/* ============================================
   admin/admin.css  —  后台管理系统公共样式
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --sidebar-w: 220px;
    --header-h: 56px;
    --primary:   #1a3a5c;
    --primary2:  #2d6a4f;
    --accent:    #1890ff;
    --bg:        #f0f2f5;
    --card:      #ffffff;
    --border:    #e8e8e8;
    --text:      #333;
    --text2:     #666;
    --text3:     #999;
    --radius:    8px;
    --shadow:    0 2px 8px rgba(0,0,0,.08);
}

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

/* ──────── 布局骨架 ──────── */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* ──────── 侧边栏 ──────── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--primary);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: transform 0.3s;
}
.sidebar-brand {
    height: var(--header-h);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    flex-shrink: 0;
}
.sidebar-brand .brand-icon {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
}
.sidebar-brand .brand-text {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}
.sidebar-brand .brand-text span {
    display: block;
    font-size: 11px;
    font-weight: 400;
    color: rgba(255,255,255,.6);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}
.nav-section-title {
    font-size: 11px;
    color: rgba(255,255,255,.4);
    padding: 12px 18px 4px;
    text-transform: uppercase;
    letter-spacing: .05em;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    color: rgba(255,255,255,.75);
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    transition: background .15s, color .15s;
    border-radius: 0;
}
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active { background: rgba(255,255,255,.15); color: #fff; }
.nav-item .icon { font-size: 14px; width: 20px; text-align: center; flex-shrink: 0; color: rgba(255,255,255,.7); }
.nav-item:hover .icon { color: #fff; }
.nav-item.active .icon { color: #fff; }

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,.1);
}
.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,.8);
    font-size: 13px;
}
.sidebar-footer .avatar {
    width: 32px; height: 32px;
    background: rgba(255,255,255,.2);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
    color: rgba(255,255,255,.8);
}
.sidebar-footer .logout-btn {
    margin-left: auto;
    color: rgba(255,255,255,.5);
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
}
.sidebar-footer .logout-btn:hover { color: #fff; }

/* ──────── 主内容区 ──────── */
.main-wrap {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.topbar {
    height: var(--header-h);
    background: var(--card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow);
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text);
}
.topbar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}
.topbar-breadcrumb {
    font-size: 13px;
    color: var(--text3);
    margin-left: 4px;
}
.topbar-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

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

/* ──────── 通用卡片 ──────── */
.card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
    margin-bottom: 16px;
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    gap: 12px;
    flex-wrap: wrap;
}
.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}
.card-title i {
    margin-right: 6px;
    color: var(--accent);
}

/* ──────── 左右分布布局 ──────── */
.dashboard-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    align-items: stretch;
}
.dashboard-left {
    flex: 0 0 65%;
    display: flex;
    flex-direction: column;
}
.dashboard-right {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.dashboard-right > .card {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 160px; /* 控制右侧卡片(法规分类)高度 */
}
.stat-section {
    padding: 14px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100px; /* 控制"收录统计"区域高度 */
}
.stat-section .card-header {
    margin-bottom: 10px;
}
.stat-grid-two {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 10px;
    flex: 1;
}
.stat-grid-two .stat-half {
    grid-column: span 6;
}
.stat-grid-two .stat-card:not(.stat-half) {
    grid-column: span 4;
}

/* ──────── 统计卡片 ──────── */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px 18px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-icon {
    width: 64px; height: 64px;
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}
.icon-blue { background: #e6f4ff; color: #1890ff; }
.icon-green { background: #f6ffed; color: #52c41a; }
.icon-yellow { background: #fffbe6; color: #faad14; }
.icon-gray { background: #f5f5f5; color: #6c757d; }
.stat-info .stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}
.stat-info .stat-label {
    font-size: 14px;
    color: var(--text3);
    margin-top: 6px;
}

/* ──────── 按钮 ──────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: 6px;
    border: none;
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
    transition: opacity .15s, transform .1s;
    text-decoration: none;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { opacity: .88; }
.btn-success { background: #52c41a; color: #fff; }
.btn-danger  { background: #ff4d4f; color: #fff; }
.btn-default { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-default:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ──────── 搜索栏 ──────── */
.search-bar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.search-bar input, .search-bar select {
    padding: 7px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    font-family: inherit;
    color: var(--text);
    background: #fff;
    transition: border-color .2s;
}
.search-bar input:focus, .search-bar select:focus {
    border-color: var(--accent);
}
.search-bar input { width: 390px; }

