:root{
  --paper:#F2F4F0; --surface:#FFFFFF; --ink:#10243A; --ink-2:#4A5D6E; --line:#CDD5D1;
  --blue:#2457F5; --blue-d:#1A3FC0; --hl:#DFF34A; --ok:#1E7F55; --warn:#9A5B00; --bad:#B3321F;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--font);-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-underline-offset:3px}
a:hover{color:var(--blue-d)}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums}

/* header / footer */
.site-head{border-bottom:1.5px solid var(--ink)}
.site-head .wrap{display:flex;align-items:center;gap:22px;height:60px}
.brand{font-weight:800;font-size:21px;letter-spacing:-.03em;color:var(--ink);text-decoration:none}
.brand span{background:var(--hl);padding:0 4px;border-radius:3px;margin-left:1px}
.nav{display:flex;gap:18px;flex:1}
.nav a{color:var(--ink);text-decoration:none;font-weight:500}
.nav a:hover{text-decoration:underline}
.acct{display:flex;align-items:center;gap:14px;font-size:14px}
.acct a{color:var(--ink)}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--ink-2);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.site-foot{margin-top:72px;border-top:1px solid var(--line);padding:22px 0 40px;color:var(--ink-2);font-size:14px}
main.wrap{padding-top:36px;min-height:60vh}

/* buttons / forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:6px;
  border:1.5px solid var(--blue);background:var(--blue);color:#fff;font:600 16px/1 var(--font);cursor:pointer;text-decoration:none}
.btn:hover{background:var(--blue-d);border-color:var(--blue-d);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-sm{min-height:34px;padding:0 14px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
label.f{display:block;margin:18px 0 6px;font-weight:600}
.hint{color:var(--ink-2);font-size:14px;margin:6px 0 0}
input.t,select.t,textarea.t{width:100%;min-height:44px;padding:9px 12px;border:1.5px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);font:inherit}
textarea.t{font:14px/1.5 var(--mono);min-height:150px;resize:vertical}
input.t:focus,select.t:focus,textarea.t:focus{border-color:var(--ink)}
.notice{border:1.5px solid var(--ink);background:var(--surface);border-left-width:6px;border-radius:6px;padding:10px 14px;margin:0 0 20px}
.notice-warn{border-left-color:var(--warn)}

/* chips */
.chip{display:inline-block;padding:1px 10px;border-radius:99px;font-size:13px;font-weight:600;line-height:1.7;border:1.5px solid currentColor}
.chip-ok{color:var(--ok)} .chip-wait{color:var(--warn)} .chip-bad{color:var(--bad)} .chip-off{color:var(--ink-2)}
.chip-stock{background:var(--hl);border-color:var(--hl);color:var(--ink)}
.chip-out{color:var(--ink-2);text-decoration:line-through}

/* hero */
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding:20px 0 44px}
.hero h1{text-wrap:balance;font-size:clamp(30px,4.6vw,46px);line-height:1.18;letter-spacing:-.03em;margin:0 0 16px;font-weight:800}
.hero p{margin:0 0 22px;color:var(--ink-2);max-width:30em}
.steps{display:flex;gap:26px;margin:0;padding:0;list-style:none;font-size:15px;flex-wrap:wrap}
.steps li{display:flex;align-items:center;gap:8px}
.steps b{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--ink);color:#fff;font-size:13px}

/* voucher: the one memorable object */
.voucher{position:relative;display:grid;grid-template-columns:1fr 92px;background:var(--surface);border:1.5px solid var(--ink);
  border-radius:8px;overflow:hidden;box-shadow:5px 5px 0 var(--ink)}
.voucher::before,.voucher::after{content:"";position:absolute;right:83px;width:18px;height:18px;border-radius:50%;background:var(--paper);border:1.5px solid var(--ink)}
.voucher::before{top:-10px} .voucher::after{bottom:-10px}
.voucher-body{padding:20px 22px;display:flex;flex-direction:column;gap:14px;min-width:0}
.voucher-key{font:600 clamp(16px,2.6vw,21px)/1.45 var(--mono);letter-spacing:.04em;word-break:break-all;background:linear-gradient(transparent 58%,var(--hl) 58% 92%,transparent 92%);align-self:flex-start;max-width:100%}
.voucher-stub{border-left:2px dashed var(--ink);display:grid;place-items:center;background:var(--paper);font-weight:700;font-size:14px;text-align:center;padding:8px;color:var(--ink-2)}
.voucher-sample .voucher-key{filter:blur(.2px)}
.voucher-fresh{animation:tear .55s cubic-bezier(.2,.8,.2,1) both}
@keyframes tear{from{opacity:0;transform:translateY(-14px) rotate(-1.2deg)}to{opacity:1;transform:none}}
.vstack{display:grid;gap:20px}

