/* Anh ngữ Bậc Thang (trung-tam-tieng-anh 4.8): dark navy with lime. A hero with a placement-test booking card, an IELTS
   ladder drawn as rising columns, course rows with price and a register button, a deposit explainer and the student
   account. Fonts: Space Grotesk (titles, numbers) + Be Vietnam Pro (text). */
:root {
  --night: #0f1b3d;
  --night-2: #182a5c;
  --lime: #c6f432;
  --lime-2: #aee01a;
  --paper: #f4f6fb;
  --card: #ffffff;
  --ink: #14204a;
  --muted: #5d6786;
  --line: #dde2f0;
  --k-font: 'Be Vietnam Pro', system-ui, sans-serif;
  --k-font-display: 'Space Grotesk', system-ui, sans-serif;
  --k-accent: #0f1b3d;
  --k-accent-ink: #c6f432;
  --k-ink: #14204a;
  --k-paper: #ffffff;
  --k-muted: #5d6786;
  --k-line: #dde2f0;
  --k-radius: 14px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font:
    400 16px/1.6 'Be Vietnam Pro',
    system-ui,
    sans-serif;
}
a {
  color: inherit;
}
h1,
h2,
h3 {
  margin: 0;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}
.center {
  margin: 22px 0 0;
  text-align: center;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.page .eyebrow {
  color: var(--night-2);
}
.lead {
  max-width: 62ch;
  margin: -6px 0 24px;
  color: var(--muted);
}
.tag {
  display: inline-block;
  margin: 18px 0 8px;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--night);
  color: var(--lime);
  font-size: 13px;
  font-weight: 700;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 12px;
  background: var(--lime);
  color: var(--night);
  font:
    700 16px/1.2 'Space Grotesk',
    sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover {
  background: var(--lime-2);
}
.btn-ghost {
  background: transparent;
  box-shadow: inset 0 0 0 2px currentColor;
  color: inherit;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}
.sec .btn-ghost,
.page .btn-ghost {
  color: var(--night);
}
.sec .btn-ghost:hover,
.page .btn-ghost:hover {
  background: var(--paper);
}
.btn-sm {
  min-height: 44px;
  padding: 0 16px;
  font-size: 15px;
}
.btn-block {
  width: 100%;
}
.sec .btn,
.page .btn,
.booker .btn {
  background: var(--night);
  color: var(--lime);
}
.sec .btn:hover,
.page .btn:hover,
.booker .btn:hover {
  background: var(--night-2);
}
.sec .btn-ghost,
.page .btn-ghost {
  background: transparent;
}
.link {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}
.link-big {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  text-decoration: none;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--night);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 3px solid var(--lime);
}
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  text-decoration: none;
}

/* Header */
.hdr {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--night);
  color: #fff;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 auto 0 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
  text-decoration: none;
}
.steps-ico {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 26px;
}
.steps-ico i {
  width: 8px;
  border-radius: 2px;
  background: var(--lime);
}
.steps-ico i:nth-child(1) {
  height: 10px;
}
.steps-ico i:nth-child(2) {
  height: 18px;
}
.steps-ico i:nth-child(3) {
  height: 26px;
}
.hdr-acc,
.hdr-menu {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 12px;
  background: none;
  color: #fff;
  cursor: pointer;
}
.menu {
  display: none;
  flex-basis: 100%;
  flex-direction: column;
  padding: 6px 0;
}
.menu[data-open] {
  display: flex;
}
.menu a {
  padding: 12px 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  text-decoration: none;
}
.menu .menu-cta {
  color: var(--lime);
}

/* Sections */
.sec {
  padding: 44px 16px;
}
.sec > * {
  max-width: 1128px;
  margin-left: auto;
  margin-right: auto;
}
.page {
  max-width: 1160px;
  margin: 0 auto;
  padding: 36px 16px 44px;
}
.sec-card {
  background: var(--card);
}
.h1 {
  font-size: 32px;
}
.h2 {
  margin-bottom: 20px;
  font-size: 28px;
}
.h3 {
  margin-bottom: 12px;
  font-size: 20px;
}
.sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
}

