/* Echo1 Light Industrial Base */
:root {
    --bg-base: rgb(241, 241, 241);
    --bg-panel: #ffffff;
    --bg-row-hover: #e8e8e8;
    --border-color: #cccccc;
    --text-primary: #333333;
    --text-muted: #777777;
    --brand-color: #4A90E2;
    
    /* Expanded ISA 18.2 / Echo1 Colors */
    --p1-color: #d32f2f; /* Red */
    --p2-color: #F57C00; /* Orange */
    --p3-color: #1976D2; /* Solid Blue */
    --p4-color: #757575; /* Grey Asterisk */
    --p5-color: #9e9e9e; /* Light Grey/Info */
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 40px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 900px;
}

header {
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 20px;
    margin-bottom: 30px;
}

h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    margin: 0 0 5px 0;
    letter-spacing: 1px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 14px;
}

/* Expandable Sections */
.section-header {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    margin-top: 20px;
    user-select: none;
}

.section-header:hover { background-color: var(--bg-row-hover); }

.section-content {
    border: 1px solid var(--border-color);
    border-top: none;
}

/* Grid Layout */
.sound-row {
    display: grid;
    grid-template-columns: 60px 2fr 3fr 150px; /* Widened for two buttons */
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background 0.2s;
}
.sound-row:last-child { border-bottom: none; }
.sound-row:hover { background-color: var(--bg-row-hover); }

/* Grouped Action Buttons */
.actions {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}

.midi-btn, .copy-btn {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    padding: 6px 10px;
    cursor: pointer;
    border-radius: 2px;
    text-align: center;
    transition: all 0.2s;
}

.midi-btn:hover, .copy-btn:hover { 
    border-color: var(--brand-color); 
    color: var(--brand-color); 
}

/* Armed MIDI State */
.midi-btn.active {
    background-color: var(--brand-color);
    color: #ffffff;
    border-color: var(--brand-color);
}

/* --- BRANDING & SUPPORT --- */
.visiki-logo {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border: 2px dotted #A0A0A0;
    border-radius: 2px;
    background-color: #E8E8E8;
    margin-bottom: 15px;
}

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 2px;
    color: #555555;
    margin-right: 8px;
}

.logo-sub {
    font-family: 'Roboto Mono', monospace;
    font-size: 14px;
    font-weight: bold;
    color: #777777;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.support-btn {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: bold;
    padding: 6px 12px;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s;
}

.support-btn:hover { 
    border-color: var(--brand-color); 
    color: var(--brand-color); 
}

/* --- MODAL STYLES --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background-color: var(--bg-panel);
    width: 90%;
    max-width: 650px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-base);
}

.modal-header h2 {
    margin: 0;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    color: var(--brand-color);
}

.close-modal {
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s;
}

.close-modal:hover {
    color: var(--p1-color);
}

.modal-body {
    padding: 20px;
    line-height: 1.6;
}

/* Stacked Play Button & Icon */
.controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.play-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    background-color: var(--bg-panel);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    transition: all 0.2s;
}

.play-btn:hover { 
    color: var(--brand-color); 
    border-color: var(--brand-color);
}

.sound-info {
    display: flex;
    flex-direction: column;
    padding-left: 10px;
}

.sound-name {
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sound-meta {
    font-family: 'Roboto Mono', monospace;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Visualizer Object */
.visualizer {
    width: 100%;
    height: 12px;
    background-color: #111;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.viz-fill {
    height: 100%;
    width: 0%;
    background-color: var(--brand-color);
    /* Real-time decibel responsiveness */
    transition: width 0.05s ease-out; 
}

/* Priority Styling Overrides */
.p1 .sound-name span { color: var(--p1-color); }
.p1 .viz-fill { background-color: var(--p1-color); }
.p2 .sound-name span { color: var(--p2-color); }
.p2 .viz-fill { background-color: var(--p2-color); }

.copy-btn {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    padding: 6px 12px;
    cursor: pointer;
    border-radius: 2px;
    text-align: center;
}
.copy-btn:hover { border-color: var(--brand-color); color: var(--brand-color); }