/* Clean Professional Design */
:root {
    --primary-color: #000000;
    --accent-color: #2563eb;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --background-color: #ffffff;
    --background-light: #f9fafb;
    --border-color: #e5e7eb;
    --success-color: #059669;
    --error-color: #dc2626;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition: all 0.2s ease;
    --border-radius: 6px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-color);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1.1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: #1a1a1a;
    color: white;
}

.btn-secondary {
    background: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--background-light);
    color: var(--text-color);
    border-color: var(--accent-color);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #fff !important;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-whatsapp::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;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

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

.btn-whatsapp i {
    font-size: 1.1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

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

.section-tag {
    display: inline-block;
    background: var(--background-light);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.section-header h2 {
    margin-bottom: 24px;
}

.section-header p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 0;
    transition: var(--transition);
}

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

/* WhatsApp button specific styling in navigation */
.nav-links .btn-whatsapp {
    margin-left: 8px;
    font-size: 0.85rem;
    padding: 8px 16px;
    border-radius: 20px;
    box-shadow: 0 2px 6px rgba(37, 211, 102, 0.25);
}

.nav-links .btn-whatsapp:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 12px rgba(37, 211, 102, 0.35);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-color);
    transition: var(--transition);
}

/* Mobile Menu */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--background-color);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        border-top: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: 16px 24px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    /* Mobile WhatsApp button styling */
    .nav-links .btn-whatsapp {
        margin: 16px 24px;
        width: calc(100% - 48px);
        justify-content: center;
        font-size: 0.9rem;
        padding: 12px 20px;
        border-radius: 25px;
        box-shadow: 0 3px 10px rgba(37, 211, 102, 0.3);
    }
    
    .nav-links .btn-whatsapp:hover {
        transform: translateY(-1px);
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}

/* Hero Section */
.hero {
    background: var(--background-color);
    padding: 140px 0 100px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-tag {
    display: inline-block;
    background: var(--background-light);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 32px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 48px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* Services Section */
.services {
    background: var(--background-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.service-card {
    background: var(--background-color);
    padding: 40px 32px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--background-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--accent-color);
    font-size: 1.5rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--accent-color);
    color: white;
}

.service-card h3 {
    margin-bottom: 16px;
    font-size: 1.25rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.6;
}

.service-link {
    color: var(--accent-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--text-color);
}

/* About Section */
.about {
    background: var(--background-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    max-width: 500px;
}

.about-text h2 {
    margin-bottom: 24px;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 48px;
    line-height: 1.7;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* Portfolio Section */
.portfolio {
    background: var(--background-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.portfolio-item {
    background: var(--background-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.portfolio-item img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.portfolio-content {
    padding: 32px;
}

.portfolio-category {
    display: inline-block;
    background: var(--background-light);
    color: var(--text-light);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.portfolio-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Team Section */
.team {
    background: var(--background-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.team-member {
    text-align: center;
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-4px);
}

.team-member img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 24px;
    border: 3px solid var(--background-light);
}

.team-member.featured img {
    border-color: var(--accent-color);
}

.member-info h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.member-position {
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
}

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

.cta-content h2 {
    color: white;
    margin-bottom: 16px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 32px;
}

.cta .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta .btn-primary:hover {
    background: var(--background-light);
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    background: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.info-icon {
    width: 48px;
    height: 48px;
    background: var(--background-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-text h4 {
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.info-text p {
    color: var(--text-light);
    margin-bottom: 0;
}

.contact-form {
    background: var(--background-color);
    padding: 48px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--background-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Footer */
footer {
    background: var(--primary-color);
    color: white;
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo h2 {
    color: white;
    margin-bottom: 8px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 16px;
}

.footer-address {
    margin-top: 16px;
}

.footer-address p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0;
    font-style: italic;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-column h3 {
    color: white;
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    section {
        padding: 80px 0;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .hero .container {
        gap: 60px;
    }
    
    .about-content {
        gap: 60px;
    }
    
    .contact-content {
        gap: 60px;
    }
}

/* Floating WhatsApp Button */
.floating-whatsapp {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.floating-whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    animation: float 3s ease-in-out infinite;
}

.floating-whatsapp-btn:hover {
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%);
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    color: white;
}

.floating-whatsapp-btn i {
    font-size: 28px;
    animation: pulse 2s infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Show floating button only on mobile */
@media (max-width: 768px) {
    .floating-whatsapp {
        display: block;
    }
    
    /* Hide WhatsApp button from mobile navigation since we have floating button */
    .nav-links .btn-whatsapp {
        display: none;
    }
}

/* Marketplaces Section */
.marketplaces {
    background: var(--background-color);
    padding: 100px 0;
}

.marketplaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.marketplace-item {
    background: var(--background-color);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.marketplace-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.marketplace-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.marketplace-item:hover::before {
    transform: scaleX(1);
}

.marketplace-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    transition: var(--transition);
}

.marketplace-icon i {
    font-size: 2rem;
    color: white;
}

.marketplace-item:hover .marketplace-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.marketplace-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-color);
}

.marketplace-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 1rem;
}

/* Responsive adjustments for marketplaces */
@media (max-width: 768px) {
    .marketplaces-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .marketplace-item {
        padding: 30px 20px;
    }
    
    .marketplace-icon {
        width: 70px;
        height: 70px;
    }
    
    .marketplace-icon i {
        font-size: 1.75rem;
    }
}