:root{--paper:#f6f3ed;--card:#fffefa;--ink:#262c29;--muted:#69716b;--line:#dedfd5;--accent:#c45336;--accent-soft:#f5e5da;--green:#376956;--green-soft:#eaf1e9;--gold:#d6ae6f;--radius:16px;--shadow:0 10px 38px #26322907}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a,input,summary,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:3px solid #a64c2f;outline-offset:5px}button{color:inherit}img,svg{max-width:100%}.icon{width:20px;height:20px;flex-shrink:0;vertical-align:middle}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.14;letter-spacing:-.04em}p+p{margin-top:16px}h2{font-size:34px;font-weight:680}h3{font-size:20px;font-weight:670}button[hidden],[hidden]{display:none!important}code{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace}::selection{background:#f0c9b4}.container{max-width:1216px;padding:0 32px;margin:0 auto}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:20px;padding:12px 20px;background:var(--ink);color:white;z-index:100}.skip-link:focus{top:10px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:.16em;line-height:1.7;color:var(--muted);text-transform:uppercase}.accent-dot{color:var(--accent)}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:11px 18px;border-radius:8px;border:1px solid transparent;font-size:13px;font-weight:650;line-height:1.4;transition:background .15s,transform .15s,box-shadow .15s;white-space:nowrap}.button:hover{transform:translateY(-1px)}.button .icon{width:17px;height:17px}.button-dark{background:var(--ink);color:#fffefa}.button-dark:hover{background:#39483c}.button-accent{background:var(--accent);color:white}.button-accent:hover{background:#ae442d}.button-outline{border-color:var(--line);background:var(--card)}.button-outline:hover{border-color:#959e93}.button-text{padding-left:5px;padding-right:5px;background:none;border:none}.text-link{display:inline-flex;gap:10px;align-items:center;font-size:12px;font-weight:700}.text-link .icon{width:17px;height:17px}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.small-muted{font-size:12px;color:var(--muted)}.round-icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:#f6f1e5}.notice{display:flex;align-items:flex-start;gap:12px;padding:18px 22px;border:1px solid var(--line);border-radius:12px;background:#f0f0e6;color:#565f52;font-size:13px}.notice>.icon{margin-top:2px}.source-link{display:inline;line-height:1.9;color:#476b57;text-decoration:underline;text-decoration-color:#aec2ae;text-underline-offset:3px;font-size:12px;font-weight:600}.source-link .icon{width:12px;height:12px;vertical-align:-1px}.sources-note{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted);margin-top:22px}.sources-note>span:first-child{margin-right:2px;font-weight:600}.source-separator{color:#acb0a5}
/* Navigation */
.site-header{position:sticky;top:0;z-index:20;background:#f6f3edf5;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;height:84px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:750;letter-spacing:-.9px;white-space:nowrap}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:34px;color:var(--accent)}.brand-mark>.icon{width:30px;height:30px;stroke-width:1.9}.brand-light{font-weight:420}.brand-dot{color:var(--accent)}.site-nav{display:flex;align-items:center;gap:31px;font-size:13px;font-weight:550;height:100%}.site-nav>a{position:relative;display:flex;align-items:center;height:100%;color:var(--muted)}.site-nav>a:hover,.site-nav>a[aria-current=page]{color:var(--ink)}.site-nav>a[aria-current=page]:after{position:absolute;content:"";bottom:0;left:0;right:0;height:2px;background:var(--accent)}.header-play{min-height:38px;padding:9px 14px;font-size:12px}.header-play>.icon{width:14px;height:14px}.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:6px;padding:8px}
/* Hero */
.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:25px;padding-top:66px;padding-bottom:55px;align-items:center}.hero-copy{padding-bottom:4px;position:relative;z-index:1}.hero .eyebrow{display:flex;gap:9px;align-items:center;font-size:10px}.tiny-square{height:6px;width:6px;background:var(--accent);display:inline-block}.hero h1{font-size:clamp(43px,4.7vw,66px);font-weight:700;letter-spacing:-3.5px;margin-top:25px;line-height:1.07}.hero-emphasis{color:var(--green)}.hero-description{font-size:16px;line-height:1.75;color:#68716b;margin-top:25px}.hero-buttons{display:flex;gap:22px;align-items:center;margin-top:29px}.meta-line{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:11px;color:var(--muted);margin-top:22px}.meta-line>.icon{width:14px;height:14px;margin-right:2px}.meta-line time{font-weight:600}.meta-line a{text-decoration:underline;text-underline-offset:3px}.meta-dot{margin:0 