@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600;1,700&family=JetBrains+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-main: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-card: #ffffff;
  --border-hairline: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(2, 132, 199, 0.4);
  --accent-cyan: #0284c7;
  --accent-blue: #2563eb;
  --accent-indigo: #4f46e5;
  --accent-emerald: #059669;
  --accent-rose: #e11d48;
  --accent-amber: #d97706;
  --text-title: #090d16;
  --text-body: #334155;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 30px -4px rgba(15, 23, 42, 0.06), 0 4px 12px -2px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, 0.08), 0 8px 24px -4px rgba(15, 23, 42, 0.04);
}

* {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-body);
  overflow-x: hidden;
  line-height: 1.6;
}

.font-heading {
  font-family: 'Outfit', sans-serif;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f8fafc;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Ambient Radial Mesh Background */
.bg-ambient-mesh {
  background: 
    radial-gradient(circle at 15% 15%, rgba(14, 165, 233, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(99, 102, 241, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 50% 60%, rgba(59, 130, 246, 0.05) 0%, transparent 55%),
    radial-gradient(circle at 80% 85%, rgba(16, 185, 129, 0.05) 0%, transparent 45%);
}

/* Geometric Grid & Dot Pattern */
.bg-tech-grid {
  background-size: 32px 32px;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.035) 1px, transparent 1px);
}

/* Luxury Glass Navbar */
.glass-nav-premium {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

/* Active Nav Link */
.nav-link {
  transition: all 0.2s ease;
  position: relative;
}
.nav-link.active {
  color: #0284c7 !important;
  font-weight: 800 !important;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: #0284c7;
  border-radius: 9999px;
}

/* Bento Card System with Mouse Spotlight Effect */
.bento-card {
  position: relative;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.07);
  border-radius: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.bento-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  background: radial-gradient(600px circle at var(--mouse-x, -500px) var(--mouse-y, -500px), rgba(2, 132, 199, 0.07), transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}

.bento-card:hover::before {
  opacity: 1;
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(2, 132, 199, 0.35);
  box-shadow: 0 20px 40px -12px rgba(2, 132, 199, 0.12), 0 0 0 1px rgba(2, 132, 199, 0.1);
}

/* Inner Bevel & High-End Card Polish */
.card-inner-glow {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.95), 0 4px 20px -2px rgba(15, 23, 42, 0.04);
}

/* Shimmer Border Pill */
.shimmer-badge {
  position: relative;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(2, 132, 199, 0.25);
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.08);
}

.shimmer-badge::after {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(2, 132, 199, 0.15), transparent);
  animation: shimmer 4s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  40%, 100% { left: 200%; }
}

/* Text Gradients */
.text-gradient-title {
  background: linear-gradient(135deg, #090d16 20%, #0369a1 60%, #1e40af 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-cyan {
  background: linear-gradient(135deg, #0284c7 0%, #2563eb 50%, #4f46e5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-emerald {
  background: linear-gradient(135deg, #059669 0%, #0284c7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-amber {
  background: linear-gradient(135deg, #d97706 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-7px); }
}
.animate-float {
  animation: float 5s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.04); }
}
.animate-pulse-glow {
  animation: pulseGlow 6s ease-in-out infinite;
}

/* Range Slider */
input[type=range] {
  -webkit-appearance: none;
  background: #e2e8f0;
  border-radius: 9999px;
  height: 8px;
  outline: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 22px;
  width: 22px;
  border-radius: 50%;
  background: #0284c7;
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.45);
  border: 2.5px solid #ffffff;
  transition: all 0.2s ease;
}

input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: #0369a1;
}

/* Modal Transition */
.modal {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  transform: scale(0.96) translateY(12px);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal.active .modal-content {
  transform: scale(1) translateY(0);
}

.custom-checkbox {
  accent-color: #0284c7;
}

/* Navigation Dropdown Menu */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 60;
  min-width: 340px;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}