/* ===========================
   H&S — Design System v2
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Noto+Sans+JP:wght@300;400;500;700;900&display=swap');

:root {
  --bg:         #FFFDF8;
  --bg-dark:    #1E3A30;
  --surface:    #FFF3E8;
  --primary:    #C04E1A;
  --primary-lt: #E07040;
  --accent:     #F08C30;
  --accent-lt:  #FFD898;
  --green:      #2A8A50;
  --text:       #1A1A18;
  --muted:      #6B6560;
  --border:     #EDE5D8;
  --white:      #FFFFFF;

  --radius-sm:  8px;
  --radius-md:  20px;
  --radius-lg:  36px;
  --shadow-sm:  0 2px 12px rgba(92,74,42,.08);
  --shadow-md:  0 8px 32px rgba(92,74,42,.14);

  --font-serif: 'Noto Sans JP', sans-serif;
  --font-sans:  'Noto Sans JP', sans-serif;
  --font-en:    'Cormorant Garamond', serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  --max-w: 1120px;
  --nav-h: 72px;
}

/* ===========================
   Reset & Base
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse at 15% 10%, rgba(240,140,48,.08) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 85%, rgba(192,78,26,.06) 0%, transparent 50%);
  color: var(--text);
  line-height: 1.8;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ===========================
   Animation Base
   =========================== */
[data-aos] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
[data-aos="fade-up"].aos-animate    { opacity: 1; transform: none; }
[data-aos="fade-left"] { transform: translateX(40px); }
[data-aos="fade-left"].aos-animate  { opacity: 1; transform: none; }
[data-aos="fade-right"]{ transform: translateX(-40px); }
[data-aos="fade-right"].aos-animate { opacity: 1; transform: none; }
[data-aos="zoom-in"]   { transform: scale(.92); }
[data-aos="zoom-in"].aos-animate    { opacity: 1; transform: none; }

[data-delay="100"] { transition-delay: .1s; }
[data-delay="200"] { transition-delay: .2s; }
[data-delay="300"] { transition-delay: .3s; }
[data-delay="400"] { transition-delay: .4s; }
[data-delay="500"] { transition-delay: .5s; }
[data-delay="600"] { transition-delay: .6s; }

/* ===========================
   Layout
   =========================== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.section { padding: 100px 0; }
.section--dark { background: var(--bg-dark); color: var(--white); }
.section--surface { background: var(--surface); }
.section--green { background: var(--green); color: var(--white); }
.section--white { background: #FFFFFF; }

/* ===========================
   Typography
   =========================== */
.en-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--accent);
  display: inline-block;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
}
.section--dark .en-label { background: rgba(255,255,255,.15); color: var(--accent-lt); }

.headline {
  font-family: var(--font-sans);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.02em;
}
.headline--xl {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 900;
  line-height: 1.1;
}
.headline--sm {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
}

/* ハイライトテキスト（オレンジ背景）*/
.hl {
  background: var(--accent);
  color: var(--white);
  padding: 0 8px 2px;
  border-radius: 4px;
  display: inline;
}
.hl--lt {
  background: var(--accent-lt);
  color: var(--text);
  padding: 0 8px 2px;
  border-radius: 4px;
  display: inline;
}

.body-text {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 300;
  line-height: 2;
  color: var(--muted);
}
.section--dark .body-text { color: rgba(255,255,255,.65); }

/* Large decorative EN background text */
.bg-text {
  font-family: var(--font-en);
  font-size: clamp(72px, 12vw, 160px);
  font-weight: 300;
  letter-spacing: .05em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(92,74,42,.12);
  line-height: 1;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.section--dark .bg-text { -webkit-text-stroke: 1px rgba(255,255,255,.06); }

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .08em;
  padding: 16px 36px;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color .3s, box-shadow .3s;
  border-radius: var(--radius-lg);
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-101%);
  transition: transform .4s var(--ease-out);
}
.btn:hover::after { transform: none; }

