:root{--ink:#18202d;--muted:#69717e;--blue:#2558e8;--line:#e0e4eb;--bg:#f7f8fa}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}.skip{position:absolute;top:-60px;left:20px;background:white;padding:12px;z-index:5}.skip:focus{top:10px}header{max-width:1240px;margin:auto;height:105px;display:flex;align-items:center;justify-content:space-between;padding:0 48px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;font-size:29px;font-weight:750;letter-spacing:-1.6px}.brand span{font-size:19px;align-self:flex-start;margin:3px 0 0 4px}.brand i{height:7px;width:7px;border-radius:50%;background:var(--blue);margin:13px 0 0 6px}nav{display:flex;gap:34px;font-size:14px}nav span{color:var(--muted);margin-left:6px}nav a:hover,.sources a:hover{color:var(--blue)}main{max-width:1040px;margin:auto;padding:0 40px}.hero{text-align:center;padding:48px 0 0;max-width:790px;margin:auto}.eyebrow{font-size:12px;font-weight:600;letter-spacing:1.8px;color:var(--muted)}.hero .eyebrow{display:flex;gap:9px;align-items:center;justify-content:center}.live{height:6px;width:6px;border-radius:50%;background:var(--blue)}h1{font-size:22px;letter-spacing:-.5px;font-weight:400;margin:25px 0 0}.number-wrap{position:relative;display:inline-flex;align-items:center}.big-number{font-size:clamp(160px,24vw,245px);font-weight:700;letter-spacing:-.085em;line-height:1.04;color:var(--blue);padding-right:.075em}.year-label{position:absolute;left:calc(100% + 15px);bottom:30px;writing-mode:vertical-rl;color:var(--muted);font-size:14px;letter-spacing:3px}.date-range{font-size:27px;font-weight:500;letter-spacing:-.7px;margin:10px 0 13px}.date-range .range-arrow{color:#8c97ab;font-weight:400;padding:0 9px}.convention{color:var(--muted);font-size:13px;margin:0}.convention span{padding:0 8px}.day-strip{display:grid;grid-template-columns:repeat(7,1fr);gap:7px;margin:33px 0 12px}.day{background:#edf0f5;border:1px solid transparent;border-radius:10px;padding:14px 4px 12px;position:relative}.day .weekday{font-size:12px;letter-spacing:1px;color:var(--muted);display:block}.day .day-number{display:block;font-size:23px;font-weight:500;margin-top:7px}.day.today{color:white;background:var(--blue);box-shadow:0 5px 16px #2558e820}.day.today .weekday{color:#e1e8ff}.day.weekend:not(.today){background:transparent;border-color:var(--line)}.week-caption{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.week-caption span:first-child{color:var(--blue)}.ad-area{margin:35px auto 56px;max-width:790px;text-align:center}.ad-label{display:block;color:#818896;font-size:10px;letter-spacing:1.7px;margin-bottom:9px}.ad-slot{height:90px;border:1px dashed #d6dce5;display:flex;align-items:center;justify-content:center;background:#f1f3f7;border-radius:3px;overflow:hidden}.ad-watermark{font-size:12px;color:#9097a3}.year-section{border-top:1px solid var(--line);padding-top:35px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}h2{font-size:30px;font-weight:500;letter-spacing:-1.1px;margin:11px 0 0}.year-controls{display:flex;align-items:center;gap:21px;font-size:16px;font-variant-numeric:tabular-nums}.year-controls button{width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--ink)}.year-controls button:hover{background:white;border-color:#a8b1c0}.legend{margin:24px 0 17px;display:flex;justify-content:space-between;color:var(--muted);font-size:13px;gap:12px}.legend button{background:none;border:0;color:var(--blue);font-size:13px;padding:0}.week-grid{display:grid;grid-template-columns:repeat(13,1fr);gap:7px}.week-cell{height:43px;min-width:0;border:1px solid var(--line);background:transparent;border-radius:5px;font-size:14px;font-variant-numeric:tabular-nums;color:#566071;transition:background .15s}.week-cell:hover{background:#e9eefc;border-color:#b6c7fa}.week-cell.current{background:var(--blue);border-color:var(--blue);color:white}.week-cell.selected:not(.current){border-color:var(--blue);background:#e8eeff;color:var(--blue)}.selected-detail{min-height:54px;margin-top:15px;padding:16px 18px;background:#eef1f6;border-radius:5px;font-size:14px;color:#4b5668}.selected-detail