/* Nha khoa Tinh Khôi (nha-khoa 4.8): booking comes first. Lavender and deep violet, a booking card with the day's time
   slots in the hero, compact service rows with a calendar button, a deposit explainer, the patient account.
   Fonts: Space Grotesk (titles, numbers, slots) + Nunito (text). */
:root {
  --violet: #4b2e83;
  --violet-2: #3a2267;
  --lilac: #ece6f8;
  --lilac-2: #d9cdf2;
  --soft: #f7f5fc;
  --mint: #3fb68b;
  --ink: #221b33;
  --muted: #6a6380;
  --line: #e2dcef;
  --k-font: 'Nunito', system-ui, sans-serif;
  --k-font-display: 'Space Grotesk', system-ui, sans-serif;
  --k-accent: #4b2e83;
  --k-accent-ink: #ffffff;
  --k-ink: #221b33;
  --k-paper: #ffffff;
  --k-muted: #6a6380;
  --k-line: #e2dcef;
  --k-radius: 16px;
}

body {
  background: #fff;
  color: var(--ink);
  font:
    500 16px/1.6 'Nunito',
    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: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}
.lead {
  color: var(--muted);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 14px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--lilac);
  color: var(--violet);
  font-size: 14px;
  font-weight: 800;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 16px;
  background: var(--violet);
  color: #fff;
  font:
    700 16px/1.2 'Space Grotesk',
    sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover {
  background: var(--violet-2);
}
.btn-ghost {
  background: var(--lilac);
  color: var(--violet);
}
.btn-ghost:hover {
  background: var(--lilac-2);
}
.btn-block {
  width: 100%;
}
.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: 22px;
  font-weight: 700;
  text-decoration: none;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--violet);
  font-weight: 800;
  text-decoration: none;
}
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  color: var(--violet);
  font-weight: 800;
  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: #fff;
  border-bottom: 1px solid var(--line);
}
.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;
  color: var(--violet-2);
  text-decoration: none;
}
.brand-dot {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--violet), #8a6fd1);
  color: #fff;
}
.hdr-acc,
.hdr-menu {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 14px;
  background: var(--lilac);
  color: var(--violet);
  cursor: pointer;
}
.menu {
  display: none;
  flex-basis: 100%;
  flex-direction: column;
  padding: 6px 0;
}
.menu[data-open] {
  display: flex;
}
.menu a {
  padding: 12px 6px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
}
.menu a:hover {
  background: var(--soft);
}
.menu .menu-cta {
  background: var(--violet);
  color: #fff;
  text-align: center;
}

/* Sections */
.sec {
  padding: 44px 16px;
}
.sec > * {
  max-width: 1128px;
  margin-left: auto;
  margin-right: auto;
}
.page {
  max-width: 1160px;
  margin: 0 auto;
}
.sec-lilac {
  background: var(--lilac);
}
.sec-soft {
  background: var(--soft);
}
.h1 {
  font-size: 30px;
}
.h2 {
  margin-bottom: 20px;
  font-size: 26px;
}
.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 with booking card */
.hero {
  display: grid;
  gap: 24px;
  padding: 28px 16px 40px;
  background:
    radial-gradient(circle at 90% 0%, rgba(138, 111, 209, 0.28), transparent 45%),
    linear-gradient(180deg, var(--soft), #fff);
}
.hero > * {
  width: 100%;
  max-width: 1128px;
  margin: 0 auto;
}
.hero-title {
  font-size: 36px;
  color: var(--violet-2);
}
.hero-lead {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 17px;
}
.booker {
  padding: 18px;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(75, 46, 131, 0.16);
}
.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(4, 1fr);
  gap: 8px;
}
.slot {
  display: grid;
  place-items: center;
  min-height: 44px;
  border-radius: 12px;
  background: var(--soft);
  border: 1px solid var(--line);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
a.slot:hover {
  border-color: var(--violet);
  background: var(--lilac);
  color: var(--violet);
}
.booker-note {
  display: flex;
  gap: 8px;
  margin: 14px 0;
  color: var(--muted);
  font-size: 14px;
}
.booker-note .k-icon {
  margin-top: 3px;
  color: var(--mint);
}

