/* Copyright (c) 2025-2026 Spwig contributors. Licensed under AGPL-3.0. */

/* Announcement Bar / Notification Zone Styles */
/* Uses theme widget tokens: --theme-widget-announcement-{property} */
/* Modal uses theme modal tokens: --theme-element-modal-{property} */

/* =============================================================
   Notification Zone (dedicated header zone)
   ============================================================= */

.header-zone--notification {
  padding: 0;
}

/* =============================================================
   Base Announcement Bar
   ============================================================= */

.widget-announcement {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
  padding: var(--theme-widget-announcement-bar-padding-y, var(--theme-space-2, 0.5rem))
    var(--theme-widget-announcement-bar-padding-x, var(--theme-space-4, 1rem));
  background: var(--theme-widget-announcement-bar-bg, var(--theme-color-primary, #3b82f6));
  color: var(--theme-widget-announcement-bar-color, var(--theme-color-text-inverse, white));
  font-family: var(--theme-font-family-body, inherit);
  font-size: var(--theme-widget-announcement-bar-font-size, var(--theme-font-size-sm, 0.875rem));
  font-weight: var(
    --theme-widget-announcement-bar-font-weight,
    var(--theme-font-weight-medium, 500)
  );
  text-align: center;
  overflow: hidden;
  line-height: var(--theme-line-height-normal, 1.5);
}

/* =============================================================
   Announcement Track (contains items)
   ============================================================= */

.announcement-viewport {
  display: flex;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  align-items: center;
}

.announcement-track {
  display: flex;
  align-items: center;
  gap: var(--theme-widget-announcement-gap, var(--theme-space-8, 2rem));
  flex: none; /* Prevent flex shrink */
  width: max-content; /* Size to content */
  min-width: 100%; /* Ensure full width minimum */
}

.announcement-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--theme-space-2, 0.5rem);
  padding: 0 var(--theme-space-8, 2rem);
  min-width: 200px; /* Prevent too-narrow items */
  max-width: 600px; /* Prevent too-wide items */
  flex-shrink: 0;
  white-space: nowrap;
  cursor: pointer;
}

/* Text wrapping for long content */
.announcement-item-text {
  overflow-wrap: break-word;
  word-wrap: break-word;
  hyphens: auto;
}

.announcement-item a {
  color: inherit;
  text-decoration: none;
}

/* =============================================================
   Horizontal Scroll Mode
   ============================================================= */

/* Viewport: stationary clip + fade mask (stays at visible edges) */
.widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport {
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black var(--theme-widget-announcement-fade-width, 3rem),
    black calc(100% - var(--theme-widget-announcement-fade-width, 3rem)),
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black var(--theme-widget-announcement-fade-width, 3rem),
    black calc(100% - var(--theme-widget-announcement-fade-width, 3rem)),
    transparent 100%
  );
}

/* Focus outlines for links/controls */
.announcement-link,
.announcement-close,
.announcement-control {
  position: relative; /* For outline positioning */
}

.announcement-link:focus-visible,
.announcement-close:focus-visible,
.announcement-control:focus-visible {
  outline: 2px solid var(--theme-color-primary, #3b82f6);
  outline-offset: 2px;
  z-index: 10; /* Above mask */
}

/* Fallback for non-WebKit browsers */
@supports not (-webkit-mask-image: linear-gradient(to right, transparent, black)) {
  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport::before,
  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: var(--theme-widget-announcement-fade-width, 3rem);
    pointer-events: none;
    z-index: 2;
  }

  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport::before {
    left: 0;
    background: linear-gradient(
      to right,
      var(--announcement-bg-color, var(--theme-color-primary, #3b82f6)),
      transparent
    );
  }

  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport::after {
    right: 0;
    background: linear-gradient(
      to left,
      var(--announcement-bg-color, var(--theme-color-primary, #3b82f6)),
      transparent
    );
  }
}

/* Track: full-width content that scrolls inside the viewport */
.widget-announcement[data-display-mode='scroll_horizontal'] .announcement-track {
  flex: none;
  width: max-content;
  white-space: nowrap;
  animation: announcement-scroll-horizontal var(--theme-widget-announcement-scroll-speed, 20s)
    linear infinite;
}

.widget-announcement[data-display-mode='scroll_horizontal']:hover .announcement-track {
  animation-play-state: paused;
}

.widget-announcement[data-display-mode='scroll_horizontal'] .announcement-item {
  display: inline-flex;
  padding: 0 var(--theme-space-8, 2rem);
}

@keyframes announcement-scroll-horizontal {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* =============================================================
   Vertical Cycle Mode
   ============================================================= */

.widget-announcement[data-display-mode='scroll_vertical'] .announcement-track {
  position: relative;
  height: 1.5em;
}

