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

:root {
    --primary-color: #1a3c5e;
    --primary-dark: #132b45;
    --secondary-color: #c5a059;
    --accent-blue: #007bff;
    --bg-light: #f4f1ea;
    --bg-white: #ffffff;
    --text-main: #333;
    --text-muted: #555;
    --text-light: #ecf0f1;
    --badge-yellow: #ffc107;
    --badge-green: #198754;
    --badge-cyan: #0dcaf0;
    --shadow-sm: 0 4px 15px rgba(0,0,0,0.08);
    --shadow-md: 0 8px 25px rgba(0,0,0,0.1);
    --shadow-lg: 0 15px 40px rgba(0,0,0,0.15);
    --radius-std: 8px;
    --radius-lg: 12px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; scroll-behavior: smooth; }
body {
    font-family: 'Poppins', sans-serif;
    margin: 0; 
    padding: 0;
    color: var(--text-main);
    background-color: var(--bg-light); 
    display: flex; 
    flex-direction: column; 
    min-height: 100vh;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
main { flex: 1; display: flex; flex-direction: column; }
main section { padding: 60px 0; }
.section-title {
    text-align: center; 
    margin-bottom: 40px; 
    font-size: 36px;
    color: var(--primary-color); 
    font-weight: 800;
}
.section-title::after {
    content: none; 
    display: block; 
    width: 70px; 
    height: 3px;
    background-color: var(--secondary-color); 
    margin: 15px auto 0;
}

/* HEADER & NAVIGATION */
header { 
    background-color: var(--bg-white);
    padding: 15px 0; 
    border-bottom: 4px solid var(--primary-color); 
    position: sticky; 
    top: 0; 
    z-index: 1000; 
}
header .container { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
}
.logo img { height: 50px; }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; }
nav li { margin-left: 25px; }
nav a { 
    text-decoration: none; 
    color: var(--text-main); 
    font-weight: 600; 
    font-size: 16px; 
    transition: color 0.3s; 
    padding-bottom: 5px; 
    border-bottom: 3px solid transparent; 
}
nav a.active { 
    color: var(--primary-color); 
    border-bottom: 3px solid var(--secondary-color); 
}

/* HOME */
#hero { padding: 80px 0; display: flex; align-items: center; min-height: 60vh; }
.hero-content { display: flex; align-items: center; gap: 50px; width: 100%; }
.hero-image { flex: 1; order: 2; }
.hero-image img { 
    width: 100%; 
    display: block; 
    aspect-ratio: 1 / 1; 
    object-fit: cover; 
    border-radius: var(--radius-std); 
    box-shadow: var(--shadow-md); 
}
.hero-text { flex: 1.5; order: 1; }
.hero-text h1 { 
    font-weight: 800; 
    font-size: 48px; 
    margin-top: 0; 
    margin-bottom: 15px; 
    color: var(--primary-color); 
}

/* Gallery (Moments) */
#gallery { padding-top: 40px; padding-bottom: 60px; background-color: var(--bg-light); }
#gallery h2 { font-size: 42px; font-weight: 800; color: var(--primary-color); }
.slider-container { margin: 0 auto 60px auto; position: relative; overflow: hidden; }
.slides { display: flex; transition: transform 0.5s ease-in-out; }
.slides img { width: 100%; height: 500px; object-fit: cover; flex-shrink: 0; }
.prev, .next { 
    cursor: pointer; 
    position: absolute; 
    top: 50%; 
    transform: translateY(-50%); 
    padding: 16px; 
    color: white; 
    font-weight: bold; 
    font-size: 20px; 
    background-color: rgba(0, 0, 0, 0.5); 
    border: none; 
    user-select: none; 
    transition: background-color 0.3s; 
}
.prev { left: 0; border-radius: 0 3px 3px 0; }
.next { right: 0; border-radius: 3px 0 0 3px; }
.prev:hover, .next:hover { background-color: rgba(0, 0, 0, 0.8); }

/* ABOUT */
#about-intro { 
    text-align: center; 
    padding: 80px 0; 
    border-bottom: none; 
    background-color: var(--bg-light);
}
#about-intro h1 { 
    font-size: 48px; 
    color: var(--primary-color); 
    margin-top: 10px; 
    font-weight: 800; 
}
#biodata { background-color: var(--bg-light); }
.biodata-content { display: flex; align-items: center; gap: 50px; }
.biodata-image { flex: 1; }
.biodata-image img { 
    width: 100%; 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
}
.biodata-text { flex: 1.5; }
.biodata-text ul { list-style: none; padding: 0; margin: 0; }
.biodata-text li { font-size: 18px; padding: 10px 0; border-bottom: none; }
.biodata-text li strong { color: var(--primary-color); }

