/* ===== VARIABLES ===== */
:root {
    --bg-void: #020204;
    --bg-deep: #060610;
    --bg-surface: #0a0a18;
    --bg-card: #0f0f1a;
    
    --text-primary: #e8e8ff;
    --text-secondary: #8888aa;
    --text-muted: #505070;
    
    /* Cool color palette - electric blue + purple */
    --electric: #00d4ff;
    --electric-dim: #0099cc;
    --purple: #7000ff;
    --purple-dim: #5000bb;
    --violet: #9933ff;
    --ice: #ccf0ff;
    --white-glow: #ffffff;
    --warning: #ff3366;
    --success: #00cc88;
    
    --glow-electric: 0 0 10px #00d4ff, 0 0 20px #00d4ff, 0 0 40px rgba(0,212,255,0.5);
    --glow-purple: 0 0 10px #7000ff, 0 0 20px #7000ff, 0 0 40px rgba(112,0,255,0.5);
    --glow-white: 0 0 10px #fff, 0 0 20px rgba(255,255,255,0.5);
    
    --font-display: 'Syne', sans-serif;
    --font-mono: 'Space Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--electric) var(--bg-deep);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { 
    background: linear-gradient(180deg, var(--electric), var(--purple));
    border-radius: 3px;
}

body {
    font-family: var(--font-display);
    background: var(--bg-void);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background: var(--electric);
    color: var(--bg-void);
}

/* ===== MOUSE EFFECTS ===== */
.mouse-trail {
    position: fixed;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    animation: trailFade 0.6s ease-out forwards;
}

@keyframes trailFade {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(0); opacity: 0; }
}

.cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, rgba(112,0,255,0.05) 40%, transparent 70%);
    transform: translate(-50%, -50%);
}

/* ===== BACKGROUND ===== */
.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--electric);
    top: -250px;
    left: -200px;
    animation-duration: 25s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--purple);
    top: 40%;
    right: -200px;
    animation-delay: -8s;
    animation-duration: 30s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--violet);
    bottom: -150px;
    left: 30%;
    animation-delay: -15s;
    animation-duration: 22s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(60px, -40px) scale(1.1); }
    66% { transform: translate(-40px, 60px) scale(0.95); }
}

#matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.07;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
}

/* ===== PARTICLES ===== */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    animation: particleRise linear infinite;
}

@keyframes particleRise {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; transform: translateY(90vh) scale(1); }
    90% { opacity: 0.8; }
    100% { transform: translateY(-10vh) scale(0.5); opacity: 0; }
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 3rem;
    background: rgba(2, 2, 4, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--electric);
    text-decoration: none;
    text-shadow: var(--glow-electric);
    transition: all 0.3s ease;
}

.nav-logo:hover {
    color: var(--ice);
    text-shadow: var(--glow-white);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--electric);
    box-shadow: var(--glow-electric);
    transition: width 0.3s ease;
}

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

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

.nav-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--electric), var(--purple), var(--electric));
    background-size: 200% 100%;
    animation: progressGlow 2s linear infinite;
    box-shadow: 0 0 15px var(--electric);
}

@keyframes progressGlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    padding: 8rem 4rem 4rem;
    position: relative;
}

.hero-content {
    position: relative;
    z-index: 10;
    animation: heroFade 1.2s ease-out;
}

@keyframes heroFade {
    0% { opacity: 0; transform: translateY(40px); }
    100% { opacity: 1; transform: translateY(0); }
}

.hero-title {
    font-size: clamp(3.5rem, 10vw, 8rem);
    font-weight: 800;
    line-height: 1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
    animation: slideIn 0.8s ease-out backwards;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.3s; }

@keyframes slideIn {
    0% { opacity: 0; transform: translateX(-60px); }
    100% { opacity: 1; transform: translateX(0); }
}

.gradient-text {
    background: linear-gradient(135deg, var(--electric) 0%, var(--ice) 25%, var(--electric) 50%, var(--violet) 75%, var(--electric) 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s ease-in-out infinite;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.4));
}

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

.hero-tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 450px;
    animation: fadeUp 0.8s 0.5s ease-out backwards;
}

@keyframes fadeUp {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.hero-stats {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 3rem;
    animation: fadeUp 0.8s 0.7s ease-out backwards;
}

