/* =============================================
   HEADER & NAVIGATION
   ============================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border-dark);
  transition: background 0.3s ease;
}

.site-header.scrolled {
  background: rgba(11, 15, 26, 0.97);
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--clr-text-white);
}

.site-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--clr-accent-grd);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.site-logo .logo-accent { color: var(--clr-accent); }

/* Main nav */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  display: block;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.main-nav a:hover,
.main-nav a.current-menu-item {
  color: var(--clr-text-white);
  background: rgba(255,255,255,0.06);
}

/* Header CTA */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header-phone {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
}
.header-phone a {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-text-white);
  transition: color 0.2s;
}
.header-phone a:hover { color: var(--clr-accent); }
.header-phone span {
  font-size: 0.7rem;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}
.burger span {
  display: block;
  height: 2px;
  background: var(--clr-text-white);
  border-radius: 2px;
  transition: all 0.3s;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--clr-bg-deep);
  border-bottom: 1px solid var(--clr-border-dark);
  padding: 16px 24px 24px;
  z-index: 999;
}
.mobile-menu.active { display: block; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a { display: block; padding: 12px 16px; color: var(--clr-text-light); border-radius: var(--radius-sm); }
.mobile-menu a:hover { background: rgba(255,255,255,0.06); }
.mobile-menu .btn { width: 100%; justify-content: center; margin-top: 16px; }

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--clr-bg-deep);
  overflow: hidden;
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Geometric pattern background */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(232,89,60,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,89,60,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(232,89,60,0.12) 0%, rgba(244,123,32,0.06) 40%, transparent 70%);
  border-radius: 50%;
  animation: pulse-glow 6s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.08); }
}

.hero-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
}

.hero-left { display: flex; flex-direction: column; gap: 28px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--clr-accent-grd);
  border-radius: 2px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--clr-text-white);
}

.hero-title .accent-word {
  position: relative;
  display: inline-block;
  background: var(--clr-accent-grd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 480px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  padding-top: 8px;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-text-white);
  line-height: 1;
}
.hero-stat-num span { color: var(--clr-accent); }
.hero-stat-label {
  font-size: 0.8125rem;
  color: var(--clr-text-muted);
  margin-top: 4px;
  line-height: 1.4;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--clr-text-muted);
}

/* Hero right — price calculator card */
.hero-right { display: flex; flex-direction: column; gap: 16px; }

.hero-calc {
  background: rgba(26, 34, 53, 0.8);
  border: 1px solid var(--clr-border-card);
  border-radius: var(--radius-xl);
  padding: 36px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.hero-calc-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--clr-text-white);
  margin-bottom: 24px;
}

.calc-field { margin-bottom: 16px; }
.calc-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.calc-select, .calc-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  color: var(--clr-text-white);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
}
.calc-select:focus, .calc-input:focus {
  border-color: var(--clr-accent);
}

.calc-result {
  background: rgba(232,89,60,0.1);
  border: 1px solid rgba(232,89,60,0.25);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 20px 0;
}
.calc-result-label { font-size: 0.875rem; color: var(--clr-text-muted); }
.calc-result-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--clr-text-white);
}
.calc-result-price span { color: var(--clr-accent); font-size: 1rem; }

/* =============================================
   TRUST BADGES STRIP
   ============================================= */
.trust-strip {
  background: var(--clr-bg-card);
  border-top: 1px solid var(--clr-border-dark);
  border-bottom: 1px solid var(--clr-border-dark);
  padding: 24px 0;
}

.trust-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 180px;
}

.trust-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(232,89,60,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.trust-item-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--clr-text-white);
  line-height: 1.2;
}
.trust-item-sub {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

/* =============================================
   SERVICES SECTION
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  position: relative;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--clr-accent-grd);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
  border-color: rgba(232,89,60,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px rgba(232,89,60,0.06);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(232,89,60,0.12);
  border: 1px solid rgba(232,89,60,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--clr-text-white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.service-desc {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 20px;
}
.service-price-from { font-size: 0.75rem; color: var(--clr-text-muted); }
.service-price-num {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--clr-text-white);
}
.service-price-unit { font-size: 0.75rem; color: var(--clr-text-muted); }

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-accent);
  transition: gap 0.2s;
}
.service-link:hover { gap: 10px; }

/* =============================================
   HOW IT WORKS
   ============================================= */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 2px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  opacity: 0.3;
  z-index: 0;
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--clr-bg-card);
  border: 2px solid var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--clr-accent);
  margin-bottom: 20px;
  position: relative;
}

.step-num::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: rgba(232,89,60,0.08);
}

.step-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text-white);
  margin-bottom: 8px;
}

.step-desc { font-size: 0.8125rem; color: var(--clr-text-muted); line-height: 1.6; }

