@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700&display=swap');

:root {
  --primary-color: #0A1128;
  --accent-color: #6497B1;
  --background-color: #F8F9FA;
  --surface-color: #FFFFFF;
  --text-color: #333333;
  --text-light: #FFFFFF;
  --text-muted: #6c757d;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.1);

  --font-family: 'Lato', sans-serif;
  --spacing-xs: 4px;
  --spacing-s: 8px;
  --spacing-m: 16px;
  --spacing-l: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 64px;
  --spacing-xxxl: 120px;
  --border-radius: 12px;
  --transition-speed: 0.3s;
}

/* --- Base & Reset --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-color);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
p { margin-bottom: var(--spacing-m); }
a { color: var(--accent-color); text-decoration: none; transition: color var(--transition-speed) ease; }
a:hover { color: var(--primary-color); text-decoration: underline; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section {
  padding: var(--spacing-xxxl) 0;
  position: relative;
}

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}
.section-title h2 {
  margin-bottom: var(--spacing-m);
}
.section-title p {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-muted);
}

/* --- Header & Navigation --- */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(10, 17, 40, 0.8);
  backdrop-filter: blur(10px);
  padding: var(--spacing-m) 0;
  transition: background-color var(--transition-speed) ease;
}

.main-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  container-type: inline-size;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  text-decoration: none;
}
.logo:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: var(--spacing-l);
}
.nav-links a {
  color: var(--text-light);
  font-weight: 400;
  padding: var(--spacing-s) 0;
  position: relative;
  text-decoration: none;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: width var(--transition-speed) ease;
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a.active {
  color: var(--accent-color);
}
.nav-dropdown {
    position: relative;
}
.nav-dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--primary-color);
    min-width: 250px;
    box-shadow: 0 8px 16px var(--shadow-color);
    border-radius: 0 0 var(--spacing-s) var(--spacing-s);
    padding: var(--spacing-m);
}
.nav-dropdown:hover .nav-dropdown-content {
    display: block;
}
.nav-dropdown-content a {
    color: var(--text-light);
    padding: var(--spacing-s) var(--spacing-m);
    display: block;
    white-space: nowrap;
}
.nav-dropdown-content a:hover {
    background-color: var(--accent-color);
    text-decoration: none;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}
.mobile-menu-toggle .icon-bar {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-light);
  margin: 5px 0;
  transition: all var(--transition-speed) ease;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-light);
  padding: var(--spacing-xxxl) 0;
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--primary-color);
  opacity: 0.8;
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-content h1 {
  color: var(--text-light);
  margin-bottom: var(--spacing-l);
  max-width: 900px;
}
.hero-content p {
  font-size: 1.25rem;
  max-width: 750px;
  margin: 0 auto;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.85);
}
.hero-page {
  min-height: 40vh;
}

/* --- Features / Overview Section --- */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}
.overview-card {
  background: transparent;
  padding: var(--spacing-l);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: var(--border-radius);
  text-align: left;
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}
.overview-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px var(--shadow-color);
}
.overview-card i {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-m);
}
.overview-card h3 {
  margin-bottom: var(--spacing-s);
  font-size: 1.2rem;
}

/* --- Content Section --- */
.content-section {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--spacing-xxl);
}
.content-section img {
  border-radius: var(--border-radius);
  box-shadow: 0 15px 30px var(--shadow-color);
  object-fit: cover;
  width: 100%;
  height: 100%;
  max-height: 500px;
}

