:root {
  --bg: #eef7fd;
  --surface: rgba(248, 252, 255, 0.88);
  --ink: #18384c;
  --ink-soft: #4e687c;
  --brand: #2f95cc;
  --brand-deep: #1d5f94;
  --accent: #88cceb;
  --accent-soft: #ddf1fb;
  --line: rgba(24, 56, 76, 0.12);
  --shadow: 0 24px 70px rgba(47, 114, 158, 0.14);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --content-width: 1240px;
  --title-font: "Leelawadee UI", "TH Sarabun New", "Sarabun", sans-serif;
  --body-font: "Noto Sans Thai", "Leelawadee UI", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--body-font);
  background:
    radial-gradient(circle at 12% 18%, rgba(136, 204, 235, 0.24), transparent 22%),
    radial-gradient(circle at 88% 12%, rgba(47, 149, 204, 0.14), transparent 24%),
    linear-gradient(180deg, #f8fcff 0%, var(--bg) 100%);
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
}

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

h1,
h2,
h3,
.closing-quote,
.hero-points strong,
.hero-card strong,
.brand-copy strong {
  font-family: var(--title-font);
}

p,
li,
.feature-card span,
.model-card p,
.top-nav a,
.contact-meta span {
  line-height: 1.65;
  font-size: 1.08rem;
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 34vw;
  height: 34vw;
  border-radius: 50%;
  filter: blur(12px);
  opacity: 0.5;
  pointer-events: none;
}

.ambient-left {
  top: -10vw;
  left: -8vw;
  background: radial-gradient(circle, rgba(185, 226, 247, 0.86), transparent 65%);
}

.ambient-right {
  right: -10vw;
  bottom: -10vw;
  background: radial-gradient(circle, rgba(141, 205, 236, 0.78), transparent 65%);
}

.container {
  width: min(calc(100% - 48px), var(--content-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 30;
  width: min(calc(100% - 48px), var(--content-width));
  margin: 12px auto 0;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  background: rgba(248, 252, 255, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 28px rgba(47, 114, 158, 0.1);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: linear-gradient(145deg, var(--brand), var(--brand-deep));
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-copy strong {
  display: block;
  font-size: 1.18rem;
  color: var(--brand-deep);
}

.brand-copy small {
  color: #587286;
  font-size: 0.76rem;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.top-nav a {
  position: relative;
  color: #547186;
  padding: 0.72rem 1.05rem;
  border-radius: 999px;
  transition: color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.top-nav a::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.5rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(205, 233, 224, 0), rgba(92, 153, 130, 0.95), rgba(205, 233, 224, 0));
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 180ms ease, transform 180ms ease;
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--brand-deep);
  background: rgba(255, 255, 255, 0.52);
  box-shadow: 0 10px 22px rgba(27, 67, 50, 0.08);
  transform: translateY(-1px);
  outline: none;
}

.top-nav a:hover::after,
.top-nav a:focus-visible::after,
.top-nav a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.top-nav a[aria-current="page"] {
  color: #1b4332;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 250, 247, 0.88));
  box-shadow: inset 0 0 0 1px rgba(92, 153, 130, 0.22), 0 10px 24px rgba(27, 67, 50, 0.1);
}

.hero-section,
.content-section {
  padding: 72px 0;
}

.hero-section {
  padding-top: 56px;
  padding-bottom: 36px;
}

.hero-grid,
.split-grid,
.contact-grid {
  display: grid;
  gap: 30px;
}

.hero-grid {
  grid-template-columns: 1.04fr 0.96fr;
  align-items: center;
  min-height: min(760px, calc(100svh - 190px));
}

.hero-copy {
  display: grid;
  gap: 18px;
  align-content: center;
}

.hero-brand-block {
  display: grid;
  gap: 12px;
}

.eyebrow {
  color: var(--brand);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  max-width: 860px;
  font-size: clamp(2.45rem, 4vw, 4.45rem);
  line-height: 1.06;
  color: #235577;
}

.hero-brand-name {
  max-width: none;
  font-size: clamp(4.4rem, 9vw, 8rem);
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: var(--brand-deep);
  text-shadow: 0 10px 28px rgba(47, 149, 204, 0.14);
}

