:root {
    --primary: #00BFB2;
    --secondary: #1E22AA;
    --neutral-light: #F3F3F3;
    --neutral-dark: #333333;
    --highlight: #1E22AA;
    --muted: #888;
    --ok: #2eb872;
    --warn: #e8a93b;
    --bad: #e34b3a;
    --info: #4a90e2;
    --card-bg: #ffffff;
    --border: #ddd;
}

* { box-sizing: border-box; }

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--neutral-light);
    color: var(--neutral-dark);
    line-height: 1.55;
}

header {
    background-color: var(--primary);
    color: white;
    text-align: center;
    padding: 18px 10px;
}
h1 { font-size: 1.9rem; font-weight: 700; margin: 0; }

main { padding: 18px; max-width: 900px; margin: 0 auto; }

section {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 14px 18px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}
section h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin: 0 0 10px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 6px;
    font-weight: 600;
}

p { font-size: 1rem; margin: 5px 0; }
p span.value { color: var(--highlight); font-weight: 600; }
p span.muted { color: var(--muted); font-style: italic; }

/* Badges (pílulas coloridas) */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.78rem;
    font-weight: 600;
    margin-left: 6px;
    vertical-align: middle;
}
.badge.ok { background: var(--ok); color: white; }
.badge.warn { background: var(--warn); color: #222; }
.badge.bad { background: var(--bad); color: white; }
.badge.info { background: var(--info); color: white; }
.badge.muted { background: #ddd; color: #555; }

/* Bloco contextual abaixo de badges */
.context-note {
    font-size: 0.88rem;
    color: var(--muted);
    margin: 4px 0 0 0;
    padding-left: 4px;
}

/* Mini gráfico de latência inline (SVG) */
.latency-chart {
    width: 100%;
    height: 60px;
    margin-top: 4px;
}

/* Linhas de resolver DNS */
.resolver-line {
    padding-left: 10px;
    border-left: 3px solid var(--primary);
    margin-bottom: 3px;
    font-size: 0.95rem;
}

/* Botão copiar */
.copy-button {
    padding: 8px 18px;
    background: var(--secondary);
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
.copy-button:hover { background: var(--primary); }

/* Token de atendimento */
.token-box {
    background: #eef;
    border: 1px dashed var(--secondary);
    padding: 8px 12px;
    border-radius: 6px;
    display: inline-block;
    font-family: 'SF Mono', Menlo, Consolas, monospace;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    color: var(--secondary);
    font-weight: 700;
    user-select: all;             /* triplo-clique seleciona tudo */
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.token-box:hover {
    background: #ddf;
    border-style: solid;
}
.token-box:focus {
    outline: 2px solid var(--info);
    outline-offset: 2px;
}
.token-box.copied {
    background: var(--ok);
    border-color: var(--ok);
    color: white;
}

/* Copy button feedback */
.copy-button.copied {
    background: var(--ok) !important;
}

/* Footer */
footer {
    background-color: var(--neutral-dark);
    color: white;
    text-align: center;
    padding: 12px 0;
    margin-top: 30px;
    font-size: 0.9rem;
}
footer p { margin: 0; }
.heart { color: var(--highlight); }

/* Tabela diag */
.diag-grid {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 6px 14px;
    font-size: 0.95rem;
}
.diag-grid dt { color: var(--muted); font-weight: 500; }
.diag-grid dd { margin: 0; font-weight: 600; color: var(--neutral-dark); font-family: 'SF Mono', Menlo, monospace; font-size: 0.9rem; }

/* MOS visual */
.mos-bar {
    display: inline-block;
    width: 240px;
    height: 14px;
    background: linear-gradient(to right, var(--bad), var(--warn), var(--ok));
    border-radius: 7px;
    position: relative;
    margin: 4px 0;
    vertical-align: middle;
}
.mos-marker {
    position: absolute;
    top: -3px;
    width: 4px;
    height: 20px;
    background: var(--neutral-dark);
    border-radius: 2px;
    transition: left 0.5s ease;
}

/* MTU bars */
.mtu-result {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 4px;
}
.mtu-sample {
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.82rem;
    font-family: 'SF Mono', Menlo, monospace;
}
.mtu-sample.spike { border-color: var(--warn); background: #fff5e0; }

/* Responsive */
@media (max-width: 600px) {
    main { padding: 12px; }
    h1 { font-size: 1.4rem; }
    .diag-grid { grid-template-columns: 1fr; }
    .diag-grid dt { color: var(--muted); margin-top: 6px; }
    .mos-bar { width: 100%; }
}

/* === diag_lookup.html (lookup form do atendente) === */
.lookup-card {
    max-width: 500px;
    margin: 30px auto;
}
.lookup-input-row {
    display: flex;
    gap: 6px;
}
.lookup-input {
    flex: 1;
    padding: 16px;
    font-size: 1.4rem;
    font-family: 'SF Mono', Menlo, Consolas, monospace;
    letter-spacing: 0.15em;
    text-align: center;
    text-transform: lowercase;
    border: 2px solid var(--border);
    border-radius: 6px;
    outline: none;
    cursor: pointer;
    transition: background 0.3s, border-color 0.2s;
}
.lookup-input:focus { border-color: var(--secondary); }
.lookup-input.error { border-color: var(--bad); background: #fff0f0; }
.lookup-input.paste-flash {
    background: #d4f7e0;
    border-color: var(--ok);
}
.paste-btn {
    padding: 0 14px;
    font-size: 1.3rem;
    cursor: pointer;
    background: var(--neutral-light);
    border: 2px solid var(--border);
    border-radius: 6px;
    transition: background 0.2s, border-color 0.2s;
}
.paste-btn:hover { background: #ddd; border-color: var(--secondary); }
.lookup-helper { font-size: 0.88rem; color: var(--muted); margin-top: 8px; }
.lookup-btn {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    font-size: 1rem;
}