/* ===== 向日葵远程控制 sunlogin-oray-o.com.cn · 参考站式排版 ===== */
:root{
  --primary: hsl(262 83% 58%);
  --primary-strong: hsl(258 80% 48%);
  --neon: #ff0066;
  --primary-soft: hsl(265 100% 96%);
  --primary-faint: hsl(260 60% 98%);
  --background: #ffffff;
  --bg-slate: #f5f6fa;
  --card: #ffffff;
  --border: hsl(258 30% 90%);
  --border-strong: hsl(256 30% 84%);
  --foreground: #1a0b2e;
  --muted: hsl(258 14% 46%);
  --muted-strong: hsl(258 15% 40%);
  --accent: hsl(265 100% 96%);
  --accent-foreground: hsl(258 80% 48%);
  --radius: 16px;
  --shadow-card: 0 4px 24px -6px rgba(20,10,40,.10);
  --shadow-elevated: 0 12px 40px -12px rgba(20,10,40,.18);
  --gradient-primary: linear-gradient(135deg, hsl(262 83% 58%), hsl(272 90% 70%));
  --gradient-hero: linear-gradient(160deg, #1a0b2e 0%, #3a1a6e 55%, #1a0b2e 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;background:var(--background);color:var(--foreground);line-height:1.7;font-size:16px}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-strong)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* ===== 顶部导航（白色） ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:var(--foreground);flex-shrink:0}
.logo:hover{color:var(--foreground)}
.logo-mark{width:38px;height:38px;flex:none;display:block;object-fit:contain}
.nav-links{display:flex;align-items:center;justify-content:center;gap:2px;list-style:none;flex:1}
.nav-links a{display:inline-block;padding:8px 14px;border-radius:9px;color:var(--muted-strong);font-weight:500;font-size:15px}
.nav-links a:hover,.nav-links a.active{color:var(--primary);background:var(--primary-soft)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 24px;border-radius:10px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 6px 18px -6px hsl(262 83% 58% / .5)}
.btn-primary:hover{color:#fff;transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--border-strong)}
.btn-outline:hover{color:var(--primary-strong);border-color:var(--primary);background:var(--primary-faint)}
.btn-lg{padding:16px 40px;font-size:16px;border-radius:12px}
.btn-sm{padding:8px 18px;font-size:14px}
.nav-toggle{display:none;background:none;border:none;font-size:26px;color:var(--foreground);cursor:pointer;line-height:1}

/* ===== 区块背景（参考站交替） ===== */
.section{padding:88px 0}
.section.bg-slate{background:var(--bg-slate)}
.section.bg-white{background:#fff}
.section.bg-dark{background:#1a0b2e;color:#f5f0ff}
.section.bg-dark .section-head h2{color:#fff}
.section.bg-dark .section-head p{color:rgba(255,255,255,.7)}

/* ===== Hero（全屏深紫渐变 + 巨大 slogan，参考站） ===== */
.hero{min-height:88vh;display:flex;align-items:center;justify-content:center;text-align:center;background:var(--gradient-hero);position:relative;overflow:hidden;padding:80px 0}
.hero::before{content:"";position:absolute;top:-150px;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle, rgba(255,0,102,.22) 0%, transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-150px;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle, rgba(114,46,209,.35) 0%, transparent 70%);pointer-events:none}
.hero .container{position:relative;z-index:1}
.hero .ver{display:inline-block;font-size:15px;color:var(--neon);font-weight:600;letter-spacing:1px;margin-bottom:24px}
.hero h1{font-size:64px;line-height:1.25;font-weight:800;letter-spacing:1px;color:#fff;margin-bottom:20px}
.hero h1 .hl{color:var(--neon)}
.hero .slogan{font-size:22px;color:rgba(255,255,255,.82);margin-bottom:44px;font-weight:400}
.hero .hero-actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;position:relative;z-index:2}
.hero .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.hero .btn-outline:hover{color:var(--neon);border-color:var(--neon);background:rgba(255,255,255,.05)}
.hero .btn-primary{background:var(--gradient-primary);color:#fff}