/* ──────── 表格 ──────── */
.table-wrap { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
thead th {
    background: #fafafa;
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text2);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
tbody td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #fafcff; }
.td-title { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.td-actions { white-space: nowrap; display: flex; gap: 6px; }

/* ──────── 有效性标签 ──────── */
.validity-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}
.vt-active   { background: #aece8f; color: #fff; }
.vt-pending  { background: #ffc107; color: #333; }
.vt-inactive { background: #6c757d; color: #fff; }
.vt-modified { background: #17a2b8; color: #fff; }

/* 分类标签（颜色由 renderCatTag() 内联设置） */
.cat-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
}

/* ──────── 分页 ──────── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    margin-top: 16px;
}
.pagination .page-left {
    margin-right: auto;
    display: flex;
    align-items: center;
    gap: 6px;
}
.pagination .page-size-label {
    font-size: 13px;
    color: #666;
}
.pagination .page-size-select {
    padding: 4px 8px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 13px;
    color: var(--text);
    background: #fff;
    cursor: pointer;
    outline: none;
}
.pagination .page-size-select:focus {
    border-color: var(--accent);
}
.page-btn {
    min-width: 30px; height: 30px;
    padding: 0 8px;
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 5px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text);
    display: inline-flex; align-items: center; justify-content: center;
    transition: .15s;
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.page-info { font-size: 13px; color: var(--text3); margin: 0 8px; }

/* ──────── 模态框 ──────── */
.modal-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.modal-overlay.open { display: flex; }
.modal {
    background: #fff;
    border-radius: 10px;
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0,0,0,.2);
    animation: modalIn .2s ease;
}
@keyframes modalIn { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
.modal-header {
    padding: 18px 20px 14px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-header h3 { font-size: 15px; font-weight: 600; }
.modal-close {
    width: 28px; height: 28px;
    background: none; border: none;
    font-size: 18px; cursor: pointer;
    color: var(--text3); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: background .15s;
}
.modal-close:hover { background: #f0f0f0; color: var(--text); }
.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}
.modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: flex-end; gap: 8px;
}

/* ──────── 表单 ──────── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text2);
    margin-bottom: 6px;
}
.form-group label .req { color: #ff4d4f; margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1.5px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    font-family: inherit;
    color: var(--text);
    outline: none;
    transition: border-color .2s;
    background: #fafafa;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    background: #fff;
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-full { grid-column: 1 / -1; }

/* ──────── Toast 提示 ──────── */
.toast {
    position: fixed;
    top: 24px; left: 50%; transform: translateX(-50%);
    background: #333; color: #fff;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 13px;
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s;
    white-space: nowrap;
}
.toast.show { opacity: 1; }
.toast.success { background: #52c41a; }
.toast.error   { background: #ff4d4f; }
.toast.info    { background: #1890ff; }

/* ──────── 空状态 ──────── */
.empty-state {
    text-align: center;
    padding: 48px 0;
    color: var(--text3);
    font-size: 14px;
}

/* ──────── 响应式 ──────── */
@media (max-width: 1200px) {
    .dashboard-row { flex-direction: column; }
    .dashboard-left { width: 100%; }
    .stat-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 900px) {
    .stat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-wrap {
        margin-left: 0;
    }
    .menu-toggle { display: block; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .stat-grid-two { grid-template-columns: repeat(2, 1fr); }
    .stat-card { padding: 12px; gap: 8px; }
    .page-content { padding: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .search-bar input { width: 140px; }
    .topbar-breadcrumb { display: none; }
}
@media (max-width: 480px) {
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .stat-grid-two { grid-template-columns: 1fr; }
}

/* 侧边栏遮罩（移动端） */
.sidebar-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 99;
}
.sidebar-overlay.show { display: block; }

