:root {
  --color-bg: #f9f8f4;
  --color-fg: #2d3a31;
  --color-sage: #8c9a84;
  --color-sage-dark: #6f8068;
  --color-clay: #dccfc2;
  --color-clay-soft: #f2f0eb;
  --color-stone: #e6e2da;
  --color-terracotta: #c27b66;
  --color-white: #fffdf9;
  --shadow-sm: 0 4px 6px -1px rgba(45, 58, 49, 0.05);
  --shadow-lg: 0 20px 40px -10px rgba(45, 58, 49, 0.08);
  --shadow-xl: 0 25px 50px -12px rgba(45, 58, 49, 0.15);
  --font-heading: "Playfair Display", Georgia, serif;
  --font-body: "Source Sans 3", "PingFang SC", "Microsoft YaHei", sans-serif;
  --header-height: 82px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 2px solid var(--color-sage); outline-offset: 4px; border-radius: 12px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.paper-grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  background: rgba(249, 248, 244, 0.82);
  border-bottom: 1px solid rgba(230, 226, 218, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  white-space: nowrap;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-fg);
  color: var(--color-white);
  font-style: italic;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  color: rgba(45, 58, 49, 0.72);
  font-size: 14px;
  font-weight: 800;
  transition: color 300ms ease, background 300ms ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-fg);
  background: var(--color-clay-soft);
}

.site-nav a.lang-link {
  border: 1px solid rgba(140, 154, 132, 0.36);
  color: var(--color-sage-dark);
  background: rgba(255, 253, 249, 0.55);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--color-stone);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-fg);
}

.nav-toggle svg, .button svg, .service-card svg, .check-list svg, .floating-note svg, .contact-list svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.5;
}

.section-shell {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--color-sage-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin: 0;
  color: var(--color-fg);
  font-family: var(--font-heading);
  line-height: 1.05;
  letter-spacing: 0;
}

h1 { font-size: clamp(46px, 6vw, 78px); }
h2 { font-size: clamp(36px, 5vw, 68px); }
h3 { font-size: 28px; }
p { margin: 0; }

.hero {
  min-height: min(760px, calc(100vh - var(--header-height)));
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: clamp(48px, 8vw, 96px);
  padding: clamp(52px, 7vw, 90px) 0 clamp(42px, 6vw, 74px);
}

.hero-lead, .page-hero-copy p, .section-heading p, .feature-copy p, .page-title p {
  max-width: 680px;
  color: rgba(45, 58, 49, 0.72);
  font-size: clamp(18px, 2vw, 21px);
}

.hero-actions, .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 300ms ease, background 300ms ease, box-shadow 300ms ease;
}

.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--color-fg); color: var(--color-white); box-shadow: var(--shadow-lg); }
.button.primary:hover { background: var(--color-terracotta); }
.button.secondary { border-color: rgba(140, 154, 132, 0.45); color: var(--color-sage-dark); background: rgba(255, 253, 249, 0.62); }
.button.secondary:hover { background: var(--color-white); }

.hero-media { position: relative; justify-self: center; width: min(460px, 100%); }
.arch-image {
  overflow: hidden;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--color-stone);
  border-radius: 240px 240px 36px 36px;
  background: var(--color-clay);
  box-shadow: var(--shadow-xl);
}
.arch-image img { width: 100%; height: 100%; object-fit: cover; }
.floating-note {
  position: absolute;
  left: -28px;
  bottom: 46px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border: 1px solid rgba(230, 226, 218, 0.86);
  border-radius: 999px;
  background: rgba(255, 253, 249, 0.82);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
  font-weight: 900;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1060px, calc(100% - 36px));
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--color-stone);
  border-radius: 28px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.stat {
  min-height: 128px;
  display: grid;
  place-items: center;
  padding: 24px;
  border-right: 1px solid var(--color-stone);
  text-align: center;
}
.stat:last-child { border-right: 0; }
.stat strong { font-family: var(--font-heading); font-size: clamp(36px, 4.8vw, 56px); line-height: 1; }
.stat span { color: rgba(45, 58, 49, 0.66); font-weight: 800; }

.split-section, .feature-inner, .trust-section, .social-section, .service-detail-list, .faq-section, .contact-layout, .map-section, .about-grid, .timeline-section, .article-grid, .case-grid, .pricing-section, .addon-section, .calculator-layout, .reserve-grid {
  padding: clamp(80px, 10vw, 136px) 0;
}

