/* 日本語を文節の切れ目で改行する。Chrome以外では無視されるだけなので安全 */
body { word-break: auto-phrase; }

/* ==========================================================
   共通設定
   ========================================================== */
:root {
  --color-primary: #0e7490;      /* 信頼感のあるブルー系 */
  --color-primary-dark: #0c5c73;
  --color-accent: #22c55e;       /* アクティブで爽やかなグリーン */
  --color-bg: #f8fafc;
  --color-bg-alt: #eef4f6;
  --color-text: #1e293b;
  --color-text-light: #5b6b7c;
  --color-white: #ffffff;
  --color-border: #e2e8f0;
  --max-width: 1100px;
  --radius: 12px;
  --shadow: 0 4px 16px rgba(15, 42, 58, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

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

.icon {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
  flex-shrink: 0;
}

section { padding: 72px 0; }

.section-heading {
  text-align: center;
  margin-bottom: 48px;
}

.section-heading .eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.section-heading h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0;
}

.section-heading p {
  color: var(--color-text-light);
  margin-top: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #063b1c;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(34, 197, 94, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

.btn .icon { width: 18px; height: 18px; stroke: currentColor; }

/* ==========================================================
   ヘッダー
   ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.nav-list {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  text-decoration: none;
  font-weight: 600;
  color: var(--color-text);
}

.nav-list a:hover { color: var(--color-primary); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle .icon { stroke: var(--color-text); }

/* ==========================================================
   ヒーロー
   ========================================================== */
.hero {
  position: relative;
  color: var(--color-white);
  overflow: hidden;
}

.hero img {
  width: 100%;
  height: min(70vh, 560px);
  object-fit: cover;
  object-position: center 60%;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14, 116, 144, 0.55) 0%, rgba(12, 40, 51, 0.75) 100%);
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}

.hero-content .eyebrow {
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #d7f3ee;
  margin-bottom: 12px;
}

.hero-content h1 {
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  margin: 0 0 16px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}

.hero-content p {
  max-width: 620px;
  margin: 0 auto 32px;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ==========================================================
   サービス内容
   ========================================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.service-card .icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.service-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin: 0;
}

/* ==========================================================
   選ばれる理由
   ========================================================== */
.reasons {
  background: var(--color-white);
}

.reasons-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.reasons-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.reasons-photos img {
  border-radius: var(--radius);
  height: 100%;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.reasons-photos .tall { grid-row: span 2; height: 100%; }

.reason-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  gap: 20px;
}

.reason-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.reason-list h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.reason-list p {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.stats-row div { text-align: center; }

.stats-row .stat-label {
  display: block;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
}

.stats-row .stat-note {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ==========================================================
   よくある質問
   ========================================================== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

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

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--color-text);
}

.faq-question .icon {
  stroke: var(--color-primary);
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-item.is-open .faq-question .icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 24px;
}

.faq-item.is-open .faq-answer {
  max-height: 220px;
  padding: 0 24px 22px;
}

.faq-answer p {
  margin: 0;
  color: var(--color-text-light);
}

/* ==========================================================
   お問い合わせ
   ========================================================== */
.contact {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
  text-align: center;
}

.contact .section-heading h2,
.contact .section-heading .eyebrow { color: var(--color-white); }

.contact .section-heading p { color: rgba(255, 255, 255, 0.85); }

.contact-meta {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin: 24px 0 36px;
  font-size: 0.95rem;
}

.contact-meta li {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.contact-meta .icon { stroke: var(--color-white); width: 20px; height: 20px; }

.contact-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================
   フッター
   ========================================================== */
.site-footer {
  background: #0c2833;
  color: rgba(255, 255, 255, 0.75);
  padding: 32px 0;
  text-align: center;
  font-size: 0.85rem;
}

.site-footer p { margin: 4px 0; }

/* ==========================================================
   レスポンシブ対応
   ========================================================== */
@media (max-width: 860px) {
  .reasons-layout {
    grid-template-columns: 1fr;
  }

  .reasons-photos { order: -1; }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .nav-list {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }

  .nav-list.is-open { display: flex; }

  .nav-list a {
    display: block;
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
  }

  .nav-toggle { display: block; }

  section { padding: 56px 0; }

  .contact-meta { flex-direction: column; gap: 12px; align-items: center; }
}