@import url("https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700;900&display=swap");

/*! Yaku Han JP v4.1.1 (OFL-1.1 AND MIT) by Qrac | YakuHanJP */
@font-face {
  font-family: "YakuHanJP";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/YakuHanJP/YakuHanJP-Medium.woff2") format("woff2");
  unicode-range: U+3001, U+3002, U+3008, U+3009, U+300a, U+300b, U+300c, U+300d, U+300e, U+300f, U+3010,
    U+3011, U+3014, U+3015, U+30fb, U+ff01, U+ff08, U+ff09, U+ff1a, U+ff1b, U+ff1f, U+ff3b, U+ff3d,
    U+ff5b, U+ff5d;
}

@font-face {
  font-family: "YakuHanJP";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/YakuHanJP/YakuHanJP-Bold.woff2") format("woff2");
  unicode-range: U+3001, U+3002, U+3008, U+3009, U+300a, U+300b, U+300c, U+300d, U+300e, U+300f, U+3010,
    U+3011, U+3014, U+3015, U+30fb, U+ff01, U+ff08, U+ff09, U+ff1a, U+ff1b, U+ff1f, U+ff3b, U+ff3d,
    U+ff5b, U+ff5d;
}

:root {
  --header-height: 80px;
  --font-ja: "Zen Kaku Gothic New", system-ui, sans-serif;
  --font-display: "victorian-orchid", serif;
  --ink: #323333;
  --muted: #323333;
  --red: #db0016;
  --aqua: #00aebe;
  --paper: #ffffff;
  --soft: #eeeaec;
  --line: #e4e0e2;
  --footer: #030507;
  --text-base: 16px;
  --text-small: 12px;
  --text-large: 20px;
}

* {
  box-sizing: border-box;
}

::selection {
  background: #2a92a74d;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ja);
  font-size: var(--text-base);
  font-weight: 500;
  line-height: 1.9;
  letter-spacing: 0;
}

main {
  flex: 1 0 auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

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

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

.bg_gray {
  background-color: var(--soft);
}

button {
  font: inherit;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 34px;
  height: 80px;
  padding: 0 48px;
  background: transparent;
  color: var(--ink);
  transition:
    background-color 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.3s ease;
}

body:not(.home-page) .site-header {
  background: #fff;
}

.site-header.is-scrolled {
  box-shadow: none;
}

.brand {
  margin-right: auto;
}

.brand-logo {
  width: 103px;
  height: auto;
  transition: filter 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.footer-brand {
  display: block;
  width: 128px;
}

.footer-brand img {
  width: 100%;
  height: auto;
}

.global-nav {
  display: flex;
  align-self: stretch;
  align-items: center;
  gap: 27px;
  font-family: var(--font-ja);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.global-nav a {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}

.global-nav a::after {
  position: absolute;
  right: 50%;
  bottom: 0;
  left: 50%;
  height: 2px;
  background: #db0016;
  content: "";
  transition: right 0.25s ease, left 0.25s ease;
}

.global-nav a[aria-current="page"]::after {
  right: 0;
  left: 0;
}

@media (hover: hover) and (pointer: fine) {
  .global-nav a:hover::after {
    right: 0;
    left: 0;
  }
}

.header-contact {
  --header-contact-text-color: #616c86;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 130px;
  min-height: 28px;
  overflow: hidden;
  border: 1px solid #c9ced1;
  border-radius: 999px;
  color: transparent;
  font-size: 14px;
  font-weight: 700;
  transition: border-color 0.4s ease, background-color 0.4s ease, color 0.4s ease;
}

.header-contact::before,
.header-contact::after {
  content: "ご相談はこちら";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--header-contact-text-color);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.header-contact::after {
  transform: translateY(-100%);
}

.header-contact:focus-visible {
  --header-contact-text-color: #fff;
  border-color: #616c86;
  background: #616c86;
  color: transparent;
}

@media (hover: hover) and (pointer: fine) {
  .header-contact:hover::before {
    transform: translateY(100%);
  }

  .header-contact:hover::after {
    transform: translateY(0);
  }
}

.menu-button {
  position: relative;
  z-index: 2;
  display: inline-grid;
  place-items: center;
  width: 70px;
  height: 50px;
  margin-right: -16px;
  border: 0;
  background: transparent;
  cursor: pointer;
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.menu-button span {
  grid-area: 1 / 1;
  width: 50px;
  height: 1px;
  background: #db0016;
  transition:
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    background-color 0.4s ease;
}

