/* ==========================================================================
   AWSコスト最適化・運用改善サービス LP - メインスタイルシート
   デザイン基盤: aws_cost_optimization_lp_recommended.html
   配色: ネイビー + グリーン（推奨版の青は不使用）
   ========================================================================== */

/* ==========================================================================
   1. カラートークン（役割ベース） / 設計トークン
   ========================================================================== */

:root {
  --color-primary: #12385a;
  --color-primary-dark: #0b1f33;
  --color-accent: #0a7e5c;
  --color-accent-dark: #086b4e;
  --color-accent-bright: #10b981;
  --color-text: #172033;
  --color-text-light: #5f6b7a;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f9fc;
  --color-border: #e5eaf0;
  --color-error: #dc2626;
  --color-blue: #2563eb;
  --color-green-soft: #ecfdf5;
  --color-blue-soft: #eef2f7;
  --color-muted-light: #c9d5e2;
  --color-on-dark: #ffffff;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;

  --max-width: 1180px;
  --radius: 10px;
  --radius-lg: 18px;
  --radius-pill: 9999px;

  --shadow-sm: 0 4px 12px rgba(32, 48, 70, 0.05);
  --shadow-md: 0 8px 24px rgba(32, 48, 70, 0.06);
  --shadow-lg: 0 18px 50px rgba(15, 35, 60, 0.12);

  --transition: 0.2s ease;
}

/* ==========================================================================
   2. リセット / ベース
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  scroll-padding-top: 84px;
}

@media (max-width: 767px) {
  html { scroll-padding-top: 72px; }
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  overflow-wrap: break-word;
  word-break: break-word;
}

ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* 見出しは行長を均衡させ、不自然な位置での改行を抑える（対応ブラウザのみ有効） */
h1, h2, h3, h4, h5, h6 { text-wrap: balance; }

/* ==========================================================================
   3. ユーティリティ
   ========================================================================== */

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 9999;
  padding: 1rem 1.5rem;
  background-color: var(--color-primary);
  color: var(--color-on-dark);
  font-weight: 700;
  border-radius: 0 0 var(--radius) 0;
  transition: top var(--transition);
}
.skip-link:focus {
  top: 0;
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   4. ボタン
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 54px;
  min-width: 44px;
  padding: 0 24px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.3;
  text-align: center;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background-color var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-on-dark);
  box-shadow: 0 10px 24px rgba(10, 126, 92, 0.24);
}
.btn--primary:hover {
  transform: translateY(-1px);
  background-color: var(--color-accent-dark);
}
.btn--primary:active { transform: translateY(1px); }
.btn--secondary {
  background-color: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-primary-dark);
}
.btn--secondary:hover { border-color: var(--color-muted-light); }

/* ヘッダー内のコンパクトCTA */
.btn--header {
  min-height: auto;
  padding: 12px 18px;
  font-size: 0.875rem;
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(10, 126, 92, 0.22);
}

/* ==========================================================================
   5. セクション共通
   ========================================================================== */

.section {
  padding: 86px 0;
}
.section--alt {
  background-color: var(--color-bg-alt);
}
.section-head {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 44px;
}
.kicker {
  color: var(--color-blue);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
.section h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.25;
  margin: 8px 0 12px;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}
.section-head p {
  margin: 0;
  color: var(--color-text-light);
  font-size: 17px;
}

/* ==========================================================================
   6. ヘッダー
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(229, 234, 240, 0.9);
}
.header__inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--color-primary-dark);
}
.header__logo {
  height: 60px;
  width: auto;
  display: block;
}
.header__nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  color: var(--color-text-light);
}
.header__nav-link { transition: color var(--transition); }
.header__nav-link:hover { color: var(--color-blue); }

@media (max-width: 767px) {
  .header__inner { height: 60px; }
  .header__logo { height: 50px; }
  .header__nav { display: none; }
  .btn--header { font-size: 12px; padding: 10px 12px; }
}

/* ==========================================================================
   7. ヒーロー
   ========================================================================== */

