/* --- Base Theme (Light Mode) --- */
:root {
  --bg-color: #e9e9f0;
  --app-bg-color: #dcdce6;
  --module-bg-color: #f6f6fa;
  --header-bg-color: #555a7a;
  --header-text-color: #ffffff;
  --text-color: #2a2a2a;
  --label-color: #666;
  --border-color: #bbb;
  --accent-color: #008cba;
  --accent-hover-color: #0075a1;
  --button-text-color: #fff;
  --button-disabled-bg-color: #aaa;
  --slider-track-bg: #a0a0b0;
  --slider-thumb-bg: var(--accent-color);
  --slider-thumb-border: #ffffff;
  --input-bg-color: #ffffff;
  --input-border-color: #aaa;
  --input-text-color: #222;
  --select-bg-color: #ffffff;
  --select-border-color: #aaa;
  --select-text-color: #222;
  --canvas-bg-color: #ccccd6;
  --canvas-stroke-color: var(--accent-color);
  --sequencer-grid-bg: #d3d3e0;
  --sequencer-step-bg: #c0c0cc;
  --sequencer-step-border: #999;
  --sequencer-step-active-bg: #3366cc;
  --sequencer-step-active-border: #ffffff;
  --sequencer-step-active-text-color: white;
  --sequencer-step-current-outline: #ff9800;
  --light-bg-inactive: #888;
  --help-button-bg: #2196F3;
  --help-button-hover-bg: #1976D2;
  --help-button-active-bg: #0D47A1;
  --toggle-button-active-bg: #ff7043;
  --toggle-button-active-hover-bg: #e64a19;
}
body.light-mode {
  background: linear-gradient(to bottom right, #f1f2f7, #dfe2f1);
}
/* Improve visibility for Master Recording buttons in Light Mode */
body.light-mode .recording-panel button {
  background-color: rgba(255, 50, 50, 0.15);
  color: #c62828;
  border: 1px solid rgba(255, 50, 50, 0.4);
  box-shadow: 0 0 5px rgba(255, 50, 50, 0.3);
}

body.light-mode .recording-panel button:hover {
  background-color: rgba(255, 50, 50, 0.25);
  box-shadow: 0 0 10px rgba(255, 50, 50, 0.6);
}

body.light-mode .recording-panel button:disabled {
  background-color: rgba(180, 180, 180, 0.15);
  color: #fff;
  border: 1px solid rgba(180, 180, 180, 0.3);
  box-shadow: none;
}



/* --- Dark Mode Theme --- */
body.dark-mode {
    --bg-color: #222831;
    --app-bg-color: #2d333b;
    --module-bg-color: #393E46;
    --header-bg-color: #1e2228;
    --header-text-color: #EEEEEE;
    --text-color: #EEEEEE;
    --label-color: #bbbbbb;
    --border-color: #555;
    --accent-color: #00ADB5; /* Teal accent for dark mode */
    --accent-hover-color: #00939a;
    --button-text-color: #EEEEEE;
    --button-disabled-bg-color: #555;
    --slider-track-bg: #555;
    --slider-thumb-bg: var(--accent-color);
    --slider-thumb-border: #393E46;
    --input-bg-color: #4f5660;
    --input-border-color: #666;
    --input-text-color: #EEEEEE;
    --select-bg-color: #4f5660;
    --select-border-color: #666;
    --select-text-color: #EEEEEE;
    --canvas-bg-color: #1a1e23;
    --canvas-stroke-color: var(--accent-color);
    --sequencer-grid-bg: #4a4f57;
    --sequencer-step-bg: #5f6772;
    --sequencer-step-border: #444;
    --sequencer-step-active-bg: #004d80;
    --sequencer-step-active-border: #008fa1;
    --sequencer-step-active-text-color: #111;
    --sequencer-step-current-outline: #FFFFFF;
    --light-bg-inactive: #4a4f57;
    --help-button-bg: #007bff;
    --help-button-hover-bg: #0056b3;
    --help-button-active-bg: #004085;
    --toggle-button-active-bg: #c9302c;
    --toggle-button-active-hover-bg: #a52825;
}

