.nav-btn-active {
    border-color: var(--accent-red) !important;
    color: var(--accent-red) !important;
    background: rgba(255, 62, 62, 0.05);
}

.what-hero {
    padding: 120px 20px 100px;
    display: flex;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.what-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(255, 62, 62, 0.05) 0%, rgba(0,0,0,0) 50%);
    z-index: -1;
    pointer-events: none;
}

.what-hero-content {
    max-width: 900px;
    text-align: center;
}

.what-hero-headline {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 32px;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.what-hero-description {
    font-size: 1.3rem;
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.what-hero-description strong {
    color: var(--accent-red);
    font-weight: 700;
}

.what-hero-definition {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-left: 3px solid var(--accent-red);
    padding: 32px 40px;
    border-radius: 12px;
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.definition-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.definition-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 16px;
}

.definition-text em {
    color: #888;
    font-style: italic;
}

.definition-meaning {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #ccc;
}

.problem-section {
    padding: 100px 20px;
    background: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(15,15,15,1) 50%, rgba(10,10,10,0) 100%);
}

.problem-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin: 60px 0;
}

.problem-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: all 0.4s ease;
}

.problem-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 62, 62, 0.4);
    box-shadow: 0 20px 50px rgba(255, 62, 62, 0.1);
}

.problem-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
    opacity: 0.8;
}

.problem-card h3 {
    font-size: 1.5rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.problem-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: #aaa;
    margin-bottom: 24px;
}

.problem-result {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 12px 20px;
    border-radius: 8px;
    display: inline-block;
}

.problem-result.fail {
    background: rgba(255, 62, 62, 0.1);
    color: #ff6666;
    border: 1px solid rgba(255, 62, 62, 0.3);
}

.problem-statement {
    margin: 80px auto; /* Centered vertically and horizontally */
    padding: 50px 30px;
    background: linear-gradient(180deg, rgba(255, 62, 62, 0.02) 0%, rgba(20, 20, 20, 0.8) 100%);
    border: 1px solid rgba(255, 62, 62, 0.2);
    border-radius: 16px;
    max-width: 900px;
    text-align: center;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5); /* Deep shadow for depth */
    overflow: hidden;
}

.problem-statement::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
    opacity: 0.7;
}

.statement-highlight {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    font-weight: 900;
    color: var(--accent-red);
    letter-spacing: 3px;
    margin-bottom: 32px;
    text-transform: uppercase;
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 62, 62, 0.1);
    border-radius: 4px;
}

.statement-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.statement-part {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    color: #e0e0e0;
}

.statement-separator {
    font-family: 'JetBrains Mono', monospace;
    font-size: 3.5rem;
    line-height: 1;
    color: var(--accent-red);
    font-weight: 900;
    margin: 10px 0;
    text-shadow: 0 0 15px rgba(255, 62, 62, 0.4);
}

@media (min-width: 768px) {
    .statement-text {
        flex-direction: row;
        align-items: center;
        gap: 40px;
    }

    .statement-part {
        flex: 1;
        font-size: 1.8rem;
        text-align: right;
    }

    .statement-part:last-child {
        text-align: left;
    }
    
    .statement-separator {
        margin: 0;
    }
}

.solution-section {
    padding: 100px 20px;
    background: var(--bg-dark);
}

.solution-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.solution-intro {
    max-width: 800px;
    margin: 0 auto 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.solution-description {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #aaa;
    text-align: center;
    width: 100%;
}

.solution-description strong {
    color: var(--accent-red);
    font-weight: 700;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-bottom: 60px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: left;
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-red);
    box-shadow: 0 20px 50px rgba(255, 62, 62, 0.15);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.feature-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 900;
    color: #fff;
    margin: 0;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 20px;
}

.feature-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.example-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 6px 12px;
    background: rgba(255, 62, 62, 0.1);
    border: 1px solid rgba(255, 62, 62, 0.3);
    border-radius: 20px;
    color: #ff6666;
}

.feature-metric {
    background: rgba(62, 255, 198, 0.05);
    border: 1px solid rgba(62, 255, 198, 0.2);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.metric-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-cyan);
}

.metric-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: #888;
}

.solution-callout {
    background: linear-gradient(135deg, rgba(255, 62, 62, 0.05) 0%, rgba(184, 62, 255, 0.05) 100%);
    border: 1px solid rgba(255, 62, 62, 0.2);
    border-radius: 16px;
    padding: 60px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.callout-content h3 {
    font-size: 2rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.callout-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #ccc;
    max-width: 100%;
}

.how-works-section {
    padding: 100px 20px;
    background: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(15,15,15,1) 50%, rgba(10,10,10,0) 100%);
}

.how-works-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.how-works-timeline {
    margin-top: 80px;
}

