/**
 * CertiVerify Pro - Main Stylesheet
 * Professional certificate verification platform
 */

/* ================================
   CSS Variables / Theme
   ================================ */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --success-color: #16a34a;
    --success-light: #22c55e;
    --success-bg: #dcfce7;
    --danger-color: #dc2626;
    --danger-light: #ef4444;
    --danger-bg: #fee2e2;
    --warning-color: #d97706;
    --warning-bg: #fef3c7;

    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;

    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;

    --border-color: #e5e7eb;
    --border-dark: #d1d5db;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;

    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Monaco, monospace;
}

/* ================================
   Reset & Base Styles
   ================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 0.5rem;
    font-weight: 600;
    line-height: 1.25;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p { margin: 0 0 1rem; }

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

a:hover {
    text-decoration: underline;
}

code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    padding: 0.125rem 0.375rem;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

/* ================================
   Container
   ================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.25;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    background-color: var(--bg-tertiary);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-primary {
    color: #ffffff;
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    border-color: #2d3748;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
    border-color: #1a202c;
    box-shadow: 0 4px 6px rgba(45, 55, 72, 0.3);
}

.btn-secondary {
    color: #2d3748;
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: #e2e8f0;
    border-color: #cbd5e0;
    color: #1a202c;
}

.btn-danger {
    color: #ffffff;
    background: linear-gradient(135deg, #c53030 0%, #e53e3e 100%);
    border-color: #c53030;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #9b2c2c 0%, #c53030 100%);
    border-color: #9b2c2c;
    box-shadow: 0 4px 6px rgba(197, 48, 48, 0.3);
}

.btn-success {
    color: #ffffff;
    background: linear-gradient(135deg, #276749 0%, #38a169 100%);
    border-color: #276749;
}

.btn-success:hover {
    background: linear-gradient(135deg, #1e4e3a 0%, #276749 100%);
    border-color: #1e4e3a;
    box-shadow: 0 4px 6px rgba(39, 103, 73, 0.3);
}

.btn-warning {
    color: #ffffff;
    background: linear-gradient(135deg, #b45309 0%, #d97706 100%);
    border-color: #b45309;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #92400e 0%, #b45309 100%);
    border-color: #92400e;
    box-shadow: 0 4px 6px rgba(180, 83, 9, 0.3);
}

.btn-text {
    background: none;
    border: none;
    color: #4a5568;
    padding: 0.5rem 0.75rem;
}

.btn-text:hover {
    background-color: var(--bg-tertiary);
    color: #2d3748;
    text-decoration: none;
    transform: none;
    box-shadow: none;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.8125rem;
}

.btn-xs {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Disabled state */
.btn:disabled,
.btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn:disabled:hover,
.btn.disabled:hover {
    transform: none;
    box-shadow: none;
}

/* ================================
   Forms
   ================================ */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-family: inherit;
    font-size: 0.9375rem;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.form-hint {
    margin-top: 0.25rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.form-row {
    display: grid;
    gap: 1rem;
}

.form-row-2 {
    grid-template-columns: repeat(2, 1fr);
}

.form-row-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 768px) {
    .form-row-2, .form-row-3 {
        grid-template-columns: 1fr;
    }
}

.form-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.form-section h3 {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.inline-form {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.inline-form .form-group {
    margin-bottom: 0;
    flex: 1;
}

.inline-input {
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
}

.inline-input:focus {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    outline: none;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    cursor: pointer;
}

/* ================================
   Alerts
   ================================ */
.alert {
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

.alert-success {
    color: var(--success-color);
    background-color: var(--success-bg);
    border: 1px solid var(--success-color);
}

.alert-error {
    color: var(--danger-color);
    background-color: var(--danger-bg);
    border: 1px solid var(--danger-color);
}

.alert-warning {
    color: var(--warning-color);
    background-color: var(--warning-bg);
    border: 1px solid var(--warning-color);
}

/* Issue Success Panel */
.issued-success-panel {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    border: 2px solid var(--success-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.issued-success-panel .success-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--success-color);
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
    flex-shrink: 0;
}

.issued-success-panel .success-content {
    flex: 1;
}

.issued-success-panel .success-content h3 {
    margin: 0 0 0.25rem 0;
    color: var(--success-color);
    font-size: 1.1rem;
}

.issued-success-panel .success-content p {
    margin: 0;
    color: var(--text-secondary);
}

.issued-success-panel .success-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .issued-success-panel {
        flex-direction: column;
        text-align: center;
    }
    .issued-success-panel .success-actions {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ================================
   Tables
   ================================ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    color: var(--text-secondary);
}