.hero {
  position: relative;
  overflow: hidden;
  padding: 74px 0 64px;
  background:
    radial-gradient(circle at 88% 18%, rgba(18, 56, 90, 0.10), transparent 26%),
    radial-gradient(circle at 70% 78%, rgba(10, 126, 92, 0.10), transparent 26%),
    linear-gradient(180deg, #f6f9fd 0%, var(--color-bg) 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(18, 56, 90, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 56, 90, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
}
.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-blue);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.02em;
  background-color: #eef5ff;
  border: 1px solid #dbeafe;
  padding: 7px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}
.hero__eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background-color: var(--color-accent); }
.hero__title {
  margin: 0 0 20px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.16;
  letter-spacing: -0.035em;
  color: var(--color-primary-dark);
  font-weight: 800;
}
.hero__title-accent { color: var(--color-accent); display: inline-block; }
.hero__lead {
  font-size: 19px;
  color: var(--color-text-light);
  margin: 0 0 28px;
  max-width: 560px;
}
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.hero__trusts { display: flex; flex-wrap: wrap; gap: 9px 18px; font-size: 14px; color: var(--color-text); }
.hero__trust { display: inline-flex; align-items: center; gap: 7px; }
.hero__check {
  width: 20px; height: 20px; border-radius: 50%;
  display: inline-grid; place-items: center;
  background-color: var(--color-green-soft);
  color: var(--color-accent);
  font-weight: 900; font-size: 12px;
}

/* ヒーロー右: 診断結果イメージ（サンプル） */
.hero__dashboard {
  position: relative;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
  padding: 22px;
  overflow: hidden;
}
.hero__dashboard::after {
  content: "SAMPLE";
  position: absolute;
  right: 8px;
  top: 10px;
  transform: rotate(12deg);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.2em;
  color: #a9b6c5;
}
.dash__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.dash__title { font-size: 12px; color: var(--color-text-light); font-weight: 800; letter-spacing: 0.08em; }
.dash__live { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--color-text-light); }
.dash__live i { width: 8px; height: 8px; background-color: var(--color-accent); border-radius: 50%; box-shadow: 0 0 0 5px rgba(10, 126, 92, 0.1); }
.dash__cost {
  padding: 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-on-dark);
  margin-bottom: 16px;
}
.dash__cost-label { font-size: 13px; opacity: 0.8; }
.dash__cost-main { display: flex; align-items: end; justify-content: flex-start; gap: 20px; margin-top: 5px; padding-left: clamp(3rem, 30%, 12rem); }
.dash__cost-num { font-size: 30px; font-weight: 600; letter-spacing: -0.02em; white-space: nowrap; color: #77f0bf; }
.dash__cost-num small { font-size: 15px; font-weight: 600; margin-left: 2px; }
.dash__flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 16px;
}
.dash__flow-box { text-align: center; }
.dash__flow-box small { display: block; color: var(--color-text-light); font-size: 12px; }
.dash__flow-box strong { font-size: 20px; color: var(--color-primary-dark); white-space: nowrap; }
.dash__arrow { color: var(--color-accent); font-weight: 900; font-size: 22px; text-align: center; }
.dash__metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dash__metrics--2 { grid-template-columns: repeat(2, 1fr); }
.dash__metric { border: 1px solid var(--color-border); border-radius: 14px; padding: 13px; background-color: var(--color-bg); }
.dash__metric small { display: block; color: var(--color-text-light); font-size: 11px; }
.dash__metric strong { display: block; font-size: 16px; margin-top: 2px; color: var(--color-primary-dark); white-space: nowrap; }
.dash__caption { margin-top: 14px; font-size: 11px; color: var(--color-text-light); line-height: 1.6; }

@media (min-width: 980px) {
  .hero__grid { grid-template-columns: 1.08fr 0.92fr; gap: 56px; }
}
@media (max-width: 480px) {
  .dash__metrics { grid-template-columns: 1fr; }
  .dash__metric { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
  .dash__metric small { font-size: 12px; }
}

