/* DNF私服发布网 - ndf2 独立项目 · 格斗暗黑风 · 必应SEO · Safari兼容 */
:root {
  --fire: #ff6b2c;
  --fire-dark: #d94a12;
  --gold: #f0c040;
  --purple: #8b5cf6;
  --cyan: #22d3ee;
  --bg: #0f1218;
  --bg-card: #1a1f2e;
  --bg-card2: #232a3d;
  --text: #e8ecf4;
  --text-muted: #9aa8c4;
  --line: #2e3a52;
  --shadow: 0 10px 36px rgba(0,0,0,.45);
  --radius: 14px;
  --font-title: "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", sans-serif;
  --max: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  min-height: 100vh;
  display: -webkit-box;
  display: -webkit-flex;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  flex-direction: column;
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(255,107,44,.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(139,92,246,.08) 0%, transparent 40%);
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--fire); }
img { max-width: 100%; height: auto; display: block; }

.top-bar {
  background: linear-gradient(90deg, #1a0f0a, #2a1810);
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--text-muted);
}
.top-bar-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 8px 20px;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
  gap: 8px;
}
.top-bar a { color: var(--gold); }

.site-header {
  background: rgba(15,18,24,.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--fire-dark);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  min-height: 68px;
  gap: 16px;
}
.logo { display: -webkit-flex; display: flex; -webkit-align-items: center; align-items: center; gap: 12px; }
.logo-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--fire), var(--gold));
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: -webkit-flex; display: flex;
  -webkit-align-items: center; align-items: center;
  -webkit-justify-content: center; justify-content: center;
  font-weight: 900; font-size: 1.1rem; color: #1a0f0a;
}
.logo-text h1 { font-size: 1.2rem; color: var(--fire); line-height: 1.2; }
.logo-text span { font-size: 0.72rem; color: var(--text-muted); }

.nav-toggle {
  display: none;
  background: var(--fire);
  border: none;
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.2rem;
}
.main-nav ul { display: -webkit-flex; display: flex; list-style: none; gap: 4px; -webkit-flex-wrap: wrap; flex-wrap: wrap; }
.main-nav a {
  display: block;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
}
.main-nav a:hover, .main-nav a.active {
  background: linear-gradient(135deg, var(--fire-dark), var(--fire));
  color: #fff;
}

.btn {
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center; align-items: center;
  -webkit-justify-content: center; justify-content: center;
  padding: 11px 22px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.92rem;
  border: none;
  cursor: pointer;
  -webkit-transition: transform .15s;
  transition: transform .15s;
}
.btn:hover { -webkit-transform: translateY(-2px); transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(180deg, var(--fire), var(--fire-dark));
  color: #fff;
  box-shadow: 0 4px 0 #8a2e0a;
}
.btn-secondary {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}
.btn-sm { padding: 6px 14px; font-size: 0.82rem; }

.hero-carousel {
  position: relative;
  min-height: 340px;
  overflow: hidden;
  border-bottom: 3px solid var(--fire);
}
.hero-slide {
  display: none;
  min-height: 340px;
  background: linear-gradient(135deg, #1a1020 0%, #2a1810 50%, #1a2030 100%);
  position: relative;
}
.hero-slide.active { display: block; }
.hero-slide:nth-child(2) { background: linear-gradient(135deg, #101828, #1a2840, #281818); }
.hero-slide:nth-child(3) { background: linear-gradient(135deg, #181028, #281838, #102028); }
.hero-slide img {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  width: 100%; height: 100%;
  -o-object-fit: cover; object-fit: cover;
  opacity: .4;
}
.hero-overlay {
  position: relative; z-index: 2;
  min-height: 340px;
  display: -webkit-flex; display: flex;
  -webkit-align-items: center; align-items: center;
  background: linear-gradient(90deg, rgba(15,18,24,.92) 0%, rgba(15,18,24,.5) 60%, transparent 100%);
}
.hero-content {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 24px;
  width: 100%;
}
.hero-content h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: #fff;
  margin-bottom: 12px;
  text-shadow: 0 0 20px rgba(255,107,44,.5);
}
.hero-content h2 em { color: var(--fire); font-style: normal; }
.hero-content p { max-width: 540px; color: var(--text-muted); margin-bottom: 20px; }
.hero-actions { display: -webkit-flex; display: flex; gap: 12px; -webkit-flex-wrap: wrap; flex-wrap: wrap; }
.hero-dots {
  position: absolute; bottom: 14px; left: 50%;
  -webkit-transform: translateX(-50%); transform: translateX(-50%);
  display: -webkit-flex; display: flex; gap: 8px; z-index: 5;
}
.hero-dots button {
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid var(--fire);
  background: transparent;
  cursor: pointer;
}
.hero-dots button.active { background: var(--fire); }

