/* Areola — archivio chiaro: carta calda, inchiostro, un solo rosa (quello del logo).
   Layout: colonna centrale stretta per i testi, griglia a 5 per l'archivio, codici numerici in mono. */
:root {
  --paper: #faf8f6;
  --paper-2: #f3efec;
  --ink: #1d1a19;
  --muted: #6f6663;
  --line: #e4dedb;
  --rose: #f6dbe8;
  --rose-ink: #b06d8c;

  --f-display: "Jost", "Futura", "Century Gothic", system-ui, sans-serif;
  --f-body: "Jost", "Futura", system-ui, sans-serif;
  --f-code: "DM Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --step-3: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);

  --gutter: clamp(16px, 4vw, 48px);
  --measure: 38rem;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 300 var(--step-0)/1.7 var(--f-body);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--rose-ink); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 300; line-height: 1.15; text-wrap: balance; margin: 0; }
p { margin: 0; }
.wrap { width: 100%; max-width: 72rem; margin-inline: auto; padding-inline: var(--gutter); }
.code { font-family: var(--f-code); font-size: .85rem; letter-spacing: .04em; color: var(--muted); }
.eyebrow { font-family: var(--f-code); font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--rose-ink); }

/* Header */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 1rem; }
.brand img { height: 42px; width: auto; }
@media (max-width: 720px) { .brand img { height: 36px; } }
.nav { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.25rem); list-style: none; margin: 0; padding: 0; font-size: 1.05rem; }
.nav a { text-decoration: none; padding-block: .25rem; border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav a:hover, .nav a[aria-current="page"] { border-color: var(--ink); }
.nav .cta { padding: .45rem 1.1rem; border: 1px solid var(--ink); border-radius: 999px; }
.nav .cta:hover, .nav .cta[aria-current="page"] { background: var(--ink); color: var(--paper); }
.nav .icon { display: inline-flex; }
.nav .icon svg { width: 22px; height: 22px; }
.nav-toggle { display: none; background: none; border: 0; padding: .4rem; cursor: pointer; color: var(--ink); }
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute; inset: 100% 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: .5rem var(--gutter) 1.25rem;
    font-size: 1.25rem;
  }
  .nav[hidden-mobile] { display: none; }
  .nav li a { display: block; padding-block: .8rem; border-bottom: 1px solid var(--line); }
  .nav .cta { margin-top: 1rem; text-align: center; border-radius: 999px; }
  .nav .socials { display: flex; gap: 1.5rem; padding-top: 1rem; }
  .nav .socials a { border: 0; }
}
@media (min-width: 721px) { .nav .socials { display: contents; } }

main { flex: 1; }

/* Home — hero */
/* Titolo home: una scala a quattro gradini (6 → 2.5 → 1.2 → 1.05rem) tutti allineati a sinistra */
.hero { --indent: 0rem; padding-block: clamp(3.5rem, 9vw, 7rem) clamp(2.5rem, 6vw, 4.5rem); display: grid; gap: clamp(1.75rem, 4vw, 3rem); }
.duo { display: grid; gap: clamp(1rem, 2.2vw, 1.75rem); }
.duo .big { font-size: clamp(2.75rem, 1.3rem + 6vw, 6rem); line-height: .98; letter-spacing: -.015em; max-width: 13ch; }
.duo .small { font-size: clamp(1.5rem, 1rem + 2vw, 2.5rem); line-height: 1.25; color: var(--ink); padding-left: var(--indent); }
.duo .small em { font-style: normal; background: linear-gradient(var(--rose), var(--rose)) no-repeat 0 88% / 100% 38%; }
@media (min-width: 900px) { .duo .small { white-space: nowrap; } }
.hero-text { margin-left: var(--indent); display: grid; gap: .75rem; max-width: 34rem; padding-top: clamp(1.25rem, 2.5vw, 1.75rem); border-top: 1px solid var(--line); }
.hero-text .lede { font-size: 1.2rem; line-height: 1.55; color: var(--ink); }
.hero-text .note { font-size: 1.05rem; line-height: 1.65; color: var(--muted); }

