/* 
  夏涼楓月 — Karyohugetsu Design System
  Wa-Modern Japanese Aesthetic
  Palette: Washi Beige × Brass Gold × Dark Brown
*/

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;400;500;700&family=Noto+Sans+JP:wght@300;400;500&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&display=swap');

/* ═══════════════════════════════════════════
   Design Tokens
═══════════════════════════════════════════ */
:root {
  /* Washi Paper Palette */
  --color-bg:          #f6f1e8;  /* Washi Beige — primary bg */
  --color-bg-alt:      #faf7f2;  /* Light Cream — alternate bg */
  --color-bg-card:     #fffef9;  /* Near-White — card surfaces */
  --color-surface:     #efe9dc;  /* Deeper Beige — panel surface */
  --color-surface-2:   #e8e1d4;  /* Darker panel for contrast */

  /* Text — Dark Brown for warmth */
  --color-text:        #26201b;
  --color-text-muted:  #4a413a;
  --color-text-sub:    #635950;
  --color-text-faint:  #85786c;

  /* Brass Gold */
  --color-gold:        #b38b4d;
  --color-gold-light:  #cfa86e;
  --color-gold-dark:   #8a6a38;
  --color-gold-alpha:  rgba(179, 139, 77, 0.12);
  --color-gold-glow:   rgba(179, 139, 77, 0.06);

  /* Typography */
  --font-serif:  'Noto Serif JP', Georgia, serif;
  --font-sans:   'Noto Sans JP', sans-serif;
  --font-latin:  'Cormorant Garamond', Georgia, serif;

  /* Spacing */
  --section-pad-v: 130px;
  --section-pad-h: 7%;

  /* Transitions */
  --ease-slow:   0.9s cubic-bezier(0.25, 1, 0.5, 1);
  --ease-medium: 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  --ease-fast:   0.3s ease;

  /* Target Accent from Image */
  --color-accent: #b36d40;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  /* Washi paper fiber texture */
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 3px,
      rgba(61, 54, 48, 0.012) 3px,
      rgba(61, 54, 48, 0.012) 6px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 8px,
      rgba(179, 139, 77, 0.008) 8px,
      rgba(179, 139, 77, 0.008) 9px
    );
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.05em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ═══════════════════════════════════════════
   Typography
═══════════════════════════════════════════ */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.7;
}

.serif {
  font-family: var(--font-serif);
}

.latin {
  font-family: var(--font-latin);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════
   Layout
═══════════════════════════════════════════ */
section {
  padding: var(--section-pad-v) var(--section-pad-h);
  position: relative;
  overflow: hidden;
}

.container {
  max-width: 1160px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ═══════════════════════════════════════════
   Decorative Elements
═══════════════════════════════════════════ */
.section-label {
  font-family: var(--font-latin);
  font-size: 0.68rem;
  letter-spacing: 0.42em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}

.section-divider {
  width: 40px;
  height: 1px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
  margin: 28px 0;
  opacity: 0.6;
}

.gold-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--color-gold), transparent);
  margin-bottom: 40px;
  opacity: 0.7;
}

/* Andon (lantern) light gradient — applied to section backgrounds */
.andon-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 25%, rgba(179, 139, 77, 0.055) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 85% 75%, rgba(179, 139, 77, 0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ═══════════════════════════════════════════
   Header & Navigation
═══════════════════════════════════════════ */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  transition: background var(--ease-medium), padding var(--ease-fast), border-color var(--ease-medium);
  background: transparent;
  border-bottom: 1px solid transparent;
}

header.scrolled {
  background: rgba(250, 247, 242, 0.93);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 15px 5%;
  border-bottom-color: rgba(179, 139, 77, 0.18);
  box-shadow: 0 2px 20px rgba(61, 54, 48, 0.05);
}

header.scrolled .logo,
header.scrolled nav a {
  color: var(--color-text);
}

header.scrolled .logo span {
  color: var(--color-text-muted);
}

/* Logo */
.logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: #fff; /* White as per image */
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.18em;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: opacity var(--ease-fast);
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: #1a1512;
  border-radius: 4px; /* Slightly rounded square */
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo span {
  font-size: 0.68rem;
  font-family: var(--font-sans);
  font-weight: 300;
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.82);
}

