:root {
  --ink: #172033;
  --muted: #64748b;
  --surface: #ffffff;
  --line: #dbe4f0;
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --secondary: #0f766e;
  --soft: #eef2ff;
  --success: #166534;
  font-family: Rubik, Arial, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100vh; color: var(--ink); background: linear-gradient(150deg, #f8fafc, #eef2ff 55%, #ecfeff); }
a { color: inherit; }
.topbar { min-height: 68px; padding: 14px max(20px, calc((100vw - 1120px) / 2)); display: flex; align-items: center; justify-content: space-between; background: rgba(255,255,255,.9); border-bottom: 1px solid var(--line); }
.brand { font-size: 1.2rem; font-weight: 900; text-decoration: none; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.topbar-logout { min-height: 38px; padding: 8px 14px; }
.text-link { color: var(--primary-dark); font-weight: 700; }
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 46px 0 70px; }
body[data-classroom-page="teacher"] .shell { width: min(1180px, calc(100% - 32px)); }
.entry-shell { max-width: 940px; }
.intro { text-align: center; margin-bottom: 28px; }
.intro p { max-width: 980px; margin-inline: auto; }
.eyebrow { display: inline-block; padding: 7px 12px; border-radius: 999px; background: var(--soft); color: var(--primary-dark); font-weight: 800; }
h1 { margin: 12px 0 8px; font-size: clamp(2rem, 5vw, 3.7rem); }
h2 { margin-top: 0; }
p { color: var(--muted); line-height: 1.65; }
.choice-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.auth-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.card { padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); box-shadow: 0 16px 45px rgba(30,41,59,.08); }
.classroom-card { border-color: #a5b4fc; }
.card-icon { font-size: 2.2rem; }
form { display: grid; gap: 15px; }
label { display: grid; gap: 7px; color: #334155; font-weight: 750; }
input,
textarea { width: 100%; min-height: 48px; padding: 10px 13px; border: 1px solid #cbd5e1; border-radius: 12px; background: #fff; color: var(--ink); font: inherit; }
textarea { min-height: 140px; resize: vertical; line-height: 1.55; }
input:focus,
textarea:focus { outline: 3px solid rgba(79,70,229,.2); border-color: var(--primary); }
.password-field { position: relative; display: block; }
.password-field input { padding-left: 58px; }
.button.password-toggle { position: absolute; left: 6px; top: 50%; transform: translateY(-50%); width: 40px; min-width: 40px; min-height: 40px; height: 40px; padding: 0; border-radius: 12px; color: var(--primary-dark); background: var(--soft); }
.password-toggle:hover { background: #e0e7ff; }
.password-toggle[aria-pressed="true"] { color: #1d4ed8; background: #dbeafe; }
.eye-icon { width: 22px; height: 22px; flex: 0 0 22px; display: block; background: currentColor; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12Z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12Z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E") center / contain no-repeat; }
.password-toggle[aria-pressed="true"] .eye-icon { -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10.7 5.1A10.8 10.8 0 0 1 12 5c6.5 0 10 7 10 7a18 18 0 0 1-3.2 4.2'/%3E%3Cpath d='M6.6 6.6C3.6 8.6 2 12 2 12s3.5 7 10 7a10.7 10.7 0 0 0 5.4-1.5'/%3E%3Cpath d='M14.1 14.1A3 3 0 0 1 9.9 9.9'/%3E%3Cpath d='m2 2 20 20'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10.7 5.1A10.8 10.8 0 0 1 12 5c6.5 0 10 7 10 7a18 18 0 0 1-3.2 4.2'/%3E%3Cpath d='M6.6 6.6C3.6 8.6 2 12 2 12s3.5 7 10 7a10.7 10.7 0 0 0 5.4-1.5'/%3E%3Cpath d='M14.1 14.1A3 3 0 0 1 9.9 9.9'/%3E%3Cpath d='m2 2 20 20'/%3E%3C/svg%3E") center / contain no-repeat; }
.field-help { margin: -6px 0 0; color: #475569; font-size: .92rem; line-height: 1.45; }
.button { min-height: 46px; padding: 11px 18px; border: 0; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; text-decoration: none; font: inherit; font-weight: 850; cursor: pointer; }
.primary { color: #fff; background: var(--primary); }
.primary:hover { background: var(--primary-dark); }
.secondary { color: #fff; background: var(--secondary); }
.subscription { color: #fff; background: #b45309; }
.subscription:hover { background: #92400e; }
.quiet { color: var(--primary-dark); background: var(--soft); }
.message { min-height: 24px; margin: 8px 0 0; color: #b91c1c; font-weight: 700; }
.message.success { color: var(--success); }
.wide { grid-column: 1 / -1; text-align: center; }
.signed-in { margin-top: 18px; padding: 16px; border-radius: 14px; background: #ecfdf5; }
.signed-in strong { display: block; margin-bottom: 12px; }
body.classroom-student-signed-in .guest-card,
body.classroom-student-signed-in .subscription-card,
body.classroom-student-signed-in .classroom-card > .card-icon,
body.classroom-student-signed-in .classroom-card > h2,
body.classroom-student-signed-in .classroom-card > p {
  display: none;
}
body.classroom-student-signed-in .choice-grid { grid-template-columns: minmax(0, 1fr); max-width: 560px; margin: 0 auto; }
body.forced-student-login .choice-grid { grid-template-columns: minmax(0, 560px); justify-content: center; }
body.forced-student-login .classroom-card { border-color: #0f766e; }
.dashboard-heading { display: flex; justify-content: space-between; gap: 18px; align-items: center; margin-bottom: 22px; }
#teacher-dashboard { max-width: 1120px; margin: 0 auto; }
