/* CodexTheme Studio — landing page (moxt.ai-inspired: light paper, serif display, pill buttons) */
:root {
  --paper: #f7f7f2;
  --paper-2: #ffffff;
  --ink: #14161a;
  --ink-soft: #4c5158;
  --ink-mute: #82878f;
  --line: rgba(20, 22, 26, 0.1);
  --green: #1fae54;
  --green-deep: #178a42;
  --night: #12140f;
  --lavender: #efeafd;
  --mint: #e7f6ec;
  --peach: #fdeee2;
  --sky: #e8f2fd;
  --radius-lg: 28px;
  --shadow-soft: 0 18px 50px rgba(20, 22, 26, 0.08);
  --font-serif: Manrope, Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
img, svg { display: block; }

h1, h2, h3 { margin: 0; }
p { margin: 0; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 26px; white-space: nowrap;
  border-radius: 999px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn:active { transform: translateY(1px); }
.btn-dark { background: var(--night); color: #f5f7f2; }
.btn-dark:hover { background: #262a20; transform: translateY(-2px); box-shadow: 0 14px 30px rgba(18, 20, 15, .22); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.btn-light { background: #f5f7f2; color: var(--night); }
.btn-light:hover { background: #ffffff; transform: translateY(-2px); box-shadow: 0 14px 34px rgba(0, 0, 0, .28); }

/* ---------- nav ---------- */
.site-nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease;
}
.site-nav.scrolled {
  background: rgba(247, 247, 242, .82);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; height: 72px; padding: 0 28px;
  display: flex; align-items: center; gap: 34px;
}
.nav-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-mark { width: 30px; height: 30px; display: grid; place-items: center; overflow: hidden; border-radius: 9px; background: transparent; }
.nav-mark img { width: 30px; height: 30px; display: block; object-fit: cover; }
.nav-word { font-weight: 800; font-size: 17px; letter-spacing: -.02em; }
.nav-links { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav-links a {
  position: relative; text-decoration: none; font-size: 13.5px; font-weight: 500; color: var(--ink-soft);
  transition: color .16s ease;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -5px; height: 1.5px;
  background: var(--green); transition: right .22s ease;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.nav-cta { min-height: 40px; padding: 0 20px; font-size: 13px; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 154px 28px 40px; }
.hero-glow {
  position: absolute; inset: -20% -10% auto; height: 720px; pointer-events: none;
  background:
    radial-gradient(52% 60% at 24% 18%, rgba(140, 255, 101, .24), transparent 68%),
    radial-gradient(46% 56% at 78% 8%, rgba(84, 215, 255, .2), transparent 70%),
    radial-gradient(38% 50% at 55% 30%, rgba(140, 92, 255, .1), transparent 70%);
  filter: blur(10px);
}
.hero-inner { position: relative; max-width: 1200px; margin: 0 auto; text-align: center; }
.hero h1 {
  margin-top: 0;
  font-family: var(--font-serif); font-weight: 700;
  font-size: clamp(44px, 6.6vw, 88px); line-height: 1.04; letter-spacing: -.015em;
}
.hero h1 em, .section-head h2 em, .split-copy h2 em, .big-cta h2 em {
  font-style: normal; color: var(--green);
}
.hero-sub {
  max-width: 560px; margin: 24px auto 0;
  font-size: 17px; color: var(--ink-soft);
}
.hero-actions { margin-top: 34px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 12.5px; color: var(--ink-mute); }

