/* ============================================================
   羽子板 – スタイルシート
   カラーテーマ: オレンジ（のれん） × 和の深緑・茶・生成り
   ============================================================ */

/* ---------- CSS カスタムプロパティ ---------- */
:root {
  --orange:       #E8660A;
  --orange-light: #F28C3A;
  --orange-pale:  #FDE8D4;
  --orange-dark:  #8F3E05; /* 深みのれん色（漆赤・オレンジ茶） */
  --dark:         #1C1008;
  --brown:        #5C3A1E;
  --brown-light:  #8B5E3C;
  --green-dark:   #2D4A2E;
  --green:        #4A7A4C;
  --cream:        #FDF6EC;
  --cream-dark:   #F5E9D6;
  --gray-bg:      #ECECEC;
  --gray-mid:     #B0A090;
  --text:         #2C1A0A;
  --text-light:   #6B4C30;

  --font-serif: 'Noto Serif JP', 'Georgia', serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic Pro', sans-serif;

  --radius-sm: 4px;
  --radius-md: 12px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(92,58,30,0.12);
  --shadow-md: 0 6px 24px rgba(92,58,30,0.16);
  --shadow-lg: 0 16px 48px rgba(92,58,30,0.2);

  --transition: 0.3s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--cream);
  line-height: 1.8;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Utility ---------- */
.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

/* ---------- Section Heading ---------- */
.section-heading {
  text-align: left;
  margin-bottom: 56px;
}
.section-en {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 6px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--brown);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.section-line {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--orange-light));
  margin: 0;
  border-radius: 2px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(143, 62, 5, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: background var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
}
.header-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-kanji {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.15em;
}
.logo-sub {
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  color: var(--orange-light);
  text-transform: uppercase;
}
 
.header-nav ul {
  display: flex;
  gap: 28px;
}
.header-nav a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.08em;
  transition: color var(--transition);
  position: relative;
  padding-bottom: 2px;
}
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 0; height: 1px;
  background: #fff;
  transition: width var(--transition);
}
.header-nav a:hover { color: #fff; }
.header-nav a:hover::after { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  background: linear-gradient(150deg, var(--cream) 0%, var(--cream-dark) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* 和柄 背景装飾 */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='40' viewBox='0 0 80 40'%3E%3Cg fill='none' stroke='rgba(232, 102, 10, 0.12)' stroke-width='1'%3E%3Ccircle cx='0' cy='0' r='40'/%3E%3Ccircle cx='0' cy='0' r='30'/%3E%3Ccircle cx='0' cy='0' r='20'/%3E%3Ccircle cx='0' cy='0' r='10'/%3E%3Ccircle cx='80' cy='0' r='40'/%3E%3Ccircle cx='80' cy='0' r='30'/%3E%3Ccircle cx='80' cy='0' r='20'/%3E%3Ccircle cx='80' cy='0' r='10'/%3E%3Ccircle cx='0' cy='40' r='40'/%3E%3Ccircle cx='0' cy='40' r='30'/%3E%3Ccircle cx='0' cy='40' r='20'/%3E%3Ccircle cx='0' cy='40' r='10'/%3E%3Ccircle cx='80' cy='40' r='40'/%3E%3Ccircle cx='80' cy='40' r='30'/%3E%3Ccircle cx='80' cy='40' r='20'/%3E%3Ccircle cx='80' cy='40' r='10'/%3E%3Ccircle cx='40' cy='20' r='40'/%3E%3Ccircle cx='40' cy='20' r='30'/%3E%3Ccircle cx='40' cy='20' r='20'/%3E%3Ccircle cx='40' cy='20' r='10'/%3E%3C/g%3E%3C/svg%3E"),
    radial-gradient(ellipse 600px 600px at 10% 60%, rgba(232,102,10,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 400px 400px at 90% 20%, rgba(242,140,58,0.05) 0%, transparent 70%);
  background-size: 80px 40px, auto, auto;
  background-repeat: repeat, no-repeat, no-repeat;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: clamp(32px, 6vw, 80px);
  width: min(1100px, 92vw);
  margin: 0 auto;
  padding: 80px 0 60px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-noren-wrap {
  flex: 0 0 auto;
  width: clamp(260px, 38vw, 440px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(232,102,10,0.15);
  border: 2px solid rgba(232,102,10,0.3);
  transform: rotate(-1deg);
  transition: transform var(--transition);
}
.hero-noren-wrap:hover { transform: rotate(0deg) scale(1.02); }

