/* 01. Reset and base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  overflow-wrap: break-word;
}

img,
svg,
video {
  max-width: 100%;
}

img {
  display: block;
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

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

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

h1,
h2,
h3,
h4,
p,
ul,
ol {
  margin-block-start: 0;
}

h1,
h2,
h3,
h4 {
  line-height: var(--line-height-heading);
  text-wrap: pretty;
}

p,
ul,
ol {
  margin-block-end: var(--space-5);
}

/* 02. Layout and typography */
.container {
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--container-max));
  margin-inline: auto;
}

.container--narrow {
  max-width: var(--container-narrow);
}

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

.section--tinted {
  background: var(--color-surface-sage);
}

.stack > * + * {
  margin-block-start: var(--stack-space, var(--space-5));
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cluster-gap, var(--space-4));
}

.grid {
  display: grid;
  gap: var(--grid-gap, var(--space-5));
}

.text-measure {
  max-width: var(--measure-text);
}

.heading-display {
  font-family: var(--font-serif);
  font-size: var(--font-size-h1);
  font-weight: 600;
  letter-spacing: 0.035em;
}

.heading-section {
  font-size: var(--font-size-h2);
  font-weight: 700;
  letter-spacing: 0.025em;
}

.heading-card {
  font-size: var(--font-size-h3);
  font-weight: 700;
}

.lead {
  font-size: var(--font-size-lead);
  line-height: 1.85;
}

.section-title {
  display: grid;
  gap: var(--space-2);
  margin-block-end: var(--space-7);
}

.section-title__eyebrow {
  color: var(--color-gold);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.12em;
}

.section-title__heading,
.section-title__description {
  margin: 0;
}

.section-title__description {
  max-width: var(--measure-text);
  color: var(--color-text-muted);
}

/* 03. Shared header, navigation, breadcrumbs, and footer */
.skip-link {
  position: absolute;
  inset-block-start: var(--space-2);
  inset-inline-start: var(--space-2);
  z-index: var(--z-overlay);
  padding: var(--space-2) var(--space-4);
  transform: translateY(-200%);
  background: var(--color-surface);
  color: var(--color-primary);
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: relative;
  z-index: var(--z-header);
  border-block-end: var(--border-default);
  background: var(--color-surface);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 4.75rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 1rem + 0.4vw, 1.375rem);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.site-brand:hover {
  color: var(--color-primary-hover);
}

.site-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-3);
  border: var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.site-nav__toggle:hover,
.site-nav__toggle[aria-expanded="true"] {
  background: var(--color-surface-sage);
}

.site-nav__toggle-icon {
  display: grid;
  gap: 0.25rem;
  width: 1.125rem;
}

.site-nav__toggle-icon::before,
.site-nav__toggle-icon::after,
.site-nav__toggle-icon span {
  display: block;
  height: 2px;
  background: currentColor;
  content: "";
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  background: var(--color-surface-sage);
}

.site-nav__link--cta {
  background: var(--color-primary);
  color: var(--color-surface);
}

.site-nav__link--cta:hover,
.site-nav__link--cta:focus-visible {
  background: var(--color-primary-hover);
  color: var(--color-surface);
}

.breadcrumbs {
  padding-block: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Breadcrumbs remain operable at narrow widths and with long article titles. */
.breadcrumbs__item {
  display: flex;
  align-items: center;
  min-width: 0;
  max-width: 100%;
  min-height: 44px;
  overflow-wrap: anywhere;
}

.breadcrumbs__item a {
  display: inline-flex;
  align-items: center;
  min-width: 44px;
  min-height: 44px;
}

.breadcrumbs__item + .breadcrumbs__item::before {
  margin-inline-end: var(--space-2);
  color: var(--color-gold);
  content: "/";
}

.site-footer {
  padding-block: var(--space-7) var(--space-5);
  background: var(--color-primary-hover);
  color: var(--color-surface);
}

