/* HiWaifu AI - Neon Romance Theme */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#1a0518;--bg2:#2a0a26;--card:rgba(236,72,153,.08);--card-border:rgba(236,72,153,.25);
  --pink:#ec4899;--violet:#a855f7;--rose:#f472b6;--gold:#fbbf24;--white:#fdf2f8;
  --text:#fce7f3;--text-dim:#f9a8d4;--text-mute:#f472b6;
  --glow:0 0 40px rgba(236,72,153,.4);
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;
  padding-bottom:78px;position:relative;
}
a{color:var(--pink);text-decoration:none}
img{max-width:100%;display:block}

/* ===== Dynamic Background ===== */
.bg-layer{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--bg)}
.aurora{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;animation:auroraFloat 18s ease-in-out infinite}
.aurora.a1{width:520px;height:520px;background:radial-gradient(circle,rgba(236,72,153,.7),transparent 70%);top:-120px;left:-100px}
.aurora.a2{width:460px;height:460px;background:radial-gradient(circle,rgba(168,85,247,.6),transparent 70%);top:40%;right:-120px;animation-delay:-6s}
.aurora.a3{width:400px;height:400px;background:radial-gradient(circle,rgba(244,114,182,.5),transparent 70%);bottom:-100px;left:30%;animation-delay:-12s}
@keyframes auroraFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(40px,-30px) scale(1.1)}66%{transform:translate(-30px,40px) scale(.95)}}
.stars{position:absolute;inset:0;background-image:radial-gradient(1px 1px at 20% 30%,rgba(252,231,243,.7),transparent),radial-gradient(1px 1px at 60% 70%,rgba(249,168,212,.5),transparent),radial-gradient(1px 1px at 80% 10%,rgba(252,231,243,.6),transparent),radial-gradient(1px 1px at 40% 90%,rgba(249,168,212,.4),transparent),radial-gradient(2px 2px at 90% 50%,rgba(252,231,243,.5),transparent);background-size:600px 600px;animation:twinkle 6s ease-in-out infinite alternate}
@keyframes twinkle{from{opacity:.5}to{opacity:1}}
.particles{position:absolute;inset:0}
.particle{position:absolute;width:4px;height:4px;border-radius:50%;background:var(--rose);opacity:.5;animation:floatUp linear infinite}
@keyframes floatUp{0%{transform:translateY(0) scale(1);opacity:0}10%{opacity:.6}90%{opacity:.4}100%{transform:translateY(-100vh) scale(0);opacity:0}}

/* ===== Nav ===== */
nav{position:sticky;top:0;z-index:100;background:rgba(26,5,24,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--card-border)}
.nav-wrap{max-width:720px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.brand{display:flex;align-items:center;gap:10px;min-height:44px}
.brand img{width:40px;height:40px;border-radius:10px}
.brand span{font-size:19px;font-weight:800;color:var(--white)}
.nav-links{display:flex;gap:4px}
.nav-links a{color:var(--text-dim);font-size:14px;padding:0 10px;min-height:44px;display:flex;align-items:center;border-radius:8px}
.nav-links a:hover{background:var(--card);color:var(--rose)}

/* ===== Hero ===== */
.hero{max-width:720px;margin:0 auto;padding:40px 16px 20px;text-align:center}
.hero-logo{width:96px;height:96px;margin:0 auto 18px;border-radius:22px;box-shadow:var(--glow);border:2px solid var(--card-border)}
.hero h1{font-size:30px;font-weight:800;line-height:1.3;margin-bottom:12px;background:linear-gradient(135deg,var(--white),var(--rose),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .tagline{font-size:16px;color:var(--text-dim);margin-bottom:22px}
.dl-btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--pink),var(--violet));color:#fff;font-size:18px;font-weight:700;padding:16px 36px;border-radius:50px;box-shadow:0 8px 30px rgba(236,72,153,.45);min-height:56px;transition:transform .2s}
.dl-btn:hover{transform:translateY(-2px)}
.dl-btn svg{width:22px;height:22px}
.hero-meta{display:flex;justify-content:center;gap:20px;margin-top:22px;flex-wrap:wrap;font-size:13px;color:var(--text-mute)}
.hero-meta span{display:flex;align-items:center;gap:5px}

