/* Custom CSS Variables & Themes */
:root {
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Outfit', sans-serif;
    
    /* Light Mode Palette */
    --bg-primary: #f6f8fc;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(226, 232, 240, 0.8);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent: #4f46e5;
    --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --accent-soft: rgba(79, 70, 229, 0.08);
    --success: #10b981;
    --success-soft: rgba(16, 185, 129, 0.1);
    --card-shadow: 0 10px 25px -5px rgba(79, 70, 229, 0.05), 0 8px 10px -6px rgba(79, 70, 229, 0.05);
    --hover-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.1), 0 10px 10px -5px rgba(79, 70, 229, 0.1);
    --glass-blur: blur(12px);
}

.dark-mode {
    /* Dark Mode Palette */
    --bg-primary: #080c14;
    --bg-secondary: #0f172a;
    --bg-card: rgba(15, 23, 42, 0.8);
    --border-color: rgba(51, 65, 85, 0.5);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #818cf8;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a78bfa 100%);
    --accent-soft: rgba(129, 140, 248, 0.15);
    --success: #34d399;
    --success-soft: rgba(52, 211, 153, 0.15);
    --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    --hover-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
}

/* Global Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-ar);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* Background Glow Decorative Elements */
body::before, body::after {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}

body::before {
    top: 5%;
    right: 10%;
    background: var(--accent);
}

body::after {
    bottom: 10%;
    left: 5%;
    background: #a78bfa;
}

.dark-mode::before, .dark-mode::after {
    opacity: 0.12;
}

/* Container Layout */
.app-container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Header Styles */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--card-shadow);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--accent-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.1rem;
}

/* Theme Toggle Button */
.theme-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.theme-btn:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 5px 12px rgba(79, 70, 229, 0.1);
}

.theme-icon-light, .theme-icon-dark {
    display: none;
    transition: transform 0.5s ease;
}

body.light-mode .theme-icon-dark {
    display: block;
}

body.dark-mode .theme-icon-light {
    display: block;
    transform: rotate(45deg);
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--hover-shadow);
    border-color: var(--accent);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

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

/* Stat Icons Colors */
.guest-icon {
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
}
.amount-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.avg-icon {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}
.filtered-icon {
    background: rgba(236, 72, 153, 0.1);
    color: #ec4899;
}

/* Dark Mode adjustment for soft icons bg */
.dark-mode .guest-icon { background: rgba(99, 102, 241, 0.2); color: #818cf8; }
.dark-mode .amount-icon { background: rgba(52, 211, 153, 0.2); color: #34d399; }
.dark-mode .avg-icon { background: rgba(251, 191, 36, 0.2); color: #fbbf24; }
.dark-mode .filtered-icon { background: rgba(244, 114, 182, 0.2); color: #f472b6; }

.stat-details {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-value {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Highlight Stat Card */
.highlight-card {
    background: var(--accent-gradient);
    border: none;
}
.highlight-card .stat-label {
    color: rgba(255, 255, 255, 0.8);
}
.highlight-card .stat-value {
    color: #ffffff;
}
.highlight-card .filtered-icon {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* Search Filters Container */
.filters-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--card-shadow);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    padding-right: 0.2rem;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper input {
    width: 100%;
    padding: 0.85rem 1rem;
    padding-left: 2.5rem; /* Space for the clear button */
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-ar);
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
}

.search-input-wrapper input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Custom Dropdown styling */
.search-select {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-ar);
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
    cursor: pointer;
    appearance: none; /* Remove default browser arrow */
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: left 1rem center; /* Left position for RTL layout */
    background-size: 1.2em;
    padding-left: 2.5rem; /* Space for dropdown arrow */
}

.dark-mode .search-select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
}

.search-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}


/* Clear Input Button */
.clear-btn {
    position: absolute;
    left: 10px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: none;
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.search-input-wrapper input:not(:placeholder-shown) ~ .clear-btn {
    opacity: 1;
    visibility: visible;
}

.clear-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    transform: scale(1.05);
}

/* Guest Table Section */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.guest-table {
    width: 100%;
    border-collapse: collapse;
    text-align: right;
}

.guest-table th, .guest-table td {
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.guest-table th {
    background-color: var(--accent-soft);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.95rem;
    white-space: nowrap;
}

.guest-table tbody tr {
    transition: all 0.2s ease;
}

.guest-table tbody tr:hover {
    background-color: var(--accent-soft);
    transform: scale(0.998);
}

.guest-table tbody tr:last-child td {
    border-bottom: none;
}

/* Columns formatting */
.col-index {
    font-family: var(--font-en);
    width: 80px;
    color: var(--text-secondary);
}

.col-name {
    font-weight: 600;
    font-size: 1rem;
}

.col-amount {
    font-family: var(--font-en);
    font-weight: 700;
    color: var(--success);
}

.col-city {
    color: var(--text-secondary);
}

/* Badges styling */
.amount-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 8px;
    background-color: var(--success-soft);
    color: var(--success);
    font-weight: 800;
    font-size: 1rem;
    direction: ltr;
}

.city-badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 8px;
    background-color: var(--accent-soft);
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
}

/* No Results Styling */
.no-results-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 4rem 2rem;
    text-align: center;
}

.no-results-icon {
    color: var(--text-secondary);
    animation: pulse 2s infinite ease-in-out;
}

.no-results-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.no-results-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 400px;
}

.reset-btn {
    padding: 0.65rem 1.5rem;
    border: none;
    border-radius: 10px;
    background: var(--accent-gradient);
    color: white;
    font-family: var(--font-ar);
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
    transition: all 0.3s ease;
}

.reset-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}

/* Utilities */
.hidden {
    display: none !important;
}

/* Footer Styling */
.app-footer {
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Animations */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
}

/* Responsive styles */
@media (max-width: 768px) {
    .app-container {
        padding: 1rem;
        gap: 1.25rem;
    }
    
    .app-header {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .header-logo {
        flex-direction: column;
        gap: 0.5rem;
    }

    .logo-text h1 {
        font-size: 1.3rem;
    }

    /* Change table to cards on small screens for better viewing */
    .guest-table thead {
        display: none; /* Hide standard headers */
    }

    .guest-table, .guest-table tbody, .guest-table tr, .guest-table td {
        display: block;
        width: 100%;
    }

    .guest-table tr {
        border-bottom: 1px solid var(--border-color);
        padding: 1.25rem 1rem;
        position: relative;
    }

    .guest-table td {
        padding: 0.4rem 0;
        border: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
        text-align: left;
    }

    .guest-table td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--text-secondary);
        float: right;
        font-size: 0.85rem;
        padding-left: 1rem;
    }

    .col-index {
        position: absolute;
        top: 1.25rem;
        left: 1rem;
        width: auto;
        padding: 0;
    }
    
    .col-index::before {
        display: none !important; /* Hide label for index */
    }

    .col-name {
        padding-top: 0.2rem;
        font-size: 1.05rem;
        text-align: right;
        display: block !important;
    }

    .col-name::before {
        display: none !important; /* Hide label for name to let it span */
    }

    .col-amount, .col-city {
        justify-content: space-between;
        flex-direction: row-reverse; /* Put data on left and label on right */
    }
}