/* =================================================================
   大久保ゆみ オフィシャルサイト — 共通スタイル
   設計トークン → ベース → コンポーネント → サブページ → レスポンシブ
   ================================================================= */

/* ===== Design tokens ===== */
:root{
  /* color */
  --purple-main:#6c4a8a;
  --purple-deep:#4b2d6f;
  --purple-soft:#a88fbf;
  --purple-pale:#f3eef7;
  --purple-bg:#faf7fc;
  --text:#2d2334;
  --text-sub:#6b5f74;
  --line:#e5dced;

  /* typography */
  --font-serif:"Noto Serif JP","Shippori Mincho",serif;
  --font-mincho:"Shippori Mincho",serif;
  --font-en:"Cormorant Garamond",serif;
  --fs-body:14.5px;
  --fs-lead:18px;
  --lh-body:1.9;

  /* spacing */
  --space-section:120px;
  --space-section-lg:140px;
  --gutter:60px;

  /* surfaces */
  --radius:4px;
  --grad-photo:linear-gradient(135deg,var(--purple-pale) 0%,var(--purple-soft) 100%);
  --shadow-card:0 20px 60px -30px rgba(75,45,111,.18);
  --shadow-photo:0 24px 60px -30px rgba(75,45,111,.3);
}

/* ===== Base ===== */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:var(--font-serif);
  color:var(--text);
  background:#fff;
  line-height:var(--lh-body);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ===== Header ===== */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;justify-content:space-between;align-items:center;
  padding:22px 40px;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(8px);
}
.logo .ja{font-size:11px;letter-spacing:.2em;color:var(--text-sub)}
.logo .en{font-family:var(--font-en);font-size:18px;letter-spacing:.15em;color:var(--purple-deep)}
nav ul{display:flex;gap:28px;list-style:none;align-items:center}
nav a{font-family:var(--font-en);font-size:14px;letter-spacing:.12em;color:var(--text);transition:color .3s}
nav a:hover{color:var(--purple-main)}
nav a.join-btn{
  background:var(--purple-main);color:#fff;
  padding:10px 22px;border-radius:30px;font-size:12px;letter-spacing:.15em;
}
nav a.join-btn:hover{background:var(--purple-deep);color:#fff}
.socials{display:flex;gap:14px;align-items:center;margin-left:14px}
.socials a{width:18px;height:18px;color:var(--text-sub);transition:color .3s}
.socials a:hover{color:var(--purple-main)}
.socials svg{width:100%;height:100%}

/* ===== Hero ===== */
.hero{
  position:relative;height:100vh;min-height:720px;
  background:
    radial-gradient(ellipse at 30% 40%, #fff 0%, transparent 60%),
    linear-gradient(120deg,var(--purple-pale) 0%,#fff 50%,var(--purple-bg) 100%);
  overflow:hidden;
}
.hero-portrait{
  position:absolute;top:0;right:0;bottom:0;left:auto;
  width:50vw;max-width:50vw;height:100%;
  background:
    linear-gradient(90deg,#fff 0%,rgba(255,255,255,.85) 12%,rgba(255,255,255,.4) 25%,transparent 42%),
    url('images/profile-photo.jpg');
  background-size:cover;
  background-position:center 16%;
  background-repeat:no-repeat;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.4) 18%,#000 38%,#000 100%);
  mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.4) 18%,#000 38%,#000 100%);
  color:transparent;
  z-index:2;
}
.hero-title-group{
  position:absolute;top:50%;left:8vw;transform:translateY(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:flex-start;gap:28px;
  max-width:45vw;
}
.hero-title-group .title{
  font-family:var(--font-mincho);
  font-size:14px;letter-spacing:.5em;color:var(--purple-main);
}
.hero-kanji{
  font-family:var(--font-mincho);
  font-size:clamp(56px,7.2vw,120px);
  font-weight:400;letter-spacing:.15em;
  color:var(--purple-deep);line-height:1.05;
}
.hero-title-group .tagline{
  font-family:var(--font-mincho);
  font-size:clamp(18px,1.5vw,24px);
  letter-spacing:.25em;color:var(--text);line-height:1.8;
  border-left:1px solid var(--purple-main);padding-left:20px;
}
.hero-scroll{
  position:absolute;right:28px;bottom:40px;z-index:4;
  writing-mode:vertical-rl;
  font-family:var(--font-en);
  font-size:13px;letter-spacing:.4em;color:var(--purple-main);
}
.hero-scroll::after{
  content:"";display:block;width:1px;height:60px;
  background:var(--purple-main);margin:14px auto 0;
  animation:scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine{
  0%,100%{transform:scaleY(.3);transform-origin:top}
  50%{transform:scaleY(1);transform-origin:top}
}

/* ===== Section common ===== */
section{padding:var(--space-section) var(--gutter);position:relative}
.container{max-width:1200px;margin:0 auto}
.section-label{
  font-family:var(--font-en);
  font-size:14px;letter-spacing:.3em;color:var(--purple-main);margin-bottom:8px;
}
.section-title{
  font-family:var(--font-en);
  font-size:56px;font-weight:300;color:var(--purple-deep);
  letter-spacing:.05em;margin-bottom:6px;
}
.section-title-ja{font-size:13px;letter-spacing:.3em;color:var(--text-sub);margin-bottom:50px}

/* ===== Message ===== */
.message{background:#fff;padding:var(--space-section-lg) var(--gutter)}
.msg-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:100px;align-items:center}
.msg-text h2{font-size:22px;font-weight:500;margin-bottom:28px;color:var(--purple-deep);line-height:1.7}
.msg-text p{margin-bottom:18px;color:var(--text);font-size:var(--fs-body)}
.more-link{
  display:inline-block;margin-top:30px;padding:14px 40px;
  border:1px solid var(--purple-main);color:var(--purple-main);
  font-family:var(--font-en);font-size:13px;letter-spacing:.2em;
  border-radius:30px;transition:all .3s;
}
.more-link:hover{background:var(--purple-main);color:#fff}