/* ---------- hero mock ---------- */
.hero-visual { position: relative; max-width: 940px; margin: 64px auto 30px; }
.mock-window {
  position: relative; overflow: hidden; text-align: left;
  border-radius: 18px; border: 1px solid rgba(20, 22, 26, .12);
  background: #0b0e13;
  box-shadow: 0 40px 90px rgba(20, 22, 26, .22), 0 4px 18px rgba(20, 22, 26, .08);
  transform-style: preserve-3d; will-change: transform;
  transition: transform .18s ease-out;
}
.mock-bar {
  height: 42px; padding: 0 16px;
  display: flex; align-items: center; gap: 14px;
  background: #11151c; border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.mock-lights { display: flex; gap: 6px; }
.mock-lights i { width: 10px; height: 10px; border-radius: 99px; background: #383d48; }
.mock-title { flex: 1; text-align: center; color: #7d8492; font-size: 11px; }
.mock-spacer { width: 52px; }
.mock-body { display: grid; grid-template-columns: 190px 1fr; height: 400px; color: #effbf3; background: #081017; }
.mock-sidebar {
  padding: 16px 12px; border-right: 1px solid rgba(140, 255, 101, .12);
  background: rgba(8, 18, 25, .9); font-size: 11px;
}
.mock-logo { display: flex; align-items: center; gap: 8px; padding-bottom: 14px; font-size: 11.5px; }
.mock-logo span {
  width: 26px; height: 26px; display: grid; place-items: center;
  border: 1px solid rgba(140, 255, 101, .55); border-radius: 8px;
  color: #8cff65; font-size: 8px; font-weight: 900;
}
.mock-nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 9px; border-radius: 8px; color: #99aea4; font-size: 10.5px;
}
.mock-nav-item i { font-style: normal; color: #8cff65; }
.mock-nav-item.active { color: #effbf3; background: rgba(140, 255, 101, .1); box-shadow: inset 2px 0 #8cff65; }
.mock-label { margin: 16px 9px 7px; color: rgba(153, 174, 164, .55); font-size: 8px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.mock-project { display: flex; align-items: center; gap: 8px; padding: 7px 9px; color: #cfe0d6; font-size: 10px; }
.mock-project i { width: 5px; height: 5px; border-radius: 99px; background: #54d7ff; box-shadow: 0 0 8px rgba(84, 215, 255, .7); }
.mock-main {
  position: relative; padding: 22px 24px;
  display: flex; flex-direction: column; gap: 12px;
  background:
    linear-gradient(90deg, rgba(8, 16, 23, .62), rgba(8, 16, 23, .24)),
    url("./assets/presets/skin-06.jpg") right center / cover no-repeat;
}
.mock-hero-card {
  flex: 1; padding: 22px; display: flex; flex-direction: column; justify-content: flex-end;
  border: 1px solid rgba(140, 255, 101, .18); border-radius: 16px;
  background:
    linear-gradient(90deg, rgba(8, 16, 23, .66), rgba(8, 16, 23, .12)),
    url("./assets/presets/skin-06.jpg") right center / cover no-repeat;
}
.mock-kicker { color: #8cff65; font-size: 8px; font-weight: 800; letter-spacing: .16em; }
.mock-hero-card strong { margin-top: 6px; font-size: 30px; letter-spacing: -.04em; line-height: 1; text-shadow: 0 4px 22px rgba(0, 0, 0, .45); }
.mock-hero-card p { margin-top: 6px; color: rgba(239, 251, 243, .75); font-size: 10.5px; }
.mock-chips { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.mock-chips span {
  padding: 10px 12px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 10px;
  background: rgba(14, 28, 36, .66); backdrop-filter: blur(8px); font-size: 10px;
}
.mock-composer {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 11px 13px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 12px;
  background: rgba(8, 18, 25, .82); backdrop-filter: blur(10px);
  color: rgba(153, 174, 164, .8); font-size: 10.5px;
}
.mock-composer b {
  width: 22px; height: 22px; display: grid; place-items: center;
  border-radius: 7px; background: #8cff65; color: #0b1308; font-size: 12px;
}

/* floating chips */
.float-chip {
  position: absolute; z-index: 3; display: flex; align-items: center; gap: 8px;
  padding: 11px 16px; border-radius: 14px; border: 1px solid var(--line);
  background: rgba(255, 255, 255, .92); backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft); font-size: 12px; font-weight: 600; color: var(--ink-soft);
  animation: floaty 5.2s ease-in-out infinite;
}
.float-chip b { color: var(--ink); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.chip-accent { left: -34px; top: 17%; animation-delay: .2s; }
.chip-export { right: -26px; top: 38%; animation-delay: 1.3s; }
.chip-blur { left: 4%; bottom: -22px; animation-delay: 2.2s; }
.chip-icon { color: var(--green); font-weight: 800; }
.dot { width: 10px; height: 10px; border-radius: 99px; }
.dot-green { background: #8cff65; box-shadow: 0 0 10px rgba(140, 255, 101, .8); }
.dot-blue { background: #54d7ff; box-shadow: 0 0 10px rgba(84, 215, 255, .8); }
.dot-violet { background: #8c5cff; box-shadow: 0 0 10px rgba(140, 92, 255, .8); }
.chip-slider { position: relative; width: 56px; height: 4px; border-radius: 99px; background: #e3e6e1; }
.chip-slider i { position: absolute; left: 0; top: 0; bottom: 0; width: 62%; border-radius: inherit; background: var(--green); }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* ---------- marquee ---------- */
.marquee { overflow: hidden; padding: 26px 0; border-block: 1px solid var(--line); background: var(--paper-2); }
.marquee-track { display: flex; width: max-content; animation: marquee 30s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  white-space: nowrap; font-family: var(--font-serif); font-size: 21px; font-weight: 500;
  color: var(--ink); letter-spacing: .01em;
}
.marquee-track i { margin: 0 18px; color: var(--green); font-style: normal; font-size: 15px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { max-width: 1200px; margin: 0 auto; padding: 118px 28px 30px; }
.section-narrow { max-width: 860px; }
.section-head { max-width: 680px; margin: 0 auto 54px; text-align: center; }
.section-head h2, .split-copy h2, .big-cta h2 {
  font-family: var(--font-serif); font-weight: 700;
  font-size: clamp(34px, 4.6vw, 56px); line-height: 1.08; letter-spacing: -.01em;
}
.section-head p { margin-top: 18px; color: var(--ink-soft); font-size: 16px; }

