/* ==========================================================================
   Softy's IDE — marketing site · v2 · "aurora glass"
   One typeface (Inter), motion everywhere, three themes.
   ========================================================================== */

:root {
  --font-ui: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: var(--font-ui); /* one font, per spec */

  --bg-0: #0a0b11;
  --bg-1: #0e1018;
  --bg-2: #14161f;
  --bg-3: #1a1d28;
  --bg-4: #222634;

  --fg-0: #e8eaf2;
  --fg-1: #b4b9cc;
  --fg-2: #7f8699;
  --fg-3: #565d70;

  --border: #ffffff18;
  --border-strong: #ffffff2c;

  --accent: #7c8cff;
  --accent-2: #b57cff;
  --accent-fg: #ffffff;
  --accent-soft: #7c8cff1f;

  --ok: #4ade80;
  --warn: #fbbf24;
  --err: #f87171;

  --aurora-1: #4c5cff;
  --aurora-2: #a855f7;
  --aurora-3: #06b6d4;

  --glass: color-mix(in srgb, var(--bg-2) 78%, transparent);
  --glass-strong: color-mix(in srgb, var(--bg-2) 90%, transparent);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-full: 999px;
}

/* --------------------------------------------------------------- nebula -- */
[data-theme="nebula"] {
  --bg-0: #0d0a14;
  --bg-1: #14101d;
  --bg-2: #1b1526;
  --bg-3: #241c31;
  --bg-4: #2e243d;
  --fg-0: #f0e9f7;
  --fg-1: #c2b6d1;
  --fg-2: #8c7fa0;
  --fg-3: #625773;
  --border: #ffffff14;
  --border-strong: #ffffff24;
  --accent: #f472b6;
  --accent-2: #fb923c;
  --accent-fg: #1a0f17;
  --accent-soft: #f472b622;
  --ok: #34d399;
  --aurora-1: #db2777;
  --aurora-2: #f97316;
  --aurora-3: #8b5cf6;
}

/* --------------------------------------------------------------- dawn -- */
[data-theme="dawn"] {
  --bg-0: #f6f7fb;
  --bg-1: #ffffff;
  --bg-2: #f1f3f9;
  --bg-3: #e7eaf3;
  --bg-4: #dbdfec;
  --fg-0: #171a24;
  --fg-1: #3d4356;
  --fg-2: #6b7288;
  --fg-3: #99a0b3;
  --border: #0a0b1114;
  --border-strong: #0a0b1124;
  --accent: #4f46e5;
  --accent-2: #7c3aed;
  --accent-fg: #ffffff;
  --accent-soft: #4f46e518;
  --ok: #16a34a;
  --aurora-1: #818cf8;
  --aurora-2: #c084fc;
  --aurora-3: #38bdf8;
}

/* ============================================================== reset === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-0);
  color: var(--fg-0);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "cv11", "ss01", "tnum";
  font-variant-numeric: tabular-nums;
  transition: background 400ms var(--ease-out), color 400ms var(--ease-out);
  overflow-x: hidden;
}
/* film grain — kills the sterile "AI template" look */
body::after {
  content: "";
  position: fixed; inset: 0;
  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='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  opacity: 0.045;
  pointer-events: none;
  z-index: 200;
}
h1, h2, h3, p { margin: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, kbd, pre { font-family: var(--font-mono); }
::selection { background: var(--accent-soft); color: var(--fg-0); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.grad {
  background: linear-gradient(120deg, var(--aurora-1), var(--aurora-2), var(--aurora-3));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradShift 8s ease-in-out infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

kbd {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  color: var(--fg-1);
}

