/* Amora — base theme. Reset → body → containers → header → footer → utilities. */

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

/* === Body === */
html {
  height: 100%;
  background-color: var(--bg-primary);
  overscroll-behavior-y: none;
  scroll-behavior: smooth;
}
/* Anchor sections compensate for the sticky header height */
#ai-engine { scroll-margin-top: var(--header-height); }
body {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--font-body);
  line-height: var(--lh-body);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  text-rendering: optimizeLegibility;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  overscroll-behavior-y: none;
  position: relative;
}
.site-header { background-color: var(--bg-primary); position: relative; z-index: var(--z-header); }
.site-main { flex: 1 0 auto; background-color: var(--bg-primary); position: relative; z-index: 1; }
.site-footer { flex-shrink: 0; position: relative; z-index: 1; }
/* Fixed bottom backdrop — matches footer colour, so any overscroll/gap below the
   footer reads as a continuation of the footer (never as a stray green strip). */
body::after {
  content: '';
  position: fixed;
  inset: auto 0 0 0;
  height: 50vh;
  background-color: var(--bg-dark);
  z-index: 0;
  pointer-events: none;
}

/* === Type === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: var(--lh-heading);
  color: var(--text-primary);
}
h1 { font-size: var(--font-h1); line-height: var(--lh-display); }
h2 { font-size: var(--font-h2); }
h3 { font-size: var(--font-h3); }

p { max-width: 65ch; }

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

.text-mono {
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-loose);
  font-size: var(--font-small);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--font-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-uppercase);
  color: var(--text-muted);
}

/* === Layout === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-lg);
}
@media (min-width: 768px) {
  .section { padding-block: var(--space-xl); }
}

/* === Skip link === */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-sm);
  background: var(--ink);
  color: var(--ivory);
  padding: var(--space-xs) var(--space-sm);
  z-index: var(--z-modal);
  transition: top var(--transition-fast);
}
.skip-link:focus { top: var(--space-sm); }

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--bg-primary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background-color var(--transition-base);
}
/* WP admin-bar offset (only visible when logged in) */
.admin-bar .site-header { top: 32px; }
@media (max-width: 782px) {
  .admin-bar .site-header { top: 46px; }
}
.admin-bar .mobile-menu { padding-top: calc(var(--header-height) + 32px + var(--space-md)); }
@media (max-width: 782px) {
  .admin-bar .mobile-menu { padding-top: calc(var(--header-height) + 46px + var(--space-md)); }
}
.site-header.is-scrolled {
  border-bottom-color: var(--rule);
}

.site-header__top {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: var(--space-xs) var(--container-pad);
  border-bottom: 1px solid var(--rule);
  font-size: var(--font-caption);
}

.site-header__main {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--container-pad);
}

.site-logo {
  justify-self: center;
  display: inline-flex;
  align-items: center;
}
.site-logo img {
  height: 32px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  transition: height var(--transition-base);
}
.site-header.is-scrolled .site-logo img {
  height: 26px;
}
@media (min-width: 768px) {
  .site-logo img { height: 36px; max-width: 200px; }
  .site-header.is-scrolled .site-logo img { height: 30px; }
}

/* === Primary nav === */
.nav-primary {
  justify-self: end;
}
.nav-primary__list {
  display: none;
  gap: clamp(1rem, 2vw, 2rem);
  align-items: center;
  flex-wrap: nowrap;
}
@media (min-width: 1024px) {
  .nav-primary__list { display: flex; }
}
.nav-primary__list a {
  font-family: var(--font-sans);
  font-size: var(--font-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--text-primary);
  white-space: nowrap;
}
.nav-primary__list a:hover { color: var(--accent); }

.nav-toggle {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-sans);
  font-size: var(--font-caption);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  padding: var(--space-xs) 0;
  min-height: 44px;
}
@media (min-width: 1024px) {
  .nav-toggle { display: none; }
}
.nav-toggle__icon {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 24px;
}
.nav-toggle__icon span {
  height: 1px;
  background: var(--text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  transform-origin: center;
}
.nav-toggle.is-active .nav-toggle__icon span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}
.nav-toggle.is-active .nav-toggle__icon span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-active .nav-toggle__icon span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}
.nav-toggle__label-close { display: none; }
.nav-toggle.is-active .nav-toggle__label-open { display: none; }
.nav-toggle.is-active .nav-toggle__label-close { display: inline; }

/* === Mobile menu overlay === */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  padding-top: calc(var(--header-height) + var(--space-md));
  padding-bottom: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-1rem);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s var(--transition-base);
}
.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s;
}
.mobile-menu__inner {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  flex: 1;
  justify-content: center;
}
.mobile-menu__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.mobile-menu__nav a {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 8vw, 3.5rem);
  line-height: 1.15;
  color: var(--text-primary);
  display: inline-block;
  padding-block: var(--space-xs);
}
.mobile-menu__nav a:hover {
  color: var(--accent);
}
.mobile-menu__foot {
  padding-top: var(--space-md);
  border-top: 1px solid var(--rule);
}
.mobile-menu__foot .lang-switcher {
  font-size: var(--font-small);
  letter-spacing: var(--tracking-nav);
}

html.is-nav-open,
html.is-nav-open body {
  overflow: hidden;
}

@media (min-width: 1024px) {
  .mobile-menu { display: none; }
}

/* === Language switcher === */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-sans);
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
  font-size: var(--font-caption);
}
.lang-switcher__item {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.lang-switcher__item:hover { color: var(--accent); }
.lang-switcher__item.is-current { color: var(--accent); }
.lang-switcher__sep {
  color: var(--rule);
  font-weight: 300;
}

/* === Footer === */
.site-footer {
  background-color: var(--bg-dark);
  color: var(--text-on-dark);
  padding-block: var(--space-lg);
  margin-top: 0;
}
.site-footer a { color: var(--text-on-dark); }
.site-footer a:hover { color: var(--ivory); opacity: 0.7; }
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr 1fr; gap: var(--space-lg); }
}
.site-footer__col h3 {
  color: var(--text-on-dark);
  font-family: var(--font-sans);
  font-size: var(--font-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  margin-bottom: var(--space-sm);
}
.site-footer__col p { color: rgba(244, 241, 234, 0.7); font-size: var(--font-small); }
.site-footer__col ul li { margin-bottom: var(--space-xs); }
.site-footer__col ul a { font-size: var(--font-small); }
.site-footer__bottom {
  margin-top: var(--space-lg);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--rule-on-dark);
  font-size: var(--font-caption);
  color: rgba(244, 241, 234, 0.5);
  letter-spacing: var(--tracking-loose);
}

/* === Main empty state (Day 1 placeholder only) === */
.empty-state {
  padding-block: var(--space-2xl);
  text-align: center;
  color: var(--text-muted);
}
.empty-state > * {
  max-width: 60ch;
  margin-inline: auto;
}
.empty-state .eyebrow {
  margin-bottom: var(--space-md);
}
.empty-state h1 {
  font-size: var(--font-display);
  line-height: var(--lh-display);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}
.empty-state .text-mono {
  display: inline-block;
  margin-top: var(--space-sm);
}