/* ==========================================================================
   Header Component
   ========================================================================== */
.site-header {
  background-color: var(--color-white);
  padding: 16px var(--container-padding);
  border-bottom: 1px solid #f0f0f0;
}

.site-header__inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-header__logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-header__logo-text {
  font-size: 0.875rem;
  font-weight: 700;
  color: #222222;
  letter-spacing: 0.05em;
}

.site-header__nav-list {
  display: flex;
  gap: 24px;
  list-style: none;
}

.site-header__nav-link {
  font-size: 0.75rem;
  color: var(--color-text-sub);
  font-weight: 500;
}

.site-header__nav-link:hover {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .site-header__nav {
    display: none;
  }
}

/* ヘッダー周りの不要な下線・影を解消 */
header,
.header,
.site-header,
.header__inner {
  border: none;
  border-bottom: none;
  box-shadow: none;
}


/* ==========================================================================
   Intro Section Component
   ========================================================================== */
.company-intro {
  background: linear-gradient(90deg, var(--grad-start) 0%, var(--grad-end) 100%);
  padding: 40px 0;
  text-align: center;
}

.company-intro__catch {
  font-size: 0.9375rem;
  color: var(--color-text-main);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.company-intro__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-text-main);
  font-weight: 700;
  margin-bottom: 24px;
}

.company-intro__desc {
  font-size: 0.875rem;
  color: var(--color-text-sub);
}

@media (max-width: 768px) {
  .company-intro__catch {
    font-size: 0.85rem;
  }
  .company-intro__title {
    font-size: 1.25rem;
  }
}

/* ==========================================================================
   About Section Component
   ========================================================================== */
.company-about {
  background-color: var(--color-white);
}

.company-about__container {
  display: flex;
  align-items: center;
  gap: 48px;
}

.company-about__content {
  flex: 1 1 60%;
}

.company-about__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.company-about__heading {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 32px;
  position: relative;
  display: inline-block;
}

.company-about__heading::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
}

.company-about__body {
  font-size: 0.875rem;
  color: var(--color-text-main);
  line-height: 2;
}

.company-about__body p + p {
  margin-top: 16px;
}

.company-about__image {
  flex: 1 1 40%;
  display: flex;
  justify-content: center;
}

.company-about__image-frame {
  width: 256px;
  height: 320px;
  background-color: var(--color-bg-light);
  padding: 8px;
  border-radius: 200px 200px 40px 40px;
  overflow: hidden;
}

.company-about__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 200px 200px 40px 40px;
}

@media (max-width: 768px) {
  .company-about__container {
    flex-direction: column;
    gap: 32px;
  }
  .company-about__content,
  .company-about__image {
    width: 100%;
  }
  .company-about__heading {
    font-size: 1.35rem;
  }
}

/* ==========================================================================
   Needs Section Component
   ========================================================================== */
.company-needs {
  padding: 32px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-bg-light);
  border-bottom: 1px solid var(--color-bg-light);
  text-align: center;
}

.company-needs__lead {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  margin-bottom: 24px;
}

.company-needs__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  list-style: none;
}

.company-needs__tag {
  border: 1.5px solid var(--color-accent);
  border-radius: 9999px;
  padding: 6px 20px;
  font-size: 0.85rem;
  color: var(--color-text-main);
  background-color: var(--color-white);
  white-space: nowrap;
}


/* ========================================
   HEADER / Navigation
   ======================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1920px;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
  transition: box-shadow var(--transition), background var(--transition);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* ── Logo ── */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header-logo__img {
  height: 36px;
  width: auto;
  display: block;
}

/* ── Global Nav ── */
.global-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.global-nav__list {
  display: flex;
  align-items: center;
  gap: 0;
}

.global-nav__item a {
  display: block;
  padding: 8px 14px;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--clr-navy);
  white-space: nowrap;
  position: relative;
}

.global-nav__item a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--clr-gold);
  transform: scaleX(0);
  transition: transform var(--transition);
}


.global-nav__item a:hover::after {
  transform: scaleX(1);
}

/* ── Hamburger ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
}

.hamburger__line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.is-open .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-open .hamburger__line:nth-child(2) {
  opacity: 0;
}
.hamburger.is-open .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Menu ── */
.mobile-nav {
  display: flex;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: #f2faff;
  z-index: 99;
  padding: 32px 24px;
  overflow-y: auto;
  flex-direction: column;
  gap: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .3s ease, visibility .3s ease;
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
}

.mobile-nav__item a,
.mobile-nav__link {
  display: block;
  padding: 16px 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 500;
  color: var(--clr-navy);
  border-bottom: 1px solid var(--clr-gray-light);
  letter-spacing: .06em;
}

.mobile-nav__cta {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-nav__cta .btn {
  width: 100%;
  justify-content: center;
  font-size: 14px;
}

/* ── Responsive ── */

@media (max-width: 1024px) {

  .global-nav__item a {
    padding: 8px 10px;
    font-size: 12px;
  }

  .global-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .header-inner {
    padding-inline: 20px;
    height: 60px;
  }

  .header-logo__img {
    height: 30px;
  }

  .mobile-nav {
    top: 60px;
    padding: 24px 20px 32px;
  }

  .mobile-nav__cta .btn--primary[href="#contact"] {
    color: #FFF;
    line-height: 25px;
  }
}


