:root{color-scheme:dark;--bg:#061225;--panel:#0d2342;--line:#25466b;--text:#f5f9ff;--muted:#a9bbd0;--cyan:#22d3ee;--green:#34d399;--danger:#fb7185}
*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(circle at 80% 10%,#113c6b 0,transparent 35%),linear-gradient(160deg,#061225,#091a31 60%,#061225);color:var(--text)}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px clamp(18px,5vw,72px);border-bottom:1px solid rgba(255,255,255,.09);background:rgba(6,18,37,.82);backdrop-filter:blur(16px);position:sticky;top:0;z-index:2}.brand{display:flex;gap:12px;align-items:center}.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--cyan),#2563eb);font-weight:900;font-size:23px}.brand strong,.brand small{display:block}.brand small{color:var(--muted);margin-top:2px}
main{width:min(1080px,calc(100% - 32px));margin:clamp(32px,7vh,88px) auto}.card{background:linear-gradient(145deg,rgba(19,48,86,.92),rgba(9,27,52,.94));border:1px solid var(--line);border-radius:24px;padding:clamp(24px,4vw,48px);box-shadow:0 24px 70px rgba(0,0,0,.28)}.hero{max-width:820px;margin:auto}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.76rem;color:var(--cyan);font-weight:800}.hero h1,.welcome h1{font-size:clamp(2rem,5vw,4.2rem);line-height:1.04;margin:.25em 0}.lead{font-size:clamp(1rem,2vw,1.22rem);color:var(--muted);line-height:1.65}.button{border:0;border-radius:14px;background:linear-gradient(135deg,var(--cyan),#3b82f6);color:#04111f;font-weight:850;font-size:1rem;padding:14px 20px;cursor:pointer;box-shadow:0 10px 28px rgba(34,211,238,.2)}.button:hover{filter:brightness(1.08)}.button-secondary{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}.privacy{font-size:.85rem;color:var(--muted);margin-top:22px}.hidden{display:none!important}
.welcome{display:flex;justify-content:space-between;gap:20px;align-items:center}.role-badge{background:rgba(52,211,153,.14);color:var(--green);border:1px solid rgba(52,211,153,.45);padding:9px 15px;border-radius:999px;font-weight:800}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:18px 0}.metric{padding:24px}.metric span,.metric small,.metric strong{display:block}.metric span{color:var(--muted)}.metric strong{font-size:1.65rem;margin:9px 0}.metric small{color:var(--muted)}.next{padding:30px}.next li{margin:12px 0;color:var(--muted)}.error{border-color:rgba(251,113,133,.55)}.error h2{color:var(--danger)}.spinner{width:42px;height:42px;border:4px solid var(--line);border-top-color:var(--cyan);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}footer{text-align:center;color:var(--muted);padding:0 20px 30px;font-size:.84rem}
@media(max-width:760px){.grid{grid-template-columns:1fr}.welcome{align-items:flex-start;flex-direction:column}.brand small{font-size:.72rem}.topbar{padding:14px}.card{border-radius:18px}}
.learner-panel{margin:18px 0}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:18px}.section-heading h2{font-size:2rem;margin:.2rem 0 1rem}.count-badge{display:grid;place-items:center;min-width:42px;height:42px;padding:0 12px;border-radius:999px;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.4);color:var(--cyan);font-weight:850}.learner-form{display:grid;grid-template-columns:2fr 1fr;gap:16px;align-items:end}.learner-form label{display:grid;gap:7px;color:var(--muted);font-weight:700}.learner-form input,.learner-form select{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;background:#07172d;color:var(--text);font:inherit}.learner-form .confirmation{grid-column:1/-1;display:flex;align-items:center;gap:10px;font-weight:500}.confirmation input{width:18px;height:18px}.form-message{min-height:1.3em;color:var(--cyan)}.learner-list{display:grid;gap:10px;margin-top:14px}.learner-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:15px;border:1px solid var(--line);border-radius:14px;background:rgba(4,17,35,.42)}.learner-row strong,.learner-row small{display:block}.learner-row small,.empty{color:var(--muted)}.pilot-tag{font-size:.75rem;border:1px solid var(--line);padding:6px 9px;border-radius:999px;color:var(--cyan)}
.learner-actions{display:flex;align-items:center;gap:10px}.button-small{padding:9px 12px;font-size:.83rem;border-radius:10px}.results-panel{margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}.results-heading h3{font-size:1.4rem;margin:.2rem 0 .8rem}.result-list{display:grid;gap:10px}.result-card{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:14px;background:rgba(4,17,35,.55)}.result-card strong,.result-card small{display:block}.result-card small{color:var(--muted);margin-top:4px}.result-card .result-context{color:var(--green);font-weight:700;letter-spacing:.04em}.result-score{display:grid!important;place-items:center;min-width:64px;min-height:54px;border-radius:12px;background:rgba(52,211,153,.12);color:var(--green);font-size:1.25rem}
.pairing-panel{margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}.pairing-panel h3{margin:.3rem 0}.pairing-code{display:inline-block;margin:10px 0 2px;padding:14px 20px;border:1px solid rgba(52,211,153,.5);border-radius:14px;background:rgba(52,211,153,.12);color:var(--green);font-size:clamp(1.8rem,5vw,3rem);font-weight:900;letter-spacing:.16em;font-variant-numeric:tabular-nums}.learner-actions{flex-wrap:wrap}
