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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f8f9fa;
    color: #2c3e50;
    line-height: 1.7;
    overflow-x: hidden;
}

/* Header */
header {
    background: linear-gradient(135deg, #0a3d62 0%, #1e3799 100%);
    color: white;
    padding: 25px 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
}

.logo h1 {
    font-size: 42px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.tagline {
    font-size: 16px;
    opacity: 0.9;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Navigation */
nav {
    background-color: #1e3799;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px 20px;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 20px;
    font-weight: 600;
    font-size: 15px;
    padding: 8px 16px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

nav a:hover {
    background-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(
        rgba(0,0,0,0.5),
        rgba(0,0,0,0.5)
    ),
    url("https://images.unsplash.com/photo-1581578731548-c64695cc6952") center/cover;
    padding: 120px 20px;
    text-align: center;
    color: white;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    z-index: 2;
}

.hero h1 {
    font-size: 52px;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.95;
    margin-bottom: 30px;
    line-height: 1.6;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: auto;
}

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

.section-header h2 {
    font-size: 38px;
    color: #0a3d62;
    margin-bottom: 15px;
    font-weight: 700;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #1e3799, #4a69bd);
    margin: 0 auto 20px;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 18px;
    color: #6c757d;
    font-weight: 300;
}

/* About Section */
.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 17px;
    margin-bottom: 20px;
    text-align: center;
    color: #495057;
}

.about-text .lead {
    font-size: 20px;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 30px;
}

/* Why Choose Section */
.why-choose-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 35px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 48px;
    color: #1e3799;
    margin-bottom: 20px;
    font-weight: bold;
}

.feature-card h3 {
    font-size: 20px;
    color: #0a3d62;
    margin-bottom: 12px;
    font-weight: 600;
}

.feature-card p {
    font-size: 15px;
    color: #6c757d;
    line-height: 1.6;
}

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

.service-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border-top: 4px solid #1e3799;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.15);
}

.service-header {
    background: linear-gradient(135deg, #1e3799 0%, #4a69bd 100%);
    padding: 25px;
    text-align: center;
}

.service-header h3 {
    color: white;
    font-size: 22px;
    font-weight: 600;
    margin: 0;
}

.service-body {
    padding: 30px 25px;
}

.service-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
    gap: 15px;
}

.service-list li:last-child {
    border-bottom: none;
}

.service-name {
    font-size: 15px;
    color: #495057;
    font-weight: 500;
    flex: 1;
}

.service-price {
    font-size: 15px;
    color: #1e3799;
    font-weight: 700;
    white-space: nowrap;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, #0a3d62 0%, #1e3799 100%);
    color: white;
}

.contact-section .section-header h2 {
    color: white;
}

.contact-section .section-divider {
    background: white;
}

.contact-section .section-subtitle {
    color: rgba(255,255,255,0.9);
}

.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}

.contact-card:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-5px);
}

.contact-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 600;
}

.contact-detail {
    font-size: 16px;
    color: rgba(255,255,255,0.95);
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, #1e3799, #4a69bd);
    color: white;
    box-shadow: 0 4px 15px rgba(30, 55, 153, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 55, 153, 0.5);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1e3799;
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    background: #20BD5A;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

/* Footer */
footer {
    background-color: #0a3d62;
    color: white;
    text-align: center;
    padding: 30px 20px;
    margin-top: 0;
}

.footer-content p {
    font-size: 15px;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-header h2 {
        font-size: 30px;
    }

    .logo h1 {
        font-size: 32px;
    }

    nav a {
        margin: 0 10px;
        font-size: 14px;
    }

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

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

    .contact-container {
        grid-template-columns: 1fr;
    }

    section {
        padding: 50px 20px;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 20px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .service-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .service-price {
        width: 100%;
    }
}