/* ===== RESET & ROOT ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --black:    #0E0E0E;
  --dark:     #1A1A1A;
  --dark2:    #242424;
  --orange:   #F97316;
  --orange2:  #FB923C;
  --orange-d: #C05621;
  --text:     #E8E8E8;
  --text2:    #A0A0A0;
  --text3:    #5A5A5A;
  --border:   #2E2E2E;
  --surface:  #1E1E1E;
  --green-line: #06C755;
}
html { scroll-behavior: smooth; }
body { font-family: 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif; color: var(--text); background: var(--black); line-height: 1.8; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== HEADER ===== */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(14,14,14,0.97); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0 32px; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { font-size: 0.95rem; font-weight: 800; color: #fff; letter-spacing: 0.05em; display: flex; align-items: center; gap: 10px; }
.logo-bar { width: 4px; height: 22px; background: var(--orange); border-radius: 2px; flex-shrink: 0; }
.logo small { display: block; font-size: 0.58rem; color: var(--text3); letter-spacing: 0.08em; margin-top: 2px; }
nav { display: flex; gap: 4px; }
nav a {
  color: var(--text2); font-size: 0.78rem; font-weight: 700;
  padding: 7px 12px; border-radius: 4px; letter-spacing: 0.04em;
  transition: all .2s;
}
nav a:hover { color: var(--orange); background: rgba(249,115,22,0.08); }
nav a.active { color: var(--orange); }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-tel { color: #fff; font-size: 0.95rem; font-weight: 800; text-align: right; }
.header-tel small { display: block; font-size: 0.62rem; color: var(--text3); font-weight: 400; }
.header-line {
  background: var(--green-line); color: #fff; font-size: 0.78rem; font-weight: 800;
  padding: 8px 14px; border-radius: 4px; display: flex; align-items: center; gap: 5px;
  transition: background .2s;
}
.header-line:hover { background: #05B34C; }

/* ===== PAGE HERO ===== */
.page-hero {
  padding-top: 64px;
  background: var(--dark);
  padding-bottom: 56px;
  border-bottom: 3px solid var(--orange);
}
.page-hero-inner { max-width: 1100px; margin: 0 auto; padding: 56px 32px 0; }
.page-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.75rem; color: var(--text3); margin-bottom: 20px;
}
.page-breadcrumb a { color: var(--text2); transition: color .2s; }
.page-breadcrumb a:hover { color: var(--orange); }
.page-breadcrumb span { color: var(--text3); }
.page-hero h1 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 900; color: #fff; line-height: 1.3; margin-bottom: 12px; }
.page-hero p { color: var(--text2); font-size: 0.95rem; }
.page-hero-en { font-size: 0.72rem; color: var(--orange); font-weight: 700; letter-spacing: 0.2em; margin-bottom: 10px; }

/* ===== SECTION BASE ===== */
.section { padding: 80px 32px; }
.section-alt { background: var(--surface); }
.container { max-width: 1100px; margin: 0 auto; }
.sec-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; color: var(--orange); text-transform: uppercase; margin-bottom: 10px; }
.sec-title { font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 900; color: #fff; line-height: 1.3; margin-bottom: 16px; }
.sec-desc { color: var(--text2); font-size: 0.93rem; line-height: 1.95; max-width: 640px; }
.sec-header { margin-bottom: 56px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 800; border-radius: 4px; transition: all .2s;
  letter-spacing: 0.06em; cursor: pointer; border: none;
}
.btn-primary {
  background: var(--orange); color: #fff;
  padding: 16px 36px; font-size: 0.95rem;
}
.btn-primary:hover { background: var(--orange2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(249,115,22,0.4); }
.btn-line {
  background: var(--green-line); color: #fff;
  padding: 16px 28px; font-size: 0.9rem;
}
.btn-line:hover { background: #05B34C; transform: translateY(-2px); }
.btn-ghost {
  background: transparent; color: rgba(255,255,255,0.8);
  padding: 16px 28px; font-size: 0.9rem;
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover { border-color: var(--orange); color: var(--orange); }
.btn-outline {
  background: transparent; color: var(--orange);
  padding: 12px 24px; font-size: 0.85rem;
  border: 2px solid var(--orange);
}
.btn-outline:hover { background: var(--orange); color: #fff; }
.cta-group { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== CARDS ===== */
.card {
  background: var(--surface); border-radius: 8px; padding: 28px 24px;
  border: 1px solid var(--border); transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: 0 8px 32px rgba(249,115,22,0.15); transform: translateY(-3px); border-color: var(--orange); }
.card-icon {
  width: 52px; height: 52px; border-radius: 8px;
  background: rgba(249,115,22,0.12); color: var(--orange);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 16px; flex-shrink: 0;
  border: 1px solid rgba(249,115,22,0.25);
}
.card h3 { font-size: 1rem; font-weight: 800; color: #fff; margin-bottom: 10px; line-height: 1.4; }
.card p { color: var(--text2); font-size: 0.87rem; line-height: 1.85; }

/* ===== GRID ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: var(--dark);
  border-top: 3px solid var(--orange);
  padding: 72px 32px; text-align: center;
}
.cta-banner h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 900; color: #fff; margin-bottom: 12px; }
.cta-banner p { color: var(--text2); font-size: 0.95rem; margin-bottom: 36px; }
.cta-tel-big {
  font-size: 2rem; font-weight: 800; color: #fff;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  margin-bottom: 24px;
}
.cta-tel-big small { font-size: 0.72rem; font-weight: 400; color: var(--text3); display: block; }

/* ===== NOTICE BAR ===== */
.notice-bar {
  background: var(--orange); color: #fff;
  text-align: center; padding: 11px 24px; font-size: 0.85rem; font-weight: 700;
}

/* ===== FOOTER ===== */
footer {
  background: #080808; color: var(--text3);
  padding: 48px 32px 32px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 40px;
  padding-bottom: 32px; border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.footer-logo { color: #fff; font-size: 1rem; font-weight: 800; margin-bottom: 8px; }
.footer-logo span { color: var(--orange); }
.footer-desc { font-size: 0.8rem; line-height: 1.9; }
.footer-nav h4 { color: var(--text3); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 14px; text-transform: uppercase; }
.footer-nav ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-nav a { color: var(--text3); font-size: 0.82rem; transition: color .2s; }
.footer-nav a:hover { color: var(--orange); }
.footer-contact h4 { color: var(--text3); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 14px; text-transform: uppercase; }
.footer-tel { color: #fff; font-size: 1.15rem; font-weight: 800; margin-bottom: 6px; }
.footer-hours { font-size: 0.78rem; line-height: 1.9; }
.footer-copy { max-width: 1100px; margin: 0 auto; text-align: center; font-size: 0.75rem; }

/* ===== ANIMATE ===== */
.fade-up { opacity: 0; transform: translateY(28px); transition: opacity .65s ease, transform .65s ease; }
.fade-up.visible { opacity: 1; transform: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  nav { display: none; }
}
@media (max-width: 480px) {
  .section { padding: 60px 20px; }
  header { padding: 0 20px; }
  .page-hero-inner { padding: 48px 20px 0; }
  .cta-group { flex-direction: column; }
}