4px}.pyramid-scene{position:relative;min-width:0;height:365px;isolation:isolate;background:radial-gradient(ellipse at 52% 50%,#ebd7b548 0,transparent 68%)}.scene-orbit{position:absolute;inset:10% 13%;border:1px solid #d9c5a95e;border-radius:50%;transform:rotate(-19deg)}.orbit-two{inset:2% 7%;transform:rotate(15deg)}.scene-sun{position:absolute;right:11%;top:6%;height:67px;width:67px;border-radius:50%;background:#edddc1;opacity:.5}.pyramid-art{position:absolute;width:110%;height:auto;left:-6%;bottom:17px;max-width:none}.scene-label{position:absolute;left:20%;top:7%;font-family:ui-monospace,monospace;font-size:8px;letter-spacing:.15em;color:#9a876e;transform:rotate(-3deg)}.scene-star{position:absolute;color:#a9875a;font-size:23px}.star-one{top:27%;left:12%;font-size:15px}.star-two{top:20%;right:12%}.scene-tag{position:absolute;display:flex;align-items:center;gap:12px;right:0;bottom:60px;padding:14px 20px 14px 12px;background:#fffefa;border:1px solid #e9e3d4;border-radius:12px;box-shadow:0 8px 30px #6c57371a;transform:rotate(3deg)}.scene-tag .round-icon{color:var(--accent);background:#f6e9da}.scene-tag strong{display:block;font-size:12px;font-weight:700}.scene-tag div>span{font-size:10px;color:var(--muted);display:block;margin-top:2px}.scene-caption{position:absolute;bottom:2px;left:14%;font-size:10px;display:flex;align-items:center;gap:7px;letter-spacing:.015em}.live-dot{display:inline-block;width:5px;height:5px;border-radius:100%;background:var(--green)}.trust-strip{display:flex;align-items:center;gap:36px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:12px;color:#677065}.trust-strip>span{display:flex;align-items:center;gap:9px}.trust-strip>.icon,.trust-strip span>.icon{width:17px;height:17px;color:#83917d}.trust-strip>a{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:11px}.trust-strip>a>.icon{width:14px;height:14px}
/* Codes */
.content-section{padding-top:61px;padding-bottom:35px;scroll-margin-top:80px}.section-header{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:27px}.section-header h2{font-size:30px;margin-top:8px}.section-note{font-size:11px;color:var(--muted);padding-bottom:4px}.codes-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:25px;align-items:start}.codes-main{min-width:0}.code-controls{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}.filter-pills{display:flex;padding:4px;background:#eaece4;border-radius:8px;gap:2px;max-width:100%}.filter-pills button{background:none;border:none;padding:8px 10px;border-radius:5px;display:flex;align-items:center;gap:6px;font-size:11px;color:#687066;white-space:nowrap;min-height:34px}.filter-pills button[aria-pressed=true]{background:var(--card);color:var(--ink);box-shadow:0 1px 5px #00000008;font-weight:650}.filter-pills button>span{font-size:9px;padding:0 5px;border-radius:3px;background:#eeefe7}.search-box{display:flex;align-items:center;gap:6px;height:40px;min-width:165px;flex:1;max-width:240px;padding:0 10px;border:1px solid var(--line);border-radius:7px}.search-box>.icon{width:15px;height:15px;color:#8a9386}.search-box input{width:100%;min-width:0;padding:5px 0;background:none;border:0;font-size:11px;color:var(--ink)}.search-box input:focus-visible{outline-offset:1px;outline-width:2px}.list-summary{margin:15px 0 10px;font-size:10px;color:#737c71;letter-spacing:.01em}.code-list{display:flex;flex-direction:column;gap:12px}.code-card{position:relative;padding:21px 18px 0;display:grid;grid-template-columns:39px minmax(0,1fr) 114px;gap:0 13px;border:1px solid var(--line);border-radius:12px;background:var(--card);box-shadow:var(--shadow);overflow:hidden}.code-symbol{display:flex;align-items:center;justify-content:center;width:36px;height:38px;border:1px solid #e5e7dc;background:#f3f5ed;border-radius:9px;color:#70806b}.code-symbol>.icon{width:19px;height:19px}.code-main{min-width:0;padding-top:2px}.code-name-line{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.code-name-line h3{font-size:15px;letter-spacing:.02em;line-height:1.5;overflow-wrap:anywhere}.code-name-line code{font-weight:750}.mini-label{font-size:7px;line-height:1.5;letter-spacing:.08em;border:1px solid #e9d5b4;border-radius:3px;padding:2px 4px;color:#97703b;font-weight:650}.reward-list{display:flex;gap:6px 12px;flex-wrap:wrap;align-items:center;margin-top:7px;font-size:10px;color:#697066}.reward-list>span{display:inline-flex;gap:4px;align-items:center}.reward-list .icon{height:12px;width:12px;color:#8e927d}.reward-list strong{font-weight:650;color:#3a443b}.code-status{display:flex;align-items:center;gap:5px;font-size:9px;margin:10px 0 