:root {
    --primary: #2787f5;
    --primary-hover: #1a6ed8;
    --success: #4bb34b;
    --warning: #ffa000;
    --danger: #e64646;
    --dark: #222222;
    --gray: #656565;
    --gray-light: #99a2ad;
    --bg: #edeef0;
    --bg-card: #ffffff;
    --border: #d3d9de;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--dark);
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex;
    align-items: center;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-menu {
    display: flex;
    list-style: none;
    margin-left: 40px;
    gap: 8px;
    flex-wrap: wrap;
}

.navbar-menu a {
    display: block;
    padding: 8px 16px;
    color: var(--gray);
    text-decoration: none;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.navbar-menu a:hover {
    background: var(--bg);
    color: var(--dark);
}

.navbar-menu a.active {
    background: var(--primary);
    color: white;
}

.navbar-end {
    margin-left: auto;
}

.app-switcher {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.app-switcher-inner {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
}

.app-switcher-link {
    display: inline-flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: #f8f9fb;
    color: var(--dark);
    text-decoration: none;
}

.app-switcher-link small {
    color: var(--gray);
    font-size: 11px;
}

.app-switcher-link.active {
    border-color: var(--primary);
    background: #eaf3ff;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    padding: 24px;
    flex: 1;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 600;
}

.page-header > * {
    min-width: 0;
}

.page-subtitle {
    margin-top: 6px;
    color: var(--gray);
    overflow-wrap: anywhere;
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
    overflow: hidden;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    overflow-wrap: anywhere;
}

.code-block {
    background: #10161f;
    color: #dbe7f5;
    border-radius: var(--radius);
    padding: 16px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-wrap: anywhere;
    word-break: break-all;
    font-family: Consolas, 'Courier New', monospace;
    font-size: 13px;
}

.response-status {
    margin-bottom: 12px;
    font-weight: 600;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

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

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-weight: 600;
    color: var(--gray);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background: #f8f9fa;
}

.table code {
    background: #f0f2f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.item-thumb {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
}

.actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-chargeable {
    background: #e8f5e8;
    color: var(--success);
}

.badge-refund {
    background: #fff3e0;
    color: var(--warning);
}

.badge-cancelled {
    background: #ffebee;
    color: var(--danger);
}

.badge-lg {
    padding: 6px 14px;
    font-size: 14px;
}

.badge-default {
    background: #eaf3ff;
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    gap: 8px;
    max-width: 100%;
    text-align: center;
    white-space: normal;
}

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

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

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

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

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

.btn-danger:hover {
    background: #d32f2f;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
    min-width: 0;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--dark);
    overflow-wrap: anywhere;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    transition: border-color 0.2s;
}

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

.form-group input[readonly] {
    background: #f5f5f5;
    color: var(--gray);
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: var(--gray-light);
    font-size: 12px;
    overflow-wrap: anywhere;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-grid-fluid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-group-full {
    grid-column: span 2;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.form-actions-wrap {
    flex-wrap: wrap;
}

.form-checks {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.form-checks-stack {
    align-items: flex-start;
}

.checkbox-row {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--dark);
    max-width: 100%;
}

.checkbox-row input {
    width: auto;
    flex: 0 0 auto;
}

.checkbox-row span {
    overflow-wrap: anywhere;
}

.textarea-code {
    min-height: 140px;
    font-family: Consolas, 'Courier New', monospace;
    resize: vertical;
    max-width: 100%;
}

/* Filters */
.filters {
    margin-bottom: 24px;
}

.filter-form {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-form .form-group {
    margin-bottom: 0;
    min-width: 150px;
}

/* Alerts */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    flex-wrap: wrap;
}

.alert-stack ul {
    margin: 0;
    padding-left: 18px;
}

.alert-stack li {
    overflow-wrap: anywhere;
}

.alert-success {
    background: #e8f5e8;
    color: var(--success);
    border: 1px solid #c8e6c9;
}

.alert-error {
    background: #ffebee;
    color: var(--danger);
    border: 1px solid #ffcdd2;
}

.alert-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    opacity: 0.6;
}

.alert-close:hover {
    opacity: 1;
}

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

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

.empty-state h3 {
    color: var(--dark);
    margin-bottom: 8px;
}

.empty-state p {
    margin-bottom: 20px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.pagination-info {
    color: var(--gray);
}

/* Order Detail */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 12px;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 16px;
    color: var(--dark);
}

.detail-price {
    font-size: 24px;
    font-weight: 600;
    color: var(--success);
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card h1 {
    font-size: 32px;
    margin-bottom: 8px;
}

.login-card h2 {
    font-size: 18px;
    font-weight: 400;
    color: var(--gray);
    margin-bottom: 32px;
}

.login-form {
    text-align: left;
}

.login-form .form-group {
    margin-bottom: 16px;
}

.login-form .btn {
    margin-top: 12px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--gray-light);
    font-size: 12px;
}

/* Text utilities */
.text-muted {
    color: var(--gray-light);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 0 16px;
        height: auto;
        min-height: 56px;
        flex-wrap: wrap;
        gap: 12px;
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .navbar-menu {
        margin-left: 0;
        flex-wrap: wrap;
    }

    .navbar-menu a {
        padding: 8px 12px;
        font-size: 13px;
    }

    .navbar-end {
        width: 100%;
        margin-left: 0;
    }

    .container {
        padding: 16px;
    }

    .form-grid,
    .form-grid-fluid {
        grid-template-columns: 1fr;
    }

    .form-group-full {
        grid-column: span 1;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-form {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-form .form-group {
        width: 100%;
    }
}