:root {
  --bg: #ffffff;
  --ink: #0b1220;
  --ink-2: #1f2a44;
  --muted: #5b6577;
  --line: #e6ebf2;
  --line-2: #eef2f7;

  --blue-50: #eff4ff;
  --blue-100: #dbe7ff;
  --blue-200: #bfd3ff;
  --blue-500: #2f6bff;
  --blue-600: #0050a6;
  --blue-700: #173fb0;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow:
    0 30px 60px -22px rgba(23, 63, 176, 0.25),
    0 12px 24px -12px rgba(15, 23, 42, 0.08);
  --ring: 0 0 0 4px rgba(47, 107, 255, 0.18);

  /* Global responsive page gutter — keeps content off the screen edges */
  --page-gutter: clamp(20px, 5vw, 56px);
  --page-max: 1200px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI",
    Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Flat background — no gradients */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: #ffffff;
}

.page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

/* Bare layout: no topbar — hero stretches and centers vertically */
.page--bare {
  grid-template-rows: 1fr auto;
}

.page--bare .hero {
  padding-top: 24px;
  padding-bottom: 24px;
}

.page--landing {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.page--landing::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url("./back.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: min(152vmin, 1520px);
  opacity: 0.08;
  pointer-events: none;
  transform-origin: center;
  animation: landing-logo-drift 14s ease-in-out infinite;
}

.page--landing > * {
  position: relative;
  z-index: 1;
}

@keyframes landing-logo-drift {
  0%,
  100% {
    transform: scale(1) rotate(0deg);
    opacity: 0.08;
  }
  50% {
    transform: scale(1.035) rotate(-1.2deg);
    opacity: 0.12;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page--landing::before {
    animation: none;
  }
}

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px var(--page-gutter);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.topbar--center {
  justify-content: center;
  background: var(--blue-600);
  border-bottom-color: var(--blue-600);
  color: #fff;
}

.topbar--center .brand__text {
  font-size: 28px;
  color: #fff;
}

.topbar--center .brand__text .sep {
  color: #fff;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  user-select: none;
}

.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--blue-600);
  box-shadow: 0 6px 14px rgba(23, 63, 176, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.4px;
}

.brand__mark::after {
  content: "KC";
}

.brand__text {
  font-weight: 800;
  letter-spacing: 0.4px;
  font-size: 20px;
}

.brand__text .sep {
  color: var(--blue-600);
  margin: 0 2px;
  font-weight: 900;
}

.learns {
  font-weight: 400;
  letter-spacing: 0.01em;
}

.nav {
  display: none;
  gap: 22px;
}

.nav a {
  text-decoration: none;
  color: var(--ink-2);
  font-weight: 500;
  font-size: 14px;
  opacity: 0.85;
}

.nav a:hover {
  opacity: 1;
  color: var(--blue-700);
}

.topbar__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (min-width: 820px) {
  .nav {
    display: inline-flex;
  }
}

/* ---------- Hero ---------- */
.hero {
  display: grid;
  place-items: center;
  padding: clamp(64px, 9vw, 120px) var(--page-gutter)
    clamp(48px, 6vw, 80px);
}

.hero__inner {
  width: min(var(--page-max), 100%);
  text-align: center;
  display: grid;
  gap: 28px;
  justify-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--blue-50);
  color: var(--blue-700);
  border: 1px solid var(--blue-100);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.eyebrow__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--blue-600);
  box-shadow: 0 0 0 4px rgba(47, 107, 255, 0.18);
}

.display {
  margin: 0;
  font-size: clamp(52px, 8.5vw, 104px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 800;
  color: var(--ink);
}

.display .accent {
  color: var(--blue-600);
  white-space: nowrap;
}

.lead {
  margin: 0;
  max-width: 640px;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.6;
}

.actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: center;
  margin-top: 4px;
}

