:root {
  --color-primary: #7A2E1F;
  --color-secondary: #E8D9B2;
  --color-accent: #1F3A2E;
  --color-neutral-dark: #1B1B1B;
  --color-neutral-light: #FAF6EE;
  --font-heading: 'Nanum Myeongjo', serif;
  --font-body: 'Noto Sans KR', sans-serif;
  --sidebar-width: 240px;
  --content-max: 780px;
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: var(--color-neutral-light);
  line-height: 1.65;
  font-size: 16px;
  font-weight: 400;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; color: var(--color-neutral-dark); line-height: 1.25; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); margin: 0 0 1rem; }
h3 { font-size: 1.25rem; margin: 0 0 .5rem; }
p { margin: 0 0 1rem; }

/* === Layout (sidebar-nav) === */
.layout { display: block; }

.sidebar {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.sidebar .logo { display: inline-block; }
.sidebar .logo img {
  height: 72px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}
.nav-toggle {
  align-self: flex-start;
  background: transparent;
  color: var(--color-neutral-light);
  border: 1px solid rgba(250, 246, 238, 0.35);
  padding: .5rem .9rem;
  font-family: var(--font-body);
  font-size: .9rem;
  cursor: pointer;
  border-radius: 2px;
}
.primary-nav {
  display: none;
  flex-direction: column;
  gap: .5rem;
}
.primary-nav.is-open { display: flex; }
.primary-nav a {
  color: var(--color-neutral-light);
  padding: .5rem 0;
  font-size: 1rem;
  border-bottom: 1px solid rgba(250, 246, 238, 0.1);
}
.primary-nav a[aria-current="page"] { color: var(--color-secondary); }
.sidebar__foot { font-size: .75rem; opacity: .6; margin: 0; }

.content {
  padding: 2rem 1.25rem 3rem;
  max-width: var(--content-max);
  margin: 0 auto;
}

/* === Hero === */
.hero { padding-block: 2rem 3rem; }
.eyebrow {
  font-family: var(--font-body);
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 1rem;
  font-weight: 500;
}
.lede {
  font-size: 1.15rem;
  color: rgba(27, 27, 27, 0.75);
  max-width: 55ch;
  margin: 0 0 1.5rem;
}
.hero__cta { margin: 0 0 2rem; }
.hero__image {
  margin: 2rem 0 0;
}
.hero__image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 4px;
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: .85rem 1.6rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  border-radius: 2px;
}
.btn--primary { background: var(--color-primary); color: var(--color-neutral-light); }
.btn--primary:hover { background: #5f2418; text-decoration: none; }
.btn--accent { background: var(--color-accent); color: var(--color-neutral-light); }
.btn--accent:hover { background: #152a20; text-decoration: none; }

/* === Prose === */
.prose {
  padding-block: 2rem;
  max-width: 62ch;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.prose h2 { margin-bottom: 1rem; }
.prose p { font-size: 1.05rem; }

/* === Grid section === */
.grid-section {
  padding-block: 3rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.section-head { margin-bottom: 2rem; }
.section-head p { color: rgba(27, 27, 27, 0.7); margin: 0; }
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.card {
  background: var(--color-neutral-light);
  border: 1px solid rgba(27, 27, 27, 0.1);
  padding: 1.5rem;
  border-radius: 4px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card__icon { color: var(--color-primary); margin-bottom: .75rem; }
.card h3 { color: var(--color-neutral-dark); }
.card p { font-size: .95rem; margin: 0; color: rgba(27, 27, 27, 0.75); }
a.card-link { display: block; color: inherit; text-decoration: none; }
a.card-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -18px rgba(0,0,0,0.35);
  border-color: var(--color-primary);
  text-decoration: none;
}
a.card-link:hover h3 { color: var(--color-primary); }

/* === Quote block === */
.quote-block {
  padding-block: 3rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.quote-block blockquote {
  margin: 0;
  padding: 0;
  max-width: 60ch;
}
.quote-block blockquote p {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  line-height: 1.6;
  color: var(--color-neutral-dark);
  margin: 0 0 1rem;
}
.quote-block cite {
  font-style: normal;
  color: var(--color-primary);
  font-size: .9rem;
  letter-spacing: .05em;
}

/* === CTA band === */
.cta-band {
  background: var(--color-primary);
  color: var(--color-neutral-light);
  padding: 2.5rem 1.75rem;
  border-radius: 4px;
  margin-block: 2.5rem;
}
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(250, 246, 238, 0.85); }
.cta-band .btn--accent { background: var(--color-secondary); color: var(--color-neutral-dark); }
.cta-band .btn--accent:hover { background: #dcc99a; }

/* === Contact band === */
.contact-band {
  padding-block: 3rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.contact-card {
  background: var(--color-secondary);
  padding: 1.5rem;
  border-radius: 4px;
  color: var(--color-neutral-dark);
}
.contact-card svg { color: var(--color-primary); margin-bottom: .5rem; }
.contact-card h3 { margin-bottom: .25rem; font-size: 1rem; }
.contact-card p { margin: 0; font-size: .95rem; }

