:root {
  --ink: #151515;
  --muted: #67625f;
  --line: #e7e2dc;
  --paper: #ffffff;
  --soft: #f7f5f1;
  --blue: #1f4fff;
  --blue-dark: #1232a4;
  --coral: #ff6b4a;
  --mint: #a7f0d4;
}

* {
  letter-spacing: 0;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

a:hover {
  color: var(--blue);
  text-decoration: none;
}

p {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 14px;
}

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(21, 21, 21, .08);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
}

.site-header .navbar {
  padding: 16px 0;
}

.site-header .navbar-nav {
  gap: 4px;
}

.brand-mark {
  display: flex;
  flex-direction: column;
  line-height: 1;
  text-transform: none;
}

.brand-name {
  color: var(--ink);
  font-size: 19px;
  font-weight: 800;
}

.brand-role {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  margin-top: 5px;
  text-transform: uppercase;
}

.site-header .nav-link {
  color: var(--ink) !important;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  padding: 9px 10px !important;
  text-transform: uppercase;
}

.site-header .nav-link:hover {
  background: rgba(31, 79, 255, .08);
  color: var(--blue) !important;
}

.btn {
  border-radius: 999px;
  font-weight: 800;
}

.btn-brand {
  border: 1px solid var(--blue);
  background: var(--blue);
  color: #fff !important;
  box-shadow: 0 14px 30px rgba(31, 79, 255, .2);
}

.btn-brand:hover {
  border-color: var(--blue-dark);
  background: var(--blue-dark);
  color: #fff !important;
}

.btn-level {
  border: 1px solid var(--blue);
  border-radius: 8px;
  background: var(--blue);
  color: #fff !important;
  line-height: 1.1;
  padding: 9px 13px;
  box-shadow: 0 14px 30px rgba(31, 79, 255, .2);
  white-space: nowrap;
  text-align: center;
}

.btn-level:hover {
  border-color: var(--blue-dark);
  background: var(--blue-dark);
  color: #fff !important;
}

.floating-level-cta {
  display: none;
}

.btn-quiet {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .74);
  color: var(--ink) !important;
}

.btn-quiet:hover {
  border-color: var(--ink);
  color: var(--ink) !important;
}

.home-hero {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center right 30%;
}

.hero-copy {
  max-width: 690px;
  padding: 80px 0 96px;
}

.eyebrow {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-copy h1,
.page-hero h1 {
  color: var(--ink);
  font-size: clamp(46px, 8vw, 92px);
  font-weight: 900;
  line-height: .9;
  margin: 0 0 24px;
}

.hero-lead,
.page-hero p {
  max-width: 620px;
  color: #302d2b;
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-proof span {
  border: 1px solid rgba(21, 21, 21, .14);
  border-radius: 999px;
  background: rgba(255, 255, 255, .68);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 12px;
}

.section-strip {
  margin-top: -44px;
  position: relative;
  z-index: 2;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper);
  box-shadow: 0 20px 50px rgba(21, 21, 21, .08);
}

.strip-grid > div {
  padding: 22px 26px;
  border-right: 1px solid var(--line);
}

.strip-grid > div:last-child {
  border-right: 0;
}

.metric {
  display: block;
  color: var(--ink);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.1;
}

.strip-grid span:last-child {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.content-section {
  padding: 86px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.section-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  max-width: none;
}

.section-heading h2,
.cta-content h2 {
  color: var(--ink);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 900;
  line-height: .98;
  margin: 0;
}

.offer-grid,
.post-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.offer-grid.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.offer-card,
.post-card,
.feature-post,
.sidebar-panel,
.empty-state {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.offer-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  color: var(--ink);
  transition: transform .2s ease, box-shadow .2s ease;
}

.offer-card:hover,
.post-card:hover,
.feature-post:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 45px rgba(21, 21, 21, .08);
}

.offer-index {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--mint);
  color: var(--ink);
  font-weight: 900;
}

.offer-card h3,
.post-card h3,
.sidebar-panel h3 {
  color: var(--ink);
  font-weight: 900;
}

