:root {
  --bg: #07131f;
  --bg-soft: #0d1c2c;
  --panel: rgba(13, 28, 44, 0.78);
  --panel-strong: rgba(14, 26, 40, 0.95);
  --card: rgba(17, 30, 46, 0.9);
  --border: rgba(146, 176, 214, 0.2);
  --text: #edf6ff;
  --muted: #a9c2d9;
  --accent: #f63e9a;
  --accent-2: #8b5cf6;
  --accent-3: #3bd9d0;
  --success: #8ae9b2;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(247, 73, 160, 0.24), transparent 26%),
    radial-gradient(circle at top right, rgba(59, 217, 208, 0.18), transparent 18%),
    linear-gradient(135deg, #040d18 0%, #091b2b 45%, #0c1b2a 100%);
  min-height: 100vh;
}

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

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

button, input, select, details {
  font: inherit;
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 18px 16px 32px;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
}

.brand svg {
  width: 30px;
  height: 30px;
  padding: 6px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(246, 62, 154, 0.25), rgba(139, 92, 246, 0.25));
  border: 1px solid rgba(255,255,255,0.08);
}

nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

nav a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--muted);
  border: 1px solid transparent;
  transition: 0.2s ease;
}

nav a:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
}

.hero {
  padding: 18px 0 12px;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  max-width: 760px;
}

.sub {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.facts > div,
.panel,
.faq,
.banner {
  background: rgba(10, 20, 32, 0.7);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.facts > div {
  border-radius: 18px;
  padding: 22px 18px;
}

.facts h3 {
  margin: 0 0 12px;
  font-size: 1.08rem;
}

.facts p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.banner {
  border-radius: 14px;
  margin: 20px 0 0;
  padding: 14px 18px;
  background: rgba(93, 39, 82, 0.45);
  color: #ffd5ee;
}

main {
  margin-top: 12px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  appearance: none;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  border-radius: 999px;
  padding: 11px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab.on,
.tab:hover {
  color: var(--text);
  background: linear-gradient(135deg, rgba(246, 62, 154, 0.22), rgba(139, 92, 246, 0.2));
  border-color: rgba(246, 62, 154, 0.35);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.panel {
  border-radius: 22px;
  padding: 20px 18px;
}

.panel h2 {
  margin: 0 0 8px;
  font-size: clamp(1.8rem, 2vw, 2.4rem);
  letter-spacing: -0.04em;
}

.lead {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.7;
}

.drop {
  display: grid;
  place-items: center;
  text-align: center;
  min-height: 170px;
  border: 2px dashed rgba(146, 176, 214, 0.32);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(21, 38, 58, 0.85), rgba(12, 20, 30, 0.75));
  cursor: pointer;
  padding: 18px;
  transition: all 0.2s ease;
}

.drop:hover,
.drop:focus-visible {
  border-color: rgba(59, 217, 208, 0.8);
  box-shadow: 0 0 0 4px rgba(59, 217, 208, 0.08);
  transform: translateY(-1px);
}

.drop .reg {
  width: 48px;
  height: 48px;
  margin-bottom: 10px;
  opacity: 0.8;
}

.drop strong,
.drop span,
.drop small {
  display: block;
}

.drop strong {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.drop span,
.drop small {
  color: var(--muted);
}

.list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 10px;
}

.list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
}

.list li span {
  color: var(--muted);
  word-break: break-all;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

label {
  display: grid;
  gap: 10px;
  color: var(--muted);
  font-weight: 500;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(9, 18, 27, 0.8);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  outline: none;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
  border-color: rgba(59, 217, 208, 0.7);
  box-shadow: 0 0 0 4px rgba(59, 217, 208, 0.12);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

label input[type="radio"],
label input[type="checkbox"] {
  accent-color: var(--accent);
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 22px;
}

.mt28 { margin-top: 28px; }
.mt24 { margin-top: 24px; }

.hint {
  margin-top: 20px;
  color: var(--muted);
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

button:not(.tab) {
  appearance: none;
  border: none;
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover:not(.tab) {
  transform: translateY(-1px);
}

button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 28px rgba(194, 60, 144, 0.38);
}

button.primary:hover {
  box-shadow: 0 16px 30px rgba(194, 60, 144, 0.44);
}

.status {
  min-height: 24px;
  margin: 18px 0 0;
  color: var(--success);
  font-weight: 600;
}

.faq {
  margin-top: 18px;
  border-radius: 20px;
  padding: 20px 18px;
}

.faq h2 {
  margin: 0 0 18px;
  font-size: clamp(1.8rem, 2vw, 2.3rem);
}

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

.faq details {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 14px 16px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.faq p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 28px;
  color: var(--muted);
}

@media (max-width: 760px) {
  .facts,
  .grid,
  .faqgrid {
    grid-template-columns: 1fr;
  }

  .top,
  footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel {
    padding: 22px 18px;
  }

  .wrap {
    padding-left: 14px;
    padding-right: 14px;
  }
}