/* ===== Live bar ===== */
.live-bar{max-width:720px;margin:10px auto 0;padding:0 16px}
.live-inner{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:10px 16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-dim);overflow:hidden}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);flex-shrink:0;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.3)}}
.live-track{display:flex;flex:1;overflow:hidden;min-width:0}
.live-text{white-space:nowrap;display:inline-block;padding-right:40px;animation:scrollLive 35s linear infinite;flex-shrink:0}
@keyframes scrollLive{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}

/* ===== Sections ===== */
section{max-width:720px;margin:0 auto;padding:30px 16px}
.sec-title{font-size:22px;font-weight:800;margin-bottom:6px;color:var(--white);display:flex;align-items:center;gap:8px}
.sec-title::before{content:"";width:4px;height:22px;background:linear-gradient(var(--pink),var(--violet));border-radius:2px}
.sec-sub{font-size:14px;color:var(--text-mute);margin-bottom:18px}

/* Feature grid */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feature-card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:16px}
.feature-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,rgba(236,72,153,.25),rgba(168,85,247,.25));display:flex;align-items:center;justify-content:center;margin-bottom:10px;font-size:22px}
.feature-card h3{font-size:15px;font-weight:700;margin-bottom:6px;color:var(--white)}
.feature-card p{font-size:13px;color:var(--text-dim);line-height:1.6}

/* Companions */
.comp-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.comp-card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;overflow:hidden;text-align:center}
.comp-card img{width:100%;aspect-ratio:1/1;object-fit:cover}
.comp-card h4{font-size:14px;font-weight:700;color:var(--white);margin:8px 4px 2px}
.comp-card p{font-size:11px;color:var(--text-mute);padding:0 6px 10px}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stat{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:14px 8px;text-align:center}
.stat-num{font-size:22px;font-weight:800;color:var(--rose);line-height:1.2}
.stat-label{font-size:11px;color:var(--text-mute);margin-top:4px}

/* Screenshots */
.shots{display:flex;gap:12px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.shots::-webkit-scrollbar{display:none}
.shot{flex-shrink:0;width:200px;scroll-snap-align:start;border-radius:16px;overflow:hidden;border:1px solid var(--card-border)}
.shot img{width:100%;height:auto}

/* Steps */
.steps{display:flex;flex-direction:column;gap:12px}
.step{display:flex;gap:14px;background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:14px}
.step-num{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--pink),var(--violet));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.step h3{font-size:15px;font-weight:700;margin-bottom:4px;color:var(--white)}
.step p{font-size:13px;color:var(--text-dim)}

/* Pricing */
.price-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.price-card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:16px 12px;text-align:center;position:relative}
.price-card.popular{border-color:var(--pink);box-shadow:0 0 20px rgba(236,72,153,.2)}
.price-card .tag{position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--pink),var(--violet));color:#fff;font-size:11px;padding:3px 12px;border-radius:10px;white-space:nowrap}
.price-card h4{font-size:15px;font-weight:700;color:var(--white);margin-bottom:6px}
.price-card .price{font-size:22px;font-weight:800;color:var(--rose);margin-bottom:8px}
.price-card .price span{font-size:12px;color:var(--text-mute);font-weight:400}
.price-card ul{list-style:none;text-align:left;margin-bottom:12px}
.price-card li{font-size:12px;color:var(--text-dim);margin-bottom:5px;padding-left:16px;position:relative}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--pink);font-weight:700}
.price-btn{display:block;background:var(--card);border:1px solid var(--pink);color:var(--rose);font-size:13px;font-weight:600;padding:8px;border-radius:8px;min-height:40px}
.price-card.popular .price-btn{background:linear-gradient(135deg,var(--pink),var(--violet));color:#fff;border:none}

/* Safe cards */
.safe-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.safe{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:14px}
.safe-icon{font-size:24px;margin-bottom:6px}
.safe h4{font-size:14px;font-weight:700;color:var(--white);margin-bottom:4px}
.safe p{font-size:12px;color:var(--text-dim)}

