:root{--paper:#f7f8f3;--white:#fff;--ink:#192e2c;--muted:#526762;--line:#dce3da;--green:#246454;--dark:#163c34;--tint:#e9f0e7;--orange:#b94d27;--error:#a42e20;--mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--orange);outline-offset:4px}[hidden]{display:none!important}.wrap{max-width:1240px;margin:auto;padding-inline:40px}.site-header{display:flex;justify-content:space-between;align-items:center;min-height:100px;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:750;color:var(--ink);text-decoration:none;letter-spacing:-.6px}.brand-icon{display:grid;place-items:center;width:40px;height:40px;background:var(--green);color:white;border-radius:12px;font:700 17px var(--mono)}.brand-light{font-weight:450;color:var(--muted)}nav{display:flex;gap:26px;font-size:14px}nav a{text-decoration:none}.hero{padding:66px 0 44px;max-width:780px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.8px;color:var(--green);margin:0 0 18px}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--orange);margin-right:7px}h1{font-size:clamp(40px,5.4vw,66px);line-height:1.08;letter-spacing:-2.8px;margin:0 0 24px;font-weight:720}h1 span{color:var(--green)}.intro{font-size:18px;color:var(--muted);max-width:650px;margin:0 0 22px;line-height:1.75}.trust{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:12px;color:var(--muted)}.trust span::before{content:"";display:inline-block;width:5px;height:5px;vertical-align:middle;background:var(--green);border-radius:50%;margin-right:8px}.workspace{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,1fr);gap:28px;align-items:start;scroll-margin-top:24px}.card{padding:28px;background:var(--white);border:1px solid var(--line);border-radius:16px;margin-bottom:20px}.section-heading{display:flex;gap:14px;margin-bottom:24px;align-items:flex-start}.step{font:600 12px var(--mono);background:var(--tint);padding:7px 9px;border-radius:8px;color:var(--green);margin-top:2px}.section-heading h2{font-size:19px;line-height:1.4;letter-spacing:-.3px;margin:0 0 5px}.section-heading p{font-size:13px;color:var(--muted);margin:0}fieldset{border:0;padding:0;margin:0;min-width:0}label{display:block;font-size:13px;font-weight:650;margin:17px 0 7px}.format-option{display:flex;align-items:center;gap:10px;border:1px solid var(--line);padding:14px 12px;border-radius:9px;margin:10px 0 0;cursor:pointer}.format-option:has(input:checked){background:#f4f8f1;border-color:var(--green)}.format-option input{width:16px;accent-color:var(--green);margin:0}.format-option strong,.format-option small{display:block}.format-option strong{font-size:13px}.format-option small{font-weight:400;font-size:12px;color:var(--muted)}.badge{font-size:10px;background:#e1ebdb;color:var(--dark);border-radius:5px;padding:3px 6px;margin-left:auto;white-space:nowrap}.preset-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}button{cursor:pointer;border:1px solid transparent;border-radius:8px;padding:11px 18px;background:var(--green);color:white;font-size:13px;font-weight:650;line-height:1.5}button:hover{background:var(--dark)}button:disabled{cursor:not-allowed;opacity:.6}.preset-list button{background:var(--white);color:var(--muted);border-color:var(--line);padding:7px 11px;font-size:12px;font-weight:500}.preset-list button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:white}.preset-list button:hover{border-color:var(--green)}input:not([type=radio]):not([type=checkbox]),select,textarea{display:block;width:100%;min-width:0;border:1px solid #b6c5ba;border-radius:7px;padding:10px 12px;background:#fff;color:var(--ink);font-size:14px}input:not([type=radio]):not([type=checkbox]),textarea{font-family:var(--mono)}textarea{resize:vertical;line-height:1.8;min-height:100px}select{padding-right:28px;max-width:100%}.cron-fields{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:8px}.cron-fields label{font-size:11px;white-space:nowrap}.cron-fields input{font-size:17px!important;padding:12px 7px!important;text-align:center}.cron-fields small{font-size:10px;color:var(--muted);display:block;margin-top:6px;line-height:1.5}.cron-fields .error{font-size:11px;overflow-wrap:anywhere}.help{font-size:12px;color:var(--muted);margin:8px 0 0}.optional{font-weight:400;color:var(--muted)}.error{font-size:12px;color:var(--error);margin:6px 0 0}.error:empty{display:none}[aria-invalid=true]{border-color:var(--error)!important;background:#fff8f5!important}.check-label{display:flex;gap:9px;align-items:flex-start;font-size:12px;font-weight:400;color:var(--muted);margin:18px 0}.check-label input{accent-color:var(--green);flex:none;margin-top:5px;width:16px;height:16px}details{border-top:1px solid var(--line);margin-top:22px;padding-top:16px;font-size:13px}summary{cursor:pointer;font-weight:600;line-height:1.7}details p{color:var(--muted)}.syntax-list{display:grid;grid-template-columns:100px 1fr;gap:8px;font-size:12px}.syntax-list dt,.syntax-list dd{margin:0}code{font-family:var(--mono);font-size:.91em;overflow-wrap:anywhere}p code,dd code,summary code{background:#ecf0e8;border-radius:3px;padding:2px 4px;color:var(--dark)}.preview-sticky{position:sticky;top:24px}.preview-card{overflow:hidden;background:var(--dark);border:1px