/* ============================================================
   Handpeak — Dark Luxury Design System
   ============================================================ */
:root{
  --bg0:#07080B; --bg1:#0C0E13; --card:#12151D; --card-hi:#181C26;
  --line:rgba(255,255,255,.08); --line-hi:rgba(255,255,255,.16);
  --gold:#E3B97E; --gold-hi:#F6DFAE; --gold-deep:#B98F4E;
  --text:#F2F4F8; --muted:#99A2B2;
  --dim:#697182;
  --radius:20px;
  --gold-grad:linear-gradient(100deg,var(--gold-hi),var(--gold) 45%,var(--gold-deep));
  --shadow-lg:0 30px 80px rgba(0,0,0,.55);
  --glow-gold:0 0 60px rgba(227,185,126,.22);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{
  font-family:'Inter',-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  background:var(--bg0);color:var(--text);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* 全局氛围：顶部微光 + 噪点 */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 480px at 78% -8%,rgba(227,185,126,.07),transparent 62%),
    radial-gradient(700px 420px at 8% 12%,rgba(120,140,190,.05),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}
main,footer,header,.abar{position:relative;z-index:2}
h1,h2,h3{font-family:'Space Grotesk','Inter',sans-serif;line-height:1.08;letter-spacing:-.02em}
img,video{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:110px 0}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2.5px;color:var(--gold);text-transform:uppercase;margin-bottom:14px}
.h2{font-size:clamp(32px,4.2vw,52px);font-weight:700;margin-bottom:14px}
.sub{color:var(--muted);font-size:17px}
.center{text-align:center}.center .sub{max-width:640px;margin:0 auto}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:16px 32px;border-radius:12px;font-weight:600;font-size:15.5px;text-decoration:none;transition:transform .25s,box-shadow .25s,background .25s,border-color .25s;cursor:pointer;border:0;will-change:transform}
.btn-primary{background:var(--gold-grad);color:#1A1408;box-shadow:0 10px 30px rgba(227,185,126,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(227,185,126,.4)}
.btn-outline{background:rgba(255,255,255,.03);color:var(--text);border:1px solid var(--line-hi)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-hi)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* ===== Announcement bar ===== */
.abar{background:linear-gradient(90deg,#0B0D12,#141820,#0B0D12);color:var(--muted);text-align:center;padding:11px 16px;font-size:12.5px;letter-spacing:2px;font-weight:600;text-transform:uppercase;border-bottom:1px solid var(--line)}
.abar b{background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:60;background:rgba(7,8,11,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(7,8,11,.88)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-logo{height:36px;width:auto}
.nav-links{display:flex;gap:30px;list-style:none}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14.5px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--gold-hi)}
.nav .btn{padding:11px 22px;font-size:14px}

/* ===== Hero ===== */
.hero{position:relative;padding:80px 0 90px;overflow:hidden}
.hero::before{content:"";position:absolute;top:-260px;right:-180px;width:720px;height:720px;border-radius:50%;background:radial-gradient(circle,rgba(227,185,126,.13),transparent 62%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-320px;left:-220px;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(110,130,180,.08),transparent 60%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:9px;background:rgba(227,185,126,.08);border:1px solid rgba(227,185,126,.28);color:var(--gold-hi);font-size:12px;font-weight:700;letter-spacing:2px;padding:8px 18px;border-radius:999px;margin-bottom:26px;text-transform:uppercase}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;animation:blip 2s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.hero h1{font-size:clamp(46px,6vw,80px);font-weight:700;margin-bottom:22px}
.hero h1 em{font-style:normal;background:var(--gold-grad);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 5s linear infinite}
@keyframes shine{to{background-position:200% center}}
.hero .lead{font-size:18px;color:var(--muted);max-width:520px;margin-bottom:32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero-meta{display:flex;gap:22px;font-size:13.5px;color:var(--dim);flex-wrap:wrap}
.hero-meta span{display:flex;align-items:center;gap:7px}
.hero-meta span::before{content:"✓";color:var(--gold);font-weight:700}

