:root {
  --surface: #fff;
  --surface-muted: #f5f7f8;
  --border: #dce2e5;
  --text: #172126;
  --accent: var(--brand-primary);
  --danger: #b42318;
}

.notification-bell { position: relative; min-width: 44px; min-height: 44px; border: 0; background: transparent; font-size: 1.3rem; }
.notification-bell__badge { position: absolute; top: 0; right: 0; min-width: 20px; height: 20px; border-radius: 999px; background: var(--danger); color: white; font: 700 .75rem/20px system-ui; }
.notification-center, .courses-catalog, .courses-admin { min-width: 0; max-width: 100%; color: var(--text); font-family: system-ui, sans-serif; }
.notification-filters, .people-toolbar { display: flex; flex-wrap: wrap; gap: .75rem; margin-block: 1rem; }
.notification-filters label { display: grid; gap: .25rem; font-size: .85rem; }
.notification-list { display: grid; gap: .5rem; }
.notification-row { display: grid; gap: .2rem; width: 100%; padding: .9rem; text-align: left; border: 1px solid var(--border); border-radius: .75rem; background: var(--surface); }
.notification-row.is-unread { border-left: 4px solid var(--accent); background: #f4fbf6; }
.notification-row.is-highlighted { box-shadow: inset 0 0 0 2px #d6a800; }
.notification-row__summary, .notification-row__meta { font-size: .88rem; }
.notification-row__meta { color: #5d6970; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .35rem; }
.section-heading h1 { margin: 0; }
.section-heading [data-action="propose-training"] { color: white; border-color: var(--brand-primary); background: var(--brand-primary); }
.courses-introduction { max-width: 44rem; margin: 0 0 1.25rem; color: var(--brand-muted-text); line-height: 1.55; }
.course-grid { display: grid; min-width: 0; max-width: 100%; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 1rem; }
.course-card, .admin-course-block { min-width: 0; max-width: 100%; border: 1px solid var(--brand-border); border-radius: var(--radius-lg); padding: 1rem; background: var(--surface); box-shadow: var(--shadow-sm); }
.courses-empty { grid-column: 1 / -1; margin: 0; padding: 1.25rem; border: 1px dashed var(--brand-border); border-radius: var(--radius-lg); color: var(--brand-muted-text); text-align: center; background: color-mix(in srgb, var(--brand-primary) 3%, white); }
.course-detail, .training-proposal-form { display: grid; min-width: 0; width: 100%; gap: .85rem; max-width: 760px; padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: var(--surface); }
.course-detail dl { display: grid; grid-template-columns: auto 1fr; gap: .4rem 1rem; }
.course-detail dt { font-weight: 700; }
.training-proposal-form label { display: grid; gap: .3rem; }
.training-proposal-form input, .training-proposal-form textarea { width: 100%; box-sizing: border-box; }
.training-proposal-panel { min-width: 0; width: 100%; max-width: 760px; margin-top: 1.25rem; padding: 1.15rem; border: 1px solid color-mix(in srgb, var(--brand-primary) 20%, var(--brand-border)); border-radius: var(--radius-lg); background: var(--brand-surface); box-shadow: var(--shadow-md); }
.training-proposal-panel[hidden] { display: none; }
.training-proposal-panel__heading { display: flex; align-items: start; justify-content: space-between; gap: 1rem; }
.training-proposal-panel__heading p { margin: 0 0 .2rem; color: var(--brand-primary); font-size: .68rem; font-weight: 850; letter-spacing: .12em; }
.training-proposal-panel__heading h2 { margin: 0; color: var(--brand-text); }
.training-proposal-panel__heading button { width: 2.2rem; min-height: 2.2rem; padding: 0; border: 0; background: transparent; font-size: 1.35rem; }
.training-proposal-panel .training-proposal-form { max-width: none; margin-top: .85rem; padding: 0; border: 0; box-shadow: none; }
.training-proposal-panel .training-proposal-form > h2 { display: none; }
.training-proposal-feedback { display: flex; align-items: center; justify-content: space-between; gap: .75rem; max-width: 760px; margin-top: 1rem; padding: .75rem 1rem; border: 1px solid color-mix(in srgb, var(--brand-primary) 24%, var(--brand-border)); border-radius: var(--radius-md); background: color-mix(in srgb, var(--brand-primary) 7%, var(--brand-surface)); color: var(--brand-text); }
.training-proposal-feedback[hidden] { display: none; }
.training-proposal-feedback > div { display: grid; gap: .15rem; }
.training-proposal-feedback span { color: var(--brand-muted); }
.training-proposal-feedback button { flex: 0 0 auto; width: 2rem; min-height: 2rem; padding: 0; border: 0; background: transparent; color: var(--brand-muted-text); font-size: 1.25rem; }
