/* ============================================
   GLASSMORPHISM THEME - Hub Admin Panel
   ============================================ */

:root {
    /* Glass effects */
    --glass-bg: rgba(30, 30, 45, 0.6);
    --glass-bg-solid: rgba(25, 25, 40, 0.85);
    --glass-bg-light: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.18);
    --glass-blur: 20px;

    /* Accent colors - cool blue tones */
    --accent-primary: #3b82f6;
    --accent-blue: #4a86ff;
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --accent-green: #10b981;
    --accent-orange: #f59e0b;

    /* Glow effects - blue tones */
    --glow-primary: 0 0 30px rgba(59, 130, 246, 0.4);
    --glow-blue: 0 0 30px rgba(74, 134, 255, 0.4);
    --glow-cyan: 0 0 30px rgba(6, 182, 212, 0.4);

    /* Background */
    --bg-dark: #0a0a12;
    --bg-gradient: linear-gradient(135deg, #0a0a12 0%, #0f172a 25%, #1e293b 50%, #0f172a 75%, #0a0a12 100%);
}

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */

.glass-background {
    position: fixed;
    inset: 0;
    background: var(--bg-gradient);
    z-index: -2;
    overflow: hidden;
}

.glass-background::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    top: -20%;
    right: -15%;
    border-radius: 50%;
    filter: blur(60px);
    animation: floatOrb1 25s ease-in-out infinite;
}

.glass-background::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
    bottom: -15%;
    left: -10%;
    border-radius: 50%;
    filter: blur(60px);
    animation: floatOrb2 30s ease-in-out infinite;
}

/* Third orb for more depth */
.glass-background .orb-3 {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.06) 0%, transparent 70%);
    top: 40%;
    left: 30%;
    border-radius: 50%;
    filter: blur(80px);
    animation: floatOrb3 35s ease-in-out infinite;
}

@keyframes floatOrb1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(-30px, 40px) scale(1.05); }
    50% { transform: translate(20px, -30px) scale(0.95); }
    75% { transform: translate(40px, 20px) scale(1.02); }
}

@keyframes floatOrb2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -40px) scale(1.1); }
    66% { transform: translate(-30px, 30px) scale(0.9); }
}

@keyframes floatOrb3 {
    0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
    50% { transform: translate(60px, -60px) scale(1.15) rotate(180deg); }
}

/* ============================================
   GLASS CARDS
   ============================================ */

.glass-card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border) !important;
    border-radius: 16px !important;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    border-color: var(--glass-border-hover) !important;
    box-shadow:
        0 12px 40px rgba(59, 130, 246, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Solid glass for better readability */
.glass-card-solid {
    background: var(--glass-bg-solid) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border) !important;
    border-radius: 16px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ============================================
   METRIC CARDS (Dashboard)
   ============================================ */

.metric-card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border) !important;
    border-radius: 20px !important;
    overflow: hidden;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-cyan));
    opacity: 0.8;
}

.metric-card:hover {
    border-color: var(--glass-border-hover) !important;
    transform: translateY(-4px);
    box-shadow:
        0 16px 48px rgba(59, 130, 246, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.metric-card:hover::before {
    opacity: 1;
    height: 4px;
}

/* Colored metric cards */
.metric-card.metric-green::before {
    background: linear-gradient(90deg, #10b981, #34d399);
}

.metric-card.metric-blue::before {
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
}

.metric-card.metric-purple::before {
    background: linear-gradient(90deg, #3b82f6, #06b6d4);
}

.metric-card.metric-orange::before {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

/* Metric icon glow */
.metric-icon {
    filter: drop-shadow(0 0 12px currentColor);
    transition: filter 0.3s ease;
}

.metric-card:hover .metric-icon {
    filter: drop-shadow(0 0 20px currentColor);
}

/* ============================================
   GLASS SIDEBAR
   ============================================ */

.glass-sidebar {
    background: rgba(15, 15, 25, 0.85) !important;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-right: 1px solid var(--glass-border) !important;
}

.glass-sidebar .mud-nav-link {
    border-radius: 12px;
    margin: 4px 8px;
    transition: all 0.2s ease;
}

.glass-sidebar .mud-nav-link:hover {
    background: rgba(59, 130, 246, 0.1) !important;
}

.glass-sidebar .mud-nav-link.active {
    background: rgba(59, 130, 246, 0.15) !important;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ============================================
   GLASS APPBAR
   ============================================ */

.glass-appbar {
    background: rgba(15, 15, 25, 0.75) !important;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--glass-border);
}

/* ============================================
   GLASS TABLES
   ============================================ */

.glass-table {
    background: var(--glass-bg-solid) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border) !important;
    border-radius: 16px !important;
    overflow: hidden;
}

.glass-table .mud-table-head {
    background: rgba(255, 255, 255, 0.02) !important;
}

.glass-table .mud-table-row:hover {
    background: rgba(59, 130, 246, 0.08) !important;
}

/* ============================================
   GLASS DIALOGS
   ============================================ */

.mud-dialog {
    background: var(--glass-bg-solid) !important;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border) !important;
    border-radius: 20px !important;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
}

/* ============================================
   GLASS INPUTS
   ============================================ */

.mud-input-outlined .mud-input-slot {
    background: rgba(255, 255, 255, 0.02) !important;
    border-radius: 12px;
}

.mud-input-outlined:hover .mud-input-slot {
    background: rgba(255, 255, 255, 0.04) !important;
}

.mud-input-outlined.mud-input-focused .mud-input-slot {
    background: rgba(59, 130, 246, 0.05) !important;
}

/* ============================================
   GLASS CHIPS
   ============================================ */

.mud-chip {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* ============================================
   GLASS PAPER (Generic)
   ============================================ */

.mud-paper {
    background: var(--glass-bg-solid) !important;
    border: 1px solid var(--glass-border);
}

/* ============================================
   GLOW EFFECTS
   ============================================ */

.glow-primary {
    box-shadow: var(--glow-primary);
}

.glow-blue {
    box-shadow: var(--glow-blue);
}

.glow-cyan {
    box-shadow: var(--glow-cyan);
}

.text-glow {
    text-shadow: 0 0 20px currentColor;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.glass-border {
    border: 1px solid var(--glass-border) !important;
}

.glass-border-hover:hover {
    border-color: var(--glass-border-hover) !important;
}

.rounded-glass {
    border-radius: 16px !important;
}

.rounded-glass-lg {
    border-radius: 20px !important;
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(59, 130, 246, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(59, 130, 246, 0.5);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.5); }
}

.pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite;
}

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

.shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}