/* ── AUTH PAGES ─────────────────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  background: #0f172a;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(16,185,129,.18) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(99,102,241,.18) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 90%, rgba(6,182,212,.12) 0%, transparent 45%);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  position: relative;
  overflow: hidden;
}
/* Subtle grid pattern overlay */
.auth-page::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.auth-card {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 40px;
  width: 100%; max-width: 440px;
  box-shadow: 0 25px 80px rgba(0,0,0,.4), 0 0 0 1px rgba(255,255,255,.08);
  position: relative;
  animation: slideUp .35s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px) scale(.97); }
  to   { opacity: 1; transform: translateY(0)  scale(1); }
}
.auth-logo {
  width: 60px; height: 60px; border-radius: 16px;
  background: linear-gradient(135deg, #10b981, #059669);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.85rem; color: #fff;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(16,185,129,.4);
  transition: transform .2s, box-shadow .2s;
}
.auth-logo:hover { transform: scale(1.06) rotate(-3deg); box-shadow: 0 12px 32px rgba(16,185,129,.5); }
.auth-title { font-size: 1.45rem; font-weight: 800; color: #0f172a; letter-spacing: -.02em; }
.auth-sub { font-size: .85rem; color: #64748b; }
.btn-wa {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #fff; border: none;
  padding: 12px; font-size: .93rem; font-weight: 600;
  border-radius: 11px; width: 100%;
  transition: transform .15s, box-shadow .2s, filter .2s;
  box-shadow: 0 4px 14px rgba(16,185,129,.35);
  cursor: pointer; display: block; text-align: center;
}
.btn-wa:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(16,185,129,.45);
  color: #fff; text-decoration: none;
}
.btn-wa:active { transform: translateY(0); }
.btn-wa:disabled { opacity: .65; transform: none; cursor: not-allowed; }
.auth-divider { text-align: center; color: #94a3b8; font-size: .8rem; margin: 14px 0; }
.form-control {
  border-radius: 10px;
  border: 1.5px solid #e2e8f0;
  padding: 10px 14px;
  font-size: .9rem;
  transition: border-color .15s, box-shadow .15s;
  background: #f8fafc;
}
.form-control:focus {
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16,185,129,.15);
  background: #fff;
}
.form-label { font-size: .81rem; font-weight: 600; color: #374151; }
a[style*="25d366"], a[style*="10b981"] { transition: opacity .15s; }
a[style*="25d366"]:hover, a[style*="10b981"]:hover { opacity: .8; }