@charset "UTF-8";
:root{--bg:#f8f7f2;--paper:#fff;--ink:#202f2b;--muted:#626e67;--green:#234c3c;--line:#dfe3d9;--light:#edf1e7;--orange:#d56c38;--radius:18px;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid #d18435;outline-offset:4px}button{cursor:pointer}button:disabled{cursor:default}svg{display:block}::selection{background:#dbe8cf}.wrap{width:min(1080px,calc(100% - 48px));margin-inline:auto}.skip{position:absolute;left:16px;top:-80px;background:var(--green);color:white;padding:10px 18px;z-index:20}.skip:focus{top:12px}.header{border-bottom:1px solid var(--line)}.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;font-size:18px;font-weight:700;letter-spacing:.04em}.brand-mark{width:34px;height:34px;flex-shrink:0}.nav{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--muted)}.nav a{padding:8px 0}.nav a:hover,.nav [aria-current=page]{color:var(--green)}.nav [aria-current=page]{box-shadow:0 2px var(--orange)}.hero{padding:80px 0 64px;display:grid;grid-template-columns:1.5fr .75fr;gap:60px;align-items:center}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.17em;color:var(--green);text-transform:uppercase;margin:0 0 18px}.eyebrow:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--orange);margin-right:10px;vertical-align:middle}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(32px,4.8vw,54px);line-height:1.3;letter-spacing:-.04em;font-weight:650;margin-bottom:24px}h2{font-size:25px;line-height:1.4;font-weight:650;letter-spacing:-.025em}h3{font-size:20px;font-weight:650;line-height:1.45}.hero-description{max-width:530px;font-size:16px;color:var(--muted);line-height:1.95;margin-bottom:28px}.pills{display:flex;flex-wrap:wrap;gap:10px}.pill{background:var(--light);padding:5px 12px;border-radius:30px;font-size:12px;color:var(--green)}.desk-note{background:var(--green);color:#f8f7f2;border-radius:var(--radius);padding:32px;position:relative;transform:rotate(2deg);min-height:225px;display:flex;flex-direction:column;justify-content:space-between}.note-label{font-size:11px;letter-spacing:.18em;color:#cedbc7}.note-title{font-size:22px;font-weight:500;line-height:1.65;margin:18px 0 24px}.note-bottom{font-size:12px;border-top:1px solid #ffffff30;padding-top:15px;color:#d3dfce}.section{padding-bottom:64px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section-heading h2{margin:0}.section-heading p{margin:0;color:var(--muted);font-size:13px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool-card{display:flex;flex-direction:column;min-height:270px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .18s,border-color .18s}.tool-card:hover{transform:translateY(-4px);border-color:#91a48b}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}.tool-symbol{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--light);font-size:21px;color:var(--green);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-weight:600}.card-number{font-size:11px;font-variant-numeric:tabular-nums;letter-spacing:.08em;color:#92998f}.tool-card h3{margin-bottom:9px}.tool-card p{font-size:14px;color:var(--muted);margin-bottom:25px}.card-link{margin-top:auto;font-size:13px;color:var(--green);display:flex;align-items:center;justify-content:space-between}.arrow{font-size:20px}.info-band{display:grid;grid-template-columns:1fr 1fr;gap:36px;border-top:1px solid var(--line);padding:34px 0 60px}.info-band h3{font-size:16px;margin-bottom:10px}.info-band p{color:var(--muted);font-size:14px;margin-bottom:0;max-width:470px}.text-link{border-bottom:1px solid #a8b7a0}.footer{border-top:1px solid var(--line);color:var(--muted);font-size:12px}.footer-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-block:22px}.footer-links{display:flex;gap:20px}.page-head{padding:42px 0 30px}.breadcrumb{font-size:13px;color:var(--muted);display:flex;gap:10px;align-items:center;margin-bottom:24px}.breadcrumb a:hover{color:var(--green)}.page-head h1{font-size:36px;margin-bottom:12px}.page-head p{color:var(--muted);max-width:700px;margin-bottom:0}.workspace{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);padding:26px;margin-bottom:20px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:24px}.button{border:1px solid var(--line);border-radius:9px;padding:9px 15px;background:var(--paper);color:var(--ink);font-size:13px;line-height:1.5;transition:background .15s}.button:hover{background:var(--light)}.button.primary{background:var(--green);border-color:var(--green);color:#fff}.button.primary:hover{background:#163c2d}.button.small{padding:5px 10px;font-size:12px}.button.quiet{color:var(--muted)}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field-head{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:32px;margin-bottom:10px}.field-head label,.field-title{font-weight:600;font-size:14px}.field-head span{font-size:11px;color:var(--muted)}textarea{display:block;width:100%;min-height:340px;resize:vertical;border:1px solid var(--line);border-radius:10px;padding:16px;background:#fff;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Consolas,"PingFang SC",monospace;font-size:13px;line-height:1.75;tab-size:2}textarea[readonly]{background:#f7f8f4}textarea::placeholder{color:#9aa096}.field-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:12px;min-height:32px}.stats{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}.message{min-height:28px;margin:16px 0 0;font-size:13px;color:var(--green);overflow-wrap:anywhere}.message.error{color:#a33324}.tool-help{padding:6px 0 58px;max-width:760px}.tool-help h2{font-size:17px;margin:22px 0 10px}.tool-help p,.tool-help li{font-size:13px;color:var(--muted)}.tool-help ul{padding-left:20px}.privacy-note{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;margin-bottom:24px}.privacy-dot{width:6px;height:6px;background:#7c946d;border-radius:50%;flex-shrink:0}.time-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.time-panel+ .time-panel{border-left:1px solid var(--line);padding-left:24px}.time-panel h2{font-size:19px;margin-bottom:20px}.input-label{display:block;font-size:13px;font-weight:600;margin:0 0 8px}.input-row{display:flex;gap:10px;margin-bottom:14px}.input-row input{min-width:0;flex:1}input,select{border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:#fff;color:var(--ink);font-size:14px}input[type=datetime-local]{width:100%;margin-bottom:14px;min-height:45px}.time-output{min-height:150px;margin-top:20px;font-size:12px;overflow-wrap:anywhere}.time-actions{display:flex;gap:8px;flex-wrap:wrap}.zone-note{font-size:12px;color:var(--muted);margin-bottom:24px;overflow-wrap:anywhere}.prose{max-width:740px;margin-inline:auto;padding:54px 0 76px}.prose h1{font-size:36px;margin-bottom:12px}.prose .lead{font-size:17px;color:var(--muted);line-height:1.9;margin:24px 0 36px}.prose h2{font-size:20px;margin:34px 0 14px}.prose p,.prose li{font-size:15px;color:#4b5951;line-height:1.95}.prose ul{padding-left:22px}.updated{font-size:12px;color:var(--muted)}.notice-box{border-left:3px solid var(--orange);padding:16px 20px;background:var(--light);border-radius:0 10px 10px 0}.notice-box p:last-child{margin-bottom:0}.not-found{min-height:65vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-block:60px}.not-found .code{font-family:ui-monospace,monospace;font-size:14px;color:var(--orange);letter-spacing:.15em;margin-bottom:20px}.not-found h1{font-size:40px}.not-found p{color:var(--muted);margin-bottom:30px}.clipboard-buffer{position:fixed;left:-9999px;top:0;min-height:0;width:1px;height:1px;opacity:0}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tool-card{transition:none}.tool-card:hover{transform:none}.button{transition:none}}
@media(max-width:800px){.hero{grid-template-columns:1fr;gap:32px;padding:48px 0}.desk-note{transform:none;min-height:180px;max-width:460px}.note-title{font-size:20px}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:200px}.card-top{margin-bottom:18px}.info-band{gap:24px}.editor-grid,.time-grid{grid-template-columns:1fr}.time-panel+ .time-panel{border-left:0;border-top:1px solid var(--line);padding:26px 0 0}.time-output{min-height:145px}textarea{min-height:240px}.section-heading{align-items:flex-start;flex-direction:column;gap:8px}.page-head h1{font-size:30px}}
@media(max-width:480px){.wrap{width:calc(100% - 32px)}.header-inner{min-height:78px;gap:16px;flex-wrap:wrap;padding-block:16px}.brand{font-size:16px;gap:9px}.brand-mark{width:28px;height:28px}.nav{gap:17px;font-size:12px}.hero{padding-top:38px}.hero-description{font-size:14px}.workspace{padding:18px}.info-band{grid-template-columns:1fr}.footer-inner{align-items:flex-start;gap:14px}.toolbar{gap:8px}.button{padding:9px 12px}.input-row{flex-wrap:wrap}.input-row input{flex-basis:160px}.input-row select{flex-grow:1}.field-head span{font-size:10px}.prose{padding-top:38px}.prose h1{font-size:30px}}