/**
 * KBS Cam Tester Portal - Unified Theme
 * Modern dark theme with optional light mode
 */

/* Theme Variables */
:root {
    /* Dark theme (default) */
    --bg-gradient-start: #1a1a2e;
    --bg-gradient-end: #16213e;
    --bg-primary: #1a1a2e;
    --bg-secondary: rgba(255,255,255,0.05);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --card-bg: rgba(255,255,255,0.05);
    --card-border: rgba(255,255,255,0.1);
    --border-color: rgba(255,255,255,0.2);
    --input-bg: rgba(255,255,255,0.08);
    --input-border: rgba(255,255,255,0.2);
    --accent: #667eea;
    --accent-primary: #667eea;
    --accent-secondary: #764ba2;
    --warning: #ffc107;
    --error: #f44336;
    --success: #28a745;
}

/* Light theme */
body.light-mode {
    --bg-gradient-start: #f0f2f5;
    --bg-gradient-end: #e6e9ed;
    --bg-primary: #f0f2f5;
    --bg-secondary: rgba(0,0,0,0.02);
    --text-primary: #1a1a2e;
    --text-secondary: #666666;
    --card-bg: rgba(255,255,255,0.9);
    --card-border: rgba(0,0,0,0.1);
    --border-color: rgba(0,0,0,0.15);
    --input-bg: #ffffff;
    --input-border: rgba(0,0,0,0.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    color: var(--text-primary);
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.card h2 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--accent-primary);
}

/* Header */
.header {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    border: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
    color: var(--text-secondary);
}

.logout {
    padding: 10px 20px;
    background: var(--error);
    color: white;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.logout:hover {
    background: #da190b;
    transform: translateY(-2px);
    text-decoration: none;
}

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

.stat-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid var(--card-border);
    text-align: center;
}

.stat-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--error);
}

.btn-danger:hover {
    background: #da190b;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.alert-success {
    background: rgba(102, 126, 234, 0.2);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
}

.alert-error {
    background: rgba(244, 67, 54, 0.2);
    border: 1px solid var(--error);
    color: var(--error);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.2);
    border: 1px solid var(--warning);
    color: var(--warning);
}

/* Status Badges */
.status-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-pending {
    background: rgba(255, 193, 7, 0.2);
    color: var(--warning);
}

.status-approved {
    background: rgba(102, 126, 234, 0.2);
    color: var(--accent-primary);
}

.status-rejected {
    background: rgba(244, 67, 54, 0.2);
    color: var(--error);
}

/* Severity Badges */
.severity-badge {
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    display: inline-block;
}

.severity-low {
    background: var(--success);
    color: white;
}

.severity-medium {
    background: var(--warning);
    color: #000;
}

.severity-high {
    background: #ff9800;
    color: white;
}

.severity-critical {
    background: var(--error);
    color: white;
}

/* Report Status Badge */
.report-status {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    color: white;
    display: inline-block;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

table th {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
}

table tbody tr:hover {
    background: rgba(255,255,255,0.03);
}

table a {
    color: var(--accent-primary);
    text-decoration: none;
}

table a:hover {
    text-decoration: underline;
}

/* Links */
a {
    color: var(--accent-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.back-link {
    display: inline-block;
    margin-bottom: 20px;
    color: var(--accent-primary);
    font-size: 14px;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.98);
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Dark mode: use dark background */
body:not(.light-mode) .theme-toggle {
    background: rgba(30, 30, 46, 0.98);
}

.theme-toggle:hover {
    background: rgba(255,255,255,1);
}

body:not(.light-mode) .theme-toggle:hover {
    background: rgba(40, 40, 56, 1);
}


/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .card {
        padding: 20px;
    }

    .header {
        padding: 20px;
    }
}

/* Registration Form Specific Styles */
.register-container {
    max-width: 700px;
    margin: 40px auto;
    padding: 20px;
    width: 100%;
}

.register-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border: 1px solid var(--card-border);
    max-width: 100%;
}

.register-card h1 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.register-card .subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 16px;
    line-height: 1.6;
}

/* Override general form-group for registration */
.register-card .form-group {
    margin-bottom: 24px;
}

.register-card .form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.3px;
}

.register-card .form-group label .required {
    color: #ff6b6b;
    font-weight: 700;
    margin-left: 2px;
}

.register-card .form-group input,
.register-card .form-group select,
.register-card .form-group textarea {
    width: 100%;
    padding: 12px 14px;
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

.register-card .form-group input:hover,
.register-card .form-group select:hover,
.register-card .form-group textarea:hover {
    border-color: rgba(255,255,255,0.4);
    background: rgba(255,255,255,0.12);
}

/* Light mode inputs */
body.light-mode .register-card .form-group input,
body.light-mode .register-card .form-group select,
body.light-mode .register-card .form-group textarea {
    background: #ffffff;
    border: 2px solid rgba(0,0,0,0.2);
    color: #1a1a2e;
}

body.light-mode .register-card .form-group input:hover,
body.light-mode .register-card .form-group select:hover,
body.light-mode .register-card .form-group textarea:hover {
    border-color: rgba(0,0,0,0.3);
    background: #fafafa;
}

.register-card .form-group input:focus,
.register-card .form-group select:focus,
.register-card .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255,255,255,0.14);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

body.light-mode .register-card .form-group input:focus,
body.light-mode .register-card .form-group select:focus,
body.light-mode .register-card .form-group textarea:focus {
    background: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.register-card .form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: none;
    padding-right: 14px;
}

body.light-mode .register-card .form-group select {
    background-image: none;
}

.register-card .form-group select option {
    background: #1a1a2e;
    color: #ffffff;
    padding: 10px;
}

body.light-mode .register-card .form-group select option {
    background: #ffffff;
    color: #1a1a2e;
}

.register-card .form-group textarea {
    min-height: 140px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.6;
    padding: 14px;
}

.register-card .form-group small {
    display: block;
    color: var(--text-secondary);
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.4;
    font-style: italic;
    opacity: 0.85;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    margin-top: 8px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

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

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.error-message {
    background: rgba(244, 67, 54, 0.15);
    border: 2px solid var(--error);
    border-left: 4px solid var(--error);
    color: #ff6b6b;
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-weight: 500;
    animation: slideInDown 0.3s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.oauth-info {
    background: rgba(102, 126, 234, 0.1);
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 30px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-left: 4px solid var(--accent);
}

body.light-mode .oauth-info {
    background: rgba(102, 126, 234, 0.08);
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-left: 4px solid var(--accent);
}

.oauth-info strong {
    color: var(--accent);
    font-weight: 600;
}

.char-count {
    text-align: right;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .register-container {
        padding: 10px;
    }

    .register-card {
        padding: 20px;
    }
}

/* Language Switcher - Unified styling for all pages */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    padding: 8px 16px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Dark mode language switcher */
body:not(.light-mode) .language-switcher {
    background: rgba(30, 30, 46, 0.98);
}

.language-switcher > a,
.language-switcher .lang-option {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 12px;
    transition: all 0.2s;
    cursor: pointer;
}

.language-switcher > a:hover,
.language-switcher .lang-option:hover {
    background: rgba(102, 126, 234, 0.1);
}

.language-switcher > a.active,
.language-switcher .lang-option.active {
    background: #667eea;
    color: white;
}