/* KU Students - Premium Glassmorphism Style */

:root {
    /* Enhanced Purple/Blue Gradient with Gold Accents */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gold-gradient: linear-gradient(135deg, #ffd89b 0%, #f6a335 100%);
    --accent-gold: #f6a335;
    --accent-gold-light: #ffd89b;

    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-bg-hover: rgba(255, 255, 255, 0.25);
    --glass-bg-strong: rgba(255, 255, 255, 0.3);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-border-strong: rgba(255, 255, 255, 0.5);

    /* Dark Glass */
    --glass-dark: rgba(45, 55, 72, 0.7);
    --glass-dark-border: rgba(255, 255, 255, 0.1);

    /* Colors */
    --text-dark: #2d3748;
    --text-light: #f7fafc;
    --text-muted: #718096;
    --price-cheap: #48bb78;
    --price-expensive: #f56565;

    /* Shadows */
    --shadow-sm: 0 4px 16px 0 rgba(31, 38, 135, 0.2);
    --shadow-md: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --shadow-lg: 0 15px 40px 0 rgba(31, 38, 135, 0.45);
    --shadow-gold: 0 8px 32px 0 rgba(246, 163, 53, 0.3);

    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50px;

    /* Blur */
    --blur-sm: 8px;
    --blur-md: 12px;
    --blur-lg: 16px;
    --blur-xl: 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: var(--primary-gradient);
    min-height: 100vh;
    color: var(--text-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Enhanced Background Decoration with Animated Orbs */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 200, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 60% 70%, rgba(246, 163, 53, 0.2) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* Animated Background Particles */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 80% 10%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 90% 60%, rgba(255, 255, 255, 0.3), transparent);
    background-size: 200% 200%;
    background-position: 0% 0%;
    z-index: -1;
    animation: particleFloat 25s ease-in-out infinite;
    pointer-events: none;
}

@keyframes particleFloat {
    0%, 100% {
        background-position: 0% 0%;
    }
    50% {
        background-position: 100% 100%;
    }
}

/* Enhanced Glass Card Effect */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    padding: 30px;
    margin-bottom: 24px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    opacity: 0;
    transition: var(--transition-normal);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-strong);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

.glass-card-dark {
    background: var(--glass-dark);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-dark-border);
    box-shadow: var(--shadow-md);
    padding: 30px;
    margin-bottom: 24px;
    color: var(--text-light);
    transition: var(--transition-normal);
}

.glass-card-dark:hover {
    background: rgba(45, 55, 72, 0.8);
    box-shadow: var(--shadow-lg);
}

/* Premium Gold Accent Card */
.glass-card-gold {
    background: linear-gradient(135deg, rgba(255, 216, 155, 0.2) 0%, rgba(246, 163, 53, 0.2) 100%);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-radius: var(--radius-xl);
    border: 2px solid var(--accent-gold-light);
    box-shadow: var(--shadow-gold);
    padding: 30px;
    margin-bottom: 24px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.glass-card-gold::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    transition: var(--transition-slow);
}

.glass-card-gold:hover::after {
    top: 100%;
    right: 100%;
}

/* Enhanced Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.12) !important;
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border-bottom: 1px solid var(--glass-border);
    padding: 16px 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.18) !important;
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--text-light) !important;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-normal);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-brand span {
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 10px 18px !important;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gold-gradient);
    transform: translateX(-50%);
    transition: var(--transition-normal);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff !important;
    transform: translateY(-2px);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.25);
    color: #fff !important;
}

.nav-link.active::before {
    width: 80%;
}

/* Enhanced Buttons */
.btn-glass {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(var(--blur-md));
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-light);
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-glass::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-glass:hover::before {
    width: 300px;
    height: 300px;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-glass:active {
    transform: translateY(-1px);
}

.btn-primary-glass {
    background: var(--primary-gradient);
    border: none;
    color: #fff;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.btn-primary-glass::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-primary-glass:hover::after {
    left: 100%;
}

.btn-primary-glass:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(102, 126, 234, 0.5);
    color: #fff;
}

