/* Reusable component styles — one class family per pattern, mirroring the
   original's TagGrid / FlowDiagram / Timeline / ComparisonBlock /
   IntegrationsPanel / PullQuoteStrip / UI primitives. */

.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

/* -- Buttons / badges ---------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  padding: 0.875rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-brand-primary);
  color: var(--color-brand-white);
}
.btn--primary:hover {
  background: var(--color-brand-secondary);
}
html.dark .btn--primary {
  background: var(--color-brand-white);
  color: var(--color-brand-primary);
}
html.dark .btn--primary:hover {
  background: var(--color-brand-grey-50);
}

.btn--secondary {
  background: transparent;
  border: 1px solid var(--color-border-strong);
  color: var(--color-ink);
}
.btn--secondary:hover {
  border-color: var(--color-brand-primary);
}
html.dark .btn--secondary:hover {
  border-color: var(--color-brand-white);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-ink-muted);
  padding: 0.375rem 1rem;
  font-size: 0.875rem;
}

.badge__icon {
  width: 1rem;
  height: 1rem;
}

/* -- Brand / logo slot ---------------------------------------------------- */

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--color-ink);
}

.brand--inverse {
  color: var(--color-brand-white);
}

.brand__logo {
  align-self: center;
  height: 2rem;
  width: auto;
}

.brand__logo--negative {
  display: none;
}
html.dark .brand__logo--positive {
  display: none;
}
html.dark .brand__logo--negative {
  display: block;
}
@media (prefers-color-scheme: dark) {
  html:not(.light):not(.dark) .brand__logo--positive {
    display: none;
  }
  html:not(.light):not(.dark) .brand__logo--negative {
    display: block;
  }
}

.brand__wordmark-suffix {
  margin-left: 0.375rem;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: none;
  color: var(--color-ink-muted);
}

.brand--inverse .brand__wordmark-suffix {
  color: var(--color-ink-inverse-muted);
}

/* -- Header ---------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.site-header__brand {
  display: inline-flex;
}

.site-header__nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.site-header__nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-ink-muted);
  transition: color 0.2s ease;
}
.site-header__nav-link:hover {
  color: var(--color-ink);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-header__cta {
  display: none;
}

.mobile-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  color: var(--color-ink);
}

.mobile-nav-toggle__icon {
  width: 1rem;
  height: 1rem;
}
.mobile-nav-toggle__icon--close {
  display: none;
}
.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon--open {
  display: none;
}
.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon--close {
  display: block;
}

.mobile-nav {
  display: none;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.mobile-nav.is-open {
  display: block;
}

.mobile-nav__links {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.5rem 1.5rem;
}

.mobile-nav__link {
  border-radius: 0.5rem;
  padding: 0.625rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-ink-muted);
}
.mobile-nav__link:hover {
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.mobile-nav__langs {
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
}

.mobile-nav__cta {
  margin-top: 0.5rem;
}

.lang-switcher {
  display: none;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.lang-switcher__link {
  border-radius: 9999px;
  padding: 0.25rem 0.5rem;
  color: var(--color-ink-muted);
}
.lang-switcher__link:hover {
  color: var(--color-ink);
}
.lang-switcher__link--active {
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  transition: border-color 0.2s ease;
}
.theme-toggle:hover {
  border-color: var(--color-border-strong);
}

.theme-toggle__icon {
  width: 1rem;
  height: 1rem;
}
.theme-toggle__icon--sun {
  display: none;
}
html.dark .theme-toggle__icon--moon {
  display: none;
}
html.dark .theme-toggle__icon--sun {
  display: block;
}

@media (min-width: 768px) {
  .site-header__nav {
    display: flex;
  }
  .site-header__cta {
    display: inline-flex;
  }
  .lang-switcher {
    display: flex;
  }
  .mobile-nav-toggle,
  .mobile-nav {
    display: none;
  }
  .mobile-nav.is-open {
    display: none;
  }
}

/* -- Footer ------------------------------------------------------------ */

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-alt);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding-block: 4rem;
}

.site-footer__top {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.5rem;
}

.site-footer__about {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 24rem;
}

.site-footer__description {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
}

.site-footer__powered-by {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
}

