/* g2604 家校平台扩展样式(base.css 为 sd 复用的基础变量/卡片) */
:root {
  --g-primary: #2e7cf6;
  --g-primary-dark: #1c62d6;
  --g-bg: #f2f5fa;
  --g-card: #fff;
  --g-text: #26303e;
  --g-muted: #7b8494;
  --g-line: #e4e9f1;
  --g-ok: #17a06b;
  --g-err: #e5484d;
  --g-warn: #e8a13c;
}
body.g-body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--g-bg); color: var(--g-text); line-height: 1.6; margin: 0;
  padding-bottom: 74px; /* 底部tab高度 */
  min-height: 100vh;
}
/* 登录页 */
.g-login-wrap { max-width: 380px; margin: 8vh auto 0; padding: 0 18px; }
.g-login-logo { text-align: center; margin-bottom: 26px; }
.g-login-logo .g-ico { font-size: 44px; }
.g-login-logo h1 { font-size: 21px; margin: 8px 0 2px; }
.g-login-logo p { color: var(--g-muted); font-size: 13px; margin: 0; }
.g-card { background: var(--g-card); border: 1px solid var(--g-line); border-radius: 16px; padding: 22px; }
.g-field { margin-bottom: 14px; }
.g-field label { display: block; font-size: 13px; color: var(--g-muted); margin-bottom: 5px; }
.g-input {
  width: 100%; box-sizing: border-box; border: 1.5px solid var(--g-line); border-radius: 11px;
  padding: 11px 13px; font-size: 15px; background: #fbfcfe; color: var(--g-text);
}
.g-input:focus { outline: 2px solid var(--g-primary); border-color: transparent; }
.g-btn {
  display: inline-block; border: none; border-radius: 11px; cursor: pointer;
  background: var(--g-primary); color: #fff; font-size: 15px; padding: 11px 20px;
  text-decoration: none; text-align: center;
}
.g-btn:hover { background: var(--g-primary-dark); }
.g-btn:disabled { background: #a9b8d8; cursor: not-allowed; }
.g-btn-ghost { background: #fff; color: var(--g-text); border: 1.5px solid var(--g-line); }
.g-btn-danger { background: var(--g-err); }
.g-btn-sm { font-size: 13px; padding: 6px 12px; border-radius: 8px; }
.g-msg { font-size: 13px; color: var(--g-err); min-height: 18px; margin: 4px 0 8px; }
/* 顶栏 */
.g-topbar {
  background: linear-gradient(135deg, #2e7cf6, #5b8dff); color: #fff;
  padding: 14px 16px; position: sticky; top: 0; z-index: 20;
}
.g-topbar .g-tb-row { display: flex; justify-content: space-between; align-items: center; max-width: 760px; margin: 0 auto; }
.g-topbar .g-tb-title { font-size: 17px; font-weight: 700; }
.g-topbar .g-tb-sub { font-size: 12px; opacity: .9; }
.g-topbar .g-tb-user { font-size: 13px; text-align: right; }
.g-topbar a { color: #fff; text-decoration: none; font-size: 13px; border: 1px solid rgba(255,255,255,.5); border-radius: 16px; padding: 3px 12px; }
/* 主容器与tab */
.g-main { max-width: 760px; margin: 0 auto; padding: 14px 14px 30px; }
.g-tabbar {
  position: fixed; bottom: 0; left: 0; right: 0; background: #fff;
  border-top: 1px solid var(--g-line); display: flex; z-index: 20;
  max-width: 760px; margin: 0 auto;
}
.g-tab {
  flex: 1; text-align: center; padding: 8px 0 10px; cursor: pointer; color: var(--g-muted);
  font-size: 11px; user-select: none;
}
.g-tab .g-tab-ico { font-size: 21px; display: block; margin-bottom: 1px; }
.g-tab.on { color: var(--g-primary); font-weight: 600; }
.g-page { display: none; }
.g-page.on { display: block; }
/* 通用块 */
.g-sec { background: var(--g-card); border: 1px solid var(--g-line); border-radius: 14px; padding: 16px; margin-bottom: 14px; }
.g-sec h3 { font-size: 15px; margin: 0 0 10px; }
.g-muted { color: var(--g-muted); font-size: 13px; }
