:root{--brand:#c59a05;--brand-strong:#e0b21a;--ink:#11100d;--ink-soft:#242016;--bg:#f6f7fb;--surface:#ffffff;--text:#171717;--muted:#667085;--border:#d8dbe3;--focus:rgba(197,154,5,.24);--shadow:0 8px 22px rgba(17,16,13,.10);--r:8px;--s:1}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}html:has(.app),body:has(.app){height:100%}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.72}[hidden]{display:none !important}.auth-view{min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:24px 14px;background:linear-gradient(135deg,var(--ink),var(--ink-soft))}.auth-card{width:min(100%,420px);background:var(--surface);border-radius:var(--r);border:1px solid rgba(216,219,227,.94);box-shadow:0 20px 55px rgba(0,0,0,.28);padding:28px 18px 20px}.auth-mark{width:96px;height:auto;display:block;margin:0 auto 8px}.auth-card h1{margin:0 0 24px;color:var(--ink);font-size:1.65rem;text-align:center}.login-form{display:grid;gap:10px}.login-form label{color:var(--ink);font-weight:700}.auth-submit{width:100%;margin:8px 0 0}.captcha-row{display:grid;grid-template-columns:1fr 56px;gap:8px}.captcha-box{min-height:56px;border:1.5px solid var(--border);border-radius:var(--r);display:grid;place-items:center;color:var(--ink);background:#fafafa;font-size:1.24rem;font-weight:800}.captcha-refresh{min-height:56px;border:1.5px solid var(--brand);border-radius:var(--r);background:#fff;color:var(--ink);font-size:1.45rem;font-weight:800}.app{width:min(100%,760px);margin:0 auto;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}.content{flex:0 0 auto;overflow:hidden}.topbar{flex:0 0 auto;min-height:calc(78px * var(--s));padding:calc(12px * var(--s) + env(safe-area-inset-top)) 16px calc(12px * var(--s));background:linear-gradient(135deg,var(--ink),var(--ink-soft));color:#fff;display:grid;grid-template-columns:62px 1fr auto auto;gap:10px;align-items:center;box-shadow:0 2px 14px rgba(0,0,0,.30)}.brand-mark{width:calc(62px * var(--s));height:auto;display:block}.topbar h1{margin:0;font-size:calc(clamp(1.2rem,4.6vw,1.9rem) * var(--s));line-height:1.05;letter-spacing:0}.install,.session{min-height:40px;border:1px solid rgba(224,178,26,.72);color:#fff;background:rgba(224,178,26,.18);border-radius:var(--r);padding:8px 12px}.session{background:transparent}.card{margin:calc(14px * var(--s)) 14px;padding:calc(16px * var(--s)) 16px;background:var(--surface);border:1px solid rgba(216,219,227,.94);border-radius:var(--r);box-shadow:var(--shadow)}.title{display:block;margin-bottom:calc(12px * var(--s));color:var(--ink);font-size:calc(1.18rem * var(--s));font-weight:700}.serial-row{display:grid;grid-template-columns:1fr 126px;gap:12px}.input{width:100%;min-height:calc(56px * var(--s));border:1.5px solid #aeb4c1;border-radius:var(--r);padding:0 14px;outline:none;background:#fff;font-size:calc(1rem * var(--s))}.input:focus,.date-row:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--focus)}.qr,.primary{border:0;background:linear-gradient(135deg,var(--ink),#2f2814 58%,#5c4610);color:#fff;box-shadow:0 5px 14px rgba(17,16,13,.28)}.qr{min-height:calc(56px * var(--s));border-radius:var(--r);text-transform:uppercase}.qr-icon{display:block;width:18px;height:18px;margin:0 auto 4px;background:linear-gradient(var(--brand-strong),var(--brand-strong)) 0 0 / 5px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 7px 0 / 5px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 14px 0 / 4px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 0 7px / 5px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 7px 7px / 5px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 14px 7px / 4px 5px,linear-gradient(var(--brand-strong),var(--brand-strong)) 0 14px / 5px 4px,linear-gradient(var(--brand-strong),var(--brand-strong)) 7px 14px / 5px 4px,linear-gradient(var(--brand-strong),var(--brand-strong)) 14px 14px / 4px 4px;background-repeat:no-repeat}.qr b{font-size:.88rem}.hint{color:var(--muted)}.hint{margin:10px 2px 0;font-size:.92rem}.date-row{min-height:calc(76px * var(--s));display:grid;grid-template-columns:52px 1fr;gap:10px;align-items:center;border:1.5px