/* ===== Profile ===== */
.profile{
  background:linear-gradient(180deg,#fff 0%,var(--purple-bg) 100%);
  position:relative;overflow:hidden;padding:var(--space-section-lg) var(--gutter);
}
.profile-head{text-align:center;position:relative;margin-bottom:60px}
.profile-portrait{
  width:340px;height:440px;margin:0 auto 40px;
  background:linear-gradient(160deg,var(--purple-pale) 0%,var(--purple-main) 130%);
  border-radius:2px;position:relative;color:transparent;
}
.profile-name-v{
  position:absolute;right:calc(50% - 240px);top:20px;
  writing-mode:vertical-rl;font-family:var(--font-mincho);
  font-size:28px;letter-spacing:.5em;color:var(--purple-deep);
}
.profile-name-sub{
  position:absolute;right:calc(50% - 270px);top:20px;
  writing-mode:vertical-rl;font-size:10px;letter-spacing:.3em;color:var(--text-sub);
}

/* timeline (center line + zigzag + photo) */
.timeline{max-width:1120px;margin:80px auto 0;position:relative;padding:0}
.timeline::before{
  content:"";position:absolute;left:50%;top:20px;bottom:20px;
  width:1px;background:var(--purple-soft);transform:translateX(-50%);
}
.timeline-item{
  position:relative;padding:50px 0;
  display:grid;grid-template-columns:1fr 80px 1fr;gap:30px;align-items:center;
}
.timeline-item::before{
  content:"";position:absolute;left:50%;top:50%;
  width:11px;height:11px;border-radius:50%;
  background:var(--purple-main);transform:translate(-50%,-50%);z-index:2;
  box-shadow:0 0 0 6px #fff;
}
.timeline-content{padding:0 30px}
.timeline-year{
  font-family:var(--font-en);
  font-size:32px;color:var(--purple-deep);letter-spacing:.05em;
  font-weight:400;margin-bottom:14px;line-height:1;
}
.timeline-desc{font-size:var(--fs-body);color:var(--text);line-height:1.95}
.timeline-photo{
  aspect-ratio:4/3;border-radius:var(--radius);
  background:var(--grad-photo);
  box-shadow:0 24px 60px -34px rgba(75,45,111,.35);
  position:relative;overflow:hidden;
}
.timeline-photo::after{
  content:"PHOTO";position:absolute;left:18px;bottom:18px;
  font-family:var(--font-en);font-size:10px;
  color:rgba(255,255,255,.92);letter-spacing:.4em;z-index:2;
}
.timeline-photo::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse at center, transparent 50%, rgba(255,255,255,.7) 100%),
    linear-gradient(180deg, transparent 60%, rgba(255,255,255,.55) 100%);
  z-index:1;
}
.timeline-item:nth-child(odd) .timeline-content{grid-column:1;text-align:right}
.timeline-item:nth-child(odd) .timeline-photo{grid-column:3}
.timeline-item:nth-child(even) .timeline-content{grid-column:3;text-align:left}
.timeline-item:nth-child(even) .timeline-photo{grid-column:1}
.timeline-item:nth-child(1) .timeline-photo{background:linear-gradient(135deg,var(--purple-pale),var(--purple-soft))}
.timeline-item:nth-child(2) .timeline-photo{background:linear-gradient(150deg,var(--purple-soft),var(--purple-main))}
.timeline-item:nth-child(3) .timeline-photo{background:linear-gradient(135deg,var(--purple-pale),var(--purple-deep))}
.timeline-item:nth-child(4) .timeline-photo{background:linear-gradient(160deg,var(--purple-soft),var(--purple-pale))}
.timeline-item:nth-child(5) .timeline-photo{background:linear-gradient(135deg,var(--purple-deep),var(--purple-soft))}
.timeline-item:nth-child(6) .timeline-photo{background:linear-gradient(120deg,var(--purple-main),var(--purple-pale))}

/* ===== Image band (栃木風景) ===== */
.band{padding:0;display:grid;grid-template-columns:1fr;gap:0;position:relative}
.band::before,.band::after{
  content:"";position:absolute;left:0;right:0;height:140px;pointer-events:none;z-index:2;
}
.band::before{top:0;background:linear-gradient(180deg,#fff 0%,transparent 100%)}
.band::after{bottom:0;background:linear-gradient(0deg,#fff 0%,transparent 100%)}
.band-img{
  aspect-ratio:16/7;position:relative;overflow:hidden;
  display:flex;align-items:flex-end;justify-content:flex-start;
  padding:40px 60px;width:100%;
  background:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 700' preserveAspectRatio='xMidYMid slice'><defs><linearGradient id='s' x1='0' y1='0' x2='0' y2='1'><stop offset='0' stop-color='%23f3eef7'/><stop offset='1' stop-color='%23a88fbf'/></linearGradient></defs><rect width='1600' height='700' fill='url(%23s)'/><circle cx='1280' cy='200' r='60' fill='%23ffffff' opacity='0.5'/><path d='M 0 520 L 400 360 L 800 460 L 1200 340 L 1600 460 L 1600 700 L 0 700 Z' fill='%234b2d6f' opacity='0.8'/></svg>") center/cover;
}
.band-caption{
  color:rgba(255,255,255,.95);font-family:var(--font-mincho);
  font-size:13px;letter-spacing:.3em;z-index:1;
  text-shadow:0 1px 8px rgba(75,45,111,.3);
}
.band-caption .en{font-family:var(--font-en);font-size:28px;letter-spacing:.1em;display:block;margin-bottom:4px}

/* ===== Policy ===== */
.policy{background:#fff;position:relative;overflow:hidden;padding-bottom:64px}
.policy-list{position:relative;z-index:1}
.policy-item{
  display:grid;grid-template-columns:120px 1fr;gap:60px;
  padding:50px 0;border-bottom:1px solid var(--line);align-items:start;
}
.policy-item:last-child{border-bottom:none}
.policy-num{
  font-family:var(--font-en);
  font-size:72px;font-weight:300;color:var(--purple-soft);line-height:1;
}
.policy-item h3{font-size:20px;font-weight:500;margin-bottom:18px;color:var(--purple-deep);line-height:1.6}
.policy-item p{font-size:var(--fs-body);color:var(--text-sub);max-width:720px}
.policy-cta{text-align:center;margin-top:60px}

