/* ============================================================
   剪流 AI · 官网样式
   纯静态、零依赖：可直接部署到任意静态托管（Nginx / OSS / Vercel）
   ============================================================ */

:root {
  --bg: #05060f;
  --bg-soft: #0b0d1c;
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.13);
  --text: #e5e7f0;
  --muted: #8b90a8;
  --dim: #5f6480;
  --indigo: #818cf8;
  --violet: #a78bfa;
  --fuchsia: #e879f9;
  --green: #34d399;
  --radius: 16px;
  --max: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 820px; }

/* ---------- shared ---------- */
.grad {
  background: linear-gradient(100deg, #a5b4fc 0%, #e879f9 32%, #818cf8 58%, #f0abfc 82%, #a5b4fc 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shine 7s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid rgba(129, 140, 248, 0.28);
  background: rgba(99, 102, 241, 0.1);
  color: #c7d2fe; font-size: 12.5px; font-weight: 500;
}
.dot-live {
  width: 6px; height: 6px; border-radius: 50%; background: var(--fuchsia);
  box-shadow: 0 0 0 0 rgba(232, 121, 249, 0.6);
  animation: livePulse 2s infinite;
}
@keyframes livePulse {
  70% { box-shadow: 0 0 0 8px rgba(232, 121, 249, 0); }
  100% { box-shadow: 0 0 0 0 rgba(232, 121, 249, 0); }
}
.pulse {
  width: 6px; height: 6px; border-radius: 50%; background: var(--green);
  animation: blink 1.6s ease infinite;
}
@keyframes blink { 50% { opacity: 0.25; } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  border-radius: 12px; font-weight: 600; font-size: 14px;
  padding: 12px 22px; border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.25s ease, background 0.2s ease, border-color 0.2s ease;
  cursor: pointer; white-space: nowrap;
}
.btn .ico { width: 17px; height: 17px; stroke: currentColor; stroke-width: 1.8; fill: none; }
.btn-sm { padding: 8px 16px; font-size: 12.5px; border-radius: 999px; }
.btn-lg { padding: 14px 26px; font-size: 15px; }
.btn-block { width: 100%; }
.btn-primary {
  background: linear-gradient(100deg, #6366f1, #9333ea 55%, #d946ef);
  color: #fff; box-shadow: 0 10px 34px -10px rgba(129, 140, 248, 0.65);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 16px 46px -12px rgba(217, 70, 239, 0.7); }
.btn-ghost { border-color: var(--line-strong); color: #d7dae6; }
.btn-ghost:hover { border-color: rgba(255, 255, 255, 0.34); background: rgba(255, 255, 255, 0.04); }
.btn-disabled {
  border: 1px solid var(--line); color: var(--dim); cursor: not-allowed; background: rgba(255, 255, 255, 0.02);
}
.chip {
  padding: 2px 8px; border-radius: 6px; background: rgba(255, 255, 255, 0.16);
  font-size: 10.5px; font-weight: 500; letter-spacing: 0.02em;
}
.arrow { transition: transform 0.2s ease; display: inline-block; }
.btn-ghost:hover .arrow { transform: translateX(3px); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s;
}
.nav.scrolled {
  background: rgba(5, 6, 15, 0.72);
  border-bottom-color: var(--line);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
}
.nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  height: 66px; display: flex; align-items: center; gap: 28px;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark {
  width: 34px; height: 34px; color: #fff; flex-shrink: 0;
  filter: drop-shadow(0 0 12px rgba(129, 140, 248, 0.55));
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 14.5px; font-weight: 600; letter-spacing: 0.01em; }
.brand-text em {
  font-style: normal; font-size: 9.5px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--dim); font-weight: 500;
}
.nav-links { display: flex; align-items: center; gap: 26px; margin-left: 12px; font-size: 13.5px; color: var(--muted); }
.nav-links a { transition: color 0.18s ease; }
.nav-links a:hover { color: #fff; }
.nav-console { display: none; }
.nav-cta { margin-left: auto; }
.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  padding: 8px; margin-left: auto;
}
.nav-toggle span {
  display: block; width: 20px; height: 1.6px; background: #cfd2e0; margin: 5px 0;
  transition: transform 0.22s ease, opacity 0.2s;
}

