@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #0F172A;
  --color-secondary: #F8FAFC;
  --color-accent: #2563EB;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;

  --font-family: 'Space Grotesk', sans-serif;
  --font-size-base: 18px;
  --line-height-base: 1.7;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: var(--line-height-base);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

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

p {
  margin-bottom: var(--space-md);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
  border: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

header {
  height: 100px;
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

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

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  padding-top: 100px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2xl);
  background-color: var(--color-secondary);
}

.hero-image {
  position: relative;
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(15, 23, 42, 0.3), rgba(15, 23, 42, 0.3));
}

.section-padding {
  padding: var(--space-2xl) 0;
}

.grid-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-lg);
}

.card-service {
  background-color: var(--color-bg);
  padding: var(--space-xl);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card-service:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.card-service h3 {
  margin-top: var(--space-md);
}

.impact-number {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.testimonial-slider {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
}

.testimonial-card {
  min-width: 400px;
  flex: 0 0 auto;
  scroll-snap-align: start;
  background-color: var(--color-bg-alt);
  padding: var(--space-xl);
  border-radius: var(--radius-md);
}

.faq-item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding: var(--space-lg) 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.25rem;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
  margin-top: var(--space-sm);
  color: var(--color-text-light);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

footer {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: var(--space-2xl) 0;
}

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

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

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

.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #ffffff;
  padding: var(--space-lg);
  box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1);
  z-index: 2000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

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

.article-container {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.article-header {
  margin-bottom: var(--space-2xl);
  text-align: center;
}

.article-meta {
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  font-size: 0.9rem;
}

.article-content img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
}

.author-box {
  display: flex;
  gap: var(--space-xl);
  padding: var(--space-2xl);
  background-color: var(--color-bg-alt);
  margin-top: var(--space-2xl);
  border-radius: var(--radius-md);
}

.author-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.blog-card {
  background-color: var(--color-bg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.blog-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.blog-card-content {
  padding: var(--space-lg);
}

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  height: 150px;
  resize: vertical;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition-base);
}

@media (max-width: 1024px) {
  .hero-split {
    grid-template-columns: 1fr;
  }
  .hero-content {
    order: 2;
    padding: var(--space-xl);
    min-height: auto;
  }
  .hero-image {
    order: 1;
    height: 400px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  .nav-links {
    display: none;
    position: fixed;
    top: 100px;
    left: 0;
    width: 100%;
    height: calc(100vh - 100px);
    background-color: #ffffff;
    flex-direction: column;
    padding: var(--space-2xl);
    z-index: 1000;
  }
  .nav-links.active {
    display: flex;
  }
  .hamburger {
    display: flex;
  }
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .contact-split {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .author-box {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  .testimonial-card {
    min-width: 300px;
  }
}

.mobile-menu-open {
  overflow: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.floating-layer {
  position: relative;
  z-index: 1;
}

.floating-layer::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  bottom: 20px;
  left: 20px;
  background-color: var(--color-accent);
  opacity: 0.05;
  z-index: -1;
  border-radius: var(--radius-lg);
}

.asym-item-1 { grid-column: 1 / 8; }
.asym-item-2 { grid-column: 8 / 13; align-self: center; }
.asym-item-3 { grid-column: 2 / 6; }
.asym-item-4 { grid-column: 6 / 12; }

@media (max-width: 768px) {
  .grid-asymmetric > div {
    grid-column: 1 / 13 !important;
  }
}

.split-overlay {
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(2px);
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.timeline::after {
  content: '';
  position: absolute;
  width: 2px;
  background-color: var(--color-accent);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  background-color: inherit;
  width: 50%;
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background-color: var(--color-bg);
  border: 4px solid var(--color-accent);
  top: 15px;
  border-radius: 50%;
  z-index: 1;
}

.left { left: 0; }
.right { left: 50%; }

.right::after { left: -10px; }

@media (max-width: 768px) {
  .timeline::after { left: 31px; }
  .timeline-item { width: 100%; padding-left: 70px; padding-right: 25px; }
  .timeline-item::after { left: 21px; }
  .right { left: 0; }
}