@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&display=swap');

:root {
  --color-bg: #f4f3f0;
  --color-bg-alt: #edece8;
  --color-bg-warm: #e8e6e1;
  --color-text: #4a4845;
  --color-text-light: #7a7874;
  --color-text-lighter: #a09d99;
  --color-accent: #6b6862;
  --color-border: #d8d5d0;
  --color-white: #fafaf9;
  --color-error: #b05a5a;
  --color-success: #5a7a5a;
  --color-overlay: rgba(74, 72, 69, 0.85);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --spacing-xs: 0.45rem;
  --spacing-sm: 0.9rem;
  --spacing-md: 1.75rem;
  --spacing-lg: 3.25rem;
  --spacing-xl: 6.5rem;
  --spacing-xxl: 10rem;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --max-width: 1100px;
  --max-width-narrow: 680px;
}

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

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

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-light);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--color-accent);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4 {
  font-weight: var(--font-weight-light);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--color-text);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--color-text);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--color-text-light);
}

p {
  max-width: 60ch;
  color: var(--color-text-light);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(244, 243, 240, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-normal);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  font-size: 1.05rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.02em;
  color: var(--color-text);
  transition: opacity var(--transition-fast);
}

.brand:hover {
  opacity: 0.7;
  color: var(--color-text);
}

.nav-list {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-list a {
  font-size: 0.85rem;
  font-weight: var(--font-weight-regular);
  color: var(--color-text-light);
  letter-spacing: 0.02em;
  padding: var(--spacing-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-text-lighter);
  transition: width var(--transition-normal);
}

.nav-list a:hover {
  color: var(--color-text);
}

.nav-list a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--color-text);
  position: absolute;
  left: 0;
  transition: all var(--transition-normal);
}

.nav-toggle span:nth-child(1) {
  top: 4px;
}

.nav-toggle span:nth-child(2) {
  top: 11px;
}

.nav-toggle span:nth-child(3) {
  top: 18px;
}

.nav-toggle.active span:nth-child(1) {
  top: 11px;
  transform: rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  top: 11px;
  transform: rotate(-45deg);
}

.hero {
  padding: var(--spacing-xxl) 0;
  padding-top: calc(var(--spacing-xxl) + 72px);
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.hero h1 {
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: 1.1rem;
  line-height: 2;
}

.silence-zone {
  height: var(--spacing-xl);
}

.silence-zone--sm {
  height: var(--spacing-lg);
}

.silence-zone--lg {
  height: var(--spacing-xxl);
}

.content-section {
  padding: var(--spacing-xl) 0;
}

.content-section h2 {
  margin-bottom: var(--spacing-lg);
}

.content-section p {
  margin-bottom: var(--spacing-md);
}

.content-cluster {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.content-card {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.content-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.content-card h3 {
  margin-bottom: var(--spacing-sm);
}

.content-card p {
  font-size: 0.92rem;
}

.figure-block {
  display: flex;
  justify-content: center;
  padding: var(--spacing-lg) 0;
}

.figure-block img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.text-block {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.text-block p {
  margin-bottom: var(--spacing-md);
}

.divider {
  width: 40px;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-lg) 0;
}

.disclaimer-section {
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--color-border);
}

.disclaimer-section p {
  font-size: 0.85rem;
  color: var(--color-text-lighter);
  max-width: 65ch;
  line-height: 1.9;
}

.contact-form-section {
  padding: var(--spacing-xl) 0;
}

.form-group {
  margin-bottom: var(--spacing-md);
  position: relative;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: var(--font-weight-regular);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: var(--font-weight-light);
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-text-lighter);
  box-shadow: 0 0 0 3px rgba(160, 157, 153, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--color-error);
}

.form-group input.valid,
.form-group textarea.valid {
  border-color: var(--color-success);
}

.error-message {
  display: none;
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: var(--spacing-xs);
}

.error-message.visible {
  display: block;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--color-accent);
  cursor: pointer;
  flex-shrink: 0;
}

.checkbox-group label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  cursor: pointer;
  line-height: 1.6;
}

.checkbox-group .error-message {
  display: none;
}

.checkbox-group.has-error .error-message {
  display: block;
}

.btn {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: var(--font-weight-regular);
  letter-spacing: 0.03em;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn--primary {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.btn--primary:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  background-color: var(--color-bg-alt);
  border-color: var(--color-text-lighter);
}

.contact-info {
  padding: var(--spacing-lg) 0;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.contact-info-list li {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.contact-info-list a {
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.contact-info-list a:hover {
  color: var(--color-text);
  border-color: var(--color-text-lighter);
}

