/* --- WELCOME SCREEN STYLING --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;700&display=swap');

* {
    box-sizing: border-box; 
}

body, html {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
    width: 100%;
}

.welcome-screen {
    min-height: 100vh;
    width: 100%;
    /* Gradient disesuaikan agar serupa dengan background biru di gambar */
    background: linear-gradient(135deg, #7fb5ff 0%, #6da5f3 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    padding: 20px;
}

.welcome-content {
    max-width: 900px;
    padding: 20px;
    margin: 0 auto;
    animation: fadeInDown 1s ease-out;
}

/* --- LOGO WRAPPER --- */
.logo-wrapper {
    margin-bottom: 40px;
    animation: fadeInDown 0.8s ease-out;
}

.logo-box {
    background: white;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 20px 50px;
    border-radius: 100px; /* Bentuk kapsul sesuai gambar */
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    max-width: 100%;
}

.logo-box img {
    height: 90px; /* Ukuran proporsional sesuai gambar */
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo-box img:hover {
    transform: scale(1.1);
}

.divider {
    width: 1px;
    height: 60px;
    background-color: #e0e0e0;
}

/* --- TEXT STYLING --- */
.welcome-content h1 {
    font-size: 1.3rem; /* Sedikit lebih kecil agar kontras */
    font-weight: 300;
    margin-bottom: 5px;
    letter-spacing: 1px;
}

.welcome-content h2 {
    font-size: 2.6rem; 
    font-weight: 800; 
    margin-bottom: 25px;
    line-height: 1.4; 
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 2px 3px 6px rgba(0, 0, 0, 0.2); 
}

.welcome-content p {
    font-size: 1.15rem;
    margin-bottom: 60px; 
    font-weight: 400;
    letter-spacing: 0.5px;
    opacity: 0.95;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.1);
}

/* --- BUTTONS --- */
.welcome-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn-enter {
    background: white;
    color: #6da5f3;
    padding: 14px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn-contact {
    background: transparent;
    border: 2px solid white;
    color: white;
    padding: 14px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center; 
    gap: 10px;
}

.btn-enter:hover, .btn-contact:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.btn-contact:hover {
    background: white;
    color: #6da5f3;
}

/* Animasi */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive Mobile */
@media (max-width: 600px) {
    .logo-box { 
        padding: 15px 25px; 
        gap: 15px; 
        border-radius: 50px;
    }
    .logo-box img { height: 45px; }
    .divider { height: 35px; }
    .welcome-content h2 { font-size: 1.5rem; }
    .welcome-buttons { 
        flex-direction: column; 
        align-items: center; 
        width: 100%;
    }
    .btn-enter, .btn-contact {
        width: 100%; /* Tombol memenuhi lebar layar di HP */
        max-width: 280px;
    }
}



/* --- HERO SLIDER BERANDA --- */
.hero-container {
    position: relative;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    height: 450px;
    border-radius: 20px;
    overflow: hidden; 
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    background: #f0f0f0;
}

.hero-slider {
    display: flex; 
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.slide {
    min-width: 100%; 
    width: 100%;
    height: 100%;
    position: relative;
    flex-shrink: 0;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Overlay Gelap agar teks terbaca */
.slide::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
}

/* --- ANIMASI TEKS --- */
.hero-text {
    position: absolute;
    bottom: 40px;
    left: 40px;
    color: white;
    z-index: 5;
    max-width: 600px;
    
    /* Keadaan awal: Tak terlihat dan agak ke bawah */
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

/* Keadaan saat slide aktif: Teks naik dan muncul */
.slide.active .hero-text {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s; /* Jeda sedikit agar gambar geser dulu baru teks muncul */
}

.hero-text h2 {
    font-size: 2.2rem;
    margin: 0 0 10px 0;
    color: white;
    font-weight: 700;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.hero-text p {
    font-size: 1rem;
    color: rgba(255,255,255,0.9);
    line-height: 1.5;
}

/* Navigasi Panah */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.3);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    cursor: pointer;
    border-radius: 50%;
    z-index: 10;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.slider-btn:hover { 
    background: #5F9AEA; 
    transform: translateY(-50%) scale(1.1);
}

.prev { left: 20px; }
.next { right: 20px; }

/* --- STATISTIK DI BERANDA --- */
.banner-statistik-beranda {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    width: 100%;
    max-width: 1100px;
    margin: -50px auto 30px;
    position: relative;
    z-index: 10;
    padding: 0 20px;
}

