/* --- VARS & RESET --- */
:root {
    --primary-purple: #7E57C2; /* Soft Purple - Elegan dan Profesional */
    --secondary-blue: #81D4FA; /* Light Blue - Dinamis dan Friendly */
    --accent-dark: #37474F; /* Dark Grey - Solid dan Netral */
    --text-grey: #546E7A; /* Medium Grey - Mudah Dibaca */
    --white: #ffffff;
    --bg-light: #F5F7FA; /* Light Background - Tenang dan Bersih */
    --bg-gradient: linear-gradient(135deg, #F5F7FA 0%, #E8F5E8 50%, #F3E5F5 100%); /* Gradien Halus untuk Background */
    --shadow-light: 0 4px 12px rgba(0,0,0,0.05); /* Bayangan Ringan untuk Kedalaman */
    --shadow-medium: 0 6px 20px rgba(0,0,0,0.1); /* Bayangan Sedang untuk Hover */
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --border-radius: 12px; /* Radius Sudut untuk Tampilan Modern */
    --transition: all 0.3s ease; /* Transisi Halus untuk Interaktivitas */
}

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

body {
    font-family: var(--font-main);
    line-height: 1.7; /* Sedikit Lebih Spacious untuk Kenyamanan Baca */
    color: var(--text-grey);
    background: var(--bg-gradient); /* Background Gradien untuk Kesan Enak Dilihat dan Dinamis */
    background-attachment: fixed; /* Fixed untuk Efek Parallax Ringan */
    min-height: 100vh; /* Pastikan Background Menutupi Seluruh Halaman */
}

a { 
    text-decoration: none; 
    color: inherit; 
    transition: var(--transition); 
}
ul { list-style: none; }

/* --- HEADER & NAV --- */
header {
    background: rgba(255, 255, 255, 0.95); /* Semi-Transparan untuk Efek Glassmorphism */
    backdrop-filter: blur(10px); /* Blur Efek untuk Tampilan Modern */
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(126, 87, 194, 0.1); /* Garis Tipis Ungu untuk Tema */
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--primary-purple);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}
.logo:hover {
    transform: scale(1.05); /* Efek Hover Ramah */
}

.nav-links { 
    display: flex; 
    gap: 2rem; 
}
.nav-links a {
    font-weight: 500;
    color: var(--accent-dark);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-blue);
    transition: var(--transition);
}
.nav-links a:hover::after, .nav-links a.active::after {
    width: 100%;
}
.nav-links a:hover, .nav-links a.active {
    color: var(--primary-purple);
    transform: translateY(-2px); /* Hover Lift untuk Kesan Friendly */
}

.btn-cta {
    background: linear-gradient(135deg, var(--primary-purple), #5E35B1); /* Gradien untuk Tombol CTA */
    color: var(--white);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}
.btn-cta:hover { 
    background: linear-gradient(135deg, #5E35B1, var(--primary-purple)); 
    transform: translateY(-3px) scale(1.05); 
    box-shadow: var(--shadow-medium);
}

.hamburger {
    display: none;
    cursor: pointer;
    font-size: 24px;
    color: #333;
}

/* Media Query untuk Mobile (≤768px) */
@media (max-width: 768px) {
    .navbar {
        padding: 10px 15px;
    }
    
    /* Sembunyikan Nav Links di Mobile */
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #fff; /* Sesuaikan background */
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        margin: 10px 0;
    }
    
    /* Tampilkan Hamburger di Mobile */
    .hamburger {
        display: flex;
    }
    
    /* Opsional: Ubah Ikon Hamburger ke X saat Aktif */
    .hamburger.active i::before {
        content: "\f00d"; /* Font Awesome X icon */
    }
    
    /* Sembunyikan atau Sesuaikan Tombol CTA di Mobile (Opsional) */
    .btn-cta {
        display: none; /* Jika ingin sembunyikan, hapus baris ini jika ingin tetap tampil */
    }
}