/* policy with photo (sub-page) */
.policy-item.has-photo{grid-template-columns:80px 1fr 440px;gap:60px;align-items:center;padding:70px 0}
.policy-photo{
  aspect-ratio:4/5;min-height:380px;border-radius:var(--radius);
  background:var(--grad-photo);box-shadow:var(--shadow-photo);
  position:relative;overflow:hidden;
}
.policy-photo::after{
  content:"PHOTO";position:absolute;left:20px;bottom:20px;
  font-family:var(--font-en);font-size:11px;
  color:rgba(255,255,255,.9);letter-spacing:.4em;z-index:2;
}
.policy-photo-1{background:linear-gradient(135deg,var(--purple-pale),var(--purple-soft))}
.policy-photo-2{background:linear-gradient(150deg,var(--purple-soft),var(--purple-main))}
.policy-photo-3{background:linear-gradient(120deg,var(--purple-pale),var(--purple-deep))}
.policy-photo-4{background:linear-gradient(135deg,var(--purple-main),var(--purple-pale))}
.policy-photo-5{background:linear-gradient(160deg,var(--purple-soft),var(--purple-pale))}
.policy-photo-6{background:linear-gradient(135deg,var(--purple-deep),var(--purple-soft))}

/* ===== Instagram ===== */
.insta{background:linear-gradient(180deg,#fff 0%,rgba(250,247,252,.5) 100%)}
.insta-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:50px}
.insta-follow{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 24px;border:1px solid var(--purple-main);color:var(--purple-main);
  font-family:var(--font-en);font-size:13px;letter-spacing:.2em;
  border-radius:30px;transition:all .3s;
}
.insta-follow:hover{background:var(--purple-main);color:#fff}
.insta-follow svg{width:16px;height:16px}
.insta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.insta-card{
  background:#fff;border-radius:6px;overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .3s;display:flex;flex-direction:column;
}
.insta-card:hover{transform:translateY(-4px)}
.insta-image{
  aspect-ratio:1/1;background:var(--grad-photo);position:relative;overflow:hidden;
}
.insta-image::after{
  content:"PHOTO";position:absolute;left:18px;bottom:18px;
  font-family:var(--font-en);font-size:11px;
  color:rgba(255,255,255,.9);letter-spacing:.4em;z-index:2;
}
.insta-card:nth-child(2) .insta-image{background:linear-gradient(135deg,var(--purple-soft),var(--purple-deep))}
.insta-card:nth-child(3) .insta-image{background:linear-gradient(135deg,#fff,var(--purple-pale),var(--purple-main))}
.insta-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.insta-meta{display:flex;gap:14px;font-size:12px;color:var(--text-sub);align-items:center}
.insta-meta .heart{color:var(--purple-main)}
.insta-caption{
  font-size:13px;color:var(--text);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.insta-date{font-family:var(--font-en);font-size:11px;color:var(--text-sub);letter-spacing:.15em;margin-top:auto}

/* ===== Facebook ===== */
.fb{background:linear-gradient(180deg,rgba(250,247,252,.4) 0%,#fff 100%)}

/* ===== QA ===== */
.qa{background:linear-gradient(180deg,#fff 0%,rgba(243,238,247,.4) 100%);padding:72px var(--gutter) var(--space-section-lg)}
.qa-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}
.qa-text h3{font-size:32px;font-weight:500;color:var(--purple-deep);margin-bottom:20px;letter-spacing:.15em}
.qa-text p{color:var(--text-sub);margin-bottom:28px}

/* ===== News ===== */
.news{background:linear-gradient(180deg,rgba(250,247,252,.6) 0%,#fff 100%)}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:40px}
.news-card{display:block;background:#fff;padding:24px;border-radius:6px;box-shadow:var(--shadow-card);overflow:hidden;transition:transform .3s}
.news-card:hover{transform:translateY(-4px)}
.news-thumb{aspect-ratio:1/1;background:var(--grad-photo);margin-bottom:20px;border-radius:2px;position:relative;overflow:hidden}
.news-thumb::after{
  content:"PHOTO";position:absolute;left:16px;bottom:14px;
  font-family:var(--font-en);font-size:10px;
  color:rgba(255,255,255,.9);letter-spacing:.4em;z-index:2;
}
.news-card:nth-child(2) .news-thumb{background:linear-gradient(135deg,var(--purple-soft),var(--purple-main))}
.news-card:nth-child(3) .news-thumb{background:linear-gradient(135deg,#fff,var(--purple-pale),var(--purple-soft))}
.news-date{font-family:var(--font-en);font-size:13px;color:var(--purple-main);letter-spacing:.1em}
.news-card h3{font-size:15px;margin-top:6px;font-weight:500;line-height:1.6;color:var(--text)}

