/* ==========================================================================
   VK Sales — stylesheet
   ========================================================================== */

:root {
  /* Colors */
  --navy-950: #05070f;
  --navy-900: #070b1a;
  --navy-800: #0a0f24;
  --navy-700: #0e1738;
  --navy-600: #16214a;
  --navy-500: #202f5e;
  --line-on-navy: #263257;

  --blue-600: #1d4fd6;
  --blue-500: #3d7bff;
  --blue-400: #6b9aff;
  --blue-300: #a8c2ff;
  --blue-glow: rgba(61, 123, 255, 0.35);

  --white: #ffffff;
  --gray-50: #f7f9fc;
  --gray-100: #eef1f8;
  --gray-200: #e2e7f2;
  --gray-400: #a9b2c9;
  --gray-500: #8993ad;
  --gray-600: #5c6480;
  --gray-800: #262c40;

  --text-on-navy: #eef1f8;
  --text-muted-on-navy: #aab6d8;
  --text-on-light: #131a33;
  --text-muted-on-light: #5c6480;

  /* Layout */
  --container-width: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --space-section: clamp(4rem, 8vw, 7.5rem);

  /* Shadows */
  --shadow-soft: 0 20px 50px -20px rgba(4, 8, 24, 0.45);
  --shadow-card: 0 12px 30px -12px rgba(4, 8, 24, 0.25);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.35s;
}

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

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-on-light);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1, h2, h3, h4, p {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

main {
  display: block;
}

.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;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  background: var(--blue-500);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--dur) var(--ease);
}

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

:focus-visible {
  outline: 2px solid var(--blue-500);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  padding-block: var(--space-section);
  position: relative;
}

.section--light {
  background: var(--gray-50);
}

.section--navy {
  background: var(--navy-800);
  color: var(--text-on-navy);
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 0.9rem;
}

.section--navy .eyebrow {
  color: var(--blue-400);
}

.section-title {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.section-lead {
  margin-top: 1rem;
  font-size: 1.05rem;
  color: var(--text-muted-on-light);
  max-width: 56ch;
}

.section--navy .section-lead {
  color: var(--text-muted-on-navy);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue-500);
  color: var(--white);
  box-shadow: 0 12px 28px -10px var(--blue-glow);
}

.btn-primary:hover {
  background: var(--blue-400);
  transform: translateY(-2px);
  box-shadow: 0 16px 34px -10px var(--blue-glow);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--line-on-navy);
  color: var(--text-on-navy);
}

.btn-outline:hover {
  border-color: var(--blue-400);
  color: var(--blue-300);
  transform: translateY(-2px);
}

.btn-outline--light {
  border: 1.5px solid var(--gray-200);
  color: var(--text-on-light);
}

.btn-outline--light:hover {
  border-color: var(--blue-500);
  color: var(--blue-600);
  transform: translateY(-2px);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: -0.01em;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--blue-500), var(--blue-600));
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0;
  box-shadow: 0 8px 20px -8px var(--blue-glow);
}

.logo-text-full {
  color: var(--text-on-navy);
}

.logo-text-full span {
  color: var(--blue-400);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links {
  display: flex;
  gap: 2.1rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted-on-navy);
  position: relative;
  padding-block: 0.4rem;
  transition: color var(--dur) var(--ease);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--blue-400);
  transition: width var(--dur) var(--ease);
}

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

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--white);
  margin-inline: auto;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 860px) {
  .header-cta .btn-primary {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--navy-900);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 2rem clamp(1.25rem, 4vw, 2.5rem);
    gap: 2rem;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
    overflow-y: auto;
  }

  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
  }

  .nav-links {
    flex-direction: column;
    gap: 0.25rem;
  }

  .nav-links a {
    display: block;
    padding: 0.9rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--line-on-navy);
  }

  .header-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .header-cta .btn-primary {
    display: inline-flex;
    margin-top: 0.5rem;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: radial-gradient(120% 140% at 15% 0%, #101c42 0%, var(--navy-900) 45%, var(--navy-950) 100%);
  color: var(--text-on-navy);
  overflow: hidden;
  padding-block: clamp(4.5rem, 10vw, 8rem) clamp(5rem, 10vw, 9rem);
}

.hero-decor {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-decor span {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  opacity: 0.55;
}

.hero-decor .orb-1 {
  width: 520px;
  height: 520px;
  right: -160px;
  top: -180px;
  background: radial-gradient(circle at 35% 35%, rgba(61, 123, 255, 0.45), rgba(61, 123, 255, 0));
  filter: blur(10px);
}

.hero-decor .orb-2 {
  width: 380px;
  height: 380px;
  left: -140px;
  bottom: -160px;
  background: radial-gradient(circle at 40% 40%, rgba(107, 154, 255, 0.28), rgba(61, 123, 255, 0));
  filter: blur(10px);
}

.hero-decor .grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 60% 20%, black 0%, transparent 75%);
}

.hero-decor .ring {
  width: 640px;
  height: 640px;
  right: -220px;
  bottom: -280px;
  border-radius: 50%;
  background: none;
  border: 1px solid rgba(107, 154, 255, 0.18);
  filter: none;
  opacity: 1;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(61, 123, 255, 0.12);
  border: 1px solid rgba(107, 154, 255, 0.28);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-300);
  margin-bottom: 1.75rem;
}

