/* Student Report — Elkably platform design */

:root {
  --sr-primary: #b80101;
  --sr-primary-hover: #9a0101;
  --sr-primary-dark: #8a0101;
  --sr-primary-tint: rgba(184, 1, 1, 0.08);
  --sr-primary-tint-strong: rgba(184, 1, 1, 0.12);
  --sr-gradient: linear-gradient(135deg, #b80101, #8a0101);
  --sr-text: #111827;
  --sr-text-muted: #6b7280;
  --sr-bg: #f8fafc;
  --sr-card: #ffffff;
  --sr-border: #e8ecf1;
  --sr-border-light: #f1f5f9;
  --sr-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
  --sr-ring-track: #e5e7eb;
  --sr-ring-inner: #ffffff;
  /* Semantic status — deeper tints for parent-at-a-glance readability */
  --sr-success-bg: #d1fae5;
  --sr-success-text: #047857;
  --sr-success-border: rgba(4, 120, 87, 0.28);
  --sr-warning-bg: #fef3c7;
  --sr-warning-text: #b45309;
  --sr-warning-border: rgba(180, 83, 9, 0.28);
  --sr-danger-bg: #fee2e2;
  --sr-danger-text: #b91c1c;
  --sr-danger-border: rgba(185, 28, 28, 0.28);
  --sr-info-bg: #dbeafe;
  --sr-info-text: #1d4ed8;
  --sr-info-border: rgba(29, 78, 216, 0.28);
  --sr-neutral-bg: #e5e7eb;
  --sr-neutral-text: #374151;
  --sr-neutral-border: rgba(55, 65, 81, 0.2);
  /* Performance tier ring / grade letter colors */
  --sr-tier-success: #059669;
  --sr-tier-warning: #d97706;
  --sr-tier-danger: #dc2626;
  --sr-tier-neutral: #6b7280;
  /* Type pill palette — distinct from status badges */
  --sr-type-main-bg: #e0e7ff;
  --sr-type-main-text: #3730a3;
  --sr-type-main-border: rgba(55, 48, 163, 0.25);
  --sr-type-assistant-bg: #ccfbf1;
  --sr-type-assistant-text: #0f766e;
  --sr-type-assistant-border: rgba(15, 118, 110, 0.25);
  --sr-type-quiz-bg: #ede9fe;
  --sr-type-quiz-text: #6d28d9;
  --sr-type-quiz-border: rgba(109, 40, 217, 0.25);
  --sr-font-heading: 'Poppins', sans-serif;
  --sr-font-body: 'Roboto', sans-serif;
}

/* ------------------------------------------------------------------ */
/* Page shell                                                          */
/* ------------------------------------------------------------------ */

.sr-page {
  margin-top: 96px;
  min-height: calc(100vh - 96px);
  background: #ffffff;
  padding: 0 1rem 2.5rem;
  font-family: var(--sr-font-body);
  color: var(--sr-text);
}

.sr-container {
  width: min(1200px, 100%);
  margin: 0 auto;
}

.sr-page--lookup-only .sr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 96px - 2rem);
  padding-top: 1rem;
}

.sr-lookup-section {
  width: 100%;
  display: flex;
  justify-content: center;
  padding-top: 0.75rem;
}

.sr-page--has-report .sr-lookup-section {
  padding-top: 0.5rem;
  margin-bottom: 0.75rem;
}

.sr-page--lookup-only .sr-lookup-section {
  padding-top: 0;
  max-width: 480px;
}

/* ------------------------------------------------------------------ */
/* Cards                                                               */
/* ------------------------------------------------------------------ */

.sr-card {
  background: var(--sr-card);
  border: 1px solid var(--sr-border);
  border-radius: 16px;
  box-shadow: var(--sr-shadow);
}

.sr-lookup-card {
  width: 100%;
  padding: 1rem 1.1rem;
  margin: 0 auto 0.75rem;
  max-width: 480px;
}

.sr-lookup-card--compact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  max-width: 520px;
  padding: 0.4rem 0.5rem 0.4rem 0.65rem;
  margin-bottom: 0.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
}

.sr-lookup-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  margin-bottom: 0.85rem;
}

.sr-lookup-brand-text h1 {
  margin: 0;
  font-family: var(--sr-font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--sr-text);
  line-height: 1.2;
}

.sr-lookup-brand-text p {
  margin: 0.1rem 0 0;
  color: var(--sr-text-muted);
  font-size: 0.72rem;
  line-height: 1.3;
}

.sr-lookup-brand .highlight-red::after {
  display: none;
}

.sr-lookup-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--sr-primary-tint);
  color: var(--sr-primary);
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* ------------------------------------------------------------------ */
/* Lookup form                                                         */
/* ------------------------------------------------------------------ */

.sr-lookup-form {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
}

.sr-lookup-card--compact .sr-lookup-form {
  flex: 1;
  min-width: 0;
}

.sr-lookup-form-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sr-text-muted);
  font-size: 0.78rem;
  flex-shrink: 0;
}

.sr-lookup-form input {
  flex: 1;
  min-width: 0;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 0.42rem 0.65rem;
  font-size: 0.8rem;
  font-family: var(--sr-font-body);
  color: var(--sr-text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.sr-lookup-card--compact .sr-lookup-form input {
  border: none;
  background: transparent;
  padding: 0.35rem 0.25rem;
  font-size: 0.78rem;
  box-shadow: none;
}

.sr-lookup-card--compact .sr-lookup-form input:focus {
  box-shadow: none;
  outline: none;
}

.sr-lookup-form input::placeholder {
  color: #94a3b8;
}

.sr-lookup-form input:focus {
  outline: none;
  border-color: var(--sr-primary);
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.12);
}

.sr-lookup-card--compact:focus-within {
  border-color: rgba(184, 1, 1, 0.35);
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.08);
}

.sr-btn {
  border: 1.5px solid transparent;
  border-radius: 8px;
  padding: 0.48rem 0.8rem;
  font-family: var(--sr-font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.sr-lookup-form .sr-btn-primary {
  padding: 0.42rem 0.7rem;
  font-size: 0.76rem;
  box-shadow: none;
}

.sr-lookup-card--compact .sr-lookup-form .sr-btn-primary {
  padding: 0.35rem 0.65rem;
  border-radius: 7px;
}

.sr-lookup-card--compact .sr-lookup-form .sr-btn-primary span {
  display: none;
}

.sr-lookup-card--compact .sr-alert {
  width: 100%;
  margin-top: 0.45rem;
}

.sr-btn-primary {
  background: var(--sr-primary);
  border-color: var(--sr-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(184, 1, 1, 0.25);
}

.sr-btn-primary:hover {
  background: var(--sr-primary-hover);
  border-color: var(--sr-primary-hover);
  box-shadow: 0 6px 16px rgba(184, 1, 1, 0.35);
}

.sr-btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.2);
}

.sr-alert {
  margin-top: 0.6rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 500;
}

.sr-alert-error {
  background: var(--sr-danger-bg);
  color: var(--sr-danger-text);
  border: 1px solid #fecaca;
}

/* ------------------------------------------------------------------ */
/* Student header + overall grade                                      */
/* ------------------------------------------------------------------ */

.sr-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.sr-student-card,
.sr-overall-card {
  padding: 1.35rem 1.5rem;
}

.sr-student-profile {
  display: flex;
  gap: 1.15rem;
  align-items: flex-start;
}

.sr-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--sr-primary-tint);
  color: var(--sr-primary);
  border: 2px solid rgba(184, 1, 1, 0.15);
  display: grid;
  place-items: center;
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}

.sr-avatar-placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  font-family: var(--sr-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--sr-primary);
  background: linear-gradient(135deg, rgba(184, 1, 1, 0.1), rgba(184, 1, 1, 0.04));
}

.sr-avatar-placeholder i {
  font-size: 1.85rem;
}

.sr-avatar img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.sr-student-info h2 {
  margin: 0 0 0.85rem;
  font-family: var(--sr-font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--sr-text);
}

