/* =========================================================
   Lirio — オンライン オーラルケア・レッスン LP（提案デモ）
   配色：美容寄り／清潔感／可愛くなりすぎない（40–50代女性向け）
   ========================================================= */

:root{
  --ivory:#FBF7F4;
  --white:#ffffff;
  --ink:#3A3238;
  --body:#5B5157;
  --muted:#8B8188;
  --rose:#B26E7A;
  --rose-deep:#8E4E5C;
  --rose-tint:#F5E8E7;
  --sage:#78897C;
  --sage-tint:#E9EFE9;
  --gold:#BE9C5E;
  --line:#E8DFD9;
  --shadow:0 18px 40px -24px rgba(58,50,56,.35);
  --shadow-sm:0 8px 24px -18px rgba(58,50,56,.4);
  --radius:18px;
  --radius-sm:12px;
  --wrap:1080px;
  --serif:"Noto Serif JP","Yu Mincho","YuMincho","Hiragino Mincho ProN",serif;
  --sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic UI",Meiryo,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);color:var(--body);
  background:var(--ivory);line-height:1.9;font-size:16px;
  letter-spacing:.02em;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--rose-deep);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);font-weight:600;line-height:1.5;letter-spacing:.04em}
p{margin:0 0 1em}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tint{background:var(--rose-tint)}
.section--sage{background:var(--sage-tint)}
.section--dark{background:#3E353B;color:#EBE2E4}
.section--dark h2,.section--dark h3{color:#fff}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;letter-spacing:.22em;font-weight:700;
  color:var(--rose-deep);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold)}
.section-title{font-size:clamp(1.5rem,3.6vw,2.15rem);margin:0 0 14px}
.section-lead{max-width:640px;color:var(--body);font-size:1rem}
.center{text-align:center}
.center .section-lead{margin-inline:auto}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--rose-deep);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:16px 30px;border-radius:999px;font-weight:700;font-size:.98rem;
  background:var(--bg);color:var(--fg);border:1.5px solid var(--bg);
  cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  box-shadow:var(--shadow-sm);text-align:center;font-family:var(--sans);
}
.btn:hover{transform:translateY(-2px);text-decoration:none;background:var(--rose);border-color:var(--rose)}
.btn--ghost{--bg:transparent;--fg:var(--rose-deep);box-shadow:none;border-color:#D9C4C4}
.btn--ghost:hover{background:#fff;color:var(--rose-deep);border-color:var(--rose)}
.btn--lg{padding:19px 40px;font-size:1.05rem}
.btn--block{display:flex;width:100%}

/* ---------- announcement bar ---------- */
.demobar{
  background:#3E353B;color:#F3E9EA;font-size:.8rem;letter-spacing:.04em;
  text-align:center;padding:9px 16px;line-height:1.6;
}
.demobar strong{color:#fff}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(251,247,244,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:baseline;gap:10px;font-family:var(--serif);font-weight:600}
.brand .brand-mark{font-size:1.35rem;color:var(--ink);letter-spacing:.14em}
.brand .brand-sub{font-size:.68rem;color:var(--muted);letter-spacing:.18em}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--body);font-size:.86rem;font-weight:500;letter-spacing:.06em}
.nav a:hover{color:var(--rose-deep);text-decoration:none}
.nav a.btn{padding:11px 22px;font-size:.82rem;color:#fff}
.nav a.btn:hover{color:#fff}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,var(--ivory) 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;padding-top:70px;padding-bottom:80px}
.hero__tag{
  display:inline-block;background:#fff;border:1px solid var(--line);
  color:var(--rose-deep);font-size:.76rem;font-weight:700;letter-spacing:.1em;
  padding:7px 15px;border-radius:999px;margin-bottom:22px;
}
.hero h1{font-size:clamp(1.8rem,4.6vw,2.9rem);line-height:1.55;margin:0 0 20px}
.hero h1 .accent{
  background:linear-gradient(transparent 62%,var(--rose-tint) 62%);
  padding:0 .1em;
}
.hero__lead{font-size:1.03rem;margin-bottom:30px;max-width:30em}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__meta{margin-top:24px;font-size:.83rem;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}
.hero__meta span{display:inline-flex;align-items:center;gap:6px}
.hero__figure{position:relative}
.hero__figure > img:first-child{
  border-radius:calc(var(--radius) + 8px);box-shadow:var(--shadow);
  aspect-ratio:4/5;object-fit:cover;width:100%;position:relative;z-index:1;
}
.hero__badge{
  position:absolute;left:-18px;bottom:34px;z-index:3;background:#fff;border-radius:14px;
  box-shadow:var(--shadow);padding:14px 18px;font-size:.8rem;line-height:1.5;
  border:1px solid var(--line);max-width:190px;
}
.hero__badge b{font-family:var(--serif);color:var(--rose-deep);font-size:1.4rem;display:block}
.petal{
  position:absolute;width:132px;height:132px;object-fit:cover;border-radius:50%;
  border:6px solid var(--ivory);box-shadow:var(--shadow-sm);pointer-events:none;z-index:2;
}
.petal--1{top:-34px;right:-30px}