/* --- HERO SECTION --- */
.hero {
    background: linear-gradient(135deg, #EDE7F6 0%, #E1F5FE 50%, #F3E5F5 100%); /* Gradien Lebih Dinamis */
    padding: 6rem 5%;
    text-align: center;
    min-height: 85vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(126,87,194,0.1)"/></svg>') repeat; /* Pola Titik Halus untuk Background */
    opacity: 0.3;
    z-index: 0;
}
.hero h1, .hero p {
    position: relative;
    z-index: 1;
}
.hero h1 {
    font-size: 3.2rem;
    color: var(--primary-purple);
    margin-bottom: 1.2rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.hero p {
    font-size: 1.3rem;
    max-width: 750px;
    margin-bottom: 2.5rem;
    color: var(--text-grey);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* gambar kiri, teks kanan */
    align-items: center;
    gap: 40px;
}

.about-image img {
    width: 60%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    display: block;
    margin: 0 auto;
}

.about-content {
    text-align: left;
}

.about-content h2 {
    color: var(--primary-purple);
    margin-bottom: 1rem;
}

.about-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.about-content a {
    color: var(--primary-purple);
    font-weight: bold;
    text-decoration: none;
}

@media (max-width: 768px) {

    .about-grid {
        grid-template-columns: 1fr; /* jadi 1 kolom */
        gap: 24px;
    }

    .about-image img {
        width: 100%;   /* gambar full di mobile */
        max-width: 320px;
    }

    .about-content {
        text-align: center;
    }
}


.section { 
    padding: 3rem 5%; 
    max-width: 1200px; 
    margin: 0 auto; 
    position: relative;
    background-color: #edf7ff;
}
.section-title {
    text-align: center;
    color: var(--accent-dark);
    font-size: 2.2rem;
    position: relative;
    font-weight: 700;
}
.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-purple), var(--secondary-blue));
    margin: 15px auto;
    border-radius: 2px;
}

/* --- FEATURES / SERVICES --- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
    background: var(--white);
    padding: 2.5rem;
    margin: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-align: center;
    border: 1px solid rgba(126, 87, 194, 0.1);
     /* Border Tipis untuk Definisi */
    -webkit-transition: var(--transition);
    -moz-transition: var(--transition);
    -ms-transition: var(--transition);
    -o-transition: var(--transition);
}
.card:hover { 
    transform: translateY(-8px) scale(1.02); 
    box-shadow: var(--shadow-medium); 
    border-color: var(--primary-purple);
}
.card-icon {
    font-size: 3rem;
    color: var(--secondary-blue);
    margin-bottom: 1.2rem;
    transition: var(--transition);
}
.card:hover .card-icon {
    color: var(--primary-purple);
    transform: rotate(5deg); /* Efek Ramah pada Hover */
}
.card h3 { 
    color: var(--primary-purple); 
    margin-bottom: 1.2rem; 
    font-weight: 600;
}

/* --- WHY US (Humanis) --- */
.why-us { 
    background: var(--white); 
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-light);
}
.why-item { 
    display: flex; 
    align-items: start; 
    gap: 20px; 
    margin-bottom: 2rem; 
    padding: 1rem;
    border-radius: 8px;
    transition: var(--transition);
}
.why-item:hover {
    background: rgba(129, 212, 250, 0.1); /* Highlight Friendly */
}
.why-check { 
    color: var(--primary-purple); 
    font-weight: bold; 
    font-size: 1.5rem;
}

/* --- UPDATED TESTIMONIALS --- */
.testimonial-box {
    background: linear-gradient(135deg, #EDE7F6, #F3E5F5); /* Gradien untuk Kesan Hangat */
    padding: 2.5rem;
    margin: 1rem;
    border-radius: var(--border-radius);
    border-left: 6px solid var(--primary-purple);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}
.testimonial-box:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-medium);
    border-left-color: var(--secondary-blue);
}
.testimonial-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1.2rem;
    border: 4px solid var(--white);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}
.testimonial-text {
    font-style: italic;
    margin-bottom: 1.2rem;
    font-size: 1rem;
    color: var(--accent-dark);
}
.client-name { 
    font-weight: bold; 
    color: var(--primary-purple);
    font-size: 1.1rem;
}
.client-role {
    font-size: 0.9rem;
    color: var(--text-grey);
    display: block;
}