.create-class { display: grid; grid-template-columns: 1fr; align-items: end; margin-top: 24px; }
.create-class-summary { display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.create-class-summary h2,
.create-class-summary p { margin: 0; }
.create-class-summary h2 { margin-bottom: 4px; }
.create-class-fields { display: grid; gap: 15px; margin-top: 18px; }
.create-class p { margin-bottom: 0; }
.course-picker { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; }
.course-picker legend { padding: 0 6px; color: #334155; font-weight: 850; }
.course-picker label { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border-radius: 10px; background: #f8fafc; }
.course-picker input { width: auto; min-height: auto; margin: 0; accent-color: var(--primary); }
.class-courses { display: grid; gap: 14px; margin-top: 18px; padding: 16px; border-radius: 14px; background: #f8fafc; }
.class-courses h4 { margin: 0; color: #0f172a; font-size: 1.15rem; }
.student-roster-panel {
  display: grid;
  gap: 16px;
  padding: 16px;
  border: 1px solid #dbeafe;
  border-radius: 14px;
  background: #f8fafc;
}
.student-roster-top,
.class-login-summary {
  display: grid;
  gap: 4px;
}
.student-roster-top strong,
.class-login-summary strong {
  color: #0f172a;
  font-size: 1.08rem;
  font-weight: 900;
}
.student-roster-top span,
.class-login-summary span,
.class-login-summary small {
  color: #475569;
  font-weight: 750;
  line-height: 1.45;
}
.class-login-summary {
  padding: 12px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #fff;
}
.student-roster-list {
  display: grid;
  gap: 8px;
}
.student-roster-row {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #fff;
}
.student-roster-identity {
  display: grid;
  gap: 3px;
  min-width: 0;
}
.student-roster-row span {
  color: var(--muted);
  font-weight: 750;
}
.student-roster-email {
  direction: rtl;
  text-align: right;
  overflow-wrap: anywhere;
  font-size: .86rem;
}
.student-roster-email-label {
  direction: rtl;
}
.student-roster-email-value {
  direction: ltr;
  unicode-bidi: isolate;
}
.student-import-form {
  padding-top: 4px;
}
.student-import-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.student-code-results {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid #bbf7d0;
  border-radius: 12px;
  background: #f0fdf4;
}
.student-code-results table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 10px;
  background: #fff;
}
.student-code-results th,
.student-code-results td {
  padding: 9px 10px;
  border-bottom: 1px solid #dcfce7;
  text-align: right;
}
.student-code-results tr:last-child td {
  border-bottom: 0;
}
.numeric-login-code {
  direction: ltr;
  font-weight: 900;
  letter-spacing: .08em;
}
.lesson-zero-panel {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid #bfdbfe;
  border-radius: 14px;
  background: linear-gradient(135deg, #eff6ff, #ecfeff);
}
.lesson-zero-panel strong,
.lesson-zero-panel span {
  display: block;
}
.lesson-zero-panel span {
  color: #475569;
  font-weight: 750;
  line-height: 1.45;
}
.lesson-zero-start {
  width: fit-content;
}
.course-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 10px; }
.course-action-card {
  min-height: 96px;
  padding: 16px;
  border: 1px solid #dbeafe;
  border-radius: 16px;
  display: grid;
  align-content: center;
  gap: 6px;
  background: #fff;
  color: #1e293b;
  text-decoration: none;
  box-shadow: 0 10px 26px rgba(23, 32, 51, .06);
}
.course-action-card::before {
  content: "כניסה";
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #075985;
  font-size: .78rem;
  font-weight: 900;
}
.course-action-card strong,
.course-action-card span {
  display: block;
}
.course-action-card strong {
  color: #0f172a;
  font-size: 1.05rem;
  font-weight: 900;
}
.course-action-card span {
  color: #475569;
  font-size: .92rem;
  font-weight: 750;
  line-height: 1.45;
}
.course-action-card.primary-action {
  border-color: #a5b4fc;
  background: linear-gradient(135deg, #ffffff, #eef2ff);
}
.course-action-card.primary-action::before {
  content: "פעולה ראשית";
  background: #4f46e5;
  color: #fff;
}
.course-action-card:hover,
.course-action-card:focus-visible {
  border-color: #4f46e5;
  box-shadow: 0 14px 32px rgba(79, 70, 229, .14);
  outline: none;
}
.craftom-lesson-controls {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid #c7d2fe;
  border-radius: 14px;
  background: linear-gradient(135deg, #ffffff, #eef2ff);
}
.craftom-lesson-controls-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.craftom-lesson-controls-top h4,
.craftom-lesson-controls-top p {
  margin: 0;
}
.craftom-lesson-controls-top h4 {
  color: #0f172a;
  font-size: 1.15rem;
}
.craftom-lesson-controls-top p {
  margin-top: 4px;
  color: var(--muted);
  font-weight: 750;
  line-height: 1.45;
}
.craftom-lesson-control-list {
  display: grid;
  gap: 8px;
}
.craftom-lesson-control-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #fff;
}
.craftom-lesson-control-row.is-open {
  border-color: #bbf7d0;
  background: #f0fdf4;
}
.craftom-lesson-control-row.is-next {
  border-color: #a5b4fc;
  box-shadow: inset 0 0 0 2px rgba(99, 102, 241, .1);
}
.craftom-lesson-control-row.is-completed-lesson {
  border-color: #e2e8f0;
  background: #f8fafc;
  color: #64748b;
  opacity: .82;
}
.craftom-lesson-control-row.is-completed-lesson .craftom-lesson-control-copy strong {
  color: #64748b;
