:root {
  --sm-primary: #1f9d5a;
  --sm-primary-dark: #157a44;
  --sm-soft: #e8f8ef;
  --sm-ink: #1c2b22;
  --sm-muted: #5f7267;
  --sm-border: #d5eadc;
  --sm-card: #ffffff;
  --sm-shadow: 0 12px 28px rgba(31, 157, 90, 0.08);
  --sm-navy: #1a365d;
  --sm-navy-soft: #2c5282;
  --sm-page-bg: #f4f7fb;
  --sm-line: #e2e8f0;
  --sm-text-soft: #64748b;
}

.sm-page {
  background: linear-gradient(180deg, #f3faf6 0%, #ffffff 240px);
  color: var(--sm-ink);
  padding-bottom: 3.5rem;
}

.sm-hero {
  padding: 2.2rem 0 1.4rem;
  background:
    radial-gradient(circle at top left, rgba(31, 157, 90, 0.14), transparent 40%),
    linear-gradient(120deg, #edf9f2, #f7fcf9);
  border-bottom: 1px solid var(--sm-border);
}

.sm-hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.sm-hero p {
  color: var(--sm-muted);
  max-width: 46rem;
  margin-bottom: 0;
}

.sm-layout {
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  gap: 1.4rem;
  margin-top: 1.4rem;
}

.sm-sidebar,
.sm-panel {
  background: var(--sm-card);
  border: 1px solid var(--sm-border);
  border-radius: 16px;
  box-shadow: var(--sm-shadow);
}

.sm-sidebar {
  padding: 1.1rem;
  height: fit-content;
  position: sticky;
  top: 1rem;
}

.sm-sidebar h3,
.sm-panel h3,
.sm-section-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.sm-filter-group {
  margin-bottom: 1rem;
}

.sm-filter-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--sm-muted);
  margin-bottom: 0.3rem;
}

.sm-filter-group .form-control,
.sm-filter-group .form-select {
  border-color: var(--sm-border);
  border-radius: 10px;
}

.sm-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--sm-soft);
  color: var(--sm-primary-dark);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  margin: 0 0.35rem 0.35rem 0;
}

.sm-chip:hover,
.sm-chip.is-active {
  background: var(--sm-primary);
  color: #fff;
}

.sm-panel {
  padding: 1.15rem;
  margin-bottom: 1.2rem;
}

.sm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.sm-card {
  border: 1px solid var(--sm-border);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.sm-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sm-shadow);
  color: inherit;
}

.sm-card__thumb {
  height: 140px;
  background: var(--sm-soft);
  object-fit: cover;
  width: 100%;
}

.sm-card__body {
  padding: 0.9rem;
}

.sm-card__body h4 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.sm-card__meta {
  font-size: 0.8rem;
  color: var(--sm-muted);
}

.sm-list-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 0.9rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid #eaf4ee;
  text-decoration: none;
  color: inherit;
}

.sm-list-item:last-child {
  border-bottom: 0;
}

.sm-list-thumb {
  width: 72px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
  background: var(--sm-soft);
}

.sm-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.2rem;
}

.sm-stat-card {
  background: #fff;
  border: 1px solid var(--sm-border);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: var(--sm-shadow);
}

.sm-stat-card strong {
  display: block;
  font-size: 1.35rem;
  color: var(--sm-primary-dark);
}

.sm-stat-card span {
  color: var(--sm-muted);
  font-size: 0.82rem;
}

.sm-detail {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 300px;
  gap: 1.2rem;
  margin-top: 1.4rem;
}

.sm-viewer {
  min-height: 420px;
  background: #f7fbf8;
  border: 1px dashed var(--sm-border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  text-align: center;
}

.sm-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 10px;
  padding: 0.65rem 1rem;
  font-weight: 600;
  border: none;
  text-decoration: none;
}

.sm-btn-primary {
  background: var(--sm-primary);
  color: #fff;
}

.sm-btn-primary:hover {
  background: var(--sm-primary-dark);
  color: #fff;
}

.sm-btn-outline {
  background: #fff;
  color: var(--sm-primary-dark);
  border: 1px solid var(--sm-border);
}

.sm-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.sm-tab {
  border: 1px solid var(--sm-border);
  background: #fff;
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--sm-muted);
  cursor: pointer;
}

.sm-tab.is-active {
  background: var(--sm-soft);
  color: var(--sm-primary-dark);
  border-color: #b7e3c7;
}

.sm-tab-panel {
  display: none;
}

.sm-tab-panel.is-active {
  display: block;
}

.sm-empty {
  color: var(--sm-muted);
  font-size: 0.92rem;
}

.sm-btn.is-saved {
  background: var(--sm-soft);
  border-color: #b7e3c7;
  color: var(--sm-primary-dark);
}

.sm-review-summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .9rem 1rem;
  border: 1px solid var(--sm-border);
  border-radius: 14px;
  background: var(--sm-soft);
}

.sm-review-summary__score strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--sm-ink);
}

.sm-review-summary__count {
  display: block;
  margin-top: .25rem;
  color: var(--sm-muted);
  font-size: .85rem;
}

.sm-review-form {
  border: 1px solid var(--sm-border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  background: #fff;
}

.sm-review-form__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .2rem;
}

.sm-review-form__hint {
  color: var(--sm-muted);
  font-size: .88rem;
  margin-bottom: .85rem;
}

