/* Neural Studio Lab - Main Stylesheet */

/* CSS Variables */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-text: #e8e8f0;
    --color-text-secondary: #a0a0b0;
    --color-text-muted: #6b6b7a;
    
    --accent-teal: #14b8a6;
    --accent-blue: #3b82f6;
    --accent-gold: #f59e0b;
    --accent-purple: #8b5cf6;
    
    --gradient-primary: linear-gradient(135deg, #14b8a6 0%, #3b82f6 100%);
    --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    
    --border-color: #2a2a3a;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header & Navigation */
header {
    background: rgba(10, 10, 15, 0.95);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-teal);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-teal);
    border: 2px solid var(--accent-teal);
}

.btn-secondary:hover {
    background: var(--accent-teal);
    color: white;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Assessment Header */
.assessment-header {
    background: var(--gradient-primary);
    padding: 80px 0;
    text-align: center;
}

.assessment-header h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero-tagline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 30px;
}

.assessment-meta {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.assessment-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    padding: 10px 20px;
    border-radius: var(--radius-md);
}

/* Progress Bar */
.progress-container {
    margin: 40px 0;
}

.progress-bar {
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 12px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* Form Styles */
.assessment-form {
    max-width: 800px;
    margin: 0 auto 60px;
}

fieldset {
    border: none;
    padding: 0;
    margin: 0;
}

legend {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-teal);
    margin-bottom: 30px;
}

.section-intro {
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 28px;
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: 10px;
}

.question-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 6px;
    font-weight: normal;
}

input[type="text"],
input[type="email"],
select {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
    background: var(--color-bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus {
    outline: none;
    border-color: var(--accent-teal);
}

input.error {
    border-color: #ef4444;
}

/* Rating Scale */
.rating-scale {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rating-scale label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.rating-scale label:hover {
    background: var(--color-bg-secondary);
}

.rating-scale input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--accent-teal);
}

/* Form Navigation */
.form-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    gap: 20px;
}

/* Submission Status */
.submission-status,
.submission-error {
    text-align: center;
    padding: 60px 20px;
}

.status-icon,
.error-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Results Page */
.results-header {
    background: var(--gradient-secondary);
    padding: 80px 0;
    text-align: center;
}

.score-overview {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 60px 0;
    background: var(--color-bg-secondary);
    margin: 40px 0;
    border-radius: var(--radius-lg);
}

.score-circle {
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.score-value {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
}

.score-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 8px;
}

.score-category {
    flex: 1;
}

.score-category h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.score-category p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* Dimension Breakdown */
.dimension-breakdown {
    padding: 60px 0;
}

.dimension-breakdown h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.dimension-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.dimension-card {
    background: var(--color-bg-secondary);
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.dimension-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

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

.dimension-header h3 {
    font-size: 1.25rem;
}

.dimension-score {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
}

.score-bar-container {
    flex: 1;
    height: 12px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.score-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    transition: width 0.5s ease;
}

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

/* Insights */
.key-insights {
    padding: 60px 0;
}

.key-insights h2 {
    font-size: 2rem;
    margin-bottom: 40px;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.insight-card {
    background: var(--color-bg-secondary);
    padding: 24px;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent-teal);
}

.insight-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.insight-card p {
    color: var(--color-text-secondary);
}

/* Recommendations */
.recommendations {
    padding: 60px 0;
}

.recommendations h2 {
    font-size: 2rem;
    margin-bottom: 40px;
}

.recommendation-card {
    background: var(--color-bg-secondary);
    padding: 40px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    text-align: center;
}

.recommendation-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.recommendation-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.recommendation-card p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.email-form {
    max-width: 500px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.input-group input {
    flex: 1;
}

/* Scheduling */
.scheduling-section {
    padding: 80px 0;
    background: var(--color-bg-secondary);
    margin-top: 60px;
    border-radius: var(--radius-lg);
}

.scheduling-section h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.calendly-placeholder {
    background: var(--color-bg-tertiary);
    padding: 60px;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: 30px;
}

.calendly-placeholder p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
}

.calendly-placeholder .hint {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 12px;
}

/* Loading & Error States */
.loading-container,
.error-container {
    text-align: center;
    padding: 80px 20px;
}

.loading-spinner {
    font-size: 3rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.error-container .error-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.error-container h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.error-container p {
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

/* Footer */
footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-brand p {
    color: var(--color-text-secondary);
    margin-top: 16px;
}

.footer-links h4 {
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-teal);
}

.footer-bottom {
    text-align: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Homepage Styles */
.hero {
    background: var(--gradient-primary);
    padding: 100px 0;
    text-align: center;
}

.hero-eyebrow {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.9);
}

.hero-headline {
    font-size: 2.75rem;
    margin-bottom: 24px;
    color: white;
    line-height: 1.2;
}

.hero-subhead {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin: 0 auto 30px;
}

.hero-support {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 500px;
    margin: 20px auto 0;
}

.problem-section,
.how-section,
.proof-section,
.fit-section {
    padding: 80px 0;
}