.widget-announcement[data-display-mode='scroll_vertical'] .announcement-item {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(100%);
  transition:
    opacity var(--theme-widget-announcement-vertical-transition-duration, 500ms)
      var(--theme-widget-announcement-vertical-transition-timing, ease),
    transform var(--theme-widget-announcement-vertical-transition-duration, 500ms)
      var(--theme-widget-announcement-vertical-transition-timing, ease);
}

.widget-announcement[data-display-mode='scroll_vertical'] .announcement-item.active {
  opacity: 1;
  transform: translateY(0);
}

.widget-announcement[data-display-mode='scroll_vertical'] .announcement-item.exiting {
  opacity: 0;
  transform: translateY(-100%);
}

/* =============================================================
   Static Mode
   ============================================================= */

.widget-announcement[data-display-mode='static'] .announcement-track {
  position: relative;
  height: 1.5em;
}

.widget-announcement[data-display-mode='static'] .announcement-item {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--theme-widget-announcement-vertical-transition-duration, 500ms) ease;
}

.widget-announcement[data-display-mode='static'] .announcement-item.active {
  opacity: 1;
}

/* Ellipsis handling for static mode */
.widget-announcement:not([data-display-mode='scroll_horizontal']) .announcement-item {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* =============================================================
   Announcement Text & Link
   ============================================================= */

.announcement-text {
  flex-shrink: 1;
  min-width: 0;
}

.announcement-link {
  color: var(--theme-widget-announcement-link-color, inherit);
  text-decoration: var(--theme-widget-announcement-link-underline, underline);
  font-weight: var(--theme-font-weight-medium, 500);
  transition: opacity var(--theme-transition-duration-fast, 150ms)
    var(--theme-transition-easing-default, ease);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}

.announcement-link:hover {
  opacity: var(--theme-widget-announcement-link-hover-opacity, 0.8);
}

/* =============================================================
   Close/Dismiss Button
   ============================================================= */

.announcement-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: calc(var(--theme-widget-announcement-close-btn-size, 1.25rem) + 0.25rem);
  height: calc(var(--theme-widget-announcement-close-btn-size, 1.25rem) + 0.25rem);
  margin-left: var(--theme-space-4, 1rem);
  background: transparent;
  border: none;
  color: var(--theme-widget-announcement-close-btn-color, inherit);
  cursor: pointer;
  opacity: 0.7;
  border-radius: var(--theme-radius-sm, 0.25rem);
  transition: opacity var(--theme-transition-duration-fast, 150ms)
    var(--theme-transition-easing-default, ease);
  flex-shrink: 0;
  font-size: var(--theme-widget-announcement-close-btn-size, 1.25rem);
  line-height: 1;
}

.announcement-close:hover {
  opacity: var(--theme-widget-announcement-close-btn-hover-opacity, 1);
}

/* =============================================================
   Announcement Modal
   ============================================================= */

.announcement-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--theme-z-modal-backdrop, 1040);
  background: var(--theme-element-modal-backdrop-color, rgba(0, 0, 0, 0.5));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 300ms ease,
    visibility 300ms ease;
}

.announcement-modal-backdrop.visible {
  opacity: 1;
  visibility: visible;
}

.announcement-modal {
  position: relative;
  z-index: var(--theme-z-modal, 1050);
  background: var(--theme-element-modal-bg, var(--theme-color-surface, #fff));
  border-radius: var(--theme-element-modal-radius, var(--theme-radius-xl, 1rem));
  box-shadow: var(--theme-element-modal-shadow, var(--theme-shadow-xl));
  max-width: var(--theme-widget-announcement-modal-max-width, 36rem);
  width: calc(100% - var(--theme-space-8, 2rem));
  max-height: 90vh; /* fallback for browsers without dvh */
  max-height: 90dvh;
  overflow-y: auto;
  transform: scale(0.95) translateY(10px);
  transition: transform 300ms ease;
}

.announcement-modal-backdrop.visible .announcement-modal {
  transform: scale(1) translateY(0);
}

/* Close Button */
.announcement-modal-close {
  position: absolute;
  top: var(--theme-space-3, 0.75rem);
  right: var(--theme-space-3, 0.75rem);
  z-index: 1;
  width: var(--theme-element-modal-close-button-size, 36px);
  height: var(--theme-element-modal-close-button-size, 36px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--theme-element-modal-close-button-bg, transparent);
  border: none;
  border-radius: var(--theme-radius-full, 9999px);
  color: var(--theme-element-modal-close-button-color, var(--theme-color-text-muted));
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  transition:
    color var(--theme-transition-duration-fast, 150ms) ease,
    background var(--theme-transition-duration-fast, 150ms) ease;
}

.announcement-modal-close:hover {
  color: var(--theme-element-modal-close-button-color-hover, var(--theme-color-text));
  background: var(--theme-element-modal-close-button-bg-hover, var(--theme-color-surface-hover));
}

