:root {
  /* Базовые цвета бренда */
  --g50: #edfaf2; --g100: #c5f0d8; --g400: #2db865; --g600: #1a8a46; --g800: #0d5229;
  --accent: #27c76a;
  --accent-dark: #1a8a46;
  --pure-white: #ffffff;
  --font-head: 'Unbounded', sans-serif;
  --font-body: 'Onest', sans-serif;
  --ease: cubic-bezier(.25,.8,.25,1);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);

  /* Темная тема (По умолчанию) */
  --s900: #0b0f0d;
  --s800: #141a17;
  --s700: #1e2721;
  --s500: #374d3e;
  --s300: #7d9485;
  --s200: #b8cbbf;
  --s100: #e8f0ea;
  --white: #ffffff;

  --bg-glass: rgba(11, 15, 13, 0.9);
  --border-light: rgba(255, 255, 255, 0.06);
  --border-med: rgba(255, 255, 255, 0.15);
  --hero-bg: linear-gradient(135deg, #0b0f0d 0%, #0f1f14 50%, #0b0f0d 100%);
  --hero-grid: rgba(39, 199, 106, 0.06);
  --hero-glow: rgba(39, 199, 106, 0.12);
  --card-shadow: none;
  --card-shadow-hover: none;
  --calc-total-bg: var(--g800);
  --calc-total-text: var(--white);
  --calc-total-sub: var(--g100);
  --gallery-text: var(--white);
  --btn-outline: rgba(255, 255, 255, 0.3);
  --input-focus-bg: var(--s700);
  --cta-input-bg: rgba(255, 255, 255, 0.07);
  
  /* Специфичные цвета для блока CTA (Темная тема) */
  --cta-bg: linear-gradient(135deg, #0f2018 0%, #0b1a11 50%, #0f2018 100%);
  --cta-text: #ffffff;
  --cta-subtext: #b8cbbf;
}

body.light-theme {
  /* Светлая тема */
  --s900: #f4f7f5;
  --s800: #ffffff;
  --s700: #e8f0ea;
  --s500: #7d9485;
  --s300: #5a6b60;
  --s200: #374d3e;
  --s100: #1e2721;
  --white: #111814;

  --bg-glass: rgba(255, 255, 255, 0.9);
  --border-light: rgba(0, 0, 0, 0.08);
  --border-med: rgba(0, 0, 0, 0.15);
  --hero-bg: linear-gradient(135deg, #f4f7f5 0%, #e8ece9 50%, #f4f7f5 100%);
  --hero-grid: rgba(39, 199, 106, 0.15);
  --hero-glow: rgba(39, 199, 106, 0.08);
  --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
  --card-shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.06);
  --calc-total-bg: var(--g50);
  --calc-total-text: var(--g800);
  --calc-total-sub: var(--s300);
  --gallery-text: #ffffff; 
  --btn-outline: rgba(0, 0, 0, 0.15);
  --input-focus-bg: var(--pure-white);
  --cta-input-bg: var(--pure-white);
  
  /* Специфичные цвета для блока CTA (Светлая тема) */
  --cta-bg: linear-gradient(135deg, #e8f0ea 0%, #d5e3da 50%, #e8f0ea 100%);
  --cta-text: #111814;
  --cta-subtext: #5a6b60;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--s900); color: var(--white); overflow-x: hidden; transition: background 0.3s, color 0.3s; }