/* Home — archivio a tessere: tutte quadrate e uguali, 2 foto + 1 frase per riga */
.archive { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(.5rem, 1.2vw, 1rem); padding-block: clamp(1rem, 3vw, 2rem) clamp(4rem, 9vw, 7rem); }
.tile { position: relative; margin: 0; aspect-ratio: 1; max-width: 100%; overflow: hidden; border-radius: 2px; min-width: 0; }
.tile .code { position: absolute; left: clamp(.6rem, 1.5vw, 1rem); bottom: clamp(.5rem, 1.3vw, .9rem); }
figure.tile { background: var(--paper-2); }
.tile button { all: unset; cursor: zoom-in; display: block; width: 100%; height: 100%; }
.tile button:focus-visible { outline: 2px solid var(--rose-ink); outline-offset: -2px; }
.tile img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.tile button:hover img { transform: scale(1.04); }

.phrase { display: flex; align-items: center; padding: clamp(1rem, 3vw, 2.5rem); border: 1px solid var(--line); }
.phrase p { font-family: var(--f-display); font-size: clamp(1.05rem, .7rem + 1.4vw, 1.9rem); line-height: 1.3; text-wrap: balance; margin: 0; }
.phrase em { font-style: normal; background: linear-gradient(var(--rose), var(--rose)) no-repeat 0 88% / 100% 38%; transition: background-size 1.1s cubic-bezier(.2,.7,.2,1) .15s; }
.js-reveal .phrase:not(.in) em { background-size: 0% 38%; }
.empty-tile { border: 1px dashed var(--line); }

@media (max-width: 640px) {
  .archive { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .phrase { grid-column: 1 / -1; aspect-ratio: 2 / 1; padding: 1.25rem; }
  .phrase p { font-size: 1.35rem; }
}

.band { background: var(--paper-2); padding-block: clamp(2.5rem, 6vw, 4rem); }
.band .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.band p { font-size: var(--step-1); max-width: 30rem; }

.btn { display: inline-flex; align-items: center; gap: .6rem; padding: .85rem 1.6rem; border-radius: 999px; background: var(--ink); color: var(--paper); text-decoration: none; font: 400 1.05rem var(--f-body); border: 0; cursor: pointer; transition: background .2s; }
.btn:hover { background: #3a3331; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 50; background: rgba(250, 248, 246, .97); display: grid; grid-template-rows: auto 1fr auto; padding: max(16px, env(safe-area-inset-top, 0px)) var(--gutter) max(16px, env(safe-area-inset-bottom, 0px)); }
.lightbox[hidden] { display: none; }
.lightbox .bar { display: flex; justify-content: space-between; align-items: center; padding-block: .5rem; }
.lightbox .stage { display: grid; place-items: center; min-height: 0; }
.lightbox .stage img { max-height: 100%; max-width: min(100%, 80vh); object-fit: contain; }
.lightbox .controls { display: flex; justify-content: center; gap: 1rem; padding-block: .75rem; }
.icon-btn { background: none; border: 1px solid var(--line); border-radius: 999px; width: 48px; height: 48px; display: inline-grid; place-items: center; cursor: pointer; color: var(--ink); }
.icon-btn:hover { border-color: var(--ink); }
.icon-btn svg { width: 20px; height: 20px; }

/* Pagine di testo */
.page-head { padding-block: clamp(3rem, 8vw, 5.5rem) clamp(1.5rem, 4vw, 2.5rem); display: grid; gap: 1rem; }
.page-head h1 { font-size: var(--step-3); }
.page-head p:not(.eyebrow) { color: var(--muted); font-size: var(--step-1); max-width: 34rem; }

.prose { max-width: var(--measure); display: grid; gap: 1.25rem; }
.prose .lead { font-size: var(--step-1); line-height: 1.6; }
.prose h2 { font-size: var(--step-2); margin-top: 1.5rem; }
.prose h3 { font-size: var(--step-1); font-weight: 400; color: var(--rose-ink); }

