@charset "UTF-8";
/* ============================================================
   BOUON LAB — デザインサンプル（架空ブランド）
   方向: ダーク×発光 × ブルータリズム（極太タイポ）
   シグネチャー: dBメーターの減衰（78dB → 28dB）
   ============================================================ */

/* ---------- 1. トークン ---------- */
:root {
  --c-void:    #06060a;   /* 漆黒・地 */
  --c-deep:    #0d0b16;   /* 一段上げた面 */
  --c-plum:    #16092b;   /* 深紫 */
  --c-neon:    #a855f7;   /* ネオンパープル・主張色 */
  --c-cyan:    #22d3ee;   /* シアン・副 */
  --c-hot:     #ff6b35;   /* 警告オレンジ（"うるさい"側のみ） */
  --c-white:   #f4f4f6;
  --c-muted:   #8b8b9c;
  --c-line:    #26263a;

  --font-en: "Anton", Impact, sans-serif;
  --font-jp: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;

  --section-pad: clamp(80px, 12vw, 152px);
  --container: 1180px;
  --container-narrow: 760px;
  --gutter: clamp(20px, 4.5vw, 56px);

  --z-header: 100;
  --z-nav: 200;
  --z-fixed: 1000;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.9s;
}

/* ---------- 2. リセット / ベース ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font-jp);
  font-weight: 500;
  color: var(--c-white);
  background: var(--c-void);
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: anywhere;
  /* 粒状ノイズ（発光を安っぽく見せないため） */
  background-image:
    radial-gradient(ellipse at 12% -10%, rgba(168,85,247,0.10), transparent 55%),
    radial-gradient(ellipse at 92% 8%, rgba(34,211,238,0.07), transparent 50%);
  background-attachment: fixed;
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; padding: 0; }
a { color: inherit; text-decoration: none; }

:focus-visible { outline: 2px solid var(--c-cyan); outline-offset: 3px; }

h1, h2, h3 { font-weight: 900; line-height: 1.4; letter-spacing: 0.01em; }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: var(--z-fixed);
  background: var(--c-neon); color: #fff; padding: 10px 18px; font-size: 13px;
  transition: top 0.2s;
}
.skip-link:focus { top: 12px; }
.sp-br { display: none; }
@media (max-width: 560px) { .sp-br { display: inline; } }

/* ---------- 3. レイアウト ---------- */
.container { width: min(var(--container), 100% - var(--gutter) * 2); margin-inline: auto; }
.container--narrow { width: min(var(--container-narrow), 100% - var(--gutter) * 2); margin-inline: auto; }

.section { padding-block: var(--section-pad); position: relative; }
.section--tone { background: var(--c-deep); border-block: 1px solid var(--c-line); }

.sec-head { margin-bottom: clamp(40px, 6vw, 68px); }
.sec-head__en {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  letter-spacing: 0.24em; color: var(--c-cyan); margin-bottom: 14px;
}
.sec-head__title {
  font-size: clamp(27px, 4.6vw, 52px); line-height: 1.32; letter-spacing: 0.005em;
}
.sec-head__lead {
  margin-top: 20px; max-width: 46em; color: var(--c-muted);
  font-size: 14.5px; line-height: 2.05; font-weight: 500;
}

/* ---------- 4. ヘッダー / HUD ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-header);
  display: flex; align-items: center; gap: 18px;
  padding: 14px var(--gutter);
  transition: background 0.4s, box-shadow 0.4s;
}
.site-header.is-scrolled {
  background: rgba(6,6,10,0.82);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--c-line);
}
.site-header__logo { display: flex; align-items: baseline; gap: 6px; }
.site-header__mark {
  font-family: var(--font-en); font-size: 22px; letter-spacing: 0.06em; color: var(--c-white);
}
.site-header__mark2 {
  font-family: var(--font-en); font-size: 22px; letter-spacing: 0.06em;
  color: var(--c-neon); text-shadow: 0 0 18px rgba(168,85,247,0.75);
}

