/* Root Variables */
:root {
    --color-bg: #0A0A0B;
    --color-bg-secondary: #131316;
    --color-bg-tertiary: #1A1A1E;
    --color-border: #2A2A2E;
    --color-text: #E8E8E8;
    --color-text-secondary: #9A9A9F;
    --color-text-tertiary: #6A6A6F;
    --color-accent: #7CFF6B;
    --color-accent-hover: #68E858;
    --color-error: #FF6B6B;
    --color-success: #7CFF6B;
    --color-warning: #FFB347;
    --color-info: #7AA2FF;
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --transition: all 0.2s ease;
}

[data-theme="light"] {
    --color-bg: #FFFFFF;
    --color-bg-secondary: #F7F7F8;
    --color-bg-tertiary: #EEEEEF;
    --color-border: #E0E0E3;
    --color-text: #1A1A1E;
    --color-text-secondary: #5A5A5F;
    --color-text-tertiary: #8A8A8F;
    --color-accent: #5FD94F;
    --color-accent-hover: #4DC73B;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", system-ui, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Mobile Header */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    align-items: center;
    padding: 0 16px;
    z-index: 1000;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 16px;
    font-weight: 600;
    font-size: 16px;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: 999;
    transition: var(--transition);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--color-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text {
    font-weight: 600;
    font-size: 16px;
    line-height: 1.2;
}

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

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    color: var(--color-text-secondary);
    transition: var(--transition);
    margin-bottom: 4px;
}

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

.nav-item.active {
    background: var(--color-bg-tertiary);
    color: var(--color-accent);
}

.nav-item svg {
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--color-border);
}

.social-links {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--color-bg);
    color: var(--color-accent);
}

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

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left {
    flex: 1;
}

.search-wrapper {
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 10px 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

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

.btn-wallet {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-size: 14px;
    transition: var(--transition);
}

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

.network-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
}

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

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

/* Page Content */
.page-content {
    padding: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
}

.kpi-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.kpi-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.kpi-subtitle {
    font-size: 13px;
    color: var(--color-text-tertiary);
}

/* Tables */
.table-container {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
}

.table-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
}

.table-title {
    font-size: 18px;
    font-weight: 600;
}

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

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

th, td {
    text-align: left;
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-border);
}

th {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    color: var(--color-text);
}

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

tbody tr:hover {
    background: var(--color-bg-tertiary);
}

.compact-table th, .compact-table td {
    padding: 10px 24px;
}

/* Status Badge */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-pending {
    background: rgba(255, 179, 71, 0.15);
    color: var(--color-warning);
}

.badge-approved {
    background: rgba(124, 255, 107, 0.15);
    color: var(--color-success);
}

.badge-rejected {
    background: rgba(255, 107, 107, 0.15);
    color: var(--color-error);
}

/* Form */
.form-container {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.form-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-label .required {
    color: var(--color-error);
}

.form-input, .form-select, .form-textarea {
    padding: 10px 14px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

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

.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

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

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

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

.btn-danger {
    background: rgba(255, 107, 107, 0.15);
    color: var(--color-error);
}

.btn-danger:hover {
    background: rgba(255, 107, 107, 0.25);
}

/* Batch List */
.batch-container {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
}

.batch-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.batch-title {
    font-size: 18px;
    font-weight: 600;
}

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

.batch-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.batch-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.batch-item-info {
    flex: 1;
}

.batch-item-handle {
    font-weight: 500;
    margin-bottom: 4px;
}

.batch-item-meta {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.batch-item-payout {
    font-weight: 600;
    color: var(--color-success);
}

.btn-remove {
    padding: 8px;
    border-radius: 6px;
    color: var(--color-error);
    transition: var(--transition);
}

.btn-remove:hover {
    background: rgba(255, 107, 107, 0.15);
}

.batch-empty {
    text-align: center;
    padding: 40px;
    color: var(--color-text-tertiary);
}

/* Docs */
.docs-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 32px;
}

.docs-toc {
    position: sticky;
    top: calc(var(--topbar-height) + 32px);
    align-self: start;
}

.docs-toc-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.docs-toc-list {
    list-style: none;
}

.docs-toc-link {
    display: block;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.docs-toc-link:hover, .docs-toc-link.active {
    color: var(--color-accent);
    background: var(--color-bg-tertiary);
}

.docs-content {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 32px;
}

.docs-section {
    margin-bottom: 48px;
}

.docs-section:last-child {
    margin-bottom: 0;
}

.docs-section h2 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--color-text);
}

.docs-section h3 {
    font-size: 18px;
    margin-top: 24px;
    margin-bottom: 12px;
    color: var(--color-text);
}

.docs-section p {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.docs-section ul {
    margin-left: 20px;
    margin-bottom: 16px;
}

.docs-section li {
    color: var(--color-text-secondary);
    margin-bottom: 8px;
    line-height: 1.7;
}

.rate-table {
    margin-top: 16px;
}

/* Settings */
.settings-container {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
}

.settings-group {
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}

.settings-group:last-child {
    border-bottom: none;
}

.settings-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.settings-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.settings-info p {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 48px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 28px;
    transition: var(--transition);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--color-text-secondary);
    border-radius: 50%;
    transition: var(--transition);
}

input:checked + .toggle-slider {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

input:checked + .toggle-slider:before {
    transform: translateX(20px);
    background: var(--color-bg);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 16px 24px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    pointer-events: none;
    z-index: 9999;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-tertiary);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
    .docs-layout {
        grid-template-columns: 1fr;
    }
    
    .docs-toc {
        position: static;
        display: flex;
        gap: 16px;
        overflow-x: auto;
        padding-bottom: 16px;
        border-bottom: 1px solid var(--color-border);
        margin-bottom: 24px;
    }
    
    .docs-toc-title {
        display: none;
    }
    
    .docs-toc-list {
        display: flex;
        gap: 8px;
    }
}

@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding-top: 60px;
    }
    
    .topbar {
        padding: 0 16px;
    }
    
    .search-wrapper {
        display: none;
    }
    
    .page-content {
        padding: 20px 16px;
    }
    
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .topbar-right {
        gap: 8px;
    }
    
    .btn-wallet span {
        display: none;
    }
    
    .network-indicator {
        padding: 10px 12px;
        font-size: 0;
    }
    
    .network-indicator .status-dot {
        margin: 0;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 8px;
}

.mb-2 {
    margin-bottom: 16px;
}

.mb-3 {
    margin-bottom: 24px;
}

.mt-2 {
    margin-top: 16px;
}

.mt-3 {
    margin-top: 24px;
}