/* ============================================
   CORTANA — Design System & Styles
   Dark Futuristic Theme with Glassmorphism
   ============================================ */

/* ---- CSS Custom Properties ---- */
:root {
    --bg-primary: #050810;
    --bg-secondary: #0a0e1a;
    --bg-card: rgba(26, 31, 53, 0.65);
    --bg-card-hover: rgba(26, 31, 53, 0.9);
    --accent-cyan: #00e5ff;
    --accent-purple: #8b6bff;
    --accent-pink: #ff61a6;
    --accent-green: #00ff88;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --text-muted: rgba(255, 255, 255, 0.4);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 212, 255, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --font-heading: 'Inter', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset & Base ---- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

*::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    /* Prevent horizontal scroll */
}

/* Hide scrollbar but keep functionality */
html::-webkit-scrollbar {
    width: 0;
    display: none;
}

body {
    font-family: var(--font-heading);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    /* Prevent horizontal scroll */
}

/* Hide scrollbar for Firefox */
body {
    scrollbar-width: none;
}

/* Hide scrollbar for IE/Edge */
body {
    -ms-overflow-style: none;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

code {
    font-family: var(--font-mono);
    background: rgba(0, 212, 255, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--accent-cyan);
}

/* ---- Utilities ---- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 50%, var(--accent-cyan) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    to {
        background-position: 200% center;
    }
}

/* ---- Reveal Animation ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   NAVBAR
   ============================================ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    padding: 10px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.logo-icon {
    color: var(--accent-cyan);
    font-size: 1.3rem;
    filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5));
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-version {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    padding: 2px 6px;
    border: 1px solid var(--border-glass);
    border-radius: 4px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    letter-spacing: 0.5px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition);
    border-radius: 2px;
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

/* ============================================
   HERO
   ============================================ */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 24px 80px;
}

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

#hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%,
            rgba(0, 229, 255, 0.12) 0%,
            transparent 50%),
        radial-gradient(circle at 70% 50%,
            rgba(139, 107, 255, 0.12) 0%,
            transparent 50%);
    z-index: 0;
    animation: heroGlow 6s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(-2%, 2%) scale(1.05);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    width: 100%;
    padding: 0 16px;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 100px;
    background: rgba(0, 255, 136, 0.05);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

.badge-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 2px;
    color: var(--accent-green);
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(0.98);
    }
}

.hero-title {
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease 0.2s both;
    text-shadow: 0 0 40px rgba(0, 229, 255, 0.5),
        0 0 80px rgba(139, 107, 255, 0.3);
    letter-spacing: -2px;
    position: relative;
}

/* Glitch effect hypnotic */
.hero-title .gradient-text {
    animation: shimmer 3s linear infinite, glitch 8s infinite;
}

@keyframes glitch {

    0%,
    90%,
    100% {
        transform: translate(0);
        filter: hue-rotate(0deg);
    }

    92% {
        transform: translate(-2px, 1px);
        filter: hue-rotate(10deg);
    }

    94% {
        transform: translate(2px, -1px);
        filter: hue-rotate(-10deg);
    }

    96% {
        transform: translate(-1px, 2px);
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 56px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
    font-weight: 400;
}

.hero-subtitle strong {
    color: var(--accent-cyan);
}

.hero-performance {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.perf-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 100px;
    transition: var(--transition);
}

.perf-badge:hover {
    background: rgba(0, 229, 255, 0.12);
    border-color: rgba(0, 229, 255, 0.4);
    transform: translateY(-2px);
}

.perf-icon {
    font-size: 1.2rem;
}

.perf-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 900;
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    filter: drop-shadow(0 0 20px rgba(0, 229, 255, 0.4));
    animation: statPulse 3s ease-in-out infinite;
}

@keyframes statPulse {

    0%,
    100% {
        filter: drop-shadow(0 0 20px rgba(0, 229, 255, 0.4));
        transform: scale(1);
    }

    50% {
        filter: drop-shadow(0 0 30px rgba(0, 229, 255, 0.7));
        transform: scale(1.03);
    }
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    color: #fff;
    box-shadow: 0 8px 40px rgba(0, 229, 255, 0.5),
        0 0 60px rgba(139, 107, 255, 0.3);
    font-size: 1.05rem;
    padding: 18px 40px;
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

/* Pulsing energy effect on CTA */
.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    animation: ctaPulse 2s ease-out infinite;
}

@keyframes ctaPulse {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }

    100% {
        width: 300px;
        height: 300px;
        opacity: 0;
    }
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 16px 60px rgba(0, 229, 255, 0.7),
        0 0 100px rgba(139, 107, 255, 0.5);
}

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

.btn-secondary:hover {
    color: var(--text-primary);
    border-color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.05);
}

.hero-scarcity {
    margin-top: 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
    animation: fadeInUp 0.8s ease 1s both;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.hero-scarcity strong {
    color: var(--accent-green);
    font-weight: 700;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
        height: 60px;
    }

