:root {
  --color-black: #1A1A1A;
  --color-gold: #C9A96E;
  --color-white: #FFFFFF;
  --color-lightgray: #F5F5F5;
  --font-serif: 'Noto Serif JP', 'Times New Roman', serif;
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-en: 'Playfair Display', serif; /* Used for decorative English text */
  --header-height: 80px;
}

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

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

body {
  font-family: var(--font-serif);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.8;
  letter-spacing: 0.05em;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

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

ul {
  list-style: none;
}

/* Typography Utils */
.en-title {
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 400;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.ja-subtitle {
  font-size: 0.9rem;
  color: #666;
  letter-spacing: 0.15em;
  margin-bottom: 3rem;
  display: block;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

section {
  padding: 100px 0;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all 0.4s ease;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  padding: 0 40px;
}

.logo {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-black);
  text-transform: uppercase;
}

.logo span {
  color: var(--color-gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-item {
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  position: relative;
  padding: 5px 0;
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width 0.3s ease;
}

.nav-item:hover::after, .nav-item.active::after {
  width: 100%;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  background-color: var(--color-black);
  color: var(--color-gold);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--color-black);
  transition: all 0.4s ease;
  cursor: pointer;
  text-align: center;
}

.btn:hover {
  background-color: transparent;
  color: var(--color-black);
}

.btn-gold {
  background-color: var(--color-gold);
  color: var(--color-white);
  border-color: var(--color-gold);
}

.btn-gold:hover {
  background-color: transparent;
  color: var(--color-gold);
}

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1562322140-8baeececf3df?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  z-index: -1;
  transform: scale(1.05);
  animation: slowZoom 20s ease-in-out infinite alternate;
}

@keyframes slowZoom {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(26,26,26,0.8) 0%, rgba(26,26,26,0.3) 100%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: left;
  width: 100%;
  max-width: 1200px;
  padding: 0 40px;
}

.hero-title {
  color: var(--color-white);
  font-size: 4rem;
  font-weight: 300;
  line-height: 1.4;
  letter-spacing: 0.1em;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards 0.5s;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Page Header */
.page-header {
  padding-top: calc(var(--header-height) + 80px);
  padding-bottom: 60px;
  background-color: var(--color-lightgray);
  text-align: center;
}

/* Section Title global */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

/* Concept Section */
.concept {
  text-align: center;
  background-color: var(--color-white);
}

.concept-text {
  font-size: 1.2rem;
  line-height: 2.2;
  color: #333;
  max-width: 700px;
  margin: 0 auto;
}

/* Stylists Section */
.stylists {
  background-color: var(--color-lightgray);
}

.stylist-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.stylist-card {
  background-color: var(--color-white);
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.stylist-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}

.stylist-img-wrapper {
  overflow: hidden;
  height: 400px;
}

.stylist-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.stylist-card:hover .stylist-img {
  transform: scale(1.05);
}

.stylist-info {
  padding: 30px;
  text-align: center;
}

.stylist-role {
  color: var(--color-gold);
  font-size: 0.8rem;
  font-family: var(--font-en);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.stylist-name {
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.stylist-comment {
  font-size: 0.9rem;
  color: #666;
  font-style: italic;
}

/* News Section */
.news {
  background-color: var(--color-white);
}

.news-list {
  max-width: 800px;
  margin: 0 auto;
  border-top: 1px solid #eee;
}

.news-item {
  display: flex;
  padding: 25px 0;
  border-bottom: 1px solid #eee;
  transition: background-color 0.3s ease;
}

.news-item:hover {
  background-color: var(--color-lightgray);
}

.news-date {
  font-family: var(--font-en);
  color: var(--color-gold);
  width: 120px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}

.news-title {
  flex-grow: 1;
}

/* Menu Page */
.menu-section {
  padding-bottom: 40px;
}
.menu-category {
  max-width: 800px;
  margin: 0 auto 60px;
}

.menu-category-title {
  font-size: 1.5rem;
  color: var(--color-black);
  border-bottom: 1px solid var(--color-gold);
  padding-bottom: 15px;
  margin-bottom: 30px;
  display: flex;
  align-items: bottom;
}

.menu-category-title span {
  font-family: var(--font-en);
  color: var(--color-gold);
  font-size: 1.8rem;
  margin-right: 15px;
}

.menu-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.menu-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  position: relative;
}

.menu-item::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  border-bottom: 1px dotted #ccc;
  z-index: -1;
}

.menu-name {
  background-color: var(--color-white);
  padding-right: 15px;
  font-size: 1rem;
}

.menu-price {
  background-color: var(--color-white);
  padding-left: 15px;
  font-family: var(--font-en);
  font-size: 1.1rem;
}

/* Coupon Banner */
.coupon-banner {
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
  padding: 60px 20px;
  margin: 60px auto 100px;
  max-width: 1000px;
}

.coupon-title {
  color: var(--color-gold);
  font-size: 1.8rem;
  margin-bottom: 15px;
  letter-spacing: 0.1em;
}

.coupon-desc {
  font-size: 1.1rem;
  margin-bottom: 30px;
}

/* Salon Info Page */
.salon-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}

.salon-gallery img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.salon-details-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1000px;
  margin: 0 auto;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
}

.info-table th {
  text-align: left;
  padding: 20px 0;
  border-bottom: 1px solid #eee;
  width: 120px;
  color: var(--color-gold);
  font-weight: normal;
}

.info-table td {
  padding: 20px 0;
  border-bottom: 1px solid #eee;
}

.map-container {
  width: 100%;
  height: 100%;
  min-height: 400px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Footer */
footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 80px 0 40px;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-en);
  font-size: 2rem;
  color: var(--color-gold);
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}

.footer-info {
  font-size: 0.9rem;
  color: #999;
  margin-bottom: 40px;
  line-height: 2;
}

.footer-copy {
  font-size: 0.8rem;
  color: #666;
  font-family: var(--font-en);
}

/* Animations / Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* Mobile Menu */
.hamburger {
  display: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger div {
  width: 25px;
  height: 2px;
  background-color: var(--color-black);
  margin: 6px 0;
  transition: 0.4s;
}

/* Responsive */
@media (max-width: 900px) {
  .stylist-grid, .salon-gallery, .salon-details-container {
    grid-template-columns: 1fr;
  }
  
  .salon-gallery img {
    height: 250px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .nav-links {
    position: fixed;
    right: -100%;
    top: 0;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    transition: 0.4s ease;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .hamburger {
    display: block;
  }
  
  .header-btn {
    display: none;
  }
}

@media (min-width: 769px) {
  .mobile-only {
    display: none;
  }
}