solid var(--dark);border-radius:16px;color:#f1f7ed;padding:24px}.preview-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.preview-header h2{font-size:16px;margin:0}.validity{color:#c2dfbf;font-size:10px;border:1px solid #668b77;border-radius:20px;padding:3px 8px;white-space:nowrap}.validity.invalid{color:#ffe2d5;border-color:#dca082}.code-caption{font:10px var(--mono);letter-spacing:1.3px;color:#bdd1c4;margin-top:28px}.preview-card pre{margin:16px 0 26px;color:#e3edb4;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;font:13px/1.9 var(--mono);min-height:135px}.preview-card code{font:inherit}.export-actions{display:flex;gap:10px}.export-actions button{background:#d9e8b7;color:var(--dark);flex:1}.export-actions button:hover{background:#e9f6ce}.export-actions button.secondary{background:transparent;border-color:#729185;color:#f1f7ed;flex:0}.export-status{font-size:12px;color:#e6edcf;margin:10px 0 0}.export-status:empty{display:none}.newline-note{color:#c0d0c6;font-size:11px;margin:16px 0 0}.explanation-card{border:1px solid var(--line);background:#edf2e7;padding:24px;border-radius:14px;margin-top:16px}.explanation-card .eyebrow{font-size:10px;margin-bottom:9px}.explanation-card h2{font-size:20px;margin:0 0 10px;letter-spacing:-.4px}.explanation-card p{font-size:13px;line-height:1.85}.explanation-card .timezone-note{font-size:11px;color:var(--muted);border-top:1px solid #ccd9c7;padding-top:14px;margin:15px 0 0}.warning-card{border:1px solid #dbb48a;background:#fff5e5;border-radius:12px;padding:18px 22px;margin-top:16px;color:#683c1d}.warning-card h2{font-size:14px;margin:0 0 8px}.warning-card ul{margin:0;padding-left:18px;font-size:12px}.warning-card li+li{margin-top:10px}.local-note{font-size:11px;color:var(--muted);text-align:center;padding:0 22px;margin:18px 0}#validation-summary:not(:empty){font-size:13px;padding:16px;margin-top:16px;border:1px solid #cf9b8b;border-radius:10px;background:#fff3ee;color:var(--error)}.guide{margin-top:60px;padding-top:42px;border-top:1px solid var(--line);scroll-margin-top:24px}.guide h2,.learn h2{font-size:32px;letter-spacing:-1px;line-height:1.3;margin:0 0 18px}.guide-intro{max-width:760px;color:var(--muted);font-size:15px;margin-bottom:28px}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.guide-grid .card{padding:24px;margin:0}.guide-number{font:600 13px var(--mono);color:var(--orange)}h3{font-size:18px;letter-spacing:-.3px;margin:12px 0}.guide-grid p{font-size:13px;color:var(--muted)}.guide-grid pre{background:var(--paper);padding:12px;border:1px solid var(--line);border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.callout{border-left:3px solid var(--orange);padding-left:12px}.guide-detail{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px}.learn{padding:56px 0 50px}.learning-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}.learning-grid details{border:1px solid var(--line);background:#fff;border-radius:12px;margin:0;padding:20px 24px}.learning-grid summary{font-size:14px}.learning-grid p{font-size:13px}.learn .eyebrow{margin-bottom:12px}footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);padding-top:20px!important;padding-bottom:26px!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:absolute;top:-100px;left:12px;background:white;z-index:10;padding:12px}.skip:focus{top:10px}
@media(min-width:960px){.preview-column{height:100%}}
@media(max-width:1000px){.wrap{padding-inline:28px}.workspace{gap:20px;grid-template-columns:1.1fr 1fr}.card{padding:22px}.cron-fields{gap:6px}.cron-fields label{font-size:10px}.preview-card{padding:20px}.preview-header{flex-wrap:wrap}.guide-grid{gap:12px}.guide-grid .card{padding:18px}}
@media(max-width:800px){.workspace{grid-template-columns:1fr}.preview-column{grid-row:auto}.preview-sticky{position:static}.preview-header{flex-wrap:nowrap}.hero{padding-top:46px}.intro{font-size:16px}.guide-grid{grid-template-columns:1fr}.guide-grid .card{padding:24px}.learning-grid{grid-template-columns:1fr}.preview-card pre{min-height:0}.site-header{min-height:82px}.guide{margin-top:40px}footer{flex-direction:column;gap:0}}
@media(max-width:480px){.wrap{padding-inline:18px}.brand{font-size:16px;gap:7px}.brand-icon{width:32px;height:32px;font-size:14px}.brand-light{display:none}nav{gap:14px;font-size:12px}.hero{padding:36px 0 30px}h1{font-size:44px;letter-spacing:-2px}.eyebrow{font-size:9px;letter-spacing:1.4px}.trust{gap:8px 12px;font-size:10px}.card{padding:20px}.section-heading{gap:10px}.section-heading h2{font-size:18px}.badge{display:none}.cron-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.cron-fields label{font-size:12px}.cron-fields input{text-align:left;padding-left:12px!important}.cron-fields small{font-size:11px}.cron-fields>div:last-child{grid-column:1/-1}.preview-header h2{font-size:15px}.validity{font-size:9px}.guide h2,.learn h2{font-size:27px}.guide-detail,.learning-grid details{padding:18px}.syntax-list{grid-template-columns:86px 1fr}.export-actions button{padding:11px 12px}}
@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .15s,border-color .15s}html{scroll-behavior:smooth}}