/* ==========================================================================
   EVENTRA - responsive composition
   Mobile 320–480 · Tablet 481–1024 · Desktop 1025+
   ========================================================================== */

/* --------------------------------------------------------------------------
   Large tablet / small desktop
   -------------------------------------------------------------------------- */
@media (max-width: 1160px) {
  .hero__title {
    font-size: clamp(3.2rem, 7.4vw, 5.7rem);
  }

  .feature-card__meta {
    font-size: 0.58rem;
  }

  .events-grid {
    gap: 2.75rem 1.5rem;
  }

  .event-card__title {
    font-size: 1.5rem;
  }
}

/* --------------------------------------------------------------------------
   Tablet landscape and below: navigation collapses, hero stacks
   -------------------------------------------------------------------------- */
@media (max-width: 1023px) {
  .header__inner {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
  }

  .primary-nav {
    display: none;
  }

  .header__actions {
    margin-left: auto;
  }

  .nav-toggle {
    display: grid;
  }

  .mobile-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: block;
    max-height: calc(100dvh - var(--header-height));
    overflow-y: auto;
    padding: 1.5rem var(--gutter) 2.5rem;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition:
      opacity 0.3s var(--ease),
      transform 0.3s var(--ease-out),
      visibility 0.3s var(--ease);
  }

  .mobile-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .hero {
    padding-block: clamp(2.5rem, 5vw, 4.5rem) clamp(3.5rem, 6vw, 5rem);
  }

  .hero__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(2.75rem, 6vw, 4rem);
  }

  .hero__content {
    max-width: 44rem;
  }

  .hero__title {
    font-size: clamp(3.2rem, 9.5vw, 5.7rem);
  }

  .hero__media {
    justify-self: center;
    max-width: 32rem;
  }

  .featured-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .feature-card--lead {
    grid-row: auto;
  }

  .feature-card--lead .feature-card__media {
    min-height: 0;
    aspect-ratio: 16 / 10;
    flex: 0 0 auto;
  }

  .feature-card--compact + .feature-card--compact {
    padding-top: 2.25rem;
  }

  .feature-card--compact .feature-card__title {
    font-size: 1.65rem;
  }

  .events-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .event-card__title {
    font-size: 1.6rem;
  }

  .about__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 3.5rem);
  }

  .about__intro {
    max-width: 42rem;
  }

  .newsletter__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

  .newsletter__body {
    max-width: 35rem;
  }

  .event-hero {
    padding-bottom: clamp(2.5rem, 5vw, 4rem);
  }

  .event-hero__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(2.25rem, 5vw, 3.5rem);
  }

  .event-cover {
    width: 100%;
    max-width: 42rem;
    aspect-ratio: 16 / 10;
    max-height: none;
  }

  .event-body {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "content"
      "aside";
    gap: 3rem;
  }

  .registration-card {
    position: static;
    max-width: 42rem;
  }

  .event-aside {
    margin-top: 0;
  }

  .event-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .event-meta__item:last-child {
    grid-column: 1 / -1;
  }

  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer__top {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__tagline {
    margin-bottom: 1rem;
  }
}

/* --------------------------------------------------------------------------
   Tablet portrait / stacked sections
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.35rem;
  }

  .section-head__copy {
    max-width: 32rem;
    margin-bottom: 0;
  }

  .section-head__link {
    margin-bottom: 0;
  }

  .section-head--stacked {
    align-items: flex-start;
  }

  .category-index {
    column-gap: 2.5rem;
  }

  .category-row {
    grid-template-columns: 2rem minmax(0, 1fr) 1.1rem;
  }

  .category-row__count {
    display: none;
  }

  .register-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .modal__dialog {
    width: min(46rem, 100%);
  }

  .register-aside {
    display: grid;
    grid-template-columns: 7.5rem minmax(0, 1fr);
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .register-aside__media {
    aspect-ratio: 1 / 1;
  }

  .register-aside__note {
    display: none;
  }

  .register-aside .eyebrow {
    margin-bottom: 0.4rem;
  }

  .register-aside__content h3 {
    font-size: 1.4rem;
  }

  .register-aside__venue {
    font-size: 0.75rem;
  }

  .form-grid {
    gap: 0.1rem 0.9rem;
  }

  .venue-card {
    align-items: flex-start;
  }

  .related-grid {
    gap: 2.75rem 1.5rem;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2.5rem 2rem;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__tagline {
    margin-block: 1.2rem 0.9rem;
  }

  .footer__bottom {
    flex-wrap: wrap;
  }

  .footer__disclaimer {
    order: 3;
    flex-basis: 100%;
    max-width: none;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   Small tablet / large phone
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  .section-head h2 {
    font-size: clamp(2.35rem, 7vw, 3.4rem);
  }

  .hero__title {
    font-size: clamp(3rem, 10.5vw, 5rem);
  }

  .hero__stats strong {
    font-size: 1.65rem;
  }

  .hero__stats span {
    font-size: 0.58rem;
  }

  .hero__card {
    left: 1rem;
    width: calc(100% - 2rem);
  }

  .feature-card--compact .feature-card__link {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 1.25rem;
  }

