/* ===================================
   PCsim — Premium Dark Theme
   Cloudflare Pages + Workers Demo
   =================================== */

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

:root {
    /* Colors */
    --bg-deepest: #05050a;
    --bg-deep: #0a0a14;
    --bg-surface: #10101e;
    --bg-card: rgba(18, 18, 35, 0.6);
    --bg-card-solid: #12121f;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);

    --text-primary: #eaeaf4;
    --text-secondary: #7878a0;
    --text-muted: #4a4a6a;

    --accent-orange: #f6a623;
    --accent-amber: #ffb347;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --accent-cyan: #22d3ee;
    --accent-green: #34d399;
    --accent-red: #f87171;
    --accent-pink: #ec4899;

    --gradient-primary: linear-gradient(135deg, #f6a623 0%, #ff6b35 50%, #ec4899 100%);
    --gradient-surface: linear-gradient(135deg, rgba(246, 166, 35, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
    --gradient-glow: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(246, 166, 35, 0.06), transparent 40%);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;

    /* Sizing */
    --section-padding: 6rem 2rem;
    --card-radius: 16px;
    --btn-radius: 10px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-deepest);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Particle Canvas
   =================================== */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ===================================
   Glass Effect
   =================================== */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass:hover {
    border-color: var(--border-hover);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3), 0 0 60px rgba(246, 166, 35, 0.03);
}

/* ===================================
   Navigation
   =================================== */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 2rem;
    background: rgba(5, 5, 10, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    transform: translateY(0);
    transition: transform var(--transition-normal), background var(--transition-normal);
}

#navbar.hidden {
    transform: translateY(-100%);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    font-size: 1.2rem;
    font-weight: 800;
    text-decoration: none;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 0.25rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.4rem 0.85rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.nav-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-green);
    background: rgba(52, 211, 153, 0.08);
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    border: 1px solid rgba(52, 211, 153, 0.2);
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent-orange);
    background: rgba(246, 166, 35, 0.08);
    border: 1px solid rgba(246, 166, 35, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.2rem;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-line-2 {
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-subtitle code {
    font-family: var(--font-mono);
    color: var(--accent-orange);
    background: rgba(246, 166, 35, 0.1);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-size: 0.95rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.75rem 1.6rem;
    border-radius: var(--btn-radius);
    text-decoration: none;
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(246, 166, 35, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(246, 166, 35, 0.3);
}

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

.btn-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    animation: btnGlow 3s ease-in-out infinite;
}

@keyframes btnGlow {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
    100% { transform: translateX(100%); }
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.03);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn-send {
    background: var(--accent-orange);
    color: var(--bg-deepest);
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.5rem 1.2rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-send:hover {
    background: var(--accent-amber);
    box-shadow: 0 0 20px rgba(246, 166, 35, 0.3);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-stat-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.15rem;
}

.hero-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: floatDown 2s ease-in-out infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

@keyframes floatDown {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* ===================================
   Sections
   =================================== */
.section {
    position: relative;
    z-index: 1;
    padding: var(--section-padding);
}

.section-dark {
    background: var(--bg-deep);
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    background: rgba(34, 211, 238, 0.08);
    border: 1px solid rgba(34, 211, 238, 0.2);
    padding: 0.3rem 0.9rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

/* ===================================
   Status Grid
   =================================== */
.status-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.status-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: var(--card-radius);
    position: relative;
    overflow: hidden;
}

.status-card:hover {
    transform: translateY(-2px);
}

.status-icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.status-info h3 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.status-value {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.status-indicator {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all var(--transition-normal);
}

.status-card[data-status="ok"] .status-indicator {
    background: var(--accent-green);
    box-shadow: 0 0 8px rgba(52, 211, 153, 0.5);
}

.status-card[data-status="error"] .status-indicator {
    background: var(--accent-red);
    box-shadow: 0 0 8px rgba(248, 113, 113, 0.5);
}

.status-card[data-status="checking"] .status-indicator {
    background: var(--accent-amber);
    animation: pulse 1.5s ease-in-out infinite;
}

/* ===================================
   API Playground
   =================================== */
.playground-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 1.25rem;
}

.endpoint-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.endpoint-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 0.85rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.endpoint-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.endpoint-btn.active {
    border-color: rgba(246, 166, 35, 0.3);
    background: rgba(246, 166, 35, 0.05);
    color: var(--text-primary);
}

.method-badge {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.45rem;
    border-radius: 4px;
    text-transform: uppercase;
    flex-shrink: 0;
}