.hero-noren-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-text {
  flex: 1 1 280px;
  color: var(--text);
}
.hero-tagline {
  font-size: clamp(0.8rem, 1.5vw, 0.95rem);
  letter-spacing: 0.3em;
  color: var(--orange);
  margin-bottom: 16px;
  font-family: var(--font-serif);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text) 0%, var(--orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: clamp(0.85rem, 1.6vw, 1rem);
  color: var(--text-light);
  letter-spacing: 0.08em;
  margin-bottom: 40px;
  line-height: 1.9;
}
.hero-btn {
  display: inline-block;
  padding: 14px 36px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: #fff;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  border-radius: 40px;
  box-shadow: 0 4px 20px rgba(232,102,10,0.5);
  transition: transform var(--transition), box-shadow var(--transition);
}
.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(232,102,10,0.6);
}

.hero-wave {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
}
.hero-wave svg { display: block; width: 100%; }

/* ============================================================
   CALENDAR
   ============================================================ */
.calendar { background: var(--cream); }

.calendar-intro {
  text-align: left;
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.9;
  margin-bottom: 36px;
}
.calendar-container {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(92, 58, 30, 0.08);
  transition: transform var(--transition), box-shadow var(--transition);
}
.calendar-container:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.calendar-iframe-wrap {
  position: relative;
  width: 100%;
  height: 600px;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.calendar-iframe-wrap iframe {
  width: 100%;
  height: 100%;
}
.calendar-note {
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--gray-mid);
  text-align: right;
}
.calendar-note a {
  color: var(--orange-light);
  text-decoration: underline;
  transition: color var(--transition);
}
.calendar-note a:hover {
  color: var(--orange);
}

/* ============================================================
   CONCEPT
   ============================================================ */
.concept { background: var(--cream); }

.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-bottom: 56px;
}
.concept-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 40px 28px;
  text-align: left;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--cream-dark);
  transition: transform var(--transition), box-shadow var(--transition);
}
.concept-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.concept-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--brown);
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}
.concept-card p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.9;
}

/* 予約通知 */
.reservation-notice {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: linear-gradient(135deg, #FFF8F0, var(--orange-pale));
  border: 1.5px solid var(--orange-light);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  box-shadow: var(--shadow-sm);
}
.reservation-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--orange);
  position: relative;
  margin-top: 4px;
}
.reservation-icon--tel::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 2px solid #fff;
  border-radius: 3px;
}
.reservation-icon--tel::after {
  content: '';
  position: absolute;
  bottom: 9px; left: 50%; transform: translateX(-50%);
  width: 8px; height: 2px;
  background: #fff;
}
.reservation-text p { font-size: 0.9rem; color: var(--text); line-height: 1.8; }
.reservation-main {
  font-family: var(--font-serif);
  font-size: 1.05rem !important;
  font-weight: 700;
  color: var(--brown) !important;
  margin-bottom: 8px;
}

.tel-link {
  color: var(--orange-light);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}
.tel-link:hover { color: var(--orange); }



/* ============================================================
   MENU
   ============================================================ */
.menu-section { background: var(--cream-dark); }
.menu-intro {
  text-align: left;
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.9;
  margin-bottom: 48px;
}
.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 24px;
}

/* 定食セット説明 */
.menu-set-desc {
  display: flex;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #fff, var(--cream));
  border: 1.5px solid var(--orange-light);
  border-radius: var(--radius-md);
  padding: 20px 32px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
}
.menu-set-label {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--orange);
  letter-spacing: 0.1em;
  white-space: nowrap;
  flex-shrink: 0;
  border-right: 1.5px solid var(--orange-light);
  padding-right: 24px;
}
.menu-set-list {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.menu-set-list li {
  font-size: 0.88rem;
  color: var(--text-light);
  padding-left: 12px;
  position: relative;
}
.menu-set-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%; transform: translateY(-50%);
  width: 5px; height: 5px;
  background: var(--orange);
  border-radius: 50%;
}
.menu-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(92,58,30,0.1);
  transition: transform var(--transition), box-shadow var(--transition);
}
.menu-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.menu-photo {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.placeholder-photo {
  background: var(--gray-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.placeholder-text {
  font-size: 0.8rem;
  color: var(--gray-mid);
  text-align: center;
  line-height: 1.7;
  font-family: var(--font-serif);
  letter-spacing: 0.06em;
}
.menu-info { padding: 20px 20px 24px; }
.menu-tag {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: 20px;
  padding: 2px 10px;
  margin-bottom: 8px;
}
.menu-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--brown);
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}
.menu-desc {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.8;
}
.menu-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gray-mid);
}

