@import url("https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600&family=Lato:wght@300&family=Noto+Sans+JP:wght@300;400;500;700&family=Zen+Old+Mincho:wght@400;500;600;700&display=swap");

:root {
  --trail-canvas: #fffefa;
  --trail-navy: #1e1f3b;
  --trail-line: #99adba;
  --trail-line-soft: rgba(153, 173, 186, 0.28);
  --trail-mist: #efeeeb;
  --trail-white: #ffffff;
  --trail-ink-soft: rgba(30, 31, 59, 0.72);
  --trail-font-sans: "Noto Sans JP", system-ui, sans-serif;
  --trail-font-serif: "Zen Old Mincho", "Yu Mincho", serif;
  --trail-font-roman: "Cormorant Garamond", Georgia, serif;
  --trail-font-utility: "Lato", "Noto Sans JP", sans-serif;
  --trail-header: 72px;
  --trail-container: min(100% - 64px, 1180px);
  --trail-wide: min(100% - 64px, 1500px);
  --trail-section: clamp(72px, 9vw, 140px);
  --trail-section-large: clamp(96px, 12vw, 190px);
}

.trail-page {
  margin: 0;
  background: var(--trail-canvas);
  color: var(--trail-navy);
  font-family: var(--trail-font-sans);
  line-height: 2;
}

.trail-page *,
.trail-page *::before,
.trail-page *::after {
  box-sizing: border-box;
}

.trail-page a {
  color: inherit;
  text-decoration: none;
}

.trail-page img {
  display: block;
  width: 100%;
  height: auto;
}

.trail-container {
  width: var(--trail-container);
  margin: 0 auto;
}

.trail-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) auto auto;
  align-items: center;
  min-height: var(--trail-header);
  padding: 0 clamp(24px, 4vw, 56px);
  background: rgba(255, 254, 250, 0.96);
  border-bottom: 1px solid var(--trail-line);
}

.trail-header__brand {
  font-family: var(--trail-font-utility);
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1;
}

.trail-header__nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(16px, 2vw, 32px);
  margin-right: 28px;
  font-size: 0.86rem;
  font-weight: 500;
}

.trail-header__ctas {
  display: flex;
  gap: 10px;
}

.trail-cta {
  display: inline-flex;
  min-width: 122px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  background: var(--trail-navy);
  border: 1px solid var(--trail-navy);
  color: var(--trail-white);
  font-size: 0.86rem;
  font-weight: 600;
}

.trail-cta:not(.trail-cta--outline) {
  color: var(--trail-white);
}

.trail-cta--outline {
  background: var(--trail-canvas);
  color: var(--trail-navy);
}

.trail-header__menu {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  background: transparent;
  border: 0;
}

.trail-header__menu span,
.trail-header__menu span::before,
.trail-header__menu span::after {
  display: block;
  width: 28px;
  height: 1px;
  background: var(--trail-navy);
  content: "";
}

.trail-header__menu span::before {
  transform: translateY(-8px);
}

.trail-header__menu span::after {
  transform: translateY(7px);
}

.trail-hero {
  padding: clamp(38px, 5vw, 72px) 0 0;
  overflow: hidden;
}

.trail-hero__copy {
  width: var(--trail-wide);
  margin: 0 auto clamp(26px, 4vw, 52px);
}

.trail-hero__title {
  margin: 0;
  font-family: var(--trail-font-serif);
  font-size: clamp(2.5rem, 7vw, 7.75rem);
  font-weight: 500;
  line-height: 1.05;
}

.trail-hero__title span {
  display: inline-block;
  margin-right: 0.2em;
}

.trail-hero__roman {
  margin: 10px 0 0;
  font-family: var(--trail-font-roman);
  font-size: clamp(1.45rem, 4vw, 4.2rem);
  font-weight: 300;
  line-height: 1;
}

.trail-hero__stage {
  position: relative;
  width: var(--trail-wide);
  aspect-ratio: 1452 / 710;
  margin: 0 auto;
  overflow: hidden;
}

.trail-hero__slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  animation: trailHeroFade 24s infinite;
}

.trail-hero__slide img {
  height: 100%;
  object-fit: cover;
}

.trail-hero__slide:first-child {
  opacity: 1;
}

@keyframes trailHeroFade {
  0%, 15% { opacity: 1; transform: scale(1); }
  22%, 100% { opacity: 0; transform: scale(1.04); }
}

.trail-line {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.trail-line::before {
  position: absolute;
  top: 8%;
  left: -8%;
  width: 120%;
  height: 1px;
  background: var(--trail-line);
  content: "";
  transform: rotate(31deg) scaleX(var(--trail-line-scale, 1));
  transform-origin: left center;
}

