/* 21期 模块页共用样式（与 21期 主页同一套配色） */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#F6F3EE;--card:#FFF;--ink:#18211F;--muted:#6E7975;
  --gold:#B07A2A;--gold-soft:#F1E5D2;--teal:#2F6F68;--teal-soft:#E3F0ED;
  --line:#E7E1D8;--shadow:0 10px 30px rgba(24,33,31,.07);
  --ok:#2F7D4F;--ok-soft:#E4F1E8;--warn:#B4632A;--warn-soft:#FAEBDC;
  --off:#8A928F;--off-soft:#EFEDE9;--red:#B23A48;--red-soft:#F7E4E6;
}
body{min-height:100vh;background:
  radial-gradient(circle at 90% 6%,rgba(176,122,42,.08),transparent 32%),
  radial-gradient(circle at 6% 92%,rgba(47,111,104,.07),transparent 30%),var(--bg);
  color:var(--ink);font:14px/1.7 "PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif}
h1,h2,h3,.serif{font-family:"Noto Serif SC",serif}
a{color:inherit;text-decoration:none}
.topbar{max-width:1060px;margin:0 auto;padding:20px 22px 0;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.brand{font-size:12px;letter-spacing:.16em;color:var(--gold);font-weight:700}
.who{margin-left:auto;font-size:12.5px;color:var(--muted)}
.back{font-size:13px;color:var(--muted)}
.back:hover{color:var(--gold)}
main{max-width:1060px;margin:0 auto;padding:18px 22px 70px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.card h2{font-size:20px;margin-bottom:4px}
.card h2 .tag{font-size:12px;color:var(--muted);font-weight:400;font-family:inherit;margin-left:8px}
.card h3{font-size:15px;margin:16px 0 8px}
/* 表单控件：撑满容器（浏览器默认 textarea 只有 20 列宽，会让输入框显得很小） */
input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=hidden]),
textarea,select{width:100%;max-width:100%;font:inherit;border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;background:#FCFBF9;color:var(--ink);outline:0}
input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=hidden]):focus,
textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,111,104,.1)}
textarea{resize:vertical;min-height:180px;line-height:1.8}
.muted{color:var(--muted);font-size:12.5px}
.lead{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.lead .box{border:1px solid var(--line);border-radius:14px;padding:13px;background:#FCFBF9}
.lead .k{font-size:12px;color:var(--muted)}
.lead .v{font-size:20px;font-weight:800;font-family:"Noto Serif SC",serif}
/* 键值对（版本 / SHA256 / 说明…）：长串必须能换行，否则会在手机上顶出屏幕 */
.kv{display:grid;grid-template-columns:96px minmax(0,1fr);gap:6px 10px;font-size:13px}
.kv b{color:var(--muted);font-weight:500}
.kv span{overflow-wrap:anywhere;word-break:break-word}
code,pre,.kv{overflow-wrap:anywhere}
/* 命令行示例：手机上要能换行，不能把版面顶宽 */
pre{white-space:pre-wrap;word-break:break-word}
.mods{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.mod{display:block;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;
  box-shadow:var(--shadow);min-height:170px;transition:.2s;cursor:pointer}
.mod:hover{transform:translateY(-3px);border-color:#D9C9B0}
.mod .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:var(--gold-soft);color:var(--gold);margin-bottom:12px}
.mod.teal .ico{background:var(--teal-soft);color:var(--teal)}
.mod h3{margin:0 0 6px;font-size:17px}
.mod .state{display:inline-block;font-size:11px;border-radius:999px;padding:3px 9px;margin-top:10px;
  background:var(--gold-soft);color:#7A531B}
.mod .state.ok{background:var(--ok-soft);color:var(--ok)}
.mod .state.off{background:var(--off-soft);color:var(--off)}
button{font:inherit;cursor:pointer}
button.primary{border:0;border-radius:12px;padding:11px 16px;background:var(--gold);color:#fff}
button.ghost{border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:#fff;color:var(--ink)}
button[disabled]{opacity:.5;cursor:not-allowed}
.st{display:inline-flex;align-items:center;gap:6px;font-size:12px;border-radius:999px;padding:2px 9px;white-space:nowrap}
.st.ok{background:var(--ok-soft);color:var(--ok)}
.st.leave{background:var(--warn-soft);color:var(--warn)}
.st.info{background:#EEF2F7;color:#3B5B86}
.st.none{background:var(--off-soft);color:var(--off)}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 11px;font-size:12.5px;
