/* IT ASSURE LIMITED — Corporate landing styles */

:root {
  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-surface-alt: #eef2f7;
  --color-text: #1a2332;
  --color-text-muted: #4d5f73;
  --color-accent: #0d6e6e;
  --color-accent-dark: #084f50;
  --color-accent-light: #e0f4f4;
  --color-border: #d4dde8;
  --color-hero-dark: #0b1f2e;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(11, 31, 46, 0.08);
  --shadow-lg: 0 20px 50px rgba(11, 31, 46, 0.12);
  --max-width: 1160px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

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

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.75rem 1rem;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-text);
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 10px;
  letter-spacing: -0.02em;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.logo-text strong {
  font-size: 1rem;
  color: var(--color-text);
  letter-spacing: 0.04em;
}

.site-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-accent);
}

.nav-cta {
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: #fff !important;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--color-accent-dark);
  color: #fff !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

/* Hero */
.hero {
  position: relative;
  padding: 4rem 0 5rem;
  background: var(--color-hero-dark);
  color: #e8eef4;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(13, 110, 110, 0.35), transparent),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(13, 110, 110, 0.2), transparent),
    linear-gradient(160deg, #0b1f2e 0%, #122a3d 100%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7ec8c8;
  margin: 0 0 1rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 1.25rem;
  color: #fff;
}

.lead {
  font-size: 1.125rem;
  color: #b8c5d4;
  margin: 0 0 2rem;
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

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

.btn-primary:hover {
  background: #0a8585;
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover {
  border-color: #fff;
  color: #fff;
}

.btn-full {
  width: 100%;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.75rem;
}

.hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero-stats strong {
  font-size: 1rem;
  color: #fff;
}

.hero-stats span {
  font-size: 0.85rem;
  color: #8a9bb0;
}

.hero-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
}

.hero-card h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: #fff;
  letter-spacing: 0.02em;
}

.hero-card dl {
  margin: 0;
}

.hero-card div {
  margin-bottom: 1.25rem;
}

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

.hero-card dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #7ec8c8;
  margin-bottom: 0.35rem;
}

.hero-card dd {
  margin: 0;
  font-size: 0.95rem;
  color: #d4dde8;
  line-height: 1.5;
}

/* Trust bar */
.trust-bar {
  background: var(--color-accent);
  color: #fff;
  padding: 1.5rem 0;
}

.trust-inner p {
  margin: 0;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 500;
  max-width: 75ch;
  margin-inline: auto;
}

/* Sections */
.section {
  padding: 5rem 0;
}

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

.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 0.75rem;
}

.section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 1.5rem;
  color: var(--color-text);
}

.section-intro {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 65ch;
  margin: 0 0 2.5rem;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.split.reverse {
  grid-template-columns: 1.1fr 0.9fr;
}

.prose p {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
}

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

.prose.wide {
  max-width: 72ch;
}

/* Cards */
.card-grid {
  display: grid;
  gap: 1.5rem;
}

.card-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid.four {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.card.compact {
  padding: 1.25rem;
}

.card h3 {
  font-size: 1.1rem;
  margin: 0 0 0.75rem;
  color: var(--color-text);
}

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Services */
.service-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.service-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.5rem;
  padding: 1.75rem 2rem;
  border-bottom: 1px solid var(--color-border);
}

.service-item:last-child {
  border-bottom: none;
}

.service-num {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.7;
}

.service-item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.service-item p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Timeline */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

.timeline li {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
  counter-increment: step;
}

.timeline li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.timeline h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.timeline p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Check list */
.check-list {
  list-style: none;
  margin: 1.5rem 0;
  padding: 0;
}

.check-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.pull-quote {
  margin: 0;
  padding: 2rem;
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow);
}

.pull-quote p {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.4;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.pull-quote footer {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Standards */
.standards-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.tag-cloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag-cloud li {
  padding: 0.5rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* Cases */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.case-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.75rem;
  border: 1px solid var(--color-border);
}

.case-card h3 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
}

.case-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* FAQ */
.narrow {
  max-width: 720px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-list details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.25rem 1.25rem;
}

.faq-list summary {
  font-weight: 600;
  cursor: pointer;
  padding: 1rem 0;
  list-style-position: outside;
}

.faq-list summary::-webkit-details-marker {
  color: var(--color-accent);
}

.faq-list details[open] summary {
  margin-bottom: 0.5rem;
}

.faq-list p {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Insights */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.insight-grid article {
  background: var(--color-surface);
  padding: 1.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.insight-grid time {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.insight-grid h3 {
  margin: 0.75rem 0;
  font-size: 1.1rem;
}

.insight-grid p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Contact */
.contact-section {
  background: var(--color-surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.company-address {
  font-style: normal;
  margin: 2rem 0 1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.legal-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.contact-form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.field {
  margin-bottom: 1.25rem;
}

.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0 0 1.25rem;
}

/* Footer */
.site-footer {
  background: var(--color-hero-dark);
  color: #8a9bb0;
  padding: 3rem 0;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2rem;
}

.footer-logo {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 0.5rem;
}

.copyright {
  margin-top: 1.5rem;
  font-size: 0.85rem;
}

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

.site-footer nav a {
  color: #b8c5d4;
  text-decoration: none;
  display: block;
  padding: 0.25rem 0;
}

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

.site-footer strong {
  color: #e8eef4;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid,
  .split,
  .split.reverse,
  .standards-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .card-grid.three,
  .card-grid.four,
  .timeline,
  .case-grid,
  .insight-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }

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

  .site-nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }

  .site-nav a {
    display: block;
    padding: 0.75rem;
  }

  .card-grid.three,
  .card-grid.four,
  .timeline,
  .case-grid,
  .insight-grid {
    grid-template-columns: 1fr;
  }

  .service-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 3rem 0 4rem;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}