/* Telu 2D Studio — website. Colors match the editor (editor/css/editor.css). */
:root {
  --bg: #141517;
  --bg-2: #1e1f22;
  --panel: #2b2d31;
  --panel-2: #313338;
  --border: #3a3c42;
  --text: #e6e7ea;
  --muted: #9a9da5;
  --accent: #fec512;
  --accent-2: #e5b00a;
  --on-accent: #1e1f22;
  --play: #3fb950;
  --cyan: #4fc3f7;
  --radius: 14px;
  --font-head: 'Chakra Petch', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Consolas, 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: 16px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
code { font-family: var(--font-mono); font-size: .88em; background: rgba(254,197,18,.1); color: var(--accent); padding: .1em .35em; border-radius: 5px; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .5em; letter-spacing: .01em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.6rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.accent-text { color: var(--accent); text-shadow: 0 0 32px rgba(254,197,18,.35); }

/* ------------------------------------------------------------- buttons */
.btn {
  --ty: 0;
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  font: 600 1rem/1 var(--font-head); letter-spacing: .03em;
  padding: .85em 1.3em; border-radius: 10px; border: 2px solid transparent;
  cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s, border-color .15s;
  transform: translateY(var(--ty));
  white-space: nowrap;
}
.btn:hover { --ty: -2px; }
.btn:active { --ty: 1px; }
.btn-accent {
  background: var(--accent); color: var(--on-accent);
  box-shadow: 0 4px 0 var(--accent-2), 0 10px 30px rgba(254,197,18,.25);
}
.btn-accent:hover { box-shadow: 0 6px 0 var(--accent-2), 0 14px 36px rgba(254,197,18,.35); }
.btn-accent:active { box-shadow: 0 2px 0 var(--accent-2), 0 6px 18px rgba(254,197,18,.25); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: .6em 1em; font-size: .9rem; box-shadow: 0 3px 0 var(--accent-2); }
.btn-lg { padding: 1em 1.5em; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn .ico { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* ----------------------------------------------------------------- nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(20,21,23,.75);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font: 600 1.15rem var(--font-head); }
.brand b { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { color: var(--muted); font-weight: 500; font-size: .95rem; transition: color .15s; }
.nav-links a:not(.btn):hover { color: var(--text); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; padding: 72px 0 40px; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
}
.hero-glow {
  position: absolute; width: 720px; height: 720px; right: -200px; top: -260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(254,197,18,.18), transparent 65%);
  pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.4rem, 5.6vw, 4rem); margin-bottom: .35em; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 34em; }
.lead b { color: var(--text); }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 .8rem var(--font-head); letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 99px; margin-bottom: 22px;
  background: rgba(254,197,18,.1); color: var(--accent); border: 1px solid rgba(254,197,18,.3);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--play); box-shadow: 0 0 10px var(--play); animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: .35; } }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 14px; }
.fine { color: var(--muted); font-size: .88rem; margin: 0; }