/* ---------- generic split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split--reverse .split__media{order:2}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:5/4;object-fit:cover}

/* ---------- worry list ---------- */
.checklist{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.checklist li{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:16px 18px;box-shadow:var(--shadow-sm);
}
.checklist li::before{
  content:"";flex:none;width:24px;height:24px;border-radius:50%;margin-top:2px;
  background:var(--sage-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2378897C' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* ---------- band image ---------- */
.band-img{
  width:100%;aspect-ratio:16/6;object-fit:cover;border-radius:var(--radius);
  box-shadow:var(--shadow);margin-top:44px;
}
@media (max-width:900px){.band-img{aspect-ratio:3/2;margin-top:32px}}

/* ---------- feature cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow-sm);
}
.card .ico{
  width:52px;height:52px;border-radius:14px;background:var(--rose-tint);
  display:grid;place-items:center;margin-bottom:16px;color:var(--rose-deep);
}
.card h3{font-size:1.06rem;margin:0 0 8px}
.card p{font-size:.9rem;margin:0}

/* ---------- comparison ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
}
.plan__head{padding:26px 26px 22px;border-bottom:1px solid var(--line)}
.plan--a .plan__head{background:var(--sage-tint)}
.plan--b .plan__head{background:var(--rose-tint)}
.plan__label{font-size:.75rem;font-weight:700;letter-spacing:.16em;color:var(--rose-deep)}
.plan--a .plan__label{color:var(--sage)}
.plan__name{font-size:1.3rem;margin:6px 0 4px}
.plan__note{font-size:.82rem;color:var(--muted);margin:0}
.plan__body{padding:8px 26px 26px}
.plan__row{padding:16px 0;border-bottom:1px dashed var(--line)}
.plan__row:last-child{border-bottom:0}
.plan__row dt{font-size:.74rem;font-weight:700;letter-spacing:.12em;color:var(--muted);margin-bottom:4px}
.plan__row dd{margin:0;font-size:.95rem;color:var(--ink)}
.plan__foot{margin-top:auto;padding:0 26px 28px}
.compare-callout{
  margin-top:26px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);
  border-radius:var(--radius-sm);padding:20px 24px;font-size:.92rem;
}
.compare-callout b{color:var(--ink)}

