:root { font-family: system-ui, -apple-system, "Noto Sans KR", sans-serif; color: #18212f; background: #f3f6fa; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
main { width: min(100% - 32px, 760px); margin: 0 auto; padding: 40px 0; }
.hero { text-align: center; padding-top: 12vh; }
h1 { margin: 0 0 10px; font-size: clamp(1.8rem, 7vw, 2.6rem); }
h2 { margin-top: 0; }
.muted { color: #687386; }
.panel, .card { background: white; border: 1px solid #dce3ec; border-radius: 16px; padding: 22px; box-shadow: 0 8px 25px rgba(24,33,47,.06); }
.actions { display: grid; gap: 12px; margin-top: 28px; }
a.button, button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; border: 0; border-radius: 10px; background: #2368d8; color: white; padding: 12px 18px; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
a.secondary, button.secondary { background: #e6edf7; color: #183454; }
button.danger { background: #b83232; }
form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 650; }
input, textarea { width: 100%; border: 1px solid #bdc8d7; border-radius: 9px; padding: 12px; font: inherit; background: white; }
textarea { min-height: 90px; resize: vertical; }
.message { min-height: 24px; margin: 4px 0; color: #b42318; }
.message.success { color: #167247; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 22px; }
.topbar button { min-height: 40px; }
.list { display: grid; gap: 14px; }
.card dl { display: grid; grid-template-columns: 90px 1fr; gap: 8px; margin: 0 0 16px; }
.card dt { color: #687386; }.card dd { margin: 0; overflow-wrap: anywhere; }
.card-actions { display: flex; gap: 8px; }.card-actions button { flex: 1; }
.status { display: inline-block; padding: 4px 9px; border-radius: 99px; background: #edf2f7; font-weight: 700; }
@media (min-width: 600px) { .actions.home { grid-template-columns: 1fr 1fr; }.actions.home a:last-child { grid-column: 1 / -1; } }