/* ==========================================================
   株式会社 良眠クラブ — sleepperformance.net
   夜の深緑から朝の生成りへ。睡眠波形をシグネチャに。
   ========================================================== */

:root {
  --g950: #081F16;
  --g900: #0A2A1E;
  --g800: #123F2E;
  --g700: #17513B;
  --g600: #1E6647;
  --g400: #5E8F78;
  --g200: #C7DACD;
  --g100: #E9F0EA;
  --cream: #F8F6F0;
  --paper: #FFFFFF;
  --ink: #22302A;
  --muted: #5C6B62;
  --moon: #E3C67B;
  --line: #DCE4DD;
  --42ws-theme: #17513B; /* 42wsフォームの確認・完了画面の色（CSS変数が最優先） */
  --serif: "Shippori Mincho B1", "Hiragino Mincho ProN", serif;
  --sans: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", sans-serif;
  /* 睡眠波形（脈波）— シグネチャモチーフ */
  --wave-green: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 140 18' fill='none'%3E%3Cpath d='M0 9h34l5-5 5 9 5-11 5 13 4-6h24l5-5 5 9 5-11 5 13 4-6h34' stroke='%231E6647' stroke-width='1.6' stroke-linejoin='round' stroke-linecap='round'/%3E%3C/svg%3E");
  --wave-moon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 140 18' fill='none'%3E%3Cpath d='M0 9h34l5-5 5 9 5-11 5 13 4-6h24l5-5 5 9 5-11 5 13 4-6h34' stroke='%23E3C67B' stroke-width='1.6' stroke-linejoin='round' stroke-linecap='round'/%3E%3C/svg%3E");
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--g700); }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-in {
  max-width: 1200px; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; gap: 20px; height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { height: 30px; width: auto; }
.gnav { margin-left: auto; }
.gnav ul { list-style: none; display: flex; gap: 26px; align-items: center; }
.gnav a {
  text-decoration: none; color: var(--ink); font-size: 14px; font-weight: 500;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.gnav a:hover, .gnav a[aria-current="page"] { border-bottom-color: var(--g600); color: var(--g700); }
.nav-toggle { display: none; }
.nav-burger { display: none; }

.btn {
  display: inline-block; text-decoration: none; text-align: center;
  font-weight: 700; font-size: 15px; line-height: 1;
  padding: 15px 28px; border-radius: 999px; border: 2px solid var(--g700);
  background: var(--g700); color: #fff;
  transition: background .2s, color .2s, transform .2s;
  cursor: pointer; font-family: var(--sans);
}
.btn:hover { background: var(--g900); border-color: var(--g900); transform: translateY(-1px); }
.btn.outline { background: transparent; color: var(--g700); }
.btn.outline:hover { background: var(--g100); }
.btn.moon { background: var(--moon); border-color: var(--moon); color: var(--g950); }
.btn.moon:hover { background: #EFD79B; border-color: #EFD79B; }
.btn.ghost { background: transparent; border-color: rgba(255,255,255,.7); color: #fff; }
.btn.ghost:hover { background: rgba(255,255,255,.12); }
.btn.small { padding: 11px 20px; font-size: 13px; }
.header-cta { white-space: nowrap; }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: var(--g900);
}
.hero .hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
}
/* 文字側（左）の暗幕：常に固定 */
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8,31,22,.93) 15%, rgba(8,31,22,.5) 50%, rgba(8,31,22,0) 78%);
}
/* 右下側のベール：スクロールで --hero-fade が 0→1 になり消えていく */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, rgba(8,31,22,0) 40%, rgba(8,31,22,.3) 70%, rgba(8,31,22,.42));
  opacity: calc(1 - var(--hero-fade, 0));
}
.hero-in {
  position: relative; z-index: 2;
  max-width: 1080px; margin: 0 auto; padding: 110px 24px 120px;
}
.hero.sub .hero-in { padding: 80px 24px 88px; }
.hero .eyebrow { color: var(--moon); }
.hero h1 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(30px, 5vw, 52px); line-height: 1.55; letter-spacing: .06em;
  margin: 18px 0 22px;
}
.hero .lead { font-size: clamp(15px, 2vw, 17px); max-width: 34em; opacity: .92; }
.hero .hero-actions { margin-top: 38px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero .wave { margin-top: 46px; width: 140px; height: 18px; background: var(--wave-moon) no-repeat; background-size: contain; }

