/* ==========================================================================
   一般社団法人円生会 コーポレートサイト
   CSS Custom Properties で法人名・カラー等を一括管理
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Colors */
  --color-primary:    #1B2D4F;
  --color-accent:     #2A9D8F;
  --color-accent-dark:#228578;
  --color-gold:       #D4A843;
  --color-bg:         #FAFAF8;
  --color-bg-alt:     #F0F0EC;
  --color-text:       #2D2D2D;
  --color-text-light: #6B6B6B;
  --color-white:      #FFFFFF;
  --color-border:     #E0DDD8;

  /* Typography */
  --font-serif:   'Noto Serif JP', 'Yu Mincho', serif;
  --font-sans:    'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-accent:  'Cormorant Garamond', var(--font-serif);

  /* Spacing */
  --section-padding: 120px;
  --container-width: 1200px;
  --container-padding: 24px;

  /* Transitions */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 0.4s;

  /* Header */
  --header-height: 88px;
}

@media (max-width: 768px) {
  :root {
    --section-padding: 72px;
    --header-height: 64px;
    --container-padding: 20px;
  }
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration) var(--ease-out);
}

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sp-only {
  display: none;
}

@media (max-width: 768px) {
  .sp-only {
    display: inline;
  }
}

/* ---------- Scroll Fade Animation ---------- */
[data-scroll-fade] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-scroll-fade].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 16px 40px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 2px;
  transition: all var(--duration) var(--ease-out);
  cursor: pointer;
  border: none;
  text-align: center;
}

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

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(42, 157, 143, 0.3);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.btn--white:hover {
  background-color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn--lg {
  padding: 20px 56px;
  font-size: 16px;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1100;
  transition: background-color var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out),
              backdrop-filter var(--duration) var(--ease-out);
}

.header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow: 0 1px 24px rgba(27, 45, 79, 0.06);
}

.header__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo Placeholder */
.logo-placeholder {
  display: flex;
  align-items: center;
  gap: 12px;
  transition: opacity var(--duration) var(--ease-out);
}

.logo-placeholder:hover {
  opacity: 0.75;
}

.logo-placeholder__img {
  width: 40px;
  height: auto;
  object-fit: contain;
  flex-shrink: 0;
}

.logo-placeholder__group {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.logo-placeholder__corp {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  opacity: 0.65;
  line-height: 1.2;
}

.logo-placeholder__name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  line-height: 1.2;
}

.header:not(.is-scrolled) .logo-placeholder__corp,
.header:not(.is-scrolled) .logo-placeholder__name {
  color: var(--color-white);
}

.header:not(.is-scrolled) .logo-placeholder__corp {
  opacity: 0.7;
}

.header:not(.is-scrolled) .logo-placeholder__img {
  filter: brightness(0) invert(1);
}

/* Footer logo (light variant) */
.logo-placeholder--light .logo-placeholder__corp {
  color: rgba(255, 255, 255, 0.5);
}

.logo-placeholder--light .logo-placeholder__name {
  color: var(--color-white);
}

.logo-placeholder--light .logo-placeholder__img {
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

/* Navigation */
.header__nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
}

.header__nav-list a {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  padding: 6px 0;
  transition: color var(--duration) var(--ease-out);
}

.header.is-scrolled .header__nav-list a {
  color: var(--color-text);
}

.header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--duration) var(--ease-out), left var(--duration) var(--ease-out);
}

.header__nav-list a:hover {
  color: var(--color-accent);
}

.header__nav-list a:hover::after {
  width: 100%;
  left: 0;
}

.header__nav-contact {
  padding: 10px 28px !important;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 24px;
  transition: all var(--duration) var(--ease-out);
}

.header__nav-contact::after {
  display: none !important;
}

.header__nav-contact:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white) !important;
}

.header.is-scrolled .header__nav-contact {
  border-color: var(--color-border);
  color: var(--color-text);
}

.header.is-scrolled .header__nav-contact:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white) !important;
}

/* Hamburger */
.header__hamburger {
  display: none;
  width: 36px;
  height: 28px;
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
  padding: 4px;
}

.header__hamburger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: var(--color-white);
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all 0.3s var(--ease-out);
}

.header.is-scrolled .header__hamburger span {
  background-color: var(--color-primary);
}

.header__hamburger span:nth-child(1) { top: 0; }
.header__hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.header__hamburger span:nth-child(3) { bottom: 0; }

