/*
 * るるてぃか ウェブサイト — 制作：みろん
 * 基礎スタイル・各セクション・共通部品・動き・カーソル。読み込み順：1/4。
 * セレクター・宣言・メディア条件の順序は、現在の表示を維持するため保持。
 */

/* 共通変数（色・フォント・寸法） */
:root {
  --navy: #203b69;
  --blue: #4478b1;
  --ink: #2e4262;
  --gold: #bd9550;
  --ice: #edf6ff;
  --line: #cfdfef;
  --serif: "Yu Mincho","Hiragino Mincho ProN","Noto Serif CJK JP",serif;
  --sans: "Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans CJK JP",sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  overflow-wrap: break-word;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
button,a,summary {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,a:focus-visible,summary:focus-visible {
  outline: 3px solid #477ec0;
  outline-offset: 5px;
}
button {
  touch-action: manipulation;
}
h1,h2,h3,p {
  margin: 0;
}
h2,h3 {
  font-family: var(--serif);
  font-weight: 500;
}
h2 {
  font-size: clamp(1.65rem,2.6vw,2.5rem);
  line-height: 1.5;
  letter-spacing: .08em;
}
h3 {
  font-size: 1.2rem;
}
ul {
  padding-left: 1.3em;
}
.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;
}
.skip {
  position: fixed;
  left: 20px;
  top: -80px;
  z-index: 100;
  padding: 10px;
  background: white;
}
.skip:focus {
  top: 10px;
}

/* ヘッダーとナビゲーション */
.header {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 82px;
  padding: 16px max(4vw,24px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(207,223,239,.7);
}
.brand {
  display: block;
  flex: 0 0 154px;
}
.header nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(16px,2.3vw,38px);
}
.header nav a {
  position: relative;
  font-family: Georgia,var(--serif);
  font-size: .875rem;
  letter-spacing: .055em;
  padding: 4px 0;
  white-space: nowrap;
  color: var(--navy);
}
.header nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width .25s;
}
.header nav a:hover::after,.header nav a.active::after {
  width: 100%;
}
.menu-toggle {
  display: none;
}
.eyebrow {
  font-family: Georgia,serif;
  font-size: .875rem;
  letter-spacing: .18em;
  color: var(--blue);
  line-height: 1.5;
}

/* トップ画面 */
.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 72% 40%,#fff 0%,#e7f3ff 42%,#f3f9ff 78%);
  border-bottom: 1px solid var(--line);
}
.hero-inner {
  position: relative;
  max-width: 1300px;
  margin: auto;
  min-height: 670px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  padding: 24px 56px 50px;
  gap: 10px;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding: 20px 0 42px;
}
.hero-copy>.eyebrow {
  margin-bottom: 22px;
  letter-spacing: .32em;
}
.hero h1 {
  max-width: 480px;
}
.gold-line {
  height: 30px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--gold);
  max-width: 420px;
  margin: 20px 0 26px;
}
.gold-line::before {
  content: "";
  height: 1px;
  flex: 1;
  background: linear-gradient(to right,var(--gold),#e7d4b0);
}
.gold-line span {
  font-size: 22px;
}
.hero-catch {
  font-family: var(--serif);
  font-size: clamp(1.05rem,1.55vw,1.45rem);
  letter-spacing: .07em;
  line-height: 2;
  color: var(--navy);
}
.hero-sub {
  font-size: .9375rem;
  margin-top: 16px;
  line-height: 2;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 10px 30px;
  border-radius: 30px;
  font-size: .9375rem;
  letter-spacing: .08em;
  transition: transform .2s,box-shadow .2s;
}
.button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px #365f8c20;
}
.button-blue {
  background: var(--navy);
  color: white;
  border: 1px solid var(--navy);
}
.button-white {
  background: white;
  color: var(--navy);
  border: 1px solid #c8d9e9;
}
.play-icon {
  font-size: 13px;
}
.hero-art {
  position: relative;
  height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-art>img {
  position: relative;
  z-index: 1;
  width: auto;
  height: 590px;
  object-fit: contain;
  filter: drop-shadow(0 16px 16px #335a8e18);
}
.art-ring {
  position: absolute;
  width: 475px;
  height: 475px;
  border: 1px solid #b9d4ed;
  border-radius: 50%;
  background: radial-gradient(circle,#f9fcff 0%,#d7eafea0 65%,#ebf6ff80 100%);
}
.art-ring::before {
  content: "✧";
  position: absolute;
  top: 35px;
  right: 36px;
  font-size: 38px;
  color: var(--gold);
}
.art-caption {
  position: absolute;
  bottom: 25px;
  right: 20px;
  font-family: var(--serif);
  font-size: 1.9rem;
  font-style: italic;
  letter-spacing: .1em;
  color: #6493c5;
}
.hero-orbit {
  position: absolute;
  top: 110px;
  left: -120px;
  width: 250px;
  height: 250px;
  border: 1px solid #d7b96e;
  border-radius: 50%;
}
.star {
  position: absolute;
  color: var(--gold);
  font-family: serif;
}
.star-one {
  left: 4%;
  top: 58px;
  font-size: 42px;
}
.star-two {
  left: 48%;
  bottom: 120px;
  font-size: 20px;
}
.star-three {
  right: 3%;
  top: 70px;
  font-size: 40px;
}
.scroll-cue {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: Georgia,serif;
  font-size: .75rem;
  letter-spacing: .14em;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--blue);
}
.scroll-cue span {
  height: 28px;
  width: 1px;
  background: var(--gold);
}
.mobile-break {
  display: none;
}

/* セクション共通 */
.section {
  position: relative;
  padding: 88px 32px 94px;
}
.section-inner {
  max-width: 1080px;
  margin: auto;
}
.section-heading {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 46px;
}
.section-number {
  font-family: Georgia,serif;
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.1;
  color: var(--navy);
  padding-right: 18px;
  border-right: 1px solid #d3b778;
  font-variant-numeric: lining-nums;
}
.section-heading .eyebrow {
  margin-bottom: 8px;
}
.heading-star {
  margin-left: auto;
  font-size: 35px;
  color: var(--gold);
}