.sm-star-picker {
  display: inline-flex;
  gap: .2rem;
}

.sm-star-picker__btn {
  border: 0;
  background: transparent;
  color: #cfd8d3;
  font-size: 1.45rem;
  line-height: 1;
  padding: .1rem;
  cursor: pointer;
  transition: color .15s ease, transform .15s ease;
}

.sm-star-picker__btn.is-active,
.sm-star-picker__btn:hover {
  color: #f5b301;
}

.sm-star-picker__btn:hover {
  transform: translateY(-1px);
}

.sm-review-item {
  border: 1px solid var(--sm-border);
  border-radius: 12px;
  padding: .85rem .95rem;
  margin-bottom: .75rem;
  background: #fff;
}

.sm-review-item__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .7rem;
  align-items: start;
  margin-bottom: .45rem;
}

.sm-review-item__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--sm-soft);
  color: var(--sm-primary-dark);
  font-weight: 700;
  font-size: .9rem;
}

.sm-review-item__stars {
  color: #f5b301;
  font-size: .78rem;
  letter-spacing: .02em;
}

.sm-review-item__date {
  color: var(--sm-muted);
  font-size: .75rem;
}

.sm-review-item__body {
  color: var(--sm-ink);
  font-size: .92rem;
  line-height: 1.45;
}

.sm-review-login {
  border: 1px dashed var(--sm-border);
  border-radius: 12px;
  padding: 1rem;
  background: #fbfefc;
}

@media (max-width: 1100px) {
  .sm-detail {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 991px) {
  .sm-layout {
    grid-template-columns: 1fr;
  }

  .sm-sidebar {
    position: static;
  }

  .sm-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 575px) {
  .sm-stats,
  .sm-list-item {
    grid-template-columns: 1fr;
  }
}

/* All Posted Notes page */
.sm-notes-page {
  background: #eef2f7;
  padding: 1.25rem 0 3.5rem;
  font-family: 'Inter', sans-serif;
}

.sm-notes-container {
  width: 100%;
  max-width: none;
  padding-left: clamp(1rem, 2.5vw, 2.5rem);
  padding-right: clamp(1rem, 2.5vw, 2.5rem);
}

@media (min-width: 1400px) {
  .sm-layout-3col {
    grid-template-columns: 280px minmax(0, 1fr) 300px;
    gap: 1.5rem;
  }
}

@media (min-width: 1600px) {
  .sm-layout-3col {
    grid-template-columns: 300px minmax(0, 1fr) 320px;
    gap: 1.75rem;
  }

  .sm-notes-page .sm-stats-row {
    gap: 1.25rem;
  }
}

.sm-notes-page .sm-btn-upload {
  border-color: #cbd5e1;
  color: var(--sm-navy);
  background: #fff;
}

.sm-notes-page .sm-btn-upload:hover {
  border-color: var(--sm-navy-soft);
  color: var(--sm-navy);
  background: #f8fafc;
}

.sm-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
  font-size: 0.84rem;
  color: var(--sm-text-soft);
  margin-bottom: 1rem;
}

.sm-breadcrumb a {
  color: var(--sm-text-soft);
  text-decoration: none;
}

.sm-breadcrumb a:hover {
  color: var(--sm-primary);
}

.sm-breadcrumb span[aria-current="page"] {
  color: var(--sm-navy);
  font-weight: 600;
}

.sm-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.sm-page-header h1 {
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  font-weight: 800;
  color: var(--sm-navy);
  margin-bottom: 0.35rem;
}

.sm-page-header p {
  color: var(--sm-text-soft);
  margin: 0;
  max-width: 42rem;
}

.sm-page-header__actions {
  display: flex;
  gap: 0.65rem;
  flex-shrink: 0;
}

.sm-btn-lg {
  padding: 0.72rem 1.15rem;
  font-size: 0.92rem;
}

.sm-btn-block {
  width: 100%;
  justify-content: center;
}

.sm-layout-3col {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) 255px;
  gap: 1.25rem;
  align-items: start;
}

.sm-notes-main {
  min-width: 0;
}

.sm-filter-sidebar,
.sm-side-card,
.sm-help-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.05);
}

.sm-results-panel {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0;
}

.sm-filter-sidebar {
  padding: 1.15rem;
  position: sticky;
  top: 1rem;
}

.sm-filter-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: #64748b;
  margin-bottom: 0.35rem;
}

.sm-filter-group .form-select {
  border-color: #e2e8f0;
  border-radius: 10px;
  font-size: 0.84rem;
  color: #334155;
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.sm-notes-page .sm-btn-block {
  margin-top: 0.35rem;
  padding-top: 0.72rem;
  padding-bottom: 0.72rem;
  border-radius: 12px;
}

.sm-filter-sidebar__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.sm-filter-sidebar__head h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin: 0;
}

.sm-filter-reset {
  color: var(--sm-primary);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.sm-filter-reset:hover {
  color: var(--sm-primary-dark);
}

.sm-filter-section {
  margin: 1.1rem 0;
}

.sm-filter-section h3 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin-bottom: 0.65rem;
}

.sm-filter-checks {
  display: grid;
  gap: 0.55rem;
}

.sm-filter-check {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 0.55rem;
  cursor: pointer;
  margin: 0;
}

.sm-filter-check input {
  width: 16px;
  height: 16px;
  accent-color: var(--sm-primary);
}

.sm-filter-check__icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 0.82rem;
}

