.hero-modern {
    padding: 140px 0;
    background-color: #241f35;
    position: relative;
    overflow: hidden;
}
.hero-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
            linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
    z-index: 1;
}

.hero-modern::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 900px;
    height: 900px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(115, 96, 212, 0.18) 0%, rgba(115, 96, 212, 0) 60%);
    z-index: 0;
}

.hero-modern .container {
    position: relative;
    z-index: 2;
}

.hero-modern .hero-main-title {
    font-weight: 700;
    font-size: 3rem;
    line-height: 1.25;
    max-width: 850px;
    margin: 0 auto 1.5rem auto;
}

.hero-modern .hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 400;
    line-height: 1.6;
    max-width: 720px;
    margin: 0 auto 3rem auto;
}

#animated-keyword-tag {
    display: inline-block;
    color: #E0D9FF;
    font-weight: 500;
    min-width: 150px;
    text-align: center;
    animation: fadeUpIn 4s ease-in-out infinite;
}

@keyframes fadeUpIn {
    0%   { opacity: 0; transform: translateY(10px); }
    20%  { opacity: 1; transform: translateY(0); }
    80%  { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-10px); }
}
.hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 3px;
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}


.hero-button.secondary {
    background-color: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}

.hero-button.secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
}


@media (max-width: 768px) {
    .hero-modern { padding: 100px 0; }
    .hero-modern .hero-main-title { font-size: 2.2rem; }
    .hero-modern .hero-description { font-size: 1.1rem; }
}
#ai-video-marquee-section {
    padding: 50px 0;
    position: relative;
    overflow-x: hidden;
}

#ai-video-marquee-section .video-slider-container {
    position: relative;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

#ai-video-marquee-section .video-track {
    display: flex;
    gap: 20px;
    width: fit-content;
    animation: marqueeAnimation 80s linear infinite;
}

#ai-video-marquee-section .video-slider-container:hover .video-track {
    animation-play-state: paused;
}

#ai-video-marquee-section .video-slide {
    flex-shrink: 0;
    width: 160px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.07);
    padding: 0.75rem;
    text-align: center;
    transition: transform 0.3s ease;
}

#ai-video-marquee-section .video-slide:hover {
    transform: scale(1.05);
}

#ai-video-marquee-section .video-slide video {
    width: 100%;
    border-radius: 3px;
}

#ai-video-marquee-section .video-slide small {
    display: block;
    margin-top: 0.75rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: #4B5563;
}

/* SONSUZ DÖNGÜ ANİMASYONU */
@keyframes marqueeAnimation {
    from {
        transform: translateX(0%);
    }
    to {
        transform: translateX(-25%);
    }
}
.accordion-wrapper {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

.accordion-nav {
    flex: 0 0 45%;
}

.accordion-trigger {
    background-color: #1e1e3f;
    padding: 20px 25px;
    border-radius: 3px;
    margin-bottom: 15px;
    cursor: pointer;
    border: 2px solid #333;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-trigger:hover {
    border-color: #7360d4;
    transform: translateY(-3px);
}

.accordion-trigger.active {
    background-color: #7360d4;
    color: #fff;
    border-color: #7360d4;
    box-shadow: 0 10px 30px -10px rgba(115, 96, 212, 0.6);
    transform: translateY(-5px) scale(1.02);
}

.trigger-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
}

.trigger-icon i {
    font-size: 1.2rem;
    transition: transform 0.4s ease;
}

.accordion-trigger.active .trigger-icon i {
    transform: rotate(180deg);
}

.accordion-content-pane {
    flex: 1;
    position: relative;
    min-height: 350px;
}

.content-block {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s;
}

.content-block.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.content-icon {
    position: absolute;
    right: 0;
    top: 0;
    font-size: 12rem;
    color: #7360d4;
    opacity: 0.08;
    transform: rotate(-15deg);
}

.content-text h3 {
    margin-bottom: 20px;
}

.content-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 90%;
}

@media (max-width: 991px) {
    .accordion-wrapper {
        flex-direction: column;
        gap: 20px;
    }
    .accordion-content-pane {
        min-height: 400px;
        padding: 30px;
        border-radius: 3px;
    }
    .content-icon {
        font-size: 8rem;
        opacity: 0.05;
    }
    .content-text h3 {
        font-size: 2rem;
    }
}

.features-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
            linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    z-index: 1;
}

.features-glass .container {
    position: relative;
    z-index: 2;
}

.feature-card-glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease-in-out;
}

.feature-card-glass:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(115, 96, 212, 0.2);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #8e44ad, #7360d4);
}

.feature-icon-wrapper i {
    font-size: 1.8rem;
}

.feature-card-glass p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

.use-case-card {
    padding: 2.0rem 1.5rem;
    background-color: #fff;
    border: 1px solid transparent;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease-in-out;
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    border-color: #7360d4;
}

.use-case-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.75rem;
}