/* ════════════════════════════════════════════════════════════════════
   base.css — Design system Menti Unite (standalone)

   Identità: testo nero, grassetto, maiuscolo, geometrico; bordeaux come
   primario (#640c1c), arancio come accento (#d84c14), motivo a barre
   verticali (.mark-bars).
   I nomi delle variabili sono gli stessi del sito di origine, così
   menti-unite.css funziona senza modifiche.
   ════════════════════════════════════════════════════════════════════ */

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-700.woff2') format('woff2');
}
/* Corsivo vero (font variabile, latin) — evita l'italic sintetizzato dal browser */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-italic.woff2') format('woff2');
}

:root {
  /* Palette dal logo */
  --color-primary: #640c1c; /* bordeaux */
  --color-primary-light: #8e2a3a;
  --color-primary-dark: #3f0812;
  --color-primary-rgb: 100, 12, 28;
  --color-primary-soft: #f3e6e8;
  --color-accent: #d84c14; /* arancio */
  --color-accent-light: #f6c9b4;
  --color-accent-dark: #9a340c;
  --accent-wash: rgba(216, 76, 20, 0.1);
  --color-secondary: #3f6b4f; /* verde: stato "corretto" / categoria parola */
  --color-secondary-light: #6a9a7c;

  --color-ink: #111111;
  --color-bg: #f7f5f2;
  --color-bg-warm: #eeeae4;
  --color-bg-alt: #eeeae4;
  --color-bg-soft: #f3f0eb;
  --color-bg-card: #ffffff;
  --color-surface: #ffffff;
  --color-surface-low: #f3f0eb;
  --color-text: #111111;
  --color-text-light: #444444;
  --color-text-muted: #5f5a58;
  --color-muted: #8a8582;
  --color-border: #ddd8d2;
  --color-border-light: #e9e5df;
  --color-border-subtle: rgba(0, 0, 0, 0.07);

  --color-status-waiting: #5f5a58;
  --color-status-progress: #d84c14;
  --color-status-done: #3f6b4f;
  --color-status-alert: #b3261e;
  --color-status-info: #4f6b8a;
  --color-status-muted: #ddd8d2;

  /* Tipografia: un'unica famiglia geometrica, pesi diversi per i ruoli */
  --font-body: 'Plus Jakarta Sans', 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Futura', 'Century Gothic', 'Inter', sans-serif;
  --font-heading: var(--font-display);
  --font-accent: var(--font-display);
  /* v6.4: un solo carattere in tutta l'app — il vecchio monospazio delle
     etichette ora è Plus Jakarta con cifre tabulari (vedi sotto) */
  --font-mono: 'Plus Jakarta Sans', 'Inter', 'Segoe UI', sans-serif;

  --max-width: 1100px;
  --nav-height: 64px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.12);
  --transition: 0.2s ease;
}

[data-theme='dark'] {
  --color-primary: #c9505f;
  --color-primary-light: #e07a86;
  --color-primary-dark: #8e2a3a;
  --color-primary-rgb: 201, 80, 95;
  --color-primary-soft: #3a1a20;
  --color-accent: #f07a4a;
  --color-accent-light: #5a2a18;
  --color-accent-dark: #b04a5c;
  --color-secondary: #6a9a7c;
  --color-bg: #151413;
  --color-bg-warm: #1f1d1b;
  --color-bg-alt: #1f1d1b;
  --color-bg-soft: #1f1d1b;
  --color-bg-card: #262422;
  --color-surface: #262422;
  --color-surface-low: #1f1d1b;
  --color-text: #ebe7e1;
  --color-text-light: #c8c3bc;
  --color-text-muted: #aca79f;
  --color-muted: #8f8a83;
  --color-border: #3a3735;
  --color-border-light: #2e2b29;
  --color-border-subtle: rgba(255, 255, 255, 0.08);
  --color-status-progress: #f07a4a;
  --color-status-done: #6a9a7c;
  --color-status-alert: #e0655d;
  --color-status-info: #7e9bb8;
  --color-status-muted: #3a3735;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.45);
  --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.5);
}

