/* ═══════════════════════════════════════════
   ASTECCLEAN — Landing Page
   Warm solar energy theme with deep navy
   ═══════════════════════════════════════════ */

/* Light theme (default) */
:root {
  --orange: #479BA6;
  --orange-light: #3A8892;
  --orange-soft: rgba(71, 155, 166, 0.07);
  --gold: #5DB8C4;
  --navy: #F5F7FA;
  --navy-light: #EEF1F6;
  --navy-mid: #D8DEE8;
  --blue-gray: #5A6B7F;
  --text: #1A2B3D;
  --text-dim: #6B7D92;
  --text-muted: #9AAAB8;
  --white: #1A2B3D;
  --surface: #FFFFFF;
  --card: #FFFFFF;
  --card-border: rgba(0,0,0,0.07);
  --card-hover: rgba(71, 155, 166, 0.04);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --nav-bg: rgba(255, 255, 255, 0.92);
  --hero-dots: rgba(0,0,0,0.03);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 20px 60px rgba(0,0,0,0.1);
  --scrollbar-track: #F0F0F0;
  --scrollbar-thumb: #C8D0DA;
}

/* Dark theme */
[data-theme="dark"] {
  --orange: #479BA6;
  --orange-light: #5DB8C4;
  --orange-soft: rgba(71, 155, 166, 0.08);
  --gold: #6DCAD6;
  --navy: #0C1B2A;
  --navy-light: #132840;
  --navy-mid: #1A3552;
  --blue-gray: #8B9DB7;
  --text: #E8ECF2;
  --text-dim: #7A8FA8;
  --text-muted: #4A6380;
  --white: #FFFFFF;
  --surface: #101E30;
  --card: #14263B;
  --card-border: rgba(255,255,255,0.06);
  --card-hover: rgba(71, 155, 166, 0.04);
  --nav-bg: rgba(12, 27, 42, 0.92);
  --hero-dots: rgba(255,255,255,0.03);
  --shadow-card: none;
  --shadow-card-hover: 0 20px 60px rgba(0,0,0,0.2);
  --scrollbar-track: #0C1B2A;
  --scrollbar-thumb: #1A3552;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
  transition: background 0.4s, color 0.4s;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══ NAV ═══ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 24px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav.scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--card-border);
  padding: 10px 24px;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
}

.logo-icon {
  width: 38px;
  height: 38px;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
}

.logo-text {
  font-family: 'Sora', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  color: var(--blue-gray);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange);
  border-radius: 1px;
  transition: width 0.3s;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--orange);
  color: white;
  font-size: 13px;
  font-weight: 600;
  font-family: 'Sora', sans-serif;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(71, 155, 166, 0.3);
}

.nav-cta:hover {
  background: var(--orange-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(71, 155, 166, 0.4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  display: none;
}

@media (max-width: 768px) {
  .nav-links, .nav-cta:not(.mobile) { display: none; }
  .nav-toggle { display: flex; }

  .mobile-menu {
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 16px 0 8px;
    margin-top: 12px;
    border-top: 1px solid var(--card-border);
  }

  .mobile-menu.open {
    display: flex;
  }

  .mobile-menu a {
    text-decoration: none;
    color: var(--blue-gray);
    font-size: 15px;
    font-weight: 500;
    padding: 12px 4px;
    transition: color 0.3s;
  }

  .mobile-menu a:hover {
    color: var(--white);
  }

  .mobile-menu .nav-cta.mobile {
    display: inline-flex;
    margin-top: 8px;
    justify-content: center;
  }

  .nav.scrolled .mobile-menu {
    background: transparent;
  }
}

/* ═══ HERO ═══ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(71, 155, 166, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 70% 20%, rgba(109, 202, 214, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(71, 155, 166, 0.05) 0%, transparent 50%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, var(--hero-dots) 1px, transparent 0);
  background-size: 40px 40px;
}

.sun-glow {
  position: absolute;
  top: -200px;
  right: -100px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(71, 155, 166, 0.15) 0%, rgba(109, 202, 214, 0.05) 40%, transparent 70%);
  animation: sunPulse 8s ease-in-out infinite;
}

