:root {
  --navy: #08345f;
  --blue: #0966c3;
  --blue-2: #1686e7;
  --sky: #e9f5ff;
  --ink: #14283d;
  --muted: #687c91;
  --line: #dce6ef;
  --white: #fff;
  --green: #18a66a;
  --orange: #f59d23;
  --red: #e54d59;
  --shadow: 0 20px 55px rgba(12, 57, 96, 0.13);
  --radius: 22px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: #f5f9fc;
  color: var(--ink);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}
button,
select {
  font: inherit;
}
button {
  cursor: pointer;
}
a {
  color: inherit;
}
.shell {
  min-height: 100vh;
}
.topbar {
  height: 76px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid #e9f0f5;
  position: relative;
  z-index: 10;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-mark {
  width: 43px;
  height: 43px;
  border-radius: 13px;
  background: linear-gradient(145deg, #0d7ad5, #074986);
  display: grid;
  place-items: center;
  color: white;
  box-shadow: 0 8px 18px rgba(9, 102, 195, 0.22);
}
.brand-mark svg {
  width: 25px;
}
.brand-name {
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.3px;
}
.brand-name small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-top: 1px;
}
.top-help {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #527087;
  font-size: 13px;
  font-weight: 650;
}
.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #26b779;
  box-shadow: 0 0 0 4px #e1f7ee;
}
.hero {
  min-height: 310px;
  background: linear-gradient(118deg, #063d75 0%, #0868c5 58%, #17a3e8 115%);
  position: relative;
  overflow: hidden;
  color: #fff;
}
.hero:before,
.hero:after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.hero:before {
  width: 470px;
  height: 470px;
  right: -100px;
  top: -260px;
  box-shadow:
    0 0 0 65px rgba(255, 255, 255, 0.025),
    0 0 0 130px rgba(255, 255, 255, 0.018);
}
.hero:after {
  width: 220px;
  height: 220px;
  left: -90px;
  bottom: -130px;
}
.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    rgba(255, 255, 255, 0.19) 1px,
    transparent 1px
  );
  background-size: 26px 26px;
  mask-image: linear-gradient(90deg, transparent, black 60%, transparent);
  opacity: 0.6;
}
.hero-inner {
  max-width: 1180px;
  margin: auto;
  padding: 58px 24px 100px;
  position: relative;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 30px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.08);
}
.hero h1 {
  font-size: clamp(30px, 4vw, 47px);
  line-height: 1.08;
  margin: 18px 0 12px;
  letter-spacing: -1.6px;
  max-width: 640px;
}
.hero p {
  font-size: 16px;
  line-height: 1.7;
  color: #d9ecff;
  max-width: 590px;
  margin: 0;
}
.selection-wrap {
  max-width: 1050px;
  margin: -64px auto 0;
  padding: 0 24px 55px;
  position: relative;
  z-index: 3;
}
.selection-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 30px;
  border-bottom: 1px solid var(--line);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 15px;
  background: #e7f3ff;
  color: var(--blue);
  display: grid;
  place-items: center;
}
.card-icon svg {
  width: 26px;
}
.card-head h2 {
  font-size: 20px;
  margin: 0 0 4px;
}
.card-head p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  padding: 28px 30px 18px;
}
.field label {
  display: block;
  font-size: 12px;
  font-weight: 800;
  margin: 0 0 9px;
  color: #395269;
}
.select-wrap {
  position: relative;
}
.select-wrap:after {
  content: "⌄";
  position: absolute;
  right: 16px;
  top: 12px;
  color: #668096;
  pointer-events: none;
}
.field select {
  width: 100%;
  height: 49px;
  border: 1px solid #cfdae4;
  border-radius: 12px;
  background: #fff;
  padding: 0 42px 0 15px;
  color: var(--ink);
  outline: none;
  appearance: none;
}
.field select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(9, 102, 195, 0.11);
}
.subject-section {
  padding: 5px 30px 28px;
}
.section-label {
  font-size: 12px;
  font-weight: 800;
  color: #395269;
  margin-bottom: 10px;
}
.subject-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.subject-card {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 14px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  color: var(--ink);
  transition: 0.18s ease;
}
.subject-card:hover {
  border-color: #84bce9;
  transform: translateY(-2px);
}
.subject-card.active {
  border-color: var(--blue);
  background: #f0f8ff;
  box-shadow: 0 0 0 2px rgba(9, 102, 195, 0.1);