}
.craftom-lesson-control-row.is-completed-lesson .craftom-lesson-control-copy span {
  color: #94a3b8;
}
.craftom-lesson-control-row.is-active-lesson {
  border-color: #4f46e5;
  background: linear-gradient(135deg, #eef2ff, #ffffff);
  box-shadow: 0 14px 32px rgba(79, 70, 229, .16), inset 0 0 0 2px rgba(79, 70, 229, .12);
  opacity: 1;
}
.craftom-lesson-control-row.is-active-lesson .craftom-lesson-control-copy strong {
  color: #312e81;
}
.craftom-lesson-control-row.is-active-lesson .craftom-lesson-control-copy span {
  color: #4338ca;
}
.craftom-lesson-control-copy strong,
.craftom-lesson-control-copy span {
  display: block;
}
.craftom-lesson-control-copy strong {
  color: #0f172a;
  font-weight: 900;
}
.craftom-lesson-control-copy span {
  margin-top: 3px;
  color: #475569;
  font-size: .9rem;
  font-weight: 800;
}
.craftom-lesson-control-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
}
.teacher-course-selector {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid #c7d2fe;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(30,41,59,.07);
}
.teacher-course-selector-copy h3 {
  margin: 0 0 4px;
  font-size: 1.25rem;
}
.teacher-course-selector-copy p {
  margin: 0;
}
.teacher-course-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
}
.course-tab {
  min-height: 76px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #f8fafc;
  color: var(--ink);
  font: inherit;
  text-align: right;
  cursor: pointer;
}
.course-tab strong,
.course-tab span {
  display: block;
}
.course-tab strong {
  color: #1f2937;
  font-weight: 900;
}
.course-tab span {
  margin-top: 4px;
  color: var(--muted);
  font-size: .9rem;
  font-weight: 800;
}
.course-tab.active {
  border-color: var(--primary);
  background: var(--soft);
  box-shadow: inset 0 0 0 2px rgba(79,70,229,.16);
}
.teacher-course-hub-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  margin: 12px 0 4px;
  padding: 16px;
  border: 1px solid #d7e6f2;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 26px rgba(23, 32, 51, .06);
}
.teacher-course-hub-copy strong,
.teacher-course-hub-copy span {
  display: block;
}
.teacher-course-hub-copy strong {
  color: #0b2342;
  font-size: 1.08rem;
  font-weight: 900;
}
.teacher-course-hub-copy span {
  margin-top: 3px;
  color: #475569;
  font-weight: 750;
}
.teacher-course-hub-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
}
.class-course-settings {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #fff;
}
.class-course-settings summary {
  cursor: pointer;
  padding: 11px 12px;
  color: #334155;
  font-weight: 900;
}
.class-course-settings .course-access-form {
  padding: 0 12px 12px;
}
.kugel-server-panel {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto auto;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid #bfdbfe;
  border-radius: 14px;
  background: #f8fafc;
}
.kugel-server-copy strong,
.kugel-server-copy span {
  display: block;
}
.kugel-server-copy span {
  margin-top: 3px;
  color: var(--muted);
  font-weight: 800;
}
.kugel-server-access-code {
  min-width: 150px;
  padding: 8px 12px;
  border: 1px solid #bbf7d0;
  border-radius: 12px;
  background: #f0fdf4;
  color: #166534;
}
.kugel-server-access-code span,
.kugel-server-access-code strong {
  display: block;
}
.kugel-server-access-code span {
  font-size: .78rem;
  font-weight: 850;
}
.kugel-server-access-code strong {
  direction: ltr;
  margin-top: 2px;
  font-size: 1rem;
  font-weight: 950;
  letter-spacing: .02em;
}
.kugel-server-badge {
  justify-self: start;
  min-width: 72px;
  padding: 7px 10px;
  border-radius: 999px;
  text-align: center;
  font-size: .82rem;
  font-weight: 900;
}
.kugel-server-badge.running {
  background: #dcfce7;
  color: #166534;
}
.kugel-server-badge.idle {
  background: #f1f5f9;
  color: #475569;
}
.kugel-server-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.kugel-server-actions .button {
  min-height: 38px;
  padding: 8px 12px;
}
.kugel-server-panel.is-busy {
  opacity: .82;
}
.kugel-world-controls {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto;
  gap: 8px;
  align-items: center;
}
.kugel-world-controls select,
.kugel-world-save input {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font: inherit;
  font-weight: 800;
  background: #fff;
}
.kugel-world-save {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 8px;
}
.button.danger {
  color: #991b1b;
  background: #fee2e2;
}
.button.lesson-sequence-blocked {
  color: #475569;
  border-color: #cbd5e1;
}
.kugel-server-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.kugel-server-list h4 {
  margin: 0;
}
.admin-server-panel {
  margin-top: 0;
}
.student-shell { max-width: 760px; }
.student-courses-card { min-height: 180px; }
.course-access-form { display: grid; gap: 10px; }
.classes-list { display: grid; gap: 20px; margin-top: 24px; }
.class-card { padding: 22px; border-radius: 20px; background: #fff; border: 1px solid var(--line); }
.class-top { display: grid; gap: 10px; align-items: start; }
.class-top h3 { margin-bottom: 6px; }
.class-code-line { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 0; }
.class-code-line span { color: var(--muted); font-weight: 850; }
.code { display: inline-block; padding: 8px 11px; direction: ltr; border-radius: 10px; background: #f1f5f9; font: 800 1rem ui-monospace, monospace; letter-spacing: .08em; }
