/* Vigna Liponti. Token e regole: documenti/identita-visiva.md (tema Grafite).
   Mobile-first: le regole base valgono a 390 px; il desktop si aggiunge con min-width. */

:root {
  --bg: #2B2727; --surface: #353030; --text: #ECE6DE; --dim: #ABA39A; --line: #4A4242;
  /* Rosso Nascìddò = PANTONE 485 C dell'etichetta. --red-text per testo grande e grafica (3,5:1),
     --red solo come fondo dei pulsanti con testo bianco (5,2:1) */
  --red: #D41F17; --red-hover: #C11C15; --red-text: #E8342C; --marchio: #FFFFFF;
  --display: "Bodoni Moda", Georgia, serif; --body: "Spectral", Georgia, serif;
  --gutter: clamp(1.25rem, 6vw, 6rem); --section: clamp(4rem, 10vw, 8rem);
  --radius: 2px; /* un solo raggio per foto, pulsanti e campi */
  --header: 64px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 1rem); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 300 1.0625rem/1.75 var(--body); overflow-x: hidden; }
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .2em; }
:focus-visible { outline: 2px solid var(--red-text); outline-offset: 3px; }
h1, h2, h3, p, figure, blockquote { margin: 0; }
h2 { font: italic 400 clamp(2.1rem, 5vw, 3.7rem)/1.12 var(--display); padding-bottom: .1em; }
/* parole lunghe (russo, tedesco…): sillabazione nella lingua della pagina, a capo forzato solo come ultima risorsa */
h1, h2, h3 { hyphens: auto; overflow-wrap: break-word; }
h3 { font: 400 1.5rem/1.2 var(--display); }
.red { color: var(--red-text); }
.dim { color: var(--dim); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 30; background: var(--text); color: var(--bg); padding: .7rem 1rem; }
.skip:focus { top: 1rem; }
.wordmark { font-size: clamp(3rem, 12vw, 5.6rem); line-height: 1; color: var(--text); }
/* marchio registrato Nascìddò (vettoriale da etichetta): "ddò" sempre in rosso testo */
.marchio { display: block; height: 1em; width: auto; aspect-ratio: 256.79 / 57.83; max-width: 100%; }

/* pulsanti: altezza minima 44 px */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 1.6rem; border: 1px solid transparent; border-radius: var(--radius); font: 400 1.02rem var(--body); text-decoration: none; white-space: nowrap; cursor: pointer; transition: background-color .25s, border-color .25s, transform .15s; }
.btn:active { transform: translateY(1px); }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-hover); }
.btn-line { border-color: var(--line); color: var(--text); background: transparent; }
.btn-line:hover { border-color: var(--dim); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* intestazione */
.top { position: sticky; top: 0; z-index: 10; height: var(--header); display: flex; align-items: center; gap: .6rem; padding: 0 1rem; background: rgba(43,39,39,.88); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.top .brand { margin-right: auto; display: flex; align-items: center; min-height: 44px; }
.top .brand img { width: 42px; height: 42px; }
.top .nav { display: none; }
.top .cart { display: inline-flex; align-items: center; min-height: 44px; padding: 0 .5rem; text-decoration: none; color: var(--text); font-size: .98rem; }
.top .cart b { font-weight: 400; color: var(--red-text); margin-left: .3rem; }
.menu { position: static; }
.menu summary { list-style: none; display: inline-flex; align-items: center; min-height: 44px; padding: 0 .9rem; border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer; font-size: .98rem; }
.menu summary::-webkit-details-marker { display: none; }
.menu[open] summary { border-color: var(--dim); }
.menu nav { position: absolute; left: 0; right: 0; top: var(--header); background: var(--bg); border-bottom: 1px solid var(--line); padding: .5rem 1rem 1.25rem; display: grid; }
.menu nav a { display: block; padding: .9rem 0; border-bottom: 1px solid var(--line); text-decoration: none; font: italic 400 1.5rem var(--display); }
.menu nav a:last-child { border-bottom: 0; }
.top .btn { display: none; }

