/* JIRUV 课表样式：纸面浅灰绿底 + 深石板墨色 + 四门科目色（注册 珊瑚 / 实名 青 / 任务 琥珀 / 领取 靛）。系统字体，不加载网络字体。 */
:root{
  --paper:#f2f4f1;--paper2:#e7ebe5;--card:#fff;--ink:#1e2a32;--ink2:#3d4a53;--mute:#64717a;
  --line:#d8ded6;--line2:#c4ccc2;--board:#1e2a32;--board2:#2a3843;--chalk:#f3f0e6;--chalk2:#b9c4bf;
  --gold:#f0ad2e;--gold2:#ffd36b;--ok:#1d9b6c;
  --r1:10px;--r2:16px;--r3:22px;
  --shadow:0 1px 0 rgba(255,255,255,.7) inset,0 14px 32px -22px rgba(30,42,50,.45);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
.jr-s-zhuce{--s-main:#e2553f;--s-tint:#fde3db;--s-deep:#a3311f;--s-soft:#fdf1ec;--s-on:#fff}
.jr-s-shiming{--s-main:#16a091;--s-tint:#d3efea;--s-deep:#0b6359;--s-soft:#eef8f6;--s-on:#fff}
.jr-s-renwu{--s-main:#f0ad2e;--s-tint:#fcebc4;--s-deep:#875500;--s-soft:#fdf7e7;--s-on:#3b2700}
.jr-s-lingqu{--s-main:#5a6be0;--s-tint:#dfe3fb;--s-deep:#2d3a9f;--s-soft:#f1f3fe;--s-on:#fff}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background-color:var(--paper);background-image:linear-gradient(rgba(30,42,50,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(30,42,50,.035) 1px,transparent 1px);background-size:26px 26px;color:var(--ink);font:16px/1.78 var(--font);overflow-wrap:break-word}
img{max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
.jr-skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;z-index:9;text-decoration:none}
.jr-skip:focus{top:10px}
.jr-kicker{margin:0 0 8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--ink2);display:flex;align-items:center;gap:8px}
.jr-kicker::before{content:"";width:18px;height:6px;border-radius:3px;background:linear-gradient(90deg,#e2553f 0 25%,#16a091 25% 50%,#f0ad2e 50% 75%,#5a6be0 75%)}
.jr-ico{flex:none;display:block}
.jr-ico .a{fill:var(--s-main)}.jr-ico .b{fill:var(--s-tint)}.jr-ico .c{fill:#fff}.jr-ico .d{fill:var(--s-deep)}.jr-ico .o{opacity:.28}

/* 页眉 */
.jr-top{position:relative;z-index:3;background:rgba(242,244,241,.92);border-bottom:1px solid var(--line)}
.jr-top-in{max-width:1180px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.jr-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:.18em;font-size:17px;min-height:44px}
.jr-mark-svg{display:block;border-radius:8px;box-shadow:0 4px 10px -6px rgba(30,42,50,.6)}
.jr-menu{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}
.jr-menu a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:999px;text-decoration:none;font-size:15px;color:var(--ink2)}
.jr-menu a:hover{background:var(--paper2)}
.jr-menu a[aria-current="page"]{background:var(--ink);color:#fff}

/* 首页表头 */
.jr-hero{max-width:1180px;margin:0 auto;padding:34px 20px 18px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 40px;align-items:end}
.jr-hero .jr-kicker{grid-column:1/-1}
.jr-hero h1{margin:0;font-size:clamp(27px,3.9vw,46px);line-height:1.18;letter-spacing:-.01em;font-weight:850;max-width:20em}
.jr-lede{grid-column:1;margin:8px 0 0;color:var(--ink2);max-width:40em;font-size:16.5px}
.jr-legend{list-style:none;margin:0;padding:0;display:flex;gap:8px;flex-wrap:wrap}
.jr-hero .jr-legend{grid-column:2;grid-row:2/4;align-self:end}
.jr-legend li{display:inline-flex;align-items:center;gap:6px;padding:5px 12px 5px 6px;border-radius:999px;background:var(--s-tint);color:var(--s-deep);font-size:14px;font-weight:700}

