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

body {
    font-family: 'Courier New', monospace;
    background: #111;
    color: #ddd;
    padding: 24px;
}

h1 {
    font-size: 1.4rem;
    color: #f0a000;
    margin-bottom: 4px;
}

.subtitle {
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 24px;
}

/* Status */
.status-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
}
.status-ok  { background: #1a3a1a; color: #4f4; border: 1px solid #4f4; }
.status-err { background: #3a1a1a; color: #f44; border: 1px solid #f44; }

.btn-toggle {
    background: #222;
    color: #888;
    border: 1px solid #444;
    padding: 4px 12px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
    margin: 0;
    font-weight: normal;
}
.btn-toggle:hover { background: #2a2a2a; color: #bbb; }
.btn-toggle[aria-expanded="true"] { color: #f0a000; border-color: #f0a000; }

/* Paneļi */
.panel {
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 16px;
    max-width: 480px;
}

.panel h2 {
    font-size: 0.9rem;
    color: #f0a000;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

/* Formas elementi */
.field {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.field label {
    width: 90px;
    font-size: 0.8rem;
    color: #888;
    flex-shrink: 0;
}

.field input, .field select {
    flex: 1;
    background: #222;
    border: 1px solid #444;
    color: #ddd;
    padding: 5px 8px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.85rem;
}

.field input[type="number"] { width: 70px; flex: none; }

button {
    background: #f0a000;
    color: #111;
    border: none;
    padding: 8px 20px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: bold;
    cursor: pointer;
    margin-top: 4px;
}

button:hover { background: #ffc000; }
button:disabled { background: #444; color: #666; cursor: default; }

/* Log */
#log {
    background: #0d0d0d;
    border: 1px solid #333;
    border-radius: 6px;
    padding: 10px;
    max-width: 480px;
    height: 180px;
    overflow-y: auto;
    font-size: 0.78rem;
}

.log-line { padding: 2px 0; border-bottom: 1px solid #1a1a1a; color: #aaa; }
.log-error { color: #f66; }

/* Klaviatūra */
.keyboard-panel {
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 16px;
    overflow-x: auto;
}

.keyboard-panel h2 {
    font-size: 0.9rem;
    color: #f0a000;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.keyboard-wrap { display: inline-block; }

.piano-key {
    cursor: pointer;
    border-radius: 0 0 3px 3px;
    transition: background 60ms;
}

.piano-white {
    background: #e8e8e0;
    border: 1px solid #555;
    border-top: none;
}
.piano-white:hover         { background: #fff8e0; }
.piano-white.piano-active  { background: #f0a000; }

.piano-black {
    background: #1a1a1a;
    border: 1px solid #000;
    border-top: none;
}
.piano-black:hover         { background: #333; }
.piano-black.piano-active  { background: #c07800; }

.key-label {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    color: #666;
    pointer-events: none;
    white-space: nowrap;
}