.header__hamburger.is-active {
  background-color: var(--color-white);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header__hamburger.is-active span {
  background-color: var(--color-primary) !important;
  height: 3px;
  width: 20px;
}

.header__hamburger.is-active span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.header__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.header__hamburger.is-active span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

@media (max-width: 1024px) {
  .header__nav { display: none; }
  .header__hamburger { display: block; }
}

/* ---------- Mobile Nav Overlay ---------- */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s var(--ease-out), visibility 0.5s var(--ease-out);
}

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

.mobile-nav__list {
  text-align: center;
}

.mobile-nav__list li {
  margin-bottom: 24px;
}

.mobile-nav__list a {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-white);
  letter-spacing: 0.1em;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.mobile-nav.is-open .mobile-nav__list a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav.is-open .mobile-nav__list li:nth-child(1) a { transition-delay: 0.1s; }
.mobile-nav.is-open .mobile-nav__list li:nth-child(2) a { transition-delay: 0.15s; }
.mobile-nav.is-open .mobile-nav__list li:nth-child(3) a { transition-delay: 0.2s; }
.mobile-nav.is-open .mobile-nav__list li:nth-child(4) a { transition-delay: 0.25s; }
.mobile-nav.is-open .mobile-nav__list li:nth-child(5) a { transition-delay: 0.3s; }
.mobile-nav.is-open .mobile-nav__list li:nth-child(6) a { transition-delay: 0.35s; }

.mobile-nav__list a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   OPENING ANIMATION
   ========================================================================== */
.opening {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 1.2s cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.opening.is-leaving {
  transform: translateY(-100%);
}

.opening.is-done {
  display: none;
}

/* 波の形状（下端に配置） */
.opening__wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 120px;
  line-height: 0;
}

.opening__wave svg {
  width: 100%;
  height: 100%;
}

/* オープニング内のロゴ */
.opening__content {
  position: relative;
  z-index: 1;
  text-align: center;
  animation: openingFadeIn 0.8s ease-out both;
}

.opening__logo {
  display: flex;
  align-items: center;
  gap: 16px;
}

.opening__logo-img {
  width: 56px;
  height: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.opening__logo-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.opening__logo-corp {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.2;
}

.opening__logo-name {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--color-white);
  line-height: 1.2;
}

@keyframes openingFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ページ全体をオープニング中は非表示 */
body.is-opening {
  overflow: hidden;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: url('../images/hero-bg.jpg') center center / cover no-repeat;
  transform: scale(1.03);
  animation: heroZoom 25s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.03); }
  to   { transform: scale(1.08); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(27, 45, 79, 0.55) 0%, rgba(27, 45, 79, 0.35) 50%, rgba(27, 45, 79, 0.6) 100%),
    radial-gradient(ellipse at 20% 50%, rgba(42, 157, 143, 0.1) 0%, transparent 60%);
}

/* 幾何学装飾 */
.hero__shapes {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
}

.hero__shape--circle1 {
  width: 500px;
  height: 500px;
  right: -120px;
  top: -100px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  animation: shapeFloat1 25s ease-in-out infinite;
}

.hero__shape--circle2 {
  width: 300px;
  height: 300px;
  left: 8%;
  bottom: 5%;
  border: 1px solid rgba(42, 157, 143, 0.12);
  animation: shapeFloat2 20s ease-in-out infinite;
}

.hero__shape--circle3 {
  width: 160px;
  height: 160px;
  right: 25%;
  bottom: 20%;
  background: radial-gradient(circle, rgba(42, 157, 143, 0.08) 0%, transparent 70%);
  animation: shapeFloat3 18s ease-in-out infinite;
}

.hero__shape--line1 {
  width: 200px;
  height: 1px;
  left: 10%;
  top: 30%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  border-radius: 0;
  transform: rotate(-20deg);
  animation: shapeFloat1 22s ease-in-out infinite reverse;
}

.hero__shape--line2 {
  width: 160px;
  height: 1px;
  right: 15%;
  bottom: 35%;
  background: linear-gradient(90deg, transparent, rgba(42, 157, 143, 0.12), transparent);
  border-radius: 0;
  transform: rotate(15deg);
  animation: shapeFloat2 18s ease-in-out infinite reverse;
}

