:root {
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text-main: #0f172a;
  --color-text-muted: #334155;
  --color-primary: #0369a1;
  --color-primary-hover: #075985;
  --color-border: #cbd5e1;
  --color-focus: #0284c7;
  --color-badge-bg: #e0f2fe;
  --color-badge-text: #0369a1;
  --max-width: 1120px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body {
  font-family: var(--font-base);
  font-size: 18px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

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

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 12px 18px;
  z-index: 1000;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: 15px;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-text-main);
  font-weight: 700;
  font-size: 1.25rem;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--color-text-main);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 20px;
  align-items: center;
}

.nav-link {
  color: var(--color-text-main);
  text-decoration: none;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-badge-bg);
}

/* Layout Elements */
main {
  flex: 1 0 auto;
}

section {
  padding: 48px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.15rem;
  margin-bottom: 32px;
  max-width: 800px;
}

/* Hero */
.hero {
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
  padding: 56px 0;
}

.badge {
  display: inline-block;
  background-color: var(--color-badge-bg);
  color: var(--color-badge-text);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 2.35rem;
  line-height: 1.25;
  margin-bottom: 20px;
  color: var(--color-text-main);
}

.hero p {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  max-width: 780px;
}

.cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color 0.15s ease;
}

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

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

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text-main);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-badge-bg);
  color: var(--color-primary);
}

/* Cards & Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.03);
}

.card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--color-text-main);
}

.card p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.price-tag {
  display: inline-block;
  background-color: #ecfdf5;
  color: #065f46;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  margin-bottom: 14px;
}

/* Steps */
.step-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--color-surface);
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
}

/* Operator Box */
.operator-box {
  background-color: #f1f5f9;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 32px 0;
}

.operator-box h3 {
  margin-bottom: 14px;
  color: var(--color-text-main);
}

.operator-box dl {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 16px;
  font-size: 1rem;
}

.operator-box dt {
  font-weight: 600;
  color: var(--color-text-muted);
}

.operator-box dd {
  color: var(--color-text-main);
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}

.faq-item h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

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

/* Forms */
.form-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 1.05rem;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--color-text-main);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.form-checkbox input {
  margin-top: 5px;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.form-status {
  margin-top: 18px;
  padding: 14px;
  border-radius: var(--radius-sm);
  display: none;
  font-size: 1rem;
}

.form-status.error {
  display: block;
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #f87171;
}

/* Legal Content */
.legal-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  line-height: 1.8;
}

.legal-content h2 {
  font-size: 1.45rem;
  margin: 28px 0 12px;
  color: var(--color-text-main);
}

.legal-content h2:first-of-type {
  margin-top: 0;
}

.legal-content p, .legal-content ul {
  margin-bottom: 16px;
  color: var(--color-text-muted);
}

.legal-content ul {
  padding-left: 24px;
}

/* Footer */
.site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 24px;
  margin-top: auto;
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  margin-bottom: 36px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-bottom: 16px;
}

.footer-col p {
  line-height: 1.6;
  margin-bottom: 10px;
}

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

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col a {
  color: #94a3b8;
  text-decoration: none;
}

.footer-col a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  font-size: 0.9rem;
}

.cookie-btn-link {
  background: none;
  border: none;
  color: #94a3b8;
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
  padding: 0;
}

.cookie-btn-link:hover {
  color: #ffffff;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #ffffff;
  border-top: 2px solid var(--color-primary);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.15);
  padding: 24px;
  z-index: 999;
  display: none;
}

.cookie-banner.visible {
  display: block;
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cookie-text h4 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--color-text-main);
}

.cookie-text p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.cookie-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  }

  .nav-menu.open {
    display: flex;
  }

  .operator-box dl {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .operator-box dt {
    margin-top: 8px;
  }

  .hero h1 {
    font-size: 1.85rem;
  }
}