.site-footer {
  padding-block: 80px 40px;
  font-family: var(--font-serif);
}

.footer__inner {
  max-width: 1300px;
  margin-inline: auto;
  padding-inline: 40px;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 56px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer__logo-img {
  height: 50px;
  width: auto;
}

.footer__address {
  font-size: 16px;
  line-height: 1.9;
  color: var(--clr-text);
  letter-spacing: .06em;
}

.footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 40px;
}

.footer__nav {
  display: flex;
  gap: 120px;
}

.footer__nav-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
  list-style: none;
}

.footer__nav-col a {
  font-size: 16px;
  color: var(--clr-text);
  letter-spacing: .06em;
  transition: var(--transition);
}

.footer__nav-col a:hover {
  color: var(--clr-key-1);
}

.footer__sns {
  display: flex;
  gap: 24px;
  align-items: center;
}

.footer__sns-link img {
  width: auto;
  height: 30px;
  object-fit: contain;
  transition: var(--transition);
}

.footer__sns-link:hover {
  opacity: .75;
}

.footer__bottom {
  padding-top: 24px;
  text-align: center;
}

.footer__copyright {
  font-family: var(--font-jakarta);
  font-size: 13px;
  color: #0C1C37;
  letter-spacing: .08em;
}

/* ── CTA Banner (fixed floating) ── */
.cta-banner {
  position: fixed;
  bottom: 30px;
  right: 20px;
  z-index: 90;
  background: var(--clr-blue);
  border-radius: var(--radius-lg);
}

/* 初回入場：下から出す（JS の is-cta-initial-in 時のみ） */
.cta-banner.is-cta-initial-in {
  animation: ctaSlideUp 0.55s ease forwards;
}

/* Footer 手前：opacity のみでフェードアウト */
.cta-banner.is-footer-near {
  animation: ctaFadeOut 0.5s ease forwards;
  pointer-events: none;
}

/* フッターから戻るとき：opacity のみでフェードイン */
.cta-banner.is-cta-fadein {
  animation: ctaFadeIn 0.5s ease forwards;
}

.cta-banner__link {
  display: block;
  position: relative;
  background: var(--clr-accent);
  border-radius: var(--radius-lg);
  padding: 24px 40px 14px;
  min-width: 275px;
  transform: translate(-5px, -5px);
  transition: transform var(--transition);
  z-index: 100;
}

.cta-banner__label {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: .12em;
  color: var(--clr-navy);
  border: 1px solid var(--clr-accent);
  border-radius: var(--radius-md);
  background: var(--clr-white);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 0 12px;
  white-space: nowrap;
}

.cta-banner__content {
  color: var(--clr-white);
  text-align: center;
}

.cta-banner__title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1;
  margin-bottom: 10px;
}

.cta-banner__text {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1;
}

.cta-banner__icon {
  position: absolute;
  bottom: 15px;
  right: 15px;
  width: 35px;
}

.cta-banner__img {
  position: absolute;
  bottom: 0px;
  right: -15px;
  width: 75px;
  transition: transform var(--transition);
}

.cta-banner__link:hover {
  transform: translate(0, 0);
}

.cta-banner__link:hover .cta-banner__img {
  transform: rotate(7deg);
}

/* CTA 入場 */
@keyframes ctaSlideUp {
  from {
    transform: translateY(20px);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes ctaFadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes ctaFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (max-width: 1024px) {
  .site-footer {
    padding-block: 30px 32px;
  }

  .footer__inner {
    max-width: 700px;
    padding-inline: 20px;
  }

  .footer__top {
    flex-direction: column;
    gap: 32px;
    padding-bottom: 36px;
  }

  .footer__logo-img {
    height: 36px;
  }

  .footer__address {
    font-size: 13px;
    line-height: 1.8;
  }

  .footer__right {
    width: 100%;
    gap: 28px;
  }

  .footer__nav {
    width: 100%;
    gap: 28px;
    justify-content: space-around;
  }

  .footer__nav-col {
    gap: 14px;
  }

  .footer__nav-col a {
    font-size: 14px;
  }

  .footer__sns {
    gap: 20px;
    margin: auto;
  }

  .footer__sns-link img {
    height: 26px;
  }

  .cta-banner {
    right: 12px;
    bottom: 12px;
    max-width: calc(100vw - 24px);
    border-radius: var(--radius-sm);
  }

  .cta-banner__link {
    min-width: 0;
    width: min(300px, calc(100vw - 24px));
    padding: 24px 56px 20px 18px;
    border-radius: var(--radius-sm);
    transform: none;
  }

  .cta-banner__label {
    max-width: calc(100% - 24px);
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 11px;
    line-height: 20px;
    letter-spacing: .06em;
  }

  .cta-banner__content {
    text-align: left;
  }

  .cta-banner__title {
    font-size: 12px;
  }

  .cta-banner__text {
    font-size: 15px;
  }

  .cta-banner__icon {
    width: 24px;
  }

  .cta-banner__img {
    right: -6px;
    width: 56px;
  }

  .cta-banner__link:hover {
    transform: none;
  }
}

@media (max-width: 767px) {
  .footer__nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, max-content));
    gap: 32px;
    justify-content: space-around;
  }

  .footer__nav-col {
    gap: 12px;
  }

  .footer__nav-col a {
    font-size: 13px;
    line-height: 1.5;
    white-space: nowrap;
  }

  .cta-banner {
    right: 50%;
    transform: translateX(50%);
  }
}