/* auth.css */
#auth-screen {
  position: fixed; inset: 0; z-index: 9000;
  background: radial-gradient(ellipse at 25% 60%, #1c0b3d 0%, #08091a 65%);
  display: flex; align-items: center; justify-content: center;
  overflow-y: auto; padding: 20px;
}
.auth-bg-art {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: radial-gradient(circle at 70% 20%, rgba(123,94,167,0.1) 0%, transparent 50%),
                    radial-gradient(circle at 15% 80%, rgba(37,99,235,0.08) 0%, transparent 45%);
}
.auth-container {
  display: flex; gap: 60px; align-items: center;
  max-width: 820px; width: 100%; position: relative; z-index: 1;
  flex-wrap: wrap; justify-content: center;
}
.auth-brand { flex: 1; min-width: 240px; }
.auth-logo {
  font-family: 'Barlow', sans-serif; font-weight: 900; font-size: 58px;
  letter-spacing: -3px; line-height: 1; color: var(--text);
}
.auth-logo span { color: var(--glow); }
.auth-tagline { font-size: 15px; color: var(--text2); margin-top: 12px; line-height: 1.7; }
.auth-stats { display: flex; gap: 28px; margin-top: 28px; }
.auth-stat { display: flex; flex-direction: column; gap: 3px; }
.stat-n { font-size: 26px; font-weight: 800; color: var(--glow); }
.stat-l { font-size: 10px; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; font-family: var(--font-mono); }

.auth-card {
  width: 360px; flex-shrink: 0;
  background: rgba(13,15,43,0.92);
  border: 1px solid var(--border2);
  border-radius: 14px; padding: 28px;
  backdrop-filter: blur(20px);
}
.auth-tabs {
  display: flex; border: 1px solid var(--border2);
  border-radius: 7px; overflow: hidden; margin-bottom: 20px;
}
.auth-tab {
  flex: 1; padding: 9px; text-align: center; cursor: pointer;
  font-size: 13px; font-weight: 700;
  background: transparent; border: none; color: var(--text2);
  transition: all 0.15s;
}
.auth-tab.active { background: var(--accent); color: #fff; }
.google-btn {
  width: 100%; padding: 11px 14px; border-radius: 7px;
  border: 1px solid var(--border2); background: rgba(255,255,255,0.04);
  color: var(--text); font-size: 14px; font-weight: 600;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: all 0.15s; margin-bottom: 4px;
}
.google-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.2); }
.auth-divider {
  display: flex; align-items: center; gap: 10px;
  margin: 14px 0; color: var(--text3); font-size: 12px;
}
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--border2); }
.auth-field { margin-bottom: 13px; }
.auth-label {
  display: block; font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.2px; color: var(--text3);
  margin-bottom: 6px; font-family: var(--font-mono);
}
.auth-input {
  width: 100%; padding: 11px 14px; border-radius: 6px;
  border: 1px solid var(--border2); background: rgba(8,9,26,0.7);
  font-size: 14px; color: var(--text);
  outline: none; transition: border-color 0.15s;
}
.auth-input:focus { border-color: var(--accent2); }
.auth-input::placeholder { color: var(--text3); }
.auth-submit-btn {
  width: 100%; padding: 13px; border-radius: 7px; border: none;
  background: linear-gradient(135deg, var(--accent), var(--blue));
  color: #fff; font-size: 15px; font-weight: 700;
  cursor: pointer; margin-top: 6px; transition: opacity 0.15s; letter-spacing: 0.3px;
}
.auth-submit-btn:hover { opacity: 0.85; }
.auth-err { font-size: 12px; color: var(--red); margin-top: 8px; display: none; }
.auth-hint { font-size: 12px; color: var(--text3); text-align: center; margin-top: 12px; line-height: 1.5; }