/* ============================================
   株式会社スマイルリアルティ  共通スタイル
   白基調 × 信頼感のコーポレートデザイン
============================================ */

:root {
  --navy: #16405f;
  --navy-dark: #0d2a41;
  --navy-light: #eaf1f6;
  --accent: #c9a063;
  --text: #263238;
  --text-weak: #6b7a85;
  --bg: #ffffff;
  --bg-gray: #f5f7f9;
  --line: #e3e8ec;
  --radius: 10px;
  --shadow: 0 8px 30px rgba(13, 42, 65, 0.08);
  --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-en: "Jost", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-jp);
  color: var(--text);
  background: var(--bg);
  line-height: 1.9;
  font-size: 16px;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
}

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

.inner {
  width: min(1080px, 92%);
  margin: 0 auto;
}

/* ---------- ヘッダー ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  transition: box-shadow 0.3s;
}
.header.is-scrolled { box-shadow: 0 2px 14px rgba(13, 42, 65, 0.1); }

.header__inner {
  width: min(1180px, 94%);
  margin: 0 auto;
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo { line-height: 1.3; }
.header__logo-en {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
}
.header__logo-jp {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy-dark);
}

.gnav { display: flex; align-items: center; gap: 34px; }
.gnav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--navy-dark);
  position: relative;
  padding: 6px 0;
}
.gnav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s;
}
.gnav a:hover::after,
.gnav a.is-current::after { transform: scaleX(1); transform-origin: left; }

.gnav__cta {
  background: var(--navy);
  color: #fff !important;
  padding: 11px 26px !important;
  border-radius: 999px;
  transition: background 0.3s;
}
.gnav__cta::after { display: none; }
.gnav__cta:hover { background: var(--navy-dark); }

/* ハンバーガー */
.menu-btn {
  display: none;
  width: 46px; height: 46px;
  background: none; border: none;
  cursor: pointer;
  position: relative;
  z-index: 110;
}
.menu-btn span {
  display: block;
  width: 24px; height: 2px;
  background: var(--navy-dark);
  margin: 6px auto;
  transition: 0.3s;
}
.menu-btn.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-btn.is-open span:nth-child(2) { opacity: 0; }
.menu-btn.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  margin-top: 74px;
  min-height: min(640px, 78vh);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: url("../photo/photo-01.jpg") center / cover no-repeat;
}
.hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg,
    rgba(255, 255, 255, 0.88) 0%,
    rgba(255, 255, 255, 0.72) 38%,
    rgba(255, 255, 255, 0.12) 75%,
    rgba(255, 255, 255, 0) 100%);
}
.hero__inner {
  position: relative;
  width: min(1080px, 92%);
  margin: 0 auto;
  padding: 90px 0;
}
.hero__label {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero__title {
  font-size: clamp(30px, 4.6vw, 50px);
  font-weight: 700;
  color: var(--navy-dark);
  line-height: 1.5;
  margin-bottom: 22px;
}
.hero__title em {
  font-style: normal;
  color: var(--navy);
  border-bottom: 4px solid var(--accent);
}
.hero__lead {
  font-size: clamp(14px, 1.6vw, 16px);
  color: var(--text);
  max-width: 520px;
  margin-bottom: 34px;
}
.hero__points {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: -14px 0 30px;
}
.hero__points li {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  background: #fff;
  border: 1px solid var(--navy);
  border-radius: 999px;
  padding: 6px 16px;
}
.hero__btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  padding: 15px 36px;
  border-radius: 999px;
  transition: 0.3s;
  border: 2px solid var(--navy);
}
.btn--primary { background: var(--navy); color: #fff; }
.btn--primary:hover { background: var(--navy-dark); border-color: var(--navy-dark); }
.btn--ghost { background: #fff; color: var(--navy); }
.btn--ghost:hover { background: var(--navy-light); }
.btn .arrow { transition: transform 0.3s; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- セクション共通 ---------- */
.section { padding: 96px 0; }
.section--gray { background: var(--bg-gray); }

.sec-head { margin-bottom: 52px; }
.sec-head--center { text-align: center; }
.sec-head__en {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}
.sec-head__jp {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 700;
  color: var(--navy-dark);
  line-height: 1.4;
}
.sec-head__bar {
  width: 48px; height: 3px;
  background: var(--accent);
  margin-top: 18px;
  border-radius: 2px;
}
.sec-head--center .sec-head__bar { margin-left: auto; margin-right: auto; }

/* ---------- 強み ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 30px;
  text-align: center;
  border-top: 3px solid var(--accent);
}
.feature__icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-light);
  border-radius: 50%;
  color: var(--navy);
}
.feature__icon svg { width: 30px; height: 30px; }
.feature__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 12px;
}
.feature__text { font-size: 14.5px; color: var(--text-weak); text-align: left; }

