/* ==========================================================================
   global.css — base site-wide styles
   ========================================================================== */

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-main);
  background-color: var(--color-bg-primary);
}

main {
  display: block;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-inline);
}

h1,
h2,
h3 {
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-heading-gold);
}

h1 {
  font-size: var(--font-size-h1);
  line-height: 1.2;
}

h2 {
  font-size: var(--font-size-h2);
  line-height: 1.25;
}

h3 {
  font-size: var(--font-size-h3);
  line-height: 1.3;
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: var(--space-paragraph);
}

p:last-child {
  margin-bottom: 0;
}

h2 + p,
h2 + .section__intro {
  margin-top: var(--space-h2-text);
}

h3 + p {
  margin-top: var(--space-h3-text);
}

a {
  transition: color var(--transition-base), opacity var(--transition-base);
}

a:hover {
  opacity: 0.85;
}

/* Focus visibility (never remove outline) */
:focus-visible {
  outline: 2px solid var(--color-accent-bg);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 999;
  padding: 0.75rem 1.25rem;
  background-color: var(--color-accent-bg);
  color: var(--color-btn-text-dark);
  font-weight: var(--font-weight-semibold);
  border-radius: 0 0 var(--radius-card) 0;
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: 0;
}

/* Sections */
.section {
  padding-block: var(--space-section);
}

.section__intro {
  max-width: 90ch;
}

.section__list {
  display: grid;
  gap: 0.75rem;
  margin-block: var(--space-paragraph);
  padding-left: 1.25rem;
}

.section__list li {
  list-style: disc;
  margin-left: 0.25rem;
}

.section__list--none {
  padding-left: 0;
}

.section__list--none li {
  list-style: none;
  margin-left: 0;
}

.section__link {
  color: var(--color-accent-bg);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-card);
  font-weight: var(--font-weight-semibold);
  font-size: 1rem;
  white-space: nowrap;
  transition: transform var(--transition-base), opacity var(--transition-base), box-shadow var(--transition-base);
}

.btn:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--color-btn-accent);
  color: var(--color-white);
}

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-btn-secondary-border);
}

.btn--gold {
  background: var(--color-accent-bg);
  color: var(--color-btn-text-dark);
}

.btn--block {
  width: 100%;
}

.btn-wrap {
  display: flex;
  margin-top: var(--space-paragraph);
}

/* Cards */
.card {
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-card);
  padding: var(--space-card-padding);
}

/* Bonus grid cards: equal height, titles aligned, CTA pinned to the bottom */
.bonus-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.bonus-card h3 {
  margin-top: var(--space-paragraph);
  min-height: 2.6em;
}

.bonus-card p {
  flex-grow: 1;
}

.bonus-card .btn-wrap {
  margin-top: auto;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-card);
  margin-block: var(--space-paragraph);
}

.data-table {
  width: 100%;
  min-width: 480px;
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.data-table caption {
  text-align: left;
  padding: 1rem var(--space-card-padding) 0;
  color: var(--color-heading-gold);
  font-weight: var(--font-weight-semibold);
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.875rem var(--space-card-padding);
  border-bottom: 1px solid rgba(212, 197, 177, 0.12);
  font-size: 0.9rem;
}

.data-table th {
  color: var(--color-heading-gold);
  font-weight: var(--font-weight-semibold);
  background-color: rgba(255, 195, 31, 0.06);
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* Content-section image rules (spec 4.5): after H2, full display, no cropping */
.content-media {
  width: 100%;
  border-radius: var(--radius-card);
  margin-block: var(--space-paragraph);
}

.content-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  object-fit: contain;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-main);
}

.breadcrumb a {
  color: var(--color-text-main);
}

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

.breadcrumb__sep {
  opacity: 0.6;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-heading-gold);
}

/* Grid helpers */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-card-gap);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-card-gap);
}

/* Grid items default to a content-based min-width, which lets a wide child
   (e.g. a data table) force the whole card wider than its track and get
   clipped. Allow items to shrink so a child's own overflow-x: auto can
   handle scrolling internally instead. */
.grid-2 > *,
.grid-4 > * {
  min-width: 0;
}

@media (min-width: 480px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Visually hidden utility */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.mobile-access-grid {
  margin-block: var(--space-paragraph);
}

.mobile-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
  margin-bottom: 0.75rem;
}

.mobile-access-grid .card h3 {
  margin-bottom: 0;
}

.mobile-access-grid .card .btn-wrap {
  margin-top: var(--space-paragraph);
}

.intro {
  padding-bottom: 0;
}

@media (prefers-reduced-motion: reduce) {
  .btn:hover {
    transform: none;
  }
}

.bonus-card__img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-card);
}

/* Space between a section heading and an immediately-following card grid */
h2 + .grid-4,
h2 + .grid-2 {
  margin-top: var(--space-h2-text);
}

/* 404 page */
.not-found__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding-block: clamp(3rem, 10vw, 6rem);
}

.not-found__code {
  font-size: clamp(4rem, 14vw, 8rem);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-accent-bg);
  line-height: 1;
  margin-bottom: 0;
}

.not-found__subtitle {
  max-width: 50ch;
  color: var(--color-text-main);
}

.not-found__cta-wrap {
  justify-content: center;
}