:root{--teal:#008080;--gray:#c0c0c0;--navy:#000080;--ink:#171717;--white:#fff;--shadow:#808080}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:#008080;color:var(--ink);font:16px/1.6 Arial,Helvetica,sans-serif;margin:0;padding:20px 14px 36px}a{color:#000080}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible{outline:3px solid #ffb300;outline-offset:3px}.site-wrap{max-width:960px;margin:0 auto}.brand-header{text-align:center;color:white;padding:12px 10px 18px}.site-brand{display:flex;justify-content:center;align-items:center;gap:12px;color:#fff;text-decoration:none;font:700 22px 'Courier New',monospace}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;background:white;color:#c00000;border:3px solid #101010;box-shadow:3px 3px 0 #444;font-size:33px}.brand-header h1{font:700 clamp(23px,4vw,34px)/1.25 Arial,sans-serif;margin:16px 0 8px;color:#fff}.brand-header p{max-width:670px;margin:0 auto 18px;color:#fff;font-size:15px}.top-links{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:10px}.win-link,.win-btn-cta{display:inline-flex;align-items:center;justify-content:center;padding:10px 17px;color:#050505;background:var(--gray);text-decoration:none;font:700 14px Arial,sans-serif;border-top:2px solid white;border-left:2px solid white;border-right:2px solid #111;border-bottom:2px solid #111;box-shadow:2px 2px 0 #555}.win-link:hover,.win-btn-cta:hover{background:#f1f1f1;color:#000080}.win-link.current{background:#e8e8e8;box-shadow:inset 2px 2px #999}.window{background:var(--gray);margin:0 auto 28px;max-width:960px;position:relative}.win3-border{border-top:2px solid #fff;border-left:2px solid #fff;border-right:2px solid #000;border-bottom:2px solid #000;box-shadow:2px 2px 0 #666}.win3-inset{border-top:2px solid #000;border-left:2px solid #000;border-right:2px solid #fff;border-bottom:2px solid #fff}.window-body{padding:5px}.title-bar{display:flex;justify-content:space-between;align-items:center;background:#000080;color:#fff;font:bold 14px 'Courier New',monospace;letter-spacing:.3px;padding:5px 9px}.title-controls{color:black;background:#c0c0c0;padding:0 6px;border-top:1px solid #fff;border-left:1px solid #fff;border-right:1px solid #222;border-bottom:1px solid #222;line-height:17px}.menu-bar{display:flex;gap:16px;border-bottom:1px solid #777;padding:3px 10px;font-size:14px}.menu-bar a{color:#000;text-decoration:none}.menu-bar a:hover{background:#000080;color:#fff}.content-area{background:white;padding:clamp(17px,4vw,35px);font:16px/1.7 Georgia,'Times New Roman',serif}.content-area h2{font:700 20px/1.3 Arial,sans-serif;background:#e9e9e9;border-left:4px solid #000080;padding:10px 13px;margin:34px 0 14px}.content-area h3{font:700 17px/1.4 Arial,sans-serif;margin:22px 0 9px}.content-area p{margin:0 0 17px}.content-area li{margin-bottom:9px}.content-area ul,.content-area ol{padding-left:24px}.content-area figure{margin:24px 0;text-align:center}.content-area figure img{max-width:100%;height:auto;border:2px solid #222;box-shadow:4px 4px #888}.content-area figcaption{font:italic 13px/1.5 Arial,sans-serif;margin-top:9px;color:#555}.intro{font-size:17px}.eyebrow{font:700 12px Arial,sans-serif;letter-spacing:1.5px;color:#555;text-transform:uppercase}.content-area .article-title{font:700 clamp(23px,4vw,29px)/1.25 Arial,sans-serif;margin:6px 0 14px}.info-box{border:1px solid #999;background:#f4f4f4;padding:16px 18px;margin:20px 0}.info-box p:last-child{margin-bottom:0}.tip-box{border:1px dashed #333;background:#faf8ea;padding:16px 18px;margin:20px 0;font:15px/1.65 'Courier New',monospace}.tip-box strong{color:#000080}.cards-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:20px 0}.related-card{border:1px solid #aaa;background:#fafafa;padding:16px 17px;text-decoration:none;color:#000;display:block}.related-card strong{color:#000080;display:block;font:700 17px Arial,sans-serif;margin-bottom:6px}.related-card span{font:14px/1.5 Arial,sans-serif}.related-card:hover{border-color:#000080;background:#f0f0ff}.faq-box{background:#fafafa;border:1px dashed #777;padding:2px 16px 12px}.faq-box h3{margin-bottom:5px}.faq-box p{margin-bottom:12px}.media-player{background:#c0c0c0;border:2px solid #111;box-shadow:3px 3px #888;padding:5px;margin:25px 0}.media-header{background:#000080;color:white;display:flex;justify-content:space-between;padding:4px 8px;font:bold 13px 'Courier New',monospace}.video-container{aspect-ratio:16/9}.video-container iframe{width:100%;height:100%;border:0}.small-note{font:13px/1.5 Arial,sans-serif;color:#555}.lower-explore{max-width:960px;margin:0 auto 30px}.lower-explore .content-area{padding:20px 26px}.explore-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.explore-grid a{display:block;padding:12px;background:#f3f3f3;border:1px solid #aaa;font:700 15px Arial,sans-serif;text-decoration:none}.explore-grid a span{display:block;font:13px/1.5 Arial,sans-serif;color:#555;margin-top:4px}.explore-grid