/* ==========================================================================
   ISLETS 攻略站 · 共享样式库
   设计目标：与首页一致的暖色手绘风；轻量、无依赖、移动端优先
   ========================================================================== */

:root{
  --night:#11182f;
  --ink:#202851;
  --ink-soft:#46577c;
  --blue:#5067c9;
  --blue-soft:#e7edff;
  --blue-line:#dce3f7;
  --cream:#fff8e9;
  --cream-soft:#fffdf7;
  --coral:#f46f70;
  --gold:#f7c769;
  --line:#dce3f7;
  --muted:#657093;
  --good:#3b8a5b;
  --warn:#b86a1a;
  --spoiler-bg:#fff1cb;
  --spoiler-line:#d9b25a;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font:16px/1.8 "Microsoft YaHei",-apple-system,system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}

.wrap{width:min(900px,calc(100% - 36px));margin:auto}
.wrap-wide{width:min(1160px,calc(100% - 40px));margin:auto}

/* ===== 与首页一致的全站主导航 ===== */
.home-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,250,240,.9);
  border-bottom:1px solid rgba(231,225,213,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.home-nav{
  width:min(1180px,calc(100% - 40px));
  height:72px;
  margin:auto;
  display:flex;
  align-items:center;
  gap:26px;
}
.home-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  letter-spacing:.08em;
  white-space:nowrap;
}
.home-brand .mark{
  width:35px;
  height:35px;
  border-radius:12px 12px 17px 10px;
  background:linear-gradient(145deg,var(--gold),var(--coral));
  display:grid;
  place-items:center;
  color:#fff;
  box-shadow:0 5px 12px rgba(244,111,112,.25);
}
.home-brand .coral{color:var(--coral)}
.home-brand small{
  display:block;
  color:var(--muted);
  font-size:9px;
  line-height:1.2;
  letter-spacing:.14em;
  font-weight:700;
}
.home-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  font-size:13px;
  font-weight:800;
}
.home-links a{position:relative;padding:7px 10px;border-radius:10px;white-space:nowrap}
.home-links a:hover,.home-links a.active{color:var(--blue)}
.home-links a:hover{background:var(--blue-soft)}
.home-links a.active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-10px;
  height:2px;
  border-radius:2px;
  background:var(--coral);
}
.home-actions{display:flex;gap:8px}
.home-search,.home-lang{
  height:38px;
  border:1px solid #d8d4ca;
  background:rgba(255,255,255,.85);
  color:var(--ink);
  border-radius:12px;
  font-weight:800;
}
.home-search{
  width:38px;
  display:grid;
  place-items:center;
  font-size:17px;
}
.home-lang{padding:0 13px;cursor:pointer}
.home-search:hover,.home-lang:hover{border-color:var(--blue);color:var(--blue)}
.nav-en{display:none}
body.english .nav-zh{display:none}
body.english .nav-en{display:inline}

/* ===== 顶部导航 ===== */
header.site{
  background:rgba(255,253,247,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:50;
}
nav.bar{
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  font-size:14px;
  font-weight:800;
}
.brand{
  letter-spacing:.08em;
  font-size:16px;
  white-space:nowrap;
  flex:1;
}
.brand span{color:var(--coral)}
.bar a.link{color:var(--ink)}
.bar a.link:hover{color:var(--blue)}
.bar a.link.active{color:var(--blue)}
.lang{
  border:1px solid #bdc9eb;
  border-radius:50px;
  background:#fff;
  padding:6px 12px;
  font-weight:800;
  color:var(--ink);
  cursor:pointer;
  white-space:nowrap;
}
.lang:hover{border-color:var(--blue);color:var(--blue)}

/* ===== 面包屑 ===== */
.breadcrumb{
  padding:14px 0 0;
  font-size:12px;
  color:var(--muted);
  letter-spacing:.04em;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .sep{margin:0 6px;opacity:.5}

/* ===== 英雄区 ===== */
.hero{
  background:linear-gradient(145deg,#c3f0f0 0%,#dcecff 60%,#b9d6ff 100%);
  padding:54px 0 42px;
}
.kicker{
  font-size:12px;
  font-weight:900;
  letter-spacing:.14em;
  color:var(--blue);
  text-transform:uppercase;
}
.hero h1{
  font-size:clamp(30px,5.4vw,46px);
  line-height:1.18;
  margin:11px 0 12px;
  color:var(--ink);
}
.lead{
  font-size:18px;
  color:var(--ink-soft);
  max-width:680px;
  margin:0 0 12px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px 14px;
  font-size:12px;
  color:var(--muted);
  align-items:center;
}
.meta-row .dot{width:4px;height:4px;background:var(--muted);border-radius:50%;display:inline-block;opacity:.5}

