/* Matisaar Pulse — colours from the Matisaar logo: forest greens #0f6436 → #163526, steel #8e8e8e → #5f5e5f, ink #020504. */
:root {
    --brand: #0f6436;
    --brand-deep: #163526;
    --brand-soft: #e7f2ec;
    --steel: #5f5e5f;
    --steel-light: #8e8e8e;
    --bg: #f3f6f4;
    --panel: #ffffff;
    --panel-alt: #f7faf8;
    --text: #14201a;
    --muted: #5f6b64;
    --line: #dce5df;
    --ok: #1d8a4e;
    --warn: #a86a12;
    --bad: #c4302b;
    --bar: #0f6436;
    --focus: #2e9a5f;
    --shadow: 0 1px 2px rgba(2, 5, 4, .06), 0 2px 8px rgba(2, 5, 4, .04);
    --radius: 10px;
    --font-brand: "Saira", "Segoe UI", system-ui, sans-serif;
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --brand: #3fb873;
        --brand-soft: #16332a;
        --bg: #0b1210;
        --panel: #121c18;
        --panel-alt: #16221d;
        --text: #e6eee9;
        --muted: #93a39a;
        --line: #25332c;
        --ok: #4cc483;
        --warn: #e0a43a;
        --bad: #f0645c;
        --bar: #3fb873;
        --focus: #4cc483;
        --shadow: none;
    }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 var(--font-body); }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ---------- top bar ---------- */
.topbar {
    background: linear-gradient(115deg, #163526 0%, #0f6436 100%);
    color: #fff;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; padding: 10px 0; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; }
.brand .name { font: 600 19px/1 var(--font-brand); letter-spacing: .02em; }
.brand .name b { font-weight: 300; opacity: .8; margin-right: 4px; }
.brand .tag { display: block; font: 400 10.5px/1.2 var(--font-brand); letter-spacing: .14em; text-transform: uppercase; opacity: .7; margin-top: 3px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { color: rgba(255, 255, 255, .78); padding: 7px 12px; border-radius: 999px; font-weight: 500; }
.nav a:hover { color: #fff; background: rgba(255, 255, 255, .10); text-decoration: none; }
.nav a.active { color: #fff; background: rgba(255, 255, 255, .18); }
.who { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(255, 255, 255, .85); }
.who .avatar { width: 28px; height: 28px; border-radius: 50%; background: rgba(255, 255, 255, .18); display: grid; place-items: center; font: 600 12px var(--font-brand); text-transform: uppercase; }
.who button { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, .35); }
.who button:hover { background: rgba(255, 255, 255, .12); }

/* ---------- page ---------- */
main { max-width: 1320px; margin: 22px auto 40px; padding: 0 20px; }
.page-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
h1 { font: 600 24px/1.2 var(--font-brand); margin: 0; letter-spacing: .01em; }
h1 .muted, .page-head .muted { font: 400 14px var(--font-body); }
h2 { font: 600 15.5px/1.3 var(--font-brand); margin: 26px 0 10px; letter-spacing: .02em; }
h2 .muted { font: 400 12.5px var(--font-body); }
.muted { color: var(--muted); }
.mono { font-family: var(--font-mono); font-size: 12.5px; }
footer { max-width: 1320px; margin: 0 auto 26px; padding: 0 20px; color: var(--muted); font-size: 12px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
footer img { height: 26px; margin-right: 6px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }

/* ---------- filters ---------- */
.filters { width: fit-content; max-width: 100%; display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin-bottom: 16px; padding: 12px 14px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.filters label { display: flex; flex-direction: column; font-size: 11.5px; color: var(--muted); gap: 3px; font-weight: 500; }
input, select, button { font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; min-height: 34px; }
input:focus, select:focus { border-color: var(--focus); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 25%, transparent); }
button { cursor: pointer; font-weight: 500; }
button.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
button.primary:hover { filter: brightness(1.08); }
@media (prefers-color-scheme: dark) { button.primary { color: #06140d; } }

/* ---------- KPI cards ---------- */
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 900px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.card { position: relative; overflow: hidden; }
.card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--line); }
.card.accent::before { background: linear-gradient(180deg, #0f6436, #163526); }
.card.alert::before { background: var(--bad); }
.card .v { font: 600 27px/1.15 var(--font-brand); letter-spacing: .01em; }
.card .k { color: var(--muted); font-size: 12px; margin-top: 2px; }
.live { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--ok); margin-right: 6px; vertical-align: middle; box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 60%, transparent); animation: pulse 2s infinite; }
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
    70% { box-shadow: 0 0 0 9px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
}
@media (prefers-reduced-motion: reduce) { .live { animation: none; } }