/* Hero */
.hero {
  display: grid;
  gap: 28px;
  padding: 32px 16px 44px;
  background: var(--night);
  background-image: radial-gradient(circle at 100% 0%, rgba(198, 244, 50, 0.16), transparent 42%);
  color: #fff;
}
.hero > * {
  width: 100%;
  max-width: 1128px;
  margin: 0 auto;
}
.hero-title {
  font-size: 36px;
}
.hero-title em {
  color: var(--lime);
  font-style: normal;
}
.hero-lead {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 17px;
}
.booker {
  padding: 18px;
  border-radius: 22px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.booker-h {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
.slots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.slot {
  display: grid;
  place-items: center;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  text-decoration: none;
}
a.slot:hover {
  border-color: var(--night);
  background: var(--lime);
}
.booker-note {
  display: flex;
  gap: 8px;
  margin: 14px 0;
  color: var(--muted);
  font-size: 14px;
}
.booker-note .k-icon {
  margin-top: 3px;
  color: #2e9e4f;
}

/* IELTS ladder */
.ladder {
  display: grid;
  gap: 8px;
}
.ladder li {
  display: flex;
  flex-direction: column;
  width: calc(54% + var(--h) * 0.46);
  padding: 12px 14px;
  border-radius: 0 14px 14px 0;
  background: var(--night);
  color: #fff;
  line-height: 1.3;
}
.ladder li:nth-child(4) {
  background: var(--lime);
  color: var(--night);
}
.ladder-band {
  align-self: flex-start;
  margin-bottom: 6px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 12px;
  font-weight: 700;
}
.ladder li:nth-child(4) .ladder-band {
  background: rgba(15, 27, 61, 0.14);
}
.ladder b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
}
.ladder small {
  font-size: 12px;
  opacity: 0.8;
}

/* Rows */
.rows {
  display: grid;
  gap: 12px;
}
.row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 8px 14px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}
.sec-card .row {
  background: var(--paper);
}
.row-img img {
  display: block;
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 12px;
}
.row-cat {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.row-name {
  font-size: 17px;
  line-height: 1.25;
}
.row-name a {
  text-decoration: none;
}
.row-name a:hover {
  text-decoration: underline;
  text-decoration-color: var(--lime-2);
  text-decoration-thickness: 3px;
}
.row-line {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.row-side {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.row-fee {
  margin: 0;
}
.row-fee b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
}
.row-fee small {
  color: var(--muted);
  white-space: nowrap;
}
.row .btn {
  white-space: nowrap;
}

/* Categories */
.cats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.cat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 12px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  text-decoration: none;
}
.cat:hover {
  border-color: var(--night);
}
.cat img {
  width: 100%;
  height: 80px;
  margin-bottom: 8px;
  object-fit: cover;
  border-radius: 10px;
}
.cat-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.25;
}
.cat-count {
  color: var(--muted);
  font-size: 14px;
}

/* Deposit explainer */
.how {
  display: grid;
  gap: 18px;
}
.how-steps {
  display: grid;
  gap: 10px;
  counter-reset: hs;
}
.how-steps li {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 14px 16px 14px 62px;
  border-radius: 16px;
  background: var(--paper);
  counter-increment: hs;
}
.how-steps li::before {
  content: counter(hs);
  position: absolute;
  top: 14px;
  left: 16px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--night);
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
.how-steps b {
  font-family: 'Space Grotesk', sans-serif;
}
.how-steps span {
  color: var(--muted);
  font-size: 15px;
}

/* Teachers */
.teachers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.teacher {
  margin: 0;
}
.teacher img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 20px;
}
.teacher figcaption {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
  line-height: 1.35;
}
.teacher b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
}
.teacher span {
  color: var(--muted);
  font-size: 13px;
}
.nums {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 20px auto 0;
}
.nums div {
  padding: 14px;
  border-radius: 16px;
  background: var(--night);
  color: #fff;
}
.nums dd {
  margin: 0;
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
}
.nums dt {
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

/* Reviews */
.revs {
  display: grid;
  gap: 12px;
}
.rev {
  margin: 0;
  padding: 18px;
  border-radius: 18px;
  background: var(--paper);
}
.rev-stars {
  margin: 0;
  color: #e3a008;
  letter-spacing: 2px;
}
.rev blockquote {
  margin: 6px 0 12px;
}
.rev figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
}
.rev figcaption > span:last-child {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}
.rev small {
  color: var(--muted);
  font-size: 13px;
}
.rev-av {
  display: grid;
  place-items: center;
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--night);
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}

