/* ==========================================================================
   OptionContext — Premium Financial API Design System (styles.css)
   Aesthetic Principles: Technical blueprint grid, high-contrast consoles,
   precise visual hierarchy, and soft light emissions.
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Global Reset & CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
    /* Color System */
    --color-bg: #050505;
    --color-surface: #0b0f19;
    --color-surface-glass: rgba(11, 15, 25, 0.65);
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-glow: rgba(99, 102, 241, 0.15);
    
    --color-text-primary: #f3f4f6;
    --color-text-secondary: #9ca3af;
    --color-text-muted: #71717a;
    
    --color-accent: #6366f1; /* Indigo Primary */
    --color-accent-dim: rgba(99, 102, 241, 0.15);
    
    --color-secondary: #06b6d4; /* Cyan Telemetry */
    --color-secondary-dim: rgba(6, 182, 212, 0.15);
    
    --color-green: #10b981; /* Emerald Status */

    /* Fonts */
    --font-heading: 'Geist Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Geist Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Geist Mono', monospace;

    /* Spacing Base */
    --space-xxs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* Animation Easing */
    --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
    --duration-slow: 0.8s;
    --duration-medium: 0.4s;
    --duration-fast: 0.2s;
}

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

html {
    scroll-behavior: initial; /* Lenis handles smooth scrolling */
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    overflow-x: hidden;
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   1. Typography & Global Elements
   -------------------------------------------------------------------------- */
.mono {
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-premium),
                background-color var(--duration-fast) var(--ease-premium),
                border-color var(--duration-fast) var(--ease-premium);
}

pre, code {
    font-family: var(--font-mono);
}

/* Accessible focus outlines */
*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Volumetric Parallax Background Canvas */
#parallax-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 1.5s var(--ease-premium);
}
#parallax-canvas.rendered {
    opacity: 0.65;
}

/* Global Section Header & Badges */
.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--color-accent);
    border: 1px solid var(--color-accent-dim);
    background-color: rgba(99, 102, 241, 0.05);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    margin-bottom: var(--space-sm);
}

.section-header {
    max-width: 700px;
    margin-bottom: var(--space-lg);
}

.section-heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    line-height: 1.15;
    margin-bottom: var(--space-xs);
}

.section-subheading {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.text-center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* --------------------------------------------------------------------------
   2. Layout & Viewport Core
   -------------------------------------------------------------------------- */
main {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   3. Header & Global Navigation
   -------------------------------------------------------------------------- */
#global-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--duration-medium) var(--ease-premium), 
                backdrop-filter var(--duration-medium) var(--ease-premium);
}

#global-nav.scrolled {
    background-color: rgba(5, 5, 5, 0.75);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    height: 76px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-md);
}

.nav-logo-text {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.nav-logo-text span.accent {
    color: var(--color-secondary);
    font-weight: 700;
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
}

.nav-logo-text span.brackets {
    color: rgba(255, 255, 255, 0.15);
    font-weight: 300;
    transition: color 0.3s ease;
}

.nav-links {
    display: flex;
    gap: var(--space-md);
}

.nav-link {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background-color: var(--color-text-primary);
    transition: width var(--duration-medium) var(--ease-premium), 
                left var(--duration-medium) var(--ease-premium);
}

.nav-link:hover {
    color: var(--color-text-primary);
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-signin-btn {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-primary);
    background-color: transparent;
    border: 1px solid var(--color-border);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
}

.nav-signin-btn:hover {
    background-color: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.15);
}

.nav-cta-btn {
    font-size: 0.85rem;
    font-weight: 500;
    color: #ffffff;
    background-color: var(--color-accent);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.nav-cta-btn:hover {
    background-color: #4f46e5;
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.35);
}

/* User Badge Logged In state */
.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 13px;
    font-family: var(--font-heading);
}

.user-badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-green);
    border-radius: 50%;
}

.signout-btn {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
}

.signout-btn:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Mobile Nav Styles */
#mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 20px;
    height: 14px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 110;
}

.hamburger-line {
    width: 100%;
    height: 1px;
    background-color: var(--color-text-primary);
    transition: transform var(--duration-medium) var(--ease-premium), 
                opacity var(--duration-medium) var(--ease-premium);
}