/* sezioni */
section, .section { padding: var(--section) var(--gutter); }
.surface { background: var(--surface); }
.rule { border-top: 1px solid var(--line); }
.measure { max-width: 36em; }
.stack > * + * { margin-top: 1rem; }
.lead { font-size: 1.15rem; }

/* apertura Terra */
.hero { position: relative; display: grid; align-items: end; min-height: calc(100svh - var(--header)); overflow: hidden; }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(43,39,39,.94) 18%, rgba(43,39,39,.35) 62%, rgba(43,39,39,.05) 100%); }
.hero .text { position: relative; z-index: 1; padding: 0 var(--gutter) clamp(2rem, 7vh, 6rem); max-width: 46rem; }
.hero h1 { font: 400 clamp(1.9rem, 6.5vw, 3rem)/1.15 var(--display); margin-top: clamp(1.2rem, 3vw, 1.7rem); }
.hero .sub { color: #D9D2C9; margin-top: .7rem; max-width: 30rem; }
.actions { display: flex; gap: .7rem; flex-wrap: wrap; margin-top: 1.5rem; }

/* intestazione delle pagine interne */
.page-head { padding: clamp(2.5rem, 8vw, 5rem) var(--gutter) clamp(2rem, 5vw, 3rem); }
.page-head h1 { font: italic 400 clamp(2.2rem, 9vw, 5rem)/1.08 var(--display); padding-bottom: .1em; }
.page-head p { margin-top: 1rem; max-width: 34em; color: var(--dim); font-size: 1.1rem; }
.page-photo img { width: 100%; height: min(62svh, 640px); object-fit: cover; }

/* il nome */
.nome { text-align: center; }
.nome .gloss { font: italic 400 clamp(1.25rem, 4vw, 1.7rem)/1.3 var(--display); color: var(--dim); }
.nome .big { font: italic 400 clamp(3rem, 13vw, 6.8rem)/1.05 var(--display); margin-top: .4rem; }
.nome p:last-child { max-width: 34em; margin: 1.6rem auto 0; color: var(--dim); }

/* due colonne testo e immagine */
.split { display: grid; gap: 2.5rem; align-items: center; }
.split img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius); }
.split h2 { margin-bottom: 1.4rem; }
blockquote { padding-left: 1.1rem; border-left: 2px solid var(--red-text); font-style: italic; }
blockquote cite { display: block; margin-top: .4rem; font-style: normal; font-size: .9rem; color: var(--dim); }

/* cronologia, come nel pieghevole */
.timeline ol { list-style: none; margin: 2.5rem calc(-1 * var(--gutter)) 0; padding: 0 var(--gutter) .5rem; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(9.5rem, 1fr); overflow-x: auto; scroll-snap-type: x mandatory; text-align: center; }
.timeline li { position: relative; padding: 2.4rem .6rem 0; font-size: .98rem; line-height: 1.5; color: var(--dim); scroll-snap-align: start; }
.timeline li::before { content: ""; position: absolute; top: 0; left: 50%; translate: -50% 0; width: 13px; height: 13px; border-radius: 50%; background: var(--red-text); z-index: 1; }
.timeline li::after { content: ""; position: absolute; top: 6px; left: 0; right: 0; height: 1px; background: var(--red-text); opacity: .6; }
.timeline li:first-child::after { left: 50%; }
.timeline li:last-child::after { right: 50%; }
.timeline time { display: block; font: 400 1.5rem/1 var(--display); color: var(--text); margin-bottom: .7rem; }

