/**
 * 骑手畅行管理系统 - 主样式表
 * 基于 NVIDIA 设计风格 (黑色 + 绿色 #76b900)
 */

/* ========== CSS变量定义 ========== */
:root {
    --primary-green: #76b900;
    --primary-green-light: #bff230;
    --primary-black: #000000;
    --primary-white: #ffffff;
    --near-black: #1a1a1a;
    --gray-300: #a7a7a7;
    --gray-400: #898989;
    --gray-500: #757575;
    --gray-border: #5e5e5e;
    --red-500: #e52020;
    --red-800: #650b0b;
    --green-500: #3f8500;
    --blue-700: #0046a4;
    --orange-400: #df6500;
    --yellow-300: #ef9100;
    --link-hover: #3860be;
    --btn-hover: #1eaedb;
    --btn-active: #007fff;
    
    --sidebar-width: 240px;
    --header-height: 60px;
    --card-shadow: rgba(0, 0, 0, 0.3) 0px 0px 5px 0px;
}

/* ========== 基础重置 ========== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial', 'Helvetica', sans-serif;
    font-weight: 400;
    line-height: 1.50;
    color: var(--primary-black);
    background-color: var(--near-black);
    min-height: 100vh;
}

/* ========== 登录页样式 ========== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--near-black) 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 24px;
}

.login-card {
    background: var(--near-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    padding: 40px 32px;
    box-shadow: var(--card-shadow);
}

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

.login-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.25;
    color: var(--primary-white);
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.login-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--primary-green);
    margin: 12px auto 0;
}

.login-subtitle {
    font-size: 15px;
    color: var(--gray-400);
    font-weight: 400;
}

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

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-300);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: 11px 13px;
    font-size: 15px;
    font-weight: 400;
    color: var(--primary-white);
    background: var(--primary-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 1px var(--primary-green);
}

.form-input::placeholder {
    color: var(--gray-500);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 13px;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.25;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid var(--primary-green);
    border-radius: 2px;
    background: transparent;
    color: var(--primary-white);
    transition: all 0.2s ease;
}

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

.btn:active {
    background: var(--btn-active);
    border-color: var(--btn-active);
}

.btn-primary {
    background: transparent;
    border: 2px solid var(--primary-green);
    color: var(--primary-white);
}

.btn-primary:hover {
    background: var(--primary-green);
    color: var(--primary-black);
    border-color: var(--primary-green);
}

.btn-success {
    border-color: var(--green-500);
    color: var(--green-500);
}

.btn-success:hover {
    background: var(--green-500);
    color: var(--primary-white);
}

.btn-danger {
    border-color: var(--red-500);
    color: var(--red-500);
}

.btn-danger:hover {
    background: var(--red-500);
    color: var(--primary-white);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-border);
}

.login-footer p {
    font-size: 13px;
    color: var(--gray-500);
}

.alert {
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 400;
}

.alert-error {
    background: var(--red-800);
    color: var(--red-500);
    border-left: 3px solid var(--red-500);
}

.alert-success {
    background: rgba(63, 133, 0, 0.2);
    color: var(--primary-green-light);
    border-left: 3px solid var(--primary-green);
}

.alert-info {
    background: rgba(0, 70, 164, 0.2);
    color: #6ba3ff;
    border-left: 3px solid var(--blue-700);
}

.alert-warning {
    background: rgba(223, 101, 0, 0.15);
    color: var(--orange-400);
    border-left: 3px solid var(--orange-400);
}

/* ========== 布局结构 ========== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--primary-black);
    border-right: 1px solid var(--gray-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform 0.3s ease;
}

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

.sidebar-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-white);
    letter-spacing: 1px;
}

.sidebar-logo::after {
    content: '';
    display: block;
    width: 30px;
    height: 2px;
    background: var(--primary-green);
    margin-top: 4px;
}

.sidebar-version {
    font-size: 11px;
    color: var(--gray-500);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-400);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.2s ease;
    position: relative;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-green);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.nav-item:hover,
.nav-item.active {
    color: var(--primary-white);
    background: rgba(118, 185, 0, 0.08);
}

.nav-item:hover::before,
.nav-item.active::before {
    opacity: 1;
}

.nav-icon {
    font-size: 16px;
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

.nav-badge {
    margin-left: auto;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 700;
    background: var(--orange-400);
    color: var(--primary-white);
    border-radius: 2px;
}

.nav-logout {
    color: var(--red-500) !important;
    border-top: 1px solid var(--gray-border);
}

.nav-logout:hover {
    background: rgba(229, 32, 32, 0.1) !important;
}

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-border);
}

.admin-info {
    padding-bottom: 12px;
    margin-bottom: 8px;
}

.admin-name {
    font-size: 13px;
    color: var(--gray-300);
    font-weight: 600;
}

.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.top-header {
    position: sticky;
    top: 0;
    z-index: 50;
    height: var(--header-height);
    background: var(--near-black);
    border-bottom: 1px solid var(--gray-border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-white);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
}

.page-title {
    flex: 1;
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.datetime {
    font-size: 13px;
    color: var(--gray-400);
    font-weight: 600;
}

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

/* ========== 卡片组件 ========== */
.card {
    background: var(--near-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

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

.card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--gray-border);
    background: rgba(0, 0, 0, 0.3);
}

/* ========== 统计卡片 ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--near-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    padding: 20px 24px;
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at top right, rgba(118, 185, 0, 0.1), transparent);
}

.stat-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-white);
    line-height: 1.25;
}

