/* 黃金密碼箱 官方入口網站 — 暗金奢華主題（對應 App Brand 色票） */
:root{
  --ink:#0A0305; --ink2:#120607; --ink3:#1B080A; --ink4:#250C0F;
  --line:rgba(212,162,76,.18); --line2:rgba(212,162,76,.32);
  --gold:#D4A24C; --goldHi:#F2D58A; --goldDeep:#8C6A2C;
  --ember:#E8645A; --red:#A8101A; --redDeep:#7A0A12;
  --smoke:#9C8754; --cream:#E8D7B0; --paper:#D8C49A;
  --ok:#4FBF96;
  --maxw:1180px;
  --serif:"Noto Serif TC",serif; --sans:"Noto Sans TC","PingFang TC",sans-serif; --latin:"Cinzel",serif;
  --shadow:0 24px 60px rgba(0,0,0,.55);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  background:var(--ink); color:var(--cream); font-family:var(--sans); line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{font-family:var(--latin);letter-spacing:.42em;text-transform:uppercase;font-size:12px;color:var(--gold);font-weight:600}
h1,h2,h3{font-family:var(--serif);font-weight:800;line-height:1.25;color:var(--goldHi)}
.gold-text{
  background:linear-gradient(180deg,#FFF3CE 0%,#F2D58A 30%,#D4A24C 62%,#9A7330 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.lead{color:var(--paper);font-size:17px;max-width:60ch}
.muted{color:var(--smoke)}

/* ===== Backdrop glows ===== */
.bg-fx{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
   radial-gradient(60% 40% at 50% -5%, rgba(168,16,26,.30), transparent 60%),
   radial-gradient(50% 35% at 85% 12%, rgba(212,162,76,.10), transparent 60%),
   radial-gradient(45% 30% at 8% 30%, rgba(168,16,26,.14), transparent 60%),
   linear-gradient(180deg,#160607 0%,#0A0305 55%,#0A0305 100%);
}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);
  background:linear-gradient(180deg,rgba(12,4,6,.92),rgba(12,4,6,.62));
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-weight:800;color:var(--goldHi);font-size:18px;letter-spacing:.04em}
.brand svg{width:34px;height:34px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.6))}
.nav-links{margin-left:auto;display:flex;gap:26px}
.nav-links a{font-size:14px;color:var(--paper);transition:color .2s}
.nav-links a:hover{color:var(--goldHi)}
.nav .btn{margin-left:8px}
@media(max-width:860px){.nav-links{display:none}}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:8px;cursor:pointer;border:none;
  font-family:var(--sans);font-weight:700;font-size:15px;letter-spacing:.02em;
  padding:13px 26px;border-radius:8px;transition:transform .15s,box-shadow .25s;white-space:nowrap}
.btn-gold{color:#2A1206;
  background:linear-gradient(180deg,#FBE9B6,#E7C570 46%,#C99A3F);
  box-shadow:0 10px 30px rgba(212,162,76,.32),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(212,162,76,.45),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-ghost{color:var(--goldHi);background:transparent;border:1px solid var(--line2)}
.btn-ghost:hover{background:rgba(212,162,76,.08);border-color:var(--gold)}
.btn-lg{padding:16px 34px;font-size:16px}

/* ===== Hero ===== */
.hero{position:relative;padding:78px 0 30px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero-pill{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line2);
  border-radius:999px;padding:7px 15px;font-size:12.5px;color:var(--paper);background:rgba(212,162,76,.06)}
.hero-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--ember);box-shadow:0 0 10px var(--ember);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(40px,6vw,72px);margin:20px 0 6px;letter-spacing:.02em;text-shadow:0 4px 30px rgba(168,16,26,.35)}
.hero .sub{font-family:var(--latin);letter-spacing:.34em;color:var(--gold);font-size:13px;text-transform:uppercase;margin-bottom:18px}
.hero p.lead{font-size:18px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-stats .s b{font-family:var(--serif);font-size:26px;color:var(--goldHi);display:block;line-height:1}
.hero-stats .s span{font-size:12.5px;color:var(--smoke)}