#mobile-menu-toggle[aria-expanded="true"] .hamburger-line:first-child {
    transform: translateY(6px) rotate(45deg);
}

#mobile-menu-toggle[aria-expanded="true"] .hamburger-line:last-child {
    transform: translateY(-7px) rotate(-45deg);
}

#mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-medium) var(--ease-premium), 
                visibility var(--duration-medium) var(--ease-premium);
}

#mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
}

.mobile-nav-link {
    font-size: 1.75rem;
    font-family: var(--font-heading);
    color: var(--color-text-secondary);
}

.mobile-nav-link:hover {
    color: var(--color-text-primary);
}

.mobile-nav-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 240px;
    margin-top: var(--space-sm);
}

.mobile-signin, .mobile-cta, .mobile-signout {
    text-align: center;
    padding: 0.75rem 0;
    border-radius: 8px;
    font-weight: 500;
}

.mobile-signin {
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}

.mobile-cta {
    background-color: var(--color-accent);
    color: #ffffff;
}

.mobile-signout {
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   4. Hero Section & Config widget
   -------------------------------------------------------------------------- */
.hero-viewport {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: var(--space-lg);
    padding: 100px var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.hero-content {
    max-width: 660px;
}

.badge-wrapper {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: var(--space-md);
}

.live-indicator-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-secondary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--color-secondary);
}

.hero-headline {
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-sm);
}

.hero-headline span {
    display: block;
    opacity: 0;
    transform: translateY(30px);
}

.hero-subtext {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    opacity: 0;
    transform: translateY(20px);
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
}

.hero-cta-primary {
    font-size: 0.95rem;
    font-weight: 500;
    color: #ffffff;
    background-color: var(--color-accent);
    padding: 0.75rem 1.75rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.25);
}

.hero-cta-primary:hover {
    background-color: #4f46e5;
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.4);
}

.hero-cta-secondary {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    padding: 0.75rem 1.75rem;
    border-radius: 8px;
}

.hero-cta-secondary:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Config Tab Panel */
.installer-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    opacity: 0;
    transform: scale(0.96);
    will-change: transform, opacity;
}

.installer-tabs {
    display: flex;
    background-color: rgba(255, 255, 255, 0.01);
    border-bottom: 1px solid var(--color-border);
    padding: 0 12px;
}

.tab-btn {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    background: none;
    border: none;
    color: var(--color-text-secondary);
    padding: 14px 18px;
    cursor: pointer;
    position: relative;
    transition: color var(--duration-fast) var(--ease-premium);
}

.tab-btn:hover {
    color: var(--color-text-primary);
}

.tab-btn.active {
    color: var(--color-accent);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-accent);
}

.installer-content {
    padding: 20px;
    min-height: 260px;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.panel-label {
    display: block;
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.installer-content pre {
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #e5e7eb;
}

/* --------------------------------------------------------------------------
   5. Interactive Explorer Section
   -------------------------------------------------------------------------- */
.explorer-section {
    padding: var(--space-xl) var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.explorer-console {
    max-width: 850px;
    margin: 0 auto;
}

.console-search-bar {
    display: flex;
    gap: var(--space-xs);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 6px;
    border-radius: 8px;
    margin-bottom: var(--space-md);
}

.console-search-bar input {
    flex-grow: 1;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
}

.console-search-bar input:focus {
    outline: none;
}

.console-btn {
    position: relative;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    border: none;
    border-radius: 6px;
    padding: 0 1.25rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.console-btn::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 6px;
    box-shadow: 0 0 0 2px var(--color-text-primary);
    animation: btnPulse 2s infinite cubic-bezier(0.24, 0, 0.38, 1);
    pointer-events: none;
}

.console-btn:disabled {
    cursor: not-allowed;
    opacity: 0.35;
    background-color: var(--color-border) !important;
    color: var(--color-text-muted) !important;
}

.console-btn:disabled::after {
    display: none;
}

.console-btn:hover:not(:disabled) {
    opacity: 0.9;
}

.console-btn .arrow {
    transition: transform var(--duration-medium) var(--ease-premium);
}

