:root{
  --bg:#eaf2f9;
  --card:#ffffff;
  --ink:#0f172a;
  --muted:#6b7280;
  --brand:#1871c4;      /* unified with your blue */
  --shadow:0 10px 24px rgba(15,23,42,.06);
  --radius:16px;
}

/* --- Layout ------------------------------------------------------- */
.auth-page{
  min-height:calc(100dvh - 120px);
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg);
  padding:32px 12px;
}

.auth-card{
  width:100%;
  max-width:520px;
  background:var(--card);
  border-radius:12px;
  box-shadow:var(--shadow);
  padding:28px 26px;
}

/* --- Headings / Alerts ------------------------------------------- */
.auth-title{
  margin:0 0 18px;
  font-size:18px;
  font-weight:800;
  color:var(--brand);
  text-align:center;
}

.auth-alert{
  background:#fff2f2;
  color:#b42318;
  border:1px solid #f9d3d3;
  border-radius:10px;
  padding:10px 12px;
  margin-bottom:12px;
  font-size:14px;
}

/* --- Form --------------------------------------------------------- */
.auth-form{ display:flex; flex-direction:column; gap:12px; }

.auth-field{ position:relative; }
.auth-field--password{ margin-top:2px; }

.auth-input{
  width:100%;
  height:44px;
  border:0;
  border-radius:10px;
  background:#e9ecef;
  color:var(--ink);
  padding:0 14px;
  outline:none;
}
.auth-input::placeholder{ color:#9aa3af; }

/* Password eye button */
.auth-eye{
  position:absolute;
  right:8px;
  top:50%;
  transform:translateY(-50%);
  width:34px;
  height:34px;
  border:0;
  border-radius:8px;
  background:#dfe7f3;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.auth-eye i{ font-size:16px; color:var(--brand); }

/* Submit */
.auth-btn{
  height:42px;
  border:0;
  border-radius:10px;
  background:var(--brand);
  color:#fff;
  font-weight:700;
  cursor:pointer;
}
.auth-btn:disabled{
  opacity:.6;
  cursor:not-allowed;
}

/* Links */
.auth-links{
  margin-top:6px;
  text-align:center;
  font-size:13px;
}
.auth-links a{
  color:var(--brand);
  text-decoration:none;
}
.auth-sep{ margin:0 6px; color:#9aa3af; }

/* Sign-up prompt (if used outside tabs) */
.auth-signup{ margin-top:14px; text-align:center; }
.auth-signup-text{
  color:var(--brand);
  font-weight:700;
  font-size:13px;
  margin-bottom:8px;
}
.auth-signup-btn{
  display:inline-block;
  background:var(--brand);
  color:#fff;
  padding:8px 16px;
  border-radius:8px;
  text-decoration:none;
  font-weight:700;
  font-size:14px;
}

/* --- Tabs --------------------------------------------------------- */
.auth-tabs{
  display:flex;
  gap:8px;
  background:var(--bg);
  border-radius:10px;
  padding:4px;
  margin-bottom:14px;
}
.auth-tab{
  flex:1;
  height:38px;
  border:0;
  border-radius:8px;
  background:transparent;
  font-weight:700;
  color:var(--brand);
  cursor:pointer;
}
.auth-tab.is-active{
  background:var(--brand);
  color:#fff;
}

/* Panels + hard hide helper */
.auth-panel{ display:block; }
.auth-panel.is-hidden{ display:none; }
.is-hidden{ display:none !important; }  /* safety net */

/* --- Focus states ------------------------------------------------- */
.auth-tab:focus-visible,
.auth-btn:focus-visible,
.auth-input:focus-visible,
.auth-eye:focus-visible,
.auth-links a:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:10px;
}

/* --- Small screens ------------------------------------------------ */
@media (max-width: 420px){
  .auth-card{ padding:22px 18px; }
  .auth-tabs{ gap:6px; padding:3px; }
  .auth-tab{ height:36px; font-size:14px; }
}