/* ============================================================================
   HK BALENTRAE — Single hand-authored stylesheet
   Tokens · Reset · Typography · Layout · Components · Pages · Motion · Print
   ============================================================================ */

/* ----------------------------------------------------------------------------
   1. Design Tokens (from docs/design-tokens.md)
---------------------------------------------------------------------------- */
:root {
  /* color — brand */
  --ink: #0E1014;
  --ink-soft: #1B1E25;
  --paper: #F5F4F0;
  --paper-soft: #EFEDE5;
  --paper-dim: #D9D6CB;
  --accent-orange: #FF5A1F;
  --accent-orange-deep: #C8421A;
  --accent-teal: #1FB6A5;
  --accent-coral: #FF6B5B;
  --accent-gold: #C9A14A;
  --ink-overlay-60: #0E101499;
  --ink-overlay-80: #0E1014CC;

  /* color — functional */
  --success: #1FB6A5;
  --warning: #C9A14A;
  --danger: #FF4D4F;
  --info: #3B82F6;
  --focus-ring: #FF5A1F;

  /* mascot palette */
  --mascot-fox: #FF7A45;
  --mascot-panda: #0E1014;
  --mascot-cat: #C9A14A;
  --mascot-rabbit: #F5F4F0;
  --mascot-otter: #A47148;
  --mascot-blush: #FF6B5B;
  --mascot-teal: #1FB6A5;

  /* type */
  --font-display: "Manrope", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter", "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --fs-display-xl: clamp(56px, 8vw, 128px);
  --fs-display-l:  clamp(40px, 6vw, 88px);
  --fs-display-m:  clamp(32px, 4.4vw, 64px);
  --fs-h1:         clamp(28px, 3.4vw, 44px);
  --fs-h2:         clamp(24px, 2.6vw, 34px);
  --fs-h3:         clamp(20px, 2vw, 26px);
  --fs-h4:         20px;
  --fs-body-l:     18px;
  --fs-body:       16px;
  --fs-body-s:     14px;
  --fs-caption:    12px;
  --fs-mono:       14px;
  --fs-mono-l:     clamp(40px, 5vw, 72px);

  /* spacing */
  --space-0:  0;
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  24px;
  --space-6:  32px;
  --space-7:  48px;
  --space-8:  64px;
  --space-9:  96px;
  --space-10: 128px;
  --space-11: 192px;
  --container-max: 1440px;
  --container-pad: clamp(20px, 4vw, 64px);
  --grid-gap: clamp(16px, 2.4vw, 32px);

  /* radii */
  --radius-xs:   4px;
  --radius-s:    8px;
  --radius-m:    14px;
  --radius-l:    24px;
  --radius-xl:   36px;
  --radius-pill: 999px;
  --radius-blob: 48% 52% 47% 53% / 60% 44% 56% 40%;

  /* shadows */
  --shadow-1: 0 1px 2px rgba(14,16,20,.08), 0 1px 1px rgba(14,16,20,.04);
  --shadow-2: 0 6px 16px rgba(14,16,20,.10), 0 2px 4px rgba(14,16,20,.06);
  --shadow-3: 0 18px 40px rgba(14,16,20,.14), 0 6px 12px rgba(14,16,20,.08);
  --shadow-4: 0 32px 80px rgba(14,16,20,.22), 0 12px 24px rgba(14,16,20,.10);
  --shadow-orange: 0 12px 32px rgba(255,90,31,.28), 0 4px 8px rgba(255,90,31,.18);
  --shadow-teal:   0 12px 32px rgba(31,182,165,.22), 0 4px 8px rgba(31,182,165,.14);
  --shadow-inset: inset 0 1px 0 rgba(245,244,240,.08);

  /* borders */
  --hairline: 1px solid rgba(14,16,20,.10);
  --hairline-dark: 1px solid rgba(245,244,240,.10);
  --hairline-orange: 1px solid var(--accent-orange);

  /* motion */
  --ease-out:      cubic-bezier(.16,.84,.34,1);
  --ease-in-out:   cubic-bezier(.65,.05,.36,1);
  --ease-spring:   cubic-bezier(.34,1.56,.64,1);
  --ease-precise:  cubic-bezier(.4,0,.2,1);
  --ease-energetic: cubic-bezier(.22,1,.36,1);
  --dur-instant: 120ms;
  --dur-fast:    240ms;
  --dur-base:    480ms;
  --dur-slow:    720ms;
  --dur-cinema:  1200ms;
  --dur-marquee: 24s;
  --stagger-1: 60ms;
  --stagger-2: 120ms;
  --stagger-3: 200ms;
  --stagger-4: 320ms;

  /* layers */
  --z-base: 1;
  --z-elevated: 10;
  --z-sticky: 100;
  --z-nav: 200;
  --z-overlay: 800;
  --z-modal: 900;
  --z-toast: 1000;
  --z-cursor: 9999;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --dur-instant: 1ms;
    --dur-fast: 1ms;
    --dur-base: 1ms;
    --dur-slow: 1ms;
    --dur-cinema: 1ms;
    --dur-marquee: 1ms;
    --ease-spring: linear;
    --ease-energetic: linear;
  }
}