/* Nav links */
nav ul {
  display: flex;
  list-style: none;
  gap: 40px;
}

nav a {
  color: #fff; /* White as per image */
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  font-family: var(--font-sans);
  font-weight: 500;
  transition: color var(--ease-fast);
  position: relative;
  padding-bottom: 4px;
  opacity: 0.9;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
  transition: width var(--ease-medium);
}

nav a:hover {
  color: var(--color-gold);
}

nav a:hover::after {
  width: 100%;
}

/* Reserve / Instagram button — Styled like the brown button in photo */
.reserve-btn {
  background: var(--color-accent);
  color: #fff;
  padding: 10px 28px;
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  border-radius: 2px;
  transition: background var(--ease-fast), transform var(--ease-fast), box-shadow var(--ease-fast);
}

.reserve-btn:hover {
  background: #9c5a35;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(179, 109, 64, 0.35);
}

/* ═══════════════════════════════════════════
   Hamburger Menu
═══════════════════════════════════════════ */
.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 7px;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  width: 26px;
  height: 1px;
  background-color: #fff;
  transition: var(--ease-fast);
  display: block;
}

header.scrolled .hamburger span {
  background-color: var(--color-text);
}

.hamburger.active span {
  background-color: var(--color-text) !important;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ═══════════════════════════════════════════
   Hero Section
═══════════════════════════════════════════ */
#hero {
  height: 100vh;
  min-height: 720px;
  display: flex;
  align-items: center; /* Centered as per image */
  justify-content: center; /* Centered as per image */
  padding: 0 5%;

  /* Layered overlay: Deep sepia/brown for text contrast */
  background-image:
    linear-gradient(
      rgba(30, 24, 20, 0.55) 0%,
      rgba(45, 35, 30, 0.45) 50%,
      rgba(30, 24, 20, 0.65) 100%
    ),
    url('img/store-out2.jpg');

  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
}

/* Right-side soft fade */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(250, 247, 242, 0.65) 0%,
    rgba(250, 247, 242, 0.15) 45%,
    transparent 70%
  );
  pointer-events: none;
}

/* Bottom fade to bg */
#hero::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to bottom, transparent, rgba(246, 241, 232, 0.85));
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center; /* Center-align as per image */
  text-align: center; /* Center-align as per image */
  max-width: 900px;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: #fff; /* White */
  margin-bottom: 28px;
  opacity: 1;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.0rem, 5vw, 4.4rem);
  line-height: 1.4;
  color: #fff; /* White */
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.4);
  letter-spacing: 0.14em;
  font-weight: 500;
}

.hero-sub {
  margin-top: 28px;
  font-size: 0.95rem;
  color: #fff; /* White */
  letter-spacing: 0.18em;
  font-family: var(--font-sans);
  font-weight: 400;
  opacity: 0.95;
}

.hero-actions {
  margin-top: 54px;
}

.hero-btn {
  display: inline-block;
  padding: 16px 54px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  background: rgba(255, 255, 255, 0.08);
  transition: all var(--ease-fast);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #fff;
  transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 44px;
  left: 6%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 2;
}

.scroll-indicator .scroll-label {
  font-family: var(--font-latin);
  font-size: 0.62rem;
  letter-spacing: 0.4em;
  color: var(--color-gold);
  writing-mode: vertical-rl;
  text-transform: uppercase;
  opacity: 0.8;
}

.scroll-indicator .line {
  width: 1px;
  height: 70px;
  background: linear-gradient(to bottom, var(--color-gold), transparent);
  animation: scrollPulse 2.4s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.9; transform: scaleY(1); transform-origin: top; }
  50%       { opacity: 0.35; }
}

/* ═══════════════════════════════════════════
   Concept Sections
═══════════════════════════════════════════ */
#concept {
  background-color: var(--color-bg);
}

#pricing {
  background-color: var(--color-bg-alt);
}

#dishes {
  background-color: var(--color-bg);
}

/* Andon glow for all content sections */
#concept::before,
#pricing::before,
#dishes::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 65% 55% at 12% 22%, rgba(179, 139, 77, 0.05) 0%, transparent 65%),
    radial-gradient(ellipse 55% 50% at 88% 78%, rgba(179, 139, 77, 0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* Concept Grid */
.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
}

