/* Đỉnh Lực (gym-yoga 4.8): an athletic gym. Deep navy and electric cyan on cool grey; diagonal cuts on the hero
   photo and bands, a four-step arrow strip for booking, gym cards as a pricing table, wide uppercase headings.
   Fonts: Josefin Sans (headings) + Montserrat (text). */
:root {
  --navy: #0c1630;
  --navy-2: #17244b;
  --cyan: #22d3ee;
  --cyan-2: #0fb5cf;
  --mist: #eef2f7;
  --ink: #0c1630;
  --mute: #5b6680;
  --line: rgba(12, 22, 48, 0.12);
  --k-font: 'Montserrat', system-ui, sans-serif;
  --k-font-display: 'Josefin Sans', system-ui, sans-serif;
  --k-accent: #0c1630;
  --k-accent-ink: #22d3ee;
  --k-ink: #0c1630;
  --k-paper: #ffffff;
  --k-muted: #5b6680;
  --k-line: rgba(12, 22, 48, 0.16);
  --k-radius: 8px;
}

body {
  background: var(--mist);
  color: var(--ink);
  font: 400 16px/1.6 'Montserrat', system-ui, sans-serif;
}
a {
  color: inherit;
}
h1,
h2,
h3 {
  margin: 0;
  font-family: 'Josefin Sans', system-ui, sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
p {
  margin: 0 0 12px;
}
.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}
.wrap {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
}
.kick {
  margin: 0 0 10px;
  font: 700 13px/1.4 'Montserrat', sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}
.xl {
  margin-bottom: 16px;
  font-size: clamp(42px, 12vw, 88px);
  line-height: 0.98;
}
.xl-sm {
  font-size: clamp(34px, 9vw, 60px);
}
.cy {
  color: var(--cyan);
}
.h1 {
  margin-bottom: 16px;
  font-size: clamp(30px, 7.5vw, 48px);
  line-height: 1.08;
}
.h2 {
  margin-bottom: 20px;
  font-size: clamp(28px, 7vw, 44px);
  line-height: 1.02;
}
.h3 {
  margin-bottom: 6px;
  font-size: 22px;
  line-height: 1.15;
}
.lead {
  font-size: 18px;
  color: #b9c3dc;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 52px;
  padding: 0 24px;
  border: 2px solid var(--cyan);
  border-radius: 8px;
  background: var(--cyan);
  color: var(--navy);
  font: 800 15px/1 'Montserrat', sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
}
.btn-line {
  background: transparent;
  color: #fff;
}
.btn-line-dark {
  border-color: var(--navy);
  color: var(--navy);
}
.btn-dark {
  border-color: var(--navy);
  background: var(--navy);
  color: var(--cyan);
}
.btn-sm {
  min-height: 42px;
  padding: 0 14px;
  font-size: 13px;
}
.btn-block {
  width: 100%;
}
.link {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-weight: 700;
  text-decoration: none;
}
.more-dark {
  color: var(--navy-2);
}
.back {
  margin-bottom: 14px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* header */
.hdr {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--navy);
  color: #fff;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  font: 700 22px/1 'Josefin Sans', sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  text-decoration: none;
}
.peak {
  width: 34px;
  height: 24px;
  fill: var(--cyan);
}
.hdr-icon,
.hdr-menu {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: #fff;
  cursor: pointer;
}
.hdr-cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 8px;
  background: var(--cyan);
  color: var(--navy);
  font-weight: 800;
  font-size: 14px;
  text-transform: uppercase;
  white-space: nowrap;
  text-decoration: none;
}
@media (max-width: 400px) {
  .hdr-icon {
    display: none;
  }
}
.menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  padding: 6px 16px 16px;
  background: var(--navy);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.menu[data-open] {
  display: flex;
}
.menu a {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font: 700 20px/1.2 'Josefin Sans', sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}
.menu a[aria-current] {
  color: var(--cyan);
}

/* hero: photo with a diagonal cut */
.hero {
  background: var(--navy);
  color: #fff;
  padding-bottom: 40px;
}
.hero-img {
  height: 260px;
  background-size: cover;
  background-position: center;
  clip-path: polygon(0 0, 100% 0, 100% 82%, 0 100%);
}
.hero-copy {
  padding-top: 16px;
}

