:root { font: 16px/1.5 system-ui, sans-serif; color: #192c3d; background: #edf3f8; color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; padding: 2rem 1rem; }
.card { max-width: 26rem; margin: 6vh auto; padding: 2.5rem; background: white; border-radius: 1.5rem; box-shadow: 0 1rem 4rem #152e4810; }
.brand { width: 3.5rem; height: 3.5rem; border-radius: 1rem; background: #268bca; color: white; font-size: 2rem; text-align: center; line-height: 3.5rem; }
h1 { margin: 1rem 0 .5rem; font-size: 1.8rem; } h2 { font-size: 1.2rem; }
.muted { color: #617486; } .small { font-size: .85rem; }
label { display: block; margin: 1rem 0; font-size: .9rem; }
input, select { display: block; width: 100%; margin-top: .4rem; border: 1px solid #b7c7d4; border-radius: .6rem; padding: .7rem; font: inherit; background: white; }
button { background: #167dbb; color: white; border: 0; border-radius: .6rem; padding: .75rem 1rem; font: inherit; cursor: pointer; }
button:disabled { opacity: .5; cursor: wait; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid #63bceb; outline-offset: 3px; }
.card button { width: 100%; margin-top: .8rem; }
#message, #reset-message { color: #a13c2a; min-height: 1.5rem; }
.panel { max-width: 64rem; margin: 0 auto; }
nav { display: flex; justify-content: space-between; } a { color: #167dbb; }
section { padding: 1.5rem; margin-top: 1.5rem; background: white; border-radius: 1rem; }
.row, .actions { display: flex; gap: 1rem; align-items: end; flex-wrap: wrap; } .row label { flex: 1; margin: 0; min-width: 10rem; }
.user { display: flex; gap: 1rem; align-items: center; padding: 1rem 0; border-bottom: 1px solid #e4ebf1; flex-wrap: wrap; }
.user strong { flex: 1; min-width: 8rem; }.user select { width: auto; margin: 0; }
dialog { border: 0; border-radius: 1rem; padding: 2rem; width: min(90vw, 28rem); } dialog::backdrop { background: #18293a80; }
@media (max-width: 600px) { .card { padding: 1.5rem; } .user { gap: .6rem; } .user button { font-size: .85rem; } }