.class-workspace-tabs {
  display: grid;
  gap: 14px;
}
.class-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border: 1px solid #dbe4ef;
  border-radius: 14px;
  background: #f8fafc;
}
.class-tab {
  min-height: 40px;
  border: 0;
  border-radius: 10px;
  padding: 8px 13px;
  background: transparent;
  color: #475569;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}
.class-tab.active {
  background: #fff;
  color: #1d4ed8;
  box-shadow: 0 6px 16px rgba(30, 64, 175, .12);
}
.class-tab-panel {
  display: grid;
  gap: 14px;
}
.student-list { display: grid; gap: 8px; margin: 16px 0; padding: 0; list-style: none; }
.student-list li { padding: 10px 12px; border-radius: 10px; background: #f8fafc; }
.student-list li strong, .student-list li small { display: block; }
.student-list li small { margin-top: 4px; color: var(--muted); }
.students-table-section {
  margin: 18px 0 0;
  overflow-x: auto;
}
.students-table-section h4 { margin: 0 0 10px; }
.students-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid #dbe4ef;
  border-radius: 10px;
  background: #fff;
  font-size: .95rem;
}
.students-table th,
.students-table td {
  padding: 11px 12px;
  border-bottom: 1px solid #e2e8f0;
  text-align: right;
}
.students-table th {
  background: #f1f5f9;
  color: #334155;
  font-weight: 900;
}
.students-table .minecraft-username {
  direction: ltr;
  text-align: left;
  font-weight: 800;
  color: #334155;
}
.students-table tbody tr:last-child td { border-bottom: 0; }
.students-table tbody tr:nth-child(even) td { background: #f8fafc; }
.minecraft-identity-status {
  padding: 8px 10px;
  border-radius: 10px;
  background: #eef2ff;
  color: #334155;
  font-weight: 800;
}
.minecraft-identity-list { display: grid; gap: 8px; margin-top: 14px; }
.minecraft-identity-row {
  padding: 10px 12px;
  border-radius: 10px;
  background: #f8fafc;
}
.minecraft-identity-row strong, .minecraft-identity-row small { display: block; }
.minecraft-identity-row small { margin-top: 4px; color: var(--muted); }
.progress-dashboard-section {
  display: grid;
  gap: 14px;
  margin: 18px 0;
  padding: 16px;
  border: 1px solid #c7d2fe;
  border-radius: 16px;
  background: linear-gradient(135deg, #f8fafc, #eef2ff);
}
.generic-course-progress {
  display: grid;
  gap: 14px;
  margin: 18px 0;
  padding: 16px;
  border: 1px solid #dbeafe;
  border-radius: 16px;
  background: linear-gradient(135deg, #ffffff, #f8fbff);
}
.generic-course-progress-top strong,
.generic-course-progress-top span {
  display: block;
}
.generic-course-progress-top strong {
  color: #0b2342;
  font-weight: 900;
}
.generic-course-progress-top span {
  margin-top: 3px;
  color: #64748b;
  font-weight: 750;
  line-height: 1.45;
}
.generic-course-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.generic-course-metrics span {
  min-height: 68px;
  padding: 12px;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  background: #fff;
  color: #475569;
  font-weight: 850;
}
.generic-course-metrics strong {
  display: block;
  color: #2563eb;
  font-size: 1.7rem;
  line-height: 1;
}
.generic-course-students {
  display: grid;
  gap: 8px;
}
.generic-course-student {
  display: grid;
  grid-template-columns: minmax(140px, .9fr) minmax(160px, 1fr) minmax(190px, 1fr);
  gap: 10px;
  align-items: center;
  padding: 11px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  background: #fff;
}
.generic-course-student.started {
  border-color: #bbf7d0;
  background: #f0fdf4;
}
.generic-course-student strong {
  color: #0f172a;
}
.generic-course-student span,
.generic-course-student small {
  color: #475569;
  font-weight: 800;
}
.progress-dashboard-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.progress-dashboard-top strong,
.progress-dashboard-top span {
  display: block;
}
.progress-dashboard-top span {
  margin-top: 4px;
  color: #475569;
  font-weight: 750;
  line-height: 1.45;
}
.progress-dashboard-content { display: grid; gap: 14px; }
.progress-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(110px, 1fr));
  gap: 10px;
}
.progress-summary-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.progress-summary-card strong {
  display: block;
  color: var(--primary-dark);
  font-size: 1.35rem;
}
.progress-summary-card span {
  display: block;
  color: var(--muted);
  font-weight: 800;
}
.progress-summary-card.compact {
  padding: 10px 12px;
}
.lesson-progress-focus {
  display: grid;
  gap: 14px;
  padding: 14px;
  border: 1px solid #dbe3ef;
  border-radius: 14px;
  background: #fff;
}
.lesson-progress-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
}
.lesson-progress-top strong,
.lesson-progress-top span {
  display: block;
}
.lesson-progress-top span {
  margin-top: 3px;
  color: var(--muted);
  font-weight: 750;
}
.lesson-progress-top select {
  min-width: min(360px, 100%);
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
  color: var(--ink);
  font: inherit;
  font-weight: 850;
}
.lesson-progress-body {
  display: grid;
  gap: 12px;
}
.lesson-progress-body h4 {
  margin: 0;
  color: #1f2937;
}
.lesson-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 10px;
}
.lesson-student-list {
  display: grid;
  gap: 8px;
}
.lesson-student-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(0, 2.2fr);
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #f8fafc;
}

