.bio-container {
    display: flex;
    max-width: 1400px;
    width: 90%;
    min-height: 80vh;
    height: auto;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.bio-image-wrapper {
    flex: 0 0 45%;
    max-width: none;
    position: relative;
    background: transparent;
    overflow: hidden;
}

/* Slider container */
.bio-photo-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Each frame */
.bio-photo-frame {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0;
    animation: bioFade 18s infinite;
    transition: transform 10s ease;
}

.bio-photo-frame.photo-1 {
    background-image: url('assets/irem_about_1.jpeg');
    animation-delay: 0s;
}

.bio-photo-frame.photo-2 {
    background-image: url('assets/irem_about_2.jpeg');
    animation-delay: 6s;
}

.bio-photo-frame.photo-3 {
    background-image: url('assets/irem_about_3.jpeg');
    animation-delay: 12s;
    background-position: 75% center;
}

@keyframes bioFade {
    0% {
        opacity: 0;
        transform: translateY(10px);
    }

    5%,
    30% {
        opacity: 1;
        transform: translateY(0);
    }

    35%,
    100% {
        opacity: 0;
        transform: translateY(-10px);
    }
}

.bio-image-wrapper:hover .bio-photo-frame {
    transform: scale(1.03);
}

.bio-photo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Daha yumuşak, kartla bütünleşen bir gölge */
    background: radial-gradient(circle at 80% 50%, rgba(0, 0, 0, 0.35), transparent 60%);
}

.bio-text-content {
    flex: 1;
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;
    position: relative;
    opacity: 0;
    filter: blur(10px);
    transform: translateX(20px);
    transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
                filter 1s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Bölüm görünür olunca yazı animasyonla gelsin (JS scroll ile .bio-text-visible ekler) */
section.bio.bio-text-visible .bio-text-content {
    opacity: 1;
    filter: blur(0);
    transform: translateX(0);
}

.bio-text-content .bio-title,
.bio-text-content .bio-scroll-area p {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

section.bio.bio-text-visible .bio-text-content .bio-title {
    transition-delay: 0.15s;
    opacity: 1;
    transform: translateY(0);
}

section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(1) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(2) { transition-delay: 0.4s;  opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(3) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(4) { transition-delay: 0.7s;  opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(5) { transition-delay: 0.85s; opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(6) { transition-delay: 1s;   opacity: 1; transform: translateY(0); }
section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(7) { transition-delay: 1.15s; opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    .bio-text-content,
    .bio-text-content .bio-title,
    .bio-text-content .bio-scroll-area p {
        transition-duration: 0.15s;
        transition-delay: 0s;
    }
    section.bio.bio-text-visible .bio-text-content .bio-scroll-area p:nth-child(n) { transition-delay: 0s; }
}

.bio-title {
    font-family: 'Averta', sans-serif;
    font-size: 3rem;
    margin-bottom: 2rem;
    color: #ffffff;
    opacity: 0.9;
    text-align: left;
}

.bio-scroll-area {
    overflow-y: visible;
    max-height: none;
    padding-right: 0;
}

.bio-scroll-area p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    opacity: 0.85;
    font-family: 'Averta', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    text-align: justify;
}

.bio-scroll-area p.highlight-intro {
    font-size: 1.4rem;
    font-style: italic;
    opacity: 1;
    color: #e0e0e0;
    border-left: 3px solid #ffffff;
    padding-left: 1.5rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .bio-container {
        flex-direction: column;
        height: auto;
        width: 100%;
        background: rgba(255, 255, 255, 0.02);
        border-radius: 12px;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
        margin-inline: 1rem;
    }

    .bio-image-wrapper {
        position: relative;
        width: 100%;
        height: 520px;
        flex: 0 0 auto;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        background: linear-gradient(to bottom, rgba(255, 255, 255, 0.08), rgba(0, 0, 0, 0.3));
    }

    .bio-photo-slider,
    .bio-photo-frame {
        width: 100%;
        height: 100%;
        background-size: cover;
        background-position: center center;
    }

    .bio-photo-frame.photo-3 {
        background-position: 75% center;
    }

    .bio-photo-overlay {
        display: none;
    }

    .bio-text-content {
        padding: 1.75rem 1.5rem 2rem;
    }

    .bio-scroll-area p {
        margin-bottom: 1rem;
        font-size: 1rem;
        text-align: left;
    }

    .bio-title {
        font-size: 2.4rem;
        text-align: center;
        margin-bottom: 1.25rem;
    }
}