/* 布局概念：英雄联盟客户端的海克斯金。深海军蓝底、暗金描边、烫金宋体标题；A 池 = 蓝色方，B 池 = 红色方，青色标可操作与存活状态。
   与载入画面同一套视觉，固定深色。 */
:root {
  --bg: #010a13;
  --bg-2: #091428;
  --surface: #0a1428;
  --line: #1e2a3a;
  --fg: #f0e6d2;
  --text: #cdbe91;
  --muted: #a09b8c;
  --blue: #3fa7ff;
  --blue-soft: rgba(63, 167, 255, .12);
  --red: #ff4e50;
  --red-soft: rgba(255, 78, 80, .12);
  --gold: #c8aa6e;
  --gold-1: #f0e6d2;
  --gold-3: #785a28;
  --gold-4: #463714;
  --gold-soft: rgba(200, 170, 110, .1);
  --gold-ink: #1e1a10;
  --hex: #0ac8b9;
  --ok: #0ac8b9;

  --f-display: "Cinzel", "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --f-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --step--1: .8125rem;
  --step-0: 1rem;
  --step-1: 1.25rem;
  --step-2: 1.625rem;
  --step-3: 2.25rem;
  --step-4: clamp(2.375rem, 5.4vw, 4.25rem);

  --r: 2px;
  --wrap: 1160px;
  color-scheme: dark;
}

/* 语言切换：默认中文，data-lang="en" 时显示英文 */
:root[data-lang="en"] .zh { display: none !important; }
:root:not([data-lang="en"]) .en { display: none !important; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--bg); }
a { color: inherit; }
h1, h2, h3 { text-wrap: balance; margin: 0; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.eyebrow {
  font-family: var(--f-display);
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.blue { color: var(--blue); }
.red { color: var(--red); }
.gold { color: var(--gold); }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; gap: 20px; min-height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--f-display); font-weight: 700; font-size: 1.375rem; letter-spacing: .02em; }
.brand svg { width: 28px; height: 28px; flex: none; }
.brand small { font-family: var(--f-mono); font-size: .6875rem; font-weight: 500; color: var(--muted); border: 1px solid var(--line); padding: 1px 6px; border-radius: var(--r); }
.nav { display: flex; gap: 22px; margin-left: 12px; }
.nav a { text-decoration: none; color: var(--muted); font-size: .9375rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--fg); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.icon-btn {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: transparent; color: var(--fg); cursor: pointer; text-decoration: none;
}
.icon-btn:hover { border-color: var(--muted); }
.icon-btn svg { width: 16px; height: 16px; }
.lang-btn {
  height: 36px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: transparent; color: var(--fg); cursor: pointer;
  font-family: var(--f-mono); font-size: .8125rem;
}
.lang-btn b { color: var(--gold); font-weight: 600; }
.lang-btn:hover { border-color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 44px; padding: 0 20px;
  border-radius: var(--r); border: 1px solid transparent;
  font: 600 .9375rem var(--f-body);
  text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn-gold { background: var(--gold); color: var(--gold-ink); }
.btn-gold:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--muted); }
.btn svg { width: 16px; height: 16px; }
.btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }
.top-actions .btn { height: 36px; padding: 0 14px; font-size: .875rem; }

@media (max-width: 860px) {
  .nav { display: none; }
  .top-actions .launch { display: none; }
}

/* ---------- 首屏 ---------- */
.hero { border-bottom: 1px solid var(--line); background:
  radial-gradient(60% 80% at 0% 0%, var(--blue-soft), transparent 70%),
  radial-gradient(60% 80% at 100% 100%, var(--red-soft), transparent 70%), var(--bg); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 56px; align-items: center; padding-block: 72px 64px; }
.hero h1 { font-family: var(--f-display); font-size: var(--step-4); line-height: 1.05; font-weight: 700; letter-spacing: -.005em; margin-top: 14px; }
.hero h1 .split { display: block; }
.hero .lede { margin-top: 20px; color: var(--muted); font-size: 1.0625rem; max-width: 34em; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 40px; padding-block: 48px; } }

/* 合约地址条 */
.ca {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-top: 28px; padding: 10px 10px 10px 14px;
  border: 1px dashed var(--gold); border-radius: var(--r);
  background: var(--gold-soft);
  max-width: 560px;
}
.ca .label { font-family: var(--f-display); font-weight: 700; letter-spacing: .1em; color: var(--gold); }
.ca code { font-family: var(--f-mono); font-size: .875rem; min-width: 0; overflow-wrap: anywhere; flex: 1; }
.ca .copy { height: 32px; padding: 0 12px; border-radius: var(--r); border: 1px solid var(--gold); background: transparent; color: var(--gold); cursor: pointer; font: 600 .8125rem var(--f-body); }
.ca .copy:hover { background: var(--gold); color: var(--gold-ink); }