/* HUD: 常時見えるdB表示（全幅で有効） */
.hud {
  display: inline-flex; align-items: baseline; gap: 5px;
  font-family: var(--font-mono); font-weight: 700;
  padding: 5px 12px; border: 1px solid var(--c-line); border-radius: 999px;
  background: rgba(6,6,10,0.5);
  margin-right: auto;
}
.hud__dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--c-hot);
  align-self: center; box-shadow: 0 0 10px currentColor;
  transition: background 0.6s, box-shadow 0.6s;
}
.hud.is-calm .hud__dot { background: var(--c-cyan); }
.hud__val { font-size: 14px; color: var(--c-white); font-variant-numeric: tabular-nums; }
.hud__unit { font-size: 10.5px; color: var(--c-muted); }

.global-nav { display: flex; align-items: center; gap: 26px; }
.global-nav ul { display: flex; gap: 22px; }
.global-nav a { font-size: 13.5px; letter-spacing: 0.06em; }
.global-nav ul a { position: relative; padding-bottom: 3px; }
.global-nav ul a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--c-cyan); box-shadow: 0 0 8px var(--c-cyan);
  transition: width 0.35s var(--ease-out);
}
.global-nav ul a:hover::after { width: 100%; }

.nav-toggle {
  display: none; width: 44px; height: 44px; background: none; border: none;
  cursor: pointer; position: relative; z-index: calc(var(--z-nav) + 1);
}
.nav-toggle span {
  display: block; width: 24px; height: 2px; margin: 5px auto;
  background: var(--c-white); transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 5. シグネチャー: 右端固定 dBメーター（PCのみ） ---------- */
.meter { display: none; }
@media (min-width: 1180px) {
  .meter {
    position: fixed; right: 26px; top: 50%; transform: translateY(-50%);
    z-index: var(--z-header);
    display: flex; flex-direction: column; align-items: center; gap: 12px;
    font-family: var(--font-mono); font-weight: 700;
  }
  .meter__label {
    writing-mode: vertical-rl; font-size: 9.5px; letter-spacing: 0.4em; color: var(--c-muted);
  }
  .meter__rail {
    position: relative; width: 3px; height: 190px;
    background: var(--c-line); overflow: hidden;
  }
  .meter__fill {
    position: absolute; left: 0; bottom: 0; width: 100%; height: 100%;
    background: linear-gradient(180deg, var(--c-hot), var(--c-neon) 55%, var(--c-cyan));
    box-shadow: 0 0 14px rgba(168,85,247,0.6);
    transform-origin: bottom; transition: transform 0.35s linear;
  }
  .meter__val {
    font-size: 17px; color: var(--c-white); font-variant-numeric: tabular-nums;
  }
  .meter__unit { font-size: 10px; color: var(--c-muted); margin-top: -8px; }
}

/* ---------- 6. ボタン ---------- */
.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 34px; min-height: 52px;
  background: var(--c-neon); color: #0b0512;
  border: 1px solid var(--c-neon); border-radius: 2px;
  font-family: var(--font-jp); font-weight: 700;
  font-size: 14.5px; letter-spacing: 0.06em; cursor: pointer;
  box-shadow: 0 0 0 rgba(168,85,247,0);
  transition: box-shadow 0.4s var(--ease-out), background 0.4s, color 0.4s, transform 0.4s;
}
.button:hover {
  box-shadow: 0 0 28px rgba(168,85,247,0.55);
  transform: translateY(-2px);
}
.button--sm { padding: 10px 20px; min-height: 44px; font-size: 13px; }
.button--lg { padding: 19px 46px; min-height: 60px; font-size: 15.5px; }
.button--ghost {
  background: transparent; color: var(--c-white); border-color: var(--c-line);
}
.button--ghost:hover {
  border-color: var(--c-cyan); color: var(--c-cyan);
  box-shadow: 0 0 24px rgba(34,211,238,0.28);
}

