@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');:root{--ink:#4d4c4c;--blue:#a0b5da;--deep:#7e96c1;--cream:#edeace;--yellow:#f8f6e7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--cream);font:16px/1.9 'DM Sans','Noto Sans JP',sans-serif}a{color:inherit}header{position:sticky;top:0;z-index:10;background:rgba(155,178,217,.96);border-bottom:1px solid #91a9d1;backdrop-filter:blur(12px)}.nav{max-width:1180px;margin:auto;padding:13px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:700;text-decoration:none;line-height:1.25;color:white;font-size:20px;font-family:Georgia,serif;font-style:italic}.brand small{display:block;font-size:12px;letter-spacing:.15em;color:white;font-family:"Noto Sans JP",sans-serif;font-style:normal}.links{display:flex;align-items:center;gap:25px;font-size:14px}.links a{text-decoration:none;color:white;font-weight:600}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 25px;border-radius:100px;background:#7189b7;color:white!important;text-decoration:none;font-weight:700;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px);background:#536c9e}.button.light{background:#f9f7ed;color:#536c9e!important}.hero{background:#eae7cb;overflow:hidden}.hero-inner{max-width:1400px;margin:auto;display:grid;grid-template-columns:1fr 1fr;min-height:620px}.hero-copy{padding:90px max(28px,calc((100vw - 1180px)/2)) 80px max(28px,calc((100vw - 1180px)/2));padding-right:35px;display:flex;flex-direction:column;justify-content:center}.eyebrow{color:var(--deep);font-weight:700;font-size:14px;letter-spacing:.17em;text-transform:uppercase}.hero h1{font-family:Georgia,"Noto Serif JP",serif;font-weight:500;font-size:clamp(32px,3vw,42px);line-height:1.45;letter-spacing:.03em;margin:22px 0}.hero h1 em{font-style:normal;box-shadow:inset 0 -.25em #d3dbed}.hero p{font-size:18px;margin:0 0 25px}.hero-image{background:url('assets/adult-ballet-back-view.png') center/cover;min-height:470px}.hero-note{font-size:14px!important;margin-top:18px!important;color:#666}.wrap{max-width:1100px;margin:auto;padding:95px 24px}.section-title{text-align:center;margin:0 0 48px}.section-title span{display:block;color:var(--deep);font-size:13px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}.section-title h2{font-family:Georgia,"Noto Serif JP",serif;font-weight:500;color:#819bc6;font-size:clamp(27px,3vw,38px);line-height:1.5;margin:8px 0}.lead{max-width:760px;margin:0 auto 42px}.problems{background:#f6f4e9}.problem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:820px;margin:auto}.problem-grid p{background:white;border-radius:4px;padding:22px 25px;margin:0}.story{max-width:760px;margin:auto}.story p{margin:0 0 20px}.story strong{font-size:22px;color:var(--deep)}.values{background:#e5e9ef}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:white;border-radius:4px;padding:28px}.card .num{font-size:28px;color:#9cb2d7;font-weight:700}.card h3{color:#819bc6;font-size:20px;line-height:1.5}.teacher{display:grid;grid-template-columns:minmax(0,360px) minmax(0,1fr);gap:48px;align-items:start;width:100%;max-width:1100px;margin-inline:auto}.teacher>div{min-width:0}.teacher-label{background:var(--blue);border-radius:4px;padding:28px}.teacher-label h3{font-size:28px;margin:10px 0}.teacher-label p{font-size:16px}.teacher ul,.class-card ul{padding-left:1.3em}.teacher li{margin:6px 0}.classes{background:#f6f4e9}.class-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.class-card{background:white;padding:32px;border-radius:4px;border-top:5px solid #9bb2d9}.class-card h3{color:#819bc6;font-family:Georgia,"Noto Serif JP",serif;font-size:26px;margin:3px 0}.class-card .meta{font-size:14px;color:#586789;font-weight:600}.class-card