/* ============================================================
   Meridian — autonomous task agent for macOS
   Design system + site styles. No build step, no dependencies.
   Palette in OKLCH. Dark, cinematic, aurora-lit.
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  /* surface ramp */
  --bg:          oklch(0.145 0.014 250);
  --bg-deep:     oklch(0.108 0.012 250);
  --surface:     oklch(0.188 0.014 250);
  --surface-2:   oklch(0.232 0.015 250);
  --surface-3:   oklch(0.285 0.016 250);

  /* ink ramp */
  --ink:         oklch(0.975 0.004 250);
  --ink-2:       oklch(0.815 0.012 250);
  --ink-3:       oklch(0.672 0.015 250);
  --ink-4:       oklch(0.545 0.016 250);

  /* light sources */
  --aurora-a:    oklch(0.84 0.142 178);
  --aurora-b:    oklch(0.70 0.170 302);
  --aurora-c:    oklch(0.78 0.130 218);

  /* interactive */
  --accent:      oklch(0.855 0.140 178);
  --accent-ink:  oklch(0.185 0.040 190);
  --gold:        oklch(0.860 0.130 92);

  /* lines */
  --hair:        color-mix(in oklch, var(--ink) 11%, transparent);
  --hair-soft:   color-mix(in oklch, var(--ink) 7%, transparent);
  --hair-strong: color-mix(in oklch, var(--ink) 18%, transparent);

  /* type */
  --sans: "Schibsted Grotesk", ui-sans-serif, system-ui, "Segoe UI", "Helvetica Neue", sans-serif;
  --serif: "Instrument Serif", ui-serif, Georgia, "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Mono", Menlo, monospace;

  /* rhythm */
  --gut: clamp(1.25rem, 4vw, 2.5rem);
  --maxw: 78rem;
  --maxw-tight: 62rem;
  --sec: clamp(6rem, 12vw, 11rem);

  /* radii */
  --r-xs: 0.5rem;
  --r-sm: 0.875rem;
  --r-md: 1.25rem;
  --r-lg: 1.75rem;
  --r-xl: 2.25rem;

  /* motion */
  --e-out:  cubic-bezier(0.16, 1, 0.30, 1);
  --e-soft: cubic-bezier(0.32, 0.72, 0, 1);
  --e-in:   cubic-bezier(0.55, 0, 1, 0.45);

  /* z scale — semantic, never arbitrary */
  --z-base: 1;
  --z-sticky: 20;
  --z-nav: 40;
  --z-overlay: 60;
  --z-modal: 80;
  --z-grain: 90;
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.62;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { color: var(--ink); font-weight: 500; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
a { color: inherit; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: color-mix(in oklch, var(--accent) 32%, transparent); color: var(--ink); }

/* ---------- 3. Ambient: aurora + grain ---------- */
.sky {
  position: fixed; inset: -20vh -10vw;
  z-index: 0; pointer-events: none;
  overflow: hidden;
  contain: strict;
}
.sky::after {
  /* vignette so the edges fall to black — cinematic falloff */
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(120% 90% at 50% 30%, transparent 30%, var(--bg-deep) 100%);
}
.ribbon {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}
.ribbon--a {
  width: 62vw; height: 48vw; left: -6vw; top: 2vh;
  background: radial-gradient(circle at 40% 40%, var(--aurora-a), transparent 62%);
  animation: drift-a 34s var(--e-soft) infinite alternate;
}
.ribbon--b {
  width: 58vw; height: 52vw; right: -10vw; top: -8vh;
  background: radial-gradient(circle at 60% 50%, var(--aurora-b), transparent 60%);
  opacity: 0.42;
  animation: drift-b 41s var(--e-soft) infinite alternate;
}
.ribbon--c {
  width: 70vw; height: 40vw; left: 18vw; top: 42vh;
  background: radial-gradient(circle at 50% 50%, var(--aurora-c), transparent 64%);
  opacity: 0.3;
  animation: drift-c 47s var(--e-soft) infinite alternate;
}
@keyframes drift-a { to { transform: translate3d(9vw, 7vh, 0) scale(1.16) rotate(9deg); } }
@keyframes drift-b { to { transform: translate3d(-11vw, 10vh, 0) scale(1.1) rotate(-11deg); } }
@keyframes drift-c { to { transform: translate3d(6vw, -9vh, 0) scale(1.22) rotate(6deg); } }

.grain {
  position: fixed; inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 4. Layout primitives ---------- */
.shell { position: relative; z-index: var(--z-base); }
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gut);
}
.wrap--tight { max-width: var(--maxw-tight); }
.section { padding-block: var(--sec); position: relative; }
.section--split { padding-block: calc(var(--sec) * 0.72); }

.lede {
  max-width: 34ch;
  font-size: clamp(2rem, 1.2rem + 3.1vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.032em;
  font-weight: 500;
}
.lede em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.sub {
  margin-top: 1.35rem;
  max-width: 56ch;
  color: var(--ink-3);
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.15rem);
}
.section-head { display: grid; gap: 0; margin-bottom: clamp(2.75rem, 6vw, 5rem); }