}
.subject-symbol {
  width: 39px;
  height: 39px;
  border-radius: 11px;
  background: #eaf4fe;
  color: var(--blue);
  display: grid;
  place-items: center;
  font-weight: 850;
}
.subject-card strong {
  display: block;
  font-size: 13px;
}
.subject-card small {
  color: var(--muted);
  font-size: 10px;
}
.card-action {
  padding: 20px 30px;
  background: #f8fbfd;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.exam-meta {
  display: flex;
  gap: 18px;
  color: #5f7488;
  font-size: 12px;
}
.exam-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.primary-btn,
.secondary-btn {
  border: 0;
  border-radius: 12px;
  padding: 13px 20px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  transition: 0.18s;
}
.primary-btn {
  background: linear-gradient(135deg, #0870cf, #07509b);
  color: #fff;
  box-shadow: 0 8px 18px rgba(8, 92, 174, 0.22);
}
.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 11px 24px rgba(8, 92, 174, 0.28);
}
.primary-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}
.secondary-btn {
  background: #fff;
  border: 1px solid var(--line);
  color: #355069;
}
.features {
  max-width: 1050px;
  margin: 0 auto;
  padding: 0 24px 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.feature {
  display: flex;
  gap: 13px;
}
.feature-icon {
  flex: 0 0 39px;
  height: 39px;
  background: #e7f3ff;
  color: var(--blue);
  border-radius: 11px;
  display: grid;
  place-items: center;
}
.feature h3 {
  font-size: 13px;
  margin: 2px 0 4px;
}
.feature p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}
.footer {
  border-top: 1px solid #dde8f0;
  padding: 25px 24px;
  color: #6d8192;
  text-align: center;
  font-size: 11px;
}
.loading {
  min-height: 100vh;
  display: grid;
  place-items: center;
  color: var(--blue);
  font-weight: 750;
}
.spinner {
  width: 26px;
  height: 26px;
  border: 3px solid #d8eafb;
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: auto auto 12px;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.instruction-page {
  min-height: 100vh;
  background: linear-gradient(#eaf5ff 0 245px, #f5f9fc 245px);
}
.compact-header {
  height: 72px;
  background: #fff;
  padding: 0 max(24px, calc((100vw - 1120px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.back-btn {
  border: 0;
  background: transparent;
  color: #426078;
  font-weight: 700;
}
.instruction-wrap {
  max-width: 860px;
  margin: 60px auto;
  padding: 0 24px;
}
.instruction-card {
  background: #fff;
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 34px;
}
.instruction-top {
  text-align: center;
  margin-bottom: 27px;
}
.instruction-top .card-icon {
  margin: 0 auto 12px;
}
.instruction-top h1 {
  font-size: 25px;
  margin: 0 0 8px;
}
.instruction-top p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.info-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: 15px;
  margin: 25px 0;
  overflow: hidden;
}
.info-item {
  text-align: center;
  padding: 15px;
  border-right: 1px solid var(--line);
}
.info-item:last-child {
  border: 0;
}
.info-item small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
}
.info-item strong {
  display: block;
  margin-top: 3px;
  font-size: 13px;
}
.rules {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.rules li {
  display: flex;
  gap: 11px;
  font-size: 13px;
  line-height: 1.55;
  color: #415970;
}
.rule-num {
  flex: 0 0 25px;
  height: 25px;
  border-radius: 50%;
  background: #e8f4ff;
  color: var(--blue);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 11px;
}
.instruction-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.exam-page {
  min-height: 100vh;
  background: #f3f7fa;
}
.exam-header {
  height: 70px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.exam-title {
  display: flex;
  align-items: center;
  gap: 14px;
}
.exam-title .brand-mark {
  width: 39px;
  height: 39px;
}
.exam-title strong {
  display: block;
  font-size: 14px;
}
.exam-title small {
  color: var(--muted);
  font-size: 11px;
}
.timer {
  padding: 8px 13px;
  border-radius: 10px;
  background: #e8f4ff;
  color: #0757a5;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  gap: 8px;
}
.timer.danger {
  background: #fff0f1;
  color: var(--red);
}
.exam-layout {
  max-width: 1260px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 20px;
}
