/* =========================================================================
   10GRADI — foglio di stile unico
   Sistema ricavato dai mockup: crema, petrolio scuro, arancio.
   Titoli con le grazie, testo con font di sistema, card bianche a bordo
   tenue, icone a tratto. Mobile-first: le media query allargano.
   ========================================================================= */

:root {
  --crema: #FAF7F2;
  --crema-2: #F3EDE4;
  --bianco: #FFFFFF;
  --scuro: #13232D;
  --scuro-2: #1D3340;
  --testo: #1B1B1B;
  --muted: #6E6A64;
  --bordo: #E9E3D9;
  --arancio: #E0662A;
  --arancio-scuro: #C4551F;
  --oro: #E8A33D;

  --raggio: 12px;
  --raggio-grande: 16px;
  --ombra: 0 1px 2px rgba(19, 35, 45, .05);
  --ombra-alta: 0 8px 24px rgba(19, 35, 45, .10);

  /* Georgia e' presente su Windows, macOS e Android: nessuna richiesta a
     server terzi, che contraddirebbe l'informativa privacy del sito. */
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--testo);
  background: var(--crema);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--serif); color: var(--testo); line-height: 1.2; margin: 0 0 .4em; font-weight: 600; }
h1 { font-size: 1.9rem; letter-spacing: -.01em; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.02rem; }

a { color: var(--testo); text-decoration: none; }
a:hover { color: var(--arancio); }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 620px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.empty { color: var(--muted); padding: 24px 0; }
.occhiello {
  font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; margin-bottom: 6px;
}

/* ---------- Header ------------------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--bianco); border-bottom: 1px solid var(--bordo);
}
.header-inner {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  padding-top: 12px; padding-bottom: 12px;
}

.logo { font-family: var(--serif); font-size: 1.5rem; font-weight: 700; color: var(--testo); }
.logo span { font-family: var(--sans); font-size: 1.05rem; font-weight: 600; letter-spacing: .14em; }

.header-search { display: flex; flex: 1 1 100%; order: 3; position: relative; }
.header-search input {
  width: 100%; padding: 10px 44px 10px 18px;
  border: 1px solid var(--bordo); border-radius: 999px;
  background: var(--crema); font-size: .93rem; color: var(--testo);
}
.header-search input:focus { outline: none; border-color: var(--arancio); background: var(--bianco); }
.header-search button {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border: 0; border-radius: 50%;
  background: transparent; color: var(--muted); cursor: pointer;
  display: grid; place-items: center;
}
.header-search button:hover { color: var(--arancio); }

.header-nav { margin-left: auto; display: flex; gap: 20px; align-items: center; font-size: .93rem; }
.nav-cta {
  background: var(--arancio); color: var(--bianco);
  padding: 9px 18px; border-radius: 999px; font-weight: 600;
}
.nav-cta:hover { background: var(--arancio-scuro); color: var(--bianco); }

@media (min-width: 820px) {
  .header-search { flex: 0 1 340px; order: 0; margin-left: 28px; }
}

/* ---------- Banner verifica email --------------------------------------- */

.banner-verifica { background: var(--crema-2); border-bottom: 1px solid var(--bordo); color: #7A4318; font-size: .9rem; }
.banner-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; justify-content: space-between; padding: 10px 20px; }
.banner-verifica button {
  border: 1px solid var(--arancio); background: transparent; color: var(--arancio);
  border-radius: 999px; padding: 6px 16px; cursor: pointer; font-weight: 600;
  font-size: .85rem; white-space: nowrap;
}
.banner-verifica button:hover { background: var(--arancio); color: var(--bianco); }
.banner-verifica ~ .flash-stack { top: 130px; }

/* ---------- Flash -------------------------------------------------------- */

.flash-stack {
  position: fixed; top: 80px; right: 20px; z-index: 200;
  display: flex; flex-direction: column; gap: 8px; max-width: 360px;
  transition: opacity .4s ease;
}
.flash-hidden { opacity: 0; pointer-events: none; }
.flash {
  padding: 12px 18px; border-radius: var(--raggio); color: var(--bianco);
  box-shadow: var(--ombra-alta); cursor: pointer; font-size: .92rem;
}
.flash-success { background: var(--scuro); }
.flash-error { background: #A8402A; }

/* ---------- Sezioni ------------------------------------------------------ */

.section { padding: 44px 0; }
.section-bianca { background: var(--bianco); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.link-more { color: var(--arancio); font-weight: 600; font-size: .9rem; white-space: nowrap; }

