/* =============================================
   PLUMBING LANDING PAGE — LIGHT THEME STYLESHEET
   ============================================= */

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

:root {
  /* Brand Colors */
  --blue: #1A5FD5;
  --blue-light: #2E74F0;
  --blue-dark: #1048A8;
  --blue-pale: #EBF2FF;
  --cyan: #0097C7;
  --gold: #F59E0B;
  --green: #059669;
  --green-pale: #ECFDF5;
  --red: #DC2626;

  /* Light Backgrounds */
  --bg-body: #F7F9FC;
  --bg-white: #FFFFFF;
  --bg-soft: #F0F4FB;
  --bg-muted: #E8EDF6;

  /* Borders */
  --border: #DDE3EE;
  --border-strong: #C5CEDF;

  /* Card styles */
  --card-bg: #FFFFFF;
  --card-hover-bg: #EBF2FF;
  --card-shadow: 0 2px 16px rgba(30, 95, 213, 0.07);
  --card-shadow-hover: 0 8px 40px rgba(30, 95, 213, 0.14);

  /* Text */
  --text-primary: #0F1A35;
  --text-secondary: #4A5578;
  --text-muted: #8892A4;

  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-display: 'Outfit', sans-serif;

  /* Radii & Shadows */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(15, 26, 53, 0.10);
  --shadow-blue: 0 4px 24px rgba(30, 95, 213, 0.28);

  --navbar-h: 72px;
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

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

.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-pale);
  border: 1px solid rgba(30, 95, 213, 0.2);
  border-radius: 100px;
  padding: 6px 18px;
  margin-bottom: 18px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  max-width: 580px;
  margin: 0 auto;
  color: var(--text-secondary);
  font-size: 17px;
}

.gradient-text {
  background: linear-gradient(120deg, var(--blue), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-light), var(--blue-dark));
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover { box-shadow: 0 8px 36px rgba(30, 95, 213, 0.4); }

.btn-outline {
  background: #fff;
  color: var(--blue);
  border: 1.5px solid var(--blue-light);
}
.btn-outline:hover {
  background: var(--blue-pale);
  box-shadow: var(--card-shadow);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.28);
}
.btn-whatsapp:hover { box-shadow: 0 8px 32px rgba(37, 211, 102, 0.42); }

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(15, 26, 53, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon { font-size: 24px; }
.logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(120deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--blue);
  background: var(--blue-pale);
}
.nav-cta {
  padding: 10px 22px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-dark));
  color: #fff;
  font-size: 14.5px;
  font-weight: 600;
  margin-left: 8px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.nav-cta:hover {
  box-shadow: var(--shadow-blue);
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
  transition: background var(--transition);
}
.hamburger:hover { background: var(--bg-soft); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--navbar-h);
  background: linear-gradient(
    135deg,
    #EBF2FF 0%,
    #DDEEFF 30%,
    #E8F4FF 60%,
    #F0F7FF 100%
  );
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 50% at 75% 45%, rgba(30, 95, 213, 0.10) 0%, transparent 65%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(0, 151, 199, 0.07) 0%, transparent 55%),
    linear-gradient(210deg, rgba(255,255,255,0.6) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 64px;
  padding-top: 40px;
  padding-bottom: 80px;
}

.hero-content { flex: 1; max-width: 580px; }

/* Hero Rating */
.hero-rating {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 18px;
  margin-bottom: 24px;
  box-shadow: 0 2px 12px rgba(30,95,213,0.08);
  animation: fadeUp 0.3s ease both;
}
.hero-stars { font-size: 15px; letter-spacing: 1px; }
.hero-rating-text {
  font-size: 13.5px;
  color: var(--text-secondary);
}
.hero-rating-text strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* Hero Title */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  color: var(--text-primary);
  animation: fadeUp 0.3s 0.06s ease both;
}

/* Hero Tagline */
.hero-tagline {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 32px;
  animation: fadeUp 0.3s 0.12s ease both;
  letter-spacing: 0.2px;
}

/* Buttons */
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
  animation: fadeUp 0.3s 0.18s ease both;
}

/* Trust badges row */
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  animation: fadeUp 0.3s 0.24s ease both;
}
.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-secondary);
}
.trust-item svg {
  color: var(--green);
  flex-shrink: 0;
}

/* check-icon (used elsewhere) */
.check-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  background: var(--green-pale);
  color: var(--green);
  border-radius: 50%;
  font-size: 11px;
  flex-shrink: 0;
  font-weight: 700;
}