/* ---------- 5. Double-bezel enclosure ---------- */
.bezel {
  padding: 0.4rem;
  border-radius: var(--r-xl);
  background: color-mix(in oklch, var(--ink) 3.5%, transparent);
  border: 1px solid var(--hair-soft);
  box-shadow: 0 40px 90px -50px oklch(0 0 0 / 0.9);
}
.bezel > .core {
  border-radius: calc(var(--r-xl) - 0.4rem);
  background: color-mix(in oklch, var(--surface) 72%, transparent);
  border: 1px solid var(--hair);
  box-shadow: inset 0 1px 0 color-mix(in oklch, var(--ink) 12%, transparent);
  overflow: hidden;
}

/* ---------- 6. Buttons ---------- */
.btn {
  --btn-bg: var(--surface-2);
  --btn-ink: var(--ink);
  display: inline-flex; align-items: center; gap: 0.65rem;
  padding: 0.72rem 0.72rem 0.72rem 1.35rem;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-ink);
  border: 1px solid var(--hair);
  text-decoration: none;
  font-size: 0.96rem; font-weight: 500; letter-spacing: -0.005em;
  cursor: pointer;
  transition: transform 0.5s var(--e-out), background-color 0.5s var(--e-out),
              border-color 0.5s var(--e-out), box-shadow 0.5s var(--e-out);
  will-change: transform;
}
.btn__cap {
  width: 1.85rem; height: 1.85rem; flex: none;
  display: grid; place-items: center;
  border-radius: 999px;
  background: color-mix(in oklch, var(--btn-ink) 12%, transparent);
  transition: transform 0.55s var(--e-out), background-color 0.55s var(--e-out);
}
.btn__cap svg { width: 0.85rem; height: 0.85rem; }
.btn:hover { box-shadow: 0 18px 40px -22px oklch(0 0 0 / 0.95); }
.btn:hover .btn__cap { transform: translate3d(2px, -2px, 0) scale(1.08); background: color-mix(in oklch, var(--btn-ink) 20%, transparent); }
.btn:active { transform: scale(0.975); }

.btn--primary {
  --btn-bg: var(--accent);
  --btn-ink: var(--accent-ink);
  border-color: transparent;
  box-shadow: 0 0 0 1px color-mix(in oklch, var(--accent) 40%, transparent),
              0 22px 60px -28px color-mix(in oklch, var(--accent) 70%, transparent);
}
.btn--primary:hover { background: color-mix(in oklch, var(--accent) 88%, white); }
.btn--ghost { --btn-bg: transparent; border-color: var(--hair-strong); }
.btn--ghost:hover { --btn-bg: color-mix(in oklch, var(--ink) 6%, transparent); }
.btn--wide { padding-inline: 1.6rem 0.72rem; }

/* ---------- 7. Navigation — floating island ---------- */
.nav-rail {
  position: fixed; inset-inline: 0; top: 0;
  z-index: var(--z-nav);
  padding: clamp(0.75rem, 2vw, 1.35rem) var(--gut);
  display: flex; justify-content: center;
  pointer-events: none;
}
.nav {
  pointer-events: auto;
  display: flex; align-items: center; gap: clamp(0.5rem, 2vw, 1.75rem);
  width: min(100%, var(--maxw));
  padding: 0.5rem 0.5rem 0.5rem 1.1rem;
  border-radius: 999px;
  background: color-mix(in oklch, var(--bg-deep) 62%, transparent);
  border: 1px solid var(--hair);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  transition: background-color 0.6s var(--e-out), border-color 0.6s var(--e-out),
              box-shadow 0.6s var(--e-out), transform 0.6s var(--e-out);
}
.nav[data-lifted="true"] {
  background: color-mix(in oklch, var(--bg-deep) 86%, transparent);
  box-shadow: 0 24px 60px -40px oklch(0 0 0 / 1);
  border-color: var(--hair-strong);
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--ink); font-weight: 600; letter-spacing: -0.02em; }
.brand svg { width: 1.35rem; height: 1.35rem; }
.brand span { font-size: 1.02rem; }
.nav__links { display: flex; align-items: center; gap: 0.15rem; margin-inline-start: auto; list-style: none; }
.nav__links a {
  display: inline-block; padding: 0.5rem 0.8rem; border-radius: 999px;
  text-decoration: none; color: var(--ink-3); font-size: 0.9rem;
  transition: color 0.4s var(--e-out), background-color 0.4s var(--e-out);
}
.nav__links a:hover, .nav__links a[aria-current="true"] { color: var(--ink); background: color-mix(in oklch, var(--ink) 7%, transparent); }
.nav .btn { padding-block: 0.55rem; font-size: 0.9rem; }
.nav__burger {
  display: none; margin-inline-start: auto;
  width: 2.6rem; height: 2.6rem; border-radius: 999px;
  background: transparent; border: 1px solid var(--hair); cursor: pointer;
  position: relative;
}
.nav__burger i {
  position: absolute; left: 50%; width: 1rem; height: 1.5px; background: var(--ink);
  border-radius: 2px; transform: translateX(-50%);
  transition: transform 0.55s var(--e-out), opacity 0.35s var(--e-out);
}
.nav__burger i:nth-child(1) { top: calc(50% - 4px); }
.nav__burger i:nth-child(2) { top: calc(50% + 3px); }
[data-menu="open"] .nav__burger i:nth-child(1) { transform: translateX(-50%) translateY(3.5px) rotate(45deg); }
[data-menu="open"] .nav__burger i:nth-child(2) { transform: translateX(-50%) translateY(-3.5px) rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: var(--z-overlay);
  display: grid; align-content: center; gap: 0.25rem;
  padding: 6rem var(--gut) 3rem;
  background: color-mix(in oklch, var(--bg-deep) 88%, transparent);
  backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px);
  opacity: 0; visibility: hidden;
  transition: opacity 0.5s var(--e-out), visibility 0.5s;
}
[data-menu="open"] .menu { opacity: 1; visibility: visible; }
.menu a {
  display: block; padding: 0.55rem 0; text-decoration: none;
  color: var(--ink); font-size: clamp(1.9rem, 8vw, 2.6rem);
  letter-spacing: -0.035em; line-height: 1.1;
  opacity: 0; transform: translateY(2rem);
  transition: opacity 0.6s var(--e-out), transform 0.7s var(--e-out);
}
[data-menu="open"] .menu a { opacity: 1; transform: none; }
[data-menu="open"] .menu a:nth-child(1) { transition-delay: 0.06s; }
[data-menu="open"] .menu a:nth-child(2) { transition-delay: 0.11s; }
[data-menu="open"] .menu a:nth-child(3) { transition-delay: 0.16s; }
[data-menu="open"] .menu a:nth-child(4) { transition-delay: 0.21s; }
[data-menu="open"] .menu a:nth-child(5) { transition-delay: 0.26s; }
[data-menu="open"] .menu a:nth-child(6) { transition-delay: 0.31s; }
[data-menu="open"] .menu a:nth-child(7) { transition-delay: 0.36s; }
[data-menu="open"] { overflow: hidden; }