/* ===== Join / Contact form ===== */
.join{
  background:linear-gradient(180deg,#fff 0%,var(--purple-bg) 30%,var(--purple-pale) 100%);
  position:relative;overflow:hidden;padding:var(--space-section-lg) var(--gutter) 120px;
}
.join-intro{max-width:720px;margin:0 auto 60px;text-align:center;position:relative}
.join-intro .quote{
  font-family:var(--font-mincho);font-size:26px;color:var(--purple-deep);
  line-height:2;letter-spacing:.1em;margin-bottom:24px;
}
.join-intro .quote::before,.join-intro .quote::after{
  content:"";display:block;width:40px;height:1px;background:var(--purple-main);margin:30px auto;
}
.join-intro .sign{font-family:var(--font-mincho);font-size:15px;color:var(--purple-main);letter-spacing:.3em}
.join-pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;max-width:900px;margin:0 auto 70px}
.pillar{
  background:#fff;padding:32px 24px;text-align:center;
  border-top:2px solid var(--purple-main);box-shadow:var(--shadow-card);
  border-radius:6px;transition:transform .3s;
}
.pillar:hover{transform:translateY(-4px)}
.pillar .num{font-family:var(--font-en);font-size:14px;letter-spacing:.3em;color:var(--purple-main)}
.pillar h3{font-size:17px;font-weight:500;color:var(--purple-deep);margin:10px 0 12px;letter-spacing:.1em}
.pillar p{font-size:13px;color:var(--text-sub);line-height:1.8}
.join-box{
  max-width:720px;margin:0 auto;background:#fff;
  padding:64px 56px 56px;position:relative;
  box-shadow:0 20px 60px -30px rgba(75,45,111,.3);border-radius:2px;
}
.join-box::before{
  content:"";position:absolute;top:-1px;left:50%;transform:translateX(-50%);
  width:60px;height:2px;background:var(--purple-main);
}
.join-head{text-align:center;margin-bottom:48px}
.join-head .en{font-family:var(--font-en);font-size:44px;font-weight:300;color:var(--purple-deep);letter-spacing:.08em}
.join-head .ja{font-size:12px;letter-spacing:.4em;color:var(--purple-main);margin-top:10px}
.join-head .lead{font-size:13px;color:var(--text-sub);margin-top:18px;line-height:1.9}
.form-tabs{display:flex;gap:0;margin-bottom:36px;border-bottom:1px solid var(--line)}
.form-tab{
  flex:1;padding:14px 10px;text-align:center;font-size:13px;
  color:var(--text-sub);cursor:pointer;letter-spacing:.15em;
  border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .25s;
}
.form-tab.active{color:var(--purple-deep);border-color:var(--purple-main);font-weight:500}
.form-row{margin-bottom:22px;position:relative}
.form-row label{display:block;font-size:12px;margin-bottom:8px;color:var(--text-sub);letter-spacing:.12em}
.form-row label .req{
  color:var(--purple-main);font-size:10px;margin-left:6px;
  background:var(--purple-pale);padding:2px 6px;border-radius:2px;letter-spacing:.1em;
}
.form-row input,.form-row textarea,.form-row select{
  width:100%;padding:14px 0;border:none;border-bottom:1px solid var(--line);
  background:transparent;font-family:inherit;font-size:var(--fs-body);color:var(--text);
  transition:border-color .25s;
}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{
  outline:none;border-bottom-color:var(--purple-main);
}
.form-row textarea{resize:vertical;min-height:100px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.form-consent{display:flex;align-items:flex-start;gap:10px;font-size:12px;color:var(--text-sub);margin:30px 0 0}
.form-consent input{width:14px;height:14px;margin-top:3px;accent-color:var(--purple-main)}
.form-consent a{color:var(--purple-main);text-decoration:underline}
.submit-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:12px;
  margin:30px auto 0;padding:18px 60px;
  background:var(--purple-main);color:#fff;border:none;
  font-family:var(--font-en);font-size:15px;letter-spacing:.3em;
  border-radius:0;cursor:pointer;transition:all .3s;position:relative;overflow:hidden;
}
.submit-btn::after{content:"→";font-size:16px;transition:transform .3s}
.submit-btn:hover{background:var(--purple-deep)}
.submit-btn:hover::after{transform:translateX(6px)}
.submit-btn:disabled{opacity:.6;cursor:not-allowed}
.submit-wrap{text-align:center}
/* form status message (aria-live) */
.form-status{margin-top:20px;text-align:center;font-size:13.5px;line-height:1.8;min-height:1.2em}
.form-status.success{color:var(--purple-deep)}
.form-status.error{color:#b3261e}
/* honeypot */
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ===== Footer ===== */
footer{background:#fff;padding:60px 60px 40px;border-top:1px solid var(--line);position:relative;overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1fr 2fr;gap:40px;max-width:1200px;margin:0 auto}
.footer-info .en{font-family:var(--font-en);font-size:20px;color:var(--purple-deep);letter-spacing:.15em}
.footer-info .ja{font-size:11px;letter-spacing:.2em;color:var(--text-sub);margin-bottom:14px}
.footer-info address{font-style:normal;font-size:12px;color:var(--text-sub);line-height:1.8}
.footer-nav{display:flex;gap:28px;justify-content:flex-end;flex-wrap:wrap;align-items:center}
.footer-nav a{font-family:var(--font-en);font-size:13px;letter-spacing:.15em;transition:color .3s}
.footer-nav a:hover{color:var(--purple-main)}
.footer-bg{
  position:absolute;bottom:-40px;left:0;right:0;text-align:center;
  font-family:var(--font-en);font-size:14vw;color:rgba(108,74,138,.06);
  letter-spacing:.05em;pointer-events:none;line-height:1;
}
.copyright{text-align:left;font-size:11px;color:var(--text-sub);margin-top:30px;font-family:var(--font-en);letter-spacing:.15em}

/* ===== Photo placeholders (gradient + airy edge fade) ===== */
.profile-portrait,
.qa-photo,
.feature-img,
.policy-photo,
.timeline-photo,
.insta-image,
.news-thumb,
.band-img{position:relative}
/* profile/qa placeholders share the standard gradient + PHOTO label */
.profile-portrait::after,
.qa-photo::after{
  content:"PHOTO";position:absolute;left:24px;bottom:28px;
  font-family:var(--font-en);font-size:11px;
  color:rgba(255,255,255,.85);letter-spacing:.4em;z-index:2;
}
.qa-photo{background:linear-gradient(120deg,var(--purple-pale) 0%,var(--purple-soft) 70%,var(--purple-main) 130%);border-radius:2px}

/* ===== Real photos ===== */
.msg-photo{
  aspect-ratio:4/5;min-height:520px;border-radius:2px;position:relative;overflow:hidden;
  background:url('images/msg-photo.jpg') center/cover no-repeat;color:transparent;
}