/* --- Apply Variables --- */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    padding: 20px;
    font-size: 14px;
    transition: background-color 0.3s, color 0.3s;
}
/* Base adjustments for Light Mode */
body.light-mode {
    background-color: #f4f4f8;
    color: #1c1c1c;
}

/* Improve module container styling */
body.light-mode .module {
    background-color: #ffffff;
    border: 1px solid #ddd;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    border-radius: 10px;
    transition: all 0.3s ease;
}

/* Buttons */
body.light-mode button {
    background: linear-gradient(to bottom, #ffffff, #e0e0e0);
    border: 1px solid #ccc;
    color: #333;
    border-radius: 6px;
    padding: 8px 14px;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: background 0.2s, box-shadow 0.2s;
}

body.light-mode button:hover {
    background: linear-gradient(to bottom, #eaeaea, #d4d4d4);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Sliders */
body.light-mode input[type="range"] {
    accent-color: #007acc;
}

/* Selects and Inputs */
body.light-mode select,
body.light-mode input[type="text"] {
    background-color: #fff;
    border: 1px solid #ccc;
    color: #333;
    border-radius: 4px;
    padding: 6px;
}

/* Headings */
body.light-mode h1,
body.light-mode h2,
body.light-mode h3 {
    color: #1a1a1a;
}

/* Status lights */
body.light-mode .light.green {
    background-color: #3dbf3d;
}

body.light-mode .light.red {
    background-color: #e74c3c;
}
body.light-mode {
    background-image: linear-gradient(145deg, #f9f9fc 0%, #ececf4 100%);
}

.app-container {
    width: 95%;
    max-width: 1300px;
    background-color: var(--app-bg-color);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: background-color 0.3s;
}

header {
    background-color: var(--header-bg-color);
    color: var(--header-text-color);
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 3px solid var(--accent-color);
    flex-wrap: wrap;
    transition: background-color 0.3s, color 0.3s, border-bottom-color 0.3s;
}

header h1 {
    margin: 0;
    font-size: 1.8em;
    margin-right: 20px;
}

.master-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.theme-toggle-button {
    background-color: var(--label-color);
    color: var(--app-bg-color);
    padding: 10px 15px; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    font-size: 0.9em; 
}
body.dark-mode .theme-toggle-button {
    background-color: var(--label-color);
    color: var(--app-bg-color);
}
.theme-toggle-button:hover {
    opacity: 0.8;
}


.status-lights { display: flex; gap: 10px; }
.light-container { display: flex; flex-direction: column; align-items: center; font-size: 0.8em; }
.light {
    width: 18px; height: 18px; border-radius: 50%;
    background-color: var(--light-bg-inactive);
    border: 1px solid var(--border-color); margin-bottom: 3px;
    transition: background-color 0.2s, box-shadow 0.2s, border-color 0.3s;
}
.light.green.active { background-color: #00e600; box-shadow: 0 0 8px #00e600; }
.light.red.active { background-color: #ff3333; box-shadow: 0 0 8px #ff3333; }
body.dark-mode .light.green.active { background-color: #32cd32; box-shadow: 0 0 8px #32cd32; }
body.dark-mode .light.red.active { background-color: #dc143c; box-shadow: 0 0 8px #dc143c; }


.synth-interface {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 25px;
}
.module {
    background-color: var(--module-bg-color);
    padding: 20px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
    transition: background-color 0.3s;
}
.module h2 {
    margin-top: 0;
    color: var(--text-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 8px;
    margin-bottom: 15px;
    font-size: 1.4em;
    /* MODIFIED: Added text-shadow to the transition */
    transition: color 0.3s, border-bottom-color 0.3s, text-shadow 0.4s ease-in-out;
}

