/* DongClock discovery guides. No remote fonts or dependencies. */
:root{color-scheme:dark;--bg:#090c0d;--surface:#121718;--line:#293332;--text:#f2f5f4;--muted:#a9b6b2;--accent:#66dfc2;--max:1100px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI",system-ui,-apple-system,sans-serif;line-height:1.8;word-break:keep-all;overflow-wrap:anywhere}a{color:inherit}a:hover{color:var(--accent)}button,input,textarea{font:inherit}button,a,input,textarea,summary{accent-color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{cursor:pointer}img{max-width:100%;height:auto}[hidden]{display:none!important}.wrap{width:min(calc(100% - 48px),var(--max));margin-inline:auto}.skip{position:fixed;z-index:9;top:8px;left:8px;background:var(--accent);color:#071611;padding:10px 16px;transform:translateY(-150%)}.skip:focus{transform:none}.header{border-bottom:1px solid var(--line)}.header-inner{min-height:84px;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;line-height:1.3;font-size:16px;font-weight:650;white-space:nowrap}.brand img{border-radius:9px}.brand small{display:block;color:var(--muted);font-size:11px;font-weight:400;letter-spacing:.08em}.main-nav{display:flex;gap:24px;flex-wrap:wrap;align-items:center;font-size:14px}.main-nav a{text-decoration:none;color:var(--muted)}.main-nav a[aria-current]{color:var(--accent)}.crumbs{padding-top:27px;color:var(--muted);font-size:13px}.crumbs ol{display:flex;gap:12px;list-style:none;margin:0;padding:0;flex-wrap:wrap}.crumbs li+li:before{content:"/";margin-right:12px;color:#61746d}.crumbs a{text-decoration:none}.hero{padding:63px 0 72px;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,1fr);gap:64px;align-items:center}.eyebrow{margin:0 0 18px;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.13em}.hero h1{font-size:clamp(38px,4.6vw,61px);font-weight:650;line-height:1.17;letter-spacing:-.055em;margin:0 0 24px}.hero h1 em{color:var(--accent);font-style:normal}.lead{font-size:18px;color:#bdc9c5;line-height:1.8;margin:0;max-width:680px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:49px;padding:11px 18px;border:1px solid #40514a;border-radius:8px;font-size:14px;line-height:1.6;font-weight:650;text-decoration:none;background:var(--surface);color:var(--text)}.button:hover{border-color:var(--accent);color:var(--text)}.button.primary{background:var(--accent);border-color:var(--accent);color:#061912}.button.primary:hover{background:#8cebd5}.platform{margin:14px 0 0;font-size:13px;color:var(--muted)}.copy-status{display:block;margin-top:8px;min-height:1.8em;color:var(--accent);font-size:13px}.hero-aside{padding:28px;border:1px solid #355047;border-radius:16px;background:linear-gradient(145deg,#15231f,#0e1312);position:relative}.hero-aside .number{font:500 48px/1 ui-monospace,monospace;color:var(--accent);letter-spacing:-.08em;margin:0 0 20px}.hero-aside h2{font-size:21px;margin:0 0 14px;line-height:1.4}.hero-aside p{font-size:14px;color:var(--muted);margin:0}.hero-aside ol{margin:0;padding-left:20px;font-size:15px}.hero-aside li+li{margin-top:12px}.section{border-top:1px solid var(--line);padding:64px 0}.section-label{color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.08em;margin:0 0 12px}h2{font-size:clamp(26px,3vw,35px);line-height:1.35;letter-spacing:-.035em;margin:0 0 22px}h3{font-size:19px;line-height:1.5;margin:0 0 10px}p{margin:0 0 16px}.intro{max-width:770px;color:var(--muted)}.step-list{counter-reset:steps;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:32px 0 0;padding:0;list-style:none}.step-list>li{counter-increment:steps;border-top:2px solid #335047;padding-top:20px}.step-list>li:before{content:"0" counter(steps);display:block;color:var(--accent);font:500 13px/1 ui-monospace,monospace;margin-bottom:24px}.step-list p{color:var(--muted);font-size:15px;margin:0}.