/* ==========================================================
   COSMO VISION — Cinema (Plan B)
   ジャパニーズモダン × 劇場: 漆黒基調、大判映像、縦書きアクセント
   ========================================================== */

:root {
  /* Dark theme (default for Cinema) — 漆黒 x 生成り */
  --bg: #0B0A09;
  --bg-2: #131110;
  --bg-3: #1B1815;
  --ink: #EFEAE0;
  --ink-2: #DAD3C6;
  --sumi: #B9B0A2;
  --enpitsu: #847C70;
  --line: rgba(239, 234, 224, 0.10);
  --line-strong: rgba(239, 234, 224, 0.28);
  --paper: #131110;
  --accent: #D45A40;       /* 茜 */
  --accent-soft: rgba(212, 90, 64, 0.12);
}

[data-theme="light"] {
  --bg: #F2EFE8;
  --bg-2: #E8E3D8;
  --bg-3: #DDD5C5;
  --ink: #100E0B;
  --ink-2: #2A2520;
  --sumi: #4A4540;
  --enpitsu: #6B655E;
  --line: rgba(16, 14, 11, 0.14);
  --line-strong: rgba(16, 14, 11, 0.32);
  --paper: #FBF9F4;
  --accent: #A8362B;
  --accent-soft: rgba(168, 54, 43, 0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.85;
  letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
  transition: background 0.6s ease, color 0.6s ease;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #fff; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.serif {
  font-family: "Cormorant Garamond", "EB Garamond", serif;
  font-weight: 300;
}
.mincho {
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
}
.mono {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.tate {
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

h1,h2,h3 { font-weight: 300; line-height: 1.2; }

.wrap {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 56px;
}

/* ==========================================================
   NAV
   ========================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 56px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 95%, transparent) 0%, color-mix(in srgb, var(--bg) 40%, transparent) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.nav-mark {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 24px;
  letter-spacing: 0.06em;
  color: var(--ink);
}
.nav-mark em { color: var(--accent); font-style: normal; }
.nav-sub {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.26em;
  color: var(--enpitsu);
  text-transform: uppercase;
}

.nav-center {
  display: flex; gap: 36px;
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.nav-center a {
  position: relative;
  padding: 4px 2px;
  color: var(--sumi);
  transition: color 0.3s;
}
.nav-center a:hover { color: var(--ink); }
.nav-center a.active { color: var(--accent); }
.nav-center a.active::before {
  content: "·";
  position: absolute;
  left: -10px; top: 0;
  color: var(--accent);
}

.nav-cta {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11px;
  letter-spacing: 0.22em;
  padding: 11px 22px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  transition: all 0.3s;
}
.nav-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ==========================================================
   HERO — black-out cinematic
   ========================================================== */
.hero-c {
  position: relative;
  height: 100vh;
  min-height: 720px;
  overflow: hidden;
  background: #000;
}

.hero-c-slides {
  position: absolute;
  inset: 0;
}
.hero-c-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 1.8s ease, transform 8s ease-out;
}
.hero-c-slide.active {
  opacity: 1;
  transform: scale(1.0);
}
.hero-c-slide::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.30) 40%,
    rgba(0,0,0,0.70) 100%);
}
.hero-c-slide::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg,
    rgba(0,0,0,0.55) 0%,
    rgba(0,0,0,0.00) 50%,
    rgba(0,0,0,0.20) 100%);
  z-index: 1;
}

/* letterbox bars */
.hero-c-bar {
  position: absolute;
  left: 0; right: 0;
  height: 60px;
  background: #000;
  z-index: 5;
  pointer-events: none;
}
.hero-c-bar.top { top: 0; }
.hero-c-bar.bot { bottom: 0; }

/* film perforation */
.hero-c-perf {
  position: absolute;
  top: 60px; bottom: 60px;
  width: 22px;
  background:
    repeating-linear-gradient(180deg,
      transparent 0 14px,
      rgba(255,255,255,0.08) 14px 22px,
      transparent 22px 30px);
  z-index: 5;
  pointer-events: none;
}
.hero-c-perf.left { left: 16px; }
.hero-c-perf.right { right: 16px; }

.hero-c-content {
  position: absolute;
  inset: 60px 0 60px 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 0 80px;
  color: #EFEAE0;
}

