/* ============================================
   AshtaBoss - Purchase Request System
   Design System: Dark Glassmorphism
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ============================================
   CSS Variables / Tokens
   ============================================ */
:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.04);
    --bg-glass-hover: rgba(255, 255, 255, 0.08);
    --bg-input: rgba(255, 255, 255, 0.06);
    --bg-input-focus: rgba(255, 255, 255, 0.1);

    --border-glass: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(20, 184, 166, 0.5);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-dark: #1e293b;

    --accent-primary: #14b8a6;
    --accent-primary-hover: #2dd4bf;
    --accent-secondary: #0891b2;
    --accent-gradient: linear-gradient(135deg, #0d9488, #14b8a6, #06b6d4);
    --accent-gradient-hover: linear-gradient(135deg, #14b8a6, #2dd4bf, #22d3ee);

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.12);
    --pending: #f59e0b;
    --draft: #64748b;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(20, 184, 166, 0.12);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;

    --sidebar-width: 260px;
    --header-height: 70px;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(20, 184, 166, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(13, 148, 136, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

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

a:hover {
    color: var(--accent-primary-hover);
}

/* ============================================
   Login Page
   ============================================ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.login-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    animation: fadeInUp 0.6s ease-out;
}

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

.login-logo img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-glass);
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ============================================
   Layout: Sidebar + Main
   ============================================ */
.app-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-glass);
    padding: 1.5rem 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-glass);
    margin-bottom: 1rem;
}

.sidebar-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.sidebar-logo h2 {
    font-size: 1.125rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-logo span {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 0.5rem 0.75rem;
    overflow-y: auto;
}

.nav-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 0.75rem 0.75rem 0.5rem;
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: 2px;
    cursor: pointer;
}

.nav-item:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(20, 184, 166, 0.12);
    color: var(--accent-primary-hover);
}

.nav-item .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.nav-item .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-glass);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.sidebar-user:hover {
    background: var(--bg-glass-hover);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-info .user-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-info .user-role {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.page-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-header h1 {
    font-size: 1.375rem;
    font-weight: 700;
}

.page-header .breadcrumb {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

.page-body {
    padding: 2rem;
}

/* Mobile toggle */
.sidebar-toggle {
    display: none;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1.2rem;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-glass);
}

.card-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

/* ============================================
   Stats Cards
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stat-icon.primary { background: rgba(20, 184, 166, 0.12); color: var(--accent-primary); }
.stat-icon.success { background: var(--success-bg); color: var(--success); }
.stat-icon.warning { background: var(--warning-bg); color: var(--warning); }
.stat-icon.danger { background: var(--danger-bg); color: var(--danger); }
.stat-icon.info { background: var(--info-bg); color: var(--info); }

.stat-details h4 {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.stat-details .stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
}

.stat-details .stat-sub {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* ============================================
   Budget Card
   ============================================ */
.budget-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

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

.budget-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.budget-amount {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.budget-progress {
    margin: 1rem 0;
}

.progress-bar {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--accent-gradient);
    transition: width 1s ease-out;
    position: relative;
}

.progress-fill.danger {
    background: linear-gradient(135deg, #ef4444, #f97316);
}

.progress-fill.warning {
    background: linear-gradient(135deg, #f59e0b, #eab308);
}

.budget-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.budget-meta .used {
    color: var(--warning);
}

.budget-meta .remaining {
    color: var(--success);
}

/* ============================================
   Forms
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-control:focus {
    background: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

select.form-control option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    text-decoration: none;
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: var(--accent-gradient-hover);
    box-shadow: 0 4px 20px rgba(20, 184, 166, 0.25);
    color: white;
}

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

.btn-success:hover {
    background: #059669;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: var(--text-dark);
}

.btn-warning:hover {
    background: #d97706;
    color: var(--text-dark);
}

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

.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.3);
    color: white;
}

.btn-ghost {
    background: var(--bg-glass);
    color: var(--text-secondary);
    border: 1px solid var(--border-glass);
}

.btn-ghost:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
}

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

.btn-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ============================================
   Tables
   ============================================ */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-glass);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.table thead {
    background: rgba(255, 255, 255, 0.03);
}

.table th {
    padding: 0.85rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-glass);
    white-space: nowrap;
}

.table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
}

.table tbody tr {
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--bg-glass-hover);
}

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

/* ============================================
   Status Badges
   ============================================ */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-draft {
    background: rgba(100, 116, 139, 0.15);
    color: #94a3b8;
}

.badge-pending {
    background: var(--warning-bg);
    color: var(--warning);
}

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

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

.badge-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ============================================
   Alerts / Flash Messages
   ============================================ */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    animation: fadeInDown 0.3s ease-out;
}

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

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

.alert-warning {
    background: var(--warning-bg);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.alert-info {
    background: var(--info-bg);
    border-color: rgba(59, 130, 246, 0.2);
    color: var(--info);
}

.alert .close-alert {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.alert .close-alert:hover {
    opacity: 1;
}

/* ============================================
   Items Table (Dynamic)
   ============================================ */
.items-table {
    width: 100%;
    border-collapse: collapse;
}

.items-table th {
    background: rgba(255, 255, 255, 0.03);
    padding: 0.6rem 0.75rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    text-align: left;
    border-bottom: 1px solid var(--border-glass);
}

.items-table td {
    padding: 0.5rem 0.4rem;
    vertical-align: top;
}

.items-table .form-control {
    padding: 0.5rem 0.6rem;
    font-size: 0.8rem;
}

.items-table .btn-remove-row {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 1rem;
}

.items-table .btn-remove-row:hover {
    background: var(--danger-bg);
}

.items-total {
    display: flex;
    justify-content: flex-end;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 700;
    gap: 1rem;
}

