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

:root {
  --primary: #0a4d8c;
  --primary-dark: #073a6b;
  --secondary: #d32f2f;
  --accent: #f5a623;
  --dark: #1a1a1a;
  --gray: #5a5a5a;
  --light-gray: #f4f6f8;
  --white: #ffffff;
  --success: #2e7d32;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', 'Segoe UI', Tahoma, sans-serif;
  color: var(--dark);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--secondary);
}

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

h1, h2, h3, h4 {
  font-family: 'Montserrat', 'Open Sans', sans-serif;
  font-weight: 700;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 15px;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

p { margin-bottom: 15px; }

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--primary-dark);
  color: var(--white);
  padding: 8px 0;
  font-size: 0.9rem;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.top-info span {
  margin-right: 20px;
}

.top-info a {
  color: var(--white);
}

.top-info a:hover {
  color: var(--accent);
}

.top-social a {
  color: var(--white);
  margin-left: 12px;
  font-size: 1rem;
}

/* ===== HEADER / NAV ===== */
.header {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 999;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
}

.logo img {
  max-height: 70px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 5px;
  align-items: center;
}

.nav-menu li a {
  display: block;
  padding: 10px 16px;
  color: var(--dark);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 4px;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  background: var(--primary);
  color: var(--white);
}

.nav-menu .dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  min-width: 240px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  border-radius: 4px;
  list-style: none;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li a {
  padding: 10px 16px;
  border-radius: 0;
  font-size: 0.9rem;
}

.dropdown-menu li a:hover {
  background: var(--light-gray);
  color: var(--primary);
}

.btn-call {
  background: var(--secondary);
  color: var(--white) !important;
  padding: 12px 22px !important;
  border-radius: 30px !important;
  font-weight: 700 !important;
}

.btn-call:hover {
  background: var(--primary) !important;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--primary);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 30px;
  background: var(--secondary);
  color: var(--white);
  font-weight: 700;
  border-radius: 30px;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  border: 2px solid var(--secondary);
  cursor: pointer;
  transition: all 0.3s;
}

.btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.15);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

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

/* ===== HERO ===== */
.hero {
  position: relative;
  background: linear-gradient(rgba(7, 58, 107, 0.85), rgba(10, 77, 140, 0.75)), 
              url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?w=1600') center/cover;
  color: var(--white);
  padding: 90px 0;
  text-align: center;
}

.hero h1 {
  color: var(--white);
  font-size: 3rem;
  margin-bottom: 20px;
}

.hero .badge-line {
  display: inline-block;
  background: var(--accent);
  color: var(--dark);
  padding: 6px 18px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 30px;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.trust-badges {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.trust-badges div {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}

.trust-badges i {
  color: var(--accent);
  font-size: 1.5rem;
}

/* ===== SECTIONS ===== */
section {
  padding: 70px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  display: inline-block;
  position: relative;
  padding-bottom: 15px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 4px;
  background: var(--secondary);
  border-radius: 2px;
}

.section-title p {
  max-width: 700px;
  margin: 15px auto 0;
  color: var(--gray);
}

.bg-light {
  background: var(--light-gray);
}

/* ===== 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;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transition: all 0.3s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.service-card-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.service-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.4));
}

.service-card-body {
  padding: 25px;
}

.service-card-body h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.service-card-body p {
  color: var(--gray);
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--secondary);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
}

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

/* ===== ABOUT SPLIT ===== */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-split img {
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.about-split h2 {
  text-align: left;
}

.feature-list {
  list-style: none;
  margin-top: 20px;
}

.feature-list li {
  padding: 8px 0 8px 30px;
  position: relative;
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--white);
  background: var(--success);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  top: 12px;
}

/* ===== WHY CHOOSE ===== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
}

.why-card {
  background: var(--white);
  padding: 30px 20px;
  text-align: center;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transition: transform 0.3s;
}

.why-card:hover {
  transform: translateY(-6px);
}

.why-icon {
  width: 70px;
  height: 70px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.8rem;
}

.why-card h4 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.92rem;
  color: var(--gray);
  margin-bottom: 0;
}

/* ===== PROCESS STEPS ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.step {
  text-align: center;
  padding: 25px;
  position: relative;
}

.step-num {
  width: 60px;
  height: 60px;
  background: var(--secondary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 auto 18px;
}

.step h4 { font-size: 1.15rem; }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  text-align: center;
  padding: 60px 20px;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 15px;
}

.cta-banner p {
  font-size: 1.15rem;
  max-width: 700px;
  margin: 0 auto 25px;
  opacity: 0.95;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.testimonial {
  background: var(--white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.07);
  position: relative;
}

.testimonial::before {
  content: '"';
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 5rem;
  color: var(--light-gray);
  font-family: Georgia, serif;
  line-height: 1;
}

.stars { color: var(--accent); margin-bottom: 10px; }

.testimonial p {
  font-style: italic;
  color: var(--gray);
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-weight: 700;
  color: var(--primary);
  margin-top: 15px;
  font-style: normal;
}

