/* =========================================================
   Nail School LP  -  style.css
   完成デザイン (ChatGPT Image 10_28_48) を忠実に再現
   写真/イラスト素材は切り抜きページから抽出 (images/)
   アイコン・ボタン・装飾・レイアウトは HTML/CSS で再構築
   ========================================================= */

:root{
  --pink:        #f54a8c;
  --pink-deep:   #e23b7c;
  --pink-mid:    #ff7bab;
  --pink-soft:   #ffa9c8;
  --pink-bg:     #fff4f8;
  --pink-bg2:    #ffe9f1;
  --pink-line:   #ffd5e3;
  --pink-pale:   #fff8fb;
  --green:       #69bd45;
  --green-dark:  #4a9c2c;
  --green-light: #86cf63;
  --ink:         #4b4146;
  --ink-soft:    #8c8189;
  --yellow:      #fff15a;
  --shadow:      0 8px 24px rgba(229,74,138,.10);
  --shadow-sm:   0 4px 14px rgba(229,74,138,.08);
  --radius:      18px;
  --maxw:        1040px;
  --phone:       440px;   /* iPhone想定の端末幅 */
  /* 女性受けする丸ゴシックで全体を統一 */
  --display:     "Zen Maru Gothic","Hiragino Maru Gothic ProN",sans-serif;
  --body:        "Zen Maru Gothic","Hiragino Maru Gothic ProN","Hiragino Kaku Gothic ProN",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip;min-height:100%;
  background:linear-gradient(160deg,#ffe7f1 0%,#ffd9e8 45%,#ffe3ef 100%);}
/* ===== iPhone想定: 端末幅のセンター固定UI ===== */
body{
  font-family:var(--body);
  color:var(--ink);
  line-height:1.95;
  font-size:16px;
  letter-spacing:.01em;
  max-width:var(--phone);
  margin:0 auto;
  min-height:100vh;
  overflow-x:clip;
  background:
    radial-gradient(620px 360px at 82% -2%, #ffe3ee 0%, transparent 58%),
    linear-gradient(180deg,#fff7fb 0%,#fff1f6 100%);
  box-shadow:0 0 60px rgba(229,74,138,.18);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px}
.center{text-align:center}
/* 改行制御: 端末幅で見切れないよう nowrap は使わず、改行は<br>で明示。
   auto-phrase 対応ブラウザではフレーズ境界で自然に折返す */
.nb{display:inline}
h1,h2,h3,h4,h5,.tt,.ttl,.ribbon,.btn-line .txt,.hero-sub,.reason .body p,.result p,.course .in p,.mini p,.step p{
  word-break:auto-phrase;line-break:strict}
svg.ic{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;
  stroke-linecap:round;stroke-linejoin:round}

/* ============ Header ============ */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,250,252,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid #ffe1ec;
}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:flex;align-items:center;gap:9px}
.logo .mark{width:30px;height:30px;color:var(--pink)}
.logo b{font-family:var(--display);font-size:21px;font-weight:700;color:var(--pink);letter-spacing:.5px}
.logo small{display:block;font-size:9px;letter-spacing:3px;color:var(--pink-mid);font-weight:500;margin-top:-3px}
.btn-head{
  display:inline-flex;align-items:center;gap:7px;
  background:linear-gradient(180deg,#ff6aa0,#f23c80);
  color:#fff;font-weight:700;font-size:13px;
  padding:11px 20px;border-radius:999px;
  box-shadow:0 6px 16px rgba(242,60,128,.35);
}
.btn-head svg{width:14px;height:14px;stroke-width:2}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:42px 0 12px}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(700px 380px at 85% 30%,#ffd9e8 0%,transparent 60%);
}
.hero .wrap{display:flex;flex-direction:column;text-align:center;gap:6px}
.hero-badge{
  display:inline-block;background:linear-gradient(90deg,#ff6aa0,#f23c80);
  color:#fff;font-weight:700;font-size:14.5px;padding:7px 20px;border-radius:999px;
  margin-bottom:18px;box-shadow:var(--shadow-sm);letter-spacing:.04em;
}
.hero h1{
  font-family:var(--display);font-weight:700;
  font-size:31px;line-height:1.55;color:var(--ink);
  letter-spacing:.03em;
}
.hero h1 .em{color:var(--pink);font-size:1.2em}
.hero-sub{
  display:inline-block;margin-top:22px;line-height:1.7;
  background:var(--pink);color:#fff;font-weight:700;font-size:16px;
  padding:11px 24px;border-radius:10px;letter-spacing:.03em;
}
.hero-img{position:relative;order:-1;width:100%;max-width:340px;margin:0 auto 4px}
.hero-img::before{content:"";position:absolute;inset:-16px -16px auto auto;width:150px;height:150px;
  background:radial-gradient(circle,#ffd0e2 0%,transparent 70%);z-index:-1}
.hero-img img{width:100%;height:360px;object-fit:cover;object-position:50% 16%;
  border-radius:24px;border:5px solid #fff;
  box-shadow:0 20px 44px rgba(229,74,138,.24)}