.sm-filter-check__icon--notes { background: #dbeafe; color: #2563eb; }
.sm-filter-check__icon--question { background: #fee2e2; color: #dc2626; }
.sm-filter-check__icon--sample { background: #ffedd5; color: #ea580c; }
.sm-filter-check__icon--worksheet { background: #fef3c7; color: #d97706; }
.sm-filter-check__icon--assignment { background: #ede9fe; color: #7c3aed; }
.sm-filter-check__icon--reference { background: #dcfce7; color: #16a34a; }
.sm-filter-check__icon--guide { background: #cffafe; color: #0891b2; }
.sm-filter-check__icon--video { background: #fce7f3; color: #db2777; }
.sm-filter-check__icon--other { background: #e2e8f0; color: #475569; }
.sm-filter-check__icon--pdf { background: #fee2e2; color: #dc2626; }
.sm-filter-check__icon--doc { background: #dbeafe; color: #2563eb; }
.sm-filter-check__icon--ppt { background: #ffedd5; color: #ea580c; }
.sm-filter-check__icon--xls { background: #dcfce7; color: #16a34a; }
.sm-filter-check__icon--img { background: #ede9fe; color: #7c3aed; }

.sm-filter-check__label {
  font-size: 0.82rem;
  color: #334155;
}

.sm-stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  width: 100%;
  margin-bottom: 1.25rem;
}

.sm-notes-page .sm-stats-row .sm-stat-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.35rem;
  min-height: 92px;
  border-radius: 18px;
  border: 1px solid #e8edf3;
  background: #fff;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
}

.sm-notes-page .sm-stats-row .sm-stat-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.sm-notes-page .sm-stats-row .sm-stat-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.sm-notes-page .sm-stats-row .sm-stat-card strong {
  display: block;
  font-size: clamp(1.45rem, 1.6vw, 1.75rem);
  line-height: 1;
  color: #0f172a;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.sm-notes-page .sm-stats-row .sm-stat-card span {
  font-size: 0.8125rem;
  color: #64748b;
  font-weight: 500;
  line-height: 1.2;
}

.sm-notes-page .sm-stats-row .sm-stat-card--blue .sm-stat-card__icon { background: #e8f0fe; color: #3b82f6; }
.sm-notes-page .sm-stats-row .sm-stat-card--green .sm-stat-card__icon { background: #e7f6ed; color: #22c55e; }
.sm-notes-page .sm-stats-row .sm-stat-card--purple .sm-stat-card__icon { background: #f0ebff; color: #8b5cf6; }
.sm-notes-page .sm-stats-row .sm-stat-card--orange .sm-stat-card__icon { background: #fff1e6; color: #f97316; }

.sm-category-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  margin-bottom: 0.75rem;
  scrollbar-width: thin;
}

.sm-category-tab {
  white-space: nowrap;
  border: 1px solid #e2e8f0;
  background: #fff;
  color: #64748b;
  border-radius: 10px;
  padding: 0.48rem 0.95rem;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.sm-category-tab.is-active {
  border-color: #22c55e;
  background: #ecfdf5;
  color: #15803d;
}

.sm-category-tab:hover {
  border-color: #86efac;
  background: #f0fdf4;
  color: #15803d;
}

.sm-toolbar--top {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-bottom: 0.65rem;
}

.sm-results-count {
  margin: 0 0 0.85rem;
  font-size: 0.84rem;
  color: #64748b;
  font-weight: 500;
}

.sm-notes-results {
  width: 100%;
  transition: opacity 0.2s ease;
}

.sm-notes-results.is-loading {
  opacity: 0.55;
  pointer-events: none;
  position: relative;
}

.sm-notes-results.is-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  margin: -14px 0 0 -14px;
  border: 3px solid #d1fae5;
  border-top-color: #16a34a;
  border-radius: 50%;
  animation: sm-notes-spin 0.7s linear infinite;
}

@keyframes sm-notes-spin {
  to { transform: rotate(360deg); }
}

.sm-view-toggle__btn {
  border: 0;
  cursor: pointer;
}

.sm-note-list {
  display: grid;
  gap: 0.9rem;
}

.sm-note-card {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) 112px;
  grid-template-areas:
    "file content actions"
    "file author actions";
  align-items: center;
  column-gap: 1rem;
  row-gap: 0.6rem;
  padding: 1rem 1.15rem;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.sm-note-card__file {
  grid-area: file;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  width: 76px;
  height: 76px;
  border-radius: 12px;
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 600;
  align-self: center;
}

.sm-note-card__file i {
  font-size: 1.85rem;
}

.sm-toolbar__count {
  margin: 0;
  font-size: 0.86rem;
  color: var(--sm-text-soft);
}

.sm-toolbar__controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sm-sort-form {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.sm-sort-label {
  font-size: 0.84rem;
  color: #475569;
  margin: 0;
}

.sm-sort-form .form-select {
  min-width: 150px;
  border-color: var(--sm-line);
  border-radius: 10px;
  font-size: 0.84rem;
}

.sm-view-toggle {
  display: inline-flex;
  border: 1px solid var(--sm-line);
  border-radius: 10px;
  overflow: hidden;
}

.sm-view-toggle__btn {
  width: 38px;
  height: 36px;
  display: grid;
  place-items: center;
  color: #64748b;
  text-decoration: none;
  background: #fff;
}

