:root {
  --bg: #f4f6fa;
  --card: #ffffff;
  --line: #e3e8f0;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-soft: #e8f0ff;
  --green: #16a34a;
  --green-soft: #e7f7ee;
  --orange: #ea580c;
  --orange-soft: #fff2e6;
  --red: #dc2626;
  --red-soft: #fdecec;
  --purple: #9333ea;
  --purple-soft: #f5e9ff;
  --gray-soft: #f1f3f7;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04);
}

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  padding-bottom: 40px;
}

a { color: var(--primary); text-decoration: none; }

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 600; flex: 1; }
.topbar .sub { font-size: 12px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.back { font-size: 14px; color: var(--primary); white-space: nowrap; }

.wrap { max-width: 900px; margin: 0 auto; padding: 14px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  margin-bottom: 14px;
}
.card > h2 {
  font-size: 15px; margin: 0 0 10px; font-weight: 600;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.card > h2 .tag {
  font-size: 12px; font-weight: 500; color: var(--muted);
  background: var(--gray-soft); padding: 2px 8px; border-radius: 20px;
}

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.row > * { flex: 0 0 auto; }
.grow { flex: 1 1 auto !important; }

label.fld { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }

select, input[type=text], input[type=password], textarea {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}
select:focus, input:focus, textarea:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
textarea { min-height: 140px; resize: vertical; font-size: 13px; line-height: 1.6; }

button, .btn {
  font-family: inherit; font-size: 15px;
  border: 1px solid var(--line); background: #fff; color: var(--text);
  padding: 9px 14px; border-radius: 8px; cursor: pointer;
}
button:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-ghost { background: #fff; }
.btn-green { background: var(--green); border-color: var(--green); color: #fff; }
.btn-orange { background: var(--orange); border-color: var(--orange); color: #fff; }
.btn-danger { background: #fff; border-color: #fbc9c9; color: var(--red); }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 13px; }
button:disabled { opacity: .5; cursor: not-allowed; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line); background: #fff; border-radius: 20px;
  padding: 7px 14px; font-size: 14px; cursor: pointer;
}
.chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.chip.active.green { background: var(--green); border-color: var(--green); }
/* 考场上报状态色块：灰色=未上报，绿色=已上报 */
.chip.room {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  border-radius: 10px; text-align: left; min-width: 132px;
}
.chip.room .rm-top { font-weight: 600; font-size: 14px; }
.chip.room .rm-sub { font-size: 12px; font-weight: 400; opacity: .85; }
.chip.room.no { background: var(--gray-soft); border-color: var(--line); color: var(--muted); }
.chip.room.ok { background: var(--green-soft); border-color: #bfe6cd; color: var(--green); }

/* 考生座位网格 */
.seats { display: grid; grid-template-columns: repeat(auto-fill, minmax(94px, 1fr)); gap: 8px; }
.seat {
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
  padding: 6px 4px; text-align: center; cursor: pointer; position: relative; overflow: hidden;
}
.seat .seat-no {
  font-size: 11px; color: var(--muted); background: var(--gray-soft);
  border-radius: 4px; padding: 1px 0; margin-bottom: 4px;
}
.seat .seat-name { font-size: 13px; font-weight: 600; line-height: 1.25; word-break: break-all; }
.seat .seat-pick { font-size: 10px; color: var(--muted); margin-top: 2px; line-height: 1.2; }
.seat .seat-status { font-size: 11px; margin-top: 3px; color: var(--muted); }
.seat.s-attend { background: var(--green-soft); border-color: #bfe6cd; }
.seat.s-attend .seat-status { color: var(--green); }
.seat.s-leave { background: var(--orange-soft); border-color: #fbd3b4; }
.seat.s-leave .seat-status { color: var(--orange); }
.seat.s-absent { background: var(--red-soft); border-color: #f4bdbd; }
.seat.s-absent .seat-status { color: var(--red); }
.seat.s-conflict { background: var(--purple-soft); border-color: #dcb8f7; }
.seat.s-conflict .seat-status { color: var(--purple); }
/* 监考已录缺考、班主任未登记缺勤：紫色标识与班主任登记不一致 */
.seat.s-inconsistent { background: var(--purple-soft); border-color: #dcb8f7; }
.seat.s-inconsistent .seat-status { color: var(--purple); font-weight: 600; }
.seat.only-one { box-shadow: 0 0 0 2px #f0a92a inset; }
.seat.only-one::after {
  content: "!"; position: absolute; top: 2px; right: 4px;
  color: #f0a92a; font-weight: 700; font-size: 14px;
}
.seat.checked { border-color: var(--primary); }

/* 列表 */
.list { display: flex; flex-direction: column; gap: 8px; }
.item {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: #fff;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.item .main { flex: 1 1 160px; min-width: 0; }
.item .title { font-weight: 600; font-size: 14px; }
.item .desc { font-size: 12px; color: var(--muted); margin-top: 2px; word-break: break-all; }
.item.hl { border-color: #f0a92a; background: #fffaf0; }

.badge {
  display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 20px;
  background: var(--gray-soft); color: var(--muted); white-space: nowrap;
}
.badge.green { background: var(--green-soft); color: var(--green); }
.badge.orange { background: var(--orange-soft); color: var(--orange); }
.badge.red { background: var(--red-soft); color: var(--red); }
.badge.purple { background: var(--purple-soft); color: var(--purple); }
.badge.blue { background: var(--primary-soft); color: var(--primary); }

/* 选科各学科缺考明细：人员小标签 */
.pick-row { display: flex; flex-wrap: wrap; gap: 8px; padding: 6px 2px; }
.pick-tag {
  display: flex; flex-direction: column; gap: 2px; min-width: 128px;
  border: 1px solid var(--line); border-radius: 10px; padding: 7px 10px; background: #fff;
}
.pick-tag .p-name { font-size: 14px; font-weight: 700; }
.pick-tag .p-sub { font-size: 12px; color: var(--muted); }

