:root {
  --color-brand: #f97316;
  --color-brand-dark: #c2410c;
  --color-ink: #111111;
  --color-steel: #4b5563;
  --color-light: #f5f5f4;
  --color-muted: #5f6368;
  --color-line: #e5e5e5;
  --color-field-line: #d4d4d4;
  --color-white: #ffffff;
  --color-dark-panel: rgba(255, 255, 255, 0.06);
  --color-dark-line: rgba(255, 255, 255, 0.12);
  --color-dark-text: rgba(255, 255, 255, 0.68);
  --color-nav-text: rgba(255, 255, 255, 0.86);
  --color-focus-ring: rgba(249, 115, 22, 0.12);
  --color-shadow: rgba(17, 17, 17, 0.09);
  --color-header-bg: rgba(0, 0, 0, 0.94);
  --color-header-shadow: rgba(0, 0, 0, 0.2);
  --color-whatsapp: #25d366;
  --font-display: Rajdhani, Inter, sans-serif;
  --weight-bold: 800;
  --tracking-tight: 0.04em;
  --tracking-ui: 0.08em;
  --tracking-wide: 0.22em;
  --section-title-size: clamp(2.25rem, 5vw, 4rem);
  --card-padding: 1.5rem;
  --radius-none: 0;
  --transition-fast: 180ms ease;
  --card-lift: translateY(-4px);
  --shadow-card: 0 16px 40px var(--color-shadow);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 5rem;
}

body {
  min-width: 320px;
}

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

a,
button,
input {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-brand);
  outline-offset: 3px;
}

.header-solid {
  background: var(--color-header-bg);
  box-shadow: 0 12px 30px var(--color-header-shadow);
}

.nav-link,
.section-kicker,
.form-label,
.footer-heading {
  font-size: 0.78rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
}

.nav-link,
.form-label {
  letter-spacing: var(--tracking-ui);
}

.section-kicker {
  color: var(--color-brand);
  letter-spacing: var(--tracking-wide);
}

.nav-link {
  color: var(--color-nav-text);
  transition: color var(--transition-fast);
}

.nav-link:hover,
.contact-box a:hover,
footer a:hover {
  color: var(--color-brand);
}

.section-title {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 700;
  line-height: 0.98;
  text-transform: uppercase;
}

.info-card,
.service-card,
.contact-box,
.sector-card {
  border: 1px solid var(--color-line);
  background: var(--color-white);
  padding: var(--card-padding);
}

.premium-card,
.support-card {
  border: 1px solid var(--color-dark-line);
  background: var(--color-dark-panel);
  padding: var(--card-padding);
}

.service-card,
.sector-card {
  transition:
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.service-card:hover,
.sector-card:hover {
  border-color: var(--color-brand);
  box-shadow: var(--shadow-card);
  transform: var(--card-lift);
}

.info-card h3,
.service-card h3,
.support-card h3,
.contact-box h3,
.premium-card h3,
.process-step h3,
.sector-card h3 {
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
}

.info-card h3,
.service-card h3,
.contact-box h3,
.process-step h3,
.sector-card h3 {
  color: var(--color-ink);
}

.info-card h3,
.service-card h3,
.contact-box h3,
.sector-card h3 {
  margin-top: 1rem;
}

.info-card p,
.service-card p,
.support-card p,
.contact-box p,
.premium-card p,
.process-step p,
.sector-card p {
  line-height: 1.7;
}

.info-card p,
.service-card p,
.contact-box p,
.process-step p,
.sector-card p {
  color: var(--color-muted);
}

.info-card p,
.service-card p,
.contact-box p,
.sector-card p {
  margin-top: 0.65rem;
}

.service-card {
  min-height: 17rem;
}

.service-card i,
.support-card i,
.contact-box i,
.sector-card i {
  color: var(--color-brand);
}

.service-card i {
  font-size: 1.6rem;
}

.premium-card {
  min-height: 15rem;
}

.premium-card span,
.process-step span {
  color: var(--color-brand);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1;
}

.premium-card span {
  display: block;
  font-size: 2.4rem;
}

.premium-card h3 {
  color: var(--color-white);
  margin-top: 1.35rem;
}

.premium-card p {
  color: var(--color-dark-text);
  margin-top: 0.75rem;
}

.process-step {
  align-items: flex-start;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  gap: 1.25rem;
  padding-bottom: 1.25rem;
}

.process-step span {
  flex: 0 0 auto;
  font-size: 2rem;
}

.process-step p {
  margin-top: 0.45rem;
}

.sector-card {
  min-height: 13.5rem;
}

.sector-card i {
  font-size: 1.55rem;
}

.support-card {
  display: flex;
  gap: 1.25rem;
}

.support-card i {
  font-size: 1.7rem;
  margin-top: 0.25rem;
}

.support-card h3 {
  color: var(--color-white);
}

.support-card p {
  color: var(--color-dark-text);
  margin-top: 0.65rem;
}

.form-label {
  color: var(--color-ink);
  display: block;
  margin-bottom: 0.45rem;
}

.form-field {
  width: 100%;
  border: 1px solid var(--color-field-line);
  background: var(--color-white);
  color: var(--color-ink);
  padding: 0.95rem 1rem;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.form-field:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px var(--color-focus-ring);
  outline: none;
}

.contact-box i {
  font-size: 1.4rem;
}

.contact-box a,
footer a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.whatsapp-float {
  background: var(--color-whatsapp);
}

.footer-heading {
  color: var(--color-white);
  letter-spacing: 0.12em;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}