:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #5b5b5b;
  --accent: #e2543f;
  --accent-light: #fdeae7;
  --border: #ececec;
  --radius: 14px;
  --container-width: 1080px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", sans-serif;
  line-height: 1.65;
  font-size: 16px;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding-inline: 24px;
}

/* 헤더 / 내비게이션 */

.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 16px;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent);
}

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  color: var(--text);
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: none;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  cursor: pointer;
}

@media (max-width: 700px) {
  .nav-toggle {
    display: block;
  }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    display: none;
  }
  .main-nav.open {
    display: flex;
  }
  .main-nav a {
    padding: 14px 24px;
    border-top: 1px solid var(--border);
  }
}

/* 히어로 스와이퍼 */

.hero-swiper {
  width: 100%;
  height: 420px;
}

@media (max-width: 700px) {
  .hero-swiper {
    height: 320px;
  }
}

.hero-swiper .swiper-slide {
  position: relative;
}

.hero-swiper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slide-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 32px 24px 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.55), transparent);
  color: #fff;
}

.slide-caption .dog-name {
  font-size: 1.6rem;
  font-weight: 700;
}

.slide-caption .dog-breed {
  opacity: 0.9;
}

.swiper-pagination-bullet-active {
  background: var(--accent) !important;
}

.intro {
  text-align: center;
  padding-block: 48px;
  max-width: 560px;
  margin: 0 auto;
}

.intro h1 {
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  margin-bottom: 12px;
}

.intro p {
  color: var(--muted);
  margin: 0;
}

.hero-simple {
  text-align: center;
  padding-block: 56px;
}

.hero-simple h1 {
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  margin-bottom: 12px;
}

.hero-simple p {
  color: var(--muted);
  margin: 0;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 600;
  margin-top: 12px;
}

.btn:hover {
  opacity: 0.9;
}

/* 페이지 공통 섹션 */

.section {
  padding-block: 56px;
}

.section-title {
  font-size: 1.5rem;
  margin-bottom: 32px;
  text-align: center;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 700px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: #fff;
  transition: box-shadow 0.15s, transform 0.15s;
}

a.card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.card h3 {
  margin-top: 0;
  color: var(--accent);
}

.card p {
  color: var(--muted);
  margin-bottom: 0;
}

/* 강아지 프로필 카드 */

.dog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .dog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .dog-grid {
    grid-template-columns: 1fr;
  }
}

.dog-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}

.dog-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.dog-card-body {
  padding: 18px;
}

.dog-card-body h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
}

.dog-card-body .dog-meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  background: var(--accent-light);
  color: var(--accent);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

/* 사진첩 */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

@media (max-width: 700px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.gallery-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

/* 일상·추억 */

.episode-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  background: #fff;
}

.episode-card .dog-name-tag {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 6px;
}

.episode-card h3 {
  margin: 0 0 8px;
}

.episode-card p {
  margin: 0;
  color: var(--muted);
}

/* 푸터 */

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 32px;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

.footer-brand {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.footer-copyright {
  margin-top: 16px;
}