/* ============================================================
   XO POWER WASHING — styles.css
   Color scheme & fonts from Deta/Surf reference site
   ============================================================ */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: #0D1B2A;
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---------- CSS VARIABLES (color system from reference) ---------- */
:root {
  --blue-900: #0D47A1;
  --blue-800: #1565C0;
  --blue-700: #1976D2;
  --blue-600: #1E88E5;
  --blue-500: #2196F3;
  --blue-400: #42A5F5;
  --blue-300: #64B5F6;
  --blue-200: #90CAF9;
  --blue-100: #BBDEFB;
  --blue-50:  #E3F2FD;

  --navy:     #0D1B2A;
  --navy-mid: #1A2E44;
  --white:    #FFFFFF;
  --gray-100: #F7F9FC;
  --gray-200: #EEF2F7;
  --gray-500: #6B7280;

  --gradient-hero: linear-gradient(160deg,
    #0D47A1 0%,
    #1565C0 15%,
    #1976D2 30%,
    #2196F3 52%,
    #42A5F5 72%,
    #90CAF9 90%,
    #BBDEFB 100%
  );
  --gradient-section: linear-gradient(135deg, #1565C0 0%, #1E88E5 50%, #42A5F5 100%);
  --gradient-footer: linear-gradient(135deg, #0D1B2A 0%, #1A2E44 100%);

  --shadow-sm:  0 2px 8px rgba(33, 150, 243, 0.12);
  --shadow-md:  0 8px 32px rgba(33, 150, 243, 0.18);
  --shadow-lg:  0 20px 60px rgba(33, 150, 243, 0.22);
  --shadow-card: 0 4px 24px rgba(13, 27, 42, 0.10);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --nav-height: 80px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.section {
  padding: 100px 0;
}

.text-blue { color: var(--blue-600); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue-500);
  color: #fff;
  border-color: var(--blue-500);
  box-shadow: 0 4px 16px rgba(33, 150, 243, 0.35);
}
.btn-primary:hover {
  background: var(--blue-800);
  border-color: var(--blue-800);
  box-shadow: 0 6px 24px rgba(33, 150, 243, 0.45);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border-color: rgba(255,255,255,0.5);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.25);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-full { width: 100%; justify-content: center; }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-header h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  margin: 12px 0 16px;
}

.section-header p {
  font-size: 18px;
  color: var(--gray-500);
  line-height: 1.7;
}

.section-header--light h2,
.section-header--light p { color: #fff; }
.section-header--light p { opacity: 0.85; }

.section-tag {
  display: inline-block;
  background: var(--blue-50);
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.section-tag--light {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

/* ---------- SCROLL REVEAL ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(13, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.2);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo img {
  height: 56px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
  transition: var(--transition);
}
.nav-logo img:hover { transform: scale(1.04); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.12);
}

.navbar.scrolled .nav-link.active,
.nav-link.active {
  color: #fff !important;
  background: rgba(255,255,255,0.15) !important;
}

.nav-link:focus-visible,
.mobile-link:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--blue-300);
  outline-offset: 3px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.9);
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
}
.nav-phone:hover { color: #fff; }
.nav-phone i { color: var(--blue-300); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(13, 23, 42, 0.98);
  backdrop-filter: blur(16px);
  padding: 32px 24px;
  z-index: 999;
  flex-direction: column;
  gap: 8px;
  transform: translateY(-20px);
  opacity: 0;
  transition: var(--transition);
}

.mobile-nav.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.mobile-link {
  color: rgba(255,255,255,0.85);
  font-size: 18px;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.mobile-link:hover { color: #fff; padding-left: 8px; }

.mobile-phone {
  color: var(--blue-300);
  font-size: 18px;
  font-weight: 700;
  padding: 16px 0 8px;
}

.mobile-cta { margin-top: 8px; text-align: center; justify-content: center; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(var(--nav-height) + 40px) 24px 80px;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}

/* Cloud-like blur at bottom, matching reference */
.hero-clouds {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, rgba(187,222,251,0.5) 0%, transparent 100%);
  z-index: 1;
}

/* Animated background orbs */
.hero-gradient::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero-gradient::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  bottom: 100px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}

.badge-pulse {
  width: 8px;
  height: 8px;
  background: #4CAF50;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(76,175,80,0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(76,175,80,0.7); }
  70%  { box-shadow: 0 0 0 8px rgba(76,175,80,0); }
  100% { box-shadow: 0 0 0 0 rgba(76,175,80,0); }
}

.hero-title {
  font-size: clamp(44px, 8vw, 84px);
  font-weight: 900;
  line-height: 1.1;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-title em {
  font-style: italic;
  font-weight: 800;
  color: rgba(255,255,255,0.92);
  text-shadow: 0 0 60px rgba(255,255,255,0.3);
}

