*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand: #1433e1;
  --brand-dark: #0f25b0;
  --brand-light: #eaedfd;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #ffffff;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 1rem;
  overflow-x: hidden;
}

@media (min-height: 600px) {
  body { align-items: center; }
}

.hidden { display: none !important; }

.card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(20, 51, 225, 0.12);
  padding: 2rem 1.5rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
}

@media (min-height: 700px) {
  .card { padding: 2.5rem 2rem; }
}

/* ── Login screen ── */
.login-logo {
  width: 140px;
  margin: 0 auto 1.5rem;
  display: block;
}

#login-screen h1 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: #111;
}

#login-screen .subtitle {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

#login-btn {
  background: var(--brand);
  color: #fff;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.8rem 2.2rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  width: 100%;
}

#login-btn:hover { background: var(--brand-dark); }

/* ── Card screen ── */
.card-logo {
  width: 90px;
  margin: 0 auto 1.5rem;
  display: block;
}

#profile {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-align: left;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #f0f0f0;
}

#avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--brand-light);
  border: 2px solid var(--brand-light);
}

#profile-info h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #111;
  margin-bottom: 0.2rem;
}

#profile-info p {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.7;
}

/* ── QR ── */
#qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0.5rem 0 1.25rem;
}

#qr-canvas {
  border-radius: 10px;
  border: 1px solid #e8e8e8;
  padding: 6px;
  max-width: 100%;
  height: auto;
}

.qr-hint {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: #aaa;
  letter-spacing: 0.02em;
}

/* ── Actions ── */
.actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

button, .actions a {
  display: inline-block;
  padding: 0.6rem 1.3rem;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity 0.2s;
}

button:hover, .actions a:hover { opacity: 0.85; }

#vcf-link {
  background: var(--brand-light);
  color: var(--brand);
  border: 1px solid #c5ccf8;
  font-weight: 500;
}

.actions button {
  background: #f5f5f5;
  color: #555;
}