/* ===== Noetic Synthesis — Global Styles ===== */
:root {
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-card: #16213e;
  --accent: #00d9ff;
  --accent-hover: #0ea5e9;
  --text-primary: #f0f0f0;
  --text-secondary: #a0aec0;
  --text-muted: #718096;
  --border: rgba(0, 217, 255, 0.15);
  --gradient-hero: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 1200px;
  --nav-height: 72px;
  --transition: 0.3s ease;
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(15, 15, 35, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-brand .logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.9rem;
  color: var(--bg-primary);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-links a {
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(0, 217, 255, 0.08);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* ===== Main Content ===== */
main {
  flex: 1;
  margin-top: var(--nav-height);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ===== Hero Section ===== */
.hero {
  background: var(--gradient-hero);
  padding: 8rem 2rem 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, rgba(0, 217, 255, 0.03) 0%, transparent 50%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

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

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.hero-tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
}

.hero-praxis {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  font-family: var(--font-sans);
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 217, 255, 0.25);
}

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

.btn-secondary:hover {
  background: rgba(0, 217, 255, 0.08);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ===== Sections ===== */
.section {
  padding: 5rem 2rem;
}

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

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
}

/* ===== Cards Grid ===== */
.grid {
  display: grid;
  gap: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: rgba(0, 217, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 217, 255, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== Tables ===== */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.92rem;
}

.spec-table th,
.spec-table td {
  padding: 0.85rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.spec-table th {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-table td {
  color: var(--text-secondary);
}

.spec-table tr:hover td {
  color: var(--text-primary);
  background: rgba(0, 217, 255, 0.03);
}

/* ===== Product Blocks ===== */
.product-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 3rem;
  margin-bottom: 2.5rem;
}

.product-block h3 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.product-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(0, 217, 255, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.product-block > p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 700px;
}

/* Pricing row */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.price-card {
  background: rgba(0, 217, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition);
}

.price-card:hover {
  border-color: var(--accent);
}

.price-card .model-name {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.price-card .model-config {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.price-card .model-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

/* ===== Architecture Layers ===== */
.arch-layers {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
  margin: 2rem auto;
}

.arch-layer {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--accent);
  background: linear-gradient(90deg, rgba(0, 217, 255, 0.04), transparent);
  position: relative;
}

.arch-layer::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 3px;
  right: 0;
  height: 1px;
  background: var(--border);
}

.arch-layer:last-child::after {
  display: none;
}

.arch-layer-name {
  font-weight: 700;
  min-width: 120px;
  color: var(--accent);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.arch-layer-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ===== Philosophy List ===== */
.philosophy-list {
  list-style: none;
  max-width: 600px;
  margin: 2rem auto;
}

.philosophy-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.philosophy-list li:last-child {
  border-bottom: none;
}

.philosophy-list .phi-icon {
  color: var(--accent);
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.philosophy-list strong {
  display: block;
  margin-bottom: 0.15rem;
}

.philosophy-list span {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ===== Contact Form ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.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 select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23a0aec0' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.contact-info-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
}

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

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-detail .ci-icon {
  color: var(--accent);
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}

/* ===== Page Header (inner pages) ===== */
.page-header {
  background: var(--gradient-hero);
  padding: 6rem 2rem 3.5rem;
  text-align: center;
  position: relative;
}

.page-header h1 {
  margin-bottom: 0.75rem;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.85rem;
}

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

/* ===== Use Case Cards ===== */
.usecase-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--transition);
}

.usecase-card:hover {
  border-color: rgba(0, 217, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.usecase-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.usecase-card h3 {
  margin-bottom: 0.75rem;
}

.usecase-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ===== NOS / PEG Blocks ===== */
.tech-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.tech-block h3 {
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.tech-block p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== Vision Statement ===== */
.vision-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 3rem;
  max-width: 800px;
  margin: 3rem auto;
  text-align: center;
}

.vision-block p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
}

/* ===== Differentiator Banner ===== */
.diff-banner {
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.05), rgba(14, 165, 233, 0.05));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.diff-banner p {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.diff-banner .accent {
  color: var(--accent);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(15, 15, 35, 0.97);
    backdrop-filter: blur(20px);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
  }

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

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 6rem 1.5rem 4rem;
  }

  .section {
    padding: 3.5rem 1.5rem;
  }

  .page-header {
    padding: 5rem 1.5rem 2.5rem;
  }

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

  .product-block {
    padding: 2rem;
  }

  .arch-layer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .arch-layer-name {
    min-width: auto;
  }

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

/* ===== Form Success ===== */
.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

.form-success.show {
  display: block;
}

.form-success h3 {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

/* ===== Enterprise CTA ===== */
.enterprise-cta {
  text-align: center;
  padding: 2rem;
  margin-top: 1rem;
}

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

/* ===== Consigliere Section ===== */
.consigliere-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #0d0d1f 100%);
}

.consigliere-block {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.consigliere-block h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.consigliere-block > p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.consigliere-quote {
  margin-top: 2.5rem;
  padding: 2rem 2.5rem;
  border-left: 3px solid var(--accent);
  border-right: 3px solid var(--accent);
  background: rgba(0, 217, 255, 0.03);
  border-radius: 4px;
  display: inline-block;
}

.consigliere-quote p {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.consigliere-quote .accent {
  color: var(--accent);
}

/* ===== Ecosystem Section ===== */
.ecosystem-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 640px;
  margin: 2.5rem auto;
}

.eco-step {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.eco-step:last-child {
  border-bottom: none;
}

.eco-number {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(0, 217, 255, 0.1);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
  margin-top: 0.1rem;
}

.eco-step strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1.05rem;
}

.eco-step span {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.ecosystem-tagline {
  text-align: center;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-top: 1rem;
}

@media (max-width: 768px) {
  .consigliere-quote {
    padding: 1.5rem;
  }

  .eco-step {
    gap: 1rem;
  }
}