/* Fonts extracted VERBATIM from App Shell (Standalone).html — identical
   rendering to the mockup (same files, same unicode-range subsets),
   self-hosted, zero external calls. */
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-4b175383.woff2') format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-560d9f41.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-2cba32d0.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-38c3847f.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-4b175383.woff2') format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-560d9f41.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-2cba32d0.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-38c3847f.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-4b175383.woff2') format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-560d9f41.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-2cba32d0.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-38c3847f.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
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@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-4b175383.woff2') format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-560d9f41.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-2cba32d0.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-38c3847f.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-c40fec4c.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-1742d56d.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-c0781ea2.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-c40fec4c.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-1742d56d.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-c0781ea2.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-c40fec4c.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-1742d56d.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-c0781ea2.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-c40fec4c.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
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@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-1742d56d.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-c0781ea2.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-4e8fa4bb.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/bt-0309594d.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-4e8fa4bb.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/bt-0309594d.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
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@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-4e8fa4bb.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
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@font-face {
  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/bt-0309594d.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
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  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-4e8fa4bb.woff2') format('woff2');
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  font-family: 'Spline Sans Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/bt-0309594d.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/*
 * BuildTrade design tokens — VERBATIM copy of the design-system's
 * colors_and_type.css (v3 Voltage, locked). Fonts are self-hosted via
 * src/mockup/fonts.css (identical files to the mockup bundle) — the
 * Google Fonts @import is the only removed line.
 * Legacy compatibility aliases are appended below for the pre-v3
 * components that still exist until Phase C cleanup.
 */
/* ============================================================
   BuildTrade™ — Colors, Type & Tokens  (v3 · Voltage system)
   LOCKED 2026-06-17. Source of truth for every color/font/space.
   Reference via CSS custom properties. Never hardcode a color.

   Decision: Voltage (electric cyan) · Balanced presence · Cool
   graphite · Grotesk type · Spline Sans Mono numerals · Dark default.
   See research/ dossiers + MOCKUP_ROADMAP.md decision log.
   ============================================================ */


/* ============================================================
   THEME: DARK ("Graphite") — default
   ============================================================ */
:root {
  /* ─── Surfaces (cool graphite, layered for depth — never #000) ─ */
  --color-bg-primary:    #0b0c11;   /* app background */
  --color-bg-secondary:  #0f1016;   /* nav / panel backgrounds */
  --color-bg-tertiary:   #15161c;   /* nested containers, hover wells */
  --color-surface:       #15161c;   /* cards, elevated surfaces */
  --color-surface-2:     #1a1c24;   /* surface raised one more level */
  --color-surface-hover: #1f2230;   /* interactive surface hover */
  --color-bg-elevated:   #1c1e27;   /* floating menus / popovers over the chart (G11c: was undefined → transparent menus) */

  /* ─── Borders ─────────────────────────────────────────────── */
  --color-border:        #1e2027;   /* default hairline */
  --color-border-strong: #2a2d38;   /* dividers w/ more presence */
  --color-border-active: #343a4a;   /* focused/active */

  /* ─── Text (off-white, never #fff) ────────────────────────── */
  --color-text-primary:   #e8e9ee;
  --color-text-secondary: #979aa5;
  --color-text-muted:     #828694;   /* V16 a11y: was #585b66 (2.7:1) — lifted to 4.97:1 (WCAG AA); owner may tune hue, keep ≥4.5 */
  --color-text-faint:     #7b7f8d;   /* dimmest tier — section labels, hints. V16 a11y: was #44474f (~1.9:1) — now 4.52:1, the AA floor */

  /* ─── Brand: VOLTAGE (electric cyan) ──────────────────────── */
  /* `accent` = the SIGNAL hue: lines, active states, primary CTA, links.
     `accent-muted` = desaturated, for LARGE fills (eye-comfort).        */
  --color-accent:        #1fd4cf;
  --color-accent-hover:  #3ee0db;
  --color-accent-press:  #17b3af;
  --color-accent-muted:  #1a8e8b;   /* large fills / big areas */
  --color-accent-ink:    #042a27;   /* text/icon ON accent */
  --color-accent-soft:   rgba(31, 212, 207, 0.14);   /* tints, active wells */
  --color-accent-line:   rgba(31, 212, 207, 0.30);   /* faint dividers/rings */
  /* Balanced data ramp (in-family tonal steps; grey is structure-only) */
  --ramp-1: #1fd4cf;
  --ramp-2: color-mix(in srgb, var(--color-accent) 60%, var(--color-surface));
  --ramp-3: color-mix(in srgb, var(--color-accent) 38%, var(--color-surface));
  --ramp-4: color-mix(in srgb, var(--color-accent) 22%, var(--color-text-muted)); /* brand-tinted neutral (cash) */

  /* ─── Trading semantics (reserved — never brand) ──────────── */
  --color-long:   #2ec27e;
  --color-short:  #f0556b;
  --color-signal-ink: #000000; /* V16 a11y: text on long/short fills — white failed AA on both */
  --color-long-bg:  rgba(46, 194, 126, 0.12);
  --color-short-bg: rgba(240, 85, 107, 0.12);
  --color-pnl-positive: #2ec27e;
  --color-pnl-negative: #f0556b;
  --color-liquidation:  #f0556b;

  /* ─── Reward layer (gamification ONLY — amber) ────────────── */
  --color-reward:      #e0b341;
  --color-reward-soft: rgba(224, 179, 65, 0.14);

  /* ─── Status / feedback ───────────────────────────────────── */
  --color-warning:  #e0b341;
  --color-warning-soft: rgba(224, 179, 65, 0.13);
  --color-error:    #f0556b;
  --color-success:  #2ec27e;
  --color-info:     var(--color-accent);
  --color-live:     #2ec27e;        /* LIVE mode */
  --color-paper:    #9d90f4;         /* PAPER mode — distinct violet, far from green/cyan/red. V16 a11y: was #8b7bf0 (4.3:1 on paper-soft) */
  --color-paper-soft: rgba(139, 123, 240, 0.16);
  --color-paper-line: rgba(139, 123, 240, 0.40);
  --color-scrim:      rgba(4, 5, 10, 0.62);     /* G-AUDIT: the one modal / palette backdrop */
  --color-track:      #606578;                  /* G-AUDIT (🗣️107): empty slider track / toggle-off pill — 3.1:1 on bg-tertiary, 3.3:1 on panels */

  /* ─── Chart ───────────────────────────────────────────────── */
  --color-chart-grid: rgba(255, 255, 255, 0.045);
  --color-chart-bg:   #0e0f14;
  --color-chart-axis: #585b66;
  /* G-INDICATORS-2: the study palette — a new indicator takes the next free one (hex, so the chart can fade it) */
  --ind-1: #1fd4cf;
  --ind-2: #e0b341;
  --ind-3: #9d90f4;
  --ind-4: #4f8cff;
  --ind-5: #ff8a4c;
  --ind-6: #e46fd0;
  --ind-7: #8fd14f;
  --ind-8: #c9ccd6;

  /* ─── Elevation shadows (depth on dark) ───────────────────── */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 8px 24px -8px rgba(0,0,0,.6);
  --shadow-lg: 0 24px 60px -20px rgba(0,0,0,.75);
  --shadow-pop: 0 16px 40px -14px rgba(0,0,0,.7);
  --ring-focus: 0 0 0 2px var(--color-bg-primary), 0 0 0 4px var(--color-accent);
}

/* ============================================================
   THEME: LIGHT ("Paper")
   ============================================================ */
[data-theme="light"] {
  --color-bg-primary:    #f4f5f8;
  --color-bg-secondary:  #ffffff;
  --color-bg-tertiary:   #eef0f4;
  --color-surface:       #ffffff;
  --color-surface-2:     #fafbfd;
  --color-surface-hover: #f0f2f6;
  --color-bg-elevated:   #ffffff;

  --color-border:        #e5e6ec;
  --color-border-strong: #d6d8e0;
  --color-border-active: #b9bcc8;

  --color-text-primary:   #15161c;
  --color-text-secondary: #5a5c68;
  --color-text-muted:     #64676f;   /* V16 a11y: was #9a9ca8 (2.5:1) — lifted to 4.96:1 (WCAG AA); owner may tune hue, keep ≥4.5 */
  --color-text-faint:     #6a6d7a;   /* dimmest tier — section labels, hints. V16 a11y: was #bcbec8 (~1.6:1) — now 4.51:1, the AA floor */

  --color-accent:        #0a90ac;   /* Voltage, light-tuned (clearly cyan) */
  --color-accent-hover:  #0b9fbe;
  --color-accent-press:  #087b93;
  --color-accent-muted:  #15c2d6;
  --color-accent-ink:    #ffffff;
  --color-accent-soft:   rgba(10, 144, 172, 0.11);
  --color-accent-line:   rgba(10, 144, 172, 0.26);
  --ramp-1: #0a90ac;
  --ramp-2: color-mix(in srgb, var(--color-accent) 58%, var(--color-surface));
  --ramp-3: color-mix(in srgb, var(--color-accent) 36%, var(--color-surface));
  --ramp-4: color-mix(in srgb, var(--color-accent) 20%, var(--color-text-muted));

  --color-long:   #0a9e66;
  --color-short:  #de2f49;
  --color-signal-ink: #000000;
  --color-long-bg:  rgba(10, 158, 102, 0.12);
  --color-short-bg: rgba(222, 47, 73, 0.12);
  --color-pnl-positive: #0a9e66;
  --color-pnl-negative: #de2f49;
  --color-liquidation:  #de2f49;

  --color-reward:      #b8860b;   /* golden honey — warm, premium, distinct from warning */
  --color-reward-soft: rgba(184, 134, 11, 0.12);

  --color-warning:  #d97706;      /* apricot amber (light) — clear, warm, alive; no mustard */
  --color-warning-soft: rgba(217, 119, 6, 0.10);
  --color-error:    #de2f49;
  --color-success:  #0a9e66;
  --color-live:     #0a9e66;
  --color-paper:    #5d4fd0;   /* V16 a11y: was #6d5fe0 (4.1:1 on paper-soft) */
  --color-paper-soft: rgba(109, 95, 224, 0.13);
  --color-paper-line: rgba(109, 95, 224, 0.38);
  --color-scrim:      rgba(20, 24, 40, 0.35);
  --color-track:      #85899a;                  /* 3.05:1 on bg-tertiary, 3.5:1 on white */

  --color-chart-grid: rgba(10, 20, 40, 0.05);
  --color-chart-bg:   #fbfcff;
  --color-chart-axis: #9a9ca8;
  --ind-1: #0a90ac;
  --ind-2: #b7791f;
  --ind-3: #5d4fd0;
  --ind-4: #2563eb;
  --ind-5: #ea580c;
  --ind-6: #c026d3;
  --ind-7: #4d7c0f;
  --ind-8: #4b5563;

  --shadow-sm: 0 1px 2px rgba(20,24,40,.06);
  --shadow-md: 0 8px 24px -8px rgba(20,24,40,.12);
  --shadow-lg: 0 24px 60px -20px rgba(20,24,40,.16);
  --shadow-pop: 0 16px 40px -14px rgba(20,24,40,.18);
}

/* ============================================================
   SHARED TOKENS (theme-independent)
   ============================================================ */
:root {
  /* ─── Typography ──────────────────────────────────────────── */
  --font-display: 'Space Grotesk', system-ui, sans-serif;   /* headings, wordmark, buttons */
  --font-sans:    'Hanken Grotesk', system-ui, sans-serif;        /* body, labels — readability workhorse */
  --font-mono:    'Spline Sans Mono', ui-monospace, monospace; /* ALL numerals: price, PnL, %, qty */

  --text-2xs: 10px;
  --text-xs:  11px;
  --text-sm:  12px;
  --text-base:13px;   /* trading-density default */
  --text-md:  14px;
  --text-lg:  16px;
  --text-xl:  20px;
  --text-2xl: 26px;
  --text-3xl: 34px;
  --text-4xl: 46px;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  --leading-tight: 1.15;
  --leading-normal: 1.45;
  --leading-relaxed: 1.6;

  --tracking-tight: -0.02em;
  --tracking-label: 0.13em;   /* eyebrows / mono labels */

  /* ─── Spacing (4px base) ──────────────────────────────────── */
  --space-1: 4px;   --space-2: 8px;   --space-3: 12px;  --space-4: 16px;
  --space-5: 20px;  --space-6: 24px;  --space-8: 32px;  --space-10: 40px;
  --space-12: 48px; --space-16: 64px; --space-20: 80px;

  /* ─── Radius ──────────────────────────────────────────────── */
  --radius-sm: 5px;
  --radius-md: 8px;
  --radius-lg: 11px;
  --radius-xl: 14px;
  --radius-2xl: 18px;
  --radius-full: 9999px;

  /* ─── Motion ──────────────────────────────────────────────── */
  --transition-fast: 110ms cubic-bezier(.3,.6,.4,1);
  --transition-normal: 190ms cubic-bezier(.3,.6,.4,1);
  --transition-slow: 320ms cubic-bezier(.3,.6,.4,1);

