:root {
  --ink: #15241c;
  --ink-soft: #3c4f45;
  --paper: #f3eee4;
  --paper-2: #e9e2d4;
  --card: #fffaf2;
  --forest: #0f4c38;
  --forest-2: #173f32;
  --gold: #b8924a;
  --gold-soft: #e8d7ae;
  --brick: #8f3a32;
  --ok: #1f7a4c;
  --line: rgba(21, 36, 28, 0.12);
  --shadow: 0 18px 50px rgba(21, 36, 28, 0.08);
  --serif: "Fraunces", "Times New Roman", serif;
  --sans: "Figtree", "IBM Plex Sans Arabic", system-ui, sans-serif;
  --arabic: "IBM Plex Sans Arabic", "Figtree", sans-serif;
  --margin: clamp(1rem, 4vw, 2.5rem);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(184, 146, 74, 0.16), transparent 50%),
    radial-gradient(900px 400px at 100% 0%, rgba(15, 76, 56, 0.12), transparent 45%),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.5;
}

body[dir="rtl"] {
  font-family: var(--arabic);
}

body[dir="rtl"] .stem,
body[dir="rtl"] .option,
body[dir="rtl"] .teach,
body[dir="rtl"] .hint-body {
  direction: ltr;
  text-align: left;
  font-family: var(--sans);
}

#app {
  min-height: 100dvh;
}

.shell {
  width: min(1120px, calc(100% - 2 * var(--margin)));
  margin: 0 auto;
  padding-bottom: 4rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0 0.4rem;
}

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

.seal {
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--forest);
  font-family: var(--serif);
  font-weight: 650;
  font-size: 1.05rem;
  background: var(--card);
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.brand-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.ghost,
.primary,
.danger,
.option,
.chip {
  font: inherit;
  cursor: pointer;
}

.ghost,
.primary,
.danger {
  border-radius: 999px;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
}

.primary {
  background: var(--forest);
  color: #f7f1e6;
  border-color: var(--forest);
}

.primary:hover {
  background: var(--forest-2);
}

.danger {
  color: var(--brick);
  border-color: rgba(143, 58, 50, 0.35);
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .stamp {
    display: none;
  }
  h1 {
    padding-inline-end: 0;
    max-width: none;
  }
}

.paper-card,
.side-card {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 22px;
}

.paper-card {
  padding: clamp(1.4rem, 3vw, 2.4rem);
  position: relative;
  overflow: hidden;
}

.paper-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 18px;
  background:
    repeating-linear-gradient(
      180deg,
      transparent 0 18px,
      rgba(21, 36, 28, 0.08) 18px 19px
    );
}

body[dir="rtl"] .paper-card::before {
  inset: 0 0 0 auto;
}

.stamp {
  position: absolute;
  top: 1.2rem;
  inset-inline-end: 1.2rem;
  width: 84px;
  height: 84px;
  border: 2px solid rgba(143, 58, 50, 0.55);
  color: rgba(143, 58, 50, 0.7);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transform: rotate(-12deg);
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.kicker {
  color: var(--gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 600;
}

h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  margin: 0.4rem 0 0.8rem;
  max-width: 12ch;
  padding-inline-end: 4.5rem;
}

.lead {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 48ch;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.2rem 0 1.4rem;
}

.chip {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.name-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.name-row input {
  flex: 1;
  min-width: 180px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  font: inherit;
  color: var(--ink);
}

.hint-tiny {
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-top: 0.35rem;
}

.side-card {
  padding: 1.2rem;
}

.side-card h2 {
  margin: 0 0 0.8rem;
  font-size: 1.15rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.stat {
  background: var(--paper);
  border-radius: 14px;
  padding: 0.8rem;
}

.stat b {
  display: block;
  font-family: var(--serif);
  font-size: 1.6rem;
}

.stat span {
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.bar-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem 0.8rem;
  align-items: center;
  margin: 0.45rem 0;
  font-size: 0.85rem;
}

.bar {
  grid-column: 1 / -1;
  height: 7px;
  background: var(--paper-2);
  border-radius: 99px;
  overflow: hidden;
}

.bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--forest), var(--gold));
}

.weak-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.weak-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
}

.section {
  margin-top: 2.2rem;
}

.domain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.8rem;
}

.domain-card {
  text-align: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: none;
  min-height: 128px;
}

.domain-card:hover {
  border-color: var(--forest);
}

.domain-card h3 {
  font-size: 1.05rem;
  margin: 0.35rem 0;
  overflow-wrap: anywhere;
}