/* Phone mockup */
.phone{position:relative;width:min(300px,72vw);margin:0 auto;border-radius:38px;padding:11px;
  background:linear-gradient(160deg,#3a2a14,#160a05);
  box-shadow:var(--shadow),0 0 0 1px rgba(212,162,76,.25),inset 0 0 0 1px rgba(0,0,0,.6)}
.phone::before{content:"";position:absolute;top:18px;left:50%;transform:translateX(-50%);
  width:120px;height:22px;background:#0a0305;border-radius:0 0 16px 16px;z-index:3}
.phone .screen{border-radius:28px;overflow:hidden;background:#0A0305;border:1px solid rgba(0,0,0,.8);position:relative}
.phone .screen img{width:100%;height:auto;display:block;aspect-ratio:460/864}
.hero-phone{position:relative}
.hero-phone .glow{position:absolute;inset:-12% -8%;z-index:-1;border-radius:50%;
  background:radial-gradient(closest-side,rgba(212,162,76,.28),transparent 70%);filter:blur(8px)}
.hero-phone .phone{animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.coin{position:absolute;width:40px;height:40px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#FFF0C4,#D4A24C 55%,#8C6A2C);
  box-shadow:0 6px 16px rgba(0,0,0,.5);border:1px solid #7A5A24;opacity:.9}
.coin.c1{top:6%;right:2%;animation:float 5s ease-in-out infinite}
.coin.c2{bottom:14%;left:-4%;width:28px;height:28px;animation:float 7s ease-in-out infinite .8s}
@media(max-width:880px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero-cta,.hero-stats{justify-content:center}
  .hero p.lead{margin-left:auto;margin-right:auto}
  .hero-phone{margin-top:18px}
}

/* Marquee strip */
.ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:rgba(0,0,0,.35);overflow:hidden;white-space:nowrap;margin-top:18px}
.ticker .track{display:inline-block;padding:11px 0;animation:scroll 26s linear infinite}
.ticker span{font-size:13px;color:var(--goldHi);margin:0 30px;font-family:var(--sans)}
.ticker span i{color:var(--smoke);font-style:normal}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ===== Section base ===== */
section.block{padding:84px 0;position:relative}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.sec-head h2{font-size:clamp(28px,4vw,42px);margin:12px 0 14px}
.sec-head .lead{margin:0 auto}
.divider{width:64px;height:2px;margin:14px auto 0;background:linear-gradient(90deg,transparent,var(--gold),transparent)}

/* feature cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
@media(max-width:820px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr;gap:26px}}
.card{background:linear-gradient(180deg,var(--ink3),var(--ink2));border:1px solid var(--line);
  border-radius:14px;padding:26px 22px;transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--line2);transform:translateY(-4px)}
.card .ic{width:50px;height:50px;border-radius:12px;display:grid;place-items:center;margin-bottom:14px;
  background:radial-gradient(circle at 40% 30%,rgba(212,162,76,.30),rgba(212,162,76,.05));border:1px solid var(--line2)}
.card .ic svg{width:28px;height:28px}
.card h3{font-size:19px;color:var(--goldHi);margin-bottom:8px}
.card p{font-size:14.5px;color:var(--paper)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:8px}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{position:relative;text-align:center}
.step .num{font-family:var(--latin);font-size:13px;letter-spacing:.2em;color:var(--gold);margin-bottom:12px}
.step .phone{width:min(248px,66vw)}
.step h3{font-size:20px;margin:18px 0 8px}
.step p{font-size:14.5px;color:var(--paper);max-width:34ch;margin:0 auto}

/* machines */
.mach-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:980px){.mach-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:680px){.mach-grid{grid-template-columns:repeat(2,1fr)}}
.mach{background:linear-gradient(180deg,var(--ink3),var(--ink));border:1px solid var(--line);
  border-radius:14px;padding:18px 14px;text-align:center;transition:transform .25s,border-color .25s,box-shadow .25s}
.mach:hover{transform:translateY(-5px)}
.mach .art{width:78px;height:78px;margin:0 auto 12px;border-radius:14px;display:grid;place-items:center;
  background:radial-gradient(circle at 50% 40%,rgba(255,255,255,.05),rgba(0,0,0,.3));position:relative}
.mach .art svg{width:62px;height:62px}
.mach .tag{font-family:var(--latin);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--smoke);display:block;margin-top:2px}
.mach h3{font-size:15.5px;color:var(--goldHi);margin:2px 0}
.mach p{font-size:11.5px;color:var(--smoke);line-height:1.55;margin-top:6px}