  /* ─── Z-index scale ───────────────────────────────────────── */
  --z-base: 0;     --z-panel: 10;   --z-sticky: 20;  --z-dropdown: 30;
  --z-overlay: 40; --z-modal: 50;   --z-toast: 60;   --z-command: 70;
}

/* ─── Base document ───────────────────────────────────────────── */
html, body {
  margin: 0; padding: 0;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Numerals: always mono + tabular lining (correctness) ────── */
.mono, .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums lining-nums;
  font-feature-settings: 'tnum' 1, 'lnum' 1;
  letter-spacing: -0.01em;
}
.pnl-pos { color: var(--color-pnl-positive); }
.pnl-neg { color: var(--color-pnl-negative); }

/* ─── Eyebrow / mono section label ────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
}

/* ─── Display heading helper ──────────────────────────────────── */
.display {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-tight);
  font-weight: var(--weight-semibold);
}

/* ─── Status dots ─────────────────────────────────────────────── */
.status-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.status-running { background: var(--color-success); }
.status-paused  { background: var(--color-warning); }
.status-stopped { background: var(--color-text-muted); }
.status-error   { background: var(--color-error); }


/* ============================================================
   LEGACY COMPATIBILITY ALIASES — remove in Phase C
   ============================================================ */
:root {
  --ink-rgb: 232, 233, 238;
  --long-rgb: 46, 194, 126;
  --short-rgb: 240, 85, 107;
  --accent-rgb: 31, 212, 207;
  --warning-rgb: 224, 179, 65;
  --color-on-accent: var(--color-accent-ink);
  --color-accent-disabled: color-mix(in srgb, var(--color-accent) 34%, var(--color-surface));
  --color-on-long: #062418;
  --color-on-short: #ffffff;
  --color-funding-positive: var(--color-pnl-positive);
  --color-funding-negative: var(--color-pnl-negative);
  --color-tier-a: rgba(var(--long-rgb), 0.15);
  --color-tier-b: rgba(var(--warning-rgb), 0.12);
  --color-tier-c: rgba(var(--short-rgb), 0.1);
  --color-backdrop: rgba(0, 0, 0, 0.6);
  --chart-grid: var(--color-chart-grid);
  --chart-axis-text: var(--color-chart-axis);
  --chart-crosshair: rgba(var(--ink-rgb), 0.35);
  --chart-watermark: rgba(var(--ink-rgb), 0.04);
  --z-command-palette: var(--z-command);
}
[data-theme='light'] {
  --ink-rgb: 21, 22, 28;
  --long-rgb: 10, 158, 102;
  --short-rgb: 222, 47, 73;
  --accent-rgb: 10, 144, 172;
  --warning-rgb: 217, 119, 6;
  --color-on-long: #ffffff;
  --color-backdrop: rgba(21, 22, 28, 0.4);
}

/* BuildTrade public website — page styles.
   Colours, fonts, spacing and radii come from src/tokens/tokens.css (inlined
   before this file at build time), so both themes are the app's own: no hex
   values here, only tokens and color-mix() of tokens. The site reads at 15–18px
   (a reading site), not the app's 13px trading density.
   Order: site tokens · base · layout · buttons · nav · footer · home (hero, demo,
   figures, marquee, calculator, screens, before/after, stages, security, learn,
   pricing teaser, final) · security · pricing · articles (guides + help) ·
   guides index · help index · FAQ · 404 · search · palette · motion · breakpoints. */

/* ─── Site tokens ─────────────────────────────────────────── */
:root {
  --site-link: color-mix(in srgb, var(--color-accent) 75%, var(--color-text-primary));
  --site-cta: var(--color-accent);
  --site-cta-hover: var(--color-accent-hover);
  --site-cta-glow: color-mix(in srgb, var(--color-accent) 35%, transparent);
  --site-glow: color-mix(in srgb, var(--color-accent) 22%, transparent);
  --site-max: 1248px;
  --site-gutter: 24px;
  --site-ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}
/* Light: the accent is a mid cyan, so buttons use the pressed shade (white text
   stays above 4.5:1) and links mix toward the text colour. */
[data-theme="light"] {
  --site-cta: var(--color-accent-press);
  --site-cta-hover: color-mix(in srgb, var(--color-accent-press) 85%, var(--color-text-primary));
  --site-cta-glow: color-mix(in srgb, var(--color-accent) 22%, transparent);
  --site-glow: color-mix(in srgb, var(--color-accent) 16%, transparent);
}

/* ─── Base ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { font-size: 15px; }
html { scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip;
  font-family: var(--font-sans);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
main { flex: 1; padding-bottom: 120px; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
ul, ol, dl, dd, figure { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
b, strong { font-weight: var(--weight-semibold); }
.ic { width: 18px; height: 18px; flex: none; display: inline-block; vertical-align: -0.2em; }
h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  line-height: 1.1;
  text-wrap: balance;
}
p { margin: 0; text-wrap: pretty; }
::selection { background: var(--color-accent-line); }
:where(p, dd, .keypts li, .notes li, .mistakes li, .steps li, .none, .k-empty) a:not(.btn) {
  color: var(--site-link);
  text-decoration: underline;
  text-decoration-color: var(--color-accent-line);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition-fast);
}
:where(p, dd, .keypts li, .notes li, .mistakes li, .steps li, .none, .k-empty) a:not(.btn):hover { text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: var(--radius-sm); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; padding: 8px 12px; border-radius: var(--radius-md); background: var(--color-accent); color: var(--color-accent-ink); }
.skip:focus { left: 8px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--color-text-muted); }

/* Gradient words: plain accent where text clipping is missing. */
.grad { color: var(--color-accent); }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .grad {
    background-image: linear-gradient(100deg, var(--color-accent-hover), var(--color-accent) 45%, var(--color-accent-muted));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
  /* Light: no pale cyan, so the words keep their contrast on a light page. */
  [data-theme="light"] .grad { background-image: linear-gradient(100deg, var(--color-accent-press), var(--color-accent)); }
}

/* ─── Layout ──────────────────────────────────────────────── */
.wrap { width: 100%; max-width: var(--site-max); margin-left: auto; margin-right: auto; padding-left: var(--site-gutter); padding-right: var(--site-gutter); }
.narrow { max-width: 868px; }
.section { padding-top: 120px; }
.doc { padding-top: 56px; }
.eyebrow {
  display: block;
  margin: 0;
  font: var(--weight-semibold) 13px/1.2 var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--site-link);
}
.page-head { padding-top: 96px; display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.page-head h1 { font-size: clamp(40px, 5.2vw, 68px); letter-spacing: -0.03em; line-height: 1.04; }
.lede { font-size: clamp(17px, 1.5vw, 20px); line-height: 1.6; color: var(--color-text-secondary); max-width: 62ch; }
.sec-head { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; max-width: 760px; margin-bottom: 48px; }
.sec-head h2 { font-size: clamp(32px, 4vw, 52px); letter-spacing: -0.03em; line-height: 1.06; }
.sec-head.center { margin-left: auto; margin-right: auto; align-items: center; text-align: center; }
.sec-head.center .lede { margin-left: auto; margin-right: auto; }
.sec-head.row { max-width: none; flex-direction: row; justify-content: space-between; align-items: flex-end; gap: 32px; }
.sec-head.row > div { display: flex; flex-direction: column; gap: 16px; max-width: 760px; }
.sec-head.row > .btn { flex: none; }

/* ─── Buttons and small parts ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font: var(--weight-semibold) 15px/1 var(--font-display);
  letter-spacing: -0.005em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-normal);
}
.btn:hover { border-color: var(--color-border-active); background: var(--color-surface-hover); }
.btn:active { transform: translateY(1px); }
.btn .ic { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.btn:hover .ic { transform: translateX(2px); }
.btn.primary { background: var(--site-cta); border-color: transparent; color: var(--color-accent-ink); box-shadow: 0 8px 24px -10px var(--site-cta-glow); }
.btn.primary:hover { background: var(--site-cta-hover); box-shadow: 0 12px 32px -10px var(--site-cta-glow); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { background: var(--color-surface); border-color: var(--color-border-strong); }
.btn.sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn.lg { height: 52px; padding: 0 26px; font-size: 16px; }
.ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.center-cta { display: flex; justify-content: center; margin-top: 40px; }
.ticks { display: flex; flex-direction: column; gap: 12px; }
.ticks li { display: flex; align-items: flex-start; gap: 12px; color: var(--color-text-secondary); font-size: 16px; line-height: 1.5; }
.ticks .ic { color: var(--site-link); margin-top: 2px; }
.more-link { display: inline-flex; align-items: center; gap: 8px; font: var(--weight-semibold) 15px/1.3 var(--font-display); color: var(--site-link); }
.more-link .ic { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.more-link:hover .ic { transform: translateX(3px); }
.ex-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-full);
  border: 1px dashed var(--color-border-active);
  color: var(--color-text-muted);
  font: var(--weight-medium) 12px/1 var(--font-sans);
  white-space: nowrap;
}
.ex-tag .ic { width: 13px; height: 13px; }
kbd { font: var(--weight-medium) 12px/1.4 var(--font-sans); }
kbd.k {
  display: inline-block;
  padding: 1px 7px;
  border: 1px solid var(--color-border-strong);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  white-space: nowrap;
}

/* ─── Nav ─────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: color-mix(in srgb, var(--color-bg-primary) 72%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}
.nav.is-scrolled, .nav.is-open { border-bottom-color: var(--color-border); background: color-mix(in srgb, var(--color-bg-primary) 86%, transparent); }
.nav-in { max-width: var(--site-max); margin: 0 auto; padding: 0 var(--site-gutter); height: 68px; display: flex; align-items: center; gap: 40px; }
.logo { display: inline-flex; align-items: center; gap: 10px; flex: none; font: var(--weight-semibold) 17px/1 var(--font-display); letter-spacing: -0.01em; white-space: nowrap; }
.logo > svg { width: 26px; height: 26px; border-radius: 6px; flex: none; }
.links { display: flex; align-items: center; gap: 4px; }
.links a { padding: 8px 14px; border-radius: var(--radius-full); font: var(--weight-medium) 15px/1 var(--font-display); color: var(--color-text-secondary); transition: color var(--transition-fast), background-color var(--transition-fast); }
.links a:hover { color: var(--color-text-primary); background: var(--color-surface); }
.links a[aria-current="page"] { color: var(--color-text-primary); background: var(--color-surface); }
.right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.kbar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  min-width: 196px;
  padding: 0 6px 0 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 14px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.kbar:hover { border-color: var(--color-border-active); color: var(--color-text-secondary); }
.kbar .ic { width: 16px; height: 16px; }
.kbar span { margin-right: auto; }
.kbar kbd { padding: 2px 8px; border-radius: var(--radius-full); border: 1px solid var(--color-border); background: var(--color-bg-secondary); color: var(--color-text-muted); font-size: 11px; }
.theme, .burger {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}
.theme:hover, .burger:hover { color: var(--color-text-primary); background: var(--color-surface); border-color: var(--color-border-strong); }
.theme .sun, .theme .moon, .burger .open, .burger .close { grid-area: 1 / 1; }
[data-theme="dark"] .theme .sun { display: none; }
[data-theme="light"] .theme .moon { display: none; }
.burger { display: none; }
.burger .close { display: none; }
.burger[aria-expanded="true"] .open { display: none; }
.burger[aria-expanded="true"] .close { display: block; }
.menu { display: none; flex-direction: column; padding: 8px var(--site-gutter) 20px; border-top: 1px solid var(--color-border); background: var(--color-bg-primary); }
.menu a, .menu .menu-search { display: flex; align-items: center; gap: 10px; padding: 14px 4px; border-bottom: 1px solid var(--color-border); font: var(--weight-medium) 17px/1.2 var(--font-display); color: var(--color-text-primary); text-align: left; }
.menu a[aria-current="page"] { color: var(--site-link); }
.menu .menu-search { color: var(--color-text-secondary); }
.menu .menu-search .ic { width: 18px; height: 18px; }
.menu .btn { margin-top: 16px; padding: 0 20px; border-bottom: 1px solid transparent; justify-content: center; }
.nav.is-open .menu { display: flex; }
@media (min-width: 961px) { .nav.is-open .menu { display: none; } }

/* ─── Footer ──────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--color-border); background: var(--color-bg-secondary); }
.foot-in { max-width: var(--site-max); margin: 0 auto; padding: 72px var(--site-gutter) 48px; display: grid; grid-template-columns: 1.6fr repeat(4, minmax(0, 1fr)); gap: 40px; }
.foot-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.foot-brand p { max-width: 340px; color: var(--color-text-secondary); font-size: 15px; line-height: 1.6; }
.foot-col { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; min-width: 0; }
.foot-col b { font: var(--weight-semibold) 14px/1.3 var(--font-display); color: var(--color-text-primary); margin-bottom: 4px; }
.foot-col a { color: var(--color-text-secondary); font-size: 15px; line-height: 1.4; overflow-wrap: anywhere; transition: color var(--transition-fast); }
.foot-col a:hover { color: var(--color-text-primary); }
.foot-base {
  width: calc(100% - 2 * var(--site-gutter));
  max-width: calc(var(--site-max) - 2 * var(--site-gutter));
  margin: 0 auto;
  padding: 24px 0 40px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.55;
}
.foot-base p { max-width: 560px; }