/* Hero 产品视觉 */
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:480px}
.hero-halo{position:absolute;width:78%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(227,185,126,.16),rgba(227,185,126,.04) 45%,transparent 68%);filter:blur(8px)}
.hero-ring{position:absolute;width:86%;aspect-ratio:1;border-radius:50%;border:1px solid rgba(227,185,126,.14)}
.hero-ring.r2{width:102%;border-color:rgba(255,255,255,.05);border-style:dashed;animation:spin 60s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-product{position:relative;width:82%;will-change:transform;transform-style:preserve-3d}
.hero-product img{filter:drop-shadow(0 50px 60px rgba(0,0,0,.6)) drop-shadow(0 0 44px rgba(227,185,126,.1))}
.hero-price{position:absolute;top:6%;right:2%;background:var(--gold-grad);color:#1A1408;font-family:'Space Grotesk';font-weight:700;font-size:19px;padding:9px 20px;border-radius:999px;box-shadow:0 12px 30px rgba(227,185,126,.35);z-index:3}
.hero-chip{position:absolute;background:rgba(13,15,20,.82);border:1px solid var(--line-hi);backdrop-filter:blur(8px);color:var(--text);font-size:12.5px;font-weight:600;padding:9px 16px;border-radius:999px;z-index:3;box-shadow:var(--shadow-lg)}
.hero-chip b{color:var(--gold)}
.hero-chip.c1{bottom:16%;left:-2%}
.hero-chip.c2{bottom:4%;right:6%}

/* ===== Ticker ===== */
.ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:17px 0;background:var(--bg1)}
.ticker-track{display:flex;gap:56px;white-space:nowrap;animation:tick 26s linear infinite;width:max-content}
.ticker span{font-family:'Space Grotesk';font-size:13px;letter-spacing:.26em;text-transform:uppercase;color:var(--muted)}
.ticker i{color:var(--gold);font-style:normal;margin-left:56px}
@keyframes tick{to{transform:translateX(-50%)}}

/* ===== Moments ===== */
.moments-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.moment{background:linear-gradient(170deg,var(--card-hi),var(--card));border:1px solid var(--line);border-radius:var(--radius);padding:36px 30px;transition:transform .3s,border-color .3s,box-shadow .3s}
.moment:hover{transform:translateY(-6px);border-color:rgba(227,185,126,.32);box-shadow:var(--glow-gold)}
.moment .ic{width:50px;height:50px;border-radius:14px;background:rgba(227,185,126,.1);border:1px solid rgba(227,185,126,.24);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.moment .ic svg{stroke:var(--gold)}
.moment h3{font-size:20px;margin-bottom:9px}
.moment p{font-size:14.5px;color:var(--muted)}

/* ===== Dark action (video) ===== */
.action{background:radial-gradient(1000px 520px at 70% -10%,#161B28 0%,#090B10 60%);padding:110px 0;text-align:center;position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.action::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 300px at 16% 112%,rgba(227,185,126,.1),transparent 62%);pointer-events:none}
.action h2{font-size:clamp(30px,3.6vw,44px)}
.action .sub{color:var(--muted)}
.video-frame{position:relative;max-width:640px;margin:52px auto 0;border-radius:28px;padding:8px;background:linear-gradient(135deg,rgba(227,185,126,.5),rgba(255,255,255,.08) 40%,rgba(227,185,126,.2));box-shadow:0 40px 100px rgba(0,0,0,.6),0 0 90px rgba(227,185,126,.16)}
.video-frame video{width:100%;border-radius:20px}
.action .cap{color:var(--dim);font-size:12px;margin-top:28px;letter-spacing:4px;text-transform:uppercase}

/* ===== Product cards ===== */
.shop{background:var(--bg1)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:52px}
.card{background:linear-gradient(175deg,var(--card-hi),var(--card));border:1px solid var(--line);border-radius:24px;overflow:hidden;transition:transform .3s,border-color .3s,box-shadow .3s;position:relative}
.card:hover{transform:translateY(-7px);border-color:rgba(227,185,126,.3);box-shadow:var(--shadow-lg),var(--glow-gold)}
.card-img{position:relative;padding:44px 40px 12px;display:flex;justify-content:center}
.card-img::before{content:"";position:absolute;top:18%;left:50%;transform:translateX(-50%);width:64%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(227,185,126,.14),transparent 65%)}
.card-img img{position:relative;width:74%;transition:transform .7s cubic-bezier(.2,.7,.2,1);filter:drop-shadow(0 34px 34px rgba(0,0,0,.5))}
.card:hover .card-img img{transform:scale(1.06) rotate(-2deg)}
.card-body{padding:18px 32px 32px}
.card-body .tag{font-size:11.5px;font-weight:700;letter-spacing:2px;color:var(--gold);text-transform:uppercase}
.card-body h3{font-size:23px;margin:9px 0 5px}
.card-body .desc{font-size:14.5px;color:var(--muted);margin-bottom:18px}
.card-foot{display:flex;align-items:center;justify-content:space-between}
.card-price{font-family:'Space Grotesk';font-size:28px;font-weight:700;background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.card-price small{font-size:13px;color:var(--muted);font-weight:400;font-family:'Inter';-webkit-text-fill-color:var(--muted)}
.swatches{display:flex;gap:9px;margin:12px 0 18px}
.swatches span{width:20px;height:20px;border-radius:50%;border:2px solid rgba(255,255,255,.14);box-shadow:0 0 0 1.5px var(--line)}