.hero-c-tate {
  font-family: "Noto Serif JP", serif;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 16px;
  letter-spacing: 0.5em;
  color: rgba(255,255,255,0.85);
  height: 320px;
  border-right: 1px solid rgba(255,255,255,0.20);
  padding-right: 16px;
}

.hero-c-center {
  text-align: left;
  padding-left: 80px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 760px;
}
.hero-c-mark {
  display: flex; align-items: center; gap: 16px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.32em;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
}
.hero-c-mark .dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }

.hero-c-title {
  font-family: "Cormorant Garamond", serif;
  font-weight: 300;
  font-size: clamp(56px, 7.2vw, 124px);
  line-height: 0.95;
  letter-spacing: 0.005em;
  color: #fff;
}
.hero-c-title em {
  font-style: italic;
  color: var(--accent);
}
.hero-c-sub {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(15px, 1.4vw, 19px);
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.86);
  max-width: 540px;
}

.hero-c-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
}
.hero-c-num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 110px;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
}
.hero-c-meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.65);
  text-align: right;
  text-transform: uppercase;
  line-height: 2;
}

.hero-c-base {
  position: absolute;
  bottom: 78px;
  left: 80px; right: 80px;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: end;
  color: rgba(255,255,255,0.7);
}
.hero-c-base .l, .hero-c-base .r {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.hero-c-base .l::before {
  content: ""; width: 28px; height: 1px; background: rgba(255,255,255,0.4);
}

.hero-c-dots {
  display: flex; gap: 6px;
}
.hero-c-dot {
  width: 24px; height: 2px;
  background: rgba(255,255,255,0.25);
  cursor: pointer;
  transition: background 0.4s;
}
.hero-c-dot.active { background: var(--accent); }

/* ==========================================================
   SECTION HEADER (full bleed type)
   ========================================================== */
.sec-head {
  padding: 140px 0 80px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 80px;
  align-items: end;
}
.sec-head .label {
  display: flex; align-items: center; gap: 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--enpitsu);
  text-transform: uppercase;
  white-space: nowrap;
}
.sec-head .label::before { content: ""; width: 40px; height: 1px; background: var(--line-strong); }
.sec-head h2 {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(54px, 7.5vw, 132px);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: 0.005em;
  color: var(--ink);
}
.sec-head h2 em { font-style: italic; color: var(--accent); }
.sec-head .ja {
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
  letter-spacing: 0.24em;
  color: var(--sumi);
  margin-top: 16px;
  display: block;
}

/* ==========================================================
   SERVICES — horizontal scroller
   ========================================================== */
.svc {
  padding-bottom: 140px;
  border-bottom: 1px solid var(--line);
}

.svc-scroller {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 0 56px 40px;
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}
.svc-scroller::-webkit-scrollbar { height: 6px; }
.svc-scroller::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }
.svc-scroller::-webkit-scrollbar-track { background: var(--line); }

.svc-card {
  flex: 0 0 460px;
  height: 580px;
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  cursor: pointer;
  transition: transform 0.6s cubic-bezier(.2,.7,.2,1), border-color 0.4s;
}
.svc-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}
.svc-card::before {
  content: "";
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0;
  transition: opacity 0.6s;
  z-index: 0;
}
.svc-card:hover::before { opacity: 0.18; }
.svc-card[data-bg="1"]::before { background-image: url(../assets/images/slide_1.jpg); }
.svc-card[data-bg="2"]::before { background-image: url(../assets/images/slide_2.jpg); }
.svc-card[data-bg="3"]::before { background-image: url(../assets/images/slide_3.jpg); }
.svc-card[data-bg="4"]::before { background-image: url(../assets/images/kagofuru-1.jpg); }
.svc-card[data-bg="5"]::before { background-image: url(../assets/images/biwako-1.jpg); }
.svc-card[data-bg="6"]::before { background-image: url(../assets/images/sakitsu-1.jpg); }

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

.svc-card-top { display: flex; justify-content: space-between; align-items: flex-start; }
.svc-card-num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 64px;
  color: var(--accent);
  font-weight: 300;
  line-height: 1;
}
.svc-card-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--enpitsu);
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
}