/* ---------- quiz ---------- */
.quiz{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:38px;margin-top:40px;max-width:760px;margin-inline:auto;
}
.quiz__progress{font-size:.78rem;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-bottom:10px}
.quiz__bar{height:5px;background:var(--line);border-radius:999px;overflow:hidden;margin-bottom:26px}
.quiz__bar i{display:block;height:100%;background:var(--rose);width:25%;transition:width .35s ease}
.quiz__q{font-family:var(--serif);color:var(--ink);font-size:1.18rem;margin:0 0 22px}
.quiz__opts{display:grid;gap:12px}
.quiz__opt{
  text-align:left;background:var(--ivory);border:1.5px solid var(--line);border-radius:14px;
  padding:16px 20px;font-size:.95rem;font-family:var(--sans);color:var(--body);cursor:pointer;
  transition:.15s;line-height:1.7;
}
.quiz__opt:hover{border-color:var(--rose);background:#fff;transform:translateY(-1px)}
.quiz__nav{margin-top:20px;display:flex;justify-content:space-between;align-items:center}
.quiz__back{background:none;border:0;color:var(--muted);font-size:.85rem;cursor:pointer;font-family:var(--sans)}
.quiz__back:disabled{opacity:.35;cursor:default}
.quiz__result{display:none}
.quiz__result.is-on{display:block;animation:fade .4s ease}
.quiz__result h3{font-size:1.35rem;margin:0 0 6px}
.quiz__result .rec{
  display:inline-block;background:var(--rose-tint);color:var(--rose-deep);font-weight:700;
  border-radius:999px;padding:6px 16px;font-size:.85rem;margin-bottom:16px;
}
.quiz__result-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- curriculum ---------- */
.topics{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:40px}
.topic{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px 22px;display:flex;gap:14px;align-items:flex-start;box-shadow:var(--shadow-sm);
}
.topic .num{
  font-family:var(--serif);color:var(--rose);font-size:1.1rem;font-weight:700;flex:none;
  width:34px;height:34px;border-radius:50%;border:1px solid var(--rose-tint);display:grid;place-items:center;
}
.topic h3{font-size:1rem;margin:0 0 4px}
.topic p{font-size:.86rem;margin:0}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;box-shadow:var(--shadow-sm)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--serif);color:var(--rose);font-size:1.4rem;font-weight:700;display:block;margin-bottom:10px;
}
.step h3{font-size:1rem;margin:0 0 6px}
.step p{font-size:.86rem;margin:0}

/* ---------- expert ---------- */
.expert{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
.expert__media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:1/1;object-fit:cover}
.expert__card .role{font-size:.8rem;letter-spacing:.14em;color:var(--rose-deep);font-weight:700}
.expert__card h3{font-size:1.5rem;margin:6px 0 12px}

/* ---------- voices ---------- */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.voice{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.voice__top{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.voice__top img{width:54px;height:54px;border-radius:50%;object-fit:cover}
.voice__top .who{font-size:.82rem;color:var(--muted);line-height:1.5}
.voice__top .who b{display:block;color:var(--ink);font-size:.92rem;font-family:var(--serif)}
.voice p{font-size:.92rem;margin:0}
.voice .stars{color:var(--gold);letter-spacing:2px;font-size:.85rem;margin-bottom:8px}

/* ---------- POC band ---------- */
.poc{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.poc__media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:5/4;object-fit:cover}
.poc__list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.poc__list li{padding-left:26px;position:relative;font-size:.94rem}
.poc__list li::before{content:"◍";position:absolute;left:0;color:var(--sage)}

/* ---------- faq ---------- */
.faq{max-width:780px;margin:40px auto 0}
.faq__item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden}
.faq__q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;font-family:var(--sans);
  padding:20px 54px 20px 22px;font-size:.98rem;font-weight:600;color:var(--ink);position:relative;line-height:1.7;
}
.faq__q::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:1.4rem;color:var(--rose);transition:transform .2s;
}
.faq__item.is-open .faq__q::after{content:"–"}
.faq__a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq__a p{padding:0 22px 20px;margin:0;font-size:.92rem}

/* ---------- pricing ---------- */
.pricing{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:44px}
.price{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;
  box-shadow:var(--shadow-sm);text-align:center;
}
.price h3{font-size:1.2rem;margin:0 0 4px}
.price .amount{font-family:var(--serif);font-size:2rem;color:var(--rose-deep);margin:14px 0 2px}
.price .amount small{font-size:.9rem;color:var(--muted)}
.price ul{list-style:none;padding:0;margin:18px 0 24px;text-align:left;display:grid;gap:8px}
.price ul li{font-size:.9rem;padding-left:24px;position:relative}
.price ul li::before{content:"✓";position:absolute;left:0;color:var(--sage);font-weight:700}
.price .tag{font-size:.75rem;letter-spacing:.12em;color:var(--muted);font-weight:700}

