/* 专注 · 样式 */
:root{
  --bg:#F2F4F4; --surface:#FFFFFF; --surfaceAlt:#E8F2EF;
  --primary:#0E9F8E; --primaryDeep:#0A7D70; --primarySoft:#D9F0EC;
  --accent:#FA7317; --accentSoft:#FFE8D6;
  --danger:#D93B3B; --dangerSoft:#FBE4E4;
  --textPrimary:#17302B; --textSecondary:#5C706B; --textTertiary:#8FA39E;
  --border:#D9E3E0; --onPrimary:#FFFFFF;
  --shadow:0 8px 24px -10px rgba(14,159,142,.35);
  --shadowSoft:0 4px 16px -8px rgba(23,48,43,.18);
  --radius:18px;
  --safeBottom:env(safe-area-inset-bottom,0px);
  --safeTop:env(safe-area-inset-top,0px);
  --navH:66px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--textPrimary);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  -webkit-tap-highlight-color:transparent;overscroll-behavior-y:none;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;padding:0}
input,select,textarea{font-family:inherit;font-size:16px}
.hidden{display:none!important}
html.timer-locked,body.timer-locked{overflow:hidden!important;overscroll-behavior:none}
h1,h2,h3,p{margin:0}
ul{margin:0;padding:0;list-style:none}

/* ---------- 启动 ---------- */
.boot{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;background:var(--bg);z-index:100}
.boot-mark{width:72px;height:72px;border-radius:22px;background:var(--primary);color:#fff;display:flex;
  align-items:center;justify-content:center;font-size:34px;font-weight:700;box-shadow:var(--shadow);
  animation:breathe 2s ease-in-out infinite}
.boot-text{font-size:15px;color:var(--textSecondary);letter-spacing:4px}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}

/* ---------- 通用外壳 ---------- */
.app{min-height:100dvh}
.page{max-width:900px;margin:0 auto;padding:calc(12px + var(--safeTop)) 18px calc(var(--navH) + 34px + var(--safeBottom))}
.page.wide{max-width:1040px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0 18px}
.greeting{display:flex;flex-direction:column;gap:2px;min-width:0}
.greeting .hello{font-size:13px;color:var(--textSecondary)}
.greeting h1{font-size:23px;font-weight:700;letter-spacing:.2px}
.greeting .date{font-size:12px;color:var(--textTertiary)}
.avatar{width:44px;height:44px;border-radius:14px;background:var(--primarySoft);color:var(--primaryDeep);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex:none}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.card + .card{margin-top:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.card-title{font-size:15px;font-weight:700}
.card-sub{font-size:12px;color:var(--textTertiary)}
.muted{color:var(--textSecondary)}
.tiny{font-size:12px}
.small{font-size:13px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:13px;
  font-size:14px;font-weight:600;padding:12px 18px;transition:transform .12s,background .15s;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn.primary{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
.btn.accent{background:var(--accent);color:#fff}
.btn.soft{background:var(--primarySoft);color:var(--primaryDeep)}
.btn.ghost{background:var(--surface);border:1px solid var(--border);color:var(--textSecondary)}
.btn.danger{background:var(--dangerSoft);color:var(--danger)}
.btn.block{width:100%}
.btn.lg{padding:16px 22px;font-size:16px;border-radius:15px}
.btn.sm{padding:8px 12px;font-size:12px;border-radius:10px}
.btn:disabled{opacity:.45;pointer-events:none}
.btn-icon{width:40px;height:40px;border-radius:12px;background:var(--surface);border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;color:var(--textSecondary);flex:none}
.btn-icon svg{width:20px;height:20px}
.icon{width:18px;height:18px;display:inline-block;vertical-align:-3px;flex:none}

/* 徽标 */
.chip{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:999px;
  font-size:11px;font-weight:600;background:var(--surfaceAlt);color:var(--textSecondary);white-space:nowrap}
.chip.c-study{background:#E3EEFB;color:#2B62B3}
.chip.c-reading{background:#F0E7FA;color:#7A4DB3}
.chip.c-sport{background:#E2F6EC;color:#1E8A5C}
.chip.c-chore{background:#FFF0E2;color:#B46012}
.chip.c-other{background:#EDF1F0;color:#5C706B}
.chip.done{background:var(--primarySoft);color:var(--primaryDeep)}
.chip.warn{background:var(--accentSoft);color:#B46012}
.chip.red{background:var(--dangerSoft);color:var(--danger)}
.chip.grey{background:#EDF1F0;color:var(--textTertiary)}
.chip.d-easy{background:#E2F6EC;color:#1E8A5C}
.chip.d-mid{background:#E3EEFB;color:#2B62B3}
.chip.d-hard{background:var(--accentSoft);color:#B46012}
.chip.d-unknown{background:#EDF1F0;color:var(--textTertiary)}
.dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}

/* 进度条 */
.track{height:8px;background:var(--border);border-radius:4px;overflow:hidden}
.track > i{display:block;height:100%;background:var(--primary);border-radius:4px;transition:width .4s}
.track.accent > i{background:var(--accent)}

/* ---------- 登录 ---------- */
.login{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:calc(24px + var(--safeTop)) 24px calc(24px + var(--safeBottom));gap:22px}
.login-logo{width:66px;height:66px;border-radius:20px;background:var(--primary);color:#fff;display:flex;
  align-items:center;justify-content:center;font-size:30px;font-weight:700;box-shadow:var(--shadow)}
.login h1{font-size:24px;font-weight:700;text-align:center}
.login .sub{font-size:13px;color:var(--textSecondary);text-align:center;margin-top:6px}
.pin-dots{display:flex;gap:14px;margin:8px 0 2px}
.pin-dot{width:15px;height:15px;border-radius:50%;border:2px solid var(--border);background:transparent;transition:all .15s}
.pin-dot.on{background:var(--primary);border-color:var(--primary);transform:scale(1.05)}
.pin-error{color:var(--danger);font-size:13px;min-height:18px;text-align:center}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;width:min(330px,86vw)}
.key{height:64px;border-radius:18px;background:var(--surface);border:1px solid var(--border);font-size:24px;
  font-weight:600;display:flex;align-items:center;justify-content:center;transition:transform .1s,background .1s}
.key:active{background:var(--primarySoft);transform:scale(.96)}
.key.fn{font-size:15px;color:var(--textSecondary);background:transparent;border-color:transparent}
.key.fn:active{background:var(--surfaceAlt)}
.login-hint{font-size:12px;color:var(--textTertiary);text-align:center;line-height:1.7;max-width:340px}
.login-code{display:flex;align-items:center;gap:10px;justify-content:center;margin:2px 0 10px;width:min(300px,80vw)}
.login-code-text{font-size:14px;color:var(--textSecondary);letter-spacing:.5px}
.login-code-input{width:100%;padding:9px 12px;border-radius:10px;border:1px solid var(--border);background:var(--surface);
  color:var(--textPrimary);font-size:16px;letter-spacing:3px;text-align:center;text-transform:uppercase}
.login-code-input:focus{outline:2px solid var(--primarySoft);border-color:var(--primary)}
.login-code-switch{font-size:12px;color:var(--textTertiary);background:none;border:0;text-decoration:underline;cursor:pointer}
.login-register{font-size:12px;margin-top:6px}
.login-register a{color:var(--primary);text-decoration:none}

