/* ==================================================================
   Support IT Ventures — base stylesheet
   Mobile-first. Design tokens only; no hardcoded colours in components.
   ================================================================== */

:root {
  /* Palette taken from the production logo kit (brand-tokens.json).
     Deep Navy, Deep Teal, Amber, Warm Off-White. */
  --brand-primary: #0F8B8D;    /* Deep Teal  */
  --brand-secondary: #15324B;  /* Deep Navy  */
  --brand-accent: #EF9F27;     /* Amber      */

  --text-primary: #15324B;
  --text-muted: #4A5A69;
  --surface: #FFFFFF;
  --surface-alt: #FAF7F0;      /* Warm Off-White */
  --border: #E4DFD5;

  --success: #0F9D58;
  --warning: #C77700;
  --danger: #C62828;

  --radius: 10px;
  --radius-lg: 16px;

  --space-1: 4px;  --space-2: 8px;  --space-3: 12px; --space-4: 16px;
  --space-6: 24px; --space-8: 32px; --space-12: 48px; --space-16: 64px;

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, .08);
}

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

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

body.sit-body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--surface);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; }

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

:focus-visible {
  outline: 3px solid var(--brand-accent);
  outline-offset: 2px;
}

.sit-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;
}

.sit-skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--brand-primary); color: #fff;
  padding: var(--space-3) var(--space-4); z-index: 100;
}
.sit-skip:focus { left: 0; }

.sit-container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* --- Header / footer ------------------------------------------- */
.sit-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.sit-header__inner {
  display: flex; align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  min-height: 72px;
}
.sit-brand { display: inline-flex; align-items: center; gap: var(--space-3); text-decoration: none; color: var(--text-primary); font-weight: 600; }
.sit-brand__mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--brand-primary); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: .5px;
}

.sit-footer {
  /* Every page ends in a padded section, and a full-bleed band (the CTA) has
     its own padding. An extra top margin here just left a white gap. */
  margin-top: 0;
  border-top: 1px solid var(--border);
  background: var(--surface-alt);
  padding: var(--space-8) 0;
}
.sit-footer__inner { display: flex; flex-direction: column; gap: var(--space-2); }
.sit-footer__copy, .sit-footer__made { margin: 0; color: var(--text-muted); font-size: 14px; }

/* --- Hero ------------------------------------------------------- */
.sit-main { min-height: 60vh; }
.sit-hero { padding: var(--space-12) 0 var(--space-8); }
.sit-hero__title { font-size: 30px; line-height: 1.2; margin: 0 0 var(--space-3); }
.sit-hero__tagline { font-size: 18px; color: var(--brand-secondary); margin: 0 0 var(--space-4); font-weight: 600; }
.sit-hero__text { max-width: 62ch; color: var(--text-muted); margin: 0 0 var(--space-6); }
.sit-hero__contact { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.sit-hero__note {
  margin-top: var(--space-12); padding: var(--space-4);
  background: var(--surface-alt); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text-muted); font-size: 14px;
  max-width: 62ch;
}

/* --- Buttons ---------------------------------------------------- */
.sit-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: var(--space-3) var(--space-6);
  border: 1px solid transparent; border-radius: var(--radius);
  background: var(--surface-alt); color: var(--text-primary);
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.sit-btn:hover { background: #eef2f8; }
.sit-btn--primary { background: var(--brand-primary); color: #fff; }
.sit-btn--primary:hover { background: var(--brand-secondary); color: #fff; }
.sit-btn--ghost { background: transparent; border-color: var(--border); }
.sit-btn--danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.sit-btn--danger:hover { background: var(--danger); color: #fff; }
.sit-btn--sm { min-height: 36px; padding: var(--space-2) var(--space-3); font-size: 14px; }
.sit-btn--block { width: 100%; }

/* --- Forms ------------------------------------------------------ */
.sit-form { display: block; }
.sit-field { margin-bottom: var(--space-4); }
.sit-field label { display: block; font-weight: 600; margin-bottom: var(--space-2); }
.sit-field input[type="text"],
.sit-field input[type="email"],
.sit-field input[type="password"],
.sit-field input[type="search"],
.sit-field input[type="tel"],
.sit-field input[type="url"],
.sit-field input[type="number"],
.sit-field input[type="date"],
.sit-field input[type="file"],
.sit-field input:not([type]),
.sit-field select,
.sit-field textarea {
  width: 100%; min-height: 44px;
  padding: var(--space-3);
  border: 1px solid var(--border); border-radius: var(--radius);
  font: inherit; color: var(--text-primary); background: var(--surface);
}
.sit-field input[aria-invalid="true"] { border-color: var(--danger); }
.sit-field-hint { margin: var(--space-2) 0 0; font-size: 13px; color: var(--text-muted); }
.sit-field-error { margin: var(--space-2) 0 0; font-size: 14px; color: var(--danger); font-weight: 600; }
.sit-field--check label { font-weight: 400; display: flex; gap: var(--space-2); align-items: center; }
.sit-inline-form { display: inline-block; margin: 0; }