/* 首屏奖池卡 */
.pool-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; position: relative; }
.pool-card .head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.pool-card .tag { font-family: var(--f-mono); font-size: .75rem; color: var(--muted); border: 1px solid var(--line); padding: 1px 8px; border-radius: 999px; }
.vs { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; margin-top: 18px; }
.team { display: flex; flex-direction: column; gap: 2px; }
.team.right { text-align: right; align-items: flex-end; }
.team .code { font-family: var(--f-display); font-size: 2.5rem; font-weight: 700; line-height: 1; }
.team .full { color: var(--muted); font-size: .8125rem; }
.vs .mid { font-family: var(--f-display); color: var(--muted); font-weight: 600; letter-spacing: .1em; }
.bar { display: flex; height: 12px; margin-top: 20px; border-radius: 2px; overflow: hidden; gap: 2px; }
.bar .a { background: var(--blue); }
.bar .b { background: var(--red); }
.pool-nums { display: flex; justify-content: space-between; margin-top: 10px; font-size: .875rem; gap: 12px; }
.pool-nums div:last-child { text-align: right; }
.pool-nums .k { color: var(--muted); font-size: .75rem; display: block; }
.odds { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.odds div { padding: 10px 12px; border-radius: var(--r); font-size: .8125rem; color: var(--muted); }
.odds .oa { background: var(--blue-soft); }
.odds .ob { background: var(--red-soft); }
.odds b { display: block; font-family: var(--f-mono); font-size: 1.125rem; }
.odds .oa b { color: var(--blue); }
.odds .ob b { color: var(--red); }
.sample-note { margin-top: 14px; font-size: .75rem; color: var(--muted); }

/* ---------- 通用段落 ---------- */
.section { padding-block: 88px; border-bottom: 1px solid var(--line); }
.section.alt { background: var(--bg-2); }
.sec-head { display: grid; gap: 10px; max-width: 46rem; margin-bottom: 44px; }
.sec-head h2 { font-family: var(--f-display); font-size: var(--step-3); line-height: 1.1; font-weight: 700; }
.sec-head p { color: var(--muted); }
@media (max-width: 640px) { .section { padding-block: 60px; } }

/* 三步流程 */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.step { padding: 28px 26px; display: grid; gap: 10px; align-content: start; }
.step + .step { border-left: 1px solid var(--line); }
.step .n { font-family: var(--f-mono); color: var(--gold); font-size: .8125rem; }
.step h3 { font-family: var(--f-display); font-size: var(--step-1); font-weight: 700; }
.step p { color: var(--muted); font-size: .9375rem; }
@media (max-width: 820px) { .steps { grid-template-columns: minmax(0, 1fr); } .step + .step { border-left: 0; border-top: 1px solid var(--line); } }

/* 收益计算器 */
.calc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--surface); }
.calc form { padding: 28px; display: grid; gap: 18px; border-right: 1px solid var(--line); }
.field { display: grid; gap: 6px; }
.field label, .field .lbl { font-size: .8125rem; color: var(--muted); }
.field input, .field select {
  height: 44px; padding: 0 12px; width: 100%;
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--line); border-radius: var(--r);
  font: 500 1rem var(--f-mono);
}
.field input:focus { border-color: var(--gold); outline: none; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.side-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.side-pick { position: relative; }
.side-pick input { position: absolute; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.side-pick label { display: grid; place-items: center; height: 44px; border: 1px solid var(--line); border-radius: var(--r); cursor: pointer; font-weight: 600; color: var(--muted); }
.side-pick input:focus-visible + label { outline: 2px solid var(--gold); outline-offset: 2px; }
.side-pick input[value="A"]:checked + label { border-color: var(--blue); color: var(--blue); background: var(--blue-soft); }
.side-pick input[value="B"]:checked + label { border-color: var(--red); color: var(--red); background: var(--red-soft); }
.calc .out { padding: 28px; display: grid; gap: 18px; align-content: start; }
.out .big { font-family: var(--f-mono); font-size: var(--step-3); font-weight: 600; line-height: 1.1; color: var(--ok); }
.out dl { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; margin: 0; font-size: .9375rem; }
.out dt { color: var(--muted); }
.out dd { margin: 0; text-align: right; font-family: var(--f-mono); }
.out .formula { font-family: var(--f-mono); font-size: .8125rem; color: var(--muted); padding: 12px; border: 1px dashed var(--line); border-radius: var(--r); overflow-x: auto; }
.out .lose { font-size: .875rem; color: var(--muted); }
.out .lose b { color: var(--red); }
@media (max-width: 820px) { .calc { grid-template-columns: minmax(0, 1fr); } .calc form { border-right: 0; border-bottom: 1px solid var(--line); } }