b{color:var(--ink);margin-right:14px}.grid-footer{display:flex;justify-content:space-between;margin-top:14px;font-size:12px;color:var(--muted);gap:12px}.grid-footer i{display:inline-block;background:var(--blue);width:7px;height:7px;border-radius:2px;margin-right:7px}.about-section{display:grid;grid-template-columns:.9fr 1.25fr;gap:65px;border-top:1px solid var(--line);margin-top:63px;padding-top:43px}.about-intro h2{font-size:39px;line-height:1.12;margin-top:17px}.about-intro p{color:var(--muted);font-size:16px;line-height:1.6;max-width:250px;margin-top:20px}.facts details{border-bottom:1px solid var(--line)}.facts details:first-child summary{padding-top:0}.facts summary{list-style:none;cursor:pointer;padding:21px 0;font-size:16px;display:flex;align-items:center;justify-content:space-between;gap:20px}.facts summary::-webkit-details-marker{display:none}.facts summary span{font-size:21px;color:#8b94a3;font-weight:400}.facts details[open] summary span{transform:rotate(45deg)}.facts p{color:var(--muted);font-size:15px;line-height:1.75;margin:0 0 24px;padding-right:16px}.sources{display:flex;flex-wrap:wrap;gap:14px 22px;margin:32px 0 53px;color:var(--muted);font-size:12px}.sources a{border-bottom:1px solid #d3d9e2;padding-bottom:3px}footer{max-width:1144px;border-top:1px solid var(--line);margin:auto;padding:27px 0 35px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}footer .brand{font-size:22px;color:var(--ink)}footer .brand span{font-size:14px}footer .brand i{width:5px;height:5px;margin-top:8px}@media(min-width:1440px){.hero{padding-top:60px}}@media(max-width:700px){header{height:80px;padding:0 24px}nav{gap:20px;font-size:13px}main{padding:0 22px}.hero{padding-top:36px}h1{font-size:18px}.date-range{font-size:21px;line-height:1.5}.convention{font-size:12px}.day-strip{gap:4px;margin-top:25px}.day{padding:13px 2px;border-radius:7px}.day .weekday{font-size:10px;letter-spacing:.5px}.day .day-number{font-size:19px}.week-caption{font-size:11px}.ad-area{margin:29px auto 40px}.ad-slot{height:100px}.section-heading{align-items:center}h2{font-size:24px}.year-controls{gap:10px}.year-controls button{width:30px;height:30px}.week-grid{grid-template-columns:repeat(8,1fr);gap:6px}.week-cell{height:40px}.legend{font-size:12px}.legend button{font-size:12px}.selected-detail{line-height:1.6;padding:12px;font-size:13px}.selected-detail b{display:block}.about-section{grid-template-columns:1fr;gap:27px;margin-top:43px;padding-top:35px}.about-intro h2{font-size:34px}.about-intro p{max-width:none;font-size:15px}.facts summary{font-size:15px}.sources{font-size:12px;line-height:1.5}footer{margin:0 22px;flex-wrap:wrap}footer>span:last-child{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.ad-area-year{margin:35px auto 0}.ad-area-year + .about-section{margin-top:43px}
/* Flexible text lengths and bidirectional localization. */
[data-i18n="aboutTitle"]{white-space:pre-line}
.facts summary .fact-question{font:inherit;color:inherit;transform:none;min-width:0}
.facts details[open] summary .fact-question{transform:none}
.convention [data-i18n]{padding:0}
.week-caption{gap:12px;flex-wrap:wrap}
.week-caption span:last-child{text-align:end}
.day{min-width:0}.day .weekday{letter-spacing:0;overflow-wrap:anywhere;text-transform:uppercase}
.hero .eyebrow{text-wrap:balance}.section-heading>div:first-child{min-width:0}.year-controls{flex-shrink:0}
[dir="rtl"] .year-controls button{transform:scaleX(-1)}
[dir="rtl"] .brand{direction:ltr}
[dir="rtl"] .year-label{left:auto;right:calc(100% + 15px)}
[dir="rtl"] .big-number{letter-spacing:-.04em}
[dir="rtl"] .eyebrow,[dir="rtl"] .ad-label{letter-spacing:0}
[dir="rtl"] .facts p{padding-right:0;padding-left:16px}
[dir="rtl"] .selected-detail b{margin-right:0;margin-left:14px}
[dir="rtl"] .grid-footer i{margin-right:0;margin-left:7px}
.year-controls button:disabled{opacity:.35;cursor:default}