/* 课表 */
.jr-tt{max-width:1180px;margin:0 auto;padding:0 20px}
.jr-tt-bar{display:flex;align-items:baseline;justify-content:space-between;gap:6px 20px;flex-wrap:wrap;padding:0 4px 12px}
.jr-tt-bar h2{margin:0;font-size:19px;font-weight:800}
.jr-tt-bar p{margin:0;color:var(--mute);font-size:14px}
.jr-tt-board{position:relative;display:grid;grid-template-columns:86px repeat(4,minmax(0,1fr));gap:10px;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r3);box-shadow:var(--shadow)}
.jr-tt-board::before{content:"";position:absolute;left:16px;right:16px;top:-7px;height:14px;background:radial-gradient(circle at 7px 7px,var(--paper) 4.5px,transparent 5px) 0 0/34px 14px repeat-x;pointer-events:none}
.jr-tt-corner{grid-column:1;grid-row:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-end;font:700 11px/1.3 var(--mono);color:var(--mute);padding:0 8px 8px;background:linear-gradient(to top right,transparent calc(50% - .6px),var(--line2) 50%,transparent calc(50% + .6px));border-radius:var(--r1)}
.jr-tt-corner span:first-child{align-self:flex-start;margin-top:auto}
.jr-tt-col{grid-column:var(--c);grid-row:1;display:flex;align-items:center;justify-content:center;gap:10px;padding:10px 8px 12px;border-radius:var(--r2) var(--r2) 6px 6px;background:var(--s-tint);color:var(--s-deep);border-bottom:5px solid var(--s-main)}
.jr-tt-col b{font-size:18px;letter-spacing:.2em}
.jr-tt-row{grid-column:1;grid-row:var(--r);display:flex;flex-direction:column;justify-content:center;align-items:flex-end;padding:8px 12px 8px 4px;border-right:2px dotted var(--line2);text-align:right}
.jr-tt-row b{font-size:14px;font-weight:800;white-space:nowrap}
.jr-tt-row span{font-size:12px;color:var(--mute)}
.jr-prep{grid-column:2/-1;grid-row:var(--r)}
.jr-cell{grid-column:var(--c);grid-row:var(--r);position:relative;display:flex;flex-direction:column;gap:4px;min-height:132px;padding:12px 14px 40px;border-radius:var(--r2);background:var(--s-tint);background-image:linear-gradient(160deg,rgba(255,255,255,.55),rgba(255,255,255,0) 55%);text-decoration:none;color:var(--ink);border:1px solid transparent;transition:transform .15s ease,box-shadow .15s ease}
a.jr-cell::after{content:"";position:absolute;right:12px;bottom:12px;width:24px;height:24px;border-radius:50%;background:var(--s-main) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M11 6h2v8.2l3.3-3.3 1.4 1.4L12 18l-5.7-5.7 1.4-1.4 3.3 3.3z'/%3E%3C/svg%3E") center/18px no-repeat;box-shadow:0 3px 0 var(--s-deep)}
a.jr-cell:hover{transform:translateY(-2px);box-shadow:0 12px 22px -14px var(--s-deep);border-color:var(--s-main)}
.jr-cell-tag{align-self:flex-start;font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--s-on);background:var(--s-main);padding:2px 9px;border-radius:999px}
.jr-cell-t{font-size:16px;line-height:1.38;font-weight:800}
.jr-cell-s{font-size:13px;line-height:1.5;color:var(--s-deep)}
.jr-cell-hot{border:2px solid var(--s-main);box-shadow:0 0 0 4px var(--s-soft)}
.jr-cell.jr-cell-hot{padding-bottom:12px}
.jr-cell-hotnote{position:relative;margin:auto 34px 0 0;align-self:flex-start;display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;color:var(--ink);background:var(--gold2);padding:2px 8px 2px 6px;border-radius:6px;transform:rotate(-1.5deg)}
.jr-cell-hotnote::before{content:"";width:10px;height:10px;background:var(--ink);clip-path:polygon(50% 0,63% 35%,100% 38%,71% 60%,81% 100%,50% 78%,19% 100%,29% 60%,0 38%,37% 35%)}
.jr-cell-off{align-items:center;justify-content:center;padding:12px;background:repeating-linear-gradient(135deg,var(--paper) 0 8px,#fff 8px 16px);border:1px dashed var(--line2);color:var(--mute);font-size:13px;letter-spacing:.3em}
.jr-after{grid-column:2/-1;grid-row:var(--r);display:flex;gap:12px;align-items:stretch;padding:10px;border-radius:var(--r2);background:var(--paper);border:1px solid var(--line)}
.jr-after-go{flex:none;display:flex;flex-direction:column;justify-content:center;gap:2px;min-width:170px;padding:10px 16px;border-radius:12px;background:var(--ink);color:#fff;text-decoration:none}
.jr-after-go b{font-size:16px}
.jr-after-go span{font-size:12.5px;color:var(--chalk2)}
.jr-after-chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;align-content:center}
.jr-after-chips a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--line2);font-size:14px;text-decoration:none}
.jr-after-chips a:hover{border-color:var(--ink)}

/* 课前准备 = 码卡（首页课表里是一块黑板） */
.jr-card{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1.1fr) minmax(0,.95fr);gap:14px 22px;align-items:center;padding:16px 20px;border-radius:var(--r2);background:var(--board);background-image:radial-gradient(circle at 12% 20%,rgba(255,255,255,.06),transparent 40%),radial-gradient(circle at 85% 90%,rgba(255,255,255,.05),transparent 45%);color:var(--chalk);box-shadow:0 0 0 4px #b98a4a,0 0 0 6px #8a6230,0 16px 30px -18px rgba(0,0,0,.6)}
.jr-card-h{margin:0 0 6px;display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--chalk2)}
.jr-card-pin{width:12px;height:12px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ffe7a3,var(--gold) 55%,#b97d0e)}
.jr-card-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.jr-code{font:800 32px/1 var(--mono);letter-spacing:.12em;color:var(--gold2);text-shadow:0 0 1px rgba(255,211,107,.6)}
.jr-copy{min-height:44px;min-width:76px;padding:0 18px;border:0;border-radius:999px;background:var(--chalk);color:var(--ink);font:700 15px/1 var(--font);cursor:pointer;box-shadow:0 3px 0 #9fa8a3}
.jr-copy:hover{background:#fff}
.jr-copy.is-done{background:var(--ok);color:#fff;box-shadow:0 3px 0 #0f6a48}
.jr-said{display:block;min-height:0;font-size:12.5px;color:#9fe0c3}
.jr-said:empty{display:none}
.jr-gain{margin:10px 0 0;font-size:17px;font-weight:800;line-height:1.45;color:#fff}
.jr-gain sup{color:var(--gold2);font-size:.75em}
.jr-fine{margin:0;font-size:12.5px;line-height:1.6;color:var(--chalk2)}
.jr-fine-star{margin-top:4px;color:#98a5a0}
.jr-go{display:flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 18px;border-radius:12px;background:var(--gold);color:#2b1d00;font-weight:850;font-size:17px;text-decoration:none;box-shadow:0 4px 0 #a86d00}
.jr-go::after{content:"";width:18px;height:18px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%232b1d00' d='M14 4h6v6h-2V7.4l-7.3 7.3-1.4-1.4L16.6 6H14zM5 6h6v2H6v10h10v-5h2v7H4V6z'/%3E%3C/svg%3E") center/contain no-repeat}
.jr-go:hover{background:var(--gold2)}
.jr-go-note{margin:8px 0 0;font-size:12px;line-height:1.5;color:var(--chalk2)}
.jr-card-off{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr)}
/* 文章页里的码卡：文中横条 */
.jr-prose .jr-card{margin:26px 0}

