/* ==========================================================================
   1. RESET
   Adapted from Tailwind CSS preflight via CWP
   ========================================================================== */

*,
::after,
::before,
::backdrop,
::file-selector-button {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0 solid;
}

html,
:host {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  font-family: var(--hd-default-font-family, ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji');
  -webkit-tap-highlight-color: transparent;
}

h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  font-weight: inherit;
}

a {
  color: inherit;
  text-decoration: inherit;
}

ol, ul, menu {
  list-style: none;
}

img, svg, video, canvas {
  display: block;
  vertical-align: middle;
}

img, video {
  max-width: 100%;
  height: auto;
}

button,
input,
select,
optgroup,
textarea,
::file-selector-button {
  font: inherit;
  font-feature-settings: inherit;
  font-variation-settings: inherit;
  letter-spacing: inherit;
  color: inherit;
  border-radius: 0;
  background-color: transparent;
  opacity: 1;
}

::placeholder {
  opacity: 1;
}

@supports (not (-webkit-appearance: -apple-pay-button)) or (contain-intrinsic-size: 1px) {
  ::placeholder {
    color: color-mix(in oklab, currentColor 50%, transparent);
  }
}

button,
input:where([type='button'], [type='reset'], [type='submit']),
::file-selector-button {
  appearance: button;
}

[hidden]:where(:not([hidden='until-found'])) {
  display: none !important;
}

/* ==========================================================================
   2. GLOBAL TOKENS & FONT FAMILY ALIASES
   Re-scoped from global-decisions and brand SCSS in CWP
   ========================================================================== */

:root {
  /* Global decisions (from global-decisions-light.css, re-scoped from [data-brand="global"]) */
  --hd-lineHeight-none: 1;
  --hd-lineHeight-xs: 1.25;
  --hd-lineHeight-sm: 1.38;
  --hd-lineHeight-md: 1.5;
  --hd-lineHeight-lg: 1.63;
  --hd-lineHeight-xl: 2;

  --hd-focus-outlineWidth: var(--hd-dimension-2);
  --hd-focus-outlineOffset: var(--hd-dimension-2);
  --hd-focus-outlineColor: var(--hd-color-foundation-gray-12);

  /* Input focus ring defaults */
  --hd-input-focusOutlineWidth: var(--hd-dimension-2);
  --hd-input-focusOutlineColor: var(--hd-fgColor-brand-primary);
  --hd-input-focusOutlineOffset: var(--hd-dimension-2);
  --hd-input-bgColor-disabled: var(--hd-bgColor-neutral-disabled);
  --hd-input-borderColor-disabled: var(--hd-borderColor-neutral-disabled);

  /* Font weight defaults */
  --hd-fontWeight-body: 400;
  --hd-fontWeight-body-strong: 500;
}

/* ==========================================================================
   3. BASE TYPOGRAPHY
   ========================================================================== */

body {
  font-family: var(--hd-fontFamily-body, ui-sans-serif, system-ui, sans-serif);
  font-weight: var(--hd-fontWeight-body, 400);
  font-size: var(--hd-fontSize-16);
  line-height: var(--hd-lineHeight-md);
  color: var(--hd-fgColor-neutral-primary);
  background-color: var(--hd-bgColor-neutral-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   4. COMPONENT STYLES
   ========================================================================== */

/* ---------- Focus ring ---------- */

.hd-Button:focus-visible,
.hd-FormRow__input:focus-visible,
.hd-Checkbox__input:focus-visible + .hd-Checkbox__control {
  outline: var(--hd-focus-outlineWidth) solid var(--hd-focus-outlineColor);
  outline-offset: var(--hd-focus-outlineOffset);
}

/* ---------- Button ---------- */

.hd-Button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--hd-dimension-6);
  min-width: var(--hd-dimension-40);
  min-height: var(--hd-dimension-48);
  padding: var(--_hd-button-padding, var(--hd-dimension-6) var(--hd-dimension-14));
  border: 1px solid var(--_hd-button-borderColor, transparent);
  border-radius: var(--_hd-button-borderRadius, var(--hd-button-borderRadius));
  font-family: var(--hd-button-fontFamily);
  font-weight: var(--hd-button-fontWeight);
  font-size: var(--hd-fontSize-14);
  line-height: 1;
  text-transform: var(--hd-button-textTransform);
  letter-spacing: var(--hd-button-letterSpacing);
  color: var(--_hd-button-fgColor);
  background: var(--_hd-button-bgColor);
  cursor: pointer;
  transition: color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
}