/* steps */
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step-card {
  position: relative; min-height: 330px; padding: 30px 28px;
  display: flex; flex-direction: column;
  border-radius: var(--radius-lg); border: 1px solid rgba(20, 22, 26, .06);
  transition: transform .25s ease, box-shadow .25s ease;
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.tint-lavender { background: var(--lavender); }
.tint-mint { background: var(--mint); }
.tint-peach { background: var(--peach); }
.step-tag {
  width: max-content; padding: 5px 11px; border-radius: 999px;
  background: rgba(255, 255, 255, .66); font-size: 10.5px; font-weight: 800; letter-spacing: .1em; color: var(--ink-soft);
}
.step-card h3 { margin-top: 18px; font-family: var(--font-serif); font-size: 25px; font-weight: 600; letter-spacing: -.01em; }
.step-card p { margin-top: 10px; color: var(--ink-soft); font-size: 13.5px; }
.step-visual {
  margin-top: auto; padding-top: 24px;
  display: flex; align-items: center; gap: 12px;
}
.upload-visual {
  padding: 14px; border: 1.5px dashed rgba(20, 22, 26, .22); border-radius: 14px;
  background: rgba(255, 255, 255, .5);
}
.upload-icon-wrap {
  flex: none; width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 11px; background: #ffffff; color: var(--green);
}
.upload-icon-wrap svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.upload-lines { display: flex; flex-direction: column; gap: 3px; font-size: 11.5px; }
.upload-lines small { color: var(--ink-mute); font-size: 10px; }
.swatch-visual { gap: 10px; }
.swatch { width: 42px; height: 42px; border-radius: 12px; background: var(--sw); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .4), 0 6px 14px rgba(20, 22, 26, .12); }
.swatch-lines { flex: 1; display: grid; gap: 7px; margin-left: 6px; }
.swatch-lines i { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .75); }
.swatch-lines i:last-child { width: 64%; }
.export-visual { gap: 8px; flex-wrap: wrap; }
.export-visual span {
  padding: 9px 14px; border-radius: 10px; background: rgba(255, 255, 255, .72);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; font-weight: 700; color: var(--ink-soft);
}

/* presets */
.preset-showcase { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.preset-tile {
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  border-radius: var(--radius-lg); background: var(--paper-2);
  border: 1px solid var(--line); text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease;
}
.preset-tile:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.preset-art {
  display: block; width: 100%; aspect-ratio: 16 / 10; height: auto;
  object-fit: cover; background: var(--paper-2);
  transition: transform .5s ease;
}
.preset-tile:hover .preset-art { transform: scale(1.045); }
.preset-meta { display: flex; flex-direction: column; gap: 5px; padding: 20px 22px 18px; }
.preset-meta b { font-family: var(--font-serif); font-size: 20px; font-weight: 600; }
.preset-meta small { color: var(--ink-soft); font-size: 12.5px; }
.preset-cta {
  margin: 0 22px 20px; display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; font-weight: 700; color: var(--green-deep);
}
.preset-tile:hover .preset-cta { text-decoration: underline; }

