/* ============================================================
   DOMOSTROY v2 — современный тех-стиль
   Глубокий сине-стальной фон · стекло · градиентные акценты
   ============================================================ */

:root {
  --bg:          #0a1424;
  --bg-2:        #0d1a2e;
  --bg-3:        #112139;
  --surface:     #14243d;
  --surface-2:   #1a2f4d;

  --red:         #e0293b;
  --red-deep:    #a01e2d;
  --gold:        #e8b84b;
  --gold-soft:   #d4a437;

  --grad-accent: linear-gradient(120deg, #e0293b 0%, #e8b84b 100%);
  --grad-glow:   linear-gradient(120deg, rgba(224,41,59,0.20) 0%, rgba(232,184,75,0.13) 100%);
  --grad-surface:linear-gradient(160deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.01) 100%);

  --text:        #eaf1fb;
  --text-soft:   #a9bdd6;
  --text-dim:    #6b82a0;
  --white:       #ffffff;

  --line:        rgba(255,255,255,0.09);
  --line-strong: rgba(255,255,255,0.16);
  --whatsapp:    #25d366;

  --font-display: 'Space Grotesk', 'Manrope', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  --wrap: 1220px;
  --radius: 16px;
  --radius-sm: 10px;
  --glow-red:  0 0 40px rgba(224,41,59,0.25);
  --glow-gold: 0 0 40px rgba(232,184,75,0.20);
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.7;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: ''; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, #000 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, #000 40%, transparent 100%);
}
body::after {
  content: ''; position: fixed; top: -20%; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px; z-index: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(224,41,59,0.10) 0%, rgba(232,184,75,0.05) 40%, transparent 70%);
  filter: blur(40px);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { font-family: var(--font-display); line-height: 1.1; font-weight: 700; color: var(--white); letter-spacing: -0.02em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 28px; position: relative; z-index: 1; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-weight: 500; font-size: 12px;
  letter-spacing: 2px; text-transform: uppercase; color: var(--gold); margin-bottom: 20px;
}
.eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--gold); opacity: .6; }

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,20,36,0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.logo { font-family: var(--font-display); font-weight: 700; font-size: 25px; letter-spacing: 0.5px; color: var(--white); display: inline-flex; align-items: center; }
.logo-img { height: 42px; width: auto; display: block; }
.logo-text .o { color: var(--red); transition: color .3s; }
.logo:hover .o { color: var(--gold); }

.nav { display: flex; align-items: center; gap: 2px; }
.nav a { color: var(--text-soft); padding: 9px 14px; font-size: 14.5px; font-weight: 500; border-radius: 8px; transition: color .2s, background .2s; }
.nav a:hover { color: var(--white); background: rgba(255,255,255,0.05); }
.nav a.active { color: var(--gold); }

.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: flex; gap: 3px; }
.mobile-lang { display: none; }
.lang-switch a { color: var(--text-dim); font-family: var(--font-mono); font-size: 12px; font-weight: 500; padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; transition: all .2s; }
.lang-switch a:hover { border-color: var(--gold); color: var(--white); }
.lang-switch a.active { background: var(--grad-accent); color: #1a0808; border-color: transparent; font-weight: 700; }

.btn-phone { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--gold); transition: all .25s; }
.btn-phone:hover { background: var(--grad-accent); color: #1a0808; border-color: transparent; box-shadow: var(--glow-gold); }

.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.burger span { width: 26px; height: 2px; background: var(--white); border-radius: 2px; transition: .3s; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 30px; font-family: var(--font-body); font-weight: 600; font-size: 15.5px; border-radius: 12px; border: none; cursor: pointer; transition: all .28s cubic-bezier(.2,.7,.3,1); position: relative; overflow: hidden; }
.btn-primary { background: var(--grad-accent); color: #1a0808; font-weight: 700; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--glow-red); }
.btn-ghost { background: rgba(255,255,255,0.04); color: var(--white); border: 1px solid var(--line-strong); backdrop-filter: blur(10px); }
.btn-ghost:hover { background: rgba(255,255,255,0.10); border-color: var(--gold); transform: translateY(-3px); }
.btn-lg { padding: 18px 40px; font-size: 17px; }

