/* 集梦志愿服务系统 v7 · 固定「嘉庚红」主题
 * 主色 #b02a37 承自上一版《志愿时长管理系统》的错误红，提升为全站主色。
 * 无主题切换、无本地存储配色 —— 视觉规范固定。                        */
:root{
  --red:#b02a37; --red-deep:#8d1f2c; --red-bright:#c84450; --red-light:#e8a1aa;
  --red-soft:#fbeef0; --red-line:#f1d6da; --red-wash:#fdf6f6;
  --gold:#c8a45c; --gold-light:#e6cd93;
  --bg:#faf7f5; --panel:#ffffff; --panel2:#fdfaf9; --panel3:#f8f1ef;
  --ink:#2b2225; --ink2:#54474b; --muted:#87787d; --line:#efe4e1; --line2:#f5ecea;
  --ok:#2c7a58; --ok-bg:#eaf6f0; --ok-line:#c9e7d8;
  --warn:#a46a15; --warn-bg:#fdf4e4; --warn-line:#f0dcb8;
  --err:#b02a37; --err-bg:#fbebed; --err-line:#f0cdd3;
  --info:#8d1f2c; --info-bg:#fbeef0; --info-line:#f0d6da;
  --shadow:0 3px 16px rgba(141,31,44,.06); --shadow-md:0 8px 26px rgba(141,31,44,.11);
  --radius:14px; --radius-sm:9px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
a{color:var(--red);text-decoration:none}
::selection{background:rgba(176,42,55,.18)}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#e5d3d0;border-radius:9px;border:2px solid var(--bg)}
::-webkit-scrollbar-track{background:transparent}

/* ===== 顶栏 ===== */
.topbar{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 26px;
  background:linear-gradient(105deg,#7d1a26 0%,#a32433 48%,#b83240 100%);
  border-bottom:3px solid var(--gold);color:#fff;position:sticky;top:0;z-index:30;
  box-shadow:0 4px 18px rgba(125,26,38,.22)}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-mark{width:40px;height:40px;flex:0 0 40px;border-radius:11px;display:grid;place-items:center;
  font-size:20px;font-weight:700;color:var(--gold-light);
  background:rgba(255,255,255,.13);border:1px solid rgba(230,205,147,.55);
  box-shadow:inset 0 0 0 3px rgba(255,255,255,.06)}
.brand-txt{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.brand-txt strong{font-size:17px;letter-spacing:1.2px;white-space:nowrap}
.brand-txt span{font-size:11px;color:rgba(255,255,255,.76);white-space:nowrap;letter-spacing:.3px}
.topbar-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.top-pill{font-size:11.5px;padding:5px 12px;border-radius:20px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.18);white-space:nowrap}
.theme-fixed{font-size:11px;padding:5px 11px;border-radius:8px;color:var(--gold-light);
  border:1px solid rgba(230,205,147,.5);background:rgba(230,205,147,.09);white-space:nowrap;letter-spacing:.3px}
.tbtn{cursor:pointer;border:1px solid rgba(255,255,255,.34);background:rgba(255,255,255,.1);color:#fff;
  padding:7px 13px;border-radius:8px;font-size:12px;transition:.16s;white-space:nowrap}
.tbtn:hover{background:rgba(255,255,255,.22);transform:translateY(-1px)}
.tbtn.running{background:var(--gold);border-color:var(--gold);color:#5a1c25;font-weight:700}
.home-link{color:#fff;font-size:12px;padding:7px 11px;border-radius:8px;border:1px solid rgba(255,255,255,.28);transition:.16s;white-space:nowrap}
.home-link:hover{background:rgba(255,255,255,.16)}

