:root {
  --bg: #ffffff;
  --bg-soft: #f8f8f8;
  --bg-tint: #fff0ee;
  --ink: #1c1c2e;
  --muted: #666666;
  --line: #eeeeee;
  --primary: #e8390e;
  --primary-dark: #c02e0b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #fff8f6 0%, #ffffff 56%, #f8f8f8 100%);
  color: var(--ink);
  font-family: Arial, "Noto Sans KR", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  width: min(780px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 40px 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-size: 20px;
  font-weight: 900;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.panel {
  padding: clamp(30px, 7vw, 64px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 18px 60px rgba(28, 28, 46, 0.12);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 7vw, 64px);
  line-height: 1.06;
}

p {
  max-width: 560px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 142px;
  min-height: 48px;
  padding: 14px 18px;
  border-radius: 8px;
  font-weight: 900;
}

.button.primary {
  background: var(--primary);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--primary-dark);
}

.button.ghost {
  border: 1px solid var(--primary);
  background: #ffffff;
  color: var(--primary);
}

.button.ghost:hover {
  background: var(--bg-tint);
}

@media (max-width: 520px) {
  .button {
    width: 100%;
  }
}