.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.site-footer__col-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.site-footer__link {
  font-size: 0.875rem;
  color: var(--color-ink-muted);
  transition: color 0.2s ease;
}
.site-footer__link:hover {
  color: var(--color-ink);
}

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
}

@media (min-width: 768px) {
  .site-footer__top {
    flex-direction: row;
  }
  .site-footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* -- Section heading ----------------------------------------------------- */

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.section-heading--center {
  align-items: center;
  text-align: center;
}

.section-heading__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
}
.section-heading--inverse .section-heading__eyebrow {
  color: var(--color-ink-inverse-muted);
}

.section-heading__title {
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-ink);
}
.section-heading--inverse .section-heading__title {
  color: var(--color-ink-inverse);
}

.section-heading__intro {
  max-width: 42rem;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
}
.section-heading--inverse .section-heading__intro {
  color: var(--color-ink-inverse-muted);
}
.section-heading--center .section-heading__intro {
  margin-inline: auto;
}

@media (min-width: 768px) {
  .section-heading__title {
    font-size: 2.25rem;
  }
}

/* -- Tag grid (tag + card variants) -------------------------------------- */

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-ink-muted);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}
.chip--inverse {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-ink-inverse-muted);
}

.chip__icon {
  width: 1rem;
  height: 1rem;
  color: var(--color-accent);
}

.tag-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(var(--cols-base, 1), minmax(0, 1fr));
}
@media (min-width: 768px) {
  .tag-grid {
    grid-template-columns: repeat(var(--cols-md, var(--cols-base, 1)), minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .tag-grid {
    grid-template-columns: repeat(var(--cols-lg, var(--cols-md, var(--cols-base, 1))), minmax(0, 1fr));
  }
}

.tag-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 1.5rem;
}
.tag-card--inverse {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
}

.tag-card__icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: var(--color-surface-alt);
}
.tag-card--inverse .tag-card__icon-wrap {
  background: rgba(255, 255, 255, 0.1);
}

.tag-card__icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-accent);
}

.tag-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
}
.tag-card--inverse .tag-card__title {
  color: var(--color-ink-inverse);
}

.tag-card__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
}
.tag-card--inverse .tag-card__desc {
  color: var(--color-ink-inverse-muted);
}

/* -- Panel wrapper (holds a FlowDiagram) --------------------------------- */

.panel {
  border-radius: 1.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 2rem;
}
.panel--inverse {
  border-color: var(--color-brand-primary);
  background: var(--color-brand-primary);
}
html.dark .panel--inverse {
  border-color: rgba(255, 255, 255, 0.1);
  background: var(--color-surface-alt);
}

@media (min-width: 768px) {
  .panel {
    padding: 3rem;
  }
}

/* -- Flow diagram --------------------------------------------------------- */

.flow-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.flow-connector {
  margin-inline: auto;
  width: 1px;
  height: 2.5rem;
  background: var(--color-border-strong);
}
.flow-connector--short {
  height: 2rem;
}
.flow-connector--inverse {
  background: rgba(255, 255, 255, 0.25);
}

.flow-node {
  display: flex;
  width: 100%;
  max-width: 28rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-ink);
  padding: 1rem 1.25rem;
  text-align: center;
}

.flow-node--emphasis {
  border-color: var(--color-brand-primary);
  background: var(--color-brand-primary);
  color: var(--color-brand-white);
}
html.dark .flow-node--emphasis:not(.flow-node--inverse) {
  border-color: var(--color-brand-white);
  background: var(--color-brand-white);
  color: var(--color-brand-primary);
}
.flow-node--inverse.flow-node--emphasis {
  border-color: var(--color-brand-white);
  background: var(--color-brand-white);
  color: var(--color-brand-primary);
}
.flow-node--inverse:not(.flow-node--emphasis) {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-brand-white);
}

.flow-node__icon {
  width: 1.25rem;
  height: 1.25rem;
  opacity: 0.9;
}
.flow-node:not(.flow-node--emphasis) .flow-node__icon {
  opacity: 1;
  color: var(--color-accent);
}

.flow-node__label {
  margin-inline: auto;
  font-size: 0.875rem;
  font-weight: 500;
}