/* la vigna: griglia con tante celle quanti contenuti */
.bento { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 2rem; }
.bento img { width: 100%; height: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius); }
.bento .wide { grid-column: 1 / -1; aspect-ratio: 4/3; }
.bento .wide2 { grid-column: 1 / -1; aspect-ratio: 16/9; }
.facts { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; background: var(--surface); border-radius: var(--radius); padding: 1.2rem 1rem; }
.facts b { display: block; font: 400 1.45rem/1.1 var(--display); }
.facts span { color: var(--dim); font-size: .9rem; line-height: 1.4; display: block; margin-top: .3rem; }

/* acquisto */
.acquisto { margin-top: 1.5rem; }
.annate { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: .45rem; }
.annate legend { color: var(--dim); font-size: .95rem; margin-bottom: .6rem; padding: 0; }
.annate label { position: relative; cursor: pointer; }
.annate input { position: absolute; opacity: 0; }
.annate span { display: block; min-height: 48px; padding: .7rem .65rem; border: 1px solid var(--line); border-radius: var(--radius); font-size: 1rem; line-height: 1.35; }
.annate b { display: block; font: 400 1.45rem/1.1 var(--display); }
.annate em { display: block; font-size: .8rem; color: var(--dim); }
.annate input:checked + span { border-color: var(--red-text); box-shadow: inset 0 0 0 1px var(--red-text); }
.annate input:focus-visible + span { outline: 2px solid var(--red-text); outline-offset: 3px; }
.esaurite { margin-top: .6rem; color: var(--dim); font-size: .9rem; }
.compra { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.4rem; }
.qty { display: inline-flex; align-items: stretch; border: 1px solid var(--line); border-radius: var(--radius); }
.qty button { width: 48px; min-height: 48px; background: none; border: 0; color: var(--text); font-size: 1.3rem; cursor: pointer; }
.qty input { width: 3rem; background: none; border: 0; color: var(--text); text-align: center; font: inherit; -moz-appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.compra .btn { flex: 1 1 12rem; }
.sospesa { margin-top: 1.5rem; padding: 1.2rem 1.3rem; border: 1px solid var(--line); border-left: 3px solid var(--red-text); border-radius: var(--radius); max-width: 34em; }
.sospesa p + p { margin-top: .5rem; color: var(--dim); }
.esito { min-height: 1.6em; margin-top: .8rem; font-size: .98rem; }
.esito a { color: var(--text); }
.avviso { margin-top: .4rem; color: var(--dim); font-size: .88rem; }

/* scheda del vino */
.vino { display: grid; gap: 2.5rem; align-items: center; }
.vino > img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--radius); }
.vino .doc { color: var(--dim); margin-top: .4rem; }
.figures { display: flex; flex-wrap: wrap; gap: 1.2rem 2.5rem; margin-top: 1.8rem; }
.figures .premio b { font-style: italic; color: var(--red-text); }
.figures b { display: block; font: 400 2.6rem/1 var(--display); }
.figures span { color: var(--dim); font-size: .9rem; }
dl.dati { display: grid; grid-template-columns: max-content 1fr; gap: .45rem 1.4rem; margin: 1.6rem 0 0; font-size: 1rem; }
dl.dati dt { color: var(--dim); }
dl.dati dd { margin: 0; }

/* annate (pagina Nascìddò) */
.annata { display: grid; gap: 1.5rem; padding: clamp(2.5rem, 6vw, 4rem) 0; border-top: 1px solid var(--line); }
.annata:first-of-type { border-top: 0; }
.annata .anno { font: italic 400 clamp(3.4rem, 14vw, 6rem)/1 var(--display); }
.annata .prezzo { font: 400 1.4rem var(--display); }
.annata .stato { color: var(--dim); }
.premio-annata { margin-bottom: 1.4rem; max-width: 34em; }
.premio-annata b { font: italic 400 1.5rem var(--display); }

/* video */
.racconto { display: grid; gap: 2rem; align-items: center; }
.racconto video { width: 100%; aspect-ratio: 16/9; background: #1d1a1a; border-radius: var(--radius); }