  cursor:pointer;min-width:96px;text-align:left}
.chip .d{font-weight:700}
.chip .s{color:var(--muted)}
.chip.on{border-color:var(--gold);background:#FFFBF4}
.chip[disabled]{background:#F7F5F1;color:#8C9391}
.opts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.opt{border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff;text-align:left}
.opt.on{border-color:var(--teal);background:var(--teal-soft)}
.opt b{display:block}
.opt span{color:var(--muted);font-size:12px}
table{width:100%;border-collapse:collapse;font-size:12.5px}
th,td{border-bottom:1px solid var(--line);padding:8px 6px;text-align:left;vertical-align:middle}
th{color:var(--muted);font-weight:500;white-space:nowrap}
td.c,th.c{text-align:center}
.dot{display:inline-block;width:11px;height:11px;border-radius:999px;background:var(--off-soft);border:1px solid #DAD6CF}
.dot.ok{background:var(--ok)}.dot.leave{background:var(--warn)}.dot.info{background:#8FADD6}.dot.hw{background:var(--teal)}
.grp{border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden;background:#fff}
.grp .hd{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 14px;cursor:pointer;background:#FCFBF9}
.grp .hd:hover{background:#F7F4EF}
.grp .bd{display:none;padding:2px 14px 14px}
.grp .bd table tr.me td{background:#E7F3EC;font-weight:700}
/* 手机上小组明细 11 列太宽：横向滚动 + 首列固定，页面本身不溢出 */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:10px;background:#fff}
.tbl-wrap table{min-width:620px}
.tbl-wrap th:first-child,.tbl-wrap td:first-child{position:sticky;left:0;z-index:1;background:#fff;
  box-shadow:1px 0 0 var(--line);white-space:nowrap}
.tbl-wrap th:first-child{background:#FCFBF9}
.tbl-wrap tr.me td:first-child{background:#E7F3EC}
/* 手机版小组记录：每人一卡，9 次打卡一排 */
.mcard{border:1px solid var(--line);border-radius:10px;padding:10px;margin-bottom:8px;background:#fff}
.mcard.me{background:#E7F3EC;border-color:#B7D6CE}
.mc-hd{display:flex;justify-content:space-between;align-items:baseline;gap:8px;font-size:13px;margin-bottom:8px}
.mc-dots{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:4px}
.mc-d{position:relative;border-radius:6px;text-align:center;padding:7px 0;font-size:11px;font-weight:700;line-height:1}
.mc-d i{font-style:normal}
.mc-d b{position:absolute;right:3px;bottom:2px;width:5px;height:5px;border-radius:50%;background:#2F6F68;box-shadow:0 0 0 1px #fff}
@media(max-width:620px){
  .tbl-wrap table{min-width:560px}
  .grp .hd{gap:6px;padding:10px}
  .grp .hd .bar{min-width:60px}
}
.grp.open .bd{display:block}
.bar{height:8px;border-radius:999px;background:#EFEDE9;overflow:hidden;min-width:80px;flex:1}
.bar i{display:block;height:100%;background:var(--teal)}
.hwcards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.hwcard{border:1px solid var(--line);background:#fff;border-radius:16px;padding:16px;text-align:left;
  display:flex;flex-direction:column;gap:6px;min-height:150px;transition:.2s}
.hwcard:hover{transform:translateY(-2px);border-color:#D9C9B0}
.hwcard.open{border-color:var(--teal);background:#FBFDFC}
.hwcard .idx{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:700;font-size:12px;
  background:var(--teal-soft);color:var(--teal)}
.hwcard .idx.lock{background:var(--off-soft);color:var(--off)}
.hwcard .ttl{font-size:15px;font-weight:600}
.hwcard .desc{color:var(--muted);font-size:12.5px;flex:1}
.hwcard .st{width:max-content}
.note{background:#FFFBF4;border:1px solid #F0E2C8;border-radius:12px;padding:11px 13px;font-size:12.5px;color:#7A531B}
.lockbox{background:#F7F5F1;border:1px solid var(--line);border-radius:12px;padding:12px 13px;font-size:12.5px;color:#6E7975}
.flex{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.right{margin-left:auto}
.review{border:1px solid var(--line);border-radius:14px;padding:13px 15px;margin-bottom:10px;background:#fff;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.review .d{font-weight:700;min-width:96px}
