/* ========================================
   管理后台全局样式 — 企业微信防投诉SaaS系统
   覆盖：租户端、代理端、平台运营端
   排除：用户端投诉H5（/ticket/）
   ======================================== */

/* ===== CSS Reset & Base ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #4E5969;
    background: #F5F7FA;
    min-height: 100vh;
}

a {
    color: #4F6EF7;
    text-decoration: none;
}
a:hover { color: #3A5BD9; }

ul, ol { list-style: none; }

img { max-width: 100%; vertical-align: middle; }

/* ===== Design Tokens (CSS Variables) ===== */
:root {
    /* Primary */
    --color-primary: #4F6EF7;
    --color-primary-hover: #3A5BD9;
    --color-primary-light: #EEF1FE;
    --color-primary-bg: rgba(79, 110, 247, 0.08);

    /* Semantic */
    --color-success: #52C41A;
    --color-success-light: #F0FBE9;
    --color-success-bg: rgba(82, 196, 26, 0.08);
    --color-warning: #FAAD14;
    --color-warning-light: #FFFBE6;
    --color-warning-bg: rgba(250, 173, 20, 0.08);
    --color-danger: #FF4D4F;
    --color-danger-light: #FFF1F0;
    --color-danger-bg: rgba(255, 77, 79, 0.08);
    --color-info: #1890FF;
    --color-info-light: #E6F4FF;
    --color-info-bg: rgba(24, 144, 255, 0.08);

    /* Neutral */
    --color-bg-page: #F5F7FA;
    --color-bg-card: #FFFFFF;
    --color-bg-sidebar: #1D2129;
    --color-bg-sidebar-hover: #272B36;
    --color-bg-sidebar-active: rgba(79, 110, 247, 0.15);
    --color-bg-table-header: #F7F8FA;
    --color-bg-table-stripe: #FAFBFC;
    --color-bg-table-hover: #F0F5FF;

    /* Text */
    --color-text-title: #1D2129;
    --color-text-body: #4E5969;
    --color-text-secondary: #86909C;
    --color-text-placeholder: #C9CDD4;
    --color-text-white: #FFFFFF;
    --color-text-sidebar: #B0B8C8;
    --color-text-sidebar-active: #FFFFFF;

    /* Border */
    --color-border: #E5E8EF;
    --color-border-light: #F2F3F5;

    /* Shadow */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-modal: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-dropdown: 0 4px 16px rgba(0, 0, 0, 0.1);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 20px;
    --space-2xl: 24px;
    --space-3xl: 32px;
    --space-4xl: 40px;

    /* Font Size */
    --text-xs: 12px;
    --text-sm: 13px;
    --text-base: 14px;
    --text-lg: 16px;
    --text-xl: 18px;
    --text-2xl: 20px;
    --text-3xl: 24px;
    --text-4xl: 28px;

    /* Layout */
    --sidebar-width: 240px;
    --sidebar-collapsed: 64px;
    --topbar-height: 64px;

    /* Transition */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
}

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

/* ===== Sidebar ===== */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--color-bg-sidebar);
    color: var(--color-text-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    overflow-y: auto;
    transition: transform var(--transition-normal);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl) var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    min-height: var(--topbar-height);
}

.sidebar-brand-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #fff;
    flex-shrink: 0;
}

.sidebar-brand-text {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-white);
    white-space: nowrap;
}

.sidebar-brand-sub {
    font-size: var(--text-xs);
    color: var(--color-text-sidebar);
    margin-top: 2px;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-md) var(--space-md);
}

.sidebar-nav-group {
    margin-bottom: var(--space-sm);
}

.sidebar-nav-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(176, 184, 200, 0.5);
    padding: var(--space-md) var(--space-md) var(--space-sm);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 10px var(--space-md);
    border-radius: var(--radius-md);
    color: var(--color-text-sidebar);
    font-size: var(--text-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 2px;
    text-decoration: none;
    white-space: nowrap;
}

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

.sidebar-nav-item.active {
    background: var(--color-bg-sidebar-active);
    color: var(--color-primary);
    font-weight: 600;
}

