/* =============================================================
   산울림청소년센터 소개 페이지
   디자인 토큰(CSS 변수) + 컴포넌트 스타일. 빌드 도구 없음.
   ============================================================= */

:root {
  /* Forest / eco palette */
  --pine-900: #16302a;
  --pine-700: #1f4d3a;
  --pine-600: #276148;
  --pine-500: #2f7a58;
  --pine-400: #4d9a72;
  --pine-200: #bfe3cd;
  --pine-100: #e0f2e6;
  --pine-50:  #f2faf5;

  /* Warm accent (sunlight through leaves) */
  --sun-500: #e0a437;
  --sun-100: #fbeecb;

  /* Sky accent (used sparingly for links/info) */
  --sky-600: #2b6f8f;
  --sky-100: #e3f1f6;

  /* Neutrals */
  --paper: #fdfcf9;
  --ink: #223028;
  --ink-soft: #4b5a52;
  --ink-muted: #6f7d75;
  --line: #e5ede8;
  --line-strong: #d3e1da;
  --white: #ffffff;

  --container: 64rem;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 3px rgba(22, 48, 42, .08);
  --shadow-md: 0 6px 20px rgba(22, 48, 42, .10);
  --shadow-lg: 0 16px 40px rgba(22, 48, 42, .16);

  --ring: 0 0 0 3px rgba(47, 122, 88, .35);
}

/* ---------- 리셋 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
button { font: inherit; }

/* ---------- 아이콘 ---------- */
.icon {
  display: inline-block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
  vertical-align: -3px;
}
.icon-16 { width: 16px; height: 16px; }
.icon-18 { width: 18px; height: 18px; }
.icon-20 { width: 20px; height: 20px; }
.icon-24 { width: 24px; height: 24px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--pine-700);
  color: var(--white);
  padding: .75rem 1.25rem;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 200;
}
.skip-link:focus { left: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- 헤더 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 252, 249, .92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .65rem 1.25rem;
  max-width: var(--container);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  font-weight: 800;
  color: var(--pine-700);
  font-size: 1.02rem;
  white-space: nowrap;
}
.brand__mark {
  width: 30px; height: 30px;
  display: inline-grid; place-items: center;
  background: var(--pine-700);
  color: var(--white);
  border-radius: 8px;
  flex: none;
}
.header-actions { display: flex; gap: .5rem; }

.site-nav {
  display: flex;
  gap: 1.1rem;
  overflow-x: auto;
  padding: 0 1.25rem .65rem;
  max-width: var(--container);
  margin: 0 auto;
  scrollbar-width: none;
}
.site-nav::-webkit-scrollbar { display: none; }
.site-nav a {
  flex: none;
  text-decoration: none;
  font-size: .86rem;
  font-weight: 700;
  color: var(--ink-muted);
  padding-bottom: .3rem;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.site-nav a[aria-current] { color: var(--pine-700); border-bottom-color: var(--pine-500); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .55rem 1rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: .88rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  white-space: nowrap;
}
.btn:focus-visible { outline: none; box-shadow: var(--ring); }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--pine-700); color: var(--white); box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--pine-600); }
.btn--ghost { background: var(--white); color: var(--pine-700); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--pine-400); }
.btn--sm { padding: .4rem .8rem; font-size: .8rem; }

/* ---------- 히어로 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 3rem 0 2.5rem;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../img/hero-building.jpg") 78% 58% / cover no-repeat;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,36,30,.32) 0%, rgba(15,36,30,.5) 45%, rgba(15,36,30,.74) 100%);
}
.hero > .container {
  position: relative;
  z-index: 1;
}
.hero__mascot {
  width: 120px;
  height: 120px;
  margin: 0 auto .5rem;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,.35));
}
.hero__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 1.1rem;
}
.hero__badges .chip { box-shadow: var(--shadow-md); }
.chip {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .3rem .7rem;
  border-radius: var(--radius-pill);
  background: var(--pine-100);
  color: var(--pine-700);
  font-size: .78rem;
  font-weight: 700;
  border: 1px solid var(--pine-200);
}
.hero__title {
  font-size: clamp(1.9rem, 6vw, 2.7rem);
  font-weight: 900;
  color: var(--white);
  letter-spacing: -.01em;
  text-shadow: 0 2px 14px rgba(0,0,0,.35);
}
.hero__title small {
  display: block;
  font-size: .42em;
  font-weight: 700;
  color: rgba(255,255,255,.88);
  margin-top: .5rem;
  letter-spacing: 0;
}
.hero__tagline {
  margin: 1rem auto 0;
  max-width: 34rem;
  font-size: 1.05rem;
  color: rgba(255,255,255,.92);
  text-shadow: 0 1px 8px rgba(0,0,0,.3);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  margin-top: 1.6rem;
}
.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .75rem;
  max-width: 32rem;
  margin: 2rem auto 0;
}
.stat {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .9rem .5rem;
  box-shadow: var(--shadow-sm);
}
.stat__num { font-size: 1.25rem; font-weight: 900; color: var(--pine-700); }
.stat__label { font-size: .74rem; color: var(--ink-muted); margin-top: .15rem; }

/* ---------- 섹션 공통 ---------- */
.section { padding: 3.25rem 0; border-top: 1px solid var(--line); }
.section--tinted { background: var(--pine-50); }
.section__head { text-align: center; max-width: 40rem; margin: 0 auto 2rem; }
.section__eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 800;
  color: var(--pine-500);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .5rem;
}
.section__title { font-size: clamp(1.4rem, 3.6vw, 1.85rem); font-weight: 900; color: var(--ink); }
.section__desc { margin-top: .6rem; color: var(--ink-soft); font-size: .96rem; }

