/* Sleep-hygiene pages: extends /style.css (dark night theme, Nunito). */
.sh-main{padding-top:4px}
.sh .crumb{font-size:.9rem;color:var(--muted);margin-bottom:6px}
.sh .hero h1{font-size:clamp(1.8rem,6vw,2.5rem)}
.sh .hl{color:var(--accent)}
.sh .block p,.sh .block li{line-height:1.55}
.sh .block p+p,.sh .block ul,.sh .block ol{margin-top:10px}
.sh .block ul,.sh .block ol{padding-left:1.2rem}
.sh .block li+li{margin-top:6px}
.sh a{text-decoration-color:rgba(169,156,255,.5);text-underline-offset:3px}
.sh a.btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.disc{margin:14px 0;padding:12px 14px;border:1px solid var(--line);border-left:4px solid var(--accent-2);border-radius:14px;background:var(--surface);color:var(--text);font-size:.92rem}
.evid{margin:12px 0;color:var(--muted);font-size:.95rem}
.small-note{color:var(--muted);font-size:.88rem;margin-top:10px}
.srcs{list-style:none;padding:0!important}.srcs li{margin-top:10px}.srcs small{color:var(--muted)}
.hlist{list-style:none;padding:0!important;display:grid;gap:10px}
.hcard{display:block;text-decoration:none;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.hcard b{display:block;font-size:1.1rem;font-weight:900}.hcard span{display:block;margin-top:4px;color:var(--text)}.hcard small{display:block;margin-top:6px;color:var(--muted)}
.hcard:hover{border-color:var(--accent)}
.nights{display:grid;grid-template-columns:repeat(auto-fit,minmax(92px,1fr));gap:8px;margin-top:12px}
.nights label{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px;min-height:44px;cursor:pointer}
.nights input{width:20px;height:20px;accent-color:var(--accent)}
.rt{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-top:10px}
.rt-now{min-height:2.8em;font-weight:700}
.rt-clock{font-size:clamp(3rem,16vw,4.6rem);font-weight:900;line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:var(--accent-2);margin:8px 0 14px!important}
.rt-btns{display:flex;gap:10px;flex-wrap:wrap}
.rt-list li{color:var(--muted)}.rt-list li.on{color:var(--text);font-weight:900}.rt-list li.done{text-decoration:line-through;opacity:.6}
.cf label{display:flex;align-items:center;gap:10px;font-weight:700}
.cf input{font:inherit;font-weight:900;color:var(--text);background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:8px 12px;min-height:44px}
.cf-out{margin-top:14px!important;font-size:1.05rem;line-height:1.7}.cf-out b{font-size:1.5rem;color:var(--accent-2);font-variant-numeric:tabular-nums}
.log{width:100%;border-collapse:collapse}.log th,.log td{padding:8px;border-bottom:1px solid var(--line);text-align:left}
.log select{font:inherit;color:var(--text);background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:6px 10px;min-height:40px}
.log input{width:22px;height:22px;accent-color:var(--accent)}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-top:8px}
.faq-item summary{cursor:pointer;font-weight:700}.faq-item p{margin-top:8px}