.page--landing .btn--primary {
  min-height: 58px;
  padding: 16px 28px;
  border-radius: 14px;
  font-size: 17px;
  gap: 10px;
}

.page--landing .btn--primary .arrow {
  width: 19px;
  height: 19px;
}

/* ---------- Buttons ---------- */
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 600;
  font-size: 14.5px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition:
    transform 0.06s ease,
    background 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    color 0.18s ease;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  color: #fff;
  background: var(--blue-600);
  box-shadow: 0 10px 22px -10px rgba(23, 63, 176, 0.45);
}

.btn--primary:hover {
  background: var(--blue-700);
  box-shadow: 0 14px 28px -10px rgba(23, 63, 176, 0.55);
}

.btn--ghost {
  color: var(--ink-2);
  background: #fff;
  border-color: var(--line);
}

.btn--ghost:hover {
  border-color: var(--blue-200);
  color: var(--blue-700);
}

.btn--sm {
  padding: 9px 14px;
  font-size: 13.5px;
  border-radius: 10px;
}

.btn--full {
  width: 100%;
}

.btn .arrow {
  transition: transform 0.18s ease;
}

.btn:hover .arrow {
  transform: translateX(2px);
}

/* ---------- Trust row ---------- */
.trust {
  margin-top: 10px;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 12.5px;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.pill svg {
  color: var(--blue-600);
}

/* ---------- Cards / forms (used on login) ---------- */
.card {
  width: min(440px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 32px;
}

.card__header {
  display: grid;
  gap: 6px;
  margin-bottom: 20px;
  text-align: center;
}

.card__header .title {
  margin: 0;
  font-size: 26px;
  letter-spacing: -0.01em;
  font-weight: 700;
}

.card__header .subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
}

.form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field__label {
  font-weight: 600;
  font-size: 13px;
  color: var(--ink-2);
}

.field__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.link {
  color: var(--blue-700);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}

.link:hover {
  text-decoration: underline;
}

.link--button {
  background: transparent;
  border: 0;
  cursor: pointer;
  font: inherit;
  padding: 0;
}

.field__input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field__input-wrap {
  position: relative;
  display: block;
}

.field__input--with-icon {
  padding-right: 46px;
}

.field__eye-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  min-width: 48px;
  height: 32px;
  border: 0;
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-700);
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
}

.field__eye-btn:hover {
  background: var(--blue-50);
}

.field__eye-btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.field__input::placeholder {
  color: #9aa3b2;
}

.field__input:focus {
  border-color: var(--blue-500);
  box-shadow: var(--ring);
}

.hint {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

.hint--error {
  color: #b42318;
  font-weight: 600;
}

.hint--success {
  color: #067647;
  font-weight: 600;
}

.hint--help {
  max-width: 360px;
  line-height: 1.5;
}

.hint--help code {
  font-size: 11px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #9aa3b2;
  font-size: 12px;
  margin: 4px 0;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-2);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--blue-600);
  padding: 18px var(--page-gutter);
  color: #fff;
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  background: var(--blue-600);
}

.footer__links {
  display: inline-flex;
  gap: 16px;
}

.footer a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
}

.footer a:hover {
  color: #fff;
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn .arrow,
  .field__input {
    transition: none;
  }
}

/* ===================================================================
   LMS Dashboard
   =================================================================== */

.lms {
  background: #f6f7fb;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
}

.lms__topbar {
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.lms__topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--page-gutter);
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
}

.lms__brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.lms__home {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-2);
  border-right: 1px solid var(--line);
  padding-right: 12px;
  margin-right: 4px;
}

.lms__brand-text {
  font-weight: 800;
  font-size: 30px;
  letter-spacing: 0.4px;
  color: var(--blue-700);
}

.lms__brand-text .sep {
  color: var(--blue-600);
  margin: 0 2px;
}

.lms__topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.lms__icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.lms__icon-btn[hidden] {
  display: none !important;
}