/* ============================================================== nav === */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg-0) 40%, transparent);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color 300ms var(--ease-out), box-shadow 300ms var(--ease-out),
              background 300ms var(--ease-out);
}
.nav.scrolled {
  border-bottom-color: var(--border);
  background: color-mix(in srgb, var(--bg-0) 72%, transparent);
  box-shadow: 0 12px 40px -18px color-mix(in srgb, var(--bg-0) 80%, transparent);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: padding 300ms var(--ease-out);
}
.nav.scrolled .nav-inner { padding: 8px 24px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg-0); }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
  color: #fff;
  box-shadow: 0 4px 16px -4px color-mix(in srgb, var(--aurora-1) 60%, transparent);
  transition: transform 300ms var(--spring);
}
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.06); }
.brand-mark svg, .brand-mark img { width: 100%; height: 100%; display: block; }
.brand-mark img { object-fit: cover; border-radius: 7px; }
.brand-name { font-weight: 800; font-size: 17px; letter-spacing: -0.02em; }
.brand-name em { font-style: normal; color: var(--accent); }
.nav-cta { display: flex; gap: 10px; align-items: center; }

/* centered rounded pill nav */
.nav-pill {
  position: relative;
  display: flex; align-items: center; gap: 2px;
  margin: 0 auto;
  padding: 5px;
  border-radius: var(--r-full);
  background: var(--glass-strong);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 8px 28px -14px #000000a0;
  transition: box-shadow 300ms var(--ease-out);
}
.nav-pill:hover { box-shadow: 0 14px 38px -14px color-mix(in srgb, var(--aurora-1) 45%, #000000a0); }
.nav-pill a {
  position: relative; z-index: 1;
  padding: 8px 15px;
  border-radius: var(--r-full);
  color: var(--fg-1);
  font-size: 13.5px; font-weight: 600;
  white-space: nowrap;
  transition: color 200ms, transform 220ms var(--spring);
}
.nav-pill a:hover { color: var(--fg-0); transform: translateY(-1px); text-decoration: none; }
.nav-pill a.active { color: var(--fg-0); }
.nav-ind {
  position: absolute; top: 5px; bottom: 5px; left: 0; width: 0;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
  opacity: 0.28;
  box-shadow: 0 4px 18px -6px color-mix(in srgb, var(--aurora-1) 60%, transparent);
  transition: left 340ms var(--ease-out), width 340ms var(--ease-out), opacity 200ms;
  pointer-events: none;
}
.nav-pill:hover .nav-ind { opacity: 0.4; }

/* ============================================================== buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 150ms var(--ease-out), box-shadow 260ms var(--ease-out),
              background 260ms var(--ease-out), color 260ms var(--ease-out),
              border-color 260ms var(--ease-out);
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary {
  background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
  color: #fff;
  box-shadow: 0 8px 24px -8px color-mix(in srgb, var(--aurora-1) 60%, transparent);
}
.btn-primary:hover {
  box-shadow: 0 14px 40px -10px color-mix(in srgb, var(--aurora-1) 75%, transparent);
  transform: translateY(-2px);
  text-decoration: none;
}
/* sheen sweep */
.btn-primary::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 40%, #ffffff55 50%, transparent 60%);
  transform: translateX(-120%);
  transition: transform 700ms var(--ease-out);
}
.btn-primary:hover::after { transform: translateX(120%); }
.btn-ghost {
  background: var(--glass);
  color: var(--fg-1);
  border-color: var(--border);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: var(--bg-3); color: var(--fg-0); transform: translateY(-1px); text-decoration: none; }
.btn-lg { padding: 13px 24px; font-size: 15px; border-radius: 12px; }