/* Add this rule to apply the glow effect in dark mode */
body.dark-mode .module h2 {
    color: #f0f0f8; /* A bright, slightly off-white for the text base */
    text-shadow:
        0 0 4px rgba(230, 230, 255, 0.6),  /* Inner, subtle white-ish glow */
        0 0 8px rgba(200, 200, 255, 0.5),  /* A bit wider */
        0 0 16px var(--accent-color),      /* Main accent color glow */
        0 0 24px var(--accent-color);      /* Fainter, wider accent glow */
}

/* Add this to ensure the light mode H2 has no text-shadow. */
body.light-mode h2 {
    text-shadow: none;
}
.module h3 {
    margin-top: 10px; margin-bottom: 8px;
    color: var(--label-color); font-size: 1.1em;
    transition: color 0.3s;
}
.control-panel .control-group, .drum-machine .control-group { margin-bottom: 15px; }
.control-panel label, .drum-machine label {
    display: block; margin-bottom: 5px; font-weight: bold;
    color: var(--label-color); transition: color 0.3s;
}

.control-panel input[type="range"].slider, .drum-machine input[type="range"].slider {
    width: 100%; -webkit-appearance: none; appearance: none; height: 8px;
    background: var(--slider-track-bg); outline: none; opacity: 0.9;
    transition: opacity .2s, background-color 0.3s; border-radius: 4px; cursor: pointer;
}
.control-panel input[type="range"].slider:hover, .drum-machine input[type="range"].slider:hover { opacity: 1; }
.control-panel input[type="range"].slider::-webkit-slider-thumb, .drum-machine input[type="range"].slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; width: 18px; height: 18px;
    background: var(--slider-thumb-bg); cursor: pointer; border-radius: 50%;
    border: 2px solid var(--slider-thumb-border);
    transition: background-color 0.3s, border-color 0.3s;
}
.control-panel input[type="range"].slider::-moz-range-thumb, .drum-machine input[type="range"].slider::-moz-range-thumb {
    width: 18px; height: 18px; background: var(--slider-thumb-bg); cursor: pointer;
    border-radius: 50%; border: 2px solid var(--slider-thumb-border);
    transition: background-color 0.3s, border-color 0.3s;
}

.control-panel select, .drum-machine select {
    width: 100%; padding: 8px; border-radius: 4px;
    border: 1px solid var(--input-border-color);
    background-color: var(--input-bg-color);
    color: var(--input-text-color);
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

#waveformCanvas {
    width: 100%; height: 150px;
    background-color: var(--canvas-bg-color);
    border-radius: 4px; border: 1px solid var(--border-color);
    margin-bottom: 15px;
    transition: background-color 0.3s, border-color 0.3s;
}

.recording-panel .record-controls, .drum-machine .drum-controls {
    display: flex; gap: 10px; margin-bottom: 15px; flex-wrap: wrap; align-items: center;
}

.recording-panel button,
.master-controls button:not(#themeToggleBtn),
.drum-machine button,
.toggle-button {
    padding: 10px 15px; border: none; border-radius: 4px;
    background-color: var(--accent-color);
    color: var(--button-text-color);
    cursor: pointer; font-size: 0.9em;
    transition: background-color 0.2s, color 0.2s;
}
.recording-panel button:hover,
.master-controls button:not(#themeToggleBtn):hover,
.drum-machine button:hover,
.toggle-button:hover {
    background-color: var(--accent-hover-color);
}
.recording-panel button:disabled,
.drum-machine button:disabled {
    background-color: var(--button-disabled-bg-color);
    color: var(--label-color);
    cursor: not-allowed;
}

.help-button {
    background-color: var(--help-button-bg);
    color: white;
}
.help-button:hover { background-color: var(--help-button-hover-bg); }
.help-button.active {
    background-color: var(--help-button-active-bg);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.toggle-button { min-width: 60px; }
.toggle-button.active { background-color: var(--toggle-button-active-bg); }
.toggle-button.active:hover { background-color: var(--toggle-button-active-hover-bg); }

