:root {
  color-scheme: light;
  --background: #ebe5db;
  --panel: #f6f4ef;
  --paper: #fffdf8;
  --ink: #1a1a19;
  --body: #3d3c3a;
  --muted: #6d6861;
  --faint: #9e9891;
  --rule: #d4cec2;
  --rule-strong: #c1baae;
  --accent: #3a7569;
  --accent-dark: #2e6258;
  --danger: #855b55;
  --ui-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-family: "Newsreader", Georgia, serif;
  color: var(--ink);
  background: var(--background);
  font-size: 17px;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  margin: 0;
  line-height: 1.7;
  background: var(--background);
}

button, input, select, textarea { font: inherit; }
button, select { color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .55; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(58, 117, 105, .36);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover { text-decoration-color: var(--accent); }

button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1260px;
  margin: 0 auto;
  padding: 2rem 2rem 1.25rem;
  border-bottom: 1px solid var(--rule);
}

.brand { color: var(--ink); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-arabic {
  display: inline-block;
  margin-right: .5rem;
  font-family: "Reem Kufi", sans-serif;
  font-size: 1.65rem;
  line-height: 1;
  color: #9e9891;
  vertical-align: -.1em;
}
.brand-name {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -.02em;
  text-transform: lowercase;
}
.brand-context {
  display: block;
  margin: .1rem 0 0;
  color: var(--muted);
  font-family: var(--ui-font);
  font-size: .76rem;
  letter-spacing: .02em;
  text-transform: lowercase;
}

.header-nav, .header-actions {
  display: flex;
  align-items: center;
  gap: .85rem;
  font-family: var(--ui-font);
  font-size: .78rem;
}
.header-nav button, .header-actions button {
  padding: 0;
  color: var(--muted);
  background: none;
  border: 0;
  text-decoration: underline;
  text-decoration-color: rgba(94, 90, 85, .35);
  text-underline-offset: 3px;
}
.header-nav button:hover, .header-actions button:hover { color: var(--accent); }
.nav-dot { color: var(--faint); }

.page {
  width: min(100%, 960px);
  min-height: calc(100vh - 95px);
  margin: 0 auto;
  padding: 3.4rem 2rem 5rem;
}

.page--wide { width: min(100%, 1260px); }
.eyebrow {
  display: block;
  margin-bottom: .45rem;
  color: var(--muted);
  font-family: var(--ui-font);
  font-size: .68rem;
  font-weight: 650;
  letter-spacing: .075em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.18; letter-spacing: -.016em; }
h1 { margin-bottom: .75rem; font-size: clamp(2.15rem, 5vw, 3.35rem); }
h2 { margin-bottom: .35rem; font-size: 1.55rem; }
h3 { font-size: 1.05rem; }
.lead { max-width: 650px; margin-bottom: 2rem; color: var(--body); font-size: 1.06rem; }
.muted { color: var(--muted); }
.small { font-family: var(--ui-font); font-size: .75rem; }

.login-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 1.5rem;
}
.login-card {
  width: min(100%, 460px);
  padding: clamp(1.7rem, 6vw, 3rem);
  background: var(--panel);
  border: 1px solid var(--rule);
}
.login-brand { margin-bottom: 2.75rem; }
.login-brand .brand-name { display: block; font-size: 2.2rem; }
.login-brand .brand-arabic { margin-bottom: .3rem; font-size: 2rem; }
.login-card h1 { margin-bottom: .65rem; font-size: 2.35rem; }
.login-card .lead { margin-bottom: 1.75rem; font-size: 1rem; }

.field { display: grid; gap: .42rem; margin: 1rem 0; }
.field label, .field-label {
  color: #4d4a46;
  font-family: var(--ui-font);
  font-size: .76rem;
  font-weight: 650;
}
.field input, .field select, .field textarea, .select-control {
  width: 100%;
  padding: .7rem .78rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
}
.field textarea { min-height: 6.5rem; line-height: 1.5; resize: vertical; }
.field-help { margin: -.3rem 0 0; color: var(--muted); font-family: var(--ui-font); font-size: .72rem; }

.button-row { display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; margin-top: 1.4rem; }
.button, .button-secondary, .button-quiet {
  min-height: 2.55rem;
  padding: .62rem .9rem;
  border-radius: 2px;
  font-family: var(--ui-font);
  font-size: .8rem;
  font-weight: 650;
}
.button { color: white; background: var(--accent); border: 1px solid var(--accent); }
.button:hover:not(:disabled) { background: var(--accent-dark); border-color: var(--accent-dark); }
.button-secondary { color: #4d4a46; background: transparent; border: 1px solid var(--rule-strong); }
.button-secondary:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-dark); }
.button-quiet { min-height: auto; padding: .1rem 0; color: var(--accent); background: none; border: 0; text-decoration: underline; text-underline-offset: 3px; }
.button-danger { color: var(--danger); border-color: rgba(133, 91, 85, .6); }
.button-danger:hover:not(:disabled) { background: rgba(133, 91, 85, .08); border-color: var(--danger); }
.button--full { width: 100%; justify-content: center; }