@keyframes sunPulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.hero-content {
  position: relative;
  max-width: 800px;
  text-align: center;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--orange-soft);
  border: 1px solid rgba(71, 155, 166, 0.15);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  color: var(--orange-light);
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(42px, 7vw, 76px);
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.title-gradient {
  background: linear-gradient(135deg, var(--orange) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.title-light {
  font-weight: 300;
  color: var(--blue-gray);
}

.hero-desc {
  font-size: 18px;
  color: var(--blue-gray);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--orange);
  color: white;
  font-size: 15px;
  font-weight: 600;
  font-family: 'Sora', sans-serif;
  border-radius: 14px;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 24px rgba(71, 155, 166, 0.35), inset 0 1px 0 rgba(255,255,255,0.15);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--orange-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(71, 155, 166, 0.45), inset 0 1px 0 rgba(255,255,255,0.2);
}

.btn-large {
  padding: 18px 40px;
  font-size: 16px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  background: transparent;
  color: var(--blue-gray);
  font-size: 15px;
  font-weight: 500;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid var(--card-border);
  transition: all 0.3s;
}

.btn-secondary:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.03);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 28px 40px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

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

.stat-num {
  font-family: 'Sora', sans-serif;
  font-size: 36px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: -1px;
  line-height: 1;
}

.stat-num small {
  font-size: 16px;
  font-weight: 600;
  margin-left: 2px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-dim);
  text-align: left;
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--card-border);
}

@media (max-width: 768px) {
  .hero { padding: 100px 20px 60px; }
  .hero-title { letter-spacing: -1px; }
  .hero-desc { font-size: 16px; }
  .hero-stats { flex-direction: column; gap: 20px; padding: 24px; }
  .stat-divider { width: 40px; height: 1px; }
  .hero-actions { flex-direction: column; align-items: center; }
}

/* ═══ SERVICES ═══ */
.services {
  padding: 120px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-family: 'Sora', sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--orange);
  margin-bottom: 16px;
  padding: 6px 14px;
  background: var(--orange-soft);
  border-radius: 50px;
  border: 1px solid rgba(71, 155, 166, 0.12);
}

.section-title {
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -1px;
  margin-bottom: 16px;
  color: var(--white);
}

.section-desc {
  font-size: 16px;
  color: var(--blue-gray);
  max-width: 520px;
  margin: 0 auto;
}

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

.service-card {
  padding: 32px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--gold));
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(71, 155, 166, 0.15);
  background: var(--card-hover);
  box-shadow: var(--shadow-card-hover);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--orange-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all 0.4s;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--orange);
}

.service-card:hover .service-icon {
  background: var(--orange);
}

.service-card:hover .service-icon svg {
  stroke: white;
}

.service-icon.pool { background: rgba(59, 130, 246, 0.08); }
.service-icon.pool svg { stroke: #3B82F6; }
.service-card:hover .service-icon.pool { background: #3B82F6; }
.service-card:hover .service-icon.pool svg { stroke: white; }

.service-icon.boiler { background: rgba(168, 85, 247, 0.08); }
.service-icon.boiler svg { stroke: #A855F7; }
.service-card:hover .service-icon.boiler { background: #A855F7; }
.service-card:hover .service-icon.boiler svg { stroke: white; }

.service-icon.sauna { background: rgba(236, 72, 153, 0.08); }
.service-icon.sauna svg { stroke: #EC4899; }
.service-card:hover .service-icon.sauna { background: #EC4899; }
.service-card:hover .service-icon.sauna svg { stroke: white; }

.service-icon.manut { background: rgba(34, 197, 94, 0.08); }
.service-icon.manut svg { stroke: #22C55E; }
.service-card:hover .service-icon.manut { background: #22C55E; }
.service-card:hover .service-icon.manut svg { stroke: white; }

.service-icon.gas { background: rgba(109, 202, 214, 0.08); }
.service-icon.gas svg { stroke: #6DCAD6; }
.service-card:hover .service-icon.gas { background: #6DCAD6; }
.service-card:hover .service-icon.gas svg { stroke: white; }

.service-card h3 {
  font-size: 18px;
  color: var(--white);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--blue-gray);
  line-height: 1.6;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.service-tags span {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  border: 1px solid var(--card-border);
  border-radius: 50px;
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .services { padding: 80px 0; }
}