.btn-primary-glass:active {
    transform: translateY(-1px);
}

.btn-success-glass {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    border: none;
    color: #fff;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.btn-success-glass:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(72, 187, 120, 0.5);
    color: #fff;
}

.btn-danger-glass {
    background: linear-gradient(135deg, #f56565 0%, #e53e3e 100%);
    border: none;
    color: #fff;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.btn-danger-glass:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(245, 101, 101, 0.5);
    color: #fff;
}

.btn-gold {
    background: var(--gold-gradient);
    border: 2px solid var(--accent-gold-light);
    color: #fff;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 700;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-gold);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.btn-gold:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 36px rgba(246, 163, 53, 0.5);
    color: #fff;
}

/* Enhanced Form Controls */
.form-control {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    transition: var(--transition-normal);
    font-size: 1rem;
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-control:focus {
    background: #fff;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
    outline: none;
    transform: translateY(-2px);
}

.form-control:hover {
    border-color: rgba(255, 255, 255, 0.6);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.form-select {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
    outline: none;
}

/* Enhanced Price Cards */
.price-card {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 24px;
    transition: var(--transition-normal);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-normal);
}

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

.price-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.35);
}

.price-card-featured {
    border: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.price-card-featured::after {
    content: 'Best Deal';
    position: absolute;
    top: 15px;
    right: -30px;
    background: var(--gold-gradient);
    color: #fff;
    padding: 5px 40px;
    font-size: 0.75rem;
    font-weight: 700;
    transform: rotate(45deg);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.price-amount {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-dark);
    margin: 10px 0;
    transition: var(--transition-normal);
}

.price-card:hover .price-amount {
    transform: scale(1.1);
}

.price-amount.cheap {
    color: var(--price-cheap);
    text-shadow: 0 2px 8px rgba(72, 187, 120, 0.3);
}

.price-amount.expensive {
    color: var(--price-expensive);
    text-shadow: 0 2px 8px rgba(245, 101, 101, 0.3);
}

.price-unit {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}

.location-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    transition: var(--transition-fast);
    cursor: default;
}

.location-badge:hover {
    transform: scale(1.05);
}

.location-badge.market {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(72, 187, 120, 0.3);
}

.location-badge.supermarket {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(66, 153, 225, 0.3);
}

.location-badge.convenience {
    background: linear-gradient(135deg, #ed8936 0%, #dd6b20 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(237, 137, 54, 0.3);
}

/* Enhanced Hero Section */
.hero-section {
    padding: 80px 0;
    text-align: center;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-light);
    margin-bottom: 24px;
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease-out;
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-cta {
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

/* Enhanced Stats Cards */
.stat-card {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: var(--transition-slow);
}

.stat-card:hover::before {
    top: 100%;
    left: 100%;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.3);
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-light);
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    transition: var(--transition-normal);
}

.stat-card:hover .stat-number {
    transform: scale(1.1);
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    opacity: 0.8;
}

/* Map Container */
.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition-normal);
}

.map-container:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    transform: scale(1.01);
}

#map {
    width: 100%;
    height: 550px;
}

/* Enhanced Footer */
.footer {
    background: rgba(45, 55, 72, 0.85);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    color: var(--text-light);
    padding: 40px 0;
    margin-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
}

.footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold-gradient);
    transition: var(--transition-normal);
}

.footer a:hover::after {
    width: 100%;
}

.footer a:hover {
    color: #fff;
}

/* Enhanced Alerts */
.alert {
    border-radius: var(--radius-md);
    border: none;
    backdrop-filter: blur(var(--blur-md));
    padding: 16px 20px;
    margin-bottom: 20px;
    animation: slideInDown 0.5s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background: rgba(72, 187, 120, 0.25);
    color: #22543d;
    border: 2px solid rgba(72, 187, 120, 0.4);
}

.alert-danger {
    background: rgba(245, 101, 101, 0.25);
    color: #742a2a;
    border: 2px solid rgba(245, 101, 101, 0.4);
}

.alert-info {
    background: rgba(66, 153, 225, 0.25);
    color: #1e4e8c;
    border: 2px solid rgba(66, 153, 225, 0.4);
}

.alert-warning {
    background: rgba(237, 137, 54, 0.25);
    color: #7c2d12;
    border: 2px solid rgba(237, 137, 54, 0.4);
}

