:root { color-scheme: light; font-family: system-ui, sans-serif; color: #182f2a; background: #f4f7f3; }
* { box-sizing: border-box; }
body { margin: 0; }
.shell { max-width: 760px; margin: 0 auto; padding: 28px 18px 72px; }
.heading { display: flex; align-items: center; gap: 14px; }
.mark { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: #19684f; color: white; font-size: 27px; font-weight: 750; }
.eyebrow { color: #507265; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; margin: 0; }
h1 { font-size: clamp(1.45rem, 4vw, 2rem); line-height: 1.1; margin: 3px 0; }
h2 { margin: 0 0 16px; font-size: 1.15rem; }
.intro { margin: 20px 0 26px; color: #53645d; }
.card { background: white; padding: 24px; border: 1px solid #d9e4dc; border-radius: 16px; margin-bottom: 18px; box-shadow: 0 4px 18px #153a2810; }
label { display: block; font-weight: 650; margin: 14px 0 6px; }
input, select { width: 100%; min-height: 46px; border: 1px solid #9aafa3; border-radius: 9px; padding: 10px 12px; background: white; color: inherit; font: inherit; }
input:focus, select:focus, button:focus-visible { outline: 3px solid #80c6a9; outline-offset: 2px; }
button { border: 1px solid #a6b9ac; border-radius: 9px; padding: 10px 16px; background: white; color: #174536; font: inherit; font-weight: 650; cursor: pointer; }
button:hover { background: #e9f4ed; }
button:disabled { cursor: default; opacity: .65; }
.primary { width: 100%; background: #19684f; color: white; border-color: #19684f; margin-top: 22px; }
.primary:hover { background: #10513c; }
.toolbar, .list-heading, li { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.toolbar { margin-bottom: 16px; }
.hint { color: #607267; font-size: .9rem; line-height: 1.45; }
#people-list { padding: 0; margin: 14px 0; list-style: none; }
li { min-height: 63px; border-bottom: 1px solid #e4ebe6; padding: 10px 0; }
li strong, li small { display: block; }
li small { color: #63746a; margin-top: 3px; }
.present { color: #176448; font-weight: 700; white-space: nowrap; }
.message { min-height: 1.5em; font-weight: 650; }
.message.error { color: #a33129; }
[hidden] { display: none !important; }
@media (max-width: 520px) { .card { padding: 18px; } li { align-items: flex-start; } li button { white-space: nowrap; } }