/* ============================================================
   習慣化の学校 — サイトスタイル
   ルール正本: DESIGN.md（案D あたたかスクール型 / 2026-07-10 ゆうさん選定）
   ============================================================ */
:root{
  --key:#1565c0;
  --key-deep:#0f57a8;
  --ink:#2b2723;
  --ink-2:#6f675e;
  --ink-3:#a39a8e;
  --warm:#f6f3ed;
  --warm-2:#fbf9f5;
  --line:#e8e2d8;
  --footer-bg:#2b2723;
  --green-bg:#edf5f3; --green:#4e948c;
  --blue-bg:#eef3f9;  --blue:#3f6f9f;
  --rose-bg:#f8eef2;  --rose:#b86b8b;
  --radius:18px;
  --push:0 6px 0 rgba(43,39,35,.07);
  --push-hover:0 10px 0 rgba(43,39,35,.08);
  --btn-push:0 4px 0 rgba(15,87,168,.35);
  --maxw:1080px;
  --font:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",YuGothic,Meiryo,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  line-height:2;
  background:var(--warm-2);
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.02em;
  word-break:auto-phrase;line-break:strict;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.nb{white-space:nowrap}
.subhero h1,.philosophy__head,.philosophy__sub,.section__title,.block__title,.tabs__cap,.prog__name{text-wrap:balance}

/* ---------- Buttons（押せる感のあるピル） ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  background:var(--key);color:#fff;font-weight:800;
  padding:15px 32px;border-radius:999px;font-size:1rem;
  box-shadow:var(--btn-push);
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  text-align:center;line-height:1.5;
}
.btn:hover{transform:translateY(2px);box-shadow:0 2px 0 rgba(15,87,168,.35);background:var(--key-deep)}
.btn--ghost{background:#fff;color:var(--key);border:2px solid var(--key);box-shadow:none}
.btn--ghost:hover{background:var(--key);color:#fff;transform:none}
.btn .arrow{font-size:.9em}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:50;background:rgba(251,249,245,.96);
  backdrop-filter:blur(8px);box-shadow:0 2px 10px rgba(43,39,35,.06);
}
.header__inner{display:flex;align-items:center;gap:22px;height:70px;max-width:1200px;margin:0 auto;padding:0 24px}
.header__logo img{height:30px;width:auto}
.nav{display:flex;gap:16px;margin-left:auto;font-size:.85rem;font-weight:700}
.nav a{white-space:nowrap}
.nav a{padding:6px 2px;border-bottom:2px solid transparent;transition:color .25s,border-color .25s}
.nav a:hover{color:var(--key);border-color:var(--key)}
.header__cta{margin-left:6px}
.header__cta .btn{padding:11px 22px;font-size:.86rem}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;font-size:1.6rem;color:var(--ink)}

/* ---------- Hero (main visual image) ---------- */
.hero-main{background:#eaf1fb}
.hero-main__inner{position:relative;max-width:1600px;margin:0 auto}
.hero-main__img{width:100%;display:block}
.hero-main__cta{position:absolute;left:4.5%;bottom:8%;font-size:1.04rem;padding:17px 36px}
@media(max-width:820px){
  .hero-main{padding-bottom:22px}
  .hero-main__inner{text-align:center}
  .hero-main__img{width:100%}
  .hero-main__cta{position:static;display:flex;margin:16px 16px 0;font-size:1rem;padding:15px 18px}
}

/* ---------- Trust ---------- */
.proof{padding:clamp(64px,8vw,88px) 0;background:#fff}
.proof__metrics{max-width:860px;margin:0 auto 30px;padding:24px;background:var(--warm);border-radius:var(--radius);box-shadow:var(--push);display:grid;grid-template-columns:repeat(3,1fr)}
.proof__metric{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-align:center}
.proof__metric+.proof__metric{border-left:1px solid var(--line)}
.proof__metric-value{color:var(--key);font-weight:900;font-size:clamp(34px,5vw,54px);line-height:1;letter-spacing:-.04em;white-space:nowrap}
.proof__metric-value span{font-size:.48em;letter-spacing:0;margin-left:2px}
.proof__metric-label{font-size:.8rem;font-weight:800;color:var(--ink-2);letter-spacing:.08em}
.proof__showcase{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch}
.proof-card{background:var(--warm-2);border-radius:var(--radius);box-shadow:var(--push);overflow:hidden}
.proof-card__image{overflow:hidden;background:var(--warm)}
.proof-card--media .proof-card__image{aspect-ratio:16/9}
.proof-card--books .proof-card__image{aspect-ratio:4/3}
.proof-card__image img{width:100%;height:100%;object-fit:cover}
.proof-card figcaption{padding:16px 20px;font-weight:800;font-size:.98rem;line-height:1.7;background:#fff}
.proof-card figcaption span{display:block;color:var(--key);font-size:.7rem;letter-spacing:.15em;margin-bottom:2px}