/* Modal Content */
.announcement-modal-content {
  padding: var(--theme-element-modal-padding, var(--theme-space-6, 1.5rem));
}

/* Banner Image Mode */
.announcement-modal-image-banner {
  width: 100%;
  max-height: var(--theme-widget-announcement-modal-image-max-height, 300px);
  object-fit: cover;
  border-radius: var(--theme-widget-announcement-modal-image-radius, var(--theme-radius-md))
    var(--theme-widget-announcement-modal-image-radius, var(--theme-radius-md)) 0 0;
  display: block;
}

/* Background Image Mode */
.announcement-modal-image-bg {
  position: relative;
  background-size: cover;
  background-position: center;
  border-radius: var(--theme-widget-announcement-modal-image-radius, var(--theme-radius-md))
    var(--theme-widget-announcement-modal-image-radius, var(--theme-radius-md)) 0 0;
  min-height: var(--theme-widget-announcement-modal-image-max-height, 300px);
  display: flex;
  align-items: flex-end;
  padding: var(--theme-space-6, 1.5rem);
}

.announcement-modal-image-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, var(--announcement-overlay-opacity, 0.5));
  border-radius: inherit;
}

.announcement-modal-image-bg .announcement-modal-overlay-content {
  position: relative;
  z-index: 1;
  color: var(--theme-color-text-inverse, #fff);
}

/* Modal Title */
.announcement-modal-title {
  font-size: var(--theme-widget-announcement-modal-title-size, var(--theme-font-size-xl, 1.25rem));
  font-weight: var(
    --theme-widget-announcement-modal-title-weight,
    var(--theme-font-weight-semibold, 600)
  );
  margin: 0 0 var(--theme-space-3, 0.75rem);
  line-height: var(--theme-line-height-tight, 1.25);
}

/* Modal Body */
.announcement-modal-body {
  font-size: var(--theme-widget-announcement-modal-body-size, var(--theme-font-size-base, 1rem));
  color: var(--theme-widget-announcement-modal-body-color, var(--theme-color-text-light, #374151));
  line-height: var(--theme-line-height-relaxed, 1.625);
  margin: 0 0 var(--theme-space-4, 1rem);
}

/* Modal Link Button */
.announcement-modal-link-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--theme-space-2, 0.5rem);
  padding: var(--theme-widget-announcement-modal-link-btn-padding-y, var(--theme-space-3, 0.75rem))
    var(--theme-widget-announcement-modal-link-btn-padding-x, var(--theme-space-6, 1.5rem));
  background: var(--theme-widget-announcement-modal-link-btn-bg, var(--theme-color-primary));
  color: var(
    --theme-widget-announcement-modal-link-btn-color,
    var(--theme-color-text-inverse, #fff)
  );
  border: none;
  border-radius: var(--theme-widget-announcement-modal-link-btn-radius, var(--theme-radius-md));
  font-size: var(--theme-font-size-base, 1rem);
  font-weight: var(--theme-font-weight-medium, 500);
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity var(--theme-transition-duration-fast, 150ms) ease;
}

.announcement-modal-link-btn:hover {
  opacity: 0.9;
}

/* =============================================================
   Mobile Responsive
   ============================================================= */

@media (max-width: 640px) {
  .widget-announcement {
    font-size: var(
      --theme-widget-announcement-bar-font-size-mobile,
      var(--theme-font-size-xs, 0.75rem)
    );
    padding: var(--theme-space-1, 0.25rem) var(--theme-space-2, 0.5rem);
  }

  .announcement-item {
    padding: 0 var(--theme-space-4, 1rem);
    min-width: 150px;
  }

  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-item {
    padding: 0 var(--theme-space-4, 1rem);
  }

  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-viewport {
    -webkit-mask-image: linear-gradient(
      to right,
      transparent 0%,
      black 1.5rem,
      black calc(100% - 1.5rem),
      transparent 100%
    );
    mask-image: linear-gradient(
      to right,
      transparent 0%,
      black 1.5rem,
      black calc(100% - 1.5rem),
      transparent 100%
    );
  }

  .announcement-close {
    margin-left: var(--theme-space-2, 0.5rem);
  }

  .announcement-modal {
    width: calc(100% - var(--theme-space-4, 1rem));
  }

  .announcement-modal-title {
    font-size: var(--theme-font-size-lg, 1.125rem);
  }

  .announcement-modal-content {
    padding: var(--theme-space-4, 1rem);
  }
}

/* =============================================================
   Reduced Motion
   ============================================================= */

@media (prefers-reduced-motion: reduce) {
  .widget-announcement[data-display-mode='scroll_horizontal'] .announcement-track {
    animation: none;
  }

  .widget-announcement[data-display-mode='scroll_vertical'] .announcement-item {
    transition: none;
  }

  .announcement-modal-backdrop {
    transition: none;
  }

  .announcement-modal {
    transition: none;
  }
}