/* =============================================================================
   AJAX Auth Modal – Stylesheet
   ============================================================================= */

/* --- Custom Properties ------------------------------------------------------- */
:root {
  --aam-z:          9999;
  --aam-radius:     12px;
  --aam-bg:         #ffffff;
  --aam-shadow:     0 20px 60px rgba(0,0,0,.18);
  --aam-overlay:    rgba(0,0,0,.55);
  --aam-primary:    #2563eb;
  --aam-primary-h:  #1d4ed8;
  --aam-text:       #111827;
  --aam-muted:      #6b7280;
  --aam-border:     #d1d5db;
  --aam-input-bg:   #f9fafb;
  --aam-error:      #dc2626;
  --aam-success:    #16a34a;
  --aam-gap:        18px;
  --aam-transition: .22s ease;
  --aam-font:       -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* --- Overlay ----------------------------------------------------------------- */
.aam-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--aam-z);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--aam-overlay);
  padding: 16px;
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity var(--aam-transition);
  /* hidden via [hidden] + opacity */
}

.aam-overlay:not([hidden]) {
  opacity: 1;
}

.aam-overlay[hidden] {
  /* Override [hidden]'s display:none with animation support */
  display: flex !important;
  pointer-events: none;
  visibility: hidden;
}

.aam-overlay.is-visible {
  pointer-events: auto;
  visibility: visible;
}

/* --- Modal Box --------------------------------------------------------------- */
.aam-modal {
  position: relative;
  background: var(--aam-bg);
  border-radius: var(--aam-radius);
  box-shadow: var(--aam-shadow);
  width: 100%;
  max-width: 420px;
  padding: 36px 32px 32px;
  font-family: var(--aam-font);
  color: var(--aam-text);
  transform: translateY(24px) scale(.97);
  transition: transform var(--aam-transition);
}

.aam-overlay.is-visible .aam-modal {
  transform: translateY(0) scale(1);
}

/* --- Close Button ------------------------------------------------------------ */
.aam-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  color: var(--aam-muted);
  display: flex;
  align-items: center;
  transition: background var(--aam-transition), color var(--aam-transition);
}
.aam-close:hover { background: #f3f4f6; color: var(--aam-text); }
.aam-close svg { width: 18px; height: 18px; }

/* --- Tabs -------------------------------------------------------------------- */
.aam-tabs {
  display: flex;
  position: relative;
  background: #f3f4f6;
  border-radius: 8px;
  padding: 4px;
  margin-bottom: 24px;
  gap: 0;
}

.aam-tab {
  flex: 1;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--aam-font);
  color: var(--aam-muted);
  border-radius: 6px;
  position: relative;
  z-index: 1;
  transition: color var(--aam-transition);
}

.aam-tab[aria-selected="true"] { color: var(--aam-text); }

.aam-tab-indicator {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 4px);
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(0,0,0,.1);
  transition: transform var(--aam-transition);
  pointer-events: none;
}

.aam-tab-indicator.at-register {
  transform: translateX(100%);
}

/* --- Heading ----------------------------------------------------------------- */
.aam-heading {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 20px;
  color: var(--aam-text);
}

/* --- Panels ------------------------------------------------------------------ */
.aam-panel { display: block; }
.aam-panel[hidden] { display: none; }

/* --- Messages (Erfolg / Fehler) --------------------------------------------- */
.aam-message {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  line-height: 1.5;
}
.aam-message[hidden] { display: none; }
.aam-message.is-error   { background: #fef2f2; color: var(--aam-error); border: 1px solid #fecaca; }
.aam-message.is-success { background: #f0fdf4; color: var(--aam-success); border: 1px solid #bbf7d0; }

/* --- Felder ------------------------------------------------------------------ */
.aam-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: var(--aam-gap);
}

.aam-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--aam-text);
}

.aam-field input[type="text"],
.aam-field input[type="email"],
.aam-field input[type="password"] {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--aam-border);
  border-radius: 8px;
  background: var(--aam-input-bg);
  font-size: 14px;
  font-family: var(--aam-font);
  color: var(--aam-text);
  transition: border-color var(--aam-transition), box-shadow var(--aam-transition);
  box-sizing: border-box;
}

.aam-field input:focus {
  outline: none;
  border-color: var(--aam-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
  background: #fff;
}

.aam-field input.is-invalid { border-color: var(--aam-error); }

.aam-field-error {
  font-size: 12px;
  color: var(--aam-error);
  display: none;
}
.aam-field-error:not(:empty) { display: block; }

/* Passwort-Feld mit Toggle */
.aam-pw-wrap {
  position: relative;
}
.aam-pw-wrap input {
  padding-right: 42px !important;
}
.aam-pw-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--aam-muted);
  display: flex;
  align-items: center;
}
.aam-pw-toggle svg { width: 18px; height: 18px; }
.aam-pw-toggle .aam-eye-off { display: none; }
.aam-pw-toggle.is-visible .aam-eye    { display: none; }
.aam-pw-toggle.is-visible .aam-eye-off { display: block; }

/* Passwort-Stärke */
.aam-pw-strength {
  display: flex;
  gap: 4px;
  margin-top: 6px;
}
.aam-pw-strength span {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: #e5e7eb;
  transition: background .25s;
}
/* Segmente aktiv färben via data-active */
.aam-pw-strength[data-level="weak"]   span[data-active="1"] { background: #ef4444; }
.aam-pw-strength[data-level="fair"]   span[data-active="1"] { background: #f59e0b; }
.aam-pw-strength[data-level="good"]   span[data-active="1"] { background: #3b82f6; }
.aam-pw-strength[data-level="strong"] span[data-active="1"] { background: #22c55e; }
/* Leerer Zustand: alle grau */
.aam-pw-strength:not([data-level]) span,
.aam-pw-strength[data-level=""] span { background: #e5e7eb; }

