/* ------------------------------
   Base
------------------------------ */
:root {
  --paper: #f5f1e8;
  --paper-light: #fbfaf6;
  --ink: #191815;
  --muted: #706c65;
  --line: #d8d1c4;
  --seal: #9d2b24;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 10%, rgba(255,255,255,.65), transparent 30%),
    linear-gradient(rgba(255,255,255,.15), rgba(255,255,255,.15)),
    var(--paper);
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  line-height: 1.9;
}

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

img {
  max-width: 100%;
}

button {
  font: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------
   Header
------------------------------ */
.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 4vw;
  color: var(--white);
  background: linear-gradient(to bottom, rgba(0,0,0,.5), transparent);
  transition: background .3s, color .3s, padding .3s;
}

.site-header.is-scrolled {
  padding-top: 12px;
  padding-bottom: 12px;
  color: var(--ink);
  background: rgba(245, 241, 232, .94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(25,24,21,.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: white;
  background: var(--seal);
  font-family: "Noto Serif JP", serif;
  font-weight: 600;
}

.brand-name {
  font-family: "Noto Serif JP", serif;
  letter-spacing: .12em;
}

.global-nav {
  display: flex;
  gap: 28px;
  font-size: 12px;
  letter-spacing: .08em;
}

.global-nav a {
  position: relative;
}

.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width .25s;
}

.global-nav a:hover::after {
  width: 100%;
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 0;
  background: transparent;
}

.menu-button span:not(.sr-only) {
  display: block;
  height: 1px;
  margin: 6px 0;
  background: currentColor;
}

/* ------------------------------
   Hero
------------------------------ */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--white);
}

.hero-art {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 45%, rgba(255,255,255,.18), transparent 18%),
    radial-gradient(ellipse at 65% 40%, rgba(0,0,0,.95), transparent 35%),
    linear-gradient(115deg, transparent 20%, rgba(15,15,14,.92) 21%, rgba(25,24,21,.98) 40%, transparent 42%),
    linear-gradient(20deg, rgba(235,230,218,.2), transparent 36%),
    #5d5a53;
  transform: scale(1.04);
}

.hero-art::before,
.hero-art::after {
  content: "";
  position: absolute;
  background: rgba(10,10,9,.9);
  filter: blur(1px);
  transform-origin: center;
}

.hero-art::before {
  width: 45vw;
  height: 12vh;
  left: 5vw;
  top: 58%;
  transform: rotate(-9deg);
  border-radius: 60% 25% 50% 30%;
}

.hero-art::after {
  width: 13vw;
  height: 75vh;
  right: 21vw;
  top: 4%;
  transform: rotate(8deg);
  border-radius: 35% 55% 25% 50%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(0,0,0,.48), rgba(0,0,0,.1) 60%, rgba(0,0,0,.28)),
    linear-gradient(to top, rgba(0,0,0,.35), transparent 45%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1100px, 88vw);
  padding-top: 6vh;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: .28em;
  font-weight: 500;
}

.hero h1 {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(56px, 9vw, 132px);
  font-weight: 400;
  line-height: .95;
  letter-spacing: .1em;
}

.hero-copy {
  margin: 26px 0 30px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(18px, 2vw, 28px);
  letter-spacing: .16em;
}

.hero-meta {
  margin-bottom: 30px;
  font-size: 13px;
  letter-spacing: .08em;
  line-height: 1.5;
}

.hero-meta p {
  margin: 5px 0;
}

.scroll-guide {
  position: absolute;
  z-index: 2;
  right: 3vw;
  bottom: 40px;
  writing-mode: vertical-rl;
  font-size: 9px;
  letter-spacing: .35em;
}

.scroll-guide::after {
  content: "";
  display: inline-block;
  width: 1px;
  height: 58px;
  margin-top: 14px;
  background: rgba(255,255,255,.7);
}

/* ------------------------------
   Shared
------------------------------ */
.section {
  width: min(1180px, 88vw);
  margin: 0 auto;
  padding: 130px 0;
}

.section h2 {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(36px, 5vw, 66px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: .08em;
}

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 56px;
}

.text-link {
  display: inline-flex;
  gap: 16px;
  align-items: center;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  font-size: 13px;
  letter-spacing: .08em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 210px;
  min-height: 54px;
  padding: 12px 24px;
  font-size: 13px;
  letter-spacing: .08em;
  transition: transform .2s, background .2s, color .2s;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--ink);
  background: var(--paper-light);
}