.domain-card small {
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.book-hall {
  padding-top: 0.4rem;
  border-top: 1px dashed var(--line);
}

.book-card {
  position: relative;
  margin-bottom: 1.4rem;
}

.book-stamp {
  background: var(--gold-soft);
  color: var(--forest-2);
}

.know-line {
  font-weight: 600;
  margin: 0.6rem 0 0.8rem;
}

.unit-block {
  margin: 1.4rem 0 0.4rem;
}

.unit-block h3 {
  font-size: 1.05rem;
  margin: 0 0 0.6rem;
  color: var(--ink-soft);
}

.chapter-grid {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.how {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

@media (max-width: 760px) {
  .how {
    grid-template-columns: 1fr;
  }
}

.how article {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 1rem;
  border-radius: 18px;
}

.how b {
  font-family: var(--serif);
  display: block;
  margin-bottom: 0.35rem;
}

.disclaimer {
  margin-top: 2rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
  max-width: 70ch;
}

.exam-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.2rem;
  padding-top: 0.8rem;
}

@media (max-width: 860px) {
  .exam-layout {
    grid-template-columns: 1fr;
  }
  .nav-card {
    order: 2;
  }
}

.exam-chrome {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
  padding: 0.8rem 0;
}

.timer {
  font-variant-numeric: tabular-nums;
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--forest);
}

.timer.warn {
  color: var(--brick);
}

.nav-card {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 0.9rem;
  height: fit-content;
  position: sticky;
  top: 0.6rem;
}

.qmap {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.35rem;
}

.qmap button {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 8px;
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.qmap button.current {
  outline: 2px solid var(--forest);
}

.qmap button.answered {
  background: var(--forest);
  color: #f7f1e6;
}

.qmap button.flagged {
  box-shadow: inset 0 0 0 2px var(--gold);
}

.question-sheet {
  background: var(--card);
  border: 1px solid var(--line);
  padding: clamp(1rem, 3vw, 1.8rem);
  min-height: 28rem;
}

.stem {
  font-size: 1.12rem;
  font-weight: 500;
  margin: 0.6rem 0 1rem;
}

.options {
  display: grid;
  gap: 0.55rem;
}

.option {
  text-align: start;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
}

.option .letter {
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-weight: 600;
  background: #fff;
}

.option.selected {
  border-color: var(--forest);
  background: #edf5f0;
}

.option.selected .letter {
  background: var(--forest);
  color: #fff;
  border-color: var(--forest);
}

.option.right {
  border-color: var(--ok);
  background: #e7f6ee;
}

.option.wrong {
  border-color: var(--brick);
  background: #fbeeee;
}

.technique-box {
  margin-top: 1rem;
  padding: 1rem;
  background: #f7f1e2;
  border-inline-start: 4px solid var(--gold);
}

.technique-box h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.exam-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  margin-top: 1.1rem;
}

.feedback {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--paper);
  border-radius: 12px;
}

.pass-banner,
.fail-banner {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
}

.pass-banner {
  background: #e7f6ee;
  color: var(--ok);
}

.fail-banner {
  background: #fbeeee;
  color: var(--brick);
}

.score-hero {
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 0.9;
  margin: 0.4rem 0;
}

.review-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.muted {
  color: var(--ink-soft);
}

.empty {
  color: var(--ink-soft);
  font-style: italic;
}

.confirm-bar {
  position: sticky;
  top: 0.4rem;
  z-index: 6;
  background: #fff6e8;
  border: 1px solid var(--gold);
  border-radius: 16px;
  padding: 0.8rem 1rem;
  margin: 0.5rem 0 0.8rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
}

.plan-card {
  padding: 1.2rem;
}

.plan-list {
  display: grid;
  gap: 0.8rem;
  margin: 0.6rem 0 1rem;
}

.plan-item {
  background: var(--paper);
  border-radius: 14px;
  padding: 0.9rem 1rem;
}

.plan-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.lock-screen {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: var(--margin);
}

.lock-card {
  width: min(28rem, 100%);
  text-align: center;
}

.lock-card h1 {
  max-width: none;
  padding-inline-end: 0;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
}

.lock-icon {
  color: var(--forest);
  margin-bottom: 0.4rem;
}

.pin-form {
  display: grid;
  gap: 0.5rem;
  text-align: start;
  margin: 1.2rem 0 0.8rem;
}

.pin-form input {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  font: inherit;
  letter-spacing: 0.35em;
  text-align: center;
}

.pin-error {
  color: var(--brick);
  font-weight: 600;
}

.sit-log {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sit-log li {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
}

button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--gold-soft);
  outline-offset: 2px;
}