/* ---------- Section basics ---------- */
.section{padding:clamp(72px,10vw,104px) 0}
.section--soft{background:var(--warm)}
.section__eyebrow{display:block;text-align:center;color:var(--key);font-weight:900;letter-spacing:.16em;font-size:.8rem;margin-bottom:12px}
.section__title{text-align:center;font-size:clamp(25px,3.4vw,36px);font-weight:800;line-height:1.5;margin-bottom:16px}
.section__title small{display:block;font-size:.6em;color:var(--ink-2);font-weight:700;margin-top:6px}
.section__lead{text-align:center;max-width:680px;margin:0 auto 44px;color:var(--ink-2);font-size:.98rem}

/* ---------- Philosophy ---------- */
.philosophy{background:var(--warm-2)}
.philosophy__head{text-align:center;font-size:clamp(25px,3.8vw,38px);font-weight:800;line-height:1.6;margin-bottom:10px}
.philosophy__head .em{color:var(--key)}
.philosophy__sub{text-align:center;font-size:clamp(17px,2.5vw,23px);font-weight:800;margin-bottom:44px;color:var(--ink-2)}
.philosophy__sub .big{color:var(--key);font-size:1.3em}
.philosophy__body{max-width:680px;margin:0 auto;text-align:center;color:var(--ink-2);font-size:1rem;line-height:2.2}
.philosophy__body p{margin-bottom:1.5em}
.philosophy__body .k{color:var(--key);font-weight:700}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:#fff;border-radius:var(--radius);box-shadow:var(--push);overflow:hidden;display:flex;flex-direction:column}
.step__head{padding:20px 24px;color:#fff;font-weight:800;font-size:1.18rem;letter-spacing:.05em}
.step__num{display:block;font-size:.74rem;font-weight:800;opacity:.85;letter-spacing:.18em;margin-bottom:2px}
.step:nth-child(1) .step__head{background:var(--green)}
.step:nth-child(2) .step__head{background:var(--blue)}
.step:nth-child(3) .step__head{background:var(--rose)}
.step__body{padding:24px;display:flex;flex-direction:column;flex:1}
.step__catch{font-weight:700;margin-bottom:16px;line-height:1.8}
.step__list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.step__list li{position:relative;padding-left:24px;font-size:.94rem;color:var(--ink-2);line-height:1.9}
.step__list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--key);font-weight:900}
.step__goal{margin-top:auto;background:var(--warm);border-radius:12px;padding:14px 16px;font-size:.9rem;font-weight:700;line-height:1.9}
.step__goal span{color:var(--key)}
.step:nth-child(1) .step__body{background:linear-gradient(180deg,var(--green-bg),#fff 34%)}
.step:nth-child(2) .step__body{background:linear-gradient(180deg,var(--blue-bg),#fff 34%)}
.step:nth-child(3) .step__body{background:linear-gradient(180deg,var(--rose-bg),#fff 34%)}

/* ---------- About ---------- */
.about__box{max-width:780px;margin:0 auto;text-align:center;background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:48px 40px}
.about__box .big{color:var(--key);font-weight:800;font-size:1.3em}
.about__box p{font-size:1.1rem;line-height:2.1;font-weight:600}

