/* ========================================
   CSS Variables & Base Setup
   ======================================== */

:root {
    /* Colors */
    --bg-dark: #0A0C10;
    --bg-card: #1A1C24;
    --text-primary: #F5F7FA;
    --text-secondary: #B7C0CC;
    --cyan-glow: #00E5FF;
    --violet-glow: #7C4DFF;
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Spacing */
    --container-width: 1200px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

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

/* Noise texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.015;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    z-index: 1;
}

/* Particles canvas */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Ambient glows */
.ambient-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--cyan-glow), transparent);
    top: -300px;
    right: -300px;
    animation-delay: 0s;
}

.glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--violet-glow), transparent);
    bottom: -250px;
    left: -250px;
    animation-delay: -7s;
}

.glow-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--cyan-glow), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 30px) scale(0.9);
    }
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 10;
}

/* ========================================
   Header Styles
   ======================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 12, 16, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(10, 12, 16, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    gap: 2rem;
    position: relative;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-image {
    width: 2.5rem;
    height: 2.5rem;
    filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.3));
    transition: transform 0.35s ease, filter var(--transition-base);
    transform-origin: center center;
    will-change: transform;
}

.logo-container:hover .logo-image {
    filter: drop-shadow(0 0 20px rgba(0, 229, 255, 0.6));
    transform: scale(4);
}

.logo-container.logo-spin-active .logo-image {
    animation: logo-delayed-spin 0.9s linear infinite;
}

@keyframes logo-delayed-spin {
    from {
        transform: scale(4) rotate(0deg);
    }
    to {
        transform: scale(4) rotate(360deg);
    }
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 500;
    letter-spacing: -0.02em;
}

.logo-container:hover .logo-text {
    color: var(--cyan-glow);
}

.logo-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 229, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 1rem;
    margin-left: 0.5rem;
}

.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--cyan-glow);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        box-shadow: 0 0 4px var(--cyan-glow);
    }
    50% {
        opacity: 0.5;
        box-shadow: 0 0 12px var(--cyan-glow);
    }
}

.status-text {
    font-size: 0.75rem;
    color: var(--cyan-glow);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan-glow), var(--violet-glow));
    transition: width var(--transition-base);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 1.5rem;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ========================================
   Button Styles
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--cyan-glow);
    color: var(--bg-dark);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.btn-primary:hover {
    background: #00d1e8;
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--cyan-glow);
    background: rgba(0, 229, 255, 0.05);
}

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

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: rgba(124, 77, 255, 0.5);
    background: rgba(124, 77, 255, 0.05);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn svg {
    transition: transform var(--transition-base);
}

.btn:hover svg {
    transform: translateX(4px);
}

/* ========================================
   Hero Section
   ======================================== */

.hero-section {
    position: relative;
    padding: 8rem 0 6rem;
    overflow: hidden;
}

.hero-grid-lines {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    animation: grid-scroll 20s linear infinite;
}

@keyframes grid-scroll {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 40px 40px;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-left {
    position: relative;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 229, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: 2rem;
    margin-bottom: 2rem;
}

.pulse-dot {
    width: 0.375rem;
    height: 0.375rem;
    background: var(--cyan-glow);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.eyebrow-text {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cyan-glow);
    font-weight: 500;
}

.hero-title {
    font-size: 4rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-title-muted {
    color: var(--text-secondary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

/* Floating data streams */
.data-stream-container {
    position: absolute;
    right: -10rem;
    top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
    opacity: 1;
}

.data-stream {
    animation: stream-flow 8s ease-in-out infinite;
    animation-delay: calc(var(--delay, 0) * 1.5s);
}

.data-packet {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    background: rgba(0, 229, 255, 0.15);
    border: 1px solid rgba(0, 229, 255, 0.5);
    border-radius: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--cyan-glow);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
    position: relative;
}

.data-packet::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.2), rgba(124, 77, 255, 0.2));
    border-radius: 0.5rem;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.data-stream:hover .data-packet::before {
    opacity: 1;
}

@keyframes stream-flow {
    0%, 100% {
        transform: translateX(0) translateY(0) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translateX(-15px) translateY(-10px) scale(1.05);
        opacity: 1;
    }
}

/* Stack Diagram */
.stack-diagram-container {
    position: relative;
    padding: 2rem;
}

