/* ===== Task Line — Gamification product demos ===== */
.gfd-page{padding:100px 0 50px;min-height:80vh}
.gfd-wrap{max-width:1100px;margin:0 auto}
.gfd-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.gfd-back{font-size:.88rem;color:var(--muted);text-decoration:none;padding:8px 14px;border:1px solid var(--line);border-radius:20px}
.gfd-back:hover{color:var(--gold);border-color:var(--gold)}
.gfd-badge{font-size:.75rem;padding:4px 10px;border-radius:12px;background:rgba(var(--gold-rgb),.12);color:var(--gold-lt);border:1px solid rgba(var(--gold-rgb),.25)}
.gfd-h1{font-size:clamp(1.3rem,3vw,1.8rem);margin:0 0 8px;line-height:1.45}
.gfd-lead{color:var(--muted);margin:0 0 22px;line-height:1.85;font-size:.95rem}
.gfd-cover{width:100%;max-height:280px;object-fit:cover;border-radius:14px;margin:0 0 18px;border:1px solid var(--line);display:block}
.gfd-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:18px;margin-bottom:16px}
.gfd-panel h3{font-size:1rem;margin:0 0 10px;line-height:1.5}
.gfd-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}
.gfd-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:10px;border:1px solid var(--line);background:var(--bg-2);color:var(--text);cursor:pointer;font:inherit;font-size:.88rem;transition:.2s;min-height:44px;text-align:center;line-height:1.35}
.gfd-btn:hover{border-color:var(--gold);color:var(--gold)}
.gfd-btn.primary{background:var(--gold-grad);color:var(--ink);border:none;font-weight:700}
.gfd-btn.primary:hover{filter:brightness(1.05)}
.gfd-btn.active{border-color:var(--gold);background:rgba(var(--gold-rgb),.12);color:var(--gold-lt)}
.gfd-btn:disabled{opacity:.45;cursor:not-allowed}
.gfd-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:14px 0}
.gfd-metric{padding:12px;border-radius:10px;border:1px solid var(--line);text-align:center;background:rgba(255,255,255,.02)}
.gfd-metric b{display:block;font-size:1.1rem;color:var(--gold)}
.gfd-metric span{font-size:.72rem;color:var(--muted)}
.gfd-log{max-height:220px;overflow:auto;padding:12px;border-radius:10px;border:1px solid var(--line);background:var(--bg-2);font-size:.84rem;line-height:1.75;-webkit-overflow-scrolling:touch}
.gfd-log p{margin:0 0 8px}
.gfd-log .ai{color:var(--gold-lt)}
.gfd-log .user{color:var(--text);text-align:left}
.gfd-choices{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.gfd-progress{height:8px;border-radius:8px;background:var(--bg-2);overflow:hidden;margin:10px 0}
.gfd-progress i{display:block;height:100%;background:var(--gold-grad);transition:width .4s}
.gfd-grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.gfd-field label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:6px}
.gfd-field input[type=range]{width:100%}
.gfd-field input[type=number],.gfd-field textarea{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg-2);color:var(--text);font:inherit;font-size:16px}
.gfd-field textarea{min-height:100px;resize:vertical;line-height:1.7}
.gfd-weeks{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.gfd-week{padding:10px;border-radius:10px;border:1px solid var(--line);text-align:center;font-size:.8rem;cursor:pointer;min-height:44px;display:flex;align-items:center;justify-content:center}
.gfd-week.done{background:rgba(34,197,94,.12);border-color:#22c55e}
.gfd-week.active{border-color:var(--gold);background:rgba(var(--gold-rgb),.1)}
.gfd-week.locked{opacity:.4;cursor:not-allowed}
.gfd-cert{margin-top:16px;padding:20px;border:2px dashed var(--gold);border-radius:12px;text-align:center;background:rgba(var(--gold-rgb),.06)}
.gfd-table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -2px;padding:0 2px}
.gfd-table{width:100%;min-width:420px;border-collapse:collapse;font-size:.84rem}
.gfd-table th,.gfd-table td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.gfd-table th{color:var(--muted);font-weight:600}
.gfd-badges{display:flex;flex-wrap:wrap;gap:8px}
.gfd-badge-item{padding:8px 12px;border-radius:20px;border:1px solid var(--line);font-size:.78rem;line-height:1.3}
.gfd-badge-item.on{border-color:var(--gold);color:var(--gold-lt);background:rgba(var(--gold-rgb),.08)}
.gfd-result{padding:16px;border-radius:12px;border:1px solid var(--line);background:linear-gradient(160deg,var(--panel),var(--panel-2))}
.gfd-result h3{margin:0 0 10px;font-size:1rem}
.gfd-path-list{list-style:none;margin:0;padding:0}
.gfd-path-list li{display:flex;align-items:flex-start;gap:8px;padding:8px 0;border-bottom:1px solid var(--line);font-size:.88rem;line-height:1.5}
.gfd-path-list li:last-child{border-bottom:0}
.gfd-path-list .ico{flex:0 0 auto;width:1.1em;font-size:1em;line-height:1.4;text-align:center}

/* —— Mobile-first polish —— */
@media(max-width:900px){
  .gfd-grid2{grid-template-columns:1fr}
  .gfd-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gfd-weeks{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:760px){
  .gfd-page{padding:88px 0 110px}
  .gfd-wrap{padding:0 2px;max-width:100%}
  .gfd-top{gap:8px;margin-bottom:14px}
  .gfd-back{padding:8px 12px;font-size:.82rem;border-radius:14px}
  .gfd-badge{font-size:.68rem;padding:4px 8px}
  .gfd-h1{font-size:1.28rem;margin-bottom:6px}
  .gfd-lead{font-size:.9rem;line-height:1.75;margin-bottom:14px}
  .gfd-cover{max-height:160px;border-radius:12px;margin-bottom:14px}
  .gfd-panel{padding:14px;margin-bottom:12px;border-radius:14px}
  .gfd-panel h3{font-size:.95rem}
  .gfd-row{grid-template-columns:1fr 1fr;gap:8px}
  .gfd-btn{padding:11px 12px;font-size:.84rem;border-radius:12px;width:100%}
  .gfd-choices .gfd-btn{width:100%}
  .gfd-metric{padding:10px 8px}
  .gfd-metric b{font-size:1rem}
  .gfd-metric span{font-size:.68rem}
  .gfd-badge-item{padding:6px 10px;font-size:.72rem;border-radius:14px}
  .gfd-badges{gap:6px}
  .gfd-table{font-size:.78rem;min-width:380px}
  .gfd-table th,.gfd-table td{padding:8px 8px}
  .gfd-cert{padding:14px;font-size:.88rem}
  .gfd-log{max-height:180px;font-size:.8rem}
  .gfd-field textarea,.gfd-field input[type=number]{font-size:16px} /* prevent iOS zoom */
}
@media(max-width:420px){
  .gfd-row{grid-template-columns:1fr}
  .gfd-metrics{gap:8px}
  .gfd-h1{font-size:1.18rem}
}