/* ----------------------------------------------------------------------------
   2. Reset
---------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
input, select, textarea, button { font: inherit; color: inherit; }

:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

::selection { background: var(--accent-orange); color: var(--paper); }

/* skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--accent-orange);
  color: var(--paper);
  font-weight: 700;
  z-index: var(--z-toast);
  border-radius: 0 0 var(--radius-s) 0;
}
.skip-link:focus { left: 0; }

/* ----------------------------------------------------------------------------
   3. Typography
---------------------------------------------------------------------------- */
h1, .h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: inherit;
}
h2, .h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h3, .h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.005em;
}
h4, .h4 {
  font-size: var(--fs-h4);
  font-weight: 600;
  line-height: 1.3;
}
p { font-size: var(--fs-body); line-height: 1.6; }
.lead {
  font-size: var(--fs-body-l);
  line-height: 1.55;
  color: inherit;
  max-width: 60ch;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-orange);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.eyebrow--ink { color: var(--ink); }
.eyebrow--paper { color: var(--paper); }
.eyebrow::before {
  content: "";
  width: var(--space-5);
  height: 2px;
  background: currentColor;
  display: inline-block;
}
.mono { font-family: var(--font-mono); }

/* ----------------------------------------------------------------------------
   4. Layout primitives
---------------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  width: 100%;
}
.section {
  padding-block: clamp(var(--space-8), 9vw, var(--space-10));
  position: relative;
}
.section--tight { padding-block: var(--space-7); }
.section--hero { padding-block: clamp(var(--space-9), 14vw, var(--space-11)); }
.section--bleed { padding-block: 0; }

/* themes */
[data-theme="light"] { background: var(--paper); color: var(--ink); }
[data-theme="soft"]  { background: var(--paper-soft); color: var(--ink); }
[data-theme="dark"]  { background: var(--ink); color: var(--paper); }
[data-theme="teal"]  { background: var(--accent-teal); color: var(--paper); }
[data-theme="ink"]   { background: #000; color: var(--paper); }

/* ----------------------------------------------------------------------------
   5. Header / Navigation
---------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--ink);
  color: var(--paper);
  border-bottom: 1px solid rgba(245,244,240,.08);
  transition: background var(--dur-fast) var(--ease-out);
}
.site-header[data-theme="auto"] { background: transparent; border-bottom-color: transparent; }
.site-header.is-stuck { background: var(--ink); border-bottom-color: rgba(245,244,240,.08); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-3) var(--container-pad);
  min-height: 72px;
}
.site-header__logo img { height: 32px; width: auto; display: block; }
.site-header__logo:focus-visible { outline-offset: 6px; }

.site-nav { display: none; }
.site-nav__list {
  display: flex;
  gap: var(--space-6);
}
.site-nav__link {
  font-size: var(--fs-body);
  font-weight: 500;
  color: var(--paper);
  padding: var(--space-2) 0;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}
.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--accent-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}
.site-nav__link:hover { color: var(--accent-orange); }
.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after { transform: scaleX(1); }
.site-nav__link[aria-current="page"] { color: var(--accent-orange); }

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.site-header__menu {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--radius-s);
  color: var(--paper);
}
.site-header__menu img { width: 24px; height: 24px; }

@media (min-width: 1024px) {
  .site-nav { display: block; }
  .site-header__menu { display: none; }
}

/* scroll progress */
.scroll-progress {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: transparent;
  pointer-events: none;
}
.scroll-progress__bar {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--accent-orange), var(--accent-coral));
  transform-origin: left;
  transform: scaleX(var(--progress, 0));
  transition: transform var(--dur-fast) var(--ease-precise);
}

/* mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
}
.mobile-nav[data-open="true"] { display: block; }
.mobile-nav__scrim {
  position: absolute;
  inset: 0;
  background: var(--ink-overlay-80);
  opacity: 0;
  animation: fade-in var(--dur-base) var(--ease-out) forwards;
}
.mobile-nav__panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(86vw, 360px);
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-7) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transform: translate3d(100%, 0, 0);
  animation: slide-in-right var(--dur-base) var(--ease-out) forwards;
  overflow-y: auto;
}
.mobile-nav__close {
  align-self: flex-end;
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-s);
  color: var(--paper);
}
.mobile-nav__list { display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-nav__list a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-h3);
  font-weight: 600;
  border-radius: var(--radius-s);
  color: var(--paper);
  transition: background var(--dur-fast) var(--ease-out);
}
.mobile-nav__list a:hover,
.mobile-nav__list a[aria-current="page"] { background: rgba(255,90,31,.16); color: var(--accent-orange); }
.mobile-nav__cta { margin-top: auto; }

