/* --- SnugOS General & Desktop Styling --- */
body {
    font-family: 'Inter', sans-serif; 
    font-size: 14px;
    margin: 0; 
    overflow: hidden; 
    background-color: #101010; /* Very dark base background */
    color: #e0e0e0; /* Light grey default text for the entire application */
}

#desktop {
    width: 100vw;
    height: 100vh;
    overflow: hidden; 
    position: relative; 
    background-color: #101010; /* Consistent very dark desktop */
}

/* --- Window Styling (Unified Dark Theme) --- */
.window {
    position: absolute; 
    border: 1px solid #383838; /* Dark border, slightly lighter than deepest blacks */
    box-shadow: 0px 0px 15px rgba(0,0,0,0.5); /* Softer, more modern shadow */
    background-color: #1e1e1e; /* Main window background - very dark grey */
    display: flex; 
    flex-direction: column; 
    overflow: hidden; 
    min-width: 150px; 
    min-height: 100px;
    color: #e0e0e0; /* Default text color for windows */
    border-radius: 3px; /* Subtle rounding for a more modern feel */
}

.window.minimized {
    display: none !important; 
}

.window-title-bar {
    background-color: #2a2a2a; /* Slightly lighter than window body for definition */
    color: #f0f0f0; /* Bright white text for title */
    padding: 5px 8px; 
    cursor: grab;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 28px; /* Slightly taller */
    flex-shrink: 0; 
    font-size: 0.9rem; 
    font-weight: 600; /* Semibold */
    user-select: none; 
    border-bottom: 1px solid #121212; /* Darker separator line */
    border-top-left-radius: 2px; /* Match window rounding */
    border-top-right-radius: 2px;
}

.window-title-bar span { 
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-right: 8px; 
}

.window-title-buttons {
    display: flex;
}

.window-title-buttons button {
    background: #383838; /* Dark grey button background */
    border: 1px solid #1a1a1a; 
    color: #d0d0d0; /* Light grey text */
    width: 20px; 
    height: 20px;
    line-height: 18px; 
    text-align: center;
    font-size: 11px;
    font-weight: bold;
    margin-left: 4px; /* Slightly more spacing */
    padding: 0;
    cursor: default; 
    flex-shrink: 0;
    border-radius: 3px; 
    transition: background-color 0.15s ease;
}

.window-title-buttons button:hover {
    background: #4a4a4a; /* Lighter on hover */
    color: #ffffff;
}

.window-title-buttons button:active {
    background: #2a2a2a; /* Darker when pressed */
    border-color: #121212;
}

.window-content {
    flex-grow: 1; 
    padding: 0; /* Remove padding for windows that need edge-to-edge content like the timeline */
    background-color: #181818; /* Main content area - very dark */
    overflow: auto; 
    color: #e0e0e0; /* Light grey text for content */
}

/* --- Taskbar Styling (Unified Dark Theme) --- */
#taskbar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 32px; /* Slightly taller */
    background-color: #1a1a1a; /* Dark taskbar */
    border-top: 1px solid #303030; /* Subtle top border */
    z-index: 10000; 
    display: flex;
    align-items: center;
    padding: 0 6px;
    box-sizing: border-box;
    color: #d0d0d0; 
}

#startButton {
    background-color: #2c2c2c; 
    border: 1px solid #121212;
    border-color: #3c3c3c #181818 #181818 #3c3c3c; 
    box-shadow: 1px 1px 0 #3c3c3c inset, -1px -1px 0 #181818 inset;
    padding: 3px 12px; 
    font-weight: 600; /* Semibold */
    margin-right: 6px;
    color: #e0e0e0; 
    border-radius: 3px;
    transition: background-color 0.15s ease;
}
#startButton:hover {
    background-color: #3a3a3a;
}
#startButton:active {
    border-color: #181818 #3c3c3c #3c3c3c #181818; 
    box-shadow: -1px -1px 0 #3c3c3c inset, 1px 1px 0 #181818 inset;
    background-color: #202020;
}