/* ─── Home: hero ──────────────────────────────────────────── */
.hero { position: relative; padding-top: 88px; isolation: isolate; }
.hero-bg { position: absolute; inset: -68px 0 auto; height: 980px; z-index: -1; pointer-events: none; overflow: hidden; }
/* A faint construction grid. In mask-image, black only means "fully shown". */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--color-border) 1px, transparent 1px), linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: center -1px;
  -webkit-mask-image: radial-gradient(ellipse 70% 62% at 50% 28%, black 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 62% at 50% 28%, black 20%, transparent 75%);
}
.hero-bg::after { content: ''; position: absolute; left: 50%; top: 360px; width: 1200px; height: 760px; transform: translateX(-50%); background: radial-gradient(closest-side, var(--site-glow), transparent); }
.hero-in { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 24px; }
.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 36px;
  padding: 0 14px 0 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  color: var(--color-text-secondary);
  font-size: 14px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.hero-pill:hover { border-color: var(--color-border-active); color: var(--color-text-primary); }
.hero-pill .ic { width: 14px; height: 14px; }
.live-dot { width: 8px; height: 8px; flex: none; border-radius: 50%; background: var(--color-live); animation: pulse 2.4s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-live) 55%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.hero-h { font-size: clamp(44px, 6.4vw, 84px); letter-spacing: -0.035em; line-height: 1.02; }
.hero-lede { max-width: 660px; font-size: clamp(17px, 1.5vw, 20px); line-height: 1.6; color: var(--color-text-secondary); }
.hero-in .ctas { justify-content: center; margin-top: 8px; }
.trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px; color: var(--color-text-muted); font-size: 15px; }
.trust li { display: inline-flex; align-items: center; gap: 8px; }
.trust .ic { width: 16px; height: 16px; color: var(--site-link); }
.hero-shot { position: relative; margin-top: 72px; }
.hero-shot::before { content: ''; position: absolute; inset: 8% 6% -6%; z-index: -1; background: radial-gradient(closest-side, var(--site-glow), transparent); }

/* ─── Home: the trade-screen picture ──────────────────────── */
.demo { display: grid; gap: 20px; }
.app-win {
  overflow: hidden;
  text-align: left;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-2xl);
  background: var(--color-bg-secondary);
  box-shadow: var(--shadow-lg), 0 48px 120px -48px var(--site-cta-glow);
}
.win-bar { display: flex; align-items: center; gap: 16px; height: 44px; padding: 0 16px; border-bottom: 1px solid var(--color-border); background: var(--color-bg-primary); }
.dots { display: flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--color-border-strong); }
.win-tabs { display: flex; gap: 4px; min-width: 0; overflow: hidden; }
.win-tabs span { padding: 5px 10px; border-radius: var(--radius-full); font: var(--weight-medium) 13px/1 var(--font-display); color: var(--color-text-muted); }
.win-tabs .on { background: var(--color-surface-2); color: var(--color-text-primary); }
.paper-pill, .mode {
  padding: 4px 9px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-paper-line);
  background: var(--color-paper-soft);
  color: var(--color-paper);
  font: var(--weight-semibold) 11px/1 var(--font-sans);
  letter-spacing: 0.1em;
}
.paper-pill { margin-left: auto; flex: none; }
.win-body { display: grid; grid-template-columns: minmax(0, 1fr) 300px; }
.win-chart { display: flex; flex-direction: column; gap: 12px; min-width: 0; padding: 16px; border-right: 1px solid var(--color-border); }
.win-chart-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.win-chart-head b { font: var(--weight-semibold) 14px/1.2 var(--font-display); }
.win-chart .fig-chart { aspect-ratio: auto; flex: 1; min-height: 320px; }

/* The order ticket */
.tk { display: flex; flex-direction: column; gap: 12px; padding: 16px; background: var(--color-surface); font-size: 13px; line-height: 1.4; }
.tk > * { transition: opacity var(--transition-slow), box-shadow var(--transition-slow); }
.tk-seg { display: grid; grid-template-columns: 1fr 1fr; padding: 3px; border-radius: var(--radius-md); background: var(--color-bg-primary); border: 1px solid var(--color-border); }
.tk-seg span { padding: 7px 0; border-radius: 6px; text-align: center; font: var(--weight-semibold) 13px/1.2 var(--font-display); color: var(--color-text-muted); }
.tk-seg .on.long { background: var(--color-long-bg); color: var(--color-long); }
.tk-types { display: flex; gap: 4px; border-bottom: 1px solid var(--color-border); }
.tk-types span { margin-bottom: -1px; padding: 4px 8px 8px; border-bottom: 2px solid transparent; font: var(--weight-medium) 13px/1.2 var(--font-display); color: var(--color-text-muted); }
.tk-types .on { color: var(--color-text-primary); border-bottom-color: var(--color-accent); }
.tk-toggle { display: flex; align-items: center; gap: 8px; color: var(--color-text-secondary); }
.sw { position: relative; flex: none; width: 28px; height: 16px; border-radius: var(--radius-full); background: var(--color-track); }
.sw::after { content: ''; position: absolute; top: 2px; left: 2px; width: 12px; height: 12px; border-radius: 50%; background: var(--color-bg-secondary); box-shadow: var(--shadow-sm); }
.sw.on { background: var(--color-accent); }
.sw.on::after { left: 14px; }
.tk-block, .tk-liq { display: flex; flex-direction: column; gap: 8px; padding: 12px; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-bg-secondary); }
.tk-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; color: var(--color-text-secondary); }
.tk-row b { color: var(--color-text-primary); font-weight: var(--weight-medium); white-space: nowrap; }
.tk-row.neg b { color: var(--color-short); }
.tk-row.pos b { color: var(--color-long); }
.tk-row.neg[data-hl] { margin: 0 -8px; padding: 6px 8px; border-radius: var(--radius-md); }
.tk-size { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding-top: 8px; border-top: 1px dashed var(--color-border-strong); color: var(--color-text-secondary); }
.tk-size b { font-size: 16px; font-weight: var(--weight-semibold); color: var(--site-link); }
.tk-liq p { color: var(--color-long); font-size: 13px; }
.tk-sum { display: flex; flex-direction: column; gap: 8px; padding-top: 12px; border-top: 1px solid var(--color-border); }
.tk-go { margin-top: auto; display: flex; align-items: center; justify-content: center; height: 40px; border-radius: var(--radius-md); background: var(--color-long); color: var(--color-signal-ink); font: var(--weight-semibold) 14px/1 var(--font-display); }

/* Steps under the picture light up the part they describe. */
.demo .fig-tag, .demo .fig-lvl, .demo .fig-zone { transition: opacity var(--transition-slow), stroke-width var(--transition-slow), fill var(--transition-slow), box-shadow var(--transition-slow); }
.demo[data-active] .tk > *, .demo[data-active] .fig-tag { opacity: 0.4; }
.demo[data-active="stop"] [data-hl="stop"],
.demo[data-active="size"] [data-hl="size"],
.demo[data-active="liq"] [data-hl="liq"] { opacity: 1; }
.demo[data-active="stop"] .tk [data-hl="stop"],
.demo[data-active="size"] .tk [data-hl="size"],
.demo[data-active="liq"] .tk [data-hl="liq"],
.demo[data-active="stop"] .fig-tag[data-hl="stop"],
.demo[data-active="size"] .fig-tag[data-hl="size"],
.demo[data-active="liq"] .fig-tag[data-hl="liq"] { box-shadow: 0 0 0 1.5px var(--color-accent), 0 0 0 6px var(--color-accent-soft); }
.demo[data-active="stop"] .fig-lvl[data-hl="stop"],
.demo[data-active="size"] .fig-lvl[data-hl="size"],
.demo[data-active="liq"] .fig-lvl[data-hl="liq"] { stroke-width: 2.5; stroke-dasharray: none; }
.demo[data-active="stop"] .fig-zone[data-hl="stop"] { fill: color-mix(in srgb, var(--color-short) 26%, transparent); }
.demo-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.demo-steps button {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  height: 100%;
  padding: 16px;
  overflow: hidden;
  text-align: left;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}
.demo-steps button:hover { border-color: var(--color-border-strong); }
.demo-steps button[aria-current="true"] { border-color: var(--color-accent-line); background: color-mix(in srgb, var(--color-accent) 7%, var(--color-surface)); }
.demo-steps .n { display: grid; place-items: center; flex: none; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--color-border-strong); color: var(--color-text-secondary); font-size: 13px; transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal); }
.demo-steps button[aria-current="true"] .n { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-accent-ink); }
.demo-steps b { display: block; margin-bottom: 4px; font: var(--weight-semibold) 15px/1.3 var(--font-display); color: var(--color-text-primary); }
.demo-steps button > span:not(.n) > span { display: block; color: var(--color-text-secondary); font-size: 14px; line-height: 1.5; }
.demo-steps button::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--color-accent); }
.demo.cycling .demo-steps button[aria-current="true"]::after { animation: stepbar 5s linear forwards; }
@keyframes stepbar { to { width: 100%; } }

