/* style.css */

:root {
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji",
    "Segoe UI Symbol";
  --font-secondary: "Georgia", "Times New Roman", serif;

  /* Light Theme Palette */
  --color-background: #fdfdfd;
  --color-surface: #ffffff;
  --color-primary: #005f73;
  --color-primary-dark: #004c5c;
  --color-secondary: #0a9396;
  --color-accent: #94d2bd;
  --color-highlight: #e9d8a6;
  --color-text-primary: #1e293b;
  --color-text-secondary: #475569;
  --color-text-subtle: #94a3b8;
  --color-border: #e2e8f0;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -4px rgba(0, 0, 0, 0.1);

  /* Typography */
  --font-size-base: 16px;
  --font-size-xs: 0.75rem; /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-md: 1rem; /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem; /* 20px */
  --font-size-2xl: 1.5rem; /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem; /* 36px */
  --font-size-5xl: 3rem; /* 48px */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-normal: 1.6;
  --line-height-heading: 1.2;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Borders */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-width: 1px;

  /* Transitions */
  --transition-fast: all 0.2s ease-in-out;
  --transition-medium: all 0.3s ease-in-out;
  --transition-slow: all 0.5s ease-in-out;

  /* Layout */
  --container-width: 1200px;
  --container-padding: var(--space-6);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0f172a;
    --color-surface: #1e293b;
    --color-primary: #94d2bd;
    --color-primary-dark: #ee9b00;
    --color-secondary: #0a9396;
    --color-accent: #005f73;
    --color-highlight: #ae2012;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-subtle: #64748b;
    --color-border: #334155;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2),
      0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.2),
      0 4px 6px -4px rgba(0, 0, 0, 0.2);
  }
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-background);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
  transition: var(--transition-fast);
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-heading);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--font-size-5xl);
}
h2 {
  font-size: var(--font-size-4xl);
}
h3 {
  font-size: var(--font-size-3xl);
}
h4 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--space-4);
  max-width: 75ch;
}

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

a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

ul,
ol {
  list-style-position: inside;
  padding-left: var(--space-2);
  margin-bottom: var(--space-4);
}

li {
  margin-bottom: var(--space-2);
}

strong {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

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

section {
  padding: var(--space-20) 0;
  overflow: hidden;
}

.section-header {
  text-align: center;
  margin: 0 auto var(--space-12);
  max-width: 800px;
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.button {
  display: inline-block;
  font-family: var(--font-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--border-radius-md);
  border: var(--border-width) solid transparent;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: var(--transition-medium);
}

.primary-button {
  background-color: var(--color-primary);
  color: white;
}

.primary-button:hover {
  background-color: var(--color-primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.secondary-button {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.secondary-button:hover {
  background-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.large-button {
  font-size: var(--font-size-lg);
  padding: var(--space-4) var(--space-8);
}

.full-width {
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(253, 253, 253, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: var(--border-width) solid var(--color-border);
  padding: var(--space-4) 0;
  transition: var(--transition-medium);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background-color: rgba(15, 23, 42, 0.85);
  }
}

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

.logo {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  gap: var(--space-8);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
  position: relative;
  text-decoration: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition-medium);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.hero-section {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-section .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-6);
}

.hero-content .subtitle {
  font-size: var(--font-size-xl);
  max-width: 65ch;
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 100%;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.feature-card {
  background-color: var(--color-background);
  padding: var(--space-8);
  border-radius: var(--border-radius-lg);
  border: var(--border-width) solid var(--color-border);
  transition: var(--transition-medium);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  margin-bottom: var(--space-6);
  color: var(--color-primary);
}

.feature-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

.how-it-works-section {
  position: relative;
}

.steps-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.steps-container::before {
  content: "";
  position: absolute;
  top: var(--space-8);
  bottom: var(--space-8);
  left: 23px;
  width: 2px;
  background-color: var(--color-border);
}

.step {
  display: flex;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
  position: relative;
}

.step:last-child {
  margin-bottom: 0;
}

.step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: white;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.step-content h3 {
  font-size: var(--font-size-2xl);
}

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

.target-audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.audience-card {
  padding: var(--space-8);
  border-left: 4px solid var(--color-accent);
  background-color: var(--color-background);
}

.audience-card h4 {
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.case-study-section {
  background-color: var(--color-primary);
  color: white;
}

.case-study-section h2,
.case-study-section h3,
.case-study-section p,
.case-study-section li {
  color: white;
}

.case-study-section .eyebrow {
  display: block;
  text-transform: uppercase;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.case-study-content {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--space-16);
}

.case-study-text h3 {
  font-size: var(--font-size-3xl);
}

.results-list {
  list-style: none;
  padding-left: 0;
  margin-top: var(--space-8);
}

.results-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

.results-list li::before {
  content: "✓";
  font-weight: bold;
  color: var(--color-accent);
  flex-shrink: 0;
}

.case-study-image img {
  border-radius: var(--border-radius-lg);
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  align-items: flex-start;
}

.pricing-plan {
  background-color: var(--color-background);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-plan.recommended {
  border-color: var(--color-primary);
  border-width: 2px;
  transform: scale(1.05);
  position: relative;
  overflow: hidden;
}

.recommended-badge {
  position: absolute;
  top: var(--space-6);
  right: -40px;
  background-color: var(--color-primary);
  color: white;
  padding: var(--space-1) var(--space-12);
  transform: rotate(45deg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.plan-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.plan-price {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: var(--space-2) 0;
}