/* ============================================
   统计卡片动画（index.html）
   ============================================ */
.stat-card {
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: default;
}
.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.stat-icon {
    transition: transform 0.3s, box-shadow 0.3s;
}
.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}
.stat-card:hover .stat-icon.icon-blue { box-shadow: 0 6px 16px rgba(24,144,255,0.35); }
.stat-card:hover .stat-icon.icon-green { box-shadow: 0 6px 16px rgba(82,196,26,0.35); }
.stat-card:hover .stat-icon.icon-yellow { box-shadow: 0 6px 16px rgba(250,173,20,0.35); }
.stat-card:hover .stat-icon.icon-gray { box-shadow: 0 6px 16px rgba(108,117,125,0.35); }

/* 数字动画 */
.stat-value {
    transition: color 0.3s;
}
.stat-card:hover .stat-value {
    animation: numberPulse 0.5s ease;
}
@keyframes numberPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* 柱状图生长动画 - 同时生长，结束后显示数字 */
.bar-group {
    text-align: center;
    min-width: 52px;
    transition: transform 0.2s ease;
}
.bar-group:hover {
    transform: scale(1.1);
}
.bar-column {
    animation: barGrow 1s ease-out forwards;
}
@keyframes barGrow {
    from { height: 0; opacity: 0; }
    to { height: var(--bar-h); opacity: 1; }
}
.bar-value {
    opacity: 0;
    animation: valueShow 0.4s ease-out 1s forwards;
}
@keyframes valueShow {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   登录页面样式（login.html）
   ============================================ */
body.login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #1a3a5c 0%, #2d6a4f 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.login-card {
    background: #fff;
    border-radius: 12px;
    padding: 48px 40px 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.login-logo {
    text-align: center;
    margin-bottom: 32px;
}
.login-logo .logo-img {
    width: 64px;
    height: 64px;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    margin-bottom: 14px;
}
.login-logo h1 {
    font-size: 20px;
    color: #1a1a2e;
    font-weight: 700;
}
.login-logo p {
    font-size: 13px;
    color: #999;
    margin-top: 4px;
}
.login-card .form-group {
    margin-bottom: 18px;
}
.login-card .form-group label {
    display: block;
    font-size: 13px;
    color: #555;
    margin-bottom: 6px;
    font-weight: 500;
}
.login-card .form-group input {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    color: #333;
    outline: none;
    transition: border-color 0.2s;
    background: #fafafa;
}
.login-card .form-group input:focus {
    border-color: #1a3a5c;
    background: #fff;
}
.btn-login {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #1a3a5c, #2d6a4f);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
    transition: opacity 0.2s, transform 0.1s;
}
.btn-login:hover { opacity: 0.92; }
.btn-login:active { transform: scale(0.99); }
.error-msg {
    color: #e53935;
    font-size: 13px;
    text-align: center;
    margin-top: 12px;
    min-height: 18px;
}
.login-hint {
    text-align: center;
    margin-top: 20px;
    font-size: 12px;
    color: #bbb;
}
.login-remember {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: #555;
    margin-bottom: 6px;
    cursor: pointer;
}
.login-remember input[type="checkbox"] {
    margin: 0;
}

/* ============================================
   数据工具页面样式（01-lawlist-data.html）
   ============================================ */

/* 时尚卡片样式 */
.tip-box {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 28px 32px;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}
.tip-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.05;
    pointer-events: none;
}
.tip-box::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    pointer-events: none;
}

/* 红色卡片 */
.tip-box-red {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe6e6 100%);
    border: 1px solid rgba(194, 0, 0, 0.1);
    box-shadow: 0 4px 20px rgba(194, 0, 0, 0.08);
}
.tip-box-red::before {
    background: linear-gradient(135deg, #c20000, #ff6b6b);
}
.tip-box-red::after {
    background: linear-gradient(135deg, #c20000, #ff6b6b);
}
.tip-box-red .tip-icon {
    background: linear-gradient(135deg, #c20000, #d32f2f);
    box-shadow: 0 8px 20px rgba(194, 0, 0, 0.3);
}
.tip-box-red .tip-badge {
    background: linear-gradient(135deg, #c20000, #d32f2f);
}

