:root {
  --skadi-navy: #0b1f3a;
  --skadi-indigo: #243b6b;
  --skadi-sky: #eaf3ff;
  --hone-gold: #d9a441;
  --hone-cream: #fff7e6;
  --trend-coral: #f9735b;
  --culture-purple: #7c3aed;
  --fresh-green: #22a06b;
  --slate-900: #0f172a;
  --slate-600: #475569;
  --slate-100: #f1f5f9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(234, 243, 255, 0.9), transparent 34rem),
    #fff;
  color: var(--slate-900);
  font-family: "Noto Sans JP", "Noto Sans KR", Inter, system-ui, sans-serif;
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
  padding: 16px clamp(20px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.logo img {
  width: 188px;
  height: auto;
}

.nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  font-weight: 800;
  color: var(--skadi-navy);
}

.nav a {
  position: relative;
}

.nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--trend-coral), var(--hone-gold));
  content: "";
  opacity: 0;
  transform: scaleX(0.4);
  transition: 0.2s ease;
}

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

.nav a:hover,
.language-switcher a:hover {
  color: var(--trend-coral);
}

.language-switcher {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 999px;
  background: var(--slate-100);
  font-size: 12px;
  font-weight: 800;
}

.language-switcher a {
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--slate-600);
}

.language-switcher .active {
  background: #fff;
  color: var(--skadi-navy);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
  gap: clamp(36px, 5vw, 80px);
  align-items: center;
  min-height: 760px;
  padding: 92px clamp(20px, 5vw, 72px) 80px;
  background:
    radial-gradient(circle at 88% 12%, rgba(217, 164, 65, 0.28), transparent 22rem),
    radial-gradient(circle at 70% 82%, rgba(124, 58, 237, 0.12), transparent 24rem),
    linear-gradient(135deg, #fff 0%, #f8fbff 46%, var(--skadi-sky) 100%);
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-title span {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--trend-coral);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

.hero h1,
.page-hero h1,
.hone-hero h1 {
  max-width: 900px;
  margin-bottom: 20px;
  color: var(--skadi-navy);
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.subtitle {
  color: var(--skadi-indigo);
  font-size: clamp(24px, 4vw, 42px);
  font-weight: 900;
  letter-spacing: -0.04em;
}

.lead,
.page-hero p,
.hone-hero p,
.section-title p,
.large-text {
  max-width: 820px;
  color: var(--slate-600);
  font-size: 18px;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 620px;
  margin-top: 30px;
}

.trust-row div {
  padding: 18px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.trust-row strong {
  display: block;
  color: var(--skadi-navy);
  font-size: 30px;
  letter-spacing: -0.06em;
}

.trust-row span {
  color: var(--slate-600);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 900;
}

.btn.primary {
  background: var(--skadi-navy);
  color: #fff;
}

.btn.secondary {
  border-color: rgba(36, 59, 107, 0.2);
  background: #fff;
  color: var(--skadi-navy);
}

.hero-visual {
  position: relative;
  min-height: 600px;
}

.image-card {
  position: absolute;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 34px;
  background: #fff;
  box-shadow: 0 34px 90px rgba(11, 31, 58, 0.22);
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-card.main {
  inset: 34px 8px 70px 50px;
}

.image-card.main::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 31, 58, 0.08) 0%, rgba(11, 31, 58, 0.12) 42%, rgba(11, 31, 58, 0.82) 100%);
  content: "";
}

.image-card.small {
  width: 42%;
  height: 180px;
}

.image-card.small.top {
  top: 0;
  left: 0;
  transform: rotate(-5deg);
}

.image-card.small.bottom {
  right: 0;
  bottom: 0;
  transform: rotate(5deg);
}

.floating-label {
  position: absolute;
  right: 28px;
  bottom: 28px;
  left: 28px;
  z-index: 2;
  color: #fff;
}

.floating-label span {
  color: var(--hone-gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.floating-label strong {
  display: block;
  max-width: 440px;
  margin-top: 10px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.brand-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  background: var(--skadi-navy);
  color: rgba(255, 255, 255, 0.84);
}

.brand-strip span {
  padding: 20px 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section,
.page-hero,
.hone-hero {
  padding: 92px clamp(20px, 5vw, 72px);
}

.page-hero {
  background: linear-gradient(135deg, #fff, var(--skadi-sky));
}

.visual-page {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.7fr);
  gap: 48px;
  align-items: center;
  overflow: hidden;
}

.visual-page::before {
  position: absolute;
  right: -8rem;
  bottom: -12rem;
  width: 32rem;
  height: 32rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(217, 164, 65, 0.32), transparent 65%);
  content: "";
}

.about-proof-visual {
  position: relative;
  min-height: 430px;
}

.about-main-image {
  width: 88%;
  height: 390px;
  margin-left: auto;
  border-radius: 38px;
  object-fit: cover;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.16);
}

