/* Brand tokens: see the visual spec. Light default, dark follows system, [data-theme] overrides. */
:root{
  --bg:#F7F7F3;--card:#FFFFFF;--bg2:#EEEEEA;--ink:#171815;--ink2:#686B64;--line:rgba(23,24,21,.11);
  --brand:#395C45;--brand-h:#294434;--on-brand:#FFFFFF;--ink-btn:#171815;--on-ink-btn:#FFFFFF;--gold:#A98543;
  --ok:#3F6F4C;--warn:#9A6C27;--err:#A44A3F;--link:#35523D;
  --shadow:0 1px 2px rgba(27,29,25,.04),0 18px 44px -34px rgba(27,29,25,.4);--paper-glow:rgba(255,255,255,.5);--ink-wash:rgba(63,93,71,.045);
  --serif:"Source Serif 4","Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"Source Sans 3","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  color-scheme:light;
}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){
  --bg:#171A17;--card:#20241F;--bg2:#2A302A;--ink:#F1EEE5;--ink2:#ABB1A8;--line:rgba(214,220,207,.15);--brand:#88A890;--brand-h:#A0B9A5;--on-brand:#172019;
  --ink-btn:#F1EEE5;--on-ink-btn:#172019;--gold:#D1AE66;--ok:#88B995;--warn:#D1AE66;--err:#E7A39B;--link:#A7C2AC;--shadow:0 18px 44px -28px rgba(0,0,0,.7);--paper-glow:rgba(136,168,144,.05);--ink-wash:rgba(180,138,60,.025);color-scheme:dark}}
:root[data-theme=dark]{
  --bg:#171A17;--card:#20241F;--bg2:#2A302A;--ink:#F1EEE5;--ink2:#ABB1A8;--line:rgba(214,220,207,.15);--brand:#88A890;--brand-h:#A0B9A5;--on-brand:#172019;
  --ink-btn:#F1EEE5;--on-ink-btn:#172019;--gold:#D1AE66;--ok:#88B995;--warn:#D1AE66;--err:#E7A39B;--link:#A7C2AC;--shadow:0 18px 44px -28px rgba(0,0,0,.7);--paper-glow:rgba(136,168,144,.05);--ink-wash:rgba(180,138,60,.025);color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background-color:var(--bg);background-image:radial-gradient(circle at 18% 8%,var(--paper-glow),transparent 28%),radial-gradient(circle at 82% 30%,var(--ink-wash),transparent 32%);color:var(--ink);font:400 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--sans);font-weight:700;line-height:1.14;margin:0;letter-spacing:-.035em}
a{color:var(--link);text-underline-offset:3px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.muted{color:var(--ink2)}
.section{padding:112px 0 0}
.section>h2,.sec-h{font-size:clamp(34px,4vw,48px);margin-bottom:12px}
.sec-sub{color:var(--ink2);margin:0 0 34px;max-width:40em;font-size:17px}
.section-kicker{display:flex;align-items:center;gap:10px;color:var(--brand);font-weight:700;font-size:13px;letter-spacing:.18em;margin-bottom:8px}.section-kicker::before{content:"";width:28px;height:1px;background:var(--gold)}

/* header */
.site-head{background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border-bottom:1px solid color-mix(in srgb,var(--line) 65%,transparent);position:sticky;top:0;z-index:20}
.site-head .wrap{display:flex;align-items:center;gap:24px;height:60px}
.brand{font:700 21px var(--sans);color:var(--ink);text-decoration:none;letter-spacing:-.03em;white-space:nowrap;display:flex;align-items:center;gap:9px}
.brand-mark{position:relative;width:28px;height:28px;border-radius:50%;border:1px solid color-mix(in srgb,var(--brand) 45%,transparent);display:inline-block;color:var(--brand);flex:none}.brand-mark::before,.brand-mark::after,.brand-mark i::before{content:"";position:absolute;background:currentColor;border-radius:100% 0 100% 0}.brand-mark::before{width:8px;height:14px;left:7px;top:7px;transform:rotate(-25deg)}.brand-mark::after{width:7px;height:12px;left:14px;top:6px;transform:rotate(52deg);opacity:.75}.brand-mark i::before{width:1px;height:15px;left:13px;top:7px;border-radius:1px;transform:rotate(-5deg)}
.nav{display:flex;gap:6px;flex:1}
.nav a{padding:8px 12px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:600}
.nav a:hover{background:var(--bg2)}
.head-r{display:flex;align-items:center;gap:8px}
.icon-btn{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;display:grid;place-items:center;font-size:18px}
.icon-btn:hover{background:var(--bg2)}
.menu{display:none;position:relative}.menu summary{list-style:none;cursor:pointer}.menu summary::-webkit-details-marker{display:none}
