/* styles/components.css
   Component-level styling: setup steps/cards, dashboard cards, progress
   indicators, chapter rows, resource rows, and color-tinted icon tiles. */

/* ============ Color tile variants (icon backgrounds) ============ */
.subject-card__icon,
.subject-pick__icon,
.subject-header__icon,
.resource-row__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.subject-card__icon--violet, .subject-pick__icon--violet, .subject-header__icon--violet { background: var(--color-violet-light); color: var(--color-violet); }
.subject-card__icon--green, .subject-pick__icon--green, .subject-header__icon--green { background: var(--color-green-light); color: var(--color-green); }
.subject-card__icon--amber, .subject-pick__icon--amber, .subject-header__icon--amber { background: var(--color-amber-light); color: var(--color-amber); }
.subject-card__icon--blue, .subject-pick__icon--blue, .subject-header__icon--blue { background: var(--color-blue-light); color: var(--color-blue); }
.subject-card__icon--slate, .subject-pick__icon--slate, .subject-header__icon--slate { background: var(--color-slate-light); color: var(--color-slate); }
.subject-card__icon--rose, .subject-pick__icon--rose, .subject-header__icon--rose { background: var(--color-rose-light); color: var(--color-rose); }

.resource-row__icon--blue { background: var(--color-blue-light); color: var(--color-blue); }
.resource-row__icon--rose { background: var(--color-rose-light); color: var(--color-rose); }
.resource-row__icon--amber { background: var(--color-amber-light); color: var(--color-amber); }
.resource-row__icon--green { background: var(--color-green-light); color: var(--color-green); }

/* ============ Setup screen: step indicator ============ */
.setup-steps {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.setup-step {
  display: flex;
  gap: 12px;
  opacity: 0.45;
}

.setup-step--active, .setup-step--done {
  opacity: 1;
}

.setup-step__dot {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: var(--color-slate-light);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.setup-step--active .setup-step__dot {
  background: var(--color-primary);
  color: #fff;
}

.setup-step--done .setup-step__dot {
  background: var(--color-success);
  color: #fff;
}

.setup-step__title {
  font-size: 14px;
  font-weight: 700;
}

.setup-step__desc {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.setup-aside__card {
  margin-top: auto;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 20px;
  color: var(--color-primary-dark);
}

.setup-aside__card svg {
  color: var(--color-primary);
}

.setup-aside__title {
  font-weight: 800;
  font-size: 14.5px;
  margin: 12px 0 6px;
}

.setup-aside__body {
  font-size: 13px;
  color: var(--color-primary-dark);
  opacity: 0.85;
  line-height: 1.5;
}

/* ============ Setup screen: main content ============ */
.setup-heading {
  font-size: 27px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.setup-subheading {
  color: var(--color-text-muted);
  margin-top: 6px;
  font-size: 15px;
}

.setup-section {
  margin-top: 34px;
}

.setup-section__title {
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.setup-section__num {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.setup-section__hint {
  font-size: 13.5px;
  color: var(--color-text-muted);
  margin: 4px 0 16px 32px;
}

.grade-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-left: 32px;
}

.grade-card {
  position: relative;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.grade-card svg {
  color: var(--color-text-muted);
}

.grade-card:hover {
  border-color: var(--color-primary);
}

.grade-card--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.grade-card--selected svg {
  color: var(--color-primary);
}

.grade-card__check {
  position: absolute;
  top: -7px;
  right: -7px;
  width: 18px;
  height: 18px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.subject-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-left: 32px;
}

.subject-pick {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.subject-pick:hover {
  border-color: var(--color-primary);
}

.subject-pick--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.subject-pick input {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.subject-pick__icon {
  width: 30px;
  height: 30px;
}

.subject-pick__name {
  font-size: 13.5px;
  font-weight: 600;
}

.setup-actions {
  margin-top: 36px;
  margin-left: 32px;
}

/* ============ Dashboard: header + overall card ============ */
.dashboard-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.overall-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  min-width: 260px;
  box-shadow: var(--shadow-sm);
}