.record-status { margin-bottom: 10px; font-size: 0.9em; color: var(--label-color); transition: color 0.3s;}
#audioPlayback { width: 100%; margin-top: 10px; }
body.dark-mode #audioPlayback {
    filter: invert(0.9) hue-rotate(180deg) saturate(0.4) brightness(1.1);
}
/* Style for the widener and chorus checkbox toggles */
.toggle-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: bold;
    color: var(--label-color);
}

input[type="checkbox"].learnable-control {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--accent-color);
}
.drum-machine {
    grid-column: span 2;
}

.drum-eq-controls, .drum-filter-controls {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px dashed var(--border-color);
    transition: border-top-color 0.3s;
}
.drum-eq-controls h3, .drum-filter-controls h3 {
    margin-bottom: 10px;
    font-size: 1.1em;
    color: var(--label-color);
    transition: color 0.3s;
}

/* Pattern Selector Styles */
.pattern-selector {
    margin-top: 10px;
    margin-bottom: 15px;
}
.pattern-selector label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: bold;
    color: var(--label-color);
}
.pattern-bank {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}
.pattern-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background-color: var(--module-bg-color);
    color: var(--text-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    min-width: 40px;
    text-align: center;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.pattern-btn:hover {
    border-color: var(--accent-color);
    background-color: var(--app-bg-color);
}
.pattern-btn.active {
    background-color: var(--accent-color);
    color: var(--button-text-color);
    border-color: var(--accent-color);
    font-weight: bold;
    box-shadow: 0 0 5px var(--accent-color);
}
body.dark-mode .pattern-btn { border-color: var(--input-border-color); }
body.dark-mode .pattern-btn:hover { border-color: var(--accent-color); }
body.dark-mode .pattern-btn.active { color: var(--header-bg-color); }


.sequencer-grid {
    display: grid; grid-template-columns: repeat(16, 1fr); gap: 5px; margin-top: 10px;
    padding: 10px; background-color: var(--sequencer-grid-bg); border-radius: 4px;
    transition: background-color 0.3s;
}
.sequencer-step {
    position: relative; /* ADD THIS LINE */
    aspect-ratio: 1 / 1;
    background-color: var(--sequencer-step-bg);
    border: 1px solid var(--sequencer-step-border);
    border-radius: 3px;
    cursor: pointer;
    transition: background-color 0.1s, transform 0.1s, border-color 0.1s, color 0.1s;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 2px;
    gap: 1px;
    font-size: 0.7em; color: var(--label-color);
}
.sequencer-step:hover { background-color: var(--accent-color); opacity:0.7; }
.sequencer-step.active {
    background-color: var(--sequencer-step-active-bg);
    border-color: var(--sequencer-step-active-border);
    color: var(--sequencer-step-active-text-color);
    transform: scale(1.05);
}
.sequencer-step.current {
    outline: 2px solid var(--sequencer-step-current-outline);
    outline-offset: 1px;
    box-shadow: 0 0 8px var(--sequencer-step-current-outline);
}
.drum-machine .control-group { flex-grow: 1; }


footer {
    text-align: center; padding: 15px;
    background-color: var(--header-bg-color);
    color: var(--label-color);
    font-size: 0.9em; border-top: 2px solid var(--accent-color);
    transition: background-color 0.3s, color 0.3s, border-top-color 0.3s;
}
.midi-port-selectors { display: flex; gap: 15px; align-items: center; }
.midi-port-selectors .control-group { margin-bottom: 0; display: flex; align-items: center; gap: 5px; }
.midi-port-selectors label { font-weight: normal; color: var(--header-text-color); font-size: 0.9em; margin-bottom: 0; transition: color 0.3s;}
.midi-port-selectors select {
    padding: 5px 8px; border-radius: 4px;
    border: 1px solid var(--input-border-color);
    background-color: var(--input-bg-color);
    color: var(--input-text-color);
    font-size: 0.9em; min-width: 120px;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.visuals-and-recording-container { padding: 10px; }
.visuals-and-recording-container .sub-module { background-color: #6c68d25e; box-shadow: none; padding: 10px 0; margin-bottom: 15px; }
.visuals-and-recording-container .sub-module:last-child { margin-bottom: 0; }
.visuals-and-recording-container .sub-module h2 { font-size: 1.2em; margin-bottom: 10px; padding-bottom: 5px; border-bottom-width: 1px; }

