/* ==========================================================================
   MXM Design - Base / Reset / Typography / Layout Primitives
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--color-neutral-800) var(--color-neutral-200);
}

html::-webkit-scrollbar {
  width: 10px;
}

html::-webkit-scrollbar-track {
  background: var(--color-neutral-100);
  border-left: 1px solid var(--color-neutral-300);
}

html::-webkit-scrollbar-thumb {
  background: var(--color-neutral-800);
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-neutral-100);
}

html::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent);
}

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

.js-anim-ready .hero-anim .eyebrow,
.js-anim-ready .hero-anim h1,
.js-anim-ready .hero-anim .text-lead,
.js-anim-ready .hero-anim .hero__actions,
.js-anim-ready .hero-anim .hero-visual {
  opacity: 0;
  transform: translateY(16px);
}

body {
  margin: 0;
  min-height: 100%;
  background-color: var(--color-surface);
  color: var(--color-text);
  font-family: var(--fonts-body);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

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

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

h1,
h2,
h3,
h4,
p {
  /* margin: 0; */
}

h1,
h2,
h3,
h4 {
  font-family: var(--fonts-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

/* Fluid type scale (~25-30% smaller) */
h1,
.h1 {
  font-size: clamp(2rem, 1.55rem + 2.2vw, 3.75rem);
}

h2,
.h2 {
  font-size: clamp(1.5rem, 1.25rem + 1.2vw, 2.35rem);
}

h3,
.h3 {
  font-size: clamp(1.125rem, 1.05rem + 0.45vw, 1.4rem);
}

.text-lead {
  font-size: clamp(0.95rem, 0.9rem + 0.2vw, 1.0625rem);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.text-accent {
  color: var(--color-accent);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--fonts-badge);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* Layout containers, mapped to reference content-width tokens */
.container {
  width: 100%;
  max-width: var(--content-width-container);
  margin-inline: auto;
  padding-inline: 24px;
}

.container-x-large {
  max-width: var(--content-width-x-large);
}

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

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

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

/* Section vertical rhythm */
.section {
  padding-block: var(--section-padding-medium);
}

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

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

.section-dark {
  background: var(--color-black);
  color: var(--color-white);
}

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

.section-header {
  max-width: var(--content-width-medium);
  margin-bottom: 48px;
}

.section-header .eyebrow {
  margin-bottom: 16px;
}

.section-header h2 {
  margin-bottom: 20px;
}

.section-header .text-lead {
  margin-top: 0;
}

.section-header.center {
  margin-inline: auto;
  text-align: center;
}

/* Utility grid */
.grid {
  display: grid;
  gap: 24px;
}

.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: 900px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.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: -48px;
  left: 16px;
  background: var(--color-black);
  color: var(--color-white);
  padding: 12px 20px;
  border-radius: var(--radius-default);
  z-index: 1000;
  transition: top var(--duration-fast) var(--ease-out-expo);
}

.skip-link:focus {
  top: 16px;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}