/* arrow steps */
.arrows-sec {
  padding-top: 28px;
}
.arrows {
  display: grid;
  gap: 6px;
}
.arrows li {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 60px;
  padding: 0 28px 0 16px;
  background: #fff;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 50%, calc(100% - 18px) 100%, 0 100%);
  font-weight: 600;
}
.arrows li:nth-child(even) {
  background: #dde5f0;
}
.arrows b {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--cyan);
  font: 700 18px/1 'Josefin Sans', sans-serif;
}
.arrows-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 15px;
  color: var(--mute);
}
.arrows-note .k-icon {
  flex: none;
  color: var(--cyan-2);
}

/* sections */
.sec {
  padding: 56px 0 0;
}
.sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
}

/* gym cards as a pricing table */
.tiers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.tier {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 18px 14px 14px;
  border-top: 5px solid var(--navy);
  border-radius: 0 0 8px 8px;
  background: #fff;
}
.tier:nth-of-type(3) {
  border-top-color: var(--cyan);
  background: var(--navy);
  color: #fff;
}
.tier:nth-of-type(3) .tier-short {
  color: #b9c3dc;
}
.tier-unit {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-2);
}
.tier-name {
  font-size: 19px;
  line-height: 1.15;
}
.tier-name a {
  text-decoration: none;
}
.tier-price {
  margin: 10px 0 8px;
  font: 700 26px/1 'Josefin Sans', sans-serif;
}
.tier-short {
  flex: 1;
  font-size: 15px;
  color: var(--mute);
}

/* slanted navy band */
.slant {
  margin-top: 64px;
  padding: 72px 0 64px;
  background: var(--navy);
  color: #fff;
  clip-path: polygon(0 40px, 100% 0, 100% calc(100% - 40px), 0 100%);
}

/* cards */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  overflow: hidden;
}
.card-img img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}
.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: 8px 12px 14px;
}
.card-cat {
  margin: 0 0 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-2);
}
.card-name {
  font-size: 17px;
  line-height: 1.2;
}
.card-name a {
  text-decoration: none;
}
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 6px;
  align-items: baseline;
  margin: 6px 0 10px;
  font-size: 15px;
  color: var(--mute);
}
.card-meta b {
  font: 700 19px/1 'Josefin Sans', sans-serif;
  color: var(--ink);
}
.card .btn {
  margin-top: auto;
}

/* ways (categories) */
.ways {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.way {
  display: grid;
  gap: 4px;
  text-decoration: none;
}
.way img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%);
  margin-bottom: 4px;
}
.way-name {
  font: 700 19px/1.15 'Josefin Sans', sans-serif;
  text-transform: uppercase;
}
.way-count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--cyan);
  font-size: 15px;
  font-weight: 600;
}

/* coaches */
.coaches {
  display: grid;
  gap: 14px;
}
.coach {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  margin: 0;
  padding: 12px;
  border-radius: 8px;
  background: #fff;
}
.coach img {
  width: 110px;
  height: 130px;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%);
}
.coach figcaption {
  display: grid;
  align-content: start;
  gap: 2px;
}
.coach b {
  font: 700 19px/1.2 'Josefin Sans', sans-serif;
  text-transform: uppercase;
}
.coach-role {
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.coach-bio {
  margin-top: 4px;
  font-size: 15px;
  color: var(--mute);
}

/* account band */
.acct-band {
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: 8px;
  background: var(--cyan);
  color: var(--navy);
}
.acct-band p {
  margin: 0;
}
.acct-ic {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--cyan);
}

/* reviews */
.revs {
  display: grid;
  gap: 12px;
}
.rev {
  margin: 0;
  padding: 20px;
  border-left: 5px solid var(--cyan);
  border-radius: 0 8px 8px 0;
  background: #fff;
}
.rev-stars {
  margin-bottom: 6px;
  color: var(--cyan-2);
  letter-spacing: 2px;
}
.rev blockquote {
  margin: 0 0 12px;
}
.rev figcaption {
  font-size: 14px;
  color: var(--mute);
}
.rev figcaption b {
  color: var(--ink);
}