.console-btn:hover:not(:disabled) .arrow {
    transform: translateX(4px);
}

@keyframes btnPulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.15, 1.3);
        opacity: 0;
    }
}

/* Terminal Container */
.terminal-container {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
}

.terminal-header {
    background-color: rgba(255, 255, 255, 0.01);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

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

.dot-red { background-color: #ef4444; }
.dot-yellow { background-color: #eab308; }
.dot-green { background-color: #22c55e; }

.terminal-title {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.terminal-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
    color: #e5e7eb;
    min-height: 240px;
    max-height: 480px;
    overflow-y: auto;
}

.line {
    margin-bottom: 10px;
}

.line-input {
    color: var(--color-secondary);
    font-weight: 500;
}

.line-output {
    color: var(--color-accent);
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   6. Token Comparison Section
   -------------------------------------------------------------------------- */
.comparison-section {
    padding: var(--space-xl) var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-lg);
    align-items: center;
}

.comparison-info h2 {
    margin-top: var(--space-sm);
}

.comparison-desc {
    color: var(--color-text-secondary);
    line-height: 1.65;
    margin-top: var(--space-sm);
}

.comparison-visualization {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 30px;
    border-radius: 12px;
}

.comparison-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.chart-title {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.chart-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chart-row-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
}

.token-count {
    color: var(--color-text-muted);
}

.chart-bar-bg {
    height: 8px;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 4px;
    overflow: hidden;
}

.chart-bar-fill {
    height: 100%;
    border-radius: 4px;
    width: 0;
    transition: width 1.5s var(--ease-premium);
}

.bar-red {
    background-color: rgba(239, 68, 68, 0.7);
}

.bar-indigo {
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
}

.accent-color {
    color: var(--color-secondary) !important;
}

/* --------------------------------------------------------------------------
   7. Features Grid Section (Bento Layout)
   -------------------------------------------------------------------------- */
.features-section {
    padding: var(--space-xl) var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.features-grid.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: minmax(280px, auto);
    gap: var(--space-md);
}

.feature-card {
    background-color: rgba(11, 15, 25, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: border-color 0.4s var(--ease-premium), 
                background-color 0.4s var(--ease-premium),
                box-shadow 0.4s var(--ease-premium);
    will-change: border-color, background-color, box-shadow;
}

.feature-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    background-color: rgba(11, 15, 25, 0.65);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.04);
}

/* Bento card sizing overrides */
.feature-card.bento-wide {
    grid-column: span 2;
    flex-direction: row;
    align-items: center;
    gap: 30px;
}

.feature-card.bento-tall {
    grid-row: span 2;
    justify-content: space-between;
}

.feature-content {
    flex: 1;
}

.feature-icon {
    font-size: 1.5rem;
    display: inline-block;
    margin-bottom: var(--space-sm);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-text-primary);
}

.feature-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Bento Visual Elements */
.bento-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin-top: 15px;
}

.feature-card.bento-wide .bento-visual {
    margin-top: 0;
    max-width: 280px;
}

/* Mini Terminal Mockup */
.mini-terminal {
    background-color: #050505;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 14px;
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    line-height: 1.4;
    color: #e5e7eb;
}

.terminal-line {
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.t-cyan { color: var(--color-secondary); }
.t-indigo { color: var(--color-accent); }

/* Savings Circle Visualization */
.savings-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px double var(--color-accent);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.1);
}

.savings-circle .pct {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-secondary);
}

.savings-circle .lbl {
    font-size: 0.65rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Exchange Badges */
.exchange-visual {
    gap: 12px;
}

.exchange-badge {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
}

.exchange-badge.nse {
    color: var(--color-secondary);
    background-color: rgba(6, 182, 212, 0.05);
    border-color: rgba(6, 182, 212, 0.15);
}

.exchange-badge.bse {
    color: var(--color-accent);
    background-color: rgba(99, 102, 241, 0.05);
    border-color: rgba(99, 102, 241, 0.15);
}

/* Wallet Progress */
.wallet-visual {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
}

.wallet-bar {
    height: 6px;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.wallet-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    border-radius: 10px;
}