.menu-button span:first-child {
  transform: translateY(-6px);
}

.menu-button span:last-child {
  transform: translateY(6px);
}

@media (hover: hover) and (pointer: fine) {
  .menu-button:hover {
    opacity: 0.7;
  }

  .menu-button[aria-expanded="false"]:hover span:first-child {
    transform: translateY(-8px);
  }

  .menu-button[aria-expanded="false"]:hover span:last-child {
    transform: translateY(8px);
  }
}

.menu-button[aria-expanded="true"] span:first-child {
  transform: rotate(45deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  transform: rotate(-45deg);
}

.menu-layer {
  position: fixed;
  inset: 0;
  z-index: 60;
  overflow: hidden;
  visibility: hidden;
  pointer-events: none;
  transition: visibility 0s linear 0.4s;
}

.menu-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: rgba(0, 0, 0, 0.38);
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.4s ease;
}

.side-menu {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  align-items: center;
  width: 50vw;
  height: 100%;
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 18% 15%, rgba(255, 255, 255, 0.68) 0 12%, transparent 38%),
    radial-gradient(circle at 82% 72%, rgba(255, 255, 255, 0.5) 0 10%, transparent 36%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.36), rgba(238, 246, 247, 0.14));
  background-size: 160% 160%, 180% 180%, 100% 100%;
  box-shadow: -18px 0 50px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(20px) saturate(145%);
  -webkit-backdrop-filter: blur(20px) saturate(145%);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  animation: glass-flow 16s ease-in-out infinite alternate;
}

.side-menu::before,
.side-menu::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
  filter: blur(24px);
}

.side-menu::before {
  inset: -25%;
  background:
    radial-gradient(ellipse at 25% 35%, rgba(255, 255, 255, 0.88) 0 10%, transparent 34%),
    radial-gradient(ellipse at 72% 28%, rgba(187, 234, 239, 0.42) 0 8%, transparent 30%),
    radial-gradient(ellipse at 58% 78%, rgba(255, 255, 255, 0.72) 0 12%, transparent 38%);
  animation: glass-current 14s ease-in-out infinite alternate;
}

.side-menu::after {
  top: 22%;
  left: -22%;
  width: 80%;
  height: 42%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.34);
  animation: glass-ripple 10s ease-in-out infinite alternate;
}

.side-menu-close {
  position: fixed;
  z-index: 2;
  top: 17px;
  right: 38px;
  display: grid;
  place-items: center;
  width: 70px;
  height: 45px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.side-menu-close span {
  grid-area: 1 / 1;
  width: 52px;
  height: 1px;
  background: #323333;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.side-menu-close span:first-child {
  transform: rotate(16.7deg);
}

.side-menu-close span:last-child {
  transform: rotate(-16.7deg);
}

@media (hover: hover) and (pointer: fine) {
  .side-menu-close:hover {
    opacity: 0.7;
  }

  .side-menu-close:hover span:first-child {
    transform: rotate(21deg);
  }

  .side-menu-close:hover span:last-child {
    transform: rotate(-21deg);
  }
}

.side-menu-links {
  position: relative;
  z-index: 1;
  display: flex;
  width: 100%;
  height: 100%;
  padding: clamp(40px, 6vh, 60px) clamp(32px, 6vw, 100px);
  overflow: hidden;
  flex-direction: column;
  gap: clamp(14px, 3.5vh, 40px);
}

.side-menu-links > :first-child {
  margin-top: auto;
}

.side-menu-links > :last-child {
  margin-bottom: auto;
}

.side-menu-links a {
  padding: 0;
  border: 0;
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  text-align: center;
  transition: color 0.2s ease;
}

.side-menu-links > a:not(.side-menu-recruit-image),
.side-menu-sub-links a {
  position: relative;
  align-self: center;
  width: fit-content;
}

.side-menu-links > a:not(.side-menu-recruit-image)::before,
.side-menu-sub-links a::before {
  position: absolute;
  inset: -10px;
  content: "";
}

.side-menu-links a[aria-current="page"] {
  color: #616c86;
}

@media (hover: hover) and (pointer: fine) {
  .side-menu-links a:hover {
    color: #616c86;
  }
}

.side-menu-links .side-menu-recruit-image {
  align-self: center;
  width: 240px;
  max-width: 100%;
  line-height: 1;
}