.sm-view-toggle__btn.is-active {
  background: #ecfdf5;
  color: var(--sm-primary-dark);
}

.sm-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.sm-note-card__file--pdf { background: #fee2e2; color: #dc2626; }
.sm-note-card__file--doc { background: #dbeafe; color: #2563eb; }
.sm-note-card__file--ppt { background: #ffedd5; color: #ea580c; }
.sm-note-card__file--xls { background: #dcfce7; color: #16a34a; }
.sm-note-card__file--img { background: #ede9fe; color: #7c3aed; }
.sm-note-card__file--file { background: #e2e8f0; color: #475569; }

.sm-note-card__head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.sm-note-card__content {
  grid-area: content;
  min-width: 0;
}

.sm-note-card__title {
  font-size: 0.98rem;
  font-weight: 600;
  margin: 0 0 0.2rem;
  line-height: 1.4;
}

.sm-note-card__title a {
  color: #1e3a8a;
  text-decoration: none;
}

.sm-note-card__title a:hover {
  color: #1d4ed8;
}

.sm-note-card__crumbs {
  font-size: 0.75rem;
  font-weight: 400;
  color: #64748b;
  margin-bottom: 0.3rem;
  line-height: 1.35;
}

.sm-note-card__crumbs a {
  color: #3b82f6;
  text-decoration: none;
  font-weight: 500;
}

.sm-note-card__crumbs a:hover {
  text-decoration: underline;
}

.sm-note-card__date {
  font-size: 0.75rem;
  font-weight: 400;
  color: #94a3b8;
  white-space: nowrap;
}

.sm-note-card__desc {
  margin: 0 0 0.45rem;
  color: #64748b;
  font-size: 0.8125rem;
  font-weight: 400;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sm-note-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.sm-note-card__tag {
  background: #e8f2ff;
  color: #1e40af;
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 500;
}

.sm-note-card__author-col {
  grid-area: author;
  min-width: 0;
  align-self: center;
}

.sm-note-card__author {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.sm-note-card__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.sm-note-card__author-name {
  font-size: 0.8125rem;
  font-weight: 400;
  color: #475569;
  line-height: 1.3;
}

.sm-note-card__author-name a {
  color: #1e3a8a;
  text-decoration: none;
  font-weight: 600;
}

.sm-note-card__verified {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  margin-top: 0.1rem;
  color: #64748b;
  font-size: 0.7rem;
  font-weight: 500;
}

.sm-note-card__verified i {
  color: var(--sm-primary);
}

.sm-note-card__stars {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.12rem;
  margin-top: 0.2rem;
  font-size: 0.72rem;
  font-weight: 400;
  color: #64748b;
}

.sm-note-card__stars .fa-star {
  color: #f59e0b;
  font-size: 0.68rem;
}

.sm-note-card__stars .fa-star.is-empty {
  color: #d1d5db;
}

.sm-note-card__stars span {
  margin-left: 0.1rem;
}

.sm-note-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.2rem;
  font-size: 0.72rem;
  font-weight: 400;
  color: #64748b;
}

.sm-note-card__stats i {
  margin-right: 0.15rem;
  color: #94a3b8;
}

.sm-note-card__actions-col {
  grid-area: actions;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 0.45rem;
  border-left: 1px solid #f1f5f9;
  padding-left: 0.85rem;
  align-self: stretch;
  justify-self: end;
  white-space: nowrap;
}

.sm-note-card__actions {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.sm-note-card__action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 0;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sm-note-card__action i {
  font-size: 0.82rem;
  line-height: 1;
}

.sm-note-card__save {
  background: #eff6ff;
  color: #1e40af;
}

.sm-note-card__save:hover,
.sm-note-card__save.is-saved {
  background: #dbeafe;
  color: var(--sm-primary-dark);
}

.sm-note-card__download {
  background: linear-gradient(180deg, #22c55e 0%, #16a34a 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(22, 163, 74, 0.22);
}

.sm-note-card__download:hover {
  background: linear-gradient(180deg, #16a34a 0%, #15803d 100%);
  color: #fff;
}

@media (min-width: 1500px) {
  .sm-note-card {
    grid-template-columns: 84px minmax(0, 1fr) minmax(210px, 240px) 118px;
    grid-template-areas: "file content author actions";
    row-gap: 0;
  }

  .sm-note-card__author-col {
    border-left: 1px solid #f1f5f9;
    padding-left: 1rem;
  }

  .sm-note-card__actions-col {
    align-self: center;
  }

  .sm-note-card__avatar {
    width: 40px;
    height: 40px;
  }
}

.sm-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  padding: 0.25rem 0;
}

.sm-grid-card {
  border: 1px solid var(--sm-line);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sm-grid-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  color: inherit;
}

.sm-grid-card__icon {
  height: 120px;
  display: grid;
  place-items: center;
  font-size: 2.4rem;
}

.sm-grid-card__icon--pdf { background: #fee2e2; color: #dc2626; }
.sm-grid-card__icon--doc { background: #dbeafe; color: #2563eb; }
.sm-grid-card__icon--ppt { background: #ffedd5; color: #ea580c; }
.sm-grid-card__icon--xls { background: #dcfce7; color: #16a34a; }
.sm-grid-card__icon--img { background: #ede9fe; color: #7c3aed; }
.sm-grid-card__icon--file { background: #e2e8f0; color: #475569; }