/* ===== 布局 ===== */
.shell{display:flex;min-height:calc(100vh - 70px)}
.sidebar{width:268px;flex:0 0 268px;background:var(--panel);border-right:1px solid var(--line);
  padding:18px 13px 14px;display:flex;flex-direction:column;position:sticky;top:70px;
  height:calc(100vh - 70px);overflow:auto}
.search-wrap{margin-bottom:16px;position:relative}
.search-wrap:before{content:"⌕";position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:16px}
.search-wrap input{width:100%;padding:9px 11px 9px 30px;border:1px solid var(--line);background:var(--panel2);
  border-radius:9px;outline:none;font-size:12.5px;transition:.16s}
.search-wrap input:focus{border-color:var(--red-light);box-shadow:0 0 0 3px rgba(176,42,55,.08);background:#fff}
.nav-group{margin-bottom:18px}
.nav-group h4{margin:0 0 8px;padding:0 9px;font-size:11px;letter-spacing:1px;color:var(--red-deep);
  font-weight:700;display:flex;justify-content:space-between;align-items:center}
.nav-group h4:after{content:"";flex:1;height:1px;background:var(--line2);margin-left:9px}
.nav-group h4 em{font-style:normal;color:var(--muted);font-weight:400;letter-spacing:0}
.nav-group .g-note{padding:0 9px;margin:-3px 0 9px;font-size:10.5px;color:var(--muted);line-height:1.45}
.nav-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:9px;color:var(--ink2);
  font-size:12.8px;margin-bottom:3px;transition:.15s;border-left:3px solid transparent;text-decoration:none}
.nav-item:hover{background:var(--panel3);color:var(--red-deep);transform:translateX(2px)}
.nav-item.on{background:var(--red-soft);color:var(--red-deep);font-weight:700;border-left-color:var(--red)}
.nav-ico{width:17px;height:17px;flex:0 0 17px;opacity:.8}
.nav-item.on .nav-ico{opacity:1}
.nav-item small{margin-left:auto;font-size:10px;color:var(--muted);font-weight:400}
.sidebar-foot{margin-top:auto;border-top:1px solid var(--line2);padding:12px 9px 2px;font-size:10.5px;
  color:var(--muted);display:flex;flex-direction:column;gap:3px}
.sidebar-foot b{color:var(--red-deep);font-weight:600}
.main{flex:1;min-width:0;padding:26px 30px 70px;max-width:1500px}

/* ===== 页头 ===== */
.view-head{margin-bottom:20px;position:relative;padding-left:15px}
.view-head:before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--red),var(--gold))}
.breadcrumb{font-size:11.5px;color:var(--muted);margin-bottom:5px;letter-spacing:.3px}
.breadcrumb a{color:var(--red-deep)}
.view-head h1{margin:0 0 4px;font-size:25px;letter-spacing:.5px;font-weight:700}
.view-head p{margin:0;color:var(--muted);font-size:13px}

/* ===== 状态选择器 ===== */
.state-bar{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:15px 17px;margin-bottom:16px;box-shadow:var(--shadow);border-top:3px solid var(--red)}
.state-bar .sb-title{font-size:11px;color:var(--muted);letter-spacing:.6px;margin-bottom:11px;
  display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.state-bar .sb-title b{color:var(--red-deep);font-weight:700}
.state-chips{display:flex;flex-wrap:wrap;gap:7px}
.state-chip{cursor:pointer;border:1px solid var(--line);background:var(--panel2);padding:6px 12px;
  border-radius:20px;font-size:12px;transition:.16s;white-space:nowrap;color:var(--ink2)}
.state-chip:hover{border-color:var(--red-light);background:var(--red-wash);transform:translateY(-1px)}
.state-chip.on{background:linear-gradient(100deg,var(--red-deep),var(--red));border-color:var(--red-deep);
  color:#fff;font-weight:600;box-shadow:0 3px 10px rgba(176,42,55,.24)}
.state-chip .dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:7px;vertical-align:middle}
.state-chip.on .dot{background:#fff !important;opacity:.95}
.dot.ok{background:var(--ok)} .dot.warn{background:var(--warn)} .dot.error{background:var(--err)}
.dot.info{background:var(--red)} .dot.neutral{background:var(--muted)}

