:root {
  --bg: #08080a;
  --bg2: #0c0c10;
  --panel: #101014;
  --line: #212129;
  --line2: #2f2f3a;
  --text: #ddd8cd;
  --muted: #8a8474;
  --dim: #55504a;
  --red: #b3352f;
  --red-l: #e05a4f;
  --gold: #c2a04a;
  --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "Yu Mincho", "Hiragino Mincho ProN", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SF Mono", "Cascadia Mono", "JetBrains Mono", Consolas, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 全局噪点 + 暗角 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 0%, transparent 40%, rgba(0,0,0,.55) 100%);
}

::selection { background: rgba(179,53,47,.4); color: #fff; }

/* ---------- 布局 ---------- */
.shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 288px minmax(0, 1fr);
  min-height: 100vh;
}

/* ---------- 侧栏 ---------- */
.side {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--line);
  padding: 40px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 26px;
  background: linear-gradient(180deg, #0a0a0d 0%, #08080a 100%);
  overflow-y: auto;
  scrollbar-width: thin;
}

.brand-mark {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .34em;
  color: var(--red);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--red), transparent);
  opacity: .5;
}

.brand h1 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: .1em;
  line-height: 1.35;
  margin-top: 14px;
}
.brand h1 em {
  font-style: normal;
  color: var(--red-l);
}
.brand .sub {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-top: 10px;
  text-transform: uppercase;
  white-space: nowrap;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat {
  background: var(--bg2);
  padding: 12px 14px;
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 22px;
  color: var(--text);
  font-weight: 500;
  letter-spacing: -.02em;
}
.stat span {
  font-size: 10.5px;
  letter-spacing: .12em;
  color: var(--dim);
  text-transform: uppercase;
}

.nav-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--dim);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.filters { display: flex; flex-direction: column; gap: 2px; }

.filter {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  background: none;
  border: 0;
  border-left: 2px solid transparent;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 13.5px;
  text-align: left;
  cursor: pointer;
  transition: all .18s ease;
}
.filter:hover { color: var(--text); background: rgba(255,255,255,.025); }
.filter.on {
  color: var(--text);
  border-left-color: var(--red);
  background: rgba(179,53,47,.07);
}
.filter .k {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
  letter-spacing: .1em;
  width: 16px;
}
.filter.on .k { color: var(--red-l); }
.filter .n {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
}

.search-wrap { position: relative; }
.search-wrap::before {
  content: "⌕";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--dim);
  font-size: 16px;
}
#q {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 10px 12px 10px 34px;
  font-family: var(--sans);
  font-size: 13px;
  outline: none;
  transition: border-color .2s;
}
#q:focus { border-color: var(--red); }
#q::placeholder { color: var(--dim); }

.side-foot {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  line-height: 1.9;
  color: var(--dim);
}
.side-foot a { color: var(--muted); text-decoration: none; border-bottom: 1px dotted var(--line2); }
.side-foot a:hover { color: var(--red-l); }

/* ---------- 主区 ---------- */
.main { padding: 0 clamp(20px, 5vw, 72px) 100px; }

.hero {
  padding: clamp(56px, 9vh, 96px) 0 40px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.hero .kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .3em;
  color: var(--red);
  text-transform: uppercase;
}
.hero h2 {
  font-family: var(--serif);
  font-size: clamp(30px, 4.4vw, 50px);
  font-weight: 600;
  line-height: 1.36;
  letter-spacing: .02em;
  margin: 18px 0 0;
  max-width: 21em;
  text-wrap: balance;
}
.hero h2 .thin { color: var(--dim); }
.hero p {
  max-width: 40em;
  color: var(--muted);
  font-size: 14.5px;
  margin-top: 22px;
  line-height: 2;
}
.hero p b { color: var(--text); font-weight: 500; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 30px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--dim);
  text-transform: uppercase;
}
.hero-meta span b { color: var(--gold); font-weight: 500; }

/* 列表头 */
.list-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 34px 0 0;
  gap: 20px;
}
.list-head h3 {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .28em;
  color: var(--dim);
  text-transform: uppercase;
  font-weight: 400;
}
.list-head .count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
}
.list-head .right {
  display: flex;
  align-items: center;
  gap: 18px;
}
.rand {
  background: none;
  border: 1px solid var(--line2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .16em;
  padding: 6px 12px;
  cursor: pointer;
  transition: all .2s;
  text-transform: uppercase;
}
.rand:hover { border-color: var(--red); color: var(--red-l); background: rgba(179,53,47,.07); }