.sm-grid-card__body {
  padding: 0.85rem;
}

.sm-grid-card__body h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin-bottom: 0.25rem;
}

.sm-grid-card__body p {
  font-size: 0.8rem;
  color: var(--sm-text-soft);
  margin-bottom: 0.45rem;
}

.sm-grid-card__meta {
  display: flex;
  gap: 0.75rem;
  font-size: 0.76rem;
  color: var(--sm-text-soft);
}

.sm-right-sidebar {
  display: grid;
  gap: 1rem;
}

.sm-side-card {
  padding: 1rem;
}

.sm-side-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.sm-side-card__head h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin: 0;
}

.sm-side-card__head a {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sm-primary);
  text-decoration: none;
}

.sm-subject-list {
  display: grid;
  gap: 0.45rem;
}

.sm-subject-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid #f1f5f9;
}

.sm-subject-item:last-child {
  border-bottom: 0;
}

.sm-subject-item__icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: #f8fafc;
  color: var(--sm-primary);
  display: grid;
  place-items: center;
  font-size: 0.82rem;
}

.sm-subject-item__label {
  font-size: 0.84rem;
  font-weight: 600;
  color: #334155;
}

.sm-subject-item__count {
  font-size: 0.74rem;
  color: var(--sm-text-soft);
}

.sm-contributor-list {
  display: grid;
  gap: 0.85rem;
}

.sm-contributor-item {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 0.65rem;
  align-items: start;
}

.sm-contributor-item__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
}

.sm-contributor-item__body strong {
  display: block;
  font-size: 0.84rem;
  color: var(--sm-navy);
}

.sm-contributor-item__body span,
.sm-contributor-item__body small {
  display: block;
  font-size: 0.74rem;
  color: var(--sm-text-soft);
}

.sm-contributor-item__follow {
  border: 1px solid #93c5fd;
  background: #fff;
  color: #2563eb;
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
  font-size: 0.74rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.sm-help-box {
  padding: 1rem;
  background: #fff;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
}

.sm-help-box__icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #ecfdf5;
  color: var(--sm-primary);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.sm-help-box h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin-bottom: 0.25rem;
}

.sm-help-box p {
  font-size: 0.8rem;
  color: var(--sm-text-soft);
  margin-bottom: 0.65rem;
}

.sm-pagination-wrap {
  margin-top: 1.25rem;
  display: flex;
  justify-content: center;
}

.sm-pagination .pagination {
  gap: 0.35rem;
}

.sm-pagination .page-link {
  border-radius: 8px;
  border-color: #e2e8f0;
  color: #1e40af;
  min-width: 38px;
  text-align: center;
  font-weight: 600;
}

.sm-pagination .page-item.active .page-link {
  background: var(--sm-primary);
  border-color: var(--sm-primary);
  color: #fff;
}

.sm-pagination__next {
  font-weight: 600;
}

@media (max-width: 1100px) {
  .sm-note-card {
    grid-template-columns: 76px minmax(0, 1fr);
    grid-template-areas:
      "file content"
      "file author"
      "actions actions";
    align-items: start;
  }

  .sm-note-card__actions-col {
    border-left: 0;
    padding-left: 0;
    padding-top: 0.65rem;
    border-top: 1px solid #f1f5f9;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    justify-self: stretch;
  }
}

@media (max-width: 991px) {
  .sm-layout-3col {
    grid-template-columns: 1fr;
  }

  .sm-notes-page .sm-stats-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sm-filter-sidebar {
    position: static;
  }

  .sm-page-header {
    flex-direction: column;
  }

  .sm-page-header__actions {
    width: 100%;
  }

  .sm-page-header__actions .sm-btn {
    flex: 1;
    justify-content: center;
  }
}

@media (max-width: 767px) {
  .sm-note-card {
    grid-template-columns: 1fr;
    grid-template-areas:
      "file"
      "content"
      "author"
      "actions";
    gap: 0.75rem;
  }

  .sm-note-card__file {
    width: 100%;
    height: auto;
    min-height: 68px;
    flex-direction: row;
    justify-content: flex-start;
    padding: 0.65rem 0.85rem;
  }

  .sm-note-card__actions-col {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid #f1f5f9;
    padding-top: 0.65rem;
  }

  .sm-toolbar--top {
    justify-content: flex-start;
  }

  .sm-notes-page .sm-stats-row {
    grid-template-columns: 1fr;
  }
}

#toast-container {
  z-index: 99999 !important;
}

/* Study material detail page */
.sm-show-page {
  background: var(--sm-page-bg);
}

.sm-show-container {
  max-width: 100%;
  padding-left: clamp(1rem, 2vw, 2rem);
  padding-right: clamp(1rem, 2vw, 2rem);
  padding-top: 1rem;
  padding-bottom: 2.5rem;
}

.sm-show-alert {
  margin-bottom: 1rem;
}

.sm-show-breadcrumb {
  margin-bottom: 1rem;
}

.sm-show-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) 320px;
  gap: 1rem;
  align-items: start;
}

.sm-show-contents,
.sm-show-summary-card,
.sm-show-viewer-card,
.sm-show-tabs-card {
  background: #fff;
  border: 1px solid var(--sm-line);
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.sm-show-contents {
  position: sticky;
  top: 92px;
  padding: 1rem;
  max-height: calc(100vh - 110px);
  display: flex;
  flex-direction: column;
}