@media(max-width:700px){header{gap:18px}nav{flex-wrap:wrap;justify-content:flex-end;gap:8px 16px;text-align:end}.hero .eyebrow{font-size:11px}.week-caption{font-size:12px}.section-heading{flex-wrap:wrap}.legend{flex-wrap:wrap}.day .weekday{font-size:10px}.grid-footer{flex-wrap:wrap}.ad-watermark{padding:0 16px}.date-range{overflow-wrap:anywhere}}

/* Localized wordmark: same baseline and blue dot in every language. */
.brand{gap:6px;letter-spacing:-1.2px;flex-shrink:0;max-width:100%}
.brand .brand-word{font:inherit;align-self:auto;margin:0;line-height:1.2;overflow-wrap:anywhere}
.brand i,footer .brand i{flex-shrink:0;margin:12px 0 0;align-self:center}
footer .brand i{margin-top:9px}
[dir="rtl"] .brand{direction:rtl;letter-spacing:0}
@media(max-width:700px){header{height:auto;min-height:80px;padding-block:20px;flex-wrap:wrap;gap:14px 20px}header .brand{font-size:26px}header nav{flex:1 1 140px}}
.accuracy-note{max-width:650px;margin:18px auto 0;font-size:12px;line-height:1.65;color:var(--muted)}
.accuracy-note a:hover{text-decoration:underline}
footer{flex-wrap:wrap}.legal-links{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:13px;line-height:1.6;width:100%;justify-content:flex-start;text-align:start}
.legal-links a:hover{color:var(--blue);text-decoration:underline}
.legal-page{max-width:860px;padding-top:55px;padding-bottom:45px}
.legal-page h1{font-size:clamp(30px,5vw,46px);font-weight:600;line-height:1.15;margin:20px 0}
.legal-intro{font-size:19px!important;color:var(--muted)}
.legal-page h2{font-size:23px;line-height:1.4;letter-spacing:-.5px;margin-top:35px;margin-bottom:12px}
.legal-page p,.legal-page address{font-size:16px;line-height:1.8;margin:12px 0;overflow-wrap:anywhere}
.legal-page address{font-style:normal}.legal-page a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.legal-page code{font-size:14px;overflow-wrap:anywhere}
.legal-callout{padding:22px 25px;background:#eaf0ff;border-inline-start:3px solid var(--blue);border-radius:5px;margin:30px 0}
.legal-callout strong{font-size:18px}.legal-callout p{margin-bottom:0}
.legal-updated{color:var(--muted);font-size:13px!important;margin-top:40px!important}
.legal-footer{padding-inline:24px}.legal-footer>a{font-size:13px}
#cookie-settings{scroll-margin-top:35px}#cookie-status{padding:16px 20px;background:#edf0f5;border-radius:5px}
@media(max-width:700px){.legal-page{padding-top:35px}.legal-links{gap:10px 18px}.legal-footer{padding-inline:0}.legal-callout{padding:18px}.accuracy-note{font-size:12px}}
.number-wrap{gap:clamp(4px,2vw,16px)}
.week-value{position:relative;padding-right:22px}
.week-value .year-label{left:calc(100% - 20px);right:auto}
.week-arrow{appearance:none;border:0;background:transparent;color:var(--blue);font:inherit;font-size:48px;line-height:1;width:58px;height:58px;padding:0;border-radius:50%;display:grid;place-items:center;cursor:pointer}
.week-arrow:hover{background:#eaf0ff}
.week-arrow:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.week-arrow:disabled{opacity:.35;cursor:not-allowed}
@media(max-width:700px){.number-wrap{gap:4px}.week-arrow{width:42px;height:48px;font-size:34px}.week-value .big-number{font-size:clamp(120px,34vw,160px)}}

/* Make the four further-reading links a clear destination below the FAQ. */
.sources{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:42px 0 62px;padding-top:28px;border-top:1px solid var(--line);font-size:16px}
.sources a{display:flex;align-items:center;min-width:0;min-height:84px;padding:20px 22px;border:1px solid #d7e1f8;border-left:4px solid var(--blue);border-radius:8px;background:#fff;color:var(--ink);font-weight:600;line-height:1.4;overflow-wrap:anywhere;box-shadow:0 4px 16px #18202d08;transition:background .15s,border-color .15s,transform .15s}
.sources a:first-child{background:#eaf0ff;color:var(--blue)}
.sources a:hover{background:#eaf0ff;border-color:#a1b9fa;color:var(--blue);transform:translateY(-2px)}
@media(max-width:700px){.sources{grid-template-columns:1fr;gap:10px;margin:34px 0 50px;padding-top:22px;font-size:15px}.sources a{min-height:70px;padding:17px 19px}}
@media(prefers-reduced-motion:reduce){.sources a{transition:none}.sources a:hover{transform:none}}