/* --- Alerts ----------------------------------------------------- */
.sit-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius); border: 1px solid var(--border);
  margin-bottom: var(--space-4); font-size: 15px;
}
.sit-alert--success { border-color: var(--success); background: #edf9f2; }
.sit-alert--warning { border-color: var(--warning); background: #fdf5e8; }
.sit-alert--danger  { border-color: var(--danger);  background: #fdecec; }
.sit-alert--info    { border-color: var(--brand-primary); background: #eef3fe; }

/* --- Errors ----------------------------------------------------- */
.sit-error { padding: var(--space-16) 0; text-align: left; }
.sit-error__code { font-size: 14px; letter-spacing: 2px; color: var(--text-muted); margin: 0 0 var(--space-2); font-weight: 700; }
.sit-error__title { font-size: 28px; margin: 0 0 var(--space-3); }
.sit-error__text { color: var(--text-muted); max-width: 60ch; }
.sit-error__ref { font-size: 14px; color: var(--text-muted); }

@media (min-width: 768px) {
  .sit-hero__title { font-size: 40px; }
  .sit-error__title { font-size: 34px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .sit-header, .sit-footer, .sit-skip, .sit-btn { display: none !important; }
  body.sit-body { color: #000; background: #fff; }
}

/* ==================================================================
   Delivery 2 — public website components
   ================================================================== */

/* --- navigation --------------------------------------------------- */
/* Minimum digital sizes from the brand guide: horizontal 180px, monogram 80px.
   The monogram carries small screens; the horizontal lockup takes over at 560px. */
.sit-brand { flex: 0 0 auto; }
.sit-brand__logo { display: block; width: auto; height: 44px; }
.sit-brand__logo--full { display: none; }
.sit-brand__logo--mark { display: block; height: 40px; width: 40px; }
.sit-brand__text { font-weight: 700; color: var(--text-primary); }

@media (min-width: 560px) {
  .sit-brand__logo--full { display: block; width: auto; height: 46px; }
  .sit-brand__logo--mark { display: none; }
}

.sit-navtoggle {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px; padding: var(--space-2);
  background: none; border: 1px solid var(--border); border-radius: var(--radius);
  cursor: pointer;
}
.sit-navtoggle .sit-adminbar__bars,
.sit-navtoggle .sit-adminbar__bars::before,
.sit-navtoggle .sit-adminbar__bars::after {
  display: block; width: 18px; height: 2px; background: var(--text-primary); content: '';
}
.sit-navtoggle .sit-adminbar__bars { position: relative; }
.sit-navtoggle .sit-adminbar__bars::before { position: absolute; top: -6px; }
.sit-navtoggle .sit-adminbar__bars::after  { position: absolute; top: 6px; }

.sit-nav { display: none; width: 100%; }
.sit-nav.is-open { display: block; }
.sit-nav ul { list-style: none; margin: var(--space-3) 0 0; padding: 0; }
.sit-nav li + li { border-top: 1px solid var(--border); }
.sit-nav a {
  display: block; padding: var(--space-3) 0; min-height: 44px;
  color: var(--text-primary); text-decoration: none; font-weight: 500;
}
.sit-nav a:hover, .sit-nav a:focus-visible { color: var(--brand-primary); }
.sit-nav a.is-active { color: var(--brand-primary); font-weight: 600; }

@media (min-width: 860px) {
  .sit-navtoggle { display: none; }
  .sit-nav { display: block; width: auto; }
  .sit-nav ul { display: flex; gap: var(--space-6); margin: 0; align-items: center; }
  .sit-nav li + li { border-top: 0; }
  .sit-nav a { padding: var(--space-2) 0; }
}

/* --- breadcrumbs -------------------------------------------------- */
.sit-crumbs { background: var(--surface-alt); border-bottom: 1px solid var(--border); font-size: .875rem; }
.sit-crumbs ol { display: flex; flex-wrap: wrap; gap: var(--space-2); list-style: none; margin: 0; padding: var(--space-3) 0; }
.sit-crumbs li + li::before { content: '/'; margin-right: var(--space-2); color: var(--text-muted); }
.sit-crumbs a { color: var(--text-muted); }
.sit-crumbs span { color: var(--text-primary); }

