/* =============================================================================
   ColorSure — Visitor Management Badge Labels
   Design system: reset/base, typography, layout, components, footer, responsive
   ============================================================================= */

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

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

[id] {
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--color-accent-hover);
}

ul,
ol {
  margin: 0;
  padding: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* --- CSS custom properties --- */
:root {
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;

  --color-bg: #faf9f7;
  --color-bg-warm: #f3f1ed;
  --color-surface: #ffffff;
  --color-ink: #0f1419;
  --color-text: #1a2332;
  --color-muted: #5c6678;
  --color-border: rgba(26, 35, 50, 0.08);
  --color-dark: #0d1117;
  --color-dark-elevated: #161b22;

  --accent-blue: #2563eb;
  --accent-blue-hover: #1d4ed8;
  --accent-green: #059669;
  --accent-amber: #d97706;
  --accent-red: #dc2626;
  --accent-violet: #6d28d9;
  --accent-teal: #0d9488;

  --color-accent: var(--accent-blue);
  --color-accent-hover: var(--accent-blue-hover);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 1px 2px rgba(15, 20, 25, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 20, 25, 0.08);
  --shadow-lg: 0 24px 60px rgba(15, 20, 25, 0.12);

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  --container: min(1180px, calc(100% - 3rem));
  --container-narrow: min(760px, calc(100% - 3rem));

  --text-body: 1.0625rem;
  --text-small: 0.9375rem;
  --text-lead: 1.125rem;
  --text-h1: clamp(2.25rem, 4vw + 1rem, 3.25rem);
  --text-h2: clamp(1.75rem, 2.5vw + 1rem, 2.5rem);
  --text-h3: clamp(1.25rem, 1.2vw + 1rem, 1.5rem);
  --text-h4: 1rem;
  --text-eyebrow: 0.75rem;
  --letter-tight: -0.02em;
  --letter-wide: 0.12em;

  --transition-fast: 0.2s ease;
  --transition-med: 0.35s ease;
  --header-h: 76px;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
.h1,
.h2,
.h3,
.h4 {
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-ink);
  letter-spacing: var(--letter-tight);
  margin: 0 0 var(--space-sm);
}

h1,
.h1 {
  font-size: var(--text-h1);
}

h2,
.h2 {
  font-size: var(--text-h2);
}

h3,
.h3 {
  font-size: var(--text-h3);
}

h4,
.h4 {
  font-size: var(--text-h4);
  font-weight: 600;
}

p {
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
}

p:last-child {
  margin-bottom: 0;
}

.eyebrow {
  display: block;
  font-size: var(--text-eyebrow);
  font-weight: 600;
  letter-spacing: var(--letter-wide);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

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

.muted {
  color: var(--color-muted);
}

/* --- Layout utilities --- */
.container {
  width: var(--container);
  margin-inline: auto;
}

.container--narrow {
  width: var(--container-narrow);
}

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

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

.section--dark {
  background: var(--color-dark);
  color: #e6e9ef;
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark .eyebrow {
  color: #f0f3f8;
}

.section--dark .eyebrow {
  color: #93c5fd;
}

.section--dark p,
.section--dark .lead,
.section--dark .muted {
  color: #a8b0bd;
}

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

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

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.stack--lg {
  gap: var(--space-lg);
}

.split {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 900px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .split--reverse > :first-child {
    order: 2;
  }
}

.text-center {
  text-align: center;
}

.text-center .lead,
.text-center p {
  margin-inline: auto;
}

/* --- Header / nav --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  width: var(--container);
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-ink);
  letter-spacing: var(--letter-tight);
}

.logo:hover {
  color: var(--color-ink);
  opacity: 0.85;
}

.logo__mark {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
  flex-shrink: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__link {
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--color-text);
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--color-accent);
}

.nav__cta {
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
}

.nav-toggle:hover {
  background: var(--color-border);
}

.nav-toggle__bars {
  width: 22px;
  height: 14px;
  position: relative;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after,
.nav-toggle__bar {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle__bars::before {
  top: 0;
}

.nav-toggle__bar {
  top: 6px;
}

.nav-toggle__bars::after {
  bottom: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar {
  opacity: 0;
}

