/* ============================================================
   INDEX HEADER OVERRIDES (transparent on hero)
   ============================================================ */
header#hdr {
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  transition: background .4s ease, box-shadow .4s ease, backdrop-filter .4s;
}
header#hdr.scrolled {
  background: rgba(255,255,255,.97);
  box-shadow: 0 1px 0 rgba(7,9,80,.1);
  backdrop-filter: blur(12px);
}
header#hdr .logo-img { display: none; }
header#hdr .logo-img--on-dark { display: block; }
header#hdr.scrolled .logo-img { display: block; }
header#hdr.scrolled .logo-img--on-dark { display: none; }
header#hdr nav a { color: rgba(255,255,255,.9); }
header#hdr nav a:hover { background: rgba(255,255,255,.12); color: rgba(255,255,255,.9); }
header#hdr.scrolled nav a { color: var(--text-secondary); }
header#hdr.scrolled nav a:hover { background: var(--gray-light); color: var(--navy-link); }
header#hdr .nav-dropdown-trigger { color: rgba(255,255,255,.9); }
header#hdr .nav-dropdown:hover .nav-dropdown-trigger,
header#hdr .nav-dropdown:focus-within .nav-dropdown-trigger {
  background: rgba(255,255,255,.12); color: rgba(255,255,255,.9);
}
header#hdr.scrolled .nav-dropdown-trigger { color: var(--text-secondary); }
header#hdr.scrolled .nav-dropdown:hover .nav-dropdown-trigger,
header#hdr.scrolled .nav-dropdown:focus-within .nav-dropdown-trigger {
  background: var(--gray-light); color: var(--navy-link);
}
header#hdr .nav-dropdown-menu a { color: var(--text-secondary); background: transparent; }
header#hdr .nav-dropdown-menu a:hover { background: var(--gray-light); color: var(--navy-link); }

/* ============================================================
   HERO — フルスクリーン スライダー
   ============================================================ */
.hero {
  position: relative; height: 100vh;
  min-height: 580px; max-height: 820px; overflow: hidden;
}
.slide {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity 1.4s cubic-bezier(.4,0,.2,1);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; text-align: center; padding: 0 48px 100px;
}
.slide.active { opacity: 1; }

/* 各スライド背景 */
.slide-1 {
  background:
    linear-gradient(155deg, rgba(2,13,28,.72) 0%, rgba(6,24,40,.58) 45%, rgba(4,17,42,.78) 100%),
    url('../image/lion-3576045_1920.jpg') center / cover no-repeat;
}
.slide-2 {
  background:
    linear-gradient(155deg, rgba(3,8,16,.72) 0%, rgba(6,18,32,.58) 45%, rgba(3,10,24,.78) 100%),
    url('../image/amoeba-1697436_1920.jpg') center / cover no-repeat;
}
.slide-3 {
  background:
    linear-gradient(155deg, rgba(5,4,8,.72) 0%, rgba(11,8,24,.58) 45%, rgba(6,5,26,.78) 100%),
    url('../image/pexels-merlin-11308972.jpg') center / cover no-repeat;
}
.slide-4 {
  background:
    linear-gradient(155deg, rgba(2,8,16,.72) 0%, rgba(3,15,34,.58) 45%, rgba(2,8,16,.78) 100%),
    url('../image/robynne-o-HOrhCnQsxnQ-unsplash.jpg') center / cover no-repeat;
}
.slide-5 {
  background:
    linear-gradient(155deg, rgba(3,6,8,.72) 0%, rgba(5,14,28,.58) 45%, rgba(4,11,22,.78) 100%),
    url('../image/greg-rakozy-oMpAz-DN-9I-unsplash.jpg') center / cover no-repeat;
}

/* 幾何学的装飾要素 */
.slide::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 70% 40%, rgba(7,9,80,.28) 0%, transparent 72%);
  pointer-events: none;
}
.slide-1::before {
  content: '';
  position: absolute; top: -30%; right: -10%; width: 70vw; height: 70vw; border-radius: 50%;
  border: 1px solid rgba(200,160,32,.08); pointer-events: none;
}