.flow-branch {
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.flow-branch__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
}
.flow-branch__label--inverse {
  color: var(--color-ink-inverse-muted);
}

.flow-branch__items {
  display: flex;
  width: 100%;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: center;
  gap: 0.75rem;
}

/* -- Timeline --------------------------------------------------------- */

.timeline {
  position: relative;
}

.timeline__rail {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 1.25rem;
  width: 1px;
  background: var(--color-border-strong);
}

.timeline__steps {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.timeline-step {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  align-items: start;
}

.timeline-step__marker {
  grid-row: 1;
  justify-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  border: 1px solid var(--color-brand-primary);
  background: var(--color-surface);
  color: var(--color-brand-primary);
  font-size: 0.875rem;
  font-weight: 600;
}
html.dark .timeline-step__marker {
  border-color: var(--color-brand-white);
  color: var(--color-brand-white);
}

.timeline-step__card {
  grid-row: 1;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 1.25rem;
}

.timeline-step__heading {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.timeline-step__icon-wrap {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.625rem;
  background: var(--color-surface-alt);
}

.timeline-step__icon {
  width: 1rem;
  height: 1rem;
  color: var(--color-accent);
}

.timeline-step__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
}

.timeline-step__desc {
  margin-top: 0.375rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
}

@media (min-width: 768px) {
  .timeline__rail {
    left: 50%;
  }
  .timeline-step {
    grid-template-columns: 1fr 2.5rem 1fr;
    gap: 2rem;
  }
  .timeline-step__marker {
    grid-column: 2;
  }
  .timeline-step--left .timeline-step__card {
    grid-column: 1;
    text-align: right;
  }
  .timeline-step--left .timeline-step__heading {
    flex-direction: row-reverse;
  }
  .timeline-step--right .timeline-step__card {
    grid-column: 3;
    text-align: left;
  }
}

/* -- Comparison block ----------------------------------------------------- */

.comparison-block {
  display: grid;
  align-items: start;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .comparison-block {
    grid-template-columns: 1fr 1fr;
  }
}

.comparison-column {
  display: flex;
  flex-direction: column;
  border-radius: 1.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-ink);
  padding: 2rem;
}

.comparison-column--loop {
  border-color: var(--color-brand-primary);
  background: var(--color-brand-primary);
  color: var(--color-brand-white);
}
html.dark .comparison-column--loop {
  border-color: var(--color-brand-white);
  background: var(--color-brand-white);
  color: var(--color-brand-primary);
}

.comparison-column__heading {
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.comparison-column__steps {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.comparison-step-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.comparison-step {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  padding: 0.75rem 1.25rem;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
}

.comparison-step__icon {
  width: 1rem;
  height: 1rem;
  flex: none;
  color: var(--color-accent);
}

.comparison-step--loop {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.1);
}

.comparison-column__loop-label {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
}
html.dark .comparison-column__loop-label {
  color: color-mix(in srgb, var(--color-brand-primary) 70%, transparent);
}

/* -- Integrations panel --------------------------------------------------- */

.integrations-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.integrations-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.integrations-group__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
}

.integrations-group__items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* -- Pull quote strip ------------------------------------------------------ */

.pull-quote {
  padding-block: 4rem;
}

.pull-quote--primary {
  background: var(--color-brand-primary);
  color: var(--color-brand-white);
}
html.dark .pull-quote--primary {
  background: var(--color-brand-white);
  color: var(--color-brand-primary);
}

.pull-quote--secondary {
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.pull-quote--neutral {
  background: var(--color-surface);
  color: var(--color-ink);
}

.pull-quote__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.pull-quote__text {
  max-width: 48rem;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
  margin: 0;
}

@media (min-width: 768px) {
  .pull-quote__text {
    font-size: 1.875rem;
  }
  .pull-quote {
    padding-block: 5rem;
  }
}

/* -- Contact section -------------------------------------------------------- */

.contact-section__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.contact-section__title {
  max-width: 42rem;
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.contact-section__subtitle {
  max-width: 36rem;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
}

@media (min-width: 768px) {
  .contact-section__title {
    font-size: 2.25rem;
  }
}