:root {
    --bg-dark: #000000;
    --sidebar-bg: #000000;
    --neon-lime: #39ff14;
    --neon-magenta: #ff007f;
    --neon-cyan: #00f0ff;
    
    --font-wide: 'Syne', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: #fff;
    font-family: var(--font-mono);
    overflow: hidden;
    height: 100vh;
}

/* Background Rave Grid Strobe */
.grid-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
      linear-gradient(to right, rgba(255, 0, 127, 0.08) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(255, 0, 127, 0.08) 1px, transparent 1px);
    background-size: 45px 45px;
    z-index: 1;
}

.grid-backdrop.speed-slow {
    animation: strobe 1.5s infinite alternate;
}

@keyframes strobe {
    0% {
      background-image: 
        linear-gradient(to right, rgba(57, 255, 20, 0.09) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(57, 255, 20, 0.09) 1px, transparent 1px);
      background-color: rgba(255, 0, 127, 0.015);
    }
    100% {
      background-image: 
        linear-gradient(to right, rgba(0, 240, 255, 0.09) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 240, 255, 0.09) 1px, transparent 1px);
      background-color: rgba(57, 255, 20, 0.015);
    }
}

#app-root {
    height: 100%;
    width: 100%;
    position: relative;
    z-index: 5;
}

.studio-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 380px;
    min-width: 380px;
    flex-shrink: 0;
    background: var(--sidebar-bg);
    border-right: 3px solid var(--neon-lime);
    display: flex;
    flex-direction: column;
    z-index: 100;
    box-shadow: 5px 0 0px var(--neon-magenta);
    padding: 24px;
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--neon-lime) #111;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: #111;
}

.sidebar::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--neon-lime), var(--neon-cyan));
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--neon-lime);
}

.brand-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--neon-cyan);
    padding-bottom: 20px;
}

.badge-dot {
    width: 14px;
    height: 14px;
    background: var(--neon-lime);
    border: 2px solid #000;
    box-shadow: 0 0 0 2px var(--neon-lime);
}

.brand-header h2 {
    font-family: var(--font-wide);
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -1px;
    color: var(--neon-lime);
    text-shadow: 2px 2px 0px var(--neon-magenta);
}

.slider-group {
    background: #111;
    border: 2px solid var(--neon-cyan);
    box-shadow: 4px 4px 0px var(--neon-cyan);
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 24px;
    min-width: 0;
    overflow: hidden;
}

.controls-section, .downloads-section {
    margin-bottom: 35px;
    min-width: 0;
}

.controls-section h3, .downloads-section h3 {
    font-family: var(--font-wide);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    color: var(--neon-cyan);
    margin-bottom: 20px;
    text-shadow: 1px 1px 0px #000;
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 1.05rem;
    font-weight: bold;
    margin-bottom: 12px;
    font-family: var(--font-mono);
}

.val-glow {
    color: var(--neon-lime);
}

/* Parameter inputs */
.sidebar .param-input {
    width: 100%;
    max-width: 100%;
    background: #080808;
    border: 2px solid var(--neon-lime);
    color: #fff;
    padding: 8px 32px 8px 8px;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    outline: none;
    margin-top: 6px;
    box-sizing: border-box;
}

.sidebar .param-input:focus {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.35);
}

.sidebar .param-input.slogan-input {
    border-color: #bf00ff;
}

.sidebar input[type="text"].param-input.slogan-input {
    padding-right: 8px;
}

.sidebar .param-input.slogan-input:focus {
    border-color: #d24dff;
    box-shadow: 0 0 8px rgba(191, 0, 255, 0.45);
}

.sidebar input[type="number"].param-input {
    -moz-appearance: auto;
    appearance: auto;
}

.sidebar input[type="number"].param-input::-webkit-outer-spin-button,
.sidebar input[type="number"].param-input::-webkit-inner-spin-button {
    -webkit-appearance: inner-spin-button;
    opacity: 1;
    width: 22px;
    height: 100%;
    margin: 0;
    cursor: pointer;
    background: linear-gradient(180deg, #1f1f1f 0%, #0a0a0a 100%);
    border-left: 2px solid var(--neon-lime);
}

.sidebar input[type="number"].param-input::-webkit-inner-spin-button:hover {
    filter: drop-shadow(0 0 4px var(--neon-lime)) brightness(1.15);
}

.sidebar input[type="number"].param-input.slogan-input::-webkit-inner-spin-button {
    border-left-color: #bf00ff;
}

.sidebar input[type="number"].param-input.slogan-input::-webkit-inner-spin-button:hover {
    filter: drop-shadow(0 0 4px #bf00ff) brightness(1.15);
}