.help-section-view { display: none; grid-column: 1 / -1; margin-top: 20px; }
.help-section-view.visible { display: flex; flex-direction: column; }
.help-section-content { flex-grow: 1; overflow-y: auto; padding-right: 15px; max-height: calc(80vh - 100px); }
.help-section-view h2 { margin-top: 0; color: var(--text-color); border-bottom: 2px solid var(--accent-color); padding-bottom: 10px; transition: color 0.3s, border-bottom-color 0.3s; }
.help-section-view .help-section { margin-bottom: 20px; }
.help-section-view .help-section h3 { color: var(--label-color); margin-bottom: 8px; border-bottom: 1px dashed var(--border-color); padding-bottom: 5px; transition: color 0.3s, border-bottom-color 0.3s; }
.help-section-view .help-section ul { list-style-type: disc; margin-left: 20px; padding-left: 0; }
.help-section-view .help-section ul ul { list-style-type: circle; margin-top: 5px; }
.help-section-view .help-section li { margin-bottom: 5px; line-height: 1.5; }
.help-section-view .help-section p { line-height: 1.5; margin-bottom: 10px; }
.help-section-view .help-section code { background-color: var(--app-bg-color); color: var(--text-color); padding: 2px 5px; border-radius: 3px; font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace; border: 1px solid var(--border-color); transition: background-color 0.3s, color 0.3s, border-color 0.3s; }

/* VU Meter Styles */
.vu-meter-container { margin-top: 20px; padding-top: 15px; border-top: 1px dashed var(--border-color); transition: border-top-color 0.3s; }
.vu-meter-container h3 { margin-bottom: 10px; font-size: 1.1em; color: var(--label-color); transition: color 0.3s; }
#masterVuMeterCanvas { width: 100%; height: 30px; background-color: var(--canvas-bg-color); border: 1px solid var(--border-color); border-radius: 3px; display: block; transition: background-color 0.3s, border-color 0.3s; }
.vu-meter-labels { display: flex; justify-content: space-between; font-size: 0.75em; color: var(--label-color); padding: 0 5px; margin-top: 2px; transition: color 0.3s; }
.vu-db-value { display: block; text-align: right; font-size: 0.9em; color: var(--label-color); margin-top: 5px; font-weight: bold; transition: color 0.3s; }

/* --- Preset Manager Styles --- */
.preset-manager h2 { margin-bottom: 20px; }
.preset-manager .control-group { margin-bottom: 15px; }
.preset-manager select,
.preset-manager input[type="text"] {
    width: 100%;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--input-border-color);
    background-color: var(--input-bg-color);
    color: var(--input-text-color);
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
    margin-bottom: 5px;
}
.preset-manager input[type="text"] { margin-bottom: 10px; }
.preset-manager button {
    width: 100%;
    padding: 10px 15px;
    margin-top: 5px;
}
.preset-manager .control-group > button:first-child { margin-top: 0; }
.preset-manager hr {
    border: none;
    border-top: 1px dashed var(--border-color);
    margin: 20px 0;
}
.preset-manager small {
    font-size: 0.8em;
    color: var(--label-color);
    display: block;
    margin-top: 5px;
}

@media (max-width: 992px) { .synth-interface { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); } .drum-machine { grid-column: span 2; } }
@media (max-width: 768px) { .synth-interface { grid-template-columns: 1fr; } .drum-machine, .visuals-and-recording-container, .control-panel, .visualization-panel, .recording-panel, .help-section-view { grid-column: 1 / -1; } header { flex-direction: column; gap: 10px; } header h1 { font-size: 1.5em; } .master-controls { flex-direction: column; align-items: stretch; } .midi-port-selectors { flex-direction: column; align-items: stretch; width: 100%; } .midi-port-selectors .control-group { width: 100%; } .midi-port-selectors select { width: 100%; } .sequencer-grid { grid-template-columns: repeat(8, 1fr); gap: 3px; } .sequencer-step { font-size: 0.6em; } }
@media (max-width: 480px) { .sequencer-grid { grid-template-columns: repeat(4, 1fr); } }