/* FAQ */
.faq-item{background:var(--card);border:1px solid var(--card-border);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq-item summary{list-style:none;padding:16px;font-size:15px;font-weight:600;color:var(--white);cursor:pointer;display:flex;justify-content:space-between;align-items:center;min-height:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;color:var(--pink);transition:transform .2s;flex-shrink:0;margin-left:10px}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-ans{padding:0 16px 16px;font-size:14px;color:var(--text-dim);line-height:1.7}

/* Related search */
.related{display:flex;flex-wrap:wrap;gap:8px}
.related a{background:var(--card);border:1px solid var(--card-border);border-radius:20px;padding:9px 16px;font-size:13px;color:var(--text-dim);min-height:44px;display:inline-flex;align-items:center}
.related a:hover{border-color:var(--pink);color:var(--rose)}

/* CTA */
.cta{max-width:720px;margin:20px auto;padding:30px 16px;text-align:center}
.cta-box{background:linear-gradient(135deg,rgba(236,72,153,.15),rgba(168,85,247,.12));border:1px solid var(--card-border);border-radius:20px;padding:30px 20px}
.cta h2{font-size:22px;font-weight:800;margin-bottom:10px;color:var(--white)}
.cta p{font-size:14px;color:var(--text-dim);margin-bottom:20px}

/* Footer */
footer{max-width:720px;margin:0 auto;padding:30px 16px 20px;border-top:1px solid var(--card-border);margin-top:20px}
.footer-info{font-size:13px;color:var(--text-mute);line-height:1.8;margin-bottom:14px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px}
.footer-links a{color:var(--text-dim);font-size:13px;padding:6px 10px;min-height:44px;display:inline-flex;align-items:center}
.footer-links a:hover{color:var(--rose)}
.cr{font-size:12px;color:var(--text-mute);margin-top:16px;text-align:center}

/* Dock */
.dock{position:fixed;bottom:0;left:0;right:0;background:rgba(26,5,24,.95);backdrop-filter:blur(12px);border-top:1px solid var(--card-border);padding:10px 16px;z-index:99;display:flex;justify-content:center}
.dock .dl-btn{min-height:48px;padding:12px 32px;font-size:16px;width:100%;max-width:720px;justify-content:center}

/* Toast */
.toast{position:fixed;top:80px;left:50%;transform:translateX(-50%) translateY(-20px);background:rgba(42,10,38,.95);border:1px solid var(--pink);color:var(--white);padding:12px 20px;border-radius:10px;font-size:14px;opacity:0;transition:all .3s;z-index:200;pointer-events:none;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Article pages */
.article{max-width:720px;margin:0 auto;padding:20px 16px}
.crumb{font-size:13px;color:var(--text-mute);margin-bottom:14px;display:flex;flex-wrap:wrap;gap:4px;align-items:center}
.crumb a{color:var(--text-dim);min-height:44px;display:inline-flex;align-items:center;padding:0 2px}
.crumb a:hover{color:var(--rose)}
.article h1{font-size:24px;font-weight:800;margin-bottom:10px;color:var(--white);line-height:1.4}
.article .meta{font-size:13px;color:var(--text-mute);margin-bottom:20px}
.article h2{font-size:19px;font-weight:700;margin:24px 0 10px;color:var(--white);padding-left:10px;border-left:3px solid var(--pink)}
.article p{font-size:15px;color:var(--text-dim);margin-bottom:14px;line-height:1.8}
.article ul{padding-left:20px;margin-bottom:14px}
.article li{font-size:14px;color:var(--text-dim);margin-bottom:6px;line-height:1.7}
.article .info-table{width:100%;border-collapse:collapse;margin:16px 0}
.article .info-table td{padding:10px 12px;border-bottom:1px solid var(--card-border);font-size:14px}
.article .info-table td:first-child{color:var(--text-mute);width:35%}
.article .info-table td:last-child{color:var(--text-dim)}
.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--pink);font-size:14px;margin-top:20px;min-height:44px}

@media(max-width:380px){
  .feature-grid,.safe-grid{grid-template-columns:1fr}
  .comp-grid,.price-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:25px}
  .nav-links a{font-size:12px;padding:0 6px}
}