/* Base layer: element resets, document and body defaults, selection and
   scrollbar chrome, plus the page shell (header bar, brand mark, main column). */

/* ---------- Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  box-shadow: none !important;
  text-shadow: none !important;
}

html {
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

html,
body {
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: var(--text-base);
  line-height: 1.5;
}

code {
  font-family: var(--font-mono);
}

p {
  margin: 0;
}

::selection {
  background: var(--primary);
  color: var(--primary-foreground);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-lg);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--muted-foreground);
}

/* ---------- Shell ---------- */
.page-header {
  background: var(--background);
}
.page-header-inner,
.page-main,
.page-footer-inner {
  width: 100%;
  max-width: 60rem;
  margin: 0 auto;
  padding-inline: var(--space-7);
}
.page-header-inner {
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  color: var(--foreground);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.015em;
  text-decoration: none;
}
.brand-icon {
  width: 1.375rem;
  height: 1.375rem;
  object-fit: contain;
  border-radius: var(--radius-sm);
  filter: var(--kiro-icon-filter);
  flex: none;
}
.page-main {
  flex: 1 0 auto;
  padding-block: var(--space-8) var(--space-9);
}