.slide-content { position: relative; z-index: 2; max-width: 860px; }
.slide-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(24px, 3.8vw, 48px); font-weight: 300;
  color: var(--white); letter-spacing: .03em; line-height: 1.4;
  margin-bottom: 24px;
  opacity: 0; transform: translateY(22px);
  transition: opacity .9s ease .3s, transform .9s ease .3s;
}
.slide.active .slide-en { opacity: 1; transform: translateY(0); }
.slide-ja {
  font-size: clamp(13px, 1.6vw, 16px); color: rgba(255,255,255,.68);
  font-weight: 300; letter-spacing: .1em; line-height: 2;
  opacity: 0; transform: translateY(14px);
  transition: opacity .9s ease .55s, transform .9s ease .55s;
}
.slide.active .slide-ja { opacity: 1; transform: translateY(0); }
.slide-attr {
  margin-top: 20px; font-size: clamp(13px, 1.6vw, 16px); color: rgba(255,255,255,.68);
  font-weight: 300; letter-spacing: .1em;
  opacity: 0; transition: opacity .9s ease .85s;
}
.slide.active .slide-attr { opacity: 1; }

/* スライド区切りライン装飾 */
.slide-divider {
  width: 48px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 0 auto 28px; opacity: 0;
  transition: opacity .9s ease .7s;
}
.slide.active .slide-divider { opacity: 1; }

/* ドット & 矢印 */
.slide-dots {
  position: absolute; bottom: 36px; left: 50%;
  transform: translateX(-50%); display: flex; gap: 12px; z-index: 10;
}
.dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: rgba(255,255,255,.28); border: none; cursor: pointer; padding: 0;
  transition: background .3s, transform .3s, width .3s;
}
.dot.active { background: var(--gold); transform: scale(1.4); width: 18px; border-radius: 3px; }
.slide-arrows {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 100%; display: flex; justify-content: space-between; padding: 0 24px; z-index: 10;
  pointer-events: none;
}
.arrow-btn {
  pointer-events: all; width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18);
  color: #fff; font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s; backdrop-filter: blur(6px);
}
.arrow-btn:hover { background: rgba(255,255,255,.2); }

/* スクロールヒント */
.scroll-hint {
  position: absolute; bottom: 36px; right: 48px; z-index: 10;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  opacity: .5;
}
.scroll-hint span { font-size: 9px; color: #fff; letter-spacing: .2em; writing-mode: vertical-rl; }
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(180deg, rgba(255,255,255,.6) 0%, transparent 100%);
  animation: scrollDown 1.8s ease-in-out infinite;
}
@keyframes scrollDown { 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} }

/* ============================================================
   CATCH SECTION
   ============================================================ */
.catch-section {
  background: var(--white);
  border-bottom: 1px solid rgba(7,9,80,.07);
}
.catch-inner {
  max-width: 1280px; margin: 0 auto; padding: 72px 40px 68px;
  display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: center;
}
.catch-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 500; color: var(--gold);
  background: var(--gold-pale); border: 1px solid rgba(200,160,32,.28);
  padding: 5px 16px; border-radius: 2px; letter-spacing: .12em; margin-bottom: 26px;
}
.catch-badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold); flex-shrink: 0;
}
.catch-main { display: flex; align-items: flex-start; gap: 20px; }
.catch-line {
  width: 3px; min-height: 88px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--navy) 100%);
  border-radius: 2px; flex-shrink: 0; margin-top: 6px;
}
.catch-h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(21px, 2.6vw, 31px); font-weight: 600;
  color: var(--navy-ink); line-height: 1.7; letter-spacing: .04em;
}
.catch-h1 .gold-word { color: var(--gold); }
.catch-sub {
  margin-top: 22px; font-size: 14px; color: var(--text-secondary);
  line-height: 2.1; max-width: 580px;
}
.catch-ctas { display: flex; flex-direction: column; gap: 11px; min-width: 192px; }

/* ボタン共通 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-sm); cursor: pointer; letter-spacing: .06em; transition: background .2s, transform .15s, border-color .2s; white-space: nowrap; font-size: 13px; font-weight: 500; }
.btn-primary   { color: var(--white); background: var(--navy); border: none; padding: 15px 28px; }
.btn-primary:hover { background: var(--navy-dark); transform: translateY(-1px); }
.btn-secondary { color: var(--navy-link); background: transparent; border: 1px solid rgba(7,9,80,.32); padding: 13px 28px; }
.btn-secondary:hover { border-color: var(--navy-link); background: rgba(7,9,80,.04); transform: translateY(-1px); }
.btn-gold      { color: var(--navy-ink); background: transparent; border: 1px solid var(--gold); padding: 13px 28px; }
.btn-gold:hover { background: var(--gold-pale); transform: translateY(-1px); }

