/* ============================================
   DNF私服辅助下载站 - 公共样式
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0b0e14;
  --bg-2: #11151f;
  --card: #161b28;
  --card-hover: #1c2334;
  --border: #232b3d;
  --gold: #ffb400;
  --gold-2: #ff8c00;
  --red: #e6394f;
  --text: #dfe5f1;
  --text-dim: #9aa5bc;
  --green: #35c47c;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 15px;
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: #ffd25e; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11, 14, 20, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; }
.logo:hover { color: #fff; }
.logo .logo-badge {
  width: 36px; height: 36px; border-radius: 9px;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1200; font-size: 15px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.logo em { font-style: normal; color: var(--gold); }

.nav-menu { display: flex; gap: 4px; }
.nav-menu a {
  color: var(--text-dim); padding: 8px 13px; border-radius: 8px; font-size: 14.5px;
}
.nav-menu a:hover { color: #fff; background: var(--card); }
.nav-menu a.active { color: var(--gold); background: rgba(255, 180, 0, .1); font-weight: 700; }
.nav-cta {
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1200 !important; font-weight: 700; border-radius: 8px;
}
.nav-cta:hover { filter: brightness(1.08); }
.nav-toggle { display: none; }
.nav-toggle-label { display: none; cursor: pointer; font-size: 24px; color: var(--gold); user-select: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1000px 420px at 75% -10%, rgba(255, 140, 0, .18), transparent 60%),
    radial-gradient(800px 400px at 10% 110%, rgba(230, 57, 79, .12), transparent 60%),
    var(--bg-2);
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border);
}
.hero-tag {
  display: inline-block; padding: 5px 14px; border-radius: 999px;
  background: rgba(255, 180, 0, .12); border: 1px solid rgba(255, 180, 0, .35);
  color: var(--gold); font-size: 13px; margin-bottom: 18px;
}
.hero h1 { font-size: 40px; line-height: 1.3; color: #fff; margin-bottom: 14px; }
.hero h1 span { color: var(--gold); }
.hero .sub { font-size: 18px; color: var(--text); margin-bottom: 8px; font-weight: 600; }
.hero .desc { color: var(--text-dim); max-width: 720px; margin-bottom: 26px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-bottom: 30px; color: var(--text-dim); font-size: 14px; }
.hero-meta b { color: var(--text); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 34px; border-radius: 10px; font-size: 16px; font-weight: 700;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1200; box-shadow: 0 8px 24px rgba(255, 140, 0, .35);
}
.btn-primary:hover { color: #1a1200; transform: translateY(-2px); filter: brightness(1.06); }
.btn-ghost { border: 1px solid var(--border); color: var(--text); background: var(--card); }
.btn-ghost:hover { color: #fff; border-color: var(--gold); }

.hero-stats { display: flex; flex-wrap: wrap; gap: 16px; }
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 26px; min-width: 150px;
}
.stat b { display: block; font-size: 24px; color: var(--gold); }
.stat span { font-size: 13px; color: var(--text-dim); }

/* ---------- 通用区块 ---------- */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; margin-bottom: 40px; }
.section-head h2 { font-size: 28px; color: #fff; margin-bottom: 10px; }
.section-head h2::after {
  content: ""; display: block; width: 52px; height: 3px; margin: 12px auto 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-2)); border-radius: 2px;
}
.section-head p { color: var(--text-dim); max-width: 720px; margin: 0 auto; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 26px; transition: transform .2s, border-color .2s, background .2s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(255, 180, 0, .45); background: var(--card-hover); }
.card .icon {
  width: 46px; height: 46px; border-radius: 11px; font-size: 22px;
  background: rgba(255, 180, 0, .12); display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.card h3 { font-size: 17px; color: #fff; margin-bottom: 8px; }
.card p { font-size: 14px; color: var(--text-dim); }

/* ---------- 页头横幅（内页） ---------- */
.page-banner {
  background:
    radial-gradient(700px 260px at 80% -20%, rgba(255, 140, 0, .16), transparent 60%),
    var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 46px 0 38px;
}
.page-banner h1 { font-size: 32px; color: #fff; margin-bottom: 8px; }
.page-banner h1 span { color: var(--gold); }
.page-banner p { color: var(--text-dim); max-width: 760px; }
.breadcrumb { font-size: 13px; color: var(--text-dim); margin-bottom: 16px; }
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb i { font-style: normal; margin: 0 6px; color: #55607a; }

/* ---------- 列表 / 表格 ---------- */
.article-list li {
  display: flex; align-items: baseline; gap: 14px;
  padding: 16px 4px; border-bottom: 1px dashed var(--border);
}
.article-list li:last-child { border-bottom: none; }
.article-list .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); flex: none; transform: translateY(-2px); }
.article-list a { color: var(--text); font-size: 15.5px; }
.article-list a:hover { color: var(--gold); }
.article-list time { margin-left: auto; color: var(--text-dim); font-size: 13px; flex: none; }
.article-list .tag { font-size: 12px; padding: 2px 9px; border-radius: 999px; background: rgba(53, 196, 124, .12); color: var(--green); flex: none; }
.article-list .tag.hot { background: rgba(230, 57, 79, .14); color: #ff7a8a; }