/* ---------- Programs ---------- */
.programs,.program-journey{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.program-journey{position:relative}
.program-journey__lead{max-width:680px;margin:0 auto 34px;text-align:center;color:var(--ink-2);font-weight:700;line-height:2}
.prog{position:relative;border-radius:var(--radius);overflow:visible;background:#fff;display:flex;flex-direction:column;box-shadow:var(--push)}
.prog::before{content:"";position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;overflow:hidden}
.program-journey .prog:not(:last-child)::after{content:"→";position:absolute;z-index:2;top:50%;right:-40px;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--key);background:var(--warm-2);border:1px solid var(--line);font-weight:900;line-height:1}
.prog__tag{position:relative;z-index:1;padding:11px;text-align:center;color:#fff;font-weight:800;font-size:.9rem;letter-spacing:.1em;border-radius:var(--radius) var(--radius) 0 0}
.prog__step{display:block;font-size:.68rem;letter-spacing:.16em;opacity:.82;margin-bottom:1px}
.prog:nth-child(1) .prog__tag{background:var(--green)}
.prog:nth-child(2) .prog__tag{background:var(--blue)}
.prog:nth-child(3) .prog__tag{background:var(--rose)}
.prog__body{padding:28px 24px;display:flex;flex-direction:column;flex:1;text-align:center}
.prog__name{font-size:1.24rem;font-weight:800;margin-bottom:8px;line-height:1.6}
.prog__goal{font-weight:800;color:var(--key);margin-bottom:4px;font-size:.96rem}
.prog__term{display:inline-block;background:var(--warm);border-radius:999px;padding:4px 18px;font-weight:800;font-size:.85rem;margin:12px auto 16px;color:var(--ink-2)}
.prog__desc{color:var(--ink-2);font-size:.94rem;line-height:2;text-align:left}
.prog__book{font-weight:700;color:var(--ink)}

/* ---------- Voice ---------- */
.voices{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.voices--3{grid-template-columns:repeat(3,1fr)}
.voice{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--push);display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.voice:hover{transform:translateY(-3px);box-shadow:var(--push-hover)}
.voice__thumb{aspect-ratio:16/9;overflow:hidden;background:var(--warm)}
.voice__thumb img{width:100%;height:100%;object-fit:cover}
.voice__body{padding:20px 22px}
.voice__title{font-weight:800;font-size:1.02rem;line-height:1.7;margin-bottom:8px}
.voice__excerpt{color:var(--ink-2);font-size:.9rem;line-height:1.9}

/* ---------- Video voice ---------- */
.video-voices{margin-bottom:clamp(56px,8vw,84px);padding:clamp(30px,5vw,48px);background:var(--warm);border-radius:var(--radius);box-shadow:var(--push)}
.video-voices .section__lead{margin-bottom:28px}
.video-voices__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.video-voice{min-width:0}
.video-voice--featured{grid-column:1/-1;width:100%;max-width:760px;justify-self:center}
.video-voice__label{color:var(--key);font-size:.74rem;font-weight:900;letter-spacing:.16em;margin-bottom:8px}
.video-voice__frame{aspect-ratio:16/9;overflow:hidden;border-radius:14px;background:var(--footer-bg);box-shadow:0 4px 0 rgba(43,39,35,.1)}
.video-voice__frame iframe{display:block;width:100%;height:100%;border:0}
.video-voices__note{text-align:center;color:var(--ink-3);font-size:.76rem;margin-top:18px}

/* ---------- Flow ---------- */
.flow{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
.flowitem{display:flex;gap:22px;background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:26px 28px;align-items:flex-start}
.flowitem__no{flex:none;width:52px;height:52px;border-radius:50%;background:var(--key);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:800;line-height:1;box-shadow:var(--btn-push)}
.flowitem__no small{font-size:.55rem;letter-spacing:.12em}
.flowitem__no b{font-size:1.3rem}
.flowitem__title{font-weight:800;font-size:1.08rem;margin-bottom:8px;line-height:1.7}
.flowitem__text{color:var(--ink-2);font-size:.95rem;line-height:2}
.flowitem__cta{margin-top:16px;display:flex;gap:12px;flex-wrap:wrap}
.flowitem__cta .btn{padding:12px 24px;font-size:.9rem}
.note{font-size:.84rem;color:var(--ink-3);margin-top:6px}

/* ---------- Final CTA ---------- */
.cta-band{background:var(--key);color:#fff;text-align:center;padding:clamp(64px,9vw,92px) 24px;border-radius:40px 40px 0 0}
.cta-band h2{font-size:clamp(21px,2.9vw,30px);font-weight:800;margin-bottom:10px}
.cta-band p{opacity:.9;margin-bottom:28px;font-size:1rem}
.cta-band .btn{background:#fff;color:var(--key);font-size:1.05rem;padding:17px 44px;box-shadow:0 5px 0 rgba(255,255,255,.25)}
.cta-band .btn:hover{background:#eef5ff;box-shadow:0 2px 0 rgba(255,255,255,.25)}