13px;color:#5a7f64}.code-status>span{width:4px;height:4px;background:currentColor;border-radius:50%}.status-expired{color:#857a70}.code-actions{display:flex;flex-direction:column;align-items:stretch;gap:7px}.code-actions .button{font-size:10px;padding:9px 10px;min-height:35px;gap:6px}.code-actions .icon{width:13px;height:13px}.mark-button{display:flex;gap:4px;justify-content:center;align-items:center;background:transparent;border:none;padding:4px 0;font-size:9px;line-height:1.6;color:#7e857c;min-height:27px}.mark-button[aria-pressed=true]{color:var(--green);font-weight:650}.is-redeemed>.code-symbol{color:var(--green);background:var(--green-soft)}.code-evidence{grid-column:1/-1;margin:0 -18px;border-top:1px solid #edece5;font-size:10px;background:#fafaf4b0}.code-evidence summary{display:flex;gap:6px;align-items:center;padding:8px 18px;cursor:pointer;color:#818779;list-style:none;min-height:34px}.code-evidence summary::-webkit-details-marker{display:none}.code-evidence summary>.icon{width:11px;height:11px}.code-evidence summary>.icon:last-child{margin-left:auto;transition:transform .2s}.code-evidence[open] summary>.icon:last-child{transform:rotate(180deg)}.code-evidence>div{padding:5px 18px 15px;color:#596350;line-height:1.75}.code-evidence p+p{margin-top:7px}.code-evidence .source-link{font-size:10px}.code-evidence .small-muted{font-size:10px}.code-featured{border-color:#d3b889;background:linear-gradient(105deg,#fdfaf0,var(--card) 65%)}.code-featured .code-symbol{background:#f7ecd8;border-color:#eddbb7;color:#a18450}.code-featured .code-evidence{border-color:#efe5d0;background:#fbf6e9aa}.code-inactive .code-main{opacity:.8}.saved-note{display:flex;flex-wrap:wrap;align-items:center;gap:5px;margin-top:16px;font-size:10px}.saved-note .icon{width:12px;height:12px}.inline-button{border:0;padding:0;background:none;text-decoration:underline;text-underline-offset:3px;font-size:inherit;min-height:24px}.codes-sidebar{padding-top:0;display:flex;flex-direction:column;gap:16px}.aside-card{background:#edece2;border:1px solid #e0e1d2;padding:24px;border-radius:12px}.aside-icon{color:#6e795d;margin-bottom:20px}.aside-icon .icon{width:27px;height:27px}.aside-card h3{font-size:21px;line-height:1.25;letter-spacing:-.035em}.numbered-list{padding:0;margin:25px 0 22px;list-style:none}.numbered-list li{display:flex;gap:13px;margin-top:19px}.numbered-list li>span{color:#92977f;font-size:10px;font-family:monospace;line-height:20px}.numbered-list strong{font-size:11px;font-weight:650}.numbered-list p{font-size:10px;line-height:1.6;color:#7a8170;margin-top:3px}.aside-card .text-link{font-size:11px;gap:6px}.evidence-card{padding:20px;background:transparent;border-style:dashed}.evidence-card>.icon{width:17px;height:17px;color:#8e907d}.evidence-card h3{font-size:14px;letter-spacing:-.02em;margin-top:11px}.evidence-card p{font-size:11px;line-height:1.8;color:#7c8176;margin:9px 0 12px}.empty-state{border:1px dashed var(--line);border-radius:12px;padding:45px 20px;text-align:center;color:var(--muted)}.empty-state h3{margin-top:14px}.empty-state p{margin:10px 0 20px;font-size:13px}
/* Lower homepage */
.calculator-banner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:31px;margin-bottom:8px;padding:40px 48px;background:#e9eadc;border:1px solid #dadfc8;border-radius:16px;max-width:1152px;overflow:hidden}.calculator-banner .eyebrow{font-size:9px;color:#68795d}.calculator-banner h2{font-size:35px;margin:14px 0 15px}.calculator-banner p{font-size:12px;color:#70796a;line-height:1.8}.calculator-banner .button{margin-top:23px;font-size:11px;min-height:39px}.banner-calculation{position:relative;border:1px solid #dde0d2;border-radius:12px;background:#f8f9f0;align-self:center;max-width:375px;width:100%;justify-self:end;padding:26px;display:grid;grid-template-columns:1fr 22px 1fr;gap:14px;box-shadow:0 10px 30px #73785b09;transform:rotate(1.5deg)}.example-label{grid-column:1/-1;font-size:8px;letter-spacing:.12em;color:#839073;font-weight:650;margin-bottom:12px}.banner-calculation>div>strong{display:block;font-size:27px;letter-spacing:-1px;line-height:1.4}.banner-calculation>div>span{font-size:10px;color:#818875}.calculation-divider{font-size:23px;color:#a0a88e;align-self:center;justify-self:center;margin-bottom:10px}.banner-calculation .calculation-result{display:flex;align-items:center;gap:15px;grid-column:1/-1;margin-top:10px;border-top:1px solid #dee3d0;padding-top:17px}.calculation-result>span{font-size:20px!important}.calculation-result strong{color:var(--green);font-size:36px!important}.calculation-result