/* ============================================================== hero === */
.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 24px 60px;
  text-align: center;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.aurora {
  position: absolute; inset: -25% -15% -10%;
  background:
    radial-gradient(42% 42% at 22% 30%, color-mix(in srgb, var(--aurora-1) 32%, transparent), transparent 70%),
    radial-gradient(42% 42% at 78% 24%, color-mix(in srgb, var(--aurora-2) 28%, transparent), transparent 70%),
    radial-gradient(50% 46% at 50% 80%, color-mix(in srgb, var(--aurora-3) 20%, transparent), transparent 70%);
  opacity: 0.95;
  animation: drift 18s ease-in-out infinite alternate;
  filter: saturate(1.2);
}
@keyframes drift {
  from { transform: translate3d(-2.5%, -1.5%, 0) scale(1) rotate(-1deg); }
  to   { transform: translate3d(2.5%, 2%, 0) scale(1.08) rotate(1deg); }
}
/* floating light orbs */
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(70px);
  opacity: 0.5;
  transition: left 1.4s var(--ease-out), top 1.4s var(--ease-out);
  will-change: left, top;
}
.orb-a {
  width: 420px; height: 420px; left: 4%; top: 8%;
  background: radial-gradient(circle at 35% 35%, var(--aurora-1), transparent 70%);
  animation: bob-a 14s ease-in-out infinite;
}
.orb-b {
  width: 360px; height: 360px; left: 64%; top: 20%;
  background: radial-gradient(circle at 60% 40%, var(--aurora-2), transparent 70%);
  animation: bob-b 17s ease-in-out infinite;
}
.orb-c {
  width: 300px; height: 300px; left: 30%; top: 76%;
  background: radial-gradient(circle at 50% 50%, var(--aurora-3), transparent 70%);
  animation: bob-a 20s ease-in-out infinite reverse;
}
@keyframes bob-a {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(24px, -30px, 0) scale(1.12); }
}
@keyframes bob-b {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-28px, 22px, 0) scale(0.94); }
}
/* faint dot grid */
.dotgrid {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--fg-3) 1px, transparent 1.4px);
  background-size: 30px 30px;
  opacity: 0.16;
  -webkit-mask-image: radial-gradient(60% 55% at 50% 40%, #000 30%, transparent 100%);
  mask-image: radial-gradient(60% 55% at 50% 40%, #000 30%, transparent 100%);
  transition: transform 1.6s var(--ease-out);
}

.hero-inner { position: relative; max-width: 780px; margin: 0 auto; }
.hero-kicker {
  font-size: 13px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--fg-2);
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  background: var(--glass);
  backdrop-filter: blur(8px);
}
.hero-kicker .pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 60%, transparent);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
  70% { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.hero-title {
  margin-top: 24px;
  font-size: clamp(42px, 7.5vw, 76px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.035em;
}
.cur {
  display: inline-block;
  margin-left: 6px;
  color: var(--accent);
  animation: blink 1s steps(1) infinite;
  font-weight: 600;
}
@keyframes blink { 50% { opacity: 0; } }
.hero-sub {
  margin: 24px auto 0;
  max-width: 620px;
  color: var(--fg-1);
  font-size: 18px;
}
.hero-cta { margin-top: 34px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-meta { margin-top: 22px; color: var(--fg-2); font-size: 13px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.hero-meta .sep { color: var(--fg-3); }

