/* ============================================================
   写字测评工具（机构/校区老师版）· 独立样式
   色彩：严格引用《华栋字能品牌视觉色彩体系规范 V1.0》12 色令牌，
        本文件仅声明令牌别名，不新增硬编码色值。
   ============================================================ */
:root {
  --ink: #201e1a;
  --ink-2: #3d3a34;
  --ink-3: #6e6a62;
  --paper: #fbf8f1;
  --paper-2: #f6f1e5;
  --paper-3: #f2ebdd;
  --card: #fffdf7;
  --line: #d8d3c8;
  --line-2: #e7e0ce;
  --line-strong: #d8cdb4;
  --cinnabar: #b5342b;
  --cinnabar-d: #8f2620;
  --jade: #2f5d62;
  --jade-bg: #eef1ec;
  --jade-line: #dbe2d8;
  --pine: #4e7a5a;
  --pine-bg: #eef7f1;
  --pine-line: #cfe6d8;
  --gold: #c29a5b;
  --rattan: #d9a441;
  --radius: 14px;
  --shadow: 0 2px 8px rgba(32, 30, 26, .06), 0 12px 32px rgba(32, 30, 26, .06);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0; padding: 0;
  background: var(--paper-3);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}

/* ---------- 顶部条 ---------- */
.appbar {
  position: sticky; top: 0; z-index: 40;
  background: var(--ink);
  color: var(--paper);
  padding-top: env(safe-area-inset-top);
}
.appbar-in {
  max-width: 720px; margin: 0 auto;
  padding: 10px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.brand { display: flex; align-items: center; gap: 9px; }
.brand .seal {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--cinnabar); color: var(--paper);
  display: grid; place-items: center;
  font-size: 16px; font-weight: 700; letter-spacing: 0;
}
.brand .seal img,.lc-seal img{width:100%;height:100%;display:block;border-radius:inherit}
.btxt { font-size: 15px; letter-spacing: .5px; color: var(--paper); }
.btxt b { color: var(--gold); font-weight: 700; }
.org { font-size: 12.5px; color: var(--line); max-width: 46%; text-align: right; }

/* ---------- 页面容器 ---------- */
.pages { max-width: 720px; margin: 0 auto; padding: 14px 14px 96px; }
.page { display: none; }
.page.on { display: block; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  margin-bottom: 14px;
}
.card-h {
  font-size: 15px; font-weight: 700; color: var(--ink);
  padding-bottom: 9px; margin-bottom: 11px;
  border-bottom: 1px solid var(--line-3);
  display: flex; align-items: center; gap: 7px;
}
.card-h::before {
  content: ''; width: 3px; height: 14px; border-radius: 2px;
  background: var(--cinnabar); display: inline-block;
}

/* ---------- 表单 ---------- */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
label { display: block; font-size: 13px; color: var(--ink-3); margin-bottom: 2px; }
input[type=text], input[type=password], input[type=search], select {
  width: 100%; padding: 9px 10px;
  border: 1px solid var(--line); border-radius: 9px;
  background: var(--paper); color: var(--ink);
  font-size: 15px; font-family: inherit; line-height: 1.4;
  -webkit-appearance:none;appearance:none;
}
input:focus, select:focus { outline: none; border-color: var(--line-strong); }
.q { margin-bottom: 10px; }

/* ---------- 上传区 ---------- */
.up {
  border: 1.5px dashed var(--line-strong);
  border-radius: 12px;
  background: var(--paper-2);
  padding: 26px 14px;
  text-align: center;
  cursor: pointer;
}
.up:active { background: var(--paper-3); }
.up-ico {
  width: 46px; height: 46px; margin: 0 auto 8px;
  border-radius: 50%; background: var(--cinnabar); color: var(--paper);
  font-size: 26px; line-height: 44px; text-align: center;
}
.up-txt { font-weight: 600; }
.up-sub { font-size: 12.5px; color: var(--ink-3); }
.prev-wrap { text-align: center; }
.prev-wrap img {
  max-width: 100%; border-radius: 10px;
  border: 1px solid var(--line-2); margin-bottom: 8px;
}
.up-tip {
  margin-top: 10px; font-size: 13px; color: var(--cinnabar-d);
  background: var(--rattan); border-radius: 9px; padding: 8px 10px;
  color: var(--ink);
}

/* ---------- 分数 ---------- */
.score-line { display: flex; align-items: center; gap: 14px; }
.ring { width: 132px; height: 132px; flex: 0 0 132px; }
.sl-txt { min-width: 0; }
.sl-badge { font-size: 21px; font-weight: 800; color: var(--cinnabar-d); line-height: 1.35; }
.sl-sub { font-size: 13px; color: var(--ink-2); }
.sl-peer { font-size: 12.5px; color: var(--jade); margin-top: 3px; }

.dims4 { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin: 12px 0 4px; }
.dim {
  background: var(--paper-2); border: 1px solid var(--line-2);
  border-radius: 10px; padding: 8px 10px;
}
.dim .dn { font-size: 12.5px; color: var(--ink-3); }
.dim .dv { font-size: 19px; font-weight: 700; }
.dim .db { height: 5px; border-radius: 3px; background: var(--line-2); margin-top: 5px; overflow: hidden; }
.dim .db i { display: block; height: 100%; border-radius: 3px; }

