/* Bright Nexus IT - Modern Corporate B2B Design System */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: #0B192C;
  --primary-dark: #060E1A;
  --primary-light: #1E3A8A;
  --accent: #0066FF;
  --accent-hover: #0052CC;
  --accent-teal: #00B4D8;
  --accent-soft: rgba(0, 102, 255, 0.08);
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-card: #FFFFFF;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  --border-color: #E2E8F0;
  --border-focus: #0066FF;
  --shadow-sm: 0 2px 4px rgba(11, 25, 44, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(11, 25, 44, 0.08);
  --shadow-lg: 0 20px 35px -10px rgba(11, 25, 44, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --container-width: 1280px;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-light);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--primary);
  line-height: 1.25;
  font-weight: 700;
}

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

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

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

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

/* Fixed Non-Overlapping Header & Logo */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 20px rgba(11, 25, 44, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}

/* Logo Styling */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0B192C 0%, #0066FF 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
  flex-shrink: 0;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
  white-space: nowrap;
}

.logo-tagline {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-main);
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent);
  border-radius: 2px;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--primary);
  white-space: nowrap;
}

.header-phone:hover {
  color: var(--accent);
}

.mobile-menu-toggle {
  display: none;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1.4rem;
  color: var(--primary);
  cursor: pointer;
  padding: 6px 12px;
  line-height: 1;
}

.mobile-menu-toggle:hover {
  background: var(--border-color);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #0045B5 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
  background: var(--bg-white);
  color: var(--primary);
  border-color: var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--bg-light);
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-color: white;
}

/* Hero Sections */
.hero-section {
  padding: 80px 0 100px;
  background: linear-gradient(135deg, #0B192C 0%, #061120 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.15) 0%, rgba(0, 102, 255, 0) 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 102, 255, 0.15);
  border: 1px solid rgba(0, 180, 216, 0.3);
  border-radius: 30px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-teal);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: 3.2rem;
  color: white;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero-subtext {
  font-size: 1.15rem;
  color: #94A3B8;
  margin-bottom: 36px;
  max-width: 90%;
  line-height: 1.7;
}

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

/* Abstract Tech Visual Element */
.hero-visual-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(10px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
  position: relative;
}

.visual-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 24px;
}

.visual-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #FF5F56; }
.dot-yellow { background: #FFBD2E; }
.dot-green { background: #27C93F; }

.visual-title {
  font-size: 0.85rem;
  color: #94A3B8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.visual-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.visual-metric-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.metric-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 102, 255, 0.2);
  color: var(--accent-teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.metric-info h4 {
  font-size: 0.95rem;
  color: white;
  margin-bottom: 2px;
}

.metric-info p {
  font-size: 0.82rem;
  color: #94A3B8;
}

/* Sub-page Banner */
.page-banner {
  padding: 60px 0;
  background: linear-gradient(135deg, #0B192C 0%, #0F2A4A 100%);
  color: white;
}

.page-banner-title {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 12px;
}

.page-banner-sub {
  font-size: 1.1rem;
  color: #CBD5E1;
  max-width: 800px;
}

/* Sections General */
.section {
  padding: 90px 0;
}

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

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-subtitle {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Trust Intro Box */
.trust-intro-box {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-left: 5px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 32px 40px;
  box-shadow: var(--shadow-md);
  margin: -40px auto 60px;
  max-width: 1000px;
  position: relative;
  z-index: 10;
}

.trust-intro-text {
  font-size: 1.1rem;
  color: var(--text-main);
  line-height: 1.7;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-soft);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.card-link {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-link:hover {
  gap: 10px;
}

/* Why Choose List */
.why-choose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.why-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.why-check {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 102, 255, 0.1);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 800;
}

.why-content h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.why-content p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Process Timeline */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.process-step-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.step-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-soft);
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-body h4 {
  font-size: 1.25rem;
  margin-bottom: 6px;
}

.step-body p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Industries Pills / Cards */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.industry-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}

.industry-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.industry-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.industry-card h4 {
  font-size: 1.05rem;
}

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, #0B192C 0%, #061120 100%);
  border-radius: var(--radius-lg);
  padding: 60px;
  color: white;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.cta-banner h2 {
  color: white;
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.cta-banner p {
  font-size: 1.1rem;
  color: #94A3B8;
  max-width: 650px;
  margin: 0 auto 36px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* Form Styles */
.form-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary);
}

.form-label .required {
  color: #E11D48;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: #FAFAFA;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 10px 0;
}

.form-checkbox-group input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.form-checkbox-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Honeypot hidden input */
.hp-field {
  display: none !important;
  visibility: hidden !important;
}

/* FAQ Accordion */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--accent);
  font-weight: 400;
}

.faq-item.open .faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

/* Article Reading Layout */
.article-container {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 48px;
  box-shadow: var(--shadow-sm);
}

.article-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.article-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
  line-height: 1.2;
}

.article-meta {
  display: flex;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-main);
}

.article-body h2 {
  font-size: 1.6rem;
  margin: 36px 0 16px;
}

.article-body h3 {
  font-size: 1.3rem;
  margin: 28px 0 12px;
}

.article-body p {
  margin-bottom: 20px;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li {
  margin-bottom: 8px;
}

.toc-box {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 32px;
}

.toc-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.toc-list {
  list-style: none;
  margin: 0 !important;
  padding: 0 !important;
}

.toc-list li {
  margin-bottom: 6px !important;
}

.callout-box {
  background: rgba(0, 102, 255, 0.05);
  border-left: 4px solid var(--accent);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 28px 0;
}

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: #94A3B8;
  padding: 80px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-title {
  color: white;
  font-size: 1.3rem;
  font-weight: 800;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: #CBD5E1;
}

.footer-col h4 {
  color: white;
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-teal);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: center;
}

.footer-disclaimer {
  max-width: 900px;
  margin: 0 auto;
  color: #64748B;
  line-height: 1.5;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: #94A3B8;
  margin-bottom: 20px;
}

.breadcrumbs a {
  color: #CBD5E1;
}

.breadcrumbs a:hover {
  color: var(--accent-teal);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 600px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  display: none;
}

.cookie-banner-title {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.cookie-banner-text {
  font-size: 0.88rem;
  color: #CBD5E1;
  margin-bottom: 18px;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cookie-btn-accept {
  background: var(--accent);
  color: white;
  border: none;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.cookie-btn-reject {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: none;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}

/* Responsive Media Queries */
@media (max-width: 1200px) {
  .logo-tagline {
    display: none; /* Hide tagline on laptop viewports to prevent wrapping */
  }
}

@media (max-width: 1100px) {
  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    display: none;
    gap: 16px;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-link {
    font-size: 1rem;
    width: 100%;
    padding: 8px 0;
    border-bottom: 1px solid var(--bg-light);
  }

  .header-actions .header-phone {
    display: none;
  }
}

@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

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

  .form-group.full-width {
    grid-column: span 1;
  }

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

  .process-step-item {
    grid-template-columns: 1fr;
  }

  .article-container {
    padding: 24px;
  }
}