/* =========================================================
   星河热血传奇群服 · 官网样式
   纯静态 / 无框架 / 无外部依赖
   ========================================================= */

:root{
  --bg:#0b0c10;
  --bg-2:#0e0f14;
  --bg-3:#12131a;
  --line:rgba(201,168,106,.14);
  --line-strong:rgba(201,168,106,.34);
  --gold:#c9a86a;
  --gold-2:#e9d3a3;
  --gold-soft:rgba(201,168,106,.10);
  --red:#8f2a24;
  --text:#d9d5cc;
  --text-2:#a9a49a;
  --muted:#7d786f;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,"SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,"Courier New",monospace;
  --max:1080px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:64px}
body{
  margin:0;
  -webkit-text-size-adjust:100%;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;
  background:url("./grain.png") repeat;
  opacity:.035;
  pointer-events:none;
  z-index:9999;
  mix-blend-mode:overlay;
}
img{max-width:100%;display:block}
a{color:var(--gold-2);text-decoration:none}
::selection{background:rgba(201,168,106,.28);color:#fff}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------------- 顶部导航 ---------------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:64px;
  display:flex;align-items:center;
  background:rgba(11,12,16,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(201,168,106,.10);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.nav-qq{margin-left:auto}
.brand{display:flex;align-items:baseline;gap:10px;font-family:var(--serif)}
.brand b{font-size:20px;letter-spacing:.22em;color:var(--gold-2);font-weight:700}
.brand span{font-size:12px;letter-spacing:.16em;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:26px;font-size:14px;margin-left:auto}
.nav-links a{color:var(--text-2);letter-spacing:.06em;transition:color .2s}
.nav-links a:hover{color:var(--gold-2)}
.nav-qq{
  font-family:var(--mono);font-size:13px;letter-spacing:.08em;
  color:var(--gold-2);
  border:1px solid var(--line-strong);
  border-radius:999px;
  padding:5px 14px;
  white-space:nowrap;
}
.nav-qq i{font-style:normal;color:var(--muted);margin-right:6px}
.nav-btn{
  border:1px solid var(--line-strong);border-radius:999px;
  padding:5px 15px;font-size:13px;letter-spacing:.08em;
  color:var(--gold-2) !important;
  transition:background .2s,border-color .2s;
}
.nav-btn:hover{background:rgba(201,168,106,.10);border-color:var(--gold);color:var(--gold-2) !important}

/* ---------------- 首屏 ---------------- */
.hero{
  position:relative;
  min-height:100vh;
  min-height:100svh;
  display:flex;align-items:center;
  padding:120px 0 80px;
  background:
    radial-gradient(1200px 600px at 50% 0%, rgba(201,168,106,.10), transparent 70%),
    url("./hero.jpg") center 38%/cover no-repeat,
    var(--bg);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(11,12,16,.55) 0%, rgba(11,12,16,.20) 34%, rgba(11,12,16,.72) 78%, var(--bg) 100%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:2;text-align:center}
.kicker{
  display:inline-block;
  font-size:12px;letter-spacing:.42em;
  color:var(--gold);
  text-indent:.42em;
  margin:0 0 26px;
}
.kicker::before,.kicker::after{
  content:"";display:inline-block;vertical-align:middle;
  width:34px;height:1px;background:linear-gradient(90deg,transparent,var(--gold));
  margin:0 14px 3px;
}
.kicker::after{background:linear-gradient(90deg,var(--gold),transparent)}
.hero h1{
  font-family:var(--serif);
  font-size:clamp(34px,6.4vw,72px);
  line-height:1.24;
  letter-spacing:.12em;
  margin:0 0 8px;
  color:#f4ecdc;
  text-shadow:0 0 46px rgba(201,168,106,.28), 0 2px 0 rgba(0,0,0,.35);
  font-weight:700;
}
.hero h1 em{font-style:normal;color:var(--gold-2)}
.hero .lead{
  max-width:660px;margin:22px auto 0;
  color:#bdb8ad;font-size:16px;letter-spacing:.04em;
}
.hero .lead strong{color:var(--gold-2);font-weight:600}

