/* ============================================
   Greg Alsbury Music - Main Stylesheet
   Pure CSS - No Dependencies
   ============================================ */

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

:root {
    /* Colors */
    --color-bg: #0a0a0a;
    --color-bg-secondary: #111111;
    --color-bg-card: #1a1a1a;
    --color-text: #ffffff;
    --color-text-muted: #888888;
    --color-accent: #ff3333;
    --color-accent-hover: #ff5555;
    --color-border: #333333;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Georgia', 'Times New Roman', serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(0,0,0,0.9) 0%, transparent 100%);
    padding: var(--space-md) 0;
}

.nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--color-text);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-md);
}

.nav-list a {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--color-text);
}

.nav-list a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* ============================================
   Hero Section (Homepage)
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--color-bg-secondary);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(255, 51, 51, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(255, 51, 51, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--space-md);
}

.hero-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    margin-bottom: var(--space-sm);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    letter-spacing: 0.5em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

/* ============================================
   Page Hero (Subpages)
   ============================================ */

.page-hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--color-bg-secondary);
    padding-top: 80px;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 100%, rgba(255, 51, 51, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.page-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--space-md);
}

.page-title {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    margin-bottom: var(--space-sm);
}

.page-subtitle {
    font-size: 1rem;
    color: var(--color-text-muted);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

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

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* ============================================
   Sections
   ============================================ */

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

.section-title {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

/* Featured Section */
.featured {
    background: var(--color-bg);
}

.release-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.artwork-placeholder {
    aspect-ratio: 1;
    background: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
}

.artwork-placeholder span {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.release-info {
    padding: var(--space-md);
}

.release-title {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
}

.release-date {
    color: var(--color-accent);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--space-sm);
}

.release-desc {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

/* Tour Preview */
.tour-preview {
    background: var(--color-bg-secondary);
    text-align: center;
}

.tour-dates {
    max-width: 700px;
    margin: 0 auto var(--space-md);
}

.tour-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.tour-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 60px;
}

.tour-date .month {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    text-transform: uppercase;
}

.tour-date .day {
    font-size: 1.5rem;
    font-weight: 300;
}

.tour-info {
    flex: 1;
    text-align: left;
}

.tour-info .venue {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.tour-info .location {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ============================================
   Tour Page Specific Styles
   ============================================ */

.tour-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.tour-list {
    max-width: 900px;
    margin: 0 auto;
}

.tour-month {
    margin-bottom: var(--space-lg);
}

.month-title {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-accent);
}

.tour-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
}

.tour-row:hover {
    background: var(--color-bg-card);
}

.tour-date-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.tour-day {
    font-size: 2rem;
    font-weight: 300;
    line-height: 1;
}

.tour-weekday {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.tour-details {
    flex: 1;
}

.tour-venue-name {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.tour-location {
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.tour-time {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.tour-actions {
    display: flex;
    gap: var(--space-xs);
}

.tour-cta {
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.tour-cta p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

/* ============================================
   Music Page Specific Styles
   ============================================ */

.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.album-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-medium), border-color var(--transition-fast);
}

.album-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
}

.album-cover {
    aspect-ratio: 1;
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.album-cover span {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.album-info {
    padding: var(--space-md);
}

.album-title {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.album-year {
    font-size: 0.875rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.album-tracks {
    list-style: none;
    margin-bottom: var(--space-sm);
}

.album-tracks li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.album-tracks li:last-child {
    border-bottom: none;
}

.streaming-links {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.streaming-links a {
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all var(--transition-fast);
}

.streaming-links a:hover {
    border-color: var(--color-accent);
    background: var(--color-accent);
}

/* ============================================
   Merch Page Specific Styles
   ============================================ */

.merch-categories {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.merch-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
}

.merch-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-medium), border-color var(--transition-fast);
}

.merch-item:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
}

.merch-image {
    aspect-ratio: 1;
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.merch-image span {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.merch-badge {
    position: absolute;
    top: var(--space-xs);
    left: var(--space-xs);
    padding: 0.25rem 0.75rem;
    background: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.merch-details {
    padding: var(--space-md);
}

.merch-name {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.merch-price {
    font-size: 1.25rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.merch-price .original {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-left: var(--space-xs);
}

.merch-options {
    margin-bottom: var(--space-sm);
}

.size-options {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.size-btn {
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.size-btn:hover,
.size-btn.active {
    border-color: var(--color-accent);
    color: var(--color-text);
}

/* ============================================
   About Page Specific Styles
   ============================================ */

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
    margin-bottom: var(--space-xl);
}

.about-image {
    aspect-ratio: 3/4;
    background: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
}

.about-image span {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.about-content h2 {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.about-content p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.stat-item {
    text-align: center;
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-accent);
    display: block;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   Contact Page Specific Styles
   ============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.contact-info h2 {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.contact-method-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-method-content h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.contact-method-content p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
}

.contact-form {
    background: var(--color-bg-card);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

/* ============================================
   Newsletter
   ============================================ */

.newsletter {
    background: var(--color-bg);
    text-align: center;
}

.newsletter-form {
    display: flex;
    gap: var(--space-xs);
    max-width: 500px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    padding: 1rem 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.newsletter-form input::placeholder {
    color: var(--color-text-muted);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-bg-secondary);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.social-links a:hover {
    color: var(--color-text);
}

.copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ============================================
   Animations
   ============================================ */

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

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-list {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-md);
        transition: right var(--transition-medium);
    }
    
    .nav-list.active {
        right: 0;
    }
    
    .nav-list a {
        font-size: 1.5rem;
    }
    
    .hero-title,
    .page-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.875rem;
    }
    
    .release-card,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .tour-item,
    .tour-row {
        flex-wrap: wrap;
        text-align: center;
    }
    
    .tour-info,
    .tour-details {
        text-align: center;
        flex-basis: 100%;
    }
    
    .tour-actions {
        justify-content: center;
        flex-basis: 100%;
        margin-top: var(--space-sm);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .merch-grid,
    .albums-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .tour-filters,
    .merch-categories {
        flex-direction: column;
    }
    
    .filter-btn {
        width: 100%;
    }
}