/* ── Tokens (from hiu.co) ─────────────────────────────────────────── */
:root {
  --color-bg: #f6f7f9;
  --color-bg-2: #edeef1;
  --color-bg-3: #e2e5ea;
  --color-text: #21252b;
  --color-text-2: #3c4550;
  --color-text-3: #6a7b8d;
  --color-line: #d6dbe1;

  --color-ink: #0d0d0d;
  --color-ink-2: #1c1d21;
  --color-ink-3: #2a2c31;
  --color-glass-line: rgba(255, 255, 255, 0.14);
  --color-glass-line-hover: rgba(255, 255, 255, 0.32);
  --color-on-ink: #ffffff;
  --color-on-ink-2: rgba(255, 255, 255, 0.58);
  --color-on-ink-3: rgba(255, 255, 255, 0.36);

  --color-lime: #c1ee0f;
  --color-lime-2: #a8cc11;
  --color-link: #0099ff;
  --color-offline: #ff5f57;

  --font-sans: "Geist", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --text-hero: clamp(1.9rem, 1.15rem + 2.6vw, 2.875rem);
  --text-sub: clamp(0.95rem, 0.9rem + 0.25vw, 1.125rem);
  --text-tile: clamp(1rem, 0.9rem + 0.4vw, 1.2rem);

  --radius-card: 28px;
  --radius-pill: 100px;
  --space-page: clamp(1rem, 0.6rem + 2vw, 2.5rem);
  --tile-min: clamp(148px, 20vw, 208px);

  --duration-fast: 150ms;
  --duration-normal: 320ms;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { color-scheme: light; }

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  font-family: var(--font-sans);
  font-feature-settings: "cv03", "cv04", "cv09", "cv11";
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

/* ── Silk background ──────────────────────────────────────────────── */
.silk {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background:
    radial-gradient(70% 55% at 18% 22%, #ffffff 0%, rgba(255, 255, 255, 0) 65%),
    radial-gradient(55% 60% at 84% 14%, var(--color-bg-2) 0%, rgba(237, 238, 241, 0) 70%),
    radial-gradient(80% 60% at 62% 90%, var(--color-bg-3) 0%, rgba(226, 229, 234, 0) 68%),
    linear-gradient(180deg, #f8f9fb 0%, #f1f2f5 100%);
}

.silk-fold {
  position: absolute;
  inset: -40%;
  background:
    linear-gradient(115deg,
      rgba(255, 255, 255, 0) 30%,
      rgba(255, 255, 255, 0.75) 42%,
      rgba(214, 219, 225, 0.45) 48%,
      rgba(255, 255, 255, 0) 58%),
    linear-gradient(115deg,
      rgba(255, 255, 255, 0) 62%,
      rgba(255, 255, 255, 0.6) 70%,
      rgba(200, 206, 214, 0.35) 75%,
      rgba(255, 255, 255, 0) 84%);
  will-change: transform;
  animation: silkDrift 28s var(--ease-out-expo) infinite alternate;
}

.silk-fold-b {
  transform: rotate(-12deg) scale(1.2);
  opacity: 0.7;
  animation-duration: 36s;
  animation-direction: alternate-reverse;
}

.silk-grain {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@keyframes silkDrift {
  from { transform: translate3d(-3%, -2%, 0) rotate(0deg); }
  to   { transform: translate3d(3%, 2%, 0) rotate(2deg); }
}

/* ── Top bar ──────────────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(var(--space-page) * 0.8) var(--space-page);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: var(--radius-pill);
  outline-offset: 6px;
}

.brand-mark { display: block; width: 28px; height: auto; }

.brand-divider {
  width: 1px;
  height: 18px;
  background: var(--color-line);
}

.brand-name {
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 40px;
  padding: 0 0.95rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 1px 2px rgba(33, 37, 43, 0.05);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-2);
  font-variant-numeric: tabular-nums;
}

.chip-dot,
.tile-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-line);
  flex: none;
  transition: background var(--duration-normal), box-shadow var(--duration-normal);
}

.chip-dot[data-state="online"],
.tile-dot[data-state="online"] {
  background: var(--color-lime);
  box-shadow: 0 0 0 3px rgba(193, 238, 15, 0.28);
}

