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

:root {
    --primary: #1a365d;
    --primary-light: #2c5282;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --success: #38a169;
    --warning: #ed8936;
    --danger: #e53e3e;
    --gray-50: #f7fafc;
    --gray-100: #edf2f7;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e0;
    --gray-400: #a0aec0;
    --gray-500: #718096;
    --gray-600: #4a5568;
    --gray-700: #2d3748;
    --gray-800: #1a202c;
    --white: #ffffff;
    --shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1), 0 6px 10px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --glass-bg: rgba(255,255,255,0.72);
    --glass-border: rgba(255,255,255,0.25);
    --glass-blur: 20px;
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --gray-50: #1a202c;
    --gray-100: #2d3748;
    --gray-200: #4a5568;
    --gray-300: #718096;
    --gray-400: #a0aec0;
    --gray-500: #cbd5e0;
    --gray-600: #e2e8f0;
    --gray-700: #edf2f7;
    --gray-800: #f7fafc;
    --white: #1a202c;
    --glass-bg: rgba(26,32,44,0.78);
    --glass-border: rgba(255,255,255,0.08);
    --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.25), 0 2px 4px rgba(0,0,0,0.2);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.3);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.4);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-100);
    color: var(--gray-700);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/images/construction-bg.svg') center/cover no-repeat;
    opacity: 0.35;
    z-index: -2;
    transition: opacity 0.5s ease;
}

[data-theme="dark"] body::before {
    opacity: 0.15;
    filter: brightness(0.4);
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26,54,93,0.08) 0%, rgba(44,82,130,0.05) 50%, rgba(245,158,11,0.03) 100%);
    z-index: -1;
    animation: gradientShift 20s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid var(--glass-border);
    z-index: 50;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

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

.sidebar-brand svg {
    flex-shrink: 0;
}

.brand-text {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--gray-800);
    letter-spacing: -0.02em;
}

.brand-subtitle {
    font-size: 0.7rem;
    color: var(--gray-500);
    font-weight: 400;
    margin-top: 2px;
}

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

.nav-section-title {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    padding: 0.75rem 0.75rem 0.4rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius);
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--transition);
    margin-bottom: 2px;
}

.nav-link:hover {
    background: rgba(245,158,11,0.1);
    color: var(--accent);
    transform: translateX(2px);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.08));
    color: var(--accent);
    box-shadow: 0 2px 8px rgba(245,158,11,0.15);
}

.nav-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-link.active svg,
.nav-link:hover svg {
    opacity: 1;
}

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

.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--gray-600);
    font-size: 0.82rem;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

.theme-toggle:hover {
    background: var(--glass-bg);
    border-color: var(--accent);
    color: var(--accent);
}

.main-wrapper {
    margin-left: var(--sidebar-width);
    margin-top: var(--topbar-height);
    flex: 1;
    min-height: calc(100vh - var(--topbar-height));
    display: flex;
    flex-direction: column;
}

.topbar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--topbar-height);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    box-shadow: var(--shadow);
}

.topbar-search {
    position: relative;
    width: 320px;
}

.topbar-search input {
    width: 100%;
    padding: 0.55rem 0.75rem 0.55rem 2.5rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.5);
    font-size: 0.88rem;
    color: var(--gray-700);
    transition: var(--transition);
    font-family: inherit;
}

[data-theme="dark"] .topbar-search input {
    background: rgba(26,32,44,0.5);
}

.topbar-search input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
    background: rgba(255,255,255,0.8);
}

.topbar-search svg {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--gray-400);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notification-btn {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray-600);
}

.notification-btn:hover {
    background: rgba(245,158,11,0.1);
    border-color: var(--accent);
    color: var(--accent);
    transform: scale(1.05);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: white;
    border-radius: 50%;
    font-size: 0.65rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--white);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.4rem 0.75rem 0.4rem 0.4rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    cursor: pointer;
    transition: var(--transition);
}

.user-menu:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 600;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.2;
}

.user-role {
    font-size: 0.7rem;
    color: var(--gray-500);
}

.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1400px;
    width: 100%;
}

.page-header {
    margin-bottom: 1.75rem;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
    letter-spacing: -0.03em;
}

.subtitle {
    color: var(--gray-500);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.hero-banner {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.75rem;
    min-height: 240px;
    display: flex;
    align-items: flex-end;
}

.hero-banner-bg {
    position: absolute;
    inset: 0;
    background: url('/images/construction-bg.jpg') center/cover no-repeat;
    transition: transform 0.5s ease;
}

.hero-banner:hover .hero-banner-bg {
    transform: scale(1.02);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26,54,93,0.3) 0%, rgba(26,54,93,0.7) 100%);
}

.hero-text {
    position: relative;
    z-index: 2;
    padding: 2rem;
    width: 100%;
}

.hero-text h2 {
    font-size: 1.6rem;
    color: white;
    margin-bottom: 0.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-text p {
    color: rgba(255,255,255,0.9);
    font-size: 1rem;
    max-width: 600px;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
}