.hero-image-wrap {
  flex: 1;
  display: flex;
  justify-content: center;
  animation: fadeIn 0.4s 0.08s ease both;
}
.hero-img-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
  max-width: 520px;
  width: 100%;
}
.hero-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(15, 26, 53, 0.13), 0 0 0 6px rgba(30, 95, 213, 0.06);
}
.hero-img-badge {
  position: absolute;
  bottom: -20px;
  left: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--card-shadow-hover);
}
.hero-img-badge .badge-star { font-size: 20px; }
.hero-img-badge strong { display: block; font-size: 18px; font-weight: 800; color: var(--text-primary); }
.hero-img-badge small { color: var(--text-muted); font-size: 12px; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* =============================================
   STATS
   ============================================= */
.stats-section {
  padding: 0;
  margin-bottom: 0;
}
.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-dark));
  border-radius: var(--radius-lg);
  padding: 52px 0;
  position: relative;
  overflow: hidden;
}
.stats-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 70% at 0% 50%, rgba(255,255,255,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 100% 50%, rgba(0,200,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.stat-card {
  flex: 1;
  min-width: 200px;
  text-align: center;
  padding: 20px 40px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.stat-card.visible { opacity: 1; transform: translateY(0); }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 54px);
  font-weight: 900;
  line-height: 1;
  color: #fff;
  margin-bottom: 8px;
}
.stat-plus { font-size: 0.7em; }
.stat-label {
  color: rgba(255,255,255,0.75);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}

/* =============================================
   FEATURES (WHY US)
   ============================================= */
.why-us-section { background: var(--bg-soft); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.feature-card.visible { opacity: 1; transform: translateY(0); }
.feature-card:hover {
  border-color: rgba(30, 95, 213, 0.3);
  background: var(--bg-white);
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
}

.feature-icon-wrap {
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(30, 95, 213, 0.1);
  color: var(--blue);
  margin-bottom: 20px;
  transition: transform var(--transition);
}
.feature-card:hover .feature-icon-wrap { transform: scale(1.1) rotate(-3deg); }
.feature-icon-wrap svg {
  width: 26px; height: 26px;
  stroke: currentColor;
}

/* Override icon colors per card inline style */
.feature-card:nth-child(1) .feature-icon-wrap { background: rgba(59,130,246,0.1); color: #3B82F6; }
.feature-card:nth-child(2) .feature-icon-wrap { background: rgba(16,185,129,0.1); color: #10B981; }
.feature-card:nth-child(3) .feature-icon-wrap { background: rgba(245,158,11,0.1); color: #F59E0B; }
.feature-card:nth-child(4) .feature-icon-wrap { background: rgba(239,68,68,0.1); color: #EF4444; }

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.feature-card p { color: var(--text-secondary); font-size: 14.5px; line-height: 1.7; }

/* =============================================
   INTRO CARDS
   ============================================= */
.intro-section {
  background: var(--bg-white);
}
.intro-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.intro-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition), background var(--transition);
  opacity: 0;
  transform: translateY(20px);
  position: relative;
  overflow: hidden;
}
.intro-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-light), var(--cyan));
  transform: scaleX(0);
  transition: transform var(--transition);
}
.intro-card:hover::before { transform: scaleX(1); }
.intro-card.visible { opacity: 1; transform: translateY(0); }
.intro-card:hover {
  border-color: rgba(30, 95, 213, 0.25);
  background: var(--bg-white);
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
}
.intro-card-icon { font-size: 48px; margin-bottom: 20px; }
.intro-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-primary);
}
.intro-card p { color: var(--text-secondary); font-size: 15px; line-height: 1.7; }

/* =============================================
   SERVICES
   ============================================= */
.services-section {
  background: var(--bg-soft);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.service-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
  cursor: default;
}
.service-card.visible { opacity: 1; transform: translateY(0); }
.service-card:hover {
  border-color: rgba(30, 95, 213, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
}
.service-icon {
  font-size: 30px;
  flex-shrink: 0;
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-pale);
  border-radius: var(--radius-sm);
  transition: transform var(--transition), background var(--transition);
}
.service-card:hover .service-icon {
  transform: scale(1.08);
  background: #d8e8ff;
}
.service-body { flex: 1; }
.service-body h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.service-body p { color: var(--text-secondary); font-size: 14px; line-height: 1.65; }
.service-arrow {
  color: var(--border-strong);
  font-size: 20px;
  align-self: center;
  transition: color var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.service-card:hover .service-arrow {
  color: var(--blue);
  transform: translateX(4px);
}