.method-badge.get {
    background: rgba(52, 211, 153, 0.15);
    color: var(--accent-green);
}

.method-badge.post {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.playground-main {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.request-panel,
.response-panel {
    border-radius: var(--card-radius);
    padding: 1.25rem;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.panel-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.panel-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    display: block;
}

.request-url-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.method-display {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-green);
    background: rgba(52, 211, 153, 0.1);
    padding: 0.35rem 0.65rem;
    border-radius: 6px;
    min-width: 45px;
    text-align: center;
}

.method-display.post {
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

.url-input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.url-input:focus {
    border-color: var(--accent-orange);
}

.body-editor-wrapper {
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.body-editor {
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem;
    color: var(--accent-cyan);
    resize: vertical;
    outline: none;
    transition: border-color var(--transition-fast);
    line-height: 1.5;
}

.body-editor:focus {
    border-color: var(--accent-blue);
}

.response-meta {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.response-status {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

.response-status.ok {
    background: rgba(52, 211, 153, 0.1);
    color: var(--accent-green);
}

.response-status.error {
    background: rgba(248, 113, 113, 0.1);
    color: var(--accent-red);
}

.response-time {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.response-body {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem;
    color: var(--text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    min-height: 100px;
    max-height: 400px;
    overflow-y: auto;
}

.response-body.active {
    color: var(--accent-cyan);
    border-color: rgba(34, 211, 238, 0.15);
}

/* ===================================
   Crypto Section
   =================================== */
.crypto-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.crypto-card {
    border-radius: var(--card-radius);
    padding: 1.5rem;
}

.crypto-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.crypto-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.crypto-input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.crypto-input,
.crypto-select {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.6rem 0.85rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.crypto-input:focus,
.crypto-select:focus {
    border-color: var(--accent-purple);
}

.crypto-select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237878a0'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2rem;
}

.crypto-select option {
    background: var(--bg-surface);
    color: var(--text-primary);
}

.crypto-result {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.result-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
}

.result-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    min-width: 90px;
    flex-shrink: 0;
}

.result-value {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--accent-purple);
    word-break: break-all;
}

/* ===================================
   Analytics Section
   =================================== */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric-card {
    border-radius: var(--card-radius);
    padding: 1.25rem;
    transition: transform var(--transition-normal);
}

.metric-card:hover {
    transform: translateY(-3px);
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.metric-icon {
    font-size: 1.3rem;
}

.metric-trend {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
}

.metric-trend.up {
    color: var(--accent-green);
    background: rgba(52, 211, 153, 0.08);
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.2rem;
}

.metric-label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.metric-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.metric-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-bar-fill.latency { background: var(--accent-cyan); }
.metric-bar-fill.success { background: var(--accent-green); }
.metric-bar-fill.fastest { background: var(--accent-purple); }

/* Request Log */
.request-log {
    border-radius: var(--card-radius);
    padding: 1.25rem;
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.log-entries {
    max-height: 260px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.log-entries::-webkit-scrollbar {
    width: 4px;
}
.log-entries::-webkit-scrollbar-track {
    background: transparent;
}
.log-entries::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.log-entry {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    animation: slideIn 0.25s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.log-time {
    color: var(--text-muted);
    min-width: 70px;
}

.log-method {
    font-weight: 700;
    min-width: 38px;
}

.log-method.get { color: var(--accent-green); }
.log-method.post { color: var(--accent-blue); }

.log-url {
    color: var(--text-secondary);
    flex: 1;
}

.log-status {
    font-weight: 600;
    min-width: 28px;
    text-align: right;
}

.log-status.ok { color: var(--accent-green); }
.log-status.error { color: var(--accent-red); }

.log-latency {
    color: var(--text-muted);
    min-width: 50px;
    text-align: right;
}

.log-empty {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===================================
   Benchmark Section
   =================================== */
.bench-card {
    border-radius: var(--card-radius);
    padding: 2rem;
}

.bench-config {
    display: flex;
    align-items: flex-end;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.bench-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.bench-input-group label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.bench-input,
.bench-select {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.55rem 0.75rem;
    color: var(--text-primary);
    outline: none;
    width: 100px;
    transition: border-color var(--transition-fast);
}

.bench-select {
    width: 200px;
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237878a0'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2rem;
}

.bench-select option {
    background: var(--bg-surface);
}

.bench-input:focus,
.bench-select:focus {
    border-color: var(--accent-orange);
}

.bench-progress {
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bench-progress-bar {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
    overflow: hidden;
}

.bench-progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 6px;
    width: 0%;
    transition: width 0.2s ease;
}