.trail-line--reverse::before {
  top: 4%;
  transform: rotate(-32deg) scaleX(var(--trail-line-scale, 1));
  transform-origin: right center;
}

.trail-line span {
  position: absolute;
  top: 42%;
  left: 46%;
  width: 160px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--trail-white), var(--trail-line), transparent);
  filter: blur(0.2px);
  transform: rotate(31deg);
}

.trail-section-title p {
  margin: 0 0 4px;
  font-family: var(--trail-font-roman);
  font-size: clamp(3.5rem, 9vw, 8.25rem);
  font-weight: 300;
  line-height: 0.9;
}

.trail-section-title h2 {
  margin: 0;
  font-family: var(--trail-font-serif);
  font-size: clamp(1.35rem, 2vw, 2rem);
  font-weight: 500;
}

.trail-message {
  position: relative;
  padding: var(--trail-section-large) 0;
}

.trail-message__grid {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: clamp(48px, 8vw, 128px);
  align-items: start;
}

.trail-message h2 {
  margin: 0;
  font-family: var(--trail-font-serif);
  font-size: clamp(2rem, 3.8vw, 4.2rem);
  font-weight: 500;
  line-height: 1.55;
}

.trail-message h2 span {
  display: block;
}

.trail-message__body p {
  margin: 0 0 1.5em;
  color: var(--trail-ink-soft);
  font-size: clamp(1rem, 1.2vw, 1.08rem);
  line-height: 2.35;
}

.trail-message__closing {
  margin: 2rem 0;
  font-family: var(--trail-font-serif);
  font-size: clamp(1.45rem, 2.5vw, 2.45rem);
  line-height: 1.7;
}

.trail-business {
  position: relative;
  padding: var(--trail-section) 0;
  overflow: hidden;
}

.trail-business__decor {
  position: absolute;
  top: 0;
  right: 0;
  width: 38vw;
  height: 54vw;
  max-height: 720px;
  background: var(--trail-mist);
}

.trail-business__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.76fr);
  gap: clamp(40px, 7vw, 100px);
  align-items: center;
}

.trail-business__image {
  margin: 0;
  aspect-ratio: 1452 / 710;
  overflow: hidden;
}

.trail-business__image img {
  height: 100%;
  object-fit: cover;
}

.trail-business__statement {
  margin: 44px 0 24px;
  font-family: var(--trail-font-serif);
  font-size: clamp(1.45rem, 2.4vw, 2.6rem);
  line-height: 1.65;
}

.trail-business__body {
  color: var(--trail-ink-soft);
}

.trail-cases {
  position: relative;
  padding: var(--trail-section-large) 0 var(--trail-section);
  overflow: hidden;
}

.trail-cases__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 30px);
  margin-top: clamp(40px, 6vw, 84px);
}

.trail-case-card {
  position: relative;
  display: block;
  aspect-ratio: 316 / 470;
  overflow: hidden;
  color: var(--trail-white);
}

.trail-case-card img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.trail-case-card:hover img {
  transform: scale(1.045);
}

.trail-case-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(30, 31, 59, 0.08), rgba(30, 31, 59, 0.9));
}

.trail-case-card__content {
  position: absolute;
  inset: auto 0 0;
  padding: clamp(18px, 2vw, 30px);
}

.trail-case-card h3 {
  margin: 0 0 18px;
  font-family: var(--trail-font-serif);
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 500;
  line-height: 1;
}

.trail-case-card p {
  min-height: 5.5em;
  margin: 0 0 20px;
  font-size: 0.92rem;
  line-height: 1.9;
}

.trail-clients {
  padding: clamp(54px, 8vw, 100px) 0;
  overflow: hidden;
  background: var(--trail-navy);
  color: var(--trail-white);
}

.trail-clients h3 {
  width: var(--trail-container);
  margin: 0 auto 30px;
  font-family: var(--trail-font-roman);
  font-size: clamp(2.75rem, 6vw, 5.5rem);
  font-weight: 300;
}

.trail-marquee {
  display: flex;
  overflow: hidden;
  margin-top: 18px;
}

.trail-marquee__track {
  display: flex;
  gap: 16px;
  min-width: max-content;
  animation: trailMarquee 34s linear infinite;
}

.trail-marquee--reverse .trail-marquee__track {
  animation-direction: reverse;
}

.trail-client-logo {
  display: grid;
  width: clamp(170px, 18vw, 260px);
  aspect-ratio: 2.3 / 1;
  margin: 0;
  place-items: center;
  background: var(--trail-white);
}

.trail-client-logo img {
  width: 72%;
  max-height: 58%;
  object-fit: contain;
}