.site-footer a {
  color: var(--color-surface);
}

.site-footer a:hover {
  text-decoration-thickness: 0.15em;
}

.site-footer :focus-visible {
  outline-color: var(--color-surface);
}

.site-footer__inner {
  display: grid;
  gap: var(--space-6);
}

.site-footer__brand {
  font-family: var(--font-serif);
  font-size: var(--font-size-h3);
  font-weight: 700;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
}

.site-footer__meta {
  margin: 0;
  padding-block-start: var(--space-5);
  border-block-start: 1px solid rgb(255 255 255 / 35%);
  font-size: var(--font-size-sm);
}

/* 04. Buttons, links, cards, and metadata */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: var(--space-3) var(--space-5);
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.button--primary {
  background: var(--color-primary);
  color: var(--color-surface);
}

.button--primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-surface);
}

.button--secondary {
  border-color: var(--color-primary);
  background: transparent;
  color: var(--color-primary);
}

.button--secondary:hover {
  background: var(--color-surface-sage);
}

.button:disabled,
.button[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  font-weight: 700;
  text-decoration: underline;
}

.text-link__icon {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.text-link:hover .text-link__icon {
  transform: translateX(0.2rem);
}

.card {
  overflow: hidden;
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.card__body {
  padding: var(--space-5);
}

.card__title,
.card__summary {
  margin-block-end: var(--space-3);
}

.card__summary {
  color: var(--color-text-muted);
}

.card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-block-end: var(--space-3);
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.75rem;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background: var(--color-surface-sage);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  line-height: 1.3;
}

.date {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-variant-numeric: tabular-nums;
}

/* 05. Media, icons, and form controls */
.media-frame {
  overflow: hidden;
  background: var(--color-surface-blue);
}

.media-frame--card {
  aspect-ratio: 4 / 3;
}

.media-frame--hero {
  aspect-ratio: 4 / 5;
}

.media-frame img,
.media-frame picture,
.media-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame__placeholder {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.icon {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 1.25em;
  height: 1.25em;
  color: currentColor;
  vertical-align: middle;
}

.icon svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
}

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

.field__label {
  font-weight: 700;
}

.field__hint {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.field__error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.input,
.select,
.textarea {
  width: 100%;
  min-height: 2.75rem;
  padding: var(--space-3) var(--space-4);
  border: var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}

.textarea {
  min-height: 8rem;
  resize: vertical;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

.input[aria-invalid="true"],
.select[aria-invalid="true"],
.textarea[aria-invalid="true"] {
  border-color: var(--color-error);
  border-width: 2px;
}

.checkbox-label {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-height: 2.75rem;
  cursor: pointer;
}

.checkbox-label input {
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-block-start: 0.25rem;
  accent-color: var(--color-primary);
}

/* 06. Style guide and small utilities */
.style-guide__intro {
  max-width: var(--measure-text);
}

.style-guide__swatches {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.style-guide__swatch {
  padding: var(--space-4);
  border: var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--swatch-color);
  color: var(--swatch-text, var(--color-text));
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.style-guide__example {
  padding: var(--space-5);
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.style-guide__media--hero {
  max-width: 42rem;
  margin-block-end: var(--space-5);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* 07. Responsive rules: 48rem for card grids; 70rem for full navigation. */
@media (max-width: 69.99rem) {
  .soryu-js .site-nav__toggle {
    display: inline-flex;
  }

  .site-nav__panel {
    position: absolute;
    inset-block-start: 100%;
    inset-inline: 0;
    z-index: var(--z-menu);
    padding: var(--space-4) var(--page-gutter) var(--space-5);
    border-block-end: var(--border-default);
    background: var(--color-surface);
    box-shadow: var(--shadow-menu);
  }

  .site-nav__panel[hidden] {
    display: none;
  }

  .site-nav__list {
    display: grid;
    gap: var(--space-1);
  }

  .site-nav__link {
    display: flex;
    min-height: 3rem;
  }
}

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

  .style-guide__swatches {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .media-frame--hero {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 70rem) {
  .grid--cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .site-footer__inner {
    grid-template-columns: 1fr 2fr;
    align-items: start;
  }

  .site-footer__meta {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}