/* ---------- 任务页 ---------- */
.summary{display:flex;align-items:center;gap:16px;background:linear-gradient(135deg,#0E9F8E,#0A7D70);
  color:#fff;border-radius:22px;padding:20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.summary::after{content:"";position:absolute;right:-40px;top:-50px;width:150px;height:150px;border-radius:50%;
  background:rgba(255,255,255,.09);pointer-events:none}
.summary .ring{width:60px;height:60px;flex:none;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.16);font-size:15px;font-weight:700}
.summary .info{flex:1;min-width:0}
.summary .info .t{font-size:13px;opacity:.85}
.summary .info .v{font-size:25px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.summary .info .s{font-size:12px;opacity:.8;margin-top:4px}
.summary .go{color:#fff;font-size:12px;font-weight:600;background:rgba(255,255,255,.18);padding:9px 13px;border-radius:12px;flex:none}

.quick-row{display:flex;gap:10px;margin:14px 0 6px}
.quick-row .btn{flex:1}
.section-title{display:flex;align-items:center;justify-content:space-between;margin:20px 2px 10px}
.section-title h2{font-size:15px;font-weight:700}
.section-title .count{font-size:12px;color:var(--textTertiary)}

.task-list{display:flex;flex-direction:column;gap:10px}
.task{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);
  border-radius:16px;padding:13px 14px;transition:border-color .15s,transform .1s}
.task:active{transform:scale(.995)}
.task.selected{border-color:var(--primary);box-shadow:0 0 0 3px var(--primarySoft)}
.task.returned{border-color:var(--accent);background:#FFF9F3}
.task.done{opacity:.68}
.task .cb{width:30px;height:30px;border-radius:9px;border:2px solid var(--border);display:flex;align-items:center;
  justify-content:center;flex:none;color:#fff;background:transparent;transition:all .15s}
.task .cb svg{width:17px;height:17px;opacity:0;transition:opacity .15s}
.task .cb.on{background:var(--primary);border-color:var(--primary)}
.task .cb.on svg{opacity:1}
.task .main{flex:1;min-width:0}
.task .name{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.task.done .name{text-decoration:line-through;color:var(--textTertiary)}
.task .meta{display:flex;align-items:center;gap:6px;margin-top:5px;flex-wrap:wrap}
.task .dur{font-size:12px;color:var(--textSecondary);flex:none;font-variant-numeric:tabular-nums}
.task .return-tip{font-size:11px;color:var(--accent);margin-top:5px;font-weight:600}
.task .more{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  color:var(--textTertiary);flex:none}
.task .more:active{background:var(--surfaceAlt)}

.empty{text-align:center;padding:36px 20px;color:var(--textTertiary);font-size:13px;line-height:1.8}
.empty .big{font-size:17px;font-weight:700;color:var(--textPrimary);margin-bottom:8px}
.templates{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.template{display:flex;align-items:center;justify-content:space-between;gap:8px;background:var(--surface);
  border:1px dashed var(--border);border-radius:13px;padding:12px 14px;font-size:14px;font-weight:600}
.template span{font-size:12px;color:var(--textTertiary);font-weight:400}

/* 已完成折叠 */
.done-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 4px;
  color:var(--textSecondary);font-size:13px}
.done-toggle .icon{transition:transform .2s}
.done-toggle.open .icon{transform:rotate(180deg)}

/* ---------- 底部导航 ---------- */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(255,255,255,.94);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid var(--border);
  padding-bottom:var(--safeBottom)}
.tabbar-inner{max-width:900px;margin:0 auto;height:var(--navH);display:flex;align-items:stretch}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  color:var(--textTertiary);font-size:11px;font-weight:500;position:relative}
.tab svg{width:23px;height:23px}
.tab.active{color:var(--primary)}
.tab.active::before{content:"";position:absolute;top:0;width:26px;height:3px;border-radius:0 0 3px 3px;background:var(--primary)}

/* ---------- 迷你计时条 ---------- */
.mini{position:fixed;left:12px;right:12px;bottom:calc(var(--navH) + 10px + var(--safeBottom));z-index:35;
  max-width:640px;margin:0 auto;background:#17302B;color:#fff;border-radius:17px;display:flex;align-items:center;
  gap:12px;padding:11px 13px;box-shadow:0 12px 30px -10px rgba(0,0,0,.45);animation:slideUp .22s ease}
@keyframes slideUp{from{transform:translateY(14px);opacity:0}to{transform:translateY(0);opacity:1}}
.mini .dots{width:9px;height:9px;border-radius:50%;background:#3DD6BE;flex:none;animation:pulse 1.6s infinite}
.mini.paused .dots{background:var(--accent);animation:none}
.mini.confirm{background:var(--accent)}
.mini.confirm .dots{background:#fff;animation:pulse .9s infinite}
.mini .m-main{flex:1;min-width:0}
.mini .m-title{font-size:12px;opacity:.72;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini .m-time{font-size:19px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.5px}
.mini .m-btn{font-size:12px;font-weight:700;background:rgba(255,255,255,.18);padding:9px 12px;border-radius:11px;flex:none}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* ---------- 计时全屏 ---------- */
.timer-screen{position:fixed;inset:0;z-index:60;background:var(--bg);display:flex;flex-direction:column;
  padding:calc(10px + var(--safeTop)) 18px calc(20px + var(--safeBottom));overflow-y:auto}
.timer-screen.break-mode{background:linear-gradient(160deg,#FFF7EF,#FDEBD9)}
.timer-head{display:flex;align-items:center;gap:10px;max-width:760px;margin:0 auto;width:100%}
.timer-head .t-main{flex:1;min-width:0;text-align:center}
.timer-head .t-title{font-size:14px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.timer-head .t-mode{font-size:11px;color:var(--textTertiary);margin-top:2px}
.timer-body{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;
  max-width:760px;margin:0 auto;width:100%;padding:16px 0}
.status-pill{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;
  background:var(--primarySoft);color:var(--primaryDeep);font-size:12px;font-weight:600}
.status-pill .dot{background:var(--primary)}
.status-pill.running .dot{animation:pulse 1.4s infinite}
.status-pill.paused{background:var(--accentSoft);color:#B46012}
.status-pill.paused .dot{background:var(--accent);animation:none}
.status-pill.break{background:var(--accentSoft);color:var(--accent)}
.status-pill.break .dot{background:var(--accent)}
.digits{font-family:"Bahnschrift","DIN Alternate","Oswald","Arial Narrow",Arial,sans-serif;
  font-size:clamp(72px,20vw,136px);font-weight:700;line-height:.95;letter-spacing:1px;color:var(--primary);
  font-variant-numeric:tabular-nums;user-select:none;text-align:center}
.digits.warn{color:var(--accent)}
.digits.small{font-size:clamp(54px,14vw,96px)}
.timer-sub{font-size:13px;color:var(--textSecondary);text-align:center;line-height:1.7;max-width:420px}
.progress{width:min(480px,82vw);margin-top:-4px}
.progress .track{height:10px}
.timer-controls{display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap}
.timer-controls .btn.lg{min-width:170px}
.pomo-dots{display:flex;gap:8px;align-items:center}
.pomo-dot{width:9px;height:9px;border-radius:50%;background:var(--border)}
.pomo-dot.on{background:var(--accent)}
.phase-label{font-size:12px;color:var(--textTertiary);letter-spacing:2px}