/* ===== 统计条（参考站居中） ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-card{padding:20px}
.stat-num{font-size:44px;font-weight:800;color:var(--foreground);line-height:1.2}
.stat-num .hl{color:var(--primary)}
.stat-label{font-size:15px;color:var(--muted);margin-top:8px}

/* ===== 区块通用 ===== */
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-head h2{font-size:38px;font-weight:800;margin-bottom:16px;letter-spacing:-.5px;line-height:1.3}
.section-head p{color:var(--muted);font-size:17px}
.eyebrow{display:inline-block;font-size:14px;font-weight:700;color:var(--primary);letter-spacing:1px;margin-bottom:12px}

/* ===== 功能/场景网格（参考站：图 + 标题 + 文案，左右或网格） ===== */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.item{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:32px 28px;transition:.2s}
.item:hover{transform:translateY(-4px);box-shadow:var(--shadow-elevated);border-color:var(--border-strong)}
.item .ico{width:52px;height:52px;border-radius:13px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.item h3{font-size:19px;font-weight:700;margin-bottom:10px}
.item p{font-size:15px;color:var(--muted)}
.item-center{text-align:center}
.item-center .ico{margin:0 auto 16px}
.bg-dark .item{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}
.bg-dark .item h3{color:#fff}
.bg-dark .item p{color:rgba(255,255,255,.7)}
.bg-dark .item .ico{background:rgba(255,255,255,.08);color:var(--neon)}

/* ===== 左右图文 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-text h3{font-size:28px;font-weight:800;margin-bottom:16px;line-height:1.35}
.split-text p{font-size:16px;color:var(--muted);margin-bottom:16px}
.split-visual img{width:100%;border-radius:18px;box-shadow:var(--shadow-elevated)}

/* ===== FAQ ===== */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:14px;margin-bottom:14px;overflow:hidden}
.faq-q{padding:18px 22px;font-weight:700;font-size:16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none}
.faq-q .qmark{color:var(--primary);font-weight:800;margin-right:8px}
.faq-q::after{content:"+";font-size:22px;color:var(--primary);font-weight:700;flex:none}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{display:none;padding:0 22px 20px;color:var(--muted-strong);font-size:15px;border-top:1px dashed var(--border);padding-top:14px}
.faq-item.open .faq-a{display:block}

/* ===== 下载页 ===== */
.dl-hero{text-align:center;padding:72px 0 48px;background:var(--gradient-hero)}
.dl-hero h1{font-size:40px;font-weight:800;margin-bottom:14px;color:#fff}
.dl-hero p{font-size:17px;color:rgba(255,255,255,.8);max-width:640px;margin:0 auto}
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:24px}
.dl-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:30px 26px;text-align:center;transition:.2s;position:relative}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-elevated)}
.dl-card .hot{position:absolute;top:16px;right:16px;background:var(--gradient-primary);color:#fff;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px}
.dl-card>img{width:100%;height:150px;object-fit:cover;border-radius:12px;margin-bottom:16px;background:var(--primary-faint)}
.dl-card h3{font-size:20px;font-weight:700;margin-bottom:6px}
.dl-ver{font-size:14px;color:var(--muted);margin-bottom:18px}
.dl-meta{font-size:13px;color:var(--muted);margin-top:14px;border-top:1px dashed var(--border);padding-top:12px}

