/* LUMINA public marketing / sales page */

.marketing-site {
  --mkt-ink: #111111;
  --mkt-ivory: #f7f5f0;
  --mkt-paper: #fffcf7;
  --mkt-mist: #eae7e1;
  --mkt-stone: #6b6b66;
  --mkt-sage: #9aaf98;
  --mkt-display: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --mkt-sans: "Noto Sans JP", "Hiragino Sans", Meiryo, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(154, 175, 152, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at -10% 20%, rgba(234, 231, 225, 0.9), transparent 50%),
    var(--mkt-ivory);
  color: var(--mkt-ink);
  font-family: var(--mkt-sans);
}

.marketing-site .btn--primary {
  background: var(--mkt-ink);
  border-color: var(--mkt-ink);
  color: var(--mkt-paper);
}

.marketing-site .btn--primary:hover {
  background: #2a2a2a;
  border-color: #2a2a2a;
}

.marketing-site .btn--ghost {
  background: transparent;
  border-color: rgba(17, 17, 17, 0.22);
  color: var(--mkt-ink);
}

.marketing-site .btn--ghost:hover {
  background: rgba(17, 17, 17, 0.04);
}

.mkt-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 14px;
  background: var(--mkt-ink);
  color: #fff;
}

.mkt-skip:focus {
  left: 12px;
  top: 12px;
}

.mkt-wrap {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.mkt-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(247, 245, 240, 0.72);
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.mkt-nav.is-scrolled {
  background: rgba(247, 245, 240, 0.92);
  border-bottom-color: var(--mkt-mist);
  box-shadow: 0 8px 24px rgba(17, 17, 17, 0.04);
}

.mkt-nav__inner {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.mkt-nav__links {
  display: none;
  gap: 22px;
  margin-left: 12px;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.mkt-nav__links a {
  color: var(--mkt-stone);
  transition: color 0.2s ease;
}

.mkt-nav__links a:hover {
  color: var(--mkt-ink);
}

.mkt-nav__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mkt-nav__login {
  display: none;
  font-size: 13px;
  color: var(--mkt-stone);
}

.mkt-nav__cta {
  white-space: nowrap;
}

@media (min-width: 900px) {
  .mkt-nav__links,
  .mkt-nav__login {
    display: flex;
  }
}

/* Hero — one composition: brand + headline + lead + CTA + full-bleed product plane */
.mkt-hero {
  display: grid;
  grid-template-rows: auto minmax(42vh, 560px);
  min-height: calc(100svh - 64px);
  overflow: hidden;
}

.mkt-hero__copy {
  width: min(720px, calc(100% - 40px));
  margin: 28px auto 20px;
  padding-top: 12px;
}

.mkt-hero__brand {
  margin: 0 0 18px;
  font-family: var(--mkt-sans);
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1;
}

.mkt-hero__title {
  margin: 0 0 16px;
  font-family: var(--mkt-display);
  font-size: clamp(1.7rem, 4.2vw, 2.75rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.35;
}

.mkt-hero__lead {
  margin: 0 0 28px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mkt-stone);
}

.mkt-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.mkt-hero__visual {
  position: relative;
  width: 100%;
  min-height: 42vh;
  background: #ddd8cf;
}

.mkt-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(247, 245, 240, 0.55), transparent 28%);
  pointer-events: none;
}

.mkt-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transform: scale(1.04);
  animation: mkt-hero-drift 18s ease-in-out infinite alternate;
}

@keyframes mkt-hero-drift {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.08) translate3d(0, -1.2%, 0); }
}

@media (min-width: 980px) {
  .mkt-hero {
    grid-template-columns: minmax(320px, 0.92fr) 1.08fr;
    grid-template-rows: 1fr;
    align-items: stretch;
  }

  .mkt-hero__copy {
    width: auto;
    margin: 0;
    padding: 72px 40px 64px clamp(32px, 5vw, 72px);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .mkt-hero__visual {
    min-height: 100%;
  }

  .mkt-hero__visual::after {
    background: linear-gradient(to right, rgba(247, 245, 240, 0.75), transparent 35%);
  }
}

.mkt-section {
  padding: 88px 0;
}

.mkt-kicker {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mkt-sage);
  font-weight: 600;
}

.mkt-heading {
  margin: 0;
  font-family: var(--mkt-display);
  font-size: clamp(1.55rem, 3.2vw, 2.35rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.mkt-heading--wide {
  max-width: 16em;
}

.mkt-lead {
  margin: 16px 0 0;
  max-width: 40em;
  color: var(--mkt-stone);
  font-size: 15px;
  line-height: 1.85;
}

.mkt-problem {
  padding-top: 64px;
  border-top: 1px solid var(--mkt-mist);
}

.mkt-problem__grid {
  display: grid;
  gap: 36px;
}

@media (min-width: 860px) {
  .mkt-problem__grid {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
    gap: 64px;
  }
}

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

.mkt-problem__list li {
  padding: 0 0 18px;
  border-bottom: 1px solid var(--mkt-mist);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mkt-ink);
}

.mkt-problem__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.mkt-pillars {
  margin-top: 48px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--mkt-mist);
}

.mkt-pillar {
  padding: 28px 0;
  border-bottom: 1px solid var(--mkt-mist);
}

.mkt-pillar h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.mkt-pillar p {
  margin: 0;
  color: var(--mkt-stone);
  font-size: 14px;
  line-height: 1.8;
  max-width: 46em;
}