a:hover{background:#e8e8ff}.page-footer{text-align:center;color:#fff;font:13px/1.8 'Courier New',monospace;margin-top:20px}.page-footer a{color:#fff}.page-footer p{margin:4px 0}.back-play{margin:27px 0}.board-demo{background:#00683c;color:white;padding:20px 12px;border:2px solid #222;margin:22px 0}.demo-labels,.demo-columns{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;align-items:start}.demo-labels{font:10px Arial,sans-serif;text-align:center;margin-bottom:9px}.demo-columns{min-height:130px}.playing-card{background:white;border:1px solid #333;border-radius:4px;color:#000;aspect-ratio:2.5/3.5;display:flex;align-items:flex-start;padding:5px;font:700 clamp(11px,2vw,17px) Arial,sans-serif;box-shadow:1px 2px rgba(0,0,0,.3)}.playing-card.red{color:#b50000}.demo-bottom{font:12px Arial,sans-serif;margin-top:12px;color:#e8ffed}.timeline{border-left:3px solid #000080;margin:20px 0 24px 10px;padding-left:22px}.timeline-item{position:relative;margin-bottom:24px}.timeline-item:before{content:'';position:absolute;left:-30px;top:5px;width:11px;height:11px;background:#000080;border:3px solid white;box-shadow:0 0 0 1px #000080}.timeline-item strong{display:block;font:700 18px Arial,sans-serif;color:#000080}.timeline-item p{margin:8px 0 0}.win-btn{width:17px;height:17px;background:#c0c0c0;color:#000;font:12px Arial,sans-serif;text-align:center;border:1px solid white;border-right-color:black;border-bottom-color:black}#mobile-play-area{display:none}@media(max-width:768px){body{padding:10px 6px 24px}.brand-header{padding:6px 5px 12px}.site-brand{font-size:19px}.brand-mark{width:41px;height:41px;font-size:26px}.window{margin-bottom:20px}.content-area{font-size:15px}.cards-two,.explore-grid{grid-template-columns:1fr}#desktop-game-area{display:none!important}#mobile-play-area{display:flex;flex-direction:column;align-items:center;text-align:center;background:#005500;color:#fff;padding:28px 12px}.mobile-play-btn{padding:12px 18px;color:#000;background:#c0c0c0;text-decoration:none;font:bold 14px Arial,sans-serif;margin-top:14px;border:2px outset #fff} .top-links{gap:8px}.win-link{padding:9px 12px;font-size:13px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}


/* Compact, left-aligned Windows 3.x-inspired site header */
body{font-family:Tahoma,"MS Sans Serif",Arial,sans-serif;line-height:1.5}
.brand-header{padding:0 0 12px;text-align:left;color:#fff}
.brand-header-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:0 0 7px;border-bottom:1px solid rgba(255,255,255,.38)}
.site-brand{display:inline-flex;justify-content:flex-start;align-items:center;gap:7px;font:700 17px/1.2 Tahoma,"MS Sans Serif",Arial,sans-serif;white-space:nowrap}
.brand-mark{width:26px;height:26px;font:20px/22px Georgia,serif;border:1px solid #111;box-shadow:1px 1px #444}
.brand-header h1{font:700 23px/1.25 Tahoma,"MS Sans Serif",Arial,sans-serif;margin:9px 0 3px;color:#fff}
.brand-header p{max-width:none;margin:0;color:#ecffff;font:13px/1.45 Tahoma,"MS Sans Serif",Arial,sans-serif}
.top-links{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:5px;margin:0}
.win-link{padding:5px 9px;font:400 13px/1.2 Tahoma,"MS Sans Serif",Arial,sans-serif;box-shadow:none}
.win-link.current{font-weight:700}
.content-area{font-family:"Times New Roman",Times,serif;line-height:1.6}
.content-area h2,.content-area h3,.content-area .article-title{font-family:Tahoma,"MS Sans Serif",Arial,sans-serif}
.content-area h2{background:#c0c0c0;border:1px solid #777;padding:6px 9px;margin:27px 0 12px;font-size:18px}
.content-area .article-title{font-size:23px}
@media(max-width:700px){.brand-header{padding:0 0 10px}.brand-header-top{align-items:flex-start;gap:8px}.site-brand{font-size:16px}.brand-mark{width:24px;height:24px;font-size:18px;line-height:21px}.top-links{justify-content:flex-start;gap:5px}.win-link{font-size:12px;padding:5px 7px}.brand-header h1{font-size:20px;margin-top:9px}.brand-header p{font-size:12px}}

/* Hearts-specific compact game sizing and tutorial examples */
.game-window{max-width:650px}.brand-mark{color:#b00000}.score-table{width:100%;border-collapse:collapse;font:14px Tahoma,Arial,sans-serif;margin:18px 0}.score-table th,.score-table td{border:1px solid #888;text-align:left;padding:8px}.score-table th{background:#c0c0c0}.heart-demo{background:#00633c;color:white;border:2px solid #222;padding:18px;margin:20px 0}.heart-hand{display:flex;gap:7px;flex-wrap:wrap}.heart-card{display:inline-flex;align-items:flex-start;background:white;color:#111;border:1px solid #222;min-width:54px;height:76px;padding:7px;font:bold 21px Georgia,serif}.heart-card.red{color:#b00000}.heart-demo figcaption{color:#fff}.source-list{font-size:14px}.source-list li{overflow-wrap:anywhere}.top-links a[aria-current=page]{font-weight:700}
@media(max-width:700px){.game-window{max-width:100%}.heart-card{min-width:43px;height:65px;padding:5px;font-size:18px}}