* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Fixeldisplay', Arial, sans-serif;
    overflow: hidden;
}

.video-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    min-width: 100%;
    min-height: 100%;
}

.start-chat-btn {
    position: fixed;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 20px 14px 20px;
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    font-weight: 600;
    background-color: #005288;
    color: white;
    border: 2px solid #005288;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: .5px;
    text-transform: normal;
}

.start-chat-btn:hover {
    background-color: #fff !important;
    color: #005288 !important;
    border-color: #005288 !important;
}

.start-chat-btn.loading {
    background-color: #082d23;
    cursor: not-allowed;
}

.loading-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid #005288;
    border-radius: 50%;
    border-top-color: #b3d4ee;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.start-chat-btn.loading .loading-spinner {
    display: inline-block;
}

.chat-popup {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90vh;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.chat-popup.active {
    display: block;
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #005288;
    border: 2px solid #005288;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    z-index: 1001;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.close-btn:hover {
    background-color: #fff !important;
    color: #005288 !important;
    border: 2px solid #005288 !important;
    transform: scale(1.05);
}

.chat-content {
    height: 100%;
    padding: 20px;
    overflow-y: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.chat-content::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.overlay.active {
    display: block;
}