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

.data-table tbody tr:hover {
    background-color: var(--bg-secondary);
}

.data-table .actions {
    white-space: nowrap;
}

.data-table .actions form {
    display: inline;
}

.cert-id {
    font-family: var(--font-mono);
    font-weight: 600;
}

/* ================================
   Cards
   ================================ */
.card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card h3 {
    margin-bottom: 1rem;
}

/* ================================
   Badges
   ================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-valid {
    color: var(--success-color);
    background-color: var(--success-bg);
}

.badge-expired {
    color: var(--danger-color);
    background-color: var(--danger-bg);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ================================
   Stats Grid
   ================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 992px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    padding: 1.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* ================================
   Page Header
   ================================ */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    margin: 0;
}

/* ================================
   Filters Bar
   ================================ */
.filters-bar {
    margin-bottom: 1rem;
}

.filter-form {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
}

.filter-input,
.filter-select {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
}

.filter-input {
    min-width: 200px;
}

.result-count {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* ================================
   Pagination
   ================================ */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.page-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ================================
   Empty State
   ================================ */
.empty-state {
    padding: 3rem;
    text-align: center;
    color: var(--text-muted);
    background-color: var(--bg-primary);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-lg);
}

/* ================================
   Modal
   ================================ */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal-content {
    width: 100%;
    max-width: 500px;
    padding: 1.5rem;
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-content h3 {
    margin-bottom: 1.5rem;
}

/* ================================
   Admin Navigation
   ================================ */
.admin-nav {
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    height: 60px;
}

.nav-brand a {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-brand a:hover {
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0 0 0 2rem;
    padding: 0;
    gap: 0.25rem;
}

.nav-menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
}

.nav-menu a:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
    text-decoration: none;
}

.nav-menu a.active {
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.1);
}

.nav-separator {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
    margin: 0 0.25rem;
    align-self: center;
}

.nav-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ================================
   Admin Main Content
   ================================ */
.admin-main {
    padding: 2rem 0;
    min-height: calc(100vh - 120px);
}

.admin-footer {
    padding: 1rem 0;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-primary);
}

/* ================================
   Dashboard
   ================================ */
.dashboard-section {
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin: 0;
}

.quick-actions {
    margin-top: 2rem;
}

.action-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ================================
   Login Page
   ================================ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.login-box {
    padding: 2rem;
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.login-header p {
    color: var(--text-muted);
    margin: 0;
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

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

.password-input-wrapper input {
    flex: 1;
    padding-right: 45px;
}

.password-toggle {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    font-size: 1.1rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.password-toggle:hover {
    opacity: 1;
}

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
}

.login-footer .footer-divider {
    margin: 0 0.5rem;
    color: var(--text-muted);
}

/* ================================
   Public Pages
   ================================ */
.public-header {
    padding: 2rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #ffffff;
    text-align: center;
}

.public-header h1 {
    margin-bottom: 0.25rem;
}

.public-header p {
    margin: 0;
    opacity: 0.9;
}

.public-footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-primary);
}

.public-footer a {
    color: var(--text-muted);
}

/* ================================
   Verification Section
   ================================ */
.verification-section {
    padding: 3rem 0;
}

.verification-box {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.verification-box h2 {
    text-align: center;
    margin-bottom: 0.5rem;
}

.verification-box .subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.search-form {
    margin-bottom: 1.5rem;
}

.search-input-group {
    display: flex;
    gap: 0.75rem;
}

.cert-id-input {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 1.25rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    text-align: center;
    letter-spacing: 0.1em;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
}

.cert-id-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-hint {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

/* ================================
   Verification Result
   ================================ */
.verification-result {
    margin-top: 1.5rem;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
}

.result-valid {
    background-color: var(--success-bg);
    border: 2px solid var(--success-color);
}

.result-expired {
    background-color: var(--warning-bg);
    border: 2px solid var(--warning-color);
}

.result-paused {
    background-color: var(--danger-bg);
    border: 2px solid var(--danger-color);
}

.badge-paused {
    background-color: var(--danger-color);
    color: white;
}

.verified-paused-note {
    width: 100%;
    margin: 0.5rem 0 0 0;
    font-size: 0.875rem;
    color: var(--danger-color);
    font-weight: 500;
}

.result-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.verified-expired-note {
    width: 100%;
    margin: 0.5rem 0 0 0;
    font-size: 0.875rem;
    color: var(--warning-color);
    font-style: italic;
}

.result-body .result-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.result-row:last-child {
    border-bottom: none;
}

.result-row label {
    font-weight: 500;
    color: var(--text-secondary);
}

.result-row .value {
    text-align: right;
}

.bespoke-fields {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.bespoke-fields h4 {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ================================
   Verify Page (QR Scan Landing)
   ================================ */
.verify-header {
    padding: 1rem 0;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.verify-header .logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.verify-card {
    max-width: 600px;
    margin: 3rem auto;
    padding: 2rem;
    text-align: center;
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--border-color);
}

