:root {
  --color-primary: #15803D;
  --color-secondary: #22C55E;
  --color-accent: #EC4899;
  --color-neutral-dark: #14532D;
  --color-neutral-light: #F0FDF4;
  --font-heading: 'Nanum Myeongjo', serif;
  --font-body: 'Noto Sans KR', sans-serif;
  --radius: 12px;
  --shadow-card: 0 1px 2px rgba(20,83,45,0.04), 0 8px 24px -12px rgba(20,83,45,0.12);
}

/* === Reset === */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: #ffffff;
  line-height: 1.65;
  font-size: 16px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-neutral-dark); line-height: 1.25; margin: 0 0 .75rem; font-weight: 700; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; margin-bottom: .5rem; }
p { margin: 0 0 1rem; }

/* === Layout === */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.section { padding-block: 3.5rem; }
.section.alt { background: var(--color-neutral-light); }

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(20,83,45,0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: .75rem; gap: 1rem; }
.logo { display: inline-flex; align-items: center; }
.logo img { height: 72px; width: auto; }
.nav-toggle { background: transparent; border: 0; color: var(--color-neutral-dark); padding: .5rem; cursor: pointer; }
.primary-nav { display: none; flex-direction: column; gap: .25rem; }
.primary-nav.is-open { display: flex; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 1rem 1.25rem; box-shadow: 0 12px 24px -12px rgba(20,83,45,0.15); border-bottom: 1px solid rgba(20,83,45,0.08); }
.primary-nav a { color: var(--color-neutral-dark); padding: .5rem 0; font-weight: 500; }
.primary-nav a[aria-current="page"] { color: var(--color-primary); }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; flex-direction: row; gap: 1.5rem; position: static; padding: 0; box-shadow: none; background: transparent; border: 0; }
  .primary-nav a { padding: 0; font-size: .95rem; }
  .logo img { height: 96px; }
}

/* === Buttons === */
.btn {
  display: inline-block; padding: .85rem 1.5rem; border-radius: 999px;
  font-weight: 600; font-size: 1rem; letter-spacing: .01em;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  cursor: pointer; border: 0; font-family: inherit;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-neutral-dark); }
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover { filter: brightness(0.95); }

/* === Hero split === */
.hero { padding-block: 3rem; }
.hero-split__grid { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; }
.hero-split__text .eyebrow { font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--color-primary); font-weight: 600; margin-bottom: .75rem; }
.hero-split__text h1 { max-width: 18ch; }
.hero-split__text .lede { font-size: 1.15rem; color: var(--color-neutral-dark); opacity: 0.85; max-width: 46ch; margin-bottom: 1.75rem; }
.hero-split__media img { aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-card); width: 100%; }

@media (min-width: 900px) {
  .hero { padding-block: 5rem; }
  .hero-split__grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

/* === Intro === */
.intro h2 { max-width: 24ch; }
.intro p { font-size: 1.05rem; }

/* === Highlights grid === */
.highlights h2 { margin-bottom: 2rem; }
.grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 640px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }
.card { background: #fff; border: 1px solid rgba(20,83,45,0.08); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-card); }
.card .icon { color: var(--color-primary); margin-bottom: .75rem; }
.card h3 { color: var(--color-neutral-dark); }
.card p { margin: 0; font-size: .95rem; }

/* === Testimonial === */
.testimonial { background: var(--color-neutral-light); }
.testimonial blockquote { margin: 0; text-align: center; }
.testimonial blockquote p { font-family: var(--font-heading); font-size: clamp(1.15rem, 2vw, 1.5rem); line-height: 1.5; color: var(--color-neutral-dark); }
.testimonial cite { display: block; margin-top: 1rem; font-style: normal; font-size: .95rem; color: var(--color-primary); font-weight: 600; }

/* === CTA band === */
.cta-band { background: var(--color-primary); color: #fff; padding-block: 3rem; }
.cta-band h2 { color: #fff; margin-bottom: .5rem; }
.cta-band p { color: rgba(255,255,255,0.9); margin: 0; }
.cta-band__inner { display: flex; flex-direction: column; gap: 1.5rem; align-items: flex-start; }
@media (min-width: 720px) { .cta-band__inner { flex-direction: row; align-items: center; justify-content: space-between; } }

/* === Contact band === */
.contact-band { text-align: center; }
.contact-band .btn { margin-top: 1rem; }

/* === Contact form === */
.contact-form { display: grid; gap: 1rem; margin-top: 1.5rem; }
.contact-form label { display: block; }
.contact-form label > span { display: block; font-size: .9rem; font-weight: 600; margin-bottom: .35rem; color: var(--color-neutral-dark); }
.contact-form input, .contact-form textarea {
  width: 100%; padding: .75rem .9rem; border: 1px solid rgba(20,83,45,0.2); border-radius: 8px;
  font-family: inherit; font-size: 1rem; background: #fff; color: var(--color-neutral-dark);
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--color-secondary); outline-offset: 1px; border-color: var(--color-primary); }
.contact-form textarea { resize: vertical; min-height: 120px; }
.form-consent { display: flex; align-items: flex-start; gap: .5rem; font-size: .875rem; line-height: 1.5; }
.form-consent input { margin-top: .25rem; }
.contact-form .btn { justify-self: start; }

/* === FAQ === */
.faq details { border-bottom: 1px solid rgba(20,83,45,0.12); padding: 1rem 0; }
.faq summary { cursor: pointer; font-weight: 600; font-family: var(--font-heading); font-size: 1.1rem; color: var(--color-neutral-dark); list-style: none; padding-right: 1.5rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 0; top: 0; font-size: 1.4rem; color: var(--color-primary); transition: transform .2s ease; }
.faq details[open] summary::after { content: '−'; }
.faq details p { margin-top: .75rem; color: var(--color-neutral-dark); opacity: 0.9; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: var(--color-neutral-light); padding: 3rem 0 1.5rem; margin-top: 3rem; }
.site-footer a { color: var(--color-neutral-light); }
.site-footer .logo img { height: 72px; filter: brightness(1.05); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1.3fr; } }
.footer-nav { display: flex; flex-direction: column; gap: .35rem; }
.footer-nav h4, .footer-contact h4 { color: #fff; font-family: var(--font-heading); font-size: 1rem; margin-bottom: .75rem; }
.tagline { font-family: var(--font-heading); color: rgba(240,253,244,0.85); margin-top: .5rem; }
.footer-contact p { font-size: .9rem; margin-bottom: .35rem; color: rgba(240,253,244,0.88); }
.legal-links { margin-top: 1rem; font-size: .85rem; }
.copyright { border-top: 1px solid rgba(240,253,244,0.15); margin-top: 2rem; padding-top: 1.25rem; font-size: .85rem; color: rgba(240,253,244,0.7); }

/* === 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: var(--radius);
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.4);
  max-width: 640px; margin: 0 auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 .85rem; font-size: .9rem; line-height: 1.55; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner__actions button { padding: .55rem 1rem; border-radius: 999px; border: 1px solid rgba(240,253,244,0.3); background: transparent; color: var(--color-neutral-light); font-family: inherit; font-size: .9rem; cursor: pointer; }
.cookie-banner__actions button[data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); color: #fff; font-weight: 600; }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: .5rem; font-size: .9rem; }
.cookie-banner__prefs label { display: flex; align-items: center; gap: .5rem; }
.cookie-banner__prefs button { align-self: flex-start; margin-top: .5rem; padding: .5rem 1rem; border-radius: 999px; border: 0; background: var(--color-secondary); color: #fff; font-family: inherit; cursor: pointer; }