/* ==========================================================================
   Components - header/nav, CTA, occasion grid, footer, sticky bar.
   Depends on tokens.css. Mobile-first; breakpoint at 48rem (768px).
   ========================================================================== */

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-footer-bg);
  border-bottom: 1px solid rgba(201, 162, 75, 0.25);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 4rem;
}

.brand {
  font-family: var(--font-serif);
  font-size: var(--step-1);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  text-decoration: none;
  color: var(--color-accent);
}

/* ---------- Hamburger toggle ---------- */
.nav-toggle {
  display: none; /* shown only on mobile when JS is present */
  background: none;
  border: 0;
  padding: var(--space-2xs);
  cursor: pointer;
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--ivory);
  transition:
    transform var(--dur) var(--ease),
    opacity var(--dur) var(--ease);
}

.nav-toggle__bars {
  position: relative;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__bars::before {
  top: -6px;
}
.nav-toggle__bars::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ---------- Primary nav ---------- */
.site-nav__list {
  list-style: none;
  display: flex;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
}

.site-nav__list a {
  text-decoration: none;
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  color: var(--ivory);
}

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

/* ---------- Etsy CTA button ---------- */
.btn-etsy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  font-family: var(--font-sans);
  font-weight: var(--weight-semibold);
  font-size: var(--step-0);
  line-height: 1;
  text-decoration: none;
  color: var(--color-on-accent);
  background: var(--color-accent);
  padding: 0.85em 1.4em;
  border-radius: var(--radius-pill);
  transition: background var(--dur) var(--ease);
}

.btn-etsy:hover {
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
}

.btn-etsy--sm {
  font-size: var(--step--1);
  padding: 0.6em 1.1em;
}

.btn-etsy--block {
  display: flex;
  width: 100%;
}

/* ---------- Occasion grid ---------- */
.occasion-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.occasion-card {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-md);
  text-decoration: none;
  background: var(--color-charcoal); /* fallback while the photo loads */
}

.occasion-card__media,
.occasion-card__media picture,
.occasion-card__media img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.occasion-card__media img {
  object-fit: cover;
  transition: transform 400ms var(--ease);
}

/* Scrim so the label stays legible over any photo */
.occasion-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 22, 19, 0.66) 0%,
    rgba(26, 22, 19, 0.1) 45%,
    rgba(26, 22, 19, 0) 70%
  );
}

.occasion-card__label {
  position: absolute;
  left: var(--space-md);
  bottom: var(--space-md);
  z-index: 1;
  font-family: var(--font-serif);
  font-size: var(--step-2);
  color: #fff;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

.occasion-card:hover {
  box-shadow: var(--shadow-md);
}

.occasion-card:hover .occasion-card__media img {
  transform: scale(1.04);
}

@media (prefers-reduced-motion: reduce) {
  .occasion-card__media img,
  .occasion-card:hover .occasion-card__media img {
    transition: none;
    transform: none;
  }
}

/* ---------- Footer (minimal — copyright only) ---------- */
.site-footer {
  margin-top: var(--space-2xl);
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-block: var(--space-sm);
}

.site-footer__inner {
  display: flex;
  justify-content: center;
  text-align: center;
}

.site-footer__copyright {
  margin: 0;
  font-size: var(--step--1);
  color: var(--color-footer-text);
}

/* ---------- Contact + Instagram buttons ---------- */
.contact,
.instagram-cta {
  text-align: center;
}

.btn-contact {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: 0.8em 1.4em;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-pill);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  color: var(--gold-text);
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.btn-contact:hover {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.btn-instagram {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.85em 1.5em;
  border-radius: var(--radius-pill);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  color: #fff;
  background: linear-gradient(
    45deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
  transition: filter var(--dur) var(--ease);
}

.btn-instagram:hover {
  filter: brightness(1.08);
  color: #fff;
}

.btn-instagram svg {
  width: 1.3em;
  height: 1.3em;
}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  padding: var(--space-2xs) var(--gutter);
  padding-bottom: calc(var(--space-2xs) + env(safe-area-inset-bottom, 0px));
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* Mobile (< 48rem) */
@media (max-width: 47.99rem) {
  /* JS present: nav collapses behind the hamburger */
  .has-js .nav-toggle {
    display: block;
  }
  .has-js .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    padding: var(--space-sm) var(--gutter) var(--space-md);
    background: var(--color-footer-bg);
    border-bottom: 1px solid rgba(201, 162, 75, 0.25);
  }
  .has-js .site-nav.is-open {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    gap: var(--space-sm);
  }

  /* Header CTA is redundant with the sticky bar on mobile */
  .site-header .btn-etsy {
    display: none;
  }

  /* Keep footer content clear of the fixed sticky bar */
  .site-footer {
    padding-bottom: calc(var(--space-sm) + 4rem);
  }
}

/* Desktop (>= 48rem): sticky bar not needed */
@media (min-width: 48rem) {
  .sticky-cta {
    display: none;
  }
}