@font-face {
    font-family: "Material Symbols Rounded";
    font-style: normal;
    font-weight: 100 700;
    font-display: block;
    src: url("https://cdn.jsdelivr.net/npm/@material-symbols/font-500@0.40.0/material-symbols-rounded.woff2") format("woff2");
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { margin: 0; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
  .ms {
    font-family: "Material Symbols Rounded";
    font-weight: normal; font-style: normal;
    line-height: 1; letter-spacing: normal; text-transform: none;
    display: inline-block; white-space: nowrap; word-wrap: normal;
    direction: ltr; -webkit-font-feature-settings: "liga";
    font-feature-settings: "liga"; -webkit-font-smoothing: antialiased;
    vertical-align: middle;
  }

  /* ---- Reusable layout ---- */
  .wrap { max-width: 80rem; margin-inline: auto; padding-left: 5%; padding-right: 5%; }
  .sect { padding-top: 4rem; padding-bottom: 4rem; }
  @media (min-width: 768px) { .sect { padding-top: 6rem; padding-bottom: 6rem; } }
  @media (min-width: 992px) { .sect { padding-top: 7rem; padding-bottom: 7rem; } }

  /* ---- Buttons ---- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    font-family: var(--font-body); font-weight: 600; font-size: 1rem;
    padding: 0.95rem 1.5rem; border-radius: var(--radius-button);
    border: 1px solid transparent; cursor: pointer; text-align: center;
    transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
    line-height: 1.2; white-space: nowrap;
  }
  .btn .ms { font-size: 1.3rem; }
  .btn:active { transform: translateY(1px); }
  .btn-line  { background: var(--color-spectra); color: #fff; }
  .btn-line:hover  { background: var(--color-spectra-dark); }
  .btn-quote { background: var(--color-potters-clay); color: #fff; }
  .btn-quote:hover { background: var(--color-potters-clay-dark); }
  .btn-phone { background: transparent; color: currentColor; border-color: currentColor; }
  .btn-phone:hover { background: var(--color-neutral-darkest-10); }
  .scheme-2 .btn-phone:hover, .scheme-3 .btn-phone:hover, .scheme-5 .btn-phone:hover { background: var(--color-white-10); }
  .btn-block { width: 100%; }

  /* ---- Chips / badges ---- */
  .chip {
    display: inline-flex; align-items: center; gap: 0.4rem;
    font-size: 0.85rem; font-weight: 600; font-family: var(--font-body);
    padding: 0.5rem 0.85rem; border-radius: var(--radius-badge);
    border: 1px solid var(--scheme-border);
  }
  .chip .ms { font-size: 1.05rem; color: var(--color-potters-clay-light); }

  .eyebrow-line {
    display: inline-flex; align-items: center; gap: 0.6rem;
    font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
    letter-spacing: 0.04em; text-transform: none; margin-bottom: 1.1rem;
    color: var(--color-potters-clay-light);
  }
  .eyebrow-line.dark { color: var(--color-potters-clay); }
  .eyebrow-line::before { content: ""; width: 1.75rem; height: 1px; background: currentColor; opacity: .8; }

  /* ---- Cards ---- */
  .card {
    background: var(--scheme-foreground); border: 1px solid var(--scheme-border);
    border-radius: var(--radius-card); padding: 2rem;
    transition: transform .25s ease, border-color .25s ease, background-color .25s ease;
  }
  .card:hover { transform: translateY(-4px); border-color: var(--color-potters-clay-light); }

  .icn-badge {
    display: inline-flex; align-items: center; justify-content: center;
    width: 3.25rem; height: 3.25rem; border-radius: var(--radius-card);
    background: var(--color-spectra); color: #fff; margin-bottom: 1.25rem;
  }
  .icn-badge .ms { font-size: 1.75rem; }

