:root {
  --dark: #1a1f2e;
  --darker: #131722;
  --gold: #f7c52d;
  --gold-dark: #e6b525;
  --gray: #6b7280;
  --gray-light: #9ca3af;
  --border: #2d3748;
  --white: #ffffff;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--dark);
  color: var(--white);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(26, 31, 46, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  position: relative;
  width: 32px;
  height: 32px;
}

.logo-square {
  width: 32px;
  height: 32px;
  border: 2px solid var(--gold);
}

.logo-square-rotated {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.logo-title {
  font-size: 14px;
  font-weight: 600;
}

.logo-subtitle {
  font-size: 12px;
  color: var(--gray);
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s;
}

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

.cta-btn {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s;
}

.cta-btn:hover {
  background: var(--gold);
  color: var(--dark);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 24px;
  cursor: pointer;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--border);
}

.mobile-nav.active {
  display: flex;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
  padding-top: 80px;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: bold;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.gold-text {
  color: var(--gold);
}

.hero-cta {
  background: var(--gold);
  color: var(--dark);
  border: none;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 2rem;
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from { box-shadow: 0 0 20px rgba(247, 197, 45, 0.3); }
  to { box-shadow: 0 0 30px rgba(247, 197, 45, 0.6); }
}

.hero-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-links a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s;
}

.hero-links a:hover {
  color: var(--gold);
}

.hero-right {
  position: relative;
}

.fibonacci-spiral {
  width: 100%;
  height: 500px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.spiral-svg {
  width: 100%;
  height: 100%;
}

.grid-lines {
  opacity: 0.3;
}

.spiral-path {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

.contact-form {
  position: absolute;
  bottom: 0;
  right: 0;
  background: rgba(19, 23, 34, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  width: 300px;
}

.contact-form h3 {
  margin-bottom: 1rem;
  color: var(--white);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 0.75rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  font-size: 14px;
}

.contact-form textarea {
  height: 100px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(247, 197, 45, 0.2);
}

.contact-form p {
  color: var(--gray-light);
  font-size: 14px;
  margin-top: 1rem;
  text-align: center;
}

.form-btn {
  width: 100%;
  background: var(--gold);
  color: var(--dark);
  border: none;
  padding: 0.75rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.form-btn:hover {
  background: var(--gold-dark);
  transform: translateY(-1px);
}

.contact-form input.error,
.contact-form textarea.error {
    border-color: #ff4444;
    animation: shake 0.3s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.error-message {
    color: #ff4444;
    font-size: 12px;
    margin-top: -0.5rem;
    margin-bottom: 1rem;
    display: none;
}

.contact-form input.error + .error-message,
.contact-form textarea.error + .error-message {
    display: block;
}

/* Sections */
.why-us, .dashboards, .packages, .partners, .services {
  padding: 5rem 0;
}

.why-us {
  background: var(--dark);
}

.dashboards {
  background: var(--darker);
}

.packages {
  background: var(--dark);
}

.partners {
  background: var(--darker);
}

.services {
  background: var(--dark);
}

section h2 {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 2rem;
}

.section-desc {
  text-align: center;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto 3rem;
}

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

.feature-card {
  background: var(--darker);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: var(--gold);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

.dashboard-card {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.dashboard-card:hover {
  border-color: var(--gold);
}

.dashboard-preview {
  height: 250px;
  background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
  position: relative;
}

.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.package-card {
  background: var(--darker);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  transition: border-color 0.3s;
}

.package-card:hover {
  border-color: var(--gold);
}

.package-card.popular {
  border-color: var(--gold);
  position: relative;
}

.package-card.popular::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--dark);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.package-card ul {
  list-style: none;
  margin: 1rem 0;
}

.package-card li {
  margin: 0.5rem 0;
  color: var(--gray);
}

.package-btn {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s;
}

.package-btn:hover {
  background: var(--gold);
  color: var(--dark);
}

.partners-scroll {
  display: flex;
  gap: 2rem;
  animation: scroll 30s linear infinite;
}

@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

.partner-item {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 2rem;
  color: var(--gold);
  font-weight: 600;
  white-space: nowrap;
  transition: border-color 0.3s;
}

.partner-item:hover {
  border-color: var(--gold);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--darker);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  transition: border-color 0.3s;
}

.service-card:hover {
  border-color: var(--gold);
}

/* Footer */
.footer {
  background: var(--darker);
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-nav {
  display: flex;
  gap: 2rem;
}

.footer-nav a {
  color: var(--gray);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-nav a:hover {
  color: var(--gold);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .desktop-nav, .desktop-cta {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
    padding: 8px;
    z-index: 1001;
  }
  
  .mobile-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--darker);
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
  }
  
  .mobile-nav.active {
    transform: translateY(0);
  }
  
  .mobile-nav a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    padding: 0.5rem 0;
  }
  
  .mobile-nav .cta-btn {
    width: 100%;
    margin-top: 1rem;
    text-align: center;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
    text-align: center;
  }
  
  .hero-links {
    align-items: center;
  }
  
  .hero-right {
    order: -1;
  }
  
  .contact-form {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 2rem auto 0;
  }
  
  .fibonacci-spiral {
    height: 300px;
  }
  
  .features-grid,
  .dashboard-grid,
  .packages-grid,
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1rem;
  }
  
  section {
    padding: 3rem 0;
  }
  
  section h2 {
    font-size: 2rem;
    text-align: center;
  }
  
  .section-desc {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 2rem;
    text-align: center;
  }
  
  .footer-nav {
    flex-direction: column;
    gap: 1rem;
  }
  
  .logo {
    justify-content: center;
  }
  
  .partners-scroll {
    gap: 1.5rem;
    padding: 1rem 0;
  }
  
  .partner-item {
    min-width: 120px;
    padding: 0.75rem;
  }
  
  input, textarea {
    width: 100%;
    margin-bottom: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .feature-card,
  .dashboard-card,
  .package-card,
  .service-card {
    padding: 1.25rem;
  }
}

.hero-container {
  display: flex;
  justify-content: flex-start; /* По умолчанию слева */
}

.hero-cta {
  /* Дополнительные стили кнопки */
  padding: 12px 24px;
  font-size: 16px;
}

/* Для экранов до 768px центрируем */
@media (max-width: 768px) {
  .hero-container {
    justify-content: center;
  }
}