.bench-progress-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-orange);
    min-width: 35px;
}

.bench-results {
    margin-top: 2rem;
}

.bench-result-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.bench-stat {
    text-align: center;
    padding: 1rem 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    border: 1px solid var(--border);
}

.bench-stat-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-orange);
    margin-bottom: 0.25rem;
}

.bench-stat-label {
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.bench-histogram {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 80px;
    padding: 0.5rem 0;
}

.bench-bar {
    flex: 1;
    background: var(--gradient-primary);
    border-radius: 2px 2px 0 0;
    min-width: 3px;
    transition: height 0.3s ease;
    opacity: 0.7;
    position: relative;
}

.bench-bar:hover {
    opacity: 1;
}

/* ===================================
   Toast Notifications
   =================================== */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-card-solid);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    animation: toastIn 0.3s ease-out;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(20px);
}

.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.info { border-left: 3px solid var(--accent-cyan); }

.toast.exit {
    animation: toastOut 0.25s ease-in forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(20px); }
}

/* ===================================
   Footer
   =================================== */
.footer {
    position: relative;
    z-index: 1;
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-inner p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-sub {
    margin-top: 0.35rem;
    font-size: 0.78rem !important;
    color: var(--text-muted) !important;
}

.footer code {
    font-family: var(--font-mono);
    color: var(--accent-orange);
}

/* ===================================
   Scrollbar
   =================================== */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 900px) {
    .status-grid { grid-template-columns: repeat(2, 1fr); }
    .analytics-grid { grid-template-columns: repeat(2, 1fr); }
    .crypto-layout { grid-template-columns: 1fr; }
    .playground-layout { grid-template-columns: 1fr; }
    .bench-result-grid { grid-template-columns: repeat(3, 1fr); }
    .nav-links { display: none; }
}

@media (max-width: 600px) {
    :root { --section-padding: 4rem 1rem; }
    .status-grid { grid-template-columns: 1fr; }
    .analytics-grid { grid-template-columns: 1fr; }
    .bench-result-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-stats { flex-direction: column; gap: 1rem; }
    .hero-stat-divider { width: 40px; height: 1px; }
    .hero-actions { flex-direction: column; }
    .bench-config { flex-direction: column; align-items: stretch; }
    .bench-input, .bench-select { width: 100%; }
}

/* ===================================
   Intersection Observer Animations
   =================================== */
.section-inner {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.section-inner.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Cinematic Intro Overlay Styles
   =================================== */
#intro-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 99999;
    background: #030307;
    overflow: hidden;
    color: #ffffff;
    font-family: var(--font-sans);
    transition: opacity 1.2s cubic-bezier(0.25, 1, 0.5, 1), visibility 1.2s;
    user-select: none;
    -webkit-user-select: none;
}

#intro-container.fade-out {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

#intro-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#intro-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    opacity: 0;
    z-index: 50;
    pointer-events: none;
}

/* Sci-fi Grids and Scanlines */
.intro-grid-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background-image: 
        linear-gradient(rgba(246, 166, 35, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(246, 166, 35, 0.015) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center center;
}

.intro-scanlines {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0),
        rgba(255,255,255,0) 50%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.3)
    );
    background-size: 100% 4px;
    opacity: 0.4;
}

/* Skip Button */
#intro-skip-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    z-index: 100;
    background: rgba(18, 18, 35, 0.6);
    border: 1px solid rgba(246, 166, 35, 0.3);
    color: var(--accent-orange);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    cursor: pointer;
    backdrop-filter: blur(8px);
    letter-spacing: 0.05em;
    transition: all var(--transition-fast);
}

#intro-skip-btn:hover {
    background: var(--accent-orange);
    color: #000;
    border-color: var(--accent-orange);
    box-shadow: 0 0 15px rgba(246, 166, 35, 0.3);
    transform: translateY(-1px);
}

/* Loader Screen */
#intro-loader {
    position: absolute;
    inset: 0;
    background: #05050a;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

#intro-loader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loader-content {
    text-align: center;
    width: 280px;
}

.loader-logo {
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: 0.15em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    font-family: var(--font-sans);
}

.loader-bar-container {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.75rem;
}

#loader-progress-bar {
    width: 0%;
    height: 100%;
    background: var(--gradient-primary);
    box-shadow: 0 0 8px var(--accent-orange);
    transition: width 0.1s ease;
}

#loader-status {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Floating HUD */
#intro-hud {
    position: absolute;
    inset: 0;
    z-index: 10;
    pointer-events: none;
    display: grid;
    grid-template-columns: 350px 1fr 120px;
    grid-template-rows: 1fr 120px;
    padding: 3rem;
}

