@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Color Palette - Welcoming Dark Theme (Not Pitch Black) */
    --bg-base: #11131a;
    --bg-surface: #181a24;
    --bg-surface-hover: #1e212d;

    --border-color: #272a38;
    --border-color-hover: #36394a;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;

    /* Brand Accent */
    --accent: #8b5cf6;
    --accent-hover: #7c3aed;
    --accent-glow: rgba(139, 92, 246, 0.05);

    /* Dimensions & Spacing */
    --nav-height: 72px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1,
h2,
h3,
h4 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: rgba(17, 19, 26, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav-container {
    max-width: 100%;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.brand:hover {
    opacity: 0.9;
}

.brand-logo {
    height: 48px;
    width: auto;
}

.brand-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 28px;
    height: 46px;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-base);
}

.btn-primary:hover {
    background-color: #e2e8f0;
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--nav-height);
    background: radial-gradient(ellipse 60% 50% at 50% 10%, var(--accent-glow) 0%, transparent 100%);
}

.hero-content {
    max-width: 700px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.title {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 580px;
}

/* Features */
.features {
    padding: 100px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.feature-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 32px 28px;
    border-radius: var(--radius-md);
    transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-color-hover);
    background-color: var(--bg-surface-hover);
}

.feature-icon {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

/* Waitlist Section */
.waitlist-section {
    padding: 100px 0 140px;
    text-align: center;
}

.waitlist-content {
    max-width: 600px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 56px 40px;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.waitlist-content h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.waitlist-content p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 32px;
}

.waitlist-form {
    display: flex;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto;
}

.waitlist-form input {
    flex: 1;
    height: 46px;
    padding: 0 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9375rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.waitlist-form input:focus {
    border-color: var(--accent);
}

.waitlist-form button {
    white-space: nowrap;
}

.waitlist-message {
    margin-top: 16px;
    font-size: 0.9rem;
    min-height: 24px;
    color: #4ade80;
    /* Success green */
}

/* Legal Pages */
.legal-page {
    background-color: var(--bg-base);
}

.page-container {
    max-width: 680px;
    margin: 0 auto;
    padding: calc(var(--nav-height) + 80px) 24px 120px;
}

.page-container h1 {
    font-size: 2.5rem;
    margin-bottom: 48px;
    font-weight: 600;
}

.legal-content h2 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-top: 48px;
    margin-bottom: 16px;
    font-weight: 500;
}

.legal-content p,
.legal-content li {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.imprint-details {
    margin-bottom: 32px;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

.imprint-details p {
    margin-bottom: 4px;
}

.imprint-details strong {
    color: var(--text-primary);
}

.legal-content a {
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color-hover);
    padding-bottom: 2px;
    transition: border-color 0.2s ease;
}

.legal-content a:hover {
    border-color: var(--text-primary);
}

/* Footer improvements */
footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 64px 0 32px;
}

.footer-container {
    max-width: 100%;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 64px;
    flex-wrap: wrap;
    gap: 48px;
}

.footer-left {
    max-width: 320px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo {
    height: 32px;
}

.footer-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
    line-height: 1.6;
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-icons a {
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: color 0.2s ease;
}

.social-icons a:hover {
    color: var(--text-primary);
}

.footer-right {
    display: flex;
    gap: 64px;
}

.footer-links-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links-group h4 {
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links-group a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links-group a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    max-width: 100%;
    padding: 32px 40px 0 40px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 24px;
    }

    .nav-links {
        display: none;
    }

    .title {
        font-size: 3rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    .waitlist-form {
        flex-direction: column;
        width: 100%;
    }

    .waitlist-form button {
        width: 100%;
    }

    .footer-container {
        flex-direction: column;
        gap: 40px;
    }

    .footer-right {
        flex-direction: column;
        gap: 32px;
    }
}