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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3a 50%, #0f0f2f 100%);
    min-height: 100vh;
    padding: 20px;
    color: #e0e0ff;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, rgba(255,0,255,0.03) 1px, transparent 1px),
        linear-gradient(rgba(255,0,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(20, 20, 40, 0.95);
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 20px;
    box-shadow: 
        0 0 40px rgba(255, 100, 255, 0.2),
        0 0 80px rgba(100, 100, 255, 0.1),
        inset 0 0 60px rgba(255, 100, 255, 0.05);
    overflow: hidden;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

/* Header */
.header {
    background: linear-gradient(135deg, #ff006e, #ff00ff, #00d4ff, #00ff88, #ffaa00);
    padding: 40px 20px;
    text-align: center;
    background-size: 300% 300%;
    animation: rainbow 8s ease infinite;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shine 3s infinite;
}

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

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.header h1 {
    font-size: 2.5rem;
    color: white;
    text-shadow: 
        0 0 10px rgba(255, 0, 255, 0.8),
        0 0 20px rgba(255, 0, 255, 0.6),
        0 0 30px rgba(255, 0, 255, 0.4);
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.header p {
    font-size: 1.2rem;
    color: white;
    opacity: 0.95;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

/* Forms */
.registration-form, .login-form, .scanner-form {
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #a0a0ff;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid rgba(255, 100, 255, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    background: rgba(30, 30, 60, 0.8);
    color: #e0e0ff;
    transition: all 0.3s;
    box-shadow: 0 0 10px rgba(255, 100, 255, 0.1);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff00ff;
    box-shadow: 
        0 0 20px rgba(255, 0, 255, 0.4),
        0 0 40px rgba(255, 0, 255, 0.2);
    background: rgba(40, 40, 80, 0.9);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(160, 160, 255, 0.5);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group select option {
    background: #1a1a3a;
    color: #e0e0ff;
}

/* CAPTCHA */
.captcha-group .captcha-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.captcha-group img {
    border: 2px solid rgba(255, 100, 255, 0.3);
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(255, 100, 255, 0.2);
}

.refresh-captcha {
    background: linear-gradient(135deg, #ff00ff, #00d4ff);
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.4);
}

.refresh-captcha:hover {
    transform: scale(1.1);
    box-shadow: 0 0 25px rgba(255, 0, 255, 0.6);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 2px solid rgba(255, 100, 255, 0.5);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #ff00ff, #00d4ff, #ff006e);
    background-size: 200% 200%;
    color: white;
    width: 100%;
    animation: gradientMove 3s ease infinite;
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.4);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.6), 0 0 60px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: rgba(100, 100, 150, 0.8);
    color: #e0e0ff;
    border-color: rgba(160, 160, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(120, 120, 180, 0.9);
    box-shadow: 0 0 20px rgba(160, 160, 255, 0.4);
}

/* Alerts */
.alert {
    padding: 15px 20px;
    margin: 20px 30px;
    border-radius: 8px;
    font-weight: 500;
    border: 1px solid;
    backdrop-filter: blur(10px);
}

.alert-error {
    background: rgba(255, 50, 50, 0.2);
    color: #ff6b6b;
    border-color: rgba(255, 50, 50, 0.5);
    box-shadow: 0 0 20px rgba(255, 50, 50, 0.3);
}

.alert-warning {
    background: rgba(255, 200, 50, 0.2);
    color: #ffcc00;
    border-color: rgba(255, 200, 50, 0.5);
    box-shadow: 0 0 20px rgba(255, 200, 50, 0.3);
}

/* Success Page */
.success-card {
    padding: 40px;
    text-align: center;
}

.success-icon {
    font-size: 4rem;
    color: #00ff88;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.success-card h2 {
    color: #00ff88;
    margin-bottom: 10px;
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.6);
}

.qr-section {
    margin: 30px 0;
    padding: 20px;
    background: rgba(30, 30, 60, 0.8);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.qr-section h3 {
    margin-bottom: 15px;
    color: #a0a0ff;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#qrcode {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

#qrcode canvas {
    border: 3px solid rgba(0, 255, 136, 0.5);
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.4);
}

.qr-code-text {
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    font-weight: bold;
    color: #00ff88;
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.6);
}

.user-details {
    margin: 30px 0;
    padding: 20px;
    background: rgba(30, 30, 60, 0.8);
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 12px;
    text-align: left;
}

.user-details h3 {
    margin-bottom: 15px;
    color: #a0a0ff;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.user-details p {
    margin: 8px 0;
    color: #c0c0ff;
}

.user-details strong {
    color: #e0e0ff;
}

.action-buttons {
    margin-top: 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.action-buttons .btn {
    min-width: 150px;
}

/* Admin Page */
.admin-page {
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3a 50%, #0f0f2f 100%);
}

.admin-page .container {
    background: rgba(20, 20, 40, 0.95);
    border: 1px solid rgba(255, 100, 255, 0.3);
}

