:root {
  --color-white: #fafafa;
  --color-off-white: #f5f5f5;
  --color-gray-light: #e8e8e8;
  --color-gray: #9ca3af;
  --color-gray-cement: #6b7280;
  --color-slate: #475569;
  --color-slate-dark: #334155;
  --color-emerald: #10b981;
  --color-emerald-soft: #34d399;
  --color-text: #1f2937;
  --color-text-light: #4b5563;
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.08);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(250, 250, 250, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-soft);
  height: var(--header-height);
}

.navbar {
  padding: 0.75rem 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.brand-text {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  letter-spacing: -0.02em;
}

.nav-link {
  color: var(--color-text-light);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  transition: color 0.2s ease;
}

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

.btn-cta {
  background: linear-gradient(135deg, var(--color-emerald) 0%, var(--color-emerald-soft) 100%);
  color: var(--color-white);
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-cta:hover {
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.hero-section {
  position: relative;
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-white) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.min-vh-80 {
  min-height: 80vh;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-slate-dark);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-emerald);
  font-weight: 500;
  margin-bottom: 1rem;
}

.hero-text {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-image-wrapper {
  position: relative;
}

.hero-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
}

.content-section {
  padding: 6rem 0;
}

.bg-light {
  background-color: var(--color-off-white);
}

.bg-slate {
  background-color: var(--color-slate);
}

.bg-slate .section-label,
.bg-slate .section-title,
.bg-slate .section-text,
.bg-slate .highlight-text {
  color: var(--color-white);
}

.bg-slate .section-label {
  color: var(--color-emerald-soft);
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-emerald);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-slate-dark);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.section-intro {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.section-text {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.section-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
}

.info-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.info-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-light);
}

.info-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 8px;
  height: 8px;
  background-color: var(--color-emerald);
  border-radius: 50%;
}

.structure-card,
.social-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 1.5rem;
  height: 100%;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.structure-card:hover,
.social-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.card-image {
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 0.75rem;
}

.card-text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

.highlight-box {
  background-color: rgba(16, 185, 129, 0.1);
  border-left: 4px solid var(--color-emerald);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: 1.5rem;
}

.bg-slate .highlight-box {
  background-color: rgba(255, 255, 255, 0.1);
  border-left-color: var(--color-emerald-soft);
}

.highlight-text {
  font-size: 1rem;
  color: var(--color-text);
  margin: 0;
  font-style: italic;
}

.pattern-block {
  padding: 2rem 0;
}

.pattern-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-gray-light);
  line-height: 1;
  margin-bottom: 1rem;
}

.pattern-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 0.75rem;
}

.pattern-text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.pattern-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.pattern-image-full {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.framework-section {
  background-color: var(--color-white);
}

.framework-card {
  background-color: var(--color-off-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  height: 100%;
}

.framework-do {
  border-top: 4px solid var(--color-emerald);
}

.framework-dont {
  border-top: 4px solid var(--color-slate);
}

.framework-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 1.25rem;
}

.framework-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.framework-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.framework-do .framework-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-emerald);
  font-weight: 600;
}

.framework-dont .framework-list li::before {
  content: "×";
  position: absolute;
  left: 0;
  color: var(--color-slate);
  font-weight: 600;
  font-size: 1.1rem;
}

.disclaimer-note {
  background-color: var(--color-off-white);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  text-align: center;
}

.disclaimer-note p {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.faq-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-soft);
}

.faq-question {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 0.75rem;
}

.faq-answer {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.6;
}

.contact-section {
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-off-white) 100%);
}

.contact-form-wrapper {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-medium);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 0.5rem;
}

.form-control {
  border: 1px solid var(--color-gray-light);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  border-color: var(--color-emerald);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  outline: none;
}

.form-disclaimer {
  font-size: 0.8125rem;
  color: var(--color-gray-cement);
  margin: 1rem 0 1.5rem;
  line-height: 1.5;
}

.contact-info {
  text-align: center;
}

.contact-info-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-dark);
  margin-bottom: 1rem;
}

.contact-detail {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.site-footer {
  background-color: var(--color-slate-dark);
  color: var(--color-white);
  padding: 4rem 0 2rem;
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-white);
}

.footer-text {
  font-size: 0.875rem;
  color: var(--color-gray);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-gray);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--color-emerald-soft);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.copyright {
  font-size: 0.8125rem;
  color: var(--color-gray);
  margin: 0;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-slate-dark);
  padding: 1.25rem 0;
  z-index: 9999;
  display: none;
}

.cookie-banner.show {
  display: block;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.cookie-text {
  font-size: 0.875rem;
  color: var(--color-gray-light);
  margin: 0;
  flex: 1;
  min-width: 300px;
}

.cookie-text a {
  color: var(--color-emerald-soft);
}

.cookie-buttons {
  display: flex;
  gap: 0.75rem;
}

.btn-cookie-accept {
  background-color: var(--color-emerald);
  color: var(--color-white);
  border: none;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn-cookie-accept:hover {
  background-color: var(--color-emerald-soft);
}

.btn-cookie-decline {
  background-color: transparent;
  color: var(--color-gray);
  border: 1px solid var(--color-gray);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.btn-cookie-decline:hover {
  border-color: var(--color-gray-light);
  color: var(--color-gray-light);
}

@media (max-width: 991px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .hero-section {
    padding-top: calc(var(--header-height) + 2rem);
  }

  .content-section {
    padding: 4rem 0;
  }

  .navbar-collapse {
    background-color: var(--color-white);
    padding: 1rem;
    margin-top: 0.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-medium);
  }

  .btn-cta.ml-lg-3 {
    margin: 1rem 0 0;
    display: block;
    text-align: center;
  }
}

@media (max-width: 767px) {
  .hero-title {
    font-size: 1.875rem;
  }

  .hero-image-wrapper {
    margin-top: 2rem;
  }

  .section-image {
    margin-bottom: 2rem;
  }

  .pattern-image,
  .pattern-image-full {
    height: 200px;
    margin-bottom: 1rem;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .cookie-text {
    min-width: auto;
  }
}