/* ========== FONT & VARIABEL ========== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    --latar_belakang: #050505;
    --warna1: #f8f9fa;
    --warna2: #00ffcc;
    --warna-gradasi: linear-gradient(135deg, #00ffcc, #0077ff);
    --warna-gradasi-animasi: linear-gradient(270deg, #00ffcc, #0077ff, #00ffcc);
    --warna3: rgba(255, 255, 255, 0.03);
    --border-kaca: rgba(255, 255, 255, 0.08);
    --kaca-kilap: inset 0 0 15px rgba(255, 255, 255, 0.02);
}

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--latar_belakang); }
::-webkit-scrollbar-thumb { 
    background: var(--warna-gradasi); 
    border-radius: 10px; 
}
::-webkit-scrollbar-thumb:hover {
    background: #00ffcc;
}

/* ========== RESET & DASAR ========== */
* {
    margin: 0; 
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

body {
    color: var(--warna1);
    /* Latar belakang animasi yang elegan */
    background: linear-gradient(-45deg, #0a0f1d, #050505, #121a2f, #050505);
    background-size: 400% 400%;
    animation: gerakBackground 15s ease infinite;
    background-attachment: fixed;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

@keyframes gerakBackground {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ========== GRADASI TEKS ANIMASI ========== */
.teks-sorot {
    background: var(--warna-gradasi-animasi);
    background-size: 200% 200%;
    animation: gradasiTeks 3s ease infinite;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

@keyframes gradasiTeks {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ========== TAJUK (HEADER) ========== */
.tajuk {
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid var(--border-kaca);
    position: sticky;
    top: 0; 
    left: 0; 
    width: 100%;
    padding: 20px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 999;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.logo {
    font-size: 26px;
    font-weight: 800;
    color: var(--warna1);
    text-decoration: none;
    letter-spacing: 1px;
    transition: text-shadow 0.3s ease;
}

.logo:hover {
    text-shadow: 0 0 15px rgba(0, 255, 204, 0.6);
}

.navigasi_bar a {
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    color: #a7a9be;
    margin-left: 35px;
    position: relative;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

/* Efek garis bawah animasi saat navigasi di-hover */
.navigasi_bar a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--warna2);
    transition: width 0.3s ease;
    box-shadow: 0 0 8px var(--warna2);
}

.navigasi_bar a:hover::after, .navigasi_bar a.aktif::after {
    width: 100%;
}

.navigasi_bar a:hover, .navigasi_bar a.aktif {
    color: var(--warna2);
    text-shadow: 0 0 10px rgba(0, 255, 204, 0.5);
}

.menu-toggle {
    display: none;
    font-size: 28px;
    color: var(--warna1);
    cursor: pointer;
    transition: transform 0.3s ease;
}
.menu-toggle:hover {
    transform: scale(1.1);
    color: var(--warna2);
}

/* ========== KOMPONEN UMUM ========== */
main {
    flex: 1;
    padding: 60px 10%;
}

.judul-halaman {
    text-align: center;
    font-size: 40px;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

.tombol1 {
    display: inline-block;
    background: var(--warna-gradasi-animasi);
    background-size: 200% 200%;
    padding: 14px 35px;
    border-radius: 30px;
    font-weight: 600; 
    color: #000;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-position 0.4s ease;
    border: none;
    cursor: pointer;
}

.tombol1:hover { 
    transform: translateY(-3px); 
    background-position: 100% 50%;
    box-shadow: 0 10px 25px rgba(0, 255, 204, 0.4); 
}

/* Efek Kaca Premium (Glassmorphism) */
.kartu-kaca {
    background: var(--warna3);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--border-kaca);
    box-shadow: var(--kaca-kilap), 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), border-color 0.4s ease, box-shadow 0.4s ease;
}

.kartu-kaca:hover {
    transform: translateY(-8px);
    border-color: var(--warna2);
    box-shadow: var(--kaca-kilap), 0 15px 35px rgba(0, 255, 204, 0.15);
}

/* ========== HALAMAN HOME & FOTO PROFIL ========== */
.beranda {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    min-height: calc(100vh - 150px);
    position: relative;
}

.konten_beranda { 
    max-width: 600px; 
    z-index: 2; 
}

.konten_beranda h3 { 
    font-size: 24px; 
    font-weight: 600; 
    color: #a7a9be; 
    text-transform: uppercase;
    letter-spacing: 2px;
}

