:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-lighter: rgba(59, 130, 246, 0.1);
    --success: #10b981;
    --success-dark: #059669;
    --warning: #f59e0b;
    --warning-dark: #d97706;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --info: #06b6d4;
    --info-dark: #0891b2;

    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-input: #0f172a;

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;

    --border-dark: #334155;
    --border-medium: #475569;

    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-card: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    --gradient-accent: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.3);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

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

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

.nav-top {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-dark);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-brand i {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    background: var(--bg-dark);
    border-radius: var(--radius-md);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stats-grid-5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-medium);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.stat-icon.stat-pending {
    background: var(--gradient-warning);
}

.stat-icon.stat-working {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.stat-icon.stat-approved {
    background: var(--gradient-success);
}

.stat-icon.stat-rejected {
    background: var(--gradient-danger);
}

.stat-icon.stat-money {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.stat-icon.stat-weekly {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

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

.stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

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

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.25rem 1.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-body {
    padding: 1.5rem;
}

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

.form-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-textarea,
.form-input,
.form-select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.3s;
    font-family: inherit;
}

.form-textarea:focus,
.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-lighter);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-help {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.form-select-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    font-family: inherit;
}

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

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

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

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

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

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-dark);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2rem;
}

.texts-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.text-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: all 0.3s;
}

.text-item:hover {
    border-color: var(--border-medium);
}

.text-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.text-item-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.text-content {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    max-height: 100px;
    overflow: hidden;
    margin-bottom: 0.75rem;
    white-space: pre-wrap;
    word-break: break-word;
}

.text-content.expanded {
    max-height: none;
}

.text-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-dark);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.badge-working {
    background: rgba(6, 182, 212, 0.15);
    color: var(--info);
}

.badge-approved {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.badge-rejected {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

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

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.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-dark);
}

.page-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

.page-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: auto;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-dark);
}

.modal-header h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s;
}

.modal-close:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-dark);
}

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
}

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

.auth-header i {
    font-size: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.auth-header h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--text-muted);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-dark);
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.admins-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.user-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.3s;
}

.user-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.user-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.user-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.user-info h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.user-info span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.user-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.user-stat {
    background: var(--bg-dark);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    text-align: center;
}

.user-stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.user-stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.user-actions {
    display: flex;
    gap: 0.5rem;
}

.user-actions .btn {
    flex: 1;
}

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

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

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

.table-container {
    overflow-x: auto;
}

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

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-dark);
}

th {
    background: var(--bg-dark);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    color: var(--text-primary);
    font-size: 0.95rem;
}

tr:hover td {
    background: var(--bg-card-hover);
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

.ranking-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 2rem;
}

.ranking-header {
    background: var(--gradient-accent);
    color: white;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ranking-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.ranking-header-left h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0;
}

.ranking-header-left i {
    font-size: 1.5rem;
}

.ranking-week-info {
    font-size: 0.875rem;
    opacity: 0.9;
}

.ranking-body {
    padding: 0;
}

.ranking-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-dark);
    transition: all 0.3s;
    position: relative;
}

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

.ranking-item:hover {
    background: var(--bg-card-hover);
    transform: translateX(4px);
}

.ranking-position {
    width: 65px;
    height: 65px;
    padding: 8px;
    border-radius: 50%;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 2px;
    font-size: 0.65rem;
    font-weight: 700;
    flex-shrink: 0;
    color: white;
    box-shadow: var(--shadow-md);
}

.ranking-position i.fa-crown {
    font-size: 1rem;
    line-height: 1;
    display: block !important;
    margin: 0;
}

.ranking-position .position-number {
    white-space: nowrap;
    line-height: 1;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0;
    display: block !important;
    text-align: center;
    margin: 0;
}

.ranking-position.top-1 {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    animation: pulse-gold 2s ease-in-out infinite;
}

.ranking-position.top-2 {
    background: linear-gradient(135deg, #C0C0C0 0%, #A8A8A8 100%);
}

.ranking-position.top-3 {
    background: linear-gradient(135deg, #CD7F32 0%, #B8860B 100%);
}

.ranking-position.other {
    background: var(--gradient-primary);
}

@keyframes pulse-gold {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
    }
}

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

.ranking-username {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ranking-username i {
    color: var(--primary);
    font-size: 0.875rem;
}

.ranking-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.ranking-stat {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.ranking-stat i {
    color: var(--primary);
}

.ranking-earnings {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.ranking-amount {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--success);
    line-height: 1;
}

.ranking-texts {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.ranking-empty {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-muted);
}

.ranking-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.ranking-empty h4 {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.ranking-highlight {
    background: var(--primary-lighter);
    border-left: 4px solid var(--primary);
}

.text-muted { color: var(--text-muted) !important; }

.payment-type {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-dark);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-medium);
}

@media (max-width: 1200px) {
    .stats-grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .settings-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
    .tables-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .main-container { padding: 1rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .stats-grid-5 { grid-template-columns: repeat(2, 1fr); }
    .main-grid { grid-template-columns: 1fr; }
    .users-grid { grid-template-columns: 1fr; }
    .admins-grid { grid-template-columns: 1fr; }
    .filter-grid { grid-template-columns: 1fr; }

    .text-item-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .auth-card { padding: 1.5rem; }

    .ranking-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .ranking-item {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .ranking-user-info {
        flex: 1 1 100%;
        order: 2;
    }

    .ranking-earnings {
        order: 3;
        align-items: flex-start;
    }

    .ranking-position {
        order: 1;
    }
}

@media (max-width: 480px) {
    .stats-grid-5 {
        grid-template-columns: 1fr;
    }
}