.sidebar .slider-group input[type="number"].param-input.panel-input {
    border-color: var(--neon-lime);
    border-width: 1px;
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: #222;
    border: 1px solid #444;
    appearance: none;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--neon-magenta);
    border: 2px solid #fff;
    cursor: pointer;
    box-shadow: 2px 2px 0px #000;
}

.board-info {
    font-size: 1rem;
    color: #fff;
    line-height: 1.6;
    margin-top: 15px;
    background: #111;
    padding: 12px;
    border: 2px solid var(--neon-lime);
    box-shadow: 4px 4px 0px var(--neon-lime);
    font-family: var(--font-mono);
    min-width: 0;
    overflow: hidden;
}

/* Download Buttons */
.btn-dl {
    width: 100%;
    padding: 12px;
    background: #000;
    border: 2px solid var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 4px 4px 0px var(--neon-cyan);
    font-family: var(--font-wide);
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    cursor: pointer;
    margin-bottom: 15px;
    transition: all 0.1s;
}

.btn-dl:hover {
    background: var(--neon-cyan);
    color: #000;
    box-shadow: 1px 1px 0px var(--neon-cyan);
    transform: translate(3px, 3px);
}

.btn-dl.primary-glow {
    border-color: var(--neon-lime);
    color: var(--neon-lime);
    box-shadow: 4px 4px 0px var(--neon-lime);
}

.btn-dl.primary-glow:hover {
    background: var(--neon-lime);
    color: #000;
    box-shadow: 1px 1px 0px var(--neon-lime);
    transform: translate(3px, 3px);
}

.btn-slogan-update {
    width: 100%;
    background: #bf00ff;
    color: #fff;
    border: none;
    padding: 12px;
    font-family: var(--font-mono);
    font-weight: bold;
    cursor: pointer;
    margin-top: 12px;
    margin-bottom: 8px;
    text-transform: uppercase;
    box-shadow: 0 0 12px rgba(191, 0, 255, 0.55);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-slogan-update:hover:not(:disabled) {
    background: #d24dff;
    box-shadow: 0 0 16px rgba(191, 0, 255, 0.75);
    transform: translateY(-1px);
}

.btn-slogan-update:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-update-generator {
    width: 100%;
    background: var(--neon-lime);
    color: #000;
    border: none;
    padding: 12px;
    font-family: var(--font-mono);
    font-weight: bold;
    cursor: pointer;
    margin-top: 16px;
    margin-bottom: 12px;
    text-transform: uppercase;
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-update-generator:hover:not(:disabled) {
    box-shadow: 0 0 14px rgba(57, 255, 20, 0.75);
    transform: translateY(-1px);
}

.btn-update-generator:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
}

.panel-toggle-group {
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 12px;
}

.panel-toggle-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--neon-lime);
}

.panel-params-block {
    margin-top: 12px;
    border-left: 2px solid var(--neon-lime);
    padding-left: 10px;
}

.board-info-spaced {
    margin-top: 24px;
}

.board-info-link {
    color: var(--neon-lime);
    text-decoration: underline;
    font-weight: bold;
}

.drc-status {
    margin-top: 8px;
    font-size: 0.85rem;
}

.drc-ok { color: var(--neon-lime); }
.drc-warn { color: #ffcc00; }
.drc-fail { color: #ff3b30; }

.drc-list {
    margin: 6px 0 0;
    padding-left: 16px;
    padding-right: 4px;
    font-size: 0.72rem;
    line-height: 1.35;
    color: #aaa;
    max-height: 160px;
    max-width: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--neon-lime) #111;
    list-style-position: outside;
}

.drc-list::-webkit-scrollbar {
    width: 5px;
    height: 0;
}

.drc-list::-webkit-scrollbar-thumb {
    background: var(--neon-lime);
    border-radius: 3px;
}

.drc-item {
    cursor: pointer;
    border-radius: 3px;
    padding: 3px 4px 3px 0;
    margin-left: -4px;
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
    transition: background 0.12s ease;
}

.drc-item:hover {
    background: rgba(255, 0, 127, 0.12);
}

.drc-item-error { color: #ff6b6b; }
.drc-item-warn { color: #ffcc66; }

.drc-viewport-popup {
    position: fixed;
    transform: translate(-50%, -100%);
    max-width: 280px;
    background: rgba(10, 10, 15, 0.95);
    border: 2px solid #ff007f;
    box-shadow: 0 0 12px rgba(255, 0, 127, 0.55);
    padding: 8px 12px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: #fff;
    pointer-events: none;
    z-index: 200;
}