.hd-Button:hover {
  background: var(--_hd-button-bgColor-hover);
}

.hd-Button:active {
  background: var(--_hd-button-bgColor-active);
}

.hd-Button[aria-disabled='true'],
.hd-Button:disabled {
  color: var(--hd-fgColor-neutral-onDisabled);
  background: var(--_hd-button-bgColor-disabled, transparent);
  border-color: var(--_hd-button-borderColor-disabled, transparent);
  cursor: default;
  pointer-events: none;
}

.hd-Button--brandPrimary {
  --_hd-button-fgColor: var(--hd-button-brand-primary-fgColor);
  --_hd-button-bgColor: var(--hd-button-brand-primary-bgColor);
  --_hd-button-bgColor-hover: var(--hd-button-brand-primary-bgColor-hover);
  --_hd-button-bgColor-active: var(--hd-button-brand-primary-bgColor-active);
  --_hd-button-bgColor-disabled: var(--hd-bgColor-neutral-disabled);
}

.hd-Button--neutralSecondary {
  --_hd-button-fgColor: var(--hd-button-neutral-secondary-fgColor);
  --_hd-button-bgColor: var(--hd-button-neutral-secondary-bgColor);
  --_hd-button-bgColor-hover: var(--hd-button-neutral-secondary-bgColor-hover);
  --_hd-button-bgColor-active: var(--hd-button-neutral-secondary-bgColor-active);
  --_hd-button-borderColor: var(--hd-button-neutral-secondary-borderColor);
}

.hd-Button--fullWidth {
  width: 100%;
}

.hd-Button--apple {
  --_hd-button-fgColor: #fff;
  --_hd-button-bgColor: #000;
  --_hd-button-bgColor-hover: #1a1a1a;
  --_hd-button-bgColor-active: #333;
  --_hd-button-borderRadius: var(--hd-button-borderRadius);
  width: 100%;
}

.hd-Button--google {
  --_hd-button-fgColor: var(--hd-fgColor-neutral-primary);
  --_hd-button-bgColor: var(--hd-bgColor-neutral-primary);
  --_hd-button-bgColor-hover: var(--hd-bgColor-neutral-secondary);
  --_hd-button-bgColor-active: var(--hd-bgColor-neutral-secondary);
  --_hd-button-borderColor: var(--hd-input-borderColor);
  --_hd-button-borderRadius: var(--hd-button-borderRadius);
  width: 100%;
}

.hd-Button__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  position: relative;
  top: -1px;
}

/* ---------- Divider ---------- */

.hd-AuthPage__divider {
  display: flex;
  align-items: center;
  gap: var(--hd-dimension-12);
  color: var(--hd-fgColor-neutral-secondary);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  line-height: var(--hd-lineHeight-sm);
}

.hd-AuthPage__divider::before,
.hd-AuthPage__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--hd-borderColor-neutral-subtle);
}

/* ---------- Form ---------- */

.hd-FormRow {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-4);
}

.hd-FormRow__label {
  font-family: var(--hd-label-fontFamily);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-label-fontWeight);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-primary);
}

.hd-FormRow__input {
  min-height: var(--hd-dimension-40);
  padding: var(--hd-dimension-10) var(--hd-dimension-12);
  background: var(--hd-bgColor-neutral-primary);
  border: 1px solid var(--hd-input-borderColor);
  border-radius: var(--hd-input-borderRadius);
  font-family: var(--hd-input-fontFamily);
  font-size: var(--hd-fontSize-16);
  font-weight: var(--hd-fontWeight-body);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-primary);
  width: 100%;
}

.hd-FormRow__input:focus {
  outline: 2px solid color-mix(in srgb, var(--hd-fgColor-brand-primary) 50%, transparent);
  outline-offset: 0;
  border-color: var(--hd-fgColor-brand-primary);
}