.hero-sub {
  font-size: clamp(17px, 2.5vw, 20px);
  color: rgba(255,255,255,0.85);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.65;
  font-weight: 400;
}

.hero-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-lg);
  padding: 24px 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.stat-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 0 24px;
}

.stat-num {
  font-size: 36px;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}

.stat-plus, .stat-star {
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  vertical-align: middle;
  margin-left: 2px;
}

.stat-star i { color: #FFD700; font-size: 20px; }

.stat-lbl {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  text-align: center;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.25);
}

/* Floating cards */
.hero-floater {
  position: absolute;
  z-index: 3;
  animation: floatCard 6s ease-in-out infinite;
}

.hero-floater--left {
  left: 5%;
  top: 50%;
  transform: translateY(-50%);
  animation-delay: 0s;
}

.hero-floater--right {
  right: 5%;
  top: 55%;
  transform: translateY(-50%);
  animation-delay: -3s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(-50%) translateX(0); }
  50% { transform: translateY(calc(-50% - 16px)) translateX(4px); }
}

.floater-card {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.6);
  max-width: 220px;
}

.floater-card i {
  font-size: 28px;
  color: var(--blue-600);
  flex-shrink: 0;
}

.floater-card strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
}

.floater-card span {
  font-size: 12px;
  color: var(--gray-500);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.6);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- SERVICES ---------- */
.services-section { background: var(--gray-100); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--blue-50);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-section);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-200);
}

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

.service-card--featured {
  background: linear-gradient(135deg, #EBF4FF 0%, #DBEAFE 100%);
  border-color: var(--blue-200);
}

.service-card--popular {
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
  border-color: #6EE7B7;
}

.service-card--popular .service-icon {
  background: #D1FAE5;
}

.service-card--popular .service-icon i {
  color: #059669;
}

.service-card--popular:hover .service-icon {
  background: #059669;
}

.service-card--popular::before {
  background: linear-gradient(90deg, #059669, #34D399);
}

.service-card--popular:hover {
  border-color: #34D399;
}

.popular-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #059669;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--blue-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-icon i {
  font-size: 26px;
  color: var(--blue-600);
}

.service-card:hover .service-icon {
  background: var(--blue-500);
}
.service-card:hover .service-icon i { color: #fff; }

.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 15px;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue-600);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.service-link:hover { gap: 10px; color: var(--blue-800); }

/* ---------- BALLPARK ESTIMATE ---------- */
.estimate-section {
  background: #fff;
  padding: 100px 0;
}

.estimate-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
  align-items: start;
  max-width: 1080px;
  margin: 0 auto;
}

.estimate-card {
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--blue-50);
  box-shadow: var(--shadow-card);
}

.estimate-form { margin: 0; }

.estimate-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 28px;
}

.estimate-fieldset:last-of-type { margin-bottom: 0; }

.estimate-legend {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 14px;
  padding: 0;
}

.estimate-optional {
  font-weight: 500;
  font-size: 14px;
  color: var(--gray-500);
}

.estimate-services {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.estimate-chip {
  position: relative;
  cursor: pointer;
}

.estimate-chip input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.estimate-chip span {
  display: inline-block;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  background: #fff;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
}

.estimate-chip:hover span {
  border-color: var(--blue-300);
  background: var(--blue-50);
}

.estimate-chip input:focus-visible + span {
  outline: 2px solid var(--blue-500);
  outline-offset: 2px;
}

.estimate-chip input:checked + span {
  background: var(--blue-500);
  border-color: var(--blue-500);
  color: #fff;
}

.estimate-commercial-hint {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.55;
  padding: 14px 16px;
  background: #fff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--blue-100);
  margin-bottom: 24px;
}

.estimate-commercial-hint i {
  color: var(--blue-600);
  margin-right: 8px;
}

.estimate-commercial-hint a {
  color: var(--blue-700);
  font-weight: 700;
}

.estimate-fieldset--size { margin-bottom: 0; }

.estimate-size-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.estimate-size-option {
  display: block;
  cursor: pointer;
  margin: 0;
}

.estimate-size-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.estimate-size-option span {
  display: block;
  padding: 14px 12px;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
  text-align: center;
}

.estimate-size-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  display: block;
  margin-bottom: 4px;
}

.estimate-size-desc {
  font-size: 12px;
  font-weight: 500;
  color: var(--gray-500);
  line-height: 1.35;
  display: block;
}

.estimate-size-option:hover span {
  border-color: var(--blue-300);
}

.estimate-size-option input:focus-visible + span {
  outline: 2px solid var(--blue-500);
  outline-offset: 2px;
}

.estimate-size-option input:checked + span {
  border-color: var(--blue-500);
  background: var(--blue-50);
  box-shadow: 0 0 0 1px var(--blue-500);
}

