/* Halo-Tech Minimalist Design System */
:root {
  --bg-base: #F2F0ED;
  --ink: #111416;
  --line: #CFCBC5;
  --accent-1: #EF7055;
  --accent-1-hi: #F19863;
  --sage: #B4C0BD;
  --mauve: #C9BBB3;
  --lavender-grey: #AEB8C8;
  --radius-lg: 24px;
  --shadow-panel: 0 10px 30px -10px rgba(17,20,22,0.15);
  --gutter: 24px;
  --container-max: 1240px;
}

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

body {
  font-family: ui-sans-serif, Inter, Manrope, Arial, system-ui;
  background-color: var(--bg-base);
  color: var(--ink);
  line-height: 1.6;
}

main {
  max-width: 100%;
  margin: 0;
  padding: 0;
}

h1 {
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 0.95;
  font-size: 3rem;
  margin-bottom: 2rem;
}

h2 {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  margin-bottom: 1rem;
}

p {
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

/* Button styles */
.btn {
  display: inline-block;
  padding: 14px 20px;
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all 0.24s cubic-bezier(0.4,0,0.2,1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-1-hi));
  color: #131416;
  box-shadow: var(--shadow-panel);
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 14px 40px -10px rgba(17,20,22,0.22);
}

.btn-secondary {
  background: transparent;
  color: #2B2D2F;
  border: 1px solid #D7D3CD;
}

.btn-secondary:hover {
  background: rgba(17,20,22,0.05);
}

/* Landing Page Styles */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1rem var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent-1);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--bg-base) 0%, #F8F6F3 100%);
  padding: 6rem var(--gutter);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(239, 112, 85, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--ink) 0%, var(--accent-1) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #4A4A4A;
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.6;
}

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

/* Features Section */
.features {
  padding: 6rem var(--gutter);
  background: white;
}

.features-content {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  text-align: center;
  margin-bottom: 4rem;
  color: var(--ink);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-base);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--line);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-panel);
}

.feature-card h4 {
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--ink);
}

.feature-card p {
  color: #4A4A4A;
  line-height: 1.6;
}

/* Solutions Section */
.solutions {
  padding: 6rem var(--gutter);
  background: linear-gradient(135deg, var(--sage) 0%, var(--lavender-grey) 100%);
}

.solutions-content {
  max-width: var(--container-max);
  margin: 0 auto;
}

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

.solution-item {
  background: rgba(255, 255, 255, 0.9);
  padding: 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease;
}

.solution-item:hover {
  transform: translateY(-4px);
}

.solution-item h4 {
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--ink);
}

.solution-item p {
  color: #4A4A4A;
  line-height: 1.6;
}

/* Contact Section */
.contact {
  padding: 6rem var(--gutter);
  background: var(--ink);
  color: white;
  text-align: center;
}

.contact-content {
  max-width: var(--container-max);
  margin: 0 auto;
}

.contact .section-title {
  color: white;
  margin-bottom: 1.5rem;
}

.contact p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.contact .btn-primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-1-hi));
  color: white;
}

.contact .btn-primary:hover {
  color: var(--ink);
}

/* Quad Grid Layout */
.quad-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr;
  height: 100vh;
  margin-top: 8px; /* small margin on top of page */
  overflow: hidden; /* prevent vertical scrolling */
}

.quad {
  border: none;
  background: #fff;
  display: flex;
  align-items: flex-start; /* remove vertical centering to avoid big gaps */
  justify-content: flex-start; /* align content to top-left */
  padding: 24px;
  overflow: hidden; /* prevent scrolling within panels */
}

.quad-top-left {
  background: #fff;
  padding: 12px; /* small margin around image */
}

.quad-image {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  margin: 0;
}

.company-title {
  margin-bottom: 0.5rem;
}

.quad-top-right {
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start; /* put heading at the top */
  gap: 8px;
}

.projects {
  width: 100%;
  height: 100%;
  overflow: hidden; /* prevent scrolling */
  margin: 0;
  padding: 0;
}

.product-bl h2 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.product-bl h3 {
  font-size: 1rem;
  text-transform: none;
  letter-spacing: 0;
  margin: 0.5rem 0 0.5rem;
}

.product-bl ul {
  padding-left: 1.1rem;
  margin: 0 0 0.5rem;
}

.product-bl li {
  margin: 0.15rem 0;
}

.supported-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin: 0.5rem 0;
}

.supported-inline strong {
  font-weight: 700;
  background: #f5f5f5;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.9rem;
  border: 1px solid #e0e0e0;
}

.company-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.company-list li {
  font-size: 1rem;
}

/* Projects */
.projects h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.projects-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
}

.project-name {
  font-weight: 800;
  font-size: 1.1rem;
}

.project-link:hover {
  text-decoration: underline;
}

.project-icon {
  font-size: 1.1rem;
}

.project-ext {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.9rem;
  color: #2b2d2f;
}

.project-subtitle {
  font-style: italic;
  font-size: 0.9rem;
  color: #666;
  margin: 4px 0 8px 0;
  line-height: 1.4;
}
/* Responsive Design */
@media (max-width: 800px) {
  .quad-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    overflow: visible;
  }
  .quad {
    min-height: 50vh;
    overflow: visible;
  }
  .projects {
    overflow: visible;
  }
}
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 1rem;
  }
  
  .nav {
    gap: 1rem;
  }
  
  .hero {
    padding: 4rem var(--gutter);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .features, .solutions, .contact {
    padding: 4rem var(--gutter);
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .features-grid, .solutions-grid {
    grid-template-columns: 1fr;
  }
}