:root {
  color: #f7eed2;
  background: #0f2421;
  font-family: Pretendard, "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% -20%, rgba(202, 161, 75, 0.24), transparent 42%),
    linear-gradient(160deg, #173832 0%, #0b1c1a 72%);
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

header,
section,
form {
  padding: 24px;
  border: 1px solid rgba(229, 198, 117, 0.24);
  border-radius: 18px;
  background: rgba(9, 30, 27, 0.74);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.25);
}

section,
form { margin-top: 16px; }

h1,
h2 { margin-top: 0; color: #f5d784; }
h1 { margin-bottom: 8px; font-size: clamp(28px, 6vw, 44px); }
h2 { margin-bottom: 10px; font-size: 20px; }
p,
li { color: #d9d4c2; line-height: 1.75; }
small { color: #aca999; }
a { color: #f0cf70; }
ul { padding-left: 22px; }

label {
  display: grid;
  gap: 7px;
  margin-top: 14px;
  color: #dfd5b7;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(231, 206, 143, 0.3);
  border-radius: 10px;
  outline: none;
  color: #fff6de;
  background: rgba(0, 0, 0, 0.24);
  font: inherit;
}

input:focus { border-color: #e2be5f; box-shadow: 0 0 0 3px rgba(226, 190, 95, 0.14); }

button {
  width: 100%;
  min-height: 50px;
  margin-top: 18px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: #a53f31;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

button:disabled { cursor: not-allowed; opacity: 0.55; }

.warning {
  padding: 14px;
  border-left: 4px solid #d9614c;
  border-radius: 8px;
  color: #f3c3b8;
  background: rgba(113, 35, 27, 0.34);
}

.status { min-height: 26px; margin-bottom: 0; font-weight: 800; }
.status.error { color: #ff9f8b; }
.status.success { color: #9ee2bc; }
.nav { margin-top: 24px; text-align: center; }

@media (max-width: 560px) {
  main { width: min(100% - 20px, 760px); padding: 20px 0 40px; }
  header,
  section,
  form { padding: 18px; border-radius: 14px; }
}