/* Don's Food Press - Kidney Health Guide (versione calda)
   Colori dei libri: petrolio scuro, corallo, verde lime, su fondo crema. Nessun font o script esterno. */
:root{
  --petrol:#0f3d4a;
  --petrol-deep:#0b2f3a;
  --coral:#ff6f61;
  --coral-soft:#ffe6df;
  --lime:#a4c93a;
  --cream:#fbf5ec;
  --cream-deep:#f3e8d6;
  --paper:#fffdf9;
  --ink:#2f2a26;
  --muted:#6b625a;
  --line:#ecdcc6;
  --maxw:740px;
}
*{box-sizing:border-box}
html{font-size:18px}
body{margin:0;background:var(--cream);color:var(--ink);
  font-family:Georgia,"Times New Roman",serif;line-height:1.7}
a{color:var(--petrol);text-decoration-color:var(--coral);text-underline-offset:3px;text-decoration-thickness:2px}
a:hover{color:#d9503f}
.sans{font-family:system-ui,Arial,sans-serif}

header.site{background:var(--paper);border-bottom:3px solid var(--coral)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.5rem}
header.site a{text-decoration:none}
header.site .brand{font-family:Georgia,serif;font-weight:700;font-size:1.25rem;color:var(--petrol)}
header.site .brand span{color:var(--coral)}
header.site nav a{font-family:system-ui,Arial,sans-serif;font-size:.85rem;margin-left:1.1rem;color:var(--petrol)}
header.site nav a:hover{color:#d9503f}

.wrap{max-width:var(--maxw);margin:0 auto;padding:1rem 1.25rem}
main.wrap{padding-top:1.8rem;padding-bottom:3rem}

h1,h2,h3{font-family:Georgia,"Times New Roman",serif;color:var(--petrol);line-height:1.25}
h1{font-size:2.1rem;margin:.3rem 0 1rem}
h2{font-size:1.45rem;margin-top:2.4rem}
.kicker{font-family:system-ui,Arial,sans-serif;font-size:.82rem;letter-spacing:.4px;
  color:#c9473a;font-weight:700}
.kicker::before{content:"";display:inline-block;width:.6rem;height:.6rem;border-radius:50%;
  background:var(--lime);margin-right:.5rem}
.meta{font-family:system-ui,Arial,sans-serif;font-size:.8rem;color:var(--muted)}
.lead{font-size:1.15rem}

figure.hero{margin:0 0 1.6rem;border-radius:18px;overflow:hidden;position:relative;
  aspect-ratio:16/9;background:linear-gradient(135deg,#ffd9cc 0%,#f6e7cf 55%,#dfe9b8 100%);
  border:1px solid var(--line)}
figure.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

.card{background:var(--paper);border:1px solid var(--line);border-left:6px solid var(--coral);
  border-radius:14px;padding:1.1rem 1.3rem;margin:1.2rem 0;box-shadow:0 1px 0 rgba(0,0,0,.03)}
.card h2,.card h3{margin:.2rem 0 .4rem;font-size:1.2rem}
.card p{margin:.3rem 0}

.notice{background:var(--cream-deep);border-radius:12px;padding:.9rem 1.15rem;
  font-family:system-ui,Arial,sans-serif;font-size:.85rem;color:#5a4f44;border:1px solid var(--line)}

.cta{background:var(--coral-soft);border:1px solid #f7c8bd;border-radius:18px;
  padding:1.5rem 1.6rem;margin:2.6rem 0 1rem}
.cta h2{margin:.1rem 0 .5rem;font-size:1.35rem}
.cta p{margin:.4rem 0}
.cta a.btn{display:inline-block;font-family:system-ui,Arial,sans-serif;font-weight:700;
  text-decoration:none;padding:.65rem 1.2rem;border-radius:999px;margin:.5rem .6rem .2rem 0;
  background:var(--coral);color:var(--petrol-deep)}
.cta a.btn.alt{background:transparent;color:var(--petrol);border:2px solid var(--petrol)}
.cta a.btn:hover{background:var(--petrol);color:#fff;border-color:var(--petrol)}

.sources{font-size:.85rem;color:var(--muted)}
.sources li{margin:.3rem 0}

footer.site{border-top:1px solid var(--line);margin-top:2rem;font-family:system-ui,Arial,sans-serif;
  font-size:.78rem;color:var(--muted)}
footer.site p{margin:.4rem 0}