.drc-viewport-popup-3d {
    z-index: 250;
}

.drc-viewport-popup-title {
    font-weight: bold;
    border-bottom: 1px solid #39ff14;
    padding-bottom: 3px;
    margin-bottom: 4px;
    color: #39ff14;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.drc-viewport-popup-body {
    color: #ddd;
    line-height: 1.4;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.slogan-stats {
    margin-top: 8px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #bf00ff;
    text-align: center;
}

.slider-group-spaced {
    margin-top: 12px;
}

.routing-spoiler {
    margin-top: 16px;
    margin-bottom: 8px;
    border: 2px solid #ffcc00;
    border-radius: 6px;
    background: #141100;
    box-shadow: 3px 3px 0 rgba(255, 204, 0, 0.25);
    overflow: hidden;
}

.routing-spoiler-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 12px 14px;
    background: transparent;
    border: none;
    color: #ffea80;
    font-family: var(--font-mono);
    font-weight: bold;
    font-size: 0.9rem;
    text-transform: uppercase;
    cursor: pointer;
    text-align: left;
}

.routing-spoiler-toggle:hover {
    background: rgba(255, 204, 0, 0.08);
}

.routing-spoiler-chevron {
    color: #ffcc00;
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.routing-spoiler.is-open .routing-spoiler-chevron {
    transform: rotate(90deg);
}

.routing-spoiler-panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s ease;
}

.routing-spoiler.is-open .routing-spoiler-panel {
    grid-template-rows: 1fr;
}

.routing-spoiler-inner {
    overflow: hidden;
    min-height: 0;
    padding: 0 12px;
    opacity: 0;
    transition: opacity 0.3s ease, padding 0.35s ease;
}

.routing-spoiler.is-open .routing-spoiler-inner {
    padding: 4px 12px 14px;
    opacity: 1;
}

.routing-param-row {
    margin-bottom: 0;
}

.routing-param-note {
    margin: 8px 0 10px;
    font-size: 0.68rem;
    line-height: 1.35;
    color: #b8a860;
}

.routing-param-section-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: bold;
    color: #ffea80;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin: 6px 0 4px;
}

.routing-param-section-spaced {
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px dashed rgba(255, 204, 0, 0.35);
}

.routing-input {
    font-size: 0.95rem;
}

.btn-update-routing {
    width: 100%;
    background: #ffcc00;
    color: #1a1400;
    border: none;
    padding: 12px;
    font-family: var(--font-mono);
    font-weight: bold;
    cursor: pointer;
    margin-top: 14px;
    margin-bottom: 4px;
    text-transform: uppercase;
    box-shadow: 0 0 12px rgba(255, 204, 0, 0.45);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-update-routing:hover:not(:disabled) {
    background: #ffe066;
    box-shadow: 0 0 16px rgba(255, 204, 0, 0.65);
    transform: translateY(-1px);
}

.btn-update-routing:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
}

.slider-group-slogan {
    margin-top: 4px;
}

.slider-group-slogan-count {
    margin-top: 10px;
}

/* Viewport Area */
.viewport-area {
    flex: 1;
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    position: relative;
    background: #000;
    overflow: hidden;
}

.viewport-tabs {
    display: flex;
    background: #111;
    border-bottom: 3px solid var(--neon-lime);
    padding: 12px 20px 0;
}

.tab-btn {
    padding: 10px 20px;
    background: #000;
    border: 2px solid var(--neon-magenta);
    border-bottom: none;
    color: var(--neon-magenta);
    box-shadow: 3px 3px 0px var(--neon-magenta);
    font-family: var(--font-wide);
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    cursor: pointer;
    margin-right: 15px;
    margin-bottom: 8px;
    transition: all 0.1s;
}

.tab-btn:hover, .tab-btn.active {
    background: var(--neon-magenta);
    color: #000;
    box-shadow: 1px 1px 0px var(--neon-magenta);
    transform: translate(2px, 2px);
}

.viewport-display {
    flex: 1;
    min-height: 0;
    background: #000;
    position: relative;
    overflow: hidden;
}

.viewport-pane {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.viewport-pcb-pane {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.pcb-svg-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

/* Overlay compiling/error status */
.compile-overlay, .error-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 240, 255, 0.1);
    border-top-color: var(--neon-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error-overlay {
    color: var(--neon-magenta);
    font-size: 1.2rem;
    font-family: var(--font-mono);
    border: 3px solid var(--neon-magenta);
    padding: 20px;
    background: #000;
    box-shadow: 6px 6px 0px var(--neon-magenta);
}

