body {
    padding-top: 60px;
}

.phone-demo {
    width: 350px;
    max-width: 100%;
    height: 650px;
    background: #ffffff;
    border-radius: 35px;
    border: 12px solid #222;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,.2);
}

.phone-header {
    background: #2563eb;
    color: white;
    text-align: center;
    padding: 15px;
    font-weight: 600;
    font-size: 18px;
}

.status-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 1.5s infinite;
}

.conversation {
    padding: 15px;
    height: calc(100% - 60px);
    overflow: hidden;
    background: #f8fafc;
}

.message {
    margin-bottom: 15px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn .5s forwards;
}

.speaker {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 3px;
}

.bubble {
    padding: 12px;
    border-radius: 15px;
    display: inline-block;
    max-width: 90%;
}

.original {
    background: #2563eb;
    color: white;
}

.translated {
    background: white;
    border: 1px solid #dbeafe;
    margin-top: 5px;
}

.translation-arrow {
    text-align: center;
    color: #94a3b8;
    font-size: 18px;
    margin: 4px 0;
}

.typing {
    color: #94a3b8;
    font-style: italic;
    padding: 10px;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.3);
        opacity: .6;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.navbar .nav-link {
    position: relative;
    color: rgba(255,255,255,0.9);
    transition: color 0.3s ease;
}

.navbar .nav-link:hover {
    color: #FFD700 !important;
}

.navbar .nav-link::after {
    content: '';
    position: absolute;
    left: 8px;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #FFD700;
    transition: width 0.3s ease;
}

.navbar .nav-link:hover::after {
    width: calc(100% - 16px);
}

.navbar .btn-login {
    background-color: #FFD700;
    border-color: #FFD700;
    color: #1E293B;
    font-weight: bold;
    transition: all 0.3s ease;
}

.navbar .btn-login:hover {
    background-color: #FFD700;
    border-color: #FFD700;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.4);
    transform: translateY(-2px);
}

.navbar .btn-login:focus,
.navbar .btn-login:active {
    background-color: #FFC107;
    border-color: #FFC107;
    color: #1E293B;
    box-shadow: none;
}

footer a {
    transition: color 0.3s ease;
}

footer a:hover {
    color: #FFD700 !important;
}