:root {
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-hover: #0284c7;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --danger: #ef4444;
    --success: #10b981;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.background-effect {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 15% 50%, rgba(56, 189, 248, 0.15), transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(16, 185, 129, 0.1), transparent 25%);
    z-index: -1;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-family: 'Outfit', sans-serif;
}

/* Hero Section */
.hero {
    padding: 60px 0 40px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.hero .highlight {
    color: var(--accent-color);
    background: -webkit-linear-gradient(45deg, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding-bottom: 60px;
}

/* Glassmorphism Panels */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Controls (Search & Filter) */
.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px;
    align-items: center;
    justify-content: space-between;
}

.search-box {
    flex: 1;
    min-width: 250px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 15px;
    color: var(--text-secondary);
}

.search-box input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.filter-box select {
    padding: 14px 20px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: border-color 0.3s ease;
    appearance: none;
    padding-right: 40px;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%22//www.w3.org/2000/svg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2394a3b8%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px top 50%;
    background-size: 12px auto;
}

.filter-box select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.filter-box select option {
    background-color: var(--bg-color);
    color: var(--text-primary);
}

/* Results Table */
.results-section {
    padding: 10px;
    overflow: hidden;
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

th, td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

th {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

tbody tr {
    transition: background-color 0.2s ease, transform 0.2s ease;
}

tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
    transform: translateY(-1px);
}

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

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(56, 189, 248, 0.2);
}

.pos-1 { color: #fbbf24; font-weight: bold; font-size: 1.2rem; }
.pos-2 { color: #94a3b8; font-weight: bold; font-size: 1.1rem; }
.pos-3 { color: #b45309; font-weight: bold; font-size: 1.1rem; }
.pos-dnf { color: var(--danger); font-weight: bold; }
.pos-dsq { color: var(--danger); font-weight: bold; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
}

.btn-diploma {
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.btn-diploma:hover {
    background: rgba(56, 189, 248, 0.25);
    border-color: rgba(56, 189, 248, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.2);
}

.primary-btn {
    background-color: var(--accent-color);
    color: #fff;
    padding: 12px 24px;
    font-size: 1rem;
}

.primary-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.4);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-content {
    width: 90%;
    max-width: 800px;
    height: 90vh;
    max-height: 800px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

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

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s ease;
    z-index: 10;
}

.close-btn:hover {
    color: var(--danger);
}

.modal-content h2 {
    margin-bottom: 20px;
    color: var(--accent-color);
}

.iframe-container {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--glass-border);
}

iframe {
    width: 100%;
    height: 100%;
}

.modal-actions {
    margin-top: 20px;
    display: flex;
    justify-content: flex-end;
}

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

.no-results {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

footer {
    padding: 20px 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--glass-border);
    margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-box select {
        width: 100%;
    }
}