:root {
  --bg: #04070a;
  --bg-2: #070c10;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-2: rgba(255, 255, 255, 0.14);
  --text: #e9f2ef;
  --muted: #8b9c98;
  --dim: #5d6b68;
  --green: #07c160;
  --mint: #3df5a7;
  --cyan: #34d1ff;
  --violet: #a78bfa;
  --pink: #ff5fa2;
  --amber: #ffc94d;
  --grad: linear-gradient(100deg, #3df5a7 0%, #34d1ff 55%, #a78bfa 100%);
  --radius: 18px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "Space Grotesk", var(--font);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1200px 600px at 85% 20%, rgba(52, 209, 255, 0.05), transparent 60%),
    radial-gradient(900px 600px at 10% 70%, rgba(61, 245, 167, 0.045), transparent 60%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); font-size: 0.88em; }
b { font-weight: 600; color: #fff; }
.muted { color: var(--muted); }

::selection { background: rgba(61, 245, 167, 0.3); }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.container { position: relative; z-index: 1; width: min(1200px, 92vw); margin: 0 auto; }
.container.narrow { width: min(860px, 92vw); }

/* ---------- token colors ---------- */
.t-ref, .tok-ref { color: var(--mint); }
.t-box { color: #6b7d79; }
.t-num, .tok-num { color: var(--cyan); }
.t-obj, .tok-obj { color: var(--pink); font-weight: 700; }
.t-none, .tok-none { color: var(--amber); font-weight: 700; }
code.tok-obj, code.tok-num, code.tok-none {
  padding: 1px 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

/* ---------- scroll progress & nav ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad);
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 100;
}

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 4vw;
  transition: background 0.3s, padding 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  padding: 11px 4vw;
  background: rgba(4, 7, 10, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 17px; letter-spacing: -0.01em;
}
.nav-brand .dim { color: var(--muted); }
.brand-mark {
  position: relative;
  width: 22px; height: 22px;
  border-radius: 6px;
  border: 2px solid var(--mint);
  box-shadow: 0 0 16px rgba(61, 245, 167, 0.45);
}
.brand-mark span {
  position: absolute; inset: 4px;
  border-radius: 2px;
  background: var(--grad);
}
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  font-size: 14px; color: var(--muted);
  padding: 6px 12px; border-radius: 999px;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--text); background: var(--panel-2); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 600;
  padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--panel);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.nav-cta svg { width: 16px; height: 16px; }
.nav-cta:hover { border-color: var(--mint); box-shadow: 0 0 24px rgba(61, 245, 167, 0.25); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 0 90px;
  overflow: hidden;
  isolation: isolate;
}
#heroCanvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(ellipse 60% 55% at 50% 50%, rgba(4, 7, 10, 0.88) 30%, transparent 75%),
              linear-gradient(to bottom, transparent 70%, var(--bg));
  pointer-events: none;
}
.aurora { position: absolute; inset: 0; z-index: -2; filter: blur(80px); opacity: 0.55; pointer-events: none; }
.aurora i { position: absolute; border-radius: 50%; animation: float 18s ease-in-out infinite; }
.aurora i:nth-child(1) { width: 46vw; height: 46vw; left: -8vw; top: -12vw; background: radial-gradient(circle, rgba(7, 193, 96, 0.55), transparent 65%); }
.aurora i:nth-child(2) { width: 40vw; height: 40vw; right: -10vw; top: 5vw; background: radial-gradient(circle, rgba(52, 209, 255, 0.45), transparent 65%); animation-delay: -6s; }
.aurora i:nth-child(3) { width: 36vw; height: 36vw; left: 30vw; bottom: -18vw; background: radial-gradient(circle, rgba(167, 139, 250, 0.35), transparent 65%); animation-delay: -12s; }
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(4vw, 3vw) scale(1.08); }
  66% { transform: translate(-3vw, 2vw) scale(0.95); }
}

.hero-inner { position: relative; text-align: center; width: min(1100px, 92vw); }
.wechat-logo {
  height: 1.55em;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(7, 193, 96, 0.35));
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--display);
  font-size: clamp(18px, 2.2vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #f2f7f5;
  padding: 10px 22px; border-radius: 999px;
  border: 1px solid var(--border-2);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 0 rgba(61, 245, 167, 0.7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(61, 245, 167, 0.6); }
  70% { box-shadow: 0 0 0 10px rgba(61, 245, 167, 0); }
  100% { box-shadow: 0 0 0 0 rgba(61, 245, 167, 0); }
}
.hero-title {
  margin: 26px 0 8px;
  font-family: var(--display);
  font-size: clamp(52px, 10vw, 132px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.045em;
}
.hero-title .grad-text {
  background-size: 200% 100%;
  animation: shimmer 8s linear infinite;
  filter: drop-shadow(0 0 40px rgba(61, 245, 167, 0.25));
}
@keyframes shimmer { to { background-position: -200% 0; } }
.title-suffix { color: rgba(255, 255, 255, 0.92); }
.hero-subtitle {
  margin: 14px 0 0;
  font-family: var(--display);
  font-size: clamp(20px, 2.6vw, 32px);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: #cfdcd8;
}
.hero-subtitle .from { color: var(--dim); }
.hl-obj, .hl-pix { position: relative; white-space: nowrap; }
.hl-obj { color: var(--cyan); }
.hl-pix { color: var(--mint); }
.hl-obj::after {
  content: ""; position: absolute; inset: -2px -8px;
  border: 1.5px dashed rgba(52, 209, 255, 0.6); border-radius: 6px;
}
.hl-pix::after {
  content: ""; position: absolute; left: -4px; right: -4px; bottom: 2px; height: 30%;
  background: rgba(61, 245, 167, 0.18); border-radius: 4px; z-index: -1;
}

