/* AirDuctVet Website Stylesheet */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary-blue: #1a2980;
  --secondary-blue: #26a0da;
  --dark-navy: #0a1a5e;
  --red: #d32030;
  --dark-red: #a4131f;
  --light-gray: #f5f7fa;
  --dark-gray: #333;
  --text-gray: #555;
  --white: #ffffff;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
  overflow-x: hidden;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Top Bar */
.top-bar {
  background: var(--dark-navy);
  color: var(--white);
  padding: 8px 0;
  font-size: 14px;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.top-bar a { color: var(--white); margin-right: 15px; }
.top-bar a:hover { color: var(--secondary-blue); }
.top-bar .socials a { margin-left: 8px; font-size: 16px; }

/* Header */
.header {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}
.logo img { max-height: 70px; }
.logo-tagline { font-size: 12px; color: var(--text-gray); margin-top: 2px; font-style: italic; }

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 5px;
}
.nav-menu li { position: relative; }
.nav-menu > li > a {
  padding: 10px 15px;
  font-weight: 600;
  color: var(--dark-navy);
  font-size: 15px;
  transition: color 0.3s;
  display: block;
}
.nav-menu > li > a:hover, .nav-menu > li.active > a { color: var(--red); }

/* Dropdown */
.dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  min-width: 250px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.15);
  border-top: 3px solid var(--red);
  list-style: none;
  z-index: 1001;
}
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu li a {
  padding: 12px 18px;
  display: block;
  color: var(--dark-navy);
  font-size: 14px;
  border-bottom: 1px solid #eee;
  transition: all 0.3s;
}
.dropdown-menu li a:hover { background: var(--primary-blue); color: var(--white); padding-left: 25px; }

.btn-book {
  background: var(--red);
  color: var(--white) !important;
  padding: 12px 25px !important;
  border-radius: 30px;
  font-weight: 700;
  transition: all 0.3s;
}
.btn-book:hover { background: var(--dark-red); color: var(--white) !important; transform: translateY(-2px); }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  color: var(--dark-navy);
  cursor: pointer;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-navy) 100%);
  color: var(--white);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
  opacity: 0.4;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.hero-content h1 {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 800;
}
.hero-content h1 span { color: #ffc107; }
.hero-content p { font-size: 18px; margin-bottom: 30px; opacity: 0.95; }
.hero-badge {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 16px;
  transition: all 0.3s;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--red); color: var(--white); }
.btn-primary:hover { background: var(--dark-red); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }
.btn-secondary { background: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-secondary:hover { background: var(--white); color: var(--primary-blue); }

.hero-image img { border-radius: 15px; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }

/* Page Banner */
.page-banner {
  background: linear-gradient(rgba(10, 26, 94, 0.85), rgba(10, 26, 94, 0.85)), url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?w=1600') center/cover;
  color: var(--white);
  padding: 100px 0 80px;
  text-align: center;
}
.page-banner h1 { font-size: 48px; font-weight: 800; margin-bottom: 15px; }
.page-banner .breadcrumb { font-size: 16px; opacity: 0.9; }
.page-banner .breadcrumb a { color: #ffc107; }
.page-banner .breadcrumb a:hover { text-decoration: underline; }

/* Sections */
.section { padding: 80px 0; }
.section-light { background: var(--light-gray); }
.section-title {
  text-align: center;
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 15px;
  color: var(--dark-navy);
}
.section-subtitle {
  text-align: center;
  font-size: 18px;
  color: var(--text-gray);
  margin-bottom: 50px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.section-divider {
  width: 80px;
  height: 4px;
  background: var(--red);
  margin: 0 auto 25px;
  border-radius: 2px;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}
.service-card {
  background: var(--white);
  border-radius: 12px;
  padding: 35px 25px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  transition: all 0.3s;
  border-top: 4px solid var(--red);
}
.service-card:hover { transform: translateY(-8px); box-shadow: 0 15px 35px rgba(0,0,0,0.15); }
.service-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 20px;
}
.service-card h3 { color: var(--dark-navy); font-size: 22px; margin-bottom: 15px; font-weight: 700; }
.service-card p { color: var(--text-gray); margin-bottom: 20px; font-size: 15px; }
.service-card .btn-link {
  color: var(--red);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.service-card .btn-link:hover { color: var(--dark-red); }