.stat-card {
    padding: 1.25rem 1.5rem;
    background: rgba(0, 212, 255, 0.03);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 16px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.stat-card:hover::before {
    left: 100%;
}

.stat-card:hover {
    border-color: var(--electric);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.15), 0 0 30px rgba(0, 212, 255, 0.1);
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--electric);
    text-shadow: var(--glow-electric);
}

.stat-unit {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    color: var(--violet);
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.25rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--electric), var(--purple));
    color: var(--bg-void);
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.4s ease;
    animation: fadeUp 0.8s 0.9s ease-out backwards;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0%, 100% { left: -100%; }
    50% { left: 100%; }
}

.cta-button:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeUp 1s 0.4s ease-out backwards;
}

.brain-core {
    position: relative;
    width: 400px;
    height: 400px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-25px); }
}

.core-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, var(--electric) 0%, var(--purple) 50%, transparent 70%);
    filter: blur(50px);
    animation: coreBreath 3s ease-in-out infinite;
}

@keyframes coreBreath {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.2); }
}

.ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid;
    border-radius: 50%;
    animation: ringRotate linear infinite;
}

.ring-1 {
    width: 120px;
    height: 120px;
    border-color: var(--electric);
    box-shadow: 0 0 20px var(--electric), inset 0 0 20px rgba(0, 212, 255, 0.3);
    animation-duration: 10s;
}

.ring-2 {
    width: 200px;
    height: 200px;
    border-color: var(--purple);
    box-shadow: 0 0 20px var(--purple), inset 0 0 20px rgba(112, 0, 255, 0.3);
    animation-duration: 15s;
    animation-direction: reverse;
}

.ring-3 {
    width: 280px;
    height: 280px;
    border-color: var(--violet);
    box-shadow: 0 0 15px var(--violet);
    opacity: 0.5;
    animation-duration: 20s;
}

@keyframes ringRotate {
    0% { transform: translate(-50%, -50%) rotateX(70deg) rotateZ(0deg); }
    100% { transform: translate(-50%, -50%) rotateX(70deg) rotateZ(360deg); }
}

.center-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    background: var(--electric);
    border-radius: 50%;
    box-shadow: var(--glow-electric);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.3); }
}

.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--electric), transparent);
}

/* ===== SECTIONS ===== */
.section {
    padding: 8rem 0;
    position: relative;
}

.section-dark {
    background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-deep) 100%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 10;
}

.container.narrow {
    max-width: 800px;
}

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

.section-header.center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--electric);
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    text-shadow: 0 0 15px var(--electric);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
}

/* ===== PROBLEM SECTION ===== */
.problem-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
    align-items: center;
}

.terminal-box {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.08);
    transition: all 0.4s ease;
}

.terminal-box:hover {
    border-color: var(--electric);
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.15);
    transform: translateY(-5px);
}

.terminal-header {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-header .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-header .dot:nth-child(1) { background: #ff5f56; }
.terminal-header .dot:nth-child(2) { background: #ffbd2e; }
.terminal-header .dot:nth-child(3) { background: #27ca40; }

.terminal-content {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.terminal-prompt {
    color: var(--success);
    margin-bottom: 1rem;
}

.terminal-response {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.terminal-response .fake {
    color: var(--violet);
    text-decoration: underline wavy var(--warning);
}

.terminal-error {
    color: var(--warning);
    padding: 0.75rem;
    background: rgba(255, 51, 102, 0.1);
    border-radius: 8px;
    border-left: 3px solid var(--warning);
}

.problem-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.highlight {
    color: var(--electric);
    font-weight: 600;
    text-shadow: 0 0 15px var(--electric);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-box {
    padding: 2rem;
    background: rgba(0, 212, 255, 0.02);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 20px;
    text-align: center;
    transition: all 0.4s ease;
}

.stat-box:hover {
    border-color: var(--electric);
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 212, 255, 0.12);
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--electric);
    text-shadow: var(--glow-electric);
    margin-bottom: 0.5rem;
}

.stat-box p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ===== MECHANISM SECTION ===== */
.mechanism-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.mechanism-card {
    padding: 2rem;
    background: rgba(112, 0, 255, 0.03);
    border: 1px solid rgba(112, 0, 255, 0.15);
    border-radius: 20px;
    transition: all 0.4s ease;
}

.mechanism-card:hover {
    border-color: var(--purple);
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(112, 0, 255, 0.12);
}

