/* =============================================
   ALBERT AI PORTFOLIO - STYLES
   Estética: Neo-Brutalist meets Cyberpunk
   ============================================= */

:root {
    /* Colores principales */
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-card: #161618;
    --text-primary: #ffffff;
    --text-secondary: #8a8a8f;
    --text-muted: #4a4a4f;
    
    /* Acentos */
    --accent-cyan: #00f0ff;
    --accent-magenta: #ff00aa;
    --accent-yellow: #ffee00;
    --accent-green: #00ff88;
    --accent-orange: #ff6600;
    
    /* Gradientes */
    --gradient-hero: linear-gradient(135deg, #0a0a0b 0%, #1a1a2e 50%, #0a0a0b 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0) 100%);
    --gradient-glow-cyan: radial-gradient(circle, rgba(0,240,255,0.15) 0%, transparent 70%);
    --gradient-glow-magenta: radial-gradient(circle, rgba(255,0,170,0.15) 0%, transparent 70%);
    
    /* Tipografía */
    --font-display: 'Bebas Neue', sans-serif;
    --font-heading: 'Syne', sans-serif;
    --font-mono: 'Space Mono', monospace;
    
    /* Espaciado */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-cyan) var(--bg-secondary);
}

body {
    font-family: var(--font-heading);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

::selection {
    background: var(--accent-cyan);
    color: var(--bg-primary);
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-cyan);
    border-radius: 4px;
}

/* Cursor personalizado */
.cursor {
    width: 12px;
    height: 12px;
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.1s ease, background 0.2s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.3s ease-out;
}

body:hover .cursor {
    background: var(--accent-cyan);
}

/* Background Effects */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(10,10,11,0.9) 0%, transparent 100%);
    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: baseline;
    gap: var(--space-xs);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 0.1em;
    color: var(--text-primary);
}

.logo-ai {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent-cyan);
    padding: 2px 8px;
    border: 1px solid var(--accent-cyan);
    border-radius: 2px;
}

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

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-decoration: none;
    color: var(--text-secondary);
    letter-spacing: 0.15em;
    position: relative;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-cyan);
    transition: width var(--transition-normal);
}

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-xl) var(--space-lg);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: var(--gradient-glow-cyan);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 30%;
    right: 10%;
    width: 600px;
    height: 600px;
    background: var(--gradient-glow-magenta);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-cyan);
    letter-spacing: 0.2em;
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 2px;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.8s ease-out;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    margin-bottom: var(--space-md);
}

.title-line {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(4rem, 15vw, 12rem);
    line-height: 0.9;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out backwards;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

.title-line.accent {
    color: transparent;
    -webkit-text-stroke: 2px var(--accent-cyan);
    text-shadow: 0 0 60px rgba(0, 240, 255, 0.5);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto var(--space-md);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-techs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    animation: fadeInUp 0.8s ease-out 0.5s backwards;
}

.tech-pill {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    padding: 4px 12px;
    border: 1px solid var(--text-muted);
    border-radius: 20px;
    letter-spacing: 0.1em;
    transition: all var(--transition-fast);
}

.tech-pill:hover {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    animation: fadeInUp 0.8s ease-out 0.7s backwards;
}

.scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 0.3em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* Portfolio Sections */
.portfolio-section {
    padding: var(--space-xl) var(--space-lg);
    position: relative;
    z-index: 2;
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    flex-wrap: wrap;
}

.section-number {
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--text-muted);
    opacity: 0.3;
    line-height: 1;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    letter-spacing: 0.02em;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.625rem;
    letter-spacing: 0.15em;
    padding: 6px 14px;
    border-radius: 2px;
    margin-left: auto;
}

.tech-badge.nano {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
    border: 1px solid var(--accent-green);
}

.tech-badge.multi {
    background: rgba(255, 0, 170, 0.1);
    color: var(--accent-magenta);
    border: 1px solid var(--accent-magenta);
}

.tech-badge.explore {
    background: rgba(255, 238, 0, 0.1);
    color: var(--accent-yellow);
    border: 1px solid var(--accent-yellow);
}

.tech-icon {
    font-size: 0.75rem;
}

.section-description {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    max-width: 600px;
}

/* Cosplay Carousel */
.cosplay-carousel {
    position: relative;
    overflow: hidden;
    margin: 0 calc(var(--space-lg) * -1);
    padding: var(--space-md) var(--space-lg);
}

.carousel-track {
    display: flex;
    gap: var(--space-md);
    transition: transform var(--transition-slow);
    will-change: transform;
}

.carousel-item {
    flex: 0 0 auto;
    width: clamp(280px, 30vw, 400px);
}

.item-frame {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    border-radius: 4px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-normal);
}

.item-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-card);
    z-index: 1;
    pointer-events: none;
}

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

.carousel-item:hover .item-frame {
    border-color: var(--accent-green);
    box-shadow: 0 20px 60px rgba(0, 255, 136, 0.15);
}

