/* ===== Global layout (site-wide) ===== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; line-height: 1.6; }

.container { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(0,0,0,.08);
  backdrop-filter: blur(10px);
}

.header-inner {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand-link { font-weight: 800; text-decoration: none; }
.site-badge {
  font-size: 12px;
  opacity: .75;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,.12);
}

.nav { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.nav-link { text-decoration: none; padding: 8px 10px; border-radius: 999px; }
.nav-link:hover { text-decoration: underline; }

.nav-form { display: inline; margin: 0; }
.nav-btn {
  border: 1px solid rgba(0,0,0,.15);
  background: transparent;
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
}

.site-main { padding: 22px 0 44px; }
.site-footer { border-top: 1px solid rgba(0,0,0,.08); padding: 18px 0; opacity: .8; }