/* Services */
.svcs {
  display: grid;
  gap: 10px;
}
.svc {
  display: grid;
  grid-template-columns: 64px 1fr 48px;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
}
.svc:hover {
  border-color: var(--lilac-2);
  box-shadow: 0 8px 22px rgba(75, 46, 131, 0.08);
}
.svc-img img {
  display: block;
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 14px;
}
.svc-main {
  min-width: 0;
}
.svc-name {
  font-size: 16px;
  line-height: 1.3;
}
.svc-name a {
  text-decoration: none;
}
.svc-meta {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.svc-price {
  margin: 2px 0 0;
  font-size: 15px;
}
.svc-price b {
  color: var(--violet);
}
.svc-price small {
  color: var(--muted);
}
.svc-book {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 14px;
  background: var(--violet);
  color: #fff;
  cursor: pointer;
}
.svc-book .k-icon {
  width: 22px;
  height: 22px;
}
.cats,
.cats-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cats {
  margin-top: 20px;
}
.cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font:
    700 15px/1 'Nunito',
    sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.cat small {
  display: grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--lilac);
  color: var(--violet);
  font-size: 12px;
}
.cat[aria-pressed='true'] {
  border-color: var(--violet);
  background: var(--violet);
  color: #fff;
}

/* How the deposit works */
.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 60px;
  border-radius: 18px;
  background: #fff;
  counter-increment: hs;
}
.how-steps li::before {
  content: counter(hs);
  position: absolute;
  top: 14px;
  left: 16px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: var(--violet);
  color: #fff;
  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;
}

/* Doctors */
.docs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.doc {
  margin: 0;
  text-align: center;
}
.doc img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 24px;
}
.doc figcaption {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
  line-height: 1.35;
}
.doc b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
}
.doc span {
  color: var(--muted);
  font-size: 13px;
}

/* Room and numbers */
.room {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.room img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  border-radius: 18px;
}
.nums {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
  margin-bottom: 0;
}
.nums div {
  padding: 14px;
  border-radius: 18px;
  background: #fff;
}
.nums dd {
  margin: 0;
  color: var(--violet);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 700;
}
.nums dt {
  color: var(--muted);
  font-size: 14px;
}

/* Reviews */
.revs {
  display: grid;
  gap: 12px;
}
.rev {
  margin: 0;
  padding: 18px;
  border-radius: 20px;
  background: var(--soft);
}
.rev-stars {
  margin: 0;
  color: #f0a020;
  letter-spacing: 2px;
}
.rev blockquote {
  margin: 6px 0 12px;
}
.rev figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
}
.rev-av {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: var(--violet);
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}

/* Posts */
.posts {
  display: grid;
  gap: 18px;
}
.post {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}
.post img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 20px;
}
.post-date {
  display: block;
  margin-top: 10px;
  color: var(--violet);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
}
.post-title {
  margin-top: 2px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
}
.post-excerpt {
  margin-top: 6px;
  color: var(--muted);
  font-size: 15px;
}

/* FAQ */
.faqs {
  display: grid;
  gap: 8px;
}
.faq {
  border-radius: 16px;
  background: var(--soft);
}
.faq summary {
  position: relative;
  padding: 14px 46px 14px 16px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '+';
  position: absolute;
  top: 9px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: var(--lilac);
  color: var(--violet);
  font-size: 18px;
}
.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: 24px;
  background: var(--lilac);
}
.hours li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--lilac-2);
}
.map {
  min-height: 280px;
  overflow: hidden;
  border-radius: 24px;
  background: var(--soft);
}

/* List */
.finder {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 16px 0 12px;
}
.search {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border-radius: 16px;
  background: var(--soft);
  border: 2px solid var(--lilac-2);
  color: var(--violet);
}
.search input {
  flex: 1;
  min-width: 0;
  min-height: 50px;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  outline: none;
}
.select {
  min-height: 50px;
  padding: 0 12px;
  border: 2px solid var(--lilac-2);
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.cats-filter {
  margin: 0 0 20px;
}
.empty {
  padding: 22px;
  border-radius: 18px;
  background: var(--soft);
  text-align: center;
}