@media (max-width: 899px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--color-surface);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-lg);
    gap: var(--space-md);
    transform: translateX(100%);
    transition: transform var(--transition-med);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav__link {
    display: block;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__cta {
    margin-top: var(--space-sm);
  }

  .nav__cta .btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- Hero --- */
.hero {
  padding-block: var(--space-2xl) var(--space-xl);
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-warm) 100%);
}

.hero__grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-2xl);
  }
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.hero__visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-size: var(--text-small);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn--primary {
  background: var(--color-ink);
  color: #fff;
  border-color: var(--color-ink);
}

.btn--primary:hover {
  background: var(--color-dark-elevated);
  color: #fff;
  border-color: var(--color-dark-elevated);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-ink);
  background: var(--color-surface);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  border-color: transparent;
  padding-inline: 0;
}

.btn--ghost:hover {
  color: var(--color-accent-hover);
}

.section--dark .btn--primary {
  background: #fff;
  color: var(--color-ink);
  border-color: #fff;
}

.section--dark .btn--primary:hover {
  background: var(--color-bg-warm);
  color: var(--color-ink);
}

.section--dark .btn--secondary {
  color: #e6e9ef;
  border-color: rgba(255, 255, 255, 0.25);
}

.section--dark .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.4);
}

/* --- Cards --- */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.15);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
}

.card__icon--blue {
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent-blue);
}

.card__icon--green {
  background: rgba(5, 150, 105, 0.12);
  color: var(--accent-green);
}

.card__icon--amber {
  background: rgba(217, 119, 6, 0.15);
  color: var(--accent-amber);
}

.card__icon--red {
  background: rgba(220, 38, 38, 0.12);
  color: var(--accent-red);
}

.card__icon--violet {
  background: rgba(109, 40, 217, 0.12);
  color: var(--accent-violet);
}

.card__icon--teal {
  background: rgba(13, 148, 136, 0.12);
  color: var(--accent-teal);
}

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

@media (min-width: 600px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .feature-grid--6 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Proof / case blocks --- */
.proof-block {
  padding-block: var(--space-2xl);
}

.proof-block__quote {
  font-size: var(--text-lead);
  font-style: italic;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-md);
}

.proof-block__cite {
  font-size: var(--text-small);
  color: var(--color-muted);
}

.proof-block__cite strong {
  display: block;
  color: var(--color-ink);
  font-style: normal;
  margin-bottom: 0.25rem;
}

.stat {
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: var(--letter-tight);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.section--dark .stat {
  color: #fff;
}

.section--dark .proof-block__quote {
  color: #e6e9ef;
  border-left-color: #93c5fd;
}

.section--dark .proof-block__cite strong {
  color: #fff;
}

/* --- Logo strip --- */
.logo-strip {
  text-align: center;
}

.logo-strip__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg) var(--space-xl);
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border);
}

.logo-placeholder {
  width: 120px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* --- Why us list --- */
.why-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .why-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.why-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.why-item__check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
}

.why-item h4 {
  margin-bottom: 0.35rem;
}

.why-item p {
  font-size: var(--text-small);
  margin: 0;
}

.sub-block {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.section--dark .sub-block {
  background: var(--color-dark-elevated);
  border-color: rgba(255, 255, 255, 0.08);
}

/* --- Process --- */
.process-steps {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 640px) and (max-width: 999px) {
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .process-steps {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-sm);
  }
}

.process-step {
  position: relative;
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  text-align: center;
}

.process-step__num {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--space-sm);
  border-radius: 50%;
  background: var(--color-ink);
  color: #fff;
  font-weight: 700;
  font-size: var(--text-small);
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-step h4 {
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.8125rem;
  margin: 0;
}

.section--muted .process-step {
  background: var(--color-surface);
}

/* --- Article cards --- */
.article-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.article-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
}

.article-card__image {
  aspect-ratio: 16 / 10;
  background: linear-gradient(145deg, var(--color-bg-warm), #e2e8f0);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: var(--text-small);
  text-align: center;
  padding: var(--space-md);
}

.article-card__body {
  padding: var(--space-md);
}

.article-card__tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.article-card h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.article-card h3 a {
  color: var(--color-ink);
}

