/* ==========================================================
   sukaura コーポレートLP スタイルシート
   ベース:白 / メイン:ディープネイビー / アクセント:シアン系グラデーション
   ブレークポイント:768px(タブレット)/ 1024px(PC)
   ========================================================== */

:root {
  --color-navy: #0b2a5b;
  --color-navy-dark: #071c3e;
  --color-cyan: #18b9e8;
  --color-cyan-light: #38d6ff;
  --gradient-accent: linear-gradient(135deg, #18b9e8 0%, #4f7df9 100%);
  --color-text: #1f2a3d;
  --color-text-sub: #5a6a82;
  --color-bg: #ffffff;
  --color-bg-soft: #f4f7fb;
  --color-border: #dde5ef;
  --font-base: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --header-height: 72px;
  --radius: 12px;
  --shadow-card: 0 4px 24px rgba(11, 42, 91, 0.08);
  --shadow-card-hover: 0 10px 32px rgba(11, 42, 91, 0.14);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  vertical-align: middle;
}

a {
  color: var(--color-cyan);
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* 表示切り替えユーティリティ */
.pc-only { display: none; }
.sp-only { display: inline; }

@media (min-width: 768px) {
  .pc-only { display: inline; }
  .sp-only { display: none; }
}

/* ---------- レイアウト ---------- */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 20px;
}

.container-narrow {
  max-width: 840px;
}

.section {
  padding: 72px 0;
}

@media (min-width: 768px) {
  .section {
    padding: 96px 0;
  }
}

/* ---------- 見出し ---------- */
.section-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cyan);
  text-align: center;
  margin-bottom: 12px;
}

.section-title {
  font-size: 26px;
  font-weight: 900;
  line-height: 1.5;
  color: var(--color-navy);
  text-align: center;
  margin-bottom: 24px;
}

.section-lead {
  text-align: center;
  color: var(--color-text-sub);
  margin-bottom: 48px;
}

.section-label-light { color: var(--color-cyan-light); }
.section-title-light { color: #fff; }

@media (min-width: 768px) {
  .section-title { font-size: 34px; }
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  font-weight: 700;
  text-align: center;
  border-radius: 999px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(24, 185, 232, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 8px 24px rgba(24, 185, 232, 0.45);
}

.btn-secondary {
  background: #fff;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}

.btn-secondary:hover {
  background: var(--color-bg-soft);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 16px;
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin-inline: auto;
  height: 100%;
  padding-inline: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--color-navy);
}

.logo::after {
  content: ".";
  color: var(--color-cyan);
}

/* グローバルナビ(PC) */
.global-nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

.global-nav a:not(.btn) {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.2s ease;
}

.global-nav a:not(.btn):hover {
  color: var(--color-cyan);
}

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.hamburger.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* モバイルナビ */
@media (max-width: 1023px) {
  .hamburger {
    display: flex;
  }

  .global-nav {
    position: fixed;
    inset: var(--header-height) 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 16px 32px rgba(11, 42, 91, 0.12);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s ease;
  }

  .global-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .global-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 24px;
  }

  .global-nav li a:not(.btn) {
    display: block;
    padding: 14px 4px;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-cta {
    margin-top: 16px;
    text-align: center;
  }

  .nav-cta .btn {
    display: block;
  }
}

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  padding: calc(var(--header-height) + 64px) 0 80px;
  overflow: hidden;
  background: linear-gradient(160deg, #f7fafd 0%, #eef4fb 55%, #e6f4fb 100%);
}

/* 装飾背景(CSSのみで表現) */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-bg::before,
.hero-bg::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
}

.hero-bg::before {
  width: 480px;
  height: 480px;
  background: var(--gradient-accent);
  top: -160px;
  right: -120px;
}

.hero-bg::after {
  width: 360px;
  height: 360px;
  background: #b7d6ff;
  bottom: -140px;
  left: -100px;
}

.hero-inner {
  position: relative;
  text-align: center;
}

.hero-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 18px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 34px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--color-navy);
  margin-bottom: 24px;
}

/* 読点の位置で自然に折り返すための指定 */
.hero-title span {
  display: inline-block;
}

.hero-lead {
  font-size: 15px;
  color: var(--color-text-sub);
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}

.hero-trust {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-sub);
  letter-spacing: 0.04em;
}

.hero-trust::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-accent);
  margin-right: 8px;
  vertical-align: 1px;
}

