/* ===== 圣斗士星矢：正义传说 - 响应式网站样式 ===== */
:root {
  --gold: #ffd700;
  --gold-light: #ffe873;
  --gold-dark: #c9a227;
  --red: #e63946;
  --red-dark: #b02633;
  --blue: #0b1e3a;
  --blue-deep: #081530;
  --bg: #0a1630;
  --text: #f5f1e8;
  --text-dim: #c9c4b8;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.45);
  --font: "PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
.reveal { opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity:1; transform:translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity:1; transform:none; transition:none; }
}
body { font-family:var(--font); background:var(--bg); color:var(--text); line-height:1.6; overflow-x:hidden; }
img { max-width:100%; display:block; }
a { text-decoration:none; color:inherit; }
.container { width:min(1200px, 92%); margin:0 auto; }

/* ===== 导航栏 ===== */
.navbar { position:fixed; top:0; left:0; right:0; z-index:1000; background:rgba(8,21,48,.82); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); border-bottom:1px solid rgba(255,215,0,.18); transition:background .3s, box-shadow .3s; }
.navbar.scrolled { background:rgba(6,16,36,.95); box-shadow:0 4px 20px rgba(0,0,0,.5); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:68px; }
.logo { display:flex; align-items:center; gap:10px; font-weight:800; font-size:1.05rem; letter-spacing:.5px; color:var(--gold); }
.logo img { width:40px; height:40px; border-radius:10px; box-shadow:0 0 12px rgba(255,215,0,.45); }
.nav-links { display:flex; gap:28px; }
.nav-links a { font-size:.95rem; color:var(--text-dim); transition:color .25s; position:relative; padding:6px 2px; }
.nav-links a::after { content:""; position:absolute; left:0; bottom:0; width:0; height:2px; background:linear-gradient(90deg,var(--gold),var(--gold-light)); transition:width .3s; }
.nav-links a:hover, .nav-links a.active { color:var(--gold); }
.nav-links a:hover::after, .nav-links a.active::after { width:100%; }
.nav-toggle { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px; }
.nav-toggle span { width:24px; height:2px; background:var(--gold); border-radius:2px; transition:.3s; }
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { position:relative; min-height:100vh; display:flex; align-items:center; text-align:center; padding:120px 0 80px; }
.hero-bg { position:absolute; inset:0; background-size:cover; background-position:center; animation:kenburns 18s ease-in-out infinite alternate; }
.hero-overlay { position:absolute; inset:0; background:radial-gradient(ellipse at center, rgba(8,21,48,.58) 0%, rgba(8,21,48,.96) 100%); }
.hero-inner { position:relative; z-index:2; display:flex; flex-direction:column; align-items:center; }
@keyframes kenburns { from { transform:scale(1); } to { transform:scale(1.12); } }
.hero-logo img { width:130px; height:130px; border-radius:24px; box-shadow:0 0 0 4px rgba(255,215,0,.35), 0 0 60px rgba(255,215,0,.5); animation:float 4s ease-in-out infinite; }
@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-12px); } }
.hero-title { margin-top:28px; font-size:clamp(2rem, 5.5vw, 3.6rem); font-weight:900; letter-spacing:2px; background:linear-gradient(180deg,var(--gold-light) 0%, var(--gold) 45%, var(--gold-dark) 100%); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; text-shadow:0 4px 30px rgba(255,215,0,.25); }
.hero-tagline { margin-top:10px; font-size:clamp(1rem, 2.6vw, 1.5rem); color:var(--gold-light); letter-spacing:4px; font-weight:600; }
.hero-badges { margin-top:22px; display:flex; flex-wrap:wrap; gap:10px; justify-content:center; }
.badge { padding:6px 16px; border:1px solid rgba(255,215,0,.5); border-radius:999px; font-size:.85rem; color:var(--gold-light); background:rgba(255,215,0,.08); }
.badge.hot-badge { background:linear-gradient(135deg,var(--gold-light),var(--gold) 60%,var(--gold-dark)); color:#241a02; font-weight:800; border-color:transparent; box-shadow:0 4px 16px rgba(255,215,0,.4); }
.hero-desc .hl { color:var(--gold-light); font-weight:800; }
.hero-desc { margin-top:26px; max-width:720px; font-size:1.02rem; color:var(--text-dim); line-height:1.9; }
.hero-actions { margin-top:36px; display:flex; align-items:center; gap:16px; flex-wrap:nowrap; justify-content:center; }
.btn { padding:14px 34px; border-radius:999px; font-size:1rem; font-weight:700; transition:transform .25s, box-shadow .25s, background .25s; }
.btn:hover { transform:translateY(-3px); }
.btn-primary { background:linear-gradient(135deg,var(--gold-light),var(--gold) 55%,var(--gold-dark)); color:#241a02; box-shadow:0 8px 26px rgba(255,215,0,.4); }
.btn-primary:hover { box-shadow:0 12px 34px rgba(255,215,0,.6); }
.btn-ghost { border:1px solid rgba(255,215,0,.55); color:var(--gold-light); background:rgba(255,215,0,.06); }
.btn-ghost:hover { background:rgba(255,215,0,.16); }