solid var(--border);padding:calc(10px * var(--s)) 12px;margin-top:-1px}.date-row:first-of-type{border-radius:var(--r) var(--r) 0 0}.date-row:last-of-type{border-radius:0 0 var(--r) var(--r)}.cal{width:38px;height:38px;display:grid;place-items:center;color:var(--ink);background:var(--brand-strong);border-radius:var(--r);font-weight:800;position:relative}.cal::before,.cal::after{content:"";position:absolute}.cal::before{width:16px;height:15px;border:2px solid var(--ink);border-radius:3px;top:12px;left:11px}.cal::after{width:16px;height:2px;background:var(--ink);top:17px;left:11px}.date-row small{display:block;color:var(--muted);margin-bottom:4px}.date-row input{width:100%;border:0;background:transparent;color:var(--text);font-size:calc(1.18rem * var(--s));outline:none}.primary,.secondary{min-height:calc(56px * var(--s));border-radius:var(--r);font-weight:750;text-transform:uppercase;letter-spacing:0}.primary{width:calc(100% - 28px);margin:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.primary.small{width:100%;margin:0}.secondary{border:1.5px solid var(--brand);background:#fff;color:var(--ink)}.key-icon{width:30px;height:18px;display:inline-block;position:relative;flex:0 0 auto}.key-icon::before{content:"";position:absolute;width:18px;height:18px;border:3px solid var(--brand-strong);border-radius:50%;left:0;top:0}.key-icon::after{content:"";position:absolute;width:13px;height:6px;border-right:3px solid var(--brand-strong);border-bottom:3px solid var(--brand-strong);border-top:3px solid var(--brand-strong);left:15px;top:6px}.key-row{display:grid;grid-template-columns:1fr 56px;gap:8px}.key{text-align:center;font-size:calc(clamp(1.2rem,5vw,1.7rem) * var(--s));letter-spacing:0}.copy-mini{min-height:calc(56px * var(--s));border:1.5px solid var(--brand);border-radius:var(--r);background:#fff;color:var(--ink);font-size:calc(1.6rem * var(--s))}.actions{margin-top:calc(14px * var(--s))}.qr-dialog{width:min(94vw,520px);border:0;border-radius:var(--r);padding:0;box-shadow:0 20px 60px rgba(0,0,0,.35)}.qr-dialog::backdrop{background:rgba(0,0,0,.66)}.dialog-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px}.x{border:0;background:transparent;color:var(--ink);font-size:2rem;line-height:1}.qr-dialog video{width:100%;aspect-ratio:3 / 4;object-fit:cover;background:var(--ink)}.qr-dialog video[hidden],.qr-options[hidden]{display:none}.qr-options{display:grid;gap:12px;padding:0 16px 4px}.qr-choice{min-height:64px;border:1.5px solid var(--brand);border-radius:var(--r);background:#fff;color:var(--ink);display:grid;grid-template-columns:42px 1fr;align-items:center;gap:10px;padding:10px 14px;text-align:left}.camera-icon,.image-icon{width:36px;height:36px;border-radius:var(--r);background:var(--brand-strong);position:relative;display:block}.camera-icon::before{content:"";position:absolute;width:20px;height:14px;border:2px solid var(--ink);border-radius:4px;left:8px;top:12px}.camera-icon::after{content:"";position:absolute;width:8px;height:8px;border:2px solid var(--ink);border-radius:50%;left:14px;top:15px}.image-icon::before{content:"";position:absolute;width:20px;height:16px;border:2px solid var(--ink);border-radius:3px;left:8px;top:10px}.image-icon::after{content:"";position:absolute;width:12px;height:8px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg);left:13px;top:16px}.qr-dialog p{margin:12px 16px 16px;color:var(--muted)}.toast{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom));transform:translateX(-50%) translateY(24px);opacity:0;background:var(--ink);color:#fff;padding:12px 16px;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.25);transition:.2s;max-width:calc(100vw - 28px);text-align:center}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.app-version{flex:0 0 auto;margin:0;padding:calc(6px * var(--s)) 0;padding-top:0 !important;text-align:center;font-size:12px;color:#777}@media (max-width:420px){.topbar{grid-template-columns:54px 1fr auto}.install{display:none !important}.brand-mark{width:54px}.serial-row,.actions{grid-template-columns:1fr}}