/* === Form === */
.form-section {
  padding-block: 3rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.contact-form { max-width: 560px; }
.field { margin-bottom: 1.25rem; }
.field label {
  display: block;
  font-size: .9rem;
  margin-bottom: .35rem;
  font-weight: 500;
}
.field input,
.field textarea {
  width: 100%;
  padding: .75rem .9rem;
  font: inherit;
  color: inherit;
  background: var(--color-neutral-light);
  border: 1px solid rgba(27, 27, 27, 0.25);
  border-radius: 2px;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-consent {
  display: flex;
  gap: .5rem;
  align-items: flex-start;
  flex-wrap: wrap;
  font-size: .85rem;
  color: rgba(27, 27, 27, 0.75);
  margin: 0 0 1.25rem;
  line-height: 1.5;
}
.form-consent input { margin-top: .25rem; }

/* === FAQ === */
.faq-section {
  padding-block: 3rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
}
.faq details {
  border-bottom: 1px solid rgba(27, 27, 27, 0.12);
  padding: 1rem 0;
}
.faq summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  list-style: none;
  position: relative;
  padding-right: 2rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  color: var(--color-primary);
  font-size: 1.25rem;
  font-weight: 400;
}
.faq details[open] summary::after { content: '−'; }
.faq details p {
  margin: .75rem 0 0;
  color: rgba(27, 27, 27, 0.8);
  font-size: .98rem;
}

/* === Article detail === */
.article {
  max-width: 65ch;
  margin-inline: auto;
  padding-block: 2rem;
}
.article__head { margin-bottom: 1.5rem; }
.article__sub {
  font-size: 1.2rem;
  color: rgba(27, 27, 27, 0.7);
  margin: 0;
}
.article__hero {
  margin: 2rem 0;
}
.article__hero img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 4px;
}
.article h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  margin-top: 2rem;
  margin-bottom: 1.25rem;
}
.article p {
  font-size: 1.1rem;
  line-height: 1.85;
  margin-block: 1.25rem;
}
.article__foot {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(27, 27, 27, 0.12);
}
.back-link { color: var(--color-primary); font-weight: 500; }

/* === Footer === */
.footer {
  margin-top: 3rem;
  padding: 2.5rem 0 1.5rem;
  border-top: 1px solid rgba(27, 27, 27, 0.15);
  font-size: .9rem;
}
.footer__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer__brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0 0 .35rem;
  color: var(--color-neutral-dark);
}
.footer__heading {
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 700;
  margin: 0 0 .75rem;
  color: var(--color-neutral-dark);
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: .35rem; }
.footer address { font-style: normal; margin-bottom: .85rem; line-height: 1.7; }
.footer__legal { margin-top: .5rem; }
.footer__copy {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(27, 27, 27, 0.08);
  font-size: .8rem;
  color: rgba(27, 27, 27, 0.6);
}

/* === Cookie banner === */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: none;
  z-index: 9999;
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1.25rem;
  border-radius: 4px;
  box-shadow: 0 20px 50px -20px rgba(0,0,0,0.4);
  max-width: 640px;
  margin-inline: auto;
  font-size: .9rem;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; color: var(--color-neutral-light); }
.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.cookie-banner__actions button {
  padding: .55rem 1rem;
  border: 1px solid rgba(250, 246, 238, 0.35);
  background: transparent;
  color: var(--color-neutral-light);
  cursor: pointer;
  font: inherit;
  border-radius: 2px;
}
.cookie-banner__actions button[data-cookie-accept] {
  background: var(--color-secondary);
  color: var(--color-neutral-dark);
  border-color: var(--color-secondary);
}
.cookie-banner__prefs {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.cookie-banner__prefs label {
  display: flex;
  gap: .5rem;
  align-items: center;
  font-size: .9rem;
}
.cookie-banner__prefs button {
  align-self: flex-start;
  margin-top: .5rem;
  padding: .5rem 1rem;
  background: var(--color-secondary);
  color: var(--color-neutral-dark);
  border: none;
  cursor: pointer;
  font: inherit;
  border-radius: 2px;
}

/* === Responsive: tablet === */
@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .cards--two { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: repeat(3, 1fr); }
}

/* === Responsive: desktop with sidebar === */
@media (min-width: 900px) {
  .layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
  }
  .sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 2rem 1.75rem;
    gap: 2rem;
  }
  .sidebar .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav {
    display: flex !important;
    flex-direction: column;
    gap: 0;
  }
  .primary-nav a {
    padding: .65rem 0;
    font-size: 1.05rem;
  }
  .sidebar__foot { margin-top: auto; }

  .content {
    padding: 3.5rem 3rem 4rem;
    max-width: none;
    margin: 0;
  }
  .hero { padding-block: 3rem 4rem; }
  .cards { grid-template-columns: repeat(3, 1fr); }
  .cards--two { grid-template-columns: repeat(2, 1fr); }

  .footer__cols { grid-template-columns: 1.2fr 1fr 1.5fr; }
  .cta-band { padding: 3.5rem; }
}

@media (min-width: 1200px) {
  .content { max-width: 960px; }
}