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

:root {
  --c-bg:     #eef2f7;
  --c-fg:     #0c1b2e;
  --c-muted:  #5e7a96;
  --c-accent: #1558c9;
  --c-dark:   #081422;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 5rem;

  --radius-sm: 3px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
}

html {
  background-color: var(--c-bg);
}

body {
  font-family: var(--font-body);
  color: var(--c-fg);
  background-color: var(--c-bg);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
}

h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
}

p {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  font-weight: 400;
}

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

a:visited {
  color: var(--c-accent);
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--c-bg);
  border-bottom: 1px solid #d4dce9;
  padding: var(--space-3) var(--space-4);
}

.header-inner {
  max-width: 1200px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-logo {
  width: 40px;
  height: 40px;
  display: block;
  flex-shrink: 0;
}

.header-brand {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--c-fg);
}

main {
  flex: 1;
}

section {
  padding: var(--space-6) var(--space-4);
}

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

section.dark {
  background-color: var(--c-dark);
  color: #f0f4f9;
}

.section-inner {
  max-width: 900px;
  margin-inline: auto;
}

.section-inner h2 {
  margin-bottom: var(--space-3);
  color: var(--c-fg);
}

.section-inner p {
  margin-bottom: var(--space-3);
  color: var(--c-muted);
  line-height: 1.7;
}

section.dark .section-inner p {
  color: #a8c5de;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: #f0f4f9;
  border-top: 1px solid #d4dce9;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
  padding: var(--space-4);
  display: none;
}

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

.cookie-banner.hidden {
  display: none;
}

.cookie-inner {
  max-width: 1200px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.cookie-text h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-1);
}

.cookie-text p {
  font-size: 0.95rem;
  color: var(--c-muted);
  line-height: 1.5;
}

.cookie-text a {
  color: var(--c-accent);
  font-weight: 500;
}

.cookie-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.cookie-btn {
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 200ms ease;
}

.cookie-btn-primary {
  background-color: var(--c-accent);
  color: white;
}

.cookie-btn-primary:hover {
  background-color: #0f47a1;
}

.cookie-btn-secondary {
  background-color: transparent;
  color: var(--c-fg);
  border: 1px solid #d4dce9;
}

.cookie-btn-secondary:hover {
  background-color: #e5eaf2;
}

.cookie-customize-panel {
  display: none;
  border-top: 1px solid #d4dce9;
  padding-top: var(--space-4);
  margin-top: var(--space-4);
}

.cookie-customize-panel.show {
  display: block;
}

.cookie-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.cookie-category {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.cookie-category input[type="checkbox"] {
  margin-top: 3px;
  cursor: pointer;
}

.cookie-category label {
  cursor: pointer;
  font-size: 0.95rem;
}

.cookie-category-name {
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.cookie-category-desc {
  font-size: 0.85rem;
  color: var(--c-muted);
}

@media (max-width: 640px) {
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-actions {
    width: 100%;
    flex-direction: column;
  }

  .cookie-btn {
    width: 100%;
    text-align: center;
  }

  .cookie-categories {
    grid-template-columns: 1fr;
  }
}

footer {
  background-color: #081422;
  color: #f0f4f9;
  padding: var(--space-6) var(--space-4) var(--space-4);
  margin-top: auto;
  border-top: 1px solid #1a2d48;
}

.footer-inner {
  max-width: 1200px;
  margin-inline: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

.footer-col h3 {
  margin-bottom: var(--space-2);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: var(--space-2);
}

.footer-col a {
  color: #a8c5de;
}

.footer-col a:hover {
  color: #e0eef9;
}

.footer-copyright {
  text-align: center;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #7a93b0;
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
}

@media (max-width: 1024px) {
  section {
    padding: var(--space-4) var(--space-3);
  }

  header {
    padding: var(--space-2) var(--space-3);
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    gap: var(--space-2);
  }
}