.card-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--purple);
    margin-bottom: 1rem;
}

.mechanism-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.mechanism-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Prediction Demo */
.prediction-demo {
    background: var(--bg-card);
    border: 2px solid rgba(0, 212, 255, 0.2);
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 3rem;
    box-shadow: 0 0 80px rgba(0, 212, 255, 0.08);
}

.demo-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(0, 212, 255, 0.05);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.demo-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: 0.35rem 0.75rem;
    background: var(--electric);
    color: var(--bg-void);
    border-radius: 20px;
    font-weight: 700;
    box-shadow: 0 0 15px var(--electric);
}

.demo-header h3 {
    font-size: 1rem;
    color: var(--text-primary);
}

.demo-content {
    padding: 2rem;
}

.token-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.token {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    font-family: var(--font-mono);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.token:hover {
    border-color: var(--electric);
    background: rgba(0, 212, 255, 0.05);
}

.token.predicted {
    background: rgba(112, 0, 255, 0.15);
    border-color: var(--purple);
    color: var(--violet);
    animation: tokenGlow 1.5s ease-in-out infinite;
}

@keyframes tokenGlow {
    0%, 100% { box-shadow: 0 0 15px rgba(112, 0, 255, 0.3); }
    50% { box-shadow: 0 0 30px rgba(112, 0, 255, 0.5); }
}

.probability-bars {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.prob-row {
    display: grid;
    grid-template-columns: 90px 1fr 50px;
    align-items: center;
    gap: 1rem;
}

.prob-row.error { opacity: 0.6; }
.prob-row.error .prob-label,
.prob-row.error .prob-pct { color: var(--warning); }

.prob-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.prob-bar {
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
}

.prob-fill {
    height: 100%;
    width: var(--w);
    background: linear-gradient(90deg, var(--electric), var(--purple));
    border-radius: 5px;
    animation: barGrow 1s ease-out forwards;
    box-shadow: 0 0 10px var(--electric);
}

.prob-row.error .prob-fill {
    background: var(--warning);
    box-shadow: 0 0 10px var(--warning);
}

@keyframes barGrow {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

.prob-pct {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
}

.demo-note {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
    padding: 1rem;
    background: rgba(0, 212, 255, 0.03);
    border-radius: 8px;
    border-left: 3px solid var(--electric);
}

/* Callout */
.callout-box {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem 2rem;
    background: rgba(255, 51, 102, 0.05);
    border-left: 4px solid var(--warning);
    border-radius: 0 16px 16px 0;
}

.callout-icon { font-size: 1.5rem; }

.callout-box h4 {
    color: var(--warning);
    margin-bottom: 0.25rem;
}

.callout-box p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ===== MYTH SECTION ===== */
.myth-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2.5rem;
    background: rgba(255, 51, 102, 0.03);
    border: 1px solid rgba(255, 51, 102, 0.2);
    border-radius: 20px;
    margin-bottom: 2rem;
}

.myth-theory .label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
}

.myth-theory p {
    font-size: 1.25rem;
    font-weight: 600;
}

.myth-verdict {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--warning);
    text-shadow: 0 0 20px var(--warning);
}

.model-bars {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.model-row {
    display: grid;
    grid-template-columns: 120px 1fr 60px;
    align-items: center;
    gap: 1rem;
}

.model-name { font-size: 0.9rem; }

.model-bar {
    height: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

.model-fill {
    height: 100%;
    width: var(--w);
    background: linear-gradient(90deg, var(--warning), #cc0044);
    border-radius: 10px;
    box-shadow: 0 0 15px var(--warning);
}

.model-row.worse .model-fill {
    background: linear-gradient(90deg, #cc0044, #880022);
}

.model-pct {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--warning);
}

.myth-conclusion {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ===== SOLUTIONS SECTION ===== */
.section-solutions {
    background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-void) 100%);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.solution-card {
    background: rgba(0, 212, 255, 0.02);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--electric), var(--purple));
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.solution-card:hover {
    border-color: var(--electric);
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(0, 212, 255, 0.12);
}

.solution-header { margin-bottom: 1.5rem; }

.solution-num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--electric);
    display: block;
    margin-bottom: 0.5rem;
}

.solution-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.solution-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.solution-visual {
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    margin-bottom: 1.5rem;
}