.lms__icon-btn:hover {
  background: var(--blue-50);
  border-color: var(--blue-100);
  color: var(--blue-700);
}

.lms__profile-wrap {
  position: relative;
  display: inline-flex;
}

.lms__profile {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 6px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  margin-left: 8px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.lms__profile:hover {
  background: var(--blue-50);
  border-color: var(--blue-100);
}

.lms__profile-caret {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-2);
  transition: transform 0.15s ease;
}

.lms__profile-wrap.is-open .lms__profile-caret {
  transform: rotate(180deg);
}

.lms__profile-wrap.is-open .lms__profile {
  background: var(--blue-50);
  border-color: var(--blue-100);
}

.lms__avatar {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--blue-600);
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.lms__profile-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-2);
}

.lms__profile-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 240px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow:
    0 12px 24px -8px rgba(15, 23, 42, 0.15),
    0 4px 8px -4px rgba(15, 23, 42, 0.08);
  padding: 6px;
  z-index: 30;
}

.lms__profile-menu[hidden] {
  display: none;
}

.lms__profile-menu-header {
  padding: 10px 12px 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 4px;
}

.lms__profile-menu-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
}

.lms__profile-menu-meta {
  margin-top: 2px;
  font-size: 12px;
  color: var(--ink-2);
  text-transform: capitalize;
}

.lms__profile-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  background: none;
  border: 0;
  border-radius: 8px;
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}

.lms__profile-menu-item:hover {
  background: var(--blue-50);
  color: var(--blue-700);
}

.lms__profile-menu-item svg {
  flex-shrink: 0;
}

.lms__nav {
  background: var(--blue-700);
  color: #fff;
}

.lms__nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 var(--page-gutter);
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
}

.lms__nav-groups {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

@media (max-width: 880px) {
  .lms__nav-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
}

.lms__nav-item {
  appearance: none;
  background: transparent;
  border: 0;
  color: #fff;
  font-weight: 400;
  font-size: 17px;
  padding: 18px 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-bottom: 3px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.lms__nav-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-bottom-color: rgba(255, 255, 255, 0.45);
}

.lms__nav-group {
  position: relative;
  display: inline-flex;
}

.lms__nav-group.is-open .lms__nav-item {
  background: rgba(255, 255, 255, 0.12);
  border-bottom-color: #fff;
}

.lms__nav-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 240px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 6px;
  display: none;
  z-index: 30;
}

.lms__nav-group.is-open .lms__nav-menu {
  display: block;
}

.lms__nav-link {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease;
}

.lms__nav-link:hover,
.lms__nav-link:focus-visible {
  background: var(--blue-50);
  color: var(--blue-700);
  outline: none;
}

.lms__main {
  padding: 0;
}

.lms__main-inner {
  padding: 24px var(--page-gutter) 40px;
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
}

.lms__welcome {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  height: clamp(160px, 22vw, 240px);
  display: flex;
  align-items: flex-end;
  padding: 24px clamp(20px, 4vw, 32px);
  margin-bottom: 24px;
}

.lms__welcome-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.lms__welcome-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    rgba(11, 18, 32, 0.65) 0%,
    rgba(11, 18, 32, 0.2) 45%,
    transparent 100%
  );
}

.lms__welcome-title {
  position: relative;
  z-index: 2;
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.lms__grid {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 960px) {
  .lms__grid {
    grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
    align-items: start;
  }
}

.lms__card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  box-shadow:
    0 8px 22px rgba(15, 23, 42, 0.06),
    0 2px 6px rgba(15, 23, 42, 0.04);
}

.lms__card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.lms__card-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  color: var(--ink-2);
}

.lms__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.lms__tab {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 10px 12px;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.lms__tab:hover {
  color: var(--ink-2);
}

.lms__tab.is-active {
  color: var(--blue-700);
  border-bottom-color: var(--blue-600);
}