.sr-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem 1.15rem;
}

.sr-info-grid span {
  display: block;
  color: var(--sr-text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.sr-info-grid strong {
  color: var(--sr-text);
  font-size: 0.92rem;
  font-weight: 500;
  word-break: break-word;
}

.sr-info-full {
  grid-column: 1 / -1;
}

.sr-overall-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.35rem 1.5rem;
  overflow: visible;
  z-index: 1;
}

.sr-top-grid:has(.sr-overall-info-popover:not([hidden])) {
  position: relative;
  z-index: 200;
}

.sr-overall-info-btn {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--sr-border);
  border-radius: 50%;
  background: var(--sr-card);
  color: var(--sr-text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
  transition: color 0.2s, border-color 0.2s, background 0.2s, box-shadow 0.2s;
  z-index: 2;
}

.sr-overall-info-btn:hover,
.sr-overall-info-btn:focus-visible {
  color: var(--sr-primary);
  border-color: rgba(184, 1, 1, 0.35);
  background: var(--sr-primary-tint);
  outline: none;
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.1);
}

.sr-overall-info-btn[aria-expanded='true'] {
  color: var(--sr-primary);
  border-color: rgba(184, 1, 1, 0.4);
  background: var(--sr-primary-tint);
}

.sr-overall-info-popover {
  position: fixed;
  z-index: 1000;
  width: min(17.5rem, calc(100vw - 2rem));
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--sr-border);
  background: var(--sr-card);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.16);
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--sr-text);
}

.sr-overall-info-popover::before {
  content: '';
  position: absolute;
  top: -6px;
  left: var(--sr-info-caret-left, calc(100% - 1.5rem));
  width: 12px;
  height: 12px;
  background: var(--sr-card);
  border-left: 1px solid var(--sr-border);
  border-top: 1px solid var(--sr-border);
  transform: rotate(45deg);
}

.sr-overall-info-popover.is-above::before {
  top: auto;
  bottom: -6px;
  border-left: none;
  border-top: none;
  border-right: 1px solid var(--sr-border);
  border-bottom: 1px solid var(--sr-border);
  transform: rotate(45deg);
}

.sr-overall-info-popover strong {
  display: block;
  font-family: var(--sr-font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--sr-text);
}

.sr-overall-info-popover p {
  margin: 0 0 0.5rem;
  color: var(--sr-text-muted);
}

.sr-overall-info-popover ul {
  margin: 0 0 0.55rem;
  padding-left: 1.1rem;
  color: var(--sr-text);
}

.sr-overall-info-popover li {
  margin-bottom: 0.35rem;
}

.sr-overall-info-popover li strong {
  display: inline;
  font-size: inherit;
  margin: 0;
}

.sr-overall-info-scale {
  font-size: 0.72rem;
  color: var(--sr-text-muted);
}

.sr-overall-info-note {
  margin: 0;
  font-size: 0.72rem;
  color: var(--sr-text-muted);
  border-top: 1px solid var(--sr-border-light);
  padding-top: 0.5rem;
}

.sr-ring-wrap {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.sr-ring {
  --size: 116px;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background:
    radial-gradient(closest-side, var(--sr-ring-inner) 72%, transparent 73% 100%),
    conic-gradient(var(--ring-color, var(--sr-tier-neutral)) calc(var(--ring-value) * 1%), var(--sr-ring-track) 0);
  display: grid;
  place-items: center;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
}

.sr-ring-value {
  font-family: var(--sr-font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--sr-text);
}

.sr-overall-grade {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sr-grade-letter {
  font-family: var(--sr-font-heading);
  font-size: 2.4rem;
  line-height: 1;
  font-weight: 800;
  color: var(--sr-tier-neutral);
}

.sr-grade-letter.is-tier-success {
  color: var(--sr-tier-success);
}

.sr-grade-letter.is-tier-warning {
  color: var(--sr-tier-warning);
}

.sr-grade-letter.is-tier-danger {
  color: var(--sr-tier-danger);
}

.sr-grade-letter.is-tier-neutral {
  color: var(--sr-tier-neutral);
}

.sr-grade-letter.large {
  font-size: 2.75rem;
}

.sr-grade-label {
  color: var(--sr-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ------------------------------------------------------------------ */
/* Sections                                                            */
/* ------------------------------------------------------------------ */

.sr-section {
  margin-bottom: 1.25rem;
}

.sr-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--sr-border);
}

.sr-section-head h3 {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
  font-family: var(--sr-font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--sr-text);
  letter-spacing: -0.01em;
}

.sr-section-head h3::before {
  content: '';
  width: 4px;
  height: 1.15rem;
  border-radius: 2px;
  background: var(--sr-primary);
  flex-shrink: 0;
}

/* Avoid double underline from global .highlight-red::after */
.sr-section-head .highlight-red::after {
  display: none;
}

.sr-hint {
  margin: 0;
  color: var(--sr-text-muted);
  font-size: 0.85rem;
}

.sr-hint i {
  color: var(--sr-primary);
  margin-right: 0.25rem;
}

/* ------------------------------------------------------------------ */
/* Overview cards                                                      */
/* ------------------------------------------------------------------ */

.sr-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.sr-overview-card {
  padding: 1.15rem 1.25rem;
}

.sr-overview-card h4 {
  margin: 0 0 0.85rem;
  font-family: var(--sr-font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--sr-text);
}

.sr-attendance-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.sr-mini-ring-block {
  text-align: center;
}

.sr-mini-ring {
  --size: 80px;
  width: var(--size);
  height: var(--size);
  margin: 0 auto 0.55rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--sr-font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--sr-text);
  background:
    radial-gradient(closest-side, var(--sr-ring-inner) 72%, transparent 73% 100%),
    conic-gradient(var(--ring-color, var(--sr-primary)) calc(var(--ring-value) * 1%), var(--sr-ring-track) 0);
}

.sr-mini-ring.main {
  --ring-color: var(--sr-primary);
}

.sr-mini-ring.assistant {
  --ring-color: #94a3b8;
}

.sr-mini-title {
  margin: 0;
  font-family: var(--sr-font-heading);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--sr-text);
}

.sr-mini-sub {
  margin: 0.15rem 0 0;
  color: var(--sr-text-muted);
  font-size: 0.8rem;
}

.sr-grade-display {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.sr-grade-percent {
  display: block;
  font-family: var(--sr-font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--sr-primary);
}

.sr-grade-display p {
  margin: 0.15rem 0 0;
  color: var(--sr-text-muted);
  font-size: 0.85rem;
}

/* ------------------------------------------------------------------ */
/* Tables                                                              */
/* ------------------------------------------------------------------ */

.sr-table-card {
  overflow: hidden;
}

.sr-table-scroll,
.sr-topic-table-wrap {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(15, 23, 42, 0.25) transparent;
}

.sr-table-scroll::-webkit-scrollbar,
.sr-topic-table-wrap::-webkit-scrollbar {
  height: 6px;
}

.sr-table-scroll::-webkit-scrollbar-track,
.sr-topic-table-wrap::-webkit-scrollbar-track {
  background: transparent;
}

.sr-table-scroll::-webkit-scrollbar-thumb,
.sr-topic-table-wrap::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.22);
  border-radius: 999px;
}

.sr-table-scroll:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px rgba(184, 1, 1, 0.2);
}

.sr-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.sr-table-scroll > .sr-table {
  min-width: 100%;
}

.sr-mock-table {
  min-width: 42rem;
  table-layout: fixed;
}

.sr-mock-table th,
.sr-mock-table td {
  white-space: nowrap;
  vertical-align: middle;
}

.sr-mock-table th:not(.sr-col-exam),
.sr-mock-table td:not(.sr-col-exam) {
  text-align: center;
}

.sr-mock-table th.sr-col-exam,
.sr-mock-table td.sr-col-exam {
  text-align: left;
  white-space: normal;
}