.notice {
  margin: 1rem 0;
  padding: .7rem .8rem;
  color: #5a4844;
  background: #f4eae4;
  border-left: 2px solid var(--danger);
  font-family: var(--ui-font);
  font-size: .78rem;
  line-height: 1.5;
}
.notice--quiet { color: var(--muted); background: transparent; border-left-color: var(--rule-strong); }
.demo-note { margin-top: 1.3rem; font-family: var(--ui-font); font-size: .74rem; color: var(--muted); }

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.35rem;
}
.toolbar-actions { display: flex; flex-wrap: wrap; gap: .55rem; }
.filter-button {
  padding: .28rem 0;
  color: var(--muted);
  background: none;
  border: 0;
  font-family: var(--ui-font);
  font-size: .76rem;
}
.filter-button[aria-pressed="true"] { color: var(--accent-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }

.progress-line {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  margin-bottom: 2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--rule);
}
.progress-line strong { font-size: 1.14rem; }
.progress-line span { color: var(--muted); font-family: var(--ui-font); font-size: .78rem; }

.assignment-list { border-top: 1px solid var(--rule); }
.assignment-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--rule);
}
.assignment-title {
  color: var(--ink);
  font-size: 1.28rem;
  font-weight: 600;
  text-decoration: none;
}
.assignment-title:hover { color: var(--accent-dark); }
.assignment-meta { margin: .22rem 0 0; color: var(--muted); font-family: var(--ui-font); font-size: .74rem; }
.state-chip {
  display: inline-block;
  padding: .2rem .45rem;
  color: #635f58;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  font-family: var(--ui-font);
  font-size: .67rem;
  white-space: nowrap;
}
.state-chip--draft { color: var(--accent-dark); border-color: rgba(58, 117, 105, .55); }
.state-chip--submitted { color: #53514d; background: var(--panel); }

.reading-topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.8rem;
  color: var(--muted);
  font-family: var(--ui-font);
  font-size: .76rem;
}
.reading-topbar button { padding: 0; color: var(--accent); background: none; border: 0; text-decoration: underline; text-underline-offset: 3px; }
.reading-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  align-items: start;
  gap: clamp(2rem, 5vw, 5.5rem);
}
.essay-panel { width: min(100%, 730px); margin: 0 auto; }
.essay-header { margin-bottom: 2.5rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--rule); }
.essay-header h1 { margin-bottom: 1rem; font-size: clamp(2rem, 3.8vw, 2.85rem); }
.essay-facts { display: flex; flex-wrap: wrap; gap: .35rem .8rem; color: var(--muted); font-family: var(--ui-font); font-size: .73rem; }
.essay-facts span + span::before { margin-right: .8rem; color: var(--faint); content: "·"; }
.source-bar { display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center; margin: 0 0 1.5rem; color: var(--muted); font-family: var(--ui-font); font-size: .76rem; }
.source-frame { width: 100%; min-height: 72vh; border: 1px solid var(--rule); background: var(--paper); }
.essay-content { color: var(--body); font-size: 1.08rem; line-height: 1.82; overflow-wrap: break-word; }
.essay-content > :first-child { margin-top: 0; }
.essay-content h1, .essay-content h2, .essay-content h3, .essay-content h4 { margin: 2.1rem 0 .65rem; color: var(--ink); }
.essay-content h1 { font-size: 2rem; }
.essay-content h2 { font-size: 1.45rem; }
.essay-content h3 { font-size: 1.17rem; }
.essay-content p, .essay-content ul, .essay-content ol, .essay-content blockquote, .essay-content table, .essay-content pre { margin: 0 0 1.35rem; }
.essay-content ul, .essay-content ol { padding-left: 1.45em; }
.essay-content li + li { margin-top: .3rem; }
.essay-content blockquote { padding-left: 1rem; color: #5d5a55; border-left: 2px solid var(--rule-strong); font-style: italic; }
.essay-content a { overflow-wrap: anywhere; }
.essay-content hr { width: 36%; margin: 2.4rem 0; border: 0; border-top: 1px solid var(--rule); }
.essay-content table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; font-family: var(--ui-font); font-size: .82rem; }
.essay-content th, .essay-content td { padding: .45rem .55rem; border: 1px solid var(--rule); text-align: left; }
.essay-content pre { max-width: 100%; padding: .9rem; overflow-x: auto; background: var(--panel); border: 1px solid var(--rule); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78em; }
.essay-content code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .84em; }
.essay-content .katex-display { overflow-x: auto; overflow-y: hidden; padding: .35rem 0; }

