/* ============================================================
   开缠门 · 赛博玻璃设计系统（KCM Cyber-Glass）
   参照 www.kaichanmen.com 官网视觉：深色底 + 网格 + 径向光晕 +
   浮空粒子 + 玻璃卡片 + 渐变标题 + 发光按钮。
   主题通过 --accent / --accent-rgb 驱动，按板块切换配色。
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ---------- 主题变量 ---------- */
:root,
[data-theme="home"] {
  --bg: #03060f;
  --accent: #00d4ff;        --accent-rgb: 0,212,255;
  --accent-2: #a5b4fc;      --accent-2-rgb: 165,180,252;
  --text: #eaf3ff;
  --muted: rgba(214,232,255,0.72);
  --panel: rgba(8,16,32,0.72);
  --line: rgba(0,212,255,0.22);
}
[data-theme="medicine"] {
  --bg: #030f0a;
  --accent: #1ed67e;        --accent-rgb: 30,214,126;
  --accent-2: #5eead4;      --accent-2-rgb: 94,234,212;
  --text: #ecfff5;
  --muted: rgba(206,255,232,0.74);
  --panel: rgba(6,20,16,0.72);
  --line: rgba(30,214,126,0.22);
}
[data-theme="finance"] {
  --bg: #03070f;
  --accent: #4d8dff;        --accent-rgb: 77,141,255;
  --accent-2: #7aa8ff;      --accent-2-rgb: 122,168,255;
  --text: #eaf2ff;
  --muted: rgba(208,224,255,0.74);
  --panel: rgba(8,14,30,0.72);
  --line: rgba(77,141,255,0.22);
}
[data-theme="about"] {
  --bg: #0f0803;
  --accent: #ff8a3d;        --accent-rgb: 255,138,61;
  --accent-2: #ffb37a;      --accent-2-rgb: 255,179,122;
  --text: #fff3e9;
  --muted: rgba(255,228,205,0.76);
  --panel: rgba(26,14,8,0.72);
  --line: rgba(255,138,61,0.24);
}

/* 卡片局部配色（首页三板块各自带色） */
.card.med   { --accent:#1ed67e; --accent-rgb:30,214,126;  --accent-2:#5eead4; --accent-2-rgb:94,234,212;  --line:rgba(30,214,126,0.28); }
.card.fin   { --accent:#4d8dff; --accent-rgb:77,141,255;  --accent-2:#7aa8ff; --accent-2-rgb:122,168,255; --line:rgba(77,141,255,0.28); }
.card.about { --accent:#ff8a3d; --accent-rgb:255,138,61;  --accent-2:#ffb37a; --accent-2-rgb:255,179,122; --line:rgba(255,138,61,0.30); }

/* ---------- 背景层 ---------- */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}
body::before { /* 网格 */
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(var(--accent-rgb), 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb), 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none; z-index: 0;
}
body::after { /* 径向光晕 */
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(var(--accent-rgb), 0.20), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 90%, rgba(var(--accent-2-rgb), 0.12), transparent 50%),
    radial-gradient(ellipse 50% 30% at 0% 60%, rgba(var(--accent-rgb), 0.08), transparent 45%);
  pointer-events: none; z-index: 0;
  transition: background 0.4s ease;
}