@keyframes slide-in-right {
  from { transform: translate3d(100%, 0, 0); }
  to   { transform: translate3d(0, 0, 0); }
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ----------------------------------------------------------------------------
   6. Buttons
---------------------------------------------------------------------------- */
.btn {
  --btn-bg: var(--ink);
  --btn-color: var(--paper);
  --btn-border: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-s);
  background: var(--btn-bg);
  color: var(--btn-color);
  border: 2px solid var(--btn-border);
  font-weight: 600;
  font-size: var(--fs-body);
  line-height: 1;
  text-align: center;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  --btn-bg: var(--accent-orange);
  --btn-color: var(--paper);
  --btn-border: var(--accent-orange);
  box-shadow: var(--shadow-orange);
}
.btn--primary:hover { --btn-bg: var(--accent-orange-deep); --btn-border: var(--accent-orange-deep); }

.btn--secondary {
  --btn-bg: var(--paper);
  --btn-color: var(--ink);
  --btn-border: var(--ink);
}
.btn--secondary:hover { --btn-bg: var(--ink); --btn-color: var(--paper); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-color: var(--paper);
  --btn-border: rgba(245,244,240,.4);
}
.btn--ghost:hover { --btn-border: var(--accent-orange); --btn-color: var(--accent-orange); }

[data-theme="light"] .btn--ghost,
[data-theme="soft"]  .btn--ghost {
  --btn-color: var(--ink);
  --btn-border: rgba(14,16,20,.3);
}
[data-theme="light"] .btn--ghost:hover,
[data-theme="soft"]  .btn--ghost:hover { --btn-border: var(--accent-orange); --btn-color: var(--accent-orange); }

.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--fs-body-s); }
.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--fs-body-l); }
.btn--block { width: 100%; }
.btn img { width: 18px; height: 18px; }
.btn--lg img { width: 20px; height: 20px; }

.btn--magnetic { transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out); }
@media (prefers-reduced-motion: no-preference) {
  .btn--magnetic.is-magnet { transform: translate3d(var(--mx, 0px), var(--my, 0px), 0); }
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--accent-orange);
  font-weight: 600;
  font-size: var(--fs-body);
  transition: gap var(--dur-fast) var(--ease-out);
}
.btn-link img { width: 16px; height: 16px; transition: transform var(--dur-fast) var(--ease-out); }
.btn-link:hover { gap: var(--space-3); }
.btn-link:hover img { transform: translateX(4px); }

/* ----------------------------------------------------------------------------
   7. Hero
---------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  color: var(--paper);
  background: var(--ink);
  min-height: clamp(560px, 80vh, 880px);
  display: flex;
  align-items: center;
}
.hero--page { min-height: clamp(420px, 56vh, 640px); }
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__image {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,16,20,.5) 0%, rgba(14,16,20,.78) 60%, rgba(14,16,20,.92) 100%);
}
.hero__overlay--light {
  background: linear-gradient(180deg, rgba(14,16,20,.25) 0%, rgba(14,16,20,.55) 100%);
}
.hero__content {
  position: relative;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-9) var(--container-pad);
  width: 100%;
}
.hero__eyebrow { color: var(--accent-orange); }
.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-display-xl);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.03em;
  max-width: 18ch;
  margin: var(--space-4) 0 var(--space-5);
}
.hero__title--small {
  font-size: var(--fs-display-l);
  line-height: 0.98;
}
.hero__title .accent { color: var(--accent-orange); }
.hero__lead {
  font-size: var(--fs-body-l);
  line-height: 1.55;
  max-width: 56ch;
  color: rgba(245,244,240,.85);
  margin-bottom: var(--space-6);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.hero__cue {
  position: absolute;
  bottom: var(--space-5);
  right: var(--container-pad);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper);
  opacity: 0.7;
}
.hero__cue-line {
  width: 2px; height: 56px;
  background: var(--paper);
  display: inline-block;
  transform-origin: top;
  animation: cue-bob 2.4s var(--ease-in-out) infinite;
}
@keyframes cue-bob {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.4); opacity: 0.5; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__cue-line { animation: none; }
}

.hero__mascot {
  position: absolute;
  right: clamp(var(--space-5), 6vw, var(--space-9));
  bottom: var(--space-7);
  width: clamp(120px, 18vw, 220px);
  height: auto;
  animation: mascot-idle 4.2s var(--ease-in-out) infinite;
  z-index: 1;
}
.hero__mascot--right-top { bottom: auto; top: var(--space-9); }

/* ----------------------------------------------------------------------------
   8. Kinetic text
   The hide-on-load state only applies when scripting is on, so the headline
   is still readable with JavaScript disabled.
---------------------------------------------------------------------------- */
@media (scripting: enabled) {
  [data-kinetic="split"] > span {
    display: inline-block;
    opacity: 0;
    transform: translate3d(0, 100%, 0);
    animation: kinetic-rise var(--dur-slow) var(--ease-out) both;
    animation-delay: calc(var(--i, 0) * var(--stagger-2));
  }
  [data-kinetic="split"][data-split-mode="char"] > span span { display: inline-block; }
}
@keyframes kinetic-rise {
  0%   { opacity: 0; transform: translate3d(0, 100%, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  [data-kinetic="split"] > span { opacity: 1; transform: none; animation: none; }
}