.hero-typer {
  display: block;
  margin: 34px auto 0;
  width: min(920px, 92vw);
  min-height: 56px;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(10, 16, 20, 0.7);
  border: 1px solid var(--border-2);
  font-family: var(--mono); font-size: 14.5px;
  line-height: 1.55;
  color: #d8e6e2;
  text-align: left;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.typer-prompt { color: var(--mint); font-weight: 700; margin-right: 8px; }
.caret {
  display: inline-block;
  width: 8px; height: 16px; margin-left: 2px;
  background: var(--mint);
  vertical-align: -2px;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.authors {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 22px;
  margin: 38px auto 0;
  font-size: 16px; color: #dbe7e4;
}
.authors sup { color: var(--mint); margin-left: 1px; }
.affil { margin-top: 10px; display: flex; flex-direction: column; gap: 2px; font-size: 14.5px; color: var(--muted); }
.affil .notes { font-size: 12.5px; color: var(--dim); }
.affil sup { color: var(--mint); }

.hero-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 30px; }
.btn {
  position: relative;
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600; font-size: 15px;
  border: 1px solid var(--border-2);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(8px);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.25s, background 0.2s;
}
.btn svg { width: 18px; height: 18px; }
.btn .emoji { font-size: 17px; line-height: 1; }
.btn:hover { transform: translateY(-2px); border-color: rgba(61, 245, 167, 0.6); box-shadow: 0 10px 30px rgba(61, 245, 167, 0.18); }
.btn-primary {
  color: #03140c;
  background: var(--grad);
  border-color: transparent;
  box-shadow: 0 8px 30px rgba(61, 245, 167, 0.3);
}
.btn-primary:hover { box-shadow: 0 12px 40px rgba(61, 245, 167, 0.45); border-color: transparent; }

.stats {
  display: grid; grid-template-columns: repeat(5, 1fr);
  margin: 54px auto 0;
  max-width: 920px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(8, 13, 17, 0.6);
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.stat { padding: 18px 10px; border-right: 1px solid var(--border); }
.stat:last-child { border-right: 0; }
.stat b {
  display: block;
  font-family: var(--display); font-size: clamp(24px, 3vw, 34px); font-weight: 700; letter-spacing: -0.02em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat b i { font-style: normal; color: var(--dim); -webkit-text-fill-color: var(--dim); margin: 0 2px; }
.stat span { font-size: 12.5px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }

.scroll-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border-radius: 14px; border: 1.5px solid var(--border-2);
}
.scroll-hint span {
  position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px;
  border-radius: 2px; background: var(--mint);
  animation: wheel 1.8s ease-in-out infinite;
}
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- sections ---------- */
.section { position: relative; padding: 110px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--mint);
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--mint); }
.section-title {
  margin: 14px 0 14px;
  font-family: var(--display);
  font-size: clamp(30px, 4.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
}
.section-sub { max-width: 760px; color: var(--muted); font-size: 17px; margin: 0 0 42px; }
.lead { font-size: 18.5px; color: #c4d2ce; margin: 0 0 18px; }
.lead em { color: #fff; font-style: normal; border-bottom: 1px dashed var(--mint); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s cubic-bezier(.2,.7,.2,1) var(--d, 0ms), transform 0.8s cubic-bezier(.2,.7,.2,1) var(--d, 0ms); }
.reveal.in { opacity: 1; transform: none; }

/* spotlight */
.spot { position: relative; isolation: isolate; }
.spot::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1;
  background: radial-gradient(380px circle at var(--mx, -999px) var(--my, -999px), rgba(61, 245, 167, 0.1), transparent 45%);
  opacity: 0; transition: opacity 0.3s;
}
.spot:hover::before { opacity: 1; }