.lesson-inline-detail {
  grid-column: 1 / -1;
}
.lesson-student-row.started {
  border-color: #fde68a;
  background: #fffbeb;
}
.lesson-student-row.completed {
  border-color: #bbf7d0;
  background: #f0fdf4;
}
.lesson-student-name strong,
.lesson-student-name span {
  display: block;
}
.lesson-student-name span {
  margin-top: 2px;
  color: var(--muted);
  font-size: .86rem;
  font-weight: 750;
}
.student-minecraft-identity-lines {
  display: grid;
  gap: 2px;
  margin-top: 5px;
}
.student-minecraft-identity-lines span {
  display: block;
  margin-top: 0;
  color: #475569;
  font-size: .82rem;
  font-weight: 850;
  line-height: 1.35;
  direction: ltr;
  text-align: right;
  overflow-wrap: anywhere;
}
.student-identity-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 7px;
}
.student-identity-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 28px;
  padding: 4px 8px;
  border: 1px solid #dbeafe;
  border-radius: 999px;
  background: #eff6ff;
  color: #1e40af;
  font-size: .78rem;
  font-weight: 850;
}
.student-identity-badge strong {
  color: #64748b;
  font-size: .72rem;
}
.lesson-student-status {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.mini-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  background: #fff;
  color: #334155;
  font-size: .82rem;
  font-weight: 850;
}
.mini-status strong {
  color: #64748b;
  font-size: .75rem;
}
.minecraft-connection-mini {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  background: #eef2ff;
  color: #3730a3;
  font-size: .82rem;
  font-weight: 900;
}
.minecraft-connection-mini strong {
  color: inherit;
  font-size: .75rem;
}
.minecraft-connection-mini.connected {
  border-color: #86efac;
  background: #dcfce7;
  color: #166534;
}
.minecraft-connection-mini.offline {
  background: #f1f5f9;
  color: #475569;
}
.minecraft-connection-mini.last-seen {
  border-color: #fde68a;
  background: #fffbeb;
  color: #92400e;
}
.minecraft-connection-mini.unassigned {
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}
.coin-progress {
  display: grid;
  grid-template-columns: minmax(86px, auto) minmax(130px, 1fr);
  align-items: center;
  gap: 8px;
  min-width: 220px;
  padding: 6px 9px;
  border: 1px solid #fde68a;
  border-radius: 12px;
  background: #fff7ed;
}
.coin-progress-label {
  display: flex;
  align-items: baseline;
  gap: 6px;
  color: #92400e;
  font-size: .82rem;
  font-weight: 900;
}
.coin-progress-label strong {
  color: #78350f;
  font-size: .78rem;
}
.coin-progress-track {
  height: 11px;
  overflow: hidden;
  border-radius: 999px;
  background: #fed7aa;
  box-shadow: inset 0 0 0 1px rgba(146, 64, 14, .12);
}
.coin-progress-track span {
  display: block;
  height: 100%;
  min-width: 5px;
  border-radius: inherit;
  background: linear-gradient(90deg, #f59e0b, #22c55e);
  transition: width .2s ease;
}
.coin-progress.complete {
  border-color: #86efac;
  background: #f0fdf4;
}
.coin-progress.complete .coin-progress-label {
  color: #166534;
}
.minecraft-class-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #eff6ff;
}
.minecraft-class-controls > strong {
  color: #1e3a8a;
  font-size: .95rem;
}
.minecraft-command-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}
.button.compact-action {
  min-height: 30px;
  padding: 5px 8px;
  border-radius: 999px;
  font-size: .78rem;
}
.mini-status.started {
  border-color: #fcd34d;
  background: #fffbeb;
  color: #92400e;
}
.mini-status.completed {
  border-color: #86efac;
  background: #f0fdf4;
  color: #166534;
}
.lesson-detail-button {
  min-width: 72px;
  padding: 8px 10px;
}
.lesson-detail-panel {
  min-height: 62px;
}
.progress-advanced {
  border: 1px solid #dbe3ef;
  border-radius: 14px;
  background: #fff;
}
.progress-advanced summary {
  cursor: pointer;
  padding: 13px 14px;
  color: #334155;
  font-weight: 900;
}
.progress-advanced .progress-table-wrap {
  border-width: 1px 0 0;
  border-radius: 0;
}
.progress-advanced .progress-detail {
  margin: 12px;
}
.progress-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.progress-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
}
.progress-table th,
.progress-table td {
  padding: 8px;
  border-bottom: 1px solid #e2e8f0;
  text-align: center;
  vertical-align: middle;
}
.progress-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fafc;
  color: #334155;
  font-weight: 900;
}
.progress-table .progress-student-name {
  position: sticky;
  right: 0;
  z-index: 2;
  min-width: 180px;
  max-width: 220px;
  background: #fff;
  text-align: right;
}
.progress-student-name strong,
.progress-student-name small {
  display: block;
}
.progress-student-name small {
  margin-top: 3px;
  color: var(--muted);
  font-weight: 750;
}
.progress-cell {
  width: 100%;
  min-width: 70px;
  min-height: 36px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #f8fafc;
  color: #334155;
  font: inherit;
  font-size: .82rem;
  font-weight: 900;
  cursor: pointer;
}
.progress-cell.started {
  border-color: #f59e0b;
  background: #fffbeb;
  color: #92400e;
}
.progress-cell.completed {
  border-color: #22c55e;
  background: #ecfdf5;
  color: #166534;
}
.progress-cell:hover { outline: 3px solid rgba(79,70,229,.16); }
.progress-detail,
.progress-detail-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.progress-detail {
  min-height: 76px;
  padding: 14px;
  color: var(--muted);
  font-weight: 800;
}
.progress-detail-card {
  padding: 14px;
  color: var(--ink);
}
.progress-detail-card h4,
.progress-detail-card p {
  margin: 0 0 8px;
}
.progress-detail-statuses {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.progress-pill {
  display: inline-grid;
  gap: 2px;
  min-width: 130px;
  padding: 9px 11px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  background: #f8fafc;
  color: #334155;
  font-weight: 850;
}
.progress-pill strong {
  color: #0f172a;
  font-size: .82rem;
}
.progress-pill.started {
  border-color: #fcd34d;
  background: #fffbeb;
  color: #92400e;
}
.progress-pill.completed {
  border-color: #86efac;
  background: #f0fdf4;
  color: #166534;
}
.progress-detail-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 0;
}
.progress-detail-meta dt,
.progress-detail-meta dd {
  margin: 0;
}
.progress-detail-meta dt {
  color: var(--muted);
  font-weight: 800;
}
.progress-detail-meta dd {
  font-weight: 900;
}
.progress-submission {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 12px;
  margin-top: 12px;
  padding: 12px;
  border-radius: 14px;
  background: #f8fafc;
}
.progress-submission img {
  width: 140px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--line);
}
.progress-empty-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-weight: 800;
}
.management-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: end; margin-top: 16px; }
.management-form h3, .management-form .field-help { grid-column: 1 / -1; }
.teacher-identity-form { margin: 16px 0; }
.archive-toggle { display: flex; align-items: center; gap: 8px; width: fit-content; margin-top: 20px; }
.archive-toggle input { width: auto; min-height: auto; }
.archive-state { width: fit-content; padding: 4px 9px; border-radius: 999px; color: #92400e; background: #fef3c7; font-weight: 800; }
.class-card.archived { border-style: dashed; background: #fffbeb; }
.archived-students li { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.one-time-code { padding: 12px; border: 1px solid #86efac; border-radius: 12px; background: #f0fdf4; color: #14532d; }

