/* ===================================================================
   Poggio Bustone 1208 — Design system
   Scritto a mano, nessuna dipendenza esterna (niente build step:
   fondamentale per un hosting come Aruba senza terminale/npm).
   Mobile-first, contrasto adeguato, stati mai affidati al solo colore.
   =================================================================== */

:root {
    /* Palette: pergamena chiara, pietra, ocra/marrone caldo. Niente
       estetica "videogioco medievale": toni tenui, molto contrasto testo. */
    --color-parchment: #faf6ee;
    --color-parchment-dark: #f0e8d8;
    --color-stone: #8a8478;
    --color-stone-dark: #4a463d;
    --color-ochre: #b5772e;
    --color-ochre-dark: #8f5c22;
    --color-brown: #5c4632;
    --color-text: #2e2822;
    --color-text-muted: #6b6255;
    --color-white: #ffffff;

    --color-success: #2f6b3f;
    --color-success-bg: #e4f2e6;
    --color-danger: #a53a2c;
    --color-danger-bg: #fbe9e5;
    --color-warning: #92650f;
    --color-warning-bg: #fbf0dc;
    --color-navy: #1e3a5f;
    --color-navy-dark: #14283f;

    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 2px 10px rgba(74, 60, 30, 0.12);

    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: Georgia, 'Times New Roman', serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-parchment);
    color: var(--color-text);
    line-height: 1.5;
    font-size: 16px;
}

h1, h2, h3 { font-family: var(--font-display); color: var(--color-brown); line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: 1.85rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

a { color: var(--color-ochre-dark); }

.container { max-width: 640px; margin: 0 auto; padding: 0 16px; }

/* --- Header / branding ------------------------------------------- */
.app-header {
    background: var(--color-brown);
    color: var(--color-parchment);
    padding: 18px 16px;
    text-align: center;
}
.app-header .eyebrow { font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.8; }
.app-header h1 { color: var(--color-parchment); margin: 0; font-size: 2.1rem; font-weight: 800; letter-spacing: 0.01em; }
.app-header h1 a { color: inherit; text-decoration: none; }
.app-header h1 a:hover { opacity: 0.85; }
.app-header .subtitle { font-family: var(--font-display); font-style: italic; opacity: 0.9; margin-top: 4px; font-size: 1.05rem; }

main { padding: 20px 0 60px; min-height: 60vh; }

/* --- Bottoni: grandi, alto contrasto, mai il solo colore a indicare stato --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 16px 20px;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    min-height: 52px; /* target touch adeguato */
}
.btn-primary { background: var(--color-ochre); color: var(--color-white); }
.btn-primary:hover, .btn-primary:focus { background: var(--color-ochre-dark); }
.btn-secondary { background: var(--color-white); color: var(--color-brown); border-color: var(--color-stone); }
.btn-secondary:hover { background: var(--color-parchment-dark); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-block-group { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }

/* --- Card ----------------------------------------------------------- */
.card {
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 16px;
    border: 1px solid var(--color-parchment-dark);
}

/* --- Form ------------------------------------------------------------ */
label { display: block; font-weight: 600; margin-bottom: 6px; color: var(--color-brown); }
input[type=text], input[type=email], input[type=tel], input[type=number], select, textarea {
    width: 100%;
    padding: 13px 14px;
    font-size: 1rem;
    border: 2px solid var(--color-parchment-dark);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-text);
    margin-bottom: 16px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-ochre); }
.field-error { color: var(--color-danger); font-size: 0.9rem; margin: -12px 0 16px; }
.checkbox-row { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 16px; }
.checkbox-row input { width: 20px; height: 20px; margin-top: 2px; flex-shrink: 0; }
.checkbox-row label { font-weight: 400; margin: 0; }

