/* ============================================
   PROJECT CARDS - HOLOGRAPHIC DISPLAYS
   ============================================ */

/* ========================================
   PROJECT CARD CONTAINER
   ======================================== */

.project-card {
    position: relative;
    background: var(--bg-card);
    border: 2px solid rgba(0, 240, 255, 0.3);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
    transform-style: preserve-3d;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(0, 240, 255, 0.05) 0%,
        transparent 50%,
        rgba(255, 0, 110, 0.05) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 1;
}

.project-card:hover::before {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--cyber-cyan);
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(0, 240, 255, 0.3);
}

/* ========================================
   CARD CORNER ACCENTS
   ======================================== */

.card-corner {
    position: absolute;
    width: 30px;
    height: 30px;
    z-index: 10;
}

.card-corner::before,
.card-corner::after {
    content: '';
    position: absolute;
    background: var(--cyber-yellow);
    transition: all var(--transition-base);
}

.card-corner::before {
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
}

.card-corner::after {
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
}

.project-card:hover .card-corner::before,
.project-card:hover .card-corner::after {
    background: var(--cyber-cyan);
    box-shadow: 0 0 10px var(--cyber-cyan);
}

/* ========================================
   CARD STATUS INDICATOR
   ======================================== */

.card-status {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    background: rgba(10, 14, 39, 0.9);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--cyber-cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    z-index: 5;
    backdrop-filter: blur(5px);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse-status 2s ease-in-out infinite;
}

.status-indicator.completed {
    background: var(--accent-success);
    box-shadow: 0 0 5px var(--accent-success);
}

.status-indicator.active {
    background: var(--cyber-yellow);
    box-shadow: 0 0 5px var(--cyber-yellow);
}

.status-indicator.planned {
    background: var(--text-muted);
    box-shadow: 0 0 5px var(--text-muted);
}

.status-indicator.classified {
    background: var(--cyber-magenta);
    box-shadow: 0 0 5px var(--cyber-magenta);
}

@keyframes pulse-status {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

/* ========================================
   PROJECT IMAGE CONTAINER
   ======================================== */

.project-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-slow);
    filter: grayscale(20%) brightness(0.9);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
    filter: grayscale(0%) brightness(1);
}

/* Image Overlay */
.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(10, 14, 39, 0.7) 100%
    );
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.project-card:hover .image-overlay {
    opacity: 0.5;
}

/* Holographic Scanlines on Image */
.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 240, 255, 0.05) 2px,
        rgba(0, 240, 255, 0.05) 4px
    );
    pointer-events: none;
    z-index: 1;
}

/* Holographic Shimmer Effect */
.project-image::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(0, 240, 255, 0.2) 50%,
        transparent 70%
    );
    opacity: 0;
    transform: rotate(45deg);
    transition: all var(--transition-slow);
    pointer-events: none;
    z-index: 2;
}

.project-card:hover .project-image::after {
    opacity: 1;
    left: 100%;
    top: 100%;
}

/* ========================================
   PROJECT INFO SECTION
   ======================================== */

.project-info {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

/* ========================================
   PROJECT TITLE
   ======================================== */

.project-title {
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    color: var(--cyber-yellow);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
    transition: all var(--transition-base);
    position: relative;
    display: inline-block;
    width: fit-content;
}

.project-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.project-card:hover .project-title::after {
    width: 100%;
}

.project-card:hover .project-title {
    text-shadow: var(--glow-soft-yellow);
}

/* ========================================
   PROJECT DESCRIPTION
   ======================================== */

.project-description {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0;
    flex-grow: 1;
}

/* ========================================
   TECH BADGES
   ======================================== */

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tech-badge {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--cyber-cyan);
    padding: 4px var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.tech-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 240, 255, 0.3),
        transparent
    );
    transition: left var(--transition-base);
}

.tech-badge:hover::before {
    left: 100%;
}

.tech-badge:hover {
    background: rgba(0, 240, 255, 0.2);
    border-color: var(--cyber-yellow);
    color: var(--cyber-yellow);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
    transform: translateY(-2px);
}

/* ========================================
   PROJECT LINKS
   ======================================== */

.project-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: auto;
}

.project-link {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--cyber-cyan);
    background: transparent;
    border: 2px solid var(--cyber-cyan);
    padding: var(--spacing-sm) var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
}

.project-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--cyber-cyan);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all var(--transition-base);
}

.project-link:hover::before {
    width: 300%;
    height: 300%;
}

.project-link:hover {
    color: var(--bg-primary);
    border-color: var(--cyber-cyan);
    box-shadow: var(--glow-soft-cyan);
}

.project-link i,
.project-link span {
    position: relative;
    z-index: 2;
}

.project-link:active {
    transform: scale(0.95);
}

/* ========================================
   3D TILT EFFECT ON HOVER
   ======================================== */

.project-card {
    transition: all var(--transition-base), transform var(--transition-base);
}

.project-card:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-10px);
}

/* Optional: Data attribute for custom tilt direction */
.project-card[data-tilt="left"]:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(2deg) translateY(-10px);
}

.project-card[data-tilt="right"]:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-10px);
}

/* ========================================
   HOLOGRAPHIC BORDER ANIMATION
   ======================================== */

.project-card {
    position: relative;
}

.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                var(--gradient-rainbow) border-box;
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 0;
}

.project-card:hover::after {
    opacity: 0.3;
    animation: border-rotate 3s linear infinite;
}

@keyframes border-rotate {
    0% {
        filter: hue-rotate(0deg);
    }
    100% {
        filter: hue-rotate(360deg);
    }
}

