/* ============================================
   NUTNUT Nail Design - Stylesheet
   Gallery-First Layout
   ============================================ */

:root {
    --color-bg: #F5EDE4;
    --color-bg-alt: #EDE4DA;
    --color-text: #3D3630;
    --color-text-light: #6B5E54;
    --color-accent: #C4A98A;
    --color-white: #FFFCF9;
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Jost', 'Noto Sans JP', -apple-system, sans-serif;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    letter-spacing: 0.02em;
}

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

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(245, 237, 228, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(61, 54, 48, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-family: var(--font-display);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.lang-toggle {
    background: transparent;
    border: 1px solid var(--color-text);
    padding: 0.4rem 0.75rem;
    font-family: var(--font-body);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 0.5rem;
}

.lang-toggle:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

/* Gallery Section */
.gallery {
    padding: 5rem 1rem 2rem;
}

.gallery-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(61, 54, 48, 0);
    transition: var(--transition);
}

.gallery-item:hover::after {
    background: rgba(61, 54, 48, 0.1);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Section Styles */
.section-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 2.5rem;
    letter-spacing: 0.1em;
}

/* Services Section */
.services {
    padding: 4rem 2rem;
    background: var(--color-white);
}

.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
}

.service-card {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--color-bg);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(61, 54, 48, 0.1);
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.service-card p {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Location Section */
.location {
    padding: 4rem 2rem;
}

.location-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: start;
}

.location-info {
    padding: 1rem 0;
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
    color: var(--color-text-light);
}

.info-item p {
    font-size: 0.95rem;
}

.instagram-link {
    display: inline-block;
    font-size: 0.95rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 2px;
    transition: var(--transition);
}

.instagram-link:hover {
    color: var(--color-accent);
}

.location-map {
    overflow: hidden;
    border: 1px solid rgba(61, 54, 48, 0.1);
}

.location-map iframe {
    display: block;
}

/* Footer Spacer */
.footer-spacer {
    height: 80px;
}

/* Fixed CTA Bar */
.cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-text);
    padding: 1rem 2rem;
    z-index: 100;
    text-align: center;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--color-bg);
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: var(--transition);
}

.cta-button:hover {
    color: var(--color-accent);
}

.ig-icon {
    width: 20px;
    height: 20px;
}

.hp-icon {
    width: 20px;
    height: 20px;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    transition: var(--transition);
}

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

.lightbox-image {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
}

/* Responsive */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0.75rem 1rem;
    }
    
    .nav-logo {
        font-size: 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-links a {
        font-size: 0.75rem;
    }

    .gallery {
        padding: 4.5rem 0.5rem 1rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.25rem;
    }

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

    .services,
    .location {
        padding: 3rem 1.5rem;
    }

    .services-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .service-card {
        padding: 1.5rem 1rem;
    }

    .location-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .cta-bar {
        padding: 0.85rem 1rem;
    }

    .cta-button {
        font-size: 0.85rem;
    }
    
    .footer-spacer {
        height: 70px;
    }
}

@media (max-width: 480px) {
    .nav-links a:not(.lang-toggle) {
        display: none;
    }
    
    .nav-links {
        gap: 0;
    }
    
    .lang-toggle {
        margin-left: 0;
    }
    
    .nav-container {
        justify-content: space-between;
    }

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