* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
    width: 100%; height: 100%; overflow: hidden;
    background: #000;
    font-family: 'Cormorant', serif;
    transition: background-color 1s ease;
    overscroll-behavior: none;
}
body.inverted { background: #FAF8F3; }
body.green-mode { background: #E8F5E9; }
body.red-mode { background: #0f0202; }
body.red-mode-deep { background: #1a0000; }
body.imaginary-mode { background: #0a0012; }

#app { position: relative; width: 100%; height: 100%; }

canvas#grid {
    display: block; position: absolute; top: 0; left: 0;
    touch-action: none;
    -webkit-touch-callout: none;
}
@media (pointer: coarse) {
    .cursor-dot, .cursor-symbol { display: none !important; }
    body, body.cursor-hidden { cursor: auto !important; }
}

/* Custom cursor styles */
.cursor-dot, .cursor-symbol {
    position: fixed;
    pointer-events: none;
    z-index: 1000;
    transform: translate(-50%, -50%);
    transition: opacity 0.2s;
}
.cursor-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    background: #fff;
}
.cursor-dot.glow {
    box-shadow: 0 0 12px 4px rgba(255,255,255,0.6);
}
body.inverted .cursor-dot { background: #1a1a1a; }
body.inverted .cursor-dot.glow {
    box-shadow: 0 0 12px 4px rgba(0,0,0,0.4);
}
.cursor-symbol {
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 0 8px rgba(255,255,255,0.5);
}
body.inverted .cursor-symbol {
    color: #1a1a1a;
    text-shadow: 0 0 8px rgba(0,0,0,0.3);
}
.cursor-hidden { cursor: none; }

.header {
    position: fixed; top: 0; left: 0; right: 0;
    display: flex; justify-content: center;
    padding: 36px 0 28px; z-index: 100;
    pointer-events: none;
    user-select: none;
}

.logo {
    font-family: 'Cormorant', serif;
    font-size: 2.6rem; font-weight: 600;
    letter-spacing: 0.06em;
    cursor: pointer; pointer-events: auto;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    background: linear-gradient(120deg,
        #C8C4BC 0%, #E8E4DC 15%, #FFFEFA 30%, #F0ECE4 45%,
        #D8D4CC 60%, #F0ECE4 75%, #FFFEFA 90%, #C8C4BC 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoShimmer 8s ease-in-out infinite;
    filter: drop-shadow(0 2px 12px rgba(255, 255, 250, 0.2));
    transition: transform 0.4s, filter 0.4s;
}
@keyframes logoShimmer { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.logo:hover {
    transform: scale(1.03);
    filter: drop-shadow(0 4px 24px rgba(255, 255, 250, 0.4));
    animation: logoShimmerFast 1.2s ease-in-out infinite;
}
@keyframes logoShimmerFast { 0% { background-position: 0% 50%; } 100% { background-position: 200% 50%; } }
.logo.inverted {
    background: linear-gradient(120deg,
        #3D3225 0%, #5C4A32 15%, #8B7355 30%, #5C4A32 45%,
        #3D3225 60%, #5C4A32 75%, #8B7355 90%, #3D3225 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(93, 74, 50, 0.35));
}
.logo.green-mode {
    background: linear-gradient(120deg,
        #1B5E20 0%, #2E7D32 15%, #388E3C 30%, #2E7D32 45%,
        #1B5E20 60%, #2E7D32 75%, #388E3C 90%, #1B5E20 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(27, 94, 32, 0.35));
}
.logo.red-mode {
    background: linear-gradient(120deg,
        #B71C1C 0%, #D32F2F 15%, #E53935 30%, #D32F2F 45%,
        #B71C1C 60%, #D32F2F 75%, #E53935 90%, #B71C1C 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(183, 28, 28, 0.5));
}
.logo.red-mode-deep {
    background: linear-gradient(120deg,
        #7F0000 0%, #B71C1C 15%, #C62828 30%, #B71C1C 45%,
        #7F0000 60%, #B71C1C 75%, #C62828 90%, #7F0000 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(127, 0, 0, 0.6));
}
.logo.imaginary-mode {
    background: linear-gradient(120deg,
        #4A148C 0%, #7B1FA2 15%, #9C27B0 30%, #7B1FA2 45%,
        #4A148C 60%, #7B1FA2 75%, #9C27B0 90%, #4A148C 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(156, 39, 176, 0.6));
    animation: logo-shimmer 3s ease-in-out infinite;
}
@keyframes logo-shimmer {
    0%, 100% { filter: drop-shadow(0 2px 12px rgba(156, 39, 176, 0.6)); }
    50% { filter: drop-shadow(0 2px 20px rgba(186, 104, 200, 0.8)); }
}

