/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=Roboto:wght@300;400;700&display=swap');

/* Variabel CSS - Menggunakan palet warna yang terinspirasi alam Indonesia */
:root {
    --primary-color: #4A6B3C; /* Hijau hutan yang lebih gelap */
    --secondary-color: #8D6B4E; /* Cokelat kayu/tanah */
    --accent-color: #D4AF37; /* Emas kuningan, mengingatkan pada ornamen tradisional atau rempah */
    --bg-light: #F5F5DC; /* Krem terang */
    --bg-dark: #E0E0C6; /* Krem gelap */
    --text-light: #fff;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Roboto', sans-serif;
    --shadow-light: rgba(0,0,0,0.08);
    --shadow-medium: rgba(0,0,0,0.15);
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--primary-color);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

/* Welcome Overlay Styles */
#welcome-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color); /* Menggunakan warna primary Anda */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999; /* Pastikan di atas semua elemen lain */
    opacity: 1;
    visibility: visible;
    transition: opacity 0.8s ease-out, visibility 0.8s ease-out; /* Animasi menghilang */
    flex-direction: column;
}

#welcome-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.welcome-content {
    text-align: center;
    color: var(--text-light);
}

.welcome-text {
    font-family: var(--font-heading);
    font-size: 4em;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeInSlideDown 1s ease-out forwards;
}

.tagline-text {
    font-family: var(--font-body);
    font-size: 1.2em;
    margin-top: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInSlideUp 1s ease-out forwards;
    animation-delay: 0.5s;
}

.loading-spinner {
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top: 5px solid var(--text-light);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
    animation-delay: 1s;
}

@keyframes fadeInSlideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Pastikan konten utama website dimulai dari opacity 0 dan kemudian fade in */
body > *:not(#welcome-overlay) {
    opacity: 0;
    transition: opacity 0.8s ease-out;
}
body.loaded > *:not(#welcome-overlay) {
    opacity: 1;
}

/* Header & Navigasi */
.header {
    background-color: var(--text-light);
    padding: 1.5rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    animation: slideInDown 0.6s ease-out;
}

@keyframes slideInDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

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

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    left: 0;
    bottom: 0;
    transition: width 0.3s ease-in-out;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('images/hero-indonesia-landscape.jpg') no-repeat center center/cover;
    background-size: 110%;
    animation: heroZoom 15s infinite alternate ease-in-out;
    color: var(--text-light);
    text-align: center;
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
    position: relative;
    overflow: hidden;
}

@keyframes heroZoom {
    from { background-size: 110%; }
    to { background-size: 100%; }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInSlideUpContent 1s ease-out forwards;
    animation-delay: 0.5s;
}

@keyframes fadeInSlideUpContent {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 4.2rem;
    margin-bottom: 1.2rem;
    line-height: 1.2;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.7);
}

.hero-content p {
    font-size: 1.4rem;
    margin-bottom: 3rem;
    font-weight: 300;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--text-light);
    padding: 1.2rem 2.5rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    display: inline-block;
    box-shadow: 0 6px 12px rgba(0,0,0,0.4);
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background-color: #C09A2E;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.6);
}

/* Bagian Umum */
section {
    padding: 5rem 0;
    text-align: center;
}

section:nth-child(even) {
    background-color: var(--bg-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60%;
    height: 3px;
    background-color: var(--accent-color);
    left: 20%;
    bottom: -10px;
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    margin-bottom: 3.5rem;
    color: var(--secondary-color);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    transition-delay: 0.8s;
}

/* About Section */
.about .container {
    max-width: 800px;
}

.about p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--secondary-color);
    text-align: justify;
}

.about p strong {
    color: var(--primary-color);
}

/* Photo profile */
.profile-pic {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 2rem;
    border: 5px solid var(--accent-color);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Skills Section */
.skill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.skill-item {
    background-color: var(--text-light);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.skill-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.skill-item i {
    font-size: 3.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.skill-item h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.skill-item p {
    color: var(--secondary-color);
    font-size: 1rem;
}

/* Portfolio Section */
.portfolio-options {
    display: flex;
    justify-content: center; /* Pusatkan opsi */
    gap: 15px; /* Jarak antar opsi */
    margin-top: 10px;
    margin-bottom: 30px; /* Jarak antara opsi dan grid portofolio */
    opacity: 0; /* Untuk animasi scroll */
    transform: translateY(20px); /* Untuk animasi scroll */
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    transition-delay: 0.6s;
}

.option {
    font-size: 1.4em; /* Ukuran font lebih besar */
    font-weight: bold;
    color: #555;
    cursor: pointer;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: border-bottom 0.3s ease, color 0.3s ease;
}

.option:hover {
    color: var(--accent-color); /* Warna teks saat dihover */
    border-bottom-color: var(--accent-color); /* Garis bawah saat dihover */
}