@media (min-width: 860px) {
  .mkt-pillars {
    grid-template-columns: 1fr 1fr;
    column-gap: 48px;
  }

  .mkt-pillar:nth-child(odd) {
    padding-right: 12px;
  }
}

.mkt-platform {
  padding-top: 40px;
}

.mkt-platform .mkt-wrap {
  margin-bottom: 36px;
}

.mkt-feature {
  display: grid;
  gap: 20px;
  margin-bottom: 56px;
}

.mkt-feature__text {
  width: min(560px, calc(100% - 40px));
  margin-inline: auto;
}

.mkt-feature__text h3 {
  margin: 0 0 12px;
  font-family: var(--mkt-display);
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.mkt-feature__text p {
  margin: 0;
  color: var(--mkt-stone);
  font-size: 15px;
  line-height: 1.85;
}

.mkt-feature__media {
  width: 100%;
  overflow: hidden;
  background: #e4e0d8;
}

.mkt-feature__media img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
}

@media (min-width: 980px) {
  .mkt-feature {
    grid-template-columns: minmax(280px, 0.85fr) 1.15fr;
    align-items: center;
    gap: 48px;
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
    margin-bottom: 72px;
  }

  .mkt-feature--flip {
    grid-template-columns: 1.15fr minmax(280px, 0.85fr);
  }

  .mkt-feature--flip .mkt-feature__text {
    order: 2;
  }

  .mkt-feature--flip .mkt-feature__media {
    order: 1;
  }

  .mkt-feature__text {
    width: auto;
    margin: 0;
    padding-inline: 12px;
  }

  .mkt-feature__media {
    border-radius: 0;
  }
}

.mkt-steps {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  gap: 28px;
  counter-reset: none;
}

.mkt-steps li {
  padding-top: 20px;
  border-top: 1px solid var(--mkt-mist);
}

.mkt-steps__num {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mkt-sage);
  font-weight: 600;
}

.mkt-steps h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
}

.mkt-steps p {
  margin: 0;
  color: var(--mkt-stone);
  font-size: 14px;
  line-height: 1.8;
}

@media (min-width: 860px) {
  .mkt-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }
}

.mkt-audience {
  background: linear-gradient(180deg, transparent, rgba(234, 231, 225, 0.55));
}

.mkt-audience__grid {
  display: grid;
  gap: 36px;
}

@media (min-width: 860px) {
  .mkt-audience__grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }
}

.mkt-audience__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mkt-audience__list li {
  padding: 16px 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.1);
  font-size: 15px;
  line-height: 1.7;
}

.mkt-demo__panel {
  padding: 48px 0;
  border-top: 1px solid var(--mkt-mist);
  border-bottom: 1px solid var(--mkt-mist);
  text-align: left;
}

.mkt-demo__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.mkt-demo__note {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--mkt-stone);
}

.mkt-faq__grid {
  display: grid;
  gap: 36px;
}

@media (min-width: 860px) {
  .mkt-faq__grid {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 64px;
  }
}

.mkt-faq__list {
  display: grid;
  gap: 0;
}

.mkt-faq__item {
  border-bottom: 1px solid var(--mkt-mist);
  padding: 4px 0;
}

.mkt-faq__item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 28px 18px 0;
  font-weight: 600;
  font-size: 15px;
  position: relative;
}

.mkt-faq__item summary::-webkit-details-marker {
  display: none;
}

.mkt-faq__item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 18px;
  font-weight: 500;
  color: var(--mkt-stone);
}

.mkt-faq__item[open] summary::after {
  content: "–";
}

.mkt-faq__item p {
  margin: 0 0 18px;
  color: var(--mkt-stone);
  font-size: 14px;
  line-height: 1.8;
  max-width: 44em;
}

.mkt-final {
  padding-bottom: 100px;
}

.mkt-final__inner {
  text-align: center;
  padding: 56px 12px 0;
}

.mkt-final__brand {
  margin: 0 0 18px;
  font-size: clamp(2rem, 6vw, 3.4rem);
  letter-spacing: 0.2em;
  font-weight: 600;
}

.mkt-final__inner .mkt-heading,
.mkt-final__inner .mkt-lead {
  margin-inline: auto;
}

.mkt-final__cta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.mkt-footer {
  border-top: 1px solid var(--mkt-mist);
  padding: 40px 0 48px;
  background: rgba(255, 252, 247, 0.65);
}

.mkt-footer__inner {
  display: grid;
  gap: 24px;
}

.mkt-footer__brand p {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--mkt-stone);
  letter-spacing: 0.04em;
}

.mkt-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 22px;
  font-size: 13px;
}

.mkt-footer__links a {
  color: var(--mkt-stone);
}

.mkt-footer__links a:hover {
  color: var(--mkt-ink);
}

.mkt-footer__copy {
  margin: 0;
  font-size: 12px;
  color: var(--mkt-stone);
}

@media (min-width: 800px) {
  .mkt-footer__inner {
    grid-template-columns: 1.2fr 1fr auto;
    align-items: end;
  }

  .mkt-footer__copy {
    text-align: right;
  }
}

/* Motion */
[data-mkt-reveal] {
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-mkt-reveal][data-mkt-delay="1"] { transition-delay: 0.08s; }
[data-mkt-reveal][data-mkt-delay="2"] { transition-delay: 0.16s; }
[data-mkt-reveal][data-mkt-delay="3"] { transition-delay: 0.24s; }

[data-mkt-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  [data-mkt-reveal],
  .mkt-hero__visual img {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }
}