@charset "UTF-8";

:root {
  color-scheme: only light;

  /* 文字サイズ（03_レビューゲートの18px仕様） */
  --fs-body: 18px;
  --fs-lead: 20px;
  --fs-h2: 32px;
  --fs-h3: 24px;
  --fs-h4: 20px;
  --fs-label: 15px;
  --fs-note: 14px;
  --fs-deco: 15px;

  /* 配色（現行サイトの実測値） */
  --brown-900: #2a0806;
  --brown-700: #41220e;
  --gold: #c99f65;
  --gold-dark: #a87c42;
  --cream: #e5d3bb;
  --paper: #faf6f0;
  --paper-2: #f2ebe1;
  --ink: #2b2320;
  --ink-2: #574c45;
  --line: #d9cbb8;

  --wrap: 1120px;
  --read: 720px;

  --sans:
    "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP",
    "Meiryo", sans-serif;
  --serif:
    "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.8;
  -webkit-text-size-adjust: 100%;
}

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

a {
  color: inherit;
}

.wrap {
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
}

.read {
  max-width: var(--read);
}

/* ===== 提案専用の注釈 ===== */
.proposal-note {
  background: var(--brown-900);
  color: #f0e6d8;
  font-size: var(--fs-note);
  line-height: 1.7;
  padding: 10px 0;
}

.proposal-note p {
  margin: 0;
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
}

.proposal-note p + p {
  margin-top: 6px;
  color: var(--gold);
}

/* ===== ヘッダー（スクロールしても画面上に残る） ===== */
.header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 2px 10px rgba(42, 8, 6, 0.06);
}

.header__top {
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px 0;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.header__logo img {
  width: 104px;
  height: auto;
}

/* 見出しへ飛んだときにヘッダーの下へ潜らないようにする */
[id] {
  scroll-margin-top: 152px;
}

.header__logo span {
  font-family: var(--serif);
  font-size: var(--fs-label);
  color: var(--ink-2);
  line-height: 1.5;
}

.header__contact {
  text-align: right;
}

.header__tel {
  font-family: var(--serif);
  font-size: 30px;
  line-height: 1.2;
  color: var(--brown-700);
  text-decoration: none;
  letter-spacing: 0.02em;
  display: inline-block;
}

.header__hours {
  font-size: var(--fs-label);
  color: var(--ink-2);
  margin: 2px 0 0;
}

.nav {
  border-top: 1px solid var(--line);
  background: #fff;
}

.nav__list {
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
  list-style: none;
  padding: 0;
  margin-block: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.nav__list a {
  display: block;
  padding: 11px 20px;
  font-size: var(--fs-body);
  text-decoration: none;
  color: var(--ink);
}

.nav__list a:hover {
  color: var(--gold-dark);
}

.menu-btn {
  display: none;
}

/* ナビが2段に折り返すと、残るヘッダーが厚くなりすぎるので詰める */
@media (max-width: 1000px) {
  .nav__list a {
    padding: 11px 10px;
  }
}

/* ===== ヒーロー ===== */
.hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: center;
  background: var(--brown-900) center/cover no-repeat;
  background-image:
    linear-gradient(
      90deg,
      rgba(28, 10, 4, 0.72) 0%,
      rgba(28, 10, 4, 0.5) 46%,
      rgba(28, 10, 4, 0.18) 100%
    ),
    url("../img/hero.jpg");
  padding: 64px 0;
}

.hero__inner {
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
  color: #fff;
}

.hero__deco {
  font-family: var(--serif);
  font-size: var(--fs-deco);
  letter-spacing: 0.24em;
  color: var(--gold);
  margin: 0 0 14px;
}

.hero__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.35;
  margin: 0 0 20px;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
}

.nw {
  display: inline-block;
}

.hero__title .ruby {
  display: inline-block;
  font-size: 0.42em;
  letter-spacing: 0.3em;
  color: var(--cream);
  margin-bottom: 2px;
}

.hero__text {
  font-size: var(--fs-lead);
  line-height: 1.9;
  margin: 0 0 28px;
  max-width: 30em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* ===== ボタン ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 2px;
  font-size: var(--fs-body);
  text-decoration: none;
  border: 1px solid transparent;
  line-height: 1.4;
}

.btn--tel {
  background: var(--gold);
  color: var(--brown-900);
  font-family: var(--serif);
  font-size: 26px;
  padding: 12px 26px;
}

.btn--tel small {
  font-family: var(--sans);
  font-size: var(--fs-label);
  display: block;
  line-height: 1.3;
}

.btn--ghost {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn--solid {
  background: var(--brown-700);
  color: #fff;
}