/* Posts */
.posts {
  display: grid;
  border-top: 3px solid var(--night);
}
.post {
  display: grid;
  grid-template-columns: 1fr 88px;
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.post-date {
  grid-column: 1;
  color: #5a8a00;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
}
.post-title {
  grid-column: 1;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
}
.post-excerpt {
  grid-column: 1;
  color: var(--muted);
  font-size: 15px;
}
.post img {
  grid-column: 2;
  grid-row: 1 / span 3;
  width: 88px;
  height: 66px;
  object-fit: cover;
  border-radius: 10px;
}
.post:hover .post-title {
  text-decoration: underline;
  text-decoration-color: var(--lime-2);
  text-decoration-thickness: 3px;
}

/* FAQ */
.faqs {
  display: grid;
  gap: 8px;
}
.faq {
  border-radius: 14px;
  background: var(--paper);
}
.faq summary {
  position: relative;
  padding: 14px 46px 14px 16px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '+';
  position: absolute;
  top: 10px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--night);
  color: var(--lime);
}
.faq[open] summary::after {
  content: '−';
}
.faq p {
  margin: 0;
  padding: 0 16px 16px;
  color: var(--muted);
}

/* Contact */
.contact {
  display: grid;
  gap: 16px;
  max-width: 1160px;
  margin: 0 auto;
}
.contact > * {
  max-width: none;
  margin: 0;
}
.contact-card {
  padding: 22px;
  border-radius: 22px;
  background: var(--night);
  color: #fff;
}
.contact-card .btn {
  background: var(--lime);
  color: var(--night);
}
.contact-card .btn-ghost {
  background: transparent;
  color: #fff;
}
.hours li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.map {
  min-height: 280px;
  overflow: hidden;
  border-radius: 22px;
  background: #e8ecf7;
}

/* List */
.finder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 16px 0 12px;
}
.search {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border: 2px solid var(--night);
  border-radius: 12px;
  background: #fff;
}
.search input {
  flex: 1;
  min-width: 0;
  min-height: 48px;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  outline: none;
}
.select {
  min-width: 0;
  min-height: 46px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
}
.chips,
.chips-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chips {
  margin-bottom: 20px;
}
.chip {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font:
    600 14px/1 'Be Vietnam Pro',
    sans-serif;
  cursor: pointer;
}
.chip[aria-pressed='true'] {
  border-color: var(--night);
  background: var(--night);
  color: var(--lime);
}
.empty {
  padding: 22px;
  border-radius: 16px;
  background: #fff;
  text-align: center;
}

/* Detail */
.detail {
  display: grid;
  gap: 24px;
}
.detail-img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 22px;
}
.detail-short {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 17px;
}
.spec {
  margin: 16px 0 0;
  overflow: hidden;
  border-radius: 16px;
  background: #fff;
}
.spec div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
}
.spec div:last-child {
  border-bottom: 0;
}
.spec dt {
  color: var(--muted);
}
.spec dd {
  margin: 0;
  font-weight: 600;
}
.book {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-self: start;
  padding: 20px;
  border-radius: 22px;
  background: var(--night);
  color: #fff;
}
.book-label {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.book-fee {
  margin: -6px 0 6px;
}
.book-fee b {
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
}
.book-fee small {
  color: rgba(255, 255, 255, 0.7);
}
.book .btn {
  background: var(--lime);
  color: var(--night);
}
.book .slot {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.slots-sm .slot {
  min-height: 38px;
  font-size: 14px;
}
.book-note {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}
.related {
  margin-top: 40px;
}

/* Order, account */
.order,
.acc {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}
.panel {
  padding: 20px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid var(--line);
}
.summary {
  order: -1;
  padding: 20px;
  border-radius: 22px;
  background: var(--night);
  color: #fff;
}
.sum-item {
  margin: 4px 0 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.25;
}
.sum-item:empty::before {
  content: 'Chọn khoá ở ô “Khoá học”.';
  font-family: 'Be Vietnam Pro', sans-serif;
  font-size: 15px;
  font-weight: 400;
}
.sum-dep {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 15px;
}
.sum-dep .k-icon {
  flex: none;
  margin-top: 3px;
  color: var(--lime);
}
.sum-acc {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}
.acc-side {
  padding: 20px;
  border-radius: 22px;
  background: #fff;
  border: 1px solid var(--line);
}
.acc-side .h3 {
  margin-top: 0;
}
.ticks {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}
.ticks li {
  display: flex;
  gap: 10px;
}
.ticks .k-icon {
  margin-top: 3px;
  color: var(--night);
}