@keyframes shapeFloat1 {
  0%, 100% { transform: translate(0, 0); }
  33%      { transform: translate(-20px, 30px); }
  66%      { transform: translate(15px, -15px); }
}

@keyframes shapeFloat2 {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(25px, -20px); }
}

@keyframes shapeFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-15px, 15px) scale(1.1); }
}

@media (max-width: 768px) {
  .hero__shape--circle1 { width: 280px; height: 280px; right: -80px; top: -60px; }
  .hero__shape--circle2 { width: 180px; height: 180px; }
  .hero__shape--circle3 { width: 100px; height: 100px; }
}

/* ヒーローコンテンツ */
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
  padding: 0 var(--container-padding);
}

.hero__sub {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 300;
  letter-spacing: 0.3em;
  margin-bottom: 24px;
  opacity: 0.85;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}

.hero__desc {
  font-size: 15px;
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.05em;
  margin-bottom: 48px;
  opacity: 0.85;
}

.hero__scroll-down {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-white);
  font-size: 11px;
  letter-spacing: 0.15em;
  opacity: 0.7;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-white), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ヒーロー要素の順次フェードイン（オープニング後） */
.hero__anim {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* scroll-down の is-visible は translateX を維持 */
.hero__scroll-down.is-visible {
  transform: translateX(-50%);
}

/* ==========================================================================
   SECTIONS (共通)
   ========================================================================== */
.section {
  padding: var(--section-padding) 0;
}

.section__label {
  margin-bottom: 56px;
}

.section__label-en {
  display: block;
  font-family: var(--font-accent);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 400;
  font-style: italic;
  color: var(--color-primary);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.section__label-ja {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-light);
  letter-spacing: 0.15em;
  margin-top: 8px;
}

.section__label--light .section__label-en {
  color: var(--color-white);
}

.section__label--light .section__label-ja {
  color: rgba(255, 255, 255, 0.7);
}

.section__cta {
  text-align: center;
  margin-top: 56px;
}

/* ==========================================================================
   PHILOSOPHY
   ========================================================================== */
.philosophy {
  background-color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.philosophy::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42, 157, 143, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.philosophy__body {
  max-width: 800px;
}

.philosophy__quote {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  border-left: 3px solid var(--color-accent);
  padding-left: 32px;
  margin-bottom: 40px;
}

.philosophy__text {
  font-size: 15px;
  line-height: 2.2;
  color: var(--color-text-light);
  padding-left: 35px;
}

/* ==========================================================================
   SERVICE
   ========================================================================== */
.service {
  background-color: var(--color-bg-alt);
}

.service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .service__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .service__grid {
    grid-template-columns: 1fr;
  }
}

.service__card {
  display: block;
  background: var(--color-white);
  padding: 40px 32px;
  border-radius: 4px;
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service__card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease-out);
}

.service__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(27, 45, 79, 0.1);
}

.service__card:hover::before {
  transform: scaleX(1);
}

.service__card-icon {
  width: 56px;
  height: 56px;
  color: var(--color-accent);
  margin-bottom: 24px;
}

.service__card-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.service__card-text {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.service__card-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  transition: letter-spacing var(--duration) var(--ease-out);
}

.service__card:hover .service__card-link {
  letter-spacing: 0.12em;
}

/* ==========================================================================
   FACILITIES
   ========================================================================== */
.facilities__slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 1024px) {
  .facilities__slider {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .facilities__slider {
    grid-template-columns: 1fr;
  }
}

.facilities__card {
  background: var(--color-white);
  border-radius: 4px;
  overflow: hidden;
  transition: all var(--duration) var(--ease-out);
}

.facilities__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(27, 45, 79, 0.08);
}

.facilities__card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-bg-alt), #ddd);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 14px;
}

.facilities__card-body {
  padding: 24px;
}

.facilities__card-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 2px 10px;
  border-radius: 2px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.facilities__card-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.facilities__card-address {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.facilities__card-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
}

.facilities__card-link:hover {
  color: var(--color-accent-dark);
}

/* ==========================================================================
   NEWS
   ========================================================================== */
.news__list {
  border-top: 1px solid var(--color-border);
}

.news__item {
  border-bottom: 1px solid var(--color-border);
}

.news__item a {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  transition: padding-left var(--duration) var(--ease-out);
}

.news__item a:hover {
  padding-left: 12px;
}

.news__date {
  font-family: var(--font-accent);
  font-size: 14px;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.news__tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 2px 10px;
  border-radius: 2px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}