.sr-mock-table .sr-col-exam .sr-linkish {
  display: block;
  white-space: normal;
  line-height: 1.45;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.sr-mock-table .sr-subtext {
  white-space: normal;
}

.sr-center-table {
  min-width: 52rem;
  table-layout: fixed;
}

.sr-center-table th,
.sr-center-table td {
  white-space: nowrap;
  vertical-align: middle;
}

.sr-center-table th:not(.sr-col-group):not(:first-child),
.sr-center-table td:not(.sr-col-group):not(:first-child) {
  text-align: center;
}

.sr-center-table .sr-col-group,
.sr-center-table .sr-subtext {
  white-space: normal;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.sr-table thead {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border-bottom: 2px solid rgba(184, 1, 1, 0.18);
  color: var(--sr-text);
}

.sr-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-family: var(--sr-font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--sr-text-muted);
}

.sr-table td {
  padding: 0.8rem 1rem;
  text-align: left;
  vertical-align: middle;
  font-size: 0.88rem;
}

.sr-table tbody tr + tr {
  border-top: 1px solid var(--sr-border-light);
}

.sr-linkish {
  color: var(--sr-primary);
  font-weight: 600;
  text-decoration: none;
}

.sr-linkish:hover {
  color: var(--sr-primary-hover);
  text-decoration: underline;
}

/* ------------------------------------------------------------------ */
/* Badges & pills                                                      */
/* ------------------------------------------------------------------ */

.sr-mark,
.sr-status-pill,
.sr-progress-pill,
.sr-type-pill,
.sr-content-status,
.sr-topic-progress {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.22rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge-success {
  background: var(--sr-success-bg);
  color: var(--sr-success-text);
  border-color: var(--sr-success-border);
}

.badge-warning {
  background: var(--sr-warning-bg);
  color: var(--sr-warning-text);
  border-color: var(--sr-warning-border);
}

.badge-danger {
  background: var(--sr-danger-bg);
  color: var(--sr-danger-text);
  border-color: var(--sr-danger-border);
}

.badge-info {
  background: var(--sr-info-bg);
  color: var(--sr-info-text);
  border-color: var(--sr-info-border);
}

.badge-neutral {
  background: var(--sr-neutral-bg);
  color: var(--sr-neutral-text);
  border-color: var(--sr-neutral-border);
}

.sr-status-text {
  font-weight: 700;
}

.sr-subtext,
.sr-muted {
  display: block;
  color: var(--sr-text-muted);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

/* ------------------------------------------------------------------ */
/* Mock exams                                                          */
/* ------------------------------------------------------------------ */

.sr-mock-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  border: 1px solid transparent;
  line-height: 1.2;
}

.sr-mock-table th.sr-col-mock-type,
.sr-mock-table td.sr-col-mock-type {
  text-align: center;
}

.sr-test-type--sat {
  background: #ede9fe;
  color: #5b21b6;
  border-color: rgba(91, 33, 182, 0.35);
}

.sr-test-type--est {
  background: #ccfbf1;
  color: #0f766e;
  border-color: rgba(15, 118, 110, 0.35);
}

.sr-test-type--dsat {
  background: #dcfce7;
  color: #15803d;
  border-color: rgba(21, 128, 61, 0.35);
}

.sr-test-type--act {
  background: #ffedd5;
  color: #c2410c;
  border-color: rgba(194, 65, 12, 0.35);
}

.sr-test-type--sat-est {
  background: #fce7f3;
  color: #9d174d;
  border-color: rgba(157, 23, 77, 0.35);
}

.sr-test-type--default {
  background: var(--sr-neutral-bg);
  color: var(--sr-neutral-text);
  border-color: var(--sr-neutral-border);
}

.sr-mock-table .sr-grade-percent {
  font-size: 0.95rem;
}

.sr-video-row {
  display: flex;
  justify-content: space-between;
  gap: 0.65rem;
  align-items: center;
}

/* ------------------------------------------------------------------ */
/* Course cards grid + detail view                                     */
/* ------------------------------------------------------------------ */

.sr-courses-head {
  flex-direction: column;
  align-items: stretch;
  gap: 0.4rem;
}

.sr-courses-head-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.sr-course-detail-title {
  display: none;
  font-family: var(--sr-font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--sr-text-muted);
}

.sr-course-detail-title:not(:empty) {
  display: inline;
}

.sr-course-detail-title:not(:empty)::before {
  content: '—';
  margin: 0 0.5rem;
  color: var(--sr-border);
  font-weight: 400;
}

.sr-course-back {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border: 1.5px solid rgba(184, 1, 1, 0.18);
  border-radius: 10px;
  background: var(--sr-card);
  color: var(--sr-primary);
  font-family: var(--sr-font-heading);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--sr-shadow);
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.sr-courses-section.is-detail .sr-course-back {
  display: inline-flex;
}

.sr-courses-section.is-detail .sr-courses-hint {
  display: none;
}

.sr-course-back:hover {
  background: var(--sr-primary-tint);
  border-color: rgba(184, 1, 1, 0.28);
}

.sr-course-back i {
  font-size: 0.78rem;
}

.sr-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.35rem;
  align-items: stretch;
}

.sr-courses-section.is-detail .sr-course-grid {
  grid-template-columns: 1fr;
}

.sr-course-panel {
  display: flex;
  flex-direction: column;
  background: var(--sr-card);
  border: 1px solid var(--sr-border);
  border-radius: 14px;
  box-shadow: var(--sr-shadow);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sr-course-panel:not(.is-open):not(.is-hidden):hover {
  border-color: rgba(184, 1, 1, 0.18);
  box-shadow: 0 8px 22px rgba(184, 1, 1, 0.08);
}

.sr-course-panel.is-hidden {
  display: none;
}

.sr-course-panel.is-open {
  border-color: rgba(184, 1, 1, 0.22);
  box-shadow: 0 10px 28px rgba(184, 1, 1, 0.08);
}

.sr-course-panel.is-open .sr-course-card-btn {
  display: none;
}

.sr-course-panel:not(.is-open) {
  min-height: 18.5rem;
}

.sr-course-card-btn {
  width: 100%;
  height: 100%;
  min-height: 18.5rem;
  border: none;
  background: transparent;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  cursor: pointer;
  text-align: left;
  font-family: var(--sr-font-body);
  flex-shrink: 0;
}

.sr-course-card-media {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: #f3f4f6;
  flex-shrink: 0;
}

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

.sr-course-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: 1rem 1.15rem 1.15rem;
}

.sr-course-card-title {
  font-family: var(--sr-font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--sr-text);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sr-course-card-meta {
  margin-top: 0.45rem;
  min-height: 1.25rem;
  font-size: 0.82rem;
  line-height: 1.125rem;
  color: var(--sr-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sr-course-card-progress {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

.sr-course-progress-track {
  flex: 1;
  height: 5px;
  border-radius: 999px;
  background: var(--sr-border-light);
  overflow: hidden;
}

.sr-course-progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--sr-primary);
}

.sr-course-progress-fill.badge-success {
  background: #16a34a;
}

.sr-course-progress-fill.badge-warning {
  background: #d97706;
}

.sr-course-progress-fill.badge-danger {
  background: #dc2626;
}

.sr-course-progress-fill.badge-neutral {
  background: #9ca3af;
}

.sr-course-progress-label {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--sr-text-muted);
  min-width: 2rem;
  text-align: right;
}

.sr-course-expand {
  display: none;
}

.sr-course-panel.is-open .sr-course-expand {
  display: block;
}

.sr-course-expand-inner {
  animation: srFadeIn 0.22s ease;
}

@keyframes srFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.sr-course-detail-layout {
  display: block;
}

/* ------------------------------------------------------------------ */
/* Week navigator rail                                                 */
/* ------------------------------------------------------------------ */