.offer-card h3 {
  margin: auto 0 14px;
  font-size: 28px;
  line-height: 1;
}

.blog-preview-section {
  background: var(--soft);
}

.post-card {
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}

.post-image-link {
  display: block;
  aspect-ratio: 4 / 3;
  background: var(--soft);
  overflow: hidden;
}

.post-image-link img,
.feature-post-image img,
.article-image img,
.recent-post-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-card-body {
  padding: 22px;
}

.tag {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  background: rgba(31, 79, 255, .1);
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  padding: 6px 10px;
  text-transform: uppercase;
}

.post-card h3 {
  font-size: 24px;
  line-height: 1.05;
  margin: 16px 0 12px;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.text-link {
  color: var(--blue);
  font-weight: 900;
}

.text-link:hover {
  color: var(--blue-dark);
}

.text-link.danger {
  color: var(--coral);
}

.cta-band {
  background: var(--ink);
  color: #fff;
  padding: 80px 0;
}

.cta-content {
  max-width: 760px;
}

.cta-content h2,
.cta-content p {
  color: #fff;
}

.cta-content p:not(.eyebrow) {
  color: rgba(255, 255, 255, .72);
  font-size: 18px;
}

.page-hero {
  padding: 96px 0 62px;
  background: var(--soft);
}

.page-hero.compact h1 {
  max-width: 920px;
  font-size: clamp(42px, 7vw, 76px);
}

.blog-layout,
.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 34px;
  align-items: start;
}

.blog-feed {
  display: grid;
  gap: 24px;
}

.feature-post {
  display: grid;
  grid-template-columns: minmax(240px, 42%) minmax(0, 1fr);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}

.feature-post-image {
  min-height: 320px;
  background: var(--soft);
}

.feature-post-body {
  padding: 34px;
}

.feature-post h2 {
  color: var(--ink);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  line-height: 1;
  margin: 16px 0;
}

.post-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 20px;
}

.like-button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--coral);
  cursor: pointer;
  font-weight: 900;
  padding: 8px 14px;
}

.blog-sidebar,
.article-sidebar {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 18px;
}

.sidebar-panel {
  padding: 24px;
}

.sidebar-panel a {
  display: block;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-weight: 800;
  padding: 13px 0;
}

.sidebar-panel.dark {
  background: var(--ink);
  color: #fff;
}

.sidebar-panel.dark h3,
.sidebar-panel.dark p {
  color: #fff;
}

.sidebar-panel.dark p:not(.eyebrow) {
  color: rgba(255, 255, 255, .72);
}

.empty-state {
  grid-column: 1 / -1;
  padding: 34px;
}

.article-shell {
  padding: 78px 0 90px;
}

.article-main h1 {
  color: var(--ink);
  font-size: clamp(42px, 7vw, 78px);
  font-weight: 900;
  line-height: .95;
  margin: 18px 0 12px;
}

.article-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.article-author {
  color: var(--muted);
  font-weight: 800;
  margin-bottom: 28px;
}

.article-image {
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
  background: var(--soft);
}

.article-content {
  max-width: 760px;
  padding: 42px 0;
}

.article-content p {
  color: #272321;
  font-size: 20px;
  line-height: 1.78;
}

.comments-block {
  border-top: 1px solid var(--line);
  padding-top: 30px;
}

.comments-block h2 {
  color: var(--ink);
  font-weight: 900;
}

.comment-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 28px;
}

.comment-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.comment-item div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
}

.comment-form label {
  color: var(--ink);
  display: block;
  font-weight: 900;
  margin-bottom: 8px;
}

.comment-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  resize: vertical;
}

.comment-form button {
  margin-top: 12px;
}

.recent-post-link {
  display: grid !important;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.recent-post-link img {
  width: 72px;
  height: 72px;
  border-radius: 8px;
}

.site-footer {
  background: #111;
  color: #fff;
  padding: 58px 0 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 34px;
}