/* ---------- 暗屏专注（纯黑，只留时间与必要提示） ---------- */
.timer-screen.dark{background:#000;padding:0;overflow:hidden;overscroll-behavior:none}
.dark-body{flex:1;min-width:0;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:clamp(8px,2vh,18px);padding:calc(18px + var(--safeTop)) 14px calc(18px + var(--safeBottom))}
.d-title{max-width:100%;font-size:13px;color:#7E7E7E;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.d-status{font-size:12px;letter-spacing:.14em;color:#6A6A6A;text-align:center}
.timer-screen.dark .digits{color:var(--digits,#fff);font-size:clamp(56px,17vw,120px);line-height:1;letter-spacing:1px}
.timer-screen.dark .digits.paused{color:#4A4A4A}
.dark-controls{flex-direction:column;gap:8px;margin-top:clamp(6px,2vh,18px);width:100%;max-width:260px}
.d-btn{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;padding:12px 20px;
  border-radius:14px;border:1px solid transparent;font-size:16px;font-weight:600}
.d-btn.primary{background:#1C1C1E;border-color:#2E2E30;color:#F2F2F2}
.d-btn.primary:active{background:#2C2C2E}
.d-btn.sub{min-height:44px;font-size:14px;font-weight:500;color:#6E6E6E}
.d-btn.sub:active{color:#C8C8C8}

/* 到点待确认 */
.timeup-layer{position:absolute;inset:0;z-index:4;background:#000;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center}
.tu-title{font-size:clamp(26px,7vw,40px);font-weight:700;color:#fff;letter-spacing:.08em}
.tu-sub{font-size:13px;color:#7A7A7A;line-height:1.7;max-width:320px}
.timeup-layer .btn{min-width:200px;margin-top:8px}

/* 强制确认 / 离开：暗色，短时提亮便于察觉 */
.confirm-layer.dark-layer{background:#141414}
.confirm-layer.dark-layer h2{color:#F2F2F2}
.confirm-layer.dark-layer p{color:#9A9A9A}
.confirm-layer.dark-layer .count{color:#6E6E6E}
.leave-card.dark{background:#141414;border-color:#2E2E2E;box-shadow:none}
.leave-card.dark h3{color:#F2F2F2}
.leave-card.dark p{color:#9A9A9A}
.leave-card.dark .btn.ghost{background:#1C1C1E;border-color:#2E2E2E;color:#B9B9B9}

/* 强制确认层 */
.confirm-layer{position:absolute;inset:0;z-index:5;background:rgba(242,244,244,.97);display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:24px;text-align:center}
.confirm-layer .big-ring{width:110px;height:110px;border-radius:50%;background:var(--accentSoft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;animation:breathe 1.4s infinite}
.confirm-layer .big-ring svg{width:48px;height:48px}
.confirm-layer h2{font-size:21px;font-weight:700}
.confirm-layer p{font-size:13px;color:var(--textSecondary);line-height:1.7;max-width:340px}
.confirm-layer .count{font-size:12px;color:var(--textTertiary);font-variant-numeric:tabular-nums}
.confirm-layer .btn{min-width:220px}

/* 离开提示 */
.leave-card{background:var(--surface);border:1px solid var(--accent);border-radius:18px;padding:20px;
  max-width:380px;width:100%;box-shadow:var(--shadowSoft);text-align:center}
.leave-card h3{font-size:16px;margin-bottom:8px}
.leave-card p{font-size:13px;color:var(--textSecondary);line-height:1.7;margin-bottom:14px}
.leave-actions{display:flex;flex-direction:column;gap:8px}

/* 结果 */
.result-mark{width:86px;height:86px;border-radius:50%;background:var(--primarySoft);color:var(--primary);
  display:flex;align-items:center;justify-content:center}
.result-mark svg{width:40px;height:40px}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:420px}
.result-cell{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 6px;text-align:center}
.result-cell .v{font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}
.result-cell .l{font-size:11px;color:var(--textTertiary);margin-top:3px}

/* ---------- 统计 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.stat-box{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:15px}
.stat-box .l{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--textSecondary)}
.stat-box .v{font-size:23px;font-weight:700;margin-top:5px;font-variant-numeric:tabular-nums}
.stat-box .v small{font-size:12px;font-weight:500;color:var(--textTertiary);margin-left:2px}
.stat-box .sub{font-size:11px;color:var(--textTertiary);margin-top:3px}
.stat-box.red .v{color:var(--danger)}

.bars{display:flex;align-items:flex-end;gap:8px;height:130px;margin-top:10px}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:5px;height:100%;position:relative}
.bar-col .num{font-size:10px;color:var(--textTertiary)}
.bar-col .bar{width:100%;max-width:34px;background:var(--primarySoft);border-radius:6px 6px 3px 3px;min-height:4px;transition:height .35s}
.bar-col.today .bar{background:var(--primary)}
.bar-col.today .num{color:var(--primary);font-weight:700}
.bar-goal{position:absolute;left:2px;right:2px;bottom:0;border-top:1.5px dashed var(--accent);pointer-events:none}
.bar-labels{display:flex;gap:8px;margin-top:6px}
.bar-labels span{flex:1;text-align:center;font-size:10px;color:var(--textTertiary)}
.bar-legend{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:8px;
  font-size:10px;color:var(--textTertiary)}
.bar-legend i{width:14px;border-top:1.5px dashed var(--accent)}

/* ---------- 专注目标 ---------- */
.cc-target{background:var(--bg);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:8px}
.cc-target + .cc-target{margin-top:10px}
.cc-target.off,.target-card.off{opacity:.72}
.target-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:14px;
  display:flex;flex-direction:column;gap:8px}
.tgt-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600}
.tgt-head > span:first-child{flex:1;min-width:0}
.tgt-head .switch{width:44px;height:26px}
.tgt-head .switch::after{width:20px;height:20px}
.tgt-head .switch.on::after{transform:translateX(18px)}
.tgt-tag{display:inline-flex;align-items:center;padding:2px 7px;border-radius:999px;font-size:11px;
  font-weight:600;background:var(--surfaceAlt);color:var(--textSecondary);flex:none;white-space:nowrap}
.tgt-tag.done{background:var(--primarySoft);color:var(--primaryDeep)}
.tgt-tag.grey{background:#EDF1F0;color:var(--textTertiary)}
.tgt-bar{height:8px;border-radius:999px;background:var(--surfaceAlt);overflow:hidden}
.tgt-bar > i{display:block;height:100%;border-radius:999px;background:var(--primary);transition:width .35s}
.tgt-sub{font-size:11px;color:var(--textTertiary);line-height:1.6}
.target-card .tgt-next{font-size:12px;color:var(--accent);font-weight:600}
.r-points .tgt-tag{margin-left:4px}

