/* ========================================
   Vail Room Recordings - Style
   現代美術館的な静謐さ × インディレーベルの世界観
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-border: #e5e5e5;
    --color-border-light: #f0f0f0;
    --color-accent: #1a1a1a;
    
    --font-ja: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
    --font-zh: 'Noto Sans SC', 'PingFang SC', sans-serif;
    --font-ko: 'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
    --font-en: 'Inter', sans-serif;
    
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 32px;
    --space-lg: 64px;
    --space-xl: 120px;
    --space-xxl: 180px;
    
    --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-ja);
    font-weight: 300;
    font-size: 15px;
    line-height: 2;
    color: var(--color-text);
    background-color: var(--color-bg);
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    opacity: 0.6;
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
}

.nav-logo img {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.nav-links a {
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-text);
    transition: width var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    opacity: 1;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 2px;
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.03em;
}

.lang-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    font-family: inherit;
    font-size: inherit;
    letter-spacing: inherit;
    transition: color var(--transition);
    padding: 4px 6px;
}

.lang-btn.active {
    color: var(--color-text);
}

.lang-btn:hover {
    color: var(--color-text);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-md);
}

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

.hero-logo {
    width: 200px;
    margin: 0 auto var(--space-lg);
}

.hero-tagline {
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    line-height: 2.2;
}

/* ========================================
   Section Common
   ======================================== */
.section {
    padding: var(--space-xxl) 0;
}

.section-title {
    font-family: var(--font-en);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

/* ========================================
   About Section
   ======================================== */
.about {
    border-top: 1px solid var(--color-border);
}

.about-content {
    max-width: 700px;
}

.about-text {
    font-size: 15px;
    line-height: 2.4;
    color: var(--color-text);
}

/* ========================================
   Artists Section
   ======================================== */
.artists {
    border-top: 1px solid var(--color-border);
}

.artist-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-xl);
    align-items: start;
}

.artist-image-wrapper {
    position: relative;
    overflow: hidden;
}

.artist-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.artist-info {
    padding-top: var(--space-sm);
}

.artist-name {
    font-family: var(--font-en);
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 0.02em;
    display: inline;
}

.artist-origin {
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 300;
    color: var(--color-text-light);
    margin-left: var(--space-sm);
}

.artist-bio {
    margin-top: var(--space-lg);
}

.artist-bio p {
    margin-bottom: var(--space-md);
    font-size: 14px;
    line-height: 2.2;
    color: var(--color-text);
}

.artist-bio p:last-child {
    margin-bottom: 0;
}

/* Event Section */
.event-section {
    margin-top: var(--space-xxl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.event-title {
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.event-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-xl);
    align-items: start;
}

.event-flyer-wrapper {
    overflow: hidden;
}

.event-flyer {
    width: 100%;
    height: auto;
}

.event-info {
    padding-top: var(--space-sm);
}

.event-name {
    font-family: var(--font-en);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-md);
}

.event-details {
    margin-bottom: var(--space-md);
}

.event-details p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: var(--space-xs);
}

.event-date {
    font-family: var(--font-en);
    font-weight: 400;
}

.event-venue {
    font-weight: 400;
}

.event-time {
    font-family: var(--font-en);
    color: var(--color-text-light);
    font-size: 13px !important;
}

.event-lineup {
    margin-bottom: var(--space-md);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.lineup-section {
    margin-bottom: var(--space-sm);
}

.lineup-section:last-child {
    margin-bottom: 0;
}

.lineup-label {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-light);
    display: block;
    margin-bottom: var(--space-xs);
}

.lineup-section p {
    font-size: 13px;
    line-height: 1.8;
}

.event-ticket {
    font-size: 13px;
}

.event-ticket p {
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.ticket-note {
    font-size: 12px !important;
    color: var(--color-text-muted) !important;
}

.ticket-link {
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-text);
    padding-bottom: 2px;
}

.ticket-link:hover {
    opacity: 1;
    border-color: transparent;
}

/* ========================================
   Releases Section
   ======================================== */
.releases {
    border-top: 1px solid var(--color-border);
}

.coming-soon {
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

/* Releases Placeholder */
.releases-placeholder {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.release-placeholder-item {
    aspect-ratio: 1;
    background-color: var(--color-border-light);
    border: 1px dashed var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.release-placeholder-item span {
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    border-top: 1px solid var(--color-border);
}

.contact-text {
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.contact-email {
    font-family: var(--font-en);
    font-size: 16px;
    font-weight: 300;
    letter-spacing: 0.02em;
    border-bottom: 1px solid var(--color-text);
    padding-bottom: 2px;
}

.contact-email:hover {
    opacity: 1;
    border-color: transparent;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: var(--space-xl) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.copyright {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    :root {
        --space-xl: 80px;
        --space-xxl: 120px;
    }
    
    body {
        font-size: 14px;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-logo img {
        height: 24px;
    }
    
    .hero-logo {
        width: 160px;
    }
    
    .hero-tagline {
        font-size: 13px;
    }
    
    .section-title {
        margin-bottom: var(--space-lg);
    }
    
    .artist-card {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .artist-image {
        max-width: 100%;
    }
    
    .artist-name {
        font-size: 24px;
    }
    
    .event-card {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .event-name {
        font-size: 20px;
    }
    
    .releases-placeholder {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    :root {
        --space-md: 24px;
        --space-lg: 48px;
        --space-xl: 64px;
        --space-xxl: 100px;
    }
    
    .hero {
        min-height: 90vh;
    }
    
    .hero-logo {
        width: 140px;
    }
    
    .artist-bio p {
        font-size: 13px;
    }
    
    .releases-placeholder {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-sm);
    }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeIn 1s ease-out;
}

/* Scroll reveal - will be triggered by JS */
.section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}