:root{
  --bg:#0b1220;
  --panel:#0f172a;
  --panel2:#07111f;
  --card:#020617;
  --card2:#0b1220;
  --ring:#1f2937;
  --ring2:#334155;
  --ink:#e5e7eb;
  --muted:#9ca3af;
  --soft:#cbd5e1;
  --blue:#4f46e5;
  --blue2:#2563eb;
  --green:#16a34a;
  --red:#ef4444;
  --amber:#f59e0b;
  --shadow:0 24px 70px rgba(0,0,0,.38);
  --radius:16px;
}
*{box-sizing:border-box}
html{min-height:100%;background:var(--bg)}
body.page{
  min-height:100vh;
  margin:0;
  background:
    radial-gradient(circle at 20% 0%, rgba(79,70,229,.18), transparent 28rem),
    radial-gradient(circle at 100% 10%, rgba(37,99,235,.10), transparent 30rem),
    var(--bg);
  color:var(--ink);
  font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial;
}
a{color:inherit}
button,input,textarea,select{font:inherit}

/* Top navigation */
.top{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:10px 16px;
  border-bottom:1px solid var(--ring);
  background:linear-gradient(120deg,#07111f,#0b1a3a);
  box-shadow:0 10px 30px rgba(0,0,0,.24);
}
.brand,.brand-link{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:0;
  color:#dbeafe;
  font-weight:800;
  text-decoration:none;
  letter-spacing:.2px;
}
.brand-link img,.brand img{width:96px;height:auto;display:block;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-text strong{font-size:15px;line-height:1.1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:12px;color:var(--muted);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.beta-badge{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;padding:4px 8px;border:1px solid rgba(253,230,138,.75);border-radius:999px;background:linear-gradient(135deg,#f59e0b,#ea580c);color:#fff7ed;font-size:10px;font-weight:900;letter-spacing:.045em;line-height:1;box-shadow:0 5px 16px rgba(234,88,12,.24);white-space:nowrap}
.nav{display:flex;gap:8px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.nav a,.btn,button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  min-height:40px;
  border:1px solid var(--ring);
  background:#111827;
  color:var(--ink);
  padding:8px 12px;
  border-radius:12px;
  text-decoration:none;
  cursor:pointer;
  user-select:none;
  transition:filter .15s ease, transform .15s ease, border-color .15s ease;
}
.nav a:hover,.btn:hover,button:hover{filter:brightness(1.08);border-color:var(--ring2)}
.nav a:active,.btn:active,button:active{transform:translateY(1px)}
.btn.primary,button{background:var(--blue);border-color:transparent;color:#fff}
.btn.blue{background:var(--blue2);border-color:transparent;color:#fff}
.btn.red{background:var(--red);border-color:transparent;color:#fff}
.btn.green{background:var(--green);border-color:transparent;color:#fff}
.btn.ghost{background:transparent;border-color:var(--ring);color:var(--soft)}
.btn.small{min-height:34px;padding:6px 10px;border-radius:10px;font-size:13px}
.btn.block,button.block{width:100%}

/* Layout */
.wrap{width:min(1120px,100%);margin:22px auto;padding:0 16px}
.auth-wrap{width:min(680px,100%);margin:22px auto;padding:0 16px}
.page-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin:0 0 16px;
}
.page-head h1,.hero h1{margin:0;color:#f8fafc;font-size:clamp(28px,4.2vw,42px);letter-spacing:.06em;line-height:1.08}
.page-head p,.hero p{margin:7px 0 0;color:var(--soft);font-size:15px;max-width:760px}
.hero{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
  align-items:stretch;
  margin:0 0 16px;
}
.hero-card,.card{
  background:linear-gradient(180deg,rgba(15,23,42,.86),rgba(2,6,23,.96));
  border:1px solid var(--ring);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow);
}
.card{margin-bottom:14px}
.card.narrow{max-width:650px;margin:0 auto 14px}
.card h1,.card h2,.card h3{margin:0 0 12px;color:#f8fafc;line-height:1.15}
.card h1{font-size:clamp(30px,4.4vw,40px);letter-spacing:.06em}
.card h2{font-size:20px}.card h3{font-size:16px}
.card .sub{margin-top:-4px;margin-bottom:14px;color:var(--soft)}
.muted{color:var(--muted)}
.soft{color:var(--soft)}

/* Cards and grids */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;align-items:start}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:12px}
.stat{border:1px solid var(--ring);background:#0b1220;border-radius:14px;padding:12px}
.stat b{display:block;color:#dbeafe;font-size:24px;line-height:1.1}.stat span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.info-panel{border:1px solid var(--ring);background:#07111f;border-radius:14px;padding:14px;color:var(--soft)}

/* Forms */
.form{display:grid;gap:12px}
.form label{display:grid;gap:6px;color:var(--soft);font-size:15px}
input,textarea,select{
  width:100%;
  background:#0b1220;
  color:var(--ink);
  border:1px solid var(--ring);
  border-radius:12px;
  padding:12px 13px;
  min-height:48px;
  outline:none;
}
textarea{min-height:130px;resize:vertical;line-height:1.45}
input:focus,textarea:focus,select:focus{border-color:#60a5fa;box-shadow:0 0 0 3px rgba(96,165,250,.14)}
.form button{margin-top:2px;min-height:48px}
.action-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:14px 0 0}
.action-row .btn{width:100%;text-align:center}

/* Messages */
.ok,.err,.notice{
  padding:11px 12px;
  border-radius:12px;
  margin:10px 0 14px;
  line-height:1.45;
}
.ok{border:1px solid #14532d;background:#052e16;color:#dcfce7}
.err{border:1px solid #7f1d1d;background:#450a0a;color:#fee2e2}
.notice{border:1px solid #1e3a8a;background:#0b1a3a;color:#dbeafe}
code,.code{
  font:700 18px ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  color:#93c5fd;
}
.code-chip{
  display:inline-flex;
  align-items:center;
  border:1px solid #1d4ed8;
  background:#0b1a3a;
  color:#bfdbfe;
  border-radius:999px;
  padding:5px 10px;
  font:800 15px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--ring);
  padding:4px 9px;
  border-radius:999px;
  background:#0b1220;
  color:#cbd5e1;
  font-size:12px;
  white-space:nowrap;
}
.badge.ok{border-color:#14532d;background:#052e16;color:#bbf7d0;margin:0}.badge.off{border-color:#7f1d1d;background:#450a0a;color:#fecaca;margin:0}