.menu .pop{position:absolute;right:0;top:46px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:8px;min-width:190px;display:grid}
.menu .pop a{padding:10px 12px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:600}.menu .pop a:hover{background:var(--bg2)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:999px;border:1.5px solid var(--brand);
  background:var(--brand);color:var(--on-brand);font:700 17px/1 var(--sans);cursor:pointer;text-decoration:none;transition:background .15s,transform .05s}
.btn:hover{background:var(--brand-h);border-color:var(--brand-h);color:var(--on-brand)}
.btn:active{transform:scale(.97)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--bg2);color:var(--ink);border-color:var(--ink)}
.btn.dark{background:var(--ink-btn);border-color:var(--ink-btn);color:var(--on-ink-btn)}
.btn.sm{min-height:38px;padding:0 15px;font-size:14px;border-radius:999px}
.btn.block{width:100%}
.btn[disabled],.btn[aria-disabled=true]{opacity:.45;cursor:not-allowed;pointer-events:none}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--link);cursor:pointer;text-decoration:underline;text-underline-offset:3px}

/* cards, chips, forms */
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:24px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:10px;font-size:13px;font-weight:700;background:var(--bg2);color:var(--ink)}
.badge.ok{color:var(--ok)}.badge.warn{color:var(--warn)}.badge.err{color:var(--err)}.badge.brand{color:var(--brand-h);background:transparent;border:1.5px solid currentColor}
:root[data-theme=dark] .badge.brand,:root:not([data-theme=light]) .badge.brand{color:var(--brand)}
.tags{display:flex;gap:6px;flex-wrap:wrap}.tag{background:var(--bg2);border-radius:999px;padding:1px 10px;font-size:13px;font-weight:600}
label.f{display:block;margin:20px 0 6px;font-weight:700}
.hint{color:var(--ink2);font-size:14px;margin:6px 0 0}
input.t,textarea.t,select.t{width:100%;min-height:46px;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:inherit}
textarea.t{font:14px/1.5 var(--mono);min-height:150px;resize:vertical}
input.t:focus,textarea.t:focus,select.t:focus{border-color:var(--brand)}
.notice{border:1px solid var(--line);border-left:5px solid var(--warn);background:var(--card);border-radius:10px;padding:12px 16px;margin:0 0 20px}
.empty{padding:40px 20px;text-align:center;color:var(--ink2);background:var(--bg2);border-radius:16px}.empty b{display:block;color:var(--ink);font-size:18px;margin-bottom:6px}
details.acc{border-bottom:1px solid var(--line)}details.acc summary{cursor:pointer;list-style:none;padding:18px 4px;font-weight:700;font-size:17px;display:flex;justify-content:space-between;gap:12px}
details.acc summary::-webkit-details-marker{display:none}details.acc summary::after{content:"+";font-size:22px;color:var(--ink2);line-height:1}
details.acc[open] summary::after{content:"−"}details.acc .a{padding:0 4px 18px;color:var(--ink2);white-space:pre-line;max-width:46em}

/* flow stepper */
.flow{display:flex;gap:6px;list-style:none;margin:0 0 26px;padding:0;flex-wrap:wrap}
.flow li{display:flex;align-items:center;gap:8px;padding:6px 14px 6px 8px;border-radius:999px;background:var(--bg2);color:var(--ink2);font-weight:700;font-size:14px}
.flow li b{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--card);color:var(--ink2);font-size:13px}
.flow li.done{color:var(--ok)}.flow li.done b{background:var(--ok);color:var(--card)}
.flow li.on{background:var(--ink-btn);color:var(--on-ink-btn)}.flow li.on b{background:var(--brand);color:var(--on-brand)}

/* hero */
.hero{padding:48px 0 30px;display:block;text-align:center;min-height:auto}
.hero-copy{max-width:820px;margin:0 auto;position:relative;z-index:2}
.hero h1{font-size:clamp(42px,5vw,64px);line-height:1.04;text-wrap:balance;letter-spacing:-.055em}
.hero h1 em{color:var(--brand);font-style:normal}
.eyebrow{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:999px;background:color-mix(in srgb,var(--brand) 8%,transparent);color:var(--brand);font-weight:700;font-size:12px;letter-spacing:.06em;margin-bottom:16px}