/* ---------- 浮空粒子 ---------- */
.particles { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 1; }
.particle {
  position: absolute; width: 3px; height: 3px;
  background: rgba(var(--accent-rgb), 0.55);
  border-radius: 50%;
  box-shadow: 0 0 6px rgba(var(--accent-rgb), 0.6);
  animation: float-up linear infinite;
}
@keyframes float-up {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ---------- 顶栏 ---------- */
.topbar {
  position: relative; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  max-width: 1140px; margin: 0 auto; width: 100%;
  padding: 1rem 1.5rem;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-weight: 700; font-size: 1.02rem; color: var(--text); text-decoration: none;
  letter-spacing: .02em;
}
.brand .dot {
  width: 34px; height: 34px; border-radius: 11px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.30), rgba(var(--accent-2-rgb), 0.20));
  border: 1px solid rgba(var(--accent-rgb), 0.40);
  color: var(--accent); font-size: .82rem; font-weight: 800;
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.25);
}
.topnav { display: flex; align-items: center; gap: .15rem; flex-wrap: wrap; }
.topnav a {
  color: var(--muted); text-decoration: none; font-size: .88rem;
  padding: .45rem .8rem; border-radius: 10px; transition: .2s;
}
.topnav a:hover { color: var(--text); background: rgba(var(--accent-rgb), 0.08); }
.topnav a.active { color: var(--accent); background: rgba(var(--accent-rgb), 0.12); }
.login-pill {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .95rem !important; border-radius: 999px !important;
  border: 1px solid rgba(var(--accent-rgb), 0.35) !important;
  color: var(--accent) !important; font-weight: 600;
  background: rgba(var(--accent-rgb), 0.08) !important;
  transition: .2s;
}
.login-pill:hover { box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.22); transform: translateY(-1px); }
.user-chip {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem .8rem; border-radius: 999px;
  background: rgba(var(--accent-rgb), 0.10);
  border: 1px solid rgba(var(--accent-rgb), 0.30);
  color: var(--text); font-size: .85rem;
}
.user-chip .ava {
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; font-size: .72rem; font-weight: 700;
  background: rgba(var(--accent-rgb), 0.25); color: var(--accent);
}
.user-chip .online { width: 7px; height: 7px; border-radius: 50%; background: #3fcf6b; box-shadow: 0 0 8px #3fcf6b; }
.user-chip .logout { color: var(--muted); cursor: pointer; margin-left: .2rem; }
.user-chip .logout:hover { color: #ff7a7a; }

/* ---------- 英雄区 ---------- */
.hero {
  position: relative; z-index: 2; text-align: center;
  max-width: 780px; margin: 0 auto;
  padding: 3rem 1.25rem 1.5rem;
}
.mark-badge {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .12em;
  padding: .4rem 1rem; border-radius: 999px; margin-bottom: 1.4rem;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px solid rgba(var(--accent-rgb), 0.30);
  box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.10) inset;
}
.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.3rem); font-weight: 800; letter-spacing: -.01em;
  line-height: 1.12; margin-bottom: .7rem;
  background: linear-gradient(135deg, #ffffff 0%, var(--accent) 55%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .sub { font-size: clamp(1rem, 2.6vw, 1.18rem); color: var(--text); opacity: .92; margin-bottom: .5rem; }
.hero .tag { font-size: .95rem; color: var(--muted); }

/* 副页 hero（更紧凑） */
.hero.sub { padding: 2rem 1.25rem 1rem; }
.hero.sub h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
.hero .lead {
  max-width: 620px; margin: .6rem auto 0; font-size: .98rem; color: var(--muted); line-height: 1.7;
}

/* ---------- 区块标题 ---------- */
.section-head {
  position: relative; z-index: 2;
  max-width: 1000px; margin: 1.5rem auto .5rem; padding: 0 1.25rem;
  text-align: center;
}
.section-head .eyebrow {
  font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600;
}
.section-head h2 {
  font-size: clamp(1.4rem, 4vw, 1.9rem); font-weight: 700; margin: .35rem 0;
}

/* ---------- 卡片网格 ---------- */
.grid {
  position: relative; z-index: 2;
  max-width: 1000px; margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.15rem;
}
.card {
  display: flex; flex-direction: column; text-decoration: none; color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px; padding: 1.6rem;
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  transition: transform .28s ease, border-color .28s ease, box-shadow .28s ease;
  position: relative; overflow: hidden;
}
.card::before { /* 顶部柔光 */
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 120px;
  background: radial-gradient(circle at 50% 0%, rgba(var(--accent-rgb), 0.16), transparent 70%);
  opacity: 0; transition: opacity .28s ease; pointer-events: none;
}
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(var(--accent-rgb), 0.55);
  box-shadow: 0 22px 60px rgba(0,0,0,0.45), 0 0 34px rgba(var(--accent-rgb), 0.16);
}
.card:hover::before { opacity: 1; }
.card .ic {
  width: 50px; height: 50px; border-radius: 15px;
  display: grid; place-items: center; font-size: 1.5rem;
  background: rgba(var(--accent-rgb), 0.12);
  border: 1px solid rgba(var(--accent-rgb), 0.32);
  margin-bottom: 1.05rem;
}
.card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: .4rem; }
.card p { font-size: .88rem; color: var(--muted); line-height: 1.65; flex: 1; }
.card .go {
  margin-top: 1.1rem; color: var(--accent); font-weight: 600; font-size: .86rem;
  display: inline-flex; align-items: center; gap: .35rem;
}
.card .go .arrow { transition: transform .28s ease; }
.card:hover .go .arrow { transform: translateX(4px); }