.logo.dynamic-mode {
    background: linear-gradient(120deg,
        var(--dyn-logo-dark) 0%, var(--dyn-logo-mid) 15%, var(--dyn-logo-light) 30%, var(--dyn-logo-mid) 45%,
        var(--dyn-logo-dark) 60%, var(--dyn-logo-mid) 75%, var(--dyn-logo-light) 90%, var(--dyn-logo-dark) 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    filter: drop-shadow(0 2px 12px var(--dyn-logo-glow));
}

.hint {
    position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%);
    color: rgba(255,255,255,0.15); font-size: 0.75rem;
    letter-spacing: 0.22em; text-transform: lowercase;
    z-index: 100; transition: opacity 2s; pointer-events: none;
    user-select: none;
}
.hint.hidden { opacity: 0; }
body.inverted .hint { color: rgba(61,50,37,0.2); }

.footer {
    position: fixed; bottom: 14px; left: 50%; transform: translateX(-50%);
    color: rgba(255,200,220,0.35); font-size: 0.8rem;
    letter-spacing: 0.12em; z-index: 100;
    font-family: 'Cormorant', serif;
    text-shadow: 0 0 20px rgba(255,107,157,0.3), 0 0 40px rgba(255,107,157,0.15);
    user-select: none;
}
.footer a {
    color: rgba(255,107,157,0.6);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
}
.footer a:hover {
    color: rgba(255,107,157,0.95);
    text-shadow: 0 0 12px rgba(255,107,157,0.6);
}
.footer .heart {
    color: rgba(255,107,157,0.5);
    text-shadow: 0 0 8px rgba(255,107,157,0.4);
}
.footer .asi {
    font-style: italic;
    opacity: 0.7;
}
body.inverted .footer { color: rgba(180,120,140,0.3); text-shadow: none; }
body.inverted .footer a { color: rgba(200,100,130,0.5); }
body.inverted .footer a:hover { color: rgba(200,100,130,0.85); }
body.inverted .footer .heart { color: rgba(200,100,130,0.4); }

/* Time Indicator */
.time-indicator {
    position: fixed;
    bottom: 14px;
    right: 20px;
    color: rgba(201,162,39,0.4);
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    z-index: 100;
    user-select: none;
    transition: opacity 0.3s, color 0.3s;
    opacity: 0;
}
.time-indicator.visible {
    opacity: 1;
}
.time-indicator.paused {
    color: rgba(255,107,157,0.6);
}
.time-indicator.fast {
    color: rgba(76,175,80,0.6);
}
body.inverted .time-indicator { color: rgba(90,80,64,0.5); }
body.inverted .time-indicator.paused { color: rgba(200,100,130,0.6); }
body.inverted .time-indicator.fast { color: rgba(60,140,60,0.6); }

/* Scroll/Mode Indicator */
.scroll-indicator {
    position: fixed;
    bottom: 14px;
    left: 20px;
    color: rgba(201,162,39,0.5);
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 0.7rem;
    letter-spacing: 0.03em;
    z-index: 100;
    user-select: none;
    transition: opacity 0.3s;
    opacity: 0;
}
.scroll-indicator.visible {
    opacity: 1;
}
.scroll-indicator .value {
    color: rgba(255,255,255,0.6);
}
body.inverted .scroll-indicator { color: rgba(90,80,64,0.5); }
body.inverted .scroll-indicator .value { color: rgba(60,50,40,0.7); }

