/* ===========================================================
 *  buste-paga — tema moderno su Bootstrap 4
 *  Override visivi: tipografia, colori, card, spacing, badges.
 * =========================================================== */

:root {
    --bp-bg:           #f4f6fa;
    --bp-bg-alt:       #ffffff;
    --bp-surface:      #ffffff;
    --bp-border:       #dde3ec;
    --bp-border-soft:  #eaeef5;
    --bp-text:         #1a2433;
    --bp-text-muted:   #64748b;
    --bp-primary:      #0a2e5c;    /* blu notte oceanica Al Pentolone */
    --bp-primary-dark: #061f40;
    --bp-primary-soft: rgba(10,46,92,0.10);
    --bp-success:      #16a34a;
    --bp-warning:      #d97706;
    --bp-danger:       #dc2626;
    --bp-info:         #0369a1;
    --bp-accent:       #061d3a;
    --bp-shadow-sm:    0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.06);
    --bp-shadow-md:    0 4px 6px -1px rgba(15,23,42,0.06), 0 2px 4px -1px rgba(15,23,42,0.04);
    --bp-shadow-lg:    0 10px 15px -3px rgba(15,23,42,0.08), 0 4px 6px -2px rgba(15,23,42,0.04);
    --bp-radius-sm:    6px;
    --bp-radius:       10px;
    --bp-radius-lg:    14px;
}

* { box-sizing: border-box; }

html, body {
    background: var(--bp-bg);
    color: var(--bp-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
                 Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--bp-accent);
    font-weight: 600;
    letter-spacing: -0.01em;
}
h1 { font-size: 1.75rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }

a { color: var(--bp-primary); text-decoration: none; transition: color .15s; }
a:hover { color: var(--bp-primary-dark); text-decoration: none; }

/* ============ Layout ============ */
.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    background: var(--bp-surface);
    border-bottom: 1px solid var(--bp-border);
    padding: 14px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 10;
}
.app-topbar .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--bp-accent);
}
.app-topbar .brand img { height: 32px; }
.app-topbar .brand-title { font-size: 0.95rem; }
.app-topbar .brand-sub { font-size: 0.75rem; color: var(--bp-text-muted); font-weight: 400; }

.app-topbar .actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.app-topbar .user-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bp-bg);
    border-radius: 999px;
    font-size: 0.85rem;
    color: var(--bp-text);
    font-weight: 500;
}
.app-topbar .user-chip::before {
    content: "●";
    color: var(--bp-success);
    font-size: 0.7rem;
}

.app-main {
    flex: 1;
    padding: 32px 28px 48px;
    max-width: 1180px;
    width: 100%;
    margin: 0 auto;
}

/* Pagine "strette" (login, reset password) */
.auth-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(circle at 20% 20%, rgba(10,46,92,0.10), transparent 55%),
        radial-gradient(circle at 80% 80%, rgba(6,29,58,0.08), transparent 55%),
        var(--bp-bg);
}
.auth-card {
    background: var(--bp-surface);
    border-radius: var(--bp-radius-lg);
    box-shadow: var(--bp-shadow-lg);
    padding: 40px 36px;
    width: 100%;
    max-width: 420px;
    text-align: center;
}
.auth-card .logo { max-width: 180px; margin-bottom: 18px; }
.auth-card h2 { margin-bottom: 6px; }
.auth-card .subtitle { color: var(--bp-text-muted); margin-bottom: 24px; font-size: 0.9rem; }

/* ============ Card ============ */
.card-modern {
    background: var(--bp-surface);
    border-radius: var(--bp-radius);
    border: 1px solid var(--bp-border-soft);
    box-shadow: var(--bp-shadow-sm);
    padding: 24px 26px;
    margin-bottom: 24px;
}
.card-modern h3, .card-modern h2 {
    margin-top: 0;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.card-modern h3 .muted { font-weight: 400; color: var(--bp-text-muted); font-size: 0.9rem; }
.card-modern .card-hint { color: var(--bp-text-muted); font-size: 0.88rem; margin-top: -4px; margin-bottom: 18px; }

.card-section-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--bp-text-muted);
    margin-bottom: 8px;
    font-weight: 600;
}