@keyframes trailMarquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.trail-members {
  position: relative;
  min-height: clamp(620px, 72vw, 980px);
  overflow: hidden;
  background: var(--trail-navy);
  color: var(--trail-white);
}

.trail-members__bg {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  gap: 14px;
  opacity: 0.54;
  transform: rotate(-8deg) scale(1.08);
}

.trail-members__bg figure {
  margin: 0;
  aspect-ratio: 210 / 280;
  overflow: hidden;
}

.trail-members__bg img {
  height: 100%;
  object-fit: cover;
}

.trail-members__panel {
  position: absolute;
  inset: 50% auto auto 50%;
  width: min(calc(100% - 48px), 660px);
  padding: clamp(34px, 5vw, 72px);
  background: rgba(30, 31, 59, 0.88);
  text-align: center;
  transform: translate(-50%, -50%);
}

.trail-members__panel span {
  font-size: 0.92rem;
}

.trail-members__panel h2 {
  margin: 6px 0 14px;
  font-family: var(--trail-font-roman);
  font-size: clamp(3.4rem, 8vw, 8.5rem);
  font-weight: 300;
  line-height: 0.9;
}

.trail-news {
  padding: var(--trail-section) 0;
}

.trail-news__grid,
.trail-company__grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.38fr) minmax(0, 1fr);
  gap: clamp(40px, 8vw, 120px);
}

.trail-news__list {
  border-top: 1px solid var(--trail-navy);
}

.trail-news__item {
  display: grid;
  grid-template-columns: 124px minmax(0, 1fr) 42px;
  gap: 24px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--trail-navy);
}

.trail-news__item span:first-child {
  font-family: var(--trail-font-utility);
  font-size: 0.92rem;
}

.trail-company {
  position: relative;
  padding: var(--trail-section) 0;
}

.trail-company__links {
  border-top: 1px solid var(--trail-navy);
}

.trail-company__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(26px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--trail-navy);
}

.trail-company__links strong,
.trail-company__links em {
  display: block;
}

.trail-company__links strong {
  font-family: var(--trail-font-serif);
  font-size: clamp(1.45rem, 2.4vw, 2.7rem);
  font-weight: 500;
}

.trail-company__links em {
  margin-top: 4px;
  font-family: var(--trail-font-roman);
  font-size: clamp(1rem, 1.6vw, 1.45rem);
  font-style: normal;
}

.trail-contact {
  padding: var(--trail-section) 0;
  background: var(--trail-navy);
  color: var(--trail-white);
}

.trail-contact__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: center;
}

.trail-contact h2 {
  margin: 0 0 4px;
  font-family: var(--trail-font-serif);
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 500;
}

.trail-contact__label {
  margin: 0 0 22px;
  font-family: var(--trail-font-roman);
  font-size: clamp(3rem, 7vw, 7.5rem);
  font-weight: 300;
  line-height: 0.9;
}

.trail-contact__actions {
  display: grid;
  gap: 16px;
}

.trail-contact__actions a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
  padding: 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.54);
}

.trail-contact__phone {
  margin: 10px 0 0;
  font-family: var(--trail-font-roman);
  font-size: clamp(1.8rem, 4vw, 4rem);
  line-height: 1;
}

.trail-footer {
  padding: clamp(48px, 7vw, 90px) 0;
  border-top: 1px solid var(--trail-navy);
}

.trail-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(40px, 8vw, 120px);
}

.trail-footer__brand {
  margin-bottom: 24px;
  font-family: var(--trail-font-utility);
  font-size: clamp(2rem, 5vw, 5rem);
  line-height: 1;
}

.trail-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 24px;
}

.trail-text-link {
  display: inline-grid;
  grid-template-columns: auto minmax(70px, 150px) 38px;
  gap: 18px;
  align-items: center;
  margin-top: 28px;
  font-weight: 600;
}

.trail-text-link__line {
  height: 1px;
  background: currentColor;
}

.trail-round-arrow {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 38px;
  border: 1px solid currentColor;
  border-radius: 50%;
  transition: background-color 0.32s ease, color 0.32s ease, transform 0.32s ease;
}

.trail-round-arrow::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 11px;
  height: 11px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  content: "";
  transform: translate(-62%, -50%) rotate(45deg);
  transition: transform 0.32s ease;
}

.trail-text-link:hover .trail-round-arrow,
.trail-news__item:hover .trail-round-arrow,
.trail-company__links a:hover .trail-round-arrow,
.trail-contact__actions a:hover .trail-round-arrow,
.trail-case-card:hover .trail-round-arrow {
  transform: translateX(4px);
}