/* ---------- teaser ---------- */
.teaser-section { padding-top: 10px; }
.teaser-frame {
  position: relative;
  border-radius: 22px;
  padding: 10px;
  background: linear-gradient(160deg, rgba(61, 245, 167, 0.25), rgba(52, 209, 255, 0.08) 40%, rgba(167, 139, 250, 0.2));
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.6), 0 0 80px rgba(61, 245, 167, 0.08);
  transition: transform 0.4s ease;
  transform-style: preserve-3d;
}
.teaser-frame img { border-radius: 14px; width: 100%; background: #fff; }
.scanline {
  position: absolute; left: 10px; right: 10px; top: 10px; height: 120px; z-index: 2; pointer-events: none;
  border-radius: 14px;
  background: linear-gradient(to bottom, transparent, rgba(61, 245, 167, 0.12) 85%, rgba(61, 245, 167, 0.55) 99%, transparent);
  mix-blend-mode: screen;
  animation: scan 6s cubic-bezier(.5,0,.5,1) infinite;
}
@keyframes scan { 0% { transform: translateY(-130px); opacity: 0; } 10% { opacity: 1; } 85% { opacity: 1; } 100% { transform: translateY(calc(min(1200px, 92vw) * 0.483 - 20px)); opacity: 0; } }
.corner { position: absolute; width: 26px; height: 26px; border: 2px solid var(--mint); z-index: 3; filter: drop-shadow(0 0 6px rgba(61,245,167,.7)); }
.corner.tl { top: -6px; left: -6px; border-right: 0; border-bottom: 0; border-radius: 8px 0 0 0; }
.corner.tr { top: -6px; right: -6px; border-left: 0; border-bottom: 0; border-radius: 0 8px 0 0; }
.corner.bl { bottom: -6px; left: -6px; border-right: 0; border-top: 0; border-radius: 0 0 0 8px; }
.corner.br { bottom: -6px; right: -6px; border-left: 0; border-top: 0; border-radius: 0 0 8px 0; }
.caption { text-align: center; color: var(--muted); margin: 26px auto 0; max-width: 820px; }
.caption code { color: var(--amber); }

/* ---------- demo ---------- */
.demo {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015));
  padding: 14px;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.45);
}
.demo-tabs { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 4px 14px; }
.demo-tab {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 14px var(--font); color: var(--muted);
  padding: 8px 15px; border-radius: 999px;
  border: 1px solid transparent; background: transparent; cursor: pointer;
  transition: all 0.2s;
}
.demo-tab:hover { color: var(--text); background: var(--panel); }
.tab-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--dim); transition: all 0.2s; }
.demo-tab.active { color: #fff; background: var(--panel-2); border-color: var(--border-2); }
.demo-tab.active .tab-dot { background: var(--mint); box-shadow: 0 0 10px var(--mint); }
.demo.running .demo-tab.active .tab-dot { animation: pulse 1.2s infinite; }

.demo-body { display: grid; grid-template-columns: 1.35fr 1fr; gap: 14px; }
.demo-stage-wrap {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  min-height: 460px;
  padding: 18px;
  border-radius: 18px;
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px) 0 0 / 24px 24px,
    #05090c;
  border: 1px solid var(--border);
}
.demo-stage {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transition: width 0.4s ease, height 0.4s ease;
  width: 480px; height: 480px;
}
.demo-stage > img { width: 100%; height: 100%; object-fit: cover; transition: filter 0.4s; }
.demo-stage.loading > img { filter: blur(8px); }
.overlay { position: absolute; inset: 0; pointer-events: none; }

.ov-box {
  position: absolute;
  border: 1.5px solid var(--c);
  background: color-mix(in srgb, var(--c) 10%, transparent);
  border-radius: 3px;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.25), 0 0 18px color-mix(in srgb, var(--c) 45%, transparent);
  animation: boxIn 0.5s cubic-bezier(.2,.9,.3,1.2) both;
}
.ov-box i { position: absolute; width: 10px; height: 10px; border: 2.5px solid var(--c); }
.ov-box i:nth-child(1) { top: -3px; left: -3px; border-right: 0; border-bottom: 0; }
.ov-box i:nth-child(2) { top: -3px; right: -3px; border-left: 0; border-bottom: 0; }
.ov-box i:nth-child(3) { bottom: -3px; left: -3px; border-right: 0; border-top: 0; }
.ov-box i:nth-child(4) { bottom: -3px; right: -3px; border-left: 0; border-top: 0; }
.ov-label {
  position: absolute; left: -1.5px; bottom: 100%;
  font: 600 11px/1 var(--mono); color: #031008;
  background: var(--c);
  padding: 4px 6px; border-radius: 3px 3px 3px 0;
  white-space: nowrap;
  max-width: 260px; overflow: hidden; text-overflow: ellipsis;
}
.ov-label.below { bottom: auto; top: 100%; border-radius: 0 3px 3px 3px; }
.ov-label em { font-style: normal; opacity: 0.6; }
@keyframes boxIn {
  0% { opacity: 0; transform: scale(1.25); filter: blur(3px); }
  100% { opacity: 1; transform: scale(1); filter: none; }
}
.ov-box.obj-fired { animation: boxIn 0.5s both, objPulse 1.2s ease-out 1; }
@keyframes objPulse {
  0% { box-shadow: 0 0 0 0 rgba(255,95,162,0.9); border-color: var(--pink); }
  100% { box-shadow: 0 0 0 30px rgba(255,95,162,0); }
}