/* 角色页顶部考试横幅 */
.exam-banner {
  background: var(--primary-soft); border: 1px solid #b8dcf7; border-radius: 12px;
  padding: 12px 14px; text-align: center; margin-bottom: 10px;
}
.exam-banner .nm { font-size: 19px; font-weight: 800; color: var(--primary); }
.exam-banner .st { font-size: 13px; color: #4a94c9; margin-top: 2px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(88px, 1fr)); gap: 10px; }
.stat { background: var(--gray-soft); border-radius: 10px; padding: 10px; text-align: center; }
.stat .num { font-size: 22px; font-weight: 700; line-height: 1.2; }
.stat .lb { font-size: 12px; color: var(--muted); }
.stat.red .num { color: var(--red); }
.stat.green .num { color: var(--green); }
.stat.orange .num { color: var(--orange); }
.stat.blue .num { color: var(--primary); }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tbl th, table.tbl td { border: 1px solid var(--line); padding: 7px 8px; text-align: left; }
table.tbl th { background: var(--gray-soft); font-weight: 600; white-space: nowrap; }
table.tbl td.num { text-align: right; }

/* 控件行：输入框 + 按钮组（手机上自动换行） */
.ctl-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.ctl-btns { display: flex; gap: 8px; flex-wrap: wrap; }

.footbar {
  position: sticky; bottom: 0; background: #fff; border-top: 1px solid var(--line);
  padding: 10px 14px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  box-shadow: 0 -2px 8px rgba(16,24,40,.06); z-index: 40;
}

.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: 80px; background: rgba(24,32,48,.92); color: #fff;
  padding: 10px 18px; border-radius: 22px; font-size: 14px; z-index: 999;
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
.toast.show { opacity: 1; }

.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,.45);
  display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 200;
}
.modal {
  background: #fff; border-radius: 14px; width: 100%; max-width: 400px;
  padding: 16px; max-height: 86vh; overflow: auto;
}
.modal h3 { margin: 0 0 12px; font-size: 16px; }
.modal .actions { display: flex; gap: 8px; margin-top: 14px; }
.modal .actions button { flex: 1; }

.empty { color: var(--muted); font-size: 14px; text-align: center; padding: 18px 0; }
.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.warn { color: var(--orange); }
.err { color: var(--red); }
.sep { height: 1px; background: var(--line); margin: 12px 0; }

/* 主页 */
.home { max-width: 720px; margin: 0 auto; padding: 24px 16px; }
.home-head { text-align: center; margin-bottom: 24px; }
.home-head h1 { font-size: 22px; margin: 0 0 6px; }
.home-head p { margin: 0; color: var(--muted); font-size: 13px; }
.entries { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
.entry {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 20px 14px; text-align: center; box-shadow: var(--shadow);
  display: block; color: var(--text); cursor: pointer;
}
.entry .ico { font-size: 30px; line-height: 1; margin-bottom: 8px; }
.entry .nm { font-size: 16px; font-weight: 600; }
.entry .ds { font-size: 12px; color: var(--muted); margin-top: 4px; }
.home-foot { text-align: center; margin-top: 26px; font-size: 13px; color: var(--muted); }

/* ===== 手机端适配 ===== */
@media (max-width: 640px) {
  body { font-size: 16px; padding-bottom: max(76px, env(safe-area-inset-bottom)); }
  .wrap { padding: 10px; }
  .card { padding: 12px; border-radius: 10px; margin-bottom: 10px; }
  .card > h2 { font-size: 16px; }
  .topbar { padding: 10px 12px; }
  .topbar h1 { font-size: 16px; }
  /* iOS 聚焦不放大 */
  select, input[type=text], input[type=password], textarea { font-size: 16px; }
  /* 触控目标更大 */
  button, .btn { min-height: 44px; font-size: 16px; }
  .btn-sm { min-height: 40px; padding: 8px 12px; font-size: 15px; }
  .chip { padding: 10px 15px; font-size: 15px; }
  .footbar { padding: 10px 12px 12px; padding-bottom: calc(10px + env(safe-area-inset-bottom)); }
  .footbar button { flex: 1 1 auto; font-size: 16px; }
  .modal { max-height: 92vh; }
  .home { padding: 18px 12px; }
  .home-head h1 { font-size: 21px; }
  .entries { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .entry { padding: 18px 10px; }
  .entry .ico { font-size: 34px; }
  .entry .nm { font-size: 17px; }
  .entry .ds { font-size: 12px; }
  .stat-grid { grid-template-columns: repeat(auto-fit, minmax(80px, 1fr)); gap: 8px; }
  .stat .num { font-size: 20px; }
  table.tbl { display: block; overflow-x: auto; white-space: nowrap; }
  /* 学生按钮：手机端放大字体 */
  .seats { grid-template-columns: repeat(auto-fill, minmax(88px, 1fr)); gap: 8px; }
  .seat { padding: 9px 4px; border-radius: 10px; }
  .seat .seat-no { font-size: 13px; padding: 2px 0; }
  .seat .seat-name { font-size: 16px; font-weight: 700; line-height: 1.3; }
  .seat .seat-pick { font-size: 11.5px; margin-top: 3px; }
  .seat .seat-status { font-size: 13px; margin-top: 4px; }
  .item .title { font-size: 15px; }
  .item .desc { font-size: 13px; }
  .badge { font-size: 13px; }
  .hint { font-size: 13px; }
  .empty { font-size: 15px; }
}

@media (max-width: 420px) {
  .seats { grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 7px; }
  .seat .seat-name { font-size: 15px; }
  .seat .seat-status { font-size: 12.5px; }
}