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

.item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-sm);
    background: linear-gradient(to top, rgba(10,10,11,0.9) 0%, transparent 100%);
    z-index: 2;
}

.item-number {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-green);
}

/* Carousel Controls */
.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border: 1px solid var(--text-muted);
    border-radius: 50%;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

.carousel-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.carousel-progress {
    width: 200px;
    height: 2px;
    background: var(--bg-card);
    border-radius: 1px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--accent-cyan);
    width: 14.28%;
    transition: transform var(--transition-normal);
}

/* Cyberpunk Section */
.cyberpunk-section {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

.comparison-block {
    margin-bottom: var(--space-xl);
}

.comparison-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comp-label {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.1em;
}

.comp-versus {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--accent-magenta);
    padding: 4px 10px;
    border: 1px solid var(--accent-magenta);
    border-radius: 2px;
}

.comparison-grid {
    display: grid;
    gap: var(--space-md);
}

.comparison-grid.images {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.comparison-grid.videos {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.comparison-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.comparison-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-cyan);
    box-shadow: 0 30px 80px rgba(0, 240, 255, 0.1);
}

.card-tech-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

[data-tech="chatgpt"] .tech-dot { background: #10a37f; }
[data-tech="nanobananapro"] .tech-dot { background: var(--accent-yellow); }
[data-tech="seedream"] .tech-dot { background: var(--accent-orange); }
[data-tech="veo3"] .tech-dot { background: #4285f4; }
[data-tech="wan"] .tech-dot { background: var(--accent-magenta); }

.card-media {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.card-media img,
.card-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.comparison-card:hover .card-media img,
.comparison-card:hover .card-media video {
    transform: scale(1.03);
}

.play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    transition: all var(--transition-fast);
}

.play-overlay svg {
    width: 60px;
    height: 60px;
    fill: white;
    opacity: 0.9;
    transition: all var(--transition-fast);
}

.video-card:hover .play-overlay {
    background: rgba(0, 0, 0, 0.2);
}

.video-card:hover .play-overlay svg {
    transform: scale(1.1);
}

.video-card.playing .play-overlay {
    opacity: 0;
    pointer-events: none;
}

.card-info {
    padding: var(--space-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.info-tag {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

/* More Work Section - Dynamic Grid */
.more-work-section {
    background: var(--bg-secondary);
}

.dynamic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
    min-height: 300px;
}

.loading-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-xl);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.loader {
    width: 40px;
    height: 40px;
    border: 2px solid var(--bg-card);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.dynamic-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 4px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.dynamic-item:hover {
    border-color: var(--accent-yellow);
    box-shadow: 0 20px 60px rgba(255, 238, 0, 0.1);
    transform: translateY(-5px);
}

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

.dynamic-item:hover img,
.dynamic-item:hover video {
    transform: scale(1.05);
}

.dynamic-item-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-sm);
    background: linear-gradient(to top, rgba(10,10,11,0.95) 0%, transparent 100%);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.dynamic-item:hover .dynamic-item-info {
    transform: translateY(0);
}

.dynamic-item-tech {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--accent-yellow);
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.dynamic-item-tech::before {
    content: '◆';
    font-size: 0.5rem;
}

.dynamic-item-name {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dynamic-item .play-badge {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dynamic-item .play-badge svg {
    width: 14px;
    height: 14px;
    fill: white;
}

/* Footer */
.footer {
    padding: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer-brand {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.05em;
}

.footer-year {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
}

.footer-contact {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    gap: var(--space-sm);
}

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

.footer-tech {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 11, 0.95);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 50px;
    height: 50px;
    border: 1px solid var(--text-muted);
    border-radius: 50%;
    background: transparent;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lightbox-close:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.lightbox-content {
    max-width: 90vw;
    max-height: 80vh;
}

.lightbox-content img,
.lightbox-content video {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 4px;
    display: none;
}

.lightbox-content img.active,
.lightbox-content video.active {
    display: block;
}

.lightbox-info {
    margin-top: var(--space-md);
    text-align: center;
}

.lightbox-tech {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-cyan);
    letter-spacing: 0.15em;
}

/* Empty State */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-xl);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.empty-state-text {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: var(--space-sm);
    }
    
    .nav {
        display: none;
    }
    
    .hero {
        padding: var(--space-lg) var(--space-md);
    }
    
    .portfolio-section {
        padding: var(--space-lg) var(--space-md);
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .tech-badge {
        margin-left: 0;
    }
    
    .cosplay-carousel {
        margin: 0 calc(var(--space-md) * -1);
        padding: var(--space-md);
    }
    
    .carousel-item {
        width: 260px;
    }
    
    .comparison-grid.images,
    .comparison-grid.videos {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cursor,
    .cursor-follower {
        display: none;
    }
    
    body {
        cursor: auto;
    }
}

/* Animations on scroll */
.animate-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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