/* Custom SVG viewers */
.schematic-svg-container {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    box-sizing: border-box;
    overflow: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--neon-cyan) #111;
}

.schematic-svg-container::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.schematic-svg-container::-webkit-scrollbar-track {
    background: #111;
}

.schematic-svg-container::-webkit-scrollbar-thumb {
    background: var(--neon-cyan);
    border-radius: 3px;
}

.schematic-svg-container svg {
    max-height: 100%;
    max-width: 100%;
    border: 3px solid var(--neon-cyan);
    background: #050505;
    box-shadow: 8px 8px 0px var(--neon-cyan);
}

.three-container {
    padding: 40px;
    box-sizing: border-box;
}

.three-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    border: 3px solid var(--neon-magenta);
    box-shadow: 8px 8px 0px var(--neon-magenta);
    background: #0a0a0f;
}

/* Vaporwave Synthwave Loading Screen Styles */
.compile-overlay.vaporwave-mode {
    background: radial-gradient(circle at 50% 45%, #18032b 0%, #030008 100%);
    overflow: hidden;
    position: absolute;
    inset: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.compile-overlay.vaporwave-mode.is-visible {
    display: flex;
}

.compile-overlay.slogan-mode {
    background: rgba(0, 0, 0, 0.88);
}

.compile-overlay.slogan-mode .vaporwave-sun,
.compile-overlay.slogan-mode .vaporwave-grid {
    display: none;
}

.compile-overlay.slogan-mode .vaporwave-content {
    margin-top: 0;
}

.compile-overlay.slogan-mode .spinner-neon {
    width: 44px;
    height: 44px;
    margin-bottom: 16px;
}

.vaporwave-sun {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: linear-gradient(to bottom, #ff007f 0%, #ff8c00 100%);
    box-shadow: 0 0 40px rgba(255, 0, 127, 0.4), 0 0 80px rgba(255, 140, 0, 0.2);
    animation: sun-glitch 4.5s infinite;
}

.vaporwave-sun::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(24, 3, 43, 0) 20%, rgba(3, 0, 8, 1) 95%),
                repeating-linear-gradient(to bottom, transparent, transparent 12px, #030008 12px, #030008 16px);
    border-radius: 50%;
}

.vaporwave-grid {
    position: absolute;
    bottom: 0;
    left: -50%;
    width: 200%;
    height: 45%;
    background-image: 
      linear-gradient(to right, rgba(0, 240, 255, 0.2) 2px, transparent 2px),
      linear-gradient(to bottom, rgba(0, 240, 255, 0.2) 2px, transparent 2px);
    background-size: 50px 50px;
    transform: perspective(220px) rotateX(60deg);
    transform-origin: top center;
    animation: grid-move 2.5s linear infinite;
    mask-image: linear-gradient(to top, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
}

.vaporwave-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 180px;
}

.spinner-neon {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(0, 240, 255, 0.1);
    border-top: 4px solid var(--neon-cyan);
    border-right: 4px solid var(--neon-magenta);
    border-radius: 50%;
    animation: spin 0.8s cubic-bezier(0.5, 0.15, 0.45, 0.85) infinite;
    filter: drop-shadow(0 0 6px var(--neon-cyan)) drop-shadow(0 0 6px var(--neon-magenta));
    margin-bottom: 24px;
}

.vaporwave-text {
    font-family: var(--font-wide);
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #fff;
    text-shadow: 0 0 10px var(--neon-magenta), 0 0 20px var(--neon-cyan);
    animation: text-pulse 1.2s ease-in-out infinite alternate;
}

@keyframes grid-move {
    from { background-position: 0 0; }
    to { background-position: 0 50px; }
}

@keyframes text-pulse {
    from {
        opacity: 0.75;
        transform: scale(0.97);
    }
    to {
        opacity: 1;
        transform: scale(1.03);
    }
}

@keyframes sun-glitch {
    0%, 91%, 95%, 100% {
        transform: translate(-50%, -50%) skewX(0deg) scale(1);
        filter: hue-rotate(0deg) saturate(1);
    }
    92% {
        transform: translate(-52%, -48%) skewX(-12deg) scaleY(0.85);
        filter: hue-rotate(120deg) saturate(1.8) brightness(1.2);
    }
    93% {
        transform: translate(-48%, -52%) skewX(12deg) scaleX(1.15);
        filter: hue-rotate(-60deg) saturate(2) contrast(1.5);
    }
    94% {
        transform: translate(-50%, -50%) skewX(-5deg) scaleY(1.05);
        filter: hue-rotate(180deg) invert(0.1);
    }
}