.plan-price span {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-secondary);
}

.plan-features {
  margin-bottom: var(--space-8);
  flex-grow: 1;
}

.plan-features ul {
  list-style: none;
  padding: 0;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.plan-features li::before {
  content: "✓";
  color: var(--color-success);
  font-weight: bold;
  margin-top: 4px;
}

.plan-cta {
  margin-top: auto;
}

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

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
}

.testimonial-card {
  background-color: var(--color-surface);
  padding: var(--space-8);
  border-radius: var(--border-radius-lg);
  border: var(--border-width) solid var(--color-border);
}

.testimonial-card .quote {
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-text-primary);
  border-left: 4px solid var(--color-accent);
  padding-left: var(--space-4);
  margin-bottom: var(--space-6);
}

.testimonial-card .author {
  text-align: right;
}

.author-name {
  display: block;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.author-title {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-subtle);
}

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

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
}

.team-member {
  text-align: center;
}

.team-member h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
}

.team-member p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
}

.team-cta {
  text-align: center;
  margin-top: var(--space-12);
}

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

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

.faq-accordion details {
  border-bottom: var(--border-width) solid var(--color-border);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
}

.faq-accordion details[open] summary {
  color: var(--color-primary);
}

.faq-accordion summary {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
}

.faq-accordion summary::-webkit-details-marker {
  display: none;
}

.faq-accordion summary::after {
  content: "+";
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-light);
  color: var(--color-primary);
  transition: var(--transition-medium);
}

.faq-accordion details[open] summary::after {
  transform: rotate(45deg);
}

.faq-content {
  padding: var(--space-4) var(--space-2);
}

.faq-more {
  text-align: center;
  margin-top: var(--space-10);
}

.cta-section {
  background-color: var(--color-secondary);
  background-image: linear-gradient(
    45deg,
    var(--color-primary),
    var(--color-secondary)
  );
  color: white;
  text-align: center;
}

.cta-section h2,
.cta-section p,
.cta-section a {
  color: white;
}

.cta-section a {
  text-decoration: underline;
}

.cta-section a:hover {
  text-decoration: none;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: var(--font-size-4xl);
}

.quick-registration-form {
  margin-top: var(--space-8);
}

.form-row {
  display: flex;
  gap: var(--space-4);
}

.form-row input[type="text"],
.form-row input[type="email"] {
  flex-grow: 1;
  padding: var(--space-4);
  font-size: var(--font-size-md);
  border-radius: var(--border-radius-md);
  border: var(--border-width) solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}

.form-row input[type="text"]:focus,
.form-row input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 95, 115, 0.2);
}

.form-terms {
  font-size: var(--font-size-sm);
  margin-top: var(--space-4);
  color: rgba(255, 255, 255, 0.8);
}

.thank-you-message {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  padding: var(--space-8);
  border-radius: var(--border-radius-md);
  margin-top: var(--space-8);
  animation: fadeIn 0.5s ease-in-out;
}

.site-footer {
  background-color: var(--color-surface);
  padding: var(--space-16) 0 0;
  border-top: var(--border-width) solid var(--color-border);
  font-size: var(--font-size-sm);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-column h4 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

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

.footer-column li a {
  color: var(--color-text-secondary);
}

.footer-column li a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.contact-column address {
  font-style: normal;
  line-height: var(--line-height-normal);
}

.contact-column a {
  display: block;
  margin-top: var(--space-1);
}

.footer-bottom {
  border-top: var(--border-width) solid var(--color-border);
  padding: var(--space-6) 0;
  text-align: center;
  color: var(--color-text-subtle);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: none;
}

.animate-on-scroll.slide-in-up {
  transform: translateY(50px);
}

/* Responsive Styles */
@media (max-width: 1200px) {
  :root {
    --container-width: 960px;
  }
}

@media (max-width: 992px) {
  :root {
    --container-width: 720px;
    --font-size-base: 15px;
  }

  h1 {
    font-size: var(--font-size-4xl);
  }
  h2 {
    font-size: var(--font-size-3xl);
  }

  section {
    padding: var(--space-16) 0;
  }

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

  .pricing-plan.recommended {
    transform: scale(1);
  }

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

  .about-column,
  .contact-column {
    grid-column: 1 / 3;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: var(--space-4);
  }

  .nav-links {
    display: none;
  }

  .main-navigation .primary-button {
    display: none;
  }

  .hero-section .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    order: 2;
  }

  .hero-image {
    order: 1;
    margin-bottom: var(--space-8);
  }

  .hero-actions {
    justify-content: center;
  }

  .target-audience-grid {
    grid-template-columns: 1fr;
  }

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

  .case-study-image {
    order: -1;
  }

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

  .form-row .button {
    width: 100%;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.75rem;
  }

  .hero-section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }

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

  .step {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .steps-container::before {
    left: 50%;
    transform: translateX(-50%);
  }

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

  .about-column,
  .contact-column {
    grid-column: auto;
  }
}

/* Cookie Banner Styles */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
  padding: var(--space-6);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 2000;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-8);
  transform: translateY(100%);
  animation: slideUp 0.5s forwards ease-out;
}

.cookie-banner-content {
  max-width: 800px;
}

.cookie-banner-actions {
  display: flex;
  gap: var(--space-4);
  flex-shrink: 0;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0%);
  }
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }
  .cookie-banner-actions {
    width: 100%;
    justify-content: center;
  }
}
