:root{--hp-ink:#1c1915;--hp-paper:#f6f1e7;--hp-card:#fffdf8;--hp-line:#e4d8c4;--hp-line-strong:#c8b89a;--hp-accent:#8a4b08;--hp-muted:#5c5348;--hp-ok:#e7f6ea;--hp-ok-line:#b7dfc0;--hp-try:#fff1e4;--hp-try-line:#f0c9a0;--hp-font:"Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;--hp-font-code:ui-monospace, "Cascadia Code", monospace;--hp-radius:1rem;--hp-backdrop:#1c191566;--hp-shell:40rem;--hp-shell-wide:46rem;--hp-text-question:1.45rem;--hp-text-body:1.15rem;--hp-text-choice:1.05rem;--hp-text-small:.9rem;--hp-pair-0:#efe7ff;--hp-pair-1:#dff6fb;--hp-pair-2:#ffe8d6;--hp-pair-3:#fde2ee;--hp-pair-4:#e3f8ea;--hp-pair-5:#fff3cc;--hp-pair-ink:#1c1915;--hp-selected:#ffd54f;--hp-bar:#8a4b08;--hp-bar-empty:#fffdf8;--hp-line-mark:#8a4b08;--hp-on-accent:#fffdf8;--hp-stone:2.4px;--hp-locked:#c8b89a;--hp-ready:#8a4b08;--hp-learning:#2f6f4e;--hp-review:#8a5a00;--hp-mastered:#1f4b99;--hp-trail:#c8b89a;--hp-current:#ffd54f;color:var(--hp-ink);background:var(--hp-paper);font-family:var(--hp-font);font-size:20px;line-height:1.4}*{box-sizing:border-box}body{margin:0}.shell{max-width:var(--hp-shell);margin:0 auto;padding:1.5rem 1.25rem 3rem}.top h1{margin:.1rem 0;font-size:2rem}.mark{letter-spacing:.08em;color:var(--hp-accent);margin:0;font-size:.8rem}.meta{color:var(--hp-muted);margin:.25rem 0 1rem}.card,.banner,.hint{background:var(--hp-card);border:1px solid var(--hp-line);border-radius:var(--hp-radius);padding:1rem 1.1rem}.card h2{font-size:var(--hp-text-question);margin:.2rem 0 1rem}.story{color:var(--hp-muted);margin:0}dialog{border:1px solid var(--hp-line);border-radius:var(--hp-radius);background:var(--hp-card);color:inherit;max-width:24rem}dialog::backdrop{background:var(--hp-backdrop)}.banner{margin:0 0 .75rem}.banner.ok{background:var(--hp-ok);border-color:var(--hp-ok-line)}.banner.try,.banner.error{background:var(--hp-try);border-color:var(--hp-try-line)}.hint{margin:0 0 .75rem}form,.choices{gap:.6rem;margin-top:1rem;display:grid}label{font-size:.9rem}input{font:inherit;border:1px solid var(--hp-line-strong);background:var(--hp-on-accent);border-radius:.7rem;width:100%;padding:.7rem .8rem}input.secret{font-family:var(--hp-font-code);font-size:.85rem}button{font:inherit;background:var(--hp-accent);color:var(--hp-on-accent);cursor:pointer;border:0;border-radius:.8rem;padding:.75rem 1rem}button:disabled{opacity:.55;cursor:wait}button.quiet{color:var(--hp-accent);border:1px solid var(--hp-line);background:0 0;margin-top:.8rem}.dots{letter-spacing:.35rem;margin:.5rem 0 0;font-size:2rem}.pad{grid-template-columns:repeat(3,minmax(4.5rem,1fr));gap:.6rem;max-width:18rem;margin-top:1rem;display:grid}.pad button{padding:.9rem;font-size:1.6rem}.people{gap:.75rem;margin:1rem 0 0;padding:0;list-style:none;display:grid}.people h2{font-size:1.25rem}.check{align-items:center;gap:.5rem;display:flex}.check input{width:1.15rem;height:1.15rem;padding:0}.search-results{gap:.35rem;margin:.4rem 0 0;padding:0;list-style:none;display:grid}.search-results button{background:var(--hp-on-accent);color:var(--hp-ink);border:1px solid var(--hp-line-strong);text-align:left}.shelf ul{gap:.5rem;margin:.75rem 0 0;padding:0;list-style:none;display:grid}@media (width>=700px){.shell{max-width:var(--hp-shell-wide)}}a.action{text-align:center;background:var(--hp-accent);color:var(--hp-on-accent);border-radius:.8rem;padding:.75rem 1rem;text-decoration:none;display:block}.pin-set,form.child-add{--pin-ink:#2b323b;--pin-muted:#6a6f7a;--pin-line:#878b94;--pin-sage:#45a081;--pin-sage-deep:#357b63;--pin-tint:#45a0811a;--pin-page:#f5f3ee;--pin-card:#fff;--pin-link:#2d7c5e;--pin-disabled:#737985;--pin-disabled-bg:#f9f8f5;color:var(--pin-ink);font-family:Segoe UI,system-ui,sans-serif;font-size:16px;line-height:24px}.pin-set{background:var(--pin-page);justify-content:center;min-height:100vh;display:flex}.pin-set-column{flex-direction:column;width:min(100%,390px);min-height:100vh;padding:8px 0 24px;display:flex}.pin-set-body,form.child-add{flex-direction:column;align-items:stretch;gap:14px;margin:0;padding:8px 24px 24px;display:flex}.pin-set h1,form.child-add h2{letter-spacing:-.3px;margin:0;font-size:26px;font-weight:700;line-height:32px}.pin-set button,form.child-add button{color:inherit;box-shadow:none;cursor:pointer;background:0 0;border:0;border-radius:16px;padding:0;font-family:inherit;font-size:16px;font-weight:600;line-height:24px}.pin-set button:disabled,form.child-add button:disabled{cursor:default}.pin-set button:focus-visible,form.child-add button:focus-visible,.pin-set input:focus-visible,form.child-add input:focus-visible{outline:3px solid var(--pin-sage);outline-offset:3px}.pin-set button.pin-back{min-height:40px;color:var(--pin-link);align-self:flex-start;align-items:center;gap:4px;margin:0 16px;padding:8px 0;font-weight:500;display:flex}.pin-back img{display:block}.pin-lead,.pin-note,.child-help{color:var(--pin-muted);margin:0;font-size:16px;font-weight:400;line-height:24px}.pin-note,.child-help{font-size:14px;line-height:20px}.pin-kinds{align-items:stretch;gap:12px;display:flex}.pin-set button.pin-kind{text-align:left;background:var(--pin-card);border:1px solid #7379851a;border-radius:16px;flex-direction:column;flex:1;align-items:flex-start;gap:6px;min-height:138px;padding:14px;display:flex}.pin-set button.pin-kind[aria-pressed=true]{background:var(--pin-tint);border:2px solid var(--pin-sage)}.pin-kind-title{font-weight:600;line-height:22px}.pin-kind-copy{color:var(--pin-muted);font-size:14px;font-weight:400;line-height:20px}.pin-row{flex-direction:column;gap:10px;margin:0;display:flex}.pin-row-label{font-weight:600;line-height:22px}.pin-slots{gap:8px;display:flex;position:relative}.pin-box,.pin-slot{box-sizing:border-box;border:1px solid var(--pin-line);background:var(--pin-card);border-radius:12px;justify-content:center;align-items:center;width:46px;height:56px;font-size:22px;font-weight:700;line-height:28px;display:flex}.pin-slot{width:56px;font-size:22px}.pin-box.filled,.pin-slot.filled{border:2px solid var(--pin-sage)}.pin-capture{color:#0000;caret-color:#0000;width:100%;height:100%;font:inherit;background:0 0;border:0;margin:0;padding:0;position:absolute;inset:0}.pin-pictures{flex-direction:column;gap:10px;display:flex}.pin-live{color:var(--pin-muted);margin:0;font-size:14px;line-height:20px}.pin-pics{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.pin-set button.pin-pic,form.child-add button.pin-pic{background:var(--pin-card);border:1px solid #7379851a;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:2px;min-height:72px;padding:8px;font-size:14px;font-weight:400;line-height:20px;display:flex}.pin-pic span:first-child{font-size:22px;line-height:28px}.pin-set button.pin-delete,form.child-add button.pin-delete{min-height:44px;color:var(--pin-link);text-underline-offset:3px;align-self:flex-start;padding:8px 0;font-weight:600;text-decoration:underline}.pin-set button.pin-save,form.child-add button.pin-save{background:var(--pin-sage-deep);color:#fff;border-radius:16px;justify-content:center;align-items:center;width:100%;min-height:56px;margin-top:4px;padding:16px 20px;font-weight:600;display:flex}.pin-set button.pin-save:disabled,form.child-add button.pin-save:disabled{background:var(--pin-disabled-bg);color:var(--pin-disabled);opacity:.6}.pin-alert{color:#8a3b16;margin:0;font-size:14px;line-height:20px}.pin-reveal{background:var(--pin-card);border-radius:16px;flex-direction:column;gap:8px;padding:16px;display:flex}.pin-reveal-mark{letter-spacing:.04em;margin:0;font-size:28px;font-weight:700;line-height:40px}.pin-reveal-caption{margin:0;font-size:16px;line-height:24px}.pin-notice{background:var(--pin-tint);border-radius:16px;margin:0;padding:12px 14px;font-size:14px;line-height:20px}form.child-add{max-width:24.375rem;padding:0}.child-field-label,.child-kicker{margin:0}.child-field-label{font-size:14px;font-weight:500;line-height:20px}.child-kicker{letter-spacing:1.5px;text-transform:uppercase;color:var(--pin-muted);font-size:14px;font-weight:600;line-height:20px}form.child-add input.child-field{border:1px solid var(--pin-line);background:var(--pin-disabled-bg);width:100%;min-height:48px;color:var(--pin-ink);font:inherit;border-radius:16px;padding:12px 16px}.child-chips{flex-wrap:wrap;gap:8px;display:flex}form.child-add button.child-chip{border:1px solid var(--pin-sage);background:var(--pin-tint);min-height:38px;color:var(--pin-ink);border-radius:999px;align-items:center;gap:4px;padding:8px 12px;font-size:14px;font-weight:400;line-height:20px;display:inline-flex}form.child-add button.child-chip[aria-pressed=true]{background:var(--pin-sage);border-color:var(--pin-sage);color:#1a1917;font-weight:600}form.child-add button.child-chip img{display:block}.child-row{background:var(--pin-card);border-bottom:1px solid #7379851a;align-items:center;gap:12px;min-height:44px;padding:12px 16px;display:flex}.child-row img{display:block}.child-row span{flex:1}form.child-add button.child-switch{background:#c5c9d0;border-radius:999px;flex:none;width:52px;height:32px;padding:0;position:relative}form.child-add button.child-switch.on{background:var(--pin-sage)}form.child-add button.child-switch span{background:#fff;border-radius:50%;width:28px;height:28px;position:absolute;top:2px;left:2px}form.child-add button.child-switch.on span{left:22px}.learn-chips{flex-wrap:wrap;gap:8px;display:flex}.learn button.learn-chip{border:3px solid var(--hpl-border-strong);background:var(--hpl-surface-card);min-width:45px;min-height:50px;color:var(--hpl-text-default);font-family:var(--hpl-font-body);border-radius:999px;padding:10px 14px;font-size:18px;font-weight:700;line-height:24px}.learn button.learn-chip[aria-pressed=true]{background:var(--hpl-action-primary)}