/* ═══ BRANDS ═══ */
.brands {
  padding: 0 0 100px;
}

.brands-inner {
  padding: 40px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  text-align: center;
}

.brands-label {
  font-size: 13px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
  margin-bottom: 28px;
}

.brands-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
}

.brand-item {
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-name {
  font-family: 'Sora', sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--text-dim);
  letter-spacing: -0.5px;
  opacity: 0.5;
  transition: all 0.3s;
}

.brand-item:hover .brand-name {
  opacity: 1;
  color: var(--white);
}

.brand-divider {
  width: 1px;
  height: 32px;
  background: var(--card-border);
}

@media (max-width: 600px) {
  .brands-logos { gap: 24px; }
  .brand-name { font-size: 20px; }
}

/* ═══ DIFFERENTIALS ═══ */
.differentials {
  padding: 120px 0;
  position: relative;
}

.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.diff-card {
  padding: 36px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-card);
}

.diff-card:hover {
  transform: translateY(-3px);
  border-color: rgba(71, 155, 166, 0.12);
  box-shadow: var(--shadow-card-hover);
}

.diff-card.large {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 8px 24px;
  align-items: start;
  background: linear-gradient(135deg, var(--card) 0%, rgba(71, 155, 166, 0.03) 100%);
}

.diff-card.large .diff-number {
  grid-row: 1 / 3;
  align-self: center;
}

.diff-card.large .diff-icon-wrap {
  grid-row: 1 / 3;
  align-self: center;
}

.diff-card.large h3 {
  grid-column: 2;
  align-self: end;
}

.diff-card.large p {
  grid-column: 2;
  align-self: start;
}

.diff-card.large .diff-highlights {
  grid-column: 3;
  grid-row: 1 / 3;
  align-self: center;
}

.diff-number {
  font-family: 'Sora', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--orange);
  opacity: 0.3;
  margin-bottom: 16px;
}

.diff-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--orange-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.diff-icon-wrap svg {
  stroke: var(--orange);
}

.diff-card h3 {
  font-size: 20px;
  color: var(--white);
  margin-bottom: 8px;
}

.diff-card p {
  font-size: 14px;
  color: var(--blue-gray);
  line-height: 1.6;
}

.diff-highlights {
  display: flex;
  gap: 16px;
}

.highlight {
  padding: 20px 24px;
  background: var(--orange-soft);
  border: 1px solid rgba(71, 155, 166, 0.12);
  border-radius: var(--radius-sm);
  text-align: center;
  min-width: 140px;
}

.hl-num {
  display: block;
  font-family: 'Sora', sans-serif;
  font-size: 24px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.hl-label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .diff-grid { grid-template-columns: 1fr; }
  .diff-card.large {
    display: flex;
    flex-direction: column;
  }
  .diff-card.large .diff-highlights {
    flex-direction: row;
    margin-top: 16px;
  }
  .differentials { padding: 80px 0; }
}

@media (max-width: 480px) {
  .diff-highlights { flex-direction: column; }
  .highlight { min-width: 0; }
}

/* ═══ COVERAGE ═══ */
.coverage {
  padding: 120px 0;
}

.coverage-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.coverage-info .section-header {
  text-align: left;
  margin-bottom: 32px;
}

.coverage-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.coverage-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  transition: all 0.3s;
}

.coverage-item:hover {
  border-color: rgba(71, 155, 166, 0.15);
  background: var(--card-hover);
  transform: translateX(4px);
}

.coverage-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 12px rgba(71, 155, 166, 0.4);
  flex-shrink: 0;
}

.coverage-item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.coverage-item span {
  font-size: 12px;
  color: var(--text-dim);
}

.coverage-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
  padding: 12px 16px;
  background: rgba(59, 130, 246, 0.06);
  border: 1px solid rgba(59, 130, 246, 0.1);
  border-radius: var(--radius-xs);
}

.coverage-note svg {
  flex-shrink: 0;
  stroke: #3B82F6;
}

/* Map Visual */
.map-card {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 480px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.map-decoration {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-ring {
  position: absolute;
  border: 1px solid rgba(71, 155, 166, 0.08);
  border-radius: 50%;
}

