:root {
    --bg-color: #fcfbfa;
    --text-color: #2c2a29;
    --heading-color: #1a1817;
    --accent-color: #8b5a2b;
    --accent-hover: #6d4520;
    --surface-color: #f4f1ea;
    --border-color: #dcd6ce;
    --error-color: #a94442;
    --success-color: #3c763d;
    --max-width: 800px;
    --spacing: 1.5rem;
    --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #181716;
        --text-color: #e2ded8;
        --heading-color: #fcfbfa;
        --accent-color: #c49a65;
        --accent-hover: #d8b27c;
        --surface-color: #242220;
        --border-color: #3e3b38;
        --error-color: #d9534f;
        --success-color: #5cb85c;
    }
}

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

body {
    font-family: var(--font-stack);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.site-header {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    font-weight: 700;
    color: var(--heading-color);
    text-decoration: none;
    font-size: 1.1rem;
}

.site-nav {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.site-nav a, .footer-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.95rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.site-nav a:hover, .footer-nav a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.main-content {
    flex: 1;
    padding: 2.5rem 1rem;
}

h1, h2, h3 {
    color: var(--heading-color);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

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

h3 {
    font-size: 1.2rem;
    margin-top: 1.2rem;
}

p {
    margin-bottom: 1.2rem;
}

ul {
    margin-bottom: 1.2rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

.hero {
    margin-bottom: 2.5rem;
}

.content-section {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 4px;
    margin-bottom: 2rem;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    margin-bottom: 1rem;
    border-radius: 4px;
}

.subscribe-box {
    margin-top: 2rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--heading-color);
}

input[type="email"], textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    border-radius: 4px;
    font-size: 1rem;
    min-height: 44px;
}

input[type="email"]:focus, textarea:focus {
    outline: 2px solid var(--accent-color);
    border-color: transparent;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-color);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
}

.btn:hover {
    background-color: var(--accent-hover);
}

.form-message {
    margin-top: 1rem;
    font-weight: 500;
}

.form-message.success {
    color: var(--success-color);
}

.form-message.error {
    color: var(--error-color);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.news-item {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 4px;
}

.news-item time {
    display: block;
    font-size: 0.85rem;
    color: var(--accent-color);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.diag-textarea {
    font-family: monospace;
    font-size: 0.9rem;
    width: 100%;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    border-radius: 4px;
}

.text-center {
    text-align: center;
}

.site-footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-nav {
    display: flex;
    gap: 1.5rem;
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
    }
}