:root {
  --font-primary: "system-ui", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  --font-secondary: "Georgia", "Times New Roman", Times, serif;

  --color-text-light: #1a1a1a;
  --color-background-light: #fdfdfd;
  --color-primary-light: #005f73;
  --color-secondary-light: #0a9396;
  --color-accent-light: #e9d8a6;
  --color-subtle-background-light: #f1f1f1;
  --color-border-light: #dcdcdc;
  --color-card-background-light: #ffffff;
  --color-shadow-light: rgba(0, 0, 0, 0.07);

  --color-text-dark: #e0e0e0;
  --color-background-dark: #121212;
  --color-primary-dark: #94d2bd;
  --color-secondary-dark: #0a9396;
  --color-accent-dark: #ee9b00;
  --color-subtle-background-dark: #1e1e1e;
  --color-border-dark: #3a3a3a;
  --color-card-background-dark: #242424;
  --color-shadow-dark: rgba(0, 0, 0, 0.25);

  --text-color: var(--color-text-light);
  --background-color: var(--color-background-light);
  --primary-color: var(--color-primary-light);
  --secondary-color: var(--color-secondary-light);
  --accent-color: var(--color-accent-light);
  --subtle-background-color: var(--color-subtle-background-light);
  --border-color: var(--color-border-light);
  --card-background-color: var(--color-card-background-light);
  --shadow-color: var(--color-shadow-light);

  --spacing-xs: 4px;
  --spacing-s: 8px;
  --spacing-m: 16px;
  --spacing-l: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-xxxl: 64px;

  --font-size-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --font-size-h1: clamp(2.5rem, 1.5rem + 5vw, 4.5rem);
  --font-size-h2: clamp(2rem, 1.25rem + 3.75vw, 3.5rem);
  --font-size-h3: clamp(1.5rem, 1.1rem + 2vw, 2.25rem);
  --font-size-h4: clamp(1.2rem, 1rem + 1vw, 1.5rem);
  --line-height-base: 1.65;
  --line-height-heading: 1.2;

  --border-radius-small: 4px;
  --border-radius-medium: 8px;
  --border-radius-large: 16px;

  --transition-fast: 0.2s ease-in-out;
  --transition-medium: 0.4s ease-in-out;
  --transition-slow: 0.6s ease-in-out;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text-color: var(--color-text-dark);
    --background-color: var(--color-background-dark);
    --primary-color: var(--color-primary-dark);
    --secondary-color: var(--color-secondary-dark);
    --accent-color: var(--color-accent-dark);
    --subtle-background-color: var(--color-subtle-background-dark);
    --border-color: var(--color-border-dark);
    --card-background-color: var(--color-card-background-dark);
    --shadow-color: var(--color-shadow-dark);
  }
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text-color);
  background-color: var(--background-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-medium),
    color var(--transition-medium);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: var(--line-height-heading);
  margin-bottom: var(--spacing-m);
  color: var(--primary-color);
}

h1 {
  font-size: var(--font-size-h1);
}
h2 {
  font-size: var(--font-size-h2);
}
h3 {
  font-size: var(--font-size-h3);
}
h4 {
  font-size: var(--font-size-h4);
}

p {
  margin-bottom: var(--spacing-m);
  max-width: 75ch;
}

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

a:hover,
a:focus {
  color: var(--primary-color);
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

ul,
ol {
  list-style-position: inside;
  padding-left: var(--spacing-m);
  margin-bottom: var(--spacing-m);
}

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

button {
  font-family: var(--font-primary);
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-l);
  padding-right: var(--spacing-l);
}

section {
  padding-top: var(--spacing-xxxl);
  padding-bottom: var(--spacing-xxxl);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xxl);
}

.section-header h2 {
  margin-bottom: var(--spacing-s);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-color);
  opacity: 0.8;
}

.main-header {
  padding-top: var(--spacing-l);
  padding-bottom: var(--spacing-l);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background-color: color-mix(
    in srgb,
    var(--background-color) 90%,
    transparent
  );
  backdrop-filter: blur(8px);
  z-index: 100;
  transition: border-color var(--transition-medium);
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo:hover {
  text-decoration: none;
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-weight: 500;
  font-size: 1rem;
  text-decoration: none;
  position: relative;
  padding: var(--spacing-s) 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--secondary-color);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.main-nav a:hover::after,
.main-nav a:focus::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-button {
  background-color: var(--primary-color);
  color: var(--background-color);
  padding: var(--spacing-s) var(--spacing-l);
  border-radius: var(--border-radius-medium);
  transition: background-color var(--transition-fast),
    transform var(--transition-fast);
}