.ring-1 { width: 80%; height: 80%; }
.ring-2 { width: 55%; height: 55%; border-color: rgba(71, 155, 166, 0.12); }
.ring-3 { width: 30%; height: 30%; border-color: rgba(71, 155, 166, 0.18); }

.map-center-dot {
  width: 14px;
  height: 14px;
  background: var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(71, 155, 166, 0.5), 0 0 60px rgba(71, 155, 166, 0.2);
  animation: dotPulse 3s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(71, 155, 166, 0.5), 0 0 60px rgba(71, 155, 166, 0.2); }
  50% { box-shadow: 0 0 30px rgba(71, 155, 166, 0.7), 0 0 80px rgba(71, 155, 166, 0.3); }
}

.map-label {
  position: absolute;
  bottom: 18%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  background: var(--card);
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid var(--card-border);
  white-space: nowrap;
}

.map-pins {
  position: absolute;
  inset: 0;
}

.map-pin {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pin-dot {
  width: 8px;
  height: 8px;
  background: var(--gold);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(109, 202, 214, 0.5);
  flex-shrink: 0;
}

.map-pin span {
  font-size: 11px;
  font-weight: 600;
  color: var(--blue-gray);
  white-space: nowrap;
}

@media (max-width: 900px) {
  .coverage-layout { grid-template-columns: 1fr; gap: 40px; }
  .map-card { max-width: 360px; }
  .coverage { padding: 80px 0; }
}

/* ═══ CTA SECTION ═══ */
.cta-section {
  padding: 0 0 120px;
}

.cta-card {
  position: relative;
  padding: 80px;
  background: linear-gradient(135deg, rgba(71, 155, 166, 0.08) 0%, rgba(109, 202, 214, 0.04) 100%);
  border: 1px solid rgba(71, 155, 166, 0.15);
  border-radius: 24px;
  text-align: center;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(71, 155, 166, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: clamp(28px, 4vw, 40px);
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.cta-content p {
  font-size: 16px;
  color: var(--blue-gray);
  max-width: 480px;
  margin: 0 auto 32px;
}

.cta-features {
  display: flex;
  gap: 28px;
  justify-content: center;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.cta-feat {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}

.cta-feat svg {
  stroke: var(--orange);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .cta-card { padding: 48px 24px; }
  .cta-features { flex-direction: column; align-items: center; gap: 12px; }
  .cta-section { padding: 0 0 80px; }
}

/* ═══ FOOTER ═══ */
.footer {
  padding: 60px 0 0;
  background: var(--surface);
  border-top: 1px solid var(--card-border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 16px;
  line-height: 1.6;
  max-width: 280px;
}

.footer-links h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links a {
  display: block;
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--orange-light);
}

.footer-bottom {
  border-top: 1px solid var(--card-border);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
}

/* ═══ WHATSAPP FLOAT ═══ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all 0.3s;
  animation: whatsappBounce 3s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

@keyframes whatsappBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ═══ ANIMATIONS ═══ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  animation: revealUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.reveal-d1 { animation-delay: 0.15s; }
.reveal-d2 { animation-delay: 0.3s; }
.reveal-d3 { animation-delay: 0.45s; }
.reveal-d4 { animation-delay: 0.6s; }

@keyframes revealUp {
  to { opacity: 1; transform: translateY(0); }
}

.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--delay, 0) * 0.1s);
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══ SELECTION ═══ */
::selection {
  background: rgba(71, 155, 166, 0.3);
  color: var(--white);
}

/* ═══ SCROLLBAR ═══ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--orange); }

/* ═══ THEME TOGGLE ═══ */
.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--blue-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--white);
  border-color: rgba(71, 155, 166, 0.2);
  background: var(--orange-soft);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  transition: opacity 0.3s, transform 0.3s;
}

.theme-toggle .icon-moon { display: none; }

[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* Smooth transitions for theme change */
.service-card, .diff-card, .brands-inner, .coverage-item,
.hero-stats, .map-card, .cta-card, .footer, .nav {
  transition: background 0.4s, border-color 0.4s, box-shadow 0.4s, color 0.4s, transform 0.4s;
}