/* Gegenrede Landing Page */

:root {
    --brand: #0f5c52;
    --brand-light: #e8f5f3;
    --brand-dark: #2dd4b8;
    --text: #1d1d1f;
    --text-secondary: #555;
    --bg: #ffffff;
    --surface: #f9fafb;
    --border: rgba(0, 0, 0, 0.08);
    --radius: 16px;
    --max-width: 720px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --brand: #2dd4b8;
        --brand-light: rgba(45, 212, 184, 0.1);
        --text: #f5f5f7;
        --text-secondary: #a1a1a6;
        --bg: #1c1c1e;
        --surface: #2c2c2e;
        --border: rgba(255, 255, 255, 0.1);
    }
}

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

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

/* Layout */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Landing Page Hero */

.hero {
    text-align: center;
    padding: 4rem 0 3rem;
}

.app-icon {
    width: 120px;
    height: 120px;
    border-radius: 27px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
}

.brand-title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--brand);
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

/* Features */

.features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 0 0 3rem;
}

@media (min-width: 540px) {
    .features {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.feature-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* App Store Badge */

.app-store-section {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    padding-bottom: 3rem;
}

.store-badge {
    display: inline-block;
    transition: opacity 0.2s;
}

.store-badge:hover {
    opacity: 0.85;
}

.store-badge img {
    display: block;
    height: 60px;
    width: auto;
}

/* Footer */

footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

footer a {
    color: var(--brand);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

footer .social-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

footer .social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--brand);
    transition: opacity 0.2s;
}

footer .social-link:hover {
    opacity: 0.7;
    text-decoration: none;
}

footer .social-icon {
    width: 22px;
    height: 22px;
    display: block;
    fill: currentColor;
}