/* ---------- 센터소개 ---------- */
.about-lead {
  max-width: 46rem;
  margin: 0 auto 2rem;
  font-size: 1.02rem;
  color: var(--ink-soft);
  text-align: center;
}
.about-lead p + p { margin-top: .85rem; }
.mv-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
  max-width: 46rem;
  margin: 0 auto;
}
.mv-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow-sm);
}
.mv-card__label { font-size: .78rem; font-weight: 800; color: var(--sun-500); }
.mv-card__value { margin-top: .35rem; font-size: 1.08rem; font-weight: 800; color: var(--pine-700); line-height: 1.4; }

.mini-label {
  display: block;
  text-align: center;
  font-size: .78rem;
  font-weight: 800;
  color: var(--pine-500);
  letter-spacing: .02em;
  margin: 2rem auto .85rem;
}

.goal-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  max-width: 40rem;
  margin: 0 auto;
}
.goal-grid li {
  display: flex;
  align-items: center;
  gap: .7rem;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: .8rem .9rem;
}
.goal-grid__num {
  flex: none;
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--pine-100);
  color: var(--pine-700);
  font-size: .78rem;
  font-weight: 800;
}
.goal-grid__label { font-size: .85rem; font-weight: 700; color: var(--ink-soft); }

.quote {
  position: relative;
  max-width: 40rem;
  margin: 2rem auto 0;
  text-align: center;
  padding: 1.5rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--pine-200);
}
.quote__mascot {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 52px;
  filter: drop-shadow(0 4px 8px rgba(22, 48, 42, .18));
}
.quote p { font-size: 1.02rem; font-weight: 700; color: var(--pine-700); }
.quote cite { display: block; margin-top: .6rem; font-size: .8rem; color: var(--ink-muted); font-style: normal; }

.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  max-width: 44rem;
  margin: 0 auto;
}
.cert-grid li {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .75rem .9rem;
  font-size: .82rem;
  font-weight: 700;
  color: var(--ink-soft);
}
.cert-grid .icon { color: var(--sun-500); }

/* ---------- 사업소개 카드 ---------- */
.program-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}
.program-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.program-card__icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: var(--pine-100);
  color: var(--pine-700);
  border-radius: 12px;
}
.program-card__title { font-size: 1.05rem; font-weight: 800; color: var(--ink); }
.program-card__desc { font-size: .88rem; color: var(--ink-soft); flex: 1; }
.program-card__related {
  font-size: .78rem;
  color: var(--ink-muted);
  padding-top: .6rem;
  border-top: 1px solid var(--line);
}
.program-card__related strong { color: var(--pine-600); font-weight: 700; }

.section__footnote {
  text-align: center;
  margin-top: 1.75rem;
  font-size: .88rem;
  color: var(--ink-muted);
}
.section__footnote a { color: var(--sky-600); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }

/* ---------- 시설안내 ---------- */
.facility-grid {
  display: grid;
  gap: .85rem;
  grid-template-columns: repeat(2, 1fr);
}
.facility-item {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
}
.facility-item__icon {
  flex: none;
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: var(--pine-50);
  color: var(--pine-600);
  border-radius: 9px;
}
.facility-item__name { font-weight: 800; font-size: .92rem; color: var(--pine-700); }
.facility-item__meta { margin-top: .2rem; font-size: .78rem; color: var(--ink-muted); }

/* ---------- 오시는 길 ---------- */
.location-single {
  max-width: 32rem;
  margin: 0 auto;
}
.info-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
}
.info-card__title {
  font-weight: 800;
  color: var(--pine-700);
  font-size: .95rem;
  display: flex;
  align-items: center;
  gap: .4rem;
  margin-bottom: .6rem;
}
.info-row {
  display: flex;
  gap: .5rem;
  padding: .5rem 0;
  border-top: 1px solid var(--line);
  font-size: .88rem;
}
.info-row:first-of-type { border-top: none; padding-top: 0; }
.info-row dt { flex: none; width: 4.4rem; font-weight: 700; color: var(--ink-muted); }
.info-row dd { margin: 0; color: var(--ink-soft); }

.map-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }

/* ---------- 푸터 ---------- */
.site-footer {
  background: var(--pine-900);
  color: rgba(255,255,255,.82);
  padding: 2.5rem 0 1.75rem;
  font-size: .86rem;
}
.site-footer strong { color: var(--white); }
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-links { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.footer-links a { text-decoration: underline; text-underline-offset: 2px; color: rgba(255,255,255,.82); }
.footer-links a:hover { color: var(--white); }
.footer-social { display: flex; gap: .6rem; margin-top: .85rem; }

/* ---------- SNS 버튼(공용) ---------- */
.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  color: var(--white);
  box-shadow: var(--shadow-md);
  transition: transform .15s ease, box-shadow .15s ease;
}
.social-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.social-btn--instagram { background: linear-gradient(45deg, #f9ce34, #ee2a7b 60%, #6228d7); }
.social-btn--facebook { background: #1877f2; }
.social-btn--sm { width: 34px; height: 34px; }
.footer-bottom {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,.14);
  font-size: .78rem;
  color: rgba(255,255,255,.55);
}

/* ---------- 반응형 ---------- */
@media (min-width: 640px) {
  .facility-grid { grid-template-columns: repeat(3, 1fr); }
  .hero__mascot { width: 150px; height: 150px; }
}
@media (min-width: 760px) {
  .program-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .mv-grid { grid-template-columns: 1fr; }
  .program-grid { grid-template-columns: 1fr; }
  .goal-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .header-actions .btn span.btn-label--full { display: none; }
}

/* 포커스 접근성 */
a:focus-visible, button:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--radius-sm); }