.hero .lead{color:var(--ink2);margin:14px auto 20px;max-width:34em;font-size:18px;text-wrap:pretty}
.cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;align-items:center}.guide-trigger span{font-size:12px;transform:translateX(1px)}
.from{color:var(--ink2);font-size:14px;margin-top:18px}
.from b{color:var(--ink);font:700 20px var(--mono)}
.support{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:22px;color:var(--ink2);font-size:15px}
.support code{background:var(--bg2);border-radius:999px;padding:2px 12px;font:600 14px var(--mono);color:var(--ink)}
.full-bleed{margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw)}
.trust{display:flex;justify-content:center;gap:10px 28px;flex-wrap:wrap;margin:22px auto 0;color:var(--ink2);font-size:13px}.trust>div{display:flex;gap:7px;align-items:center}.trust>div::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand)}
.quick-support{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-top:20px;color:var(--ink2);font-size:13px}.quick-support code{color:var(--ink);font:600 13px var(--mono)}.quick-support button{border:0;background:none;color:var(--brand);font:700 13px var(--sans);cursor:pointer;padding:8px}.quick-support span{opacity:.8}

/* plan shelf */
.plans-section{padding-top:18px;scroll-margin-top:72px}.plans-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.plans-heading h2{font-size:32px}.plans-heading .sec-sub{margin:4px 0 0;font-size:15px}.plans-heading>span{font:700 18px var(--mono);white-space:nowrap;color:var(--brand)}.shelf{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.plan{display:flex;flex-direction:column;gap:10px;background:color-mix(in srgb,var(--card) 96%,transparent);border:0;border-radius:22px;padding:22px;box-shadow:0 0 0 1px rgba(0,0,0,.055),0 2px 5px rgba(0,0,0,.035),0 24px 58px -48px rgba(25,35,27,.5);position:relative;overflow:hidden;min-height:220px;transition:transform .22s cubic-bezier(.2,0,0,1),box-shadow .22s ease}
.plan:hover{transform:translateY(-4px);box-shadow:0 0 0 1px rgba(57,92,69,.14),0 5px 12px rgba(0,0,0,.055),0 30px 70px -45px rgba(25,35,27,.55)}
.plan h3{font-size:22px;letter-spacing:-.025em}.plan p{margin:0;color:var(--ink2);font-size:15px}
.plan-fit{color:var(--ink2);font-size:14px;margin-top:-4px}
.price{font:700 34px/1 var(--mono);letter-spacing:-.045em;font-variant-numeric:tabular-nums}.price small{font-size:17px;margin-right:2px}
.plan .btn{margin-top:auto}
.plan-motif{height:66px;width:175px;position:absolute;right:-6px;top:1px;color:var(--brand);opacity:.18;pointer-events:none}.plan-motif svg{display:block;width:100%;height:100%;overflow:visible}.plan[data-tier=plus] .plan-motif{opacity:.22}.plan[data-tier=pro5] .plan-motif{opacity:.15}.plan[data-tier=pro20] .plan-motif{opacity:.16;filter:blur(.15px)}.plan[data-tier=max] .plan-motif{opacity:.18}.plan .plan-top{position:relative;z-index:1;margin-top:34px}

/* compact upgrade tutorial modal */
html.guide-open,html.guide-open body{overflow:hidden}.guide-modal[hidden]{display:none}.guide-modal{position:fixed;inset:0;z-index:110;display:grid;place-items:center;padding:20px}.guide-backdrop{position:absolute;inset:0;border:0;background:rgba(17,19,16,.64);backdrop-filter:blur(10px);cursor:pointer}.guide-dialog{position:relative;width:min(760px,100%);max-height:calc(100dvh - 40px);overflow:auto;background:var(--card);border-radius:28px;padding:16px;box-shadow:0 30px 90px -30px rgba(0,0,0,.62);outline:none;animation:guide-in .28s cubic-bezier(.2,0,0,1)}.guide-dialog>header{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 14px 8px}.guide-dialog>header h2{font-size:24px;letter-spacing:-.035em}.guide-dialog>header span{display:block;color:var(--ink2);font-size:13px;margin-top:2px}.guide-close{width:44px;height:44px;border:0;border-radius:50%;background:var(--bg2);color:var(--ink);font-size:26px;line-height:1;cursor:pointer}.guide-close:active{transform:scale(.96)}.upgrade-demo{display:block}.demo-stage{min-height:390px;background:#181A17;color:#F5F5EF;border-radius:18px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.05);overflow:hidden;position:relative;display:flex;flex-direction:column}.demo-bar{height:50px;border-bottom:1px