.article-card h3 a:hover {
  color: var(--color-accent);
}

.article-card p {
  font-size: var(--text-small);
  margin: 0;
}

/* --- CTA banner --- */
.cta-banner {
  padding-block: var(--space-2xl);
  text-align: center;
}

.cta-banner__actions {
  margin-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

/* --- Page hero (inner pages) --- */
.page-hero {
  padding-block: var(--space-2xl) var(--space-xl);
  background: linear-gradient(180deg, var(--color-bg-warm) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  max-width: 18ch;
}

.page-hero .lead {
  max-width: 40rem;
}

/* --- Forms --- */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

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

@media (min-width: 600px) {
  .form__row--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form__field label {
  display: block;
  font-size: var(--text-small);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 0.35rem;
}

.form__field input,
.form__field select,
.form__field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--text-small);
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form__field textarea {
  min-height: 140px;
  resize: vertical;
}

.form__error {
  font-size: 0.8125rem;
  color: var(--accent-red);
  margin-top: 0.35rem;
  display: none;
}

.form__field.is-invalid input,
.form__field.is-invalid select,
.form__field.is-invalid textarea {
  border-color: var(--accent-red);
}

.form__field.is-invalid .form__error {
  display: block;
}

.form-success {
  display: none;
  padding: var(--space-lg);
  background: rgba(5, 150, 105, 0.1);
  border: 1px solid rgba(5, 150, 105, 0.3);
  border-radius: var(--radius-md);
  color: var(--color-text);
}

.form-success.is-visible {
  display: block;
}

/* --- FAQ --- */
.faq {
  max-width: 760px;
  margin-inline: auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__trigger {
  width: 100%;
  text-align: left;
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
  background: none;
  border: none;
}

.faq__trigger:hover {
  color: var(--color-accent);
}

.faq__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  line-height: 1;
  transition: transform var(--transition-fast);
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__panel {
  display: none;
  padding-bottom: var(--space-md);
}

.faq__item.is-open .faq__panel {
  display: block;
}

.faq__panel p {
  font-size: var(--text-small);
  margin: 0;
}

/* --- Industries page cards --- */
.industry-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.industry-card:last-child {
  margin-bottom: 0;
}

/* --- Insights featured --- */
.featured-article {
  display: grid;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-xl);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

@media (min-width: 900px) {
  .featured-article {
    grid-template-columns: 1.2fr 1fr;
  }
}

.featured-article__visual {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #1e3a5f, var(--accent-teal));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-small);
  text-align: center;
  padding: var(--space-md);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-md);
}

.tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: var(--color-bg-warm);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
}

/* --- Placeholder visuals (badge mockup) --- */
.visual-badge {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  min-height: 280px;
  background: linear-gradient(160deg, #f8fafc 0%, #e2e8f0 100%);
}

.visual-badge__row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.badge-chip {
  width: 72px;
  height: 104px;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: 8px;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.45);
}

.badge-chip--blue {
  background: linear-gradient(180deg, #3b82f6 0%, #1d4ed8 100%);
}

.badge-chip--green {
  background: linear-gradient(180deg, #34d399 0%, #059669 100%);
}

.badge-chip--amber {
  background: linear-gradient(180deg, #fbbf24 0%, #d97706 100%);
}

.badge-chip--red {
  background: linear-gradient(180deg, #f87171 0%, #dc2626 100%);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-dark);
  color: #a8b0bd;
  padding-block: var(--space-2xl) var(--space-lg);
  font-size: var(--text-small);
}

.site-footer a {
  color: #c9d1d9;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer__grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.site-footer__brand {
  font-weight: 700;
  font-size: 1.125rem;
  color: #fff;
  margin-bottom: var(--space-sm);
  display: inline-block;
}

.site-footer__desc {
  margin: 0 0 var(--space-md);
  line-height: 1.65;
  max-width: 280px;
}

.site-footer h4 {
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 var(--space-md);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  margin-bottom: 0.65rem;
}

.site-footer__social {
  display: flex;
  gap: 0.75rem;
  margin-top: var(--space-md);
}

.site-footer__social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.site-footer__social a:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
}

.site-footer__bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: space-between;
  align-items: center;
}

/* --- Reveal on scroll --- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Utilities --- */
.mt-0 {
  margin-top: 0;
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

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