/* Tables */
.table-wrap{width:100%;overflow:auto;border:1px solid var(--ring);border-radius:14px;background:#020617}
table{width:100%;border-collapse:collapse;min-width:680px}
th,td{border-bottom:1px solid var(--ring);padding:11px 12px;text-align:left;vertical-align:top}
th{color:#cbd5e1;background:#07111f;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:0}
td .muted{font-size:13px}.cell-actions{white-space:nowrap}.inline-form{display:inline}.inline-form button{min-height:34px;padding:6px 10px;border-radius:10px;background:#111827;border:1px solid var(--ring)}

/* Student assignment list */
.assignment-list{display:grid;gap:12px}
.assignment-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid var(--ring);background:#0b1220;border-radius:14px;padding:14px}
.assignment-item h3{margin:0 0 6px}.assignment-item p{margin:0;color:var(--soft)}
.assignment-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:9px}

/* Auth pages */
.auth-card{padding:28px 24px}
.auth-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px;color:#dbeafe;text-decoration:none;font-weight:800}.auth-logo img{width:106px;height:auto}
.auth-card h1{margin-bottom:10px}.auth-card .lead{color:var(--soft);font-size:16px;margin:0 0 18px}

/* Mobile */
@media(max-width:760px){
  .top{position:static;align-items:stretch;flex-direction:column;padding:10px 12px}
  .brand-link img,.brand img{width:88px}.nav{display:grid;grid-template-columns:1fr 1fr;gap:8px}.nav a{width:100%}
  .wrap,.auth-wrap{margin:16px auto;padding:0 12px}
  .hero{grid-template-columns:1fr}.split{grid-template-columns:1fr}.page-head{flex-direction:column}
  .card,.hero-card{padding:15px;border-radius:14px}.auth-card{padding:20px 16px}
  .action-row{grid-template-columns:1fr;gap:8px}
  table{min-width:620px}
  .assignment-item{grid-template-columns:1fr}.assignment-item .btn{width:100%}
}