/* 蓝色卡片 */
.tip-box-blue {
    background: linear-gradient(135deg, #f0f7ff 0%, #e3f2fd 100%);
    border: 1px solid rgba(29, 87, 144, 0.1);
    box-shadow: 0 4px 20px rgba(29, 87, 144, 0.08);
}
.tip-box-blue::before {
    background: linear-gradient(135deg, #1d5790, #42a5f5);
}
.tip-box-blue::after {
    background: linear-gradient(135deg, #1d5790, #42a5f5);
}
.tip-box-blue .tip-icon {
    background: linear-gradient(135deg, #1d5790, #1565c0);
    box-shadow: 0 8px 20px rgba(29, 87, 144, 0.3);
}
.tip-box-blue .tip-badge {
    background: linear-gradient(135deg, #1d5790, #1565c0);
}

.tip-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.3s;
}
.tip-icon i {
    font-size: 28px;
    color: #fff;
}
.tip-box:hover .tip-icon {
    transform: scale(1.1) rotate(-5deg);
}
.tip-text {
    flex: 1;
    z-index: 1;
}
.tip-title {
    font-size: 12px;
    font-weight: 600;
    color: #888;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: 6px;
}
.tip-main {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a2e;
    margin-bottom: 8px;
}
.tip-main strong {
    color: #fff;
    background: linear-gradient(135deg, #c20000, #d32f2f);
    padding: 3px 10px;
    border-radius: 6px;
    font-weight: 500;
}
.tip-box-blue .tip-main strong {
    background: linear-gradient(135deg, #1d5790, #1565c0);
}
.tip-sub {
    font-size: 14px;
    color: #666;
    display: flex;
    align-items: center;
    gap: 8px;
}
.tip-sub i {
    font-size: 14px;
}
.tip-box-red .tip-sub i {
    color: #c20000;
}
.tip-box-blue .tip-sub i {
    color: #1d5790;
}

/* 角标 */
.tip-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    letter-spacing: .05em;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* 转换区域样式 */
.convert-section {
    border-top: 1px solid #eee;
}
.convert-header {
    padding: 20px 28px 16px;
    border-bottom: 1px solid #f0f0f0;
}
.convert-title {
    font-size: 16px;
    font-weight: 600;
    color: #1d5790;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}
.convert-title i {
    font-size: 18px;
}
.convert-desc {
    font-size: 13px;
    color: #888;
    padding-left: 26px;
}
.convert-body {
    padding: 24px 28px 28px;
}
.convert-row {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    align-items: stretch;
}
.convert-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border: 2px solid #e3f2fd;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    transition: border-color 0.2s;
    min-height: 300px;
}
.convert-panel:hover {
    border-color: #1d5790;
}
.panel-header {
    background: linear-gradient(135deg, #1d5790, #1565c0);
    color: #fff;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.panel-header i {
    font-size: 14px;
}
.panel-body {
    display: flex;
    flex: 1;
    overflow: hidden;
    font-size: 0; /* 消除 inline-block 间隙 */
}
.line-numbers {
    width: 50px;
    background: #e3f2fd;
    text-align: center;
    font-family: 'Consolas', 'Monaco', monospace;
    color: #0288d1;
    font-size: 13px;
    user-select: none;
    flex-shrink: 0;
    overflow-y: auto;
    line-height: 21px;
}
.line-numbers div {
    height: 21px;
    display: flex;
    align-items: center;
    justify-content: center;
}
textarea {
    flex: 1;
    border: none;
    outline: none;
    padding: 0 15px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    line-height: 21px;
    resize: none;
    background: transparent;
    height: 100%;
    box-sizing: border-box;
    overflow-y: auto;
}
textarea::placeholder {
    color: #bbb;
}
.convert-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.convert-arrow i {
    font-size: 24px;
    color: #1d5790;
    background: #e3f2fd;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.convert-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.btn-convert {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.btn-convert:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.btn-convert:active {
    transform: translateY(0);
}
.btn-primary { background: linear-gradient(135deg, #1d5790, #1565c0); }
.btn-secondary { background: linear-gradient(135deg, #5e35b1, #7b1fa2); }
.btn-danger { background: linear-gradient(135deg, #c20000, #d32f2f); }
.btn-purple { background: linear-gradient(135deg, #7b1fa2, #9c27b0); }

.convert-info {
    background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
    border-radius: 10px;
    padding: 16px 20px;
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}
.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #555;
}
.info-item i {
    color: #52c41a;
    font-size: 14px;
}
.info-item code {
    background: #fff;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Consolas', monospace;
    font-size: 13px;
    color: #1d5790;
    border: 1px solid #e3f2fd;
}