.sidebar-nav-item i {
    width: 20px;
    text-align: center;
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.sidebar-footer {
    padding: var(--space-md) var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ===== Topbar ===== */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-normal);
}

.topbar {
    height: var(--topbar-height);
    min-height: var(--topbar-height);
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-2xl);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.topbar-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text-title);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    cursor: pointer;
}

.topbar-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-base);
}

.topbar-user-info {
    text-align: left;
    line-height: 1.3;
}

.topbar-user-name {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text-title);
}

.topbar-user-role {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

/* ===== Main Content ===== */
.main-content {
    flex: 1;
    padding: var(--space-2xl);
    background: var(--color-bg-page);
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.page-header-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text-title);
    line-height: 1.3;
}

.page-header-subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.page-header-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ===== Card ===== */
.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: box-shadow var(--transition-normal);
}

.card-hoverable:hover {
    box-shadow: var(--shadow-card-hover);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl) var(--space-2xl);
    border-bottom: 1px solid var(--color-border-light);
    flex-wrap: wrap;
    gap: var(--space-md);
}

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

.card-body {
    padding: var(--space-2xl);
}

.card-body-sm {
    padding: var(--space-lg) var(--space-xl);
}

.card-footer {
    padding: var(--space-lg) var(--space-2xl);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
}

.mb-card {
    margin-bottom: var(--space-xl);
}

/* ===== Stat Cards ===== */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    cursor: default;
}

.stat-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-1px);
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-card-icon.primary {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.stat-card-icon.success {
    background: var(--color-success-light);
    color: var(--color-success);
}
.stat-card-icon.warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}
.stat-card-icon.danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
}
.stat-card-icon.info {
    background: var(--color-info-light);
    color: var(--color-info);
}

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

.stat-card-value {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-text-title);
    line-height: 1.1;
    margin-bottom: var(--space-xs);
}

.stat-card-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.stat-card-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-xs);
    margin-top: var(--space-xs);
    font-weight: 500;
}

.stat-card-trend.up { color: var(--color-success); }
.stat-card-trend.down { color: var(--color-danger); }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: inherit;
    font-size: var(--text-base);
    font-weight: 500;
    line-height: 1;
    padding: 0 var(--space-lg);
    height: 36px;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
    text-decoration: none;
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn:active:not(:disabled) {
    transform: scale(0.97);
}

/* Sizes */
.btn-sm {
    height: 30px;
    padding: 0 var(--space-md);
    font-size: var(--text-sm);
}
.btn-lg {
    height: 42px;
    padding: 0 var(--space-2xl);
    font-size: var(--text-lg);
}

/* Variants */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-white);
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-text-white);
    border-color: var(--color-success);
}
.btn-success:hover {
    background: #45B016;
    border-color: #45B016;
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-text-white);
    border-color: var(--color-danger);
}
.btn-danger:hover {
    background: #E63C3E;
    border-color: #E63C3E;
}

.btn-warning {
    background: var(--color-warning);
    color: var(--color-text-white);
    border-color: var(--color-warning);
}
.btn-warning:hover {
    background: #E09D12;
    border-color: #E09D12;
}

.btn-outline {
    background: transparent;
    color: var(--color-text-body);
    border-color: var(--color-border);
}
.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.btn-outline-danger {
    background: transparent;
    color: var(--color-danger);
    border-color: var(--color-border);
}
.btn-outline-danger:hover {
    background: var(--color-danger-light);
    border-color: var(--color-danger);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-body);
    border-color: transparent;
}
.btn-ghost:hover {
    background: var(--color-bg-table-hover);
    color: var(--color-text-title);
}

.btn-link {
    background: transparent;
    color: var(--color-primary);
    border: none;
    padding: 0;
    height: auto;
}
.btn-link:hover {
    color: var(--color-primary-hover);
    background: transparent;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-full);
}