/* ---------- Footer ---------- */
.footer{background:var(--footer-bg);color:#d9d2c7;padding:64px 24px 30px}
.footer__grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:40px}
.footer h4{font-size:.92rem;color:#fff;margin-bottom:16px;letter-spacing:.08em}
.footer__nav{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:.9rem}
.footer__nav a{color:#b5ab9d;transition:color .25s}
.footer__nav a:hover{color:#fff}
.footer__banner{display:block;margin-bottom:14px;border-radius:12px;overflow:hidden;background:#fff}
.footer__banner img{width:100%}
.footer__caption{font-size:.8rem;color:var(--ink-3);margin-bottom:6px}
.footer__bottom{max-width:var(--maxw);margin:44px auto 0;border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.8rem;color:var(--ink-3)}
.footer__bottom a:hover{color:#fff}
.footer__legal{display:flex;gap:20px;flex-wrap:wrap}

/* ============================================================
   下層ページ共通
   ============================================================ */
.subhero{background:var(--warm);border-bottom:1px solid var(--line);padding:clamp(52px,7.5vw,80px) 24px;text-align:center}
.subhero .en{display:block;color:var(--key);font-weight:900;letter-spacing:.16em;font-size:.78rem;margin-bottom:10px}
.subhero h1{font-size:clamp(25px,3.5vw,38px);font-weight:800;line-height:1.5}
.subhero p{margin-top:12px;color:var(--ink-2);font-size:.98rem}
.crumb{max-width:var(--maxw);margin:0 auto;padding:14px 24px;font-size:.82rem;color:var(--ink-3)}
.crumb a:hover{color:var(--key)}
.page{padding:clamp(48px,7vw,72px) 0}
.page .wrap{max-width:920px}
.block{margin-bottom:clamp(56px,8vw,84px)}
.block__title{font-size:clamp(21px,2.9vw,29px);font-weight:800;text-align:center;margin-bottom:10px;line-height:1.6}
.block__title .en{display:block;color:var(--key);font-size:.76rem;font-weight:900;letter-spacing:.16em;margin-bottom:8px}
.block__lead{text-align:center;color:var(--ink-2);margin-bottom:36px;font-size:.98rem}

/* checklist */
.checklist{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:12px;list-style:none}
.checklist li{background:#fff;border-radius:14px;padding:15px 20px 15px 52px;position:relative;box-shadow:var(--push);font-weight:600;line-height:1.9}
.checklist li::before{content:"✓";position:absolute;left:18px;top:50%;transform:translateY(-50%);color:#fff;background:var(--key);width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:900}

/* schedule table */
.sched{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--push);background:#fff}
.sched table{border-collapse:collapse;width:100%;min-width:560px;font-size:.92rem}
.sched th,.sched td{border-bottom:1px solid var(--line);padding:13px 16px;text-align:left;vertical-align:top;line-height:1.9}
.sched thead th{background:var(--key);color:#fff;font-weight:800;text-align:center;border-bottom:none}
.sched tbody tr:last-child td{border-bottom:none}
.sched td:first-child{white-space:nowrap;font-weight:800;color:var(--key);background:var(--warm)}
.sched td:nth-child(2){white-space:nowrap;color:var(--ink-2)}
.notes{max-width:760px;margin:22px auto 0;color:var(--ink-3);font-size:.84rem;line-height:2;list-style:none}
.badge-prep{display:inline-block;background:#fff;border:2px dashed var(--key);color:var(--key);font-weight:800;border-radius:14px;padding:14px 26px;margin:24px auto 0;text-align:center}

/* schedule tabs */
.tabs__list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:28px}
.tabs__btn{position:relative;border:0;cursor:pointer;background:#efe9df;color:var(--ink-2);font-weight:800;padding:15px 8px;border-radius:14px;font-size:.95rem;line-height:1.5;transition:background .25s,color .25s;font-family:inherit}
.tabs__btn:hover{background:#e7dfd2}
.tabs__btn.is-active{background:var(--key);color:#fff;box-shadow:var(--btn-push)}
.tabs__btn.is-active::after{content:"";position:absolute;top:100%;left:50%;transform:translateX(-50%);border:8px solid transparent;border-top-color:var(--key)}
.tabs__panel{display:none;animation:tabfade .3s ease}
.tabs__panel.is-active{display:block}
@keyframes tabfade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.tabs__cap{text-align:center;font-weight:800;color:var(--key);margin-bottom:14px;font-size:.98rem}
.prep-box{text-align:center;padding:20px 0}