.review-panel {
  position: sticky;
  top: 1.25rem;
  max-height: calc(100vh - 2.5rem);
  padding: 1.25rem;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--rule);
  scrollbar-color: #c5c0b8 transparent;
}
.review-panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: .8rem; padding-bottom: .9rem; border-bottom: 1px solid var(--rule); }
.review-panel-head h2 { margin: 0; font-size: 1.35rem; }
.save-state { padding-top: .15rem; color: var(--muted); font-family: var(--ui-font); font-size: .67rem; white-space: nowrap; }
.save-state[data-state="saving"], .save-state[data-state="dirty"] { color: var(--accent-dark); }
.save-state[data-state="error"] { color: var(--danger); }
.review-section { margin-top: 1.2rem; }
.review-section-heading { display: flex; justify-content: space-between; gap: .6rem; margin-bottom: .45rem; color: #4d4a46; font-family: var(--ui-font); font-size: .74rem; font-weight: 650; }
.review-section-heading span { color: var(--muted); font-weight: 400; }
.review-notes { display: block; width: 100%; min-height: 13rem; padding: .78rem; color: var(--ink); background: var(--paper); border: 1px solid var(--rule-strong); border-radius: 2px; line-height: 1.55; resize: vertical; }
.review-notes::placeholder { color: #aaa49c; font-style: italic; }
.rubric { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.rubric summary { display: flex; align-items: center; justify-content: space-between; gap: .6rem; padding: .8rem 0; color: #4d4a46; font-family: var(--ui-font); font-size: .76rem; font-weight: 650; cursor: pointer; list-style: none; }
.rubric summary::-webkit-details-marker { display: none; }
.rubric summary::after { color: var(--faint); content: "+"; }
.rubric[open] summary::after { content: "−"; }
.rubric-progress { margin-left: auto; color: var(--muted); font-size: .67rem; font-weight: 400; }
.criterion { padding: .85rem 0; border-top: 1px solid var(--rule); }
.criterion:first-of-type { border-top: 0; }
.criterion-label { margin-bottom: .1rem; color: #4d4a46; font-family: var(--ui-font); font-size: .75rem; font-weight: 650; }
.criterion-guidance { margin: 0 0 .55rem; color: var(--muted); font-family: var(--ui-font); font-size: .7rem; line-height: 1.45; }
.score-buttons { display: flex; gap: .32rem; }
.score-buttons button { width: 1.85rem; height: 1.85rem; padding: 0; color: #595650; background: transparent; border: 1px solid var(--rule-strong); border-radius: 50%; font-family: var(--ui-font); font-size: .7rem; }
.score-buttons button[aria-pressed="true"] { color: white; background: var(--accent); border-color: var(--accent); }
.recommendation-select { width: 100%; }
.review-actions { display: grid; gap: .65rem; margin-top: 1.25rem; }
.submitted-note { margin-top: 1rem; padding: .7rem .75rem; color: var(--accent-dark); background: rgba(58, 117, 105, .07); font-family: var(--ui-font); font-size: .74rem; line-height: 1.5; }
.reading-layout--panel-hidden { grid-template-columns: minmax(0, 730px); justify-content: center; }
.reading-layout--panel-hidden .review-panel { display: none; }
.review-jump { display: none; }
.essay-header, .review-panel { scroll-margin-top: 4rem; }
.restore-review { margin: 0 0 1rem; }

