:root {
    --primary: #0f172a;
    --secondary: #1e293b;
    --accent: #3b82f6;
    --accent-light: #60a5fa;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --border-light: #e2e8f0;
    --white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/*  Hero Section  */
.projects-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 0;
}

    .projects-hero::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px), linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px);
        background-size: 50px 50px;
        opacity: 0.5;
    }

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.projects-hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.projects-hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/*  Filter Section  */
.filter-section {
    background: var(--white);
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-light);
    top: 70px;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.filter-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

    .filter-btns button {
        padding: 10px 24px;
        border: 1px solid var(--border-light);
        border-radius: 8px;
        background: var(--white);
        color: var(--text-light);
        font-weight: 500;
        font-size: 0.9rem;
        cursor: pointer;
        transition: all 0.25s ease;
    }

        .filter-btns button:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(59, 130, 246, 0.05);
        }

        .filter-btns button.active {
            background: var(--accent);
            color: var(--white);
            border-color: var(--accent);
        }

/*  Projects Section  */
.projects-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

    .section-header h2 {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 1rem;
    }

    .section-header p {
        font-size: 1.125rem;
        color: var(--text-light);
        max-width: 600px;
        margin: 0 auto;
    }

/*  Project Cards  */
.project-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
}

    .project-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
    }

.project-image-wrapper {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: var(--bg-light);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover img {
    transform: scale(1.08);
}

.project-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--white);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.project-content {
    padding: 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

    .project-content h5 {
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--primary);
        margin-bottom: 0.75rem;
    }

    .project-content p {
        color: var(--text-light);
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
        flex: 1;
    }

.project-meta {
    display: flex;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}

.project-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-light);
}

    .project-meta-item svg {
        width: 16px;
        height: 16px;
        color: var(--accent);
    }

/*  CTA Section  */
.cta-section {
    background: var(--primary);
    padding: 5rem 0;
    text-align: center;
    color: var(--white);
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.85);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary-custom {
    display: inline-block;
    padding: 14px 32px;
    background: var(--accent);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

    .btn-primary-custom:hover {
        background: var(--accent-light);
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
    }

.btn-secondary-custom {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

    .btn-secondary-custom:hover {
        background: rgba(255, 255, 255, 0.1);
        border-color: var(--white);
        transform: translateY(-2px);
    }

/* ===== Responsive ===== */
@@media (max-width: 768px) {
    .projects-hero h1 {
        font-size: 2.5rem;
    }

    .projects-hero p {
        font-size: 1.1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .filter-btns {
        gap: 0.5rem;
    }

        .filter-btns button {
            padding: 8px 16px;
            font-size: 0.85rem;
        }

    .section-header h2 {
        font-size: 2rem;
    }

    .cta-section h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary-custom,
    .btn-secondary-custom {
        width: 100%;
        max-width: 300px;
    }
}

/* ===== Fade Animation ===== */
.project-item {
    animation: fadeIn 0.5s ease forwards;
}

@@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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