.revtag{font-size:11px;border-radius:999px;padding:3px 9px;background:var(--teal-soft);color:var(--teal)}
.revtag.pending{background:var(--off-soft);color:var(--off)}
@media(max-width:900px){
  .lead{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mods,.hwcards{grid-template-columns:1fr}
  .opts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mod{min-height:auto}
}
@media(max-width:620px){.lead{grid-template-columns:1fr}.kv{grid-template-columns:1fr}table{font-size:12px}th,td{padding:7px 4px}}

/* ---- 打卡状态：6 个状态各有自己的颜色与字形，一眼区分 ---- */
.st{padding:2px 10px 2px 8px}
.st::before{content:'';display:inline-block;width:7px;height:7px;border-radius:999px;
  background:currentColor;opacity:.8;margin-right:5px;vertical-align:1px}
.st.st-normal{background:#E4F1E8;color:#2F7D4F;font-weight:600}
.st.st-leave{background:#FAEBDC;color:#B4632A;font-weight:600}
.st.st-nocam{background:#E7EEF7;color:#3B6EA5}
.st.st-talk{background:#EDEAF7;color:#6B5FA8}
.st.st-late{background:#F7E4E6;color:#B23A48;font-weight:600}
.st.st-none{background:#F2F0EC;color:#8A928F;font-style:italic;font-weight:400}
.dot.dot-normal{background:#2F7D4F;border-color:#2F7D4F}
.dot.dot-leave{background:#B4632A;border-color:#B4632A}
.dot.dot-nocam{background:#3B6EA5;border-color:#3B6EA5}
.dot.dot-talk{background:#6B5FA8;border-color:#6B5FA8}
.dot.dot-late{background:#B23A48;border-color:#B23A48}
.dot.dot-none{background:#F2F0EC;border-color:#C9C5BE}
/* 打卡状态按钮：每个状态自己的强调色，选中后底色跟着变 */
.opt[data-s="正常"]{border-left:3px solid #2F7D4F}
.opt[data-s="请假"]{border-left:3px solid #B4632A}
.opt[data-s="不开摄像头"]{border-left:3px solid #3B6EA5}
.opt[data-s="参加但不讨论"]{border-left:3px solid #6B5FA8}
.opt[data-s="迟到或早退"]{border-left:3px solid #B23A48}
.opt.on[data-s="正常"]{background:#E4F1E8;border-color:#2F7D4F}
.opt.on[data-s="请假"]{background:#FAEBDC;border-color:#B4632A}
.opt.on[data-s="不开摄像头"]{background:#E7EEF7;border-color:#3B6EA5}
.opt.on[data-s="参加但不讨论"]{background:#EDEAF7;border-color:#6B5FA8}
.opt.on[data-s="迟到或早退"]{background:#F7E4E6;border-color:#B23A48}
/* 模块卡片里的状态 chip 去掉外层胶囊背景；选项按钮里的小色点 */
.mod .state.bare{background:transparent;padding:0;margin-top:10px}
.opt b .odot{display:inline-block;width:8px;height:8px;border-radius:999px;margin-right:6px;vertical-align:1px}
/* 图例 */
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--muted);margin-top:8px}
.legend .dot{margin-right:4px}
/* 首页"去打卡"行动条 */
.cta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#FFF6E6;
  border:1px solid #F0D9AE;border-radius:14px;padding:12px 14px;margin-top:12px}
.cta.done{background:#F1F8F3;border-color:#CFE5D6}
.cta b{font-family:"Noto Serif SC",serif;font-size:15px}
.cta .go{background:var(--gold);color:#fff;border-radius:12px;padding:9px 16px;text-decoration:none;
  font-weight:700;margin-left:auto;white-space:nowrap}
.cta .go.ghost-go{background:#fff;color:var(--ink);border:1px solid var(--line);font-weight:500}

/* ---- 作业卡片：3D 纸牌 ---- */
.hwcards{perspective:1100px}
.hwcard{position:relative;transform-style:preserve-3d;
  background:linear-gradient(158deg,#FFFFFF 0%,#FCFAF6 62%,#F6F1E8 100%);
  box-shadow:inset 0 1px 0 #fff,0 2px 4px rgba(24,33,31,.07),
             0 14px 24px -16px rgba(24,33,31,.45);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.hwcard::after{content:'';position:absolute;left:10%;right:10%;bottom:-7px;height:7px;border-radius:0 0 14px 14px;
  background:linear-gradient(180deg,rgba(24,33,31,.16),rgba(24,33,31,0));filter:blur(1.5px);z-index:-1}
.hwcard .idx{box-shadow:0 3px 8px -3px rgba(47,111,104,.55)}
.hwcard:hover{transform:translateY(-6px) rotateX(2.5deg) rotateY(-2deg);
  box-shadow:inset 0 1px 0 #fff,0 3px 6px rgba(24,33,31,.08),0 26px 34px -20px rgba(24,33,31,.5)}
.hwcard:active{transform:translateY(-2px) scale(.99)}
.hwcard.open{border-color:#BEE0CB;background:linear-gradient(158deg,#FFFFFF 0%,#F6FCF8 60%,#EAF6EE 100%)}
a.hwcard{color:inherit}