solid rgba(255,255,255,.09);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 16px;color:#A8ACA3;font-size:12px}.demo-bar>span{display:flex;gap:6px}.demo-bar i{width:7px;height:7px;border-radius:50%;background:#4E524B}.demo-bar b{color:#D7D9D2;font-weight:600}.demo-bar>div{justify-self:end}.demo-bar button{min-height:34px;padding:0 12px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:transparent;color:#D7D9D2;font:600 12px var(--sans);cursor:pointer}.demo-bar button:hover{background:rgba(255,255,255,.08)}.demo-screen{padding:34px 42px 18px;flex:1}.demo-pane.on{animation:demo-in .42s cubic-bezier(.2,0,0,1) both}.demo-label{margin:0 0 8px;color:#89AD93;font-size:12px;font-weight:700;letter-spacing:.05em}.demo-pane h3{font-size:29px;color:#FFF;letter-spacing:-.04em;margin-bottom:24px}.demo-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.demo-options>div,.demo-fields>div{padding:17px;border:1px solid rgba(255,255,255,.1);border-radius:15px;display:grid;gap:4px}.demo-options .selected{border-color:#89AD93;background:rgba(137,173,147,.1);box-shadow:inset 0 0 0 1px #89AD93}.demo-options span,.demo-fields span,.demo-pay span{color:#A8ACA3;font-size:13px}.demo-fields{display:grid;gap:12px}.demo-fields>div{grid-template-columns:1fr auto;align-items:center}.demo-fields b{font-size:16px}.demo-pay{display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:center}.demo-qr{width:120px;height:120px;border-radius:13px;background-color:#F5F5EF;background-image:repeating-linear-gradient(45deg,#1A1B18 0 4px,transparent 4px 8px),repeating-linear-gradient(-45deg,rgba(26,27,24,.75) 0 4px,transparent 4px 8px);background-size:15px 15px;border:10px solid #F5F5EF}.demo-pay>div:last-child{display:grid;gap:8px}.demo-pay b{font:700 32px var(--mono);font-variant-numeric:tabular-nums}.demo-status{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.demo-status>div{position:relative;padding-top:38px;color:#A8ACA3;font-size:13px}.demo-status>div::before{content:"";position:absolute;top:12px;left:16px;right:-8px;height:2px;background:#52705B}.demo-status>div:last-child::before{display:none}.demo-status i{position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:#89AD93;box-shadow:0 0 0 5px rgba(137,173,147,.12)}.demo-status i::after{content:"✓";position:absolute;inset:0;display:grid;place-items:center;color:#182019;font-size:11px;font-style:normal;font-weight:800}.demo-chapters{display:flex;justify-content:center;gap:10px;padding:0 0 18px}.demo-chapters button{width:44px;height:44px;border:1px solid rgba(255,255,255,.12);border-radius:50%;background:transparent;color:#A8ACA3;font:700 13px var(--mono);cursor:pointer;transition:background-color .2s ease,color .2s ease,transform .2s ease}.demo-chapters button[aria-selected=true]{background:#F5F5EF;color:#181A17}.demo-chapters button:active{transform:scale(.96)}
@keyframes guide-in{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
@keyframes demo-in{from{opacity:0;transform:translateY(8px);filter:blur(4px)}to{opacity:1;transform:none;filter:none}}
.faq-section{padding-top:76px}.faq-section>h2{font-size:32px}.faq-list{margin-top:14px;border-top:1px solid var(--line)}

/* product / order */
main.page{padding-top:32px;padding-bottom:20px;min-height:60vh}
main.page:has(>.hero){padding-top:0}
.split{display:grid;grid-template-columns:1fr 440px;gap:40px;align-items:start}
.crumb{color:var(--ink2);font-size:14px;margin-bottom:14px}.crumb a{color:var(--ink2)}
.summary-h{font-size:34px;margin:6px 0 10px}
.opts{display:flex;gap:10px;flex-wrap:wrap}
.opts label{margin:0}.opts input{position:absolute;opacity:0}
.opts span{display:inline-block;padding:10px 18px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);font-weight:700;cursor:pointer}