/* ============================================================== IDE mock === */
/* mockup controls — strip button chrome; component rules below win */
button.tree-item, button.tab, button.agent-tool, button.agent-msg.review {
  background: none; border: 0; margin: 0;
  -webkit-appearance: none; appearance: none;
  font-family: inherit;
}
button.tree-item { width: 100%; }
button.tab { color: var(--fg-2); }
button.agent-tool { width: 100%; }
button.agent-msg.review { width: 100%; padding: 10px; }
.agent-msg.review { cursor: pointer; }
.agent-msg.review:hover { border-color: var(--border-strong); }
.agent-msg.review .verdict { transition: color 200ms; }
.warn { color: var(--warn); }
.tool-state.pending { color: var(--warn); }
.tool-state.running { color: var(--accent); }
.tool-state.running::after {
  content: ""; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent); margin-left: 6px;
  animation: blink 0.8s steps(1) infinite;
}
.code { display: none; }
.code.on { display: block; }
.ide-wrap {
  position: relative;
  max-width: 900px;
  margin: 64px auto 0;
  animation: float 7s ease-in-out infinite;
  perspective: 1400px;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.ide {
  position: relative;
  border-radius: var(--r-xl);
  border: 1px solid var(--border);
  background: var(--glass-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 40px 100px -30px #000000c0, inset 0 1px 0 color-mix(in srgb, #fff 8%, transparent);
  text-align: left;
  overflow: hidden;
  transform-style: preserve-3d;
  transition: transform 300ms var(--ease-out);
}
.ide::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, color-mix(in srgb, var(--aurora-1) 8%, transparent) 50%, transparent 70%);
  pointer-events: none;
  animation: sheenGlide 9s ease-in-out infinite;
}
.ide::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2), var(--aurora-3));
  opacity: 0.9;
  pointer-events: none;
}
@keyframes sheenGlide {
  0%, 100% { transform: translateX(-60%); opacity: 0; }
  40%, 60% { transform: translateX(20%); opacity: 1; }
}
/* mockup window states */
.ide.min .ide-body { display: none; }
.ide.zen .ide-body { grid-template-columns: 1fr; }
.ide.zen .ide-side, .ide.zen .ide-agent { display: none; }
.ide.zen .ide-editor { border-right: 0; }
.ide.shake { animation: shake 0.5s var(--ease-out); }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-7px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(2px); }
}
.ide-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 16px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}
.win-dot { width: 11px; height: 11px; border-radius: 50%; transition: transform 200ms var(--spring); }
button.win-dot { border: 0; padding: 0; cursor: pointer; }
button.win-dot:hover { transform: scale(1.25); }
.win-dot.r { background: #ff5f57; } .win-dot.y { background: #febc2e; } .win-dot.g { background: #28c840; }
.ide-title { margin-left: 8px; color: var(--fg-2); font-size: 12.5px; font-family: var(--font-mono); letter-spacing: 0.01em; }
.ide-body { display: grid; grid-template-columns: 150px 1fr 200px; min-height: 310px; }
.ide-side { border-right: 1px solid var(--border); padding: 14px; background: color-mix(in srgb, var(--bg-1) 80%, transparent); }
.side-label { font-size: 10.5px; letter-spacing: 0.08em; color: var(--fg-3); font-weight: 600; margin-bottom: 10px; }
.tree { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 12px; color: var(--fg-2); }
.tree.closed .tree-item.file { display: none; }
.tree-item { padding: 3px 6px; border-radius: 4px; transition: background 180ms, color 180ms, transform 180ms var(--ease-out); }
.tree-item:hover { background: #ffffff0a; color: var(--fg-1); transform: translateX(3px); }
.tree-item.dir { color: var(--fg-1); }
.tree-item.file.on { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--fg-0); }
.ide-editor { border-right: 1px solid var(--border); background: color-mix(in srgb, var(--bg-0) 88%, transparent); }
.tabs { display: flex; border-bottom: 1px solid var(--border); background: var(--bg-1); }
.tab { padding: 8px 14px; font-size: 12px; font-family: var(--font-mono); color: var(--fg-2); border-right: 1px solid var(--border); cursor: default; transition: color 180ms, background 180ms; }
.tab:hover { color: var(--fg-0); }
.tab.on { color: var(--fg-0); background: var(--bg-0); }
.code { padding: 14px 16px; font-family: var(--font-mono); font-size: 12.5px; line-height: 1.8; }
.ln { display: flex; gap: 14px; white-space: pre; opacity: 0; transform: translateY(6px); animation: codeIn 0.5s var(--ease-out) forwards; }
.ln:nth-child(1) { animation-delay: 0.05s; } .ln:nth-child(2) { animation-delay: 0.1s; }
.ln:nth-child(3) { animation-delay: 0.15s; } .ln:nth-child(4) { animation-delay: 0.2s; }
.ln:nth-child(5) { animation-delay: 0.25s; } .ln:nth-child(6) { animation-delay: 0.3s; }
.ln:nth-child(7) { animation-delay: 0.35s; } .ln:nth-child(8) { animation-delay: 0.4s; }
@keyframes codeIn { to { opacity: 1; transform: none; } }
.ln .n { color: var(--fg-3); width: 14px; text-align: right; flex: none; }
.ln .c { color: var(--fg-3); }
.ln .k { color: var(--accent-2); }
.ln .f { color: var(--accent); }
.ln .v { color: var(--fg-1); }
.ln .p { color: var(--fg-2); }
.ln .s { color: var(--ok); }
.ln .num { color: var(--warn); }
.ide-agent { background: color-mix(in srgb, var(--bg-1) 80%, transparent); padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.agent-head { font-size: 10.5px; letter-spacing: 0.08em; color: var(--fg-3); font-weight: 600; }
.agent-messages { display: flex; flex-direction: column; gap: 10px; overflow: hidden; flex: 1; }
.agent-msg { background: var(--glass); border: 1px solid var(--border); border-radius: 10px; padding: 10px; backdrop-filter: blur(6px); }
.agent-msg.user { border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); }
.agent-msg.user .agent-model { color: var(--fg-2); }
.agent-model { font-size: 11px; font-weight: 700; color: var(--accent); margin-bottom: 4px; }
.agent-text { font-size: 12px; color: var(--fg-1); line-height: 1.5; min-height: 18px; }
.agent-text code { font-size: 11px; color: var(--fg-0); }
.agent-text .caret::after {
  content: "▍"; color: var(--accent);
  animation: blink 0.9s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.agent-tool { display: flex; justify-content: space-between; align-items: center; background: var(--glass); border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; font-family: var(--font-mono); font-size: 11.5px; }
.tool-name { color: var(--fg-1); }
.tool-state { color: var(--fg-2); }
.tool-state.ok { color: var(--ok); }
.ok { color: var(--ok); }