.stack-glow {
    position: absolute;
    inset: -50px;
    background: radial-gradient(ellipse at center, rgba(0, 229, 255, 0.1), rgba(124, 77, 255, 0.05), transparent);
    filter: blur(40px);
    pointer-events: none;
}

.stack-diagram {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.stack-plane {
    padding: 1rem 1.5rem;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.4);
    border-radius: 0.5rem;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: 
        0 0 20px rgba(0, 229, 255, 0.2),
        inset 0 0 20px rgba(0, 229, 255, 0.05);
}

.stack-plane::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.3), rgba(124, 77, 255, 0.3));
    border-radius: 0.5rem;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.stack-plane:hover::before {
    opacity: 0.6;
}

.stack-plane.active {
    border-color: rgba(0, 229, 255, 0.7);
    background: rgba(0, 229, 255, 0.12);
    box-shadow: 
        0 0 30px rgba(0, 229, 255, 0.4),
        inset 0 0 30px rgba(0, 229, 255, 0.1);
}

.stack-plane.active::before {
    opacity: 0.8;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

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

.plane-label {
    font-size: 0.625rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--plane-color, var(--cyan-glow));
    font-family: var(--font-mono);
}

.plane-name {
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-top: 0.25rem;
}

.plane-status {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--plane-color, var(--cyan-glow));
    opacity: 0.3;
    transition: opacity var(--transition-base);
}

.stack-plane.active .plane-status {
    opacity: 1;
    animation: pulse-dot 2s ease-in-out infinite;
}

.plane-connector {
    display: flex;
    justify-content: center;
    padding: 0.5rem 0;
}

.connector-line {
    width: 1px;
    height: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    transition: background var(--transition-base);
}

.connector-line.active {
    background: linear-gradient(to bottom, var(--from-color), var(--to-color));
}

/* ========================================
   Trust Strip
   ======================================== */

.trust-strip {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: rgba(26, 28, 36, 0.2);
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(26, 28, 36, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.trust-badge:hover {
    border-color: rgba(0, 229, 255, 0.3);
    transform: translateY(-2px);
}

.trust-icon {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--cyan-glow);
    transition: all var(--transition-base);
}

.trust-badge:hover .trust-icon {
    background: rgba(0, 229, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.trust-text {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* ========================================
   Capabilities Section
   ======================================== */

.capabilities-section {
    padding: 5rem 0;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.capability-card {
    position: relative;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(26, 28, 36, 0.5), transparent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-slow);
}

.capability-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.05), rgba(124, 77, 255, 0.05));
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.capability-card:hover {
    border-color: rgba(0, 229, 255, 0.3);
    transform: translateY(-4px);
}

.capability-card:hover::before {
    opacity: 1;
}

.capability-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--cyan-glow);
    margin-bottom: 1.5rem;
    transition: all var(--transition-base);
}

.capability-card:hover .capability-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.3);
}

.capability-title {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.capability-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.capability-grid-overlay {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 8rem;
    height: 8rem;
    background-image: 
        linear-gradient(rgba(0, 229, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.1) 1px, transparent 1px);
    background-size: 10px 10px;
    opacity: 0.05;
    pointer-events: none;
}

/* ========================================
   Section Headers
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ========================================
   Pipeline Section
   ======================================== */

.pipeline-section {
    padding: 5rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to bottom, transparent, rgba(26, 28, 36, 0.2), transparent);
}

.pipeline-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 0;
}

.pipeline-node {
    flex: 1;
    position: relative;
}

.pipeline-card {
    padding: 1.5rem;
    background: rgba(26, 28, 36, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.pipeline-card.active {
    border-color: var(--cyan-glow);
    background: rgba(0, 229, 255, 0.05);
    box-shadow: 0 0 40px rgba(0, 229, 255, 0.2);
}

.pipeline-number {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 255, 0.2);
    color: var(--cyan-glow);
    border-radius: 50%;
    font-weight: 600;
    margin-bottom: 1rem;
    transition: all var(--transition-base);
}

.pipeline-card.active .pipeline-number {
    background: var(--cyan-glow);
    color: var(--bg-dark);
}

.pipeline-label {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.pipeline-connector {
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

.connector-arrow {
    position: relative;
    height: 2px;
    flex: 1;
    background: rgba(0, 229, 255, 0.2);
}

.connector-arrow.active {
    background: linear-gradient(to right, var(--cyan-glow), var(--violet-glow));
}