small{font-size:15px;font-weight:500;letter-spacing:0}.calculation-result>.icon{margin-left:auto;width:30px;height:30px;color:#98a780}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.guide-card{display:flex;flex-direction:column;align-items:flex-start;border:1px solid var(--line);border-radius:12px;padding:25px;background:#faf9f3;transition:transform .16s,box-shadow .16s}.guide-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px #28312308}.guide-icon{height:40px;width:40px;display:flex;align-items:center;justify-content:center;border:1px solid #e4e5d9;background:#f0f1e7;border-radius:10px;color:#7a846b;margin-bottom:22px}.guide-card .eyebrow{font-size:8px}.guide-card h3{font-size:21px;margin:8px 0 12px}.guide-card p{font-size:12px;line-height:1.75;color:#7a8275;flex:1;margin-bottom:26px;max-width:245px}.guide-card .text-link{font-size:11px}.faq-section{display:grid;grid-template-columns:.7fr 1.3fr;gap:100px;padding-top:52px;padding-bottom:85px}.faq-section h2{font-size:34px;margin-top:13px}.faq-section>div>p:last-child{color:var(--muted);font-size:13px;margin-top:17px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;padding:15px 0;font-size:13px;font-weight:600;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary>.icon{width:15px;height:15px}.faq-list details[open] summary>.icon{transform:rotate(180deg)}.faq-list details>p{font-size:12px;color:var(--muted);line-height:1.9;padding:0 25px 22px 0}
/* Inner pages */
.breadcrumbs{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-size:11px;color:#808679;padding-top:32px}.breadcrumbs a:hover{text-decoration:underline}.breadcrumbs [aria-current=page]{color:#4c574a}.page-heading{padding:42px 0 37px;max-width:860px}.page-heading h1{font-size:48px;line-height:1.1;margin:15px 0 20px;letter-spacing:-2px;max-width:800px}.page-summary{font-size:16px;color:var(--muted);max-width:690px;line-height:1.8}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:75px;padding-bottom:72px}.article-body{max-width:800px;min-width:0;color:#54604f;font-size:15px;line-height:1.95}.article-body section{padding:28px 0;border-top:1px solid var(--line);scroll-margin-top:110px}.article-body h2{font-size:26px;color:var(--ink);margin-bottom:18px;letter-spacing:-.8px}.article-body p{max-width:760px}.article-body p+p{margin-top:15px}.article-body code{font-size:12px;overflow-wrap:anywhere;padding:3px 5px;background:#eaece2;border-radius:3px}.article-body .inline-source{font-size:11px;color:var(--muted);margin-top:13px}.article-steps{padding-left:22px;margin:15px 0 0}.article-steps li{padding-left:9px;margin:13px 0}.article-steps li::marker{color:var(--accent);font-weight:600}.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:10px;margin:23px 0 12px;background:var(--card)}table{border-collapse:collapse;text-align:left;width:100%;font-size:12px;line-height:1.8}th,td{padding:12px 15px;border-bottom:1px solid #e7e8de}thead{background:#eceedf;color:#58654f}thead th{font-weight:650}tbody th{font-weight:600;color:var(--ink)}tr:last-child td,tr:last-child th{border-bottom:0}.article-toc{align-self:start;position:sticky;top:120px;padding-left:22px;border-left:1px solid var(--line)}.article-toc nav{display:flex;flex-direction:column;gap:13px;margin-top:21px}.article-toc nav a{font-size:11px;color:#78806e}.article-toc nav a:hover{color:var(--accent)}.mini-notice{border-top:1px solid var(--line);margin-top:27px;padding-top:22px;display:flex;gap:8px;color:#828876}.mini-notice .icon{width:14px;height:14px;margin-top:4px}.mini-notice p{font-size:10px;line-height:1.8}.article-next{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#e8ecdc;border:1px solid #d9dec9;padding:21px;border-radius:10px;margin:18px 0}.article-next span{font-size:12px;display:flex;align-items:center;gap:9px}.article-next .button{font-size:11px;min-height:38px}.wiki-feature{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:38px;background:#e7ecdd;border:1px solid #d7e0c8;border-radius:14px;margin-bottom:24px}.wiki-feature h2{font-size:34px;margin:13px 0 19px}.wiki-feature p{max-width:600px;font-size:14px;color:#65765c}.wiki-feature p+p{margin-top:13px}.wiki-feature .source-link{display:inline-block;margin-top:15px}.wiki-feature-icon{color:#91a47d;opacity:.75}.wiki-feature-icon .icon{width:140px;height:140px;stroke-width:.65}.wiki-links{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:12px;margin-top:28px;overflow:hidden;background:#fafaf3}.wiki-links a{display:flex;align-items:center;justify-content:space-between;padding:22px;gap:16px;font-size:13px}.wiki-links a:hover{background:#eef1e2}.wiki-links a:nth-child(odd){border-right:1px solid var(--line)}.wiki-links a:nth-child(-n+2){border-bottom:1px solid