/* ============================================
   CNCI Website - Capital Network Consultants Inc.
   Modern Dark Theme - 2026 Redesign
   ============================================ */

/* --- CSS Variables --- */
:root {
  --primary-teal: #0E665A;
  --primary-teal-light: #12836F;
  --primary-teal-dark: #0A4D43;
  --burgundy: #7C0821;
  --action-blue: #0088D0;
  --dark-bg: #0D0D0D;
  --dark-surface: #141414;
  --dark-card: #1A1A1A;
  --dark-border: #2A2A2A;
  --text-primary: #F0F0F0;
  --text-secondary: #B0B0B0;
  --text-muted: #777777;
  --white: #FFFFFF;
  --gradient-teal: linear-gradient(135deg, #0E665A 0%, #12836F 100%);
  --gradient-dark: linear-gradient(180deg, #0D0D0D 0%, #141414 100%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--primary-teal-light);
  text-decoration: none;
  transition: color var(--transition);
}

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

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

ul {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  margin-bottom: 0.5rem;
}

h4 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

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

.section {
  padding: 5rem 0;
}

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(13, 13, 13, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-border);
  transition: background var(--transition);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  height: 42px;
  width: auto;
}

.nav-logo span {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-teal);
  transition: width var(--transition);
}

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

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

.nav-cta {
  background: var(--gradient-teal);
  color: var(--white) !important;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(14, 102, 90, 0.4);
  color: var(--white) !important;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(14, 102, 90, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(0, 136, 208, 0.08) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 102, 90, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 102, 90, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(14, 102, 90, 0.15);
  border: 1px solid rgba(14, 102, 90, 0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-teal-light);
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-badge svg {
  width: 14px;
  height: 14px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--primary-teal-light);
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 2rem;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-teal);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(14, 102, 90, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(14, 102, 90, 0.45);
  color: var(--white);
}

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

.btn-secondary:hover {
  border-color: var(--primary-teal);
  color: var(--primary-teal-light);
  transform: translateY(-2px);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* --- Cards --- */
.card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--primary-teal-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 102, 90, 0.12);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  color: var(--primary-teal-light);
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

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

.card p {
  font-size: 0.925rem;
  color: var(--text-muted);
}

/* --- Grid layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section-header .label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-teal-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  color: var(--white);
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 3rem 0;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-teal-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Compliance badges --- */
.compliance-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.compliance-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: rgba(14, 102, 90, 0.08);
  border: 1px solid rgba(14, 102, 90, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-teal-light);
  white-space: nowrap;
}

/* --- Service List --- */
.service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.service-item:hover {
  border-color: var(--primary-teal-dark);
}

.service-item svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--primary-teal-light);
  margin-top: 2px;
}

.service-item span {
  font-size: 0.925rem;
  color: var(--text-secondary);
}

/* --- Differentiators (icon rows) --- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.diff-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.diff-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 102, 90, 0.12);
  border-radius: var(--radius-sm);
  color: var(--primary-teal-light);
}

.diff-icon svg {
  width: 22px;
  height: 22px;
}

.diff-item h4 {
  color: var(--white);
  margin-bottom: 0.35rem;
}

.diff-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* --- Contract / NDC features --- */
.ndc-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.ndc-feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
}

.ndc-feature .num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-teal);
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
}

.ndc-feature h4 {
  color: var(--white);
  margin-bottom: 0.35rem;
}

.ndc-feature p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

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

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-item .icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 102, 90, 0.12);
  border-radius: var(--radius-sm);
  color: var(--primary-teal-light);
}

.contact-info-item .icon svg {
  width: 20px;
  height: 20px;
}

.contact-info-item h4 {
  color: var(--white);
  margin-bottom: 0.2rem;
}

.contact-info-item p {
  font-size: 0.925rem;
  margin-bottom: 0;
}

.contact-form {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-teal);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--gradient-teal);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 50%);
}

.cta-banner h2 {
  color: var(--white);
  position: relative;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  max-width: 540px;
  margin: 0 auto 2rem;
  position: relative;
}

.cta-banner .btn {
  position: relative;
}

.cta-banner .btn-primary {
  background: var(--white);
  color: var(--primary-teal-dark);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.cta-banner .btn-primary:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}

/* --- Footer --- */
.footer {
  background: var(--dark-card);
  border-top: 1px solid var(--dark-border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 280px;
  margin-top: 1rem;
}

.footer h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

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

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

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
  color: var(--text-muted);
}

/* --- Page Header (interior pages) --- */
.page-header {
  padding: 10rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.page-header .hero-bg {
  position: absolute;
  inset: 0;
}

.page-header .hero-grid {
  position: absolute;
  inset: 0;
}

.page-header-content {
  position: relative;
  z-index: 2;
}

.page-header h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.1rem;
  max-width: 600px;
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb span {
  color: var(--text-muted);
}

.breadcrumb .current {
  color: var(--primary-teal-light);
}

/* --- About page specifics --- */
.about-ceo {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.ceo-photo-placeholder {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 3rem;
  text-align: center;
  color: var(--text-muted);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.industry-tag {
  padding: 0.75rem 1.25rem;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 0.925rem;
  color: var(--text-secondary);
  transition: border-color var(--transition);
}

.industry-tag:hover {
  border-color: var(--primary-teal);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .about-ceo { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 13, 13, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
  }

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

  .nav-links a {
    font-size: 1.25rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 4rem;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .service-list {
    grid-template-columns: 1fr;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .section {
    padding: 3rem 0;
  }

  .cta-banner {
    padding: 3rem 1.5rem;
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .ndc-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .stats-bar {
    grid-template-columns: 1fr 1fr;
  }

  .compliance-grid {
    justify-content: flex-start;
  }

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