/* Corporate LMS - Ultra-Premium & Mobile-First Design System */

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

:root {
    --font-heading: 'Outfit', sans-serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --color-primary-glow: rgba(99, 102, 241, 0.25);
    --color-emerald-glow: rgba(16, 185, 129, 0.25);
    --color-amber-glow: rgba(245, 158, 11, 0.25);
}

body {
    font-family: var(--font-sans);
    background-color: #090d16;
    color: #f1f5f9;
    -webkit-tap-highlight-color: transparent;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, .font-heading {
    font-family: var(--font-heading);
}

/* Custom Smooth Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: #090d16;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Glassmorphism Styles */
.glass-panel {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-panel-elevated {
    background: rgba(18, 26, 47, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
}

.glass-nav {
    background: rgba(9, 13, 22, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.glass-bottom-nav {
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.8);
}

/* Glowing Elements */
.glow-indigo {
    box-shadow: 0 0 25px -3px var(--color-primary-glow);
}

.glow-emerald {
    box-shadow: 0 0 25px -3px var(--color-emerald-glow);
}

/* Ambient Background Blobs */
.ambient-glow {
    position: fixed;
    border-radius: 9999px;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

.ambient-indigo {
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, #4f46e5 0%, transparent 70%);
}

.ambient-purple {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, #7c3aed 0%, transparent 70%);
}

.ambient-cyan {
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
}

/* Interactive Card Effects */
.card-hover {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.card-hover:hover {
    transform: translateY(-3px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 15px 30px -10px rgba(79, 70, 229, 0.15);
}

/* Custom Pulse Animation */
@keyframes pulse-subtle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.75; transform: scale(0.98); }
}
.animate-pulse-subtle {
    animation: pulse-subtle 3s infinite ease-in-out;
}

/* Safe Area Insets for Mobile Devices (iPhone notch & home bar) */
.pb-safe {
    padding-bottom: env(safe-area-inset-bottom, 1rem);
}
.pt-safe {
    padding-top: env(safe-area-inset-top, 1rem);
}