@media (max-width: 62rem) {
  .nav__links { display: none; }
  .nav > .btn { display: none; }
  .nav__burger { display: block; }
}
@media (min-width: 62.01rem) { .menu { display: none; } }

/* ---------- 8. Hero ---------- */
.hero { position: relative; padding-block: clamp(9rem, 18vh, 13rem) clamp(4rem, 8vw, 7rem); }
.hero__inner { display: grid; justify-items: center; text-align: center; }
.hero h1 {
  max-width: 20ch;
  font-size: clamp(2.6rem, 1.1rem + 5.4vw, 5.1rem);
  line-height: 1.02;
  letter-spacing: -0.038em;
  font-weight: 500;
}
.hero h1 em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.012em; }
.hero__sub { margin-top: 1.6rem; max-width: 54ch; color: var(--ink-3); font-size: clamp(1.02rem, 0.96rem + 0.4vw, 1.22rem); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; margin-top: 2.4rem; }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; justify-content: center;
  margin-top: 2.2rem; color: var(--ink-4);
  font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.02em;
}
.hero__meta li { list-style: none; display: flex; align-items: center; gap: 0.5rem; }
.hero__meta li::before { content: ""; width: 3px; height: 3px; border-radius: 999px; background: var(--accent); }

/* ---------- 9. The app window (demo) ---------- */
.stage { perspective: 1600px; margin-top: clamp(3.5rem, 8vw, 6rem); }
.window {
  transform-style: preserve-3d;
  transition: transform 0.9s var(--e-out);
  will-change: transform;
}
.window__chrome {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--hair-soft);
  background: color-mix(in oklch, var(--surface-2) 60%, transparent);
}
.dot { width: 0.66rem; height: 0.66rem; border-radius: 999px; background: var(--surface-3); }
.window__title { margin-inline: auto; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-4); letter-spacing: 0.04em; }
.window__body { display: grid; grid-template-columns: 15rem 1fr; min-height: 25rem; }
.window__rail { border-inline-end: 1px solid var(--hair-soft); padding: 1.1rem 0.9rem; display: grid; align-content: start; gap: 0.2rem; }
.rail-item {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.55rem 0.7rem; border-radius: var(--r-xs);
  font-size: 0.86rem; color: var(--ink-3);
}
.rail-item[data-on="true"] { background: color-mix(in oklch, var(--ink) 7%, transparent); color: var(--ink); }
.rail-item svg { width: 0.95rem; height: 0.95rem; flex: none; opacity: 0.75; }
.rail-label { margin: 1.1rem 0 0.45rem; padding-inline: 0.7rem; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; color: var(--ink-4); text-transform: uppercase; }
.window__main { padding: clamp(1.1rem, 3vw, 1.9rem); display: grid; align-content: start; gap: 1rem; }

.task {
  border: 1px solid var(--hair); border-radius: var(--r-md);
  background: color-mix(in oklch, var(--surface-2) 55%, transparent);
  padding: 1.15rem 1.25rem; display: grid; gap: 0.9rem;
}
.task__top { display: flex; align-items: start; gap: 1rem; }
.task__name { color: var(--ink); font-size: 1.02rem; letter-spacing: -0.012em; }
.task__when { margin-top: 0.25rem; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-4); }
.pill {
  margin-inline-start: auto; flex: none;
  display: inline-flex; align-items: center; gap: 0.42rem;
  padding: 0.3rem 0.7rem; border-radius: 999px;
  background: color-mix(in oklch, var(--accent) 14%, transparent);
  color: var(--accent);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
}
.pill i { width: 0.42rem; height: 0.42rem; border-radius: 999px; background: currentColor; animation: blip 2.1s var(--e-soft) infinite; }
@keyframes blip { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.35; transform: scale(0.7); } }