.side-menu-links .side-menu-recruit-image img {
  width: 100%;
  height: auto;
}

.side-menu-sub-links {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.5vh, 20px);
}

.side-menu-sub-links a {
  font-size: 16px;
}

.side-menu-sub-links .side-menu-consultation {
  margin-top: clamp(8px, 1.5vh, 20px);
}

@media (min-width: 1161px) {
  .side-menu-links {
    gap: 40px;
    padding-top: 60px;
    padding-bottom: 60px;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .side-menu-links .side-menu-recruit-image {
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .side-menu-sub-links {
    gap: 20px;
  }

  .side-menu-sub-links .side-menu-consultation {
    margin-top: 20px;
  }
}

@keyframes glass-flow {
  0% { background-position: 0% 0%, 100% 100%, 0 0; }
  50% { background-position: 70% 38%, 28% 62%, 0 0; }
  100% { background-position: 100% 88%, 0% 12%, 0 0; }
}

@keyframes glass-current {
  0% { opacity: 0.22; transform: translate3d(-5%, -3%, 0) rotate(-4deg) scale(1); }
  50% { opacity: 0.88; transform: translate3d(7%, 5%, 0) rotate(5deg) scale(1.08); }
  100% { opacity: 0.36; transform: translate3d(-2%, 10%, 0) rotate(-2deg) scale(1.03); }
}

@keyframes glass-ripple {
  0% { opacity: 0.12; transform: translate3d(-8%, -12%, 0) rotate(-18deg) scale(0.9); }
  100% { opacity: 0.84; transform: translate3d(58%, 68%, 0) rotate(10deg) scale(1.25); }
}

@media (prefers-reduced-motion: reduce) {
  .side-menu,
  .side-menu::before,
  .side-menu::after {
    animation: none;
  }
}

/* Touch devices: keep the glass-like tone without expensive full-screen blur. */
@media (hover: none) and (pointer: coarse) {
  .side-menu {
    background:
      radial-gradient(circle at 18% 15%, rgba(255, 255, 255, 0.72) 0 12%, transparent 38%),
      radial-gradient(circle at 82% 72%, rgba(225, 244, 246, 0.48) 0 10%, transparent 36%),
      linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(232, 243, 244, 0.94));
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    animation: none;
  }

  .side-menu::before,
  .side-menu::after {
    filter: none;
    animation: none;
  }
}

html.is-menu-open,
body.is-menu-open {
  overflow: hidden;
}

body.is-menu-open .menu-layer {
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

body.is-menu-open .menu-backdrop {
  opacity: 1;
}

body.is-menu-open .side-menu {
  transform: translateX(0);
}

.section {
  padding: 96px 32px;
}

.lower-content-block {
  width: min(1160px, calc(100% - 64px));
  padding: 96px 0;
  margin-right: auto;
  margin-left: auto;
}

.lower-page-main {
  padding-top: 120px;
}

.lower-page-main > .lower-content-block:first-child {
  padding-top: 0;
}

.lower-content-block--flush {
  padding-top: 0;
  padding-bottom: 0;
}

.lower-content-block--full {
  width: 100%;
}

.lower-content-block--narrow {
  width: min(960px, calc(100% - 64px));
}

.nanowarp-photo-parallax {
  width: 100%;
}

.nanowarp-photo-parallax img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.fade-section {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.contact-chara-pop {
  opacity: 0;
  transform: scale(0.5);
  transform-origin: center bottom;
}

.is-visible .contact-chara-pop {
  animation: contact-chara-pop 1s cubic-bezier(0.22, 1, 0.36, 1) 0.35s both;
}

@keyframes contact-chara-pop {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }

  68% {
    opacity: 1;
    transform: scale(1.1);
  }

  100% {
    opacity: 1;
    transform: scale(1);
  }
}

[data-char-reveal] .contact-message-char {
  opacity: 0;
}

.contact.is-visible [data-char-reveal] .contact-message-char {
  animation: contact-message-char-reveal 0.22s ease-out both;
  animation-delay: var(--char-delay);
}

@keyframes contact-message-char-reveal {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.section-heading {
  display: grid;
  justify-items: center;
  gap: 8px;
  margin: 0 auto 40px;
  text-align: center;
}

.section-heading > span {
  width: 1px;
  height: 28px;
  margin-bottom: 15px;
  background: #b2b2b2;
}