.estimate-result {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.estimate-result-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 12px;
}

.estimate-range {
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #fff;
}

.estimate-range.is-placeholder {
  font-size: 17px;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
}

.estimate-breakdown {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  line-height: 1.55;
  margin: 0 0 16px;
  padding-left: 1.1em;
  list-style: disc;
}

.estimate-breakdown li { margin-bottom: 6px; }

.estimate-disclaimer {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255,255,255,0.7);
  margin-bottom: 22px;
}

.estimate-disclaimer a {
  color: var(--blue-300);
  font-weight: 600;
}

.estimate-disclaimer a:hover { color: #fff; }

.estimate-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.estimate-cta {
  justify-content: center;
  box-shadow: 0 4px 20px rgba(33, 150, 243, 0.45);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.55);
  justify-content: center;
  width: 100%;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-outline:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* ---------- WHY CHOOSE US ---------- */
.why-section { position: relative; overflow: hidden; padding: 100px 0; }

.why-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-section);
  z-index: 0;
}

.why-section .container { position: relative; z-index: 1; }

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}

.why-card:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.15);
}

.why-icon {
  width: 72px;
  height: 72px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.why-card:hover .why-icon { background: rgba(255,255,255,0.3); }

.why-icon i { font-size: 28px; color: #fff; }

.why-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  line-height: 1.65;
}

/* ---------- HOW IT WORKS ---------- */
.process-section { background: #fff; }

.process-grid {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  justify-content: center;
}

.process-step {
  flex: 1;
  max-width: 300px;
  text-align: center;
  padding: 36px 24px;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  border: 1px solid var(--blue-50);
  transition: var(--transition);
}

.process-step:hover {
  background: var(--blue-50);
  border-color: var(--blue-200);
  transform: translateY(-4px);
}

.step-number {
  font-size: 64px;
  font-weight: 900;
  color: var(--blue-100);
  line-height: 1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}

.step-icon {
  width: 60px;
  height: 60px;
  background: var(--blue-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(33,150,243,0.35);
}

.step-icon i { font-size: 22px; color: #fff; }

.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.process-step p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.65;
}

.process-arrow {
  color: var(--blue-300);
  font-size: 24px;
  padding-top: 80px;
  flex-shrink: 0;
}

.process-cta {
  text-align: center;
  margin-top: 56px;
}

/* ---------- GALLERY ---------- */
.gallery-section { background: var(--gray-100); }

/* -- Before/After Slider -- */
.ba-slider {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  cursor: ew-resize;
  user-select: none;
  -webkit-user-select: none;
  line-height: 0;
}

.ba-before {
  position: relative;
  aspect-ratio: 4 / 3;
}

.ba-before img,
.ba-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ba-after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  clip-path: inset(0 50% 0 0);
}

.ba-label {
  position: absolute;
  top: 16px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  pointer-events: none;
  z-index: 2;
}

.ba-label--before {
  right: 16px;
  background: rgba(0,0,0,0.55);
  color: #fff;
}

.ba-label--after {
  left: 16px;
  background: var(--blue-500);
  color: #fff;
}

.ba-handle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: translateX(-50%);
  z-index: 3;
  pointer-events: none;
}

.ba-handle-line {
  flex: 1;
  width: 3px;
  background: #fff;
  box-shadow: 0 0 6px rgba(0,0,0,0.3);
}

.ba-handle-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
  color: var(--blue-700);
  font-size: 18px;
  pointer-events: auto;
  cursor: ew-resize;
  flex-shrink: 0;
}

.gallery-caption {
  padding: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  text-align: center;
  border-top: 1px solid var(--blue-50);
}

.gallery-note {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.gallery-note i { color: var(--blue-400); }

/* ---------- TESTIMONIALS ---------- */
.testimonials-section { position: relative; overflow: hidden; padding: 100px 0; }

.testimonials-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}

.testimonials-section .container { position: relative; z-index: 1; }

.rating-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
}

.stars i { color: #FFD700; font-size: 20px; }

.rating-row span {
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 15px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: rgba(255,255,255,0.97);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.review-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.review-stars { margin-bottom: 16px; }
.review-stars i { color: #FFD700; font-size: 16px; }

.review-card p {
  font-size: 15px;
  color: var(--navy);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
}

.reviewer {
  display: flex;
  align-items: center;
  gap: 14px;
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  background: var(--gradient-section);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.reviewer strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
}

.reviewer span {
  font-size: 13px;
  color: var(--gray-500);
}

/* ---------- SERVICE AREA ---------- */
.area-section { background: #fff; }

.area-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.area-text h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--navy);
  margin: 12px 0 16px;
}

.area-text p {
  font-size: 17px;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 28px;
}

