/**
 * Microsub Reader Styles
 * Inspired by Aperture/Monocle
 */

/* ==========================================================================
   Reader Layout
   ========================================================================== */

.ms-reader {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-reader__header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  justify-content: space-between;
}

.ms-reader__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

/* ==========================================================================
   Channel List
   ========================================================================== */

.ms-reader__channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.ms-reader__channel {
  align-items: center;
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  color: inherit;
  display: flex;
  gap: var(--space-s);
  padding: var(--space-s) var(--space-m);
  text-decoration: none;
  transition:
    background-color 0.2s ease,
    box-shadow 0.2s ease;
}

.ms-reader__channel:hover {
  background: var(--color-offset-variant);
}

.ms-reader__channel--active {
  background: var(--color-primary);
  color: var(--color-background);
}

.ms-reader__channel-name {
  flex: 1;
  font-weight: 500;
}

.ms-reader__channel-badge {
  align-items: center;
  background: var(--color-primary);
  border-radius: 0.75rem;
  color: var(--color-background);
  display: inline-flex;
  font-size: var(--font-size-s);
  font-weight: 600;
  height: 1.5rem;
  justify-content: center;
  min-width: 1.5rem;
  padding: 0 var(--space-xs);
}

.ms-reader__channel--active .ms-reader__channel-badge {
  background: var(--color-background);
  color: var(--color-primary);
}

/* Dot indicator for boolean unread state */
.ms-reader__channel-badge--dot {
  height: 0.75rem;
  min-width: 0.75rem;
  padding: 0;
  width: 0.75rem;
}

/* ==========================================================================
   Timeline
   ========================================================================== */

.ms-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-timeline__paging {
  border-top: var(--border-width-thin) solid var(--color-offset);
  display: flex;
  gap: var(--space-m);
  justify-content: space-between;
  padding-top: var(--space-m);
}

/* ==========================================================================
   Item Card
   ========================================================================== */

.ms-item-card {
  background: var(--color-background);
  border: var(--border-width-thin) solid var(--color-offset);
  border-radius: var(--border-radius-small);
  display: block;
  overflow: hidden;
  transition:
    box-shadow 0.2s ease,
    transform 0.1s ease;
}

.ms-item-card:hover {
  border-color: var(--color-offset-variant);
}

/* Unread state - yellow glow (Aperture pattern) */
.ms-item-card:not(.ms-item-card--read) {
  border-color: hsl(var(--tint-yellow) 50% / 0.5);
  box-shadow: 0 0 10px 0 hsl(var(--tint-yellow) 50% / 0.8);
}

.ms-item-card--read {
  opacity: 0.85;
}

.ms-item-card__link {
  color: inherit;
  display: block;
  padding: var(--space-m);
  text-decoration: none;
}

/* Author */
.ms-item-card__author {
  align-items: center;
  display: flex;
  gap: var(--space-s);
  margin-bottom: var(--space-s);
}

.ms-item-card__avatar-wrap {
  flex-shrink: 0;
  height: 40px;
  position: relative;
  width: 40px;
}

.ms-item-card__avatar-wrap > img {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.ms-item-card__author-photo {
  border: var(--border-width-thin) solid var(--color-offset);
  border-radius: 50%;
  height: 40px;
  object-fit: cover;
  width: 40px;
}

.ms-item-card__author-photo--default {
  align-items: center;
  background: var(--color-offset);
  border-radius: 50%;
  color: var(--color-on-offset);
  display: flex;
  font-size: var(--font-size-s);
  font-weight: 600;
  height: 40px;
  justify-content: center;
  width: 40px;
}

.ms-item-card__author-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.ms-item-card__author-name {
  font-size: var(--font-size-m);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ms-item-card__source {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Post type indicator */
.ms-item-card__type {
  align-items: center;
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  color: var(--color-on-offset);
  display: inline-flex;
  font-size: var(--font-size-s);
  gap: var(--space-xs);
  margin-bottom: var(--space-s);
  padding: var(--space-xs) var(--space-s);
}

