/* Air We Go HVAC - Professional Stylesheet */

:root {
  --primary: #00A3E0;
  --primary-dark: #0088BC;
  --secondary: #1E3A5F;
  --dark: #0F172A;
  --body-color: #64748B;
  --light: #F8FAFC;
  --border: #E2E8F0;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--body-color);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--dark);
  line-height: 1.3;
}

a { color: var(--primary); text-decoration: none; transition: all 0.2s; }
a:hover { color: var(--primary-dark); }

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

/* Utilities */
.section-padding { padding: 100px 0; }
@media (max-width: 991px) { .section-padding { padding: 70px 0; } }
@media (max-width: 575px) { .section-padding { padding: 50px 0; } }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 12px;
}

.bg-light { background-color: var(--light) !important; }
.bg-primary { background-color: var(--primary) !important; }
.bg-dark { background-color: var(--dark) !important; }
.text-primary { color: var(--primary) !important; }
.text-secondary { color: var(--body-color) !important; }

/* Buttons */
.btn {
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  transition: all 0.2s;
}
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.875rem; }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 163, 224, 0.4);
}

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

.btn-outline-dark {
  color: var(--dark);
  border-color: var(--dark);
}
.btn-outline-dark:hover {
  background: var(--dark);
  color: #fff;
}

.btn-light { background: #fff; color: var(--dark); border-color: #fff; }
.btn-light:hover { background: var(--light); }

.btn-outline-light { color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-outline-light:hover { background: #fff; color: var(--dark); }

/* Top Bar */
.top-bar {
  background: var(--dark);
  font-size: 0.875rem;
}

/* Header */
#header {
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  z-index: 1000;
}

.navbar { padding: 16px 0; }

.nav-link {
  font-weight: 500;
  color: var(--dark) !important;
  padding: 8px 16px !important;
  transition: color 0.2s;
}
.nav-link:hover, .nav-link.active { color: var(--primary) !important; }

.dropdown-menu {
  border: none;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius);
  padding: 8px 0;
}
.dropdown-item {
  padding: 10px 20px;
  font-weight: 500;
}
.dropdown-item:hover { background: var(--light); color: var(--primary); }

/* Hero */
.hero {
  padding: 80px 0 100px;
  background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
  overflow: hidden;
}
@media (max-width: 991px) { .hero { padding: 50px 0 70px; } }

.hero-images {
  position: relative;
  padding: 20px;
}

.hero-main-img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.hero-card {
  position: absolute;
  background: #fff;
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
}

.hero-card-emergency {
  bottom: 40px;
  left: -20px;
  animation: float 3s ease-in-out infinite;
}

.hero-card-rating {
  top: 40px;
  right: -10px;
  text-align: center;
  animation: float 3s ease-in-out infinite 0.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pulse-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  margin-right: 8px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 163, 224, 0.7); }
  70% { box-shadow: 0 0 0 10px rgba(0, 163, 224, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 163, 224, 0); }
}

/* Brands */
.brand-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: #94a3b8;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}
.brand-text:hover { color: var(--dark); }

/* About */
.about-images {
  position: relative;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--primary);
  color: #fff;
  text-align: center;
  padding: 24px 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
@media (max-width: 991px) {
  .about-badge { bottom: 20px; right: 20px; padding: 16px 24px; }
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 163, 224, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Services */
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  height: 100%;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.service-img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

.service-content {
  padding: 28px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 163, 224, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  font-size: 0.875rem;
}
.service-list li {
  padding: 4px 0;
  color: var(--body-color);
}
.service-list li::before {
  content: "✓";
  color: var(--primary);
  font-weight: bold;
  margin-right: 8px;
}

/* Testimonials */
.testimonial-swiper { padding-bottom: 50px; }

.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  height: 100%;
}

.stars {
  color: #FFC107;
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 12px;
}

.swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: var(--border);
  opacity: 1;
}
.swiper-pagination-bullet-active {
  background: var(--primary);
  width: 24px;
  border-radius: 5px;
}

/* Areas */
.area-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.area-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.area-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  margin-right: 12px;
}

/* FAQ */
.accordion-item {
  border: none;
  margin-bottom: 12px;
  border-radius: var(--radius) !important;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.accordion-button {
  font-weight: 600;
  font-size: 1rem;
  color: var(--dark);
  padding: 20px 24px;
  background: #fff;
}
.accordion-button:not(.collapsed) {
  background: rgba(0, 163, 224, 0.05);
  color: var(--primary);
  box-shadow: none;
}
.accordion-button:focus { box-shadow: none; }
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300A3E0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
  padding: 0 24px 20px;
  color: var(--body-color);
}

/* Contact */
.contact-form {
  background: var(--light);
  border-radius: var(--radius-lg);
  padding: 40px;
}
@media (max-width: 575px) { .contact-form { padding: 24px; } }

.contact-item {
  display: flex;
  align-items: flex-start;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 163, 224, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 16px;
  flex-shrink: 0;
}

.form-control, .form-select {
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 1rem;
  transition: all 0.2s;
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 163, 224, 0.1);
}
.form-control-lg, .form-select-lg {
  padding: 14px 18px;
}

.form-label {
  color: var(--dark);
  margin-bottom: 6px;
}

/* Footer */
footer a { text-decoration: none; }

.footer-links {
  margin: 0;
  padding: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: all 0.2s;
}
.footer-links a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: #fff;
  transition: all 0.2s;
}
.social-link:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 991px) {
  .hero-images { display: none; }
  
  .offcanvas {
    max-width: 300px;
  }
  .offcanvas .nav-link {
    padding: 12px 0 !important;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 767px) {
  .service-card .row { flex-direction: column; }
  .service-img { min-height: 200px; }
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: 12px 24px;
  z-index: 9999;
}
.skip-link:focus { top: 0; }

/* Print */
@media print {
  header, footer, .btn { display: none !important; }
}