    50% {
        opacity: 0.3;
        height: 40px;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   SECTIONS — General
   ============================================ */
.section {
    padding: 120px 0;
    position: relative;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-alt::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(123, 97, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 212, 255, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--accent-cyan);
    display: inline-block;
    margin-bottom: 16px;
    padding: 6px 16px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    background: rgba(0, 212, 255, 0.05);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   PHILOSOPHY
   ============================================ */
.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 32px;
    align-items: center;
}

.philosophy-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(12px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

/* Animated border gradient */
.philosophy-card::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-lg);
    background: linear-gradient(45deg,
            transparent 30%,
            rgba(0, 229, 255, 0.4),
            rgba(139, 107, 255, 0.4),
            transparent 70%);
    background-size: 300% 300%;
    animation: borderGlow 6s ease infinite;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s;
}

.philosophy-card:hover::after {
    opacity: 1;
}

@keyframes borderGlow {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.philosophy-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, transparent 60%, rgba(0, 212, 255, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.philosophy-card:hover {
    transform: translateY(-8px) rotateX(5deg);
    border-color: rgba(0, 212, 255, 0.2);
    box-shadow: 0 20px 60px rgba(0, 229, 255, 0.3);
}

.philosophy-card.cortana:hover {
    border-color: rgba(123, 97, 255, 0.3);
    box-shadow: 0 0 30px rgba(123, 97, 255, 0.15);
}

.card-icon {
    color: var(--accent-cyan);
    margin-bottom: 24px;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

.cortana .card-icon {
    color: var(--accent-purple);
}

.philosophy-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 2px;
    padding: 4px 10px;
    border-radius: 100px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.tag.accent {
    background: rgba(123, 97, 255, 0.1);
    color: var(--accent-purple);
    border-color: rgba(123, 97, 255, 0.2);
}

.philosophy-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.feature-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li::before {
    content: '▸';
    color: var(--accent-cyan);
    font-size: 0.8rem;
}

.cortana .feature-list li::before {
    color: var(--accent-purple);
}

.philosophy-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.divider-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--accent-cyan), transparent);
}

.divider-icon {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    animation: pulse 3s ease-in-out infinite;
}

.divider-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

/* ============================================
   4D VISION CASCADE
   ============================================ */
.cascade-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding-left: 60px;
}

.cascade-timeline::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom,
            var(--accent-cyan),
            var(--accent-purple),
            var(--accent-pink));
    border-radius: 2px;
}

.cascade-item {
    position: relative;
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
}

.cascade-item:last-child {
    margin-bottom: 0;
}

.cascade-marker {
    position: absolute;
    left: -38px;
    top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cascade-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 2px solid var(--accent-cyan);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.4);
    transition: var(--transition);
    animation: dotBreathe 2s ease-in-out infinite;
}

@keyframes dotBreathe {

    0%,
    100% {
        box-shadow: 0 0 12px rgba(0, 212, 255, 0.4);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
        transform: scale(1.1);
    }
}

.cascade-item:nth-child(2) .cascade-dot {
    border-color: #33ddff;
}

.cascade-item:nth-child(3) .cascade-dot {
    border-color: var(--accent-purple);
    box-shadow: 0 0 12px rgba(123, 97, 255, 0.4);
}

.cascade-item:nth-child(4) .cascade-dot {
    border-color: #a77bff;
    box-shadow: 0 0 12px rgba(167, 123, 255, 0.4);
}

.cascade-item:nth-child(5) .cascade-dot {
    border-color: var(--accent-pink);
    box-shadow: 0 0 12px rgba(255, 97, 166, 0.4);
}

.cascade-content {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    flex: 1;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.cascade-content:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateX(8px);
}

.cascade-tf {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-cyan);
    letter-spacing: 2px;
    margin-bottom: 6px;
}

.cascade-content h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.cascade-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   TECHNOLOGIES
   ============================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.tech-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 36px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(12px);
}

.tech-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.03) 0%, transparent 70%);
    transition: var(--transition-slow);
    pointer-events: none;
}

.tech-card:hover .tech-card-glow {
    background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
}

.tech-card:hover {
    transform: translateY(-8px) scale(1.02) rotateY(2deg);
    border-color: var(--border-glow);
    box-shadow: 0 20px 60px rgba(0, 229, 255, 0.4);
}

.tech-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: block;
}

.tech-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.tech-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--accent-cyan);
    padding: 4px 12px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    background: rgba(0, 212, 255, 0.05);
}

/* ============================================
   PARADIGM UNIVERSAL
   ============================================ */
.paradigm-pipeline {
    display: flex;
    align-items: center;
    gap: 16px;
    overflow-x: hidden;
    flex-wrap: wrap;
    padding: 20px 0;
    position: relative;
}

.paradigm-stage {
    flex: 1;
    min-width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    backdrop-filter: blur(12px);
    transition: var(--transition);
}