.stat-box {
    display: flex;
    align-items: center;
    background: white;
    padding: 24px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05), 0 4px 10px rgba(0,0,0,0.02); 
    border: 1px solid rgba(237, 242, 247, 0.8);
    border-bottom: 4px solid #5F9AEA;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
}

.stat-box-klik {
    cursor: pointer;
}

.stat-box-klik:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12); 
    border-color: #5F9AEA;
}

.stat-icon-circle {
    background: #f0f7ff;
    width: 55px;
    height: 55px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 18px;
    flex-shrink: 0;
}

.stat-icon-circle i {
    font-size: 1.5rem;
    color: #5F9AEA;
}

.stat-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
}

.stat-text p {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-top: 4px;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   CSS RESPONSIF JENDELA MODAL GRAFIK BERANDA (FIX TERPOTONG DI HP)
   ========================================================================== */

.modal-grafik-overlay {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    animation: fadeInOverlay 0.3s ease-out;
    padding: 12px; /* Mencegah modal menempel ke dinding layar HP */
    box-sizing: border-box;
}

.modal-grafik-content {
    background: #ffffff;
    width: 850px;
    max-width: 100%; /* Memastikan modal muat penuh di layar HP */
    padding: 25px;
    border-radius: 20px;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    animation: slideUpContent 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-sizing: border-box;
}

.modal-grafik-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 15px;
    margin-bottom: 20px;
    gap: 10px;
}

.modal-grafik-header h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
}

.modal-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.select-tahun-control {
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-weight: 600;
    color: #334155;
    outline: none;
    cursor: pointer;
    background-color: #ffffff;
    transition: 0.3s;
    font-size: 0.9rem;
}

.select-tahun-control:focus {
    border-color: #5F9AEA;
    box-shadow: 0 0 0 3px rgba(95, 154, 234, 0.1);
}

.btn-close-modal {
    background: none;
    border: none;
    font-size: 1.75rem;
    color: #94a3b8;
    cursor: pointer;
    transition: 0.2s;
    line-height: 1;
}

.btn-close-modal:hover { 
    color: #ef4444; 
}

/* Desain Tab Internal Modal - Dibuat Auto-Wrap Jika Layar Kecil */
.modal-tabs {
    display: flex;
    flex-wrap: wrap; /* FIX UTAMA: Tab akan turun ke bawah jika tidak muat di HP ramping */
    gap: 8px;
    margin-bottom: 20px;
    background: #f8fafc;
    padding: 6px;
    border-radius: 10px;
}

.tab-btn {
    flex: 1;
    min-width: 80px; /* Batas minimal lebar tab agar tulisan tidak berdempetan */
    padding: 10px 8px;
    border: none;
    background: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: #64748b;
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap; /* Teks menu tidak akan patah ke bawah */
}

.tab-btn:hover { 
    color: #1e293b; 
    background: rgba(255,255,255,0.5); 
}

.tab-active {
    background: #ffffff !important;
    color: #5F9AEA !important;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

/* Kontainer Grafik Utama */
.chart-container-wrapper {
    height: 380px;
    position: relative;
    width: 100%;
}

/* ==========================================================================
   MEDIA QUERIES - KHUSUS UNTUK HP (SEPERTI REDMI A2 & SMARTPHONE LAIN)
   ========================================================================== */
@media (max-width: 576px) {
    .modal-grafik-content {
        padding: 15px; /* Memperkecil padding dalam agar area chart lebih luas */
        border-radius: 15px;
    }

    .modal-grafik-header {
        flex-direction: column; /* Judul dan kontrol disusun ke bawah di HP */
        align-items: flex-start;
        gap: 12px;
    }

    .modal-controls {
        width: 100%;
        justify-content: space-between; /* Menata tombol close dan pilihan tahun */
    }

    .modal-grafik-header h4 {
        font-size: 1.05rem; /* Mengecilkan ukuran font judul di layar kecil */
    }

    .tab-btn {
        font-size: 0.78rem; /* Ukuran teks tab disesuaikan sedikit lebih compact */
        padding: 8px 4px;
    }

    .chart-container-wrapper {
        height: 260px; /* Menurunkan tinggi grafik di HP agar pas dalam genggaman layar */
    }
}

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

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

/* --- SECTION KEGIATAN TERBARU --- */
.latest-activities {
    padding: 60px 5%;
    background: #fdfdfd;
    overflow: hidden; 
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 30px;
}

