@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --color-primary: #0F172A;
  --color-secondary: #F8FAFC;
  --color-accent: #D97706;
  --color-text: #1a1a1a;
  --color-text-light: #4b5563;
  --color-bg: #ffffff;
  --color-bg-alt: #f1f5f9;
  --color-border: #e2e8f0;
  --color-blueprint: rgba(15, 23, 42, 0.05);

  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
  --space-3xl: 6rem;

  --radius-sm: 0.125rem;
  --radius-md: 0.25rem;
  --radius-lg: 0.5rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  --max-width-content: 1200px;
  --max-width-article: 720px;
}

*, *::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-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 {
  color: var(--color-primary);
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: var(--space-md);
  text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 8vw, 4.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 5vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; }

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

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

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

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

.section-padding {
  padding: var(--space-3xl) 0;
}

.bg-primary { background-color: var(--color-primary); color: var(--color-secondary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-alt { background-color: var(--color-bg-alt); }

.text-accent { color: var(--color-accent); }
.text-light { color: var(--color-text-light); }
.text-white { color: #ffffff; }

.blueprint-grid {
  background-image: 
    linear-gradient(var(--color-blueprint) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-blueprint) 1px, transparent 1px);
  background-size: 40px 40px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

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

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.nav-links {
  display: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
    gap: var(--space-lg);
  }
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-primary);
  opacity: 0.8;
}

.nav-link:hover {
  opacity: 1;
  color: var(--color-accent);
}

.nav-link.active {
  color: var(--color-accent);
  opacity: 1;
}

.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.hero {
  min-height: 80vh;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero {
    grid-template-columns: 1.2fr 1fr;
  }
}

.hero-content {
  padding: var(--space-2xl) 0;
  z-index: 2;
}

.hero-image-container {
  position: relative;
  height: 400px;
  width: 100%;
}

@media (min-width: 1024px) {
  .hero-image-container {
    height: 100%;
  }
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(15, 23, 42, 0.4), transparent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background-color: var(--color-accent);
  transform: translateY(-2px);
}

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

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

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  background: white;
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: -1px;
  right: -1px;
  width: 40px;
  height: 40px;
  border-top: 1px solid var(--color-accent);
  border-right: 1px solid var(--color-accent);
  opacity: 0;
  transition: var(--transition-base);
}

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

.card:hover::before {
  opacity: 1;
}

.metric-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: var(--space-2xl) 0;
}

.metric-item {
  text-align: center;
  flex: 1;
  min-width: 150px;
  padding: var(--space-sm);
}

.metric-value {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: block;
  line-height: 1;
}

.metric-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  font-weight: 600;
}

.footer {
  background: var(--color-primary);
  color: #ffffff;
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-title {
  color: #ffffff;
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

.footer-links {
  list-style: none;
}

.footer-link {
  display: block;
  margin-bottom: var(--space-sm);
  color: #94a3b8;
  font-size: 0.95rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
  font-size: 0.85rem;
  color: #94a3b8;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.legal-info {
  line-height: 1.8;
}

.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: white;
  z-index: 2000;
  padding: var(--space-md) 0;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
  border-top: 3px solid var(--color-accent);
  display: none;
}

.cookie-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .cookie-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

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

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

.article-meta {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-body h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.article-body p {
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
}

.author-box {
  margin-top: var(--space-3xl);
  padding: var(--space-xl);
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-accent);
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.author-img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--color-border);
  flex-shrink: 0;
  object-fit: cover;
}

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

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

.faq-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-content p {
  padding-bottom: var(--space-lg);
  color: var(--color-text-light);
}

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

label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
  font-size: 0.9rem;
}

input, textarea, select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-fast);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
}

.error-message {
  color: #dc2626;
  font-size: 0.85rem;
  margin-top: var(--space-xs);
  display: none;
}

.mobile-nav-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  z-index: 2000;
  transition: right var(--transition-base);
  padding: var(--space-3xl) var(--space-xl);
}

.mobile-nav-overlay.active {
  right: 0;
}

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

.mobile-nav-link {
  color: #ffffff;
  font-size: 2rem;
  font-weight: 700;
}

.mobile-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

.testimonial-slider {
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform var(--transition-base);
}

.testimonial-slide {
  min-width: 100%;
  padding: var(--space-xl);
  text-align: center;
}

.testimonial-quote {
  font-size: 1.5rem;
  font-style: italic;
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.testimonial-author {
  font-weight: 700;
  display: block;
}

.testimonial-date {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.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;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

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

@media (min-width: 768px) {
  .asymmetric-grid {
    grid-template-columns: 1.5fr 1fr;
  }
  .asymmetric-grid.reverse {
    grid-template-columns: 1fr 1.5fr;
  }
}

.blueprint-line {
  position: relative;
}

.blueprint-line::after {
  content: '';
  position: absolute;
  bottom: -var(--space-md);
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--color-accent);
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-accent);
  color: white;
  padding: 1rem;
  z-index: 3000;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

::selection {
  background: var(--color-accent);
  color: white;
}