/* ----------------------------------------------------------------------------
   9. Marquee
---------------------------------------------------------------------------- */
.marquee {
  overflow: hidden;
  position: relative;
  padding-block: var(--space-3);
}
.marquee__track {
  display: inline-flex;
  gap: var(--space-7);
  white-space: nowrap;
  animation: marquee var(--dur-marquee) linear infinite;
  will-change: transform;
}
.marquee__list {
  display: inline-flex;
  gap: var(--space-7);
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}
.marquee__item {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: var(--space-7);
}
.marquee__item::after {
  content: "✱";
  color: var(--accent-orange);
  font-size: 0.7em;
}
.marquee:hover .marquee__track,
.marquee:focus-within .marquee__track { animation-play-state: paused; }
@keyframes marquee {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; transform: none; }
}

/* ----------------------------------------------------------------------------
   10. Section heads / reveals
   Hide-on-load rules only apply when scripting is on, so pages still
   degrade gracefully with JavaScript disabled (every section still reads).
---------------------------------------------------------------------------- */
@media (scripting: enabled) {
  [data-reveal="fade-up"] {
    opacity: 0;
    transform: translate3d(0, 32px, 0);
    transition: opacity var(--dur-base) var(--ease-out),
                transform var(--dur-base) var(--ease-out),
                filter var(--dur-base) var(--ease-out);
    filter: blur(4px);
  }
  [data-reveal="fade-up"].is-in {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    filter: blur(0);
  }
  [data-reveal="section"] {
    opacity: 0;
    transform: translate3d(0, 24px, 0) scale(0.985);
    transition: opacity var(--dur-cinema) var(--ease-out),
                transform var(--dur-cinema) var(--ease-out);
  }
  [data-reveal="section"].is-in {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; filter: none !important; transition: none !important; }
}

.section__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 64ch;
  margin-bottom: var(--space-7);
}
.section__head--center { margin-inline: auto; text-align: center; align-items: center; }
.section__title {
  font-family: var(--font-display);
  font-size: var(--fs-display-l);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.025em;
}
.section__title .accent { color: var(--accent-orange); }
.section__sub {
  font-size: var(--fs-body-l);
  color: inherit;
  opacity: 0.78;
  max-width: 60ch;
}

.section__split {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .section__split { grid-template-columns: 1fr 1.2fr; align-items: start; }
}

.section__grid {
  display: grid;
  gap: var(--grid-gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .section__grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) {
  .section__grid--3 { grid-template-columns: repeat(3, 1fr); }
  .section__grid--4 { grid-template-columns: repeat(4, 1fr); }
  .section__grid--6 { grid-template-columns: repeat(6, 1fr); }
}
@media (min-width: 1280px) {
  .section__grid--8 { grid-template-columns: repeat(4, 1fr); }
}

/* ----------------------------------------------------------------------------
   11. Cards
---------------------------------------------------------------------------- */
.card {
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius-l);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(14,16,20,.08);
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-3); border-color: rgba(255,90,31,.35); }
.card__index {
  position: absolute;
  top: var(--space-4); right: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--accent-orange);
  letter-spacing: 0.1em;
}
.card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-m);
  background: rgba(255,90,31,.12);
  color: var(--accent-orange);
  display: inline-flex; align-items: center; justify-content: center;
}
.card__icon img { width: 28px; height: 28px; }
.card__title {
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}
.card__body { color: rgba(14,16,20,.78); font-size: var(--fs-body); }
.card__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--accent-orange);
  font-weight: 600;
  font-size: var(--fs-body);
  transition: gap var(--dur-fast) var(--ease-out);
}
.card__link::after { content: "→"; transition: transform var(--dur-fast) var(--ease-out); }
.card__link:hover { gap: var(--space-3); }
.card__link:hover::after { transform: translateX(4px); }

[data-theme="dark"] .card,
[data-theme="ink"]  .card,
[data-theme="teal"] .card {
  background: rgba(245,244,240,.06);
  color: var(--paper);
  border-color: rgba(245,244,240,.12);
}
[data-theme="dark"] .card__body,
[data-theme="ink"]  .card__body,
[data-theme="teal"] .card__body { color: rgba(245,244,240,.78); }
[data-theme="dark"] .card__icon,
[data-theme="ink"]  .card__icon,
[data-theme="teal"] .card__icon { background: rgba(255,90,31,.18); }

/* feature card */
.card--feature {
  background: var(--ink);
  color: var(--paper);
  border: 0;
  padding: var(--space-6);
}
.card--feature .card__body { color: rgba(245,244,240,.78); }
.card--feature .card__icon { background: var(--accent-orange); color: var(--paper); }

