:root {
    --primary-color: #0A192F;
    --accent-color: #FF6B00;
    --accent-hover: #E65A00;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #F8F9FA;
    --white: #FFFFFF;
    --border-color: #EAEAEA;
    --whatsapp-color: #25D366;
    --whatsapp-hover: #1EBE53;
    --transition: all 0.3s ease;
}

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

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

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.subtitle {
    display: inline-block;
    color: var(--accent-color);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 5px;
    text-transform: uppercase;
}
.subtitle::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent-color);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 14px 28px;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 0, 0.4);
}

.btn-contact-outline {
    display: inline-block;
    border: 2px solid var(--white);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: 600;
    background: transparent;
}

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

.navbar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 100;
    transition: var(--transition);
    background: transparent;
}

.navbar.sticky {
    position: fixed;
    background-color: var(--primary-color);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

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

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-color);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-image: url('https://images.unsplash.com/photo-1504328345606-18bbc8c9d7d1?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(10, 25, 47, 0.95) 0%, rgba(10, 25, 47, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 650px;
}

.hero-content h1 {
    font-size: 3.8rem;
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 35px;
    opacity: 0.9;
    max-width: 550px;
}

.features-container {
    position: absolute;
    bottom: -80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    width: 100%;
}

.hero-features {
    display: flex;
    gap: 20px;
    width: 100%;
}

.feature-card {
    background: var(--white);
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 25px;
    border-radius: 4px;
    flex: 1;
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.feature-card:hover, .feature-card.active {
    border-bottom: 3px solid var(--accent-color);
    transform: translateY(-5px);
}

.feature-card i {
    color: var(--accent-color);
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0;
}

.services {
    padding: 160px 0 100px;
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header .subtitle::after {
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    border-top: 4px solid transparent;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    box-shadow: 0 20px 40px rgba(0,0,0,0.06);
    border-top-color: var(--accent-color);
    transform: translateY(-5px);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 107, 0, 0.1);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 25px;
    transition: var(--transition);
}

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

.service-icon i {
    width: 30px;
    height: 30px;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 30px;
    flex-grow: 1;
}

.service-link {
    color: var(--whatsapp-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.service-link i {
    width: 18px;
    height: 18px;
    transition: transform 0.3s;
}

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

.service-card:hover .service-link i {
    transform: translateX(5px);
}

.about {
    padding: 100px 0;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-images {
    position: relative;
}

.img-main {
    width: 100%;
    border-radius: 6px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    display: block;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--accent-color);
    color: var(--white);
    padding: 30px;
    border-radius: 50%;
    width: 160px;
    height: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 0 10px 25px rgba(255, 107, 0, 0.3);
    border: 8px solid var(--white);
}

.experience-badge .number {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 5px;
}

.about-content h2 {
    font-size: 2.8rem;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.about-content > p {
    color: var(--text-muted);
    margin-bottom: 35px;
    font-size: 1.05rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 45px;
}

.feature-item {
    display: flex;
    gap: 20px;
}

.icon-box {
    color: var(--accent-color);
    margin-top: 3px;
}

.icon-box i {
    width: 26px;
    height: 26px;
}

.feature-item h4 {
    color: var(--primary-color);
    font-size: 1.15rem;
    margin-bottom: 5px;
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-box {
    display: flex;
    align-items: center;
    gap: 40px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.phone {
    display: flex;
    align-items: center;
    gap: 15px;
}

.icon-circle {
    width: 50px;
    height: 50px;
    background: rgba(10, 25, 47, 0.05);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.phone:hover .icon-circle {
    background: var(--primary-color);
    color: var(--white);
    transform: rotate(15deg);
}

.phone span {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.phone strong {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-top: 20px;
    max-width: 320px;
    font-size: 0.95rem;
}

.footer h3 {
    font-size: 1.25rem;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 12px;
}

.footer h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: var(--accent-color);
}

.footer-links ul li {
    margin-bottom: 15px;
}

.footer-links ul li a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
    display: inline-block;
}

.footer-links ul li a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.footer-contact ul li {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.7);
    line-height: 1.5;
}

.footer-contact ul li i {
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 25px 0;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--whatsapp-color);
    color: white;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(-5deg);
    background-color: var(--whatsapp-hover);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-float .wa-icon {
    width: 38px;
    height: 38px;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.whatsapp-float {
    animation: pulse 2s infinite;
}

@media (max-width: 992px) {
    .hero-content h1 { font-size: 3.2rem; }
    .features-container { position: relative; bottom: 0; left: 0; transform: none; margin-top: 60px; }
    .hero-features { flex-direction: column; }
    .services { padding-top: 100px; }
    .about-container { grid-template-columns: 1fr; gap: 80px; }
    .about-images { margin-bottom: 30px; max-width: 600px; margin: 0 auto 50px; }
    .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .container { padding: 0 25px; }
    .hero-content h1 { font-size: 2.5rem; }
    .section-header h2, .about-content h2 { font-size: 2.2rem; }
    .contact-box { flex-direction: column; align-items: flex-start; gap: 25px; }
    .footer-content { grid-template-columns: 1fr; gap: 40px; }
}