/* 课堂 */
.jr-class{max-width:1180px;margin:34px auto 0;padding:0 20px;display:grid;grid-template-columns:232px minmax(0,1fr);gap:36px;align-items:start}
.jr-mini{position:sticky;top:16px;padding:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--shadow)}
.jr-mini-h{margin:0 0 8px;font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--ink2)}
.jr-mini ol{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.jr-mini a{display:flex;align-items:center;gap:10px;min-height:44px;padding:4px 8px;border-radius:10px;text-decoration:none;font-size:13.5px;line-height:1.35}
.jr-mini a:hover{background:var(--paper)}
.jr-mini i{flex:none;display:grid;place-items:center;width:38px;height:30px;border-radius:8px;background:var(--s-tint,var(--paper2));color:var(--s-deep,var(--ink));font:800 12px/1 var(--font);font-style:normal;border-bottom:3px solid var(--s-main,var(--ink))}
.jr-mini li.is-on a{background:var(--s-soft,var(--paper));font-weight:800}
.jr-mini li.is-on i{background:var(--s-main,var(--ink));color:var(--s-on,#fff)}
.jr-mini-dayi i{background:var(--ink)!important;color:#fff!important;border-bottom-color:var(--gold)!important}
.jr-lessons{min-width:0}
.jr-lesson{position:relative;margin:0 0 28px;padding:24px 30px 26px;background:var(--card);border:1px solid var(--line);border-top:7px solid var(--s-main);border-radius:var(--r3);box-shadow:var(--shadow)}
.jr-lesson-tag{margin:0 0 4px;display:flex;align-items:center;gap:10px;font-size:14px}
.jr-lesson-no{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--s-main);color:var(--s-on);font:900 19px/1 var(--font);box-shadow:0 3px 0 var(--s-deep)}
.jr-lesson-tag b{color:var(--s-deep);letter-spacing:.2em}
.jr-lesson-tag span:last-child{color:var(--mute)}
.jr-lesson>h2,.jr-prose h2{margin:6px 0 14px;font-size:clamp(22px,2.4vw,28px);line-height:1.3;font-weight:850;scroll-margin-top:16px}
.jr-work{display:flex;gap:12px;align-items:flex-start;margin:22px 0 0;padding:14px 16px;border-radius:12px;background:var(--s-soft);border:1px dashed var(--s-main);font-size:15px}
.jr-work b{flex:none;padding:2px 10px;border-radius:6px;background:var(--ink);color:#fff;font-size:13px;letter-spacing:.1em}

/* 正文排版 */
.jr-prose,.jr-lesson{font-size:16.5px}
.jr-prose p,.jr-lesson p{margin:0 0 14px}
.jr-prose h3,.jr-lesson h3{position:relative;margin:26px 0 10px;padding-left:18px;font-size:19px;line-height:1.4;font-weight:800;scroll-margin-top:16px}
.jr-prose h3::before,.jr-lesson h3::before{content:"";position:absolute;left:0;top:.42em;width:10px;height:10px;border-radius:3px;background:var(--s-main,var(--ink));box-shadow:3px 3px 0 var(--s-tint,var(--paper2))}
.jr-prose ul,.jr-lesson ul{padding-left:0;list-style:none;margin:0 0 16px}
.jr-prose ul>li,.jr-lesson ul>li{position:relative;padding-left:20px;margin:6px 0}
.jr-prose ul>li::before,.jr-lesson ul>li::before{content:"";position:absolute;left:3px;top:.68em;width:8px;height:8px;border-radius:50%;background:var(--s-main,var(--ink2))}
.jr-prose ol:not([class]),.jr-lesson ol:not([class]){padding-left:1.4em;margin:0 0 16px}
.jr-prose ol:not([class])>li,.jr-lesson ol:not([class])>li{margin:6px 0;padding-left:4px}
.jr-prose ol:not([class])>li::marker,.jr-lesson ol:not([class])>li::marker{font-weight:800;color:var(--s-deep,var(--ink))}
.jr-prose strong,.jr-lesson strong{background:linear-gradient(transparent 62%,var(--s-tint,#fcebc4) 62%);font-weight:800}
.jr-prose a,.jr-lesson a{color:var(--s-deep,var(--ink));text-decoration-thickness:1.5px;text-underline-offset:3px}
.jr-prose code,.jr-lesson code{font-family:var(--mono);font-size:.9em;background:var(--paper2);padding:1px 6px;border-radius:5px}
.jr-prose blockquote,.jr-lesson blockquote{margin:16px 0;padding:10px 16px;border-left:4px solid var(--s-main,var(--ink));background:var(--s-soft,var(--paper));border-radius:0 10px 10px 0;color:var(--ink2)}
.jr-prose hr,.jr-lesson hr{border:0;height:10px;margin:24px 0;background:radial-gradient(circle,var(--line2) 2px,transparent 2.5px) 0 50%/16px 10px repeat-x}

/* 板书块 */
.jr-note-box{--nb:#16a091;--nbt:#e3f4f1;--nbd:#0b6359;margin:20px 0;padding:14px 18px 6px;border-radius:14px;background:var(--nbt);border-left:6px solid var(--nb);box-shadow:inset 0 0 0 1px rgba(30,42,50,.05)}
.jr-nb-warn{--nb:#f0ad2e;--nbt:#fdf3dc;--nbd:#7a4d00}
.jr-nb-risk{--nb:#e2553f;--nbt:#fde8e2;--nbd:#9a2d1c}
.jr-nb-check{--nb:#5a6be0;--nbt:#e9ecfc;--nbd:#2d3a9f}
.jr-nb-k{margin:0 0 4px!important;display:inline-flex;align-items:center;gap:6px;padding:2px 10px 2px 6px;border-radius:999px;background:var(--nb);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.12em}
.jr-nb-warn .jr-nb-k{color:#3b2700}
.jr-nb-dot{width:10px;height:10px;border-radius:50%;background:#fff;box-shadow:inset 0 0 0 3px var(--nb)}
.jr-nb-h{margin:4px 0 6px!important;font-weight:800;color:var(--nbd)}
.jr-nb-b{font-size:15.5px}
.jr-nb-b ul>li::before{background:var(--nb)}

/* 依据 */
.jr-basis{position:relative;margin:24px 0;padding:14px 18px 4px 34px;border-radius:14px;background:var(--paper);border:1px solid var(--line2);font-size:15px}
.jr-basis::before{content:"";position:absolute;left:18px;top:12px;bottom:12px;width:3px;border-radius:2px;background:repeating-linear-gradient(#e2553f 0 10px,#f0ad2e 10px 20px,#16a091 20px 30px,#5a6be0 30px 40px)}
.jr-basis-h{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:center;margin:0 0 8px!important}
.jr-basis-h span{font-weight:800;padding:2px 10px;border-radius:6px;background:var(--ink);color:#fff;font-size:13px;letter-spacing:.1em}
.jr-basis-h time{font-size:13px;font-weight:700;color:var(--mute)}

/* 步骤 */
.jr-steps{list-style:none;margin:20px 0;padding:0;counter-reset:none;position:relative}
.jr-steps li{position:relative;display:flex;gap:16px;padding:0 0 16px}
.jr-steps li:not(:last-child)::after{content:"";position:absolute;left:19px;top:42px;bottom:2px;width:4px;border-radius:2px;background:repeating-linear-gradient(var(--s-tint,var(--line)) 0 8px,transparent 8px 13px)}
.jr-step-n{flex:none;display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--s-main,var(--ink));color:var(--s-on,#fff);font:900 18px/1 var(--font);box-shadow:0 3px 0 var(--s-deep,#000)}
.jr-steps div{flex:1;min-width:0;padding:10px 16px 4px;border-radius:12px;background:var(--s-soft,var(--paper));border:1px solid var(--line)}
.jr-step-name{margin:0 0 4px!important;font-weight:800}
.jr-step-text{margin:0 0 8px!important;font-size:15.5px;color:var(--ink2)}