/* ---------- hero ---------- */
.hero { position: relative; padding: 84px 0 72px; overflow: hidden; }
.bg-orbs { position: absolute; inset: 0; pointer-events: none; }
.orb { position: absolute; border-radius: 50%; filter: blur(110px); }
.orb-1 { width: 520px; height: 520px; left: -180px; top: -200px; background: rgba(99, 102, 241, 0.28); animation: drift 15s ease-in-out infinite; }
.orb-2 { width: 460px; height: 460px; right: -160px; top: 60px; background: rgba(217, 70, 239, 0.2); animation: drift2 18s ease-in-out infinite; }
.orb-3 { width: 420px; height: 420px; left: 32%; top: 460px; background: rgba(139, 92, 246, 0.14); animation: drift 22s ease-in-out infinite; }
@keyframes drift { 50% { transform: translate3d(34px, -42px, 0) scale(1.12); } }
@keyframes drift2 { 50% { transform: translate3d(-40px, 34px, 0) scale(0.94); } }
.grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.28) 1px, transparent 1px);
  background-size: 58px 58px; opacity: 0.1;
  -webkit-mask-image: radial-gradient(ellipse 78% 55% at 50% 0%, #000 35%, transparent 100%);
  mask-image: radial-gradient(ellipse 78% 55% at 50% 0%, #000 35%, transparent 100%);
}
.hero-grid {
  position: relative; display: grid; grid-template-columns: 1.06fr 0.94fr;
  gap: 56px; align-items: center;
}
.hero h1 {
  margin-top: 22px; font-size: clamp(38px, 5vw, 60px);
  line-height: 1.14; letter-spacing: -0.02em; font-weight: 700;
}
.hero h1 .grad { display: inline-block; }
.lead { margin-top: 22px; max-width: 520px; color: var(--muted); font-size: 15px; }
.hero-cta { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-note { margin-top: 16px; font-size: 12px; color: var(--dim); }

/* console mock */
.hero-visual { position: relative; }
.visual-glow {
  position: absolute; inset: -22px; border-radius: 30px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), transparent 45%, rgba(217, 70, 239, 0.22));
  filter: blur(26px);
}
.window {
  position: relative; border-radius: 18px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(11, 13, 28, 0.92);
  box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.9);
  animation: float 8s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-13px); } }
.window-bar {
  display: flex; align-items: center; gap: 6px; padding: 11px 14px;
  background: rgba(255, 255, 255, 0.035);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.tl { width: 11px; height: 11px; border-radius: 50%; }
.tl-r { background: rgba(244, 63, 94, 0.85); }
.tl-y { background: rgba(251, 191, 36, 0.85); }
.tl-g { background: rgba(52, 211, 153, 0.85); }
.window-title { margin-left: 10px; font-size: 11px; color: var(--dim); }
.window-body { display: grid; grid-template-columns: 128px 1fr; }
.mock-side {
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  padding: 12px 10px; font-size: 11px; color: #6b708c;
}
.mock-brand { display: flex; align-items: center; gap: 6px; color: #e2e5f0; font-weight: 600; font-size: 12px; margin-bottom: 12px; }
.mock-mark { width: 14px; height: 14px; border-radius: 5px; background: linear-gradient(135deg, #6366f1, #d946ef); }
.mock-nav { padding: 6px 8px; border-radius: 7px; margin-bottom: 2px; }
.mock-nav.on { background: rgba(255, 255, 255, 0.08); color: #fff; }
.mock-credit {
  margin-top: 16px; padding: 9px; border-radius: 10px;
  background: rgba(99, 102, 241, 0.12); border: 1px solid rgba(129, 140, 248, 0.2);
}
.mock-credit small { display: block; font-size: 9px; color: #9aa0bd; }
.mock-credit b { font-size: 16px; color: #fff; }
.mock-credit span { display: block; font-size: 9px; color: var(--indigo); margin-top: 2px; }
.mock-main { padding: 12px; }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-bottom: 10px; }
.mock-kpi {
  border-radius: 9px; padding: 7px 9px;
  background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.05);
}
.mock-kpi small { display: block; font-size: 9px; color: #7c81a0; }
.mock-kpi b { font-size: 15px; color: #fff; }
.mock-row {
  border-radius: 9px; padding: 8px 10px; margin-bottom: 6px;
  background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.05);
}
.mock-row-top { display: flex; justify-content: space-between; align-items: center; font-size: 10px; color: #c3c8dc; }
.mock-row-top em { font-style: normal; font-size: 9px; padding: 1px 7px; border-radius: 999px; }
.st-run { color: #a5b4fc; background: rgba(99, 102, 241, 0.18); }
.st-ai { color: #f0abfc; background: rgba(217, 70, 239, 0.16); }
.st-q { color: #8b90a8; background: rgba(255, 255, 255, 0.06); }
.bar { height: 5px; border-radius: 999px; background: rgba(255, 255, 255, 0.06); margin-top: 7px; overflow: hidden; }
.fill { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, #818cf8, #e879f9); }
.f1 { width: 78%; animation: p1 6s ease-in-out infinite alternate; }
.f2 { width: 54%; animation: p2 7s ease-in-out infinite alternate; }
.f3 { width: 26%; animation: p3 8s ease-in-out infinite alternate; }
@keyframes p1 { to { width: 96%; } }
@keyframes p2 { to { width: 74%; } }
@keyframes p3 { to { width: 42%; } }
.mock-status { display: flex; align-items: center; gap: 6px; font-size: 9.5px; color: #6b708c; padding: 4px 2px 0; }