.btn-icon.btn-sm {
    width: 30px;
    height: 30px;
}

.btn-block {
    width: 100%;
}

.btn-group {
    display: inline-flex;
    gap: var(--space-sm);
}

/* ===== Forms ===== */
.form-group {
    margin-bottom: var(--space-xl);
}

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

.form-label-required::after {
    content: ' *';
    color: var(--color-danger);
}

.form-hint {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    margin-top: 4px;
}

.form-control {
    display: block;
    width: 100%;
    font-family: inherit;
    font-size: var(--text-base);
    color: var(--color-text-title);
    background: var(--color-bg-card);
    border: 1px solid #D9DDE4;
    border-radius: var(--radius-md);
    padding: 8px var(--space-md);
    line-height: 1.5;
    transition: all var(--transition-fast);
    outline: none;
}

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

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(79, 110, 247, 0.1);
}

.form-control:disabled {
    background: var(--color-bg-table-header);
    cursor: not-allowed;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2386909C' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

.form-error {
    font-size: var(--text-xs);
    color: var(--color-danger);
    margin-top: 4px;
    display: none;
}

.form-group.has-error .form-control {
    border-color: var(--color-danger);
}
.form-group.has-error .form-error {
    display: block;
}

.form-inline {
    display: flex;
    gap: var(--space-md);
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-inline .form-group {
    margin-bottom: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.input-group {
    display: flex;
}
.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: none;
}
.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    flex-shrink: 0;
}

/* ===== Tabs ===== */
.tabs {
    display: flex;
    gap: 2px;
    background: var(--color-bg-table-header);
    padding: 4px;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    overflow-x: auto;
}

.tab-item {
    padding: 6px var(--space-lg);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: none;
    background: none;
    font-family: inherit;
}

.tab-item:hover {
    color: var(--color-text-title);
}

.tab-item.active {
    background: var(--color-bg-card);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
}

/* ===== Data Table ===== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-base);
}

.data-table thead {
    background: var(--color-bg-table-header);
}

.data-table th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-text-body);
    text-transform: none;
    letter-spacing: 0;
    white-space: nowrap;
    border-bottom: 1px solid var(--color-border);
}

.data-table td {
    padding: var(--space-md) var(--space-lg);
    color: var(--color-text-body);
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

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

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

/* Table actions column */
.data-table .col-actions {
    white-space: nowrap;
    text-align: right;
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
}

/* ===== Status Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
    white-space: nowrap;
    line-height: 1.4;
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: #D48806;
}

.badge-danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

.badge-default {
    background: var(--color-bg-table-header);
    color: var(--color-text-secondary);
}

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

/* ===== Pagination ===== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: var(--space-2xl);
    flex-wrap: wrap;
}

.pagination-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 6px;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-body);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.pagination-item:hover:not(.active):not(:disabled) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.pagination-item:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-info {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-left: var(--space-md);
}

/* ===== Modal / Dialog ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.15s ease;
}

.modal {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    width: 90%;
    max-width: 500px;
    max-height: 85vh;
    overflow-y: auto;
    animation: modalIn 0.25s ease;
}

.modal-sm { max-width: 400px; }
.modal-lg { max-width: 640px; }

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl) var(--space-2xl);
    border-bottom: 1px solid var(--color-border-light);
}

.modal-header-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-title);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: var(--text-xl);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-bg-table-header);
    color: var(--color-text-title);
}

.modal-body {
    padding: var(--space-2xl);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-2xl);
    border-top: 1px solid var(--color-border-light);
}

/* ===== Toast / Notification ===== */
.toast {
    position: fixed;
    top: var(--space-2xl);
    right: var(--space-2xl);
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-dropdown);
    padding: var(--space-md) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-title);
    z-index: 2000;
    border-left: 3px solid var(--color-primary);
    animation: toastIn 0.3s ease;
    max-width: 400px;
}

.toast-success { border-left-color: var(--color-success); }
.toast-error { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }

.toast.fade-out {
    animation: toastOut 0.3s ease forwards;
}

/* ===== Alert / Message ===== */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.alert-info {
    background: var(--color-info-light);
    color: var(--color-info);
    border: 1px solid rgba(24, 144, 255, 0.2);
}