/* QQ 卡 */
.qq-card{
  margin:38px auto 0;
  display:inline-flex;align-items:center;gap:18px;
  padding:14px 22px;
  border:1px solid var(--line-strong);
  border-radius:4px;
  background:linear-gradient(180deg,rgba(201,168,106,.10),rgba(201,168,106,.02));
  backdrop-filter:blur(6px);
}
.qq-card .lab{font-size:12px;letter-spacing:.3em;color:var(--muted);text-indent:.3em}
.qq-card .num{
  font-family:var(--mono);
  font-size:clamp(22px,3.2vw,30px);
  letter-spacing:.06em;
  color:var(--gold-2);
  line-height:1.1;
}
.qq-card .copy{
  cursor:pointer;border:1px solid var(--line-strong);background:transparent;
  color:var(--text-2);font-size:12px;letter-spacing:.12em;
  padding:7px 12px;border-radius:3px;font-family:var(--sans);
  transition:.2s;
}
.qq-card .copy:hover{color:var(--gold-2);border-color:var(--gold);background:rgba(201,168,106,.08)}
.copy-tip{font-size:12px;color:var(--gold);opacity:0;transition:opacity .3s;margin-left:2px}
.copy-tip.on{opacity:1}

.hero-actions{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:3px;
  font-size:15px;letter-spacing:.14em;text-indent:.14em;
  border:1px solid transparent;transition:.22s;cursor:pointer;
}
.btn.primary{
  background:linear-gradient(180deg,#e2c893,#b8955a);
  color:#1a160e;font-weight:700;
  box-shadow:0 8px 26px -12px rgba(201,168,106,.8);
}
.btn.primary:hover{filter:brightness(1.07);transform:translateY(-1px)}
.btn.ghost{border-color:var(--line-strong);color:var(--gold-2);background:rgba(255,255,255,.02)}
.btn.ghost:hover{border-color:var(--gold);background:rgba(201,168,106,.08)}
.hero-note{margin-top:26px;font-size:13px;color:var(--muted);letter-spacing:.1em}
.hero-note b{color:var(--gold);font-weight:500}

/* ---------------- 通用区块 ---------------- */
section{position:relative;padding:104px 0;scroll-margin-top:64px}
.sec-head{margin-bottom:52px}
.sec-head .kicker{margin-bottom:14px}
.sec-head h2{
  font-family:var(--serif);font-weight:700;
  font-size:clamp(26px,3.4vw,38px);
  letter-spacing:.1em;line-height:1.4;
  margin:0;color:#efe7d7;
}
.sec-head p{margin:16px 0 0;color:var(--text-2);max-width:720px}
.rule{height:1px;background:linear-gradient(90deg,var(--line-strong),transparent);margin:26px 0 0}

.alt{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 22%,var(--bg-2) 78%,var(--bg) 100%)}

/* ---------------- 简介 ---------------- */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.intro-text p{margin:0 0 18px;color:var(--text-2)}
.intro-text p:first-child{color:var(--text);font-size:17px}
.intro-text .hl{color:var(--gold-2)}
.pull{
  border-left:2px solid var(--gold);
  padding:6px 0 6px 22px;
  font-family:var(--serif);
  font-size:19px;line-height:2;
  color:#e4dccb;letter-spacing:.04em;
}
.pull span{display:block;font-size:13px;color:var(--muted);letter-spacing:.14em;margin-top:12px;font-family:var(--sans)}

/* ---------------- 承诺卡 ---------------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;margin-top:20px;background:var(--line);border:1px solid var(--line)}
.card{
  background:var(--bg-2);
  padding:30px 26px 32px;
  transition:background .25s;
}
.card:hover{background:#14151c}
.card .no{
  font-family:var(--serif);font-size:12px;letter-spacing:.2em;
  color:var(--gold);opacity:.9
}
.card h3{
  font-family:var(--serif);font-size:19px;letter-spacing:.08em;
  margin:14px 0 10px;color:#eee6d6;font-weight:700;
}
.card p{margin:0;font-size:14px;line-height:1.9;color:var(--text-2)}