.my-courses .module-heading { margin-bottom: var(--space-2); }
.my-courses-section { margin-top: var(--space-3); padding: var(--space-4); }
.my-courses-section > h2 { margin-block: 0 var(--space-3); }
.my-courses-section .my-courses-list { gap: var(--space-2); }
.my-proposal-card { display: grid; gap: .25rem; padding: .65rem 4.5rem .65rem .85rem; }
.my-proposal-card h3 { margin: 0; font-size: 1rem; }
.my-proposal-card time { color: var(--brand-muted-text); font-size: .86rem; }
.my-proposal-card__status { flex: 0 0 auto; font-size: .84rem; font-weight: 700; color: var(--brand-primary); }
.my-courses-section .empty-state { margin: 0; padding: .35rem 0; }
.course-card__status { color: var(--accent); font-weight: 700; font-size: .82rem; }
.course-card__details { display: grid; gap: .25rem; margin-block: .75rem; color: #4d5960; }
.course-conversation { display: grid; gap: .35rem; margin-top: 1.25rem; padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: var(--surface-muted); }
.course-conversation > label { font-weight: 700; }
.course-conversation > p { margin: 0; color: #5d6970; font-size: .88rem; }
.course-conversation__controls { display: grid; min-width: 0; max-width: 100%; grid-template-columns: minmax(0, 1fr) auto auto; align-items: end; gap: .5rem; }
.course-conversation textarea { min-height: 3rem; resize: vertical; padding: .7rem; }
.course-conversation__controls button { min-width: 44px; min-height: 44px; }
.courses-admin { display: grid; gap: 1rem; }
.admin-course-row { display: grid; min-width: 0; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 1rem; padding-block: .75rem; border-top: 1px solid var(--border); }
.admin-course-row div { display: grid; }
.admin-proposal-row { display: grid; gap: .65rem; padding-block: 1rem; border-top: 1px solid var(--border); }
.admin-proposal-row > div { display: flex; justify-content: space-between; gap: 1rem; }
.admin-proposal-row p { margin: 0; }
.admin-proposal-row dl { display: grid; min-width: 0; grid-template-columns: auto minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); gap: .35rem .65rem; margin: 0; }
.admin-proposal-row dt { font-weight: 700; }
.admin-proposal-row form { display: flex; flex-wrap: wrap; align-items: end; gap: .65rem; }
.admin-proposal-row form label { display: grid; gap: .25rem; }
.people-list { overflow-x: auto; }
.people-list table { width: 100%; border-collapse: collapse; min-width: 850px; }
.people-list th, .people-list td { padding: .65rem; border-bottom: 1px solid var(--border); text-align: left; }
.support-case-form, .support-detail, .support-list { display: grid; gap: 1rem; max-width: 900px; color: var(--text); font-family: system-ui, sans-serif; }
.support-case-form, .support-detail { padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: var(--surface); }
.support-case-form label, [data-support-reply] label { display: grid; gap: .3rem; }
.support-case-form textarea, [data-support-reply] textarea { resize: vertical; }
.support-compose-actions { display: flex; justify-content: flex-end; gap: .5rem; }
.support-compose-actions button { min-height: 44px; }
.support-filters { display: flex; flex-wrap: wrap; gap: .5rem; }
.support-case-row { display: grid; grid-template-columns: 10rem 7rem minmax(0, 1fr) 7rem; gap: .75rem; padding: .8rem; border: 1px solid var(--border); border-radius: .7rem; color: inherit; text-decoration: none; }
.support-thread { display: grid; gap: .75rem; }
.support-message { padding: .8rem; border-radius: .75rem; background: var(--surface-muted); }
.support-message--admin { border-left: 4px solid var(--accent); }
.support-message header { display: flex; justify-content: space-between; gap: 1rem; }

@media (max-width: 680px) {
  .section-heading { align-items: stretch; flex-direction: column; }
  .course-grid { grid-template-columns: 1fr; }
  .admin-course-row { grid-template-columns: 1fr; gap: .5rem; }
  .admin-proposal-row > div { flex-direction: column; }
  .admin-proposal-row dl { grid-template-columns: auto 1fr; }
  .notification-filters label { width: 100%; }
  .notification-center { padding-inline: .25rem; }
  .course-conversation__controls { grid-template-columns: minmax(0, 1fr) auto; }
  .course-conversation__controls button[type="submit"] { grid-column: 1 / -1; }
  .support-case-row { grid-template-columns: 1fr; gap: .2rem; }
  .support-filters > * { width: 100%; }
  .my-proposal-card > div { align-items: center; flex-direction: row; }
}