.sr-rail-root {
  display: none;
}

#sr-rail-root[aria-hidden='false'] {
  display: block;
}

.sr-rail {
  display: none;
  position: fixed;
  left: 0;
  top: 6.5rem;
  z-index: 1100;
}

.sr-rail.is-active {
  display: block;
}

.sr-rail-card {
  width: 10.5rem;
  max-height: calc(100vh - 8rem);
  display: flex;
  flex-direction: column;
  background: var(--sr-card);
  border: 1px solid rgba(184, 1, 1, 0.12);
  border-left: none;
  border-radius: 0 16px 16px 0;
  box-shadow: 10px 0 32px rgba(15, 23, 42, 0.1);
  overflow: hidden;
}

.sr-rail.is-minimized .sr-rail-card {
  display: none;
}

.sr-rail-header {
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
  padding: 0.75rem 0.65rem 0.7rem 0.85rem;
  background: linear-gradient(135deg, rgba(184, 1, 1, 0.06), rgba(184, 1, 1, 0.02));
  border-bottom: 1px solid var(--sr-border-light);
}

.sr-rail-course {
  flex: 1;
  min-width: 0;
  margin: 0;
  font-family: var(--sr-font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--sr-text);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sr-rail-collapse {
  flex-shrink: 0;
  width: 1.6rem;
  height: 1.6rem;
  margin: 0;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(184, 1, 1, 0.14);
  border-radius: 8px;
  background: #fff;
  color: var(--sr-primary);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.sr-rail-collapse:hover,
.sr-rail-collapse:focus-visible {
  background: var(--sr-primary);
  border-color: var(--sr-primary);
  color: #fff;
  outline: none;
}

.sr-rail-collapse i {
  font-size: 0.65rem;
  pointer-events: none;
}

.sr-rail-weeks {
  list-style: none;
  margin: 0;
  padding: 0.55rem 0.45rem 0.65rem 0.55rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.sr-rail-weeks::-webkit-scrollbar {
  width: 4px;
}

.sr-rail-weeks::-webkit-scrollbar-thumb {
  background: rgba(184, 1, 1, 0.22);
  border-radius: 999px;
}

.sr-rail-week {
  width: 100%;
  margin: 0;
  padding: 0.45rem 0.5rem 0.45rem 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: none;
  border-left: 3px solid transparent;
  border-radius: 0 10px 10px 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-family: var(--sr-font-body);
  transition: background 0.18s ease, border-color 0.18s ease;
}

.sr-rail-week:hover {
  background: var(--sr-primary-tint);
}

.sr-rail-week.is-current {
  background: var(--sr-primary-tint-strong);
  border-left-color: var(--sr-primary);
}

.sr-rail-week-num {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: var(--sr-neutral-bg);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--sr-text-muted);
  transition: background 0.18s ease, color 0.18s ease;
}

.sr-rail-week.is-current .sr-rail-week-num {
  background: var(--sr-primary);
  color: #fff;
}

.sr-rail-week-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.06rem;
}

.sr-rail-week-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--sr-text);
  line-height: 1.2;
}

.sr-rail-week.is-current .sr-rail-week-label {
  color: var(--sr-primary);
}

.sr-rail-week-pct {
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--sr-text-muted);
}

.sr-rail-week.is-current .sr-rail-week-pct {
  color: var(--sr-primary);
}

.sr-rail-tab {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  width: 2.5rem;
  padding: 0.75rem 0.35rem;
  margin: 0;
  border: 1px solid rgba(184, 1, 1, 0.14);
  border-left: none;
  border-radius: 0 12px 12px 0;
  background: var(--sr-card);
  color: var(--sr-primary);
  box-shadow: 6px 0 20px rgba(15, 23, 42, 0.1);
  cursor: pointer;
  font-family: var(--sr-font-heading);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.sr-rail-tab i {
  font-size: 0.8rem;
  pointer-events: none;
}

.sr-rail-tab span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  pointer-events: none;
}

.sr-rail.is-minimized .sr-rail-tab {
  display: flex;
}

.sr-rail-tab:hover,
.sr-rail-tab:focus-visible {
  background: var(--sr-primary);
  color: #fff;
  box-shadow: 6px 0 24px rgba(184, 1, 1, 0.22);
  outline: none;
}

body.sr-rail-open .sr-page {
  transition: padding-left 0.25s ease;
}

@media (min-width: 961px) {
  body.sr-rail-open .sr-page {
    padding-left: 11rem;
  }

  body.sr-rail-open.sr-rail-minimized .sr-page {
    padding-left: 3rem;
  }
}

.sr-weeks-list {
  width: 100%;
  padding: 1rem 1.1rem 1.1rem;
  display: grid;
  gap: 0.85rem;
}

.sr-week-empty {
  margin: 0.85rem;
  padding: 1.25rem 1rem;
  text-align: center;
  color: var(--sr-text-muted);
  font-size: 0.85rem;
  background: var(--sr-primary-tint);
  border: 1px dashed rgba(184, 1, 1, 0.18);
  border-radius: 10px;
}

.sr-week-panel {
  scroll-margin-top: 6.5rem;
  border: 1px solid rgba(184, 1, 1, 0.2);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(184, 1, 1, 0.06);
}

.sr-week-head {
  scroll-margin-top: 6.5rem;
  width: 100%;
  border: none;
  background: linear-gradient(135deg, #b80101 0%, #8f0101 100%);
  color: #fff;
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-align: left;
  font-family: var(--sr-font-body);
  cursor: pointer;
  transition: filter 0.2s ease, box-shadow 0.2s ease;
}

.sr-week-head:hover {
  filter: brightness(1.06);
}

.sr-week-head:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.85);
  outline-offset: -2px;
}

.sr-week-chevron {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  color: rgba(255, 255, 255, 0.9);
  transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

.sr-week-panel.is-open .sr-week-chevron {
  transform: rotate(180deg);
}

.sr-week-head-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.65rem;
}

.sr-week-head-main strong {
  font-family: var(--sr-font-heading);
  font-size: 0.86rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
}

.sr-week-date {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.82);
}

.sr-week-progress {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
}

.sr-week-progress .sr-muted {
  color: rgba(255, 255, 255, 0.75);
}

.sr-week-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.42s cubic-bezier(0.4, 0, 0.2, 1);
}

.sr-week-panel.is-open .sr-week-body {
  grid-template-rows: 1fr;
}

.sr-week-topics {
  padding: 0;
  overflow: hidden;
  min-height: 0;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    opacity 0.28s ease,
    transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

.sr-week-panel.is-open .sr-week-topics {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.06s;
}

@media (prefers-reduced-motion: reduce) {
  .sr-week-body,
  .sr-week-topics,
  .sr-week-chevron {
    transition: none;
  }

  .sr-week-topics {
    transform: none;
  }
}

.sr-topics-list {
  padding: 0.85rem 0.85rem 0.95rem;
  display: grid;
  gap: 0.65rem;
}

.sr-topic-card {
  border: 1px solid rgba(184, 1, 1, 0.16);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

.sr-topic-head {
  width: 100%;
  border: none;
  background: transparent;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-align: left;
  font-family: var(--sr-font-body);
}

.sr-topic-number {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 10px;
  background: var(--sr-primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--sr-font-heading);
  font-size: 0.82rem;
  font-weight: 700;
}

.sr-topic-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.sr-topic-main strong {
  font-family: var(--sr-font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--sr-text);
  line-height: 1.35;
}

.sr-topic-kicker {
  color: var(--sr-primary);
  font-weight: 700;
  margin-right: 0.2rem;
}

.sr-topic-meta {
  font-size: 0.75rem;
  color: var(--sr-text-muted);
}

.sr-topic-progress {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
}

.sr-topic-body {
  display: block;
}

.sr-topic-table-wrap {
  border-top: 1px solid var(--sr-border-light);
}

.sr-topic-table {
  width: 100%;
  min-width: 34rem;
  table-layout: fixed;
}

.sr-topic-table col.sr-col-session {
  width: 38%;
}

.sr-topic-table col.sr-col-type {
  width: 22%;
}

.sr-topic-table col.sr-col-progress {
  width: 40%;
}

.sr-topic-table th.sr-col-type,
.sr-topic-table td.sr-col-type {
  text-align: center;
}