/* ===== 二维码 ===== */
.qr-wrap { position:relative; }
.qr-tooltip { position:absolute; bottom:calc(100% + 16px); left:50%; transform:translateX(-50%) translateY(8px); background:#fff; padding:14px; border-radius:12px; box-shadow:0 12px 34px rgba(0,0,0,.5); opacity:0; visibility:hidden; transition:opacity .25s, transform .25s, visibility .25s; z-index:60;width:140px; }
.qr-tooltip::after { content:""; position:absolute; top:100%; left:50%; transform:translateX(-50%); border:8px solid transparent; border-top-color:#fff; }
.qr-tooltip.show { opacity:1; visibility:visible; transform:translateX(-50%) translateY(0); }
.qr-box { background:#fff; }
.qr-box img, .qr-box canvas { display:block; }
.qr-label { display:block; margin-top:10px; font-size:.85rem; color:#2c2c2c; text-align:center; font-weight:600; }
.download-wrap { display:flex; align-items:center; justify-content:center; gap:40px; flex-wrap:wrap; }
.download-qr { background:rgba(255,255,255,.06); border:1px solid rgba(255,215,0,.18); border-radius:var(--radius); padding:22px 26px; text-align:center; }
.download-qr .qr-box { padding:8px; border-radius:10px; }
.download-qr p { margin-top:14px; font-size:1.05rem; font-weight:700; color:var(--gold); }
.download-qr span { display:block; margin-top:4px; font-size:.8rem; color:var(--text-dim); }

/* ===== 下载模块 ===== */
.download { background:linear-gradient(180deg,var(--bg) 0%,var(--blue) 100%); }
.download-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:22px; max-width:900px; margin:0 auto; }
.download-card { display:flex; align-items:center; gap:22px; padding:32px 30px; border-radius:var(--radius); border:1px solid rgba(255,215,0,.18); background:rgba(255,255,255,.045); transition:transform .3s, border-color .3s, box-shadow .3s; }
.download-card:hover { transform:translateY(-6px); box-shadow:var(--shadow); }
.download-card.android:hover { border-color:rgba(110,220,130,.7); }
.download-card.ios:hover { border-color:rgba(150,200,255,.7); }
.download-icon { width:74px; height:74px; flex-shrink:0; border-radius:18px; display:flex; align-items:center; justify-content:center; font-size:2.4rem; }
.download-card.android .download-icon { background:rgba(110,220,130,.14); box-shadow:0 0 0 1px rgba(110,220,130,.35); }
.download-card.ios .download-icon { background:rgba(150,200,255,.14); box-shadow:0 0 0 1px rgba(150,200,255,.35); }
.download-info h3 { font-size:1.2rem; color:var(--gold); margin-bottom:6px; letter-spacing:.5px; }
.download-info p { font-size:.9rem; color:var(--text-dim); margin-bottom:14px; }
.download-btn { display:inline-block; padding:9px 26px; border-radius:999px; font-size:.95rem; font-weight:700; transition:transform .25s, box-shadow .25s; }
.download-card.android .download-btn { background:linear-gradient(135deg,#6ede82,#3cb55c); color:#0a2410; box-shadow:0 6px 18px rgba(110,220,130,.35); }
.download-card.ios .download-btn { background:linear-gradient(135deg,#96c8ff,#4a90e2); color:#081c33; box-shadow:0 6px 18px rgba(150,200,255,.35); }
.download-card:hover .download-btn { transform:scale(1.05); }
.download-tip { margin-top:26px; text-align:center; font-size:.85rem; color:rgba(201,196,184,.6); }