.alert-success {
    background: var(--color-success-light);
    color: var(--color-success);
    border: 1px solid rgba(82, 196, 26, 0.2);
}

.alert-warning {
    background: var(--color-warning-light);
    color: #D48806;
    border: 1px solid rgba(250, 173, 20, 0.2);
}

.alert-danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
    border: 1px solid rgba(255, 77, 79, 0.2);
}

/* ===== Login Page ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: var(--space-2xl);
}

.login-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    padding: var(--space-4xl);
    width: 100%;
    max-width: 420px;
    animation: modalIn 0.3s ease;
}

.login-card-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.login-card-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), #764ba2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #fff;
    margin: 0 auto var(--space-lg);
}

.login-card-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text-title);
    margin-bottom: var(--space-sm);
}

.login-card-subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

.login-error {
    background: var(--color-danger-light);
    color: var(--color-danger);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    font-size: var(--text-sm);
    display: none;
}

.login-error.show {
    display: block;
}

.login-card-footer {
    text-align: center;
    margin-top: var(--space-2xl);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.login-card-footer a {
    font-weight: 600;
}

/* ===== Activate Page (special card) ===== */
.activate-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: var(--space-2xl);
}

.activate-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    padding: var(--space-4xl);
    width: 100%;
    max-width: 460px;
    animation: modalIn 0.3s ease;
}

/* ===== Chart ===== */
.chart-container {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.chart-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: var(--space-xl);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: var(--space-md);
    height: 200px;
    padding-top: var(--space-xl);
}

.chart-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    justify-content: flex-end;
}

.chart-bar {
    width: 100%;
    max-width: 60px;
    background: var(--color-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height var(--transition-normal), background var(--transition-normal);
    min-height: 4px;
    cursor: pointer;
    position: relative;
}

.chart-bar:hover {
    background: var(--color-primary-hover);
}

.chart-bar-label {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    margin-top: var(--space-sm);
}

.chart-bar-value {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: var(--space-xs);
}

/* Horizontal bar chart */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.bar-chart-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.bar-chart-label {
    width: 100px;
    font-size: var(--text-sm);
    color: var(--color-text-body);
    text-align: right;
    flex-shrink: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bar-chart-track {
    flex: 1;
    height: 28px;
    background: var(--color-bg-table-header);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.bar-chart-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), rgba(79, 110, 247, 0.6));
    border-radius: var(--radius-sm);
    transition: width 0.6s ease;
    display: flex;
    align-items: center;
    padding-left: var(--space-md);
    min-width: 0;
}

.bar-chart-value {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-white);
}

/* ===== URL Copy Box ===== */
.url-copy-box {
    display: flex;
    background: var(--color-bg-table-header);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.url-copy-box .form-control {
    border: none;
    background: transparent;
    flex: 1;
    font-size: var(--text-sm);
    font-family: monospace;
}

.url-copy-box .form-control:focus {
    box-shadow: none;
}

/* ===== Template Selector ===== */
.template-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.template-option {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.template-option:hover {
    border-color: var(--color-primary);
}

.template-option.selected {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}

.template-option-icon {
    font-size: 32px;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.template-option-name {
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: var(--space-xs);
}

.template-option-desc {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

/* ===== DNS / Status Info Box ===== */
.dns-instructions {
    background: var(--color-info-light);
    border: 1px solid rgba(24, 144, 255, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--text-sm);
    color: var(--color-text-body);
    line-height: 1.6;
}

.dns-instructions code {
    background: rgba(24, 144, 255, 0.1);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    color: var(--color-info);
}

.verify-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-sm);
    font-weight: 500;
}

.verify-status.success { color: var(--color-success); }
.verify-status.pending { color: var(--color-warning); }
.verify-status.error { color: var(--color-danger); }

/* ===== Filter Bar ===== */
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-bar .form-control,
.filter-bar select {
    width: auto;
    min-width: 150px;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: var(--space-4xl) var(--space-2xl);
    color: var(--color-text-secondary);
}