/* ===== 提示条 ===== */
.notice{display:flex;align-items:flex-start;gap:11px;padding:12px 15px;border-radius:11px;margin-bottom:16px;
  font-size:13px;border:1px solid transparent;animation:fadeUp .25s ease both}
.notice .badge{font-family:ui-monospace,Consolas,monospace;font-size:11px;padding:2px 8px;border-radius:6px;
  background:rgba(0,0,0,.06);white-space:nowrap;font-weight:600;letter-spacing:.3px}
.notice.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok-line)}
.notice.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn-line)}
.notice.error{background:var(--err-bg);color:var(--err);border-color:var(--err-line)}
.notice.info{background:var(--info-bg);color:var(--info);border-color:var(--info-line)}
.notice.neutral{background:var(--panel3);color:var(--ink2);border-color:var(--line)}

/* ===== 卡片 ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;margin-bottom:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;margin-bottom:14px;animation:fadeUp .28s ease both;
  transition:box-shadow .18s,transform .18s}
.card:hover{box-shadow:var(--shadow-md)}
.card-h{padding:12px 17px;border-bottom:1px solid var(--line2);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--ink);
  background:linear-gradient(90deg,var(--panel2),transparent)}
.card-h:before{content:"";display:inline-block;width:3px;height:14px;border-radius:3px;background:var(--red);margin-right:9px;flex:0 0 3px}
.card-h .sub{font-size:11px;color:var(--muted);font-weight:400;margin-left:auto}
.card-b{padding:15px 17px}
.card-b.tight{padding:0}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:13px;margin-bottom:14px}
.stat{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 17px 14px;box-shadow:var(--shadow);overflow:hidden;animation:fadeUp .28s ease both}
.stat:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--red),var(--gold))}
.stat .l{font-size:11.5px;color:var(--muted);letter-spacing:.3px}
.stat .v{font-size:27px;font-weight:700;line-height:1.4;letter-spacing:-.6px;margin-top:2px}
.stat .s{font-size:11px;color:var(--muted)}
.stat.ok .v{color:var(--ok)} .stat.warn .v{color:var(--warn)}
.stat.error .v{color:var(--err)} .stat.info .v{color:var(--red-deep)}

/* ===== 表格 ===== */
table{width:100%;border-collapse:collapse;font-size:12.5px}
th{text-align:left;background:var(--panel3);color:var(--red-deep);font-weight:700;padding:10px 13px;
  border-bottom:1px solid var(--line);white-space:nowrap;letter-spacing:.3px}
td{padding:10px 13px;border-bottom:1px solid var(--line2);vertical-align:top;color:var(--ink2)}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--red-wash)}
.table-scroll{overflow-x:auto}
.tbl-foot{padding:10px 16px;border-top:1px solid var(--line2);font-size:11.5px;color:var(--muted);background:var(--panel2)}

.kv-row{display:flex;gap:14px;padding:7px 0;border-bottom:1px dashed var(--line2);font-size:12.8px}
.kv-row:last-child{border-bottom:0}
.kv-row .k{width:130px;flex:0 0 130px;color:var(--muted)}
.kv-row .v{flex:1;word-break:break-all;color:var(--ink)}

/* ===== 表单 / 按钮 ===== */
.form-row{margin-bottom:12px}
.form-row label{display:block;font-size:11.5px;color:var(--muted);margin-bottom:5px;letter-spacing:.2px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:9px 11px;border:1px solid var(--line);
  background:var(--panel2);border-radius:8px;outline:none;transition:.16s}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--red-light);
  box-shadow:0 0 0 3px rgba(176,42,55,.09);background:#fff}
.form-row textarea{min-height:66px;resize:vertical}
.form-note{font-size:11px;color:var(--muted);margin-top:8px;line-height:1.6}
.btn{cursor:pointer;border:1px solid var(--red);background:linear-gradient(100deg,var(--red-deep),var(--red));
  color:#fff;padding:9px 16px;border-radius:9px;font-size:12.5px;font-weight:600;transition:.16s;
  box-shadow:0 2px 8px rgba(176,42,55,.18)}
.btn:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(176,42,55,.28);filter:brightness(1.05)}
.btn:active{transform:none}
.btn.ghost{background:#fff;color:var(--red-deep);border-color:var(--red-line);box-shadow:none}
.btn.ghost:hover{background:var(--red-wash);border-color:var(--red-light)}
.btn.danger{background:linear-gradient(100deg,#8d1f2c,#c84450);border-color:#8d1f2c}
.btn.warn{background:linear-gradient(100deg,#8a5710,#c2871c);border-color:#8a5710}
.btn:disabled{opacity:.42;cursor:not-allowed;transform:none;box-shadow:none}
.btn-row{display:flex;flex-wrap:wrap;gap:9px;align-items:center}