/* ============================================================
   OWNER
   ============================================================ */
.owner-section { background: var(--cream); }
.owner-content {
  display: block;
}

.owner-text h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--brown);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  line-height: 1.5;
}
.owner-text p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 2;
  margin-bottom: 16px;
}
.owner-text em {
  font-style: normal;
  color: var(--orange);
  font-weight: 600;
}
.owner-text strong { color: var(--brown); }
.owner-sign {
  font-family: var(--font-serif);
  font-size: 0.88rem !important;
  color: var(--gray-mid) !important;
  margin-top: 24px !important;
}

/* ============================================================
   RENTAL
   ============================================================ */
.rental-section {
  background: linear-gradient(160deg, var(--green-dark) 0%, #1E3A1E 100%);
  position: relative;
  overflow: hidden;
}
.rental-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(ellipse 400px 400px at 20% 80%, rgba(74,122,76,0.2) 0%, transparent 70%);
  pointer-events: none;
}
.rental-section .section-title { color: var(--cream); }

.rental-content {
  display: block;
}
.rental-text h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--cream);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.rental-text p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.9;
  margin-bottom: 16px;
}
.rental-list {
  margin: 16px 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.rental-list li {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  padding-left: 4px;
}
.rental-tel-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.3);
  color: #fff;
  border-radius: 40px;
  padding: 12px 28px;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  transition: background var(--transition), border-color var(--transition);
}
.rental-tel-btn:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.6);
}



/* ============================================================
   ACCESS
   ============================================================ */
.access-section { background: var(--cream); }
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
  align-items: start;
}
.access-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.access-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--cream-dark);
  align-items: flex-start;
}
.access-item:last-child { border-bottom: none; }
.access-label {
  flex-shrink: 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  font-family: var(--font-serif);
  color: var(--orange);
  background: var(--orange-pale);
  border: 1px solid var(--orange-light);
  border-radius: var(--radius-sm);
  padding: 3px 10px;
  margin-top: 2px;
}
.access-item span:last-child, .access-item a {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.7;
}

.access-notice {
  display: block;
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 6px;
  line-height: 1.6;
}

.access-map {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--cream-dark);
}
.access-map iframe {
  display: block;
  width: 100%;
  height: 400px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--orange-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
  text-align: left;
}
.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.footer-logo-kanji {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: #fff;
  letter-spacing: 0.2em;
}
.footer-logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--orange-light);
}
.footer-info p {
  font-size: 0.82rem;
  line-height: 1.9;
}
.footer-info a { color: #fff; font-weight: 500; }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: flex-start;
}
.footer-nav a {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.06em;
  transition: color var(--transition);
}
.footer-nav a:hover { color: #fff; }
.footer-copy {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 8px;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 28px; right: 24px;
  width: 44px; height: 44px;
  background: var(--orange);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  box-shadow: 0 4px 16px rgba(232,102,10,0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 999;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover { transform: translateY(-3px); }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 900px) {
  .header-nav { display: none; }
  .nav-toggle { display: flex; }

  /* Mobile menu open */
  .header-nav.open {
    display: flex;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: rgba(143, 62, 5, 0.98);
    padding: 20px 24px 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }
  .header-nav.open ul {
    flex-direction: column;
    gap: 16px;
    width: 100%;
  }
  .header-nav.open a {
    font-size: 1rem;
  }

  .access-grid { grid-template-columns: 1fr; }
  .owner-text { text-align: left; }
  .rental-text { text-align: left; }
  .rental-list { align-items: flex-start; }
}

/* Mobile */
@media (max-width: 600px) {
  .section { padding: 60px 0; }

  .hero-content {
    flex-direction: column;
    padding: 80px 0 50px;
    text-align: center;
  }
  .hero-noren-wrap {
    width: min(300px, 80vw);
    transform: none;
  }

  .concept-grid { grid-template-columns: 1fr; }
  .menu-grid { grid-template-columns: 1fr; }

  .calendar-container { padding: 12px; }
  .calendar-iframe-wrap { height: 450px; }

  .week-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }

  .info-card, .info-schedule { padding: 20px 16px; }

  .reservation-notice {
    flex-direction: column;
    padding: 24px 20px;
  }

  .access-map iframe { height: 280px; }

  .footer-nav { gap: 10px 16px; }
}

@media (max-width: 420px) {
  .menu-grid { grid-template-columns: 1fr; }
}