/* 屏幕分流 */
.jr-state{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.5fr);margin:18px 0;border-radius:14px;overflow:hidden;border:1px solid var(--line2);background:#fff}
.jr-state-see{padding:14px 16px;background:var(--board);color:var(--chalk)}
.jr-state-tag{margin:0 0 6px!important;font-size:12px;letter-spacing:.12em;color:var(--chalk2)}
.jr-state-label{margin:0!important;font:700 15px/1.55 var(--mono);color:var(--gold2)}
.jr-state-do{padding:14px 18px 2px;font-size:15.5px}

/* 表格 */
.jr-table{margin:20px 0;overflow-x:auto;border-radius:14px;border:1px solid var(--line2);background:#fff}
.jr-table table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.6}
.jr-table th{background:var(--ink);color:#fff;text-align:left;padding:10px 14px;font-weight:800;white-space:nowrap}
.jr-table td{padding:10px 14px;border-top:1px solid var(--line);vertical-align:top}
.jr-table tbody tr:nth-child(even) td{background:var(--paper)}
.jr-table td:first-child{font-weight:700}

/* 图、截图 */
.jr-fig,.jr-shot{margin:22px 0;text-align:center}
.jr-fig img{border-radius:14px;border:1px solid var(--line)}
.jr-shot-frame{position:relative;display:inline-block;padding:26px 8px 8px;border-radius:14px;background:var(--ink);box-shadow:var(--shadow)}
.jr-shot-dots{position:absolute;left:12px;top:9px;width:42px;height:9px;background:radial-gradient(circle,#e2553f 4px,transparent 4.5px) 0 0/14px 9px,radial-gradient(circle,#f0ad2e 4px,transparent 4.5px) 14px 0/14px 9px,radial-gradient(circle,#16a091 4px,transparent 4.5px) 28px 0/14px 9px;background-repeat:no-repeat}
.jr-shot img{display:block;border-radius:8px}
.jr-shot-phone .jr-shot-frame{padding:12px;border-radius:30px}
.jr-shot-phone .jr-shot-dots{display:none}
.jr-fig figcaption,.jr-shot figcaption,.jr-screen figcaption,.jr-cover figcaption{margin:10px auto 0;max-width:36em;font-size:14px;color:var(--mute);line-height:1.6}
.jr-pair{margin:22px 0}
.jr-pair-l,.jr-pair-r{display:none}
.jr-pair-in{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.jr-pair-in>figure{margin:0}
@supports (display:contents){.jr-pair{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.jr-pair-l,.jr-pair-r{display:block;margin:0 0 8px!important;font-weight:800;font-size:14px;color:var(--ink2);text-align:center}.jr-pair-in{grid-column:1/-1}}