.chip-dot[data-state="offline"],
.tile-dot[data-state="offline"] {
  background: var(--color-offline);
  box-shadow: 0 0 0 3px rgba(255, 95, 87, 0.22);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  height: 40px;
  padding: 0 1rem 0 1.1rem;
  border-radius: var(--radius-pill);
  background: var(--color-ink);
  color: var(--color-on-ink);
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--color-glass-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 8px 20px -10px rgba(13, 13, 13, 0.6);
  transition: transform var(--duration-fast) var(--ease-out-expo), border-color var(--duration-fast);
}

.pill:hover { border-color: var(--color-glass-line-hover); transform: translateY(-1px); }

/* Light pill for account actions, so the dark hiu.co pill keeps the emphasis */
.pill-ghost {
  padding: 0 1.05rem;
  background: rgba(255, 255, 255, 0.6);
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 1px 2px rgba(33, 37, 43, 0.05);
}

.pill-ghost:hover { border-color: var(--color-line); background: rgba(255, 255, 255, 0.85); }

/* Signed-in account (labs-auth) */
.account { display: inline-flex; align-items: center; gap: 0.5rem; }
.account[hidden] { display: none; }

.account-chip { padding-left: 0.4rem; }

.account-avatar {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-lime);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.account-email {
  max-width: 14rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pill:active { transform: translateY(0) scale(0.98); }
.pill-arrow { width: 14px; height: 14px; opacity: 0.7; transition: transform var(--duration-fast) var(--ease-out-expo), opacity var(--duration-fast); }
.pill:hover .pill-arrow { transform: translate(1px, -1px); opacity: 1; }

/* ── Stage ────────────────────────────────────────────────────────── */
.stage {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: clamp(1.5rem, 1rem + 2.5vw, 3rem);
  padding: 1rem var(--space-page) 2rem;
}

.hero { text-align: center; max-width: 42rem; }

.hero h1 {
  margin: 0 0 0.6rem;
  font-size: var(--text-hero);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-text);
}

.hero-sub {
  margin: 0;
  font-size: var(--text-sub);
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-text-2);
}

/* ── Launcher grid ────────────────────────────────────────────────── */
.launcher { width: 100%; max-width: 62rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--tile-min), 208px));
  gap: clamp(0.75rem, 0.5rem + 1vw, 1.25rem);
  justify-content: center;
}

.tile {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  font: inherit;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1rem, 0.8rem + 0.8vw, 1.4rem);
  border-radius: var(--radius-card);
  color: var(--color-on-ink);
  background:
    radial-gradient(120% 80% at 20% 0%, rgba(255, 255, 255, 0.10) 0%, rgba(255, 255, 255, 0) 55%),
    linear-gradient(160deg, var(--color-ink-2) 0%, var(--color-ink) 100%);
  border: 1px solid var(--color-glass-line);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 24px 40px -24px rgba(13, 13, 13, 0.55),
    0 2px 6px -2px rgba(13, 13, 13, 0.2);
  transition:
    transform var(--duration-normal) var(--ease-out-expo),
    border-color var(--duration-fast),
    box-shadow var(--duration-normal) var(--ease-out-expo);
  will-change: transform;
}

.tile::after {
  /* sheen that sweeps on hover */
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0) 35%, rgba(255, 255, 255, 0.08) 50%, rgba(255, 255, 255, 0) 65%);
  transform: translateX(-60%);
  opacity: 0;
  pointer-events: none;
  transition: transform 700ms var(--ease-out-expo), opacity var(--duration-normal);
}

.tile:hover {
  transform: translateY(-5px);
  border-color: var(--color-glass-line-hover);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 34px 50px -26px rgba(13, 13, 13, 0.65),
    0 4px 10px -3px rgba(13, 13, 13, 0.25);
}

.tile:hover::after { transform: translateX(60%); opacity: 1; }
.tile:active { transform: translateY(-2px) scale(0.985); }

.tile:focus-visible,
.pill:focus-visible,
.brand:focus-visible {
  outline: 2px solid var(--color-lime-2);
  outline-offset: 4px;
}