.site-footer {
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-xl);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--color-text-lighter);
  transition: color var(--transition-fast);
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-lighter);
}

.footer-legal {
  font-size: 0.78rem;
  color: var(--color-text-lighter);
  line-height: 1.5;
  margin: var(--spacing-sm) 0 0;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.footer-legal a {
  color: var(--color-text-lighter);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-legal a:hover {
  color: var(--color-text);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  padding: var(--spacing-md);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner.hidden {
  transform: translateY(100%);
}

.cookie-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.cookie-content > p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
  max-width: none;
}

.cookie-content a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-content a:hover {
  color: var(--color-accent);
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-sm);
}

.cookie-btn {
  padding: 0.6rem 1.4rem;
  font-family: var(--font-primary);
  font-size: 0.82rem;
  font-weight: var(--font-weight-regular);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: 0.02em;
}

.cookie-btn--accept {
  background-color: var(--color-text);
  color: var(--color-bg);
  border: 1px solid var(--color-text);
}

.cookie-btn--accept:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.cookie-btn--reject {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.cookie-btn--reject:hover {
  border-color: var(--color-text-lighter);
  background-color: var(--color-bg-alt);
}

.cookie-btn--settings {
  background-color: transparent;
  color: var(--color-text-light);
  border: 1px solid transparent;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cookie-btn--settings:hover {
  color: var(--color-text);
}

.cookie-settings {
  display: none;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-sm);
}

.cookie-settings.visible {
  display: block;
}

.cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.cookie-category:last-child {
  border-bottom: none;
}

.cookie-category-info h4 {
  font-size: 0.85rem;
  font-weight: var(--font-weight-regular);
  color: var(--color-text);
}

.cookie-category-info p {
  font-size: 0.78rem;
  color: var(--color-text-lighter);
  margin-top: 2px;
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-border);
  border-radius: 24px;
  transition: background-color var(--transition-fast);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--color-white);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--color-accent);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.6;
  cursor: default;
}

.cookie-settings-save {
  margin-top: var(--spacing-sm);
  padding: 0.55rem 1.2rem;
  font-family: var(--font-primary);
  font-size: 0.82rem;
  font-weight: var(--font-weight-regular);
  background-color: var(--color-text);
  color: var(--color-bg);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.cookie-settings-save:hover {
  background-color: var(--color-accent);
}

.policy-content {
  padding-top: calc(var(--spacing-xl) + 72px);
  padding-bottom: var(--spacing-xl);
}

.policy-content h1 {
  margin-bottom: var(--spacing-sm);
}

.policy-content .last-updated {
  font-size: 0.85rem;
  color: var(--color-text-lighter);
  margin-bottom: var(--spacing-xl);
}

.policy-content h2 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.policy-content h3 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  font-size: 1.05rem;
  color: var(--color-text);
}

.policy-content p {
  margin-bottom: var(--spacing-sm);
  max-width: 72ch;
}

.policy-content ul {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
  list-style: disc;
}

.policy-content li {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
  line-height: 1.7;
}

.policy-content a {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1px;
}

.policy-content a:hover {
  border-color: var(--color-text-lighter);
}

.thank-you-section {
  padding-top: calc(var(--spacing-xxl) + 72px);
  padding-bottom: var(--spacing-xxl);
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.thank-you-section h1 {
  margin-bottom: var(--spacing-md);
}

.thank-you-section p {
  margin-bottom: var(--spacing-md);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.highlight-text {
  font-size: 1.15rem;
  color: var(--color-text);
  font-weight: var(--font-weight-regular);
  line-height: 1.9;
}

.subtle-list li {
  font-size: 0.92rem;
  color: var(--color-text-light);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.7;
}

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

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-bg);
    flex-direction: column;
    padding: var(--spacing-xxl) var(--spacing-lg) var(--spacing-lg);
    gap: var(--spacing-sm);
    transition: right var(--transition-normal);
    box-shadow: var(--shadow-lg);
    z-index: 105;
  }

  .nav-list.active {
    right: 0;
  }

  .nav-list a {
    font-size: 1rem;
    padding: var(--spacing-sm) 0;
  }

  .hero {
    padding-top: calc(var(--spacing-xl) + 72px);
    min-height: 50vh;
  }

  .content-cluster {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .footer-links {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .cookie-buttons {
    flex-direction: column;
  }

  .cookie-btn {
    text-align: center;
  }

  .silence-zone {
    height: var(--spacing-lg);
  }

  .silence-zone--lg {
    height: var(--spacing-xl);
  }
}

@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .content-card {
    padding: var(--spacing-md);
  }

  .hero {
    padding-top: calc(var(--spacing-lg) + 72px);
    min-height: 40vh;
  }
}