:root {
  --bg: #06080f;
  --card-bg: rgba(12, 16, 27, 0.76);
  --card-border: rgba(255, 255, 255, 0.10);
  --text: #f4f7fb;
  --muted: #9aa7bf;
  --button: #229ED9;
  --button-hover: #1c8fc5;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page-shell {
  min-height: 100svh;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 24px;
}

.pattern-layer {
  position: absolute;
  inset: 0;
  background-color: #070b13;
  background-image:
    radial-gradient(circle at center, rgba(255,255,255,0.09) 1.2px, transparent 1.2px),
    radial-gradient(circle at center, rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(9,12,20,0.75), rgba(4,6,11,0.92));
  background-size: 34px 34px, 17px 17px, 100% 100%;
  background-position: 0 0, 8px 8px, 0 0;
}

.card {
  position: relative;
  z-index: 1;
  width: min(100%, 360px);
  border-radius: 28px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 28px 20px 18px;
  text-align: center;
}

.animate-in {
  animation: cardIn .34s ease-out both;
}

@keyframes cardIn {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.avatar_ring {
  width: 104px;
  height: 104px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 8px 24px rgba(0,0,0,0.26);
}

.avatar_img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  background: #0c111d;
}

.title {
  margin: 0;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.subscriber {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--muted);
  font-weight: 600;
}

.description {
  margin: 12px auto 0;
  max-width: 300px;
  font-size: 14px;
  line-height: 1.5;
  color: #d8e0ef;
}

.button {
  margin-top: 22px;
  width: 100%;
  min-height: 54px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  text-decoration: none;
  background: var(--button);
  color: #fff;
  font-size: 17px;
  line-height: 1;
  font-weight: 700;
  border: 0;
  text-align: center;
  box-shadow: 0 10px 30px rgba(34, 158, 217, 0.30);
  transition: transform .18s ease, background-color .18s ease, box-shadow .18s ease;
}

.button:hover { background: var(--button-hover); }
.button:active { transform: translateY(1px) scale(.995); }

.button:focus-visible {
  outline: 2px solid rgba(255,255,255,0.92);
  outline-offset: 3px;
}

.button_icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

@media (min-width: 768px) {
  .card { padding: 32px 24px 20px; }
}

@media (max-width: 640px) {
  .page-shell { padding: 18px; }

  .card {
    width: min(100%, 345px);
    border-radius: 24px;
    padding: 24px 16px 16px;
  }

  .title { font-size: 26px; }
}