/* ---------- 7. ヒーロー ---------- */
.hero {
  position: relative; min-height: 100svh; overflow: hidden;
  display: flex; align-items: center;
  padding: 128px var(--gutter) 92px;
}
.hero__bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0.5;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(6,6,10,0.95) 0%, rgba(6,6,10,0.72) 42%, rgba(6,6,10,0.35) 100%),
    linear-gradient(0deg, var(--c-void) 2%, transparent 45%);
}
.hero__wave {
  position: absolute; left: 0; right: 0; bottom: 0;
  width: 100%; height: min(46svh, 380px);
  z-index: 1; pointer-events: none;
}
.hero__inner { position: relative; z-index: 2; max-width: 780px; }
.hero__en {
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 700;
  letter-spacing: 0.3em; color: var(--c-cyan); margin-bottom: 22px;
}
.hero__title {
  font-size: clamp(34px, 7.4vw, 82px); line-height: 1.22; letter-spacing: 0.005em;
}
.hero__title span { display: block; }
.hero__title--hl {
  color: transparent;
  background: linear-gradient(96deg, var(--c-white) 8%, var(--c-neon) 52%, var(--c-cyan) 96%);
  -webkit-background-clip: text; background-clip: text;
}
.hero__lead {
  margin-top: 26px; font-size: 15px; color: #c9c9d6; line-height: 2.05; max-width: 34em;
}
.hero__lead b { color: var(--c-white); font-family: var(--font-mono); font-size: 17px; }
.hero__actions { margin-top: 38px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; right: var(--gutter); bottom: 26px; z-index: 2;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.34em; color: var(--c-muted);
}
@media (max-width: 900px) { .hero__scroll { display: none; } }

/* ---------- 8. 音の実測バー ---------- */
.bars { display: grid; gap: 18px; }
.bars__row {
  display: grid; align-items: center; gap: 8px 18px;
  grid-template-columns: minmax(150px, 15em) 1fr auto;
}
.bars__name { font-size: 13.5px; color: #c9c9d6; }
.bars__track { height: 8px; background: var(--c-line); position: relative; overflow: hidden; }
.bars__fill {
  display: block; height: 100%; width: 0;
  transition: width 1.5s var(--ease-out);
}
.bars__row.is-inview .bars__fill { width: calc(var(--v) * 1%); }
.bars__fill--hot  { background: linear-gradient(90deg, #7a2d12, var(--c-hot)); box-shadow: 0 0 16px rgba(255,107,53,0.55); }
.bars__fill--warn { background: linear-gradient(90deg, #4a2a5e, var(--c-neon)); box-shadow: 0 0 14px rgba(168,85,247,0.45); }
.bars__fill--line { background: linear-gradient(90deg, #2b2b45, #6b6b8c); }
.bars__fill--calm { background: linear-gradient(90deg, #0f4552, var(--c-cyan)); box-shadow: 0 0 16px rgba(34,211,238,0.5); }
.bars__num {
  font-family: var(--font-mono); font-weight: 700; font-size: 19px;
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.bars__num small { font-size: 11px; color: var(--c-muted); margin-left: 3px; }
.bars__note { margin-top: 26px; font-size: 12px; color: var(--c-muted); line-height: 1.9; }
@media (max-width: 640px) {
  .bars__row { grid-template-columns: 1fr auto; }
  .bars__track { grid-column: 1 / -1; order: 3; }
}

/* ---------- 9. 壁の構造 ---------- */
.structure { display: grid; gap: clamp(32px, 5vw, 56px); }
@media (min-width: 960px) { .structure { grid-template-columns: 1.02fr 1fr; align-items: start; } }
.structure__photo { margin: 0; }
.structure__photo img { width: 100%; border: 1px solid var(--c-line); }
.structure__photo figcaption {
  margin-top: 12px; font-size: 12px; color: var(--c-muted);
  font-family: var(--font-mono); letter-spacing: 0.04em;
}
.layers { display: grid; gap: 4px; }
.layers__item {
  display: grid; grid-template-columns: auto 1fr; gap: 20px;
  padding: 22px 20px; background: rgba(255,255,255,0.02);
  border-left: 2px solid var(--c-line);
  transition: border-color 0.4s, background 0.4s;
}
.layers__item:hover { border-left-color: var(--c-cyan); background: rgba(34,211,238,0.05); }
.layers__num {
  font-family: var(--font-mono); font-weight: 700; font-size: 13px; color: var(--c-neon);
  padding-top: 3px;
}
.layers__title { font-size: 17px; margin-bottom: 6px; }
.layers__text { font-size: 13.5px; color: var(--c-muted); line-height: 1.95; }