/* プロフィール */
.profile-section {
  background: linear-gradient(180deg,#fff,#f1f8ff);
}
.profile-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 62px;
  align-items: center;
}
.profile-art {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.profile-art>img {
  position: relative;
  height: 550px;
  width: auto;
  max-width: 70%;
  object-fit: contain;
  z-index: 1;
}
.profile-orbit {
  position: absolute;
  width: 360px;
  height: 440px;
  border: 1px solid #d5e5f5;
  border-radius: 50%;
  background: radial-gradient(ellipse,#e3f0ff88,transparent 68%);
}
.profile-orbit::before,.profile-orbit::after {
  content: "✧";
  position: absolute;
  font-size: 32px;
  color: var(--gold);
}
.profile-orbit::before {
  top: 15%;
  right: 3%;
}
.profile-orbit::after {
  left: -5%;
  bottom: 15%;
}
.story-title {
  font-family: var(--serif);
  font-size: 1.4rem;
  letter-spacing: .06em;
  color: var(--navy);
  margin-bottom: 20px;
}
.story {
  font-size: 1rem;
  line-height: 2.1;
}
.story p+p {
  margin-top: 18px;
}
.facts {
  margin: 30px 0 0;
  border-top: 1px solid #bad1e8;
  padding-top: 20px;
  line-height: 1.7;
}
.facts>div {
  display: grid;
  grid-template-columns: 80px minmax(0,1fr);
  gap: 16px;
  margin-bottom: 11px;
}
.facts dt {
  font-size: .875rem;
  color: var(--blue);
}
.facts dd {
  margin: 0;
  font-size: 1rem;
}
.facts dd small {
  display: block;
  font-size: .875rem;
  margin-top: 4px;
}
.latin-name {
  overflow-wrap: anywhere;
}

/* タグ */
.tags-panel {
  margin-top: 55px;
  padding: 32px 38px;
  display: grid;
  grid-template-columns: 180px minmax(0,1fr);
  gap: 32px;
  border: 1px solid #bfd5eb;
  background: rgba(255,255,255,.75);
  border-radius: 6px;
}
.tags-title {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.tags-title img {
  width: 52px;
}
.tags-title h3 {
  margin-top: 4px;
}
.tags-list {
  margin: 0;
  line-height: 1.7;
}
.tags-list>div {
  display: grid;
  grid-template-columns: 155px minmax(0,1fr);
  gap: 22px;
  padding: 10px 0;
  border-bottom: 1px solid #e3edf7;
}
.tags-list>div:first-child {
  padding-top: 0;
}
.tags-list>div:last-child {
  border: 0;
  padding-bottom: 0;
}
.tags-list dt {
  font-size: .875rem;
  color: var(--ink);
}
.tags-list dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  min-width: 0;
}
.tags-list a {
  font-size: 1rem;
  color: var(--blue);
  overflow-wrap: anywhere;
}
.tags-list a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.tags-list small {
  display: block;
  width: 100%;
  font-size: .8125rem;
  color: #586b86;
}

/* 歌・動画 */
.music-section {
  background: #fff;
}
.music-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 28px;
}
.media-card {
  display: block;
}
.media-art {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.media-art img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform .5s;
}
.media-card:hover img {
  transform: scale(1.04);
}
.media-link {
  position: absolute;
  right: 15px;
  bottom: 15px;
  font-size: .875rem;
  background: #ffffffeb;
  color: var(--navy);
  padding: 4px 16px;
  border-radius: 24px;
  line-height: 1.8;
}
.media-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.media-label span {
  font-family: Georgia,serif;
  font-size: .875rem;
  letter-spacing: .1em;
  color: var(--blue);
}
.coming-soon {
  margin-top: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 18px 24px;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.coming-soon>span:first-child {
  color: var(--gold);
  font-size: 28px;
}
.coming-soon p {
  font-size: .9375rem;
}
.soon-label {
  font-family: Georgia,serif;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--blue);
}

/* 活動実績 */
.activity-section {
  background: var(--ice);
}
.activity-panel {
  position: relative;
  padding: 38px 40px;
  min-height: 215px;
  display: flex;
  align-items: center;
  gap: 60px;
  border-top: 1px solid #bbd3eb;
  border-bottom: 1px solid #bbd3eb;
  padding-right: 220px;
}
.activity-panel h3 {
  margin: 10px 0 13px;
}
.text-link {
  display: inline-block;
  color: var(--blue);
  font-size: .9375rem;
  border-bottom: 1px solid #b3cbe2;
  margin-top: 10px;
  padding-bottom: 2px;
}
.text-link:hover {
  color: var(--navy);
  border-color: var(--navy);
}
.activity-note {
  font-size: .9375rem;
  color: #5e718b;
}
.activity-panel img {
  position: absolute;
  height: 185px;
  width: auto;
  right: 30px;
  bottom: 12px;
}

/* Fabula Nova */
.fabula-section {
  background: #fff;
}
.unit-picture {
  position: relative;
  display: block;
  width: 100%;
  border: 0;
  padding: 0;
  background: var(--ice);
  overflow: hidden;
  border-radius: 4px;
}
.unit-picture img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform .6s;
}
.unit-picture:hover img {
  transform: scale(1.025);
}
.picture-hint {
  position: absolute;
  bottom: 20px;
  right: 20px;
  padding: 5px 18px;
  font-size: .875rem;
  background: #ffffffed;
  border-radius: 24px;
}
.unit-bottom {
  display: flex;
  gap: 24px;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
}
.unit-bottom>p {
  font-family: Georgia,serif;
  font-size: 1.7rem;
  color: var(--navy);
  letter-spacing: .04em;
}
.unit-note {
  font-size: .875rem;
  color: #5e718b;
}

/* ギャラリーとファンアート案内 */
.gallery-section {
  background: linear-gradient(180deg,#f1f8ff,#fafdff);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 22px;
}
.gallery-item {
  position: relative;
  padding: 0;
  border: 1px solid #cfdfef;
  background: #fff;
  overflow: hidden;
  border-radius: 4px;
  text-align: left;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform .4s;
}
.gallery-item:nth-child(1) img {
  object-position: center 28%;
}
.gallery-item:nth-child(4) img {
  object-fit: contain;
  background: var(--ice);
}
.gallery-item:hover img {
  transform: scale(1.04);
}
.gallery-item>span {
  display: block;
  background: white;
  padding: 12px 16px;
  font-family: Georgia,var(--serif);
  font-size: .8125rem;
  letter-spacing: .09em;
  color: var(--blue);
}
.fan-art {
  margin-top: 64px;
}
.fan-heading {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}
.fan-heading>span {
  font-size: 32px;
  color: var(--gold);
}
.fan-heading h3 {
  font-size: 1.4rem;
  margin-top: 5px;
}
.fan-art>p {
  font-size: 1rem;
  line-height: 2;
}
.fan-art details {
  background: #ffffffb3;
  border: 1px solid #cadcee;
  border-radius: 5px;
  margin-top: 18px;
}
.fan-art summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.6;
}
.fan-art summary::-webkit-details-marker {
  display: none;
}
.fan-art summary>span {
  font-family: var(--sans);
  font-size: 1.3rem;
  color: var(--blue);
  transition: transform .2s;
}
.fan-art details[open] summary>span {
  transform: rotate(45deg);
}
.details-body {
  border-top: 1px solid #dce7f3;
  margin: 0 24px;
  padding: 18px 0 24px;
  font-size: 1rem;
  line-height: 2;
}
.details-body p+p {
  margin-top: 16px;
}
.details-body ul {
  margin: 0;
}