.sm-show-contents__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.sm-show-contents__head h2 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0;
  color: var(--sm-navy);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.sm-show-contents__count {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--sm-primary);
}

.sm-show-contents__list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  overflow: auto;
  flex: 1;
  min-height: 0;
  padding-right: 0.15rem;
}

.sm-show-contents__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 0.55rem;
  align-items: center;
  width: 100%;
  border: 1px solid transparent;
  border-left: 3px solid transparent;
  border-radius: 10px;
  background: #f8fafc;
  padding: 0.45rem;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.sm-show-contents__item:hover {
  background: #f1f5f9;
}

.sm-show-contents__item.is-active {
  background: #ecfdf3;
  border-color: #bbf7d0;
  border-left-color: var(--sm-primary);
}

.sm-show-contents__thumb {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--sm-line);
  display: grid;
  place-items: center;
  color: #64748b;
}

.sm-show-contents__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sm-show-contents__meta strong {
  display: block;
  font-size: 0.78rem;
  color: var(--sm-navy);
  line-height: 1.25;
}

.sm-show-contents__meta small {
  color: var(--sm-text-soft);
  font-size: 0.68rem;
}

.sm-show-contents__download {
  margin-top: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.62rem 0.85rem;
  border-radius: 10px;
  border: 1px solid #86efac;
  background: #fff;
  color: var(--sm-primary-dark);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.sm-show-contents__download:hover {
  background: var(--sm-soft);
  color: var(--sm-primary-dark);
}

.sm-show-contents__download--muted {
  background: #f8fafc;
  color: #64748b;
  cursor: default;
  text-decoration: none;
}

.sm-show-contents__download--buy {
  border: 0;
  background: #fff7ed;
  color: #b45309;
  cursor: pointer;
}

.sm-show-badge--paid {
  background: #fff7ed;
  color: #b45309;
  border: 1px solid #fdba74;
}

.sm-show-paywall {
  width: min(100%, 640px);
  margin: 0 auto;
  background: #fff;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.sm-show-paywall__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff7ed;
  color: #ea580c;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.sm-pay-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .sm-pay-layout {
    grid-template-columns: 0.9fr 1.1fr;
  }
}

.sm-pay-qr-card {
  background: #f8fbff;
  border: 1px solid #dbe5ef;
  border-radius: 14px;
  padding: 1rem;
  text-align: center;
}

.sm-pay-qr-card img {
  max-width: 220px;
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
  background: #fff;
}

.sm-pay-qr-head {
  font-weight: 700;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.sm-pay-payee {
  font-weight: 700;
  color: #0f172a;
  margin: 0.75rem 0 0.15rem;
  font-size: 0.9rem;
}

.sm-pay-upi,
.sm-pay-hint {
  font-size: 0.85rem;
  color: #64748b;
}

.sm-pay-amount {
  background: #fff7ed;
  border: 1px solid #f7c793;
  color: #b45309;
  border-radius: 10px;
  padding: 0.65rem 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sm-pay-steps {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.sm-pay-step {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: #475569;
}

.sm-pay-step-no {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: #e2e8f0;
  color: #0f172a;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.72rem;
}

.sm-pay-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border: 2px dashed #cbd5e1;
  border-radius: 12px;
  padding: 1.25rem;
  cursor: pointer;
  text-align: center;
  color: #475569;
}

.sm-pay-drop:hover {
  border-color: #94a3b8;
  background: #f8fafc;
}

.sm-pay-preview img {
  max-height: 180px;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
}

.sm-show-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}

.sm-show-viewer-card {
  overflow: hidden;
}

.sm-show-viewer-toolbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--sm-line);
  background: #f8fafc;
}

.sm-show-viewer-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sm-text-soft);
  text-decoration: none;
  white-space: nowrap;
}

.sm-show-viewer-back:hover {
  color: var(--sm-primary-dark);
}

.sm-show-viewer-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.sm-show-viewer-btn {
  width: 1.9rem;
  height: 1.9rem;
  border: 1px solid var(--sm-line);
  border-radius: 8px;
  background: #fff;
  color: #475569;
  display: inline-grid;
  place-items: center;
  cursor: pointer;
}

.sm-show-viewer-page {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sm-navy);
  min-width: 3.5rem;
  text-align: center;
}

.sm-show-viewer-fit-select {
  border: 1px solid var(--sm-line);
  border-radius: 8px;
  font-size: 0.72rem;
  padding: 0.25rem 0.45rem;
  color: #475569;
  background: #fff;
}

.sm-show-viewer-fullscreen {
  border: 1px solid var(--sm-line);
  border-radius: 999px;
  background: #fff;
  color: #475569;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  white-space: nowrap;
}

.sm-show-viewer-stage {
  position: relative;
  min-height: 260px;
  background: #eef2f7;
  display: flex;
  align-items: stretch;
}

.sm-show-viewer-stage:has(.sm-show-viewer-frame) {
  min-height: 480px;
}

.sm-show-viewer-canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem;
  overflow: auto;
}

.sm-show-viewer-content {
  transform-origin: center center;
  transition: transform 0.15s ease;
  will-change: transform;
}

.sm-show-custom-note {
  width: min(100%, 760px);
  background: #fff;
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  text-align: left;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
  line-height: 1.65;
}

.sm-show-custom-note img {
  max-width: 100%;
  height: auto;
}

.sm-show-custom-note table {
  width: 100%;
  border-collapse: collapse;
}

.sm-show-viewer-frame {
  width: 100%;
  max-width: 760px;
  min-height: 420px;
  border: 0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

