:root{--bg: #f5f6f2;--panel: #ffffff;--ink: #151a13;--muted: #6d7568;--line: #dde4d6;--brand: #7a9440;--brand-strong: #4f6624;--brand-soft: #eef3e4;--warn-bg: #fff6df;--warn-ink: #7a5d12;--error-bg: #fff4f2;--error-line: #efc8c4;--error-ink: #8a2a24;--radius: 12px;--shadow: 0 16px 40px rgba(38, 48, 28, .07);--space-1: 8px;--space-2: 12px;--space-3: 16px;--space-4: 20px;--space-5: 24px}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 50% -100px,rgba(122,148,64,.14),transparent 320px),var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}h1,h2,h3,h4,p{margin:0}h1{font-size:clamp(1.75rem,4.5vw,2.25rem);line-height:1.15}h2{font-size:clamp(1.35rem,3vw,1.65rem);line-height:1.2}h3{font-size:1rem;font-weight:700;line-height:1.25}h4{font-size:.9rem;font-weight:700}.shell{width:min(680px,calc(100% - 32px));margin:0 auto;padding:28px 0 48px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:var(--space-5)}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding-bottom:var(--space-4);border-bottom:1px solid var(--line)}.brand-logo{display:block;width:104px;height:auto}.panel-section+.panel-section,.panel-section+.notice,.notice+.panel-section{margin-top:var(--space-4)}.panel-section{padding-top:var(--space-4)}.eyebrow{margin-bottom:6px;color:var(--brand-strong);font-size:.72rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.lede,.hint,.meta,.fold-lede,.guide-list p,.detail-row dt,.qr-empty{color:var(--muted)}.lede{margin-top:var(--space-2);font-size:.95rem;line-height:1.55}.meta{margin-top:6px;font-size:.82rem}.chip{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand-strong);font-size:.78rem;font-weight:700;white-space:nowrap}.chip--warn{background:var(--warn-bg);color:var(--warn-ink)}.chip--soft{background:var(--brand-soft);color:var(--brand-strong)}.lookup-form{margin-top:var(--space-4)}.lookup-form label{display:block;font-size:.88rem;font-weight:700}.field-stack{display:grid;gap:var(--space-3);margin-top:var(--space-3)}.field-stack input{margin-top:var(--space-1)}.input-group{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-2);margin-top:var(--space-1)}.input-group--submit{grid-template-columns:1fr;margin-top:var(--space-3)}input,textarea,button{font:inherit}input,textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:1rem;outline:none}input{height:44px;padding:0 12px}textarea{min-height:64px;padding:10px 12px;resize:none}input:focus,textarea:focus{border-color:var(--brand)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:0;border-radius:10px;padding:0 16px;cursor:pointer;font-size:.9rem;font-weight:700;text-decoration:none;white-space:nowrap}.btn--primary{background:var(--brand);color:#fff}.btn--primary:hover{background:var(--brand-strong)}.btn--primary:disabled{opacity:.85;cursor:wait}.btn-content{display:inline-flex;align-items:center;gap:8px}.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.notice--loading .spinner,.hint--loading .spinner{border-color:#4f662433;border-top-color:var(--brand-strong)}.hint--loading{display:inline-flex;align-items:center;gap:8px;margin-top:var(--space-2);color:var(--brand-strong)}@keyframes spin{to{transform:rotate(360deg)}}.btn--outline{border:1px solid var(--line);background:#fff;color:var(--brand-strong)}.btn--outline:hover{background:var(--brand-soft)}.btn--block{width:100%;margin-top:var(--space-3)}.btn--link{min-height:auto;margin-top:var(--space-3);padding:0;background:transparent;color:var(--brand-strong)}.btn--link:hover{text-decoration:underline}.hint{margin-top:var(--space-2);font-size:.86rem;line-height:1.5}.notice{border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:var(--brand-soft);color:var(--brand-strong);font-size:.88rem}.notice--error{background:var(--error-bg);border-color:var(--error-line);color:var(--error-ink)}.notice--loading{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--muted)}.result-header{padding-bottom:var(--space-4);border-bottom:1px solid var(--line)}.card-tabs{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-top:var(--space-3)}.card-tab{min-height:34px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);font-size:.82rem;font-weight:700;cursor:pointer}.card-tab:hover{border-color:var(--brand);color:var(--brand-strong)}.card-tab[aria-pressed=true]{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-strong)}.steps{display:grid;grid-template-columns:minmax(220px,260px) minmax(0,1fr);gap:var(--space-3);margin-top:var(--space-4)}.step-card,.fold{border:1px solid var(--line);border-radius:var(--radius);background:#fff}.step-card{padding:var(--space-4)}.step-head{display:flex;align-items:center;gap:var(--space-2)}.step-num{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:999px;background:var(--brand-soft);color:var(--brand-strong);font-size:.82rem;font-weight:800}.qr-box{display:grid;place-items:center;width:min(100%,220px);aspect-ratio:1;margin:var(--space-3) auto 0;border:1px solid var(--line);border-radius:10px;padding:12px;background:#fff}.qr-box--loading{background:#fafbf8}.qr-skeleton{width:min(196px,100%);aspect-ratio:1;border-radius:8px;background:linear-gradient(90deg,#f0f2ec 25%,#fafbf8,#f0f2ec 75%);background-size:200% 100%;animation:shimmer 1.2s ease-in-out