/* ===== 其它区块 ===== */
.empty{text-align:center;padding:40px 18px;color:var(--muted)}
.empty .ico{width:54px;height:54px;margin:0 auto 12px;border-radius:50%;display:grid;place-items:center;
  font-size:26px;color:var(--red-light);background:var(--red-soft);border:1px solid var(--red-line)}
.empty h3{margin:0 0 5px;font-size:15px;color:var(--ink)}
.empty p{margin:0;font-size:12.5px}

.timeline{position:relative;padding-left:20px}
.timeline:before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--red-line)}
.tl-item{position:relative;padding:0 0 14px 6px;font-size:12.8px}
.tl-item:last-child{padding-bottom:0}
.tl-item:before{content:"";position:absolute;left:-18px;top:8px;width:9px;height:9px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 3px var(--panel)}
.tl-item.ok:before{background:var(--ok)} .tl-item.warn:before{background:var(--warn)} .tl-item.error:before{background:var(--err)}
.tl-item .t{font-family:ui-monospace,Consolas,monospace;font-size:11px;color:var(--muted);margin-right:9px}

.steps{display:flex;flex-wrap:wrap;gap:9px}
.step{flex:1;min-width:120px;border:1px solid var(--line);background:var(--panel2);border-radius:10px;
  padding:11px 13px;font-size:12px;color:var(--muted)}
.step .n{font-size:10px;color:var(--muted);margin-bottom:4px;letter-spacing:.5px}
.step.done{border-color:var(--ok-line);background:var(--ok-bg);color:var(--ok)}
.step.now{border-color:var(--red);background:var(--red-soft);color:var(--red-deep);font-weight:700;
  box-shadow:0 2px 10px rgba(176,42,55,.12)}
.step.bad{border-color:var(--line);background:var(--panel2);color:var(--muted)}

.list-item{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:10px 0;
  border-bottom:1px dashed var(--line2);font-size:12.8px}
.list-item:last-child{border-bottom:0}
.list-item .meta{font-size:11px;color:var(--muted);margin-top:2px}
.tag{font-size:10.5px;padding:3px 9px;border-radius:20px;background:var(--red-soft);color:var(--red-deep);white-space:nowrap}
.tag.ok{background:var(--ok-bg);color:var(--ok)} .tag.warn{background:var(--warn-bg);color:var(--warn)}
.tag.error{background:var(--err-bg);color:var(--err)}

.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-family:ui-monospace,Consolas,monospace;font-size:11px;padding:3px 9px;border-radius:6px;
  background:var(--panel2);border:1px solid var(--line);color:var(--muted)}
.chip.ok{color:var(--ok);background:var(--ok-bg);border-color:var(--ok-line)}
.chip.error{color:var(--err);background:var(--err-bg);border-color:var(--err-line)}
.chip.info{color:var(--red-deep);background:var(--red-soft);border-color:var(--red-line)}

.log{font-family:ui-monospace,Consolas,monospace;font-size:11.5px;line-height:1.95;background:var(--panel3);
  border:1px solid var(--line2);border-radius:9px;padding:12px 14px;max-height:270px;overflow:auto}
.log .ln{white-space:pre-wrap;word-break:break-all}
.log .lv{display:inline-block;min-width:52px;font-weight:700}
.log .ok{color:var(--ok)} .log .warn{color:var(--warn)} .log .error{color:var(--err)} .log .info{color:var(--red-deep)}
.log .ts{color:var(--muted)}