/* ---------- 10. 料金プラン ---------- */
.plans { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); }
.plan {
  position: relative; padding: 38px 28px 32px;
  background: var(--c-deep); border: 1px solid var(--c-line);
  transition: border-color 0.4s, transform 0.4s var(--ease-out), box-shadow 0.4s;
}
.plan:hover { transform: translateY(-4px); border-color: #3a3a58; }
.plan--pick {
  border-color: var(--c-neon);
  background: linear-gradient(180deg, rgba(168,85,247,0.10), rgba(13,11,22,0.9) 45%);
  box-shadow: 0 0 40px rgba(168,85,247,0.18);
}
.plan__badge {
  position: absolute; top: -1px; left: -1px;
  background: var(--c-neon); color: #0b0512;
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em; padding: 5px 14px;
}
/* バッジは絶対配置なので流し込みを押し下げない（3枚の行が揃う） */
.plan__grade {
  font-family: var(--font-mono); font-weight: 700; font-size: 13px;
  letter-spacing: 0.16em; color: var(--c-cyan);
}
.plan__grade span { font-size: 22px; }
.plan__name {
  font-family: var(--font-en); font-size: 40px; letter-spacing: 0.04em;
  line-height: 1.1; margin: 6px 0 16px;
}
.plan__price {
  font-family: var(--font-mono); font-weight: 700; font-size: 38px; line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.plan__price small { font-size: 13px; color: var(--c-muted); font-weight: 400; }
.plan__for {
  margin: 14px 0 20px; padding-bottom: 20px; border-bottom: 1px solid var(--c-line);
  font-size: 13.5px; color: #c9c9d6;
}
.plan__spec { display: grid; gap: 9px; font-size: 13px; color: var(--c-muted); }
.plan__spec li { padding-left: 18px; position: relative; line-height: 1.75; }
.plan__spec li::before {
  content: ""; position: absolute; left: 0; top: 0.7em;
  width: 7px; height: 1px; background: var(--c-cyan);
}

/* ---------- 11. 施工の流れ ---------- */
.flow { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(232px, 1fr)); }
.flow__step { padding-top: 22px; border-top: 1px solid var(--c-line); position: relative; }
.flow__step::before {
  content: ""; position: absolute; top: -1px; left: 0; width: 34px; height: 1px;
  background: var(--c-neon); box-shadow: 0 0 10px var(--c-neon);
}
.flow__num {
  font-family: var(--font-mono); font-weight: 700; font-size: 12px;
  letter-spacing: 0.2em; color: var(--c-muted); margin-bottom: 10px;
}
.flow__title { font-size: 18px; margin-bottom: 10px; }
.flow__text { font-size: 13.5px; color: var(--c-muted); line-height: 1.95; }

/* ---------- 12. 最終CTA ---------- */
.cta {
  padding-block: clamp(88px, 13vw, 156px); text-align: center;
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 120%, rgba(34,211,238,0.16), transparent 62%),
    var(--c-void);
  border-top: 1px solid var(--c-line);
}
.cta__db {
  font-family: var(--font-mono); font-weight: 700; font-size: 13px;
  letter-spacing: 0.2em; color: var(--c-cyan); margin-bottom: 20px;
}
.cta__db span { font-size: 34px; text-shadow: 0 0 24px rgba(34,211,238,0.6); }
.cta__title { font-size: clamp(26px, 4.4vw, 50px); line-height: 1.38; }
.cta__text { margin-top: 26px; font-size: 14.5px; color: var(--c-muted); line-height: 2.1; }
.cta__actions { margin-top: 42px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 13. フッター ---------- */
.site-footer { padding: 44px 0 36px; border-top: 1px solid var(--c-line); color: var(--c-muted); }
.site-footer__inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px; flex-wrap: wrap; font-size: 12px; font-family: var(--font-mono);
}
.site-footer__logo { font-family: var(--font-en); font-size: 18px; color: var(--c-white); letter-spacing: 0.08em; }