/* ---------- セクション共通 ---------- */
section.block { padding: 88px 0; }
section.block.tint { background: var(--cream); }
section.block.tint-green { background: var(--g100); }
section.block.dark { background: var(--g900); color: #fff; }

.eyebrow {
  font-family: var(--serif); font-style: italic;
  font-size: 13px; letter-spacing: .32em; text-transform: uppercase;
  color: var(--g600);
}
.sec-head { margin-bottom: 44px; }
.sec-head h2 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(24px, 3.6vw, 34px); line-height: 1.5; letter-spacing: .05em;
  margin-top: 10px;
}
.sec-head.center { text-align: center; }
.sec-head .wave {
  width: 140px; height: 18px; margin-top: 16px;
  background: var(--wave-green) no-repeat; background-size: contain;
}
.sec-head.center .wave { margin-left: auto; margin-right: auto; }
.dark .sec-head h2 { color: #fff; }
.dark .eyebrow { color: var(--moon); }
.dark .sec-head .wave { background-image: var(--wave-moon); }

.sec-lead { max-width: 46em; color: var(--muted); }
.dark .sec-lead { color: rgba(255,255,255,.82); }
.center .sec-lead { margin-left: auto; margin-right: auto; }

h3.h-line {
  font-family: var(--serif); font-size: 22px; font-weight: 600; letter-spacing: .04em;
  padding-left: 14px; border-left: 4px solid var(--g600);
  margin: 56px 0 24px;
}
h3.h-line:first-of-type { margin-top: 0; }

/* ---------- カード ---------- */
.grid { display: grid; gap: 28px; }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; display: flex; flex-direction: column;
}
.card img.thumb { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.card .card-body { padding: 22px 24px 26px; flex: 1; }
.card h4, .card h3.card-title {
  font-family: var(--serif); font-size: 18px; font-weight: 600; line-height: 1.6;
  margin-bottom: 10px; letter-spacing: .03em;
}
.card p { font-size: 14.5px; color: var(--muted); }
.card .card-note { margin-top: 8px; font-size: 13px; color: var(--g600); font-weight: 700; }

a.card { text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s; }
a.card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(10,42,30,.12); }
a.card .card-more { padding: 0 24px 22px; font-size: 13px; font-weight: 700; color: var(--g700); }

/* ---------- 2カラム（画像＋テキスト） ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split.rev > .split-img { order: 2; }
.split-img img { border-radius: 14px; width: 100%; object-fit: cover; }

/* ---------- ステップ ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  position: relative;
}
.step img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.step .step-body { padding: 20px 20px 24px; }
.step .step-no {
  font-family: var(--serif); font-style: italic; font-size: 13px; letter-spacing: .18em;
  color: var(--g600); display: block; margin-bottom: 6px;
}
.step h4 { font-family: var(--serif); font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--muted); }
.step .tags { margin-top: 12px; display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 11.5px; font-weight: 700; color: var(--g700);
  background: var(--g100); border-radius: 999px; padding: 3px 10px;
}

/* ---------- FAQ ---------- */
.faq-group { margin-bottom: 40px; }
.faq details {
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px;
  margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  cursor: pointer; list-style: none; display: flex; gap: 14px; align-items: baseline;
  padding: 18px 48px 18px 20px; font-weight: 700; position: relative; line-height: 1.7;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; font-family: var(--serif); color: var(--g600); font-size: 19px; }
.faq summary::after {
  content: "+"; position: absolute; right: 20px; top: 16px;
  font-size: 20px; color: var(--g400); font-weight: 400;
}
.faq details[open] summary::after { content: "−"; }
.faq .a { display: flex; gap: 14px; padding: 0 20px 20px; border-top: 1px dashed var(--line); }
.faq .a::before { content: "A"; font-family: var(--serif); color: var(--moon); font-size: 19px; -webkit-text-stroke: .5px var(--g600); }
.faq .a > div { padding-top: 14px; font-size: 15px; }
.faq .a ul { margin: 8px 0 0 1.4em; }