.section-heading h1:not(.section-title) {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-large);
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1;
}

.section-title {
  display: grid;
  justify-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 400;
  letter-spacing: 0.025em;
  line-height: 1;
}

.section-title-ja {
  display: block;
  color: var(--muted);
  font-family: var(--font-ja);
  font-size: var(--text-small);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.9;
}

.lead {
  max-width: 640px;
  margin: 0 auto 32px;
  color: var(--ink);
  font-size: var(--text-base);
  font-weight: 500;
  text-align: left;
}

.lower-lead-title {
  font-family: "YakuHanJP", var(--font-ja);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 1.75;
  text-align: center;
}

.lower-lead-text {
  font-size: 20px;
  line-height: 2.3;
}

@media (min-width: 1161px) {
  .lower-lead-text {
    font-size: 18px;
    line-height: 36px;
  }
}

.narrow {
  max-width: 660px;
}

.pill-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: 200px;
  min-height: 50px;
  padding: 0 64px 0 24px;
  border: 1px solid #b2b2b2;
  border-radius: 999px;
  background: #fff;
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.025em;
}

.pill-link--bordered {
  border-color: #b2b2b2;
}

.pill-link--borderless {
  border-color: transparent;
}

.pill-link-align-right {
  display: flex;
  width: fit-content;
  margin-left: auto;
}

.pill-link span {
  display: inline-grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #323333;
  color: #fff;
  font-size: 0;
  line-height: 1;
  transition: transform 0.3s ease;
}

.pill-link span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 11px;
  height: 9px;
  background: url("../images/common/arrow.svg") center / contain no-repeat;
  transform: translate(-50%, -50%);
}

.pill-link span {
  position: absolute;
  right: 20px;
}

.pill-link:focus-visible span {
  transform: scale(1.12);
}

.pill-link:focus-visible span::before {
  animation: pill-arrow-swap 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (hover: hover) and (pointer: fine) {
  .pill-link:hover span {
    transform: scale(1.12);
  }

  .pill-link:hover span::before {
    animation: pill-arrow-swap 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  }
}

@keyframes pill-arrow-swap {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) translateX(0);
  }

  42% {
    opacity: 0;
    transform: translate(-50%, -50%) translateX(12px);
  }

  43% {
    opacity: 0;
    transform: translate(-50%, -50%) translateX(-12px);
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) translateX(0);
  }
}

@keyframes arrow-nudge {
  0%,
  100% {
    transform: translate(-50%, -50%) translateX(0);
  }

  50% {
    transform: translate(-50%, -50%) translateX(2px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pill-link span {
    transition: none;
  }

  .pill-link:focus-visible span {
    transform: none;
  }

  .pill-link:focus-visible span::before {
    animation: none;
  }
}

@media (prefers-reduced-motion: reduce) and (hover: hover) and (pointer: fine) {
  .pill-link:hover span {
    transform: none;
  }

  .pill-link:hover span::before {
    animation: none;
  }
}

.process-wheel {
  position: relative;
  width: 330px;
  height: 330px;
  margin: -16px auto 48px;
}

.process-wheel::before {
  content: "";
  position: absolute;
  inset: 64px;
  border-radius: 50%;
  background: #fff;
}

.process-item {
  position: absolute;
  display: grid;
  place-items: center;
  width: 104px;
  height: 104px;
  border: 10px solid #fff;
  border-radius: 50%;
  background: #323333;
  color: #fff;
  font-weight: 900;
  line-height: 1.45;
  text-align: center;
}

.item-1 { left: 113px; top: 0; }
.item-2 { right: 0; top: 80px; background: var(--aqua); }
.item-3 { right: 32px; bottom: 18px; }
.item-4 { left: 113px; bottom: 0; }
.item-5 { left: 0; top: 158px; background: var(--red); }
.item-6 { left: 32px; top: 48px; }

.small {
  min-width: 138px;
  min-height: 32px;
  font-size: var(--text-small);
}

.photo-credit {
  position: absolute;
  bottom: 0;
  left: -24px;
  z-index: 2;
  margin: 0;
  color: #000;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.1em;
  writing-mode: vertical-rl;
  text-orientation: upright;
}

.photo-credit-separator {
  display: inline-block;
  width: 1px;
  height: 12px;
  margin: 3px 0;
  background: currentColor;
}

