/* ---------- Course banner, patterns, empty states, onboarding (js/art.js) ---------- */
.ab-banner {
  position: relative;
  height: 150px;
  margin: 18px 0 10px;
  border-radius: 20px;
  overflow: hidden;
  border: 2px solid var(--line);
  box-shadow: 0 4px 0 var(--line);
}
.ab-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.ab-m {
  position: absolute;
  bottom: 4px;
}
.ab-m0 {
  right: 22px;
}
.ab-m1 {
  right: 118px;
  bottom: 10px;
}
.ab-text {
  position: absolute;
  left: 20px;
  top: 18px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: max-content;
  padding-right: 8px; /* room for the pill's negative left margin */
  max-width: 60%;
}
.ab-text b {
  font-size: 24px;
  font-weight: 900;
  color: var(--text);
  line-height: 1.1;
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.7);
}
.ab-text span {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-dim);
  align-self: flex-start;
  padding: 1px 8px 2px;
  margin-left: -8px;
  max-width: calc(100% + 8px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-radius: 9px;
  background: color-mix(in srgb, var(--panel) 72%, transparent); /* stays readable when the scene runs under it */
}
@media (max-width: 480px) {
  .ab-banner {
    height: 90px;
    margin: 12px 0 8px;
  }
  .ab-text {
    top: 12px;
  }
  .td-main {
    padding: 10px 14px;
    gap: 12px;
  }
  .td-card {
    margin-bottom: 10px;
  }
  .td-lno {
    display: none;
  }
  .ab-m1 {
    display: none;
  }
  .ab-text b {
    font-size: 20px;
  }
}
.ab-drift {
  animation: ab-drift 24s ease-in-out infinite alternate;
}
@keyframes ab-drift {
  to {
    transform: translateX(40px);
  }
}
.ab-sun {
  animation: ab-bob 5s ease-in-out infinite;
  transform-origin: 520px 42px;
}
@keyframes ab-bob {
  50% {
    transform: scale(1.06);
  }
}
.ab-blink {
  animation: ab-blink 1.4s steps(2) infinite;
}
@keyframes ab-blink {
  50% {
    opacity: 0.25;
  }
}
.ab-wave {
  animation: ab-wave 3s linear infinite;
}
@keyframes ab-wave {
  to {
    transform: translateX(40px);
  }
}
.ab-drop {
  animation: ab-drop 2.6s ease-in-out infinite;
}
@keyframes ab-drop {
  50% {
    transform: translateY(-6px);
  }
}
.ab-vine {
  animation: ab-dash 6s linear infinite;
}
@keyframes ab-dash {
  to {
    stroke-dashoffset: -44;
  }
}
.ab-sparkle {
  animation: ab-bob 2.2s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}
@media (prefers-reduced-motion: reduce) {
  .ab-drift,
  .ab-sun,
  .ab-blink,
  .ab-wave,
  .ab-drop,
  .ab-vine,
  .ab-sparkle {
    animation: none;
  }
}
/* reduced motion: the shell's idle loops stop (flame flicker, chest jiggle/wiggle, the Start bubble bob) */
@media (prefers-reduced-motion: reduce) {
  .tb-streak.lit > svg,
  .tb-quest.ready > svg,
  .q-claim,
  .p-chest-row.ready .p-chest-svg,
  .p-bubble {
    animation: none;
  }
}
.unit-sticky .us-in {
  background-image: var(--pat, none);
  background-size: auto;
}
.ab-empty-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
  padding: 18px;
}
.ab-empty {
  width: 200px;
  height: auto;
}
.ab-empty-card b {
  font-size: 17px;
  font-weight: 900;
}
.modal.ob-modal {
  max-width: 520px;
  padding: 52px 20px 22px; /* room for the close button above the hero, so it never sits on the speech bubble */
}
.ob-hero {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.ob-bubble {
  flex: 1;
  font-weight: 700;
}
.ob h2 {
  font-size: 16px;
  margin: 14px 0 8px;
}
.ob-courses {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.ob-c {
  appearance: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 6px;
  border: 2px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: 0 3px 0 var(--line);
  font: inherit;
  cursor: pointer;
  color: var(--text);
}
.ob-c b {
  font-size: 13.5px;
  font-weight: 900;
  line-height: 1.2;
}
.ob-c small {
  font-size: 11.5px;
  color: var(--text-faint);
  font-weight: 800;
}
.ob-c.on {
  border-color: var(--blue-edge);
  background: var(--blue-dim);
  box-shadow: 0 3px 0 var(--blue-edge);
}
.ob-go {
  width: 100%;
  margin-top: 16px;
}
@media (max-width: 480px) {
  .ob-courses {
    grid-template-columns: 1fr;
  }
  .ob-c {
    flex-direction: row;
    gap: 10px;
    text-align: left;
  }
}