.timeline-step {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 40px;
    align-items: start;
    margin-bottom: 60px;
    text-align: left;
}

.step-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 4rem;
    font-weight: 900;
    color: var(--accent-red);
    opacity: 0.2;
    transition: all 0.3s ease;
}

.timeline-step:hover .step-number {
    opacity: 1;
    transform: scale(1.1);
}

.step-content h3 {
    font-size: 1.8rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.step-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 32px;
}

.step-visual {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-radius: 12px;
    padding: 24px;
}

.select-visual {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.select-visual .visual-icon {
    filter: brightness(0) invert(1); 
}

.mock-scenario .badge-icon {
    filter: invert(35%) sepia(90%) saturate(3204%) hue-rotate(265deg) brightness(101%) contrast(106%) !important;
}

.visual-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid #333;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #aaa;
}

.visual-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.scenario-type-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(184, 62, 255, 0.1);
    border: 1px solid rgba(184, 62, 255, 0.3);
    border-radius: 20px;
    margin-bottom: 16px;
}

.badge-icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
    filter: invert(35%) sepia(90%) saturate(3204%) hue-rotate(265deg) brightness(101%) contrast(106%) !important;
}

.scenario-type-badge span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: #b83eff;
    font-weight: 700;
}

.countdown-icon {
    width: 16px;
    height: 16px;
    object-fit: contain;
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
    margin-right: 4px;
}

.input-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
    filter: brightness(0) invert(0.4);
    margin-right: 8px;
}

.metric-icon-small {
    width: 16px;
    height: 16px;
    object-fit: contain;
    filter: brightness(0) invert(0.5);
    margin-right: 6px;
    vertical-align: middle;
}

.analysis-metric .metric-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: #888;
    display: flex;
    align-items: center;
}

.examples-visual {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.example-response {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #333;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.example-response:hover {
    border-color: #555;
    transform: translateX(4px);
}

.ai-example {
    border-left: 3px solid var(--accent-cyan);
}

.community-example {
    border-left: 3px solid var(--accent-purple);
}

.example-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.example-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: brightness(0) invert(0.7);
}

.example-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: #888;
    flex: 1;
}

.example-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 900;
    padding: 4px 8px;
    border-radius: 6px;
}

.example-badge.tier-s {
    background: #002a22;
    color: #3effc6;
    border: 1px solid #3effc6;
}

.example-badge.tier-a {
    background: #3a0000;
    color: #ff5a5a;
    border: 1px solid #ff3e3e;
}

.example-text {
    font-size: 1rem;
    line-height: 1.6;
    color: #ddd;
    margin-bottom: 12px;
}

.example-votes {
    display: flex;
    gap: 8px;
}

.vote-btn-small {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid #333;
    border-radius: 6px;
    padding: 6px 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: #888;
    cursor: pointer;
    transition: all 0.2s ease;
}

.vote-btn-small:hover {
    border-color: #555;
    transform: scale(1.05);
}

.vote-icon-small {
    width: 14px;
    height: 14px;
    object-fit: contain;
    filter: brightness(0) invert(0.5);
}

.vote-btn-small.upvote:hover {
    border-color: #3effc6;
    color: #3effc6;
}

.vote-btn-small.upvote:hover .vote-icon-small {
    filter: invert(84%) sepia(26%) saturate(1723%) hue-rotate(100deg) brightness(100%) contrast(101%);
}

.vote-btn-small.downvote:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.vote-btn-small.downvote:hover .vote-icon-small {
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
}

.practice-loop {
    margin-top: 80px;
    background: linear-gradient(135deg, rgba(62, 255, 198, 0.05) 0%, rgba(62, 142, 255, 0.05) 100%);
    border: 1px solid rgba(62, 255, 198, 0.2);
    border-radius: 16px;
    padding: 50px 40px;
    text-align: center;
}

.loop-content {
    max-width: 600px;
    margin: 0 auto;
}

.loop-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 24px;
    display: block;
    object-fit: contain;
    filter: invert(84%) sepia(26%) saturate(1723%) hue-rotate(100deg) brightness(100%) contrast(101%);
}

.loop-content h3 {
    font-size: 1.8rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.loop-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #ccc;
    max-width: 100%;
}

.mock-scenario {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ai-message {
    background: rgba(255, 62, 62, 0.05);
    border: 1px solid rgba(255, 62, 62, 0.2);
    border-radius: 8px;
    padding: 16px;
}

.ai-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: #888;
    display: block;
    margin-bottom: 8px;
}

.ai-message {
    font-size: 1rem;
    color: #eee;
}

.timer-bar {
    height: 6px;
    background: #222;
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.timer-countdown {
    position: absolute;
    right: 8px;
    top: -24px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--accent-red);
    font-weight: 900;
}