/* feature strip under hero */
.feat3{display:grid;grid-template-columns:1fr;gap:14px;margin:30px 0 6px}
.feat3 .card{
  background:#fff;border-radius:16px;padding:22px 20px;
  display:flex;align-items:center;gap:15px;
  box-shadow:var(--shadow-sm);border:1px solid #fdeef4;
}
.feat3 .ic-badge{
  flex:0 0 auto;width:54px;height:54px;border-radius:14px;
  background:var(--pink-bg2);color:var(--pink);
  display:grid;place-items:center;
}
.feat3 .ic-badge svg{width:28px;height:28px;stroke-width:1.7}
.feat3 p{font-size:15.5px;font-weight:700;line-height:1.6}

/* ============ Green CTA banner ============ */
.cta{padding:44px 0}
.cta .ribbon{
  position:relative;max-width:580px;margin:0 auto 18px;text-align:center;
  font-family:var(--display);font-weight:700;color:#fff;font-size:20px;
  background:linear-gradient(90deg,#ff7aac,#f23c80);
  padding:11px 34px;border-radius:10px;letter-spacing:.04em;line-height:1.6;
}
.cta .ribbon .hl{color:var(--yellow);font-size:1.25em}
.cta .ribbon::before,.cta .ribbon::after{
  content:"";position:absolute;top:50%;width:14px;height:120%;
  background:linear-gradient(90deg,#ff7aac,#f23c80);transform:translateY(-50%) skewX(-12deg);
}
.cta .ribbon::before{left:-10px}.cta .ribbon::after{right:-10px}
.btn-line{
  display:flex;align-items:center;justify-content:center;gap:16px;
  max-width:620px;margin:0 auto;cursor:pointer;
  background:linear-gradient(180deg,var(--green-light),var(--green) 55%,var(--green-dark));
  border-radius:60px;padding:20px 30px;
  box-shadow:0 12px 26px rgba(74,156,44,.32),inset 0 2px 0 rgba(255,255,255,.4);
  transition:transform .12s ease,box-shadow .12s ease;
}
.btn-line:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(74,156,44,.4)}
.btn-line .chat{
  flex:0 0 auto;width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.25);display:grid;place-items:center;
}
.btn-line .chat svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.8}
.btn-line .txt{color:#fff;font-family:var(--display);font-weight:700;
  font-size:21px;line-height:1.5;text-align:center;
  text-shadow:0 1px 1px rgba(0,0,0,.12)}
.btn-line .arw{flex:0 0 auto;color:#fff;font-size:24px}
.cta .note{margin-top:18px;text-align:center;font-size:12.5px;line-height:1.7;color:var(--ink-soft)}

/* ============ Section title ============ */
.sec{padding:66px 0}
.sec.tint{background:linear-gradient(180deg,#fff6fa,#fff0f6)}
.sec-h{font-family:var(--display);font-weight:700;text-align:center;
  font-size:23px;color:var(--ink);margin-bottom:14px;line-height:1.55;letter-spacing:.03em}
.sec-h .num{color:var(--pink);font-size:1.28em}
.sec-h::before,.sec-h::after{content:"";display:inline-block;width:32px;height:2px;
  background:var(--pink-soft);border-radius:2px;vertical-align:middle;margin:0 16px}
.sec-lead{text-align:center;color:var(--ink-soft);font-size:15.5px;margin-bottom:42px;line-height:1.8}

/* ============ Reasons ============ */
.reasons{display:flex;flex-direction:column;gap:22px}
.reason{
  background:#fff;border-radius:22px;box-shadow:var(--shadow-sm);
  border:1px solid #fdeef4;display:grid;grid-template-columns:auto 1fr;
  align-items:center;gap:18px;padding:22px 22px;overflow:hidden;
}
.reason .ill,.reason .rcircle{display:none}
.reason .no{
  flex:0 0 auto;width:66px;height:66px;border-radius:16px;
  background:linear-gradient(180deg,#ff6aa0,#f23c80);color:#fff;
  display:grid;place-items:center;text-align:center;line-height:1.1;
  font-family:var(--display);box-shadow:0 6px 14px rgba(242,60,128,.3);
}
.reason .no small{display:block;font-size:10px;letter-spacing:1px;opacity:.9}
.reason .no b{font-size:26px}
.reason .body h3{font-family:var(--display);font-size:19.5px;color:var(--pink);line-height:1.55}
.reason .body p{font-size:15.5px;color:var(--ink-soft);margin-top:8px;line-height:1.75}
.reason .ill{width:128px;height:84px;object-fit:cover;border-radius:12px}
.reason .rcircle{
  flex:0 0 auto;width:64px;height:64px;border-radius:50%;
  border:2px dashed var(--pink-soft);display:grid;place-items:center;color:var(--pink);
}
.reason .rcircle svg{width:30px;height:30px;stroke-width:1.6}

