/* Modern CSS Reset & Variables */
:root {
    /* Color Palette - Keeping original scheme */
    --primary-accent: #e67e22;
    --light-accent: #2ecc71;
    --dark-accent: #264653;
    --background: linear-gradient(135deg, #fefae0, #f4a261);
    --surface: rgba(255, 250, 224, 0.95);
    --surface-solid: #fefae0;
    --shadow: rgba(38, 70, 83, 0.15);
    --shadow-hover: rgba(38, 70, 83, 0.25);
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --border-radius-lg: 24px;
    --text-primary: #264653;
    --text-secondary: #2a9d8f;
    --text-muted: #6b7280;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Timeline colors */
    --timeline-past: #9e9e9e;
    --timeline-ongoing: var(--light-accent);
    --timeline-upcoming: var(--primary-accent);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    background-image: url('/imgs/background.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container & Layout */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.avatar {
    position: relative;
    display: inline-block;
    margin-bottom: var(--space-lg);
}

.avatar__image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--light-accent);
    box-shadow: 0 8px 32px var(--shadow);
    background: var(--surface);
    transition: var(--transition);
}

.avatar__image:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px var(--shadow-hover);
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.8);
}


/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--surface);
    border: 1px solid rgba(46, 204, 113, 0.2);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition);
    box-shadow: 0 4px 16px var(--shadow);
}

.social-link:hover {
    transform: translateY(-2px);
    background: var(--primary-accent);
    color: white;
    border-color: var(--primary-accent);
    box-shadow: 0 8px 24px var(--shadow-hover);
}

.social-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Shop Links */
.shop-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.shop-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--surface);
    border: 1px solid rgba(38, 70, 83, 0.1);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
    box-shadow: 0 4px 16px var(--shadow);
    position: relative;
    overflow: hidden;
}

.shop-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-accent), var(--light-accent));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.shop-link:hover::before {
    opacity: 0;
}

.shop-link:hover {
    transform: translateY(-2px);
    background: var(--primary-accent);
    color: white;
    border-color: var(--primary-accent);
    box-shadow: 0 8px 32px var(--shadow-hover);
}

.shop-link--primary {
    border-color: var(--primary-accent);
}

.shop-link--secondary {
    border-color: var(--light-accent);
}

.shop-link__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(38, 70, 83, 0.05);
    border-radius: var(--border-radius-sm);
    flex-shrink: 0;
    transition: var(--transition);
}

.shop-link:hover .shop-link__icon {
    background: rgba(255, 255, 255, 0.2);
}

.shop-link__icon svg {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
    transition: var(--transition);
}

.shop-link:hover .shop-link__icon svg {
    color: white;
}

.shop-link__etsy-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%);
    transition: var(--transition);
}

.shop-link:hover .shop-link__etsy-icon {
    filter: brightness(0) invert(1);
}

.shop-link__bag-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%);
    transition: var(--transition);
}

.shop-link:hover .shop-link__bag-icon {
    filter: brightness(0) invert(1);
}

.shop-link__content {
    flex: 1;
}

.shop-link__content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
    color: inherit;
}

.shop-link__arrow {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: var(--transition);
}

.shop-link:hover .shop-link__arrow {
    opacity: 1;
    transform: translateX(4px);
}

.shop-link__arrow svg {
    width: 16px;
    height: 16px;
    color: inherit;
}

/* Conventions Section */
.conventions {
    background: var(--surface);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    border: 1px solid rgba(38, 70, 83, 0.1);
    box-shadow: 0 8px 32px var(--shadow);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.5s forwards;
}

.conventions__title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--space-md);
}

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

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.legend-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.legend-indicator--past {
    background: var(--timeline-past);
}

.legend-indicator--ongoing {
    background: var(--timeline-ongoing);
    border-radius: 2px;
    animation: pulse 2s ease-in-out infinite;
}

.legend-indicator--upcoming {
    background: var(--timeline-upcoming);
    border-radius: 0;
    transform: rotate(45deg);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Timeline */
.conventions__timeline {
    position: relative;
}

.timeline-list {
    list-style: none;
    position: relative;
    padding-left: var(--space-lg);
}

.timeline-list::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-accent), var(--light-accent));
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-md);
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.timeline-item:nth-child(n) { 
    animation-delay: calc(var(--item-index, 0) * 0.1s); 
}


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -18px;
    top: 8px;
    width: 12px;
    height: 12px;
    background: var(--light-accent);
    border: 3px solid var(--surface);
    border-radius: 50%;
    box-shadow: 0 0 0 2px var(--primary-accent);
    z-index: 1;
}

.timeline-item__content {
    background: rgba(255, 255, 255, 0.5);
    padding: var(--space-sm);
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(38, 70, 83, 0.1);
}

.timeline-item__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.timeline-item__date {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
}

/* Timeline Status Styles */
.timeline-item.past .timeline-item__title,
.timeline-item.past .timeline-item__date {
    color: var(--timeline-past);
}

.timeline-item.past::before {
    background: var(--timeline-past);
}

.timeline-item.ongoing .timeline-item__title,
.timeline-item.ongoing .timeline-item__date {
    color: var(--timeline-ongoing);
}

.timeline-item.ongoing::before {
    background: var(--timeline-ongoing);
    border-radius: 2px;
    animation: pulse 2s ease-in-out infinite;
}

.timeline-item.upcoming .timeline-item__title,
.timeline-item.upcoming .timeline-item__date {
    color: var(--timeline-upcoming);
}

.timeline-item.upcoming::before {
    background: var(--timeline-upcoming);
    border-radius: 0;
    transform: rotate(45deg);
}

/* Toggle Button */
.conventions__toggle {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: transparent;
    border: 1px solid var(--text-muted);
    border-radius: var(--border-radius-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    margin: 0 auto var(--space-md);
}

.conventions__toggle:hover {
    border-color: var(--primary-accent);
    color: var(--primary-accent);
    background: rgba(230, 126, 34, 0.05);
}

.conventions__toggle-arrow {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.conventions__toggle.expanded .conventions__toggle-arrow {
    transform: rotate(180deg);
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--space-lg) 0;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    border-top: 1px solid rgba(38, 70, 83, 0.1);
    margin-top: auto;
}

/* Responsive Design */
@media (max-width: 640px) {
    .container {
        padding: var(--space-md);
        gap: var(--space-lg);
    }
    
    .hero__title {
        font-size: var(--font-size-3xl);
    }
    
    .hero__subtitle {
        font-size: var(--font-size-base);
    }
    
    .avatar__image {
        width: 100px;
        height: 100px;
    }
    
    .social-links {
        flex-direction: column;
        align-items: center;
    }
    
    .social-link {
        width: 100%;
        justify-content: center;
    }
    
    .conventions__legend {
        gap: var(--space-md);
    }
    
    .conventions {
        padding: var(--space-lg);
    }
    
    .timeline-list {
        padding-left: var(--space-md);
    }
    
    .timeline-item::before {
        left: -14px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--space-sm);
    }
    
    .shop-link {
        padding: var(--space-md);
    }
    
    .shop-link__icon {
        width: 40px;
        height: 40px;
    }
    
    .shop-link__icon svg {
        width: 20px;
        height: 20px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.social-link:focus,
.shop-link:focus,
.conventions__toggle:focus {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow: rgba(0, 0, 0, 0.3);
        --shadow-hover: rgba(0, 0, 0, 0.4);
    }
}