/* ─── Figures (lib/figures.mjs) ───────────────────────────── */
.fig-chart { position: relative; aspect-ratio: 2 / 1; overflow: hidden; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-chart-bg); }
.fig-svg { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
.fig-grid line { stroke: var(--color-chart-grid); stroke-width: 1; }
.fig-c .up { stroke: var(--color-long); fill: var(--color-long); }
.fig-c .dn { stroke: var(--color-short); fill: var(--color-short); }
.fig-zone.reward { fill: color-mix(in srgb, var(--color-long) 12%, transparent); }
.fig-zone.risk { fill: color-mix(in srgb, var(--color-short) 12%, transparent); }
.fig-lvl { stroke-width: 1.25; stroke-dasharray: 5 4; }
.fig-lvl.tp { stroke: var(--color-long); }
.fig-lvl.entry { stroke: var(--color-text-secondary); }
.fig-lvl.stop { stroke: var(--color-short); }
.fig-lvl.liq { stroke: var(--color-liquidation); stroke-width: 2; stroke-dasharray: none; }
.fig-lvl.floor { stroke: color-mix(in srgb, var(--color-short) 60%, transparent); stroke-dasharray: 2 4; }
.fig-lvl.fill { stroke: var(--color-short); stroke-width: 1.75; stroke-dasharray: none; }
.fig-fade-a { stop-color: var(--color-short); stop-opacity: 0.1; }
.fig-fade-b { stop-color: var(--color-short); stop-opacity: 0; }
.fig-axis { position: absolute; left: 4px; transform: translateY(-50%); padding: 2px 4px; border-radius: 4px; background: var(--color-chart-bg); font: 11px/1 var(--font-mono); color: var(--color-chart-axis); pointer-events: none; }
.fig-tag {
  position: absolute;
  right: 8px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid transparent;
  font: var(--weight-semibold) 11px/1.3 var(--font-sans);
  white-space: nowrap;
}
.fig-tag b { font: var(--weight-medium) 11px/1.3 var(--font-mono); }
.fig-tag.tp { background: color-mix(in srgb, var(--color-long) 16%, var(--color-chart-bg)); border-color: color-mix(in srgb, var(--color-long) 35%, transparent); color: var(--color-long); }
.fig-tag.entry { background: var(--color-surface-2); border-color: var(--color-border-strong); color: var(--color-text-primary); }
.fig-tag.stop { background: color-mix(in srgb, var(--color-short) 16%, var(--color-chart-bg)); border-color: color-mix(in srgb, var(--color-short) 35%, transparent); color: var(--color-short); }
.fig-tag.liq { background: color-mix(in srgb, var(--color-short) 28%, var(--color-chart-bg)); border-color: var(--color-short); color: var(--color-short); }
.fig-tag.floor { background: var(--color-chart-bg); border-color: color-mix(in srgb, var(--color-short) 30%, transparent); color: var(--color-text-secondary); }
.fig-tag.fill { background: color-mix(in srgb, var(--color-short) 22%, var(--color-chart-bg)); border-color: var(--color-short); color: var(--color-short); }
.fig-tag.above { transform: translateY(calc(-100% - 3px)); }
.fig-tag.below { transform: translateY(3px); }
.fig-line { padding: 20px 24px 40px 56px; }
.fig-plot { position: relative; aspect-ratio: 640 / 300; }
.fig-yt { position: absolute; right: calc(100% + 8px); transform: translateY(-50%); font: 12px/1 var(--font-mono); color: var(--color-text-muted); white-space: nowrap; }
.fig-xt { position: absolute; top: calc(100% + 10px); transform: translateX(-50%); font: 12px/1 var(--font-mono); color: var(--color-text-muted); white-space: nowrap; }
.fig-band { fill: color-mix(in srgb, var(--color-accent) 8%, transparent); }
.fig-band.risk, .fig-band.liq { fill: color-mix(in srgb, var(--color-short) 10%, transparent); }
.fig-band.safe { fill: color-mix(in srgb, var(--color-long) 8%, transparent); }
.fig-band.warn { fill: var(--color-warning-soft); }
.fig-vl { stroke: var(--color-border-active); stroke-width: 1.25; stroke-dasharray: 4 4; }
.fig-vl.entry { stroke: var(--color-text-secondary); }
.fig-vl.stop { stroke: var(--color-short); }
.fig-vl.liq { stroke: var(--color-liquidation); stroke-width: 2; stroke-dasharray: none; }
.fig-ln { stroke: var(--color-accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.fig-ln.alt, .fig-ln.naive { stroke: var(--color-text-faint); stroke-dasharray: 6 5; }
.fig-ln.long { stroke: var(--color-long); }
.fig-ln.short { stroke: var(--color-short); }
.fig-ln.mark { stroke: var(--color-text-primary); stroke-width: 1.5; }
.fig-sl, .fig-note { position: absolute; white-space: nowrap; pointer-events: none; }
.fig-sl { font: var(--weight-semibold) 12px/1.2 var(--font-sans); color: var(--site-link); }
.fig-sl.alt, .fig-sl.naive { color: var(--color-text-muted); }
.fig-sl.long { color: var(--color-long); }
.fig-sl.short { color: var(--color-short); }
.fig-sl.n { transform: translate(-50%, calc(-100% - 8px)); }
.fig-sl.s { transform: translate(-50%, 8px); }
.fig-sl.e { transform: translate(10px, -50%); }
.fig-sl.w { transform: translate(calc(-100% - 10px), -50%); }
.fig-dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; transform: translate(-50%, -50%); background: var(--color-accent); box-shadow: 0 0 0 4px var(--color-accent-soft); }
.fig-dot.liq, .fig-dot.stop, .fig-dot.short { background: var(--color-short); box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-short) 20%, transparent); }
.fig-dot.entry { background: var(--color-text-primary); box-shadow: 0 0 0 4px var(--color-surface-2); }
.fig-note { padding: 4px 8px; border-radius: 6px; border: 1px solid var(--color-border-strong); background: var(--color-bg-elevated); box-shadow: var(--shadow-sm); font: var(--weight-medium) 12px/1.3 var(--font-sans); color: var(--color-text-primary); }
.fig-note.n { transform: translate(-50%, calc(-100% - 14px)); }
.fig-note.s { transform: translate(-50%, 14px); }
.fig-note.e { transform: translate(14px, -50%); }
.fig-note.w { transform: translate(calc(-100% - 14px), -50%); }
.fig-bars { display: flex; flex-direction: column; gap: 14px; padding: 24px; }
.fig-br { display: grid; grid-template-columns: 44px minmax(0, 1fr) 64px; align-items: center; gap: 12px; }
.fig-br .k { font: var(--weight-medium) 13px/1 var(--font-mono); color: var(--color-text-secondary); }
.fig-br .k.w { font-family: var(--font-sans); }
.fig-bars.wide-k .fig-br { grid-template-columns: 80px minmax(0, 1fr) 64px; }
.fig-br .trk { display: flex; flex-direction: column; gap: 3px; }
.fig-br .trk i { display: block; height: 8px; min-width: 2px; border-radius: var(--radius-full); }
.fig-br .v { font: var(--weight-semibold) 14px/1 var(--font-mono); text-align: right; }
.fig-bars i.naive, .fig-legend i.naive { background: color-mix(in srgb, var(--color-text-faint) 45%, transparent); }
.fig-bars i.real, .fig-legend i.real { background: var(--color-accent); }
.fig-bars i.stop, .fig-legend i.stop { background: var(--color-short); }
.fig-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; padding-top: 6px; color: var(--color-text-secondary); font-size: 13px; }
.fig-legend span { display: inline-flex; align-items: center; gap: 8px; }
.fig-legend i { display: block; width: 16px; height: 8px; border-radius: var(--radius-full); }
.fig-eq .fig-svg { position: static; width: 100%; height: auto; aspect-ratio: 640 / 200; }
.fig-dd { margin-top: 6px; border-top: 1px solid var(--color-border); }
.fig-dd .fig-svg { aspect-ratio: 640 / 70; }
.fig-eq-area { fill: var(--color-accent-soft); }
.fig-eq-ln { stroke: var(--color-accent); stroke-width: 1.75; }
.fig-dd-area { fill: color-mix(in srgb, var(--color-short) 22%, transparent); }
.fig { margin: 32px 0 8px; }
.fig-frame { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.fig-frame > .fig-chart { border: 0; border-radius: 0; }
.fig figcaption { margin-top: 12px; color: var(--color-text-secondary); font-size: 14px; line-height: 1.55; }

/* ─── Home: what is in the app ────────────────────────────── */
.marquee {
  margin-top: 104px;
  padding: 20px 0;
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.mq-track { display: flex; width: max-content; animation: mq 70s linear infinite; }
.marquee:hover .mq-track { animation-play-state: paused; }
.mq-row { display: flex; gap: 12px; padding-right: 12px; }
.mq-row li { display: inline-flex; align-items: center; gap: 10px; height: 42px; padding: 0 18px; border-radius: var(--radius-full); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-secondary); font-size: 15px; white-space: nowrap; }
.mq-row .ic { width: 16px; height: 16px; color: var(--site-link); }
@keyframes mq { to { transform: translateX(-50%); } }

/* ─── Home: calculator ────────────────────────────────────── */
.calc { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); box-shadow: var(--shadow-md); }
.calc-in { display: flex; flex-direction: column; gap: 20px; padding: 32px; border-right: 1px solid var(--color-border); background: var(--color-bg-secondary); }
.fld { display: flex; flex-direction: column; gap: 8px; }
.fld-k { font-size: 14px; font-weight: var(--weight-medium); color: var(--color-text-secondary); }
.inp { display: flex; align-items: center; gap: 8px; height: 48px; padding: 0 14px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); background: var(--color-surface); transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.inp:focus-within { border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-soft); }
.inp i { font: normal 15px/1 var(--font-mono); color: var(--color-text-muted); }
.inp input { flex: 1; min-width: 0; height: 100%; border: 0; outline: none; background: none; color: var(--color-text-primary); font: var(--weight-medium) 16px/1 var(--font-mono); }
.seg { display: inline-flex; gap: 4px; padding: 4px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); background: var(--color-bg-secondary); }
.seg button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 38px; padding: 0 18px; border-radius: var(--radius-full); font: var(--weight-semibold) 14px/1 var(--font-display); color: var(--color-text-secondary); transition: background-color var(--transition-fast), color var(--transition-fast); }
.seg button:hover { color: var(--color-text-primary); }
.seg button[aria-pressed="true"] { background: var(--color-bg-elevated); color: var(--color-text-primary); box-shadow: var(--shadow-sm); }
.calc .seg { display: flex; background: var(--color-surface); }
.calc .seg button { flex: 1; }
/* One row of equal chips at every width (a lone "20×" on a second line read as an afterthought). */
.chips { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 8px; }
.chips button { height: 40px; min-width: 0; padding: 0 8px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); background: var(--color-surface); color: var(--color-text-secondary); font: var(--weight-medium) 14px/1 var(--font-mono); transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast); }
.chips button:hover { color: var(--color-text-primary); border-color: var(--color-border-active); }
.chips button[aria-pressed="true"] { border-color: var(--color-accent); background: var(--color-accent-soft); color: var(--color-text-primary); }
.calc-out { display: flex; flex-direction: column; gap: 24px; min-width: 0; padding: 32px; }
.co { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.co > span { color: var(--color-text-secondary); font-size: 14px; }
.co b { font: var(--weight-semibold) 20px/1.2 var(--font-mono); color: var(--color-text-primary); white-space: nowrap; }
.co.neg b { color: var(--color-short); }
.co.hero-o { padding-bottom: 20px; border-bottom: 1px solid var(--color-border); }
.co.hero-o b { font-size: clamp(32px, 4vw, 44px); letter-spacing: -0.02em; color: var(--site-link); }
.co-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px 24px; }
/* The ruler: entry at the left, the stop, then the cushion out to liquidation. */
.ruler { position: relative; padding: 30px 0; }
.ruler-trk { position: relative; height: 10px; border-radius: var(--radius-full); background: var(--color-bg-tertiary); overflow: hidden; }
.ruler-trk i { position: absolute; top: 0; bottom: 0; display: block; transition: width var(--transition-slow), left var(--transition-slow); }
.r-risk { left: 0; background: var(--color-short); }
.r-buf { background: color-mix(in srgb, var(--color-accent) 38%, transparent); }
.r-m { position: absolute; top: calc(30px + 10px + 10px); transform: translateX(-50%); font-size: 13px; font-weight: var(--weight-medium); line-height: 1; color: var(--color-text-secondary); white-space: nowrap; transition: left var(--transition-slow); }
.r-m::before { content: ''; position: absolute; left: 50%; top: -10px; width: 1px; height: 8px; background: currentColor; }
.r-m.stop { top: 0; color: var(--color-short); }
.r-m.stop::before { top: auto; bottom: -10px; }
.r-m.liq { color: var(--color-liquidation); }
.r-m.entry { left: 0; transform: none; }
.r-m.entry::before, .r-m.start::before { left: 0; }
.r-m.start { transform: none; }
.r-m.end { transform: translateX(-100%); }
.r-m.end::before { left: auto; right: 0; }
/* Liquidation inside the stop sits near the entry label: lift it to the top row. */
.r-m.liq.up { top: 0; }
.r-m.liq.up::before { top: auto; bottom: -10px; }
.calc-warn { display: flex; gap: 10px; padding: 12px 14px; border-radius: var(--radius-md); border: 1px solid color-mix(in srgb, var(--color-warning) 40%, transparent); background: var(--color-warning-soft); color: var(--color-text-primary); font-size: 15px; line-height: 1.5; }
.calc-warn[hidden] { display: none; }
.calc-note { color: var(--color-text-muted); font-size: 14px; line-height: 1.55; }

/* ─── Home: the five screens ──────────────────────────────── */
.tabs { display: flex; flex-direction: column; gap: 32px; }
.tab-list { display: flex; gap: 4px; max-width: 100%; margin: 0 auto; padding: 4px; overflow-x: auto; scrollbar-width: none; border: 1px solid var(--color-border); border-radius: var(--radius-full); background: var(--color-bg-secondary); }
.tab-list::-webkit-scrollbar { display: none; }
.tab-list button { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 18px; flex: none; border-radius: var(--radius-full); font: var(--weight-medium) 15px/1 var(--font-display); color: var(--color-text-secondary); white-space: nowrap; transition: background-color var(--transition-fast), color var(--transition-fast); }
.tab-list button:hover { color: var(--color-text-primary); }
.tab-list button[aria-selected="true"] { background: var(--color-bg-elevated); color: var(--color-text-primary); box-shadow: var(--shadow-sm); }
.tab-list .ic { width: 16px; height: 16px; }
.tab-panel { display: none; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: center; gap: 48px; padding: 40px; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); }
.tab-panel.on { display: grid; animation: rise var(--transition-slow) var(--site-ease); }
.tab-stack { display: grid; gap: 24px; }
/* Two columns: the panels share one cell, so the box keeps the tallest panel's
   height and switching tabs never moves the page below. */
@media (min-width: 961px) {
  html.js .tab-stack > .tab-panel { display: grid; grid-area: 1 / 1; visibility: hidden; }
  html.js .tab-stack > .tab-panel.on { visibility: visible; }
}
html:not(.js) .tab-list { display: none; }
html:not(.js) .tab-panel { display: grid; }
html:not(.js) .kbar, html:not(.js) .menu-search { display: none; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.tp-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.tp-k { display: inline-flex; align-items: center; gap: 8px; font: var(--weight-semibold) 13px/1.2 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--site-link); }
.tp-k .ic { width: 16px; height: 16px; }
.tp-copy h3 { font-size: clamp(26px, 2.6vw, 34px); letter-spacing: -0.025em; }
.tp-copy > p { color: var(--color-text-secondary); font-size: 17px; line-height: 1.6; }
.tp-copy .more-link { margin-top: 4px; }
.tp-shot { min-width: 0; }