.question-panel,
.navigator {
  background: #fff;
  border: 1px solid #e1eaf1;
  border-radius: 18px;
}
.question-panel {
  padding: 27px;
}
.question-kicker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 17px;
  margin-bottom: 22px;
}
.question-kicker strong {
  font-size: 13px;
}
.question-kicker span {
  font-size: 11px;
  color: var(--muted);
}
.question-text {
  font-size: 18px;
  line-height: 1.55;
  font-weight: 720;
  margin: 0 0 23px;
}
.options {
  display: grid;
  gap: 11px;
}
.option {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
  text-align: left;
  color: var(--ink);
  transition: 0.15s;
  width: 100%;
}
.option:hover {
  border-color: #8ebde2;
  background: #f8fcff;
}
.option.selected {
  border-color: var(--blue);
  background: #edf7ff;
  box-shadow: 0 0 0 1px var(--blue);
}
.option-key {
  flex: 0 0 30px;
  height: 30px;
  border-radius: 9px;
  background: #edf2f6;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #496176;
}
.option.selected .option-key {
  background: var(--blue);
  color: #fff;
}
.option-text {
  line-height: 1.5;
  font-size: 13px;
  padding-top: 5px;
}
.question-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.nav-actions {
  display: flex;
  gap: 8px;
}
.flag-btn {
  border: 1px solid #f4c775;
  background: #fffaf0;
  color: #a46805;
  border-radius: 10px;
  padding: 10px 13px;
  font-weight: 750;
}
.flag-btn.active {
  background: #fff0c9;
}
.navigator {
  padding: 20px;
  height: max-content;
  position: sticky;
  top: 94px;
}
.navigator h3 {
  font-size: 13px;
  margin: 0 0 5px;
}
.navigator > p {
  font-size: 10px;
  color: var(--muted);
  margin: 0 0 16px;
}
.number-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
}
.number-btn {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 9px;
  color: #536a7d;
  font-size: 11px;
  font-weight: 800;
}
.number-btn.answered {
  background: #e7f7ef;
  color: #138454;
  border-color: #a9dfc5;
}
.number-btn.flagged {
  background: #fff3d4;
  color: #a36800;
  border-color: #efcb75;
}
.number-btn.current {
  outline: 2px solid var(--blue);
  outline-offset: 1px;
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0;
  font-size: 9px;
  color: var(--muted);
}
.legend span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.legend i {
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: #fff;
  border: 1px solid var(--line);
}
.legend .done {
  background: #bdebd2;
}
.legend .doubt {
  background: #ffe3a0;
}
.finish-btn {
  width: 100%;
  border: 0;
  border-radius: 11px;
  background: #e9f2f8;
  color: #34526b;
  font-weight: 800;
  padding: 11px;
}
.finish-btn:hover {
  background: #dceaf3;
}
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 29, 50, 0.56);
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 20px;
  backdrop-filter: blur(3px);
}
.modal {
  width: min(440px, 100%);
  background: #fff;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25);
}
.modal h2 {
  font-size: 20px;
  margin: 0 0 8px;
}
.modal p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}
.modal-summary {
  background: #f3f8fb;
  border-radius: 12px;
  padding: 13px;
  display: flex;
  justify-content: space-around;
  text-align: center;
  margin: 18px 0;
}
.modal-summary strong {
  display: block;
  font-size: 18px;
}
.modal-summary small {
  font-size: 9px;
  color: var(--muted);
  text-transform: uppercase;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 9px;
}
.result-page {
  min-height: 100vh;
  background: #f3f8fc;
}
/* .result-hero {
  background: linear-gradient(120deg, #063e77, #0878d3);
  color: #fff;
  padding: 38px 24px 80px;
  text-align: center;
} */
.result-hero h1 {
  font-size: 28px;
  margin: 12px 0 6px;
}
.result-hero p {
  margin: 0;
  color: #d9ecff;
  font-size: 13px;
}
.result-wrap {
  max-width: 920px;
  margin: -52px auto 0;
  padding: 0 24px 50px;
}
.score-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 27px;
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 30px;
  align-items: center;
}
.score-ring {
  width: 135px;
  height: 135px;
  border-radius: 50%;
  margin: auto;
  background: conic-gradient(var(--blue) var(--score), #e7eef4 0);
  display: grid;
  place-items: center;
  position: relative;
}
.score-ring:after {
  content: "";
  position: absolute;
  width: 105px;
