/* ==========================================================================
   Backline Operators - layout.css
   Header, navigation, hero, footer, page bands
   ========================================================================== */

/* --- Sticky header -------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(250, 247, 241, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

/* --- Wordmark (text-based logo - swap this <a> for an image later) -------- */

.wordmark {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.05;
  text-decoration: none;
  color: var(--ink);
}

.wordmark:hover {
  color: var(--ink);
}

.wordmark-main {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

.wordmark-sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--accent);
}

/* --- Navigation ------------------------------------------------------------ */

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding-block: 0.35rem;
}

.site-nav a:hover {
  color: var(--accent-deep);
}

.site-nav a[aria-current="page"] {
  color: var(--accent-deep);
  box-shadow: 0 2px 0 0 var(--accent);
}

.site-nav .nav-cta {
  background-color: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 0.55em 1.2em;
  border-radius: 999px;
  box-shadow: none;
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta[aria-current="page"] {
  background-color: var(--accent-deep);
  color: #fff;
  box-shadow: none;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle .bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 760px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.25rem 1.25rem;
  }

  .site-nav li {
    border-bottom: 1px solid var(--line);
  }

  .site-nav li:last-child {
    border-bottom: none;
    padding-top: 0.75rem;
  }

  .site-nav a {
    display: block;
    padding: 0.85rem 0.25rem;
    font-size: 1.05rem;
  }

  .site-nav a[aria-current="page"] {
    box-shadow: none;
  }

  .site-nav .nav-cta {
    text-align: center;
  }
}

/* --- Hero ------------------------------------------------------------------ */

.hero {
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
  background:
    radial-gradient(1100px 500px at 85% -10%, var(--olive-soft) 0%, transparent 60%),
    var(--paper);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 880px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero h1 {
  margin-bottom: 1.1rem;
}

.hero .lede {
  margin-bottom: 1.75rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.1rem;
}

.hero-note {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* Decorative sample menu card (pure CSS - no image needed) */
.menu-mock {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem;
  max-width: 24rem;
  margin-inline: auto;
}

.menu-mock-header {
  text-align: center;
  border-bottom: 1.5px solid var(--ink);
  padding-bottom: 0.9rem;
  margin-bottom: 1.1rem;
}

.menu-mock-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

.menu-mock-sub {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
}

.menu-mock-section {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 1rem 0 0.4rem;
}

.menu-mock ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-mock li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.92rem;
  padding-block: 0.22rem;
}

.menu-mock li .dots {
  flex: 1;
  border-bottom: 1.5px dotted var(--line);
  transform: translateY(-0.25em);
}

.menu-mock li .price {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* --- Page hero (inner pages) ---------------------------------------------- */

.page-hero {
  padding-block: clamp(2.75rem, 6vw, 4.5rem);
  background-color: var(--paper-deep);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin-bottom: 0.75rem;
}

.page-hero .lede {
  max-width: 40rem;
}

/* --- Footer ----------------------------------------------------------------- */

.site-footer {
  background-color: var(--olive);
  color: rgba(255, 255, 255, 0.88);
  padding-block: 3.5rem 2rem;
  margin-top: 0;
}

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

@media (min-width: 720px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.site-footer .wordmark {
  color: #fff;
  margin-bottom: 0.75rem;
}

.site-footer .wordmark-sub {
  color: #d8c6a8;
}

.footer-tagline {
  font-size: 0.95rem;
  max-width: 30ch;
}

.site-footer h2 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #d8c6a8;
  margin-bottom: 0.9rem;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}