/* ---------- 14. サンプル明示バッジ（全サンプル共通仕様） ---------- */
.sample-badge {
  position: fixed; left: 16px; bottom: 16px; z-index: var(--z-fixed);
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px 8px 10px; border-radius: 999px;
  background: rgba(244,244,246,0.10); backdrop-filter: blur(10px);
  border: 1px solid var(--c-line);
  color: var(--c-white); font-size: 11.5px; letter-spacing: 0.03em; line-height: 1.5;
  transition: background 0.3s, border-color 0.3s;
}
.sample-badge:hover { background: rgba(244,244,246,0.18); border-color: var(--c-neon); }
.sample-badge__tag {
  background: var(--c-cyan); color: #04141a; font-weight: 700;
  padding: 2px 8px; border-radius: 999px; font-size: 10px; letter-spacing: 0.12em;
}
@media (max-width: 640px) {
  .sample-badge { left: 10px; bottom: 10px; padding: 6px 12px 6px 8px; font-size: 10.5px; }
  .sample-badge__text { max-width: 15em; }
}

/* ---------- 15. SPナビ ---------- */
@media (max-width: 1000px) {
  .nav-toggle { display: block; }
  .global-nav {
    position: fixed; inset: 0; z-index: var(--z-nav);
    background: rgba(6,6,10,0.97);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 40px;
    opacity: 0; visibility: hidden; transition: opacity 0.4s, visibility 0.4s;
  }
  .global-nav.is-open { opacity: 1; visibility: visible; }
  .global-nav ul { flex-direction: column; text-align: center; gap: 26px; }
  .global-nav ul a { font-size: 20px; font-weight: 700; }
}

/* ---------- 16. モーション基盤 ---------- */
.js-reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}
.js-reveal.is-inview { opacity: 1; transform: none; }
.js-reveal[data-delay="1"] { transition-delay: 0.1s; }
.js-reveal[data-delay="2"] { transition-delay: 0.2s; }
.js-reveal[data-delay="3"] { transition-delay: 0.3s; }

/* ---------- 17. モーション停止（reduced-motion環境のみボタン表示） ---------- */
.motion-stop {
  display: none;
  position: fixed; right: 16px; bottom: 16px; z-index: var(--z-fixed);
  padding: 10px 16px; font: inherit; font-size: 12px;
  background: var(--c-deep); color: var(--c-white);
  border: 1px solid var(--c-line); border-radius: 999px; cursor: pointer;
}
@media (prefers-reduced-motion: reduce) { .motion-stop { display: block; } }
html.is-motion-off *, html.is-motion-off *::before, html.is-motion-off *::after {
  transition-duration: 0.01ms !important;
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  scroll-behavior: auto !important;
}
html.is-motion-off .js-reveal { opacity: 1; transform: none; }
html.is-motion-off .bars__row .bars__fill { width: calc(var(--v) * 1%); }

/* ================================================================
   sample-notice:v1 — サンプル表記（14本共通・apply_sample_notice.py が生成）
   帯 / 商品CTAのモーダル / ラクシス導線 / フッター注記
   ================================================================ */
:root {
  --sample-bar-bg: #a855f7;
  --sample-bar-fg: #0d0b16;
  --sample-bar-h: 40px;
  --sample-font: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;
  --laxis-band-bg: #16092b;
  --laxis-band-fg: #f4f4f6;
  --laxis-band-line: rgba(255, 255, 255, 0.12);
  --z-sample-bar: 3000;
  --z-sample-modal: 4000;
}