.concept-image {
  position: relative;
  overflow: hidden;
}

/* warm sheen overlay on image */
.concept-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(179, 139, 77, 0.07) 0%, transparent 55%);
  pointer-events: none;
  z-index: 1;
}

.concept-image img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.25, 1, 0.5, 1);
  filter: saturate(0.92) brightness(1.02);
}

.concept-image:hover img {
  transform: scale(1.05);
}

/* Concept text panel */
.concept-text {
  padding: 70px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-color: var(--color-bg-card);
  position: relative;
}

/* Subtle corner brass mark */
.concept-text::before {
  content: '';
  position: absolute;
  top: 40px;
  right: 40px;
  width: 28px;
  height: 28px;
  border-top: 1px solid rgba(179, 139, 77, 0.35);
  border-right: 1px solid rgba(179, 139, 77, 0.35);
}

.concept-text .section-label {
  margin-bottom: 18px;
}

.concept-text h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.3rem);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 32px;
  font-weight: 300;
}

/* Gold accent on h2 last line */
.concept-text h2 em {
  font-style: normal;
  color: var(--color-gold);
}

.concept-text p {
  font-size: 1rem;
  margin-bottom: 24px;
  color: var(--color-text-muted);
  line-height: 1.95;
  letter-spacing: 0.05em;
}

/* Reversed grid */
.concept-grid.reversed {
  direction: rtl;
}
.concept-grid.reversed > * {
  direction: ltr;
}

/* ═══════════════════════════════════════════
   御品書 — Menu Section (2-Column Layout)
═══════════════════════════════════════════ */
#menu {
  background-color: var(--color-bg-alt);
  position: relative;
}

/* Andon light for menu */
#menu::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 60% at 25% 65%, rgba(179, 139, 77, 0.065) 0%, transparent 60%),
    radial-gradient(ellipse 50% 45% at 80% 18%, rgba(179, 139, 77, 0.045) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

/* Menu Header */
.menu-header {
  text-align: center;
  margin-bottom: 72px;
}

.menu-header h2 {
  font-size: clamp(2rem, 3.8vw, 3rem);
  color: var(--color-text);
  font-weight: 400;
  letter-spacing: 0.28em;
}

.menu-header .section-label {
  display: block;
  text-align: center;
  margin-bottom: 16px;
}

.menu-header .section-divider {
  margin: 24px auto;
}

.menu-header p {
  color: var(--color-text-muted);
  font-size: 0.86rem;
  letter-spacing: 0.22em;
  font-family: var(--font-serif);
}

/* 2-Column layout */
.menu-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 620px;
  border: 1px solid rgba(179, 139, 77, 0.18);
  box-shadow:
    0 12px 48px rgba(61, 54, 48, 0.07),
    0 2px 8px rgba(61, 54, 48, 0.03);
}

/* ── Left: Signature Dish ── */
.menu-signature {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-alt);
}

.menu-signature-image {
  position: relative;
  overflow: hidden;
  flex: 1;
  min-height: 360px;
}

.menu-signature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.25, 1, 0.5, 1);
  filter: saturate(0.93) brightness(1.03);
}

.menu-signature-image:hover img {
  transform: scale(1.05);
}

.menu-signature-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, transparent 55%, rgba(250, 247, 242, 0.45) 100%),
    linear-gradient(135deg, rgba(179, 139, 77, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.menu-signature-info {
  padding: 40px 40px 48px;
  text-align: center;
  background: var(--color-bg-card);
  border-top: 1px solid rgba(179, 139, 77, 0.12);
  position: relative;
}

.menu-signature-label {
  font-family: var(--font-serif);
  font-size: 0.68rem;
  letter-spacing: 0.45em;
  color: var(--color-gold);
  opacity: 0.8;
  display: block;
  margin-bottom: 16px;
}

.menu-signature-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.3vw, 2rem);
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: 0.14em;
  margin-bottom: 20px;
  line-height: 1.55;
}

.menu-signature-price {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.1em;
  margin-bottom: 18px;
  line-height: 1.3;
}