/* Enhanced Tables */
.table-glass {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(var(--blur-md));
}

.table-glass th {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-dark);
    font-weight: 700;
    border: none;
    padding: 18px 16px;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table-glass td {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 18px 16px;
    transition: var(--transition-fast);
}

.table-glass tbody tr {
    transition: var(--transition-fast);
}

.table-glass tbody tr:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.01);
}

/* Enhanced Search Box */
.search-box {
    background: rgba(255, 255, 255, 0.98);
    border-radius: var(--radius-full);
    padding: 8px 8px 8px 28px;
    display: flex;
    align-items: center;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
    max-width: 550px;
    margin: 0 auto;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.search-box:focus-within {
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
    border-color: rgba(102, 126, 234, 0.5);
    transform: scale(1.02);
}

.search-box input {
    border: none;
    background: transparent;
    flex: 1;
    padding: 12px;
    font-size: 1.05rem;
    color: var(--text-dark);
}

.search-box input:focus {
    outline: none;
}

.search-box button {
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--radius-full);
    padding: 14px 30px;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.search-box button:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.search-box button:active {
    transform: scale(1.02);
}

/* Enhanced Item Tags */
.item-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(var(--blur-sm));
    padding: 10px 18px;
    border-radius: var(--radius-full);
    margin: 6px;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 0.95rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.item-tag:hover {
    background: rgba(255, 255, 255, 0.5);
    color: var(--text-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.6);
}

.item-tag.active {
    background: var(--gold-gradient);
    color: #fff;
    border-color: var(--accent-gold);
}

/* Enhanced Photo Thumbnail */
.price-photo {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    transition: var(--transition-normal);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.price-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.price-card:hover .price-photo {
    transform: scale(1.08);
}

/* Content Container */
.content-container {
    padding: 40px 0;
    min-height: calc(100vh - 200px);
}

/* Page Title */
.page-title {
    color: var(--text-light);
    font-weight: 800;
    margin-bottom: 40px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--gold-gradient);
    border-radius: 2px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Loading Spinner */
.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Badge */
.badge-glass {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(var(--blur-sm));
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* Tooltip */
.tooltip-glass {
    background: rgba(45, 55, 72, 0.95);
    backdrop-filter: blur(var(--blur-md));
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-light);
    box-shadow: var(--shadow-md);
}

/* Divider */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    margin: 30px 0;
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 30px;
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Fade In Animation */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Slide In Animation */
.slide-in {
    animation: slideIn 0.6s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 3rem;
    }

    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.15rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .page-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 50px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .glass-card {
        padding: 20px;
    }

    .glass-card-dark {
        padding: 20px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .stat-card {
        padding: 24px;
    }

    #map {
        height: 400px;
    }

    .navbar-brand {
        font-size: 1.5rem;
    }

    .search-box {
        max-width: 100%;
    }

    .price-amount {
        font-size: 1.8rem;
    }

    .page-title {
        font-size: 1.75rem;
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .content-container {
        padding: 24px 0;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .btn-glass,
    .btn-primary-glass,
    .btn-success-glass,
    .btn-danger-glass,
    .btn-gold {
        padding: 10px 20px;
        font-size: 0.95rem;
    }

    .glass-card {
        padding: 16px;
        border-radius: var(--radius-lg);
    }

    .price-card {
        padding: 18px;
    }

    #map {
        height: 300px;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.95rem;
    }

    .navbar {
        padding: 12px 0;
    }

    .nav-link {
        padding: 8px 12px !important;
        font-size: 0.95rem;
    }
}

/* Print Styles */
@media print {
    body::before,
    body::after {
        display: none;
    }

    .navbar,
    .footer {
        display: none;
    }

    .glass-card {
        background: #fff;
        border: 1px solid #ddd;
        box-shadow: none;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --glass-border: rgba(255, 255, 255, 0.6);
        --glass-border-strong: rgba(255, 255, 255, 0.8);
    }

    .glass-card,
    .glass-card-dark,
    .price-card {
        border-width: 2px;
    }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    /* Additional dark mode adjustments can be added here if needed */
}