/* 手机界面示意 */
.jr-screen{margin:24px auto;text-align:center;position:relative}
.jr-screen::before{content:"";position:absolute;left:50%;top:18px;width:min(360px,92%);height:300px;transform:translateX(-50%);border-radius:40px;background:var(--s-tint,var(--paper2));background-image:radial-gradient(circle,rgba(255,255,255,.7) 1.4px,transparent 1.8px);background-size:14px 14px;z-index:0}
.jr-phone{position:relative;z-index:1;display:inline-block;width:262px;max-width:100%;padding:10px;border-radius:38px;background:linear-gradient(145deg,#2c333b,#14181d);box-shadow:0 0 0 2px #3a424b inset,0 24px 40px -22px rgba(0,0,0,.65),0 2px 0 #0b0d10;text-align:left}
.jr-phone::before{content:"";position:absolute;top:16px;left:50%;width:62px;height:18px;transform:translateX(-50%);border-radius:10px;background:#0b0d10;z-index:2}
.jr-phone-bar{position:absolute;left:10px;right:10px;top:10px;height:30px;padding:0 20px;display:flex;align-items:center;gap:6px;font:700 11px/1 var(--font);color:#fff;z-index:1}
.jr-phone-bar span{margin-right:auto}
.jr-sig{width:16px;height:10px;background:linear-gradient(90deg,currentColor 0 3px,transparent 3px 4.3px,currentColor 4.3px 7.3px,transparent 7.3px 8.6px,currentColor 8.6px 11.6px,transparent 11.6px 12.9px,currentColor 12.9px);clip-path:polygon(0 75%,25% 75%,25% 50%,52% 50%,52% 25%,79% 25%,79% 0,100% 0,100% 100%,0 100%)}
.jr-bat{width:22px;height:10px;border-radius:3px;border:1.5px solid currentColor;position:relative}
.jr-bat::after{content:"";position:absolute;inset:1.5px;right:5px;border-radius:1px;background:currentColor}
.jr-phone-scr{border-radius:29px;overflow:hidden;min-height:400px;background:#14171c}
.jr-ui{min-height:400px;padding:42px 14px 16px;display:flex;flex-direction:column;gap:8px;font:12px/1.45 var(--font)}
.jr-ui p{margin:0}
.jr-ui-dark{background:#14171c;color:#eceef1;min-height:470px}
.jr-ui-light{background:#f4f5f7;color:#1e2329}
.jr-ui-light~.jr-phone-bar,.jr-screen-hub .jr-phone-bar,.jr-screen-voucher .jr-phone-bar,.jr-screen-kyc .jr-phone-bar{color:#1e2329}
.jr-ui-top{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:800;min-height:24px}
.jr-ui-back{width:9px;height:9px;border-left:2.5px solid currentColor;border-bottom:2.5px solid currentColor;transform:rotate(45deg);margin-left:3px}
.jr-ui-h{font-size:19px;font-weight:850;line-height:1.3;margin-top:4px!important}
.jr-ui-c{text-align:center}
.jr-ui-sub{font-size:11.5px;color:#8a929b}
.jr-ui-label{font-size:11px;color:#9aa2ab;margin-top:4px!important}
.jr-ui-input{display:flex;align-items:center;justify-content:space-between;gap:6px;height:38px;padding:0 10px;border-radius:9px;border:1px solid #3b414a;background:#1b1f25;color:#6f7781;font-size:11px}
.jr-ui-light .jr-ui-input{background:#fff;border-color:#d6dae0}
.jr-ui-input.is-filled{border-color:#4a5059;color:#eceef1}
.jr-ui-check{display:flex;align-items:center;gap:6px;font-size:10.5px;color:#aab1b9}
.jr-ui-check i{flex:none;width:13px;height:13px;border-radius:3px;background:#f2c94c url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%231e2329' d='M6.4 11.4 3 8l1.2-1.2 2.2 2.2 5.4-5.4L13 4.8z'/%3E%3C/svg%3E") center/11px no-repeat}
.jr-ui-btn{display:grid;place-items:center;height:38px;border-radius:9px;background:#f2c94c;color:#1e2329;font-weight:850;font-size:13px;margin-top:4px!important;box-shadow:0 2px 0 #b58f1c}
.jr-ui-or{display:flex;align-items:center;gap:8px;color:#7c848d;font-size:10.5px}
.jr-ui-or::before,.jr-ui-or::after{content:"";flex:1;height:1px;background:#2f343b}
.jr-ui-btn-line{display:flex;align-items:center;justify-content:center;gap:6px;height:34px;border-radius:9px;border:1px solid #363c44;background:#191d22;font-size:11.5px;font-weight:700}
.jr-ui-dot{width:12px;height:12px;border-radius:50%;background:conic-gradient(#e2553f 0 25%,#f0ad2e 0 50%,#16a091 0 75%,#5a6be0 0)}
.jr-ui-dot.is-apple{background:#eceef1;border-radius:50% 50% 45% 45%}
.jr-ui-banner{margin-top:auto!important;display:flex;align-items:center;gap:12px;padding:14px 12px;border-radius:12px;background:linear-gradient(140deg,#262c34,#1a1e24);border:1px solid #333a43}
.jr-ui-banner p{font-size:15px;font-weight:850;line-height:1.35}
.jr-ui-banner em{font-style:normal;color:#f2c94c}
.jr-ui-gift{position:relative;flex:none;width:46px;height:42px}
.jr-ui-gift i{position:absolute;left:3px;right:3px;bottom:0;height:26px;border-radius:4px;background:linear-gradient(90deg,#f2c94c 0 42%,#fff3c4 42% 58%,#f2c94c 58%)}
.jr-ui-gift b{position:absolute;left:0;right:0;top:8px;height:10px;border-radius:3px;background:linear-gradient(90deg,#d9a823 0 42%,#fff3c4 42% 58%,#d9a823 58%);box-shadow:0 -7px 0 -3px #f2c94c}
.jr-ui-hi{position:relative;box-shadow:0 0 0 3px var(--s-main,#16a091),0 0 0 7px rgba(255,255,255,.12)}
.jr-ui-light .jr-ui-hi{box-shadow:0 0 0 3px var(--s-main,#16a091),0 0 0 7px var(--s-tint,#d3efea)}
.jr-ui-hi::after{content:"看这里";position:absolute;right:-6px;top:-12px;padding:2px 7px;border-radius:6px;background:var(--s-main,#16a091);color:var(--s-on,#fff);font-size:10.5px;font-weight:800;line-height:1.4;transform:rotate(3deg);box-shadow:0 2px 0 var(--s-deep,#0b6359)}
.jr-ui-ok-big{display:grid;place-items:center;margin:14px 0 4px!important}
.jr-ui-ok-big i{width:54px;height:54px;border-radius:50%;background:#1d9b6c url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M9.5 16.6 5 12.1l1.6-1.6 2.9 2.9 7.9-7.9L19 7.1z'/%3E%3C/svg%3E") center/30px no-repeat;box-shadow:0 0 0 8px rgba(29,155,108,.18)}
.jr-ui-mask{display:flex;gap:5px}
.jr-ui-mask i{width:7px;height:7px;border-radius:50%;background:#eceef1}
.jr-ui-bound{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;background:rgba(29,155,108,.18);color:#42d39b;font-size:10.5px;font-weight:800}
.jr-ui-bound i{width:11px;height:11px;border-radius:50%;background:#1d9b6c url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23fff' d='M6.4 11.4 3 8l1.2-1.2 2.2 2.2 5.4-5.4L13 4.8z'/%3E%3C/svg%3E") center/9px no-repeat}
.jr-ui-tip{font-size:10.5px;color:#8a929b}
.jr-ui-invite .jr-ui-btn,.jr-screen-invite .jr-ui-btn{margin-top:auto!important}
.jr-ui-tabs{display:flex;gap:4px;padding:3px;border-radius:10px;background:#e7e9ed;font-size:11px;font-weight:700}
.jr-ui-tabs span{flex:1;text-align:center;padding:5px 0;border-radius:8px;color:#6b737c}
.jr-ui-tabs span.on{background:#fff;color:#1e2329;box-shadow:0 1px 2px rgba(0,0,0,.12)}
.jr-ui-card{padding:10px 10px 9px;border-radius:12px;background:#fff;box-shadow:0 1px 0 #e3e6ea,0 6px 14px -12px rgba(0,0,0,.4)}
.jr-ui-card-k{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:850}
.jr-ui-card-k i{width:22px;height:22px;border-radius:7px;background:#16a091;box-shadow:inset 0 -6px 0 rgba(0,0,0,.12)}
.jr-ui-card-k i.k2{background:#f0ad2e}.jr-ui-card-k i.k3{background:#5a6be0}
.jr-ui-card-s{margin:3px 0 7px 29px!important;font-size:10.5px;color:#737b84}
.jr-ui-card-f{display:flex;align-items:center;justify-content:space-between;margin-left:29px!important;font-size:10px;color:#8a929b}
.jr-ui-pill{display:inline-block;padding:4px 12px;border-radius:999px;background:#f2c94c;color:#1e2329;font-size:10.5px;font-weight:850;font-style:normal}
.jr-ui-pill.is-off{background:#e7e9ed;color:#8a929b}
.jr-ui-pill.is-ghost{background:#e9f6f1;color:#127a54}
.jr-ui-code{margin-left:auto;font-size:11px;padding:3px 9px;border-radius:999px;background:#1e2329;color:#fff}
.jr-ui-ticket{display:flex;border-radius:12px;background:#fff;box-shadow:0 1px 0 #e3e6ea,0 6px 14px -12px rgba(0,0,0,.4);overflow:visible}
.jr-ui-ticket-l{flex:none;width:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:12px 0 0 12px;background:#5a6be0;color:#fff;-webkit-mask:radial-gradient(circle at 100% 0,transparent 7px,#000 7.5px) top/100% 51% no-repeat,radial-gradient(circle at 100% 100%,transparent 7px,#000 7.5px) bottom/100% 51% no-repeat;mask:radial-gradient(circle at 100% 0,transparent 7px,#000 7.5px) top/100% 51% no-repeat,radial-gradient(circle at 100% 100%,transparent 7px,#000 7.5px) bottom/100% 51% no-repeat}
.jr-ui-ticket-l b{font-size:14px}.jr-ui-ticket-l span{font-size:10px;opacity:.85}
.jr-ui-ticket.is-alt .jr-ui-ticket-l{background:#16a091}
.jr-ui-ticket-r{flex:1;padding:9px 10px;border-left:2px dashed #e1e4e8;display:grid;gap:3px}
.jr-ui-ticket-t{display:flex;align-items:center;gap:5px;font-size:12px;font-weight:850}
.jr-ui-i{display:grid;place-items:center;width:14px;height:14px;border-radius:50%;background:#1e2329;color:#fff;font:800 9px/1 var(--font);font-style:normal}
.jr-ui-ticket-s{font-size:10px;color:#7b838c}
.jr-ui-ticket .jr-ui-pill{justify-self:end}
.jr-ui-steps{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:6px}
.jr-ui-steps li{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:10px;background:#fff;font-size:11.5px;font-weight:700;color:#8a929b}
.jr-ui-steps li i{width:16px;height:16px;border-radius:50%;background:#e2e5e9}
.jr-ui-steps li.is-done{color:#1e2329}
.jr-ui-steps li.is-done i{background:#1d9b6c url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23fff' d='M6.4 11.4 3 8l1.2-1.2 2.2 2.2 5.4-5.4L13 4.8z'/%3E%3C/svg%3E") center/12px no-repeat}
.jr-ui-steps li.is-now{color:#1e2329}
.jr-ui-steps li.is-now i{background:var(--s-main,#16a091);box-shadow:0 0 0 4px var(--s-tint,#d3efea)}
.jr-ui-face{display:grid;place-items:center;margin:10px 0 4px}
.jr-ui-face-ring{position:relative;width:120px;height:120px;border-radius:50%;background:conic-gradient(var(--s-main,#16a091) 0 68%,#dfe3e8 0);display:grid;place-items:center}
.jr-ui-face-ring::before{content:"";position:absolute;inset:7px;border-radius:50%;background:radial-gradient(circle at 50% 38%,#ffd9c4 0 22%,transparent 23%),radial-gradient(ellipse at 50% 100%,#3d4a53 0 40%,transparent 41%),linear-gradient(#e9eef2,#d5dde3)}
.jr-ui-face-ring b{position:absolute;left:50%;top:22px;width:44px;height:16px;transform:translateX(-50%);border-radius:22px 22px 6px 6px;background:#3d2c22;z-index:1}
.jr-ui-face-ring i{display:none}

