/* ==========================================================================
   Components — header, overlays, story cards, events, newsletter, footer
   Each block maps to a later PHP include/template (see README).
   ========================================================================== */

/* ==========================================================================
   Site header  →  includes/header.php
   Homepage: big masthead scrolls away, the nav bar sticks (negative top).
   Other pages: .site-header--compact (bar only, logo always visible).
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--color-background);
}

.masthead {
  display: none;
}

.site-header__bar-wrap {
  border-bottom: var(--hairline);
}

.site-header__bar {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-md);
  height: var(--header-bar-h);
}

.site-header__logo {
  justify-self: start;
  transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base);
}

.site-header__logo .logo {
  height: 1.125rem; /* ratio ≈ 8.5 : 1 → ~150px wide */
}

.primary-nav {
  display: none;
}

.site-header__actions {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: var(--space-3xs);
  margin-right: -0.625rem;
}

@media (min-width: 48rem) {
  .site-header--masthead {
    top: calc(-1 * var(--masthead-h));
  }

  .masthead {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-md);
    height: var(--masthead-h);
  }

  .masthead__logo {
    grid-column: 2;
  }

  /* "MAGAZINE" version, ratio ≈ 6.2 : 1 */
  .masthead__logo .logo {
    height: clamp(3.5rem, 1.5rem + 5vw, 7.5rem);
  }

  .masthead__note {
    display: none;
    color: var(--color-muted);
  }

  .masthead__note--end {
    justify-self: end;
    text-align: right;
  }

  .site-header--masthead .site-header__bar-wrap {
    border-top: var(--hairline);
  }

  /* While the masthead is visible the small logo stays hidden */
  .site-header--masthead:not(.is-stuck) .site-header__logo {
    opacity: 0;
    visibility: hidden;
  }

  .site-header__logo .logo {
    height: 1.25rem;
  }
}

@media (min-width: 64rem) {
  .masthead__note {
    display: block;
  }

  .site-header__bar {
    grid-template-columns: 1fr auto 1fr;
  }

  .primary-nav {
    display: block;
  }

  .primary-nav ul {
    display: flex;
    gap: clamp(1.25rem, 2.4vw, 2.75rem);
    padding: 0;
    list-style: none;
  }

  .primary-nav a {
    position: relative;
    display: block;
    padding-block: var(--space-2xs);
  }

  .primary-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0.2rem;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur-base) var(--ease-out);
  }

  .primary-nav a:hover::after,
  .primary-nav a[aria-current]::after {
    transform: scaleX(1);
  }
}

/* ==========================================================================
   Overlays (shared)  →  nav menu + search
   ========================================================================== */
.overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  overflow-y: auto;
  overscroll-behavior: contain;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out), visibility 0s linear var(--dur-base);
}

.overlay.is-open {
  visibility: visible;
  opacity: 1;
  transition: opacity var(--dur-base) var(--ease-out), visibility 0s;
}

.overlay__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-bar-h);
  border-bottom: 1px solid currentColor;
  border-color: inherit;
}

.overlay__logo .logo {
  height: 1.125rem;
}

.overlay__close {
  margin-right: -0.625rem;
}

/* ---- Navigation overlay --------------------------------------------------- */
.nav-overlay {
  background: var(--color-inverse-bg);
  color: var(--color-inverse-text);
  border-color: var(--color-inverse-border);
}

.nav-overlay__inner {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.nav-overlay__list {
  padding: var(--space-md) 0 var(--space-lg);
  list-style: none;
}

.nav-overlay__item {
  display: grid;
  gap: var(--space-2xs);
  padding-block: var(--space-sm);
  border-bottom: 1px solid var(--color-inverse-border);
  opacity: 0;
  transform: translateY(0.75rem);
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
  transition-delay: calc(var(--i, 0) * 40ms);
}

.nav-overlay.is-open .nav-overlay__item {
  opacity: 1;
  transform: none;
}

.nav-overlay__link {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 1.4rem + 4vw, 4.5rem);
  line-height: 1.05;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.nav-overlay__link:hover {
  opacity: 0.65;
}