.hud-left {
    grid-column: 1;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    animation: fadeInLeft 1s ease-out;
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.step-badge {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--accent-orange);
    background: rgba(246, 166, 35, 0.08);
    border: 1px solid rgba(246, 166, 35, 0.2);
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.step-title {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(180deg, #ffffff 0%, #d5d5e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.step-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 320px;
}

/* HUD Bottom */
.hud-bottom {
    grid-column: 1 / span 3;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
}

.scroll-helper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
}

.mouse-icon {
    width: 16px;
    height: 24px;
    border: 1.5px solid var(--text-secondary);
    border-radius: 10px;
    display: inline-flex;
    justify-content: center;
    padding-top: 4px;
}

.mouse-wheel {
    width: 2px;
    height: 5px;
    background: var(--text-secondary);
    border-radius: 1px;
    animation: scrollAnim 1.5s infinite ease-in-out;
}

@keyframes scrollAnim {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(4px); opacity: 0; }
}

.progress-track {
    width: 60%;
    max-width: 600px;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

#progress-indicator {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--gradient-primary);
    box-shadow: 0 0 5px var(--accent-orange);
    transition: width 0.1s ease-out;
}

/* HUD Right - Step Navigation Dots */
.hud-right {
    grid-column: 3;
    grid-row: 1 / span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    gap: 1.5rem;
    pointer-events: auto;
}

.nav-dot {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    position: relative;
}

.nav-dot::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.nav-dot:hover::after {
    background: rgba(246, 166, 35, 0.4);
    transform: scale(1.2);
}

.nav-dot.active::after {
    background: var(--accent-orange);
    border-color: rgba(246, 166, 35, 0.4);
    box-shadow: 0 0 10px var(--accent-orange);
    transform: scale(1.4);
}

.dot-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-dot:hover .dot-label,
.nav-dot.active .dot-label {
    opacity: 1;
    transform: translateX(0);
    color: var(--text-secondary);
}

.nav-dot.active .dot-label {
    color: var(--accent-orange);
    font-weight: 700;
}

/* Boot Terminal Overlay */
#intro-boot-overlay {
    position: absolute;
    inset: 0;
    z-index: 150;
    background: rgba(5, 5, 10, 0.9);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

#intro-boot-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.boot-terminal {
    width: 600px;
    max-width: 90%;
    height: 400px;
    background: #020205;
    border: 1px solid rgba(246, 166, 35, 0.2);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(246, 166, 35, 0.05);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.terminal-header {
    height: 36px;
    background: #07070e;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    gap: 0.4rem;
}

.terminal-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5555; }
.terminal-dot.yellow { background: #ffb86c; }
.terminal-dot.green { background: #50fa7b; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-left: 0.5rem;
}

.terminal-body {
    flex: 1;
    padding: 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.5;
    overflow-y: auto;
    text-align: left;
    white-space: pre-wrap;
    word-break: break-all;
}

.terminal-line {
    margin-bottom: 0.25rem;
}

.terminal-line.green { color: #50fa7b; }
.terminal-line.cyan { color: #8be9fd; }
.terminal-line.amber { color: #f1fa8c; }
.terminal-line.orange { color: #ffb86c; }

#intro-enter-btn {
    align-self: center;
    margin: 1.5rem 0;
    box-shadow: 0 0 20px rgba(246, 166, 35, 0.2);
}

#intro-enter-btn:hover {
    box-shadow: 0 0 35px rgba(246, 166, 35, 0.4);
}

/* Adjust main website styling when intro is active */
body.intro-active {
    overflow: hidden !important;
}

/* Mobile HUD Optimizations */
@media (max-width: 900px) {
    #intro-hud {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto 100px;
        padding: 1.5rem;
    }
    
    .hud-left {
        grid-column: 1;
        grid-row: 1;
        justify-content: flex-start;
        padding-top: 4rem;
    }
    
    .hud-bottom {
        grid-column: 1;
        grid-row: 3;
    }
    
    .progress-track {
        width: 100%;
    }
    
    .hud-right {
        grid-column: 1;
        grid-row: 2;
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: 1rem;
        margin-bottom: 1rem;
    }
    
    .nav-dot::after {
        width: 12px;
        height: 12px;
    }
    
    .dot-label {
        display: none !important;
    }
    
    #intro-skip-btn {
        top: 1rem;
        right: 1rem;
        padding: 0.4rem 0.8rem;
        font-size: 0.65rem;
    }
}