/* ============================================================
   Sentinel Game Academy
   Stile "manuale da campo" per i giochi + firma Sentinel (verde).
   Mobile-first. Tema scuro di default, chiaro opzionale.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@600;700;800&family=IBM+Plex+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Share+Tech+Mono&display=swap');

/* ---------- Token ---------- */
:root {
  --bg: #14181b;
  --surface: #1c2327;
  --surface-2: #232c31;
  --ink: #e9e5da;
  --muted: #9aa5a4;
  --line: #2c3539;
  --accent: #f2a71b;        /* ambra hazard — linguaggio "manuale" */
  --accent-ink: #14181b;
  --sentinel: #00ff41;      /* verde firma Sentinel */
  --sentinel-dim: #0a3d18;
  --green: #7fb06a;
  --danger: #e0564f;
  --blue: #6aa7c8;
  --shadow: 0 8px 24px rgba(0,0,0,.45);
  --radius: 10px;
  --header-h: 56px;
  --langbar-h: 42px;
  --font-display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Share Tech Mono", ui-monospace, Consolas, monospace;
}

html[data-theme="light"] {
  --bg: #f2f0e8;
  --surface: #ffffff;
  --surface-2: #eae7dc;
  --ink: #20272a;
  --muted: #5c6a6b;
  --line: #d8d4c6;
  --accent: #c9820a;
  --accent-ink: #ffffff;
  --sentinel: #10a03a;      /* verde più scuro per contrasto su chiaro */
  --sentinel-dim: #d6f2dd;
  --green: #4f7d3f;
  --danger: #b8362f;
  --blue: #2d6c93;
  --shadow: 0 6px 18px rgba(60,55,40,.18);
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: .03em;
  line-height: 1.15;
  text-transform: uppercase;
}

h1 { font-size: 2rem; margin: .4em 0 .3em; }
h2 { font-size: 1.45rem; margin: 1.8em 0 .5em; color: var(--accent); }
h3 { font-size: 1.15rem; margin: 1.4em 0 .4em; }

/* Striscia hazard: firma visiva del manuale */
.hazard {
  height: 6px;
  background: repeating-linear-gradient(-45deg, var(--accent) 0 12px, #14181b 12px 24px);
  border-radius: 2px;
}
h1 + .hazard { margin-bottom: 1.4rem; max-width: 220px; }

a { color: var(--blue); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

p { margin: .7em 0; }
ul, ol { padding-left: 1.3em; margin: .6em 0; }
li { margin: .25em 0; }
strong { color: var(--ink); }
code, kbd {
  font-family: var(--font-mono);
  background: var(--surface-2);
  padding: .1em .4em;
  border-radius: 4px;
  font-size: .9em;
}
hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }

/* ---------- Header fisso ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: 0 .75rem;
  z-index: 100;
}
.site-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 4px;
  background: repeating-linear-gradient(-45deg, var(--accent) 0 10px, transparent 10px 20px);
  opacity: .55;
}
.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--ink);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand:hover { text-decoration: none; }
.brand .slash { color: var(--sentinel); }
.brand .tag { color: var(--accent); }
.brand-break { display: none; }

/* Barra lingue fissa sotto l'header, sempre visibile */
.lang-topbar {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  height: var(--langbar-h);
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 .6rem;
  z-index: 95;
  overflow-x: auto;
}
.flag-btn {
  display: inline-flex;
  align-items: center;
  gap: .35em;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 3px 9px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  cursor: pointer;
  white-space: nowrap;
  flex: none;
  transition: all .15s;
}
.flag-emoji { font-size: 1rem; line-height: 1; }
.flag-btn:hover { border-color: var(--sentinel); color: var(--sentinel); }
.flag-btn.active {
  border-color: var(--sentinel);
  color: var(--sentinel);
  background: color-mix(in srgb, var(--sentinel) 10%, transparent);
}

@media (max-width: 480px) {
  :root { --header-h: 70px; }
  .brand {
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
    font-size: .92rem;
    line-height: 1.2;
  }
  .brand-break { display: block; }
}

