/* ============================================================
   AirDuctVet — Main Stylesheet
   Colors: Navy #0a2540, Sky Blue #1a7bc4, Orange #f05a28
   ============================================================ */

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  font-size: 16px;
  color: #333;
  background: #fff;
  line-height: 1.7;
}

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

h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; color: #0a2540; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Utility ---------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: all .25s;
  border: 2px solid transparent;
}
.btn-primary {
  background: #f05a28;
  color: #fff;
  border-color: #f05a28;
}
.btn-primary:hover {
  background: #d44d1e;
  border-color: #d44d1e;
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn-outline:hover {
  background: #fff;
  color: #0a2540;
}
.btn-blue {
  background: #1a7bc4;
  color: #fff;
  border-color: #1a7bc4;
}
.btn-blue:hover {
  background: #155f9a;
  border-color: #155f9a;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #f05a28;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(26px, 3vw, 38px);
  margin-bottom: 18px;
  color: #0a2540;
}
.section-subtitle {
  font-size: 17px;
  color: #555;
  max-width: 680px;
  margin-bottom: 40px;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

.divider {
  width: 60px;
  height: 4px;
  background: #f05a28;
  border-radius: 2px;
  margin: 0 auto 30px;
}
.divider-left { margin-left: 0; }

/* ---------- Top Bar ---------- */
.topbar {
  background: #0a2540;
  color: #c8d8e8;
  font-size: 13px;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar a { color: #c8d8e8; }
.topbar a:hover { color: #f05a28; }
.topbar-left { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.topbar-right { display: flex; gap: 14px; align-items: center; }
.topbar-social a { font-size: 14px; }
.topbar-social a:hover { color: #f05a28; }
.topbar i { margin-right: 5px; }

/* ---------- Header / Nav ---------- */
header {
  background: #fff;
  box-shadow: 0 2px 16px rgba(0,0,0,.08);
  position: sticky;
  top: 0;
  z-index: 900;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.logo img { height: 60px; width: auto; }

nav ul { display: flex; gap: 6px; align-items: center; }
nav ul li a {
  font-weight: 600;
  font-size: 15px;
  padding: 8px 14px;
  border-radius: 4px;
  color: #0a2540;
  transition: color .2s, background .2s;
}
nav ul li a:hover,
nav ul li a.active { color: #f05a28; background: #fff4f0; }

.nav-cta a {
  background: #f05a28 !important;
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 4px !important;
}
.nav-cta a:hover { background: #d44d1e !important; }

/* Dropdown */
.has-dropdown { position: relative; }
.has-dropdown .dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: #fff;
  border: 1px solid #e8eaf0;
  border-radius: 6px;
  min-width: 230px;
  box-shadow: 0 8px 30px rgba(0,0,0,.12);
  padding: 8px 0;
  z-index: 999;
}
.has-dropdown:hover .dropdown { display: block; }
.has-dropdown .dropdown li a {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  white-space: nowrap;
  border-radius: 0;
}
.has-dropdown .dropdown li a:hover { background: #f9f0ec; color: #f05a28; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  width: 26px;
  height: 3px;
  background: #0a2540;
  border-radius: 2px;
  transition: all .3s;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, #0a2540 0%, #1a4a7a 60%, #1a7bc4 100%);
  color: #fff;
  padding: 90px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 400"><circle cx="700" cy="50" r="180" fill="rgba(255,255,255,0.03)"/><circle cx="650" cy="350" r="250" fill="rgba(255,255,255,0.02)"/></svg>') no-repeat right center / cover;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(240,90,40,.2);
  border: 1px solid rgba(240,90,40,.4);
  color: #ffc299;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: .5px;
}
.hero h1 {
  font-size: clamp(28px, 4vw, 50px);
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.2;
}
.hero h1 span { color: #f05a28; }
.hero-desc { font-size: 18px; color: #c8d8e8; margin-bottom: 32px; max-width: 550px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #c8d8e8;
}
.trust-item i { color: #f05a28; font-size: 18px; }

/* Hero Form Card */
.hero-form-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px 28px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.hero-form-card h3 {
  font-size: 20px;
  color: #0a2540;
  margin-bottom: 6px;
}
.hero-form-card p { font-size: 14px; color: #666; margin-bottom: 20px; }
.form-group { margin-bottom: 14px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #dde2ec;
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s;
  color: #333;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #1a7bc4;
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-submit { width: 100%; padding: 14px; font-size: 16px; }

/* ---------- Trust Bar ---------- */
.trust-bar {
  background: #f05a28;
  color: #fff;
  padding: 22px 0;
}
.trust-bar-inner {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}
.trust-bar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
}
.trust-bar-item i { font-size: 22px; }