  .feature-card--compact .feature-card__excerpt {
    -webkit-line-clamp: 3;
  }

  .category-index {
    grid-template-columns: minmax(0, 1fr);
  }

  .category-row {
    grid-template-columns: 2.25rem minmax(0, 1fr) auto 1.25rem;
    padding-block: 1.15rem;
  }

  .category-row__count {
    display: inline;
  }

  .discover__toolbar {
    flex-wrap: wrap;
    gap: 0.85rem;
  }

  .search-field {
    width: 100%;
    max-width: none;
    flex-basis: 100%;
  }

  .sort-field {
    margin-left: auto;
  }

  .filter-bar {
    gap: 0.75rem;
  }

  .filter-chips {
    gap: 1.4rem;
  }

  .results-bar {
    justify-content: flex-start;
    padding-bottom: 1.75rem;
  }

  .events-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .event-card__title {
    font-size: 1.7rem;
  }

  .about__item {
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 1rem;
    padding-block: 1.4rem;
  }

  .about__item h3 {
    font-size: 1.45rem;
  }

  .newsletter {
    padding-block: clamp(3.25rem, 8vw, 5rem);
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 2.25rem 1.5rem;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__col:last-child {
    grid-column: auto;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    margin-top: 3rem;
  }

  .footer__top-link {
    margin-top: 0.3rem;
  }

  .event-body {
    padding-bottom: clamp(3.5rem, 8vw, 5rem);
  }

  .event-title {
    font-size: clamp(2.8rem, 9.5vw, 4rem);
  }

  .event-lede {
    margin-bottom: 1rem;
  }

  .event-cover {
    aspect-ratio: 4 / 3;
  }

  .event-meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.1rem;
  }

  .event-meta__item:last-child {
    grid-column: auto;
  }

  .registration-card {
    max-width: none;
  }

  .highlight-list {
    column-gap: 1.75rem;
  }

  .related-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .breadcrumb__current {
    max-width: 13rem;
  }

  .not-found {
    min-height: auto;
  }
}

/* --------------------------------------------------------------------------
   Phone
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  .header__cta {
    display: none;
  }

  .brand {
    font-size: 0.95rem;
    letter-spacing: 0.18em;
  }

  .hero {
    padding-block: 2rem 3.5rem;
  }

  .hero__title {
    font-size: clamp(2.9rem, 11vw, 4rem);
  }

  .hero__lede {
    margin-bottom: 1.65rem;
  }

  .hero__actions {
    gap: 1rem 1.35rem;
  }

  .hero__stats {
    gap: 0.85rem;
    margin-top: 2.5rem;
  }

  .hero__stats li {
    padding-left: 0.85rem;
  }

  .hero__stats strong {
    font-size: 1.5rem;
  }

  .hero__stats span {
    font-size: 0.53rem;
    letter-spacing: 0.09em;
  }

  .hero__frame {
    aspect-ratio: 4 / 5;
    max-height: 35rem;
  }

  .hero__card {
    position: relative;
    bottom: auto;
    left: auto;
    width: 100%;
    margin-top: 0.75rem;
    padding: 0.95rem 1rem 1rem;
    box-shadow: none;
  }

  .hero__card-link {
    font-size: 1.3rem;
  }

  .hero__season {
    font-size: 0.5rem;
  }

  .feature-card--lead .feature-card__media {
    aspect-ratio: 4 / 3;
    min-height: 0;
  }

  .feature-card--compact .feature-card__link {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
  }

  .feature-card--compact .feature-card__media {
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .feature-card__number {
    font-size: 1.85rem;
  }

  .feature-card__excerpt {
    font-size: 0.875rem;
  }

  .category-row {
    grid-template-columns: 2rem minmax(0, 1fr) 1.1rem;
    gap: 0.85rem;
  }

  .category-row__count {
    display: none;
  }

  .category-row__name {
    font-size: 1.3rem;
  }

  .category-row__blurb {
    display: none;
  }

  .discover__toolbar {
    padding-block: 0.85rem;
  }

  .sort-field {
    width: 100%;
    justify-content: space-between;
    margin-left: 0;
  }

  .sort-field .select-wrap {
    flex: 0 1 auto;
  }

  .sort-field select {
    width: 100%;
  }

  .filter-chips {
    gap: 1.2rem;
  }

  .clear-filters {
    display: none;
  }

  .empty-state {
    padding: 2.5rem 1.25rem;
  }

  .empty-state h3 {
    font-size: 1.65rem;
  }

  .about__grid {
    gap: 2.25rem;
  }

  .about__intro > p:not(.eyebrow) {
    margin-bottom: 1.5rem;
  }

  .newsletter__form {
    grid-template-columns: minmax(0, 1fr);
  }

  .newsletter__form .btn {
    width: 100%;
  }

  .footer__top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .footer__col:last-child {
    grid-column: 1 / -1;
  }

