/* ============================================
   西埼玉水道修理センター v2 (Elegant style)
   ベージュ＋グリーン基調・和風モダン
   ============================================ */

:root {
  --bg: #FBF7EE;             /* ベージュ */
  --bg-soft: #F4EDDB;        /* 少し濃いベージュ */
  --bg-card: #FFFFFF;
  --green: #6B8E5A;          /* オリーブグリーン */
  --green-deep: #4F6B43;
  --coral: #E89A82;          /* コーラルピンク */
  --text: #3A3A3A;
  --text-soft: #777;
  --border: #E5DDC9;
  --shadow-sm: 0 2px 6px rgba(60, 50, 30, 0.06);
  --shadow-md: 0 8px 20px rgba(60, 50, 30, 0.10);
  --container: 1080px;
  --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", sans-serif;
  --en: "Lato", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.95;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; height: auto; }

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

/* ============================================
   サイト共通ヘッダー（固定）
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 247, 238, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.site-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.site-header__brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 17px;
  color: var(--green-deep);
  letter-spacing: 0.02em;
}
.site-header__cta-group {
  display: flex;
  gap: 8px;
  align-items: center;
}
.site-header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  transition: transform .15s, box-shadow .15s;
}
.site-header__cta:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.site-header__cta--tel {
  background: var(--green);
  color: #fff;
}
.site-header__cta--mail {
  background: #fff;
  color: var(--green-deep);
  border: 1.5px solid var(--green);
}
.site-header__cta--mail:hover { background: var(--green); color: #fff; }
.site-header__cta-icon { font-size: 14px; }

@media (max-width: 700px) {
  .site-header__brand { font-size: 13px; }
  .site-header__cta { padding: 8px 12px; font-size: 12px; }
  .site-header__cta--mail .site-header__cta-text { display: none; }
  .site-header__cta--mail { padding: 8px 10px; }
}
@media (max-width: 420px) {
  .site-header__brand { font-size: 12px; }
}

/* ============================================
   HERO（左：文字／右：イメージ）
   ============================================ */
.hero {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  padding: 60px 0 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}
.hero__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.hero__icon {
  font-size: 32px;
  margin-bottom: 12px;
  color: var(--green);
}
.hero__title {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--green-deep);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.hero__subtitle {
  font-family: var(--en);
  font-size: 13px;
  letter-spacing: 0.25em;
  color: var(--text-soft);
  margin-bottom: 32px;
}
.hero__lead {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 28px;
}
.hero__lead-strong {
  color: var(--green);
  font-weight: 700;
}
.hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-soft);
}
.hero__cta {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--green);
  color: #fff;
  padding: 18px 40px;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  transition: transform .2s, box-shadow .2s, background .2s;
  line-height: 1.3;
}
.hero__cta:hover {
  background: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(60, 50, 30, 0.15);
}
.hero__cta-icon { display: none; }
.hero__cta-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  font-weight: 500;
  margin-bottom: 2px;
  opacity: .9;
}
.hero__cta-num {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero__right { display: flex; justify-content: center; align-items: center; }
.hero__visual {
  position: relative;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 3/4;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--bg-soft);
}
.hero__visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero__visual-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--coral);
  color: #fff;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}
.hero__visual-badge-num {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
}
.hero__visual-badge-text {
  font-size: 10px;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

@media (max-width: 768px) {
  .hero { padding: 50px 0 60px; min-height: auto; }
  .hero__inner { grid-template-columns: 1fr; gap: 32px; }
  .hero__title { font-size: 42px; }
  .hero__lead { font-size: 18px; }
  .hero__visual { max-width: 320px; }
  .hero__visual-badge { width: 78px; height: 78px; top: 16px; right: 16px; }
  .hero__visual-badge-num { font-size: 18px; }
}

/* ============================================
   セクション共通
   ============================================ */
.section {
  padding: 100px 0;
}
.section--alt { background: var(--bg-soft); }
.section__label {
  font-family: var(--en);
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--green);
  text-align: center;
  margin-bottom: 12px;
  font-weight: 700;
}
.section__label--white { color: rgba(255,255,255,.85); }
.section__big-num {
  font-family: var(--serif);
  font-size: 88px;
  color: var(--coral);
  text-align: center;
  line-height: 1;
  margin-bottom: 8px;
  font-weight: 500;
}
.section__title {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  color: var(--green-deep);
  line-height: 1.5;
}
.section__lead {
  text-align: center;
  font-size: 18px;
  color: var(--text-soft);
  margin-bottom: 56px;
  line-height: 1.9;
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section__title { font-size: 24px; }
  .section__big-num { font-size: 64px; }
}

/* ============================================
   PROBLEM
   ============================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.problem-card {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 32px 20px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.problem-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.problem-card__icon {
  font-size: 44px;
  margin-bottom: 12px;
  filter: grayscale(.2);
}
.problem-card__title {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.problem-card__text {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.8;
}

/* ============================================
   SOLUTION
   ============================================ */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.solution-card {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--coral);
}
.solution-card__num {
  font-family: var(--en);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--coral);
  font-weight: 700;
  margin-bottom: 12px;
}
.solution-card__title {
  font-family: var(--serif);
  font-size: 21px;
  color: var(--green-deep);
  margin-bottom: 14px;
}
.solution-card__text {
  font-size: 16px;
  color: var(--text-soft);
  line-height: 1.9;
}

