:root {
  --color-primary: #0D4715;
  --color-secondary: #41644A;
  --color-tertiary: #E9762B;
  --color-quaternary: #EBE1D1;
  --color-accent: #E9762B;
  --color-white: #ffffff;
  --color-gray-light: #f8f9fa;
  --color-gray: #6c757d;
  --color-dark: #212529;
  --font-primary: 'Poppins', sans-serif;
  --transition: all 0.3s ease;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.7;
  font-size: 1.125rem;
  color: var(--color-dark);
  background: var(--color-white);
  overflow-x: hidden;
}

.navbar-brand {
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

.navbar-fixed {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  padding: 1rem 0;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid rgba(13, 71, 21, 0.1);
}

.nav-link {
  font-weight: 500;
  color: var(--color-dark);
  transition: var(--transition);
  padding: 0.5rem 1rem;
}

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

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(13, 71, 21, 0.2);
}

.btn-outline-primary {
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  transition: var(--transition);
}

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

.hero-academy {
  min-height: 100vh;
  padding: 11rem 0 6rem;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(235, 225, 209, 0.3) 0%, rgba(65, 100, 74, 0.08) 100%);
}

.hero-academy h1 {
  color: var(--color-primary);
  line-height: 1.2;
}

.hero-academy .lead {
  font-size: 1.25rem;
  color: var(--color-gray);
}

.hero-academy__visual img {
  width: 100%;
  box-shadow: 0 20px 60px rgba(13, 71, 21, 0.2);
  border-radius: 20px;
  transition: var(--transition);
}

.hero-academy__visual img:hover {
  transform: scale(1.02);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
}

.gallery-item img {
  transition: var(--transition);
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  padding: 1.5rem;
  color: white;
  transform: translateY(100%);
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay h5 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.filter-box {
  padding: 2.5rem;
  border-radius: 16px;
  height: 100%;
  transition: var(--transition);
}

.filter-box.perfect {
  background: linear-gradient(135deg, rgba(13, 71, 21, 0.05), rgba(65, 100, 74, 0.1));
  border: 2px solid var(--color-primary);
}

.filter-box.avoid {
  background: linear-gradient(135deg, rgba(233, 118, 43, 0.05), rgba(235, 225, 209, 0.1));
  border: 2px solid var(--color-tertiary);
}

.filter-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.filter-box h3 {
  color: var(--color-primary);
}

.filter-box.avoid h3 {
  color: var(--color-tertiary);
}

.filter-box ul li {
  padding: 0.5rem 0;
  font-size: 1.1rem;
}

.method-panel {
  padding: 3rem 2rem;
  text-align: center;
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  height: 100%;
}

.method-panel:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.method-icon {
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

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

.nav-tabs {
  border-bottom: 2px solid var(--color-quaternary);
}

.nav-tabs .nav-link {
  border: none;
  color: var(--color-gray);
  font-weight: 600;
  padding: 1rem 1.5rem;
  border-bottom: 3px solid transparent;
}

.nav-tabs .nav-link:hover {
  border-color: transparent;
  color: var(--color-primary);
}

.nav-tabs .nav-link.active {
  color: var(--color-primary);
  border-bottom: 3px solid var(--color-primary);
  background: transparent;
}

.tab-content {
  padding: 3rem;
  background: white;
  border-radius: 0 0 16px 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.lesson-demo {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.lesson-step {
  padding-left: 3rem;
  position: relative;
}

.step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.error-box {
  background: linear-gradient(135deg, rgba(233, 118, 43, 0.1), rgba(235, 225, 209, 0.2));
  padding: 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-tertiary);
}

.error-box h4 {
  color: var(--color-tertiary);
}

.error-box ul li {
  padding: 0.5rem 0;
  color: var(--color-dark);
}

.rule-box {
  background: linear-gradient(135deg, rgba(13, 71, 21, 0.1), rgba(65, 100, 74, 0.15));
  padding: 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-primary);
}

.rule-box h4 {
  color: var(--color-primary);
}

.tools-list {
  list-style: none;
  padding: 0;
}

.tools-list li {
  padding: 0.75rem 0;
  font-size: 1.1rem;
  color: var(--color-dark);
}

