@media only screen and (max-width: 768px) {
    #section1 {
        display: none;
    }
    

    .hamb-btn {
        width: 44px;
        height: 44px;
        position: relative;
        border: 0;
        background: transparent;
        cursor: pointer;
        color: #fff;
    }

    .hamb-btn::before,
    .hamb-btn::after,
    .hamb-btn span {
        content: "";
        position: absolute;
        left: 10px;
        right: 10px;
        height: 2px;
        background: currentColor;
        border-radius: 2px;
        transition: transform .25s ease, opacity .2s ease, top .25s ease;
    }

    .hamb-btn::before {
        top: 14px
    }

    .hamb-btn span {
        top: 21px
    }

    .hamb-btn::after {
        top: 28px
    }

    .hamb-btn[aria-expanded="true"]::before {
        top: 21px;
        transform: rotate(45deg)
    }

    .hamb-btn[aria-expanded="true"] span {
        opacity: 0
    }

    .hamb-btn[aria-expanded="true"]::after {
        top: 21px;
        transform: rotate(-45deg)
    }

    .hamb-btn:focus-visible {
        outline: 2px solid currentColor;
        outline-offset: 2px
    }


    header {
        width: 100vw;
        height: 40vh;
    }

    #background-Video {
        position: absolute;
        top: 0;
        left: 0;
        width: 100vw;
        height: 40vh;
        z-index: -1;
    }

    #background-Video video {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    #background-Video img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .aside-menu {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background-color: rgba(0,0,0,0.5);
        z-index: 100;
        transform: translateX(-100%);
        opacity: 0;
        transition: transform 0.4s cubic-bezier(0.4,0,0.2,1), opacity 0.3s;
        pointer-events: none;
    }.aside-menu.active {
        transform: translateX(0);
        opacity: 1;
        pointer-events: auto;
    }

    .aside-menu-img {
        width: 100%;
        height: 10%;
        display: flex;
        justify-content: left;
        align-items: center;
        margin-bottom: 20px;
    }

    .aside-menu-img-div1 {
        width: 20%;
        height: 100%;
        display: flex;
        justify-content: left;
        align-items: center;
        margin: 10px auto auto 10px;
    }

    .aside-menu-img-div1 img {
        width: 100%;
        height: 100%;
    }

    .aside-menu-img-div2 {
        width: 20%;
        height: 100%;
        display: flex;
        justify-content: right;
        align-items: center;
        margin-left: 50%;
    }

    .aside-menu-img-div2-button {
        width: 100%;
        height: 100%;
        background-color: transparent;
        border: none;
        color: white;
        font-size: 20px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 700;
    }

    .aside-menu-div1 {
        width: 100%;
        height: 10%;
        display: flex;
        justify-content: left;
        align-items: center;
    }

    .aside-menu-div1-div1 {
        width: 80%;
        height: 100%;
        margin: 20px auto auto 20px;
    }

    .aside-menu-div1-div1 a {
        text-decoration: none;
    }

    .aside-menu-div1-div1 span {
        color: white;
        font-size: 20px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 700;
        text-align: left;
    }

    /* Mobil Dil Seçici Stilleri */
    .language-switcher-mobile {
        width: 100%;
        padding: 0 20px;
    }

    .language-select-mobile {
        width: 100%;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: 8px;
        color: white;
        padding: 12px 16px;
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        backdrop-filter: blur(10px);
        margin-top: 10px;
    }

    .language-select-mobile:hover {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.5);
    }

    .language-select-mobile:focus {
        outline: none;
        border-color: #00AAFF;
        box-shadow: 0 0 0 2px rgba(0, 170, 255, 0.3);
    }

    .language-select-mobile option {
        background: #1a1a1a;
        color: white;
        padding: 10px;
    }

    /* Mobile Video Button Styles */
    .video-button-mobile {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border: none;
        border-radius: 15px;
        cursor: pointer;
        text-decoration: none;
        position: relative;
        display: inline-block;
        width: 100%;
        text-align: center;
        padding: 15px 20px;
        margin: 10px 0;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        transition: all 0.3s ease;
        overflow: hidden;
    }

    .video-button-mobile::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s;
    }

    .video-button-mobile:hover::before {
        left: 100%;
    }

    .video-button-mobile:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
    }

    .video-button-mobile span {
        color: white;
        font-size: 18px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 700;
        display: inline-block;
        position: relative;
        z-index: 1;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }

    .video-button-mobile span::before {
        content: "▶";
        margin-right: 10px;
        font-size: 16px;
    }

    /* Mobile Video Modal Styles */
    .video-modal {
        display: none;
        position: fixed;
        z-index: 1000;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(10px);
        animation: fadeIn 0.3s ease;
    }

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

    .video-modal-content {
        position: relative;
        margin: 3% auto;
        width: 95%;
        max-width: 100%;
        background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
        border-radius: 15px;
        overflow: hidden;
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.8);
        border: 2px solid rgba(102, 126, 234, 0.3);
        animation: slideIn 0.4s ease;
    }

    @keyframes slideIn {
        from { 
            transform: translateY(-30px) scale(0.95);
            opacity: 0;
        }
        to { 
            transform: translateY(0) scale(1);
            opacity: 1;
        }
    }

    .video-close {
        position: absolute;
        top: 15px;
        right: 20px;
        color: white;
        font-size: 25px;
        font-weight: bold;
        cursor: pointer;
        z-index: 1001;
        background: linear-gradient(135deg, #ff4757, #ff3742);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
    }

    .video-close:hover {
        background: linear-gradient(135deg, #ff3742, #ff2f3a);
        transform: scale(1.1) rotate(90deg);
        box-shadow: 0 6px 20px rgba(255, 71, 87, 0.6);
    }

    #intro-video {
        width: 100%;
        height: auto;
        max-height: 65vh;
        display: block;
        border-radius: 10px;
    }

}