/* ===== Sub-page shell ===== */
.page-hero{
  position:relative;padding:104px 60px 52px;
  background:linear-gradient(120deg,var(--purple-pale) 0%,#fff 60%,var(--purple-bg) 100%);
  overflow:hidden;
}
.page-hero-inner{max-width:1200px;margin:0 auto;position:relative}
.page-hero .label{font-family:var(--font-en);font-size:14px;letter-spacing:.3em;color:var(--purple-main);margin-bottom:8px}
.page-hero h1{font-family:var(--font-en);font-size:54px;font-weight:300;color:var(--purple-deep);letter-spacing:.05em;line-height:1}
.page-hero .ja{font-size:13px;letter-spacing:.4em;color:var(--text-sub);margin-top:12px}
.page-hero-bg{display:none}
.breadcrumb{
  max-width:1200px;margin:0 auto;padding:30px 60px 0;
  font-family:var(--font-en);font-size:12px;letter-spacing:.15em;color:var(--text-sub);
}
.breadcrumb a{color:var(--purple-main)}
.breadcrumb .sep{margin:0 12px;color:var(--line)}
.page-section{padding:100px 60px}
.page-content{max-width:880px;margin:0 auto}
.page-content h2{
  font-size:28px;font-weight:500;color:var(--purple-deep);
  letter-spacing:.1em;margin:60px 0 20px;
  padding-bottom:14px;border-bottom:1px solid var(--purple-soft);
}
.page-content h2:first-child{margin-top:0}
.page-content p{font-size:15px;line-height:2;margin-bottom:18px;color:var(--text)}
.page-content ul{margin:18px 0 24px;padding-left:1.5em}
.page-content ul li{font-size:var(--fs-body);line-height:2;color:var(--text);list-style:disc}
.page-content .lead{font-size:var(--fs-lead);line-height:2.1;color:var(--purple-deep);font-family:var(--font-mincho);margin-bottom:40px}

/* news detail list */
.news-detail-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:0}
.news-detail-item{
  display:grid;grid-template-columns:140px 1fr auto;gap:30px;
  padding:28px 0;border-bottom:1px solid var(--line);align-items:center;transition:padding .25s;
}
.news-detail-item:hover{padding-left:10px}
.news-detail-item .date{font-family:var(--font-en);font-size:14px;color:var(--purple-main);letter-spacing:.15em}
.news-detail-item .tag{
  display:inline-block;font-size:10px;padding:3px 10px;
  background:var(--purple-pale);color:var(--purple-deep);
  letter-spacing:.15em;margin-right:10px;border-radius:2px;
}
.news-detail-item h3{font-size:15px;font-weight:500;color:var(--text);line-height:1.6}
.news-detail-item .arrow{color:var(--purple-main);font-size:18px}

/* ===== Profile feature blocks ===== */
.feature-block{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;margin:50px 0 60px;align-items:center}
.feature-block.reverse{grid-template-columns:1fr 1.1fr}
.feature-block.reverse .feature-img{order:2}
.feature-img{
  aspect-ratio:5/4;border-radius:var(--radius);
  background:var(--grad-photo);
  position:relative;overflow:hidden;
  box-shadow:0 30px 80px -40px rgba(75,45,111,.35);
}
.feature-img.scene1{background:linear-gradient(135deg,var(--purple-pale),var(--purple-soft))}
.feature-img.scene2{background:linear-gradient(150deg,var(--purple-soft),var(--purple-main))}
.feature-img.scene3{background:linear-gradient(120deg,#fff,var(--purple-pale),var(--purple-soft))}
.feature-img::after{
  content:"PHOTO";position:absolute;left:24px;bottom:24px;
  font-family:var(--font-en);font-size:11px;
  color:rgba(255,255,255,.9);letter-spacing:.4em;z-index:2;
}
.feature-text h3{font-size:22px;font-weight:500;color:var(--purple-deep);margin-bottom:18px;letter-spacing:.05em;line-height:1.6}
.feature-text .small{font-family:var(--font-en);font-size:13px;letter-spacing:.3em;color:var(--purple-main);margin-bottom:10px}
.feature-text p{font-size:var(--fs-body);line-height:2;color:var(--text);margin-bottom:14px}

/* highlight banner */
.highlight-banner{
  position:relative;margin:60px 0;aspect-ratio:21/8;border-radius:var(--radius);overflow:hidden;
  background:
    linear-gradient(90deg,rgba(75,45,111,.86) 0%,rgba(75,45,111,.64) 55%,rgba(75,45,111,.42) 100%),
    url('images/site-highlight.jpg') center 30%/cover;
  display:flex;align-items:center;padding:0 60px;
  box-shadow:0 40px 100px -50px rgba(75,45,111,.5);
}
.highlight-banner .ribbon{color:#fff;max-width:560px;text-shadow:0 2px 12px rgba(30,12,50,.6)}
.highlight-banner .ribbon .en{font-family:var(--font-en);font-size:14px;letter-spacing:.4em;opacity:.9;margin-bottom:14px}
.highlight-banner .ribbon h3{font-family:var(--font-mincho);font-size:28px;line-height:1.6;letter-spacing:.05em;margin-bottom:16px}
.highlight-banner .ribbon p{font-size:14px;line-height:1.9;opacity:.95}

/* ===== SNS embed wrappers ===== */
.sns-embed{background:#fff;padding:20px;border-radius:4px;box-shadow:0 6px 24px -12px rgba(75,45,111,.2);min-height:200px}
.fb-embed{text-align:center;padding:0;background:transparent;box-shadow:none}

/* ===== Responsive ===== */
@media (max-width:900px){
  header{padding:16px 20px;flex-wrap:wrap}
  nav ul{gap:16px;font-size:12px}
  section{padding:70px 24px}
  .message,.profile,.qa,.join{padding:70px 24px}
  .section-title{font-size:40px}
  .msg-grid,.qa-grid{grid-template-columns:1fr;gap:30px}
  .msg-photo,.qa-photo{min-height:auto;aspect-ratio:4/3}
  .band{grid-template-columns:1fr}
  .policy-item{grid-template-columns:80px 1fr;gap:20px}
  .policy-item.has-photo{grid-template-columns:1fr;gap:20px}
  .policy-photo{min-height:auto;aspect-ratio:4/3}
  .policy-num{font-size:48px}
  .profile-portrait{width:80%;max-width:340px;height:auto;aspect-ratio:3/4}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-nav{justify-content:flex-start}
  .form-grid{grid-template-columns:1fr}
  .join-box{padding:40px 24px}
  /* sub-page */
  .page-hero{padding:88px 24px 40px}
  .page-hero h1{font-size:48px}
  .breadcrumb{padding:20px 24px 0}
  .page-section{padding:60px 24px}
  .news-detail-item{grid-template-columns:100px 1fr;gap:16px}
  .news-detail-item .arrow{display:none}
  /* feature / highlight */
  .feature-block,.feature-block.reverse{grid-template-columns:1fr;gap:24px}
  .feature-block.reverse .feature-img{order:0}
  .highlight-banner{aspect-ratio:auto;padding:40px 24px}
  .highlight-banner .ribbon h3{font-size:20px}
  /* timeline */
  .timeline{max-width:100%;padding:0 16px}
  .timeline::before{left:24px}
  .timeline-item{grid-template-columns:1fr;gap:16px;padding:30px 0 30px 50px}
  .timeline-item::before{left:24px;top:46px;transform:none}
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content{grid-column:1;text-align:left;padding:0}
  .timeline-item:nth-child(odd) .timeline-photo,
  .timeline-item:nth-child(even) .timeline-photo{grid-column:1;aspect-ratio:16/9}
  .timeline-year{font-size:24px}
}