/* ---------- 下载卡片 ---------- */
.dl-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 34px; display: flex; flex-wrap: wrap; gap: 24px; align-items: center;
}
.dl-card .dl-icon {
  width: 84px; height: 84px; border-radius: 18px; font-size: 40px;
  background: linear-gradient(135deg, rgba(255, 180, 0, .2), rgba(255, 140, 0, .1));
  border: 1px solid rgba(255, 180, 0, .4);
  display: flex; align-items: center; justify-content: center;
}
.dl-card .dl-info { flex: 1; min-width: 240px; }
.dl-card h3 { color: #fff; font-size: 20px; }
.dl-card .dl-meta { color: var(--text-dim); font-size: 13.5px; margin: 6px 0 2px; }
.dl-card .ver { color: var(--gold); font-weight: 700; }
.dl-side { text-align: right; }
.dl-side .note { font-size: 12px; color: var(--text-dim); margin-top: 8px; }

/* ---------- 步骤 ---------- */
.steps { counter-reset: step; }
.step {
  position: relative; padding: 0 0 34px 64px; counter-increment: step;
}
.step::before {
  content: counter(step);
  position: absolute; left: 0; top: 0;
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1200; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.step::after {
  content: ""; position: absolute; left: 20px; top: 50px; bottom: 4px; width: 2px;
  background: var(--border);
}
.step:last-child::after { display: none; }
.step h3 { color: #fff; font-size: 17px; margin-bottom: 6px; }
.step p { color: var(--text-dim); font-size: 14.5px; }

/* ---------- FAQ ---------- */
.faq details {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 16px 20px;
  color: #fff; font-weight: 600; font-size: 15.5px; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 20px; top: 14px;
  color: var(--gold); font-size: 20px; font-weight: 400;
}
.faq details[open] summary::after { content: "−"; }
.faq details[open] summary { border-bottom: 1px dashed var(--border); }
.faq .faq-body { padding: 14px 20px 18px; color: var(--text-dim); font-size: 14.5px; }

/* ---------- 评价 ---------- */
.quote-card { display: flex; flex-direction: column; gap: 12px; }
.quote-card .stars { color: var(--gold); letter-spacing: 3px; }
.quote-card p { color: var(--text); font-style: normal; }
.quote-card .who { color: var(--text-dim); font-size: 13px; margin-top: auto; }

/* ---------- 更新日志时间线 ---------- */
.timeline .log {
  position: relative; padding: 18px 22px 18px 26px; margin-bottom: 16px;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  border-left: 3px solid var(--gold);
}
.timeline .log .ver-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 6px; }
.timeline .log b { color: var(--gold); font-size: 17px; }
.timeline .log time { color: var(--text-dim); font-size: 13px; }
.timeline .log .badge { font-size: 12px; padding: 2px 10px; border-radius: 999px; background: rgba(255, 180, 0, .12); color: var(--gold); }
.timeline .log ul { color: var(--text-dim); font-size: 14px; }
.timeline .log ul li { padding-left: 16px; position: relative; }
.timeline .log ul li::before { content: "·"; position: absolute; left: 2px; color: var(--gold); font-weight: 700; }

/* ---------- 正文文章 ---------- */
.post { max-width: 860px; margin: 0 auto; }
.post h2 { color: #fff; font-size: 21px; margin: 34px 0 12px; padding-left: 12px; border-left: 3px solid var(--gold); }
.post h3 { color: #fff; font-size: 17px; margin: 22px 0 8px; }
.post p { color: var(--text-dim); margin-bottom: 12px; }
.post ul.plain { margin: 0 0 14px 4px; }
.post ul.plain li { color: var(--text-dim); padding-left: 18px; position: relative; margin-bottom: 6px; }
.post ul.plain li::before { content: "▸"; position: absolute; left: 0; color: var(--gold); }
.post .tip {
  background: rgba(255, 180, 0, .08); border: 1px solid rgba(255, 180, 0, .3);
  border-radius: 10px; padding: 14px 18px; color: var(--text); font-size: 14px; margin: 16px 0;
}
.post table { width: 100%; border-collapse: collapse; margin: 14px 0 20px; font-size: 14px; }
.post th, .post td { border: 1px solid var(--border); padding: 10px 14px; text-align: left; color: var(--text-dim); }
.post th { background: var(--card); color: #fff; }

.divider { height: 1px; background: var(--border); margin: 44px 0; }

/* ---------- 联系 ---------- */
.contact-grid .card { text-align: center; }
.contact-grid .card h3 { margin-bottom: 4px; }
.contact-grid .card .val { color: var(--gold); font-size: 18px; font-weight: 700; word-break: break-all; }

/* ---------- 页脚 ---------- */
.site-footer { background: #080b10; border-top: 1px solid var(--border); padding: 50px 0 0; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 34px; padding-bottom: 36px; }
.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-grid p, .footer-grid li, .footer-grid a { color: var(--text-dim); font-size: 13.5px; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a:hover { color: var(--gold); }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 18px 0; text-align: center;
  color: #66718a; font-size: 12.5px;
}
.footer-bottom .disclaimer { max-width: 900px; margin: 6px auto 0; }

/* ---------- 返回顶部小按钮 ---------- */
.backtop { position: fixed; right: 18px; bottom: 24px; width: 42px; height: 42px; border-radius: 10px;
  background: var(--card); border: 1px solid var(--border); color: var(--gold);
  display: flex; align-items: center; justify-content: center; font-size: 18px; z-index: 90; }
.backtop:hover { border-color: var(--gold); color: #fff; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 32px; }
}
@media (max-width: 720px) {
  .nav-toggle-label { display: block; }
  .nav-menu {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; background: var(--bg-2); border-bottom: 1px solid var(--border);
    padding: 10px 20px 16px;
  }
  .nav-toggle:checked ~ .nav-menu { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding: 52px 0 44px; }
  .hero h1 { font-size: 26px; }
  .dl-side { text-align: left; }
  .article-list time { margin-left: 0; }
}