.konten_beranda h1 { 
    font-size: 55px; 
    font-weight: 800; 
    margin: 10px 0; 
    line-height: 1.2; 
}

.konten_beranda p { 
    font-size: 16px; 
    color: #8e93a1; 
    line-height: 1.8; 
    margin: 20px 0 35px; 
}

/* Foto Profil Lebi Keren */
.foto-profil-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.lingkaran-glowing {
    position: relative;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: mengambang 4s ease-in-out infinite;
}

/* Efek Pulsing Glow */
.lingkaran-glowing::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(0, 255, 204, 0.3);
    animation: pulse 2s ease-out infinite;
    z-index: -2;
}

.lingkaran-glowing::before {
    content: '';
    position: absolute;
    width: 106%;
    height: 106%;
    border-radius: 50%;
    background: var(--warna-gradasi);
    animation: putar 5s linear infinite;
    z-index: -1;
    box-shadow: 0 0 35px rgba(0, 255, 204, 0.4);
}

.lingkaran-glowing img {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    object-position: center; 
    border-radius: 50%;
    border: 8px solid var(--latar_belakang); 
    z-index: 1;
    background-color: var(--latar_belakang);
    transition: transform 0.5s ease;
}

.lingkaran-glowing:hover img {
    transform: scale(1.05);
}

@keyframes putar {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes mengambang {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.15); opacity: 0; }
}

/* ========== SECTION KETERAMPILAN ========== */
.keterampilan {
    margin-top: 120px;
    text-align: center;
}

.keterampilan-header h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.keterampilan-header p {
    font-size: 16px;
    color: #8e93a1;
    margin-bottom: 50px;
}

.keterampilan-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.kartu-skill {
    background: var(--warna3); 
    backdrop-filter: blur(15px);
    border: 1px solid var(--border-kaca);
    border-radius: 20px;
    padding: 40px 20px;
    width: 260px;
    box-shadow: var(--kaca-kilap), 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

/* Garis atas aksen saat di hover */
.kartu-skill::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 0; height: 3px;
    background: var(--warna2);
    transition: width 0.4s ease;
}

.kartu-skill:hover::before {
    width: 100%;
}

.kartu-skill:hover {
    transform: translateY(-12px);
    border-color: rgba(0, 255, 204, 0.3);
    box-shadow: var(--kaca-kilap), 0 20px 40px rgba(0, 255, 204, 0.1);
}

.ikon-skill {
    font-size: 45px;
    margin-bottom: 20px;
    background: var(--warna-gradasi);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.kartu-skill h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--warna1);
}

.kartu-skill p {
    font-size: 14px;
    color: #8e93a1;
    line-height: 1.6;
}

/* ========== HALAMAN GALLERY ========== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-grid img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 15px;
    border: 1px solid var(--border-kaca);
    transition: all 0.5s ease;
    cursor: pointer;
    filter: grayscale(60%) brightness(80%);
}

.gallery-grid img:hover {
    filter: grayscale(0%) brightness(100%);
    box-shadow: 0 10px 25px rgba(0, 255, 204, 0.3);
    transform: scale(1.03) translateY(-5px);
    border-color: var(--warna2);
}

/* ========== HALAMAN BLOG ========== */
.blog-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.blog-post h2 { 
    font-size: 24px; 
    margin-bottom: 5px; 
    color: var(--warna1); 
    transition: color 0.3s ease;
}
.kartu-kaca:hover .blog-post h2 {
    color: var(--warna2);
}

.blog-post .tanggal { 
    color: var(--warna2); 
    font-size: 14px; 
    margin-bottom: 15px; 
    letter-spacing: 1px;
}

.blog-post p { 
    color: #a7a9be; 
    line-height: 1.7; 
}

/* ========== HALAMAN CONTACT ========== */
.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.data-diri, .form-kontak { 
    flex: 1; 
    min-width: 300px; 
}

.data-diri h3, .form-kontak h3 { 
    margin-bottom: 25px; 
    font-size: 24px; 
    position: relative;
    display: inline-block;
}

.data-diri h3::after, .form-kontak h3::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background: var(--warna2);
    bottom: -8px;
    left: 0;
    border-radius: 2px;
}

.data-diri ul { list-style: none; }

.data-diri li { 
    margin-bottom: 20px; 
    font-size: 16px; 
    color: #a7a9be; 
    display: flex; 
    align-items: center;
    transition: transform 0.3s ease, color 0.3s ease;
}