/* 醒目 CTA 卡（考试测试入口等） */
.card.cta-card {
  grid-column: 1 / -1;
  text-align: center;
  border-color: rgba(var(--accent-rgb), 0.5);
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.16), var(--panel) 62%);
  box-shadow: 0 18px 50px rgba(0,0,0,0.4), 0 0 32px rgba(var(--accent-rgb), 0.20);
  padding: 2.2rem 2rem;
}
.card.cta-card .ic { width: 72px; height: 72px; font-size: 2.2rem; margin: 0 auto 1.2rem; }
.card.cta-card h3 { font-size: 1.6rem; margin-bottom: .5rem; }
.card.cta-card p { font-size: .95rem; max-width: 600px; margin: 0 auto 1rem; }
.card.cta-card .go { font-size: 1rem; justify-content: center; }
@media (max-width: 720px) {
  .card.cta-card { padding: 1.8rem 1.2rem; }
}

/* 大号特色卡（首页板块 / hero 下方 CTA） */
.card.feature { min-height: 190px; }

/* ---------- 列表式导航按钮（与官网一致的竖排） ---------- */
.nav-list { position: relative; z-index: 2; list-style: none; display: flex; flex-direction: column; gap: .8rem; max-width: 640px; margin: 0 auto; padding: 0 1.25rem 2.5rem; }
.nav-btn {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 1rem 1.25rem; border-radius: 16px;
  background: rgba(var(--accent-rgb), 0.06);
  border: 1px solid rgba(var(--accent-rgb), 0.18);
  color: var(--text); text-decoration: none; font-size: .96rem; font-weight: 500;
  cursor: pointer; transition: all .25s ease; font-family: inherit; text-align: left;
}
.nav-btn:hover, .nav-btn:focus-visible {
  background: rgba(var(--accent-rgb), 0.14);
  border-color: rgba(var(--accent-rgb), 0.45);
  box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.20), 0 0 0 1px rgba(var(--accent-rgb), 0.10) inset;
  transform: translateY(-1px); outline: none;
}
.nav-btn-text { display: flex; align-items: center; gap: .7rem; flex: 1; min-width: 0; }
.nav-btn-text .icon { font-size: 1.2rem; flex-shrink: 0; }
.nav-btn-text .label { flex: 1; min-width: 0; }
.nav-btn-text .desc { font-size: .78rem; color: var(--muted); font-weight: 400; }
.nav-btn .arrow { flex-shrink: 0; color: rgba(var(--accent-rgb), 0.75); font-size: 1.15rem; margin-left: .6rem; }

/* ---------- 玻璃内容卡（联系 / 书本 / 视频等） ---------- */
.panel-box {
  position: relative; z-index: 2;
  max-width: 720px; margin: 0 auto 2.5rem;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 22px; padding: 1.8rem;
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
}
.panel-box h3 { font-size: 1.05rem; color: var(--accent); margin-bottom: .8rem; }
.panel-box p { color: var(--muted); font-size: .92rem; line-height: 1.75; margin-bottom: .6rem; }

