:root{--bg: #f7f8fa;--card: #ffffff;--brd: #e4e8ee;--tx: #16202f;--mu: #5c6a7c;--pr: #2563eb;--pr-hover: #1d4ed8;--pr-soft: #eef4ff;--ok: #10b981;--bad: #dc2626;--hero-a: #0f1b2d;--hero-b: #14243c;--hero-line: #24354f;--on-hero: #eef4fb;--on-hero-mute: #9db0c9;--radius: 12px;--shadow: 0 8px 24px rgba(16, 32, 60, .08);--font-en: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-ur: "Noto Nastaliq Urdu", serif}[data-theme=dark]{--bg: #0d1728;--card: #16243b;--brd: #27374f;--tx: #eaf1fb;--mu: #93a5c0;--pr: #3b82f6;--pr-hover: #2563eb;--pr-soft: rgba(59, 130, 246, .16);--ok: #34d399;--bad: #f87171;--shadow: 0 8px 24px rgba(0, 0, 0, .3)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--tx);font-family:var(--font-en);line-height:1.6;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased}main{max-width:1060px;margin:0 auto;padding:24px 18px 40px}main.narrow{max-width:760px}h1{font-size:clamp(1.6rem,6vw,2rem);line-height:1.18;letter-spacing:-.025em;font-weight:700}h2{font-size:1.2rem;letter-spacing:-.015em;font-weight:650}p{color:var(--mu)}code{font-family:ui-monospace,monospace;font-size:.85rem;color:var(--tx)}.site-head{background:linear-gradient(160deg,var(--hero-a),var(--hero-b));color:var(--on-hero);border-bottom:1px solid var(--hero-line)}.site-nav{max-width:1060px;margin:0 auto;padding:13px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--on-hero)}.mark{width:34px;height:34px;border-radius:9px;flex:none;background:linear-gradient(150deg,#3b82f6,#60a5fa);display:grid;place-items:center;color:#fff;box-shadow:0 4px 14px #3b82f652}.brand b{display:block;font-size:.94rem;letter-spacing:.01em;line-height:1.1}.brand 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a:hover{color:var(--tx)}.foot-base{grid-column:1 / -1;border-top:1px solid var(--brd);padding-top:14px;font-size:.74rem;color:var(--mu)}@media(min-width:720px){.pick{width:auto;display:inline-block}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}