/* MIDI Learn Styles */
#midiLearnBtn { }
#midiLearnBtn.active {
    background-color: var(--toggle-button-active-bg) !important; 
    border-color: var(--toggle-button-active-hover-bg) !important;
    box-shadow: inset 0 3px 5px rgba(0,0,0,0.125) !important;
}
.midi-learn-status-display {
    padding: 5px 10px;
    background-color: var(--module-bg-color);
    color: var(--text-color);
    border-radius: 4px;
    font-size: 0.85em;
    margin-left: 10px; 
    border: 1px solid var(--border-color);
    min-width: 200px; 
    text-align: center;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}
body.midi-learn-mode-active .learnable-control:hover {
    outline: 2px dashed var(--accent-color);
    cursor: crosshair; 
}
.selected-for-learning {
    outline: 3px solid #d9534f !important; 
    box-shadow: 0 0 10px #d9534f;
}
.learnable-control { }

/* --- DELETE the old knob styles and REPLACE with this new section in style.css --- */

/* --- KNOB STYLES --- */
.knob-group-container {
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px; /* Added margin */
}

.knob-control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.knob-control-group label {
    font-weight: bold;
    color: var(--label-color);
    text-transform: uppercase;
    font-size: 0.9em;
}

.knob-control-group span {
    font-size: 0.85em;
    background-color: var(--app-bg-color);
    padding: 2px 6px;
    border-radius: 3px;
    min-width: 30px;
    text-align: center;
}

/* NEW: Wrapper for the knob and its static background ticks */
.knob-wrapper {
    position: relative;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* NEW: Static tick marks drawn using a background SVG */
.knob-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background-repeat: no-repeat;
    background-position: center center;
}

/* NEW: Tick marks for Light Mode */
body.light-mode .knob-wrapper::before {
    background-image: url("data:image/svg+xml,%3csvg width='70' height='70' viewBox='0 0 70 70' xmlns='http://www.w3.org/2000/svg'%3e%3cdefs%3e%3cline id='tick' x1='35' y1='2' x2='35' y2='10' stroke='%23666666' stroke-width='2' stroke-linecap='round'/%3e%3c/defs%3e%3cg%3e%3cuse href='%23tick' transform='rotate(-135 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-108 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-81 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-54 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-27 35 35)'/%3e%3cuse href='%23tick' transform='rotate(0 35 35)'/%3e%3cuse href='%23tick' transform='rotate(27 35 35)'/%3e%3cuse href='%23tick' transform='rotate(54 35 35)'/%3e%3cuse href='%23tick' transform='rotate(81 35 35)'/%3e%3cuse href='%23tick' transform='rotate(108 35 35)'/%3e%3cuse href='%23tick' transform='rotate(135 35 35)'/%3e%3c/g%3e%3c/svg%3e");
}

/* NEW: Tick marks for Dark Mode */
body.dark-mode .knob-wrapper::before {
     background-image: url("data:image/svg+xml,%3csvg width='70' height='70' viewBox='0 0 70 70' xmlns='http://www.w3.org/2000/svg'%3e%3cdefs%3e%3cline id='tick' x1='35' y1='2' x2='35' y2='10' stroke='%23bbbbbb' stroke-width='2' stroke-linecap='round'/%3e%3c/defs%3e%3cg%3e%3cuse href='%23tick' transform='rotate(-135 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-108 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-81 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-54 35 35)'/%3e%3cuse href='%23tick' transform='rotate(-27 35 35)'/%3e%3cuse href='%23tick' transform='rotate(0 35 35)'/%3e%3cuse href='%23tick' transform='rotate(27 35 35)'/%3e%3cuse href='%23tick' transform='rotate(54 35 35)'/%3e%3cuse href='%23tick' transform='rotate(81 35 35)'/%3e%3cuse href='%23tick' transform='rotate(108 35 35)'/%3e%3cuse href='%23tick' transform='rotate(135 35 35)'/%3e%3c/g%3e%3c/svg%3e");
}

