/* Manabi Future UI — Phase 2 core learning flow. */

.mf-journey-rail {
  position: sticky;
  top: var(--mf-sticky-top);
  z-index: 420;
  width: min(100%, var(--mf-content-wide));
  margin: 12px auto 20px;
  padding: 9px;
  border: 1px solid rgba(184, 204, 226, .82);
  border-radius: var(--mf-radius-lg);
  background: rgba(255, 255, 255, .92);
  box-shadow: var(--mf-shadow-1);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.mf-journey-rail ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mf-journey-rail li {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  min-height: 48px;
  padding: 7px 10px;
  border-radius: var(--mf-radius-md);
  color: var(--mf-text-2);
}

.mf-journey-rail li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -5px;
  width: 10px;
  height: 2px;
  background: var(--mf-line-strong);
}

.mf-journey-step-icon {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--mf-line);
  border-radius: 11px;
  background: var(--mf-surface-1);
}

.mf-journey-step-copy { display: grid; gap: 1px; }
.mf-journey-step-copy strong { color: inherit; font-size: 13px; }
.mf-journey-step-copy small { font-size: 10.5px; }

.mf-journey-rail li.is-complete { color: var(--mf-green-700); }
.mf-journey-rail li.is-complete .mf-journey-step-icon { border-color: #b7ddce; background: var(--mf-success-soft); }
.mf-journey-rail li.is-current {
  color: var(--mf-ink-950);
  background: linear-gradient(125deg, var(--mf-info-soft), var(--mf-surface-warm));
  box-shadow: inset 0 0 0 1px rgba(47, 107, 255, .2);
}
.mf-journey-rail li.is-current .mf-journey-step-icon {
  border-color: transparent;
  background: linear-gradient(135deg, var(--mf-blue-600), var(--mf-blue-500));
  color: var(--mf-text-inverse);
  box-shadow: 0 8px 20px rgba(47, 107, 255, .24);
}

/* SearchCommandCard */
.future-search-command-card {
  container-type: inline-size;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--mf-surface-0), var(--mf-surface-0)) padding-box,
    linear-gradient(125deg, rgba(47, 107, 255, .72), rgba(87, 199, 232, .34), rgba(244, 124, 34, .70)) border-box;
  box-shadow: var(--mf-shadow-focus);
}

.future-search-command-card :where(textarea, input, select) {
  border-color: var(--mf-line-strong);
  background: var(--mf-surface-0);
  color: var(--mf-text-1);
}

.future-search-command-card .koto-search-submit {
  min-height: var(--mf-control-h);
  background: linear-gradient(135deg, var(--mf-blue-700), var(--mf-blue-600));
  box-shadow: 0 12px 28px rgba(47, 107, 255, .24);
}

/* ProgressMeter */
.future-progress-meter {
  overflow: hidden;
  border: 1px solid var(--mf-line);
  border-radius: var(--mf-radius-pill);
  background: var(--mf-surface-2);
}

.future-progress-meter > span,
.future-progress-meter > i {
  background: linear-gradient(90deg, var(--mf-blue-600), var(--mf-cyan-400), var(--mf-green-600));
}

/* VideoRecommendationCard */
.future-video-recommendation {
  container-type: inline-size;
  border: 1px solid var(--mf-line);
  border-radius: var(--mf-radius-lg);
  background: var(--mf-surface-0);
  box-shadow: var(--mf-shadow-1);
  transition: border-color var(--mf-motion-fast) ease, box-shadow var(--mf-motion-normal) ease, transform var(--mf-motion-fast) ease;
}

.future-video-recommendation:hover {
  border-color: #abc4e4;
  box-shadow: var(--mf-shadow-2);
  transform: translateY(-2px);
}

.route-step:first-child .future-video-recommendation,
.future-video-recommendation.is-active {
  border-color: transparent;
  background:
    linear-gradient(var(--mf-surface-0), var(--mf-surface-0)) padding-box,
    linear-gradient(125deg, var(--mf-blue-600), var(--mf-cyan-400), var(--mf-orange-500)) border-box;
  box-shadow: var(--mf-shadow-focus);
}

.future-video-recommendation .reason-block {
  border-left: 4px solid var(--mf-blue-600);
  background: var(--mf-info-soft);
}

/* StudyDock is sticky, so it remains in layout and never covers content. */
.future-study-dock {
  position: sticky;
  bottom: calc(var(--mf-mobile-nav-h) + env(safe-area-inset-bottom) + 8px);
  z-index: 410;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(184, 204, 226, .9);
  border-radius: var(--mf-radius-lg);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 18px 48px rgba(20, 47, 75, .16);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.future-study-dock .button.primary,
.future-study-dock > .primary {
  min-height: var(--mf-control-h);
}

.practice-study-dock {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

/* QuestionRenderer / ResultPanel */
.future-question-renderer {
  border-color: var(--mf-line);
  box-shadow: var(--mf-shadow-2);
}

.future-result-panel {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--mf-surface-0), var(--mf-surface-0)) padding-box,
    linear-gradient(125deg, var(--mf-green-600), var(--mf-cyan-400), var(--mf-blue-600)) border-box;
  box-shadow: var(--mf-shadow-focus);
}

.future-question-renderer .handwriting-toolbar {
  position: sticky;
  top: calc(var(--mf-sticky-top) + 78px);
  z-index: 20;
  border: 1px solid var(--mf-line);
  background: rgba(255, 255, 255, .96);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

/* Review: one primary task, quieter future tasks. */
.shell-learner.page-dekiru_review .standard-review-main {
  min-width: 0;
}

.shell-learner.page-dekiru_review .standard-review-task-card.is-primary {
  border-color: transparent;
  background:
    linear-gradient(var(--mf-surface-0), var(--mf-surface-0)) padding-box,
    linear-gradient(125deg, var(--mf-blue-600), var(--mf-cyan-400), var(--mf-orange-500)) border-box;
  box-shadow: var(--mf-shadow-focus);
}

.shell-learner.page-dekiru_review .standard-review-task-card.is-secondary {
  box-shadow: var(--mf-shadow-1);
}

/*
 * The handwriting workspace is tall and contains its own controls, video hint
 * and submit dock. Keeping the route rail sticky here covers the question and
 * pen toolbar after scrolling. Let the rail occupy normal document space on
 * this page so every learning control remains fully visible.
 */
.shell-immersive.page-practice_lab .mf-journey-rail {
  position: relative;
  top: auto;
  z-index: 20;
  margin-bottom: 24px;
  background: #fff;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

@container (max-width: 620px) {
  .future-video-recommendation .video-card-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .mf-journey-rail {
    top: calc(var(--mf-header-h) + 6px);
    margin-block: 8px 14px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: none;
  }

  .mf-journey-rail::-webkit-scrollbar { display: none; }
  .mf-journey-rail ol { min-width: 620px; }
  .mf-journey-rail li { min-height: 44px; }

  .future-study-dock {
    bottom: calc(var(--mf-mobile-nav-h) + env(safe-area-inset-bottom) + 6px);
    border-radius: var(--mf-radius-md);
  }
}

@media (max-width: 560px) {
  .mf-journey-rail {
    margin-inline: 0;
    border-radius: var(--mf-radius-md);
  }

  .mf-journey-rail ol { min-width: 540px; }
  .mf-journey-step-copy small { display: none; }

  .future-study-dock {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 10px;
  }

  .future-study-dock :where(.button, button, form) {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .future-video-recommendation {
    transition: none;
  }

  .future-video-recommendation:hover {
    transform: none;
  }
}