:root {
    --primary: #00E5FF;
    --primary-variant: #00B8D4;
    --accent: #80DEEA;
    --bg: #020A0D;
    --surface: #0D1B20;
    --text: #E0F7FA;
    --text-muted: #80CBC4;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
}
[dir="rtl"] { direction: rtl; text-align: right; }
[dir="rtl"] ul { padding-right: 24px; padding-left: 0; }
.header {
    background: var(--surface);
    border-bottom: 1px solid rgba(0, 229, 255, 0.1);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 20px;
}
.lang-switcher {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}
.lang-btn {
    background: transparent;
    border: 1px solid rgba(0, 229, 255, 0.2);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.lang-btn:hover, .lang-btn.active {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(0, 229, 255, 0.08);
}
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px 24px 80px;
}
h1 {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-variant));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}
.last-updated {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 32px;
}
h2 {
    color: var(--accent);
    font-size: 20px;
    margin-top: 32px;
    margin-bottom: 12px;
}
p, li {
    color: var(--text);
    font-size: 15px;
    margin-bottom: 12px;
}
ul { padding-left: 24px; margin-bottom: 12px; }
li { margin-bottom: 6px; }
a { color: var(--primary); }
.footer {
    text-align: center;
    padding: 24px;
    color: var(--text-muted);
    font-size: 13px;
    border-top: 1px solid rgba(0, 229, 255, 0.1);
}
/* Landing page */
.landing { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 80vh; text-align: center; }
.logo { font-size: 48px; font-weight: 800; background: linear-gradient(135deg, var(--primary), var(--primary-variant)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 12px; }
.tagline { font-size: 18px; color: var(--text-muted); margin-bottom: 48px; }
.links { display: flex; flex-direction: column; gap: 16px; width: 100%; max-width: 400px; }
.links a { display: block; padding: 16px 24px; background: var(--surface); border: 1px solid rgba(0, 229, 255, 0.15); border-radius: 12px; color: var(--accent); text-decoration: none; font-size: 16px; transition: all 0.2s; }
.links a:hover { border-color: var(--primary); background: rgba(0, 229, 255, 0.05); }
/* Data request */
.request-box { background: var(--surface); border: 1px solid rgba(0, 229, 255, 0.15); border-radius: 12px; padding: 24px; margin: 24px 0; }
.request-box h3 { color: var(--accent); margin-bottom: 12px; font-size: 17px; }
.email-link { display: inline-block; padding: 12px 24px; background: linear-gradient(135deg, var(--primary-variant), #00838F); color: var(--bg); text-decoration: none; border-radius: 8px; font-weight: 600; margin-top: 8px; transition: opacity 0.2s; }
.email-link:hover { opacity: 0.9; }