/* split media */
.media-phone{display:flex;justify-content:center}
.feature-list{list-style:none;display:flex;flex-direction:column;gap:16px;margin-top:22px}
.feature-list li{display:flex;gap:14px;align-items:flex-start}
.feature-list .bullet{flex:none;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;
  background:rgba(212,162,76,.1);border:1px solid var(--line2);color:var(--goldHi);font-weight:700;font-size:14px}
.feature-list h4{color:var(--goldHi);font-family:var(--serif);font-size:17px;margin-bottom:2px}
.feature-list p{font-size:14px;color:var(--paper)}
.tilt{transition:transform .3s}

/* prizes */
.prize-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:880px){.prize-grid{grid-template-columns:repeat(2,1fr)}}
.prize{border:1px solid var(--line);border-radius:12px;padding:18px 16px;background:linear-gradient(180deg,var(--ink3),var(--ink2));text-align:center}
.prize .v{font-family:var(--serif);font-size:22px;color:var(--goldHi)}
.prize .n{font-size:13.5px;color:var(--paper);margin-top:4px}
.prize .k{font-size:11px;color:var(--smoke);margin-top:8px;letter-spacing:.1em}
.note-strip{margin-top:26px;border:1px solid var(--line);border-radius:12px;padding:16px 20px;
  background:rgba(168,16,26,.08);font-size:13.5px;color:var(--paper);text-align:center}
.note-strip b{color:var(--ember)}

/* transparency table */
.odds-table{width:100%;border-collapse:collapse;margin-top:6px}
.odds-table th,.odds-table td{border:1px solid var(--line);padding:12px 14px;font-size:14px;text-align:left}
.odds-table th{color:var(--goldHi);font-family:var(--serif);background:rgba(212,162,76,.05)}
.odds-table td.val{font-family:var(--latin);color:var(--ember);text-align:right;font-weight:600}
.callout{margin-top:20px;border-left:3px solid var(--gold);background:rgba(212,162,76,.06);
  padding:14px 18px;border-radius:0 10px 10px 0;font-size:14px;color:var(--paper)}
.callout b{color:var(--goldHi)}

/* season / pricing */
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:820px){.price-grid{grid-template-columns:1fr}}
.price{position:relative;border:1px solid var(--line);border-radius:16px;padding:28px 24px;background:linear-gradient(180deg,var(--ink3),var(--ink2))}
.price.feat{border-color:var(--line2);box-shadow:0 0 0 1px rgba(242,213,138,.2),0 20px 50px rgba(0,0,0,.4)}
.price .badge{position:absolute;top:-12px;left:24px;background:linear-gradient(180deg,#FBE9B6,#C99A3F);color:#2A1206;
  font-size:11px;font-weight:700;padding:5px 12px;border-radius:999px;letter-spacing:.05em}
.price h3{font-size:21px;color:var(--goldHi)}
.price .en{font-family:var(--latin);font-size:10px;letter-spacing:.2em;color:var(--smoke);text-transform:uppercase}
.price .amt{font-family:var(--serif);font-size:38px;color:var(--goldHi);margin:14px 0 4px}
.price .amt small{font-size:15px;color:var(--smoke)}
.price ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:9px}
.price li{font-size:14px;color:var(--paper);padding-left:24px;position:relative}
.price li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}
.price li.no::before{content:"✕";color:#7a4a4a}

/* compliance */
.comp-box{border:1px solid var(--line);border-radius:16px;padding:30px;background:linear-gradient(180deg,var(--ink3),var(--ink2))}
.comp-box h3{font-size:18px;color:var(--goldHi);margin-bottom:10px}
.comp-box p{font-size:14px;color:var(--paper);margin-bottom:14px}
.badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.badge-chip{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line2);border-radius:999px;
  padding:9px 16px;font-size:13px;color:var(--paper);background:rgba(212,162,76,.05)}
.badge-chip b{color:var(--goldHi)}

