/* ==========================================================================
   StoreHub — Sign In / Register
   Sliding sign-in/register toggle page, shared form styles, and the
   searchable country/city combobox. Requires base.css.
   ========================================================================== */

/* ---------------------------------- */
/* Shared form styles                 */
/* ---------------------------------- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--color-text);
}
.form-hint-inline { font-weight: 400; color: var(--color-text-secondary); }
.form-group input,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 14.5px;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-50);
}
.form-group input::placeholder { color: var(--color-placeholder); }

.password-field { position: relative; }
.password-field input { padding-right: 44px; }
.password-toggle {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  color: var(--color-placeholder);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.password-toggle:hover { color: var(--color-text-secondary); background: var(--color-bg-alt); }
.password-toggle .icon-eye-off { display: none; }
.password-toggle[aria-pressed="true"] .icon-eye { display: none; }
.password-toggle[aria-pressed="true"] .icon-eye-off { display: block; }

.form-hint { font-size: 12px; color: var(--color-text-secondary); margin-top: 6px; }
.form-error { font-size: 12px; color: #DC2626; margin-top: 6px; display: none; }
.form-group.has-error input { border-color: #DC2626; }
.form-group.has-error .form-error { display: block; }

.form-footer-note { text-align: center; font-size: 14px; color: var(--color-text-secondary); margin-top: 22px; }
.form-footer-note a { color: var(--color-primary); font-weight: 600; }

.form-divider { display: flex; align-items: center; gap: 12px; margin: 24px 0; color: var(--color-text-secondary); font-size: 12.5px; }
.form-divider::before, .form-divider::after { content: ""; flex: 1; height: 1px; background: var(--color-border); }

/* ---------------------------------- */
/* Searchable select (combobox)       */
/* ---------------------------------- */
.combobox { position: relative; }

.combobox-input-wrap { position: relative; display: flex; align-items: center; }
.combobox-input-wrap .combobox-icon {
  position: absolute;
  right: 14px;
  color: var(--color-placeholder);
  pointer-events: none;
  transition: transform var(--transition-fast);
  display: flex;
}
.combobox.is-open .combobox-input-wrap .combobox-icon { transform: rotate(180deg); }

.combobox input[type="text"] {
  width: 100%;
  padding: 13px 38px 13px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 14.5px;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}
.combobox input[type="text"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-50);
}
.combobox input[type="text"]::placeholder { color: var(--color-placeholder); }
.combobox input[type="text"]:disabled { background: var(--color-bg-alt); color: var(--color-text-secondary); cursor: not-allowed; }

.combobox-panel {
  position: absolute;
  top: calc(70% );
  left: 0;
  right: 0;
  z-index: 30;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 264px;
  overflow-y: auto;
  padding: 6px;
  display: none;
}
.combobox.is-open .combobox-panel { display: block; }

.combobox-option {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.combobox-option:hover,
.combobox-option.is-active {
  background: var(--color-primary-50);
  color: var(--color-primary-dark);
}
.combobox-option.is-selected { font-weight: 600; }
.combobox-option .combobox-option-check { color: var(--color-primary); display: none; flex-shrink: 0; }
.combobox-option.is-selected .combobox-option-check { display: flex; }

.combobox-option-freetext {
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
  padding-top: 12px;
  color: var(--color-text-secondary);
  font-size: 13px;
}
.combobox-option-freetext strong { color: var(--color-primary); font-weight: 600; }

.combobox-empty {
  padding: 14px 12px;
  font-size: 13.5px;
  color: var(--color-text-secondary);
  text-align: center;
}

.combobox-group-label {
  padding: 8px 12px 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

/* ---------------------------------- */
/* Sliding sign-in / register         */
/* ---------------------------------- */
.auth-toggle-logo {
  position: absolute;
  top: 32px;
  left: 40px;
  z-index: 10;
}

.auth-toggle-container {
  position: relative;
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.auth-toggle-stage {
  position: relative;
  width: 100%;
  max-width: 1240px;
  height: 700px;
  max-height: calc(100vh - 80px);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.auth-toggle-form-panel {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 56px;
  background: transparent;
  overflow-y: auto;
  transition: transform 0.7s var(--ease), opacity 0.7s var(--ease), visibility 0.7s;
}