.btn--outline {
  border-color: var(--brown-700);
  color: var(--brown-700);
}

/* ===== セクション共通 ===== */
.section {
  padding: 72px 0;
}

.section--paper {
  background: var(--paper-2);
}

.section--dark {
  background: var(--brown-900);
  color: #f2e7d8;
}

.section__head {
  margin: 0 0 36px;
}

.section__deco {
  font-family: var(--serif);
  font-size: var(--fs-deco);
  letter-spacing: 0.22em;
  color: var(--gold-dark);
  margin: 0 0 8px;
}

.section--dark .section__deco {
  color: var(--gold);
}

h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(26px, 4vw, var(--fs-h2));
  line-height: 1.4;
  margin: 0;
}

h3 {
  font-size: var(--fs-h3);
  line-height: 1.5;
  margin: 0 0 10px;
}

h4 {
  font-size: var(--fs-h4);
  line-height: 1.5;
  margin: 0 0 8px;
}

p {
  margin: 0 0 1.2em;
}

p:last-child {
  margin-bottom: 0;
}

.lead {
  font-size: var(--fs-lead);
  line-height: 2;
}

/* ===== 家の顔マップ（ギミック） ===== */
.map-block {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.map-figure {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  padding: 14px;
}

.map-figure svg {
  width: 100%;
  height: auto;
  display: block;
}

.map-svg .zone {
  fill: #e9e0d2;
  stroke: #c2b19b;
  stroke-width: 1.5;
  transition: fill 0.2s;
}

.map-svg .zone.is-active {
  fill: var(--gold);
  stroke: var(--gold-dark);
}

.map-svg .ground {
  fill: #f6f1e8;
  stroke: #cdbfa9;
  stroke-width: 1.5;
}

.map-svg .house {
  fill: #fff;
  stroke: #9c8a72;
  stroke-width: 1.5;
}

.map-svg .road {
  fill: #ddd5c8;
}

.map-svg .label {
  font-family: var(--sans);
  font-size: 15px;
  fill: var(--ink-2);
}

.map-hits {
  position: absolute;
  inset: 14px;
  pointer-events: none;
}

.map-hit {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: auto;
  background: #fff;
  border: 2px solid var(--brown-700);
  color: var(--brown-700);
  font-family: var(--serif);
  font-size: var(--fs-h4);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
}

.map-hit[aria-pressed="true"] {
  background: var(--brown-700);
  color: #fff;
}

.map-note {
  font-size: var(--fs-note);
  color: var(--ink-2);
  margin: 14px 0 0;
}

.map-panel__photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--paper-2);
}

.map-panel__en {
  font-family: var(--serif);
  font-size: var(--fs-deco);
  letter-spacing: 0.2em;
  color: var(--gold-dark);
  margin: 18px 0 4px;
}

.map-panel__title {
  font-family: var(--serif);
  font-size: var(--fs-h3);
  margin: 0 0 10px;
}

.map-panel__copy {
  font-size: var(--fs-lead);
  line-height: 1.9;
  margin: 0 0 12px;
  min-height: 3.8em;
}

.map-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.map-tabs button {
  font-family: inherit;
  font-size: var(--fs-label);
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  border-radius: 2px;
}

.map-tabs button[aria-pressed="true"] {
  background: var(--brown-700);
  border-color: var(--brown-700);
  color: #fff;
}

/* ===== 施工例 ===== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: 16px;
}

.works-grid figure {
  margin: 0;
}

.works-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--paper-2);
}

.works-grid figcaption {
  font-size: var(--fs-label);
  color: var(--ink-2);
  padding-top: 6px;
}

.center {
  text-align: center;
  margin-top: 32px;
}

/* ===== 5つの強み ===== */
.reasons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 24px;
}

.reason {
  background: #fff;
  border: 1px solid var(--line);
  padding: 26px 24px;
}

.section--dark .reason {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(201, 159, 101, 0.35);
}

.reason__no {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--gold-dark);
  line-height: 1;
  margin: 0 0 10px;
}

.section--dark .reason__no {
  color: var(--gold);
}

.reason h3 {
  font-family: var(--serif);
}

.reason p {
  font-size: var(--fs-body);
  color: var(--ink-2);
}

.section--dark .reason p {
  color: #ded1c0;
}

/* ===== 自社施工 ===== */
.jisha {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 18px;
  margin-top: 32px;
}

.jisha div {
  border: 1px solid rgba(201, 159, 101, 0.4);
  padding: 22px 20px;
  text-align: center;
}

.jisha strong {
  display: block;
  font-family: var(--serif);
  font-size: 34px;
  color: var(--gold);
  line-height: 1.2;
  margin-bottom: 6px;
}