/* ---- 1. 最上部の固定帯 ---- */
.sample-bar {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-sample-bar);
  display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap;
  min-height: 40px; padding: 8px 14px;
  background: var(--sample-bar-bg); color: var(--sample-bar-fg);
  font-family: var(--sample-font); font-size: 12.5px; font-weight: 500;
  line-height: 1.6; letter-spacing: 0.02em; text-align: center;
}
.sample-bar__tag {
  flex: none; background: var(--sample-bar-fg); color: var(--sample-bar-bg);
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em;
  padding: 3px 9px; border-radius: 3px; white-space: nowrap;
}
.sample-bar__text b { font-weight: 700; }
.sample-bar__by { opacity: 0.72; }
body { padding-top: var(--sample-bar-h); }
.site-header { top: var(--sample-bar-h); }
.skip-link:focus { top: calc(var(--sample-bar-h) + 12px); }
@media (max-width: 640px) {
  :root { --sample-bar-h: 54px; }
  .sample-bar { font-size: 11px; gap: 6px; padding: 7px 12px; }
  .sample-bar__tag { font-size: 9.5px; padding: 2px 7px; }
  .sample-bar__by { display: block; width: 100%; }
}

/* ---- 2. 商品CTAのモーダル ---- */
.sample-modal {
  position: fixed; inset: 0; z-index: var(--z-sample-modal);
  display: flex; align-items: center; justify-content: center; padding: 20px;
  font-family: var(--sample-font);
}
.sample-modal[hidden] { display: none; }
.sample-modal__backdrop { position: absolute; inset: 0; background: rgba(8, 10, 14, 0.66); backdrop-filter: blur(3px); }
.sample-modal__panel {
  position: relative; width: min(480px, 100%); background: #fff; color: #1f2933;
  border-radius: 16px; padding: 34px 30px 28px; text-align: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35); border-top: 4px solid var(--sample-bar-bg);
}
.sample-modal__tag {
  display: inline-block; background: var(--sample-bar-bg); color: var(--sample-bar-fg);
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em;
  padding: 4px 10px; border-radius: 3px; margin-bottom: 18px;
}
.sample-modal__title { font-size: 20px; font-weight: 700; line-height: 1.6; margin-bottom: 14px; color: #1f2933; }
.sample-modal__text { font-size: 13.5px; line-height: 2; color: #56606b; margin-bottom: 26px; text-align: left; }
.sample-modal__actions { display: flex; flex-direction: column; gap: 10px; }
.sample-modal__button {
  display: block; background: var(--sample-bar-bg); color: var(--sample-bar-fg); text-decoration: none;
  font-size: 15px; font-weight: 700; padding: 16px 20px; border-radius: 11px;
}
.sample-modal__close {
  display: block; width: 100%; background: none; border: 1px solid #d5dbe1; color: #56606b;
  font-family: inherit; font-size: 13.5px; padding: 14px 20px; border-radius: 11px; cursor: pointer;
}
.sample-modal__close:hover { background: #f2f4f6; }

/* ---- 3. 最下部の案内帯（架空フッターの下） ---- */
/* 下の余白は、左下に固定されている SAMPLE バッジに文字が隠されないための逃げ */
.laxis-band {
  position: relative; z-index: 1;
  background: var(--laxis-band-bg); color: var(--laxis-band-fg);
  border-top: 1px solid var(--laxis-band-line);
  font-family: var(--sample-font); text-align: center;
  padding: 32px 6vw 58px;
}
.laxis-band__text { font-size: 12.5px; line-height: 1.95; opacity: 0.85; margin: 0 0 18px; }
.laxis-band__text b { font-weight: 700; }
.laxis-band__text .nb { display: inline-block; }
.laxis-band__actions { display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center; align-items: center; }
.laxis-band__button {
  display: inline-flex; align-items: center; background: var(--sample-bar-bg); color: var(--sample-bar-fg);
  font-size: 13.5px; font-weight: 700; text-decoration: none; padding: 13px 28px; border-radius: 10px;
}
.laxis-band__back {
  color: inherit; font-size: 12px; opacity: 0.68;
  text-decoration: underline; text-underline-offset: 3px;
}
.laxis-band__back:hover { opacity: 1; }
@media (max-width: 640px) {
  .laxis-band { padding: 28px 20px 82px; }
}

/* ---- 4. フッターの注記 ---- */
.sample-note {
  margin-top: 26px; padding-top: 18px; border-top: 1px solid rgba(128, 128, 128, 0.3);
}
.sample-note p {
  font-family: var(--sample-font); font-size: 12px; line-height: 1.95;
  opacity: 0.9; margin: 0; text-align: left;
}