/* 赛程 */
.stage-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); margin-bottom: 28px; }
.stage { padding: 16px; display: grid; gap: 4px; align-content: start; }
.stage + .stage { border-left: 1px solid var(--line); }
.stage .t { font-family: var(--f-display); font-weight: 700; font-size: 1.0625rem; }
.stage .d { font-family: var(--f-mono); font-size: .8125rem; color: var(--gold); }
.stage .f { font-size: .8125rem; color: var(--muted); }
.stage.now { background: var(--gold-soft); }
@media (max-width: 900px) { .stage-strip { grid-template-columns: minmax(0, 1fr); } .stage + .stage { border-left: 0; border-top: 1px solid var(--line); } }

.matches { display: grid; gap: 8px; }
.match {
  display: grid; grid-template-columns: 150px minmax(0, 1fr) auto minmax(0, 1fr) 120px; align-items: center; gap: 16px;
  padding: 14px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
}
.match .when { font-family: var(--f-mono); font-size: .8125rem; color: var(--muted); line-height: 1.4; }
.match .when b { display: block; color: var(--fg); font-weight: 500; }
.match .t1, .match .t2 { display: flex; align-items: center; gap: 10px; min-width: 0; }
.match .t2 { justify-content: flex-end; text-align: right; }
.match .tc { font-family: var(--f-display); font-weight: 700; font-size: 1.25rem; }
.match .tr { font-size: .75rem; color: var(--muted); }
.match .score { font-family: var(--f-mono); font-size: 1.125rem; font-weight: 600; min-width: 64px; text-align: center; }
.match .win { color: var(--fg); }
.match .lost { color: var(--muted); opacity: .7; }
.match .state { justify-self: end; font-size: .75rem; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.match .state.open { border-color: var(--gold); color: var(--gold); background: var(--gold-soft); }
.match.up { border-color: color-mix(in srgb, var(--gold) 45%, var(--line)); }
@media (max-width: 760px) {
  .match { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 10px; }
  .match .when { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 8px; }
  .match .when b { display: inline; }
  .match .state { grid-column: 1 / -1; justify-self: start; }
}
.pools { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 28px; }
.pool-tier { border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; background: var(--surface); }
.pool-tier h4 { margin: 0 0 8px; font-family: var(--f-display); font-size: 1rem; letter-spacing: .06em; color: var(--muted); }
.pool-tier ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; font-size: .9375rem; }
@media (max-width: 760px) { .pools { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.data-note { margin-top: 18px; font-size: .8125rem; color: var(--muted); }

/* 代币 */
.token-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.facts { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.facts div { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: 12px; padding: 14px 18px; }
.facts div + div { border-top: 1px solid var(--line); }
.facts dt { color: var(--muted); font-size: .875rem; }
.facts dd { margin: 0; font-family: var(--f-mono); font-size: .9375rem; overflow-wrap: anywhere; }
.facts .tbd { color: var(--gold); }
.uses { display: grid; gap: 22px; }
.use { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 14px; }
.use .ic { width: 36px; height: 36px; display: grid; place-items: center; border-radius: var(--r); background: var(--gold-soft); color: var(--gold); }
.use .ic svg { width: 18px; height: 18px; }
.use h3 { font-size: 1.0625rem; font-weight: 600; margin-bottom: 4px; }
.use p { color: var(--muted); font-size: .9375rem; }
@media (max-width: 820px) { .token-grid { grid-template-columns: minmax(0, 1fr); } }

/* 路线图 */
.roadmap { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; position: relative; }
.phase { padding: 22px 22px 0 0; border-top: 2px solid var(--line); position: relative; display: grid; gap: 8px; align-content: start; }
.phase::before { content: ""; position: absolute; top: -7px; left: 0; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--line); }
.phase.on { border-top-color: var(--gold); }
.phase.on::before { background: var(--gold); border-color: var(--gold); }
.phase .p { font-family: var(--f-mono); font-size: .75rem; color: var(--muted); }
.phase h3 { font-family: var(--f-display); font-size: var(--step-1); font-weight: 700; }
.phase ul { margin: 0; padding-left: 1.1em; color: var(--muted); font-size: .9375rem; display: grid; gap: 4px; }
@media (max-width: 820px) { .roadmap { grid-template-columns: minmax(0, 1fr); gap: 28px; } .phase { padding-right: 0; } }

/* FAQ */
.faq { display: grid; gap: 8px; max-width: 52rem; }
.faq details { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.faq summary { cursor: pointer; padding: 16px 18px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--f-mono); color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq .a { padding: 0 18px 18px; color: var(--muted); }

/* 页脚 */
.footer { padding-block: 48px 40px; }
.footer .wrap { display: grid; gap: 28px; }
.foot-top { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: center; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; font-size: .9375rem; }
.foot-links a { color: var(--muted); text-decoration: none; }
.foot-links a:hover { color: var(--fg); }
.disclaimer { font-size: .8125rem; color: var(--muted); max-width: 60rem; line-height: 1.7; }

