/* Custom CSS Variables & Design Tokens */
:root {
    --bg-main: #090a0f;
    --card-bg: #11131c;
    --border-color: #1e2230;
    --text-primary: #f0f3f6;
    --text-secondary: #8b949e;
    --accent-blue: #1b85f3;
    --accent-blue-hover: #3895f5;
    --accent-green: #2ea44f;
    --accent-red: #da3633;
    --console-bg: #07080c;
    --code-bg: #0a0c10;
    --editor-gutter: #161b22;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --border-radius: 8px;
    --transition-smooth: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Custom Scrollbar Styles */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--code-bg);
}
::-webkit-scrollbar-thumb {
    background: #30363d;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #8b949e;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    height: 100vh;
    overflow: hidden;
}

/* Main Container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header Design */
.app-header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1.15rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.logo-icon {
    background-color: var(--accent-blue);
    color: #ffffff;
    font-weight: 800;
    font-size: 0.95rem;
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    letter-spacing: 1px;
}

.logo-text h1 {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: var(--text-primary);
}

.logo-text p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    letter-spacing: 0.2px;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    background-color: rgba(27, 133, 243, 0.08);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid rgba(27, 133, 243, 0.15);
}

/* Pulsing Engine Indicator */
.status-pulse {
    width: 8px;
    height: 8px;
    background-color: #58a6ff;
    border-radius: 50%;
    position: relative;
    display: inline-block;
}

.status-pulse::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 50%;
    background-color: #58a6ff;
    animation: pulse 1.8s infinite ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(3.5); opacity: 0; }
}

.status-text {
    font-size: 0.82rem;
    font-weight: 500;
    color: #58a6ff;
    letter-spacing: 0.3px;
}

/* Main Dashboard Workspace Grid */
.app-main {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    padding: 1.25rem;
    background-color: var(--bg-main);
    overflow: hidden;
}

.panel {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.panel-header {
    background-color: rgba(255, 255, 255, 0.01);
    border-bottom: 1px solid var(--border-color);
    padding: 0.9rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h2 {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

/* IDE Code Editor Skin */
.code-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--code-bg);
    overflow: hidden;
}

.editor-filename {
    background-color: rgba(255, 255, 255, 0.015);
    border-bottom: 1px solid var(--border-color);
    padding: 0.6rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.file-icon {
    font-size: 0.95rem;
}

.editor-filename input {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 500;
    width: 250px;
    outline: none;
}

.editor-container {
    flex: 1;
    display: flex;
    overflow: hidden;
    position: relative;
}

/* Code Gutter (Line Numbers) */
.line-numbers {
    width: 46px;
    background-color: rgba(0, 0, 0, 0.15);
    border-right: 1px solid var(--border-color);
    color: #484f58;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-align: right;
    padding: 1.25rem 0.6rem 1.25rem 0;
    user-select: none;
    overflow: hidden;
    line-height: 1.5;
}

.line-numbers div {
    height: 1.5rem;
}

textarea#code-input {
    flex: 1;
    background-color: var(--code-bg);
    color: #e6edf3;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    padding: 1.25rem;
    border: none;
    resize: none;
    outline: none;
    line-height: 1.5;
    overflow-y: auto;
}

/* File Selector dropdown & buttons */
.file-selector {
    display: flex;
    gap: 0.5rem;
}

select {
    background-color: var(--bg-main);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.85rem;
    border-radius: 6px;
    font-size: 0.82rem;
    outline: none;
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 500;
    transition: var(--transition-smooth);
}

select:hover {
    border-color: var(--text-secondary);
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #ffffff;
    border: none;
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    font-size: 0.88rem;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background-color: var(--accent-blue-hover);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.85rem;
    font-size: 0.82rem;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.03);
    border-color: #58a6ff;
    color: #58a6ff;
}

.panel-actions {
    padding: 0.9rem 1.25rem;
    background-color: rgba(255, 255, 255, 0.005);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
}

/* Tabs pills bar */
.tabs {
    display: flex;
    gap: 0.35rem;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.45rem 1rem;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition-smooth);
}

.tab-btn:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
    color: #58a6ff;
    background-color: rgba(56, 149, 245, 0.1);
    border: 1px solid rgba(56, 149, 245, 0.2);
}

.panel-body {
    flex: 1;
    overflow-y: auto;
    background-color: var(--bg-main);
}

.tab-content {
    display: none;
    height: 100%;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

/* Terminal logs panel */
.agent-console {
    flex: 1;
    background-color: var(--console-bg);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.console-header {
    background-color: rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid var(--border-color);
    padding: 0.6rem 1.25rem;
    display: flex;
    justify-content: space-between;
}

.console-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.console-sub {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-blue);
}

.console-body {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.84rem;
    color: #a5d6ff;
    line-height: 1.6;
}

.log-line {
    margin-bottom: 0.65rem;
    white-space: pre-wrap;
    word-break: break-all;
}

.log-line.system {
    color: var(--text-secondary);
}

.log-line.info {
    color: #58a6ff;
}

.log-line.success {
    color: #3fb950;
}

.log-line.warning {
    color: #d29922;
}

/* Code Output Tab Styles */
.code-output-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.code-header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 0.6rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.code-header span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.code-output-container pre {
    flex: 1;
    background-color: var(--code-bg);
    padding: 1.25rem;
    overflow: auto;
    margin: 0;
}

.code-output-container code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #c9d1d9;
    white-space: pre;
    line-height: 1.5;
}

/* Premium Analytics Dashboard Grid */
.performance-grid {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    overflow-y: auto;
    height: 100%;
}

.metric-summary-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.metric-summary-card h3 {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 1.25rem;
    letter-spacing: 0.5px;
}

.metric-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.speedup-display {
    display: flex;
    flex-direction: column;
}

#speedup-val {
    font-size: 4rem;
    font-weight: 800;
    color: #58a6ff;
    line-height: 0.9;
    letter-spacing: -0.04em;
}

.speedup-label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-weight: 500;
}

.sub-metrics {
    display: flex;
    gap: 2rem;
}

.sub-metric-item {
    display: flex;
    flex-direction: column;
    border-left: 2px solid var(--border-color);
    padding-left: 1rem;
}

.sub-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.2px;
}

.sub-val {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 0.25rem;
}

/* Charts Rows Layout */
.charts-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.chart-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    height: 200px;
    display: flex;
    flex-direction: column;
}

.chart-container h4 {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.chart-container canvas {
    flex: 1;
    max-height: 140px;
    width: 100% !important;
}

/* Media Query for Large Screens */
@media (min-width: 900px) {
    .charts-row {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Compiler Presets Card Styles */
.compiler-panel {
    background-color: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
    padding: 0.85rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.compiler-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.compiler-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#cpu-target-select {
    background-color: var(--bg-main);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.78rem;
    outline: none;
    cursor: pointer;
    font-family: var(--font-sans);
}

.compiler-body {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 0.6rem 0.85rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

#compiler-cmd {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: #a5d6ff;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Footer Styles */
.app-footer {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 0.8rem 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* 3D Canvas Elements */
#canvas-3d-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.22;
}

#canvas-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 100;
    pointer-events: none;
}

/* Card Hover Glow Highlight (Flat) */
.tilt-card {
    transition: box-shadow 0.15s ease;
}

.tilt-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45) !important;
}