/* ===== ライトホール エチゴ — デモサイト ===== */

:root {
  --ink:      #111827;
  --navy:     #1a3d7c;
  --navy-lt:  #2a55a8;
  --navy-dk:  #122d60;
  --gold:     #8c6c10;
  --gold-lt:  #b8922c;
  --gold-bg:  #fdf6e3;
  --bg:       #ffffff;
  --bg2:      #f5f7fb;
  --bg3:      #eaeff8;
  --text:     #1f2937;
  --text2:    #4b5563;
  --text3:    #9ca3af;
  --border:   #d4d9ea;
  --border2:  #c0c8df;
  --radius:   2px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== HEADER ===== */
header {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg);
  padding: 0 28px;
  height: 62px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(26,61,124,0.06);
}

.header-logo { display: flex; flex-direction: column; gap: 1px; }
.header-logo .name {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(0.9rem, 2.4vw, 1.02rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.1em;
}
.header-logo .sub {
  font-size: 0.62rem;
  color: var(--text3);
  letter-spacing: 0.06em;
}

.pc-nav { display: flex; align-items: center; gap: 28px; }
.pc-nav a {
  font-size: 0.8rem;
  color: var(--text2);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.pc-nav a:hover { color: var(--navy); }
.pc-nav .nav-cta {
  background: var(--navy);
  color: #fff;
  padding: 8px 18px;
  border-radius: var(--radius);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  font-weight: 700;
  transition: background 0.2s;
}
.pc-nav .nav-cta:hover { background: var(--navy-lt); }

/* ===== HAMBURGER ===== */
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--navy); transition: all 0.25s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none; flex-direction: column;
  background: var(--bg); padding: 14px 28px;
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 13px 0; color: var(--text2); font-size: 0.9rem; border-bottom: 1px solid var(--border); letter-spacing: 0.04em; }
.mobile-menu .nav-cta-sp { color: var(--navy); font-weight: 700; border-bottom: none; }

/* ===== HERO ===== */
.hero {
  background: var(--bg);
  padding: 72px 28px 64px;
  border-bottom: 1px solid var(--border);
}
.hero-inner { max-width: 780px; margin: 0 auto; }

.hero-label {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.hero-label::before {
  content: '';
  display: block; width: 24px; height: 1px;
  background: var(--gold);
}

.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2rem, 5.5vw, 3.2rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.12em;
  line-height: 1.45;
  margin-bottom: 6px;
}
.hero-title em {
  display: block;
  font-style: normal;
  font-size: 0.5em;
  color: var(--text2);
  letter-spacing: 0.15em;
  margin-top: 12px;
  font-weight: 400;
}

.hero-rule { width: 36px; height: 3px; background: var(--navy); margin: 22px 0; }

.hero-sub {
  font-size: clamp(0.85rem, 1.9vw, 0.95rem);
  color: var(--text2);
  line-height: 2;
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-price-box {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  background: var(--gold-bg);
  border: 1px solid #e8d898;
  border-left: 4px solid var(--gold);
  padding: 14px 22px;
  margin-bottom: 32px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.hero-price-box .price-label { font-size: 0.78rem; color: var(--text2); letter-spacing: 0.08em; }
.hero-price-box .price-num {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.3rem, 3.2vw, 1.65rem);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
}
.hero-price-box .price-note { font-size: 0.72rem; color: var(--text3); }

.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  padding: 13px 28px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--navy-lt); }

.btn-outline {
  display: inline-block;
  border: 1px solid var(--border2);
  color: var(--text2);
  padding: 13px 28px;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  background: transparent;
  transition: border-color 0.2s, color 0.2s;
}
.btn-outline:hover { border-color: var(--navy); color: var(--navy); }

.btn-navy {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  padding: 13px 28px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: background 0.2s;
}
.btn-navy:hover { background: var(--navy-lt); }

.btn-white {
  display: inline-block;
  background: #fff;
  color: var(--navy);
  padding: 13px 28px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  border: 1px solid var(--border2);
  transition: background 0.2s;
}
.btn-white:hover { background: var(--bg2); }

