.auth-guide-modal{display:none;position:fixed;inset:0;background:rgba(7,12,20,.62);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:1400;padding:16px;align-items:center;justify-content:center}
.auth-guide-modal.show{display:flex}
.auth-guide-dialog{position:relative;width:min(460px,100%);background:linear-gradient(180deg,#ffffff 0%,#f5f8fe 100%);border:1px solid rgba(215,226,242,.95);border-radius:22px;padding:24px 20px 18px;box-shadow:0 20px 56px rgba(8,15,34,.28)}
.auth-guide-close{position:absolute;right:12px;top:12px;border:none;background:rgba(18,44,104,.08);font-size:24px;line-height:1;color:#64748b;cursor:pointer;width:34px;height:34px;border-radius:999px}
.auth-guide-badge{display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:0 12px;border-radius:999px;background:#eef4ff;color:#122c68;font-size:12px;font-weight:800;letter-spacing:.3px}
.auth-guide-dialog h3{margin:12px 0 8px;font-size:24px;line-height:1.2;color:#0f172a}
.auth-guide-dialog p{margin:0;color:#475569;font-size:15px;line-height:1.7}
.auth-guide-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:18px}
.auth-guide-btn{display:inline-flex;align-items:center;justify-content:center;height:44px;border-radius:14px;border:1px solid #d0d7e2;background:#fff;color:#0f172a;text-decoration:none;font-size:15px;font-weight:700;box-shadow:0 6px 18px rgba(15,23,42,.05)}
.auth-guide-btn.primary{background:#122c68;border-color:#122c68;color:#fff}
.auth-guide-btn.ghost{background:#eef4ff;border-color:#d7e4ff;color:#122c68}
@media(max-width:520px){
  .auth-guide-dialog{padding:22px 16px 16px}
  .auth-guide-actions{grid-template-columns:1fr}
}