/* ============================================================
   EASY RIDER HOUSE — Corporate Site CSS
   Brand: Lime Yellow #DCD700 / Black #1a1a14 / White #ffffff
   Font EN: DM Sans (Circular代替) / Font JP: Noto Sans JP
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,700;0,9..40,900;1,9..40,400&family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --lime:       #DCD700;
  --lime-dark:  #b8b400;
  --black:      #1a1a14;
  --black-rich: #111107;
  --white:      #ffffff;
  --gray-50:    #fafaf5;
  --gray-100:   #f2f2ea;
  --gray-200:   #e4e4d8;
  --gray-400:   #b0b09a;
  --gray-600:   #6b6b58;
  --text:       #1a1a14;
  --text-muted: #6b6b58;
  --radius:     4px;
  --radius-lg:  8px;
  --transition: 0.2s ease;
  --nav-h:      72px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'DM Sans', 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Typography ── */
.en { font-family: 'DM Sans', sans-serif; }

h1, h2, h3, h4 {
  font-family: 'DM Sans', 'Noto Sans JP', sans-serif;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

/* ── Layout Utilities ── */
.container {
  width: min(1160px, 100% - 3rem);
  margin-inline: auto;
}
.container-narrow {
  width: min(720px, 100% - 3rem);
  margin-inline: auto;
}

/* ── Buttons / CTAs ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-lime {
  background: var(--lime);
  color: var(--black);
}
.btn-lime:hover { background: var(--lime-dark); }
.btn-black {
  background: var(--black);
  color: var(--white);
}
.btn-black:hover { background: #2a2a1e; }
.btn-outline {
  background: transparent;
  color: var(--black);
  border: 2px solid var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}
.btn-outline-white:hover { background: var(--white); color: var(--black); }

/* ── Section Base ── */
.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}
.section-white { background: var(--white); }
.section-gray  { background: var(--gray-50); }
.section-black {
  background: var(--black-rich);
  color: var(--white);
}
.section-lime {
  background: var(--lime);
  color: var(--black);
}

.section-eyebrow {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
  background: var(--black);
  padding: 0.2rem 0.6rem;
  margin-bottom: 1.2rem;
}
.section-black .section-eyebrow {
  color: var(--black);
  background: var(--lime);
}
.section-lime .section-eyebrow {
  color: var(--lime);
  background: var(--black);
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  margin-bottom: 1rem;
}
.section-lead {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  line-height: 1.8;
  color: var(--text-muted);
  max-width: 600px;
}
.section-black .section-lead { color: var(--gray-400); }
.section-lime .section-lead  { color: var(--black); opacity: 0.75; }

/* ── Header / Nav ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  z-index: 100;
  display: flex;
  align-items: center;
}
.header-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1rem, 4vw, 3rem);
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.header-logo img {
  height: 32px;
  width: auto;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.8rem, 2vw, 2rem);
}
.site-nav a {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--text);
  transition: color var(--transition);
  position: relative;
}
.site-nav a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 100%;
  height: 2px;
  background: var(--lime);
  transition: right var(--transition);
}
.site-nav a:hover { color: var(--black); }
.site-nav a:hover::after { right: 0; }
.header-cta { flex-shrink: 0; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: transform 0.2s;
}

/* ── Hero ── */
.hero {
  margin-top: var(--nav-h);
  position: relative;
  height: calc(100svh - var(--nav-h));
  min-height: 500px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: 68% 75%; /* mobile: 看板が見える位置 */
}
@media (min-width: 768px) {
  .hero-bg {
    background-position: 50% 25%; /* desktop: 看板全体が収まる位置 */
  }
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(17,17,7,0.85) 0%,
    rgba(17,17,7,0.45) 50%,
    rgba(17,17,7,0.15) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}
.hero-content-inner {
  max-width: 680px;
}
.hero-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 1rem;
}
.hero-title {
  font-size: clamp(2.8rem, 7vw, 6rem);
  color: var(--white);
  line-height: 1.0;
  margin-bottom: 1.2rem;
}
.hero-title em {
  font-style: normal;
  color: var(--lime);
}
.hero-sub {
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  color: rgba(255,255,255,0.75);
  margin-bottom: 2rem;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ── Marquee Band ── */
.marquee-band {
  background: var(--lime);
  color: var(--black);
  padding: 0.6rem 0;
  overflow: hidden;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  animation: marquee 28s linear infinite;
}
.marquee-track span {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding-right: 3rem;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── News / Topics ── */
.news-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  gap: 1rem;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.news-card {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.news-card:hover {
  border-color: var(--lime);
  box-shadow: 0 4px 24px rgba(220,215,0,0.12);
}
.news-card-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.news-tag {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
}
.tag-live   { background: var(--black); color: var(--lime); }
.tag-event  { background: var(--lime);  color: var(--black); }
.tag-info   { background: var(--gray-100); color: var(--gray-600); }
.news-date {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.news-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}
.news-body {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
}
.news-link {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--black);
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition);
}
.news-link:hover { gap: 0.6rem; }