/* --- NEW: CLIENT LOGOS SECTION --- */
.client-section {
    background: var(--white);
    padding: 4rem 5%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}
.client-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 4rem;
    margin-top: 2.5rem;
}


.client-logo {
    height: 70px;
    width: auto;
    object-fit: contain;
    filter: grayscale(20%); /* Sedikit Grayscale untuk Kesan Profesional */
    opacity: 0.8;
    transition: var(--transition);
}
.client-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.15) rotate(2deg); /* Efek Hover Fun dan Friendly */
}

/* --- GALLERY STYLES --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    cursor: pointer;
    transition: var(--transition);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: 0.3s;
}

.gallery-item.landscape {
    aspect-ratio: 16 / 9; /* Aspect ratio landscape (16:9) untuk semua gambar */
    width: 100%; /* Lebar penuh sesuai grid */
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Pastikan gambar memenuhi container landscape tanpa distorsi */
    display: block;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.1); /* Efek zoom pada hover */
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: #fff;
    padding: 20px;
    opacity: 0;
    transition: 0.3s;
    transform: translateY(20px);
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

/* Responsivitas untuk Mobile */
@media (max-width: 768px) {
    .gallery-item.landscape {
        aspect-ratio: 4 / 3; /* Lebih square di mobile untuk kenyamanan, tapi tetap landscape */
    }
}


.video-container {
  width: 400px;  /* Ukuran tetap lebar div */
  height: 300px; /* Ukuran tetap tinggi div */
  position: relative; /* Opsional, untuk kontrol posisi */
  overflow: hidden;
  object-fit: cover;
    transition: transform 0.4s ease;
    display: block; /* Pastikan video tidak keluar dari div */
}

.video-container video {
  width: 100%;   /* Video mengisi lebar div */
  height: 100%;  /* Video mengisi tinggi div */
  object-fit: cover; /* Video diputar full, potong bagian yang tidak muat */
}
.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: #fff;
    padding: 20px;
    opacity: 0;
    transition: 0.3s;
    transform: translateY(20px);
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

/* Overlay Play Button */
.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.8;
    transition: 0.3s;
    pointer-events: none;
}

.gallery-item:hover .play-overlay {
    opacity: 1;
}

/* Saat Video Playing, Sembunyikan Overlay */
.gallery-item.playing .play-overlay {
    display: none;
}

/* --- ARTICLE STYLES --- */
.article-list{
display:grid;
grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
gap:22px;
}

.article-card {
    background:#fff;
border-radius:16px;
overflow:hidden;
box-shadow:0 6px 18px rgba(0,0,0,0.08);
transition:0.35s;
display:flex;
flex-direction:column;
height:100%;
}

.article-card:hover {
    transform: translateY(-6px);
box-shadow:0 12px 28px rgba(0,0,0,0.15);
}

.article-img {
    width:100%;
height:180px;
overflow:hidden;
}
.article-img img {
    width:100%;
height:100%;
object-fit:cover;
}

.article-content {
    padding:16px 18px 20px;
display:flex;
flex-direction:column;
flex:1;
}

.article-date {
    font-size: 0.9rem;
    color: var(--primary-purple);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.article-content h3 {
    font-size:1.05rem;
margin-bottom:10px;
color:#333;
}

.article-content p{
font-size:0.9rem;
color:#666;
line-height:1.5;
flex:1;
overflow:hidden;
display:-webkit-box;
-webkit-box-orient: vertical;
}

.article-read{
margin-top:14px;
font-size:0.85rem;
color:var(--primary-purple);
font-weight:600;
}