/* news card */
.card--news { padding: 0; background: var(--paper); }
.card--news .card__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--paper-soft);
  position: relative;
}
.card--news .card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-cinema) var(--ease-out);
}
.card--news:hover .card__media img { transform: scale(1.04); }
.card--news .card__body-pad {
  padding: var(--space-5);
  display: flex; flex-direction: column; gap: var(--space-2);
}
.card--news .card__meta {
  display: flex; gap: var(--space-3); align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: rgba(14,16,20,.55);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.card--news .card__excerpt { color: rgba(14,16,20,.7); font-size: var(--fs-body-s); }
.card--news .card__tag {
  display: inline-flex; align-items: center;
  background: rgba(31,182,165,.14); color: var(--accent-teal);
  font-family: var(--font-mono); font-size: var(--fs-caption);
  padding: 2px var(--space-2); border-radius: var(--radius-xs);
  text-transform: uppercase; letter-spacing: 0.06em;
}

/* ad format tile */
.card--format { gap: var(--space-4); }
.card--format .card__icon { background: var(--accent-teal); color: var(--paper); }
.card--format--splash   .card__icon { background: var(--accent-orange); }
.card--format--reward   .card__icon { background: var(--accent-teal); }
.card--format--inter    .card__icon { background: var(--accent-coral); }
.card--format--banner   .card__icon { background: var(--accent-gold); color: var(--ink); }

/* ----------------------------------------------------------------------------
   12. Forms
---------------------------------------------------------------------------- */
.form { display: flex; flex-direction: column; gap: var(--space-5); }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field__label {
  font-size: var(--fs-body-s);
  font-weight: 600;
  color: var(--ink);
  display: inline-flex; align-items: center; gap: var(--space-2);
}
.field__label .req { color: var(--accent-orange); }
.field__input,
.field__textarea,
.field__select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--paper);
  color: var(--ink);
  border: 2px solid rgba(14,16,20,.18);
  border-radius: var(--radius-s);
  font-size: var(--fs-body);
  font-family: var(--font-body);
  transition: border-color var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.field__textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.field__input:focus,
.field__textarea:focus,
.field__select:focus {
  border-color: var(--accent-orange);
  box-shadow: 0 0 0 4px rgba(255,90,31,.16);
  outline: none;
}
.field__hint { font-size: var(--fs-body-s); color: rgba(14,16,20,.6); margin: 0; }
.field--error .field__input,
.field--error .field__textarea,
.field--error .field__select { border-color: var(--danger); }
.field__error { font-size: var(--fs-body-s); color: var(--danger); margin: 0; display: none; }
.field--error .field__error { display: block; }

.fieldset {
  border: 2px solid rgba(14,16,20,.18);
  border-radius: var(--radius-m);
  padding: var(--space-4) var(--space-5) var(--space-5);
}
.fieldset__legend { font-weight: 600; padding: 0 var(--space-2); }
.checkbox-list {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1fr;
  margin-top: var(--space-2);
}
@media (min-width: 640px) { .checkbox-list { grid-template-columns: 1fr 1fr; } }
.checkbox-list__item {
  display: flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2);
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.checkbox-list__item:hover { background: rgba(255,90,31,.08); }
.checkbox-list__item input { width: 18px; height: 18px; accent-color: var(--accent-orange); }
.checkbox-list__item span { font-size: var(--fs-body-s); }

.form__success {
  display: none;
  padding: var(--space-4) var(--space-5);
  background: rgba(31,182,165,.14);
  border: 1px solid var(--accent-teal);
  border-radius: var(--radius-m);
  color: var(--accent-teal);
  font-weight: 600;
}
.form__success.is-show { display: block; }

/* ----------------------------------------------------------------------------
   13. Footer
---------------------------------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-9) 0 var(--space-5);
  position: relative;
  overflow: hidden;
}
.site-footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0 var(--container-pad);
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .site-footer__inner { grid-template-columns: 1.4fr 2fr; gap: var(--space-9); }
}
.site-footer__brand img { height: 36px; width: auto; margin-bottom: var(--space-4); }
.site-footer__brand p { color: rgba(245,244,240,.7); font-size: var(--fs-body-s); line-height: 1.6; }

.site-footer__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (min-width: 640px) { .site-footer__nav { grid-template-columns: repeat(4, 1fr); } }
.site-footer__col h4 {
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-family: var(--font-mono);
  color: var(--accent-orange);
  margin-bottom: var(--space-3);
}
.site-footer__col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.site-footer__col a {
  font-size: var(--fs-body-s);
  color: rgba(245,244,240,.82);
  transition: color var(--dur-fast) var(--ease-out);
}
.site-footer__col a:hover { color: var(--accent-orange); }

