/* casual-chess — 底部胡桃木码头，衬线，细金线，小圆肖像 */
body[data-slug="casual-chess"]{background:#1a120c;font-family:"Iowan Old Style",Palatino,Georgia,serif}
body[data-slug="casual-chess"] .f-root{align-items:flex-end;background-color:#1a120c;background-image:none}
body[data-slug="casual-chess"] .f-root:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,#2a1c12 0 18px,#24180f 18px 36px)}
body[data-slug="casual-chess"] .f-root:after{content:"";position:absolute;inset:0;background:linear-gradient(#1a120c66,#1a120cf0)}
body[data-slug="casual-chess"] .f-card{width:100%;max-width:440px;padding:0 0 0}
body[data-slug="casual-chess"] .f-art{display:block;position:absolute;left:50%;top:-34px;transform:translateX(-50%);width:72px;height:72px;margin:0;border-radius:50%;border:3px solid #c6a15a;background-color:#2a1c12}
body[data-slug="casual-chess"] .f-flow{position:relative;border-radius:0;padding:48px 22px calc(18px + env(safe-area-inset-bottom));background:#2a1c12;border-top:1px solid #c6a15a;box-shadow:none}
body[data-slug="casual-chess"] .f-name{color:#c6a15a;letter-spacing:.24em;font-size:11px;text-transform:uppercase}
body[data-slug="casual-chess"] .f-h{color:#f6ecd8;font-size:28px;font-weight:600}
body[data-slug="casual-chess"] .f-sub{color:#cbb892}
body[data-slug="casual-chess"] .f-steps s{background:#4a3824;width:18px;height:2px;border-radius:0}
body[data-slug="casual-chess"] .f-steps s.on{background:#c6a15a}
body[data-slug="casual-chess"] .f-btn{border-radius:0;background:transparent;color:#f6ecd8;border:1px solid #c6a15a;box-shadow:none;font-weight:600}
body[data-slug="casual-chess"] .f-btn:active{background:#c6a15a;color:#1a120c}
body[data-slug="casual-chess"] .f-bar{background:#3d2b1c;height:2px;border-radius:0}
body[data-slug="casual-chess"] .f-bar i{background:#c6a15a;border-radius:0}
body[data-slug="casual-chess"] .f-meta{color:#cbb892}
body[data-slug="casual-chess"] .f-meta #pct{color:#f6ecd8}
body[data-slug="casual-chess"] .f-boot .f-line{color:#e6d3ae}