.paradigm-stage:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.stage-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(0, 212, 255, 0.1);
    line-height: 1;
    margin-bottom: 16px;
}

.stage-content h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.stage-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.stage-symbols {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.stage-symbols span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.15);
    color: var(--accent-cyan);
    letter-spacing: 1px;
}

.stage-status {
    position: absolute;
    top: 16px;
    right: 16px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 100px;
}

.stage-status.completed {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.stage-status.active {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    border: 1px solid rgba(0, 212, 255, 0.2);
    animation: pulse 2s ease infinite;
}

.stage-status.planned {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-glass);
}

.paradigm-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.paradigm-connector span {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 1px;
    white-space: nowrap;
}

/* ============================================
   OPERATIONAL MODES
   ============================================ */
.modes-container {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    overflow: hidden;
    backdrop-filter: blur(12px);
}

.modes-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-glass);
    overflow-x: hidden;
    flex-wrap: wrap;
}

.mode-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}

.mode-tab::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-cyan);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.mode-tab.active {
    color: var(--text-primary);
    background: rgba(0, 212, 255, 0.03);
}

.mode-tab.active::after {
    transform: scaleX(1);
}

.mode-tab-icon {
    font-size: 1.2rem;
}

.modes-content {
    padding: 0;
}

.mode-panel {
    display: none;
    padding: 48px;
    animation: fadeInUp 0.4s ease;
}

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

.mode-header {
    margin-bottom: 20px;
}

.mode-code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
    letter-spacing: 2px;
    margin-bottom: 8px;
    display: inline-block;
}

.mode-header h4 {
    font-size: 1.5rem;
    font-weight: 700;
}

.mode-panel>p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 700px;
}

.mode-panel>p strong {
    color: var(--accent-cyan);
}

.mode-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.spec {
    background: rgba(0, 212, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.spec-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.spec-value {
    font-weight: 600;
    font-size: 0.95rem;
}

/* ============================================
   ROADMAP
   ============================================ */
.roadmap-track {
    display: flex;
    gap: 20px;
    overflow-x: hidden;
    flex-wrap: wrap;
    padding: 20px 0;
}

.roadmap-item {
    flex: 1;
    min-width: 200px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    backdrop-filter: blur(8px);
    transition: var(--transition);
    scroll-snap-align: center;
    position: relative;
}

.roadmap-item:hover {
    transform: translateY(-4px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.roadmap-badge {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.1rem;
    font-weight: 700;
}

.roadmap-badge.completed {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
    border: 2px solid rgba(0, 255, 136, 0.3);
}

.roadmap-badge.active {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    border: 2px solid rgba(0, 212, 255, 0.3);
    animation: pulse 2s ease infinite;
}

.roadmap-badge.planned {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 2px solid var(--border-glass);
}

.roadmap-phase {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 2px;
    color: var(--accent-cyan);
    display: block;
    margin-bottom: 8px;
}

.roadmap-info h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.roadmap-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
    padding: 60px 0;
    border-top: 1px solid var(--border-glass);
    background: var(--bg-primary);
}

.footer-content {
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.footer-divider {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    margin: 0 auto 24px;
}

.footer-info {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-info span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .paradigm-pipeline {
        flex-direction: column;
    }

    .paradigm-stage {
        min-width: auto;
        width: 100%;
    }

    .paradigm-connector {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        background: rgba(10, 14, 26, 0.95);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-glass);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-actions {
        flex-direction: column;
    }

    .philosophy-grid {
        grid-template-columns: 1fr;
    }

    .philosophy-divider {
        flex-direction: row;
        padding: 16px 0;
    }

    .divider-line {
        width: 60px;
        height: 1px;
    }

    .divider-label {
        writing-mode: horizontal-tb;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .mode-specs {
        grid-template-columns: 1fr;
    }

    .mode-panel {
        padding: 28px;
    }

    .modes-tabs {
        overflow-x: hidden;
        flex-wrap: wrap;
    }

    .mode-tab {
        padding: 16px 16px;
        font-size: 0.8rem;
    }

    .roadmap-track {
        flex-direction: column;
    }

    .roadmap-item {
        min-width: auto;
    }

    .cascade-timeline {
        padding-left: 50px;
    }

    .cascade-timeline::before {
        left: 20px;
    }

    .cascade-marker {
        left: -34px;
    }

    .cascade-content {
        padding: 20px 24px;
    }

    .section {
        padding: 80px 0;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: clamp(2rem, 7vw, 3rem) !important;
        letter-spacing: -1px !important;
    }

    .hero-subtitle {
        font-size: 0.95rem !important;
        padding: 0 8px;
    }

    .hero-performance {
        flex-wrap: wrap;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: clamp(1.6rem, 6vw, 2.2rem) !important;
        letter-spacing: -1px !important;
    }

    .hero-subtitle {
        font-size: 0.85rem !important;
    }

    #hero {
        padding: 100px 16px 60px;
    }
}