.sr-topic-table th.sr-col-progress,
.sr-topic-table td.sr-col-progress {
  text-align: left;
}

.sr-topic-table th,
.sr-topic-table td {
  padding: 0.7rem 0.85rem;
  font-size: 0.8rem;
  vertical-align: middle;
}

.sr-topic-table th {
  font-size: 0.7rem;
  white-space: nowrap;
  color: var(--sr-text);
}

.sr-topic-table tbody tr:hover {
  background: rgba(15, 23, 42, 0.03);
}

.sr-col-session {
  min-width: 0;
  word-break: normal;
  overflow-wrap: break-word;
  hyphens: auto;
}

.sr-col-session .sr-linkish {
  display: block;
  white-space: normal;
  line-height: 1.45;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.sr-topic-table .sr-col-type .sr-type-pill {
  display: inline-flex;
  width: auto;
  max-width: 100%;
  min-width: 6.25rem;
  justify-content: center;
  align-items: center;
  text-align: center;
  box-sizing: border-box;
  padding: 0.3rem 0.7rem;
  font-size: 0.72rem;
  line-height: 1.2;
  min-height: 1.7rem;
}

.sr-progress-cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.28rem;
  min-width: 0;
}

.sr-progress-kind {
  display: inline-flex;
  align-items: center;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sr-text-muted);
  line-height: 1.2;
}

.sr-progress-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.12rem;
  min-width: 0;
}

.sr-topic-table .sr-col-progress .sr-status-pill,
.sr-topic-table .sr-col-progress .sr-mark {
  display: inline-flex;
  max-width: 100%;
}

.sr-topic-table .sr-col-progress {
  min-width: 0;
}

.sr-topic-table .sr-col-progress .sr-subtext {
  margin-top: 0;
  font-size: 0.74rem;
}

.sr-mock-table col.sr-col-exam,
.sr-mock-table .sr-col-exam {
  width: 34%;
}

.sr-video-cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.sr-video-badges {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
}

.sr-views-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.14rem 0.42rem;
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 600;
  line-height: 1.2;
  background: var(--sr-neutral-bg);
  color: var(--sr-text-muted);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.sr-video-cell + .sr-video-cell {
  margin-top: 0.55rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--sr-border-light);
}

.sr-video-cell .sr-status-pill {
  margin-top: 0;
}

.sr-work-mark {
  font-weight: 700;
}

.sr-work-mark.badge-success,
.sr-work-mark.badge-warning,
.sr-work-mark.badge-danger {
  background: transparent;
  padding: 0;
}

/* Type pills — distinct professional palette */
.type-main {
  background: var(--sr-type-main-bg);
  color: var(--sr-type-main-text);
  border-color: var(--sr-type-main-border);
}

.type-video {
  background: var(--sr-type-assistant-bg);
  color: var(--sr-type-assistant-text);
  border-color: var(--sr-type-assistant-border);
}

.type-homework {
  background: var(--sr-warning-bg);
  color: var(--sr-warning-text);
  border-color: var(--sr-warning-border);
}

.type-quiz {
  background: var(--sr-type-quiz-bg);
  color: var(--sr-type-quiz-text);
  border-color: var(--sr-type-quiz-border);
}

.type-default {
  background: var(--sr-neutral-bg);
  color: var(--sr-neutral-text);
  border-color: var(--sr-neutral-border);
}

.sr-center-summary .sr-center-stat {
  text-align: center;
}

.sr-center-summary {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
  margin-bottom: 1.35rem;
}

.sr-center-summary .sr-overview-card {
  padding: 1.35rem 1.5rem;
}

.sr-center-summary .sr-overview-card h4 {
  margin-bottom: 1rem;
}

.sr-center-summary .sr-center-stat p {
  margin: 0.4rem 0 0;
}

.sr-center-section .sr-table-card {
  margin-top: 0.15rem;
}

.sr-center-section .sr-table-meta {
  padding: 1rem 1.2rem;
}

.sr-center-section .sr-table th,
.sr-center-section .sr-table td {
  padding: 1rem 1.2rem;
}

.sr-center-section .sr-table tbody tr + tr {
  border-top-width: 1px;
}

.sr-center-section .sr-pagination {
  padding: 1rem 1.2rem;
}

.sr-center-section .sr-status-pill,
.sr-center-section .sr-type-pill,
.sr-center-section .sr-mark {
  padding: 0.3rem 0.75rem;
}

.sr-center-section .sr-subtext {
  display: block;
  margin-top: 0.35rem;
}

.sr-center-section .sr-video-row + .sr-video-row {
  margin-top: 0.35rem;
}

/* ------------------------------------------------------------------ */
/* Center groups — tabs, filters, table meta                         */
/* ------------------------------------------------------------------ */

.sr-center-section .sr-section-head {
  align-items: flex-start;
}

.sr-level-tabs,
.sr-group-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.15rem;
}

.sr-group-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1.5px solid var(--sr-border);
  background: var(--sr-card);
  color: var(--sr-text);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-family: var(--sr-font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.sr-group-tab:hover {
  border-color: rgba(184, 1, 1, 0.35);
  background: var(--sr-primary-tint);
}

.sr-group-tab.active {
  background: var(--sr-primary);
  border-color: var(--sr-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(184, 1, 1, 0.22);
}

.sr-group-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.35rem;
  height: 1.35rem;
  padding: 0 0.35rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.08);
  font-size: 0.7rem;
}

.sr-group-tab.active .sr-group-tab-count {
  background: rgba(255, 255, 255, 0.2);
}

.sr-group-tab-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  background: var(--sr-primary-tint);
  color: var(--sr-primary);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sr-group-tab.active .sr-group-tab-badge {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.sr-center-group-tabs {
  align-items: center;
}

.sr-center-group-tabs .sr-group-tab {
  max-width: 100%;
  line-height: 1.35;
}

.sr-center-group-banner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.15rem;
  margin-bottom: 1.15rem;
  background: var(--sr-card);
  border: 1px solid var(--sr-border);
  border-radius: 14px;
  box-shadow: var(--sr-shadow);
}

.sr-center-group-banner__icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--sr-primary-tint);
  color: var(--sr-primary);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.sr-center-group-banner strong {
  font-family: var(--sr-font-heading);
  font-size: 0.92rem;
  color: var(--sr-text);
}

.sr-center-group-banner p {
  margin: 0.2rem 0 0;
  color: var(--sr-text-muted);
  font-size: 0.82rem;
}

.sr-center-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 0.85rem;
  margin-bottom: 1.15rem;
  padding: 1rem 1.15rem;
  background: var(--sr-card);
  border: 1px solid var(--sr-border);
  border-radius: 14px;
  box-shadow: var(--sr-shadow);
}

.sr-center-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: flex-end;
}

.sr-filter-field {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.sr-filter-field span {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sr-text-muted);
}

.sr-filter-input {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 0.4rem 0.55rem;
  font-size: 0.82rem;
  font-family: var(--sr-font-body);
  color: var(--sr-text);
  background: #fff;
  min-width: 8.5rem;
}

.sr-filter-input:focus {
  outline: none;
  border-color: var(--sr-primary);
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.12);
}

.sr-center-filter-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sr-filter-chip {
  border: 1px solid var(--sr-border);
  background: #fff;
  color: var(--sr-text);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.sr-filter-chip:hover {
  border-color: rgba(184, 1, 1, 0.35);
  color: var(--sr-primary);
  background: var(--sr-primary-tint);
}

.sr-filter-chip--ghost {
  background: transparent;
  color: var(--sr-text-muted);
}

.sr-table-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--sr-border-light);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--sr-text);
}

