/* ============================================
   ROB PATRACA PHOTOGRAPHY — LAYOUT CSS
   Header, Footer, Navigation, Grids
   ============================================ */

/* ─── HEADER ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background var(--transition), backdrop-filter var(--transition);
}

.site-header.scrolled {
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo */
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--white);
}

.logo__tagline {
  font-family: var(--font-body);
  font-size: 0.55rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--accent);
}

/* Desktop Nav */
.main-nav {
  display: none;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.main-nav__link {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gray-300);
  position: relative;
  padding-bottom: 4px;
}

.main-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.main-nav__link:hover,
.main-nav__link[aria-current="page"] {
  color: var(--white);
}

.main-nav__link:hover::after,
.main-nav__link[aria-current="page"]::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
  z-index: 1002;
}

.hamburger__line {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--white);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-nav.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav__link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--gray-300);
  transition: color var(--transition-fast);
}

.mobile-nav__link:hover,
.mobile-nav__link[aria-current="page"] {
  color: var(--accent);
}

/* ─── FOOTER ─── */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--white);
}

.footer-brand__tagline {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.footer-brand__desc {
  font-size: 0.8rem;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1.25rem;
}

.footer-socials a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.footer-heading {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-contact p {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 0.5rem;
}

.footer-contact a {
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.footer-contact a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 3rem;
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.7rem;
  color: var(--gray-600);
  letter-spacing: 0.05em;
}

/* ─── PAGE HERO ─── */
.page-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 1.5rem 4rem;
  overflow: hidden;
}

.page-hero__title {
  position: relative;
  z-index: 1;
}

/* ─── RESPONSIVE GRIDS ─── */
@media (min-width: 768px) {
  .main-nav {
    display: block;
  }
  .hamburger {
    display: none;
  }
  .mobile-nav {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

@media (max-width: 767px) {
  body.nav-open {
    overflow: hidden;
  }
}