/* ---------- Hero --------------------------------------------------------- */

.hero { background: var(--crema-2); }
.hero-inner { display: grid; gap: 28px; padding: 48px 20px; align-items: center; }
.hero h1 { font-size: 2.1rem; line-height: 1.15; }
.hero h1 .accento { color: var(--arancio); display: block; }
.hero p { color: var(--muted); max-width: 40ch; margin: 14px 0 0; }
.hero-illustrazione svg { width: 100%; height: auto; }

@media (min-width: 880px) {
  .hero-inner { grid-template-columns: 1.05fr .95fr; padding: 64px 20px; }
  .hero h1 { font-size: 2.7rem; }
}

/* ---------- Griglia generi ---------------------------------------------- */

.genre-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.genre-card {
  background: var(--bianco); border: 1px solid var(--bordo);
  border-radius: var(--raggio); padding: 20px 12px; text-align: center;
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.genre-card:hover { border-color: var(--arancio); transform: translateY(-2px); box-shadow: var(--ombra-alta); }
.genre-card h3 { margin: 10px 0 0; font-family: var(--sans); font-size: .93rem; font-weight: 600; }
.genre-card p { font-size: .82rem; color: var(--muted); margin: 6px 0 0; }
.genre-icon { width: 30px; height: 30px; margin: 0 auto; color: var(--scuro); }
.genre-card:hover .genre-icon { color: var(--arancio); }
.genre-head { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
/* margin: 0 esplicito: il `margin: 0 auto` di .genre-icon, dentro un flex,
   spingerebbe il titolo a destra. */
.genre-head .genre-icon { width: 40px; height: 40px; flex: 0 0 40px; margin: 0; }

/* ---------- Elenco generi con sottogeneri -------------------------------- */

.lista-generi { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); margin-top: 26px; }
.scheda-genere { background: var(--bianco); border: 1px solid var(--bordo); border-radius: var(--raggio); padding: 20px; }
.scheda-genere-testa { display: flex; align-items: flex-start; gap: 14px; }
.scheda-genere-testa .genre-icon { width: 26px; height: 26px; flex: 0 0 26px; margin: 2px 0 0; }
.scheda-genere-testa strong { font-family: var(--serif); font-size: 1.15rem; display: block; }
.scheda-genere-testa em { font-style: normal; color: var(--muted); font-size: .88rem; }
.scheda-genere:hover { border-color: var(--arancio); }
.sottogeneri { list-style: none; margin: 14px 0 0; padding: 0 0 0 40px; }
.sottogeneri li { margin: 5px 0; }
.sottogeneri a { color: var(--muted); font-size: .92rem; }
.sottogeneri a:hover { color: var(--arancio); }
.chip-vuoto { opacity: .5; }
.chip b { color: var(--arancio); font-weight: 600; }

/* ---------- Card libro --------------------------------------------------- */

.book-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); }
.book-card { position: relative; }
.book-card:hover .cover { transform: translateY(-4px); box-shadow: var(--ombra-alta); }
.book-card h3 { font-family: var(--sans); font-size: .93rem; font-weight: 600; margin: 12px 0 2px; line-height: 1.35; }
.book-card .author { font-size: .84rem; color: var(--muted); margin: 0; }

.cover {
  width: 100%; aspect-ratio: 2 / 3; object-fit: cover;
  border-radius: 6px; background: var(--crema-2);
  box-shadow: var(--ombra); transition: transform .15s ease, box-shadow .15s ease;
}
.cover-placeholder { display: grid; place-items: center; color: var(--bordo); }
.cover-placeholder svg { width: 44%; height: auto; }
.cover-large { max-width: 220px; }
.cover-mini { width: 44px; aspect-ratio: 2/3; flex: 0 0 44px; }

.badge {
  position: absolute; top: -10px; left: -8px; z-index: 2;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--scuro); color: var(--bianco);
  display: grid; place-items: center; font-weight: 700; font-size: .88rem;
}

/* Voto in stile "10GRADI": numero grande arancio + etichetta sotto. */
.voto-inline { margin: 8px 0 0; }
.voto-numero { font-family: var(--serif); font-size: 1.35rem; font-weight: 700; color: var(--arancio); line-height: 1; }
.voto-etichetta { display: block; font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }
.voto-assente { font-size: .85rem; color: var(--muted); }

/* ---------- Scheda libro ------------------------------------------------- */

.book-detail { display: grid; gap: 26px; align-items: start; }
.book-detail-cover { max-width: 220px; }
.book-detail h1 { font-size: 1.7rem; margin-bottom: 4px; }
.autore-grande { font-size: 1.02rem; color: var(--muted); margin: 0 0 14px; }
.meta-riga { font-size: .88rem; color: var(--muted); margin: 12px 0 0; }