/* famiglia */
.famiglia img { width: 100%; height: min(70svh, 760px); object-fit: cover; }
.famiglia p { padding: 1.4rem var(--gutter) 0; font: italic 400 clamp(1.25rem, 3.5vw, 1.7rem)/1.35 var(--display); max-width: calc(34em + 2 * var(--gutter)); }
.famiglia { padding-bottom: var(--section); }

/* testo lungo (storia, pagine legali) */
.prosa { max-width: 38em; }
.prosa h2 { font-size: clamp(1.9rem, 5vw, 2.8rem); margin: 3rem 0 1rem; }
.prosa h3 { margin: 2rem 0 .6rem; }
.prosa p + p, .prosa ul, .prosa ol, .prosa p + blockquote, .prosa blockquote + p { margin-top: 1rem; }
.prosa li + li { margin-top: .4rem; }
.prosa figure { margin: 2rem 0; }
.prosa figure img { width: 100%; border-radius: var(--radius); }
.prosa figcaption { margin-top: .5rem; color: var(--dim); font-size: .92rem; }
.fonti { font-size: .95rem; color: var(--dim); }

/* carrello */
.righe { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.riga { display: grid; grid-template-columns: 1fr auto; gap: .6rem 1rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
.riga h3 { font-size: 1.35rem; }
.riga .unit { color: var(--dim); font-size: .95rem; }
.riga .tot { text-align: right; font: 400 1.25rem var(--display); }
.riga .azioni { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.link-btn { background: none; border: 0; color: var(--dim); text-decoration: underline; font: inherit; font-size: .95rem; min-height: 44px; cursor: pointer; padding: 0; }
.totale { display: flex; justify-content: space-between; align-items: baseline; padding: 1.4rem 0 .4rem; font: 400 1.6rem var(--display); }
.conferme { margin: 1.6rem 0; display: grid; gap: .8rem; }
.check { display: grid; grid-template-columns: 28px 1fr; gap: .6rem; align-items: start; cursor: pointer; }
.check input { width: 22px; height: 22px; margin: .25rem 0 0; accent-color: var(--red); }
.paga .btn { width: 100%; }
.errore { margin-top: 1rem; padding: 1rem; border: 1px solid var(--red-text); border-radius: var(--radius); }
.vuoto { padding: 2rem 0; }

/* footer */
.footer { padding: 3.5rem var(--gutter) 3rem; border-top: 1px solid var(--line); color: var(--dim); font-size: .95rem; display: grid; gap: 2rem; }
.footer img { width: 84px; height: 84px; }
.footer strong { color: var(--text); font-weight: 400; }
.footer a { color: var(--text); display: inline-block; padding: .65rem 0; }
.footer .legali a { color: var(--dim); margin-right: 1.2rem; }

/* selettore lingua: bandierine (preferenza dell'utente) */
.lingue { position: relative; }
.lingue summary { list-style: none; display: inline-flex; align-items: center; gap: .45rem; min-height: 44px; padding: 0 .6rem; border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer; font-size: .9rem; }
.lingue summary::-webkit-details-marker { display: none; }
.lingue[open] summary { border-color: var(--dim); }
.lingue img { width: 24px; height: 16px; object-fit: cover; border-radius: 1px; box-shadow: 0 0 0 1px rgba(236,230,222,.18); flex: none; }
.lingue ul { position: absolute; right: 0; top: calc(100% + .4rem); z-index: 20; margin: 0; padding: .35rem; list-style: none; min-width: 12rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 10px 30px rgba(20,17,17,.45); }
.lingue a { display: flex; align-items: center; gap: .75rem; min-height: 44px; padding: 0 .7rem; text-decoration: none; color: var(--text); border-radius: var(--radius); }
.lingue a:hover { background: var(--bg); }
.lingue a[aria-current] { color: var(--red-text); }

