:root {
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray: #f8f9fa;
  --color-dark-gray: #1d1d1d;
  --color-primary: #fc6601;
  --color-secondary: #000000;
  --color-tertiary: #666666;
  --color-light-bg: #f5f5f5;
  --color-title: #000000;
  --color-body: #666666;
  --color-text: #444444;
}

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

html,
body {
  scroll-behavior: smooth;
}

body {
  font-family: 'Epilogue', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--color-body);
  background-color: var(--color-white);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  padding-top: 90px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Rubik', 'Segoe UI', sans-serif;
  color: var(--color-title);
  font-weight: 700;
  line-height: 1.2;
}

main {
  flex: 1;
}

.navbar {
  background-color: var(--color-white);
  box-shadow: 0 2px 15px rgba(0,0,0,0.08);
  padding: 15px 0;
  z-index: 999;
  transition: all 0.3s ease;
}

.navbar-brand img {
  max-height: 50px;
  transition: transform 0.3s ease;
}

.navbar-brand img:hover {
  transform: scale(1.05);
}

.nav-link {
  color: var(--color-black) !important;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-left: 25px;
  transition: all 0.3s ease;
  font-size: 14px;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.nav-link:hover::after, 
.nav-link:focus::after, 
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover, 
.nav-link:focus, 
.nav-link.active {
  color: var(--color-primary) !important;
}

.btn-primary-custom {
  background-color: var(--color-primary);
  border: 2px solid var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  padding: 12px 30px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  display: inline-block;
}

.btn-primary-custom:hover {
  background-color: transparent;
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(252, 102, 1, 0.2);
}

.btn-secondary-custom {
  background-color: transparent;
  border: 2px solid var(--color-black);
  color: var(--color-black);
  font-weight: 600;
  padding: 12px 30px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  display: inline-block;
}

.btn-secondary-custom:hover {
  background-color: var(--color-black);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 15px 40px;
  font-size: 15px;
}

.footer {
  background-color: var(--color-dark-gray);
  color: var(--color-white);
  padding: 60px 0 30px;
  margin-top: 60px;
}

.footer h4,
.footer h5 {
  color: var(--color-white);
  margin-bottom: 25px;
  font-size: 18px;
}

.footer a {
  color: var(--color-primary);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 14px;
}

.footer a:hover {
  color: var(--color-white);
  padding-left: 5px;
}

.footer-logo {
  max-height: 50px;
}

.footer-copy {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

.image-placeholder {
  background-color: var(--color-light-bg);
  border: 2px dashed #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-style: italic;
  text-align: center;
  padding: 20px;
  width: 100%;
  border-radius: 4px;
}

.image-placeholder-hero {
  height: 400px;
}

.image-placeholder-card {
  height: 200px;
  border-bottom: none;
  border-radius: 4px 4px 0 0;
}

.image-placeholder-icon {
  height: 100px;
  width: 100px;
  border-radius: 50%;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--color-primary) 0%, rgba(252, 102, 1, 0.7) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 50px;
  font-weight: 700;
  font-size: 36px;
}

.section-title::after {
  content: "";
  position: absolute;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, rgba(252, 102, 1, 0.3) 100%);
  bottom: -15px;
  left: 0;
  border-radius: 2px;
}

.text-primary-custom { 
  color: var(--color-primary);
  font-weight: 600;
}

.text-secondary-custom { 
  color: var(--color-secondary); 
}

.text-tertiary-custom { 
  color: var(--color-tertiary); 
}

.text-muted {
  color: var(--color-body) !important;
  line-height: 1.8;
}

section {
  scroll-behavior: smooth;
}

.bg-light {
  background-color: var(--color-light-bg) !important;
}

.bg-dark {
  background-color: var(--color-dark-gray) !important;
}

.bg-dark h1,
.bg-dark h2,
.bg-dark h3,
.bg-dark h4,
.bg-dark h5,
.bg-dark h6 {
  color: var(--color-white);
}

.bg-dark p,
.bg-dark span {
  color: var(--color-white);
}

.py-5 {
  padding-top: 80px !important;
  padding-bottom: 80px !important;
}

.card {
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
  border-color: var(--color-primary);
}

.card h4 {
  margin-top: 15px;
  margin-bottom: 15px;
  color: var(--color-title);
}

.display-4,
.display-5 {
  font-family: 'Rubik', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

.display-4 {
  font-size: 48px;
}

.display-5 {
  font-size: 42px;
}

.lead {
  font-size: 18px;
  line-height: 1.8;
  color: var(--color-body);
  font-weight: 400;
}

.fw-medium {
  font-weight: 600;
}

.rounded {
  border-radius: 8px;
}

.shadow-sm {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.gap-3 {
  gap: 20px;
}

.icon-feature {
  font-size: 48px;
  display: inline-block;
  transition: all 0.3s ease;
}