/* ─── UTILITY ─── */
.container { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.tag { display: inline-block; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; color: var(--accent-dark); border: 1px solid var(--accent-dark); border-radius: 2px; padding: 4px 12px; margin-bottom: 20px; }
.section-title { font-family: var(--font-head); font-size: clamp(28px,3.5vw,48px); font-weight: 700; line-height: 1.15; color: var(--white); }
.section-sub { font-size: 16px; color: var(--s200); line-height: 1.7; max-width: 560px; }
.btn { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-body); font-weight: 600; font-size: 15px; cursor: pointer; border: none; text-decoration: none; transition: all .3s var(--ease); }
.btn-primary { background: var(--accent); color: #000; padding: 16px 32px; border-radius: 4px; }
.btn-primary:hover { background: var(--pure-white); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(39,199,106,.35); }
.btn-outline { background: transparent; color: var(--white); padding: 15px 32px; border-radius: 4px; border: 1.5px solid var(--btn-outline); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent-dark); }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ─── HEADER ─── */
header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .4s, backdrop-filter .4s, border-color .4s; }
header.scrolled { background: var(--bg-glass); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-light); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { font-family: var(--font-head); font-size: 20px; font-weight: 700; color: var(--white); text-decoration: none; letter-spacing: -.02em; }
.logo span { color: var(--accent-dark); }
.nav { display: flex; gap: 32px; list-style: none; }
.nav a { color: var(--s200); text-decoration: none; font-size: 14px; font-weight: 500; transition: color .2s; }
.nav a:hover { color: var(--accent-dark); }
.header-cta { display: flex; align-items: center; gap: 20px; }
.phone { font-weight: 600; font-size: 16px; color: var(--white); text-decoration: none; letter-spacing: .01em; }
.phone:hover { color: var(--accent-dark); }

/* ─── THEME TOGGLE ─── */
.theme-toggle { background: transparent; border: 1px solid var(--border-med); color: var(--white); width: 44px; height: 44px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s var(--ease); padding: 0; }
.theme-toggle:hover { border-color: var(--accent); color: var(--accent-dark); }
.theme-toggle svg { width: 20px; height: 20px; }
.moon-icon { display: none; }
body.light-theme .moon-icon { display: block; }
body.light-theme .sun-icon { display: none; }

/* ─── HERO ─── */
.hero { min-height: 100vh; position: relative; display: flex; align-items: center; overflow: hidden; padding-top: 76px; }
.hero-bg { position: absolute; inset: 0; background: var(--hero-bg); transition: background 0.3s; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--hero-grid) 1px, transparent 1px), linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px); background-size: 60px 60px; transition: background-image 0.3s; }
.hero-glow { position: absolute; top: -20%; right: -10%; width: 800px; height: 800px; background: radial-gradient(circle, var(--hero-glow) 0%, transparent 65%); pointer-events: none; transition: background 0.3s; }
.hero-content { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; padding: 80px 0; }
.hero-eyebrow { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.hero-eyebrow-line { width: 40px; height: 2px; background: var(--accent-dark); }
.hero-eyebrow-text { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-dark); font-weight: 600; }
.hero h1 { font-family: var(--font-head); font-size: clamp(36px,4.5vw,62px); font-weight: 700; line-height: 1.1; letter-spacing: -.02em; margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--accent-dark); }
.hero-desc { font-size: 17px; color: var(--s200); line-height: 1.8; margin-bottom: 40px; max-width: 480px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 40px; }
.stat-num { font-family: var(--font-head); font-size: 32px; font-weight: 700; color: var(--white); line-height: 1; }
.stat-num span { color: var(--accent-dark); }
.stat-label { font-size: 13px; color: var(--s300); margin-top: 6px; }
.hero-visual { position: relative; }
.hero-img-wrap { position: relative; border-radius: 8px; overflow: hidden; }
.hero-img-wrap::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(39,199,106,.1) 0%, transparent 60%); pointer-events: none; }
.hero-img-wrap img { width: 100%; height: 520px; object-fit: cover; display: block; }
.hero-badge { position: absolute; bottom: 28px; left: -28px; background: var(--s800); border: 1px solid var(--border-light); border-radius: 6px; padding: 16px 20px; display: flex; align-items: center; gap: 14px; box-shadow: var(--card-shadow); transition: background 0.3s, border-color 0.3s; }
.hero-badge-icon { width: 44px; height: 44px; background: rgba(39,199,106,.15); border-radius: 6px; display: flex; align-items: center; justify-content: center; }
.hero-badge-icon svg { width: 24px; height: 24px; fill: var(--accent-dark); }
.hero-badge-text strong { display: block; font-size: 15px; font-weight: 600; color: var(--white); }
.hero-badge-text span { font-size: 12px; color: var(--s300); }
.hero-cert { position: absolute; top: 28px; right: -20px; background: var(--s800); border: 1px solid var(--border-light); border-radius: 6px; padding: 12px 16px; text-align: center; box-shadow: var(--card-shadow); transition: background 0.3s, border-color 0.3s; }
.hero-cert strong { display: block; font-family: var(--font-head); font-size: 22px; color: var(--accent-dark); }
.hero-cert span { font-size: 11px; color: var(--s300); display: block; }
.scroll-hint { position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--s300); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.scroll-line { width: 1px; height: 48px; background: linear-gradient(var(--accent-dark), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%, 100% { opacity: .3; } 50% { opacity: 1; } }