/* ========================================
   FEATURED PROJECT VARIANT
   ======================================== */

.project-card.featured {
    border: 2px solid var(--cyber-yellow);
    background: linear-gradient(
        135deg,
        var(--bg-card) 0%,
        rgba(252, 227, 0, 0.05) 100%
    );
}

.project-card.featured::before {
    opacity: 0.3;
}

.project-card.featured .card-status {
    border-color: var(--cyber-yellow);
    background: rgba(252, 227, 0, 0.1);
}

.project-card.featured:hover {
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.5),
        0 0 30px rgba(252, 227, 0, 0.4);
}

/* ========================================
   LOADING SKELETON STATE
   ======================================== */

.project-card.loading {
    pointer-events: none;
}

.project-card.loading .project-image,
.project-card.loading .project-title,
.project-card.loading .project-description,
.project-card.loading .tech-badge {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 25%,
        var(--bg-tertiary) 50%,
        var(--bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    color: transparent;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ========================================
   CARD ENTRANCE ANIMATIONS
   ======================================== */

.project-card {
    animation: card-entrance 0.6s ease-out;
}

.project-card:nth-child(1) { animation-delay: 0.1s; }
.project-card:nth-child(2) { animation-delay: 0.2s; }
.project-card:nth-child(3) { animation-delay: 0.3s; }
.project-card:nth-child(4) { animation-delay: 0.4s; }
.project-card:nth-child(5) { animation-delay: 0.5s; }
.project-card:nth-child(6) { animation-delay: 0.6s; }
.project-card:nth-child(7) { animation-delay: 0.7s; }
.project-card:nth-child(8) { animation-delay: 0.8s; }

@keyframes card-entrance {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ========================================
   GLITCH EFFECT ON CLICK
   ======================================== */

.project-card.clicking {
    animation: card-glitch 0.3s;
}

@keyframes card-glitch {
    0%, 100% {
        transform: translate(0, 0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translate(-2px, 2px);
    }
    20%, 40%, 60%, 80% {
        transform: translate(2px, -2px);
    }
}

/* ========================================
   FILTER ANIMATION
   ======================================== */

.project-card.filtered-out {
    animation: filter-out 0.5s ease-out forwards;
}

.project-card.filtered-in {
    animation: filter-in 0.5s ease-out forwards;
}

@keyframes filter-out {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0.8);
        display: none;
    }
}

@keyframes filter-in {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
    .project-card {
        transform: none !important;
    }
    
    .project-card:hover {
        transform: translateY(-5px) !important;
    }
    
    .project-image {
        height: 200px;
    }
    
    .project-info {
        padding: var(--spacing-lg);
    }
    
    .project-title {
        font-size: var(--font-size-xl);
    }
    
    .project-description {
        font-size: var(--font-size-sm);
    }
    
    .tech-badge {
        font-size: 0.65rem;
        padding: 3px var(--spacing-xs);
    }
    
    .project-link {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }
}

/* ========================================
   ACCESSIBILITY - FOCUS STATES
   ======================================== */

.project-link:focus {
    outline: none;
    border-color: var(--cyber-yellow);
    box-shadow: 
        0 0 0 3px var(--bg-primary),
        0 0 0 5px var(--cyber-yellow);
}

.project-link:focus-visible {
    outline: none;
    border-color: var(--cyber-yellow);
    box-shadow: 
        0 0 0 3px var(--bg-primary),
        0 0 0 5px var(--cyber-yellow);
}

/* ========================================
   ACCESSIBILITY - REDUCED MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .project-card,
    .project-card:hover,
    .project-image img,
    .project-title,
    .tech-badge,
    .project-link,
    .status-indicator,
    .card-corner::before,
    .card-corner::after,
    .project-card.clicking,
    .project-card.filtered-out,
    .project-card.filtered-in {
        animation: none !important;
        transition: none !important;
    }
    
    .project-card:hover {
        transform: none !important;
    }
    
    .project-image::after {
        display: none;
    }
    
    .tech-badge::before,
    .project-link::before {
        display: none;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .project-card {
        break-inside: avoid;
        page-break-inside: avoid;
        border: 1px solid #000;
        box-shadow: none;
    }
    
    .project-image::before,
    .project-image::after,
    .card-corner,
    .card-status {
        display: none;
    }
    
    .project-links {
        display: none;
    }
}

/* ========================================
   SECRET/CLASSIFIED PROJECT STYLES
   ======================================== */

.project-card.secret-project,
.project-card.tier-legendary {
    border: 2px solid var(--cyber-magenta);
    animation: glitch-in 1s ease-out, secret-glow 3s ease-in-out infinite;
}

.project-card.secret-project::before {
    background: linear-gradient(
        135deg,
        rgba(255, 0, 110, 0.1) 0%,
        transparent 50%,
        rgba(252, 227, 0, 0.1) 100%
    );
    opacity: 1;
}

.project-card.secret-project:hover {
    border-color: var(--cyber-magenta);
    box-shadow: 
        0 10px 40px rgba(255, 0, 110, 0.4),
        0 0 30px rgba(255, 0, 110, 0.5);
}

.project-card.secret-project .project-title {
    color: var(--cyber-magenta);
    text-shadow: 0 0 10px var(--cyber-magenta);
}

@keyframes secret-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 0, 110, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 0, 110, 0.6);
    }
}

@keyframes glitch-in {
    0% {
        opacity: 0;
        transform: translateX(-100px) scale(0.8);
        filter: blur(10px);
    }
    20% {
        opacity: 0.3;
        transform: translateX(20px) scale(1.05);
    }
    40% {
        opacity: 0.6;
        transform: translateX(-10px) scale(0.95);
    }
    60% {
        opacity: 0.8;
        transform: translateX(5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
        filter: blur(0);
    }
}