/* 
 * AHS Bridge Enterprises (SMC-Private) Limited
 * Custom Corporate Stylesheet & Animations
 */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #0F172A;       /* Slate 900 */
  --primary-light: #1E293B; /* Slate 800 */
  --accent: #0284C7;        /* Sky 600 */
  --accent-light: #38BDF8;  /* Sky 400 */
  --accent-gold: #F59E0B;   /* Amber 500 */
  --text-main: #334155;
  --bg-soft: #F8FAFC;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-main);
  background-color: #FFFFFF;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: 'Outfit', sans-serif;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #0f172a;
}
::-webkit-scrollbar-thumb {
  background: #0284c7;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #38bdf8;
}

/* Glassmorphism */
.glass-nav {
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.glass-dark {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hero Carousel */
.hero-slider-container {
  position: relative;
  overflow: hidden;
  height: 90vh;
  min-height: 640px;
  max-height: 850px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), visibility 1.2s ease;
  z-index: 1;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.hero-slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-slide.active .hero-slide-bg {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.75) 50%, rgba(2, 132, 199, 0.45) 100%);
}

/* Animated Content in Active Slide */
.hero-slide .slide-badge,
.hero-slide .slide-title,
.hero-slide .slide-desc,
.hero-slide .slide-cta {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-slide.active .slide-badge {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.2s;
}

.hero-slide.active .slide-title {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.4s;
}

.hero-slide.active .slide-desc {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.6s;
}

.hero-slide.active .slide-cta {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.8s;
}

/* Slider Progress Bar */
.slider-progress {
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 10;
}

.slider-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #0284c7, #38bdf8);
  transition: width 0.1s linear;
}

/* Hover Lift Card */
.hover-lift {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}
.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 35px -10px rgba(15, 23, 42, 0.12), 0 10px 15px -5px rgba(2, 132, 199, 0.08);
}

/* Glow Border */
.glow-on-hover {
  position: relative;
  transition: all 0.3s ease;
}
.glow-on-hover:hover {
  border-color: #0284c7;
}

/* Gradient Button */
.btn-gradient-primary {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px 0 rgba(2, 132, 199, 0.35);
}
.btn-gradient-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
  box-shadow: 0 6px 20px 0 rgba(2, 132, 199, 0.5);
  transform: translateY(-2px);
}

.btn-gradient-gold {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #ffffff;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px 0 rgba(245, 158, 11, 0.35);
}
.btn-gradient-gold:hover {
  background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
  box-shadow: 0 6px 20px 0 rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
}

/* Floating Animation */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0px); }
}
.animate-float {
  animation: float 5s ease-in-out infinite;
}

/* Shimmer Highlight */
.shimmer-badge {
  background: linear-gradient(90deg, rgba(2, 132, 199, 0.1) 0%, rgba(56, 189, 248, 0.25) 50%, rgba(2, 132, 199, 0.1) 100%);
  background-size: 200% 100%;
  animation: shimmer 3s infinite linear;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Mobile Nav Drawer */
#mobile-drawer {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}
#mobile-drawer.open {
  transform: translateX(0);
}
#mobile-drawer.closed {
  transform: translateX(100%);
}

/* Pulse Dot */
.pulse-dot {
  position: relative;
}
.pulse-dot::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: inherit;
  border-radius: 50%;
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0; }
}

/* ===== Shared helpers (inner pages) ===== */
.section-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-width: 1px;
}

.text-gradient {
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.img-zoom img {
  transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.img-zoom:hover img {
  transform: scale(1.08);
}

@keyframes bannerZoom {
  from { transform: scale(1.15); }
  to   { transform: scale(1.02); }
}
.banner-zoom {
  animation: bannerZoom 12s ease-out forwards;
}

/* Service detail image tilt/glow */
.service-media {
  position: relative;
  border-radius: 1.75rem;
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(15, 23, 42, 0.35);
}
.service-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15, 23, 42, 0.55) 100%);
  pointer-events: none;
}

/* Product cards */
.product-card {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: #0284c7;
  box-shadow: 0 18px 30px -12px rgba(2, 132, 199, 0.25);
}
.product-card:hover .product-icon {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #fff;
  transform: rotate(-8deg) scale(1.08);
}
.product-icon {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* FAQ */
.faq-content {
  animation: faqOpen 0.35s ease;
}
@keyframes faqOpen {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.faq-icon {
  transition: transform 0.3s ease;
}

/* Form inputs */
.form-input {
  width: 100%;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.875rem;
  padding: 0.8rem 1rem;
  font-size: 0.875rem;
  color: #0f172a;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.form-input:focus {
  outline: none;
  background: #fff;
  border-color: #0284c7;
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
}

/* Floating WhatsApp / back-to-top */
.float-btn {
  transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.3s ease;
}
.float-btn:hover {
  transform: translateY(-3px) scale(1.06);
}
#back-to-top.hidden-btn {
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
}

/* Page load fade */
body {
  animation: pageFade 0.6s ease;
}
@keyframes pageFade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}