.wallet-text {
    font-size: 0.65rem;
    color: var(--color-text-muted);
}

/* Lock Timer */
.lock-visual {
    flex-direction: column;
    gap: 6px;
}

.lock-timer {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: 0.05em;
}

.lock-status {
    font-size: 0.65rem;
    color: var(--color-green);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* OHLC Grid */
.ohlc-visual {
    width: 100%;
}

.ohlc-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.ohlc-grid div {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--color-border);
    padding: 8px 12px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
}

.ohlc-grid span {
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   8. Pricing Cards Section
   -------------------------------------------------------------------------- */
.pricing-section {
    padding: var(--space-xl) var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    max-width: 1000px;
    margin: var(--space-md) auto 0;
}

.pricing-card {
    background-color: rgba(11, 15, 25, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    transition: border-color var(--duration-medium) var(--ease-premium), 
                background-color var(--duration-medium) var(--ease-premium),
                box-shadow var(--duration-medium) var(--ease-premium);
    will-change: border-color, background-color, box-shadow;
}

.pricing-card:hover {
    border-color: rgba(99, 102, 241, 0.35);
    background-color: rgba(11, 15, 25, 0.65);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.06);
}

.pricing-card.premium {
    border-color: var(--color-accent);
    background-color: rgba(11, 15, 25, 0.55);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.12);
}

.pricing-card.premium::before {
    content: 'MOST POPULAR';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    letter-spacing: 0.05em;
}

.pricing-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.price-value {
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.price-value span {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.pricing-features {
    list-style: none;
    width: 100%;
    margin-bottom: var(--space-md);
    flex-grow: 1;
}

.pricing-features li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-secondary);
    font-weight: 700;
}

.pricing-cta-btn {
    width: 100%;
    text-align: center;
    padding: 0.65rem 0;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}

.pricing-cta-btn:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.pricing-cta-btn.highlight {
    background-color: var(--color-accent);
    border-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.pricing-cta-btn.highlight:hover {
    background-color: #4f46e5;
}

/* --------------------------------------------------------------------------
   9. Footer Section
   -------------------------------------------------------------------------- */
#global-footer {
    padding: var(--space-lg) var(--space-md) var(--space-sm);
    border-top: none;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.footer-logo-text {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.footer-logo-text span.accent {
    color: var(--color-secondary);
    font-weight: 700;
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
}

.footer-logo-text span.brackets {
    color: rgba(255, 255, 255, 0.15);
    font-weight: 300;
    transition: color 0.3s ease;
}

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

.footer-right {
    display: flex;
    gap: var(--space-lg);
}

.footer-links-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-group-title {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xxs);
}

.footer-links-group a {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.footer-links-group a:hover {
    color: var(--color-text-primary);
}

.footer-link-static {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.footer-bottom {
    padding-top: var(--space-sm);
    text-align: center;
}

.copyright {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   10. Responsiveness (Media Queries)
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
    .hero-viewport {
        grid-template-columns: 1fr;
        padding-top: 120px;
    }
    
    .installer-card {
        max-width: 660px;
    }
    
    .features-grid.bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
    }
}

@media (max-width: 768px) {
    main {
        border-left: none;
        border-right: none;
    }
    
    .nav-links,
    .nav-actions {
        display: none;
    }
    
    #mobile-menu-toggle {
        display: flex;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid.bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }

    .feature-card.bento-wide {
        grid-column: span 1 !important;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .feature-card.bento-tall {
        grid-row: span 1 !important;
    }
    
    .footer-container {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .footer-right {
        width: 100%;
        justify-content: space-between;
    }
}

/* Reduced Motion preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-delay: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0s !important;
        scroll-behavior: auto !important;
    }
}

/* Interactive Option Chain Table styles */
.chain-results-container {
    margin-top: var(--space-sm);
    animation: fadeIn 0.5s var(--ease-premium);
}

.chain-meta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--color-accent-dim);
    background-color: rgba(99, 102, 241, 0.05);
    padding: 12px 18px;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.1);
}

.meta-item span {
    color: var(--color-text-muted);
    margin-right: 4px;
}

.meta-item strong {
    color: var(--color-secondary);
}

.option-chain-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.option-chain-table th {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    padding: 8px 10px;
    text-align: right;
}