/* Screen pictures */
.mock { display: flex; flex-direction: column; gap: 14px; padding: 20px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-xl); background: var(--color-bg-secondary); box-shadow: var(--shadow-md); font-size: 14px; line-height: 1.45; }
.mock-head { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; }
.mock-head b { font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.mock-head > .num { color: var(--site-link); font-weight: var(--weight-semibold); }
.mock-head .ex-tag { margin-left: auto; }
.chk { display: flex; flex-direction: column; gap: 8px; }
.chk li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); color: var(--color-text-secondary); }
.chk li.yes { color: var(--color-text-primary); }
.chk em { flex: none; padding: 4px 10px; border-radius: var(--radius-full); background: var(--color-bg-tertiary); color: var(--color-text-muted); font: var(--weight-semibold) 11px/1 var(--font-sans); font-style: normal; letter-spacing: 0.08em; }
.chk li.yes em { background: var(--color-long-bg); color: var(--color-long); }
.mock-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: var(--radius-md); border: 1px solid var(--color-border-strong); background: var(--color-surface-2); color: var(--color-text-primary); font: var(--weight-semibold) 14px/1 var(--font-display); }
.mock-btn .ic { width: 15px; height: 15px; }
.mock-btn.off { border-style: dashed; background: var(--color-bg-tertiary); color: var(--color-text-muted); }
.mock-btn.sm { height: 32px; padding: 0 12px; font-size: 13px; }
.mock-btn.ghost { background: transparent; }
.mock-btn.stop { border-color: color-mix(in srgb, var(--color-short) 40%, transparent); background: color-mix(in srgb, var(--color-short) 12%, transparent); color: var(--color-short); }
.mock-fine { text-align: center; color: var(--color-text-muted); font-size: 13px; text-decoration: underline dotted; text-underline-offset: 3px; }
.stepper { display: flex; flex-wrap: wrap; gap: 6px; }
.stepper span { padding: 5px 10px; border-radius: var(--radius-full); border: 1px solid var(--color-border); color: var(--color-text-muted); font: var(--weight-medium) 12px/1 var(--font-display); }
.stepper .done { color: var(--color-long); border-color: color-mix(in srgb, var(--color-long) 35%, transparent); }
.stepper .on { color: var(--color-text-primary); border-color: var(--color-accent-line); background: var(--color-accent-soft); }
.cond { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 8px; }
.cond span { padding: 10px 12px; border-radius: var(--radius-md); border: 1px solid var(--color-border-strong); background: var(--color-surface); font-weight: var(--weight-medium); }
.cond .op { border-color: var(--color-accent-line); background: var(--color-accent-soft); color: var(--site-link); }
.and { align-self: flex-start; padding-left: 12px; font: var(--weight-semibold) 12px/1 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.summary { padding: 12px 14px; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-secondary); line-height: 1.55; }
.summary b { display: block; margin-bottom: 4px; font: var(--weight-semibold) 13px/1.3 var(--font-display); color: var(--color-text-primary); }
.mini-eq { padding: 12px; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-chart-bg); }
.mini-k { display: block; margin-bottom: 8px; font: var(--weight-medium) 12px/1 var(--font-display); color: var(--color-text-muted); }
.bot { display: flex; flex-direction: column; gap: 14px; padding: 16px; border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: var(--color-surface); }
.bot-top { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 10px; }
.bot-top b { flex-basis: 100%; font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.st { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--radius-full); font: var(--weight-semibold) 12px/1 var(--font-display); }
.st.run { background: var(--color-long-bg); color: var(--color-long); }
.st i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 2.4s infinite; }
.bot-kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.bot-kpis div, .kpi { display: flex; flex-direction: column; gap: 4px; min-width: 0; padding: 10px 12px; border-radius: var(--radius-md); background: var(--color-bg-secondary); border: 1px solid var(--color-border); }
.bot-kpis span, .kpi span { color: var(--color-text-muted); font-size: 13px; }
.bot-kpis b, .kpi b { font: var(--weight-semibold) 17px/1.2 var(--font-mono); white-space: nowrap; }
.bot-lim { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; border-radius: var(--radius-md); border: 1px dashed var(--color-border-strong); color: var(--color-text-secondary); }
.bot-lim b { color: var(--color-warning); }
.bot-act { display: flex; gap: 8px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.kpi { background: var(--color-surface); }
.edge { overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: var(--color-surface); }
.edge-h { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 4px 12px; padding: 12px 14px; border-bottom: 1px solid var(--color-border); }
.edge-h b { font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.edge-h span { color: var(--color-text-muted); font-size: 13px; }
.edge-r { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; }
.edge-r + .edge-r { border-top: 1px solid var(--color-border); }
.edge-r > span { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.edge-r > span b { font-weight: var(--weight-semibold); }
.edge-r small { color: var(--color-text-muted); font-size: 13px; }
.edge-r > b { font: var(--weight-semibold) 16px/1 var(--font-mono); }
.feel, .tags { display: flex; flex-wrap: wrap; gap: 8px; }
.feel span { padding: 8px 14px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); color: var(--color-text-secondary); font-weight: var(--weight-medium); }
.feel .on { border-color: var(--color-accent-line); background: var(--color-accent-soft); color: var(--color-text-primary); }
.mock-k { font: var(--weight-semibold) 13px/1.3 var(--font-display); color: var(--color-text-muted); }
.tags span { padding: 6px 12px; border-radius: var(--radius-full); border: 1px solid var(--color-border); background: var(--color-bg-tertiary); color: var(--color-text-secondary); font-size: 13px; }
.tags .on { border-color: color-mix(in srgb, var(--color-long) 35%, transparent); background: var(--color-long-bg); color: var(--color-long); }
.plan-check { display: flex; align-items: center; gap: 10px; }
.box { display: grid; place-items: center; flex: none; width: 20px; height: 20px; border-radius: 6px; border: 1.5px solid var(--color-border-active); }
.box.on { border-color: var(--color-accent); background: var(--color-accent); color: var(--color-accent-ink); }
.box .ic { width: 14px; height: 14px; stroke-width: 2.5; }
.days { display: flex; flex-direction: column; gap: 10px; padding: 14px; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-secondary); }
.days b { font-size: 16px; color: var(--color-text-primary); }
.days .trk { display: block; height: 8px; overflow: hidden; border-radius: var(--radius-full); background: var(--color-bg-tertiary); }
.days .trk i { display: block; height: 100%; border-radius: var(--radius-full); background: var(--color-accent); }

/* ─── Home: before / after ────────────────────────────────── */
.ba { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); }
.ba-h, .ba-row { display: grid; grid-template-columns: minmax(0, 1fr) 48px minmax(0, 1fr); align-items: center; gap: 16px; padding: 18px 28px; }
.ba-h { border-bottom: 1px solid var(--color-border); background: var(--color-bg-secondary); font: var(--weight-semibold) 13px/1.2 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.ba-h span:last-child { color: var(--site-link); }
.ba-row + .ba-row { border-top: 1px solid var(--color-border); }
.ba-row .b, .ba-row .a { display: flex; align-items: center; gap: 12px; font-size: 17px; line-height: 1.4; }
.ba-row .b { color: var(--color-text-muted); }
.ba-row .b .ic { color: var(--color-short); }
.ba-row .a { color: var(--color-text-primary); font-weight: var(--weight-medium); }
.ba-row .a .ic { color: var(--site-link); }
.ba-arrow { justify-self: center; color: var(--color-border-active); }

/* ─── Home: the six stages ────────────────────────────────── */
.section.stages-sec { margin-top: 120px; padding: 96px 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); background: var(--color-bg-secondary); }
.timeline { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.timeline li { display: flex; flex-direction: column; gap: 16px; padding: 28px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); transition: border-color var(--transition-normal); }
.timeline li:hover { border-color: var(--color-border-strong); }
.timeline .n, .stage-h .n { display: grid; place-items: center; flex: none; width: 40px; height: 40px; border-radius: var(--radius-md); border: 1px solid var(--color-accent-line); background: var(--color-accent-soft); color: var(--site-link); font-size: 16px; font-weight: var(--weight-semibold); }
.timeline li > div { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.timeline h3 { font-size: 22px; }
.timeline .plain, .stage-h .plain { font: var(--weight-medium) 15px/1.3 var(--font-display); color: var(--site-link); }
.timeline p:not(.plain) { color: var(--color-text-secondary); font-size: 15px; line-height: 1.6; }
.timeline .more-link { margin-top: auto; padding-top: 8px; }
.timeline li.rv:nth-child(3n + 2) { transition-delay: 70ms; }
.timeline li.rv:nth-child(3n) { transition-delay: 140ms; }

/* ─── Home + security: money flow ─────────────────────────── */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: 64px; }
.split-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.split-copy h2 { font-size: clamp(32px, 4vw, 52px); letter-spacing: -0.03em; line-height: 1.06; }
.flow, .sec-flow { position: relative; padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); box-shadow: var(--shadow-md); }
.flow { display: flex; flex-direction: column; }
.node { display: grid; grid-template-columns: 44px minmax(0, 1fr); grid-template-rows: auto auto; column-gap: 14px; row-gap: 2px; align-items: center; padding: 16px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg); background: var(--color-bg-secondary); }
.node-ic { grid-row: 1 / 3; display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--color-bg-tertiary); color: var(--color-text-secondary); }
.node-ic .ic { width: 20px; height: 20px; }
.node b { font: var(--weight-semibold) 16px/1.3 var(--font-display); }
.node > span:not(.node-ic) { color: var(--color-text-secondary); font-size: 14px; line-height: 1.4; }
.node.mid { border-color: var(--color-accent-line); background: color-mix(in srgb, var(--color-accent) 7%, var(--color-bg-secondary)); box-shadow: 0 0 0 4px var(--color-accent-soft); }
.node.mid .node-ic { background: var(--site-cta); color: var(--color-accent-ink); }
.wire { position: relative; display: block; width: 2px; height: 36px; margin-left: 38px; overflow: hidden; background: var(--color-border-strong); }
.wire i { position: absolute; left: 0; top: -40%; width: 100%; height: 40%; background: linear-gradient(transparent, var(--color-accent)); animation: wire 1.8s linear infinite; }
@keyframes wire { to { top: 100%; } }
.flow-badge { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; margin-top: 20px; padding: 8px 14px; border-radius: var(--radius-full); border: 1px solid var(--color-accent-line); background: var(--color-accent-soft); color: var(--color-text-primary); font-size: 14px; line-height: 1.4; }
.flow-badge .ic { width: 16px; height: 16px; color: var(--site-link); }
.flow-badge.refuse { border-color: color-mix(in srgb, var(--color-short) 35%, transparent); background: color-mix(in srgb, var(--color-short) 10%, transparent); }
.flow-badge.refuse .ic { color: var(--color-short); }
.sec-flow { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; width: 100%; margin-top: 40px; text-align: center; }
.sec-flow .node { height: 100%; grid-template-columns: 1fr; grid-template-rows: none; justify-items: center; align-content: center; row-gap: 8px; }
.sec-flow .node-ic { grid-row: auto; }
.link-lbl { display: flex; flex-direction: column; align-items: center; gap: 10px; min-width: 150px; padding: 0 12px; }
.link-lbl > span:first-child { color: var(--color-text-muted); font-size: 13px; white-space: nowrap; }
.sec-flow .wire { width: 100%; height: 2px; margin: 0; }
.sec-flow .wire i { top: 0; left: -40%; width: 40%; height: 100%; background: linear-gradient(90deg, transparent, var(--color-accent)); animation-name: wire-x; }
@keyframes wire-x { to { left: 100%; } }
.sec-flow .flow-badge { grid-column: 1 / -1; justify-self: center; margin-top: 24px; }

/* ─── Home: learn teaser, guide cards ─────────────────────── */
.learn-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 16px; }
.g-feat { display: grid; grid-template-rows: auto 1fr; gap: 24px; padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); transition: border-color var(--transition-normal); }
.g-feat:hover { border-color: var(--color-border-strong); }
.g-feat-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.g-feat h2, .g-feat h3 { font-size: clamp(26px, 2.8vw, 36px); letter-spacing: -0.025em; }
.g-feat-copy > p { color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.g-feat-fig { align-self: end; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-bg-secondary); }
.g-stage { font: var(--weight-semibold) 13px/1.3 var(--font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--site-link); }
.g-meta { display: inline-flex; align-items: center; gap: 8px; margin-top: auto; color: var(--color-text-muted); font-size: 14px; }
.g-meta .ic { width: 16px; height: 16px; transition: transform var(--transition-fast), color var(--transition-fast); }
a:hover .g-meta .ic { transform: translateX(3px); color: var(--site-link); }
.g-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.learn-grid .g-cards { grid-template-columns: 1fr; }
.g-card { display: flex; flex-direction: column; gap: 12px; padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); transition: border-color var(--transition-normal), transform var(--transition-normal), background-color var(--transition-normal); }
.g-card:hover { border-color: var(--color-border-strong); background: var(--color-bg-elevated); transform: translateY(-2px); }
.g-card h3 { font-size: 20px; line-height: 1.25; }
.g-card p { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; line-clamp: 3; color: var(--color-text-secondary); font-size: 15px; line-height: 1.55; }