/* 卡片 */
.list { margin-top: 6px; }

.card {
  display: grid;
  grid-template-columns: 62px minmax(0,1fr) 96px;
  gap: 22px;
  align-items: start;
  padding: 26px 0 26px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  position: relative;
  transition: background .2s ease;
}
.card::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--red);
  opacity: 0;
  transition: opacity .2s;
}
.card:hover { background: linear-gradient(90deg, rgba(179,53,47,.055), transparent 65%); }
.card:hover::before { opacity: 1; }
.card:hover .c-jp { color: var(--red-l); }

.c-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  letter-spacing: .08em;
  padding-top: 7px;
  transition: color .2s;
}
.card:hover .c-num { color: var(--red); }

.c-jp {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.4;
  transition: color .2s;
}
.c-kana {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--dim);
  letter-spacing: .12em;
  margin-left: 10px;
  font-weight: 400;
}
.c-zh {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: .04em;
}
.c-zh .sep { color: var(--line2); margin: 0 8px; }
.c-hook {
  font-size: 13.5px;
  color: var(--dim);
  margin-top: 12px;
  line-height: 1.85;
  max-width: 52em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card:hover .c-hook { color: var(--muted); }

.c-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.tag {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .12em;
  color: var(--dim);
  border: 1px solid var(--line);
  padding: 2px 7px;
  text-transform: uppercase;
}
.tag.tier { border-color: var(--line2); color: var(--muted); }
.tag.tier.S { border-color: rgba(179,53,47,.5); color: var(--red-l); background: rgba(179,53,47,.08); }
.tag.tier.A { border-color: rgba(194,160,74,.35); color: var(--gold); }
.tag.tier.B { border-color: rgba(120,140,160,.3); color: #8fa3b5; }
.tag.tier.C { border-color: var(--line2); color: var(--dim); }
.tag.src { border-color: rgba(120,140,160,.32); color: #93a7b8; }
.tag.full { border-color: rgba(179,53,47,.55); background: rgba(179,53,47,.12); color: var(--red-l); }
.tag.brief { border-style: dashed; color: var(--dim); }

.d-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 18px;
}

.c-right { text-align: right; padding-top: 4px; }
.meter {
  display: flex;
  flex-direction: column;
  gap: 3px;
  align-items: flex-end;
}
.meter i {
  display: block;
  height: 3px;
  background: var(--line2);
  width: 76px;
  position: relative;
  overflow: hidden;
}
.meter i b {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: var(--red);
  display: block;
}
.meter span {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--dim);
  letter-spacing: .1em;
}
.c-year {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
  letter-spacing: .1em;
  margin-top: 12px;
}

/* ---------- 详情抽屉 ---------- */
.drawer-mask {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(4,4,6,.72);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.drawer-mask.on { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  z-index: 51;
  width: min(760px, 100%);
  background: #0b0b0f;
  border-left: 1px solid var(--line2);
  transform: translateX(100%);
  transition: transform .38s cubic-bezier(.22,.8,.25,1);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.drawer.on { transform: translateX(0); }
.drawer::-webkit-scrollbar { width: 8px; }
.drawer::-webkit-scrollbar-thumb { background: var(--line2); }

.d-head {
  position: sticky;
  top: 0;
  background: linear-gradient(180deg, #0b0b0f 78%, transparent);
  padding: 26px clamp(24px, 5vw, 52px) 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  z-index: 2;
}
.d-head .idx {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  color: var(--red);
}
.d-close {
  background: none;
  border: 1px solid var(--line2);
  color: var(--muted);
  width: 34px; height: 34px;
  font-size: 16px;
  cursor: pointer;
  flex: none;
  transition: all .2s;
  line-height: 1;
}
.d-close:hover { border-color: var(--red); color: var(--red-l); }

.d-body { padding: 30px clamp(24px, 5vw, 52px) 70px; }

.d-title {
  font-family: var(--serif);
  font-size: clamp(28px, 4.4vw, 40px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: .02em;
}
.d-kana {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim);
  margin-top: 8px;
}
.d-zh {
  font-size: 15px;
  color: var(--muted);
  margin-top: 12px;
  letter-spacing: .05em;
}
.d-zh .en { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--dim); }

.d-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 30px 0 0;
}
.d-meta div { background: var(--bg2); padding: 12px 14px; }
.d-meta dt {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--dim);
  text-transform: uppercase;
}
.d-meta dd { font-size: 12.5px; color: var(--text); margin-top: 5px; line-height: 1.6; }