/* 提示 */
.toast {
  position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translate(-50%, 20px);
  background: var(--fg); color: var(--bg); padding: 10px 16px; border-radius: var(--r);
  font-size: .875rem; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 80;
  max-width: calc(100% - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 文档页 ---------- */
.docs-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 56px; padding-block: 40px 80px; }
.toc { position: sticky; top: calc(76px + env(safe-area-inset-top, 0px)); align-self: start; max-height: calc(100vh - 100px); overflow-y: auto; }
.toc .eyebrow { display: block; margin-bottom: 10px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; counter-reset: toc; }
.toc a { display: block; padding: 6px 10px; text-decoration: none; color: var(--muted); font-size: .9375rem; border-left: 2px solid transparent; }
.toc a:hover { color: var(--fg); }
.toc a.active { color: var(--fg); border-left-color: var(--gold); background: var(--gold-soft); }
.doc { max-width: 46rem; min-width: 0; }
.doc section { padding-bottom: 48px; margin-bottom: 48px; border-bottom: 1px solid var(--line); scroll-margin-top: 84px; }
.doc section:last-child { border-bottom: 0; }
.doc h1 { font-family: var(--f-display); font-size: var(--step-3); line-height: 1.1; margin: 8px 0 14px; }
.doc h2 { font-family: var(--f-display); font-size: var(--step-2); line-height: 1.15; margin-bottom: 16px; }
.doc h3 { font-size: 1.0625rem; font-weight: 600; margin: 28px 0 10px; }
.doc p, .doc ul, .doc ol { margin: 0 0 14px; }
.doc ul, .doc ol { padding-left: 1.3em; }
.doc li { margin-bottom: 6px; }
.doc p, .doc li { color: color-mix(in srgb, var(--fg) 88%, var(--muted)); }
.doc .lead { font-size: 1.0625rem; color: var(--muted); }
.doc code { font-family: var(--f-mono); font-size: .875em; background: var(--bg-2); padding: 1px 5px; border-radius: 3px; }
.doc .formula-box { font-family: var(--f-mono); font-size: .9375rem; padding: 16px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow-x: auto; margin-bottom: 14px; line-height: 1.9; }
.table-wrap { overflow-x: auto; margin-bottom: 16px; border: 1px solid var(--line); border-radius: var(--r); }
.doc table { width: 100%; border-collapse: collapse; font-size: .9375rem; }
.doc th, .doc td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc tr:last-child td { border-bottom: 0; }
.doc th { font-weight: 600; color: var(--muted); font-size: .8125rem; background: var(--bg-2); white-space: nowrap; }
.doc td.n { font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.callout { padding: 14px 16px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface); margin-bottom: 16px; font-size: .9375rem; }
.callout.warn { border-color: color-mix(in srgb, var(--red) 50%, var(--line)); background: var(--red-soft); }
.callout.note { border-color: color-mix(in srgb, var(--gold) 50%, var(--line)); background: var(--gold-soft); }
.callout b { display: block; margin-bottom: 4px; }
.adj { font-family: var(--f-mono); font-size: .6875rem; color: var(--gold); border: 1px solid var(--gold); border-radius: 999px; padding: 0 6px; margin-left: 6px; white-space: nowrap; vertical-align: 1px; }
.doc-ca { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.doc-ca code { overflow-wrap: anywhere; }
.toc-mobile { display: none; }
@media (max-width: 900px) {
  .docs-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 24px; }
  .toc { display: none; }
  .toc-mobile { display: block; }
  .toc-mobile select { width: 100%; height: 44px; padding: 0 12px; background: var(--surface); color: var(--fg); border: 1px solid var(--line); border-radius: var(--r); font: 500 .9375rem var(--f-body); }
}