.menu-signature-price span {
  font-size: 0.95rem;
  color: var(--color-gold);
  letter-spacing: 0.12em;
}

.menu-signature-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  max-width: 90%;
  margin: 0 auto;
  font-family: var(--font-serif);
  letter-spacing: 0.05em;
}

/* ── Right: Menu List Panel ── */
.menu-list-panel {
  position: relative;
  background: var(--color-surface);
  overflow: hidden;
  border-left: 1px solid rgba(179, 139, 77, 0.12);
}

/* Washi fiber noise */
.menu-list-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 18% 38%, rgba(179, 139, 77, 0.065) 0%, transparent 55%),
    radial-gradient(ellipse at 82% 72%, rgba(61, 54, 48, 0.025) 0%, transparent 50%);
  pointer-events: none;
}

/* Brass vertical rule */
.menu-list-panel::after {
  content: '';
  position: absolute;
  top: 40px;
  bottom: 40px;
  left: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(179, 139, 77, 0.4), transparent);
}

.menu-list-inner {
  position: relative;
  padding: 52px 44px;
  z-index: 1;
}

/* Category Block */
.menu-category {
  margin-bottom: 0;
}

.menu-category-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(179, 139, 77, 0.25);
}

.menu-category-header h4 {
  font-family: var(--font-serif);
  font-size: 0.96rem;
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: 0.16em;
}

.menu-category-price {
  font-family: var(--font-serif);
  font-size: 0.78rem;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  opacity: 0.85;
}

.menu-category-desc {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--color-text-sub);
  margin-bottom: 12px;
  margin-top: 9px;
  line-height: 1.8;
  font-style: italic;
  letter-spacing: 0.07em;
}

/* Items */
.menu-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-items li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dotted rgba(179, 139, 77, 0.22);
  gap: 14px;
  transition: background var(--ease-fast);
}

.menu-items li:last-child {
  border-bottom: none;
}

.item-name {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--color-text);
  letter-spacing: 0.05em;
  line-height: 1.6;
}

.item-name small {
  font-size: 0.8rem;
  color: var(--color-text-sub);
  letter-spacing: 0.02em;
}

.item-price {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--color-gold-dark);
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}

.item-price small {
  font-size: 0.8rem;
  color: var(--color-text-sub);
}

/* Category divider */
.menu-category-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(179, 139, 77, 0.22), transparent);
  margin: 22px 0;
}

/* Instagram CTA */
.menu-footer {
  text-align: center;
  margin-top: 64px;
}

.menu-instagram-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 38px;
  border: 1px solid rgba(179, 139, 77, 0.38);
  color: var(--color-gold);
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  transition: background var(--ease-fast), border-color var(--ease-fast), transform var(--ease-fast), box-shadow var(--ease-fast), color var(--ease-fast);
  background: rgba(179, 139, 77, 0.04);
}

.menu-instagram-cta:hover {
  border-color: var(--color-gold);
  background: rgba(179, 139, 77, 0.10);
  color: var(--color-text);
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(61, 54, 48, 0.08);
}

.menu-cta-icon {
  display: flex;
  align-items: center;
  opacity: 0.75;
  transition: opacity var(--ease-fast);
}

.menu-instagram-cta:hover .menu-cta-icon {
  opacity: 1;
}

/* ═══════════════════════════════════════════
   Gallery Slideshow
═══════════════════════════════════════════ */
#gallery {
  background-color: var(--color-surface);
  padding-bottom: 0;
}

/* Andon for gallery */
#gallery::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(179, 139, 77, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.gallery-header {
  text-align: center;
  margin-bottom: 56px;
  position: relative;
  z-index: 1;
}

.gallery-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(2.0rem, 4.5vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--color-text);
}

.gallery-header .section-label {
  margin-bottom: 12px;
}

/* Slideshow */
.gallery-slideshow {
  position: relative;
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-surface-2);
}

.slideshow-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.07);
  transition:
    opacity 1.4s cubic-bezier(0.25, 1, 0.5, 1),
    transform 1.4s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 0;
}

.slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}

.slide.exiting {
  opacity: 0;
  transform: scale(0.96);
  z-index: 1;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.88) saturate(0.88);
}

.slide.active img {
  filter: brightness(1) saturate(0.95);
  transition: filter 1.6s ease;
}