/* 320〜360px: ヒーローのカードで金額がはみ出して欠けるのを防ぐ */
@media (max-width: 374px) {
  .dash__cost-main { padding-left: 0; }
  .dash__flow { grid-template-columns: 1fr; justify-items: start; }
  .dash__arrow { transform: rotate(90deg); }
}

/* ==========================================================================
   8. 指標ストリップ
   ========================================================================== */

.strip {
  padding: 22px 0;
  background-color: var(--color-primary-dark);
  color: var(--color-on-dark);
}
.strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.strip__item { padding: 10px 24px; border-right: 1px solid rgba(255, 255, 255, 0.15); }
.strip__item:last-child { border-right: 0; }
.strip__item b { display: block; font-size: 20px; }
.strip__item span { font-size: 13px; color: var(--color-muted-light); }

@media (max-width: 979px) {
  .strip__grid { grid-template-columns: repeat(2, 1fr); }
  .strip__item:nth-child(2) { border-right: 0; }
}
@media (max-width: 640px) {
  .strip__grid { grid-template-columns: 1fr; }
  .strip__item { border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
  .strip__item:last-child { border-bottom: 0; }
}

/* ==========================================================================
   9. 課題提起
   ========================================================================== */

.problem-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 46px; align-items: center; }
.problem__lead { color: var(--color-text-light); margin-bottom: 24px; }
.problem-list { display: grid; gap: 14px; }
.problem-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 15px 16px; border-radius: 14px;
  background-color: var(--color-bg); border: 1px solid var(--color-border);
}
.problem-item__num {
  min-width: 31px; height: 31px; border-radius: 9px;
  background-color: var(--color-blue-soft); color: var(--color-blue);
  display: grid; place-items: center; font-weight: 900; font-size: 13px; flex-shrink: 0;
}
.problem-item b { display: block; color: var(--color-primary-dark); }
.problem-item span { display: block; color: var(--color-text-light); font-size: 14px; margin-top: 2px; }
.quote-card {
  border-radius: 22px; padding: 27px;
  background: linear-gradient(145deg, var(--color-primary-dark), #183f65);
  color: var(--color-on-dark); box-shadow: var(--shadow-lg);
}
.quote-card h3 { font-size: 24px; line-height: 1.4; margin: 0 0 12px; }
.quote-card p { color: #cad7e4; margin: 0 0 24px; }
.quote-mini { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.quote-mini div { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.1); padding: 15px; border-radius: 12px; }
.quote-mini b { display: block; font-size: 16px; }
.quote-mini span { font-size: 12px; color: #cbd8e6; }

@media (max-width: 979px) {
  .problem-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .quote-mini { grid-template-columns: 1fr; }
}

/* ==========================================================================
   10. サービスフロー（5ステップ）
   ========================================================================== */

.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.step {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 22px 18px;
}
.step__bignum {
  position: absolute;
  top: -6px;
  right: 10px;
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
  color: var(--color-blue);
  opacity: 0.10;
  pointer-events: none;
}
.step__num { position: relative; z-index: 1; font-size: 12px; color: var(--color-blue); font-weight: 900; text-transform: uppercase; letter-spacing: 0.06em; }
.step h3 { font-size: 17px; margin: 6px 0 8px; color: var(--color-primary-dark); }
.step p { font-size: 13px; color: var(--color-text-light); margin: 0 0 12px; line-height: 1.5; }
.step__tag {
  align-self: flex-start;
  margin-top: auto;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  background-color: var(--color-blue-soft);
  color: var(--color-blue);
  font-weight: 800;
  font-size: 11px;
}
.step__tag--green { background-color: var(--color-green-soft); color: var(--color-accent); }

@media (max-width: 979px) {
  .steps { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .step { margin-bottom: 0; }
}

/* ==========================================================================
   11. 安全性
   ========================================================================== */

.safety { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.card__icon {
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center;
  background-color: var(--color-green-soft); color: var(--color-accent);
  font-weight: 900; margin-bottom: 18px;
}
.card h3 { margin: 0 0 9px; color: var(--color-primary-dark); font-size: 17px; }
.card p { margin: 0; color: var(--color-text-light); font-size: 15px; }