/* Research mode */
.research-page{background:#f3f7fb;color:#172033}.research-wrap{max-width:1240px}.research-page .top{background:linear-gradient(120deg,#102a43,#164e63 56%,#0f766e)}
.research-code-chip,.step-chip,.eyebrow,.project-code{display:inline-flex;align-items:center;width:max-content;border-radius:999px;font-weight:800;letter-spacing:.045em}.research-code-chip{padding:6px 10px;background:#ecfeff;color:#155e75;font-size:12px}.eyebrow{color:#0f766e;font-size:11px;letter-spacing:.11em}.step-chip{padding:6px 10px;background:#e0f2fe;color:#075985;font-size:12px}.project-code{padding:5px 9px;background:#ecfeff;color:#155e75;font-size:11px}
.research-welcome{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.72fr);gap:34px;align-items:center;min-height:calc(100vh - 220px);padding:34px 0}.research-welcome-copy{padding:28px}.research-welcome-copy h1,.research-admin-hero h1{margin:12px 0 14px;font-size:clamp(34px,5vw,62px);line-height:1.02;letter-spacing:-.045em;color:#102a43}.research-welcome-copy p{max-width:720px;color:#526579;font-size:17px;line-height:1.65}.research-feature-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.research-feature-list span{padding:8px 11px;border:1px solid #cde8ee;border-radius:10px;background:#fff;color:#155e75;font-weight:700}.research-join-card{padding:28px;box-shadow:0 24px 70px rgba(15,76,92,.14);border-color:#cde8ee}.research-join-card h2{font-size:27px}
.legacy-research-login{margin-top:18px;border-top:1px solid #dbe7ef;padding-top:14px}.legacy-research-login summary{cursor:pointer;color:#475569;font-size:13px;font-weight:800}.legacy-research-login[open] summary{margin-bottom:14px}.legacy-research-login .form{padding:14px;border-radius:12px;background:#f8fafc}
.legacy-code-tools{margin-top:16px;border-top:1px solid #dbe7ef;padding-top:13px}.legacy-code-tools summary{cursor:pointer;color:#526579;font-size:12px;font-weight:800}.legacy-code-tools[open] summary{margin-bottom:12px}.legacy-code-tools .form{margin-top:10px;padding:12px;border-radius:12px;background:#f8fafc}
.research-consent{max-width:850px;margin:35px auto;padding:34px}.consent-text{margin:22px 0;padding:22px;border:1px solid #dbe7ef;border-radius:14px;background:#f8fbfd;color:#334e68;line-height:1.7}.check-row{display:flex!important;align-items:flex-start;gap:12px;padding:14px;border:1px solid #bae6fd;border-radius:12px;background:#f0f9ff}.check-row input{width:19px;height:19px;margin-top:2px}.check-row span{font-weight:600;line-height:1.5}
.scale-card{padding:30px}.scale-progress{width:82px;height:82px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#ecfeff;color:#0f766e;border:7px solid #ccfbf1}.scale-progress b{font-size:25px;line-height:1}.scale-progress span{font-size:10px;font-weight:700}.scale-items{display:grid;gap:12px;margin-top:24px}.scale-item{margin:0;padding:17px 18px;border:1px solid #d9e5ed;border-radius:15px;background:#fff}.scale-item legend{float:left;width:100%;margin-bottom:14px;color:#243b53;line-height:1.5}.likert{clear:both;display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.likert label{cursor:pointer}.likert input{position:absolute;opacity:0}.likert span{height:100%;display:flex;align-items:center;justify-content:center;gap:7px;padding:9px;border:1px solid #dbe4ea;border-radius:10px;background:#f8fafc;text-align:center;color:#526579}.likert span b{font-size:17px;color:#0f766e}.likert span small{font-size:10px;line-height:1.15}.likert input:checked+span{background:#dff7f4;border-color:#0d9488;box-shadow:0 0 0 2px rgba(13,148,136,.15);color:#134e4a}.sticky-submit{position:sticky;bottom:12px;display:flex;justify-content:flex-end;margin-top:18px;padding:12px;border:1px solid #dbe7ef;border-radius:14px;background:rgba(255,255,255,.93);backdrop-filter:blur(10px)}.source-note{color:#64748b;font-size:11px;line-height:1.5}
.research-dashboard-head{display:flex;justify-content:space-between;gap:24px;align-items:center;padding:28px 2px}.research-dashboard-head h1{margin:8px 0;font-size:36px;color:#102a43}.research-dashboard-head p{max-width:720px;color:#627d98}.research-session-card{min-width:180px;padding:17px 20px;border-radius:15px;background:linear-gradient(145deg,#0e7490,#0f766e);color:#fff;box-shadow:0 16px 34px rgba(15,118,110,.2)}.research-session-card span,.research-session-card small{display:block;opacity:.8}.research-session-card b{display:block;margin:4px 0;font-size:22px}.research-timeline{display:flex;align-items:center;max-width:620px;margin:0 0 22px}.research-timeline span{padding:6px 10px;border-radius:999px;background:#e2e8f0;color:#64748b;font-size:11px;font-weight:800}.research-timeline span.done,.research-timeline span.active{background:#ccfbf1;color:#0f766e}.research-timeline i{height:2px;flex:1;background:#cbd5e1}.research-task-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.research-task-card{display:flex;min-height:250px;overflow:hidden;border:1px solid #dbe5ec;border-radius:18px;background:#fff;box-shadow:0 9px 26px rgba(15,23,42,.06)}.task-letter{display:flex;align-items:center;justify-content:center;width:68px;flex:0 0 68px;background:#e0f2fe;color:#0369a1;font-size:30px;font-weight:900}.task-letter.large{width:74px;height:74px;flex-basis:74px;border-radius:18px}.status-completed .task-letter{background:#ccfbf1;color:#0f766e}.task-card-body{padding:22px;display:flex;flex-direction:column;align-items:flex-start}.task-card-body h2{margin:7px 0 9px}.task-card-body p{flex:1;color:#627d98;line-height:1.5}.task-state{font-size:11px;font-weight:800;color:#64748b;text-transform:uppercase}.fictional-note,.prompt-card blockquote{padding:10px 12px;border-left:4px solid #f59e0b;background:#fffbeb;color:#78350f;font-style:italic}
.task-work-head{display:flex;align-items:center;gap:18px;margin:28px 0}.task-work-head h1{margin:4px 0;color:#102a43}.task-work-head p{margin:0;color:#627d98}.prompt-card,.response-card{margin-bottom:18px}.prompt-card blockquote{margin:12px 0 0;font-size:17px}.response-card label small{display:block;margin:4px 0 7px;color:#64748b;font-weight:400}.response-card textarea{min-height:110px}.research-flow-launch{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px;padding:24px;border:1px solid #a5f3fc;border-radius:18px;background:linear-gradient(135deg,#ecfeff,#f0fdfa)}.research-flow-launch h2{margin:8px 0}.research-flow-launch p{margin:0;color:#526579}.evidence-summary{padding:12px;border-radius:10px;background:#eff6ff;color:#1e3a8a}
.preview-banner{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:11px 14px;border:1px solid #fbbf24;border-radius:12px;background:#fffbeb;color:#78350f}.preview-banner span{flex:1}.preview-banner a{color:#92400e;font-weight:800}.research-admin-wrap{max-width:1440px}.research-admin-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding:28px 2px}.research-admin-hero h1{font-size:44px;max-width:820px}.research-admin-hero p{color:#627d98;font-size:16px}.research-admin-layout{display:grid;grid-template-columns:255px minmax(0,1fr);gap:18px}.research-projects{align-self:start;padding:14px;border:1px solid #dbe5ec;border-radius:17px;background:#fff;position:sticky;top:16px}.research-projects h3{margin:4px 7px 12px}.project-link{display:grid;grid-template-columns:10px 1fr;column-gap:8px;padding:12px 10px;border-radius:12px;color:#334e68;text-decoration:none}.project-link:hover,.project-link.active{background:#e9f6f8}.project-link small{grid-column:2;color:#829ab1}.status-dot{width:9px;height:9px;margin-top:5px;border-radius:50%;background:#cbd5e1}.status-dot.on{background:#10b981}.research-admin-main{min-width:0}.project-head-card{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:24px;border-radius:18px;background:linear-gradient(135deg,#102a43,#155e75);color:#fff;box-shadow:0 14px 35px rgba(15,76,92,.18)}.project-head-card h2{margin:10px 0 5px;font-size:27px}.project-head-card p{margin:0;color:#cde8ee}.project-actions{display:flex;gap:8px;flex-wrap:wrap}.research-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}.research-stat-grid>div{padding:18px;border:1px solid #dbe5ec;border-radius:15px;background:#fff}.research-stat-grid span,.research-stat-grid small{display:block;color:#829ab1}.research-stat-grid b{display:inline-block;margin:6px 5px 2px 0;font-size:27px;color:#102a43}
.research-insight-grid{display:grid;grid-template-columns:1.35fr .8fr;gap:16px;margin-bottom:16px}.radar-card canvas{display:block;width:100%;height:auto;max-height:360px}.card-title-row{display:flex;align-items:center;justify-content:space-between;gap:14px}.card-title-row h2{margin:4px 0 14px}.generated-codes{display:flex;flex-wrap:wrap;gap:7px;margin:8px 0}.generated-codes code{padding:7px 9px;border-radius:8px;background:#e0f2fe;color:#075985;font-weight:800}.export-actions{display:flex;gap:6px}.state-ok,.state-wait{padding:4px 7px;border-radius:999px;font-size:11px;font-weight:800}.state-ok{background:#d1fae5;color:#047857}.state-wait{background:#f1f5f9;color:#64748b}.mini-progress{width:100px;height:6px;margin-bottom:4px;overflow:hidden;border-radius:999px;background:#e2e8f0}.mini-progress i{display:block;height:100%;background:#0d9488}.research-dialog{width:min(570px,calc(100% - 28px));border:0;border-radius:18px;padding:28px;box-shadow:0 30px 90px rgba(15,23,42,.32)}.research-dialog::backdrop{background:rgba(15,23,42,.6)}.dialog-close{position:absolute;right:15px;top:13px;border:0;background:transparent;font-size:27px;color:#64748b;cursor:pointer}.empty-state{text-align:center;padding:55px}
@media(max-width:900px){.research-welcome,.research-admin-layout,.research-insight-grid{grid-template-columns:1fr}.research-projects{position:static;display:flex;overflow:auto;gap:8px}.research-projects h3{display:none}.project-link{min-width:180px}.research-task-grid{grid-template-columns:1fr}.research-stat-grid{grid-template-columns:repeat(2,1fr)}.likert span{flex-direction:column}.likert span small{display:none}.research-dashboard-head,.project-head-card,.research-admin-hero,.research-flow-launch{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.research-welcome-copy{padding:8px}.research-welcome-copy h1{font-size:38px}.scale-card{padding:16px}.likert{gap:4px}.likert span{padding:8px 4px}.research-stat-grid{grid-template-columns:1fr 1fr}.research-task-card{min-height:0}.task-letter{width:52px;flex-basis:52px}.preview-banner{align-items:flex-start;flex-direction:column}.research-admin-hero h1{font-size:34px}}
.review-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:28px 0 16px}.review-head h1{margin:5px 0;color:#102a43;font-size:38px}.review-head p{color:#627d98}.review-layout{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(270px,.7fr);gap:16px}.review-player{min-width:0}.review-player h2,.event-timeline h2{margin:4px 0 14px}#replayFlow{height:520px;border:1px solid #d8e5ed;border-radius:14px;background-color:#f8fafc;background-image:linear-gradient(#e8eef4 1px,transparent 1px),linear-gradient(90deg,#e8eef4 1px,transparent 1px);background-size:24px 24px}.player-controls{display:flex;align-items:center;gap:8px;margin-top:12px}.player-controls input{flex:1}.event-timeline{max-height:620px;overflow:auto}.event-row{width:100%;display:grid;grid-template-columns:1fr auto;gap:2px 8px;margin-bottom:7px;padding:10px;border:1px solid #e2e8f0;border-radius:10px;background:#fff;text-align:left;color:#334155;cursor:pointer}.event-row:hover{border-color:#38bdf8;background:#f0f9ff}.event-row time{grid-column:1/-1;color:#94a3b8;font-size:10px}.event-row b{text-transform:capitalize}.event-row small{color:#64748b}.task-analysis-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}.response-view{margin-top:10px;padding:12px;border:1px solid #e2e8f0;border-radius:11px;background:#f8fafc}.response-view b{text-transform:capitalize;color:#155e75}.response-view p{margin:6px 0 0;color:#475569;line-height:1.55}.response-view p br+br{display:block;margin-top:5px;content:''}@media(max-width:900px){.review-layout,.task-analysis-grid{grid-template-columns:1fr}.event-timeline{max-height:380px}#replayFlow{height:430px}}
@media(max-width:420px){
  .nav{grid-template-columns:1fr}.page-head h1,.hero h1,.card h1{letter-spacing:.03em}
}

