/* ============================================================
   Base
   ============================================================ */
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-ink);
  background-color: var(--color-base);
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--color-accent);
  color: #fff;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  opacity: 0.7;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad-x-sp);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--pad-x-pc);
  }
}

.section {
  padding-block: var(--section-y-sp);
}

@media (min-width: 768px) {
  .section {
    padding-block: var(--section-y-pc);
  }
}

/* Shared: English label + JP heading pair */
.label {
  display: block;
  font-family: var(--font-en);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin-bottom: 1rem;
}

.heading-jp {
  font-family: var(--font-jp);
  font-size: var(--fs-section-jp);
  font-weight: 700;
  line-height: 1.6;
  color: var(--color-ink);
  margin: 0;
}

.heading-en {
  font-family: var(--font-en);
  font-size: var(--fs-section-en);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin: 0;
}

.section__head {
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.lead {
  color: var(--color-ink-2);
  font-size: 1rem;
  line-height: 1.9;
  margin: 0;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Photo hover wrapper */
.photo {
  overflow: hidden;
  border-radius: var(--radius);
}

.photo picture {
  display: block;
  width: 100%;
  height: 100%;
}

.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease);
}

.photo:hover img {
  transform: scale(1.03);
}

.photo-credit {
  font-size: 0.68rem;
  line-height: 1.6;
  color: var(--color-ink-2);
  margin: 0.6rem 0 0;
}

/* Photo placeholder slot — awaiting client-supplied photography */
.photo-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.5rem;
  text-align: center;
  background: var(--color-tag-bg);
  border: 1.5px dashed var(--color-accent-warm);
  border-radius: var(--radius);
}

.photo-slot__label {
  font-family: var(--font-en);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin: 0;
}

.photo-slot__text {
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--color-ink-2);
  margin: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  transition: background 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}

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

.btn--primary:hover {
  opacity: 1;
  background: var(--color-accent-hover);
  box-shadow: 0 8px 22px rgba(42, 38, 34, 0.18);
  color: #fff;
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn--ghost:hover {
  opacity: 1;
  background: #fff;
  color: var(--color-ink);
}

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.arrow-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  transition: transform 0.25s ease;
}

.arrow-link:hover svg {
  transform: translateX(4px);
}

/* Category tag */
.tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-warm);
  background: var(--color-tag-bg);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
}

/* ============================================================
   Header
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-base);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header.is-scrolled {
  background: var(--color-surface);
  box-shadow: 0 1px 12px rgba(120, 96, 66, 0.08);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: var(--header-h);
}

.header__logo {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-ink);
  line-height: 1.1;
}

.header__logo span {
  display: block;
  font-family: var(--font-jp);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-ink-2);
}

.header__logo:hover {
  opacity: 1;
}

.header__nav {
  display: none;
}

@media (min-width: 1024px) {
  .header__nav {
    display: flex;
    align-items: center;
    gap: 1.9rem;
  }
}

.header__nav-link {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-ink);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header__cta {
  display: none;
}

@media (min-width: 768px) {
  .header__cta {
    display: inline-flex;
  }
}

/* Mobile menu toggle */
.header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0 8px;
}

@media (min-width: 1024px) {
  .header__toggle {
    display: none;
  }
}

.header__toggle span {
  display: block;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.header.is-menu-open .header__toggle span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.header.is-menu-open .header__toggle span:nth-child(2) {
  opacity: 0;
}

.header.is-menu-open .header__toggle span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.5rem var(--pad-x-sp) 1.5rem;
  background: var(--color-surface);
  border-top: var(--border);
}

.header.is-menu-open .mobile-nav {
  display: flex;
}

@media (min-width: 1024px) {
  .mobile-nav {
    display: none !important;
  }
}

.mobile-nav a {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  padding: 0.75rem 0;
  border-bottom: var(--border);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: clamp(560px, 88vh, 820px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: 55% 50%;
  animation: heroZoom 18s ease-in-out infinite alternate;
}