var(--line)}.wiki-links a>span{display:flex;align-items:center;gap:11px}.wiki-links .icon{width:17px;height:17px;color:#7b856c}.wiki-notice{margin:25px 0 65px;font-size:12px}.source-legend{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.source-legend>div{border:1px solid var(--line);border-radius:12px;padding:25px;background:#fafaf3}.source-legend .icon{color:#73856b;margin-bottom:20px}.source-legend h2{font-size:21px;margin-bottom:13px}.source-legend p{font-size:12px;color:var(--muted)}.source-directory{margin-top:50px}.source-directory>h2{font-size:26px;margin-bottom:22px}.source-row{display:flex;justify-content:space-between;gap:30px;align-items:center;padding:24px 0;border-top:1px solid var(--line)}.source-row .eyebrow{font-size:8px}.source-row h3{margin:8px 0 10px}.source-row h3 .source-link{font-size:16px;color:var(--ink)}.source-row p{font-size:12px;color:var(--muted);max-width:620px}.source-dates{display:flex;gap:30px;flex-shrink:0}.source-dates span{font-size:10px;color:var(--muted);min-width:102px}.source-dates strong{font-size:11px;font-weight:600;color:#58644f;display:inline-block;margin-top:4px}.editorial-panel{border:1px solid #e1d4bd;background:#f8efdf;padding:26px;border-radius:12px;margin:30px 0 20px}.editorial-panel h2{font-size:23px;margin-bottom:15px}.editorial-panel p{font-size:13px;color:#7a715e;max-width:900px}.source-directory~.small-muted{margin-bottom:60px}.narrow-container{max-width:850px}.narrow-container .article-body{padding-bottom:65px}.narrow-container .page-heading h1{font-size:46px}
/* Calculator */
.calculator-notice{margin:0 0 26px;font-size:12px;background:#efeede}.calculator-layout{display:grid;grid-template-columns:1.2fr .85fr;gap:25px}.calculator-form{padding:30px;background:var(--card);border:1px solid var(--line);border-radius:14px;min-width:0}.form-title{display:flex;align-items:center;gap:13px;margin-bottom:27px}.form-title h2{font-size:22px;letter-spacing:-.7px}.form-title p{font-size:11px;color:var(--muted);margin-top:5px}.form-title .round-icon{background:#f0f2e7;color:#778368}.calculator-fields{display:grid;grid-template-columns:1fr 1fr;gap:22px 19px}.form-field{min-width:0}.form-field label{display:block;font-size:11px;font-weight:600;margin-bottom:7px}.form-field input{display:block;min-width:0;width:100%;border:1px solid #d8ddce;border-radius:7px;background:#f9faf3;padding:12px;font-size:19px;font-weight:550;color:#414e3a;line-height:1.5}.form-field input[aria-invalid=true]{border-color:var(--accent);background:#fff4ed}.field-hint{font-size:10px;line-height:1.7;color:#828a7b;margin-top:7px}.field-error{font-size:10px;color:#a53a26;line-height:1.7;margin-top:7px}.field-wide{grid-column:1/-1}.field-wide input{max-width:calc(50% - 10px)}.form-actions{border-top:1px solid var(--line);padding-top:22px;margin-top:23px;display:flex;align-items:center;gap:15px;flex-wrap:wrap}.form-actions .button{font-size:11px;min-height:39px;padding:10px 12px}.form-actions+p{margin-top:13px;font-size:10px}.calculator-output{background:#e6ebdd;border:1px solid #cedac1;border-radius:14px;padding:30px;min-width:0;align-self:start;position:sticky;top:108px}.output-top{display:flex;justify-content:space-between;align-items:center;color:#7e9070}.output-top .eyebrow{font-size:9px;color:#6e8163}.output-top .icon{width:30px;height:30px}.calculator-output h2{font-size:50px;font-weight:650;letter-spacing:-2px;margin-top:26px;line-height:1.1;color:#354b34;overflow-wrap:anywhere}.calculator-output h2 small{font-size:14px;font-weight:400;letter-spacing:0;display:block;margin-top:10px;color:#6f7f62}.progress-label{display:flex;justify-content:space-between;font-size:10px;gap:10px;margin:29px 0 10px;color:#738166}.progress-label strong{font-size:11px;font-weight:600;color:#526945}progress{appearance:none;display:block;width:100%;height:5px;border:0;border-radius:4px;background:#ccd7bd;overflow:hidden}progress::-webkit-progress-bar{background:#ccd7bd}progress::-webkit-progress-value{background:#6a8656}progress::-moz-progress-bar{background:#6a8656}.output-stats{display:flex;flex-direction:column;gap:0;margin-top:22px}.output-stats>div{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid #d3dec5;padding:13px 0;flex-wrap:wrap}.output-stats span{font-size:11px;color:#7a876d}.output-stats strong{font-size:17px;font-weight:600;color:#445d3b}.team-estimate{background:#dbe4cf;border:1px solid #cddac0;border-radius:9px;padding:20px;margin-top:24px}.team-estimate>span{display:block;font-size:10px;color:#6e815f}.team-estimate strong{display:block;color:#36512e;font-size:34px;letter-spacing:-1px;line-height:1.2;margin:8px 0 10px;overflow-wrap:anywhere}.team-estimate p{font-size:10px;color:#7b8a6f}.output-error{font-size:12px;color:#ad3e28;padding-top:18px}.calculator-explainer{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:47px}.calculator-explainer h2{font-size:24px;margin-bottom:18px}.calculator-explainer p{font-size:13px;color:#75816c;line-height:1.9}.formula-panel{display:flex;flex-direction:column;gap:10px;border:1px solid var(--line);background:#eeeeE3;padding:24px;border-radius:10px;margin:32px 0 65px;overflow:auto}.formula-panel code{font-size:12px;white-space:normal;overflow-wrap:anywhere;color:#65715a;line-height:1.8}.formula-panel .eyebrow{margin-bottom:5px}