.contact {
  position: relative;
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 96px;
  text-align: center;
}

.contact::before {
  content: "";
  position: absolute;
  top: calc(100% - 410px);
  left: 50%;
  width: 2270px;
  height: 2270px;
  border-radius: 50%;
  background: var(--soft);
  transform: translateX(-50%);
  pointer-events: none;
}

@media (min-width: 1760px) {
  .contact::before {
    width: calc(300vw - 2980px);
    height: calc(300vw - 2980px);
  }
}

.contact > * {
  position: relative;
  z-index: 1;
}

.contact .section-heading {
  margin-bottom: 80px;
}

.contact .lead {
  text-align: center;
}

.contact .pill-link {
  width: 220px;
}

.contact-chara {
  width: auto;
  height: 232px;
  margin: -32px auto 8px;
}

.contact-message-img {
  width: 440px;
  max-width: 100%;
  margin: 0 auto 16px;
  color: #004696;
  line-height: 1;
}

.contact-message-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.contact-message-svg--mobile {
  display: none;
}

.contact-message-text {
  fill: currentcolor;
  font-family: var(--font-ja);
  font-weight: 700;
}

.contact-message-text--desktop {
  font-size: 48px;
}

.contact-message-text--mobile {
  font-size: 33px;
}

@media (max-width: 767px) {
  .contact-message-svg--desktop {
    display: none;
  }

  .contact-message-svg--mobile {
    display: block;
  }
}

.site-footer {
  padding: 0;
  background: var(--footer);
  color: #fff;
  font-weight: 500;
}

.footer-main {
  display: grid;
  grid-template-columns: 320px 1fr 260px;
  gap: 64px;
  align-items: start;
  padding: 108px 44px 72px;
}

.footer-company {
  display: grid;
  gap: 24px;
}

.footer-company-links {
  display: grid;
  gap: 16px;
}

@media (min-width: 1161px) {
  .footer-company-links {
    gap: 8px;
  }
}

.corporate-number {
  position: relative;
  width: max-content;
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.corporate-number::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 4px;
  background: url("../images/common/icon_arrow_ex.svg") center / contain no-repeat;
  filter: invert(1);
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 32px;
  font-family: var(--font-ja);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.footer-nav a,
.corporate-number {
  transition: opacity 0.3s ease;
}

.footer-nav a:focus-visible,
.corporate-number:focus-visible {
  opacity: 0.7;
}

@media (hover: hover) and (pointer: fine) {
  .footer-nav a:hover,
  .corporate-number:hover {
    opacity: 0.7;
  }
}

.footer-side {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 34px;
  justify-self: end;
  font-size: 12px;
  letter-spacing: 0.1em;
}

@media (min-width: 1161px) {
  .footer-side {
    gap: 48px;
  }
}

.footer-policy {
  display: grid;
  gap: 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.footer-policy a,
.footer-social a {
  transition: opacity 0.3s ease;
}

.footer-policy a:focus-visible,
.footer-social a:focus-visible {
  opacity: 0.7;
}

@media (hover: hover) and (pointer: fine) {
  .footer-policy a:hover,
  .footer-social a:hover {
    opacity: 0.7;
  }
}

.footer-social {
  display: grid;
  gap: 18px;
  align-content: start;
}

.footer-social a {
  display: block;
  width: 24px;
  height: 24px;
}

.footer-social img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  padding: 0 44px;
  border-top: 1px solid rgba(255, 255, 255, 0.64);
}

.footer-bottom p {
  margin: 0;
  color: #fff;
  font-family: var(--font-ja);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.back-to-top {
  position: relative;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
}

.back-to-top::before {
  content: "";
  width: 0;
  height: 0;
  border-right: 4px solid transparent;
  border-bottom: 7px solid #fff;
  border-left: 4px solid transparent;
  transform: translateY(-1px);
}

.back-to-top::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid #fff;
  border-radius: 50%;
  pointer-events: none;
  transform: scale(1);
  transition: transform 0.1s ease-out;
}

@media (hover: hover) and (pointer: fine) {
  .back-to-top:hover::after {
    transform: scale(1.2);
  }
}

@media (prefers-reduced-motion: reduce) and (hover: hover) and (pointer: fine) {
  .back-to-top::after {
    transition: none;
  }
}

@media (max-width: 1160px) {
  :root {
    --text-base: 14px;
    --text-small: 10px;
    --text-large: 16px;
  }