/* mini chat composer */
.mock-chat { display: flex; gap: 6px; margin-top: auto; }
.mock-chat input {
  flex: 1; min-width: 0;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-0);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 9px;
  outline: none;
  transition: border-color 180ms;
}
.mock-chat input:focus { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.mock-chat input::placeholder { color: var(--fg-3); }
.mock-chat button {
  border: 1px solid var(--border); border-radius: 8px;
  background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
  color: #fff; font-size: 13px; line-height: 1;
  padding: 0 11px; cursor: pointer;
  transition: transform 150ms var(--ease-out), box-shadow 200ms;
}
.mock-chat button:hover { transform: translateY(-1px); box-shadow: 0 6px 16px -6px var(--aurora-1); }

/* status bar */
.ide-status {
  display: flex; align-items: center; gap: 14px;
  padding: 6px 14px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 10.5px; color: var(--fg-3);
}
.st-item { display: inline-flex; align-items: center; gap: 5px; }
.st-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 6px var(--ok); animation: pulse 2.4s infinite; }
button.st-item {
  background: none; border: 0; padding: 0; margin-left: auto;
  font-family: inherit; font-size: inherit; color: var(--fg-2);
  cursor: pointer; transition: color 180ms;
}
button.st-item:hover { color: var(--fg-0); }

/* floating chips around the mockup */
.chip {
  position: absolute;
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 14px;
  font-size: 12.5px; font-weight: 600;
  color: var(--fg-0);
  background: var(--glass-strong);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-full);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 32px -12px #00000090;
  z-index: 2;
}
.chip-a { top: -18px; right: 6%; animation: bob-a 6s ease-in-out infinite; }
.chip-b { bottom: -16px; left: 4%; animation: bob-b 7s ease-in-out infinite; }
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }

/* ============================================================== ticker === */
.ticker {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-1);
  overflow: hidden;
  padding: 16px 0;
  position: relative;
}
.ticker::before, .ticker::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 1; pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--bg-1), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--bg-1), transparent); }
.ticker-track {
  display: flex; gap: 48px; width: max-content;
  font-family: var(--font-mono); font-size: 13px; color: var(--fg-2);
  animation: tick 26s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span {
  position: relative; padding-right: 48px;
  transition: color 200ms;
}
.ticker-track span::after { content: "·"; position: absolute; right: 0; color: var(--fg-3); }
.ticker-track span:hover { color: var(--accent); }
@keyframes tick { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============================================================== sections === */
.section { padding: 104px 24px; max-width: 1120px; margin: 0 auto; position: relative; }
.section-alt { max-width: none; background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-alt > * { max-width: 1120px; margin-left: auto; margin-right: auto; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-head.left { text-align: left; margin-left: 0; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-2);
  margin-bottom: 14px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  background: var(--bg-1);
}
.eyebrow::before { content: "# "; color: var(--accent); }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -0.025em; line-height: 1.08; }
.section-head p { margin-top: 14px; color: var(--fg-1); font-size: 17px; }