  /* ---- Grids ---- */
  .grid { display: grid; gap: 1.5rem; }
  .g-2 { grid-template-columns: 1fr; }
  .g-3 { grid-template-columns: 1fr; }
  .g-4 { grid-template-columns: 1fr; }
  @media (min-width: 768px) { .g-3 { grid-template-columns: repeat(3, 1fr); } .g-4 { grid-template-columns: repeat(2, 1fr); } .g-2 { grid-template-columns: 1fr 1fr; } }
  @media (min-width: 992px) { .g-4 { grid-template-columns: repeat(4, 1fr); } }

  /* ---- Reveal motion ----
     GSAP drives the entrances. Elements are hidden ONLY while the root carries
     the .motion class; that class is removed on reduced-motion, no-JS, or any
     init failure, so content can never get stuck invisible. */
  .motion .reveal { opacity: 0; }
  .motion .line-inner { transform: translateY(115%); }
  .motion [data-img] > * { clip-path: inset(0 0 102% 0); }

  /* ---- Nav ---- */
  .nav { position: sticky; top: 0; z-index: 999; background: rgba(255,255,255,.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--color-neutral-darkest-15); transition: box-shadow .2s ease; }
  .nav-links { display: none; }
  @media (min-width: 992px) { .nav-links { display: flex; align-items: center; gap: 2rem; } .nav-cta-d { display: inline-flex; } .nav-burger { display: none; } }
  .nav-link { font-size: 0.95rem; font-weight: 500; color: var(--color-neutral-dark); transition: color .2s ease; cursor: pointer; }
  .nav-link:hover { color: var(--color-neutral-darkest); }
  .nav-cta-d { display: none; }

  /* ---- Hero ---- */
  .hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
  @media (min-width: 992px) { .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 4rem; } }
  .hero-ctas { display: flex; flex-direction: column; gap: 0.85rem; }
  @media (min-width: 560px) { .hero-ctas { flex-direction: row; flex-wrap: wrap; } }
  .hero-badges { display: flex; flex-wrap: wrap; gap: 0.6rem; }

  /* ---- Comparison ---- */
  .cmp { display: grid; grid-template-columns: 1fr; gap: 1.25rem; align-items: stretch; position: relative; }
  @media (min-width: 880px) { .cmp { grid-template-columns: 1fr auto 1fr; gap: 0; } }
  .cmp-vs {
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem;
    width: 3.5rem; height: 3.5rem; border-radius: 50%; align-self: center;
    background: var(--color-neutral-darkest); color: #fff; margin: -0.5rem auto; z-index: 2;
    border: 4px solid var(--color-white);
  }
  @media (min-width: 880px) { .cmp-vs { margin: auto -1.75rem; } }

  /* ---- Process ---- */
  .steps { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
  @media (min-width: 768px) { .steps { grid-template-columns: repeat(4, 1fr); } }
  .step-num { font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; color: var(--color-potters-clay-light); letter-spacing: .08em; }

  /* ---- Checklist ---- */
  .checks { display: grid; grid-template-columns: 1fr; gap: 0.85rem; }
  @media (min-width: 768px) { .checks { grid-template-columns: 1fr 1fr; } }
  .check-item { display: flex; align-items: center; gap: 0.85rem; padding: 1.1rem 1.35rem; border: 1px solid var(--scheme-border); border-radius: var(--radius-card); background: var(--scheme-background); transition: border-color .2s ease; }
  .check-item:hover { border-color: var(--color-potters-clay-light); }
  .check-item .ms { color: var(--color-spectra); font-size: 1.4rem; }
  .scheme-2 .check-item .ms, .scheme-5 .check-item .ms { color: var(--color-potters-clay-light); }

  /* ---- FAQ ---- */
  .faq-item { border-bottom: 1px solid var(--scheme-border); }
  .faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.5rem 0; font-family: var(--font-heading); font-weight: 600; font-size: 1.15rem; }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary .chev { transition: transform .25s ease; flex-shrink: 0; }
  .faq-item[open] summary .chev { transform: rotate(180deg); }
  .faq-q { display: inline-flex; align-items: baseline; gap: 0.65rem; }
  .faq-q b { color: var(--color-potters-clay-light); font-family: var(--font-heading); }
  .faq-a { padding: 0 0 1.6rem 0; max-width: 52rem; color: var(--scheme-text-muted); line-height: 1.7; }