/* ---------- テーブル ---------- */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 15px; background: var(--paper); }
table.tbl th, table.tbl td { border: 1px solid var(--line); padding: 13px 18px; text-align: left; vertical-align: top; }
table.tbl th { background: var(--g100); font-weight: 700; white-space: nowrap; width: 30%; }
table.tbl.center td, table.tbl.center th { text-align: center; width: auto; }
table.tbl thead th { background: var(--g800); color: #fff; }

/* ---------- 統計バンド ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stat {
  border: 1px solid rgba(255,255,255,.22); border-radius: 14px; padding: 28px 24px;
  text-align: center; background: rgba(255,255,255,.04);
}
.stat .num {
  font-family: var(--serif); font-size: clamp(34px, 4vw, 46px); color: var(--moon); line-height: 1.2;
}
.stat .num small { font-size: .45em; }
.stat p { font-size: 13.5px; opacity: .9; margin-top: 8px; }

/* ---------- リスト ---------- */
ul.checks { list-style: none; }
ul.checks li { padding: 10px 0 10px 34px; position: relative; border-bottom: 1px dashed var(--line); }
ul.checks li::before {
  content: ""; position: absolute; left: 4px; top: 18px;
  width: 14px; height: 8px; border-left: 2.5px solid var(--g600); border-bottom: 2.5px solid var(--g600);
  transform: rotate(-45deg);
}

/* ---------- CTAバンド ---------- */
.cta-band { position: relative; background: var(--g800); color: #fff; overflow: hidden; }
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 120%, rgba(227,198,123,.22), transparent 55%),
    radial-gradient(ellipse at 10% -30%, rgba(30,102,71,.65), transparent 60%);
}
.cta-in { position: relative; z-index: 1; text-align: center; padding: 84px 24px; max-width: 760px; margin: 0 auto; }
.cta-in .wave { width: 140px; height: 18px; margin: 0 auto 26px; background: var(--wave-moon) no-repeat; background-size: contain; }
.cta-in h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(22px, 3.4vw, 30px); line-height: 1.7; letter-spacing: .05em; }
.cta-in p { margin-top: 14px; opacity: .9; }
.cta-in .hero-actions { justify-content: center; margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- フォーム ---------- */
.form-card { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; padding: 40px; }
.form-row { margin-bottom: 26px; }
.form-row label.f-label { display: block; font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.req, .opt {
  display: inline-block; font-size: 11px; font-weight: 700; border-radius: 4px;
  padding: 1px 8px; margin-left: 8px; vertical-align: 2px;
}
.req { background: #B4552D; color: #fff; }
.opt { background: var(--g200); color: var(--g800); }
input[type="text"], input[type="email"], input[type="tel"], input[type="date"], select, textarea {
  width: 100%; font-family: var(--sans); font-size: 16px; color: var(--ink);
  padding: 13px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: var(--cream);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--g600); outline-offset: 1px; background: #fff; }
textarea { min-height: 160px; resize: vertical; }
.form-note { font-size: 13.5px; color: var(--muted); margin-top: 6px; }
.check-row { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; }
.check-row input { width: 20px; height: 20px; margin-top: 5px; accent-color: var(--g700); }
.form-actions { text-align: center; margin-top: 36px; }
.form-actions .btn { min-width: 260px; }
.postal-row { display: flex; gap: 10px; }
.postal-row input { max-width: 180px; }
.postal-row .btn { padding: 12px 18px; font-size: 13px; }
.form-guide {
  background: var(--g100); border-radius: 12px; padding: 18px 22px;
  font-size: 14px; margin-bottom: 34px;
}
[data-42ws-error] { color: #B4552D; font-weight: 700; margin-bottom: 16px; }

/* ---------- 医師プロフィール ---------- */
.doctor { display: grid; grid-template-columns: 220px 1fr; gap: 32px; align-items: start; }
.doctor img { border-radius: 12px; width: 100%; object-fit: cover; aspect-ratio: 3 / 4; }
.doctor .dr-meta { font-size: 13.5px; color: var(--muted); margin-bottom: 12px; }
.doctor .dr-name { font-family: var(--serif); font-size: 21px; font-weight: 600; margin-bottom: 2px; }
.doctor blockquote { font-size: 15px; }

