/* 404・500・偽サイト注意ページ共通 */
:root {
  --tj-white: #fff;
  --tj-off-white: #f8f6f2;
  --tj-light: #f0ece6;
  --tj-border: #ded7ce;
  --tj-text: #211c18;
  --tj-sub: #625a52;
  --tj-dark: #17130f;
  --tj-gold: #9a7d52;
  --tj-gold-light: #c5ac82;
  --tj-danger: #8f2f2b;
  --tj-danger-light: #fbf2f1;
  --tj-shadow: 0 18px 50px rgba(25, 19, 14, 0.08);
  --tj-sans: "Yu Gothic", "游ゴシック", YuGothic, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --tj-serif: "Cormorant Garamond", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.tj-system-page {
  margin: 0;
  background: var(--tj-white);
  color: var(--tj-text);
  font-family: var(--tj-sans);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

.tj-system-page img { max-width: 100%; }
.tj-system-page a { color: inherit; }

.tj-skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 999;
  padding: 8px 14px;
  background: var(--tj-dark);
  color: var(--tj-white);
  transform: translateY(-150%);
}

.tj-skip-link:focus { transform: translateY(0); }

.tj-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.tj-site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--tj-border);
  background: rgba(255, 255, 255, 0.97);
}

.tj-site-header__inner {
  width: min(1180px, calc(100% - 40px));
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.tj-site-logo { display: inline-flex; align-items: center; flex: 0 0 auto; }
.tj-site-logo img { display: block; width: auto; height: 48px; }

.tj-site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 26px;
}

.tj-site-nav a {
  color: var(--tj-text);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.tj-site-nav a:hover,
.tj-site-nav a:focus-visible { color: var(--tj-gold); }

.tj-main { min-height: 58vh; }

.tj-page-wrap {
  width: min(960px, calc(100% - 40px));
  margin: 0 auto;
  padding: 54px 0 96px;
}

.tj-breadcrumb {
  margin: 0 0 36px;
  color: var(--tj-sub);
  font-size: 12px;
}

.tj-breadcrumb a { color: var(--tj-gold); text-decoration: none; }

.tj-page-hero {
  padding: 56px clamp(24px, 6vw, 70px);
  border: 1px solid var(--tj-border);
  background:
    radial-gradient(circle at 90% 10%, rgba(154, 125, 82, 0.13), transparent 35%),
    var(--tj-off-white);
}

.tj-eyebrow {
  margin: 0 0 12px;
  color: var(--tj-gold);
  font-family: var(--tj-serif);
  font-size: 13px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

.tj-page-hero h1 {
  margin: 0;
  color: var(--tj-dark);
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 500;
  letter-spacing: 0.03em;
  line-height: 1.35;
}

.tj-page-lead {
  max-width: 720px;
  margin: 22px 0 0;
  color: var(--tj-sub);
  font-size: 16px;
}

.tj-section { padding: 56px 0 0; }
.tj-section + .tj-section { padding-top: 48px; }

.tj-section h2 {
  margin: 0 0 20px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--tj-border);
  color: var(--tj-dark);
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.45;
}

.tj-section h3 {
  margin: 30px 0 10px;
  color: var(--tj-dark);
  font-size: 18px;
}

.tj-section p { margin: 0 0 16px; }

.tj-alert {
  margin-top: 32px;
  padding: 24px 28px;
  border-left: 4px solid var(--tj-danger);
  background: var(--tj-danger-light);
}

.tj-alert strong { color: var(--tj-danger); }
.tj-alert p:last-child { margin-bottom: 0; }

.tj-official-box {
  margin-top: 24px;
  padding: 28px;
  border: 1px solid var(--tj-gold-light);
  background: #fffdf9;
}

.tj-official-box__label {
  margin: 0 0 6px;
  color: var(--tj-gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.tj-official-box__url {
  display: inline-block;
  color: var(--tj-dark);
  font-family: var(--tj-serif);
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.3;
  overflow-wrap: anywhere;
  text-decoration-color: var(--tj-gold-light);
  text-underline-offset: 5px;
}

.tj-check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.tj-check-list li {
  position: relative;
  min-height: 100%;
  padding: 18px 18px 18px 46px;
  border: 1px solid var(--tj-border);
  background: var(--tj-white);
}

