/* Zupage — design system */
:root {
  --bg: #0b0f1a;
  --bg-2: #0f1424;
  --surface: #131a2c;
  --surface-2: #182036;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #eef0f7;
  --muted: #9aa3ba;
  --dim: #6b7390;
  --accent: #7c5cff;
  --accent-2: #a48bff;
  --accent-3: #4fd1ff;
  --glow: rgba(124, 92, 255, 0.35);
  --radius: 20px;
  --radius-sm: 12px;
  --max: 1200px;
  --serif: "Instrument Serif", ui-serif, Georgia, serif;
  --sans: "Inter Tight", "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.serif { font-family: var(--serif); font-weight: 400; font-style: italic; letter-spacing: -0.01em; }
.grad {
  background: linear-gradient(100deg, #fff 10%, var(--accent-2) 55%, var(--accent-3) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: #fff; color: #000; padding: 8px 14px; border-radius: 8px; }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background: rgba(11, 15, 26, 0.72);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom-color: var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.14em; font-size: 15px; }
.logo svg { width: 30px; height: 30px; }
.logo small { font-weight: 500; color: var(--dim); letter-spacing: 0.08em; font-size: 11px; margin-left: 2px; }
.menu { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.menu a { display: block; padding: 8px 14px; font-size: 15px; color: var(--muted); border-radius: 999px; transition: color .2s, background .2s; }
.menu a:hover, .menu a[aria-current="page"] { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-cta { display: flex; align-items: center; gap: 10px; }
.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 12px; background: transparent; color: var(--text); cursor: pointer; }
.burger span { display: block; width: 18px; height: 1.5px; background: currentColor; margin: 4px auto; transition: transform .3s var(--ease), opacity .2s; }
.nav-open .burger span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-open .burger span:nth-child(2) { opacity: 0; }
.nav-open .burger span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 48px; padding: 0 22px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; font-family: inherit;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 30px -10px var(--glow), inset 0 1px 0 rgba(255,255,255,.2); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 16px 40px -12px var(--glow), inset 0 1px 0 rgba(255,255,255,.25); background: #8a6dff; }
.btn-ghost { border-color: var(--line-2); color: var(--text); background: rgba(255,255,255,0.02); }
.btn-ghost:hover { border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.05); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 180px 0 120px; overflow: hidden; isolation: isolate; }
.hero.sub { padding: 170px 0 90px; }
.hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero-bg .grid {
  position: absolute; inset: -1px;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: .7;
}
.orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55; animation: drift 18s ease-in-out infinite alternate; }
.orb.a { width: 560px; height: 560px; background: var(--accent); top: -260px; left: 50%; margin-left: -460px; }
.orb.b { width: 420px; height: 420px; background: #2a7cff; top: -160px; left: 50%; margin-left: 60px; opacity: .35; animation-delay: -6s; }
.orb.c { width: 300px; height: 300px; background: var(--accent-3); top: 120px; right: -120px; opacity: .15; animation-delay: -12s; }
@keyframes drift { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(40px, 30px, 0) scale(1.08); } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 8px; border: 1px solid var(--line-2); border-radius: 999px;
  font-size: 13px; color: var(--muted); background: rgba(255,255,255,0.03);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: #3ddc97; box-shadow: 0 0 0 4px rgba(61,220,151,.15); }
.eyebrow b { color: var(--text); font-weight: 600; }

.hero h1 {
  font-size: clamp(44px, 7.4vw, 96px); line-height: 1.0; letter-spacing: -0.035em; font-weight: 600;
  margin: 28px 0 0; max-width: 14ch;
}
.hero.sub h1 { font-size: clamp(40px, 6vw, 76px); max-width: 16ch; }
.hero h1 .serif { font-weight: 400; letter-spacing: -0.02em; }
.hero .lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--muted); max-width: 58ch; margin: 28px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 64px; color: var(--dim); font-size: 14px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--accent-2); }
.crumbs { font-size: 14px; color: var(--dim); display: flex; gap: 8px; align-items: center; }
.crumbs a:hover { color: var(--text); }