/* 书本封面占位 */
.book-cover {
  width: 130px; height: 180px; border-radius: 8px; flex-shrink: 0;
  background: linear-gradient(160deg, rgba(var(--accent-rgb), 0.35), rgba(var(--accent-2-rgb), 0.18));
  border: 1px solid rgba(var(--accent-rgb), 0.45);
  display: grid; place-items: center; text-align: center; padding: .8rem;
  color: var(--text); font-weight: 700; font-size: .95rem; line-height: 1.4;
  box-shadow: 0 12px 40px rgba(var(--accent-rgb), 0.18);
}
.book-row { display: flex; gap: 1.4rem; align-items: flex-start; }
.book-chapters { list-style: none; margin-top: .6rem; }
.book-chapters li {
  font-size: .88rem; color: var(--muted); padding: .4rem 0; border-bottom: 1px dashed rgba(var(--accent-rgb), 0.14);
  display: flex; gap: .6rem;
}
.book-chapters li .no { color: var(--accent); font-weight: 700; }

/* 视频网格 */
.video-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.video-card {
  display: block; text-decoration: none; color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  transition: .25s;
}
.video-card:hover { transform: translateY(-4px); border-color: rgba(var(--accent-rgb), 0.5); box-shadow: 0 16px 44px rgba(0,0,0,.4), 0 0 26px rgba(var(--accent-rgb), 0.15); }
.video-thumb {
  aspect-ratio: 16/9; display: grid; place-items: center; font-size: 2rem;
  background: linear-gradient(160deg, rgba(var(--accent-rgb), 0.22), rgba(var(--accent-2-rgb), 0.10));
  border-bottom: 1px solid var(--line);
}
.video-card .meta { padding: .85rem 1rem; }
.video-card .meta h4 { font-size: .92rem; font-weight: 600; margin-bottom: .25rem; }
.video-card .meta span { font-size: .76rem; color: var(--muted); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .8rem 1.4rem; border-radius: 12px; font-family: inherit;
  font-size: .92rem; font-weight: 600; cursor: pointer; border: none;
  text-decoration: none; transition: all .25s ease; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03060f;
  box-shadow: 0 6px 24px rgba(var(--accent-rgb), 0.35);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 32px rgba(var(--accent-rgb), 0.45); }
.btn-ghost {
  background: rgba(var(--accent-rgb), 0.06); color: var(--text);
  border: 1px solid rgba(var(--accent-rgb), 0.30);
}
.btn-ghost:hover { background: rgba(var(--accent-rgb), 0.14); border-color: rgba(var(--accent-rgb), 0.5); }

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative; z-index: 2;
  margin: 1rem auto 2rem; max-width: 1000px; padding: 0 1.25rem;
  font-size: .8rem; color: var(--muted); text-align: center;
  border-top: 1px solid rgba(var(--accent-rgb), 0.12); padding-top: 1.4rem;
}
.site-footer a { color: var(--accent); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
  .topbar { padding: .85rem 1rem; flex-wrap: wrap; }
  .topnav a { padding: .4rem .55rem; font-size: .82rem; }
  .hero { padding: 2.2rem 1.1rem 1rem; }
  .grid { grid-template-columns: 1fr; padding: 1.2rem 1.1rem 2.5rem; gap: 1rem; }
  .panel-box { margin: 0 1.1rem 2.2rem; padding: 1.4rem; }
  .book-row { flex-direction: column; align-items: center; text-align: center; }
  .nav-btn { padding: .9rem 1rem; }
  .nav-btn-text .desc { display: none; }
}
@media (max-width: 420px) {
  .topnav .nav-label-hide { display: none; }
}

/* ============================================================
   论坛专用样式（在赛博玻璃系统之上扩展）
   ============================================================ */
.forum-main { position: relative; z-index: 2; max-width: 1000px; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }

/* 我的积分小卡 */
.f-pts {
  display: inline-flex; flex-direction: column; align-items: flex-end;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 10px 16px; backdrop-filter: blur(8px);
}
.f-pts .v { font-size: 22px; font-weight: 800; color: var(--accent); line-height: 1.1; }
.f-pts .l { font-size: 12px; color: var(--muted); }

