/* Corporate Deep Slate UI Stylesheet */

:root {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --border-color: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
    font-family: var(--font-stack);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Page Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
    width: 260px;
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.sub-text {
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    margin-top: 2px;
}

.sidebar-menu {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.menu-section {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
    padding: 16px 12px 8px;
    letter-spacing: 1px;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 4px;
    transition: all 0.2s;
}

.menu-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.menu-item.active {
    background-color: var(--primary);
    color: #ffffff;
}

.menu-item .icon {
    margin-right: 12px;
    font-size: 16px;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.1);
}

.user-info {
    margin-bottom: 12px;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    font-size: 12px;
    color: var(--text-secondary);
}

.logout-form {
    width: 100%;
}

.logout-btn {
    width: 100%;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
    padding: 8px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 13px;
    transition: all 0.2s;
}

.logout-btn:hover {
    background-color: var(--error);
    color: #ffffff;
}

/* Main Content Area */
.main-content {
    margin-left: 260px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.top-header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.system-time {
    font-size: 14px;
    color: var(--text-secondary);
}

.page-body {
    padding: 32px;
    flex: 1;
}

/* Common UI Elements */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 9px 19px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--error);
    color: #ffffff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
    transition: opacity 0.2s;
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-success {
    background-color: var(--success);
    color: #ffffff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
    transition: opacity 0.2s;
}

.btn-success:hover {
    opacity: 0.9;
}

/* Form Styles */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

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

/* Alert Notification Component */
.notification-area {
    margin: 0 32px;
}

.alert {
    padding: 14px 20px;
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    position: relative;
}

.alert-success {
    background-color: var(--success-bg);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.alert-error {
    background-color: var(--error-bg);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--error);
}

.alert-icon {
    margin-right: 12px;
    font-weight: bold;
    font-size: 18px;
}

.alert-msg {
    font-size: 14px;
    font-weight: 500;
    flex: 1;
}

.alert-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 20px;
    cursor: pointer;
    line-height: 1;
}

/* Grid & Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.stat-info .stat-label {
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-info .stat-val {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 4px;
}

.stat-icon {
    font-size: 32px;
    opacity: 0.8;
}

.stat-card.primary { border-left: 4px solid var(--primary); }
.stat-card.success { border-left: 4px solid var(--success); }
.stat-card.danger { border-left: 4px solid var(--error); }
.stat-card.warning { border-left: 4px solid var(--warning); }

/* Table View Styles */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 8px;
    font-size: 14px;
}

.table th, .table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background-color: rgba(255, 255, 255, 0.02);
    font-weight: 600;
    color: var(--text-secondary);
}

.table tr:hover {
    background-color: rgba(255, 255, 255, 0.01);
}

/* Badge Status Styles */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-danger {
    background-color: var(--error-bg);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* Bulk Generator Console styles */
.progress-container {
    background-color: rgba(0,0,0,0.3);
    border-radius: 8px;
    height: 20px;
    width: 100%;
    margin-bottom: 16px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.progress-bar {
    background-color: var(--primary);
    height: 100%;
    width: 0;
    transition: width 0.3s ease;
}

.progress-text {
    position: absolute;
    width: 100%;
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    line-height: 18px;
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}

.console-log {
    background-color: #0b0f19;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    height: 240px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 13px;
    color: #38bdf8;
    margin-top: 16px;
}

.console-line {
    margin-bottom: 4px;
}

.console-line.success { color: var(--success); }
.console-line.error { color: var(--error); }
.console-line.info { color: var(--text-secondary); }

/* Import Preview Styles */
.import-preview-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 20px;
}

/* Certificate Layout Preview Wrapper in Browser */
.certificate-preview-frame {
    background: #525659;
    padding: 40px;
    display: flex;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.certificate-preview-container {
    width: 297mm;
    height: 210mm;
    background: #ffffff;
    color: #000000;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    padding: 12mm 15mm;
    position: relative;
    box-sizing: border-box;
}

/* Pagination container */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.page-link {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}

.page-link:hover, .page-link.active {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.page-link.disabled {
    opacity: 0.5;
    pointer-events: none;
}