h4{margin-bottom:0}.tag{display:inline-block;background:#dce3f1;padding:3px 12px;border-radius:30px;font-size:13px;font-weight:700}.price-table{width:100%;border-collapse:collapse}.price-table th,.price-table td{text-align:left;padding:19px 14px;border-bottom:1px solid #d9e4e8}.price-table th{color:var(--deep);font-size:14px}.muted{font-size:14px;color:#656565}.trial{background:#dfe5f1}.trial-top{text-align:center}.trial-price{font-weight:700;font-size:30px;color:var(--deep)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:45px}.step{padding:25px;border-radius:4px;background:white}.step b{color:var(--deep)}.faq{max-width:800px;margin:auto}.faq details{border-bottom:1px solid #d9e4e8;padding:16px 5px}.faq summary{cursor:pointer;font-weight:700}.faq p{margin-bottom:5px}.access{background:#f6f4e9;text-align:center}.contact{text-align:center;background:#9ab1d9;color:white}.contact .section-title span{color:#f8f6e7}.contact .section-title h2{color:white}.contact .actions{display:flex;justify-content:center;gap:15px;flex-wrap:wrap;margin:28px 0}.contact small{display:block;opacity:.85}footer{text-align:center;background:#819bc6;color:white;padding:25px;font-size:13px}footer a{color:white}@media(max-width:780px){.links a:not(.button){display:none}.nav{padding:10px 16px}.brand{font-size:16px}.brand small{font-size:10px}.links .button{font-size:13px;padding:8px 14px;min-height:42px}.hero-inner{display:flex;flex-direction:column-reverse}.hero-image{min-height:290px;background-position:center 38%}.hero-copy{padding:35px 24px 60px}.hero h1{margin:14px 0}.wrap{padding:70px 22px}.problem-grid,.cards,.class-grid,.teacher,.steps{grid-template-columns:1fr}.teacher{gap:25px}.price-table{font-size:14px}.price-table th,.price-table td{padding:13px 5px}.price-table th:nth-child(3),.price-table td:nth-child(3){display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* LP layout refinements */
header{position:relative;top:auto;backdrop-filter:none}
.heading-line{display:block}
.hero h1{font-size:clamp(31px,2.7vw,36px);letter-spacing:0;line-height:1.5}
.access .wrap{max-width:820px}
.access p{max-width:680px;margin:0 auto;text-align:left}
@media(max-width:780px){
  header{position:relative}
  .nav{padding:17px 22px}
  .brand{font-size:20px}
  .brand small{font-size:11px}
  .links{display:none}
  .hero-image{min-height:250px}
  .hero-copy{padding:32px 22px 58px}
  .hero h1{font-size:clamp(21px,5.6vw,27px);line-height:1.55;letter-spacing:0;margin:20px 0 23px}
  .heading-line{white-space:nowrap}
  .eyebrow{font-size:12px;letter-spacing:.12em}
  .hero p{font-size:16px;margin-bottom:22px}
  .hero-copy .button{align-self:flex-start;padding:12px 22px}
  .hero-note{line-height:1.8}
  .wrap{padding:62px 23px}
  .section-title,.trial-top{text-align:left}
  .section-title{margin-bottom:30px}
  .section-title h2{font-size:clamp(25px,6vw,31px);line-height:1.5}
  .section-title h2 br{display:none}
  .story strong{font-size:19px}
  .card,.class-card{padding:24px}
  .teacher-label h3{font-size:25px}
  .trial-price{font-size:26px}
  .trial-top .button{width:auto}
  .access{text-align:left}
  .access p{margin:0}
  .access p br{display:none}
  .contact{text-align:left}
  .contact p br{display:none}
  .contact .actions{flex-direction:column;align-items:stretch;gap:12px}
  .contact .actions .button{width:100%}
}
@media(max-width:350px){
  .hero h1{font-size:20px}
  .heading-line{white-space:normal}
  .hero-copy{padding-left:18px;padding-right:18px}
  .wrap{padding-left:18px;padding-right:18px}
}

.credential-line{display:block}
.trial-price span{display:block}
.trial-price strong{font-weight:700;white-space:nowrap}
.trial-price small{display:block;font-size:15px;font-weight:500;color:var(--ink);margin-top:4px}
