:root {
    --primary-blue: #a2d2ff;
    --dark-blue: #1b4965;
    --bg-color: #f8fbff;
    --text-color: #333;
    --card-bg: #ffffff;
    --transition: all 0.3s ease;
}

/* Tema Gelap */
body.dark-theme {
    --bg-color: #0b132b;
    --text-color: #f0f0f0;
    --card-bg: #1c2541;
    --primary-blue: #64b5f6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: var(--transition);
}

/* Navbar */
header {
    background: var(--card-bg);
    padding: 1rem 10%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo span { color: var(--primary-blue); font-weight: bold; }

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

.nav-links li a {
    text-decoration: none;
    color: var(--text-color);
    margin: 0 15px;
    font-weight: 500;
}

.theme-toggle { cursor: pointer; font-size: 1.2rem; }

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(162, 210, 255, 0.2), rgba(255,255,255,0));
}

.hero h1 span { color: var(--primary-blue); }

/* Common Sections */
section { padding: 80px 10%; text-align: center; }
h2 { margin-bottom: 30px; position: relative; }

/* Form */
form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input, textarea {
    padding: 12px;
    border: 1px solid var(--primary-blue);
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text-color);
}

.btn {
    background: var(--primary-blue);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
}

/* Scroll Top Button */
#scrollTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: none;
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 50%;
    cursor: pointer;
}

/* Tambahan di style.css */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

.nav-links li a.active {
    color: var(--primary-blue);
    font-weight: bold;
}

.skills-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.skill-card {
    background: var(--card-bg);
    padding: 20px 40px;
    border-radius: 10px;
    border: 1px solid var(--primary-blue);
    transition: var(--transition);
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(162, 210, 255, 0.4);
}

/* Layout Halaman Kontak Tanpa Form */
.contact-container {
    padding: 120px 10% 60px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-header {
    text-align: center;
    margin-bottom: 50px;
}

.contact-header h2 {
    font-size: 2.5rem;
    color: var(--dark-blue);
}

/* Grid Kartu Kontak */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    width: 100%;
    max-width: 1100px;
}

.contact-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    border: 1px solid rgba(162, 210, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.contact-card i {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.contact-card h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.contact-card p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 20px;
}

.contact-card span {
    font-weight: bold;
    color: var(--primary-blue);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Efek Hover Profesional */
.contact-card:hover {
    transform: translateY(-12px);
    border-color: var(--primary-blue);
    box-shadow: 0 20px 40px rgba(162, 210, 255, 0.2);
}

.contact-card:hover i {
    transform: scale(1.1);
    transition: 0.3s;
}

/* Penyesuaian Dark Mode */
body.dark-theme .contact-card {
    background: #1c2541;
    border-color: rgba(255,255,255,0.1);
}

body.dark-theme .contact-header h2 {
    color: var(--primary-blue);
}

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');
* { font-family: 'Poppins', sans-serif; }

.hero-content h1 {
    font-weight: 800;
    margin-bottom: 20px;
}

.hero-content p {
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}

/* Animasi halus saat halaman dimuat */
.hero-content {
    animation: fadeInUp 1s ease-out;
}

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

@media (max-width: 768px) {
    header {
        padding: 0.8rem 5%; /* Padding lebih kecil agar hemat ruang */
        background: var(--card-bg); /* Pastikan background tetap solid */
    }

    nav {
        flex-direction: column; /* Susun Logo dan Menu ke bawah */
        gap: 10px;
    }

    .logo img {
        height: 30px; /* Perkecil logo sedikit di mobile */
    }

    .nav-links {
        display: flex; /* Tampilkan kembali menu */
        justify-content: center;
        gap: 10px;
        flex-wrap: wrap; /* Jika menu terlalu panjang, dia akan turun ke bawah secara rapi */
        padding: 5px 0;
    }

    .nav-links li a {
        margin: 0 8px;
        font-size: 0.9rem; /* Ukuran teks menu lebih kecil untuk HP */
    }

    .theme-toggle {
        position: absolute;
        right: 5%;
        top: 1.2rem;
    }

    /* Berikan jarak agar konten hero tidak tertutup header yang makin tinggi */
    .hero {
        padding-top: 120px; 
    }
}

/* Penyesuaian untuk layar sangat kecil (Small Phones) */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.7rem;
    }

    #scrollTop {
        bottom: 20px;
        right: 20px;
        padding: 12px;
    }
}

/* Tambahkan ini untuk merapikan teks justify */
p {
    text-align: justify;
    text-justify: inter-word; /* Memastikan spasi antar kata seimbang */
    hyphens: auto;           /* Memotong kata dengan tanda hubung jika terlalu panjang */
}

/* Khusus Mobile agar justify tidak terlihat berantakan */
@media (max-width: 768px) {
    p {
        text-align: justify;
        font-size: 0.95rem;
    }
    
    .hero-content h1 {
        text-align: left; /* Judul sebaiknya tetap rata kiri agar mudah dibaca di HP */
    }
}