/* ============================================================
   HUB STYLE — foglio di stile condiviso del backend Deluxe
   ------------------------------------------------------------
   CAPITOLATO (regole inderogabili):

   1) FONT UFFICIALE = Manrope. Mai usarne altri.
   2) ICONE = SOLO Material Symbols Outlined (https://fonts.google.com/icons),
      peso 300, FILL 0. Mai più emoji (🏠💾✕✓⚠) nell'UI dell'Hub —
      sostituirle sempre con <span class="icon">nome_icona</span>.
      Eccezione: i <select><option> non possono renderizzare font custom,
      quindi nelle option si usa solo testo (niente emoji né icone).
   3) PRIMARY COLOR = navy soft #34567a (--accent). Accent secondario oro
      #e6a540 (--accent-2). Mai introdurre altre sfumature di blu.
   4) NAMING BOTTONI = .btn + modificatori .primary / .danger / .ghost / .small
      (NON .btn-primary stile bootstrap).
   5) FONT-WEIGHT MAX = 500 (medium) in generale. Mai 600/700 per body text,
      header tabelle, label form, ecc. ECCEZIONE: titoli di tile/card "hero"
      che danno gerarchia visiva forte (es. h3 dentro .tile della Home,
      titoli di sezione principale) → 700 ammesso. Decisione 14/05/2026.
   6) TOKEN-DRIVEN: ogni colore/spazio/raggio passa SEMPRE da una variabile
      in :root. Niente hex codes hardcoded nelle pagine.
   7) PALETTE SFONDO = off-white caldo (--bg-0 #fcfbf9). Scelta 14/05/2026,
      sostituisce il beige #f7f3ec.
   8) NIENTE VIOLA / PURPLE / VIOLET nell'UI Hub. Mai. Se serve un colore
      distintivo per categoria/zona, usare azzurro, verde, arancio, navy
      o gold del brand. Decisione 14/05/2026 (sostituito #8e4585 Assisi
      con azzurro #2b7fb5).

   Come si usa in una pagina HTML, nel <head>:
       <link rel="preconnect" href="https://fonts.googleapis.com">
       <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
       <link href="https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&display=swap" rel="stylesheet">
       <link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,300,0,0&display=swap" rel="stylesheet">
       <link rel="stylesheet" href="assets/css/hub-style.css">

   Per cambiare un colore/spazio in TUTTO l'Hub, modifica SOLO i token
   in :root qui sotto.
   ============================================================ */


/* ---------- 1. TOKEN (le "costanti" del design) ---------- */
:root {
  /* Sfondi — palette "Off-white caldo" (scelta 14/05/2026) */
  --bg-0: #fcfbf9;   /* sfondo pagina (quasi bianco con 1% di calore) */
  --bg-1: #ffffff;   /* card / box principale */
  --bg-2: #f5f4f1;   /* card secondaria / hover sottile / header tabella */
  --bg-3: #efeeea;   /* riga zebra / sezione spenta */

  /* Bordi */
  --border: #e8e6e1;
  --border-strong: #d4d1ca;

  /* Testo */
  --text: #2c3e50;
  --muted: #6b7a85;

  /* Brand */
  --accent: #34567a;       /* navy soft — primary */
  --accent-hover: #2a455f;
  --accent-2: #e6a540;     /* oro — secondario / highlight */

  /* Semantici */
  --good: #1b5e3a;
  --good-bg: #e6f4ec;
  --bad:  #c0392b;
  --bad-bg: #fbeae7;
  --warn: #b87503;
  --warn-bg: #fdf3df;
  --info: #2c5282;
  --info-bg: #e6eef8;

  /* Spaziature (scala 4px) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;

  /* Raggi */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Ombre */
  --shadow-sm: 0 1px 2px rgba(20,30,40,.06);
  --shadow-md: 0 4px 12px rgba(20,30,40,.08);

  /* Tipografia — scala +1px su tutti i livelli (decisione 14/05/2026) */
  --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-xs: 12px;
  --fs-sm: 13px;
  --fs-base: 15px;
  --fs-lg: 17px;
  --fs-xl: 21px;
  --fs-2xl: 29px;
}


/* ---------- 2. RESET MINIMO + BASE ---------- */
* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  color: var(--text);
  background: var(--bg-0);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0 0 var(--space-3) 0; color: var(--text); font-weight: 500; }
h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }


/* ---------- 3. LAYOUT ---------- */
.hub-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-4);
}

.hub-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.hub-page-header h1 { margin: 0; }
.hub-page-header .subtitle { color: var(--muted); font-size: var(--fs-sm); margin-top: var(--space-1); }