.footer-brand {
  display: inline-block;
  color: #fff;
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 14px;
}

.site-footer h4 {
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.site-footer p,
.footer-bottom {
  color: rgba(255, 255, 255, .65);
}

.site-footer a:not(.footer-brand) {
  display: block;
  color: rgba(255, 255, 255, .72);
  margin: 8px 0;
}

.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-size: 13px;
  margin-top: 42px;
  padding-top: 20px;
}

.carousel img {
  width: 100%;
  height: 700px;
  object-fit: cover;
}

.blog-posts .blog-post img,
.blog-post img {
  height: 300px;
  object-fit: cover;
}

.card.mb-3 {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.muted-text {
  color: var(--muted);
}

.soft-section {
  background: var(--soft);
}

.service-path-grid,
.pricing-grid,
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.price-card,
.review-card,
.review-feature-card,
.payment-panel,
.service-detail-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.service-card,
.price-card,
.review-card,
.review-feature-card,
.payment-panel {
  padding: 26px;
}

.service-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.service-card.featured,
.price-card.featured {
  background: var(--ink);
  color: #fff;
}

.service-card.featured h3,
.service-card.featured p,
.service-card.featured .service-meta,
.price-card.featured h3,
.price-card.featured p,
.price-card.featured .price-note {
  color: #fff;
}

.service-card h3,
.price-card h3,
.review-card h3 {
  color: var(--ink);
  font-weight: 900;
  line-height: 1;
}

.service-card h3 {
  font-size: 30px;
  margin: auto 0 14px;
}

.service-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.service-meta span {
  border: 1px solid rgba(21, 21, 21, .12);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  padding: 7px 10px;
}

.service-card.featured .service-meta span {
  border-color: rgba(255, 255, 255, .22);
  color: rgba(255, 255, 255, .8);
}

.diagnostic-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 34px;
  align-items: start;
}

.diagnostic-layout.reverse {
  grid-template-columns: 420px minmax(0, 1fr);
}

.diagnostic-main > p,
.instruction-panel > p {
  max-width: 820px;
  font-size: 18px;
}

.test-section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.test-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.test-section-grid article,
.test-choice-grid article,
.download-panel,
.instruction-panel,
.submission-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.test-section-grid article,
.test-choice-grid article,
.download-panel,
.instruction-panel,
.submission-panel {
  padding: 26px;
}

.test-section-grid span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.test-section-grid h3,
.download-panel h2,
.instruction-panel h2,
.submission-panel h2 {
  color: var(--ink);
  font-weight: 900;
  line-height: 1;
}

.test-section-grid h3 {
  font-size: 24px;
  margin: 10px 0 12px;
}

.test-choice-grid h3 {
  color: var(--ink);
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
  margin: 16px 0 12px;
}

.download-panel {
  position: sticky;
  top: 104px;
}

.download-group {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding-top: 22px;
}

.download-level {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.download-level span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.download-level strong {
  color: var(--ink);
  font-size: 22px;
  font-weight: 900;
}

.download-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  margin-top: 14px;
  padding: 16px;
}

.download-card:hover {
  border-color: var(--blue);
  color: var(--ink);
}

.download-card > span {
  width: 58px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--mint);
  color: var(--ink);
  font-weight: 900;
}

.download-card strong,
.download-card small {
  display: block;
}

.download-card strong {
  font-size: 15px;
  font-weight: 900;
}

.download-card small,
.audio-preview span,
.diagnostic-form small {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.audio-preview {
  margin-top: 22px;
}

.audio-preview audio {
  width: 100%;
  margin-top: 10px;
}

.instruction-panel {
  background: var(--ink);
}

.instruction-panel h2,
.instruction-panel .clean-list li {
  color: #fff;
}

.instruction-panel .clean-list li {
  border-color: rgba(255, 255, 255, .14);
}

.diagnostic-form {
  display: grid;
  gap: 10px;
}

.diagnostic-form label {
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  margin: 8px 0 0;
}

.diagnostic-form input,
.diagnostic-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 13px 14px;
}