.lms__courses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 640px) {
  .lms__courses {
    grid-template-columns: 1fr;
  }
}

.lms__course {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
  box-shadow:
    0 4px 14px rgba(15, 23, 42, 0.1),
    0 1px 3px rgba(15, 23, 42, 0.06);
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.lms__course-link {
  display: flex;
  flex-direction: column;
  flex: 1;
  text-decoration: none;
  color: inherit;
}

.lms__course-link:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.2) inset;
}

.lms__course:hover {
  border-color: var(--blue-200);
  box-shadow:
    0 12px 28px rgba(15, 23, 42, 0.14),
    0 4px 10px rgba(23, 63, 176, 0.08);
  transform: translateY(-2px);
}

.lms__course-thumb {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0.6px;
  color: #fff;
}

.lms__course-thumb[data-color="indigo"] { background: #4338ca; }
.lms__course-thumb[data-color="teal"]   { background: #0d9488; }
.lms__course-thumb[data-color="amber"]  { background: #b45309; }
.lms__course-thumb[data-color="rose"]   { background: #be123c; }

.lms__course-body {
  padding: 12px 14px 14px;
  display: grid;
  gap: 4px;
}

.lms__course-title {
  margin: 0;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink-2);
  line-height: 1.3;
}

.lms__course-meta {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.lms__course-role {
  margin: 4px 0 0;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--blue-700);
}

.lms__course-delete {
  position: absolute;
  right: 10px;
  bottom: 10px;
  appearance: none;
  background: #fff;
  border: 1px solid #f1c4c4;
  color: #b42318;
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  z-index: 2;
}

.lms__course-delete:hover {
  background: #fde8e8;
  border-color: #f5b5b5;
}

.lms__course-delete:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.18);
}

.lms__course-group + .lms__course-group {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.lms__course-group-title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-2);
}

.lms__view-all {
  display: inline-block;
  margin-top: 16px;
  color: var(--blue-700);
  text-decoration: none;
  font-weight: 600;
  font-size: 13.5px;
}

.lms__view-all:hover {
  text-decoration: underline;
}

.lms__empty {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  background: var(--surface-2, #fafafa);
}

.lms__empty-title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.lms__empty-text {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
}

.lms__card-header--sub {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.lms__actions {
  display: grid;
  gap: 8px;
  margin: 4px 0 6px;
}

.lms__actions-readonly {
  margin: 0;
  padding: 10px 12px;
  font-size: 12.5px;
  color: var(--ink-2);
  background: var(--surface-2, #fafafa);
  border: 1px dashed var(--line);
  border-radius: 10px;
}

.lms__action {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  background: #fff;
  transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

.lms__action:hover {
  border-color: var(--blue-200);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.lms__action[hidden] {
  display: none;
}

.lms__action-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.lms__action-desc {
  font-size: 12.5px;
  color: var(--ink-2);
}

/* ------- Action pages (admin / instructor) ------- */
.page--action {
  min-height: 100vh;
  background: #f6f8fb;
}

.action {
  max-width: 760px;
  margin: 24px auto;
  padding: 0 var(--page-gutter);
}

.action--loginlike {
  max-width: 560px;
}

.action__topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.action__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  color: var(--blue-700);
  text-decoration: none;
  font-weight: 600;
}

.action__back:hover {
  text-decoration: underline;
}

.action__title {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}

.action__subtitle {
  margin: 0 0 18px;
  color: var(--ink-2);
  font-size: 13.5px;
}

.action__card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
}

.action__card--loginlike {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 26px 22px;
}

.action__card + .action__card {
  margin-top: 18px;
}

.action__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 600px) {
  .action__row {
    grid-template-columns: 1fr;
  }
}

.action__actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}

.msg {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--line-2);
  color: var(--ink-2);
}

.msg--success {
  background: #e7f5ec;
  border-color: #b9e0c6;
  color: #0f5132;
}