.g-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.g-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.g-table th, .g-table td { border-bottom: 1px solid var(--g-line); padding: 8px 6px; text-align: center; }
.g-table th { color: var(--g-muted); font-weight: 500; font-size: 12.5px; }
.g-table tr:last-child td { border-bottom: none; }
.g-badge { display: inline-block; min-width: 22px; border-radius: 6px; font-size: 12px; padding: 1px 6px; font-weight: 700; }
.g-badge.A, .g-badge.hi { background: #e3f5ec; color: #14865a; }
.g-badge.B { background: #e9f1fd; color: #2b6fd8; }
.g-badge.C { background: #fdf3e2; color: #b07818; }
.g-badge.D, .g-badge.lo { background: #fdecec; color: #cf3f44; }
.g-tag { display: inline-block; font-size: 12px; border-radius: 14px; padding: 2px 10px; margin: 0 6px 6px 0; background: #eef3fc; color: #3d5a8f; }
.g-tag.plus { background: #e3f5ec; color: #14865a; }
.g-tag.minus { background: #fdecec; color: #cf3f44; }
/* 时间线 */
.g-tl { position: relative; padding-left: 20px; }
.g-tl::before { content: ''; position: absolute; left: 6px; top: 4px; bottom: 4px; width: 2px; background: var(--g-line); border-radius: 1px; }
.g-tl-item { position: relative; margin-bottom: 14px; }
.g-tl-item::before {
  content: ''; position: absolute; left: -18.5px; top: 8px; width: 9px; height: 9px;
  border-radius: 50%; background: var(--g-primary); border: 2px solid #fff; box-shadow: 0 0 0 1.5px var(--g-primary);
}
.g-tl-item .g-tl-time { font-size: 12px; color: var(--g-muted); }
.g-tl-item .g-tl-title { font-size: 14.5px; font-weight: 600; margin: 2px 0; }
.g-tl-item .g-tl-text { font-size: 13.5px; color: #4a5568; white-space: pre-wrap; }
.g-tl-item img { max-width: 100%; border-radius: 10px; margin-top: 6px; }
/* toast */
.g-toast {
  position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%) translateY(16px);
  background: rgba(28,34,46,.92); color: #fff; border-radius: 22px; padding: 9px 20px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: all .25s; z-index: 99; max-width: 82vw;
}
.g-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.g-toast.err { background: var(--g-err); }
/* 管理页 */
body.g-admin-body { padding-bottom: 20px; }
.g-admin-nav { display: flex; gap: 8px; overflow-x: auto; padding: 12px 14px 2px; max-width: 860px; margin: 0 auto; }
.g-admin-nav .g-tab {
  flex: none; border: 1.5px solid var(--g-line); border-radius: 18px; padding: 5px 14px; font-size: 13px; color: var(--g-text);
}
.g-admin-nav .g-tab.on { border-color: var(--g-primary); color: var(--g-primary); background: #eef4fe; }
.g-admin-main { max-width: 860px; margin: 0 auto; padding: 12px 14px 40px; }
.g-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .g-grid2 { grid-template-columns: 1fr; } }
.g-stat { background: var(--g-card); border: 1px solid var(--g-line); border-radius: 13px; padding: 13px; text-align: center; }
.g-stat b { display: block; font-size: 22px; color: var(--g-primary); }
.g-stat span { font-size: 12px; color: var(--g-muted); }
select.g-input { appearance: auto; }
textarea.g-input { min-height: 74px; resize: vertical; }
.g-hr { border: none; border-top: 1px dashed var(--g-line); margin: 12px 0; }
.g-upload-preview { max-width: 130px; border-radius: 8px; margin-top: 4px; }
.g-pick { font-size: 12.5px; color: var(--g-primary); cursor: pointer; }
canvas.g-chart { width: 100%; height: 190px; }