:root {
    --ink: #1a2421;
    --ink-soft: #5b665f;
    --accent: #1f3a3d;
    --accent-light: #2f5458;
    --bg: #f5f4f1;
    --panel: #ffffff;
    --border: #e6e4de;
    --good: #2f7a4f;
    --warn: #b5842a;
    --line-track: #edece7;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
}

.topbar {
    background: var(--accent);
    color: #fff;
}
.topbar-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
    width: 36px; height: 36px;
    border: 1px solid rgba(255,255,255,0.35);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 13px; letter-spacing: 0.5px;
}
.brand-title { font-weight: 600; font-size: 14px; }
.brand-sub { font-size: 12px; opacity: 0.7; font-style: italic; }
.funnel-name { font-size: 14px; opacity: 0.9; }
.topbar-right { display: flex; align-items: center; gap: 18px; }
.nav-link {
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    opacity: 0.85;
    border: 1px solid rgba(255,255,255,0.35);
    border-radius: 8px;
    padding: 6px 12px;
}
.nav-link:hover { opacity: 1; }

.wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding: 32px 24px 60px;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}
.kpi-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}
.kpi-card.accent { border-color: var(--accent-light); background: #f4f8f7; }
.kpi-value { font-size: 30px; font-weight: 650; letter-spacing: -0.5px; color: var(--accent); }
.kpi-label { font-size: 13px; color: var(--ink-soft); margin-top: 4px; }

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}
.panel h2 {
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 18px;
    color: var(--ink);
}

.funnel-row {
    display: grid;
    grid-template-columns: 160px 1fr 90px;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
}
.funnel-label { font-size: 13px; color: var(--ink-soft); }
.funnel-bar-track {
    background: var(--line-track);
    border-radius: 6px;
    height: 22px;
    overflow: hidden;
}
.funnel-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-light), var(--accent));
    border-radius: 6px;
    min-width: 3px;
    transition: width 0.3s ease;
}
.funnel-count { font-size: 13px; text-align: right; font-weight: 600; }
.funnel-pct { font-weight: 400; color: var(--ink-soft); }
.funnel-footnote { font-size: 12px; color: var(--ink-soft); margin: 14px 0 0; }

.funnel-esiti {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}
.funnel-esiti-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    padding: 6px 0;
}
.funnel-esiti-label { color: var(--ink-soft); }
.funnel-esiti-count { font-weight: 600; }

.sankey-wrap { width: 100%; overflow-x: auto; }
.sankey-svg { width: 100%; height: auto; min-width: 640px; display: block; }
.sankey-label {
    font-size: 11px; fill: var(--ink); font-weight: 600;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.sankey-value {
    font-size: 11px; fill: var(--ink-soft);
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
    text-align: left;
    font-weight: 600;
    color: var(--ink-soft);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    padding: 0 0 10px;
    border-bottom: 1px solid var(--border);
}
.table td {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}
.table tr:last-child td { border-bottom: none; }
.table .muted { color: var(--ink-soft); }
.table .empty { color: var(--ink-soft); text-align: center; padding: 24px 0; }

.tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 20px;
}
.tag-in { background: #eaf5ee; color: var(--good); }
.tag-out { background: #f0f0ee; color: var(--ink-soft); }
.tag-qual { background: #fdf3e2; color: var(--warn); }
.tag-appt { background: #eaf5ee; color: var(--good); }

.footer {
    text-align: center;
    font-size: 12px;
    color: var(--ink-soft);
    padding: 20px 0 40px;
}

.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.login-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    width: 100%;
    max-width: 320px;
    text-align: center;
}
.login-box .brand-mark {
    width: 40px; height: 40px;
    margin: 0 auto 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 14px;
    color: var(--accent);
}
.login-box h1 { font-size: 16px; margin: 0 0 4px; color: var(--ink); }
.login-box .muted { color: var(--ink-soft); font-size: 13px; margin: 0 0 20px; }
.login-box input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 12px;
    box-sizing: border-box;
}
.login-box button {
    width: 100%;
    padding: 10px 12px;
    border: none;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}
.login-error { color: #b23b3b; font-size: 13px; margin: 0 0 12px; }

.banner {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 20px;
}
.banner-ok { background: #eaf5ee; color: var(--good); }
.banner-error { background: #fbeaea; color: #b23b3b; }

.form-stack { display: flex; flex-direction: column; gap: 12px; }
.form-stack label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    color: var(--ink-soft);
}
.form-stack input[type="text"],
.form-stack input[type="file"] {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    font-family: inherit;
}
.form-stack button {
    align-self: flex-start;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
}
.form-stack code {
    background: var(--line-track);
    padding: 1px 5px;
    border-radius: 4px;
}

.btn-toggle {
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--panel);
    color: var(--ink);
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
.btn-toggle:hover { border-color: var(--accent-light); }

.qr-code {
    display: block;
    width: 260px;
    max-width: 100%;
    margin: 8px 0;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    background: #fff;
}

@media (max-width: 760px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .two-col { grid-template-columns: 1fr; }
    .funnel-row { grid-template-columns: 100px 1fr 70px; }
}