/* --- sections and layout ------------------------------------------ */
.sit-section { padding: var(--space-12) 0; }
.sit-section--alt { background: var(--surface-alt); }
.sit-section__title { font-size: 1.5rem; margin: 0 0 var(--space-3); }
.sit-section__lead { color: var(--text-muted); max-width: 60ch; margin: 0 0 var(--space-6); }
.sit-section__more { margin-top: var(--space-6); display: flex; flex-wrap: wrap; gap: var(--space-3); }
.sit-page-heading { font-size: 1.75rem; margin: 0 0 var(--space-3); }
.sit-lead { font-size: 1.0625rem; color: var(--text-muted); max-width: 65ch; }
.sit-muted { color: var(--text-muted); }
.sit-hero__meta { color: var(--text-muted); font-size: .9375rem; margin-top: var(--space-4); }

.sit-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 640px) { .sit-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .sit-grid { grid-template-columns: repeat(3, 1fr); } }

.sit-card-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-6);
}
.sit-card-item h2, .sit-card-item h3 { margin: 0 0 var(--space-2); font-size: 1.125rem; }
.sit-card-item p { margin: 0 0 var(--space-2); color: var(--text-muted); }
.sit-card-item a { text-decoration: none; }
.sit-card-item a:hover { text-decoration: underline; }
.sit-card-item__logo { display: block; margin-bottom: var(--space-3); border-radius: var(--radius); }
.sit-card-item__cover { display: block; width: 100%; height: auto; border-radius: var(--radius); margin-bottom: var(--space-3); }
.sit-card-item__tagline { font-weight: 500; color: var(--text-primary); }

.sit-tag {
  display: inline-block; font-size: .75rem; font-weight: 600; letter-spacing: .02em;
  text-transform: uppercase; color: var(--brand-secondary);
  background: var(--surface-alt); border: 1px solid var(--border);
  border-radius: 999px; padding: 2px var(--space-3); margin: 0 0 var(--space-3);
}

.sit-cta { background: var(--brand-secondary); color: #fff; padding: var(--space-12) 0; text-align: center; }
.sit-cta h2 { margin: 0 0 var(--space-3); }
.sit-cta p { margin: 0 auto var(--space-6); max-width: 55ch; opacity: .9; }

.sit-cover { display: block; width: 100%; height: auto; border-radius: var(--radius-lg); margin: var(--space-6) 0; }

.sit-producthead { display: flex; gap: var(--space-4); align-items: flex-start; flex-wrap: wrap; }
.sit-producthead__logo { border-radius: var(--radius); }

.sit-projectmeta { display: grid; gap: var(--space-4); margin: var(--space-6) 0; grid-template-columns: 1fr; }
@media (min-width: 640px) { .sit-projectmeta { grid-template-columns: repeat(3, 1fr); } }
.sit-projectmeta dt { font-size: .8125rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); }
.sit-projectmeta dd { margin: var(--space-1) 0 0; font-weight: 500; }

/* --- long-form content -------------------------------------------- */
.sit-prose { max-width: 70ch; }
.sit-prose h2 { font-size: 1.375rem; margin: var(--space-8) 0 var(--space-3); }
.sit-prose h3 { font-size: 1.125rem; margin: var(--space-6) 0 var(--space-2); }
.sit-prose p, .sit-prose ul, .sit-prose ol { margin: 0 0 var(--space-4); }
.sit-prose ul, .sit-prose ol { padding-left: var(--space-6); }
.sit-prose li { margin-bottom: var(--space-2); }
.sit-prose img { max-width: 100%; height: auto; border-radius: var(--radius); }
.sit-prose blockquote {
  margin: var(--space-6) 0; padding: var(--space-4) var(--space-6);
  border-left: 3px solid var(--brand-accent); background: var(--surface-alt); color: var(--text-muted);
}
.sit-prose pre { overflow-x: auto; padding: var(--space-4); background: var(--surface-alt); border-radius: var(--radius); }
.sit-prose table { width: 100%; border-collapse: collapse; }
.sit-prose th, .sit-prose td { border: 1px solid var(--border); padding: var(--space-2) var(--space-3); text-align: left; }

.sit-faqs { margin-top: var(--space-8); max-width: 70ch; }
.sit-faqs details { border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-4); margin-bottom: var(--space-3); }
.sit-faqs summary { cursor: pointer; font-weight: 600; min-height: 44px; display: flex; align-items: center; }
.sit-faqs details p { margin: var(--space-3) 0 0; color: var(--text-muted); }