.opts input:checked+span{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 25%,transparent)}
.opts input:focus-visible+span{outline:2px solid var(--brand);outline-offset:2px}
.guide{background:var(--bg2);border-radius:16px;padding:16px 18px;margin:6px 0 12px}
.guide ol{margin:6px 0 10px;padding-left:22px}.guide li{margin:4px 0}
.chk{display:grid;gap:6px;margin:10px 0 0;padding:0;list-style:none;font-size:14px}
.chk li{display:flex;gap:8px;align-items:center;color:var(--ink2)}.chk li::before{content:"○";font-weight:800}
.chk li.ok{color:var(--ok)}.chk li.ok::before{content:"✓"}.chk li.opt::before{content:"–"}
.qty{display:inline-flex;border:1.5px solid var(--line);border-radius:10px;overflow:hidden;background:var(--card)}
.qty button{width:44px;border:0;background:var(--bg2);color:var(--ink);font:700 20px var(--sans);cursor:pointer}
.qty input{width:64px;text-align:center;border:0;font:700 17px var(--mono);background:var(--card);color:var(--ink);-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:22px 0 14px;padding-top:16px;border-top:1px dashed var(--line)}
.facts{margin:0;display:grid;grid-template-columns:auto 1fr;gap:10px 22px}.facts dt{color:var(--ink2)}.facts dd{margin:0;font-weight:600;word-break:break-all}
.pay-grid{display:grid;grid-template-columns:340px 1fr;gap:44px;align-items:start}
.slip{text-align:center}.slip .qr{max-width:264px;margin:0 auto;background:#fff;border-radius:16px;padding:10px}.slip .qr svg{display:block;width:100%;height:auto}
.slip .amount{font:700 40px/1.1 var(--mono);letter-spacing:-.03em;margin:16px 0 4px}.slip .amount small{font-size:20px}
.countdown{font:700 20px var(--mono)}
.order-no{font:500 15px var(--mono);word-break:break-all}
.state-h{font-size:28px;margin:0 0 8px}
.keep{margin-top:24px;padding:16px 18px;border:1.5px dashed var(--brand);border-radius:16px;background:var(--card);display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.keep p{margin:0;max-width:36em}
.key-card{display:grid;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px;box-shadow:var(--shadow)}
.key-card .k{font:600 19px/1.6 var(--mono);letter-spacing:.03em;word-break:break-all}
.key-card .meta{color:var(--ink2);font-size:14px}
.pulse{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--brand);margin-right:8px;animation:pulse 1.4s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}
.track{list-style:none;margin:20px 0 24px;padding:0;display:grid;grid-template-columns:repeat(3,1fr);max-width:540px}
.track li{position:relative;padding-top:34px;font-weight:700;color:var(--ink2)}
.track li i{position:absolute;top:0;left:0;width:22px;height:22px;border-radius:50%;border:2px solid var(--line);background:var(--card)}
.track li::before{content:"";position:absolute;top:10px;left:26px;right:6px;height:2px;background:var(--line)}.track li:last-child::before{display:none}
.track li.done{color:var(--ink)}.track li.done i{background:var(--ok);border-color:var(--ok)}.track li.done::before{background:var(--ok)}
.track li.now{color:var(--ink)}.track li.now i{border-color:var(--brand);background:var(--brand);animation:pulse 1.4s ease-in-out infinite}
.list-row{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center;padding:16px 4px;border-bottom:1px solid var(--line)}
.site-foot{margin-top:120px;border-top:1px solid var(--line);padding:34px 0 54px;color:var(--ink2);font-size:14px}.foot-brand{display:flex;align-items:center;gap:9px;color:var(--ink);font:700 18px var(--sans);margin-bottom:12px}.foot-brand .brand-mark{width:25px;height:25px}
.site-foot .links{display:flex;gap:18px;margin-top:8px;flex-wrap:wrap}.site-foot a{color:var(--ink2)}
.legal{white-space:pre-wrap;max-width:46em}
.auth{max-width:420px;margin:48px auto}

@media(max-width:860px){
  .nav{display:none}.menu{display:block}
  .split,.pay-grid{grid-template-columns:1fr;gap:28px}.hero{padding-top:42px}
  .section{padding-top:88px}.list-row{grid-template-columns:1fr}
  .site-head .wrap{gap:10px}.head-r{margin-left:auto}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}
