/* ============================================
   이음턱편한치과 홈페이지 공통 스타일
   - 색상/폰트를 바꾸려면 아래 :root 변수만 수정하세요.
   - LM Studio 등 로컬 AI로 수정할 때 이 파일만 열어서 작업하면 됩니다.
   ============================================ */

:root {
  /* 브랜드 색상 */
  --primary: #1a6b8a;        /* 메인 블루그린 — 신뢰감 */
  --primary-dark: #0f4c63;
  --primary-light: #e6f2f6;
  --accent: #3fa796;         /* 포인트 그린 */
  --brand-blue: #3d4fd8;     /* 로고 블루 (턱편한 치과) */
  --text: #2b3440;
  --text-light: #64748b;
  --bg: #ffffff;
  --bg-soft: #f7fafb;
  --border: #e2e8f0;

  /* 크기 */
  --max-width: 1080px;
  --radius: 14px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  word-break: keep-all;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ---------- 헤더 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
/* 로고: 하나의 이미지, 화면이 좁아져도 줄바꿈 없이 축소만 됨 */
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo .logo-img {
  height: 36px; width: auto; display: block;
  max-width: min(60vw, 380px); object-fit: contain;
}
.main-nav { display: flex; gap: 22px; align-items: center; flex-shrink: 0; }
.main-nav a {
  font-size: 0.95rem; font-weight: 600; color: var(--text-light);
  transition: color 0.2s;
  white-space: nowrap; /* 메뉴는 항상 한 줄 유지 */
}
.main-nav a:hover, .main-nav a.active { color: var(--primary); }
.nav-cta {
  background: var(--primary); color: #fff !important;
  padding: 9px 18px; border-radius: 999px; font-weight: 700;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--primary-dark); }

/* 모바일 메뉴 버튼 */
.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  font-size: 1.5rem; color: var(--primary-dark);
}

/* ---------- 히어로 ---------- */
/* images/hero.jpg 사진 위에 어두운 오버레이 + 흰 글씨.
   사진이 없으면 진한 그라데이션만 표시됩니다. */
.hero {
  background:
    linear-gradient(160deg, rgba(10, 38, 54, 0.36) 0%, rgba(10, 38, 54, 0.21) 100%),
    url("../images/hero.jpg") center / cover no-repeat,
    linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 110px 0 100px;
  text-align: center;
  color: #fff;
}
.hero .eyebrow {
  display: inline-block; background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff; font-weight: 700; font-size: 0.85rem;
  padding: 6px 16px; border-radius: 999px; margin-bottom: 20px;
  backdrop-filter: blur(4px);
}
.hero h1 {
  font-size: clamp(1.8rem, 4.5vw, 2.9rem);
  font-weight: 800; line-height: 1.35; color: #fff;
  margin-bottom: 18px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.88);
  max-width: 560px; margin: 0 auto 34px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.25);
}
.hero .btn-outline { border-color: #fff; color: #fff; }
.hero .btn-outline:hover { background: rgba(255,255,255,0.15); }
.hero-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 30px; border-radius: 999px;
  font-weight: 700; font-size: 1rem; transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); }

/* ---------- 섹션 공통 ---------- */
.section { padding: 80px 0; }
.section.soft { background: var(--bg-soft); }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title .label {
  color: var(--accent); font-weight: 700; font-size: 0.9rem;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.section-title h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 800;
  color: var(--primary-dark); margin-top: 8px;
}
.section-title p { color: var(--text-light); margin-top: 12px; }

/* ---------- 카드 그리드 ---------- */
.card-grid {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; transition: box-shadow 0.25s, transform 0.25s;
}
.card:hover { box-shadow: 0 10px 30px rgba(15, 76, 99, 0.1); transform: translateY(-4px); }
.card .icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 18px;
}
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--text-light); font-size: 0.95rem; }
.card .more { display: inline-block; margin-top: 14px; color: var(--primary); font-weight: 600; font-size: 0.9rem; }

/* ---------- 소개 (2단) ---------- */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center;
}
.about-grid .about-visual {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius); aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.85); font-size: 1rem; text-align: center; padding: 20px;
  overflow: hidden;
}
.about-grid .about-visual img {
  width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius);
}
/* 소속/자격 배지 */
.affiliation {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 22px;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 16px; font-size: 0.88rem; color: var(--text-light);
}
.about-grid h2 { font-size: 1.8rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 18px; }
.about-grid p { color: var(--text-light); margin-bottom: 14px; }
.about-points { list-style: none; margin-top: 20px; }
.about-points li {
  padding-left: 30px; position: relative; margin-bottom: 12px; font-weight: 600;
}
.about-points li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--accent); font-weight: 900;
}

/* ---------- 진료시간 / 오시는길 ---------- */
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.info-box {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 34px;
}
.info-box h3 {
  font-size: 1.2rem; font-weight: 800; color: var(--primary-dark);
  margin-bottom: 20px; display: flex; align-items: center; gap: 10px;
}
.hours-table { width: 100%; border-collapse: collapse; }
.hours-table td { padding: 10px 4px; border-bottom: 1px solid var(--border); font-size: 0.95rem; }
.hours-table td:last-child { text-align: right; color: var(--text-light); }
.hours-table .closed td:last-child { color: #d9534f; font-weight: 700; }
.notice { margin-top: 16px; font-size: 0.85rem; color: var(--text-light); }
.contact-row { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 16px; }
.contact-row .ico { color: var(--primary); font-size: 1.2rem; line-height: 1.5; }
.contact-row strong { display: block; font-size: 0.85rem; color: var(--text-light); font-weight: 600; }
.tel-big {
  display: block; font-size: 1.7rem; font-weight: 900; color: var(--primary);
  margin: 8px 0 20px;
}