/* Features Section */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}
.feature-box {
  text-align: center;
  padding: 30px 20px;
}
.feature-box .feature-icon {
  width: 70px;
  height: 70px;
  background: var(--red);
  color: var(--white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  margin: 0 auto 20px;
}
.feature-box h4 { color: var(--dark-navy); font-size: 18px; margin-bottom: 10px; }
.feature-box p { color: var(--text-gray); font-size: 14px; }

/* Two Column */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.two-column img { border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.15); }
.two-column h2 { font-size: 36px; color: var(--dark-navy); margin-bottom: 20px; font-weight: 800; }
.two-column p { color: var(--text-gray); margin-bottom: 15px; font-size: 16px; }
.two-column ul { list-style: none; margin: 20px 0; }
.two-column ul li {
  padding: 8px 0 8px 30px;
  position: relative;
  color: var(--text-gray);
}
.two-column ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--white);
  background: var(--red);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: bold;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--red), var(--dark-red));
  color: var(--white);
  padding: 70px 0;
  text-align: center;
}
.cta-section h2 { font-size: 36px; margin-bottom: 15px; font-weight: 800; }
.cta-section p { font-size: 18px; margin-bottom: 30px; opacity: 0.95; }
.cta-section .btn-primary { background: var(--white); color: var(--red); }
.cta-section .btn-primary:hover { background: var(--dark-navy); color: var(--white); }

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}
.testimonial {
  background: var(--white);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
  border-left: 4px solid var(--red);
}
.testimonial .stars { color: #ffc107; margin-bottom: 12px; font-size: 18px; }
.testimonial p { font-style: italic; color: var(--text-gray); margin-bottom: 15px; }
.testimonial .author { font-weight: 700; color: var(--dark-navy); }
.testimonial .date { font-size: 13px; color: #888; }

/* FAQ */
.faq-item {
  background: var(--white);
  margin-bottom: 12px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.faq-question {
  padding: 18px 25px;
  background: var(--white);
  cursor: pointer;
  font-weight: 700;
  color: var(--dark-navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  transition: background 0.3s;
}
.faq-question:hover { background: #f8f9fa; }
.faq-question .icon { color: var(--red); font-size: 20px; transition: transform 0.3s; }
.faq-item.active .faq-question .icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: #f8f9fa;
}
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer p { padding: 20px 25px; color: var(--text-gray); }

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-info-card {
  background: var(--primary-blue);
  color: var(--white);
  padding: 40px;
  border-radius: 12px;
}
.contact-info-card h3 { font-size: 26px; margin-bottom: 20px; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 15px;
}
.contact-info-item .icon {
  background: var(--red);
  width: 45px;
  height: 45px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-info-item h4 { margin-bottom: 5px; font-size: 16px; }
.contact-info-item p, .contact-info-item a { color: rgba(255,255,255,0.9); font-size: 15px; }
.contact-info-item a:hover { color: #ffc107; }

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.contact-form h3 { color: var(--dark-navy); margin-bottom: 20px; font-size: 26px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--dark-navy);
  font-size: 14px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.3s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.map-container {
  margin-top: 40px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}
.map-container iframe { width: 100%; display: block; }

/* Service Page */
.service-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-top: 30px;
}
.service-content h2 { color: var(--dark-navy); font-size: 32px; margin: 30px 0 15px; font-weight: 800; }
.service-content h3 { color: var(--dark-navy); font-size: 24px; margin: 25px 0 12px; }
.service-content p { color: var(--text-gray); margin-bottom: 15px; font-size: 16px; line-height: 1.8; }
.service-content ul { margin: 15px 0 20px 20px; }
.service-content ul li {
  padding: 6px 0 6px 25px;
  position: relative;
  color: var(--text-gray);
  list-style: none;
}
.service-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: bold;
  font-size: 18px;
}

.service-content .feature-img { border-radius: 12px; margin: 20px 0; box-shadow: 0 8px 20px rgba(0,0,0,0.1); }

.sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
}
.sidebar-box {
  background: var(--white);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
  margin-bottom: 25px;
}
.sidebar-box h4 { color: var(--dark-navy); font-size: 20px; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--red); }
.sidebar-box ul { list-style: none; }
.sidebar-box ul li { margin-bottom: 10px; }
.sidebar-box ul li a {
  display: block;
  padding: 10px 15px;
  background: var(--light-gray);
  color: var(--dark-navy);
  border-radius: 6px;
  font-weight: 600;
  transition: all 0.3s;
  font-size: 14px;
}
.sidebar-box ul li a:hover, .sidebar-box ul li a.active {
  background: var(--primary-blue);
  color: var(--white);
  padding-left: 20px;
}
.sidebar-cta {
  background: linear-gradient(135deg, var(--red), var(--dark-red));
  color: var(--white);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
}
.sidebar-cta h4 { color: var(--white); border: none; padding: 0; margin-bottom: 12px; font-size: 22px; }
.sidebar-cta p { margin-bottom: 18px; font-size: 14px; }
.sidebar-cta .phone {
  font-size: 22px;
  font-weight: 800;
  display: block;
  margin: 10px 0;
}
.sidebar-cta .btn-primary { background: var(--white); color: var(--red); padding: 12px 25px; }
.sidebar-cta .btn-primary:hover { background: var(--dark-navy); color: var(--white); }

/* About Page */
.about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin: 40px 0;
}
.stat-box {
  background: var(--white);
  padding: 30px 20px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
  border-top: 4px solid var(--red);
}
.stat-box .number {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary-blue);
  display: block;
}
.stat-box .label { color: var(--text-gray); font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

/* Footer */
.footer {
  background: var(--dark-navy);
  color: var(--white);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 35px;
  margin-bottom: 40px;
}
.footer-col h4 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--red);
  display: inline-block;
}
.footer-col img { max-height: 70px; margin-bottom: 15px; background: white; padding: 8px; border-radius: 8px; }
.footer-col p, .footer-col li { color: rgba(255,255,255,0.8); font-size: 14px; margin-bottom: 10px; line-height: 1.7; }
.footer-col ul { list-style: none; }
.footer-col ul li a { transition: all 0.3s; }
.footer-col ul li a:hover { color: #ffc107; padding-left: 5px; }
.footer-col .contact-line { display: flex; align-items: flex-start; gap: 10px; }
.footer-col .contact-line i { color: var(--red); margin-top: 4px; }

.social-links { display: flex; gap: 10px; margin-top: 15px; }
.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  color: var(--white);
}
.social-links a:hover { background: var(--red); transform: translateY(-3px); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}
.footer-bottom a { color: #ffc107; }

/* Trust Badges */
.trust-badges {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin: 40px 0;
}
.trust-badge {
  background: var(--white);
  padding: 20px 25px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  font-weight: 700;
  color: var(--dark-navy);
}
.trust-badge i { color: var(--red); font-size: 28px; }

/* Process Steps */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
  margin-top: 40px;
}
.process-step {
  background: var(--white);
  padding: 30px 20px;
  border-radius: 12px;
  text-align: center;
  position: relative;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}
.process-step .step-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 45px;
  height: 45px;
  background: var(--red);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
}
.process-step h4 { margin: 20px 0 10px; color: var(--dark-navy); }
.process-step p { color: var(--text-gray); font-size: 14px; }

/* Responsive */
@media (max-width: 992px) {
  .hero .container, .two-column, .contact-grid, .service-detail-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-content h1 { font-size: 36px; }
  .section-title { font-size: 30px; }
}

@media (max-width: 768px) {
  .top-bar .container { justify-content: center; text-align: center; }
  .mobile-toggle { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 15px;
  }
  .nav-menu.active { display: flex; }
  .nav-menu li { width: 100%; }
  .dropdown-menu { position: static; box-shadow: none; border-top: none; }
  .dropdown:hover .dropdown-menu { display: none; }
  .dropdown.open .dropdown-menu { display: block; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 50px 0; }
  .hero-content h1 { font-size: 28px; }
  .section { padding: 50px 0; }
  .section-title { font-size: 26px; }
  .page-banner h1 { font-size: 32px; }
}