.sr-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--sr-border-light);
}

.sr-page-info {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--sr-text-muted);
}

.sr-page-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--sr-border);
  border-radius: 999px;
  background: var(--sr-card);
  color: var(--sr-primary);
  font-family: var(--sr-font-body);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    opacity 0.2s ease;
}

.sr-page-btn:hover:not(:disabled) {
  background: var(--sr-primary-tint);
  border-color: rgba(184, 1, 1, 0.2);
}

.sr-page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  color: var(--sr-text-muted);
}

.sr-group-label {
  display: inline-block;
  max-width: 12rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--sr-text);
  line-height: 1.35;
}

.sr-empty-state {
  text-align: center;
  padding: 2rem 1rem 1.5rem;
  color: var(--sr-text-muted);
}

.sr-empty-state i {
  font-size: 1.6rem;
  color: var(--sr-primary);
  margin-bottom: 0.5rem;
}

.sr-empty-state p {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
}

.sr-overview-card .sr-empty-note {
  margin: 0;
  color: var(--sr-text-muted);
  font-size: 0.82rem;
}

.sr-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ------------------------------------------------------------------ */
/* Dark theme                                                          */
/* ------------------------------------------------------------------ */

.dark-theme .sr-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(184, 1, 1, 0.08), transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(184, 1, 1, 0.05), transparent 40%),
    linear-gradient(180deg, #111827 0%, #0f172a 100%);
  color: #f9fafb;
}

.dark-theme .sr-card {
  background: #1f2937;
  border-color: #374151;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  color: #e5e7eb;
}

.dark-theme .sr-overall-info-btn {
  background: #111827;
  border-color: #374151;
  color: #9ca3af;
}

.dark-theme .sr-overall-info-btn:hover,
.dark-theme .sr-overall-info-btn:focus-visible,
.dark-theme .sr-overall-info-btn[aria-expanded='true'] {
  color: #f87171;
  border-color: rgba(248, 113, 113, 0.35);
  background: rgba(184, 1, 1, 0.12);
}

.dark-theme .sr-overall-info-popover {
  background: #111827;
  border-color: #374151;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.dark-theme .sr-overall-info-popover strong {
  color: #f9fafb;
}

.dark-theme .sr-overall-info-popover p,
.dark-theme .sr-overall-info-scale,
.dark-theme .sr-overall-info-note {
  color: #9ca3af;
}

.dark-theme .sr-overall-info-popover ul {
  color: #e5e7eb;
}

.dark-theme .sr-overall-info-popover::before {
  background: #111827;
  border-color: #374151;
}

.dark-theme .sr-overall-info-note {
  border-top-color: #374151;
}

.dark-theme .sr-lookup-head h1,
.dark-theme .sr-lookup-brand-text h1,
.dark-theme .sr-student-info h2,
.dark-theme .sr-section-head h3,
.dark-theme .sr-overview-card h4,
.dark-theme .sr-course-card-title,
.dark-theme .sr-week-header strong,
.dark-theme .sr-week-head-main strong,
.dark-theme .sr-mini-title {
  color: #f9fafb;
}

.dark-theme .sr-lookup-head p,
.dark-theme .sr-lookup-brand-text p,
.dark-theme .sr-hint,
.dark-theme .sr-info-grid span,
.dark-theme .sr-mini-sub,
.dark-theme .sr-grade-display p,
.dark-theme .sr-course-card-meta,
.dark-theme .sr-week-date,
.dark-theme .sr-subtext,
.dark-theme .sr-muted {
  color: #9ca3af;
}

.dark-theme .sr-info-grid strong {
  color: #e5e7eb;
}

.dark-theme .sr-lookup-form input {
  background: #111827;
  border-color: #374151;
  color: #f9fafb;
}

.dark-theme .sr-lookup-form input::placeholder {
  color: #6b7280;
}

.dark-theme .sr-lookup-form input:focus {
  border-color: var(--sr-primary);
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.2);
}

.dark-theme .sr-lookup-card--compact .sr-lookup-form input {
  background: transparent;
  border: none;
  box-shadow: none;
}

.dark-theme .sr-lookup-card--compact:focus-within {
  border-color: rgba(248, 113, 113, 0.35);
  box-shadow: 0 0 0 3px rgba(184, 1, 1, 0.12);
}

.dark-theme .sr-lookup-form-label {
  color: #9ca3af;
}

.dark-theme .sr-avatar {
  background: rgba(184, 1, 1, 0.15);
  border-color: rgba(184, 1, 1, 0.25);
}

.dark-theme .sr-avatar-placeholder {
  color: #f87171;
  background: linear-gradient(135deg, rgba(184, 1, 1, 0.18), rgba(184, 1, 1, 0.08));
}

.dark-theme .sr-ring {
  --sr-ring-inner: #1f2937;
  --sr-ring-track: #374151;
}

.dark-theme .sr-ring-value,
.dark-theme .sr-mini-ring {
  --sr-ring-inner: #1f2937;
  --sr-ring-track: #374151;
  color: #f9fafb;
}

.dark-theme .sr-section-head {
  border-bottom-color: #374151;
}

.dark-theme .sr-grade-label {
  color: #9ca3af;
}

.dark-theme .sr-grade-percent {
  color: #e5e7eb;
}

.dark-theme .sr-grade-letter.is-tier-success {
  color: #34d399;
}

.dark-theme .sr-grade-letter.is-tier-warning {
  color: #fbbf24;
}

.dark-theme .sr-grade-letter.is-tier-danger {
  color: #f87171;
}

.dark-theme .sr-grade-letter.is-tier-neutral {
  color: #9ca3af;
}

.dark-theme .sr-table tbody tr + tr {
  border-top-color: #374151;
}

.dark-theme .sr-table thead {
  background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
  border-bottom-color: rgba(248, 113, 113, 0.22);
  color: #e5e7eb;
}

.dark-theme .sr-table th {
  color: #9ca3af;
}

.dark-theme .sr-topic-table th {
  color: #d1d5db;
}

.dark-theme .sr-table td {
  color: #e5e7eb;
}

.dark-theme .sr-linkish {
  color: #f87171;
}

.dark-theme .sr-linkish:hover {
  color: #fca5a5;
}

.dark-theme .sr-course-card-btn:hover,
.dark-theme .sr-course-panel.is-open .sr-course-card-btn {
  background: transparent;
}

.dark-theme .sr-course-panel {
  background: #1f2937;
  border-color: #374151;
}

.dark-theme .sr-course-back {
  background: #1f2937;
  border-color: rgba(248, 113, 113, 0.22);
  color: #f87171;
}

.dark-theme .sr-course-back:hover {
  background: rgba(184, 1, 1, 0.12);
  border-color: rgba(248, 113, 113, 0.3);
}

.dark-theme .sr-course-card-media {
  background: #111827;
}

.dark-theme .sr-course-panel.is-open {
  border-color: rgba(248, 113, 113, 0.24);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3);
}

.dark-theme .sr-week-empty {
  background: rgba(184, 1, 1, 0.1);
  border-color: rgba(248, 113, 113, 0.2);
  color: #9ca3af;
}

.dark-theme .sr-course-detail-title {
  color: #9ca3af;
}

.dark-theme .sr-course-progress-track {
  background: #374151;
}

.dark-theme .sr-topic-card {
  background: #111827;
  border-color: rgba(248, 113, 113, 0.22);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.dark-theme .sr-topic-main strong,
.dark-theme .sr-linkish {
  color: #f9fafb;
}

.dark-theme .sr-topic-kicker {
  color: #f87171;
}

.dark-theme .sr-topic-cell-label,
.dark-theme .sr-progress-kind {
  color: #9ca3af;
}

.dark-theme .sr-topic-table-wrap {
  border-top-color: #374151;
}

.dark-theme .sr-topic-table tbody tr:hover {
  background: rgba(184, 1, 1, 0.08);
}