.site-footer__base {
  max-width: var(--container-max);
  margin: var(--space-7) auto 0;
  padding: var(--space-4) var(--container-pad) 0;
  border-top: 1px solid rgba(245,244,240,.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-caption);
  color: rgba(245,244,240,.55);
}
@media (min-width: 768px) {
  .site-footer__base { flex-direction: row; justify-content: space-between; align-items: center; }
}
.site-footer__base a { color: var(--accent-orange); }
.site-footer__base a:hover { text-decoration: underline; }
.site-footer__mascot {
  position: absolute;
  right: var(--space-7);
  bottom: var(--space-5);
  width: clamp(80px, 10vw, 140px);
  height: auto;
  opacity: 0.4;
  animation: mascot-idle 5s var(--ease-in-out) infinite;
}

/* ----------------------------------------------------------------------------
   14. Mascot frame
---------------------------------------------------------------------------- */
.mascot-frame { margin: 0; }
.mascot-frame__stage {
  background: rgba(255,90,31,.08);
  border-radius: var(--radius-blob);
  padding: var(--space-5);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.mascot-frame__art {
  width: clamp(80px, 14vw, 200px);
  height: auto;
  animation: mascot-idle 4.2s var(--ease-in-out) infinite;
  transform-origin: 50% 90%;
}
.mascot-frame__caption {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-top: var(--space-3);
}
@keyframes mascot-idle {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(-1.5deg); }
  50%      { transform: translate3d(0, -8px, 0) rotate(1.5deg); }
}
@media (prefers-reduced-motion: reduce) {
  .mascot-frame__art { animation: none; }
}

/* scattered mascots */
.mascot-peek {
  position: absolute;
  width: clamp(80px, 12vw, 160px);
  height: auto;
  z-index: 1;
  animation: mascot-idle 4.6s var(--ease-in-out) infinite;
}
.mascot-peek--tr { top: var(--space-5); right: var(--space-5); }
.mascot-peek--bl { bottom: var(--space-5); left: var(--space-5); animation-delay: 0.6s; }
.mascot-peek--br { bottom: var(--space-5); right: var(--space-5); animation-delay: 1.2s; }
.mascot-peek--tl { top: var(--space-5); left: var(--space-5); animation-delay: 0.3s; }

/* mascot gallery */
.mascot-gallery { display: grid; gap: var(--grid-gap); grid-template-columns: 1fr; }
@media (min-width: 480px)  { .mascot-gallery { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .mascot-gallery { grid-template-columns: repeat(3, 1fr); } }

/* ----------------------------------------------------------------------------
   15. Parallax / image
---------------------------------------------------------------------------- */
.parallax { position: relative; overflow: hidden; border-radius: var(--radius-l); }
@media (prefers-reduced-motion: no-preference) {
  .parallax__image { transform: translate3d(0, calc(var(--progress, 0) * var(--speed, 0) * 1px), 0); }
}
.responsive-image {
  width: 100%; height: auto; border-radius: var(--radius-l);
  display: block;
}

/* ----------------------------------------------------------------------------
   16. Accordion
---------------------------------------------------------------------------- */
.accordion { display: flex; flex-direction: column; gap: 0; border-top: var(--hairline); }
.accordion__item { border-bottom: var(--hairline); }
.accordion__trigger {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) 0;
  font-size: var(--fs-h3);
  font-weight: 600;
  text-align: left;
}
.accordion__trigger img { width: 20px; height: 20px; transition: transform var(--dur-fast) var(--ease-out); }
.accordion__item[data-open="true"] .accordion__trigger img { transform: rotate(180deg); }
.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-out);
}
.accordion__panel > div { min-height: 0; overflow: hidden; }
.accordion__panel p { padding-bottom: var(--space-4); color: rgba(14,16,20,.78); }

/* ----------------------------------------------------------------------------
   17. Badges / pills
---------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px var(--space-3);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.badge--orange { background: var(--accent-orange); color: var(--paper); }
.badge--teal   { background: var(--accent-teal); color: var(--paper); }
.badge--ink    { background: var(--ink); color: var(--paper); }
.badge--paper  { background: var(--paper); color: var(--ink); }
.badge--gold   { background: var(--accent-gold); color: var(--ink); }

/* ----------------------------------------------------------------------------
   18. Kinetic number
---------------------------------------------------------------------------- */
.kinetic-number {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-l);
  font-weight: 500;
  font-feature-settings: "tnum";
  color: var(--accent-orange);
  letter-spacing: -0.02em;
  line-height: 1;
}
.kinetic-number__label {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: inherit;
  opacity: 0.65;
  margin-top: var(--space-2);
  display: block;
}

/* ----------------------------------------------------------------------------
   19. Stats row
---------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  border-top: var(--hairline);
  border-bottom: var(--hairline);
  padding-block: var(--space-6);
}
@media (min-width: 1024px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stats__cell { display: flex; flex-direction: column; gap: var(--space-2); }