.exclusion {
  margin-top: 32px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
}
.exclusion__title { font-size: 16px; font-weight: 700; color: var(--color-primary-dark); margin-bottom: 12px; }
.exclusion__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.exclusion__group--option .exclusion__title { color: var(--color-accent-dark); }
@media (max-width: 640px) { .exclusion__cols { grid-template-columns: 1fr; gap: 20px; } }
.exclusion__lead { font-size: 14px; color: var(--color-text-light); margin-bottom: 14px; line-height: 1.7; }
.exclusion__list { display: flex; flex-wrap: wrap; gap: 8px; }
.exclusion__item {
  display: inline-flex; align-items: center;
  padding: 5px 12px 5px 28px;
  position: relative;
  font-size: 13px; color: var(--color-text-light);
  background-color: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: var(--radius);
}
.exclusion__item::before { content: "✕"; position: absolute; left: 10px; color: var(--color-error); font-weight: 700; }
.exclusion__list--option .exclusion__item { border-color: var(--color-accent); }
.exclusion__list--option .exclusion__item::before { content: "✓"; color: var(--color-accent); }
.exclusion__note { margin-top: 14px; font-size: 14px; color: var(--color-text-light); line-height: 1.7; }
.exclusion__note strong { color: var(--color-primary); }

@media (max-width: 979px) {
  .safety { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .safety { grid-template-columns: 1fr; }
}

/* ==========================================================================
   12. 料金 / ROI
   ========================================================================== */

.roi { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 40px; align-items: center; }
.roi__box {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  padding: 28px;
  box-shadow: var(--shadow-md);
}
.roi__row { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; border-bottom: 1px solid #edf1f5; gap: 16px; }
.roi__row:last-of-type { border-bottom: 0; }
.roi__row span { color: var(--color-text-light); }
.roi__row-formula { display: inline-block; font-size: 12px; font-weight: 400; color: var(--color-text-light); margin-top: 2px; }
.roi__row b { font-size: 21px; color: var(--color-primary-dark); white-space: nowrap; text-align: right; }
.roi__row b small { display: block; font-size: 11px; font-weight: 700; margin-top: -2px; line-height: 1.2; }
.roi__row--em { align-items: flex-start; }
.roi__row--em b { color: var(--color-accent); font-size: 26px; }
.roi__row--cost b { color: var(--color-primary-dark); }
.roi__note { font-size: 12px; color: var(--color-text-light); margin-top: 14px; line-height: 1.6; }
.roi__more { font-size: 13px; color: var(--color-text-light); margin-top: 16px; line-height: 1.7; }

/* 提供会社ブロック（補足的に控えめに） */
#company { padding: 48px 0; }
.company { max-width: 820px; margin: 0 auto; text-align: center; }
.company .kicker { font-size: 12px; }
.company .company__name { font-size: clamp(17px, 2.2vw, 20px); color: var(--color-primary-dark); margin: 8px 0 10px; letter-spacing: -0.02em; }
.company__desc { color: var(--color-text-light); font-size: 15px; line-height: 1.8; margin-bottom: 18px; }
.company__link { display: inline-flex; align-items: center; gap: 6px; color: var(--color-blue); font-weight: 700; font-size: 15px; }
.company__link:hover { text-decoration: underline; }
.roi__text h2 { text-align: left; }
.roi__text p { color: var(--color-text-light); }
.roi__formula {
  margin: 18px 0;
  padding: 16px 18px;
  background-color: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
}
.roi__formula-expr { font-weight: 800; color: var(--color-primary); font-size: 17px; line-height: 1.5; }
.roi__formula-desc { font-size: 13px; color: var(--color-text-light); margin-top: 6px; line-height: 1.6; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pill { background-color: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-pill); padding: 7px 13px; font-size: 13px; color: var(--color-text-light); }

