:root {
  --color-navy: #0b1b2b;
  --color-steel: #3f4e5f;
  --color-gray: #f4f6f8;
  --color-white: #ffffff;
  --color-accent: #c41f2c;
  --color-dark: #08131f;
  --color-border: rgba(15, 30, 45, 0.12);
  --color-shadow: rgba(11, 27, 43, 0.08);
  --font-primary: "Inter", "Segoe UI", system-ui, sans-serif;
  --radius-lg: 18px;
  --radius-md: 14px;
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 20px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 72px;
  --max-width: 1240px;
  --transition: 200ms ease;
  --shadow-soft: 0 12px 30px var(--color-shadow);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--color-navy);
  background-color: var(--color-white);
  line-height: 1.6;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xxl) 0;
}

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

.section-dark {
  background: linear-gradient(135deg, var(--color-navy), var(--color-dark));
  color: var(--color-white);
}

.section-header {
  max-width: 720px;
  margin-bottom: var(--space-xl);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

h1, h2, h3 {
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  margin-bottom: var(--space-md);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 1.2rem;
  margin-bottom: var(--space-xs);
}

p {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: var(--space-sm);
  background: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space-sm);
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
}

.logo img {
  height: 40px;
}

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

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

.nav-toggle {
  display: none;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  padding: var(--space-xs);
  border-radius: var(--radius-md);
}

.nav-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-navy);
  margin: 4px 0;
}

.hero {
  padding: calc(var(--space-xxl) + 20px) 0 var(--space-xxl);
  background: linear-gradient(135deg, rgba(11, 27, 43, 0.95), rgba(63, 78, 95, 0.9));
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../img/pattern.svg");
  opacity: 0.1;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  align-items: center;
}

.hero-copy .lead {
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: var(--radius-lg);
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-white);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.btn:focus-visible {
  outline: 3px solid rgba(196, 31, 44, 0.6);
  outline-offset: 2px;
}

.trust-panel {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-md);
}

.trust-panel div {
  background: rgba(255, 255, 255, 0.08);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
}

.trust-icon {
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  margin-bottom: var(--space-xs);
}

.hero-visual {
  position: relative;
}

.hero-cards {
  position: absolute;
  bottom: -20px;
  left: 0;
  display: grid;
  gap: var(--space-sm);
}

.hero-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(6px);
}

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

.cards {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  min-height: 240px;
}

.card img {
  width: 40px;
  height: 40px;
}

.card-link {
  margin-top: auto;
  color: var(--color-accent);
  font-weight: 600;
}

.card-dark {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  box-shadow: none;
}

.timeline {
  display: grid;
  gap: var(--space-lg);
  counter-reset: step;
}

.timeline li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  align-items: flex-start;
}

.timeline .step {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-white);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  align-items: center;
}

.visual-card {
  background: var(--color-gray);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: var(--space-sm);
}

.checklist li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.security-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.industry-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.industry {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-white);
}

.quality-box {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  display: grid;
  gap: var(--space-md);
}

.accordion {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.accordion-item {
  width: 100%;
  padding: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: none;
  background: var(--color-white);
  font-weight: 600;
  cursor: pointer;
}

.accordion-item:focus-visible {
  outline: 3px solid rgba(196, 31, 44, 0.4);
  outline-offset: -3px;
}

.accordion-panel {
  padding: 0 var(--space-md) var(--space-md);
  background: var(--color-white);
}

.kpi-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.kpi {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
}

.kpi strong {
  font-size: 2rem;
  display: block;
}

.contact-grid {
  align-items: flex-start;
}

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

.form-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

label {
  display: grid;
  gap: var(--space-xs);
  font-weight: 600;
}

input,
textarea {
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-size: 1rem;
  font-family: inherit;
}

input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(196, 31, 44, 0.3);
  border-color: var(--color-accent);
}

.checkbox {
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.form-status {
  min-height: 24px;
  font-weight: 600;
}

.form-status.error {
  color: var(--color-accent);
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.info-card {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-gray);
  margin-bottom: var(--space-md);
}

.site-footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-logo {
  height: 40px;
  margin-bottom: var(--space-sm);
}

.footer-bottom {
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

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

@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    inset: 80px 16px auto 16px;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero-cards {
    position: static;
    margin-top: var(--space-md);
  }
}

@media (max-width: 600px) {
  .hero-actions {
    flex-direction: column;
  }
}