/* ============ Form ============ */
.form-control {
    border-radius: var(--bp-radius-sm);
    border: 1px solid var(--bp-border);
    padding: 10px 13px;
    font-size: 0.95rem;
    transition: border-color .15s, box-shadow .15s;
}
.form-control:focus {
    border-color: var(--bp-primary);
    box-shadow: 0 0 0 3px var(--bp-primary-soft);
    outline: none;
}
.form-label, label { font-weight: 500; font-size: 0.88rem; color: var(--bp-text); margin-bottom: 4px; display: block; }
.form-group { margin-bottom: 16px; }

input[type="file"].form-control-file,
input[type="file"] {
    padding: 48px 24px;
    border: 2px dashed var(--bp-border);
    border-radius: var(--bp-radius);
    background: var(--bp-bg);
    cursor: pointer;
    transition: border-color .15s, background .15s;
    width: 100%;
    min-height: 160px;
    font-size: 0.95rem;
    color: var(--bp-text-muted);
    text-align: center;
}
input[type="file"]:hover,
#upload-dropzone.dragging input[type="file"] {
    border-color: var(--bp-primary);
    background: #eef3fb;
    color: var(--bp-primary);
}
#upload-dropzone.dragging {
    transform: scale(1.01);
    transition: transform .15s;
}

/* ============ Bottoni ============ */
.btn {
    border-radius: var(--bp-radius-sm);
    font-weight: 500;
    padding: 8px 16px;
    font-size: 0.9rem;
    letter-spacing: 0;
    transition: transform .05s, box-shadow .15s, background .15s;
    border: 1px solid transparent;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
    background: var(--bp-primary);
    border-color: var(--bp-primary);
    color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--bp-primary-dark);
    border-color: var(--bp-primary-dark);
    box-shadow: 0 0 0 3px var(--bp-primary-soft);
    color: #fff;
}

.btn-dark {
    background: var(--bp-accent);
    border-color: var(--bp-accent);
    color: #fff;
}
.btn-dark:hover, .btn-dark:focus, .btn-dark:active {
    background: #0d2a4d;
    border-color: #0d2a4d;
    color: #fff;
}

.btn-secondary {
    background: #fff;
    color: var(--bp-text);
    border-color: var(--bp-border);
}
.btn-secondary:hover { background: var(--bp-bg); color: var(--bp-text); }

.btn-info {
    background: var(--bp-info);
    border-color: var(--bp-info);
    color: white;
}
.btn-info:hover { background: #0369a1; border-color: #0369a1; color: white; }

.btn-warning {
    background: var(--bp-warning);
    border-color: var(--bp-warning);
    color: #fff;
}
.btn-warning:hover { background: #d97706; border-color: #d97706; color: #fff; }

.btn-danger {
    background: var(--bp-danger);
    border-color: var(--bp-danger);
    color: #fff;
}
.btn-danger:hover, .btn-danger:focus {
    background: #b91c1c;
    border-color: #b91c1c;
    color: #fff;
}

.btn-outline-danger {
    background: transparent;
    color: var(--bp-danger);
    border-color: var(--bp-danger);
}
.btn-outline-danger:hover {
    background: var(--bp-danger);
    color: white;
}

.btn-outline-warning {
    background: transparent;
    color: var(--bp-warning);
    border-color: var(--bp-warning);
}
.btn-outline-warning:hover {
    background: var(--bp-warning);
    color: white;
}

.btn-success {
    background: var(--bp-success);
    border-color: var(--bp-success);
    color: white;
}
.btn-success:hover { background: #15803d; border-color: #15803d; color: white; }

.btn-lg { padding: 12px 22px; font-size: 1rem; }
.btn-sm { padding: 5px 11px; font-size: 0.82rem; }
.btn-block, .btn.w-100 { width: 100%; }

.btn-group-modern {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ============ Tabelle ============ */
.table {
    background: transparent;
    border-collapse: separate;
    border-spacing: 0;
}
.table thead th {
    background: var(--bp-bg);
    border-top: 1px solid var(--bp-border);
    border-bottom: 1px solid var(--bp-border);
    color: var(--bp-text-muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 12px;
    vertical-align: middle;
}
.table tbody td, .table tbody th {
    padding: 12px;
    vertical-align: middle;
    font-weight: 400;
    border-top: 1px solid var(--bp-border-soft);
    background: var(--bp-surface);
    font-size: 0.92rem;
}
.table tbody tr:hover td, .table tbody tr:hover th { background: #fafbfc; }
.table .nomefile { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.85rem; word-break: break-all; }

/* ============ Badge ============ */
.badge-modern {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.badge-ok        { background: #dcfce7; color: #166534; }
.badge-warn      { background: #fef3c7; color: #92400e; }
.badge-err       { background: #fee2e2; color: #991b1b; }
.badge-info      { background: #dbeafe; color: #1e40af; }
.badge-neutral   { background: var(--bp-border-soft); color: var(--bp-text-muted); }
.badge-cud       { background: #ede9fe; color: #5b21b6; }
.badge-extra     { background: #ffedd5; color: #9a3412; }
.badge-monthly   { background: #dbeafe; color: #1e40af; }
.badge-unknown   { background: var(--bp-border-soft); color: var(--bp-text-muted); }

