/* ============================================================
   秦皇岛托管机构联盟 · 甄选项目招生管理平台
   公共样式（union.css）
   ============================================================ */
:root {
  --primary: #1e6fff;
  --primary-dark: #1554cc;
  --primary-light: #eaf1ff;
  --success: #16a34a;
  --danger: #dc2626;
  --warn: #d97706;
  --text: #1f2937;
  --text-sub: #6b7280;
  --border: #e5e7eb;
  --bg: #f4f6fb;
  --card: #ffffff;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 登录页 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(30, 111, 255, .12), transparent 60%),
    radial-gradient(800px 400px at 0% 110%, rgba(22, 163, 74, .08), transparent 60%),
    var(--bg);
}
.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border-radius: 16px;
  box-shadow: var(--shadow), 0 8px 24px rgba(16, 24, 40, .06);
  padding: 36px 36px 28px;
}
.brand { text-align: center; margin-bottom: 28px; }
.brand .logo {
  width: 64px; height: 64px;
  margin: 0 auto 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), #4f9bff);
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(30, 111, 255, .3);
}
.brand h1 { font-size: 22px; letter-spacing: 1px; }
.brand p { color: var(--text-sub); font-size: 13px; margin-top: 6px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--text-sub); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 111, 255, .12);
}
.field textarea { resize: vertical; min-height: 72px; }
.field .hint { font-size: 12px; color: var(--text-sub); margin-top: 4px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px;
  border: none; border-radius: 8px;
  font-size: 14px; font-family: inherit;
  cursor: pointer;
  background: var(--primary); color: #fff;
  transition: background .15s, opacity .15s;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn.block { width: 100%; padding: 12px; font-size: 15px; }
.btn.ghost { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn.ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #b91c1c; }
.btn.sm { padding: 5px 12px; font-size: 13px; border-radius: 6px; }
.btn.success { background: var(--success); }
.form-error {
  display: none;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: var(--danger);
  font-size: 13px;
  padding: 9px 12px;
  border-radius: 8px;
  margin-bottom: 14px;
}
.form-error.show { display: block; }
.login-foot { text-align: center; margin-top: 20px; font-size: 12px; color: var(--text-sub); }

/* 登录页 · 甄选项目条 */
.projects {
  width: 100%; max-width: 420px;
  margin-top: 20px;
}
.projects .pt { font-size: 13px; color: var(--text-sub); text-align: center; margin-bottom: 10px; }
.projects .list { display: flex; flex-direction: column; gap: 10px; }
.projects .item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: var(--shadow);
}
.projects .item .badge {
  flex: none;
  font-size: 12px;
  background: var(--primary-light); color: var(--primary);
  padding: 3px 10px; border-radius: 999px; font-weight: 600;
}
.projects .item .nm { font-weight: 600; font-size: 14px; }
.projects .item .th { font-size: 12px; color: var(--text-sub); }

/* ---------- 应用内框架 ---------- */
.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.topbar-in {
  max-width: 1120px; margin: 0 auto;
  padding: 0 20px; height: 58px;
  display: flex; align-items: center; gap: 16px;
}
.topbar .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--primary), #4f9bff);
  color: #fff; font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  flex: none;
}
.topbar .t1 { font-weight: 700; font-size: 15px; }
.topbar .t2 { font-size: 12px; color: var(--text-sub); }
.topbar .sp { flex: 1; }
.topbar .who { font-size: 13px; color: var(--text-sub); }
.topbar .who b { color: var(--text); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 20px; }
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tabs button {
  border: none; background: none; cursor: pointer;
  padding: 10px 16px; font-size: 14px; font-family: inherit;
  color: var(--text-sub); border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tabs button.on { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.panel { display: none; }
.panel.on { display: block; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}
.card-h {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 14px;
}
.card-h h3 { font-size: 16px; }
.card-h .sp { flex: 1; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th {
  text-align: left; padding: 9px 10px;
  color: var(--text-sub); font-weight: 500;
  border-bottom: 1px solid var(--border);
  white-space: nowrap; font-size: 12.5px;
}
.tbl td { padding: 9px 10px; border-bottom: 1px solid #f3f4f6; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl .ops { white-space: nowrap; }
.tbl .ops button { margin-right: 6px; }
.tag {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 12px; background: #f3f4f6; color: var(--text-sub);
}
.tag.on { background: #dcfce7; color: var(--success); }
.tag.off { background: #fee2e2; color: var(--danger); }
.tag.blue { background: var(--primary-light); color: var(--primary); }
.empty { text-align: center; color: var(--text-sub); padding: 32px 0; font-size: 13px; }
.muted { color: var(--text-sub); font-size: 12.5px; }