/* ---------- v2：战队大逃杀 ---------- */
.royale-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; display: grid; gap: 18px; }
.royale-card .head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.pot { display: grid; gap: 2px; padding: 16px; border-radius: var(--r); background: var(--gold-soft); border: 1px solid color-mix(in srgb, var(--gold) 40%, var(--line)); }
.pot .k { font-size: .8125rem; color: var(--muted); }
.pot .v { font-family: var(--f-mono); font-size: var(--step-3); font-weight: 600; color: var(--gold); line-height: 1.1; }
.pot .s { font-size: .75rem; color: var(--muted); }
.ladder { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; }
.ladder div { text-align: center; padding: 8px 4px; border-radius: 2px; background: var(--bg-2); font-size: .75rem; color: var(--muted); line-height: 1.3; }
.ladder b { display: block; font-family: var(--f-display); font-size: 1.25rem; color: var(--fg); }
.ladder .on { background: var(--blue-soft); }
.ladder .on b { color: var(--blue); }
.ladder .champ b { color: var(--gold); }
.chips { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 4px; }
.chips span { font-family: var(--f-display); font-weight: 700; font-size: .875rem; text-align: center; padding: 6px 2px; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chips .tbd { color: var(--muted); border-style: dashed; }
@media (max-width: 480px) { .chips { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.modes { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 16px; }
.mode { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); padding: 26px; display: grid; gap: 12px; align-content: start; }
.mode.main { border-color: color-mix(in srgb, var(--gold) 45%, var(--line)); }
.mode .badge { justify-self: start; font-size: .75rem; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.mode.main .badge { border-color: var(--gold); color: var(--gold); }
.mode h3 { font-family: var(--f-display); font-size: var(--step-2); font-weight: 700; line-height: 1.1; }
.mode p { color: var(--muted); }
.mode ul { margin: 0; padding-left: 1.1em; display: grid; gap: 6px; font-size: .9375rem; }
.mode a { justify-self: start; color: var(--gold); font-weight: 600; text-decoration: none; }
@media (max-width: 820px) { .modes { grid-template-columns: minmax(0, 1fr); } }
.steps.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 980px) { .steps.four { grid-template-columns: repeat(2, minmax(0, 1fr)); } .steps.four .step:nth-child(3) { border-left: 0; } .steps.four .step:nth-child(n+3) { border-top: 1px solid var(--line); } }
@media (max-width: 560px) { .steps.four { grid-template-columns: minmax(0, 1fr); } .steps.four .step + .step { border-left: 0; border-top: 1px solid var(--line); } }

.split-box { margin-top: 28px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 0; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); overflow: hidden; }
.split-box > div { padding: 24px; display: grid; gap: 14px; align-content: start; }
.split-box > div + div { border-left: 1px solid var(--line); }
.split-bar { display: flex; height: 14px; gap: 2px; border-radius: 2px; overflow: hidden; }
.split-bar .burn { flex: 5; background: var(--red); }
.split-bar .div { flex: 47.5; background: var(--blue); }
.split-bar .pp { flex: 47.5; background: var(--gold); }
.split-legend { display: grid; gap: 8px; font-size: .9375rem; }
.split-legend div { display: grid; grid-template-columns: 12px minmax(0, 1fr) auto; gap: 10px; align-items: center; }
.split-legend i { width: 12px; height: 12px; border-radius: 2px; }
.split-legend .n { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.weights { width: 100%; border-collapse: collapse; font-size: .9375rem; }
.weights th, .weights td { text-align: left; padding: 9px 0; border-bottom: 1px solid var(--line); }
.weights th { color: var(--muted); font-weight: 500; font-size: .8125rem; }
.weights td.n { font-family: var(--f-mono); text-align: right; }
.weights tr:last-child td { border-bottom: 0; }
@media (max-width: 820px) { .split-box { grid-template-columns: minmax(0, 1fr); } .split-box > div + div { border-left: 0; border-top: 1px solid var(--line); } }

.flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.flow div { padding: 16px; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); display: grid; gap: 4px; }
.flow b { font-family: var(--f-mono); font-size: 1.25rem; }
.flow span { font-size: .875rem; color: var(--muted); }
@media (max-width: 760px) { .flow { grid-template-columns: minmax(0, 1fr); } }
.disclose { font-size: .8125rem; color: var(--muted); border-left: 2px solid var(--gold); padding-left: 12px; }

/* ---------- v3：海克斯金风格（版本 1） ---------- */
body { color: var(--text); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--f-display); font-weight: 700; letter-spacing: .26em; color: var(--gold); }
.eyebrow::before { content: ""; flex: none; width: 6px; height: 6px; transform: rotate(45deg); background: var(--gold); }
.gold { color: var(--gold); }
:focus-visible { outline-color: var(--hex); }

/* 顶栏 */
.topbar { background: linear-gradient(180deg, rgba(1, 10, 19, .97), rgba(1, 10, 19, .85)); border-bottom-color: var(--gold-4); }
.topbar .wrap { min-height: 64px; }
.brand { font-family: "Cinzel", Georgia, serif; font-weight: 900; font-size: 1.125rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-1); }
.brand small { border-color: var(--gold-4); color: var(--gold); letter-spacing: .05em; }
.nav { gap: 26px; }
.nav a { font-family: "Noto Serif SC", serif; font-weight: 700; font-size: .875rem; letter-spacing: .1em; color: var(--muted); padding-block: 21px; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--gold-1); border-bottom-color: var(--gold); }
.icon-btn, .lang-btn { border-color: var(--gold-4); border-radius: 0; color: var(--gold-1); }
.icon-btn:hover, .lang-btn:hover { border-color: var(--gold); }