/* リンク・お問い合わせ */
.contact-section {
  background: linear-gradient(180deg,#fff,#eaf4ff);
}
.social-grid {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 18px;
}
.social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 20px 16px;
  border-radius: 5px;
  min-height: 102px;
  transition: transform .2s,box-shadow .2s;
}
.social:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 22px #335d8e20;
}
.social-icon {
  font-size: 1.8rem;
  line-height: 1;
}

/* リンクカード内の文字位置 */
.social>span:last-child {
  font-family: Georgia,var(--sans);
  font-size: 1.1rem;
  line-height: 1.4;
}
.social small {
  display: block;
  font-family: var(--sans);
  font-size: .75rem;
  margin-top: 6px;
}
.social-youtube {
  background: #d42635;
  color: #fff;
}
.social-x {
  background: #1e2330;
  color: #fff;
}
.social-booth {
  background: #dc4966;
  color: #fff;
}
.social-other {
  background: #fff;
  border: 1px solid #c5d9ec;
  color: var(--navy);
}
.social-other img {
  width: 38px;
}

/* コラボ案内 */
.collab {
  margin-top: 38px;
  display: flex;
  align-items: flex-start;
  gap: 30px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  padding: 36px 40px;
  background: #ffffffb8;
  border: 1px solid #b9d1e7;
  border-radius: 5px;
}
.collab>img {
  width: 78px;
  height: 78px;
  object-fit: contain;
}
.collab h3 {
  font-size: 1.45rem;
  margin: 8px 0 16px;
}
.collab p:not(.eyebrow) {
  font-size: 1rem;
  line-height: 1.9;
}
.collab p+p {
  margin-top: 10px;
}
.collab .text-link {
  margin-right: 24px;
  margin-top: 20px;
}
.closing {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: #12243c;
}
.closing>img:first-child {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 40%;
  opacity: .7;
}
.closing-logo {
  position: absolute;
  width: 220px;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
}
footer {
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 24px max(4vw,24px);
  border-top: 1px solid var(--line);
}
.footer-brand {
  width: 140px;
}
footer p {
  font-family: Georgia,serif;
  font-size: .8125rem;
  color: var(--blue);
  margin-left: auto;
}
.back-to-top {
  font-family: Georgia,serif;
  font-size: .8125rem;
  border-bottom: 1px solid var(--gold);
}
.social-mail {
  background: #fff;
  border: 1px solid #c5d9ec;
  color: var(--navy);
}
.social-palmu {
  background: #ee8b00;
  color: #fff;
}
.social-fanbox {
  background: #41699b;
  color: #fff;
}
.social-gipt {
  background: #d8eafa;
  border: 1px solid #b7d0e7;
  color: var(--navy);
}
.contact-email {
  display: block;
  margin-top: 20px;
  font-size: 1rem;
  color: var(--blue);
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0 20px;
}
.contact-actions .text-link {
  margin-right: 0;
}
.collab>div {
  min-width: 0;
}
dialog {
  padding: 28px;
  border: 0;
  border-radius: 6px;
  width: calc(100% - 48px);
  max-width: 1050px;
  max-height: calc(100dvh - 48px);
  background: #f3f8ff;
  color: var(--navy);
}
dialog::backdrop {
  background: #132743dd;
  backdrop-filter: blur(6px);
}
.lightbox-close {
  position: absolute;
  top: 8px;
  right: 10px;
  font-size: 32px;
  width: 44px;
  height: 44px;
  line-height: 1;
  border: 0;
  background: #ffffffee;
  border-radius: 50%;
  z-index: 1;
}
.lightbox-content>img {
  width: 100%;
  height: calc(100dvh - 215px);
  min-height: 150px;
  object-fit: contain;
}
.lightbox-content>p {
  text-align: center;
  font-size: .875rem;
  margin: 12px 44px 0;
}
.lightbox-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin-top: 15px;
}
.lightbox-controls button {
  border: 1px solid #bad1e6;
  background: white;
  padding: 6px 22px;
  font-size: .875rem;
  border-radius: 30px;
  min-height: 42px;
}
.lightbox-controls>span {
  font-size: .8125rem;
  font-variant-numeric: tabular-nums;
}

/* 表示条件：(min-width:1600px) */
@media(min-width:1600px) {
  .hero-inner {
    min-height: 740px;
  }
  .hero-art {
    height: 680px;
  }
  .hero-art>img {
    height: 650px;
  }
}

/* 表示条件：(max-width:1100px) */
@media(max-width:1100px) {
  .header {
    gap: 20px;
    padding-inline: 24px;
  }
  .brand {
    flex-basis: 130px;
  }
  .header nav {
    gap: 17px;
  }
  .header nav a {
    font-size: .8125rem;
  }
  .hero-inner {
    padding-inline: 40px;
    min-height: 590px;
  }
  .hero-art {
    height: 540px;
  }
  .hero-art>img {
    height: 510px;
  }
  .art-ring {
    width: 400px;
    height: 400px;
  }
  .hero-catch {
    font-size: 1.1rem;
  }
  .profile-grid {
    gap: 30px;
  }
  .profile-orbit {
    width: 300px;
  }
  .tags-panel {
    grid-template-columns: 140px minmax(0,1fr);
    padding: 30px;
    gap: 20px;
  }
  .tags-list>div {
    grid-template-columns: 140px minmax(0,1fr);
    gap: 15px;
  }
  .activity-panel {
    gap: 30px;
  }
  .social-grid {
    gap: 12px;
  }
  .social {
    padding: 20px 12px;
    gap: 10px;
  }
  .social>span:last-child {
    font-size: 1rem;
  }
}