/* HERO */
.hero { position: relative; padding: 120px 0 100px; overflow: hidden; }
.hero-content { position: relative; max-width: 820px; z-index: 2; }
.hero h1 { font-size: clamp(40px, 6.5vw, 76px); margin-bottom: 26px; font-weight: 700; letter-spacing: -0.03em; line-height: 1.02; }
.hero h1 .accent { background: var(--grad-accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { font-size: clamp(17px, 2vw, 21px); color: var(--text-soft); margin-bottom: 38px; max-width: 620px; line-height: 1.6; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 48px; margin-top: 64px; flex-wrap: wrap; }
.hero-stat .num { font-family: var(--font-display); font-size: 48px; font-weight: 700; line-height: 1; background: var(--grad-accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-stat .num sup { font-size: 24px; }
.hero-stat .label { font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-dim); margin-top: 10px; }

.hero-visual { position: absolute; top: 50%; right: -40px; transform: translateY(-50%); width: 420px; height: 460px; z-index: 1; }
.float-card { position: absolute; border-radius: var(--radius); border: 1px solid var(--line-strong); background: var(--grad-surface); backdrop-filter: blur(12px); box-shadow: var(--shadow); padding: 20px; }
.float-card.c1 { top: 0; right: 40px; width: 220px; animation: float1 7s ease-in-out infinite; }
.float-card.c2 { top: 180px; right: 180px; width: 200px; animation: float2 8s ease-in-out infinite; }
.float-card.c3 { top: 320px; right: 20px; width: 210px; animation: float1 9s ease-in-out infinite reverse; }
.float-card .fc-ico { font-size: 26px; margin-bottom: 8px; }
.float-card .fc-t { font-family: var(--font-display); font-weight: 600; font-size: 16px; color: var(--white); }
.float-card .fc-d { font-size: 12.5px; color: var(--text-dim); font-family: var(--font-mono); margin-top: 2px; }
@keyframes float1 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-18px)} }
@keyframes float2 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(16px)} }

/* SECTIONS */
.section { padding: 100px 0; position: relative; }
.section-head { max-width: 720px; margin: 0 auto 64px; text-align: center; }
.section-head h2 { font-size: clamp(30px, 4.5vw, 48px); margin-bottom: 18px; letter-spacing: -0.03em; }
.section-head .eyebrow { justify-content: center; }
.section-head p { color: var(--text-soft); font-size: 18px; }

/* GRID */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2,1fr); }
.grid-3 { grid-template-columns: repeat(3,1fr); }
.grid-4 { grid-template-columns: repeat(4,1fr); }

/* CARD */
.card-wrap { display: block; text-decoration: none; color: inherit; }
.card { background: var(--grad-surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; position: relative; overflow: hidden; transition: transform .35s cubic-bezier(.2,.7,.3,1), border-color .35s; backdrop-filter: blur(6px); }
.card::before { content: ''; position: absolute; inset: 0; border-radius: var(--radius); padding: 1px; background: var(--grad-accent); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .35s; }
.card:hover { transform: translateY(-8px); }
.card:hover::before { opacity: 1; }
.card .ico { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 28px; margin-bottom: 20px; background: var(--grad-glow); border: 1px solid var(--line); transition: transform .35s; }
.card:hover .ico { transform: scale(1.08) rotate(-4deg); }
.card h3 { font-size: 22px; margin-bottom: 12px; }
.card p { color: var(--text-soft); font-size: 15px; margin-bottom: 20px; }
.card .card-link { font-family: var(--font-mono); font-size: 13px; letter-spacing: .5px; color: var(--gold); display: inline-flex; align-items: center; gap: 8px; transition: gap .25s; }
.card:hover .card-link { gap: 14px; }