/* ===== 通用区块 ===== */
.section { padding:90px 0; }
.section-head { text-align:center; margin-bottom:54px; }
.section-title { font-size:clamp(1.6rem, 4vw, 2.4rem); font-weight:900; letter-spacing:2px; position:relative; display:inline-block; padding-bottom:14px; }
.section-title::after { content:""; position:absolute; left:50%; bottom:0; transform:translateX(-50%); width:72px; height:3px; border-radius:3px; background:linear-gradient(90deg,transparent,var(--gold),transparent); }
.section-sub { margin-top:12px; color:var(--text-dim); letter-spacing:3px; font-size:.95rem; }

/* ===== 特色卡片 ===== */
.features { background:linear-gradient(180deg,var(--bg) 0%,var(--blue) 100%); }
.features-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.feature-card { background:rgba(255,255,255,.045); border:1px solid rgba(255,215,0,.15); border-radius:var(--radius); padding:34px 26px; text-align:center; transition:transform .3s, border-color .3s, background .3s; }
.feature-card:hover { transform:translateY(-8px); border-color:rgba(255,215,0,.55); background:rgba(255,215,0,.07); box-shadow:var(--shadow); }
.feature-icon { font-size:2.6rem; }
.feature-card h3 { margin:16px 0 10px; font-size:1.15rem; color:var(--gold); letter-spacing:1px; }
.feature-card p { font-size:.92rem; color:var(--text-dim); line-height:1.8; }

/* ===== 福利 ===== */
.benefits { background:linear-gradient(180deg,var(--blue) 0%,var(--bg) 100%); }
.benefit-highlight { text-align:center; margin-bottom:34px; }
.benefit-rate { display:inline-block; padding:12px 34px; border-radius:999px; background:linear-gradient(135deg,var(--red),var(--red-dark)); font-size:1.1rem; font-weight:700; box-shadow:0 8px 26px rgba(230,57,70,.4); letter-spacing:1px; }
.benefit-rate strong { color:var(--gold-light); font-size:1.5rem; margin:0 6px; }
.benefits-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.benefit-card { position:relative; background:rgba(255,255,255,.045); border:1px solid rgba(255,215,0,.15); border-radius:var(--radius); padding:30px 26px 26px; overflow:hidden; transition:transform .3s, box-shadow .3s, border-color .3s; }
.benefit-card:hover { transform:translateY(-6px); border-color:rgba(255,215,0,.5); box-shadow:var(--shadow); }
.benefit-card.hot { border-color:rgba(255,215,0,.4); background:linear-gradient(160deg, rgba(255,215,0,.1), rgba(255,255,255,.04)); }
.benefit-tag { position:absolute; top:0; right:0; padding:6px 16px; font-size:.8rem; color:#241a02; font-weight:700; border-radius:0 0 0 12px; background:linear-gradient(135deg,var(--gold),var(--gold-light)); }
.benefit-card h3 { font-size:1.08rem; color:var(--gold); margin-bottom:10px; letter-spacing:.5px; }
.benefit-card p { font-size:.92rem; color:var(--text-dim); line-height:1.85; }

/* ===== 截图 ===== */
.screenshots { background:linear-gradient(180deg,var(--bg) 0%,var(--blue) 100%); }
.screenshot-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin:0 auto; }
.shot-item { border-radius:var(--radius); overflow:hidden; border:1px solid rgba(255,215,0,.15); transition:transform .35s, box-shadow .35s; }
.shot-item:hover { transform:translateY(-6px) scale(1.02); box-shadow:0 16px 40px rgba(0,0,0,.55); border-color:rgba(255,215,0,.5); }
.shot-item img { width:100%; aspect-ratio:558/992; object-fit:cover; transition:transform .5s; }
.shot-item:hover img { transform:scale(1.06); }

/* ===== 视频模块 ===== */
.video { background:linear-gradient(180deg,var(--bg) 0%,var(--blue) 100%); }
.video-wrap { max-width:820px; margin:0 auto; border-radius:var(--radius); overflow:hidden; border:1px solid rgba(255,215,0,.25); box-shadow:0 18px 46px rgba(0,0,0,.55); background:#000; transition:transform .35s, box-shadow .35s, border-color .35s; }
.video-wrap:hover { transform:translateY(-4px); box-shadow:0 22px 54px rgba(0,0,0,.65); border-color:rgba(255,215,0,.55); }
.video-wrap video { width:100%; height:auto; display:block; background:#000; }
.video-tip { margin-top:22px; text-align:center; font-size:.82rem; color:rgba(201,196,184,.55); }