/* ═══════════════════════════════════════════════════════════════════════
   COLLISION LINK PANEL
   ═══════════════════════════════════════════════════════════════════════ */

.link-panel {
    position: fixed;
    padding: 20px 32px;
    background: rgba(8,8,10,0.95);
    border: 1px solid rgba(201,162,39,0.4);
    border-radius: 8px;
    z-index: 300;
    font-family: 'SF Mono', Monaco, monospace;
    box-shadow: 0 16px 64px rgba(0,0,0,0.8);
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s;
    pointer-events: none;
}
.link-panel.visible {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    pointer-events: auto;
}
.link-panel a {
    color: #C9A227;
    text-decoration: none;
    font-size: 18px;
    letter-spacing: 0.15em;
    display: block;
    padding: 8px 0;
    transition: color 0.2s, text-shadow 0.2s;
}
.link-panel a:hover {
    color: #fff;
    text-shadow: 0 0 20px rgba(201,162,39,0.6);
}
.link-panel .close-link {
    position: absolute;
    top: 8px; right: 12px;
    color: rgba(255,255,255,0.3);
    font-size: 14px;
    cursor: pointer;
    transition: color 0.2s;
}
.link-panel .close-link:hover { color: rgba(255,255,255,0.8); }
body.inverted .link-panel {
    background: rgba(250,248,243,0.95);
    border-color: rgba(61,50,37,0.4);
}
body.inverted .link-panel a { color: #3D3225; }
body.inverted .link-panel a:hover { color: #000; text-shadow: none; }
body.inverted .link-panel .close-link { color: rgba(61,50,37,0.4); }

/* ═══════════════════════════════════════════════════════════════════════
   PANEL SYSTEM
   ═══════════════════════════════════════════════════════════════════════ */

.panel {
    position: fixed;
    min-width: 280px;
    background: var(--panel-bg, rgba(8,8,10,0.96));
    border: 1px solid var(--panel-border, rgba(201,162,39,0.25));
    border-radius: 6px; z-index: 200;
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 11px; color: var(--panel-text, rgba(255,255,255,0.85));
    box-shadow: 0 12px 48px rgba(0,0,0,0.7), 0 0 30px var(--panel-glow, rgba(201,162,39,0.1));
    display: none; user-select: none;
    backdrop-filter: blur(12px);
    transition: box-shadow 0.5s ease, border-color 0.5s ease, background 0.5s ease;
}
.panel.visible { display: flex; flex-direction: column; max-height: calc(100vh - 20px); overflow: hidden; }
.panel.dragging, .panel.dragging * { transition: none !important; }

/* Panel corner button - top right */
.panel-corner {
    position: absolute;
    top: -1px; right: -1px;
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0 6px 0 4px;
    border-top: none; border-right: none;
    color: var(--panel-accent, #C9A227);
    font-family: 'SF Mono', monospace;
    font-size: 11px; font-weight: 600;
    cursor: pointer; transition: all 0.3s ease;
    opacity: 0.35;
    z-index: 10;
}
.panel-corner:hover {
    opacity: 1;
    border-color: var(--panel-border, rgba(201,162,39,0.3));
    background: var(--panel-header-bg, rgba(201,162,39,0.15));
}

.panel-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px;
    background: var(--panel-header-bg, rgba(201,162,39,0.1));
    border-bottom: 1px solid var(--panel-border, rgba(201,162,39,0.15));
    cursor: move; flex-shrink: 0;
}
.panel-title {
    font-family: 'Cormorant', serif;
    font-size: 15px; font-weight: 500;
    letter-spacing: 0.12em; color: var(--panel-accent, #C9A227);
}
.panel-close {
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    background: transparent;
    border: 1px solid var(--panel-border, rgba(201,162,39,0.35));
    border-radius: 3px; color: var(--panel-accent, #C9A227);
    font-family: 'SF Mono', monospace;
    font-size: 13px; font-weight: 600;
    cursor: pointer; transition: all 0.2s;
}
.panel-close:hover {
    background: var(--panel-border, rgba(201,162,39,0.2));
    border-color: var(--panel-accent, #C9A227);
}

