/* ============================================
   CLARYS SYSTEMS NL — Hip Dutch Mirror Site
   Dark mode, warm coral accent, European vibe
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #0f0f14;
  --bg-secondary: #16161d;
  --bg-card: #1c1c26;
  --bg-card-hover: #22222e;
  --accent: #ff6b4a;
  --accent-soft: rgba(255, 107, 74, 0.12);
  --accent-glow: rgba(255, 107, 74, 0.25);
  --accent-hover: #ff8266;
  --text-primary: #eaeaef;
  --text-secondary: #9a9ab0;
  --text-muted: #6b6b80;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --container: 1080px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }

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

/* --- Language Toggle --- */
.lang-toggle {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 3px;
}

.lang-toggle-mobile {
  display: none;
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.25s;
  letter-spacing: 0.5px;
}

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

.lang-btn:hover:not(.active) {
  color: var(--text-primary);
}

/* Bilingual text switching */
[data-lang-nl] { display: none; }
body.lang-nl [data-lang-en] { display: none; }
body.lang-nl [data-lang-nl] { display: block; }
body.lang-nl span[data-lang-nl],
body.lang-nl a[data-lang-nl] { display: inline; }
body.lang-nl span[data-lang-en],
body.lang-nl a[data-lang-en] { display: none; }
span[data-lang-en], a[data-lang-en] { display: inline; }
span[data-lang-nl], a[data-lang-nl] { display: none; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
  transition: background 0.3s, box-shadow 0.3s;
}

.nav.scrolled {
  background: rgba(15, 15, 20, 0.85);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}

.nav.nav-open {
  background: var(--bg-secondary);
  backdrop-filter: none;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--container);
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
}

.nav-logo {
  height: 44px;
  width: auto;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600 !important;
  font-size: 13px !important;
  letter-spacing: 0.2px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s !important;
}

.nav-cta:hover {
  background: var(--accent-hover) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* Mobile nav */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--bg-card);
}

.btn .arrow {
  transition: transform 0.2s;
  font-size: 18px;
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* --- Sections --- */
.section {
  padding: 120px 0;
  position: relative;
}

#services {
  padding-top: 70px;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-intro {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

/* --- Service Cards Grid --- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}

.card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- How It Works --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.step h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Case Study / Proof --- */
.proof {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 60px;
  margin-top: 60px;
  position: relative;
  overflow: hidden;
}

.proof::after {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
  pointer-events: none;
}

.proof-stats {
  display: flex;
  gap: 48px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.proof-stat-value {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -1px;
}

.proof-stat-label {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.proof h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 16px;
}

.proof p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  max-width: 640px;
}

/* --- Case Study Carousel --- */
.proof-carousel {
  position: relative;
  margin-top: 60px;
}

.proof-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.proof-track::-webkit-scrollbar {
  display: none;
}

.proof-track > .proof {
  flex: 0 0 100%;
  scroll-snap-align: center;
  margin-top: 0;
  min-width: 0;
  padding: 60px 100px 90px;
}

.proof-controls {
  display: contents;
}

.proof-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card-hover);
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
}

.proof-prev { left: 16px; }
.proof-next { right: 16px; }

.proof-arrow:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.proof-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.proof-arrow:disabled:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.proof-arrow svg {
  width: 20px;
  height: 20px;
}

.proof-dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 10px;
  align-items: center;
}

.proof-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.15s ease, transform 0.15s ease;
}

.proof-dot:hover {
  background: var(--text-secondary);
}

.proof-dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

@media (max-width: 768px) {
  .proof-arrow { display: none; }
  .proof-track > .proof { padding: 36px 24px 60px; }
  .proof-dots { bottom: 22px; }
}

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  gap: 24px;
  margin-top: 48px;
  justify-items: stretch;
}

.testimonial {
  background: none;
  border: none;
  padding: 0 24px;
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  width: 100%;
}

.testimonial-mark {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 56px;
  line-height: 0.4;
  color: var(--accent);
  display: block;
  margin-bottom: 18px;
  user-select: none;
}

.testimonial-quote {
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 24px;
  font-style: normal;
  quotes: none;
}

.testimonial-quote::before,
.testimonial-quote::after { content: none; }

.testimonial-cite {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  font-style: normal;
}

.testimonial-cite-name {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 15px;
}

.testimonial-cite-title {
  color: var(--text-secondary);
  margin-top: 2px;
}

@media (max-width: 768px) {
  .testimonial { padding: 0 16px; }
  .testimonial-mark { font-size: 44px; }
  .testimonial-quote { font-size: 16px; }
}

/* --- Approach / AI --- */
.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
}

.approach-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 28px;
  transition: border-color 0.3s;
}