.glass-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.3);
}

[data-theme="dark"] .card-header {
    background: rgba(26,32,44,0.3);
}

.card-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
}

.card-body {
    padding: 1.25rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.stat-icon.amber { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #d97706; }
.stat-icon.blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #2563eb; }
.stat-icon.green { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #059669; }
.stat-icon.purple { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #7c3aed; }

[data-theme="dark"] .stat-icon.amber { background: linear-gradient(135deg, rgba(254,243,199,0.2), rgba(253,230,138,0.1)); }
[data-theme="dark"] .stat-icon.blue { background: linear-gradient(135deg, rgba(219,234,254,0.2), rgba(191,219,254,0.1)); }
[data-theme="dark"] .stat-icon.green { background: linear-gradient(135deg, rgba(209,250,229,0.2), rgba(167,243,208,0.1)); }
[data-theme="dark"] .stat-icon.purple { background: linear-gradient(135deg, rgba(237,233,254,0.2), rgba(221,214,254,0.1)); }

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-800);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--gray-500);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.25rem;
}

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

.table th,
.table td {
    padding: 0.75rem 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.85rem;
}

.table th {
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.72rem;
}

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

.table tbody tr:hover {
    background: rgba(245,158,11,0.05);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.65rem;
    border-radius: 9999px;
    font-size: 0.72rem;
    font-weight: 500;
    white-space: nowrap;
}

.badge-active { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #065f46; }
.badge-planning { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #92400e; }
.badge-completed { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #1e40af; }
.badge-file { background: var(--gray-100); color: var(--gray-600); }
.badge-category { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #5b21b6; }

.progress-bar {
    width: 80px;
    height: 6px;
    background: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.4rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: 9999px;
    transition: width 0.5s ease;
}

.progress-text {
    font-size: 0.78rem;
    color: var(--gray-500);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    text-decoration: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(245,158,11,0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(245,158,11,0.35);
}

.btn-outline {
    background: transparent;
    color: var(--gray-600);
    border-color: var(--glass-border);
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.78rem;
}

.btn-block {
    width: 100%;
}

.form-select {
    padding: 0.45rem 1.8rem 0.45rem 0.75rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    font-size: 0.85rem;
    color: var(--gray-700);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

.form-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
}

.filter-controls {
    display: flex;
    gap: 0.5rem;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.page-info {
    font-size: 0.82rem;
    color: var(--gray-500);
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
}

.alert-error {
    background: rgba(254,215,215,0.8);
    color: #c53030;
    border: 1px solid #feb2b2;
    backdrop-filter: blur(10px);
}

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
}

.login-page::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/images/construction-bg.svg') center/cover no-repeat;
    opacity: 0.4;
}

.login-page::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,54,93,0.6), rgba(44,82,130,0.4));
}

.login-container {
    position: relative;
    z-index: 10;
    background: var(--glass-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
}

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

.login-header .logo {
    margin-bottom: 1rem;
}

.login-header h1 {
    font-size: 1.5rem;
    color: var(--gray-800);
    font-weight: 700;
}

.login-header p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.login-form .form-group {
    margin-bottom: 1rem;
}

.login-form label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.4rem;
}

.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    font-size: 0.92rem;
    transition: var(--transition);
    background: rgba(255,255,255,0.5);
    font-family: inherit;
}

[data-theme="dark"] .login-form input[type="text"],
[data-theme="dark"] .login-form input[type="password"] {
    background: rgba(26,32,44,0.5);
}

.login-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
    background: rgba(255,255,255,0.8);
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    font-size: 0.82rem;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--gray-600);
    cursor: pointer;
}

.forgot-link {
    color: var(--accent);
    text-decoration: none;
}

.forgot-link:hover {
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--glass-border);
    font-size: 0.78rem;
    color: var(--gray-500);
}

.login-footer .copyright {
    margin-top: 0.25rem;
    opacity: 0.7;
}

.logout-form { margin: 0; }

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.team-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.team-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(26,54,93,0.3);
}

.team-info h3 {
    font-size: 0.95rem;
    color: var(--gray-800);
    font-weight: 600;
}

.team-role {
    font-size: 0.82rem;
    color: var(--accent);
    font-weight: 500;
}

.team-dept {
    font-size: 0.78rem;
    color: var(--gray-500);
}

.team-projects {
    font-size: 0.78rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}

.events-feed {
    max-height: 320px;
    overflow-y: auto;
}

.event-item {
    display: flex;
    gap: 0.8rem;
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.85rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.event-time {
    color: var(--gray-400);
    font-size: 0.78rem;
    white-space: nowrap;
    min-width: 48px;
}

.event-text {
    color: var(--gray-700);
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--success);
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.ws-status {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.72rem;
    color: var(--gray-400);
    margin-left: 0.5rem;
}

.ws-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gray-400);
}

.ws-dot.connected {
    background: var(--success);
    animation: pulse 2s infinite;
}

.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-wrapper {
        margin-left: 0;
    }
    .content-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    .topbar {
        padding: 0 1rem;
    }
    .topbar-search {
        width: 200px;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    .table { font-size: 0.78rem; }
    .table th, .table td { padding: 0.5rem; }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .topbar-search {
        display: none;
    }
    .user-info {
        display: none;
    }
}