/* MODIFIED: The rotating input element itself */
input[type="range"].knob {
    -webkit-appearance: none;
    appearance: none;
    width: 60px;
    height: 60px;
    background: transparent;
    cursor: pointer;
    position: relative; /* Changed from absolute */
    z-index: 2;
    border-radius: 50%;
}
input[type="range"].knob:focus {
    outline: none;
}

/* MODIFIED: The knob's thumb gets a new 3D look */
input[type="range"].knob::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #383838; /* Dark metallic base */
    /* A single white line for the indicator */
    background-image: linear-gradient(180deg, transparent 48%, white 48%, white 52%, transparent 52%);
    border: 1px solid #222;
    box-shadow: 0 4px 8px rgba(0,0,0,0.6), inset 0 2px 2px rgba(255,255,255,0.1);
    transition: box-shadow 0.2s;
}

input[type="range"].knob::-moz-range-thumb {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #383838;
    background-image: linear-gradient(180deg, transparent 48%, white 48%, white 52%, transparent 52%);
    border: 1px solid #222;
    box-shadow: 0 4px 8px rgba(0,0,0,0.6), inset 0 2px 2px rgba(255,255,255,0.1);
    transition: box-shadow 0.2s;
}

/* MODIFIED: Brighter knob for light mode for better contrast */
body.light-mode input[type="range"].knob::-webkit-slider-thumb {
    background-color: #d0d0d0; /* Lighter grey base */
    background-image: linear-gradient(180deg, transparent 48%, #333 48%, #333 52%, transparent 52%); /* Dark indicator */
    border: 1px solid #999;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2), inset 0 2px 2px rgba(255,255,255,0.8);
}
body.light-mode input[type="range"].knob::-moz-range-thumb {
    background-color: #d0d0d0;
    background-image: linear-gradient(180deg, transparent 48%, #333 48%, #333 52%, transparent 52%);
    border: 1px solid #999;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2), inset 0 2px 2px rgba(255,255,255,0.8);
}

/* MODIFIED: Updated focus/active glow */
input[type="range"].knob:active::-webkit-slider-thumb,
input[type="range"].knob:focus::-webkit-slider-thumb {
    box-shadow: 0 0 10px 2px var(--accent-color), 0 4px 8px rgba(0,0,0,0.6), inset 0 2px 2px rgba(255,255,255,0.1);
}
input[type="range"].knob:active::-moz-range-thumb,
input[type="range"].knob:focus::-moz-range-thumb {
    box-shadow: 0 0 10px 2px var(--accent-color), 0 4px 8px rgba(0,0,0,0.6), inset 0 2px 2px rgba(255,255,255,0.1);
}

/* These track rules are important for cross-browser consistency */
input[type="range"].knob::-webkit-slider-runnable-track {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
}
input[type="range"].knob::-moz-range-track {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
}
/* Add this rule to your stylesheet to fix the shaper sliders */
input[type="range"] {
    pointer-events: auto !important;
}

.drum-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
border: 1px solid rgba(0,0,0,0.5);
}
button {
  background: rgba(0, 255, 150, 0.1);
  border: 1px solid rgba(0, 255, 150, 0.4);
  color: #00ff99;
  padding: 10px 18px;
  font-size: 1em;
  font-family: 'Segoe UI', sans-serif;
  border-radius: 12px;
  cursor: pointer;
  backdrop-filter: blur(5px);
  transition: all 0.25s ease;
  box-shadow: 0 0 5px rgba(0, 255, 150, 0.3), inset 0 0 5px rgba(0, 255, 150, 0.2);
}

button:hover {
  background: rgba(0, 255, 150, 0.2);
  box-shadow: 0 0 10px rgba(0, 255, 150, 0.8), 0 0 20px rgba(0, 255, 150, 0.6);
  transform: scale(1.04);
}

button:active {
  transform: scale(0.97);
  box-shadow: 0 0 5px rgba(0, 255, 150, 0.9);
}
#panicBtn {
  background: rgba(255, 0, 0, 0.15);
  border: 1px solid rgba(255, 0, 0, 0.4);
  color: #ff4c4c;
  box-shadow: 0 0 5px rgba(255, 0, 0, 0.5);
}