  .lower-lead-title {
    font-size: 18px;
    line-height: 34px;
  }

  .lower-lead-text {
    font-size: 14px;
  }

  .global-nav,
  .header-contact {
    display: none;
  }

  .side-menu {
    width: 100vw;
  }

  .lead {
    max-width: 520px;
    margin-bottom: 18px;
  }

  .pill-link {
    min-width: 176px;
    min-height: 44px;
    padding: 0 54px 0 14px;
  }

  .contact .pill-link {
    width: 176px;
  }

  .pill-link span {
    width: 32px;
    height: 32px;
  }

  .pill-link span {
    right: 12px;
  }

  .contact-chara {
    height: 135px;
  }

  .contact-message-img {
    margin-bottom: 0;
  }

  .section.contact {
    padding-bottom: 64px;
  }

  .footer-main {
    grid-template-columns: 160px 1fr auto;
    gap: 20px;
    min-height: 0;
    padding: 56px 40px 40px;
  }

  .footer-side {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-nav {
    font-size: 13px;
    font-weight: 500;
  }

  .footer-policy {
    gap: 24px;
  }

  .footer-social {
    order: -1;
    display: flex;
    flex-direction: row;
    gap: 18px;
  }

  .lower-content-block {
    width: min(674px, calc(100% - 64px));
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .section-heading > span {
    height: 20px;
    margin-bottom: 5px;
  }

  .section-heading {
    gap: 8px;
  }

  .side-menu-links a {
    font-size: 16px;
  }

  .side-menu-links > a:not(.side-menu-recruit-image) {
    font-size: 20px;
  }

  .section-title {
    font-size: 30px;
  }

  .global-nav,
  .corporate-number,
  .footer-side,
  .footer-policy,
  .footer-bottom p {
    font-size: 10px;
  }
}

@media (min-width: 768px) and (max-width: 1160px) {
  body .site-header {
    padding: 0 48px;
  }

  .footer-main {
    grid-template-columns: 160px 1fr 122px;
    padding: 56px 40px 34px;
  }

  .footer-brand {
    width: 107px;
  }

  .footer-company {
    gap: 18px;
  }

  .footer-company-links {
    gap: 80px;
  }

  .footer-nav {
    gap: 43px;
  }

  .footer-social {
    gap: 44px;
    padding: 8px 28px;
  }

  .footer-side {
    gap: 32px;
  }

  .footer-policy {
    font-size: 11px;
  }

  .footer-bottom {
    padding: 0 42px;
  }

  .menu-button {
    width: 50px;
    margin-right: 0;
  }

  .side-menu-links {
    gap: 40px;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .side-menu-links .side-menu-recruit-image {
    width: 240px;
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .side-menu-sub-links {
    gap: 40px;
  }

  .side-menu-sub-links .side-menu-consultation {
    margin-top: calc(clamp(8px, 1.5vh, 20px) + 40px);
  }

  .lower-page-main {
    padding-top: 120px;
  }

  body .contact::before {
    top: calc(100% - 300px);
    width: max(1300px, calc(104vw + 200px));
    height: max(1300px, calc(100vw + 200px));
  }

  .contact-message-img {
    width: 368px;
  }

  .contact-chara {
    margin-bottom: 28px;
  }
}

@media (max-width: 900px) {
  .site-header {
    padding: 0 24px;
  }

  .footer-nav {
    justify-content: start;
    flex-wrap: wrap;
  }

  .footer-side {
    justify-self: start;
  }

}

/* Photo accordion */
.photo-accordion {
  --accordion-width: min(1160px, 94vw);
  --accordion-height: 370px;
  display: flex;
  width: var(--accordion-width);
  height: var(--accordion-height);
  margin: 0 auto;
  overflow: hidden;
  background: #ddd;
}

.photo-accordion .panel {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  overflow: hidden;
  cursor: pointer;
  isolation: isolate;
  will-change: flex-grow;
  transition: flex-grow 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.photo-accordion .panel:first-child {
  flex-grow: 4.6;
}

.photo-accordion .panel:not(:first-child) {
  flex-grow: 0.72;
}

.photo-accordion .photo-accordion-image {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: -2;
  display: block;
  width: var(--accordion-width);
  height: var(--accordion-height);
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: filter 0.55s ease;
}