.approach-item:hover {
  border-color: var(--border-hover);
}

.approach-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.approach-item h3 .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.approach-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 18px;
}

/* --- Pricing Vibe --- */
.pricing-bar {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  margin-top: 40px;
}

.pricing-bar h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
}

.pricing-bar p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* --- Contact Section --- */
.contact-section {
  text-align: center;
  padding: 120px 0 80px;
}

.contact-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.contact-section p {
  color: var(--text-secondary);
  font-size: 17px;
  margin-bottom: 40px;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

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

.footer-copy {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 13px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-links svg {
  fill: var(--text-muted);
  transition: fill 0.2s;
}

.footer-links a:hover svg {
  fill: var(--text-primary);
}

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger > .fade-up:nth-child(1) { transition-delay: 0s; }
.stagger > .fade-up:nth-child(2) { transition-delay: 0.1s; }
.stagger > .fade-up:nth-child(3) { transition-delay: 0.2s; }
.stagger > .fade-up:nth-child(4) { transition-delay: 0.3s; }

/* --- Nav Overlay --- */
.nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 98;
}

.nav-overlay.open {
  display: block;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: #16161d;
    background: var(--bg-secondary);
    padding: 80px 32px 32px;
    gap: 24px;
    border-left: 1px solid var(--border);
    z-index: 99;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.4);
  }

  .nav-links .lang-toggle {
    display: none;
  }

  .nav-links a {
    font-size: 16px;
    color: var(--text-primary);
  }

  .nav-links.open {
    display: flex;
    animation: slideIn 0.3s ease;
  }

  @keyframes slideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
  }

  .nav-toggle { display: flex; }

  .lang-toggle-mobile {
    display: flex;
  }

  .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero { min-height: auto; padding: 140px 0 80px; }
  .hero h1 { font-size: 2.2rem; }

  .section { padding: 80px 0; }
  #services { padding-top: 50px; }

  .cards-grid,
  .steps { grid-template-columns: 1fr; }

  .steps::before { display: none; }

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

  .proof { padding: 36px 24px; }
  .proof-stats { gap: 24px; }

  .pricing-bar {
    flex-direction: column;
    text-align: center;
    padding: 36px 24px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .contact-links { flex-direction: column; align-items: center; }
}

/* ===== FOUNDER ===== */
.founder {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
  max-width: 900px;
}

.founder-photo img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  border: 3px solid var(--accent);
  transform: translateY(-90px);
}

.founder-text h2 { margin-bottom: 1rem; }

.founder-text p {
  font-size: 1.0625rem;
  line-height: 1.8;
}

@media (max-width: 768px) {
  .founder { grid-template-columns: 1fr; text-align: center; gap: 24px; }
  .founder-photo { display: flex; justify-content: center; }
  .founder-photo img { width: 160px; height: 160px; }
}

/* ===== ARTICLE / CASE STUDY PAGES ===== */
.article-hero {
  padding: 140px 0 60px;
  position: relative;
  overflow: hidden;
}

.article-hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.article-hero .section-label { margin-bottom: 16px; }

.article-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  max-width: 820px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 1;
}

.article-section {
  padding: 40px 0 120px;
}

.article-content {
  max-width: 760px;
}

.article-content h2 {
  font-size: clamp(1.5rem, 3vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.3px;
  margin: 56px 0 20px;
}

.article-content > .fade-up:first-child h2,
.article-content h2:first-child { margin-top: 0; }

.article-content p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 18px;
}

.article-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.article-content em {
  color: var(--text-primary);
  font-style: italic;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 8px 0 16px;
}

.results-table th,
.results-table td {
  padding: 16px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}

.results-table th {
  background: var(--bg-secondary);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 12px;
  font-weight: 600;
}

.results-table tbody tr:last-child td { border-bottom: none; }
.results-table tbody td:first-child {
  color: var(--text-primary);
  font-weight: 500;
  width: 35%;
}
.results-table tbody td:last-child { color: var(--text-secondary); }

.takeaway {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 32px 36px;
  margin: 48px 0 0;
}

.takeaway h2 {
  margin: 0 0 12px !important;
  font-size: 1.375rem;
}

.takeaway p {
  margin: 0;
  color: var(--text-primary);
  line-height: 1.8;
}

.article-cta {
  text-align: center;
  margin-top: 56px;
}

@media (max-width: 768px) {
  .article-hero { padding: 120px 0 40px; }
  .article-section { padding: 20px 0 80px; }
  .article-content h2 { margin: 40px 0 16px; }
  .results-table th, .results-table td { padding: 12px 16px; font-size: 14px; }
  .results-table tbody td:first-child { width: auto; }
  .takeaway { padding: 24px; margin: 36px 0 0; }
  .article-cta { margin-top: 40px; }
}