.tile-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.tile-icon {
  width: 30px;
  height: 30px;
  color: var(--color-on-ink);
  opacity: 0.9;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.tile:hover .tile-icon { transform: scale(1.06) translateY(-1px); }

.tile-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tile-arrow {
  width: 16px;
  height: 16px;
  color: var(--color-on-ink-2);
  opacity: 0;
  transform: translate(-3px, 3px);
  transition: transform var(--duration-normal) var(--ease-out-expo), opacity var(--duration-fast);
}

.tile:hover .tile-arrow,
.tile:focus-visible .tile-arrow { opacity: 1; transform: translate(0, 0); }

.tile-badge {
  display: inline-flex;
  cursor: help;
}

.tile-lock {
  width: 14px;
  height: 14px;
  color: var(--color-on-ink-3);
  transition: color var(--duration-fast);
}

.tile:hover .tile-lock,
.tile:focus-visible .tile-lock { color: var(--color-on-ink-2); }

.tile-name {
  margin: 0;
  font-size: var(--text-tile);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.tile-desc {
  margin: 0.3rem 0 0;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-on-ink-2);
  overflow-wrap: anywhere;
}

/* Planned / placeholder tiles: light glass on the silk */
.tile-planned,
.tile-hint {
  color: var(--color-text-2);
  background: rgba(255, 255, 255, 0.5);
  border: 1px dashed var(--color-line);
  box-shadow: none;
  cursor: default;
}

.tile-planned:hover,
.tile-hint:hover { transform: none; box-shadow: none; border-color: var(--color-text-3); }
.tile-planned::after,
.tile-hint::after { display: none; }
.tile-planned .tile-icon,
.tile-hint .tile-icon { color: var(--color-text-3); }
.tile-planned .tile-desc,
.tile-hint .tile-desc { color: var(--color-text-3); }

.tile-hint { cursor: pointer; }
.tile-hint:hover { background: rgba(255, 255, 255, 0.8); transform: translateY(-3px); }

.tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--color-bg-2);
  color: var(--color-text-3);
}

/* Skeleton while apps.json loads */
.tile-skeleton {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: none;
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse { 50% { opacity: 0.45; } }

.grid-message {
  grid-column: 1 / -1;
  padding: 1.25rem 1.5rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--color-line);
  color: var(--color-text-2);
  font-size: 0.9rem;
  line-height: 1.6;
}

.grid-message code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.82em;
  padding: 0.1em 0.4em;
  border-radius: 6px;
  background: var(--color-bg-2);
}

/* ── Footer ───────────────────────────────────────────────────────── */
.footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(var(--space-page) * 0.8) var(--space-page);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text-3);
}

/* ── Small screens ────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .chip { display: none; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .footer { flex-direction: column; align-items: center; text-align: center; gap: 0.25rem; }
}

/* ── Reduced motion ───────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .silk-fold { animation: none; }
  .tile, .tile::after, .tile-icon, .tile-arrow, .pill, .pill-arrow { transition: none; }
  .tile:hover { transform: none; }
  .tile-skeleton { animation: none; }
}

/* ── Legal / long-form pages ─────────────────────────────────────── */
.doc-stage {
  align-content: start;
  padding-top: clamp(1rem, 0.5rem + 3vw, 3rem);
}

.doc {
  width: 100%;
  max-width: 44rem;
  padding: clamp(1.5rem, 1rem + 2.5vw, 3rem);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 1px 2px rgba(33, 37, 43, 0.04), 0 30px 60px -40px rgba(33, 37, 43, 0.25);
  backdrop-filter: blur(6px);
}

.doc-kicker {
  display: inline-block;
  margin-bottom: 0.9rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-3);
}

.doc h1 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.doc-updated {
  margin: 0 0 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-3);
}

.doc h2 {
  margin: 2rem 0 0.6rem;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.doc p,
.doc li {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-2);
}

.doc ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-bottom: 0.9rem;
}

.doc li { margin-bottom: 0.35rem; }

.doc a {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-color: var(--color-line);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--duration-fast);
}

.doc a:hover { text-decoration-color: var(--color-text); }

.doc-nav {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-line);
  font-size: 0.85rem;
  font-weight: 500;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer a { transition: color var(--duration-fast); }
.footer a:hover { color: var(--color-text); }