/* Footer and feedback */
.site-footer{border-top:1px solid var(--line);background:#efeee5}.footer-top{display:flex;justify-content:space-between;gap:25px;align-items:center;padding-top:31px;padding-bottom:27px}.footer-top .brand{font-size:19px}.footer-top .brand-mark{width:26px;height:28px}.footer-top .brand-mark .icon{width:25px;height:25px}.footer-top p{font-size:10px;color:#8a8e81;margin-top:7px}.footer-top nav{display:flex;align-items:center;flex-wrap:wrap;gap:24px;font-size:11px;color:#737c6b}.footer-top nav a:hover{text-decoration:underline}.footer-bottom{display:flex;justify-content:space-between;gap:24px;padding-top:19px;padding-bottom:24px;border-top:1px solid #dee0d3;color:#949988;font-size:9px}.footer-bottom p+p{margin:0;white-space:nowrap}.toast{position:fixed;z-index:80;left:50%;bottom:25px;transform:translate(-50%,16px);border-radius:9px;max-width:calc(100vw - 30px);width:max-content;background:var(--ink);color:white;font-size:12px;padding:13px 22px;box-shadow:0 10px 24px #20321a20;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s}.toast.is-visible{opacity:1;transform:translate(-50%,0)}.copy-dialog{padding:30px;border:1px solid var(--line);border-radius:14px;max-width:min(90vw,480px);background:var(--card);color:var(--ink)}.copy-dialog::backdrop{background:#1b291980;backdrop-filter:blur(3px)}.copy-dialog h2{font-size:25px}.copy-dialog p{font-size:13px;color:var(--muted);margin:17px 0}.copy-dialog textarea{width:100%;min-height:88px;resize:vertical;padding:12px;border:1px solid var(--line);border-radius:7px;font-family:monospace;font-size:13px;margin-bottom:15px}.not-found{min-height:65vh;display:flex;align-items:center;flex-direction:column;justify-content:center;text-align:center;padding-top:70px;padding-bottom:70px}.not-found>.icon{width:95px;height:95px;color:var(--gold);stroke-width:.8;margin:25px 0}.not-found h1{font-size:43px;max-width:700px}.not-found p{margin-top:20px;color:var(--muted)}
/* Responsive */
@media(min-width:1440px){.hero{padding-top:77px;padding-bottom:65px}.hero h1{font-size:68px}}
@media(max-width:1100px){.codes-layout{grid-template-columns:minmax(0,1fr) 242px;gap:20px}.aside-card{padding:20px}.code-controls{gap:10px}.search-box{max-width:none;flex-basis:100%}.hero h1{font-size:54px}.hero{gap:10px}.scene-tag{right:-5px}.calculator-banner{margin-left:32px;margin-right:32px;padding:36px}.article-layout{gap:40px}.code-card{grid-template-columns:32px minmax(0,1fr) 106px;gap:0 10px;padding:18px 14px 0}.code-evidence{margin:0 -14px}.code-symbol{width:31px;height:34px}.code-name-line h3{font-size:13px}.mini-label{display:none}.faq-section{gap:60px}.source-row{align-items:flex-start;flex-direction:column;gap:18px}}
@media(max-width:850px){.header-inner{gap:15px;height:73px}.site-nav{gap:20px}.brand{font-size:20px}.header-play{font-size:10px}.hero{grid-template-columns:1.2fr 1fr;padding-top:44px;padding-bottom:43px}.hero h1{font-size:46px;letter-spacing:-2.7px}.hero .eyebrow{font-size:8px;letter-spacing:.1em}.hero-description{font-size:14px}.hero-buttons{gap:14px}.hero-buttons .button{font-size:11px;padding:11px 13px}.pyramid-scene{height:310px}.pyramid-art{bottom:30px;left:-6%;width:110%}.scene-tag{padding:10px;right:-10px;bottom:48px;gap:8px}.scene-tag strong{font-size:10px}.scene-tag div>span{font-size:8px}.scene-tag .round-icon{height:29px;width:29px}.scene-tag .icon{width:15px;height:15px}.scene-label{font-size:6px;top:16%}.scene-orbit{inset:12% 10%}.scene-caption{font-size:8px;bottom:22px}.scene-sun{height:43px;width:43px;top:13%}.trust-strip{gap:20px;font-size:10px}.trust-strip>a{display:none}.codes-layout{grid-template-columns:minmax(0,1fr)}.codes-sidebar{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}.howto-card .aside-icon{display:none}.aside-card h3{font-size:20px}.numbered-list{display:flex;gap:18px;margin:17px 0}.numbered-list li{gap:7px;margin:0;flex:1}.numbered-list li>span{font-size:8px}.numbered-list strong{font-size:10px}.numbered-list