.photo-accordion .panel::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.45),
    rgba(0, 0, 0, 0.08) 55%,
    rgba(0, 0, 0, 0)
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.photo-accordion .panel:first-child::after,
.photo-accordion .panel:focus-visible::after {
  opacity: 1;
}

.photo-accordion .panel:focus-visible {
  flex-grow: 4.6;
}

.photo-accordion .panel:first-child .photo-accordion-image,
.photo-accordion .panel:focus-visible .photo-accordion-image {
  filter: contrast(1.04);
}

.photo-accordion.is-interactive .panel {
  touch-action: manipulation;
}

@media (min-width: 768px) {
  .photo-accordion.is-interactive .panel {
    flex-grow: 0.72;
  }

  .photo-accordion.is-interactive .panel.is-active {
    flex-grow: 4.6;
  }

  .photo-accordion.is-interactive .panel::after {
    opacity: 0;
  }

  .photo-accordion.is-interactive .panel.is-active::after {
    opacity: 1;
  }

  .photo-accordion.is-interactive .panel .photo-accordion-image {
    filter: none;
  }

  .photo-accordion.is-interactive .panel.is-active .photo-accordion-image {
    filter: contrast(1.04);
  }
}

@media (hover: hover) and (pointer: fine) {
  .photo-accordion:hover .panel,
  .photo-accordion.is-interactive:hover .panel {
    flex-grow: 0.72;
  }

  .photo-accordion .panel:hover,
  .photo-accordion.is-interactive .panel:hover {
    flex-grow: 4.6;
  }

  .photo-accordion:hover .panel::after,
  .photo-accordion.is-interactive:hover .panel::after {
    opacity: 0;
  }

  .photo-accordion .panel:hover::after,
  .photo-accordion.is-interactive .panel:hover::after {
    opacity: 1;
  }

  .photo-accordion:hover .panel .photo-accordion-image,
  .photo-accordion.is-interactive:hover .panel .photo-accordion-image {
    filter: none;
  }

  .photo-accordion .panel:hover .photo-accordion-image,
  .photo-accordion.is-interactive .panel:hover .photo-accordion-image {
    filter: contrast(1.04);
  }
}

.photo-accordion .caption {
  position: absolute;
  bottom: 22px;
  left: 24px;
  width: min(440px, 70vw);
  color: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

@media (min-width: 1161px) {
  .photo-accordion .caption {
    left: 32px;
  }
}

.photo-accordion .panel:first-child .caption,
.photo-accordion .panel:focus-visible .caption {
  opacity: 1;
}

@media (min-width: 768px) {
  .photo-accordion.is-interactive .panel .caption {
    opacity: 0;
  }

  .photo-accordion.is-interactive .panel.is-active .caption {
    opacity: 1;
  }
}

@media (hover: hover) and (pointer: fine) {
  .photo-accordion:hover .panel .caption,
  .photo-accordion.is-interactive:hover .panel .caption {
    opacity: 0;
  }

  .photo-accordion .panel:hover .caption,
  .photo-accordion.is-interactive .panel:hover .caption {
    opacity: 1;
  }
}

.photo-accordion .caption h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 0.025em;
  line-height: 1.1;
}

.photo-accordion .caption p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.photo-accordion-button {
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  width: var(--accordion-width, min(1160px, 94vw));
  margin: 32px auto 0;
}

@media (max-width: 767px) {
  .photo-credit {
    display: none;
  }

  :root {
    --header-height: 60px;
    --text-base: 13px;
  }

  .site-header {
    height: 60px;
  }

  .menu-button span {
    width: 44px;
  }

  .side-menu-close {
    right: 14px;
  }

  .side-menu-close span {
    width: 44px;
  }

  .side-menu-links {
    gap: 32px;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .side-menu-links > a:not(.side-menu-recruit-image) {
    font-size: 14px;
  }

  .side-menu-sub-links {
    gap: 24px;
  }

  .side-menu-sub-links a {
    font-size: 12px;
  }

  .side-menu-sub-links .side-menu-consultation {
    font-size: 14px;
    margin-top: 8px;
  }

  .side-menu-links .side-menu-recruit-image img {
    display: block;
    width: 144px;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
  }

  body {
    line-height: 1.8;
  }

  body .contact::before {
    top: calc(100% - 287px);
    width: clamp(660px, 104vw, 767px);
    height: clamp(660px, 100vw, 767px);
  }