.admin-nav { display: flex; flex-wrap: wrap; gap: 1.1rem; margin-bottom: 2.5rem; padding-bottom: .9rem; border-bottom: 1px solid var(--rule); }
.admin-nav button { padding: 0; color: var(--muted); background: none; border: 0; font-family: var(--ui-font); font-size: .78rem; }
.admin-nav button[aria-current="page"] { color: var(--accent-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }
.overview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 1.6rem 0 3rem; background: var(--rule); border: 1px solid var(--rule); }
.overview-item { padding: 1rem; background: var(--panel); }
.overview-item strong { display: block; margin-bottom: .2rem; font-size: 1.65rem; line-height: 1; }
.overview-item span { color: var(--muted); font-family: var(--ui-font); font-size: .68rem; }
.admin-section { margin: 2.2rem 0 3.3rem; }
.admin-section > h2 { margin-bottom: .45rem; }
.admin-section > p { max-width: 680px; color: var(--body); }
.admin-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .72fr); gap: 2rem; align-items: start; }
.admin-card { padding: 1.1rem; background: var(--panel); border: 1px solid var(--rule); }
.admin-card h3 { margin-bottom: .7rem; }
.admin-table-wrap { overflow-x: auto; border-top: 1px solid var(--rule); }
.admin-table { width: 100%; border-collapse: collapse; font-family: var(--ui-font); font-size: .76rem; }
.admin-table th, .admin-table td { padding: .72rem .55rem; border-bottom: 1px solid var(--rule); text-align: left; vertical-align: top; }
.admin-table th { color: var(--muted); font-size: .66rem; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.admin-table td:first-child, .admin-table th:first-child { padding-left: 0; }
.admin-table td:last-child, .admin-table th:last-child { padding-right: 0; }
.table-actions { display: flex; flex-wrap: wrap; gap: .55rem; }
.key-reveal { margin-top: 1rem; padding: .9rem; background: var(--paper); border: 1px solid var(--rule-strong); }
.key-reveal code { display: block; margin: .45rem 0 .6rem; overflow-wrap: anywhere; color: var(--ink); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .76rem; }
.check-list { display: grid; gap: .48rem; padding: 0; list-style: none; }
.check-list label { display: flex; gap: .5rem; align-items: baseline; color: var(--body); font-family: var(--ui-font); font-size: .78rem; }
.check-list input { accent-color: var(--accent); }
.review-notes-admin { max-width: 360px; white-space: pre-wrap; color: var(--body); font-family: "Newsreader", Georgia, serif; line-height: 1.45; }
.empty { padding: 2rem 0; color: var(--muted); border-top: 1px solid var(--rule); font-style: italic; }

@media (max-width: 980px) {
  .reading-layout { grid-template-columns: minmax(0, 1fr) 310px; gap: 2rem; }
  .overview-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .review-jump { display: block; }
  .reading-position { display: none; }
  :root { font-size: 16px; }
  .site-header { align-items: flex-start; padding: 1.35rem 1rem .9rem; }
  .brand-arabic { display: none; }
  .brand-name { font-size: 1.25rem; }
  .brand-context { font-size: .68rem; }
  .header-nav { gap: .55rem; font-size: .73rem; }
  .page, .page--wide { width: 100%; padding: 2.25rem 1rem 4rem; }
  .toolbar { display: block; }
  .toolbar-actions { margin-top: 1rem; }
  .assignment-row { gap: .6rem; }
  .assignment-title { font-size: 1.15rem; }
  .reading-topbar { position: sticky; z-index: 2; top: 0; margin: -2.25rem -1rem 1.65rem; padding: .7rem 1rem; background: rgba(235, 229, 219, .97); border-bottom: 1px solid var(--rule); }
  .reading-layout, .reading-layout--panel-hidden { grid-template-columns: 1fr; gap: 2.5rem; }
  .essay-header { margin-bottom: 2rem; }
  .essay-content { font-size: 1.03rem; }
  .review-panel { position: static; max-height: none; margin: 0 -1rem; padding: 1.3rem 1rem; border-right: 0; border-left: 0; }
  .source-frame { min-height: 60vh; }
  .admin-grid { grid-template-columns: 1fr; gap: 1.3rem; }
  .overview-grid { margin-bottom: 2.3rem; }
}

@media (max-width: 430px) {
  .site-header { gap: .75rem; }
  .header-nav .nav-dot { display: none; }
  .header-nav { flex-direction: column; align-items: flex-end; gap: .2rem; }
  .assignment-row { grid-template-columns: 1fr; }
  .state-chip { justify-self: start; }
  .overview-grid { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

.reader-page { max-width: 820px; margin-inline: auto; }
.author-profile { border-bottom: 1px solid var(--rule); margin: 1.5rem 0 2rem; padding: 1rem 0; }
.author-profile summary { cursor: pointer; font: 500 0.85rem var(--ui-font); color: var(--accent); }
.author-bio { white-space: pre-wrap; margin: 1rem 0; }
.author-details { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem 2rem; margin: 1rem 0 0; }
.author-details dt { font: 500 0.75rem var(--ui-font); color: var(--muted); }
.author-details dd { margin: 0.25rem 0 0; overflow-wrap: anywhere; }
.reader-copy-list { padding-left: 1.2rem; }
.reader-copy-list li { margin-bottom: 0.75rem; }
@media (max-width: 600px) { .author-details { grid-template-columns: 1fr; } }