/* Main CSS for ACFT Calculator Website */

:root {
  --primary-color: #4b5320;  /* Army green */
  --secondary-color: #1d252c;
  --accent-color: #ffc107;
  --light-color: #f8f9fa;
  --dark-color: #343a40;
  --success-color: #28a745;
  --info-color: #17a2b8;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --navbar-height: 70px;
}

body {
  font-family: 'Roboto', sans-serif;
  color: var(--dark-color);
  line-height: 1.6;
  padding-top: var(--navbar-height);
}

/* Navigation */
.navbar {
  background-color: rgba(75, 83, 32, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  height: var(--navbar-height);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background-color: rgba(75, 83, 32, 0.98);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
  font-weight: 700;
  color: white !important;
  font-size: 1.4rem;
  letter-spacing: 0.5px;
}

.navbar-brand i {
  color: var(--accent-color);
  margin-right: 8px;
}

.navbar-light .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: all 0.3s ease;
  position: relative;
}

.navbar-light .navbar-nav .nav-link:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.navbar-light .navbar-nav .nav-link:hover:after,
.navbar-light .navbar-nav .nav-link.active:after {
  width: 80%;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: white !important;
}

.navbar-light .navbar-nav .nav-link i {
  color: var(--accent-color);
  margin-right: 5px;
}

.navbar-nav .dropdown-menu {
  background-color: rgba(29, 37, 44, 0.95);
  backdrop-filter: blur(10px);
  border: none;
  border-radius: 8px;
  margin-top: 0.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  padding: 0.5rem;
}

.navbar-nav .dropdown-item {
  color: rgba(255, 255, 255, 0.85);
  padding: 0.6rem 1.2rem;
  font-weight: 500;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.navbar-nav .dropdown-item:hover {
  color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

.navbar-nav .dropdown-item i {
  color: var(--accent-color);
  width: 20px;
  margin-right: 8px;
}

.navbar-nav .dropdown-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: 0.5rem 0;
}

.navbar-nav .nav-item.dropdown:hover .dropdown-menu {
  display: block;
}

/* Hero Section */
.hero {
  background-image: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(75, 83, 32, 0.9)), url('../images/hero-background.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: white;
  padding: 8rem 0;
  margin-top: calc(-1 * var(--navbar-height));
  position: relative;
  overflow: hidden;
}

.hero:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-weight: 800;
  font-size: 3rem;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  font-weight: 400;
  opacity: 0.95;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero .btn {
  padding: 0.8rem 2rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.hero .btn-primary {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--dark-color);
}

.hero .btn-primary:hover {
  background-color: #e5ac00;
  border-color: #e5ac00;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 193, 7, 0.3);
}

.hero .btn-outline-light {
  border-width: 2px;
}

.hero .btn-outline-light:hover {
  background-color: white;
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2);
}

/* Buttons */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: #3a4219;
  border-color: #3a4219;
}

.btn-secondary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.btn-outline-light:hover {
  color: var(--primary-color);
}

/* Content Blocks */
.content-block {
  padding: 2rem;
  height: 100%;
  border-radius: 0.25rem;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-block:hover {
  transform: translateY(-5px);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.content-block h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Calculator Section */
.calculator-preview {
  background-color: var(--light-color);
  border-radius: 0.25rem;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  padding: 2rem;
}

/* Testimonials */
.testimonial {
  background-color: var(--light-color);
  border-radius: 0.25rem;
  padding: 1.5rem;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 1rem;
}

/* Footer */
footer {
  background-color: var(--secondary-color);
}

footer h5 {
  color: var(--accent-color);
  margin-bottom: 1.25rem;
}

footer a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}

footer a:hover {
  color: white;
  text-decoration: none;
}

.social-icons a {
  display: inline-block;
  width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  margin-right: 0.5rem;
}

.social-icons a:hover {
  background-color: var(--accent-color);
  color: var(--dark-color) !important;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero {
    padding: 4rem 0;
  }
  .hero h1 {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 1.75rem;
  }
  .hero p {
    font-size: 1rem;
  }
}