/* ===================================================================
   初中成绩查询 · 公共样式（学生端 / 教师端共用基础）
   =================================================================== */
:root{
  --bg:#f3f5fb;
  --panel:#ffffff;
  --line:#e7ebf4;
  --line-strong:#d6dcec;
  --text:#1b2233;
  --muted:#6b7280;
  --faint:#98a1b2;
  --accent:#4f46e5;        /* 主色 */
  --accent-dark:#4338ca;
  --accent-soft:#edeffd;
  --avg:#94a3b8;           /* 班级平均色 */
  --good:#10b981;
  --bad:#ef4444;
  --warn:#f59e0b;
  --radius:16px;
  --shadow:0 1px 2px rgba(16,24,40,.05), 0 10px 26px -16px rgba(16,24,40,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI","Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);-webkit-font-smoothing:antialiased;min-height:100dvh;
}
.wrap{max-width:720px;margin:0 auto;padding:0 14px calc(34px + env(safe-area-inset-bottom))}

/* ---------- 批次信息头 ---------- */
.batch-head{padding:calc(20px + env(safe-area-inset-top)) 2px 14px}
.bh-title{font-size:19px;font-weight:800;letter-spacing:.2px;line-height:1.32;word-break:break-word}
.bh-meta{margin-top:8px;display:flex;gap:7px;flex-wrap:wrap}
.bh-meta span{font-size:11.5px;color:var(--muted);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:3px 10px}

/* ---------- 搜索栏 ---------- */
.searchbar{position:sticky;top:0;z-index:30;margin:0 -14px;padding:10px 14px 12px;
  background:rgba(243,245,251,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.searchbar.stuck{border-bottom:1px solid rgba(231,235,244,.95);box-shadow:0 10px 18px -20px rgba(16,24,40,.9)}
.srow{display:flex;gap:8px}
.field{position:relative;flex:1;display:flex;align-items:center;min-width:0}
.field .ico{position:absolute;left:14px;width:19px;height:19px;stroke:var(--faint);fill:none;stroke-width:2.1;pointer-events:none}
#q{width:100%;font-family:inherit;font-size:16px;color:var(--text);background:#fff;border:1.6px solid var(--line-strong);
  border-radius:14px;padding:14px 42px 14px 44px;outline:none;transition:border-color .15s, box-shadow .15s;
  box-shadow:0 1px 2px rgba(16,24,40,.04)}
#q::placeholder{color:#aab2c0}
#q:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(79,70,229,.14)}
.clearbtn{position:absolute;right:11px;width:26px;height:26px;border:0;border-radius:50%;background:#eef0f6;color:#6f7887;
  cursor:pointer;font-size:13px;line-height:1;display:none;place-items:center;padding:0}
.clearbtn.on{display:grid}
.go{flex:none;font-family:inherit;font-size:15px;font-weight:600;color:#fff;background:var(--accent);border:0;border-radius:14px;
  padding:0 20px;min-width:78px;cursor:pointer;box-shadow:0 10px 20px -12px rgba(67,56,202,.95);transition:.15s}
.go:active{transform:scale(.97)}
.go:disabled{opacity:.6;cursor:not-allowed}

/* ---------- 姓名联想 ---------- */
.suggest{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:40;background:#fff;
  border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 44px -24px rgba(16,24,40,.55);
  max-height:264px;overflow-y:auto;-webkit-overflow-scrolling:touch}
.suggest-item{display:block;width:100%;text-align:left;font-family:inherit;font-size:14.5px;color:var(--text);
  background:#fff;border:0;border-bottom:1px solid #f4f6fb;padding:12px 14px;cursor:pointer}
.suggest-item:last-child{border-bottom:0}
.suggest-item:hover,.suggest-item:active{background:var(--accent-soft);color:var(--accent-dark)}

.hint-line{margin:0;padding:34px 8px 6px;text-align:center;font-size:13px;color:var(--faint)}

/* ---------- 卡片 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}

/* 头部 */
.p-head{display:flex;gap:13px;align-items:center;padding:15px 16px;background:#fbfcff}
.p-id{min-width:0;flex:1}
.p-name{margin:0;font-size:18px;font-weight:700;line-height:1.25;word-break:break-all;display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.p-meta{margin:5px 0 0;font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.cls-tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:600}