.stat-value.green {
    color: var(--primary-green);
}

.stat-value.orange {
    color: var(--orange-400);
}

.stat-value.red {
    color: var(--red-500);
}

.stat-value.blue {
    color: #6ba3ff;
}

/* ========== 表格 ========== */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.data-table thead th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 2px solid var(--gray-border);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-border);
    color: var(--gray-300);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: rgba(118, 185, 0, 0.05);
}

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

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

/* ========== 状态标签 ========== */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-pending {
    background: rgba(239, 145, 0, 0.15);
    color: var(--yellow-300);
    border: 1px solid rgba(239, 145, 0, 0.3);
}

.status-approved {
    background: rgba(63, 133, 0, 0.15);
    color: var(--primary-green-light);
    border: 1px solid rgba(63, 133, 0, 0.3);
}

.status-rejected {
    background: rgba(229, 32, 32, 0.15);
    color: var(--red-500);
    border: 1px solid rgba(229, 32, 32, 0.3);
}

.status-enabled {
    background: rgba(63, 133, 0, 0.15);
    color: var(--primary-green);
    border: 1px solid rgba(63, 133, 0, 0.3);
}

.status-disabled {
    background: rgba(137, 137, 137, 0.15);
    color: var(--gray-400);
    border: 1px solid rgba(137, 137, 137, 0.3);
}

/* ========== 模态框 ========== */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 200;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

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

.modal {
    background: var(--near-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

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

.modal-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-white);
    text-transform: uppercase;
}

.modal-close {
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--red-500);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
}

/* ========== 表单增强 ========== */
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

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

textarea.form-input {
    min-height: 120px;
    resize: vertical;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a7a7a7' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ========== 分页 ========== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-border);
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-400);
    text-decoration: none;
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    transition: all 0.2s;
}

.pagination a:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

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

.pagination .disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* ========== API文档样式 ========== */
.api-doc-section {
    margin-bottom: 32px;
}

.api-endpoint {
    background: var(--primary-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    margin-bottom: 16px;
    overflow: hidden;
}

.api-method {
    display: inline-block;
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.method-get { background: var(--green-500); color: white; }
.method-post { background: var(--blue-700); color: white; }
.method-put { background: var(--orange-400); color: white; }
.method-delete { background: var(--red-500); color: white; }

.api-url {
    padding: 8px 14px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 13px;
    color: var(--primary-white);
}

.api-params {
    padding: 16px;
}

.api-param-row {
    display: grid;
    grid-template-columns: 140px 1fr 100px;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(94, 94, 94, 0.3);
    font-size: 13px;
}

.api-param-row:last-child {
    border-bottom: none;
}

.param-name {
    font-family: 'Consolas', 'Monaco', monospace;
    color: var(--primary-green-light);
    font-weight: 600;
}

.param-desc {
    color: var(--gray-300);
}

.param-required {
    color: var(--orange-400);
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
}

.api-key-display {
    background: var(--primary-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
}

.api-key-value {
    flex: 1;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 15px;
    color: var(--primary-green);
    word-break: break-all;
}

.copy-btn {
    padding: 6px 14px;
    font-size: 12px;
    white-space: nowrap;
}

/* ========== 工具栏 ========== */
.toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--primary-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    overflow: hidden;
    flex: 1;
    max-width: 320px;
}

.search-box input {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    color: var(--primary-white);
    background: transparent;
    border: none;
    outline: none;
}

.search-box input::placeholder {
    color: var(--gray-500);
}

.search-box button {
    padding: 10px 14px;
    background: var(--primary-green);
    border: none;
    color: var(--primary-black);
    font-weight: 700;
    cursor: pointer;
    font-size: 13px;
}

.filter-select {
    padding: 10px 14px;
    font-size: 14px;
    color: var(--primary-white);
    background: var(--primary-black);
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

/* ========== 图片预览 ========== */
.img-preview {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border: 1px solid var(--gray-border);
    border-radius: 2px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.img-preview:hover {
    border-color: var(--primary-green);
}

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--gray-400);
}

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

.empty-state-text {
    font-size: 15px;
    margin-bottom: 8px;
}

.empty-state-hint {
    font-size: 13px;
    color: var(--gray-500);
}

/* ========== 权限开关 ========== */
.permission-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 22px;
    background: var(--gray-border);
    border-radius: 11px;
    transition: background 0.2s;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background: var(--primary-white);
    border-radius: 50%;
    transition: transform 0.2s;
}

.toggle-switch.active {
    background: var(--primary-green);
}

.toggle-switch.active::after {
    transform: translateX(22px);
}

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .api-param-row {
        grid-template-columns: 1fr;
        gap: 4px;
    }
}

@media (max-width: 600px) {
    .content-wrapper {
        padding: 16px;
    }
    
    .top-header {
        padding: 0 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .stat-value {
        font-size: 28px;
    }
    
    .toolbar {
        flex-direction: column;
    }
    
    .search-box {
        max-width: 100%;
    }
    
    .data-table {
        font-size: 13px;
    }
    
    .data-table thead th,
    .data-table tbody td {
        padding: 10px 12px;
    }
    
    .table-actions {
        flex-direction: column;
    }
    
    .modal {
        max-height: 95vh;
        margin: 10px;
    }
}

/* ========== 动画效果 ========== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

.slide-in {
    animation: slideIn 0.3s ease;
}

/* ========== 滚动条美化 ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gray-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* ========== 打印样式 ========== */
@media print {
    .sidebar,
    .menu-toggle,
    .toolbar,
    .table-actions {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
}