:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #f59e0b;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #94a3b8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
header {
    background-color: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-scrolled {
    padding: 10px 0;
    background-color: rgba(255, 255, 255, 0.95);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 10px;
    color: var(--secondary);
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(245, 158, 11, 0.1) 100%);
    padding-top: 80px;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-text {
    flex: 1;
    padding-right: 40px;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

h1 {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
}

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

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
    color: var(--dark);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary);
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.btn-whatsapp {
    background-color: #25D366;
    margin-left: 15px;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

/* Services Section */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.section-title p {
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

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

.service-card {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    opacity: 0;
    transform: translateY(20px);
}

.service-card.animate {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s, transform 0.6s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

/* Portfolio Section */
.portfolio {
    background-color: #f1f5f9;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s, transform 0.6s;
}

.portfolio-item.animate {
    opacity: 1;
    transform: scale(1);
}

.portfolio-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(37, 99, 235, 0.9) 0%, rgba(37, 99, 235, 0.2) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s;
}

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

.portfolio-item:hover .portfolio-img {
    transform: scale(1.1);
}

.portfolio-overlay h3 {
    color: white;
    font-size: 22px;
    margin-bottom: 10px;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.8);
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pricing-card {
    background-color: white;
    border-radius: 10px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s;
    opacity: 0;
    transform: translateY(20px);
}

.pricing-card.animate {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s, transform 0.6s;
}

.pricing-card.popular {
    border: 2px solid var(--primary);
    position: relative;
}

.popular-tag {
    position: absolute;
    top: -15px;
    right: 20px;
    background-color: var(--secondary);
    color: white;
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-10px);
}

.price {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    margin: 20px 0;
}

.price span {
    font-size: 16px;
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin: 30px 0;
}

.pricing-features li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 25px;
}

.pricing-features li:before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* Contact Section */
.contact {
    background-color: #f1f5f9;
}

.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.contact-info {
    opacity: 0;
    transform: translateX(-20px);
}

.contact-info.animate {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.6s, transform 0.6s;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    font-size: 20px;
    color: var(--primary);
    margin-right: 15px;
    margin-top: 3px;
}

.contact-form {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    opacity: 0;
    transform: translateX(20px);
}

.contact-form.animate {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.6s, transform 0.6s;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 20px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all 0.3s;
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray);
    font-size: 14px;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
    z-index: 100;
    animation: pulse 2s infinite;
    text-decoration: none;
}

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

/* Responsive */
@media (max-width: 992px) {
    h1 {
        font-size: 40px;
    }
    
    .hero-content {
        flex-direction:  column-reverse;
        text-align: center;
    }
    
    .hero-text {
        padding-right: 0;
        margin-bottom: 40px;
    }
    
    .btn-group {
        display: flex;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
        font-size: 24px;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding-top: 40px;
        transition: left 0.3s;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    h1 {
        font-size: 32px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title h2 {
        font-size: 30px;
    }
    
    .btn-group {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-whatsapp {
        margin-left: 0;
        margin-top: 15px;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero {
        height: auto;
        padding: 120px 0 60px;
    }
    
    .price {
        font-size: 36px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}