/* ─── SERVICES STRIP ─── */
.services-strip { background: var(--s800); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); padding: 0; transition: background 0.3s, border-color 0.3s; }
.services-strip-inner { display: flex; overflow-x: auto; scrollbar-width: none; }
.services-strip-inner::-webkit-scrollbar { display: none; }
.strip-item { flex: 1; min-width: 200px; padding: 28px 32px; border-right: 1px solid var(--border-light); display: flex; align-items: center; gap: 14px; cursor: pointer; transition: background .3s; }
.strip-item:last-child { border-right: none; }
.strip-item:hover { background: rgba(39,199,106,.07); }
.strip-icon { width: 40px; height: 40px; background: rgba(39,199,106,.12); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.strip-icon svg { width: 20px; height: 20px; stroke: var(--accent-dark); fill: none; stroke-width: 2; }
.strip-text strong { display: block; font-size: 14px; font-weight: 600; color: var(--white); }
.strip-text span { font-size: 12px; color: var(--s300); }

/* ─── CALCULATOR ─── */
.calculator-section { padding: 120px 0; background: var(--s900); transition: background 0.3s; }
.calc-grid { display: grid; grid-template-columns: 1fr 480px; gap: 80px; align-items: start; margin-top: 64px; }
.calc-form { background: var(--s800); border: 1px solid var(--border-light); border-radius: 12px; padding: 40px; box-shadow: var(--card-shadow); transition: background 0.3s, border-color 0.3s; }
.calc-row { margin-bottom: 24px; }
.calc-label { display: block; font-size: 13px; font-weight: 600; color: var(--s200); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 10px; }
.calc-select, .calc-input { width: 100%; background: var(--s700); border: 1px solid var(--border-light); border-radius: 6px; padding: 14px 18px; color: var(--white); font-family: var(--font-body); font-size: 15px; outline: none; transition: border-color .2s, box-shadow .2s, background 0.3s; appearance: none; }
.calc-select:focus, .calc-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(39,199,106,.15); background: var(--input-focus-bg); }
.calc-sizes { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.calc-colors { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.color-dot { width: 32px; height: 32px; border-radius: 50%; cursor: pointer; border: 3px solid transparent; transition: border-color .2s, transform .2s; box-shadow: 0 2px 8px rgba(0,0,0,.1); }
.color-dot:hover, .color-dot.active { border-color: var(--accent); transform: scale(1.15); }
.calc-total { background: var(--calc-total-bg); border: 1px solid rgba(39,199,106,.3); border-radius: 8px; padding: 24px; margin-top: 32px; transition: background 0.3s; }
.calc-total-label { font-size: 13px; color: var(--calc-total-sub); margin-bottom: 6px; }
.calc-total-price { font-family: var(--font-head); font-size: 38px; font-weight: 700; color: var(--calc-total-text); }
.calc-total-price span { font-size: 16px; color: var(--calc-total-text); font-weight: 400; font-family: var(--font-body); }
.calc-total-note { font-size: 12px; color: var(--calc-total-sub); margin-top: 6px; opacity: .8; }
.calc-benefits { display: flex; flex-direction: column; gap: 24px; }
.benefit-card { background: var(--s800); border: 1px solid var(--border-light); border-radius: 10px; padding: 28px; transition: border-color .3s, transform .3s, background 0.3s; box-shadow: var(--card-shadow); }
.benefit-card:hover { border-color: rgba(39,199,106,.3); transform: translateX(8px); }
.benefit-num { font-family: var(--font-head); font-size: 42px; font-weight: 700; color: var(--accent-dark); line-height: 1; margin-bottom: 10px; }
.benefit-title { font-size: 16px; font-weight: 600; color: var(--white); margin-bottom: 6px; }
.benefit-desc { font-size: 14px; color: var(--s300); line-height: 1.6; }

