:root {
  --bg: #0b0b14;
  --bg-alt: #141424;
  --bg-soft: #1d1d30;
  --primary: #7c3aed;
  --primary-soft: rgba(124, 58, 237, 0.16);
  --accent: #06b6d4;
  --accent-soft: rgba(6, 182, 212, 0.12);
  --orange: #fb923c;
  --text: #f9fafb;
  --muted: #9ca3af;
  --border: rgba(148, 163, 253, 0.18);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --transition-fast: 0.2s ease;
  --shadow-soft: 0 18px 45px rgba(15,23,42,0.35);
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, -apple-system, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font-main);
  background: radial-gradient(circle at top, #111827 0, #020817 60%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: radial-gradient(circle at top left, rgba(124,58,237,0.12), transparent) rgba(2,6,23,0.92);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

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

.logo-img {
  width: 32px;
  height: 32px;
}

.logo-text {
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 18px;
}

.nav {
  display: flex;
  gap: 14px;
  font-size: 14px;
}

.nav-link {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text);
  background: rgba(148,163,253,0.08);
}

.nav-link.active {
  color: var(--accent);
  background: rgba(124,58,237,0.18);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: 999px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(to right, var(--primary), var(--accent));
  color: #0f172a;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 55px rgba(15,23,42,0.5);
}

.btn-outline {
  border: 1px solid rgba(148,163,253,0.5);
  color: var(--accent);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(15,23,42,0.9);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
}

.btn-ghost:hover {
  background: rgba(15,23,42,0.9);
  color: var(--accent);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 12px;
}

.btn-link {
  font-size: 13px;
  color: var(--accent);
  padding: 0;
}

.btn-link:hover {
  text-decoration: underline;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}

.burger span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
}

/* Hero */

.hero {
  padding: 40px 0 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 1.3fr);
  gap: 32px;
  align-items: center;
}

.hero h1 {
  font-size: 44px;
  line-height: 1.05;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
}

.hero p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}

.hero-bullets li {
  padding: 6px 11px;
  border-radius: 999px;
  background: rgba(15,23,42,0.9);
  border: 1px solid rgba(148,163,253,0.16);
}

.hero-visual {
  position: relative;
}

.hero-card {
  padding: 18px 16px;
  background: radial-gradient(circle at top, rgba(124,58,237,0.2), transparent) var(--bg-alt);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148,163,253,0.2);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-level .badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--accent);
  font-size: 11px;
  margin-bottom: 8px;
}

.progress {
  position: relative;
  width: 100%;
  height: 7px;
  background: #020817;
  border-radius: 999px;
  overflow: hidden;
}

.progress.large {
  height: 10px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(to right, var(--primary), var(--accent));
  border-radius: inherit;
}

.hero-level p {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.hero-stats {
  display: flex;
  gap: 10px;
  font-size: 11px;
}

.hero-stats .label {
  font-weight: 700;
  font-size: 15px;
}

.hero-stats .caption {
  display: block;
  color: var(--muted);
}

.hero-achievements {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.achievement {
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  font-size: 11px;
}

.confetti {
  position: absolute;
  inset: -12px;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(124,58,237,0.32) 1px, transparent 0),
    radial-gradient(circle, rgba(6,182,212,0.32) 1px, transparent 0);
  background-size: 40px 40px;
  opacity: 0.17;
  mix-blend-mode: screen;
}

/* Sections */

.section {
  padding: 40px 0;
}

.section-alt {
  background: radial-gradient(circle at top, rgba(148,163,253,0.06), transparent) rgba(2,6,23,0.96);
}

.section h2, .section h1 {
  margin-top: 0;
}

.section-subtitle {
  margin-top: 6px;
  margin-bottom: 18px;
  color: var(--muted);
  max-width: 640px;
  font-size: 14px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.cards-grid.three-cols {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  padding: 16px 14px;
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148,163,253,0.22);
  box-shadow: 0 14px 40px rgba(15,23,42,0.36);
  font-size: 14px;
  transition: all var(--transition-fast);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 17px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 55px rgba(15,23,42,0.55);
  border-color: var(--accent);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.5fr);
  gap: 22px;
  align-items: flex-start;
}

.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.list-check li::before {
  content: "✓";
  color: var(--accent);
  margin-right: 8px;
}

.loyalty-widget, .form-wrapper {
  padding: 18px 16px;
  background: var(--bg-alt);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148,163,253,0.22);
  box-shadow: var(--shadow-soft);
}

.loyalty-widget h3,
.form-wrapper h2 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 18px;
}

/* Forms */

.form {
  display: grid;
  gap: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.form input,
.form textarea {
  padding: 9px 11px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,253,0.32);
  background: #020817;
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: all var(--transition-fast);
}

.form input:focus,
.form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(6,182,212,0.28);
}

.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
}

.checkbox input {
  margin-top: 3px;
}

.form-inline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.muted-link {
  font-size: 12px;
  color: var(--muted);
}

.muted {
  font-size: 12px;
  color: var(--muted);
}

/* Cases */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case {
  padding: 14px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-alt);
  border: 1px solid rgba(148,163,253,0.22);
  font-size: 13px;
  color: var(--muted);
}

/* Pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.pricing-card .price {
  font-size: 20px;
  font-weight: 700;
  margin: 4px 0 10px;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
  display: grid;
  gap: 5px;
}

.pricing-card-popular {
  border-color: var(--accent);
  box-shadow: 0 20px 55px rgba(6,182,212,0.28);
  position: relative;
}

.pricing-card-popular::before {
  content: "Рекомендуем";
  position: absolute;
  top: 10px;
  right: 14px;
  padding: 3px 9px;
  font-size: 9px;
  border-radius: 999px;
  background: var(--accent);
  color: #020817;
}

/* ROI */

.roi-result {
  margin-top: 8px;
  font-size: 13px;
  color: var(--accent);
}

/* Blog */

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

/* FAQ */

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  padding: 14px 12px;
  border-radius: var(--radius-lg);
  background: var(--bg-alt);
  border: 1px solid rgba(148,163,253,0.24);
}

.faq-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.faq-item p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

/* Footer */

.footer {
  margin-top: 24px;
  padding: 24px 0 16px;
  border-top: 1px solid rgba(148,163,253,0.18);
  background: rgba(2,6,23,0.98);
}

.footer-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  font-size: 12px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.footer-logo img {
  width: 22px;
  height: 22px;
}

.footer-text {
  margin: 0;
  color: var(--muted);
}

.footer h4 {
  margin: 0 0 6px;
  font-size: 13px;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 4px;
}

.footer ul a {
  color: var(--muted);
}

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

.footer-bottom {
  margin-top: 16px;
  padding-top: 10px;
  border-top: 1px solid rgba(148,163,253,0.16);
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 10px;
  color: var(--muted);
}

/* Auth & Dashboards */

.auth-section {
  padding-top: 40px;
}

.auth-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: 22px;
}

.auth-form {
  max-width: 360px;
}

.auth-links .card {
  margin-bottom: 12px;
}

.dashboard-body {
  background: radial-gradient(circle at top, rgba(124,58,237,0.16), #020817);
  color: var(--text);
  margin: 0;
  display: flex;
}

.sidebar {
  width: 220px;
  padding: 18px 14px;
  background: #020817;
  border-right: 1px solid rgba(148,163,253,0.22);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-logo img {
  width: 22px;
  height: 22px;
}

.sidebar-nav {
  display: grid;
  gap: 4px;
}

.sidebar-link {
  padding: 7px 9px;
  border-radius: 9px;
  font-size: 12px;
  color: var(--muted);
  transition: all var(--transition-fast);
}

.sidebar-link:hover,
.sidebar-link.active {
  background: rgba(148,163,253,0.14);
  color: var(--accent);
}

.dashboard-main {
  flex: 1;
  padding: 18px 18px 24px;
}

.dashboard-header {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.dashboard-header h1 {
  margin: 0;
  font-size: 22px;
}

.dashboard-header-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pill {
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--accent);
  font-size: 10px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.dash-card {
  padding: 14px 12px;
  background: rgba(9,9,20,0.98);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148,163,253,0.22);
  font-size: 12px;
  color: var(--muted);
}

.dash-card h2 {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--text);
}

.challenge-list,
.rewards-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 6px;
}

.challenge-list li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.badge {
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--accent-soft);
  font-size: 9px;
}

/* Analytics previews */

.analytics-preview {
  display: grid;
  gap: 10px;
}

.analytics-card {
  padding: 10px 9px;
  border-radius: var(--radius-md);
  background: var(--bg-alt);
  border: 1px solid rgba(148,163,253,0.22);
  font-size: 12px;
}

.analytics-card h3 {
  margin: 0 0 4px;
  font-size: 13px;
}

.analytics-bar {
  width: 100%;
  height: 7px;
  background: #020817;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 4px;
}

.analytics-bar div {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(to right, var(--accent), var(--primary));
}

/* Mobile: demo bar */

.demo-bar-mobile {
  display: none;
  position: fixed;
  bottom: 10px;
  left: 0;
  right: 0;
  padding: 0 16px;
  z-index: 50;
}

.demo-bar-mobile .full-width {
  width: 100%;
}

@media (max-width: 900px) {
  .nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    padding: 10px 16px 14px;
    flex-direction: column;
    gap: 6px;
    background: #020817;
    border-bottom: 1px solid rgba(148,163,253,0.22);
  }
  .nav.open {
    display: flex;
  }
  .burger {
    display: flex;
  }
  .header-actions {
    gap: 6px;
  }
  .hero-grid,
  .two-col,
  .cards-grid,
  .cards-grid.three-cols,
  .pricing-grid,
  .cases-grid,
  .solutions-grid,
  .auth-grid,
  .dashboard-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 32px;
  }
  .demo-bar-mobile {
    display: block;
  }
  .sidebar {
    position: fixed;
    inset: 0 40% 0 0;
    height: 100vh;
  }
}


/* Section photos */

.section-photo {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin: 14px 0 6px;
  border: 1px solid rgba(148,163,253,0.16);
  box-shadow: 0 16px 40px rgba(15,23,42,0.38);
  opacity: 0.98;
}