/* Classroom, grading and analytics */
.wide-wrap{width:min(1320px,100%)}.full-wrap{width:min(1580px,100%)}
.class-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin:4px 0 16px}.class-heading h1{margin:3px 0 7px;font-size:clamp(30px,4vw,46px);line-height:1}.class-heading p{margin:0;color:var(--muted)}
.eyebrow{display:block;color:#93c5fd;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.compact-stats{margin:0;min-width:min(650px,55%)}.compact-stats .stat b{font-size:21px}
.tabs{display:flex;gap:6px;overflow:auto;margin:0 0 16px;padding:6px;border:1px solid var(--ring);border-radius:14px;background:#07111f}.tabs a{white-space:nowrap;text-decoration:none;color:var(--soft);padding:9px 12px;border-radius:10px}.tabs a:hover,.tabs a.active{background:#1e293b;color:#fff}.tabs a.active{box-shadow:inset 0 0 0 1px #3b82f6}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.field-help{color:var(--muted);font-size:12px;font-weight:500}.check-row{display:flex;gap:18px;flex-wrap:wrap}.check-row label{display:flex;align-items:center;gap:8px}.check-row input{width:18px;height:18px;min-height:0}
.quick-links{display:grid;gap:10px}.quick-links a{display:flex;flex-direction:column;gap:3px;padding:13px;border:1px solid var(--ring);border-radius:13px;background:#0b1220;text-decoration:none}.quick-links a:hover{border-color:#3b82f6}.quick-links span{color:var(--muted);font-size:13px}.archive-form{margin-top:18px}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.section-head h2{margin-bottom:4px}.filter-form select{min-width:190px;min-height:40px;padding:8px 10px}.inline-tools{display:inline-flex;gap:6px;align-items:center}.inline-tools input{width:100px;min-height:34px;padding:6px 9px}.inline-tools button{min-height:34px;padding:6px 9px;background:#111827;border:1px solid var(--ring)}
.management-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.management-actions form{display:inline-flex}
.row-editor{display:inline-block;position:relative}.row-editor summary{display:inline-flex;align-items:center;min-height:34px;padding:6px 10px;border:1px solid var(--ring);border-radius:10px;background:#111827;cursor:pointer}.row-editor[open] form{position:absolute;right:0;z-index:8;width:260px;padding:12px;border:1px solid var(--ring2);border-radius:12px;background:#07111f;box-shadow:var(--shadow)}.row-editor form input,.row-editor form button{min-height:38px;padding:7px 9px}
.feedback-box{margin-top:11px;padding:10px 12px;border-left:3px solid #60a5fa;border-radius:8px;background:#07111f}.feedback-box p{margin:4px 0 0!important}
.review-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(310px,.55fr);gap:14px;align-items:start}.head-actions{display:flex;grid-template-columns:none}.grade-form{margin-top:14px}.return-form{border-top:1px solid var(--ring);margin-top:18px;padding-top:18px}.rubric-score-list{display:grid;gap:10px}.rubric-score-list article{display:grid;grid-template-columns:minmax(0,1fr) 130px minmax(180px,.7fr);gap:10px;align-items:end;padding:12px;border:1px solid var(--ring);border-radius:12px;background:#0b1220}.rubric-score-list p{margin:4px 0 0;color:var(--muted);font-size:13px}.metric-row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--ring)}.warning-list{display:grid;gap:7px;margin:12px 0 0;padding:0;list-style:none}.warning-list li{padding:9px 10px;border-radius:9px;background:#2d1b08;color:#fde68a}.warning-list li.error{background:#3b0a0a;color:#fecaca}.timeline{display:grid;gap:12px;list-style:none;padding:0;margin:0}.timeline li{display:flex;flex-direction:column;border-left:2px solid #3b82f6;padding-left:10px}.timeline span{color:var(--muted);font-size:12px}
.criteria-editor{display:grid;gap:8px}.criterion-row{display:grid;grid-template-columns:minmax(0,1fr) 130px;gap:8px}.rubric-grid{display:grid;gap:12px}.rubric-card{margin-bottom:0}
.gradebook-wrap{max-height:72vh}.gradebook{min-width:max(900px,100%)}.gradebook th span,.gradebook th small,.gradebook td small{display:block}.gradebook th small,.gradebook td small{font-size:11px;color:var(--muted);margin-top:3px}.gradebook .sticky-col{position:sticky;left:0;z-index:3;background:#07111f;min-width:190px}.gradebook tbody .sticky-col{background:#0b1220}.score-cell{text-align:center;min-width:105px}.score-cell a{text-decoration:none;display:block}.score-cell.high{background:rgba(22,163,74,.13)}.score-cell.mid{background:rgba(245,158,11,.13)}.score-cell.low{background:rgba(239,68,68,.13)}.score-cell.empty{color:var(--muted)}.score-cell.average{background:#0b1a3a}
.analytics-stats{grid-template-columns:repeat(6,minmax(120px,1fr));margin:0 0 14px}.analytics-grid{grid-template-columns:1.15fr .85fr}.analytics-grid>*{min-width:0}.bar-list{display:grid;gap:15px}.bar-list.compact{gap:11px}.bar-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px}.bar-head span{color:var(--muted);font-size:12px;text-align:right}.progress{height:9px;background:#111827;border-radius:99px;overflow:hidden}.progress i{display:block;height:100%;background:linear-gradient(90deg,#4f46e5,#60a5fa);border-radius:inherit}.progress.warning i{background:linear-gradient(90deg,#c2410c,#fb923c)}.progress.success i{background:linear-gradient(90deg,#15803d,#4ade80)}
@media(max-width:980px){.class-heading{align-items:flex-start;flex-direction:column}.compact-stats{min-width:0;width:100%}.review-layout,.analytics-grid{grid-template-columns:1fr}.analytics-stats{grid-template-columns:repeat(3,minmax(120px,1fr))}.rubric-score-list article{grid-template-columns:1fr 120px}.rubric-score-list article label:last-child{grid-column:1/-1}}
@media(max-width:760px){.form-grid,.form-grid.three{grid-template-columns:1fr}.class-heading h1{font-size:32px}.compact-stats,.analytics-stats{grid-template-columns:repeat(2,minmax(120px,1fr))}.section-head{flex-direction:column}.filter-form,.filter-form select{width:100%}.inline-tools{display:flex;margin-bottom:6px}.head-actions{width:100%;flex-direction:column}.head-actions .btn{width:100%}.rubric-score-list article{grid-template-columns:1fr}.rubric-score-list article label:last-child{grid-column:auto}}