/* stats */
.stats {
  margin-top: 66px; display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
}
.stats > div { padding: 22px 12px; text-align: center; border-right: 1px solid var(--line); }
.stats > div:last-child { border-right: 0; }
.stats b { display: block; font-size: 22px; font-weight: 600; }
.stats small { font-size: 11.5px; color: var(--dim); }

.glow-line { height: 1px; background: linear-gradient(90deg, transparent, rgba(129, 140, 248, 0.55), rgba(232, 121, 249, 0.55), transparent); }

/* ---------- sections ---------- */
.section { padding: 104px 0; }
.section-tight { padding: 76px 0; }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 56px; }
.section-head h2 {
  font-size: clamp(26px, 3.2vw, 38px); font-weight: 700; letter-spacing: -0.02em; line-height: 1.25;
}
.section-head p { margin-top: 14px; color: var(--muted); }

/* cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  position: relative; padding: 26px; border-radius: var(--radius);
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.028);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease, background 0.28s;
}
.card:hover {
  transform: translateY(-6px); border-color: rgba(129, 140, 248, 0.4);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 20px 50px -20px rgba(99, 102, 241, 0.4);
}
.card-ico {
  width: 44px; height: 44px; border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
}
.card-ico svg { width: 21px; height: 21px; stroke: #fff; stroke-width: 1.6; fill: none; }
.i-indigo { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.i-violet { background: linear-gradient(135deg, #8b5cf6, #d946ef); }
.i-pink { background: linear-gradient(135deg, #d946ef, #f43f5e); }
.i-blue { background: linear-gradient(135deg, #0ea5e9, #6366f1); }
.i-green { background: linear-gradient(135deg, #10b981, #14b8a6); }
.i-amber { background: linear-gradient(135deg, #f59e0b, #f97316); }
.card h3 { margin-top: 16px; font-size: 15px; font-weight: 600; }
.card p { margin-top: 8px; font-size: 13.2px; color: var(--muted); line-height: 1.72; }

/* steps */
.steps { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.steps-line {
  position: absolute; left: 6%; right: 6%; top: 28px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(129, 140, 248, 0.4), rgba(232, 121, 249, 0.4), transparent);
}
.step { position: relative; text-align: center; }
.step b {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 17px;
  border: 1px solid rgba(129, 140, 248, 0.3); background: var(--bg-soft);
  color: #a5b4fc; font-size: 17px; font-weight: 700;
  box-shadow: 0 0 34px rgba(99, 102, 241, 0.22);
}
.step h3 { margin-top: 16px; font-size: 14.5px; font-weight: 600; }
.step p { margin-top: 6px; font-size: 12.8px; color: var(--muted); }