.ms-item-card__type svg {
  height: 1em;
  width: 1em;
}

/* Context bar for interactions (Aperture pattern) */
.ms-item-card__context {
  align-items: center;
  background: var(--color-offset);
  display: flex;
  font-size: var(--font-size-s);
  gap: var(--space-xs);
  margin: calc(-1 * var(--space-m));
  margin-bottom: var(--space-s);
  padding: var(--space-s) var(--space-m);
}

.ms-item-card__context a {
  color: var(--color-primary);
  text-decoration: none;
}

.ms-item-card__context a:hover {
  text-decoration: underline;
}

.ms-item-card__context svg {
  flex-shrink: 0;
  height: 1em;
  width: 1em;
}

/* Title */
.ms-item-card__title {
  font-size: var(--font-size-l);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

/* Content with expandable overflow (Aperture pattern) */
.ms-item-card__content {
  color: var(--color-on-background);
  line-height: 1.5;
  margin-bottom: var(--space-s);
  max-height: 200px;
  overflow: hidden;
  position: relative;
}

.ms-item-card__content--expanded {
  max-height: none;
}

.ms-item-card__content--truncated::after {
  background: linear-gradient(to bottom, transparent, var(--color-background));
  bottom: 0;
  content: "";
  height: 60px;
  left: 0;
  pointer-events: none;
  position: absolute;
  right: 0;
}

.ms-item-card__read-more {
  color: var(--color-primary);
  cursor: pointer;
  display: block;
  font-size: var(--font-size-s);
  padding: var(--space-xs);
  text-align: center;
}

/* Photo grid (Aperture multi-photo pattern) */
.ms-item-card__photos {
  border-radius: var(--border-radius-small);
  display: grid;
  gap: 2px;
  margin-bottom: var(--space-s);
  overflow: hidden;
}

/* Single photo */
.ms-item-card__photos--1 {
  grid-template-columns: 1fr;
}

/* 2 photos - side by side */
.ms-item-card__photos--2 {
  grid-template-columns: 1fr 1fr;
}

/* 3 photos - one large, two small */
.ms-item-card__photos--3 {
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
}

/* 4+ photos - grid */
.ms-item-card__photos--4 {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

/* Base photo styles - must come before specific overrides */
.ms-item-card__photo {
  background: var(--color-offset);
  height: 150px;
  object-fit: cover;
  width: 100%;
}

.ms-item-card__photos--1 .ms-item-card__photo {
  height: auto;
  max-height: 400px;
}

.ms-item-card__photos--3 .ms-item-card__photo:first-child {
  grid-row: 1 / 3;
  height: 302px;
}

/* Video/Audio */
.ms-item-card__video,
.ms-item-card__audio {
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-s);
  width: 100%;
}

/* Footer */
.ms-item-card__footer {
  align-items: center;
  border-top: var(--border-width-thin) solid var(--color-offset);
  color: var(--color-on-offset);
  display: flex;
  font-size: var(--font-size-s);
  justify-content: space-between;
  padding-top: var(--space-s);
}

.ms-item-card__date {
  color: inherit;
}

.ms-item-card__unread {
  color: var(--color-yellow50);
  font-size: 0.75rem;
}

/* Categories/Tags */
.ms-item-card__categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-s);
}

.ms-item-card__category {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  color: var(--color-on-offset);
  display: inline-block;
  font-size: var(--font-size-s);
  padding: 2px var(--space-xs);
}

/* ==========================================================================
   Item Actions (inline on cards)
   ========================================================================== */

.ms-item-actions {
  border-top: var(--border-width-thin) solid var(--color-offset);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  padding: var(--space-s) var(--space-m);
}

.ms-item-actions__button {
  align-items: center;
  background: transparent;
  border: var(--border-width-thin) solid var(--color-offset);
  border-radius: var(--border-radius-small);
  color: var(--color-on-offset);
  cursor: pointer;
  display: inline-flex;
  font-size: var(--font-size-s);
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-s);
  text-decoration: none;
  transition: all 0.2s ease;
}

.ms-item-actions__button:hover {
  background: var(--color-offset);
  border-color: var(--color-offset-variant);
  color: var(--color-on-background);
}

.ms-item-actions__button svg {
  height: 1em;
  width: 1em;
}

.ms-item-actions__button--primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-background);
}

.ms-item-actions__button--primary:hover {
  background: var(--color-primary-variant);
  border-color: var(--color-primary-variant);
  color: var(--color-background);
}

