:root {
    --primary-color: #1a1a1a;
    --secondary-color: #2c2c2c;
    --accent-color: #4a4a4a;
    --text-color: #333333;
    --background-color: #ffffff;
    --section-bg: #f5f5f5;
    --gray-dark: #2c2c2c;
    --gray-medium: #4a4a4a;
    --gray-light: #e0e0e0;
}

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

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

header {
    background: var(--primary-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.12);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-bar {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background: var(--primary-color);
    padding: 0 3vw;
    height: 90px;
    min-height: 56px;
    width: 100%;
    box-sizing: border-box;
    position: relative;
}

.logo-left {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo-img-header-small {
    height: 150%;
    width: auto;
    display: block;
    filter: invert(1) brightness(2) contrast(1.2);
}

.nav-menu {
    display: flex;
    flex-direction: row;
    gap: 2.2rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-menu li a {
    color: var(--background-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.15rem;
    transition: color 0.3s;
    padding: 2px 0;
}

.nav-menu li a:hover {
    color: var(--gray-light);
    border-bottom: 2px solid var(--gray-light);
}

.hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, #232323 0%, #1a1a1a 100%);
    color: var(--background-color);
    padding-top: 90px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: none;
    color: var(--background-color);
    padding: 0;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    color: var(--gray-light);
}

.social-buttons {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.2rem;
    margin-bottom: 0;
    justify-content: center;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--background-color);
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border: none;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: var(--gray-light);
    color: var(--primary-color);
    transform: translateY(-2px) scale(1.03);
}

.about-section, .services-section, .contact-section {
    padding: 5rem 1rem;
    background-color: var(--section-bg);
}

.about-content, .services-grid, .contact-content {
    max-width: 1200px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.service-card {
    background: var(--background-color);
    padding: 2.2rem 1.2rem 1.5rem 1.2rem;
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1.5px solid var(--gray-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.service-card:hover {
    transform: translateY(-6px) scale(1.03);
    box-shadow: 0 8px 24px rgba(0,0,0,0.10);
    border-color: var(--primary-color);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.1rem;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.contact-info {
    background: var(--background-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border: 1px solid var(--gray-light);
}

.contact-info i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.contact-form {
    background: var(--background-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border: 1px solid var(--gray-light);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 0.8rem;
    border: 1px solid var(--gray-light);
    border-radius: 5px;
    background-color: var(--background-color);
}

.contact-form button {
    background-color: var(--primary-color);
    color: var(--background-color);
    padding: 1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.contact-form button:hover {
    background-color: var(--gray-dark);
}

.contact-form button i.fab.fa-whatsapp {
    font-size: 1.4em;
    margin-right: 0.6em;
    vertical-align: middle;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.social-post {
    background: var(--background-color);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border: 1px solid var(--gray-light);
}

.post-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--gray-medium);
}

footer {
    background-color: var(--primary-color);
    color: var(--background-color);
    padding: 2rem;
    text-align: center;
}

.footer-logo {
    margin-bottom: 2rem;
}

.footer-logo-img {
    height: 150px;
    width: auto;
    filter: invert(1) brightness(2) contrast(1.2);
}

.social-links {
    margin-bottom: 1rem;
}

.social-links a {
    color: var(--background-color);
    font-size: 1.5rem;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--gray-light);
}

.hero-logo-central {
    max-width: 420px;
    width: 100%;
    height: auto;
    margin: 0 auto 1.2rem auto;
    display: block;
    filter: invert(1) brightness(2) contrast(1.2);
}

