/* Slideshow Container */
.slideshow-container {
    position: relative;
    width: 100%;
    height: 300px;
    margin: 20px 0;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(52, 168, 163, 0.2);
    background: linear-gradient(135deg, rgba(52, 168, 163, 0.1), rgba(69, 189, 181, 0.1));
    border: 2px solid rgba(52, 168, 163, 0.2);
    /* Tambahan untuk smooth transition */
    transform: translateZ(0); /* Hardware acceleration */
    will-change: opacity; /* Optimize untuk perubahan opacity */
}

/* PENTING: Kontrol visibility slideshow berdasarkan mode */
.left-panel .slideshow-container {
    display: block; /* Tampil di mode default (register) */
    opacity: 1;
    transition: opacity 1.8s ease-in-out; /* EXACT SAMA dengan background timing */
}

.right-panel .slideshow-container {
    display: none; /* Sembunyi di mode default */
    opacity: 0;
    transition: opacity 1.8s ease-in-out; /* EXACT SAMA dengan background timing */
}

/* Saat mode sign-up aktif */
.container.sign-up-mode .left-panel .slideshow-container {
    display: none; /* Sembunyikan slideshow kiri */
    opacity: 0;
}

.container.sign-up-mode .right-panel .slideshow-container {
    display: block; /* Tampilkan slideshow kanan */
    opacity: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out, transform 0.8s ease-in-out;
    transform: translateX(100%);
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
}

.slide.prev {
    transform: translateX(-100%);
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    border: 3px solid rgba(52, 168, 163, 0.3);
}

/* Caption dihapus - tidak digunakan lagi */

/* Fade Effect untuk panel kiri */
.left-panel .slideshow-container .slide {
    transform: none;
    transition: opacity 1s ease-in-out;
}

.left-panel .slideshow-container .slide.active {
    transform: none;
}

/* Zoom Effect untuk panel kanan */
.right-panel .slideshow-container .slide img {
    transition: transform 0.8s ease-in-out, opacity 0.8s ease-in-out;
    transform: scale(1.1);
}

.right-panel .slideshow-container .slide.active img {
    transform: scale(1);
}

/* Hover effects */
.slideshow-container:hover {
    box-shadow: 0 15px 40px rgba(52, 168, 163, 0.3);
    transform: translateY(-2px);
    transition: all 0.3s ease-in-out;
}

/* Dots indicator - DISABLED/REMOVED */

/* Z-index untuk memastikan tidak menutupi form */
.slideshow-container {
    z-index: 1;
}

.signin-signup {
    z-index: 5; /* Lebih tinggi dari slideshow */
}

/* Loading Animation */
.slideshow-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 3px solid rgba(52, 168, 163, 0.3);
    border-top: 3px solid #34A8A3;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 1;
    opacity: 0;
}

.slideshow-container.loading::before {
    opacity: 1;
}

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

/* Responsive Design */
@media (max-width: 870px) {
    .slideshow-container {
        height: 200px;
    }
    
    .slide-caption {
        font-size: 12px;
        padding: 15px;
    }
}

@media (max-width: 570px) {
    .slideshow-container {
        height: 150px;
    }
    
    .slide-caption {
        font-size: 11px;
        padding: 10px;
    }
}