/* ======================================================
   COMMON.CSS — 全ページ共通スタイル
====================================================== */

/* DESIGN TOKENS */
:root {
  --red: #C00000;
  --red-dark: #900000;
  --dark: #111;
  --gray-bg: #f7f7f7;
  --gray-border: #e8e8e8;
  --gray-text: #777;
  --footer-bg: #1e1e1e;
  --blue: #3a6adf;
}

/* RESET */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Noto Sans JP', sans-serif; color: var(--dark); background: #fff; font-size: 14px; line-height: 1.7; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
table { border-collapse: collapse; width: 100%; }

/* HEADER */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: #fff; border-bottom: 1px solid var(--gray-border);
  height: 56px; display: flex; align-items: center; padding: 0 32px;
}
.header-inner { width: 100%; max-width: 1160px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 8px; }
.logo-img { height: 38px; width: auto; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--red); border: 2px solid var(--red-dark);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 10px; font-weight: 700; flex-shrink: 0;
}
.logo-text { font-size: 11px; font-weight: 500; line-height: 1.4; color: #333; }
.pc-nav { display: flex; align-items: center; gap: 28px; }
.pc-nav a { font-size: 13px; color: #333; }
.pc-nav a:hover { color: var(--red); }
.btn-nav { background: var(--red); color: #fff !important; padding: 8px 18px; border-radius: 3px; font-size: 13px; font-weight: 700; }
.btn-nav:hover { background: var(--red-dark) !important; }

/* HAMBURGER */
.hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 36px; height: 36px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; height: 2px; background: var(--dark); border-radius: 2px; 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); }

/* SP DRAWER */
.sp-nav { display: none; position: fixed; top: 56px; left: 0; right: 0; bottom: 0; background: #fff; z-index: 190; flex-direction: column; overflow-y: auto; }
.sp-nav.open { display: flex; }
.sp-nav a { display: block; padding: 16px 24px; font-size: 15px; font-weight: 500; color: var(--dark); border-bottom: 1px solid var(--gray-border); }
.sp-nav a:hover { color: var(--red); }
.sp-nav .sp-contact { margin: 20px 20px 0; text-align: center; background: var(--red); color: #fff !important; padding: 14px; border-radius: 4px; font-weight: 700; border-bottom: none; }

/* BUTTONS */
.btn-red { background: var(--red); color: #fff; padding: 11px 22px; border-radius: 3px; font-size: 13px; font-weight: 700; display: inline-flex; align-items: center; gap: 5px; transition: background 0.18s; }
.btn-red:hover { background: var(--red-dark); }
.btn-outline-white { background: transparent; color: #fff; padding: 10px 22px; border-radius: 3px; border: 1.5px solid rgba(255,255,255,0.75); font-size: 13px; font-weight: 500; }
.btn-outline-white:hover { background: rgba(255,255,255,0.1); }

/* PAGE HEADER */
.page-header { margin-top: 56px; background: #fff; padding: 48px 40px 36px; border-bottom: 1px solid var(--gray-border); }
.page-header-inner { max-width: 1160px; margin: 0 auto; }
.page-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.page-desc { font-size: 12px; color: var(--gray-text); }

/* SECTION */
.sec { padding: 64px 40px; }
.sec-inner { max-width: 1160px; margin: 0 auto; }
.sec-gray { background: var(--gray-bg); }
.sec-head { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 4px; }
.sec-title { font-size: 22px; font-weight: 700; }
.sec-sub { font-size: 12px; color: var(--gray-text); margin-bottom: 28px; }
.sec-divider { border: none; border-top: 1px solid var(--gray-border); margin: 0; }
.link-all { font-size: 12px; color: var(--red); font-weight: 600; white-space: nowrap; margin-top: 4px; }
.link-all::after { content: ' →'; }
.link-all:hover { text-decoration: underline; }

/* FOOTER */
footer { background: var(--footer-bg); color: rgba(255,255,255,0.75); }
.footer-inner { max-width: 1160px; margin: 0 auto; padding: 56px 40px 0; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.ft-brand .logo-mark { margin-bottom: 12px; }
.ft-name { font-size: 13px; font-weight: 700; color: #fff; line-height: 1.5; margin-bottom: 10px; }
.ft-brand p { font-size: 11px; color: rgba(255,255,255,0.45); line-height: 1.8; }
.ft-col h4 { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 14px; }
.ft-col ul { list-style: none; }
.ft-col ul li { margin-bottom: 8px; }
.ft-col ul li a { font-size: 12px; color: rgba(255,255,255,0.5); }
.ft-col ul li a:hover { color: #fff; }
.ft-contact p { font-size: 12px; color: rgba(255,255,255,0.5); line-height: 1.8; }
.ft-tel { font-size: 18px; font-weight: 700; color: #fff; margin: 6px 0 4px; }
.footer-bottom { padding: 18px 0; display: flex; align-items: center; justify-content: space-between; font-size: 11px; color: rgba(255,255,255,0.28); }
.footer-bottom-links { display: flex; gap: 18px; }
.footer-bottom-links a { font-size: 11px; color: rgba(255,255,255,0.28); }
.footer-bottom-links a:hover { color: rgba(255,255,255,0.6); }

/* BACK LINK */
.back-link { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: var(--gray-text); }
.back-link:hover { color: var(--red); }

/* PAGINATION */
.nav-links { display: flex; gap: 8px; justify-content: center; margin-top: 32px; }
.page-numbers { padding: 6px 12px; border: 1px solid var(--gray-border); border-radius: 3px; font-size: 13px; color: var(--dark); }
.page-numbers.current { background: var(--red); color: #fff; border-color: var(--red); }
.page-numbers:hover { border-color: var(--red); color: var(--red); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  header { padding: 0 16px; }
  .pc-nav { display: none; }
  .hamburger { display: flex; }
  .sec { padding: 44px 16px; }
  .sec-title { font-size: 18px; }
  .footer-inner { padding: 40px 16px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .footer-bottom-links { flex-wrap: wrap; justify-content: center; gap: 12px; }
}