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

@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
    --color-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-text: #1E293B;
    --color-text-secondary: #64748B;
    --color-primary: #F59E0B;
    --color-primary-hover: #D97706;
    --color-success: #10B981;
    --color-danger: #F43F5E;
    --color-info: #0EA5E9;
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.font-mono {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

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

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--color-border-light);
    border-color: var(--color-text-secondary);
}

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

.btn-danger:hover {
    background-color: #E11D48;
    transform: translateY(-1px);
}

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

.btn-success:hover {
    background-color: #059669;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

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

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color 0.2s, box-shadow 0.2s;
}

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

.form-error {
    font-size: 12px;
    color: var(--color-danger);
    margin-top: 4px;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
}

.alert-success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.alert-warning {
    background: #FFFBEB;
    color: #92400E;
    border: 1px solid #FDE68A;
}

.alert-info {
    background: #F0F9FF;
    color: #075985;
    border: 1px solid #BAE6FD;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: #D1FAE5;
    color: #065F46;
}

.badge-warning {
    background: #FEF3C7;
    color: #92400E;
}

.badge-danger {
    background: #FEE2E2;
    color: #991B1B;
}

.badge-info {
    background: #E0F2FE;
    color: #075985;
}

.badge-neutral {
    background: #F1F5F9;
    color: #475569;
}

.table-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table thead {
    background: var(--color-border-light);
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-border);
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: var(--color-border-light);
}

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

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
}

.stat-card .stat-sub {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.stat-card.primary {
    border-left: 4px solid var(--color-primary);
}

.stat-card.success {
    border-left: 4px solid var(--color-success);
}

.stat-card.danger {
    border-left: 4px solid var(--color-danger);
}

.stat-card.info {
    border-left: 4px solid var(--color-info);
}

.stat-card.warning {
    border-left: 4px solid #8B5CF6;
}

.sidebar {
    width: 260px;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
}

.sidebar-logo span {
    color: var(--color-primary);
}

.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(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0 8px;
    margin-bottom: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 14px;
    transition: all 0.15s ease;
    margin-bottom: 2px;
}

.nav-item:hover {
    background: var(--color-border-light);
    color: var(--color-text);
}

.nav-item.active {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-primary);
    font-weight: 600;
}

.nav-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.main-content {
    margin-left: 260px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.page-content {
    padding: 32px;
    flex: 1;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #F8FAFC 0%, #EFF6FF 100%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    padding: 40px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.auth-logo {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.auth-logo h1 span {
    color: var(--color-primary);
}

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

.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
    color: var(--color-text-secondary);
    font-size: 13px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.text-link {
    color: var(--color-primary);
    font-weight: 500;
}

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

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    min-width: 200px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.15s ease;
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--color-text);
    transition: background 0.1s;
}

.dropdown-item:hover {
    background: var(--color-border-light);
}

.dropdown-item:first-child {
    border-radius: 10px 10px 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 10px 10px;
}

.dropdown-divider {
    height: 1px;
    background: var(--color-border);
    margin: 4px 0;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

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

.text-success {
    color: var(--color-success);
}

.text-danger {
    color: var(--color-danger);
}

.text-warning {
    color: #D97706;
}

.text-primary {
    color: var(--color-primary);
}

.text-sm {
    font-size: 13px;
}

.text-xs {
    font-size: 12px;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--color-border-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all 0.15s;
}

.copy-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-surface);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.modal-overlay.open .modal {
    transform: scale(1);
}

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

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

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all 0.15s;
    background: none;
    border: none;
}

.modal-close:hover {
    background: var(--color-border-light);
    color: var(--color-text);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
}

.pagination {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    margin-top: 24px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text-secondary);
}

.pagination a:hover {
    background: var(--color-border-light);
    color: var(--color-text);
}

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

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--color-text-secondary);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

.toast.info {
    background: var(--color-info);
    color: white;
}

.toast.warning {
    background: #8B5CF6;
    color: white;
}

.deposit-address-box {
    background: var(--color-border-light);
    border: 2px dashed var(--color-border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    margin-bottom: 16px;
}

.deposit-address-box .address {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    word-break: break-all;
    color: var(--color-text);
    background: var(--color-surface);
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin: 12px 0;
    cursor: pointer;
}

.deposit-address-box .address:hover {
    border-color: var(--color-primary);
}

.network-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: #FEF3C7;
    color: #92400E;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

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

.switch-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-border);
    border-radius: 100px;
    transition: 0.2s;
}

.switch-slider::before {
    position: absolute;
    content: '';
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.switch input:checked + .switch-slider {
    background: var(--color-success);
}

.switch input:checked + .switch-slider::before {
    transform: translateX(20px);
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

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

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    .page-content {
        padding: 20px 16px;
    }
    .topbar {
        padding: 12px 16px;
    }
}