/* ---------------- 58元 ---------------- */
.price-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.price-num{
  font-family:var(--serif);
  line-height:1;
  color:var(--gold-2);
  display:flex;align-items:flex-end;gap:10px;
  text-shadow:0 0 60px rgba(201,168,106,.25);
}
.price-num b{font-size:clamp(90px,13vw,150px);font-weight:700;letter-spacing:-.02em}
.price-num span{font-size:20px;letter-spacing:.2em;padding-bottom:18px;color:var(--gold)}
.price-sub{margin:14px 0 0;font-family:var(--serif);font-size:22px;letter-spacing:.14em;color:#e8e0d0}
.price-sub small{display:block;font-family:var(--sans);font-size:13px;letter-spacing:.06em;color:var(--muted);margin-top:8px}

.compare{width:100%;border-collapse:collapse;font-size:14px}
.compare th,.compare td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line)}
.compare thead th{
  font-family:var(--serif);font-weight:700;font-size:14px;letter-spacing:.16em;
  color:var(--muted);padding-bottom:12px;
}
.compare thead th:last-child{color:var(--gold)}
.compare td:first-child{color:var(--text-2);width:32%}
.compare td:last-child{color:var(--gold-2)}
.compare tr:last-child td{border-bottom:none}
.compare .best{background:linear-gradient(90deg,rgba(201,168,106,.07),transparent)}

/* ---------------- 版本 ---------------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:s}
.step{position:relative;padding-top:26px;border-top:1px solid var(--line-strong)}
.step::before{
  counter-increment:s;content:"0" counter(s);
  position:absolute;top:-13px;left:0;
  background:var(--bg-2);padding-right:12px;
  font-family:var(--serif);font-size:13px;letter-spacing:.2em;color:var(--gold);
}
.step h4{margin:8px 0 8px;font-size:16px;letter-spacing:.06em;color:#eee6d6;font-weight:600}
.step p{margin:0;font-size:13.5px;color:var(--text-2);line-height:1.85}

.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.tag{
  font-size:13px;letter-spacing:.08em;color:var(--text-2);
  border:1px solid var(--line);border-radius:2px;
  padding:7px 14px;background:rgba(255,255,255,.015);
}
.tag.on{color:#1a160e;background:linear-gradient(180deg,#dfc492,#b8955a);border-color:transparent;font-weight:700}

.current{
  margin-top:56px;
  border:1px solid var(--line-strong);
  background:
    radial-gradient(600px 200px at 12% 0%, rgba(201,168,106,.10), transparent 70%),
    var(--bg-3);
  padding:32px 34px;
  display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.current .l h4{margin:0 0 6px;font-family:var(--serif);font-size:22px;letter-spacing:.1em;color:var(--gold-2)}
.current .l p{margin:0;font-size:13.5px;color:var(--text-2)}
.current .r{display:flex;gap:10px;flex-wrap:wrap}
.chip{font-size:12.5px;color:var(--text-2);border:1px solid var(--line);padding:6px 12px;border-radius:999px}

/* ---------------- FAQ ---------------- */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{
  cursor:pointer;list-style:none;
  display:flex;align-items:flex-start;gap:14px;
  padding:20px 0;
  font-size:16px;color:#e6ded0;letter-spacing:.03em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{
  content:"＋";color:var(--gold);font-size:14px;line-height:1.9;
  transition:transform .25s;flex:none;
}
.faq details[open] summary::before{content:"－"}
.faq details p{margin:0 0 24px 28px;color:var(--text-2);font-size:14.5px}

/* ---------------- 下载 ---------------- */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--line);border:1px solid var(--line)}
.dl{
  background:var(--bg-2);padding:34px 28px;
  display:flex;flex-direction:column;gap:8px;
  transition:background .25s;
}
.dl:hover{background:#15161e}
.dl .ic{width:34px;height:34px;margin-bottom:10px;color:var(--gold)}
.dl b{font-family:var(--serif);font-size:17px;letter-spacing:.08em;color:#eee6d6;font-weight:700}
.dl span{font-size:13px;color:var(--muted)}
.dl .go{
  margin-top:18px;font-size:13px;letter-spacing:.14em;color:var(--gold);
  display:inline-flex;align-items:center;gap:8px;
}
.dl .go::after{content:"→";transition:transform .25s}
.dl:hover .go::after{transform:translateX(4px)}

.dl-note{
  margin-top:26px;font-size:13px;color:var(--muted);
  border-left:2px solid var(--line-strong);padding:4px 0 4px 16px;line-height:1.9;
}
.dl-note b{color:var(--gold);font-weight:500}
.dl-note code{
  font-family:var(--mono);font-size:12.5px;color:var(--gold-2);
  background:rgba(201,168,106,.08);border:1px solid var(--line);
  padding:1px 6px;border-radius:2px;white-space:nowrap;
}