/* ===== Feature rows ===== */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;padding:48px 0}
.frow + .frow{border-top:1px solid var(--line)}
.frow .img-box{position:relative;border-radius:26px;padding:30px;overflow:hidden;background:radial-gradient(circle at 50% 32%,rgba(227,185,126,.1),transparent 62%)}
.frow .img-box img{position:relative;width:82%;margin:0 auto;filter:drop-shadow(0 36px 40px rgba(0,0,0,.55));will-change:transform}
.frow h3{font-size:clamp(26px,2.8vw,36px);margin:12px 0 16px}
.frow p{font-size:16px;color:var(--muted);line-height:1.8}
.frow ul{list-style:none;margin-top:20px}
.frow li{font-size:15px;color:var(--text);padding:8px 0 8px 30px;position:relative}
.frow li::before{content:"✓";position:absolute;left:0;top:8px;color:var(--gold);font-weight:700}

/* ===== Steps ===== */
.steps{background:#05060A;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.steps::before{content:"";position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:800px;height:400px;background:radial-gradient(ellipse,rgba(227,185,126,.08),transparent 65%);pointer-events:none}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.step{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius);padding:36px 30px;transition:transform .3s,border-color .3s,background .3s}
.step:hover{transform:translateY(-6px);background:rgba(255,255,255,.06);border-color:rgba(227,185,126,.3)}
.step .num{font-family:'Space Grotesk';font-size:15px;font-weight:700;color:#1A1408;background:var(--gold-grad);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 8px 22px rgba(227,185,126,.3)}
.step h3{font-size:20px;margin-bottom:9px}
.step p{font-size:14.5px;color:var(--muted)}

/* ===== Compare ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:52px}
.cmp{border-radius:22px;padding:40px 34px}
.cmp.old{background:rgba(255,255,255,.02);border:1px dashed rgba(255,255,255,.16)}
.cmp.new{background:linear-gradient(170deg,rgba(227,185,126,.1),rgba(227,185,126,.03));border:1px solid rgba(227,185,126,.4);position:relative;transition:transform .3s,box-shadow .3s}
.cmp.new:hover{transform:translateY(-5px);box-shadow:0 24px 60px rgba(227,185,126,.14)}
.cmp.new .flag{position:absolute;top:-14px;left:34px;background:var(--gold-grad);color:#1A1408;font-size:11.5px;font-weight:700;letter-spacing:1.5px;padding:6px 18px;border-radius:999px;text-transform:uppercase}
.cmp h3{font-size:21px;margin-bottom:18px}
.cmp ul{list-style:none}
.cmp li{font-size:15px;color:var(--muted);padding:9px 0 9px 30px;position:relative}
.cmp.old li::before{content:"✕";position:absolute;left:0;color:#4E5767}
.cmp.new li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700}
.cmp.new li{color:var(--text)}

/* ===== FAQ ===== */
.faq-sec{background:var(--bg1)}
.faq-list{max-width:780px;margin:48px auto 0}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .25s}
details:hover{border-color:var(--line-hi)}
details[open]{border-color:rgba(227,185,126,.32)}
summary{padding:20px 26px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:15.5px}
summary::after{content:"+";font-size:24px;color:var(--gold);font-weight:400;transition:.25s}
details[open] summary::after{transform:rotate(45deg)}
details .a{padding:0 26px 20px;color:var(--muted);font-size:14.5px}
details .a a{color:var(--gold)}