/* --- Fasce orarie / slot selector -------------------------------------- */
.slot-list { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.slot-option {
    display: block;
    border: 2px solid var(--color-parchment-dark);
    border-radius: var(--radius);
    padding: 14px 16px;
    cursor: pointer;
    background: var(--color-white);
}
.slot-option:has(input:checked) { border-color: var(--color-ochre); background: #fdf6ec; }
.slot-option input { margin-right: 10px; }
.slot-option.is-full { opacity: 0.55; cursor: not-allowed; }
.slot-time { font-weight: 700; font-size: 1.1rem; }
.slot-avail { font-size: 0.9rem; margin-top: 3px; }
.slot-avail.ok { color: var(--color-success); }
.slot-avail.low { color: var(--color-warning); font-weight: 700; }
.slot-avail.full { color: var(--color-danger); font-weight: 700; }

/* --- Badge di stato: testo sempre presente, non solo colore ----------- */
.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 0.8rem; font-weight: 700; }
.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }

/* --- Riepilogo prenotazione -------------------------------------------- */
.summary-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--color-parchment-dark); }
.summary-row:last-child { border-bottom: none; }
.summary-label { color: var(--color-text-muted); }
.summary-value { font-weight: 600; text-align: right; }

/* --- Pass / QR ----------------------------------------------------------- */
.pass-card { text-align: center; }
.pass-card .qr-wrapper { display: flex; justify-content: center; margin: 16px 0; padding: 16px; background: var(--color-white); border-radius: var(--radius-sm); }
.pass-code { font-family: monospace; font-size: 1.2rem; letter-spacing: 0.05em; color: var(--color-brown); }

/* --- Passaporto cantine --------------------------------------------------- */
.cellar-list { list-style: none; margin: 0; padding: 0; }
.cellar-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--color-parchment-dark); }
.cellar-item:last-child { border-bottom: none; }
.cellar-check {
    width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.95rem;
    border: 2px solid var(--color-stone);
    color: var(--color-stone);
}
.cellar-item.visited .cellar-check { background: var(--color-success); border-color: var(--color-success); color: var(--color-white); }
.cellar-item.visited .cellar-name { text-decoration: line-through; color: var(--color-text-muted); }
.cellar-name { font-weight: 600; }
.cellar-dish { font-size: 0.9rem; color: var(--color-text-muted); }
.progress-bar-track { background: var(--color-parchment-dark); border-radius: 999px; height: 10px; overflow: hidden; margin: 12px 0; }
.progress-bar-fill { background: var(--color-ochre); height: 100%; }

/* --- Scanner staff: interfaccia grande, essenziale, ad alto contrasto --- */
.scanner-page { background: var(--color-stone-dark); min-height: 100vh; color: var(--color-white); }
.scanner-page .app-header { background: transparent; }
#scanner-reader { width: 100%; max-width: 480px; margin: 0 auto; border-radius: var(--radius); overflow: hidden; }

/* Selettore cantina: prima ereditava il testo bianco della pagina scura su
   sfondo chiaro di default del browser (illeggibile). Ora sfondo blu scuro
   dedicato + testo bianco esplicito, per un contrasto sempre alto a
   prescindere dal tema del browser/dispositivo. */
.cellar-select-wrapper select {
    background: var(--color-navy);
    color: var(--color-white);
    border: 2px solid var(--color-navy-dark);
    font-weight: 600;
}
.cellar-select-wrapper select:focus { border-color: var(--color-white); outline: none; }
.cellar-select-wrapper select option { background: var(--color-navy); color: var(--color-white); }

/* Overlay centrato a schermo intero: il messaggio non sparisce da solo,
   resta finché lo staff non lo conferma esplicitamente. */
.scan-overlay {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(20, 16, 10, 0.82);
    z-index: 1000;
    padding: 20px;
}
.scan-overlay.visible { display: flex; }
.scan-result {
    width: 100%;
    max-width: 420px;
    padding: 32px 24px;
    border-radius: var(--radius);
    text-align: center;
    font-size: 1.5rem;
    font-weight: 800;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
.scan-result .scan-icon { font-size: 3.5rem; display: block; margin-bottom: 14px; }
.scan-result.result-ok { background: var(--color-success); color: white; }
.scan-result.result-error { background: var(--color-danger); color: white; }
.scan-result .scan-detail { font-size: 1.05rem; font-weight: 400; margin-top: 10px; }
.scan-result .scan-payment {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 2px solid rgba(255,255,255,0.3);
    font-size: 1rem;
}
.scan-result .scan-actions { margin-top: 22px; display: flex; flex-direction: column; gap: 10px; }
.scan-result .btn { font-size: 1.1rem; }
.scan-result .btn-confirm { background: white; color: var(--color-text); }
.scan-result .btn-pay { background: var(--color-ochre); color: white; }
.scan-result .btn-pay:disabled { opacity: 0.6; }