.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
      105deg,
      rgba(42, 38, 34, 0.66) 0%,
      rgba(42, 38, 34, 0.4) 46%,
      rgba(42, 38, 34, 0) 74%
    ),
    linear-gradient(
      180deg,
      rgba(42, 38, 34, 0.26) 0%,
      rgba(42, 38, 34, 0.2) 42%,
      rgba(42, 38, 34, 0.72) 100%
    );
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: 0 var(--pad-x-sp) clamp(3rem, 7vw, 5.5rem);
}

@media (min-width: 768px) {
  .hero__inner {
    padding-inline: var(--pad-x-pc);
  }
}

.hero__en {
  font-family: var(--font-en);
  font-size: var(--fs-hero-en);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0 0 1rem;
}

.hero__jp {
  font-family: var(--font-jp);
  font-size: var(--fs-hero-jp);
  font-weight: 500;
  color: #fff;
  margin: 0 0 2rem;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 2rem;
}

.hero__meta span:first-child {
  font-family: var(--font-jp);
  letter-spacing: 0.04em;
}

/* ============================================================
   Vision
   ============================================================ */
.vision__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

@media (min-width: 768px) {
  .vision__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.vision__lead {
  color: var(--color-ink-2);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 2.1;
  margin: 1.75rem 0 0;
}

.vision__photo {
  aspect-ratio: 4 / 5;
}

@media (min-width: 768px) {
  .vision__photo {
    aspect-ratio: 8 / 5;
  }
}

/* ============================================================
   Solution
   ============================================================ */
.solution {
  background: var(--color-surface);
}

.solution__grid {
  display: grid;
  gap: var(--gutter);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .solution__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.solution-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(120, 96, 66, 0.05);
  transition: box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}

.solution-card:hover {
  box-shadow: 0 14px 34px rgba(120, 96, 66, 0.11);
  transform: translateY(-3px);
}

a.solution-card {
  color: inherit;
}

a.solution-card:hover {
  opacity: 1;
}

a.solution-card:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.solution-card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.solution-card__media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.solution-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease);
}

.solution-card:hover .solution-card__media img {
  transform: scale(1.03);
}

.solution-card__body {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.5rem;
}

.solution-card__en {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin: 0.9rem 0 0.35rem;
}

.solution-card__title {
  font-family: var(--font-jp);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-ink);
  margin: 0 0 0.75rem;
}

.solution-card__text {
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--color-ink-2);
  margin: 0 0 1rem;
}

.solution-card__services {
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--color-ink);
  padding-top: 1rem;
  margin: 0 0 1.25rem;
  border-top: var(--border);
}

.solution-card__link {
  margin-top: auto;
}

.solution-card__cat {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  font-size: 1.5rem;
  line-height: 1;
  filter: grayscale(0.1);
}


/* ============================================================
   Story
   ============================================================ */
.story__list {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
}

.story-item {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 768px) {
  .story-item {
    grid-template-columns: 1.15fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .story-item:nth-child(even) .story-item__media {
    order: 2;
  }
}

.story-item__media {
  aspect-ratio: 16 / 10;
}

.story-item__meta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1rem;
}

.story-item__date {
  font-family: var(--font-en);
  font-size: 0.78rem;
  color: var(--color-ink-2);
}

.story-item__title {
  font-family: var(--font-jp);
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-ink);
  margin: 0 0 0.9rem;
}

.story-item__text {
  font-size: 0.9rem;
  line-height: 1.95;
  color: var(--color-ink-2);
  margin: 0 0 1.25rem;
}

/* ============================================================
   Company
   ============================================================ */
.company {
  background: var(--color-tag-bg);
}

.company__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
}

@media (min-width: 768px) {
  .company__grid {
    grid-template-columns: 0.8fr 1.2fr;
  }
}

.company__dl {
  margin: 0;
  border-top: var(--border);
}

.company__row {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: var(--border);
}

@media (max-width: 520px) {
  .company__row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

.company__dt {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin: 0;
  padding-top: 0.15rem;
}

.company__dd {
  font-size: 0.95rem;
  color: var(--color-ink);
  margin: 0;
  line-height: 1.8;
}

.company__established {
  margin: 1.75rem 0 0;
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-ink-2);
}