.disclaimer {
  margin-top: 32px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.disclaimer__title { font-size: 14px; font-weight: 700; color: var(--color-primary-dark); margin-bottom: 10px; }
.disclaimer__list { list-style: disc; padding-left: 1.25rem; display: grid; gap: 8px; }
.disclaimer__list li { font-size: 13px; color: var(--color-text-light); line-height: 1.6; }
.disclaimer__note { margin-top: 10px; font-size: 13px; color: var(--color-text-light); }

@media (max-width: 979px) {
  .roi { grid-template-columns: 1fr; gap: 28px; }
  .roi__text h2 { text-align: center; }
}

/* ==========================================================================
   13b. ご用意いただくもの
   ========================================================================== */

.prepare {
  max-width: 720px;
  margin: 0 auto;
}
.prepare__required { display: grid; gap: 16px; }
.prepare__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background-color: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.prepare__num {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-on-dark);
  display: grid; place-items: center;
  font-weight: 800;
}
.prepare__item b { display: block; color: var(--color-primary-dark); font-size: 17px; margin-bottom: 4px; }
.prepare__item span { display: block; color: var(--color-text-light); font-size: 14px; line-height: 1.7; }

/* ==========================================================================
   14. FAQ
   ========================================================================== */

.faq { max-width: 900px; margin: 0 auto; display: grid; gap: 12px; }
.faq__item {
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background-color: var(--color-bg);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq__item--active { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.faq__q {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%;
  padding: 18px;
  font-weight: 800;
  color: var(--color-primary-dark);
  text-align: left;
  min-height: 44px;
}
.faq__q:focus-visible { outline: 3px solid var(--color-primary); outline-offset: -3px; border-radius: var(--radius); }
.faq__q-icon { position: relative; width: 20px; height: 20px; flex-shrink: 0; }
.faq__q-icon::before, .faq__q-icon::after { content: ""; position: absolute; background-color: var(--color-primary); border-radius: 1px; }
.faq__q-icon::before { top: 9px; left: 3px; width: 14px; height: 2px; }
.faq__q-icon::after { top: 3px; left: 9px; width: 2px; height: 14px; transition: transform var(--transition); }
.faq__item--active .faq__q-icon::after { transform: rotate(90deg); }
.faq__a { padding: 0 18px 18px; }
.faq__a p { margin: 0; color: var(--color-text-light); font-size: 15px; line-height: 1.7; }

/* ==========================================================================
   15. 申込
   ========================================================================== */

.contact {
  background:
    radial-gradient(circle at 10% 15%, rgba(18, 56, 90, 0.25), transparent 30%),
    radial-gradient(circle at 88% 80%, rgba(10, 126, 92, 0.22), transparent 28%),
    var(--color-primary-dark);
  color: var(--color-on-dark);
}
.contact__grid { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 48px; align-items: center; }
.contact__cta-card { align-self: center; }
.contact__kicker { color: #74b7ff; }
.contact h2 { color: var(--color-on-dark); text-align: left; }
.contact__lead { color: #cad7e4; margin-bottom: 22px; }
.contact__points { display: grid; gap: 10px; margin-bottom: 26px; }
.contact__point { display: flex; align-items: center; gap: 9px; font-size: 14px; color: #d8e3ee; }
.contact__check {
  width: 20px; height: 20px; border-radius: 50%;
  display: inline-grid; place-items: center;
  background-color: rgba(16, 185, 129, 0.2); color: #77f0bf;
  font-weight: 900; font-size: 12px;
}
.contact__cta-card {
  background-color: var(--color-bg);
  color: var(--color-text);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  text-align: center;
}
.contact__cta-title { font-size: 20px; font-weight: 800; color: var(--color-primary-dark); margin-bottom: 10px; }
.contact__cta-desc { font-size: 14px; color: var(--color-text-light); margin-bottom: 20px; line-height: 1.7; }
.contact__cta-note { font-size: 12px; color: var(--color-text-light); margin-top: 14px; line-height: 1.6; }

@media (max-width: 979px) {
  .contact__grid { grid-template-columns: 1fr; gap: 32px; }
  .contact h2 { text-align: center; }
}

/* ==========================================================================
   16. トップに戻るボタン
   ========================================================================== */

