/* Variables & Reset */
:root {
    --brand-blue: #00d2ff;
    --brand-purple: #9d50bb;
    --text-main: #2d3436;
    --text-muted: #636e72;
    --bg-light: #f8faff;
    --white: #ffffff;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    overflow-x: hidden;
    margin: 0;
}

/* Navbar Glassmorphism */
.navbar {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 15px 0;
    border-bottom: 1px solid rgba(157, 80, 187, 0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 600;
    font-size: 0.95rem;
    margin: 0 12px;
    transition: 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--brand-purple) !important;
}

/* Dropdown Custom */
.dropdown-menu {
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border-radius: 15px;
    padding: 10px;
}

.dropdown-item {
    border-radius: 10px;
    padding: 10px 15px;
    font-weight: 500;
    color: var(--text-muted);
}

.dropdown-item:hover {
    background: linear-gradient(135deg, rgba(0, 210, 255, 0.05), rgba(157, 80, 187, 0.05));
    color: var(--brand-purple);
}

/* Gradient Button */
.btn-contact {
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    color: var(--white) !important;
    border: none;
    border-radius: 12px;
    padding: 10px 24px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(157, 80, 187, 0.3);
    transition: 0.3s;
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(157, 80, 187, 0.4);
    opacity: 0.9;
}

/* Responsive Mobile Setup */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: var(--white);
        margin-top: 15px;
        padding: 25px;
        border-radius: 20px;
        box-shadow: 0 15px 40px rgba(0,0,0,0.1);
        border: 1px solid rgba(157, 80, 187, 0.1);
    }
    
    .nav-link {
        padding: 12px 0;
        margin: 0;
        border-bottom: 1px solid #f1f2f6;
    }
    
    .nav-item:last-child .nav-link { border-bottom: none; }
    
    .btn-contact {
        margin-top: 15px;
        display: block;
        text-align: center;
    }
}
/* Footer Styling */
.main-footer {
    background-color: var(--white);
    padding: 80px 0 30px;
    border-top: 1px solid rgba(157, 80, 187, 0.1);
    margin-top: 50px;
}

.footer-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    display: block;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 25px;
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 30px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-blue), var(--brand-purple));
    border-radius: 10px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: 0.3s;
    font-weight: 500;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--brand-purple);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-light);
    color: var(--brand-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: 0.3s;
}

.social-icon:hover {
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 30px;
    margin-top: 60px;
    border-top: 1px solid #f1f2f6;
    text-align: center;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsif Footer */
@media (max-width: 767.98px) {
    .main-footer { padding: 50px 0 30px; }
    .footer-title { margin-top: 30px; }
}

/* Hero Section Styling */
.hero-section {
    padding: 100px 0 150px;
    background: radial-gradient(circle at top right, rgba(0, 210, 255, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(157, 80, 187, 0.05), transparent);
    position: relative;
    overflow: hidden;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
    color: var(--text-main);
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.btn-secondary-nns {
    background: white;
    color: var(--brand-purple);
    border: 2px solid var(--brand-purple);
    border-radius: 12px;
    padding: 10px 30px;
    font-weight: 700;
    transition: 0.3s;
    text-decoration: none;
}

.btn-secondary-nns:hover {
    background: var(--brand-purple);
    color: white;
}

/* Ilustrasi Sederhana (Placeholder) */
.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    filter: drop-shadow(0 20px 50px rgba(157, 80, 187, 0.2));
}

@media (max-width: 991.98px) {
    .hero-section { padding: 60px 0; text-align: center; }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-content p { margin: 0 auto 30px; }
    .hero-btns { justify-content: center; }
}
/* About Section Styling */
.about-section {
    padding: 100px 0;
    background-color: var(--white);
}

.about-img-container {
    position: relative;
    padding: 20px;
}

.about-img-container img {
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(157, 80, 187, 0.15);
    width: 100%;
}

.about-img-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-purple));
    border-radius: 30px;
    z-index: -1;
    opacity: 0.2;
}

.stat-box {
    padding: 20px;
    border-radius: 20px;
    background: var(--bg-light);
    border: 1px solid rgba(157, 80, 187, 0.05);
    transition: 0.3s;
}

.stat-box:hover {
    transform: translateY(-5px);
    background: white;
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--brand-purple);
    display: block;
}

.stat-title {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
}
/* Contact Section Styling */
.contact-section {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.contact-card {
    background: var(--white);
    border-radius: 30px;
    padding: 40px;
    border: 1px solid rgba(157, 80, 187, 0.05);
    box-shadow: 0 20px 40px rgba(0,0,0,0.03);
}

.form-label {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.form-control {
    border-radius: 12px;
    padding: 12px 15px;
    border: 1px solid #e1e8f0;
    background-color: #fcfdfe;
    transition: 0.3s;
}

.form-control:focus {
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 4px rgba(0, 210, 255, 0.1);
    background-color: var(--white);
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(0, 210, 255, 0.1), rgba(157, 80, 187, 0.1));
    color: var(--brand-purple);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-right: 20px;
}

.info-content h6 {
    margin: 0;
    font-weight: 700;
    color: var(--text-main);
}

.info-content p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}
/* Floating WhatsApp Button */
.wa-floating-btn {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: #fff !important;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

.wa-floating-btn:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.5);
    color: #fff;
}

/* Label "Chat Kami" yang muncul di kiri tombol (Opsional) */
.wa-floating-btn::before {
    content: 'Chat Kami';
    position: absolute;
    right: 75px;
    background: white;
    color: #2d3436;
    font-size: 14px;
    font-weight: 700;
    padding: 8px 15px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    white-space: nowrap;
}

.wa-floating-btn:hover::before {
    opacity: 1;
    visibility: visible;
    right: 70px;
}

@media (max-width: 767px) {
    .wa-floating-btn {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 25px;
    }
    .wa-floating-btn::before { display: none; } /* Sembunyikan label di HP agar tidak sempit */
}