.news__title {
  font-size: 15px;
  color: var(--color-text);
}

@media (max-width: 600px) {
  .news__item a {
    flex-wrap: wrap;
    gap: 8px 12px;
  }
  .news__title {
    width: 100%;
    font-size: 14px;
  }
}

/* ==========================================================================
   RECRUIT TEASER
   ========================================================================== */
.recruit {
  position: relative;
  padding: var(--section-padding) 0;
  overflow: hidden;
}

.recruit__bg {
  position: absolute;
  inset: 0;
  /* プレースホルダー背景: 正式画像に差し替え */
  background: linear-gradient(135deg, #1B2D4F 0%, #2A4A7F 100%);
  background-size: cover;
  background-position: center;
}

.recruit__overlay {
  position: absolute;
  inset: 0;
  background: rgba(27, 45, 79, 0.7);
}

.recruit__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
  padding: 0 var(--container-padding);
}

.recruit__catch {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.5vw, 32px);
  font-weight: 500;
  line-height: 1.8;
  letter-spacing: 0.1em;
  margin-bottom: 48px;
}

/* ==========================================================================
   ACCESS
   ========================================================================== */
.access {
  background-color: var(--color-bg-alt);
}

.access__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 768px) {
  .access__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.access__map {
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.access__map iframe {
  width: 100%;
  height: 100%;
  display: block;
}

.map-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--color-bg), #ddd);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 18px;
  gap: 8px;
}

.map-placeholder__note {
  font-size: 12px;
  opacity: 0.7;
}

.access__name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 28px;
  letter-spacing: 0.05em;
}

.access__detail dt {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.access__detail dd {
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 24px;
  color: var(--color-text);
}

/* ==========================================================================
   CONTACT CTA
   ========================================================================== */
.contact-cta {
  background-color: var(--color-bg);
}

.contact-cta__inner {
  text-align: center;
  padding: 64px 32px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-white);
}

.contact-cta__text {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.08em;
  margin-bottom: 32px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background-color: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 72px 0 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    gap: 40px;
  }
}

.footer__brand {
  max-width: 360px;
}

.footer__logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer__corp-name {
  font-size: 13px;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.5);
}

.footer__address {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
}

.footer__nav {
  display: flex;
  gap: 56px;
}

@media (max-width: 768px) {
  .footer__nav {
    gap: 40px;
  }
}

.footer__nav h4 {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.footer__nav li {
  margin-bottom: 10px;
}

.footer__nav a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--duration) var(--ease-out);
}

.footer__nav a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}

@media (max-width: 600px) {
  .footer__bottom {
    flex-direction: column;
    gap: 8px;
  }
}

.footer__privacy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

.footer__privacy:hover {
  color: var(--color-accent);
}

.footer__copyright {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   SUBPAGE COMMON
   ========================================================================== */

/* Page Header (サブページ共通) */
.page-header {
  padding-top: calc(var(--header-height) + 72px);
  padding-bottom: 56px;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.page-header .container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-header__en {
  font-family: var(--font-accent);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 400;
  font-style: italic;
  color: var(--color-primary);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.page-header__ja {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-light);
  letter-spacing: 0.15em;
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0;
  background-color: var(--color-bg);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-light);
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumb__list a {
  color: var(--color-text-light);
  transition: color var(--duration) var(--ease-out);
}

.breadcrumb__list a:hover {
  color: var(--color-accent);
}

.breadcrumb__sep {
  opacity: 0.4;
}

/* Subpage body */
.page-body {
  padding: var(--section-padding) 0;
}

.page-body h2 {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.06em;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-accent);
}

.page-body h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-primary);
  margin-top: 48px;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.page-body p {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 20px;
}

.page-body .lead {
  font-size: 16px;
  line-height: 2.2;
  color: var(--color-text-light);
  margin-bottom: 48px;
}

/* Overview Table */
.overview-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
}

.overview-table th,
.overview-table td {
  padding: 18px 20px;
  font-size: 14px;
  line-height: 1.8;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.overview-table th {
  width: 140px;
  font-weight: 500;
  color: var(--color-primary);
  background-color: var(--color-bg-alt);
  white-space: nowrap;
}