/* Article */
.read {
  max-width: 740px;
  margin: 0 auto;
}
.read > * {
  max-width: none;
}
.read-lead {
  margin: 12px 0 20px;
  font-size: 18px;
  font-weight: 600;
}
.read-img {
  width: 100%;
  height: 240px;
  margin-bottom: 20px;
  object-fit: cover;
  border-radius: 22px;
}
.read-body p {
  margin: 0 0 16px;
  font-size: 17px;
}
.read-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
  padding: 18px 20px;
  border-radius: 18px;
  background: var(--night);
  color: #fff;
}
.read-cta p {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
}
.read-cta .btn {
  background: var(--lime);
  color: var(--night);
}
.posts-all {
  margin-top: 22px;
}

/* Footer */
.ftr {
  background: var(--night);
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
}
.ftr-in {
  display: grid;
  gap: 22px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 36px 16px;
}
.ftr p {
  margin: 0 0 6px;
}
.brand-ftr {
  margin-bottom: 12px !important;
  color: #fff;
}
.ftr-h {
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
.ftr .link-big {
  color: #fff;
}

@media (min-width: 720px) {
  .slots {
    grid-template-columns: repeat(6, 1fr);
  }
  .rows {
    grid-template-columns: 1fr 1fr;
  }
  .cats {
    grid-template-columns: repeat(3, 1fr);
  }
  .teachers {
    gap: 24px;
  }
  .nums {
    grid-template-columns: repeat(4, 1fr);
  }
  .revs {
    grid-template-columns: repeat(3, 1fr);
  }
  .posts {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 24px;
  }
  .post {
    grid-template-columns: 1fr;
  }
  .post img {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    height: 150px;
    order: -1;
    margin-bottom: 6px;
  }
  .ftr-in {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .hdr {
    padding: 12px max(16px, calc((100% - 1128px) / 2));
  }
  .hdr-menu {
    display: none;
  }
  .menu {
    display: flex;
    flex-basis: auto;
    flex-direction: row;
    align-items: center;
    order: -1;
    gap: 24px;
    margin-right: 8px;
    padding: 0;
  }
  .brand {
    order: -2;
  }
  .menu a {
    padding: 0;
    border: 0;
  }
  .menu .menu-cta {
    padding: 10px 16px;
    border-radius: 10px;
    background: var(--lime);
    color: var(--night);
  }
  .hero {
    grid-template-columns: 1fr 440px;
    align-items: center;
    gap: 56px;
    padding: 64px max(16px, calc((100% - 1128px) / 2)) 72px;
  }
  .hero > * {
    max-width: none;
    margin: 0;
  }
  .hero-title {
    font-size: 54px;
  }
  .slots {
    grid-template-columns: repeat(3, 1fr);
  }
  .sec {
    padding: 72px 16px;
  }
  .h1 {
    font-size: 44px;
  }
  .h2 {
    font-size: 36px;
  }
  .ladder {
    grid-template-columns: repeat(4, 1fr);
    align-items: end;
    height: 380px;
    gap: 16px;
  }
  .ladder li {
    width: auto;
    height: var(--h);
    justify-content: flex-end;
    border-radius: 14px 14px 0 0;
  }
  .ladder-band {
    margin-bottom: auto;
  }
  .ladder b {
    font-size: 19px;
  }
  .ladder small {
    font-size: 14px;
  }
  .rows {
    grid-template-columns: 1fr;
  }
  .row {
    grid-template-columns: 96px 1fr 320px;
  }
  .row-img img {
    width: 96px;
    height: 96px;
  }
  .row-side {
    grid-column: auto;
    justify-content: flex-end;
    gap: 18px;
  }
  .cats {
    grid-template-columns: repeat(6, 1fr);
  }
  .how {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: center;
  }
  .how-steps {
    grid-template-columns: 1fr 1fr;
  }
  .teachers {
    grid-template-columns: repeat(3, 1fr);
    max-width: 840px;
    margin-left: 0;
  }
  .faqs {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .contact {
    grid-template-columns: 1fr 1.3fr;
  }
  .finder {
    grid-template-columns: 1fr 240px 240px;
  }
  .search {
    grid-column: auto;
  }
  .detail {
    grid-template-columns: 1fr 380px;
    gap: 48px;
  }
  .detail-img {
    height: 400px;
  }
  .book {
    position: sticky;
    top: 90px;
  }
  .order,
  .acc {
    grid-template-columns: 1fr 380px;
    align-items: start;
  }
  .summary {
    order: 0;
    position: sticky;
    top: 90px;
  }
  .read-img {
    height: 400px;
  }
}