:root {
    --primary: #00a86b;
    --secondary: #0056b3;
    --dark: #1f2937;
    --light: #f9fafb;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    color: var(--dark);
    background: var(--white);
    scroll-behavior: smooth;
    overflow-x: hidden;
}


.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 90%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: all 0.4s ease;
    background: transparent;
    color: white;
}
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem 5%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    color: var(--dark);
}
.logo-container { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.2rem; }
.nav-logo { width: 40px; height: 40px; border-radius: 50%; }

.nav-links { display: flex; gap: 30px; }
.nav-links a { text-decoration: none; color: inherit; font-weight: 500; text-transform: uppercase; transition: color 0.3s; }
.nav-links a:hover { color: var(--primary); }
.mobile-toggle { display: none; cursor: pointer; }


.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('images/hero-goe.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
}


.hero-logo-3d {
    width: 120px;
    height: 120px; 
    margin-bottom: 20px;
    
    border-radius: 50%; 
    object-fit: cover; 
    background: white; 
    box-shadow: 0 0 20px rgba(255,255,255,0.2); 

    animation: spin3d 4s linear infinite;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

@keyframes spin3d {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.hero-bottom-text {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    font-size: 1.2rem;
    font-weight: 500;
    color: white;
    margin: 0;
}

.hero h1 { font-size: 4rem; font-weight: 800; margin-bottom: 20px; margin-top: 10px; }
.hero .accent { color: var(--primary); }
.btn-primary {
    background: var(--primary);
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
    display: inline-block;
    margin-top: 20px;
}
.btn-primary:hover { transform: translateY(-3px); background: #008f5b; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 100px 0; }
.bg-gray { background-color: var(--light); }
.section-title { text-align: center; font-size: 2.2rem; margin-bottom: 60px; color: var(--secondary); font-weight: 700; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }

.card, .service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-card {
    color: var(--dark);
}

.service-card .service-icon {
    position: absolute;
    top: 20px;
    left: 20px;
    color: var(--primary);
    width: 35px;
    height: 35px;
    background: rgba(0, 168, 107, 0.1);
    border-radius: 50%;
    padding: 8px;
}

.service-card h3 {
    color: var(--dark);
    font-size: 1.4rem;
    margin-bottom: 15px;
    margin-top: 10px;
}

.service-card p {
    color: var(--dark);
    font-size: 0.95rem;
    line-height: 1.6;
}

.card:hover, .service-card:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.icon-lg, .service-icon { width: 50px; height: 50px; color: var(--primary); margin-bottom: 20px; }

.calculator-wrapper {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    max-width: 700px;
    margin: 0 auto;
    border-top: 5px solid var(--primary);
}

.calculator-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    align-items: start;
}

.price-list-box {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    border: 3px solid var(--primary);
    max-width: 300px;
}

.price-list-box h3 {
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 700;
}

.price-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
    transition: all 0.3s ease;
}

.price-item:hover {
    background: #e8f5ea;
    transform: translateX(5px);
}

.service-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.95rem;
}

.service-price {
    font-weight: 700;
    color: var(--primary);
    font-size: 1rem;
}

.section-label { display: block; font-weight: 700; margin-bottom: 15px; font-size: 1.1rem; }
.service-grid-selector { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 25px; }
.service-option {
    border: 2px solid #eee; border-radius: 12px; padding: 15px 10px; text-align: center;
    cursor: pointer; transition: all 0.2s ease; background: #fff; color: #666;
}
.service-option:hover { border-color: var(--primary); transform: translateY(-2px); }
.service-option.active { border-color: var(--primary); background: #e6f4ea; color: var(--primary); font-weight: 600; }
.service-option i { width: 24px; height: 24px; margin-bottom: 8px; display: block; margin: 0 auto 8px auto; }

.input-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: center; margin-bottom: 20px; }
.input-group label { display: block; margin-bottom: 8px; font-weight: 600; }
.input-group input { width: 100%; padding: 12px; border: 1px solid #e5e7eb; border-radius: 8px; box-sizing: border-box; }
.price-box { background: var(--light); padding: 12px; border-radius: 8px; text-align: center; border: 1px solid #ddd; }
.price-box h3 { margin: 5px 0 0; color: var(--primary); font-size: 1.5rem; }
.btn-block { width: 100%; font-size: 1rem; }

.modal-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.5); z-index: 2000; align-items: center; justify-content: center; backdrop-filter: blur(5px);
}
.modal-overlay.active { display: flex; }
.modal-content {
    background: white; width: 90%; max-width: 450px; border-radius: 15px; overflow: hidden;
    animation: slideUp 0.3s ease-out;
}
@keyframes slideUp { from { transform: translateY(50px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-header { background: var(--primary); color: white; padding: 15px 20px; display: flex; justify-content: space-between; }
.close-btn { background: none; border: none; color: white; font-size: 2rem; cursor: pointer; }
.modal-body { padding: 20px; }
.order-summary { background: #f9f9f9; padding: 15px; border-radius: 8px; margin-top: 15px; border: 1px dashed #ccc; }
.order-summary p { margin: 5px 0; display: flex; justify-content: space-between; }
.accent-text { color: var(--primary); font-weight: 700; }
.modal-footer { padding: 0 20px 20px; }


footer { background: var(--dark); color: white; padding-top: 80px; text-align: center; } 
.footer-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 50px; 
    padding-bottom: 50px; 
    text-align: center; 
}


.contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.contact-info p { 
    display: flex; 
    align-items: center; 
    justify-content: center;
    gap: 10px; 
    margin-bottom: 15px; 
    font-size: 1.1rem; 
    width: 100%; 
}

.contact-info a { color: white; text-decoration: none; }
.copyright { text-align: center; padding: 25px; border-top: 1px solid rgba(255,255,255,0.1); color: #888; }
.socials { margin-top: 20px; }
.socials a { display: inline-flex; align-items: center; gap: 8px; color: white; text-decoration: none; }


.reveal { opacity: 0; transform: translateY(50px); transition: all 0.8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; right: 20px; background: white; color: var(--dark); padding: 20px; border-radius: 10px; }
    .mobile-toggle { display: block; }
    .hero h1 { font-size: 2.5rem; }
    .service-grid-selector { grid-template-columns: repeat(2, 1fr); }
    .input-row, .footer-grid { grid-template-columns: 1fr; }
    .calculator-container { grid-template-columns: 1fr; gap: 20px; }
    .price-list-box { max-width: 100%; order: 2; }
    .calculator-wrapper { order: 1; }
}