/* Shared foundation only; component layouts follow in phases 4–14. */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--dzkeys-color-bg);
  color: var(--dzkeys-color-text);
  font-family: var(--dzkeys-font-body);
  font-size: var(--dzkeys-font-size-body);
  font-weight: var(--dzkeys-font-weight-body);
  line-height: var(--dzkeys-line-height-body);
}
.dzkeys-container {
  width: 100%;
  max-width: var(--dzkeys-container-max);
  margin-inline: auto;
  padding-inline: var(--dzkeys-gutter);
  min-width: 0;
}
/* Nested sections inherit the outer gutter instead of doubling it. */
.dzkeys-container .dzkeys-container { padding-inline: 0; }
.dzkeys-entry-content, .dzkeys-commerce, .dzkeys-stack > *, .dzkeys-grid > * { min-width: 0; }
.dzkeys-entry-content { overflow-wrap: anywhere; }
.dzkeys-entry-content > :first-child { margin-block-start: 0; }
.dzkeys-entry-content > :last-child { margin-block-end: 0; }
:where(h1, h2, h3, h4, h5, h6) {
  margin-block: 0 var(--dzkeys-space-4);
  color: var(--dzkeys-color-heading);
  font-family: var(--dzkeys-font-body);
  font-weight: var(--dzkeys-font-weight-heading);
  line-height: var(--dzkeys-line-height-heading);
  overflow-wrap: break-word;
}
h1 { font-size: clamp(1.5rem, 4vw, 2rem); }
h2, .dzkeys-section-title { font-size: var(--dzkeys-font-size-section); }
h3 { font-size: 1.25rem; }
h4, h5, h6 { font-size: 1rem; }
p { margin-block: 0 var(--dzkeys-space-4); }
small, .dzkeys-copy-small { font-size: var(--dzkeys-font-size-small); }
.dzkeys-muted { color: var(--dzkeys-color-muted); }
a { color: var(--dzkeys-color-link); text-underline-offset: 0.2em; }
a:hover { color: var(--dzkeys-color-heading); }
img, video, svg { max-width: 100%; }
img, video { height: auto; }
figure { margin-inline: 0; }
iframe { max-width: 100%; }
button, input, select, textarea { font: inherit; }
:where(input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]), select, textarea) {
  max-width: 100%;
  min-width: 0;
  background: var(--dzkeys-color-surface);
  color: var(--dzkeys-color-text);
  border: 1px solid var(--dzkeys-color-muted);
  border-radius: var(--dzkeys-radius-control);
  padding: var(--dzkeys-space-2) var(--dzkeys-space-3);
}
:where(input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]), select) { min-height: var(--dzkeys-control-min); }
textarea { resize: vertical; }
button { cursor: pointer; }
button:disabled { cursor: default; }
.dzkeys-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--dzkeys-space-2);
  min-height: var(--dzkeys-control-min);
  max-width: 100%;
  padding: var(--dzkeys-space-2) var(--dzkeys-space-5);
  border: 1px solid transparent;
  border-radius: var(--dzkeys-radius-control);
  background: var(--dzkeys-color-primary);
  color: var(--dzkeys-color-on-primary);
  font-weight: var(--dzkeys-font-weight-heading);
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: background-color var(--dzkeys-duration);
}
.dzkeys-button:hover { background: var(--dzkeys-color-primary-hover); color: var(--dzkeys-color-on-primary); }
.dzkeys-button--whatsapp { background: var(--dzkeys-color-whatsapp); color: var(--dzkeys-color-on-whatsapp); }
.dzkeys-button--whatsapp:hover { background: var(--dzkeys-color-whatsapp); }
:where(a, button, summary, input, select, textarea, [tabindex]):focus-visible {
  outline: var(--dzkeys-focus-width) solid var(--dzkeys-color-focus);
  outline-offset: var(--dzkeys-focus-offset);
}
.dzkeys-panel {
  min-width: 0;
  padding: var(--dzkeys-space-3);
  border: 1px solid var(--dzkeys-color-border);
  border-radius: var(--dzkeys-radius-panel);
  background: var(--dzkeys-color-surface);
}
.dzkeys-stack { display: flex; flex-direction: column; gap: var(--dzkeys-space-4); }
.dzkeys-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--dzkeys-space-4); }
.dzkeys-section { margin-block-start: var(--dzkeys-section-gap); }
.dzkeys-scroll-region { max-width: 100%; overflow-x: auto; }
.dzkeys-screen-reader-text, .dzkeys-skip-link:not(:focus) {
  position: absolute; width: 1px; height: 1px; padding: 0;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}
.dzkeys-skip-link:focus {
  position: fixed; inset-block-start: var(--dzkeys-space-4); inset-inline-start: var(--dzkeys-space-4);
  z-index: 100000; padding: var(--dzkeys-space-4);
  background: var(--dzkeys-color-heading); color: var(--dzkeys-color-bg);
}
@media (min-width: 768px) { .dzkeys-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (forced-colors: active) { .dzkeys-button { border-color: ButtonText; } }