.article-card a{
text-decoration:none;
color:inherit;
}

.article-detail{
max-width:900px;
margin:60px auto;
background:#fff;
padding:35px;
border-radius:18px;
box-shadow:0 10px 30px rgba(0,0,0,0.1);
}

.article-detail img{
width:100%;
max-height:520px;
object-fit:cover;
border-radius:14px;
margin-bottom:25px;
}


.article-detail h1{
color:var(--primary-purple);
margin-bottom:15px;
}

.article-detail p{
line-height:1.8;
color:#444;
font-size:1rem;
}

/* .read-more {
    margin-top: 1.2rem;
    color: var(--primary-purple);
    font-weight: bold;
    font-size: 0.95rem;
    transition: var(--transition);
}
.read-more:hover {
    color: var(--secondary-blue);
    transform: translateX(5px);
} */

/* --- FOOTER --- */
footer {
    background: linear-gradient(135deg, var(--accent-dark), #263238); /* Gradien untuk Footer yang Lebih Menarik */
    color: #cfd8dc;
    padding: 2rem 5% 0.5rem;
    position: relative;
}
footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-purple), var(--secondary-blue));
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}
.footer-col h4 { 
    color: var(--white); 
    margin-bottom: 1.5rem; 
    font-weight: 600;
}
.footer-col ul li { 
    margin-bottom: 0.8rem; 
    transition: var(--transition);
}
.footer-col ul li:hover {
    transform: translateX(5px);
    color: var(--secondary-blue);
}
.social-links a { 
    margin-right: 20px; 
    font-size: 1.4rem; 
    transition: var(--transition);
}
.social-links a:hover {
    color: var(--primary-purple);
    transform: scale(1.2);
}
.copyright { 
    text-align: center; 
    border-top: 1px solid #455A64; 
    padding-top: 2rem; 
    font-size: 0.95rem; 
    color: #b0bec5;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .navbar { 
        gap: 1.5rem; 
        padding: 1rem 5%;
    }
    .nav-links { 
        gap: 1.5rem; 
        font-size: 1rem; 
    }
    .hero h1 { 
        font-size: 2.5rem; 
    }
    .hero p {
        font-size: 1.1rem;
    }
    .section { 
        padding: 3rem 5%; 
    }
    .article-card {
        flex-direction: column;
    }
    .article-img {
        flex: 0 0 250px;
    }
    .grid-3 {
        grid-template-columns: 1fr;
    }
    .client-grid {
        gap: 2rem;
    }
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}


.attractive-bg-section {
    width: 100%;
    height: auto;                /* penting */
    min-height: unset;           /* penting */
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

@media (max-width: 768px) {

    .attractive-bg-section {
        padding: 40px 14px;      /* mengikuti tinggi teks */
        align-items: flex-start; /* biar tidak ketarik ke tengah */
    }

    .content-overlay {
        width: 100%;
        max-width: 100%;
        padding: 24px 18px;
    }

    .content-overlay p {
        font-size: 0.95rem;
        line-height: 1.7;
        word-break: break-word;
    }
}

/* style admin */

.admin-wrapper{
min-height:100vh;
background: linear-gradient(135deg,#F5F7FA,#E3F2FD);
display:flex;
}

.admin-sidebar{
width:260px;
background: linear-gradient(180deg,var(--primary-purple),#5E35B1);
color:white;
padding:25px 15px;
box-shadow: 4px 0 12px rgba(0,0,0,0.1);
}

.admin-sidebar h2{
text-align:center;
margin-bottom:30px;
font-size:1.3rem;
letter-spacing:1px;
}

.admin-sidebar a{
display:block;
padding:12px 15px;
margin-bottom:10px;
border-radius:10px;
color:white;
transition:0.3s;
}

.admin-sidebar a:hover{
background: rgba(255,255,255,0.15);
transform: translateX(6px);
}

