/* ============================================================
   The Medic Blueprint — Course App
   Premium, clinical dashboard styling. Dark-mode first, with a
   light theme toggle. Mobile-first responsive layout.
   ============================================================ */

:root {
  /* Brand tokens pulled from the main site palette and refined for a
     clinical dashboard feel. */
  --brand-blue: #2bb6ff;
  --brand-blue-soft: #5cc6ff;
  --brand-deep: #071a33;
  --brand-accent: #83c2ff;

  /* Dark theme (default) */
  --bg: #050f20;
  --bg-elevated: #0b1d39;
  --bg-card: rgba(14, 32, 60, 0.86);
  --bg-card-strong: rgba(10, 26, 50, 0.96);
  --bg-overlay: rgba(3, 11, 29, 0.72);
  --border: rgba(123, 178, 239, 0.18);
  --border-strong: rgba(123, 178, 239, 0.34);
  --ink: #eaf4ff;
  --ink-dim: #a8c4e4;
  --ink-mute: #6f8fb4;
  --ring: rgba(43, 182, 255, 0.42);
  --success: #4ade80;
  --warn: #facc15;
  --danger: #f87171;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow: 0 18px 36px rgba(2, 8, 22, 0.5);
  --shadow-lg: 0 28px 54px rgba(2, 8, 22, 0.6);

  --sidebar-w: 260px;
  --nav-h: 68px;
  --container: min(1280px, 96vw);

  --font: "Chivo", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-brand: "Archivo Black", "Chivo", sans-serif;
}

html[data-theme="light"] {
  --bg: #f3f7fd;
  --bg-elevated: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.94);
  --bg-card-strong: rgba(255, 255, 255, 1);
  --bg-overlay: rgba(13, 32, 62, 0.06);
  --border: rgba(7, 26, 51, 0.12);
  --border-strong: rgba(7, 26, 51, 0.22);
  --ink: #0b1d39;
  --ink-dim: #34527a;
  --ink-mute: #6580a0;
  --shadow-sm: 0 2px 10px rgba(6, 20, 42, 0.08);
  --shadow: 0 16px 32px rgba(6, 20, 42, 0.1);
  --shadow-lg: 0 24px 50px rgba(6, 20, 42, 0.14);
}

/* ---------- Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(
      1200px 600px at 10% -20%,
      rgba(43, 182, 255, 0.1),
      transparent 60%
    ),
    radial-gradient(1000px 500px at 90% 120%, rgba(131, 194, 255, 0.08), transparent 60%);
}
html[data-theme="light"] body {
  background-image: radial-gradient(
      1200px 600px at 10% -20%,
      rgba(43, 182, 255, 0.14),
      transparent 60%
    ),
    radial-gradient(900px 500px at 90% 120%, rgba(43, 182, 255, 0.08), transparent 60%);
}
a {
  color: var(--brand-blue);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
img {
  max-width: 100%;
  display: block;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  background: none;
  border: none;
}
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
h1,
h2,
h3,
h4 {
  font-family: var(--font-brand);
  letter-spacing: 0.2px;
  margin: 0 0 0.4rem;
}
h1 {
  font-size: 1.72rem;
}
h2 {
  font-size: 1.28rem;
}
h3 {
  font-size: 1.04rem;
}
p {
  margin: 0 0 0.8rem;
}