/* recharge ticket + progress tracker */
.tk-row{display:flex;gap:16px;align-items:baseline}
.tk-k{color:var(--ink-2);font-size:14px;min-width:2.5em}
.tk-v{font-weight:600;word-break:break-all}
.track{list-style:none;margin:6px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);position:relative}
.track li{position:relative;padding-top:26px;font-size:14px;font-weight:600;color:var(--ink-2);text-align:left}
.track li i{position:absolute;top:0;left:0;width:18px;height:18px;border-radius:50%;border:2px solid var(--ink);background:var(--surface)}
.track li::before{content:"";position:absolute;top:8px;left:18px;right:0;height:2px;background:var(--line)}
.track li:last-child::before{display:none}
.track li.done{color:var(--ink)} .track li.done i{background:var(--ink)} .track li.done::before{background:var(--ink)}
.track li.active{color:var(--ink)} .track li.active i{background:var(--hl);box-shadow:0 0 0 4px rgba(223,243,74,.45)}
.track li.active.run i{animation:pulse 1.4s ease-in-out infinite}
.track-big{margin:22px 0 26px;max-width:560px} .track-big li{font-size:16px}
.track-big li i{width:22px;height:22px} .track-big li::before{top:10px;left:22px}

/* price list */
.ledger{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.ledger li{display:grid;grid-template-columns:1fr 104px 132px 112px;gap:22px;align-items:center;padding:20px 8px;border-bottom:1px solid var(--line)}
.ledger li:hover{background:var(--surface)}
.ledger h3{margin:0;font-size:19px;letter-spacing:-.01em}
.ledger p{margin:2px 0 0;color:var(--ink-2);font-size:14px;max-width:34em}
.price{font:700 28px/1 var(--font);font-variant-numeric:tabular-nums;letter-spacing:-.02em;white-space:nowrap}
.price small{font-size:15px;font-weight:600;margin-right:2px}
.empty{padding:40px 8px;color:var(--ink-2);border-top:2px solid var(--ink)}
h2.sec{font-size:22px;letter-spacing:-.02em;margin:0 0 14px}

/* product page */
.split{display:grid;grid-template-columns:1fr 380px;gap:48px;align-items:start}
.split h1{font-size:32px;letter-spacing:-.03em;line-height:1.2;margin:0 0 10px}
.panel{background:var(--surface);border:1.5px solid var(--ink);border-radius:8px;padding:22px;position:sticky;top:20px}
.panel .price{font-size:34px}
.qty{display:inline-flex;border:1.5px solid var(--ink);border-radius:6px;overflow:hidden}
.qty button{width:44px;border:0;background:var(--paper);font:600 20px var(--font);cursor:pointer;color:var(--ink)}
.qty button:hover{background:var(--hl)}
.qty input{width:64px;text-align:center;border:0;border-inline:1.5px solid var(--ink);font:600 17px var(--font);background:#fff;-moz-appearance:textfield}
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none}
.total{display:flex;justify-content:space-between;align-items:baseline;margin:20px 0 14px;padding-top:14px;border-top:1px dashed var(--ink)}
.total .price{font-size:30px}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg label{margin:0}
.seg input{position:absolute;opacity:0}
.seg span{display:inline-block;padding:8px 16px;border:1.5px solid var(--ink);border-radius:6px;cursor:pointer;font-weight:600;background:var(--surface)}
.seg input:checked+span{background:var(--ink);color:#fff}
.seg input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px}

/* order page */
.order-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;align-items:baseline;margin-bottom:26px}
.order-head h1{margin:0;font-size:28px;letter-spacing:-.03em}
.order-no{font:14px var(--mono);color:var(--ink-2);word-break:break-all}
.pay{display:grid;grid-template-columns:320px 1fr;gap:44px;align-items:start}
.slip{background:var(--surface);border:1.5px solid var(--ink);border-radius:8px;padding:22px;text-align:center;box-shadow:5px 5px 0 var(--ink)}
.slip .qr{width:100%;max-width:260px;margin:0 auto}
.slip .qr svg{display:block;width:100%;height:auto}
.slip .amount{font:800 38px/1.1 var(--font);font-variant-numeric:tabular-nums;letter-spacing:-.03em;margin:14px 0 2px}
.slip .amount small{font-size:20px}
.countdown{font:600 18px var(--mono);font-variant-numeric:tabular-nums}
.facts{margin:0;display:grid;grid-template-columns:auto 1fr;gap:8px 18px}
.facts dt{color:var(--ink-2)} .facts dd{margin:0;font-weight:500;word-break:break-all}
.state-big{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:0 0 6px}
.pulse{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--warn);margin-right:8px;animation:pulse 1.4s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}
.keep{margin-top:26px;padding:14px 16px;border:1.5px dashed var(--ink);border-radius:6px;background:var(--surface);display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.keep p{margin:0;max-width:34em}
.auth{max-width:420px;margin:20px auto 0}
.auth h1{font-size:30px;letter-spacing:-.03em;margin:0 0 4px}
.auth .panel{position:static}
table.list{width:100%;border-collapse:collapse;border-top:2px solid var(--ink)}
table.list th{text-align:left;font-weight:600;color:var(--ink-2);padding:10px 8px;border-bottom:1px solid var(--line)}
table.list td{padding:14px 8px;border-bottom:1px solid var(--line);vertical-align:top}

@media (max-width:820px){
  .hero,.split,.pay{grid-template-columns:1fr;gap:28px}
  .panel{position:static}
  .ledger li{grid-template-columns:1fr auto;gap:10px 16px}
  .ledger li .chip{justify-self:start}
  .ledger li>.price{grid-column:1;grid-row:3}
  .ledger li>.btn{grid-column:2;grid-row:3;justify-self:end}
  .voucher{grid-template-columns:1fr 64px}
  .voucher::before,.voucher::after{right:55px}
  .site-head .wrap{gap:14px}
  .acct span.mail{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.voucher-body .btn{align-self:flex-start}