/* Mark as read — split button group */
.ms-item-actions__mark-read-group {
  display: inline-flex;
  margin-left: auto;
  position: relative;
}

.ms-item-actions__mark-read-group .ms-item-actions__mark-read {
  border-bottom-right-radius: 0;
  border-right: 0;
  border-top-right-radius: 0;
  margin-left: 0;
}

.ms-item-actions__mark-read-caret {
  border-bottom-left-radius: 0;
  border-top-left-radius: 0;
  font-size: 0.625rem;
  padding: var(--space-xs) 6px;
}

.ms-item-actions__mark-read-popover {
  background: var(--color-background);
  border: var(--border-width-thin) solid var(--color-offset-variant);
  border-radius: var(--border-radius-small);
  bottom: calc(100% + 4px);
  box-shadow: 0 2px 8px hsl(var(--tint-neutral) 10% / 0.15);
  padding: var(--space-xs);
  position: absolute;
  right: 0;
  white-space: nowrap;
  z-index: 10;
}

.ms-item-actions__mark-source-read {
  background: transparent;
  border: 0;
  border-radius: var(--border-radius-small);
  color: var(--color-on-background);
  cursor: pointer;
  font-size: var(--font-size-s);
  padding: var(--space-xs) var(--space-s);
  text-align: left;
  width: 100%;
}

.ms-item-actions__mark-source-read:hover {
  background: var(--color-offset);
}

/* Mark as read button (standalone, no split group) */
.ms-item-actions__mark-read {
  margin-left: auto;
}

/* Save for later button */
.ms-item-actions__save-later--saved {
  color: var(--color-primary-on-background);
  opacity: 0.6;
}

/* ==========================================================================
   Single Item View
   ========================================================================== */

.ms-item {
  max-width: 40rem;
}

.ms-item__header {
  margin-bottom: var(--space-m);
}

.ms-item__author {
  align-items: center;
  display: flex;
  gap: var(--space-s);
  margin-bottom: var(--space-m);
}

.ms-item__avatar-wrap {
  flex-shrink: 0;
  height: 48px;
  position: relative;
  width: 48px;
}

.ms-item__avatar-wrap > img {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.ms-item__author-photo {
  border-radius: 50%;
  height: 48px;
  object-fit: cover;
  width: 48px;
}

.ms-item__author-photo--default {
  align-items: center;
  background: var(--color-offset);
  border-radius: 50%;
  color: var(--color-on-offset);
  display: flex;
  font-size: var(--font-size-m);
  font-weight: 600;
  height: 48px;
  justify-content: center;
  width: 48px;
}

.ms-item__author-info {
  display: flex;
  flex-direction: column;
}

.ms-item__author-name {
  font-weight: 600;
}

.ms-item__date {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
}

.ms-item__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-m);
}

.ms-item__content {
  line-height: 1.6;
  margin-bottom: var(--space-m);
}

.ms-item__content img {
  border-radius: var(--border-radius-small);
  height: auto;
  max-width: 100%;
}

.ms-item__photos {
  display: grid;
  gap: var(--space-s);
  margin-bottom: var(--space-m);
}

.ms-item__photo {
  border-radius: var(--border-radius-small);
  width: 100%;
}

.ms-item__context {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-m);
  padding: var(--space-m);
}

.ms-item__context-label {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  margin-bottom: var(--space-xs);
}

.ms-item__actions {
  border-top: var(--border-width-thin) solid var(--color-offset);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  padding-top: var(--space-m);
}

/* ==========================================================================
   Channel Header
   ========================================================================== */

.ms-channel__header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  justify-content: space-between;
  margin-bottom: var(--space-m);
}

.ms-channel__actions {
  display: flex;
  gap: var(--space-xs);
}

/* ==========================================================================
   Feeds Management
   ========================================================================== */

.ms-feeds {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-feeds__header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  justify-content: space-between;
}

.ms-feeds__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
}

.ms-feeds__item {
  align-items: center;
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  display: flex;
  gap: var(--space-m);
  padding: var(--space-m);
}

.ms-feeds__photo {
  border-radius: var(--border-radius-small);
  flex-shrink: 0;
  height: 48px;
  object-fit: cover;
  width: 48px;
}