.nav-button:hover,
.nav-button:focus {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
  text-decoration: none;
  color: var(--background-color);
}

.nav-button:hover::after {
  transform: scaleX(0);
}

.hero {
  padding-top: calc(var(--spacing-xxxl) * 1.5);
  padding-bottom: calc(var(--spacing-xxxl) * 1.5);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxxl);
  align-items: center;
}

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

.hero .subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.cta-button {
  display: inline-block;
  background-color: var(--secondary-color);
  color: var(--background-color);
  font-size: 1.1rem;
  font-weight: 700;
  padding: var(--spacing-m) var(--spacing-xxl);
  border-radius: 50px;
  text-decoration: none;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px
    color-mix(in srgb, var(--secondary-color) 40%, transparent);
}

.cta-button:hover,
.cta-button:focus {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 20px
    color-mix(in srgb, var(--secondary-color) 50%, transparent);
  color: var(--background-color);
  text-decoration: none;
}

.hero-image img {
  border-radius: var(--border-radius-large);
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.tools-section {
  background-color: var(--subtle-background-color);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.tool-card {
  background-color: var(--card-background-color);
  border: 1px solid var(--border-color);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-large);
  text-align: center;
  transition: transform var(--transition-medium),
    box-shadow var(--transition-medium);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.tool-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
}

.tool-icon {
  margin-bottom: var(--spacing-l);
}

.tool-icon svg {
  color: var(--secondary-color);
  width: 48px;
  height: 48px;
  margin: 0 auto;
}

.tool-card h3 {
  font-size: var(--font-size-h4);
  color: var(--primary-color);
}

.tool-card p {
  font-size: 0.95rem;
  opacity: 0.85;
}

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

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xxl);
}

.comparison-column {
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-large);
  border: 1px solid var(--border-color);
}

.column-chaos {
  background-color: color-mix(
    in srgb,
    var(--accent-color) 10%,
    var(--subtle-background-color)
  );
}

.column-structure {
  background-color: color-mix(
    in srgb,
    var(--secondary-color) 10%,
    var(--subtle-background-color)
  );
}

.comparison-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-m);
  margin-bottom: var(--spacing-l);
}

.comparison-header svg {
  flex-shrink: 0;
  color: var(--primary-color);
}

.comparison-column h3 {
  margin-bottom: 0;
}

.comparison-column ul {
  list-style: none;
  padding-left: 0;
}

.comparison-column li {
  padding-left: var(--spacing-xl);
  position: relative;
  margin-bottom: var(--spacing-m);
}

.comparison-column li::before {
  content: "";
  width: 16px;
  height: 16px;
  position: absolute;
  left: 0;
  top: 6px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.column-chaos li::before {
  content: "✖";
  color: #ca3c3c;
}

.column-structure li::before {
  content: "✔";
  color: #0a9396;
}

.myth-busting-section,
.faq-section {
  background-color: var(--subtle-background-color);
}

.accordion {
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-medium);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

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

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--spacing-l);
  text-align: left;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-color);
}

.accordion-header svg {
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: var(--spacing-m);
}

.accordion-item.active .accordion-header svg {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium),
    padding var(--transition-medium);
}

.accordion-content p {
  padding: 0 var(--spacing-l) var(--spacing-l);
  margin: 0;
  opacity: 0.9;
  font-size: 1rem;
  line-height: 1.7;
}

.lead-magnet-section {
  background-color: var(--primary-color);
  color: var(--background-color);
}

.lead-magnet-section .section-header h2,
.lead-magnet-section .section-header p {
  color: var(--background-color);
}

.lead-magnet-content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
  background-color: var(--card-background-color);
  padding: var(--spacing-xxl);
  border-radius: var(--border-radius-large);
}

.lead-magnet-text {
  color: var(--text-color);
}

.lead-magnet-text h2 {
  color: var(--primary-color);
}

.lead-magnet-text h3 {
  color: var(--secondary-color);
  margin-top: -10px;
  margin-bottom: var(--spacing-m);
}

