:root{--bg: #fcfcff;--bg-subtle: #f2f6fc;--bg-elevated: #ffffff;--text: #1a1c1e;--text-muted: #42474e;--border: #dee3eb;--primary: #0d3b8c;--primary-strong: #0a2e6e;--primary-bright: #1e5eff;--primary-contrast: #ffffff;--accent-soft: #cbe6ff;--ok: #2e7d32;--danger: #ba1a1a;--ring: rgba(30, 94, 255, .28);--shadow: 0 1px 2px rgba(13, 59, 140, .05), 0 12px 32px rgba(13, 59, 140, .08);--radius: 16px;--radius-sm: 10px;--maxw: 720px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #0b1220;--bg-subtle: #0f1830;--bg-elevated: #131c33;--text: #eaf0fa;--text-muted: #9fb0c7;--border: #22304d;--primary: #6fa8ff;--primary-strong: #8fbeff;--primary-bright: #6fa8ff;--primary-contrast: #071120;--accent-soft: #16233f;--ring: rgba(111, 168, 255, .32);--shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 16px 40px rgba(0, 0, 0, .45)}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:1.2;letter-spacing:-.02em;margin:0 0 .4em}h1{font-size:1.7rem}h2{font-size:1.2rem}h3{font-size:1rem}p{margin:0 0 .8rem}a{color:var(--primary)}img{max-width:100%;display:block}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.muted{color:var(--text-muted)}.center{text-align:center}.site-header{border-bottom:1px solid var(--border);background:var(--bg-elevated)}.site-header .container{display:flex;align-items:center;gap:10px;height:60px}.brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--text);text-decoration:none}.brand-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--primary-bright));display:grid;place-items:center;color:#fff}.brand-mark svg{width:17px;height:17px}.site-footer{border-top:1px solid var(--border);margin-top:48px;padding:24px 0;color:var(--text-muted);font-size:.85rem;text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:600;padding:13px 22px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:background .15s,opacity .15s;width:100%}.btn-primary{background:var(--primary);color:var(--primary-contrast)}.btn-primary:hover{background:var(--primary-strong)}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--bg-subtle)}.btn-danger{background:transparent;color:var(--danger);border-color:var(--danger)}.btn-danger:hover{background:color-mix(in srgb,var(--danger) 10%,transparent)}.btn:disabled{opacity:.45;cursor:not-allowed}:where(a,button,input):focus-visible{outline:3px solid var(--ring);outline-offset:2px}.store-hero{padding:28px 0 8px}.store-logo{width:64px;height:64px;border-radius:14px;object-fit:cover;border:1px solid var(--border);margin-bottom:12px}.store-meta{color:var(--text-muted);font-size:.92rem}.store-meta span+span:before{content:"·";margin:0 8px}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-top:20px}.step-title{font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--primary);margin-bottom:12px}.step[hidden]{display:none}.options{display:grid;gap:10px}.option{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;background:var(--bg);transition:border-color .12s,background .12s}.option:hover{border-color:var(--primary-bright)}.option input{width:20px;height:20px;accent-color:var(--primary);flex:none}.option .opt-main{flex:1}.option .opt-name{font-weight:600}.option .opt-sub{color:var(--text-muted);font-size:.88rem}.option[hidden]{display:none}.option-checked{border-color:var(--primary);background:var(--accent-soft)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip,.slot{border:1px solid var(--border);background:var(--bg);color:var(--text);padding:10px 14px;border-radius:999px;cursor:pointer;font:inherit;font-size:.92rem}.chip:hover,.slot:hover{border-color:var(--primary-bright)}.chip-active{background:var(--primary);color:var(--primary-contrast);border-color:var(--primary)}.slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px;margin-top:14px}.slot{border-radius:var(--radius-sm);text-align:center}.slot-active{background:var(--primary);color:var(--primary-contrast);border-color:var(--primary)}.field{margin-bottom:14px}.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}.field input,.field textarea{width:100%;font:inherit;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text)}.field textarea{min-height:72px;resize:vertical}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.92rem;margin-top:12px}.alert-error{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}.alert-ok{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}.hint{color:var(--text-muted);font-size:.86rem;margin-top:8px}.spinner{color:var(--text-muted);font-size:.92rem;padding:8px 0}.summary{display:grid;gap:10px;margin:8px 0 4px}.summary-row{display:flex;justify-content:space-between;gap:12px}.summary-row .k{color:var(--text-muted)}.summary-row .v{font-weight:600;text-align:right}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.8rem;font-weight:600}.badge-ok{background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}.badge-muted{background:var(--bg-subtle);color:var(--text-muted)}.badge-danger{background:color-mix(in srgb,var(--danger) 14%,transparent);color:var(--danger)}.mt-16{margin-top:16px}.stack>*+*{margin-top:10px}