:root {
  color-scheme: light;
  font-family: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.5;
  --color-bg: #f8fafc;
  --color-text: #0f172a;
  --color-muted: #64748b;
  --color-primary: #08172c;
  --color-secondary: #dfbfa6;
  --color-accent: #1d4ed8;
  --color-surface: #ffffff;
  --radius-full: 999px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow-soft: 0 10px 30px rgba(8, 23, 44, 0.15);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background: var(--color-primary);
}

.hero {
  width: 100%;
  max-width: 500px;
}

.hero__image {
  width: 100%;
  height: auto;
}

.content {
  width: 100%;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.link-hub {
  background: var(--color-primary);
  padding: 24px 20px;
  box-shadow: var(--shadow-soft);
}

.icon-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 0 24px;
  gap: 12px;
  margin-bottom: 24px;
}

.cta-stack {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1px;
  border: none;
  border-radius: var(--radius-full);
  padding: 10px 8px;
  min-height: 44px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease,
    background 0.18s ease, color 0.18s ease;
  background: var(--color-parimary);
  color: var(--color-secondary);
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary[data-link="consult"] {
  border: 2px solid var(--color-secondary);
  margin: 0 30px;
}

.btn--accent {
  background: var(--color-secondary);
  color: var(--color-primary);
  box-shadow: 0 0px 15px rgba(223, 191, 166, 0.4);
  margin: 0 30px;
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-primary);
}

.btn--icon {
  flex-direction: column;
  text-align: center;
  background: var(--color-primary);
  color: var(--color-secondary);
}

.btn__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.btn__icon img {
  width: clamp(30px, 10vw, 50px);
  height: clamp(30px, 10vw, 50px);
  object-fit: contain;
}

.btn__label {
  font-size: 13px;
  font-weight: 600;
}

.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}

.intro {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-soft);
}

.intro__toggle {
  width: 100%;
  justify-content: space-between;
  padding: 16px 18px;
}

.intro__chevron {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform 0.2s ease;
}

.intro__toggle[aria-expanded="true"] .intro__chevron {
  transform: rotate(180deg);
}

.intro__panel {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #e2e8f0;
  overflow: hidden;
  animation: slide-down 0.25s ease forwards;
}

.intro__list {
  margin: 0;
  padding-left: 18px;
  color: var(--color-muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-footer {
  width: 100%;
  max-width: 500px;
  margin-top: 32px;
  padding: 24px 12px 40px;
  text-align: center;
  color: var(--color-muted);
  font-size: 13px;
}

.site-footer p {
  margin: 4px 0;
}

@media (min-width: 768px) {
  .page-shell {
    padding: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
  }
}

@keyframes slide-down {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}