  .footer__bottom {
    font-size: 0.65rem;
  }

  .event-hero {
    padding-top: 1rem;
  }

  .event-hero__actions {
    margin-bottom: 1.75rem;
  }

  .event-title {
    font-size: clamp(2.75rem, 11vw, 3.75rem);
  }

  .event-cover {
    aspect-ratio: 4 / 3;
  }

  .event-cover figcaption {
    padding: 2.25rem 1rem 0.85rem;
    font-size: 0.55rem;
  }

  .event-body {
    gap: 2.5rem;
  }

  .countdown__value {
    font-size: 1.85rem;
  }

  .detail-section + .detail-section {
    margin-top: 2.25rem;
    padding-top: 2.25rem;
  }

  .prose p {
    font-size: 1rem;
    line-height: 1.75;
  }

  .highlight-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .venue-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.1rem;
  }

  .related {
    padding-block: 3rem;
  }

  .modal {
    padding: 0.55rem;
  }

  .modal__dialog {
    max-height: calc(100dvh - 1.1rem);
  }

  .modal__close {
    top: 0.7rem;
    right: 0.7rem;
  }

  .register-aside {
    display: none;
  }

  .register-main {
    padding: 1.5rem 1.25rem 1.75rem;
  }

  .form-header h2 {
    font-size: 2.1rem;
  }

  .form-header > p:last-child {
    font-size: 0.8125rem;
  }

  .form-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    margin-top: 1.25rem;
  }

  .field--full {
    grid-column: auto;
  }

  .field {
    margin-bottom: 0.65rem;
  }

  .field-error {
    min-height: 0.85em;
  }

  .success-details > div {
    gap: 1rem;
  }

  .success-details dd {
    max-width: 62%;
  }

  .success-actions .btn {
    flex: 1 1 8rem;
  }

  .toast-container {
    bottom: 1rem;
  }

  .toast {
    font-size: 0.78rem;
  }

  .footer__disclaimer {
    flex-basis: auto;
  }
}

/* --------------------------------------------------------------------------
   Narrow phone
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .brand {
    font-size: 0.875rem;
    letter-spacing: 0.15em;
  }

  .icon-btn {
    width: 2.6rem;
    height: 2.6rem;
  }

  .nav-toggle {
    width: 2.6rem;
    height: 2.6rem;
  }

  .hero__title {
    font-size: clamp(2.75rem, 11.4vw, 3.2rem);
  }

  .hero__stats {
    gap: 0.65rem;
    padding-top: 1.15rem;
  }

  .hero__stats li {
    padding-left: 0.65rem;
  }

  .hero__stats strong {
    font-size: 1.4rem;
  }

  .hero__stats span {
    font-size: 0.5rem;
  }

  .hero__card {
    padding: 0.9rem;
  }

  .hero__card-link {
    font-size: 1.2rem;
  }

  .hero__season {
    top: 0.75rem;
    right: 0.75rem;
  }

  .section-head {
    margin-bottom: 2rem;
  }

  .event-card__title {
    font-size: 1.55rem;
  }

  .category-row {
    grid-template-columns: 1.8rem minmax(0, 1fr) 1.1rem;
    padding-block: 1rem;
  }

  .category-row__index {
    font-size: 0.8rem;
  }

  .filter-chips {
    gap: 1rem;
  }

  .filter-chip {
    font-size: 0.625rem;
  }

  .event-meta {
    gap: 0.9rem;
  }

  .event-meta dd {
    font-size: 0.8125rem;
  }

  .countdown {
    gap: 0.4rem;
  }

  .countdown__unit {
    padding-left: 0.4rem;
  }

  .countdown__value {
    font-size: 1.65rem;
  }

  .countdown__label {
    font-size: 0.5rem;
  }

  .registration-actions {
    gap: 0.5rem;
  }

  .registration-actions .text-link {
    font-size: 0.58rem;
  }

  .highlight-list li {
    font-size: 0.84rem;
  }

  .venue-card {
    padding: 1.15rem;
  }

  .breadcrumb__current {
    max-width: 9rem;
  }

  .not-found__inner > p:not(.eyebrow) {
    font-size: 0.9375rem;
  }

  .footer__top {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.75rem;
  }

  .footer__brand {
    grid-column: auto;
  }

  .footer__col:last-child {
    grid-column: auto;
  }

  .footer__tagline {
    font-size: 1.5rem;
  }

  .footer__bottom {
    font-size: 0.625rem;
  }

  .register-main {
    padding: 1.35rem 1rem 1.5rem;
  }

  .modal__dialog {
    max-height: calc(100dvh - 0.9rem);
  }

  .success-details > div {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .success-details dd {
    max-width: 100%;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   Motion preferences
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }

  .btn:hover .icon,
  .hero__media:hover .hero__frame img,
  .feature-card:hover .feature-card__media img,
  .event-card:hover .event-card__media img {
    transform: none;
  }
}