/* =============================================================================
   Cookie Consent Component (GDPR / CCPA / Nghị định 13)
   100% Design Tokens & Zero Magic Numbers
   ============================================================================= */

.cookie-consent {
  position: fixed;
  z-index: var(--z-toast);
  box-sizing: border-box;
  opacity: var(--opacity-0);
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-default),
              transform var(--duration-normal) var(--ease-spring),
              visibility var(--duration-normal) var(--ease-default);
}

.cookie-consent.is-visible {
  opacity: var(--opacity-100);
  visibility: visible;
  pointer-events: auto;
}

/* -----------------------------------------------------------------------------
   Layout 1: Floating Card
   ----------------------------------------------------------------------------- */
.cookie-consent--floating-card {
  bottom: var(--space-4);
  max-width: var(--container-narrow);
  width: calc(100% - (var(--space-4) * 2));
}

.cookie-consent--floating-card.cookie-consent--bottom-right {
  right: var(--space-4);
  left: auto;
  transform: translateY(var(--space-8));
}

.cookie-consent--floating-card.cookie-consent--bottom-left {
  left: var(--space-4);
  right: auto;
  transform: translateY(var(--space-8));
}

.cookie-consent--floating-card.is-visible {
  transform: translateY(0);
}

.cookie-consent--floating-card .cookie-consent__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-xl);
  border: var(--border-hairline) solid rgba(var(--color-foreground), var(--opacity-subtle));
  box-shadow: var(--shadow-xl);
}

/* -----------------------------------------------------------------------------
   Layout 2: Bottom Bar
   ----------------------------------------------------------------------------- */
.cookie-consent--bottom-bar {
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  transform: translateY(100%);
}

.cookie-consent--bottom-bar.is-visible {
  transform: translateY(0);
}

.cookie-consent--bottom-bar .cookie-consent__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: var(--border-hairline) solid rgba(var(--color-foreground), var(--opacity-subtle));
  box-shadow: var(--shadow-lg);
}

@media screen and (min-width: 750px) {
  .cookie-consent--bottom-bar .cookie-consent__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
  }
}

/* -----------------------------------------------------------------------------
   Content & Typography
   ----------------------------------------------------------------------------- */
.cookie-consent__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.cookie-consent__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--icon-md);
  height: var(--icon-md);
  color: rgb(var(--color-foreground));
  margin-top: var(--space-0-5);
}

.cookie-consent__icon svg {
  width: 100%;
  height: 100%;
}

.cookie-consent__content {
  flex: 1;
}

.cookie-consent__heading {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: rgb(var(--color-foreground));
  margin: 0 0 var(--space-1);
}

.cookie-consent__text {
  font-size: var(--font-size-xs);
  line-height: var(--line-height-normal);
  color: rgba(var(--color-foreground), var(--opacity-secondary));
  margin: 0;
}

.cookie-consent__text p {
  margin: 0;
  display: inline;
}

.cookie-consent__policy-link {
  color: rgb(var(--color-foreground));
  text-decoration: underline;
  text-underline-offset: var(--space-0-5);
  font-weight: var(--font-weight-medium);
  transition: opacity var(--duration-fast) var(--ease-default);
}

.cookie-consent__policy-link:hover {
  opacity: var(--opacity-muted);
}

/* -----------------------------------------------------------------------------
   Action Buttons
   ----------------------------------------------------------------------------- */
.cookie-consent__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.cookie-consent__btn {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3-5);
  border-radius: var(--radius-md);
  cursor: pointer;
  border: var(--border-hairline) solid transparent;
  transition: background-color var(--duration-fast) var(--ease-default),
              color var(--duration-fast) var(--ease-default),
              border-color var(--duration-fast) var(--ease-default),
              transform var(--duration-fast) var(--ease-default);
  text-align: center;
  line-height: 1;
  min-height: var(--control-height-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.cookie-consent__btn:active {
  transform: scale(0.98);
}

.cookie-consent__btn--decline {
  background-color: transparent;
  color: rgb(var(--color-foreground));
  border-color: rgba(var(--color-foreground), var(--opacity-subtle));
}

.cookie-consent__btn--decline:hover {
  background-color: rgba(var(--color-foreground), var(--opacity-ghost));
  border-color: rgba(var(--color-foreground), var(--opacity-muted));
}

.cookie-consent__btn--accept {
  background-color: rgb(var(--color-foreground));
  color: rgb(var(--color-background));
}

.cookie-consent__btn--accept:hover {
  opacity: var(--opacity-solid);
}

/* -----------------------------------------------------------------------------
   Mobile Overrides
   ----------------------------------------------------------------------------- */
@media screen and (max-width: 749px) {
  .cookie-consent--floating-card {
    left: var(--space-3);
    right: var(--space-3);
    bottom: var(--space-3);
    width: auto;
    max-width: none;
  }

  .cookie-consent__actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
  }

  .cookie-consent__btn {
    width: 100%;
  }
}