.hero-brand-subtitle {
  max-width: 650px;
  font-size: 1.2rem;
  line-height: 1.6;
  color: #4f6779;
}

.brand-inline {
  font-family: var(--title-font);
  font-size: 1.08em;
  letter-spacing: -0.03em;
  color: var(--brand-deep);
  text-shadow: 0 8px 22px rgba(47, 149, 204, 0.08);
}

h2 {
  font-size: clamp(1.85rem, 2.5vw, 2.75rem);
  line-height: 1.14;
}

h3 {
  font-size: 1.28rem;
  line-height: 1.25;
}

.lead,
.section-head p,
.section-copy p,
.highlight-copy p,
.contact-copy p,
.info-card p,
.service-card p,
.hero-points span {
  color: var(--ink-soft);
}

.lead {
  max-width: 760px;
  font-size: 1.14rem;
  color: #4f6779;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(145deg, var(--brand), var(--brand-deep));
  color: #fff;
  box-shadow: 0 18px 28px rgba(29, 95, 148, 0.22);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.hero-points,
.services-grid,
.feature-grid,
.franchise-grid,
.packages-grid,
.promotion-grid,
.audience-grid,
.trust-grid,
.faq-grid {
  display: grid;
  gap: 18px;
}

.hero-points {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hero-points article,
.info-card,
.service-card,
.feature-card,
.model-card,
.contact-card,
.audience-card,
.trust-card,
.faq-card,
.package-hero,
.package-card,
.promotion-card,
.package-footnote,
.hero-card,
.highlight-band {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.hero-points article {
  padding: 18px;
}

.hero-points strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.22rem;
  color: var(--brand-deep);
}

.hero-visual {
  position: relative;
  min-height: 560px;
}

.hero-image {
  position: absolute;
  inset: 0 8px 38px 0;
  overflow: hidden;
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.hero-image img,
.highlight-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-card {
  position: absolute;
  padding: 13px 15px;
}

.card-primary {
  left: 18px;
  right: auto;
  top: 18px;
  width: 220px;
}

.card-secondary {
  right: 16px;
  bottom: -2px;
  width: 282px;
}

.mini-label {
  display: block;
  margin-bottom: 8px;
  color: var(--brand);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.split-grid {
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
}

.split-grid.align-start {
  align-items: start;
}

.section-head {
  max-width: 900px;
  margin: 0 auto 30px;
  display: grid;
  gap: 10px;
}

.section-copy,
.contact-copy {
  display: grid;
  gap: 12px;
}

.card-stack {
  display: grid;
  gap: 16px;
}

.info-card,
.service-card,
.feature-card,
.model-card,
.contact-card {
  padding: 24px;
}

.info-card.emphasis {
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.96), rgba(29, 95, 148, 0.94));
  color: #fff;
}

.info-card.emphasis p,
.info-card.emphasis h3,
.info-card.emphasis li {
  color: inherit;
}

.clean-list {
  margin: 0;
  padding-left: 20px;
}

.clean-list li {
  margin-bottom: 10px;
}

.tone-soft {
  background: linear-gradient(180deg, rgba(240, 248, 254, 0.86), rgba(247, 252, 255, 0.36));
}

.tone-accent {
  background: linear-gradient(180deg, rgba(232, 244, 253, 0.86), rgba(243, 250, 255, 0.22));
}

.audience-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 18px;
}

.audience-card,
.trust-card,
.faq-card {
  padding: 24px;
}

.audience-card {
  display: grid;
  gap: 12px;
}

.audience-card.emphasis {
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.96), rgba(29, 95, 148, 0.94));
  color: #fff;
}

.audience-card.emphasis h3,
.audience-card.emphasis p {
  color: inherit;
}

.trust-grid {
  grid-template-columns: 1.2fr repeat(2, minmax(0, 1fr));
}

.trust-card {
  display: grid;
  gap: 10px;
}

.trust-card strong,
.faq-card h3 {
  color: var(--brand-deep);
}

.trust-card.emphasis {
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.96), rgba(29, 95, 148, 0.94));
  color: #fff;
}

.trust-card.emphasis h3,
.trust-card.emphasis p {
  color: inherit;
}

.faq-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.faq-card {
  display: grid;
  gap: 12px;
}

.services-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.service-card {
  display: grid;
  gap: 14px;
  grid-template-rows: auto auto auto auto 1fr auto auto;
  height: 100%;
}

.service-card img {
  width: 58px;
  height: 58px;
}

.service-detail {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(221, 241, 251, 0.72);
  border: 1px solid rgba(47, 149, 204, 0.12);
}

.service-detail strong {
  display: block;
  margin-bottom: 6px;
  color: var(--brand-deep);
}

.service-detail:last-child {
  align-self: end;
}

.highlight-band {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  margin-top: 24px;
  padding: 16px;
}

.highlight-image {
  overflow: hidden;
  border-radius: 20px;
  min-height: 280px;
}

.highlight-copy {
  display: grid;
  align-content: center;
  gap: 12px;
}

.highlight-copy strong {
  font-size: 1.34rem;
  line-height: 1.34;
  color: var(--brand-deep);
}

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

.package-hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  margin-bottom: 24px;
  padding: 18px;
}

.package-hero-copy {
  display: grid;
  gap: 12px;
  align-content: center;
}

.package-hero-copy h3,
.promotion-card h3 {
  color: var(--brand-deep);
}

.package-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.package-hero-metrics article {
  padding: 18px 16px;
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.12), rgba(255, 255, 255, 0.9));
  border: 1px solid rgba(47, 149, 204, 0.14);
  display: grid;
  gap: 8px;
  align-content: start;
}

.package-hero-metrics strong {
  font-family: var(--title-font);
  font-size: 1.45rem;
  color: var(--brand-deep);
}

.packages-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.package-card,
.promotion-card {
  padding: 24px;
}

.package-card {
  display: grid;
  gap: 14px;
  height: 100%;
}

.package-card.featured {
  background: linear-gradient(155deg, rgba(47, 149, 204, 0.12), rgba(255, 255, 255, 0.92));
}

.package-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.package-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--brand), var(--brand-deep));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.package-badge.soft {
  background: rgba(221, 241, 251, 0.92);
  color: var(--brand-deep);
}

.price-list {
  display: grid;
  gap: 12px;
}

.price-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(47, 149, 204, 0.1);
}

.price-item strong {
  font-size: 1rem;
  color: var(--brand-deep);
}

.price-item span {
  text-align: right;
  color: #426176;
  font-weight: 700;
}

.package-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.package-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(221, 241, 251, 0.8);
  border: 1px solid rgba(47, 149, 204, 0.12);
  color: var(--brand-deep);
  font-weight: 600;
}

.package-note {
  background: rgba(221, 241, 251, 0.58);
}

.promotion-grid {
  grid-template-columns: 1.2fr repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}

.promotion-card {
  display: grid;
  gap: 12px;
}

.promotion-card.emphasis {
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.96), rgba(29, 95, 148, 0.94));
  color: #fff;
}

.promotion-card.emphasis h3,
.promotion-card.emphasis p,
.promotion-card.emphasis .eyebrow {
  color: inherit;
}

.section-footnote,
.package-footnote {
  margin-top: 18px;
  padding: 20px 24px;
}

.section-footnote strong,
.package-footnote strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.14rem;
  color: var(--brand-deep);
}

.feature-card {
  display: grid;
  gap: 10px;
  min-height: 180px;
}

.feature-card strong {
  font-size: 1.18rem;
  color: var(--brand-deep);
}

.franchise-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.model-card.highlight {
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.12), rgba(136, 204, 235, 0.2));
}

.contact-grid {
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
}

.contact-card {
  display: grid;
  gap: 18px;
  background: linear-gradient(145deg, rgba(47, 149, 204, 0.96), rgba(29, 95, 148, 0.94));
  color: #fff;
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 35;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--brand), var(--brand-deep));
  color: #fff;
  font-size: 1.35rem;
  box-shadow: 0 18px 28px rgba(29, 95, 148, 0.24);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.closing-quote {
  font-size: 1.68rem;
  line-height: 1.34;
}

.contact-meta {
  display: grid;
  gap: 6px;
}

.contact-card .contact-meta span {
  color: rgba(255, 255, 255, 0.92);
}

.section-head p,
.section-copy p,
.contact-copy p,
.info-card p,
.service-card p,
.feature-card span,
.model-card p,
.package-hero-metrics span,
.package-card p,
.promotion-card p,
.section-footnote p,
.package-footnote p,
.audience-card p,
.trust-card p,
.faq-card p,
.contact-meta span,
.hero-points span,
.highlight-copy p,
.service-detail p {
  color: #4f6779;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.section-rail {
  position: fixed;
  top: 50%;
  left: 14px;
  transform: translateY(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  opacity: 1;
  transition: opacity 220ms ease, transform 220ms ease;
}

.section-dot {
  position: relative;
  display: flex;
  align-items: center;
  width: auto;
  min-height: 18px;
  padding: 2px 0 2px 16px;
  border-radius: 999px;
  color: rgba(24, 56, 76, 0.44);
  transition: color 180ms ease, transform 180ms ease;
}

.section-dot::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: rgba(27, 67, 50, 0.22);
  box-shadow: 0 0 0 4px rgba(27, 67, 50, 0.05);
  transform: translateY(-50%);
  transition: background-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.section-dot::after {
  content: attr(data-label);
  position: relative;
  display: block;
  font-size: 0.74rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1;
  white-space: nowrap;
  opacity: 0.72;
  transform-origin: left center;
  transition: opacity 180ms ease, color 180ms ease, font-size 180ms ease, font-weight 180ms ease, transform 180ms ease;
}

.section-dot:hover,
.section-dot:focus-visible {
  color: rgba(24, 56, 76, 0.76);
  transform: translateX(2px);
  outline: none;
}

.section-dot:hover::before,
.section-dot:focus-visible::before {
  background: rgba(27, 67, 50, 0.36);
  box-shadow: 0 0 0 5px rgba(27, 67, 50, 0.08);
  transform: translateY(-50%) scale(1.08);
}

.section-dot:hover::after,
.section-dot:focus-visible::after {
  opacity: 0.88;
}

.section-dot.is-active {
  color: #18384c;
  transform: translateX(3px);
}

.section-dot.is-active::before {
  width: 9px;
  height: 9px;
  background: rgba(27, 67, 50, 0.82);
  box-shadow: 0 0 0 6px rgba(27, 67, 50, 0.08);
  transform: translateY(-50%) scale(1.02);
}

.section-dot.is-active::after {
  font-size: 0.88rem;
  font-weight: 600;
  opacity: 1;
  transform: scale(1);
}

.section-rail.is-idle {
  opacity: 0.02;
  transform: translateY(-50%) translateX(-10px);
}

.section-rail.is-idle:hover,
.section-rail.is-idle:focus-within {
  opacity: 1;
  transform: translateY(-50%);
}

@media (max-width: 1100px) {
  .section-rail {
    left: 8px;
  }

  .section-dot::after {
    font-size: 0.68rem;
  }

  .section-dot.is-active::after {
    font-size: 0.8rem;
  }
}

@media (max-width: 900px) {
  .section-rail {
    display: none;
  }
}

@media (max-width: 1120px) {
  .hero-grid,
  .split-grid,
  .contact-grid,
  .highlight-band,
  .package-hero {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .franchise-grid,
  .packages-grid,
  .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-points,
  .feature-grid,
  .promotion-grid,
  .package-hero-metrics,
  .audience-grid,
  .trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-visual {
    min-height: 420px;
    display: grid;
    gap: 16px;
  }

  .hero-image,
  .hero-card {
    position: relative;
    inset: auto;
    width: auto;
  }

  .hero-image {
    height: 420px;
  }

  .card-secondary {
    right: auto;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 32px), var(--content-width));
  }

  .site-header {
    position: static;
    width: min(calc(100% - 32px), var(--content-width));
    margin-top: 10px;
    border-radius: 22px;
    padding: 10px 12px;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .top-nav {
    width: 100%;
    gap: 6px;
    justify-content: flex-start;
    flex-wrap: wrap;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .top-nav::-webkit-scrollbar {
    display: none;
  }

  .top-nav a {
    padding: 5px 9px;
    border: 1px solid rgba(47, 149, 204, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.62);
    font-size: 0.84rem;
    line-height: 1.2;
    white-space: nowrap;
  }

  .hero-section,
  .content-section {
    padding: 40px 0;
  }

  .hero-grid {
    min-height: auto;
    gap: 22px;
  }

  .hero-copy {
    gap: 16px;
  }

  .hero-points,
  .services-grid,
  .feature-grid,
  .franchise-grid,
  .packages-grid,
  .promotion-grid,
  .package-hero-metrics,
  .audience-grid,
  .trust-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .hero-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .hero-points article {
    padding: 14px 12px;
  }

  .hero-points strong {
    font-size: 1rem;
    margin-bottom: 6px;
  }

  .hero-points span {
    font-size: 0.9rem;
    line-height: 1.45;
  }

  .hero-brand-name {
    font-size: 3.25rem;
    line-height: 0.92;
  }

  h2 {
    font-size: 1.72rem;
    line-height: 1.18;
  }

  h3 {
    font-size: 1.18rem;
  }

  p,
  li,
  .feature-card span,
  .model-card p,
  .top-nav a,
  .contact-meta span {
    font-size: 1rem;
    line-height: 1.7;
  }

  .hero-brand-subtitle,
  .lead {
    font-size: 1.02rem;
  }

  .hero-actions {
    flex-direction: row;
    align-items: stretch;
  }

  .button {
    width: calc(50% - 7px);
    min-width: 0;
    padding: 0 14px;
  }

  .hero-image {
    height: 260px;
    border-radius: 24px;
  }

  .hero-card {
    padding: 14px 15px;
  }

  .hero-card strong {
    font-size: 1.15rem;
  }

  .hero-points article,
  .info-card,
  .service-card,
  .feature-card,
  .model-card,
  .contact-card,
  .audience-card,
  .trust-card,
  .faq-card,
  .package-card,
  .promotion-card {
    padding: 20px;
  }

  .package-hero,
  .package-footnote {
    padding: 16px;
  }

  .service-card {
    grid-template-rows: auto;
  }

  .service-detail {
    padding: 13px 14px;
  }

  .highlight-band {
    padding: 14px;
    gap: 14px;
  }

  .price-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .price-item span {
    text-align: left;
  }

  .highlight-image {
    min-height: 190px;
  }

  .closing-quote {
    font-size: 1.26rem;
    line-height: 1.45;
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
    width: 46px;
    height: 46px;
    font-size: 1.15rem;
  }
}

@media (max-width: 480px) {
  .container {
    width: min(calc(100% - 28px), var(--content-width));
  }

  .site-header {
    width: min(calc(100% - 28px), var(--content-width));
    padding: 12px;
  }

  .brand {
    gap: 10px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
  }

  .brand-copy strong {
    font-size: 1.05rem;
  }

  .brand-copy small {
    font-size: 0.7rem;
  }

  .hero-section,
  .content-section {
    padding: 34px 0;
  }

  .hero-brand-name {
    font-size: 2.9rem;
  }

  .hero-brand-subtitle,
  .lead {
    font-size: 0.98rem;
  }

  h2 {
    font-size: 1.58rem;
  }

  .top-nav a {
    font-size: 0.8rem;
  }

  .hero-image {
    height: 220px;
  }

  .hero-points {
    gap: 8px;
  }

  .hero-points article {
    padding: 12px 10px;
  }

  .hero-points strong {
    font-size: 0.92rem;
  }

  .hero-points span {
    font-size: 0.82rem;
    line-height: 1.35;
  }

  .mini-label {
    font-size: 0.64rem;
  }

  .hero-card strong {
    font-size: 1.08rem;
  }

  .button {
    font-size: 0.94rem;
  }
}