.chip-classifica { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; }
.chip {
  background: var(--crema-2); border: 1px solid var(--bordo); border-radius: 999px;
  padding: 4px 12px; font-size: .8rem; color: var(--scuro); font-weight: 600;
}
.chip-genere { background: var(--bianco); font-weight: 400; color: var(--muted); }
.chip-genere:hover { border-color: var(--arancio); color: var(--arancio); }

.riquadro-voto {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: var(--bianco); border: 1px solid var(--bordo);
  border-radius: var(--raggio); padding: 16px 20px; margin: 16px 0;
}
.riquadro-voto .grande { font-family: var(--serif); font-size: 2.4rem; font-weight: 700; color: var(--arancio); line-height: 1; }
.riquadro-voto .unita { font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.riquadro-voto .conteggio { margin-left: auto; font-size: .88rem; color: var(--muted); }
.stelle { color: var(--oro); letter-spacing: 1px; font-size: 1.05rem; }

.blocco-trama h2 { font-family: var(--sans); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.blocco-trama p { margin: 0; }

@media (min-width: 900px) {
  .book-detail { grid-template-columns: 220px 1fr; }
}

.panel {
  background: var(--bianco); border: 1px solid var(--bordo);
  border-radius: var(--raggio); padding: 24px; margin-top: 24px;
}
.panel h2 { font-size: 1.15rem; }
.panel h2 .count {
  background: var(--crema-2); border-radius: 999px; padding: 2px 10px;
  font-family: var(--sans); font-size: .8rem; color: var(--muted); vertical-align: middle;
}

/* ---------- Barre per dimensione ---------------------------------------- */

.rating-bar { display: grid; grid-template-columns: 118px 1fr 34px; align-items: center; gap: 12px; margin: 9px 0; font-size: .88rem; }
.rating-bar-label { color: var(--muted); }
.rating-bar-track { background: var(--bordo); border-radius: 999px; height: 6px; overflow: hidden; }
.rating-bar-fill { display: block; height: 100%; background: var(--scuro); border-radius: 999px; }
.rating-bar-value { text-align: right; font-weight: 600; color: var(--testo); }

/* ---------- Recensioni --------------------------------------------------- */

.review { border-top: 1px solid var(--bordo); padding: 18px 0; }
.review:first-of-type { border-top: 0; padding-top: 0; }
.review-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.review-user { font-weight: 600; }
.review-date { color: var(--muted); font-size: .84rem; }
.review-score {
  margin-left: auto; font-family: var(--serif); font-weight: 700;
  color: var(--arancio); font-size: 1.15rem;
}
.review-bars { margin: 12px 0; max-width: 440px; }
.review-comment { margin: 8px 0 0; }

/* ---------- Classifiche -------------------------------------------------- */

.rank-row { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-top: 1px solid var(--bordo); }
.rank-row:first-of-type { border-top: 0; }
.rank-row:hover .rank-title strong { color: var(--arancio); }
.rank-pos {
  width: 26px; flex: 0 0 26px; text-align: center;
  font-family: var(--serif); font-size: 1.2rem; font-weight: 700; color: var(--muted);
}
.rank-pos-1, .rank-pos-2, .rank-pos-3 { color: var(--arancio); }
.rank-title { display: flex; flex-direction: column; min-width: 0; }
.rank-title strong { font-weight: 600; }
.rank-title em { font-style: normal; color: var(--muted); font-size: .85rem; }
.rank-score { margin-left: auto; text-align: right; }
.rank-score b { font-family: var(--serif); color: var(--arancio); font-size: 1.25rem; }
.rank-score em { display: block; font-style: normal; color: var(--muted); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }

/* ---------- Form e bottoni ---------------------------------------------- */

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: .93rem; }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--bordo);
  border-radius: var(--raggio); font-family: var(--sans); font-size: 1rem;
  background: var(--bianco); color: var(--testo);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--arancio); }
.req { color: var(--arancio); font-weight: 400; font-size: .78rem; }

.btn {
  display: inline-block; padding: 14px 26px; border: 0; border-radius: var(--raggio);
  font-family: var(--sans); font-size: 1rem; font-weight: 600; cursor: pointer; text-align: center;
}
.btn-primary { background: var(--arancio); color: var(--bianco); }
.btn-primary:hover { background: var(--arancio-scuro); color: var(--bianco); }
.btn-scuro { background: var(--scuro); color: var(--bianco); }
.btn-scuro:hover { background: var(--scuro-2); color: var(--bianco); }
.btn-outline { background: var(--bianco); color: var(--testo); border: 1px solid var(--bordo); }
.btn-outline:hover { border-color: var(--arancio); color: var(--arancio); }
.btn-block { width: 100%; }
.azioni-libro { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }

.auth-form, .vote-form {
  background: var(--bianco); border: 1px solid var(--bordo);
  border-radius: var(--raggio-grande); padding: 26px;
}
.auth-alt { margin-top: 16px; color: var(--muted); font-size: .92rem; }
.search-page-form { display: flex; gap: 10px; margin: 18px 0 24px; }
.search-page-form input { flex: 1; padding: 13px 18px; border: 1px solid var(--bordo); border-radius: 999px; background: var(--bianco); }
.search-page-form button { padding: 13px 24px; border: 0; border-radius: 999px; background: var(--arancio); color: var(--bianco); font-weight: 600; cursor: pointer; }
.results-count { margin-bottom: 18px; }

/* ---------- Votazione ---------------------------------------------------- */

.vote-book { display: flex; gap: 16px; align-items: center; margin-bottom: 24px; }
.vote-book .cover { width: 64px; flex: 0 0 64px; }
.vote-book h2 { margin: 0; font-size: 1.1rem; }
.vote-intro { text-align: center; color: var(--muted); margin-bottom: 22px; }

.slider-riga { display: grid; grid-template-columns: 26px 108px 1fr 22px; align-items: center; gap: 12px; margin-bottom: 20px; }
.slider-riga .dim-icona { width: 22px; height: 22px; color: var(--scuro); }
.slider-riga label { font-size: .92rem; font-weight: 500; }
.slider-riga output { font-weight: 700; color: var(--testo); text-align: right; font-size: .92rem; }
.slider-riga input[type=range] {
  width: 100%; accent-color: var(--arancio); height: 4px;
}
@media (max-width: 520px) {
  .slider-riga { grid-template-columns: 22px 1fr 22px; }
  .slider-riga label { grid-column: 2 / 4; }
  .slider-riga input[type=range] { grid-column: 1 / 4; }
}

.vote-overall {
  background: var(--crema-2); border-radius: var(--raggio);
  padding: 20px; margin: 26px 0; text-align: center;
}
.vote-overall span { display: block; font-size: .84rem; color: var(--muted); margin-bottom: 6px; }
.vote-overall strong { font-family: var(--serif); font-size: 2.6rem; color: var(--arancio); line-height: 1; }
.vote-overall .su { font-family: var(--sans); font-size: 1.05rem; color: var(--muted); font-weight: 400; }

/* ---------- Profilo ------------------------------------------------------ */

.profile-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.stat-grid { display: grid; gap: 16px; margin: 24px 0; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.stat-box { background: var(--bianco); border: 1px solid var(--bordo); border-radius: var(--raggio); padding: 20px; text-align: center; }
.stat-box strong { display: block; font-family: var(--serif); font-size: 1.9rem; }
.stat-box span { color: var(--muted); font-size: .86rem; }

/* ---------- Fascia valori (footer chiaro) -------------------------------- */

.fascia-valori { background: var(--scuro); color: #C9D4DA; }
.fascia-inner { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); padding: 30px 20px; }
.valore { display: flex; align-items: center; gap: 14px; }
.valore svg { width: 30px; height: 30px; flex: 0 0 30px; color: var(--bianco); }
.valore p { margin: 0; font-size: .92rem; line-height: 1.4; }

.site-footer { background: var(--scuro); color: #9FB0B9; padding: 26px 0 34px; border-top: 1px solid rgba(255,255,255,.08); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; }
.site-footer strong { color: var(--bianco); font-family: var(--serif); font-size: 1.1rem; }
.site-footer p { margin: 6px 0 0; font-size: .88rem; max-width: 42ch; }
.site-footer a { color: #9FB0B9; display: block; font-size: .88rem; }
.site-footer a:hover { color: var(--arancio); }

/* ---------- Testi legali ------------------------------------------------- */

.testo-legale { max-width: 760px; }
.testo-legale h2 { margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--bordo); font-size: 1.2rem; }
.testo-legale h3 { margin-top: 20px; font-size: 1rem; }
.testo-legale ul { padding-left: 20px; }
.testo-legale li { margin-bottom: 6px; }
.testo-legale code { background: var(--crema-2); border: 1px solid var(--bordo); border-radius: 4px; padding: 1px 5px; font-size: .88em; }
.tabella-legale { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: .92rem; }
.tabella-legale th, .tabella-legale td { border: 1px solid var(--bordo); padding: 9px 11px; text-align: left; vertical-align: top; }
.tabella-legale th { background: var(--crema-2); }
.nota-privacy { margin-top: 16px; line-height: 1.5; }