/* C2B Premium Design System — Custom CSS */

:root {
  --teal: 180 100% 27%;
  --teal-light: 180 70% 40%;
  --teal-dark: 180 100% 20%;
  --black: 0 0% 5%;
  --charcoal: 0 0% 12%;
  --grey-dark: 0 0% 20%;
  --grey: 0 0% 45%;
  --grey-light: 0 0% 70%;
  --white: 0 0% 100%;
  --shadow-subtle: 0 2px 8px -2px hsl(0 0% 0% / 0.08);
  --shadow-card: 0 4px 24px -4px hsl(0 0% 0% / 0.1);
  --shadow-elevated: 0 8px 32px -8px hsl(0 0% 0% / 0.15);
}

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

html { scroll-behavior: smooth; color-scheme: dark; }

body {
  background-color: hsl(0 0% 5%);
  color: #f8fafc;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === TEAL UTILITIES === */
.text-teal { color: hsl(var(--teal)); }
.bg-teal { background-color: hsl(var(--teal)); }
.border-teal { border-color: hsl(var(--teal)); }
.text-gold { color: hsl(var(--teal)); }
.bg-gold { background-color: hsl(var(--teal)); }
.border-gold { border-color: hsl(var(--teal)); }
.shadow-gold { box-shadow: 0 4px 20px -4px hsl(var(--teal) / 0.3); }
.gradient-gold { background: linear-gradient(135deg, hsl(var(--teal)) 0%, hsl(var(--teal-light)) 100%); }
.gradient-dark { background: linear-gradient(180deg, hsl(var(--black)) 0%, hsl(var(--charcoal)) 100%); }

/* === PREMIUM IDENTITY === */
.premium-section {
  position: relative;
  background-color: hsl(0 0% 5%);
  overflow: hidden;
}

.premium-glow-radial {
  background:
    radial-gradient(circle at 20% 20%, hsl(var(--teal) / 0.18), transparent 55%),
    radial-gradient(circle at 80% 80%, hsl(var(--teal) / 0.12), transparent 55%);
}

.premium-mosaic {
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%2300cccc' stroke-width='1'%3E%3Cpath d='M40 0L80 23v34L40 80 0 57V23z'/%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.05;
  mix-blend-mode: screen;
}

.premium-card {
  position: relative;
  border-radius: 0.5rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: linear-gradient(to bottom right, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 500ms;
}
.premium-card:hover {
  transform: translateY(-0.5rem);
  border-color: hsl(var(--teal) / 0.6);
  box-shadow: 0 20px 60px -15px hsl(var(--teal) / 0.5);
}
.premium-card.no-hover:hover {
  transform: none;
  border-color: rgba(255,255,255,0.1);
  box-shadow: none;
}

.premium-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid hsl(var(--teal) / 0.4);
  border-radius: 9999px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  background-color: hsl(var(--teal) / 0.1);
  color: hsl(var(--teal));
}

.premium-title {
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  color: #ffffff;
  line-height: 1.05;
}

.premium-accent {
  color: hsl(var(--teal));
  text-shadow: 0 0 20px hsl(var(--teal) / 0.6), 0 0 40px hsl(var(--teal) / 0.3);
  font-weight: 600;
}

.premium-divider {
  width: 6rem;
  height: 2px;
  margin: 2rem auto;
  background: linear-gradient(to right, transparent, hsl(var(--teal)), transparent);
}
.premium-divider.mx-0 { margin-left: 0; margin-right: 0; }

.premium-icon-box {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  border: 1px solid hsl(var(--teal) / 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 500ms;
  background-color: hsl(var(--teal) / 0.1);
}
.group:hover .premium-icon-box {
  transform: scale(1.1);
  background-color: hsl(var(--teal));
}

.premium-corner-accent {
  position: absolute;
  top: 0; right: 0;
  width: 4rem; height: 4rem;
  opacity: 0;
  transition: opacity 500ms;
  pointer-events: none;
  background: linear-gradient(to bottom left, hsl(var(--teal) / 0.2), transparent);
}
.group:hover .premium-corner-accent { opacity: 1; }

/* === NAVBAR === */
.navbar-scrolled {
  background-color: rgba(0,0,0,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid hsl(var(--teal) / 0.2);
  box-shadow: 0 4px 20px -4px hsl(var(--teal) / 0.05);
}
.navbar-top {
  background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* Dropdown */
.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 18rem;
  margin-top: 0.35rem;
  background-color: rgba(0,0,0,0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid hsl(var(--teal) / 0.2);
  border-radius: 0.5rem;
  padding: 0.5rem;
  box-shadow: 0 20px 40px -10px hsl(var(--teal) / 0.1);
  z-index: 100;
}
.dropdown::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 0.5rem;
}
.dropdown:hover .dropdown-content,
.dropdown.open .dropdown-content { display: block; }

#mobile-menu { display: none; }
#mobile-menu.open { display: block; }

/* === ANIMATIONS === */
@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scale-in {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes bounce-y {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}
@keyframes pulse-anim {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.animate-fade-in { animation: fade-in 0.6s ease-out forwards; }
.animate-scale-in { animation: scale-in 0.5s ease-out forwards; }
.animate-bounce { animation: bounce-y 1.5s ease-in-out infinite; }
.animate-pulse { animation: pulse-anim 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }

/* === CAROUSEL === */
.carousel-slide {
  position: absolute;
  inset: 0;
  transition: opacity 2000ms ease-in-out;
  opacity: 0;
}
.carousel-slide.active { opacity: 1; }

.service-carousel-slide {
  position: absolute;
  inset: 0;
  transition: opacity 700ms;
  opacity: 0;
  pointer-events: none;
}
.service-carousel-slide.active {
  opacity: 1;
  pointer-events: auto;
}

/* === MODAL === */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.open { display: flex; animation: fade-in 0.3s ease-out; }
.modal-box { animation: scale-in 0.3s ease-out; }

/* === TRIAGEM === */
.triagem-btn {
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.4);
  text-align: left;
  cursor: pointer;
  transition: all 300ms;
  color: white;
}
.triagem-btn:hover { border-color: hsl(var(--teal) / 0.4); }
.triagem-btn.selected {
  border-color: hsl(var(--teal));
  background: hsl(var(--teal) / 0.1);
  box-shadow: 0 4px 20px -4px hsl(var(--teal) / 0.2);
}

/* === MISC UTILS === */
.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.will-change-transform { will-change: transform; }
.scroll-mt-24 { scroll-margin-top: 6rem; }

/* === TEAL SHADOW VARIANTS === */
.shadow-teal-sm { box-shadow: 0 4px 20px -4px hsl(var(--teal) / 0.2); }
.shadow-teal-md { box-shadow: 0 8px 30px -8px hsl(var(--teal) / 0.3); }
.shadow-teal-lg { box-shadow: 0 20px 60px -15px hsl(var(--teal) / 0.4); }
.shadow-teal-xl { box-shadow: 0 20px 60px -10px hsl(var(--teal) / 0.5); }

/* Indicator dots */
.dot-indicator {
  height: 4px;
  border-radius: 9999px;
  transition: all 500ms;
  background-color: rgba(255,255,255,0.2);
  width: 1rem;
  cursor: pointer;
  border: none;
}
.dot-indicator.active {
  background-color: hsl(var(--teal));
  width: 2.5rem;
}
.dot-indicator-sm {
  width: 0.5rem; height: 0.5rem;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: all 300ms;
  background-color: rgba(255,255,255,0.4);
}
.dot-indicator-sm.active {
  background-color: hsl(var(--teal));
  width: 1.5rem;
}