.about-value-card {
  position: absolute;
  width: min(260px, 70%);
  padding: 20px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.14);
  backdrop-filter: blur(14px);
}

.about-value-card.top {
  top: 46px;
  left: 0;
}

.about-value-card.bottom {
  right: 10px;
  bottom: 6px;
}

.about-value-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--skadi-navy);
  font-size: 24px;
  letter-spacing: -0.04em;
}

.about-value-card span {
  color: var(--slate-600);
  font-size: 14px;
  font-weight: 800;
}

.process-graphic {
  display: grid;
  gap: 14px;
  padding: 26px;
  border-radius: 36px;
  background:
    linear-gradient(160deg, rgba(11, 31, 58, 0.94), rgba(36, 59, 107, 0.9)),
    var(--skadi-navy);
  box-shadow: 0 28px 80px rgba(11, 31, 58, 0.2);
}

.process-graphic div {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 20px;
  font-weight: 900;
}

.process-graphic div:nth-child(2) { margin-left: 24px; }
.process-graphic div:nth-child(3) { margin-left: 48px; }
.process-graphic div:nth-child(4) { margin-left: 72px; color: var(--hone-gold); }

.story-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 460px);
  gap: 40px;
  align-items: center;
}

.story-panel img {
  width: 100%;
  height: 360px;
  border-radius: 32px;
  object-fit: cover;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.14);
}

.commerce-mockup {
  position: relative;
  padding: 26px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 38px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.14);
}

.mockup-bar {
  height: 58px;
  margin-bottom: 18px;
  border-radius: 18px;
  background: linear-gradient(90deg, var(--skadi-navy), var(--culture-purple));
}

.mockup-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.mockup-grid span {
  min-height: 130px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--skadi-sky), #fff);
}

.mockup-grid span:nth-child(2) { background: linear-gradient(135deg, var(--hone-cream), #fff); }
.mockup-grid span:nth-child(3) { background: linear-gradient(135deg, rgba(249,115,91,.18), #fff); }
.mockup-grid span:nth-child(4) { background: linear-gradient(135deg, rgba(34,160,107,.18), #fff); }

.contact-card-visual {
  padding: 42px;
  border-radius: 36px;
  background:
    linear-gradient(180deg, rgba(11,31,58,.08), rgba(11,31,58,.86)),
    url("/img/contact-visual.jpg") center/cover;
  color: #fff;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.18);
}

.contact-card-visual strong {
  display: block;
  margin-bottom: 14px;
  font-size: 36px;
  line-height: 1;
  letter-spacing: -0.05em;
}

.contact-card-visual span {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 800;
}

.section.alt {
  background: #f8fafc;
}

.section.cream,
.hone-hero {
  background: var(--hone-cream);
}

.section.narrow {
  display: flex;
  justify-content: center;
}

.section-title {
  margin-bottom: 32px;
}

.section-title h2 {
  max-width: 780px;
  color: var(--skadi-navy);
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.category-showcase {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.category-card {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  border-radius: 30px;
  background: var(--skadi-navy);
  color: #fff;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
}

.category-card:nth-child(even) {
  transform: translateY(34px);
}

.category-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
  transition: transform 0.45s ease;
}

.category-card::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 31, 58, 0.02), rgba(11, 31, 58, 0.9)),
    linear-gradient(135deg, rgba(249, 115, 91, 0.12), rgba(36, 59, 107, 0.16));
  content: "";
}

.category-card div {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 2;
}

.category-card span {
  color: var(--hone-gold);
  font-size: 12px;
  font-weight: 900;
}

.category-card h3 {
  margin: 8px 0 10px;
  color: #fff;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.category-card p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.category-card:hover img {
  transform: scale(1.06);
}

.card-grid.single {
  grid-template-columns: 1fr;
}

.card,
.channel-card {
  min-height: 210px;
  padding: 28px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 18px 60px rgba(15, 23, 42, 0.06);
}

.channel-card {
  position: relative;
  overflow: hidden;
}

.channel-card::before {
  position: absolute;
  top: -50px;
  right: -50px;
  width: 120px;
  height: 120px;
  border-radius: 999px;
  background: rgba(217, 164, 65, 0.2);
  content: "";
}

.card h3,
.channel-card h3 {
  margin-bottom: 14px;
  color: var(--skadi-navy);
  font-size: 24px;
}

.card p,
.channel-card p {
  color: var(--slate-600);
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.channel-card span {
  display: block;
  margin-bottom: 14px;
  color: var(--fresh-green);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hone-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 520px);
  gap: 48px;
  align-items: center;
}

.hone-hero img,
.split img {
  border-radius: 34px;
  box-shadow: 0 24px 70px rgba(98, 63, 18, 0.18);
}