/* ============ Results ============ */
.grid3{display:grid;grid-template-columns:1fr;gap:18px}
.result{
  background:#fff;border-radius:20px;box-shadow:var(--shadow-sm);
  border:1px solid #fdeef4;padding:24px 22px;text-align:center;
}
.result h4{font-family:var(--display);color:var(--pink);font-size:18.5px;line-height:1.55;margin-bottom:2px}
.result p{font-size:14.5px;color:var(--ink-soft);margin:10px 0 16px;line-height:1.75}
.result .ba{width:100%;border-radius:14px;margin-bottom:14px}
.result .tag{display:inline-block;background:var(--pink-bg2);color:var(--pink-deep);
  font-weight:700;font-size:13.5px;padding:6px 18px;border-radius:999px}

/* ============ Comparison ============ */
.vs{display:grid;grid-template-columns:1fr;gap:14px;align-items:stretch;position:relative}
.vs .col{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);position:relative}
.vs .col.bad{background:#fff}
.vs .col.good{background:#fff;border:2px solid var(--pink-soft)}
.vs .col .head{padding:15px;text-align:center;font-family:var(--display);font-weight:700;color:#fff;font-size:17px}
.vs .col.bad .head{background:#9aa0aa}
.vs .col.good .head{background:linear-gradient(90deg,#ff6aa0,#f23c80)}
.vs .col .list{padding:22px 24px;display:flex;flex-direction:column;gap:14px}
.vs .col .list li{list-style:none;display:flex;gap:11px;font-size:15.5px;font-weight:500;line-height:1.6}
.vs .col.bad .list li{color:#8a8f98}
.vs .col .list .mk{flex:0 0 auto;width:20px;height:20px;display:grid;place-items:center;border-radius:50%;margin-top:2px}
.vs .col.bad .mk{background:#e7e9ec;color:#9aa0aa}
.vs .col.good .mk{background:var(--pink-bg2);color:var(--pink)}
.vs .col .list .mk svg{width:13px;height:13px;stroke-width:2.4}
.vs .col .figure{display:none}
.vs .badge{
  align-self:center;z-index:3;margin:-30px auto;
  width:58px;height:58px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(180deg,#ff5b97,#e23b7c);color:#fff;
  font-family:var(--display);font-weight:700;font-size:17px;font-style:italic;
  box-shadow:0 6px 16px rgba(226,59,124,.4);border:3px solid #fff;
}

/* ============ Courses ============ */
.course{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);
  border:1px solid #ffe7f0;overflow:hidden;text-align:center;
}
.course .ttl{background:linear-gradient(90deg,#ff7aac,#f23c80);color:#fff;
  font-family:var(--display);font-weight:700;font-size:18px;padding:14px;letter-spacing:.03em}
.course img{width:100%;height:140px;object-fit:cover}
.course .in{padding:22px 20px}
.course .in p{font-size:14.5px;color:var(--ink-soft);min-height:3.4em;line-height:1.75}
.course .price{margin-top:14px;font-family:var(--display);color:var(--pink-deep);font-weight:700}
.course .price b{font-size:34px}
.course .price span{font-size:14.5px}
.course-note{text-align:center;font-size:13.5px;color:var(--ink-soft);margin-top:26px;line-height:1.7}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:1fr;gap:22px 10px;align-items:start}
.step{position:relative;background:#fff;border-radius:16px;border:1px solid #fdeef4;
  box-shadow:var(--shadow-sm);padding:24px 14px 20px;text-align:center}
.step .tab{position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:linear-gradient(90deg,#ff6aa0,#f23c80);color:#fff;font-family:var(--display);
  font-weight:700;font-size:12px;letter-spacing:1px;padding:4px 16px;border-radius:999px}
.step .si{width:54px;height:54px;margin:12px auto 10px;border-radius:50%;
  background:var(--pink-bg2);color:var(--pink);display:grid;place-items:center}
.step .si svg{width:28px;height:28px;stroke-width:1.6}
.step h5{font-family:var(--display);font-size:15.5px;color:var(--ink);line-height:1.5}
.step p{font-size:13.5px;color:var(--ink-soft);margin-top:7px;line-height:1.65}
.step .ar{position:absolute;top:50%;right:-12px;transform:translateY(-50%);
  color:var(--pink-soft);font-size:18px;z-index:2}
.steps .step:last-child .ar{display:none}

