/* === potatameister styles === */

:root {
    --bg: #fafafa;
    --bg-card: #ffffff;
    --bg-elevated: #f4f4f4;
    --text: #0a0a0a;
    --text-muted: #525252;
    --text-faint: #a3a3a3;
    --border: #e5e5e5;
    --border-strong: #d4d4d4;
    --accent: #f59e0b;
    --accent-soft: #fef3c7;
    --accent-text: #b45309;
    --code-bg: #f5f5f5;
    --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.04);
    --shadow-hover: 0 2px 4px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.08);
    --radius: 12px;
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg: #0a0a0a;
    --bg-card: #171717;
    --bg-elevated: #262626;
    --text: #fafafa;
    --text-muted: #a3a3a3;
    --text-faint: #525252;
    --border: #262626;
    --border-strong: #404040;
    --accent: #fbbf24;
    --accent-soft: #422006;
    --accent-text: #fcd34d;
    --code-bg: #171717;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 2px 8px rgba(0,0,0,0.4);
    --shadow-hover: 0 2px 4px rgba(0,0,0,0.4), 0 8px 24px rgba(0,0,0,0.5);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    min-height: 100vh;
    transition: background var(--transition), color var(--transition);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "ss01", "cv11";
}

a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px dotted var(--border-strong);
    transition: all var(--transition);
}

a:hover {
    color: var(--accent-text);
    border-bottom-color: var(--accent);
    text-decoration: none;
}

.no-underline {
    border-bottom: none;
}

.no-underline:hover {
    border-bottom: none;
}

code {
    font-family: "SF Mono", "Cascadia Code", "Consolas", monospace;
    background: var(--code-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    border: 1px solid var(--border);
}

/* === Layout === */
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 32px;
}

/* === Navigation === */
nav {
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: color-mix(in srgb, var(--bg) 80%, transparent);
}

.nav-inner {
    max-width: 720px;
    margin: 0 auto;
    padding: 18px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-brand {
    font-weight: 700;
    color: var(--text);
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    border-bottom: none;
}

.nav-brand:hover {
    color: var(--accent-text);
    border-bottom: none;
}

.nav-brand .dot {
    color: var(--accent);
    display: inline-block;
    margin-left: 1px;
}

.nav-links {
    display: flex;
    gap: 2px;
    align-items: center;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.92rem;
    border-bottom: none;
    transition: all var(--transition);
}

.nav-links a:hover {
    color: var(--text);
    background: var(--bg-elevated);
    border-bottom: none;
}

.nav-links a.active {
    color: var(--accent-text);
    background: var(--accent-soft);
}

/* Theme toggle */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 34px;
    height: 34px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all var(--transition);
    margin-left: 4px;
}

.theme-toggle:hover {
    border-color: var(--border-strong);
    color: var(--text);
    background: var(--bg-elevated);
}

.theme-toggle .sun { display: none; }
.theme-toggle .moon { display: block; }

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

/* === Main === */
main {
    padding: 72px 0 96px;
}

h1 {
    font-size: 2.75rem;
    font-weight: 700;
    letter-spacing: -0.035em;
    margin-bottom: 20px;
    line-height: 1.1;
}

h2 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    margin: 56px 0 16px;
}

h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

p {
    margin-bottom: 16px;
    color: var(--text-muted);
    line-height: 1.7;
}

.lead {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.6;
}

.muted {
    color: var(--text-faint);
    font-size: 0.9rem;
}

/* === Cards === */
.card-grid {
    display: grid;
    gap: 14px;
    margin-top: 20px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: all var(--transition);
    display: block;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    position: relative;
}

.card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    text-decoration: none;
    border-bottom-color: var(--border-strong);
}

.card h3 {
    color: var(--text);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.55;
}

.card .tag {
    display: inline-block;
    font-size: 0.7rem;
    color: var(--accent-text);
    background: var(--accent-soft);
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    vertical-align: middle;
}

.card .arrow {
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%) translateX(-4px);
    color: var(--text-faint);
    transition: all var(--transition);
    opacity: 0;
}

.card:hover .arrow {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
    color: var(--accent);
}

/* === Lists === */
.simple-list {
    list-style: none;
    margin-top: 16px;
}

.simple-list li {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.simple-list li:last-child {
    border-bottom: none;
}

.simple-list strong {
    color: var(--text);
    font-weight: 600;
    min-width: 100px;
    display: inline-block;
}

/* === Privacy content === */
.privacy-content {
    max-width: 680px;
}

.privacy-content h1 {
    margin-bottom: 8px;
}

.privacy-content .updated {
    color: var(--text-faint);
    font-size: 0.88rem;
    margin-bottom: 36px;
    display: block;
}

.privacy-content h2 {
    margin-top: 36px;
    margin-bottom: 10px;
    color: var(--text);
    font-size: 1.15rem;
}

.privacy-content p {
    color: var(--text-muted);
}

.privacy-content ul {
    color: var(--text-muted);
    padding-left: 22px;
    margin-bottom: 16px;
}

.privacy-content li {
    margin-bottom: 6px;
}

/* === Footer === */
footer {
    border-top: 1px solid var(--border);
    padding: 28px 0;
    color: var(--text-faint);
    font-size: 0.85rem;
    text-align: center;
}

footer a {
    color: var(--text-muted);
    border-bottom: none;
}

footer a:hover {
    color: var(--accent-text);
    border-bottom: none;
}

/* === Responsive === */
@media (max-width: 600px) {
    .nav-inner {
        padding: 14px 20px;
    }
    
    .nav-links {
        gap: 0;
    }
    
    .nav-links a {
        padding: 6px 10px;
        font-size: 0.85rem;
    }
    
    main {
        padding: 48px 0 72px;
    }
    
    h1 {
        font-size: 2.1rem;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .card {
        padding: 18px 20px;
    }
}