/* 课后答疑 */
.jr-dayi{max-width:1180px;margin:20px auto 0;padding:0 20px}
.jr-dayi-head{display:flex;flex-direction:column;padding:0 4px 4px}
.jr-dayi h2{margin:0 0 14px;font-size:clamp(22px,2.4vw,28px);font-weight:850;scroll-margin-top:16px}
.jr-dayi-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.jr-qa{position:relative;padding:16px 18px 6px 64px;border-radius:var(--r2);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);scroll-margin-top:16px}
.jr-qa-n{position:absolute;left:14px;top:14px;display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--gold2);font:800 15px/1 var(--mono)}
.jr-qa-q{margin:0 0 6px;font-size:16.5px;font-weight:850;line-height:1.5}
.jr-qa-a{margin:0 0 10px;font-size:15.5px;color:var(--ink2)}
.jr-qa:target{border-color:var(--gold);box-shadow:0 0 0 4px #fcebc4}
.jr-dayi-in{max-width:none;margin:30px 0 0;padding:0}
.jr-dayi-in .jr-dayi-list{grid-template-columns:1fr}

/* 署名 */
.jr-sign{max-width:1180px;margin:22px auto 0;padding:0 20px}
.jr-sign p{margin:0;padding:14px 18px;border-radius:14px;background:var(--paper2);font-size:14.5px;color:var(--ink2)}

/* 新开的课（首页带，有文章才出） */
.jr-new{margin:40px 0 0;background:var(--board);color:var(--chalk)}
.jr-new-in{max-width:1180px;margin:0 auto;padding:30px 20px 34px}
.jr-new-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 18px;margin-bottom:16px}
.jr-new-head .jr-kicker{flex-basis:100%;color:var(--chalk2)}
.jr-new-head h2{margin:0;font-size:26px}
.jr-new-all{color:var(--gold2);font-weight:700;display:inline-flex;align-items:center;min-height:44px}
.jr-new-row{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.jr-new-row a{display:flex;flex-direction:column;gap:4px;height:100%;padding:12px 14px 14px;border-radius:14px;background:var(--s-tint);color:var(--ink);text-decoration:none;border-top:5px solid var(--s-main)}
.jr-new-row time{font:700 12px/1 var(--mono);color:var(--s-deep)}
.jr-new-row b{font-size:15.5px;line-height:1.4}
.jr-new-row span{font-size:13px;color:var(--ink2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* 文章页 */
.jr-note{max-width:900px;margin:0 auto;padding:22px 20px 0}
.jr-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;font-size:14px;color:var(--mute);margin:0 0 14px}
.jr-crumbs a{color:var(--ink2);display:inline-flex;align-items:center;min-height:44px}
.jr-note-head{padding:24px 28px 22px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);border-top:7px solid var(--s-main);box-shadow:var(--shadow)}
.jr-note-head .jr-crumbs{margin:-10px 0 8px}
.jr-note-badge{display:flex;align-items:center;gap:8px;margin:0 0 6px;font-size:14px}
.jr-note-badge span{font-weight:800;color:var(--s-deep);letter-spacing:.18em}
.jr-note-badge em{font-style:normal;color:var(--mute)}
.jr-note-head h1,.jr-sheet-head h1,.jr-office-head h1,.jr-lost h1{margin:0 0 10px;font-size:clamp(26px,3.4vw,40px);line-height:1.22;font-weight:850}
.jr-dek{margin:0 0 10px;font-size:17px;color:var(--ink2)}
.jr-when{margin:0;font-size:14px;color:var(--mute)}
.jr-cover{margin:18px 0 0}
.jr-cover img{display:block;border-radius:14px}
.jr-periods{margin:18px 0 6px}
.jr-periods-h{margin:0 0 8px;font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--ink2)}
.jr-periods ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px}
.jr-periods a{display:flex;flex-direction:column;gap:2px;min-height:76px;height:100%;padding:10px 12px;border-radius:12px;background:var(--s-tint);text-decoration:none;border-bottom:4px solid var(--s-main)}
.jr-periods i{font-style:normal;font-size:12px;font-weight:800;color:var(--s-deep)}
.jr-periods span{font-size:14.5px;font-weight:700;line-height:1.4}
.jr-note .jr-prose{margin:18px 0 0;padding:26px 30px 20px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.jr-note-foot{margin:18px 0 0}
.jr-subjects{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 18px}
.jr-subjects>span{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--ink2);margin-right:4px}
.jr-subjects a,.jr-subjects i{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:999px;background:var(--s-tint);color:var(--s-deep);font-style:normal;font-weight:700;font-size:14px;text-decoration:none}
.jr-subjects a{border:2px solid var(--s-main)}
.jr-subjects i{opacity:.85}
.jr-next h2{margin:0 0 10px;font-size:20px}
.jr-next ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.jr-next a{display:flex;flex-direction:column;gap:4px;height:100%;padding:12px 14px;border-radius:14px;background:var(--s-tint);text-decoration:none;border-left:5px solid var(--s-main)}
.jr-next i{font-style:normal;font-size:12px;font-weight:800;color:var(--s-deep);letter-spacing:.14em}
.jr-next b{font-size:15.5px;line-height:1.4}
.jr-next span{font-size:13px;color:var(--ink2)}