/* --- Article & Legal Pages --- */
.article-content ul, .article-content ol {
    margin-left: var(--spacing-l);
    margin-bottom: var(--spacing-m);
}
.article-content li {
    margin-bottom: var(--spacing-s);
}
.article-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: var(--spacing-m);
    margin: var(--spacing-l) 0;
    font-style: italic;
    color: var(--text-muted);
}
.editorial-cta {
    display: block;
    margin: var(--spacing-xl) auto;
    padding: var(--spacing-l);
    text-align: center;
    background-color: var(--background-color);
    border: 1px dashed var(--accent-color);
    border-radius: var(--border-radius);
    max-width: 80%;
}
.editorial-cta a {
    font-weight: 700;
    text-decoration: none;
}
.structural-diagram {
    width: 100%;
    margin: var(--spacing-xl) 0;
    border: 1px solid rgba(0,0,0,0.1);
    padding: var(--spacing-l);
    border-radius: var(--border-radius);
    background-color: #fff;
    text-align: center;
}
.structural-diagram h4 {
    margin-bottom: var(--spacing-l);
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xxl);
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-m);
  margin-bottom: var(--spacing-l);
}
.contact-info-item i {
  font-size: 1.5rem;
  color: var(--accent-color);
  margin-top: 5px;
}
.contact-info-item p {
  margin-bottom: 0;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-l);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: var(--spacing-m);
  border: 1px solid #ccc;
  border-radius: var(--spacing-s);
  font-family: var(--font-family);
  font-size: 1rem;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(100, 151, 177, 0.25);
}
.contact-form textarea {
  min-height: 150px;
  resize: vertical;
}
.contact-form .form-note {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
}
.submit-btn {
  background-color: var(--primary-color);
  color: var(--text-light);
  border: none;
  padding: var(--spacing-m) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--spacing-s);
  cursor: pointer;
  align-self: flex-start;
  transition: background-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}
.submit-btn:hover {
  background-color: var(--accent-color);
  transform: translateY(-2px);
}
.map-container {
  width: 100%;
  height: 450px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
  margin-top: var(--spacing-xl);
}
.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Footer --- */
.footer {
  background-color: var(--primary-color);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--spacing-xxl) 0;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}
.footer-col h4 {
  color: var(--text-light);
  margin-bottom: var(--spacing-m);
  font-size: 1.1rem;
}
.footer-col p, .footer-col ul {
  margin-bottom: var(--spacing-m);
}
.footer-col a {
  color: rgba(255, 255, 255, 0.7);
}
.footer-col a:hover {
  color: var(--text-light);
  text-decoration: underline;
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-xl);
  text-align: center;
}

/* --- Thank You Page --- */
.thank-you-section {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
}
.thank-you-icon {
  width: 80px;
  height: 80px;
  background: var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
}
.thank-you-icon svg {
  width: 40px;
  height: 40px;
  color: white;
}
.thank-you-section h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 20px;
}
.thank-you-section p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 30px;
}
.thank-you-section .btn {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: var(--spacing-m) var(--spacing-xl);
    border-radius: var(--spacing-s);
    text-decoration: none;
    font-weight: 700;
}
.thank-you-section .btn:hover {
    background-color: var(--accent-color);
    text-decoration: none;
}

/* --- Cookie Banner --- */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: var(--spacing-l);
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-l);
  z-index: 9999;
  box-shadow: 0 -5px 15px rgba(0,0,0,0.2);
}
#cookie-banner p {
  margin: 0;
  flex-grow: 1;
  font-size: 0.9rem;
}
#cookie-banner .cookie-buttons {
  display: flex;
  gap: var(--spacing-m);
  flex-shrink: 0;
}
#cookie-banner button {
  padding: var(--spacing-s) var(--spacing-m);
  border-radius: var(--spacing-s);
  border: none;
  cursor: pointer;
  font-weight: 700;
}
#cookie-banner .cookie-accept {
  background-color: var(--accent-color);
  color: var(--text-light);
}
#cookie-banner .cookie-decline {
  background-color: transparent;
  color: var(--text-light);
  border: 1px solid var(--accent-color);
}

/* --- Back to top button --- */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s;
    z-index: 999;
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    background-color: var(--primary-color);
    color: white;
}

/* --- Responsive Design --- */
@media (min-width: 768px) {
  .content-section {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-section.reverse {
    grid-template-columns: 1.2fr 0.8fr;
  }
  .contact-grid {
    grid-template-columns: 1fr 1.5fr;
  }
}

@media (max-width: 1024px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--primary-color);
    flex-direction: column;
    padding: var(--spacing-l) 0;
    text-align: center;
  }
  .nav-links.active {
    display: flex;
  }
  .nav-links li {
    width: 100%;
  }
  .nav-links a {
    display: block;
    padding: var(--spacing-m) 0;
    width: 100%;
  }
  .nav-links a::after {
      display: none;
  }
  .nav-dropdown > a {
      pointer-events: none;
  }
  .nav-dropdown-content {
      position: static;
      display: block;
      background: none;
      box-shadow: none;
      padding: 0;
      min-width: unset;
  }
  .nav-dropdown-content a {
      padding-left: var(--spacing-xl);
      color: var(--text-muted);
  }
  .mobile-menu-toggle {
    display: block;
  }
  .mobile-menu-toggle.active .icon-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .mobile-menu-toggle.active .icon-bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-toggle.active .icon-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  #cookie-banner {
    flex-direction: column;
    text-align: center;
  }
}