/* ---------- 블로그/칼럼 ---------- */
.blog-cta {
  text-align: center; margin-top: 40px;
}

/* ---------- FAQ (tmj.html) ---------- */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 14px; overflow: hidden;
}
.faq-item summary {
  cursor: pointer; padding: 20px 24px; font-weight: 700;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.4rem; color: var(--primary); }
.faq-item[open] summary::after { content: "−"; }
.faq-item .faq-body { padding: 0 24px 20px; color: var(--text-light); }

/* ---------- 증상 체크리스트 (tmj.html) ---------- */
.check-list {
  max-width: 700px; margin: 0 auto; list-style: none;
}
.check-list li {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 20px 16px 52px; margin-bottom: 12px; position: relative;
}
.check-list li::before {
  content: "☑"; position: absolute; left: 20px; color: var(--accent); font-size: 1.2rem;
}

/* ---------- 진료 절차 스텝 ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.step {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 22px; text-align: center;
}
.step .num {
  width: 40px; height: 40px; border-radius: 50%; margin: 0 auto 14px;
  background: var(--primary); color: #fff; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.step h4 { font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.88rem; color: var(--text-light); }

/* ---------- 사진+텍스트 교차 행 ---------- */
.feature-row {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 46px;
  align-items: center; margin-bottom: 70px;
}
.feature-row:last-child { margin-bottom: 0; }
.feature-row.reverse { grid-template-columns: 1.1fr 1fr; }
.feature-row.reverse .feature-photo { order: 2; }
.feature-photo {
  border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--primary-light), #dcebf1);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-light); font-size: 0.9rem;
}
.feature-photo img { width: 100%; height: 100%; object-fit: cover; }
.feature-text .label { color: var(--accent); font-weight: 700; font-size: 0.88rem; }
.feature-text h3 {
  font-size: 1.5rem; font-weight: 800; color: var(--primary-dark);
  margin: 8px 0 14px; line-height: 1.4;
}
.feature-text h3 .hl { color: var(--brand-blue); }
.feature-text p { color: var(--text-light); }

/* ---------- 병원 둘러보기 갤러리 ---------- */
.gallery-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.gallery-item {
  border-radius: 12px; overflow: hidden; aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--primary-light), #dcebf1);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-light); font-size: 0.85rem;
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.3s;
}
.gallery-item img:hover { transform: scale(1.04); }

/* ---------- 인용구 ---------- */
.quote-block {
  text-align: center; max-width: 720px; margin: 0 auto; padding: 20px 0;
}
.quote-block p {
  font-size: clamp(1.15rem, 2.5vw, 1.5rem); font-weight: 700;
  color: var(--primary-dark); line-height: 1.6;
}
.quote-block .quote-mark { color: var(--brand-blue); font-size: 2.4rem; font-weight: 900; display: block; }

/* ---------- 모바일 하단 고정 상담바 ---------- */
.quickbar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 200;
  background: var(--primary-dark); color: #fff;
  padding: 14px 20px; text-align: center; font-weight: 800; font-size: 1.05rem;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.15);
}
.quickbar a { color: #fff; display: block; }

/* ---------- 배너 CTA ---------- */
.banner-cta {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius); padding: 56px 40px; text-align: center; color: #fff;
}
.banner-cta h2 { font-size: 1.7rem; font-weight: 800; margin-bottom: 12px; }
.banner-cta p { opacity: 0.85; margin-bottom: 28px; }
.banner-cta .btn { background: #fff; color: var(--primary-dark); }

/* ---------- 푸터 ---------- */
.site-footer {
  background: #14212b; color: #94a3b8; padding: 50px 0 30px; font-size: 0.9rem;
}
.footer-grid { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 30px; margin-bottom: 30px; }
.site-footer .f-logo { color: #fff; font-weight: 800; font-size: 1.1rem; margin-bottom: 12px; }
.site-footer a:hover { color: #fff; }
.copyright { border-top: 1px solid #263442; padding-top: 20px; font-size: 0.8rem; }

/* ---------- 반응형 ---------- */
/* 로고+메뉴가 한 줄에 안전하게 들어가지 않는 폭에서는 햄버거 메뉴로 전환 */
@media (max-width: 1080px) {
  .main-nav {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 20px;
    border-bottom: 1px solid var(--border); gap: 16px;
  }
  .main-nav.open { display: flex; }
  .menu-toggle { display: block; }
}
@media (max-width: 768px) {
  .logo .logo-img { height: 30px; }
  .about-grid, .info-grid { grid-template-columns: 1fr; }
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: 20px; }
  .feature-row.reverse .feature-photo { order: 0; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 56px 0; }
  .hero { padding: 60px 0 56px; }
  .quickbar { display: block; }
  body { padding-bottom: 56px; } /* 하단 상담바 공간 확보 */
}