/* Warm vignette overlay */
.slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, transparent 55%, rgba(61, 54, 48, 0.38) 100%),
    linear-gradient(to right, rgba(246, 241, 232, 0.08) 0%, transparent 30%);
  pointer-events: none;
  z-index: 2;
}

/* Slide Caption */
.slide-caption {
  position: absolute;
  bottom: 64px;
  left: 44px;
  font-family: var(--font-serif);
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  color: rgba(255, 255, 255, 0.92);
  z-index: 3;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.9s ease 0.5s, transform 0.9s ease 0.5s;
}

.slide.active .slide-caption {
  opacity: 1;
  transform: translateY(0);
}

/* Arrows */
.slide-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(250, 247, 242, 0.82);
  border: 1px solid rgba(179, 139, 77, 0.25);
  color: var(--color-gold);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--ease-fast), border-color var(--ease-fast), transform var(--ease-fast);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.slide-arrow:hover {
  background: rgba(179, 139, 77, 0.14);
  border-color: var(--color-gold);
  transform: translateY(calc(-50% - 2px));
}

.slide-prev { left: 20px; }
.slide-next { right: 20px; }

/* Slide Counter */
.slide-counter {
  position: absolute;
  top: 24px;
  right: 28px;
  z-index: 10;
  font-family: var(--font-latin);
  font-size: 0.85rem;
  letter-spacing: 0.28em;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.slide-current {
  color: var(--color-gold-light);
  font-size: 1.1rem;
  font-weight: 400;
}

.slide-separator {
  color: rgba(201, 168, 104, 0.4);
  font-weight: 300;
}

.slide-total {
  color: rgba(255, 255, 255, 0.55);
  font-weight: 300;
}

/* Dot Navigation */
.slide-dots {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 12px;
  align-items: center;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 104, 0.45);
  background: transparent;
  cursor: pointer;
  transition: all 0.4s ease;
  padding: 0;
}

.dot:hover {
  border-color: var(--color-gold-light);
  background: rgba(201, 168, 104, 0.22);
}

.dot.active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  transform: scale(1.3);
}

/* Progress Bar */
.slide-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: rgba(179, 139, 77, 0.12);
  z-index: 10;
}

.slide-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(to right, var(--color-gold-dark), var(--color-gold-light));
  transition: width 0.1s linear;
}

/* ═══════════════════════════════════════════
   Access & Info Section
═══════════════════════════════════════════ */
#info {
  background-color: var(--color-bg-alt);
  position: relative;
}

#info::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 80% 80%, rgba(179, 139, 77, 0.05) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.info-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 64px;
  align-items: flex-start;
}

.info-details {
  flex: 1;
  min-width: 280px;
}

.info-item {
  margin-bottom: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(179, 139, 77, 0.13);
}

.info-item:last-child {
  border-bottom: none;
}

.info-item h4 {
  font-family: var(--font-latin);
  color: var(--color-gold);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 400;
}

.info-item p {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.95;
  letter-spacing: 0.05em;
}

.info-map {
  flex: 2;
  min-width: 380px;
  height: 440px;
  border: 1px solid rgba(179, 139, 77, 0.18);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(61, 54, 48, 0.07);
}

.info-map iframe {
  /* Washi-tone filter: warm sepia, muted */
  filter: sepia(0.25) saturate(0.75) brightness(0.97) contrast(0.95);
  transition: filter var(--ease-medium);
}

.info-map:hover iframe {
  filter: sepia(0.12) saturate(0.88) brightness(1) contrast(1);
}

/* ═══════════════════════════════════════════
   Footer
═══════════════════════════════════════════ */
footer {
  padding: 80px 5% 44px;
  background: var(--color-bg);
  border-top: 1px solid rgba(179, 139, 77, 0.14);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 20px 40px;
  align-items: center;
  position: relative;
}

/* Subtle top accent bar */
footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(179, 139, 77, 0.3), transparent);
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-gold);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.18em;
  grid-column: 1;
  grid-row: 1;
  transition: opacity var(--ease-fast);
}

.footer-logo:hover {
  opacity: 0.75;
}

.sns-links {
  display: flex;
  align-items: center;
  gap: 24px;
  grid-column: 2;
  grid-row: 1;
}

