:root {
    --primary-color: #6c5ce7;
    --secondary-color: #a29bfe;
    --accent-color: #fd79a8;
    --dark-bg: #090a0f;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-main: #ffffff;
    --font-main: 'Outfit', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--dark-bg);
    color: var(--text-main);
    overflow: hidden; /* Prevent scrolling */
    width: 100vw;
    height: 100vh;
}

#canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none; /* Let clicks pass through to canvas where needed */
}

/* Enable pointer events on actual UI elements */
.app-header, .chat-container, .gesture-guide, button, input {
    pointer-events: auto;
}

.app-header {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(108, 92, 231, 0.5);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-image {
    height: 24px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(108, 92, 231, 0.5));
}

#status-indicator {
    font-size: 0.8rem;
    padding: 4px 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    backdrop-filter: blur(5px);
}

/* Chat Interface */
.chat-container {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 320px;
    height: 400px;
    background: rgba(15, 15, 25, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

.chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.4;
    max-width: 85%;
}

.message.system {
    background: var(--glass-bg);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.message.user {
    background: var(--primary-color);
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.chat-input-area {
    padding: 15px;
    background: rgba(0,0,0,0.2);
    display: flex;
    gap: 10px;
}

#chat-input {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    font-family: var(--font-main);
    font-size: 1rem;
    outline: none;
}

.icon-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform 0.2s;
}

.icon-btn:hover {
    transform: scale(1.1);
}

/* Gesture Guide */
.gesture-guide {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    gap: 15px;
}

.gesture-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 8px 12px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    backdrop-filter: blur(5px);
}