/* scritture non latine: il latino resta Bodoni/Spectral, gli altri caratteri prendono il font della loro scrittura */
:lang(ru) { --display: "Bodoni Moda", "Playfair Display", Georgia, serif; --body: "Spectral", Georgia, serif; }
:lang(zh-Hans) { --display: "Bodoni Moda", "Noto Serif SC", "Songti SC", "SimSun", serif; --body: "Spectral", "Noto Serif SC", "Songti SC", "SimSun", serif; }
/* in cinese il corsivo non esiste: tutto in tondo, interlinea più ampia, peso leggibile */
:lang(zh-Hans) * { font-style: normal !important; }
:lang(zh-Hans) body { font-weight: 400; line-height: 1.85; }
:lang(zh-Hans) h1, :lang(zh-Hans) h2, :lang(zh-Hans) h3 { font-weight: 600; letter-spacing: .02em; }
:lang(zh-Hans) blockquote { font-style: normal; }
/* tedesco: parole composte lunghe, a capo con sillabazione */
:lang(de) p, :lang(de) li, :lang(de) dd, :lang(de) h1, :lang(de) h2, :lang(de) h3, :lang(de) .btn { hyphens: auto; overflow-wrap: break-word; }
:lang(de) .btn { white-space: normal; text-align: center; }

/* ===== da 700 px ===== */
@media (min-width: 700px) {
  body { font-size: 1.125rem; }
  .bento { grid-template-columns: 1.6fr 1fr 1fr; grid-template-rows: repeat(2, minmax(15rem, 1fr)); gap: 10px; }
  .bento img, .bento .wide, .bento .wide2 { aspect-ratio: auto; grid-column: auto; }
  .bento .tall { grid-row: span 2; }
  .facts { grid-column: auto; grid-template-columns: 1fr; align-content: center; padding: 1.6rem; }
  .riga { grid-template-columns: 1fr auto auto; align-items: center; }
  .riga .azioni { grid-column: auto; justify-content: flex-end; }
  .footer { grid-template-columns: auto 1fr 1fr; gap: 3rem; }
  .footer .legali { grid-column: 1 / -1; }
}

/* ===== da 960 px: desktop ===== */
@media (min-width: 960px) {
  :root { --header: 72px; }
  .top { padding: 0 var(--gutter); gap: clamp(1rem, 2.5vw, 2rem); }
  .top .brand img { width: 46px; height: 46px; }
  .top .nav { display: flex; gap: clamp(1rem, 2.5vw, 2rem); }
  .top .nav a { text-decoration: none; color: var(--dim); }
  .top .nav a:hover, .top .nav a[aria-current="page"] { color: var(--text); }
  .menu { display: none; }
  .top .btn { display: inline-flex; min-height: 44px; padding: 0 1.1rem; font-size: .95rem; }
  .hero::after { background: linear-gradient(90deg, rgba(43,39,39,.9) 0%, rgba(43,39,39,.55) 40%, rgba(43,39,39,0) 72%); }
  .hero .text { padding-bottom: clamp(3rem, 9vh, 6rem); }
  .hero h1 { font-size: clamp(2rem, 3.4vw, 3rem); }
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, .85fr); gap: clamp(3rem, 7vw, 7rem); }
  .split.reverse > :first-child { order: 2; }
  .vino { grid-template-columns: .9fr 1.1fr; gap: clamp(3rem, 6vw, 6rem); }
  .racconto { grid-template-columns: .7fr 1.3fr; gap: clamp(2rem, 5vw, 5rem); }
  .annata { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 5vw, 5rem); }
  .carrello { display: grid; grid-template-columns: 1.4fr 1fr; gap: 4rem; align-items: start; }
  .compra .btn { flex: 0 1 auto; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero .wordmark { animation: reveal 1.4s cubic-bezier(.2,.7,.2,1) both; }
  @keyframes reveal { from { opacity: 0; clip-path: inset(100% 0 0 0); } to { opacity: 1; clip-path: inset(0); } }
}