.option-chain-table th.center-col,
.option-chain-table td.center-col {
    text-align: center;
    font-weight: 600;
    color: var(--color-accent);
    background-color: rgba(99, 102, 241, 0.02);
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
}

.option-chain-table td {
    padding: 6px 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
    text-align: right;
}

/* Call side styling */
.option-chain-table td.ce-col {
    color: var(--color-text-primary);
}

/* Put side styling */
.option-chain-table td.pe-col {
    color: var(--color-text-primary);
}

/* ATM Highlight styling */
.option-chain-table tr.atm-row {
    background-color: rgba(99, 102, 241, 0.06);
    border: 1px solid var(--color-accent) !important;
}

.option-chain-table tr.atm-row td.center-col {
    background-color: var(--color-accent);
    color: #ffffff;
}

/* ITM Shading: CE ITM (Strikes < spot) and PE ITM (Strikes > spot) */
.option-chain-table tr.ce-itm td.ce-col {
    background-color: rgba(255, 255, 255, 0.015);
}

.option-chain-table tr.pe-itm td.pe-col {
    background-color: rgba(255, 255, 255, 0.015);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Cursor-tracking Border Glow Layer */
.feature-card::before,
.pricing-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 12px;
    padding: 1px;
    background: radial-gradient(350px circle at var(--mouse-x, 0px) var(--mouse-y, 0px), rgba(99, 102, 241, 0.22), transparent 80%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.4s var(--ease-premium);
}

.feature-card:hover::before,
.pricing-card:hover::before {
    opacity: 1;
}

/* ==========================================================================
   OptionContext — Volumetric Strike CSS Logo Styling
   ========================================================================== */
.nav-logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.footer-logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    margin-bottom: var(--space-xxs);
}

.oc-logo-32 {
    width: 32px;
    height: 32px;
    position: relative;
    perspective: 150px;
    flex-shrink: 0;
}

.oc-logo-32 .oc-logo {
    width: 32px;
    height: 32px;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateX(60deg) rotateZ(-45deg);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.oc-logo-32 .oc-plate {
    position: absolute;
    left: 0;
    top: 0;
    width: 32px;
    height: 32px;
    border-radius: 7px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.5s ease,
                box-shadow 0.5s ease;
}

.oc-logo-32 .oc-plate-bottom {
    transform: translateZ(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(99, 102, 241, 0.02));
}

.oc-logo-32 .oc-plate-middle {
    transform: translateZ(0px);
    border-color: rgba(6, 182, 212, 0.4);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.12), rgba(6, 182, 212, 0.02));
}

.oc-logo-32 .oc-plate-top {
    transform: translateZ(8px);
    border-color: rgba(255, 255, 255, 0.4);
}

.oc-logo-32 .oc-node {
    position: absolute;
    width: 3.5px;
    height: 3.5px;
    border-radius: 50%;
    background-color: var(--color-secondary);
    box-shadow: 0 0 5px var(--color-secondary);
    top: 20%;
    left: 20%;
}

/* Hover Interaction states */
.nav-logo-link:hover .oc-logo,
.footer-logo-link:hover .oc-logo {
    transform: rotateX(55deg) rotateZ(135deg);
}

.nav-logo-link:hover .oc-plate-bottom,
.footer-logo-link:hover .oc-plate-bottom {
    transform: translateZ(-14px);
    border-color: rgba(99, 102, 241, 0.8);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.4);
}

.nav-logo-link:hover .oc-plate-middle,
.footer-logo-link:hover .oc-plate-middle {
    transform: translateZ(0px) scale(1.05);
    border-color: rgba(6, 182, 212, 0.9);
}

.nav-logo-link:hover .oc-plate-top,
.footer-logo-link:hover .oc-plate-top {
    transform: translateZ(14px) scale(1.1);
    border-color: rgba(255, 255, 255, 0.95);
}

.nav-logo-link:hover .nav-logo-text span.brackets,
.footer-logo-link:hover .footer-logo-text span.brackets {
    color: var(--color-accent);
}