.btn--primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn--primary::after { background: var(--accent); }
.btn--primary:hover  { color: var(--white); box-shadow: var(--shadow-md); }

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn--outline::after  { background: var(--primary); }
.btn--outline:hover   { color: var(--white); }

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.5);
}
.btn--outline-white::after  { background: rgba(255,255,255,.15); }
.btn--outline-white:hover   { color: var(--white); }

.btn--accent {
  background: var(--accent);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn--accent::after { background: var(--primary); }
.btn--accent:hover  { color: var(--white); box-shadow: var(--shadow-md); }

.btn span { position: relative; z-index: 1; }
.btn-arrow { position: relative; z-index: 1; transition: transform .3s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ===========================
   Header
   =========================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: stretch;
  transition: background .4s, box-shadow .4s;
}
.site-header.scrolled {
  background: rgba(247,244,239,.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  flex: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-en);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--primary);
  line-height: 1;
}
.nav-logo em { color: var(--accent); font-style: normal; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--text);
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .3s var(--ease-out);
}
.nav-links a:hover::after { width: 100%; }
.nav-links .btn { padding: 11px 24px; font-size: 13px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: all .35s var(--ease-out);
  border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 0 32px 24px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 15px;
  font-weight: 500;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  letter-spacing: .05em;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .btn { margin-top: 16px; width: 100%; justify-content: center; }

/* ===========================
   Hero
   =========================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 680px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.08);
  animation: heroZoom 10s var(--ease-in-out) forwards;
}
@keyframes heroZoom {
  to { transform: scale(1); }
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(46,36,25,.75) 0%, rgba(46,36,25,.2) 55%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 32px 80px;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.hero-catch {
  font-family: var(--font-sans);
  font-size: clamp(44px, 8vw, 96px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -.02em;
  overflow: hidden;
}
.hero-catch .line {
  display: block;
  transform: translateY(110%);
  animation: lineUp .9s var(--ease-out) forwards;
}
.hero-catch .line:nth-child(2) { animation-delay: .12s; }
@keyframes lineUp {
  to { transform: none; }
}

.hero-sub {
  margin-top: 20px;
  font-size: clamp(14px, 2vw, 17px);
  font-weight: 300;
  color: rgba(255,255,255,.75);
  letter-spacing: .12em;
  opacity: 0;
  animation: fadeIn .8s .5s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }

.hero-cta {
  margin-top: 40px;
  opacity: 0;
  animation: fadeIn .8s .7s forwards;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  right: 40px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s 1.2s forwards;
}
.scroll-indicator span {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: .3em;
  color: rgba(255,255,255,.6);
  writing-mode: vertical-rl;
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,.3);
  overflow: hidden;
  position: relative;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 30px;
  background: rgba(255,255,255,.8);
  animation: scrollAnim 1.8s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(200%); }
}

/* ===========================
   Numbers Bar
   =========================== */
.numbers-bar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-lt) 100%);
  padding: 0;
}
.numbers-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.number-item {
  padding: 40px 24px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.2);
  position: relative;
}
.number-item:last-child { border-right: none; }
.number-item .num {
  font-family: var(--font-sans);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  display: block;
  letter-spacing: -.03em;
}
.number-item .num em {
  font-style: normal;
  font-size: .55em;
  vertical-align: super;
}
.number-item .unit {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--accent-lt);
  letter-spacing: .2em;
  margin-top: 6px;
  display: block;
}
.number-item .label {
  font-size: 12px;
  color: rgba(255,255,255,.55);
  margin-top: 6px;
  letter-spacing: .08em;
}

/* ===========================
   Service Section
   =========================== */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 64px;
}
.section-head-more {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--primary);
  border-bottom: 1px solid var(--primary);
  padding-bottom: 2px;
  white-space: nowrap;
  transition: color .3s, border-color .3s;
}
.section-head-more:hover { color: var(--accent); border-color: var(--accent); }