/* reasons */
.reasons{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.reason{background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:26px;border-top:4px solid var(--key);overflow:hidden}
.reason__img{margin:-26px -26px 20px;aspect-ratio:2/1;background:var(--warm);overflow:hidden}
.reason__img img{width:100%;height:100%;object-fit:cover;display:block}
.curriculum-visual{max-width:820px;margin:0 auto 34px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--push);background:#fff}
.curriculum-visual img{width:100%;display:block}
.schedule-update{max-width:720px;margin:-4px auto 30px;padding:14px 20px;text-align:center;background:#fff;border:1.5px solid var(--key);border-radius:14px;color:var(--key);font-size:.94rem;font-weight:800;line-height:1.8;box-shadow:var(--push)}
.reason h3{font-size:1.04rem;font-weight:800;margin-bottom:10px;display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.reason h3 .n{flex:none;background:var(--key);color:#fff;width:27px;height:27px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.86rem;margin-top:2px}
.reason p{color:var(--ink-2);font-size:.93rem;line-height:2}

/* teachers */
.teachers{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.teacher{background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:28px}
.teacher__head{display:flex;gap:18px;align-items:center;margin-bottom:16px}
.teacher__photo{width:104px;height:104px;border-radius:50%;overflow:hidden;background:var(--warm);flex:none;box-shadow:var(--push)}
.teacher__photo img{width:100%;height:100%;object-fit:cover;object-position:center top}
.teacher__name{font-size:1.18rem;font-weight:800;margin-bottom:2px}
.teacher__role{color:var(--key);font-weight:700;font-size:.86rem;line-height:1.8}
.teacher__bio{color:var(--ink-2);font-size:.92rem;line-height:2}
.teacher__pg{margin-top:14px;font-size:.82rem;font-weight:700;background:var(--warm);border-radius:999px;padding:8px 16px;color:var(--ink-2);display:inline-block}

/* contact form */
.form{max-width:640px;margin:0 auto;background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:36px}
.form label{display:block;font-weight:700;margin:0 0 6px;font-size:.9rem}
.form label .req{color:var(--key);font-size:.76rem;margin-left:6px;font-weight:800}
.form .field{margin-bottom:22px}
.form input,.form select,.form textarea{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:1rem;font-family:inherit;background:var(--warm-2)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--key);background:#fff;box-shadow:0 0 0 3px rgba(21,101,192,.12)}
.form textarea{min-height:140px;resize:vertical}
.form .consent{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;font-weight:500}
.form .consent input{width:auto;margin-top:5px}
.form .btn{width:100%;margin-top:8px;border:0;cursor:pointer}
.form__note{max-width:640px;margin:18px auto 0;font-size:.82rem;color:var(--ink-3);text-align:center}

/* ============================================================
   認定コーチ
   ============================================================ */
.coaches{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.coach-card{background:#fff;border-radius:var(--radius);box-shadow:var(--push);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.coach-card:hover{transform:translateY(-3px);box-shadow:var(--push-hover)}
.coach-card__photo{aspect-ratio:1/1;background:var(--warm);overflow:hidden}
.coach-card__photo img{width:100%;height:100%;object-fit:cover}
.coach-card__body{padding:20px 22px;display:flex;flex-direction:column;flex:1}
.coach-card__name{font-weight:800;font-size:1.1rem;line-height:1.5}
.coach-card__name small{display:block;font-weight:700;color:var(--ink-3);font-size:.72rem;letter-spacing:.12em;margin-top:2px}
.coach-card__title{color:var(--key);font-size:.88rem;font-weight:700;margin-top:8px;line-height:1.7}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.chip{background:var(--warm);border-radius:999px;padding:3px 13px;font-size:.76rem;font-weight:700;color:var(--ink-2)}
.sns-row{display:flex;gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);flex-wrap:wrap;align-items:center}
.sns-mini{font-size:.74rem;font-weight:800;color:var(--ink-2);background:var(--warm);border-radius:999px;padding:5px 14px;transition:background .25s,color .25s}
.sns-mini:hover{background:var(--key);color:#fff}
/* SNS公式ブランドアイコン（フッター同様、色数制限の例外） */
.sns-ic{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;transition:transform .25s ease;flex:none}
.sns-ic svg{width:18px;height:18px;display:block}
.sns-ic:hover{transform:translateY(-2px) scale(1.06)}
.sns-ic--x{background:#000}
.sns-ic--ig{background:radial-gradient(circle at 30% 110%,#fdf497 0%,#fdf497 5%,#fd5949 45%,#d6249f 60%,#285aeb 90%)}
.sns-ic--note{background:#41c9b4}
.sns-ic--note span{color:#fff;font-weight:800;font-size:15px;font-family:Helvetica,Arial,sans-serif;line-height:1}
.coach-card__more{margin-top:14px;padding:10px 16px;font-size:.88rem;width:100%}
.coach-contact .sns-ic{width:42px;height:42px}
.coach-contact .sns-ic svg{width:21px;height:21px}