.lead-magnet-content img {
  border-radius: var(--border-radius-medium);
  box-shadow: 0 10px 20px var(--shadow-color);
}

.guide-form {
  display: flex;
  gap: var(--spacing-s);
  margin-top: var(--spacing-l);
}

.guide-form input {
  flex-grow: 1;
  padding: var(--spacing-m);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-medium);
  font-size: 1rem;
  background-color: var(--subtle-background-color);
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.guide-form input:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px
    color-mix(in srgb, var(--secondary-color) 30%, transparent);
}

.guide-form button {
  background-color: var(--secondary-color);
  color: var(--background-color);
  padding: var(--spacing-m) var(--spacing-xl);
  border-radius: var(--border-radius-medium);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.guide-form button:hover {
  background-color: var(--primary-color);
  transform: scale(1.05);
}

.form-thank-you {
  margin-top: var(--spacing-l);
  padding: var(--spacing-m);
  background-color: color-mix(in srgb, var(--secondary-color) 20%, transparent);
  border: 1px solid var(--secondary-color);
  border-radius: var(--border-radius-medium);
}

.how-to-start-section {
  background-color: var(--background-color);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.step-card {
  position: relative;
  padding: var(--spacing-xl);
  padding-top: var(--spacing-xxl);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-medium);
  background-color: var(--card-background-color);
}

.step-number {
  position: absolute;
  top: -20px;
  left: var(--spacing-l);
  background-color: var(--secondary-color);
  color: var(--background-color);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  border: 3px solid var(--background-color);
}

.step-card h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-s);
}

.testimonials-section {
  background-color: var(--subtle-background-color);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.testimonial-card {
  background-color: var(--card-background-color);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-medium);
  border-left: 5px solid var(--secondary-color);
  box-shadow: 0 5px 15px var(--shadow-color);
}

.testimonial-card p {
  font-family: var(--font-secondary);
  font-style: italic;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-m);
  position: relative;
}

.testimonial-card p::before {
  content: "“";
  font-family: var(--font-secondary);
  font-size: 4rem;
  color: var(--primary-color);
  opacity: 0.2;
  position: absolute;
  top: -1.5rem;
  left: -1.5rem;
  z-index: 0;
  line-height: 1;
}

.testimonial-card footer {
  font-weight: 600;
  color: var(--primary-color);
  text-align: right;
  font-style: normal;
}

.faq-link {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.faq-link a {
  font-weight: 600;
  font-size: 1.1rem;
}

.main-footer {
  background-color: var(--subtle-background-color);
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-xxxl);
  padding-bottom: var(--spacing-l);
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-xxl);
  margin-bottom: var(--spacing-xxl);
}

.footer-column h4 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-l);
  color: var(--primary-color);
}

.footer-column p,
.footer-column li {
  opacity: 0.8;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: var(--spacing-s);
}

.footer-column a {
  text-decoration: none;
  color: var(--text-color);
  opacity: 0.8;
}

.footer-column a:hover {
  opacity: 1;
  color: var(--secondary-color);
  text-decoration: none;
}

.contact-column a {
  color: var(--secondary-color);
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-l);
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.7;
}

#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--card-background-color);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -5px 20px var(--shadow-color);
  padding: var(--spacing-m) 0;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform var(--transition-medium);
}

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

#cookie-banner .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xl);
}

#cookie-banner p {
  margin: 0;
  opacity: 0.9;
}

#cookie-banner a {
  font-weight: 600;
}

#cookie-accept {
  background-color: var(--primary-color);
  color: var(--background-color);
  padding: var(--spacing-s) var(--spacing-xl);
  border-radius: var(--border-radius-medium);
  white-space: nowrap;
  transition: background-color var(--transition-fast);
}

#cookie-accept:hover {
  background-color: var(--secondary-color);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-image {
    grid-row: 1;
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: var(--spacing-m);
    padding-right: var(--spacing-m);
  }

  .main-nav {
    display: none;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .lead-magnet-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .lead-magnet-content img {
    max-width: 250px;
    margin: 0 auto var(--spacing-l);
  }

  .guide-form {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-column ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-m);
  }

  #cookie-banner .container {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-m);
  }
}