:root {
  --brand: #f06000;
  --brand-contrast: #ffffff;
  --accent: #f59859;
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 10px;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
       color: var(--text); background: var(--bg); line-height: 1.5; }
.site-header { background: var(--brand); color: var(--brand-contrast);
       padding: .85rem 1.25rem; box-shadow: 0 1px 3px rgba(0,0,0,.14); }
.site-header .brand { display: flex; align-items: center; gap: .7rem;
       max-width: 960px; margin-inline: auto; }
.brand-logo { height: 38px; width: auto; display: block; border-radius: 6px;
       background: #fff; padding: 2px; }
.brand-name { font-size: 1.2rem; font-weight: 650; letter-spacing: .2px; }
main { max-width: 960px; margin: 1.5rem auto; padding: 0 1.25rem; }
h1 { font-size: 1.5rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .6rem; }
p { margin: .5rem 0; }
small, .note { color: var(--muted); }
a { color: var(--brand); }
section, .card { background: var(--surface); border: 1px solid var(--border);
       border-radius: var(--radius); padding: 1rem 1.1rem; margin: 1rem 0; }
table { width: 100%; border-collapse: collapse; background: var(--surface);
       border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--border); }
thead th { background: color-mix(in srgb, var(--brand) 12%, var(--surface)); font-weight: 600; }
tbody tr:nth-child(even) { background: color-mix(in srgb, var(--brand) 4%, var(--surface)); }
tbody tr:last-child td { border-bottom: 0; }
form { display: flex; flex-wrap: wrap; gap: .6rem; align-items: end; margin: 1rem 0; }
label { display: inline-flex; flex-direction: column; gap: .2rem; font-size: .9rem; color: var(--muted); }
input, select { padding: .5rem .6rem; border: 1px solid var(--border); border-radius: 8px;
       font: inherit; background: var(--surface); color: var(--text); }
button { padding: .55rem 1.05rem; border: 0; border-radius: 8px; background: var(--brand);
       color: var(--brand-contrast); font: inherit; font-weight: 600; cursor: pointer; }
button:hover { filter: brightness(1.08); }
ul { padding-left: 1.2rem; } li { margin: .3rem 0; }
@media (max-width: 560px) { main { margin: 1rem auto; } .brand-name { font-size: 1.05rem; } }