.connector-arrow.active::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0.5rem;
    height: 0.5rem;
    background: var(--cyan-glow);
    border-radius: 50%;
    animation: flow-dot 2.5s ease-in-out infinite;
}

@keyframes flow-dot {
    0% {
        transform: translateX(-100px) translateY(-50%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(0) translateY(-50%);
        opacity: 0;
    }
}

/* ========================================
   Control Scales Section
   ======================================== */

.control-scales-section {
    padding: 5rem 0;
}

.control-scales {
    max-width: 48rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.control-scale {
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(26, 28, 36, 0.5), transparent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.control-scale:hover {
    border-color: rgba(124, 77, 255, 0.3);
}

.control-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.control-label {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.control-value {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--cyan-glow);
    padding: 0.25rem 0.75rem;
    background: rgba(0, 229, 255, 0.1);
    border-radius: 0.375rem;
}

.slider-container {
    margin-bottom: 0.75rem;
}

.slider {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    position: relative;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--cyan-glow);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
    transition: all var(--transition-base);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.8);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--cyan-glow);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
    transition: all var(--transition-base);
}

.slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.8);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.control-scales-footer {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ========================================
   Modes Section
   ======================================== */

.modes-section {
    padding: 5rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to bottom, transparent, rgba(26, 28, 36, 0.2), transparent);
}

.modes-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    max-width: 56rem;
    margin: 0 auto 3rem;
}

.mode-pill {
    padding: 0.75rem 1.5rem;
    background: rgba(26, 28, 36, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.mode-pill:hover,
.mode-pill.active {
    color: var(--mode-color, var(--cyan-glow));
    border-color: var(--mode-color, var(--cyan-glow));
    background: rgba(var(--mode-color-rgb, 0, 229, 255), 0.1);
}

.mode-pill.active {
    box-shadow: 0 0 20px rgba(var(--mode-color-rgb, 0, 229, 255), 0.3);
}

.mode-description {
    max-width: 42rem;
    margin: 0 auto;
    padding: 1.5rem;
    background: rgba(26, 28, 36, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    gap: 1rem;
}

.mode-status-indicator {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--cyan-glow);
    border-radius: 50%;
    margin-top: 0.5rem;
    animation: pulse-dot 2s ease-in-out infinite;
}

.mode-description-content {
    flex: 1;
}

.mode-description-title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--cyan-glow);
    margin-bottom: 0.5rem;
}

.mode-description-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   Tech Stack Section
   ======================================== */

.tech-stack-section {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem 2rem;
}

.tech-item {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    transition: color var(--transition-base);
    cursor: default;
}

.tech-item:hover {
    color: var(--cyan-glow);
}

.tech-separator {
    color: rgba(183, 192, 204, 0.3);
    font-size: 0.875rem;
}

/* ========================================
   Docs CTA Section
   ======================================== */

.docs-cta-section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.docs-cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent, rgba(0, 229, 255, 0.05), transparent);
    pointer-events: none;
}

.docs-cta-content {
    text-align: center;
    position: relative;
    z-index: 10;
}

.docs-cta-title {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.docs-cta-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 42rem;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.docs-cta-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
    background: rgba(26, 28, 36, 0.2);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

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

.footer-heading {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--cyan-glow);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-bottom-links a:hover {
    color: var(--cyan-glow);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .pipeline-container {
        flex-direction: column;
    }
    
    .pipeline-connector {
        display: none;
    }
    
    .main-nav {
        display: none;
        position: absolute;
        top: calc(100% + 0.5rem);
        right: 1.5rem;
        left: 1.5rem;
        flex-direction: column;
        gap: 0;
        background: rgba(10, 12, 16, 0.96);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 0.5rem;
        box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
        z-index: 200;
    }

    .main-nav.active {
        display: flex;
    }

    .main-nav .nav-link {
        padding: 0.85rem 0.75rem;
        border-radius: var(--radius-sm);
    }

    .main-nav .nav-link:hover,
    .main-nav .nav-link.active {
        background: rgba(0, 229, 255, 0.08);
    }

    .main-nav .nav-link::after {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-section {
        padding: 4rem 0 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .docs-cta-title {
        font-size: 2.25rem;
    }
    
    .header-actions .btn-ghost {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 2rem 1.25rem;
    }

    .footer-column {
        align-items: center;
        text-align: center;
    }

    .footer-links {
        align-items: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom-links {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .logo-status {
        display: none;
    }
    
    .data-stream-container {
        display: none;
    }
}