/* Chip "sponsor" sempre visibile → Google Play */
.spon-chip {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--sentinel);
  border: 1px solid var(--sentinel);
  border-radius: 999px;
  padding: .28em .7em;
  white-space: nowrap;
  flex: none;
  background: color-mix(in srgb, var(--sentinel) 8%, transparent);
}
.spon-chip:hover { text-decoration: none; background: color-mix(in srgb, var(--sentinel) 16%, transparent); }

.icon-btn {
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  width: 38px; height: 38px;
  font-size: 1.05rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  flex: none;
}
.icon-btn:hover { border-color: var(--accent); }

/* ---------- Sidebar / menu ---------- */
.sidebar {
  position: fixed;
  top: 0; bottom: 0; left: 0;
  width: min(320px, 86vw);
  background: var(--surface);
  border-right: 1px solid var(--line);
  transform: translateX(-105%);
  transition: transform .25s ease;
  z-index: 120;
  overflow-y: auto;
  padding: 1rem .9rem 2rem;
}
.sidebar.open { transform: translateX(0); box-shadow: var(--shadow); }
.sidebar h2 {
  font-size: .8rem;
  color: var(--muted);
  margin: 1.2rem 0 .35rem;
  letter-spacing: .14em;
}
.sidebar nav a {
  display: flex;
  gap: .55rem;
  align-items: baseline;
  padding: .45rem .5rem;
  border-radius: 7px;
  color: var(--ink);
  font-size: .95rem;
}
.sidebar nav a .num {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--muted);
  min-width: 1.6em;
  font-size: .85rem;
  text-align: center;
}
.sidebar nav a:hover { background: var(--surface-2); text-decoration: none; }
.sidebar nav a.active {
  background: var(--surface-2);
  border-left: 3px solid var(--accent);
}
.sidebar nav a.soon { color: var(--muted); }
.sidebar .soon-tag {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: .62rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--accent);
  opacity: .85;
}
.sidebar .ext { font-style: normal; color: var(--sentinel); font-size: .8em; }
.sidebar .close-row { display: flex; justify-content: flex-end; }

[dir="rtl"] .sidebar { left: auto; right: 0; border-right: none; border-left: 1px solid var(--line); transform: translateX(105%); }
[dir="rtl"] .sidebar.open { transform: translateX(0); }
[dir="rtl"] .sidebar nav a.active { border-left: none; border-right: 3px solid var(--accent); }

/* Avviso: traduzione non ancora disponibile */
.i18n-fallback {
  max-width: 900px;
  margin: 0 auto 1rem;
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: .6rem .9rem;
  font-size: .86rem;
  color: var(--ink);
  font-family: var(--font-mono);
}
.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
  z-index: 110;
}
.overlay.show { opacity: 1; pointer-events: auto; }

/* ---------- Ricerca ---------- */
.search-panel {
  position: fixed;
  top: calc(var(--header-h) + var(--langbar-h));
  left: 0; right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: .8rem;
  z-index: 105;
  display: none;
  box-shadow: var(--shadow);
}
.search-panel.open { display: block; }
.search-panel input {
  width: 100%;
  padding: .65rem .8rem;
  font-size: 1rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
}
.search-panel input:focus { border-color: var(--accent); outline: none; }
.search-results { margin-top: .6rem; max-height: 60vh; overflow-y: auto; }
.search-results a {
  display: block;
  padding: .55rem .6rem;
  border-radius: 7px;
  color: var(--ink);
}
.search-results a:hover { background: var(--surface-2); text-decoration: none; }
.search-results .r-title { font-weight: 600; display: block; }
.search-results .r-title .num { color: var(--accent); font-family: var(--font-display); margin-right: .4em; }
.search-results .r-desc { font-size: .85rem; color: var(--muted); display: block; }
.search-results .r-game {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--sentinel);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.search-empty { color: var(--muted); font-size: .9rem; padding: .5rem; }

/* ---------- Layout contenuto ---------- */
.content {
  max-width: 820px;
  margin: 0 auto;
  padding: calc(var(--header-h) + var(--langbar-h) + 1.4rem) 1rem 3rem;
}