.sm-show-viewer-image {
  width: 100%;
  max-width: 760px;
  height: auto;
  max-height: 480px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

.sm-show-viewer-placeholder {
  width: min(100%, 640px);
  background: #fff;
  border-radius: 12px;
  padding: 1.35rem 1.25rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.sm-show-viewer-placeholder__icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin: 0 auto 1rem;
  font-size: 1.6rem;
}

.sm-show-viewer-placeholder__icon--pdf { background: #fee2e2; color: #dc2626; }
.sm-show-viewer-placeholder__icon--doc { background: #dbeafe; color: #2563eb; }
.sm-show-viewer-placeholder__icon--ppt { background: #ffedd5; color: #ea580c; }
.sm-show-viewer-placeholder__icon--xls { background: #dcfce7; color: #16a34a; }
.sm-show-viewer-placeholder__icon--img { background: #ede9fe; color: #7c3aed; }
.sm-show-viewer-placeholder__icon--file { background: #e2e8f0; color: #475569; }

.sm-show-viewer-placeholder h3 {
  font-size: 1.15rem;
  color: var(--sm-navy);
  margin-bottom: 0.35rem;
}

.sm-show-viewer-placeholder p {
  color: var(--sm-text-soft);
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
}

.sm-show-viewer-placeholder__file {
  font-size: 0.78rem;
  font-weight: 600;
  color: #64748b;
}

.sm-show-viewer-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 1px solid var(--sm-line);
  background: rgba(255, 255, 255, 0.95);
  color: #475569;
  display: grid;
  place-items: center;
  z-index: 2;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.08);
}

.sm-show-viewer-nav--prev { left: 0.65rem; }
.sm-show-viewer-nav--next { right: 0.65rem; }

.sm-show-viewer-nav:disabled,
.sm-show-viewer-nav.is-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.sm-show-viewer-card:fullscreen,
.sm-show-viewer-card.is-fullscreen {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background: #fff;
}

.sm-show-viewer-card:fullscreen .sm-show-viewer-stage,
.sm-show-viewer-card.is-fullscreen .sm-show-viewer-stage {
  flex: 1;
  min-height: 0;
}

.sm-show-viewer-card:fullscreen .sm-show-viewer-stage:has(.sm-show-viewer-frame),
.sm-show-viewer-card.is-fullscreen .sm-show-viewer-stage:has(.sm-show-viewer-frame) {
  min-height: 0;
}

.sm-show-tabs-card {
  padding: 0;
  overflow: hidden;
}

.sm-show-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--sm-line);
  overflow-x: auto;
  padding: 0 0.75rem;
}

.sm-show-tab {
  border: 0;
  background: transparent;
  padding: 0.85rem 0.95rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--sm-text-soft);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
}

.sm-show-tab.is-active {
  color: var(--sm-primary-dark);
  border-bottom-color: var(--sm-primary);
}

.sm-show-tab-panel {
  display: none;
  padding: 1.1rem 1.15rem 1.25rem;
}

.sm-show-tab-panel.is-active {
  display: block;
}

.sm-show-desc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 1.25rem;
}

.sm-show-desc-text {
  color: #334155;
  font-size: 0.9rem;
  line-height: 1.6;
}

.sm-show-desc-text.is-collapsed {
  max-height: 7.5rem;
  overflow: hidden;
}

.sm-show-desc-toggle {
  border: 0;
  background: transparent;
  color: var(--sm-primary-dark);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0;
  margin-top: 0.35rem;
  cursor: pointer;
}

.sm-show-tags {
  margin-top: 1rem;
}

.sm-show-tags h4,
.sm-show-rate-box h4,
.sm-show-summary__details h3,
.sm-show-share h3 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--sm-navy);
  margin-bottom: 0.55rem;
}

.sm-show-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sm-show-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.72rem;
  font-weight: 600;
}

.sm-show-rate-box {
  border: 1px solid var(--sm-line);
  border-radius: 12px;
  padding: 0.85rem;
  background: #f8fafc;
}

.sm-show-rate-box__score {
  font-size: 0.82rem;
  color: #475569;
  margin-bottom: 0.35rem;
}

.sm-show-rate-box__score strong {
  color: var(--sm-navy);
  font-size: 1rem;
}

.sm-show-rate-box__stars {
  color: #f5b301;
  font-size: 0.95rem;
  margin-bottom: 0.65rem;
}

.sm-show-rate-box__stars .is-empty {
  color: #d1d5db;
}

.sm-show-rate-box__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  border: 1px solid #86efac;
  background: #fff;
  color: var(--sm-primary-dark);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.sm-show-detail-list,
.sm-show-summary__details ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sm-show-detail-list li,
.sm-show-summary__details li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 0.82rem;
}

.sm-show-detail-list li span,
.sm-show-summary__details li span {
  color: var(--sm-text-soft);
}

.sm-show-detail-list li strong,
.sm-show-summary__details li strong {
  color: var(--sm-navy);
  text-align: right;
}

.sm-show-related-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.sm-show-related-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0.65rem;
  align-items: center;
  padding: 0.65rem;
  border: 1px solid var(--sm-line);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
}

.sm-show-related-item:hover {
  border-color: #bbf7d0;
  background: #f8fffb;
}

.sm-show-related-item__icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: grid;
  place-items: center;
}