/* 按钮：客户端的斜切角 */
.btn { --cut: 10px; border: 0; border-radius: 0; padding: 0 26px; font: 700 .9375rem "Noto Serif SC", serif; letter-spacing: .12em;
  clip-path: polygon(var(--cut) 0, calc(100% - var(--cut)) 0, 100% 50%, calc(100% - var(--cut)) 100%, var(--cut) 100%, 0 50%); }
.btn-gold { background: linear-gradient(180deg, #f0e6d2, #c8aa6e 55%, #a07b32); color: var(--gold-ink); }
.btn-ghost { background: rgba(1, 10, 19, .6); color: var(--gold-1); box-shadow: inset 0 0 0 1px var(--gold-3); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--gold); }
.top-actions .btn { padding: 0 18px; font-size: .8125rem; }

/* 首屏：世界赛皮肤原画铺底 */
.hero { position: relative; overflow: hidden; border-bottom-color: var(--gold-4); background: var(--bg); }
.hero::before { content: ""; position: absolute; inset: 0; background: url(lol/hero.jpg) 72% 22% / cover no-repeat; }
.hero::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--bg) 16%, rgba(1, 10, 19, .86) 42%, rgba(1, 10, 19, .3) 75%, rgba(1, 10, 19, .6)),
              linear-gradient(0deg, var(--bg), transparent 35%); }
.hero .wrap { position: relative; z-index: 1; padding-block: 88px 76px; }
.hero h1 { font-family: "Noto Serif SC", "Songti SC", serif; font-weight: 900; line-height: 1.14; letter-spacing: .04em;
  background: linear-gradient(180deg, #fffaf0, var(--gold-1) 45%, var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
:root[data-lang="en"] .hero h1 { font-family: "Cinzel", Georgia, serif; letter-spacing: .02em; }
.hero h1 .blue { background: linear-gradient(180deg, #8fd0ff, var(--blue)); -webkit-background-clip: text; background-clip: text; }
.hero h1 .gold { background: linear-gradient(180deg, #7fe9ff, var(--hex)); -webkit-background-clip: text; background-clip: text; }
.hero .lede { color: var(--text); }
.ca { border: 1px solid var(--gold-4); border-radius: 0; background: rgba(1, 10, 19, .72); }
.ca .label { font-family: "Cinzel", serif; }
.ca code { color: var(--muted); }
.ca .copy { border-radius: 0; border-color: var(--gold-3); color: var(--gold-1); }
@media (max-width: 900px) {
  .hero::before { background-position: 65% 8%; }
  .hero::after { background: linear-gradient(0deg, var(--bg) 35%, rgba(1, 10, 19, .72) 70%, rgba(1, 10, 19, .5)); }
}

/* 金框：双线暗金描边，顶部一枚菱形 */
.royale-card, .steps, .calc, .split-box, .mode, .stage-strip, .facts, .pool-tier, .flow div, .faq details, .callout, .table-wrap, .doc .formula-box {
  border-radius: 0; border-color: var(--gold-3);
  background: linear-gradient(180deg, rgba(10, 20, 40, .92), rgba(1, 10, 19, .96));
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .6), inset 0 0 0 3px rgba(120, 90, 40, .18); }
.royale-card, .calc, .split-box { position: relative; overflow: visible; }
.royale-card::before, .calc::before, .split-box::before { content: ""; position: absolute; top: -6px; left: calc(50% - 5px); width: 10px; height: 10px; transform: rotate(45deg); border: 1px solid var(--gold); background: var(--bg); }
.step + .step, .stage + .stage, .split-box > div + div, .facts div + div { border-color: var(--gold-4); }
.calc form { border-right-color: var(--gold-4); }

/* 区块标题：居中，下方一道金线和菱形 */
.section { border-bottom-color: var(--line); }
.section.alt { background: radial-gradient(80% 60% at 50% 0%, rgba(10, 200, 185, .05), transparent), var(--bg-2); }
.sec-head { justify-items: center; text-align: center; margin-inline: auto; }
.sec-head h2 { font-family: "Noto Serif SC", "Songti SC", serif; font-weight: 900; letter-spacing: .05em; color: var(--gold-1); }
:root[data-lang="en"] .sec-head h2 { font-family: "Cinzel", Georgia, serif; }
.sec-head h2 { padding-bottom: 4px; background: linear-gradient(90deg, transparent, var(--gold-3) 42%, transparent 42%, transparent 58%, var(--gold-3) 58%, transparent) center calc(100% - 4px) / 200px 1px no-repeat; }
.sec-head h2::after { content: ""; display: block; width: 7px; height: 7px; margin: 18px auto 0; transform: rotate(45deg); border: 1px solid var(--gold); }
.sec-head p { color: var(--muted); }