/* ============================================================== bento === */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  perspective: 1200px;
}
.card {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform 260ms var(--ease-out), border-color 260ms, box-shadow 320ms var(--ease-out);
}
.card:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: 0 24px 50px -24px #000000b0;
}
/* cursor-follow glow */
.card::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 50%), var(--accent-soft), transparent 70%);
  opacity: 0; transition: opacity 320ms;
  pointer-events: none;
}
.card:hover::after { opacity: 1; }
/* corner "+" mark — hand-built detail */
.card::before {
  content: "+";
  position: absolute; bottom: 10px; right: 14px;
  font-family: var(--font-mono); font-size: 14px; font-weight: 600;
  color: var(--fg-3);
  opacity: 0;
  transition: opacity 220ms, transform 400ms var(--spring);
  pointer-events: none;
}
.card:hover::before { opacity: 1; transform: rotate(90deg); }
.card.span-2 { grid-column: span 2; }
.card-head h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.card-top h3 { font-size: 17px; font-weight: 700; }
.kbd-hint { font-family: var(--font-mono); font-size: 11px; color: var(--fg-2); border: 1px solid var(--border); padding: 2px 7px; border-radius: 6px; background: var(--bg-1); }
.card p { color: var(--fg-1); font-size: 14.5px; position: relative; z-index: 1; }
.card p + p { margin-top: 10px; }
.card code { color: var(--accent); font-size: 13px; }
.card .small { font-size: 13px; }
.dim { color: var(--fg-2); }

/* arena */
.arena { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; position: relative; z-index: 1; }
.arena-row { display: grid; grid-template-columns: 130px 1fr 44px; align-items: center; gap: 12px; font-size: 12.5px; }
.arena-model { color: var(--fg-1); font-family: var(--font-mono); font-size: 12px; }
.arena-track { display: block; height: 8px; border-radius: var(--r-full); background: var(--bg-3); border: 1px solid var(--border); overflow: hidden; }
.arena-bar {
  display: block;
  height: 100%; width: var(--w);
  border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2));
  box-shadow: 0 0 12px color-mix(in srgb, var(--aurora-1) 50%, transparent);
  animation: barGrow 1.3s var(--ease-out) forwards;
  animation-delay: calc(var(--i, 0) * 160ms);
}
@keyframes barGrow { from { width: 0; } }
.arena-time { color: var(--fg-2); font-family: var(--font-mono); font-size: 12px; text-align: right; }

/* mini code + route */
pre.mini, pre.route {
  margin-top: 16px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fg-1);
  overflow-x: auto;
}
.opinion { margin-top: 16px; display: flex; flex-direction: column; gap: 2px; font-size: 13px; position: relative; z-index: 1; }
.opinion .dim { font-size: 12px; }

/* ============================================================== models === */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  background: var(--glass);
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px -30px #000000a0;
}
table.models { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.models th {
  text-align: left; padding: 14px 20px;
  color: var(--fg-2); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-3) 70%, transparent);
}
.models td {
  padding: 14px 20px; border-bottom: 1px solid var(--border); color: var(--fg-1);
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.in .models td { opacity: 1; transform: none; }
.models tr:last-child td { border-bottom: 0; }
.models tr:hover td { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.models code { color: var(--fg-0); }
.tag {
  display: inline-block; padding: 3px 10px; border-radius: var(--r-full);
  font-size: 11.5px; font-weight: 700; text-transform: capitalize;
  transition: transform 200ms var(--spring);
}
.tag:hover { transform: scale(1.12); }
.tag.deep { background: #b57cff22; color: #b57cff; }
.tag.bal { background: #7c8cff22; color: #7c8cff; }
.tag.fast { background: #06b6d422; color: #06b6d4; }
.note { margin-top: 18px; text-align: center; color: var(--fg-2); font-size: 14px; }