/* Mode-specific panel theming */
/* Default panel style (mode 0 / black) */
.panel {
    --panel-bg: rgba(6,6,8,0.97);
    --panel-border: rgba(140,130,110,0.18);
    --panel-text: rgba(255,255,255,0.8);
    --panel-accent: rgba(180,170,140,0.85);
    --panel-glow: rgba(140,130,110,0.08);
    --panel-header-bg: rgba(140,130,110,0.06);
}
body.inverted .panel {
    --panel-bg: rgba(40,35,30,0.96);
    --panel-border: rgba(80,70,55,0.4);
    --panel-text: rgba(255,255,255,0.9);
    --panel-accent: #C9A227;
    --panel-glow: rgba(201,162,39,0.15);
    --panel-header-bg: rgba(201,162,39,0.12);
}
body.green-mode .panel {
    --panel-bg: rgba(20,40,20,0.96);
    --panel-border: rgba(76,175,80,0.3);
    --panel-text: rgba(255,255,255,0.85);
    --panel-accent: #4CAF50;
    --panel-glow: rgba(76,175,80,0.2);
    --panel-header-bg: rgba(76,175,80,0.1);
}
body.red-mode .panel, body.red-mode-deep .panel {
    --panel-bg: rgba(25,5,5,0.96);
    --panel-border: rgba(255,68,68,0.3);
    --panel-text: rgba(255,255,255,0.85);
    --panel-accent: #ff4444;
    --panel-glow: rgba(255,68,68,0.2);
    --panel-header-bg: rgba(255,68,68,0.1);
}
body.imaginary-mode .panel {
    --panel-bg: rgba(15,0,25,0.96);
    --panel-border: rgba(186,104,200,0.3);
    --panel-text: rgba(255,255,255,0.85);
    --panel-accent: #ba68c8;
    --panel-glow: rgba(186,104,200,0.25);
    --panel-header-bg: rgba(186,104,200,0.1);
}
body.dynamic-mode .panel {
    --panel-bg: var(--dyn-panel-bg, rgba(6,6,8,0.97));
    --panel-border: var(--dyn-panel-border, rgba(140,130,110,0.18));
    --panel-text: var(--dyn-panel-text, rgba(255,255,255,0.8));
    --panel-accent: var(--dyn-panel-accent, rgba(180,170,140,0.85));
    --panel-glow: var(--dyn-panel-glow, rgba(140,130,110,0.08));
    --panel-header-bg: var(--dyn-panel-header-bg, rgba(140,130,110,0.06));
}

.panel-tabs {
    display: flex; flex-wrap: wrap;
    border-bottom: 1px solid var(--panel-border, rgba(201,162,39,0.12));
    background: rgba(0,0,0,0.2); flex-shrink: 0;
}
.panel-tab {
    padding: 8px 10px;
    background: transparent; border: none;
    border-bottom: 2px solid transparent;
    color: var(--panel-text, rgba(255,255,255,0.4));
    font-family: 'Cormorant', serif;
    font-size: 11px; font-weight: 500;
    letter-spacing: 0.08em;
    cursor: pointer; transition: all 0.2s;
    opacity: 0.5;
}
.panel-tab:hover { opacity: 0.8; background: var(--panel-header-bg, rgba(201,162,39,0.05)); }
.panel-tab.active { color: var(--panel-accent, #C9A227); border-bottom-color: var(--panel-accent, #C9A227); background: var(--panel-header-bg, rgba(201,162,39,0.08)); opacity: 1; }