#education { padding: 60px 0; }

.education-custom-img { width: 100%; height: 180px; object-fit: cover; }
.education-card-custom { transition: transform 0.3s; }
.education-card-custom:hover { 
    transform: translateY(-5px); 
    box-shadow: var(--shadow-md); 
}
.address-link { color: var(--primary-color); text-decoration: none; font-weight: bold; }

#activities { background-color: var(--bg-light); padding: 60px 0; }

.activity-custom-img {
    width: 100%; 
    height: 200px; 
    object-fit: cover; 
    border-bottom: 5px solid var(--primary-color); 
}

.activity-tag { 
    display: inline-block; 
    background-color: var(--primary-color); 
    color: var(--bg-white); 
    padding: 5px 10px; 
    border-radius: 15px; 
    font-size: 12px; 
    font-weight: 600; 
    margin-bottom: 10px; 
}

.activity-card-custom { transition: transform 0.3s; }
.activity-card-custom:hover { transform: translateY(-5px); }

#experience { padding: 60px 0; }
.accordion-container { 
    max-width: 800px; 
    margin: 0 auto; 
    background: var(--bg-white); 
    border-radius: var(--radius-std); 
    box-shadow: var(--shadow-sm); 
    overflow: hidden; 
    border: none; 
}
.accordion-item { border-bottom: none; }
.accordion-header { 
    background-color: var(--bg-white); 
    padding: 20px 25px; 
    cursor: pointer; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    transition: background-color 0.3s; 
    border-bottom: 1px solid #eee; 
}
.accordion-header:hover { background-color: #f9f9f9; }
.accordion-header h3 { 
    margin: 0; 
    font-size: 18px; 
    color: var(--text-main); 
    font-weight: 600; 
}
.accordion-header i { 
    color: var(--primary-color); 
    transition: transform 0.3s ease; 
}
.accordion-header.active i { transform: rotate(180deg); }
.accordion-body { 
    max-height: 0; 
    overflow: hidden; 
    transition: max-height 0.3s ease-out; 
    background-color: #fcfcfc; 
}
.accordion-body p { 
    margin: 0; 
    padding: 20px 25px; 
    color: var(--text-muted); 
    line-height: 1.6; 
    font-size: 16px; 
    border-top: none; 
}
.accordion-item:last-child .accordion-header { border-bottom: none; }

/* PORTFOLIO */
#portfolio-hero { 
    padding: 60px 0 20px 0; 
    text-align: center; 
    background-color: var(--bg-light);
}

.portfolio-card-custom { 
    border-radius: var(--radius-std);
    transition: transform 0.3s; 
    padding-bottom: 25px;
}
.portfolio-card-custom:hover { transform: translateY(-5px); }
.portfolio-img-custom { width: 100%; height: 180px; overflow: hidden; margin-bottom: 20px; }
.portfolio-img-custom img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}
.portfolio-content-custom { padding: 0 20px; }
.portfolio-content-custom h3 { 
    color: var(--text-main); 
    margin: 0 0 10px 0; 
    font-weight: 600; 
}
.portfolio-content-custom p { 
    font-size: 14px; 
    color: var(--text-muted); 
    line-height: 1.6; 
    margin-bottom: 20px; 
    min-height: 45px; 
}

.badge-custom { 
    display: inline-block; 
    padding: 5px 15px; 
    border-radius: 50px; 
    color: #fff; 
    font-size: 12px; 
    font-weight: bold; 
    margin-bottom: 15px; 
    text-transform: uppercase; 
}
.badge-blue { background-color: var(--accent-blue); }
.badge-yellow { background-color: var(--badge-yellow); color: var(--text-main); }

.btn-detail-custom { 
    padding: 8px 25px; 
    background-color: transparent; 
    border: 1px solid var(--primary-color); 
    color: var(--primary-color); 
    text-decoration: none; 
    font-size: 14px; 
    border-radius: 4px; 
    transition: all 0.3s; 
    cursor: pointer; 
}
.btn-detail-custom:hover { 
    background-color: var(--primary-color); 
    border-color: var(--primary-color); 
    color: #fff; 
}

.modal-content-custom { 
    border-radius: 10px; 
    box-shadow: 0 10px 30px rgba(0,0,0,0.3); 
    max-height: 90vh; 
    overflow-y: auto; 
}

.modal-header-custom { 
    border-bottom: none; 
    padding-bottom: 15px; 
    margin-bottom: 20px; 
}