/* ===== Accessibility & new components ===== */

/* skip link */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:1000;
  background:var(--purple-deep);color:#fff;padding:12px 20px;
  font-size:13px;letter-spacing:.1em;border-radius:0 0 6px 0;
}
.skip-link:focus{left:0}

/* visible focus for keyboard users */
a:focus-visible,button:focus-visible,input:focus-visible,
textarea:focus-visible,select:focus-visible,summary:focus-visible,
.form-tab:focus-visible{
  outline:2px solid var(--purple-main);
  outline-offset:3px;border-radius:2px;
}

/* logo link */
.logo a{display:block}
.logo a:hover{opacity:.85}

/* profile sub-headings & lists (de-inlined) */
.profile-subhead{
  font-size:18px;color:var(--purple-deep);font-weight:500;
  border-bottom:1px solid var(--purple-soft);
  padding-bottom:12px;margin-bottom:20px;letter-spacing:.1em;
}
.profile-list{list-style:none;font-size:var(--fs-body);line-height:2;color:var(--text)}
.profile-list li{position:relative;padding-left:1.1em}
.profile-list li::before{content:"・";position:absolute;left:0;color:var(--purple-main)}

/* stat panels */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
.stat-card{
  text-align:center;padding:28px 12px;background:var(--purple-bg);
  border-top:2px solid var(--purple-main);border-radius:0 0 6px 6px;
}
.stat-num{font-family:var(--font-en);font-size:36px;color:var(--purple-deep);line-height:1}
.stat-num span{font-size:14px;margin-left:4px}
.stat-num span.dash{font-size:20px;margin:0}
.stat-label{font-size:12px;color:var(--text-sub);margin-top:8px;letter-spacing:.1em}

/* FAQ accordion */
.faq-list{max-width:820px;margin:50px auto 0}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:24px 44px 24px 4px;position:relative;
  font-size:16px;color:var(--purple-deep);font-weight:500;line-height:1.6;
  letter-spacing:.03em;transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:8px;top:50%;
  width:11px;height:11px;border-right:1.5px solid var(--purple-main);
  border-bottom:1.5px solid var(--purple-main);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item summary:hover{color:var(--purple-main)}
.faq-a{
  padding:0 4px 26px;font-size:var(--fs-body);line-height:2;color:var(--text-sub);
}
.faq-a a{color:var(--purple-main);text-decoration:underline}

@media (max-width:900px){
  .stat-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:15px}
}

/* ===== Scroll reveal motion ===== */
.js-enabled .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.js-enabled .reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js-enabled .reveal{opacity:1 !important;transform:none !important;transition:none !important}
  .hero-scroll::after{animation:none}
  html{scroll-behavior:auto}
}

/* ===== Contact office info & map ===== */
.office-info{max-width:720px;margin:80px auto 0;background:#fff;padding:40px;border-top:2px solid var(--purple-main);border-radius:0 0 6px 6px;box-shadow:var(--shadow-card)}
.office-info h2{font-size:18px;color:var(--purple-deep);letter-spacing:.1em;margin-bottom:18px}
.office-info p{font-size:var(--fs-body);line-height:2;color:var(--text)}
.office-info a{color:var(--purple-main)}
.office-map{margin-top:24px;border-radius:6px;overflow:hidden;line-height:0}
.office-map iframe{width:100%;height:320px;border:0;display:block;filter:grayscale(.2)}

/* sub-page h3 (de-inlined section headings) */
.page-content .page-h3{
  font-size:24px;font-weight:500;color:var(--purple-deep);
  letter-spacing:.1em;margin:50px 0 18px;
  padding-bottom:12px;border-bottom:1px solid var(--purple-soft);
}

/* ===== Phase 2: breakpoints & airy photo edges ===== */

/* tablet: 3-col grids → 2-col */
@media (max-width:1024px){
  .insta-grid,.news-list{grid-template-columns:repeat(2,1fr)}
  .join-pillars{grid-template-columns:repeat(3,1fr)}
}
/* small: everything → 1-col */
@media (max-width:600px){
  .insta-grid,.news-list,.fb-grid,.join-pillars{grid-template-columns:1fr}
  .section-title{font-size:34px}
  .page-hero h1{font-size:40px}
  .hero{height:auto;min-height:0;display:flex;flex-direction:column;background:#fff}
  .hero-portrait{position:relative;width:100vw;max-width:100vw;left:auto;right:auto;height:52vh;-webkit-mask-image:none;mask-image:none;background-position:50% 32%}
  .hero-title-group{position:relative;left:auto;right:auto;top:auto;bottom:auto;transform:none;max-width:100%;padding:30px 7vw 40px;background:#fff}
  .hero-scroll{display:none}
}
/* large screens: more breathing room */
@media (min-width:1440px){
  .container,.footer-grid{max-width:1280px}
  section{padding:150px var(--gutter)}
  .section-title{font-size:64px}
}

/* airy white edge on gradient placeholders (subtle inner glow) */
.profile-portrait,.qa-photo,.timeline-photo,.policy-photo,
.feature-img,.insta-image,.news-thumb,.band-img{
  box-shadow:var(--shadow-card), inset 0 0 50px 14px rgba(255,255,255,.30);
}
.timeline-photo{box-shadow:0 24px 60px -34px rgba(75,45,111,.35), inset 0 0 50px 14px rgba(255,255,255,.30)}
.feature-img{box-shadow:0 30px 80px -40px rgba(75,45,111,.35), inset 0 0 60px 18px rgba(255,255,255,.28)}
.policy-photo{box-shadow:var(--shadow-photo), inset 0 0 50px 16px rgba(255,255,255,.3)}
.band-img{box-shadow:inset 0 0 90px 30px rgba(255,255,255,.22)}