.diagnostic-form input:focus,
.diagnostic-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(31, 79, 255, .1);
  outline: none;
}

.diagnostic-form input[type="file"] {
  padding: 11px;
}

.diagnostic-form button {
  justify-self: start;
  margin-top: 12px;
  padding: 12px 22px;
}

.telegram-note {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 800;
  margin: 22px 0 0;
  padding-top: 18px;
}

.telegram-note a {
  color: var(--blue);
  font-weight: 900;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.material-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 26px;
}

.material-card.featured {
  border-color: rgba(31, 79, 255, .22);
  box-shadow: 0 18px 45px rgba(31, 79, 255, .08);
}

.material-card-header {
  display: grid;
  gap: 16px;
  margin-bottom: 18px;
}

.material-card h3 {
  color: var(--ink);
  font-size: clamp(34px, 4.5vw, 54px);
  font-weight: 900;
  line-height: .94;
  margin: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.material-downloads {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.quizlet-grid .material-card {
  display: flex;
  flex-direction: column;
  min-height: 340px;
}

.quizlet-grid .material-card.featured {
  grid-row: span 2;
}

.quizlet-grid .guide-card {
  border-color: rgba(20, 166, 106, .32);
  box-shadow: 0 18px 45px rgba(20, 166, 106, .1);
}

.quizlet-grid .material-card .btn {
  justify-self: start;
  margin-top: auto;
  width: fit-content;
}

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.schedule-card,
.schedule-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 26px;
}

.schedule-card {
  min-height: 300px;
  display: flex;
  flex-direction: column;
}

.schedule-card.featured,
.schedule-panel.dark {
  background: var(--ink);
  color: #fff;
}

.schedule-card.featured h3,
.schedule-card.featured p,
.schedule-panel.dark h2,
.schedule-panel.dark p {
  color: #fff;
}

.schedule-card h3,
.schedule-panel h2 {
  color: var(--ink);
  font-weight: 900;
  line-height: 1;
}

.schedule-card h3 {
  font-size: 28px;
  margin: auto 0 14px;
}

.schedule-panel h2 {
  font-size: clamp(32px, 5vw, 56px);
  margin-bottom: 20px;
}

.schedule-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
  gap: 18px;
  align-items: start;
}

.schedule-links {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.schedule-links a {
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
  color: #fff;
  font-weight: 900;
  padding: 12px 14px;
}

.schedule-links a:hover {
  border-color: #fff;
  color: #fff;
}

.form-notice {
  border-radius: 8px;
  font-weight: 800;
  margin: 18px 0;
  padding: 14px 16px;
}

.form-notice p {
  margin: 0;
}

.form-notice.success {
  background: rgba(167, 240, 212, .45);
  color: #124735;
}

.form-notice.error {
  background: rgba(255, 107, 74, .12);
  color: #7b2416;
}

.service-detail-list {
  display: grid;
  gap: 18px;
}

.service-detail-card {
  display: grid;
  grid-template-columns: minmax(240px, 36%) minmax(0, 1fr);
  gap: 34px;
  padding: 30px;
}

.service-detail-heading h2 {
  color: var(--ink);
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 900;
  line-height: 1;
  margin: 16px 0 0;
}

.service-detail-content h3 {
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.clean-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.clean-list li {
  border-top: 1px solid var(--line);
  color: #272321;
  font-size: 16px;
  margin: 0;
  padding: 12px 0;
}

.pricing-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.price-card {
  min-height: 310px;
  display: flex;
  flex-direction: column;
}

.price-card h3 {
  font-size: 26px;
  margin: 18px 0 12px;
}

.price-value {
  color: var(--ink);
  font-size: 56px;
  font-weight: 900;
  line-height: .9;
  margin-top: auto;
}

.price-card.featured .price-value {
  color: #fff;
}

.price-note {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  margin-top: 8px;
}

.payment-layout {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 18px;
}

.payment-panel h2 {
  color: var(--ink);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 16px;
}

