/* ==========================================================================
   BASE — reset, typography, layout primitives
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
}

/* Casual-download deterrent: no drag-out, no long-press/selection save on
   media. Scoped to images/video only — body text (phone, email, address)
   stays selectable and copyable for visitors. */
img,
video,
.placeholder-image {
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
  user-drag: none;
}

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

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
  padding: 0;
}

table {
  border-collapse: collapse;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: inherit;
}

h1 { font-size: var(--fs-6xl); }
h2 { font-size: var(--fs-4xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }

p {
  max-width: 62ch;
}

.on-dark {
  color: var(--color-text-on-dark);
}

.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 {
  color: var(--color-text-on-dark);
}

/* ---- Layout primitives ---- */

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

.section {
  padding-block: var(--space-2xl);
}

@media (max-width: 767px) {
  .section {
    padding-block: var(--space-xl);
  }
}

.section--dark {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.section--darker {
  background: var(--color-bg-darker);
  color: var(--color-text-on-dark);
}

.section--alt {
  background: var(--color-bg-alt);
}

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

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1023px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.flex {
  display: flex;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stack {
  display: flex;
  flex-direction: column;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  background: var(--jsr-lime);
  color: var(--jsr-near-black);
  padding: var(--space-2xs) var(--space-sm);
  z-index: 10000;
  font-weight: 700;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-sm);
}

/* ---- Focus states ---- */

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--jsr-lime);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---- Type utilities ---- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-display);
  font-size: var(--fs-2xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--jsr-lime);
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  background: var(--jsr-lime);
}

.section-head {
  max-width: 46rem;
  margin-bottom: var(--space-lg);
}

.section-head p {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--fs-md);
}

.on-dark .section-head p {
  color: var(--color-text-on-dark-muted);
}

.lede {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  max-width: 42rem;
}

.technical-label {
  font-family: var(--font-display);
  font-size: var(--fs-2xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.on-dark .technical-label {
  color: var(--color-text-on-dark-muted);
}

.text-lime { color: var(--jsr-lime); }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}