/* ============ Alert ============ */
.alert {
    border-radius: var(--bp-radius-sm);
    border: 1px solid transparent;
    padding: 12px 16px;
    font-size: 0.9rem;
}
.alert-danger  { background: #fee2e2; border-color: #fecaca; color: #991b1b; }
.alert-info    { background: #e0f2fe; border-color: #bae6fd; color: #075985; }
.alert-success { background: #dcfce7; border-color: #bbf7d0; color: #166534; }
.alert-warning { background: #fef3c7; border-color: #fde68a; color: #92400e; }

/* ============ Collapsible anni ============ */
.year-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 12px;
}
.year-tabs .mainExpand { display: inline-block; cursor: pointer; }
.year-tabs .btn {
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.texter { display: none; margin-top: 8px; }
.texter.active { display: block; }

/* ============ Empty state ============ */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--bp-text-muted);
}
.empty-state h4 {
    color: var(--bp-text);
    font-weight: 500;
    margin-bottom: 6px;
}
.empty-state .icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
    opacity: 0.4;
}

/* ============ Preview upload ============ */
.preview-summary {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin: 14px 0 20px;
}
.preview-stat {
    flex: 1;
    min-width: 130px;
    background: var(--bp-bg);
    border-radius: var(--bp-radius-sm);
    padding: 14px 16px;
    border-left: 3px solid var(--bp-border);
}
.preview-stat .label {
    font-size: 0.72rem;
    color: var(--bp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.preview-stat .value {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--bp-accent);
    line-height: 1.2;
}
.preview-stat.ok   { border-left-color: var(--bp-success); }
.preview-stat.warn { border-left-color: var(--bp-warning); }
.preview-stat.err  { border-left-color: var(--bp-danger); }

.confirm-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--bp-border-soft);
}

/* ============ Inline form (admin quarantena, crea utente) ============ */
.inline-form {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}
.inline-form .form-control { width: auto; min-width: 160px; }

/* ============ Responsive ============ */
@media (max-width: 640px) {
    .app-topbar { padding: 10px 16px; flex-direction: column; align-items: stretch; }
    .app-topbar .actions { justify-content: space-between; }
    .app-main { padding: 20px 14px 40px; }
    .card-modern { padding: 18px 16px; }
    .auth-card { padding: 28px 22px; }
    .preview-summary { flex-direction: column; }
}

/* ============ Scrollbar sottile ============ */
.scroll-area { max-height: 380px; overflow-y: auto; }
.scroll-area::-webkit-scrollbar { width: 8px; }
.scroll-area::-webkit-scrollbar-thumb { background: var(--bp-border); border-radius: 4px; }
.scroll-area::-webkit-scrollbar-thumb:hover { background: #cbd5e1; }

/* Nasconde visivamente ma resta cliccabile e attivabile da <label> */
.visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
    padding: 0; margin: -1px;
    border: 0;
}

/* ============ Lista utenti admin ============ */
.user-row {
    border-bottom: 1px solid var(--bp-border-soft);
}
.user-row:last-child { border-bottom: none; }

.user-row-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 4px 8px;
    border-radius: var(--bp-radius-sm);
    transition: background .1s;
}
.user-row-header:hover { background: var(--bp-bg); }

.user-row-toggle {
    flex: 1;
    padding: 8px 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    color: var(--bp-text);
}
.user-row-toggle.btn {
    flex: 0 0 auto;
    padding: 5px 11px;
}
.user-row-toggle .nomefile {
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.88rem;
    font-weight: 500;
}
.user-row-links {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
    opacity: 0.7;
    transition: opacity .1s;
}
.user-row:hover .user-row-links { opacity: 1; }

.user-row-form {
    display: none;
    gap: 8px;
    padding: 8px 12px 14px 12px;
    flex-wrap: wrap;
    align-items: center;
    background: var(--bp-bg);
    border-left: 3px solid var(--bp-primary);
}
.user-row-form.active { display: flex; }
.user-row-form .form-control { flex: 1; min-width: 220px; }

.user-row.hidden { display: none; }

/* ============ Utilities ============ */
.text-muted-sm { color: var(--bp-text-muted); font-size: 0.82rem; }
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.page-header h1 { margin: 0; }

code {
    background: var(--bp-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--bp-accent);
}

details summary {
    cursor: pointer;
    padding: 8px 0;
    font-weight: 500;
    color: var(--bp-text-muted);
}
details summary:hover { color: var(--bp-text); }