.hd-FormRow__input:disabled {
  color: var(--hd-fgColor-neutral-onDisabled);
  border-color: var(--hd-input-borderColor-disabled);
  background: var(--hd-input-bgColor-disabled);
  cursor: not-allowed;
}

.hd-FormRow__input--errors {
  border-color: var(--hd-borderColor-negative-strong);
}

.hd-FormRow__select {
  min-height: var(--hd-dimension-40);
  padding: var(--hd-dimension-10) var(--hd-dimension-12);
  background: var(--hd-bgColor-neutral-primary);
  border: 1px solid var(--hd-input-borderColor);
  border-radius: var(--hd-input-borderRadius);
  font-family: var(--hd-input-fontFamily);
  font-size: var(--hd-fontSize-16);
  font-weight: var(--hd-fontWeight-body);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-primary);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--hd-dimension-36);
}

.hd-FormRow__select:focus {
  outline: 2px solid color-mix(in srgb, var(--hd-fgColor-brand-primary) 50%, transparent);
  outline-offset: 0;
  border-color: var(--hd-fgColor-brand-primary);
}

.hd-FormRow__hint {
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-fontWeight-body);
  color: var(--hd-fgColor-neutral-secondary);
}

.hd-FormRow__inputGroup {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-8);
}

.hd-CheckboxGroup {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-8);
}

.hd-FormRow__errorList {
  color: var(--hd-fgColor-negative-primary);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-fontWeight-body);
  line-height: var(--hd-lineHeight-sm);
}

/* ---------- Checkbox ---------- */

.hd-Checkbox {
  display: inline-flex;
  align-items: center;
  gap: var(--hd-dimension-8);
  cursor: pointer;
}

.hd-Checkbox__input {
  position: relative;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 16px;
  height: 16px;
  margin: 0;
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
  background-color: var(--hd-bgColor-neutral-primary);
  border: 1px solid var(--hd-input-borderColor);
  border-radius: var(--hd-borderRadius-xs);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.hd-Checkbox__input:checked {
  background-color: var(--hd-bgColor-brand-strong);
  border-color: var(--hd-bgColor-brand-strong);
}

.hd-Checkbox__input:checked::after {
  content: '\2713';
  color: var(--hd-fgColor-brand-onStrong);
  font-size: 12px;
  line-height: 1;
}

.hd-Checkbox__input:focus {
  outline: 2px solid color-mix(in srgb, var(--hd-fgColor-brand-primary) 50%, transparent);
  outline-offset: 0;
  border-color: var(--hd-fgColor-brand-primary);
}

.hd-Checkbox__label {
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-fontWeight-body);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-primary);
}

/* ---------- Link ---------- */

.hd-Link {
  color: var(--hd-fgColor-brand-primary);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-fontWeight-body);
  line-height: var(--hd-lineHeight-sm);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.15s ease;
}

.hd-Link:hover {
  text-decoration: underline;
}

/* ---------- Alert ---------- */

.hd-Alert {
  display: flex;
  align-items: flex-start;
  gap: var(--hd-dimension-10);
  padding: var(--hd-dimension-12) var(--hd-dimension-14);
  border-radius: var(--hd-borderRadius-sm);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  line-height: var(--hd-lineHeight-sm);
}

.hd-Alert--error {
  background: var(--hd-bgColor-negative-subtle);
  color: var(--hd-fgColor-negative-primary);
  border: 1px solid var(--hd-borderColor-negative-subtle);
}

.hd-Alert--success {
  background: var(--hd-bgColor-positive-subtle);
  color: var(--hd-fgColor-positive-primary);
  border: 1px solid var(--hd-borderColor-positive-subtle);
}

.hd-Alert__icon {
  flex-shrink: 0;
  width: var(--hd-dimension-20);
  height: var(--hd-dimension-20);
}

/* ==========================================================================
   5. AUTH PAGE LAYOUTS
   ========================================================================== */

.hd-AuthPage {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.hd-AuthPage__header {
  padding: var(--hd-dimension-16);
}

