/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors from Figma design */
    --color-background: #111113;
    --color-surface: #18191b;
    --color-surface-elevated: rgba(0, 0, 0, 0.25);
    --color-border: rgba(221, 234, 248, 0.08);
    --color-border-focus: rgba(211, 237, 248, 0.11);
    
    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(241, 247, 254, 0.71);
    --color-text-tertiary: #b0b4ba;
    
    --color-accent: #3e63dd;
    --color-accent-hover: #5373e7;
    --color-accent-alpha: rgba(91, 129, 254, 0.67);
    --color-accent-light: #9eb1ff;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro', 'Segoe UI', system-ui, sans-serif;
    
    /* Spacing */
    --spacing-1: 4px;
    --spacing-2: 8px;
    --spacing-3: 12px;
    --spacing-4: 16px;
    --spacing-5: 24px;
    --spacing-6: 32px;
    --spacing-7: 48px;
    --spacing-8: 64px;
    
    /* Border radius */
    --radius-sm: 3px;
    --radius-md: 6px;
    --radius-lg: 8px;
    
    /* Transitions */
    --transition-base: all 0.2s ease;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-5);
}

/* Header */
.header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-4) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-svg {
    height: 32px;
    width: auto;
}

.logo-text {
    fill: var(--color-text-primary);
    font-size: 18px;
    font-weight: 510;
}

/* Hero Section */
.hero {
    padding: var(--spacing-8) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(62, 99, 221, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 48px;
    font-weight: 510;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
    color: var(--color-text-primary);
    animation: fadeInUp 0.6s ease-out;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.5;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-6);
    font-weight: 400;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.launch-badge {
    display: inline-flex;
    margin-bottom: var(--spacing-6);
}

.badge-text {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border-focus);
    color: var(--color-accent-light);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 510;
}

/* Signup Form */
.signup-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-2);
}

/* Turnstile CAPTCHA - invisible mode */
.cf-turnstile {
    display: none; /* Hide the container for invisible CAPTCHA */
}

.email-input {
    flex: 1;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-family: var(--font-family);
    transition: var(--transition-base);
}

.email-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-surface-elevated);
    box-shadow: 0 0 0 3px rgba(62, 99, 221, 0.1);
}

.email-input:invalid:not(:placeholder-shown) {
    border-color: rgba(229, 72, 77, 0.5);
}

.email-input:valid:not(:placeholder-shown) {
    border-color: rgba(46, 204, 113, 0.5);
}

.email-input::placeholder {
    color: var(--color-text-tertiary);
}

.submit-btn {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border: none;
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 510;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
    font-family: var(--font-family);
}

.submit-btn:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(62, 99, 221, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(62, 99, 221, 0.2);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-note {
    font-size: 12px;
    color: var(--color-text-tertiary);
    text-align: center;
}

.apply-link {
    color: var(--color-accent-light);
    text-decoration: none;
    transition: var(--transition-base);
}

.apply-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.form-message {
    margin-top: var(--spacing-3);
    padding: var(--spacing-3);
    border-radius: var(--radius-sm);
    font-size: 14px;
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background-color: rgba(62, 99, 221, 0.1);
    border: 1px solid var(--color-accent-alpha);
    color: var(--color-accent-light);
}

.form-message.error {
    display: block;
    background-color: rgba(229, 72, 77, 0.1);
    border: 1px solid rgba(229, 72, 77, 0.3);
    color: #ff9b9b;
}

/* Features Section */
.features {
    padding: var(--spacing-8) 0;
    background-color: var(--color-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-5);
}

.feature-card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.feature-card:hover {
    border-color: var(--color-border-focus);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(62, 99, 221, 0.1);
}

.feature-card:hover::before {
    transform: translateX(100%);
}

.feature-icon {
    color: var(--color-accent);
    margin-bottom: var(--spacing-4);
}

.feature-title {
    font-size: 20px;
    font-weight: 510;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-primary);
}

.feature-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    font-weight: 400;
}

/* Early Access Application Section */
.apply-section {
    padding: var(--spacing-8) 0;
    background-color: var(--color-surface);
}

.apply-content {
    max-width: 700px;
    margin: 0 auto;
}

.apply-header {
    text-align: center;
    margin-bottom: var(--spacing-6);
}

.apply-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent) 0%, #5373e7 100%);
    color: var(--color-text-primary);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 510;
    margin-bottom: var(--spacing-4);
}

