:root {
    --bg-color: #0c0c0e;
    --text-primary: #ffffff;
    --text-secondary: #8e8e9e;
    --accent-color: #6c5ce7;
    --accent-glow: rgba(108, 92, 231, 0.4);
    --glass-bg: rgba(20, 20, 25, 0.65);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-blur: 20px;
    --success-color: #00ff9d;
    --danger-color: #ff3f3f;
    --midi-color: #ff9f43;
    --osc-color: #00cec9;
    --dmx-color: #fd79a8;
    --ble-color: #0984e3;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Background Blobs */
.background-blobs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.25;
    animation: float 20s infinite ease-in-out;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: #3b1b87;
    top: -15%;
    left: -10%;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: #741b87;
    bottom: -15%;
    right: -10%;
    animation-delay: -5s;
}

.blob-3 {
    width: 400px;
    height: 400px;
    background: #1b6387;
    top: 35%;
    left: 35%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.05); }
    66% { transform: translate(-30px, 30px) scale(0.95); }
}

/* Main glass-container stretching to entire screen */
.main-layout {
    width: 100%;
    height: 100vh;
    max-width: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 15px;
    box-sizing: border-box;
    border-radius: 0;
    border: none;
    box-shadow: none;
    background: rgba(12, 12, 14, 0.85);
}

.glass-container, .glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.glass-panel {
    border-radius: 12px;
    padding: 15px;
    box-sizing: border-box;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 10px;
    flex-shrink: 0;
}

.app-title {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 5px;
    margin: 0;
    background: linear-gradient(90deg, #ffffff, #8e8e9e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.05);
}

.header-status {
    display: flex;
    gap: 15px;
}

.conn-display {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    background: rgba(0, 0, 0, 0.2);
    padding: 6px 15px;
    border-radius: 6px;
    border: 1px solid var(--glass-border);
}

.conn-label {
    font-size: 0.6rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.conn-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--success-color);
}

.color-danger {
    color: var(--danger-color) !important;
}

.color-connected {
    color: var(--ble-color) !important;
    text-shadow: 0 0 8px rgba(9, 132, 227, 0.5);
}

/* Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 15px;
    flex: 1;
    min-height: 0; /* Prevents overflow */
    box-sizing: border-box;
}

/* Columns */
.left-column {
    display: flex;
    flex-direction: column;
    min-height: 0;
    box-sizing: border-box;
}

.right-column {
    display: flex;
    flex-direction: column;
    min-height: 0;
    box-sizing: border-box;
}

/* Headings */
h2 {
    margin: 0 0 5px 0;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.9;
}

/* Inputs & Elements */
.control-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.control-group label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.5px;
}

input[type="number"], select, textarea {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    padding: 8px 12px;
    color: white;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    outline: none;
    transition: all 0.2s;
    box-sizing: border-box;
}

input[type="number"]:focus, select:focus, textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-glow);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3E%3Cpath fill='%23ffffff' d='M0 2l4 4 4-4z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 30px;
}

textarea {
    width: 100%;
    height: 120px;
    resize: none;
    font-size: 0.75rem;
    flex-grow: 1;
}

.inputs-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

/* Buttons */
.btn {
    border: none;
    border-radius: 6px;
    padding: 10px 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
    background: #5b4bc4;
    transform: translateY(-1px);
}

.btn-danger {
    background: rgba(255, 63, 63, 0.15);
    color: var(--danger-color);
    border: 1px solid rgba(255, 63, 63, 0.3);
}

.btn-danger:hover:not(:disabled) {
    background: rgba(255, 63, 63, 0.25);
    box-shadow: 0 0 10px rgba(255, 63, 63, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #e0e0e0;
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.15);
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.65rem;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Scrollable containers */
.scrollable {
    overflow-y: auto;
}

.scrollable::-webkit-scrollbar {
    width: 6px;
}
.scrollable::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.1);
}
.scrollable::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.08);
    border-radius: 3px;
}
.scrollable::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.15);
}

/* Lists and Items */
.source-list-container {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 6px;
    padding: 6px;
    border: 1px solid var(--glass-border);
    box-sizing: border-box;
}

.empty-state {
    padding: 15px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-style: italic;
    opacity: 0.6;
}

.port-item, .ble-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid transparent;
    transition: all 0.15s;
    font-size: 0.8rem;
    box-sizing: border-box;
}

.port-item:hover, .ble-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.port-item label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    width: 100%;
}

.port-item input[type="checkbox"] {
    accent-color: var(--accent-color);
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.ble-item {
    cursor: pointer;
}

.ble-item.selected {
    background: rgba(108, 92, 231, 0.15);
    border-color: var(--accent-color);
}

.ble-item.match-tint {
    border-left: 3px solid #00ff9d;
    background: rgba(0, 255, 157, 0.08);
}

.ble-rssi {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

/* Audio Meter */
.audio-meter-container {
    background: rgba(0, 0, 0, 0.2);
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid var(--glass-border);
    box-sizing: border-box;
}

.audio-meter-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
    font-family: 'JetBrains Mono', monospace;
}

.meter-bar-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
}

.meter-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-color), var(--success-color));
    border-radius: 5px;
    transition: width 0.05s ease-out;
}

/* Toggle Container for Test Auto-Ping */
.toggle-container {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.toggle-container input[type="checkbox"] {
    accent-color: var(--accent-color);
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.toggle-text {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Status dots */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,0,0,0.15);
    padding: 5px 12px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--danger-color);
    box-shadow: 0 0 5px var(--danger-color);
    transition: all 0.2s;
}

.status-dot.active {
    background: var(--success-color);
    box-shadow: 0 0 8px var(--success-color);
}

#server-status-text {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

/* BLE control Grid */
.ble-layout-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 15px;
}

.sub-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 2px;
}

.status-text-small {
    font-size: 0.65rem;
    color: var(--text-secondary);
}

.serial-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-secondary);
    max-height: 48px;
    overflow-y: auto;
}

/* Logs console */
.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 8px;
    margin-bottom: 8px;
}

#log-container {
    flex: 1;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.log-entry {
    background: rgba(0, 0, 0, 0.15);
    padding: 6px 10px;
    border-radius: 4px;
    border-left: 3px solid #555;
    display: grid;
    grid-template-columns: 90px 80px 100px 1fr;
    gap: 8px;
    animation: slideIn 0.15s ease-out;
}

.log-entry:hover {
    background: rgba(255, 255, 255, 0.03);
}

.log-time {
    color: var(--text-secondary);
}

.log-type {
    font-weight: bold;
}

.log-type.midi { color: var(--midi-color); }
.log-type.osc { color: var(--osc-color); }
.log-type.dmx { color: var(--dmx-color); }
.log-type.ble { color: var(--ble-color); }

.log-source {
    color: var(--text-secondary);
    opacity: 0.8;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.log-desc {
    color: #e0e0e0;
    word-break: break-all;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Flex Helper Utility Classes */
.flex-col { display: flex; flex-direction: column; }
.flex-row { display: flex; flex-direction: row; }
.gap-5 { gap: 5px; }
.gap-10 { gap: 10px; }
.gap-15 { gap: 15px; }
.flex-grow-1 { flex-grow: 1; }
.flex-grow-2 { flex-grow: 2; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.margin-top-5 { margin-top: 5px; }
.min-h-120 { min-height: 120px; }
.max-h-120 { max-height: 120px; }
.min-h-180 { min-height: 180px; }
.min-h-80 { min-height: 80px; }
.max-h-80 { max-height: 80px; }