.dark-theme .sr-topic-table tbody tr + tr {
  border-top-color: #374151;
}

.dark-theme .sr-video-cell + .sr-video-cell {
  border-top-color: #374151;
}

.dark-theme .sr-weeks-list {
  border-top-color: #374151;
}

.dark-theme .sr-rail-card {
  background: rgba(17, 24, 39, 0.98);
  border-color: rgba(248, 113, 113, 0.18);
  box-shadow: 10px 0 32px rgba(0, 0, 0, 0.35);
}

.dark-theme .sr-rail-header {
  background: linear-gradient(135deg, rgba(184, 1, 1, 0.14), rgba(184, 1, 1, 0.04));
  border-bottom-color: #374151;
}

.dark-theme .sr-rail-course {
  color: #f3f4f6;
}

.dark-theme .sr-rail-collapse,
.dark-theme .sr-rail-tab {
  background: #111827;
  border-color: rgba(248, 113, 113, 0.22);
  color: #f87171;
}

.dark-theme .sr-rail-collapse:hover,
.dark-theme .sr-rail-collapse:focus-visible,
.dark-theme .sr-rail-tab:hover,
.dark-theme .sr-rail-tab:focus-visible {
  background: var(--sr-primary);
  border-color: var(--sr-primary);
  color: #fff;
}

.dark-theme .sr-rail-week:hover,
.dark-theme .sr-rail-week.is-current {
  background: rgba(184, 1, 1, 0.12);
}

.dark-theme .sr-rail-week-label {
  color: #e5e7eb;
}

.dark-theme .sr-rail-week-num {
  background: rgba(148, 163, 184, 0.12);
  color: #9ca3af;
}

.dark-theme .sr-views-badge {
  background: rgba(148, 163, 184, 0.12);
  color: #9ca3af;
  border-color: rgba(148, 163, 184, 0.18);
}

.dark-theme .sr-week-panel {
  background: #111827;
  border-color: rgba(248, 113, 113, 0.22);
}

.dark-theme .badge-success {
  background: rgba(5, 150, 105, 0.22);
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.35);
}

.dark-theme .badge-warning {
  background: rgba(217, 119, 6, 0.22);
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.35);
}

.dark-theme .badge-danger {
  background: rgba(220, 38, 38, 0.22);
  color: #f87171;
  border-color: rgba(248, 113, 113, 0.35);
}

.dark-theme .badge-info {
  background: rgba(37, 99, 235, 0.22);
  color: #93c5fd;
  border-color: rgba(147, 197, 253, 0.35);
}

.dark-theme .badge-neutral {
  background: #374151;
  color: #d1d5db;
  border-color: rgba(209, 213, 219, 0.2);
}

.dark-theme .type-main {
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border-color: rgba(165, 180, 252, 0.3);
}

.dark-theme .type-video {
  background: rgba(20, 184, 166, 0.18);
  color: #5eead4;
  border-color: rgba(94, 234, 212, 0.3);
}

.dark-theme .type-homework {
  background: rgba(217, 119, 6, 0.2);
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.3);
}

.dark-theme .type-quiz {
  background: rgba(139, 92, 246, 0.2);
  color: #c4b5fd;
  border-color: rgba(196, 181, 253, 0.3);
}

.dark-theme .type-default {
  background: #374151;
  color: #d1d5db;
  border-color: rgba(209, 213, 219, 0.2);
}

.dark-theme .sr-test-type--sat {
  background: rgba(124, 58, 237, 0.28);
  color: #c4b5fd;
  border-color: rgba(196, 181, 253, 0.45);
}

.dark-theme .sr-test-type--est {
  background: rgba(13, 148, 136, 0.28);
  color: #5eead4;
  border-color: rgba(94, 234, 212, 0.4);
}

.dark-theme .sr-test-type--dsat {
  background: rgba(22, 163, 74, 0.28);
  color: #86efac;
  border-color: rgba(134, 239, 172, 0.4);
}

.dark-theme .sr-test-type--act {
  background: rgba(234, 88, 12, 0.28);
  color: #fdba74;
  border-color: rgba(253, 186, 116, 0.4);
}

.dark-theme .sr-test-type--sat-est {
  background: rgba(219, 39, 119, 0.28);
  color: #f9a8d4;
  border-color: rgba(249, 168, 212, 0.4);
}

.dark-theme .sr-test-type--default {
  background: #374151;
  color: #d1d5db;
  border-color: rgba(209, 213, 219, 0.2);
}

.dark-theme .sr-mock-type:not([class*='sr-test-type--']) {
  background: rgba(139, 92, 246, 0.2);
  color: #c4b5fd;
  border-color: rgba(196, 181, 253, 0.3);
}

.dark-theme .sr-alert-error {
  background: rgba(185, 28, 28, 0.15);
  color: #fca5a5;
  border-color: rgba(248, 113, 113, 0.3);
}

.dark-theme .sr-group-tab {
  background: #1f2937;
  border-color: #374151;
  color: #e5e7eb;
}

.dark-theme .sr-group-tab:hover {
  background: rgba(184, 1, 1, 0.12);
  border-color: rgba(248, 113, 113, 0.35);
}

.dark-theme .sr-group-tab.active {
  background: var(--sr-primary);
  border-color: var(--sr-primary);
  color: #fff;
}

.dark-theme .sr-center-group-banner,
.dark-theme .sr-center-toolbar {
  background: #1f2937;
  border-color: #374151;
}

.dark-theme .sr-filter-input,
.dark-theme .sr-filter-chip {
  background: #111827;
  border-color: #374151;
  color: #f9fafb;
}

.dark-theme .sr-filter-chip--ghost {
  background: transparent;
  color: #9ca3af;
}

.dark-theme .sr-table-meta {
  border-bottom-color: #374151;
}

.dark-theme .sr-pagination {
  border-top-color: #374151;
}

.dark-theme .sr-page-btn {
  background: #1f2937;
  border-color: #374151;
  color: #f87171;
}

.dark-theme .sr-page-btn:hover:not(:disabled) {
  background: rgba(184, 1, 1, 0.12);
  border-color: rgba(248, 113, 113, 0.22);
}

.dark-theme .sr-page-info {
  color: #9ca3af;
}

.dark-theme .sr-table-scroll::-webkit-scrollbar-thumb,
.dark-theme .sr-topic-table-wrap::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.35);
}

.dark-theme .sr-group-label {
  color: #e5e7eb;
}

/* ------------------------------------------------------------------ */
/* Responsive                                                          */
/* ------------------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
  .sr-course-expand-inner {
    animation: none !important;
  }
}

@media (max-width: 960px) {
  .sr-top-grid,
  .sr-overview-grid {
    grid-template-columns: 1fr;
  }

  .sr-lookup-compact {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .sr-lookup-brand {
    justify-content: center;
  }

  .sr-lookup-form {
    max-width: none;
    width: 100%;
  }

  .sr-info-grid {
    grid-template-columns: 1fr;
  }

  .sr-student-profile {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .sr-info-grid span {
    text-align: left;
  }

  .sr-section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .sr-rail {
    top: auto;
    bottom: max(0.85rem, env(safe-area-inset-bottom, 0px));
  }

  .sr-rail-card {
    width: min(16rem, calc(100vw - 1.5rem));
    max-height: min(52vh, 22rem);
  }

  .sr-rail-tab {
    flex-direction: row;
    width: auto;
    padding: 0.65rem 0.9rem;
    border-radius: 0 999px 999px 0;
  }

  .sr-rail-tab span {
    writing-mode: horizontal-tb;
    transform: none;
  }
}

@media (max-width: 768px) {
  .sr-course-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }

  .sr-course-card-media {
    height: 200px;
  }
}

@media (max-width: 640px) {
  .sr-page {
    padding: 0.5rem 0.65rem 2rem;
    overflow-x: clip;
  }