/* ============================================
   SERVICE
   ============================================ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.service-card {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s;
}
.service-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.service-card__icon { font-size: 38px; margin-bottom: 12px; }
.service-card__title {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.service-card__text {
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.75;
}

/* ============================================
   FLOW
   ============================================ */
.flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 18px;
  margin-top: 40px;
}
.flow__step {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 28px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.flow__num {
  font-family: var(--en);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--coral);
  font-weight: 700;
  margin-bottom: 10px;
}
.flow__icon { font-size: 36px; margin-bottom: 10px; }
.flow__title {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.flow__text {
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.75;
}

/* ============================================
   PRICE
   ============================================ */
.price-table-wrap {
  max-width: 600px;
  margin: 40px auto 0;
}
.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.price-table th, .price-table td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 17px;
}
.price-table th {
  background: var(--bg-soft);
  color: var(--green-deep);
  font-family: var(--serif);
  font-weight: 500;
  width: 50%;
}
.price-table td strong { color: var(--coral); font-weight: 700; }
.price-table tr:last-child th, .price-table tr:last-child td { border-bottom: none; }
.price-note {
  text-align: center;
  font-size: 12px;
  color: var(--text-soft);
  margin-top: 16px;
}

/* ============================================
   VOICE
   ============================================ */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.voice-card {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 32px 24px;
  box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--coral);
}
.voice-card__stars { font-size: 15px; margin-bottom: 12px; }
.voice-card__text {
  font-size: 17px;
  line-height: 2;
  color: var(--text);
  margin-bottom: 16px;
  font-family: var(--serif);
}
.voice-card__author {
  font-size: 14px;
  color: var(--text-soft);
  text-align: right;
  letter-spacing: 0.05em;
}
.voice-grid--single { grid-template-columns: 1fr; max-width: 760px; margin-left: auto; margin-right: auto; }
.voice-card--featured { padding: 44px 40px; border-left-width: 5px; }
.voice-card--featured .voice-card__stars { font-size: 22px; }
.voice-card--featured .voice-card__text { font-size: 19px; line-height: 2.05; }

/* ============================================
   FAQ
   ============================================ */
.faq {
  max-width: 720px;
  margin: 40px auto 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq__item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq__q {
  list-style: none;
  cursor: pointer;
  padding: 22px 56px 22px 24px;
  font-family: var(--serif);
  font-weight: 500;
  color: var(--green-deep);
  font-size: 17px;
  position: relative;
  transition: background .2s;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q:hover { background: var(--bg-soft); }
.faq__q::before {
  content: "Q";
  font-family: var(--en);
  color: var(--coral);
  font-weight: 700;
  margin-right: 12px;
  font-size: 16px;
}
.faq__q::after {
  content: "＋";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--coral);
  font-weight: 300;
}
.faq__item[open] .faq__q::after { content: "−"; }
.faq__a {
  padding: 0 24px 22px;
  font-size: 16px;
  color: var(--text-soft);
  line-height: 1.95;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

/* ============================================
   AREA
   ============================================ */
.area-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}
.area-list li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 16px;
  color: var(--green-deep);
  font-family: var(--serif);
}
.area-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-soft);
  margin-top: 24px;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-deep) 100%);
  color: #fff;
  padding: 88px 0;
  text-align: center;
}
.contact__title {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.5;
}
.contact__lead {
  font-size: 15px;
  opacity: .92;
  margin-bottom: 36px;
}
.contact__cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}
.contact__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 18px;
  transition: transform .2s, box-shadow .2s;
}
.contact__cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.contact__cta--primary { background: var(--coral); color: #fff; }
.contact__cta--secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.6);
}
.contact__cta--secondary:hover { background: rgba(255,255,255,.1); }
.contact__note {
  font-size: 12px;
  opacity: .8;
  letter-spacing: 0.05em;
}

@media (max-width: 540px) {
  .contact__title { font-size: 22px; }
  .contact__cta { font-size: 16px; padding: 16px 24px; }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: #2A2A2A;
  color: #C4BFB3;
  padding: 48px 0 28px;
  text-align: center;
}
.footer__name {
  font-family: var(--serif);
  font-size: 18px;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.footer__info {
  font-size: 13px;
  line-height: 2;
}
.footer__info a { color: #B6CFA8; }
.footer__info a:hover { text-decoration: underline; }
.footer__copy {
  margin-top: 24px;
  font-size: 11px;
  color: #888;
  letter-spacing: 0.1em;
  font-family: var(--en);
}

/* ============================================
   フローティングCTA（スマホ）
   ============================================ */
.floating-cta { display: none; }
@media (max-width: 768px) {
  .floating-cta {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 200;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
    background: rgba(251, 247, 238, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border);
    box-shadow: 0 -6px 18px rgba(60, 50, 30, 0.12);
  }
  body { padding-bottom: 90px; }
}
.floating-cta__phone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: var(--green);
  color: #fff;
  padding: 14px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.04em;
  box-shadow: var(--shadow-md);
  transition: background .15s, transform .15s;
}
.floating-cta__phone:active {
  background: var(--green-deep);
  transform: scale(.98);
}
.floating-cta__sub {
  font-size: 11px;
  font-weight: 500;
  opacity: .92;
  letter-spacing: 0.08em;
}