  height: 105px;
  background: #fff;
  border-radius: 50%;
}
.score-ring div {
  position: relative;
  z-index: 1;
  text-align: center;
}
.score-ring strong {
  font-size: 35px;
  display: block;
  line-height: 1;
}
.score-ring small {
  font-size: 9px;
  color: var(--muted);
  text-transform: uppercase;
}
.score-detail h2 {
  margin: 0 0 6px;
  font-size: 21px;
}
.score-detail > p {
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 18px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
}
.stat {
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 10px;
}
.stat small {
  color: var(--muted);
  font-size: 9px;
}
.stat strong {
  display: block;
  font-size: 17px;
  margin-top: 2px;
}
.result-actions {
  display: flex;
  gap: 9px;
  margin-top: 17px;
}
.review-title {
  font-size: 17px;
  margin: 28px 0 13px;
}
.review-list {
  display: grid;
  gap: 10px;
}
.review-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 17px;
}
.review-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.review-head strong {
  font-size: 12px;
}
.badge {
  border-radius: 20px;
  padding: 4px 8px;
  font-size: 9px;
  font-weight: 800;
}
.badge.correct {
  color: #138454;
  background: #e4f7ed;
}
.badge.wrong {
  color: #bd3541;
  background: #fff0f1;
}
.review-item p {
  font-size: 12px;
  line-height: 1.5;
  color: #445b6e;
  margin: 12px 0 7px;
}
.answer-line {
  font-size: 10px;
  color: var(--muted);
  margin-top: 4px;
}
.explanation {
  margin-top: 10px;
  background: #f3f8fc;
  border-left: 3px solid var(--blue);
  padding: 9px 11px;
  font-size: 10px;
  line-height: 1.55;
  color: #526b7f;
}
@media (max-width: 760px) {
  .topbar {
    height: 66px;
    padding: 0 18px;
  }
  .top-help {
    display: none;
  }
  .hero-inner {
    padding: 42px 20px 90px;
  }
  .hero h1 {
    font-size: 32px;
  }
  .selection-wrap {
    padding: 0 14px 40px;
  }
  .card-head,
  .form-grid,
  .subject-section,
  .card-action {
    padding-left: 20px;
    padding-right: 20px;
  }
  .form-grid,
  .subject-grid,
  .features {
    grid-template-columns: 1fr;
  }
  .card-action {
    align-items: stretch;
    flex-direction: column;
  }
  .primary-btn {
    width: 100%;
  }
  .features {
    padding: 0 20px 40px;
  }
  .instruction-wrap {
    margin: 32px auto;
  }
  .instruction-card {
    padding: 24px 19px;
  }
  .info-strip {
    grid-template-columns: 1fr;
  }
  .info-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .instruction-actions {
    flex-direction: column-reverse;
  }
  .exam-header {
    padding: 0 15px;
  }
  .exam-title small {
    display: none;
  }
  .exam-layout {
    grid-template-columns: 1fr;
    padding: 13px;
  }
  .navigator {
    position: static;
    grid-row: 1;
  }
  .number-grid {
    grid-template-columns: repeat(10, 1fr);
  }
  .navigator h3,
  .navigator > p,
  .legend {
    display: none;
  }
  .question-panel {
    padding: 20px 16px;
  }
  .question-text {
    font-size: 16px;
  }
  .question-actions {
    align-items: stretch;
    gap: 10px;
    flex-direction: column;
  }
  .nav-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .score-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .result-actions {
    justify-content: center;
  }
  .stats {
    text-align: left;
  }
  .result-wrap {
    padding: 0 14px 40px;
  }
  .result-hero {
    padding-top: 28px;
  }
  .brand-name {
    font-size: 16px;
  }
}
@media (max-width: 430px) {
  .number-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  .exam-meta {
    justify-content: space-between;
  }
  .score-card {
    padding: 22px 16px;
  }
  .stats {
    gap: 5px;
  }
  .stat {
    padding: 8px;
  }
  .result-actions {
    flex-direction: column;
  }
  .result-actions .primary-btn,
  .result-actions .secondary-btn {
    width: 100%;
  }
}

.result-page {
  min-height: 100vh;
  background: #f3f7fa;
  padding-bottom: 54px;
}
.result-hero {
  background: #0d47a1;
  border-bottom: 1px solid #dde8f0;
  color: var(--ink);
  padding: 42px 24px 92px;
  text-align: center;
}
.result-hero-inner {
  max-width: 920px;
  margin: 0 auto;
}
.result-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 14px;
  padding: 7px 12px;
  border: 1px solid #bfe6d2;
  border-radius: 999px;
  background: #effaf4;
  color: #17834f;
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.7px;