#taskbarButtons .taskbar-button {
    background-color: #2c2c2c; 
    border: 1px solid #121212;
    border-color: #3c3c3c #181818 #181818 #3c3c3c;
    box-shadow: 1px 1px 0 #3c3c3c inset, -1px -1px 0 #181818 inset;
    padding: 3px 10px; 
    margin: 0 3px;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8rem;
    flex-shrink: 0; 
    color: #d0d0d0; 
    border-radius: 3px;
    transition: background-color 0.15s ease, color 0.15s ease;
}
#taskbarButtons .taskbar-button:hover {
    background-color: #3a3a3a;
    color: #ffffff;
}
#taskbarButtons .taskbar-button.active,
#taskbarButtons .taskbar-button:active {
    border-color: #181818 #3c3c3c #3c3c3c #181818;
    box-shadow: -1px -1px 0 #3c3c3c inset, 1px 1px 0 #181818 inset;
    background-color: #202020; 
    color: #ffffff; 
}
#taskbarButtons .taskbar-button.minimized-on-taskbar {
    background-color: #282828; 
    opacity: 0.65; /* More dim for minimized */
}

#taskbarTempoDisplay {
    margin-left: auto; 
    padding: 3px 10px;
    border: 1px solid #121212;
    border-color: #3c3c3c #181818 #181818 #3c3c3c; 
    box-shadow: 1px 1px 0 #3c3c3c inset, -1px -1px 0 #181818 inset;
    font-size: 0.8rem;
    background-color: #2c2c2c; 
    cursor: pointer;
    color: #d0d0d0; 
    border-radius: 3px;
}
#taskbarTempoDisplay:hover {
    background-color: #3a3a3a;
}

/* --- Start Menu Styling (Unified Dark Theme) --- */
#startMenu {
    position: absolute;
    bottom: 32px; /* Adjusted for slightly taller taskbar */
    left: 0;
    background: #1e1e1e; 
    border: 1px solid #3a3a3a; 
    border-color: #484848 #2a2a2a #2a2a2a #484848; 
    box-shadow: 2px 2px 8px rgba(0,0,0,0.6);
    z-index: 10001; 
    padding: 4px; /* More padding */
    min-width: 220px; 
    color: #e0e0e0; 
    border-radius: 3px;
}

#startMenu.hidden { display: none; }
#startMenu ul { list-style: none; padding: 0; margin: 0; }
#startMenu li { padding: 6px 20px 6px 12px; cursor: pointer; font-size: 0.9rem; white-space: nowrap; color: #e0e0e0; border-radius: 2px; transition: background-color 0.1s ease;}
#startMenu li:hover, #startMenu li.disabled:hover { background: #0060c0; color: white; } /* Brighter blue hover */
#startMenu li.disabled { color: #555555; cursor: default; }
#startMenu hr { border: none; border-top: 1px solid #3a3a3a; margin: 4px 0; }


/* --- Pad Button Styling (Unified Dark Theme) --- */
.pad-button {
    padding: 8px;
    border: 1px solid #404040; 
    background-color: #282828; 
    color: #cccccc; 
    cursor: pointer;
    text-align: center;
    min-width: 70px; 
    min-height: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: inset -1px -1px 1px #1a1a1a, inset 1px 1px 1px #3a3a3a; 
    transition: background-color 0.15s ease, box-shadow 0.15s ease;
    overflow: hidden; 
    position: relative; 
    border-radius: 3px;
}
.pad-button:hover {
    background-color: #3a3a3a; 
}
.pad-button:active, .pad-button.selected-for-edit {
    background-color: #202020; 
    box-shadow: inset 1px 1px 1px #1a1a1a, inset -1px -1px 1px #3a3a3a; 
    border-color: #505050;
}
.pad-button.selected-for-edit {
    border-color: #60a5fa; /* Lighter blue accent for selected */
    border-width: 2px;
    padding: 7px; 
}
.pad-label {
    font-size: 0.65rem; 
    color: #b0b0b0; 
    display: block;
    margin-top: 5px;
    word-break: break-all; 
    line-height: 1.2;
    max-height: 2.4em; 
    overflow: hidden;
    text-overflow: ellipsis;
}