/* 奖池卡 */
.royale-card { padding: 26px 22px 22px; }
.royale-card .head .tag { color: var(--muted) !important; }
.pot { text-align: center; justify-items: center; border-radius: 0; border: 0; border-block: 1px solid var(--gold-4); background: radial-gradient(60% 100% at 50% 50%, rgba(200, 170, 110, .14), transparent); }
.pot .k { color: var(--gold); letter-spacing: .2em; }
.pot .v { font-family: "Cinzel", serif; font-weight: 900; font-size: 2.75rem; color: var(--gold-1); text-shadow: 0 0 24px rgba(200, 170, 110, .45); }
.ladder { position: relative; gap: 0; }
.ladder::before { content: ""; position: absolute; left: 10%; right: 10%; top: 22px; height: 1px; background: var(--gold-4); }
.ladder div { position: relative; background: none; padding: 6px 2px; display: grid; justify-items: center; gap: 6px; }
.ladder b { position: relative; z-index: 0; width: 32px; height: 32px; display: grid; place-items: center; font-family: "Cinzel", serif; font-size: .875rem; color: var(--muted); }
.ladder b::before { content: ""; position: absolute; z-index: -1; inset: 5px; transform: rotate(45deg); border: 1px solid var(--gold-3); background: var(--bg); }
.ladder .on { background: none; }
.ladder .on, .ladder .on b { color: var(--hex); }
.ladder .on b::before { border-color: var(--hex); box-shadow: 0 0 12px rgba(10, 200, 185, .6); }
.ladder .champ b { color: var(--gold-1); }
.ladder .champ b::before { border-color: var(--gold); }
.chips span { font-family: var(--f-mono); font-size: .75rem; border-radius: 0; color: var(--gold-1); background: rgba(10, 20, 40, .9); border-color: var(--line); border-bottom-color: var(--gold-4); }

/* 两种玩法：原画卡 */
.mode { position: relative; overflow: hidden; padding-top: 214px; }
.mode::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 190px; background: url(lol/mode-daily.jpg) center 25% / cover no-repeat; border-bottom: 1px solid var(--gold-3); }
.mode.main::before { background-image: url(lol/mode-royale.jpg); }
.mode::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 190px; background: linear-gradient(0deg, rgba(1, 10, 19, .95), transparent 70%); }
.mode .badge { position: absolute; z-index: 1; top: 150px; left: 22px; border: 0; padding: 0; color: var(--hex); font-family: "Cinzel", "Noto Serif SC", serif; font-weight: 700; letter-spacing: .24em; }
.mode.main { border-color: var(--gold-3); }
.mode.main .badge { color: var(--hex); }
.mode h3 { font-family: "Noto Serif SC", serif; font-weight: 900; color: var(--gold-1); letter-spacing: .05em; }
.mode ul { list-style: none; padding: 0; }
.mode li { display: flex; gap: 10px; }
.mode li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: .7em; transform: rotate(45deg); background: var(--gold); }
.mode a { font-family: "Noto Serif SC", serif; letter-spacing: .1em; }

/* 步骤、计算器、拆分 */
.step .n { font-family: "Cinzel", serif; letter-spacing: .2em; }
.step h3, .phase h3, .stage .t { font-family: "Noto Serif SC", serif; font-weight: 900; color: var(--gold-1); }
.field input, .field select { border-radius: 0; border-color: var(--gold-3); background: var(--bg); color: var(--gold-1); }
.field input:focus { border-color: var(--hex); box-shadow: 0 0 0 1px var(--hex); }
.side-pick label { border-radius: 0; border-color: var(--gold-4); }
.split-bar { border: 1px solid var(--gold-4); gap: 0; }
.split-bar .div { background: linear-gradient(90deg, #0a8f86, var(--hex)); }
.split-bar .pp { background: linear-gradient(90deg, var(--gold-3), var(--gold)); }
.split-legend i { border-radius: 0; transform: rotate(45deg) scale(.75); }
.weights th { font-family: "Cinzel", "Noto Serif SC", serif; font-weight: 700; letter-spacing: .14em; color: var(--gold); border-bottom-color: var(--gold-3); }
.weights td.n { color: var(--gold-1); }
.out .formula { border-radius: 0; border-color: var(--gold-4); }

/* 赛程：蓝方对红方 */
.stage.now { background: rgba(10, 200, 185, .08); box-shadow: inset 0 2px 0 var(--hex); }
.stage .d { color: var(--gold); }
.match { border-radius: 0; border-color: var(--line); border-left: 2px solid var(--blue); border-right: 2px solid var(--red);
  background: linear-gradient(90deg, rgba(63, 167, 255, .1), rgba(10, 20, 40, .9) 30%, rgba(10, 20, 40, .9) 70%, rgba(255, 78, 80, .1)); }
.match .tc { font-family: "Cinzel", serif; font-weight: 900; letter-spacing: .06em; color: var(--gold-1); }
.match .state { border-radius: 0; }
.match .state.open { border-color: rgba(10, 200, 185, .5); color: var(--hex); background: rgba(10, 200, 185, .06); }
.pool-tier h4 { font-family: "Noto Serif SC", serif; color: var(--gold); }