/* ---------- App loader ---------- */
.app-loader {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--bg);
  z-index: 999;
}
.spinner {
  width: 42px;
  height: 42px;
  border: 3px solid var(--border);
  border-top-color: var(--brand-blue);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- Layout shell ---------- */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--bg-card-strong);
  border-right: 1px solid var(--border);
  padding: 1.1rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  overflow-y: auto;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.2rem 0.4rem 1rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.7rem;
}
.sidebar-brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.sidebar-brand strong {
  font-family: var(--font-brand);
  font-size: 0.95rem;
  line-height: 1.15;
  display: block;
}
.sidebar-brand small {
  color: var(--ink-mute);
  font-size: 0.72rem;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.nav-group-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  padding: 0.4rem 0.6rem 0.2rem;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.8rem;
  border-radius: var(--radius-sm);
  color: var(--ink-dim);
  font-weight: 600;
  font-size: 0.92rem;
  transition: background 160ms ease, color 160ms ease;
  border: 1px solid transparent;
  text-decoration: none;
}
.nav-link:hover {
  color: var(--ink);
  background: rgba(123, 178, 239, 0.08);
  text-decoration: none;
}
.nav-link.active {
  background: linear-gradient(135deg, rgba(43, 182, 255, 0.22), rgba(131, 194, 255, 0.08));
  color: var(--ink);
  border-color: var(--border-strong);
}
.nav-link .icon {
  width: 22px;
  display: inline-block;
  text-align: center;
  font-size: 1rem;
}
.sidebar-footer {
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.5rem;
}
.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-accent));
  display: grid;
  place-items: center;
  color: #061427;
  font-weight: 700;
  font-size: 0.85rem;
}
.sidebar-user-info {
  min-width: 0;
}
.sidebar-user-name {
  font-weight: 700;
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sidebar-user-email {
  color: var(--ink-mute);
  font-size: 0.72rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.role-badge {
  display: inline-block;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 999px;
  font-weight: 700;
  background: rgba(74, 222, 128, 0.14);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.3);
}
.role-badge.role-admin {
  background: rgba(250, 204, 21, 0.14);
  color: var(--warn);
  border-color: rgba(250, 204, 21, 0.3);
}
.role-badge.role-editor {
  background: rgba(131, 194, 255, 0.14);
  color: var(--brand-blue-soft);
  border-color: rgba(131, 194, 255, 0.3);
}

/* ---------- Main area ---------- */
.main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0 clamp(1rem, 3vw, 2rem);
  background: var(--bg-overlay);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.topbar h2 {
  margin: 0;
  font-size: 1.05rem;
}
.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--ink-dim);
  background: rgba(255, 255, 255, 0.02);
}
.icon-btn:hover {
  color: var(--ink);
  border-color: var(--border-strong);
}
.menu-toggle {
  display: none;
}

.view {
  padding: clamp(1rem, 2.4vw, 2rem);
  max-width: var(--container);
  width: 100%;
  margin: 0 auto;
}

/* ---------- Card primitives ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}
.card h3 {
  margin-bottom: 0.3rem;
}
.card .muted {
  color: var(--ink-mute);
  font-size: 0.82rem;
}
.grid {
  display: grid;
  gap: 1rem;
}
.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.kpi {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.kpi-label {
  color: var(--ink-mute);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
}
.kpi-value {
  font-family: var(--font-brand);
  font-size: 1.78rem;
  line-height: 1.05;
}
.kpi-sub {
  color: var(--ink-dim);
  font-size: 0.78rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.05rem;
  border-radius: 12px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 140ms ease, background 160ms ease, border-color 160ms ease;
  font-size: 0.9rem;
}
.btn:active {
  transform: translateY(1px);
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-blue-soft));
  color: #021327;
}
.btn-primary:hover {
  text-decoration: none;
  filter: brightness(1.05);
}
.btn-ghost {
  border-color: var(--border-strong);
  color: var(--ink);
  background: transparent;
}
.btn-ghost:hover {
  text-decoration: none;
  background: rgba(123, 178, 239, 0.08);
}
.btn-danger {
  background: rgba(248, 113, 113, 0.14);
  color: var(--danger);
  border-color: rgba(248, 113, 113, 0.34);
}

/* ---------- Welcome hero ---------- */
.welcome {
  background: linear-gradient(135deg, rgba(43, 182, 255, 0.18), rgba(13, 33, 60, 0.96));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: clamp(1.2rem, 2.6vw, 1.8rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}
.welcome h1 {
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  margin-bottom: 0.25rem;
}
.welcome p {
  color: var(--ink-dim);
  margin: 0;
}
@media (max-width: 720px) {
  .welcome {
    grid-template-columns: 1fr;
  }
}

