/* ==========================================================================
   Lilith — foglio unico
   Nero d'ossa, oro vecchio, un solo rosso. Nessun colore inventato.
   ========================================================================== */

@font-face {
  font-family: 'Cinzel';
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
  src: url(/static/fonts/Cinzel-latin-normal-400_900.woff2) format('woff2');
}
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url(/static/fonts/Cormorant-latin-normal-300_700.woff2) format('woff2');
}
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: italic;
  font-weight: 300 700;
  font-display: swap;
  src: url(/static/fonts/Cormorant-latin-italic-300_700.woff2) format('woff2');
}
@font-face {
  font-family: 'Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/static/fonts/PlexMono-latin-normal-400.woff2) format('woff2');
}

:root {
  --void: #08060a;
  --void-2: #0d0a10;
  --void-3: #131017;
  --ink: #ece3d2;
  --ink-2: #b3a58c;
  --ink-3: #8c8172;
  --gold: #c8a24a;
  --gold-2: #e9d49a;
  --blood: #8c1f2a;
  --line: rgba(200, 162, 74, 0.18);
  --line-2: rgba(200, 162, 74, 0.32);
  --serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --display: 'Cinzel', 'Cormorant Garamond', Georgia, serif;
  --mono: 'Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --col: 46rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.75;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 40rem at 50% -10%, rgba(140, 31, 42, 0.10), transparent 70%),
    radial-gradient(40rem 30rem at 100% 110%, rgba(200, 162, 74, 0.06), transparent 70%),
    var(--void);
  pointer-events: none;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--gold-2); text-underline-offset: 3px; text-decoration-thickness: 1px; text-decoration-color: rgba(200, 162, 74, 0.4); }
a:hover { color: #fff3d2; text-decoration-color: var(--gold); }

::selection { background: rgba(140, 31, 42, 0.55); color: #fff; }

.salta {
  position: absolute; left: -9999px; top: 0;
  background: var(--gold); color: #000; padding: 10px 16px;
  font-family: var(--mono); font-size: 12px; z-index: 99;
}
.salta:focus { left: 12px; top: 12px; }

/* --------------------------------------------------------------- barra */

.barra {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 60;
  background: transparent;
}
.barra span {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--blood), var(--gold));
}

/* -------------------------------------------------------------- testata */

.testata {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8, 6, 10, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.testata-in {
  max-width: 78rem; margin: 0 auto; padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.marchio {
  display: flex; align-items: center; gap: 11px;
  text-decoration: none; color: var(--ink);
}
.marchio-segno { color: var(--gold); display: flex; }
.marchio-testo { display: flex; flex-direction: column; line-height: 1.1; }
.marchio-nome {
  font-family: var(--display); font-size: 19px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gold-2);
}
.marchio-sotto {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-3); margin-top: 3px;
}

.nav ul {
  display: flex; flex-wrap: wrap; gap: 4px 18px;
  margin: 0; padding: 0; list-style: none;
}
.nav a {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-2); text-decoration: none;
  padding: 4px 0; border-bottom: 1px solid transparent;
}
.nav a:hover { color: var(--gold-2); border-bottom-color: var(--line-2); }
.nav a[aria-current='page'] { color: var(--gold); border-bottom-color: var(--gold); }

/* ---------------------------------------------------------------- apertura */

.apertura {
  position: relative;
  min-height: min(92vh, 900px);
  display: flex; align-items: center; justify-content: center;
  padding: 90px 24px 70px;
  background: #08060a url(/static/img/ai/home-hero.jpg) center 18% / cover no-repeat;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}
.apertura-velo {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 50% 45%, rgba(8, 6, 10, 0.10) 0%, rgba(8, 6, 10, 0.72) 62%, #08060a 100%),
    linear-gradient(to bottom, rgba(8, 6, 10, 0.85), rgba(8, 6, 10, 0.25) 40%, rgba(8, 6, 10, 0.95));
}
.apertura-in { max-width: 46rem; text-align: center; }
.apertura h1 { margin: 0.15em 0 0.1em; }
.apertura h1 span {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(4rem, 14vw, 10.5rem);
  line-height: 0.95; letter-spacing: 0.06em; text-transform: uppercase;
  background: linear-gradient(180deg, #f6e9c6 0%, #d8b767 48%, #8a6a2a 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 34px rgba(200, 162, 74, 0.18));
}
.apertura-motto {
  font-family: var(--serif); font-style: italic; font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  color: var(--ink); margin: 0.2em 0 1.1em;
}
.apertura-som {
  max-width: 34rem; margin: 0 auto 1.6em;
  color: var(--ink-2); font-size: 1.05rem; line-height: 1.6;
}
.apertura-invito a {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.24em;
  text-transform: uppercase; text-decoration: none; color: var(--gold-2);
  border: 1px solid var(--line-2); padding: 12px 20px; display: inline-block;
}
.apertura-invito a:hover { background: rgba(200, 162, 74, 0.08); border-color: var(--gold); }
.apertura-nota {
  position: absolute; bottom: 16px; left: 0; right: 0; text-align: center;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.2em;
  text-transform: uppercase; color: rgba(179, 165, 140, 0.5);
}

