/* =============================================================================
   Calendario Ermes Digital - Stili
   ========================================================================== */
:root {
    --brand: #0b5cff;
    --brand-dark: #0846c4;
    --accent: var(--brand);
    --ink: #1f2937;
    --ink-soft: #6b7280;
    --line: #e5e7eb;
    --bg: #f4f6fb;
    --card: #ffffff;
    --ok: #16a34a;
    --danger: #ef4444;
    --radius: 12px;
    --shadow: 0 2px 14px rgba(17, 24, 39, .07);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

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

.container { width: 100%; max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* ---- Header / footer pubblici ---- */
.site-header { background: var(--card); border-bottom: 1px solid var(--line); }
.site-header .container { display: flex; align-items: center; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark {
    display: inline-grid; place-items: center;
    width: 34px; height: 34px; border-radius: 9px;
    background: var(--brand); color: #fff; font-weight: 700;
}
.brand-name { font-size: 17px; }

.main-content { padding-top: 36px; padding-bottom: 60px; min-height: 60vh; }

.site-footer { border-top: 1px solid var(--line); background: var(--card); }
.site-footer .container { padding: 22px 20px; }
.site-footer p { margin: 0; color: var(--ink-soft); font-size: 13px; }

/* ---- Hero ---- */
.hero { text-align: center; margin-bottom: 36px; }
.hero h1 { font-size: 30px; margin: 0 0 10px; }
.lead { color: var(--ink-soft); font-size: 17px; margin: 0; }

/* ---- Grid tipi evento ---- */
.event-type-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.event-card {
    position: relative; display: flex; align-items: stretch;
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    overflow: hidden; box-shadow: var(--shadow); color: var(--ink);
    transition: transform .12s ease, box-shadow .12s ease;
}
.event-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(17,24,39,.12); text-decoration: none; }
.event-card-bar { width: 6px; background: var(--accent); flex: 0 0 6px; }
.event-card-body { padding: 18px 20px; flex: 1; }
.event-card-body h2 { font-size: 18px; margin: 0 0 6px; }
.event-card-desc { color: var(--ink-soft); font-size: 14px; margin: 0 0 12px; }
.event-card-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.meta-chip { font-size: 13px; background: var(--bg); border-radius: 20px; padding: 3px 11px; color: var(--ink-soft); }
.event-card-arrow { display: grid; place-items: center; padding: 0 18px; color: var(--accent); font-size: 20px; }

.back-link { display: inline-block; margin-bottom: 18px; color: var(--ink-soft); font-size: 14px; background: none; border: none; cursor: pointer; padding: 0; font-family: inherit; }
.back-link:hover { color: var(--ink); text-decoration: none; }

/* ---- Layout prenotazione ---- */
.booking-layout {
    display: grid; grid-template-columns: 300px 1fr; gap: 0;
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    overflow: hidden; box-shadow: var(--shadow);
}
.booking-info { position: relative; padding: 28px; border-right: 1px solid var(--line); }
.booking-info .event-card-bar { position: absolute; left: 0; top: 0; bottom: 0; }
.booking-info h1 { font-size: 22px; margin: 4px 0 18px; }
.booking-info-meta p { margin: 6px 0; color: var(--ink-soft); font-size: 14px; }
.booking-info-desc { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); font-size: 14px; color: var(--ink-soft); }
.booking-host { margin-top: 18px; font-size: 14px; }
.booking-picker { padding: 28px; }
.booking-picker h2 { font-size: 18px; margin: 0 0 18px; }
.picker-step.hidden { display: none; }

/* ---- Calendario ---- */
.calendar { max-width: 360px; }
.calendar-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.cal-title { font-weight: 600; text-transform: capitalize; }
.cal-nav { width: 34px; height: 34px; border: 1px solid var(--line); background: var(--card); border-radius: 8px; cursor: pointer; font-size: 18px; color: var(--ink); }
.cal-nav:hover:not(:disabled) { background: var(--bg); }
.cal-nav:disabled { opacity: .35; cursor: not-allowed; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-dow { text-align: center; font-size: 12px; color: var(--ink-soft); padding: 6px 0; font-weight: 600; }
.cal-day { aspect-ratio: 1; border: none; background: none; border-radius: 8px; cursor: pointer; font-family: inherit; font-size: 14px; color: var(--ink); position: relative; }
.cal-day.empty { cursor: default; }
.cal-day.available { background: #eaf1ff; color: var(--brand); font-weight: 600; }
.cal-day.available:hover { background: var(--brand); color: #fff; }
.cal-day.selected { background: var(--brand); color: #fff; }
.cal-day.disabled { color: #c7ccd6; cursor: not-allowed; }