.meter { height: 5px; border-radius: 999px; background: color-mix(in oklch, var(--ink) 9%, transparent); overflow: hidden; }
.meter i {
  display: block; height: 100%; width: var(--v, 0%);
  border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in oklch, var(--accent) 55%, transparent), var(--accent));
  transition: width 2.4s var(--e-out);
}
.task__foot { display: flex; flex-wrap: wrap; gap: 0.4rem 1.1rem; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-4); }

.found {
  border: 1px solid color-mix(in oklch, var(--accent) 26%, transparent);
  border-radius: var(--r-md);
  background: color-mix(in oklch, var(--accent) 7%, transparent);
  padding: 1.05rem 1.2rem;
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.found__price { font-size: 1.6rem; color: var(--ink); letter-spacing: -0.03em; }
.found__gap { color: var(--accent); font-size: 0.85rem; }
.found__what { color: var(--ink-3); font-size: 0.88rem; }

.prompt {
  margin-top: auto;
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.8rem 0.8rem 0.8rem 1.1rem;
  border: 1px solid var(--hair); border-radius: 999px;
  background: color-mix(in oklch, var(--bg-deep) 45%, transparent);
  color: var(--ink-4); font-size: 0.92rem;
}
.prompt__caret { display: inline-block; width: 1.5px; height: 1.05em; background: var(--accent); animation: caret 1.15s steps(1) infinite; vertical-align: -2px; }
@keyframes caret { 50% { opacity: 0; } }
.prompt__go { margin-inline-start: auto; width: 1.9rem; height: 1.9rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; flex: none; }
.prompt__go svg { width: 0.8rem; height: 0.8rem; }

@media (max-width: 52rem) {
  .window__body { grid-template-columns: 1fr; min-height: 0; }
  .window__rail { display: none; }
  .stage { perspective: none; }
  .window { transform: none !important; }
}

/* ---------- 10. Marquee (integrations) ---------- */
.marquee { position: relative; overflow: hidden; padding-block: 0.55rem; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; inset-block: 0; width: clamp(3rem, 12vw, 9rem); z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(270deg, var(--bg), transparent); }
.marquee__track { display: flex; gap: 0.65rem; width: max-content; animation: slide var(--dur, 58s) linear infinite; }
.marquee--rev .marquee__track { animation-direction: reverse; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes slide { to { transform: translate3d(-50%, 0, 0); } }

.chip {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.6rem 1.05rem;
  border: 1px solid var(--hair-soft); border-radius: 999px;
  background: color-mix(in oklch, var(--surface) 55%, transparent);
  color: var(--ink-3); font-size: 0.88rem; white-space: nowrap;
  transition: transform 0.5s var(--e-out), color 0.5s var(--e-out),
              border-color 0.5s var(--e-out), background-color 0.5s var(--e-out);
}
.chip svg { width: 1.05rem; height: 1.05rem; flex: none; opacity: 0.8; }
.chip:hover {
  transform: translateY(-3px);
  color: var(--ink);
  border-color: color-mix(in oklch, var(--accent) 40%, transparent);
  background: color-mix(in oklch, var(--accent) 9%, transparent);
}

/* ---------- 11. Capability row ---------- */
.caps { display: grid; gap: 1px; background: var(--hair-soft); border-block: 1px solid var(--hair-soft); grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.cap { background: var(--bg); padding: clamp(1.75rem, 4vw, 2.6rem) clamp(1.25rem, 3vw, 2rem); display: grid; gap: 0.85rem; align-content: start; transition: background-color 0.6s var(--e-out); }
.cap:hover { background: color-mix(in oklch, var(--ink) 3%, var(--bg)); }
.cap svg { width: 1.5rem; height: 1.5rem; color: var(--accent); }
.cap h3 { font-size: 1.06rem; letter-spacing: -0.018em; }
.cap p { color: var(--ink-3); font-size: 0.94rem; }

/* ---------- 12. Horizontal cinematic scroll (use cases) ---------- */
.reel { position: relative; }
.reel__pin { position: sticky; top: 0; height: 100vh; height: 100dvh; display: grid; align-content: center; overflow: hidden; }
.reel__head { padding-inline: var(--gut); max-width: var(--maxw); margin-inline: auto; width: 100%; margin-bottom: clamp(1.5rem, 4vw, 2.75rem); }
.reel__track { display: flex; gap: clamp(1rem, 2vw, 1.5rem); padding-inline: max(var(--gut), calc((100vw - var(--maxw)) / 2)); will-change: transform; }
.card-use {
  flex: none; width: min(23rem, 78vw);
  border: 1px solid var(--hair); border-radius: var(--r-lg);
  background: color-mix(in oklch, var(--surface) 62%, transparent);
  padding: clamp(1.5rem, 3vw, 2rem);
  display: grid; gap: 0.9rem; align-content: start;
  min-height: 19rem;
  transition: border-color 0.6s var(--e-out), background-color 0.6s var(--e-out), transform 0.6s var(--e-out);
}
.card-use:hover { border-color: color-mix(in oklch, var(--accent) 34%, transparent); background: color-mix(in oklch, var(--surface-2) 70%, transparent); transform: translateY(-4px); }
.card-use svg { width: 1.7rem; height: 1.7rem; color: var(--accent); }
.card-use h3 { font-size: 1.22rem; letter-spacing: -0.022em; }
.card-use p { color: var(--ink-3); font-size: 0.95rem; }
.card-use__tag { margin-top: auto; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-4); }
.reel__rail { height: 2px; background: var(--hair-soft); border-radius: 999px; margin: clamp(1.5rem, 4vw, 2.5rem) auto 0; width: min(100% - 2 * var(--gut), var(--maxw)); overflow: hidden; }
.reel__rail i { display: block; height: 100%; width: 12%; background: var(--accent); border-radius: 999px; transform-origin: left; }