/* 2026 light interface refresh */
:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel2:#f8fafc;
  --card:#ffffff;
  --card2:#f8fafc;
  --ring:#d9e2ee;
  --ring2:#b8c6d9;
  --ink:#172033;
  --muted:#64748b;
  --soft:#475569;
  --blue:#4f46e5;
  --blue2:#2563eb;
  --green:#16a34a;
  --red:#dc2626;
  --amber:#d97706;
  --shadow:0 18px 46px rgba(51,65,85,.11),0 2px 8px rgba(51,65,85,.06);
}
html{background:var(--bg)}
body.page{
  position:relative;
  isolation:isolate;
  overflow-x:hidden;
  background:
    radial-gradient(circle at 8% 5%,rgba(59,130,246,.14),transparent 24rem),
    radial-gradient(circle at 94% 14%,rgba(139,92,246,.11),transparent 28rem),
    linear-gradient(180deg,#f8fbff 0,#f4f7fb 45%,#eef3f9 100%);
  color:var(--ink);
}
body.page::before,body.page::after{
  content:"";
  position:fixed;
  z-index:-1;
  width:260px;
  height:260px;
  border-radius:46% 54% 61% 39%;
  pointer-events:none;
  opacity:.42;
  filter:blur(1px);
}
body.page::before{left:-130px;top:34%;background:linear-gradient(135deg,rgba(14,165,233,.17),rgba(99,102,241,.05))}
body.page::after{right:-150px;bottom:-90px;background:linear-gradient(135deg,rgba(168,85,247,.13),rgba(236,72,153,.06))}