/* ---- Slots ---- */
.slots { margin-top: 22px; }
.slots-placeholder, .slots-empty { color: var(--ink-soft); font-size: 14px; }
.slots-date { font-weight: 600; margin: 0 0 12px; text-transform: capitalize; }
.slots-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 8px; max-height: 320px; overflow-y: auto; }
.slot-btn {
    padding: 11px 0; border: 1px solid var(--brand); color: var(--brand); background: var(--card);
    border-radius: 8px; cursor: pointer; font-family: inherit; font-size: 14px; font-weight: 600; transition: all .1s;
}
.slot-btn:hover { background: var(--brand); color: #fff; }
.spinner { color: var(--ink-soft); font-size: 14px; }

/* ---- Form ---- */
.selected-slot { background: #eaf1ff; color: var(--brand-dark); padding: 10px 14px; border-radius: 8px; font-weight: 600; margin-bottom: 18px; }
.booking-form label, .auth-form label, .form-grid label { display: block; margin-bottom: 16px; font-size: 14px; font-weight: 500; }
.booking-form input, .booking-form textarea,
.auth-form input,
.form-grid input, .form-grid textarea, .form-grid select {
    display: block; width: 100%; margin-top: 6px; padding: 10px 12px;
    border: 1px solid var(--line); border-radius: 8px; font-family: inherit; font-size: 15px; color: var(--ink); background: #fff;
}
.form-grid input[type="color"] { height: 42px; padding: 4px; }
.booking-form input:focus, .booking-form textarea:focus,
.auth-form input:focus,
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus {
    outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(11,92,255,.12);
}

/* ---- Bottoni ---- */
.btn {
    display: inline-block; padding: 11px 20px; border-radius: 8px; font-weight: 600; font-size: 15px;
    cursor: pointer; border: 1px solid transparent; font-family: inherit; text-align: center; transition: all .1s;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-outline { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-outline:hover { background: var(--bg); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #d22; }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-link { background: none; border: none; color: var(--brand); cursor: pointer; font-family: inherit; font-size: 14px; padding: 0; }
.btn-link:hover { text-decoration: underline; }
.btn-link.danger { color: var(--danger); }
.btn-icon { background: none; border: none; color: var(--ink-soft); cursor: pointer; font-size: 14px; }
.btn-icon:hover { color: var(--danger); }

/* ---- Conferma ---- */
.confirm-box { max-width: 520px; margin: 0 auto; text-align: center; }
.confirm-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--ok); color: #fff; font-size: 32px; display: grid; place-items: center; margin: 0 auto 18px; }
.confirm-box h1 { font-size: 26px; margin: 0 0 10px; }
.confirm-details { display: flex; text-align: left; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin: 24px 0; box-shadow: var(--shadow); }
.confirm-details .event-card-bar { width: 6px; flex: 0 0 6px; background: var(--accent); }
.confirm-details-body { padding: 18px 22px; }
.confirm-details-body h2 { margin: 0 0 10px; font-size: 18px; }
.confirm-details-body p { margin: 5px 0; color: var(--ink-soft); }
.confirm-actions { display: flex; gap: 14px; align-items: center; justify-content: center; flex-wrap: wrap; margin-top: 20px; }
.error-code { font-size: 64px; font-weight: 800; color: var(--brand); }

/* ---- Alert ---- */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 14px; }
.alert-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }

.empty-state { text-align: center; color: var(--ink-soft); padding: 40px; }

/* =============================================================================
   AUTH
   ========================================================================== */
.auth-page { display: grid; place-items: center; min-height: 100vh; background: linear-gradient(135deg, #0b5cff 0%, #0846c4 100%); }
.auth-wrap { width: 100%; max-width: 400px; padding: 20px; }
.auth-card { background: var(--card); border-radius: 16px; padding: 36px 32px; box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.auth-brand { text-align: center; margin-bottom: 26px; }
.auth-brand .brand-mark { width: 48px; height: 48px; font-size: 22px; margin: 0 auto 12px; }
.auth-brand h1 { font-size: 22px; margin: 0; }
.auth-brand p { color: var(--ink-soft); margin: 4px 0 0; font-size: 14px; }