@media (max-width: 720px) {
  .shell { width: min(100% - 22px, 1120px); padding-top: 28px; }
  .topbar { align-items: flex-start; gap: 12px; }
  .topbar-actions { align-items: flex-end; flex-direction: column; gap: 8px; }
  .choice-grid, .auth-grid, .create-class, .course-picker, .teacher-course-tabs, .management-form, .password-field, .teacher-course-hub-card { grid-template-columns: 1fr; }
  .dashboard-heading, .class-top { align-items: stretch; flex-direction: column; }
  .create-class-summary { align-items: stretch; flex-direction: column; }
  .progress-dashboard-top, .lesson-progress-top { align-items: stretch; flex-direction: column; }
  .progress-summary-grid, .lesson-summary-grid, .progress-detail-meta, .progress-submission, .lesson-student-row, .generic-course-metrics, .generic-course-student { grid-template-columns: 1fr; }
  .archived-students li { align-items: stretch; flex-direction: column; }
  .card { padding: 20px; }
}

/* Teacher classrooms visual refresh, aligned with the Agent Academy screens. */
body[data-classroom-page="teacher"] {
  background:
    radial-gradient(circle at 9% 2%, rgba(250, 204, 21, .18), transparent 29%),
    radial-gradient(circle at 93% 10%, rgba(20, 184, 166, .16), transparent 31%),
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(241,247,250,.98)),
    #f6fafc;
}

