:root {
  --primary: #1a2741;
  --primary-light: #2c3c5c;
  --accent: #3f6690;
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #6b7280;
  --danger: #d32323;
  --success: #1b8027;
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text); background: var(--bg);
}

.bp-login-screen {
  min-height: 100vh; width: 100%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 24px;
}
.bp-login-logo { display: block; margin: 0 auto 28px; height: 56px; width: auto; }
.bp-login-card {
  width: 100%; max-width: 380px; background: rgba(255,255,255,.06); backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 36px 32px;
}
.bp-login-card h1 { margin: 0 0 4px; font-size: 1.3em; color: #fff; text-align: center; }
.bp-login-card p.bp-sub { margin: 0 0 28px; font-size: .9em; color: rgba(255,255,255,.65); text-align: center; }
.bp-field { margin-bottom: 16px; }
.bp-field label { display: block; margin-bottom: 6px; font-size: .85em; color: rgba(255,255,255,.85); }
.bp-field input {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.95); color: var(--text); font-size: 1em;
}
.bp-field input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.bp-login-btn {
  width: 100%; padding: 13px; margin-top: 8px; font-size: 1em; font-weight: 700; color: var(--primary);
  background: #fff; border: none; border-radius: 10px; cursor: pointer; transition: transform 140ms ease;
}
.bp-login-btn:active { transform: scale(.98); }
.bp-error-box {
  background: rgba(211,35,35,.15); border: 1px solid rgba(211,35,35,.4); color: #ffd9d9;
  padding: 10px 14px; border-radius: 10px; font-size: .88em; margin-bottom: 18px;
}

.bp-app-header {
  background: var(--primary); color: #fff; padding: 14px 24px; display: flex; align-items: center;
  justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.bp-app-header img { height: 30px; }
.bp-app-header a { color: rgba(255,255,255,.8); text-decoration: none; font-size: .9em; }
.bp-app-header a:hover { color: #fff; }
.bp-app-header .bp-header-user { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.bp-app-header .bp-username { opacity: .8; font-size: .9em; }
.bp-app-header .bp-logout-link { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 4px; }
.bp-app-main { max-width: 960px; margin: 0 auto; padding: 32px 24px; }

/* ---- Typography helpers ---- */
.bp-eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .74em; font-weight: 700; color: var(--accent); margin: 0 0 6px; }
.bp-page-title { margin: 0 0 4px; font-size: 1.5em; color: var(--primary); }
.bp-page-sub { margin: 0 0 28px; color: var(--muted); font-size: .95em; }
.bp-back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--accent); text-decoration: none; font-size: .88em; font-weight: 600; margin-bottom: 18px; min-height: 44px; }
.bp-back-link:hover { color: var(--primary); }
.bp-back-link svg { width: 16px; height: 16px; }

/* ---- Nav grid (home) ---- */
.bp-nav-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 36px; }
.bp-nav-card {
  display: flex; flex-direction: column; gap: 12px; padding: 22px; background: var(--card);
  border: 1px solid rgba(26,39,65,.08); border-radius: var(--radius); text-decoration: none; color: var(--text);
  box-shadow: 0 1px 2px rgba(26,39,65,.04); transition: transform 160ms cubic-bezier(0.23,1,0.32,1), box-shadow 160ms ease, border-color 160ms ease;
}
@media (hover: hover) and (pointer: fine) {
  .bp-nav-card:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(26,39,65,.10); border-color: rgba(63,102,144,.35); }
}
.bp-nav-card:active { transform: scale(.98); }
.bp-nav-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.bp-nav-icon {
  width: 46px; height: 46px; border-radius: 12px; background: rgba(63,102,144,.12); color: var(--accent);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.bp-nav-icon svg { width: 24px; height: 24px; }
.bp-nav-card h3 { margin: 0; font-size: 1.05em; color: var(--primary); }
.bp-nav-card p { margin: 0; font-size: .87em; color: var(--muted); line-height: 1.5; }

/* ---- Section header with action ---- */
.bp-section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.bp-section-head h2 { margin: 0; font-size: 1.15em; color: var(--primary); }
.bp-section-head .bp-link-more { color: var(--accent); text-decoration: none; font-size: .88em; font-weight: 600; min-height: 44px; display: inline-flex; align-items: center; }
.bp-section-head .bp-link-more:hover { color: var(--primary); }

/* ---- Cards / lists ---- */
.bp-card { background: var(--card); border: 1px solid rgba(26,39,65,.08); border-radius: var(--radius); padding: 20px; box-shadow: 0 1px 2px rgba(26,39,65,.04); }
.bp-card + .bp-card { margin-top: 12px; }
.bp-empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.bp-empty svg { width: 40px; height: 40px; margin-bottom: 10px; opacity: .5; }
.bp-empty p { margin: 0; font-size: .92em; }