/* ----------------------------------------------------------------------------
   20. Process timeline
---------------------------------------------------------------------------- */
.timeline { display: flex; flex-direction: column; gap: var(--space-5); }
.timeline__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-5);
  border-radius: var(--radius-m);
  background: var(--paper);
  border: 1px solid rgba(14,16,20,.08);
}
[data-theme="dark"] .timeline__item,
[data-theme="ink"]  .timeline__item { background: rgba(245,244,240,.04); border-color: rgba(245,244,240,.1); }
.timeline__step {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-l);
  color: var(--accent-orange);
  font-weight: 500;
  line-height: 1;
  min-width: 80px;
}
.timeline__title { font-size: var(--fs-h3); font-weight: 700; margin-bottom: var(--space-2); }
.timeline__body { color: rgba(14,16,20,.75); font-size: var(--fs-body); }
[data-theme="dark"] .timeline__body,
[data-theme="ink"]  .timeline__body { color: rgba(245,244,240,.75); }

/* ----------------------------------------------------------------------------
   21. Apps showcase
---------------------------------------------------------------------------- */
.apps-showcase {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 1024px) { .apps-showcase { grid-template-columns: 1fr 1fr; } }
.apps-showcase__store-buttons { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.apps-showcase__store {
  display: inline-flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-m);
  border: 1px solid rgba(245,244,240,.2);
  transition: transform var(--dur-fast) var(--ease-out);
}
.apps-showcase__store:hover { transform: translateY(-2px); border-color: var(--accent-orange); }
.apps-showcase__store small { font-size: var(--fs-caption); display: block; opacity: 0.7; }
.apps-showcase__store strong { font-size: var(--fs-body); font-weight: 700; }
.apps-showcase__device {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
}
.apps-showcase__device img { max-width: 70%; height: auto; }

/* ----------------------------------------------------------------------------
   22. Values (culture)
---------------------------------------------------------------------------- */
.values {
  display: grid;
  gap: var(--grid-gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .values { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .values { grid-template-columns: repeat(4, 1fr); } }
.value {
  padding: var(--space-5);
  border-radius: var(--radius-l);
  background: var(--paper-soft);
  display: flex; flex-direction: column; gap: var(--space-3);
  border: 1px solid transparent;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.value:hover { border-color: var(--accent-orange); }
.value__icon {
  width: 48px; height: 48px;
  background: var(--accent-orange);
  color: var(--paper);
  border-radius: var(--radius-m);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700;
}
.value__title { font-size: var(--fs-h3); font-weight: 700; }
.value__body { color: rgba(14,16,20,.75); font-size: var(--fs-body-s); }

/* ----------------------------------------------------------------------------
   23. CTA band
---------------------------------------------------------------------------- */
.cta-band {
  background: var(--accent-orange);
  color: var(--paper);
  padding: var(--space-9) 0;
  position: relative;
  overflow: hidden;
}
.cta-band__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0 var(--container-pad);
  display: grid;
  gap: var(--space-5);
  align-items: center;
}
@media (min-width: 1024px) { .cta-band__inner { grid-template-columns: 2fr 1fr; } }
.cta-band__title {
  font-family: var(--font-display);
  font-size: var(--fs-display-m);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  max-width: 16ch;
}
.cta-band__sub { font-size: var(--fs-body-l); color: rgba(245,244,240,.85); max-width: 50ch; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.cta-band__mascot {
  position: absolute;
  right: var(--space-9);
  bottom: -20px;
  width: clamp(120px, 18vw, 220px);
  height: auto;
  animation: mascot-idle 4.6s var(--ease-in-out) infinite;
  opacity: 0.95;
}

/* ----------------------------------------------------------------------------
   24. Toast
---------------------------------------------------------------------------- */
.toast {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-3);
  transform: translate3d(0, 24px, 0);
  opacity: 0;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
  z-index: var(--z-toast);
  max-width: 320px;
  font-size: var(--fs-body-s);
}
.toast.is-show { transform: translate3d(0, 0, 0); opacity: 1; }

/* ----------------------------------------------------------------------------
   25. Legal pages (privacy / terms)
---------------------------------------------------------------------------- */
.legal { padding-block: var(--space-9); }
.legal__head {
  border-bottom: var(--hairline);
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-7);
}
.legal__title { font-size: var(--fs-display-l); font-weight: 800; line-height: 1; letter-spacing: -0.025em; margin-bottom: var(--space-3); }
.legal__meta { font-family: var(--font-mono); font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: 0.12em; color: rgba(14,16,20,.6); }
.legal__toc {
  background: var(--paper-soft);
  border-radius: var(--radius-l);
  padding: var(--space-5);
  margin-bottom: var(--space-7);
}
.legal__toc h2 { font-size: var(--fs-h3); margin-bottom: var(--space-3); }
.legal__toc ol { columns: 1; gap: var(--space-2); counter-reset: toc; padding-left: 0; }
@media (min-width: 768px) { .legal__toc ol { columns: 2; } }
.legal__toc ol li {
  list-style: none;
  counter-increment: toc;
  padding: var(--space-1) 0;
  font-size: var(--fs-body-s);
  position: relative;
  padding-left: var(--space-5);
  break-inside: avoid;
}
.legal__toc ol li::before {
  content: counter(toc, decimal-leading-zero) ".";
  position: absolute; left: 0;
  font-family: var(--font-mono);
  color: var(--accent-orange);
  font-weight: 600;
}
.legal__toc a { color: var(--ink); }
.legal__toc a:hover { color: var(--accent-orange); }

