/*
Theme Name: Futures Reference
Version: 1.0.0
Description: Sourced contract reference with local calculation tools.
*/
:root{--ink:#17343d;--muted:#61767e;--line:#dce6e5;--bg:#f3f7f6}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft Yahei",sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.wrap{width:min(1240px,calc(100% - 48px));margin:auto}header{background:white;border-bottom:1px solid var(--line)}.brandrow{display:flex;align-items:center;justify-content:space-between;padding:25px 0}.brand{display:flex;align-items:center;gap:13px;font-size:23px;font-weight:800;color:var(--ink)}.brand:hover{text-decoration:none}.brand small{display:block;font-size:10px;color:var(--muted);font-weight:400;letter-spacing:.15em}.mark{display:grid;place-items:center;min-width:52px;height:52px;background:var(--accent);color:white;border-radius:13px;padding:6px;font-size:17px}.brandrow>a:last-child{font-size:12px}nav{display:flex;gap:30px;white-space:nowrap;overflow:auto;padding:12px 0}nav a{font-size:14px;color:var(--muted)}.hero{display:grid;grid-template-columns:1.6fr 1fr;align-items:center;gap:65px;padding:55px 0}.eyebrow{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.18em}.hero h1{font-size:clamp(30px,3.8vw,45px);line-height:1.4;margin:16px 0}.lead{color:var(--muted);font-size:16px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.button,button{display:inline-block;padding:11px 20px;background:var(--accent);color:white;border:1px solid var(--accent);border-radius:7px;font:inherit;font-size:14px;cursor:pointer}.button.alt{background:transparent;color:var(--accent)}.hero-card{background:var(--ink);color:white;border-radius:16px;padding:28px 30px;box-shadow:0 12px 35px #17343d18}.hero-card>p{color:#c9dcdf;font-size:12px}.hero-card strong{font-size:44px;letter-spacing:.08em}.hero-card dl{display:grid;grid-template-columns:80px 1fr;font-size:12px;gap:8px;border-top:1px solid #ffffff25;padding-top:20px}.hero-card dt{color:#bed2d5}.hero-card dd{margin:0}.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.cards a{border:1px solid var(--line);border-radius:10px;background:white;padding:18px;color:var(--ink)}.cards span{font-size:11px;color:var(--accent)}.cards h2{font-size:16px;margin:5px 0}.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;margin:30px 0 55px}.paper{min-width:0;background:white;padding:35px 42px;border:1px solid var(--line);border-radius:12px}.paper h1{font-size:29px;line-height:1.5}.crumb,.byline{font-size:12px;color:var(--muted)}.byline{padding-bottom:18px;border-bottom:1px solid var(--line)}.prose h2{font-size:22px;margin:30px 0 14px}.prose h3{font-size:18px}.prose p{margin:18px 0}.prose li{margin:7px 0}.prose ul,.prose ol{padding-left:24px}.prose table{border-collapse:collapse;width:100%;font-size:14px;display:block;overflow:auto}.prose td,.prose th{border:1px solid var(--line);padding:12px;text-align:left;min-width:100px}.prose th{background:#eff5f3}.callout{padding:20px;border-left:3px solid var(--accent);background:#f3f8f6}.sidebar section{background:white;padding:23px;border:1px solid var(--line);border-radius:11px;margin-bottom:16px}.sidebar h2{font-size:16px;margin:0 0 13px}.sidebar a{display:block;font-size:13px;margin:10px 0}.sidebar a span{float:right}.sidebar p{font-size:13px;color:var(--muted)}.tool{background:#f4f8f6;padding:24px;border:1px solid var(--line);border-radius:10px}.tool p{font-size:13px;color:var(--muted)}.tool label{display:block;font-size:14px;margin:14px 0}.tool input,.tool select{display:block;width:100%;border:1px solid #b5ccc5;background:white;padding:10px 12px;border-radius:5px;font:inherit;color:var(--ink)}.tool output{display:block;font-size:19px;font-weight:700;margin-top:18px}.tool .error{color:#ac2727}.sources{font-size:13px;overflow-wrap:anywhere}.skip{position:absolute;top:-100px}.skip:focus{top:2px;left:10px;background:white;z-index:9}footer{padding:30px 0;background:#e7efec;font-size:12px;color:var(--muted)}footer strong{font-size:17px;color:var(--ink)}@media(max-width:900px){.hero{gap:25px}.cards{grid-template-columns:repeat(3,1fr)}.layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:16px}.paper{padding:28px}}@media(max-width:600px){.wrap{width:calc(100% - 30px)}.brandrow{padding:17px 0}.brand{font-size:19px}.brand small{font-size:9px}.mark{height:44px;min-width:44px}.brandrow>a:last-child{font-size:10px}nav{gap:23px}.hero{grid-template-columns:1fr;padding:30px 0}.hero h1{font-size:32px}.hero-card strong{font-size:34px}.cards{grid-template-columns:1fr 1fr;gap:9px}.cards a{padding:14px}.cards h2{font-size:15px}.paper{padding:22px 18px}.paper h1{font-size:26px}.prose h2{font-size:21px}.sidebar{display:block}.tool{padding:18px}}