/* coach detail */
.coach-hero{display:grid;grid-template-columns:280px 1fr;gap:36px;align-items:start;margin-bottom:clamp(40px,6vw,56px)}
.coach-hero__photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--push);background:var(--warm)}
.coach-hero__photo img{width:100%;display:block}
.coach-hero__name{font-size:clamp(23px,3vw,32px);font-weight:800;line-height:1.5}
.coach-hero__name small{display:block;font-weight:700;color:var(--ink-3);font-size:.76rem;letter-spacing:.14em;margin-top:4px}
.coach-hero__title{color:var(--key);font-weight:800;margin-top:10px;line-height:1.8}
.coach-hero__lead{color:var(--ink-2);margin-top:16px;font-size:.98rem;line-height:2.1}
.coach-sec{margin-bottom:clamp(36px,5vw,48px)}
.coach-sec h2{font-size:1.14rem;font-weight:800;border-left:4px solid var(--key);padding-left:14px;margin-bottom:16px;line-height:1.6}
.coach-sec p{color:var(--ink-2);line-height:2.1;font-size:.97rem;margin-bottom:1em}
.coach-contact{background:#fff;border-radius:var(--radius);box-shadow:var(--push);padding:28px 30px}
.coach-contact .btn{margin-top:10px}
.backlink{display:inline-flex;align-items:center;gap:.4em;color:var(--ink-2);font-size:.9rem;font-weight:700;margin-top:8px}
.backlink:hover{color:var(--key)}
.sample-note{max-width:920px;margin:0 auto 28px;background:#fff;border:2px dashed var(--ink-3);border-radius:14px;padding:14px 20px;font-size:.88rem;color:var(--ink-2);text-align:center}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .steps,.programs,.program-journey{grid-template-columns:1fr}
  .program-journey{gap:54px}
  .program-journey .prog:not(:last-child)::after{content:"↓";top:auto;right:auto;bottom:-42px;left:50%;transform:translateX(-50%)}
  .proof__showcase,.video-voices__grid{grid-template-columns:1fr}
  .voices{grid-template-columns:1fr}
  .voices--3{grid-template-columns:repeat(2,1fr)}
  .coaches{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr;gap:30px}
  .reasons,.teachers{grid-template-columns:1fr}
  .coach-hero{grid-template-columns:1fr;gap:22px}
  .coach-hero__photo{max-width:300px}
}
@media(max-width:768px){
  .nav,.header__cta{display:none}
  .nav-toggle{display:block}
  .header.is-open .nav{display:flex;position:absolute;top:70px;left:0;right:0;background:var(--warm-2);flex-direction:column;padding:16px 24px;gap:14px;border-bottom:1px solid var(--line);box-shadow:0 10px 20px rgba(43,39,35,.08)}
  .flowitem{flex-direction:column;gap:14px}
  .about__box{padding:32px 22px}
  .form{padding:24px}
}
@media(max-width:600px){
  .proof__metrics{padding:20px 10px}
  .proof__metric-value{font-size:2rem}
  .proof__metric-label{font-size:.7rem;letter-spacing:.04em}
  .proof-card figcaption{padding:14px 16px;font-size:.92rem}
  .video-voices{padding:28px 18px}
  .voices--3{grid-template-columns:1fr}
  .coaches{grid-template-columns:1fr}
  .tabs__btn{font-size:.82rem;padding:12px 4px;border-radius:12px}
  .tabs__btn.is-active::after{border-width:6px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}