.jisha span {
  font-size: var(--fs-body);
}

/* ===== 表彰 ===== */
.award {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  margin-top: 36px;
  border: 1px solid rgba(201, 159, 101, 0.4);
  padding: 24px;
}

.award img {
  width: 200px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.award h3 {
  font-family: var(--serif);
}

@media (max-width: 620px) {
  .award {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    text-align: center;
    gap: 18px;
  }
}

/* ===== 価格 ===== */
.price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 24px;
}

.price {
  background: #fff;
  border: 1px solid var(--line);
  padding: 28px 26px;
}

.price__label {
  display: inline-block;
  background: var(--brown-700);
  color: #fff;
  font-size: var(--fs-label);
  padding: 4px 12px;
  margin-bottom: 12px;
}

.price__yen {
  font-family: var(--serif);
  font-size: 40px;
  line-height: 1.2;
  color: var(--brown-700);
  margin: 0 0 4px;
}

.price__yen small {
  font-size: var(--fs-body);
  font-family: var(--sans);
}

.price ul {
  margin: 14px 0 0;
  padding-left: 1.3em;
}

.price li {
  margin-bottom: 4px;
}

.note {
  font-size: var(--fs-note);
  color: var(--ink-2);
  line-height: 1.7;
}

/* ===== ショールーム ===== */
.showroom {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 36px;
  align-items: center;
}

/* ===== 会社概要 ===== */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-body);
}

.table th,
.table td {
  border-bottom: 1px solid var(--line);
  padding: 14px 10px;
  text-align: left;
  vertical-align: top;
  line-height: 1.8;
}

.table th {
  width: 200px;
  font-weight: 600;
  color: var(--brown-700);
  white-space: nowrap;
}

/* ===== 問い合わせ ===== */
.contact-box {
  background: #fff;
  border: 1px solid var(--line);
  padding: 36px 28px;
  text-align: center;
}

.contact-box .btn--tel {
  margin: 10px 0;
}

/* ===== フッター ===== */
.footer {
  background: var(--brown-900);
  color: #e7dccd;
  padding: 48px 0 110px;
  font-size: var(--fs-body);
}

.footer a {
  color: var(--gold);
}

.footer__note {
  font-size: var(--fs-note);
  line-height: 1.8;
  color: #bfae9a;
  margin-top: 22px;
  border-top: 1px solid rgba(201, 159, 101, 0.3);
  padding-top: 18px;
}

/* ===== モバイル固定電話バー ===== */
.telbar {
  display: none;
}

/* ===== 幅の切り替え ===== */
@media (max-width: 900px) {
  .map-block {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 560px) {
  .map-hit {
    width: 34px;
    height: 34px;
    font-size: 17px;
    border-width: 2px;
  }
}

@media (max-width: 780px) {
  .header__top {
    padding: 8px 0;
  }

  .header__logo img {
    width: 108px;
  }

  [id] {
    scroll-margin-top: 76px;
  }

  .header__logo span {
    display: none;
  }

  .header__contact {
    display: none;
  }

  .menu-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--brown-700);
    color: #fff;
    border: 0;
    font-family: inherit;
    font-size: var(--fs-body);
    padding: 10px 16px;
    cursor: pointer;
    border-radius: 2px;
  }

  .menu-btn__bars {
    display: inline-block;
    width: 20px;
    height: 14px;
    position: relative;
  }

  .menu-btn__bars::before,
  .menu-btn__bars::after,
  .menu-btn__bars i {
    content: "";
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: #fff;
  }

  .menu-btn__bars::before {
    top: 0;
  }

  .menu-btn__bars i {
    top: 6px;
  }

  .menu-btn__bars::after {
    bottom: 0;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    display: none;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  }

  .nav.is-open {
    display: block;
  }

  .nav__list {
    display: block;
    width: 100%;
  }

  .nav__list li + li a {
    border-top: 1px solid var(--line);
  }

  .nav__list a {
    padding: 16px 20px;
  }

  .hero {
    min-height: 0;
    padding: 48px 0 44px;
  }

  .section {
    padding: 52px 0;
  }

  .table th {
    width: auto;
    display: block;
    border-bottom: 0;
    padding-bottom: 0;
    white-space: normal;
  }

  .table td {
    display: block;
    padding-top: 4px;
  }

  .telbar {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    background: var(--brown-700);
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.25);
  }

  .telbar a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 6px;
    text-decoration: none;
    color: #fff;
    line-height: 1.3;
    font-size: var(--fs-body);
  }

  .telbar a + a {
    border-left: 1px solid rgba(255, 255, 255, 0.3);
  }

  .telbar strong {
    font-family: var(--serif);
    font-size: 22px;
  }

  .telbar small {
    font-size: var(--fs-note);
  }
}