:root {
  --bg: #ffffff;
  --text: #111827;
  --muted: #4b5563;
  --button: #5f95c8;
  --button-hover: #6ea1d2;
  --button-active: #4a7fb0;
  --button-top: #74a8d6;
  --button-hover-top: #86b8e2;
  --button-active-top: #5f92c1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.card {
  width: 100%;
  max-width: 400px;
  text-align: center;
  transform: translateY(-22px);
}

.avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  margin: 0 auto 24px;
}

h1 {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.2;
}

p {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.5;
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 12px;
}

.btn {
  display: block;
  width: 100%;
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: linear-gradient(to bottom, var(--button-top), var(--button));
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 17px;
  box-shadow: 0 6px 16px rgba(74, 127, 176, 0.28);
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: linear-gradient(to bottom, var(--button-hover-top), var(--button-hover));
  box-shadow: 0 8px 18px rgba(74, 127, 176, 0.32);
}

.btn:active {
  background: linear-gradient(to bottom, var(--button-active-top), var(--button-active));
  box-shadow: 0 4px 10px rgba(74, 127, 176, 0.24);
  transform: translateY(1px);
}

.phone {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 18px;
}

.phone:hover,
.phone:focus-visible {
  text-decoration: underline;
}

@media (max-width: 420px) {
  .card {
    transform: translateY(-14px);
  }

  .avatar {
    width: 124px;
    height: 124px;
  }

  h1 {
    font-size: 28px;
  }

  .btn {
    font-size: 16px;
  }
}