.ov-point {
  position: absolute; width: 0; height: 0;
  animation: boxIn 0.45s cubic-bezier(.2,.9,.3,1.3) both;
}
.ov-point::before, .ov-point::after {
  content: ""; position: absolute; left: 0; top: 0; border-radius: 50%; transform: translate(-50%, -50%);
}
.ov-point::before {
  width: 16px; height: 16px; background: var(--c);
  border: 2.5px solid #fff;
  box-shadow: 0 0 16px var(--c), 0 2px 8px rgba(0,0,0,.5);
}
.ov-point::after {
  width: 16px; height: 16px; border: 2px solid var(--c);
  animation: ripple 1.6s ease-out infinite;
}
.ov-point b {
  position: absolute; left: 12px; top: -26px;
  font: 700 11px/1 var(--mono); color: #031008;
  background: var(--c); padding: 3px 6px; border-radius: 999px;
}
@keyframes ripple { 0% { width: 16px; height: 16px; opacity: 1; } 100% { width: 64px; height: 64px; opacity: 0; } }

.matte-layer {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(7, 193, 96, 0.0), rgba(7, 193, 96, 0.0)),
    repeating-conic-gradient(rgba(255,255,255,0.08) 0% 25%, rgba(0,0,0,0.0) 0% 50%) 0 0 / 22px 22px,
    rgba(4, 12, 9, 0.82);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.3s cubic-bezier(.6,0,.2,1);
}
.matte-layer img { width: 100%; height: 100%; object-fit: cover; filter: drop-shadow(0 0 18px rgba(61,245,167,.35)); }
.matte-layer.show { clip-path: inset(0 0 0 0); }
.matte-layer::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--pink); box-shadow: 0 0 20px 4px rgba(255,95,162,.7);
  opacity: 0;
}
.matte-layer.show::after { animation: matteEdge 1.3s cubic-bezier(.6,0,.2,1) both; }
@keyframes matteEdge { 0% { opacity: 1; bottom: 100%; } 95% { opacity: 1; } 100% { bottom: 0; opacity: 0; } }

.stage-scan {
  position: absolute; left: 0; right: 0; top: 0; height: 30%;
  background: linear-gradient(to bottom, transparent, rgba(61,245,167,.18) 90%, rgba(61,245,167,.8));
  opacity: 0; pointer-events: none;
}
.stage-scan.active { animation: stageScan 1.6s linear infinite; }
@keyframes stageScan { 0% { transform: translateY(-100%); opacity: 1; } 100% { transform: translateY(340%); opacity: 1; } }

.demo-stage.has-count::after {
  content: attr(data-count);
  position: absolute; right: 14px; top: 14px;
  font: 700 26px/1 var(--display); color: #031008;
  background: var(--mint);
  padding: 10px 16px; border-radius: 14px;
  box-shadow: 0 10px 30px rgba(61,245,167,.45);
  animation: boxIn 0.5s cubic-bezier(.2,.9,.3,1.4) both;
}
.demo-stage.has-none::after {
  content: "none";
  z-index: 4;
  position: absolute; left: 50%; top: 42%;
  transform: translate(-50%, -50%);
  font: 700 22px/1 var(--display); color: #fff; letter-spacing: 0.04em;
  background: rgba(15, 18, 26, 0.9);
  border: 2px solid #f43f5e;
  padding: 12px 22px; border-radius: 999px;
  box-shadow: 0 10px 30px rgba(244, 63, 94, 0.28);
  animation: boxIn 0.45s cubic-bezier(.2,.9,.3,1.2) both;
}
.demo-stage.compact .ov-label { display: none; }
.demo-stage.compact .ov-point b { display: none; }
.demo-stage.compact .ov-point::before { width: 11px; height: 11px; }
.demo-stage.compact .ov-point::after { animation: none; opacity: 0; }

.stage-legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; min-height: 22px; font-size: 13px; color: var(--muted); }
.stage-legend span { display: inline-flex; align-items: center; gap: 6px; animation: boxIn .3s both; }
.stage-legend i { width: 9px; height: 9px; border-radius: 3px; }
.stage-legend b { font-family: var(--mono); font-size: 12px; color: var(--text); background: var(--panel-2); padding: 0 6px; border-radius: 6px; }