.option.active {
    color: var(--accent-color); /* Warna teks opsi aktif */
    border-bottom-color: var(--accent-color); /* Garis bawah opsi aktif */
}


.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
    padding: 3rem;
    background-color: var(--text-light);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
    border: 2px solid var(--bg-dark);
}

/* Aturan untuk item portofolio yang disembunyikan secara default */
.portfolio-item {
    background-color: var(--text-light);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.5s ease-out, transform 0.5s ease-out; /* Transisi untuk animasi */
    text-align: left;
    display: none; /* Sembunyikan secara default */
    opacity: 0; /* Mulai dengan transparan */
    transform: translateY(30px); /* Mulai sedikit ke bawah */
}

/* Aturan untuk item portofolio yang ditampilkan dan terlihat */
.portfolio-item.is-visible {
    display: block; /* Tampilkan elemen */
    opacity: 1; /* Pudar masuk */
    transform: translateY(0); /* Geser ke posisi normal */
}


.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-item h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin: 1.5rem 1.5rem 0.8rem;
    color: var(--primary-color);
}

.portfolio-item p {
    color: var(--secondary-color);
    margin: 0 1.5rem 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.portfolio-item .btn-secondary {
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
    margin: 0 1.5rem 2rem;
    display: inline-block;
}

.portfolio-item .btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--text-light);
}

/* Contact Section */
.contact p {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: 2.5rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(30px);
}

.contact-links a {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease, transform 0.2s ease;
}

.contact-links a:hover {
    color: var(--accent-color);
    transform: translateY(-5px);
}

.contact-links a i {
    font-size: 1.5rem;
    margin-right: 0.8rem;
    color: var(--accent-color);
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 2.5rem 0;
    text-align: center;
    font-size: 0.9rem;
}

/* Animasi Scroll (Fade-in-section) */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Transisi dan Delay untuk elemen di dalam section yang is-visible */
.about.is-visible .section-title,
.skills.is-visible .section-title,
.portfolio.is-visible .section-title,
.contact.is-visible .section-title {
    transition-delay: 0.2s;
    opacity: 1;
    transform: translateY(0);
}

.about.is-visible .section-description,
.skills.is-visible .section-description,
.portfolio.is-visible .section-description,
.contact.is-visible .section-description {
    transition-delay: 0.4s;
    opacity: 1;
    transform: translateY(0);
}

/* Khusus untuk elemen di dalam About Section */
.about.is-visible .profile-pic {
    transition-delay: 0.6s;
    opacity: 1;
    transform: translateY(0);
}
.about.is-visible .about p {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.about.is-visible .about p:nth-of-type(1) { transition-delay: 0.8s; }
.about.is-visible .about p:nth-of-type(2) { transition-delay: 1.0s; }


/* Khusus untuk elemen di dalam Skills Section */
.skills.is-visible .skill-item {
    opacity: 1;
    transform: translateY(0);
}
.skills.is-visible .skill-item:nth-child(1) { transition-delay: 0.6s; }
.skills.is-visible .skill-item:nth-child(2) { transition-delay: 0.7s; }
.skills.is-visible .skill-item:nth-child(3) { transition-delay: 0.8s; }


/* Khusus untuk elemen di dalam Portfolio Section */
.portfolio.is-visible .portfolio-item {
    /* opacity dan transform diatur oleh .portfolio-item.is-visible */
    /* transition-delay: 0.6s; Hapus atau sesuaikan jika ingin delay per item */
}

.portfolio.is-visible .portfolio-options { /* Animasi untuk opsi filter */
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s; /* Sesuaikan atau hapus delay jika diinginkan */
}


/* Khusus untuk elemen di dalam Contact Section */
.contact.is-visible .contact-links {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}
.contact.is-visible .contact-links a:nth-child(1) { transition-delay: 0.8s; }
.contact.is-visible .contact-links a:nth-child(2) { transition-delay: 0.9s; }


/* Responsif untuk Layar Kecil */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        margin-top: 1rem;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .nav-links li {
        margin: 0.5rem 1rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Penyesuaian responsif untuk kategori portofolio */
    .portfolio-options {
        font-size: 1.1rem; /* Ukuran font lebih besar untuk mobile */
        gap: 10px; /* Jarak antar opsi lebih kecil */
        padding: 0 1rem; /* Sedikit padding di samping */
    }

    .option {
        font-size: 1.1em; /* Ukuran font opsi individu lebih besar untuk mobile */
        padding-bottom: 3px; /* Garis bawah lebih tipis */
    }

    .skill-item, .portfolio-item {
        padding: 1.5rem;
    }

    .portfolio-item h3 {
        font-size: 1.5rem;
    }
    .portfolio-grid {
        padding: 1.5rem;
        border-radius: 10px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 1rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .skill-grid, .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .profile-pic {
        width: 150px;
        height: 150px;
    }
}