/* Detail */
.detail {
  display: grid;
  gap: 22px;
}
.detail-img {
  width: 100%;
  height: 230px;
  margin-bottom: 16px;
  object-fit: cover;
  border-radius: 24px;
}
.detail-short {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 17px;
}
.spec {
  margin: 16px 0 0;
  overflow: hidden;
  border-radius: 18px;
  background: var(--soft);
}
.spec div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.spec div:last-child {
  border-bottom: 0;
}
.spec dt {
  color: var(--muted);
}
.spec dd {
  margin: 0;
  font-weight: 700;
}
.book-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-self: start;
  padding: 20px;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(75, 46, 131, 0.14);
  border: 1px solid var(--line);
}
.book-label {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.book-price {
  margin: -6px 0 6px;
}
.book-price b {
  color: var(--violet);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
}
.book-price small {
  color: var(--muted);
}
.slots-sm .slot {
  min-height: 38px;
  font-size: 14px;
}
.book-note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.related {
  margin-top: 40px;
}

/* Order */
.order,
.acc {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}
.panel {
  padding: 20px;
  border-radius: 24px;
  background: #fff;
  border: 1px solid var(--line);
}
.summary {
  order: -1;
  padding: 20px;
  border-radius: 24px;
  background: var(--lilac);
}
.sum-item {
  margin: 2px 0 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}
.sum-item:empty::before {
  content: 'Chọn dịch vụ ở ô “Dịch vụ”.';
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 600;
}
.sum-total {
  margin: 2px 0 0;
  color: var(--violet);
  font-weight: 800;
}
.summary:has(.sum-item:empty) .sum-total {
  display: none;
}
.sum-dep {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #fff;
  font-size: 15px;
}
.sum-dep p {
  display: flex;
  gap: 8px;
  margin: 0;
}
.sum-dep .k-icon {
  margin-top: 3px;
  color: var(--mint);
}
.sum-acc {
  margin: 12px 0 0;
  font-size: 14px;
}
.acc-side {
  padding: 20px;
  border-radius: 24px;
  background: var(--soft);
}
.ticks {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}
.ticks li {
  display: flex;
  gap: 10px;
}
.ticks .k-icon {
  margin-top: 3px;
  color: var(--violet);
}

/* Article */
.read {
  max-width: 740px;
  margin: 0 auto;
}
.read > * {
  max-width: none;
}
.read-lead {
  margin: 12px 0 20px;
  font-size: 18px;
  font-weight: 700;
}
.read-img {
  width: 100%;
  height: 240px;
  margin-bottom: 20px;
  object-fit: cover;
  border-radius: 24px;
}
.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: 20px;
  background: var(--lilac);
}
.read-cta p {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
}
.posts-all {
  margin-top: 22px;
}

/* Footer */
.ftr {
  background: var(--violet-2);
  color: rgba(255, 255, 255, 0.82);
  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 {
  color: #fff;
}
.ftr-h {
  color: var(--lilac-2);
  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);
  }
  .svcs {
    grid-template-columns: 1fr 1fr;
  }
  .room {
    grid-template-columns: repeat(4, 1fr);
  }
  .room img {
    height: 180px;
  }
  .nums {
    grid-template-columns: repeat(4, 1fr);
  }
  .revs,
  .posts {
    grid-template-columns: repeat(3, 1fr);
  }
  .doc b {
    font-size: 17px;
  }
  .doc span {
    font-size: 14px;
  }
  .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: 4px;
    padding: 0;
  }
  .brand {
    order: -2;
  }
  .menu a {
    padding: 10px 14px;
  }
  .menu .menu-cta {
    margin-left: 6px;
  }
  .hero {
    grid-template-columns: 1fr 460px;
    align-items: center;
    gap: 56px;
    padding: 64px max(16px, calc((100% - 1128px) / 2)) 72px;
  }
  .hero > * {
    max-width: none;
    margin: 0;
  }
  .hero-title {
    font-size: 52px;
  }
  .slots {
    grid-template-columns: repeat(4, 1fr);
  }
  .sec {
    padding: 72px 16px;
  }
  .h1 {
    font-size: 40px;
  }
  .h2 {
    font-size: 34px;
  }
  .svcs-all {
    grid-template-columns: repeat(3, 1fr);
  }
  .how {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: center;
  }
  .how-steps {
    grid-template-columns: 1fr 1fr;
  }
  .docs {
    gap: 28px;
  }
  .faqs {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .contact {
    grid-template-columns: 1fr 1.3fr;
  }
  .finder {
    grid-template-columns: 1fr 280px;
  }
  .detail {
    grid-template-columns: 1fr 380px;
    gap: 48px;
  }
  .detail-img {
    height: 420px;
  }
  .book-card {
    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;
  }
}