.verify-card.verify-valid {
    border-color: var(--success-color);
    background: linear-gradient(to bottom, var(--success-bg) 0%, var(--bg-primary) 15%);
}

.verify-card.verify-expired {
    border-color: var(--warning-color);
    background: linear-gradient(to bottom, var(--warning-bg) 0%, var(--bg-primary) 15%);
}

.verify-card.verify-error {
    border-color: var(--danger-color);
    background: linear-gradient(to bottom, var(--danger-bg) 0%, var(--bg-primary) 15%);
}

.verify-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.verify-valid .verify-icon {
    color: var(--success-color);
}

.verify-expired .verify-icon {
    color: var(--warning-color);
}

.verify-error .verify-icon {
    color: var(--danger-color);
}

.verify-status {
    margin-bottom: 1.5rem;
}

.certificate-details {
    text-align: left;
}

.cert-header {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.cert-header h1 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.cert-id-display {
    color: var(--text-muted);
    margin: 0;
}

.cert-course {
    text-align: center;
    margin-bottom: 1.5rem;
}

.cert-course h2 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.course-desc {
    color: var(--text-secondary);
    margin: 0;
}

.cert-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item {
    padding: 0.75rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.info-item label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 0.25rem;
}

.info-item span {
    font-weight: 500;
}

.info-item.expired span {
    color: var(--danger-color);
}

.bespoke-section {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.bespoke-section h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.bespoke-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.bespoke-item {
    padding: 0.5rem;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.bespoke-item label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.verify-footer {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.verify-footer p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* ================================
   Info Section
   ================================ */
.info-section {
    padding: 3rem 0;
}

.info-section h3 {
    text-align: center;
    margin-bottom: 2rem;
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .info-cards {
        grid-template-columns: 1fr;
    }
}

.info-card {
    padding: 1.5rem;
    text-align: center;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.info-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.info-card h4 {
    margin-bottom: 0.5rem;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin: 0;
}

/* ================================
   Template Mapping
   ================================ */
.mapping-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 992px) {
    .mapping-container {
        grid-template-columns: 1fr;
    }
}

.mapping-preview {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1rem;
}

.preview-wrapper {
    position: relative;
}

.preview-wrapper img {
    display: block;
    max-width: 100%;
    height: auto;
}

.mapping-controls {
    padding: 1.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.mapping-field {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.mapping-field:last-of-type {
    border-bottom: none;
}

.mapping-field label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.coord-inputs {
    display: flex;
    gap: 0.5rem;
}

.coord-inputs input,
.coord-inputs select {
    width: 70px;
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

/* ================================
   Bespoke Fields Editor
   ================================ */
.bespoke-field-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.75rem;
    padding: 0.75rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.bespoke-field-row input[type="text"] {
    flex: 1;
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

/* ================================
   Signature Preview
   ================================ */
.signature-preview {
    max-height: 40px;
    max-width: 100px;
}

/* ================================
   Code Block
   ================================ */
.code-block {
    padding: 1rem;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    overflow-x: auto;
    white-space: pre;
}

/* ================================
   Text Utilities
   ================================ */
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }
.text-muted { color: var(--text-muted); }

/* ================================
   Responsive
   ================================ */
@media (max-width: 768px) {
    .admin-nav {
        flex-wrap: wrap;
        height: auto;
        padding: 1rem;
    }

    .nav-menu {
        order: 3;
        width: 100%;
        margin: 1rem 0 0 0;
        flex-wrap: wrap;
    }

    .nav-user {
        order: 2;
    }

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

    .cert-info-grid {
        grid-template-columns: 1fr;
    }

    .bespoke-grid {
        grid-template-columns: 1fr;
    }
}

/* ================================
   Certificate History Timeline
   ================================ */
.certificate-history {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.certificate-history h4 {
    margin: 0 0 1rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.history-timeline {
    position: relative;
    padding-left: 2rem;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-bottom: 1rem;
    display: flex;
    gap: 0.75rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -2rem;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.timeline-item.current .timeline-marker {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.timeline-content {
    flex: 1;
}

.timeline-header {
    font-size: 0.9rem;
}

.timeline-header code {
    font-weight: 600;
}

.timeline-dates {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.badge-current {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    background: var(--primary-color);
    color: white;
    font-size: 0.65rem;
    font-weight: 600;
    border-radius: 10px;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.renewal-notice {
    background: #fef3c7;
    border: 1px solid #fbbf24;
    color: #92400e;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-top: 1rem;
}

.renewal-notice a {
    color: #92400e;
    font-weight: 600;
}