/* download */
.dl{background:
   radial-gradient(60% 80% at 50% 0%,rgba(168,16,26,.22),transparent 60%),
   linear-gradient(180deg,var(--ink2),var(--ink));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:820px){.dl-grid{grid-template-columns:1fr;text-align:center}}
.a2hs{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}
@media(max-width:560px){.a2hs{grid-template-columns:1fr}}
.a2hs .os{border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:rgba(0,0,0,.25)}
.a2hs .os h4{color:var(--goldHi);font-family:var(--serif);font-size:15px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.a2hs .os ol{margin-left:18px;font-size:13px;color:var(--paper)}
.a2hs .os li{margin:4px 0}

/* FAQ */
.faq{max-width:840px;margin:0 auto}
.qa{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;background:var(--ink2)}
.qa summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--serif);font-size:16.5px;color:var(--goldHi);
  display:flex;justify-content:space-between;align-items:center;gap:12px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font-size:22px;color:var(--gold);transition:transform .2s}
.qa[open] summary::after{transform:rotate(45deg)}
.qa .a{padding:0 22px 20px;font-size:14.5px;color:var(--paper)}

/* footer */
.foot{background:var(--ink);border-top:1px solid var(--line);padding:54px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot .brand{margin-bottom:14px}
.foot p{font-size:13px;color:var(--smoke);max-width:34ch}
.foot h5{color:var(--goldHi);font-family:var(--serif);font-size:14px;margin-bottom:14px;letter-spacing:.05em}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.foot ul a{font-size:13.5px;color:var(--paper);transition:color .2s}
.foot ul a:hover{color:var(--goldHi)}
.foot-bottom{margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--smoke)}
.disclaimer{margin-top:18px;font-size:11.5px;color:#6f5d3a;line-height:1.7}

/* QR gate modal（電腦版引導用手機掃描） */
.qr-modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:24px;
  background:rgba(6,3,4,.88);backdrop-filter:blur(10px)}
.qr-modal.open{display:flex}
.qr-card{position:relative;max-width:384px;width:100%;text-align:center;
  background:linear-gradient(180deg,var(--ink3),var(--ink2));border:1px solid var(--line2);
  border-radius:18px;padding:32px 28px 26px;box-shadow:var(--shadow)}
.qr-card .x{position:absolute;top:10px;right:14px;font-size:26px;color:var(--smoke);cursor:pointer;line-height:1;background:none;border:none}
.qr-card .x:hover{color:var(--goldHi)}
.qr-card h3{font-size:23px;margin:8px 0}
.qr-card p{font-size:14px;color:var(--paper);margin-bottom:18px}
.qr-box{width:222px;height:222px;margin:0 auto 16px;background:#fff;border-radius:14px;padding:12px;
  box-shadow:0 0 0 1px var(--line2),0 12px 32px rgba(0,0,0,.45)}
.qr-box img,.qr-box svg{width:100%;height:100%;display:block}
.qr-url{font-family:var(--latin);font-size:12px;color:var(--gold);word-break:break-all}
.qr-hint{margin-top:14px;font-size:12px;color:var(--smoke)}

/* 小螢幕（手機）緊湊化 */
@media(max-width:560px){
  .wrap{padding:0 16px}
  section.block{padding:58px 0}
  .nav .wrap{gap:10px;height:58px}
  .brand{font-size:16px}.brand svg{width:28px;height:28px}
  .nav .btn{padding:10px 15px;font-size:13px}
  .hero{padding:48px 0 18px}
  .sec-head{margin-bottom:36px}
  .hero-stats{gap:18px 22px}
  .hero .sub{font-size:11px;letter-spacing:.24em}
  .btn-lg{padding:14px 24px;font-size:15px}
}

/* reveal — content is visible by default; animation only when JS adds .js-anim */
.reveal{opacity:1;transform:none}
html.js-anim .reveal{opacity:0;transform:translateY(26px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
html.js-anim .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html.js-anim .reveal{opacity:1;transform:none;transition:none}
  .hero-phone .phone,.coin{animation:none}.ticker .track{animation:none}}