.modal-img-wrapper-custom { 
    width: 100%; 
    margin-bottom: 20px; 
    border-radius: 8px; 
    overflow: hidden; 
}
.modal-img-wrapper-custom img { 
    width: 100%; 
    height: auto; 
    display: block; 
    max-height: 400px; 
    object-fit: cover; 
}
.btn-close {
    background-color: transparent;
    color: #aaa;
    font-weight: bold;
    opacity: 1; 
    font-size: 1.5rem;
}
.btn-close:hover { color: var(--primary-color); }
.modal-footer .btn-secondary {
    background-color: #6c757d; 
    color: white; 
    border: none;
    padding: 10px 20px; 
    border-radius: 5px; 
    font-size: 14px; 
}
.modal-footer .btn-secondary:hover { background-color: #5a6268; }

/* CONTACT PAGE */
#contact-hero { 
    position: relative; 
    height: 40vh; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    color: white; 
    background: url('foto/kertas.jpeg') center/cover; 
}
#contact-hero .overlay { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background-color: rgba(0, 0, 0, 0.078); 
    z-index: 2; 
}
#contact-hero h1 { 
    font-size: 60px; 
    font-weight: 800; 
    text-transform: uppercase; 
    letter-spacing: 3px; 
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5); 
    position: relative; 
    z-index: 3; 
}

#contact-form-section { background-color: var(--bg-light); }
.contact-form { 
    max-width: 700px; 
    margin: 0 auto; 
    padding: 40px; 
    background-color: var(--bg-white); 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
}

.error-message { display: none; color: red; font-size: 14px; margin-top: 5px; }

.radio-option-custom { padding-top: 5px; padding-bottom: 5px; margin-bottom: 5px; }
.radio-option-custom .form-check-label { margin-left: 5px; }

.secondary-radio:checked {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-kirim-custom { 
    width: 100%; 
    padding: 15px; 
    font-size: 18px; 
    font-weight: 700; 
    background-color: var(--primary-color);
    color: var(--bg-white); 
    border: none; 
    border-radius: 5px; 
    cursor: pointer; 
    transition: background-color 0.3s; 
}
.btn-kirim-custom:hover { background-color: var(--primary-dark); }

#social-contact { 
    background-color: var(--bg-light); 
    padding: 40px 0; 
    text-align: center; 
    border-bottom: none; 
}
#social-contact .section-title { font-size: 28px; }
.social-icons { 
    display: flex; 
    justify-content: center; 
    gap: 30px; 
    margin-top: 20px; 
}
.social-icons a { 
    color: var(--primary-color); 
    font-size: 36px; 
    transition: color 0.3s, transform 0.3s; 
}
.social-icons a:hover { 
    color: var(--secondary-color); 
    transform: translateY(-5px) scale(1.1); 
}
#address { background-color: var(--bg-light); }
.map-container { 
    border-radius: var(--radius-lg); 
    overflow: hidden; 
    box-shadow: var(--shadow-md); 
}
.map-container iframe { 
    width: 100%; 
    height: 450px; 
    border: none; 
}

/* FOOTER */
footer { 
    background-color: var(--primary-color);
    color: var(--text-light); 
    padding: 25px 0; 
    margin-top: auto; 
}
footer .container { 
    display: grid; 
    grid-template-columns: 1fr auto 1fr; 
    align-items: center; 
    gap: 20px; 
}
.footer-left { 
    grid-column: 1; 
    display: flex; 
    justify-content: flex-start; 
}
.footer-center { 
    grid-column: 2; 
    text-align: center; 
    white-space: nowrap; 
}
.footer-right { 
    grid-column: 3; 
    display: flex; 
    justify-content: flex-end; 
    align-items: center; 
    gap: 15px; 
}
.footer-right a { 
    color: var(--text-light); 
    font-size: 22px; 
    text-decoration: none; 
    transition: color 0.3s, transform 0.3s; 
}
.footer-right a:hover { 
    color: var(--secondary-color); 
    transform: translateY(-3px); 
}

@media (max-width: 992px) {
    .portfolio-grid { 
        grid-template-columns: repeat(2, 1fr); 
    }
}
@media (max-width: 768px) {
    .hero-content { 
        flex-direction: column; 
    }
    .hero-image, .hero-text { 
        order: initial; 
    }
    .footer-right { 
        justify-content: center; 
    }
    .footer-left { 
        justify-content: center; 
    }
    .footer-center { 
        margin-top: 15px; 
    }
    footer .container { 
        display: flex; 
        flex-direction: column-reverse; 
        gap: 15px; 
        text-align: center; 
    }
    .biodata-content { 
        flex-direction: column; 
    }
    .activities-grid, .portfolio-grid { 
        grid-template-columns: 1fr; 
    }
}