/* ===== 文章 ===== */
.articles { background:linear-gradient(180deg,var(--blue) 0%,var(--bg) 100%); }
.article-list { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; max-width:940px; margin:0 auto; }
.article-card { display:flex; align-items:center; gap:16px; background:rgba(255,255,255,.04); border:1px solid rgba(255,215,0,.13); border-radius:var(--radius); padding:14px 18px; transition:transform .25s, border-color .25s, background .25s; }
.article-card:hover { transform:translateY(-4px); border-color:rgba(255,215,0,.5); background:rgba(255,215,0,.06); }
.article-cover { width:104px; height:78px; border-radius:10px; object-fit:cover; flex-shrink:0; border:1px solid rgba(255,215,0,.15); background:rgba(255,255,255,.06); }
.article-info h3 { font-size:1.02rem; margin-bottom:6px; color:var(--gold-light); line-height:1.4; }
.article-info p { font-size:.88rem; color:var(--text-dim); }
.article-arrow { margin-left:auto; font-size:1.4rem; color:var(--gold); transition:transform .25s; }
.article-card:hover .article-arrow { transform:translateX(6px); }

/* ===== 底部 ===== */
.footer { background:var(--blue-deep); border-top:1px solid rgba(255,215,0,.15); padding:50px 0 40px; text-align:center; }
.footer-logo { display:flex; align-items:center; justify-content:center; gap:10px; font-weight:800; color:var(--gold); font-size:1.1rem; margin-bottom:16px; }
.footer-logo img { width:36px; height:36px; border-radius:8px; }
.footer-text { color:var(--text-dim); font-size:.95rem; margin-bottom:10px; }
.footer-links { margin-bottom:14px; display:flex; flex-wrap:wrap; justify-content:center; align-items:center; gap:8px 20px; }
.footer-links-title { color:var(--text-dim); font-size:.9rem; }
.footer-links a { color:rgba(201,196,184,.7); font-size:.9rem; transition:color .25s; }
.footer-links a:hover { color:var(--gold); }
.footer-copy { color:rgba(201,196,184,.6); font-size:.83rem; }
.footer-warn { margin-top:14px; color:rgba(201,196,184,.45); font-size:.8rem; }

/* ===== 返回顶部 ===== */
.back-top { position:fixed; right:26px; bottom:26px; width:48px; height:48px; border-radius:50%; border:1px solid rgba(255,215,0,.5); background:rgba(8,21,48,.9); color:var(--gold); font-size:1.3rem; cursor:pointer; opacity:0; visibility:hidden; transform:translateY(16px); transition:.3s; z-index:900; }
.back-top.show { opacity:1; visibility:visible; transform:translateY(0); }
.back-top:hover { background:var(--gold); color:#241a02; }

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .features-grid { grid-template-columns:repeat(2,1fr); }
  .benefits-grid { grid-template-columns:repeat(2,1fr); }
  .screenshot-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 768px) {
  .section { padding:64px 0; }
  .nav-toggle { display:flex; }
  .nav-links { position:fixed; top:68px; left:0; right:0; flex-direction:column; gap:0; background:rgba(6,16,36,.97); border-bottom:1px solid rgba(255,215,0,.2); transform:translateY(-130%); transition:transform .35s; padding:8px 0; }
  .nav-links.open { transform:translateY(0); }
  .nav-links a { padding:14px 28px; font-size:1rem; border-bottom:1px solid rgba(255,255,255,.05); }
  .nav-links a::after { display:none; }
  .hero { min-height:92vh; }
  .hero-logo img { width:100px; height:100px; }
  .article-card { gap:14px; padding:16px; }
  .article-cover { width:88px; height:66px; }
}
@media (max-width: 640px) {
  .download-grid { grid-template-columns:1fr; }
  .download-card { padding:24px 20px; gap:16px; }
  .download-icon { width:60px; height:60px; font-size:1.9rem; }
  .download-wrap { gap:24px; }
}
@media (max-width: 640px) {
  .article-list { grid-template-columns:1fr; }
}
@media (max-width: 520px) {
  .features-grid, .benefits-grid { grid-template-columns:1fr; }
  .screenshot-grid { grid-template-columns:repeat(2,1fr); gap:12px; }
  .hero-actions { flex-direction:column; width:100%; }
  .hero-actions .qr-wrap { width:100%; }
  .hero-actions .btn { display:block; width:100%; text-align:center; }
  .logo-text { font-size:.9rem; }
  .back-top { right:16px; bottom:16px; width:42px; height:42px; }
}