.promo{background:var(--paper);border:1px solid var(--line);border-radius:18px;overflow:hidden;margin:1.6rem 0;box-shadow:0 2px 10px rgba(80,50,20,.06)}
.promo a.img{display:block;line-height:0}
.promo img{width:100%;height:auto;display:block}
.promo-body{padding:1.2rem 1.5rem 1.5rem}
.promo-body h2{margin:.1rem 0 .5rem;font-size:1.35rem}
.promo-body p{margin:.4rem 0}
a.btn{display:inline-block;font-family:system-ui,Arial,sans-serif;font-weight:700;text-decoration:none;padding:.65rem 1.2rem;border-radius:999px;margin:.5rem .6rem .2rem 0;background:var(--coral);color:var(--petrol-deep)}
a.btn.alt{background:transparent;color:var(--petrol);border:2px solid var(--petrol)}
a.btn:hover{background:var(--petrol);color:#fff;border-color:var(--petrol)}
.note{font-family:system-ui,Arial,sans-serif;font-size:.8rem;color:var(--muted)}
@media (max-width:520px){html{font-size:17px}h1{font-size:1.75rem}figure.hero{border-radius:14px}}

.warm{font-style:italic;color:#5a4f44;border-left:4px solid var(--lime);padding-left:1rem;margin:1.2rem 0}
.promo .books{position:relative;line-height:0}
.promo .books a.hot{position:absolute;display:block;border-radius:6px}
.promo .books a.hot:hover,.promo .books a.hot:focus{outline:3px solid var(--coral);outline-offset:-3px;background:rgba(255,111,97,.12)}
.buy-bar{margin:0;background:var(--coral);color:var(--petrol-deep);font-family:system-ui,Arial,sans-serif;font-weight:800;text-align:center;padding:.7rem 1rem;font-size:1rem;letter-spacing:.2px}
@media (max-width:520px){.buy-bar{font-size:.9rem}}

/* Solo schermi larghi (computer): foto e schede piu larghe, testo sempre nella colonna leggibile. Telefono e tablet invariati. */
@media (min-width:1000px){
  header.site .wrap,footer.site .wrap{max-width:960px}
  main.wrap{max-width:960px}
  main.wrap>*{max-width:740px;margin-left:auto;margin-right:auto}
  main.wrap>figure.hero{max-width:960px;aspect-ratio:2.1/1}
  main.wrap>.promo{max-width:820px}
}

/* Elenco articoli in home e "Related reading" */
.card h3 a{text-decoration:none;color:var(--petrol)}
.card h3 a:hover{color:#d9503f;text-decoration:underline}
.card .kicker{margin:0 0 .2rem}
ul.related{padding-left:1.2rem}
ul.related li{margin:.3rem 0}
article h2{margin-top:2rem}
article ol,article ul{padding-left:1.3rem}
article li{margin:.3rem 0}

/* Latest articles: photo banner + thumbnails */
figure.banner{margin:0 0 1rem;border-radius:18px;overflow:hidden;border:1px solid var(--line)}
figure.banner img{display:block;width:100%;height:auto}
.card.has-thumb{display:flex;gap:1rem;align-items:center}
.card.has-thumb .thumb{flex:0 0 96px;display:block}
.card.has-thumb .thumb img{display:block;width:96px;height:72px;object-fit:cover;border-radius:10px}
.card.has-thumb .ctext{flex:1;min-width:0}
@media (min-width:1000px){.card.has-thumb .thumb{flex-basis:150px}.card.has-thumb .thumb img{width:150px;height:112px}}
@media (min-width:1000px){figure.banner{max-width:740px;margin:0 auto 1.2rem}}

/* Search */
.sr{position:absolute;left:-9999px}
form.search{margin:0 0 1.4rem}
form.search input{width:100%;box-sizing:border-box;padding:.8rem 1rem;font:1rem system-ui,Arial,sans-serif;
  border:2px solid var(--line);border-radius:999px;background:var(--paper);color:inherit}
form.search input:focus{outline:none;border-color:var(--coral)}
.sr-list{list-style:none;margin:.6rem 0 0;padding:0;background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.sr-list li+li{border-top:1px solid var(--line)}
.sr-list a{display:block;padding:.75rem 1rem;text-decoration:none;color:var(--petrol)}
.sr-list a:hover{background:var(--cream-deep)}
.sr-list strong{display:block;font-family:Georgia,serif}
.sr-list span{display:block;font:.85rem system-ui,Arial,sans-serif;color:#5a4f44;margin-top:.15rem}
.sr-msg{font:.9rem system-ui,Arial,sans-serif;color:#5a4f44;margin:.6rem .4rem}