/* fallback when scroll-drive is off: plain horizontal swipe */
.reel[data-static="true"] .reel__pin { position: static; height: auto; }
.reel[data-static="true"] .reel__track { overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 1rem; transform: none !important; }
.reel[data-static="true"] .card-use { scroll-snap-align: center; }
.reel[data-static="true"] .reel__rail { display: none; }

/* ---------- 13. Steps (genuine sequence — numbers earned) ---------- */
.steps { display: grid; gap: clamp(2.5rem, 6vw, 4.5rem); grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); align-items: start; }
.steps__sticky { position: sticky; top: clamp(6rem, 16vh, 9rem); }
.steps__list { display: grid; gap: clamp(1rem, 2.5vw, 1.4rem); }
.step {
  border: 1px solid var(--hair-soft); border-radius: var(--r-lg);
  padding: clamp(1.4rem, 3vw, 2rem);
  background: color-mix(in oklch, var(--surface) 40%, transparent);
  display: grid; grid-template-columns: auto minmax(0,1fr); gap: 0 1.3rem;
  transition: border-color 0.7s var(--e-out), background-color 0.7s var(--e-out), transform 0.7s var(--e-out);
}
.step[data-live="true"] {
  border-color: color-mix(in oklch, var(--accent) 38%, transparent);
  background: color-mix(in oklch, var(--surface-2) 62%, transparent);
  transform: translateX(6px);
}
.step > :not(.step__n) { grid-column: 2; }
.step__n {
  grid-row: 1 / -1;
  width: 2.5rem; height: 2.5rem; border-radius: 999px;
  display: grid; place-items: center;
  border: 1px solid var(--hair);
  font-family: var(--mono); font-size: 0.82rem; color: var(--ink-3);
  transition: color 0.7s var(--e-out), border-color 0.7s var(--e-out), background-color 0.7s var(--e-out);
}
.step[data-live="true"] .step__n { color: var(--accent-ink); background: var(--accent); border-color: transparent; }
.step h3 { font-size: 1.28rem; letter-spacing: -0.024em; }
.step p { color: var(--ink-3); margin-top: 0.5rem; font-size: 0.98rem; }
@media (max-width: 60rem) {
  .steps { grid-template-columns: 1fr; }
  .steps__sticky { position: static; }
}

/* ---------- 14. Scrub paragraph ---------- */
.scrub { max-width: 26ch; font-size: clamp(1.9rem, 1rem + 3.6vw, 4rem); line-height: 1.1; letter-spacing: -0.034em; color: var(--ink); font-weight: 500; }
.scrub span { opacity: 0.16; transition: opacity 0.45s var(--e-out); }
.scrub span[data-lit="true"] { opacity: 1; }

/* ---------- 15. Split: outcome ---------- */
.split { display: grid; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); align-items: center; }
.ask {
  border: 1px solid var(--hair); border-radius: var(--r-md);
  background: color-mix(in oklch, var(--bg-deep) 55%, transparent);
  padding: 1.1rem 1.3rem; font-family: var(--mono); font-size: 0.88rem; color: var(--ink-2);
}
.ask::before { content: "you"; display: block; font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-4); margin-bottom: 0.5rem; }
.answer { margin-top: 0.85rem; display: grid; gap: 0.75rem; }

/* ---------- 16. Trust ---------- */
.trust-list { display: grid; gap: 1rem; list-style: none; }
.trust-list li { display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: start; color: var(--ink-2); }
.trust-list svg { width: 1.15rem; height: 1.15rem; margin-top: 0.25rem; color: var(--accent); flex: none; }
.facts { display: grid; gap: 0; border: 1px solid var(--hair-soft); border-radius: var(--r-lg); overflow: hidden; }
.facts div { display: grid; grid-template-columns: minmax(8rem, 0.6fr) 1fr; gap: 1rem; padding: 0.95rem 1.25rem; border-bottom: 1px solid var(--hair-soft); font-size: 0.92rem; }
.facts div:last-child { border-bottom: 0; }
.facts dt { color: var(--ink-4); font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.04em; text-transform: uppercase; align-self: center; }
.facts dd { margin: 0; color: var(--ink-2); }