.data-diri li:hover {
    transform: translateX(8px);
    color: var(--warna1);
}

.ikon-keren {
    width: 30px;
    font-size: 18px;
    color: var(--warna2);
    display: inline-block;
    text-align: center;
    margin-right: 15px;
    transition: transform 0.3s ease;
}
.data-diri li:hover .ikon-keren {
    transform: scale(1.2);
}

.data-diri strong { 
    color: var(--warna1); 
    margin-right: 5px; 
}

/* Efek Sosmed Link */
.sosmed-link {
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}
.sosmed-link img {
    width: 32px; 
    height: 32px; 
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}
.sosmed-link:hover img {
    transform: scale(1.2) translateY(-4px);
    filter: drop-shadow(0px 8px 12px rgba(0, 255, 204, 0.5)); 
}

/* Form Styling */
.form-kontak form { 
    display: flex; 
    flex-direction: column; 
    gap: 18px; 
}

.form-kontak input, .form-kontak textarea {
    padding: 16px; 
    border-radius: 12px; 
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-kaca); 
    color: var(--warna1); 
    outline: none; 
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-kontak input:hover, .form-kontak textarea:hover {
    background: rgba(255, 255, 255, 0.05);
}

.form-kontak input:focus, .form-kontak textarea:focus { 
    border-color: var(--warna2);
    background: rgba(0, 255, 204, 0.02);
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.2);
    transform: translateY(-2px);
}

.form-kontak textarea { 
    resize: vertical; 
    min-height: 150px; 
}

/* ========== FOOTER ========== */
footer {
    text-align: center;
    padding: 25px;
    background: rgba(5,5,5,0.9);
    border-top: 1px solid var(--border-kaca);
    color: #8e93a1;
    font-size: 14px;
    margin-top: auto;
    letter-spacing: 1px;
}

/* ========== ANIMASI KURSOR MENGETIK ========== */
.kursor {
    font-weight: bold;
    color: var(--warna2);
    animation: kedip 0.7s infinite;
}

@keyframes kedip {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ========== ANIMASI HALAMAN DIMUAT ========== */
.animasi-kiri { opacity: 0; animation: geserKiri 1s ease forwards; }
.animasi-kanan { opacity: 0; animation: geserKanan 1s ease forwards; }
.animasi-atas { opacity: 0; animation: geserAtas 1s ease forwards; }

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; } 

@keyframes geserKiri { 
    0% { transform: translateX(-50px); opacity: 0; } 
    100% { transform: translateX(0); opacity: 1; } 
}

@keyframes geserKanan { 
    0% { transform: translateX(50px); opacity: 0; } 
    100% { transform: translateX(0); opacity: 1; } 
}

@keyframes geserAtas { 
    0% { transform: translateY(50px); opacity: 0; } 
    100% { transform: translateY(0); opacity: 1; } 
}

/* ========== ANIMASI SCROLL REVEAL ========== */
.sembunyi-scroll {
    opacity: 0;
    transform: translateY(60px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.muncul-scroll {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ========== RESPONSIVE (MOBILE) ========== */
@media (max-width: 991px) {
    .tajuk { padding: 15px 5%; }
    .menu-toggle { display: block; }
    
    .navigasi_bar {
        display: none;
        position: absolute; 
        top: 100%; 
        left: 0; 
        width: 100%;
        background: rgba(5,5,5,0.98); 
        backdrop-filter: blur(15px);
        flex-direction: column; 
        text-align: center;
        border-bottom: 1px solid var(--border-kaca);
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    }
    
    .navigasi_bar.tampil { display: flex; animation: slideBawah 0.3s ease; }
    
    @keyframes slideBawah {
        from { opacity: 0; transform: translateY(-10px); }
        to { opacity: 1; transform: translateY(0); }
    }
    
    .navigasi_bar a { margin: 0; padding: 18px 0; border-top: 1px solid var(--border-kaca); }
    .navigasi_bar a::after { display: none; } /* Matikan garis bawah di mobile */
    main { padding: 40px 5%; }
    
    .beranda { 
        flex-direction: column; 
        justify-content: center; 
        text-align: center; 
        margin-top: 20px;
    }
    
    .lingkaran-glowing {
        width: 280px; 
        height: 280px;
        margin-top: 40px;
    }
    
    .konten_beranda h1 {
        font-size: 42px;
    }
    
    .keterampilan {
        margin-top: 80px;
    }
}