/* ---------- chart ---------- */
.chart rect.r { fill: var(--bar); opacity: .85; }
.chart rect.r:hover { opacity: 1; }
.chart rect.e { fill: var(--bad); }
.chart line.base { stroke: var(--line); stroke-width: .6; }
.chart-legend { display: flex; gap: 16px; font-size: 12px; color: var(--muted); margin-top: 6px; justify-content: space-between; flex-wrap: wrap; }
.key { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }
.key.r { background: var(--bar); } .key.e { background: var(--bad); }

/* ---------- tables ---------- */
.wrap { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 11.5px; color: var(--muted); font-weight: 600; background: var(--panel-alt); letter-spacing: .02em; position: sticky; top: 0; }
tr:first-child th:first-child { border-top-left-radius: var(--radius); }
tr:first-child th:last-child { border-top-right-radius: var(--radius); }
tr:last-child td { border-bottom: none; }
tbody tr:hover td, table tr:hover td { background: var(--panel-alt); }
td.num, th.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ---------- status & bits ---------- */
.s2 { color: var(--ok); } .s4 { color: var(--warn); } .s5 { color: var(--bad); font-weight: 600; }
.pill { display: inline-block; min-width: 42px; text-align: center; padding: 1px 8px; border-radius: 999px; font: 600 12px var(--font-brand); }
.pill.s2 { background: color-mix(in srgb, var(--ok) 14%, transparent); }
.pill.s4 { background: color-mix(in srgb, var(--warn) 16%, transparent); }
.pill.s5 { background: color-mix(in srgb, var(--bad) 15%, transparent); }
.badge { display: inline-block; padding: 0 7px; border-radius: 999px; background: var(--brand-soft); color: var(--brand); font-size: 12px; font-weight: 600; }
pre { background: var(--panel-alt); border: 1px solid var(--line); border-radius: 8px; padding: 12px; overflow: auto; max-height: 440px; font: 12.5px/1.5 var(--font-mono); white-space: pre-wrap; word-break: break-word; margin: 6px 0 0; }
details summary { cursor: pointer; color: var(--muted); font-size: 12px; margin-top: 4px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr)); gap: 16px; }
.pager { margin-top: 12px; display: flex; gap: 14px; }
.pager a { padding: 6px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); font-size: 12.5px; }
dl.kv dd { margin: 0; word-break: break-all; }
.empty { color: var(--muted); text-align: center; padding: 18px; }

/* ---------- sign-in ---------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.auth-brand {
    background: radial-gradient(120% 90% at 10% 0%, #1f7a48 0%, #0f6436 35%, #163526 100%);
    color: #fff; padding: 48px 56px; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden;
}
.auth-brand .logo { width: 230px; max-width: 70%; }
.auth-brand h1 { font: 600 46px/1.05 var(--font-brand); margin: 0 0 10px; letter-spacing: .01em; }
.auth-brand h1 b { font-weight: 300; opacity: .8; }
.auth-brand p { font: 400 16px/1.5 var(--font-brand); opacity: .85; max-width: 440px; margin: 0; }
.auth-brand .ecg { position: absolute; left: 0; right: 0; bottom: 18%; width: 100%; height: 120px; opacity: .22; }
.auth-brand .ecg path { fill: none; stroke: #fff; stroke-width: 2.2; stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: trace 4.5s ease-out forwards; }
@keyframes trace { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { .auth-brand .ecg path { animation: none; stroke-dashoffset: 0; } }
.auth-brand small { opacity: .65; font-size: 12px; }
.auth-form { display: grid; place-items: center; padding: 32px 20px; background: var(--bg); }
.auth-card { width: 100%; max-width: 380px; }
.auth-card h2 { font: 600 24px var(--font-brand); margin: 0 0 4px; }
.auth-card .field { display: flex; flex-direction: column; gap: 5px; margin: 16px 0; font-size: 12.5px; color: var(--muted); font-weight: 500; }
.auth-card input { width: 100%; min-height: 42px; }
.auth-card button.primary { width: 100%; min-height: 44px; font: 600 15px var(--font-brand); letter-spacing: .03em; margin-top: 6px; }
.auth-card .error { background: color-mix(in srgb, var(--bad) 12%, transparent); color: var(--bad); border-radius: 8px; padding: 9px 12px; font-size: 13px; margin-top: 14px; }
.auth-mobile-logo { display: none; }
@media (max-width: 820px) {
    .auth { grid-template-columns: 1fr; }
    .auth-brand { display: none; }
    .auth-mobile-logo { display: block; width: 200px; margin-bottom: 22px; }
}
.logo-dark { display: none; }
@media (prefers-color-scheme: dark) { .logo-light { display: none; } .logo-dark { display: block; } }

@media (max-width: 640px) {
    .topbar { padding: 0 14px; gap: 6px 14px; }
    .brand .tag { display: none; }
    .who { margin-left: 0; width: 100%; padding-bottom: 8px; }
    main, footer { padding: 0 14px; }
    h1 { font-size: 21px; }
}