.sns-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  font-family: var(--font-latin);
  text-transform: uppercase;
  transition: color var(--ease-fast);
  position: relative;
  padding-bottom: 4px;
}

.sns-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light));
  transition: width var(--ease-medium);
}

.sns-links a:hover {
  color: var(--color-gold);
}
.sns-links a:hover::after {
  width: 100%;
}

.copyright {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 0.7rem;
  color: var(--color-text-faint);
  letter-spacing: 0.12em;
}

/* ═══════════════════════════════════════════
   Scroll Reveal Animations
═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(44px);
  transition:
    transform 1.1s cubic-bezier(0.2, 1, 0.3, 1),
    opacity 1.1s cubic-bezier(0.2, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════
   Responsive — Tablet (≤1024px)
═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root {
    --section-pad-v: 100px;
    --section-pad-h: 6%;
  }

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

  .concept-grid.reversed {
    direction: ltr; /* Reset sequence for mobile stacking */
  }

  .concept-grid.reversed > * {
    direction: ltr;
  }

  .concept-text {
    padding: 52px 44px;
  }

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

  .menu-signature-image {
    min-height: 320px;
  }

  .gallery-slideshow {
    aspect-ratio: 4 / 3;
  }

  .slide-arrow {
    width: 44px;
    height: 44px;
  }
}

/* ═══════════════════════════════════════════
   Responsive — Mobile (≤768px)
═══════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --section-pad-v: 80px;
    --section-pad-h: 5%;
  }

  .hamburger {
    display: flex;
  }

  /* Mobile nav overlay */
  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(250, 247, 242, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: right var(--ease-slow);
    z-index: 1000;
  }

  nav.active {
    right: 0;
  }

  nav ul {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  nav a {
    font-size: 1.1rem;
    letter-spacing: 0.22em;
    color: var(--color-text);
  }

  .logo {
    font-size: 0.95rem;
    gap: 12px;
  }
  
  .logo-icon {
    width: 32px;
    height: 32px;
  }

  .reserve-btn {
    display: none;
  }

  #hero {
    padding: 0 6%;
    background-attachment: scroll;
    justify-content: center;
    align-items: center;
    height: 100svh;
    min-height: auto;
  }

  .hero-content {
    align-items: center;
    width: 100%;
  }

  .hero-sub {
    text-align: center;
  }

  .hero-actions {
    width: 100%;
    margin-top: 40px;
  }

  .hero-btn {
    display: block;
    width: 100%;
    padding: 16px 0;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 500;
  }

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

  .menu-list-inner {
    padding: 38px 24px;
  }

  .menu-signature-info {
    padding: 34px 24px 40px;
  }

  .menu-instagram-cta {
    font-size: 0.75rem;
    padding: 14px 24px;
  }

  .gallery-slideshow {
    aspect-ratio: 3 / 2;
  }

  .slide-arrow {
    width: 40px;
    height: 40px;
  }

  .slide-prev { left: 12px; }
  .slide-next { right: 12px; }

  .slide-caption {
    bottom: 52px;
    left: 20px;
    font-size: 0.76rem;
  }

  .slide-counter {
    top: 16px;
    right: 16px;
  }

  .info-flex {
    flex-direction: column;
    gap: 40px;
  }

  .info-map {
    width: 100%;
    min-width: 0;
    height: 350px;
  }

  footer {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    text-align: center;
    gap: 16px;
  }

  .footer-logo {
    grid-row: 1;
    grid-column: 1;
  }

  .sns-links {
    grid-row: 2;
    grid-column: 1;
    justify-content: center;
  }

  .copyright {
    grid-row: 3;
  }
}

/* ═══════════════════════════════════════════
   Responsive — Small Mobile (≤480px)
═══════════════════════════════════════════ */
@media (max-width: 480px) {
  .gallery-slideshow {
    aspect-ratio: 1 / 1;
  }

  .concept-text {
    padding: 42px 24px;
  }
  
  .concept-text::before {
    top: 20px;
    right: 20px;
  }

  .hero-title {
    font-size: clamp(1.6rem, 7vw, 2.4rem);
  }
}