.auth-toggle-form-inner { width: 100%; max-width: 400px; margin: auto; }
.auth-toggle-form-inner h1 { font-size: 26px; margin: 0 0 6px; }
.auth-toggle-form-inner > p:first-of-type,
.auth-toggle-form-inner form > p:first-child { color: var(--color-text-secondary); font-size: 14.5px; margin-bottom: 26px; }

.auth-toggle-register-panel { padding-left: 48px; padding-right: 48px; }
.auth-toggle-register-panel .auth-toggle-form-inner { max-width: 480px; }
.auth-toggle-register-panel .form-group { margin-bottom: 14px; }
.auth-toggle-register-panel .form-row { gap: 16px; }
.auth-toggle-register-panel .form-group input,
.auth-toggle-register-panel .form-group select { padding: 11px 14px; font-size: 13.5px; }
.auth-toggle-register-panel .password-field input { padding-right: 44px; }
.auth-toggle-register-panel .auth-toggle-form-inner h1 { font-size: 23px; }
.auth-toggle-register-panel .auth-toggle-form-inner > p:first-of-type { margin-bottom: 20px; }

.auth-toggle-form-panel #signin-form button[type="submit"],
.auth-toggle-form-panel #register-form button[type="submit"] { margin-top: 12px; }

.auth-toggle-signin-panel {
  left: 0;
  z-index: 2;
}

.auth-toggle-register-panel {
  left: 50%;
  z-index: 1;
}

.auth-toggle-overlay-wrap {
  position: absolute;
  top: 0;
  left: 50%;
  width: 50%;
  height: 100%;
  overflow: hidden;
  z-index: 5;
  transition: transform 0.7s var(--ease);
}

.auth-toggle-overlay {
  position: relative;
  width: 200%;
  height: 100%;
  left: -100%;
  background: var(--gradient-primary);
  transition: transform 0.7s var(--ease);
  display: flex;
}

.auth-toggle-overlay-panel {
  width: 50%;
  height: 100%;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 44px;
  box-sizing: border-box;
}

.auth-toggle-overlay-panel h2 { color: #fff; font-size: 28px; margin-bottom: 14px; }
.auth-toggle-overlay-panel p { color: rgba(255,255,255,0.85); font-size: 14.5px; margin-bottom: 28px; max-width: 320px; }

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 34px;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(255,255,255,0.7);
  color: #fff;
  background: transparent;
  font-weight: 600;
  font-size: 14.5px;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-outline-white:hover { background: #fff; color: var(--color-primary-dark); }

/* State: register active — overlay slides left, register form reveals on the right */
.auth-toggle-stage.is-register .auth-toggle-signin-panel {
  transform: translateX(-40px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.auth-toggle-stage.is-register .auth-toggle-register-panel {
  transform: translateX(0);
}
.auth-toggle-stage:not(.is-register) .auth-toggle-register-panel {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.auth-toggle-stage.is-register .auth-toggle-overlay-wrap { transform: translateX(-100%); }
.auth-toggle-stage.is-register .auth-toggle-overlay { transform: translateX(50%); }

.auth-toggle-mobile-link { display: none; }

@media (max-width: 900px) {
  .auth-toggle-logo { position: static; margin-bottom: 24px; display: inline-flex; }
  .auth-toggle-container { flex-direction: column; padding: 24px 0 60px; min-height: 0; }
  .auth-toggle-overlay-wrap { display: none; }
  .auth-toggle-stage {
    height: auto;
    max-height: none;
    box-shadow: none;
    background: transparent;
    overflow: visible;
  }
  .auth-toggle-form-panel {
    position: static;
    transform: none !important;
    width: 100%;
    max-width: 480px;
    height: auto;
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-md);
    padding: 36px 26px;
    margin: 0 auto;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  .auth-toggle-register-panel { display: none; }
  .auth-toggle-stage.is-register .auth-toggle-signin-panel { display: none; }
  .auth-toggle-stage.is-register .auth-toggle-register-panel { display: flex; }
  .auth-toggle-mobile-link { display: block; }
}

@media (max-width: 720px) {
  .form-row { grid-template-columns: 1fr; }
}