@media (min-width: 768px) {
  .hero {
    padding: calc(var(--header-height) + 110px) 0 130px;
  }

  .hero-title {
    font-size: 52px;
  }

  .hero-lead {
    font-size: 17px;
  }

  .hero-cta {
    flex-direction: row;
    justify-content: center;
    gap: 20px;
  }
}

/* ---------- 課題提起 ---------- */
.problems {
  background: var(--color-bg);
}

.problems-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 48px;
}

.problem-card {
  background: var(--color-bg-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}

.problem-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-cyan);
}

.problem-icon svg {
  width: 26px;
  height: 26px;
}

.problem-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 14px;
  color: var(--color-text-sub);
  text-align: left;
}

.problems-bridge {
  margin-top: 48px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-navy);
}

.problems-bridge strong {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 900;
}

@media (min-width: 768px) {
  .problems-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .problems-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- ソリューション ---------- */
.solutions {
  background: var(--color-bg-soft);
}

.solutions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.solution-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  padding: 40px 28px 32px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.solution-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.solution-num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.1em;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.solution-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--gradient-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.solution-icon svg {
  width: 30px;
  height: 30px;
}

.solution-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.solution-card p {
  font-size: 14px;
  color: var(--color-text-sub);
}

@media (min-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 選ばれる理由 ---------- */
.reasons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 64px;
}

.reason-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.reason-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(24, 185, 232, 0.1);
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

.reason-icon svg {
  width: 26px;
  height: 26px;
}

.reason-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.reason-card p {
  font-size: 14px;
  color: var(--color-text-sub);
}

@media (min-width: 1024px) {
  .reasons-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .reason-card {
    flex-direction: column;
  }
}

/* 数値実績 */
.stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  background: var(--color-navy);
  border-radius: 20px;
  padding: 44px 32px;
}

.stat {
  text-align: center;
}

.stat-value {
  color: #fff;
  line-height: 1.2;
  margin-bottom: 10px;
}

.stat-num {
  font-size: 52px;
  font-weight: 900;
  background: linear-gradient(135deg, #38d6ff 0%, #7ea6ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-unit {
  font-size: 20px;
  font-weight: 700;
  margin-left: 4px;
  color: #cfe6ff;
}

.stat-label {
  font-size: 13px;
  color: #9db3d6;
}

@media (min-width: 768px) {
  .stats {
    grid-template-columns: repeat(3, 1fr);
    padding: 56px 40px;
  }
}

/* ---------- 導入実績 ---------- */
.cases {
  background: var(--color-bg-soft);
}

.logos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 64px;
}

.logo-tile {
  height: 68px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #44536b;
}

.logo-tile img {
  max-height: 40px;
  object-fit: contain;
}

.logo-tile-more {
  background: transparent;
  border-style: dashed;
  color: #8a99b0;
  font-size: 14px;
}

@media (min-width: 768px) {
  .logos-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.case-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 26px;
  box-shadow: var(--shadow-card);
}

.case-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.case-tag {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--color-navy);
  border-radius: 4px;
  padding: 4px 10px;
}

.case-size {
  font-size: 13px;
  color: var(--color-text-sub);
}

.case-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.6;
  margin-bottom: 18px;
}

.case-detail dt {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-cyan);
  margin-bottom: 4px;
}

.case-detail dd {
  font-size: 14px;
  color: var(--color-text-sub);
  margin-bottom: 14px;
}

.case-detail dd:last-child {
  margin-bottom: 0;
}

@media (min-width: 1024px) {
  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 導入の流れ ---------- */
.flow-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 48px;
  counter-reset: flow;
}

.flow-step {
  position: relative;
  background: var(--color-bg-soft);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
}

/* ステップ間の矢印 */
.flow-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -28px;
  transform: translateX(-50%) rotate(45deg);
  width: 14px;
  height: 14px;
  border-right: 3px solid var(--color-cyan);
  border-bottom: 3px solid var(--color-cyan);
}

.flow-num {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  color: var(--color-cyan);
  margin-bottom: 14px;
}

.flow-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow-icon svg {
  width: 26px;
  height: 26px;
}

.flow-step h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.flow-step p {
  font-size: 13px;
  color: var(--color-text-sub);
  text-align: left;
}

@media (min-width: 768px) {
  .flow-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
  }

  .flow-step:not(:last-child)::after {
    left: auto;
    right: -24px;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
  }
}