/* =============================================
   SERVICE AREAS (ACCORDION)
   ============================================= */
.service-areas-section { background: var(--bg-white); }

.areas-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 52px;
}
.accordion-item {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.accordion-item.open {
  border-color: rgba(30, 95, 213, 0.35);
  box-shadow: 0 4px 20px rgba(30, 95, 213, 0.08);
}

.accordion-trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  transition: background var(--transition);
}
.accordion-trigger:hover { background: var(--blue-pale); }
.accordion-icon { font-size: 20px; flex-shrink: 0; }
.accordion-trigger > span:nth-child(2) { flex: 1; }
.accordion-chevron {
  font-size: 12px;
  color: var(--text-muted);
  transition: transform var(--transition), color var(--transition);
}
.accordion-item.open .accordion-chevron {
  transform: rotate(180deg);
  color: var(--blue);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}
.accordion-item.open .accordion-body { max-height: 300px; }
.accordion-body p {
  padding: 0 24px 24px 58px;
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.75;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.area-highlights {
  background: linear-gradient(135deg, var(--blue-pale), #e0f0ff);
  border: 1px solid rgba(30, 95, 213, 0.18);
  border-radius: var(--radius);
  padding: 40px;
}
.area-highlights h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.highlights-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.highlights-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 500;
}

/* =============================================
   TESTIMONIALS
   ============================================= */
.testimonials-section { background: var(--bg-soft); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
  position: relative;
  overflow: hidden;
}
.testimonial-card.visible { opacity: 1; transform: translateY(0); }
.testimonial-card:hover {
  border-color: rgba(245, 158, 11, 0.35);
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(15, 26, 53, 0.12);
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px; right: 20px;
  font-size: 88px;
  line-height: 1;
  font-family: Georgia, serif;
  color: rgba(30, 95, 213, 0.06);
  pointer-events: none;
}
.review-stars { font-size: 16px; letter-spacing: 2px; }
.review-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
blockquote {
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.75;
  font-style: italic;
  flex: 1;
}
.reviewer {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.reviewer-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  flex-shrink: 0;
}
.reviewer strong { display: block; font-size: 14px; color: var(--text-primary); }
.reviewer small { color: var(--text-muted); font-size: 12px; }

/* =============================================
   CTA
   ============================================= */
.cta-section {
  background: linear-gradient(135deg, var(--blue-light) 0%, var(--blue-dark) 60%, #0a3490 100%);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 0% 50%, rgba(255,255,255,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 100% 50%, rgba(0,200,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 64px;
  flex-wrap: wrap;
}
.cta-content { flex: 1; min-width: 280px; }
.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.2;
  color: #fff;
}
.cta-content p {
  color: rgba(255,255,255,0.78);
  font-size: 17px;
  margin-bottom: 32px;
}
.cta-btns { display: flex; flex-wrap: wrap; gap: 14px; }

.btn-primary.on-blue {
  background: #fff;
  color: var(--blue-dark);
  box-shadow: 0 4px 20px rgba(0,0,0,0.18);
}
.btn-primary.on-blue:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}

.cta-badges {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex-shrink: 0;
}
.cta-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  min-width: 220px;
  font-weight: 600;
  font-size: 14.5px;
  color: #fff;
  transition: background var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(10px);
  backdrop-filter: blur(8px);
}
.cta-badge.visible { opacity: 1; transform: translateY(0); }
.cta-badge:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(4px);
}
.cbadge-icon { font-size: 22px; }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--text-primary);
  padding-top: 72px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text {
  background: linear-gradient(120deg, #60A5FA, #38BDF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer-brand p {
  color: rgba(255,255,255,0.55);
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
}
.footer-links h4, .footer-contact h4 {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 18px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-contact p {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  margin-bottom: 10px;
}
.footer-contact a {
  color: #60A5FA;
  transition: opacity var(--transition);
}
.footer-contact a:hover { opacity: 0.8; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  color: rgba(255,255,255,0.35);
  font-size: 13px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  :root { --navbar-h: 64px; }

  .nav-links {
    position: fixed;
    top: var(--navbar-h);
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(15, 26, 53, 0.1);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 999;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
  }
  .nav-link { padding: 12px 16px; border-radius: 10px; font-size: 16px; }
  .nav-cta { margin: 4px 0 0; text-align: center; padding: 13px; border-radius: 10px; }
  .hamburger { display: flex; }

