/* Vantage CAD Services — Global Design System */

:root {
  /* Brand colors */
  --color-primary: #054b54;
  --color-primary-dark: #03373e;
  --color-secondary: #be6c39;
  --color-accent: #f9a061;
  --color-background: #ffffff;
  --color-surface: #ffffff;
  --color-text: #000000;
  --color-text-muted: #5f7174;
  --color-border: #d8e1e0;
  --color-focus: #f9a061;
  --color-on-primary: #ffffff;
  --color-on-accent: #054b54;

  /* Typography */
  --font-primary: "Open Sans", Arial, sans-serif;
  --font-secondary: "Open Sans", Arial, sans-serif;
  --font-size-xs: 0.6875rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: clamp(1.375rem, 2.03125vw, 1.625rem);
  --font-size-2xl: clamp(1.5rem, 2.5vw, 2rem);
  --font-size-3xl: clamp(2.25rem, 3.59375vw, 2.875rem);
  --font-size-display: clamp(2.75rem, 4.375vw, 3.5rem);
  --line-height-tight: 1.08;
  --line-height-heading: 1.2;
  --line-height-body: 1.4;
  --letter-spacing-tight: -0.025em;
  --letter-spacing-wide: 0.1em;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --section-space: clamp(4rem, 9vw, 8rem);
  --container-gutter: 1rem;

  /* Containers */
  --container-wide: 90rem;
  --container-standard: 75rem;
  --container-narrow: 50rem;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(5, 75, 84, 0.08);
  --shadow-md: 0 8px 24px rgba(5, 75, 84, 0.1);
  --shadow-lg: 0 20px 48px rgba(5, 75, 84, 0.14);

  /* Motion */
  --transition-fast: 150ms ease;
  --transition-standard: 250ms ease;

  /* Layering */
  --z-header: 100;
  --z-overlay: 200;
  --z-modal: 300;
  --header-height: 4rem;
}

/* Homepage-authority content boundary for internal pages. */
.site-container {
  width: min(100% - (2 * var(--container-gutter)), var(--container-wide));
  max-width: var(--container-wide);
  margin-inline: auto;
}

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

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

.mobile-nav-open {
  overflow: hidden;
}

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

img,
video {
  height: auto;
}

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

h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin-block-start: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--color-text);
  font-family: var(--font-secondary);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-heading);
  text-wrap: balance;
}

h1 {
  font-size: var(--font-size-display);
  line-height: var(--line-height-tight);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  text-wrap: pretty;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--color-primary-dark);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

::selection {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}
/* Media is presented edge-to-edge; card and accessibility borders remain intact. */
img,
video {
  border: 0 !important;
}

:is(.home-hero__visual-frame,
    .home-services__visual,
    .home-services__media,
    .failure-card__media,
    .home-why__photo,
    .home-why__standards-visual,
    .home-why__lead-media,
    .home-why__revision-visual,
    .home-why__security-visual,
    .home-projects__visual,
    .blog-article__hero) {
  border-color: transparent !important;
}

:is(.home-hero__visual-frame,
    .home-services__visual,
    .home-services__media,
    .home-projects__visual)::before,
:is(.home-hero__visual-frame,
    .home-services__visual,
    .home-services__media,
    .home-projects__visual)::after {
  border-color: transparent !important;
}

.home-testimonials__avatar {
  border-color: transparent !important;
}

.home-page .home-why__photo {
  border: 0 !important;
}