/* Shared Lizhen back-office identity. Student data stays owner-only. */
.admin-logo{display:block;position:relative;overflow:hidden;background:#fff;width:86px;min-width:86px;height:65px;border-radius:10px}.admin-logo img{position:absolute;width:310%;max-width:none;height:auto;left:46.5%;top:55%;transform:translate(-50%,-50%)}.topbar .brand strong{font-size:22px}.topbar .brand small{letter-spacing:1.3px;font-size:10px}.admin-environment{padding:16px 20px;border:1px solid #c6d7cc;border-left:5px solid #3e7057;border-radius:10px;background:#edf5ee;color:#294e3a;line-height:1.8;margin:20px 0}.admin-student-flow,.admin-student-metrics,.admin-portal-shortcuts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:25px 0}.admin-student-flow article,.admin-portal-shortcuts a{position:relative;background:#fff;border:1px solid #d7e1d8;border-radius:13px;padding:23px}.admin-student-flow b{display:grid;place-items:center;background:#e4efe7;color:#315c43;width:34px;height:34px;border-radius:50%;font-size:21px}.admin-student-flow h2{font-size:23px;margin:15px 0 8px}.admin-student-flow p{font-size:17px;line-height:1.8;color:#52675a;margin:0}.admin-student-metrics article{background:#f8faf6;border:1px solid #d7e1d8;border-radius:12px;padding:20px;display:grid;gap:7px}.admin-student-metrics span{font-size:16px;color:#52665a}.admin-student-metrics strong{font-size:35px;color:#29563e}.admin-student-filters{display:grid;grid-template-columns:minmax(0,2fr) minmax(180px,1fr);gap:20px;margin:25px 0}.admin-student-filters label{display:grid;gap:8px;font-size:17px}.admin-student-filters input,.admin-student-filters select{min-width:0;width:100%;min-height:49px;padding:10px 13px;border:1px solid #bfcfc4;border-radius:8px;background:#fff;font:inherit}.google-student-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.google-student-card{min-width:0;padding:23px;border:1px solid #d1dfd5;border-radius:12px;background:#fff}.google-student-card header{display:flex;justify-content:space-between;align-items:start;gap:15px}.google-student-card h3{font-size:25px;line-height:1.5;margin:0;color:#2a503c;overflow-wrap:anywhere}.google-student-card header p{margin:5px 0;font-size:18px;color:#50685a;overflow-wrap:anywhere}.google-student-status{flex-shrink:0;background:#fff1d8;color:#755122;padding:5px 9px;font-size:14px;border-radius:6px}.google-student-status.ready{background:#e3f2e8;color:#285e3e}.google-student-status.revoked,.google-student-status.inactive{background:#fff0ed;color:#874133}.student-email{font-size:17px;color:#456558;overflow-wrap:anywhere;margin:13px 0 18px}.student-materials{padding-top:16px;border-top:1px solid #e0e8e2}.student-materials strong{font-size:18px}.student-materials ul{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:13px}.student-materials li span{display:block;font-size:19px;color:#304f3b}.student-materials li small{display:block;font-size:14px;margin-top:5px;color:#617568;overflow-wrap:anywhere}.student-materials p,.google-student-empty{font-size:17px;line-height:1.8;color:#5a6c60}.admin-portal-shortcuts a{display:grid;gap:8px;color:#2c5844;text-decoration:none}.admin-portal-shortcuts strong{font-size:23px}.admin-portal-shortcuts span{font-size:16px;line-height:1.7;color:#607366}.admin-portal-shortcuts a:hover{border-color:#7fa98e;background:#f2f8f2}.entry-settings{border-top:1px solid #d8e2da;margin-top:25px;padding-top:22px}.entry-settings h3{font-size:25px}.code-filter-row{display:grid;grid-template-columns:minmax(0,2fr) minmax(180px,1fr);align-items:end;gap:18px}.code-filter-row label{display:grid;gap:8px}.code-filter-row select{min-height:47px;padding:10px 13px;font:inherit;border:1px solid #c6d4ca;border-radius:8px;background:#fff}.code-filter-row .code-search{margin:25px 0}.admin-environment:empty{display:none}
@media(max-width:850px){.admin-student-flow,.admin-student-metrics,.admin-portal-shortcuts{gap:12px}.google-student-list{grid-template-columns:1fr}.topbar .brand strong{font-size:20px}.admin-student-flow article{padding:18px}}
@media(max-width:620px){.admin-student-flow,.admin-portal-shortcuts,.admin-student-filters,.code-filter-row{grid-template-columns:1fr}.admin-student-metrics{gap:8px}.admin-student-metrics article{padding:12px}.admin-student-metrics span{font-size:13px}.admin-student-metrics strong{font-size:28px}.google-student-card{padding:18px}.google-student-card header{flex-wrap:wrap}.admin-logo{width:64px;min-width:64px;height:49px}.code-filter-row{gap:0}.code-filter-row select{margin-bottom:20px}.topbar .brand strong{font-size:19px}}
.student-help-intro{margin:24px 0;padding:22px 26px;border:1px solid #bfd3e2;border-left:5px solid #396883;border-radius:12px;background:#f0f6fb;color:#284c63}.student-help-intro h2{font-size:25px;line-height:1.5;margin:0 0 10px}.student-help-intro p{font-size:17px;line-height:1.9;margin:8px 0}.student-access-summary{padding:10px 14px;background:#eaf3ed;border-radius:8px;color:#2a5b42;font-size:19px;line-height:1.7}.student-access-help>summary,.student-materials>summary{font-size:19px;font-weight:700;color:#2e5949;cursor:pointer;padding:10px 0;line-height:1.6}.student-access-help>summary:focus-visible,.student-materials>summary:focus-visible{outline:2px solid #396883;outline-offset:4px}.student-material-access{margin:12px 0;padding:17px;border:1px solid #d6e1db;background:#f8fbf9;border-radius:10px}.student-material-access header{flex-wrap:wrap}.student-material-access h4{font-size:21px;line-height:1.6;margin:0;color:#2e5140;overflow-wrap:anywhere}.student-material-access header p{font-size:14px;overflow-wrap:anywhere;margin:5px 0}.student-material-access .google-student-status{white-space:normal;line-height:1.7}.material-code-count{font-size:14px;color:#5a6f63;line-height:1.8;margin:10px 0}.student-help{margin-top:12px;padding:14px 16px;border-radius:8px;background:#eef3f8;border-left:3px solid #779ab3;color:#344f64}.student-help p{font-size:16px;line-height:1.9;margin:0}.student-help a{display:inline-block;margin-top:10px;font-size:17px;font-weight:700;color:#245e88;text-underline-offset:4px}.google-student-status.material_missing{background:#fff0ed;color:#874133}@media(max-width:620px){.student-help-intro{padding:18px}.student-material-access{padding:14px}.student-help{padding:12px}.student-help-intro h2{font-size:23px}}