.apply-title {
    font-size: 32px;
    font-weight: 510;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-primary);
}

.apply-subtitle {
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.apply-form {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.form-field {
    margin-bottom: var(--spacing-4);
}

.field-label {
    display: block;
    font-size: 14px;
    font-weight: 510;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2);
}

.field-input,
.field-select,
.field-textarea {
    width: 100%;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-family: var(--font-family);
    transition: var(--transition-base);
}

.field-input:focus,
.field-select:focus,
.field-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-surface-elevated);
    box-shadow: 0 0 0 3px rgba(62, 99, 221, 0.1);
}

.field-input::placeholder,
.field-textarea::placeholder {
    color: var(--color-text-tertiary);
}

.field-textarea {
    resize: vertical;
    min-height: 100px;
}

.field-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23b0b4ba' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-4) center;
    padding-right: calc(var(--spacing-4) + 24px);
}

.apply-submit {
    width: 100%;
    margin-top: var(--spacing-4);
}

/* CTA Section */
.cta {
    padding: var(--spacing-8) 0;
    text-align: center;
}

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

.cta-title {
    font-size: 32px;
    font-weight: 510;
    margin-bottom: var(--spacing-4);
    color: var(--color-text-primary);
}

.cta-subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-6);
    font-weight: 400;
}

/* Footer */
.footer {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-6) 0;
    margin-top: var(--spacing-8);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.footer-text {
    font-size: 14px;
    color: var(--color-text-tertiary);
}

.footer-links {
    display: flex;
    gap: var(--spacing-3);
    align-items: center;
}

.footer-link {
    font-size: 14px;
    color: var(--color-text-tertiary);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--color-accent-light);
}

.footer-divider {
    color: var(--color-text-tertiary);
    opacity: 0.5;
}

/* Loading State */
.submit-btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.submit-btn.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Account for sticky header */
}

/* Focus visible styles for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Skip to content link (accessibility) */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-accent);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 0 0 var(--radius-md) 0;
}

.skip-to-content:focus {
    top: 0;
}

/* Improved touch targets for mobile */
@media (max-width: 768px) {
    /* Ensure minimum 44x44px touch targets (iOS/Android standard) */
    .submit-btn,
    .apply-link,
    .footer-link {
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: var(--spacing-3) var(--spacing-4);
    }
    
    /* Better touch feedback */
    .submit-btn:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .hero-title {
        font-size: 32px;
        line-height: 1.2;
        margin-bottom: var(--spacing-3);
        letter-spacing: -0.02em; /* Tighter letter spacing on mobile */
    }
    
    .hero-subtitle {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: var(--spacing-5);
    }
    
    .form-group {
        flex-direction: column;
        gap: var(--spacing-3);
    }
    
    /* Larger input fields on mobile for easier typing */
    .email-input,
    .field-input,
    .field-select,
    .field-textarea {
        min-height: 48px;
        font-size: 16px; /* Prevents iOS zoom on focus */
        padding: var(--spacing-4);
    }
    
    /* Larger buttons on mobile */
    .submit-btn {
        min-height: 48px;
        padding: var(--spacing-4) var(--spacing-5);
        font-size: 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    .feature-card {
        padding: var(--spacing-5);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-3);
    }
    
    .cta-title,
    .apply-title {
        font-size: 28px;
        line-height: 1.3;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    /* Better spacing on mobile */
    .hero {
        padding: var(--spacing-6) 0 var(--spacing-7) 0;
    }
    
    .features {
        padding: var(--spacing-7) 0;
    }
    
    .apply-section {
        padding: var(--spacing-7) 0;
    }
    
    .cta {
        padding: var(--spacing-7) 0;
    }
    
    /* Adjust badge text for mobile */
    .badge-text,
    .apply-badge {
        font-size: 13px;
        padding: var(--spacing-2) var(--spacing-3);
    }
    
    /* Better form note spacing */
    .form-note {
        margin-top: var(--spacing-3);
        font-size: 13px;
    }
    
    /* Improve header padding on mobile */
    .header {
        padding: var(--spacing-3) 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 15px;
        line-height: 1.5;
    }
    