/* ===== TRUST BAND ===== */
.trust-band {
  background: var(--navy);
  padding: 0;
}
.trust-band-inner {
  max-width: 780px; margin: 0 auto;
  padding: 16px 28px;
  display: flex; align-items: center; gap: 20px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.05em;
}
.trust-item::before {
  content: '—';
  color: rgba(255,255,255,0.3);
}
.trust-item strong { font-weight: 700; color: #fff; font-size: 0.9rem; }
.trust-divider { width: 1px; height: 18px; background: rgba(255,255,255,0.2); }

/* ===== SECTION COMMON ===== */
.section-inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 28px;
}

.section-label {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.25rem, 3.2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--navy);
  margin-bottom: 6px;
  line-height: 1.5;
}

.section-rule {
  width: 28px; height: 3px;
  background: var(--navy);
  margin: 12px 0 28px;
}

.section-desc {
  font-size: 0.88rem;
  color: var(--text2);
  line-height: 1.95;
  margin-bottom: 30px;
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: var(--bg2);
  padding: 48px 28px 44px;
  border-bottom: 1px solid var(--border);
}
.page-hero .section-label { color: var(--gold); }
.page-hero .section-title { color: var(--navy); }
.page-hero p { color: var(--text2); font-size: 0.88rem; margin-top: 8px; }

/* ===== FEATURES ===== */
.feature-block {
  border-left: 3px solid var(--navy);
  padding: 0 0 0 20px;
  margin-bottom: 32px;
}
.feature-block:last-child { margin-bottom: 0; }
.feature-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--navy);
  margin-bottom: 8px;
}
.feature-block p {
  font-size: 0.86rem;
  color: var(--text2);
  line-height: 1.95;
}

/* ===== PLAN BLOCKS ===== */
.plan-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-top: 3px solid var(--navy);
  padding: 24px 28px;
  margin-bottom: 14px;
  border-radius: var(--radius);
}
.plan-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--navy);
  margin-bottom: 10px;
}
.plan-block p {
  font-size: 0.86rem;
  color: var(--text2);
  line-height: 1.95;
  margin-bottom: 12px;
}
.plan-price {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
}
.plan-price small {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.72rem;
  color: var(--text3);
  font-weight: 400;
  display: block;
  margin-top: 2px;
}
.plan-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.plan-tag {
  font-size: 0.68rem;
  background: var(--bg3);
  color: var(--text2);
  padding: 3px 10px;
  border-radius: 0;
  letter-spacing: 0.05em;
  border: 1px solid var(--border);
}

/* ===== HALL LIST ===== */
.hall-block {
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
}
.hall-block:first-child { border-top: 1px solid var(--border); }
.hall-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.hall-block p {
  font-size: 0.85rem;
  color: var(--text2);
  line-height: 1.85;
}

/* ===== MEMBER BLOCK ===== */
.member-block {
  background: var(--navy);
  padding: 30px 28px;
  border-radius: var(--radius);
  margin-top: 28px;
}
.member-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}
.member-block .member-fee {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.62);
  margin-bottom: 16px;
  line-height: 1.75;
}
.member-block .member-fee strong { color: #fff; font-size: 0.98rem; }
.member-list { list-style: none; padding: 0; }
.member-list li {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.82);
  padding: 7px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: flex-start; gap: 10px;
}
.member-list li::before { content: '—'; color: rgba(255,255,255,0.4); flex-shrink: 0; }
.member-list li:last-child { border-bottom: none; }

/* ===== NOTICE / INFO BOX ===== */
.notice-box {
  background: var(--gold-bg);
  border-left: 4px solid var(--gold);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--text2);
  line-height: 1.85;
  margin-bottom: 28px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.notice-box strong { color: var(--ink); }

.info-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--text2);
  line-height: 1.95;
  margin-bottom: 14px;
  border-radius: var(--radius);
}
.info-box strong { color: var(--navy); display: block; margin-bottom: 5px; font-weight: 700; }