/* features split */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center; }
.split-copy > p { margin-top: 20px; color: var(--ink-soft); font-size: 16px; max-width: 480px; }
.feature-list { margin: 36px 0 0; padding: 0; list-style: none; display: grid; gap: 22px; }
.feature-list li { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  flex: none; width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 13px; background: var(--mint); color: var(--green-deep); font-size: 18px;
}
.feature-list b { display: block; font-size: 15px; }
.feature-list small { display: block; margin-top: 3px; color: var(--ink-soft); font-size: 13px; line-height: 1.55; }
.split-visual { position: relative; }
.token-card {
  padding: 26px; border-radius: var(--radius-lg); background: var(--night);
  box-shadow: 0 30px 70px rgba(18, 20, 15, .3);
  display: grid; gap: 14px;
}
.token-row { display: flex; align-items: center; gap: 12px; }
.token-row code { flex: 1; color: rgba(245, 247, 242, .66); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
.token-row b { color: #f5f7f2; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.token-bar { position: relative; width: 10px; height: 10px; }
.token-bar i { position: absolute; inset: -5px -24px -5px -5px; border-radius: 99px; background: linear-gradient(90deg, #8cff65 62%, #2a2f24 62%); }
.token-bar.two i { background: linear-gradient(90deg, #54d7ff 70%, #2a2f24 70%); }
.privacy-note {
  margin-top: 18px; padding: 20px 22px; display: flex; gap: 14px;
  border-radius: 20px; background: var(--mint); border: 1px solid rgba(31, 174, 84, .18);
}
.privacy-note span { font-size: 20px; }
.privacy-note p { font-size: 13px; color: var(--ink-soft); line-height: 1.55; }
.privacy-note b { color: var(--ink); }

/* export */
.export-grid-landing { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.export-card {
  position: relative; min-height: 240px; padding: 26px 24px;
  border-radius: var(--radius-lg); background: var(--paper-2); border: 1px solid var(--line);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.export-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); border-color: rgba(31, 174, 84, .35); }
.export-badge {
  position: absolute; top: 16px; right: 16px; padding: 4px 10px; border-radius: 999px;
  background: var(--mint); color: var(--green-deep); font-size: 10px; font-weight: 800; letter-spacing: .06em;
}
.export-card-icon {
  width: 46px; height: 46px; display: grid; place-items: center;
  border-radius: 14px; background: var(--night); color: #8cff65;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 15px; font-weight: 800;
}
.export-card h3 { margin-top: 18px; font-family: var(--font-serif); font-size: 20px; font-weight: 600; }
.export-card p { margin-top: 9px; color: var(--ink-soft); font-size: 12.5px; }

/* faq */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--line); border-radius: 18px; background: var(--paper-2);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item[open] { border-color: rgba(31, 174, 84, .4); box-shadow: var(--shadow-soft); }
.faq-item summary {
  position: relative; list-style: none; cursor: pointer;
  padding: 22px 60px 22px 26px; font-weight: 600; font-size: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-plus { position: absolute; right: 24px; top: 50%; width: 18px; height: 18px; transform: translateY(-50%); }
.faq-plus::before, .faq-plus::after {
  content: ""; position: absolute; background: var(--ink-soft); border-radius: 2px;
  transition: transform .22s ease, background .22s ease;
}
.faq-plus::before { left: 0; right: 0; top: 8px; height: 2px; }
.faq-plus::after { top: 0; bottom: 0; left: 8px; width: 2px; }
.faq-item[open] .faq-plus::after { transform: scaleY(0); }
.faq-item[open] .faq-plus::before { background: var(--green); }
.faq-item p { padding: 0 26px 24px; color: var(--ink-soft); font-size: 14px; max-width: 640px; }

/* big cta */
.big-cta { padding: 110px 28px 130px; }
.big-cta-inner {
  position: relative; overflow: hidden; max-width: 1200px; margin: 0 auto;
  padding: 96px 40px; border-radius: 36px; text-align: center;
  background:
    radial-gradient(60% 90% at 18% 10%, rgba(140, 255, 101, .16), transparent 60%),
    radial-gradient(50% 80% at 85% 90%, rgba(84, 215, 255, .12), transparent 60%),
    var(--night);
  color: #f5f7f2;
}
.big-cta h2 { color: #f5f7f2; }
.big-cta h2 em { color: #8cff65; }
.big-cta .btn { margin-top: 40px; }
.big-cta p { margin-top: 20px; color: rgba(245, 247, 242, .55); font-size: 13px; }

