:root {
  --color-primary: #121212;
  --color-secondary: #1E1E1E;
  --color-accent: #4C6FFF;
  --color-accent-hover: #3a5ae0;
  --color-gold: #FFD700;
  --color-gold-hover: #E6C300;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #B0B0B0;
  --color-success: #36B37E;
  --color-warning: #FFAB00;
  --color-danger: #FF5252;
  --color-border: #2A2A2A;
  --color-card-bg: #1A1A1A;
  --color-overlay: rgba(0, 0, 0, 0.7);
  --transition-default: all 0.3s ease;
}

body {
  font-family: 'Open Sans', sans-serif;
  background-color: var(--color-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}


h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: 1rem;
}

.card-title, li, .text-muted {
  color: var(--color-text-primary) !important;
}

.accordion-body p {
  color: var(--color-text-primary);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

h2:after {
  content: '';
  position: absolute;
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  bottom: 0;
  left: 0;
}

h3 {
  font-size: 1.5rem;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--transition-default);
}

a:hover {
  color: var(--color-gold);
  text-decoration: none;
}

p {
  margin-bottom: 1.5rem;
}

.text-gold {
  color: var(--color-gold);
}

.text-accent {
  color: var(--color-accent);
}


.header-main {
  background-color: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  transition: var(--transition-default);
}

.header-main.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(10, 10, 10, 0.98);
}

.navbar-dark .navbar-nav .nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: 0.5rem 1rem;
  position: relative;
}

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

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--color-text-primary);
}

.navbar-dark .navbar-nav .nav-link:hover:after,
.navbar-dark .navbar-nav .nav-link.active:after {
  width: 60%;
}

.dynamic-header-indicator {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-gold) 100%);
  z-index: 1001;
  width: 0;
  transition: width 0.1s ease-out;
}


.btn {
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  border-radius: 4px;
  transition: var(--transition-default);
}

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

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(76, 111, 255, 0.3);
}

.btn-outline-primary {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-outline-primary:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-gold {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
  color: #000;
}

.btn-gold:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}


.card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: var(--transition-default);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.card-img-top {
  height: 180px;
  object-fit: cover;
  background-color: var(--color-secondary);
}

.card-body {
  padding: 1.5rem;
}

.card-title {
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
}

.card-title i {
  color: var(--color-accent);
  margin-right: 0.5rem;
}

.card-text {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}


.feature-card {
  padding: 2rem;
  border-radius: 8px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  height: 100%;
  transition: var(--transition-default);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border-color: var(--color-accent);
}

.feature-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gold) 100%);
  border-radius: 12px;
  margin-bottom: 1.5rem;
}


.hero-section {
  padding: 6rem 0;
  background-color: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/energy-portfolio.jpg') no-repeat center center;
  background-size: cover;
  opacity: 0.2;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-section h1 {
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.hero-section p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--color-text-secondary);
}


.section {
  padding: 5rem 0;
}

.section-dark {
  background-color: var(--color-secondary);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  display: inline-block;
}

.section-title h2:after {
  left: 50%;
  transform: translateX(-50%);
}


.form-control {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 0.75rem 1rem;
  border-radius: 4px;
}

.form-control:focus {
  background-color: var(--color-card-bg);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.25rem rgba(76, 111, 255, 0.25);
  color: var(--color-text-primary);
}

.form-label {
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.form-check-input {
  background-color: var(--color-card-bg);
  border-color: var(--color-border);
}

.form-check-input:checked {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.form-select {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.contact-form {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 2rem;
}


.footer-dark {
  background-color: var(--color-secondary);
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
}

.footer-link {
  color: var(--color-text-secondary);
  display: inline-block;
  margin-bottom: 0.75rem;
  transition: var(--transition-default);
}

.footer-link:hover {
  color: var(--color-accent);
  transform: translateX(5px);
}

.contact-list li {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
}

.contact-list i {
  color: var(--color-accent);
  width: 20px;
}

.disclaimer-text {
  font-size: 0.85rem;
}


.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  padding: 1rem 0;
  z-index: 9999;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.cookie-text {
  flex: 1;
}

.cookie-text h5 {
  margin-bottom: 0.5rem;
}

.cookie-text p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}


.modal-content {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.modal-header, .modal-footer {
  border-color: var(--color-border);
}


.table {
  color: var(--color-text-primary);
}

.table tbody tr {
  border-color: var(--color-border);
}


.chart-container {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.5rem;
  height: 100%;
}

.chart-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
}


.grid-item {
  padding: 10px;
}

.isotope-filters {
  margin-bottom: 2rem;
}

.isotope-filters .btn {
  margin: 0 0.25rem 0.5rem;
}


.fade-in {
  animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline:before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: 2rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item:before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.5rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-accent);
}


.progress {
  height: 0.75rem;
  background-color: var(--color-border);
  border-radius: 4px;
  margin-bottom: 1.5rem;
}

.progress-bar {
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-gold) 100%);
  border-radius: 4px;
}


.badge {
  padding: 0.35em 0.65em;
  font-weight: 600;
  border-radius: 4px;
}

.badge-accent {
  background-color: var(--color-accent);
  color: white;
}

.badge-gold {
  background-color: var(--color-gold);
  color: black;
}


.masonry-grid {
  margin: 0 -15px;
}

.masonry-item {
  width: 100%;
  padding: 15px;
}

@media (min-width: 576px) {
  .masonry-item {
    width: 50%;
  }
}

@media (min-width: 992px) {
  .masonry-item {
    width: 33.333%;
  }
}


.dashboard-card {
  border-radius: 8px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  height: 100%;
  transition: var(--transition-default);
  overflow: hidden;
}

.dashboard-card-header {
  padding: 1rem 1.5rem;
  background-color: rgba(0,0,0,0.1);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dashboard-card-body {
  padding: 1.5rem;
}


.stat-box {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--color-card-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  height: 100%;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  color: var(--color-text-secondary);
  font-weight: 600;
}


@media (max-width: 767px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero-section {
    padding: 4rem 0;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .cookie-buttons {
    margin-top: 1rem;
    justify-content: flex-start;
    width: 100%;
  }
}


.iti {
  width: 100%;
  margin-bottom: 1rem;
}

.iti__flag-container {
  background-color: var(--color-card-bg) !important;
}

.iti__country-list {
  background-color: var(--color-card-bg) !important;
  color: var(--color-text-primary) !important;
  border-color: var(--color-border) !important;
}

.iti__country {
  padding: 8px 10px !important;
  transition: var(--transition-default);
}

.iti__country:hover {
  background-color: var(--color-secondary) !important;
}

.iti__country.iti__highlight {
  background-color: var(--color-accent) !important;
}


.thank-you-container {
  text-align: center;
  padding: 5rem 0;
  max-width: 600px;
  margin: 0 auto;
}

.thank-you-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 2rem;
}

.thank-you-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.thank-you-text {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.thank-you-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}