/* ---------- 成就 ---------- */
.point-hero{background:linear-gradient(135deg,#FA7317,#E45C00);color:#fff;border-radius:22px;padding:20px;
  box-shadow:0 10px 26px -12px rgba(250,115,23,.6);display:flex;align-items:center;gap:16px}
.point-hero .v{font-size:38px;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.point-hero .l{font-size:12px;opacity:.85;margin-top:6px}
.point-hero .right{margin-left:auto;text-align:right;font-size:12px;opacity:.9;line-height:1.7}
.point-entries{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.point-entry{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:12px 8px;
  display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;transition:transform .15s}
.point-entry:active{transform:scale(.97)}
.point-entry .pe-icon{width:34px;height:34px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:var(--primarySoft);color:var(--primary);margin-bottom:2px}
.point-entry .pe-icon svg{width:18px;height:18px}
.point-entry .pe-title{font-size:13px;font-weight:600}
.point-entry .pe-sub{font-size:10px;color:var(--textTertiary);line-height:1.3}
.point-entry.soon{opacity:.62}
.badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(min-width:620px){.badge-grid{grid-template-columns:repeat(4,1fr)}}
.badge-progress{height:6px;border-radius:999px;background:var(--surfaceAlt);overflow:hidden;margin:0 2px 12px}
.badge-progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#FFD66B,#F5A623);
  transition:width .35s}
.badge{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:14px 8px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:7px;min-height:112px;justify-content:center}
.badge .medal{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--surfaceAlt);color:var(--textTertiary)}
.badge .medal svg{width:23px;height:23px}
.badge.earned{border-color:#F2D7A6;background:#FFFBF2}
.badge.earned .medal{background:linear-gradient(135deg,#FFD66B,#F5A623);color:#7A4A00;box-shadow:0 5px 14px -6px rgba(245,166,35,.8)}
.badge .b-name{font-size:11px;font-weight:600;line-height:1.35}
.badge .b-sub{font-size:10px;color:var(--textTertiary)}
.ledger-row{display:flex;align-items:center;gap:10px;padding:11px 0;border-bottom:1px solid var(--border)}
.ledger-row:last-child{border-bottom:none}
.ledger-row .l-main{flex:1;min-width:0}
.ledger-row .l-reason{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ledger-row .l-time{font-size:11px;color:var(--textTertiary);margin-top:2px}
.ledger-row .delta{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums}
.ledger-row .delta.plus{color:var(--primary)}
.ledger-row .delta.minus{color:var(--danger)}
.ledger-detail{margin-top:10px}
.my-applications{margin-top:8px}

/* ---------- 设置 ---------- */
.setting-row{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}
.setting-row:last-child{border-bottom:none}
.setting-row .s-main{flex:1;min-width:0}
.setting-row .s-title{font-size:14px;font-weight:600}
.setting-row .s-sub{font-size:12px;color:var(--textTertiary);margin-top:3px;line-height:1.5}
.switch{width:50px;height:30px;border-radius:999px;background:var(--border);position:relative;transition:background .2s;flex:none}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;
  box-shadow:0 1px 4px rgba(0,0,0,.2);transition:transform .2s}
.switch.on{background:var(--primary)}
.switch.on::after{transform:translateX(20px)}
.seg{display:flex;gap:3px;padding:3px;border-radius:11px;background:var(--surfaceAlt);flex:none}
.seg button{padding:7px 11px;border-radius:8px;font-size:12px;color:var(--textSecondary)}
.seg button.on{background:var(--surface);color:var(--textPrimary);font-weight:700;box-shadow:0 1px 4px rgba(0,0,0,.08)}
.color-grid{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;max-width:160px;flex:none}
.color-dot{width:30px;height:30px;border-radius:50%;border:1px solid rgba(23,48,43,.18);flex:none}
.color-dot.on{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--textPrimary)}
.select{appearance:none;border:1px solid var(--border);border-radius:10px;background:var(--surface);
  padding:9px 28px 9px 11px;font-size:13px;color:var(--textPrimary);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235C706B' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 9px center}

/* ---------- 家长端 ---------- */
.child-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:18px;
  display:flex;flex-direction:column;gap:14px;transition:border-color .15s}
.child-card:active{border-color:var(--primary)}
.cc-head{display:flex;align-items:center;gap:12px}
.cc-head .avatar{width:46px;height:46px;border-radius:15px}
.cc-head .name{font-size:17px;font-weight:700}
.cc-head .sync{font-size:11px;color:var(--textTertiary);margin-top:2px}
.cc-head .sync.stale{color:var(--accent);font-weight:600}
.cc-head .sync.offline{color:var(--danger);font-weight:600}
.cc-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cc-stat{background:var(--bg);border-radius:12px;padding:10px 6px;text-align:center}
.cc-stat .v{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}
.cc-stat .l{font-size:10px;color:var(--textTertiary);margin-top:2px}
.cc-stat.red .v{color:var(--danger)}
.admin-tabs{display:flex;gap:3px;background:var(--surface);border:1px solid var(--border);padding:4px;
  border-radius:14px;margin:14px 0}
.admin-tabs button{flex:1;padding:10px 4px;border-radius:10px;font-size:13px;color:var(--textSecondary);font-weight:500}
.admin-tabs button.on{background:var(--primarySoft);color:var(--primaryDeep);font-weight:700}
.session-row{padding:13px 0;border-bottom:1px solid var(--border)}
.session-row:last-child{border-bottom:none}
.session-row .sr-head{display:flex;align-items:center;gap:8px}
.session-row .sr-main{flex:1;min-width:0}
.session-row .sr-title{font-size:14px;font-weight:600}
.session-row .sr-time{font-size:11px;color:var(--textTertiary);margin-top:2px}
.session-row .sr-num{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;flex:none}
.session-row.voided{opacity:.55}
.session-row .sr-detail{margin-top:9px;background:var(--bg);border-radius:11px;padding:10px;font-size:11px;color:var(--textSecondary);line-height:1.9}
.session-row .sr-actions{display:flex;gap:8px;margin-top:9px}
.hist-row{display:flex;align-items:center;gap:8px;padding:8px 0;font-size:12px;border-bottom:1px dashed var(--border)}
.hist-row:last-child{border-bottom:none}
.hist-row .h-date{width:62px;color:var(--textTertiary);flex:none;font-variant-numeric:tabular-nums}
.hist-row .h-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.device-row{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--border)}
.device-row:last-child{border-bottom:none}

/* ---------- 弹层 ---------- */
.sheet-backdrop{position:fixed;inset:0;z-index:70;background:rgba(15,30,27,.42);display:flex;align-items:flex-end;
  justify-content:center;animation:fade .18s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{width:100%;max-width:560px;background:var(--surface);border-radius:24px 24px 0 0;
  padding:8px 20px calc(22px + var(--safeBottom));max-height:88vh;overflow-y:auto;animation:sheetUp .22s ease}
@keyframes sheetUp{from{transform:translateY(40px);opacity:.6}to{transform:translateY(0);opacity:1}}
.sheet-close-wrap{position:sticky;top:0;z-index:3;height:0;display:flex;justify-content:flex-end}
.sheet-close{width:30px;height:30px;border:0;border-radius:50%;background:var(--surfaceAlt);
  color:var(--textSecondary);display:flex;align-items:center;justify-content:center;padding:0;cursor:pointer}
.sheet-close .icon{width:16px;height:16px}
.sheet-grip{width:40px;height:4px;border-radius:2px;background:var(--border);margin:8px auto 16px}
.sheet h2{font-size:18px;font-weight:700;margin-bottom:4px;padding-right:38px}
.sheet .sheet-sub{font-size:12px;color:var(--textTertiary);margin-bottom:16px;line-height:1.6}
.review-tip{position:sticky;top:0;z-index:2;margin:0 0 12px;padding:9px 12px;border-radius:12px;
  background:var(--primarySoft);color:var(--primaryDeep);font-size:12px;font-weight:600;line-height:1.5;
  font-variant-numeric:tabular-nums}
.review-tip[hidden]{display:none}
.sheet-actions{display:flex;gap:10px;margin-top:18px}
.sheet-actions .btn{flex:1}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:600;color:var(--textSecondary);margin-bottom:7px}
.field input[type=text],.field input[type=number],.field textarea{width:100%;border:1px solid var(--border);
  border-radius:12px;padding:12px 13px;background:var(--bg);color:var(--textPrimary);font-size:16px;outline:none}
.field input:focus,.field textarea:focus{border-color:var(--primary);background:#fff}
.field textarea{min-height:76px;resize:vertical}
.pick-row{display:flex;gap:7px;flex-wrap:wrap}
.pick{padding:9px 13px;border-radius:11px;background:var(--bg);border:1px solid var(--border);
  font-size:13px;color:var(--textSecondary)}
.pick.on{border-color:var(--primary);background:var(--primarySoft);color:var(--primaryDeep);font-weight:700}
.duration-preview{font-size:12px;color:var(--textTertiary);margin-top:6px}
.duration-custom{display:flex;align-items:center;gap:8px;margin-top:8px}
.field .duration-custom input{width:92px;flex:none;padding:8px 10px;border:1px solid var(--border);border-radius:10px;
  background:#fff;font-size:14px;font-variant-numeric:tabular-nums;color:var(--text)}
.field .duration-custom input:focus{border-color:var(--primary);outline:none}
.duration-custom span{font-size:12px;color:var(--textSecondary)}
.task-sheet-title{font-size:20px;font-weight:700;line-height:1.35;margin:4px 0 6px}
.task-sheet-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.info-line{display:flex;justify-content:space-between;font-size:13px;padding:8px 0;border-bottom:1px dashed var(--border)}
.info-line:last-child{border-bottom:none}
.info-line .k{color:var(--textSecondary)}
.info-line .v{font-weight:600}