/* editor mockup */
.hero-art { perspective: 1400px; }
.editor-mock {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.55), 0 0 0 1px rgba(254,197,18,.08), 0 0 60px rgba(254,197,18,.08);
  transform: rotateY(-8deg) rotateX(4deg);
  transition: transform .5s ease;
}
.editor-mock:hover { transform: none; }
.mock-bar { display: flex; align-items: center; gap: 12px; padding: 9px 12px; background: #25262a; border-bottom: 1px solid var(--border); font-size: .75rem; color: var(--muted); }
.mock-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-play { background: var(--play); color: #fff; font-weight: 600; padding: 3px 10px; border-radius: 5px; }
.mock-dots { display: flex; gap: 6px; }
.mock-dots i { width: 10px; height: 10px; border-radius: 50%; background: #4a4c52; }
.mock-dots i:first-child { background: #f85149; }
.mock-dots i:nth-child(2) { background: var(--accent); }
.mock-dots i:last-child { background: var(--play); }
.mock-body { display: grid; grid-template-columns: 130px 1fr 130px; min-height: 260px; }
.mock-panel { background: var(--panel); font-size: .72rem; color: var(--muted); padding: 8px 0; }
.mock-hier { border-right: 1px solid var(--border); }
.mock-insp { border-left: 1px solid var(--border); padding: 8px 10px; }
.mock-h { font: 600 .65rem var(--font-head); text-transform: uppercase; letter-spacing: .1em; padding: 0 10px 8px; color: var(--muted); }
.mock-insp .mock-h { padding: 0 0 8px; }
.mock-panel ul { list-style: none; margin: 0; padding: 0; }
.mock-panel li { padding: 4px 10px; display: flex; justify-content: space-between; gap: 4px; white-space: nowrap; overflow: hidden; }
.mock-panel li.on { background: #5a4a14; color: var(--text); }
.mock-panel em { font-style: normal; font-size: .6rem; padding: 0 4px; border-radius: 3px; background: rgba(254,197,18,.2); color: var(--accent); align-self: center; }
.mock-row { display: grid; grid-template-columns: 1fr auto auto; gap: 4px; align-items: center; margin-bottom: 8px; }
.mock-row b { background: var(--bg-2); color: var(--text); font-weight: 500; padding: 2px 6px; border-radius: 4px; min-width: 30px; text-align: right; }
.mock-row b.wide { grid-column: span 2; text-align: left; }
.mock-row b.swatch { grid-column: span 2; height: 16px; background: #56657f; }
.mock-scene { background: #1a1a1a; display: flex; align-items: center; justify-content: center; }
.mock-scene canvas { width: 100%; height: auto; image-rendering: pixelated; }

.stats { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 64px; }
.stats div { background: rgba(43,45,49,.6); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.stats b { display: block; font: 700 1.8rem var(--font-head); color: var(--accent); }
.stats span { color: var(--muted); font-size: .9rem; }

/* ------------------------------------------------------------ sections */
.section { padding: 96px 0; }
.section-alt { background: linear-gradient(180deg, var(--bg-2), var(--bg)); border-top: 1px solid rgba(255,255,255,.04); border-bottom: 1px solid rgba(255,255,255,.04); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.kicker { display: inline-block; font: 500 .9rem var(--font-mono); color: var(--accent); margin-bottom: 10px; }

.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; transition: transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(254,197,18,.5); box-shadow: 0 12px 32px rgba(0,0,0,.35), 0 0 0 1px rgba(254,197,18,.15); }
.card p { color: var(--muted); font-size: .94rem; margin: 0; }
.card-ico {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(254,197,18,.12); color: var(--accent);
}
.card-ico svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.steps li { position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; overflow: hidden; }
.steps li p { color: var(--muted); margin: 0; }
.step-num { display: block; font: 700 3rem/1 var(--font-head); color: transparent; -webkit-text-stroke: 1.5px var(--accent); margin-bottom: 14px; }

.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.split > div > p { color: var(--muted); font-size: 1.05rem; }
.checks { list-style: none; padding: 0; margin: 20px 0 0; }
.checks li { position: relative; padding-left: 30px; margin-bottom: 12px; color: var(--text); }
.checks li::before { content: ''; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 5px; background: var(--accent); clip-path: polygon(14% 52%, 0 66%, 38% 100%, 100% 22%, 86% 8%, 38% 72%); }
.code-card { background: #18191b; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; box-shadow: 0 24px 60px rgba(0,0,0,.45); }
.code-bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: #25262a; border-bottom: 1px solid var(--border); font: .8rem var(--font-mono); color: var(--muted); }
.code-card pre { margin: 0; padding: 20px; overflow-x: auto; font: .88rem/1.65 var(--font-mono); color: #d4d4d4; }
.code-card pre code { background: none; color: inherit; padding: 0; font-size: inherit; }
.code-card .c { color: #6a9955; }
.code-card .k { color: #c586c0; }
.code-card .f { color: var(--accent); }
.code-card .s { color: #ce9178; }
.code-card .n { color: #b5cea8; }

