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

:root {
  --bg: #050611;
  --bg-alt: #0b0d1c;
  --card: #101326;
  --accent: #8656ff;
  --accent-soft: rgba(134, 86, 255, 0.18);
  --text: #f4f4ff;
  --muted: #a3a6c7;
  --border: #242845;
  --danger: #ff5e7a;
  --radius-lg: 18px;
  --radius-md: 12px;
  --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.6);
  --max-width: 1120px;
  --transition-fast: 0.2s ease-out;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;
}

html,
body {
  height: 100%;
}

body {
  font-family: var(--font-main);
  background: radial-gradient(circle at top, #15183a 0, #050611 55%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* Контейнер */
.vo-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.vo-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: linear-gradient(
    to bottom,
    rgba(5, 6, 17, 0.86),
    rgba(5, 6, 17, 0.5),
    transparent
  );
  border-bottom: 1px solid rgba(134, 86, 255, 0.2);
}

.vo-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

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

.vo-logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #ffffff, #8656ff 35%, #252853);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #050611;
  box-shadow: 0 0 18px rgba(134, 86, 255, 0.8);
}

.vo-logo-text {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 1.02rem;
}

.vo-nav {
  display: flex;
  gap: 18px;
  font-size: 0.92rem;
}

.vo-nav a {
  color: var(--muted);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.vo-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #8656ff, #ff7ad6);
  transition: width var(--transition-fast);
}

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

.vo-nav a:hover::after {
  width: 100%;
}

/* Hero */
.vo-hero {
  padding: 48px 0 40px;
}

.vo-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.1fr);
  gap: 32px;
  align-items: stretch;
}

.vo-hero-text h1 {
  font-size: clamp(2.1rem, 3.1vw, 2.9rem);
  line-height: 1.15;
  margin-bottom: 18px;
}

.vo-hero-text h1 span {
  color: #d3b5ff;
}

.vo-hero-text p {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.vo-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 10px;
}

.vo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast),
    border-color var(--transition-fast), transform var(--transition-fast),
    box-shadow var(--transition-fast), color var(--transition-fast);
}

.vo-btn-primary {
  background: linear-gradient(135deg, #8656ff, #ff7ad6);
  color: #050611;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.6);
}

.vo-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

.vo-btn-ghost {
  background: transparent;
  border-color: rgba(134, 86, 255, 0.7);
  color: var(--text);
}

.vo-btn-ghost:hover {
  background: rgba(134, 86, 255, 0.18);
}

.vo-hero-note {
  margin-top: 10px;
  font-size: 0.86rem;
  color: var(--muted);
}

/* Hero card */
.vo-hero-card {
  background: radial-gradient(circle at top left, #262a5a 0, #101326 48%, #070816);
  border-radius: 22px;
  padding: 20px 18px;
  border: 1px solid rgba(118, 125, 255, 0.4);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.vo-hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 10% 0, rgba(255, 255, 255, 0.06), transparent 60%),
    radial-gradient(circle at 90% 100%, rgba(134, 86, 255, 0.4), transparent 55%);
  opacity: 0.7;
  pointer-events: none;
}

.vo-hero-card > * {
  position: relative;
  z-index: 1;
}

.vo-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.36);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #e4ddff;
  margin-bottom: 12px;
}

.vo-hero-card h2 {
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.vo-hero-card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.vo-hero-list {
  list-style: none;
  display: grid;
  gap: 6px;
  font-size: 0.86rem;
  color: #d0d3ff;
}

.vo-hero-list li::before {
  content: "◆";
  color: #ffb3ff;
  margin-right: 6px;
}

/* Sections */
.vo-section {
  padding: 40px 0;
}

.vo-section-alt {
  background: radial-gradient(circle at top, #0b0d1c 0, #050611 60%);
}

.vo-section h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.vo-list {
  list-style: none;
  margin-top: 6px;
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
  color: var(--muted);
}

.vo-list li::before {
  content: "•";
  color: #a987ff;
  margin-right: 6px;
}

/* Grid */
.vo-grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: flex-start;
}

/* Panel */
.vo-panel {
  background: rgba(6, 8, 24, 0.96);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 18px 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
}

.vo-panel h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.vo-panel-note {
  margin-top: 10px;
  font-size: 0.86rem;
  color: var(--muted);
}

/* Timeline */
.vo-timeline {
  list-style: none;
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--muted);
}

.vo-timeline li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  margin-right: 6px;
  font-size: 0.8rem;
  background: rgba(134, 86, 255, 0.3);
  color: #fff;
}

/* Features */
.vo-features-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.vo-feature {
  background: rgba(6, 8, 24, 0.92);
  border-radius: var(--radius-md);
  border: 1px solid rgba(68, 73, 132, 0.8);
  padding: 14px 12px;
  font-size: 0.9rem;
  color: var(--muted);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.65);
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.vo-feature h3 {
  font-size: 1rem;
  margin-bottom: 6px;
  color: #f5f0ff;
}

.vo-feature:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.85);
  border-color: rgba(134, 86, 255, 0.8);
}

/* Support */
.vo-support-list {
  list-style: none;
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--muted);
}

.vo-support-list li::before {
  content: "⧗";
  color: #ffdf9f;
  margin-right: 6px;
}

/* Contact */
.vo-contact-email {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  padding: 6px 10px;
  background: rgba(10, 12, 32, 0.96);
  border-radius: 999px;
  display: inline-block;
  border: 1px solid rgba(134, 86, 255, 0.5);
  margin: 4px 0;
}

.vo-contact-note {
  font-size: 0.86rem;
  color: var(--muted);
}

/* Footer */
.vo-footer {
  border-top: 1px solid var(--border);
  background: #050611;
  padding: 14px 0 18px;
  margin-top: 16px;
}

.vo-footer-inner {
  text-align: center;
  font-size: 0.84rem;
  color: var(--muted);
}

.vo-footer-sub {
  margin-top: 3px;
  color: #7074a5;
}

/* Responsive */
@media (max-width: 900px) {
  .vo-hero-inner,
  .vo-grid-2,
  .vo-features-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .vo-hero-card {
    order: -1;
  }

  .vo-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .vo-nav {
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  .vo-hero {
    padding-top: 32px;
  }

  .vo-section {
    padding: 30px 0;
  }

  .vo-hero-text h1 {
    font-size: 1.8rem;
  }

  .vo-hero-card {
    padding: 16px 14px;
  }
}