/* ==========================================================================
   O THAKUR PEST CONTROL (OTPC) - DESIGN SYSTEM & STYLESHEET
   Since 1999 • Delhi NCR & Haryana
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand HSL Colors */
  --primary-hue: 145;
  --primary: hsl(var(--primary-hue), 72%, 36%);         /* #199e4b vibrant emerald */
  --primary-hover: hsl(var(--primary-hue), 74%, 30%);   /* #137e3c */
  --primary-dark: hsl(156, 80%, 12%);                   /* #062314 deep forest */
  --primary-light: hsl(var(--primary-hue), 65%, 94%);   /* #eefaf2 soft tint */
  --primary-glow: hsla(var(--primary-hue), 72%, 36%, 0.25);

  --secondary: hsl(205, 84%, 18%);                      /* #073456 trust navy */
  --secondary-dark: hsl(210, 90%, 10%);                 /* #031526 deep midnight */
  
  --accent-orange: hsl(24, 95%, 52%);                   /* #fa640e emergency / alert */
  --accent-orange-hover: hsl(24, 95%, 44%);             /* #e25004 */
  --accent-orange-glow: hsla(24, 95%, 52%, 0.3);

  --whatsapp: #25d366;
  --whatsapp-hover: #20bd5a;

  /* Neutrals */
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --surface-soft: #f1f5f9;
  --surface-border: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --text-inverse: #ffffff;

  /* Shadows & Elevation */
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 30px rgba(15, 23, 42, 0.12), 0 4px 8px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 8px 24px var(--primary-glow);

  /* Typography */
  --font-heading: 'Poppins', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Transitions */
  --transition-fast: 160ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 260ms cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-main);
  background-color: var(--surface-alt);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 72px; /* For mobile sticky bar */
}

/* Language conditional visibility rules: Never mix Hindi when English is active */
html[lang="en"] .hindi-only-sub {
  display: none !important;
}

html[lang="hi"] .hindi-only-sub {
  display: block !important;
}

html[lang="en"] .english-only-sub {
  display: block !important;
}

html[lang="hi"] .english-only-sub {
  display: none !important;
}

@media (min-width: 992px) {
  body {
    padding-bottom: 0;
  }
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --------------------------------------------------------------------------
   3. Top Marquee Emergency Bar
   -------------------------------------------------------------------------- */
.top-bar {
  background: linear-gradient(90deg, #062314, #08381e);
  color: #e2f7ea;
  font-size: 0.85rem;
  padding: 7px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 101;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.badge-pulse {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(220, 38, 38, 0.25);
  color: #fca5a5;
  border: 1px solid rgba(220, 38, 38, 0.4);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: #ef4444;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 7px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.top-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #ffffff;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.top-contact-link:hover {
  color: #4ade80;
}

/* --------------------------------------------------------------------------
   4. Main Navigation Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--surface-border);
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-img {
  height: 52px;
  width: auto;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 26px;
  list-style: none;
}

@media (min-width: 992px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-weight: 500;
  font-size: 0.96rem;
  color: var(--text-main);
  padding: 6px 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Language Switcher Control */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--surface-soft);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  border: none;
  background: transparent;
  padding: 5px 11px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1.2;
}

.lang-btn:hover {
  color: var(--primary);
}

.lang-btn.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(22, 163, 74, 0.35);
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.94rem;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: var(--text-inverse);
  box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--primary-dark));
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(22, 163, 74, 0.4);
}

.btn-call {
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-hover));
  color: var(--text-inverse);
  box-shadow: 0 4px 12px var(--accent-orange-glow);
}

.btn-call:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(234, 88, 12, 0.45);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: var(--text-inverse);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.4);
}

.btn-outline {
  border-color: var(--surface-border);
  background: var(--surface);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.86rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
}

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-main);
  cursor: pointer;
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Slide Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 78px;
  left: 0;
  width: 100%;
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  border-bottom: 2px solid var(--primary);
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 99;
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-nav-link {
  font-size: 1.05rem;
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-border);
}

/* --------------------------------------------------------------------------
   5. Hero Section (First Impression Fold)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
  padding: 40px 0 60px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #dcfce7;
  color: #14532d;
  border: 1px solid #bbf7d0;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  width: fit-content;
  box-shadow: 0 1px 3px rgba(22, 163, 74, 0.1);
}

.hero-pill-badge {
  background: #15803d;
  color: #ffffff;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  letter-spacing: 0.4px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.35rem;
  line-height: 1.18;
  font-weight: 800;
  color: var(--secondary-dark);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.1rem;
  }
}

.hero-title span.highlight {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.hero-title span.highlight::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 4px;
  width: 100%;
  height: 8px;
  background: #bbf7d0;
  z-index: -1;
  border-radius: 4px;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.hero-trust-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 10px;
}

@media (min-width: 576px) {
  .hero-trust-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-main);
}

.trust-item svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* Hero Right Side: Interactive Quick Booking Card */
.hero-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(22, 163, 74, 0.2);
  overflow: hidden;
  position: relative;
}

.hero-card-header {
  background: linear-gradient(135deg, #062314, #0b3d22);
  color: #ffffff;
  padding: 20px 24px;
  position: relative;
}

.hero-card-header h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.hero-card-header p {
  font-size: 0.84rem;
  color: #bbf7d0;
}