/* ── Reset ─────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main {
  flex: 1 0 auto;
}
img,
svg {
  max-width: 100%;
  height: auto;
}
a {
  color: var(--color-primary);
}
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
h1 {
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
h1 em,
h2 em,
h3 em {
  font-style: normal;
  color: var(--color-primary);
}
p {
  margin: 0 0 1em;
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
button {
  cursor: pointer;
}
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--color-bg-warm);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* ── Layout ────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
}

/* ── Marchio: barre verticali del logo + wordmark ─────────────────── */
.mark-bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 22px;
}
.mark-bars span {
  display: block;
  width: 3px;
  background: currentColor;
  border-radius: 1px;
}
.mark-bars span:nth-child(1) {
  height: 100%;
}
.mark-bars span:nth-child(2) {
  height: 72%;
}
.mark-bars span:nth-child(3) {
  height: 50%;
}
.mark-bars span:nth-child(4) {
  height: 32%;
}
.mark-bars span:nth-child(5) {
  height: 18%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-text);
}
.brand-logo {
  height: 60px;
  width: auto;
  display: block;
  flex: none;
  background: #f8f8f8;
  border-radius: 4px;
  padding: 2px 3px;
}
[data-theme='dark'] .brand-logo {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12);
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 15px;
  line-height: 1.1;
}
.brand-word em {
  font-style: normal;
  color: var(--color-primary);
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  font-weight: 600;
}

/* ── Header / footer minimi ───────────────────────────────────────── */
.site-header {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  border-bottom: 3px solid var(--color-ink);
  background: var(--color-bg-card);
}
[data-theme='dark'] .site-header {
  border-bottom-color: var(--color-primary);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.site-nav a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
}
.site-nav a:hover,
.site-nav a[aria-current='page'] {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}
.theme-toggle {
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}
.theme-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 0;
  font-size: 13px;
  color: var(--color-text-muted);
  background: var(--color-bg-warm);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  align-items: center;
  justify-content: space-between;
}
.site-footer a {
  color: inherit;
}

/* ── Bottoni (.hd-btn-* è il sistema usato da menti-unite.css/js) ──── */
.hd-btn,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-ink);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  line-height: 1.2;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform 0.1s ease;
  -webkit-tap-highlight-color: transparent;
}
[data-theme='dark'] .hd-btn,
[data-theme='dark'] .btn {
  border-color: var(--color-text);
}
.hd-btn:hover,
.btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.hd-btn:active,
.btn:active {
  transform: translateY(1px);
}
.hd-btn:disabled,
.btn:disabled,
.hd-btn[aria-disabled='true'] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.hd-btn-primary,
.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.hd-btn-primary:hover,
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}
.hd-btn-ghost,
.btn-ghost,
.btn-secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.hd-btn-ghost:hover,
.btn-ghost:hover,
.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.hd-btn-accent {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.hd-btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
}
.hd-btn.btn-sm,
.btn.btn-sm,
.hd-btn-sm {
  min-height: 36px;
  padding: 6px 12px;
  font-size: 12px;
}

/* ── Eyebrow / numerazione sezioni ───────────────────────────────── */
.hd-eyebrow,
.hd-sec-num {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.hd-eyebrow .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex: none;
}

/* ── Hero pagina ─────────────────────────────────────────────────── */
.hd-hero,
.op-page-hero {
  padding: clamp(36px, 7vw, 72px) 0 clamp(20px, 4vw, 36px);
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
}
.op-page-hero h1 {
  font-size: clamp(28px, 5vw, 46px);
  margin: 10px 0 14px;
}
.hd-hero h1 {
  font-size: clamp(38px, 7vw, 80px);
  line-height: 1;
  margin: 0 0 8px;
  text-wrap: balance;
}
.hd-hero h1 em,
.op-page-hero h1 em {
  display: block;
  font-size: 0.42em;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-top: 10px;
  color: var(--color-primary);
}
.op-hero-lead,
.hd-hero-lead {
  max-width: 64ch;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.6;
  color: var(--color-text-light);
  margin: 0 0 8px;
}
.op-breadcrumb {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0 0 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.op-breadcrumb a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.op-breadcrumb a:hover {
  color: var(--color-primary);
}