  .hero-inner {
    flex-direction: column;
    gap: 48px;
    padding-top: 24px;
    padding-bottom: 48px;
  }
  .hero-content { max-width: 100%; }
  .hero-image-wrap { width: 100%; }
  .hero-img { height: 300px; }
  .hero-img-badge { left: 16px; bottom: -16px; padding: 10px 14px; }

  .stats-grid { flex-direction: column; gap: 0; }
  .stat-divider { width: 80%; height: 1px; background: rgba(255,255,255,0.2); margin: 0 auto; }
  .stat-card { padding: 24px 20px; }

  .section { padding: 64px 0; }
  .section-header { margin-bottom: 40px; }

  .intro-cards { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }

  .cta-inner { flex-direction: column; gap: 40px; }
  .cta-badges { flex-direction: row; flex-wrap: wrap; }
  .cta-badge { min-width: 160px; flex: 1; }

  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand p { max-width: 100%; }

  .accordion-body p { padding-left: 24px; }
  .highlights-list { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 30px; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; justify-content: center; }
  .features-grid { grid-template-columns: 1fr; }
  .cta-btns { flex-direction: column; }
  .cta-btns .btn { width: 100%; justify-content: center; }
  .cta-badge { min-width: 100%; }
}

/* =============================================
   FLOATING ACTION BUTTONS (FAB)
   ============================================= */
.fab-container {
  position: fixed;
  bottom: 28px;
  right: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  z-index: 9999;
  animation: fabSlideIn 0.4s 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}

@keyframes fabSlideIn {
  from { opacity: 0; transform: translateX(60px); }
  to   { opacity: 1; transform: translateX(0); }
}

.fab {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.18);
  transition: transform 0.18s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.18s ease;
  cursor: pointer;
  text-decoration: none;
  overflow: visible;
}
.fab:hover {
  transform: scale(1.12) translateY(-3px);
}
.fab:active {
  transform: scale(0.96);
}

/* Icons */
.fab svg {
  width: 26px;
  height: 26px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

/* WhatsApp FAB */
.fab-whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
}
.fab-whatsapp:hover {
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
}

/* Call FAB */
.fab-call {
  background: linear-gradient(135deg, var(--blue-light), var(--blue-dark));
  box-shadow: 0 4px 20px rgba(30, 95, 213, 0.4);
}
.fab-call:hover {
  box-shadow: 0 8px 32px rgba(30, 95, 213, 0.55);
}

/* Tooltip */
.fab-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: #1a1a2e;
  color: #fff;
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
  padding: 7px 13px;
  border-radius: 8px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease, transform 0.15s ease;
  font-family: var(--font-body);
  box-shadow: 0 4px 14px rgba(0,0,0,0.18);
}
.fab-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: #1a1a2e;
}
.fab:hover .fab-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Pulse ring animation */
.fab-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: fabPulse 2.4s ease infinite;
  pointer-events: none;
  z-index: 0;
}
.fab-whatsapp .fab-pulse {
  box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
}
.fab-call .fab-pulse {
  box-shadow: 0 0 0 0 rgba(30, 95, 213, 0.5);
}

@keyframes fabPulse {
  0%   { transform: scale(1);   opacity: 1; box-shadow: 0 0 0 0 currentColor; }
  60%  { transform: scale(1.3); opacity: 0; box-shadow: 0 0 0 18px transparent; }
  100% { transform: scale(1);   opacity: 0; }
}

/* Mobile adjustments */
@media (max-width: 480px) {
  .fab-container {
    bottom: 20px;
    right: 16px;
    gap: 12px;
  }
  .fab { width: 52px; height: 52px; }
  .fab svg { width: 23px; height: 23px; }
  .fab-tooltip { display: none; }
}

/* =============================================
   PROJECT GALLERY SLIDESHOW
   ============================================= */
.gallery-section {
  background: var(--bg-white);
  position: relative;
  overflow: hidden;
}

.slideshow-wrapper {
  max-width: 900px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.slideshow-wrapper.visible {
  opacity: 1;
  transform: translateY(0);
}

.slideshow-container {
  position: relative;
  width: 100%;
  height: 560px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 16px 56px rgba(15, 26, 53, 0.14), 0 0 0 1px var(--border);
  background: #0b111e;
}

.slideshow-track {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  transition: transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.slide-item {
  min-width: 100%;
  max-width: 100%;
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
}

.slide-img-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  cursor: pointer;
  background: radial-gradient(circle at center, #141c2e 0%, #090d16 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 16px 85px 16px;
}