/* 表示条件：(max-width:850px) */
@media(max-width:850px) {
  html {
    scroll-padding-top: 82px;
  }
  .header {
    min-height: 70px;
    padding: 14px 22px;
  }
  .brand {
    flex-basis: 135px;
  }
  .menu-toggle {
    display: flex;
    position: relative;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 7px;
    border: 1px solid var(--line);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    background: white;
  }
  .menu-toggle>span:not(.sr-only) {
    width: 18px;
    height: 1px;
    background: var(--navy);
    transition: transform .2s;
  }
  .menu-toggle[aria-expanded="true"]>span:first-child {
    transform: translateY(4px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"]>span:nth-child(2) {
    transform: translateY(-4px) rotate(-45deg);
  }
  .header nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #fffffffa;
    padding: 24px 28px 30px;
    border-bottom: 1px solid var(--line);
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 14px 26px;
    box-shadow: 0 15px 20px #203b6912;
  }
  .header nav.open {
    display: grid;
  }
  .header nav a {
    font-size: .9375rem;
    padding: 8px 0;
  }
  .hero-inner {
    padding: 25px 30px 65px;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 540px;
  }
  .hero-copy {
    padding-bottom: 10px;
  }
  .hero-copy>.eyebrow {
    font-size: .8125rem;
  }
  .hero-sub {
    font-size: .875rem;
  }
  .hero-catch {
    font-size: 1rem;
  }
  .hero-art {
    height: 460px;
  }
  .hero-art>img {
    height: 440px;
    max-width: 115%;
  }
  .art-ring {
    width: 320px;
    height: 320px;
  }
  .art-caption {
    font-size: 1.5rem;
    right: 0;
  }
  .actions {
    gap: 10px;
    margin-top: 25px;
  }
  .button {
    padding: 9px 22px;
    font-size: .875rem;
  }
  .section {
    padding: 70px 28px;
  }
  .profile-grid {
    gap: 24px;
    grid-template-columns: .75fr 1.25fr;
  }
  .profile-art {
    min-height: 520px;
  }
  .profile-art>img {
    height: 490px;
    max-width: 90%;
  }
  .profile-orbit {
    width: 235px;
    height: 400px;
  }
  .facts>div {
    grid-template-columns: 65px minmax(0,1fr);
    gap: 10px;
  }
  .story-title {
    font-size: 1.2rem;
  }
  .tags-panel {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .tags-title {
    align-items: center;
  }
  .tags-title img {
    width: 42px;
  }
  .activity-panel {
    display: block;
    padding-right: 200px;
  }
  .activity-note {
    margin-top: 14px;
  }
  .social-grid {
    grid-template-columns: repeat(2,minmax(0,1fr));
  }
  .social {
    justify-content: flex-start;
    padding-left: 28px;
  }
  .gallery-grid {
    gap: 15px;
  }
}

/* 表示条件：(max-width:600px) */
@media(max-width:600px) {
  .hero-inner {
    display: flex;
    flex-direction: column;
    padding: 35px 24px 62px;
    min-height: 0;
    gap: 4px;
  }
  .hero-copy {
    width: 100%;
    text-align: center;
    padding: 0;
    order: 1;
  }
  .hero-copy>.eyebrow {
    margin-bottom: 16px;
    font-size: .75rem;
    letter-spacing: .25em;
  }
  .hero h1 {
    width: min(320px,95%);
    margin: auto;
  }
  .gold-line {
    margin: 10px auto 12px;
    width: 240px;
  }
  .hero-catch {
    font-size: 1.06rem;
    line-height: 1.9;
    letter-spacing: .045em;
  }
  .hero-sub {
    font-size: .875rem;
    max-width: 280px;
    margin: 12px auto 0;
    line-height: 1.9;
  }
  .mobile-break {
    display: block;
  }
  .actions {
    justify-content: center;
    margin-top: 22px;
  }
  .hero-art {
    order: 2;
    height: 360px;
    width: 100%;
    margin-top: 12px;
  }
  .hero-art>img {
    height: 360px;
    max-width: 100%;
  }
  .art-ring {
    width: 285px;
    height: 285px;
  }
  .art-caption {
    right: 5px;
    bottom: 8px;
    font-size: 1.35rem;
  }
  .hero-orbit {
    top: 100px;
    left: -175px;
  }
  .star-one {
    top: 30px;
    left: 5%;
    font-size: 27px;
  }
  .star-three {
    top: 40px;
    right: 5%;
    font-size: 28px;
  }
  .star-two {
    left: 10%;
    bottom: 220px;
  }
  .scroll-cue {
    bottom: 15px;
  }
  .section {
    padding: 54px 22px 58px;
  }
  .section-heading {
    gap: 14px;
    margin-bottom: 30px;
  }
  .section-number {
    font-size: 2.5rem;
    padding-right: 14px;
  }
  .section-heading .eyebrow {
    font-size: .75rem;
    letter-spacing: .15em;
    margin-bottom: 5px;
  }
  h2 {
    font-size: 1.55rem;
    letter-spacing: .03em;
  }
  .heading-star {
    font-size: 27px;
  }
  .profile-grid {
    display: flex;
    flex-direction: column;
    gap: 22px;
  }
  .profile-art {
    min-height: 0;
    height: 430px;
    width: 100%;
    margin-top: 2px;
  }
  .profile-art>img {
    height: 420px;
  }
  .profile-orbit {
    width: 275px;
    height: 345px;
  }
  .profile-copy {
    width: 100%;
  }
  .story-title {
    text-align: center;
    font-size: 1.25rem;
    margin: 4px 0 22px;
  }
  .story {
    font-size: 1rem;
    line-height: 2;
  }
  .story p+p {
    margin-top: 14px;
  }
  .facts {
    margin-top: 26px;
    padding-top: 20px;
  }
  .facts>div {
    grid-template-columns: 72px minmax(0,1fr);
    gap: 12px;
    margin-bottom: 14px;
  }
  .facts dd {
    font-size: .9375rem;
  }
  .facts dd small {
    font-size: .8125rem;
  }
  .facts dt {
    font-size: .875rem;
  }
  .tags-panel {
    margin-top: 32px;
    padding: 24px 20px;
    gap: 20px;
  }
  .tags-list>div {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 12px 0;
  }
  .tags-list dt {
    font-size: .8125rem;
  }
  .tags-list a {
    font-size: .9375rem;
  }
  .tags-list small {
    font-size: .8125rem;
  }
  .music-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .media-label {
    padding: 12px 0;
  }
  .media-label h3 {
    font-size: 1.1rem;
  }
  .media-link {
    font-size: .8125rem;
    right: 12px;
    bottom: 12px;
  }
  .coming-soon {
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-top: 26px;
    padding: 16px;
  }
  .coming-soon p {
    font-size: .875rem;
  }
  .soon-label {
    width: 100%;
    text-align: center;
  }
  .activity-panel {
    padding: 26px 130px 26px 15px;
    min-height: 215px;
  }
  .activity-panel img {
    height: 145px;
    right: 5px;
    bottom: 25px;
  }
  .activity-panel h3 {
    font-size: 1.1rem;
  }
  .activity-panel .eyebrow {
    font-size: .75rem;
    letter-spacing: .08em;
  }
  .activity-note {
    font-size: .875rem;
  }
  .unit-picture img {
    aspect-ratio: 4/3;
  }
  .picture-hint {
    font-size: .75rem;
    right: 10px;
    bottom: 10px;
  }
  .unit-bottom {
    gap: 8px;
    align-items: flex-start;
    flex-direction: column;
    margin-top: 16px;
  }
  .unit-bottom>p {
    font-size: 1.4rem;
  }
  .unit-note {
    font-size: .875rem;
  }
  .gallery-grid {
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 12px;
  }
  .gallery-item img {
    aspect-ratio: 1/1;
  }
  .gallery-item>span {
    font-size: .75rem;
    letter-spacing: .015em;
    padding: 10px 12px;
  }
  .gallery-item:first-child {
    grid-column: 1/-1;
  }
  .gallery-item:first-child img {
    aspect-ratio: 4/3;
    object-position: center 32%;
  }
  .fan-art {
    margin-top: 42px;
  }
  .fan-heading {
    gap: 12px;
    margin-bottom: 18px;
  }
  .fan-heading h3 {
    font-size: 1.23rem;
  }
  .fan-art>p {
    font-size: 1rem;
    line-height: 1.95;
  }
  .fan-art summary {
    padding: 15px 18px;
    font-size: 1rem;
  }
  .details-body {
    margin-inline: 18px;
    padding: 16px 0 18px;
    font-size: 1rem;
  }
  .social-grid {
    gap: 12px;
  }
  .social {
    padding: 18px 14px;
    gap: 10px;
    min-height: 92px;
  }
  .social-icon {
    font-size: 1.45rem;
  }
  .social>span:last-child {
    font-size: .9375rem;
  }
  .social small {
    font-size: .75rem;
    line-height: 1.6;
  }
  .social-other img {
    width: 30px;
  }
  .collab {
    padding: 25px 20px;
    gap: 14px;
    margin-top: 26px;
  }
  .collab>img {
    width: 42px;
    height: 42px;
  }
  .collab .eyebrow {
    font-size: .75rem;
    letter-spacing: .1em;
  }
  .collab h3 {
    font-size: 1.25rem;
    margin-top: 6px;
  }
  .collab p:not(.eyebrow) {
    font-size: .9375rem;
  }
  .collab .text-link {
    font-size: .875rem;
    margin-right: 15px;
    margin-top: 15px;
  }
  .closing {
    height: 160px;
  }
  .closing-logo {
    width: 170px;
  }
  footer {
    padding: 20px 22px;
    gap: 18px;
  }
  .footer-brand {
    width: 112px;
  }
  footer p {
    font-size: .75rem;
  }
  .back-to-top {
    font-size: .75rem;
  }
  dialog {
    padding: 18px 12px;
    width: calc(100% - 24px);
    max-height: calc(100dvh - 24px);
  }
  .lightbox-content>img {
    height: calc(100dvh - 205px);
  }
  .lightbox-close {
    width: 40px;
    height: 40px;
  }
  .lightbox-controls {
    gap: 20px;
  }
  .lightbox-content>p {
    margin-inline: 24px;
  }
}

