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

:root {
    --bg: #1B1B1B;
    --bg-light: #242424;
    --bg-lighter: #2A2A2A;
    --card: #2A2A2A;
    --card-hover: #333333;
    --text: #FFFFFF;
    --text-muted: #888888;
    --text-dim: #555555;
    --primary: #A8FF35;
    --primary-hover: #96E82E;
    --primary-dim: rgba(168, 255, 53, 0.1);
    --border: #333333;
    --border-light: #444444;
    --danger: #FF4757;
    --success: #2ED573;
    --warning: #FFA502;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-xs: 4px;
}

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

html, body {
    min-height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============ LOGIN PAGE ============ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(168, 255, 53, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(168, 255, 53, 0.02) 0%, transparent 50%),
        var(--bg);
    padding: 40px 20px;
    overflow-y: auto;
}

.auth-container {
    width: 100%;
    max-width: 420px;
    animation: fadeInUp 0.5s ease-out;
}

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

.auth-brand {
    text-align: center;
    margin-bottom: 40px;
}

.auth-brand .logo {
    width: 56px;
    height: 56px;
    background: var(--primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
    font-weight: 700;
    color: #000;
    box-shadow: 0 8px 32px rgba(168, 255, 53, 0.25);
}

.auth-brand h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.auth-brand p {
    color: var(--text-muted);
    font-size: 14px;
}

.auth-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
}

.auth-header {
    margin-bottom: 32px;
}

.auth-header h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 15px;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-dim);
}

.form-group input::placeholder {
    color: var(--text-dim);
}

.btn-primary {
    padding: 14px 24px;
    background: var(--primary);
    color: #000;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    margin-top: 8px;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(168, 255, 53, 0.3);
}

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

.auth-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--text-muted);
    font-size: 14px;
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.auth-footer a:hover {
    color: var(--primary-hover);
}

.alert {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    margin-bottom: 20px;
}

.alert-error {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
    color: var(--danger);
}

.alert-success {
    background: rgba(46, 213, 115, 0.1);
    border: 1px solid rgba(46, 213, 115, 0.3);
    color: var(--success);
}

/* ============ DASHBOARD ============ */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-light);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

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

.sidebar-brand .logo {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #000;
    margin-bottom: 12px;
}

.sidebar-brand h2 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
}

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

.nav-section {
    margin-bottom: 24px;
}

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

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s ease;
    margin-bottom: 4px;
}

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

.nav-item.active {
    background: var(--primary-dim);
    color: var(--primary);
}

.nav-item .icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.15s ease;
}

.user-menu:hover {
    background: var(--bg-lighter);
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: var(--bg-lighter);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    color: var(--primary);
}

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

.user-name {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
    background: var(--bg);
}

.topbar {
    height: 72px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.page-title {
    font-size: 20px;
    font-weight: 600;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 18px;
}

.btn-icon:hover {
    background: var(--bg-lighter);
    color: var(--text);
}

.content {
    padding: 32px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.2s ease;
}

.stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-dim);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-trend {
    font-size: 12px;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: var(--radius-xs);
}

.stat-trend.up {
    background: rgba(46, 213, 115, 0.1);
    color: var(--success);
}

.stat-trend.down {
    background: rgba(255, 71, 87, 0.1);
    color: var(--danger);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -1px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* Cards */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 24px;
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.quick-action {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.quick-action:hover {
    border-color: var(--primary);
    background: var(--primary-dim);
}

.quick-action .icon {
    width: 56px;
    height: 56px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
}

.quick-action h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.quick-action p {
    font-size: 13px;
    color: var(--text-muted);
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 36px;
    height: 36px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-text {
    font-size: 14px;
    margin-bottom: 4px;
}

.activity-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .content {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .auth-card {
        padding: 24px;
    }
    
    .topbar {
        padding: 0 20px;
    }
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    color: var(--text);
}

@media (max-width: 1024px) {
    .menu-toggle {
        display: flex;
    }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state .icon {
    width: 80px;
    height: 80px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--text-dim);
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-xs);
}

.badge-success {
    background: rgba(46, 213, 115, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(255, 165, 2, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(255, 71, 87, 0.1);
    color: var(--danger);
}

.badge-primary {
    background: var(--primary-dim);
    color: var(--primary);
}