.bp-req-list { display: flex; flex-direction: column; gap: 10px; }
.bp-req-row {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px; background: var(--card);
  border: 1px solid rgba(26,39,65,.08); border-radius: 12px;
}
.bp-req-icon { width: 38px; height: 38px; border-radius: 10px; background: rgba(63,102,144,.12); color: var(--accent); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.bp-req-icon svg { width: 20px; height: 20px; }
.bp-req-body { flex: 1; min-width: 0; }
.bp-req-title { font-weight: 600; color: var(--text); font-size: .95em; margin: 0 0 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bp-req-meta { font-size: .82em; color: var(--muted); margin: 0; }

.bp-badge { display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 999px; font-size: .78em; font-weight: 700; white-space: nowrap; }
.bp-badge-in_attesa { background: rgba(63,102,144,.14); color: var(--accent); }
.bp-badge-approvata, .bp-badge-importata { background: rgba(27,128,39,.14); color: var(--success); }
.bp-badge-rifiutata { background: rgba(211,35,35,.14); color: var(--danger); }

/* ---- Forms ---- */
.bp-form { display: flex; flex-direction: column; gap: 18px; }
.bp-form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.bp-form-group label { display: block; margin-bottom: 6px; font-size: .87em; font-weight: 600; color: var(--primary); }
.bp-form-group .bp-hint { display: block; margin-top: 5px; font-size: .8em; color: var(--muted); font-weight: 400; }
.bp-form-group input,
.bp-form-group select,
.bp-form-group textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid rgba(26,39,65,.18);
  background: #fff; color: var(--text); font-size: 1em; font-family: inherit; min-height: 44px;
}
.bp-form-group textarea { min-height: 96px; resize: vertical; }
.bp-form-group input:focus,
.bp-form-group select:focus,
.bp-form-group textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.bp-radio-group { display: flex; gap: 18px; flex-wrap: wrap; }
.bp-radio-group label { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: .92em; color: var(--text); min-height: 44px; }
.bp-radio-group input[type="radio"] { width: 18px; height: 18px; accent-color: var(--accent); }

.bp-form-divider {
  display: flex; align-items: center; gap: 12px; margin: 4px 0 -4px; font-size: .8em;
  font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
}
.bp-form-divider::after { content: ''; flex: 1; height: 1px; background: rgba(26,39,65,.1); }
.bp-checkbox-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 4px 16px; }
.bp-checkbox-item { display: flex; align-items: center; gap: 10px; font-size: .92em; font-weight: 500; color: var(--text); min-height: 44px; cursor: pointer; }
.bp-checkbox-item input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent); flex-shrink: 0; }

.bp-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 12px 22px;
  font-size: .96em; font-weight: 700; border-radius: 10px; border: none; cursor: pointer;
  transition: transform 160ms cubic-bezier(0.23,1,0.32,1), opacity 160ms ease;
}
.bp-btn:active { transform: scale(.97); }
.bp-btn-primary { background: var(--primary); color: #fff; }
.bp-btn-primary:hover { background: var(--primary-light); }
.bp-btn:disabled { opacity: .6; cursor: not-allowed; }

.bp-alert { padding: 12px 16px; border-radius: 10px; font-size: .9em; margin-bottom: 18px; }
.bp-alert-error { background: rgba(211,35,35,.1); border: 1px solid rgba(211,35,35,.3); color: #a11f1f; }
.bp-alert-success { background: rgba(27,128,39,.1); border: 1px solid rgba(27,128,39,.3); color: #14611e; }

/* ---- Sala occupazioni ---- */
.bp-sale-status { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-bottom: 28px; }
.bp-sala-box { background: var(--card); border: 1px solid rgba(26,39,65,.08); border-radius: 12px; padding: 16px; }
.bp-sala-box h4 { margin: 0 0 10px; font-size: .95em; color: var(--primary); }
.bp-sala-box ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.bp-sala-box li { font-size: .84em; color: var(--muted); display: flex; justify-content: space-between; gap: 8px; }
.bp-sala-box .bp-sala-libera { color: var(--success); font-size: .84em; font-weight: 600; }
.bp-sala-day { font-size: .72em; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 10px 0 4px; font-weight: 700; }
.bp-sala-day:first-child { margin-top: 0; }

@media (max-width: 600px) {
  .bp-app-main { padding: 24px 16px; }
  .bp-form-row { grid-template-columns: 1fr; }
}