/* --- contact ------------------------------------------------------- */
.sit-contactgrid { display: grid; gap: var(--space-8); grid-template-columns: 1fr; margin-top: var(--space-6); }
@media (min-width: 900px) { .sit-contactgrid { grid-template-columns: 3fr 2fr; } }
.sit-contactaside {
  background: var(--surface-alt); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-6); align-self: start;
}
.sit-contactaside h2 { margin: 0 0 var(--space-3); font-size: 1.125rem; }

/* The honeypot must be unreachable for people but present in the DOM. */
.sit-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* --- footer -------------------------------------------------------- */
.sit-footer__inner { display: grid; gap: var(--space-8); grid-template-columns: 1fr; }
@media (min-width: 860px) { .sit-footer__inner { grid-template-columns: 2fr 1fr 1fr; } }
.sit-footer__name { font-weight: 700; margin: 0 0 var(--space-2); }
.sit-footer__tagline { color: var(--text-muted); margin: 0 0 var(--space-3); }
.sit-footer__nav ul { list-style: none; margin: 0; padding: 0; }
.sit-footer__nav li { margin-bottom: var(--space-2); }
.sit-footer__nav a { min-height: 44px; display: inline-flex; align-items: center; }
.sit-footer__legal p { margin: 0 0 var(--space-2); color: var(--text-muted); font-size: .875rem; }
.sit-footer__made { font-size: .8125rem; }


/* --- accent details ------------------------------------------------ */
.sit-hero__title { border-left: 4px solid var(--brand-accent); padding-left: var(--space-4); }
.sit-section__title { position: relative; }
.sit-cta { background: var(--brand-secondary); }
.sit-cta .sit-btn--primary { background: var(--brand-accent); color: var(--brand-secondary); border-color: var(--brand-accent); }
.sit-tag { color: var(--brand-secondary); background: #FFF6E6; border-color: #F3DFB8; }


/* --- card alignment ------------------------------------------------- */
/* Cards in a row stretch to the tallest, so anything trailing (a status tag,
   a "read more") must be pushed to the bottom or the row looks ragged. */
.sit-grid { align-items: stretch; }
.sit-card-item { display: flex; flex-direction: column; }
.sit-card-item > :last-child { margin-bottom: 0; }
.sit-card-item .sit-tag:last-child,
.sit-card-item p:last-child:has(a) { margin-top: auto; }
.sit-card-item__foot { margin-top: auto; padding-top: var(--space-3); }

/* A five-item grid leaves a hole in a rigid three-column layout. */
@media (min-width: 960px) {
  .sit-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
}

/* --- header polish -------------------------------------------------- */
.sit-nav a { position: relative; }
.sit-nav a.is-active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--brand-accent);
}
@media (max-width: 859px) { .sit-nav a.is-active::after { display: none; } }

/* --- availability badges -------------------------------------------- */
/* "Live" and "In development" are different claims and should not look
   identical. Colour is backed by the wording, never carrying it alone. */
.sit-tag--live {
  color: #0B5C4A; background: #E6F6F0; border-color: #B9E3D5;
}
.sit-tag--beta {
  color: var(--brand-secondary); background: #EAF3FB; border-color: #C4DCEF;
}
.sit-tag--retired {
  color: var(--text-muted); background: var(--surface-alt); border-color: var(--border);
}

/* ==================================================================
   Visitor chat and WhatsApp
   ================================================================== */
.sit-chat { position: fixed; right: 16px; bottom: 16px; z-index: 90; }
.sit-chat__launchers { display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-end; }

.sit-chat__wa,
.sit-chat__toggle {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 48px; padding: 0 var(--space-4);
  border-radius: 999px; border: 0; cursor: pointer;
  font: inherit; font-weight: 600; box-shadow: var(--shadow-md);
}
.sit-chat__wa { width: 48px; padding: 0; justify-content: center; background: #25D366; color: #fff; }
.sit-chat__toggle { background: var(--brand-primary); color: #fff; }
.sit-chat__wa:hover, .sit-chat__toggle:hover { filter: brightness(1.05); }
.sit-chat__wa:focus-visible, .sit-chat__toggle:focus-visible { outline: 3px solid var(--brand-accent); outline-offset: 2px; }

.sit-chat__panel {
  position: absolute; right: 0; bottom: 60px;
  width: min(360px, calc(100vw - 32px));
  max-height: min(70vh, 560px);
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-md); overflow: hidden;
}
/* [hidden] loses to display:flex, so state it explicitly. */
.sit-chat__panel[hidden] { display: none; }

.sit-chat__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--brand-secondary); color: #fff;
}
.sit-chat__title { margin: 0; font-weight: 600; }
.sit-chat__close {
  background: none; border: 0; color: #fff; font-size: 1.5rem; line-height: 1;
  cursor: pointer; min-width: 44px; min-height: 44px;
}