.svc-card-body {
  display: flex; flex-direction: column; gap: 16px;
}
.svc-card-ja {
  font-family: "Noto Serif JP", serif;
  font-size: 32px;
  letter-spacing: 0.16em;
  color: var(--ink);
}
.svc-card-en {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 18px;
  color: var(--sumi);
}
.svc-card-desc {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13px;
  line-height: 2;
  color: var(--sumi);
}
.svc-card-arrow {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 22px;
  color: var(--ink);
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.svc-counter {
  display: flex; justify-content: space-between;
  padding: 24px 56px 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
  border-top: 1px solid var(--line);
  margin-top: 32px;
}

/* ==========================================================
   STATEMENT
   ========================================================== */
.statement {
  padding: 160px 0;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.statement .label {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--enpitsu);
  text-transform: uppercase;
  margin-bottom: 40px;
}
.statement .label::before, .statement .label::after {
  content: ""; width: 36px; height: 1px; background: var(--line-strong);
}
.statement h2 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(28px, 3.8vw, 56px);
  font-weight: 300;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--ink);
  max-width: 1080px;
  margin: 0 auto;
}
.statement h2 em {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.statement .sig {
  margin-top: 56px;
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 22px;
  color: var(--enpitsu);
}

/* ==========================================================
   WORKS — large grid with cinema framing
   ========================================================== */
.works-c {
  padding: 0 0 140px;
  border-bottom: 1px solid var(--line);
}

.works-c-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
  padding: 0 56px;
}

.work-c {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  cursor: pointer;
}
.work-c.size-l { grid-column: span 8; }
.work-c.size-m { grid-column: span 6; }
.work-c.size-s { grid-column: span 4; }

.work-c-thumb {
  position: relative;
  width: 100%;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-3);
  overflow: hidden;
}
.work-c.size-l .work-c-thumb { aspect-ratio: 16/9; }
.work-c.size-m .work-c-thumb { aspect-ratio: 4/3; }
.work-c.size-s .work-c-thumb { aspect-ratio: 1/1; }

.work-c-thumb::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.6) 100%);
  z-index: 1;
}
.work-c-thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--accent);
  opacity: 0;
  mix-blend-mode: color;
  transition: opacity 0.5s;
  z-index: 2;
}
.work-c:hover .work-c-thumb::after { opacity: 0.4; }

.work-c-overlay {
  position: absolute;
  left: 24px; bottom: 24px; right: 24px;
  z-index: 3;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: end;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.work-c-overlay .num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 32px;
  letter-spacing: 0;
  color: var(--accent);
  line-height: 1;
}

.work-c-info {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
}
.work-c-info .title {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--ink);
  line-height: 1.6;
}
.work-c-info .meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--enpitsu);
  text-transform: uppercase;
  text-align: right;
  white-space: nowrap;
}

/* film frame look */
.cine-frame {
  position: relative;
  padding: 8px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  border: 1px solid var(--line);
}
.cine-frame::before,
.cine-frame::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 8px;
  background:
    repeating-linear-gradient(90deg,
      var(--ink) 0 6px,
      transparent 6px 14px);
  opacity: 0.06;
}
.cine-frame::before { top: 0; }
.cine-frame::after { bottom: 0; }

/* ==========================================================
   APPROACH — three pillar block
   ========================================================== */
.approach {
  padding: 140px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.pillar {
  padding: 56px 40px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}
.pillar:last-child { border-right: none; }
.pillar .num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 48px;
  color: var(--accent);
  font-weight: 300;
  line-height: 1;
}
.pillar .ja {
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
  letter-spacing: 0.18em;
  color: var(--ink);
}
.pillar .desc {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13.5px;
  line-height: 2;
  color: var(--sumi);
}

/* ==========================================================
   MARQUEE
   ========================================================== */
.marquee {
  overflow: hidden;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.marquee-track {
  display: flex;
  gap: 80px;
  white-space: nowrap;
  animation: scrollX 40s linear infinite;
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 28px;
  color: var(--sumi);
}
.marquee-track span { display: inline-flex; align-items: center; gap: 80px; }
.marquee-track .dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}
@keyframes scrollX {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================================
   CTA + FOOTER
   ========================================================== */
.cta-c {
  padding: 180px 0;
  text-align: center;
  border-bottom: 1px solid var(--line);
  position: relative;
  background-image: radial-gradient(ellipse at center, var(--bg-2) 0%, var(--bg) 70%);
}
.cta-c h2 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(36px, 4.6vw, 64px);
  font-weight: 300;
  line-height: 1.5;
  letter-spacing: 0.06em;
}
.cta-c h2 em {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  color: var(--accent);
}
.cta-c .label {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--enpitsu);
  text-transform: uppercase;
  margin-bottom: 40px;
}
.cta-c .label::before, .cta-c .label::after {
  content:""; width:36px; height:1px; background: var(--line-strong);
}

