/* 教師節感謝活動 — 沿用雙峰志工隊主站色票 */
:root {
  --cream: #f6efdf; --paper: #fdf9ee; --panel: #faf3e0;
  --ink: #4c4133; --ink-strong: #352c1e; --ink-soft: #8a7a63;
  --orange: #cd8248; --orange-deep: #b96f37; --orange-pale: #f3e0c8;
  --green: #9aad85; --green-deep: #6f8156; --pink: #d9aca4; --red: #b5544a;
  --line: #e6dabf; --radius: 18px;
  --shadow: 0 10px 30px rgba(90, 70, 40, .14);
  --shadow-sm: 0 3px 12px rgba(90, 70, 40, .10);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink); background: var(--cream); line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--orange-deep); text-decoration: none; }
a:hover { color: var(--orange); }
.container { max-width: 780px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 560px) { .container { padding: 0 20px; } }

.site-header { background: var(--paper); border-bottom: 1px solid var(--line); padding: 16px 0; }
.brand { font-weight: 700; color: var(--ink-strong); letter-spacing: .04em; }
.site-footer {
  margin-top: 56px; padding: 28px 0; border-top: 1px solid var(--line);
  color: var(--ink-soft); font-size: .88rem; text-align: center;
}

.hero { padding: 40px 0 24px; }
.hero h1 { font-size: clamp(1.45rem, 5.5vw, 1.9rem); color: var(--ink-strong); line-height: 1.4; }
.eyebrow {
  display: block; font-size: .8rem; font-weight: 700; letter-spacing: .22em;
  color: var(--ink-soft); margin-bottom: 10px;
}
.lead { margin-top: 10px; color: var(--ink); }
.note { font-size: .86rem; color: var(--ink-soft); margin-top: 8px; }
.warn {
  margin-top: 14px; padding: 10px 14px; font-size: .88rem;
  background: var(--orange-pale); border-radius: 12px; color: var(--ink-strong);
}
.alert {
  margin: 16px 0; padding: 12px 16px; border-radius: 12px;
  background: #f6e0dc; color: #7d3229; border: 1px solid #e3bdb6;
}
.empty { padding: 40px 0; text-align: center; color: var(--ink-soft); }

.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow-sm); margin-bottom: 20px;
}

/* ---------- 表單 ---------- */
.form fieldset { border: 0; margin-bottom: 28px; }
.form legend { font-weight: 700; color: var(--ink-strong); margin-bottom: 12px; }
.form legend small { display: block; font-weight: 400; color: var(--ink-soft); font-size: .84rem; }
.form input[type=text], .form input[type=password], .form textarea {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
}
.form textarea { resize: vertical; }
.form input:focus, .form textarea:focus {
  outline: 2px solid var(--orange); outline-offset: 1px; border-color: transparent;
}

.unit { border: 1px solid var(--line); border-radius: 12px; margin-bottom: 8px; background: #fff; }
.unit summary {
  cursor: pointer; padding: 12px 16px; font-weight: 600; color: var(--ink-strong);
  display: flex; justify-content: space-between; align-items: center;
}
.unit .count { font-weight: 400; font-size: .82rem; color: var(--ink-soft); }
.picks { padding: 4px 16px 14px; display: grid; gap: 4px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .picks { grid-template-columns: 1fr 1fr; } }
.pick { display: flex; gap: 10px; align-items: flex-start; padding: 7px 8px; border-radius: 9px; cursor: pointer; }
.pick:hover { background: var(--panel); }
.pick input { margin-top: 7px; width: 17px; height: 17px; accent-color: var(--orange-deep); flex: none; }
.consent { background: var(--panel); border-radius: 12px; padding: 16px; }

.btn {
  display: inline-block; padding: 12px 26px; font: inherit; font-weight: 700;
  color: #fff; background: var(--orange-deep); border: 0; border-radius: 999px;
  cursor: pointer; box-shadow: var(--shadow-sm);
}
.btn:hover { background: var(--orange); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn.danger { background: var(--red); }

/* ---------- 留言 ---------- */
.msgs { display: grid; gap: 16px; }
.msg {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; box-shadow: var(--shadow-sm);
}
.msg-body { color: var(--ink-strong); }
.msg-from { margin-top: 12px; font-size: .88rem; color: var(--ink-soft); text-align: right; }

.wall { columns: 1; column-gap: 16px; }
@media (min-width: 640px) { .wall { columns: 2; } }
.wall-card { break-inside: avoid; margin-bottom: 16px; color: var(--ink-strong); }
.wall-card:nth-child(3n)   { background: var(--panel); }
.wall-card:nth-child(4n+1) { background: #fdf4ee; }