.testimonial-author small {
  display: block;
  color: var(--gray);
  font-weight: 400;
  font-size: 0.85rem;
}

/* ===== FAQ ===== */
.faq-item {
  background: var(--white);
  border-radius: 8px;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  overflow: hidden;
}

.faq-question {
  padding: 18px 25px;
  cursor: pointer;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--white);
}

.faq-question:hover { background: var(--light-gray); }

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  transition: transform 0.3s;
}

.faq-item.active .faq-question::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 25px;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 25px 20px;
}

.faq-answer p { color: var(--gray); margin-bottom: 0; }

/* ===== PAGE HEADER ===== */
.page-header {
  background: linear-gradient(rgba(7, 58, 107, 0.88), rgba(10, 77, 140, 0.85)),
              url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?w=1600') center/cover;
  color: var(--white);
  padding: 80px 0 60px;
  text-align: center;
}

.page-header h1 {
  color: var(--white);
  font-size: 2.8rem;
}

.breadcrumb {
  margin-top: 10px;
  font-size: 0.95rem;
}

.breadcrumb a { color: var(--accent); }

/* ===== SERVICE PAGE ===== */
.service-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
}

.service-main img {
  border-radius: 10px;
  margin-bottom: 25px;
}

.service-main h2 {
  text-align: left;
  margin-top: 30px;
  font-size: 1.7rem;
}

.service-main h3 {
  font-size: 1.3rem;
  margin-top: 22px;
  color: var(--primary-dark);
}

.service-main ul {
  margin: 15px 0 20px 25px;
}

.service-main ul li {
  margin-bottom: 8px;
  color: var(--gray);
}

.sidebar {
  background: var(--light-gray);
  padding: 30px 25px;
  border-radius: 10px;
  height: fit-content;
  position: sticky;
  top: 100px;
}

.sidebar h3 {
  font-size: 1.2rem;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 3px solid var(--secondary);
}

.sidebar ul {
  list-style: none;
  margin-bottom: 25px;
}

.sidebar ul li a {
  display: block;
  padding: 10px 14px;
  background: var(--white);
  margin-bottom: 6px;
  border-radius: 4px;
  color: var(--dark);
  font-weight: 600;
  font-size: 0.92rem;
  border-left: 3px solid transparent;
  transition: all 0.3s;
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
  border-left-color: var(--secondary);
  color: var(--primary);
  padding-left: 18px;
}

.sidebar-cta {
  background: var(--primary);
  color: var(--white);
  padding: 25px 20px;
  border-radius: 8px;
  text-align: center;
  margin-top: 20px;
}

.sidebar-cta h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.sidebar-cta p {
  font-size: 0.9rem;
  margin-bottom: 15px;
}

.sidebar-cta a.phone-big {
  display: block;
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-info-box {
  background: var(--light-gray);
  padding: 35px;
  border-radius: 10px;
}

.contact-info-box h3 {
  margin-bottom: 25px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--secondary);
}

.contact-item {
  display: flex;
  gap: 18px;
  margin-bottom: 22px;
  align-items: flex-start;
}

.contact-item i {
  background: var(--primary);
  color: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item h5 {
  color: var(--primary);
  margin-bottom: 4px;
  font-size: 1rem;
  font-family: 'Montserrat', sans-serif;
}

.contact-item p, .contact-item a {
  color: var(--gray);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.contact-form {
  background: var(--white);
  padding: 35px;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--dark);
  font-size: 0.92rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.map-wrap {
  margin-top: 50px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}

.map-wrap iframe {
  width: 100%;
  display: block;
  border: 0;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: #d0d0d0;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--secondary);
}

.footer img {
  background: var(--white);
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 18px;
  max-height: 80px;
}

.footer p { font-size: 0.92rem; }

.footer ul { list-style: none; }

.footer ul li {
  margin-bottom: 10px;
}

.footer ul li a {
  color: #b0b0b0;
  font-size: 0.92rem;
}

.footer ul li a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.92rem;
}

.footer-contact i {
  color: var(--accent);
  margin-top: 4px;
}

.footer-contact a { color: #b0b0b0; }
.footer-contact a:hover { color: var(--accent); }

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all 0.3s;
}

.footer-social a:hover {
  background: var(--secondary);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 0.88rem;
  color: #999;
}

/* ===== MOBILE ===== */
@media (max-width: 992px) {
  .about-split,
  .service-content,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .sidebar { position: static; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  .hero h1 { font-size: 2.2rem; }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 15px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    display: none;
    align-items: stretch;
  }
  .nav-menu.active { display: flex; }
  .nav-menu li { width: 100%; }
  .nav-menu li a { padding: 12px 14px; }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding-left: 15px;
    display: none;
  }
  .dropdown.open .dropdown-menu { display: block; }
  .top-bar .container { justify-content: center; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 50px 0; }
  .hero { padding: 60px 0; }
  .hero h1 { font-size: 1.8rem; }
  h2 { font-size: 1.6rem; }
  .trust-badges { gap: 15px; }
}