:root {
  --ncs-navy: #1a1a2e;
  --ncs-blue: #0078D4;
  --ncs-blue-hover: #006CBD;
  --ncs-body: #374151;
  --ncs-muted: #6b7280;
  --ncs-light: #9ca3af;
  --ncs-border: #e5e7eb;
  --ncs-row-alt: #f9fafb;
  --ncs-white: #FFFFFF;

  --ms-blue: #0078D4;
  --ms-green: #7FBA00;
  --ms-yellow: #FFB900;
  --ms-red: #F25022;

  --ncs-font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --ncs-radius-sm: 0.375rem;
  --ncs-radius-md: 0.5rem;
  --ncs-radius-lg: 0.75rem;
  --ncs-radius-xl: 1rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--ncs-font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ncs-body);
  background: var(--ncs-white);
}

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

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

a:hover {
  color: var(--ncs-blue-hover);
}

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

h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--ncs-navy);
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--ncs-blue);
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ncs-navy);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--ncs-row-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header p {
  color: var(--ncs-muted);
  margin-top: 0.75rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--ncs-font);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--ncs-radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--ncs-blue);
  color: var(--ncs-white);
  border-color: var(--ncs-blue);
}

.btn-primary:hover {
  background: var(--ncs-blue-hover);
  border-color: var(--ncs-blue-hover);
  color: var(--ncs-white);
}

.btn-secondary {
  background: transparent;
  color: var(--ncs-blue);
  border-color: var(--ncs-blue);
}

.btn-secondary:hover {
  background: var(--ncs-blue);
  color: var(--ncs-white);
}

/* ── Navbar ── */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ncs-white);
  border-bottom: 1px solid var(--ncs-border);
  padding: 0.75rem 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.navbar-brand img {
  width: 40px;
  height: 40px;
}

.navbar-wordmark {
  font-size: 1.125rem;
}

.wm-net {
  font-weight: 300;
  color: var(--ncs-muted);
}

.wm-sys {
  font-weight: 700;
  color: var(--ncs-blue);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.navbar-nav a {
  color: var(--ncs-body);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color 0.2s;
}

.navbar-nav a:hover {
  color: var(--ncs-blue);
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.navbar-toggle svg {
  width: 24px;
  height: 24px;
  stroke: var(--ncs-navy);
}

/* ── Hero ── */

.hero {
  padding: 6rem 0 5rem;
  background: linear-gradient(135deg, #f0f7ff 0%, var(--ncs-white) 50%, #f5f0ff 100%);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 120, 212, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  max-width: 800px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
}

.hero p {
  font-size: 1.125rem;
  color: var(--ncs-muted);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Trust Bar ── */

.trust-bar {
  padding: 3rem 0;
  border-bottom: 1px solid var(--ncs-border);
}

.trust-bar p {
  text-align: center;
  color: var(--ncs-light);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.trust-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.trust-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ncs-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.trust-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* ── Services Grid ── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--ncs-white);
  border: 1px solid var(--ncs-border);
  border-radius: var(--ncs-radius-lg);
  padding: 1.5rem;
  transition: box-shadow 0.3s, transform 0.3s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.service-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  transform: translateY(-2px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: #e8f4fd;
  border-radius: var(--ncs-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.service-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--ncs-blue);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card h3 {
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--ncs-muted);
  font-size: 0.9375rem;
}

/* ── Why Us ── */

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.why-item {
  text-align: center;
  padding: 1.5rem;
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, #e8f4fd, #f0f7ff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--ncs-blue);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.why-item h3 {
  margin-bottom: 0.5rem;
}

.why-item p {
  color: var(--ncs-muted);
  font-size: 0.9375rem;
}

/* ── Timeline ── */

.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding: 1rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--ncs-border);
}

.timeline-step {
  position: relative;
  padding-left: 64px;
  margin-bottom: 2.5rem;
}

.timeline-step:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 12px;
  top: 4px;
  width: 26px;
  height: 26px;
  background: var(--ncs-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ncs-white);
  font-size: 0.75rem;
  font-weight: 700;
}

.timeline-step h3 {
  margin-bottom: 0.25rem;
}

.timeline-step p {
  color: var(--ncs-muted);
  font-size: 0.9375rem;
}

/* ── About ── */

.about-content {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

.about-photo {
  flex-shrink: 0;
  width: 200px;
}

.about-avatar {
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, #e8f4fd, #dbeafe);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.about-avatar svg {
  width: 80px;
  height: 80px;
  stroke: var(--ncs-blue);
  fill: none;
  stroke-width: 1.5;
}

.about-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: #e8f4fd;
  color: var(--ncs-blue);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.about-text h3 {
  margin-bottom: 0.5rem;
}

.about-text p {
  margin-bottom: 1rem;
}

.about-blue-bar {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ncs-border);
}

.blue-bar-line {
  width: 3px;
  align-self: stretch;
  background: var(--ncs-blue);
  border-radius: 2px;
  flex-shrink: 0;
}