.downloads { display: grid; grid-template-columns: repeat(2, minmax(0, 340px)); justify-content: center; gap: 22px; }
.dl-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px; text-align: center; transition: border-color .2s, transform .2s; }
.dl-card:hover { transform: translateY(-4px); }
.dl-card.is-current { border-color: var(--accent); box-shadow: 0 0 0 1px rgba(254,197,18,.3), 0 0 40px rgba(254,197,18,.1); }
.dl-card .os-ico { width: 48px; height: 48px; margin: 0 auto 14px; color: var(--text); }
.dl-card p { color: var(--muted); font-size: .92rem; }
.note { max-width: 680px; margin: 30px auto 0; text-align: center; color: var(--muted); font-size: .88rem; }
.note b { color: var(--text); }

.support {
  display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center;
  padding: 36px 40px; border-radius: 20px;
  background: linear-gradient(120deg, rgba(254,197,18,.16), rgba(254,197,18,.04) 60%), var(--panel);
  border: 1px solid rgba(254,197,18,.35);
}
.support h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: .3em; }
.support p { color: var(--muted); margin: 0; }

.faq details { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 12px; transition: border-color .2s; }
.faq details[open] { border-color: rgba(254,197,18,.45); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 54px 18px 22px; font: 600 1.05rem var(--font-head); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 22px 18px; margin: 0; color: var(--muted); }

/* -------------------------------------------------------------- footer */
.footer { border-top: 1px solid rgba(255,255,255,.06); padding: 36px 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 22px; }
.footer nav a { color: var(--muted); font-size: .92rem; }
.footer nav a:hover { color: var(--accent); }
.copy { width: 100%; color: var(--muted); font-size: .82rem; margin: 0; }

/* --------------------------------------------------------------- modal */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(8,8,10,.75); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: fade .2s ease; }
.modal-card {
  position: relative; width: 100%; max-width: 440px; text-align: center;
  background: var(--bg-2); border: 1px solid rgba(254,197,18,.4); border-radius: 20px;
  padding: 44px 30px 26px; box-shadow: 0 30px 80px rgba(0,0,0,.6), 0 0 60px rgba(254,197,18,.12);
  animation: pop .28s cubic-bezier(.2,1.4,.4,1);
}
.modal-card h2 { font-size: 1.6rem; }
.modal-card > p { color: var(--muted); }
.modal-card > p b { color: var(--accent); }
.modal-badge {
  position: absolute; top: -36px; left: 50%; transform: translateX(-50%);
  width: 72px; height: 72px; border-radius: 18px; display: grid; place-items: center;
  background: var(--panel); border: 1px solid rgba(254,197,18,.4); box-shadow: 0 0 30px rgba(254,197,18,.25);
}
.modal-badge img { width: 48px; height: 48px; }
.modal-x { position: absolute; top: 10px; right: 12px; width: 36px; height: 36px; border: 0; border-radius: 8px; background: none; color: var(--muted); font-size: 1.6rem; line-height: 1; cursor: pointer; }
.modal-x:hover { background: var(--panel); color: var(--text); }
.modal-actions { display: grid; gap: 10px; margin-top: 22px; }
.modal-fine { margin: 16px 0 0; font: .78rem var(--font-mono); color: var(--muted); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: scale(.9) translateY(12px); } }

/* ---------------------------------------------------------- reveal fx */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------------------------------------------------------- responsive */
@media (max-width: 1020px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .hero-grid, .split { grid-template-columns: 1fr; gap: 44px; }
  .hero-copy { text-align: center; }
  .lead { margin: 0 auto 1em; }
  .cta-row { justify-content: center; }
  .editor-mock { transform: none; }
}
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 18px;
    background: rgba(20,21,23,.97); border-bottom: 1px solid var(--border);
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,.05); font-size: 1rem; }
  .nav-links .btn { margin-top: 14px; }
  .wrap { padding: 0 16px; }
  .hero { padding-top: 48px; }
  .mock-body { grid-template-columns: 1fr; min-height: 0; }
  .mock-hier, .mock-insp { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
  .section { padding: 72px 0; }
  .features, .steps { grid-template-columns: 1fr; }
  .downloads { grid-template-columns: 1fr; }
  .support { grid-template-columns: 1fr; text-align: center; padding: 30px 22px; justify-items: center; }
  .cta-row .btn { width: 100%; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer nav { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}