/* ---------- 提示 ---------- */
.toast{position:fixed;left:50%;bottom:calc(var(--navH) + 24px + var(--safeBottom));transform:translate(-50%,20px);
  z-index:90;background:#17302B;color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:500;
  max-width:86vw;text-align:center;opacity:0;pointer-events:none;transition:all .22s;box-shadow:0 12px 28px -10px rgba(0,0,0,.5)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.error{background:var(--danger)}
.toast.success{background:var(--primaryDeep)}
.update-bar{position:fixed;left:12px;right:12px;top:calc(10px + var(--safeTop));z-index:95;max-width:520px;margin:0 auto;
  background:var(--accent);color:#fff;border-radius:13px;padding:10px 14px;display:flex;align-items:center;
  justify-content:space-between;gap:10px;font-size:13px;box-shadow:0 10px 24px -10px rgba(250,115,23,.7)}
.update-bar button{background:rgba(255,255,255,.22);color:#fff;font-size:12px;font-weight:700;padding:7px 11px;border-radius:9px}

/* 提示条 */
.banner{display:flex;align-items:flex-start;gap:9px;padding:11px 13px;border-radius:13px;font-size:12px;
  line-height:1.6;margin-bottom:12px}
.banner.info{background:var(--primarySoft);color:var(--primaryDeep)}
.banner.warn{background:var(--accentSoft);color:#9C4F08}
.banner.danger{background:var(--dangerSoft);color:var(--danger)}
.banner svg{width:16px;height:16px;flex:none;margin-top:1px}

/* 安装引导 */
.install-tip{display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:13px;
  background:var(--primarySoft);color:var(--primaryDeep);font-size:12px;line-height:1.5;margin-bottom:12px}
.install-tip .it-icon{flex:none;display:flex}
.install-tip .it-icon svg{width:17px;height:17px}
.install-tip .it-text{flex:1;min-width:0}
.install-tip .it-act{flex:none;padding:6px 11px;border-radius:9px;background:var(--primary);color:#fff;
  font-size:12px;font-weight:700;white-space:nowrap}
.install-tip .it-x{flex:none;width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  color:var(--primaryDeep);opacity:.65}
.install-tip .it-x svg{width:14px;height:14px}
.login-install{width:min(360px,86vw)}
.login-install .install-tip{margin:0}
.install-steps{display:flex;flex-direction:column;gap:12px}
.install-step{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.65;color:var(--textSecondary)}
.install-step b{flex:none;width:20px;height:20px;border-radius:50%;background:var(--primarySoft);color:var(--primaryDeep);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.install-steps .note{font-size:12px;color:var(--textTertiary);line-height:1.7}
.install-copy{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding-top:2px}
.install-copy .btn{flex:none}
.install-url{font-size:12px;color:var(--textTertiary);word-break:break-all;user-select:all}

/* ---------- 积分兑换 ---------- */
.pick:disabled{opacity:.45;cursor:not-allowed}
.num-input{width:84px;flex:none;border:1px solid var(--border);border-radius:10px;background:var(--bg);
  padding:9px 10px;font-size:15px;text-align:center;font-variant-numeric:tabular-nums;color:var(--textPrimary);outline:none}
.num-input:focus{border-color:var(--primary);background:#fff}
.redeem-card .card-head{margin-bottom:12px}
.redeem-rates{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.redeem-rate{padding:6px 11px;border-radius:999px;background:var(--bg);border:1px solid var(--border);
  font-size:12px;color:var(--textSecondary)}
.redeem-rate.on{border-color:var(--primary);background:var(--primarySoft);color:var(--primaryDeep);font-weight:700}
.redeem-tip{font-size:12px;color:var(--textTertiary);line-height:1.7}
.redeem-card .btn.block{margin-top:12px}
.redeem-list{margin-top:10px;border-top:1px solid var(--border)}
.redeem-row{display:flex;align-items:center;gap:10px;padding:11px 0;border-bottom:1px solid var(--border)}
.redeem-row:last-child{border-bottom:none}
.redeem-row .r-main{flex:1;min-width:0}
.redeem-row .r-title{font-size:14px;font-weight:600}
.redeem-row .r-sub{font-size:11px;color:var(--textTertiary);margin-top:3px;line-height:1.5}
.redeem-row .r-right{display:flex;flex-direction:column;align-items:flex-end;gap:5px;flex:none}
.redeem-row .r-points{font-size:13px;font-weight:700;color:var(--accent)}
.redeem-history-title{font-size:12px;color:var(--textTertiary);margin-top:14px}
.redeem-cost{background:var(--surfaceAlt);border-radius:13px;padding:11px 13px;font-size:13px;color:var(--textSecondary)}
.redeem-cost b{font-size:18px;color:var(--accent);margin:0 2px}
.redeem-cost span{color:var(--danger);font-size:12px}

/* ---------- 加分申请（孩子端） ---------- */
.apply-card .btn.block{margin-top:10px}
.apply-ai{margin-top:6px;background:var(--surfaceAlt);border-radius:10px;padding:8px 10px;
  font-size:11px;color:var(--textSecondary);line-height:1.7}
.apply-row .r-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.apply-row.tappable{cursor:pointer}
.apply-row.tappable:active{background:var(--bg)}
.apply-report-link{margin-top:6px;font-size:12px;font-weight:600;color:var(--primary)}
.file-row{display:flex;gap:8px;flex-wrap:wrap}
/* 文件选择框：用 label[for] 原生唤起，input 只做视觉隐藏（安卓上 hidden 的 input 点不出来） */
label.btn{cursor:pointer;user-select:none}
.file-input-hidden{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;clip-path:inset(50%);pointer-events:none}
.file-list{margin-top:10px;display:flex;flex-direction:column}
.file-hint{margin-top:6px;line-height:1.6}
.apply-file{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border)}
.apply-file:last-child{border-bottom:none}
.af-icon{width:34px;height:34px;border-radius:10px;background:var(--surfaceAlt);color:var(--primaryDeep);
  display:flex;align-items:center;justify-content:center;flex:none}
.af-icon svg{width:17px;height:17px}
.af-main{flex:1;min-width:0}
.af-name{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.af-status{font-size:11px;color:var(--textTertiary);margin-top:2px;line-height:1.5}
.af-status.done{color:var(--primaryDeep)}
.af-status.err{color:var(--danger)}