/* ─── Home: pricing teaser ────────────────────────────────── */
.pts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.pt { display: flex; flex-direction: column; gap: 14px; padding: 28px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
.pt.hot, .plan.hot { border-color: var(--color-accent-line); background: linear-gradient(180deg, var(--color-accent-soft), transparent 55%), var(--color-surface); }
.pt-h { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.pt-h b { font: var(--weight-semibold) 18px/1.3 var(--font-display); }
.pop { padding: 5px 10px; border-radius: var(--radius-full); background: var(--site-cta); color: var(--color-accent-ink); font: var(--weight-semibold) 11px/1 var(--font-sans); letter-spacing: 0.1em; white-space: nowrap; }
.pt-p { display: flex; align-items: baseline; gap: 6px; }
.pt-p b { font: var(--weight-semibold) 40px/1 var(--font-mono); letter-spacing: -0.02em; }
.pt-p span { color: var(--color-text-muted); }
.pt > p { color: var(--color-text-secondary); font-size: 15px; line-height: 1.55; }

/* ─── Final call to action (every page) ───────────────────── */
.final { position: relative; isolation: isolate; overflow: hidden; display: flex; flex-direction: column; align-items: center; gap: 24px; padding: 96px 32px; text-align: center; border: 1px solid var(--color-border); border-radius: 28px; background: var(--color-bg-secondary); }
.final::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(var(--color-border) 1px, transparent 1px), linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: center center;
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 50% 100%, black 10%, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 70% at 50% 100%, black 10%, transparent 70%);
}
.final-glow { position: absolute; left: 10%; right: 10%; bottom: -55%; height: 110%; z-index: -1; background: radial-gradient(closest-side, var(--site-glow), transparent); pointer-events: none; }
.final h2 { max-width: 18ch; font-size: clamp(34px, 4.6vw, 60px); letter-spacing: -0.03em; line-height: 1.05; }
.final .lede { margin: 0 auto; }
.final .ctas { justify-content: center; }
.final-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; width: 100%; max-width: 880px; margin: 8px 0; }
.final-steps li { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 20px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: color-mix(in srgb, var(--color-surface) 85%, transparent); }
.final-steps .ic { width: 22px; height: 22px; color: var(--site-link); }
.final-steps b { font: var(--weight-semibold) 16px/1.3 var(--font-display); }
.final-steps span { color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }

/* ─── Security page ───────────────────────────────────────── */
.sec-hero { align-items: center; text-align: center; }
.sec-hero h1 { max-width: 16ch; }
.sec-hero .lede { margin: 0 auto; }
.facts, .principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.principles { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.fact, .principle, .guard { display: flex; flex-direction: column; gap: 12px; padding: 28px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
.fact-ic { display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--radius-md); border: 1px solid var(--color-accent-line); background: var(--color-accent-soft); color: var(--site-link); }
.fact-ic .ic { width: 20px; height: 20px; }
.fact b, .principle b, .guard b { font: var(--weight-semibold) 18px/1.3 var(--font-display); }
.fact p, .principle p, .guard p { color: var(--color-text-secondary); font-size: 15px; line-height: 1.6; }
.keyp { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.keyp-col { display: flex; flex-direction: column; gap: 16px; padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
.keyp-col.can { border-color: color-mix(in srgb, var(--color-long) 30%, transparent); background: color-mix(in srgb, var(--color-long) 5%, var(--color-surface)); }
.keyp-col.cannot { border-color: color-mix(in srgb, var(--color-short) 30%, transparent); background: color-mix(in srgb, var(--color-short) 5%, var(--color-surface)); }
.keyp-col > b { display: flex; align-items: center; gap: 10px; font: var(--weight-semibold) 17px/1.3 var(--font-display); }
.keyp-col ul { display: flex; flex-direction: column; gap: 12px; }
.keyp-col li { display: flex; align-items: flex-start; gap: 10px; color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }
.keyp-col li .ic { width: 16px; height: 16px; margin-top: 3px; }
.keyp-col.can .ic { color: var(--color-long); }
.keyp-col.cannot .ic { color: var(--color-short); }
.guards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.guard { padding: 24px; }
.guard > .ic { width: 24px; height: 24px; margin-bottom: 4px; color: var(--site-link); }
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { display: flex; flex-direction: column; gap: 12px; padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
.card h2 { font-size: 24px; }
.card p { color: var(--color-text-secondary); font-size: 16px; line-height: 1.65; }
.band { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 40px 48px; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: radial-gradient(ellipse at 0% 0%, var(--color-accent-soft), transparent 60%), var(--color-surface); }
.band h2 { font-size: clamp(24px, 2.6vw, 32px); }
.band p { max-width: 560px; margin-top: 8px; color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.band .ctas { flex: none; }

/* ─── Pricing page ────────────────────────────────────────── */
.price-hero { padding-top: 88px; }
.price-head { display: flex; flex-direction: column; align-items: center; gap: 20px; margin-bottom: 56px; text-align: center; }
.price-head h1 { font-size: clamp(40px, 5.6vw, 72px); letter-spacing: -0.03em; line-height: 1.04; }
.price-head .lede { margin: 0 auto; }
.seg small { padding: 3px 8px; border-radius: var(--radius-full); background: var(--color-accent-soft); color: var(--site-link); font: var(--weight-semibold) 11px/1 var(--font-sans); }
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; gap: 16px; }
.plan { position: relative; display: flex; flex-direction: column; gap: 16px; padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-2xl); background: var(--color-surface); }
.plan.hot { box-shadow: 0 0 0 1px var(--color-accent-line), 0 30px 80px -36px var(--site-cta-glow); }
.plan .pop { position: absolute; top: -12px; left: 32px; }
.plan h2 { font-size: 22px; }
.plan .tag { min-height: 3.1em; color: var(--color-text-secondary); font-size: 15px; line-height: 1.55; }
.price { display: flex; align-items: baseline; gap: 6px; }
.price .m, .price .y { display: inline-flex; align-items: baseline; gap: 6px; }
.price .num { font: var(--weight-semibold) 48px/1 var(--font-mono); letter-spacing: -0.03em; }
.price .unit { color: var(--color-text-muted); font-size: 16px; }
.per { margin-top: -6px; color: var(--color-text-muted); font-size: 14px; }
.plan .btn { width: 100%; }
.plan ul { flex: 1; display: flex; flex-direction: column; gap: 12px; padding-top: 20px; border-top: 1px solid var(--color-border); }
.plan li { display: flex; align-items: flex-start; gap: 10px; color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }
.plan li .ic { width: 16px; height: 16px; margin-top: 3px; color: var(--site-link); }
.price-page[data-period="annual"] .m, .price-page[data-period="monthly"] .y { display: none; }
.tax { max-width: 760px; margin: 32px auto 0; text-align: center; color: var(--color-text-muted); font-size: 14px; line-height: 1.6; }
.cmp-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
table.cmp { width: 100%; border-collapse: collapse; font-size: 15px; }
.cmp th, .cmp td { padding: 14px 20px; text-align: left; border-bottom: 1px solid var(--color-border); }
.cmp thead th { background: var(--color-bg-secondary); font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.cmp thead th.hot { color: var(--site-link); }
.cmp tbody th { font-weight: var(--weight-medium); color: var(--color-text-primary); }
.cmp td { color: var(--color-text-secondary); }
.cmp td.yes .ic { color: var(--site-link); }
.cmp td.no { color: var(--color-text-faint); }
.cmp td .n { font-family: var(--font-mono); }
.cmp tbody tr:last-child > * { border-bottom: 0; }
.cmp tbody tr:hover { background: color-mix(in srgb, var(--color-surface-hover) 60%, transparent); }
/* Wide screens: the plan names stay under the header while the long table
   scrolls past (narrow screens scroll the table sideways instead). */
@media (min-width: 721px) {
  .cmp-wrap { overflow: visible; }
  .cmp thead th { position: sticky; top: 68px; z-index: 1; border-bottom: 0; box-shadow: inset 0 -1px 0 var(--color-border); }
  .cmp thead th:first-child { border-top-left-radius: var(--radius-xl); }
  .cmp thead th:last-child { border-top-right-radius: var(--radius-xl); }
}

/* ─── Articles: guides and help ───────────────────────────── */
.doc { display: grid; grid-template-columns: minmax(0, 1fr) 260px; align-items: start; gap: 64px; }
.art { min-width: 0; max-width: 760px; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 24px; color: var(--color-text-muted); font-size: 14px; }
.crumbs a { transition: color var(--transition-fast); }
.crumbs a:hover { color: var(--color-text-primary); }
.crumbs .ic { width: 14px; height: 14px; }
.art-head { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 32px; }
.art-head h1 { font-size: clamp(34px, 4.4vw, 54px); letter-spacing: -0.03em; line-height: 1.08; }
.answer { padding: 20px 24px; border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; background: var(--color-accent-soft); color: var(--color-text-primary); font-size: 18px; line-height: 1.6; }
.meta { display: flex; align-items: center; gap: 8px; color: var(--color-text-muted); font-size: 14px; line-height: 1.5; }
.meta .ic { width: 16px; height: 16px; }
.art > .meta { margin-top: 40px; align-items: flex-start; }
.art > .meta .ic { margin-top: 2px; }
.where { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 10px; color: var(--color-text-secondary); font-size: 15px; }
.where .ic { width: 16px; height: 16px; color: var(--site-link); }
.where span { padding: 5px 12px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); background: var(--color-surface); font-size: 14px; line-height: 1.3; }
.art h2 { margin: 48px 0 16px; font-size: clamp(24px, 2.6vw, 30px); letter-spacing: -0.025em; scroll-margin-top: 96px; }
.art section { scroll-margin-top: 96px; }
.art section > p { margin: 0 0 20px; color: var(--color-text-secondary); font-size: 18px; line-height: 1.7; }
.art section > p:last-child { margin-bottom: 0; }
.art section > p b, .art section > p strong { color: var(--color-text-primary); }
.art .formula { padding: 2px 8px; border-radius: 6px; background: var(--color-bg-tertiary); color: var(--color-text-primary); font-size: 0.88em; white-space: nowrap; }
.keypts { padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); }
.keypts > b, .toc b, .sources > b { display: block; font: var(--weight-semibold) 13px/1.2 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.keypts > b { margin-bottom: 14px; }
.keypts ul, .notes { display: flex; flex-direction: column; gap: 12px; }
.keypts li, .notes li { display: flex; align-items: flex-start; gap: 12px; font-size: 16px; line-height: 1.6; }
.notes li { color: var(--color-text-secondary); }
.keypts .ic, .notes .ic { margin-top: 3px; color: var(--site-link); }
.worked { margin-top: 48px; padding: 28px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-bg-secondary); }
.worked-h { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 16px; margin-bottom: 16px; }
.art .worked-h h2 { margin: 0; }
.art .worked > p { font-size: 16px; line-height: 1.6; }
.worked dl { display: flex; flex-direction: column; overflow: hidden; margin: 0 0 16px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.worked dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 16px; }
.worked dl > div + div { border-top: 1px solid var(--color-border); }
.worked dt { color: var(--color-text-secondary); font-size: 15px; line-height: 1.45; }
.worked dd { font: var(--weight-semibold) 16px/1.45 var(--font-mono); color: var(--color-text-primary); text-align: right; white-space: nowrap; }
.worked dl > .neg dd { color: var(--color-short); }
.worked dl > .pos dd { color: var(--color-long); }
.worked dl > .hl { background: var(--color-accent-soft); }
.worked dl > .hl dd { color: var(--site-link); }
.worked-tbl { overflow-x: auto; margin: 0 0 16px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.worked-tbl table { width: 100%; border-collapse: collapse; }
.worked-tbl th, .worked-tbl td { padding: 12px 16px; text-align: left; white-space: nowrap; }
.worked-tbl thead th { color: var(--color-text-secondary); font: var(--weight-medium) 13px/1.3 var(--font-sans); border-bottom: 1px solid var(--color-border); }
.worked-tbl tbody tr + tr > * { border-top: 1px solid var(--color-border); }
.worked-tbl tbody th, .worked-tbl td { font: var(--weight-semibold) 16px/1.45 var(--font-mono); color: var(--color-text-primary); }
.worked-tbl tbody th { font-weight: var(--weight-medium); color: var(--color-text-secondary); }
.worked-tbl .r { text-align: right; }
.worked-tbl .neg td:nth-last-child(-n+2) { color: var(--color-short); }
.art .worked > .worked-note { margin: 0; color: var(--color-text-secondary); font-size: 15px; }
.mistakes { display: flex; flex-direction: column; gap: 12px; }
.mistakes li { display: flex; gap: 14px; padding: 18px 20px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.mistakes li > .ic { width: 20px; height: 20px; margin-top: 2px; color: var(--color-warning); }
.mistakes b { display: block; margin-bottom: 4px; font: var(--weight-semibold) 16px/1.4 var(--font-display); }
.mistakes p { color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.try { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 48px; padding: 28px; border: 1px solid var(--color-accent-line); border-radius: var(--radius-xl); background: radial-gradient(ellipse at 100% 0%, var(--color-accent-soft), transparent 70%), var(--color-surface); }
.try-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.art .try-copy h2 { margin: 0; font-size: 24px; }
.try-copy > p { color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.try-k { display: inline-flex; align-items: center; gap: 8px; font: var(--weight-semibold) 13px/1.2 var(--font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--site-link); }
.try-k .ic { width: 16px; height: 16px; }
.try-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.try-links a { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); background: var(--color-surface); font-size: 14px; transition: border-color var(--transition-fast); }
.try-links a:hover { border-color: var(--color-border-active); }
.try-links .ic { width: 15px; height: 15px; color: var(--site-link); }
.try .btn { flex: none; }
.sources { display: flex; flex-direction: column; gap: 8px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--color-border); color: var(--color-text-secondary); font-size: 15px; line-height: 1.55; }
.sources > b { margin-bottom: 4px; }
.sources .indep { margin-top: 8px; color: var(--color-text-muted); font-size: 14px; }
.side { position: sticky; top: 96px; }
.side-in { display: flex; flex-direction: column; gap: 16px; }
.toc { display: flex; flex-direction: column; }
.toc b { margin-bottom: 10px; }
.toc a { padding: 6px 0 6px 14px; border-left: 2px solid var(--color-border); color: var(--color-text-secondary); font-size: 14px; line-height: 1.4; transition: color var(--transition-fast), border-color var(--transition-fast); }
.toc a:hover { color: var(--color-text-primary); }
.toc a.on { border-left-color: var(--color-accent); color: var(--color-text-primary); }
.side-box { display: flex; flex-direction: column; gap: 10px; padding: 20px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.side-box > b { font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.side-box > p { color: var(--color-text-secondary); font-size: 14px; line-height: 1.55; }
.side-box ul { display: flex; flex-direction: column; }
.side-box li a, .side-box li span { display: block; padding: 6px 0; color: var(--color-text-secondary); font-size: 14px; line-height: 1.4; transition: color var(--transition-fast); }
.side-box li a:hover { color: var(--color-text-primary); }
.side-box li span[aria-current] { color: var(--color-text-primary); font-weight: var(--weight-semibold); }
.side-box.sec-pill { flex-direction: row; align-items: center; gap: 12px; padding: 14px 16px; }
.sec-pill a { font: var(--weight-semibold) 15px/1.3 var(--font-display); }
.sec-ic { display: grid; place-items: center; flex: none; width: 36px; height: 36px; border-radius: var(--radius-md); border: 1px solid var(--color-accent-line); background: var(--color-accent-soft); color: var(--site-link); }
.sec-ic .ic { width: 18px; height: 18px; }
.help-note { padding: 14px 16px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-bg-secondary); color: var(--color-text-muted); font-size: 14px; line-height: 1.55; }
.read-bar { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: calc(var(--z-sticky) + 1); pointer-events: none; }
.read-bar i { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--color-accent-muted), var(--color-accent)); }
html:not(.js) .read-bar { display: none; }
/* Help: numbered steps, notes, keys */
.steps { display: flex; flex-direction: column; gap: 12px; counter-reset: step; }
.steps li { position: relative; display: flex; flex-direction: column; gap: 4px; padding: 18px 20px 18px 64px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); counter-increment: step; }
.steps li::before { content: counter(step); position: absolute; left: 20px; top: 17px; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--color-accent-line); background: var(--color-accent-soft); color: var(--site-link); font: var(--weight-semibold) 14px/1 var(--font-mono); }
.steps b { font: var(--weight-semibold) 17px/1.4 var(--font-display); color: var(--color-text-primary); }
.steps span { color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.keys { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); }
.keys > div { display: flex; align-items: center; gap: 16px; padding: 12px 16px; }
.keys > div + div { border-top: 1px solid var(--color-border); }
.keys dt { min-width: 160px; }
.keys dd { color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }

/* ─── Guides index ────────────────────────────────────────── */
.learn-hero h1 { max-width: 18ch; }
.stage-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.stage-nav a { display: inline-flex; align-items: center; gap: 10px; height: 42px; padding: 0 16px 0 6px; border-radius: var(--radius-full); border: 1px solid var(--color-border); background: var(--color-surface); font: var(--weight-medium) 15px/1 var(--font-display); color: var(--color-text-secondary); transition: color var(--transition-fast), border-color var(--transition-fast); }
.stage-nav a:hover { color: var(--color-text-primary); border-color: var(--color-border-strong); }
.stage-nav .num { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--color-bg-tertiary); color: var(--color-text-primary); font-size: 13px; }
body.learn .g-feat { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-template-rows: none; align-items: center; gap: 40px; padding: 40px; }
body.learn .g-feat-fig { align-self: center; }
body.learn .g-feat.solo { grid-template-columns: minmax(0, 1fr); } /* a featured guide without a cover picture */
body.learn .g-feat.solo .g-feat-copy > p { max-width: 68ch; }
.stage-block { padding-top: 88px; scroll-margin-top: 72px; }
.stage-h { display: flex; align-items: flex-start; gap: 20px; max-width: 760px; margin-bottom: 28px; }
.stage-h .n { width: 48px; height: 48px; border-radius: var(--radius-lg); font-size: 20px; }
.stage-h > div { display: flex; flex-direction: column; gap: 6px; }
.stage-h h2 { font-size: clamp(28px, 3vw, 38px); letter-spacing: -0.025em; }
.stage-h p:not(.plain) { color: var(--color-text-secondary); font-size: 16px; line-height: 1.6; }
.empty { padding: 24px; border: 1px dashed var(--color-border-strong); border-radius: var(--radius-lg); color: var(--color-text-muted); font-size: 15px; line-height: 1.6; }

/* ─── Help index ──────────────────────────────────────────── */
.help-head { align-items: center; text-align: center; }
.help-head .lede { margin: 0 auto; }
.help-head .search { margin: 12px auto 0; }
.popular { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; }
.popular > span { margin-right: 4px; color: var(--color-text-muted); font-size: 14px; }
.popular a { padding: 7px 14px; border-radius: var(--radius-full); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-secondary); font-size: 14px; transition: color var(--transition-fast), border-color var(--transition-fast); }
.popular a:hover { color: var(--color-text-primary); border-color: var(--color-border-strong); }
.section.help-sections { padding-top: 72px; }
.sections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.sec-card { display: flex; flex-direction: column; gap: 14px; padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); scroll-margin-top: 96px; transition: border-color var(--transition-normal), box-shadow var(--transition-normal); }
.sec-card:target { border-color: var(--color-accent-line); box-shadow: 0 0 0 4px var(--color-accent-soft); }
.sec-card-h { display: flex; align-items: center; gap: 14px; }
.sec-card-h > div { display: flex; flex-direction: column; gap: 2px; }
.sec-card h2 { font-size: 19px; }
.sec-n { color: var(--color-text-muted); font-size: 13px; }
.sec-card > p { color: var(--color-text-secondary); font-size: 15px; line-height: 1.55; }
.sec-card ul { display: flex; flex-direction: column; }
.sec-card li a { display: block; padding: 9px 0; border-top: 1px solid var(--color-border); color: var(--color-text-secondary); font-size: 15px; line-height: 1.4; transition: color var(--transition-fast); }
.sec-card li a:hover { color: var(--site-link); }

/* ─── FAQ ─────────────────────────────────────────────────── */
.faq { display: flex; flex-direction: column; border-top: 1px solid var(--color-border); }
.faq details { border-bottom: 1px solid var(--color-border); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 0; list-style: none; cursor: pointer; font: var(--weight-semibold) 18px/1.35 var(--font-display); color: var(--color-text-primary); transition: color var(--transition-fast); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--site-link); }
.faq summary::after { content: '+'; display: grid; place-items: center; flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--color-border-strong); color: var(--color-text-muted); font: 400 20px/1 var(--font-sans); transition: transform var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal); }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--site-link); border-color: var(--color-accent-line); }
.faq details p { padding: 0 48px 24px 0; color: var(--color-text-secondary); font-size: 16px; line-height: 1.65; }
.more { margin-top: 24px; text-align: center; font-size: 15px; }
.faq-head h1 { max-width: 14ch; }

/* ─── 404 ─────────────────────────────────────────────────── */
/* The brand mark as an unbuilt lot: the tallest column has only its foundation. */
.lost { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); align-items: center; gap: 64px; padding-top: 96px; }
.lost-text { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.lost h1 { font-size: clamp(40px, 5.2vw, 64px); letter-spacing: -0.03em; line-height: 1.04; }
.lost .search { max-width: 560px; }
.lost .ctas { margin-top: 4px; }
.lost-note { color: var(--color-text-muted); font-size: 15px; line-height: 1.55; }
.lot { position: relative; justify-self: end; width: 100%; max-width: 420px; padding: 56px 24px 20px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-xl); background: var(--color-bg-secondary); box-shadow: var(--shadow-md); }
.lot .lbl { position: absolute; left: 16px; top: 16px; font: var(--weight-semibold) 12px/1 var(--font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted); }
.lot .cols { display: flex; justify-content: center; align-items: flex-end; gap: 22px; }
.lot .col { display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; width: 58px; }
.lot .col i { display: block; height: 52px; border-radius: 4px; background: var(--color-border-active); }
.lot .col i:first-child { border-radius: 18px 18px 4px 4px; }
.lot .col i.f { background: var(--color-accent); }
.lot .col i.g { background: transparent; border: 1.5px dashed var(--color-border-active); }
.lot .ground { display: block; margin-top: 14px; border-top: 1px solid var(--color-border-strong); }

/* ─── Help search box ─────────────────────────────────────── */
.search { position: relative; width: 100%; max-width: 640px; text-align: left; }
.search input { width: 100%; height: 56px; padding: 0 52px 0 50px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg); background: var(--color-surface); color: var(--color-text-primary); font: 17px var(--font-sans); box-shadow: var(--shadow-sm); transition: border-color var(--transition-fast), box-shadow var(--transition-fast); -webkit-appearance: none; appearance: none; }
.search input::placeholder { color: var(--color-text-muted); }
.search input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 4px var(--color-accent-soft); }
.search input::-webkit-search-cancel-button { display: none; -webkit-appearance: none; }
.search > .ic { position: absolute; left: 18px; top: 19px; color: var(--color-text-muted); pointer-events: none; }
.search > kbd { position: absolute; right: 16px; top: 16px; padding: 1px 8px; border: 1px solid var(--color-border-strong); border-radius: 5px; color: var(--color-text-muted); }
.results { position: absolute; left: 0; right: 0; top: 64px; z-index: 5; max-height: 440px; overflow: auto; padding: 6px; border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg); background: var(--color-bg-elevated); box-shadow: var(--shadow-lg); }
.results[hidden] { display: none; }
.results a { display: block; padding: 10px 14px; border-radius: var(--radius-md); }
.results a:hover, .results a[aria-selected="true"] { background: var(--color-surface-hover); }
.results span { display: block; }
.results .sec { margin-bottom: 2px; font: var(--weight-semibold) 12px/1.3 var(--font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--site-link); }
.results b { display: block; font-size: 15px; line-height: 1.4; color: var(--color-text-primary); }
.results a > span:last-child { color: var(--color-text-muted); font-size: 14px; line-height: 1.45; }
.results .none { padding: 14px; color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }
.results .none a { display: inline; padding: 0; }

/* ─── Search palette (one-dialog rule) ────────────────────── */
dialog.k-dlg {
  width: min(640px, calc(100vw - 32px));
  max-width: none;
  max-height: min(560px, calc(100vh - 96px));
  margin: 12vh auto auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-bg-elevated);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
}
dialog.k-dlg::backdrop { background: var(--color-scrim); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
dialog.k-dlg[open] { animation: rise var(--transition-normal) var(--site-ease); }
.k-in { display: flex; flex-direction: column; max-height: inherit; }
.k-field { display: flex; align-items: center; gap: 12px; height: 60px; padding: 0 16px 0 24px; border-bottom: 1px solid var(--color-border); }
.k-field > .ic { color: var(--color-text-muted); }
.k-field input { flex: 1; min-width: 0; height: 100%; border: 0; outline: none; background: none; color: var(--color-text-primary); font: 17px var(--font-sans); }
.k-field input::placeholder { color: var(--color-text-muted); }
.k-x { height: 26px; padding: 0 8px; border-radius: 6px; border: 1px solid var(--color-border-strong); color: var(--color-text-muted); font-size: 12px; }
.k-x:hover { color: var(--color-text-primary); }
.k-results { flex: 1; min-height: 0; overflow: auto; padding: 8px 12px; }
.k-g { padding: 12px 12px 6px; font: var(--weight-semibold) 12px/1 var(--font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted); }
.k-results a { display: flex; align-items: flex-start; gap: 12px; padding: 10px 12px; border-radius: var(--radius-md); }
.k-results a[aria-selected="true"] { background: var(--color-surface-hover); }
.k-results a .ic { margin-top: 2px; color: var(--color-text-muted); }
.k-results a[aria-selected="true"] .ic { color: var(--site-link); }
.k-results a > span { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.k-results b { font-size: 15px; line-height: 1.4; }
.k-results a > span > span { overflow: hidden; color: var(--color-text-muted); font-size: 14px; line-height: 1.45; text-overflow: ellipsis; white-space: nowrap; }
.k-empty { padding: 24px 12px; text-align: center; color: var(--color-text-secondary); font-size: 15px; line-height: 1.5; }
.k-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; padding: 12px 24px; border-top: 1px solid var(--color-border); background: var(--color-bg-secondary); color: var(--color-text-muted); font-size: 13px; }
.k-foot > span { display: inline-flex; align-items: center; gap: 4px; }
.k-foot kbd { min-width: 20px; padding: 0 5px; border: 1px solid var(--color-border-strong); border-radius: 4px; background: var(--color-surface); text-align: center; }
.k-foot a { display: inline-flex; align-items: center; gap: 4px; margin-left: auto; color: var(--site-link); font-weight: var(--weight-medium); }
.k-foot .ic { width: 14px; height: 14px; }