.slide-img {
  max-width: 100% !important;
  max-height: 100% !important;
  width: auto !important;
  height: auto !important;
  object-fit: contain !important;
  border-radius: 6px;
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.55);
  transition: transform 0.3s ease;
}
.slide-img-wrap:hover .slide-img {
  transform: scale(1.02);
}

.zoom-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(15, 26, 53, 0.75);
  color: #fff;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  opacity: 0.85;
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  z-index: 5;
}
.slide-img-wrap:hover .zoom-badge {
  opacity: 1;
  transform: translateY(-2px);
}

.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(0deg, rgba(11, 17, 30, 0.95) 0%, rgba(11, 17, 30, 0.75) 75%, transparent 100%);
  color: #fff;
  padding: 20px 28px 18px;
  backdrop-filter: blur(6px);
  z-index: 5;
}
.slide-caption h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #ffffff;
}
.slide-caption p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.5;
}

/* Arrows */
.slide-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text-primary);
  border: 1px solid var(--border);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: background 0.18s ease, transform 0.18s ease, color 0.18s ease;
}
.slide-arrow:hover {
  background: var(--blue);
  color: #ffffff;
  border-color: var(--blue);
  transform: translateY(-50%) scale(1.1);
}
.slide-prev { left: 16px; }
.slide-next { right: 16px; }

/* Counter badge */
.slide-badge-counter {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(15, 26, 53, 0.75);
  color: #fff;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  z-index: 10;
  letter-spacing: 1px;
}

/* Thumbnails Strip */
.thumbnails-container {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  padding: 8px 4px;
  overflow-x: auto;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}
.thumbnails-container::-webkit-scrollbar {
  height: 6px;
}
.thumbnails-container::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
}

.thumb-item {
  width: 90px;
  height: 64px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  opacity: 0.6;
  transition: opacity 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  cursor: pointer;
  padding: 0;
  background: #000;
}
.thumb-item:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}
.thumb-item.active {
  opacity: 1;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30, 95, 213, 0.25);
  transform: translateY(-2px);
}
.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(10, 15, 30, 0.95);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.lightbox-modal.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  color: #fff;
  font-size: 36px;
  font-weight: 300;
  cursor: pointer;
  transition: color 0.18s ease, transform 0.18s ease;
  line-height: 1;
  z-index: 10002;
}
.lightbox-close:hover {
  color: var(--cyan);
  transform: scale(1.15);
}

.lightbox-content {
  max-width: 90vw;
  max-height: 72vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: zoomIn 0.25s ease;
}

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

.lightbox-caption {
  margin-top: 18px;
  text-align: center;
  color: #fff;
  max-width: 680px;
}
.lightbox-caption h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}
.lightbox-caption p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

.lightbox-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10001;
  transition: background 0.18s ease, transform 0.18s ease;
  backdrop-filter: blur(8px);
}
.lightbox-arrow:hover {
  background: var(--blue);
  border-color: var(--blue);
  transform: translateY(-50%) scale(1.1);
}
.lb-prev { left: 24px; }
.lb-next { right: 24px; }

@media (max-width: 768px) {
  .slideshow-container {
    height: 380px;
  }
  .slide-caption {
    padding: 16px 20px;
  }
  .slide-caption h3 {
    font-size: 16px;
  }
  .slide-caption p {
    font-size: 12.5px;
  }
  .slide-arrow {
    width: 38px;
    height: 38px;
    font-size: 14px;
  }
  .lightbox-arrow {
    width: 42px;
    height: 42px;
    font-size: 16px;
  }
  .lb-prev { left: 10px; }
  .lb-next { right: 10px; }
}

@media (max-width: 992px) {
  .project-card {
    flex: 0 0 calc((100% - 24px) / 2);
    min-width: calc((100% - 24px) / 2);
  }
  .carousel-wrapper { padding: 0 36px; }
  .lightbox-arrow {
    width: 42px;
    height: 42px;
    font-size: 16px;
  }
  .lb-prev { left: 10px; }
  .lb-next { right: 10px; }
}

@media (max-width: 600px) {
  .project-card {
    flex: 0 0 100%;
    min-width: 100%;
  }
  .carousel-wrapper { padding: 0 28px; }
  .pcard-img-wrap { height: 220px; }
}

@media (max-width: 480px) {
  .slideshow-container {
    height: 320px;
  }
  .thumb-item {
    width: 68px;
    height: 48px;
  }
}