.admin-content{
flex:1;
padding:30px;
}

.admin-card{
background:white;
border-radius:14px;
padding:25px;
box-shadow: 0 6px 18px rgba(0,0,0,0.08);
margin-bottom:25px;
}

.admin-title{
font-size:1.4rem;
color:var(--primary-purple);
margin-bottom:20px;
}

.admin-form input,
.admin-form textarea{
width:100%;
padding:12px 14px;
border-radius:10px;
border:1px solid #ddd;
margin-bottom:12px;
outline:none;
transition:0.3s;
}

.admin-form input:focus,
.admin-form textarea:focus{
border-color:var(--primary-purple);
box-shadow:0 0 0 3px rgba(126,87,194,0.15);
}

.admin-form button{
background: linear-gradient(135deg,var(--primary-purple),#5E35B1);
border:none;
color:white;
padding:12px 20px;
border-radius:10px;
cursor:pointer;
font-weight:600;
transition:0.3s;
}

.admin-form button:hover{
transform: translateY(-2px);
box-shadow:0 6px 16px rgba(0,0,0,0.15);
}

/* ===== TABLE ===== */
.admin-table{
width:100%;
border-collapse:collapse;
}

.admin-table th{
background: var(--primary-purple);
color:white;
padding:12px;
}

.admin-table td{
padding:12px;
background:#fff;
border-bottom:1px solid #eee;
text-align: center;
vertical-align: middle;
}

.admin-table tr:hover td{
background:#F3E5F5;
}

/* ===== ACTION BUTTON ===== */
.btn-delete{
background:#E53935;
color:white;
padding:6px 12px;
border-radius:6px;
font-size:0.85rem;
}

.btn-delete:hover{
background:#C62828;
}

.login-box{
max-width:380px;
margin:100px auto;
background:white;
padding:35px;
border-radius:16px;
box-shadow:0 10px 25px rgba(0,0,0,0.1);
text-align:center;
}

.login-box h2{
color:var(--primary-purple);
margin-bottom:25px;
}

.login-box input{
width:100%;
padding:12px;
margin-bottom:12px;
border-radius:10px;
border:1px solid #ddd;
}

.login-box button{
width:100%;
padding:12px;
border:none;
border-radius:10px;
background: linear-gradient(135deg,var(--primary-purple),#5E35B1);
color:white;
font-weight:600;
cursor:pointer;
}

.login-box button:hover{
transform: translateY(-2px);
}

@media(max-width:900px){
.admin-wrapper{
flex-direction:column;
}
.admin-sidebar{
width:100%;
display:flex;
justify-content:space-around;
}
}

.admin-article-list{
display:grid;
grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
gap:18px;
}

.admin-article-card{
background:#fff;
border-radius:14px;
overflow:hidden;
box-shadow:0 6px 16px rgba(0,0,0,0.08);
transition:0.3s;
display:flex;
flex-direction:column;
height:100%;
}


.admin-article-card:hover{
transform: translateY(-4px);
box-shadow:0 10px 24px rgba(0,0,0,0.15);
}

.admin-article-img{
width:100%;
height:160px;
overflow:hidden;
}


.admin-article-img img{
width:100%;
height:100%;
object-fit:cover;
}


.admin-article-content{
padding:14px 16px 18px;
display:flex;
flex-direction:column;
flex:1;
}


.admin-article-content h3{
font-size:0.95rem;
margin-bottom:8px;
color:#333;
}

.admin-article-content p{
font-size:0.85rem;
color:#666;
line-height:1.5;
flex:1;
overflow:hidden;
display:-webkit-box;
-webkit-line-clamp:3;
-webkit-box-orient: vertical;
}

.admin-article-actions{
margin-top:12px;
display:flex;
justify-content:flex-end;
}

/* Container untuk tombol navigasi */
.gallery-nav, .article-nav {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
}

/* Style untuk tombol navigasi */
.nav-btn {
    background-color: #4a6fa5;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
}