/* ===== 剧透等级徽章 ===== */
.spoiler-badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:3px 10px;
  border-radius:99px;
  font-size:11px;
  font-weight:800;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.spoiler-badge::before{content:"";width:6px;height:6px;border-radius:50%}
.spoiler-badge.none{background:#e0f3e4;color:var(--good)}
.spoiler-badge.none::before{background:var(--good)}
.spoiler-badge.light{background:#e8edff;color:var(--blue)}
.spoiler-badge.light::before{background:var(--blue)}
.spoiler-badge.full{background:var(--spoiler-bg);color:#7a5b0c}
.spoiler-badge.full::before{background:#b88510}

/* ===== 主体 ===== */
main.article{padding:36px 0 90px}
h2{font-size:24px;margin:44px 0 12px;color:var(--ink)}
h3{font-size:18px;margin:0 0 6px;color:var(--ink)}
h2:first-child{margin-top:0}
p{margin:0 0 14px}
ul,ol{margin:0 0 16px;padding-left:22px}
li{margin:7px 0}

.note{
  margin:22px 0;
  background:var(--blue-soft);
  border-left:4px solid var(--blue);
  padding:14px 18px;
  border-radius:0 12px 12px 0;
  font-size:15px;
}
.note b{color:var(--blue);display:inline-block;margin-right:6px}
.warn{
  background:var(--spoiler-bg);
  border-left:4px solid var(--spoiler-line);
  padding:14px 18px;
  border-radius:0 12px 12px 0;
  margin:22px 0;
  font-size:15px;
  color:#7a5b0c;
}
.warn b{color:#5d4509;display:inline-block;margin-right:6px}

/* ===== 步骤卡 ===== */
.steps{display:grid;gap:13px;margin:16px 0 8px}
.step{
  background:#fff;
  border:1px solid var(--line);
  padding:18px 20px;
  border-radius:14px;
  position:relative;
}
.step b{
  color:var(--blue);
  font-size:12px;
  letter-spacing:.08em;
  text-transform:uppercase;
  display:block;
  margin-bottom:6px;
}
.step h3{margin:0 0 6px;font-size:17px}
.step p{margin:0;color:var(--ink-soft)}

/* ===== 信息卡（双列数据） ===== */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:13px;
  margin:16px 0;
}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:18px 18px 16px;
}
.card .label{
  font-size:11px;
  font-weight:800;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.card .value{
  font-size:18px;
  font-weight:800;
  color:var(--ink);
  margin-top:4px;
}
.card .hint{font-size:12px;color:var(--muted);margin-top:6px}

/* ===== 表格（操作按键） ===== */
.controls-table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  margin:14px 0 22px;
  font-size:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
}
.controls-table th,
.controls-table td{
  padding:11px 14px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.controls-table thead th{
  background:var(--blue-soft);
  color:var(--ink);
  font-size:12px;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.controls-table tbody tr:last-child td{border-bottom:0}
.controls-table kbd{
  display:inline-block;
  padding:2px 8px;
  background:#f3f6ff;
  border:1px solid #cad6f1;
  border-bottom-width:2px;
  border-radius:5px;
  font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;
  color:var(--ink);
  margin:0 2px;
  white-space:nowrap;
}

/* ===== FAQ ===== */
.faq details{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  padding:0;
  margin:0 0 10px;
  transition:.15s;
}
.faq details[open]{box-shadow:0 6px 18px rgba(44,57,120,.06);border-color:#a7b9ea}
.faq summary{
  list-style:none;
  cursor:pointer;
  padding:14px 18px;
  font-weight:800;
  position:relative;
  padding-right:44px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  font-size:20px;
  color:var(--blue);
  font-weight:800;
}
.faq details[open] summary::after{content:"−"}
.faq .answer{
  padding:0 18px 16px;
  color:var(--ink-soft);
  border-top:1px solid var(--line);
  margin-top:-1px;
}
.faq .answer p:first-child{margin-top:12px}

/* ===== 术语表 ===== */
.term-grid{
  display:grid;
  grid-template-columns:1fr 1fr auto;
  gap:0;
  margin:14px 0 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  font-size:14px;
}
.term-grid .th{
  background:var(--blue-soft);
  padding:10px 14px;
  font-size:12px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--ink);
  font-weight:800;
}
.term-grid .cell{
  padding:11px 14px;
  border-top:1px solid var(--line);
}
.term-grid .cn{font-weight:800}
.term-grid .note{
  background:transparent;
  border:0;
  margin:0;
  padding:11px 14px;
  color:var(--muted);
  font-size:13px;
  border-top:1px solid var(--line);
  border-radius:0;
}