.service-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 0 32px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.service-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.service-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.service-item:hover img { transform: scale(1.07); }
.service-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(46,36,25,.80) 0%, rgba(46,36,25,.1) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 36px 32px;
}
.service-item-num {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--accent-lt);
  margin-bottom: 12px;
}
.service-item-title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 12px;
}
.service-item-desc {
  font-size: 13px;
  color: rgba(255,255,255,.65);
  line-height: 1.8;
  font-weight: 300;
  max-height: 0;
  overflow: hidden;
  transition: max-height .5s var(--ease-out), opacity .4s;
  opacity: 0;
}
.service-item:hover .service-item-desc { max-height: 100px; opacity: 1; }
.service-item-link {
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--accent-lt);
  font-family: var(--font-en);
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .4s .1s, transform .4s .1s var(--ease-out);
}
.service-item:hover .service-item-link { opacity: 1; transform: none; }

/* ===========================
   Sub Service Grid (index)
   =========================== */
.sub-service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.sub-service-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--border);
  transition: box-shadow .3s, transform .3s, border-color .3s;
  position: relative;
  overflow: hidden;
}
.sub-service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-top-color: var(--accent);
}
.sub-service-card--new {
  border-top-color: #E06090;
}
.sub-service-card--new:hover { border-top-color: #E06090; }

.sub-service-icon {
  font-size: 32px;
  margin-bottom: 12px;
  line-height: 1;
}
.sub-service-num {
  font-family: var(--font-sans);
  font-size: 56px;
  font-weight: 900;
  color: var(--accent);
  opacity: .1;
  line-height: 1;
  position: absolute;
  top: 16px;
  right: 20px;
  letter-spacing: -.04em;
}
.sub-service-title {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--text);
}
.sub-service-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.9;
  font-weight: 300;
  margin-bottom: 20px;
}
.sub-service-desc strong { color: var(--primary); font-weight: 700; }
.sub-service-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: .05em;
  transition: gap .2s;
}
.sub-service-link:hover { text-decoration: underline; }
.sub-service-badge {
  display: inline-block;
  background: var(--surface);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  margin-top: 4px;
}

@media (max-width: 960px) {
  .sub-service-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .sub-service-grid { grid-template-columns: 1fr; }
}

/* ===========================
   SDGs Feature Section
   =========================== */
.sdgs-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 640px;
}
.sdgs-feature-img {
  position: relative;
  overflow: hidden;
}
.sdgs-feature-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.sdgs-feature:hover .sdgs-feature-img img { transform: scale(1.04); }

.sdgs-feature-body {
  background: var(--bg-dark);
  background-image: linear-gradient(135deg, var(--bg-dark) 60%, #163028 100%);
  padding: 80px 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.sdgs-feature-body .bg-text {
  position: absolute;
  bottom: -20px;
  right: -20px;
  font-size: clamp(60px, 10vw, 120px);
}

.sdgs-points {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.sdgs-point {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.sdgs-point-line {
  width: 32px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding-top: 6px;
}
.sdgs-point-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.sdgs-point-vline {
  width: 1px;
  flex: 1;
  min-height: 32px;
  background: rgba(255,255,255,.12);
}
.sdgs-point-body h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
  font-family: var(--font-serif);
}
.sdgs-point-body p {
  font-size: 13px;
  color: rgba(255,255,255,.55);
  line-height: 1.8;
  font-weight: 300;
}

/* ===========================
   Flow Section
   =========================== */
.flow-section { position: relative; overflow: hidden; }
.flow-bg-text {
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 72px;
  position: relative;
}
.flow-step {
  padding: 32px 28px;
  position: relative;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.flow-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 20px;
  font-size: 18px;
  color: var(--border);
  font-family: var(--font-en);
}
.flow-step-num {
  font-family: var(--font-sans);
  font-size: 72px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -.04em;
  opacity: .25;
}
.flow-step-title {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text);
}
.flow-step p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  font-weight: 300;
}
.flow-step-bar {
  width: 40px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 20px;
  transition: width .5s var(--ease-out);
}
.flow-step:hover .flow-step-bar { width: 80px; }