.msg--error {
  background: #fde8e8;
  border-color: #f5b5b5;
  color: #842029;
}

/* Fixed toast — errors/success visible without scrolling */
.toast {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: min(560px, calc(100vw - 32px));
  margin: 0;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.45;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-2);
  box-shadow:
    0 12px 32px rgba(15, 23, 42, 0.14),
    0 4px 10px rgba(15, 23, 42, 0.08);
  animation: toast-in 0.25s ease;
}

.toast[hidden] {
  display: none !important;
}

.toast--success {
  background: #e7f5ec;
  border-color: #b9e0c6;
  color: #0f5132;
}

.toast--error {
  background: #fde8e8;
  border-color: #f5b5b5;
  color: #842029;
}

.toast__text {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.toast__close {
  flex-shrink: 0;
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  opacity: 0.65;
  font-size: 20px;
  line-height: 1;
  padding: 0 2px;
  cursor: pointer;
  border-radius: 4px;
}

.toast__close:hover {
  opacity: 1;
  background: rgba(0, 0, 0, 0.06);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.table th,
.table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.table th {
  font-weight: 600;
  color: var(--ink-2);
  background: #f8fafc;
}

.table tr:last-child td {
  border-bottom: none;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}

.stat__label {
  font-size: 12px;
  color: var(--ink-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat__value {
  margin-top: 4px;
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
}

.lms__sidebar {
  display: grid;
  gap: 4px;
}

.lms__info-heading {
  margin: 14px 0 4px;
  color: var(--ink-2);
  font-size: 14.5px;
  font-weight: 700;
}

.lms__info-heading:first-of-type {
  margin-top: 4px;
}

.lms__info-text {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.55;
}

.lms__footer {
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 13px;
}

.lms__footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px var(--page-gutter);
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
}

.lms__footer .link {
  background: transparent;
  border: 0;
  cursor: pointer;
  font: inherit;
}

@media (max-width: 720px) {
  .lms__profile-name {
    display: none;
  }
  .lms__nav-inner {
    overflow-x: auto;
  }
}

/* =====================
   Course page (dashboard/course.html)
   ===================== */

.lms__course-titlebar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  margin: 0 8px;
  min-width: 0;
  flex: 1;
  border-left: 1px solid var(--line);
}

.lms__course-titlebar-name {
  font-weight: 700;
  color: var(--ink-2);
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.course-nav {
  background: var(--blue-700);
  color: #fff;
  border-bottom: 1px solid var(--blue-700);
}

.course-nav__inner {
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--page-gutter);
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
}

.course-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 15px 14px;
  font-size: 17px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s ease;
}

.course-nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 10px;
  height: 2px;
  background: currentColor;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.course-nav__link:hover {
  color: #fff;
}

.course-nav__link.is-active {
  color: #fff;
}

.course-nav__link:hover::after {
  opacity: 1;
}

.course-hero {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 18px;
  min-height: 180px;
  display: flex;
  align-items: flex-end;
  color: #fff;
}

.course-hero__bg {
  position: absolute;
  inset: 0;
  background: #4338ca;
  z-index: 0;
}

.course-hero__bg::after {
  content: "KC";
  position: absolute;
  right: -20px;
  top: -30px;
  font-size: 240px;
  font-weight: 800;
  letter-spacing: -8px;
  color: rgba(255, 255, 255, 0.08);
  line-height: 1;
}

.course-hero__bg.is-cover-image {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.course-hero__bg.is-cover-image::after {
  display: none;
}

.course-cover-change {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 3;
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-2);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

.course-cover-change:hover {
  background: #fff;
}

.course-cover-change[hidden] {
  display: none !important;
}

.course-cover-picker {
  position: absolute;
  right: 16px;
  bottom: 56px;
  z-index: 3;
  width: min(320px, calc(100% - 32px));
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.course-cover-picker[hidden] {
  display: none !important;
}

