:root {
    /* Monochrome Palette */
    --bg-dark: #050505;
    --bg-card: #111111;
    --bg-card-hover: #1a1a1a;
    --primary: #ffffff;
    --primary-glow: rgba(255, 255, 255, 0.15);
    --secondary: #000000;
    --text-main: #ffffff;
    --text-muted: #888888;
    --border-light: rgba(255, 255, 255, 0.1);
    --gradient: linear-gradient(135deg, #ffffff 0%, #a0a0a0 100%);
    
    --nav-height: 100px;
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo-text, .badge, .btn-primary, .btn-secondary {
    font-family: 'Outfit', sans-serif;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Utilities */
.btn-primary {
    background: var(--primary);
    color: var(--secondary);
    padding: 12px 28px;
    border-radius: 4px; /* Sharper edges for a sleek look */
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--primary-glow);
    background: #e0e0e0;
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    padding: 12px 28px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.5px;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dot {
    color: var(--primary);
}

/* Navbar */
.navbar {
    height: var(--nav-height);
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    height: 90px;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo img {
    height: 76px; /* Greatly enlarged size for maximum visibility */
    filter: grayscale(100%) brightness(200%); /* Force logo to be white in monochrome mode */
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-muted);
}

.nav-links .btn-primary {
    color: var(--secondary);
}
.nav-links .btn-primary:hover {
    color: var(--secondary);
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--nav-height);
    text-align: center;
    overflow: hidden; /* Ensure particles don't spill out */
}

.hero-content {
    z-index: 10;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 24px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(40px, 8vw, 80px);
    line-height: 1.05;
    margin-bottom: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
}

.hero-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

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

/* Sections General */
section {
    padding: 120px 0;
    position: relative; /* Base for particles */
    overflow: hidden;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: 40px;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 18px;
    font-weight: 300;
}

/* Clients Section (New) */
.clients {
    padding: 60px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-card);
}

.clients-title {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 40px;
}

.clients-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.clients-grid:hover {
    opacity: 1;
}

.client-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.client-logo img {
    max-height: 50px;
    max-width: 140px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.6) contrast(1.2);
    transition: filter 0.3s ease, transform 0.3s ease;
}

.client-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.client-logo:hover img {
    filter: grayscale(0%) opacity(1) contrast(1);
    transform: scale(1.05);
}

.client-logo:hover .client-name {
    opacity: 1;
    transform: translateY(0);
    color: var(--primary);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 8px; /* Sharper */
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.3);
}

.icon-box {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    color: var(--primary);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--text-muted);
    font-weight: 300;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.portfolio-item {
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
}

.portfolio-img {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #000;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.2); /* Monochrome image effect */
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1), filter 0.7s ease;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.05);
    filter: grayscale(0%) contrast(1); /* Reveal color on hover if desired, or keep monochrome */
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    padding: 30px;
    border-top: 1px solid var(--border-light);
}

.portfolio-info h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.portfolio-info p {
    color: var(--text-muted);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-visit {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    background: rgba(0,0,0,0.8);
    padding: 12px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}

.btn-visit:hover {
    background: var(--primary);
    color: var(--secondary);
}

/* Testimonials (New) */
.testimonials {
    background: var(--bg-card);
    border-top: 1px solid var(--border-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-dark);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.quote-icon {
    color: rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.quote-icon svg {
    width: 40px;
    height: 40px;
}

.quote-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-main);
    font-style: italic;
    margin-bottom: 30px;
    font-weight: 300;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 16px;
    border-top: 1px solid var(--border-light);
    padding-top: 20px;
}

.client-avatar {
    width: 48px;
    height: 48px;
    background: #333; /* Placeholder for avatar */
    border-radius: 50%;
}

.client-info h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.client-info p {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Contact */
.contact-box {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 80px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-text h2 {
    font-size: 48px;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.contact-text p {
    font-size: 20px;
    color: var(--text-muted);
    font-weight: 300;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--primary);
    color: var(--secondary);
    padding: 16px 32px;
    font-size: 18px;
    border-radius: 4px;
}

.whatsapp-btn:hover {
    background: #e0e0e0;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-light);
    background: var(--bg-dark);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 60px;
}

.footer-logo h3 {
    font-size: 24px;
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    gap: 40px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: var(--text-muted);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-social svg {
    width: 24px;
    height: 24px;
}

.footer-social a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 992px) {
    .contact-box {
        flex-direction: column;
        text-align: center;
        gap: 40px;
        padding: 60px 40px;
    }
}

@media (max-width: 768px) {
    .logo img {
        height: 48px; /* Scale down massive logo on mobile */
    }
    
    .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--nav-height);
        left: -100%;
        width: 100%;
        background: rgba(5, 5, 5, 0.95);
        backdrop-filter: blur(12px);
        padding: 40px 24px;
        gap: 30px;
        transition: all 0.4s ease;
        border-bottom: 1px solid var(--border-light);
    }
    
    .navbar.scrolled .nav-links {
        top: 90px;
    }

    .nav-links.active {
        left: 0;
    }

    .menu-toggle {
        display: block;
        color: var(--primary);
    }
    .hero-btns {
        flex-direction: column;
    }
    .section-header h2 {
        font-size: 32px;
    }
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    .clients-grid {
        flex-direction: column;
        gap: 40px;
    }
    .footer-content {
        flex-direction: column;
        gap: 40px;
        align-items: center;
        text-align: center;
    }
    .footer-links {
        flex-direction: column;
        gap: 20px;
    }
}