:root { color-scheme: light; --navy: #012169; --red: #C8102E; --ink: #142033; --muted: #5c6b80; --line: #e4e9f2; --bg: #f4f7fb; }
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", system-ui, sans-serif; color: var(--ink); background: var(--bg); }
button, input, select { font: inherit; }
a { color: var(--navy); }
.shell { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.side { background: var(--navy); color: white; padding: 20px 16px; }
.brand { display: flex; gap: 10px; align-items: center; margin-bottom: 22px; }
.brand img { width: 42px; height: 42px; background: white; border-radius: 8px; object-fit: contain; }
.brand strong { display: block; }
.brand span { font-size: 12px; opacity: .75; }
nav button { width: 100%; text-align: left; background: transparent; color: white; border: 0; border-radius: 8px; padding: 9px 10px; cursor: pointer; }
nav button.active, nav button:hover { background: rgba(255,255,255,.12); }
main { padding: 28px; }
.card { background: white; border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 16px; }
h1 { margin: 0 0 8px; font-size: 28px; }
.muted { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat { font-size: 28px; color: var(--navy); font-weight: 700; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
input, select { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
button.primary { background: var(--red); color: white; border: 0; border-radius: 8px; padding: 10px 14px; cursor: pointer; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); font-size: 14px; }
.login { max-width: 420px; margin: 10vh auto; }
.soon { padding: 28px; border: 1px dashed var(--line); border-radius: 12px; background: #fff; }
@media (max-width: 800px) { .shell { grid-template-columns: 1fr; } .side { padding-bottom: 8px; } }