/* ============================================
   沐光微信统计系统 - 深色科技感主题
   ============================================ */

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

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a2236;
    --bg-card-hover: #222d45;
    --bg-input: #0f1629;
    --border-color: #2a3550;
    --border-glow: #00d4ff;
    --text-primary: #e8ecf4;
    --text-secondary: #8b95a8;
    --text-muted: #5a6478;
    --accent-primary: #00d4ff;
    --accent-secondary: #00ff88;
    --accent-warning: #ffaa00;
    --accent-danger: #ff4757;
    --accent-purple: #a855f7;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0099ff 100%);
    --gradient-success: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    --gradient-warning: linear-gradient(135deg, #ffaa00 0%, #ff8800 100%);
    --gradient-danger: linear-gradient(135deg, #ff4757 0%, #ff2d55 100%);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.15);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* 背景科技网格 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* ========== 登录页 ========== */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 48px 40px;
    width: 420px;
    box-shadow: var(--shadow-card), var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

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

.login-logo h1 {
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

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

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    gap: 6px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.btn-success {
    background: var(--gradient-success);
    color: #000;
}

.btn-success:hover {
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.4);
}

.btn-warning {
    background: var(--gradient-warning);
    color: #000;
}

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

.btn-danger:hover {
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
}

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

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

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

.btn-block {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

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

/* ========== 主布局 ========== */
.app-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.sidebar {
    width: 240px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-logo h2 {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-logo p {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

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

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 4px;
    font-size: 14px;
    gap: 12px;
}

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

.nav-item.active {
    background: var(--bg-card);
    color: var(--accent-primary);
    border-left: 3px solid var(--accent-primary);
    padding-left: 13px;
}

.nav-item .icon {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.nav-section {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    padding: 16px 16px 8px;
    letter-spacing: 1px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-weight: 700;
    font-size: 14px;
}

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

.user-detail .name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-detail .role {
    font-size: 11px;
    color: var(--text-muted);
}

.main-content {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    height: 60px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

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

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

.content-area {
    flex: 1;
    padding: 24px;
}

.page {
    display: none;
}

.page.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== 统计卡片 ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

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

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}

.stat-card.primary::before { background: var(--gradient-primary); }
.stat-card.success::before { background: var(--gradient-success); }
.stat-card.warning::before { background: var(--gradient-warning); }
.stat-card.danger::before { background: var(--gradient-danger); }

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
}

.stat-card.primary .stat-value { color: var(--accent-primary); }
.stat-card.success .stat-value { color: var(--accent-secondary); }
.stat-card.warning .stat-value { color: var(--accent-warning); }
.stat-card.danger .stat-value { color: var(--accent-danger); }

.stat-trend {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* ========== 卡片/面板 ========== */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
}

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

.panel-title {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-title::before {
    content: '';
    width: 3px;
    height: 16px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.panel-body {
    padding: 20px;
}

/* ========== 表格 ========== */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

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

.data-table td {
    padding: 14px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
}

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

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

/* ========== 状态标签 ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    gap: 5px;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.badge-online {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-secondary);
}
.badge-online::before { background: var(--accent-secondary); animation: pulse 2s infinite; }

.badge-offline {
    background: rgba(255, 71, 87, 0.1);
    color: var(--accent-danger);
}
.badge-offline::before { background: var(--accent-danger); }

.badge-pending {
    background: rgba(255, 170, 0, 0.1);
    color: var(--accent-warning);
}
.badge-pending::before { background: var(--accent-warning); }

.badge-done {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-primary);
}
.badge-done::before { background: var(--accent-primary); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ========== 图表容器 ========== */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

.chart-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

/* ========== 二维码弹窗 ========== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.modal h3 {
    font-size: 18px;
    margin-bottom: 20px;
}

.modal .qrcode-img {
    width: 240px;
    height: 240px;
    margin: 0 auto 16px;
    background: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.modal .qrcode-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ========== Toast提示 ========== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    min-width: 200px;
    box-shadow: var(--shadow-card);
}

.toast.success { background: rgba(0, 255, 136, 0.15); border: 1px solid var(--accent-secondary); color: var(--accent-secondary); }
.toast.error { background: rgba(255, 71, 87, 0.15); border: 1px solid var(--accent-danger); color: var(--accent-danger); }
.toast.info { background: rgba(0, 212, 255, 0.15); border: 1px solid var(--accent-primary); color: var(--accent-primary); }
.toast.warning { background: rgba(255, 170, 0, 0.15); border: 1px solid var(--accent-warning); color: var(--accent-warning); }

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

/* ========== 操作按钮组 ========== */
.action-btns {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ========== 空状态 ========== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

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

/* ========== 分享页 ========== */
.share-page {
    min-height: 100vh;
    padding: 24px;
    position: relative;
    z-index: 1;
}

.share-header {
    text-align: center;
    margin-bottom: 24px;
}

.share-header h1 {
    font-size: 24px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.share-header .update-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* ========== 养号提示 ========== */
.warmup-tip {
    background: rgba(255, 170, 0, 0.1);
    border: 1px solid var(--accent-warning);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 12px;
    color: var(--accent-warning);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========== 加载动画 ========== */
.loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========== 分页 ========== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.pagination button {
    padding: 6px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
}

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

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

.pagination .page-info {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ========== 滚动条 ========== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); transition: transform 0.3s; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .chart-row { grid-template-columns: 1fr; }
}