:root {
    --primary-color: #14285e; /* Dark Navy Blue from PDF header */
    --secondary-color: #1e56b4; /* Royal Blue from PDF gradient */
    --accent-color: #1a346e; /* Deep Blue from PDF cards */
    --text-color: #333333;
    --light-text: #f5f6fa;
    --bg-color: #f9f9f9;
    --white: #ffffff;
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --transition: all 0.3s ease-in-out;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

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

.navbar .logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-logo-img {
    max-height: 65px;
    width: auto;
}

.site-name-text {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.site-name-text span {
    color: var(--secondary-color);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    font-weight: 500;
    color: var(--primary-color);
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.nav-links li a:hover::after {
    width: 100%;
}

/* Dropdown */
.dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--white);
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.1);
    z-index: 1001;
    border-radius: 8px;
    top: 100%;
    left: 0;
    overflow: hidden;
    padding: 0.5rem 0;
    list-style: none;
}

.dropdown-content li a {
    color: var(--primary-color) !important;
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    font-weight: 500 !important;
    transition: var(--transition);
}

.dropdown-content li a::after {
    display: none; /* hide underline on dropdown */
}

.dropdown-content li a:hover {
    background-color: var(--bg-color);
    color: var(--secondary-color) !important;
    padding-left: 25px; /* slight indent on hover */
}

.dropdown:hover .dropdown-content {
    display: block;
}

/* CTA Navbar */
.nav-links li {
    display: flex;
    align-items: center;
}

.nav-links li.nav-cta a {
    background-color: #e74c3c; /* Red CTA */
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-links li.nav-cta a::after {
    display: none; /* hide underline */
}

.nav-links li.nav-cta a:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(231, 76, 60, 0.3);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(44, 62, 80, 0.7), rgba(44, 62, 80, 0.7)), url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1.2s ease-out;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
    animation: fadeInUp 1.4s ease-out;
}

.btn-primary:hover {
    background-color: transparent;
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

.btn-outline {
    background-color: transparent;
    transition: var(--transition);
}

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

/* Sections */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
    margin: 1rem auto 0;
}

/* About Section */
.about {
    background-color: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #555;
}

/* Services Section */
.services {
    background-color: var(--bg-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    border-color: var(--secondary-color);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Portfolio Section */
.portfolio {
    background-color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    aspect-ratio: 4/3;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.8);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

/* Contact Section */
.contact {
    background-color: var(--primary-color);
    color: var(--white);
}

.contact .section-title {
    color: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.contact-info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Footer */
footer {
    background: #1a252f;
    color: #ccc;
    text-align: center;
    padding: 1.5rem 0;
}

.footer-social {
    transition: var(--transition);
}

.footer-social:hover {
    color: var(--secondary-color) !important;
    transform: scale(1.1);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Floating WhatsApp */
.floating-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 35px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 1000;
    transition: transform 0.3s ease;
}

.floating-wa:hover {
    transform: scale(1.1);
    color: var(--white);
}

.cta-wa-btn {
    background-color: #25D366; 
    font-size: 1.1rem; 
    display: inline-flex; 
    align-items: center; 
    justify-content: center;
    gap: 10px;
    text-align: center;
}

.cta-wa-btn i {
    font-size: 1.5rem;
}

.mobile-nav-icons {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    /* Navbar & Hamburger */
    .site-logo-img {
        max-height: 40px;
    }
    .site-name-text {
        font-size: 1.1rem;
        line-height: 1.2;
    }
    .navbar .logo {
        max-width: 70%;
    }
    .mobile-nav-icons {
        display: flex;
        align-items: center;
        gap: 15px;
        font-size: 1.5rem;
    }
    .mobile-nav-icons .mobile-wa-cta {
        color: #25D366;
    }
    .mobile-nav-icons #menu-btn {
        color: var(--primary-color);
        cursor: pointer;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: 0 10px 10px rgba(0,0,0,0.1);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }

    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .dropdown-content {
        position: static;
        box-shadow: none;
        display: none;
        padding-left: 1rem;
        width: 100%;
        border-left: 2px solid var(--secondary-color);
        margin-top: 10px;
    }

    .dropdown:hover .dropdown-content {
        display: block;
    }

    /* Typography & Hero */
    .hero-content h1 {
        font-size: 2.2rem;
    }
    .hero-content p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    body {
        font-size: 0.95rem;
    }
    p {
        line-height: 1.5;
    }
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    .hero-buttons .btn {
        width: 100%;
    }

    /* Grids */
    .about-content, .contact-content, .brand-story > div {
        grid-template-columns: 1fr !important;
    }
    .about-features {
        grid-template-columns: 1fr !important;
    }

    /* Portfolio Grid 2 Kolom di Mobile */
    .portfolio-grid, .portfolio-items {
        grid-template-columns: 1fr 1fr !important;
        gap: 1rem !important;
    }
    
    .portfolio-item-card h3 {
        font-size: 1rem !important;
    }
    .portfolio-item-card p {
        font-size: 0.8rem !important;
    }

    /* Form UI Besar */
    form input, form select, form textarea {
        padding: 15px !important;
        font-size: 1rem;
    }
    form .btn {
        padding: 15px !important;
        font-size: 1.1rem;
    }
    form > div {
        grid-template-columns: 1fr !important; /* Full width input */
    }

    /* Floating WA Penyesuaian */
    .floating-wa {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 28px;
    }

    .cta-wa-btn {
        font-size: 1rem;
        padding: 12px 20px !important;
        white-space: nowrap;
        width: 100%;
    }
}

@media (max-width: 480px) {
    /* Jika terlalu kecil, jadikan 1 kolom saja */
    .portfolio-grid, .portfolio-items {
        grid-template-columns: 1fr !important;
    }
}