@media (max-width: 900px) {
    .nav-bar {
        padding: 0 1vw;
        height: 56px;
    }
    .logo-img-header-small {
        height: 90px;
    }
    .nav-menu {
        gap: 1.1rem;
    }
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 1.2rem;
    }
    .service-card {
        padding: 1.5rem 0.7rem 1rem 0.7rem;
    }
    .about-team {
        flex-wrap: wrap;
    }
    .team-member {
        width: 100vw;
        max-width: 100vw;
        padding: 2rem 0 1.5rem 0;
    }
    .team-photo {
        width: 60vw;
        min-width: 120px;
        max-width: 320px;
    }
    .hero-logo-central {
        max-width: 220px;
        margin-bottom: 0.8rem;
    }
    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 700px) {
    .nav-bar {
        height: 90px;
        min-height: 90px;
        padding: 0 1vw;
    }
    .logo-img-header-small {
        height: 90px;
    }
    .nav-menu {
        flex-direction: column;
        gap: 0.7rem;
        width: 100%;
        margin-top: 0.3rem;
        align-items: flex-start;
        padding-left: 0.5rem;
    }
    .nav-menu li a {
        font-size: 1.1rem;
        padding: 0.5rem 0;
    }
    .hero {
        padding-top: 70px;
    }
    .hero-logo-central {
        max-width: 280px;
        margin-bottom: 0.5rem;
    }
    .social-buttons {
        flex-direction: column;
        gap: 1rem;
        margin-top: 0.1rem;
    }
    .about-team {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    .team-member {
        width: 100vw;
        max-width: 100vw;
    }
    .team-photo {
        width: 80vw;
        min-width: 100px;
        max-width: 220px;
    }
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .service-card {
        padding: 1.2rem 0.5rem 0.7rem 0.5rem;
    }
    .services-section, .about-section, .contact-section {
        padding: 2.5rem 0.5rem;
    }
    .services-section h2, .about-section h2, .contact-section h2 {
        font-size: 1.3rem;
        text-align: left;
        padding-left: 0.2rem;
    }
    body {
        font-size: 1rem;
    }
    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    .contact-info, .contact-form {
        width: 100%;
        max-width: 100vw;
        box-sizing: border-box;
    }
}

.about-team {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: stretch;
    gap: 0;
    margin-top: 2.5rem;
    flex-wrap: nowrap;
}

.team-member {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--background-color);
    border-radius: 0;
    box-shadow: none;
    padding: 2rem 0 1.5rem 0;
    width: 50vw;
    max-width: 50vw;
    min-width: 0;
}

.team-photo {
    width: 60%;
    max-width: 420px;
    min-width: 220px;
    aspect-ratio: 1/1;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 1.2rem;
    border: 3px solid var(--gray-light);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.team-member h3 {
    margin: 0.5rem 0 0.2rem 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
}

.team-member p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--gray-medium);
    text-align: center;
}

.services-description {
    max-width: 600px;
    margin: 2rem auto 0 auto;
    text-align: center;
}

.specialties-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0 0 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.2rem 2.5rem;
}

.specialties-list li {
    background: var(--background-color);
    color: var(--primary-color);
    border: 1.5px solid var(--gray-light);
    border-radius: 30px;
    padding: 0.7rem 2.2rem;
    font-size: 1.15rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    margin-bottom: 0.5rem;
    transition: background 0.2s, color 0.2s;
}

.specialties-list li:hover {
    background: var(--gray-light);
    color: var(--primary-color);
}

@media (max-width: 700px) {
    .specialties-list {
        flex-direction: column;
        gap: 0.7rem;
        align-items: center;
    }
    .services-description {
        margin-top: 1.2rem;
    }
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 56px;
    height: 90px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
    margin-left: auto;
    padding: 0;
}
.hamburger span {
    display: block;
    width: 32px;
    height: 4px;
    margin: 7px 0;
    background: var(--background-color);
    border-radius: 2px;
    transition: 0.3s;
}

@media (max-width: 700px) {
    .hamburger {
        display: flex;
        height: 90px;
        width: 56px;
    }
    .nav-menu {
        position: absolute;
        top: 90px;
        right: 0;
        left: 0;
        background: var(--primary-color);
        flex-direction: column;
        align-items: flex-start;
        width: 100vw;
        padding: 1.2rem 0.5rem 1.2rem 1.2rem;
        gap: 0.7rem;
        box-shadow: 0 4px 16px rgba(0,0,0,0.10);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s, opacity 0.3s;
        z-index: 1000;
    }
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .nav-bar {
        position: relative;
    }
}