.course-cover-picker__label {
  margin: 0 0 10px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-2);
}

.course-cover-picker__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.course-cover-picker__option {
  appearance: none;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  background: var(--line-2);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.course-cover-picker__option:hover {
  transform: translateY(-1px);
}

.course-cover-picker__option.is-selected {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 2px rgba(47, 107, 255, 0.2);
}

.course-cover-picker__option img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.course-cover-picker__msg {
  margin: 8px 0 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-700);
}

.course-cover-picker__msg--error {
  color: #b42318;
}

.lms__course-thumb--cover {
  background: #1f2a44;
}

.lms__course-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.course-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.45) 100%);
  z-index: 1;
}

.course-hero__content {
  position: relative;
  z-index: 2;
  padding: 24px 28px;
  width: 100%;
}

.course-hero__breadcrumb {
  margin: 0 0 10px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.course-hero__breadcrumb a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}

.course-hero__breadcrumb a:hover {
  text-decoration: underline;
}

.course-hero__title {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
}

.course-hero__meta {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 13.5px;
  font-weight: 500;
}

.course-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.course-widget {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.course-widget--wide {
  grid-column: 1 / -1;
}

.course-widget__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: #f8fafd;
}

.course-widget__header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.course-widget__add {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--blue-100);
  background: #fff;
  color: var(--blue-700);
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

/* `display: inline-flex` above overrides the UA [hidden] rule — restore it. */
.course-widget__add[hidden],
#announceToggleBtn[hidden] {
  display: none !important;
}

.course-announce-form[hidden] {
  display: none !important;
}

.course-widget__add:hover {
  background: var(--blue-50);
  border-color: var(--blue-200);
}

.course-announce-form {
  margin-bottom: 14px;
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px dashed var(--blue-100);
  border-radius: 12px;
  background: #fafcff;
}

.course-announce-form__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.course-announce-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.course-announce {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-announce__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.course-announce__title {
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-2);
}

.course-announce__date {
  font-size: 12px;
  color: var(--muted);
}

.course-announce__body {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.45;
  white-space: pre-wrap;
}

.course-widget__title {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-2);
}

.course-widget__sub {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

.course-widget__body {
  padding: 14px 16px;
  flex: 1;
}

.course-widget__empty {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

/* Calendar widget */
.course-cal__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-cal__row + .course-cal__row {
  margin-top: 8px;
}

.course-cal__row--alt {
  background: var(--blue-50);
  border-color: var(--blue-100);
}

.course-cal__label {
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 600;
}

.course-cal__count {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-700);
  background: #fff;
  border: 1px solid var(--blue-100);
  border-radius: 999px;
  padding: 2px 10px;
}

/* Visual Table of Contents (resources) */
.course-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.course-toc__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-toc__main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.course-toc__title {
  font-weight: 600;
  color: var(--ink-2);
  font-size: 13.5px;
}

.course-toc__desc {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.course-toc__link {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--blue-700);
  text-decoration: none;
  border: 1px solid var(--blue-100);
  background: var(--blue-50);
  padding: 6px 10px;
  border-radius: 8px;
  white-space: nowrap;
}

.course-toc__link:hover {
  background: #fff;
}

.course-toc__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.course-toc__delete {
  color: #b42318;
  border-color: #f1c4c4;
}

.course-toc__delete:hover {
  background: #fde8e8;
}

/* Work To Do (assignments) */
.course-todo {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.course-todo__item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-todo__icon {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #fff1f0;
  color: #b42318;
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #f5b5b5;
}

.course-todo__title {
  margin: 0;
  font-weight: 600;
  color: var(--ink-2);
  font-size: 14px;
}

.course-todo__due {
  display: inline-block;
  margin-top: 2px;
  font-size: 12.5px;
  color: var(--blue-700);
  font-weight: 600;
}