.breadcrumb {
  font-size: .82rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-family: var(--font-display);
  margin-bottom: .3rem;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb .sep { margin: 0 .4em; color: var(--accent); }

/* Indice contenuti per pagina */
.toc {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: .9rem 1.1rem;
  margin: 1.2rem 0 1.6rem;
  font-size: .93rem;
}
.toc strong {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .85rem;
  color: var(--muted);
}
.toc ol { margin: .4rem 0 0; padding-left: 1.2em; }
.toc a { color: var(--ink); }

/* ---------- Box informativi ---------- */
.box {
  border: 1px solid var(--line);
  border-left-width: 5px;
  border-radius: var(--radius);
  background: var(--surface);
  padding: .8rem 1rem;
  margin: 1.1rem 0;
  font-size: .95rem;
}
.box .box-title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-size: .88rem;
  margin-bottom: .25rem;
}
.box-nrc  { border-left-color: var(--accent); }
.box-nrc .box-title  { color: var(--accent); }
.box-err  { border-left-color: var(--danger); }
.box-err .box-title  { color: var(--danger); }
.box-prio { border-left-color: var(--blue); }
.box-prio .box-title { color: var(--blue); }
.box-f2p  { border-left-color: var(--green); }
.box-f2p .box-title  { color: var(--green); }
.box-adv  { border-left-color: var(--muted); }
.box-adv .box-title  { color: var(--muted); }
/* Box Sentinel: usato nei contenuti per collegare gioco → app */
.box-sentinel { border-left-color: var(--sentinel); background: color-mix(in srgb, var(--sentinel) 6%, var(--surface)); }
.box-sentinel .box-title { color: var(--sentinel); font-family: var(--font-mono); letter-spacing: .04em; }

/* Nota Sentinel inline: richiamo soft agganciato a un evento del gioco che
   genera una notifica. Deliberatamente discreta — non è un box, non è uno spot. */
.sentinel-hint {
  margin: .5rem 0 1.25rem;
  padding: .1rem 0 .1rem .8rem;
  border-left: 2px solid color-mix(in srgb, var(--sentinel) 45%, transparent);
  font-size: .85rem;
  line-height: 1.55;
  color: var(--muted);
}
.sentinel-hint::before {
  content: "◎";
  margin-right: .45rem;
  color: var(--sentinel);
  font-weight: 700;
}
.sentinel-hint strong { color: var(--ink); font-weight: 600; }
.sentinel-hint code { color: var(--sentinel); background: transparent; padding: 0; }
.sentinel-hint a { color: var(--sentinel); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Tabelle responsive ---------- */
.table-wrap { overflow-x: auto; margin: 1rem 0; border-radius: var(--radius); border: 1px solid var(--line); }
table { border-collapse: collapse; width: 100%; min-width: 480px; font-size: .92rem; background: var(--surface); }
th, td { padding: .55rem .7rem; text-align: left; border-bottom: 1px solid var(--line); }
th {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-size: .82rem;
  background: var(--surface-2);
  color: var(--accent);
}
tr:last-child td { border-bottom: none; }

/* ---------- Card generiche (capitoli) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .8rem;
  margin: 1.4rem 0;
}
@media (min-width: 560px) { .card-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 860px) { .card-grid { grid-template-columns: 1fr 1fr 1fr; } }

.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .9rem 1rem 1rem;
  color: var(--ink);
  position: relative;
  overflow: hidden;
}
.card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); transition: .15s; }
.card .sez {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--accent);
  text-transform: uppercase;
}
.card .c-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  margin: .15rem 0 .3rem;
}
.card .c-desc { font-size: .87rem; color: var(--muted); margin: 0; }
.empty { color: var(--muted); font-style: italic; }

/* ---------- Griglia GIOCHI (home) ---------- */
.games-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1.4rem 0;
}
@media (min-width: 620px) { .games-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .games-grid { grid-template-columns: 1fr 1fr 1fr; } }