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy-deep) 100%);
  padding: 26px 40px;
  min-height: 88px;
  border-top: 1px solid rgba(200,160,32,.18);
}
.trust-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 0;
}
.trust-item {
  display: flex; align-items: center; gap: 16px;
  padding: 0 44px; border-right: 1px solid rgba(255,255,255,.1);
}
.trust-item:last-child { border-right: none; }
.trust-star { color: var(--gold); font-size: 20px; }
.trust-num {
  font-family: 'Cormorant Garamond', serif; font-size: 32px; font-weight: 400;
  color: var(--white); line-height: 1;
}
.trust-label { font-size: 11px; color: rgba(255,255,255,.5); letter-spacing: .06em; line-height: 1.6; }
.trust-cert  { font-size: 11px; color: rgba(255,255,255,.72); letter-spacing: .05em; line-height: 1.65; }

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section-tag {
  display: inline-block; font-size: 10px; font-weight: 500; color: var(--gold);
  letter-spacing: .22em; margin-bottom: 14px; font-family: 'Montserrat', sans-serif;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(22px, 2.8vw, 32px); font-weight: 600;
  color: var(--navy-ink); line-height: 1.45; letter-spacing: .04em;
}
.section-sub {
  margin-top: 16px; font-size: 14px; color: var(--text-secondary); line-height: 2;
}
.section-header { text-align: center; margin-bottom: 60px; }
.section-header-flex {
  display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 52px;
}
.more-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 500; color: var(--navy-link);
  letter-spacing: .06em; margin-bottom: 8px; transition: gap .2s;
}
.more-link:hover { gap: 10px; }
.more-link::after { content: '→'; }

/* ============================================================
   SERVICES
   ============================================================ */
.services { padding: 108px 40px; background: var(--off-white); }
.services-inner { max-width: 1280px; margin: 0 auto; }
.srv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.srv-card {
  background: var(--white); border: 1px solid rgba(7,9,80,.09);
  border-radius: var(--radius-lg); padding: 40px 32px 36px;
  display: flex; flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative; overflow: hidden;
}
.srv-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--navy));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.srv-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: rgba(7,9,80,.18); }
.srv-card:hover::before { transform: scaleX(1); }

/* 背景番号装飾 */
.srv-card::after {
  content: attr(data-num);
  position: absolute; bottom: 20px; right: 24px;
  font-family: 'Cormorant Garamond', serif; font-size: 80px; font-weight: 300;
  color: rgba(7,9,80,.04); line-height: 1; pointer-events: none; user-select: none;
}
.srv-num {
  font-family: 'Montserrat', sans-serif; font-size: 10px; font-weight: 500;
  color: var(--gold); letter-spacing: .16em; margin-bottom: 22px;
}
.srv-icon {
  width: 56px; height: 56px; background: rgba(7,9,80,.06);
  border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; transition: background .25s;
}
.srv-card:hover .srv-icon { background: rgba(7,9,80,.1); }
.srv-icon svg { width: 28px; height: 28px; }
.srv-name {
  font-family: 'Noto Serif JP', serif; font-size: 18px; font-weight: 600;
  color: var(--navy-ink); line-height: 1.55; margin-bottom: 14px;
}
.srv-desc {
  font-size: 13px; color: var(--text-secondary); line-height: 1.9;
  margin-bottom: 22px; flex: 1;
}
.srv-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 28px; }
.srv-tag {
  font-size: 10px; color: var(--navy-link); background: rgba(7,9,80,.06);
  border: 1px solid rgba(7,9,80,.14); padding: 3px 10px;
  border-radius: 2px; letter-spacing: .04em;
}
.srv-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; font-weight: 500; color: var(--navy-link);
  letter-spacing: .06em; transition: gap .2s;
}
.srv-link:hover { gap: 11px; }
.srv-link::after { content: '→'; }

