/* Learn Pages Styles - Ask Jung */

:root {
  --color-bg: #2C2416;
  --color-bg-light: #3D3425;
  --color-text: #E8E0D5;
  --color-text-muted: #B8AFA3;
  --color-accent: #C9A227;
  --color-accent-light: #D4B84A;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
}

/* Header */
.header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.header__logo {
  text-decoration: none;
  color: var(--color-text);
}

.header__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.05em;
}

.header__nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.header__link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.header__link:hover {
  color: var(--color-accent);
}

.header__cta {
  background: var(--color-accent);
  color: var(--color-bg);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s;
}

.header__cta:hover {
  background: var(--color-accent-light);
}

/* Main Content */
.content {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

.content h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  line-height: 1.2;
}

.content__subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  font-style: italic;
}

.content h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.content h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.content p {
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.content ul, .content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.content li {
  margin-bottom: 0.5rem;
}

.content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.content a:hover {
  color: var(--color-accent-light);
}

.content blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--color-text-muted);
}

.content blockquote cite {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  font-style: normal;
}

/* Highlight Box */
.highlight-box {
  background: var(--color-bg-light);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.highlight-box h3 {
  margin-top: 0;
  color: var(--color-accent);
}

/* Glossary Term */
.term {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.term:last-child {
  border-bottom: none;
}

.term__name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.term__definition {
  color: var(--color-text);
}

.term__example {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
  padding-left: 1rem;
  border-left: 2px solid var(--color-bg-light);
}

/* Navigation Links */
.nav-links {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-link {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link:hover {
  color: var(--color-accent-light);
}

.nav-link--prev::before {
  content: '\2190';
}

.nav-link--next::after {
  content: '\2192';
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer a {
  color: var(--color-text-muted);
}

.footer a:hover {
  color: var(--color-accent);
}

/* Language Switcher */
.lang-switch {
  display: flex;
  gap: 0.5rem;
}

.lang-switch a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  border-radius: 3px;
  transition: all 0.2s;
}

.lang-switch a:hover,
.lang-switch a.active {
  color: var(--color-text);
  background: var(--color-bg-light);
}

/* Responsive */
@media (max-width: 600px) {
  html {
    font-size: 16px;
  }

  .header {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
  }

  .content {
    padding: 2rem 1.25rem 3rem;
  }

  .content h1 {
    font-size: 2rem;
  }

  .nav-links {
    flex-direction: column;
  }
}