/* hero orbit art (wide screens only) */
.hero > .container { position: relative; }
.hero-art { position: absolute; right: 0; top: 50%; width: 460px; height: 460px; transform: translateY(-50%); display: none; }
.ring { position: absolute; inset: 0; margin: auto; border-radius: 50%; border: 1px solid var(--line-2); }
.ring.r1 { width: 460px; height: 460px; border-style: dashed; border-color: var(--line); }
.ring.r2 { width: 320px; height: 320px; }
.ring.r3 { width: 180px; height: 180px; background: radial-gradient(circle, rgba(124,92,255,.25), transparent 70%); border-color: rgba(164,139,255,.25); }
.core { position: absolute; inset: 0; margin: auto; width: 84px; height: 84px; filter: drop-shadow(0 20px 40px rgba(124,92,255,.6)); }
.core svg { width: 84px; height: 84px; }
.orbit { position: absolute; inset: 0; animation: spin 48s linear infinite; }
.orbit.o2 { animation-delay: -12s; } .orbit.o3 { animation-delay: -24s; } .orbit.o4 { animation-delay: -36s; }
.node { position: absolute; top: -22px; left: 50%; display: flex; align-items: center; gap: 8px; padding: 10px 14px 10px 10px;
  background: rgba(19,26,44,.85); border: 1px solid var(--line-2); border-radius: 14px; backdrop-filter: blur(8px);
  font-size: 13px; font-weight: 600; white-space: nowrap; box-shadow: 0 20px 40px -20px rgba(0,0,0,.8);
  animation: spin 48s linear infinite reverse; transform-origin: 50% 50%; translate: -50% 0; }
.orbit.o2 .node { animation-delay: -12s; } .orbit.o3 .node { animation-delay: -24s; } .orbit.o4 .node { animation-delay: -36s; }
.node svg { width: 26px; height: 26px; padding: 5px; border-radius: 8px; background: rgba(124,92,255,.2); color: #cfc3ff; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (min-width: 1180px) { .hero-art { display: block; } }

/* ---------- Marquee ---------- */
.marquee { border-block: 1px solid var(--line); padding: 22px 0; overflow: hidden; background: var(--bg-2); }
.marquee-track { display: flex; gap: 56px; width: max-content; animation: scroll 40s linear infinite; }
.marquee-track span { display: inline-flex; align-items: center; gap: 56px; font-size: 15px; color: var(--muted); letter-spacing: .02em; white-space: nowrap; }
.marquee-track span::after { content: "✦"; color: var(--accent); font-size: 12px; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: 130px 0; position: relative; }
.section.alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: 64px; }
.section-head.center { grid-template-columns: 1fr; text-align: center; justify-items: center; }
.kicker { font-size: 13px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-2); font-weight: 600; display: inline-flex; gap: 10px; align-items: center; }
.kicker::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.h2 { font-size: clamp(34px, 4.6vw, 58px); line-height: 1.05; letter-spacing: -0.03em; font-weight: 600; margin: 16px 0 0; }
.section-head p { color: var(--muted); margin: 0; font-size: 18px; max-width: 52ch; }
.section-head.center p { margin-top: 20px; }

/* ---------- Service cards ---------- */
.services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.card {
  position: relative; background: linear-gradient(180deg, var(--surface) 0%, var(--bg-2) 100%);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; overflow: hidden;
  transition: border-color .3s, transform .4s var(--ease);
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(124,92,255,0.16), transparent 60%);
}
.card:hover { border-color: var(--line-2); }
.card:hover::before { opacity: 1; }
.svc { min-height: 380px; display: flex; flex-direction: column; }
.svc .num { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--dim); }
.svc .ico { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; margin: 28px 0 24px;
  background: linear-gradient(135deg, rgba(124,92,255,.25), rgba(79,209,255,.08)); border: 1px solid rgba(164,139,255,.3); color: #cfc3ff; }
.svc .ico svg { width: 26px; height: 26px; }
.svc h3 { font-size: 28px; letter-spacing: -0.02em; margin: 0; font-weight: 600; line-height: 1.15; }
.svc p { color: var(--muted); margin: 12px 0 24px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tag { font-size: 13px; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.02); }
.svc .more { position: absolute; top: 32px; right: 32px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2);
  display: grid; place-items: center; transition: background .3s, transform .4s var(--ease), border-color .3s; }
.svc .more svg { width: 18px; height: 18px; }
.svc:hover .more { background: var(--accent); border-color: var(--accent); transform: rotate(-45deg); }
.svc .stretched::after { content: ""; position: absolute; inset: 0; }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line-2); counter-reset: step; }
.step { padding: 32px 28px 8px 0; position: relative; }
.step + .step { padding-left: 28px; border-left: 1px solid var(--line); }
.step::before { counter-increment: step; content: "0" counter(step); font-family: var(--serif); font-style: italic; font-size: 44px; color: var(--accent-2); line-height: 1; display: block; margin-bottom: 20px; }
.step h3 { margin: 0 0 10px; font-size: 21px; letter-spacing: -0.01em; }
.step p { margin: 0; color: var(--muted); font-size: 16px; }

