/* ============================================================
   signature.css — Styles specific to signature page
   ============================================================ */

body {
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.box {
  max-width: 520px;
  width: 100%;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(var(--primary-rgb), 0.08);
  border-radius: var(--radius);
  padding: 2.75rem 2.25rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}
.box h1 { font-size: 1.25rem; font-weight: 700; color: var(--primary); margin: 0 0 1rem 0; letter-spacing: -0.02em; }
.box p { margin: 0 0 1.75rem 0; color: var(--text); line-height: 1.7; }
.box a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.75rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  font-weight: 600;
  text-decoration: none;
  border-radius: 24px;
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(var(--primary-rgb), 0.2);
}
.box a:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(var(--primary-rgb), 0.3);
}

@media (max-width: 768px) {
  body { padding: 1rem; }
  .box { padding: 2rem 1.5rem; }
  .box h1 { font-size: 1.1rem; }
  .box p { font-size: 0.9rem; margin-bottom: 1.25rem; }
  .box a { padding: 0.6rem 1.5rem; font-size: 0.9rem; }
}

@media (max-width: 480px) {
  body { padding: 0.75rem; }
  .box { padding: 1.5rem 1.15rem; }
  .box h1 { font-size: 1rem; }
}