.split-section, .feature-inner, .page-hero, .faq-section, .contact-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(42px, 7vw, 86px);
  align-items: start;
}

.section-heading.centered, .page-title {
  max-width: 820px;
  margin: 0 auto 54px;
  text-align: center;
}

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

.service-card, .info-card, .article-card, .contact-card, .contact-form, .page-hero-card, .price-card, .device-card, .term-card, .calculator-panel, .calculator-summary {
  border: 1px solid rgba(230, 226, 218, 0.84);
  border-radius: 28px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.service-card {
  min-height: 290px;
  padding: 28px;
  transition: transform 500ms ease, box-shadow 500ms ease;
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.service-card svg { width: 34px; height: 34px; margin-bottom: 26px; color: var(--color-sage-dark); }
.service-card p, .info-card p, .article-card span { color: rgba(45, 58, 49, 0.68); }
.service-card a { display: inline-block; margin-top: 22px; color: var(--color-terracotta); font-weight: 900; }

.social-section {
  padding-bottom: clamp(60px, 8vw, 108px);
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.social-card {
  display: grid;
  gap: 24px;
  padding: clamp(28px, 4vw, 38px);
  border: 1px solid rgba(230, 226, 218, 0.84);
  border-radius: 36px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: transform 500ms ease, box-shadow 500ms ease;
}

.social-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.featured-social {
  background: linear-gradient(135deg, #2d3a31, #51604f);
  color: var(--color-white);
}

.featured-social h3,
.featured-social .eyebrow,
.featured-social .social-stats strong {
  color: var(--color-white);
}

.featured-social p,
.featured-social .profile-row span,
.featured-social .social-stats span {
  color: rgba(255, 253, 249, 0.88);
}

.profile-row {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 18px;
  align-items: center;
}

.profile-row img {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(230, 226, 218, 0.9);
}

.profile-row h3 {
  font-size: clamp(28px, 4vw, 42px);
}

.profile-row span,
.social-card p,
.social-stats span {
  color: rgba(45, 58, 49, 0.68);
}

.featured-social.social-card p {
  color: rgba(255, 253, 249, 0.88);
}

.social-stats {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.social-stats strong {
  color: var(--color-terracotta);
  font-family: var(--font-heading);
  font-size: clamp(48px, 7vw, 78px);
  line-height: 0.9;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-list span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(140, 154, 132, 0.12);
  color: var(--color-sage-dark);
  font-size: 14px;
  font-weight: 900;
}

.featured-social .tag-list span {
  background: rgba(255, 253, 249, 0.12);
  color: var(--color-white);
}

.featured-social .button.primary {
  background: var(--color-white);
  color: var(--color-fg);
}

.featured-social .button.primary:hover {
  background: var(--color-clay);
}

.feature-strip { background: rgba(242, 240, 235, 0.72); }
.wide-image {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: 46px 46px 220px 220px;
  border: 1px solid rgba(230, 226, 218, 0.9);
  box-shadow: var(--shadow-lg);
}
.wide-image img { width: 100%; height: 100%; object-fit: cover; }
.check-list, .info-list, .contact-list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.check-list li, .contact-list li { display: flex; gap: 12px; color: rgba(45, 58, 49, 0.76); font-weight: 700; }
.check-list svg, .contact-list svg { flex: 0 0 auto; margin-top: 5px; color: var(--color-terracotta); }

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  padding-bottom: clamp(80px, 10vw, 136px);
}
.work-card {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  border-radius: 42px;
  box-shadow: var(--shadow-lg);
}
.work-card.offset-card { transform: translateY(46px); }
.work-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(45, 58, 49, 0.02), rgba(45, 58, 49, 0.54)); }
.work-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 800ms ease; }
.work-card:hover img { transform: scale(1.05); }
.work-card span { position: absolute; left: 26px; right: 26px; bottom: 24px; z-index: 1; color: var(--color-white); font-family: var(--font-heading); font-size: 32px; font-weight: 700; }

.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.process-list li {
  min-height: 220px;
  padding: 26px;
  border-radius: 28px;
  background: var(--color-white);
  border: 1px solid var(--color-stone);
}
.process-list span { color: var(--color-terracotta); font-family: var(--font-heading); font-size: 36px; font-style: italic; }
.process-list strong { display: block; margin-top: 24px; font-family: var(--font-heading); font-size: 25px; }
.process-list p { margin-top: 10px; color: rgba(45, 58, 49, 0.66); }