.ms-feeds__info {
  flex: 1;
  min-width: 0;
}

.ms-feeds__name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ms-feeds__url {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ms-feeds__actions {
  flex-shrink: 0;
}

.ms-feeds__add {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  padding: var(--space-m);
}

.ms-feeds__form {
  display: flex;
  gap: var(--space-s);
}

.ms-feeds__form input {
  flex: 1;
}

/* ==========================================================================
   Search
   ========================================================================== */

.ms-search {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-search__form {
  display: flex;
  gap: var(--space-s);
}

.ms-search__form input {
  flex: 1;
}

.ms-search__results {
  margin-top: var(--space-m);
}

.ms-search__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
}

.ms-search__item {
  align-items: center;
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  display: flex;
  justify-content: space-between;
  padding: var(--space-m);
}

.ms-search__feed {
  flex: 1;
  min-width: 0;
}

.ms-search__url {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==========================================================================
   Compose
   ========================================================================== */

.ms-compose {
  max-width: 40rem;
}

.ms-compose__context {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-m);
  padding: var(--space-m);
}

.ms-compose__counter {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  margin-top: var(--space-xs);
  text-align: right;
}

/* ==========================================================================
   Settings
   ========================================================================== */

.ms-settings {
  max-width: 40rem;
}

.ms-settings .divider {
  border-top: var(--border-width-thin) solid var(--color-offset);
  margin: var(--space-l) 0;
}

.ms-settings .danger-zone {
  background: var(--color-red90);
  border: var(--border-width-thin) solid var(--color-red45);
  border-radius: var(--border-radius-small);
  padding: var(--space-m);
}

/* ==========================================================================
   Keyboard Navigation Focus
   ========================================================================== */

.ms-item-card:focus-within,
.ms-item-card.ms-item-card--focused {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ==========================================================================
   Empty States
   ========================================================================== */

.ms-reader__empty {
  color: var(--color-on-offset);
  padding: var(--space-xl);
  text-align: center;
}

.ms-reader__empty svg {
  height: 4rem;
  margin-bottom: var(--space-m);
  opacity: 0.5;
  width: 4rem;
}

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

@media (max-width: 640px) {
  .ms-item-card__photos--3 {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .ms-item-card__photos--3 .ms-item-card__photo:first-child {
    grid-column: 1 / 3;
    grid-row: 1;
    height: 200px;
  }

  .ms-item-card__photos--3 .ms-item-card__photo:nth-child(2),
  .ms-item-card__photos--3 .ms-item-card__photo:nth-child(3) {
    height: 100px;
  }

  .ms-feeds__item {
    flex-wrap: wrap;
  }

  .ms-feeds__info {
    order: 1;
    width: calc(100% - 64px);
  }

  .ms-feeds__actions {
    margin-top: var(--space-s);
    order: 2;
    width: 100%;
  }
}

/* ==========================================================================
   Badge extensions for search results
   ========================================================================== */

/* Extend Indiekit badges with small variant for inline use */
.badge--small {
  font-size: var(--font-size-s);
  padding: 2px var(--space-xs);
}

/* ==========================================================================
   Search Enhancements (feed validation)
   ========================================================================== */

.ms-search__name {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.ms-search__type {
  margin-left: var(--space-xs);
}

.ms-search__error {
  color: var(--color-red45);
  display: block;
  font-size: var(--font-size-s);
  margin-top: var(--space-xs);
}

.ms-search__item--invalid {
  opacity: 0.7;
}

.ms-search__item--comments {
  border-left: 3px solid var(--color-yellow50);
}


.ms-search__subscribe {
  align-items: center;
  display: flex;
  gap: var(--space-s);
}

/* ==========================================================================
   Notices (inline errors, warnings)
   ========================================================================== */

.ms-notice {
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-m);
  padding: var(--space-m);
}

.ms-notice--error {
  background: var(--color-red90);
  border: var(--border-width-thin) solid var(--color-red45);
  color: var(--color-red10);
}

.ms-notice--warning {
  background: var(--color-yellow90);
  border: var(--border-width-thin) solid var(--color-yellow50);
  color: var(--color-yellow10);
}