.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:9px 0;
  border-bottom:1px dashed var(--line2);font-size:12.5px}
.toggle-row:last-child{border-bottom:0}
.sw{width:40px;height:22px;border-radius:20px;background:#e6d9d6;position:relative;cursor:pointer;
  transition:.18s;flex:0 0 40px;border:0;padding:0}
.sw:after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;
  background:#fff;transition:.18s;box-shadow:0 1px 4px rgba(0,0,0,.18)}
.sw.on{background:var(--red)}
.sw.on:after{left:21px}

.upload{border:1.5px dashed var(--red-line);border-radius:11px;padding:24px;text-align:center;
  background:var(--red-wash);transition:.16s}
.upload:hover{background:var(--red-soft)}
.upload .ico{font-size:30px;color:var(--red);line-height:1}
.upload p{margin:7px 0 13px;font-size:12px;color:var(--muted)}
pre.code{margin:0;background:var(--panel3);border-radius:9px;padding:13px 15px;
  font-family:ui-monospace,Consolas,monospace;font-size:11.5px;line-height:1.8;white-space:pre-wrap;
  word-break:break-all;color:var(--ink);max-height:340px;overflow:auto}

.meta-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:13px;margin-top:20px}
.meta-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:13px 15px;box-shadow:var(--shadow)}
.meta-card h5{margin:0 0 9px;font-size:11px;color:var(--red-deep);letter-spacing:.7px;font-weight:700}

/* ===== 学生端底部 Tab（承自上一版 client/app.js） ===== */
.student-tabbar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:26px auto 0;
  padding:9px;background:var(--panel);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);max-width:560px;position:sticky;bottom:14px}
.student-tabbar .tb-title{width:100%;text-align:center;font-size:10.5px;color:var(--muted);letter-spacing:.5px;margin-bottom:2px}
.student-tab{flex:1;min-width:88px;text-align:center;padding:7px 8px;border-radius:9px;font-size:12px;
  color:var(--ink2);transition:.16s;text-decoration:none;border:1px solid transparent}
.student-tab:hover{background:var(--red-wash);color:var(--red-deep)}
.student-tab.on{background:var(--red-soft);color:var(--red-deep);font-weight:700;border-color:var(--red-line)}

/* ===== 色板 ===== */
.palette{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:11px}
.swatch{border:1px solid var(--line);border-radius:11px;overflow:hidden;background:var(--panel)}
.swatch .c{height:54px}
.swatch .n{padding:7px 10px;font-size:11px;color:var(--ink2);display:flex;justify-content:space-between}
.swatch .n code{font-family:ui-monospace,Consolas,monospace;color:var(--muted);font-size:10.5px}

.toast{position:fixed;right:26px;bottom:26px;z-index:60;max-width:390px;background:var(--panel);
  border:1px solid var(--line);border-left:4px solid var(--red);border-radius:11px;
  box-shadow:0 10px 32px rgba(125,26,38,.2);padding:13px 17px;font-size:12.8px;opacity:0;
  transform:translateY(12px);pointer-events:none;transition:.22s}
.toast.show{opacity:1;transform:translateY(0)}
.toast.error{border-left-color:var(--err)} .toast.ok{border-left-color:var(--ok)}
.toast.warn{border-left-color:var(--warn)}
.toast code{font-family:ui-monospace,Consolas,monospace;background:var(--panel3);padding:1px 6px;
  border-radius:4px;font-size:11px;color:var(--red-deep)}

@media (max-width:1000px){
  .sidebar{width:220px;flex-basis:220px}
  .main{padding:20px 18px 60px}
  .brand-txt span{display:none}
}
@media (max-width:720px){
  .shell{flex-direction:column}
  .sidebar{width:100%;flex-basis:auto;height:auto;position:static;border-right:0;
    border-bottom:1px solid var(--line);max-height:290px}
  .topbar{padding:0 13px;height:auto;min-height:64px;flex-wrap:wrap;gap:8px;padding-top:8px;padding-bottom:8px}
  .top-pill,.theme-fixed{display:none}
  .main{padding:18px 14px 50px}
  .view-head h1{font-size:21px}
}