.btn-c {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 22px 38px;
  margin-top: 40px;
  background: var(--ink);
  color: var(--bg);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12.5px;
  letter-spacing: 0.26em;
  transition: all 0.4s;
  border: 1px solid var(--ink);
}
.btn-c:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  padding: 22px 48px;
}
.btn-c .arrow { font-family: "Cormorant Garamond", serif; font-style: italic; font-size: 22px; }

.btn-c-ghost {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 28px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  transition: all 0.4s;
}
.btn-c-ghost:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

footer.footer-c {
  padding: 100px 0 40px;
  background: #060504;
  color: var(--ink);
  border-top: 1px solid var(--line);
}
[data-theme="light"] footer.footer-c { background: var(--bg-2); }
.footer-c-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 80px;
}
.footer-c-brand .mark {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 48px;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 24px;
  display: block;
}
.footer-c-brand .mark em { color: var(--accent); font-style: normal; }
.footer-c-brand p {
  font-size: 13px;
  line-height: 2;
  color: var(--sumi);
  max-width: 360px;
}

.footer-c-col h4 {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.24em;
  color: var(--enpitsu);
  text-transform: uppercase;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.footer-c-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-c-col a { font-size: 13px; color: var(--ink-2); transition: color 0.3s; letter-spacing: 0.06em; }
.footer-c-col a:hover { color: var(--accent); }

.footer-c-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
}
.footer-c-secure { display: flex; align-items: center; gap: 14px; }
.footer-c-secure .lock {
  width: 14px; height: 14px;
  border: 1px solid var(--enpitsu);
  border-radius: 2px;
  position: relative;
}
.footer-c-secure .lock::before {
  content:""; position: absolute;
  left: 50%; top: -5px;
  width: 8px; height: 6px;
  border: 1px solid var(--enpitsu);
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  transform: translateX(-50%);
}

/* ==========================================================
   PAGE HERO (sub-pages)
   ========================================================== */
.page-hero-c {
  padding: 180px 0 100px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-hero-c .wrap {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 100px;
  align-items: end;
}
.page-hero-c .num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: clamp(120px, 14vw, 220px);
  font-weight: 300;
  color: var(--accent);
  line-height: 0.85;
}
.page-hero-c .body {
  display: flex; flex-direction: column; gap: 16px;
}
.page-hero-c h1 {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(56px, 6.5vw, 110px);
  font-weight: 300;
  letter-spacing: 0.005em;
  line-height: 1;
  color: var(--ink);
}
.page-hero-c h1 em { font-style: italic; color: var(--accent); }
.page-hero-c .ja {
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
  letter-spacing: 0.2em;
  color: var(--sumi);
}
.page-hero-c .lead {
  font-family: "Noto Serif JP", serif;
  font-size: 15px;
  line-height: 2.2;
  color: var(--sumi);
  max-width: 640px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

/* ==========================================================
   SERVICE DETAIL (sub)
   ========================================================== */
.svc-detail-c {
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}
.svc-detail-c .wrap {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}
.svc-detail-c .label-block { position: sticky; top: 120px; }
.svc-detail-c .label-num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 90px;
  color: var(--accent);
  font-weight: 300;
  line-height: 1;
  margin-bottom: 24px;
}
.svc-detail-c .ja {
  font-family: "Noto Serif JP", serif;
  font-size: 30px;
  letter-spacing: 0.18em;
  color: var(--ink);
  margin-bottom: 8px;
  display: block;
}
.svc-detail-c .en {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 18px;
  color: var(--enpitsu);
}
.svc-detail-c .body { display: flex; flex-direction: column; gap: 32px; }
.svc-detail-c .body > p {
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
  line-height: 2.2;
  color: var(--ink-2);
}
.svc-detail-c .feat-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.svc-detail-c .feat-row:first-of-type { border-top: 1px solid var(--line); }
.svc-detail-c .feat-row dt {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
}
.svc-detail-c .feat-row dd { font-size: 14px; line-height: 1.9; color: var(--ink-2); }