/* ---------- 加分申请审批（家长端） ---------- */
.apply-admin-row{cursor:pointer}
.apply-admin-row:active{background:var(--bg)}
.apply-reason{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:11px 13px;
  font-size:14px;line-height:1.75;white-space:pre-wrap;word-break:break-word}
.attach-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:8px}
.attach-item{display:block;aspect-ratio:1;border:1px solid var(--border);border-radius:12px;
  overflow:hidden;background:var(--bg)}
.attach-item img{width:100%;height:100%;object-fit:cover;display:block}
.ai-card{margin-top:12px;background:var(--bg);border:1px solid var(--border);border-radius:14px;padding:14px}
.ai-card .card-head{margin-bottom:0}
.ai-grid{margin-top:10px}
.ai-line{display:flex;gap:10px;justify-content:space-between;font-size:12px;padding:6px 0;
  border-bottom:1px dashed var(--border)}
.ai-line:last-child{border-bottom:none}
.ai-line .k{color:var(--textSecondary);flex:none}
.ai-line .v{font-weight:600;text-align:right;min-width:0;word-break:break-word}
.ai-suggest{margin-top:10px;background:var(--accentSoft);color:#9C4F08;border-radius:11px;
  padding:9px 12px;font-size:13px}
.ai-suggest b{font-size:18px;color:var(--accent);margin:0 2px}
.ai-block{margin-top:10px;font-size:12px;line-height:1.7;color:var(--textSecondary)}
.ai-tag{font-size:12px;font-weight:700;color:var(--textPrimary);margin-bottom:4px}
.apply-source{margin-top:10px;background:var(--bg);border:1px solid var(--border);border-radius:12px;
  padding:10px 12px;font-size:12px;color:var(--textSecondary)}
.apply-source summary{cursor:pointer;font-weight:600}
.apply-source pre{margin:8px 0 0;max-height:220px;overflow:auto;white-space:pre-wrap;word-break:break-word;
  font-family:inherit;font-size:11px;line-height:1.65;color:var(--textSecondary)}
.mistake-list{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.mistake-item{display:flex;align-items:flex-start;gap:9px;background:var(--surface);
  border:1px solid var(--border);border-radius:12px;padding:10px 11px}
.mistake-item input{margin:3px 0 0;width:16px;height:16px;flex:none;accent-color:var(--primary)}
.mi-main{flex:1;min-width:0}
.mi-stem{font-size:13px;font-weight:600;line-height:1.6;word-break:break-word}
.mi-meta{font-size:11px;color:var(--textTertiary);margin-top:3px;line-height:1.5}
.mi-ans{font-size:11px;color:var(--textSecondary);margin-top:3px;line-height:1.5;word-break:break-word}
.mistake-item.collected{background:var(--surfaceAlt);border-color:var(--primarySoft)}
.mistake-item.collected .mi-stem{font-weight:500;color:var(--textSecondary)}
.mi-done{display:inline-block;margin-top:5px;padding:1px 8px;border-radius:999px;
  font-size:10px;font-weight:600;color:var(--primaryDeep);background:var(--primarySoft)}

/* ---------- 错题本 ---------- */
.wrong-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:2px 0 10px}
.wrong-toolbar .select{flex:1;min-width:110px}
.wrong-list{display:flex;flex-direction:column;gap:8px}
.wrong-item{display:flex;align-items:flex-start;gap:10px;padding:11px 12px;background:var(--surface);
  border:1px solid var(--border);border-radius:13px;transition:border-color .15s,background .15s;cursor:pointer}
.wrong-item.on{border-color:var(--primary);background:#F5FBF9}
.wrong-check{width:22px;height:22px;border-radius:7px;border:2px solid var(--border);display:flex;
  align-items:center;justify-content:center;color:#fff;flex:none;margin-top:2px;transition:all .15s}
.wrong-check svg{width:13px;height:13px;opacity:0}
.wrong-check.on{background:var(--primary);border-color:var(--primary)}
.wrong-check.on svg{opacity:1}
.wrong-stem{font-size:13px;font-weight:600;line-height:1.6;word-break:break-word}
.wrong-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:11px;
  color:var(--textTertiary);margin-top:4px}

