@font-face{font-family:"Inter Tight";src:url(../assets/intertight.woff2) format("woff2");font-weight:300 800;font-display:swap}
@font-face{font-family:"Fraunces";src:url(../assets/fraunces-italic.woff2) format("woff2");font-style:italic;font-weight:300 800;font-display:swap}
:root{--purple:#452568;--red:#D11D29;--red-h:#A51826;--ink:#171A20;--ink2:#393C41;--mute:#5C5E62;--line:#E2E3E5;--soft:#F5F4F7;
  --ok:#137A3E;--ok-bg:#E8F5EC;--bad:#B3261E;--bad-bg:#FCECEA;--warn:#8A4B00;--warn-bg:#FFF1DD;
  --f:"Inter Tight",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--r:18px;
  --st:env(safe-area-inset-top,0px);--sb:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}
html,body{margin:0;background:#fff;color:var(--ink);font-family:var(--f);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
#app{max-width:520px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}
.bar{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);padding:calc(10px + var(--st)) 18px 10px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.brand img{height:40px;width:auto}
.brand-t{display:flex;flex-direction:column;line-height:1.1;border-left:1px solid var(--line);padding-left:12px}
.brand-t b{font-size:17px;font-weight:700;color:var(--purple);letter-spacing:-.01em}
.brand-t small{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-top:3px}
main{flex:1;padding:16px 18px calc(92px + var(--sb))}
.view[hidden]{display:none}
/* scan */
.finder{position:relative;border-radius:24px;overflow:hidden;background:#120a1d;aspect-ratio:390/420;box-shadow:0 10px 30px rgba(69,37,104,.18)}
.finder video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.guide{position:absolute;inset:0;width:100%;height:100%}
.g-id{font:700 11px var(--f);letter-spacing:.12em;fill:#fff}
.sweep{animation:sweep 2.2s ease-in-out infinite;opacity:.85}
@keyframes sweep{0%,100%{transform:translateY(0)}50%{transform:translateY(222px)}}
.cam-msg{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);background:rgba(0,0,0,.55);color:#fff;font-size:13px;font-weight:600;padding:7px 13px;border-radius:99px;white-space:nowrap}
.cam-msg.ok{background:var(--ok)}
.torch{position:absolute;top:12px;right:12px;width:40px;height:40px;border-radius:50%;border:0;background:rgba(0,0,0,.45);color:#fff;font-size:18px}
.lead{font-size:19px;line-height:1.3;font-weight:600;text-align:center;margin:18px 6px 6px;letter-spacing:-.01em}
.lead b{color:var(--purple)}
.hint{font-size:14px;color:var(--mute);text-align:center;margin:0 10px 14px}
.alt{display:flex;flex-direction:column;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:50px;padding:0 20px;border-radius:14px;font:600 16px var(--f);text-decoration:none;cursor:pointer;border:0}
.btn.red{background:var(--red);color:#fff}.btn.red:active{background:var(--red-h)}
.btn.ghost{background:#fff;color:var(--purple);border:1.5px solid var(--purple)}
.btn.wide{width:100%;margin-top:18px}
.or{display:flex;align-items:center;gap:10px;color:var(--mute);font-size:13px;margin:4px 0}
.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}
.code-form{display:flex;gap:10px}
.code-form input{flex:1;min-width:0;height:50px;border:1.5px solid var(--line);border-radius:14px;padding:0 14px;font:700 19px ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--purple);background:var(--soft)}
.code-form input:focus{outline:none;border-color:var(--purple);background:#fff}
.code-form input::placeholder{color:#a9a6b0;letter-spacing:.06em;font-weight:500}
.err{color:var(--bad);font-size:14px;margin:0;min-height:1em}
/* result */
.state{border-radius:var(--r);padding:20px 18px;display:flex;gap:14px;align-items:center}
.state .ic{flex:none;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff}
.state h1{margin:0;font-size:23px;letter-spacing:-.015em;line-height:1.15}
.state p{margin:4px 0 0;font-size:14px;line-height:1.35}
.state.ok{background:var(--ok-bg);color:#0b4a26}.state.ok .ic{background:var(--ok)}
.state.bad{background:var(--bad-bg);color:#6b1510}.state.bad .ic{background:var(--bad)}
.state.warn{background:var(--warn-bg);color:#5a3000}.state.warn .ic{background:#C26A00}
.testflag{display:flex;align-items:center;gap:8px;margin:12px 0 0;padding:9px 12px;border-radius:12px;border:1.5px dashed var(--red);color:var(--red);font-size:13px;font-weight:700;letter-spacing:.02em}
.card{margin-top:14px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.award{padding:18px 18px 14px;background:linear-gradient(160deg,#fff 0%,#f6f2fa 100%);border-bottom:1px solid var(--line)}
.award .lvl{font:italic 500 40px/1 "Fraunces",Georgia,serif;color:var(--purple);margin:0}
.award .ttl{font-size:16px;font-weight:700;margin-top:8px}
.award .ser{font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--red);margin-top:5px}
.rows{margin:0;padding:4px 18px 8px}
.rows div{display:grid;grid-template-columns:118px 1fr;gap:10px;padding:11px 0;border-bottom:1px solid var(--line)}