/* ─── Reveal on scroll ────────────────────────────────────── */
html.js .rv { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--site-ease), transform 0.7s var(--site-ease); }
html.js .rv.in { opacity: 1; transform: none; }
@media print { html.js .rv { opacity: 1; transform: none; } .nav, .read-bar, .foot { display: none; } }

/* ─── Breakpoints ─────────────────────────────────────────── */
@media (max-width: 1180px) {
  .nav-in { gap: 24px; }
  .kbar { min-width: 0; width: 36px; padding: 0; justify-content: center; }
  .kbar span, .kbar kbd { display: none; }
  .principles, .guards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .links, .right .ghost { display: none; }
  .burger { display: inline-grid; }
  .right { gap: 6px; }
  .win-body { grid-template-columns: minmax(0, 1fr) 270px; }
  .tab-panel { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .split { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .facts, .timeline, .g-cards, .sections { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .learn-grid { grid-template-columns: minmax(0, 1fr); }
  .learn-grid .g-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body.learn .g-feat { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 32px; }
  .doc { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .side { position: static; }
  .toc { display: none; }
  .foot-in { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .calc { grid-template-columns: minmax(0, 1fr); }
  .calc-in { border-right: 0; border-bottom: 1px solid var(--color-border); }
  .pts, .plans { grid-template-columns: minmax(0, 1fr); max-width: 560px; margin-left: auto; margin-right: auto; }
  .plan .tag { min-height: 0; }
  .sec-flow { grid-template-columns: minmax(0, 1fr); text-align: left; }
  .sec-flow .node { grid-template-columns: 44px minmax(0, 1fr); grid-template-rows: auto auto; justify-items: start; row-gap: 2px; }
  .sec-flow .node-ic { grid-row: 1 / 3; }
  .link-lbl { flex-direction: row-reverse; justify-content: flex-end; align-items: center; gap: 16px; min-width: 0; padding: 0 0 0 38px; }
  .sec-flow .wire { width: 2px; height: 44px; }
  .sec-flow .wire i { left: 0; top: -40%; width: 100%; height: 40%; background: linear-gradient(transparent, var(--color-accent)); animation-name: wire; }
  .sec-flow .flow-badge { justify-self: start; }
  .lost { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .lot { justify-self: start; max-width: 380px; }
}
@media (max-width: 720px) {
  :root { --site-gutter: 16px; }
  body { font-size: 16px; }
  main { padding-bottom: 80px; }
  .section { padding-top: 72px; }
  .page-head, .price-hero { padding-top: 48px; }
  .doc { padding-top: 32px; }
  .sec-head { margin-bottom: 32px; }
  .sec-head.row { flex-direction: column; align-items: flex-start; gap: 20px; }
  .nav-in { gap: 12px; height: 60px; }
  .hero { padding-top: 48px; }
  .hero-shot { margin-top: 48px; }
  .trust { flex-direction: column; align-items: center; gap: 8px; }
  .win-tabs span:not(.on) { display: none; }
  .win-body { grid-template-columns: minmax(0, 1fr); }
  .win-chart { border-right: 0; border-bottom: 1px solid var(--color-border); padding: 12px; }
  .win-chart .fig-chart { min-height: 260px; }
  .tk-types, .tk-toggle, .tk-sum, .tk-go { display: none; }
  .demo-steps { grid-template-columns: minmax(0, 1fr); }
  .marquee { margin-top: 72px; }
  .calc-in, .calc-out { padding: 20px; }
  .co-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .tab-list { margin: 0; justify-content: flex-start; }
  .tab-panel { padding: 20px; }
  .mock { padding: 16px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bot-kpis b, .kpi b { font-size: 15px; }
  .cond { grid-template-columns: minmax(0, 1fr); }
  .ba-h { display: none; }
  .ba-row { grid-template-columns: minmax(0, 1fr); gap: 8px; padding: 16px 20px; }
  .ba-arrow { display: none; }
  .ba-row .b, .ba-row .a { font-size: 16px; }
  .section.stages-sec { margin-top: 72px; padding: 64px 0; }
  .facts, .timeline, .g-cards, .learn-grid .g-cards, .sections, .principles, .guards, .keyp, .two, .final-steps { grid-template-columns: minmax(0, 1fr); }
  .fact, .principle, .guard, .card { padding: 22px; }
  /* One column: the six stages read as a timeline, numbers joined by a line, no boxes. */
  .timeline { gap: 0; }
  .timeline li { position: relative; flex-direction: row; padding: 0 0 32px; border: 0; background: none; }
  .timeline li::before { content: ""; position: absolute; left: 20px; top: 48px; bottom: 8px; width: 1px; background: var(--color-accent-line); }
  .timeline li:last-child { padding-bottom: 0; }
  .timeline li:last-child::before { display: none; }
  .timeline li > div { padding-top: 6px; }
  .timeline h3 { font-size: 20px; }
  .g-feat, body.learn .g-feat { padding: 22px; }
  .flow, .sec-flow { padding: 20px; }
  .band { flex-direction: column; align-items: flex-start; padding: 28px 22px; }
  .final { padding: 56px 20px; border-radius: var(--radius-2xl); }
  .final-steps { gap: 8px; }
  .final-steps li { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: start; column-gap: 14px; row-gap: 2px; padding: 16px; text-align: left; }
  .final-steps .ic { grid-row: span 2; margin-top: 1px; }
  .plan { padding: 24px; }
  .plan .pop { left: 24px; }
  .price .num { font-size: 40px; }
  table.cmp { min-width: 600px; }
  .cmp th, .cmp td { padding: 12px 14px; }
  .cmp th:first-child, .cmp td:first-child { min-width: 150px; }
  .answer { padding: 16px 18px; font-size: 17px; }
  .art section > p { font-size: 17px; }
  .art h2 { margin-top: 40px; }
  .worked, .try { padding: 22px; }
  .worked dl > div { flex-direction: column; gap: 2px; }
  .worked dd { text-align: left; white-space: normal; }
  /* Five columns of figures fit a 375 px phone without a sideways scroll. */
  .worked-tbl th, .worked-tbl td { padding: 12px 6px; font-size: 14px; }
  .worked-tbl thead th { font-size: 13px; white-space: normal; vertical-align: bottom; }
  .worked-tbl tr > :first-child { padding-left: 12px; }
  .worked-tbl tr > :last-child { padding-right: 12px; }
  .try { flex-direction: column; align-items: flex-start; }
  .steps li { padding: 16px 16px 16px 56px; }
  .steps li::before { left: 16px; top: 15px; }
  .keys > div { flex-direction: column; align-items: flex-start; gap: 6px; }
  .stage-block { padding-top: 64px; }
  .stage-h { gap: 14px; }
  .faq summary { font-size: 17px; padding: 18px 0; }
  .faq details p { padding-right: 0; }
  .search > kbd { display: none; }
  .search input { padding-right: 16px; }
  .lot { padding: 48px 16px 16px; }
  .lot .cols { gap: 16px; }
  .lot .col { width: 50px; }
  .lot .col i { height: 44px; }
  .foot-in { padding-top: 48px; gap: 32px 24px; }
  .foot-base { flex-direction: column; gap: 12px; }
  .k-field { padding-left: 16px; }
  .k-results { padding: 8px; }
  .k-foot { padding: 12px 16px; }
  .k-foot > span { display: none; }
  dialog.k-dlg { margin-top: 16px; }
}
@media (max-width: 480px) {
  .kbar { display: none; }
  .right { gap: 4px; }
  .logo { font-size: 16px; gap: 8px; }
  .btn.sm { padding: 0 12px; }
  .ctas .btn.lg { width: 100%; }
  .hero-pill .pill-more { display: none; }
  /* Phones: every screen tab in view at once, icon over label, like an app's tab bar. */
  .tab-list { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); overflow: visible; border-radius: var(--radius-xl); }
  .tab-list button { flex-direction: column; justify-content: center; gap: 6px; height: 58px; padding: 0 2px; font-size: 13px; border-radius: var(--radius-lg); }
  .tab-list .ic { width: 18px; height: 18px; }
  /* Phones: the six stage links read as one contents list instead of ragged pills. */
  .stage-nav { align-self: stretch; flex-direction: column; flex-wrap: nowrap; gap: 0; border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); overflow: hidden; }
  .stage-nav a { height: 50px; padding: 0 18px 0 12px; border: 0; border-radius: 0; background: none; }
  .stage-nav a + a { border-top: 1px solid var(--color-border); }
  .stage-nav a::after { content: ""; width: 7px; height: 7px; margin: -4px 0 0 auto; border: solid currentColor; border-width: 0 1.5px 1.5px 0; transform: rotate(45deg); opacity: 0.6; }
  /* Phones: a guide's help links stack as one list instead of wrapping pills. */
  .try-links { flex-direction: column; gap: 0; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); overflow: hidden; }
  .try-links a { display: flex; align-items: flex-start; padding: 12px 14px; border: 0; border-radius: 0; background: none; font-size: 15px; line-height: 1.4; }
  .try-links .ic { flex: none; margin-top: 2px; }
  .try-links li + li a { border-top: 1px solid var(--color-border); }
}
@media (max-width: 360px) {
  .tab-list { gap: 2px; padding: 3px; }
  .tab-list button { padding: 0; font-size: 12px; }
}
@media (min-width: 481px) { .menu .menu-search { display: none; } }

/* ─── Motion preferences ──────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; transition-delay: 0s !important; }
  html.js .rv { opacity: 1; transform: none; }
  .mq-track { width: auto; animation: none; }
  .mq-row { flex-wrap: wrap; justify-content: center; padding: 0 var(--site-gutter); }
  .mq-row[aria-hidden="true"] { display: none; }
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .wire i { display: none; }
}

/* figure positions, generated */
.fp-l12_4{left:12.4%}
.fp-l89_3{left:89.3%}
.fp-t12_2{top:12.2%}
.fp-t19_0{top:19.0%}
.fp-t20_6{top:20.6%}
.fp-t25_0{top:25.0%}
.fp-t31_7{top:31.7%}
.fp-t34_6{top:34.6%}
.fp-t35_3{top:35.3%}
.fp-t38_1{top:38.1%}
.fp-t43_9{top:43.9%}
.fp-t44_2{top:44.2%}
.fp-t5_8{top:5.8%}
.fp-t5_9{top:5.9%}
.fp-t51_2{top:51.2%}
.fp-t57_1{top:57.1%}
.fp-t57_4{top:57.4%}
.fp-t63_5{top:63.5%}
.fp-t64_7{top:64.7%}
.fp-t7_3{top:7.3%}
.fp-t70_7{top:70.7%}
.fp-t73_5{top:73.5%}
.fp-t76_2{top:76.2%}
.fp-t81_0{top:81.0%}
.fp-t81_6{top:81.6%}
.fp-t82_7{top:82.7%}
.fp-t9_5{top:9.5%}
.fp-t90_2{top:90.2%}
.fp-t91_5{top:91.5%}
.fp-t94_0{top:94.0%}
.fp-t94_1{top:94.1%}
.fp-t95_2{top:95.2%}
.fp-w10_0{width:10.0%}
.fp-w100_0{width:100.0%}
.fp-w12_4{width:12.4%}
.fp-w12_5{width:12.5%}
.fp-w15_4{width:15.4%}
.fp-w20_0{width:20.0%}
.fp-w35_9{width:35.9%}
.fp-w40_0{width:40.0%}
.fp-w5_0{width:5.0%}
.fp-w5_1{width:5.1%}
.fp-w50_0{width:50.0%}
.fp-w59_5{width:59.5%}
.fp-w63_2{width:63.2%}
.fp-w66_7{width:66.7%}
.fp-w76_8{width:76.8%}
.fp-w97_4{width:97.4%}