/* FEATURES */
.features { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px 44px; }
.feature { display: flex; gap: 16px; align-items: flex-start; padding: 4px 0; }
.feature .check { flex-shrink: 0; width: 34px; height: 34px; border-radius: 10px; background: var(--grad-glow); border: 1px solid var(--line-strong); color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; }
.feature h4 { font-family: var(--font-display); font-size: 16.5px; margin-bottom: 4px; color: var(--white); }
.feature p { color: var(--text-soft); font-size: 14.5px; margin: 0; }

/* PAGE HEAD */
.page-head { padding: 80px 0 50px; position: relative; }
.page-head h1 { font-size: clamp(32px, 5vw, 56px); letter-spacing: -0.03em; }
.breadcrumb { font-family: var(--font-mono); font-size: 13px; color: var(--text-dim); margin-top: 16px; }
.breadcrumb a { color: var(--gold); }

/* STEPS */
.steps { display: grid; gap: 16px; counter-reset: step; }
.step { display: flex; gap: 24px; align-items: flex-start; padding: 26px 28px; background: var(--grad-surface); border: 1px solid var(--line); border-radius: var(--radius); transition: border-color .3s, transform .3s; }
.step:hover { border-color: var(--line-strong); transform: translateX(6px); }
.step::before { counter-increment: step; content: counter(step,decimal-leading-zero); font-family: var(--font-mono); font-size: 18px; font-weight: 700; flex-shrink: 0; background: var(--grad-accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; min-width: 30px; }
.step h4 { font-family: var(--font-display); font-size: 18px; margin-bottom: 6px; color: var(--white); }
.step p { color: var(--text-soft); font-size: 15px; }

/* BENEFIT */
.benefit-hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.benefit-hero h2 { font-size: clamp(26px,3.5vw,38px); }
.benefit-hero > div > p { color: var(--text-soft); }
.benefit-box { background: var(--grad-surface); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 36px; position: relative; overflow: hidden; backdrop-filter: blur(8px); }
.benefit-box::after { content: ''; position: absolute; top: -50%; right: -30%; width: 300px; height: 300px; background: radial-gradient(circle, rgba(232,184,75,0.12), transparent 70%); pointer-events: none; }
.benefit-box h3 { color: var(--gold); margin-bottom: 22px; font-size: 20px; position: relative; }
.benefit-box ul { list-style: none; position: relative; }
.benefit-box li { padding: 12px 0 12px 32px; position: relative; border-bottom: 1px solid var(--line); color: var(--text-soft); font-size: 15px; }
.benefit-box li:last-child { border-bottom: none; }
.benefit-box li::before { content: '→'; position: absolute; left: 0; color: var(--gold); font-weight: 700; }

/* STATS STRIP */
.stats-strip { padding: 60px 0; position: relative; background: linear-gradient(90deg, rgba(224,41,59,0.10), rgba(232,184,75,0.06)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats-strip .grid-4 { text-align: center; }
.stats-strip .num { font-family: var(--font-display); font-size: 44px; font-weight: 700; background: var(--grad-accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stats-strip .label { font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-soft); margin-top: 6px; }

.section-alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015), transparent); }
.section-navy h2, .section-navy h3 { color: var(--white); }