/* 列表课表（栏目 / 科目 / 选课） */
.jr-sheet{max-width:1180px;margin:0 auto;padding:22px 20px 0}
.jr-sheet-head{padding:22px 26px 20px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.jr-sheet-term{border-top:7px solid var(--s-main)}
.jr-sheet-head .jr-crumbs{margin:-8px 0 6px}
.jr-sheet-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px 30px;align-items:end}
.jr-sheet-intro{color:var(--ink2);max-width:46em}
.jr-sheet-intro p{margin:0 0 8px}
.jr-tally{margin:0;display:flex;flex-direction:column;align-items:center;padding:12px 18px;border-radius:14px;background:var(--board);color:var(--chalk);min-width:120px}
.jr-tally b{font:900 40px/1 var(--mono);color:var(--gold2)}
.jr-tally span{font-size:12.5px;color:var(--chalk2);margin-top:6px;text-align:center}
.jr-sheet-head .jr-legend{margin-top:14px}
.jr-roster{margin:18px 0 0;display:grid;gap:14px}
.jr-roster-row{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;padding:12px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.jr-roster-when{margin:0;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:12px;background:var(--paper2);border-right:3px dotted var(--line2)}
.jr-roster-when b{font-size:22px;font-weight:900}
.jr-roster-when span{font:700 12px/1 var(--mono);color:var(--mute)}
.jr-roster-cells{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.jr-roster-cells a{position:relative;display:flex;flex-direction:column;gap:4px;height:100%;min-height:150px;padding:12px 14px 34px;border-radius:var(--r2);background:var(--s-tint);background-image:linear-gradient(160deg,rgba(255,255,255,.55),rgba(255,255,255,0) 55%);text-decoration:none;border:1px solid transparent}
.jr-roster-cells a:hover{border-color:var(--s-main)}
.jr-roster-tag{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--s-deep)}
.jr-roster-tag i{font-style:normal;padding:1px 8px;border-radius:999px;background:var(--s-main);color:var(--s-on);font-weight:800}
.jr-roster-cells b{font-size:16px;line-height:1.4}
.jr-roster-d{font-size:13.5px;color:var(--ink2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.jr-roster-cells time{position:absolute;left:14px;bottom:10px;font:700 12px/1 var(--mono);color:var(--s-deep)}
.jr-turn{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:18px 0 0;padding:10px;border-radius:14px;background:var(--card);border:1px solid var(--line)}
.jr-turn-a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:999px;background:var(--ink);color:#fff;text-decoration:none;font-weight:700;font-size:14.5px}
.jr-turn-off{background:var(--paper2);color:var(--mute)}
.jr-turn-at{font-size:14px;color:var(--ink2);text-align:center}
.jr-picker{margin:18px 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.jr-picker-col{padding:12px;border-radius:var(--r3);background:var(--s-tint);border-top:6px solid var(--s-main)}
.jr-picker-h{display:flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--s-deep);letter-spacing:.2em}
.jr-picker ol{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.jr-picker a{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:12px;background:#fff;text-decoration:none}
.jr-picker em{font-style:normal;font:700 12px/1 var(--mono);color:var(--s-deep)}
.jr-picker b{font-size:15.5px}
.jr-picker span{font-size:13px;color:var(--ink2)}
.jr-picker-empty{margin:0;padding:12px;border-radius:12px;background:repeating-linear-gradient(135deg,rgba(255,255,255,.55) 0 8px,rgba(255,255,255,.2) 8px 16px);border:1px dashed var(--s-main);font-size:13.5px;color:var(--s-deep)}

/* 站务页 */
.jr-office{max-width:1180px;margin:0 auto;padding:22px 20px 0}
.jr-office-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px;align-items:start}
.jr-office-rail{position:sticky;top:16px;padding:12px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.jr-office-h{margin:0 0 8px 4px;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--ink2)}
.jr-office-rail ol{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.jr-office-rail a{display:flex;align-items:center;gap:10px;min-height:44px;padding:4px 10px 4px 4px;border-radius:12px;background:var(--paper);text-decoration:none;font-size:14.5px}
.jr-office-rail i{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:#fff;border:1px solid var(--line2);font:800 13px/1 var(--mono);font-style:normal}
.jr-office-rail a[aria-current="page"]{background:var(--ink);color:#fff;font-weight:800}
.jr-office-rail a[aria-current="page"] i{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.jr-office-card{min-width:0;padding:26px 32px 18px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);border-top:7px solid var(--ink);box-shadow:var(--shadow)}
.jr-office-head{padding-bottom:14px;margin-bottom:18px;border-bottom:2px dotted var(--line2)}
.jr-prose-plain h2{font-size:22px;margin:28px 0 10px}

/* 404 */
.jr-lost{max-width:900px;margin:0 auto;padding:40px 20px 10px}
.jr-lost-head{position:relative;padding:26px 28px 20px;border-radius:var(--r3);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}
.jr-lost-code{position:absolute;right:18px;top:-18px;margin:0;font:900 120px/1 var(--mono);color:transparent;background:repeating-linear-gradient(135deg,#e2553f 0 10px,#f0ad2e 10px 20px,#16a091 20px 30px,#5a6be0 30px 40px);-webkit-background-clip:text;background-clip:text;opacity:.22}
.jr-lost-grid{list-style:none;margin:16px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.jr-lost-grid a{display:flex;flex-direction:column;gap:4px;min-height:120px;padding:14px 16px;border-radius:var(--r2);background:var(--s-tint);text-decoration:none;border-bottom:5px solid var(--s-main)}
.jr-lost-grid i{font-style:normal;font-size:12.5px;font-weight:800;color:var(--s-deep)}
.jr-lost-grid b{font-size:16.5px}
.jr-lost-more{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 0}
.jr-lost-more a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:999px;background:var(--ink);color:#fff;text-decoration:none;font-size:14.5px}