/* 表示条件：(prefers-reduced-motion:reduce) */
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior: auto;
  }
  *,*::before,*::after {
    transition: none!important;
    animation: none!important;
  }
}
/* 完成イラストの配置と、ページ全体の控えめな動き */
.gallery-grid {
  grid-template-columns: repeat(2,minmax(0,1fr));
}
.gallery-item img,.gallery-item:nth-child(1) img {
  aspect-ratio: 16/10;
  object-fit: cover;
  object-position: center;
}
.social-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}
.social-grid>.social {
  flex: 0 0 calc((100% - 54px)/4);
  min-width: 0;
}
.ambient-stars {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.ambient-stars i {
  position: absolute;
  color: #789bc7;
  font-style: normal;
  font-size: 15px;
  opacity: .5;
}
.ambient-stars i:nth-child(1) {
  top: 19%;
  left: 40%;
}
.ambient-stars i:nth-child(2) {
  top: 66%;
  left: 6%;
  font-size: 23px;
}
.ambient-stars i:nth-child(3) {
  top: 12%;
  right: 26%;
  font-size: 11px;
}
.ambient-stars i:nth-child(4) {
  bottom: 17%;
  right: 7%;
  font-size: 26px;
  color: var(--gold);
}
.ambient-stars i:nth-child(5) {
  top: 46%;
  right: 46%;
  font-size: 12px;
}
.ambient-stars i:nth-child(6) {
  top: 72%;
  right: 31%;
  font-size: 16px;
}
.header {
  transition: box-shadow .4s,background .4s;
}
.header.is-scrolled {
  box-shadow: 0 7px 28px #284c7810;
  background: #fffffff5;
}
.motion-ready .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s ease var(--reveal-delay,0ms),transform 1.1s cubic-bezier(.22,1,.36,1) var(--reveal-delay,0ms);
}
.motion-ready .reveal.is-visible,.motion-ready .reveal:focus-within {
  opacity: 1;
  transform: translateY(0);
}