/* ─── CATALOG ─── */
.catalog-section { padding: 120px 0; background: var(--s800); transition: background 0.3s; }
.catalog-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 56px; gap: 24px; flex-wrap: wrap; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.catalog-card { background: var(--s900); border: 1px solid var(--border-light); border-radius: 10px; overflow: hidden; cursor: pointer; transition: border-color .3s, transform .4s var(--ease-spring), box-shadow 0.3s, background 0.3s; box-shadow: var(--card-shadow); }
.catalog-card:hover { border-color: rgba(39,199,106,.35); transform: translateY(-8px); box-shadow: var(--card-shadow-hover); }
.catalog-card:hover .catalog-img { transform: scale(1.05); }
.catalog-img-wrap { overflow: hidden; height: 220px; position: relative; }
.catalog-img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.catalog-badge { position: absolute; top: 14px; left: 14px; background: var(--accent); color: #000; font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 2px; letter-spacing: .06em; }
.catalog-body { padding: 24px; }
.catalog-title { font-size: 17px; font-weight: 600; color: var(--white); margin-bottom: 8px; }
.catalog-desc { font-size: 13px; color: var(--s300); line-height: 1.6; margin-bottom: 18px; }
.catalog-footer { display: flex; justify-content: space-between; align-items: center; }
.catalog-price { font-family: var(--font-head); font-size: 20px; font-weight: 700; color: var(--accent-dark); }
.catalog-price span { font-size: 12px; color: var(--s300); font-weight: 400; font-family: var(--font-body); }
.catalog-link { width: 36px; height: 36px; border-radius: 50%; border: 1.5px solid var(--border-med); display: flex; align-items: center; justify-content: center; transition: all .3s; }
.catalog-link:hover { background: var(--accent); border-color: var(--accent); }
.catalog-link svg { width: 16px; height: 16px; stroke: var(--white); fill: none; stroke-width: 2.5; }
.catalog-link:hover svg { stroke: #000; }

/* ─── PROCESS ─── */
.process-section { padding: 120px 0; background: var(--s900); transition: background 0.3s; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 64px; position: relative; }
.process-grid::before { content: ''; position: absolute; top: 44px; left: 60px; right: 60px; height: 1px; background: linear-gradient(90deg, var(--accent-dark), transparent); opacity: .3; }
.process-step { padding: 0 24px; position: relative; }
.step-num { width: 88px; height: 88px; background: var(--s800); border: 1px solid rgba(39,199,106,.3); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 28px; position: relative; transition: all .4s var(--ease); box-shadow: var(--card-shadow); }
.process-step:hover .step-num { background: rgba(39,199,106,.08); border-color: var(--accent-dark); }
.step-num span { font-family: var(--font-head); font-size: 28px; font-weight: 700; color: var(--accent-dark); }
.step-title { font-size: 16px; font-weight: 600; color: var(--white); margin-bottom: 10px; line-height: 1.3; }
.step-desc { font-size: 13px; color: var(--s300); line-height: 1.7; }

/* ─── GALLERY ─── */
.gallery-section { padding: 120px 0; background: var(--s800); transition: background 0.3s; }
.gallery-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 48px; flex-wrap: wrap; gap: 24px; }
.gallery-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.gallery-item { border-radius: 8px; overflow: hidden; cursor: pointer; position: relative; }
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-item:nth-child(1) { grid-column: span 7; grid-row: span 2; height: 440px; }
.gallery-item:nth-child(2) { grid-column: span 5; height: 208px; }
.gallery-item:nth-child(3) { grid-column: span 5; height: 208px; }
.gallery-item:nth-child(4) { grid-column: span 4; height: 280px; }
.gallery-item:nth-child(5) { grid-column: span 4; height: 280px; }
.gallery-item:nth-child(6) { grid-column: span 4; height: 280px; }
.gallery-img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); display: block; }
.gallery-item:hover .gallery-img { transform: scale(1.08); }
.gallery-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.7) 0%, transparent 60%); opacity: 0; transition: opacity .3s; display: flex; align-items: flex-end; padding: 20px; }
.gallery-caption { font-size: 13px; color: var(--gallery-text); font-weight: 500; }

