/* style.css */

:root {
  --font-primary: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
  --font-secondary: "Georgia", serif;

  /* Light Theme Colors */
  --color-background: #f8f9fa;
  --color-surface: #ffffff;
  --color-primary: #005f73;
  --color-primary-dark: #004c5c;
  --color-secondary: #0a9396;
  --color-accent: #94d2bd;
  --color-text-primary: #212529;
  --color-text-secondary: #495057;
  --color-text-muted: #6c757d;
  --color-border: #dee2e6;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-success: #2a9d8f;
  --color-error: #e63946;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.07);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;

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

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #121212;
    --color-surface: #1e1e1e;
    --color-primary: #94d2bd;
    --color-primary-dark: #ee9b00;
    --color-secondary: #0a9396;
    --color-accent: #005f73;
    --color-text-primary: #f8f9fa;
    --color-text-secondary: #adb5bd;
    --color-text-muted: #6c757d;
    --color-border: #343a40;
    --color-success: #2a9d8f;
    --color-error: #e63946;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
  }
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-medium),
    color var(--transition-medium);
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
}

p {
  margin-bottom: var(--spacing-md);
  max-width: 75ch;
  color: var(--color-text-secondary);
}

ul,
ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
}

ul {
  list-style-type: none;
  padding-left: 0;
}

ul li {
  padding-left: var(--spacing-lg);
  position: relative;
}

ul li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-weight: bold;
  font-size: 1.2em;
  line-height: 1;
}

/* Layout */
.container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

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

.section-header {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-xl);
}

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

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

/* Buttons */
.button-primary,
.button-secondary {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-medium);
  border: 2px solid transparent;
}

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

.button-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.button-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.button-primary.large,
.button-secondary.large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.button-primary.full-width {
  width: 100%;
}

/* Header */
.site-header {
  background-color: var(--color-surface);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-medium);
}

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

.logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.logo a:hover {
  color: var(--color-primary);
}

.main-navigation ul {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  margin: 0;
}

.main-navigation a {
  color: var(--color-text-secondary);
  font-weight: 500;
  position: relative;
  padding: var(--spacing-sm) 0;
}

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

.main-navigation a:hover::after {
  width: 100%;
}

.main-navigation a:hover {
  color: var(--color-text-primary);
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 5rem 0;
  background-color: var(--color-surface);
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.hero-content .subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--color-text-muted);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

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

.solution-card {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-medium),
    box-shadow var(--transition-medium);
}

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

.solution-card .card-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-lg);
  background-color: var(--color-accent);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.solution-card .card-icon svg {
  width: 32px;
  height: 32px;
}

.solution-card h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.solution-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* How It Works Section */
.how-it-works-section {
  background-color: var(--color-surface);
}

.steps-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  position: relative;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
}

.step-number {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  box-shadow: var(--shadow-sm);
}

.step-content h4 {
  margin-bottom: var(--spacing-sm);
}

.step-content p {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .steps-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps-container {
    grid-template-columns: repeat(4, 1fr);
  }

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

/* For Whom Section (Tabs) */
.tabs-container {
  max-width: 900px;
  margin: 0 auto;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.tab-link {
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  background: none;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  transition: color var(--transition-medium);
}

.tab-link::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--color-primary);
  transition: width var(--transition-medium);
}

.tab-link:hover {
  color: var(--color-text-primary);
}

.tab-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.tab-link.active::after {
  width: 100%;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
  display: block;
}

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

/* Case Study Section */
.case-study-section {
  background-color: var(--color-surface);
}

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

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

.case-study-text .eyebrow {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--spacing-md);
}

.case-study-text h3 {
  margin-bottom: var(--spacing-lg);
}

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

.case-study-text p strong {
  color: var(--color-text-primary);
}

@media (min-width: 992px) {
  .case-study-content {
    grid-template-columns: 1fr 1.2fr;
  }
}

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

.testimonial {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--color-accent);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial blockquote {
  font-style: italic;
  color: var(--color-text-secondary);
  border: none;
  padding: 0;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.testimonial blockquote::before {
  content: "“";
  font-family: var(--font-secondary);
  font-size: 4rem;
  color: var(--color-accent);
  position: absolute;
  left: -10px;
  top: -20px;
  opacity: 0.5;
  line-height: 1;
}

.testimonial cite {
  font-style: normal;
  text-align: right;
}

.testimonial cite strong {
  display: block;
  color: var(--color-text-primary);
  font-size: 1rem;
}

.testimonial cite span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Team Section */
.team-section {
  background-color: var(--color-surface);
}

.team-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

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

.team-member-card {
  border: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
}

.team-member-card h4 {
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
}

.team-member-card p {
  font-size: 0.9rem;
  margin-bottom: 0;
  color: var(--color-text-secondary);
}

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

/* FAQ Section */
.accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.accordion-item:last-child {
  margin-bottom: 0;
}

.accordion-header {
  width: 100%;
  padding: var(--spacing-lg);
  background: none;
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.accordion-header svg {
  width: 24px;
  height: 24px;
  transition: transform var(--transition-medium);
  flex-shrink: 0;
  margin-left: var(--spacing-md);
}

.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-lg) var(--spacing-lg);
  margin: 0;
}

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

.faq-more a {
  font-weight: 600;
}

/* Registration CTA Section */
.registration-cta-section {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.registration-cta-section h2,
.registration-cta-section p {
  color: var(--color-white);
}

.cta-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

@media (min-width: 992px) {
  .cta-content {
    grid-template-columns: 1fr 1fr;
  }
}

.cta-form-container {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.quick-registration-form .form-group {
  margin-bottom: var(--spacing-lg);
}

.quick-registration-form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.quick-registration-form input[type="text"],
.quick-registration-form input[type="email"],
.quick-registration-form input[type="tel"] {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.quick-registration-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 95, 115, 0.2);
}

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

.form-group-checkbox input[type="checkbox"] {
  margin-top: 5px;
  flex-shrink: 0;
}

.form-group-checkbox label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.form-group-checkbox a {
  color: var(--color-primary);
  text-decoration: underline;
}

.thank-you-message {
  text-align: center;
  padding: var(--spacing-xl);
}

.thank-you-message h4 {
  color: var(--color-success);
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
  padding-top: var(--spacing-xxl);
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

.footer-column h4 {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

.footer-column.about-column p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

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

.footer-column ul li {
  padding: 0;
  margin-bottom: var(--spacing-sm);
}

.footer-column ul li::before {
  content: none;
}

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

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

.footer-column address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer-column address a {
  color: var(--color-text-secondary);
  display: inline-block;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Scroll Animations */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  padding: var(--spacing-lg);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 2000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  flex-wrap: wrap;
}

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

.cookie-banner p {
  margin: 0;
  flex-grow: 1;
  font-size: 0.9rem;
}

.cookie-banner a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
}

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

#cookie-accept-btn {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 991px) {
  .header-content {
    position: relative;
  }

  .main-navigation {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .hamburger-menu {
    display: block;
    cursor: pointer;
    background: none;
    border: none;
    z-index: 1001;
  }

  .hamburger-menu .line {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-primary);
    margin: 5px 0;
    transition: var(--transition-medium);
  }
}

@media (max-width: 767px) {
  h1 {
    font-size: 2.2rem;
  }
  h2 {
    font-size: 1.8rem;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .button-primary,
  .button-secondary {
    width: 100%;
    max-width: 300px;
  }
}