/* ============================================================== install === */
.install-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.install-card {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform 280ms var(--ease-out), border-color 280ms, box-shadow 320ms var(--ease-out);
}
.install-card:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--aurora-1) 45%, var(--border));
  box-shadow: 0 26px 60px -26px color-mix(in srgb, var(--aurora-1) 45%, transparent);
}
.install-card::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), var(--accent-soft), transparent 70%);
  opacity: 0; transition: opacity 320ms; pointer-events: none;
}
.install-card:hover::after { opacity: 1; }
.install-card h3 { font-size: 18px; margin-bottom: 12px; position: relative; z-index: 1; }
.install-card h3.with-icon { display: flex; align-items: center; gap: 10px; }
.install-card h3.with-icon img { width: 24px; height: 24px; border-radius: 6px; object-fit: cover; }
.install-card p { color: var(--fg-1); font-size: 15px; margin-bottom: 18px; position: relative; z-index: 1; }
.install-card.wide { margin-top: 18px; }
.dl-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; position: relative; z-index: 1; }
.version-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--fg-1);
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 6px 13px;
  display: inline-flex; align-items: center; gap: 6px;
}
.version-badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 8px var(--ok);
}
pre {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--fg-1);
}
pre code { color: var(--fg-1); }

/* ============================================================== roadmap === */
.roadmap { position: relative; max-width: 680px; margin: 0 auto; }
.roadmap::before {
  content: ""; position: absolute; left: 7px; top: 10px; bottom: 10px; width: 2px;
  background: linear-gradient(180deg, var(--aurora-1), var(--aurora-2), transparent);
  border-radius: 2px; opacity: 0.45;
}
.rm-item { position: relative; padding: 0 0 36px 36px; }
.rm-item:last-child { padding-bottom: 0; }
.rm-dot {
  position: absolute; left: 0; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg-0);
  border: 2px solid var(--aurora-1);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--aurora-1) 18%, transparent);
  transition: transform 220ms var(--spring);
}
.rm-item:hover .rm-dot { transform: scale(1.2); }
.rm-item.next .rm-dot { border-style: dashed; border-color: var(--fg-3); box-shadow: none; }
.rm-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--accent);
  background: var(--bg-1); border: 1px solid var(--border);
  border-radius: var(--r-full); padding: 2px 10px;
  margin-bottom: 8px;
}
.rm-item.next .rm-tag { color: var(--fg-2); }
.rm-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.rm-body p { color: var(--fg-1); font-size: 14.5px; }

/* ============================================================== faq === */
.faq-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 56px;
  align-items: start;
  max-width: 1080px;
  margin: 0 auto;
}
.faq-side { position: sticky; top: 96px; }
.faq-side .eyebrow { margin-bottom: 16px; }
.faq-side h2 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 800; letter-spacing: -0.025em; line-height: 1.08; margin-bottom: 14px; }
.faq-lede { color: var(--fg-1); font-size: 16px; }
.faq-cta {
  margin-top: 28px;
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-lg);
  background: var(--glass);
}
.faq-cta-mark {
  flex: none;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 8px;
  font-family: var(--font-mono); font-size: 14px; font-weight: 700;
  color: var(--accent);
  background: var(--bg-1);
  border: 1px solid var(--border);
}
.faq-cta strong { display: block; font-size: 14px; margin-bottom: 4px; }
.faq-cta p { color: var(--fg-2); font-size: 13px; line-height: 1.6; margin: 0; }
.faq-cta code { color: var(--fg-1); font-size: 12px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(8px);
  overflow: hidden;
  transition: border-color 220ms, transform 220ms var(--ease-out), box-shadow 300ms var(--ease-out);
}
.faq-item:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: 0 18px 44px -26px #000000b0;
}
.faq-item[open] { border-color: color-mix(in srgb, var(--aurora-1) 45%, var(--border)); }
.faq-item[open]::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--aurora-1), var(--aurora-2), var(--aurora-3));
  z-index: 1;
}
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px;
  font-size: 15.5px; font-weight: 700; color: var(--fg-0);
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
  flex: none;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 8px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--font-mono); font-size: 13px; font-weight: 700;
  transition: background 260ms, color 260ms, border-color 260ms, transform 320ms var(--spring);
}
.faq-item[open] .faq-icon {
  background: linear-gradient(135deg, var(--aurora-1), var(--aurora-2));
  color: #fff; border-color: transparent;
  transform: rotate(-8deg) scale(1.08);
}
.faq-q { flex: 1; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono); font-size: 17px; font-weight: 600;
  color: var(--fg-2);
  transition: transform 320ms var(--spring), color 220ms;
  flex: none;
}
.faq-item[open] summary::after { transform: rotate(45deg); color: var(--accent); }
/* smooth height animation: max-height (universally supported) */
.faq-a { max-height: 0; overflow: hidden; transition: max-height 360ms var(--ease-out); }
.faq-item[open] .faq-a { max-height: 30em; }
.faq-a p {
  margin: 0;
  padding: 0 20px 18px 62px;
  color: var(--fg-1); font-size: 14.5px; line-height: 1.7;
}
@media (max-width: 900px) {
  .faq-grid { grid-template-columns: 1fr; gap: 36px; }
  .faq-side { position: static; }
}