.chapter { display: grid; grid-template-columns: minmax(0, 14rem) minmax(0, 1fr); gap: clamp(1.5rem, 5vw, 4rem); padding-block: clamp(2.5rem, 6vw, 4rem); border-top: 1px solid var(--line); }
.chapter > header { display: grid; gap: .5rem; align-content: start; }
.chapter > header h2 { font-size: var(--step-2); }
@media (max-width: 760px) { .chapter { grid-template-columns: minmax(0, 1fr); } }

.removes { list-style: none; padding: 0; margin: .5rem 0 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.removes li { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); gap: 1rem; padding-block: 1.1rem; border-bottom: 1px solid var(--line); }
.removes strong { font-weight: 400; display: block; }
.removes span { color: var(--muted); }

.signature { display: flex; align-items: center; gap: 1rem; margin-top: 1rem; }
.signature img { width: 56px; height: 56px; border-radius: 50%; }

/* Voci */
.voices { display: grid; gap: clamp(1rem, 2.5vw, 1.5rem); grid-template-columns: repeat(3, minmax(0, 1fr)); padding-bottom: clamp(3rem, 7vw, 5rem); }
.voice { margin: 0; background: var(--paper-2); border-radius: 4px; padding: clamp(1.5rem, 3vw, 2.25rem); display: grid; gap: 1.5rem; align-content: space-between; }
.voice blockquote { margin: 0; font-family: var(--f-display); font-size: var(--step-1); line-height: 1.5; }
.voice blockquote::before { content: "“"; display: block; font-size: 3.5rem; line-height: .6; color: var(--rose-ink); margin-bottom: .75rem; }
@media (max-width: 900px) { .voices { grid-template-columns: minmax(0, 1fr); } }

/* Partecipa */
.join { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: clamp(2rem, 6vw, 5rem); padding-bottom: clamp(3rem, 7vw, 5rem); }
@media (max-width: 860px) { .join { grid-template-columns: minmax(0, 1fr); } }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.steps li { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); gap: .75rem; }
.steps strong { font-weight: 400; display: block; }
.steps span { color: var(--muted); }

form { display: grid; gap: 1.25rem; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
@media (max-width: 560px) { .row { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: .4rem; }
label, legend { font-size: .95rem; font-weight: 400; }
input[type="text"], input[type="email"], input[type="tel"], textarea {
  font: 300 1.05rem var(--f-body); color: var(--ink); background: #fff;
  border: 1px solid var(--line); border-radius: 4px; padding: .8rem .9rem; width: 100%;
}
input:focus, textarea:focus { outline: none; border-color: var(--ink); }
textarea { min-height: 7rem; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: .6rem; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { display: inline-block; padding: .55rem 1.1rem; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-weight: 300; transition: all .15s; }
.chips input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chips input:focus-visible + span { outline: 2px solid var(--rose-ink); outline-offset: 2px; }
.check { display: grid; grid-template-columns: 1.25rem minmax(0, 1fr); gap: .75rem; align-items: start; font-weight: 300; color: var(--muted); font-size: .98rem; line-height: 1.55; }
.check input { width: 1.1rem; height: 1.1rem; margin-top: .2rem; accent-color: var(--ink); }
.check a { color: var(--ink); }
.form-note { font-size: .95rem; color: var(--muted); }
.form-status { padding: 1rem 1.2rem; border-radius: 4px; background: var(--rose); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding-block: 2.5rem; font-size: .92rem; color: var(--muted); }
.site-footer .wrap { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.5rem 3rem; align-items: start; }
.site-footer p + p { margin-top: .35rem; }
.site-footer .links { display: flex; gap: 1.25rem; flex-wrap: wrap; }
@media (max-width: 640px) { .site-footer .wrap { grid-template-columns: minmax(0, 1fr); } }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}