html, body { height: 100%; }
body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--c-line-soft);
}
.site-header__inner {
  height: var(--header-h);
  display: flex; align-items: center; gap: 24px;
}
.site-header__brand { display: flex; align-items: center; gap: 10px; color: var(--c-text); }
.site-header__brand:hover { color: var(--c-primary); }
.site-header__logo {
  width: 36px; height: 36px; border-radius: 6px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-2));
  color: #fff; display: grid; place-items: center;
  font-weight: 700; font-size: 16px; letter-spacing: -1px;
}
.site-header__name { font-weight: 700; font-size: 18px; }
.site-header__name small { display: block; font-weight: 400; font-size: 11px; color: var(--c-text-muted); letter-spacing: .15em; }

.site-nav { display: flex; align-items: center; gap: 4px; margin-left: 16px; }
.site-nav a {
  display: inline-block; padding: 10px 14px; color: var(--c-text);
  font-weight: 500; border-radius: var(--radius-sm);
  position: relative;
}
.site-nav a:hover { color: var(--c-primary); background: var(--c-primary-soft); }
.site-nav a.is-active { color: var(--c-primary); }
.site-nav a.is-active::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px;
  height: 2px; background: var(--c-primary); border-radius: 2px;
}

.site-header__actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.search-box { position: relative; }
.search-box input {
  width: 200px; padding: 8px 12px 8px 36px;
  border: 1px solid var(--c-line); border-radius: 999px;
  background: var(--c-bg-soft); color: var(--c-text);
  transition: all .15s var(--ease);
}
.search-box input:focus { width: 240px; background: #fff; border-color: var(--c-primary); outline: none; }
.search-box svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--c-text-muted); }
.lang-toggle {
  padding: 8px 12px; border: 1px solid var(--c-line); border-radius: 999px;
  color: var(--c-text-soft); font-size: 13px;
}
.lang-toggle:hover { color: var(--c-primary); border-color: var(--c-primary); }

.menu-toggle {
  display: none; width: 40px; height: 40px; border-radius: 6px;
  align-items: center; justify-content: center; color: var(--c-text);
}
.menu-toggle:hover { background: var(--c-primary-soft); }

.site-footer {
  background: var(--c-bg-dark); color: rgba(255,255,255,.78);
  padding: 56px 0 24px; margin-top: 64px;
}
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: #fff; }
.site-footer h4 { color: #fff; margin-bottom: 16px; font-size: 16px; }
.site-footer__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
}
.site-footer__brand .name { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.site-footer__brand .slogan { color: var(--c-accent); font-size: 13px; margin-bottom: 20px; }
.site-footer__contact p { margin: 6px 0; font-size: 14px; }
.site-footer__contact .label { color: rgba(255,255,255,.5); margin-right: 8px; }
.site-footer__qr {
  display: flex; gap: 16px; align-items: center; margin-top: 16px;
}
.qr-placeholder {
  width: 96px; height: 96px; border-radius: 8px;
  background: #fff; color: var(--c-text); display: grid; place-items: center;
  font-size: 11px; text-align: center; line-height: 1.3;
  background-image:
    linear-gradient(45deg, var(--c-line-soft) 25%, transparent 25%),
    linear-gradient(-45deg, var(--c-line-soft) 25%, transparent 25%);
  background-size: 12px 12px;
}
.site-footer__bottom {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-size: 13px; color: rgba(255,255,255,.6); flex-wrap: wrap;
}
.site-footer__links a { margin-right: 16px; }
.site-footer__icp { display: inline-flex; align-items: center; gap: 6px; }
.site-footer__icp a { color: rgba(255,255,255,.6); }
.site-footer__icp svg, .site-footer__icp img { width: 14px; height: 14px; color: rgba(255,255,255,.6); }

.fab {
  position: fixed; right: 20px; bottom: 24px; z-index: 90;
  display: flex; flex-direction: column; gap: 10px;
}
.fab button {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  display: grid; place-items: center; box-shadow: var(--shadow-md);
  transition: transform .15s var(--ease), opacity .15s var(--ease);
}
.fab button:hover { transform: translateY(-2px); }
.fab .fab-top { background: rgba(11,61,107,.85); opacity: 0; pointer-events: none; }
.fab .fab-top.is-show { opacity: 1; pointer-events: auto; }

.breadcrumb {
  background: var(--c-bg-soft); border-bottom: 1px solid var(--c-line-soft);
  padding: 14px 0; font-size: 14px; color: var(--c-text-soft);
}
.breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li { display: flex; align-items: center; gap: 6px; }
.breadcrumb li + li::before { content: '/'; color: var(--c-text-muted); }
.breadcrumb a { color: var(--c-text-soft); }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb [aria-current="page"] { color: var(--c-text); font-weight: 500; }

@media (max-width: 960px) {
  .site-nav, .search-box, .lang-toggle { display: none; }
  .menu-toggle { display: inline-flex; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .site-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}

.mobile-drawer { position: fixed; inset: 0; z-index: 200; pointer-events: none; }
.mobile-drawer.is-open { pointer-events: auto; }
.mobile-drawer__mask {
  position: absolute; inset: 0; background: rgba(0,0,0,.4);
  opacity: 0; transition: opacity .2s var(--ease);
}
.mobile-drawer.is-open .mobile-drawer__mask { opacity: 1; }
.mobile-drawer__panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: 280px;
  background: #fff; padding: 24px; transform: translateX(100%);
  transition: transform .25s var(--ease);
  display: flex; flex-direction: column;
}
.mobile-drawer.is-open .mobile-drawer__panel { transform: translateX(0); }
.mobile-drawer__panel a {
  display: block; padding: 14px 8px; border-bottom: 1px solid var(--c-line-soft);
  color: var(--c-text); font-weight: 500;
}
.mobile-drawer__panel a.is-active { color: var(--c-primary); }
.mobile-drawer__close { align-self: flex-end; padding: 8px; color: var(--c-text-soft); }