.toolboard {
  background: var(--color-gray-light);
  padding: 2rem;
  border-radius: 16px;
}

.tool-icon {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
  color: var(--color-primary);
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.tool-icon:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  background: var(--color-primary);
  color: white;
}

.feedback-content {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.feedback-list {
  list-style: none;
  padding: 0;
}

.feedback-list li {
  padding: 1rem 0;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--color-quaternary);
}

.feedback-list li:last-child {
  border-bottom: none;
}

.accordion-button {
  font-weight: 600;
  color: var(--color-primary);
}

.accordion-button:not(.collapsed) {
  background: var(--color-quaternary);
  color: var(--color-primary);
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--color-primary);
}

.resource-item {
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-quaternary);
}

.resource-item:last-child {
  border-bottom: none;
}

.resource-item img {
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.resource-item img:hover {
  transform: scale(1.03);
}

.testimonial-featured {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border-left: 5px solid var(--color-primary);
}

.testimonial-avatar {
  color: var(--color-primary);
}

.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  height: 100%;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.faq-item {
  background: white;
  margin-bottom: 1rem;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  cursor: pointer;
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.faq-question {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-quaternary);
}

.faq-question h4 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--color-primary);
  font-weight: 600;
}

.faq-question i {
  color: var(--color-primary);
  transition: var(--transition);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: white;
}

.faq-answer.active {
  max-height: 300px;
  padding: 1.5rem 2rem;
}

.faq-item:hover .faq-question i {
  transform: rotate(180deg);
}

.orientation-list {
  list-style: none;
  padding: 0;
  font-size: 1.15rem;
}

.orientation-list li {
  padding: 0.75rem 0;
  color: var(--color-dark);
}

.contact-form {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.form-label {
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.form-control {
  border: 2px solid var(--color-quaternary);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(13, 71, 21, 0.15);
}

.error-message {
  color: var(--color-tertiary);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: block;
}

footer {
  background: var(--color-dark);
  color: white;
}

footer a {
  text-decoration: none;
  transition: var(--transition);
}

footer a:hover {
  color: var(--color-quaternary);
}

.cookie-banner {
  position: fixed;
  bottom: -100%;
  left: 0;
  right: 0;
  background: rgba(13, 71, 21, 0.95);
  backdrop-filter: blur(10px);
  color: white;
  padding: 1.5rem 0;
  z-index: 9999;
  transition: bottom 0.5s ease;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
}

.cookie-banner.show {
  bottom: 0;
}

.cookie-banner.hide {
  bottom: -100%;
}

.cookie-banner a {
  color: var(--color-quaternary);
  text-decoration: underline;
}

.cookie-banner .btn-outline-light {
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  transition: var(--transition);
  border-color: white;
  color: white;
}

.cookie-banner .btn-outline-light:hover {
  background: white;
  color: var(--color-primary);
}

@media (max-width: 991px) {
  .hero-academy {
    padding: 9rem 0 4rem;
  }

  .hero-academy h1 {
    font-size: 2.5rem;
  }

  .navbar-toggler {
    border-color: var(--color-primary);
  }

  .nav-link {
    padding: 0.75rem 0;
  }

  .method-panel {
    margin-bottom: 2rem;
  }

  .tab-content {
    padding: 2rem 1.5rem;
  }

  .lesson-demo {
    padding: 1.5rem;
  }

  .contact-form {
    padding: 2rem;
  }

  .testimonial-featured {
    padding: 2rem;
  }
}

@media (max-width: 767px) {
  body {
    font-size: 1rem;
  }

  .hero-academy h1 {
    font-size: 2rem;
  }

  .hero-academy .lead {
    font-size: 1.1rem;
  }

  .btn-lg {
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
  }

  .display-5 {
    font-size: 2rem;
  }

  .gallery-item img {
    height: 200px;
  }

  .filter-box {
    padding: 1.5rem;
  }

  .method-panel {
    padding: 2rem 1.5rem;
  }

  .cookie-banner {
    padding: 1rem 0;
  }

  .cookie-banner .btn {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
  }
}