/* 搜索 + 排序条 */
.toolbar { position: relative; z-index: 2; max-width: 1000px; margin: 0 auto; padding: 0 1.25rem; display: flex; gap: .8rem; align-items: center; flex-wrap: wrap; }
.search-box {
  flex: 1; min-width: 200px; display: flex; gap: .5rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: .5rem .7rem;
  backdrop-filter: blur(8px);
}
.search-box input { flex: 1; background: transparent; border: none; outline: none; color: var(--text); font: inherit; }
.search-box input::placeholder { color: var(--muted); }
.search-box button { background: transparent; border: none; color: var(--accent); cursor: pointer; font-size: 1rem; padding: 0 .3rem; }
.sort-pills { display: inline-flex; gap: .35rem; }
.sort-pill {
  padding: .5rem .9rem; border-radius: 999px; font-size: .85rem; text-decoration: none;
  color: var(--muted); border: 1px solid var(--line); background: var(--panel); transition: .2s;
}
.sort-pill:hover { color: var(--text); }
.sort-pill.active { color: #03060f; background: linear-gradient(135deg, var(--accent), var(--accent-2)); font-weight: 600; border-color: transparent; }

/* 帖子/主题列表 */
.threads { display: flex; flex-direction: column; gap: 12px; margin-top: 1rem; }
.thread {
  display: block; text-decoration: none; color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px;
  backdrop-filter: blur(10px); transition: border .15s, transform .12s;
}
.thread:hover { border-color: rgba(var(--accent-rgb), .5); transform: translateY(-1px); }
.thread .t-title { font-size: 16.5px; font-weight: 700; color: var(--text); }
.thread .t-excerpt { margin-top: 6px; font-size: 13.5px; color: var(--muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.thread .t-meta { margin-top: 10px; font-size: 12.5px; color: var(--muted); display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.thread .t-meta .author { color: var(--accent); font-weight: 600; }
.thread .t-rc { margin-left: auto; background: rgba(var(--accent-rgb), .12); border: 1px solid rgba(var(--accent-rgb), .3); color: var(--accent); padding: 1px 10px; border-radius: 999px; font-weight: 600; }

/* 板块卡 */
.board-card { text-decoration: none; color: var(--text); }
.board-card .b-desc { color: var(--muted); font-size: .9rem; margin-top: .5rem; }
.board-card .b-count { margin-top: .8rem; font-size: .8rem; color: var(--accent); }

/* 主题详情 */
.thread-detail { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem 1.5rem; backdrop-filter: blur(12px); }
.thread-detail .t-title { font-size: 22px; font-weight: 800; background: linear-gradient(135deg, #fff, var(--accent)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.thread-detail .t-meta { font-size: 12.5px; color: var(--muted); display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin: 8px 0 4px; }
.thread-detail .t-meta .author { color: var(--accent); font-weight: 600; }
.thread-detail .t-body { color: var(--text); line-height: 1.75; margin-top: 10px; }
.thread-detail .t-body p { margin: 0 0 .8rem; }
.thread-detail .t-body h1, .thread-detail .t-body h2, .thread-detail .t-body h3 { margin: 1rem 0 .5rem; color: var(--accent); }
.thread-detail .t-body code { background: rgba(var(--accent-rgb), .12); padding: .1rem .4rem; border-radius: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em; }
.thread-detail .t-body pre { background: rgba(0,0,0,.35); border: 1px solid var(--line); border-radius: 10px; padding: .9rem 1rem; overflow-x: auto; margin: .6rem 0; }
.thread-detail .t-body pre code { background: none; padding: 0; }
.thread-detail .t-body blockquote { border-left: 3px solid var(--accent); padding-left: .9rem; margin: .6rem 0; color: var(--muted); }
.thread-detail .t-body a { color: var(--accent); }
.thread-detail .t-body ul, .thread-detail .t-body ol { margin: .4rem 0 .8rem 1.2rem; }
.thread-detail .t-body li { margin: .2rem 0; }

