/* ========================
   CSS Variables
   ======================== */
:root {
    /* Colors - Japanese aesthetic with warm accents */
    --primary: #c92a2a;
    --primary-dark: #a61e1e;
    --primary-light: #e03131;
    --secondary: #2f2f2f;
    --accent: #d4a574;
    --bg-dark: #1a1a1a;
    --bg-light: #f8f9fa;
    --text-dark: #212529;
    --text-light: #ffffff;
    --text-muted: #6c757d;
    --border-color: #dee2e6;

    /* Typography */
    --font-heading: 'Georgia', 'Times New Roman', serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.2);

    /* Container */
    --container-max: 1140px;
}

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

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ========================
   Layout Components
   ======================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.title-decoration {
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    margin: var(--spacing-sm) auto;
}

/* ========================
   Navigation
   ======================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0;
}

.nav-brand span {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: block;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 30px;
}

.nav-toggle span {
    width: 100%;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(201, 42, 42, 0.1);
}

.nav-cta {
    background: var(--primary);
    color: var(--text-light);
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: var(--text-light);
}

/* ========================
   Hero Section
   ======================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0.7));
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
    max-width: 800px;
    padding: var(--spacing-md);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero-rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease 0.4s backwards;
}

.stars {
    display: flex;
    gap: 2px;
}

.star {
    color: #ffd700;
    font-size: 1.5rem;
}

.star.filled {
    opacity: 1;
}

.star.half {
    opacity: 0.5;
}

.rating-text {
    color: var(--text-light);
    font-size: 1rem;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary {
    background: var(--primary);
    color: var(--text-light);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

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

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-light);
    animation: bounce 2s infinite;
}

.hero-scroll span {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--text-light);
    margin: 0 auto;
}

/* ========================
   About Section
   ======================== */
.about {
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.highlight-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.highlight-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.highlight-text h4 {
    font-size: 1.1rem;
    color: var(--secondary);
    margin-bottom: 0.25rem;
}

.highlight-text p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.9rem;
}

.about-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

/* ========================
   Specialties Section
   ======================== */
.specialties {
    background: white;
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.specialty-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.specialty-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.specialty-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.specialty-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.specialty-card:hover .specialty-image img {
    transform: scale(1.1);
}

.specialty-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary);
    color: var(--text-light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.specialty-content {
    padding: var(--spacing-md);
}

.specialty-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.specialty-content p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========================
   Features Section
   ======================== */
.features {
    background: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-md);
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ========================
   Gallery Section
   ======================== */
.gallery {
    background: white;
}

.gallery-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    color: var(--text-light);
    border-color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-icon {
    font-size: 2rem;
    color: var(--text-light);
}

/* ========================
   Reviews Section
   ======================== */
.reviews {
    background: var(--bg-light);
}

.reviews-stats {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.rating-summary {
    text-align: center;
    padding: var(--spacing-md);
}

.rating-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.rating-stars {
    margin: var(--spacing-sm) 0;
}

.rating-count {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.rating-distribution {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.distribution-row {
    display: grid;
    grid-template-columns: 80px 1fr 50px;
    gap: var(--spacing-sm);
    align-items: center;
}

.distribution-label {
    font-size: 0.9rem;
    color: var(--text-dark);
}

.distribution-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.distribution-fill {
    height: 100%;
    background: var(--accent);
    transition: width 1s ease;
}

.distribution-count {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: right;
}

.reviews-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.review-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.review-stars .star {
    font-size: 1rem;
}

.review-date {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.review-text {
    color: var(--text-dark);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.review-details {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.review-detail {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.25rem 0.5rem;
    background: var(--bg-light);
    border-radius: 4px;
}

.review-context {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.review-context span {
    padding: 0.25rem 0.5rem;
    background: var(--bg-light);
    border-radius: 4px;
}

.owner-response {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(201, 42, 42, 0.05);
    border-left: 3px solid var(--primary);
    border-radius: 4px;
}

.owner-response strong {
    color: var(--primary);
    display: block;
    margin-bottom: 0.5rem;
}

.owner-response p {
    color: var(--text-dark);
    margin: 0;
    font-size: 0.9rem;
}

.reviews-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.review-prev,
.review-next {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--text-light);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.review-prev:hover,
.review-next:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

/* ========================
   Contact Section
   ======================== */
.contact {
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-card {
    display: flex;
    align-items: start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: 8px;
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-text h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

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

.info-text a {
    color: var(--primary);
}

.info-text a:hover {
    text-decoration: underline;
}

.opening-hours {
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: 8px;
}

.opening-hours h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.hours-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hours-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.hours-row:last-child {
    border-bottom: none;
}

.hours-row.closed {
    opacity: 0.5;
}

.day {
    font-weight: 500;
    color: var(--text-dark);
}

.time {
    color: var(--text-muted);
}

.service-options {
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: 8px;
}

.service-options h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.option-item {
    color: var(--text-dark);
    font-size: 0.9rem;
}

.contact-map {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    min-height: 400px;
}

/* ========================
   Footer
   ======================== */
.footer {
    background: var(--secondary);
    color: var(--text-light);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    line-height: 1.6;
}

.footer-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.footer-rating span {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-section ul li {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-section ul li:hover {
    color: var(--text-light);
    padding-left: 5px;
}

.footer-contact li {
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
}

.footer-note {
    margin-top: 0.5rem;
    font-size: 0.85rem;
}

/* ========================
   Lightbox Modal
   ======================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.lightbox.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: var(--text-light);
    font-size: 3rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.lightbox-close:hover {
    color: var(--primary);
    transform: rotate(90deg);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 3rem;
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.lightbox-prev {
    left: 2rem;
}

.lightbox-next {
    right: 2rem;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--primary);
}

#lightboxImage {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

/* ========================
   Back to Top Button
   ======================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--text-light);
    border-radius: 50%;
    font-size: 1.5rem;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    display: flex;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* ========================
   Animations
   ======================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================
   Responsive Design
   ======================== */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 3rem;
    }

    .specialties-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-slider {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .specialties-grid,
    .features-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .reviews-slider {
        grid-template-columns: 1fr;
    }

    .reviews-stats {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .lightbox-prev {
        left: 1rem;
    }

    .lightbox-next {
        right: 1rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

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