/* ============================================================
   异想纪元·熵寂录 —— 百科站 全局样式 v1
   说明：整站重制为百科形态，剔除商店/登录/工单相关样式
   ============================================================ */

:root {
    --bg-dark:   #0a0c0f;
    --bg-card:   #151a1f;
    --bg-deep:   #0d1218;
    --text-light:#e0e4e8;
    --text-dim:  #a0a8b0;
    --accent-cyan:   #3ecfcf;
    --accent-purple: #9b4dff;
    --accent-red:    #ff4d6d;
    --line:      rgba(62, 207, 207, 0.22);
    --line-soft: rgba(62, 207, 207, 0.12);
    --border-glow: 0 0 10px rgba(62, 207, 207, 0.3);
    --font-main: 'Segoe UI', 'Roboto', 'Noto Sans SC', system-ui, sans-serif;
    --font-mono: ui-monospace, Menlo, Consolas, 'Noto Sans SC', monospace;
    --transition-standard: all 0.2s ease;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: var(--font-main);
    color: var(--text-light);
    line-height: 1.7;
    min-height: 100vh;
    --bg-image: url('images/home-bg-mobile.jpg');
    background-color: var(--bg-dark);
    background-image: linear-gradient(rgba(0,0,0,0.42), rgba(0,0,0,0.43)), var(--bg-image);
    background-size: cover, cover;
    background-position: center, center;
    background-repeat: no-repeat, no-repeat;
    background-attachment: fixed, fixed;
}
@media (min-width: 768px)  { body { --bg-image: url('images/home-bg-tablet.jpg'); } }
@media (min-width: 1200px) { body { --bg-image: url('images/home-bg-desktop.jpg'); } }
/* 粒子画布 */
#bg-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; pointer-events: none; }

/* ===== 导航栏 ===== */
.navbar {
    display: flex; justify-content: flex-start; align-items: center; gap: 1.1rem;
    padding: 1rem 5%;
    border-bottom: 1px solid var(--line);
    background: rgba(10,12,15,0.95);
    backdrop-filter: blur(5px);
    position: sticky; top: 0; z-index: 100;
}
.logo {
    font-size: 1.4rem; font-weight: 700; letter-spacing: 1px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.logo span { font-size: .95rem; opacity: .8; }
.menu-btn { display: flex; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.menu-btn span { width: 24px; height: 2px; background: var(--accent-cyan); transition: var(--transition-standard); }
.menu-btn:hover span { background: var(--accent-purple); }

/* ===== 侧边栏 ===== */
.sidebar {
    position: fixed; top: 0; left: -320px; width: 250px; height: 100vh;
    display: flex; flex-direction: column;
    background: rgba(10,12,15,0.98);
    border-right: 1px solid rgba(62,207,207,0.3);
    box-shadow: 4px 0 20px rgba(0,0,0,0.8);
    z-index: 2000; transition: left .3s ease;
    padding: 1.8rem 1.4rem 1.4rem; overflow-y: auto;
}
.sidebar.open { left: 0; }
.sidebar-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.4rem; padding-bottom: .9rem; border-bottom: 1px solid rgba(62,207,207,0.3); }
/* 侧边栏标题：TEOH-Wiki —— 放大特殊字体 + 淡蓝描边 */
.sidebar-logo {
    font-family: 'Georgia', 'Times New Roman', 'Songti SC', serif;
    font-style: italic;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: .06em;
    color: #ffffff;
    -webkit-text-stroke: 1.2px rgba(150, 220, 255, 0.9);
    text-shadow:
        0 0 6px rgba(150, 220, 255, 0.55),
        0 0 18px rgba(90, 170, 255, 0.35);
}
.close-btn { font-size: 1.6rem; color: var(--text-dim); cursor: pointer; line-height: 1; }
.close-btn:hover { color: var(--accent-cyan); }
.sidebar-nav { list-style: none; }
.sidebar-nav li { margin-bottom: .5rem; }
.sidebar-nav a {
    color: var(--text-light); font-size: 1rem; display: block;
    padding: .5rem .8rem; border-radius: 4px; text-decoration: none;
    transition: var(--transition-standard); border-left: 3px solid transparent;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
    background: rgba(62,207,207,0.1); color: var(--accent-cyan); border-left-color: var(--accent-cyan);
}
/* 侧边栏最底层：图标 + 服务器/群号 */
.sidebar-bottom { margin-top: auto; padding-top: 1.2rem; }
.wiki-mark { display: block; width: 100%; max-width: 180px; margin: 0 auto .9rem; image-rendering: pixelated; }
.sidebar-foot {
    padding-top: .9rem; border-top: 1px solid var(--line-soft);
    font-size: .78rem; color: var(--text-dim); line-height: 1.9; text-align: center;
}

.overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(2px); z-index: 1999; opacity: 0; visibility: hidden; transition: opacity .3s ease; }
.overlay.show { opacity: 1; visibility: visible; }

/* ===== 主体 ===== */
.scroll-content { position: relative; z-index: 1; }
.section { min-height: 60vh; display: flex; flex-direction: column; padding: 4.5rem 5% 3rem; }
.section-header { width: 100%; max-width: 1200px; margin: 0 auto 1.8rem; }
.main-title { font-size: 2.2rem; font-weight: 700; color: var(--accent-cyan); margin: 0; line-height: 1.2; letter-spacing: .06em; }
.sub-title { font-size: .9rem; color: var(--text-dim); letter-spacing: 3px; margin: .35rem 0 0; text-transform: uppercase; }
.sub-title .arrow { font-size: 1.1rem; margin-left: 5px; color: var(--accent-purple); }

/* ===== 通用卡片（「」括号装饰） ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
    transition: var(--transition-standard);
    position: relative; padding: 1.6rem;
}
.card::before, .card::after {
    position: absolute; font-size: 1.7rem; font-weight: bold; pointer-events: none; z-index: 2; line-height: 1;
    color: var(--accent-cyan); text-shadow: 0 0 8px var(--accent-cyan);
}
.card::before { content: '「'; top: -4px; left: -2px; }
.card::after  { content: '」'; bottom: -4px; right: -2px; color: var(--accent-purple); text-shadow: 0 0 8px var(--accent-purple); }
.card:hover { border-color: var(--accent-cyan); box-shadow: 0 0 15px rgba(62,207,207,0.35); transform: translateY(-4px); }

/* ===== 按钮 ===== */
.btn {
    display: inline-block; padding: .6rem 1.6rem; cursor: pointer;
    border: 1px solid var(--accent-cyan); background: transparent;
    color: var(--accent-cyan); font-family: inherit; font-size: .9rem;
    letter-spacing: .08em; text-decoration: none; transition: var(--transition-standard);
}
.btn:hover { background: var(--accent-cyan); color: #05181a; }

/* ===== 首页：英雄区 ===== */
.hero { min-height: 78vh; justify-content: center; align-items: center; text-align: center; }
.hero-title {
    font-size: clamp(2.4rem, 10vw, 4.6rem); font-weight: 900; letter-spacing: .12em;
    background: linear-gradient(135deg, #fff, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { display: flex; gap: 1.5rem; justify-content: center; flex-wrap: wrap; margin-top: 1rem; color: var(--text-dim); font-size: .9rem; letter-spacing: .1em; }
.hero-desc { max-width: 620px; margin: 1.6rem auto 0; color: var(--text-dim); font-size: .95rem; }

/* ===== 首页：栏目入口格 ===== */
.cat-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.4rem; width: 100%; max-width: 1200px; margin: 0 auto;
}
a.cat-card { display: block; text-decoration: none; color: inherit; }
.cat-card .cat-en { font-size: .68rem; letter-spacing: .22em; color: var(--accent-cyan); opacity: .85; }
.cat-card .cat-name { font-size: 1.25rem; font-weight: 700; margin: .45rem 0 .3rem; color: var(--text-light); }
.cat-card .cat-desc { font-size: .82rem; color: var(--text-dim); line-height: 1.6; }
.cat-card .cat-count { position: absolute; right: 1rem; top: .55rem; font-size: .7rem; color: var(--text-dim); opacity: .6; }