.terminal {
  display: flex; flex-direction: column;
  border-radius: 18px;
  background: #060a0d;
  border: 1px solid var(--border);
  overflow: hidden;
  min-height: 460px;
}
.term-head {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.dots { display: flex; gap: 6px; }
.dots i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.dots i:nth-child(2) { background: #febc2e; }
.dots i:nth-child(3) { background: #28c840; }
.term-title { font: 500 12.5px var(--mono); color: var(--muted); flex: 1; }
.replay {
  display: inline-flex; align-items: center; gap: 6px;
  font: 500 12.5px var(--font); color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border-2); border-radius: 999px;
  padding: 5px 11px; cursor: pointer; transition: border-color .2s;
}
.replay svg { width: 14px; height: 14px; }
.replay:hover { border-color: var(--mint); }
.term-body { flex: 1; display: flex; flex-direction: column; padding: 16px 18px; gap: 6px; min-height: 0; }
.term-line { display: grid; grid-template-columns: 64px 1fr; gap: 10px; font-size: 14px; }
.term-label { font: 600 11px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: 0.12em; padding-top: 3px; }
.term-task { font-family: var(--mono); color: var(--amber); font-size: 13.5px; }
.term-prompt { color: #dfe9e6; }
.term-sep { height: 1px; background: var(--border); margin: 8px 0 6px; }
.term-out {
  flex: 1;
  margin: 4px 0 0;
  font: 400 13.5px/1.75 var(--mono);
  color: #b9c7c3;
  white-space: pre-wrap; word-break: break-word;
  overflow-y: auto;
  max-height: 330px;
}
.term-out .t-label { color: #fff; font-weight: 600; background: rgba(61,245,167,.1); }
.term-out .t-num { background: rgba(52, 209, 255, .07); border-radius: 3px; }
.term-out .t-obj { background: rgba(255,95,162,.15); border-radius: 3px; padding: 0 2px; box-shadow: 0 0 14px rgba(255,95,162,.4); }
.term-out span { animation: tokIn .25s ease-out both; }
@keyframes tokIn { from { opacity: 0; filter: blur(2px); } to { opacity: 1; filter: none; } }
.term-caret { display: inline-block; width: 8px; height: 15px; background: var(--mint); vertical-align: -2px; animation: blink 0.8s steps(1) infinite !important; }
.term-foot {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 10px 16px; border-top: 1px solid var(--border);
  font: 500 12px var(--mono); color: var(--muted);
}
.term-foot b { color: var(--mint); font-weight: 700; }
.led { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--dim); margin-right: 8px; }
.demo.running .led { background: var(--mint); box-shadow: 0 0 8px var(--mint); animation: blink .6s steps(1) infinite; }

/* ---------- tasks ---------- */
.task-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.task-card {
  padding: 22px 20px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
  transition: transform .3s, border-color .3s;
  overflow: hidden;
}
.task-card:hover { transform: translateY(-4px); border-color: rgba(52, 209, 255, .4); }
.task-card.pixel:hover { border-color: rgba(61, 245, 167, .5); }
.task-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  color: var(--cyan);
  background: rgba(52, 209, 255, .1);
  border: 1px solid rgba(52, 209, 255, .25);
  margin-bottom: 14px;
}
.task-card.pixel .task-icon { color: var(--mint); background: rgba(61, 245, 167, .1); border-color: rgba(61, 245, 167, .28); }
.task-icon svg { width: 22px; height: 22px; }
.task-card h3 { margin: 0 0 10px; font: 600 17px var(--display); letter-spacing: -0.01em; }
.task-card::after {
  content: attr(data-level);
  position: absolute; top: 18px; right: 18px;
  font: 600 10px var(--mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan); opacity: .7;
}
.task-card.pixel::after { color: var(--mint); }
.io { display: flex; flex-direction: column; gap: 8px; }
.io .in { font-size: 13.5px; color: var(--muted); }
.io .in em { color: #fff; font-style: italic; }
.io .out {
  display: block;
  font-size: 11.5px; line-height: 1.6;
  padding: 9px 10px; border-radius: 10px;
  background: #05090c; border: 1px solid var(--border);
  color: #8fa29d;
  word-break: break-all;
}

/* ---------- method ---------- */
.figure-card {
  position: relative;
  border-radius: 20px;
  padding: 16px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(0,0,0,.5), 0 0 0 1px var(--border);
  cursor: zoom-in;
  overflow: hidden;
}
.figure-card img { width: 100%; border-radius: 8px; transition: transform .6s ease; }
.figure-card:hover img { transform: scale(1.01); }
.figure-card.slim { margin-top: 26px; padding: 18px 22px; }
.zoom-hint {
  position: absolute; right: 16px; bottom: 16px;
  font: 500 12px var(--font); color: #fff;
  background: rgba(4,7,10,.75); padding: 5px 11px; border-radius: 999px;
  opacity: 0; transition: opacity .3s;
}
.figure-card:hover .zoom-hint { opacity: 1; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 26px; }
.pillar {
  padding: 26px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
}
.pillar-num {
  font: 700 13px var(--mono); color: var(--mint);
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  border: 1px solid rgba(61,245,167,.35); background: rgba(61,245,167,.08);
}
.pillar h3 { font: 600 20px var(--display); margin: 14px 0 8px; letter-spacing: -0.01em; }
.pillar p { margin: 0; color: var(--muted); font-size: 15px; }