/* ---------- Progress bar ---------- */
.progress-bar {
  position: relative;
  height: 10px;
  background: rgba(123, 178, 239, 0.14);
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-blue-soft));
  border-radius: 999px;
  transition: width 400ms ease;
}
.progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  font-size: 0.82rem;
  color: var(--ink-dim);
  margin-bottom: 0.3rem;
}
.progress-bar.thin {
  height: 6px;
}

/* ---------- Readiness pills ---------- */
.readiness {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid transparent;
}
.readiness[data-level="needs-work"] {
  background: rgba(248, 113, 113, 0.14);
  color: #fda4a4;
  border-color: rgba(248, 113, 113, 0.3);
}
.readiness[data-level="improving"] {
  background: rgba(250, 204, 21, 0.14);
  color: #fde68a;
  border-color: rgba(250, 204, 21, 0.3);
}
.readiness[data-level="strong"] {
  background: rgba(131, 194, 255, 0.16);
  color: var(--brand-accent);
  border-color: rgba(131, 194, 255, 0.34);
}
.readiness[data-level="exam-ready"] {
  background: rgba(74, 222, 128, 0.16);
  color: #86efac;
  border-color: rgba(74, 222, 128, 0.34);
}

/* ---------- Modules list ---------- */
.module-card {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  margin-bottom: 0.7rem;
}
.module-card.locked {
  opacity: 0.62;
}
.module-card.complete {
  border-color: rgba(74, 222, 128, 0.35);
}
.module-index {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(43, 182, 255, 0.25), rgba(13, 33, 60, 0.7));
  font-family: var(--font-brand);
  font-size: 1.25rem;
  border: 1px solid var(--border-strong);
}
.module-title {
  font-weight: 800;
  font-size: 1.02rem;
}
.module-meta {
  color: var(--ink-mute);
  font-size: 0.78rem;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}
.module-card .progress-bar {
  margin-top: 0.4rem;
}
.module-action {
  display: grid;
  gap: 0.35rem;
  justify-items: end;
}
@media (max-width: 700px) {
  .module-card {
    grid-template-columns: 44px minmax(0, 1fr);
  }
  .module-action {
    grid-column: 1 / -1;
    justify-items: stretch;
  }
  .module-action .btn {
    width: 100%;
  }
}

/* ---------- Lesson list ---------- */
.lesson-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.lesson-row {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 32, 60, 0.4);
}
html[data-theme="light"] .lesson-row {
  background: rgba(255, 255, 255, 0.6);
}
.lesson-status {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  color: var(--ink-mute);
}
.lesson-status.completed {
  background: rgba(74, 222, 128, 0.2);
  border-color: rgba(74, 222, 128, 0.5);
  color: #86efac;
}
.lesson-status.in_progress {
  background: rgba(250, 204, 21, 0.18);
  border-color: rgba(250, 204, 21, 0.4);
  color: var(--warn);
}
.lesson-title {
  font-weight: 700;
  font-size: 0.92rem;
}
.lesson-meta {
  color: var(--ink-mute);
  font-size: 0.76rem;
}