/* 表示条件：(prefers-reduced-motion:no-preference) */
@media(prefers-reduced-motion:no-preference) {
  .hero-copy {
    animation: hero-arrive 1.2s cubic-bezier(.22,1,.36,1) both;
  }
  .hero-art {
    animation: hero-arrive 1.5s cubic-bezier(.22,1,.36,1) .1s both;
  }
  .hero-art>img {
    animation: art-float 7.5s ease-in-out 1.4s infinite;
  }
  .art-ring {
    animation: ring-breathe 8s ease-in-out infinite;
  }
  .star-one {
    animation: star-drift 7s ease-in-out infinite;
  }
  .star-two {
    animation: star-drift 5s ease-in-out -2s infinite;
  }
  .star-three {
    animation: star-drift 8s ease-in-out -3s infinite;
  }
  .ambient-stars i {
    animation: soft-twinkle 5s ease-in-out infinite;
  }
  .ambient-stars i:nth-child(2) {
    animation-duration: 6s;
    animation-delay: -2s;
  }
  .ambient-stars i:nth-child(3) {
    animation-duration: 4s;
    animation-delay: -1s;
  }
  .ambient-stars i:nth-child(4) {
    animation-duration: 7s;
    animation-delay: -3s;
  }
  .ambient-stars i:nth-child(5) {
    animation-duration: 5.5s;
    animation-delay: -1.5s;
  }
  .ambient-stars i:nth-child(6) {
    animation-duration: 8s;
    animation-delay: -4s;
  }
  .scroll-cue span {
    animation: scroll-light 2.8s ease-in-out infinite;
    transform-origin: top;
  }
  .heading-star {
    animation: soft-twinkle 7s ease-in-out infinite;
  }
  .lightbox-content {
    animation: hero-arrive .22s ease-out both;
  }
}
@keyframes hero-arrive {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes art-float {
  0%,100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-9px);
  }
}
@keyframes ring-breathe {
  0%,100% {
    opacity: .8;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.035);
  }
}
@keyframes star-drift {
  0%,100% {
    opacity: .5;
    transform: translateY(0) rotate(-5deg);
  }
  50% {
    opacity: .9;
    transform: translateY(-8px) rotate(6deg);
  }
}
@keyframes soft-twinkle {
  0%,100% {
    opacity: .3;
    transform: scale(.85);
  }
  50% {
    opacity: .85;
    transform: scale(1.15);
  }
}
@keyframes scroll-light {
  0%,100% {
    opacity: .35;
    transform: scaleY(.65);
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

/* 表示条件：(max-width:850px) */
@media(max-width:850px) {
  .social-grid {
    gap: 12px;
  }
  .social-grid>.social {
    flex-basis: calc((100% - 12px)/2);
  }
}

/* 表示条件：(max-width:600px) */
@media(max-width:600px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .gallery-item:first-child {
    grid-column: auto;
  }
  .gallery-item img,.gallery-item:first-child img {
    aspect-ratio: 16/10;
    object-position: center;
  }
  .ambient-stars i:nth-child(1) {
    top: 42%;
    left: 20%;
  }
  .ambient-stars i:nth-child(3) {
    top: 38%;
    right: 14%;
  }
  .ambient-stars i:nth-child(5) {
    display: none;
  }
}

/* 表示条件：(prefers-reduced-motion:reduce) */
@media(prefers-reduced-motion:reduce) {
  .motion-ready .reveal {
    opacity: 1;
    transform: none;
  }
}
/* リンクカード・連絡先・ページ末尾のイラスト */
.contact-section .section-inner {
  max-width: 1160px;
}
.social-grid {
  gap: 20px;
}
.social-grid>.social {
  flex-basis: calc((100% - 60px)/4);
}
.social {
  --accent: #6385b4;
  --tint: #edf4fc;
  position: relative;
  justify-content: flex-start;
  min-height: 116px;
  padding: 22px 20px;
  gap: 16px;
  background: #fff;
  color: var(--navy);
  border: 1px solid #d1e1f2;
  border-radius: 22px;
  box-shadow: 0 5px 18px #5c7da50b;
  transition: transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.social::after {
  content: "✧";
  position: absolute;
  right: 14px;
  top: 9px;
  color: var(--accent);
  opacity: .5;
  font-family: serif;
  font-size: 18px;
  line-height: 1;
}
.social-youtube {
  --accent: #cb7083;
  --tint: #fcf0f3;
}
.social-x {
  --accent: #6f80a2;
  --tint: #eff2f8;
}
.social-mail {
  --accent: #6d9dc5;
  --tint: #edf7fd;
}
.social-palmu {
  --accent: #b98c55;
  --tint: #fcf5e9;
}
.social-booth {
  --accent: #b783a3;
  --tint: #faf0f6;
}
.social-fanbox {
  --accent: #728fc6;
  --tint: #eff3fd;
}
.social-gipt {
  --accent: #6baba9;
  --tint: #eef9f8;
}
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--tint);
  color: var(--accent);
  font-size: 1.5rem;
  border: 1px solid #dce8f380;
}
.social-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.social-icon .icon-fill {
  fill: currentColor;
  stroke: none;
}
.social>span:last-child {
  font-family: var(--sans);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  min-width: 0;
}
.social small {
  font-family: var(--sans);
  font-size: .8125rem;
  font-weight: 400;
  line-height: 1.6;
  color: #6a7d97;
  margin-top: 4px;
}
.social:hover,.motion-ready .social.reveal.is-visible:hover {
  transform: translateY(-5px);
  border-color: #a4c2e3;
  box-shadow: 0 10px 24px #4776a21b;
}
.social:hover .social-icon {
  box-shadow: 0 0 0 4px var(--tint);
}
.collab {
  max-width: 900px;
  border-radius: 24px;
  padding: 40px 46px;
  gap: 34px;
  background: #ffffffd9;
  box-shadow: 0 8px 32px #507baa08;
}
.collab>img {
  width: 100px;
  height: 100px;
}
.collab h3 {
  font-size: 1.6rem;
}
.collab .eyebrow {
  font-size: .8125rem;
}
.collab p:not(.eyebrow) {
  font-size: 1rem;
  line-height: 2;
}
.contact-email {
  font-size: 1.0625rem;
  margin-top: 20px;
}
.contact-actions {
  gap: 10px 12px;
  margin-top: 20px;
}
.contact-actions .text-link {
  margin: 0;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 19px;
  border: 1px solid #cadef1;
  border-radius: 24px;
  background: #f6faff;
  font-size: .875rem;
  transition: background .25s,border-color .25s;
}
.contact-actions .text-link:hover {
  background: #e8f3ff;
  border-color: #a9c9e9;
}
.button {
  box-shadow: 0 4px 14px #497aaa0c;
  border-radius: 28px;
  min-height: 50px;
}
.button-blue {
  background: #e7f1ff;
  color: var(--navy);
  border: 1px solid #b7d0ed;
}
.button-blue .play-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  font-size: 10px;
  color: #6887b3;
}
.button-white {
  border-color: #c2d8ed;
  background: #ffffffee;
}
.button:hover {
  box-shadow: 0 8px 20px #497aaa1c;
}
.media-link,.picture-hint {
  border: 1px solid #d0e1f2;
  box-shadow: 0 3px 12px #3b628e0c;
  border-radius: 22px;
  padding: 6px 17px;
}
.closing.closing-tea {
  height: auto;
  overflow: hidden;
  background: linear-gradient(110deg,#f7fbff 10%,#eaf4ff 90%);
  border-top: 1px solid #d6e7f6;
}
.closing-inner {
  max-width: 880px;
  min-height: 345px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 70px;
  padding: 20px 40px 0;
}
.closing-brand {
  width: 340px;
  max-width: 55%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  padding-bottom: 20px;
}
.closing-brand>img {
  width: 100%;
  height: auto;
  opacity: 1;
  object-fit: contain;
}
.closing-star {
  font-size: 34px;
  color: var(--gold);
  line-height: 1;
}
.closing-rule {
  height: 1px;
  width: 80%;
  background: linear-gradient(to right,transparent,#ccb16b,transparent);
}
.closing-illustration {
  height: 325px;
  width: auto;
  max-width: 42%;
  object-fit: contain;
  align-self: flex-end;
}

