/* Musique-Guide — thème : fond blanc, accents violet & rose */
:root{--pu:#7c3aed;--pu-d:#5b21b6;--pu-s:#f5f3ff;--pk:#db2777;--pk-d:#9d174d;--pk-s:#fdf2f8;--ink:#111827;--mut:#6b7280;--bd:#e5e7eb;--bg:#ffffff;--soft:#faf8ff}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
.wrap{max-width:860px;margin:0 auto;padding:20px}
h1{font-size:2rem;line-height:1.25;margin-bottom:12px;font-weight:800;color:var(--pu-d)}
h2{font-size:1.35rem;margin:38px 0 12px;color:var(--pu-d);font-weight:700;border-bottom:2px solid var(--pk-s);padding-bottom:6px}
h3{font-size:1.05rem;margin:20px 0 8px;color:var(--ink)}
p{margin-bottom:14px}
ul,ol{margin:0 0 16px 24px}
li{margin-bottom:10px}
a{color:var(--pk-d)}
.meta{color:var(--mut);font-size:.85rem;margin-bottom:18px}
.card{background:var(--soft);border:1px solid var(--bd);border-left:4px solid var(--pu);border-radius:10px;padding:16px;margin:14px 0}
.card.pk{border-left-color:var(--pk)}
.card a{color:var(--pk-d);font-weight:600;text-decoration:none}
.card a:hover{text-decoration:underline}
.toc{background:var(--soft);border:1px solid var(--bd);border-radius:10px;padding:16px 20px;margin:20px 0}
.toc ul{list-style:none;margin:0}
.toc a{text-decoration:none}
.toc li{margin-bottom:6px;font-size:.92rem}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}
th,td{border:1px solid var(--bd);padding:9px;text-align:left;vertical-align:top}
th{background:linear-gradient(90deg,var(--pu),var(--pk));color:#fff;font-weight:600}
tr:nth-child(even) td{background:#fcfaff}
.linkgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;margin:14px 0}
.linkgrid a{display:block;background:var(--soft);border:1px solid var(--bd);border-radius:8px;padding:10px 12px;text-decoration:none;font-size:.88rem;font-weight:600;color:var(--ink)}
.linkgrid a:hover{border-color:var(--pk);color:var(--pk-d)}
.btn{display:inline-block;background:linear-gradient(90deg,var(--pu),var(--pk));color:#fff!important;text-decoration:none;padding:11px 20px;border-radius:8px;font-weight:700;margin:6px 8px 6px 0;border:none;cursor:pointer;font-size:.95rem}
.btn:hover{filter:brightness(1.12)}
.btn.pk{background:var(--pk)}
.promo{background:linear-gradient(135deg,var(--pu),var(--pk));color:#fff;border-radius:12px;padding:22px;margin:24px 0}
.promo h2,.promo a{color:#fff}
.promo a{font-weight:700}
/* calculateurs */
.calc{background:var(--soft);border:1px solid var(--bd);border-radius:12px;padding:20px;margin:18px 0}
.calc label{display:block;font-weight:600;font-size:.9rem;margin:14px 0 4px}
.calc input[type=number],.calc input[type=text],.calc select{width:100%;max-width:340px;padding:9px 12px;border:1.5px solid var(--bd);border-radius:8px;font-size:1rem;font-family:inherit;background:#fff}
.calc input:focus,.calc select:focus{outline:none;border-color:var(--pu)}
.calc .row{display:flex;gap:16px;flex-wrap:wrap}
.calc .row>div{flex:1;min-width:200px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.chips button{background:#fff;border:1.5px solid var(--bd);border-radius:8px;padding:7px 12px;font-weight:700;cursor:pointer;font-size:.9rem;font-family:inherit}
.chips button.on{background:linear-gradient(90deg,var(--pu),var(--pk));color:#fff;border-color:transparent}
.result{background:#fff;border:2px solid var(--pu);border-radius:12px;padding:18px;margin:18px 0;display:none}
.result.show{display:block}
.result .big{font-size:1.6rem;font-weight:800;color:var(--pu-d)}
.result .big.pk{color:var(--pk-d)}
.result table{margin-top:10px}
.result .warn{background:#fff7ed;border:1px solid #fdba74;color:#9a3412;border-radius:8px;padding:10px 14px;margin:12px 0;font-size:.9rem}
.diagram{background:#fff;border:1.5px solid var(--pu);border-radius:10px;padding:12px;margin:12px 0;overflow-x:auto}
.diagram pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.82rem;line-height:1.35;color:var(--ink)}
.badge{display:inline-block;background:var(--pu-s);color:var(--pu-d);font-weight:700;font-size:.75rem;padding:2px 10px;border-radius:20px;margin-left:6px;vertical-align:middle}
.badge.pk{background:var(--pk-s);color:var(--pk-d)}
.checklist li{cursor:pointer;padding:8px 6px;border-radius:8px}
.checklist li.done{text-decoration:line-through;color:var(--mut)}
.checklist input{margin-right:10px;accent-color:var(--pk)}
footer{text-align:center;color:var(--mut);font-size:.85rem;padding:24px 0 12px;border-top:1px solid var(--bd);margin-top:44px}
footer a{color:var(--pk-d)}
nav{background:linear-gradient(90deg,var(--pu),var(--pk));padding:12px 16px;display:flex;justify-content:center;gap:20px;flex-wrap:wrap}
nav a{color:#fff;text-decoration:none;font-weight:600;font-size:.92rem}
nav a:hover{text-decoration:underline}
@media(max-width:600px){h1{font-size:1.5rem}.wrap{padding:16px}}