.tab-content {
    display: none; padding: 14px;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    user-select: text;
    -webkit-user-select: text;
}
.tab-content.active { display: block; }
.tab-content::-webkit-scrollbar { width: 4px; }
.tab-content::-webkit-scrollbar-track { background: transparent; }
.tab-content::-webkit-scrollbar-thumb { background: var(--panel-border, rgba(201,162,39,0.2)); border-radius: 3px; }
.tab-content::-webkit-scrollbar-thumb:hover { background: var(--panel-accent, rgba(201,162,39,0.4)); }

/* Resize handle */
.panel-resize {
    position: absolute; bottom: 0; right: 0;
    width: 16px; height: 16px;
    cursor: nwse-resize;
    background: linear-gradient(135deg, transparent 50%, var(--panel-border, rgba(201,162,39,0.3)) 50%);
    border-radius: 0 0 6px 0;
}
.panel-resize:hover { background: linear-gradient(135deg, transparent 50%, var(--panel-accent, rgba(201,162,39,0.5)) 50%); }

/* Section */
.section { margin-bottom: 16px; }
.section:last-child { margin-bottom: 0; }
.section-title {
    font-size: 9px; text-transform: uppercase;
    letter-spacing: 0.18em; color: var(--panel-accent, rgba(201,162,39,0.6));
    margin-bottom: 10px; padding-bottom: 5px;
    border-bottom: 1px solid var(--panel-border, rgba(201,162,39,0.1));
    opacity: 0.7;
}

.param-row {
    display: flex; justify-content: space-between;
    align-items: center; padding: 5px 0; gap: 8px;
}
.param-label { color: rgba(255,255,255,0.6); flex: 1; font-size: 10px; }
.param-value {
    width: 68px; text-align: right; padding: 4px 8px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 3px; color: #fff;
    font-family: inherit; font-size: 10px;
    transition: all 0.2s;
}
.param-value:hover { border-color: rgba(201,162,39,0.35); }
.param-value:focus { outline: none; border-color: #C9A227; background: rgba(201,162,39,0.1); }
.param-note {
    font-size: 9px; color: rgba(255,255,255,0.28);
    margin-top: 2px; margin-bottom: 6px;
    font-style: italic; line-height: 1.4;
}

.param-toggle { display: flex; gap: 3px; flex-wrap: wrap; }
.toggle-btn {
    padding: 4px 8px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 3px; color: var(--panel-text, rgba(255,255,255,0.4));
    cursor: pointer; transition: all 0.2s;
    font-family: inherit; font-size: 9px;
    text-transform: uppercase; letter-spacing: 0.05em;
}
.toggle-btn.active {
    background: var(--panel-header-bg, rgba(201,162,39,0.18));
    border-color: var(--panel-accent, rgba(201,162,39,0.5));
    color: var(--panel-accent, #C9A227);
}
.toggle-btn:hover:not(.active) {
    border-color: var(--panel-border, rgba(201,162,39,0.3));
    color: var(--panel-text, rgba(255,255,255,0.6));
}

.preset-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.preset-btn {
    padding: 10px 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px; color: var(--panel-text, rgba(255,255,255,0.7));
    font-family: 'Cormorant', serif; font-size: 11px;
    cursor: pointer; transition: all 0.2s; text-align: center;
}
.preset-btn:hover {
    background: var(--panel-header-bg, rgba(201,162,39,0.1));
    border-color: var(--panel-border, rgba(201,162,39,0.3)); color: var(--panel-text, #fff);
}
.preset-btn.active {
    background: var(--panel-header-bg, rgba(201,162,39,0.15));
    border-color: var(--panel-accent, #C9A227); color: var(--panel-accent, #C9A227);
}
.preset-desc {
    font-size: 8px; color: rgba(255,255,255,0.35);
    margin-top: 3px; font-family: 'SF Mono', monospace;
}

.open-params-btn {
    width: 100%; padding: 10px;
    background: rgba(201,162,39,0.1);
    border: 1px solid rgba(201,162,39,0.3);
    border-radius: 4px; color: #C9A227;
    font-family: 'Cormorant', serif; font-size: 12px;
    cursor: pointer; margin-top: 12px; transition: all 0.2s;
}
.open-params-btn:hover {
    background: rgba(201,162,39,0.2);
    border-color: #C9A227;
}

