/* Algorail AI Website Styles */

:root {
  --color-navy: #1B3A5D;
  --color-teal: #2E7D6B;
  --color-green: #4CAF50;
  --color-light: #f8f9fa;
  --color-white: #ffffff;
  --color-text: #333333;
  --color-muted: #666666;
  --max-width: 900px;
}

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

html {
  font-size: 18px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  padding: 1.5rem 0;
  border-bottom: 1px solid #eee;
}

.logo {
  height: 180px;
  width: auto;
}

/* Hero */
.hero {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-teal) 100%);
  color: var(--color-white);
}

.hero h1 {
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.hero .subhead {
  font-size: 1.1rem;
  opacity: 0.9;
  line-height: 1.7;
}

/* Capabilities / What We Do */
.capabilities {
  padding: 4rem 0;
  background: var(--color-light);
}

.capabilities .section-title {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 2rem;
}

.capability {
  margin-bottom: 2.5rem;
}

.capability:last-child {
  margin-bottom: 0;
}

.capability h3 {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.capability p {
  color: var(--color-muted);
}

/* Use Cases */
.use-cases {
  padding: 4rem 0;
}

.use-cases > .container > h2 {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 2rem;
}

.use-case {
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-teal);
}

.use-case:last-child {
  margin-bottom: 0;
}

.use-case h3 {
  font-size: 1.1rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.use-case p {
  color: var(--color-muted);
}

/* Differentiators / Why Algorail AI */
.differentiators {
  padding: 4rem 0;
}

.differentiators h2 {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 2rem;
}

.differentiator {
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-teal);
}

.differentiator:last-child {
  margin-bottom: 0;
}

.differentiator h3 {
  font-size: 1.1rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.differentiator p {
  color: var(--color-muted);
}

/* Engagement */
.engagement {
  padding: 4rem 0;
  background: var(--color-light);
}

.engagement h2 {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
}

.engagement ul {
  list-style: none;
}

.engagement li {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
  position: relative;
}

.engagement li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 8px;
  height: 8px;
  background: var(--color-teal);
  border-radius: 50%;
}

.engagement li strong {
  color: var(--color-navy);
}

/* Principal */
.principal {
  padding: 4rem 0;
}

.principal h2 {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
}

.principal-content {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.principal-photo {
  width: 110px;
  height: auto;
  flex-shrink: 0;
}

.principal-bio h3 {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.principal-bio p {
  color: var(--color-muted);
}

/* Contact */
.contact {
  padding: 4rem 0;
  text-align: center;
}

.contact h2 {
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.contact a {
  color: var(--color-teal);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 500;
}

.contact a:hover {
  text-decoration: underline;
}

.contact .location {
  color: var(--color-muted);
  font-size: 1rem;
  margin-top: 0.5rem;
}

/* Footer */
footer {
  padding: 2rem 0;
  border-top: 1px solid #eee;
  text-align: center;
}

footer p {
  color: var(--color-muted);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .hero .subhead {
    font-size: 1rem;
  }

  .logo {
    height: 140px;
  }

  .principal-content {
    flex-direction: column;
  }

  .principal-photo {
    width: 96px;
  }
}