.top{
  border-bottom:1px solid rgba(203,213,225,.88);
  background:rgba(255,255,255,.91);
  box-shadow:0 8px 28px rgba(51,65,85,.09);
  backdrop-filter:blur(16px) saturate(1.35);
}
.brand,.brand-link{color:#172033}
.brand-link img,.brand img{
  padding:7px 9px;
  border-radius:12px;
  background:linear-gradient(135deg,#172554,#1d4ed8 64%,#6366f1);
  box-shadow:0 7px 18px rgba(37,99,235,.22);
}
.brand-text strong{color:#172033}.brand-text small{color:#64748b}
.nav a,.btn,button{
  border-color:#d5deea;
  background:#fff;
  color:#24324a;
  box-shadow:0 2px 6px rgba(51,65,85,.06);
  transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease,background .16s ease;
}
.nav a:hover,.btn:hover,button:hover{
  filter:none;
  transform:translateY(-1px);
  border-color:#9eb4d1;
  background:#f8fbff;
  box-shadow:0 8px 18px rgba(51,65,85,.10);
}
.nav a:active,.btn:active,button:active{transform:translateY(0)}
.btn.primary,button,.btn.blue{
  border-color:transparent;
  background:linear-gradient(135deg,#4f46e5,#2563eb);
  color:#fff;
  box-shadow:0 7px 16px rgba(37,99,235,.20);
}
.btn.red{border-color:transparent;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}
.btn.green{border-color:transparent;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff}
.btn.ghost{border-color:#d5deea;background:rgba(255,255,255,.72);color:#475569}

.wrap,.auth-wrap{position:relative;z-index:1}
.auth-wrap{margin:46px auto;padding-bottom:36px}
.page-head h1,.hero h1{color:#172033;letter-spacing:-.025em}
.page-head p,.hero p{color:#526176}
.page-head{margin-bottom:20px}
.hero{gap:18px;margin-bottom:20px}
.hero-card,.card{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(203,213,225,.95);
  background:rgba(255,255,255,.94);
  box-shadow:var(--shadow);
}
.hero-card:first-child{
  border-color:#c7d7f6;
  background:linear-gradient(135deg,rgba(239,246,255,.98),rgba(255,255,255,.97) 55%,rgba(238,242,255,.94));
}
.hero-card:first-child::after{
  content:"";
  position:absolute;
  right:-58px;
  top:-72px;
  width:205px;
  height:205px;
  border-radius:42% 58% 56% 44%;
  background:linear-gradient(135deg,rgba(59,130,246,.16),rgba(124,58,237,.08));
  transform:rotate(18deg);
  pointer-events:none;
}
.card h1,.card h2,.card h3{position:relative;color:#172033;letter-spacing:-.015em}
.card h1{letter-spacing:-.025em}
.card .sub{color:#526176}
.muted{color:#64748b}.soft{color:#475569}

.stat-grid{gap:12px}
.stat{
  position:relative;
  overflow:hidden;
  border:1px solid #dbe5f0;
  background:rgba(255,255,255,.88);
  box-shadow:0 5px 14px rgba(51,65,85,.06);
}
.stat::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:#3b82f6}
.stat:nth-child(2)::before{background:#8b5cf6}.stat:nth-child(3)::before{background:#14b8a6}.stat:nth-child(4)::before{background:#f59e0b}.stat:nth-child(5)::before{background:#ec4899}.stat:nth-child(6)::before{background:#22c55e}
.stat b{color:#172554}.stat span{color:#64748b}
.info-panel{border-color:#dbe5f0;background:#f8fbff;color:#475569}

.form label{color:#334155;font-weight:650}
input,textarea,select{
  border-color:#cbd7e6;
  background:#fff;
  color:#172033;
  box-shadow:inset 0 1px 2px rgba(51,65,85,.035);
}
input::placeholder,textarea::placeholder{color:#94a3b8}
input:hover,textarea:hover,select:hover{border-color:#9fb3cc}
input:focus,textarea:focus,select:focus{border-color:#4f7ee8;box-shadow:0 0 0 4px rgba(59,130,246,.12)}

.ok{border-color:#a7dfbd;background:#ecfdf3;color:#166534}
.err{border-color:#fecaca;background:#fff1f2;color:#b42318}
.notice{border-color:#bfdbfe;background:#eff6ff;color:#1e4f91}
code,.code{color:#1d4ed8}
.code-chip{border-color:#b9cdfb;background:#eef4ff;color:#1d4ed8;box-shadow:inset 0 0 0 1px rgba(255,255,255,.75)}
.badge{border-color:#d6e0ec;background:#f8fafc;color:#475569}
.badge.ok{border-color:#a7dfbd;background:#ecfdf3;color:#166534}.badge.off{border-color:#fecaca;background:#fff1f2;color:#b42318}

.table-wrap{
  border-color:#cbd7e6;
  background:#fff;
  box-shadow:0 8px 22px rgba(51,65,85,.06);
}
table{border-collapse:separate;border-spacing:0}
th,td{border-right:1px solid #e0e7f0;border-bottom:1px solid #d8e1ec}
th:last-child,td:last-child{border-right:0}
th{color:#334155;background:linear-gradient(180deg,#f8fafc,#eef3f8);font-weight:800}
tbody tr:nth-child(even) td{background:#fbfdff}
tbody tr:hover td{background:#f2f7ff}
tr:last-child td{border-bottom:0}
.inline-form button,.inline-tools button{border-color:#d5deea;background:#fff;color:#334155;box-shadow:none}

.assignment-item{border-color:#dbe5f0;background:#fff;box-shadow:0 5px 14px rgba(51,65,85,.05)}
.assignment-item:hover{border-color:#a9c2e4;box-shadow:0 10px 24px rgba(51,65,85,.09)}
.assignment-item p{color:#526176}