.hd-AuthPage__header svg {
  display: block;
}

.hd-AuthPage__body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--hd-dimension-16) var(--hd-dimension-16) var(--hd-dimension-64);
}

.hd-AuthPage__card {
  width: 100%;
  max-width: 400px;
}


.hd-AuthPage__heading {
  font-family: var(--hd-fontFamily-heading);
  font-weight: var(--hd-fontWeight-heading);
  font-size: var(--hd-fontSize-28);
  line-height: var(--hd-lineHeight-xs);
  color: var(--hd-fgColor-neutral-primary);
  margin-bottom: var(--hd-dimension-24);
}

.hd-AuthPage__form {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-20);
}

.hd-AuthPage__actions {
  display: flex;
  align-items: center;
  gap: var(--hd-dimension-10);
  padding-top: var(--hd-dimension-8);
}

.hd-AuthPage__footer {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-16);
  padding-top: var(--hd-dimension-24);
}

.hd-AuthPage__secondaryAction {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--hd-dimension-20) var(--hd-dimension-16);
  border: 1px solid var(--hd-borderColor-neutral-subtle);
  border-radius: var(--hd-borderRadius-sm);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-secondary);
}

.hd-AuthPage__secondaryAction a {
  color: var(--hd-fgColor-brand-primary);
  text-decoration: none;
  margin-left: 0.25em;
}

.hd-AuthPage__secondaryAction a:hover {
  text-decoration: underline;
}

.hd-AuthPage__alert {
  margin-bottom: var(--hd-dimension-20);
}

/* ---------- Authorize Page (two-column) ---------- */

.hd-AuthorizePage {
  width: 100%;
  max-width: 800px;
}

.hd-AuthorizePage__columns {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-32);
}

.hd-AuthorizePage__left {
  flex: 1;
}

.hd-AuthorizePage__right {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-24);
}

.hd-AuthorizePage__divider {
  display: none;
}

.hd-AuthorizePage__partnerLogo {
  margin-bottom: var(--hd-dimension-16);
}

.hd-AuthorizePage__partnerLogo img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100px;
  max-height: 60px;
}

.hd-ScopeList {
  display: flex;
  flex-direction: column;
  gap: var(--hd-dimension-8);
}

.hd-ScopeList__heading {
  display: flex;
  align-items: center;
  gap: var(--hd-dimension-8);
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  font-weight: var(--hd-fontWeight-body-strong);
  line-height: var(--hd-lineHeight-sm);
  color: var(--hd-fgColor-neutral-primary);
}

.hd-ScopeList__heading svg {
  width: var(--hd-dimension-20);
  height: var(--hd-dimension-20);
  flex-shrink: 0;
}

.hd-ScopeList__items {
  padding-left: var(--hd-dimension-28);
}

.hd-ScopeList__items li {
  list-style: disc;
  font-family: var(--hd-fontFamily-body);
  font-size: var(--hd-fontSize-14);
  line-height: var(--hd-lineHeight-lg);
  color: var(--hd-fgColor-neutral-secondary);
}

/* ==========================================================================
   6. RESPONSIVE
   ========================================================================== */

@media (min-width: 48rem) {
  .hd-AuthPage__header {
    padding: var(--hd-dimension-20) var(--hd-dimension-40);
  }

  .hd-AuthPage__heading {
    font-size: var(--hd-fontSize-32);
  }

  /* Authorize two-column layout */
  .hd-AuthorizePage__columns {
    flex-direction: row;
    gap: 0;
  }

  .hd-AuthorizePage__divider {
    display: block;
    width: 1px;
    background: var(--hd-borderColor-neutral-subtle);
    margin: 0 var(--hd-dimension-32);
    flex-shrink: 0;
  }
}

/* Mobile: full-width buttons */
@media (max-width: 47.999rem) {
  .hd-AuthPage__actions {
    flex-direction: column;
  }

  .hd-AuthPage__actions .hd-Button {
    width: 100%;
  }

  .hd-AuthPage__footer .hd-Link {
    text-align: center;
  }

  .hd-AuthPage__secondaryAction {
    text-align: center;
  }
}