/* ---------- 弹窗 ---------- */
.mask {
  position: fixed; inset: 0; background: rgba(17, 24, 39, .45);
  display: none; align-items: center; justify-content: center;
  z-index: 50; padding: 16px;
}
.mask.show { display: flex; }
.modal {
  width: 100%; max-width: 480px; max-height: 92vh; overflow: auto;
  background: #fff; border-radius: 14px;
  padding: 22px; box-shadow: 0 20px 40px rgba(0,0,0,.15);
}
.modal h4 { font-size: 16px; margin-bottom: 16px; }
.modal .foot { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.modal-sm { max-width: 380px; }
.modal .msg { font-size: 14px; color: var(--text); }

/* ---------- toast ---------- */
#toastBox { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); z-index: 99; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
  background: #111827; color: #fff;
  padding: 10px 18px; border-radius: 10px; font-size: 13.5px;
  box-shadow: 0 6px 18px rgba(0,0,0,.2);
  max-width: 90vw;
  animation: fadeIn .2s ease;
}
.toast.err { background: var(--danger); }
.toast.ok { background: var(--success); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 邀请卡片页（微信转发场景） ---------- */
.invite-body {
  background: linear-gradient(160deg, #eaf1ff 0%, #f4f6fb 40%);
  min-height: 100vh;
  padding: 28px 16px 40px;
  display: flex; flex-direction: column; align-items: center;
}
.invite-card {
  width: 100%; max-width: 420px;
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(16, 24, 40, .12);
}
.invite-head {
  background: linear-gradient(135deg, var(--primary), #4f9bff);
  color: #fff; padding: 22px 22px 18px;
}
.invite-head .org { font-size: 12.5px; opacity: .9; margin-bottom: 6px; }
.invite-head .grade {
  display: inline-block; font-size: 12px; background: rgba(255,255,255,.2);
  padding: 2px 10px; border-radius: 999px; margin-bottom: 10px;
}
.invite-head h1 { font-size: 21px; line-height: 1.4; font-weight: 700; }
.invite-body2 { padding: 20px 22px; }
.invite-row { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px dashed #eee; font-size: 14px; }
.invite-row:last-child { border-bottom: none; }
.invite-row .k { flex: none; width: 72px; color: var(--text-sub); }
.invite-row .v { flex: 1; }
.invite-theme {
  background: var(--primary-light); border-radius: 10px;
  padding: 12px 14px; font-size: 13.5px; color: var(--text); margin: 14px 0 4px;
}
.invite-theme b { color: var(--primary); }
.invite-btn {
  display: block; text-align: center;
  margin-top: 16px; padding: 12px;
  background: var(--primary); color: #fff; border-radius: 10px;
  font-size: 15px; font-weight: 600;
}
.invite-btn:hover { background: var(--primary-dark); text-decoration: none; }
.invite-tip { text-align: center; font-size: 12.5px; color: var(--text-sub); margin-top: 18px; }

/* ---------- 二维码区 ---------- */
.qr-area { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 8px 0 4px; }
.qr-box {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 14px; box-shadow: var(--shadow);
}
.qr-box canvas, .qr-box img { display: block; }
.qr-link {
  width: 100%;
  background: #f8fafc; border: 1px dashed var(--border); border-radius: 8px;
  padding: 8px 12px; font-size: 12.5px; color: var(--text-sub);
  word-break: break-all; user-select: all;
}

/* ---------- 报名管理 ---------- */
.reg-status {
  border: 1px solid var(--border); border-radius: 6px;
  padding: 4px 8px; font-size: 13px; background: #fff;
}
.reg-status:focus { border-color: var(--primary); outline: none; }

/* 响应式 */
@media (max-width: 720px) {
  .topbar .t2 { display: none; }
  .table-scroll { overflow-x: auto; }
  .table-scroll table { min-width: 640px; }
  .wrap { padding: 14px; }
}