/* ---------- 17. Pricing ---------- */
.price-wrap { display: grid; justify-items: center; text-align: center; }
.price-card {
  position: relative; overflow: hidden;
  width: min(34rem, 100%);
  padding: clamp(2rem, 5vw, 3.25rem);
  display: grid; gap: 1.5rem; justify-items: center;
}
.price-card::before {
  content: ""; position: absolute; inset: -40%;
  background: radial-gradient(28rem 28rem at var(--mx, 50%) var(--my, 0%), color-mix(in oklch, var(--accent) 16%, transparent), transparent 62%);
  opacity: 0; transition: opacity 0.6s var(--e-out); pointer-events: none;
}
.price-card:hover::before { opacity: 1; }
.price-card > * { position: relative; }
.price-tag { display: flex; align-items: baseline; gap: 0.55rem; }
.price-tag b { font-size: clamp(3.4rem, 2rem + 5vw, 5.2rem); font-weight: 500; letter-spacing: -0.045em; color: var(--ink); line-height: 1; }
.price-tag span { color: var(--ink-3); font-size: 1rem; }
.price-list { display: grid; gap: 0.85rem; list-style: none; text-align: start; width: 100%; max-width: 24rem; }
.price-list li { display: grid; grid-template-columns: auto 1fr; gap: 0.8rem; align-items: start; color: var(--ink-2); font-size: 0.96rem; }
.price-list svg { width: 1.05rem; height: 1.05rem; margin-top: 0.3rem; color: var(--accent); flex: none; }
.price-note { color: var(--ink-4); font-size: 0.85rem; }

/* ---------- 18. FAQ ---------- */
.faq { display: grid; border-top: 1px solid var(--hair-soft); }
.qa { border-bottom: 1px solid var(--hair-soft); }
.qa__q {
  width: 100%; display: flex; align-items: center; gap: 1.5rem; text-align: start;
  padding: clamp(1.15rem, 3vw, 1.6rem) 0;
  background: none; border: 0; cursor: pointer;
  color: var(--ink); font-size: clamp(1.02rem, 0.95rem + 0.4vw, 1.18rem); letter-spacing: -0.018em;
  transition: color 0.4s var(--e-out);
}
.qa__q:hover { color: var(--accent); }
.qa__sign { margin-inline-start: auto; position: relative; width: 1.1rem; height: 1.1rem; flex: none; }
.qa__sign::before, .qa__sign::after {
  content: ""; position: absolute; inset: 50% 0 auto 0; height: 1.5px; background: currentColor; border-radius: 2px;
  transition: transform 0.6s var(--e-out), opacity 0.4s var(--e-out);
}
.qa__sign::after { transform: rotate(90deg); }
.qa[data-open="true"] .qa__sign::after { transform: rotate(0deg); opacity: 0; }
.qa__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.65s var(--e-out); }
.qa[data-open="true"] .qa__a { grid-template-rows: 1fr; }
.qa__a > div { overflow: hidden; }
.qa__a p { max-width: 68ch; color: var(--ink-3); padding-bottom: clamp(1.15rem, 3vw, 1.6rem); font-size: 0.98rem; }

/* ---------- 19. Closing CTA + footer ---------- */
.closer { text-align: center; display: grid; justify-items: center; gap: 1.6rem; }
.closer h2 { font-size: clamp(2.2rem, 1.2rem + 4.2vw, 4.4rem); line-height: 1.04; letter-spacing: -0.038em; max-width: 18ch; }
.closer h2 em { font-family: var(--serif); font-style: italic; font-weight: 400; }

.foot { border-top: 1px solid var(--hair-soft); padding-block: clamp(2.5rem, 5vw, 3.5rem); }
.foot__grid { display: flex; flex-wrap: wrap; gap: 1.5rem 2.5rem; align-items: center; justify-content: space-between; }
.foot__links { display: flex; flex-wrap: wrap; gap: 0.35rem 1.4rem; list-style: none; }
.foot__links a { color: var(--ink-3); text-decoration: none; font-size: 0.9rem; transition: color 0.4s var(--e-out); }
.foot__links a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.foot__note { color: var(--ink-4); font-size: 0.84rem; }

/* ---------- 20. Cookie bar ---------- */
.cookie {
  position: fixed; inset-inline: var(--gut); bottom: var(--gut); z-index: var(--z-modal);
  max-width: 34rem; margin-inline: auto;
  padding: 1.15rem 1.3rem; border-radius: var(--r-md);
  background: color-mix(in oklch, var(--bg-deep) 92%, transparent);
  border: 1px solid var(--hair-strong);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 30px 70px -40px oklch(0 0 0 / 1);
  display: grid; gap: 0.9rem;
  transform: translateY(140%); transition: transform 0.75s var(--e-out);
}
.cookie[data-show="true"] { transform: none; }
.cookie p { font-size: 0.9rem; color: var(--ink-3); }
.cookie a { color: var(--ink-2); }
.cookie__row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.cookie .btn { padding: 0.55rem 1.1rem; font-size: 0.88rem; }

/* ---------- 21. Reveal (progressive enhancement only) ---------- */
.js [data-reveal] { opacity: 0; transform: translate3d(0, 2.6rem, 0); filter: blur(6px); }
.js [data-reveal][data-seen="true"] {
  opacity: 1; transform: none; filter: none;
  transition: opacity 0.9s var(--e-out), transform 1.05s var(--e-out), filter 0.9s var(--e-out);
  transition-delay: var(--d, 0s);
}