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--gray-200);
}
.feature-item {
  padding: clamp(2rem, 4vw, 3rem);
  border-right: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.feature-item:last-child { border-right: none; }
.feature-num {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--lime);
  background: var(--black);
  display: inline-block;
  padding: 0.15rem 0.4rem;
  align-self: flex-start;
}
.feature-title {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 900;
}
.feature-en {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.feature-body {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── Photo Strip ── */
.photo-strip {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 280px;
  gap: 0.5rem;
}
.photo-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Rental CTA ── */
.rental-cta {
  padding: clamp(4rem, 8vw, 6rem) 0;
  background: var(--black-rich);
  color: var(--white);
}
.rental-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.rental-cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
}
.rental-cta-title em {
  font-style: normal;
  color: var(--lime);
}
.rental-cta-body {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin: 1.5rem 0;
}
.rental-scenes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.rental-tag {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 2px;
  color: rgba(255,255,255,0.75);
}
.rental-cta-img {
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ── Access Summary ── */
.access-summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.access-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.access-table th,
.access-table td {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--gray-200);
  vertical-align: top;
  text-align: left;
}
.access-table th {
  width: 7em;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}
.access-table td { color: var(--text-muted); }
.access-map-embed {
  width: 100%;
  height: 280px;
  border-radius: var(--radius-lg);
  border: 0;
}

/* ── Instagram CTA ── */
.insta-block {
  text-align: center;
  padding: clamp(3rem, 6vw, 5rem);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
}
.insta-block .handle {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.insta-block p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

/* ── Page Header (sub pages) ── */
.page-header {
  margin-top: var(--nav-h);
  background: var(--black-rich);
  color: var(--white);
  padding: clamp(3rem, 6vw, 5rem) 0;
}
.page-header-eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 0.75rem;
}
.page-header-title {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  color: var(--white);
}

/* ── Breadcrumb ── */
.breadcrumb {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb span { color: var(--gray-400); }

/* ── Contact Form ── */
.form-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.form-required {
  color: #e04040;
  font-size: 0.75rem;
  margin-left: 0.3rem;
}
.form-input {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text);
  transition: border-color var(--transition);
  width: 100%;
}
.form-input:focus {
  outline: none;
  border-color: var(--lime);
}
.form-textarea { min-height: 160px; resize: vertical; }
.form-submit-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}
.form-note {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Footer ── */
.site-footer {
  background: var(--black-rich);
  color: var(--white);
  padding: clamp(3rem, 6vw, 5rem) 0 2rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-logo { height: 28px; width: auto; margin-bottom: 1rem; filter: brightness(0) invert(1); }
.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1.5rem;
}
.footer-info p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.8;
}
.footer-nav-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 1rem;
}
.footer-nav a {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  padding: 0.25rem 0;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}
.footer-sns a {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-sns a:hover { color: var(--lime); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr; }
  .feature-item { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .feature-item:last-child { border-bottom: none; }
  .rental-cta-inner { grid-template-columns: 1fr; }
  .rental-cta-img { height: 240px; width: 100%; order: -1; }
  .access-summary-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  :root { --nav-h: 60px; }
  .site-nav { display: none; }
  .nav-toggle { display: flex; }
  .photo-strip {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 200px 200px;
  }
  .photo-strip .photo-main {
    grid-column: 1 / -1;
  }
  .form-row-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero-title { font-size: clamp(2rem, 9vw, 3rem); }
  .news-grid { grid-template-columns: 1fr; }
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0;
  background: var(--white);
  z-index: 99;
  padding: 2rem;
  flex-direction: column;
  gap: 0.25rem;
  border-top: 1px solid var(--gray-200);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--gray-100);
  color: var(--text);
}
.mobile-nav .btn { margin-top: 1rem; align-self: flex-start; }