/* ============================================================== themes === */
.theme-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.theme-card {
  display: flex; flex-direction: column; gap: 8px; align-items: flex-start;
  background: var(--glass); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 22px;
  cursor: pointer; text-align: left; color: var(--fg-0); font-family: var(--font-ui);
  backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
  transition: transform 260ms var(--ease-out), border-color 260ms, box-shadow 300ms var(--ease-out);
}
.theme-card:hover { transform: translateY(-5px); border-color: var(--border-strong); box-shadow: 0 22px 50px -24px #000000a0; }
.theme-card::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), var(--accent-soft), transparent 70%);
  opacity: 0; transition: opacity 320ms; pointer-events: none;
}
.theme-card:hover::after { opacity: 1; }
.swatch {
  width: 100%; height: 64px; border-radius: var(--r-md); border: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.swatch::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, #ffffff30 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 700ms var(--ease-out);
}
.theme-card:hover .swatch::after { transform: translateX(120%); }
.swatch.midnight { background: linear-gradient(135deg, #0a0b11, #1a1d28 60%, #4c5cff); }
.swatch.nebula { background: linear-gradient(135deg, #0d0a14, #241c31 60%, #db2777); }
.swatch.dawn { background: linear-gradient(135deg, #f6f7fb, #e7eaf3 60%, #818cf8); }
.theme-name { font-weight: 700; font-size: 16px; }
.theme-desc { color: var(--fg-2); font-size: 13px; }

/* ============================================================== footer === */
.footer { border-top: 1px solid var(--border); background: var(--bg-1); padding: 56px 24px 40px; position: relative; overflow: hidden; }
.footer::before {
  content: ""; position: absolute; inset: auto -20% -80%;
  height: 200px;
  background: radial-gradient(50% 100% at 50% 100%, color-mix(in srgb, var(--aurora-1) 14%, transparent), transparent 70%);
  pointer-events: none;
}
.footer-inner { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; position: relative; }
.footer-brand p { color: var(--fg-2); font-size: 14px; margin-top: 10px; max-width: 320px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--fg-1); font-size: 14px; width: fit-content; }
.footer-links a:hover { color: var(--fg-0); }
.footer-meta { display: flex; flex-direction: column; gap: 8px; color: var(--fg-2); font-size: 13px; }

/* ============================================================== reveal === */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
  transition-delay: var(--d, 0ms);
}
html.js [data-reveal].in { opacity: 1; transform: none; }

/* ============================================================== responsive === */
@media (max-width: 900px) {
  .bento { grid-template-columns: 1fr 1fr; }
  .card.span-2 { grid-column: span 2; }
  .ide-body { grid-template-columns: 1fr; }
  .ide-side, .ide-agent { display: none; }
  .chip { display: none; }
  .nav-pill { display: none; }
}
@media (max-width: 720px) {
  .bento { grid-template-columns: 1fr; }
  .card.span-2 { grid-column: span 1; }
  .footer-inner { grid-template-columns: 1fr; }
  .hero { padding-top: 72px; }
  .orb { filter: blur(50px); opacity: 0.35; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .aurora, .ticker-track, .orb, .ide-wrap, .chip, .grad { animation: none !important; }
  .card, .theme-card, .btn, .install-card, .ide, .nav-ind { transition: none !important; }
  .models td { transition: none !important; opacity: 1; transform: none; }
  .arena-bar { transition: none !important; width: var(--w); animation: none !important; }
  .ln { animation: none; opacity: 1; transform: none; }
}