body[data-classroom-page="teacher"] .topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 68px;
  background: rgba(247,251,255,.94);
  border-bottom-color: #d7e7f5;
  backdrop-filter: blur(14px);
}

body[data-classroom-page="teacher"] .brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #0b2342;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, #2563eb, #0f766e 68%, #f59e0b);
  box-shadow: 0 12px 24px rgba(15, 118, 110, .18);
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 1px;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 800;
}

body[data-classroom-page="teacher"] .text-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid #bdd8f4;
  border-radius: 999px;
  background: #fff;
  color: #075985;
  font-weight: 900;
  text-decoration: none;
}

body[data-classroom-page="teacher"] .shell {
  padding-top: 30px;
}

body[data-classroom-page="teacher"] .intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: 28px;
  align-items: center;
  margin-bottom: 30px;
  padding: 28px;
  border: 1px solid rgba(189,216,244,.95);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,255,255,.96), rgba(239,246,255,.92));
  box-shadow: 0 22px 58px rgba(23, 32, 51, .09);
  text-align: right;
}

body[data-classroom-page="teacher"] .intro p {
  max-width: 720px;
  margin: 0;
  color: #243246;
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  font-weight: 500;
}

body[data-classroom-page="teacher"] .eyebrow {
  color: #0f766e;
  background: #ecfdf5;
}

body[data-classroom-page="teacher"] h1 {
  margin: 12px 0;
  font-size: clamp(2.15rem, 4.6vw, 4rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.intro-panel {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid #c7daec;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 18px 36px rgba(37, 99, 235, .12);
}

.intro-panel-top,
.intro-panel-row,
.intro-panel-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.intro-panel-top {
  color: #075985;
  font-weight: 900;
}

.intro-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 7px rgba(34,197,94,.13);
}