/* ---------- final cta ---------- */
.finalcta{position:relative;overflow:hidden;color:#fff;text-align:center}
.finalcta__bg{position:absolute;inset:0;z-index:0}
.finalcta__bg img{width:100%;height:100%;object-fit:cover}
.finalcta__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(62,53,59,.72),rgba(142,78,92,.72))}
.finalcta .wrap{position:relative;z-index:1;padding:96px 24px}
.finalcta h2{color:#fff;font-size:clamp(1.5rem,4vw,2.3rem);margin:0 0 16px}
.finalcta p{color:#F3E9EA;max-width:560px;margin:0 auto 30px}
.finalcta .btn{--bg:#fff;--fg:var(--rose-deep)}
.finalcta .btn:hover{--bg:var(--rose-tint)}

/* ---------- footer ---------- */
.site-footer{background:#332B30;color:#C9BEC2;font-size:.86rem;padding:56px 0 30px}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.site-footer h4{color:#fff;font-size:.9rem;letter-spacing:.1em;margin:0 0 14px}
.site-footer a{color:#C9BEC2}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-brand .brand-mark{font-family:var(--serif);color:#fff;font-size:1.3rem;letter-spacing:.14em}
.footer-note{
  border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;
  font-size:.76rem;color:#9A8F94;line-height:1.8;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- forms (apply / thanks) ---------- */
.pagehead{background:var(--rose-tint);padding:48px 0}
.pagehead h1{font-size:clamp(1.5rem,4vw,2rem);margin:0 0 8px}
.pagehead p{margin:0;font-size:.95rem}
.formcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:38px;max-width:720px;margin:44px auto;
}
.field{margin-bottom:22px}
.field label{display:block;font-size:.88rem;font-weight:700;color:var(--ink);margin-bottom:8px}
.field .req{color:var(--rose-deep);font-size:.78rem;margin-left:6px}
.field input[type=text],.field input[type=email],.field input[type=tel],.field select,.field textarea{
  width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:10px;
  font-family:var(--sans);font-size:.95rem;color:var(--ink);background:var(--ivory);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--rose);background:#fff}
.field textarea{min-height:110px;resize:vertical}
.radio-row{display:grid;gap:10px}
.radio-row label{display:flex;gap:10px;align-items:flex-start;font-weight:400;background:var(--ivory);border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;cursor:pointer}
.radio-row input{margin-top:4px}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:.9rem}
.form-error{color:#B23A3A;font-size:.82rem;margin-top:6px;display:none}
.field.has-error .form-error{display:block}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#B23A3A}
.note-inline{background:var(--sage-tint);border-radius:10px;padding:14px 16px;font-size:.84rem;margin-bottom:26px}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:36px;padding-top:44px}
  .hero__figure{max-width:420px}
  .split,.expert,.poc{grid-template-columns:1fr;gap:30px}
  .split--reverse .split__media{order:0}
  .cards,.voices,.steps,.compare,.pricing,.topics{grid-template-columns:1fr}
  .nav{
    position:fixed;inset:68px 0 auto 0;background:var(--ivory);flex-direction:column;
    align-items:stretch;gap:0;padding:8px 0;border-bottom:1px solid var(--line);
    transform:translateY(-140%);transition:transform .25s ease;box-shadow:var(--shadow-sm);
  }
  .nav.is-open{transform:translateY(0)}
  .nav a{padding:14px 24px;border-bottom:1px solid var(--line)}
  .nav .btn{margin:12px 24px}
  .nav-toggle{display:block}
  .section{padding:64px 0}
  .quiz{padding:26px}
  .site-footer .wrap{grid-template-columns:1fr;gap:26px}
  .hero__badge{left:0}
}
@media (max-width:520px){
  body{font-size:15px}
  .btn{padding:14px 24px}
  .formcard{padding:24px}
}