.button-outline {
  border: 1px solid var(--ink);
}

.button-outline:hover {
  color: var(--paper);
  background: var(--ink);
}

.button-light {
  color: var(--ink);
  background: var(--paper-light);
}

.is-disabled {
  cursor: default;
  opacity: .56;
}

.text-link.is-disabled,
.button.is-disabled {
  pointer-events: none;
}

/* ------------------------------
   Concept
------------------------------ */
.concept {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 10vw;
  align-items: end;
}

.concept-body {
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
}

.concept-body p {
  margin: 0 0 24px;
}

/* ------------------------------
   Gallery
------------------------------ */
.gallery {
  border-top: 1px solid var(--line);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 34px;
}

.work-card-large {
  grid-row: span 2;
}

.work-card {
  margin: 0;
}

.work-image {
  position: relative;
  height: 280px;
  overflow: hidden;
  background-color: #d9d3c8;
}

.work-image img {
  display: block;
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #eee9df;
}

.work-card-large .work-image {
  height: 690px;
}

.work-image:not(:has(img))::before,
.work-image:not(:has(img))::after {
  content: "";
  position: absolute;
  background: #151412;
}

.work-01 {
  background:
    radial-gradient(circle at 55% 42%, rgba(255,255,255,.9), transparent 24%),
    linear-gradient(120deg, #d8d1c5, #a6a095);
}

.work-01::before {
  width: 24%;
  height: 85%;
  left: 44%;
  top: 8%;
  transform: rotate(8deg);
  border-radius: 45% 35% 50% 25%;
}

.work-01::after {
  width: 70%;
  height: 10%;
  left: 14%;
  top: 57%;
  transform: rotate(-7deg);
  border-radius: 45%;
}

.work-02 {
  background: linear-gradient(145deg, #ece8df, #b5afa5);
}

.work-02::before {
  width: 62%;
  height: 22%;
  left: 22%;
  top: 38%;
  transform: rotate(-14deg);
  border-radius: 35% 50% 45% 25%;
}

.work-02::after {
  width: 18%;
  height: 70%;
  right: 19%;
  top: 14%;
  transform: rotate(12deg);
  border-radius: 50% 25% 60% 40%;
}

.work-03 {
  background: linear-gradient(25deg, #c1bbb0, #eee9df);
}

.work-03::before {
  width: 78%;
  height: 9%;
  left: 9%;
  top: 48%;
  transform: rotate(6deg);
  border-radius: 50%;
}

.work-03::after {
  width: 10%;
  height: 65%;
  left: 43%;
  top: 18%;
  transform: rotate(-5deg);
  border-radius: 50%;
}

.work-info {
  padding: 14px 0 0;
}

.work-info h3 {
  margin: 0 0 4px;
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 400;
}

.work-info p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
}

/* ------------------------------
   Exhibition
------------------------------ */
.exhibition {
  position: relative;
  width: 100%;
  padding-left: 6vw;
  padding-right: 6vw;
  color: var(--paper-light);
  background: var(--ink);
}

.exhibition-label {
  margin-bottom: 54px;
  color: #aaa59c;
  font-size: 11px;
  letter-spacing: .25em;
}

.exhibition-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9vw;
}

.exhibition-title p {
  margin: 0 0 6px;
  font-size: 14px;
}

.exhibition-title h2 {
  font-size: clamp(70px, 10vw, 130px);
}

.exhibition-details dl {
  margin: 0 0 44px;
}

.exhibition-details dl div {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,.15);
}

.exhibition-details dt {
  color: #aaa59c;
  font-size: 12px;
}

.exhibition-details dd {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: 14px;
}

/* ------------------------------
   Profile
------------------------------ */
.profile {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9vw;
  align-items: center;
}

.profile-photo {
  min-height: 620px;
  background:
    radial-gradient(circle at 52% 27%, #d5cfc5 0 9%, transparent 10%),
    linear-gradient(100deg, transparent 39%, #3b3935 40% 62%, transparent 63%),
    linear-gradient(145deg, #a9a398, #e0dbd1);
  filter: grayscale(1);
}

.profile-content h2 {
  margin-bottom: 6px;
}

.profile-role {
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .15em;
}

.profile-content > p:not(.section-kicker):not(.profile-role) {
  margin-bottom: 32px;
  font-family: "Noto Serif JP", serif;
}

/* ------------------------------
   News
------------------------------ */
.news {
  border-top: 1px solid var(--line);
}