.about-contact-info p {
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}

.about-contact-info .role {
  color: var(--ncs-blue);
  font-weight: 500;
}

/* ── Case Studies ── */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.case-card {
  background: var(--ncs-white);
  border: 1px solid var(--ncs-border);
  border-radius: var(--ncs-radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  transition: box-shadow 0.3s;
}

.case-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.case-header {
  padding: 1.5rem;
  background: var(--ncs-navy);
  color: var(--ncs-white);
  position: relative;
}

.case-header::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--ms-red), var(--ms-green), var(--ms-blue));
}

.case-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ms-yellow);
  margin-bottom: 0.5rem;
}

.case-header h3 {
  color: var(--ncs-white);
  font-size: 1.125rem;
}

.case-body {
  padding: 1.5rem;
}

.case-body p {
  font-size: 0.9375rem;
  color: var(--ncs-muted);
  margin-bottom: 1rem;
}

.case-stats {
  display: flex;
  gap: 1.5rem;
}

.case-stat strong {
  display: block;
  font-size: 1.25rem;
  color: var(--ncs-blue);
}

.case-stat span {
  font-size: 0.75rem;
  color: var(--ncs-light);
}

/* ── FAQ ── */

.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--ncs-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--ncs-font);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ncs-navy);
  text-align: left;
}

.faq-question svg {
  width: 20px;
  height: 20px;
  stroke: var(--ncs-muted);
  fill: none;
  stroke-width: 2;
  transition: transform 0.3s;
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding-bottom: 1.25rem;
  color: var(--ncs-muted);
  font-size: 0.9375rem;
}

/* ── Contact ── */

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

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ncs-navy);
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--ncs-border);
  border-radius: var(--ncs-radius-md);
  font-family: var(--ncs-font);
  font-size: 1rem;
  color: var(--ncs-body);
  transition: border-color 0.2s;
  background: var(--ncs-white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--ncs-blue);
  box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info {
  padding-top: 0.5rem;
}

.contact-info h3 {
  margin-bottom: 1.5rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.contact-detail svg {
  width: 20px;
  height: 20px;
  stroke: var(--ncs-blue);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail a,
.contact-detail span {
  font-size: 0.9375rem;
}

.contact-social {
  margin-top: 2rem;
}

.contact-social a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ncs-blue);
  font-weight: 500;
}

/* ── Footer ── */

.footer {
  background: var(--ncs-navy);
  color: var(--ncs-light);
  padding: 2.5rem 0;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--ncs-light);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--ncs-white);
}

.footer p {
  font-size: 0.875rem;
}

/* ── Cookie Banner ── */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--ncs-white);
  border-top: 1px solid var(--ncs-border);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
  padding: 1.5rem;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 280px;
}

.cookie-text h4 {
  color: var(--ncs-navy);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.cookie-text p {
  color: var(--ncs-muted);
  font-size: 0.875rem;
}

.cookie-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.cookie-buttons .btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.btn-cookie-settings {
  background: none;
  border: none;
  color: var(--ncs-muted);
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: underline;
  font-family: var(--ncs-font);
  padding: 0.5rem;
}

.btn-cookie-settings:hover {
  color: var(--ncs-blue);
}

/* Cookie Settings Modal */

.cookie-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1001;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.cookie-modal-overlay.visible {
  display: flex;
}

.cookie-modal {
  background: var(--ncs-white);
  border-radius: var(--ncs-radius-lg);
  max-width: 500px;
  width: 100%;
  padding: 2rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.cookie-modal h3 {
  margin-bottom: 1.5rem;
}

.cookie-category {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--ncs-border);
}

.cookie-category:last-of-type {
  border-bottom: none;
}

.cookie-cat-label strong {
  display: block;
  color: var(--ncs-navy);
  font-size: 0.9375rem;
}

.cookie-cat-label span {
  font-size: 0.8125rem;
  color: var(--ncs-muted);
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--ncs-border);
  border-radius: 24px;
  cursor: pointer;
  transition: background 0.3s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 0.3s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--ncs-blue);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.6;
  cursor: not-allowed;
}

.cookie-modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

.cookie-modal-actions .btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

/* ── Responsive ── */

@media (max-width: 768px) {
  h1 {
    font-size: 1.75rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  .navbar-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ncs-white);
    border-bottom: 1px solid var(--ncs-border);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

  .navbar-nav.open {
    display: flex;
  }

  .navbar-nav li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--ncs-border);
  }

  .navbar-nav li:last-child {
    border-bottom: none;
    padding-top: 1rem;
  }

  .navbar-toggle {
    display: block;
  }

  .about-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .about-blue-bar {
    justify-content: center;
  }

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

  .trust-logos {
    gap: 1.25rem;
  }

  .footer .container {
    flex-direction: column;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta .btn {
    justify-content: center;
  }

  .cookie-inner {
    flex-direction: column;
  }

  .cookie-buttons {
    width: 100%;
  }

  .cookie-buttons .btn {
    flex: 1;
  }
}