/* ---------------------------------------------------------------- occhiello */

.occhiello {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--gold); margin: 0 0 1.1rem;
}
.occhiello::before { content: "✦"; margin-right: 10px; color: var(--blood); }

/* ---------------------------------------------------------------- articolo */

.articolo { padding: 72px 0 0; }
.articolo-testa {
  max-width: var(--col); margin: 0 auto; padding: 0 24px 44px;
  border-bottom: 1px solid var(--line);
}
.articolo-testa h1 {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(2.3rem, 6vw, 3.9rem); line-height: 1.06;
  letter-spacing: 0.01em; margin: 0 0 0.5em; color: #f4ead6;
}
.sommario {
  font-size: 1.22rem; line-height: 1.6; color: var(--ink-2);
  font-style: italic; margin: 0 0 1.5em;
}
.strati { display: flex; flex-wrap: wrap; gap: 8px; }
.strato {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-3);
  border: 1px solid var(--line); padding: 5px 9px; background: rgba(200, 162, 74, 0.03);
}

.corpo {
  max-width: var(--col); margin: 0 auto; padding: 44px 24px 30px;
}
.corpo--home { padding-top: 72px; }

.corpo p { margin: 0 0 1.15em; }
.corpo > p:first-of-type::first-letter {
  float: left; font-family: var(--display); font-size: 3.6em; line-height: 0.82;
  padding: 0.06em 0.12em 0 0; color: var(--gold);
}
.corpo p strong { color: #f7efdd; font-weight: 600; }
.corpo em { color: #e8dcc2; }
.corpo code {
  font-family: var(--mono); font-size: 0.8em; color: var(--gold-2);
  background: rgba(200, 162, 74, 0.08); padding: 2px 6px; border-radius: 2px;
}

.corpo h2 {
  counter-increment: h2;
  font-family: var(--display); font-weight: 500; font-size: clamp(1.5rem, 3.2vw, 2rem);
  line-height: 1.2; letter-spacing: 0.02em; color: var(--gold-2);
  margin: 3.2rem 0 1.1rem; padding-top: 1.6rem;
  border-top: 1px solid var(--line);
  position: relative;
}
.corpo h2::before {
  content: counter(h2, upper-roman);
  position: absolute; top: 1.35rem; right: 0;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em;
  color: rgba(200, 162, 74, 0.45);
}
.corpo { counter-reset: h2; }
.corpo h3 {
  font-family: var(--display); font-weight: 500; font-size: 1.22rem;
  color: #e8dcc2; margin: 2.2rem 0 0.7rem; letter-spacing: 0.03em;
}
.corpo h2 + h3 { margin-top: 1rem; }

.corpo ul, .corpo ol { margin: 0 0 1.3em; padding-left: 1.3em; }
.corpo li { margin-bottom: 0.45em; }
.corpo li::marker { color: var(--gold); }

blockquote {
  margin: 2.4rem 0; padding: 0.2rem 0 0.2rem 1.6rem;
  border-left: 1px solid var(--gold);
  font-style: italic; font-size: 1.42rem; line-height: 1.5; color: #f0e5cf;
}
blockquote p { margin: 0; }
blockquote p::before { content: "“"; color: var(--blood); font-size: 1.6em; line-height: 0; vertical-align: -0.25em; margin-right: 2px; }