.legal__section {
  margin-bottom: var(--space-9);
  padding-bottom: var(--space-7);
  border-bottom: var(--hairline);
}
.legal__section:last-of-type { border-bottom: 0; }
.legal__section h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.legal__section h2 .num {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--accent-orange);
  letter-spacing: 0.12em;
  font-weight: 600;
}
.legal__section h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin: var(--space-5) 0 var(--space-2);
}
.legal__section h4 {
  font-size: var(--fs-h4);
  font-weight: 600;
  margin: var(--space-4) 0 var(--space-2);
  color: var(--accent-orange);
}
.legal__section p, .legal__section li { font-size: var(--fs-body); line-height: 1.7; }
.legal__section ul, .legal__section ol { padding-left: var(--space-5); margin: var(--space-2) 0 var(--space-3); }
.legal__section ul li, .legal__section ol li { list-style: disc; margin-bottom: var(--space-1); }
.legal__section ol li { list-style: decimal; }

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-4) 0;
  font-size: var(--fs-body-s);
  background: var(--paper-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  display: block;
  overflow-x: auto;
}
.legal-table th, .legal-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid rgba(14,16,20,.08);
  vertical-align: top;
}
.legal-table th {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.legal-table tr:last-child td { border-bottom: 0; }

.platform-block {
  border-left: 4px solid var(--accent-orange);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-5) 0;
  background: var(--paper-soft);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
}
.platform-block h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin: 0 0 var(--space-1);
  display: flex; align-items: baseline; gap: var(--space-3); flex-wrap: wrap;
}
.platform-block .platform-op {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--ink);
  opacity: 0.7;
  font-weight: 500;
}
.format-sub {
  border: 1px solid rgba(14,16,20,.1);
  border-radius: var(--radius-s);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-2) 0;
  background: var(--paper);
}
.format-sub h4 {
  font-size: var(--fs-body);
  font-weight: 700;
  margin: 0 0 var(--space-1);
  display: flex; align-items: center; gap: var(--space-2);
}
.format-sub h4 .code {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  background: var(--accent-orange);
  color: var(--paper);
  padding: 2px var(--space-2);
  border-radius: var(--radius-xs);
  letter-spacing: 0.06em;
}
.format-sub ul { margin: var(--space-2) 0 0; padding-left: var(--space-5); }
.format-sub li { font-size: var(--fs-body-s); line-height: 1.55; margin-bottom: 2px; }
.format-sub li strong { color: var(--ink); }

.region-block {
  border: 1px solid rgba(14,16,20,.1);
  border-radius: var(--radius-m);
  padding: var(--space-5);
  margin: var(--space-5) 0;
  background: var(--paper);
}
.region-block h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin: 0 0 var(--space-2);
}
.region-block .region-meta {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--accent-teal);
  margin-bottom: var(--space-3);
  display: flex; flex-wrap: wrap; gap: var(--space-3);
}
.region-block .region-meta span { background: rgba(31,182,165,.1); padding: 2px var(--space-2); border-radius: var(--radius-xs); }
.region-block ul { padding-left: var(--space-5); }
.region-block ul li { list-style: disc; font-size: var(--fs-body-s); line-height: 1.6; margin-bottom: var(--space-2); }

.framework-block {
  border-left: 4px solid var(--accent-teal);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-4) 0;
  background: var(--paper-soft);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
}
.framework-block h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin: 0 0 var(--space-1);
}
.framework-block .framework-meta {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--accent-teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}

/* ----------------------------------------------------------------------------
   26. 404
---------------------------------------------------------------------------- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-9) var(--container-pad);
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.error-page__inner { text-align: center; max-width: 600px; }
.error-page__code {
  font-family: var(--font-mono);
  font-size: clamp(96px, 18vw, 220px);
  font-weight: 500;
  color: var(--accent-orange);
  line-height: 0.9;
  margin-bottom: var(--space-3);
  letter-spacing: -0.04em;
}
.error-page__title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.error-page__lead { color: rgba(245,244,240,.78); margin-bottom: var(--space-5); }
.error-page__mascot { width: clamp(160px, 22vw, 280px); margin: 0 auto var(--space-5); animation: mascot-idle 4.6s var(--ease-in-out) infinite; }
.error-page__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; }

/* ----------------------------------------------------------------------------
   27. Print
---------------------------------------------------------------------------- */
@media print {
  body { background: white; color: black; }
  .site-header, .site-footer, .scroll-progress, .hero__cue, .marquee, .no-print { display: none !important; }
  .legal { padding: 0; }
  .legal__section { page-break-inside: avoid; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}