:root{--bg:#f1f1ee;--card:#fafaf8;--fg:#141414;--muted:#6b6b66;--line:#e2e2dc;--lime:#b5c81a;--lime-ink:#5f6b06}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#111110;--card:#1a1a19;--fg:#ededea;--muted:#9a9a93;--line:#2b2b29;--lime:#c3d62a;--lime-ink:#c3d62a}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:3px;text-decoration-thickness:1px}
.wrap{max-width:880px;margin:0 auto;padding:0 24px}
header.top{display:flex;align-items:center;justify-content:space-between;padding:32px 0}
.logo{font-weight:700;font-size:26px;letter-spacing:-.03em;text-decoration:none}
.logo span{color:var(--lime)}
nav a{color:var(--muted);text-decoration:none;margin-left:24px;font-size:15px}
nav a:hover{color:var(--fg)}
.hero{padding:12vh 0 10vh}
.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}
h1{font-size:clamp(40px,7vw,68px);line-height:1.04;letter-spacing:-.035em;margin:0 0 22px;font-weight:700}
h1 .dot{color:var(--lime)}
.lead{font-size:clamp(18px,2.4vw,21px);color:var(--muted);max-width:560px;margin:0}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.btn{display:inline-block;padding:13px 22px;border-radius:999px;text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--line)}
.btn.primary{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden;margin:0 0 12vh}
.grid div{background:var(--card);padding:30px 28px}
.grid h3{margin:0 0 8px;font-size:16px;letter-spacing:-.01em}
.grid p{margin:0;color:var(--muted);font-size:15px}
footer{border-top:1px solid var(--line);padding:28px 0 48px;color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}
/* kurulum rehberi */
.doc{max-width:680px;padding-top:6vh;padding-bottom:10vh}
.doc h1{font-size:clamp(34px,5.5vw,48px)}
.doc h2{font-size:20px;letter-spacing:-.015em;margin:56px 0 14px}
.doc .muted{color:var(--muted)}
ol.steps{list-style:none;counter-reset:s;padding:0;margin:40px 0 0}
ol.steps>li{counter-increment:s;position:relative;padding:0 0 30px 40px;border-left:1px solid var(--line);margin-left:15px}
ol.steps>li:last-child{border-left-color:transparent}
ol.steps>li::before{content:counter(s);position:absolute;left:-16px;top:-2px;width:32px;height:32px;border-radius:50%;background:var(--card);border:1px solid var(--line);display:grid;place-items:center;font-size:14px;font-weight:600}
ol.steps h3{margin:0 0 6px;font-size:17px}
ol.steps p{margin:0 0 8px;color:var(--muted)}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1px 6px;word-break:break-all}
.leds{display:grid;grid-template-columns:auto 1fr;gap:14px 20px;margin:0;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
.leds dt{display:flex;align-items:center;gap:10px;font-weight:600;white-space:nowrap}
.leds dd{margin:0;color:var(--muted)}
.led{width:10px;height:10px;border-radius:50%;background:var(--lime);display:inline-block}
.led.off{background:transparent;border:1.5px solid var(--muted)}
.led.slow{animation:b 2s steps(1) infinite}.led.fast{animation:b .4s steps(1) infinite}
@keyframes b{50%{opacity:.15}}
@media (prefers-reduced-motion:reduce){.led.slow,.led.fast{animation:none}}
.note{display:flex;gap:12px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-top:16px;color:var(--muted);font-size:15px}
.note svg{flex:none;margin-top:3px}
@media (max-width:560px){nav a{margin-left:16px}.leds{grid-template-columns:1fr}.leds dd{margin-bottom:6px}}