.auth-card{
  isolation:isolate;
  border-color:#cbd9eb;
  border-radius:22px;
  padding:34px 32px;
  background:rgba(255,255,255,.96);
  box-shadow:0 30px 75px rgba(51,65,85,.15),0 4px 14px rgba(51,65,85,.07);
}
.auth-card::before{
  content:"";
  position:absolute;
  z-index:-1;
  inset:0 0 auto 0;
  height:6px;
  background:linear-gradient(90deg,#2563eb,#6366f1 50%,#8b5cf6);
}
.auth-card::after{
  content:"";
  position:absolute;
  z-index:-1;
  right:-74px;
  top:-80px;
  width:190px;
  height:190px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(96,165,250,.18),rgba(99,102,241,.04) 68%,transparent 70%);
  pointer-events:none;
}
.auth-card h1{display:flex;align-items:center;gap:12px;color:#172033}
.auth-card h1::before{
  content:"✦";
  display:inline-grid;
  place-items:center;
  width:42px;
  height:42px;
  flex:0 0 auto;
  border-radius:13px;
  background:linear-gradient(135deg,#2563eb,#6366f1);
  color:#fff;
  font-size:19px;
  box-shadow:0 9px 20px rgba(37,99,235,.22);
}
.auth-card .lead{color:#526176}

.eyebrow{color:#2563eb}
.class-heading p{color:#64748b}
.tabs{border-color:#d7e1ec;background:rgba(255,255,255,.8);box-shadow:0 5px 14px rgba(51,65,85,.05)}
.tabs a{color:#526176}.tabs a:hover,.tabs a.active{background:#eaf2ff;color:#1e3a8a}.tabs a.active{box-shadow:inset 0 0 0 1px #93b4ef}
.field-help{color:#64748b}
.quick-links a{border-color:#dbe5f0;background:#fff;box-shadow:0 4px 12px rgba(51,65,85,.04)}
.quick-links a:hover{border-color:#8eb3ed;background:#f8fbff}.quick-links span{color:#64748b}
.row-editor summary{border-color:#d5deea;background:#fff;color:#334155}
.row-editor[open] form{border-color:#cbd7e6;background:#fff}
.feedback-box{background:#eff6ff;color:#334155}
.return-form{border-color:#d9e2ee}
.rubric-score-list article{border-color:#dbe5f0;background:#f8fafc}.rubric-score-list p{color:#64748b}
.metric-row{border-color:#d9e2ee}
.warning-list li{background:#fff7e6;color:#92400e;border:1px solid #fde2a7}.warning-list li.error{background:#fff1f2;color:#b42318;border-color:#fecaca}
.timeline span{color:#64748b}
.gradebook .sticky-col{background:#eef3f8}.gradebook tbody .sticky-col{background:#fff}.gradebook tbody tr:nth-child(even) .sticky-col{background:#fbfdff}
.gradebook th small,.gradebook td small{color:#64748b}
.score-cell.high{background:#ecfdf3!important}.score-cell.mid{background:#fffbeb!important}.score-cell.low{background:#fff1f2!important}.score-cell.empty{color:#94a3b8}.score-cell.average{background:#eef4ff!important}
.bar-head span{color:#64748b}.progress{background:#e2e8f0}

/* Student join guidance */
.join-card{max-width:760px}
.input-help{display:block;color:#64748b;font-size:12px;font-weight:500;line-height:1.45}
.join-choice{min-width:0;margin:2px 0 0;padding:0;border:0}
.join-choice legend{margin:0 0 9px;color:#334155;font-size:14px;font-weight:800}
.join-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.join-method-card{
  display:grid!important;
  grid-template-columns:auto auto minmax(0,1fr);
  align-items:center;
  gap:10px!important;
  min-height:94px;
  padding:12px;
  border:1px solid #d5deea;
  border-radius:14px;
  background:#fff;
  color:#334155!important;
  cursor:pointer;
  box-shadow:0 4px 12px rgba(51,65,85,.045);
  transition:border-color .16s ease,background .16s ease,box-shadow .16s ease,transform .16s ease;
}
.join-method-card:hover{transform:translateY(-1px);border-color:#9bb7dc;box-shadow:0 8px 18px rgba(51,65,85,.08)}
.join-method-card.selected{border-color:#5b7dea;background:#eef4ff;box-shadow:0 0 0 3px rgba(59,130,246,.10)}
.join-method-card input{width:18px;height:18px;min-height:0;margin:0;accent-color:#4f46e5;box-shadow:none}
.join-method-card>span:last-child{display:grid;gap:3px}.join-method-card b{font-size:14px}.join-method-card small{color:#64748b;font-size:12px;line-height:1.35}
.join-method-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#eaf2ff;font-size:17px}
.join-method-card.selected .join-method-icon{background:#dbeafe}
.join-panel{padding:14px;border:1px solid #cfe0f5;border-radius:14px;background:linear-gradient(135deg,#f8fbff,#fff)}
.join-panel.secure{border-color:#d8d5f5;background:linear-gradient(135deg,#f7f5ff,#fff)}
.join-panel[hidden]{display:none!important}
.join-privacy-note{margin-top:11px;padding:9px 11px;border-radius:10px;background:#eef2ff;color:#475569;font-size:12px;line-height:1.45}

@media(max-width:760px){
  .top{background:rgba(255,255,255,.97)}
  .auth-wrap{margin:22px auto}.auth-card{padding:26px 20px;border-radius:18px}
  .hero{gap:14px}.hero-card:first-child::after{width:150px;height:150px}
  .join-methods{grid-template-columns:1fr}.join-method-card{min-height:82px}
}

/* Legal information and shared footer */
.legal-footer{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:min(1120px,calc(100% - 32px));
  margin:34px auto 18px;
  padding:15px 18px;
  border:1px solid rgba(203,213,225,.9);
  border-radius:16px;
  background:rgba(255,255,255,.82);
  color:#64748b;
  box-shadow:0 8px 24px rgba(51,65,85,.07);
  backdrop-filter:blur(12px);
  font-size:12px;
}
.legal-footer-copy{font-weight:750;color:#475569;white-space:nowrap}
.legal-footer-links{display:flex;justify-content:flex-end;gap:8px 16px;flex-wrap:wrap}
.legal-footer-links a{color:#475569;text-decoration:none;font-weight:700}
.legal-footer-links a:hover{color:#1d4ed8;text-decoration:underline;text-underline-offset:3px}
.legal-footer-compact{margin-top:16px}
.form-legal-note{
  margin:2px 0 0;
  padding:10px 12px;
  border:1px solid #dbe5f0;
  border-radius:12px;
  background:#f8fbff;
  color:#526176;
  font-size:12px;
  line-height:1.55;
}
.form-legal-note a{color:#1d4ed8;font-weight:750}