.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue-400);
  box-shadow: 0 0 0 4px rgba(107, 154, 255, 0.18);
}

.hero-title {
  font-size: clamp(2.4rem, 5.4vw, 3.9rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
}

.hero-title .accent {
  color: var(--blue-400);
}

.hero-text {
  margin-top: 1.5rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--text-muted-on-navy);
  max-width: 58ch;
}

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

.hero-meta {
  margin-top: 3.25rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.92rem;
  color: var(--gray-400);
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-on-navy);
  max-width: 480px;
}

.hero-meta svg {
  flex-shrink: 0;
  color: var(--blue-400);
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--blue-300);
  box-shadow: 0 24px 46px -18px rgba(29, 79, 214, 0.25);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: linear-gradient(150deg, rgba(61, 123, 255, 0.12), rgba(61, 123, 255, 0.04));
  border: 1px solid rgba(61, 123, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-600);
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-on-light);
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--text-muted-on-light);
  font-size: 0.98rem;
}

/* ---------- Werkwijze ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  position: relative;
}

.step-card {
  position: relative;
  padding: 2.25rem 2rem 2rem;
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(107, 154, 255, 0.4);
  background: linear-gradient(160deg, rgba(107, 154, 255, 0.08), rgba(255, 255, 255, 0));
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(61, 123, 255, 0.14);
  border: 1px solid rgba(107, 154, 255, 0.35);
  color: var(--blue-300);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.step-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.step-card p {
  color: var(--text-muted-on-navy);
  font-size: 0.98rem;
}

.steps-note {
  margin-top: 2.5rem;
  font-size: 0.92rem;
  color: var(--gray-400);
  max-width: 60ch;
}

/* ---------- Over ons ---------- */
.about-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}

.about-text p + p {
  margin-top: 1.1rem;
}

.about-text p {
  color: var(--text-muted-on-light);
  font-size: 1.03rem;
}

.about-facts {
  display: grid;
  gap: 1rem;
}

.fact-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.6rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.fact-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(61, 123, 255, 0.1);
  color: var(--blue-600);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fact-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-on-light);
  margin-bottom: 0.2rem;
}

.fact-card p {
  font-size: 0.92rem;
  color: var(--text-muted-on-light);
}

/* ---------- Contact ---------- */
.contact-section {
  position: relative;
  overflow: hidden;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.contact-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(107, 154, 255, 0.4);
  background: rgba(61, 123, 255, 0.06);
}

.contact-card .service-icon {
  margin-bottom: 0;
  flex-shrink: 0;
  background: rgba(61, 123, 255, 0.14);
  border-color: rgba(107, 154, 255, 0.3);
  color: var(--blue-300);
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.35rem;
}

.contact-card a,
.contact-card p {
  color: var(--text-muted-on-navy);
  font-size: 0.98rem;
}

.contact-card a {
  color: var(--blue-300);
  font-weight: 600;
  transition: color var(--dur) var(--ease);
}

.contact-card a:hover {
  color: var(--blue-400);
  text-decoration: underline;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-950);
  color: var(--gray-400);
  padding-block: 3rem;
  border-top: 1px solid var(--line-on-navy);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--white);
  font-weight: 700;
}

.footer-details {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  font-size: 0.9rem;
}

.footer-details a {
  color: var(--gray-400);
  transition: color var(--dur) var(--ease);
}

.footer-details a:hover {
  color: var(--blue-400);
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-on-navy);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--gray-500);
}

.footer-bottom a {
  color: var(--gray-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom a:hover {
  color: var(--blue-400);
}

/* ---------- Simple pages (privacy / 404) ---------- */
.simple-page {
  padding-block: clamp(3.5rem, 8vw, 6rem);
  max-width: 780px;
}

.simple-page h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--text-on-light);
  margin-bottom: 0.75rem;
}

.simple-page .updated {
  color: var(--text-muted-on-light);
  font-size: 0.92rem;
  margin-bottom: 2.5rem;
}

.simple-page h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-on-light);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.simple-page p,
.simple-page li {
  color: var(--text-muted-on-light);
  font-size: 1rem;
}

.simple-page ul {
  margin-top: 1rem;
  display: grid;
  gap: 0.6rem;
  padding-left: 1.3rem;
  list-style: disc;
}

.simple-page a {
  color: var(--blue-600);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
}

.not-found {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(4rem, 12vw, 8rem);
  text-align: center;
}

.not-found .code {
  font-size: clamp(3.5rem, 10vw, 6rem);
  font-weight: 800;
  color: var(--blue-500);
  letter-spacing: -0.03em;
  line-height: 1;
}

.not-found h1 {
  margin-top: 1rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--text-on-light);
}

.not-found p {
  margin-top: 0.75rem;
  color: var(--text-muted-on-light);
  font-size: 1.02rem;
}

.not-found .btn-primary {
  margin-top: 2rem;
  align-self: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .services-grid,
  .steps {
    grid-template-columns: 1fr 1fr;
  }

  .about-layout {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .services-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero-meta {
    flex-wrap: wrap;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}