.token-explainer {
  margin-top: 26px;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 30px; align-items: center;
  padding: 34px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: radial-gradient(600px 300px at 0% 0%, rgba(52,209,255,.08), transparent 60%), var(--panel);
}
.tx-left h3 { font: 700 28px var(--display); letter-spacing: -0.02em; margin: 0 0 12px; }
.tx-left p { color: var(--muted); margin: 0 0 22px; }
.tx-seq {
  display: flex; flex-wrap: wrap; gap: 4px;
  font: 500 14.5px var(--mono);
  padding: 16px; border-radius: 14px;
  background: #05090c; border: 1px solid var(--border);
}
.tx-seq span { padding: 3px 5px; border-radius: 6px; opacity: .25; transition: all .4s; }
.token-explainer.play .tx-seq span { animation: txTok 6s infinite; }
.tx-seq span:nth-child(1) { animation-delay: 0s !important; }
.tx-seq span:nth-child(2) { animation-delay: .35s !important; }
.tx-seq span:nth-child(3) { animation-delay: .7s !important; }
.tx-seq span:nth-child(4) { animation-delay: 1.05s !important; }
.tx-seq span:nth-child(5) { animation-delay: 1.4s !important; }
.tx-seq span:nth-child(6) { animation-delay: 1.75s !important; }
.tx-seq span:nth-child(7) { animation-delay: 2.1s !important; }
.tx-seq span:nth-child(8) { animation-delay: 2.45s !important; }
@keyframes txTok {
  0% { opacity: .2; background: transparent; }
  4% { opacity: 1; background: rgba(255,255,255,.1); }
  12%, 85% { opacity: 1; background: transparent; }
  100% { opacity: .2; }
}
.tx-canvas { position: relative; border-radius: 14px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.tx-box {
  position: absolute;
  border: 2px solid var(--mint);
  background: rgba(61,245,167,.12);
  box-shadow: 0 0 24px rgba(61,245,167,.5);
  opacity: 0; transform: scale(1.2);
}
.tx-box span {
  position: absolute; left: -2px; bottom: 100%;
  font: 700 12px var(--mono); color: #031008; background: var(--mint);
  padding: 3px 7px; border-radius: 4px 4px 4px 0;
}
.token-explainer.play .tx-box { animation: txBox 6s infinite; }
@keyframes txBox {
  0%, 22% { opacity: 0; transform: scale(1.2); }
  30%, 85% { opacity: 1; transform: scale(1); }
  36% { box-shadow: 0 0 0 0 rgba(255,95,162,.9); }
  48% { box-shadow: 0 0 0 26px rgba(255,95,162,0); }
  100% { opacity: 0; }
}
.tx-axis { position: absolute; left: 0; right: 0; bottom: 0; display: flex; justify-content: space-between; padding: 4px 8px; font: 500 10.5px var(--mono); color: #fff; background: linear-gradient(transparent, rgba(0,0,0,.7)); }

/* ---------- training ---------- */
.timeline {
  position: relative;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-top: 40px;
  padding-top: 30px;
}
.timeline::before {
  content: ""; position: absolute; top: 8px; left: 12px; right: 12px; height: 2px;
  background: linear-gradient(90deg, var(--mint), var(--cyan), var(--violet), var(--pink));
  opacity: .6;
}
.tl-item {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
}
.tl-dot {
  position: absolute; top: -29px; left: 20px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--mint);
  box-shadow: 0 0 14px rgba(61,245,167,.6);
}
.tl-item:nth-child(2) .tl-dot { border-color: var(--cyan); box-shadow: 0 0 14px rgba(52,209,255,.6); }
.tl-item:nth-child(3) .tl-dot { border-color: var(--violet); box-shadow: 0 0 14px rgba(167,139,250,.6); }
.tl-item:nth-child(4) .tl-dot { border-color: var(--pink); box-shadow: 0 0 14px rgba(255,95,162,.6); }
.tl-tag { font: 600 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.tl-item h4 { font: 600 19px var(--display); margin: 6px 0 6px; }
.tl-item p { margin: 0 0 14px; color: var(--muted); font-size: 14.5px; }
.tl-n { font: 700 13px var(--mono); color: var(--mint); }

/* ---------- results ---------- */
.headline-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 30px; }
.headline {
  padding: 24px 24px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
  overflow: hidden;
}
.headline::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 140px; height: 140px; border-radius: 50%;
  background: radial-gradient(circle, rgba(61,245,167,.16), transparent 70%);
}
.h-val b {
  font: 700 clamp(38px, 4.6vw, 54px)/1 var(--display); letter-spacing: -0.03em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.h-name { margin-top: 10px; font-weight: 600; color: #fff; }
.h-name sub { font-size: 11px; color: var(--muted); }
.h-delta { font-size: 13.5px; color: var(--muted); margin-top: 2px; }
.h-delta code { color: var(--amber); }