.game-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.05rem 1.1rem;
  color: var(--ink);
  position: relative;
  overflow: hidden;
}
.game-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; background: var(--accent);
}
.game-card:not(.is-soon):hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  transition: .15s;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.game-card.is-soon { opacity: .92; }
.game-card.is-soon::before { background: var(--muted); }
.game-top { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.game-icon { font-size: 1.7rem; line-height: 1; }
.badge {
  font-family: var(--font-mono);
  font-size: .64rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: .22em .6em;
  border-radius: 999px;
  border: 1px solid;
}
.badge-live { color: var(--sentinel); border-color: var(--sentinel); background: color-mix(in srgb, var(--sentinel) 8%, transparent); }
.badge-soon { color: var(--muted); border-color: var(--line); }
.game-name {
  font-size: 1.25rem;
  margin: .6rem 0 .1rem;
  color: var(--ink);
}
.game-aka { font-size: .8rem; color: var(--muted); font-weight: 600; }
.game-genre {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .5rem;
}
.game-tagline { font-size: .92rem; margin: 0 0 .7rem; }
.game-cta {
  margin-top: auto;
  padding-top: .8rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .82rem;
  color: var(--accent);
}
.game-cta.soon { color: var(--muted); }

/* ---------- Blocco sponsor Sentinel ---------- */
.spon {
  margin: 1.8rem 0;
  border: 1px solid var(--sentinel);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--sentinel) 10%, var(--surface)), var(--surface));
  overflow: hidden;
  position: relative;
}
.spon::before {
  content: "";
  position: absolute; inset: 0 auto 0 0; width: 4px;
  background: var(--sentinel);
}
.spon-inner { padding: 1.2rem 1.2rem 1.3rem; }
.spon-kicker {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--sentinel);
  text-transform: uppercase;
  margin-bottom: .3rem;
}
.spon-title {
  font-size: 1.5rem;
  margin: 0 0 .3rem;
  color: var(--ink);
}
.spon-lead { margin: 0 0 1rem; font-size: .98rem; }
.spon-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .92rem;
  padding: .65rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
}
.btn-play {
  background: var(--sentinel);
  color: #06210d;
  border: 1px solid var(--sentinel);
}
.btn-play:hover { text-decoration: none; filter: brightness(1.08); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { text-decoration: none; border-color: var(--sentinel); color: var(--sentinel); }
.spon-note {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--muted);
  margin-top: .9rem;
  letter-spacing: .02em;
}

/* ---------- Navigazione capitoli prev/next ---------- */
.chapter-nav {
  display: flex;
  justify-content: space-between;
  gap: .8rem;
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}
.chapter-nav a {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .7rem .9rem;
  color: var(--ink);
  font-size: .9rem;
}
.chapter-nav a:hover { border-color: var(--accent); text-decoration: none; }
.chapter-nav .dir {
  display: block;
  font-family: var(--font-display);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--muted);
  text-transform: uppercase;
}
.chapter-nav .next { text-align: right; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 1rem 2.2rem;
  text-align: center;
  color: var(--muted);
  font-size: .82rem;
}
.site-footer .hazard { max-width: 140px; margin: 0 auto 1.1rem; }
.foot-spon {
  max-width: 640px;
  margin: 0 auto 1rem;
  color: var(--ink);
  font-size: .9rem;
}
.foot-spon strong { color: var(--sentinel); }
.foot-links { margin-top: .4rem; font-family: var(--font-mono); font-size: .8rem; }
.foot-links a { color: var(--sentinel); }
.foot-fine { font-size: .78rem; }

/* ---------- Home: hero ---------- */
.hero-kicker {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--sentinel);
  text-transform: uppercase;
}
.hero-h1 { font-size: 2.3rem; margin: .3em 0 .2em; }
.hero-h1 .accent { color: var(--accent); }

/* ---------- Utility ---------- */
.lead { font-size: 1.08rem; color: var(--muted); }
.pill {
  display: inline-block;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .1em .7em;
  font-size: .8rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

@media (min-width: 1100px) {
  .content { max-width: 900px; }
}