/* ─── REVIEWS ─── */
.reviews-section { padding: 120px 0; background: var(--s900); transition: background 0.3s; }
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.review-card { background: var(--s800); border: 1px solid var(--border-light); border-radius: 10px; padding: 32px; transition: border-color .3s, transform .4s var(--ease-spring), background 0.3s, box-shadow 0.3s; box-shadow: var(--card-shadow); }
.review-card:hover { border-color: rgba(39,199,106,.3); transform: translateY(-6px); box-shadow: var(--card-shadow-hover); }
.review-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.star { color: var(--accent-dark); font-size: 16px; }
.review-text { font-size: 15px; color: var(--s200); line-height: 1.75; margin-bottom: 24px; font-style: italic; }
.review-text::before { content: '«'; color: var(--accent); }
.review-text::after { content: '»'; color: var(--accent); }
.review-author { display: flex; align-items: center; gap: 12px; padding-top: 20px; border-top: 1px solid var(--border-light); }
.review-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--s700); border: 2px solid rgba(39,199,106,.3); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; color: var(--accent-dark); transition: background 0.3s; }
.review-name { font-size: 14px; font-weight: 600; color: var(--white); }
.review-loc { font-size: 12px; color: var(--s300); margin-top: 2px; }
.review-date { font-size: 11px; color: var(--s300); margin-top: 4px; }

/* ─── WHY US ─── */
.why-section { padding: 120px 0; background: var(--s800); position: relative; overflow: hidden; transition: background 0.3s; }
.why-section::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: radial-gradient(ellipse at 80% 50%, rgba(39,199,106,.05) 0%, transparent 60%); pointer-events: none; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; position: relative; z-index: 2; }
.why-features { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 44px; }
.why-feat { background: var(--s900); border: 1px solid var(--border-light); border-radius: 8px; padding: 24px; transition: all .3s; }
.why-feat:hover { border-color: rgba(39,199,106,.3); background: var(--s800); box-shadow: var(--card-shadow); }
.why-feat-icon { width: 48px; height: 48px; background: rgba(39,199,106,.15); border-radius: 8px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.why-feat-icon svg { width: 24px; height: 24px; stroke: var(--accent-dark); fill: none; stroke-width: 2; }
.why-feat-title { font-size: 15px; font-weight: 600; color: var(--white); margin-bottom: 6px; }
.why-feat-desc { font-size: 13px; color: var(--s300); line-height: 1.6; }
.why-visual { position: relative; }
.why-main-img { width: 100%; border-radius: 10px; overflow: hidden; height: 580px; box-shadow: var(--card-shadow-hover); }
.why-main-img img { width: 100%; height: 100%; object-fit: cover; }
.why-counter { position: absolute; bottom: -24px; right: -24px; background: var(--accent); border-radius: 8px; padding: 28px 32px; text-align: center; box-shadow: 0 15px 40px rgba(39,199,106,.3); }
.why-counter strong { display: block; font-family: var(--font-head); font-size: 40px; font-weight: 700; color: #000; line-height: 1; }
.why-counter span { font-size: 13px; font-weight: 600; color: rgba(0,0,0,.7); margin-top: 4px; display: block; }

/* ─── PARTNERS ─── */
.partners-section { padding: 80px 0; background: var(--s900); border-top: 1px solid var(--border-light); transition: background 0.3s, border-color 0.3s; }
.partners-inner { display: flex; align-items: center; gap: 64px; flex-wrap: wrap; justify-content: center; }
.partners-label { font-size: 13px; color: var(--s300); letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.partner-logos { display: flex; gap: 48px; align-items: center; flex-wrap: wrap; justify-content: center; }
.partner-logo { font-family: var(--font-head); font-size: 18px; font-weight: 700; color: var(--s300); transition: color .3s; letter-spacing: -.02em; }
.partner-logo:hover { color: var(--s100); }