  .sr-section {
    margin-bottom: 1.25rem;
  }

  .sr-card {
    border-radius: 14px;
  }

  .sr-lookup-card--compact .sr-lookup-form {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .sr-lookup-card--compact .sr-lookup-form .sr-btn-primary {
    width: 100%;
    min-height: 2.75rem;
    justify-content: center;
  }

  .sr-lookup-card--compact .sr-lookup-form input {
    min-height: 2.75rem;
  }

  /* Mobile stacked cards — full-width, no column squeeze or letter wrap */
  .sr-table-scroll,
  .sr-topic-table-wrap {
    overflow-x: clip;
    overflow-y: visible;
    margin: 0;
    padding: 0.7rem;
    -webkit-overflow-scrolling: auto;
  }

  .sr-center-section .sr-table-scroll {
    padding: 0.7rem 0.8rem;
  }

  .sr-center-section .sr-table-card {
    overflow: visible;
  }

  .sr-table,
  .sr-mock-table,
  .sr-center-table,
  .sr-topic-table,
  .sr-table tbody,
  .sr-table tbody tr,
  .sr-table td {
    display: block;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .sr-table colgroup,
  .sr-table col {
    display: none;
  }

  .sr-table thead {
    display: none;
  }

  .sr-table tbody {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
  }

  .sr-table tbody tr {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0.7rem 0.85rem;
    background: #fff;
    border: 1px solid var(--sr-border);
    border-radius: 14px;
    padding: 0.95rem 1rem;
    margin: 0;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
  }

  .sr-table tbody tr[hidden] {
    display: none !important;
  }

  .sr-table-scroll > .sr-table {
    min-width: 0;
  }

  .sr-table tbody tr + tr {
    border-top: 1px solid var(--sr-border);
  }

  .sr-table td {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.3rem;
    flex: 1 1 calc(50% - 0.45rem);
    padding: 0;
    border: none;
    font-size: 0.86rem;
    text-align: left;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
  }

  .sr-table td::before {
    content: attr(data-label);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--sr-text-muted);
    line-height: 1.3;
  }

  .sr-table td.sr-mobile-card-title {
    flex: 1 1 100%;
    padding: 0 0 0.7rem;
    margin: 0;
    border-bottom: 1px solid var(--sr-border-light);
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1.45;
  }

  .sr-table td.sr-mobile-card-title::before {
    display: none;
  }

  .sr-table td.sr-mobile-card-title .sr-linkish,
  .sr-col-session .sr-linkish,
  .sr-mock-table .sr-col-exam .sr-linkish {
    display: block;
    width: 100%;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
    line-height: 1.45;
  }

  .sr-mock-table th,
  .sr-mock-table td,
  .sr-center-table th,
  .sr-center-table td,
  .sr-topic-table th,
  .sr-topic-table td {
    white-space: normal;
    text-align: left;
  }

  .sr-mock-table th:not(.sr-col-exam),
  .sr-mock-table td:not(.sr-col-exam),
  .sr-center-table th:not(.sr-col-group):not(:first-child),
  .sr-center-table td:not(.sr-col-group):not(:first-child),
  .sr-topic-table th.sr-col-type,
  .sr-topic-table td.sr-col-type,
  .sr-topic-table th.sr-col-progress,
  .sr-topic-table td.sr-col-progress {
    text-align: left;
  }

  .sr-table--quiz tbody tr {
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.75rem;
  }

  .sr-table--quiz td.sr-mobile-card-title {
    flex: 1 1 auto;
    padding: 0;
    border-bottom: none;
  }

  .sr-table--quiz td[data-label='Final Mark'] {
    flex: 0 0 auto;
    align-items: flex-end;
  }

  .sr-table--quiz td[data-label='Final Mark']::before {
    display: none;
  }

  .sr-topic-table-wrap .sr-table tbody tr {
    padding: 0.9rem 0.95rem;
    background: #fff;
    border-color: rgba(184, 1, 1, 0.16);
  }

  .sr-center-section .sr-table tbody tr {
    padding: 0.95rem 1rem;
  }

  .sr-center-section .sr-table tbody tr + tr {
    border-top: 1px solid var(--sr-border);
  }

  .sr-table td .sr-progress-cell,
  .sr-table td .sr-progress-main {
    align-items: flex-start;
    width: 100%;
    min-width: 0;
  }

  .sr-topic-table .sr-col-type .sr-type-pill {
    min-width: 0;
    width: auto;
    max-width: 100%;
    justify-content: center;
    white-space: nowrap;
  }

  .sr-table .sr-mark,
  .sr-table .sr-type-pill,
  .sr-table .sr-mock-type,
  .sr-table .sr-progress-pill {
    max-width: 100%;
    width: auto;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    flex-shrink: 0;
  }

  .sr-table td[data-label='Status'] {
    flex: 1 1 100%;
  }

  .sr-table .sr-status-pill {
    max-width: 100%;
    width: auto;
    white-space: normal;
    text-align: center;
    line-height: 1.3;
    overflow-wrap: break-word;
    word-break: normal;
    flex-shrink: 1;
    height: auto;
    min-height: 1.7rem;
    padding: 0.32rem 0.7rem;
  }

  .sr-topic-head {
    align-items: flex-start;
  }

  .sr-topic-main strong {
    overflow-wrap: break-word;
    word-break: normal;
  }

  .sr-week-head-main strong {
    overflow-wrap: break-word;
    word-break: normal;
  }

  .sr-course-grid {
    grid-template-columns: 1fr;
  }

  .sr-course-card-btn {
    min-height: 16rem;
  }

  .sr-course-card-media {
    height: 180px;
  }

  .sr-center-summary {
    grid-template-columns: 1fr;
  }

  .sr-courses-head-row {
    gap: 0.65rem;
  }

  .sr-course-back {
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
    min-height: 2.75rem;
  }

  .sr-attendance-split {
    grid-template-columns: 1fr;
  }

  .sr-center-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .sr-center-filters {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
  }

  .sr-filter-field {
    min-width: 0;
  }

  .sr-filter-input {
    width: 100%;
    min-width: 0;
    min-height: 2.75rem;
  }

  .sr-level-tabs,
  .sr-group-tabs {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    gap: 0.5rem;
    padding-bottom: 0.35rem;
    scrollbar-width: none;
  }

  .sr-level-tabs::-webkit-scrollbar,
  .sr-group-tabs::-webkit-scrollbar {
    display: none;
  }

  .sr-group-tab {
    width: auto;
    flex-shrink: 0;
    min-height: 2.75rem;
    justify-content: center;
    padding: 0.55rem 0.9rem;
  }

  .sr-week-head {
    min-height: 2.75rem;
  }

  .sr-weeks-list {
    padding: 0.75rem;
    gap: 0.65rem;
  }

  .sr-topics-list {
    padding: 0.65rem;
    gap: 0.55rem;
  }

  .sr-topic-head {
    padding: 0.75rem 0.85rem;
    min-height: 2.75rem;
  }

  .sr-topic-body {
    padding: 0;
  }

  .sr-page-btn {
    min-height: 2.75rem;
    padding: 0.65rem 1rem;
  }

  .sr-ring-wrap {
    flex-direction: column;
    text-align: center;
  }

  .sr-rail {
    bottom: max(0.85rem, env(safe-area-inset-bottom, 0px));
  }

  .sr-page--has-report {
    padding-bottom: max(2rem, calc(2rem + env(safe-area-inset-bottom, 0px)));
  }

  .dark-theme .sr-table tbody tr {
    background: #1a1a1a;
    border-color: rgba(184, 1, 1, 0.22);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  }

  .dark-theme .sr-table td.sr-mobile-card-title {
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }

  .sr-topic-head {
    align-items: flex-start;
  }

  .sr-topic-main strong,
  .sr-week-head-main strong {
    overflow-wrap: break-word;
    word-break: normal;
  }

  .dark-theme .sr-topic-table-wrap .sr-table tbody tr {
    background: #1a1a1a;
    border-color: rgba(184, 1, 1, 0.22);
  }
}