/* ============ Instructor ============ */
.teacher{display:grid;grid-template-columns:1fr;gap:0;background:#fff;
  border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid #ffe7f0}
.teacher .left{padding:36px 38px}
.teacher .left .tt{font-family:var(--display);font-weight:700;font-size:24px;color:var(--pink);margin-bottom:14px;line-height:1.5}
.teacher .left .lead{font-size:15.5px;color:var(--ink-soft);margin-bottom:20px;line-height:1.85}
.teacher .left .pf{display:flex;gap:18px;align-items:center;margin-bottom:22px}
.teacher .left .pf img{width:104px;height:128px;object-fit:cover;border-radius:14px;flex:0 0 auto}
.teacher ul{display:flex;flex-direction:column;gap:13px}
.teacher ul li{list-style:none;display:flex;gap:11px;font-size:15.5px;font-weight:600;line-height:1.6}
.teacher ul .mk{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:var(--pink-bg2);
  color:var(--pink);display:grid;place-items:center;margin-top:2px}
.teacher ul .mk svg{width:13px;height:13px;stroke-width:2.4}
.teacher .right{position:relative;background:linear-gradient(135deg,#fff2f7,#ffe7f0);
  display:grid;place-items:center;padding:20px}
.teacher .right img{border-radius:14px;width:100%;max-width:260px}

/* ============ Feature mini grids (curriculum / support) ============ */
.mini3{display:grid;grid-template-columns:1fr;gap:14px}
.mini{background:#fff;border-radius:16px;border:1px solid #fdeef4;box-shadow:var(--shadow-sm);
  padding:28px 26px;display:flex;gap:17px;align-items:flex-start}
.mini .mi{flex:0 0 auto;width:54px;height:54px;border-radius:14px;background:var(--pink-bg2);
  color:var(--pink);display:grid;place-items:center}
.mini .mi svg{width:29px;height:29px;stroke-width:1.6}
.mini h5{font-family:var(--display);font-size:17px;color:var(--ink);line-height:1.5}
.mini p{font-size:14.5px;color:var(--ink-soft);margin-top:7px;line-height:1.75}

/* ============ Environment ============ */
.grid4{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.env figure{background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid #fdeef4}
.env img{width:100%;height:150px;object-fit:cover}
.env figcaption{padding:14px 10px;text-align:center;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.5}

/* ============ FAQ ============ */
.faq{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.qa{background:#fff;border-radius:14px;border:1px solid #ffe1ec;box-shadow:var(--shadow-sm);overflow:hidden}
.qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 22px;font-weight:700;font-size:16.5px;line-height:1.5}
.qa summary::-webkit-details-marker{display:none}
.qa summary .q{flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--pink-bg2);
  color:var(--pink);display:grid;place-items:center;font-family:var(--display);font-weight:700}
.qa summary .chev{margin-left:auto;color:var(--pink);transition:transform .25s;width:22px;height:22px}
.qa[open] summary .chev{transform:rotate(180deg)}
.qa .ans{padding:0 22px 22px 64px;font-size:15.5px;color:var(--ink-soft);line-height:1.85}

/* ============ Footer ============ */
.cta-bottom{background:linear-gradient(180deg,#ffeef5,#ffe2ed);padding:56px 0}
.footer{background:#fff;border-top:1px solid #ffe1ec;padding:32px 0;margin-top:0}
.footer .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:16px 26px;justify-content:center}
.footer .logo b{font-size:18px}
.footer nav{display:flex;gap:20px;flex-wrap:wrap}
.footer nav a{font-size:13.5px;color:var(--ink-soft)}
.footer .cp{width:100%;text-align:center;font-size:12.5px;color:var(--ink-soft);margin-top:8px}

/* ============ 縦積み(端末UI)の調整 ============ */
.steps .step .ar{display:none}            /* 矢印は横並び用なので非表示 */
.header .wrap{height:58px}
.btn-head{padding:9px 14px;font-size:12px}
.teacher .right{padding:22px}

/* ============ 実機が端末幅(440px)より狭いとき ============ */
@media(max-width:412px){
  .wrap{padding:0 16px}
  .sec{padding:54px 0}
  .reason{padding:20px 18px;gap:14px}
  .teacher .left{padding:26px 22px}
  .sec-h::before,.sec-h::after{width:18px;margin:0 8px}
  .btn-head{padding:8px 12px;font-size:11px}
}
@media(max-width:360px){
  body{font-size:15px}
  .hero h1{font-size:27px}
  .sec-h{font-size:20.5px}
  .btn-line .txt{font-size:19px}
  .cta .ribbon{font-size:18px}
  .grid4{grid-template-columns:1fr}
  .hero-img{max-width:290px}
  .hero-img img{height:320px}
}