.stats-bar {
  display: -webkit-flex; display: flex;
  -webkit-flex-wrap: wrap; flex-wrap: wrap;
  background: var(--bg-card);
  border-bottom: 1px solid var(--line);
}
.stat-item {
  -webkit-flex: 1 1 18%; flex: 1 1 18%;
  min-width: 100px;
  text-align: center;
  padding: 18px 10px;
  border-right: 1px solid var(--line);
}
.stat-item:last-child { border-right: none; }
.stat-item strong { display: block; font-size: 1.5rem; color: var(--fire); }
.stat-item span { font-size: 0.8rem; color: var(--text-muted); }
@supports (display: grid) {
  .stats-bar { display: grid; grid-template-columns: repeat(5, 1fr); }
  .stat-item { -webkit-flex: none; flex: none; min-width: 0; }
}

.container { max-width: var(--max); margin: 0 auto; padding: 32px 20px; -webkit-box-flex: 1; -webkit-flex: 1; flex: 1; }
.section-title {
  font-size: 1.25rem;
  color: var(--gold);
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 4px solid var(--fire);
  display: -webkit-flex; display: flex;
  -webkit-justify-content: space-between; justify-content: space-between;
  -webkit-align-items: center; align-items: center;
  -webkit-flex-wrap: wrap; flex-wrap: wrap;
  gap: 8px;
}
.section-title .more { font-size: 0.85rem; font-weight: normal; color: var(--text-muted); }

.layout-2col {
  display: grid;
  grid-template-columns: 1fr 270px;
  gap: 24px;
  -webkit-align-items: start; align-items: start;
}
@media (max-width: 900px) {
  .layout-2col { grid-template-columns: 1fr; }
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-card);
    padding: 12px;
    border-bottom: 2px solid var(--fire);
  }
  .main-nav.open { display: block; }
  .main-nav ul { -webkit-flex-direction: column; flex-direction: column; }
  .stats-bar { -webkit-flex-wrap: wrap; flex-wrap: wrap; }
  @supports (display: grid) {
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
  }
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
  -webkit-transition: border-color .2s, transform .2s;
  transition: border-color .2s, transform .2s;
}
.feature-card:hover {
  border-color: var(--fire);
  -webkit-transform: translateY(-3px); transform: translateY(-3px);
}
.feature-card .icon { font-size: 2.5rem; margin-bottom: 10px; }
.feature-card h3 { color: var(--fire); font-size: 1rem; margin-bottom: 8px; }
.feature-card p { font-size: 0.88rem; color: var(--text-muted); }

.filter-tabs {
  display: -webkit-flex; display: flex;
  -webkit-flex-wrap: wrap; flex-wrap: wrap;
  gap: 8px; margin-bottom: 16px;
}
.filter-tabs button {
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg-card2);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}
.filter-tabs button.active {
  background: var(--fire);
  border-color: var(--fire);
  color: #fff;
}

.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.server-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  position: relative;
  -webkit-transition: box-shadow .2s; transition: box-shadow .2s;
}
.server-card:hover { box-shadow: 0 0 24px rgba(255,107,44,.15); }
.server-card h3 { font-size: 1.02rem; margin: 8px 0; }
.server-card h3 a { color: #fff; }
.server-card h3 a:hover { color: var(--fire); }
.server-card .meta { font-size: 0.78rem; color: var(--text-muted); }
.server-card .desc { font-size: 0.86rem; margin: 8px 0; color: var(--text-muted); }
.server-card .features {
  display: -webkit-flex; display: flex;
  -webkit-flex-wrap: wrap; flex-wrap: wrap;
  gap: 6px; margin-bottom: 10px;
}
.server-card .features em {
  font-style: normal;
  font-size: 0.72rem;
  padding: 3px 10px;
  background: rgba(255,107,44,.15);
  border-radius: 6px;
  color: var(--fire);
}
.card-footer {
  display: -webkit-flex; display: flex;
  -webkit-justify-content: space-between; justify-content: space-between;
  -webkit-align-items: center; align-items: center;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
}
.open-time { color: var(--gold); font-weight: 600; }