.nav-overlay__index {
  min-width: 2.5em;
  color: var(--color-inverse-muted);
}

.nav-overlay__sub {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3xs) var(--space-md);
  padding: 0;
  list-style: none;
  color: var(--color-inverse-muted);
}

.nav-overlay__sub a:hover {
  color: var(--color-inverse-text);
}

.nav-overlay__footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: auto;
  padding-block: var(--space-lg);
  color: var(--color-inverse-muted);
}

.nav-overlay__footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  padding: 0;
  list-style: none;
}

.nav-overlay__footer a:hover {
  color: var(--color-inverse-text);
}

@media (min-width: 48rem) {
  .nav-overlay__sub {
    padding-left: calc(2.5 * var(--fs-label) + var(--space-sm) + 0.35em);
  }
}

@media (min-width: 64rem) {
  .nav-overlay__item {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .nav-overlay__sub {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-overlay__item {
    opacity: 1;
    transform: none;
  }
}

/* ---- Search overlay ------------------------------------------------------- */
.search-overlay {
  background: var(--color-background);
  color: var(--color-text);
  border-color: var(--color-border);
}

.search-form {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  border-bottom: var(--rule);
  transition: border-color var(--dur-fast) var(--ease-out);
}

.search-form:focus-within {
  border-bottom-color: var(--color-accent);
  box-shadow: 0 1px 0 0 var(--color-accent);
}

.search-form__icon {
  flex: none;
  width: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  height: auto;
  color: var(--color-muted);
}

.search-form__input {
  width: 100%;
  min-width: 0;
  padding-block: var(--space-sm);
  background: transparent;
  border: 0;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1rem + 3.6vw, 4.5rem);
  line-height: 1.15;
  -webkit-appearance: none;
  appearance: none;
}

.search-form__input:focus {
  outline: none; /* focus is shown by the accent rule on .search-form */
}

.search-form__input::placeholder {
  color: var(--color-muted);
  opacity: 1;
}

.search-overlay__status {
  min-height: 1.4em;
  margin-top: var(--space-sm);
  color: var(--color-muted);
}

.search-suggest {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2xs) var(--space-md);
  margin-top: var(--space-md);
}

.search-suggest__term {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  text-decoration-color: var(--color-border);
  transition: text-decoration-color var(--dur-fast) var(--ease-out);
}

.search-suggest__term:hover {
  text-decoration-color: currentColor;
}

.search-results {
  margin-block: var(--space-lg) var(--space-2xl);
  padding: 0;
  list-style: none;
  border-top: var(--hairline);
}

.search-result {
  position: relative;
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: var(--space-md);
  align-items: start;
  padding-block: var(--space-md);
  border-bottom: var(--hairline);
}

.search-result__title {
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
}

.search-result__title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.search-result:hover .search-result__title a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.search-result__excerpt {
  margin-top: var(--space-3xs);
  color: var(--color-muted);
  font-size: var(--fs-small);
}

.search-result mark {
  background: none;
  color: var(--color-accent);
}

@media (min-width: 48rem) {
  .search-result {
    grid-template-columns: 10rem minmax(0, 1fr);
  }
}

/* ==========================================================================
   Story card  →  templates/article-card.php
   Variants: --lead, --horizontal, --text, --compact
   The title link is stretched over the whole card (accessible card pattern).
   ========================================================================== */
.story-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.story-card__body {
  display: grid;
  gap: var(--space-2xs);
  align-content: start;
}

.story-card__title {
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
}

.story-card__title a::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.story-card:hover .story-card__title a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.story-card:hover .media img {
  transform: scale(1.03);
}

.story-card__excerpt {
  max-width: 40ch;
  color: var(--color-muted);
  font-size: 1rem;
  line-height: 1.55;
}

/* Lead: the big one in a group */
.story-card--lead .story-card__title {
  font-size: clamp(2rem, 1.1rem + 3.2vw, 4rem);
  line-height: 1.04;
  letter-spacing: var(--tracking-display);
}

.story-card--lead .story-card__excerpt {
  font-family: var(--font-serif);
  font-size: var(--fs-lead);
  line-height: 1.4;
  max-width: 34ch;
}

/* Horizontal: image left, text right */
.story-card--horizontal {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: var(--space-md);
  align-items: start;
}