.news-list {
  border-top: 1px solid var(--ink);
}

.news-item {
  display: grid;
  grid-template-columns: 120px 100px 1fr 30px;
  gap: 22px;
  align-items: center;
  padding: 24px 4px;
  border-bottom: 1px solid var(--line);
  transition: padding-left .2s;
}

.news-item:hover {
  padding-left: 12px;
}

.news-item.is-disabled:hover {
  padding-left: 4px;
}

.news-item time {
  color: var(--muted);
  font-size: 12px;
}

.news-category {
  font-size: 11px;
  color: var(--seal);
}

.news-item p {
  margin: 0;
  font-family: "Noto Serif JP", serif;
}

.news-arrow {
  text-align: right;
}

/* ------------------------------
   Contact / Footer
------------------------------ */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9vw;
  padding: 110px 6vw;
  color: var(--paper-light);
  background: var(--seal);
}

.contact h2 {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(34px, 4vw, 56px);
  font-weight: 400;
  line-height: 1.45;
}

.contact-action p {
  margin: 0 0 28px;
  max-width: 520px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  padding: 42px 6vw;
  color: #c8c2b8;
  background: #11110f;
  font-size: 12px;
}

.footer-brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--paper-light);
  font-family: "Noto Serif JP", serif;
  letter-spacing: .12em;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.site-footer small {
  grid-column: 1 / -1;
  color: #77736c;
}

/* ------------------------------
   Subpages
------------------------------ */
.subpage {
  padding-top: 78px;
}

.subpage .site-header {
  color: var(--ink);
}

.page-hero {
  padding-bottom: 72px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin: 0 0 24px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(44px, 7vw, 96px);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: .08em;
}

.page-hero p:last-child {
  max-width: 620px;
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: 17px;
}

.gallery-page {
  display: grid;
  gap: 76px;
  padding-top: 86px;
}

.gallery-piece {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(240px, .75fr);
  gap: 46px;
  align-items: end;
}

.gallery-piece figure {
  margin: 0;
  padding: 18px;
  background: #eee9df;
  border: 1px solid var(--line);
}

.gallery-piece img {
  display: block;
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
}

.gallery-piece h2,
.policy-content h2 {
  margin: 0 0 12px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 400;
  line-height: 1.45;
}

.gallery-piece p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.policy-content {
  max-width: 820px;
}

.policy-content h2 {
  margin-top: 42px;
}

.policy-content h2:first-child {
  margin-top: 0;
}

.policy-content .button {
  margin-top: 42px;
}

/* ------------------------------
   Responsive
------------------------------ */
@media (max-width: 900px) {
  .menu-button {
    display: block;
    color: inherit;
  }

  .global-nav {
    position: fixed;
    inset: 0;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 26px;
    color: var(--paper-light);
    background: rgba(25,24,21,.98);
    font-family: "Noto Serif JP", serif;
    font-size: 18px;
  }

  .global-nav.is-open {
    display: flex;
  }

  .menu-button {
    position: relative;
    z-index: 2;
  }

  .concept,
  .exhibition-grid,
  .profile,
  .contact {
    grid-template-columns: 1fr;
  }

  .concept {
    gap: 46px;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }

  .work-card-large {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .work-card-large .work-image {
    height: 560px;
  }

  .profile-photo {
    min-height: 520px;
  }

  .gallery-piece {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand-name {
    display: inline;
    font-size: 14px;
    letter-spacing: .08em;
  }

  .hero-content {
    width: 86vw;
  }

  .hero h1 {
    font-size: 52px;
  }

  .hero-copy {
    max-width: 280px;
    line-height: 1.8;
  }

  .section {
    width: 86vw;
    padding: 90px 0;
  }

  .section-title-row {
    align-items: start;
    flex-direction: column;
    gap: 26px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .work-card-large {
    grid-column: auto;
  }

  .work-card-large .work-image,
  .work-image {
    height: 430px;
  }

  .exhibition {
    padding-left: 7vw;
    padding-right: 7vw;
  }

  .exhibition-title h2 {
    font-size: 70px;
  }

  .profile-photo {
    min-height: 430px;
  }

  .news-item {
    grid-template-columns: 90px 1fr 24px;
    gap: 10px;
  }

  .news-category {
    grid-column: 2;
    grid-row: 1;
  }

  .news-item p {
    grid-column: 1 / 3;
  }

  .news-arrow {
    grid-column: 3;
    grid-row: 1 / 3;
  }

  .contact {
    padding: 84px 7vw;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-direction: column;
    gap: 8px;
  }

  .subpage {
    padding-top: 68px;
  }

  .gallery-piece figure {
    padding: 10px;
  }
}