.sm-show-related-item__icon--pdf { background: #fee2e2; color: #dc2626; }
.sm-show-related-item__icon--doc { background: #dbeafe; color: #2563eb; }
.sm-show-related-item__icon--ppt { background: #ffedd5; color: #ea580c; }
.sm-show-related-item__icon--xls { background: #dcfce7; color: #16a34a; }
.sm-show-related-item__icon--img { background: #ede9fe; color: #7c3aed; }
.sm-show-related-item__icon--file { background: #e2e8f0; color: #475569; }

.sm-show-related-item strong {
  display: block;
  font-size: 0.84rem;
  color: var(--sm-navy);
}

.sm-show-related-item small {
  color: var(--sm-text-soft);
  font-size: 0.72rem;
}

.sm-show-questions-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--sm-text-soft);
}

.sm-show-questions-empty i {
  font-size: 2rem;
  color: #cbd5e1;
  margin-bottom: 0.65rem;
}

.sm-show-summary {
  position: sticky;
  top: 92px;
}

.sm-show-summary-card {
  padding: 1rem;
}

.sm-show-summary__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.sm-show-summary__file {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.55rem;
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 700;
}

.sm-show-summary__file--pdf { background: #fee2e2; color: #dc2626; }
.sm-show-summary__file--doc { background: #dbeafe; color: #2563eb; }
.sm-show-summary__file--ppt { background: #ffedd5; color: #ea580c; }
.sm-show-summary__file--xls { background: #dcfce7; color: #16a34a; }
.sm-show-summary__file--img { background: #ede9fe; color: #7c3aed; }
.sm-show-summary__file--file { background: #e2e8f0; color: #475569; }

.sm-show-summary__verified {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--sm-primary-dark);
}

.sm-show-summary__title {
  font-size: 1.05rem;
  line-height: 1.35;
  font-weight: 800;
  color: var(--sm-navy);
  margin-bottom: 0.55rem;
}

.sm-show-summary__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.sm-show-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.55rem;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 700;
}

.sm-show-badge--type {
  background: #dbeafe;
  color: #1d4ed8;
}

.sm-show-badge--free {
  background: #dcfce7;
  color: #15803d;
}

.sm-show-summary__stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
  padding-bottom: 0.85rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--sm-line);
  font-size: 0.74rem;
  color: #475569;
}

.sm-show-summary__stat {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.sm-show-summary__stat i {
  color: #94a3b8;
}

.sm-show-summary__stat .fa-star {
  color: #f5b301;
}

.sm-show-summary__save {
  border: 0;
  background: transparent;
  color: #1e40af;
  font-size: 0.74rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  cursor: pointer;
  text-decoration: none;
  margin-left: auto;
}

.sm-show-summary__save.is-saved {
  color: var(--sm-primary-dark);
}

.sm-show-summary__actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.sm-show-summary__download,
.sm-show-summary__read {
  width: 100%;
  justify-content: center;
  border-radius: 10px;
  font-size: 0.84rem;
}

.sm-show-summary__details {
  margin-bottom: 1rem;
}

.sm-show-summary__uploader {
  margin-bottom: 0.85rem;
}

.sm-show-summary__uploader > span {
  display: block;
  font-size: 0.72rem;
  color: var(--sm-text-soft);
  margin-bottom: 0.45rem;
}

.sm-show-uploader {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0.55rem;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.sm-show-uploader img {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  object-fit: cover;
}

.sm-show-uploader strong {
  display: block;
  font-size: 0.82rem;
  color: var(--sm-navy);
}

.sm-show-uploader small {
  color: var(--sm-text-soft);
  font-size: 0.72rem;
}

.sm-show-uploader__verified {
  color: #2563eb;
  font-size: 0.72rem;
}

.sm-show-summary__upload-date {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.78rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--sm-line);
  border-bottom: 1px solid var(--sm-line);
  margin-bottom: 0.85rem;
}

.sm-show-summary__upload-date span {
  color: var(--sm-text-soft);
}

.sm-show-share__icons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.sm-show-share__btn {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 0;
  display: inline-grid;
  place-items: center;
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.85rem;
}

.sm-show-share__btn--whatsapp { background: #25d366; }
.sm-show-share__btn--telegram { background: #0088cc; }
.sm-show-share__btn--facebook { background: #1877f2; }
.sm-show-share__btn--twitter { background: #0f1419; }
.sm-show-share__btn--email { background: #64748b; }
.sm-show-share__btn--copy { background: #334155; }

@media (max-width: 1200px) {
  .sm-show-layout {
    grid-template-columns: 230px minmax(0, 1fr) 290px;
  }
}

@media (max-width: 1100px) {
  .sm-show-layout {
    grid-template-columns: 1fr;
  }

  .sm-show-contents,
  .sm-show-summary {
    position: static;
    max-height: none;
  }

  .sm-show-desc-layout {
    grid-template-columns: 1fr;
  }

  .sm-show-viewer-toolbar {
    grid-template-columns: 1fr;
  }

  .sm-show-viewer-controls {
    justify-content: flex-start;
  }
}

@media (max-width: 767px) {
  .sm-show-viewer-stage {
    min-height: 220px;
  }

  .sm-show-viewer-stage:has(.sm-show-viewer-frame) {
    min-height: 320px;
  }

  .sm-show-viewer-frame {
    min-height: 280px;
  }
}