.tabella { overflow-x: auto; margin: 2rem 0 2.2rem; border-top: 1px solid var(--line-2); }
.tabella table { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
.tabella th {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold); text-align: left;
  padding: 12px 14px 12px 0; border-bottom: 1px solid var(--line-2); white-space: nowrap;
}
.tabella td {
  padding: 11px 14px 11px 0; border-bottom: 1px solid var(--line);
  color: var(--ink-2); vertical-align: top;
}
.tabella td:first-child { color: var(--ink); }

.divisore { display: flex; justify-content: center; margin: 3.4rem 0; color: var(--gold); opacity: 0.6; }

/* ---------------------------------------------------------------- figure */

.figura {
  margin: 2.6rem 0;
  position: relative;
}
.figura img {
  width: 100%;
  border: 1px solid rgba(200, 162, 74, 0.16);
  background: var(--void-2);
  filter: saturate(0.94);
}
.figura figcaption {
  display: flex; gap: 10px; align-items: baseline;
  margin-top: 12px;
  font-size: 0.9rem; line-height: 1.5; color: var(--ink-3);
  font-style: italic;
  padding-left: 12px; border-left: 1px solid var(--line-2);
}
.fig-num {
  font-family: var(--mono); font-style: normal; font-size: 9.5px;
  letter-spacing: 0.18em; color: var(--gold); white-space: nowrap;
}

.figura--larga {
  width: min(1100px, calc(100vw - 44px));
  margin-left: 50%;
  transform: translateX(-50%);
}
.figura--destra, .figura--sinistra {
  width: 44%;
  clear: both;
}
.figura--destra { float: right; margin: 0.5rem 0 1.6rem 2rem; }
.figura--sinistra { float: left; margin: 0.5rem 2rem 1.6rem 0; }
.figura--destra figcaption, .figura--sinistra figcaption { font-size: 0.82rem; }

.figura--sigillo {
  width: 240px; margin: 3rem auto;
  text-align: center;
}
.figura--sigillo img {
  border: 0; background: transparent;
  filter: drop-shadow(0 0 26px rgba(200, 162, 74, 0.14));
  margin: 0 auto;
}
.figura--sigillo figcaption {
  display: block; text-align: left; font-size: 0.83rem;
  border-left: 0; padding-left: 0; margin-top: 14px;
  color: var(--ink-3);
}

.galleria {
  width: min(920px, calc(100vw - 44px));
  margin-left: 50%; transform: translateX(-50%);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 34px 26px;
  margin-top: 2.6rem; margin-bottom: 2.6rem;
  clear: both;
}
.galleria .figura--sigillo { width: 100%; margin: 0; }
.galleria .figura--sigillo figcaption { font-size: 0.78rem; line-height: 1.45; text-align: center; }
.galleria .figura--sigillo img { max-width: 190px; margin: 0 auto; }

/* ---------------------------------------------------------------- atlante */

.atlante {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(to bottom, rgba(140, 31, 42, 0.04), transparent 60%);
  padding: 76px 24px 84px;
}
.atlante-tit {
  font-family: var(--display); font-weight: 500; text-align: center;
  font-size: clamp(1.6rem, 4vw, 2.4rem); letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--gold-2); margin: 0 0 0.5em;
  counter-increment: none;
}
.atlante-nota {
  max-width: 34rem; margin: 0 auto 3rem; text-align: center;
  color: var(--ink-3); font-style: italic; font-size: 1rem;
}
.schede {
  max-width: 74rem; margin: 0 auto; padding: 0; list-style: none;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px; background: var(--line); border: 1px solid var(--line);
  counter-reset: scheda;
}
.schede li { background: var(--void); }
.scheda {
  display: grid; grid-template-columns: 74px 1fr; gap: 4px 16px;
  padding: 26px 22px; text-decoration: none; color: inherit;
  transition: background 0.25s ease;
  height: 100%;
}
.scheda:hover { background: rgba(200, 162, 74, 0.04); }
.scheda-sigillo { grid-row: span 3; width: 74px; opacity: 0.85; transition: opacity 0.3s, transform 0.6s; }
.scheda:hover .scheda-sigillo { opacity: 1; transform: rotate(9deg); }
.scheda-epoca {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em;
  text-transform: uppercase; color: #c25a63;
}
.scheda-tit {
  font-family: var(--display); font-size: 1.15rem; line-height: 1.25;
  color: var(--gold-2); letter-spacing: 0.02em;
}
.scheda-som { font-size: 0.88rem; line-height: 1.45; color: var(--ink-3); }

