:root {
  --bg: #f5f6f3;
  --panel: #ffffff;
  --ink: #101820;
  --text: #1c2832;
  --muted: #64717b;
  --line: rgba(16, 24, 32, 0.12);
  --line-strong: rgba(16, 24, 32, 0.2);
  --blue: #235f7a;
  --blue-dark: #0e2c3f;
  --green: #526b5b;
  --gold: #b98d50;
  --orange: #db6f45;
  --white: #ffffff;
  --shadow: 0 22px 64px rgba(16, 24, 32, 0.14);
  --container: min(1180px, calc(100vw - 44px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family:
    Inter,
    "PingFang SC",
    "Microsoft YaHei",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg);
  line-height: 1.56;
}

img {
  display: block;
  width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

svg {
  width: 18px;
  height: 18px;
}

.topbar {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  height: 68px;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 0 clamp(18px, 4vw, 52px);
  color: var(--white);
  transition:
    background 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease;
}

.topbar.is-scrolled,
.topbar.is-open {
  color: var(--ink);
  background: rgba(245, 246, 243, 0.95);
  box-shadow: 0 10px 30px rgba(16, 24, 32, 0.1);
  backdrop-filter: blur(14px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.logo span {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  place-items: center;
  border: 1px solid currentColor;
  font-weight: 900;
}

.logo strong {
  white-space: nowrap;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 28px;
  font-size: 14px;
}

.nav a {
  position: relative;
  white-space: nowrap;
}

.nav a::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transition: transform 160ms ease;
}

.nav a:hover::after {
  transform: scaleX(1);
}

.topbar-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 15px;
  border: 1px solid currentColor;
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid currentColor;
  color: currentColor;
  background: transparent;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(13, 23, 32, 0.92), rgba(13, 23, 32, 0.74) 44%, rgba(13, 23, 32, 0.26)),
    url("images/fda6aed01ee32d55adfbb2c3c49347d3.png") center / cover;
}

.hero::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(0deg, rgba(13, 23, 32, 0.78), rgba(13, 23, 32, 0) 50%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 118px);
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  width: var(--container);
  min-height: 650px;
  margin: 0 auto;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.8fr);
  gap: clamp(34px, 7vw, 92px);
  align-items: center;
  padding-bottom: 120px;
}

.tag,
.section-title p,
.studio-copy > p,
.guide-panel p,
.booking-copy p {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  font-size: clamp(54px, 9vw, 112px);
  font-weight: 950;
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4.5vw, 54px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 24px;
  line-height: 1.22;
  letter-spacing: 0;
}

.lead {
  max-width: 650px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions,
.btn {
  display: flex;
  align-items: center;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  justify-content: center;
  min-height: 46px;
  gap: 9px;
  padding: 12px 18px;
  font-weight: 850;
}

.btn.dark {
  color: var(--ink);
  background: var(--white);
}

.btn.light {
  border: 1px solid rgba(255, 255, 255, 0.38);
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.hero-visual {
  display: grid;
  min-height: 470px;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-items: end;
}

.building-panel {
  display: grid;
  align-content: end;
  min-height: 430px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(0deg, rgba(13, 23, 32, 0.78), rgba(13, 23, 32, 0.1)),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.18) 0 1px, transparent 1px 38px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.16) 0 1px, transparent 1px 44px);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.28);
}

.building-panel:first-child {
  min-height: 500px;
}

.building-panel span {
  margin-bottom: 8px;
  color: var(--cyan, #9ed8e6);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.building-panel strong {
  font-size: 31px;
  line-height: 1;
}

.hero-form {
  position: relative;
  z-index: 2;
  display: grid;
  width: var(--container);
  margin: -72px auto 0;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow);
}

.hero-form label,
.booking-card label {
  display: grid;
  gap: 8px;
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-form label {
  min-height: 84px;
  padding: 18px;
  background: var(--panel);
}

.hero-form input,
.hero-form select,
.booking-card input,
.booking-card select,
.booking-card textarea {
  width: 100%;
  min-width: 0;
  border: 0;
  color: var(--text);
  background: transparent;
  outline: none;
}

.hero-form input,
.hero-form select {
  font-size: 16px;
  text-transform: none;
}