p{font-size:9px}.code-controls{flex-wrap:nowrap}.search-box{flex-basis:initial;max-width:260px}.code-card{grid-template-columns:38px minmax(0,1fr) 114px;padding:20px 18px 0;gap:0 13px}.code-evidence{margin:0 -18px}.code-name-line h3{font-size:15px}.mini-label{display:inline}.code-symbol{width:36px;height:38px}.calculator-banner{padding:30px;gap:28px}.calculator-banner h2{font-size:30px}.banner-calculation{padding:21px;gap:10px}.banner-calculation>div>strong{font-size:23px}.guide-card{padding:20px}.guide-card h3{font-size:18px}.guide-card p{font-size:11px}.section-header h2{font-size:27px}.faq-section{gap:35px}.faq-section h2{font-size:30px}.footer-top nav{gap:16px;font-size:10px}.article-layout{grid-template-columns:minmax(0,1fr)}.article-toc{display:none}.page-heading h1{font-size:41px}.calculator-layout{grid-template-columns:1fr 1fr;gap:18px}.calculator-form{padding:23px}.calculator-fields{grid-template-columns:1fr;gap:19px}.field-wide input{max-width:none}.calculator-output{padding:24px}.calculator-output h2{font-size:42px}.source-legend{gap:12px}.source-legend>div{padding:20px}.source-legend h2{font-size:18px}}
@media(max-width:620px){.container{padding-left:21px;padding-right:21px}.header-inner{height:67px;gap:12px;flex-wrap:wrap}.brand{font-size:21px;gap:6px}.brand-mark{width:26px}.brand-mark .icon{width:26px}.header-play{display:none}.site-nav{height:auto;font-size:11px;gap:16px}.site-nav>a{padding:8px 0}.site-nav>a[aria-current=page]:after{bottom:2px}.js .nav-toggle{display:inline-flex;align-items:center;justify-content:center}.js .site-nav{display:none;position:absolute;top:66px;left:0;right:0;padding:17px 23px;background:var(--paper);border-bottom:1px solid var(--line);height:auto;justify-content:space-between}.js .site-nav.is-open{display:flex}.hero{grid-template-columns:1fr;padding-top:35px;padding-bottom:29px;gap:0}.hero .eyebrow{font-size:8px;letter-spacing:.11em}.hero h1{font-size:52px;letter-spacing:-3px;margin-top:19px}.hero-description{font-size:14px;margin-top:20px;line-height:1.7}.hero-buttons{margin-top:22px;gap:20px}.hero-buttons .button{font-size:12px;min-height:43px}.meta-line{font-size:10px;margin-top:19px}.hero .meta-line{margin-bottom:9px}.pyramid-scene{height:230px;margin:0 15px 0 15px;max-width:360px;justify-self:center;width:calc(100% - 30px)}.pyramid-art{width:84%;max-width:100%;left:5%;bottom:6px}.scene-orbit{inset:9% 7%;transform:rotate(-16deg)}.orbit-two{inset:4% 1%}.scene-sun{top:4%;right:16%}.scene-label{top:6%;left:14%;font-size:6px}.scene-tag{bottom:30px;right:-8px;transform:rotate(3deg);padding:11px}.scene-tag strong{font-size:10px}.scene-tag div>span{font-size:8px}.scene-caption{left:8%;bottom:0}.star-one{top:25%;left:3%}.star-two{right:2%;top:16%}.trust-strip{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px;padding:15px 0;font-size:10px}.trust-strip>span:last-of-type{grid-column:1/-1}.trust-strip .icon{width:14px;height:14px}.content-section{padding-top:37px;padding-bottom:24px}.section-header{gap:12px;margin-bottom:20px;align-items:flex-start;flex-direction:column}.section-header h2{font-size:26px;margin-top:9px}.section-note{font-size:10px}.eyebrow{font-size:8px}.code-controls{flex-wrap:wrap;gap:12px}.filter-pills{width:100%;justify-content:space-between}.filter-pills button{font-size:10px;padding:7px 9px}.search-box{max-width:none;flex-basis:100%;height:40px}.search-box input{font-size:12px}.code-card{grid-template-columns:28px minmax(0,1fr);padding:17px 14px 0;gap:0 11px}.code-symbol{width:28px;height:30px;border-radius:7px}.code-symbol .icon{height:16px;width:16px}.code-name-line h3{font-size:13px}.mini-label{font-size:6px}.reward-list{font-size:10px;gap:6px 10px;margin-top:8px}.code-status{margin-bottom:10px}.code-actions{flex-direction:row;grid-column:2/-1;gap:14px;align-items:center;margin-bottom:13px}.code-actions .button{padding:8px 13px;min-height:35px;font-size:10px}.mark-button{font-size:9px;min-height:35px}.code-evidence{margin:0 -14px}.code-evidence summary{font-size:9px;padding:9px 14px}.code-evidence>div{padding-left:14px;padding-right:14px}.codes-sidebar{grid-template-columns:1fr;gap:13px;margin-top:8px}.aside-card{padding:22px}.aside-card h3{font-size:20px}.numbered-list{margin:19px 0 22px;gap:10px}.numbered-list li{flex-direction:column;gap:3px}.numbered-list strong{font-size:10px}.numbered-list p{font-size:9px}.evidence-card{display:block}.evidence-card h3{display:inline;font-size:13px;margin-left:7px}.evidence-card p{margin-top:9px}.sources-note{gap:6px;font-size:10px}.sources-note .source-link{font-size:10px}.saved-note{font-size:9px;gap:4px}.calculator-banner{margin:20px 