/* why */
.why-grid { display: grid; grid-template-columns: 1fr 0.92fr; gap: 60px; align-items: center; }
.why-copy h2 { font-size: clamp(26px, 3.2vw, 36px); line-height: 1.28; letter-spacing: -0.02em; }
.why-copy > p { margin-top: 18px; color: var(--muted); max-width: 480px; }
.why-list { list-style: none; margin-top: 30px; display: grid; gap: 18px; }
.why-list li { display: flex; gap: 13px; align-items: flex-start; }
.tick {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(52, 211, 153, 0.14); color: var(--green); font-size: 12px; margin-top: 1px;
}
.why-list b { font-size: 14.5px; font-weight: 600; }
.why-list p { font-size: 13px; color: var(--muted); margin-top: 3px; }
.why-visual { position: relative; display: grid; gap: 16px; }
.panel {
  border-radius: 18px; border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  padding: 22px; backdrop-filter: blur(6px);
}
.panel-head { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.panel-big { margin-top: 10px; display: flex; align-items: baseline; gap: 8px; }
.panel-big b { font-size: 38px; font-weight: 700; color: #fff; letter-spacing: -0.02em; }
.panel-big small { font-size: 12px; color: var(--dim); }
.panel-big em { font-style: normal; margin-left: auto; font-size: 12px; color: var(--green); }
.panel-bars { margin-top: 20px; display: grid; gap: 12px; }
.panel-bars > div { display: grid; grid-template-columns: 78px 1fr; align-items: center; gap: 12px; font-size: 11.5px; color: var(--muted); }
.panel-bars i {
  display: block; height: 6px; border-radius: 999px;
  background: linear-gradient(90deg, #6366f1, #e879f9);
  width: var(--w); animation: grow 1.2s ease both;
}
@keyframes grow { from { width: 0; } }
.panel-foot { margin-top: 18px; font-size: 11px; color: var(--dim); }
.panel-mini { padding: 18px 22px; }
.panel-mini small { font-size: 11.5px; color: var(--dim); }
.panel-mini b { display: block; font-size: 28px; font-weight: 700; margin-top: 2px; }
.panel-mini span { font-size: 11.5px; color: var(--muted); }

/* download */
.download { position: relative; }
.dl-wrap {
  position: relative; border-radius: 26px; padding: 58px 44px;
  border: 1px solid rgba(129, 140, 248, 0.2);
  background: linear-gradient(150deg, rgba(99, 102, 241, 0.14), rgba(11, 13, 28, 0.9) 45%, rgba(217, 70, 239, 0.13));
  overflow: hidden;
}
.dl-glow { position: absolute; width: 320px; height: 320px; border-radius: 50%; background: rgba(99, 102, 241, 0.24); filter: blur(100px); left: -60px; top: -120px; }
.dl-wrap .section-head { margin-bottom: 40px; }
.dl-cards { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dl-card {
  border-radius: 18px; padding: 26px;
  border: 1px solid var(--line); background: rgba(5, 6, 15, 0.55);
}
.dl-mac { border-color: rgba(129, 140, 248, 0.32); }
.dl-top { display: flex; align-items: center; gap: 14px; }
.dl-ico {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}
.dl-ico svg { width: 22px; height: 22px; stroke: #fff; stroke-width: 1.6; fill: none; }
.dl-ico.muted { background: rgba(255, 255, 255, 0.07); }
.dl-ico.muted svg { stroke: var(--dim); }
.dl-card h3 { font-size: 17px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.tag { font-size: 10px; font-weight: 500; padding: 2px 7px; border-radius: 5px; background: rgba(52, 211, 153, 0.15); color: var(--green); }
.dl-card .dl-top p { font-size: 11.8px; color: var(--dim); margin-top: 2px; }
.dl-card ul { list-style: none; margin: 18px 0 22px; display: grid; gap: 8px; }
.dl-card li { position: relative; padding-left: 15px; font-size: 12.8px; color: var(--muted); }
.dl-card li::before { content: "·"; position: absolute; left: 3px; color: var(--indigo); }
.dl-hint { margin-top: 12px; font-size: 11px; color: var(--dim); line-height: 1.6; }
.install {
  position: relative; margin-top: 26px; padding: 24px 26px;
  border-radius: 16px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.025);
}
.install h3 { font-size: 13.5px; font-weight: 600; }
.install-steps { margin-top: 18px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.install-steps > div { display: grid; grid-template-columns: 30px 1fr; gap: 10px; }
.install-steps b {
  grid-row: span 2; width: 30px; height: 30px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(129, 140, 248, 0.3); background: var(--bg-soft);
  color: #a5b4fc; font-size: 12.5px;
}
.install-steps span { font-size: 12.8px; font-weight: 500; }
.install-steps p { font-size: 11.5px; color: var(--dim); }