.cta-section {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 34px;
  margin-bottom: 74px;
  padding: clamp(34px, 5vw, 58px);
  border-radius: 36px;
  background: var(--color-fg);
  color: var(--color-white);
  box-shadow: var(--shadow-xl);
}
.cta-section h2, .cta-section .eyebrow { color: var(--color-white); }
.cta-copy p { color: rgba(255, 253, 249, 0.76); max-width: 680px; }
.cta-section .button.primary { background: var(--color-white); color: var(--color-fg); }
.cta-section .button.secondary { color: var(--color-white); border-color: rgba(255, 253, 249, 0.44); }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--color-stone);
  color: rgba(45, 58, 49, 0.66);
}
.site-footer strong { color: var(--color-fg); }
.site-footer a { color: var(--color-sage-dark); font-weight: 900; }

.page-hero { padding: clamp(72px, 9vw, 118px) 0 clamp(52px, 7vw, 82px); align-items: center; }
.page-hero-card { overflow: hidden; border-radius: 200px 200px 30px 30px; }
.page-hero-card img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; }
.page-hero-card div { padding: 24px 28px 30px; }
.page-hero-card strong { display: block; font-family: var(--font-heading); font-size: 30px; }
.page-hero-card span { color: rgba(45, 58, 49, 0.64); }
.page-title { padding-top: clamp(72px, 9vw, 112px); }

.service-detail {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(32px, 6vw, 72px);
  padding: 38px 0;
  border-top: 1px solid var(--color-stone);
}
.service-detail:last-child { border-bottom: 1px solid var(--color-stone); }
.service-detail p { color: rgba(45, 58, 49, 0.72); }
.info-list { margin: 22px 0; list-style: disc; padding-left: 20px; color: rgba(45, 58, 49, 0.72); }

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.matrix-table, .admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-stone);
  border-radius: 28px;
  background: var(--color-white);
}
table { width: 100%; min-width: 760px; border-collapse: collapse; }
th, td { padding: 18px; border-bottom: 1px solid var(--color-stone); text-align: left; }
tr:last-child td { border-bottom: 0; }
th { color: var(--color-sage-dark); font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; }

.pricing-section {
  padding-top: clamp(48px, 7vw, 90px);
}

.price-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.price-card {
  display: grid;
  align-content: start;
  min-height: 260px;
  padding: clamp(26px, 4vw, 36px);
  transition: transform 500ms ease, box-shadow 500ms ease;
}

.price-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.price-card span {
  color: var(--color-sage-dark);
  font-weight: 900;
}

.price-card strong {
  margin: 16px 0;
  color: var(--color-terracotta);
  font-family: var(--font-heading);
  font-size: clamp(54px, 8vw, 84px);
  line-height: 0.9;
}

.price-card p {
  color: rgba(45, 58, 49, 0.68);
  font-weight: 700;
}

.featured-price {
  background: var(--color-fg);
  color: var(--color-white);
  box-shadow: var(--shadow-xl);
}

.featured-price span,
.featured-price p,
.featured-price strong {
  color: var(--color-white);
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.package-grid div {
  display: grid;
  gap: 6px;
  min-height: 112px;
  align-content: center;
  padding: 22px 24px;
  border-radius: 24px;
  background: var(--color-clay-soft);
  border: 1px solid rgba(230, 226, 218, 0.8);
}

.package-grid strong {
  font-family: var(--font-heading);
  font-size: 28px;
}

.package-grid span {
  color: rgba(45, 58, 49, 0.68);
  font-weight: 800;
}

.device-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.device-card {
  display: grid;
  grid-template-columns: 116px 1fr;
  align-items: center;
  gap: 22px;
  min-height: 178px;
  padding: 22px;
  transition: transform 500ms ease, box-shadow 500ms ease;
}

.device-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.device-card img {
  width: 116px;
  height: 116px;
  object-fit: contain;
  padding: 12px;
  border-radius: 28px;
  background: var(--color-clay-soft);
}

.device-card h3 {
  font-size: 30px;
}

.device-card p {
  margin-top: 10px;
  color: rgba(45, 58, 49, 0.68);
  font-weight: 700;
}

.addon-section {
  padding-top: 0;
}

.terms-grid,
.reserve-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.term-card {
  min-height: 240px;
  padding: 26px;
  transition: transform 500ms ease, box-shadow 500ms ease;
}

