/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --gr7-blue: #3B82F6;
    --gr7-dark: #262626;
    --gr7-gray: #737373;
    --gr7-light-gray: #F5F5F5;
    --white: #FFFFFF;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--gr7-dark);
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    height: 48px;
    width: auto;
}

.desktop-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--gr7-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--gr7-blue);
}

.btn-primary {
    background: var(--gr7-blue);
    color: white;
    padding: 8px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: #2563EB;
}

.btn-secondary {
    background: transparent;
    color: var(--gr7-dark);
    padding: 8px 24px;
    border: 2px solid var(--gr7-dark);
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--gr7-dark);
    color: white;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger {
    width: 24px;
    height: 3px;
    background: var(--gr7-dark);
    margin: 2px 0;
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 16px;
    padding: 16px 0;
    border-top: 1px solid #e5e5e5;
}

.mobile-nav-link {
    color: var(--gr7-dark);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 0;
}

.mobile-btn {
    width: fit-content;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 100%);
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.highlight {
    color: var(--gr7-blue);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gr7-gray);
    margin-bottom: 32px;
}

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

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

.hero-placeholder {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--gr7-blue), #8B5CF6);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 12px 16px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    font-weight: 600;
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    left: -10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: -10%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(-5deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gr7-dark);
}

.section-description {
    font-size: 1.125rem;
    color: var(--gr7-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

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

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--gr7-dark);
}

.about-text p {
    color: var(--gr7-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--gr7-blue);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gr7-gray);
}

.about-image {
    display: flex;
    justify-content: center;
}

.about-placeholder {
    width: 300px;
    height: 300px;
    background: var(--gr7-light-gray);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 4rem;
}

.about-placeholder p {
    font-size: 1rem;
    color: var(--gr7-gray);
    margin-top: 16px;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--gr7-light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.service-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--gr7-dark);
}

.service-card p {
    color: var(--gr7-gray);
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: 80px 0;
    background: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.project-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--gr7-blue), #8B5CF6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.project-placeholder p {
    font-size: 1rem;
    margin-top: 8px;
}

.project-content {
    padding: 24px;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gr7-dark);
}

.project-content p {
    color: var(--gr7-gray);
    margin-bottom: 16px;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    background: var(--gr7-light-gray);
    color: var(--gr7-dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--gr7-light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--gr7-dark);
}

.contact-info p {
    color: var(--gr7-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    background: var(--gr7-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-method h4 {
    font-weight: 600;
    color: var(--gr7-dark);
    margin-bottom: 4px;
}

.contact-method p {
    color: var(--gr7-gray);
    margin: 0;
}

.contact-form {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gr7-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e5e5e5;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gr7-blue);
}

.full-width {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--gr7-dark);
    color: white;
    padding: 48px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: #d1d5db;
    line-height: 1.7;
    margin-bottom: 16px;
}

.footer-love {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #d1d5db;
}

.footer-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 16px;
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-links span {
    color: #d1d5db;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid #4a5568;
}

.footer-bottom p {
    color: #d1d5db;
    font-size: 0.875rem;
}

.scroll-top-btn {
    background: var(--gr7-blue);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.25rem;
    transition: var(--transition);
}

.scroll-top-btn:hover {
    background: #2563EB;
}

/* Responsive Design */
@media (max-width: 768px) {
    .desktop-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu.active {
        display: flex;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

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

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-placeholder {
        width: 300px;
        height: 300px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

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

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

    .hero-placeholder {
        width: 250px;
        height: 250px;
    }
}