.d-hook {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 2;
  color: var(--gold);
  border-left: 2px solid var(--red);
  padding-left: 20px;
  margin: 34px 0 30px;
}

.d-text p {
  font-size: 15px;
  line-height: 2.15;
  color: #c8c2b6;
  margin-bottom: 20px;
}

/* 全文阅读排版 */
.d-text.full { max-width: 38em; }
.d-text.full p {
  font-size: 15.5px;
  line-height: 2.25;
  color: #cdc7ba;
  margin-bottom: 18px;
  text-indent: 2em;
}
.d-text.full p:first-child {
  text-indent: 0;
  font-family: var(--serif);
  font-size: 17px;
  color: #e2ddd1;
  line-height: 2.1;
  padding-bottom: 6px;
}

.d-end {
  max-width: 38em;
  margin: 44px 0 8px;
  text-align: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .32em;
  color: var(--dim);
  position: relative;
}
.d-end::before,
.d-end::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 26%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line2));
}
.d-end::before { left: 0; }
.d-end::after { right: 0; background: linear-gradient(270deg, transparent, var(--line2)); }
.d-text p:first-letter { }

.sec-title {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .28em;
  color: var(--dim);
  text-transform: uppercase;
  margin: 40px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.d-list { list-style: none; }
.d-list li {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--muted);
  padding: 7px 0 7px 18px;
  position: relative;
  border-bottom: 1px dotted rgba(47,47,58,.6);
}
.d-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--red);
  opacity: .7;
}
.d-list li:last-child { border-bottom: 0; }

.d-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 52px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.d-nav button {
  background: none;
  border: 1px solid var(--line2);
  color: var(--muted);
  padding: 12px 16px;
  font-family: var(--sans);
  font-size: 12.5px;
  cursor: pointer;
  transition: all .2s;
  max-width: 46%;
  text-align: left;
  line-height: 1.5;
}
.d-nav button:hover { border-color: var(--red); color: var(--text); }
.d-nav button:disabled { opacity: .25; cursor: default; }
.d-nav button span { display: block; font-family: var(--mono); font-size: 9px; letter-spacing: .18em; color: var(--dim); margin-bottom: 3px; }

/* 空状态 */
.empty {
  padding: 80px 0;
  text-align: center;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
}

/* 页脚 */
.foot {
  margin-top: 70px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--dim);
  line-height: 1.9;
}
.foot b { color: var(--muted); font-weight: 500; }

/* 回到顶部 */
.totop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  width: 42px; height: 42px;
  border: 1px solid var(--line2);
  background: rgba(12,12,16,.9);
  color: var(--muted);
  cursor: pointer;
  font-size: 15px;
  opacity: 0;
  pointer-events: none;
  transition: all .25s;
}
.totop.on { opacity: 1; pointer-events: auto; }
.totop:hover { border-color: var(--red); color: var(--red-l); }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  html, body { max-width: 100%; overflow-x: hidden; }
  .shell { grid-template-columns: minmax(0, 1fr); }
  .side {
    position: static;
    height: auto;
    min-width: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 28px 20px 22px;
    gap: 20px;
  }
  .brand h1 { font-size: 22px; }
  .brand .sub { white-space: normal; font-size: 9px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 10px 12px; }
  .stat b { font-size: 19px; }
  .stat span { font-size: 9.5px; letter-spacing: .08em; }
  .filters { flex-direction: row; flex-wrap: wrap; gap: 6px; }
  .filter { flex: 0 0 auto; border-left: 0; border: 1px solid var(--line); padding: 7px 10px; font-size: 12px; }
  .filter.on { border-color: var(--red); }
  .filter .k { display: none; }
  .filter .n { margin-left: 6px; }
  .side-foot { display: none; }
  .main { padding: 0 20px 70px; min-width: 0; max-width: 100%; }
  .hero { padding: 36px 0 28px; }
  .hero p { max-width: 100%; font-size: 14px; line-height: 1.95; }
  .hero-meta { gap: 14px 20px; font-size: 9.5px; }
  .list-head { flex-wrap: wrap; gap: 12px; }
  .card { grid-template-columns: 36px minmax(0, 1fr); gap: 14px; padding: 22px 0; }
  .c-main { min-width: 0; }
  .c-right { display: none; }
  .c-jp { font-size: 20px; overflow-wrap: anywhere; }
  .c-kana { display: none; }
  .c-hook { -webkit-line-clamp: 3; }
  .foot { flex-direction: column; gap: 16px; }
  .drawer { width: 100%; }
}