:root {
    /* Palette studio: blu notte + oro caldo su carta chiara */
    --navy: #242c51;
    --navy-dark: #1a2140;
    --gold: #c19a4b;
    --gold-dark: #a8823a;
    --bg: #f6f5f2;
    --card: #ffffff;
    --ink: #1f2733;
    --muted: #6b7280;
    --border: #e4e1d9;
    --danger: #b91c1c;
    --ok: #15803d;

    /* Tipografia: serif per titoli/brand, sans per interfaccia */
    --font-head: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

h1, h2, h3 { font-family: var(--font-head); color: var(--navy); font-weight: 700; }
h1 { font-size: 1.7rem; margin: 0 0 1rem; }
h2 { font-size: 1.2rem; margin: 1.2rem 0 .6rem; }

/* ---- Topbar ---- */
.topbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--navy);
    padding: 0 1.5rem;
    height: 62px;
    box-shadow: 0 2px 6px rgba(26,33,64,.18);
}
.topbar .brand { display: flex; align-items: center; gap: .7rem; }
.topbar .brand:hover { text-decoration: none; }
.brand-logo { height: 38px; width: auto; display: block; }
.brand-app {
    color: #fff; font-family: var(--font-head); font-size: 1.15rem; font-weight: 700;
    padding-left: .7rem; border-left: 1px solid rgba(255,255,255,.25);
}
.topbar nav { display: flex; gap: 1.4rem; flex: 1; }
.topbar nav a { color: rgba(255,255,255,.82); font-weight: 500; font-size: .95rem; }
.topbar nav a:hover { color: #fff; text-decoration: none; }
.topbar .user { display: flex; align-items: center; gap: .8rem; color: rgba(255,255,255,.7); font-size: .88rem; }
.topbar .logout { color: var(--gold); font-weight: 600; }
.topbar .logout:hover { color: #fff; }
.topbar .acct { color: rgba(255,255,255,.82); font-weight: 500; }
.topbar .acct:hover { color: #fff; }

.container { max-width: 1100px; width: 100%; margin: 0 auto; padding: 1.8rem 1.5rem; flex: 1; }

.muted { color: var(--muted); }

/* ---- Footer ---- */
.site-footer {
    text-align: center;
    padding: 1rem 1.5rem;
    font-size: .82rem;
    color: var(--muted);
    background: #fff;
    border-top: 1px solid var(--border);
}
.site-footer strong { color: var(--navy); font-weight: 600; }

/* ---- Card ---- */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.3rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 1px 3px rgba(36,44,81,.06);
}

/* ---- Stats / shortcuts ---- */
.stats { display: flex; gap: 1rem; margin-bottom: 1rem; }
.stat { text-align: center; flex: 1; border-top: 3px solid var(--gold); }
.stat-num { font-family: var(--font-head); font-size: 2.2rem; font-weight: 700; color: var(--navy); }
.stat-lbl { color: var(--muted); font-size: .9rem; }
.shortcuts { display: flex; gap: .6rem; margin-bottom: 1.5rem; flex-wrap: wrap; }

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    padding: .55rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--navy);
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    font-size: .93rem;
}
.btn:hover { text-decoration: none; background: #faf9f6; border-color: var(--gold); }
.btn.primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.primary:hover { background: var(--navy-dark); border-color: var(--navy-dark); }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.danger:hover:not(:disabled) { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.form-hint { font-size: .85rem; color: var(--muted, #6b7280); margin: .2rem 0 .4rem; line-height: 1.4; }

.link { background: none; border: none; color: var(--navy); cursor: pointer; padding: 0 .3rem; font-size: .93rem; font-weight: 500; }
.link.danger { color: var(--danger); }

/* ---- Tables ---- */
.table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; }
.table th, .table td { text-align: left; padding: .65rem .7rem; border-bottom: 1px solid var(--border); font-size: .91rem; }
.table th { background: #faf9f6; color: var(--navy); font-weight: 600; font-size: .82rem; text-transform: uppercase; letter-spacing: .03em; }
.table tbody tr:hover { background: #fcfbf8; }

.badge { padding: .18rem .6rem; border-radius: 999px; font-size: .76rem; font-weight: 700; }
.badge.generata { background: #dcfce7; color: var(--ok); }
.badge.bozza { background: #fef3c7; color: #b45309; }