/* faq */
.faq {
  border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, 0.025);
  padding: 18px 22px; margin-bottom: 12px;
}
.faq summary {
  cursor: pointer; font-size: 14px; font-weight: 500; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--indigo); font-size: 18px; transition: transform 0.2s; }
.faq[open] summary::after { transform: rotate(45deg); }
.faq p { margin-top: 12px; font-size: 13px; color: var(--muted); line-height: 1.75; }

/* final CTA */
.cta-final { padding: 0 0 96px; }
.cta-box {
  text-align: center; padding: 62px 30px; border-radius: 26px;
  border: 1px solid rgba(129, 140, 248, 0.22);
  background:
    radial-gradient(600px 220px at 50% 0%, rgba(99, 102, 241, 0.2), transparent 70%),
    linear-gradient(160deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
}
.cta-box h2 { font-size: clamp(25px, 3.2vw, 36px); line-height: 1.3; letter-spacing: -0.02em; font-weight: 700; }
.cta-box p { margin-top: 14px; color: var(--muted); }
.cta-box .hero-cta { justify-content: center; }

/* contact */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  max-width: 880px; margin: 0 auto;
}
.contact-card {
  display: flex; gap: 15px; align-items: flex-start; padding: 22px 24px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
  transition: border-color 0.22s, transform 0.22s, box-shadow 0.22s;
}
.contact-card:hover {
  border-color: rgba(129, 140, 248, 0.42);
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(99, 102, 241, 0.14);
}
.contact-card-wide { grid-column: 1 / -1; }
.contact-ico {
  flex: none; width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center;
  border: 1px solid rgba(129, 140, 248, 0.25);
  background: linear-gradient(160deg, rgba(129, 140, 248, 0.18), rgba(232, 121, 249, 0.1));
}
.contact-ico svg { width: 18px; height: 18px; stroke: var(--indigo); stroke-width: 1.6; fill: none; }
.contact-card b {
  display: block; font-size: 11px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--dim);
}
.contact-card a, .contact-value {
  display: inline-block; margin-top: 7px; font-size: 15px; color: var(--text);
  transition: color 0.18s;
}
.contact-card a:hover { color: var(--indigo); }
.contact-card small { display: block; margin-top: 7px; font-size: 12.5px; color: var(--muted); line-height: 1.6; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 34px 0; }
.footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand { display: flex; flex-direction: column; gap: 10px; }
.footer .brand-mark { width: 26px; height: 26px; filter: none; color: #8b90a8; }
.footer .brand-text strong { font-size: 13px; color: #b9bdd0; }
.footer-contact { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; color: var(--dim); }
.footer-contact a { color: #9ca1b8; transition: color 0.18s; }
.footer-contact a:hover { color: var(--indigo); }
.footer-contact i { color: #3c4056; font-style: normal; }
.footer-addr { font-size: 11.5px; color: #4d5270; }
.footer-links { display: flex; gap: 24px; font-size: 12px; color: var(--dim); flex-wrap: wrap; }
.footer-links a { transition: color 0.18s; }
.footer-links a:hover { color: #d7dae6; }

/* reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 42px; }
  .hero { padding-top: 60px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 34px; }
  .steps-line { display: none; }
  .dl-cards { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; left: 0; right: 0; top: 66px; padding: 14px 24px 20px;
    background: rgba(5, 6, 15, 0.97); border-bottom: 1px solid var(--line);
  }
  .nav.open .nav-links a { padding: 10px 0; width: 100%; font-size: 14px; }
  .nav.open .nav-console { display: block; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats > div:nth-child(2) { border-right: 0; }
  .stats > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .window-body { grid-template-columns: 1fr; }
  .mock-side { display: none; }
  .dl-wrap { padding: 38px 22px; }
  .install-steps { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .section { padding: 72px 0; }
  .hero h1 { font-size: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}