/* ---------- 実績カード ---------- */
.works {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.work-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s, box-shadow 0.3s;
}
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 14px 40px rgba(13, 42, 65, 0.14);
}
.work-card__photo {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.work-card__photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.work-card:hover .work-card__photo img { transform: scale(1.05); }
.work-card__body { padding: 26px 26px 30px; flex: 1; }
.work-card__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 10px;
}
.work-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.work-card__tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--navy);
  background: var(--navy-light);
  border-radius: 4px;
  padding: 3px 10px;
}
.work-card__text { font-size: 14px; color: var(--text-weak); }

.works-more { text-align: center; margin-top: 48px; }

/* ---------- 施工の流れ ---------- */
.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: flow;
}
.flow__item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 24px 30px;
  position: relative;
}
.flow__item::before {
  counter-increment: flow;
  content: "0" counter(flow);
  font-family: var(--font-en);
  font-size: 34px;
  font-weight: 500;
  color: var(--accent);
  display: block;
  line-height: 1;
  margin-bottom: 14px;
}
.flow__item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -17px;
  width: 12px; height: 12px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  transform: translateY(-50%) rotate(45deg);
}
.flow__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 8px;
}
.flow__text { font-size: 13.5px; color: var(--text-weak); }

/* ---------- 対応エリア ---------- */
.area-lead {
  text-align: center;
  font-size: 15px;
  margin-bottom: 40px;
}
.area-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 860px;
  margin: 0 auto;
}
.area-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 30px 28px;
  text-align: center;
  border-top: 3px solid var(--navy);
}
.area-card--main { border-top-color: var(--accent); }
.area-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 10px;
}
.area-card__text { font-size: 14.5px; color: var(--text-weak); }

/* ---------- コラム ---------- */
.column-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.column-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 30px;
  display: block;
  transition: transform 0.3s, box-shadow 0.3s;
  border-top: 3px solid var(--accent);
}
.column-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 40px rgba(13, 42, 65, 0.14);
}
.column-card__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--navy);
  background: var(--navy-light);
  border-radius: 4px;
  padding: 3px 12px;
  margin-bottom: 12px;
}
.column-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-dark);
  line-height: 1.6;
  margin-bottom: 10px;
}
.column-card__text { font-size: 14px; color: var(--text-weak); }
.column-card__more {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
}

/* 記事ページ */
.article {
  max-width: 760px;
  margin: 0 auto;
}
.article__lead {
  font-size: 16px;
  margin-bottom: 40px;
}
.article h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--navy-dark);
  line-height: 1.5;
  border-left: 4px solid var(--accent);
  padding-left: 16px;
  margin: 48px 0 20px;
}
.article h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin: 32px 0 12px;
}
.article p { margin-bottom: 20px; font-size: 15.5px; }
.article ul {
  background: var(--bg-gray);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 24px;
}
.article ul li {
  font-size: 15px;
  padding-left: 22px;
  position: relative;
  margin-bottom: 10px;
}
.article ul li:last-child { margin-bottom: 0; }
.article ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 11px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--accent);
}
.article__cta {
  background: var(--navy-light);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  margin-top: 48px;
}
.article__cta-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 8px;
}
.article__cta-text { font-size: 14.5px; margin-bottom: 20px; }
.article__back { text-align: center; margin-top: 40px; }

/* ---------- CTAバンド ---------- */
.cta {
  background: linear-gradient(120deg, var(--navy-dark), var(--navy));
  color: #fff;
  padding: 72px 0;
  text-align: center;
}
.cta__title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  margin-bottom: 12px;
}
.cta__text { font-size: 15px; opacity: 0.85; margin-bottom: 32px; }
.cta__btns {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.cta__tel {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.4;
}
.cta__tel-number {
  font-family: var(--font-en);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
}
.cta__tel-note { font-size: 12px; opacity: 0.75; }
.cta .btn--ghost { border-color: #fff; }

/* ---------- 会社概要テーブル ---------- */
.company-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}
.company-table th,
.company-table td {
  padding: 22px 28px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 15px;
  vertical-align: top;
}
.company-table tr:last-child th,
.company-table tr:last-child td { border-bottom: none; }
.company-table th {
  width: 200px;
  background: var(--navy-light);
  color: var(--navy-dark);
  font-weight: 700;
  white-space: nowrap;
}

/* ---------- 下層ページ ---------- */
.page-hero {
  margin-top: 74px;
  background:
    linear-gradient(rgba(13, 42, 65, 0.55), rgba(13, 42, 65, 0.55)),
    url("../photo/photo-02.jpg") center / cover no-repeat;
  padding: 84px 0;
  color: #fff;
  text-align: center;
}
.page-hero__en {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 6px;
}
.page-hero__jp {
  font-size: clamp(26px, 3.6vw, 36px);
  font-weight: 700;
}