/* ---------- 4. CARD ---------- */
.hub-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.hub-card + .hub-card { margin-top: var(--space-4); }


/* ---------- 5. BOTTONI ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 8px 16px;
  font-family: inherit;
  font-size: var(--fs-base);
  font-weight: 500;
  color: var(--accent);
  background: #fff;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.btn:hover { background: rgba(52, 86, 122, .08); }
.btn:disabled,
.btn[disabled] {
  color: #9aa5ad;
  background: #f1ede5;
  border-color: #d8d2c6;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn.danger {
  background: var(--bad);
  border-color: var(--bad);
  color: #fff;
}
.btn.danger:hover { filter: brightness(.92); }

.btn.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--accent);
}
.btn.ghost:hover { background: var(--bg-2); }

.btn.small { padding: 4px 10px; font-size: var(--fs-sm); }


/* ---------- 6. FORM ---------- */
.hub-field { display: flex; flex-direction: column; gap: var(--space-1); margin-bottom: var(--space-3); }
.hub-field label { font-size: var(--fs-sm); font-weight: 500; color: var(--muted); }

.hub-input, .hub-select, .hub-textarea {
  width: 100%;
  padding: 8px 12px;
  font-family: inherit;
  font-size: var(--fs-base);
  color: var(--text);
  background: var(--bg-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color .15s, box-shadow .15s;
}

.hub-input:focus, .hub-select:focus, .hub-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(52, 86, 122, .15);
}

.hub-textarea { min-height: 80px; resize: vertical; }


/* ---------- 7. TABELLA ---------- */
.hub-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-base);
}

.hub-table thead th {
  text-align: left;
  font-weight: 500;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  padding: var(--space-2) var(--space-3);
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.hub-table tbody td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--border);
}

.hub-table tbody tr:hover td { background: var(--bg-2); }
.hub-table tbody tr:last-child td { border-bottom: none; }


/* ---------- 8. PILL / BADGE ---------- */
.pill {
  display: inline-block;
  padding: 2px 10px;
  font-size: var(--fs-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-radius: 999px;
  background: var(--bg-3);
  color: var(--text);
}
.pill.good { background: var(--good-bg); color: var(--good); }
.pill.bad  { background: var(--bad-bg);  color: var(--bad); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.info { background: var(--info-bg); color: var(--info); }


/* ---------- 9. ALERT ---------- */
.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--muted);
  background: var(--bg-2);
  font-size: var(--fs-base);
}
.alert.good { border-color: var(--good); background: var(--good-bg); color: var(--good); }
.alert.bad  { border-color: var(--bad);  background: var(--bad-bg);  color: var(--bad); }
.alert.warn { border-color: var(--warn); background: var(--warn-bg); color: var(--warn); }
.alert.info { border-color: var(--info); background: var(--info-bg); color: var(--info); }


/* ---------- 10. MODALE ---------- */
.hub-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(20, 30, 40, .45);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: var(--space-4);
}
.hub-modal {
  background: var(--bg-1);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-5);
}


/* ---------- 11. TAB ---------- */
.hub-tab-nav {
  display: flex;
  gap: var(--space-1);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-4);
}
.hub-tab {
  padding: var(--space-2) var(--space-4);
  font-family: inherit;
  font-size: var(--fs-base);
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color .15s, border-color .15s;
}
.hub-tab:hover { color: var(--text); }
.hub-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }


/* ---------- 12. SPINNER ---------- */
.hub-spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: hub-spin .8s linear infinite;
}
@keyframes hub-spin { to { transform: rotate(360deg); } }


/* ---------- 13. ICONE (Material Symbols Outlined, peso sottile) ---------- */
/* Carica il font nella <head> della pagina:
   <link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,300,0,0&display=swap" rel="stylesheet">
   Uso: <span class="icon">save</span>  oppure  <span class="icon">delete</span>
   Catalogo nomi: https://fonts.google.com/icons */
.icon {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 18px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-flex;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  vertical-align: -3px;
  font-variation-settings: 'opsz' 24, 'wght' 300, 'FILL' 0, 'GRAD' 0;
}
.icon.sm { font-size: 16px; vertical-align: -2px; }
.icon.lg { font-size: 22px; vertical-align: -5px; }

/* ---------- 14. UTILITY ---------- */
.muted { color: var(--muted); }
.text-sm { font-size: var(--fs-sm); }
.text-right { text-align: right; }
.flex { display: flex; gap: var(--space-2); align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.stack { display: flex; flex-direction: column; gap: var(--space-3); }
.hidden { display: none !important; }