/* 表示条件：(max-width:1100px) */
@media(max-width:1100px) {
  .social-grid {
    gap: 16px;
  }
  .social-grid>.social {
    flex-basis: calc((100% - 48px)/4);
  }
  .social {
    gap: 12px;
    padding: 20px 16px;
  }
  .social-icon {
    width: 42px;
    height: 42px;
  }
  .social>span:last-child {
    font-size: 1rem;
  }
}

/* 表示条件：(max-width:850px) */
@media(max-width:850px) {
  .social-grid>.social {
    flex-basis: calc((100% - 16px)/2);
  }
  .social {
    padding: 20px 22px;
  }
  .collab {
    padding: 32px;
    gap: 26px;
  }
  .collab>img {
    width: 80px;
    height: 80px;
  }
  .closing-inner {
    max-width: 720px;
    min-height: 290px;
    gap: 40px;
  }
  .closing-brand {
    width: 290px;
  }
  .closing-illustration {
    height: 275px;
  }
}

/* 表示条件：(max-width:600px) */
@media(max-width:600px) {
  .social-grid {
    gap: 12px;
  }
  .social-grid>.social {
    flex-basis: calc((100% - 12px)/2);
  }
  .social {
    min-height: 144px;
    padding: 18px 10px 16px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 9px;
    text-align: center;
    border-radius: 20px;
  }
  .social-icon {
    width: 44px;
    height: 44px;
  }
  .social-icon svg {
    width: 23px;
    height: 23px;
  }
  .social>span:last-child {
    font-size: .9375rem;
  }
  .social small {
    font-size: .8125rem;
    line-height: 1.7;
    letter-spacing: 0;
  }
  .social::after {
    top: 10px;
    right: 12px;
    font-size: 15px;
  }
  .collab {
    padding: 26px 20px;
    gap: 15px;
    border-radius: 20px;
    align-items: flex-start;
  }
  .collab>img {
    width: 46px;
    height: 46px;
  }
  .collab h3 {
    font-size: 1.25rem;
  }
  .collab p:not(.eyebrow) {
    font-size: .9375rem;
  }
  .contact-email {
    font-size: .9375rem;
  }
  .contact-actions {
    gap: 10px;
    margin-top: 18px;
  }
  .contact-actions .text-link {
    font-size: .875rem;
    padding: 8px 16px;
  }
  .closing-inner {
    min-height: 225px;
    padding: 18px 24px 0;
    gap: 20px;
  }
  .closing-brand {
    width: 185px;
    gap: 15px;
    max-width: 55%;
    padding-bottom: 12px;
  }
  .closing-star {
    font-size: 25px;
  }
  .closing-illustration {
    height: 210px;
    max-width: 42%;
  }
  .media-link,.picture-hint {
    padding: 5px 13px;
  }
}
/* 名前ロゴと共通見出し、プロフィールの便箋風レイアウト */
.header .brand {
  flex-basis: 144px;
}
.hero-inner {
  max-width: 1240px;
  grid-template-columns: 1fr 1.04fr;
  gap: 32px;
  padding-inline: 48px;
}
.hero-copy {
  max-width: 520px;
  padding-bottom: 24px;
}
.hero h1 {
  width: 390px;
  max-width: 100%;
  line-height: 1;
}
.gold-line {
  max-width: 330px;
  margin: 22px 0 24px;
}
.hero-catch {
  font-size: clamp(1.05rem,1.45vw,1.3rem);
  letter-spacing: .035em;
}
.hero-sub {
  margin-top: 14px;
}
.hero .actions {
  margin-top: 30px;
}
.art-ring {
  width: 440px;
  height: 440px;
  border-color: #bdd0e9;
}
.hero-orbit {
  translate: 0 var(--orbit-offset,0px);
}
.ambient-stars {
  translate: 0 calc(var(--orbit-offset,0px) * -.4);
}
.section-heading {
  position: relative;
  gap: 22px;
  padding-bottom: 20px;
  margin-bottom: 42px;
}
.section-heading::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 104px;
  height: 1px;
  background: linear-gradient(90deg,var(--gold),#e3cfaa);
  transform-origin: left;
  transition: transform 1s ease .2s;
}
.section-heading .eyebrow {
  font-size: .75rem;
  letter-spacing: .22em;
  margin-bottom: 9px;
}
.section-heading h2 {
  font-size: clamp(1.6rem,2.3vw,2.1rem);
  letter-spacing: .1em;
}
.heading-star {
  font-size: 28px;
  opacity: .7;
}
.music-section .section-heading,.fabula-section .section-heading,.gallery-section .section-heading {
  justify-content: center;
  text-align: center;
  padding-bottom: 26px;
}
.music-section .heading-star,.fabula-section .heading-star,.gallery-section .heading-star {
  position: absolute;
  left: 50%;
  bottom: -9px;
  margin: 0;
  font-size: 20px;
  line-height: 1;
  translate: -50% 0;
  background: #fff;
  padding: 0 14px;
  z-index: 1;
}
.music-section .section-heading::after,.fabula-section .section-heading::after,.gallery-section .section-heading::after {
  left: 50%;
  width: 190px;
  translate: -50% 0;
  transform-origin: center;
  background: linear-gradient(90deg,transparent,#c9ab69,transparent);
}

