/* General Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    background-color: #f8f9fa;
    color: #202124;
}

/* Hero Section */
.hero {
    background-color: white;
    padding: 60px 20px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

.search-container {
    max-width: 600px;
    margin: 20px auto;
    display: flex;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border-radius: 24px;
    overflow: hidden;
}

.search-container input {
    flex: 1;
    padding: 15px 25px;
    border: none;
    outline: none;
    font-size: 16px;
}

.search-container button {
    padding: 0 25px;
    background: #1a73e8;
    color: white;
    border: none;
    cursor: pointer;
}

/* Grid Layout */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #e0e0e0;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.icon { font-size: 40px; margin-bottom: 15px; }

/* Call Overlay */
.overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.85);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.call-container {
    background: #1c1c1e;
    color: white;
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    width: 320px;
}

.ai-avatar {
    width: 80px; height: 80px;
    background: #1a73e8;
    border-radius: 50%;
    margin: 0 auto 20px;
    line-height: 80px;
    font-weight: bold;
}

/* Voice Visualizer Animation */
.visualizer {
    display: none;
    justify-content: center;
    align-items: center;
    gap: 5px;
    height: 50px;
    margin: 20px 0;
}

.bar {
    width: 4px;
    height: 10px;
    background: #1a73e8;
    animation: bounce 0.5s ease-in-out infinite alternate;
}

@keyframes bounce {
    from { height: 10px; }
    to { height: 40px; }
}

.end-btn { background: #d93025 !important; margin-top: 10px; }
button { padding: 10px 20px; border-radius: 5px; border: none; cursor: pointer; }