.admin-page .header {
    background: linear-gradient(135deg, #ff006e, #ff00ff, #00d4ff, #00ff88, #ffaa00);
    animation: rainbow 8s ease infinite;
}

.admin-nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: rgba(30, 30, 60, 0.9);
    border-bottom: 2px solid rgba(255, 100, 255, 0.3);
}

.nav-link {
    padding: 10px 20px;
    text-decoration: none;
    color: #a0a0ff;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s;
    border: 1px solid rgba(255, 100, 255, 0.3);
}

.nav-link:hover,
.nav-link.active {
    background: linear-gradient(135deg, #ff00ff, #00d4ff);
    color: white;
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.4);
    border-color: transparent;
}

.nav-link.logout {
    background: rgba(220, 53, 69, 0.8);
    color: white;
    border-color: rgba(255, 100, 100, 0.5);
}

.nav-link.logout:hover {
    background: rgba(220, 53, 69, 0.9);
    box-shadow: 0 0 20px rgba(255, 50, 50, 0.4);
}

/* Login Card */
.login-card {
    max-width: 400px;
    margin: 40px auto;
    padding: 40px;
    background: rgba(30, 30, 60, 0.9);
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 12px;
    box-shadow: 0 0 40px rgba(255, 100, 255, 0.2);
}

.login-card h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #e0e0ff;
    text-shadow: 0 0 15px rgba(255, 100, 255, 0.4);
}

.back-link {
    text-align: center;
    margin-top: 20px;
}

.back-link a {
    color: #ff00ff;
    text-decoration: none;
    text-shadow: 0 0 10px rgba(255, 0, 255, 0.4);
}

.back-link a:hover {
    text-decoration: underline;
    text-shadow: 0 0 20px rgba(255, 0, 255, 0.6);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 30px;
}

.stat-card {
    background: rgba(30, 30, 60, 0.9);
    padding: 25px;
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 0 30px rgba(255, 100, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ff00ff, #00d4ff, #ff006e);
    animation: gradientMove 3s ease infinite;
}

.stat-card h3 {
    color: #a0a0ff;
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: #ff00ff;
    text-shadow: 0 0 20px rgba(255, 0, 255, 0.6);
}

/* Content Card */
.content-card {
    margin: 0 30px 30px;
    background: rgba(30, 30, 60, 0.9);
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(255, 100, 255, 0.2);
}

.card-header {
    padding: 20px;
    background: rgba(40, 40, 80, 0.9);
    border-bottom: 2px solid rgba(255, 100, 255, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.card-header h2 {
    color: #e0e0ff;
    text-shadow: 0 0 10px rgba(255, 100, 255, 0.4);
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-form input {
    padding: 8px 15px;
    border: 2px solid rgba(255, 100, 255, 0.3);
    border-radius: 6px;
    min-width: 250px;
    background: rgba(30, 30, 60, 0.8);
    color: #e0e0ff;
}

.search-form input:focus {
    outline: none;
    border-color: #ff00ff;
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3);
}

.search-form button {
    padding: 8px 20px;
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 100, 255, 0.2);
}

.data-table th {
    background: rgba(40, 40, 80, 0.9);
    font-weight: 600;
    color: #a0a0ff;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

.data-table td {
    color: #c0c0ff;
}

.data-table tr:hover {
    background: rgba(50, 50, 100, 0.5);
}

.data-table tr.checked-in {
    background: rgba(0, 255, 136, 0.15);
}

.data-table code {
    background: rgba(30, 30, 60, 0.8);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.9rem;
    color: #00ff88;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.no-data {
    text-align: center;
    color: #8080a0;
    padding: 40px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
    border: 1px solid rgba(0, 255, 136, 0.5);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.badge-pending {
    background: rgba(255, 200, 50, 0.2);
    color: #ffcc00;
    border: 1px solid rgba(255, 200, 50, 0.5);
    box-shadow: 0 0 10px rgba(255, 200, 50, 0.3);
}

/* Scanner */
.scanner-container {
    padding: 30px;
}

.scanner-card {
    background: rgba(30, 30, 60, 0.9);
    padding: 30px;
    border: 1px solid rgba(255, 100, 255, 0.3);
    border-radius: 12px;
    margin-bottom: 20px;
    text-align: center;
    box-shadow: 0 0 30px rgba(255, 100, 255, 0.2);
}

.scanner-card h2 {
    margin-bottom: 20px;
    color: #e0e0ff;
    text-shadow: 0 0 10px rgba(255, 100, 255, 0.4);
}

.camera-section {
    margin-bottom: 30px;
}

.camera-section video {
    border: 3px solid rgba(255, 100, 255, 0.5);
    border-radius: 12px;
    max-width: 100%;
    box-shadow: 0 0 30px rgba(255, 100, 255, 0.3);
}

.camera-section button {
    margin-top: 15px;
}

.manual-input {
    padding-top: 20px;
    border-top: 2px solid rgba(255, 100, 255, 0.3);
}