/* 回帖 */
.reply {
  border: 1px solid rgba(var(--accent-rgb), .16); border-radius: 14px; padding: 14px 16px; margin-top: 14px;
  background: rgba(var(--accent-rgb), .05); position: relative;
}
.reply .r-meta { font-size: 12.5px; color: var(--muted); margin-bottom: 6px; display: flex; gap: 12px; align-items: center; }
.reply .r-meta .author { color: var(--accent); font-weight: 600; }
.reply .r-body { color: var(--text); line-height: 1.7; }
.reply .r-body p { margin: 0 0 .6rem; }
.reply .r-body code { background: rgba(var(--accent-rgb), .12); padding: .1rem .4rem; border-radius: 6px; font-family: ui-monospace, monospace; font-size: .88em; }
.reply .r-body pre { background: rgba(0,0,0,.35); border: 1px solid var(--line); border-radius: 10px; padding: .9rem 1rem; overflow-x: auto; margin: .5rem 0; }
.reply .r-body pre code { background: none; padding: 0; }
.reply .r-body blockquote { border-left: 3px solid var(--accent); padding-left: .9rem; margin: .5rem 0; color: var(--muted); }

/* 点赞按钮 */
.like-btn {
  display: inline-flex; align-items: center; gap: .4rem; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: .35rem .8rem; color: var(--muted); font-size: .85rem; transition: .2s; user-select: none;
}
.like-btn:hover { border-color: rgba(var(--accent-rgb), .5); color: var(--text); }
.like-btn.liked { color: #ff5d73; border-color: rgba(255,93,115,.5); background: rgba(255,93,115,.10); }
.like-btn .heart { font-size: 1rem; }

/* 表单 */
.composer { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem 1.5rem; backdrop-filter: blur(12px); margin-top: 1.2rem; }
.composer h3 { font-size: 15px; font-weight: 700; color: var(--text); margin: 0 0 14px; display: flex; align-items: center; gap: 10px; }
.composer h3::before { content: ''; width: 4px; height: 16px; border-radius: 3px; background: linear-gradient(180deg, var(--accent), var(--accent-2)); box-shadow: 0 0 10px rgba(var(--accent-rgb), .5); }
label.fld { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 6px; }
input.fin, textarea.fin {
  width: 100%; box-sizing: border-box; background: rgba(10,14,22,.55);
  border: 1px solid var(--line); border-radius: 10px; color: var(--text); padding: 11px 13px; font: inherit;
  outline: none; transition: border .15s, box-shadow .15s;
}
input.fin:focus, textarea.fin:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .18); }
textarea.fin { min-height: 110px; resize: vertical; }
.form-hint { font-size: 12.5px; color: var(--muted); margin-left: auto; }
.form-row { display: flex; gap: 10px; align-items: center; margin-top: 14px; flex-wrap: wrap; }

/* 未登录提示 */
.login-gate { text-align: center; padding: 40px 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; backdrop-filter: blur(12px); }
.login-gate p { color: var(--muted); margin-bottom: 18px; }

/* 分页 */
.pager { display: flex; gap: .5rem; justify-content: center; align-items: center; margin: 1.8rem 0 1rem; flex-wrap: wrap; }
.pager a, .pager span {
  padding: .5rem .9rem; border-radius: 10px; text-decoration: none; font-size: .88rem;
  border: 1px solid var(--line); background: var(--panel); color: var(--muted); transition: .2s;
}
.pager a:hover { color: var(--text); border-color: rgba(var(--accent-rgb), .5); }
.pager .cur { color: #03060f; background: linear-gradient(135deg, var(--accent), var(--accent-2)); font-weight: 700; border-color: transparent; }
.pager .disabled { opacity: .4; pointer-events: none; }

.empty { color: var(--muted); font-size: 13.5px; padding: 20px 2px; text-align: center; }
.back-link { color: var(--muted); text-decoration: none; font-size: 13.5px; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; margin-bottom: 14px; }
.back-link:hover { color: var(--accent); }
.toast { position: fixed; left: 50%; bottom: 38px; transform: translateX(-50%) translateY(20px); background: rgba(20,24,34,.92); border: 1px solid rgba(var(--accent-rgb), .5); color: var(--accent); padding: 11px 22px; border-radius: 999px; font-weight: 700; backdrop-filter: blur(10px); box-shadow: 0 0 22px rgba(var(--accent-rgb), .4); opacity: 0; transition: opacity .25s, transform .25s; z-index: 9999; pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   论坛 · Discuz 风格格局（版块列表 / 主题表格 / 帖子分栏 / 面包屑）
   ============================================================ */
.dz-statbar { display: flex; gap: .8rem; flex-wrap: wrap; margin: 1.2rem 0 .4rem; }
.dz-stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: .6rem 1.1rem; backdrop-filter: blur(10px); }
.dz-stat b { display: block; font-size: 20px; font-weight: 800; color: var(--accent); line-height: 1.1; }
.dz-stat span { font-size: 12px; color: var(--muted); }