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:60px}.split p{color:var(--muted)}.note{padding:22px 24px;border-left:2px solid var(--accent);background:#101a17;color:#bfcfc9;font-size:14px;margin-top:28px}.note strong{color:var(--text)}.checks{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:30px}.checks fieldset{margin:0;padding:0;border:0;min-width:0}.checks legend{font-size:18px;font-weight:650;padding:0 0 12px}.check-row{display:flex;align-items:flex-start;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);cursor:pointer;font-size:15px}.check-row input{width:19px;height:19px;flex:0 0 19px;margin:4px 0 0}.check-row:has(input:checked)>span{text-decoration:line-through;color:#90a89c}.check-progress{margin:0 0 14px;color:var(--accent);font-size:13px}.memo-label{display:block;font-size:14px;margin:24px 0 8px;color:#d3ded9}.checks textarea{display:block;width:100%;min-height:112px;resize:vertical;color:var(--text);background:#090f0d;border:1px solid #41544b;border-radius:7px;padding:12px;font-size:14px;line-height:1.7}.checks textarea::placeholder{color:#8a9f94}.save-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin:18px 0 0;cursor:pointer}.save-row input{margin-top:5px;width:17px;height:17px;flex:0 0 17px}.tool-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px}.tool-actions .button{font-size:13px;min-height:42px;padding:8px 13px}.storage-status{font-size:12px;color:var(--muted);margin:12px 0 0}.definition-list{margin:28px 0 0}.definition-list>div{display:grid;grid-template-columns:140px minmax(0,1fr);gap:22px;padding:21px 0;border-top:1px solid var(--line)}.definition-list dt{font-weight:650;color:#d4e1db}.definition-list dd{margin:0;color:var(--muted);font-size:15px}.capture{margin:0;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.capture img{display:block;border-radius:6px}.capture figcaption{font-size:12px;color:var(--muted);padding:12px 4px 3px;line-height:1.7}.questions{max-width:850px}.questions details{border-bottom:1px solid var(--line)}.questions summary{padding:20px 30px 20px 0;font-size:17px;cursor:pointer}.questions details p{font-size:15px;color:var(--muted);padding-bottom:16px}.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}.related a{display:block;padding:24px;border:1px solid var(--line);border-radius:10px;text-decoration:none;background:var(--surface)}.related strong{font-size:18px;display:block;margin-bottom:8px}.related span{display:block;font-size:14px;color:var(--muted)}.closing{border-top:1px solid var(--line);padding:56px 0 64px;background:linear-gradient(105deg,#12221c,#090c0d 70%)}.closing h2{font-size:30px}.closing p{color:var(--muted)}.footer{border-top:1px solid var(--line);padding:30px 0;color:var(--muted);font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-links{display:flex;flex-wrap:wrap;gap:20px}.footer p{margin:0}.text-link{color:var(--accent);text-underline-offset:4px}.noscript{padding:12px 0;color:var(--muted);font-size:13px}@media(max-width:900px){.hero{gap:32px;grid-template-columns:minmax(0,1.4fr) minmax(240px,1fr)}.split{gap:30px}.header-inner{align-items:flex-start;padding-block:20px}.main-nav{gap:14px}.step-list{gap:18px}.checks{padding:24px}}@media(max-width:680px){.wrap{width:calc(100% - 40px)}.header-inner{display:block;padding-block:17px}.main-nav{font-size:12px;gap:15px;margin-top:15px}.brand small{display:inline;margin-left:6px;font-size:10px}.crumbs{padding-top:20px;font-size:12px}.hero{padding:40px 0 44px;grid-template-columns:1fr;gap:26px}.hero h1{font-size:40px;line-height:1.22}.lead{font-size:16px}.hero-aside{padding:22px}.hero-aside .number{font-size:34px;margin-bottom:14px}.hero-aside h2{font-size:18px}.hero-aside ol{font-size:14px}.hero-aside li+li{margin-top:8px}.actions{display:grid;grid-template-columns:1fr;margin-top:23px}.button{width:100%}.copy-status:empty{min-height:0;margin:0}.platform{font-size:12px}.section{padding:44px 0}.step-list{grid-template-columns:1fr;gap:26px;margin-top:28px}.step-list>li{padding-top:16px}.step-list>li:before{margin-bottom:14px}.split{grid-template-columns:1fr;gap:24px}.checks{padding:22px 19px}.check-row{font-size:14px}.definition-list>div{grid-template-columns:1fr;gap:6px}.related{grid-template-columns:1fr;gap:12px}.related a{padding:22px}.closing{padding:40px 0 46px}.closing h2{font-size:26px}.questions summary{font-size:16px}.note{padding:18px;font-size:13px}.footer-inner{gap:14px}.footer-links{gap:14px}.tool-actions .button{width:auto}.copy-status:not(:empty){padding-top:4px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}