/* Printing must never inherit a pending reveal state. */
@media print {
  .js [data-reveal] { opacity: 1 !important; transform: none !important; filter: none !important; }
  .sky, .grain, .cookie, .nav-rail { display: none !important; }
  body { background: #fff; color: #111; }
}

/* ---------- 22. Document pages (legal / support) ---------- */
.doc { padding-block: clamp(8rem, 16vh, 11rem) var(--sec); }
.doc__head { max-width: 42rem; margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.doc__head h1 { font-size: clamp(2.3rem, 1.4rem + 3.4vw, 3.8rem); line-height: 1.05; letter-spacing: -0.036em; }
.doc__stamp { margin-top: 1rem; font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.06em; color: var(--ink-4); text-transform: uppercase; }
.doc__body { display: grid; grid-template-columns: minmax(0, 15rem) minmax(0, 1fr); gap: clamp(2rem, 6vw, 4.5rem); align-items: start; }
.toc { position: sticky; top: clamp(6.5rem, 16vh, 9rem); display: grid; gap: 0.1rem; }
.toc a { padding: 0.4rem 0.7rem; border-radius: var(--r-xs); text-decoration: none; color: var(--ink-4); font-size: 0.86rem; transition: color 0.4s var(--e-out), background-color 0.4s var(--e-out); }
.toc a:hover, .toc a[aria-current="true"] { color: var(--ink); background: color-mix(in oklch, var(--ink) 7%, transparent); }
.prose { max-width: 68ch; display: grid; gap: 1.15rem; }
.prose section { display: grid; gap: 0.9rem; padding-block: clamp(1.25rem, 3vw, 2rem); border-bottom: 1px solid var(--hair-soft); scroll-margin-top: 7rem; }
.prose section:last-of-type { border-bottom: 0; }
.prose h2 { font-size: clamp(1.25rem, 1.1rem + 0.7vw, 1.6rem); letter-spacing: -0.024em; }
.prose h3 { font-size: 1.05rem; letter-spacing: -0.016em; color: var(--ink-2); }
.prose p, .prose li { color: var(--ink-3); }
.prose ul, .prose ol { display: grid; gap: 0.55rem; padding-inline-start: 1.15rem; }
.prose li::marker { color: var(--ink-4); }
.prose a { color: var(--accent); text-underline-offset: 3px; }
.prose code { font-family: var(--mono); font-size: 0.88em; background: color-mix(in oklch, var(--ink) 8%, transparent); padding: 0.15em 0.42em; border-radius: 5px; color: var(--ink-2); }
.callout {
  border: 1px solid color-mix(in oklch, var(--gold) 30%, transparent);
  background: color-mix(in oklch, var(--gold) 8%, transparent);
  border-radius: var(--r-md); padding: 1.1rem 1.25rem; display: grid; gap: 0.5rem;
}
.callout strong { color: var(--ink); font-weight: 500; }
.callout p { color: var(--ink-2); font-size: 0.92rem; }
@media (max-width: 58rem) {
  .doc__body { grid-template-columns: 1fr; }
  .toc { position: static; display: flex; flex-wrap: wrap; gap: 0.35rem; padding-bottom: 1rem; border-bottom: 1px solid var(--hair-soft); }
  .toc a { border: 1px solid var(--hair-soft); }
}

/* ---------- 23. Install steps ---------- */
.install { display: grid; gap: clamp(1rem, 2.5vw, 1.5rem); counter-reset: s; }
.istep { display: grid; grid-template-columns: auto minmax(0,1fr); gap: 0 1.3rem; padding: clamp(1.4rem, 3vw, 2rem); border: 1px solid var(--hair-soft); border-radius: var(--r-lg); background: color-mix(in oklch, var(--surface) 45%, transparent); }
.istep > :not(.istep__n) { grid-column: 2; }
.istep__n { grid-row: 1 / -1; width: 2.5rem; height: 2.5rem; border-radius: 999px; display: grid; place-items: center; background: var(--accent); color: var(--accent-ink); font-family: var(--mono); font-size: 0.82rem; }
.istep h3 { font-size: 1.2rem; letter-spacing: -0.022em; }
.istep p { color: var(--ink-3); margin-top: 0.5rem; }
.istep__hint { margin-top: 0.75rem; font-family: var(--mono); font-size: 0.8rem; color: var(--ink-4); }