/* ===== 上一 / 下一篇 ===== */
.pager{
  display:flex;
  justify-content:space-between;
  gap:14px;
  margin-top:42px;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.pager a{
  flex:1;
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px 16px;
  font-size:14px;
  transition:.15s;
}
.pager a:hover{border-color:var(--blue);color:var(--blue)}
.pager .arrow{font-size:11px;color:var(--muted);display:block;letter-spacing:.06em;text-transform:uppercase}
.pager .next{text-align:right}

/* ===== 返回顶部 ===== */
.to-top{
  position:fixed;
  right:20px;
  bottom:20px;
  width:42px;
  height:42px;
  border-radius:50%;
  background:var(--ink);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:800;
  border:0;
  cursor:pointer;
  opacity:0;
  pointer-events:none;
  transition:.2s;
  box-shadow:0 6px 16px rgba(17,24,47,.25);
  z-index:40;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--blue)}

/* ===== 资料校验 ===== */
.source{
  margin-top:42px;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:18px;
}
.source a{color:var(--blue)}
.source a:hover{text-decoration:underline}

/* ===== 广告占位 ===== */
.ad-slot{
  min-height:104px;
  margin:36px 0;
  background:repeating-linear-gradient(-45deg,#f4f0e5 0 9px,#fbf8ef 9px 18px);
  border:1px dashed #cdbf9d;
  border-radius:13px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  color:#887b5d;
  font-size:12px;
  letter-spacing:.08em;
  text-align:center;
}
.ad-slot strong{font-size:13px;margin-bottom:2px;color:#756748}

/* ===== 页脚 ===== */
footer.site{
  background:#121934;
  color:#b8c4e1;
  padding:28px 0;
  font-size:13px;
}
footer.site .wrap{display:flex;justify-content:space-between;gap:18px;align-items:center;flex-wrap:wrap}
footer.site b{color:#fff}
footer.site a{color:#b8c4e1}
footer.site a:hover{color:#fff}

/* ===== 双语切换：默认中文显示，body.english 时切换 ===== */
.lang-block .en{display:none}
body.english .lang-block .zh{display:none}
body.english .lang-block .en{display:block}

/* ===== 响应式 ===== */
@media(max-width:720px){
  .home-nav{width:min(100% - 28px,1180px)}
  .home-brand small{display:none}
  nav.bar{height:56px;gap:10px}
  .brand{font-size:14px}
  .hero{padding:38px 0 30px}
  h2{margin-top:36px}
  .controls-table{font-size:13px}
  .controls-table th,.controls-table td{padding:9px 10px}
  .term-grid{grid-template-columns:1fr 1fr}
  .term-grid .note{grid-column:1/-1;border-top:1px solid var(--line);border-left:0}
  .pager{flex-direction:column}
  .pager .next{text-align:left}
}
@media(max-width:1000px){
  .home-nav{height:auto;min-height:62px;display:grid;grid-template-columns:1fr auto;gap:7px 12px;padding:9px 0}
  .home-links{grid-column:1/-1;grid-row:2;margin:0;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:none;padding-bottom:2px}
  .home-links::-webkit-scrollbar{display:none}
  .home-links a{flex:0 0 auto;padding:6px 10px;background:rgba(255,255,255,.55);border:1px solid rgba(220,227,247,.8)}
  .home-links a.active::after{display:none}
  .home-actions{grid-column:2;grid-row:1}
}

/* 首页首屏：左侧宣传视觉，右侧游戏介绍 */
.home-hero .hero-grid{grid-template-columns:1fr 1fr;align-items:stretch}
.home-hero .hero-grid::before{content:"";display:block;min-height:430px;border-radius:28px;background:linear-gradient(180deg,transparent 55%,rgba(10,18,39,.28)),url('images/islets-home-art.avif') center/cover;box-shadow:0 20px 45px rgba(40,64,105,.2);grid-column:1;grid-row:1}
.home-hero .hero-grid>div{grid-column:2;grid-row:1;background:rgba(255,255,255,.88);padding:32px;border-radius:28px;box-shadow:0 22px 50px rgba(40,64,105,.13)}
.home-hero .progress-card{display:none}
.game-facts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0 4px}.game-facts>div{padding:12px 14px;border:1px solid var(--blue-line);border-radius:14px;background:#fff}.game-facts small{display:block;color:var(--muted);font-size:11px;font-weight:900;letter-spacing:.06em}.game-facts b{display:block;margin-top:3px;font-size:14px;line-height:1.45;color:var(--ink)}
@media(max-width:900px){.home-hero .hero-grid{grid-template-columns:1fr}.home-hero .hero-grid::before{grid-column:1;grid-row:1}.home-hero .hero-grid>div{grid-column:1;grid-row:2}}
@media(max-width:520px){.game-facts{grid-template-columns:1fr}.home-hero .hero-grid::before{min-height:300px}}