.hero-card-body {
  padding: 24px;
}

.form-group {
  margin-bottom: 15px;
}

.form-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-main);
  font-size: 0.92rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.hero-card-footer {
  margin-top: 18px;
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   6. Key Trust Counter Strip
   -------------------------------------------------------------------------- */
.stats-strip {
  background: linear-gradient(135deg, #071e13, #0f3d27);
  color: #ffffff;
  padding: 34px 0;
  position: relative;
  overflow: hidden;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  text-align: center;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item {
  position: relative;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #4ade80;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.88rem;
  color: #d1fae5;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   7. Common Pests Section (Visual Alert Grid)
   -------------------------------------------------------------------------- */
.section {
  padding: 70px 0;
}

.section-alt {
  background-color: var(--surface);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 46px;
}

.section-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--secondary-dark);
  line-height: 1.25;
  margin-bottom: 12px;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.4rem;
  }
}

.section-subtitle {
  font-size: 1.02rem;
  color: var(--text-muted);
}

/* Pest Alert Cards Grid */
.pest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.pest-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pest-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: #86efac;
}

.pest-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.pest-icon-circle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #fee2e2;
  color: #dc2626;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border: 2px solid #fca5a5;
}

.pest-badge-threat {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.pest-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--secondary-dark);
  margin-bottom: 2px;
}

.pest-name-hindi {
  font-size: 0.88rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
}

.pest-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  flex-grow: 1;
}

.pest-symptoms {
  background: var(--surface-soft);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 16px;
  font-size: 0.82rem;
  color: var(--text-main);
}

.pest-symptoms strong {
  color: var(--secondary-dark);
  display: block;
  margin-bottom: 4px;
}

/* --------------------------------------------------------------------------
   8. Full Services Showcase
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.service-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-header-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.service-icon-box {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--secondary-dark);
}

.service-hindi {
  font-size: 0.84rem;
  color: #15803d;
  font-weight: 500;
}

.service-text {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.service-features-list {
  list-style: none;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--text-main);
  flex-grow: 1;
}

.service-features-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features-list svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   9. Visual Showcase / Father's Brand Banner
   -------------------------------------------------------------------------- */
.brand-feature-banner {
  background: linear-gradient(135deg, #072a19 0%, #0d4629 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  margin: 40px 0;
}

.brand-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

@media (min-width: 992px) {
  .brand-feature-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.brand-feature-img-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
  border: 3px solid rgba(255, 255, 255, 0.2);
}

.brand-feature-img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.brand-feature-img-wrapper:hover .brand-feature-img {
  transform: scale(1.04);
}

/* --------------------------------------------------------------------------
   10. Why Us / Comparison Table
   -------------------------------------------------------------------------- */
.comparison-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  background: var(--surface);
  border: 1px solid var(--surface-border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 600px;
}

.comparison-table th, .comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--surface-border);
}

.comparison-table th {
  background: var(--surface-soft);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--secondary-dark);
}

.comparison-table th.col-otpc {
  background: #dcfce7;
  color: #14532d;
  font-size: 1.05rem;
}

.check-green {
  color: var(--primary);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cross-red {
  color: #dc2626;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* --------------------------------------------------------------------------
   11. Coverage Areas in Delhi NCR & Haryana
   -------------------------------------------------------------------------- */
.coverage-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.area-pill {
  background: var(--surface);
  border: 1.5px solid var(--surface-border);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--secondary-dark);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.area-pill.active, .area-pill:hover {
  background: #dcfce7;
  border-color: var(--primary);
  color: #15803d;
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   12. FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 18px 22px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--secondary-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.faq-question svg {
  transition: transform var(--transition-normal);
  color: var(--primary);
  flex-shrink: 0;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 22px;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  padding-bottom: 20px;
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: #061c10;
  color: #cbd5e1;
  padding: 60px 0 30px;
  border-top: 4px solid var(--primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: 0.92rem;
  margin-top: 14px;
  line-height: 1.6;
  color: #94a3b8;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #4ade80;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.footer-contact-item svg {
  color: #4ade80;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.84rem;
  color: #64748b;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   14. Mobile Sticky Bottom Action Bar
   -------------------------------------------------------------------------- */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #ffffff;
  border-top: 1px solid var(--surface-border);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 8px;
  z-index: 1000;
}

@media (min-width: 992px) {
  .mobile-sticky-bar {
    display: none;
  }
}

.sticky-action-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
  text-align: center;
  white-space: nowrap;
}

.sticky-call {
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-hover));
  color: #ffffff;
}

.sticky-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   15. Interactive Cost Estimator & Lead Management Modal
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
}

.modal-backdrop.active {
  display: flex;
}

.modal-dialog {
  background: var(--surface);
  border-radius: var(--radius-lg);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--surface-border);
  animation: modal-pop 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modal-pop {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-alt);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary-dark);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 24px;
}

/* Success Toast */
.toast-notice {
  position: fixed;
  bottom: 85px;
  right: 20px;
  background: #0f172a;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary);
  font-size: 0.92rem;
  display: none;
  align-items: center;
  gap: 10px;
  z-index: 3000;
  animation: slide-up 0.3s ease;
}

@keyframes slide-up {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast-notice.show {
  display: flex;
}