.card:hover .icon-feature {
  font-size: 56px;
  transform: scale(1.1);
}

@media (max-width: 768px) {
  body {
    padding-top: 75px;
    font-size: 15px;
  }

  .navbar {
    padding: 10px 0;
  }

  .navbar-brand img {
    max-height: 40px;
  }

  .nav-link {
    margin-left: 15px;
    font-size: 12px;
    padding: 8px 0 !important;
  }

  .py-5 {
    padding-top: 50px !important;
    padding-bottom: 50px !important;
  }

  .display-4 {
    font-size: 28px;
    margin-bottom: 20px !important;
  }

  .display-5 {
    font-size: 24px;
    margin-bottom: 15px !important;
  }

  .section-title {
    font-size: 24px;
    margin-bottom: 35px;
  }

  .section-title::after {
    width: 60px;
    bottom: -12px;
  }

  .lead {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .d-flex.gap-3 {
    flex-direction: column;
    gap: 12px !important;
  }

  .btn-lg {
    padding: 12px 25px;
    font-size: 13px;
    width: 100%;
  }

  .card {
    margin-bottom: 15px;
  }

  .card-body {
    padding: 20px !important;
  }

  .card h4 {
    font-size: 18px;
  }

  .icon-feature {
    font-size: 40px;
  }

  .card:hover .icon-feature {
    font-size: 44px;
  }

  p {
    margin-bottom: 15px;
  }

  .container {
    padding-left: 15px;
    padding-right: 15px;
  }

  .mb-5 {
    margin-bottom: 30px !important;
  }

  .mb-4 {
    margin-bottom: 20px !important;
  }

  .mb-3 {
    margin-bottom: 15px !important;
  }

  .footer {
    padding: 40px 0 20px;
  }

  .footer h4,
  .footer h5 {
    font-size: 16px;
    margin-bottom: 15px;
  }

  .footer a {
    font-size: 12px;
  }

  .footer-logo {
    max-height: 40px;
  }

  .px-lg-5 {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .border-start {
    border-left: 3px solid !important;
    padding-left: 15px !important;
  }

  .rounded {
    border-radius: 4px;
  }

  .gap-3 {
    gap: 10px !important;
  }

  .p-4 {
    padding: 15px !important;
  }

  .p-md-5 {
    padding: 15px !important;
  }

  .form-label {
    font-size: 13px;
    margin-bottom: 6px;
  }

  .form-control {
    font-size: 14px;
    padding: 8px 10px;
    height: auto;
  }

  textarea.form-control {
    padding: 10px;
    font-size: 14px;
    min-height: 100px;
  }

  .list-unstyled li {
    margin-bottom: 12px;
    font-size: 14px;
  }
}

@media (max-width: 576px) {
  body {
    padding-top: 70px;
    font-size: 14px;
  }

  .navbar {
    padding: 8px 0;
  }

  .navbar-brand img {
    max-height: 35px;
  }

  .nav-link {
    margin-left: 10px;
    font-size: 11px;
  }

  .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .py-5 {
    padding-top: 40px !important;
    padding-bottom: 40px !important;
  }

  .display-4 {
    font-size: 24px;
    line-height: 1.3;
  }

  .display-5 {
    font-size: 20px;
    line-height: 1.3;
  }

  .section-title {
    font-size: 20px;
    margin-bottom: 30px;
  }

  .section-title::after {
    width: 50px;
    height: 3px;
    bottom: -10px;
  }

  .lead {
    font-size: 15px;
    margin-bottom: 15px;
  }

  .d-flex.gap-3 {
    flex-direction: column;
    gap: 10px !important;
  }

  .btn-lg {
    padding: 10px 20px;
    font-size: 12px;
    width: 100%;
  }

  .card {
    margin-bottom: 12px;
  }

  .card-img-top {
    height: 150px !important;
  }

  .card-body {
    padding: 15px !important;
  }

  .card-title {
    font-size: 16px;
  }

  .card-text {
    font-size: 13px;
  }

  .icon-feature {
    font-size: 36px;
  }

  .card:hover .icon-feature {
    font-size: 40px;
  }

  .footer {
    padding: 35px 0 15px;
  }

  .footer h4,
  .footer h5 {
    font-size: 15px;
    margin-bottom: 12px;
  }

  .footer p {
    font-size: 13px;
    margin-bottom: 8px;
  }

  .footer-copy {
    padding-top: 15px;
    font-size: 12px;
  }

  h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
  }

  p {
    margin-bottom: 12px;
  }

  .shadow-sm {
    box-shadow: 0 1px 3px rgba(0,0,0,0.05) !important;
  }

  .gap-3 {
    gap: 10px !important;
  }

  .mb-5 {
    margin-bottom: 25px !important;
  }

  .mb-4 {
    margin-bottom: 18px !important;
  }

  .mb-3 {
    margin-bottom: 12px !important;
  }
}

@media (max-width: 768px) {
  .footer-logo {
    margin-left: auto !important;
    margin-right: auto !important;
    display: block;
  }
}