/* 分数区 */
.score-hero{padding:18px 16px 20px;text-align:center;background:#fafbff;border-top:1px solid var(--line)}
.score-hero .lbl{font-size:12px;color:var(--muted);display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap}
.score-hero .big{font-size:62px;font-weight:800;line-height:1;letter-spacing:-1px;color:var(--accent-dark);
  font-variant-numeric:tabular-nums;margin:8px 0 4px;display:flex;align-items:baseline;justify-content:center;gap:6px}
.score-hero .big small{font-size:17px;font-weight:600;color:var(--faint);letter-spacing:0}
.score-hero .tags{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:var(--muted);background:#f7f9fd;border:1px solid var(--line);
  border-radius:999px;padding:4px 11px}
.tag b{color:var(--text);font-size:13px}

/* 区块 */
.block{padding:15px 16px 17px;border-top:1px solid var(--line)}
.block > h3{margin:0 0 12px;font-size:13px;font-weight:700;color:#333c4f;display:flex;align-items:center;justify-content:space-between;gap:10px}
.block > h3 em{font-style:normal;font-size:11px;font-weight:400;color:var(--faint)}

/* ---------- 科目列表（综合视图） ---------- */
.subj-list{display:flex;flex-direction:column;gap:2px}
.subj-row{display:grid;grid-template-columns:58px minmax(0,1fr) auto 58px 10px;align-items:center;gap:10px;
  width:100%;font-family:inherit;text-align:left;background:#fff;border:0;border-radius:12px;padding:11px 10px;
  cursor:pointer;transition:background .15s}
.subj-row:hover{background:#f7f9ff}
.subj-row:active{background:#eef1fb}
.sname{font-size:13.5px;font-weight:700;color:#2b3446;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sbar{height:9px;border-radius:6px;background:#eef1f8;overflow:hidden;min-width:0}
.sbar i{display:block;height:100%;border-radius:6px;background:var(--accent)}
.sval{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}
.sval small{font-size:10.5px;color:var(--faint);font-weight:500}
.srank{font-size:11.5px;color:var(--muted);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.arrow{color:var(--faint);font-size:15px;text-align:center;line-height:1}

/* ---------- 对比条 ---------- */
.cmp{display:flex;flex-direction:column;gap:12px}
.cmp-row{display:flex;align-items:center;gap:10px}
.cmp-row .who{width:70px;flex:none;font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:6px}
.cmp-row.me .who{color:var(--text);font-weight:700}
.dot{width:8px;height:8px;border-radius:50%;flex:none}
.track{flex:1;height:16px;background:#f1f4f9;border-radius:9px;overflow:hidden;min-width:0}
.track i{display:block;height:100%;border-radius:9px;transition:width .55s cubic-bezier(.2,.7,.3,1)}
.cmp-row .val{width:62px;flex:none;text-align:right;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.cmp-row.me .val{color:var(--accent-dark)}
.cmp-row.avg .val{color:#64748b}
.verdict{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:14px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;border-radius:11px;padding:8px 13px}
.badge.up{background:#e9f9f3;color:#0b7a5c}
.badge.dn{background:#fdecec;color:#b42318}
.badge.eq{background:#f2f4f9;color:#5b6474}
.muted{font-size:12px;color:var(--muted)}
.cls-meta{margin-top:12px;font-size:11.5px;color:var(--faint);display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 科目切换 ---------- */
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{font-family:inherit;font-size:12.5px;color:var(--muted);background:#f7f9fd;border:1px solid var(--line);
  border-radius:999px;padding:6px 12px;cursor:pointer;transition:.15s}
.chip:hover{border-color:#c7cbfa;color:var(--accent-dark)}
.chip.on{background:var(--accent-soft);border-color:#c7cbfa;color:var(--accent-dark);font-weight:700}

/* ---------- 返回 ---------- */
.backbar{padding:12px 14px;border-bottom:1px solid var(--line);background:#fbfcff}
.backbtn{font-family:inherit;font-size:13px;color:var(--accent-dark);background:var(--accent-soft);border:0;
  border-radius:10px;padding:7px 12px;cursor:pointer;font-weight:600}
.backbtn:hover{background:#e3e6fc}