/* ---------- 23b. Command console (install) ---------- */
.console {
  position: relative; margin-top: 1.25rem;
  border: 1px solid var(--hair); border-radius: var(--r-md);
  background:
    radial-gradient(120% 140% at 12% -10%, color-mix(in oklch, var(--accent) 12%, transparent), transparent 55%),
    color-mix(in oklch, var(--bg-deep) 78%, transparent);
  overflow: hidden;
  box-shadow: 0 40px 90px -55px oklch(0 0 0 / 0.95), inset 0 1px 0 color-mix(in oklch, var(--ink) 10%, transparent);
}
.console__bar { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; border-bottom: 1px solid var(--hair-soft); background: color-mix(in oklch, var(--surface-2) 40%, transparent); }
.console__bar .term__t, .console__t { margin-inline-start: auto; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em; color: var(--ink-4); }
.console__cmd { display: flex; align-items: center; gap: 0.9rem; padding: clamp(1.1rem, 3vw, 1.6rem) clamp(1rem, 3vw, 1.4rem); }
.console__glyph { flex: none; font-family: var(--mono); font-weight: 500; color: var(--accent); font-size: 1.05rem; letter-spacing: -0.02em; user-select: none; }
.console__code { flex: 1 1 auto; min-width: 0; overflow-x: auto; font-family: var(--mono); font-size: clamp(0.9rem, 0.84rem + 0.4vw, 1.08rem); color: var(--ink); white-space: nowrap; padding-block: 0.15rem; }
.console__code b { font-weight: 500; color: var(--accent); }
.console__copy {
  flex: none; display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 1.05rem; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink);
  border: 0; font-size: 0.86rem; font-weight: 500; cursor: pointer;
  box-shadow: 0 0 0 1px color-mix(in oklch, var(--accent) 40%, transparent), 0 16px 40px -22px color-mix(in oklch, var(--accent) 80%, transparent);
  transition: transform 0.5s var(--e-out), background-color 0.5s var(--e-out);
}
.console__copy svg { width: 0.9rem; height: 0.9rem; }
.console__copy:hover { background: color-mix(in oklch, var(--accent) 88%, white); }
.console__copy:active { transform: scale(0.96); }
@media (max-width: 40rem) {
  .console__cmd { flex-wrap: wrap; }
  .console__copy { margin-inline-start: auto; }
}

.badges { display: grid; gap: 0.85rem; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); margin-top: 1.1rem; }
.badge {
  display: grid; grid-template-columns: auto 1fr; gap: 0.15rem 0.85rem; align-items: center;
  padding: 0.9rem 1.05rem; border: 1px solid var(--hair-soft); border-radius: var(--r-md);
  background: color-mix(in oklch, var(--surface) 40%, transparent);
  transition: border-color 0.5s var(--e-out), background-color 0.5s var(--e-out), transform 0.5s var(--e-out);
}
.badge:hover { transform: translateY(-3px); border-color: color-mix(in oklch, var(--accent) 32%, transparent); background: color-mix(in oklch, var(--accent) 8%, transparent); }
.badge svg { grid-row: span 2; width: 1.35rem; height: 1.35rem; color: var(--accent); }
.badge b { font-size: 0.92rem; font-weight: 500; color: var(--ink); letter-spacing: -0.01em; }
.badge span { font-size: 0.8rem; color: var(--ink-3); }

/* faux progress terminal (step 3) */
.runlog {
  margin-top: 1.15rem; border: 1px solid var(--hair); border-radius: var(--r-md);
  background: color-mix(in oklch, var(--bg-deep) 80%, transparent); overflow: hidden;
  box-shadow: 0 30px 70px -55px oklch(0 0 0 / 0.9);
}
.runlog__body { padding: 1.1rem 1.2rem; font-family: var(--mono); font-size: 0.86rem; line-height: 1.85; color: var(--ink-2); overflow-x: auto; }
.runlog__body .l { display: block; white-space: nowrap; opacity: 0; transform: translateY(4px); }
.js .runlog[data-seen="true"] .l { animation: logline 0.5s var(--e-out) forwards; }
.runlog .l:nth-child(1) { animation-delay: 0.05s; }
.runlog .l:nth-child(2) { animation-delay: 0.55s; }
.runlog .l:nth-child(3) { animation-delay: 1.05s; }
.runlog .l:nth-child(4) { animation-delay: 1.55s; }
.runlog .l .p { color: var(--accent); }
.runlog .l .ok { color: var(--gold); }
.runlog .l .muted { color: var(--ink-4); }
@keyframes logline { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .runlog__body .l { opacity: 1; transform: none; animation: none !important; } }

/* ---------- 24. Support form ---------- */
.form { display: grid; gap: 1rem; }
.field { display: grid; gap: 0.45rem; }
.field label { font-size: 0.86rem; color: var(--ink-2); }
.field input, .field textarea, .field select {
  padding: 0.8rem 1rem; border-radius: var(--r-sm);
  background: color-mix(in oklch, var(--bg-deep) 55%, transparent);
  border: 1px solid var(--hair); color: var(--ink);
  transition: border-color 0.4s var(--e-out), background-color 0.4s var(--e-out);
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-4); }
.field input:focus, .field textarea:focus, .field select:focus { border-color: color-mix(in oklch, var(--accent) 50%, transparent); background: color-mix(in oklch, var(--bg-deep) 75%, transparent); }
.contact-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.contact-card { border: 1px solid var(--hair-soft); border-radius: var(--r-lg); padding: 1.5rem; display: grid; gap: 0.5rem; align-content: start; background: color-mix(in oklch, var(--surface) 45%, transparent); }
.contact-card svg { width: 1.4rem; height: 1.4rem; color: var(--accent); margin-bottom: 0.35rem; }
.contact-card h3 { font-size: 1.05rem; letter-spacing: -0.018em; }
.contact-card p { color: var(--ink-3); font-size: 0.92rem; }
.contact-card a { color: var(--accent); font-size: 0.92rem; text-decoration: none; }
.contact-card a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 25. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; filter: none; }
  .reel__pin { position: static; height: auto; }
  .reel__track { transform: none !important; overflow-x: auto; }
  .window { transform: none !important; }
  .scrub span { opacity: 1; }
}