/* footer */
.site-footer { border-top: 1px solid var(--line); background: var(--paper-2); }
.footer-inner {
  max-width: 1200px; margin: 0 auto; padding: 64px 28px 44px;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px;
}
.footer-brand p { margin-top: 14px; max-width: 280px; color: var(--ink-soft); font-size: 13px; }
.footer-col { display: grid; gap: 10px; align-content: start; }
.footer-col b { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 4px; }
.footer-col a { text-decoration: none; color: var(--ink-soft); font-size: 14px; }
.footer-col a:hover { color: var(--green-deep); }
.footer-base {
  max-width: 1200px; margin: 0 auto; padding: 22px 28px 30px;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  border-top: 1px solid var(--line); color: var(--ink-mute); font-size: 12.5px;
}
.footer-legal {
  max-width: 1200px; margin: 0 auto; padding: 0 28px 22px;
  color: var(--ink-mute); font-size: 12px; line-height: 1.6;
}
.footer-legal p { margin: 0; max-width: 760px; }

/* privacy policy */
.legal-page { min-height: 70vh; padding: 130px 24px 96px; }
.legal-shell { max-width: 820px; margin: 0 auto; }
.legal-back { display: inline-flex; align-items: center; gap: 7px; color: var(--ink-soft); text-decoration: none; font-size: 13px; font-weight: 600; }
.legal-back:hover { color: var(--green-deep); }
.legal-kicker { margin-top: 34px; color: var(--green-deep); font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.legal-page h1 { margin: 12px 0 14px; font-family: var(--display); font-size: clamp(42px, 7vw, 72px); line-height: .98; letter-spacing: -.055em; }
.legal-intro { max-width: 690px; color: var(--ink-soft); font-size: 17px; line-height: 1.7; }
.legal-updated { margin: 22px 0 50px; color: var(--ink-mute); font-size: 13px; }
.legal-section { padding: 30px 0; border-top: 1px solid var(--line); }
.legal-section h2 { margin-bottom: 13px; font-family: var(--display); font-size: 23px; letter-spacing: -.025em; }
.legal-section p, .legal-section li { color: var(--ink-soft); font-size: 15px; line-height: 1.75; }
.legal-section p:last-child { margin-bottom: 0; }
.legal-section ul { margin: 12px 0 0; padding-left: 20px; }
.legal-section a { color: var(--green-deep); }
.legal-callout { margin-top: 22px; padding: 18px 20px; border: 1px solid rgba(31, 174, 84, .22); border-radius: 16px; background: rgba(231, 246, 236, .55); color: var(--ink); font-size: 14px; line-height: 1.65; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.22,.61,.36,1), transform .7s cubic-bezier(.22,.61,.36,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: .06s; }
.reveal:nth-child(3) { transition-delay: .12s; }
.step-grid .reveal:nth-child(2), .preset-showcase .reveal:nth-child(2), .export-grid-landing .reveal:nth-child(2) { transition-delay: .1s; }
.step-grid .reveal:nth-child(3), .preset-showcase .reveal:nth-child(3), .export-grid-landing .reveal:nth-child(3) { transition-delay: .2s; }
.preset-showcase .reveal:nth-child(4), .export-grid-landing .reveal:nth-child(4) { transition-delay: .1s; }
.preset-showcase .reveal:nth-child(5) { transition-delay: .2s; }
.preset-showcase .reveal:nth-child(6) { transition-delay: .3s; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .step-grid, .preset-showcase { grid-template-columns: repeat(2, 1fr); }
  .export-grid-landing { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 44px; }
  .chip-accent { left: -6px; }
  .chip-export { right: -6px; }
}
@media (max-width: 760px) {
  .nav-inner { height: 64px; padding: 0 18px; gap: 16px; }
  .nav-links { display: none; }
  .nav-cta { margin-left: auto; }
  .hero { padding: 130px 18px 24px; }
  .mock-body { grid-template-columns: 1fr; height: 380px; }
  .mock-sidebar { display: none; }
  .float-chip { display: none; }
  .section { padding: 84px 18px 20px; }
  .step-grid, .export-grid-landing { grid-template-columns: 1fr; }
  .preset-showcase { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; padding: 48px 18px 34px; }
  .footer-base, .footer-legal { padding-inline: 18px; }
  .big-cta { padding: 70px 18px 90px; }
  .big-cta-inner { padding: 64px 24px; border-radius: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-chip, .marquee-track { animation: none; }
}