/* --- Utility ---------------------------------------------------------- */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-20 { margin-top: 20px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.chip { background: #009900; border-radius: 999px; padding: 6px 12px; font-size: 1rem;font-weight: bold; }

footer.app-footer { text-align: center; padding: 20px; color: var(--color-text-muted); font-size: 0.85rem; }

/* --- Admin: nav, tabelle, form compatti ------------------------------- */
.admin-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.admin-nav a {
    padding: 8px 14px; border-radius: 999px; font-size: 0.85rem; font-weight: 600;
    background: var(--color-white); border: 1px solid var(--color-parchment-dark);
    color: var(--color-brown); text-decoration: none;
}
.admin-nav a.active { background: var(--color-brown); color: var(--color-white); border-color: var(--color-brown); }

.data-table { width: 100%; border-collapse: collapse; background: var(--color-white); border-radius: var(--radius-sm); overflow: hidden; font-size: 0.9rem; }
.data-table th, .data-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--color-parchment-dark); }
.data-table th { background: var(--color-parchment-dark); color: var(--color-brown); font-weight: 700; white-space: nowrap; }
.data-table tr:last-child td { border-bottom: none; }
.table-scroll { overflow-x: auto; margin-bottom: 16px; -webkit-overflow-scrolling: touch; }

.kpi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 20px; }
.kpi-card { background: var(--color-white); border-radius: var(--radius); padding: 16px; text-align: center; box-shadow: var(--shadow); }
.kpi-value { font-size: 1.8rem; font-weight: 800; color: var(--color-brown); font-family: var(--font-display); }
.kpi-label { font-size: 0.8rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }

.inline-form { display: inline; }
.form-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.form-row input, .form-row select { margin-bottom: 0; width: auto; flex: 1; min-width: 120px; }
.btn-sm { padding: 8px 14px; font-size: 0.85rem; min-height: auto; width: auto; }
.btn-danger { background: var(--color-danger); color: white; }
.btn-danger:hover { opacity: 0.9; }

.livello-normale { color: var(--color-success); font-weight: 700; }
.livello-affollata { color: var(--color-warning); font-weight: 700; }
.livello-critica { color: var(--color-danger); font-weight: 700; }

.flash-message { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-weight: 600; }
.flash-success { background: var(--color-success-bg); color: var(--color-success); }
.flash-error { background: var(--color-danger-bg); color: var(--color-danger); }

/* --- Messaggio centrato generico (tema chiaro), usato in tutto il sito
   per notifiche di successo/errore: appare al centro dello schermo, non
   scompare da solo, richiede un tap esplicito per chiudersi. Stesso
   principio dell'overlay dello scanner (vedi .scan-overlay più sotto),
   solo con la palette chiara invece che scura, per restare coerente con
   il resto delle pagine pubbliche/admin. --- */
.msg-overlay {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(46, 40, 34, 0.6);
    z-index: 2000;
    padding: 20px;
}
.msg-overlay.visible { display: flex; }
.msg-panel {
    width: 100%;
    max-width: 400px;
    padding: 28px 24px;
    border-radius: var(--radius);
    text-align: center;
    background: var(--color-white);
    color: var(--color-text);
    box-shadow: 0 10px 34px rgba(0,0,0,0.3);
    border-top: 6px solid var(--color-stone);
}
.msg-panel.msg-success { border-top-color: var(--color-success); }
.msg-panel.msg-error { border-top-color: var(--color-danger); }
.msg-panel .msg-icon { font-size: 2.6rem; display: block; margin-bottom: 10px; }
.msg-panel .msg-text { font-size: 1.15rem; font-weight: 700; }
.msg-panel .btn { margin-top: 22px; }

@media (min-width: 640px) {
    .container { padding: 0 24px; }
    .btn { width: auto; }
}