.sit-chat__log { flex: 1; overflow-y: auto; padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
.sit-chat__msg { margin: 0; padding: var(--space-3); border-radius: var(--radius); font-size: .9375rem; max-width: 90%; }
.sit-chat__msg--bot, .sit-chat__msg--agent { background: var(--surface-alt); align-self: flex-start; }
.sit-chat__msg--agent { border-left: 3px solid var(--brand-primary); }
.sit-chat__msg--visitor { background: var(--brand-primary); color: #fff; align-self: flex-end; }
.sit-chat__author { display: block; font-size: .75rem; font-weight: 700; opacity: .75; margin-bottom: 2px; }

.sit-chat__status { margin: 0; padding: var(--space-2) var(--space-4); font-size: .8125rem; color: var(--text-muted); }
.sit-chat__status.is-error { color: var(--danger); }

.sit-chat__form { border-top: 1px solid var(--border); padding: var(--space-3); }
.sit-chat__identity { display: grid; gap: var(--space-2); margin-bottom: var(--space-2); }
.sit-chat__identity[hidden] { display: none; }
.sit-chat__identity input,
.sit-chat__compose textarea {
  width: 100%; padding: var(--space-2) var(--space-3);
  border: 1px solid var(--border); border-radius: var(--radius); font: inherit;
}
.sit-chat__compose { display: flex; gap: var(--space-2); align-items: flex-end; }
.sit-chat__compose textarea { resize: vertical; }
.sit-chat__alt { margin: 0; padding: 0 var(--space-4) var(--space-3); font-size: .8125rem; color: var(--text-muted); }

@media (max-width: 480px) {
  .sit-chat { right: 12px; bottom: 12px; }
  .sit-chat__toggle span { display: none; }
  .sit-chat__toggle { width: 48px; padding: 0; justify-content: center; }
}

/* ==================================================================
   Visual lift: hero artwork, card icons, section texture
   ================================================================== */
.sit-hero__grid { display: grid; gap: var(--space-8); align-items: center; grid-template-columns: 1fr; }
@media (min-width: 900px) { .sit-hero__grid { grid-template-columns: 1.15fr 1fr; } }
.sit-hero__art { display: none; }
@media (min-width: 900px) { .sit-hero__art { display: block; } }
.sit-hero__art img { width: 100%; height: auto; }

/* A faint grid behind the alternate sections, so the page is not a stack of
   white rectangles. Kept very low contrast; text sits on solid cards. */
.sit-section--alt {
  background-color: var(--surface-alt);
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}
.sit-section--alt .sit-card-item { background: var(--surface); }

.sit-icon { display: block; }
.sit-card-item--icon { position: relative; }
.sit-card-item__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 12px;
  margin-bottom: var(--space-3);
  background: #E6F4F4; color: var(--brand-primary);
}
.sit-section--alt .sit-card-item__icon { background: #EEF3F7; }

.sit-cta { position: relative; overflow: hidden; }
.sit-cta::after {
  content: ''; position: absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: var(--brand-primary); opacity: .18;
}
.sit-cta > * { position: relative; }

@media (prefers-reduced-motion: no-preference) {
  .sit-card-item { transition: transform .15s ease, box-shadow .15s ease; }
  .sit-card-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
}

/* --- Customer sign-in: centred card, sized logo ------------------------ */
.sit-cauth { min-height: 100vh; background: var(--surface-alt); }
.sit-cauth__wrap {
  min-height: 100vh; display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: var(--space-8) var(--space-4); gap: var(--space-6);
}
.sit-cauth__brand img { display: block; width: 200px; height: auto; }
.sit-cauth__card {
  width: 100%; max-width: 420px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); padding: var(--space-8);
}
.sit-cauth__title { margin: 0; font-size: 1.5rem; }
.sit-cauth__sub { margin: var(--space-1) 0 var(--space-6); color: var(--text-muted); font-size: .9375rem; }
.sit-cauth__card .sit-field input { width: 100%; }
.sit-cauth__labelrow { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); }
.sit-cauth__labelrow a { font-size: .875rem; }
.sit-cauth__submit { width: 100%; justify-content: center; margin-top: var(--space-2); }
.sit-cauth__note { margin: var(--space-6) 0 0; font-size: .875rem; color: var(--text-muted); text-align: center; }
.sit-cauth__foot { margin: 0; font-size: .875rem; color: var(--text-muted); display: flex; gap: var(--space-2); }
.sit-cauth__foot a { color: var(--text-muted); }
@media (max-width: 480px) { .sit-cauth__card { padding: var(--space-6); } }