/* ===================================================================
 * CASE STUDY SHOWCASE - Ultra Modern 3D Interactive Design
 * Features: Glassmorphism, 3D transforms, magnetic hover, particle effects
 * ================================================================ */

#case-study-showcase {
    position: relative;
    padding: 8rem 0;
    background: #000000;
    overflow: hidden;
}

#case-study-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.showcase-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    z-index: 2;
}

.showcase-badge {
    display: inline-block;
    font-family: "montserrat-bold", sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #e2e8f0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(148, 163, 184, 0.2);
    padding: 0.5rem 1.25rem;
    border-radius: 999px;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(8px);
}

.showcase-title {
    font-family: "montserrat-bold", sans-serif;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: #ffffff;
    margin: 0 0 1.5rem;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.showcase-description {
    font-family: "montserrat-regular", sans-serif;
    font-size: 1.125rem;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* 3D Grid Container */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    perspective: 2000px;
    position: relative;
    z-index: 2;
}

/* Individual Case Study Card - 3D Glassmorphism */
.showcase-card {
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(7, 13, 25, 0.95));
    border: 1px solid rgba(71, 85, 105, 0.3);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(16px);
    cursor: pointer;
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.3),
        0 2px 4px -1px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.showcase-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(148, 163, 184, 0.02));
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

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

.showcase-card:hover {
    transform: translateY(-12px) rotateX(2deg);
    border-color: rgba(148, 163, 184, 0.4);
    box-shadow: 
        0 30px 60px -15px rgba(0, 0, 0, 0.6),
        0 20px 40px -10px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(148, 163, 184, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Card Image/Mockup Section */
.showcase-card-visual {
    position: relative;
    height: 280px;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.4), rgba(15, 23, 42, 0.6));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid rgba(71, 85, 105, 0.3);
}

.showcase-card-visual::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.03) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.8s ease;
}

.showcase-card:hover .showcase-card-visual::after {
    transform: translateX(100%);
}

.showcase-mockup {
    position: relative;
    width: 85%;
    height: auto;
    border-radius: 12px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.5),
        0 10px 20px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    z-index: 2;
}

.showcase-card:hover .showcase-mockup {
    transform: scale(1.05) translateZ(20px);
}

/* Tech Stack Floating Badges */
.showcase-tech-stack {
    position: absolute;
    bottom: 1rem;
    left: 1.5rem;
    right: 1.5rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    z-index: 3;
}

.tech-badge {
    font-family: "montserrat-semibold", sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(71, 85, 105, 0.4);
    border-radius: 6px;
    color: #cbd5e1;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.showcase-card:hover .tech-badge {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(148, 163, 184, 0.5);
    transform: translateY(-2px);
    color: #f1f5f9;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

/* Card Content */
.showcase-card-content {
    padding: 2rem;
}

.showcase-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.showcase-industry {
    font-family: "montserrat-semibold", sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #f8fafc;
    background: rgba(255, 255, 255, 0.08);
    padding: 0.35rem 0.85rem;
    border-radius: 6px;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.showcase-timeline {
    font-family: "montserrat-regular", sans-serif;
    font-size: 0.8rem;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.showcase-timeline::before {
    content: '⏱';
    font-size: 1rem;
}

.showcase-card-title {
    font-family: "montserrat-bold", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 0.75rem;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.showcase-card:hover .showcase-card-title {
    color: #f1f5f9;
}

.showcase-card-description {
    font-family: "montserrat-regular", sans-serif;
    font-size: 0.95rem;
    color: #94a3b8;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Metrics Grid */
.showcase-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(71, 85, 105, 0.3);
    background: rgba(0, 0, 0, 0.2);
    margin: 0 -2rem -2rem;
    padding: 1.5rem 2rem 2rem;
}

.showcase-metric {
    text-align: center;
}

.showcase-metric-value {
    font-family: "montserrat-bold", sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: #ffffff;
    display: block;
    margin-bottom: 0.25rem;
    transition: transform 0.3s ease;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.showcase-card:hover .showcase-metric-value {
    transform: scale(1.1);
}

.showcase-metric-label {
    font-family: "montserrat-regular", sans-serif;
    font-size: 0.75rem;
    color: #64748b;
    line-height: 1.4;
}

/* Floating Particles */
.showcase-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(148, 163, 184, 0.3);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.showcase-card:hover .showcase-particle {
    opacity: 1;
    animation: float-particle 3s ease-in-out infinite;
}

@keyframes float-particle {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(10px, -10px);
    }
    50% {
        transform: translate(-5px, -20px);
    }
    75% {
        transform: translate(-10px, -10px);
    }
}

/* Magnetic Cursor Effect Prep */
.showcase-card {
    --mouse-x: 50%;
    --mouse-y: 50%;
}

.showcase-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        600px circle at var(--mouse-x) var(--mouse-y),
        rgba(255, 255, 255, 0.05),
        transparent 40%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.showcase-card:hover::after {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    #case-study-showcase {
        padding: 5rem 0;
    }
    
    .showcase-header {
        margin-bottom: 3rem;
    }
    
    .showcase-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .showcase-card-visual {
        height: 220px;
    }
    
    .showcase-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
    }
    
    .showcase-metric-value {
        font-size: 1.5rem;
    }
    
    .showcase-card:hover {
        transform: translateY(-8px);
    }
}

@media (max-width: 480px) {
    .showcase-card-content {
        padding: 1.5rem;
    }
    
    .showcase-card-title {
        font-size: 1.25rem;
    }
    
    .showcase-metrics {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}