/**
 * Exam Seating Manager - Public Styles
 */

/* =====================================================
   CSS Variables
   ===================================================== */
.esm-public-wrap {
    --esm-bg-primary: #0f172a;
    --esm-bg-secondary: #1e293b;
    --esm-bg-card: rgba(30, 41, 59, 0.9);
    --esm-bg-glass: rgba(255, 255, 255, 0.05);

    --esm-text-primary: #f8fafc;
    --esm-text-secondary: #94a3b8;
    --esm-text-muted: #64748b;

    --esm-accent: #6366f1;
    --esm-accent-light: #818cf8;
    --esm-accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);

    --esm-success: #22c55e;
    --esm-error: #ef4444;

    --esm-border: rgba(255, 255, 255, 0.1);

    --esm-radius: 16px;
    --esm-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);

    --esm-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* =====================================================
   Base Styles
   ===================================================== */
.esm-public-wrap {
    font-family: var(--esm-font);
    background: var(--esm-bg-primary);
    padding: 40px 20px;
    min-height: 400px;
    border-radius: var(--esm-radius);
    color: var(--esm-text-primary);
}

.esm-public-wrap * {
    box-sizing: border-box;
}

/* =====================================================
   Header
   ===================================================== */
.esm-public-header {
    text-align: center;
    margin-bottom: 40px;
}

.esm-public-header h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 12px 0;
    background: var(--esm-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.esm-public-header p {
    color: var(--esm-text-secondary);
    font-size: 16px;
    margin: 0;
}

/* =====================================================
   Search Form
   ===================================================== */
.esm-search-form {
    max-width: 600px;
    margin: 0 auto 40px;
}

.esm-search-input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.esm-search-input {
    flex: 1;
    padding: 16px 20px;
    background: var(--esm-bg-secondary);
    border: 2px solid var(--esm-border);
    border-radius: 12px;
    color: var(--esm-text-primary);
    font-family: var(--esm-font);
    font-size: 16px;
    transition: all 0.3s ease;
}

.esm-search-input:focus {
    outline: none;
    border-color: var(--esm-accent);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.esm-search-input::placeholder {
    color: var(--esm-text-muted);
}

.esm-search-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 28px;
    background: var(--esm-accent-gradient);
    border: none;
    border-radius: 12px;
    color: white;
    font-family: var(--esm-font);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.esm-search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.esm-search-btn:active {
    transform: translateY(0);
}

.esm-exam-filter {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
}

.esm-exam-filter label {
    color: var(--esm-text-secondary);
    font-size: 14px;
}

.esm-select {
    padding: 10px 16px;
    background: var(--esm-bg-secondary);
    border: 1px solid var(--esm-border);
    border-radius: 8px;
    color: var(--esm-text-primary);
    font-family: var(--esm-font);
    font-size: 14px;
}

/* =====================================================
   Results
   ===================================================== */
.esm-results {
    max-width: 800px;
    margin: 0 auto;
}

.esm-result-card {
    background: var(--esm-bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--esm-border);
    border-radius: var(--esm-radius);
    padding: 0;
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: var(--esm-shadow);
    animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.esm-result-header {
    background: var(--esm-accent-gradient);
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.esm-result-title {
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.esm-result-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    color: white;
    font-weight: 500;
}

.esm-result-body {
    padding: 24px;
}

.esm-result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.esm-result-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.esm-result-item .label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--esm-text-muted);
}

.esm-result-item .value {
    font-size: 18px;
    font-weight: 600;
    color: var(--esm-text-primary);
}

.esm-result-seat {
    grid-column: span 2;
    text-align: center;
    padding: 24px;
    background: var(--esm-bg-glass);
    border-radius: 12px;
    margin-top: 16px;
}

.esm-result-seat .seat-label {
    font-size: 48px;
    font-weight: 700;
    background: var(--esm-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.esm-result-seat .seat-info {
    color: var(--esm-text-secondary);
    font-size: 14px;
    margin-top: 8px;
}

/* Branch color indicator */
.esm-branch-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.esm-branch-indicator .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

/* =====================================================
   Loading & Error
   ===================================================== */
.esm-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    color: var(--esm-text-secondary);
}

.esm-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--esm-border);
    border-top-color: var(--esm-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.esm-error {
    text-align: center;
    padding: 40px 20px;
    color: var(--esm-error);
}

.esm-error-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.esm-no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--esm-text-secondary);
}

.esm-no-results svg {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.esm-no-results h3 {
    font-size: 20px;
    color: var(--esm-text-primary);
    margin: 0 0 8px 0;
}

.esm-no-results p {
    margin: 0;
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 600px) {
    .esm-public-wrap {
        padding: 24px 16px;
    }

    .esm-public-header h2 {
        font-size: 24px;
    }

    .esm-search-input-group {
        flex-direction: column;
    }

    .esm-search-btn {
        justify-content: center;
    }

    .esm-result-grid {
        grid-template-columns: 1fr;
    }

    .esm-result-seat {
        grid-column: span 1;
    }

    .esm-result-seat .seat-label {
        font-size: 36px;
    }
}

/* =====================================================
   Print Styles
   ===================================================== */
@media print {
    .esm-public-wrap {
        background: white;
        color: black;
    }

    .esm-search-form {
        display: none;
    }

    .esm-result-card {
        break-inside: avoid;
        border: 1px solid #ccc;
        box-shadow: none;
    }

    .esm-result-header {
        background: #f0f0f0;
        color: black;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}