.overall-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.overall-card__top svg {
  color: var(--color-primary);
}

.overall-card__pct {
  font-size: 30px;
  font-weight: 800;
  margin: 8px 0 12px;
}

.overall-card__hint {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-top: 10px;
}

/* ============ Subject cards (dashboard) ============ */
.subject-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.subject-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.subject-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}

.subject-card__top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.subject-card__icon {
  width: 40px;
  height: 40px;
}

.subject-card__name {
  font-size: 16px;
  font-weight: 700;
}

.subject-card__body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.subject-card__label {
  font-size: 12px;
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.subject-card__chapter-name {
  font-size: 16px;
  font-weight: 700;
  margin-top: 4px;
}

.subject-card__meta {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin: 10px 0 14px;
}

.subject-card__cta {
  font-size: 13.5px;
  padding: 0;
}

.subject-card__cta svg {
  margin-left: 2px;
}

/* ============ Progress bar ============ */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--color-slate-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar--thin {
  height: 4px;
}

.progress-bar__fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

.progress-bar__fill--blue { background: var(--color-blue); }
.progress-bar__fill--violet { background: var(--color-violet); }
.progress-bar__fill--green { background: var(--color-green); }
.progress-bar__fill--amber { background: var(--color-amber); }
.progress-bar__fill--slate { background: var(--color-slate); }
.progress-bar__fill--rose { background: var(--color-rose); }

/* ============ Progress ring ============ */
.progress-ring {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.progress-ring svg {
  transform: scaleX(1);
}

.progress-ring__track {
  stroke: var(--color-slate-light);
}

.progress-ring__fill {
  transition: stroke-dashoffset 0.4s ease;
}

.progress-ring__fill--blue { stroke: var(--color-blue); }
.progress-ring__fill--violet { stroke: var(--color-violet); }
.progress-ring__fill--green { stroke: var(--color-green); }
.progress-ring__fill--amber { stroke: var(--color-amber); }

.progress-ring__label {
  position: absolute;
  font-size: 13px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--color-text);
}

/* ============ Subject screen: header + chapter list ============ */
.subject-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.subject-header__icon {
  width: 56px;
  height: 56px;
}

.chapter-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chapter-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.chapter-row:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.chapter-row--active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.chapter-row__index {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.chapter-row__index--slate { background: var(--color-slate-light); color: var(--color-text-muted); }
.chapter-row__index--blue { background: var(--color-primary); color: #fff; }
.chapter-row__index--green { background: var(--color-success); color: #fff; }

.chapter-row__main {
  flex: 1;
  min-width: 0;
}

.chapter-row__name {
  font-size: 14.5px;
  font-weight: 700;
}

.chapter-row__desc {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chapter-row__progress {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 140px;
  flex-shrink: 0;
}

.chapter-row__pct {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  width: 36px;
  text-align: right;
}

.chapter-row__chevron {
  color: var(--color-text-faint);
  flex-shrink: 0;
}

/* ============ Chapter screen: header + resources ============ */
.chapter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.chapter-header__progress {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
}

.chapter-header__progress-label {
  font-size: 13px;
  font-weight: 700;
}

.chapter-header__progress-sub {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.resource-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.resource-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}

.resource-row__icon {
  width: 40px;
  height: 40px;
}

.resource-row__main {
  flex: 1;
  min-width: 0;
}

.resource-row__title {
  font-size: 14.5px;
  font-weight: 700;
}

.resource-row__desc {
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.save-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--color-text-faint);
  margin-top: 12px;
}

/* ============ Responsive tweaks ============ */
@media (max-width: 760px) {
  .grade-grid {
    grid-template-columns: repeat(2, 1fr);
    margin-left: 0;
  }
  .subject-grid {
    grid-template-columns: 1fr;
    margin-left: 0;
  }
  .setup-section__hint, .setup-actions {
    margin-left: 0;
  }
  .chapter-row__progress {
    width: 90px;
  }
  .chapter-row__desc {
    display: none;
  }
}