.manual-input p {
    margin-bottom: 10px;
    color: #a0a0ff;
}

.manual-input form {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.manual-input input {
    padding: 10px 15px;
    border: 2px solid rgba(255, 100, 255, 0.3);
    border-radius: 8px;
    min-width: 250px;
    background: rgba(30, 30, 60, 0.8);
    color: #e0e0ff;
}

.manual-input input:focus {
    outline: none;
    border-color: #ff00ff;
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3);
}

.result-card {
    background: rgba(30, 30, 60, 0.9);
    padding: 30px;
    border: 1px solid;
    border-radius: 12px;
    margin-bottom: 20px;
}

.result-card.success {
    border-color: rgba(0, 255, 136, 0.5);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.result-card.error {
    border-color: rgba(255, 50, 50, 0.5);
    box-shadow: 0 0 30px rgba(255, 50, 50, 0.2);
}

.result-card.search-results {
    border-color: rgba(100, 150, 255, 0.5);
    box-shadow: 0 0 30px rgba(100, 150, 255, 0.2);
}

.result-card.search-results h3 {
    color: #6496ff;
    text-shadow: 0 0 15px rgba(100, 150, 255, 0.6);
}

.result-card h3 {
    margin-bottom: 20px;
}

.result-card.success h3 {
    color: #00ff88;
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.6);
}

.result-card.error h3 {
    color: #ff6b6b;
    text-shadow: 0 0 15px rgba(255, 50, 50, 0.6);
}

.result-details p {
    margin: 10px 0;
    color: #c0c0ff;
}

.result-details strong {
    color: #e0e0ff;
}

.modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 25px;
}

.generate-bib-form {
    width: 100%;
}

.generate-bib-form button {
    width: 100%;
    padding: 15px 30px;
    font-size: 1.2rem;
    font-weight: bold;
}

.action-buttons {
    display: flex;
    gap: 10px;
}

.action-buttons button {
    flex: 1;
}

.bib-number-display {
    font-size: 2rem;
    font-weight: bold;
    color: #00ff88;
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
    padding: 10px 20px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid #00ff88;
    border-radius: 8px;
    display: inline-block;
    margin: 10px 0;
}

.search-list {
    max-height: 400px;
    overflow-y: auto;
}

.search-item {
    background: rgba(40, 40, 80, 0.8);
    padding: 15px;
    border: 1px solid rgba(100, 150, 255, 0.3);
    border-radius: 8px;
    margin-bottom: 10px;
}

.search-item p {
    margin: 5px 0;
    color: #a0a0ff;
}

.search-item small {
    color: #8080a0;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Modal Overlay */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: rgba(20, 20, 40, 0.98);
    border: 2px solid rgba(0, 255, 136, 0.5);
    border-radius: 16px;
    padding: 30px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 
        0 0 40px rgba(0, 255, 136, 0.3),
        0 0 80px rgba(100, 100, 255, 0.2);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-content h3 {
    color: #00ff88;
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.6);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

/* Terms Modal */
.terms-modal {
    max-width: 700px;
    max-height: 85vh;
}

.terms-content {
    max-height: 60vh;
    overflow-y: auto;
    padding-right: 15px;
    margin-bottom: 20px;
}

.terms-content h4 {
    color: #e0e0ff;
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.terms-content h4:first-child {
    margin-top: 0;
}

.terms-content p {
    color: #a0a0ff;
    line-height: 1.6;
    margin-bottom: 15px;
}

.terms-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 100, 255, 0.3);
}

/* Checkbox Group */
.terms-group {
    padding: 15px;
    background: rgba(30, 30, 60, 0.5);
    border: 1px solid rgba(255, 100, 255, 0.2);
    border-radius: 8px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: #c0c0ff;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: not-allowed;
    accent-color: #ff00ff;
}

.checkbox-label input[type="checkbox"]:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.checkbox-label input[type="checkbox"]:not(:disabled) {
    cursor: pointer;
}

.checkbox-label a {
    color: #ff00ff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 0, 255, 0.5);
    transition: all 0.3s ease;
}

.checkbox-label a:hover {
    color: #ff66ff;
    border-bottom-color: #ff66ff;
}

.waiver-note {
    font-size: 0.85rem;
    color: #ffaa00;
    margin-top: 8px;
    font-style: italic;
}

.btn-warning {
    background: linear-gradient(135deg, #ffaa00, #ff8800);
    color: #fff;
    border: 2px solid #ffaa00;
    box-shadow: 0 0 20px rgba(255, 170, 0, 0.4);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #ffcc00, #ffaa00);
    box-shadow: 0 0 30px rgba(255, 170, 0, 0.6);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    background: rgba(30, 30, 60, 0.9);
    color: #8080a0;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 100, 255, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2rem;
    }
    
    .header p {
        font-size: 1rem;
    }
    
    .container {
        margin: 10px;
    }
    
    .card-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-form input {
        min-width: 100%;
    }
    
    .manual-input form {
        flex-direction: column;
    }
    
    .manual-input input {
        min-width: 100%;
    }
    
    .data-table {
        font-size: 0.85rem;
    }
    
    .data-table th,
    .data-table td {
        padding: 10px 5px;
    }
}