}
.result-hero h1 {
  margin: 0 0 9px;
  font-size: clamp(25px, 3.2vw, 36px);
  letter-spacing: -0.8px;
}
.result-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: #5e7487;
  font-size: 15px;
  line-height: 1.65;
}
.result-hero strong {
  color: #102538;
}
.result-wrap {
  max-width: 960px;
  margin: -58px auto 0;
  padding: 0 24px 0;
  position: relative;
}
.score-card {
  background: #fff;
  border: 1px solid #dde8f0;
  border-radius: 18px;
  box-shadow: 0 16px 34px rgba(18, 45, 72, 0.08);
  padding: 0;
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 0;
  overflow: hidden;
}
.score-visual {
  display: grid;
  place-items: center;
  min-height: 260px;
  background: #f7fbfe;
  border-right: 1px solid #e2ebf2;
}
.score-ring {
  --score: 0%;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: auto;
  background: conic-gradient(var(--blue) var(--score), #e7eef4 0);
  display: grid;
  place-items: center;
  position: relative;
}
.score-ring:after {
  content: "";
  position: absolute;
  width: 112px;
  height: 112px;
  background: #fff;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px #e5edf4;
}
.score-ring div {
  position: relative;
  z-index: 1;
  text-align: center;
}
.score-ring strong {
  font-size: 38px;
  display: block;
  line-height: 1;
  color: var(--blue);
  letter-spacing: -1px;
}
.score-ring small {
  font-size: 10px;
  color: var(--muted);
  font-weight: 850;
  text-transform: uppercase;
}
.score-detail {
  padding: 30px;
}
.section-kicker {
  display: block;
  margin-bottom: 6px;
  color: #62788a;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.9px;
  text-transform: uppercase;
}
.score-detail h2 {
  margin: 0 0 7px;
  font-size: 23px;
  letter-spacing: -0.4px;
}
.score-detail > p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 20px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.stat {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px;
  background: #fff;
}
.stat small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.stat strong {
  display: block;
  font-size: 24px;
  margin-top: 3px;
  color: #172c3e;
}
.stat.is-correct {
  background: #f1fbf5;
  border-color: #ccebd8;
}
.stat.is-correct strong,
.stat.is-correct small {
  color: #16814d;
}
.stat.is-wrong {
  background: #fff5f5;
  border-color: #f2cccc;
}
.stat.is-wrong strong,
.stat.is-wrong small {
  color: #b8424b;
}
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.review-section {
  margin-top: 24px;
}
.review-heading {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 14px;
}
.review-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #e8f3ff;
  color: var(--blue);
  display: grid;
  place-items: center;
}
.review-title {
  font-size: 20px;
  margin: 0;
  color: var(--ink);
}
.review-list {
  display: grid;
  gap: 11px;
}
.review-item {
  background: #fff;
  border: 1px solid #dde8f0;
  border-radius: 14px;
  padding: 17px;
  box-shadow: 0 8px 18px rgba(18, 45, 72, 0.04);
}
.review-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 9px;
  border-bottom: 1px solid #eef3f7;
}
.review-head strong {
  font-size: 13px;
}
.badge {
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 10px;
  font-weight: 850;
}
.badge.correct {
  color: #138454;
  background: #e4f7ed;
}
.badge.wrong {
  color: #bd3541;
  background: #fff0f1;
}
.review-item p {
  font-size: 13px;
  line-height: 1.65;
  color: #344b5f;
  margin: 12px 0 8px;
}
.answer-line {
  font-size: 12px;
  color: var(--muted);
  margin-top: 5px;
}
.explanation {
  margin-top: 11px;
  background: #f3f8fc;
  border-left: 3px solid var(--blue);
  border-radius: 0 9px 9px 0;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: #526b7f;
}

@media (max-width: 760px) {
  .result-hero {
    padding: 32px 18px 78px;
  }
  .result-wrap {
    padding: 0 14px;
  }
  .score-card {
    grid-template-columns: 1fr;
  }
  .score-visual {
    min-height: 210px;
    border-right: 0;
    border-bottom: 1px solid #e2ebf2;
  }
  .score-detail {
    padding: 24px 18px;
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .result-actions {
    align-items: stretch;
    flex-direction: column;
  }
  .result-actions .primary-btn,
  .result-actions .secondary-btn {
    width: 100%;
  }
  .review-heading {
    align-items: flex-start;
  }
}