    .container {
        padding: 0 var(--spacing-4);
    }
    
    .hero {
        padding: var(--spacing-5) 0 var(--spacing-6) 0;
    }
    
    .features,
    .apply-section,
    .cta {
        padding: var(--spacing-6) 0;
    }
    
    /* Tighter spacing on very small screens */
    .hero-content {
        max-width: 100%;
    }
    
    .signup-form {
        max-width: 100%;
    }
    
    /* Smaller feature icons on mobile */
    .feature-icon {
        width: 40px;
        height: 40px;
    }
    
    .feature-icon svg {
        width: 40px;
        height: 40px;
    }
    
    /* Improve footer on very small screens */
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-2);
    }
    
    .footer-divider {
        display: none; /* Hide dividers on very small screens */
    }
    
    /* Better textarea sizing */
    .field-textarea {
        min-height: 120px;
    }
    
    /* Improve badge visibility on small screens */
    .launch-badge {
        margin-bottom: var(--spacing-4);
    }
    
    /* Better form spacing on mobile */
    .apply-form {
        padding: var(--spacing-5);
    }
    
    /* Improve icon sizes on mobile */
    .feature-icon {
        margin-bottom: var(--spacing-3);
    }
    
    /* Better visual separation on mobile */
    .features {
        border-top: 1px solid var(--color-border);
        border-bottom: 1px solid var(--color-border);
    }
}

/* Tablet optimizations */
@media (min-width: 481px) and (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
}

/* Large mobile / Small tablet - improve spacing */
@media (min-width: 375px) and (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-4);
    }
}

/* Improve hover states for devices that support hover */
@media (hover: hover) and (pointer: fine) {
    .feature-card:hover {
        transform: translateY(-4px);
    }
    
    .submit-btn:hover {
        transform: translateY(-1px);
    }
}

/* Disable hover effects on touch devices */
@media (hover: none) {
    .feature-card:active {
        transform: scale(0.98);
    }
    
    .submit-btn:active {
        transform: scale(0.97);
    }
}

/* Legal Pages (Privacy Policy, Terms of Service) */
.legal-content {
    padding: var(--spacing-8) 0;
    background-color: var(--color-background);
}

.legal-wrapper {
    max-width: 800px;
    margin: 0 auto;
    color: var(--color-text-primary);
}

.legal-wrapper h1 {
    font-size: 42px;
    font-weight: 510;
    line-height: 1.2;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-primary);
}

.legal-updated {
    font-size: 14px;
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-6);
    font-style: italic;
}

.legal-wrapper h2 {
    font-size: 24px;
    font-weight: 510;
    margin-top: var(--spacing-7);
    margin-bottom: var(--spacing-4);
    color: var(--color-text-primary);
}

.legal-wrapper h3 {
    font-size: 18px;
    font-weight: 510;
    margin-top: var(--spacing-5);
    margin-bottom: var(--spacing-3);
    color: var(--color-text-primary);
}

.legal-wrapper p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-4);
}

.legal-wrapper ul,
.legal-wrapper ol {
    margin: var(--spacing-3) 0 var(--spacing-4) var(--spacing-5);
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.legal-wrapper li {
    margin-bottom: var(--spacing-2);
}

.legal-wrapper a {
    color: var(--color-accent-light);
    text-decoration: none;
    transition: var(--transition-base);
}

.legal-wrapper a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.legal-wrapper strong {
    color: var(--color-text-primary);
    font-weight: 510;
}

.contact-info {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-5);
    margin: var(--spacing-4) 0;
}

.contact-info p {
    margin-bottom: var(--spacing-3);
}

.contact-info p:last-child {
    margin-bottom: 0;
}

.legal-footer {
    margin-top: var(--spacing-8);
    padding-top: var(--spacing-5);
    border-top: 1px solid var(--color-border);
}

.legal-footer a {
    color: var(--color-accent-light);
    text-decoration: none;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    transition: var(--transition-base);
}

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

/* Mobile optimizations for legal pages */
@media (max-width: 768px) {
    .legal-wrapper h1 {
        font-size: 32px;
    }
    
    .legal-wrapper h2 {
        font-size: 20px;
    }
    
    .legal-wrapper h3 {
        font-size: 16px;
    }
    
    .legal-wrapper p,
    .legal-wrapper li {
        font-size: 15px;
    }
    
    .contact-info {
        padding: var(--spacing-4);
    }
}