  .contact-chara {
    margin: 0 auto 20px;
  }

  .lower-page-main {
    padding-top: 86px;
  }

  .lower-lead-title {
    font-size: 16px;
    line-height: 24px;
  }

  .lower-lead-text {
    font-size: 13px;
    line-height: 1.7;
  }

  .lower-content-block {
    width: min(674px, calc(100% - 48px));
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .lower-content-block.lower-content-block--sp-narrow {
    width: min(674px, calc(100% - 96px));
    margin-right: auto;
    margin-left: auto;
  }

  body #nano-applications {
    width: min(674px, calc(100% - 48px));
  }

  .lower-page-main .section-title {
    font-size: 23px;
  }

  .lower-page-main .section-heading {
    margin-bottom: 24px;
  }

  .lower-page-main .pill-link {
    display: flex;
    width: fit-content;
    margin-right: auto;
    margin-left: auto;
  }

  .section-title-ja {
    font-size: 11px;
  }

  .section {
    padding: 96px 24px;
  }

  .footer-main {
    grid-template-columns: 24px minmax(0, 1fr);
    gap: 36px 20px;
    padding: 48px 24px 32px;
  }

  .footer-company {
    grid-column: 1 / -1;
    justify-items: center;
    gap: 36px;
  }

  .footer-company-links {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    width: 100%;
    font-size: 12px;
  }

  .corporate-number {
    font-size: 12px;
  }

  .footer-brand {
    width: 100px;
  }

  .footer-nav {
    display: grid;
    grid-template-columns: 1fr;
    grid-column: 1 / -1;
    grid-row: 2;
    gap: 20px;
    justify-content: stretch;
    justify-items: center;
    font-size: 14px;
    text-align: center;
  }

  .footer-side {
    display: contents;
  }

  .footer-policy {
    grid-column: 1 / -1;
    grid-row: 3;
    grid-template-columns: repeat(2, max-content);
    justify-content: space-between;
    gap: 12px 20px;
    width: 100%;
    font-size: 12px;
    text-align: left;
  }

  .footer-social {
    grid-column: 1;
    grid-row: 2;
    flex-direction: column;
    justify-self: start;
    justify-content: start;
    gap: 24px;
    margin-top: 85px;
  }

  .footer-bottom {
    position: relative;
    justify-content: center;
    min-height: 80px;
    padding: 0 24px;
    text-align: center;
  }

  .footer-bottom p {
    font-size: 12px;
  }

  .footer-bottom .back-to-top {
    position: absolute;
    right: 16px;
  }

  .process-wheel {
    width: 290px;
    height: 290px;
  }

  .process-item {
    width: 92px;
    height: 92px;
    border-width: 8px;
    font-size: var(--text-small);
  }

  .item-1 { left: 99px; top: 0; }
  .item-2 { right: 0; top: 70px; }
  .item-3 { right: 28px; bottom: 16px; }
  .item-4 { left: 99px; bottom: 0; }
  .item-5 { left: 0; top: 139px; }
  .item-6 { left: 28px; top: 42px; }

  .contact-message {
    font-size: var(--text-large);
    letter-spacing: 0.1em;
  }

  .pill-link {
    min-width: 176px;
    height: 44px;
    min-height: 44px;
    font-size: 14px;
  }

  .photo-accordion {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
    height: auto;
    overflow: visible;
    background: transparent;
  }

  .photo-accordion-button {
    flex-direction: column;
    align-items: center;
  }

  .photo-accordion .panel {
    width: 100%;
    aspect-ratio: 326 / 183;
    cursor: default;
    transition: none;
  }

  .photo-accordion .photo-accordion-image {
    width: 100%;
    height: 100%;
    transition: none;
  }

  .photo-accordion .panel::after {
    opacity: 1;
    transition: none;
  }

  .photo-accordion .caption {
    bottom: 16px;
    left: 18px;
    width: calc(100% - 36px);
    opacity: 1;
    transform: none;
    transition: none;
  }

  body #nano-applications .photo-accordion .caption h3 {
    margin-bottom: 4px;
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fade-section {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .header-contact::before,
  .header-contact::after {
    transition: none;
  }

  .contact-chara-pop,
  .is-visible .contact-chara-pop {
    opacity: 1;
    transform: none;
    animation: none;
  }

  [data-char-reveal] .contact-message-char,
  .contact.is-visible [data-char-reveal] .contact-message-char {
    opacity: 1;
    animation: none;
  }
}