@media(max-width:780px){.trial-price{font-size:clamp(22px,5.8vw,26px)}.teacher-label p{line-height:1.7}}

@media(min-width:781px){
  .trial-price{display:flex;align-items:baseline;justify-content:center;gap:12px;margin:0 0 18px}
  .trial-price span,.trial-price small{display:inline}
  .trial-price small{font-size:16px;margin:0;white-space:nowrap}
  .trial-top>p:not(.trial-price){margin:0 auto 24px;line-height:1.75}
}
/* 阿佐ヶ谷：紫系のブランドパレット（アイコンの厳密な色値は未確認） */
:root{--ink:#4f4755;--blue:#e4d9eb;--deep:#80628f;--cream:#fbf8fc;--yellow:#fffafd}
body{background:var(--cream)}
header{background:#fbf8fc;border-bottom:1px solid #e8dfea}
.brand,.brand small,.links a{color:#745481}
.button{background:#80628f}
.button:hover{background:#654875}
.button.light{background:#fffafd;color:#654875!important}
.hero{background:#f1ebf5}
.hero h1 em{box-shadow:inset 0 -.25em #e1d3e9}
.hero-note{color:#655c6a}
.problems,.classes,.access{background:#fcf9fd}
.problem-grid p,.card,.class-card,.step{background:#fffefe;border-radius:12px}
.values{background:#eee5f2}
.section-title h2,.card h3,.class-card h3{color:#795988}
.card .num{color:#ac8fba}
.teacher-label{background:#e8ddec;border-radius:12px}
.class-card{border-top-color:#b096bf}
.class-card .meta{color:#6e557b}
.tag{background:#ede1f3;color:#694b77}
.price-table th,.step b{color:#745481}
.price-table th,.price-table td,.faq details{border-bottom-color:#e2d6e8}
.trial{background:#efe7f4}
.contact{background:#8e709d}
.contact .section-title span{color:#fcf6ff}
footer{background:#725583}

/* Content-specific adaptations; all shared geometry is inherited from Hatanodai. */
.hero-image{position:relative}
.image-caption{position:absolute;right:12px;bottom:10px;margin:0;padding:3px 9px;border-radius:4px;background:rgba(255,255,255,.9);font-size:11px;color:#655c6a}
.teacher-photo{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 45%;border-radius:8px;margin:0 0 24px}
.teacher-label h3{color:#61446f}
.teacher-label .eyebrow{font-size:13px;letter-spacing:.12em}.teacher-label .teacher-roman{font-size:13px;letter-spacing:.08em;margin-top:0}.teacher-bio h3{font-family:Georgia,"Noto Serif JP",serif;font-size:26px;font-weight:500;line-height:1.5;color:var(--deep);margin:0 0 24px}.teacher-bio>p{margin:0 0 20px}
.teacher details{margin-top:24px}.teacher summary{cursor:pointer;font-weight:600;color:var(--deep)}
.class-card h3{overflow-wrap:anywhere}.class-card .schedule-time{white-space:nowrap}
.studio-photo-slot{margin:28px 0 0;aspect-ratio:16/9;display:grid;place-items:center;border:1px solid #ded0e6;border-radius:12px;background:#f1ebf5;color:#80628f;text-align:center}
.studio-photo-slot span{display:block;font-size:13px;color:#776a7f;letter-spacing:.12em}
.access .map-link{margin-top:24px}
a:focus-visible,summary:focus-visible{outline:3px solid #654875;outline-offset:5px}
@media(max-width:780px){.teacher-photo{max-width:360px;margin-left:auto;margin-right:auto}.teacher-label{padding:28px}.hero-image{background-position:center 45%}.hero .image-caption{font-size:10px}.price-table th:nth-child(3),.price-table td:nth-child(3){display:table-cell}.studio-photo-slot{aspect-ratio:4/3}}

@media(min-width:781px) and (max-width:1000px){
  .teacher{grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:32px}
  .teacher-label{padding:24px}
}
@media(min-width:781px){
  /* Cap the template viewport padding at its 1400px container limit. */
  .hero-copy{padding-left:clamp(28px,calc((100vw - 1180px)/2),110px)}
}
@media(max-width:780px){
  .teacher{grid-template-columns:minmax(0,1fr);gap:32px}
  .teacher-label{width:100%;max-width:440px;justify-self:center}
  .teacher-bio h3{font-size:25px;margin-bottom:20px}
}