.payment-panel.dark {
  background: var(--ink);
  color: #fff;
}

.payment-panel.dark h2,
.payment-panel.dark p {
  color: #fff;
}

.payment-panel.dark p:not(.eyebrow) {
  color: rgba(255, 255, 255, .72);
}

.review-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  gap: 28px;
  align-items: center;
}

.review-feature h2 {
  color: var(--ink);
  font-size: clamp(36px, 6vw, 68px);
  font-weight: 900;
  line-height: .96;
}

.review-feature-card {
  background: var(--ink);
}

.review-feature-card p {
  color: #fff;
  font-size: 20px;
}

.review-feature-card span {
  color: rgba(255, 255, 255, .68);
  font-weight: 900;
}

.stars {
  color: #f3b536;
  display: flex;
  gap: 4px;
  margin-bottom: 18px;
}

.reviews-grid {
  align-items: start;
}

.review-card {
  min-height: 260px;
}

.review-card.large {
  grid-column: span 2;
}

.review-card-top {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.review-card h3 {
  font-size: 22px;
  margin: 0 0 4px;
}

.review-card-top span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.review-card .stars {
  flex-shrink: 0;
  margin: 0;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.rule-card,
.rules-panel,
.rules-summary {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.rule-card,
.rules-panel,
.rules-summary {
  padding: 26px;
}

.rule-card {
  min-height: 300px;
  display: flex;
  flex-direction: column;
}

.rule-card.primary {
  background: var(--ink);
  color: #fff;
}

.rule-card.primary h3,
.rule-card.primary p {
  color: #fff;
}

.rule-card.warning {
  border-color: rgba(255, 107, 74, .42);
  background: rgba(255, 107, 74, .08);
}

.rule-card h3 {
  color: var(--ink);
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
  margin: auto 0 14px;
}

.rules-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
  gap: 18px;
  align-items: start;
}

.rules-panel h2,
.rules-summary h2 {
  color: var(--ink);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 20px;
}

.rule-line {
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.rule-line:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.rule-line strong {
  color: var(--ink);
  display: block;
  font-size: 20px;
  line-height: 1.35;
}

.rule-alert {
  display: inline-flex;
  border-radius: 999px;
  background: rgba(255, 107, 74, .12);
  color: #bd3f24;
  font-size: 13px;
  font-weight: 900;
  padding: 7px 10px;
}

.rules-panel.dark {
  background: var(--ink);
  color: #fff;
}

.rules-panel.dark h2,
.rules-panel.dark p {
  color: #fff;
}

.clean-list.inverted li {
  border-color: rgba(255, 255, 255, .16);
  color: rgba(255, 255, 255, .82);
}

.rules-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 24px;
  align-items: end;
}

.about-hero {
  background: var(--soft);
  padding: 80px 0 96px;
}

.about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
  gap: 42px;
  align-items: center;
}

.about-hero h1 {
  color: var(--ink);
  font-size: clamp(44px, 7vw, 82px);
  font-weight: 900;
  line-height: .92;
  margin: 0 0 24px;
}

.about-hero p:not(.eyebrow) {
  max-width: 620px;
  color: #302d2b;
  font-size: 20px;
}

.about-portrait {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper);
  box-shadow: 0 20px 50px rgba(21, 21, 21, .08);
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.about-reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.about-reason-card,
.about-method-panel,
.about-method-list,
.about-personal-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 26px;
}

.about-reason-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.about-reason-card.featured {
  background: var(--ink);
  color: #fff;
}

.about-reason-card.featured h3,
.about-reason-card.featured p {
  color: #fff;
}

.about-reason-card h3,
.about-personal-card h3 {
  color: var(--ink);
  font-weight: 900;
  line-height: 1;
}

.about-reason-card h3 {
  font-size: 28px;
  margin: auto 0 14px;
}

.about-method-layout {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 18px;
  align-items: start;
}

.about-method-panel {
  background: var(--ink);
  color: #fff;
}

.about-method-panel h2 {
  color: #fff;
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 18px;
}