/* =============================================================================
   ADMIN
   ========================================================================== */
body.admin { display: flex; min-height: 100vh; }
.sidebar { width: 250px; background: #0f172a; color: #cbd5e1; display: flex; flex-direction: column; flex-shrink: 0; }
.sidebar-brand { display: flex; align-items: center; gap: 12px; padding: 22px 22px; border-bottom: 1px solid rgba(255,255,255,.08); }
.sidebar-brand strong { color: #fff; display: block; font-size: 15px; }
.sidebar-brand small { color: #94a3b8; font-size: 12px; }
.sidebar-nav { flex: 1; padding: 16px 12px; display: flex; flex-direction: column; gap: 4px; }
.sidebar-nav a { color: #cbd5e1; padding: 10px 14px; border-radius: 8px; font-size: 14px; font-weight: 500; }
.sidebar-nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sidebar-nav a.active { background: var(--brand); color: #fff; }
.sidebar-footer { padding: 16px 22px; border-top: 1px solid rgba(255,255,255,.08); display: flex; flex-direction: column; gap: 10px; }
.sidebar-footer .link-muted, .sidebar-footer .btn-link { color: #94a3b8; font-size: 13px; text-align: left; }
.sidebar-footer .link-muted:hover, .sidebar-footer .btn-link:hover { color: #fff; }

.admin-main { flex: 1; padding: 32px 40px; max-width: 1000px; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; gap: 16px; flex-wrap: wrap; }
.page-header h1 { font-size: 24px; margin: 0; }
.page-sub { color: var(--ink-soft); margin: 4px 0 0; font-size: 14px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin-bottom: 20px; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 14px; font-size: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.card-head h3 { margin: 0; }
.cards-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.cards-row .card { margin-bottom: 0; }

.muted { color: var(--ink-soft); font-size: 14px; }
.hint { font-size: 13px; color: #b45309; background: #fffbeb; padding: 8px 12px; border-radius: 8px; margin-top: 12px; }
.status { font-weight: 600; margin: 0 0 4px; }
.status-ok { color: var(--ok); }
.status-off { color: var(--ink-soft); }
.stat-row { display: flex; gap: 28px; margin-bottom: 16px; }
.stat-num { display: block; font-size: 30px; font-weight: 700; }
.stat-label { font-size: 13px; color: var(--ink-soft); }

.data-table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-soft); padding: 0 12px 10px; border-bottom: 1px solid var(--line); }
.data-table td { padding: 14px 12px; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: top; }
.data-table tr:last-child td { border-bottom: none; }
.row-muted { opacity: .55; }
.row-actions { display: flex; gap: 12px; align-items: center; white-space: nowrap; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; vertical-align: middle; }

.badge { font-size: 12px; padding: 3px 10px; border-radius: 20px; background: var(--bg); color: var(--ink-soft); font-weight: 600; }
.badge-ok { background: #dcfce7; color: #15803d; }
.badge-off { background: #fee2e2; color: #b91c1c; }

.filter-tabs { display: flex; gap: 6px; }
.filter-tabs a { padding: 7px 14px; border-radius: 8px; font-size: 14px; color: var(--ink-soft); }
.filter-tabs a:hover { background: var(--card); text-decoration: none; }
.filter-tabs a.active { background: var(--brand); color: #fff; }

/* ---- Form admin ---- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid label.checkbox { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.form-grid label.checkbox input { width: auto; margin: 0; }
.form-actions { display: flex; gap: 12px; margin-top: 8px; }

/* ---- Disponibilità ---- */
.availability-list { display: flex; flex-direction: column; gap: 8px; margin: 18px 0; }
.avail-day { display: grid; grid-template-columns: 130px 1fr auto; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.avail-day-name { font-weight: 600; }
.avail-slots { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.avail-empty { color: var(--ink-soft); font-size: 14px; }
.avail-slot { display: inline-flex; align-items: center; gap: 8px; background: var(--bg); padding: 6px 10px; border-radius: 8px; }
.avail-slot input[type="time"] { border: 1px solid var(--line); border-radius: 6px; padding: 5px 8px; font-family: inherit; font-size: 14px; }

@media (max-width: 760px) {
    .booking-layout { grid-template-columns: 1fr; }
    .booking-info { border-right: none; border-bottom: 1px solid var(--line); }
    .form-grid { grid-template-columns: 1fr; }
    body.admin { flex-direction: column; }
    .sidebar { width: 100%; flex-direction: row; flex-wrap: wrap; }
    .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
    .admin-main { padding: 22px 18px; }
    .avail-day { grid-template-columns: 1fr; gap: 8px; }
}