/* ---------- AI 批改：得分 / 雷达 / 逐题 ---------- */
.attach-item{padding:0;cursor:zoom-in}
.attach-files{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.attach-file{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);
  border-radius:10px;padding:8px 11px;font-size:12px;color:var(--textSecondary);background:var(--surface)}
.ai-score{margin-top:12px}
.ai-score .as-num{font-size:36px;font-weight:800;line-height:1.1;color:var(--primaryDeep);
  font-variant-numeric:tabular-nums}
.ai-score .as-num span{font-size:13px;font-weight:600;color:var(--textTertiary)}
.ai-score .as-meta{font-size:12px;color:var(--textTertiary);margin-top:4px;line-height:1.6}
.ai-diff{font-size:12px;color:var(--textSecondary);margin-top:6px}
.ai-diff b{font-weight:700}
.ai-diff b.diff-easy{color:#1E8A5C}
.ai-diff b.diff-medium{color:#2B62B3}
.ai-diff b.diff-hard{color:#B46012}
.ai-diff .muted{color:var(--textTertiary)}
.dim-points{display:flex;flex-direction:column;gap:6px;margin-top:2px}
.dim-point{display:flex;align-items:flex-start;gap:7px;flex-wrap:wrap}
.dim-point .chip{flex:none}
.dp-text{font-size:12px;line-height:1.6;color:var(--textSecondary);word-break:break-word}
.radar-wrap{display:flex;justify-content:center;margin-top:8px}
.radar{width:100%;max-width:280px;height:auto;overflow:visible}
.radar-ring{fill:none;stroke:var(--border);stroke-width:1}
.radar-axis{stroke:var(--border);stroke-width:1}
.radar-shape{fill:rgba(14,159,142,.18);stroke:var(--primary);stroke-width:2;
  stroke-linejoin:round}
.radar-label{font-size:12px;font-weight:600;fill:var(--textSecondary)}
.radar-score{font-size:11px;fill:var(--textTertiary)}
.q-list{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.q-row{display:flex;align-items:flex-start;gap:9px;background:var(--surface);
  border:1px solid var(--border);border-radius:12px;padding:10px 11px}
.q-row.st-wrong{border-color:#F0C9C9;background:#FFF8F8}
.q-row.st-blank{border-color:var(--border);background:var(--bg)}
.q-row.st-essay{border-color:#F5D8BE;background:#FFFBF6}
.q-row.q-unassigned{border-style:dashed;background:var(--bg);opacity:.72}
.q-row input{margin:4px 0 0;width:16px;height:16px;flex:none;accent-color:var(--primary)}
.q-main{flex:1;min-width:0}
.q-head{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.q-no{font-size:13px;font-weight:700}
.q-score{font-size:12px;font-weight:600;color:var(--textSecondary);margin-left:auto;
  font-variant-numeric:tabular-nums}
.q-know{font-size:11px;color:var(--textTertiary);margin-top:3px}
.q-stem{font-size:12px;line-height:1.65;margin-top:5px;word-break:break-word}
.q-ans{font-size:12px;line-height:1.6;color:var(--textSecondary);margin-top:4px;word-break:break-word}
.q-ans.ok{color:var(--primaryDeep)}
.q-reason{font-size:11px;line-height:1.6;color:var(--textTertiary);margin-top:4px}
.q-more{margin-top:8px}
.q-more summary{cursor:pointer;font-size:12px;font-weight:600;color:var(--textSecondary);
  padding:6px 0}
.essay-block{border:1px solid #F5D8BE;background:#FFFBF6;border-radius:13px;padding:12px}
.essay-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-top:2px}
.essay-score{font-size:26px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums}
.essay-score span{font-size:12px;font-weight:600;color:var(--textTertiary)}
.essay-title{font-size:13px;font-weight:600;color:var(--textSecondary)}
/* ---------- AI 批改 v3：分层报告 ---------- */
.chip.gold{background:#FFF6DA;color:#9A6A00}
.dp-ev{flex-basis:100%;font-size:11px;color:var(--textTertiary);line-height:1.6;padding-left:2px}
.q-step{font-size:11px;color:var(--textTertiary);margin-top:3px}
.q-ded{font-size:11px;line-height:1.6;color:var(--danger);margin-top:4px;word-break:break-word}
.q-praise{display:flex;align-items:flex-start;gap:5px;font-size:11px;line-height:1.6;
  color:var(--primaryDeep);margin-top:5px;word-break:break-word}
.q-praise svg{width:13px;height:13px;flex:none;margin-top:2px}
.ai-sub-tag{font-size:12px;font-weight:700;color:var(--textPrimary);margin:12px 0 6px}
.ai-fold{margin-top:10px;border:1px solid var(--border);border-radius:13px;background:var(--surface);
  overflow:hidden}
.ai-fold>summary{list-style:none;cursor:pointer;padding:11px 13px;font-size:13px;font-weight:600;
  color:var(--textPrimary);display:flex;align-items:center;justify-content:space-between;gap:8px}
.ai-fold>summary::-webkit-details-marker{display:none}
.ai-fold>summary::after{content:'展开';font-size:11px;font-weight:500;color:var(--textTertiary)}
.ai-fold[open]>summary::after{content:'收起'}
.ai-fold-body{padding:0 12px 12px;border-top:1px solid var(--border)}
.ai-fold-body .ai-block:first-child{margin-top:10px}
.panorama-wrap{overflow-x:auto;margin-top:6px;-webkit-overflow-scrolling:touch}
.panorama-table{width:100%;border-collapse:collapse;font-size:12px;min-width:320px}
.panorama-table th{font-size:11px;font-weight:600;color:var(--textTertiary);text-align:left;
  padding:6px 8px;border-bottom:1px solid var(--border);white-space:nowrap}
.panorama-table td{padding:7px 8px;border-bottom:1px solid var(--border);color:var(--textSecondary);
  line-height:1.5}
.panorama-table tr:last-child td{border-bottom:none}
.panorama-table td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.panorama-table td.red{color:var(--danger);font-weight:600}
.diag-head{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--textSecondary);
  background:var(--bg);border-radius:11px;padding:9px 12px;margin-top:6px}
.diag-head b{font-size:16px;color:var(--textPrimary);margin-left:2px}
.diag-head b.green{color:var(--primaryDeep)}
.diag-list{margin:8px 0 0;padding-left:18px;font-size:12px;line-height:1.75;color:var(--textSecondary)}
.diag-list li{margin:2px 0}
.diag-weak{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.advice-list{margin:6px 0 0;padding-left:18px;display:flex;flex-direction:column;gap:9px}
.advice-item{font-size:12px;line-height:1.7;color:var(--textSecondary)}
.adv-head{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.adv-title{font-weight:700;color:var(--textPrimary)}
.adv-refs{display:flex;flex-wrap:wrap;gap:5px;margin-top:4px}
.adv-action{margin-top:3px;word-break:break-word}
.adv-drill{margin-top:3px;font-size:11px;color:var(--primaryDeep);word-break:break-word}
.essay-meta{font-size:11px;color:var(--textTertiary)}
.essay-dims{display:flex;flex-direction:column;gap:7px;margin-top:8px}
.essay-dim{border:1px solid var(--border);border-radius:11px;background:var(--surface);
  padding:8px 10px}
.ed-head{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.ed-label{font-size:12px;font-weight:700;color:var(--textPrimary)}
.ed-score{font-size:12px;font-weight:600;color:var(--textSecondary);margin-left:auto;
  font-variant-numeric:tabular-nums}
.ed-comment{font-size:11px;line-height:1.6;color:var(--textTertiary);margin-top:3px;
  word-break:break-word}
.essay-paras{display:flex;flex-direction:column;gap:8px}
.essay-para{border:1px solid var(--border);border-radius:11px;background:var(--surface);
  padding:9px 11px}
.ep-head{font-size:11px;font-weight:700;color:var(--textTertiary)}
.ep-text{font-size:12px;line-height:1.7;color:var(--textPrimary);margin-top:3px;word-break:break-word}
.ep-line{font-size:11px;line-height:1.65;margin-top:4px;word-break:break-word}
.ep-line b{display:inline-block;margin-right:5px;font-weight:600}
.ep-line.good{color:var(--primaryDeep)}
.ep-line.bad{color:var(--danger)}
.ep-line.tip{color:#9C4F08}
.ep-errors{margin-top:5px;display:flex;flex-direction:column;gap:4px}
.ep-err{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:11px;
  color:var(--textSecondary);line-height:1.5}
.upgrade-list{display:flex;flex-direction:column;gap:8px}
.upgrade-item{border:1px solid #F5D8BE;border-radius:11px;background:#FFFDF9;padding:9px 11px}
.up-head{font-size:11px;font-weight:700;color:var(--accent)}
.up-original{font-size:11px;line-height:1.65;color:var(--textTertiary);margin-top:3px;
  text-decoration:line-through;word-break:break-word}
.up-new{font-size:12px;line-height:1.7;color:var(--textPrimary);margin-top:3px;word-break:break-word}
.up-reason{font-size:11px;line-height:1.6;color:var(--textTertiary);margin-top:3px;
  word-break:break-word}
.good-lines{margin:0;padding-left:18px;font-size:12px;line-height:1.75;color:var(--primaryDeep)}
.good-lines li{margin:2px 0;word-break:break-word}
.bonus-praise{font-size:12px;line-height:1.7;color:#9A6A00;background:#FFF9E8;border-radius:11px;
  padding:9px 12px}
.bonus-block .ai-tag{color:#9A6A00}
.fix-panel{margin-top:12px;border:1px dashed var(--border);border-radius:12px;padding:10px 12px;
  background:var(--surface)}
.fix-panel summary{cursor:pointer;font-size:12px;font-weight:600;color:var(--textSecondary)}
.fix-row{display:flex;gap:8px;margin:10px 0}
.fix-item{flex:1;min-width:0;font-size:11px;color:var(--textTertiary);display:flex;
  flex-direction:column;gap:4px}
.fix-item .select{width:100%}