.tag {
  display: inline-block;
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
  margin-right: 4px;
}
.tag-hot { background: rgba(255,50,50,.2); color: #ff6b6b; }
.tag-new { background: rgba(50,255,100,.15); color: #6f6; }
.tag-stable { background: rgba(100,150,255,.15); color: var(--cyan); }

.rank-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: 24px;
  font-size: 0.88rem;
}
.rank-table th, .rank-table td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.rank-table th { background: var(--fire-dark); color: #fff; }
.rank-num {
  display: -webkit-inline-flex; display: inline-flex;
  width: 26px; height: 26px;
  -webkit-align-items: center; align-items: center;
  -webkit-justify-content: center; justify-content: center;
  border-radius: 4px;
  font-weight: 800;
  font-size: 0.8rem;
  color: #1a0f0a;
}
.rank-1 { background: linear-gradient(135deg, #ffd700, #ff8c00); }
.rank-2 { background: #c0c0c0; }
.rank-3 { background: #cd7f32; color: #fff; }

.widget {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}
.widget h3 {
  font-size: 0.95rem;
  color: var(--fire);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.widget ul { list-style: none; }
.widget li {
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.86rem;
  display: -webkit-flex; display: flex;
  -webkit-justify-content: space-between; justify-content: space-between;
  gap: 8px;
}
.widget li:last-child { border-bottom: none; }
.widget .date { color: var(--text-muted); font-size: 0.72rem; }

.article-block, .seo-content {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 20px;
}
.article-block h2, .seo-content h2 { color: var(--gold); font-size: 1.1rem; margin: 14px 0 8px; }
.article-block h2:first-child, .seo-content h2:first-child { margin-top: 0; }
.article-block p, .seo-content p { font-size: 0.94rem; color: var(--text-muted); margin-bottom: 8px; }

.page-hero {
  text-align: center;
  padding: 44px 20px;
  background: linear-gradient(180deg, #1a1020, var(--bg));
  border-bottom: 2px solid var(--fire-dark);
}
.page-hero h1 { font-size: 1.7rem; color: #fff; margin-bottom: 8px; }
.page-hero p { color: var(--text-muted); }
.breadcrumb { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 18px; }

.content-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
}
.content-card h2 { color: var(--gold); margin-bottom: 12px; font-size: 1.15rem; }

.version-grid, .class-grid, .download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.version-card, .class-card, .download-item {
  background: var(--bg-card2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.version-card h3, .class-card h3 { color: var(--fire); margin-bottom: 8px; }
.version-card ul { margin-left: 18px; font-size: 0.88rem; color: var(--text-muted); }
.class-card { text-align: center; }
.class-card .emoji { font-size: 2.5rem; margin-bottom: 8px; }
.download-item { text-align: center; padding: 26px 16px; }
.download-item .icon { font-size: 2.8rem; margin-bottom: 10px; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.88rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 12px;
  background: var(--bg); border: 1px solid var(--line);
  border-radius: 8px; color: var(--text); font: inherit;
}
.form-group textarea { min-height: 110px; resize: vertical; }

.faq-question {
  width: 100%; text-align: left; padding: 14px 0;
  background: none; border: none;
  border-bottom: 1px solid var(--line);
  color: #fff; font-weight: 600; cursor: pointer; font-size: 0.92rem;
}
.faq-answer { display: none; padding-bottom: 14px; font-size: 0.9rem; color: var(--text-muted); }
.faq-item.open .faq-answer { display: block; }

.news-list article { padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-list article:last-child { border-bottom: none; }
.news-list h3 { font-size: 1rem; margin-bottom: 4px; }
.news-list .meta { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 6px; }

.site-footer {
  margin-top: auto;
  background: #0a0c10;
  border-top: 2px solid var(--fire-dark);
  color: var(--text-muted);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px 20px 20px;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 700px) { .footer-inner { grid-template-columns: 1fr 1fr; } }
.footer-col h4 { color: var(--fire); margin-bottom: 10px; font-size: 0.92rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 5px; }
.footer-col a { color: var(--text-muted); font-size: 0.84rem; }
.footer-keywords {
  max-width: var(--max); margin: 0 auto;
  padding: 0 20px 14px; font-size: 0.72rem;
  opacity: 0.65; line-height: 1.8;
}
.footer-bottom {
  text-align: center; padding: 14px;
  border-top: 1px solid var(--line); font-size: 0.8rem;
}
.footer-bottom a { color: var(--gold); }