:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --transition-speed: 0.3s;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #ffffff;
    }
}

[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #bfe4f9;
}

[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #004aad;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
    min-height: 100vh;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    max-width: 800px;
    text-align: center;
    padding: 2rem 2rem 0 2rem;
    margin: 0 20px;
}

.logo {
    margin-bottom: 2rem;
    transition: opacity var(--transition-speed);
    display: inline-block;
}

.logo img {
    max-width: 100%;
    height: auto;
}

.logo-light {
    display: none;
}

[data-theme="dark"] .logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light {
    display: inline;
}

.content {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.theme-switch {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    transition: transform var(--transition-speed);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
}

.theme-switch:hover {
    transform: scale(1.1);
}

.theme-switch svg {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-speed);
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

.footer {
    margin: 10rem 0 2rem 0;
    font-size: 0.9rem;
    opacity: 0.8;
    text-align: center;
}

.footer-nav {
    margin-bottom: 1rem;
}

.footer-nav a {
    color: var(--text-color);
    text-decoration: none;
    margin: 0 1rem;
    transition: opacity var(--transition-speed);
}

.footer-nav a:hover {
    opacity: 0.8;
}

.reach-out {
    margin-top: 2rem;
}

h1 {
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

h2 {
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.about-section,
.privacy-section,
.terms-section {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}

ul {
    margin: 1rem 0;
    padding-left: 2rem;
}

ul li {
    margin-bottom: 0.5rem;
}

a {
    color: var(--text-color);
    text-decoration: unset;
    transition: opacity var(--transition-speed);
}

a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .content {
        font-size: 1rem;
    }
    
    .container {
        padding: 1rem;
    }

    .footer-nav a {
        display: block;
        margin: 0.5rem 0;
    }
}