.header-title h2 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 5px;
    font-weight: 700;
}

.header-title p {
    color: #666;
    font-size: 0.95rem;
}

/* Grid Layout Slider Horizontal Tetap Aktif */
.activity-grid {
    display: flex !important;
    flex-wrap: nowrap !important; 
    overflow-x: auto !important;
    gap: 25px;
    padding: 20px 10px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* REVISI: Modifikasi Scrollbar minimalis warna abu-abu profesional */
.activity-grid::-webkit-scrollbar,
.latest-books .book-grid::-webkit-scrollbar {
    height: 6px;
}
.activity-grid::-webkit-scrollbar-thumb,
.latest-books .book-grid::-webkit-scrollbar-thumb {
    background: #cbd5e1; /* Menggunakan warna abu-abu soft profesional */
    border-radius: 10px;
    transition: background 0.3s ease;
}
.activity-grid::-webkit-scrollbar-thumb:hover,
.latest-books .book-grid::-webkit-scrollbar-thumb:hover {
    background: #94a3b8; /* Sedikit lebih gelap saat di-hover */
}
.activity-grid::-webkit-scrollbar-track,
.latest-books .book-grid::-webkit-scrollbar-track {
    background: #f1f5f9;
}

/* Kartu Kegiatan - Mengikuti gaya .post-card (Scroll Menyamping) */
.activity-card {
    flex: 0 0 calc(33.333% - 17px); 
    min-width: 310px; 
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), 
                box-shadow 0.4s ease, 
                border-color 0.4s ease;
    border: 1px solid #e2e8f0;
}

.activity-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(95, 154, 234, 0.15); /* Soft Blue Shadow */
    border-color: #5F9AEA; 
}

.activity-img {
    overflow: hidden; 
    width: 100%;
    height: 220px;
    position: relative;
}

.activity-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Efek Hover Zoom Gambar Kegiatan Lebih Halus */
.activity-card:hover .activity-img img {
    transform: scale(1.06);
}

/* REVISI: Tanda disematkan dengan bentuk asli namun membawa warna animasi, shadow, & glow */
.pin-label {
    position: absolute;
    top: 12px;
    right: 12px;
    
    /* Kombinasi Animasi Warna Berjalan */
    background: linear-gradient(-45deg, #5F9AEA, #3498db, #f8c808, #f1c40f);
    background-size: 400% 400%;
    animation: gradientMove 3s ease infinite, bounce 2s infinite;
    
    color: white;
    padding: 6px 12px;
    border-radius: 6px; /* Tetap mempertahankan bentuk rounded box aslinya */
    font-size: 0.7rem;
    font-weight: bold;
    z-index: 5;
    
    /* Efek Glow & Stroke */
    box-shadow: 0 0 12px rgba(95, 154, 234, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.4);
    display: flex;
    align-items: center;
    gap: 5px;
}

.activity-body {
    padding: 22px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.activity-date {
    font-size: 0.85rem;
    color: #94a3b8; 
    margin-bottom: 8px;
    display: block;
    font-weight: 400; 
}

.activity-title {
    font-size: 1.1rem;
    color: #1e293b;
    margin: 5px 0 15px 0;
    line-height: 1.5;
    height: 3em; 
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 700; 
}

.btn-read-more {
    color: #5F9AEA;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    transition: color 0.3s ease;
    margin-top: auto; /* Memaksa tombol selalu berada di dasar kartu */
    display: inline-flex;
    align-items: center;
}

.btn-read-more:hover {
    color: #3b7ac9;
    text-decoration: none;
}

/* --- KEYFRAMES UNTUK ANIMASI GRADASI & BOUNCE --- */
@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* --- SECTION BUKU TERBARU --- */
.latest-books {
    padding: 60px 5%;
    background: #fff;
    overflow: hidden;
}

/* Grid Scroll Horizontal Buku Tetap Aktif */
.latest-books .book-grid {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    gap: 25px;
    padding: 10px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* Kartu Buku - REVISI: Menampilkan tepat 4 kartu di layar depan */
.latest-books .book-card {
    /* Menggunakan rumus pembagian 4 kolom dikurangi kompensasi gap */
    flex: 0 0 calc(25% - 19px); 
    min-width: 260px; /* Dinaikkan sedikit agar proporsi minimal pas saat layar mengecil */
    background: #fff;
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;

    /* STROKE & SHADOW ASLI KATALOG */
    border: 1px solid #b8c5d3; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.05); 
    