21px 0;padding:27px;max-width:none;grid-template-columns:1fr;gap:25px}.calculator-banner h2{font-size:31px}.calculator-banner p{font-size:12px}.banner-calculation{justify-self:center;max-width:310px;padding:22px;transform:rotate(1deg)}.guide-grid{grid-template-columns:1fr;gap:13px}.guide-card{padding:23px;position:relative}.guide-icon{position:absolute;top:23px;right:23px;width:35px;height:35px}.guide-card .eyebrow{font-size:8px}.guide-card h3{font-size:22px;margin-top:11px;max-width:245px}.guide-card p{font-size:12px;margin-bottom:19px;max-width:290px}.guide-card .text-link{font-size:11px}.faq-section{grid-template-columns:1fr;gap:25px;padding-top:27px;padding-bottom:45px}.faq-section h2{font-size:29px;margin-top:11px}.faq-section h2 br{display:none}.faq-section>div>p:last-child{font-size:12px}.faq-section>div>p:last-child br{display:none}.faq-list summary{font-size:12px;min-height:61px}.footer-top{align-items:flex-start;flex-direction:column;padding-top:25px;padding-bottom:22px}.footer-top nav{font-size:10px;gap:12px 20px}.footer-bottom{padding-top:16px;padding-bottom:22px;flex-direction:column;gap:11px;font-size:9px}.footer-bottom p{max-width:380px}.breadcrumbs{font-size:10px;padding-top:23px;gap:6px}.page-heading{padding:32px 0 29px}.page-heading h1,.narrow-container .page-heading h1{font-size:37px;letter-spacing:-1.7px;margin:13px 0 17px;line-height:1.12}.page-summary{font-size:14px;line-height:1.8}.article-body{font-size:14px}.article-body h2{font-size:24px}.article-body section{padding:24px 0}.article-layout{padding-bottom:42px}.article-next{align-items:flex-start;flex-direction:column;padding:19px;gap:14px}.table-scroll{margin-top:19px}td,th{padding:10px 11px;font-size:11px}.wiki-feature{padding:26px;position:relative;margin-bottom:18px}.wiki-feature h2{font-size:30px}.wiki-feature p{font-size:13px}.wiki-feature-icon{display:none}.wiki-links{grid-template-columns:1fr;margin-top:20px}.wiki-links a{font-size:12px;padding:20px}.wiki-links a:nth-child(odd){border-right:0}.wiki-links a:not(:last-child){border-bottom:1px solid var(--line)}.wiki-notice{margin:20px 0 45px;padding:17px;font-size:11px}.calculator-notice{padding:17px;font-size:11px}.calculator-layout{grid-template-columns:1fr;gap:18px}.calculator-form{padding:22px}.form-title h2{font-size:22px}.calculator-fields{grid-template-columns:1fr 1fr;gap:20px 14px}.form-field label{font-size:10px;min-height:33px;margin-bottom:7px}.form-field input{font-size:20px;padding:10px}.field-hint{font-size:9px}.field-wide label{min-height:0}.field-wide input{max-width:calc(50% - 7px)}.form-actions{gap:13px}.form-actions .button{font-size:10px}.calculator-output{padding:26px;position:static}.calculator-output h2{font-size:50px}.output-stats strong{font-size:17px}.team-estimate strong{font-size:35px}.calculator-explainer{grid-template-columns:1fr;gap:28px;margin-top:31px}.calculator-explainer h2{font-size:24px;margin-bottom:15px}.calculator-explainer p{font-size:12px}.formula-panel{padding:20px;margin-top:27px;margin-bottom:45px}.formula-panel code{font-size:10px}.source-legend{grid-template-columns:1fr;gap:12px}.source-legend>div{padding:22px}.source-legend .icon{margin-bottom:14px}.source-legend h2{font-size:20px}.source-directory{margin-top:35px}.source-directory>h2{font-size:24px}.source-row{padding:21px 0;gap:15px}.source-dates{gap:25px}.editorial-panel{padding:21px;margin-top:20px}.editorial-panel h2{font-size:22px}.editorial-panel p{font-size:12px}.not-found h1{font-size:35px}.not-found .hero-buttons{flex-wrap:wrap;justify-content:center}.toast{font-size:11px;bottom:18px;padding:12px 16px}}
@media(max-width:370px){.container{padding-left:17px;padding-right:17px}.hero h1{font-size:46px}.hero .eyebrow{font-size:7px}.mini-label{display:none}.filter-pills button{font-size:9px;padding-left:8px;padding-right:8px}.calculator-banner{margin-left:17px;margin-right:17px;padding:23px}.calculator-fields{grid-template-columns:1fr}.form-field label{min-height:0}.field-wide input{max-width:none}.code-name-line h3{font-size:12px}.code-actions{gap:10px}.page-heading h1{font-size:33px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.site-header,.site-footer,.code-controls,.code-actions,.codes-sidebar,.hero-buttons,.toast,.nav-toggle,.form-actions{display:none!important}body{background:white;color:black}.container{max-width:none;padding:0}.hero{display:block;padding-top:0}.pyramid-scene{display:none}.codes-layout,.article-layout,.calculator-layout{display:block}.code-card{break-inside:avoid;box-shadow:none}.article-toc{display:none}.calculator-output{position:static;margin-top:20px}}