/* =============================================
   STATS SECTION
   ============================================= */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--clr-border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.stat-item {
  background: var(--clr-bg-card);
  padding: 40px 32px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  background: var(--clr-accent-grd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.4;
}

/* =============================================
   REVIEWS / TESTIMONIALS
   ============================================= */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.review-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-card);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.review-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
  color: #F47B20;
  font-size: 0.875rem;
}

.review-text {
  font-size: 0.9375rem;
  color: var(--clr-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-accent-grd);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  color: #fff;
  flex-shrink: 0;
}

.review-name {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--clr-text-white);
}
.review-meta { font-size: 0.75rem; color: var(--clr-text-muted); margin-top: 2px; }

/* =============================================
   DEFECTS SHOWCASE
   ============================================= */
.defects-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.defect-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  transition: border-color 0.2s;
}
.defect-item:hover { border-color: rgba(232,89,60,0.25); }

.defect-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(232,89,60,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.defect-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-light);
  line-height: 1.4;
}
.defect-freq {
  font-size: 0.75rem;
  color: var(--clr-accent);
  margin-top: 2px;
}

/* =============================================
   CTA BLOCK
   ============================================= */
.cta-block {
  position: relative;
  background: var(--clr-bg-card);
  border: 1px solid rgba(232,89,60,0.2);
  border-radius: var(--radius-xl);
  padding: 72px;
  text-align: center;
  overflow: hidden;
}

.cta-block::before {
  content: '';
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232,89,60,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-block .display-2 { color: var(--clr-text-white); margin-bottom: 16px; }
.cta-block p { color: var(--clr-text-muted); font-size: 1.0625rem; margin-bottom: 36px; }

.cta-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 0.875rem;
  color: var(--clr-text-muted);
}

/* =============================================
   FAQ
   ============================================= */
.faq-list { display: flex; flex-direction: column; gap: 8px; max-width: 800px; margin: 0 auto; }

.faq-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text-white);
  transition: color 0.2s;
  gap: 16px;
}
.faq-question:hover { color: var(--clr-accent); }

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: all 0.3s;
  color: var(--clr-text-muted);
}
.faq-item.active .faq-icon {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.active .faq-answer { max-height: 400px; }
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* =============================================
   CONTACT FORM
   ============================================= */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-form-wrap {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border-card);
  border-radius: var(--radius-xl);
  padding: 44px;
}

.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  color: var(--clr-text-white);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--clr-accent);
  background: rgba(232,89,60,0.04);
}
.form-input::placeholder { color: rgba(156,163,175,0.6); }
.form-textarea { resize: vertical; min-height: 120px; }

.form-agree {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.8125rem;
  color: var(--clr-text-muted);
  margin-bottom: 20px;
}
.form-agree a { color: var(--clr-accent); }

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--clr-bg-deep);
  border-top: 1px solid var(--clr-border-dark);
  padding: 64px 0 0;
  color: var(--clr-text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--clr-border-dark);
}

.footer-logo-col .site-logo { margin-bottom: 16px; }
.footer-desc { font-size: 0.875rem; line-height: 1.7; margin-bottom: 24px; max-width: 300px; }

.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: all 0.2s;
}
.footer-social a:hover {
  background: rgba(232,89,60,0.15);
  border-color: rgba(232,89,60,0.3);
  color: var(--clr-accent);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--clr-text-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--clr-accent); }

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 14px;
}
.footer-contact-item a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--clr-text-white);
}
.footer-contact-item span { font-size: 0.75rem; color: var(--clr-text-muted); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.8125rem;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: var(--clr-text-muted); transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--clr-accent); }

/* =============================================
   BREADCRUMBS
   ============================================= */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--clr-text-muted);
  padding: 16px 0;
}
.breadcrumbs a { color: var(--clr-text-muted); transition: color 0.2s; }
.breadcrumbs a:hover { color: var(--clr-accent); }
.breadcrumbs .sep { opacity: 0.4; }
.breadcrumbs .current { color: var(--clr-text-body); }

/* =============================================
   INNER PAGE HERO
   ============================================= */
.page-hero {
  background: var(--clr-bg-deep);
  padding: 120px 0 60px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), transparent);
  opacity: 0.3;
}

/* =============================================
   UTILITIES
   ============================================= */
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.text-center { text-align: center; }
.hidden { display: none; }
.w-full { width: 100%; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { max-width: 520px; margin: 0 auto; width: 100%; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-section { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .steps-grid::before { display: none; }
}

@media (max-width: 768px) {
  :root { --section-py: 56px; }
  .main-nav { display: none; }
  .header-phone { display: none; }
  .burger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .defects-list { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .cta-block { padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .hero-cta-group { flex-direction: column; align-items: flex-start; }
  .trust-strip-inner { flex-direction: column; gap: 16px; }
  .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-calc { padding: 24px; }
  .contact-form-wrap { padding: 24px; }
  .stats-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}