@media(max-width:860px){.head-r .btn.dark{display:none}}

/* ---------------- home cards (kept minimal) ---------------- */
.plan-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.plan .from-tag{font:600 15px var(--sans);letter-spacing:0;margin-left:2px}

/* ---------------- checkout dialog ---------------- */
html.co-open,html.co-open body{overflow:hidden}
.co[hidden]{display:none}
.co{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}
.co-backdrop{position:absolute;inset:0;background:rgba(26,24,20,.55)}
.co-dialog{position:relative;width:min(560px,100%);max-height:calc(100dvh - 40px);display:flex;flex-direction:column;background:var(--card);color:var(--ink);
  border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px -20px rgba(0,0,0,.5);outline:none;animation:co-in .18s ease-out}
@keyframes co-in{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
.co-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:20px 24px 12px}
.co-plan{font:700 20px/1.2 var(--sans)}
.co-price{font:700 26px/1.2 var(--mono);letter-spacing:-.02em;margin-top:2px}.co-price small{font-size:15px;margin-right:2px}
.co-head-r{display:flex;align-items:center;gap:10px}
.co-state{font-size:13px;font-weight:700;padding:2px 12px;border-radius:999px;background:var(--bg2);color:var(--ink2);white-space:nowrap}
.co-state.wait{color:var(--warn)}.co-state.ok{color:var(--ok)}.co-state.bad{color:var(--err)}
.co-x{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:transparent;color:var(--ink);font-size:22px;line-height:1;cursor:pointer}
.co-x:hover{background:var(--bg2)}
.co-steps{display:flex;gap:6px;list-style:none;margin:0;padding:0 24px 14px;border-bottom:1px solid var(--line)}
.co-steps li{flex:1;text-align:center;font-size:13px;font-weight:700;color:var(--ink2);padding-top:10px;border-top:3px solid var(--line);border-radius:2px}
.co-steps li.on{color:var(--ink);border-top-color:var(--brand)}.co-steps li.done{color:var(--ok);border-top-color:var(--ok)}
.co-body{padding:18px 24px;overflow:auto;flex:1;-webkit-overflow-scrolling:touch}
.co-pane[hidden]{display:none}
.co-field{margin-bottom:18px}.co-field:last-child{margin-bottom:0}
.co-label{display:block;font-weight:700;margin-bottom:8px}
.co-input{width:100%;min-height:46px;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit;font-size:16px}
.co-input:focus{border-color:var(--brand);outline:none}
.co-input.bad{border-color:var(--err)}
.co-area{min-height:110px;resize:vertical;font:14px/1.5 var(--mono)}
.co-hint{color:var(--ink2);font-size:14px;margin-top:6px}
.co-err{color:var(--err);font-size:14px;font-weight:600;margin-top:6px}
.co-err-main{margin:0 24px 8px;padding:10px 14px;border:1px solid var(--err);border-radius:10px;background:color-mix(in srgb,var(--err) 8%,var(--card))}
.co-regions{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.co-region{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:10px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);cursor:pointer;font:inherit;text-align:left}
.co-region b{font-size:16px}.co-region span{font:600 15px var(--mono);color:var(--ink2)}
.co-region[aria-checked=true]{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 25%,transparent)}
.co-check{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:4px;font-size:14px}
.co-check li{color:var(--ink2);display:flex;gap:8px}.co-check li::before{content:"○";font-weight:800}
.co-check li.ok{color:var(--ok)}.co-check li.ok::before{content:"✓"}
.co-account{margin-top:10px;padding:10px 14px;border-radius:12px;background:var(--bg2);border-left:5px solid var(--brand);font-weight:600;word-break:break-all}
.co-account b{font-family:var(--mono);font-size:16px}
.co-account-big{font-size:17px;margin:16px 0}.co-account-big b{font-size:19px}
.co-guide{margin-top:12px;border:1px dashed var(--line);border-radius:10px;padding:8px 12px}.co-guide summary{cursor:pointer;font-weight:700;color:var(--ink2)}
.co-guide ol{margin:8px 0;padding-left:20px}