/* ── Sezioni editoriali ─────────────────────────────────────────── */
.op-section {
  padding: clamp(32px, 6vw, 64px) 0;
}
.op-section + .op-section {
  border-top: 1px solid var(--color-border);
}
.op-section h2,
.op-ed-body h2 {
  font-size: clamp(20px, 2.4vw, 28px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 1.6em 0 0.6em;
  padding-left: 14px;
  border-left: 4px solid var(--color-primary);
}
.op-ed-body h2:first-child {
  margin-top: 0;
}
.op-section--editorial {
  padding-top: clamp(20px, 4vw, 36px);
}
.op-ed-body {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.75;
}
.op-ed-body ol,
.op-ed-body ul {
  padding-left: 1.3em;
}
.op-ed-body li {
  margin-bottom: 0.5em;
}

/* ── Griglia di ingresso (hub) ───────────────────────────────────── */
.op-entries {
  padding: clamp(32px, 6vw, 64px) 0;
  background: var(--color-bg-alt);
}
.op-entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}
.op-entry {
  display: block;
  padding: 24px 22px 20px;
  background: var(--color-bg-card);
  border: 2px solid var(--color-ink);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  position: relative;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    border-color 0.15s ease;
}
[data-theme='dark'] .op-entry {
  border-color: var(--color-border);
}
.op-entry:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}
.op-entry-num {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: #fff;
  background: var(--color-primary);
  padding: 3px 9px;
  border-radius: 4px;
  margin: 0 0 12px;
}
.op-entry--bacheca .op-entry-num {
  background: var(--color-accent);
}
.op-entry--forum .op-entry-num {
  background: var(--color-ink);
}
.op-entry-title,
.op-entry h3 {
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 8px;
}
.op-entry-desc,
.op-entry p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-text-light);
}
.op-entry-cta {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0;
}

/* ── Callout nota ────────────────────────────────────────────────── */
.op-batteria-callout {
  max-width: 68ch;
  margin: clamp(20px, 3vw, 32px) 0;
  padding: 18px 22px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border-subtle);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
}
.op-batteria-callout--note {
  border-left-color: var(--color-ink);
}
.op-batteria-callout-title {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 8px;
}
.op-batteria-callout p {
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 0.8em;
}
.op-batteria-callout p:last-child {
  margin-bottom: 0;
}

/* ── CTA finale ──────────────────────────────────────────────────── */
.hd-final-cta {
  margin: clamp(32px, 6vw, 64px) 0;
  padding: clamp(32px, 6vw, 56px) clamp(20px, 5vw, 48px);
  background: var(--color-ink);
  color: #fff;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.hd-final-cta::after {
  /* barre verticali del logo, decorative */
  content: '';
  position: absolute;
  right: 28px;
  bottom: 0;
  width: 120px;
  height: 70%;
  background:
    linear-gradient(var(--color-primary), var(--color-primary)) 0 100% / 14px 100% no-repeat,
    linear-gradient(var(--color-primary), var(--color-primary)) 26px 100% / 14px 72% no-repeat,
    linear-gradient(var(--color-primary), var(--color-primary)) 52px 100% / 14px 50% no-repeat,
    linear-gradient(var(--color-primary), var(--color-primary)) 78px 100% / 14px 32% no-repeat,
    linear-gradient(var(--color-primary), var(--color-primary)) 104px 100% / 14px 18% no-repeat;
  opacity: 0.85;
  pointer-events: none;
}
.hd-final-cta .hd-sec-num {
  color: var(--color-accent);
}
.hd-final-cta h3 {
  color: #fff;
  font-size: clamp(24px, 3.4vw, 40px);
  text-transform: uppercase;
  max-width: 20ch;
}
.hd-final-cta h3 em {
  color: var(--color-accent);
}
.hd-final-cta p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 60ch;
}
.hd-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.hd-final-cta .hd-btn-primary {
  background: #fff;
  border-color: #fff;
  color: var(--color-ink);
}
.hd-final-cta .hd-btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

@media (max-width: 640px) {
  .site-nav a {
    padding: 8px 6px;
    font-size: 12px;
  }
  .site-nav .nav-hide-sm {
    display: none;
  }
  .brand {
    gap: 8px;
  }
  .brand-logo {
    height: 48px;
  }
  .brand-word {
    font-size: 13px;
  }
  .brand-word em {
    font-size: 9px;
    letter-spacing: 0.08em;
  }
  .hd-final-cta::after {
    display: none;
  }
}

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