/* logo stack (ja over en) */
.logo .ja,.logo .en{display:block}
.logo .ja{line-height:1.3}

/* ===== Real photo: Profile portrait ===== */
.profile-portrait{
  background:url('images/site-profile.jpg') center 18%/cover no-repeat;
  color:transparent;
  box-shadow:var(--shadow-photo);
}
.profile-portrait::after{display:none}

/* ===== 写真差し込み：経歴・政策・Message特集・栃木の風景 ===== */
/* プレースホルダー時代の白い内側グロー／PHOTOラベル／ビネットを除去して写真を鮮明に */
.timeline-photo,.policy-photo,.feature-img{box-shadow:var(--shadow-photo)}
.timeline-photo::after,.timeline-photo::before,
.policy-photo::after,.feature-img::after{display:none}

/* 経歴タイムライン（index プロフィール） */
.timeline-item:nth-child(1) .timeline-photo{background:url('images/site-tl1.jpg') center 35%/cover no-repeat}
.timeline-item:nth-child(2) .timeline-photo{background:url('images/site-tl2.jpg') center 38%/cover no-repeat}
.timeline-item:nth-child(3) .timeline-photo{background:url('images/site-tl3.jpg') center 45%/cover no-repeat}
.timeline-item:nth-child(4) .timeline-photo{background:url('images/site-tl4.jpg') center 40%/cover no-repeat}
.timeline-item:nth-child(5) .timeline-photo{background:url('images/site-tl5.jpg') center 30%/cover no-repeat}
.timeline-item:nth-child(6) .timeline-photo{background:url('images/site-tl6.jpg') center 38%/cover no-repeat}

/* 栃木の風景バンド（下部を暗くしてキャプションを可読に） */
.band-img{background:linear-gradient(180deg,transparent 30%,rgba(43,22,66,.5) 100%),url('images/site-band.jpg') center 45%/cover no-repeat;box-shadow:none}

/* Message 特集3点 */
.feature-img.scene1{background:url('images/site-feat1.jpg') center 35%/cover no-repeat}
.feature-img.scene2{background:url('images/site-feat2.jpg') center 50%/cover no-repeat}
.feature-img.scene3{background:url('images/site-feat3.jpg') center 38%/cover no-repeat}

/* 政策6点（policy.html） */
.policy-photo-1{background:url('images/site-pol1.jpg') center 35%/cover no-repeat}
.policy-photo-2{background:url('images/site-pol2.jpg') center 38%/cover no-repeat}
.policy-photo-3{background:url('images/site-pol3.jpg') center 38%/cover no-repeat}
.policy-photo-4{background:url('images/site-pol4.jpg') center 30%/cover no-repeat}
.policy-photo-5{background:url('images/site-pol5.jpg') center 30%/cover no-repeat}
.policy-photo-6{background:url('images/site-pol6.jpg') center 28%/cover no-repeat}

/* SNS（Instagram / Facebook）・News サムネ写真差し込み */
#instagram .insta-image::after,#facebook .insta-image::after,#news .news-thumb::after{display:none}
#instagram .insta-card:nth-child(1) .insta-image{background:url('images/site-ig1.jpg') center 40%/cover no-repeat}
#instagram .insta-card:nth-child(2) .insta-image{background:url('images/site-ig2.jpg') center 28%/cover no-repeat}
#instagram .insta-card:nth-child(3) .insta-image{background:url('images/site-ig3.jpg') center 30%/cover no-repeat}
#facebook .insta-card:nth-child(1) .insta-image{background:url('images/site-fb1.jpg') center 42%/cover no-repeat}
#facebook .insta-card:nth-child(2) .insta-image{background:url('images/site-fb2.jpg') center 30%/cover no-repeat}
#facebook .insta-card:nth-child(3) .insta-image{background:url('images/site-fb3.jpg') center 30%/cover no-repeat}
#news .news-card:nth-child(1) .news-thumb{background:url('images/site-news1.jpg') center 35%/cover no-repeat}
#news .news-card:nth-child(2) .news-thumb{background:url('images/site-news2.jpg') center 28%/cover no-repeat}
#news .news-card:nth-child(3) .news-thumb{background:url('images/site-news3.jpg') center 30%/cover no-repeat}

/* =================================================================
   Phase 3: スマホ最適化
   ・ハンバーガーメニュー（≤768px：全項目が横並びで見切れる問題を解消）
   ・端末幅に追従する流動タイポグラフィ／余白（clamp）で 320〜430px を最適化
   ================================================================= */

/* --- ハンバーガーボタン（JSで<header>に生成／デフォルト非表示） --- */
.nav-toggle{
  display:none;width:44px;height:44px;padding:0;border:none;
  background:transparent;cursor:pointer;position:relative;
  -webkit-tap-highlight-color:transparent;
}
.nav-toggle .bar{
  position:absolute;left:11px;right:11px;top:50%;height:2px;
  background:var(--purple-deep);border-radius:2px;transform:translateY(-50%);
  transition:transform .3s ease,opacity .2s ease;
}
.nav-toggle .bar::before,.nav-toggle .bar::after{
  content:"";position:absolute;left:0;right:0;height:2px;
  background:var(--purple-deep);border-radius:2px;transition:transform .3s ease,top .3s ease;
}
.nav-toggle .bar::before{top:-7px}
.nav-toggle .bar::after{top:7px}