/* posts */
.posts {
  display: grid;
  gap: 18px;
}
.post {
  display: grid;
  gap: 6px;
  text-decoration: none;
}
.post img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 4px;
}
.post-date {
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan-2);
}
.post-title {
  font: 700 20px/1.2 'Josefin Sans', sans-serif;
  text-transform: uppercase;
}
.post-ex {
  color: var(--mute);
}

/* faq */
.faqs {
  display: grid;
  gap: 8px;
}
.faq {
  border-radius: 8px;
  background: #fff;
}
.faq summary {
  position: relative;
  padding: 16px 48px 16px 18px;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '';
  position: absolute;
  right: 18px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-right: 2.5px solid var(--cyan-2);
  border-bottom: 2.5px solid var(--cyan-2);
  transform: rotate(45deg);
}
.faq[open] summary::after {
  transform: rotate(-135deg);
  top: 26px;
}
.faq p {
  margin: 0;
  padding: 0 18px 16px;
  color: var(--mute);
}

/* visit */
.visit {
  display: grid;
  gap: 20px;
  padding-bottom: 64px;
}
.addr {
  display: flex;
  gap: 8px;
  font-weight: 600;
}
.addr .k-icon {
  flex: none;
  margin-top: 3px;
  color: var(--cyan-2);
}
.hours li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.map {
  min-height: 300px;
  border-radius: 8px;
  overflow: hidden;
}

/* footer */
.ftr {
  padding: 44px 0 24px;
  background: var(--navy);
  color: #b9c3dc;
}
.ftr-grid {
  display: grid;
  gap: 22px;
}
.brand-ftr {
  color: #fff;
  margin-bottom: 12px;
}
.ftr-h {
  font: 700 13px/1.3 'Montserrat', sans-serif;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* inner pages */
.page {
  padding-bottom: 64px;
}
.page-top {
  padding: 28px 0 32px;
  background: var(--navy);
  color: #fff;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), 0 100%);
}
.page-top .lead {
  margin: 0;
}
.tools {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.search {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border-radius: 8px;
  background: #fff;
  color: var(--mute);
}
.search input {
  flex: 1;
  min-width: 0;
  min-height: 50px;
  border: 0;
  background: transparent;
  font: inherit;
  color: var(--ink);
  outline: none;
}
.select {
  min-width: 0;
  min-height: 48px;
  padding: 0 10px;
  border: 0;
  border-radius: 8px;
  background: var(--navy-2);
  color: #fff;
  font: inherit;
  font-size: 15px;
}
.segs {
  display: flex;
  margin: 22px -16px 20px;
  padding: 0 16px;
  overflow-x: auto;
}
.segs-list {
  display: contents;
}
.seg {
  flex: none;
  min-height: 46px;
  padding: 0 16px;
  border: 2px solid var(--navy);
  margin-left: -2px;
  background: #fff;
  font: 700 14px/1 'Montserrat', sans-serif;
  text-transform: uppercase;
  color: var(--navy);
  cursor: pointer;
}
.seg:first-child {
  margin-left: 0;
  border-radius: 8px 0 0 8px;
}
.seg[aria-pressed='true'] {
  background: var(--navy);
  color: var(--cyan);
}
.empty {
  grid-column: 1 / -1;
  padding: 32px 0;
  color: var(--mute);
}

/* detail */
.pd-top {
  padding: 24px 0 40px;
  background: var(--navy);
  color: #fff;
}
.pd {
  display: grid;
  gap: 22px;
}
.pd-fig img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}
.pd-price {
  font: 700 34px/1 'Josefin Sans', sans-serif;
  color: var(--cyan);
}
.pd-price small {
  font: 400 15px/1 'Montserrat', sans-serif;
  color: #b9c3dc;
}
.pd-opts {
  margin-bottom: 16px;
  --k-ink: #ffffff;
  --k-line: rgba(255, 255, 255, 0.3);
  --k-accent: #22d3ee;
  --k-accent-ink: #0c1630;
  --k-muted: #b9c3dc;
}
.pd-dep {
  display: flex;
  gap: 10px;
  margin: 14px 0 0;
  font-size: 15px;
  color: #b9c3dc;
}
.pd-dep .k-icon {
  flex: none;
  color: var(--cyan);
}
.pd-info {
  padding-top: 28px;
  max-width: 820px;
}
.pd-attrs {
  margin: 0 0 18px;
}
.pd-attrs div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.pd-attrs dt {
  color: var(--mute);
}
.pd-attrs dd {
  margin: 0;
  font-weight: 700;
  text-align: right;
}