/* ---------- 同名候选 ---------- */
.cand-list{display:flex;flex-direction:column;gap:6px}
.cand-row{display:flex;align-items:center;gap:12px;width:100%;font-family:inherit;text-align:left;background:#fff;
  border:1px solid var(--line);border-radius:12px;padding:13px 14px;cursor:pointer}
.cand-row:hover{border-color:#c7cbfa;background:#fafbff}
.cand-name{font-size:14.5px;font-weight:700}
.cand-no{font-size:11.5px;color:var(--faint);margin-left:auto}
.cand-row .arrow{margin-left:2px}

/* ---------- 折叠区（历史走势） ---------- */
.fold{border-top:1px solid var(--line);background:#fff}
.fold > summary{list-style:none;cursor:pointer;padding:15px 16px;display:flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;color:#333c4f;user-select:none;transition:background .15s}
.fold > summary::-webkit-details-marker{display:none}
.fold > summary::marker{content:''}
.fold > summary:hover{background:#fbfcff}
.fold-t{display:flex;flex-direction:column;gap:2px;min-width:0}
.fold-t em{font-style:normal;font-size:11px;font-weight:400;color:var(--faint)}
.fold-arrow{margin-left:auto;color:var(--faint);font-size:13px;transition:transform .2s;flex:none}
.fold[open] > summary .fold-arrow{transform:rotate(180deg)}
.fold[open] > summary{border-bottom:1px solid var(--line)}
.fold-body{padding:15px 16px 17px}

/* ---------- 折线图 ---------- */
.chart-host{position:relative}
.chart-svg{display:block;width:100%;height:auto;overflow:visible}
.chart-tip{position:absolute;pointer-events:none;background:rgba(23,27,38,.95);color:#fff;border-radius:10px;padding:8px 10px;
  font-size:12px;line-height:1.55;white-space:nowrap;transform:translate(-50%,-112%);box-shadow:0 10px 24px -10px rgba(0,0,0,.65);
  opacity:0;transition:opacity .12s;z-index:5}
.chart-tip.on{opacity:1}
.chart-tip b{display:block;font-size:11px;color:#c7cbe0;font-weight:600;margin-bottom:3px}
.chart-tip .row{display:flex;align-items:center;gap:7px}
.chart-tip .row i{width:8px;height:8px;border-radius:50%;display:block}
.chart-tip .row span{margin-left:auto;font-weight:650;font-variant-numeric:tabular-nums;padding-left:12px}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:8px;font-size:11.5px;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:14px;height:3px;border-radius:2px;display:block}
.grid-line{stroke:#eef1f7;stroke-width:1}
.axis-line{stroke:#e2e7f0;stroke-width:1}
.tick{fill:#9aa3b2;font-size:11px}
.xl{fill:#6b7280;font-size:11px;text-anchor:middle}
.guide{stroke:#c7cbe0;stroke-width:1;stroke-dasharray:4 4}
.hline{stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;fill:none}
.pt{stroke:#fff;stroke-width:1.8}

/* ---------- 空状态 / 错误 ---------- */
.state{padding:36px 22px;text-align:center}
.state-ico{font-size:32px;line-height:1}
.state h2{margin:14px 0 7px;font-size:16px}
.state p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.75}

/* ---------- 提示条 ---------- */
.toast{position:fixed;left:50%;bottom:calc(26px + env(safe-area-inset-bottom));transform:translate(-50%,18px);
  background:rgba(23,27,38,.94);color:#fff;font-size:13px;padding:11px 18px;border-radius:12px;opacity:0;pointer-events:none;
  transition:.2s;z-index:60;max-width:88vw;text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media (max-width:430px){
  .wrap{padding:0 11px calc(28px + env(safe-area-inset-bottom))}
  .searchbar{margin:0 -11px;padding-left:11px;padding-right:11px}
  .score-hero .big{font-size:54px}
  .p-head{padding:13px}
  .p-name{font-size:17px}
  .block{padding:14px 13px 16px}
  .go{min-width:64px;padding:0 15px;font-size:14.5px}
  .subj-row{grid-template-columns:50px minmax(0,1fr) auto 50px 8px;gap:8px;padding:10px 6px}
  .sname{font-size:13px}
  .srank{font-size:11px}
  .cmp-row .who{width:58px;font-size:12px}
  .cmp-row .val{width:52px;font-size:13.5px}
}