/* ---------- 商品 ---------- */
.price {
  font-family: var(--serif); font-size: 30px; color: var(--g800); letter-spacing: .02em;
}
.price small { font-size: .5em; color: var(--muted); }
.badge-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 18px; }
.product-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.product-gallery img { border-radius: 10px; border: 1px solid var(--line); width: 100%; aspect-ratio: 1; object-fit: cover; background: #fff; }

/* ---------- フッター ---------- */
.site-footer { background: var(--g950); color: rgba(255,255,255,.85); }
.footer-in { max-width: 1080px; margin: 0 auto; padding: 60px 24px 40px; display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; }
.footer-brand .f-name { font-family: var(--serif); font-size: 19px; color: #fff; letter-spacing: .08em; }
.footer-brand p { font-size: 13.5px; margin-top: 12px; }
.footer-brand a { color: var(--moon); text-decoration: none; }
.site-footer h5 { font-size: 12px; letter-spacing: .2em; color: var(--moon); font-family: var(--serif); font-style: italic; margin-bottom: 14px; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 9px; }
.site-footer ul a { color: rgba(255,255,255,.85); text-decoration: none; font-size: 14px; }
.site-footer ul a:hover { color: var(--moon); }
.sns-row { display: flex; gap: 12px; margin-top: 16px; }
.sns-row a {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none;
  color: var(--g950); background: #fff; border-radius: 999px; padding: 8px 16px; font-size: 13px; font-weight: 700;
}
.sns-row img { height: 18px; width: 18px; }
.copyright { text-align: center; font-size: 12px; padding: 22px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.6); }

/* ---------- ページ内リンクの飛び先補正 ---------- */
:target { scroll-margin-top: 90px; }

/* ---------- アニメーション ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.hero-in > * { animation: rise .7s ease both; }
.hero-in > *:nth-child(2) { animation-delay: .1s; }
.hero-in > *:nth-child(3) { animation-delay: .2s; }
.hero-in > *:nth-child(4) { animation-delay: .3s; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 960px) {
  .grid.c4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-in { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  section.block { padding: 60px 0; }
  /* ヒーロー：右下ベールを濃くして文字の可読性を確保（スクロール連動は維持） */
  .hero::before {
    background: linear-gradient(150deg, rgba(8,31,22,.35) 20%, rgba(8,31,22,.62) 75%);
  }
  /* トップのヒーロー画像は右側の被写体を見せる */
  .hero-bg.focus-right { object-position: 76% 50%; }
  /* 表：左右セルをやめて縦積みに */
  table.tbl.stack tr { display: block; border: 1px solid var(--line); border-bottom: none; }
  table.tbl.stack tr:last-child { border-bottom: 1px solid var(--line); }
  table.tbl.stack th, table.tbl.stack td { display: block; width: 100%; border: none; }
  table.tbl.stack th { padding: 9px 16px; font-size: 13px; color: var(--g700); line-height: 1.6; }
  table.tbl.stack td { padding: 10px 16px 14px; background: var(--paper); }
  .gnav {
    position: fixed; inset: 68px 0 auto 0; background: #fff;
    border-bottom: 1px solid var(--line);
    display: none; padding: 10px 24px 24px;
    max-height: calc(100vh - 68px); overflow-y: auto;
  }
  .gnav ul { flex-direction: column; gap: 0; align-items: stretch; }
  .gnav a { display: block; padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 15px; }
  .nav-toggle:checked ~ .gnav { display: block; }
  .nav-burger {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 10px; cursor: pointer; margin-left: auto;
  }
  .nav-burger span { height: 2px; background: var(--g800); border-radius: 2px; transition: transform .2s, opacity .2s; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .gnav { margin-left: 0; }
  .header-cta { display: none; }
  .grid.c2, .grid.c3, .grid.c4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 28px; }
  .split.rev > .split-img { order: 0; }
  .stats { grid-template-columns: 1fr; }
  .doctor { grid-template-columns: 1fr; }
  .doctor img { max-width: 240px; }
  .form-card { padding: 26px 20px; }
  /* フッター：会社情報は全幅、Menu と Contact は横並び */
  .footer-in { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
  table.tbl th { width: auto; }
  .product-gallery { grid-template-columns: repeat(2, 1fr); }
}