#panicBtn:hover {
  background: rgba(255, 0, 0, 0.25);
  box-shadow: 0 0 12px rgba(255, 0, 0, 0.8);
}
#recordBtn {
  background: rgba(255, 30, 30, 0.15);
  border: 1px solid rgba(255, 30, 30, 0.5);
  color: #ff4a4a;
  box-shadow: 0 0 8px rgba(255, 30, 30, 0.4);
}

#recordBtn:hover {
  background: rgba(255, 30, 30, 0.25);
  box-shadow: 0 0 15px rgba(255, 30, 30, 0.8);
}

#stopRecordBtn, #playbackBtn, #saveBtn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
}

#stopRecordBtn:hover, #playbackBtn:hover, #saveBtn:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}
.theme-toggle-button {
  background: rgba(120, 120, 255, 0.15);
  border-color: rgba(120, 120, 255, 0.4);
  color: #aaccff;
}

.theme-toggle-button:hover {
  background: rgba(120, 120, 255, 0.25);
  box-shadow: 0 0 12px rgba(120, 120, 255, 0.7);
}
.help-button {
  background: rgba(255, 255, 100, 0.1);
  border-color: rgba(255, 255, 100, 0.3);
  color: #ffea70;
}

.help-button:hover {
  background: rgba(255, 255, 100, 0.2);
  box-shadow: 0 0 10px rgba(255, 255, 100, 0.7);
}
.toggle-button {
  background: rgba(255, 200, 0, 0.1);
  border-color: rgba(255, 200, 0, 0.4);
  color: #ffc800;
}

.toggle-button:hover {
  background: rgba(255, 200, 0, 0.2);
  box-shadow: 0 0 10px rgba(255, 200, 0, 0.7);
}
#loadPresetBtn,
#savePresetBtn,
#deletePresetBtn,
#exportPresetBtn,
#importPresetBtn {
  background: rgba(0, 180, 255, 0.08);
  border: 1px solid rgba(0, 180, 255, 0.4);
  color: #66d4ff;
  box-shadow: 0 0 5px rgba(0, 180, 255, 0.3);
}

#loadPresetBtn:hover,
#savePresetBtn:hover,
#deletePresetBtn:hover,
#exportPresetBtn:hover,
#importPresetBtn:hover {
  background: rgba(0, 180, 255, 0.15);
  box-shadow: 0 0 10px rgba(0, 180, 255, 0.7);
}
#sequencerPlayStopBtn {
  background: rgba(0, 255, 80, 0.1);
  border: 1px solid rgba(0, 255, 80, 0.4);
  color: #6fff9a;
  font-weight: bold;
}

#sequencerPlayStopBtn:hover {
  background: rgba(0, 255, 80, 0.2);
  box-shadow: 0 0 12px rgba(0, 255, 80, 0.6);
}

#clearSequenceBtn,
#clearCurrentPatternBtn {
  background: rgba(255, 100, 0, 0.1);
  border: 1px solid rgba(255, 100, 0, 0.4);
  color: #ff944d;
}

#clearSequenceBtn:hover,
#clearCurrentPatternBtn:hover {
  background: rgba(255, 100, 0, 0.2);
  box-shadow: 0 0 10px rgba(255, 100, 0, 0.6);
}

#copyPatternBtn,
#pastePatternBtn {
  background: rgba(200, 100, 255, 0.08);
  border: 1px solid rgba(200, 100, 255, 0.4);
  color: #d1aaff;
}

#copyPatternBtn:hover,
#pastePatternBtn:hover {
  background: rgba(200, 100, 255, 0.15);
  box-shadow: 0 0 10px rgba(200, 100, 255, 0.6);
}
button {
  transition: all 0.25s ease, box-shadow 0.35s ease-in-out;
}