/* Capa común de los prototipos. Se apoya en base.css (copia de styles.css del sitio). */
:root{--match:#587344;--diff:#aa6845;--warn-bg:#fff4d6;--warn-ink:#6b4b00}
.proto-hero{padding:clamp(2rem,5vw,3.6rem) 0 1.4rem}
.proto-hero h1{font-family:var(--serif);font-weight:700;letter-spacing:-.06em;font-size:clamp(2.6rem,6vw,4.6rem);line-height:1;margin:.9rem 0 .8rem}
.proto-hero h1 em{color:var(--violet);font-weight:400}
.panel{border:1px solid var(--line);background:var(--white);border-radius:13px;box-shadow:var(--shadow);padding:clamp(1rem,3vw,1.6rem)}
.panel+.panel{margin-top:1rem}
.panel h2,.panel h3{font-family:var(--serif);letter-spacing:-.035em;line-height:1.12}
.panel h2{font-size:clamp(1.6rem,3.4vw,2.2rem);margin-bottom:.5rem}
.panel h3{font-size:1.3rem;margin-bottom:.4rem}
.muted{color:var(--muted)}
.small{font-size:.84rem}
.notice{display:flex;gap:.6rem;align-items:flex-start;background:var(--warn-bg);color:var(--warn-ink);border:1px solid #ecd9a3;border-radius:10px;padding:.7rem .85rem;font-size:.86rem;line-height:1.4}
.notice strong{font-family:var(--mono);letter-spacing:.06em;font-size:.75rem}
.notice.info{background:var(--lilac);color:var(--violet);border-color:#ddd0e8}
.chip{display:inline-flex;align-items:center;gap:.35rem;font-size:.72rem;font-weight:760;border-radius:5px;padding:.2rem .45rem;background:#eee9f0;color:#51465a}
.stack{display:grid;gap:1rem}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.back-link{display:inline-flex;align-items:center;gap:.4rem;color:var(--violet);font-weight:700;font-size:.85rem;text-decoration:none;min-height:44px}
.back-link:hover{text-decoration:underline}
.cand-tag{display:inline-grid;place-items:center;min-width:2.2rem;height:2.2rem;padding:0 .3rem;border-radius:8px;background:var(--cand);color:#fff;font-size:.72rem;font-weight:820;flex:none}
.proto-footer{border-top:1px solid var(--line);margin-top:2.5rem}
@media(max-width:720px){.grid-2,.grid-3{grid-template-columns:1fr}}
.panel h2 .small{font:500 .85rem var(--sans);letter-spacing:0}