/* ===========================
   FAQ
   =========================== */
.faq-wrap {
  max-width: 800px;
  margin: 72px auto 0;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item:last-child { margin-bottom: 0; }
.faq-q {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 28px;
  cursor: pointer;
  transition: color .2s;
}
.faq-q:hover { color: var(--primary); }
.faq-q-letter {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1.2;
  flex-shrink: 0;
}
.faq-q-text {
  font-size: 16px;
  font-weight: 500;
  flex: 1;
  padding-top: 2px;
  font-family: var(--font-serif);
}
.faq-toggle {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
}
.faq-toggle::before,
.faq-toggle::after {
  content: '';
  position: absolute;
  background: var(--primary);
  border-radius: 1px;
  transition: transform .35s var(--ease-out), opacity .35s;
}
.faq-toggle::before { width: 16px; height: 1.5px; top: 13px; left: 6px; }
.faq-toggle::after  { width: 1.5px; height: 16px; top: 6px; left: 13px; }
.faq-item.open .faq-toggle::after { transform: rotate(90deg); opacity: 0; }

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .4s var(--ease-out);
}
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner {
  overflow: hidden;
}
.faq-a-body {
  display: flex;
  gap: 20px;
  padding: 0 28px 24px;
  background: var(--surface);
}
.faq-a-letter {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.2;
  flex-shrink: 0;
}
.faq-a-text {
  font-size: 14px;
  color: var(--muted);
  line-height: 2;
  font-weight: 300;
}

/* ===========================
   Contact CTA
   =========================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.cta-section .bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-text-stroke: 1px rgba(255,255,255,.06);
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}
.cta-inner .headline {
  color: var(--white);
  font-family: var(--font-sans);
  text-shadow: 0 2px 12px rgba(0,0,0,.15);
}
.cta-inner .body-text {
  margin: 20px auto 0;
  max-width: 480px;
  color: rgba(255,255,255,.92);
  font-weight: 400;
}
.cta-section .en-label {
  background: rgba(255,255,255,.2);
  color: var(--white);
}
.cta-channels {
  margin-top: 48px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-channels .btn { min-width: 220px; justify-content: center; }

/* CTA内の白ボタン */
.btn--white {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.btn--white::after { background: var(--accent-lt); }
.btn--white:hover { color: var(--primary); box-shadow: 0 8px 24px rgba(0,0,0,.2); }

/* ===========================
   Footer
   =========================== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.55);
}
.footer-upper {
  padding: 80px 0 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 64px;
}
.footer-brand .nav-logo {
  font-size: 32px;
  color: rgba(255,255,255,.9);
  margin-bottom: 20px;
  display: block;
}
.footer-brand p {
  font-size: 13px;
  line-height: 2;
  font-weight: 300;
}
.footer-col h5 {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--accent-lt);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
  font-size: 13px;
  font-weight: 300;
  transition: color .2s;
}
.footer-col a:hover { color: var(--white); }

.footer-lower {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  letter-spacing: .05em;
}

/* ===========================
   Page Hero (inner pages)
   =========================== */
.page-hero {
  padding: calc(var(--nav-h) + 80px) 0 100px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--surface) 0%, #FFF9F4 60%, var(--bg) 100%);
}
.page-hero h1 {
  font-family: var(--font-sans);
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin: 20px 0 24px;
}
.page-hero p {
  font-size: 15px;
  font-weight: 300;
  color: var(--muted);
  line-height: 2;
  max-width: 480px;
}
.map-wrap {
  margin-top: 48px;
  height: 320px;
  border-radius: var(--radius-md);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 14px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.page-hero-bg-text {
  position: absolute;
  bottom: -10px;
  right: -10px;
  pointer-events: none;
  user-select: none;
}
.breadcrumb {
  display: flex;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 24px;
  letter-spacing: .08em;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb a:hover { text-decoration: underline; }