.bench {
  padding: 26px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
}
.bench-tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(0,0,0,.35); border: 1px solid var(--border); width: fit-content; max-width: 100%; }
.bench-tab {
  font: 600 14px var(--font); color: var(--muted);
  border: 0; background: transparent; cursor: pointer;
  padding: 9px 16px; border-radius: 10px;
  transition: all .2s;
}
.bench-tab:hover { color: #fff; }
.bench-tab.active { color: #031008; background: var(--grad); box-shadow: 0 6px 20px rgba(61,245,167,.25); }
.bench-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 14px; }
.chip {
  font: 500 13px var(--font); color: var(--muted);
  padding: 6px 13px; border-radius: 999px;
  border: 1px solid var(--border-2); background: transparent; cursor: pointer;
  transition: all .2s;
}
.chip:hover { color: #fff; border-color: rgba(255,255,255,.3); }
.chip.active { color: #fff; border-color: var(--mint); background: rgba(61,245,167,.1); box-shadow: inset 0 0 0 1px rgba(61,245,167,.3); }
.bench-meta { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; font-size: 13.5px; }
.bench-meta .metric { font-family: var(--mono); color: #fff; }
.bench-meta .dir { font-family: var(--mono); font-size: 12px; padding: 2px 9px; border-radius: 999px; }
.bench-meta .dir.up { color: var(--mint); background: rgba(61,245,167,.1); }
.bench-meta .dir.down { color: var(--amber); background: rgba(255,201,77,.1); }

.bench-chart { display: flex; flex-direction: column; gap: 7px; }
.bar-row {
  display: grid; grid-template-columns: 230px 1fr 56px; gap: 14px; align-items: center;
  animation: rowIn .45s cubic-bezier(.2,.8,.2,1) both;
  animation-delay: calc(var(--i) * 35ms);
}
@keyframes rowIn { from { opacity: 0; transform: translateX(-12px); } to { opacity: 1; transform: none; } }
.bar-name { font-size: 14px; color: #c9d6d2; text-align: right; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track { position: relative; height: 26px; border-radius: 8px; background: rgba(255,255,255,.035); overflow: hidden; }
.bar-fill {
  position: absolute; left: 0; top: 0; bottom: 0; width: 0;
  border-radius: 8px;
  transition: width 1s cubic-bezier(.2,.8,.2,1);
  transition-delay: calc(var(--i) * 40ms);
}
.g-gen .bar-fill { background: linear-gradient(90deg, rgba(139,156,152,.25), rgba(139,156,152,.45)); }
.g-vlm .bar-fill { background: linear-gradient(90deg, rgba(167,139,250,.3), rgba(167,139,250,.6)); }
.g-spec .bar-fill { background: linear-gradient(90deg, rgba(255,201,77,.25), rgba(255,201,77,.5)); }
.g-ours .bar-fill { background: var(--grad); box-shadow: 0 0 22px rgba(61,245,167,.45); }
.g-ours .bar-fill::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
  transform: translateX(-100%);
  animation: sweep 2.6s ease-in-out infinite 1.2s;
}
@keyframes sweep { to { transform: translateX(100%); } }
.g-ours .bar-name { color: #fff; font-weight: 700; }
.bar-val { font: 700 14px var(--mono); color: var(--muted); }
.g-ours .bar-val { color: var(--mint); }
.crown {
  font: 700 9.5px var(--mono); font-style: normal; letter-spacing: .08em;
  color: #031008; background: var(--amber);
  padding: 2px 6px; border-radius: 999px; margin-left: 8px; vertical-align: 2px;
}
.bench-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--border); font-size: 13px; color: var(--muted); }
.bench-legend span { display: inline-flex; align-items: center; gap: 8px; }
.lg { width: 22px; height: 9px; border-radius: 3px; }
.lg.ours { background: var(--grad); }
.lg.vlm { background: rgba(167,139,250,.6); }
.lg.gen { background: rgba(139,156,152,.45); }
.lg.spec { background: rgba(255,201,77,.5); }

/* ---------- compare ---------- */
.compare {
  --pos: 50%;
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none; touch-action: none;
  box-shadow: 0 40px 100px rgba(0,0,0,.6), 0 0 0 1px var(--border);
}
.compare img { width: 100%; pointer-events: none; }
.cmp-top { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--pos)); }
.cmp-top img { position: absolute; inset: 0; height: 100%; object-fit: cover; transition: opacity .4s; }
.cmp-alpha { opacity: 0; }
.cmp-bg { position: absolute; inset: 0; transition: background .5s; }
.cmp-bg.bg-green { background: #19d36b; }
.cmp-bg.bg-checker { background: repeating-conic-gradient(#d8dcdb 0% 25%, #fff 0% 50%) 0 0 / 28px 28px; }
.cmp-bg.bg-sunset { background: linear-gradient(160deg, #ff9a5c 0%, #ff5fa2 45%, #6a5cff 100%); }
.cmp-bg.bg-alpha { background: #000; }
.cmp-handle {
  position: absolute; top: 0; bottom: 0; left: var(--pos);
  width: 2px; margin-left: -1px;
  background: #fff;
  box-shadow: 0 0 20px rgba(255,255,255,.7);
}
.cmp-handle span {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(4,7,10,.65); backdrop-filter: blur(8px);
  border: 2px solid #fff; color: #fff;
}
.cmp-handle svg { width: 22px; height: 22px; }
.cmp-label {
  position: absolute; top: 18px;
  font: 600 12.5px var(--mono); letter-spacing: .05em;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(4,7,10,.65); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.2);
}
.cmp-label.l { left: 18px; }
.cmp-label.r { right: 18px; color: var(--mint); }
.cmp-controls { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin-top: 20px; font-size: 13.5px; }