/* 代币、路线图、FAQ、页脚 */
.flow b { font-family: "Cinzel", "Noto Serif SC", serif; color: var(--gold-1); }
.use .ic { border-radius: 0; transform: rotate(45deg) scale(.8); border: 1px solid var(--gold-3); }
.use .ic svg { transform: rotate(-45deg); }
.use h3 { font-family: "Noto Serif SC", serif; color: var(--gold-1); }
.phase { border-top-color: var(--gold-4); }
.phase::before { border-radius: 0; transform: rotate(45deg); border-width: 1px; border-color: var(--gold-3); }
.phase.on { border-top-color: var(--hex); }
.phase.on::before { background: var(--hex); border-color: var(--hex); box-shadow: 0 0 10px rgba(10, 200, 185, .6); }
.phase .p { font-family: "Cinzel", serif; letter-spacing: .2em; }
.faq details { border-left: 2px solid var(--gold-3); }
.faq details[open] { border-left-color: var(--gold); }
.faq summary { font-family: "Noto Serif SC", serif; font-weight: 700; color: var(--gold-1); letter-spacing: .03em; }
.faq summary::after { color: var(--gold); }
.footer { border-top: 1px solid var(--gold-4); }
.toast { background: var(--gold-1); color: var(--gold-ink); border-radius: 0; }
.disclose { border-left-color: var(--gold-3); }

/* 文档页 */
.toc a { font-family: "Noto Serif SC", serif; font-size: .875rem; }
.toc a.active { color: var(--gold-1); border-left-color: var(--gold); background: linear-gradient(90deg, var(--gold-soft), transparent); }
.doc h1, .doc h2 { font-family: "Noto Serif SC", "Songti SC", serif; font-weight: 900; color: var(--gold-1); letter-spacing: .04em; }
:root[data-lang="en"] .doc h1, :root[data-lang="en"] .doc h2 { font-family: "Cinzel", Georgia, serif; }
.doc h3 { color: var(--gold); }
.doc p, .doc li { color: var(--text); }
.doc code { background: var(--bg-2); border-radius: 0; color: var(--gold-1); }
.doc th { font-family: "Cinzel", "Noto Serif SC", serif; letter-spacing: .1em; color: var(--gold); background: rgba(9, 20, 40, .9); }
.doc th, .doc td { border-bottom-color: var(--line); }
.callout.warn { border-color: rgba(255, 78, 80, .5); background: linear-gradient(180deg, rgba(255, 78, 80, .08), rgba(1, 10, 19, .96)); }
.callout.note { border-color: var(--gold-3); }
.callout b { color: var(--gold-1); }
.adj { border-radius: 0; }
.toc-mobile select { border-radius: 0; border-color: var(--gold-3); }

/* 首屏夺冠动态背景：9 秒无缝循环，先显示静帧海报；省流量、减少动效或视频失败时只留海报 */
.hero.has-video::before { background-image: url(video/trophy-poster.jpg); background-position: center 30%; }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 30%; opacity: 0; transition: opacity 1.2s ease; }
.hero-video.on { opacity: 1; }
.hero.has-video::after {
  background: linear-gradient(90deg, rgba(1, 10, 19, .94) 12%, rgba(1, 10, 19, .68) 40%, rgba(1, 10, 19, .22) 62%, rgba(1, 10, 19, .5)),
              linear-gradient(0deg, var(--bg), transparent 40%),
              linear-gradient(180deg, rgba(1, 10, 19, .6), transparent 25%); }
@media (max-width: 900px) {
  .hero.has-video::before, .hero-video { background-position: 40% 20%; object-position: 40% 20%; }
  .hero.has-video::after { background: linear-gradient(0deg, var(--bg) 30%, rgba(1, 10, 19, .78) 62%, rgba(1, 10, 19, .45)); }
}
@media (prefers-reduced-motion: reduce) { .hero-video { display: none; } }

/* 背景音乐开关 */
.snd-btn { position: relative; }
.snd-btn svg { width: 18px; height: 18px; }
.snd-btn .snd-on, .snd-btn[aria-pressed="true"] .snd-off { display: none; }
.snd-btn[aria-pressed="true"] .snd-on { display: block; color: var(--gold); }
.snd-btn[aria-pressed="true"]::after {
  content: ""; position: absolute; right: 4px; top: 4px; width: 5px; height: 5px;
  border-radius: 50%; background: var(--hex); box-shadow: 0 0 6px var(--hex);
}
.lang-btn { white-space: nowrap; }
@media (max-width: 480px) { .top-actions { gap: 6px; } .top-actions .lang-btn { padding-left: 8px; padding-right: 8px; } .brand { letter-spacing: .08em; gap: 8px; } .brand small { display: none; } }