/* ===== Email band ===== */
.email-band{background:radial-gradient(900px 420px at 50% -20%,#191C2A 0%,#07080B 62%);text-align:center;padding:110px 0;position:relative;overflow:hidden;border-top:1px solid var(--line)}
.email-band::before{content:"";position:absolute;top:-140px;left:50%;transform:translateX(-50%);width:640px;height:320px;background:radial-gradient(ellipse,rgba(227,185,126,.16),transparent 65%);pointer-events:none}
.email-band h2{font-size:clamp(30px,3.6vw,44px);position:relative}
.email-band .price{font-family:'Space Grotesk';font-size:clamp(56px,7vw,84px);font-weight:700;background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin:14px 0 6px;position:relative}
.email-band .note{color:var(--muted);font-size:14.5px;margin-bottom:34px;position:relative}
.email-form{display:flex;gap:12px;max-width:480px;margin:0 auto;position:relative}
.email-form input{flex:1;padding:16px 24px;border-radius:12px;border:1px solid var(--line-hi);background:rgba(255,255,255,.05);color:var(--text);font-size:15px;outline:none;transition:border-color .25s}
.email-form input::placeholder{color:var(--dim)}
.email-form input:focus{border-color:var(--gold)}
.form-ok{display:none;font-size:16.5px;color:#8FE3B0;font-weight:600;padding:16px}

/* ===== Footer ===== */
footer{background:#05060A;color:var(--dim);padding:64px 0 32px;font-size:14px;border-top:1px solid var(--line)}
.foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:40px}
.foot-brand{display:flex;align-items:center;gap:12px}
.foot-brand img{width:36px;height:36px}
.foot-brand b{font-family:'Space Grotesk';color:var(--text);font-size:20px}
.foot-col h4{color:var(--text);font-size:12px;letter-spacing:2px;text-transform:uppercase;margin-bottom:16px}
.foot-col a{display:block;color:var(--dim);text-decoration:none;margin-bottom:10px;font-size:14px;transition:color .2s}
.foot-col a:hover{color:var(--gold-hi)}
.foot-base{border-top:1px solid var(--line);padding-top:24px;text-align:center;font-size:13px}

/* ===== Reveal (JS 接管，无 JS 时可见) ===== */
.reveal{opacity:1}
.js-anim .reveal{opacity:0;transform:translateY(30px)}
.js-anim .step{opacity:0}

/* ===== Responsive ===== */
@media (max-width:940px){
  section{padding:72px 0}
  .hero-grid,.frow,.cards,.compare-grid{grid-template-columns:1fr}
  .hero-visual{min-height:380px;margin-top:12px}
  .moments-grid,.steps-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .frow .flip{order:-1}
  .frow{gap:36px}
}
@media (max-width:620px){
  .moments-grid,.steps-grid{grid-template-columns:1fr}
  .email-form{flex-direction:column}
  .hero-chip.c1{left:0}
  .card-img img{width:86%}
}

/* ===== 360° Scroll Orbit ===== */
.orbit{background:#07080B;overflow:hidden}
.orbit-stage{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:48px;max-width:1180px;margin:0 auto;padding:40px 24px;flex-wrap:wrap}
.orbit-copy{flex:1 1 280px;max-width:420px}
.orbit-copy h2{font-size:clamp(30px,4vw,44px);font-weight:600;letter-spacing:-.02em;margin:10px 0 12px}
.orbit-copy .sub{color:#9AA3B2;font-size:17px;margin-bottom:26px}
.orbit-seg{display:inline-flex;gap:6px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:999px;padding:5px}
.orbit-btn{border:0;background:transparent;color:#9AA3B2;font:600 14px/1 'Inter',sans-serif;padding:10px 20px;border-radius:999px;cursor:pointer;transition:.25s}
.orbit-btn.active{background:#E3B97E;color:#1A1408}
.orbit-visual{position:relative;flex:0 1 auto;display:flex;align-items:center;justify-content:center}
.orbit-halo{position:absolute;inset:12%;border-radius:50%;background:radial-gradient(circle,rgba(227,185,126,.22) 0%,rgba(227,185,126,.06) 45%,transparent 70%);filter:blur(10px)}
#orbitCanvas{position:relative;width:min(72vw,520px);height:auto;opacity:0;transition:opacity .4s}
#orbitFallback{position:relative;width:min(72vw,520px);height:auto}
@media (max-width:760px){.orbit-stage{gap:20px}.orbit-copy{max-width:100%;text-align:center}}