.split {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.proof-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: center;
  background:
    radial-gradient(circle at 85% 30%, rgba(34, 160, 107, 0.16), transparent 20rem),
    #fff;
}

.proof-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.proof-gallery img {
  width: 100%;
  height: 260px;
  border-radius: 28px;
  object-fit: cover;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
}

.proof-gallery img:first-child {
  grid-row: span 2;
  height: 536px;
}

.contact-section {
  background: #f8fafc;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 28px;
  align-items: start;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 980px;
}

.contact-help {
  position: sticky;
  top: 110px;
  padding: 30px;
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(11,31,58,.06), rgba(11,31,58,.86)),
    url("/img/contact-visual.jpg") center/cover;
  color: #fff;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.16);
}

.contact-help h2 {
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.05em;
}

.contact-help ol {
  margin: 24px 0 0;
  padding-left: 20px;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 800;
}

.contact-help li + li {
  margin-top: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--skadi-navy);
  font-weight: 800;
}

.contact-form .full,
.contact-form button {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 16px;
  padding: 14px 16px;
  color: var(--slate-900);
  font: inherit;
}

textarea {
  resize: vertical;
}

.hidden-field {
  position: absolute;
  left: -9999px;
}

.notice {
  max-width: 980px;
  margin-bottom: 22px;
  padding: 16px 18px;
  border-radius: 18px;
  font-weight: 800;
}

.notice.success {
  background: #dcfce7;
  color: #166534;
}

.notice.error {
  background: #fee2e2;
  color: #991b1b;
}

.footer {
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 42px clamp(20px, 5vw, 72px);
  background: var(--skadi-navy);
  color: rgba(255, 255, 255, 0.78);
}

.service-showcase {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(320px, 1.2fr);
  gap: 44px;
  align-items: center;
  background:
    radial-gradient(circle at 75% 30%, rgba(124, 58, 237, 0.1), transparent 22rem),
    #fff;
}

.showcase-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: end;
}

.showcase-images img {
  width: 100%;
  height: 420px;
  border-radius: 32px;
  object-fit: cover;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.14);
}

.showcase-images img:nth-child(2) {
  height: 320px;
  transform: translateY(36px);
}

.hone-brand-story {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(320px, 1.25fr);
  gap: 46px;
  align-items: center;
  background: linear-gradient(135deg, var(--hone-cream), #fff);
}

.vertical-title span {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--hone-gold);
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.vertical-title h2 {
  color: var(--skadi-navy);
  font-size: clamp(38px, 5vw, 72px);
  line-height: .98;
  letter-spacing: -0.06em;
}

.hone-collage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.hone-collage img {
  width: 100%;
  height: 460px;
  border-radius: 34px;
  object-fit: cover;
  box-shadow: 0 26px 70px rgba(98, 63, 18, 0.16);
}

.hone-collage img:nth-child(2) {
  height: 340px;
  margin-top: 70px;
}

.commerce-section {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 18px;
  background: #fff;
}

.commerce-card {
  min-height: 320px;
  padding: 30px;
  border-radius: 32px;
  background: linear-gradient(135deg, #fff, var(--skadi-sky));
  box-shadow: 0 22px 70px rgba(15, 23, 42, 0.1);
}

.commerce-card.large {
  background:
    radial-gradient(circle at 86% 18%, rgba(217, 164, 65, .34), transparent 12rem),
    linear-gradient(135deg, var(--skadi-navy), var(--skadi-indigo));
  color: #fff;
}

.commerce-card span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--trend-coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.commerce-card.large span,
.commerce-card.large p {
  color: rgba(255, 255, 255, .78);
}

.commerce-card h2 {
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1;
  letter-spacing: -0.055em;
}

.commerce-card p {
  color: var(--slate-600);
}

.commerce-card.image {
  padding: 0;
  overflow: hidden;
}

.commerce-card.image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer .credit {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
}

.footer strong {
  color: #fff;
}

@media (max-width: 980px) {
  .site-header,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    flex-wrap: wrap;
  }

  .hero,
  .hone-hero,
  .split,
  .proof-section,
  .visual-page,
  .story-panel,
  .service-showcase,
  .hone-brand-story,
  .commerce-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 520px;
  }

  .card-grid,
  .channel-grid,
  .category-showcase,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .category-card:nth-child(even) {
    transform: none;
  }

  .brand-strip,
  .trust-row {
    grid-template-columns: 1fr;
  }

  .proof-gallery img:first-child,
  .proof-gallery img {
    height: 260px;
  }

  .showcase-images,
  .hone-collage {
    grid-template-columns: 1fr;
  }

  .showcase-images img,
  .showcase-images img:nth-child(2),
  .hone-collage img,
  .hone-collage img:nth-child(2) {
    height: 280px;
    margin-top: 0;
    transform: none;
  }

  .contact-help {
    position: static;
  }
}