/* ---------- gallery ---------- */
.gallery-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.gallery { columns: 3; column-gap: 16px; }
.g-item {
  break-inside: avoid;
  margin: 0 0 16px;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  background: #fff;
  cursor: zoom-in;
  border: 1px solid var(--border);
  transition: transform .35s, box-shadow .35s;
}
.g-item.hidden { display: none; }
.g-item img { width: 100%; transition: transform .6s ease; }
.g-item:hover { transform: translateY(-4px); box-shadow: 0 24px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(61,245,167,.4); }
.g-item:hover img { transform: scale(1.03); }
.g-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 40px 16px 14px;
  background: linear-gradient(transparent, rgba(4,7,10,.92));
  display: flex; flex-direction: column;
}
.g-item figcaption b { font-family: var(--display); font-size: 16px; }
.g-item figcaption span { font-size: 12.5px; color: var(--muted); }

/* ---------- start ---------- */
.start-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.code-card {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: #05090c;
  overflow: hidden;
}
.code-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px 10px 18px;
  border-bottom: 1px solid var(--border);
  font: 500 12px var(--mono); color: var(--muted);
  background: rgba(255,255,255,.02);
}
.copy {
  font: 600 12px var(--font); color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border-2); border-radius: 8px;
  padding: 4px 11px; cursor: pointer; transition: all .2s;
}
.copy:hover { border-color: var(--mint); }
.copy.ok { color: #031008; background: var(--mint); border-color: var(--mint); }
.code-card pre { margin: 0; padding: 18px 20px; overflow-x: auto; font: 400 13.5px/1.75 var(--mono); color: #cfdcd8; }
.c-cm { color: var(--dim); }
.c-kw { color: var(--pink); }
.c-str { color: var(--mint); }
.resources { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 18px; }
.res {
  display: flex; flex-direction: column; gap: 4px;
  padding: 20px; border-radius: 16px;
  border: 1px solid var(--border); background: var(--panel);
  transition: transform .25s, border-color .25s;
}
.res:hover { transform: translateY(-3px); border-color: rgba(61,245,167,.45); }
.res b { font-family: var(--display); font-size: 16px; }
.res span { font-size: 13.5px; color: var(--muted); }

/* ---------- footer ---------- */
.footer { padding: 60px 0 70px; border-top: 1px solid var(--border); text-align: center; color: var(--muted); font-size: 14px; }
.footer p { margin: 6px 0; }
.foot-brand { display: inline-flex; align-items: center; gap: 10px; font: 700 18px var(--display); color: #fff; margin-bottom: 12px; }

/* ---------- lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
  padding: 4vh 4vw;
  background: rgba(2,4,6,.92);
  backdrop-filter: blur(10px);
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img {
  max-width: 100%; max-height: 82vh;
  border-radius: 12px; background: #fff;
  box-shadow: 0 30px 100px rgba(0,0,0,.7);
  transform: scale(.96); transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.lightbox.open img { transform: none; }
.lightbox p { max-width: 900px; text-align: center; color: #cfdcd8; margin: 0; }
.lb-close {
  position: absolute; top: 18px; right: 22px;
  width: 44px; height: 44px; border-radius: 50%;
  font-size: 26px; line-height: 1; color: #fff;
  background: var(--panel-2); border: 1px solid var(--border-2); cursor: pointer;
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .task-grid { grid-template-columns: repeat(2, 1fr); }
  .demo-body { grid-template-columns: 1fr; }
  .terminal { min-height: 340px; }
  .token-explainer { grid-template-columns: 1fr; }
  .gallery { columns: 2; }
  .resources { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { display: none; }
  .tl-dot { display: none; }
}
@media (max-width: 720px) {
  .section { padding: 80px 0; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-bottom: 1px solid var(--border); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:last-child { grid-column: span 2; border-bottom: 0; }
  .task-grid, .pillars, .headline-grid, .start-grid, .resources, .timeline { grid-template-columns: 1fr; }
  .gallery { columns: 1; }
  .bar-row { grid-template-columns: 120px 1fr 44px; gap: 8px; }
  .bar-name { font-size: 12px; }
  .demo-stage-wrap { min-height: 300px; padding: 10px; }
  .token-explainer { padding: 22px; }
  .nav-cta { display: none; }
  .hero-typer { font-size: 12.5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}