/* 기본 리셋 & 변수 */
:root {
  --bg-dark: #0f0e12;
  --bg-card: #1a1820;
  --accent: #c9a227;
  --accent-soft: #e8d48a;
  --text: #e8e6ed;
  --text-muted: #9a96a6;
  --border: #2d2a35;
  --font: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main a,
header a,
footer a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* 헤더 */
.site-header {
  padding: 1.5rem 0;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.tagline {
  margin-top: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* 목차 (TOC) */
.toc {
  background: rgba(15, 14, 18, 0.65);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.25rem;
  margin-bottom: 1.75rem;
}

.toc-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.toc-list {
  list-style: decimal;
  padding-left: 1.25rem;
}

.toc-link {
  display: inline-block;
  padding: 0.35rem 0;
  color: var(--accent-soft);
  text-decoration: none;
}

.toc-link:hover,
.toc-link:focus-visible {
  text-decoration: underline;
}

/* 앵커 이동 시 여유 */
section[id],
h2[id],
p[id] {
  scroll-margin-top: 16px;
}

/* 전화 연결 (모바일 tel:) */
.phone-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  padding: 0.65rem 1.25rem;
  min-height: 48px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #0f0e12;
  background: linear-gradient(180deg, #e8d48a 0%, #c9a227 100%);
  border-radius: 10px;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  box-shadow: 0 4px 14px rgba(201, 162, 39, 0.35);
}

.phone-cta:active {
  transform: scale(0.98);
  opacity: 0.95;
}

.phone-cta-wrap {
  text-align: center;
  margin: 2rem 0;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.phone-cta--block {
  margin-top: 0;
  width: 100%;
  max-width: 320px;
  font-size: 1.35rem;
  min-height: 56px;
}

.phone-cta-hint {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.phone-cta--footer {
  margin-top: 0;
  margin-bottom: 1rem;
  width: 100%;
  max-width: 100%;
  font-size: 1.25rem;
  min-height: 52px;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 모바일 하단 스티키 전화 버튼 */
.sticky-call {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
  background: rgba(15, 14, 18, 0.88);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(10px);
  display: none;
  z-index: 50;
}

.sticky-call__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(720px, calc(100% - 1.5rem));
  margin: 0 auto;
  min-height: 52px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #0f0e12;
  background: linear-gradient(180deg, #e8d48a 0%, #c9a227 100%);
  box-shadow: 0 10px 24px rgba(201, 162, 39, 0.25);
}

.sticky-call__btn:active {
  transform: translateY(1px);
  opacity: 0.95;
}

/* 히어로 이미지 - 풀 화면, 전체 노출 */
.hero {
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
}

.hero-image-wrap {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
}

.hero-image {
  width: 100%;
  height: 100%;
  min-height: 100vh;
  object-fit: contain;
  object-position: center;
  display: block;
}

/* 본문 */
.main-content {
  flex: 1;
  padding: 2.5rem 0 3rem;
}

.article {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 2rem 1.75rem;
  border: 1px solid var(--border);
}

.article-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--accent);
  letter-spacing: -0.02em;
}

.article-body p {
  margin-bottom: 1.25rem;
  font-size: 1rem;
  color: var(--text);
}

.article-body p:last-child {
  margin-bottom: 0;
}

.article-body strong {
  color: var(--accent-soft);
  font-weight: 600;
}

.article-section {
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

.section-image-wrap {
  width: 100%;
  margin-bottom: 1.5rem;
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-dark);
}

.section-image {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: top;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-soft);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.article-section p {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.7;
  margin: 0;
}

.article-section strong {
  color: var(--accent-soft);
  font-weight: 600;
}

/* 푸터 */
.site-footer {
  padding: 1.25rem 0;
  text-align: center;
  border-top: 1px solid var(--border);
}

.site-footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 반응형 */
@media (max-width: 600px) {
  .hero,
  .hero-image-wrap {
    min-height: 100vh;
  }

  .main-content {
    padding-bottom: 5.5rem;
  }

  .sticky-call {
    display: block;
  }

  .article {
    padding: 1.5rem 1.25rem;
  }

  .article-title {
    font-size: 1.2rem;
  }

  .article-body p {
    font-size: 0.95rem;
  }
}