/* --- モバイル：ハンバーガー＋オーバーレイメニュー（≤768px） --- */
@media (max-width:768px){
  /* backdrop-filter は position:fixed 子要素の基準枠を作ってしまうため、モバイルでは無効化
     （これが無いと全画面オーバーレイnavが header 枠内に閉じ込められる） */
  header{padding:13px 18px;-webkit-backdrop-filter:none;backdrop-filter:none}
  .nav-toggle{display:block;order:3;z-index:130}
  header.nav-open .logo{position:relative;z-index:130}
  /* バー→×アニメーション */
  header.nav-open .nav-toggle .bar{background:transparent}
  header.nav-open .nav-toggle .bar::before{top:0;transform:rotate(45deg)}
  header.nav-open .nav-toggle .bar::after{top:0;transform:rotate(-45deg)}
  /* ナビを全画面オーバーレイに（JS有効時のみ＝JS無効時はインライン表示でナビ到達可能に） */
  .js-enabled nav[aria-label="メインナビゲーション"]{
    position:fixed;inset:0;z-index:120;
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    display:flex;overflow-y:auto;
    opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
  }
  .js-enabled header.nav-open nav[aria-label="メインナビゲーション"]{opacity:1;visibility:visible}
  /* margin:auto で通常は中央寄せ、項目が画面高を超えたらスクロール（横向き端末対策） */
  nav ul{flex-direction:column;gap:4px;align-items:center;width:100%;max-width:340px;margin:auto;padding:76px 24px 40px}
  nav li{width:100%}
  nav a{
    display:block;padding:16px 10px;font-size:19px;letter-spacing:.14em;
    color:var(--purple-deep);border-bottom:1px solid var(--line);
  }
  nav a.join-btn{
    margin-top:16px;background:var(--purple-main);color:#fff;
    border:none;border-radius:30px;padding:16px 10px;font-size:16px;letter-spacing:.15em;
  }
  nav a.join-btn:hover{background:var(--purple-deep);color:#fff}
  nav li.socials{display:flex;flex-direction:row;justify-content:center;gap:24px;margin:24px 0 0}
  /* ヒット領域は44pxに拡張しつつ、アイコン見た目は26pxに固定 */
  nav li.socials a{width:44px;height:44px;display:flex;align-items:center;justify-content:center;padding:0;border:none}
  nav li.socials a svg{width:26px;height:26px}
}

/* --- 端末幅に追従する流動レイアウト（≤600px＝スマホ全域を最適化） --- */
@media (max-width:600px){
  /* fixedヘッダー分、アンカー遷移時に見出しが隠れないようオフセット（モバイルは実高≈60px） */
  html{scroll-padding-top:72px}
  /* 流動タイポグラフィ：320→600pxで滑らかに拡縮 */
  .hero-kanji{font-size:clamp(40px,12.5vw,66px)}
  .hero-title-group{gap:20px;padding:28px 6vw 36px}
  .hero-title-group .title{font-size:12px;letter-spacing:.4em}
  .hero-title-group .tagline{font-size:clamp(13.5px,4.2vw,18px);letter-spacing:.16em;padding-left:14px}
  .hero-portrait{width:100%;max-width:100%;height:48vh}
  .section-title{font-size:clamp(26px,7.5vw,40px)}
  .section-label{font-size:12px}
  .section-title-ja{margin-bottom:36px}
  .page-hero h1{font-size:clamp(30px,9vw,48px)}
  .timeline-year{font-size:clamp(20px,6vw,26px)}
  .policy-num{font-size:clamp(34px,10vw,52px)}
  /* 強制改行(<br>)を解除し、自然な折り返しに委ねて行末の不揃いを防ぐ */
  .join-intro .quote{font-size:clamp(16px,4.6vw,26px);letter-spacing:.04em;line-height:1.85}
  .join-intro .quote br{display:none}
  .msg-text h2,.feature-text h3{font-size:clamp(18px,5vw,22px)}
  .qa-text h3{font-size:clamp(22px,6.5vw,32px)}
  .highlight-banner{padding:32px clamp(16px,5vw,24px)}
  .highlight-banner .ribbon h3{font-size:clamp(17px,5vw,24px);line-height:1.7}
  .highlight-banner .ribbon h3 br{display:none}
  .stat-num{font-size:clamp(30px,9vw,40px)}
  .band-caption .en{font-size:clamp(20px,6vw,28px)}
  .join-head .en{font-size:clamp(32px,9vw,44px)}
  /* 端末幅に追従する左右余白（小型ほど詰めて情報量を確保） */
  section,.message,.profile,.qa,.join{padding-left:clamp(16px,5vw,24px);padding-right:clamp(16px,5vw,24px)}
  .page-hero{padding:84px clamp(16px,5vw,24px) 36px}
  .page-section{padding-left:clamp(16px,5vw,24px);padding-right:clamp(16px,5vw,24px)}
  .breadcrumb{padding-left:clamp(16px,5vw,24px);padding-right:clamp(16px,5vw,24px)}
  .join-box{padding:36px clamp(18px,5vw,24px)}
  .office-info{padding:32px clamp(18px,5vw,24px)}
  footer{padding-left:clamp(16px,5vw,24px);padding-right:clamp(16px,5vw,24px)}
  /* プロフィール縦書きラベルはポートレート縮小で画面外に切れるため、
     モバイルではポートレート直下に横書き・中央寄せで積む（氏名→タグラインの順） */
  .profile-head{display:flex;flex-direction:column;align-items:center}
  .profile-name-v,.profile-name-sub{
    position:static;writing-mode:horizontal-tb;right:auto;top:auto;text-align:center;
  }
  .profile-name-v{order:2;font-size:22px;letter-spacing:.35em;color:var(--purple-deep);margin-top:18px}
  .profile-name-sub{order:3;font-size:11px;letter-spacing:.25em;color:var(--text-sub);margin-top:6px}
  /* タッチターゲット≥44px確保 */
  .more-link,.insta-follow{padding:15px 34px}
  .form-tab{padding:15px 6px;font-size:12px}
  .footer-nav{gap:12px 22px}
  .footer-nav a{display:inline-flex;align-items:center;min-height:44px;padding:4px 2px}
}

/* --- 極小端末（≤360px：iPhone SE / 旧Android 等）：さらに最適化 --- */
@media (max-width:360px){
  .hero-kanji{font-size:44px}
  nav ul{max-width:300px}
  nav a{font-size:18px;padding:14px 8px}
  .stat-grid{gap:14px}
  section,.message,.profile,.qa,.join{padding-top:56px;padding-bottom:56px}
}