.rows div:last-child{border-bottom:0}
.rows dt{font-size:13px;color:var(--mute);font-weight:500}
.rows dd{margin:0;font-size:15px;font-weight:600;line-height:1.3}
.rows dd.code{font-family:ui-monospace,Menlo,monospace;letter-spacing:.1em;color:var(--purple)}
.thumb{display:flex;gap:14px;align-items:center;padding:14px 18px;border-top:1px solid var(--line);background:var(--soft)}
.thumb img{width:92px;height:auto;border-radius:6px;box-shadow:0 2px 10px rgba(0,0,0,.15);background:#fff}
.thumb p{margin:0;font-size:13px;color:var(--ink2);line-height:1.4}
.thumb a{color:var(--purple);font-weight:700}
.compare{margin-top:14px;font-size:14px;line-height:1.45;color:var(--ink2);background:var(--soft);border-radius:14px;padding:13px 15px}
.compare b{color:var(--ink)}
.small{font-size:12px;color:var(--mute);margin-top:12px;text-align:center}
/* about */
.h1{font-size:24px;letter-spacing:-.02em;margin:6px 0 14px;color:var(--purple)}
.steps{margin:0;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:0 0 16px 46px;font-size:15px;line-height:1.45;color:var(--ink2)}
.steps li b{color:var(--ink)}
.steps li:before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--purple);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.note{background:var(--soft);border-radius:14px;padding:13px 15px;font-size:14px;line-height:1.45;margin-top:10px;color:var(--ink2)}
.meta{font-size:12px;color:var(--mute);margin-top:22px;text-align:center;line-height:1.6}
/* tabs */
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:6;display:flex;justify-content:center;gap:0;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:6px 0 calc(6px + var(--sb))}
.tabs a{flex:0 1 200px;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:12px;font-weight:600;color:var(--mute);text-decoration:none;padding:6px 0}
.tabs a.on{color:var(--purple)}
.tabs a.on svg{color:var(--red)}
.loading{padding:40px 0;text-align:center;color:var(--mute)}
/* certificate + rubber stamp */
:root{--stamp:#D11D29;--stamp-rev:#1E1A22}
.cert{margin:14px 0 0}
.cert-open{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in;border-radius:10px}
.cert-frame{position:relative;overflow:hidden;border-radius:8px;background:#fff;box-shadow:0 6px 22px rgba(23,26,32,.16),0 0 0 1px var(--line);line-height:0}
.cert-img{display:block;width:100%;height:auto;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.stamp-wrap{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.stamp-svg{width:88%;height:auto;mix-blend-mode:multiply;opacity:.88;transform:rotate(-30deg);color:var(--stamp)}
.stamp-svg.rev{width:80%;opacity:.92;transform:rotate(22deg);color:var(--stamp-rev)}
.is-rev .cert-img{filter:grayscale(1) contrast(.8);opacity:.6}
.cert figcaption{margin-top:8px;font-size:13px;color:var(--mute);text-align:center}
.cert figcaption b{color:var(--bad)}
.cert .tap{color:var(--purple);font-weight:700;white-space:nowrap}
.stamp-card .stamp-solo{display:grid;place-items:center;padding:26px 14px 18px;background:linear-gradient(160deg,#fff 0%,#f6f2fa 100%);border-bottom:1px solid var(--line)}
.stamp-solo .stamp-svg{width:82%;max-width:330px;transform:rotate(-8deg)}
/* full-screen viewer */
html.noscroll,html.noscroll body{overflow:hidden}
.viewer{position:fixed;inset:0;z-index:50;background:#0d0912;display:grid;place-items:center;touch-action:none;overscroll-behavior:contain}
.viewer[hidden]{display:none}
.v-stage{width:min(100vw,calc((100dvh - 24px) * 1240 / 1754));transform-origin:50% 50%;will-change:transform}
.v-frame{border-radius:0;box-shadow:none}
.v-close{position:fixed;top:calc(12px + var(--st));right:12px;width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.16);color:#fff;font-size:20px;cursor:pointer;backdrop-filter:blur(6px)}
.v-hint{position:fixed;left:50%;bottom:calc(16px + var(--sb));transform:translateX(-50%);background:rgba(255,255,255,.14);color:#fff;font-size:13px;font-weight:600;padding:7px 13px;border-radius:99px;white-space:nowrap;pointer-events:none}
.viewer[data-scale]:not([data-scale="1.00"]) .v-hint{display:none}

.sampleflag{margin:10px 0 0;padding:0 2px;color:var(--mute);font-size:13px;font-weight:500;letter-spacing:.01em}
.award .lvl-script{display:block;height:56px;width:auto;margin:-4px 0 -2px -4px}
.award-photo{display:none}
@media (min-width:900px){
  .details-grid{width:820px;margin-left:calc((100% - 820px)/2);display:grid;grid-template-columns:1fr 280px;gap:28px;align-items:center}
  .details-grid .card{margin-top:14px}
  .award-photo{display:flex;justify-content:center;align-items:center;gap:10px;margin:14px 0 0}
  .award-photo img{max-height:420px;max-width:100%;width:auto;filter:drop-shadow(0 10px 18px rgba(40,20,60,.18))}
  .award-photo.pair img{max-width:48%}
}
@media (min-width:900px){.award-photo img.photo{border-radius:12px;filter:none;box-shadow:0 6px 18px rgba(40,20,60,.15)}}
@media (min-width:900px){.details-grid .rows div{padding:8px 0}.details-grid .award .lvl-script{height:50px}}