:root {
    --bg: #f5f6f8;
    --panel: #ffffff;
    --border: #e2e5ea;
    --text: #1b1f24;
    --muted: #6b7280;
    --accent: #ffdd2d;
    --accent-ink: #1b1f24;
    --link: #2563eb;
    --green: #148f4b;
    --red: #c62828;
    --amber: #b26a00;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    font-size: 15px;
    color: var(--text);
    background: var(--bg);
}

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

header.topbar {
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.brand { font-weight: 700; letter-spacing: -0.2px; }
.brand .dot { color: #b58b00; }

nav.main { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
nav.main a {
    padding: 7px 12px;
    border-radius: 8px;
    color: var(--text);
}
nav.main a:hover { background: var(--bg); text-decoration: none; }
nav.main a.active { background: var(--accent); color: var(--accent-ink); font-weight: 600; }

.topbar .who { color: var(--muted); font-size: 13px; }

main { max-width: 1180px; margin: 0 auto; padding: 24px; }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.subtitle { color: var(--muted); margin: 0 0 20px; }

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 18px;
}

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: none; }

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=password], input[type=number], select {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
    color: var(--text);
}
input:focus, select:focus { outline: 2px solid var(--accent); border-color: var(--accent); }

.field { margin-bottom: 14px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row > .field { flex: 1 1 180px; }

.check { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.check input { width: auto; }
.check label { margin: 0; color: var(--text); font-size: 14px; }

button, .btn {
    display: inline-block;
    border: 1px solid var(--border);
    background: var(--panel);
    color: var(--text);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
}
button:hover, .btn:hover { background: var(--bg); text-decoration: none; }
button.primary { background: var(--accent); border-color: var(--accent); font-weight: 600; }
button.danger { color: var(--red); }
button.small, .btn.small { padding: 5px 9px; font-size: 13px; }

.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid; }
.alert.ok { background: #e9f7ef; border-color: #b9e3c9; color: var(--green); }
.alert.err { background: #fdecea; border-color: #f5c2bd; color: var(--red); }
.alert.warn { background: #fff6e5; border-color: #f2dcae; color: var(--amber); }

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--muted);
}
.badge.active { background: #e8f3ff; border-color: #bcd9f7; color: #1a5fb4; }
.badge.ok { background: #e9f7ef; border-color: #b9e3c9; color: var(--green); }
.badge.err { background: #fdecea; border-color: #f5c2bd; color: var(--red); }
.badge.warn { background: #fff6e5; border-color: #f2dcae; color: var(--amber); }
.badge.muted { background: var(--bg); }

.pos { color: var(--green); }
.neg { color: var(--red); }
.muted { color: var(--muted); }
.mono { font-family: "SF Mono", Consolas, monospace; font-size: 13px; }

/* login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card { width: 340px; }

/* instrument search */
.search-wrap { position: relative; }
.suggestions {
    position: absolute;
    z-index: 20;
    left: 0; right: 0;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-top: 4px;
    max-height: 260px;
    overflow-y: auto;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .08);
}
.suggestions:empty { display: none; }
.suggestions div {
    padding: 8px 11px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
.suggestions div:last-child { border-bottom: none; }
.suggestions div:hover { background: var(--bg); }
.suggestions .tkr { font-weight: 600; margin-right: 8px; }
.suggestions .nm { color: var(--muted); font-size: 13px; }

.log-line { padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.log-line .ts { color: var(--muted); font-size: 12px; margin-right: 10px; font-variant-numeric: tabular-nums; }