/* ---------- 折叠块 ---------- */
.blk { border-top: 1px solid var(--line-3); margin-top: 10px; }
.blk-h {
  width: 100%; text-align: left; background: none; border: 0;
  padding: 11px 2px; font-size: 14.5px; font-weight: 700; color: var(--ink);
  font-family: inherit; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
}
.blk-h::after { content: '＋'; color: var(--ink-3); font-weight: 400; }
.blk.open .blk-h::after { content: '－'; }
.blk-b { display: none; padding: 0 2px 12px; font-size: 14.5px; color: var(--ink-2); }
.blk.open .blk-b { display: block; }
.blk-b p { margin: 0 0 9px; }
.blk-b ul { margin: 0; padding-left: 20px; }
.blk-b li { margin-bottom: 7px; }

/* ---------- 按钮 ---------- */
.acts { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 12px; }
.btn-primary, .btn-ghost {
  flex: 1 1 auto; min-width: 130px; text-align: center;
  padding: 11px 14px; border-radius: 10px; font-size: 15px;
  font-family: inherit; font-weight: 600; cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--cinnabar); color: var(--paper); }
.btn-primary:active { background: var(--cinnabar-d); }
.btn-primary[disabled] { background: var(--line); color: var(--ink-3); }
.btn-ghost { background: var(--paper); color: var(--ink-2); border-color: var(--line); }
.btn-ghost.sm { flex: 0 0 auto; min-width: 0; padding: 7px 14px; font-size: 13.5px; }

/* ---------- 记录列表 ---------- */
.recs { display: flex; flex-direction: column; gap: 9px; }
.rec {
  border: 1px solid var(--line-2); border-radius: 11px;
  background: var(--paper); padding: 10px 12px;
}
.rec-t { display: flex; align-items: baseline; gap: 8px; }
.rec-t b { font-size: 15.5px; }
.rec-t .sc { font-size: 18px; font-weight: 800; color: var(--cinnabar-d); }
.rec-t .bg { font-size: 12px; color: var(--gold); border: 1px solid var(--gold); border-radius: 20px; padding: 0 7px; }
.rec-m { font-size: 12.5px; color: var(--ink-3); }
.rec-d { font-size: 13.5px; color: var(--ink-2); margin-top: 6px; display: none; }
.rec.open .rec-d { display: block; }
.empty { text-align: center; color: var(--ink-3); font-size: 14px; padding: 22px 0; }

.ov { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.ov div { background: var(--paper-2); border: 1px solid var(--line-2); border-radius: 10px; padding: 8px; text-align: center; }
.ov b { display: block; font-size: 19px; color: var(--ink); }
.ov span { font-size: 12px; color: var(--ink-3); }

.kv { font-size: 14.5px; color: var(--ink-2); }
.kv div { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--line-3); }
.kv span:last-child { color: var(--ink); }

/* ---------- 成绩卡 ---------- */
.card-out { width: 100%; border-radius: 10px; border: 1px solid var(--line-2); }

/* ---------- 登录 ---------- */
.login-mask {
  position: fixed; inset: 0; z-index: 90;
  background: var(--ink);
  display: grid; place-items: center;
  padding: 18px;
}
.login-mask[hidden] { display: none; }
.login-card {
  width: 100%; max-width: 360px;
  background: var(--paper); border-radius: 16px;
  padding: 24px 20px 18px;
  box-shadow: var(--shadow);
}
.lc-seal {
  width: 48px; height: 48px; border-radius: 10px; margin: 0 auto 12px;
  background: var(--cinnabar); color: var(--paper);
  display: grid; place-items: center; font-size: 26px; font-weight: 700;
}
.login-card h2 { margin: 0 0 4px; font-size: 19px; text-align: center; }
.lc-tip { margin: 0 0 16px; font-size: 13px; color: var(--ink-3); text-align: center; }
.login-card label { margin-bottom: 11px; }
.lc-err {
  font-size: 13px; color: var(--cinnabar-d); background: var(--rattan);
  border-radius: 8px; padding: 6px 9px; margin-bottom: 10px;
}
.login-card .btn-primary { width: 100%; }
.lc-foot { margin-top: 12px; font-size: 11.5px; color: var(--ink-3); text-align: center; }

/* ---------- 底部 tab ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  background: var(--card);
  border-top: 1px solid var(--line-2);
  padding-bottom: env(safe-area-inset-bottom);
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.tab {
  background: none; border: 0; padding: 7px 0 6px;
  font-family: inherit; cursor: pointer; color: var(--ink-3);
  display: flex; flex-direction: column; align-items: center; gap: 2px;
}
.tab i {
  width: 24px; height: 24px; border-radius: 7px;
  display: grid; place-items: center; font-style: normal;
  font-size: 13px; font-weight: 700;
  background: var(--paper-2); color: var(--ink-3);
}
.tab span { font-size: 11.5px; }
.tab.on { color: var(--cinnabar); }
.tab.on i { background: var(--cinnabar); color: var(--paper); }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%);
  z-index: 120; background: var(--ink); color: var(--paper);
  padding: 9px 16px; border-radius: 22px; font-size: 14px;
  max-width: 84vw; text-align: center;
}
.toast[hidden] { display: none; }

@media (min-width: 700px) {
  .ring { width: 150px; height: 150px; flex-basis: 150px; }
}

/* 选填区折叠：首屏只留必填动作 */
.fold { border-top: 1px solid var(--line-3); margin-top: 12px; }
.fold > summary {
  cursor: pointer; list-style: none; padding: 11px 2px;
  font-size: 13.5px; color: var(--ink-3);
  display: flex; align-items: center;
}
.fold > summary::-webkit-details-marker { display: none; }
.fold > summary::after { content: '＋'; margin-left: auto; color: var(--ink-3); font-size: 15px; }
.fold[open] > summary::after { content: '－'; }
.fold-b { padding: 2px 2px 14px; }