/* ---------- Section Padding ---------- */
.section { padding: 80px 0; }
.section-alt { background: #f7f9fb; }

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
  margin-top: 48px;
}
.service-card {
  background: #fff;
  border-radius: 12px;
  padding: 36px 28px;
  box-shadow: 0 4px 24px rgba(0,0,0,.07);
  transition: transform .25s, box-shadow .25s;
  text-align: center;
  border-top: 4px solid transparent;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0,0,0,.12);
  border-top-color: #f05a28;
}
.service-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #e8f3fc, #c6e0f5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.service-icon i { font-size: 28px; color: #1a7bc4; }
.service-card h3 { font-size: 20px; margin-bottom: 12px; }
.service-card p { font-size: 15px; color: #555; margin-bottom: 20px; }
.service-card a.read-more {
  font-size: 14px;
  font-weight: 700;
  color: #f05a28;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .2s;
}
.service-card a.read-more:hover { gap: 10px; }

/* ---------- Why Choose Us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.why-features { display: flex; flex-direction: column; gap: 22px; }
.why-feature {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.why-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #f05a28, #f08028);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-icon i { font-size: 20px; color: #fff; }
.why-feature h4 { font-size: 17px; margin-bottom: 4px; }
.why-feature p  { font-size: 14px; color: #666; }

.why-image {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
}
.why-image img { width: 100%; object-fit: cover; border-radius: 14px; }
.why-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: #0a2540;
  color: #fff;
  padding: 14px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
}
.why-badge span { display: block; font-size: 26px; color: #f05a28; }

/* ---------- Stats Row ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 60px;
}
.stat-item { text-align: center; padding: 28px 16px; background: #fff; border-radius: 10px; box-shadow: 0 4px 16px rgba(0,0,0,.06); }
.stat-number { font-size: 40px; font-weight: 800; color: #f05a28; line-height: 1; }
.stat-label  { font-size: 14px; color: #555; margin-top: 8px; }

/* ---------- Process Steps ---------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.process-step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}
.step-number {
  width: 56px;
  height: 56px;
  background: #0a2540;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  margin: 0 auto 18px;
}
.process-step h4 { font-size: 17px; margin-bottom: 8px; }
.process-step p  { font-size: 14px; color: #666; }

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 48px;
}
.testimonial-card {
  background: #fff;
  border-radius: 12px;
  padding: 30px 28px;
  box-shadow: 0 4px 20px rgba(0,0,0,.07);
  border-left: 4px solid #f05a28;
}
.stars { color: #f5a623; font-size: 16px; margin-bottom: 14px; }
.testimonial-card p { font-size: 15px; color: #555; font-style: italic; margin-bottom: 18px; }
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #0a2540, #1a7bc4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}
.reviewer-name { font-weight: 700; font-size: 15px; color: #0a2540; }
.reviewer-loc  { font-size: 13px; color: #888; }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, #0a2540, #1a4a7a);
  color: #fff;
  padding: 70px 0;
  text-align: center;
}
.cta-banner h2 { font-size: clamp(26px, 3.5vw, 42px); color: #fff; margin-bottom: 16px; }
.cta-banner p  { font-size: 18px; color: #c8d8e8; margin-bottom: 36px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 48px auto 0; }
.faq-item {
  border: 1px solid #e3e8f0;
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  background: #fff;
  font-weight: 600;
  font-size: 16px;
  color: #0a2540;
  transition: background .2s;
  gap: 12px;
}
.faq-question:hover { background: #f9f0ec; }
.faq-question i { flex-shrink: 0; color: #f05a28; transition: transform .3s; font-size: 14px; }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  font-size: 15px;
  color: #555;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}

/* ---------- Service Page Hero ---------- */
.page-hero {
  background: linear-gradient(135deg, #0a2540 0%, #1a4a7a 100%);
  color: #fff;
  padding: 70px 0 60px;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(28px, 4vw, 46px);
  color: #fff;
  margin-bottom: 16px;
}
.page-hero p { font-size: 18px; color: #c8d8e8; max-width: 650px; margin: 0 auto 28px; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  color: #a0b4c8;
  margin-bottom: 20px;
}
.breadcrumb a { color: #a0b4c8; }
.breadcrumb a:hover { color: #f05a28; }
.breadcrumb span { color: #f05a28; }

/* ---------- Service Detail ---------- */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}
.service-content h2 { margin-bottom: 16px; font-size: 28px; }
.service-content h3 { margin: 28px 0 12px; font-size: 21px; }
.service-content p  { margin-bottom: 16px; color: #555; font-size: 16px; }
.service-content ul { padding-left: 20px; margin-bottom: 20px; }
.service-content ul li { list-style: disc; color: #555; font-size: 15px; margin-bottom: 8px; }