.legal-wrap{width:min(980px,100%);margin-top:34px}
.legal-hero{
  position:relative;
  overflow:hidden;
  padding:28px 30px;
  border:1px solid #c8d8ef;
  border-radius:24px;
  background:linear-gradient(135deg,#eff6ff,#fff 58%,#f5f3ff);
  box-shadow:var(--shadow);
}
.legal-hero::after{content:"§";position:absolute;right:24px;top:-22px;color:rgba(37,99,235,.09);font:900 150px/1 Georgia,serif;pointer-events:none}
.legal-kicker{display:block;margin-bottom:7px;color:#2563eb;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.legal-hero h1{position:relative;z-index:1;margin:0;color:#172033;font-size:clamp(30px,5vw,48px);line-height:1.08;letter-spacing:-.035em}
.legal-hero p{position:relative;z-index:1;margin:10px 0 0;color:#64748b}
.legal-tabs{display:flex;gap:8px;margin:16px 0;padding:7px;border:1px solid #d8e2ee;border-radius:15px;background:rgba(255,255,255,.78);overflow:auto}
.legal-tabs a{flex:1 0 auto;padding:10px 14px;border-radius:10px;color:#526176;text-align:center;text-decoration:none;font-weight:800}
.legal-tabs a:hover{background:#f1f5f9;color:#1e3a8a}.legal-tabs a.active{background:linear-gradient(135deg,#4f46e5,#2563eb);color:#fff;box-shadow:0 7px 16px rgba(37,99,235,.19)}
.legal-document{padding:clamp(22px,4vw,38px);overflow:visible}
.legal-document h2{margin:30px 0 10px;padding-top:3px;font-size:21px;color:#172033}
.legal-document h2:first-of-type{margin-top:22px}
.legal-document h3{margin:0 0 7px;font-size:15px}
.legal-document p,.legal-document li{color:#3f4d63;font-size:15px;line-height:1.72}
.legal-document p{margin:8px 0 13px}.legal-document ul{display:grid;gap:6px;margin:8px 0 14px;padding-left:22px}
.legal-document a{color:#1d4ed8;font-weight:700}
.legal-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:-4px 0 20px}
.legal-summary>div{padding:14px;border:1px solid #dbe5f0;border-radius:14px;background:#f8fbff}
.legal-summary span,.legal-summary strong{display:block}.legal-summary span{margin-bottom:5px;color:#64748b;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.045em}.legal-summary strong{color:#172554;font-size:14px;overflow-wrap:anywhere}
.legal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:12px 0 18px}
.legal-grid section{padding:15px;border:1px solid #dbe5f0;border-radius:14px;background:#fbfdff}.legal-grid section:last-child:nth-child(odd){grid-column:1/-1}.legal-grid p{margin:0;font-size:14px;line-height:1.55}
.legal-note{margin:24px 0 0;padding:16px 18px;border:1px solid #bfdbfe;border-left:5px solid #3b82f6;border-radius:14px;background:#eff6ff;color:#334155;line-height:1.65}
.legal-table{margin:12px 0 15px}.legal-table table{min-width:680px}.legal-table td{color:#3f4d63;line-height:1.55}

@media(max-width:760px){
  .legal-footer{align-items:flex-start;flex-direction:column;width:calc(100% - 24px);margin:24px auto 12px;padding:14px}
  .legal-footer-links{justify-content:flex-start;gap:8px 14px}
  .legal-wrap{margin-top:18px}.legal-hero{padding:22px 20px;border-radius:19px}.legal-hero::after{right:8px;font-size:120px}
  .legal-tabs a{padding:9px 11px}.legal-document{padding:20px 16px}.legal-summary,.legal-grid{grid-template-columns:1fr}.legal-grid section:last-child:nth-child(odd){grid-column:auto}
}
.setup-task-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}.setup-task{min-width:0}.code-textarea{min-height:300px!important;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;white-space:pre}.check-grid{display:grid;gap:8px}.setup-task .check-row{padding:10px}.setup-task .check-row span{font-size:13px}@media(max-width:900px){.setup-task-grid{grid-template-columns:1fr}}
.participant-danger{min-width:280px;padding:10px 12px;border:1px solid #fecaca;border-radius:12px;background:#fff}.participant-danger summary{cursor:pointer;color:#991b1b;font-weight:800}.participant-danger form{display:grid;gap:7px;margin-top:10px}.participant-danger label{display:grid;gap:5px;color:#64748b;font-size:12px}.participant-danger input{min-height:38px;padding:8px 10px}
.research-template-card{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:16px;border-color:#bae6fd;background:linear-gradient(135deg,#ecfeff,#fff)}
.research-template-card h2{margin:5px 0 7px}.research-template-card p{margin:0 0 6px;color:#475569}.research-template-card small{color:#64748b}
.event-detail{position:sticky;bottom:0;margin-top:12px;padding:13px;border:1px solid #bae6fd;border-radius:12px;background:rgba(240,249,255,.97);box-shadow:0 -8px 22px rgba(15,23,42,.06)}
.event-detail b,.event-detail small{display:block}.event-detail small{margin-top:4px;color:#64748b}.event-detail p{margin:7px 0;color:#475569;font-size:13px;line-height:1.45}
.event-detail pre{max-height:220px;margin:9px 0 0;padding:11px;overflow:auto;border:1px solid #dbeafe;border-radius:9px;background:#fff;color:#1e293b;font:12px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere}
.evidence-chips{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:10px}.evidence-chips span{color:#64748b;font-size:11px;font-weight:800;text-transform:uppercase}.evidence-chips code{padding:4px 7px;border-radius:7px;background:#dbeafe;color:#1e3a8a;font-size:11px}
@media(max-width:760px){.research-template-card{align-items:flex-start;flex-direction:column}}