.term-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.term-card svg {
  width: 34px;
  height: 34px;
  margin-bottom: 24px;
  color: var(--color-sage-dark);
  stroke-width: 1.5;
}

.term-card h3 {
  font-size: 30px;
}

.term-card p {
  margin-top: 12px;
  color: rgba(45, 58, 49, 0.68);
  font-weight: 700;
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: clamp(28px, 6vw, 68px);
  align-items: start;
}

.calculator-panel,
.calculator-summary {
  padding: clamp(26px, 4vw, 40px);
}

.calculator-panel {
  display: grid;
  gap: 22px;
}

.check-field {
  display: flex;
  gap: 12px;
  align-items: center;
  color: rgba(45, 58, 49, 0.72);
  font-weight: 900;
}

.check-field input {
  width: 22px;
  height: 22px;
  accent-color: var(--color-sage);
}

.calculator-hint {
  color: rgba(45, 58, 49, 0.62);
  font-weight: 700;
}

.calculator-time-note {
  min-height: 46px;
  display: grid;
  align-items: center;
  padding: 12px 16px;
  border-radius: 18px;
  background: rgba(140, 154, 132, 0.12);
  color: var(--color-sage-dark);
  font-weight: 900;
}

.calculator-summary {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  background: var(--color-fg);
  color: var(--color-white);
  box-shadow: var(--shadow-xl);
}

.calculator-summary h2,
.calculator-summary .eyebrow {
  color: var(--color-white);
}

.calculator-summary h2 {
  font-size: clamp(58px, 8vw, 92px);
}

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

.summary-list div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 253, 249, 0.18);
}

.summary-list span {
  color: rgba(255, 253, 249, 0.74);
}

.summary-list strong {
  color: var(--color-white);
}

.summary-balance strong {
  color: var(--color-clay);
}

.calculator-summary .button.primary {
  width: 100%;
  background: var(--color-white);
  color: var(--color-fg);
}

.case-social {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(28px, 6vw, 70px);
  align-items: center;
  margin-bottom: clamp(42px, 7vw, 78px);
  padding: clamp(30px, 5vw, 48px);
  border: 1px solid rgba(230, 226, 218, 0.84);
  border-radius: 36px;
  background: var(--color-clay-soft);
}

.case-social h2 {
  font-size: clamp(34px, 5vw, 56px);
}

.case-social p:not(.eyebrow) {
  color: rgba(45, 58, 49, 0.7);
}

.social-mini-grid {
  display: grid;
  gap: 14px;
}

.social-mini-grid a {
  display: grid;
  gap: 4px;
  min-height: 94px;
  align-content: center;
  padding: 20px 22px;
  border: 1px solid var(--color-stone);
  border-radius: 24px;
  background: var(--color-white);
  transition: transform 300ms ease, box-shadow 300ms ease;
}

.social-mini-grid a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.social-mini-grid strong {
  font-family: var(--font-heading);
  font-size: 26px;
}

.social-mini-grid span {
  color: rgba(45, 58, 49, 0.64);
  font-weight: 800;
}

.case-grid { display: grid; gap: 28px; }
.case-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) 1fr;
  overflow: hidden;
  border: 1px solid var(--color-stone);
  border-radius: 36px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.case-card img { width: 100%; height: 100%; min-height: 380px; object-fit: cover; }
.case-card > div { padding: clamp(28px, 5vw, 48px); }
.case-card dl { display: grid; gap: 18px; margin: 26px 0 0; }
.case-card dt { font-weight: 900; color: var(--color-sage-dark); }
.case-card dd { margin: 4px 0 0; color: rgba(45, 58, 49, 0.72); }

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.info-card, .article-card { padding: 30px; }
.timeline {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.timeline li {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--color-stone);
  border-radius: 24px;
  background: var(--color-white);
}
.timeline span { font-family: var(--font-heading); color: var(--color-terracotta); font-size: 34px; }

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.article-card p { color: var(--color-sage-dark); font-weight: 900; }
.article-card h2 { margin: 14px 0; font-size: 32px; }

.faq-list { display: grid; gap: 12px; }
.faq-list details {
  border: 1px solid var(--color-stone);
  border-radius: 24px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.faq-list summary { cursor: pointer; padding: 22px 24px; font-weight: 900; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; float: right; color: var(--color-terracotta); font-family: var(--font-heading); font-size: 26px; line-height: 1; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { padding: 0 24px 24px; color: rgba(45, 58, 49, 0.68); }