.items-total span {
    color: var(--text-muted);
}

/* ============================================
   File Upload
   ============================================ */
.upload-area {
    border: 2px dashed var(--border-glass);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
}

.upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.upload-text {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.upload-text span {
    color: var(--accent-primary);
    font-weight: 600;
}

.file-list {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    animation: fadeIn 0.2s ease-out;
}

.file-item .file-icon {
    color: var(--accent-primary);
    font-size: 1.1rem;
}

.file-item .file-name {
    flex: 1;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-item .file-size {
    color: var(--text-muted);
    font-size: 0.7rem;
}

.file-item .btn-remove-file {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    padding: 0.25rem;
    transition: color var(--transition-fast);
}

.file-item .btn-remove-file:hover {
    color: #f87171;
}

/* ============================================
   Detail Page
   ============================================ */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.detail-item {
    padding: 1rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
}

.detail-item label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    display: block;
    margin-bottom: 0.35rem;
}

.detail-item .detail-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease-out;
}

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

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.3s ease-out;
}

.modal h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin-top: 1.5rem;
}

.pagination a,
.pagination span {
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    text-decoration: none;
}

.pagination a:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.pagination .active {
    background: var(--accent-primary);
    color: white;
}

.pagination .disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-muted);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.85rem;
}

/* ============================================
   Signature Section (PDF style on detail)
   ============================================ */
.signature-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-glass);
}

.signature-box {
    text-align: center;
    padding: 1rem;
}

.signature-box .sig-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.signature-box .sig-line {
    border-top: 1px solid var(--text-muted);
    padding-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================
   Filters Bar
   ============================================ */
.filters-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filters-bar .form-control {
    max-width: 200px;
}

.filters-bar .search-input {
    position: relative;
    flex: 1;
    max-width: 300px;
}

.filters-bar .search-input input {
    padding-left: 2.5rem;
}

.filters-bar .search-input .search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fade-in { animation: fadeIn 0.5s ease-out; }
.animate-fade-in-up { animation: fadeInUp 0.5s ease-out; }
.animate-slide-in { animation: slideInLeft 0.4s ease-out; }

/* ============================================
   Print Styles
   ============================================ */
@media print {
    body { background: white; color: black; }
    .sidebar, .page-header, .btn, .filters-bar, .no-print { display: none !important; }
    .main-content { margin-left: 0; }
    .card { border: 1px solid #ddd; box-shadow: none; background: white; backdrop-filter: none; }
    .table th, .table td { border: 1px solid #ddd; }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-toggle {
        display: flex;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .page-body {
        padding: 1.25rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters-bar .form-control,
    .filters-bar .search-input {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .signature-section {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-muted); }
.text-primary-accent { color: var(--accent-primary); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fw-800 { font-weight: 800; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* ============================================
   Notifications
   ============================================ */
.notif-wrapper {
    position: relative;
}

.notif-bell {
    position: relative;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.4rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
    color: var(--text-secondary);
    background: none;
    border: none;
}

.notif-bell:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.notif-bell .notif-count {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger);
    color: white;
    font-size: 0.55rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.notif-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-height: 420px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: none;
    z-index: 200;
    animation: fadeInDown 0.2s ease-out;
}

.notif-dropdown.show {
    display: block;
}

.notif-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-glass);
}

.notif-dropdown-header h4 {
    font-size: 0.9rem;
    font-weight: 600;
}

.notif-list {
    max-height: 340px;
    overflow-y: auto;
}

.notif-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: background var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.notif-item:hover {
    background: var(--bg-glass-hover);
    color: inherit;
}

.notif-item.unread {
    background: rgba(20, 184, 166, 0.04);
    border-left: 3px solid var(--accent-primary);
}

.notif-item .notif-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.notif-item .notif-icon.success { background: var(--success-bg); }
.notif-item .notif-icon.danger { background: var(--danger-bg); }
.notif-item .notif-icon.warning { background: var(--warning-bg); }
.notif-item .notif-icon.info { background: var(--info-bg); }

.notif-item .notif-body {
    flex: 1;
    min-width: 0;
}

.notif-item .notif-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.15rem;
}

.notif-item .notif-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.notif-item .notif-time {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

/* ============================================
   Comments / Discussion
   ============================================ */
.comments-section {
    margin-top: 1.5rem;
}

.comment-thread {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.comment-item {
    display: flex;
    gap: 0.75rem;
    animation: fadeIn 0.3s ease-out;
}

.comment-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.7rem;
    flex-shrink: 0;
}

.comment-avatar.admin {
    background: linear-gradient(135deg, #0d9488, #06b6d4);
}

.comment-bubble {
    flex: 1;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
}

.comment-bubble .comment-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.comment-bubble .comment-author {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

.comment-bubble .comment-role {
    font-size: 0.6rem;
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-full);
    background: rgba(20, 184, 166, 0.12);
    color: var(--accent-primary);
    font-weight: 600;
    text-transform: uppercase;
}

.comment-bubble .comment-date {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-left: auto;
}

.comment-bubble .comment-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    white-space: pre-wrap;
}

.comment-form {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.comment-form .form-control {
    flex: 1;
}

.comment-form .btn {
    flex-shrink: 0;
}

/* ============================================
   Chart Containers
   ============================================ */
.chart-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.chart-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.chart-container {
    position: relative;
    width: 100%;
    height: 280px;
}

/* ============================================
   Category Badge
   ============================================ */
.badge-category {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    font-size: 0.65rem;
    font-weight: 600;
    background: rgba(20, 184, 166, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(20, 184, 166, 0.15);
}

/* ============================================
   Responsive additions
   ============================================ */
@media (max-width: 768px) {
    .notif-dropdown {
        width: 300px;
        right: -60px;
    }
    .chart-grid {
        grid-template-columns: 1fr;
    }
}