/* ===== 栏目页：筛选 + 列表 ===== */
.chip-row { display: flex; flex-wrap: wrap; gap: .55rem; width: 100%; max-width: 1200px; margin: 0 auto 1.5rem; }
.chip {
    padding: .4rem 1rem; font-size: .82rem; cursor: pointer; font-family: inherit;
    border: 1px solid var(--line); color: var(--text-dim); background: transparent;
    transition: var(--transition-standard);
}
.chip:hover { border-color: var(--accent-cyan); color: var(--text-light); }
.chip.active { background: rgba(62,207,207,0.12); color: var(--accent-cyan); border-color: var(--accent-cyan); }

.entry-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem; width: 100%; max-width: 1200px; margin: 0 auto;
}
.entry-card { cursor: pointer; min-height: 150px; display: flex; flex-direction: column; justify-content: space-between; }
.entry-card .e-no { position: absolute; right: 1rem; top: .5rem; font-size: .66rem; color: var(--text-dim); opacity: .65; letter-spacing: .08em; }
.entry-card .e-tag { font-size: .66rem; letter-spacing: .2em; color: var(--accent-cyan); }
.entry-card .e-name { font-size: 1.12rem; font-weight: 700; margin: .5rem 0 .3rem; line-height: 1.35; }
.entry-card .e-sub { font-size: .82rem; color: var(--text-dim); line-height: 1.6; }
.entry-card.locked { opacity: .5; }

/* 搜索框 */
.search-box { width: 100%; max-width: 1200px; margin: 0 auto 1.4rem; position: relative; }
.search-box input {
    width: 100%; padding: .8rem 1rem; background: rgba(255,255,255,0.04);
    border: 1px solid var(--line); color: var(--text-light); font-family: inherit; font-size: .95rem;
    outline: none; transition: var(--transition-standard);
}
.search-box input:focus { border-color: var(--accent-cyan); box-shadow: var(--border-glow); }
.search-box input::placeholder { color: var(--text-dim); }

/* 详情弹窗 */
.detail-modal { display: none; position: fixed; inset: 0; z-index: 3000; background: rgba(0,0,0,0.86); padding: 5vh 4vw; overflow: auto; }
.detail-modal.open { display: block; }
.detail-inner { max-width: 880px; margin: 0 auto; background: var(--bg-deep); border: 1px solid rgba(62,207,207,0.3); box-shadow: 0 8px 20px rgba(0,0,0,0.5); padding: 2rem 2.2rem; }
.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1rem; }
.detail-title { color: var(--accent-cyan); font-size: 1.15rem; letter-spacing: .06em; }
.detail-meta { font-size: .75rem; color: var(--text-dim); letter-spacing: .1em; }
.detail-close { cursor: pointer; color: var(--accent-cyan); font-size: 1.5rem; line-height: 1; }
.detail-close:hover { color: var(--accent-purple); }
.detail-body { white-space: pre-wrap; word-break: break-word; font-family: var(--font-mono); font-size: .86rem; line-height: 1.9; color: var(--text-light); }

/* 免责/页脚 */
.site-foot { text-align: center; padding: 2.5rem 5% 3rem; color: var(--text-dim); font-size: .78rem; line-height: 2; border-top: 1px solid var(--line-soft); margin-top: 2rem; }
.site-foot .sf-line { letter-spacing: .12em; }

/* 空态 */
.empty-tip { color: var(--text-dim); font-size: .9rem; padding: 2rem 0; }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .section { padding: 3.2rem 1rem 2.4rem; }
    .main-title { font-size: 1.7rem; }
    .entry-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
    .cat-grid { grid-template-columns: 1fr; gap: 1rem; }
    .card { padding: 1.1rem; }
    .detail-inner { padding: 1.3rem; }
    .detail-body { font-size: .8rem; }
}
@media (max-width: 480px) {
    .entry-grid { grid-template-columns: 1fr; }
}