.contact-card, .contact-form { padding: clamp(26px, 4vw, 38px); }
.contact-card h2 { font-size: 42px; }
.branch-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.branch-card {
  display: grid;
  gap: 18px;
}

.map-placeholder {
  display: grid;
  align-content: center;
  gap: 12px;
  min-height: 220px;
  padding: 28px;
  border: 1px dashed rgba(140, 154, 132, 0.6);
  border-radius: 28px;
  background: var(--color-clay-soft);
  color: rgba(45, 58, 49, 0.68);
  font-weight: 800;
}

.map-placeholder strong {
  color: var(--color-fg);
  font-family: var(--font-heading);
  font-size: 34px;
  line-height: 1.1;
}

.map-placeholder span {
  display: block;
}

.map-placeholder a {
  width: fit-content;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--color-fg);
  color: var(--color-white);
}

.route-copy {
  padding: 26px;
  border: 1px solid rgba(230, 226, 218, 0.84);
  border-radius: 28px;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.route-copy h3 {
  margin-bottom: 16px;
}

.route-copy ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
  color: rgba(45, 58, 49, 0.72);
}

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.contact-form label,
.calculator-panel label:not(.check-field) {
  display: grid;
  gap: 8px;
  color: rgba(45, 58, 49, 0.7);
  font-weight: 900;
}

.contact-form input,
.contact-form select,
.contact-form textarea,
.calculator-panel input,
.calculator-panel select {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--color-stone);
  border-radius: 18px;
  padding: 12px 15px;
  background: var(--color-clay-soft);
  color: var(--color-fg);
}

.calculator-panel input:disabled {
  color: rgba(45, 58, 49, 0.48);
  background: rgba(242, 240, 235, 0.56);
}

.calculator-panel input[type="checkbox"] {
  width: 22px;
  min-height: 22px;
  padding: 0;
}
.contact-form textarea { resize: vertical; }
.full-field { margin: 18px 0; }
.form-feedback { margin-top: 16px; color: var(--color-sage-dark); font-weight: 900; }

.reveal { opacity: 1; transform: translateY(0); }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 700ms ease, transform 700ms ease; }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 190ms; }
.delay-3 { transition-delay: 280ms; }

@media (max-width: 980px) {
  :root { --header-height: 74px; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .site-nav {
    position: fixed;
    top: calc(var(--header-height) + 10px);
    left: 18px;
    right: 18px;
    display: grid;
    padding: 14px;
    border: 1px solid var(--color-stone);
    border-radius: 26px;
    background: rgba(255, 253, 249, 0.96);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-16px);
    transition: opacity 300ms ease, transform 300ms ease;
  }
  .site-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .site-nav a { justify-content: center; }
  .hero, .split-section, .feature-inner, .page-hero, .faq-section, .contact-layout, .cta-section, .service-detail, .case-card, .case-social, .calculator-layout {
    grid-template-columns: 1fr;
  }
  .stats-band, .service-grid, .work-grid, .process-list, .social-grid, .about-grid, .article-grid, .branch-grid, .price-card-grid, .device-grid, .terms-grid, .reserve-grid, .package-grid { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--color-stone); }
  .stat:last-child { border-bottom: 0; }
  .work-card.offset-card { transform: none; }
  .case-card img { min-height: 320px; }
  .cta-section { margin-bottom: 54px; }
  .calculator-summary { position: static; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .brand { font-size: 17px; }
  .section-shell { width: min(100% - 28px, 1180px); }
  h1 { font-size: clamp(46px, 13vw, 60px); }
  h2 { font-size: clamp(34px, 10vw, 46px); }
  .hero-actions, .cta-actions { align-items: stretch; }
  .button { width: 100%; }
  .floating-note { left: 12px; bottom: 18px; max-width: calc(100vw - 52px); }
  .arch-image { border-radius: 180px 180px 30px 30px; }
  .profile-row { grid-template-columns: 68px 1fr; }
  .profile-row img { width: 68px; height: 68px; }
  .device-card { grid-template-columns: 88px 1fr; gap: 16px; padding: 18px; }
  .device-card img { width: 88px; height: 88px; border-radius: 22px; }
  .device-card h3 { font-size: 24px; }
  .price-card { min-height: 210px; }
  .form-grid { grid-template-columns: 1fr; }
  .site-footer { display: grid; }
  .timeline li { grid-template-columns: 1fr; }
}