/* ── Auth Page ── */
.auth-page {
  min-height: 100vh;
  display: flex;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

.auth-bg {
  position: fixed; inset: 0; z-index: 0;
  background: var(--bg);
}
.auth-bg::before {
  content: '';
  position: absolute; top: -30%; left: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,229,160,0.06) 0%, transparent 65%);
  animation: bgFloat 8s ease-in-out infinite;
}
.auth-bg::after {
  content: '';
  position: absolute; bottom: -20%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(123,97,255,0.06) 0%, transparent 65%);
  animation: bgFloat 10s ease-in-out infinite reverse;
}
@keyframes bgFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(30px,-30px) scale(1.03); }
}

.auth-panel {
  position: relative; z-index: 1;
  width: 100%; max-width: 420px;
  margin: auto; padding: 20px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}
.auth-logo-img {
  width: 56px; height: 56px;
  border-radius: 16px;
  margin: 0 auto 14px;
  box-shadow: 0 8px 32px rgba(0,229,160,0.2);
  animation: logoGlow 3s ease-in-out infinite;
}
@keyframes logoGlow {
  0%,100% { box-shadow: 0 8px 32px rgba(0,229,160,0.2); }
  50%      { box-shadow: 0 8px 48px rgba(0,229,160,0.35); }
}
.auth-logo-title {
  font-family: var(--font-head);
  font-size: 24px; font-weight: 700;
}
.auth-logo-title span { color: var(--primary); }
.auth-logo-sub { color: var(--text2); font-size: 13px; margin-top: 4px; }

.auth-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}

/* Tabs */
.auth-tabs {
  display: flex;
  background: var(--bg3);
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 24px;
}
.auth-tab {
  flex: 1; padding: 8px;
  text-align: center;
  font-size: 13px; font-weight: 600;
  border-radius: 8px;
  color: var(--text2);
  transition: all var(--transition);
  cursor: pointer;
}
.auth-tab.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--bg);
  box-shadow: 0 4px 14px rgba(0,229,160,0.25);
}

.auth-form { display: none; }
.auth-form.active { display: block; }

/* Password strength */
.pwd-strength { margin-top: 5px; display: flex; gap: 3px; height: 3px; }
.pwd-bar { flex: 1; border-radius: 2px; background: var(--border); transition: background 0.3s; }
.pwd-bar.weak   { background: var(--danger); }
.pwd-bar.medium { background: var(--warning); }
.pwd-bar.strong { background: var(--primary); }

/* Input with icon */
.input-group { position: relative; }
.input-group .form-control { padding-left: 40px; }
.input-icon {
  position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  color: var(--text3); pointer-events: none;
  display: flex; align-items: center;
}
.input-group .toggle-pwd {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; color: var(--text3); cursor: pointer;
  transition: color var(--transition); display: flex; align-items: center;
  padding: 4px;
}
.input-group .toggle-pwd:hover { color: var(--text); }

@media (max-width: 480px) {
  .auth-card { padding: 22px; }
  .auth-panel { padding: 14px; }
}