infinite}.qr-hint{margin:10px 0 0;color:var(--muted);font-size:.78rem;line-height:1.45;text-align:center}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.qr-image{display:block;width:min(196px,100%);height:auto}.qr-empty{margin:0;padding:0 10px;text-align:center;font-size:.86rem;line-height:1.45}.detail-list{margin:var(--space-3) 0 0}.detail-row{display:grid;grid-template-columns:84px minmax(0,1fr);gap:var(--space-2);align-items:center;padding:9px 0}.detail-row+.detail-row{border-top:1px solid var(--line)}.detail-row dt{font-size:.82rem}.detail-row dd{margin:0;font-size:.92rem;font-weight:700;overflow-wrap:anywhere}.guide-list{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--line)}.guide-list>div+div{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--line)}.guide-list p{margin-top:8px;font-size:.86rem;line-height:1.5}.fold{margin-top:var(--space-3);overflow:hidden}.fold summary{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-4);cursor:pointer;list-style:none;transition:background .15s ease}.fold:not([open]) summary{background:#fafbf8}.fold:not([open]) summary:hover{background:#f4f6f0}.fold-preview{margin-top:4px;color:var(--muted);font-size:.8rem;line-height:1.4}.fold[open] .fold-preview{display:none}.fold summary::-webkit-details-marker{display:none}.fold summary:after{content:"";width:7px;height:7px;border-right:2px solid var(--brand-strong);border-bottom:2px solid var(--brand-strong);transform:rotate(45deg);transition:transform .15s ease}.fold[open]>summary:after{transform:rotate(-135deg)}.fold-content{padding:0 var(--space-4) var(--space-4);border-top:1px solid var(--line)}.fold-lede{margin:0;font-size:.86rem;line-height:1.5}.manual-intro{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);margin-top:var(--space-3)}.btn--sm{flex:0 0 auto;min-height:auto;font-size:.8rem}.copy-list{margin-top:var(--space-3);border:1px solid var(--line);border-radius:10px;overflow:hidden}.copy-item{padding:12px 14px;background:#fafbf8}.copy-item+.copy-item{border-top:1px solid var(--line)}.copy-item__label{display:block;color:var(--muted);font-size:.78rem;font-weight:600}.copy-item__body{display:flex;align-items:flex-start;gap:10px;margin-top:6px}.copy-item__value{flex:1;min-width:0;margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.8rem;line-height:1.45;overflow-wrap:anywhere;white-space:pre-wrap;word-break:break-all}.copy-item__value--block{max-height:4.5em;overflow:auto}.copy-chip{flex:0 0 auto;min-height:30px;margin-top:1px;border:1px solid var(--line);border-radius:6px;padding:0 10px;background:#fff;color:var(--brand-strong);cursor:pointer;font-size:.74rem;font-weight:700}.copy-chip:hover:not(:disabled){background:var(--brand-soft)}.copy-chip:disabled{opacity:.45;cursor:not-allowed}.copy-item--expand{padding:0}.copy-item--expand summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;cursor:pointer;list-style:none}.copy-item--expand summary::-webkit-details-marker{display:none}.copy-item--expand summary:after{content:"";flex:0 0 auto;width:6px;height:6px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg);transition:transform .15s ease}.copy-item--expand[open] summary:after{transform:rotate(-135deg)}.copy-item__summary{display:grid;gap:2px;min-width:0}.copy-item__preview{color:var(--muted);font-size:.74rem;font-weight:400;line-height:1.35}.copy-item--expand[open] .copy-item__preview{display:none}.copy-item__body--stack{padding:0 14px 12px;margin-top:0}.copy-item--expand[open] .copy-item__body--stack{border-top:1px solid var(--line);padding-top:10px}.mono--masked{color:transparent;text-shadow:0 0 8px rgba(21,26,19,.55)}.help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4);padding-top:var(--space-3)}.help-grid ul{margin:10px 0 0;padding-left:18px;color:var(--muted);font-size:.86rem;line-height:1.55}.help-grid li+li{margin-top:8px}.skeleton-block{border-radius:8px;background:linear-gradient(90deg,#f0f2ec 25%,#fafbf8,#f0f2ec 75%);background-size:200% 100%;animation:shimmer 1.2s ease-in-out infinite}.skeleton-block--title{width:72%;height:28px}.skeleton-block--meta{width:42%;height:14px;margin-top:10px}.skeleton-block--heading{width:56%;height:18px}.skeleton-block--qr{width:min(100%,220px);aspect-ratio:1;margin:var(--space-3) auto 0}.skeleton-block--button{width:100%;height:44px;margin-top:var(--space-3)}.skeleton-lines{margin-top:var(--space-3)}.skeleton-block--line{height:14px;margin-top:12px}.skeleton-block--line:nth-child(1){width:92%;margin-top:0}.skeleton-block--line:nth-child(2){width:78%}.skeleton-block--line:nth-child(3){width:84%}.skeleton-block--line:nth-child(4){width:66%}.result--loading .steps{pointer-events:none}.loading-caption{display:inline-flex;align-items:center;gap:10px;margin-bottom:var(--space-3);color:var(--muted);font-size:.86rem}@media(max-width:720px){.shell{width:min(100% - 20px,680px);padding:12px 0 32px}.panel{padding:var(--space-4)}.panel-header{align-items:flex-start;flex-direction:column}.input-group,.steps,.help-grid{grid-template-columns:1fr}.manual-intro{flex-direction:column;gap:var(--space-1)}.fold summary{position:relative;padding-right:36px}.fold summary:after{position:absolute;right:16px}.detail-row{grid-template-columns:72px minmax(0,1fr)}}