.co-facts{margin:0;display:grid;grid-template-columns:auto 1fr;gap:10px 18px}.co-facts dt{color:var(--ink2)}.co-facts dd{margin:0;font-weight:600;word-break:break-all}
.co-facts-sm{margin-top:12px;font-size:14px}
.co-money{font:700 24px var(--mono)}
.co-confirm{display:flex;gap:10px;align-items:flex-start;font-weight:700;margin-top:6px;cursor:pointer}.co-confirm input{width:22px;height:22px;margin-top:2px;accent-color:var(--brand);flex:none}
.co-pay{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:center}
.co-qr{background:#fff;border-radius:14px;padding:10px;width:240px;max-width:100%;min-height:120px;display:grid;place-items:center;color:var(--ink2);text-align:center}
.co-qr svg{display:block;width:100%;height:auto}
.co-money-big{font:700 34px/1.1 var(--mono);letter-spacing:-.03em}
.co-wait{display:flex;align-items:center;gap:8px;font-weight:700;margin:6px 0}
.co-dot{width:10px;height:10px;border-radius:50%;background:var(--brand);animation:pulse 1.4s ease-in-out infinite}
.co-mono{font-family:var(--mono)}
.co-result{text-align:center;padding:12px 0}
.co-result .ico{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 12px;font-size:32px;font-weight:800;color:#fff;background:var(--ok)}
.co-result .ico.bad{background:var(--err)}.co-result .ico.wait{background:var(--brand);animation:pulse 1.4s ease-in-out infinite}.co-result .ico.off{background:var(--ink2)}
.co-result h3{font-size:22px;margin-bottom:6px}.co-result p{margin:4px auto;max-width:28em;color:var(--ink2)}
.co-result .co-facts{margin:14px auto 0;max-width:340px;text-align:left}
.co-foot{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;padding:14px 24px 20px;border-top:1px solid var(--line)}
.co-foot .btn{min-width:130px}
.btn.loading{pointer-events:none;opacity:.75}.btn.loading::after{content:"";width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:640px){
  .wrap{padding-left:18px;padding-right:18px}.hero{padding-top:30px;padding-bottom:22px}.hero h1{font-size:40px}.hero .lead{font-size:16px;margin:12px auto 16px}.eyebrow{margin-bottom:12px}.cta{gap:8px}.cta .btn{min-height:44px;padding:0 17px;font-size:15px}.trust{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;text-align:left;margin-top:18px}.plans-section{padding-top:8px}.plans-heading{align-items:center;margin-bottom:14px}.plans-heading h2{font-size:28px}.plans-heading .sec-sub{font-size:13px}.plans-heading>span{font-size:15px}.shelf{grid-template-columns:1fr}.plan{min-height:208px;border-radius:20px;padding:20px}.plan .plan-top{margin-top:28px}.guide-modal{padding:0;place-items:stretch}.guide-dialog{width:100%;max-height:100dvh;height:100dvh;border-radius:0;padding:12px;display:flex;flex-direction:column}.guide-dialog>header{flex:none}.upgrade-demo{display:flex;flex:1;min-height:0}.demo-stage{min-height:0;flex:1;border-radius:16px}.demo-bar{grid-template-columns:1fr auto 1fr;padding:0 13px}.demo-screen{padding:28px 18px 14px}.demo-pane h3{font-size:25px}.demo-options{grid-template-columns:1fr}.demo-pay{grid-template-columns:100px 1fr;gap:16px}.demo-qr{width:100px;height:100px}.demo-pay b{font-size:25px}.demo-status{gap:4px}.demo-status>div{font-size:12px}.demo-chapters{padding-bottom:14px}.faq-section{padding-top:72px}
  .demo-screen{display:grid;align-items:center}.demo-pane{width:100%}
  .co{padding:0;place-items:stretch}
  .co-dialog{width:100%;max-height:100dvh;height:100dvh;border-radius:0;border:0;animation:none}
  .co-head{padding:16px 16px 10px}.co-steps{padding:0 16px 12px}.co-body{padding:16px}
  .co-err-main{margin:0 16px 8px}.co-foot{padding:12px 16px calc(14px + env(safe-area-inset-bottom));position:sticky;bottom:0;background:var(--card)}
  .co-foot .btn{flex:1 1 0;min-width:0}
  .co-pay{grid-template-columns:1fr;justify-items:center;text-align:center}.co-qr{width:min(260px,72vw)}
  .co-regions{grid-template-columns:1fr 1fr}.co-steps li{font-size:12px}
  .co-facts{grid-template-columns:1fr;gap:2px 0}.co-facts dt{margin-top:8px}
}
@media(prefers-reduced-motion:reduce){.co-dialog,.co-dot,.btn.loading::after{animation:none!important}}