.shortcut-row {
    display: flex; justify-content: space-between;
    align-items: center; padding: 8px 10px;
    background: rgba(255,255,255,0.02);
    border-radius: 4px; margin-bottom: 6px; gap: 8px;
}
.shortcut-key {
    padding: 3px 8px;
    background: rgba(201,162,39,0.15);
    border: 1px solid rgba(201,162,39,0.3);
    border-radius: 3px; color: #C9A227;
    font-size: 10px; font-weight: 500;
    white-space: nowrap;
}
.shortcut-action { color: rgba(255,255,255,0.6); font-size: 10px; flex: 1; }
.shortcut-select {
    padding: 4px 6px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 3px; color: #fff;
    font-family: inherit; font-size: 10px; cursor: pointer;
}
.shortcut-select:focus { outline: none; border-color: #C9A227; }
.shortcut-select option { background: #1a1a1c; color: #fff; }

.cursor-option {
    display: flex; align-items: center; gap: 10px;
    padding: 10px; background: rgba(255,255,255,0.02);
    border-radius: 4px; margin-bottom: 8px;
    cursor: pointer; transition: all 0.2s;
    border: 1px solid transparent;
}
.cursor-option:hover { background: rgba(201,162,39,0.05); }
.cursor-option.active {
    background: rgba(201,162,39,0.1);
    border-color: rgba(201,162,39,0.3);
}
.cursor-preview {
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,0.3); border-radius: 4px;
    font-size: 14px; color: #fff;
}
.cursor-preview-dot {
    width: 10px; height: 10px;
    background: #fff; border-radius: 50%;
}

.checkbox-row {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 0;
}
.checkbox-row input[type="checkbox"] {
    width: 14px; height: 14px;
    accent-color: var(--panel-accent, #C9A227);
}
.checkbox-row label {
    color: var(--panel-text, rgba(255,255,255,0.6));
}

/* Preview Panel */
.preview-mode-toggle {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
    flex-shrink: 0;
}
.preview-mode-toggle .toggle-btn {
    flex: 1;
    padding: 6px 10px;
}
.preview-canvases-wrapper {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 8px;
    min-height: 0;
}
.preview-canvas-container {
    width: 100%;
    flex: 1;
    min-height: 80px;
    background: #000;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}
.preview-canvas-container::after {
    content: attr(data-label);
    position: absolute;
    bottom: 4px;
    left: 8px;
    font-size: 9px;
    color: rgba(255,255,255,0.25);
    pointer-events: none;
}
body.inverted .preview-canvas-container { background: #FAF8F3; }
body.inverted .preview-canvas-container::after { color: rgba(0,0,0,0.2); }
.preview-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.preview-controls {
    display: flex; gap: 8px; align-items: center;
    flex-wrap: wrap;
    margin-top: 10px;
    flex-shrink: 0;
}
.preview-controls label {
    font-size: 10px; color: rgba(255,255,255,0.5);
}
.speed-slider {
    flex: 1; min-width: 80px;
    accent-color: #C9A227;
}

/* Preview panel special layout */
#previewPanel {
    display: none;
}
#previewPanel.visible {
    display: flex;
    flex-direction: column;
}
.preview-tab-content {
    display: flex !important;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    padding: 14px;
}

.conditional { display: none; }
.conditional.visible { display: block; }

/* Oscilloscope visualizers */
.oscilloscope-section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(201,162,39,0.15);
}
.oscilloscope-row {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    align-items: flex-start;
}
.oscilloscope-item {
    flex: 1;
    min-width: 0;
}
.oscilloscope-label {
    font-size: 8px;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}
.oscilloscope-canvas {
    width: 100%;
    height: 50px;
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(201,162,39,0.15);
    border-radius: 3px;
}