/* --- General Drop Zone Styling (Unified Dark Theme) --- */
.drop-zone {
    border: 2px dashed #4a4a4a; 
    padding: 10px;          
    text-align: center;
    background-color: #1c1c1c;  
    color: #888888;            
    font-size: 0.8em; 
    border-radius: 4px;         
    margin-bottom: 5px;    
    transition: background-color 0.2s ease, border-color 0.2s ease;
}
.drop-zone.dragover {
    background-color: #2a2a2a; 
    border-color: #5a5a5a;     
    color: #cccccc; 
}
.drop-zone label { color: #7dd3fc; text-decoration: underline; cursor: pointer; }
.drop-zone label:hover { color: #38bdf8; }


/* --- Knob Styling (Unified Dark Theme) --- */
.knob-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 5px; 
    min-width: 60px; 
}
.knob-label {
    font-size: 0.7rem; 
    color: #b0b0b0; 
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    text-align: center;
}
.knob {
    width: 36px; 
    height: 36px; 
    background-color: #303030; 
    border-radius: 50%;
    position: relative;
    border: 1px solid #1e1e1e; 
    box-shadow: 0 1px 2px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05); 
    cursor: ns-resize; 
}
.knob-handle {
    width: 4px; 
    height: 10px; 
    background-color: #909090; 
    position: absolute;
    top: 3px; 
    left: 50%;
    transform: translateX(-50%); 
    transform-origin: bottom center; 
    border-radius: 2px; 
}
.knob-value {
    font-size: 0.65rem; 
    color: #a0a0a0; 
    margin-top: 2px;
    min-height: 1em; 
    text-align: center;
}

/* --- General Button Active States (Unified Dark Theme) --- */
button.muted { 
    background-color: #991b1b !important; 
    color: #fecaca !important; 
    border-color: #7f1d1d #991b1b #991b1b #7f1d1d !important; 
    box-shadow: inset 1px 1px 0 #7f1d1d, inset -1px -1px 0 #ef4444 !important; 
}
button.soloed { 
    background-color: #b45309 !important; 
    color: #1c1917 !important; /* Darker text for yellow contrast */
    border-color: #92400e #b45309 #b45309 #92400e !important; 
    box-shadow: inset 1px 1px 0 #92400e, inset -1px -1px 0 #fde68a !important; 
}
button.armed { 
    background-color: #c2410c !important; 
    color: #fff7ed !important; 
    border-color: #9a3412 #c2410c #c2410c #9a3412 !important; 
    box-shadow: inset 1px 1px 0 #9a3412, inset -1px -1px 0 #fed7aa !important; 
}
button.active { /* Generic active state for other toggles if needed */
    background-color: #1d4ed8 !important; 
    color: #dbeafe !important; 
    border-color: #1e40af #1d4ed8 #1d4ed8 #1e40af !important; 
    box-shadow: inset 1px 1px 0 #1e40af, inset -1px -1px 0 #93c5fd !important; 
}

/* --- Sequencer Grid Styling (Unified Dark Theme) --- */
.sequencer-container .controls { 
    position: sticky;
    top: 0;
    left: 0; 
    background-color: #1e1e1e; 
    z-index: 30; 
    border-bottom: 1px solid #3a3a3a;
    padding: 0.25rem; 
    color: #cccccc; 
}
.sequencer-container .controls input,
.sequencer-container .controls label {
    color: #cccccc; 
}
.sequencer-container .controls input {
    background-color: #282828; 
    border-color: #404040;
}

.sequencer-grid-layout {
    background-color: #121212; 
}

.sequencer-grid-layout > div {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.65rem; 
    border: 1px solid #2a2a2a; 
}

