* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #1a1a2e;
    color: #eee;
    height: 100dvh;
    display: flex;
    flex-direction: column;
}
#header {
    padding: 12px 16px;
    background: #16213e;
    border-bottom: 1px solid #333;
    font-size: 14px;
    text-align: center;
}
#messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    line-height: 1.5;
    font-size: 15px;
    white-space: pre-wrap;
    word-break: break-word;
}
.msg.user {
    align-self: flex-end;
    background: #0f3460;
}
.msg.assistant {
    align-self: flex-start;
    background: #2a2a4a;
}
#input-area {
    padding: 12px;
    background: #16213e;
    border-top: 1px solid #333;
    display: flex;
    gap: 8px;
}
#input {
    flex: 1;
    padding: 10px 14px;
    border-radius: 20px;
    border: 1px solid #444;
    background: #1a1a2e;
    color: #eee;
    font-size: 16px;
    outline: none;
}
#input:focus { border-color: #0f3460; }
button {
    padding: 10px 20px;
    border-radius: 20px;
    border: none;
    background: #e94560;
    color: white;
    font-size: 15px;
    cursor: pointer;
}
button:disabled { opacity: 0.5; }
#debug {
    padding: 8px 16px;
    background: #111;
    font-size: 11px;
    color: #888;
    font-family: monospace;
}