/* Shared brand palette with the official website; scoped overrides for Discuz. */
:root{--yh-paper:#eee6d6;--yh-white:#fffaf0;--yh-ink:#193f37;--yh-jade:#17473f;--yh-gold:#bf924c;--yh-line:#d8cbb2;--yh-serif:"STKaiti","KaiTi","SimSun",serif}
body.yinian-community{margin:0;min-width:0!important;background:var(--yh-paper)!important;color:var(--yh-ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif}a{color:var(--yh-jade)}a:hover{color:#a66d27;text-decoration:none}.yh-shell{width:min(1240px,calc(100% - 64px));margin:auto}.yh-header{background:#17332f;border-top:2px solid var(--yh-gold);color:#ece9d7}.yh-header-inner{display:flex;align-items:center;gap:30px;min-height:88px}.yh-brand{display:flex;flex-direction:column;gap:7px;color:#f4e9ce!important;white-space:nowrap}.yh-brand strong{font:bold 34px/1 var(--yh-serif);transform:skew(-6deg);letter-spacing:1px}.yh-brand small{font-size:9px;letter-spacing:1.3px;color:#c5cfbc}.yh-nav{display:flex;align-self:stretch;gap:34px;margin-left:auto}.yh-nav a{display:flex;flex-direction:column;justify-content:center;text-align:center;gap:3px;color:#ece9d7;font-size:15px;letter-spacing:1px;border-bottom:3px solid transparent}.yh-nav small{font:9px Arial,sans-serif;color:#b3c8b8;letter-spacing:1.5px}.yh-nav a:hover,.yh-nav [aria-current]{color:#ddc38b;border-bottom-color:#bf924c}.yh-download{padding:10px 18px;border:1px solid #b99a626b;color:#e4cb97;white-space:nowrap}.yh-hero{background:linear-gradient(90deg,#e5eff9ed 0%,#e3edf6a8 42%,#ddebf308 75%),url(hero-cloud-immortal.jpg) 68% 34%/cover;min-height:300px;border-bottom:1px solid #d8cbb2}.yh-hero .yh-shell{padding:42px 0 36px}.yh-eyebrow{font-size:10px;letter-spacing:3px;color:#4d6d7f}.yh-hero h1{font:normal 44px/1.45 var(--yh-serif);letter-spacing:4px;color:#25586e;margin:12px 0}.yh-hero p:not(.yh-eyebrow){font-size:14px;line-height:2;color:#345c70}.yh-hero-link{display:inline-block;border-bottom:1px solid #52788a66;padding:10px 0 4px;margin-top:14px;color:#315f73}.yh-mobile-break{display:none}.yh-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--yh-line);margin-bottom:14px}.yh-toolbar nav,.yh-account{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.yh-toolbar nav{font-size:14px}.yh-account{gap:14px;font-size:12px}.yh-register{background:var(--yh-jade);color:var(--yh-white)!important;padding:8px 12px}.yh-skip{position:absolute;left:-9999px}.yh-skip:focus{left:12px;top:12px;background:white;padding:12px;z-index:99}
.yinian-community .wp{width:min(1240px,calc(100% - 64px))!important;min-width:0}.yinian-community .wp .wp{width:100%!important}.yinian-community #pt{background:none;border:0;margin:12px auto}.yinian-community #ct{margin:18px auto 32px;border-color:var(--yh-line);background:transparent}.yinian-community #ct>.mn{width:100%!important;float:none;min-width:0}.yinian-community .bm,.yinian-community .fl{background:var(--yh-white);border-color:var(--yh-line)}.yinian-community .bm_h{background:#f4ecdc;border-color:var(--yh-line);color:var(--yh-ink);padding:12px 20px;height:auto;line-height:1.8}.yinian-community .bm_h h2,.yinian-community .bm_h h1{font:normal 21px/1.6 var(--yh-serif)}.yinian-community .bm_h a{color:var(--yh-ink)}.yinian-community .bm_c{padding:20px}.yinian-community .fl_tb td{padding-top:20px;padding-bottom:20px}.yinian-community .fl_tb .fl_g{border-bottom:1px solid #e5dcc8}.yinian-community .fl_tb dt{font:normal 21px/1.5 var(--yh-serif);margin-bottom:6px}.yinian-community .fl_tb dd{color:#69776c;line-height:1.9}.yinian-community .fl_icn img{max-width:48px;max-height:48px}.yinian-community #chart{padding:12px 0;background:none;color:#647569}.yinian-community .tl th,.yinian-community .tl td{border-color:#e8deca}.yinian-community .tl .th{background:#f4ecdc}.yinian-community .tl th{padding:14px 0}.yinian-community .xst{font-size:16px}.yinian-community .pn{background:#f1e8d5;border:1px solid #cdb98f;box-shadow:none;color:#193f37}.yinian-community .pnc{background:#17473f!important;border-color:#17473f!important;color:#fffaf0!important}.yinian-community .pg strong{background:#17473f;color:#fffaf0;border-color:#17473f}.yinian-community .pg a,.yinian-community .pgb a{background-color:#fffaf0;border-color:#d8cbb2}.yinian-community .px,.yinian-community .pt,.yinian-community .ps{border-color:#cdbd9f;background:#fffdf6}.yinian-community #sd_bdl{display:none}.yinian-community .bdl_h{color:#193f37;background:#f4ecdc}.yinian-community #ft{border-color:#d8cbb2;padding:16px 0;color:#6e7769}.yinian-community #frt{float:none}.yinian-community #flk{float:none!important;margin-bottom:8px}.yh-footer{background:#17332f;color:#b9c8b5;margin-top:24px;padding:34px 0}.yh-footer .yh-shell{display:flex;align-items:center;justify-content:space-between;gap:30px}.yh-footer-brand{font:bold 32px/1.3 var(--yh-serif);color:#f4e9ce!important}.yh-footer p{line-height:1.9}.yh-footer small{color:#92a991}.yh-footer nav{display:flex;gap:24px}.yh-footer a{color:#d9d6bd}.yinian-community .plc{background:#fffaf0}.yinian-community .pls{background:#f4ecdc;border-color:#d8cbb2}.yinian-community .pob,.yinian-community .pi{border-color:#e5dcc8}.yinian-community .t_f img{max-width:100%;height:auto}.yinian-community .t_f{overflow-wrap:anywhere}.yinian-community #fwin_login{max-width:calc(100vw - 20px)}
@media(max-width:1000px){.yh-header-inner{gap:20px}.yh-nav{gap:18px}.yh-nav a{font-size:13px}.yh-download{padding:8px 12px}.yh-toolbar{align-items:flex-start;flex-direction:column}.yh-hero h1{font-size:38px}.yh-footer .yh-shell{flex-wrap:wrap}.yinian-community .fl_by{width:180px}}
@media(max-width:700px){.yh-shell,.yinian-community .wp{width:calc(100% - 28px)!important}.yh-header-inner{flex-wrap:wrap;padding-top:20px;gap:18px;min-height:0}.yh-brand strong{font-size:30px}.yh-download{margin-left:auto;order:1}.yh-brand{order:0}.yh-nav{order:2;width:100%;margin:0;gap:0;justify-content:space-between;min-height:59px}.yh-nav a{font-size:13px}.yh-nav small{font-size:8px}.yh-hero{min-height:245px;background-position:61% 30%}.yh-hero .yh-shell{padding:30px 0}.yh-hero h1{font-size:29px;letter-spacing:1px;margin:12px 0}.yh-hero p:not(.yh-eyebrow){font-size:12px}.yh-mobile-break{display:block}.yh-toolbar{padding:16px 0;gap:16px}.yh-toolbar nav{gap:17px;font-size:13px}.yh-account{gap:14px}.yinian-community .bm_c{padding:12px}.yinian-community .bm_h{padding:10px 12px}.yinian-community .fl_tb,.yinian-community .fl_tb tbody,.yinian-community .fl_tb tr{display:block}.yinian-community .fl_tb .fl_g{display:block;width:100%!important;min-height:70px;padding:16px 0;box-sizing:border-box}.yinian-community .fl_by,.yinian-community .fl_i{display:none}.yinian-community .fl_row td{border:0}.yinian-community .fl_tb .fl_icn{float:left;padding:18px 12px 0 0}.yinian-community .fl_tb .fl_icn+td{display:block;padding:16px 0}.yinian-community .fl_tb dt{font-size:19px}.yinian-community #chart p{float:none!important;font-size:11px;line-height:2}.yinian-community #chart .y{float:none}.yinian-community .tl .by,.yinian-community .tl .num,.yinian-community .tl .icn{display:none}.yinian-community .tl table{width:100%;table-layout:auto}.yinian-community .tl th{padding:12px 4px}.yinian-community .xst{font-size:14px;overflow-wrap:anywhere}.yinian-community .pg{float:none;margin:8px 0;display:flex;flex-wrap:wrap;gap:2px}.yinian-community .pgb{float:none}.yinian-community .mn{width:100%!important}.yinian-community .ct2_a{padding-left:0!important}.yinian-community .ct2_a .appl{position:static;width:auto;float:none;margin:0 0 16px;border:0}.yinian-community .ct2_a .mn{padding:0!important}.yinian-community .rfm{width:100%;max-width:100%;margin:0}.yinian-community .rfm th{width:68px;padding:12px 8px;font-size:12px}.yinian-community .rfm td{padding:10px 0}.yinian-community .rfm .px{width:90%;box-sizing:border-box}.yinian-community .rfm .tipcol{display:none}.yinian-community #main_message .rfm{max-width:100%}.yinian-community #ct .mn form{max-width:100%}.yinian-community .pl .pls{width:78px!important}.yinian-community .pls .avatar{padding:10px 4px}.yinian-community .pls .avatar img{width:48px;height:48px}.yinian-community .pls .pil,.yinian-community .pls .tns,.yinian-community .pls .pbg,.yinian-community .pls .xg1{display:none}.yinian-community .plc{padding:0 10px;min-width:0}.yinian-community .plc .pi strong{font-size:10px}.yinian-community .pl table{width:100%;table-layout:fixed}.yinian-community .pl .t_fsz table{table-layout:auto}.yinian-community .t_f{font-size:14px;line-height:1.9}.yinian-community .pob em a{padding:0 4px;background:none;font-size:11px}.yinian-community .pbt .z{float:none;width:100%}.yinian-community #subject{max-width:90%;box-sizing:border-box}.yinian-community .edt{max-width:100%;box-sizing:border-box}.yinian-community #fastposteditor .tedt{max-width:100%}.yh-footer{padding:28px 0}.yh-footer .yh-shell{display:block}.yh-footer p{margin:15px 0;font-size:12px}.yh-footer nav{gap:20px;font-size:12px}.yh-footer-brand{font-size:28px}.yinian-community .fwinmask{max-width:100vw;overflow:auto}.yinian-community .nfl .f_c{width:auto!important;margin:30px 14px}.yinian-community .nfl .f_c .rfm{width:100%}}

.yh-toolbar{flex-wrap:wrap}.yh-search{display:flex;align-items:stretch;margin-left:auto;border:1px solid #cdbd9f;background:#fffaf0}.yh-search input{width:150px;min-width:0;border:0;background:transparent;padding:9px;color:#193f37}.yh-search button{border:0;background:#17473f;color:#fffaf0;padding:8px 12px;cursor:pointer}@media(max-width:1000px){.yh-search{margin-left:0}}
.yinian-community .fl_tb dt.desc{font:13px/1.9 "Microsoft YaHei","PingFang SC",sans-serif;color:#69776c;margin:8px 0}.yinian-community .attach_nopermission{max-width:100%;box-sizing:border-box}.yinian-community .attach_nopermission>div{max-width:100%;box-sizing:border-box}
#nv_search.yinian-community .w,#nv_search.yinian-community .mw,#nv_search.yinian-community .slst{width:100%;min-width:0;box-sizing:border-box}#nv_search.yinian-community .slst a{color:#17473f}#nv_search.yinian-community .sttl{background:#f4ecdc;border-color:#d8cbb2}#nv_search.yinian-community #scform h1{display:none}
@media(max-width:700px){#nv_search.yinian-community #scform,#nv_search.yinian-community #scform_form{width:100%;table-layout:fixed}#nv_search.yinian-community #scform_srchtxt{width:100%;box-sizing:border-box}#nv_search.yinian-community #scform .td_srchbtn{width:60px}#nv_search.yinian-community #scform_submit{width:60px}#nv_search.yinian-community #scform>tbody>tr>td:first-child:has(h1){display:none}}
@media(max-width:700px){.yinian-community .attach_nopermission{width:100%!important}.yinian-community .attach_nopermission>div{width:100%!important;padding:12px;background:none}.yinian-community .attach_nopermission h3{font-size:14px;line-height:1.7}.yinian-community .attach_nopermission p{white-space:normal;line-height:1.8}.yinian-community .plc .pi{height:auto;min-height:16px;overflow:visible}.yinian-community .pi .pti{clear:both}.yinian-community .pi .authi{height:auto;white-space:normal}}

/* Board illustrations reuse the official site's character and landscape artwork. */
.yinian-community .fl_tb .yh-board-art-slot{width:84px;vertical-align:top}
.yinian-community .fl_tb .yh-board-art-slot+dl{margin-left:84px;padding:0 18px 0 16px;min-height:84px}
.yh-board-art{position:relative;display:block;width:84px;height:84px;padding:3px;box-sizing:border-box;border:1px solid #c9b17e;border-radius:14px;background:#fff7e4;box-shadow:0 4px 12px #193f3714;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.yinian-community .fl_tb .yh-board-art img{display:block;width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;border-radius:10px}
.yh-board-art:hover{transform:translateY(-3px);border-color:#94713c;box-shadow:0 7px 16px #193f3724}
.yh-board-art:focus-visible{outline:2px solid #17473f;outline-offset:4px}
.yh-board-unread{position:absolute;right:-3px;top:-3px;width:11px;height:11px;border:2px solid #fffaf0;border-radius:50%;background:#c99235}
.yh-visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1100px){.yinian-community .fl_tb .yh-board-art-slot{width:68px}.yinian-community .fl_tb .yh-board-art-slot+dl{margin-left:68px;padding-left:14px;padding-right:10px;min-height:68px}.yh-board-art{width:68px;height:68px;border-radius:12px}.yinian-community .fl_tb .yh-board-art img{border-radius:8px}}
@media(max-width:700px){.yinian-community .fl_tb .yh-board-art-slot+dl{padding-right:0}.yinian-community .fl_tb .fl_g:has(>.yh-board-art-slot){min-height:104px}.yinian-community .fl_tb .fl_g:empty{display:none}}
@media(prefers-reduced-motion:reduce){.yh-board-art{transition:none}.yh-board-art:hover{transform:none}}