.nav-btn:hover {
    background-color: #3a5a8c;
    transform: translateY(-2px);
}

.nav-btn:active {
    transform: translateY(0);
}

/* Tombol Before bisa beda warna */
#prevGallery, #prevArticle {
    background-color: #6c757d; /* Warna abu-abu */
}

#prevGallery:hover, #prevArticle:hover {
    background-color: #5a6268;
}

/* Class untuk menyembunyikan tombol */
.hidden {
    display: none !important;
}

.gallery-nav, .article-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 25px;
    min-height: 50px; /* Agar tinggi tetap konsisten */
}

.nav-btn {
    background-color: #4a6fa5;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 100px;
    font-weight: 500;
}

#prevGallery, #prevArticle {
    background-color: #6c757d;
}

.nav-btn.hidden {
    display: none;
}

.nav-btn:not(.hidden):hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Style untuk indikator halaman (optional) */
.page-indicator {
    font-size: 14px;
    color: #666;
    padding: 5px 10px;
    background: #f5f5f5;
    border-radius: 4px;
}

.navigation-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.nav-button {
    background-color: #4a6fa5;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.nav-button:hover {
    background-color: #3a5a8c;
    transform: translateY(-2px);
}

.nav-button:disabled,
.nav-button[style*="display: none"] {
    display: none !important;
}

/* Styling khusus untuk tombol "Before" */
#beforeGallery, #beforeArticle {
    background-color: #6c757d;
}

#beforeGallery:hover, #beforeArticle:hover {
    background-color: #5a6268;
}

/* Styling untuk tombol "Next" */
#nextGallery, #nextArticle {
    background-color: #4a6fa5;
}

#nextGallery:hover, #nextArticle:hover {
    background-color: #3a5a8c;
}

/* Responsive */
@media (max-width: 768px) {
    .navigation-buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .nav-button {
        width: 150px;
    }
}

/* ================= LOGIN PAGE ================= */

.login-page{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background: linear-gradient(135deg,#F5F7FA,#E3F2FD);
    padding:20px;
}

.login-box{
    width:100%;
    max-width:420px;
    background:#fff;
    padding:40px 35px;
    border-radius:20px;
    box-shadow:0 15px 40px rgba(0,0,0,0.12);
    text-align:center;
    animation: fadeIn 0.9s ease;
}

.login-logo{
    margin-bottom:18px;
}

.login-logo img{
    max-width:110px;
    height:auto;
}

.login-box h2{
    color:var(--primary-purple);
    margin-bottom:6px;
}

.login-subtitle{
    font-size:0.9rem;
    color:#777;
    margin-bottom:25px;
}

.login-box input{
    width:100%;
    padding:13px 15px;
    margin-bottom:14px;
    border-radius:12px;
    border:1px solid #ddd;
    outline:none;
    transition:0.3s;
    font-size:0.95rem;
}

.login-box input:focus{
    border-color:var(--primary-purple);
    box-shadow:0 0 0 3px rgba(126,87,194,0.15);
}

.login-box button{
    width:100%;
    padding:13px;
    border:none;
    border-radius:12px;
    background: linear-gradient(135deg,var(--primary-purple),#5E35B1);
    color:white;
    font-weight:600;
    cursor:pointer;
    margin-top:10px;
    transition:0.3s;
    font-size:1rem;
}

.login-box button:hover{
    transform: translateY(-2px);
    box-shadow:0 8px 22px rgba(0,0,0,0.18);
}

.login-error{
    margin-top:15px;
    background:#FDECEA;
    color:#C62828;
    padding:10px;
    border-radius:10px;
    font-size:0.85rem;
}

/* Animation */
@keyframes fadeIn{
    from{opacity:0; transform: translateY(20px);}
    to{opacity:1; transform: translateY(0);}
}

/* Responsive */
@media(max-width:480px){
    .login-box{
        padding:30px 25px;
    }
    .login-logo img{
        max-width:90px;
    }
}