/* 页脚 */
.jr-bell{margin:46px 0 0;background:var(--board);color:var(--chalk2);font-size:14px;line-height:1.75}
.jr-bell-in{max-width:1180px;margin:0 auto;padding:34px 20px 20px;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:28px}
.jr-brand-foot{color:#fff;margin-bottom:8px}
.jr-bell-id p{margin:0 0 10px;max-width:46em}
.jr-bell a{color:#fff}
.jr-bell-nav{display:grid;grid-template-columns:1fr 1fr;gap:2px 16px;align-content:start}
.jr-bell-h{grid-column:1/-1;margin:0 0 4px;color:var(--gold2);font-weight:800;letter-spacing:.14em;font-size:13px}
.jr-bell-nav a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none}
.jr-bell-nav a:hover{text-decoration:underline}
.jr-bell-nav a:last-child{grid-column:1/-1}
.jr-bell-end{max-width:1180px;margin:0 auto;padding:12px 20px 26px;border-top:1px solid var(--board2);font-size:13px;color:#93a09a}

/* 窄屏 */
@media (max-width:1080px){
  .jr-class{grid-template-columns:minmax(0,1fr)}
  .jr-mini{display:none}
  .jr-lessons{max-width:820px;margin:0 auto;width:100%}
  .jr-card{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .jr-card-go{grid-column:1/-1;display:flex;align-items:center;gap:16px}
  .jr-card-go .jr-go{flex:none;min-width:240px}
  .jr-card-go .jr-go-note{margin:0}
  .jr-new-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .jr-picker{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  .jr-hero{grid-template-columns:minmax(0,1fr);padding:22px 16px 14px}
  .jr-hero .jr-legend{grid-column:1;grid-row:auto}
  .jr-tt{padding:0 12px}
  .jr-tt-board{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;padding:10px}
  .jr-tt-corner,.jr-tt-col,.jr-tt-row,.jr-cell-off{display:none}
  .jr-prep{grid-column:1/-1;grid-row:auto;order:0}
  .jr-cell{grid-column:auto;grid-row:auto;order:var(--o);min-height:118px;padding:10px 12px 38px}
  .jr-after{grid-column:1/-1;grid-row:auto;order:99;flex-direction:column}
  .jr-after-go{min-width:0}
  .jr-class{padding:0 12px;margin-top:24px}
  .jr-lesson{padding:18px 18px 20px;border-radius:18px}
  .jr-dayi{padding:0 12px}
  .jr-dayi-list{grid-template-columns:1fr}
  .jr-sign{padding:0 12px}
  .jr-state{grid-template-columns:1fr}
  .jr-note,.jr-sheet,.jr-office{padding:16px 12px 0}
  .jr-note-head,.jr-sheet-head{padding:18px 18px 16px}
  .jr-note .jr-prose{padding:18px 18px 12px}
  .jr-next ol{grid-template-columns:1fr}
  .jr-sheet-grid{grid-template-columns:minmax(0,1fr)}
  .jr-tally{flex-direction:row;gap:10px;justify-content:flex-start;padding:10px 14px}
  .jr-tally b{font-size:30px}
  .jr-tally span{margin:0;text-align:left}
  .jr-roster-row{grid-template-columns:minmax(0,1fr);padding:10px}
  .jr-roster-when{flex-direction:row;gap:10px;justify-content:flex-start;padding:6px 12px;border-right:0;border-bottom:3px dotted var(--line2)}
  .jr-office-grid{grid-template-columns:minmax(0,1fr)}
  .jr-office-rail{display:none}
  .jr-office-card{padding:18px 18px 10px}
  .jr-bell-in{grid-template-columns:minmax(0,1fr);padding:28px 16px 16px}
  .jr-bell-end{padding:12px 16px 24px}
  .jr-table-cards table,.jr-table-cards thead,.jr-table-cards tbody,.jr-table-cards tr,.jr-table-cards td{display:block}
  .jr-table-cards thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .jr-table-cards tr{padding:8px 4px;border-top:6px solid var(--paper2)}
  .jr-table-cards tbody tr:first-child{border-top:0}
  .jr-table-cards tbody tr:nth-child(even) td{background:transparent}
  .jr-table-cards td{border:0;padding:4px 12px}
  .jr-table-cards td::before{content:attr(data-th);display:block;font-size:12px;font-weight:800;color:var(--mute);letter-spacing:.06em}
  .jr-table{overflow-x:visible}
}
@media (max-width:600px){
  .jr-top-in{padding:6px 12px}
  .jr-brand{font-size:15px;gap:8px}
  .jr-menu a{padding:0 9px;font-size:14px}
  .jr-hero{padding:14px 14px 10px}
  .jr-hero .jr-kicker{display:none}
  .jr-hero h1{font-size:24px;line-height:1.28}
  .jr-lede{font-size:14.5px;margin-top:6px;line-height:1.6}
  .jr-hero .jr-legend{display:none}
  .jr-tt-bar{display:none}
  .jr-tt-board::before{display:none}
  .jr-card{grid-template-columns:minmax(0,1fr);gap:10px;padding:14px 14px 16px}
  .jr-card-go{display:block}
  .jr-card-go .jr-go{min-width:0}
  .jr-card-go .jr-go-note{margin-top:6px}
  .jr-card-fine{order:2}
  .jr-card-go{order:1}
  .jr-code{font-size:28px}
  .jr-gain{font-size:15.5px}
  .jr-cell-t{font-size:15px}
  .jr-cell-hotnote{font-size:11px}
  .jr-pair,.jr-pair-in{grid-template-columns:1fr}
  .jr-pair-l,.jr-pair-r{display:none!important}
  .jr-lost-grid{grid-template-columns:1fr}
  .jr-picker{grid-template-columns:1fr}
  .jr-new-row{grid-template-columns:1fr}
  .jr-bell-nav{grid-template-columns:1fr}
}
@media (max-width:360px){
  .jr-menu a{padding:0 7px;font-size:13.5px}
  .jr-code{font-size:25px}
}