/* Auth Page */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at 60% 20%, rgba(249,115,22,0.1) 0%, transparent 60%), var(--bg);
  padding: 1.5rem;
}

.auth-container {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  width: 100%;
  max-width: 420px;
  padding: 2.2rem;
  box-shadow: var(--shadow);
}

.auth-brand {
  text-align: center;
  margin-bottom: 1.8rem;
}
.brand-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }
.auth-brand h1 { font-size: 1.7rem; font-weight: 800; color: var(--accent); }
.auth-brand p { color: var(--text2); font-size: 0.88rem; margin-top: 0.2rem; }

.auth-tabs {
  display: flex;
  background: var(--bg3);
  border-radius: 9px;
  padding: 3px;
  margin-bottom: 1.5rem;
  gap: 3px;
}
.tab-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--text3);
  padding: 0.5rem;
  border-radius: 7px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active {
  background: var(--accent);
  color: #fff;
}

.auth-form { display: none; flex-direction: column; gap: 1rem; }
.auth-form.active { display: flex; }

.auth-hint { text-align: center; color: var(--text3); font-size: 0.85rem; margin-top: 0.5rem; }
.auth-hint a { color: var(--accent); text-decoration: none; font-weight: 600; }
.auth-hint a:hover { text-decoration: underline; }