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

.problem-heading {
    font-size: 2rem;
    margin-bottom: 24px;
}

.problem-body {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin-bottom: 40px;
}

.problem-list {
    margin: 40px 0;
}

.problem-list h3 {
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.problem-item {
    margin-bottom: 24px;
    padding-left: 20px;
    border-left: 3px solid var(--accent-teal);
}

.problem-item strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.problem-item p {
    color: var(--color-text-secondary);
}

.problem-close {
    margin-top: 30px;
    font-size: 1.1rem;
}

.how-section h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin: 40px 0;
}

.step {
    background: var(--color-bg-secondary);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.step h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: var(--accent-teal);
}

.step p {
    color: var(--color-text-secondary);
}

.how-close {
    text-align: center;
    margin-top: 30px;
    font-size: 1.1rem;
}

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

.proof-section h2 {
    font-size: 2rem;
    margin-bottom: 24px;
}

.proof-body {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin-bottom: 40px;
}

.proof-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin: 40px 0;
}

.proof-item h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.proof-item p {
    color: var(--color-text-secondary);
}

.text-link {
    display: inline-block;
    color: var(--accent-teal);
    font-weight: 600;
    text-decoration: none;
    margin-top: 20px;
}

.text-link:hover {
    text-decoration: underline;
}

.fit-section h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
}

.fit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin: 40px 0;
}

.fit-good,
.fit-bad {
    padding: 32px;
    border-radius: var(--radius-lg);
}

.fit-good {
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid var(--accent-teal);
}

.fit-bad {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
}

.fit-good h3,
.fit-bad h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.fit-good p,
.fit-bad p {
    color: var(--color-text-secondary);
}

.fit-close {
    text-align: center;
    margin-top: 30px;
    font-size: 1.1rem;
}

.cta-section {
    background: var(--gradient-secondary);
    padding: 80px 0;
    text-align: center;
    border-radius: var(--radius-lg);
    margin: 60px 0;
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: white;
}

.cta-section p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Consulting Page Styles */
.consulting-header {
    background: var(--gradient-secondary);
    padding: 80px 0;
    text-align: center;
}

.tier {
    background: var(--color-bg-secondary);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin: 40px 0;
}

.tier h2 {
    font-size: 2rem;
    margin: 20px 0 16px;
}

.tier-eyebrow {
    font-size: 1rem;
    color: var(--accent-teal);
    font-weight: 600;
}

.tier-price {
    font-size: 1.5rem;
    margin: 20px 0;
}

.tier-timeline {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.tier-summary {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.tier h3 {
    font-size: 1.25rem;
    margin: 30px 0 16px;
}

.tier-list {
    margin-left: 20px;
    margin-bottom: 20px;
}

.tier-list li {
    margin-bottom: 10px;
    color: var(--color-text-secondary);
}

.tier-risk {
    background: var(--color-bg-tertiary);
    padding: 24px;
    border-radius: var(--radius-md);
    margin-top: 30px;
}

.tier-risk h3 {
    margin-top: 0;
    color: var(--accent-teal);
}

.tier-risk p {
    color: var(--color-text-secondary);
}

.founding-section {
    background: var(--gradient-primary);
    padding: 40px;
    border-radius: var(--radius-lg);
    margin: 60px 0;
    color: white;
}

.founding-section h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
}

.founding-section p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 16px;
}

.founding-counter {
    font-style: italic;
    margin-top: 20px;
    opacity: 0.9;
}

.decline-section {
    padding: 60px 0;
}

.decline-section h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.decline-section > p {
    color: var(--color-text-secondary);
    margin-bottom: 40px;
}

.decline-items {
    display: grid;
    gap: 32px;
}

.decline-item h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.decline-item p {
    color: var(--color-text-secondary);
}

/* About Page Styles */
.about-header {
    background: var(--gradient-primary);
    padding: 80px 0;
    text-align: center;
}

.about-section {
    padding: 60px 0;
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 24px;
}

.about-section p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    max-width: 800px;
}

.rules-list {
    margin-top: 40px;
}

.rule {
    margin-bottom: 32px;
}

.rule h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.rule p {
    color: var(--color-text-secondary);
}

/* Resources Page Styles */
.resources-header {
    background: var(--gradient-secondary);
    padding: 80px 0;
    text-align: center;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin: 40px 0;
}

.resource-item {
    background: var(--color-bg-secondary);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.resource-item h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.resource-item p {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

.faq-section {
    padding: 60px 0;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    margin: 40px 0;
}

.faq-section h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
}

.faq-item {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.faq-item p {
    color: var(--color-text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .assessment-header h1,
    .consulting-header h1,
    .about-header h1,
    .resources-header h1 {
        font-size: 2rem;
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .score-overview {
        flex-direction: column;
        text-align: center;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .form-navigation {
        flex-direction: column;
    }
    
    .steps-grid,
    .proof-items,
    .fit-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .tier {
        padding: 24px;
    }
}