.breadcrumb {
  font-size: 12.5px;
  color: var(--text-weak);
  padding: 16px 0;
}
.breadcrumb a { color: var(--navy); }
.breadcrumb span::before { content: "›"; margin: 0 8px; color: var(--text-weak); }

/* ---------- 実績詳細（一覧ページ） ---------- */
.work-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 46px;
  align-items: center;
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}
.work-detail:last-child { border-bottom: none; }
.work-detail:nth-child(even) .work-detail__photo { order: 2; }
.work-detail__photo img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.work-detail__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 14px;
}
.work-detail__spec {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.work-detail__text { font-size: 15px; color: var(--text); }

/* ---------- お問合せフォーム ---------- */
.contact-note {
  text-align: center;
  font-size: 15px;
  margin-bottom: 44px;
}
.contact-tel {
  text-align: center;
  background: var(--navy-light);
  border-radius: var(--radius);
  padding: 26px;
  margin-bottom: 48px;
}
.contact-tel__label { font-size: 14px; font-weight: 700; color: var(--navy-dark); }
.contact-tel__number {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
  display: block;
}

.form {
  max-width: 720px;
  margin: 0 auto;
}
.form__row { margin-bottom: 28px; }
.form__label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  color: var(--navy-dark);
  margin-bottom: 10px;
}
.form__req,
.form__opt {
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  border-radius: 4px;
  padding: 2px 8px;
  line-height: 1.6;
}
.form__req { background: #c0554d; }
.form__opt { background: #9aa7b0; }
.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form textarea {
  width: 100%;
  font-family: var(--font-jp);
  font-size: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-gray);
  transition: border-color 0.3s, background 0.3s;
}
.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--navy);
  background: #fff;
}
.form textarea { min-height: 190px; resize: vertical; }
.form__submit { text-align: center; margin-top: 40px; }
.form__submit .btn {
  min-width: 260px;
  justify-content: center;
  cursor: pointer;
  font-family: var(--font-jp);
}
.form__hp { display: none; }

/* ---------- フッター ---------- */
.footer {
  background: var(--navy-dark);
  color: #fff;
  padding: 64px 0 0;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 48px;
}
.footer__logo-en {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
}
.footer__logo-jp { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.footer__addr {
  font-style: normal;
  font-size: 14px;
  opacity: 0.8;
  line-height: 2;
}
.footer__nav { display: flex; flex-direction: column; gap: 12px; }
.footer__nav a {
  font-size: 14px;
  opacity: 0.85;
  transition: opacity 0.3s;
}
.footer__nav a:hover { opacity: 1; text-decoration: underline; }
.footer__copy {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  font-size: 12px;
  opacity: 0.6;
  padding: 20px 0;
}

/* ページトップ */
.pagetop {
  position: fixed;
  right: 22px; bottom: 22px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, background 0.3s;
  z-index: 90;
  box-shadow: var(--shadow);
}
.pagetop.is-show { opacity: 1; pointer-events: auto; }
.pagetop:hover { background: var(--navy-dark); }

/* ---------- スクロールアニメーション ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 900px) {
  .features, .works { grid-template-columns: 1fr 1fr; }
  .flow { grid-template-columns: 1fr 1fr; }
  .flow__item:nth-child(2)::after { display: none; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }

  /* backdrop-filterがあると全画面メニューの基準がヘッダーになってしまうため無効化 */
  .header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: #fff;
  }

  .menu-btn { display: block; }
  .gnav {
    position: fixed;
    inset: 0;
    background: var(--navy-dark);
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 105;
  }
  .gnav.is-open { opacity: 1; pointer-events: auto; }
  .gnav a { color: #fff; font-size: 18px; }

  /* スマホ: 写真を上部にフル表示し、テキストは白背景で下に */
  .hero {
    flex-direction: column;
    align-items: stretch;
    min-height: 0;
    background: #fff;
  }
  .hero__bg {
    position: relative;
    inset: auto;
    height: 250px;
  }
  .hero__bg::before {
    background: linear-gradient(rgba(255,255,255,0) 70%, rgba(255,255,255,1) 100%);
  }
  .hero__inner { padding: 20px 0 52px; }
  .hero__title { font-size: 26px; }
  .sec-head__jp { font-size: 24px; }
  br.pc-only { display: none; }

  .features, .works { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow__item::after { display: none !important; }
  .area-grid { grid-template-columns: 1fr; }
  .column-cards { grid-template-columns: 1fr; }

  .work-detail {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 40px 0;
  }
  .work-detail:nth-child(even) .work-detail__photo { order: 0; }

  .company-table th { width: 110px; padding: 16px; }
  .company-table td { padding: 16px; }

  .cta__btns { flex-direction: column; }
}