    /* Efek Hover Smooth Menggunakan Cubic-Bezier Sesuai Request */
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), 
                box-shadow 0.4s ease,
                border-color 0.4s ease;
}

/* Hover Kartu Buku */
.latest-books .book-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2); 
    border-color: #5F9AEA; /* Tetap Highlight Biru Utama */
}

/* Wrapper: REVISI: Mengurangi tinggi gambar dari 300px ke 260px agar pas dengan lebar kartu baru */
.latest-books .book-img-wrapper {
    width: 100%;
    height: 300px; /* Diubah dari 260px ke 300px */
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* Foto Buku Komponen Internal */
.latest-books .book-card img {
    width: 100%;
    height: 100%; 
    object-fit: cover; /* Memotong gambar secara proporsional tanpa merusak rasio */
    display: block;
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Sedikit efek zoom pada gambar saat kartu di-hover agar lebih hidup */
.latest-books .book-card:hover img {
    transform: scale(1.03);
}

.book-info {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.book-title {
    font-size: 1.1rem;
    color: #333;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 600;
}

.book-author {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Label Status Elegan */
.status-tersedia {
    display: inline-block;
    width: 100%;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
    box-sizing: border-box;
    background-color: #e8f5e9 !important; 
    color: #155724 !important; 
}

/* Label Status Dipinjam */
.status-dipinjam {
    display: inline-block;
    width: 100%;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
    box-sizing: border-box;
    background-color: #ffebee !important; 
    color: #721c24 !important; 
}

/* Tombol Detail (Animasi & Skala Dipertahankan Sesuasai Desain Beranda Utama) */
.btn-detail {
    display: block;
    background: #5F9AEA; 
    color: white;
    padding: 10px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: bold;
    text-align: center;
    margin-top: auto; 
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.btn-detail:hover {
    background: #4a86d4;    
    transform: scale(1.05); 
    box-shadow: 0 4px 15px rgba(95, 154, 234, 0.4);
}

/* --- CSS TOMBOL LIHAT SEMUA --- */
.btn-view-all {
    display: inline-block;
    padding: 8px 20px;
    background-color: #ffffff;
    color: #5F9AEA;
    border: 1px solid #5F9AEA;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    
    /* FIX UTAMA: Memaksa teks tombol "Lihat Semua" tidak akan pernah enter/patah ke bawah */
    white-space: nowrap; 
}

.btn-view-all:hover {
    background-color: #5F9AEA;
    color: #ffffff;
    transform: translateX(5px);
    box-shadow: 0 4px 10px rgba(95, 154, 234, 0.2);
}

/* Responsif */
@media (max-width: 1024px) {
    .latest-activities .activity-card { flex: 0 0 calc(50% - 12px); }
    .latest-books .book-card { flex: 0 0 calc(33.333% - 16px); }
}

@media (max-width: 768px) {
    .latest-activities .activity-card { flex: 0 0 85%; }
    .latest-books .book-card { flex: 0 0 75%; }
    .header-title h2 { font-size: 1.5rem; }

    /* FIX TAMBAHAN UNTUK HP: Mengatur baris induk agar judul dan tombol sejajar seimbang */
    .section-header {
        display: flex;
        justify-content: space-between;
        align-items: center; /* Membuat tombol tegak lurus di tengah vertikal bersama judul */
        gap: 12px; /* Memberi jarak aman agar judul tidak menempel ke tombol */
    }

    .section-header .header-title {
        flex: 1; /* Memaksa judul mengalah menciut sesuai sisa ruang layar */
    }

    .btn-view-all {
        padding: 6px 14px; /* Sedikit memperkecil padding di HP agar space-nya pas */
        font-size: 12px;    /* Sedikit menyesuaikan ukuran font agar manis di layar Redmi A2 */
    }
}

/* --- TOMBOL LOGIN ADMIN KHUSUS --- */
.btn-admin-login {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 32px; 
    height: 32px;
    background: rgba(255, 255, 255, 0.1); /* Transparan putih */
    border: 2px solid white;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    backdrop-filter: blur(5px); /* Efek kaca */
}

.btn-admin-login:hover {
    background: white;
    color: #6da5f3; /* Warna biru sesuai tema */
    transform: rotate(360deg) scale(1.1); /* Efek berputar saat hover */
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

/* Penyesuaian untuk layar HP agar tidak terlalu mepet ke pinggir */
@media (max-width: 600px) {
    .btn-admin-login {
        top: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}