/* ---------- FAQ ---------- */
.faq-list {
  margin-top: 40px;
  display: grid;
  gap: 14px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-item summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  font-weight: 700;
  color: var(--color-navy);
  padding: 20px 56px 20px 52px;
  transition: background 0.2s ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  background: var(--color-bg-soft);
}

/* Qマーク */
.faq-item summary::before {
  content: "Q";
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 900;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* 開閉アイコン(+ / −) */
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  font-weight: 400;
  color: var(--color-cyan);
  transition: transform 0.25s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 24px 22px 52px;
  position: relative;
}

.faq-answer::before {
  content: "A";
  position: absolute;
  left: 20px;
  font-weight: 900;
  color: var(--color-navy);
}

.faq-answer p {
  font-size: 14px;
  color: var(--color-text-sub);
}

/* ---------- CTA・問い合わせフォーム ---------- */
.contact {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
}

.contact-lead {
  text-align: center;
  color: #c3d3ec;
  font-size: 15px;
  margin-bottom: 48px;
}

.contact-form {
  background: #fff;
  border-radius: 20px;
  padding: 36px 24px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.25);
}

.form-row {
  margin-bottom: 22px;
}

.form-row label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.required {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: #e0526b;
  border-radius: 4px;
  padding: 1px 8px;
  margin-left: 8px;
  vertical-align: 2px;
}

.form-row input[type="text"],
.form-row input[type="email"],
.form-row textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 13px 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(24, 185, 232, 0.15);
  background: #fff;
}

.form-row textarea {
  resize: vertical;
}

.form-agree {
  text-align: center;
}

.checkbox-label {
  display: inline-flex !important;
  align-items: center;
  gap: 10px;
  font-weight: 500 !important;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-cyan);
  cursor: pointer;
}

.checkbox-label a {
  text-decoration: underline;
}

.form-error {
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: #e0526b;
  margin-bottom: 16px;
}

.form-success {
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: #14915f;
  margin-bottom: 16px;
}

.form-submit {
  text-align: center;
}

.form-submit .btn {
  min-width: 260px;
}

@media (min-width: 768px) {
  .contact-form {
    padding: 48px 56px;
  }
}

/* ---------- 会社概要 ---------- */
.company-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 40px;
}

.company-table th,
.company-table td {
  border-bottom: 1px solid var(--color-border);
  padding: 18px 12px;
  font-size: 15px;
  text-align: left;
  vertical-align: top;
}

.company-table th {
  width: 32%;
  font-weight: 700;
  color: var(--color-navy);
  white-space: nowrap;
}

.company-table td {
  color: var(--color-text-sub);
}

@media (min-width: 768px) {
  .company-table th {
    width: 25%;
    padding: 20px 24px;
  }

  .company-table td {
    padding: 20px 24px;
  }
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--color-navy-dark);
  color: #c3d3ec;
  padding-top: 56px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-bottom: 40px;
}

.footer-logo {
  font-size: 22px;
  font-weight: 900;
  color: #fff;
}

.footer-logo::after {
  content: ".";
  color: var(--color-cyan-light);
}

.footer-tagline {
  font-size: 13px;
  color: #8ea3c4;
  margin-top: 6px;
}

.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.footer-nav a {
  font-size: 14px;
  color: #c3d3ec;
  transition: color 0.2s ease;
}

.footer-nav a:hover {
  color: var(--color-cyan-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px;
  text-align: center;
}

.copyright {
  font-size: 12px;
  color: #8ea3c4;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* ---------- プライバシーポリシーページ ---------- */
.privacy-main {
  padding: calc(var(--header-height) + 56px) 0 96px;
}

.page-title {
  font-size: 28px;
  font-weight: 900;
  color: var(--color-navy);
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 3px solid;
  border-image: var(--gradient-accent) 1;
}

.privacy-intro {
  font-size: 15px;
  color: var(--color-text-sub);
  margin-bottom: 48px;
}

.privacy-section {
  margin-bottom: 44px;
}

.privacy-section h2 {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 14px;
  padding-left: 14px;
  border-left: 4px solid var(--color-cyan);
}

.privacy-section p {
  font-size: 15px;
  color: var(--color-text-sub);
  margin-bottom: 12px;
}

.privacy-section ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 12px;
}

.privacy-section li {
  font-size: 15px;
  color: var(--color-text-sub);
  margin-bottom: 6px;
}

/* ---------- スクロールフェードイン ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* アニメーションを無効化したいユーザーへの配慮 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}