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-primary-dark);
  color: var(--color-on-dark);
  font-size: 20px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(11, 31, 51, 0.3);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
  transition: transform var(--transition), box-shadow var(--transition);
}
.back-to-top.is-visible { display: flex; }
.back-to-top:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(11, 31, 51, 0.4); }
.back-to-top:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

/* ==========================================================================
   17. フッター
   ========================================================================== */

.footer {
  padding: 40px 0;
  background-color: #071727;
  color: var(--color-muted-light);
  font-size: 13px;
}
.footer__inner { display: flex; justify-content: space-between; gap: 20px 40px; flex-wrap: wrap; align-items: flex-start; }
.footer__links { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; }
.footer__link { text-decoration: underline; transition: opacity var(--transition); }
.footer__link:hover { opacity: 0.8; }
.footer__link:focus-visible { outline: 2px solid var(--color-muted-light); outline-offset: 2px; }
.footer__brand { font-weight: 700; color: var(--color-on-dark); margin-bottom: 8px; }
.footer__trademark { font-size: 12px; line-height: 1.7; }
.footer__copyright { font-size: 12px; margin-top: 8px; color: rgba(174, 189, 203, 0.7); }

@media (max-width: 640px) {
  .footer__inner { flex-direction: column; }
}

/* ==========================================================================
   18. モーション低減設定への配慮
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* ==========================================================================
   19. 下層ページ（プライバシーポリシー / 特定商取引法）
   ========================================================================== */

.legal {
  max-width: 900px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}
.legal__back { display: inline-block; margin-bottom: 24px; font-size: 14px; color: var(--color-blue); }
.legal__back:hover { text-decoration: underline; }
.legal__title {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.legal__lead {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 22px;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 28px;
}
.legal__list { counter-reset: legal; display: grid; gap: 16px; margin-bottom: 32px; }
.legal__list li {
  position: relative;
  padding-left: 40px;
  line-height: 1.9;
  color: var(--color-text);
}
.legal__list li::before {
  counter-increment: legal;
  content: counter(legal);
  position: absolute;
  left: 0; top: 2px;
  width: 26px; height: 26px;
  border-radius: 8px;
  background-color: var(--color-blue-soft);
  color: var(--color-blue);
  display: grid; place-items: center;
  font-weight: 900; font-size: 13px;
}
.legal__section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 32px 0 12px;
}
.legal__divider { border: 0; border-top: 1px solid var(--color-border); margin: 40px 0 0; }
.legal__sub { font-size: 15px; font-weight: 700; color: var(--color-primary-dark); margin: 24px 0 8px; }
.legal__p { font-size: 15px; color: var(--color-text); line-height: 1.9; margin-bottom: 4px; }
.legal__ul { list-style: disc; padding-left: 1.4rem; margin-bottom: 8px; }
.legal__ul li { font-size: 15px; color: var(--color-text); line-height: 1.9; }
.legal__contact {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
  line-height: 1.9;
}
.legal__contact dt { font-weight: 700; color: var(--color-primary-dark); margin-top: 12px; }
.legal__contact dt:first-child { margin-top: 0; }
.legal__contact dd { color: var(--color-text); }
.legal__contact a { color: var(--color-blue); }
.legal__contact a:hover { text-decoration: underline; }
.legal__enacted { margin-top: 28px; font-size: 14px; color: var(--color-text-light); line-height: 1.9; }

.legal__table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.legal__table th, .legal__table td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
  line-height: 1.8;
  vertical-align: top;
}
.legal__table th {
  background-color: var(--color-bg-alt);
  color: var(--color-primary-dark);
  font-weight: 700;
  width: 34%;
}
.legal__table tr:last-child th, .legal__table tr:last-child td { border-bottom: 0; }
.legal__table a { color: var(--color-blue); }

@media (max-width: 640px) {
  .legal__table, .legal__table tbody, .legal__table tr, .legal__table th, .legal__table td { display: block; width: 100%; }
  .legal__table th { border-bottom: 0; }
  .legal__table td { padding-top: 0; }
}