/* Text-only essay card */
.story-card--text {
  padding-top: var(--space-md);
  border-top: var(--rule);
}

.story-card--text .story-card__title {
  font-size: clamp(1.75rem, 1.2rem + 2vw, 2.75rem);
  font-family: var(--font-serif);
  font-style: italic;
  line-height: 1.08;
}

/* Compact: thumb left on mobile, used in long lists */
.story-card--compact {
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr);
  gap: var(--space-sm);
  align-items: start;
}

.story-card--compact .story-card__excerpt {
  display: none;
}

@media (min-width: 48rem) {
  .story-card--compact {
    display: flex;
    gap: var(--space-sm);
  }

  .story-card--compact .story-card__excerpt {
    display: block;
  }
}

/* ==========================================================================
   Events  →  templates/event-card.php
   A programme-style list instead of cards.
   ========================================================================== */
.event-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs) var(--space-md);
  margin-bottom: var(--space-lg);
  padding: 0;
  list-style: none;
}

.event-filter {
  padding-block: var(--space-3xs);
  color: var(--color-muted);
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.event-filter:hover {
  color: var(--color-text);
}

.event-filter[aria-pressed="true"] {
  color: var(--color-text);
  border-bottom-color: currentColor;
}

.event-list {
  padding: 0;
  list-style: none;
  border-top: var(--rule);
}

.event-row {
  position: relative;
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  column-gap: var(--space-md);
  row-gap: var(--space-3xs);
  padding-block: var(--space-md);
  border-bottom: var(--hairline);
}

.event-row__date {
  grid-row: span 3;
  display: grid;
  align-content: start;
  gap: var(--space-3xs);
}

.event-row__day {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 1.5rem + 2.5vw, 3.5rem);
  line-height: 0.9;
}

.event-row__month {
  color: var(--color-muted);
}

.event-row__title {
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
}

.event-row__title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.event-row:hover .event-row__title a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.event-row__location {
  color: var(--color-muted);
  font-size: var(--fs-small);
}

.event-row__arrow {
  display: none;
}

.event-list__empty {
  padding-block: var(--space-lg);
  color: var(--color-muted);
}

@media (min-width: 64rem) {
  .event-row {
    grid-template-columns: 8rem minmax(0, 5fr) minmax(0, 3fr) minmax(0, 2fr) 2rem;
    align-items: center;
    padding-block: var(--space-lg);
  }

  .event-row__date {
    grid-row: auto;
  }

  .event-row__arrow {
    display: block;
    justify-self: end;
    font-size: 1.25rem;
    transition: transform var(--dur-fast) var(--ease-out);
  }

  .event-row:hover .event-row__arrow {
    transform: translateX(0.3rem);
  }
}

/* ==========================================================================
   Newsletter  →  templates/newsletter.php
   ========================================================================== */
.newsletter {
  display: grid;
  justify-items: center;
  gap: var(--space-md);
  max-width: 46rem;
  margin-inline: auto;
  text-align: center;
}

.newsletter__title {
  font-size: clamp(2.75rem, 1rem + 6.5vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: var(--tracking-display);
  text-transform: uppercase;
}

.newsletter__text {
  max-width: 30ch;
}

.newsletter__form {
  display: grid;
  gap: var(--space-sm);
  width: 100%;
  max-width: 34rem;
  margin-top: var(--space-sm);
}

.newsletter__field {
  display: block;
  width: 100%;
  padding: var(--space-xs) 0;
  background: transparent;
  border: 0;
  border-bottom: var(--rule);
  border-radius: 0;
  font-size: 1.125rem;
  text-align: center;
}

.newsletter__field::placeholder {
  color: var(--color-muted);
  opacity: 1;
}

.newsletter__field:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
  box-shadow: 0 1px 0 0 var(--color-accent);
}

.newsletter__field[aria-invalid="true"] {
  border-bottom-color: var(--color-accent);
}

.newsletter__message {
  min-height: 1.5em;
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.newsletter__message.is-error {
  color: var(--color-accent);
}