/* ===========================
   Service Detail
   =========================== */
.service-detail-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 100px;
}
.service-detail-block:last-child { margin-bottom: 0; }
.service-detail-block.reverse { direction: rtl; }
.service-detail-block.reverse > * { direction: ltr; }
.service-detail-photo {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.service-detail-photo img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.service-detail-photo:hover img { transform: scale(1.05); }
.service-detail-photo::before {
  content: '';
  position: absolute;
  inset: 16px 16px -16px -16px;
  border: 1px solid var(--border);
  z-index: -1;
}
.service-num {
  font-family: var(--font-en);
  font-size: 80px;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  margin-bottom: 8px;
}
.service-detail-block h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 20px;
}
.service-detail-block p {
  font-size: 14px;
  color: var(--muted);
  line-height: 2;
  font-weight: 300;
  margin-bottom: 16px;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.tag {
  font-size: 12px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  color: var(--primary);
  letter-spacing: .06em;
  font-weight: 500;
  border-radius: 20px;
  background: var(--white);
}

/* ===========================
   Contact Page
   =========================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}
.contact-info-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 32px;
}
.ch-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.ch-icon-wrap {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.ch-item .ch-label { font-size: 11px; letter-spacing: .2em; color: var(--muted); margin-bottom: 4px; }
.ch-item .ch-value { font-size: 17px; font-weight: 600; font-family: var(--font-serif); }

.form-card {
  background: var(--white);
  padding: 56px 48px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.form-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 36px;
}
.form-row { margin-bottom: 24px; }
.form-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  margin-bottom: 10px;
  color: var(--text);
}
.req {
  font-size: 10px;
  background: var(--accent);
  color: var(--white);
  padding: 2px 8px;
  letter-spacing: .05em;
  border-radius: 20px;
}
.opt {
  font-size: 10px;
  background: var(--border);
  color: var(--muted);
  padding: 2px 8px;
  letter-spacing: .05em;
  border-radius: 20px;
}
.form-ctrl {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  appearance: none;
}
.form-ctrl:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(200,132,78,.12); }
.form-ctrl:focus { border-color: var(--primary); }
textarea.form-ctrl { resize: vertical; min-height: 150px; }
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
  margin-top: 24px;
}
.form-check input { accent-color: var(--primary); width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; }
.form-check a { color: var(--primary); text-decoration: underline; }
.form-submit { width: 100%; margin-top: 28px; padding: 18px; font-size: 15px; letter-spacing: .1em; justify-content: center; }

/* ===========================
   Company Table
   =========================== */
.company-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
}
.company-table th,
.company-table td {
  padding: 20px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: top;
}
.company-table th {
  width: 200px;
  font-weight: 600;
  color: var(--primary);
  font-family: var(--font-serif);
  white-space: nowrap;
}
.company-table td { font-weight: 300; color: var(--muted); line-height: 2; }

/* タイムライン */
.timeline {
  position: relative;
  padding-left: 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 148px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--border));
}
.history-item {
  display: grid;
  grid-template-columns: 148px 1fr;
  gap: 0;
  padding: 0 0 36px 0;
  align-items: flex-start;
  position: relative;
}
.history-item:last-child { padding-bottom: 8px; }

/* ドット */
.history-item::after {
  content: '';
  position: absolute;
  left: 139px;
  top: 14px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--accent);
  z-index: 1;
}

.history-year {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 800;
  color: var(--white);
  background: var(--primary);
  padding: 6px 12px;
  border-radius: 20px;
  display: inline-block;
  white-space: nowrap;
  line-height: 1.4;
  margin-top: 6px;
  letter-spacing: .02em;
}
.history-desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  line-height: 1.9;
  padding: 6px 0 0 36px;
}
.history-desc strong {
  color: var(--primary);
  font-weight: 700;
}

@media (max-width: 960px) {
  .timeline::before { left: 100px; }
  .history-item { grid-template-columns: 100px 1fr; }
  .history-item::after { left: 91px; }
  .history-year { font-size: 11px; padding: 5px 10px; }
}
@media (max-width: 600px) {
  .timeline::before { display: none; }
  .history-item { grid-template-columns: 1fr; gap: 8px; }
  .history-item::after { display: none; }
  .history-year { font-size: 12px; }
  .history-desc { padding-left: 0; }
}

