* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background: #121212;
    color: white;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
#app {
    width: 100%;
    max-width: 650px;
    margin: auto;
    padding-bottom: 30px;
}
header {
    padding: 30px 20px 15px;
    text-align: center;
}
header h1 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}
.subtitle {
    color: #a7a7a7;
    font-size: 15px;
    line-height: 1.4;
}
#filters {
    display: flex;
    gap: 10px;
    padding: 0 20px 25px;
    justify-content: center;
}
.filter {
    padding: 10px 20px;
    border-radius: 30px;
    background: #222;
    color: #a7a7a7;
    border: 1px solid #333;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: .25s;
}
.filter.active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}
.main-card {
    background: #1c1c1e;
    border: 1px solid #2c2c2e;
    border-radius: 24px;
    margin: 0 20px 20px;
    padding: 24px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}
.live-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 1.8s infinite;
}
@keyframes pulse {
    0% { opacity: 0.4; }
    50% { opacity: 1; }
    100% { opacity: 0.4; }
}
.service-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}
.service-desc {
    color: #aeaeb2;
    font-size: 15px;
    line-height: 1.5;
    margin-bottom: 24px;
}
.call-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: #10b981;
    color: white;
    text-decoration: none;
    padding: 18px;
    border-radius: 16px;
    font-size: 20px;
    font-weight: 700;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
    transition: transform 0.2s;
}
.call-button:active {
    transform: scale(0.98);
}
.features-list {
    list-style: none;
    margin-top: 24px;
    border-top: 1px solid #2c2c2e;
    padding-top: 20px;
    text-align: left;
}
.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: #e5e5ea;
    margin-bottom: 10px;
}
.feature-icon {
    color: #3b82f6;
    font-weight: bold;
}
footer {
    text-align: center;
    padding: 20px;
    font-size: 12px;
    color: #636366;
    line-height: 1.4;
}