:root {
  color: #17211b;
  background: #e8efe8;
  font-family: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: radial-gradient(circle at top right, #f7ead1, transparent 42%), #e8efe8; }
.shell { width: min(100% - 32px, 680px); padding: 48px; background: #fffdf8; border: 1px solid #c9d5c8; box-shadow: 12px 12px 0 #c2d0bf; }
.eyebrow { margin: 0 0 18px; color: #a65335; font: 700 0.78rem/1.2 system-ui, sans-serif; letter-spacing: 0.12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.5rem, 8vw, 5rem); line-height: 0.95; font-weight: 500; }
.intro { margin: 24px 0 36px; font-size: 1.15rem; }
label { display: block; margin-bottom: 8px; font: 700 0.85rem system-ui, sans-serif; }
.entry-row { display: flex; gap: 10px; }
input, button { min-height: 48px; border: 1px solid #728370; font: inherit; }
input { min-width: 0; flex: 1; padding: 0 14px; letter-spacing: 0.08em; text-transform: uppercase; }
button { padding: 0 20px; color: #fffdf8; background: #245b4b; cursor: pointer; }
button:hover { background: #173f35; }
.status { min-height: 24px; margin: 16px 0 0; color: #a65335; font-family: system-ui, sans-serif; }
.result { margin-top: 22px; padding: 20px; border-left: 5px solid #245b4b; background: #edf5ec; font-family: system-ui, sans-serif; }
.result.revoked { border-color: #a65335; background: #fff0e5; }
.qr-frame { width: min(100%, 390px); margin: 24px auto; padding: 14px; background: #fff; border: 1px solid #c9d5c8; }
.qr-frame canvas { display: block; width: 100%; height: auto; }
#qr-url { overflow-wrap: anywhere; white-space: pre-wrap; color: #5d6d61; font: 0.72rem/1.4 system-ui, sans-serif; }
.qr-link, .form-link { display: inline-block; color: #245b4b; font: 700 0.95rem/1.4 system-ui, sans-serif; }
dl { margin: 18px 0 0; display: grid; gap: 10px; }
dt { color: #5d6d61; font-size: 0.75rem; text-transform: uppercase; }
dd { margin: 2px 0 0; }
.fine-print { margin: 32px 0 0; color: #5d6d61; font: 0.78rem/1.4 system-ui, sans-serif; }
@media (max-width: 520px) { .shell { padding: 30px 24px; box-shadow: 7px 7px 0 #c2d0bf; } .entry-row { display: grid; } button { width: 100%; } }