/* ---------- Quiz UI ---------- */
.quiz-shell {
  max-width: 780px;
  margin: 0 auto;
}
.quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 1rem;
}
.quiz-timer {
  font-family: var(--font-brand);
  font-size: 1.4rem;
  padding: 0.3rem 0.8rem;
  border-radius: 10px;
  background: rgba(43, 182, 255, 0.14);
  border: 1px solid var(--border-strong);
}
.quiz-question {
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0.2rem 0 1rem;
}
.option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 32, 60, 0.4);
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 0.55rem;
  transition: border-color 140ms ease, background 140ms ease, transform 120ms ease;
}
html[data-theme="light"] .option {
  background: rgba(255, 255, 255, 0.7);
}
.option:hover:not(:disabled) {
  border-color: var(--brand-blue);
  background: rgba(43, 182, 255, 0.08);
}
.option.selected {
  border-color: var(--brand-blue);
  background: rgba(43, 182, 255, 0.12);
}
.option.correct {
  border-color: rgba(74, 222, 128, 0.7);
  background: rgba(74, 222, 128, 0.12);
}
.option.incorrect {
  border-color: rgba(248, 113, 113, 0.7);
  background: rgba(248, 113, 113, 0.12);
}
.option:disabled {
  cursor: default;
}
.explanation {
  margin-top: 0.8rem;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: rgba(131, 194, 255, 0.1);
  border-left: 3px solid var(--brand-blue);
  color: var(--ink-dim);
  font-size: 0.92rem;
}

/* ---------- Tables ---------- */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.table th,
.table td {
  padding: 0.7rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.table th {
  color: var(--ink-mute);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}
.table tr.you td {
  background: rgba(43, 182, 255, 0.1);
}

/* ---------- Comments ---------- */
.comment {
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 32, 60, 0.32);
  margin-bottom: 0.55rem;
}
.comment-meta {
  font-size: 0.72rem;
  color: var(--ink-mute);
  margin-bottom: 0.35rem;
}
.comment-author {
  color: var(--ink);
  font-weight: 700;
}
.comment-form textarea {
  width: 100%;
  min-height: 92px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: rgba(7, 20, 42, 0.5);
  color: var(--ink);
  padding: 0.75rem 0.9rem;
  resize: vertical;
}
html[data-theme="light"] .comment-form textarea {
  background: #ffffff;
}

/* ---------- Auth + locked states ---------- */
.auth-shell,
.lock-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}
.auth-card,
.lock-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.auth-logo {
  width: 84px;
  height: 84px;
  margin: 0 auto 0.6rem;
}
.auth-sub {
  color: var(--ink-dim);
  margin-bottom: 1.2rem;
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  text-align: left;
}
.auth-form label {
  display: block;
}
.auth-form label span {
  display: block;
  font-size: 0.76rem;
  color: var(--ink-mute);
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}
.auth-form input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: rgba(7, 20, 42, 0.5);
  color: var(--ink);
}
html[data-theme="light"] .auth-form input {
  background: #ffffff;
}
.auth-error {
  color: var(--danger);
  min-height: 1.2em;
  margin: 0;
  font-size: 0.85rem;
}
.auth-footnote {
  color: var(--ink-mute);
  font-size: 0.8rem;
  margin-top: 1rem;
}
.lock-icon {
  font-size: 2.4rem;
  margin-bottom: 0.4rem;
}
.lock-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  :root {
    --sidebar-w: 0;
  }
  .menu-toggle {
    display: inline-grid;
  }
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 280px;
    transform: translateX(-100%);
    transition: transform 240ms ease;
    z-index: 50;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }
  .backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 40;
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease;
  }
  .backdrop.open {
    opacity: 1;
    pointer-events: auto;
  }
}

/* ---------- Utility ---------- */
.mb-0 {
  margin-bottom: 0 !important;
}
.mb-1 {
  margin-bottom: 0.5rem !important;
}
.mt-1 {
  margin-top: 0.5rem !important;
}
.mt-2 {
  margin-top: 1rem !important;
}
.flex {
  display: flex;
}
.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.muted {
  color: var(--ink-mute);
}
.tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--ink-dim);
}
.empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--ink-mute);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
}

/* Chart bar */
.bar-chart {
  display: grid;
  gap: 0.4rem;
}
.bar-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 0.6rem;
}
.bar-row .label {
  font-size: 0.82rem;
  font-weight: 600;
}
.bar-row .track {
  height: 10px;
  border-radius: 999px;
  background: rgba(123, 178, 239, 0.14);
  overflow: hidden;
}
.bar-row .fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-blue-soft));
}
.bar-row .val {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--ink-dim);
  font-size: 0.82rem;
}