:root {
    --bs-primary: #2196F3;
    --bs-primary-dark: #3b82f6;
    --bs-secondary: #475569;
    --bs-success: #10b981;
    --bs-info: #06b6d4;
    --bs-warning: #f59e0b;
    --bs-danger: #ef4444;
    --bs-light: #f1f5f9;
    --bs-dark: #1f2937;
    --bs-dark-blue: #fff;
    --bs-body-bg: #fafbfc;
    --bs-body-color: #374151;
    --bs-border-color: #e5e7eb;
    --transition-duration: 300ms;
    --card-bg: #ffffff;
    --header-bg: #ffffff;
    --footer-bg: #1f2937;
    --secondary-bg: #f1f5f9;
    --tertiary-bg: #e5e7eb;
}

/* Dark Mode Variables */
[data-bs-theme="dark"] {
    --bs-body-bg: #0a1628;
    --bs-body-color: #f3f4f6;
    --bs-border-color: #374151;
    --bs-dark-blue: #0A1628;
    --secondary-bg: #1e293b;
    --tertiary-bg: #374151;
    --card-bg: #1e293b;
    --header-bg: #0a1628;
    --footer-bg: #0a1628;
    --bs-light: #374151;
    --bs-secondary: #9ca3af;
}
/* Projects Carousel Styles */

/* Projects Section */
.projects-section {
    background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--card-bg) 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

    .projects-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(37,99,235,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
        opacity: 0.3;
        z-index: 1;
    }

    .projects-section .container {
        position: relative;
        z-index: 2;
    }

/* Section Header */
.projects-header {
    text-align: center;
    margin-bottom: 4rem;
}

/* Carousel Container */
.projects-carousel {
    position: relative;
    overflow: hidden;
    /*    border-radius: 1.5rem;
    background: var(--card-bg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--bs-border-color);*/
}

[data-bs-theme="dark"] .projects-carousel {
    /*    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);*/
}

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.carousel-slide {
    min-width: 100%;
    display: flex;
    align-items: stretch;
    padding: 3rem;
    gap: 3rem;
}

/* Project Card */
.project-card {
    flex: 1;
    background: var(--card-bg);
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--bs-border-color);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

[data-bs-theme="dark"] .project-card {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

[data-bs-theme="dark"] .project-card:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

/* Project Header */
.project-header {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

    .project-header.music {
        background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    }

    .project-header.education {
        background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    }

    .project-header.social {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }

    .project-header.ecommerce {
        background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    }

    .project-header.healthcare {
        background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    }

    .project-header.finance {
        background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
    }

.project-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.project-card:hover .project-icon {
    transform: scale(1.1) rotate(5deg);
    background: rgba(255, 255, 255, 0.3);
}

/* Project Content */
.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bs-body-color);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.project-subtitle {
    font-size: 0.9rem;
    color: var(--bs-primary);
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-description {
    color: var(--bs-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* Project Tech Stack */
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-badge {
    background: var(--secondary-bg);
    color: var(--bs-body-color);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--bs-border-color);
}

/* Project Action */
.project-action {
    margin-top: auto;
}

.project-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--bs-primary) 0%, #8b5cf6 100%);
    border: none;
    color: white;
    padding: 0.875rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

    .project-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s ease;
    }

    .project-btn:hover::before {
        left: 100%;
    }

    .project-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
    }

/* Carousel Navigation */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--card-bg);
    border: 2px solid var(--bs-border-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

[data-bs-theme="dark"] .carousel-nav {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.carousel-nav:hover {
    background: var(--bs-primary);
    border-color: var(--bs-primary);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.carousel-nav.prev {
    left: 1rem;
}

.carousel-nav.next {
    right: 1rem;
}

.carousel-nav:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: translateY(-50%) scale(0.9);
}

    .carousel-nav:disabled:hover {
        background: var(--card-bg);
        border-color: var(--bs-border-color);
        color: var(--bs-body-color);
        transform: translateY(-50%) scale(0.9);
    }

/* Carousel Indicators */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bs-border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

    .carousel-indicator.active {
        background: var(--bs-primary);
        transform: scale(1.2);
    }

    .carousel-indicator:hover {
        background: var(--bs-primary);
        opacity: 0.7;
    }

/* Responsive Design */
@media (max-width: 1200px) {
    .carousel-slide {
        padding: 2rem;
        gap: 2rem;
    }

    .projects-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .carousel-slide {
        flex-direction: column;
        padding: 2rem 1.5rem;
        gap: 1.5rem;
    }

    .project-card {
        max-width: 600px;
        margin: 0 auto;
    }

    .projects-title {
        font-size: 2.25rem;
    }

    .projects-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .projects-section {
        padding: 3rem 0;
    }

    .projects-header {
        margin-bottom: 2.5rem;
    }

    .projects-title {
        font-size: 2rem;
    }

    .carousel-slide {
        padding: 1.5rem 1rem;
    }

    .project-content {
        padding: 1.5rem;
    }

    .project-header {
        height: 150px;
    }

    .project-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .carousel-nav {
        width: 40px;
        height: 40px;
    }

        .carousel-nav.prev {
            left: 0.5rem;
        }

        .carousel-nav.next {
            right: 0.5rem;
        }
}

@media (max-width: 576px) {
    .projects-title {
        font-size: 1.75rem;
    }

    .projects-subtitle {
        font-size: 0.9rem;
    }

    .carousel-slide {
        padding: 1rem 0.5rem;
    }

    .project-content {
        padding: 1.25rem;
    }

    .project-title {
        font-size: 1.25rem;
    }

    .project-header {
        height: 120px;
    }

    .project-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

/* Animation for project cards */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Smooth scrolling behavior */
.carousel-track {
    scroll-behavior: smooth;
}

/* Focus states for accessibility */
.carousel-nav:focus,
.carousel-indicator:focus,
.project-btn:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .project-card {
        border: 2px solid var(--bs-body-color);
    }

    .carousel-nav {
        border: 3px solid var(--bs-body-color);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .carousel-track,
    .project-card,
    .carousel-nav,
    .project-icon,
    .project-btn {
        transition: none;
    }

    .project-card {
        animation: none;
    }
}