@media(max-width:760px){.learner-form{grid-template-columns:1fr}.learner-form .confirmation{grid-column:auto}.learner-row{align-items:flex-start;flex-direction:column}.learner-actions{width:100%;justify-content:space-between}.result-card{grid-template-columns:1fr}.result-score{width:64px}}
.device-panel{margin:18px 0}.device-panel .section-heading h2{font-size:2rem;margin:.2rem 0 1rem}.device-list{display:grid;gap:12px}.device-card{padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(4,17,35,.48)}.device-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.device-heading strong,.device-heading small{display:block}.device-heading small{color:var(--muted);margin-top:5px}.connection-badge{padding:7px 11px;border-radius:999px;font-size:.78rem;font-weight:900}.connection-badge.online{color:var(--green);background:rgba(52,211,153,.13);border:1px solid rgba(52,211,153,.45)}.connection-badge.offline{color:var(--danger);background:rgba(251,113,133,.12);border:1px solid rgba(251,113,133,.4)}.device-details{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:15px;color:var(--muted);font-size:.88rem}
@media(max-width:760px){.device-heading{align-items:flex-start;flex-direction:column}.device-details{display:grid;gap:7px}}
.classroom-panel{margin:18px 0}.classroom-panel .section-heading h2{font-size:2rem;margin:.2rem 0 1rem}.classroom-form{display:grid;grid-template-columns:2fr 1fr;gap:16px;align-items:end}.classroom-form label{display:grid;gap:7px;color:var(--muted);font-weight:700}.classroom-form input,.classroom-form select{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;background:#07172d;color:var(--text);font:inherit}.classroom-form .school-field,.classroom-form .confirmation{grid-column:1/-1}.classroom-form .confirmation{display:flex;align-items:center;gap:10px;font-weight:500}.classroom-form .confirmation input{width:18px;height:18px}.classroom-list{display:grid;gap:10px;margin-top:14px}.classroom-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:15px;border:1px solid var(--line);border-radius:14px;background:rgba(4,17,35,.42)}.classroom-row strong,.classroom-row small{display:block}.classroom-row small{color:var(--muted);margin-top:5px}
@media(max-width:760px){.classroom-form{grid-template-columns:1fr}.classroom-form .school-field,.classroom-form .confirmation{grid-column:auto}.classroom-row{align-items:flex-start;flex-direction:column}}
.assignment-confirmation{display:flex;align-items:center;gap:10px;margin:18px 0;color:var(--muted);font-size:.9rem}.assignment-confirmation input{width:18px;height:18px}.classroom-row{display:block}.classroom-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.classroom-assignment{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:16px}.classroom-assignment select{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#07172d;color:var(--text);font:inherit}.roster-title{display:block;margin-top:18px;font-size:.9rem;color:var(--cyan)}.classroom-roster{display:grid;gap:8px;margin-top:8px}.roster-row{padding:10px 12px;border:1px solid rgba(37,70,107,.7);border-radius:11px;background:rgba(6,18,37,.55)}.roster-row strong,.roster-row small{display:block}.roster-row small{color:var(--muted);margin-top:3px}
@media(max-width:760px){.classroom-heading{align-items:flex-start;flex-direction:column}.classroom-assignment{grid-template-columns:1fr}.classroom-assignment .button{width:100%}}
.learning-assignment-form{display:grid;grid-template-columns:2fr 1.2fr .65fr .8fr .8fr 1.5fr;gap:9px;margin-top:10px}.learning-assignment-form input,.learning-assignment-form select{width:100%;min-width:0;border:1px solid var(--line);border-radius:10px;padding:10px 11px;background:#07172d;color:var(--text);font:inherit}.mini-confirmation{grid-column:1/-1;display:flex;align-items:center;gap:9px;color:var(--muted);font-size:.86rem}.mini-confirmation input{width:17px;height:17px}.learning-assignment-list{display:grid;gap:8px;margin-top:9px}
.assignment-field{display:grid;gap:6px;min-width:0;color:var(--muted);font-size:.78rem;font-weight:750}.assignment-field span{padding-left:2px;color:#c9d8e8}.assignment-field input,.assignment-field select{font-weight:500}
@media(max-width:760px){.learning-assignment-form{grid-template-columns:1fr}.mini-confirmation{grid-column:auto}.learning-assignment-form .button{width:100%}}
.assignment-status-button{margin-top:10px}.assignment-learner-status{display:grid;gap:7px;margin-top:10px;padding-top:10px;border-top:1px solid rgba(37,70,107,.7)}.assignment-status-summary{margin:0 0 3px;color:var(--cyan);font-size:.86rem;font-weight:800}.assignment-status-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:9px 10px;border-radius:9px;background:rgba(13,35,66,.66)}.assignment-status-row strong,.assignment-status-row small{display:block}.assignment-status-row small{color:var(--muted);margin-top:3px}.assignment-status-value{text-align:right}.assignment-status-value.completed strong{color:var(--green)}.assignment-status-value.pending strong{color:#fbbf24}
@media(max-width:760px){.assignment-status-row{align-items:flex-start;flex-direction:column}.assignment-status-value{text-align:left}}
.assignment-close-button{margin:10px 0 0 8px}
@media(max-width:760px){.assignment-close-button{margin-left:0}}