.qq-big{
  margin-top:64px;text-align:center;
  border:1px solid var(--line);
  padding:44px 24px;
  background:radial-gradient(500px 200px at 50% 0%, rgba(201,168,106,.08), transparent 70%);
}
.qq-big .lab{font-size:12px;letter-spacing:.4em;color:var(--muted);text-indent:.4em}
.qq-big .n{font-family:var(--mono);font-size:clamp(28px,5vw,44px);letter-spacing:.08em;color:var(--gold-2);margin:12px 0 20px}
.qq-big .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------------- 授权 ---------------- */
.sec-head.center{text-align:center}
.sec-head.center p{margin-left:auto;margin-right:auto}
.sec-head.center .rule{background:linear-gradient(90deg,transparent,var(--line-strong),transparent)}

.license-card{
  margin:0 auto;max-width:900px;
  border:1px solid var(--line-strong);
  background:var(--bg-3);
  padding:14px;
}
.license-card a{display:block;line-height:0;border:1px solid rgba(201,168,106,.10)}
.license-card img{width:100%;height:auto;display:block;transition:opacity .25s}
.license-card a:hover img{opacity:.92}
.license-card figcaption{
  margin-top:16px;font-size:12.5px;line-height:1.9;color:var(--text-2);
  letter-spacing:.02em;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
  gap:4px 18px;text-align:center;
}
.license-card figcaption b{
  font-family:var(--mono);font-weight:500;color:var(--gold-2);letter-spacing:.04em;
}
.license-card figcaption .dot{margin:0 10px;color:var(--muted)}
.license-card figcaption .lic-date{white-space:nowrap}
.license-query{
  display:inline-block;
  color:var(--gold);border-bottom:1px solid rgba(201,168,106,.35);
}
.license-query:hover{color:var(--gold-2);border-color:var(--gold-2)}

@media (max-width:600px){
  .license-card{padding:8px}
  .license-card figcaption{font-size:11.5px;gap:2px 14px}
  .license-card figcaption .dot{margin:0 6px}
}
/* ---------------- 页脚 ---------------- */
footer{
  border-top:1px solid var(--line);
  padding:56px 0 46px;
  background:var(--bg);
  font-size:13px;color:var(--muted);
}
.foot-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:34px}
.foot-brand{font-family:var(--serif);font-size:18px;letter-spacing:.2em;color:var(--gold-2)}
.foot-brand small{display:block;font-family:var(--sans);font-size:12px;letter-spacing:.1em;color:var(--muted);margin-top:8px}
.foot-links{display:flex;gap:26px;flex-wrap:wrap}
.foot-links a{color:var(--text-2)}
.foot-links a:hover{color:var(--gold-2)}
.foot-bottom{border-top:1px solid rgba(201,168,106,.08);padding-top:24px;line-height:2;font-size:12.5px}
.foot-bottom .beian{margin-top:12px;line-height:1.8}
.foot-bottom .beian a{color:#b6b1a7;letter-spacing:.04em;transition:color .2s}
.foot-bottom .beian a:hover{color:var(--gold-2)}

/* ---------------- 响应式 ---------------- */
@media (max-width:960px){
  .intro-grid,.price-grid{grid-template-columns:1fr;gap:38px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:34px 24px}
  .dl-grid{grid-template-columns:1fr}
  .nav-links{display:none}
}
@media (max-width:600px){
  body{font-size:15px}
  section{padding:72px 0}
  .hero{min-height:92vh;padding-top:104px}
  .hero h1{letter-spacing:.06em}
  .kicker{letter-spacing:.3em}
  .kicker::before,.kicker::after{width:20px}
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .qq-card{gap:12px;padding:12px 16px;flex-wrap:wrap;justify-content:center}
  .qq-card .copy{width:100%}
  .compare{table-layout:fixed}
  .compare td:first-child{width:29%}
  .compare th,.compare td{padding:12px 8px;font-size:12.5px;line-height:1.65}
  .compare thead th{font-size:11.5px;letter-spacing:.05em}
  .current{padding:24px}
  .foot-top{flex-direction:column}
}