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

:root {
  --gold: #b8973a;
  --gold-light: #d4af57;
  --black: #1a1a1a;
  --dark: #111111;
  --gray: #f7f7f5;
  --text: #2c2c2c;
  --text-light: #666;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  line-height: 1.8;
  background-color: #fff;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}


/* ========== ヘッダー ========== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(8px);
  padding: 16px 0;
  transition: background 0.3s;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
}

.logo-sub {
  font-size: 10px;
  color: #aaa;
  letter-spacing: 1px;
}

nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

nav a {
  text-decoration: none;
  color: #ccc;
  font-size: 13px;
  letter-spacing: 0.5px;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--gold);
}

.reserve-btn {
  background-color: var(--gold);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: background 0.3s;
  white-space: nowrap;
}

.reserve-btn:hover {
  background-color: var(--gold-light);
}


/* ========== ヒーロー ========== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.72) 40%, rgba(0,0,0,0.2));
}

.hero-text {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 80px;
}

.hero-label {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--gold);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.hero-text h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 52px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 40px;
  line-height: 2;
}

.hero-reserve {
  font-size: 15px;
  padding: 14px 36px;
}


/* ========== セクション共通 ========== */
.section {
  padding: 96px 0;
}

.section-label {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-label.light {
  color: var(--gold-light);
}

.section h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 48px;
  line-height: 1.5;
}

.gray {
  background-color: var(--gray);
}

.dark {
  background-color: var(--dark);
  color: #fff;
}

.dark h3 {
  color: #fff;
}


/* ========== カード（サービス） ========== */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  padding: 36px 28px;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  background-color: #fff;
  transition: box-shadow 0.3s, transform 0.3s;
}

.card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.card h4 {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  margin-bottom: 12px;
  color: var(--black);
}

.card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.9;
}


/* ========== 車両紹介 ========== */
.vehicle-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.vehicle-text h3 {
  margin-bottom: 24px;
}

.vehicle-text > p {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 28px;
  line-height: 1.9;
}

.vehicle-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vehicle-features li {
  font-size: 14px;
  color: var(--text);
}

.vehicle-image img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}


/* ========== 料金 ========== */
.price-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.price-card {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  background: #fff;
}

.price-title {
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--text-light);
  margin-bottom: 16px;
}

.price-amount {
  font-family: 'Noto Serif JP', serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--black);
}

.price-amount span {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-light);
}

.price-note {
  font-size: 13px;
  color: var(--text-light);
  text-align: center;
}


/* ========== お問い合わせ ========== */
.contact-container {
  text-align: center;
}

.contact-desc {
  font-size: 15px;
  color: #aaa;
  margin-bottom: 48px;
}

.contact-actions {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.contact-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 28px 48px;
  border-radius: 8px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  min-width: 240px;
}

.contact-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.phone-btn {
  background-color: var(--gold);
  color: #fff;
}

.mail-btn {
  background-color: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
}

.mail-btn:hover {
  border-color: var(--gold);
}

.contact-btn-icon {
  font-size: 24px;
}

.contact-btn-main {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
}

.contact-btn-sub {
  font-size: 12px;
  opacity: 0.8;
}

.contact-hours {
  font-size: 13px;
  color: #888;
}


/* ========== フッター ========== */
footer {
  background-color: var(--black);
  padding: 36px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
}

.footer-copy {
  font-size: 12px;
  color: #666;
}


/* ========== モーダル ========== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal.open {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0,0,0,0.7);
}

.modal-box {
  position: relative;
  background: #fff;
  border-radius: 12px;
  padding: 48px 40px;
  width: 90%;
  max-width: 480px;
  text-align: center;
  z-index: 1;
  animation: fadeUp 0.25s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 18px;
  color: #999;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--black);
}

.modal-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  margin-bottom: 8px;
  color: var(--black);
}

.modal-desc {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 32px;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.modal-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: 8px;
  text-decoration: none;
  text-align: left;
  transition: transform 0.2s, box-shadow 0.2s;
}

.modal-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.modal-btn.phone {
  background-color: var(--gold);
  color: #fff;
}

.modal-btn.mail {
  background-color: var(--black);
  color: #fff;
}

.modal-btn-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.modal-btn-label {
  font-size: 13px;
  opacity: 0.85;
  display: block;
}

.modal-btn-number {
  font-size: 18px;
  font-weight: 700;
  display: block;
  letter-spacing: 0.5px;
}

.modal-hours {
  font-size: 12px;
  color: #aaa;
}


/* ========== レスポンシブ ========== */
@media screen and (max-width: 768px) {

  .nav {
    gap: 12px;
  }

  nav ul {
    display: none;
  }

  .logo-main {
    font-size: 18px;
  }

  .hero-text h2 {
    font-size: 36px;
  }

  .hero-desc {
    font-size: 14px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .vehicle-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .vehicle-image {
    order: -1;
  }

  .price-cards {
    grid-template-columns: 1fr;
  }

  .contact-actions {
    flex-direction: column;
    align-items: center;
  }

  .contact-btn {
    width: 100%;
    max-width: 320px;
    padding: 24px 32px;
  }

  .section h3 {
    font-size: 28px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .modal-box {
    padding: 40px 24px;
  }
}