.hero-form button,
.booking-card button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 0;
  color: var(--white);
  background: var(--blue-dark);
  font-weight: 900;
  white-space: nowrap;
}

.hero-form button {
  min-width: 170px;
  padding: 0 22px;
}

.form-status {
  grid-column: 1 / -1;
  min-height: 36px;
  margin: 0;
  padding: 9px 18px;
  color: var(--blue);
  background: var(--panel);
  font-size: 13px;
  font-weight: 800;
}

.facts {
  display: grid;
  width: var(--container);
  margin: 52px auto 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.fact {
  min-height: 190px;
  padding: 28px;
  background: var(--panel);
}

.fact span {
  display: block;
  margin-bottom: 24px;
  color: var(--blue);
  font-size: 38px;
  font-weight: 950;
  line-height: 1;
}

.fact strong {
  display: block;
  margin-bottom: 10px;
  font-size: 20px;
}

.fact p,
.store-body p,
.studio-copy .body,
.detail-grid p,
.booking-copy span,
.faq-list p {
  color: var(--muted);
}

.section {
  width: var(--container);
  margin: 0 auto;
  padding: clamp(76px, 9vw, 118px) 0;
}

.section-title {
  max-width: 720px;
  margin-bottom: 34px;
}

.store-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.store-card {
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 16px 45px rgba(16, 24, 32, 0.08);
}

.store-photo {
  min-height: 340px;
  background-position: center;
  background-size: cover;
}

.store-photo.binjiang {
  background-image:
    linear-gradient(0deg, rgba(16, 24, 32, 0.08), rgba(16, 24, 32, 0.08)),
    url("images/f252470a4c06dfa60a23108324fb29a2.png");
  background-position: center 42%;
}

.store-photo.linping {
  background-image:
    linear-gradient(0deg, rgba(16, 24, 32, 0.08), rgba(16, 24, 32, 0.08)),
    url("images/d4c32d0fa38b184758652c40be11fcf3.png");
  background-position: center 48%;
}

.store-body {
  padding: clamp(24px, 4vw, 36px);
}

.store-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.store-heading span {
  color: var(--orange);
  font-weight: 950;
}

.store-heading h3 {
  font-size: 36px;
}

.store-body ul {
  display: grid;
  gap: 10px;
  margin: 24px 0;
  padding: 0;
  list-style: none;
}

.store-body li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}

.store-body li svg {
  color: var(--blue);
}

.store-body a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  color: var(--white);
  background: var(--ink);
  font-weight: 850;
}

.studio {
  width: 100%;
  padding-right: max(22px, calc((100vw - 1180px) / 2));
  padding-left: max(22px, calc((100vw - 1180px) / 2));
  background: var(--panel);
}

.studio-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1fr);
  gap: clamp(34px, 7vw, 88px);
  align-items: center;
}

.studio-copy {
  max-width: 560px;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  margin-top: 30px;
  border: 1px solid var(--line);
  background: var(--line);
}

.spec-grid div {
  min-height: 88px;
  padding: 16px;
  background: var(--bg);
}

.spec-grid span {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
}

.spec-grid strong {
  font-size: 18px;
}

.studio-photo {
  overflow: hidden;
  min-height: 560px;
  box-shadow: var(--shadow);
}

.studio-photo img {
  height: 560px;
  object-fit: cover;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.detail-grid article {
  min-height: 248px;
  padding: 26px;
  background: var(--panel);
}

.detail-grid svg {
  width: 28px;
  height: 28px;
  margin-bottom: 28px;
  color: var(--blue);
}

.guide {
  width: 100%;
  padding-right: max(22px, calc((100vw - 1180px) / 2));
  padding-left: max(22px, calc((100vw - 1180px) / 2));
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(13, 23, 32, 0.94), rgba(13, 23, 32, 0.72)),
    url("images/2367024afd9d9860ae5374e38939c7cc.png") center / cover;
}

.guide-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(340px, 0.8fr);
  gap: clamp(34px, 8vw, 90px);
  align-items: start;
}

.guide-panel h2 {
  color: var(--white);
}

.guide-links {
  display: grid;
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.16);
}

.guide-links a {
  min-height: 76px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 850;
  backdrop-filter: blur(12px);
}

.booking {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(420px, 1fr);
  gap: clamp(34px, 8vw, 90px);
  align-items: start;
  color: var(--white);
  background: var(--ink);
  width: 100%;
  padding-right: max(22px, calc((100vw - 1180px) / 2));
  padding-left: max(22px, calc((100vw - 1180px) / 2));
}

.booking-copy span {
  color: rgba(255, 255, 255, 0.66);
}

.booking-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.16);
}

.booking-card label,
.booking-card .wide,
.booking-card .form-status {
  background: rgba(255, 255, 255, 0.07);
}

.booking-card label {
  min-height: 94px;
  padding: 18px;
  color: rgba(255, 255, 255, 0.58);
}

.booking-card input,
.booking-card select,
.booking-card textarea {
  color: var(--white);
  font-size: 16px;
  text-transform: none;
}

.booking-card input::placeholder,
.booking-card textarea::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.booking-card option {
  color: var(--ink);
}

.booking-card textarea {
  min-height: 112px;
  resize: vertical;
}

.booking-card .wide {
  grid-column: 1 / -1;
}

.booking-card button {
  min-height: 58px;
  padding: 0 22px;
  color: var(--ink);
  background: var(--white);
}

.booking-card .form-status {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.faq-list {
  display: grid;
  gap: 1px;
  max-width: 900px;
  border: 1px solid var(--line);
  background: var(--line);
}

details {
  background: var(--panel);
}

summary {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  cursor: pointer;
  font-weight: 900;
}

summary::after {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  content: "";
  transform: rotate(45deg);
  transition: transform 160ms ease;
}

details[open] summary::after {
  transform: rotate(225deg);
}

details p {
  margin: 0;
  padding: 0 22px 22px;
}

.footer {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto;
  gap: 22px;
  align-items: center;
  padding: 34px max(22px, calc((100vw - 1180px) / 2));
  color: var(--white);
  background: #080d12;
}

.footer div {
  display: grid;
  gap: 4px;
}

.footer span,
.footer small {
  color: rgba(255, 255, 255, 0.58);
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
}

@media (max-width: 980px) {
  .topbar {
    height: 64px;
    grid-template-columns: auto auto auto;
    gap: 12px;
  }

  .menu-toggle {
    display: grid;
    justify-self: end;
  }

  .nav {
    position: absolute;
    top: 64px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    color: var(--ink);
    background: rgba(245, 246, 243, 0.98);
    box-shadow: var(--shadow);
  }

  .topbar.is-open .nav {
    display: flex;
  }

  .nav a {
    padding: 12px;
  }

  .nav a::after {
    display: none;
  }

  .hero-grid,
  .hero-form,
  .facts,
  .store-compare,
  .studio-layout,
  .detail-grid,
  .guide-panel,
  .booking,
  .footer {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
    padding-bottom: 110px;
  }

  .hero-visual {
    min-height: 320px;
  }

  .building-panel,
  .building-panel:first-child {
    min-height: 320px;
  }

  .hero-form {
    margin-top: -54px;
  }

  .hero-form button {
    min-height: 58px;
  }

  .studio-photo,
  .studio-photo img {
    min-height: 400px;
    height: 400px;
  }

  .footer nav {
    justify-content: flex-start;
  }

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

@media (max-width: 680px) {
  :root {
    --container: min(100vw - 30px, 1180px);
  }

  .topbar {
    grid-template-columns: auto 1fr auto;
    padding: 0 15px;
  }

  .topbar-cta {
    display: none;
  }

  .menu-toggle {
    grid-column: 3;
  }

  .hero {
    padding-top: 88px;
  }

  .hero-grid {
    gap: 28px;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .hero-visual {
    grid-template-columns: 1fr;
  }

  .building-panel,
  .building-panel:first-child {
    min-height: 190px;
  }

  .section {
    padding: 68px 0;
  }

  .store-photo {
    min-height: 250px;
  }

  .store-heading {
    display: grid;
    justify-content: start;
  }

  .spec-grid,
  .booking-card {
    grid-template-columns: 1fr;
  }

  .booking-card .wide {
    grid-column: auto;
  }

  .studio-photo,
  .studio-photo img {
    min-height: 310px;
    height: 310px;
  }

  summary {
    align-items: flex-start;
    padding: 18px;
  }

  details p {
    padding: 0 18px 18px;
  }
}