/* BR Project - Quantum Reality Design System */

:root {
    /* Core Colors */
    --quantum-black: #000000;
    --electric-yellow: #FFFF00;
    --reality-white: #FFFFFF;
    --void-grey: #1a1a1a;
    --neural-grey: #333333;
    
    /* BR Project Specific Colors */
    --br-primary: #FF4A6B;
    --br-accent: #FF7676;
    --br-highlight: #FF607E;
    --br-light: #FFB3C1;
    --br-dark: #CC3856;
    
    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-code: 'Space Mono', monospace;
    
    /* Spacing */
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    
    /* Animation */
    --ease-quantum: cubic-bezier(0.23, 1, 0.32, 1);
}

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

body {
    font-family: var(--font-main);
    background: var(--quantum-black);
    color: var(--reality-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Quantum Navigation */
.quantum-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 74, 107, 0.2);
}

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

.nav-identity {
    text-decoration: none;
    display: flex;
    align-items: baseline;
    gap: 0.2em;
}

.identity-fragment {
    font-family: var(--font-code);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--reality-white);
    letter-spacing: -0.02em;
}

.identity-quantum {
    font-family: var(--font-code);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--br-primary);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    gap: var(--space-4);
}

.nav-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5em;
    transition: all 0.3s var(--ease-quantum);
}

.link-code {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--br-primary);
    opacity: 0.7;
}

.link-text {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--reality-white);
    letter-spacing: 0.05em;
}

.nav-link:hover .link-text {
    color: var(--br-primary);
}

.nav-link:hover .link-code {
    opacity: 1;
}

/* Project Hero */
.project-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--quantum-black) 0%, var(--void-grey) 100%);
    overflow: hidden;
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 74, 107, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 118, 118, 0.2) 0%, transparent 50%);
    z-index: 1;
}

.hero-matrix {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    position: relative;
    z-index: 2;
}

.fragment-identity {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.project-meta {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.meta-year {
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--br-primary);
    opacity: 0.8;
}

.meta-type {
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--reality-white);
    opacity: 0.6;
    letter-spacing: 0.1em;
}

.project-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 0.9;
    letter-spacing: -0.02em;
}

.title-fragment {
    display: block;
    color: var(--reality-white);
    text-shadow: 0 0 30px rgba(255, 74, 107, 0.5);
}

.title-quantum {
    display: block;
    background: linear-gradient(135deg, var(--br-primary) 0%, var(--br-accent) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    text-shadow: none;
}

.identity-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.quantum-tag {
    font-family: var(--font-code);
    font-size: 0.8rem;
    padding: 0.5em 1em;
    background: rgba(255, 74, 107, 0.1);
    border: 1px solid rgba(255, 74, 107, 0.3);
    color: var(--br-primary);
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease-quantum);
}

.quantum-tag:hover {
    background: rgba(255, 74, 107, 0.2);
    border-color: var(--br-primary);
    transform: translateY(-2px);
}

.fragment-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.project-showcase {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 4/3;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.showcase-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-quantum);
}

.project-showcase:hover .showcase-image {
    transform: scale(1.05);
}

.showcase-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-3);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    transform: translateY(100%);
    transition: transform 0.3s var(--ease-quantum);
}

.project-showcase:hover .showcase-overlay {
    transform: translateY(0);
}

.overlay-code {
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--br-primary);
    letter-spacing: 0.1em;
}

/* Project Overview */
.project-overview {
    padding: var(--space-5) var(--space-4);
    background: var(--void-grey);
}

.overview-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-disruptor {
    font-family: var(--font-code);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--electric-yellow);
    text-align: center;
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.quantum-description {
    font-size: 1.2rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-5);
    max-width: 800px;
}

.project-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.principle-node {
    padding: var(--space-4);
    background: rgba(255, 74, 107, 0.05);
    border: 1px solid rgba(255, 74, 107, 0.2);
    border-radius: 8px;
    transition: all 0.3s var(--ease-quantum);
}

.principle-node:hover {
    background: rgba(255, 74, 107, 0.1);
    border-color: var(--br-primary);
    transform: translateY(-5px);
}

.principle-node h3 {
    font-family: var(--font-code);
    font-size: 1.1rem;
    color: var(--br-primary);
    margin-bottom: var(--space-2);
    letter-spacing: 0.05em;
}

.principle-node p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Project Gallery */
.project-gallery {
    padding: var(--space-5) var(--space-4);
    background: var(--quantum-black);
}

.gallery-container {
    max-width: 1400px;
    margin: 0 auto;
}

.quantum-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.gallery-portal {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s var(--ease-quantum);
    border: 1px solid rgba(255, 74, 107, 0.2);
}

.gallery-portal.hero {
    grid-column: span 2;
    aspect-ratio: 16/9;
}

.gallery-portal:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(255, 74, 107, 0.3);
}

.portal-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-quantum);
}

.gallery-portal:hover .portal-image {
    transform: scale(1.1);
}

.portal-meta {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-3);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    transform: translateY(100%);
    transition: transform 0.3s var(--ease-quantum);
}

.gallery-portal:hover .portal-meta {
    transform: translateY(0);
}

.meta-tag {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--br-primary);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 0.5em;
}

.meta-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Navigation Matrix */
.navigation-matrix {
    padding: var(--space-5) var(--space-4);
    background: var(--void-grey);
}

.navigation-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.project-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-3);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-portal {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    color: var(--reality-white);
    font-family: var(--font-code);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease-quantum);
    padding: var(--space-2) var(--space-3);
    border: 1px solid rgba(255, 74, 107, 0.3);
    border-radius: 4px;
}

.nav-portal:hover {
    color: var(--br-primary);
    border-color: var(--br-primary);
    transform: translateY(-2px);
}

.portal-icon {
    font-size: 1.2rem;
    color: var(--br-primary);
}

/* Footer */
.reality-footer {
    padding: var(--space-4);
    background: var(--quantum-black);
    border-top: 1px solid rgba(255, 74, 107, 0.2);
}

.footer-essence {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.copyright {
    color: var(--reality-white);
}

.footer-meta {
    color: var(--br-primary);
    opacity: 0.8;
}

/* Particle System */
.particle-universe {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--br-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: float-particle var(--duration, 8s) var(--delay, 0s) infinite linear;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-10vh) translateX(100px) scale(1);
        opacity: 0;
    }
}

/* Lightbox */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease-quantum);
}

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

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 40px;
    height: 40px;
    background: rgba(255, 74, 107, 0.2);
    border: 1px solid var(--br-primary);
    color: var(--br-primary);
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease-quantum);
}

.lightbox-close:hover {
    background: var(--br-primary);
    color: var(--reality-white);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .nav-links {
        gap: var(--space-2);
    }
    
    .hero-matrix {
        grid-template-columns: 1fr;
        gap: var(--space-4);
        text-align: center;
    }
    
    .fragment-identity {
        order: 2;
    }
    
    .fragment-visual {
        order: 1;
    }
    
    .project-navigation {
        flex-direction: column;
        gap: var(--space-3);
    }
    
    .nav-portal {
        width: 100%;
        justify-content: center;
    }
    
    .quantum-gallery {
        grid-template-columns: 1fr;
    }
    
    .gallery-portal.hero {
        grid-column: span 1;
    }
    
    .footer-essence {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .quantum-nav {
        padding: var(--space-2);
    }
    
    .project-overview,
    .project-gallery,
    .navigation-matrix {
        padding: var(--space-4) var(--space-2);
    }
    
    .principle-node {
        padding: var(--space-3);
    }
    
    .quantum-gallery {
        gap: var(--space-2);
    }
}