  /* ---- Sticky mobile CTA bar ---- */
  .mbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 998;
    display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1px;
    background: var(--color-neutral-darkest-15);
    border-top: 1px solid var(--color-neutral-darkest-15);
    transform: translateY(110%); transition: transform .35s cubic-bezier(.2,.7,.2,1);
  }
  .mbar.show { transform: none; }
  @media (min-width: 992px) { .mbar { display: none; } }
  .mbar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.2rem; padding: 0.7rem 0.4rem; font-size: 0.78rem; font-weight: 700; font-family: var(--font-body); color: #fff; }
  .mbar a .ms { font-size: 1.35rem; }
  .mbar .m-line  { background: var(--color-spectra); }
  .mbar .m-quote { background: var(--color-potters-clay); }
  .mbar .m-phone { background: var(--color-neutral-darkest); }

  /* ---- Misc ---- */
  .lead { color: var(--scheme-text-muted); }
  .imgslot { width: 100%; border-radius: var(--radius-image); overflow: hidden; }
  .note { font-size: 0.85rem; color: var(--scheme-text-muted); }
  .usecase-img { width: 100%; height: 180px; border-radius: var(--radius-image) var(--radius-image) 0 0; overflow: hidden; }

  /* ---- Scroll progress bar ---- */
  .progress { position: fixed; top: 0; left: 0; height: 3px; width: 100%; transform: scaleX(0); transform-origin: 0 50%; background: var(--color-potters-clay); z-index: 1000; }

  /* ---- Custom cursor (pointer devices only) ---- */
  .cursor-dot, .cursor-ring { position: fixed; top: 0; left: 0; border-radius: 50%; pointer-events: none; z-index: 10000; mix-blend-mode: difference; will-change: transform; }
  .cursor-dot { width: 7px; height: 7px; background: #fff; margin: -3.5px 0 0 -3.5px; }
  .cursor-ring { width: 38px; height: 38px; border: 1.5px solid #fff; margin: -19px 0 0 -19px; transition: width .25s ease, height .25s ease, margin .25s ease, background-color .25s ease; }
  .cursor-ring.grow { width: 66px; height: 66px; margin: -33px 0 0 -33px; background: rgba(255,255,255,.16); }
  @media (hover: none), (pointer: coarse) { .cursor-dot, .cursor-ring { display: none !important; } }

  /* ---- Hero headline line masks ---- */
  .line-mask { display: block; overflow: hidden; padding-bottom: 0.08em; }
  .line-inner { display: block; }

  /* ---- Image clip-reveal wrappers ---- */
  [data-img] { overflow: hidden; border-radius: var(--radius-image); }
  [data-img] > * { display: block; }

/* ---- Image placeholder (image-slot fallback) ---- */
.img-ph {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  height: 100%;
  min-height: 180px;
  padding: 1rem;
  text-align: center;
  border-radius: var(--radius-image);
  background: linear-gradient(135deg, var(--color-neutral-lightest), var(--color-neutral-lighter));
  color: var(--color-neutral-dark);
}
.img-ph .ms { font-size: 2rem; opacity: 0.6; }
.img-ph-cap { font-size: 0.85rem; line-height: 1.5; max-width: 92%; }
/* data-img ラッパー内（aspect-ratio 指定あり）は高さ100%で内側を満たす */
[data-img] > .img-ph { min-height: 0; }

/* ---- Quote form (new; lives in #contact) ---- */
.quote-form {
  max-width: 40rem;
  margin: 2.5rem auto 0;
  padding: 1.75rem;
  text-align: left;
  background: var(--color-white);
  color: var(--color-neutral-darkest);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-neutral-darkest-15);
}
.quote-form .qf-row { display: grid; gap: 0.4rem; margin-bottom: 1rem; }
.quote-form label { font-size: 0.9rem; font-weight: 600; }
.quote-form .req { color: var(--color-potters-clay); margin-left: 0.25rem; }
.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-neutral-light);
  border-radius: var(--radius-form);
  background: var(--color-white);
  color: var(--color-neutral-darkest);
}
.quote-form textarea { min-height: 7rem; resize: vertical; }
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  outline: 2px solid var(--color-potters-clay-light);
  outline-offset: 1px;
  border-color: var(--color-potters-clay);
}
.quote-form .cf-turnstile { margin: 0.5rem 0 1rem; }
.qf-status { margin-top: 0.85rem; font-size: 0.95rem; min-height: 1.4em; }
.qf-status.is-error { color: var(--color-potters-clay-dark); }
.qf-status.is-success { color: var(--color-spectra-dark); }
.quote-form button[disabled] { opacity: 0.6; cursor: not-allowed; }