.dz-layout { display: grid; grid-template-columns: 1fr 280px; gap: 1.3rem; align-items: start; margin-top: 1rem; }

.dz-section { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: .4rem 1.1rem 1.1rem; backdrop-filter: blur(12px); margin-bottom: 1.2rem; }
.dz-section-h { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; color: var(--text); padding: .9rem 0 .7rem; border-bottom: 1px solid var(--line); margin-bottom: .6rem; }
.dz-section-h .dz-bar { width: 4px; height: 16px; border-radius: 3px; background: linear-gradient(180deg, var(--accent), var(--accent-2)); box-shadow: 0 0 10px rgba(var(--accent-rgb), .5); }
.dz-section-h .dz-count { margin-left: auto; font-size: 12.5px; color: var(--muted); font-weight: 500; }

/* 版块列表 */
.dz-boardlist { display: flex; flex-direction: column; }
.dz-board { display: grid; grid-template-columns: 50px 1fr 120px; gap: 14px; align-items: center; text-decoration: none; color: var(--text); padding: .9rem .4rem; border-bottom: 1px solid rgba(var(--accent-rgb), .10); transition: .2s; }
.dz-board:last-child { border-bottom: none; }
.dz-board:hover { background: rgba(var(--accent-rgb), .07); border-radius: 10px; }
.dz-board-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 22px; background: rgba(var(--accent-rgb), .12); border: 1px solid var(--line); }
.dz-board-name { font-size: 15.5px; font-weight: 700; }
.dz-board-desc { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.dz-board-stats { text-align: right; font-size: 12.5px; color: var(--muted); }
.dz-board-stats b { color: var(--accent); font-size: 16px; font-weight: 800; }

/* 主题表格 */
.dz-threadlist { display: flex; flex-direction: column; }
.dz-th, .dz-row { display: grid; grid-template-columns: 1fr 130px 86px 165px; gap: 12px; align-items: center; }
.dz-th { font-size: 12px; color: var(--muted); font-weight: 600; padding: .3rem .4rem .7rem; border-bottom: 1px solid var(--line); }
.dz-row { text-decoration: none; color: var(--text); padding: .8rem .4rem; border-bottom: 1px solid rgba(var(--accent-rgb), .10); transition: .2s; }
.dz-row:last-child { border-bottom: none; }
.dz-row:hover { background: rgba(var(--accent-rgb), .07); border-radius: 10px; }
.dz-row .c-title { min-width: 0; }
.dz-row .c-title a { color: var(--text); font-weight: 600; font-size: 14.5px; text-decoration: none; }
.dz-row .c-title a:hover { color: var(--accent); }
.dz-sub { display: block; font-size: 11.5px; color: var(--muted); margin-top: 2px; }
.dz-tag { display: inline-block; font-size: 10.5px; padding: 0 6px; border-radius: 5px; background: rgba(var(--accent-rgb), .14); color: var(--accent); margin-right: 5px; vertical-align: middle; }
.dz-row .c-author { font-size: 12.5px; color: var(--accent); }
.dz-row .c-author i { display: block; font-style: normal; color: var(--muted); font-size: 11.5px; }
.dz-row .c-stat { font-size: 13px; color: var(--text); text-align: center; }
.dz-row .c-stat i { display: block; font-style: normal; color: var(--muted); font-size: 11.5px; }
.dz-row .c-last { font-size: 12px; color: var(--muted); }

