/* Site header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 55px;
  background: rgba(10, 10, 10, 0.98);
  z-index: 50;
  display: flex;
  align-items: center;
  padding: 0 11%;
}
.site-header .header-home {
  display: inline-flex;
  align-items: center;
  padding: 6px 8px;
  transition: transform 0.15s ease;
}
.site-header .header-home img { height: 26px; width: auto; }
.site-header .header-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.site-header .header-nav a {
  display: inline-flex;
  align-items: center;
  padding: 6px 4px;
  transition: transform 0.15s ease, opacity 0.15s ease;
  opacity: 0.85;
}
.site-header .header-nav a img { height: 24px; width: auto; }
.site-header .header-nav a:hover,
.site-header .header-home:hover { transform: scale(1.08); opacity: 1; text-decoration: none; }
.site-header .header-nav a.active { opacity: 1; }

/* Drawer toggle (hamburger) */
.drawer-toggle {
  display: none;
  position: absolute;
  right: 16px;
  top: 12px;
  width: 36px;
  height: 30px;
  flex-direction: column;
  justify-content: space-between;
  padding: 4px 0;
}
.drawer-toggle span {
  display: block;
  height: 3px;
  background: #fdfdfd;
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.2s ease;
}
.drawer-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.drawer-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.drawer-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Drawer */
.drawer {
  position: fixed;
  top: 55px;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
}
.drawer[hidden] { display: none; }
.drawer-nav {
  background: rgba(28, 28, 28, 0.98);
  padding: 10px 0 20px 0;
}
.drawer-nav a {
  display: flex;
  align-items: center;
  padding: 18px 30px;
  color: #f5f5f5;
  font-size: 22px;
  text-decoration: none;
}
.drawer-nav a img { height: 26px; width: auto; margin-right: 24px; filter: invert(1); }
.drawer-nav a.active { color: #ffffff; font-weight: 500; }
.drawer-overlay {
  flex: 1;
  background: rgba(0, 0, 0, 0.5);
  display: block;
  width: 100%;
}

/* Footer */
.site-footer {
  background: rgb(248, 248, 248);
  text-align: center;
  padding: 1.5rem 0;
  margin-top: 2rem;
}
.site-footer a {
  display: inline-block;
  margin: 0 1.25rem;
  font-size: 12px;
  color: #0f0f0f;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: transform 0.15s ease;
}
.site-footer a:hover { transform: scale(1.05); text-decoration: none; }

/* Page wrapper offset for fixed header */
main { padding-top: 55px; }
body.page main { background: rgba(230, 230, 230, 0.94); min-height: calc(100vh - 55px); }

/* Section nav (used on photography page tabs) */
.section-nav {
  position: sticky;
  top: 55px;
  background: rgb(253, 253, 253);
  border-bottom: 1px solid rgba(0, 0, 0, 0.4);
  text-align: center;
  padding: 12px 5vw;
  z-index: 20;
  white-space: nowrap;
  overflow-x: auto;
}
.section-nav button {
  font-size: 16px;
  margin: 0 20px;
  padding: 4px 0;
  border-bottom: 3px solid transparent;
}
.section-nav button.active {
  color: #00831d;
  font-weight: 500;
  border-bottom-color: currentColor;
}

@media (max-width: 660px) {
  .site-header { padding: 0 16px; height: 55px; }
  .site-header .header-nav { display: none; }
  .site-header .header-home { display: none; }
  .drawer-toggle { display: flex; }
  .site-footer a { font-size: 10px; margin: 0 7px; }
  .section-nav button { margin: 0 12px; font-size: 15px; }
}