/* ---------------------------------------------------------------- passi */

.passi {
  max-width: var(--col); margin: 1rem auto 0; padding: 34px 24px 80px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  border-top: 1px solid var(--line);
}
.passo { text-decoration: none; display: flex; flex-direction: column; gap: 5px; }
.passo--succ { text-align: right; align-items: flex-end; }
.passo-eti {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--ink-3);
}
.passo-tit { font-family: var(--display); font-size: 1.05rem; color: var(--gold-2); }
.passo:hover .passo-tit { color: #fff3d2; }

/* ---------------------------------------------------------------- piede */

.piede {
  border-top: 1px solid var(--line-2);
  background: linear-gradient(to bottom, #0b080d, #08060a);
  padding: 72px 24px 40px;
  text-align: center;
}
.piede-dedica { max-width: 30rem; margin: 0 auto 4.5rem; }
.piede-sigillo { color: var(--gold); margin: 0 auto 22px; display: block; }
.piede-dice {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--gold); margin: 0 0 0.9em;
}
.piede-nota { font-style: italic; color: var(--ink-3); font-size: 1rem; line-height: 1.6; margin: 0; }

.altrove { max-width: 64rem; margin: 0 auto 4rem; }
.altrove h2 {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--ink-3); margin: 0 0 1.6rem;
  font-weight: 400;
}
.altrove ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px; background: var(--line); border: 1px solid var(--line);
}
.altrove li { background: var(--void); }
.altrove a {
  display: flex; flex-direction: column; gap: 6px; padding: 20px 22px;
  text-decoration: none; height: 100%;
}
.altrove a:hover { background: rgba(200, 162, 74, 0.04); }
.altrove-nome {
  font-family: var(--display); font-size: 1rem; letter-spacing: 0.2em;
  color: var(--gold-2);
}
.altrove-desc { font-size: 0.86rem; line-height: 1.45; color: var(--ink-3); }

.piede-basso {
  max-width: 64rem; margin: 0 auto; padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 10px 24px;
  justify-content: space-between; align-items: baseline;
}
.piede-legge, .piede-credito {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-3); margin: 0; line-height: 1.8;
}
.piede-legge { color: var(--gold); opacity: 0.75; }

/* ---------------------------------------------------------------- 404 */

.articolo--404 { min-height: 62vh; }

/* ---------------------------------------------------------------- reveal */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
/* le figure a tutta larghezza sono centrate con una traslazione: il reveal non deve cancellarla */
.figura--larga.reveal { transform: translateX(-50%) translateY(18px); }
.figura--larga.reveal.is-visible { transform: translateX(-50%); }

/* ---------------------------------------------------------------- mobile */

@media (max-width: 900px) {
  .figura--larga { width: calc(100vw - 32px); }
  .testata-in { padding: 10px 16px; gap: 12px; flex-wrap: wrap; }
  .nav ul { gap: 2px 14px; }
  .marchio-sotto { display: none; }
}

@media (max-width: 560px) {
  .galleria { grid-template-columns: repeat(2, 1fr); gap: 26px 14px; }
  .galleria .figura--sigillo figcaption { font-size: 0.72rem; }
}

@media (max-width: 720px) {
  body { font-size: 18px; }
  .corpo { padding: 34px 18px 20px; }
  .articolo-testa { padding: 0 18px 34px; }
  .articolo { padding-top: 46px; }
  .figura--destra, .figura--sinistra { float: none; width: 100%; margin: 2rem 0; }
  .figura--destra figcaption, .figura--sinistra figcaption { font-size: 0.86rem; }
  .corpo > p:first-of-type::first-letter { font-size: 3em; }
  .apertura { min-height: 88vh; padding: 70px 18px 60px; }
  .apertura-nota { display: none; }
  .schede { grid-template-columns: 1fr; }
  .passi { grid-template-columns: 1fr; }
  .passo--succ { text-align: left; align-items: flex-start; }
  .piede { padding: 52px 18px 32px; }
  .piede-basso { flex-direction: column; }
  blockquote { font-size: 1.2rem; padding-left: 1.1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scheda-sigillo, .scheda { transition: none; }
}