/* --- Passwort-Generator ---------------------------------------------------- */
.aam-pw-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.aam-pw-generate,
.aam-pw-copy {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 4px;
  border: 1px solid var(--aam-border, #d1d5db);
  background: #f9fafb;
  color: var(--aam-text, #374151);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.aam-pw-generate:hover,
.aam-pw-copy:hover {
  background: #eff6ff;
  border-color: var(--aam-primary, #2563eb);
  color: var(--aam-primary, #2563eb);
}
.aam-pw-copy[hidden] { display: none; }

/* --- Row Layout ------------------------------------------------------------- */
.aam-row {
  display: flex;
  align-items: center;
  margin-bottom: var(--aam-gap);
}
.aam-row--between { justify-content: space-between; }
.aam-row--gap     { gap: 12px; }

.aam-field--half { flex: 1; }

/* --- Checkbox --------------------------------------------------------------- */
.aam-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  line-height: 1.5;
}
.aam-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--aam-primary);
}
.aam-checkbox span a { color: var(--aam-primary); }

/* --- Link / Switch ---------------------------------------------------------- */
.aam-link {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--aam-primary);
  font-size: 13px;
  font-family: var(--aam-font);
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.aam-link:hover { color: var(--aam-primary-h); }

/* --- Submit Button ---------------------------------------------------------- */
.aam-submit {
  width: 100%;
  padding: 12px 20px;
  background: var(--aam-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--aam-font);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background var(--aam-transition), transform .1s;
  margin-top: 4px;
}
.aam-submit:hover   { background: var(--aam-primary-h); }
.aam-submit:active  { transform: scale(.98); }
.aam-submit:disabled { opacity: .65; cursor: not-allowed; }

/* Spinner */
.aam-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: aam-spin .7s linear infinite;
}
.aam-spinner[hidden] { display: none; }
@keyframes aam-spin { to { transform: rotate(360deg); } }

/* --- Panel Footer ----------------------------------------------------------- */
.aam-panel-footer {
  text-align: center;
  margin-top: 16px;
  margin-bottom: 0;
}

/* --- Inline Form ------------------------------------------------------------ */
.aam-inline .aam-overlay {
  position: relative;
  inset: auto;
  opacity: 1;
  backdrop-filter: none;
  background: none;
  padding: 0;
  display: block;
  pointer-events: auto;
  visibility: visible;
}
.aam-inline .aam-modal {
  max-width: 100%;
  transform: none !important;
}
.aam-inline .aam-close { display: none; }

/* --- Logged-In Message ------------------------------------------------------ */
.aam-logged-in {
  font-style: italic;
  color: var(--aam-muted);
  font-size: 14px;
}

/* --- Responsive -------------------------------------------------------------- */
@media (max-width: 460px) {
  .aam-modal {
    padding: 28px 20px 24px;
    border-radius: 10px 10px 0 0;
  }
  .aam-overlay {
    align-items: flex-end;
  }
  .aam-modal {
    max-width: 100%;
  }
}

/* --- Honeypot: wirklich unsichtbar ------------------------------------------ */
.aam-hp-wrap { display: none !important; }

/* --- OAuth / SSO Buttons --------------------------------------------------- */
.aam-oauth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 14px;
  color: var(--aam-muted, #9ca3af);
  font-size: 13px;
}
.aam-oauth-divider::before,
.aam-oauth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--aam-border, #e5e7eb);
}
.aam-oauth-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.aam-oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 9px 16px;
  border-radius: var(--aam-radius, 8px);
  border: 1px solid var(--aam-border, #e5e7eb);
  background: #fff;
  color: var(--aam-text, #1f2937);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, box-shadow .15s;
  line-height: 1.4;
}
.aam-oauth-btn:hover {
  background: #f9fafb;
  border-color: #d1d5db;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}
.aam-oauth-btn:disabled,
.aam-oauth-btn.aam-oauth-loading {
  opacity: .6;
  cursor: wait;
}
/* Provider-spezifische Akzentfarben beim Hover */
.aam-oauth-google:hover    { border-color: #4285F4; }
.aam-oauth-github:hover    { border-color: #333; }
.aam-oauth-microsoft:hover { border-color: #00A4EF; }
.aam-oauth-apple:hover     { border-color: #000; }
/* Dark-Mode: Apple-Button invertieren */
@media (prefers-color-scheme: dark) {
  .aam-oauth-apple {
    background: #000;
    color: #fff;
    border-color: #333;
  }
  .aam-oauth-apple:hover { background: #1a1a1a; }
}

/* --- Profil-Vervollständigung ---------------------------------------------- */
.aam-panel-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--aam-text, #1f2937);
}
.aam-panel-desc {
  font-size: 14px;
  color: var(--aam-muted, #6b7280);
  margin: 0 0 20px;
}
.aam-username-status {
  display: block;
  font-size: 12px;
  margin-top: 4px;
  min-height: 16px;
}
.aam-username-status.is-available { color: #16a34a; }
.aam-username-status.is-taken     { color: #dc2626; }

/* --- Shake-Animation (Profil-Pflichtschritt) -------------------------------- */
@keyframes aam-shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-8px); }
  40%       { transform: translateX(8px); }
  60%       { transform: translateX(-5px); }
  80%       { transform: translateX(5px); }
}
.aam-shake { animation: aam-shake .4s ease; }