/* RAG Visual */
.rag-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.rag-step {
    padding: 0.6rem 1.2rem;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 10px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.rag-step:hover {
    background: rgba(0, 212, 255, 0.15);
    transform: scale(1.05);
}

.rag-step.success {
    background: rgba(0, 204, 136, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.rag-arrow {
    color: var(--electric);
    transform: rotate(90deg);
    opacity: 0.5;
}

/* Agents Visual */
.agents-visual {
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.agent {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.agent:hover { transform: scale(1.05); }

.agent.writer {
    background: rgba(0, 204, 136, 0.08);
    border: 1px solid rgba(0, 204, 136, 0.2);
}

.agent.critic {
    background: rgba(255, 51, 102, 0.08);
    border: 1px solid rgba(255, 51, 102, 0.2);
}

.agent-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.vs {
    font-size: 1.5rem;
    color: var(--purple);
    animation: vsPulse 2s ease-in-out infinite;
}

@keyframes vsPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* Calibration Visual */
.calibration-visual {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.rule {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.rule:hover { transform: translateX(8px); }

.rule.old {
    background: rgba(255, 51, 102, 0.08);
    color: var(--warning);
    text-decoration: line-through;
    opacity: 0.5;
}

.rule.new {
    background: rgba(0, 204, 136, 0.08);
    color: var(--success);
}

.solution-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.solution-note {
    font-size: 0.8rem;
    color: var(--warning);
    padding: 0.6rem 1rem;
    background: rgba(255, 51, 102, 0.08);
    border-radius: 8px;
}

.solution-stat {
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: 1rem;
}

.big-num {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--purple);
    text-shadow: var(--glow-purple);
    display: block;
}

.solution-stat span:last-child {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== ACTION SECTION ===== */
.action-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 4rem;
}

.action-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(0, 212, 255, 0.02);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 16px;
    transition: all 0.4s ease;
}

.action-item:hover {
    border-color: var(--electric);
    transform: translateX(15px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}

.action-num {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--electric), var(--purple));
    color: var(--bg-void);
    font-weight: 700;
    font-size: 1.25rem;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.3);
}

.action-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

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

.final-message {
    text-align: center;
    padding: 4rem;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.03), rgba(112, 0, 255, 0.03));
    border-radius: 32px;
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.final-message p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.glow {
    color: var(--electric);
    text-shadow: var(--glow-electric);
}

.quote-block {
    margin-top: 2rem;
}

.quote-block p {
    font-size: 1rem;
    color: var(--text-muted);
}

.big-quote {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--electric), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 25px rgba(0, 212, 255, 0.4));
}

/* ===== ARTICLE SECTION ===== */
.section-article {
    background: linear-gradient(180deg, var(--bg-surface), var(--bg-deep));
}

.article-content {
    padding: 3rem;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 24px;
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.05);
}

.article-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.article-content h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin: 2.5rem 0 1rem;
    padding-left: 1rem;
    border-left: 3px solid var(--electric);
}

/* ===== FOOTER ===== */
.footer {
    padding: 4rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--electric);
    text-shadow: var(--glow-electric);
}

.footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* ===== MINI SIDEBAR ===== */
.mini-sidebar {
    position: fixed;
    right: -0.41rem;
    top: 2.9rem;
    z-index: 1001;
    display: flex;
    flex-direction: column;
}

.mini-link {
    display: flex;
    align-items: center;
    gap: 1px;
    padding: 1px 2px;
    font-size: 0.35rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1;
}

.mini-link:hover {
    color: var(--electric);
}

.mini-link svg {
    width: 4px;
    height: 4px;
    opacity: 0.4;
    flex-shrink: 0;
}

.mini-link:hover svg {
    opacity: 1;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .solutions-grid, .mechanism-grid, .stats-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .nav { padding: 1rem 1.5rem; }
    .nav-links { display: none; }
    
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 8rem 2rem 4rem;
    }
    
    .hero-visual { display: none; }
    .hero-tagline { margin-left: auto; margin-right: auto; }
    .hero-stats { flex-direction: column; align-items: center; }
    .stat-card { width: 100%; max-width: 250px; }
    .problem-showcase { grid-template-columns: 1fr; }
    .section { padding: 5rem 0; }
    .container { padding: 0 1.5rem; }
    
    .myth-box {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .action-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}