/* ---------- 学情档案 ---------- */
.study-toolbar{display:flex;flex-direction:column;gap:10px}
.study-toolbar .pick-row{margin:0}
.study-dates{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.date-input{flex:1;min-width:120px;border:1px solid var(--border);border-radius:10px;
  background:var(--surface);padding:8px 10px;font-size:13px;color:var(--textPrimary);outline:none}
.date-input:focus{border-color:var(--primary)}
.study-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(158px,1fr));gap:10px;
  margin-top:14px}
.study-card{background:var(--surface);border:1px solid var(--border);border-radius:15px;
  padding:13px 14px;min-width:0}
.sc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.sc-subject{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:700;min-width:0;
  flex-wrap:wrap}
.sc-subject .chip{flex:none}
.sc-latest{font-size:22px;font-weight:800;color:var(--primaryDeep);line-height:1.1;
  font-variant-numeric:tabular-nums;white-space:nowrap}
.sc-latest span{font-size:10px;font-weight:600;color:var(--textTertiary);margin-left:1px}
.sc-meta{font-size:11px;color:var(--textTertiary);margin-top:6px;line-height:1.5}
.sc-weak{font-size:11px;color:var(--textSecondary);margin-top:3px;line-height:1.5}
.spark{width:100%;height:32px;margin-top:6px;overflow:visible}
.spark-line{fill:none;stroke:var(--primary);stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}
.spark-dot{fill:var(--primary);opacity:.45}
.spark-last{fill:var(--primary)}
.study-list{display:flex;flex-direction:column;gap:2px}
.study-row{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:11px 2px;
  border-bottom:1px solid var(--border)}
.study-row:last-child{border-bottom:none}
.study-row:active{background:var(--bg)}
.sr-main{flex:1;min-width:0}
.sr-top{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.sr-subject{font-size:14px;font-weight:700}
.sr-score-inline{font-size:12px;font-weight:700;color:var(--primaryDeep);
  font-variant-numeric:tabular-nums}
.sr-meta{font-size:11px;color:var(--textTertiary);margin-top:3px;line-height:1.5}
.sr-score{font-size:15px;font-weight:700;color:var(--textSecondary);font-variant-numeric:tabular-nums}
.sr-arrow{color:var(--textTertiary);display:flex;align-items:center;flex:none}
.sr-arrow svg{width:16px;height:16px}

/* ---------- 全屏图片查看器 ---------- */
.img-viewer{position:fixed;inset:0;z-index:200;background:rgba(10,20,18,.94);
  display:flex;align-items:center;justify-content:center;padding:20px;
  touch-action:none;-webkit-user-select:none;user-select:none;animation:ivFade .16s ease-out}
@keyframes ivFade{from{opacity:0}to{opacity:1}}
.iv-img{max-width:calc(100vw - 32px);max-height:calc(100vh - 96px);width:auto;height:auto;
  object-fit:contain;transform-origin:center center;cursor:zoom-in;
  transition:transform .12s ease-out;will-change:transform}
.iv-img.zoomed{cursor:grab;transition:none}
.iv-close{position:fixed;top:calc(14px + var(--safeTop));right:14px;width:40px;height:40px;
  border-radius:50%;background:rgba(255,255,255,.14);color:#fff;display:flex;align-items:center;
  justify-content:center;z-index:2}
.iv-close svg{width:20px;height:20px}
.iv-close:active{background:rgba(255,255,255,.28)}
.iv-nav{position:fixed;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.14);color:#fff;display:flex;align-items:center;justify-content:center;
  z-index:2}
.iv-nav svg{width:20px;height:20px}
.iv-nav:active{background:rgba(255,255,255,.28)}
.iv-prev{left:10px}
.iv-next{right:10px}
.iv-count{position:fixed;left:50%;bottom:calc(18px + var(--safeBottom));transform:translateX(-50%);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.5px;
  background:rgba(255,255,255,.14);border-radius:999px;padding:5px 13px}
.iv-hint{position:fixed;left:50%;bottom:calc(52px + var(--safeBottom));transform:translateX(-50%);
  color:rgba(255,255,255,.55);font-size:11px;white-space:nowrap}

/* ---------- 设置：分类编辑 ---------- */
.setting-row .cat-input{flex:1;width:100%;border:1px solid var(--border);border-radius:11px;
  background:var(--bg);padding:10px 12px;font-size:14px;color:var(--textPrimary);outline:none}
.setting-row .cat-input:focus{border-color:var(--primary);background:#fff}

/* ---------- 奖品与兑换 ---------- */
.prize-admin-list{display:flex;flex-direction:column}
.prize-admin-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);cursor:pointer}
.prize-admin-row:last-child{border-bottom:none}
.prize-admin-row .p-main{flex:1;min-width:0}
.prize-admin-row .p-title{font-size:14px;font-weight:600;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.prize-admin-row .p-sub{font-size:11px;color:var(--textTertiary);margin-top:3px;line-height:1.5}
.prize-admin-row .p-ops{display:flex;gap:4px;flex:none}
.prize-admin-row .p-right{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex:none}
.prize-admin-row .p-right .r-points{font-size:13px;font-weight:700;color:var(--accent)}
.prize-admin-row .p-right .muted svg{width:14px;height:14px}
.prize-admin-row .p-ops .btn-icon{width:30px;height:30px;border-radius:9px}
.prize-admin-row .p-ops .btn-icon svg{width:15px;height:15px}
.prize-thumb{width:48px;height:48px;border-radius:11px;object-fit:cover;flex:none;background:var(--surfaceAlt)}
.prize-thumb.empty{display:flex;align-items:center;justify-content:center;color:var(--textTertiary)}
.prize-thumb.empty svg{width:20px;height:20px}
.prize-cover-pick{display:flex;align-items:center;gap:12px}
.prize-cover-preview{width:72px;height:72px;border-radius:14px;object-fit:cover;background:var(--surfaceAlt);flex:none}
.prize-cover{width:100%;max-height:180px;object-fit:cover;border-radius:14px;margin-bottom:12px;background:var(--surfaceAlt)}
.prize-desc{font-size:13px;color:var(--textSecondary);line-height:1.6;margin-bottom:12px}
button.redeem-row{width:100%;text-align:left;background:none;border:none;border-bottom:1px solid var(--border);
  font:inherit;color:inherit;padding:11px 0}
button.redeem-row:last-child{border-bottom:none}
button.redeem-row[disabled]{opacity:.6}
.prize-row .r-sub{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 广播 ---------- */
.bcast-active{background:var(--primarySoft);border-radius:13px;padding:12px 14px}
.bcast-content{font-size:13px;line-height:1.6;color:var(--textPrimary);white-space:pre-wrap;word-break:break-word}
.bcast-meta{font-size:11px;color:var(--textTertiary);margin-top:6px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.bcast-bulk{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:4px}
.bcast-check-all{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--textSecondary)}
.bcast-list{display:flex;flex-direction:column}
.bcast-item{display:flex;align-items:flex-start;gap:10px;padding:11px 0;border-bottom:1px solid var(--border)}
.bcast-item:last-child{border-bottom:none}
.bcast-item .bcast-main{flex:1;min-width:0}
.bcast-item .bcast-ops{display:flex;gap:4px;flex:none}
.bcast-check{width:18px;height:18px;margin-top:2px;flex:none;accent-color:var(--primary)}
.bcast-card{background:linear-gradient(135deg,#FFF6DA,#FFF1E0);border:1px solid #F6E2B8;border-radius:16px;
  padding:13px 15px;margin-bottom:14px}
.bcast-head{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:#9A6A00;margin-bottom:6px}
.bcast-head svg{width:15px;height:15px}
.bcast-card .bcast-text{font-size:13px;line-height:1.65;color:#6B4A05;white-space:pre-wrap;word-break:break-word;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bcast-card.open .bcast-text{display:block;overflow:visible}
.bcast-card .bcast-toggle{display:inline-flex;align-items:center;gap:3px;font-size:11px;font-weight:600;
  color:#A97A16;margin-top:7px;background:none;border:none;padding:0}
.bcast-card .bcast-toggle svg{width:13px;height:13px}

@media(min-width:860px){
  .page{padding-left:28px;padding-right:28px}
  .stat-grid{grid-template-columns:repeat(4,1fr)}
}
@media(max-width:380px){
  .digits{font-size:64px}
  .key{height:58px}
  .summary{padding:16px}
  .summary .info .v{font-size:22px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}