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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header */
header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

nav a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

nav a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 2rem;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lang-btn.active {
    background: rgba(255, 255, 255, 0.4);
    box-shadow: 0 2px 10px rgba(255, 255, 255, 0.3);
}

/* Hero Section */
/* Hero Section dengan Animasi Gelombang */
.hero {
    position: relative;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 150px 0 200px;
    text-align: center;
    overflow: hidden;
}

.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

/* Gelombang Energi 1 */
.hero::before {
    content: "";
    position: absolute;
    bottom: -50px;
    left: -50%;
    width: 200%;
    height: 250px;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.35), rgba(102, 126, 234, 0.25), transparent 80%);
    border-radius: 100%;
    filter: blur(40px);
    opacity: 0.7;
    animation: energyWave1 10s ease-in-out infinite alternate;
}

/* Gelombang Energi 2 */
.hero::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: -50%;
    width: 200%;
    height: 300px;
    background: radial-gradient(circle at 50% 50%, rgba(118, 75, 162, 0.3), rgba(255, 255, 255, 0.1), transparent 80%);
    border-radius: 100%;
    filter: blur(50px);
    opacity: 0.6;
    animation: energyWave2 14s ease-in-out infinite alternate;
}

/* =======================
     SPARKLE PARTICLES EFFECT
     ======================= */

.hero .sparkle {
    position: absolute;
    bottom: 0;
    width: 4px;
    height: 4px;
    background: white;
    border-radius: 50%;
    opacity: 0.8;
    filter: blur(1px);
    animation: sparkleFloat 6s linear infinite;
}

/* Beberapa variasi posisi dan durasi */
.hero .sparkle:nth-child(1) {
    left: 10%;
    animation-duration: 5s;
}

.hero .sparkle:nth-child(2) {
    left: 30%;
    animation-duration: 7s;
}

.hero .sparkle:nth-child(3) {
    left: 50%;
    animation-duration: 6.5s;
}

.hero .sparkle:nth-child(4) {
    left: 70%;
    animation-duration: 8s;
}

.hero .sparkle:nth-child(5) {
    left: 85%;
    animation-duration: 5.5s;
}

/* Animasi partikel naik */
@keyframes sparkleFloat {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.9;
    }

    50% {
        opacity: 1;
        transform: translateY(-100px) scale(1.2);
    }

    100% {
        transform: translateY(-200px) scale(0.8);
        opacity: 0;
    }
}

/* Animasi Gelombang */
@keyframes energyWave1 {
    0% {
        transform: translateX(0) scale(1);
        opacity: 0.5;
    }

    50% {
        transform: translateX(-25%) scale(1.1);
        opacity: 0.8;
    }

    100% {
        transform: translateX(25%) scale(1);
        opacity: 0.5;
    }
}

@keyframes energyWave2 {
    0% {
        transform: translateX(0) scale(1);
        opacity: 0.4;
    }

    50% {
        transform: translateX(30%) scale(1.15);
        opacity: 0.7;
    }

    100% {
        transform: translateX(-30%) scale(1);
        opacity: 0.4;
    }
}

.hero::before,
.hero::after {
    mix-blend-mode: screen;
}


/* Hero Content */
.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: slideInDown 1s ease-out;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: slideInUp 1s ease-out 0.5s both;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
    }

    50% {
        box-shadow: 0 15px 40px rgba(255, 107, 107, 0.6);
    }

    100% {
        box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
    }
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
    animation: pulse 2s infinite;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 107, 107, 0.6);
}

/* Services Section */
.services {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
    position: relative;
}

.section-title-pricing {
    font-size: 2.5rem;
    /* ukuran semula */
    font-weight: bold;
    text-align: center;
    margin-bottom: 2rem;
    color: rgb(255, 255, 255);
    /* atau warna semula */
}

.section-title-contact {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #ffffff;
    position: relative;
}

.section-title-about {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #020202;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 2px;
}

.section-title-about::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 2px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #667eea;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.pricing .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: stretch;
    /* Supaya semua card punya tinggi sama */
}

.pricing-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: 30px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    /* Supaya elemen dalam card tetap rapi */
    justify-content: space-between;
}

.pricing-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

.price {
    font-size: 3rem;
    font-weight: bold;
    margin: 1rem 0;
    color: #fff;
}

.price-subtext {
    opacity: 0.8;
    margin-bottom: 2rem;
}

.features {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
    text-align: left;
    flex-grow: 1;
    /* Supaya list bisa isi ruang kosong */
}

.features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 2rem;
}

.features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4CAF50;
    font-weight: bold;
    font-size: 1.2rem;
}

.cta-button {
    margin-top: 1rem;
}


/* About Section */
.about {
    padding: 100px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-image {
    text-align: center;
    font-size: 8rem;
    color: #667eea;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-30px);
    }

    60% {
        transform: translateY(-15px);
    }
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    text-align: center;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        font-size: 6rem;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .language-switcher {
        margin-left: 0;
        justify-content: center;
    }

    .hero {
        padding: 200px 0 100px;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}