.success-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #52c41a, #73d13d);
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    display: none;
    z-index: 9999;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(82,196,26,0.3);
}
.success-message.show {
    display: block;
    animation: slideIn 0.3s ease;
}
@keyframes slideIn {
    from { transform: translateX(100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 900px) {
    .convert-row {
        flex-direction: column;
    }
    .convert-arrow {
        transform: rotate(90deg);
        padding: 10px 0;
    }
    .convert-info {
        flex-direction: column;
        gap: 12px;
    }
}

@media (max-width: 600px) {
    .tip-box {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
        gap: 16px;
    }
    .tip-main { font-size: 16px; }
    .tip-sub { font-size: 13px; justify-content: center; }
    .convert-body { padding: 16px; }
    .convert-actions { flex-direction: column; }
    .btn-convert { width: 100%; justify-content: center; }
}

/* ============================================
   时效性提醒提示框（list.html）
   ============================================ */
.validity-alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff8e1, #fff3cd);
    border: 1px solid #ffc107;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(255, 193, 7, 0.15);
    animation: alertSlideIn 0.3s ease;
}
@keyframes alertSlideIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
.validity-alert-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: #ffc107;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
}
.validity-alert-content {
    flex: 1;
    min-width: 0;
}
.validity-alert-title {
    font-size: 14px;
    font-weight: 600;
    color: #856404;
    margin-bottom: 6px;
}
.validity-alert-message {
    font-size: 13px;
    color: #856404;
    line-height: 1.6;
}
.validity-alert-message .law-item {
    display: inline-block;
    background: rgba(255, 193, 7, 0.2);
    padding: 2px 8px;
    border-radius: 4px;
    margin: 2px 4px 2px 0;
    font-weight: 500;
}
.validity-alert-close {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: #856404;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}
.validity-alert-close:hover {
    background: rgba(255, 193, 7, 0.3);
}

/* ============================================
   工具导航方块（通用）
   ============================================ */
.tool-nav-grid {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}
.tool-nav-block {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border-radius: 10px;
    padding: 14px 20px;
    cursor: pointer;
    transition: all .2s;
    box-shadow: 0 2px 8px rgba(0,0,0,.06);
    border: 2px solid transparent;
    text-decoration: none;
    color: inherit;
}
.tool-nav-block:hover {
    border-color: #1890ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(24,144,255,.12);
}
.tool-nav-block.active {
    border-color: #1a3a5c;
    background: linear-gradient(135deg, #1a3a5c, #2d6a4f);
    color: #fff;
}
.tool-nav-block .tool-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, #e6f4ff, #bae0ff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #1890ff;
    flex-shrink: 0;
    transition: all .2s;
}
.tool-nav-block.active .tool-icon {
    background: rgba(255,255,255,.2);
    color: #fff;
}
.tool-nav-block .tool-name {
    font-size: 14px;
    font-weight: 600;
}
.tool-nav-block .tool-desc {
    font-size: 12px;
    color: #888;
    margin-top: 2px;
}
.tool-nav-block.active .tool-desc {
    color: rgba(255,255,255,.75);
}

/* 工具图标颜色变体 */
.tool-nav-block .tool-icon.icon-red {
    background: linear-gradient(135deg, #fff0f0, #ffe0e0);
    color: #d32f2f;
}
.tool-nav-block .tool-icon.icon-blue {
    background: linear-gradient(135deg, #e6f4ff, #bae0ff);
    color: #1890ff;
}
.tool-nav-block .tool-icon.icon-green {
    background: linear-gradient(135deg, #f0fff0, #e0ffe0);
    color: #52c41a;
}
.tool-nav-block.active .tool-icon.icon-red {
    background: rgba(255,255,255,.25);
    color: #fff;
}
.tool-nav-block.active .tool-icon.icon-blue {
    background: rgba(255,255,255,.2);
    color: #fff;
}
.tool-nav-block.active .tool-icon.icon-green {
    background: rgba(255,255,255,.2);
    color: #fff;
}

/* 底部版权信息 */
.footer-bottom {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
    padding: 16px 24px;
    color: #666;
    font-size: 13px;
    border-top: 1px solid #dee2e6;
    margin-top: auto;
}