.empty-state-icon {
    font-size: 48px;
    color: var(--color-border);
    margin-bottom: var(--space-lg);
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: var(--space-sm);
}

.empty-state-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* ===== Loading Spinner ===== */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4xl);
    color: var(--color-primary);
}

.loading-spinner i {
    font-size: 32px;
    animation: spin 0.8s linear infinite;
}

.loading-text {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-text-secondary);
}

/* ===== Image Thumbnails ===== */
.img-thumbs-stack {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.img-thumb {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    cursor: pointer;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-fast);
}

.img-thumb:hover {
    transform: scale(1.05);
}

/* ===== Detail Grid ===== */
.detail-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-md) var(--space-2xl);
    font-size: var(--text-base);
}

.detail-grid dt {
    font-weight: 500;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.detail-grid dd {
    color: var(--color-text-body);
}

/* ===== Tree (for agent hierarchy) ===== */
.tree-list {
    padding-left: var(--space-xl);
    border-left: 1px dashed var(--color-border);
}

.tree-item {
    position: relative;
    padding: var(--space-sm) 0;
    padding-left: var(--space-lg);
}

.tree-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 16px;
    width: 12px;
    height: 1px;
    background: var(--color-border);
}

.tree-item-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.tree-item-icon {
    color: var(--color-primary);
    font-size: var(--text-lg);
}

/* ===== User Info Panel ===== */
.user-info-panel {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    cursor: default;
}

/* ===== Card stats two-col ===== */
.card-stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

/* ===== Quick Action Cards ===== */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-md);
}

.quick-action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    text-decoration: none;
    color: var(--color-text-body);
}

.quick-action-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
}

.quick-action-card i {
    font-size: 28px;
    color: var(--color-primary);
}

.quick-action-card span {
    font-weight: 500;
}

/* ===== Sidebar Mobile Toggle ===== */
.sidebar-toggle {
    display: none;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-card);
    color: var(--color-text-body);
    cursor: pointer;
    font-size: 18px;
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 99;
}

/* Sidebar open state (mobile) */
.sidebar.open {
    transform: translateX(0);
}

.sidebar-overlay.show {
    display: block;
}

/* ===== Utility Classes ===== */
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-muted { color: var(--color-text-secondary); }
.text-title { color: var(--color-text-title); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.font-bold { font-weight: 600; }
.font-mono { font-family: monospace; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mr-sm { margin-right: var(--space-sm); }
.mr-md { margin-right: var(--space-md); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.w-full { width: 100%; }

.hidden { display: none !important; }

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(40px);
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== Drawer (Side Panel) ===== */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1000;
    animation: fadeIn 0.15s ease;
}
.drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 800px;
    max-width: 90vw;
    height: 100vh;
    background: var(--color-bg-card);
    box-shadow: var(--shadow-modal);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    animation: slideInRight 0.25s ease;
    overflow: hidden;
}
.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl) var(--space-2xl);
    border-bottom: 1px solid var(--color-border-light);
    flex-shrink: 0;
}
.drawer-header-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text-title);
}
.drawer-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: var(--text-xl);
    transition: all var(--transition-fast);
}
.drawer-close:hover {
    background: var(--color-bg-table-header);
    color: var(--color-text-title);
}
.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-2xl);
}
.drawer-section {
    margin-bottom: var(--space-2xl);
}
.drawer-section-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border-light);
}
@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

/* ===== Canvas Chart Containers ===== */
.chart-canvas-wrapper {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chart-canvas-wrapper canvas {
    max-width: 100%;
}

/* ===== Checkbox for table rows ===== */
.checkbox-cell {
    width: 40px;
    text-align: center;
}
.checkbox-cell input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* ===== Trend indicator ===== */
.trend-up { color: var(--color-danger); }
.trend-down { color: var(--color-success); }
.trend-flat { color: var(--color-text-secondary); }

/* ===== Responsive (only 1280px+) ===== */
@media (max-width: 1280px) {
    .stat-cards {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .card-stats-row {
        grid-template-columns: 1fr;
    }
}