.about-method-panel p:not(.eyebrow) {
  color: rgba(255, 255, 255, .76);
  font-size: 18px;
}

.about-personal-grid {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 34px;
}

.about-personal-grid h2 {
  color: var(--ink);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 900;
  line-height: 1;
}

.about-personal-cards {
  display: grid;
  gap: 18px;
}

.about-personal-card h3 {
  font-size: 24px;
}

@media (max-width: 991.98px) {
  body {
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
  }

  .site-header .navbar-collapse {
    border-top: 1px solid var(--line);
    margin-top: 14px;
    padding: 10px 0 16px;
  }

  .site-header .navbar-nav {
    align-items: stretch !important;
    gap: 2px;
  }

  .site-header .nav-link {
    text-align: center;
  }

  .site-header .nav-item.ml-lg-3 {
    margin-top: 8px;
  }

  .site-header .btn-level {
    display: block;
    width: min(100%, 240px);
    margin: 0 auto;
  }

  .floating-level-cta {
    position: fixed;
    right: 16px;
    bottom: calc(14px + env(safe-area-inset-bottom));
    left: 16px;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    border: 1px solid var(--blue);
    border-radius: 8px;
    background: var(--blue);
    color: #fff !important;
    font-weight: 900;
    line-height: 1.2;
    padding: 12px 16px;
    text-align: center;
    box-shadow: 0 18px 40px rgba(31, 79, 255, .32);
  }

  .floating-level-cta:hover {
    border-color: var(--blue-dark);
    background: var(--blue-dark);
    color: #fff !important;
  }

  .home-hero {
    min-height: auto;
    background-position: center right 22%;
  }

  .hero-copy {
    padding: 72px 0;
  }

  .strip-grid,
  .offer-grid,
  .post-card-grid,
  .service-path-grid,
  .pricing-grid,
  .reviews-grid,
  .schedule-grid,
  .rules-grid,
  .blog-layout,
  .article-grid,
  .service-detail-card,
  .payment-layout,
  .review-feature,
  .rules-layout,
  .rules-summary,
  .about-hero-grid,
  .about-reasons-grid,
  .about-method-layout,
  .about-personal-grid,
  .diagnostic-layout,
  .diagnostic-layout.reverse,
  .materials-grid,
  .schedule-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .review-card.large {
    grid-column: auto;
  }

  .section-strip {
    margin-top: 0;
  }

  .strip-grid > div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .strip-grid > div:last-child {
    border-bottom: 0;
  }

  .feature-post {
    grid-template-columns: 1fr;
  }

  .feature-post-image {
    min-height: 260px;
  }

  .blog-sidebar,
  .article-sidebar,
  .download-panel {
    position: static;
  }
}

@media (max-width: 575.98px) {
  .site-header .navbar {
    padding: 12px 0;
  }

  .hero-copy h1,
  .page-hero.compact h1,
  .article-main h1 {
    font-size: 42px;
  }

  .hero-lead,
  .page-hero p,
  .article-content p {
    font-size: 17px;
  }

  .content-section,
  .article-shell {
    padding: 54px 0;
  }

  .section-heading-row,
  .footer-bottom,
  .post-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .feature-post-body,
  .post-card-body,
  .offer-card,
  .service-card,
  .price-card,
  .review-card,
  .review-feature-card,
  .payment-panel,
  .service-detail-card,
  .rule-card,
  .rules-panel,
  .rules-summary,
  .about-reason-card,
  .about-method-panel,
  .about-method-list,
  .about-personal-card,
  .test-section-grid article,
  .test-choice-grid article,
  .material-card,
  .schedule-card,
  .schedule-panel,
  .download-panel,
  .instruction-panel,
  .submission-panel,
  .sidebar-panel {
    padding: 22px;
  }

  .test-section-grid,
  .test-choice-grid {
    grid-template-columns: 1fr;
  }

  .price-value {
    font-size: 46px;
  }

  .review-card-top {
    flex-direction: column;
  }
}