.area-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 24px;
}

.area-columns ul { display: flex; flex-direction: column; gap: 12px; }

.area-columns li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 500;
  color: var(--navy);
}

.area-columns li i { color: var(--blue-500); font-size: 14px; }

/* ---------- CONTACT ---------- */
.contact-section { position: relative; overflow: hidden; padding: 100px 0; }

.contact-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}

.contact-section .container { position: relative; z-index: 1; }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin: 12px 0 16px;
}

.contact-info h2 em {
  font-style: italic;
  color: rgba(255,255,255,0.85);
}

.contact-info > p {
  font-size: 17px;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-details { display: flex; flex-direction: column; gap: 16px; margin-bottom: 28px; }

.contact-detail {
  display: flex;
  align-items: center;
  gap: 16px;
  color: rgba(255,255,255,0.9);
  transition: var(--transition);
}

.contact-detail:hover { color: #fff; }

.contact-detail-icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.contact-detail:hover .contact-detail-icon { background: rgba(255,255,255,0.25); }

.contact-detail-icon i { font-size: 18px; color: #fff; }

.contact-detail strong { display: block; font-size: 12px; font-weight: 600; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.05em; }
.contact-detail span { font-size: 15px; font-weight: 500; }

.contact-hours {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  font-weight: 500;
}

.contact-hours i { color: var(--blue-300); }

/* Quote Form */
.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.25);
}

.contact-form-wrap h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  color: var(--navy);
  background: var(--gray-100);
  transition: var(--transition);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-400);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(33,150,243,0.12);
}

.form-group textarea { resize: vertical; }

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.form-disclaimer {
  text-align: center;
  margin-top: 14px;
  font-size: 12px;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.form-disclaimer i { color: var(--blue-400); }

.form-success {
  text-align: center;
  padding: 60px 40px;
}

.form-success i {
  font-size: 64px;
  color: #4CAF50;
  margin-bottom: 20px;
}

.form-success h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}

.form-success p {
  font-size: 16px;
  color: var(--gray-500);
  line-height: 1.6;
}

.form-success a { color: var(--blue-600); font-weight: 700; }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--gradient-footer);
  padding: 72px 0 0;
  color: rgba(255,255,255,0.8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  height: 70px;
  width: auto;
  object-fit: contain;
  margin-bottom: 16px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
  margin-bottom: 24px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}

.footer-col ul a:hover { color: #fff; padding-left: 4px; }

.footer-contact-list { display: flex; flex-direction: column; gap: 12px; }

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.65);
}

.footer-contact-list a {
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}
.footer-contact-list a:hover { color: #fff; }

.footer-contact-list i { color: var(--blue-400); margin-top: 3px; flex-shrink: 0; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- FLOAT CALL BUTTON ---------- */
.float-call {
  display: none;
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 998;
  width: 60px;
  height: 60px;
  background: var(--blue-500);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  box-shadow: 0 8px 32px rgba(33,150,243,0.5);
  transition: var(--transition);
  animation: pulse-btn 2.5s infinite;
}

@keyframes pulse-btn {
  0%, 100% { box-shadow: 0 8px 32px rgba(33,150,243,0.5); }
  50% { box-shadow: 0 8px 48px rgba(33,150,243,0.75), 0 0 0 12px rgba(33,150,243,0.12); }
}

.float-call:hover {
  background: var(--blue-800);
  transform: scale(1.1);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1100px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-floater { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 540px; margin: 0 auto; }
  .ba-slider { max-width: 100%; }
  .area-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .process-grid { flex-direction: column; align-items: center; }
  .process-arrow { transform: rotate(90deg); padding-top: 0; }
  .float-call { display: flex; }
  .estimate-layout {
    grid-template-columns: 1fr;
    max-width: 560px;
  }
  .estimate-result {
    position: static;
  }
}

@media (max-width: 768px) {
  :root { --nav-height: 70px; }

  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }

  .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .hero-stats {
    padding: 20px 24px;
    gap: 16px;
  }

  .stat-divider { display: none; }

  .hero-btns { flex-direction: column; width: 100%; }
  .hero-btns .btn { width: 100%; justify-content: center; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 24px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .section { padding: 72px 0; }

  .why-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .area-columns { grid-template-columns: 1fr; }
  .hero-title { font-size: 38px; }
  .estimate-size-row { grid-template-columns: 1fr; }
  .estimate-card { padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .reveal.visible {
    opacity: 1;
    transform: none;
    transition: opacity 0.01ms, transform 0.01ms;
  }
  .hero-gradient::before,
  .hero-gradient::after {
    animation: none;
  }
  .hero-scroll-hint,
  .badge-pulse,
  .floater-card,
  .float-call {
    animation: none;
  }
}