/* ---------- Principles / features ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 32px; }
.feature .fi { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(124,92,255,.12); color: var(--accent-2); margin-bottom: 22px; }
.feature .fi svg { width: 22px; height: 22px; }
.feature h3 { margin: 0 0 8px; font-size: 20px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }

/* ---------- Split / statement ---------- */
.statement { font-size: clamp(28px, 3.6vw, 46px); line-height: 1.2; letter-spacing: -0.02em; font-weight: 500; max-width: 26ch; margin: 0; }
.statement .muted { color: var(--dim); }
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: start; }
.facts { display: grid; gap: 0; border-top: 1px solid var(--line-2); }
.fact { display: flex; justify-content: space-between; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.fact dt { color: var(--dim); font-size: 15px; }
.fact dd { margin: 0; text-align: right; font-weight: 500; }

/* ---------- Engagement models ---------- */
.models { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.model { display: flex; flex-direction: column; padding: 36px; }
.model.featured { border-color: rgba(164,139,255,.45); background: linear-gradient(180deg, rgba(124,92,255,.14) 0%, var(--bg-2) 70%); }
.model .label { font-size: 13px; color: var(--accent-2); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.model h3 { font-size: 26px; margin: 14px 0 10px; letter-spacing: -0.02em; }
.model > p { color: var(--muted); margin: 0 0 24px; font-size: 16px; }
.checks { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; font-size: 15px; color: #cfd4e3; }
.checks li svg { width: 18px; height: 18px; flex: none; color: var(--accent-2); margin-top: 3px; }
.model .btn { margin-top: auto; }

/* ---------- Included grid (service pages) ---------- */
.included { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.included > div { background: var(--bg); padding: 32px; }
.section.alt .included > div { background: var(--bg-2); }
.included h3 { margin: 0 0 8px; font-size: 19px; display: flex; gap: 10px; align-items: center; }
.included h3::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 12px var(--accent); }
.included p { margin: 0; color: var(--muted); font-size: 15.5px; }

.deliver { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 40px; list-style: none; padding: 0; margin: 0; }
.deliver li { display: flex; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 17px; }
.deliver li svg { width: 20px; height: 20px; flex: none; color: var(--accent-2); margin-top: 3px; }

.other { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.other a { display: flex; justify-content: space-between; align-items: center; padding: 26px 28px; font-weight: 600; font-size: 18px; }
.other a svg { width: 18px; height: 18px; transition: transform .3s var(--ease); }
.other a:hover svg { transform: translateX(4px); }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin: 0 auto; border-top: 1px solid var(--line-2); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 26px 0; font-size: 19px; font-weight: 500; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary i { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line-2); flex: none; position: relative; transition: transform .3s var(--ease), background .3s; }
.faq summary i::before, .faq summary i::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; background: currentColor; transform: translate(-50%,-50%); }
.faq summary i::after { transform: translate(-50%,-50%) rotate(90deg); transition: transform .3s var(--ease); }
.faq details[open] summary i { background: var(--accent); border-color: var(--accent); }
.faq details[open] summary i::after { transform: translate(-50%,-50%) rotate(0deg); }
.faq details p { margin: -6px 0 26px; color: var(--muted); max-width: 70ch; }

/* ---------- CTA ---------- */
.cta {
  position: relative; overflow: hidden; isolation: isolate; border-radius: 28px; padding: 90px 64px;
  border: 1px solid rgba(164,139,255,.3);
  background: radial-gradient(800px 400px at 0% 0%, rgba(124,92,255,.35), transparent 60%),
              radial-gradient(600px 400px at 100% 100%, rgba(79,209,255,.18), transparent 60%), var(--surface);
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: end;
}
.cta h2 { font-size: clamp(36px, 5vw, 64px); line-height: 1.02; letter-spacing: -0.035em; margin: 0; font-weight: 600; }
.cta p { color: #c4c9da; margin: 0 0 28px; font-size: 18px; }
.cta .actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 24px; align-items: start; }
.form { padding: 40px; display: grid; gap: 20px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 14px; color: var(--muted); font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--text); background: var(--bg);
  border: 1px solid var(--line-2); border-radius: var(--radius-sm); padding: 14px 16px; transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height: 150px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%239aa3ba' stroke-width='1.5'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(124,92,255,.18); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips label { padding: 10px 16px; border: 1px solid var(--line-2); border-radius: 999px; font-size: 14px; cursor: pointer; color: var(--muted); transition: all .2s; }
.chips input:checked + label { background: rgba(124,92,255,.18); border-color: var(--accent); color: var(--text); }
.chips input:focus-visible + label { outline: 2px solid var(--accent-2); outline-offset: 2px; }
.form-note { font-size: 13px; color: var(--dim); margin: 0; }
.form-status { font-size: 15px; color: #3ddc97; margin: 0; min-height: 1em; }
.form-status.error { color: #ff8a8a; }
.form.sent { text-align: left; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.field.invalid input, .field.invalid textarea { border-color: #ff6b6b; box-shadow: 0 0 0 4px rgba(255,107,107,.12); }
.btn[disabled] { opacity: .6; pointer-events: none; }
.success { display: grid; gap: 14px; justify-items: start; padding: 20px 0; }
.success .ok { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: rgba(61,220,151,.14); color: #3ddc97; }
.success .ok svg { width: 26px; height: 26px; }
.success h2 { margin: 0; font-size: 30px; letter-spacing: -0.02em; }
.success p { margin: 0; color: var(--muted); max-width: 46ch; }
.info { padding: 32px; display: grid; gap: 28px; }
.info h3 { margin: 0 0 6px; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); font-weight: 600; }
.info p, .info address { margin: 0; font-style: normal; font-size: 17px; }
.info a { color: var(--accent-2); }
.info a:hover { text-decoration: underline; }