.sequencer-grid-layout .sequencer-header-cell {
    position: sticky;
    top: 0;
    background-color: #1c1c1c; 
    font-weight: 500;
    color: #b0b0b0; 
    z-index: 20; 
}
.sequencer-grid-layout .sequencer-header-cell:first-child { 
    z-index: 25; 
    left: 0; 
}

.sequencer-grid-layout .sequencer-label-cell {
    position: sticky;
    left: 0;
    background-color: #1c1c1c; 
    justify-content: flex-end;
    padding-right: 0.25rem; 
    font-weight: 500;
    color: #b0b0b0; 
    z-index: 10; 
}

.sequencer-grid-layout .sequencer-step-cell {
    cursor: pointer;
    transition: background-color 0.1s ease;
    color: #777777; 
}

/* Alternating background colors for 4-step blocks */
.sequencer-step-cell.bg-gray-50 { background-color: #161616; } /* Very dark */
.sequencer-step-cell.bg-white { background-color: #1e1e1e; }  /* Slightly off-very-dark */

.sequencer-step-cell:hover {
    background-color: #2c2c2c !important; 
}

/* Active step colors (using example teal/blue from images) */
.sequencer-step-cell.active-synth,
.sequencer-step-cell.active-sampler,
.sequencer-step-cell.active-drum-sampler,
.sequencer-step-cell.active-instrument-sampler { 
    background-color: #008080 !important; /* Teal */
    color: #FFFFFF !important; 
    border-color: #009090 !important; /* Slightly lighter teal for border */
} 

.sequencer-step-cell.playing {
    outline: 2px solid #00ffff; /* Cyan outline for playing step */
    outline-offset: -2px;
    z-index: 5; 
}

/* --- Notification Area --- */
#notification-area { /* ... unchanged ... */ }
.notification-message { /* ... unchanged ... */ }
.notification-message.show { /* ... unchanged ... */ }

/* --- Panel and Control Group --- */
.panel { /* ... unchanged ... */ }
.control-group { /* ... unchanged ... */ }
.single-control-container { /* ... unchanged ... */ }

/* --- Waveform Canvas --- */
.waveform-canvas { 
    border: 1px solid #3a3a3a;
    background-color: #101010; /* Very dark background */
    width: 100%; 
    height: 70px; 
    display: block; 
}

/* --- Meter Bar Styling --- */
.meter-bar-container { 
    background-color: #101010; /* Very dark */
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid #3a3a3a;
    height: 10px; 
    box-sizing: border-box;
}
.meter-bar {
    background-color: #00b0b0; /* Cyan/Teal for meter */
    height: 100%;
    width: 0%;
    transition: width 0.05s linear;
}
.meter-bar.clipping {
    background-color: #e04040; /* Brighter Red for clipping */
}
.track-meter-container { height: 16px; margin-top: 2px; }
.mixer-meter-container { height: 12px; margin-top: 4px; }
#masterMeterContainerGlobal, #mixerMasterMeterContainer { height: 15px; }