/* About page tables */
.info-c {
  border-top: 1px solid var(--line-strong);
}
.info-c .row {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.info-c .row dt {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
}
.info-c .row dd {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-2);
}

.timeline-c .row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.timeline-c .row:first-child { border-top: 1px solid var(--line-strong); }
.timeline-c .year {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 28px;
  color: var(--accent);
}
.timeline-c .event { font-size: 14px; line-height: 1.9; color: var(--ink-2); }

/* Forms (re-use Plan A style with dark adjustments) */
.contact-c {
  padding: 100px 0 120px;
  border-bottom: 1px solid var(--line);
}
.contact-c .wrap {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}
.contact-info-c { display: flex; flex-direction: column; gap: 36px; }
.contact-info-c .block dt {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.contact-info-c .block dd {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  color: var(--ink);
  line-height: 1.7;
}
.contact-info-c .block dd .small { display: block; font-size: 12px; color: var(--sumi); margin-top: 4px; }

.secure-c {
  margin-top: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  display: flex; gap: 14px; align-items: flex-start;
}
.secure-c .icon {
  flex-shrink: 0;
  width: 22px; height: 22px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  position: relative;
  margin-top: 2px;
}
.secure-c .icon::before {
  content: ""; position: absolute;
  left: 50%; top: -7px;
  width: 12px; height: 9px;
  border: 1px solid var(--accent);
  border-bottom: none;
  border-radius: 6px 6px 0 0;
  transform: translateX(-50%);
}
.secure-c p {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12px;
  line-height: 1.8;
  color: var(--sumi);
}
.secure-c p strong { color: var(--ink); font-weight: 500; }

.form-c { display: flex; flex-direction: column; gap: 32px; }
.form-c .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.form-c .field { display: flex; flex-direction: column; gap: 10px; }
.form-c .field label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
}
.form-c .field .req { color: var(--accent); margin-left: 6px; }
.form-c .field input,
.form-c .field textarea,
.form-c .field select {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  padding: 14px 0;
  color: var(--ink);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 15px;
  outline: none;
  border-radius: 0;
  transition: border-color 0.4s;
}
.form-c .field textarea { resize: vertical; min-height: 140px; }
.form-c .field input:focus,
.form-c .field textarea:focus,
.form-c .field select:focus { border-color: var(--accent); }
.form-c .radios {
  display: flex; gap: 22px; flex-wrap: wrap;
  padding-top: 4px;
}
.form-c .radios label {
  display: flex; align-items: center; gap: 10px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13.5px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  text-transform: none;
  cursor: pointer;
}
.form-c .radios input { accent-color: var(--accent); }

/* ==========================================================
   Animations
   ========================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.2s ease, transform 1.2s cubic-bezier(.2,.7,.2,1);
}
.fade-in.in { opacity: 1; transform: translateY(0); }

.parallax-up { transition: transform 1.6s cubic-bezier(.2,.7,.2,1); }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 1100px) {
  .nav, .wrap { padding: 16px 24px; }
  .svc-scroller { padding: 0 24px 32px; }
  .works-c-grid { padding: 0 24px; grid-template-columns: 1fr 1fr; gap: 24px; }
  .work-c.size-l, .work-c.size-m, .work-c.size-s { grid-column: span 1; }
  .hero-c-content { padding: 0 24px; grid-template-columns: 1fr; gap: 32px; align-items: start; padding-top: 24px; }
  .hero-c-tate { display: none; }
  .hero-c-right { display: none; }
  .hero-c-center { padding-left: 0; }
  .hero-c-base { left: 24px; right: 24px; bottom: 78px; }
  .sec-head { grid-template-columns: 1fr; gap: 24px; padding: 100px 0 60px; }
  .approach-grid { grid-template-columns: 1fr; }
  .pillar { border-right: none; border-bottom: 1px solid var(--line); }
  .svc-card { flex: 0 0 320px; height: 480px; }
  .page-hero-c .wrap { grid-template-columns: 1fr; gap: 24px; }
  .svc-detail-c .wrap, .contact-c .wrap { grid-template-columns: 1fr; gap: 40px; }
  .svc-detail-c .label-block { position: static; }
  .footer-c-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .form-c .row2 { grid-template-columns: 1fr; gap: 32px; }
}