/* ---- Forms ---- */
.grid-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: .85rem; }
.grid-form label { display: flex; flex-direction: column; font-size: .82rem; color: var(--muted); gap: .28rem; font-weight: 500; }
.grid-form input, .grid-form select {
    padding: .5rem .65rem; border: 1px solid var(--border); border-radius: 8px; font-size: .95rem; color: var(--ink);
    font-family: var(--font-body); background: #fff;
}
.grid-form input:focus, .grid-form select:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(36,44,81,.1); }
.grid-form .form-actions { grid-column: 1 / -1; display: flex; gap: .6rem; }
.checkbox { flex-direction: row !important; align-items: center; gap: .4rem !important; }

/* ---- Login ---- */
.login-wrap { display: flex; justify-content: center; align-items: center; flex: 1; }
.login-card { width: 380px; text-align: center; padding: 2rem 1.8rem; border-top: 4px solid var(--gold); }
.login-logo { height: 62px; width: auto; max-width: 100%; margin-bottom: .6rem; }
.login-card h1 { font-size: 1.5rem; margin: .2rem 0; }
.login-card form { display: flex; flex-direction: column; gap: .85rem; text-align: left; margin-top: 1.2rem; }
.login-card label { display: flex; flex-direction: column; font-size: .82rem; color: var(--muted); gap: .28rem; font-weight: 500; }
.login-card input { padding: .58rem .65rem; border: 1px solid var(--border); border-radius: 8px; }
.login-card input:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(36,44,81,.1); }

/* ---- Alerts ---- */
.alert { padding: .65rem .85rem; border-radius: 8px; margin: .6rem 0; font-size: .9rem; }
.alert.error { background: #fee2e2; color: var(--danger); }
.alert.warn { background: #fef3c7; color: #b45309; }
.alert.info { background: #e8f0fe; color: var(--navy); }

/* ---- Filters ---- */
.filters { display: flex; gap: .6rem; margin-bottom: 1rem; flex-wrap: wrap; }
.filters input, .filters select { padding: .48rem .65rem; border: 1px solid var(--border); border-radius: 8px; font-family: var(--font-body); }

/* ---- Detail ---- */
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem 1.5rem; }
.detail-grid .lbl { display: block; color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: .1rem; }

.xml-preview {
    background: var(--navy-dark); color: #e2e8f0; padding: 1rem; border-radius: 8px;
    overflow-x: auto; font-size: .82rem; line-height: 1.45; white-space: pre;
    font-family: "Cascadia Code", Consolas, "Courier New", monospace;
}

.err-list { margin: 0; padding-left: 1.2rem; color: var(--danger); font-size: .9rem; }
.err-list li { margin-bottom: .3rem; }

.disclaimer { border-left: 4px solid #b45309; line-height: 1.45; }
.logical-path { display: inline-block; background: #faf9f6; border: 1px solid var(--border); border-radius: 6px; padding: .3rem .6rem; font-size: .95rem; }

/* ---- Admin ---- */
.admin-tabs { display: flex; gap: .5rem; margin-bottom: 1.2rem; flex-wrap: wrap; }

/* ---- Azioni elenco / download ---- */
.list-actions { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .6rem; flex-wrap: wrap; }

/* ---- Verifica multi-fattura ---- */
.verify-actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.verify-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.verify-bar h2 { margin: .4rem 0; }
.invoice-card { border-left: 4px solid var(--gold); }
.invoice-card-head { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin-bottom: .6rem; }
.inv-filename { font-weight: 600; color: var(--navy); word-break: break-all; }
.inv-result { margin-top: .4rem; }

.spinner {
    display: inline-block; width: 16px; height: 16px; border: 2px solid var(--border);
    border-top-color: var(--navy); border-radius: 50%; animation: spin .7s linear infinite;
    vertical-align: middle; margin-right: .5rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 640px) {
    .grid-form, .detail-grid, .stats { grid-template-columns: 1fr; }
    .stats { flex-direction: column; }
    .topbar { flex-wrap: wrap; height: auto; padding: .6rem 1rem; gap: .8rem; }
    .topbar nav { order: 3; flex-basis: 100%; }
}