/* FORM */
.form-section { position: relative; }
.form-card { background: var(--grad-surface); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 44px; max-width: 580px; margin: 0 auto; backdrop-filter: blur(14px); box-shadow: var(--shadow); position: relative; overflow: hidden; }
.form-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--grad-accent); }
.form-card h3 { text-align: center; margin-bottom: 8px; font-size: 26px; }
.form-card .form-sub { text-align: center; color: var(--text-soft); margin-bottom: 28px; font-size: 15px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: var(--font-mono); font-size: 12px; letter-spacing: .5px; text-transform: uppercase; font-weight: 500; margin-bottom: 8px; color: var(--text-soft); }
.field input, .field select, .field textarea { width: 100%; padding: 15px 16px; border: 1px solid var(--line-strong); border-radius: 10px; font-family: var(--font-body); font-size: 15px; color: var(--white); background: rgba(255,255,255,0.03); transition: all .2s; }
.field input::placeholder, .field textarea::placeholder { color: var(--text-dim); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,0.06); box-shadow: 0 0 0 3px rgba(232,184,75,0.12); }
.field .req { color: var(--red); }
.file-drop { border: 2px dashed var(--line-strong); border-radius: 12px; padding: 28px 22px; text-align: center; color: var(--text-dim); cursor: pointer; transition: all .2s; font-size: 14px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.file-drop:hover { border-color: var(--gold); color: var(--text-soft); background: rgba(255,255,255,0.02); }
.file-drop.drag-over { border-color: var(--gold); background: rgba(232,184,75,0.08); color: var(--text-soft); transform: scale(1.01); }
.file-drop-icon { font-size: 26px; opacity: 0.7; }
.file-drop-text { font-size: 14px; font-weight: 500; }
.file-drop-hint { font-size: 12px; opacity: 0.6; letter-spacing: 0.5px; }
.file-drop .file-name { font-size: 13px; color: var(--gold); font-weight: 600; margin-top: 4px; word-break: break-all; }
.file-drop.has-file { border-style: solid; border-color: var(--gold); }
.file-input { width: 100%; padding: 12px; border: 1.5px solid var(--line-strong); border-radius: 10px; background: rgba(255,255,255,0.02); color: var(--text-soft); font-size: 14px; cursor: pointer; }
.file-input::file-selector-button { background: var(--grad-accent, #e0293b); color: #fff; border: none; padding: 8px 16px; border-radius: 8px; margin-right: 12px; cursor: pointer; font-weight: 600; }
.form-or { display: flex; align-items: center; text-align: center; margin: 16px 0; color: var(--text-dim); font-size: 13px; }
.form-or::before, .form-or::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.form-or span { padding: 0 14px; }
.btn-whatsapp { background: #25D366; color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-whatsapp:hover { background: #1eb955; color: #fff; }
.form-note { font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); text-align: center; margin-top: 16px; }

/* PARTNERS */
.partner-card { display: grid; grid-template-columns: 220px 1fr; gap: 36px; align-items: center; background: var(--grad-surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 38px; transition: border-color .3s, transform .3s; margin-bottom: 22px; backdrop-filter: blur(6px); }
.partner-card:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.partner-logo { background: #fff; border-radius: 12px; padding: 24px; display: flex; align-items: center; justify-content: center; min-height: 120px; }
.partner-info h3 { font-size: 22px; margin-bottom: 8px; }
.partner-info .role { font-family: var(--font-mono); color: var(--gold); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 14px; }
.partner-info p { color: var(--text-soft); margin-bottom: 16px; font-size: 15px; }
.partner-meta { font-size: 14px; color: var(--text-dim); line-height: 2; }
.partner-meta a { color: var(--gold); }

/* PORTFOLIO */
.portfolio-item { background: var(--grad-surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .35s, border-color .35s; }
.portfolio-item:hover { transform: translateY(-8px); border-color: var(--line-strong); }
.portfolio-img { aspect-ratio: 4/3; background: linear-gradient(135deg, var(--surface), var(--bg-2)); display: flex; align-items: center; justify-content: center; color: var(--text-dim); font-family: var(--font-mono); font-size: 13px; text-align: center; padding: 20px; border-bottom: 1px solid var(--line); }
.portfolio-img .ph-label { border: 1px dashed var(--line-strong); padding: 14px 20px; border-radius: 8px; }
.portfolio-body { padding: 24px; }
.portfolio-body h4 { font-family: var(--font-display); font-size: 18px; margin-bottom: 8px; color: var(--white); }
.portfolio-body > p { color: var(--text-soft); font-size: 14px; }
.portfolio-meta { display: flex; gap: 18px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); margin-top: 14px; }
.portfolio-meta span { display: inline-flex; align-items: center; gap: 6px; }

