/* ========================================
   GoodRack - 本に没頭できるカフェ
   森の図書室風・暖色・読書カフェテイスト
   ======================================== */

:root {
  --color-bg: #f8f5f0;
  --color-bg-dark: #2c2825;
  --color-text: #2c2825;
  --color-text-light: #5c564f;
  --color-accent: #8b6914;
  --color-accent-light: #c4a035;
  --color-white: #fff;
  --color-overlay: rgba(44, 40, 37, 0.6);
  --font-serif: "Noto Serif JP", serif;
  --font-sans: "Zen Kaku Gothic New", sans-serif;
  --max-width: 1100px;
  --section-padding: 80px 20px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  padding: 10px 16px;
  background: var(--color-bg-dark);
  color: var(--color-white);
  z-index: 100;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 20px;
}

/* ----- Hero ----- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 20px 80px;
  color: var(--color-white);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  z-index: 1;
}

/* ヒーロー：複数画像のスライドショー（JS で .hero-slide を追加） */
.hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #2c2825;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
  z-index: 1;
}

.hero-slide img,
img.hero-slide {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.global-nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  padding: 24px 20px;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.logo {
  font-family: var(--font-sans);
  font-size: 1rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  display: block;
}
.logo img {
  height: 36px;
  width: auto;
  display: block;
  object-fit: contain;
}

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

.nav-links a:hover {
  opacity: 0.85;
}

.sns-links {
  display: flex;
  gap: 16px;
  font-size: 0.9rem;
}

.sns-links a:hover {
  opacity: 0.85;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  text-align: center;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin: 0 0 32px;
}

.hero-copy {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  line-height: 2;
  margin: 0 0 24px;
}

/* モバイルのみ：ヒーロー文言の改行を追加（視認性向上） */
.br-mobile {
  display: none;
}

@media (max-width: 768px) {
  .br-mobile {
    display: block;
  }
}

.hero-sub {
  font-size: 0.95rem;
  opacity: 0.95;
  margin: 0 0 48px;
}

.scroll-hint {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  opacity: 0.9;
  margin: 0;
}

/* ----- Sections common ----- */
.section {
  padding: var(--section-padding);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-heading {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin: 0 0 40px;
  color: var(--color-text);
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 600;
  line-height: 1.6;
  margin: 0 0 48px;
  color: var(--color-text);
}

/* ----- Concept ----- */
.concept-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.concept-text p {
  margin: 0 0 1em;
  color: var(--color-text-light);
}

.concept-main-img {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.concept-main-img img {
  width: 100%;
  display: block;
}

@media (max-width: 768px) {
  .concept-content {
    grid-template-columns: 1fr;
  }
  .concept-images {
    order: -1;
  }
}

/* ----- GoodRackの本棚（左画像・右タイトル＋本文） ----- */
.bookshelf-section {
  background: var(--color-bg);
}

.bookshelf-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 48px 40px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* 画像は左寄せ（カラム内で幅を持ち左に配置） */
.bookshelf-img-wrap {
  justify-self: start;
  width: 100%;
  max-width: 520px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.bookshelf-img-wrap img {
  width: 100%;
  display: block;
  vertical-align: middle;
}

.bookshelf-content {
  padding-top: 0;
}

/* 本棚セクション上の罫線（main.jpg と bookshelf 画像の中央に配置） */
.bookshelf-divider {
  margin: -64px 0 96px;
  border: none;
  border-top: 1px solid rgba(0, 0, 0, 0.15);
}

.bookshelf-text {
  margin: 0;
  font-size: 0.98rem;
  line-height: 2;
  color: var(--color-text-light);
  text-align: left;
}

@media (max-width: 768px) {
  .bookshelf-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .bookshelf-img-wrap {
    max-width: none;
    justify-self: stretch;
  }
  .bookshelf-divider {
    margin: -48px 0 72px;
  }
}

/* ----- News ----- */
.news-list li {
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.news-list a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  flex-wrap: wrap;
}

.news-list a:hover {
  color: var(--color-accent);
}

.news-date {
  font-size: 0.9rem;
  color: var(--color-text-light);
  flex-shrink: 0;
}

.view-more {
  margin: 32px 0 0;
  text-align: center;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  transition: background 0.2s, color 0.2s;
}

.btn:hover {
  background: var(--color-text);
  color: var(--color-white);
}

/* ----- Menu ----- */
.menu-lead {
  margin: 0 0 12px;
  color: var(--color-text-light);
}

.menu-note {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0 0 32px;
}

.menu-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin-bottom: 32px;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}

.menu-tabs .tab {
  padding: 12px 0;
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
}

.menu-tabs .tab:not(:last-child)::after {
  content: "/";
  font-weight: 400;
  padding: 0 0.4em;
  color: var(--color-text-light);
  pointer-events: none;
}

.menu-tabs .tab:hover {
  color: var(--color-text);
  font-weight: 500;
}

.menu-tabs .tab.active {
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.15rem;
}

.menu-tabs .tab:hover::after,
.menu-tabs .tab.active::after {
  color: var(--color-text-light);
}

/* モバイル：タブを1行にし横スワイプでスクロール */
@media (max-width: 768px) {
  .menu-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin-left: -20px;
    margin-right: -20px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .menu-tabs::-webkit-scrollbar {
    display: none;
  }
  .menu-tabs .tab {
    flex-shrink: 0;
  }
}

/* タブ本文：左テキスト・右画像 */
.menu-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 768px) {
  .menu-detail-inner {
    grid-template-columns: 1fr;
  }
}

.menu-detail-image {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--color-bg-sub, #f5f2ee);
  border-radius: 8px;
  overflow: hidden;
}

.menu-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Experiencesタブ：画像2枚を縦並び */
.menu-detail-images--stacked {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.menu-detail-images--stacked .menu-detail-image {
  aspect-ratio: 4/3;
}

.menu-detail h3 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  margin: 0 0 8px;
}

.menu-detail .price {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 16px;
  color: var(--color-accent);
}

.menu-detail ul {
  margin: 12px 0;
  padding-left: 1.2em;
}

.menu-detail li {
  list-style: disc;
  margin-bottom: 6px;
}

/* ----- Access ----- */
.access-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.address {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 8px;
}

.address-detail {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0 0 24px;
}

.access-detail p {
  margin: 0 0 16px;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.access-detail a {
  color: var(--color-text);
  text-decoration: underline;
}

.access-detail a:hover {
  opacity: 0.85;
}

.btn-map {
  margin-top: 16px;
}

.access-map {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.access-map iframe {
  display: block;
}

@media (max-width: 768px) {
  .access-inner {
    grid-template-columns: 1fr;
  }
  .access-map {
    min-height: 250px;
  }
}

/* ----- Footer ----- */
.footer {
  background: var(--color-bg);
  color: var(--color-text);
  padding: 48px 20px 32px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 24px;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  margin: 0;
}

.footer-logo img {
  height: 96px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--color-text);
}

.footer-links a:hover {
  opacity: 0.8;
}

.copyright {
  width: 100%;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.8;
  margin: 24px 0 0;
}