/* acqSYS - Clean Modern Design */

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

:root {
  /* Colors from dashboard */
  --primary: #1D6EF5;
  --primary-dark: #1557CC;
  --success: #10B981;
  --warning: #FF8B3D;
  --error: #F44336;

  /* Neutrals */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 96px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--gray-800);
  background: white;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Navigation */
nav {
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-sm) 0;
  background: white;
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--gray-900);
  font-weight: 700;
  font-size: 18px;
}

.logo img {
  height: 56px;
}

.nav-links {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  border-radius: 6px;
  transition: all 0.2s;
}

.nav-links a:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: white;
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
  background: var(--gray-50);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

/* Hero Section */
.hero {
  padding: var(--space-3xl) 0;
  text-align: center;
  background: linear-gradient(180deg, white 0%, var(--gray-50) 100%);
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

.hero .lead {
  font-size: 20px;
  color: var(--gray-600);
  max-width: 720px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  max-width: 800px;
  margin: 0 auto;
}

.stat-card {
  background: var(--primary);
  color: white;
  padding: var(--space-lg);
  border-radius: 12px;
  text-align: center;
}

.stat-card.success {
  background: var(--success);
}

.stat-card.warning {
  background: var(--warning);
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  display: block;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 14px;
  opacity: 0.9;
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
}

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray-600);
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-xl);
}

.section-gray {
  background: var(--gray-50);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

.feature-card {
  background: white;
  padding: var(--space-lg);
  border-radius: 12px;
  border: 1px solid var(--gray-200);
  transition: all 0.2s;
}

.feature-card:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(29, 110, 245, 0.1);
  transform: translateY(-2px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: var(--space-md);
}

.feature-icon.success { background: var(--success); }
.feature-icon.warning { background: var(--warning); }

.feature-card h3 {
  font-size: 20px;
  margin-bottom: var(--space-sm);
  color: var(--gray-900);
}

.feature-card p {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Footer */
footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-section h4 {
  color: white;
  margin-bottom: var(--space-sm);
  font-size: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--gray-800);
  font-size: 14px;
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
}

.mobile-menu-toggle span {
  width: 30px;
  height: 3px;
  background: var(--gray-800);
  border-radius: 3px;
  transition: all 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: white;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 100;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.mobile-menu.active {
  max-height: 500px;
}

.mobile-nav-links {
  list-style: none;
  padding: var(--space-md);
}

.mobile-nav-links li {
  margin-bottom: var(--space-sm);
}

.mobile-nav-links a {
  display: block;
  padding: var(--space-sm);
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  border-radius: 6px;
  transition: all 0.2s;
}

.mobile-nav-links a:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .btn.btn-primary:not(.mobile-nav-links .btn) {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-menu {
    display: block;
  }

  .hero h1 {
    font-size: 36px;
  }

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