/* Sidebar */
.service-sidebar .sidebar-card {
  background: #f7f9fb;
  border-radius: 12px;
  padding: 28px 24px;
  margin-bottom: 24px;
}
.sidebar-card h4 { font-size: 18px; margin-bottom: 16px; color: #0a2540; }
.sidebar-service-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: #fff;
  border-radius: 8px;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 15px;
  color: #0a2540;
  border: 1px solid #e3e8f0;
  transition: all .2s;
}
.sidebar-service-link i { color: #f05a28; width: 18px; }
.sidebar-service-link:hover { background: #f05a28; color: #fff; border-color: #f05a28; }
.sidebar-service-link:hover i { color: #fff; }
.sidebar-card .btn { width: 100%; text-align: center; margin-top: 10px; }

.info-list { display: flex; flex-direction: column; gap: 12px; }
.info-row { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: #444; }
.info-row i { color: #1a7bc4; margin-top: 3px; flex-shrink: 0; }

/* ---------- About Page ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-img-wrapper { position: relative; border-radius: 14px; overflow: hidden; }
.about-img-wrapper img { width: 100%; border-radius: 14px; }
.about-badge-overlay {
  position: absolute;
  top: 24px; right: 24px;
  background: #f05a28;
  color: #fff;
  padding: 16px 20px;
  border-radius: 10px;
  text-align: center;
  font-weight: 800;
  line-height: 1.3;
}
.about-badge-overlay span { display: block; font-size: 32px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.value-card {
  text-align: center;
  padding: 32px 20px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,.07);
  border-bottom: 4px solid #f05a28;
}
.value-card i { font-size: 36px; color: #1a7bc4; margin-bottom: 14px; }
.value-card h4 { font-size: 17px; margin-bottom: 8px; }
.value-card p  { font-size: 14px; color: #666; }

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-form-box {
  background: #f7f9fb;
  border-radius: 14px;
  padding: 40px 36px;
}
.contact-form-box h3 { font-size: 24px; margin-bottom: 8px; }
.contact-form-box > p { color: #666; margin-bottom: 28px; }
.contact-info-box { display: flex; flex-direction: column; gap: 24px; }
.contact-info-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: #f7f9fb;
  border-radius: 10px;
  padding: 22px 20px;
}
.contact-icon {
  width: 50px; height: 50px; flex-shrink: 0;
  background: #0a2540;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
.contact-icon i { font-size: 20px; color: #f05a28; }
.contact-info-card h5 { font-size: 15px; font-weight: 700; color: #0a2540; margin-bottom: 4px; }
.contact-info-card p  { font-size: 15px; color: #555; }
.contact-info-card a  { color: #1a7bc4; }
.contact-info-card a:hover { color: #f05a28; }

.map-wrapper { border-radius: 14px; overflow: hidden; margin-top: 40px; }
.map-wrapper iframe { width: 100%; display: block; border-radius: 14px; }

/* ---------- Footer ---------- */
footer {
  background: #06182e;
  color: #a0b8cc;
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-about .logo img { height: 50px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-about p { font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.08);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  transition: background .2s;
}
.footer-social a:hover { background: #f05a28; color: #fff; }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: #a0b8cc; transition: color .2s; display: flex; align-items: center; gap: 6px; }
.footer-col ul li a:hover { color: #f05a28; }
.footer-col ul li a i { font-size: 12px; }
.footer-contact-item { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; font-size: 14px; }
.footer-contact-item i { color: #f05a28; margin-top: 3px; }
.footer-contact-item a { color: #a0b8cc; }
.footer-contact-item a:hover { color: #f05a28; }

.footer-bottom {
  background: #040f1d;
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: #607080;
}
.footer-bottom a { color: #607080; }
.footer-bottom a:hover { color: #f05a28; }

/* ---------- Mobile Nav ---------- */
@media (max-width: 900px) {
  nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; box-shadow: 0 8px 30px rgba(0,0,0,.12); padding: 20px; }
  nav.open { display: block; }
  nav ul { flex-direction: column; gap: 4px; }
  nav ul li a { padding: 12px 16px; display: block; }
  .has-dropdown .dropdown { display: none !important; position: static; box-shadow: none; border: none; padding: 0 0 0 16px; background: transparent; }
  .hamburger { display: flex; }
  .header-inner { position: relative; }

  .hero-inner { grid-template-columns: 1fr; }
  .hero-form-card { max-width: 480px; }

  .why-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-detail-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .trust-bar-item { font-size: 13px; }
  .topbar-left { gap: 12px; font-size: 12px; }
  .hero { padding: 60px 0 50px; }
}