.trail-text-link:hover .trail-round-arrow::before,
.trail-news__item:hover .trail-round-arrow::before,
.trail-company__links a:hover .trail-round-arrow::before,
.trail-contact__actions a:hover .trail-round-arrow::before,
.trail-case-card:hover .trail-round-arrow::before {
  transform: translate(-42%, -50%) rotate(45deg);
}

.trail-motion-ready [data-motion]:not([data-motion="hero"]):not([data-motion="stagger"]) {
  opacity: 0;
  transform: translate3d(0, 48px, 0);
  transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--trail-motion-delay, 0ms);
  will-change: opacity, transform;
}

.trail-motion-ready [data-motion]:not([data-motion="hero"]):not([data-motion="stagger"]).is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.trail-motion-ready [data-motion="hero"] .trail-hero__title span,
.trail-motion-ready [data-motion="hero"] .trail-hero__roman,
.trail-motion-ready [data-motion="hero"] .trail-hero__stage {
  opacity: 0;
  transform: translate3d(0, 34px, 0);
  transition: opacity 0.95s ease, transform 0.95s cubic-bezier(0.22, 1, 0.36, 1);
}

.trail-motion-ready [data-motion="hero"] .trail-hero__roman {
  transition-delay: 120ms;
}

.trail-motion-ready [data-motion="hero"] .trail-hero__stage {
  transition-delay: 220ms;
}

.trail-motion-ready [data-motion="hero"].is-visible .trail-hero__title span,
.trail-motion-ready [data-motion="hero"].is-visible .trail-hero__roman,
.trail-motion-ready [data-motion="hero"].is-visible .trail-hero__stage {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.trail-motion-ready [data-motion="stagger"] > * {
  opacity: 0;
  transform: translate3d(0, 44px, 0);
  transition: opacity 0.86s ease, transform 0.86s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--trail-motion-delay, 0ms);
  will-change: opacity, transform;
}

.trail-motion-ready [data-motion="stagger"].is-visible > * {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.trail-motion-ready [data-motion] .trail-line::before {
  --trail-line-scale: 0;
  opacity: 0.3;
  transition: opacity 1s ease, transform 1.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.trail-motion-ready [data-motion].is-visible .trail-line::before {
  --trail-line-scale: 1;
  opacity: 1;
}

.trail-motion-ready [data-motion] .trail-line span {
  opacity: 0;
  transition: opacity 0.7s ease 0.85s;
}

.trail-motion-ready [data-motion].is-visible .trail-line span {
  opacity: 1;
}

.trail-motion-ready .trail-members.is-visible .trail-members__bg {
  animation: trailMembersDrift 28s ease-in-out infinite alternate;
}

@keyframes trailMembersDrift {
  from {
    transform: rotate(-8deg) scale(1.08) translate3d(-1.5%, -1%, 0);
  }
  to {
    transform: rotate(-8deg) scale(1.12) translate3d(1.5%, 1%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .trail-page *,
  .trail-page *::before,
  .trail-page *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .trail-motion-ready [data-motion],
  .trail-motion-ready [data-motion] > *,
  .trail-motion-ready [data-motion="hero"] .trail-hero__title span,
  .trail-motion-ready [data-motion="hero"] .trail-hero__roman,
  .trail-motion-ready [data-motion="hero"] .trail-hero__stage {
    opacity: 1 !important;
    transform: none !important;
  }
}

@media (max-width: 1024px) {
  .trail-header {
    grid-template-columns: 1fr auto;
  }

  .trail-header__nav,
  .trail-header__ctas {
    display: none;
  }

  .trail-header__menu {
    display: grid;
    place-items: center;
  }

  .trail-message__grid,
  .trail-business__grid,
  .trail-news__grid,
  .trail-company__grid,
  .trail-contact__inner,
  .trail-footer__grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  :root {
    --trail-container: min(100% - 32px, 1180px);
    --trail-wide: min(100% - 32px, 1500px);
  }

  .trail-header {
    min-height: 64px;
    padding: 0 16px;
  }

  .trail-hero__title {
    font-size: clamp(2.3rem, 11vw, 4rem);
  }

  .trail-hero__stage {
    width: 100%;
    aspect-ratio: 390 / 560;
  }

  .trail-cases__grid {
    grid-template-columns: 1fr;
  }

  .trail-news__item {
    grid-template-columns: 1fr 38px;
  }

  .trail-news__item span:first-child {
    grid-column: 1 / -1;
  }

  .trail-members__bg {
    grid-template-columns: repeat(3, minmax(120px, 1fr));
  }

  .trail-footer__nav {
    grid-template-columns: 1fr;
  }
}