/* QuickQ 静态站点公共样式 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#1f2937;background:#fcfbf8;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(252,251,248,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(0,0,0,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{font-size:26px;font-weight:800;color:#3b5bff;letter-spacing:.5px}
.nav-links{display:flex;gap:32px}
.nav-links a{font-size:15px;color:#333;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#3b5bff}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer}

/* 通用区块 */
section{padding:80px 0}
.section-title{text-align:center;font-size:34px;font-weight:700;color:#1a1f36;margin-bottom:12px}
.section-sub{text-align:center;color:#6b7280;font-size:16px;margin-bottom:56px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .2s;border:none}
.btn-primary{background:#ff2e7e;color:#fff;box-shadow:0 8px 22px rgba(255,46,126,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,46,126,.45)}
.btn-outline{background:#fff;color:#3b5bff;border:2px solid #3b5bff}
.btn-outline:hover{background:#3b5bff;color:#fff}
.btn-ghost{background:transparent;color:#3b5bff}

/* Hero */
.hero{padding:60px 0 100px;background:linear-gradient(180deg,#eef2ff 0%,#f6f8ff 60%,#fcfbf8 100%)}
.hero-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center}
.hero h1{font-size:56px;line-height:1.15;color:#1a1f36;font-weight:800;margin-bottom:24px}
.hero .lead{font-size:18px;color:#4b5563;max-width:520px;margin-bottom:36px}
.hero-cta{display:flex;gap:20px;align-items:center;margin-bottom:36px;flex-wrap:wrap}
.play{width:52px;height:52px;border-radius:999px;background:#c026d3;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.hero-tags{display:flex;gap:28px;flex-wrap:wrap;color:#6b7280;font-size:14px}
.hero-tags span::before{content:"● ";color:#3b5bff;font-size:10px;vertical-align:middle}

/* 特性卡片 */
.grid{display:grid;gap:24px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border-radius:16px;padding:32px 24px;box-shadow:0 4px 18px rgba(15,23,42,.05);border:1px solid rgba(15,23,42,.04);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(15,23,42,.08)}
.card h3{font-size:18px;color:#1a1f36;margin-bottom:10px}
.card p{color:#6b7280;font-size:14px}
.card .ico{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#3b5bff,#6d78ff);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:18px}

/* 特色说明 */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin:60px 0}
.feature-row.reverse{direction:rtl}
.feature-row.reverse>*{direction:ltr}
.feature-list{display:grid;gap:26px}
.feature-item h4{font-size:20px;color:#1a1f36;margin-bottom:8px}
.feature-item p{color:#6b7280}

/* 检查列表 */
.check-list{display:grid;gap:14px}
.check-list li{padding-left:32px;position:relative;color:#374151}
.check-list li::before{content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;background:#10b981;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}

/* 平台徽章 */
.platforms{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.platforms span{padding:8px 14px;border-radius:999px;background:#eef2ff;color:#3b5bff;font-size:13px;font-weight:600}

/* 评价卡片 */
.review{background:#fff;border-radius:18px;padding:28px;box-shadow:0 4px 20px rgba(15,23,42,.06)}
.review .stars{color:#fbbf24;letter-spacing:2px;margin-bottom:12px}
.review .quote{color:#334155;font-size:15px;margin-bottom:20px}
.review .who{display:flex;align-items:center;gap:12px;color:#6b7280;font-size:13px}
.avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#c7d2fe,#a5b4fc);display:flex;align-items:center;justify-content:center;color:#3730a3;font-weight:700}

/* 优势页面圆形装饰 */
.circle{width:120px;height:120px;border-radius:50%;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;font-size:44px;color:#fff}
.c1{background:radial-gradient(circle,#f0abfc,#c026d3)}
.c2{background:radial-gradient(circle,#a5b4fc,#6366f1)}
.c3{background:radial-gradient(circle,#f0abfc,#c026d3)}
.c4{background:radial-gradient(circle,#fca5a5,#ef4444)}
.c5{background:radial-gradient(circle,#86efac,#16a34a)}
.c6{background:radial-gradient(circle,#fcd34d,#f59e0b)}

/* 对比表 */
.compare{width:100%;border-collapse:collapse;margin-top:20px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 18px rgba(15,23,42,.05)}
.compare th,.compare td{padding:16px 18px;border-bottom:1px solid #f1f5f9;text-align:left;font-size:15px}
.compare th{background:#3b5bff;color:#fff;font-weight:600}
.compare tr:last-child td{border-bottom:none}
.compare td:nth-child(2){color:#10b981;font-weight:600}
.compare td:nth-child(3){color:#94a3b8}

/* 下载页 */
.dl-card{background:#fff;border-radius:20px;padding:36px;box-shadow:0 6px 24px rgba(15,23,42,.06);display:grid;grid-template-columns:80px 1fr auto;gap:24px;align-items:center;margin-bottom:24px}
.dl-ico{width:80px;height:80px;border-radius:20px;background:linear-gradient(135deg,#3b5bff,#8b5cf6);color:#fff;display:flex;align-items:center;justify-content:center;font-size:38px}
.dl-card h3{font-size:22px;color:#1a1f36;margin-bottom:8px}
.dl-card p{color:#6b7280;font-size:14px}
.dl-btns{display:flex;gap:12px;flex-wrap:wrap}
.dl-btns .btn{padding:10px 22px;font-size:14px}

/* FAQ */
.faq details{background:#fff;border-radius:12px;padding:20px 24px;margin-bottom:14px;box-shadow:0 2px 10px rgba(15,23,42,.04);cursor:pointer}
.faq summary{font-weight:600;color:#1a1f36;font-size:16px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:#3b5bff;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:12px;color:#6b7280;font-size:14px}

/* CTA 底部 */
.cta{background:linear-gradient(135deg,#3b5bff 0%,#6d78ff 100%);color:#fff;text-align:center;padding:80px 24px;border-radius:24px;margin:60px auto}
.cta h2{font-size:34px;margin-bottom:14px}
.cta p{opacity:.9;margin-bottom:28px}
.cta .btn-primary{background:#fff;color:#3b5bff;box-shadow:0 8px 22px rgba(0,0,0,.2)}

/* 统计 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.stat{text-align:center}
.stat .num{font-size:38px;font-weight:800;color:#3b5bff}
.stat .lbl{color:#6b7280;font-size:14px;margin-top:6px}

/* 页脚 */
.site-footer{background:#0f172a;color:#cbd5e1;padding:50px 0 24px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
.site-footer h5{color:#fff;font-size:15px;margin-bottom:16px}
.site-footer a{color:#cbd5e1;font-size:14px;line-height:2.2;transition:color .2s}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid #1e293b;padding-top:20px;text-align:center;font-size:13px;color:#64748b}

/* 响应式 */
@media (max-width:960px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .grid-2,.hero-wrap,.feature-row,.footer-grid{grid-template-columns:1fr!important}
  .hero h1{font-size:38px}
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;gap:16px;box-shadow:0 8px 20px rgba(0,0,0,.08)}
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
  .dl-card{grid-template-columns:1fr;text-align:center}
  .dl-ico{margin:0 auto}
  .stats{grid-template-columns:repeat(2,1fr)}
  section{padding:56px 0}
}