/* Modal Styling (Unified Dark Theme) */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.75); /* Even darker overlay */
    display: flex; justify-content: center; align-items: center;
    z-index: 15000; 
}
.modal-dialog {
    background-color: #1e1e1e; /* Very dark dialog */
    border: 1px solid #3a3a3a; 
    box-shadow: 2px 2px 10px rgba(0,0,0,0.7);
    min-width: 300px; max-width: 90%; max-height: 90vh;
    display: flex; flex-direction: column;
    color: #e0e0e0; /* Light text in modal */
    border-radius: 4px; 
}
.modal-title-bar {
    background-color: #2a2a2a; /* Darker title bar */
    color: #f0f0f0;
    padding: 6px 10px; 
    font-weight: bold; font-size: 0.9rem; user-select: none;
    border-bottom: 1px solid #121212; /* Darkest separator */
    border-top-left-radius: 3px; 
    border-top-right-radius: 3px;
}
.modal-content {
    padding: 15px; overflow-y: auto; flex-grow: 1;
    background-color: #1e1e1e; 
    color: #e0e0e0; 
}
.modal-content p { margin-bottom: 10px; }
.modal-content p:last-child { margin-bottom: 0; }
.modal-buttons {
    padding: 10px 15px; text-align: right;
    border-top: 1px solid #3a3a3a; 
    background-color: #1e1e1e;
    border-bottom-left-radius: 3px;
    border-bottom-right-radius: 3px;
}
.modal-buttons button {
    background-color: #3a3a3a;
    border: 1px solid #1a1a1a;
    border-color: #484848 #2a2a2a #2a2a2a #484848; 
    box-shadow: 1px 1px 0 #484848 inset, -1px -1px 0 #2a2a2a inset;
    color: #e0e0e0;
    padding: 6px 15px; 
    margin-left: 10px; cursor: pointer; font-size: 0.85rem;
    border-radius: 3px;
    transition: background-color 0.15s ease;
}
.modal-buttons button:hover {
    background-color: #484848;
}
.modal-buttons button:active {
    border-color: #2a2a2a #484848 #484848 #2a2a2a; 
    box-shadow: -1px -1px 0 #484848 inset, 1px 1px 0 #2a2a2a inset;
    background-color: #303030;
}

.window-resizer { /* ... unchanged ... */ }
.modular-effects-rack { /* ... unchanged ... */ }
.effects-list-container { /* ... unchanged ... */ }
.effect-controls-panel { /* ... unchanged ... */ }
.effect-item.dragging { /* ... unchanged ... */ }
.effect-item.dragover-target { /* ... unchanged ... */ }
.drop-zone-relink-container { /* ... unchanged ... */ }
.drop-zone-relink-button { /* ... unchanged ... */ }
.drop-zone-missing { /* ... unchanged ... */ }
.drop-zone-error { /* ... unchanged ... */ }
.drop-zone-loading { /* ... unchanged ... */ }
#midiIndicatorGlobal, #keyboardIndicatorGlobal { /* ... unchanged ... */ }
#midiIndicatorGlobal.active, #keyboardIndicatorGlobal.active { /* ... unchanged ... */ }
.global-controls-window .flex { /* ... unchanged ... */ }
.global-controls-window label { /* ... unchanged ... */ }

/* Input and Select for Dark Theme (High Contrast) */
select, input[type="text"], input[type="number"],
.window-content select, .modal-content select,
.window-content input[type="text"], .window-content input[type="number"],
.modal-content input[type="text"], .modal-content input[type="number"] {
    background-color: #282828; /* Dark input background */
    color: #e0e0e0; /* Light text */
    border: 1px solid #4a4a4a; /* Contrasting border */
    padding: 5px 8px; /* More padding */
    border-radius: 3px;
    font-size: 0.85rem; /* Slightly larger font */
}
input::placeholder, 
.window-content input::placeholder, .modal-content input::placeholder {
    color: #777777; /* Lighter placeholder text */
}

/* Custom Scrollbar Styling (Dark Theme Inspired) */
::-webkit-scrollbar {
    width: 10px; /* Width of the vertical scrollbar */
    height: 10px; /* Height of the horizontal scrollbar */
}

::-webkit-scrollbar-track {
    background: #1e1e1e; /* Very dark track, matching window content areas */
    border-radius: 0px; /* Keep it square like the UI */
}

::-webkit-scrollbar-thumb {
    background: #4a4a4a; /* Dark grey thumb, lighter than track */
    border-radius: 2px; /* Slightly rounded thumb */
    border: 1px solid #5a5a5a; /* Subtle border for the thumb */
}

::-webkit-scrollbar-thumb:hover {
    background: #5a5a5a; /* Lighter thumb on hover */
}

::-webkit-scrollbar-corner {
    background: #1e1e1e; /* Match track background */
}