/* ===== ACCESS TABLE ===== */
.access-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
.access-table th, .access-table td {
  padding: 11px 15px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
.access-table th {
  width: 120px; color: var(--navy);
  font-weight: 700; font-size: 0.8rem;
  background: var(--bg2);
  white-space: nowrap;
}
.access-table td { color: var(--text2); }

/* ===== CONTACT BLOCK ===== */
.contact-block { margin-bottom: 46px; }
.contact-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--navy);
  margin-bottom: 14px;
  padding-bottom: 9px;
  border-bottom: 2px solid var(--navy);
}
.contact-block p { font-size: 0.86rem; color: var(--text2); line-height: 1.95; margin-bottom: 10px; }

.contact-tel-large { margin: 14px 0; }
.contact-tel-large a {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.7rem, 5.5vw, 2.4rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.08em;
  display: block;
}
.contact-tel-large small {
  font-size: 0.74rem;
  color: var(--text3);
  display: block;
  margin-top: 3px;
}

/* ===== FAQ ===== */
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-item h3 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.faq-item p { font-size: 0.85rem; color: var(--text2); line-height: 1.95; }

/* ===== FLOW ===== */
.flow-list { display: flex; flex-direction: column; }
.flow-item {
  display: flex; gap: 22px; align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.flow-item:last-child { border-bottom: none; }
.flow-num {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  min-width: 38px;
  line-height: 1;
  padding-top: 4px;
}
.flow-content h3 {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 5px;
  letter-spacing: 0.04em;
}
.flow-content p { font-size: 0.84rem; color: var(--text2); line-height: 1.85; }

/* ===== CTA DARK ===== */
.cta-dark {
  background: var(--navy);
  padding: 56px 28px;
  text-align: center;
}
.cta-dark h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.1rem, 2.8vw, 1.5rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
  line-height: 1.7;
  margin-bottom: 10px;
}
.cta-dark p {
  font-size: 0.86rem;
  color: rgba(255,255,255,0.62);
  line-height: 1.95;
  margin-bottom: 28px;
}

/* ===== FOOTER ===== */
footer {
  background: var(--navy-dk);
  padding: 38px 28px 62px;
}
.footer-inner {
  max-width: 780px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 5px;
}
.footer-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.06rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.12em;
  margin-bottom: 3px;
}
.footer-sub { font-size: 0.72rem; color: rgba(255,255,255,0.45); letter-spacing: 0.07em; }
.footer-tel { font-size: 0.97rem; color: #fff; letter-spacing: 0.06em; margin-top: 8px; }
.footer-address { font-size: 0.77rem; color: rgba(255,255,255,0.4); }
.footer-note {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.25);
  line-height: 1.85;
  margin-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 14px;
}

/* ===== FIXED CTA ===== */
.fixed-cta { position: fixed; bottom: 0; left: 0; right: 0; z-index: 200; display: flex; }
.cta-tel {
  flex: 1;
  background: var(--navy);
  color: #fff;
  text-align: center;
  padding: 14px 8px 18px;
  font-size: clamp(0.8rem, 2.1vw, 0.9rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  display: block;
  border-top: 2px solid var(--navy-lt);
  transition: background 0.2s;
}
.cta-tel:hover { background: var(--navy-lt); }
.cta-mail {
  flex: 1;
  background: var(--ink);
  color: rgba(255,255,255,0.85);
  text-align: center;
  padding: 14px 8px 18px;
  font-size: clamp(0.8rem, 2.1vw, 0.9rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  display: block;
  border-top: 2px solid rgba(255,255,255,0.15);
  transition: background 0.2s;
}
.cta-mail:hover { background: #2a2a2a; }

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .pc-nav { display: none; }
  .hamburger { display: flex; }
  .trust-band-inner { gap: 12px; }
  .trust-divider { display: none; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-outline, .btn-navy, .btn-white { width: 100%; text-align: center; }
  .access-table th { width: 88px; font-size: 0.76rem; }
  .plan-block { padding: 18px 16px; }
}