/* booking + account */
.bk {
  display: grid;
  gap: 18px;
  padding-top: 20px;
}
.bk-form {
  padding: 20px;
  border-radius: 8px;
  background: #fff;
}
.bk-side {
  padding: 22px;
  border-radius: 8px;
  background: var(--navy);
  color: #b9c3dc;
}
.bk-item {
  font: 700 24px/1.15 'Josefin Sans', sans-serif;
  text-transform: uppercase;
  color: #fff;
}
.bk-item:empty::before {
  content: 'Chọn gói trong form';
  color: #7f8aa6;
}
.bk-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-block: 1px solid rgba(255, 255, 255, 0.12);
}
.bk-row b {
  color: var(--cyan);
  font: 700 20px/1 'Josefin Sans', sans-serif;
}
.bk-dep {
  font-size: 15px;
}
.bk-list {
  display: grid;
  gap: 10px;
  font-size: 15px;
}
.bk-list li {
  display: flex;
  gap: 10px;
}
.bk-list .k-icon {
  flex: none;
  color: var(--cyan);
}

/* article */
.art {
  max-width: 780px;
  padding-top: 28px;
}
.art-img {
  width: 100%;
  margin: 8px 0 24px;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 8px;
}
.art-body p {
  font-size: 18px;
  line-height: 1.75;
  margin-bottom: 18px;
}
.art-more {
  margin-top: 32px;
  padding: 20px;
  border-radius: 8px;
  background: #fff;
}
.art-more a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
  text-decoration: none;
}
.art-more .k-icon {
  flex: none;
}

@media (max-width: 719px) {
  .rev:nth-of-type(n + 3) {
    display: none;
  }
  .posts:not(.posts-all) .post {
    grid-template-columns: 100px 1fr;
    column-gap: 14px;
    align-items: center;
  }
  .posts:not(.posts-all) .post img {
    grid-row: span 2;
    aspect-ratio: 1;
    margin: 0;
  }
  .posts:not(.posts-all) .post-title {
    font-size: 17px;
  }
}

@media (min-width: 720px) {
  .arrows {
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
  }
  .arrows li {
    min-height: 76px;
    padding-left: 22px;
  }
  .tiers {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }
  .cards {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .cards-all {
    grid-template-columns: repeat(3, 1fr);
  }
  .coaches {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  .coach {
    grid-template-columns: 1fr;
  }
  .coach img {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 5;
  }
  .acct-band {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 22px;
  }
  .revs {
    grid-template-columns: 1fr 1fr;
  }
  .posts {
    grid-template-columns: repeat(3, 1fr);
  }
  .tools {
    grid-template-columns: 1fr 220px 220px;
  }
  .search {
    grid-column: auto;
  }
  .ftr-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .hdr {
    gap: 26px;
    padding: 12px 32px;
  }
  .hdr-menu {
    display: none;
  }
  .menu {
    display: flex;
    position: static;
    flex-direction: row;
    gap: 26px;
    padding: 0;
    border: 0;
    background: none;
  }
  .menu a {
    padding: 0;
    border: 0;
    font-size: 16px;
  }
  .hero {
    position: relative;
    min-height: 600px;
    padding: 0;
  }
  .hero-img {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 52%;
    height: auto;
    clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  }
  .hero-copy {
    position: relative;
    padding: 96px 0 80px;
  }
  .hero-copy > * {
    max-width: 560px;
  }
  .hero .xl {
    font-size: 68px;
  }
  .ways {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .visit {
    grid-template-columns: 1fr 1.4fr;
    gap: 40px;
  }
  .pd {
    grid-template-columns: 1.1fr 1fr;
    gap: 56px;
    align-items: center;
  }
  .bk {
    grid-template-columns: 1.4fr 1fr;
    gap: 28px;
    align-items: start;
  }
  .cards-all {
    grid-template-columns: repeat(4, 1fr);
  }
}