/* Socratis Website Styles */

:root {
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-secondary: #0ea5e9;
    --color-accent: #8b5cf6;
    --color-dark: #0f172a;
    --color-gray-900: #1e293b;
    --color-gray-700: #334155;
    --color-gray-500: #64748b;
    --color-gray-300: #cbd5e1;
    --color-gray-100: #f1f5f9;
    --color-white: #ffffff;
    --gradient-brand: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-gray-100);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 700;
    font-size: 1.25rem;
}

.nav-brand img {
    width: 36px;
    height: 36px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-gray-500);
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-brand);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Hero Section */
.hero {
    padding: 10rem 2rem 6rem;
    background: linear-gradient(180deg, var(--color-gray-100) 0%, var(--color-white) 100%);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: 9999px;
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-dark);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero h1 span {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-gray-500);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image {
    margin-top: 4rem;
}

.hero-image img {
    max-width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* AI Logos Section */
.ai-logos {
    padding: 3rem 2rem;
    text-align: center;
    background: var(--color-white);
}

.ai-logos p {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
}

.ai-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.ai-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--color-gray-700);
    font-size: 1.125rem;
}

/* Features Section */
.features {
    padding: 6rem 2rem;
    background: var(--color-white);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--color-gray-500);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-brand);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-gray-500);
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 2rem;
    background: var(--color-gray-100);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--gradient-brand);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 1.5rem;
}

.step h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--color-gray-500);
    font-size: 0.95rem;
}

/* Use Cases Section */
.use-cases {
    padding: 6rem 2rem;
    background: var(--color-white);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.use-case {
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
}

.use-case h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.use-case p {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* Privacy Section */
.privacy-highlight {
    padding: 6rem 2rem;
    background: var(--color-dark);
    color: var(--color-white);
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.privacy-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.privacy-content > p {
    color: var(--color-gray-300);
    font-size: 1.125rem;
    margin-bottom: 3rem;
}

.privacy-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: left;
}

.privacy-point {
    display: flex;
    gap: 1rem;
}

.privacy-point-icon {
    width: 24px;
    height: 24px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-white);
    font-size: 0.875rem;
}

.privacy-point h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.privacy-point p {
    font-size: 0.875rem;
    color: var(--color-gray-300);
}

/* CTA Section */
.cta {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-100) 100%);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.cta p {
    color: var(--color-gray-500);
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.footer {
    padding: 4rem 2rem 2rem;
    background: var(--color-gray-900);
    color: var(--color-gray-300);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-white);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-brand img {
    width: 32px;
    height: 32px;
}

.footer-description {
    font-size: 0.875rem;
    line-height: 1.7;
}

.footer-section h4 {
    color: var(--color-white);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--color-gray-700);
    margin-top: 3rem;
    padding-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
}

/* Legal Pages */
.legal-page {
    padding: 8rem 2rem 4rem;
    min-height: 100vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.legal-date {
    color: var(--color-gray-500);
    margin-bottom: 3rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-dark);
    margin: 2.5rem 0 1rem;
}

.legal-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-dark);
    margin: 1.5rem 0 0.75rem;
}

.legal-content p {
    margin-bottom: 1rem;
    color: var(--color-gray-700);
}

.legal-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--color-gray-700);
}

.legal-content a {
    color: var(--color-primary);
    text-decoration: none;
}

.legal-content a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding: 7rem 1.5rem 4rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .ai-grid {
        gap: 1.5rem;
    }

    .privacy-highlight h2,
    .cta h2 {
        font-size: 2rem;
    }

    .legal-content h1 {
        font-size: 2rem;
    }
}