/* 侧栏 */
.dz-side { display: flex; flex-direction: column; gap: 1.1rem; }
.dz-side .dz-card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 1rem 1.1rem; backdrop-filter: blur(12px); }
.dz-side h4 { font-size: 14px; font-weight: 700; margin: 0 0 .7rem; display: flex; align-items: center; gap: 8px; }
.dz-side h4::before { content: ''; width: 4px; height: 14px; border-radius: 3px; background: linear-gradient(180deg, var(--accent), var(--accent-2)); }
.dz-side .dz-kv { display: flex; justify-content: space-between; font-size: 13px; padding: .35rem 0; color: var(--muted); }
.dz-side .dz-kv b { color: var(--accent); }
.dz-side .dz-tip { font-size: 12.5px; color: var(--muted); line-height: 1.7; }
.dz-side .dz-tip a { color: var(--accent); text-decoration: none; }

/* 面包屑 */
.dz-breadcrumb { font-size: 12.5px; color: var(--muted); margin: .4rem 0 1rem; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.dz-breadcrumb a { color: var(--muted); text-decoration: none; }
.dz-breadcrumb a:hover { color: var(--accent); }
.dz-breadcrumb .sep { opacity: .5; }
.dz-breadcrumb .cur { color: var(--accent); }

/* 帖子详情：左作者卡 + 右内容 */
.dz-posts { display: flex; flex-direction: column; gap: 1rem; margin-top: 1rem; }
.dz-post { display: grid; grid-template-columns: 168px 1fr; gap: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; backdrop-filter: blur(12px); }
.dz-post-side { background: rgba(var(--accent-rgb), .06); border-right: 1px solid var(--line); padding: 1.1rem 1rem; text-align: center; }
.dz-avatar { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto .6rem; display: grid; place-items: center; font-size: 24px; font-weight: 800; color: #0f0803; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 0 16px rgba(var(--accent-rgb), .4); }
.dz-author-name { font-size: 14.5px; font-weight: 700; color: var(--text); word-break: break-all; }
.dz-role { display: inline-block; margin-top: 6px; font-size: 11px; padding: 1px 9px; border-radius: 999px; background: rgba(var(--accent-rgb), .14); color: var(--accent); }
.dz-post-main { padding: 1rem 1.2rem 1.1rem; min-width: 0; }
.dz-post-head { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); margin-bottom: .5rem; }
.dz-floor { background: rgba(var(--accent-rgb), .12); border: 1px solid var(--line); color: var(--accent); padding: 1px 9px; border-radius: 7px; font-weight: 700; }
.dz-post-body { color: var(--text); line-height: 1.75; margin-top: 4px; }
.dz-post-body p { margin: 0 0 .7rem; }
.dz-post-body h1, .dz-post-body h2, .dz-post-body h3 { margin: 1rem 0 .5rem; color: var(--accent); }
.dz-post-body code { background: rgba(var(--accent-rgb), .12); padding: .1rem .4rem; border-radius: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em; }
.dz-post-body pre { background: rgba(0,0,0,.35); border: 1px solid var(--line); border-radius: 10px; padding: .9rem 1rem; overflow-x: auto; margin: .6rem 0; }
.dz-post-body pre code { background: none; padding: 0; }
.dz-post-body blockquote { border-left: 3px solid var(--accent); padding-left: .9rem; margin: .6rem 0; color: var(--muted); }
.dz-post-body a { color: var(--accent); }
.dz-post-body ul, .dz-post-body ol { margin: .4rem 0 .8rem 1.2rem; }
.dz-post-body li { margin: .2rem 0; }
.dz-post-foot { display: flex; align-items: center; gap: 12px; margin-top: .8rem; }

/* 移动端 */
@media (max-width: 860px) {
  .dz-layout { grid-template-columns: 1fr; }
  .dz-post { grid-template-columns: 1fr; }
  .dz-post-side { border-right: none; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 12px; text-align: left; }
  .dz-avatar { margin: 0; }
  .dz-th { display: none; }
  .dz-row { grid-template-columns: 1fr; gap: 4px; }
  .dz-row .c-author, .dz-row .c-stat, .dz-row .c-last { font-size: 11.5px; color: var(--muted); }
}