/* CTA */
.cta-band { padding: 90px 0; text-align: center; position: relative; overflow: hidden; background: linear-gradient(135deg, rgba(224,41,59,0.14), rgba(232,184,75,0.08)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cta-band::before { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse 60% 100% at 50% 100%, rgba(232,184,75,0.12), transparent 70%); }
.cta-band h2 { font-size: clamp(28px,4.5vw,44px); margin-bottom: 16px; letter-spacing: -0.03em; }
.cta-band p { font-size: 18px; margin-bottom: 32px; color: var(--text-soft); }

/* FOOTER */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--line); padding: 70px 0 32px; position: relative; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 44px; margin-bottom: 48px; }
.footer-col h4 { color: var(--white); font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 11px; }
.footer-col a { color: var(--text-soft); transition: color .2s; }
.footer-col a:hover { color: var(--gold); }
.footer-about p { font-size: 14.5px; line-height: 1.8; margin-top: 16px; color: var(--text-soft); }
.footer-contact li { display: flex; gap: 10px; font-size: 14.5px; color: var(--text-soft); }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 26px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); }

/* WHATSAPP */
.wa-float { position: fixed; bottom: 28px; right: 28px; width: 62px; height: 62px; border-radius: 18px; background: var(--whatsapp); display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 30px rgba(37,211,102,.4); z-index: 99; transition: transform .25s; }
.wa-float::before { content: ''; position: absolute; inset: -4px; border-radius: 22px; border: 2px solid var(--whatsapp); opacity: 0; animation: waPulse 2.5s ease-out infinite; }
@keyframes waPulse { 0%{opacity:.6; transform:scale(1)} 100%{opacity:0; transform:scale(1.3)} }
.wa-float:hover { transform: scale(1.1) rotate(-6deg); }
.wa-float svg { width: 32px; height: 32px; position: relative; }

/* SCROLL REVEAL */
[data-reveal] { opacity: 0; transform: translateY(30px); transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }

/* RTL */
[dir="rtl"] .benefit-box li { padding: 12px 32px 12px 0; }
[dir="rtl"] .benefit-box li::before { left: auto; right: 0; content: '←'; }
[dir="rtl"] .step:hover { transform: translateX(-6px); }
[dir="rtl"] .wa-float { right: auto; left: 28px; }
[dir="rtl"] .hero-visual { right: auto; left: -40px; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero-visual { display: none; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .benefit-hero { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: repeat(2,1fr); }
  .partner-card { grid-template-columns: 1fr; text-align: center; }
  .partner-logo { max-width: 240px; margin: 0 auto; }
}
@media (max-width: 720px) {
  .nav, .header-actions .lang-switch { display: none; }
  .burger { display: flex; }
  .nav.open { display: flex; flex-direction: column; position: absolute; top: 76px; left: 0; right: 0; background: rgba(10,20,36,0.97); backdrop-filter: blur(20px); padding: 16px; gap: 4px; border-bottom: 1px solid var(--line); }
  .nav.open a { width: 100%; padding: 12px 14px; }
  /* Переключатель языков внутри мобильного меню */
  .nav.open .mobile-lang { display: flex; gap: 8px; margin-top: 12px; padding-top: 16px; border-top: 1px solid var(--line); }
  .nav.open .mobile-lang a { width: auto; flex: 1; text-align: center; padding: 10px 0; font-family: var(--font-mono); font-size: 13px; border: 1px solid var(--line-strong); border-radius: 8px; color: var(--text-soft); }
  .nav.open .mobile-lang a.active { background: var(--grad-accent); color: #1a0808; border-color: transparent; font-weight: 700; }
  .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 80px 0 60px; }
  .hero-stats { gap: 32px; }
  .section { padding: 64px 0; }
  .form-card { padding: 30px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; }
}
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }