.landing-page {
  background: #fff;
}

.landing-page .site-header {
  color: #fff;
}

.landing-page .site-header.is-scrolled {
  color: var(--ink);
}

.landing-main {
  overflow: hidden;
}

.landing-hero {
  position: relative;
  min-height: min(860px, 100svh);
  display: flex;
  align-items: center;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}

.landing-hero::before,
.landing-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.landing-hero::before {
  z-index: -2;
  background: url("./assets/hero-shop.jpg") 64% center / cover no-repeat;
  transform: scale(1.04);
  animation: hero-image-in 1.6s cubic-bezier(0.2, 0.75, 0.25, 1) both;
}

.landing-hero::after {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(5, 22, 60, 0.99) 0%, rgba(12, 47, 116, 0.9) 40%, rgba(11, 38, 90, 0.28) 76%),
    linear-gradient(0deg, rgba(2, 9, 25, 0.44), transparent 50%);
}

.landing-hero[data-theme="mall"]::after {
  background:
    linear-gradient(90deg, rgba(18, 28, 66, 0.99) 0%, rgba(52, 55, 139, 0.88) 40%, rgba(36, 38, 99, 0.25) 76%),
    linear-gradient(0deg, rgba(7, 8, 28, 0.48), transparent 52%);
}

.landing-hero[data-theme="food"]::after {
  background:
    linear-gradient(90deg, rgba(4, 39, 47, 0.99) 0%, rgba(7, 70, 82, 0.88) 40%, rgba(5, 57, 68, 0.2) 76%),
    linear-gradient(0deg, rgba(2, 18, 23, 0.48), transparent 52%);
}

.landing-hero-inner {
  width: var(--shell);
  margin: var(--header-height) auto 0;
  padding: 70px 0 68px;
}

.landing-eyebrow {
  margin: 0 0 20px;
  color: #a9beff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.landing-hero h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(52px, 6vw, 88px);
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.landing-hero-lead {
  max-width: 630px;
  margin: 25px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(17px, 1.45vw, 21px);
  line-height: 1.75;
}

.landing-hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.landing-button {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 680;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.landing-button-primary {
  color: var(--ink);
  background: #fff;
  border-color: #fff;
}

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

.landing-button-secondary:hover,
.landing-button-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.12);
}

.landing-hero-note {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
}

.landing-facts {
  color: #fff;
  background: var(--blue-deep);
}

.landing-facts-inner {
  width: var(--shell);
  min-height: 150px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.landing-fact {
  padding: 30px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.landing-fact:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}

.landing-fact strong {
  font-size: clamp(25px, 2.5vw, 38px);
  letter-spacing: -0.035em;
}

.landing-fact span {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.landing-section {
  width: var(--shell);
  margin: auto;
  padding: 120px 0;
}

.landing-section-kicker {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.landing-heading {
  max-width: 780px;
  margin: 0;
  font-size: clamp(40px, 4.6vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.landing-section-lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.intent-layout {
  margin-top: 72px;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 88px;
  align-items: start;
}

.intent-question {
  position: sticky;
  top: 110px;
  padding-top: 4px;
  font-size: clamp(26px, 3vw, 43px);
  font-weight: 690;
  line-height: 1.35;
  letter-spacing: -0.03em;
}

.intent-list {
  border-top: 1px solid var(--line);
}

.intent-item {
  padding: 30px 0;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 18px;
  border-bottom: 1px solid var(--line);
}

.intent-item > span,
.workflow-number {
  color: var(--blue);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.intent-item h3 {
  margin: 0;
  font-size: 24px;
}

.intent-item p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.landing-dark {
  color: #fff;
  background:
    radial-gradient(circle at 85% 12%, rgba(74, 119, 255, 0.24), transparent 32%),
    linear-gradient(145deg, #07183e, #0c2c69 68%, #12397f);
}

.landing-dark .landing-section-kicker {
  color: #a9beff;
}

.landing-dark .landing-section-lead {
  color: rgba(255, 255, 255, 0.65);
}

.workflow-list {
  margin-top: 70px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.workflow-row {
  min-height: 150px;
  padding: 30px 0;
  display: grid;
  grid-template-columns: 90px minmax(220px, 0.75fr) minmax(0, 1.25fr);
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.workflow-number {
  color: #8facff;
}

.workflow-row h3 {
  margin: 0;
  font-size: clamp(24px, 2.4vw, 34px);
}

.workflow-row p {
  margin: 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 15px;
  line-height: 1.8;
}

.detail-list {
  margin-top: 74px;
  border-top: 1px solid var(--line);
}

.detail-row {
  padding: 42px 0;
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  gap: 80px;
  border-bottom: 1px solid var(--line);
}

.detail-row h3 {
  margin: 0;
  font-size: clamp(25px, 2.5vw, 36px);
  letter-spacing: -0.025em;
}

.detail-row p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.pricing-band {
  background: #eef2ff;
}

.pricing-layout {
  margin-top: 70px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: end;
}

.price-main {
  padding-right: 64px;
  border-right: 1px solid rgba(74, 119, 255, 0.22);
}

.price-label {
  color: var(--blue-deep);
  font-size: 14px;
  font-weight: 700;
}

.price-value {
  margin: 14px 0 0;
  color: var(--blue-deep);
  font-size: clamp(62px, 8vw, 108px);
  font-weight: 760;
  line-height: 1;
  letter-spacing: -0.065em;
}

.price-value small {
  font-size: 18px;
  letter-spacing: 0;
}

.price-note {
  margin: 18px 0 0;
  color: #53617e;
  font-size: 15px;
  line-height: 1.8;
}

.price-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  list-style: none;
}

.price-list li {
  padding-bottom: 18px;
  color: #34405a;
  border-bottom: 1px solid rgba(74, 119, 255, 0.16);
  font-size: 16px;
}

.faq-list {
  margin-top: 68px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  min-height: 82px;
  padding: 22px 48px 22px 0;
  display: flex;
  align-items: center;
  position: relative;
  font-size: 19px;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  color: var(--blue);
  font-size: 28px;
  font-weight: 400;
  transition: transform 180ms ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  max-width: 820px;
  margin: -5px 0 0;
  padding: 0 48px 26px 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.related-pages {
  padding: 100px 0;
  background: var(--paper);
}

.related-inner {
  width: var(--shell);
  margin: auto;
}

.related-links {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.related-link {
  min-height: 180px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #fff;
  transition: color 180ms ease, background 180ms ease;
}

.related-link:hover,
.related-link:focus-visible {
  color: #fff;
  background: var(--blue-deep);
}

.related-link small {
  color: var(--muted);
}

.related-link:hover small,
.related-link:focus-visible small {
  color: rgba(255, 255, 255, 0.62);
}

.related-link strong {
  font-size: 25px;
}

.landing-cta {
  padding: 120px 24px;
  color: #fff;
  text-align: center;
  background: var(--ink);
}

.landing-cta h2 {
  margin: 0;
  font-size: clamp(44px, 5.7vw, 78px);
  letter-spacing: -0.05em;
}

.landing-cta p {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 16px;
}

.landing-cta .landing-hero-actions {
  justify-content: center;
}

.guide-hero {
  padding: 168px 0 92px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 18%, rgba(74, 119, 255, 0.34), transparent 30%),
    linear-gradient(145deg, #07183e, #12347d);
}

.guide-hero-inner,
.guide-layout {
  width: var(--shell);
  margin: auto;
}

.guide-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.guide-breadcrumbs a:hover,
.guide-breadcrumbs a:focus-visible {
  color: #fff;
}

.guide-hero h1 {
  max-width: 900px;
  margin: 28px 0 0;
  font-size: clamp(44px, 5.5vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.guide-hero-lead {
  max-width: 760px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
  line-height: 1.85;
}

.guide-meta {
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.guide-layout {
  padding: 90px 0 120px;
  display: grid;
  grid-template-columns: 220px minmax(0, 780px);
  gap: 88px;
  justify-content: center;
  align-items: start;
}

.guide-toc {
  position: sticky;
  top: 110px;
  display: grid;
  border-top: 1px solid var(--line);
}

.guide-toc strong {
  padding: 18px 0;
  font-size: 13px;
}

.guide-toc a {
  padding: 11px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.5;
}

.guide-toc a:hover,
.guide-toc a:focus-visible {
  color: var(--blue);
}

.guide-content {
  min-width: 0;
}

.guide-content > p:first-child {
  margin-top: 0;
  color: #343b4a;
  font-size: 20px;
  line-height: 1.9;
}

.guide-content section {
  padding-top: 58px;
  scroll-margin-top: 92px;
}

.guide-content h2 {
  margin: 0 0 22px;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.guide-content h3 {
  margin: 34px 0 12px;
  font-size: 23px;
}

.guide-content p,
.guide-content li {
  color: #4b5565;
  font-size: 16px;
  line-height: 1.95;
}

.guide-content ul,
.guide-content ol {
  padding-left: 1.35em;
}

.guide-checklist {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  background: var(--line);
}

.guide-check {
  padding: 26px;
  background: #fff;
}

.guide-check strong {
  display: block;
  font-size: 18px;
}

.guide-check p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
}

.guide-callout {
  margin: 36px 0 0;
  padding: 26px 28px;
  color: #243554;
  background: #eef2ff;
  border-left: 4px solid var(--blue);
  line-height: 1.85;
}

.guide-cta {
  margin-top: 64px;
  padding: 38px;
  color: #fff;
  background: var(--blue-deep);
}

.guide-cta h2 {
  font-size: 34px;
}

.guide-cta p {
  color: rgba(255, 255, 255, 0.7);
}

.guide-cta .landing-hero-actions {
  margin-top: 24px;
}

@media (max-width: 860px) {
  .landing-hero {
    min-height: 760px;
  }

  .landing-hero::before {
    background-image: url("./assets/hero-mobile.jpg");
    background-position: center;
  }

  .landing-hero::after,
  .landing-hero[data-theme="mall"]::after,
  .landing-hero[data-theme="food"]::after {
    background: linear-gradient(0deg, rgba(5, 20, 54, 0.98) 0%, rgba(9, 35, 83, 0.76) 58%, rgba(7, 26, 63, 0.38) 100%);
  }

  .landing-hero-inner {
    padding: 170px 0 58px;
    align-self: end;
  }

  .landing-hero h1 {
    font-size: clamp(44px, 13vw, 66px);
  }

  .landing-facts-inner {
    grid-template-columns: 1fr;
    padding: 16px 0;
  }

  .landing-fact {
    min-height: 96px;
    padding: 20px 0;
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .landing-fact:last-child {
    border-right: 0;
    border-bottom: 0;
  }

  .landing-section {
    padding: 84px 0;
  }

  .intent-layout,
  .pricing-layout {
    margin-top: 48px;
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .intent-question {
    position: static;
  }

  .workflow-row {
    padding: 28px 0;
    grid-template-columns: 42px 1fr;
    gap: 10px 16px;
  }

  .workflow-row p {
    grid-column: 2;
  }

  .detail-row {
    padding: 32px 0;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .price-main {
    padding: 0 0 38px;
    border-right: 0;
    border-bottom: 1px solid rgba(74, 119, 255, 0.22);
  }

  .related-links {
    grid-template-columns: 1fr;
  }

  .guide-hero {
    padding: 136px 0 72px;
  }

  .guide-layout {
    padding: 64px 0 84px;
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .guide-toc {
    position: static;
  }
}

@media (max-width: 560px) {
  .landing-hero-actions {
    display: grid;
  }

  .landing-button {
    width: 100%;
  }

  .landing-heading {
    font-size: 38px;
  }

  .intent-item {
    grid-template-columns: 34px 1fr;
  }

  .workflow-row {
    grid-template-columns: 32px 1fr;
  }

  .guide-checklist {
    grid-template-columns: 1fr;
  }

  .guide-hero h1 {
    font-size: 38px;
    letter-spacing: -0.04em;
  }

  .guide-cta {
    padding: 28px 22px;
  }
}