/*
Theme Name: 一为导航
Theme URI: https://example.com/
Author: 一为导航 主题生成器
Author URI: https://example.com/
Description: 仿照图片风格的 WordPress 导航主题，支持搜索、分类标签、热门推荐、侧边热榜和信息卡片。
Version: 1.0
License: GPL-2.0+
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: yiwei-navigation
*/

:root {
    --bg: #7d3fe4;
    --bg-light: #ffffff;
    --text: #222;
    --text-light: #666;
    --card: #ffffff;
    --card-border: rgba(0,0,0,0.08);
    --accent: #ff4d4f;
    --shadow: 0 18px 50px rgba(0,0,0,0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: linear-gradient(180deg, rgba(125,63,228,1) 0%, rgba(255,255,255,0.98) 46%);
    color: var(--text);
}

a { text-decoration: none; color: inherit; }

.site-shell {
    min-height: 100vh;
}

.site-header {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 24px 12px;
}

.site-brand {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #fff;
}

.site-brand a {
    font-size: 1.1rem;
    font-weight: 700;
}

.brand-right {
    display: flex;
    gap: 14px;
    align-items: center;
}

.search-panel {
    margin: 34px auto 20px;
    max-width: 780px;
    position: relative;
}

.search-panel form {
    display: flex;
    gap: 8px;
}

.search-panel input,
.search-panel select,
.search-panel button {
    border: none;
    border-radius: 999px;
    padding: 16px 20px;
    font-size: 1rem;
}

.search-panel input {
    flex: 1;
    background: rgba(255,255,255,0.92);
}

.search-panel select {
    width: 140px;
    background: rgba(255,255,255,0.92);
}

.search-panel button {
    background: #ff4d4f;
    color: #fff;
    min-width: 110px;
    cursor: pointer;
}

.nav-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    padding: 14px 0 28px;
}

.nav-tab {
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    font-size: 0.95rem;
}

.main-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 60px;
    display: grid;
    gap: 28px;
    grid-template-columns: 1.75fr 1fr;
}

.section-card {
    background: var(--card);
    border-radius: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    padding: 24px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    font-size: 1.1rem;
    font-weight: 700;
}

.link-grid {
    display: grid;
    gap: 16px;
}

.link-grid.columns-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.link-card {
    background: #f8f8ff;
    border-radius: 18px;
    padding: 18px;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.link-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 38px rgba(0,0,0,0.08);
}

.link-card strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1rem;
}

.link-card span {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.5;
}

.badge {
    display: inline-flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 10px;
    color: #8f8f8f;
    font-size: 0.85rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.stat-item {
    background: #f8f8ff;
    border-radius: 18px;
    padding: 18px;
    text-align: center;
}

.stat-item strong {
    display: block;
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.sidebar .sidebar-section {
    margin-bottom: 24px;
}

.hot-topic-list,
.hot-topic-list li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.hot-topic-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid var(--card-border);
    margin-bottom: 12px;
}

.hot-topic-item a {
    display: block;
    color: var(--text);
}

.sidebar .sidebar-section h3 {
    margin-bottom: 16px;
    font-size: 1rem;
    font-weight: 700;
}

@media(max-width: 980px) {
    .main-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media(max-width: 680px) {
    .nav-tabs { justify-content: flex-start; }
    .search-panel form { flex-direction: column; }
    .search-panel select,
    .search-panel button { width: 100%; }
    .stats-grid { grid-template-columns: 1fr; }
}