/* ---------- 後台 ---------- */
.review-meta { font-size: .86rem; color: var(--ink-soft); }
.flags { margin-left: 10px; color: var(--red); font-weight: 700; }
.review-origin {
  margin: 12px 0; padding: 14px 16px; background: var(--panel);
  border-left: 3px solid var(--line); border-radius: 8px; color: var(--ink-strong);
}
.review-edit { display: block; font-size: .86rem; color: var(--ink-soft); }
.review-edit textarea {
  width: 100%; margin-top: 6px; padding: 12px 14px; font: inherit; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
}
.review-actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.review-actions .btn { padding: 9px 20px; font-size: .92rem; }

/* ---------- 表單欄位 ---------- */
.field { display: block; margin-bottom: 16px; }
.field > span { display: block; font-weight: 600; color: var(--ink-strong); margin-bottom: 6px; }
.field > span small { display: block; font-weight: 400; font-size: .82rem; color: var(--ink-soft); }
.field select {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
}
.sublabel { font-weight: 600; color: var(--ink-strong); margin: 4px 0 8px; }
.idrow { display: grid; gap: 0 16px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .idrow { grid-template-columns: 1fr 1fr; } }
.modes { display: grid; gap: 4px; }
.modes .pick span { font-size: .94rem; }
.modes .pick em { display: block; font-style: normal; font-size: .82rem; color: var(--ink-soft); }
.modes .pick strong { color: var(--ink-strong); }

/* ---------- 一致性表達引導 ---------- */
.guide { border: 1px solid var(--orange-pale); background: #fdf6ec; border-radius: 14px; margin-bottom: 20px; }
.guide summary { cursor: pointer; padding: 13px 16px; font-weight: 600; color: var(--orange-deep); }
.guide-body { padding: 0 16px 16px; }
.four { margin: 10px 0 16px; padding-left: 20px; }
.four li { margin-bottom: 6px; font-size: .93rem; }
.four b { color: var(--orange-deep); }
.example { background: #fff; border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; }
.example-tag { font-size: .78rem; font-weight: 700; letter-spacing: .06em; color: var(--ink-soft); margin-bottom: 4px; }
.example-text { font-size: .9rem; line-height: 1.8; }

/* ---------- 留言卡：事實與感受分層 ---------- */
.msg-observed {
  color: var(--ink); padding-bottom: 12px; margin-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.msg-felt { color: var(--ink-strong); }

/* ---------- 後台分頁與匯總表 ---------- */
.tabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.tabs a {
  padding: 8px 16px; border-radius: 999px; font-size: .9rem; font-weight: 600;
  background: var(--paper); border: 1px solid var(--line); color: var(--ink);
}
.tabs a.on { background: var(--orange-deep); border-color: var(--orange-deep); color: #fff; }
.ok { margin-top: 14px; padding: 10px 14px; font-size: .88rem; background: #e9efe1; border-radius: 12px; }
.tally { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tally th, .tally td { padding: 9px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.tally th { font-size: .8rem; letter-spacing: .08em; color: var(--ink-soft); }
.tally .num { text-align: right; width: 4.5em; }
.tally .dim { color: var(--ink-soft); font-size: .85rem; }
.tally tr.zero { background: #f9e9e6; }
.tally tr.zero td:first-child { font-weight: 700; color: #8d3b31; }

/* ---------- 老師頁：手機優先 ---------- */
body.teacher .hero { padding: 32px 0 20px; }
body.teacher .msg { padding: 20px 18px; }
@media (min-width: 560px) { body.teacher .msg { padding: 24px 26px; } }

/* ---------- 通行碼 ---------- */
.unlock { max-width: 340px; }
.form input.code {
  font-size: 1.9rem; letter-spacing: .5em; text-align: center;
  padding: 14px 10px 14px 20px; font-variant-numeric: tabular-nums;
}
.form input.code:disabled { background: var(--panel); color: var(--ink-soft); }
.unlock .btn { width: 100%; }

/* ---------- 審核判準與確認 ---------- */
.criteria {
  background: var(--panel); border-left: 3px solid var(--orange);
  border-radius: 10px; padding: 14px 18px; margin-bottom: 20px; font-size: .92rem;
}
.criteria ul { margin: 8px 0 0; padding-left: 20px; }
.criteria li { margin-bottom: 4px; }
.unedited { margin-top: 10px; background: #f9efe4; border-radius: 10px; padding: 10px 12px; }
.unedited em { display: block; font-style: normal; font-size: .82rem; color: var(--ink-soft); }

/* ---------- 預覽模式提示 ---------- */
.preview-bar {
  margin: 20px 0 -10px; padding: 12px 16px; border-radius: 12px;
  background: #efe3f0; border: 1px solid #d8c2da; color: #5d3d61; font-size: .9rem;
}