@media (max-width: 600px) {
  .overview-table th,
  .overview-table td {
    display: block;
    width: 100%;
    padding: 12px 16px;
  }
  .overview-table th {
    border-bottom: none;
    padding-bottom: 4px;
  }
}

/* Message block */
.message-block {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
  margin: 48px 0;
}

.message-block__photo {
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, var(--color-bg-alt), #ddd);
  border-radius: 4px;
  overflow: hidden;
}

.message-block__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transform: scale(1.15);
  transform-origin: center 25%;
  display: block;
}

.message-block__name {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-primary);
  margin-top: 12px;
  text-align: center;
}

.message-block__text p {
  font-size: 15px;
  line-height: 2.2;
}

@media (max-width: 768px) {
  .message-block {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .message-block__photo {
    max-width: 180px;
    margin: 0 auto;
  }
}

/* Timeline */
.timeline {
  margin: 32px 0;
  padding-left: 24px;
  border-left: 2px solid var(--color-border);
}

.timeline__item {
  padding: 0 0 32px 24px;
  position: relative;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
}

.timeline__year {
  font-family: var(--font-accent);
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.timeline__text {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.8;
}

/* News detail */
.news-detail__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.news-detail__body {
  font-size: 15px;
  line-height: 2.2;
  color: var(--color-text);
}

.news-detail__body p {
  margin-bottom: 24px;
}

.news-detail__back {
  margin-top: 56px;
  text-align: center;
}

/* Contact Form */
.contact-form {
  max-width: 640px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 28px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.form-group .required {
  font-size: 11px;
  color: #c0392b;
  margin-left: 8px;
  font-weight: 400;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.12);
}

.form-group textarea {
  min-height: 180px;
  resize: vertical;
}

.form-submit {
  text-align: center;
  margin-top: 40px;
}

/* Privacy page */
.privacy-body h3 {
  font-size: 17px;
  margin-top: 40px;
}

.privacy-body p,
.privacy-body li {
  font-size: 14px;
  line-height: 2;
  color: var(--color-text);
}

.privacy-body ul {
  padding-left: 24px;
  list-style: disc;
  margin-bottom: 20px;
}

.privacy-body li {
  margin-bottom: 8px;
}

/* ==========================================================================
   OSA CONCEPT (About page)
   ========================================================================== */
.osa-concept {
  margin-top: 56px;
  padding-top: 56px;
  border-top: 1px solid var(--color-border);
}

.osa-concept__catchcopy {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 56px;
}

/* Vertical flow with left-aligned initials */
.osa-concept__flow {
  position: relative;
  padding-left: 96px;
  margin-bottom: 56px;
}

/* Connector line running between items */
.osa-concept__flow::before {
  content: '';
  position: absolute;
  left: 36px;
  top: 40px;
  bottom: 40px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-dark));
  opacity: 0.4;
}

.osa-concept__item {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  position: relative;
  padding: 32px 0;
}

.osa-concept__item + .osa-concept__item {
  border-top: 1px solid var(--color-border);
}

.osa-concept__initial {
  position: absolute;
  left: -96px;
  top: 32px;
  width: 72px;
  font-family: var(--font-accent);
  font-size: 56px;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.osa-concept__body {
  flex: 1;
}

.osa-concept__word {
  font-family: var(--font-accent) !important;
  font-size: 22px !important;
  font-weight: 400 !important;
  font-style: italic;
  letter-spacing: 0.08em !important;
  color: var(--color-primary) !important;
  margin-top: 0 !important;
  margin-bottom: 12px !important;
  padding-bottom: 0 !important;
  border-bottom: none !important;
}

.osa-concept__meaning {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 13px !important;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-accent) !important;
  margin-left: 16px;
}

.osa-concept__desc {
  font-size: 14px !important;
  line-height: 2 !important;
  color: var(--color-text-light) !important;
  margin-bottom: 0 !important;
}

.osa-concept__closing {
  text-align: center;
  font-size: 15px !important;
  line-height: 2.2 !important;
  color: var(--color-text-light) !important;
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  .osa-concept__flow {
    padding-left: 64px;
  }

  .osa-concept__flow::before {
    left: 24px;
  }

  .osa-concept__initial {
    left: -64px;
    width: 48px;
    font-size: 40px;
  }

  .osa-concept__word {
    font-size: 18px !important;
  }

  .osa-concept__meaning {
    display: block;
    margin-left: 0;
    margin-top: 4px;
  }
}