/* Firefox scrollbar styling (basic) */
/* Note: Firefox scrollbar styling is less customizable than WebKit */
* {
  scrollbar-width: thin; /* "auto" or "thin" */
  scrollbar-color: #4a4a4a #1e1e1e; /* thumb and track */
}

/* --- Context Menu Styling (Unified Dark Theme) --- */
.context-menu {
    background-color: #2a2a2a; /* Dark background */
    border: 1px solid #484848;   /* Slightly lighter border */
    box-shadow: 2px 2px 8px rgba(0,0,0,0.6);
    padding: 4px 0;
    min-width: 180px;
    border-radius: 3px;
    color: #e0e0e0; /* Light text */
    position: absolute; /* Changed from fixed to absolute for potential parent relative positioning if needed, but fixed is often better for global menus */
    /* z-index is set by JS */
}

.context-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.context-menu-item {
    padding: 6px 15px 6px 12px; /* Adjust padding as needed */
    cursor: pointer;
    font-size: 0.85rem;
    white-space: nowrap;
    transition: background-color 0.1s ease, color 0.1s ease;
}

.context-menu-item:not(.disabled):hover {
    background-color: #0060c0; /* Brighter blue hover */
    color: white;
}

.context-menu-item.disabled {
    color: #555555; /* Darker grey for disabled items */
    cursor: default;
}

.context-menu-separator {
    border: none;
    border-top: 1px solid #3a3a3a; /* Dark separator line */
    margin: 4px 0;
}

/* --- Timeline Styling --- */
#timeline-container {
    height: 100%; /* Fill the window content area */
    width: 100%;
    background-color: #1c1c1c;
    display: flex;
    flex-direction: column;
    overflow: hidden; /* Let the parent .window-content handle scrolling */
    position: relative;
}

#timeline-header {
    height: 20px;
    background-color: #2a2a2a;
    border-bottom: 1px solid #3a3a3a;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    width: 100%;
}

#timeline-ruler {
    width: 4000px; 
    height: 100%;
    background-image:
        repeating-linear-gradient(to right, #555 0 1px, transparent 1px 100%),
        repeating-linear-gradient(to right, #444 0 1px, transparent 1px 100%);
    background-size: 120px 100%, 30px 100%; 
    background-position: left top;
    position: absolute;
    top: 0;
    left: 0;
}

#timeline-tracks-container {
    flex-grow: 1;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
    width: 100%;
}

#timeline-tracks-area {
    width: 4000px;
    position: relative;
}

.timeline-track-lane {
    height: 50px;
    background-color: #1e1e1e;
    border-bottom: 1px solid #2a2a2a;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}
.timeline-track-lane:nth-child(even) {
    background-color: #1a1a1a;
}
.timeline-track-lane-name {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: #2f2f2f;
    padding: 0 8px;
    height: 100%;
    display: flex;
    align-items: center;
    border-right: 1px solid #3a3a3a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 120px;
    max-width: 120px;
    font-size: 0.8rem;
    font-weight: 500;
}

#timeline-playhead {
    position: absolute;
    top: 0; /* Starts at the top of the container */
    left: 120px; /* Start after the track names area */
    width: 2px;
    height: 100%;
    background-color: #00ffff;
    z-index: 4;
    pointer-events: none;
}

.audio-clip {
    position: absolute;
    height: 80%;
    top: 10%;
    background-color: #008080;
    border: 1px solid #009090;
    border-radius: 3px;
    box-sizing: border-box;
    overflow: hidden;
    color: white;
    font-size: 11px;
    padding: 2px 4px;
    white-space: nowrap;
    text-overflow: ellipsis;
    cursor: grab;
}
/* In style.css */
:root {
    --timeline-track-name-width: 120px; /* Or your desired width */
}

/* Ensure .timeline-track-lane-name uses this variable */
.timeline-track-lane-name {
    /* ... other styles ... */
    min-width: var(--timeline-track-name-width);
    max-width: var(--timeline-track-name-width);
}