/* =====================================================================
   POLISH PASS — UI/UX 磨き込み（日本語組版・フォーカス・奥行き・フォーム）
   ===================================================================== */

/* ---- 日本語組版 & 折返し ---- */
h2, h3, h4 { text-wrap: balance; }
.lead, p.note, .faq-a { text-wrap: pretty; }
.hero-h1, h2, h3 { font-feature-settings: "palt" 1; }
/* ヒーロー見出し：フレーズ境界で自然改行（Chrome）。Safari は normal にフォールバック。 */
.hero-h1 { font-size: clamp(2.5rem, 5.4vw, 4.25rem); line-height: 1.16; word-break: auto-phrase; line-break: strict; }

/* ---- テキスト選択色 ---- */
::selection { background: var(--color-potters-clay); color: #fff; }

/* ---- 暗色スキームの muted テキスト可読性修正 ----
   tokens.css の dark スキーム(2/3/5)は --scheme-text-muted を上書きしないため、
   .lead / .note / .faq-a が暗色のまま暗背景に乗り不可視になる。明色へ。 */
.scheme-2, .scheme-3, .scheme-5 { --scheme-text-muted: var(--color-white-60); }

/* ---- スティッキー nav 分のアンカーオフセット ---- */
header[id], section[id] { scroll-margin-top: 84px; }

/* ---- キーボードフォーカス可視化（品質床） ---- */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-spectra);
  outline-offset: 2px;
  border-radius: 4px;
}
.scheme-2 a:focus-visible,
.scheme-3 a:focus-visible,
.scheme-5 a:focus-visible,
.scheme-3 summary:focus-visible {
  outline-color: var(--color-potters-clay-light);
}
.quote-form :focus-visible { outline: 2px solid var(--color-spectra); outline-offset: 2px; }
:focus:not(:focus-visible) { outline: none; }

/* ---- reduced-motion：スクロールも穏やかに ---- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---- ボタン：触感のあるリフト ---- */
.btn-line, .btn-quote { box-shadow: 0 1px 2px var(--color-neutral-darkest-15); }
.btn-line:hover, .btn-quote:hover { transform: translateY(-1px); box-shadow: 0 8px 18px -8px var(--color-neutral-darkest-40); }
.btn-line:active, .btn-quote:active { transform: translateY(1px); box-shadow: 0 1px 2px var(--color-neutral-darkest-15); }

/* ---- カード：控えめな奥行き ---- */
.card { box-shadow: 0 1px 2px var(--color-neutral-darkest-5); }
.card:hover { box-shadow: 0 18px 36px -20px var(--color-neutral-darkest-40); }

/* ---- 主要画像：上品なソフトシャドウ ---- */
[data-img] { box-shadow: 0 18px 44px -22px var(--color-neutral-darkest-40); }

/* ---- 見積もりフォーム仕上げ ---- */
.quote-form { box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.6); }
@media (min-width: 620px) { .qf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; } }
.quote-form input:hover,
.quote-form select:hover,
.quote-form textarea:hover { border-color: var(--color-neutral); }
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  outline: 2px solid var(--color-spectra);
  outline-offset: 0;
  border-color: var(--color-spectra);
}
.quote-form input::placeholder,
.quote-form textarea::placeholder { color: var(--color-neutral); }
.quote-form .btn-quote { margin-top: 0.4rem; padding-top: 1.05rem; padding-bottom: 1.05rem; font-size: 1.05rem; }