/* ─── CTA ─── */
.cta-section { padding: 120px 0; background: var(--s900); transition: background 0.3s; }
.cta-box { background: var(--cta-bg); border: 1px solid rgba(39,199,106,.4); border-radius: 16px; padding: 80px 64px; text-align: center; position: relative; overflow: hidden; box-shadow: var(--card-shadow-hover); transition: background 0.3s; }
.cta-box::before { content: ''; position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 600px; height: 400px; background: radial-gradient(circle, var(--hero-glow) 0%, transparent 65%); pointer-events: none; }
.cta-box .section-title { margin-bottom: 16px; color: var(--cta-text); transition: color 0.3s; }
.cta-box .section-sub { margin: 0 auto 40px; text-align: center; color: var(--cta-subtext); transition: color 0.3s; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-form-row { display: flex; gap: 12px; max-width: 560px; margin: 40px auto 0; flex-wrap: wrap; }
.cta-input { flex: 1; min-width: 200px; background: var(--cta-input-bg); border: 1px solid var(--border-med); border-radius: 4px; padding: 16px 20px; color: var(--white); font-family: var(--font-body); font-size: 15px; outline: none; transition: border-color .2s, background 0.3s; }
.cta-input::placeholder { color: var(--s300); }
.cta-input:focus { border-color: var(--accent-dark); box-shadow: 0 0 0 3px rgba(39,199,106,.15); }
.cta-note { font-size: 12px; color: var(--s300); margin-top: 14px; text-align: center; }

/* ─── FOOTER ─── */
footer { background: var(--s800); border-top: 1px solid var(--border-light); padding: 64px 0 32px; transition: background 0.3s, border-color 0.3s; }
.footer-grid { display: grid; grid-template-columns: 280px 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .logo { display: block; margin-bottom: 16px; }
.footer-brand p { font-size: 13px; color: var(--s300); line-height: 1.7; }
.footer-col h4 { font-size: 13px; font-weight: 700; color: var(--white); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 20px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 14px; color: var(--s300); text-decoration: none; transition: color .2s; }
.footer-col ul a:hover { color: var(--accent-dark); }

/* ─── SCROLL TOP BUTTON ─── */
.scroll-top-btn { position: fixed; bottom: 170px; right: 32px; width: 44px; height: 44px; background: var(--s800); border: 1px solid var(--border-med); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); cursor: pointer; z-index: 199; opacity: 0; pointer-events: none; transform: translateY(20px); transition: all 0.4s var(--ease-spring); box-shadow: 0 8px 24px rgba(0,0,0,0.1); padding: 0; }
.scroll-top-btn.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.scroll-top-btn:hover { background: var(--accent); color: #000; border-color: var(--accent); transform: translateY(-4px); }

/* ─── FLOATING CALL ─── */
.floating-call { position: fixed; bottom: 110px; right: 32px; z-index: 200; display: flex; align-items: center; gap: 12px; }
.floating-btn { background: var(--accent); color: #000; font-family: var(--font-head); font-size: 13px; font-weight: 700; padding: 14px 22px; border-radius: 50px; border: none; cursor: pointer; display: flex; align-items: center; gap: 10px; box-shadow: 0 8px 32px rgba(39,199,106,.4); transition: all .3s var(--ease-spring); animation: floatPulse 3s ease-in-out infinite; }
.floating-btn:hover { transform: scale(1.08); box-shadow: 0 12px 40px rgba(39,199,106,.6); }
@keyframes floatPulse { 0%, 100% { box-shadow: 0 8px 32px rgba(39,199,106,.4); } 50% { box-shadow: 0 8px 48px rgba(39,199,106,.65); } }

/* ─── RESPONSIVE ─── */
@media(max-width:1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-grid::before { display: none; }
  .why-grid { grid-template-columns: 1fr; }
  .why-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .calc-grid { grid-template-columns: 1fr; }
  .gallery-item:nth-child(1) { grid-column: span 12; height: 320px; }
  .gallery-item:nth-child(n+2) { grid-column: span 6; }
}
@media(max-width:768px) {
  .container { padding: 0 20px; }
  .nav { display: none; }
  .catalog-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .why-features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-box { padding: 48px 28px; }
  .hero-stats { gap: 24px; }
  .process-grid { grid-template-columns: 1fr; }
}