.user-input-placeholder {
    background: #0a0a0a;
    border: 1px solid #333;
    border-radius: 6px;
    padding: 14px;
    font-family: 'JetBrains Mono', monospace;
    color: #555;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.analysis-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.analysis-metric {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.analysis-metric .metric-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: #888;
}

.metric-bar {
    height: 8px;
    background: #222;
    border-radius: 4px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-cyan) 100%);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.metric-score {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #aaa;
}

.analysis-rating {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: rgba(62, 255, 198, 0.05);
    border: 1px solid rgba(62, 255, 198, 0.2);
    border-radius: 8px;
}

.rating-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 900;
    padding: 6px 12px;
    border-radius: 6px;
}

.rating-badge.tier-a {
    background: #3a0000;
    color: #ff5a5a;
    border: 1px solid #ff3e3e;
}

.rating-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #aaa;
}

.timeline-connector {
    width: 2px;
    height: 60px;
    background: linear-gradient(180deg, rgba(255, 62, 62, 0.3) 0%, rgba(255, 62, 62, 0) 100%);
    margin: -20px auto 0;
}

.mission-section {
    padding: 100px 20px;
    background: var(--bg-dark);
}

.mission-container {
    max-width: 1000px;
    margin: 0 auto;
}

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

.mission-headline {
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 60px;
}

.mission-statements {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 80px;
}

.mission-statement {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: left;
    transition: all 0.4s ease;
}

.mission-statement:hover {
    transform: translateY(-8px);
    border-color: var(--accent-red);
    box-shadow: 0 20px 50px rgba(255, 62, 62, 0.15);
}

.statement-icon {
    width: 60px;
    height: 60px;
    display: block;
    margin-bottom: 20px;
    object-fit: contain;
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
}

.mission-statement p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #ccc;
}

.mission-manifesto {
    background: linear-gradient(135deg, rgba(255, 62, 62, 0.1) 0%, rgba(184, 62, 255, 0.1) 100%);
    border: 2px solid rgba(255, 62, 62, 0.3);
    border-radius: 16px;
    padding: 50px 40px;
}

.manifesto-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px 0;
}

.manifesto-before {
    font-size: 1.8rem;
    font-weight: 700;
    color: #666;
    text-decoration: line-through;
    text-decoration-color: rgba(255, 62, 62, 0.5);
    text-decoration-thickness: 2px;
}

.manifesto-after {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent-red);
    letter-spacing: -0.01em;
}

.manifesto-divider {
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 62, 62, 0.3) 50%, transparent 100%);
    margin: 0 auto;
}

.final-cta-section {
    padding: 100px 20px;
    background: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(5,5,5,1) 100%);
}

.final-cta-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-content {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid #222;
    border-radius: 20px;
    padding: 60px 40px;
}

.cta-headline {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.2;
}

.cta-description {
    font-size: 1.2rem;
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 40px;
}

.cta-form {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.cta-input {
    flex: 1;
    padding: 18px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'JetBrains Mono', monospace;
    border: 1px solid #333;
    outline: none;
    background: #151515;
    color: #fff;
    transition: all 0.3s ease;
}

.cta-input:focus {
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px rgba(255, 62, 62, 0.1);
}

.cta-button {
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 900;
    color: #000;
    background: var(--accent-red);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'JetBrains Mono', monospace;
    white-space: nowrap;
}

.cta-button:hover {
    background: #fff;
    color: var(--accent-red);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 62, 62, 0.4);
}

.cta-benefit {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: #aaa;
    padding: 16px 20px;
    background: rgba(255, 62, 62, 0.05);
    border-left: 3px solid var(--accent-red);
    border-radius: 4px;
}

.benefit-icon {
    width: 20px;
    height: 20px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
    filter: invert(36%) sepia(68%) saturate(2768%) hue-rotate(341deg) brightness(100%) contrast(106%);
}

.cta-benefit strong {
    color: var(--accent-red);
}

@media (max-width: 968px) {
    .what-hero-headline {
        font-size: 2.5rem;
    }
    
    .timeline-step {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .step-number {
        font-size: 3rem;
    }
    
    .problem-grid,
    .solution-features,
    .mission-statements {
        grid-template-columns: 1fr;
    }
    
    .cta-form {
        flex-direction: column;
    }
    
    .cta-button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .what-hero-headline {
        font-size: 2rem;
    }
    
    .mission-headline {
        font-size: 2rem;
    }
    
    .cta-headline {
        font-size: 1.8rem;
    }
    
    .statement-text {
        font-size: 1.4rem;
    }
    
    .manifesto-item {
        flex-direction: column;
        gap: 12px;
    }
    
    .manifesto-before,
    .manifesto-after {
        font-size: 1.4rem;
    }
    
    .examples-visual {
        gap: 12px;
    }
}