.course-todo__due--none {
  color: var(--muted);
  font-weight: 500;
}

.course-todo__desc {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.4;
}

/* Grades list */
.course-grades {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.course-grades__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-grades__main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 2px;
}

.course-grades__who {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.course-grades__title {
  font-weight: 600;
  color: var(--ink-2);
  font-size: 14px;
}

.course-grades__feedback {
  margin: 4px 0 0;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.4;
}

.course-grades__score {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  min-width: 80px;
}

.course-grades__score-num {
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-2);
}

.course-grades__score-pct {
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-700);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: 999px;
  padding: 1px 8px;
}

/* Assignments list (course page section) */
.course-assignments {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.course-assignments__item {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-assignments__main {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.course-assignments__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.course-assignments__title {
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-2);
}

.course-assignments__max {
  font-size: 12px;
  font-weight: 700;
  color: var(--blue-700);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: 999px;
  padding: 1px 8px;
}

.course-assignments__due {
  font-size: 12.5px;
  font-weight: 600;
}

.course-assignments__due[data-tone="future"] {
  color: var(--blue-700);
}

.course-assignments__due[data-tone="past"] {
  color: #b42318;
}

.course-assignments__due[data-tone="none"] {
  color: var(--muted);
  font-weight: 500;
}

.course-assignments__desc {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
  white-space: pre-wrap;
}

/* Class Progress stats */
.course-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.course-stat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.course-stat__value {
  font-size: 26px;
  font-weight: 800;
  color: var(--ink-2);
  line-height: 1.1;
}

.course-stat__label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.course-stat[data-tone="indigo"] {
  background: linear-gradient(180deg, #eef2ff 0%, #fff 100%);
  border-color: #c7d2fe;
}
.course-stat[data-tone="teal"] {
  background: linear-gradient(180deg, #ecfdf5 0%, #fff 100%);
  border-color: #a7f3d0;
}
.course-stat[data-tone="amber"] {
  background: linear-gradient(180deg, #fffbeb 0%, #fff 100%);
  border-color: #fde68a;
}
.course-stat[data-tone="rose"] {
  background: linear-gradient(180deg, #fff1f2 0%, #fff 100%);
  border-color: #fecdd3;
}

#section-roster[hidden] {
  display: none !important;
}

.course-grid[hidden] {
  display: none !important;
}

#navRoster[hidden] {
  display: none !important;
}

.course-roster__toolbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}

.course-roster__attendance-toolbar {
  display: grid;
  grid-template-columns: minmax(180px, 240px) auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}

.course-roster__attendance-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 14px;
}

.course-roster__table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.course-roster__table {
  margin: 0;
  min-width: 560px;
}

.course-roster__table th,
.course-roster__table td {
  vertical-align: middle;
}

.course-roster__table-empty {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 16px !important;
}

.course-roster__status,
.course-roster__notes {
  min-width: 120px;
  padding: 8px 10px;
  font-size: 13px;
}

@media (max-width: 640px) {
  .course-roster__toolbar,
  .course-roster__attendance-toolbar {
    grid-template-columns: 1fr;
  }
}

.course-roster__field {
  margin: 0;
}

.course-roster__msg {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  color: var(--blue-700);
}

.course-roster__msg[hidden] {
  display: none !important;
}

.course-roster__msg--error {
  background: #fde8e8;
  border-color: #f5b5b5;
  color: #842029;
}

.course-roster__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.course-roster__empty {
  margin: 0;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: #fafbfd;
}

.course-roster__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.course-roster__item-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.course-roster__name {
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-2);
}

.course-roster__meta {
  font-size: 12px;
  color: var(--muted);
}

.course-roster__remove {
  flex-shrink: 0;
  color: #b42318;
  border-color: #f1c4c4;
}

.course-roster__remove:hover {
  background: #fde8e8;
}

@media (max-width: 860px) {
  .course-grid {
    grid-template-columns: 1fr;
  }
  .lms__course-titlebar {
    display: none;
  }
}