/* ============================================================
   News
   ============================================================ */
.news__grid {
  display: grid;
  gap: var(--gutter);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .news__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.news-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-accent-warm);
  text-align: left;
  background: none;
}

.news-card__meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.news-card__date {
  font-family: var(--font-en);
  font-size: 0.78rem;
  color: var(--color-ink-2);
}

.news-card__title {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.7;
  color: var(--color-ink);
  margin: 0;
}

button.news-card {
  cursor: pointer;
  width: 100%;
  transition: opacity 0.2s ease;
}

button.news-card:hover {
  opacity: 0.65;
}

/* News modal */
.news-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.news-modal.is-open {
  display: flex;
}

.news-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(42, 38, 34, 0.5);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.news-modal.is-visible .news-modal__backdrop {
  opacity: 1;
}

.news-modal__panel {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: 0 30px 70px rgba(42, 38, 34, 0.26);
  padding: clamp(1.75rem, 5vw, 3rem);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.news-modal.is-visible .news-modal__panel {
  opacity: 1;
  transform: none;
}

.news-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  border-radius: var(--radius-pill);
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-base);
  border: var(--border);
  border-radius: var(--radius);
  color: var(--color-ink);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.news-modal__close:hover {
  background: var(--color-accent);
  color: #fff;
}

.news-modal__meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.news-modal__title {
  font-family: var(--font-jp);
  font-size: clamp(1.2rem, 2.6vw, 1.5rem);
  font-weight: 700;
  line-height: 1.6;
  color: var(--color-ink);
  margin: 0 0 1.25rem;
}

.news-modal__body {
  font-size: 0.95rem;
  line-height: 2;
  color: var(--color-ink-2);
  margin: 0;
}

/* ============================================================
   Contact
   ============================================================ */
.contact {
  background: var(--color-surface);
}

.contact__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 0.9fr 1.1fr;
  }
}

.contact__tel {
  display: inline-block;
  font-family: var(--font-en);
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--color-ink);
  margin: 1.5rem 0 0.3rem;
}

.contact__tel-note {
  font-size: 0.85rem;
  color: var(--color-ink-2);
  margin: 0;
}

.contact-form {
  position: relative;
}

.form-hp {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.grecaptcha-badge {
  z-index: 99999 !important;
}

.contact-form__group {
  margin-bottom: 1.25rem;
}

.contact-form__label {
  display: block;
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-2);
  margin-bottom: 0.5rem;
}

.contact-form__label span {
  font-family: var(--font-jp);
  text-transform: none;
  letter-spacing: 0;
  margin-left: 0.4rem;
}

.contact-form__input,
.contact-form__select,
.contact-form__textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-ink);
  background: var(--color-base);
  border: var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(184, 146, 106, 0.22);
}

.contact-form__textarea {
  min-height: 9rem;
  resize: vertical;
}

.contact-form__submit {
  width: 100%;
  border-radius: var(--radius-pill);
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
}

.contact-form__submit:disabled {
  opacity: 0.55;
  cursor: default;
}

.contact-form__note {
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--color-ink-2);
  margin: 1rem 0 0;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  position: relative;
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.75);
  padding-block: clamp(3rem, 7vw, 4.5rem);
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer__logo {
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 1rem;
}

.footer__logo span {
  display: block;
  font-family: var(--font-jp);
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 0.2rem;
}

.footer__address {
  font-size: 0.82rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

.footer__tel-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--font-en);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
}

.footer__tel-link:hover {
  opacity: 1;
  color: var(--color-accent-warm);
}

.footer__heading {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin: 0 0 1rem;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer__link {
  font-family: var(--font-en);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.75);
}

.footer__link:hover {
  opacity: 1;
  color: #fff;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 2.75rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.footer__copy {
  font-family: var(--font-en);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.45);
  margin: 0;
}

.footer__cat {
  font-size: 1.6rem;
  line-height: 1;
}

/* ============================================================
   Keyframes
   ============================================================ */
@keyframes heroZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__bg img { animation: none; }
  .reveal { transition: none; }
  .photo img,
  .solution-card__media img { transition: none; }
}