:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --bg-color: #f8fafc;
  --surface-color: #ffffff;
  --border-color: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #334155;
  --primary: #0369a1;
  --primary-hover: #0284c7;
  --primary-dark: #0c4a6e;
  --accent: #d97706;
  --success: #15803d;
  --error: #b91c1c;
  --focus-ring: #0284c7;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
}

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

body {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-main);
  background-color: var(--bg-color);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

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

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text-main);
}

.brand-link img {
  width: 38px;
  height: 38px;
  display: block;
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.main-nav a {
  text-decoration: none;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 1.05rem;
  padding: 0.5rem;
}

.main-nav a:hover, .main-nav a[aria-current="page"] {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1rem;
}

.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
  min-height: 48px;
}

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

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

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

.btn-secondary:hover {
  background-color: #e0f2fe;
}

.hero {
  padding: 4rem 0 3.5rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-color) 100%);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  font-size: 2.1rem;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.2rem;
  color: var(--text-muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  color: var(--primary-dark);
}

.card p {
  color: var(--text-muted);
}

.workflow-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.step-num {
  width: 48px;
  height: 48px;
  background-color: var(--primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.pricing-box {
  background: var(--surface-color);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.price-tag {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 1rem 0;
}

.price-tag small {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-muted);
}

.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 0;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.faq-answer {
  padding-top: 0.75rem;
  color: var(--text-muted);
}

.form-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 640px;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--primary);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  cursor: pointer;
}

.checkbox-label input {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
}

.form-alert {
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  display: none;
  font-size: 1rem;
}

.form-alert.alert-error {
  background-color: #fee2e2;
  color: var(--error);
  border: 1px solid #fca5a5;
}

.form-alert.alert-success {
  background-color: #dcfce7;
  color: var(--success);
  border: 1px solid #86efac;
}

.legal-content {
  background: var(--surface-color);
  padding: 3rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  max-width: 860px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin: 2rem 0 0.75rem;
}

.legal-content p, .legal-content ul {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.legal-content ul {
  padding-left: 1.5rem;
}

.site-footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 4rem 0 2rem;
  margin-top: 4rem;
  font-size: 1rem;
}

.site-footer a {
  color: #e2e8f0;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.65rem;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.95rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #0f172a;
  color: #ffffff;
  padding: 1.5rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.25);
  z-index: 1000;
  display: none;
}

.cookie-content {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-text {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #cbd5e1;
  max-width: 750px;
}

.cookie-text a {
  color: #38bdf8;
}

.cookie-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .nav-toggle {
    display: block;
  }
  .main-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-color);
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
  }
  .main-nav.is-open {
    display: flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}