:root{--bg:#f4f6f8;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--card:#fff;--gold:#a8895a;--success:#0f766e;--radius:22px;--shadow:0 10px 32px rgba(17,24,39,.08)}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Yu Gothic",sans-serif}button{font:inherit}
.app-shell{max-width:980px;margin:auto;padding:20px 18px 110px}.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin:6px 0 20px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.22em}.eyebrow.dark{color:var(--gold)}h1{font-size:34px;line-height:1;margin:5px 0 8px}.subtitle,.muted{color:var(--muted)}.ghost-btn,.text-btn{border:0;background:transparent;font-weight:700;cursor:pointer}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero{background:linear-gradient(135deg,#111827,#1f2937);color:#fff;padding:28px;display:flex;justify-content:space-between;align-items:center;gap:24px}.hero h2{font-size:clamp(26px,4.3vw,45px);line-height:1.25;margin:12px 0}.hero p{max-width:650px;line-height:1.8;color:#d1d5db}.badge{display:inline-flex;padding:7px 10px;border:1px solid rgba(255,255,255,.22);border-radius:999px;font-size:11px;letter-spacing:.12em}
.progress-ring{width:120px;height:120px;min-width:120px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--gold) 0deg,#374151 0deg)}.ring-inner{width:86px;height:86px;background:#111827;border-radius:50%;display:grid;place-content:center;text-align:center}.ring-inner strong{font-size:25px}.ring-inner span{font-size:10px;color:#9ca3af}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0 28px}.quick-card{border:0;text-align:left;background:white;border-radius:18px;padding:18px;box-shadow:var(--shadow);cursor:pointer}.quick-card strong,.quick-card small{display:block}.quick-card small{color:var(--muted);margin-top:4px}.quick-icon{font-size:20px;display:block;margin-bottom:15px;color:var(--gold)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin:24px 2px 12px}.section-head h3{margin:5px 0 0;font-size:24px}.view{display:none}.view.active{display:block}.task-card,.cert-card{padding:22px}.task-card h4{font-size:20px;margin:0 0 7px}.task-card p,.cert-card p{color:var(--muted);line-height:1.7}.primary-btn{border:0;border-radius:13px;padding:12px 15px;font-weight:800;cursor:pointer;background:var(--ink);color:#fff}
.level-list,.level-detail-list{display:grid;gap:12px}.level-summary{background:#fff;border-radius:18px;padding:19px;box-shadow:var(--shadow);display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center}.level-num{width:44px;height:44px;border-radius:13px;background:#111827;color:#fff;display:grid;place-items:center;font-weight:800}.level-summary h4{margin:0 0 5px}.level-summary p{margin:0;color:var(--muted);font-size:14px}.level-percent{font-weight:800;color:var(--gold)}
.level-detail{background:#fff;border-radius:20px;box-shadow:var(--shadow);overflow:hidden}.level-detail-head{padding:22px;background:#111827;color:#fff}.level-title-row{display:flex;justify-content:space-between;align-items:center}.level-detail-head h4{margin:0;font-size:22px}.level-detail-head p{margin:8px 0 0;color:#d1d5db;line-height:1.6}.module-list{padding:10px 18px 18px}.module-item{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}.module-item:last-child{border-bottom:0}.module-check{width:24px;height:24px;min-width:24px;border:2px solid #cbd5e1;background:#fff;border-radius:8px;cursor:pointer;position:relative}.module-check.done{background:var(--success);border-color:var(--success)}.module-check.done:after{content:"✓";position:absolute;inset:0;color:#fff;display:grid;place-items:center;font-weight:900}.module-copy strong{display:block;margin-bottom:4px}.module-copy small{color:var(--muted);line-height:1.5}
.sample-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.sample-card,.prompt-card,.check-row{background:#fff;border-radius:18px;padding:20px;box-shadow:var(--shadow)}.sample-card .tag{display:inline-flex;background:#f3f4f6;padding:6px 9px;border-radius:999px;font-size:11px;font-weight:800}.sample-card h4,.prompt-card h4{font-size:20px;margin:14px 0 7px}.sample-card p{color:var(--muted);line-height:1.7}.sample-card ul{padding-left:18px;line-height:1.8}.prompt-list,.checklist{display:grid;gap:12px}.prompt-text{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:14px;white-space:pre-wrap;line-height:1.65;color:#374151}.copy-btn{margin-top:10px;border:0;border-radius:12px;padding:10px 13px;font-weight:800;cursor:pointer;background:#111827;color:#fff}
.notice{display:flex;gap:12px;background:#fff7ed;border:1px solid #fed7aa;color:#7c2d12;border-radius:14px;padding:14px;margin-top:14px}.notice span{line-height:1.6}.check-row{display:flex;justify-content:space-between;align-items:center}.check-row span{color:var(--muted)}.check-row strong.ok{color:var(--success)}
.bottom-nav{position:fixed;left:50%;bottom:14px;transform:translateX(-50%);width:min(700px,calc(100% - 24px));display:grid;grid-template-columns:repeat(5,1fr);background:rgba(17,24,39,.96);backdrop-filter:blur(20px);border-radius:22px;padding:8px;box-shadow:0 16px 48px rgba(0,0,0,.25);z-index:20}.nav-btn{border:0;background:transparent;color:#9ca3af;padding:8px 3px;border-radius:14px;cursor:pointer}.nav-btn span,.nav-btn small{display:block}.nav-btn span{font-size:19px}.nav-btn small{font-size:10px;font-weight:800}.nav-btn.active{background:#fff;color:#111827}
@media(max-width:720px){.app-shell{padding:14px 12px 100px}.hero{padding:22px;align-items:flex-start}.progress-ring{width:90px;height:90px;min-width:90px}.ring-inner{width:64px;height:64px}.hero h2{font-size:27px}.quick-grid{grid-template-columns:repeat(2,1fr)}.sample-grid{grid-template-columns:1fr}}
@media(max-width:480px){.hero{display:block}.progress-ring{margin-top:18px}.level-summary{grid-template-columns:auto 1fr}.level-percent{grid-column:2}}