/* Reset dan dasar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

h1, h2, h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.section {
    padding: 80px 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    color: #2c3e50;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 70px;
    height: 4px;
    background: #3498db;
    margin: 10px auto;
    border-radius: 2px;
}

/* Header & Navigasi */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: #3498db;
}

.logo i {
    margin-right: 10px;
    font-size: 2rem;
}

.nav-links {
    display: flex;
}

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

.nav-links a {
    font-weight: 500;
    transition: color 0.3s;
    display: flex;
    align-items: center;
}

.nav-links a i {
    margin-right: 8px;
}

.nav-links a:hover, .nav-links a.active {
    color: #3498db;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 150px 5% 100px;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 100vh;
}

.hero-content {
    flex: 1;
    padding-right: 50px;
}

.hero-content h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
    color: #2c3e50;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
    max-width: 600px;
}

.cta-button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.cta-button:hover {
    background-color: #2980b9;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
}

.hero-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.hero-image:hover img {
    transform: scale(1.03);
}

/* Tentang Section */
.about-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.about-text {
    flex: 1;
    padding-right: 50px;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.about-text ul {
    margin-top: 20px;
    padding-left: 20px;
}

.about-text li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.about-text li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3498db;
    font-weight: bold;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
    flex: 0 0 250px;
}

.stat {
    background: white;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

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

.stat h3 {
    font-size: 2.5rem;
    color: #3498db;
    margin-bottom: 10px;
}

/* Layanan Section */
.services-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.service-card {
    background: white;
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    transition: transform 0.3s;
}

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

.service-icon {
    background: #e3f2fd;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 2.2rem;
    color: #3498db;
}

.service-card h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

/* Portfolio Section */
.portfolio-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.portfolio-item {
    flex: 1;
    min-width: 300px;
    max-width: 350px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

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

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

/* Kontak Section */
.contact-container {
    display: flex;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-info h3 {
    margin-bottom: 20px;
    color: #2c3e50;
}

.contact-info p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.contact-info p i {
    margin-right: 10px;
    color: #3498db;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #3498db;
    color: white;
    border-radius: 50%;
    transition: all 0.3s;
}

.social-icons a:hover {
    background: #2980b9;
    transform: translateY(-5px);
}

.contact-form {
    flex: 1;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    transition: border 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #3498db;
    outline: none;
}

.submit-btn {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    width: 100%;
}

.submit-btn:hover {
    background-color: #2980b9;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 30px 20px;
}

.footer-content p {
    margin-bottom: 10px;
}

/* Tombol kembali ke atas */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: #2980b9;
    transform: translateY(-5px);
}

/* Responsif */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 130px 5% 80px;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 50px;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-text {
        padding-right: 0;
        margin-bottom: 50px;
    }
    
    .about-stats {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .contact-container {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: transform 0.4s;
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-content h1 {
        font-size: 2.4rem;
    }
    
    .services-container, .portfolio-container {
        flex-direction: column;
        align-items: center;
    }
    
    .service-card, .portfolio-item {
        width: 100%;
        max-width: 400px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section {
        padding: 60px 20px;
    }
    
    .navbar {
        padding: 15px 5%;
    }
}