/* ===== 订阅页 ===== */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:32px 28px;text-align:center;display:flex;flex-direction:column;position:relative;transition:.2s}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-elevated)}
.plan.featured{border:2px solid var(--primary);box-shadow:var(--shadow-elevated)}
.plan .pop{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--gradient-primary);color:#fff;font-size:12px;font-weight:700;padding:4px 16px;border-radius:999px}
.plan h3{font-size:18px;font-weight:700;margin-bottom:6px}
.plan .price{font-size:40px;font-weight:800;color:var(--primary);line-height:1;margin:14px 0 4px}
.plan .price small{font-size:15px;font-weight:500;color:var(--muted)}
.plan .per{font-size:13px;color:var(--muted);margin-bottom:20px}
.plan ul{list-style:none;text-align:left;margin-bottom:24px;flex:1}
.plan ul li{padding:7px 0;font-size:14px;color:var(--muted-strong);display:flex;gap:9px;align-items:flex-start}
.plan ul li::before{content:"✓";color:var(--primary);font-weight:800;flex:none}
.pay-methods{display:flex;gap:10px;justify-content:center;margin-top:28px;flex-wrap:wrap}
.pay-badge{border:1px solid var(--border);border-radius:9px;padding:7px 16px;font-size:13px;color:var(--muted-strong);background:#fff}

/* ===== 文章页 ===== */
.article-hero{padding:40px 0 8px}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:16px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.article-hero h1{font-size:32px;font-weight:800;line-height:1.35;margin-bottom:14px}
.article-meta{font-size:13px;color:var(--muted);display:flex;gap:16px;flex-wrap:wrap;margin-bottom:8px}
.article-body{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:40px 44px;margin:24px 0 40px}
.article-body h2{font-size:24px;font-weight:800;margin:30px 0 14px}
.article-body h3{font-size:19px;font-weight:700;margin:24px 0 10px}
.article-body p{margin-bottom:16px;color:var(--muted-strong);font-size:16px}
.article-body ul,.article-body ol{margin:0 0 18px 22px}
.article-body li{margin-bottom:8px;color:var(--muted-strong)}
.article-body strong{color:var(--foreground)}
.article-body .tip{background:var(--primary-faint);border-left:4px solid var(--primary);padding:14px 18px;border-radius:0 10px 10px 0;margin:18px 0;font-size:15px}
.article-body>img{width:100%;max-height:320px;object-fit:cover;border-radius:14px;margin-bottom:22px;background:var(--primary-faint)}
.article-cta{background:var(--primary-faint);border:1px solid var(--border);border-radius:16px;padding:26px 28px;text-align:center;margin-top:28px}
.article-cta h3{font-size:19px;font-weight:700;margin-bottom:14px}

/* ===== 文章列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px;display:block;transition:.2s}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:var(--border-strong)}
.post-card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--foreground)}
.post-card p{font-size:13px;color:var(--muted)}
.post-card:hover h3{color:var(--primary)}

/* ===== 页脚 ===== */
.site-footer{background:#ffffff;color:var(--muted-strong);margin-top:0;border-top:1px solid var(--border)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:54px 0 40px}
.footer-brand .logo{color:var(--foreground)}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:14px;max-width:300px}
.footer-col h4{color:var(--foreground);font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--muted-strong);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;text-align:center;font-size:13px;color:var(--muted)}

/* ===== 404 ===== */
.err-wrap{text-align:center;padding:90px 24px}
.err-code{font-size:100px;font-weight:800;color:var(--primary);line-height:1;letter-spacing:-3px}
.err-wrap h1{font-size:26px;margin:16px 0 10px}
.err-wrap p{color:var(--muted);margin-bottom:26px}

/* ===== 响应式 ===== */
@media (max-width: 900px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .dl-grid,.pricing-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .post-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:46px}
}
@media (max-width: 768px){
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#1a0b2e;flex-direction:column;padding:12px;border-bottom:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow-elevated)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 16px;width:100%}
  .nav-toggle{display:block}
  .nav-cta .btn-outline{display:none}
  .hero h1{font-size:36px}
  .section{padding:56px 0}
  .section-head h2{font-size:28px}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .article-body{padding:26px 22px}
  .article-hero h1{font-size:25px}
}
@media (max-width: 480px){
  .stats{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .hero-actions .btn{width:100%;justify-content:center}
  .btn{padding:11px 20px}
  .container{padding:0 18px}
}