/* v18.2 secure Parent enrollment */
.enrollment-actions {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.enrollment-code-panel {
  background: #f4f8ff;
  border: 1px solid #b8cdf5;
  border-radius: 0.8rem;
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem;
  width: 100%;
}

.enrollment-code-panel.hidden {
  display: none;
}

.enrollment-code-label {
  color: #40516f;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.enrollment-code {
  color: #17233b;
  font-size: 1.45rem;
  letter-spacing: 0.16em;
  overflow-wrap: anywhere;
}


/* v18.2 Parent claim and consent */
.consent-panel {
  display: grid;
  gap: 1rem;
}

.consent-panel.hidden {
  display: none;
}

.enrollment-claim-form {
  align-items: end;
  display: grid;
  gap: 0.8rem;
  grid-template-columns:
    minmax(12rem, 1fr)
    minmax(12rem, 1fr)
    auto;
}

.enrollment-claim-form.hidden {
  display: none;
}

.enrollment-claim-form label {
  display: grid;
  gap: 0.35rem;
}

.consent-notice {
  background: #f7f9fd;
  border-left: 4px solid #5476bb;
  border-radius: 0.45rem;
  margin: 0;
  padding: 0.8rem;
}

.consent-list {
  display: grid;
  gap: 0.85rem;
}

.consent-card {
  border: 1px solid #d8dfeb;
  border-radius: 0.8rem;
  display: grid;
  gap: 0.65rem;
  padding: 0.9rem;
}

.consent-card-heading {
  align-items: flex-start;
  display: flex;
  gap: 0.8rem;
  justify-content: space-between;
}

.consent-card-heading > div {
  display: grid;
  gap: 0.2rem;
}

.consent-status {
  background: #eaf0fb;
  border-radius: 999px;
  color: #2c4778;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.3rem 0.55rem;
  white-space: nowrap;
}

.consent-actions,
.consent-otp-entry {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.consent-otp-entry input {
  max-width: 12rem;
}

@media (max-width: 760px) {
  .enrollment-claim-form {
    grid-template-columns: 1fr;
  }

  .consent-card-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .consent-status {
    align-self: flex-start;
  }
}