/* ========================================================================
   admin.css — 教師後臺樣式（沿用主站綠/金色系）
   ======================================================================== */

.adm-wrap {
  max-width: 920px;
  /* 頂列為 position:fixed(高 var(--topbar-height)),需下推避免第一張卡被蓋住 */
  margin: calc(var(--topbar-height, 60px) + 24px) auto 60px;
  padding: 0 18px;
}

.adm-card {
  background: #fff;
  border: 1px solid #d8e0d8;
  border-radius: 12px;
  padding: 22px 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(30, 58, 47, 0.06);
}

.adm-card h2 {
  margin: 0 0 8px;
  font-size: 19px;
  color: #1e3a2f;
  border-bottom: 2px solid #e9c46a;
  padding-bottom: 8px;
}

.adm-muted { color: #667; font-size: 14px; line-height: 1.7; margin: 6px 0 16px; }
.adm-err   { color: #c0392b; font-size: 14px; margin-top: 12px; }
.adm-status{ font-size: 13px; margin-left: 12px; color: #2d6a4f; }

.adm-link {
  color: #e9c46a; text-decoration: none; font-size: 14px; margin-right: 14px;
}
.adm-link:hover { text-decoration: underline; }

/* 按鈕 */
.adm-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600;
  padding: 9px 18px; border-radius: 8px; border: 1px solid transparent;
  cursor: pointer; font-family: inherit;
}
.adm-btn-primary { background: #2d6a4f; color: #fff; }
.adm-btn-primary:hover { background: #1e3a2f; }
.adm-btn-ghost { background: transparent; color: #2d6a4f; border-color: #2d6a4f; }
.adm-btn-ghost:hover { background: #f0f5f1; }
.adm-btn-danger { background: transparent; color: #c0392b; border: 1px solid #c0392b; padding: 5px 12px; font-size: 13px; }
.adm-btn-danger:hover { background: #fdecea; }
.adm-btn:disabled { opacity: .5; cursor: not-allowed; }
.adm-g {
  display: inline-grid; place-items: center;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff; color: #2d6a4f; font-weight: 800; font-size: 13px;
}

/* 身分列 */
.adm-whoami { display: flex; align-items: center; justify-content: space-between; }
.adm-badge {
  display: inline-block; margin-left: 8px; padding: 2px 10px;
  border-radius: 999px; font-size: 12px; font-weight: 700;
  background: #e8f5e9; color: #2d6a4f;
}
.adm-badge-owner { background: #fff3cd; color: #8a5a10; }

/* 列表列 */
.adm-rows { display: flex; flex-direction: column; gap: 12px; margin: 8px 0 16px; }
.adm-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; background: #f8faf8;
  border: 1px solid #e3eae3; border-radius: 8px;
}
.adm-row .adm-row-label { min-width: 150px; font-weight: 600; color: #1e3a2f; font-size: 14px; }
.adm-row input[type="text"],
.adm-row input[type="email"] {
  flex: 1; padding: 8px 10px; border: 1px solid #c5d0c5;
  border-radius: 6px; font-family: inherit; font-size: 14px;
}
.adm-row .adm-row-status { font-size: 12px; min-width: 64px; color: #2d6a4f; }

/* 申論編輯 */
.adm-essay-pick { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; flex-wrap: wrap; }
.adm-essay-pick select {
  padding: 7px 10px; border: 1px solid #c5d0c5; border-radius: 6px;
  font-family: inherit; font-size: 14px;
}
.adm-essay-block {
  border: 1px dashed #d4a841; border-radius: 8px; padding: 14px;
  background: linear-gradient(135deg, rgba(233,196,106,.10), rgba(30,58,47,.04));
}
.adm-essay-block input.adm-essay-heading {
  width: 100%; padding: 8px 10px; margin-bottom: 8px;
  border: 1px solid #c5d0c5; border-radius: 6px; font-family: inherit; font-size: 14px;
}
.adm-essay-block textarea {
  width: 100%; min-height: 120px; padding: 10px;
  border: 1px solid #c5d0c5; border-radius: 6px;
  font-family: inherit; font-size: 14px; line-height: 1.7; resize: vertical;
}
.adm-essay-block .adm-essay-tools { display: flex; justify-content: flex-end; margin-top: 8px; }

/* 白名單 */
.adm-wl-add { display: flex; gap: 10px; margin-bottom: 14px; }
.adm-wl-add input {
  flex: 1; padding: 9px 12px; border: 1px solid #c5d0c5;
  border-radius: 6px; font-family: inherit; font-size: 14px;
}
.adm-wl-item { display: flex; align-items: center; justify-content: space-between; }
.adm-wl-item .adm-wl-email { font-size: 14px; color: #1e3a2f; font-weight: 600; }

.adm-quiz-info { margin: 8px 0 14px; font-size: 14px; }
.adm-card code {
  background: #eef3ee; padding: 1px 6px; border-radius: 4px;
  font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px;
}

@media (max-width: 640px) {
  .adm-row { flex-direction: column; align-items: stretch; }
  .adm-row .adm-row-label { min-width: 0; }
}