/* プロフィール本文 */
.world-letter {
  position: relative;
  padding: 28px 30px 30px;
  background: linear-gradient(145deg,#ffffffed,#f7fbffcc);
  border: 1px solid #c5d9ec;
  box-shadow: 0 10px 32px #44698d06;
}
.world-letter::before,.world-letter::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border-color: #c4a56a;
  border-style: solid;
  pointer-events: none;
}
.world-letter::before {
  top: 7px;
  left: 7px;
  border-width: 1px 0 0 1px;
}
.world-letter::after {
  bottom: 7px;
  right: 7px;
  border-width: 0 1px 1px 0;
}
.world-letter .story-title {
  font-size: 1.3rem;
  margin-bottom: 18px;
  line-height: 1.8;
}
.world-letter .story {
  font-family: var(--serif);
  line-height: 2.1;
}
.world-letter .story p+p {
  margin-top: 14px;
}
.profile-copy .facts {
  margin-top: 26px;
  border-top: 0;
  padding: 0 8px;
}
.profile-copy .facts>div {
  padding-bottom: 9px;
  border-bottom: 1px solid #d8e5f1;
  margin-bottom: 10px;
}
.profile-copy .facts>div:last-child {
  border: 0;
  padding-bottom: 0;
  margin-bottom: 0;
}
.tags-panel {
  border-radius: 16px;
}
.music-section {
  padding-bottom: 68px;
}
.coming-soon {
  width: fit-content;
  max-width: 100%;
  margin: 28px auto 0;
  padding: 12px 22px;
  border: 0;
  border-radius: 28px;
  background: #f4f8fd;
  gap: 12px 18px;
}
.coming-soon p {
  font-size: .875rem;
}
.soon-label {
  font-size: .6875rem;
  letter-spacing: .1em;
}
.activity-section {
  padding-block: 48px;
  background: linear-gradient(100deg,#f0f7ff,#f8fbff);
}
.activity-section .section-heading {
  margin-bottom: 22px;
}
.activity-panel {
  min-height: 150px;
  padding: 20px 155px 20px 0;
  gap: 32px;
  border: 0;
}
.activity-panel h3 {
  margin: 4px 0 6px;
  font-size: 1.1rem;
}
.activity-panel .eyebrow {
  font-size: .6875rem;
}
.activity-panel .text-link {
  margin-top: 2px;
}
.activity-panel img {
  height: 140px;
  right: 16px;
  bottom: 0;
}
.activity-note {
  font-size: .875rem;
}
.fabula-section .section-inner {
  max-width: 1160px;
}
.unit-picture {
  border-radius: 16px;
  box-shadow: 0 12px 32px #365b9010;
}
.unit-bottom {
  justify-content: center;
  text-align: center;
  margin-top: 18px;
}
.gallery-item {
  border-radius: 12px;
  box-shadow: 0 8px 24px #365b900b;
}
.closing-brand {
  width: 300px;
}
.footer-brand {
  width: 120px;
}
.motion-ready .section-heading.reveal:not(.is-visible)::after {
  transform: scaleX(0);
}

/* 表示条件：(max-width:1100px) */
@media(max-width:1100px) {
  .hero-inner {
    padding-inline: 36px;
    gap: 24px;
  }
  .hero h1 {
    width: 350px;
  }
  .art-ring {
    width: 370px;
    height: 370px;
  }
  .world-letter {
    padding: 25px 24px;
  }
}

/* 表示条件：(max-width:850px) */
@media(max-width:850px) {
  .header .brand {
    flex-basis: 132px;
  }
  .hero-inner {
    padding-inline: 28px;
    gap: 12px;
  }
  .hero h1 {
    width: 310px;
  }
  .hero-copy {
    padding-bottom: 10px;
  }
  .gold-line {
    max-width: 260px;
  }
  .art-ring {
    width: 310px;
    height: 310px;
  }
  .world-letter {
    padding: 24px 22px;
  }
  .world-letter .story-title {
    font-size: 1.16rem;
  }
  .activity-panel {
    padding-right: 155px;
  }
  .closing-brand {
    width: 270px;
  }
}

/* 表示条件：(max-width:600px) */
@media(max-width:600px) {
  .hero-inner {
    padding: 38px 24px 62px;
    gap: 12px;
  }
  .hero h1 {
    width: min(280px,90%);
    margin: auto;
  }
  .hero-copy {
    max-width: none;
    padding: 0;
  }
  .gold-line {
    width: 220px;
    margin: 18px auto 18px;
  }
  .hero-catch {
    font-size: 1.03rem;
    letter-spacing: .04em;
  }
  .hero-sub {
    margin-top: 12px;
  }
  .hero .actions {
    margin-top: 24px;
  }
  .hero-art {
    height: 350px;
    margin-top: 4px;
  }
  .hero-art>img {
    height: 350px;
  }
  .art-ring {
    width: 280px;
    height: 280px;
  }
  .section-heading {
    gap: 12px;
    padding-bottom: 17px;
    margin-bottom: 30px;
  }
  .section-heading h2 {
    font-size: 1.5rem;
    letter-spacing: .055em;
  }
  .section-heading .eyebrow {
    font-size: .6875rem;
    letter-spacing: .17em;
  }
  .section-heading::after {
    width: 78px;
  }
  .heading-star {
    font-size: 22px;
  }
  .world-letter {
    padding: 27px 23px;
  }
  .world-letter .story-title {
    text-align: left;
    font-size: 1.16rem;
    margin: 0 0 18px;
  }
  .world-letter .story {
    font-size: .9375rem;
    line-height: 2.1;
  }
  .profile-copy .facts {
    margin-top: 28px;
    padding: 0 4px;
  }
  .coming-soon {
    padding: 12px 18px;
    gap: 7px 10px;
    border-radius: 16px;
  }
  .coming-soon p {
    font-size: .8125rem;
  }
  .soon-label {
    font-size: .625rem;
  }
  .music-section {
    padding-bottom: 44px;
  }
  .activity-section {
    padding-block: 36px;
  }
  .activity-panel {
    min-height: 145px;
    padding: 10px 118px 10px 0;
  }
  .activity-panel img {
    height: 126px;
    right: 0;
    bottom: 0;
  }
  .activity-note {
    font-size: .8125rem;
  }
  .unit-picture img {
    aspect-ratio: 16/9;
  }
  .unit-bottom {
    align-items: center;
    margin-top: 14px;
  }
  .unit-note {
    font-size: .8125rem;
  }
  .closing-brand {
    width: 170px;
  }
  .footer-brand {
    width: 106px;
  }
}

/* 表示条件：(prefers-reduced-motion:reduce) */
@media(prefers-reduced-motion:reduce) {
  .hero-orbit,.ambient-stars {
    translate: none;
  }
}
/* PC用の提供ポインター。4 1 は画像内のクリック位置（矢印の先端） */

/* 表示条件：(hover:hover) and (pointer:fine) */
@media (hover:hover) and (pointer:fine) {
  body,dialog {
    cursor: url("assets/cursor.png") 4 1,auto;
  }
  a,button,summary,[role="button"] {
    cursor: url("assets/cursor.png") 4 1,pointer;
  }
}