.intro-panel-metric {
  min-height: 98px;
  padding: 16px;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, #2563eb, #0f766e);
}

.intro-panel-metric strong {
  font-size: 2.1rem;
  line-height: 1;
}

.intro-panel-metric span,
.intro-panel-row {
  font-weight: 850;
}

.intro-panel-row {
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid #dbeafe;
  border-radius: 13px;
  background: #f8fafc;
}

.intro-panel-row b {
  color: #0f766e;
}

body[data-classroom-page="teacher"] .card,
body[data-classroom-page="teacher"] .class-card,
body[data-classroom-page="teacher"] .teacher-course-selector {
  border-color: #d7e6f2;
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(23, 32, 51, .08);
}

body[data-classroom-page="teacher"] #teacher-login-form,
body[data-classroom-page="teacher"] #teacher-invitation-form {
  position: relative;
  overflow: hidden;
}

body[data-classroom-page="teacher"] #teacher-login-form::before,
body[data-classroom-page="teacher"] #teacher-invitation-form::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, #2563eb, #0f766e, #f59e0b);
}

body[data-classroom-page="teacher"] .button {
  border-radius: 999px;
  font-weight: 900;
}

body[data-classroom-page="teacher"] .primary {
  background: #2563eb;
  box-shadow: 0 10px 20px rgba(37,99,235,.18);
}

body[data-classroom-page="teacher"] .dashboard-heading {
  padding: 18px 20px;
  border: 1px solid #d7e6f2;
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 12px 28px rgba(23, 32, 51, .07);
}

body[data-classroom-page="teacher"] .dashboard-heading h2,
body[data-classroom-page="teacher"] .dashboard-heading p {
  margin: 0;
}

body[data-classroom-page="teacher"] .create-class {
  margin-top: 28px;
  background: linear-gradient(135deg, #ffffff, #f8fbff);
}

body[data-classroom-page="teacher"] .course-picker {
  border-color: #d7e6f2;
  background: #f8fafc;
}

body[data-classroom-page="teacher"] .course-picker label {
  border: 1px solid #e2e8f0;
  background: #fff;
}

body[data-classroom-page="teacher"] .teacher-course-selector {
  margin-bottom: 8px;
  background: rgba(255,255,255,.94);
}

body[data-classroom-page="teacher"] .course-tab {
  border-color: #d7e6f2;
  background: #fff;
  box-shadow: 0 8px 18px rgba(23, 32, 51, .05);
}

body[data-classroom-page="teacher"] .course-tab.active {
  border-color: #2563eb;
  background: #eef6ff;
}

body[data-classroom-page="teacher"] .class-card {
  display: grid;
  gap: 16px;
  padding: 24px;
}

body[data-classroom-page="teacher"] .class-top h3 {
  margin: 0 0 8px;
  color: #0b2342;
  font-size: 1.45rem;
}

body[data-classroom-page="teacher"] .class-courses {
  margin-top: 0;
  border: 1px solid #dbeafe;
  background: linear-gradient(135deg, #f8fbff, #eef6ff);
}

body[data-classroom-page="teacher"] .lesson-zero-panel {
  border-color: #a7f3d0;
  background: linear-gradient(135deg, #ecfdf5, #eff6ff);
}

body[data-classroom-page="teacher"] .progress-dashboard-section {
  margin: 0;
  border-color: #c7d2fe;
  background: linear-gradient(135deg, #ffffff, #eef2ff);
}

body[data-classroom-page="teacher"] .rfw-button {
  left: 18px !important;
  bottom: 18px !important;
  width: 58px !important;
  height: 58px !important;
  max-width: 58px !important;
  padding: 0 !important;
  border-radius: 50% !important;
  overflow: hidden !important;
  font-size: 0 !important;
}

body[data-classroom-page="teacher"] .rfw-button::after {
  content: "דיווח";
  font-size: 12px;
  font-weight: 900;
}

body[data-classroom-page="teacher"] #hai-user-badge {
  display: none !important;
}

@media (max-width: 720px) {
  body[data-classroom-page="teacher"] .topbar {
    align-items: center;
  }

  body[data-classroom-page="teacher"] .topbar-actions {
    align-items: flex-start;
  }

  body[data-classroom-page="teacher"] .intro {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .intro-panel {
    display: none;
  }

  .kugel-server-panel {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .craftom-lesson-control-row {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .craftom-lesson-control-actions .button {
    flex: 1 1 150px;
  }

  .kugel-world-controls,
  .kugel-world-save {
    grid-template-columns: 1fr;
  }

  .kugel-server-badge {
    justify-self: stretch;
  }

  .coin-progress {
    grid-template-columns: 1fr;
    min-width: 0;
    width: 100%;
  }
}