.tj-check-list li::before {
  content: "!";
  position: absolute;
  top: 18px;
  left: 18px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--tj-danger);
  color: var(--tj-white);
  font-size: 12px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
}

.tj-steps {
  margin: 20px 0 0;
  padding: 0;
  counter-reset: tj-step;
  list-style: none;
}

.tj-steps li {
  position: relative;
  margin-bottom: 14px;
  padding: 4px 0 4px 48px;
  counter-increment: tj-step;
}

.tj-steps li::before {
  content: counter(tj-step, decimal-leading-zero);
  position: absolute;
  top: 0;
  left: 0;
  color: var(--tj-gold);
  font-family: var(--tj-serif);
  font-size: 22px;
}

.tj-note {
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--tj-light);
  color: var(--tj-sub);
  font-size: 14px;
}

.tj-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.tj-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border: 1px solid var(--tj-dark);
  background: var(--tj-dark);
  color: var(--tj-white) !important;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s;
}

.tj-button:hover,
.tj-button:focus-visible { background: var(--tj-gold); border-color: var(--tj-gold); }

.tj-button--outline { background: transparent; color: var(--tj-dark) !important; }
.tj-button--outline:hover,
.tj-button--outline:focus-visible { color: var(--tj-white) !important; }

.tj-update { margin-top: 42px; color: var(--tj-sub); font-size: 12px; text-align: right; }

.tj-error {
  width: min(820px, calc(100% - 40px));
  margin: 0 auto;
  padding: 84px 0 110px;
  text-align: center;
}

.tj-error__code {
  margin: 0;
  color: var(--tj-gold);
  font-family: var(--tj-serif);
  font-size: clamp(90px, 20vw, 170px);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 0.9;
}

.tj-error h1 {
  margin: 28px 0 12px;
  color: var(--tj-dark);
  font-size: clamp(25px, 4vw, 38px);
  font-weight: 500;
}

.tj-error__message { max-width: 600px; margin: 0 auto; color: var(--tj-sub); }

.tj-search {
  max-width: 570px;
  margin: 34px auto 0;
  display: flex;
  border: 1px solid var(--tj-border);
  background: var(--tj-white);
}

.tj-search input {
  min-width: 0;
  flex: 1 1 auto;
  padding: 13px 16px;
  border: 0;
  color: var(--tj-text);
  font: inherit;
  outline: none;
}

.tj-search input:focus { box-shadow: inset 0 0 0 2px var(--tj-gold-light); }

.tj-search button {
  flex: 0 0 auto;
  padding: 12px 22px;
  border: 0;
  background: var(--tj-dark);
  color: var(--tj-white);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.tj-site-footer { background: var(--tj-dark); color: rgba(255, 255, 255, 0.76); }

.tj-site-footer__inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 44px 0 30px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
}

.tj-footer-brand {
  margin-bottom: 7px;
  color: var(--tj-gold-light);
  font-family: var(--tj-serif);
  font-size: 22px;
  letter-spacing: 0.08em;
}

.tj-footer-meta { margin: 0; font-size: 12px; }

.tj-footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 20px; }
.tj-footer-links a { color: var(--tj-white); font-size: 12px; text-decoration: none; }
.tj-footer-links a:hover,
.tj-footer-links a:focus-visible { color: var(--tj-gold-light); }

@media (max-width: 760px) {
  .tj-site-header__inner { width: min(100% - 28px, 1180px); min-height: 68px; gap: 16px; }
  .tj-site-logo img { height: 38px; }
  .tj-site-nav { gap: 4px 14px; }
  .tj-site-nav a:nth-child(-n + 3) { display: none; }
  .tj-page-wrap { width: min(100% - 28px, 960px); padding: 34px 0 72px; }
  .tj-page-hero { padding: 38px 22px; }
  .tj-check-list { grid-template-columns: 1fr; }
  .tj-actions { flex-direction: column; }
  .tj-button { width: 100%; }
  .tj-error { width: min(100% - 28px, 820px); padding: 64px 0 80px; }
  .tj-search { flex-direction: column; border: 0; gap: 8px; }
  .tj-search input { border: 1px solid var(--tj-border); }
  .tj-search button { min-height: 48px; }
  .tj-site-footer__inner { width: min(100% - 28px, 1180px); align-items: flex-start; flex-direction: column; }
  .tj-footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}