/* Interial Comply — design token e componenti base (specifica 06 §5).
   Token-first: ogni colore/spazio/raggio passa da custom property; il
   white-label ridefinisce SOLO i token di brand, mai i colori di stato. */

:root {
  /* Brand (ridefinibile per tenant) */
  --color-brand: #1E3A5F;
  --color-brand-hover: #162B47;
  --radius: 6px;

  /* Superfici e testo */
  --color-bg: #F8F9FB;
  --color-surface: #FFFFFF;
  --color-border: #D8DEE6;
  --color-text: #1A2330;
  --color-text-muted: #5A6675;

  /* Stati (NON personalizzabili: il rosso regolamentare e' uguale per tutti) */
  --state-ok: #1A7F37;
  --state-warn: #9A6700;
  --state-danger: #B42318;
  --state-overdue-fg: #6F1D1B;
  --state-overdue-bg: #FDE8E8;
  --state-info: #175CD3;
  --state-neutral: #5A6675;

  /* Tipografia */
  --font-ui: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
  --text-base: 14px;

  /* Spaziatura */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  line-height: 1.5;
}

code, .mono { font-family: var(--font-mono); font-size: 0.95em; }

a { color: var(--color-brand); }
a:hover { color: var(--color-brand-hover); }

/* ---------- App shell ---------- */

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--color-brand);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4);
  font-weight: 700;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.15);
  font-size: 13px;
  letter-spacing: 0.5px;
}

.brand-name { font-size: 15px; }

.sidebar-nav { flex: 1; padding: var(--space-2) 0; }

.nav-item {
  display: block;
  padding: var(--space-2) var(--space-4);
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  min-height: 24px;
}
.nav-item:hover, .nav-item:focus {
  background: var(--color-brand-hover);
  color: #FFFFFF;
}

.sidebar-footer { padding: var(--space-2) 0 var(--space-4); }

.main-col { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.topbar-right { display: flex; align-items: center; gap: var(--space-3); }
.user-name { color: var(--color-text-muted); }
.breadcrumb { color: var(--color-text-muted); font-size: 13px; }

.content { flex: 1; padding: var(--space-5); }

.footer {
  padding: var(--space-3) var(--space-5);
  color: var(--color-text-muted);
  font-size: 12px;
  border-top: 1px solid var(--color-border);
}

.page-title { font-size: 22px; line-height: 1.3; margin: 0 0 var(--space-4); }

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

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
}
.card-header { padding: var(--space-4) var(--space-4) 0; }
.card-title { font-size: 16px; margin: 0; }
.card-subtitle { margin: var(--space-1) 0 0; color: var(--color-text-muted); font-size: 13px; }
.card-body { padding: var(--space-4); }

/* ---------- Tabella dati ---------- */

.table-wrap { overflow-x: auto; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}
.data-table th, .data-table td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.data-table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--color-text-muted);
}
.data-table tbody tr:hover { background: var(--color-bg); }

/* ---------- Badge di stato (sempre con etichetta testuale) ---------- */

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}
.badge-ok      { color: var(--state-ok); border-color: currentColor; }
.badge-warn    { color: var(--state-warn); border-color: currentColor; }
.badge-danger  { color: var(--state-danger); border-color: currentColor; }
.badge-info    { color: var(--state-info); border-color: currentColor; }
.badge-neutral { color: var(--state-neutral); border-color: currentColor; }
.badge-overdue { color: var(--state-overdue-fg); background: var(--state-overdue-bg); }
.badge-tenant  { color: var(--color-brand); border-color: currentColor; }

/* ---------- Countdown regolamentare ---------- */

.countdown {
  display: inline-flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  font-variant-numeric: tabular-nums;
}
.countdown-label { font-size: 12px; font-weight: 600; }
.countdown-value { font-size: 20px; font-weight: 700; }
.countdown-absolute { font-size: 12px; color: var(--color-text-muted); }

.countdown.is-ok .countdown-value      { color: var(--state-ok); }
.countdown.is-warn .countdown-value    { color: var(--state-warn); }
.countdown.is-danger .countdown-value  { color: var(--state-danger); }
.countdown.is-overdue {
  background: var(--state-overdue-bg);
  border-color: var(--state-overdue-fg);
}
.countdown.is-overdue .countdown-value { color: var(--state-overdue-fg); }

/* ---------- Form ---------- */

.form-field { margin-bottom: var(--space-4); }
.form-field label { display: block; font-weight: 600; margin-bottom: var(--space-1); }
.form-field .hint { font-weight: 400; color: var(--color-text-muted); font-size: 12px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  background: var(--color-surface);
  color: var(--color-text);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: 2px solid var(--color-brand);
  outline-offset: 1px;
}

.btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  min-height: 24px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--color-brand); color: #FFFFFF; }
.btn-primary:hover { background: var(--color-brand-hover); color: #FFFFFF; }
.btn-block { width: 100%; }

.alert {
  padding: var(--space-3);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
}
.alert-danger {
  color: var(--state-danger);
  background: var(--state-overdue-bg);
  border: 1px solid var(--state-danger);
}

.empty-state { color: var(--color-text-muted); }
.inline-form { max-width: 360px; }

/* ---------- Login / errori ---------- */

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  width: 380px;
  max-width: calc(100vw - 32px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
}
.login-brand { padding: 0 0 var(--space-4); }
.login-brand .brand-mark { background: var(--color-brand); color: #FFFFFF; }
.login-title { font-size: 18px; margin: 0 0 var(--space-4); }
.error-status { font-size: 40px; font-weight: 700; color: var(--color-text-muted); margin: 0; }
.error-detail { color: var(--color-text-muted); }
.error-trace { font-size: 12px; color: var(--color-text-muted); }

/* ---------- Responsive ---------- */

@media (max-width: 768px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}