/* ===========================
   SDGs Page
   =========================== */
.sdgs-mission-banner {
  background: var(--green);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.sdgs-mission-banner .bg-text {
  -webkit-text-stroke: 1px rgba(255,255,255,.05);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
}
.sdgs-mission-banner h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 4vw, 42px);
  font-weight: 700;
  color: var(--white);
  position: relative;
}
.sdgs-mission-banner p {
  font-size: 15px;
  color: rgba(255,255,255,.75);
  margin: 16px auto 0;
  max-width: 520px;
  font-weight: 300;
  line-height: 2;
  position: relative;
}

.sdgs-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}
.sdgs-card {
  border: 1px solid var(--border);
  padding: 40px 32px;
  position: relative;
  transition: box-shadow .3s, transform .3s;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.sdgs-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.sdgs-card-num {
  font-family: var(--font-en);
  font-size: 60px;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  margin-bottom: 16px;
}
.sdgs-card h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}
.sdgs-card p { font-size: 13px; color: var(--muted); line-height: 2; font-weight: 300; }
.sdgs-card-accent {
  width: 32px;
  height: 3px;
  background: var(--accent);
  margin-bottom: 20px;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.work-chip {
  border: 1px solid var(--border);
  padding: 20px 16px;
  text-align: center;
  transition: background .2s, color .2s, box-shadow .2s, transform .2s;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.work-chip:hover { background: var(--primary); color: var(--white); border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.work-chip .chip-icon { font-size: 24px; margin-bottom: 10px; display: block; }
.work-chip .chip-label { font-size: 13px; font-weight: 500; }

/* ===========================
   FAQ Page
   =========================== */
.faq-category {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 14px;
  letter-spacing: .2em;
  color: var(--accent);
  margin: 64px 0 8px;
  display: block;
}
.faq-category-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--border);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .numbers-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .number-item:nth-child(2) { border-right: none; }
  .number-item:nth-child(3) { border-right: 1px solid rgba(255,255,255,.15); border-top: 1px solid rgba(255,255,255,.12); }
  .number-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,.12); border-right: none; }

  .service-list { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; padding: 0 20px; }
  .service-item { aspect-ratio: 16/9; }
  .service-item-desc { max-height: 100px; opacity: 1; }
  .service-item-link { opacity: 1; transform: none; }

  .sdgs-feature { grid-template-columns: 1fr; }
  .sdgs-feature-body { padding: 56px 40px; }

  .flow-steps { grid-template-columns: 1fr 1fr; gap: 48px; }
  .flow-step::after { display: none; }

  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .service-detail-block { grid-template-columns: 1fr; gap: 40px; }
  .service-detail-block.reverse { direction: ltr; }

  .sdgs-card-grid { grid-template-columns: 1fr 1fr; }
  .work-grid { grid-template-columns: repeat(3, 1fr); }

  /* history: see .timeline responsive above */
}

@media (max-width: 600px) {
  :root { --section-py: 64px; }
  .container { padding: 0 20px; }
  .section { padding: 80px 0; }

  .hero-content { padding: 0 20px 60px; }
  .scroll-indicator { right: 20px; }

  .flow-steps { grid-template-columns: 1fr; gap: 40px; }

  .cta-channels { flex-direction: column; align-items: center; }
  .cta-channels .btn { width: 100%; max-width: 320px; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-lower { flex-direction: column; text-align: center; }

  .section-head { flex-direction: column; align-items: flex-start; }

  .form-card { padding: 32px 24px; }

  .sdgs-card-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: repeat(2, 1fr); }

  /* history: see .timeline responsive above */
  .company-table { display: block; }
  .company-table tr { display: block; border-bottom: 1px solid var(--border); padding: 16px 0; }
  .company-table th { display: block; width: 100%; border-bottom: none; padding: 0 0 6px; }
  .company-table td { display: block; padding: 0; }
}