/* ============================================================
   WHY US
   ============================================================ */
.why {
  padding: 108px 40px; background: var(--white);
  position: relative; overflow: hidden;
}
.why::before {
  content: 'WHY US';
  position: absolute; top: 60px; right: 40px;
  font-family: 'Montserrat', sans-serif; font-size: 92px; font-weight: 600;
  color: rgba(7,9,80,.028); letter-spacing: .12em; line-height: 1;
  pointer-events: none; user-select: none;
}
.why-inner { max-width: 1280px; margin: 0 auto; }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.why-card {
  border: 1px solid rgba(7,9,80,.09); border-radius: var(--radius-lg);
  padding: 36px 32px; display: flex; gap: 26px; align-items: flex-start;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--white);
}
.why-card:hover { border-color: rgba(7,9,80,.22); box-shadow: 0 8px 32px rgba(7,9,80,.07); }
.why-point { flex-shrink: 0; display: flex; flex-direction: column; align-items: center; gap: 3px; }
.why-point-label {
  font-family: 'Montserrat', sans-serif; font-size: 8px; font-weight: 500;
  color: var(--gold); letter-spacing: .14em;
}
.why-point-num {
  font-family: 'Cormorant Garamond', serif; font-size: 42px; font-weight: 300;
  color: var(--navy-ink); line-height: 1;
}
.why-title {
  font-family: 'Noto Serif JP', serif; font-size: 16px; font-weight: 600;
  color: var(--navy-ink); margin-bottom: 12px; line-height: 1.6;
}
.why-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.9; }

/* ============================================================
   CASE STUDIES
   ============================================================ */
.cases { padding: 108px 40px; background: var(--off-white); }
.cases-inner { max-width: 1280px; margin: 0 auto; }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card {
  background: var(--white); border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(7,9,80,.07);
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  color: inherit;
  display: block;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.case-thumb {
  height: 168px;
  background: linear-gradient(135deg, #c8d8f0 0%, #a0bce0 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--navy-link); font-size: 12px; font-weight: 500; letter-spacing: .06em;
  position: relative; overflow: hidden;
}
.case-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(7,9,80,.12) 100%);
}
.case-thumb--photo {
  height: auto;
  background: #0a0a12;
  padding: 0;
}
.case-thumb--photo::after { display: none; }
.case-thumb--photo img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
}
.case-body { padding: 26px; }
.case-tags { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.case-tag {
  font-size: 10px; color: var(--navy-link); background: rgba(7,9,80,.06);
  padding: 2px 10px; border-radius: 2px; letter-spacing: .04em;
}
.case-title { font-size: 14px; font-weight: 500; color: var(--text-primary); line-height: 1.65; margin-bottom: 14px; }
.case-result {
  font-size: 12px; color: var(--navy-link); font-weight: 500;
  border-top: 1px solid rgba(7,9,80,.09); padding-top: 14px; letter-spacing: .04em;
}

/* ============================================================
   NEWS & ACTIVITY
   ============================================================ */
.news { padding: 108px 40px; background: var(--white); }
.news-inner { max-width: 1280px; margin: 0 auto; }
.news-item {
  display: flex; align-items: baseline; gap: 22px;
  padding: 20px 0; border-bottom: 1px solid rgba(7,9,80,.07);
  transition: background .15s;
}
.news-item:first-child { border-top: 1px solid rgba(7,9,80,.07); }
.news-item:hover .news-title { color: var(--navy-link); }
.news-date { font-size: 12px; color: var(--text-muted); min-width: 90px; letter-spacing: .04em; }
.news-cat {
  font-size: 10px; font-weight: 500; padding: 2px 11px;
  border-radius: 2px; white-space: nowrap; letter-spacing: .07em;
}
.cat-s { background: rgba(7,9,80,.08);    color: var(--navy-link); }
.cat-n { background: rgba(4,100,157,.08);   color: #0a5080; }
.cat-c { background: rgba(200,160,32,.12);  color: #7a5800; }
.cat-e { background: rgba(15,110,86,.1);    color: #0f6e56; }
.news-title { font-size: 14px; color: var(--text-primary); transition: color .2s; flex: 1; }