.newsletter__note {
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.newsletter__note a {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.newsletter__success {
  font-family: var(--font-serif);
  font-size: var(--fs-h2);
  font-style: italic;
  line-height: 1.2;
}

.newsletter__success:focus {
  outline: none;
}

@media (min-width: 48rem) {
  .newsletter__form {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .newsletter__field {
    text-align: left;
  }

  .newsletter__message {
    grid-column: 1 / -1;
    text-align: left;
  }
}

/* ==========================================================================
   Site footer  →  includes/footer.php
   ========================================================================== */
.site-footer {
  padding-block: var(--space-2xl) var(--space-lg);
  background: var(--color-inverse-bg);
  color: var(--color-inverse-text);
}

.site-footer__brand {
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-inverse-border);
}

.site-footer__logo {
  display: block;
  width: min(100%, 60rem);
}

.site-footer__logo .logo {
  width: 100%;
}

.site-footer__tagline {
  margin-top: var(--space-md);
  max-width: 28ch;
  font-family: var(--font-serif);
  font-size: var(--fs-lead);
  font-style: italic;
  color: var(--color-inverse-muted);
}

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg) var(--grid-gap);
  padding-top: var(--space-xl);
}

.site-footer__about {
  grid-column: 1 / -1;
  color: var(--color-inverse-muted);
  font-size: var(--fs-small);
}

.site-footer__heading {
  margin-bottom: var(--space-sm);
  color: var(--color-inverse-muted);
}

.site-footer__links {
  display: grid;
  gap: var(--space-2xs);
  padding: 0;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.site-footer__links a {
  transition: opacity var(--dur-fast) var(--ease-out);
}

.site-footer__links a:hover {
  opacity: 0.6;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm) var(--space-lg);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-inverse-border);
  color: var(--color-inverse-muted);
}

.site-footer__legal ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs) var(--space-md);
  padding: 0;
  list-style: none;
}

.site-footer__legal a:hover,
.site-footer__legal button:hover {
  color: var(--color-inverse-text);
}

@media (min-width: 64rem) {
  .site-footer__nav {
    grid-template-columns: minmax(0, 6fr) repeat(3, minmax(0, 2fr));
  }

  .site-footer__about {
    grid-column: auto;
    max-width: 34ch;
  }
}

/* ==========================================================================
   Form fields  →  reusable (contact form now, admin/CMS later)
   Underline inputs like the newsletter field; focus = accent underline.
   ========================================================================== */
.form {
  display: grid;
  gap: var(--space-lg);
}

.form__row {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 48rem) {
  .form__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--grid-gap);
  }
}

.field {
  display: grid;
  gap: var(--space-2xs);
}

.field__label {
  color: var(--color-muted);
}

.field__optional {
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: none;
}

.field__input {
  width: 100%;
  min-height: 3rem;
  padding: var(--space-xs) 0;
  background: transparent;
  border: 0;
  border-bottom: var(--rule);
  border-radius: 0;
  font-size: 1rem;
  line-height: 1.5;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.field__input:focus {
  outline: none; /* replaced by the accent underline below */
  border-bottom-color: var(--color-accent);
  box-shadow: 0 1px 0 0 var(--color-accent);
}

.field__input[aria-invalid="true"] {
  border-bottom-color: var(--color-accent);
}

.field__select {
  padding-right: 2rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%23151412' stroke-width='1.25'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.25rem center;
  background-size: 0.75rem;
  cursor: pointer;
}

.field__textarea {
  min-height: 11rem;
  resize: vertical;
}

.field__hint {
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.field__error {
  font-size: var(--fs-small);
  color: var(--color-accent);
}

.field__error:empty {
  display: none;
}

/* Checkbox + label on one row, error below */
.field--check {
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: var(--space-sm);
  align-items: start;
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.field--check .field__error {
  grid-column: 2;
}

.field--check a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.field__checkbox {
  width: 1.125rem;
  height: 1.125rem;
  margin-top: 0.2rem;
  accent-color: var(--color-accent);
  cursor: pointer;
}

/* Honeypot — kept out of view and out of the tab order */
.field--hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
}

.form__status {
  font-size: var(--fs-small);
  color: var(--color-muted);
}

.form__status.is-error {
  color: var(--color-accent);
}