/* ---------- Account sync (js/sync.js) ---------- */
.sy-row small {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-faint);
}
.sy-row svg {
  color: var(--blue);
}
.sy-out {
  margin-left: auto;
  appearance: none;
  border: 2px solid var(--line);
  background: var(--panel);
  border-radius: 10px;
  padding: 4px 10px;
  font: inherit;
  font-size: 12.5px;
  font-weight: 800;
  color: var(--text-dim);
  cursor: pointer;
}
.sy-modal {
  max-width: 460px;
}
.sy-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}
.sy-msg {
  margin-top: 12px;
  font-size: 14px;
}

/* ---------- Streak safety ---------- */
.sk-risk {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 10px 0 0;
  padding: 9px 12px;
  border-radius: 12px;
  background: var(--rose-dim);
  color: var(--rose-ink);
  font-size: 13.5px;
}
.sk-freeze {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 8px;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--blue-dim);
  font-size: 13.5px;
}
.sk-freeze .emo {
  grid-row: span 2;
  width: 28px;
  height: 28px;
}
.sk-freeze small {
  color: var(--text-dim);
  font-size: 12px;
}
.ps-day.frozen i {
  background: var(--blue-dim);
  border-color: var(--blue-edge);
}

/* ---------- Study flow: Today card, Practice tabs, dock badge, path end, resume, reset ---------- */
.td-card {
  margin: 0 0 14px;
  display: grid;
  gap: 8px;
}
.td-main {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 4px 0 var(--line);
  font: inherit;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition:
    transform var(--dur-1) ease-out,
    box-shadow var(--dur-1) ease-out;
}
.td-main:active {
  transform: translateY(4px);
  box-shadow: 0 0 0 var(--line);
}
.td-ic {
  flex: none;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--teal);
  color: var(--teal-on);
  box-shadow: 0 3px 0 var(--teal-lip);
}
.td-ic svg {
  width: 24px;
  height: 24px;
}
.td-t {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.td-t small {
  font-size: 11.5px;
  font-weight: 900;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--teal-ink);
}
.td-t b {
  font-size: 17px;
  font-weight: 900;
  line-height: 1.25;
}
.td-t em {
  font-style: normal;
  font-size: 13px;
  color: var(--text-dim);
}
.td-go {
  flex: none;
  color: var(--teal-ink);
}
.td-go svg {
  width: 22px;
  height: 22px;
}
.td-more {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.td-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 6px 12px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 3px 0 var(--line);
  font: inherit;
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-dim);
  cursor: pointer;
}
.td-chip svg {
  width: 16px;
  height: 16px;
}
.dock button {
  position: relative;
}
.dk-badge {
  position: absolute;
  top: -8px;
  right: -4px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 99px;
  background: var(--rose);
  color: var(--rose-on);
  font-style: normal;
  font-size: 11.5px;
  font-weight: 900;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 2px var(--panel);
}
.dk-badge[hidden] {
  display: none;
}
.pe-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 10px;
}
.np-restart {
  display: block;
  width: 100%;
  margin-top: 8px;
  appearance: none;
  border: 0;
  background: none;
  color: var(--u-on);
  opacity: 0.9;
  font: inherit;
  font-weight: 800;
  font-size: 13px;
  text-decoration: underline;
  cursor: pointer;
}