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-dark) 42%, var(--navy-mid) 72%, var(--navy) 100%);
  padding: 100px 40px; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; top: -80px; right: -80px;
  width: 380px; height: 380px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.05);
}
.cta-band::after {
  content: ''; position: absolute; bottom: -100px; left: -50px;
  width: 300px; height: 300px; border-radius: 50%;
  background: rgba(200,160,32,.05);
}
/* 追加装飾 */
.cta-band-deco {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 600px; height: 600px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.03); pointer-events: none;
}
.cta-inner { max-width: 860px; margin: 0 auto; text-align: center; position: relative; z-index: 2; }
.cta-tag {
  display: inline-block; font-size: 10px; font-weight: 500; color: var(--gold);
  letter-spacing: .22em; margin-bottom: 20px; font-family: 'Montserrat', sans-serif;
}
.cta-title {
  font-family: 'Noto Serif JP', serif;
  font-size: calc(clamp(23px, 3vw, 36px) * 0.9); font-weight: 600;
  color: var(--white); line-height: 1.55; margin-bottom: calc(20px + 1em); letter-spacing: .04em;
}
.cta-sub { font-size: 14px; color: rgba(255,255,255,.68); margin-bottom: 52px; line-height: 2.1; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-cta-w {
  font-size: 13px; font-weight: 500; color: var(--navy-ink); background: var(--white);
  border: none; padding: 16px 32px; border-radius: var(--radius-sm);
  cursor: pointer; letter-spacing: .07em;
  transition: transform .15s, background .2s; white-space: nowrap;
}
.btn-cta-w:hover { background: #eef3ff; transform: translateY(-2px); }
.btn-cta-o {
  font-size: 13px; color: var(--white); background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.32); padding: 15px 32px; border-radius: var(--radius-sm);
  cursor: pointer; letter-spacing: .07em;
  transition: transform .15s, background .2s; white-space: nowrap;
}
.btn-cta-o:hover { background: rgba(255,255,255,.14); transform: translateY(-2px); }
.btn-cta-g {
  font-size: 13px; font-weight: 500; color: var(--navy-ink); background: var(--gold);
  border: none; padding: 16px 32px; border-radius: var(--radius-sm);
  cursor: pointer; letter-spacing: .07em;
  transition: transform .15s, background .2s; white-space: nowrap;
}
.btn-cta-g:hover { background: var(--gold-light); transform: translateY(-2px); }

/* ============================================================
   FOOTER
   ============================================================ */
footer { background: var(--navy-deep); padding: 72px 40px 0; }
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr; gap: 44px;
  padding-bottom: 56px; border-bottom: 1px solid rgba(255,255,255,.07);
}
.footer-brand-name {
  font-family: 'Cormorant Garamond', serif; font-size: 20px;
  color: var(--white); letter-spacing: .06em; margin-bottom: 4px;
}
.footer-brand-ja { font-size: 10px; color: rgba(255,255,255,.36); letter-spacing: .12em; margin-bottom: 22px; }
.footer-addr { font-size: 12px; color: rgba(255,255,255,.46); line-height: 2; font-style: normal; }
.footer-cert {
  margin-top: 18px; font-size: 11px; color: rgba(255,255,255,.38);
  line-height: 1.7; border-top: 1px solid rgba(255,255,255,.07); padding-top: 16px;
}
.fcol-title {
  font-size: 10px; font-weight: 500; color: rgba(255,255,255,.4);
  letter-spacing: .16em; margin-bottom: 18px; font-family: 'Montserrat', sans-serif;
}
.flinks { display: flex; flex-direction: column; gap: 11px; }
.flink { font-size: 13px; color: rgba(255,255,255,.6); transition: color .2s; }
.flink:hover { color: var(--white); }
.flink--spaced { margin-top: 16px; }
.footer-bottom {
  max-width: 1280px; margin: 0 auto; padding: 22px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.footer-copy { font-size: 11px; color: rgba(255,255,255,.26); letter-spacing: .04em; }
.footer-sns { display: flex; gap: 10px; }
.footer-bottom .footer-sns { gap: 18px; }
.footer-bottom .footer-sns a:not(.social-btn) { font-size: 11px; color: rgba(255,255,255,.36); transition: color .2s; letter-spacing: .06em; }
.footer-bottom .footer-sns a:not(.social-btn):hover { color: rgba(255,255,255,.8); }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity .75s ease, transform .75s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .08s; } .d2 { transition-delay: .18s; }
.d3 { transition-delay: .28s; } .d4 { transition-delay: .38s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .srv-grid, .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  nav { display: none; }
  .catch-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .trust-item { padding: 8px 18px; }
}
@media (max-width: 640px) {
  .srv-grid, .cases-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .cta-btns, .catch-ctas { flex-direction: column; align-items: stretch; }
  .header-inner { padding: 0 20px; }
  .catch-inner, .services, .why, .cases, .news, .cta-band { padding-left: 20px; padding-right: 20px; }
}