/* ---------- Legal ---------- */
.legal { max-width: 780px; margin: 0 auto; }
.legal h2 { font-size: 24px; margin: 48px 0 12px; letter-spacing: -0.01em; }
.legal p, .legal li { color: #c4c9da; }
.legal ul { padding-left: 20px; }
.legal .updated { color: var(--dim); font-size: 15px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 80px 0 40px; background: var(--bg-2); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.foot-grid h4 { margin: 0 0 18px; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); font-weight: 600; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot-grid a { color: var(--muted); font-size: 15px; transition: color .2s; }
.foot-grid a:hover { color: var(--text); }
.foot-brand p { color: var(--muted); font-size: 15px; max-width: 34ch; margin: 18px 0 0; }
.foot-grid address { font-style: normal; color: var(--muted); font-size: 15px; line-height: 1.7; }
.wordmark { font-size: clamp(80px, 19vw, 260px); font-weight: 700; letter-spacing: -0.06em; line-height: .8; margin: 80px 0 0; text-align: center;
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,0)); -webkit-background-clip: text; background-clip: text; color: transparent; user-select: none; }
.foot-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; border-top: 1px solid var(--line); padding-top: 28px; margin-top: 32px; color: var(--dim); font-size: 14px; }
.foot-bottom nav { display: flex; gap: 24px; }
.foot-bottom a:hover { color: var(--text); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(3) { border-left: 0; padding-left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--line); }
  .features, .included, .other { grid-template-columns: 1fr 1fr; }
  .models { grid-template-columns: 1fr; max-width: 640px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .cta { grid-template-columns: 1fr; padding: 64px 40px; }
  .split { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 860px) {
  .menu, .nav-cta .btn { display: none; }
  .burger { display: block; }
  .nav-open .header { background: var(--bg); border-bottom-color: var(--line); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav-open .menu {
    display: flex; flex-direction: column; align-items: stretch; gap: 4px;
    position: fixed; top: 76px; left: 0; right: 0; bottom: 0; padding: 24px 16px; background: var(--bg); overflow-y: auto;
  }
  .nav-open .menu a { font-size: 22px; padding: 16px 8px; border-radius: 0; border-bottom: 1px solid var(--line); background: none; }
  .nav-open .menu .m-cta { display: block; margin-top: 20px; }
  .nav-open .menu .m-cta a { display: flex; height: 54px; padding: 0 22px; font-size: 16px; border: 0; border-radius: 999px; background: var(--accent); color: #fff; }
  .section { padding: 90px 0; }
  .section-head { grid-template-columns: 1fr; gap: 20px; margin-bottom: 48px; }
  .services, .contact-grid, .deliver { grid-template-columns: 1fr; }
  .svc { min-height: 0; }
  .hero { padding: 140px 0 90px; }
  .hero.sub { padding: 130px 0 64px; }
  .hero-meta { margin-top: 48px; gap: 16px 24px; }
}
@media (min-width: 861px) { .m-cta { display: none; } }
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  body { font-size: 16px; }
  .steps, .features, .models, .included, .other, .row { grid-template-columns: 1fr; }
  .step, .step + .step { padding: 28px 0 8px; border-left: 0; }
  .step + .step { border-top: 1px solid var(--line); }
  .card, .svc, .model, .feature { padding: 28px 24px; }
  .svc .more { top: 24px; right: 24px; }
  .form { padding: 28px 20px; }
  .cta { padding: 48px 24px; border-radius: 22px; }
  .foot-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1 1 100%; }
  .fact { flex-direction: column; gap: 4px; }
  .fact dd { text-align: left; }
}