.ms-notice--success {
  background: var(--color-green90);
  border: var(--border-width-thin) solid var(--color-green50);
  color: var(--color-green10);
}

/* ==========================================================================
   Feed Management Enhancements
   ========================================================================== */

.ms-feeds__item--error {
  border-left: 3px solid var(--color-red45);
}

.ms-feeds__error {
  color: var(--color-red45);
  display: block;
  font-size: var(--font-size-s);
  margin-top: var(--space-xs);
}

.ms-feeds__error-count {
  color: var(--color-yellow50);
  display: block;
  font-size: var(--font-size-s);
}

.ms-feeds__meta {
  color: var(--color-on-offset);
  display: block;
  font-size: var(--font-size-s);
}

.ms-feeds__details {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.ms-feeds__actions {
  align-items: center;
  display: flex;
  flex-shrink: 0;
  gap: var(--space-xs);
}

.ms-feeds__actions form {
  display: inline;
  margin: 0;
}


/* ==========================================================================
   Feed Edit Page
   ========================================================================== */

.ms-feed-edit {
  max-width: 40rem;
}

.ms-feed-edit__current {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-l);
  padding: var(--space-m);
}

.ms-feed-edit__url {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  overflow-wrap: break-word;
  word-break: break-all;
}

.ms-feed-edit__title {
  font-weight: 600;
}

.ms-feed-edit__form {
  margin-bottom: var(--space-l);
}

.ms-feed-edit__help {
  color: var(--color-on-offset);
  font-size: var(--font-size-s);
  margin-bottom: var(--space-m);
}

.ms-feed-edit__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-feed-edit__action {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  padding: var(--space-m);
}

.ms-feed-edit__action p {
  margin-bottom: var(--space-s);
}

/* ==========================================================================
   Actor Profile
   ========================================================================== */

.ms-actor-profile {
  background: var(--color-offset);
  border-radius: var(--border-radius-small);
  margin-bottom: var(--space-m);
  padding: var(--space-m);
}

.ms-actor-profile__header {
  align-items: flex-start;
  display: flex;
  gap: var(--space-m);
}

.ms-actor-profile__avatar-wrap {
  flex-shrink: 0;
  height: 80px;
  position: relative;
  width: 80px;
}

.ms-actor-profile__avatar-wrap > img {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.ms-actor-profile__avatar {
  border-radius: 50%;
  object-fit: cover;
}

.ms-actor-profile__avatar--default {
  align-items: center;
  background: var(--color-offset);
  border-radius: 50%;
  color: var(--color-on-offset);
  display: flex;
  font-size: var(--font-size-xl);
  font-weight: 600;
  height: 80px;
  justify-content: center;
  width: 80px;
}

.ms-actor-profile__info {
  flex: 1;
  min-width: 0;
}

.ms-actor-profile__name {
  font-size: 1.25em;
  margin: 0 0 2px;
}

.ms-actor-profile__handle {
  color: var(--color-on-offset);
  font-size: 0.9em;
}

.ms-actor-profile__summary {
  font-size: 0.9em;
  margin: var(--space-xs) 0 0;
}

.ms-actor-profile__stats {
  color: var(--color-on-offset);
  display: flex;
  font-size: 0.85em;
  gap: var(--space-m);
  margin-top: var(--space-xs);
}

.ms-actor-profile__actions {
  display: flex;
  gap: var(--space-s);
  margin-top: var(--space-s);
}

/* ==========================================================================
   AP Badge
   ========================================================================== */

.ms-item-card__badge {
  border-radius: var(--border-radius-small);
  display: inline-block;
  font-size: 0.7em;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  padding: 2px 4px;
  text-transform: uppercase;
  vertical-align: middle;
}

.ms-item-card__badge--ap {
  background: hsl(var(--tint-purple) 45% / 0.12);
  color: var(--color-purple45);
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */

.ms-breadcrumbs {
  margin-bottom: var(--space-xs);
}

.ms-breadcrumbs__list {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  font-size: var(--font-size-s);
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.ms-breadcrumbs__item::before {
  color: var(--color-on-offset);
  content: "/";
  margin: 0 var(--space-xs);
}

.ms-breadcrumbs__item:first-child::before {
  content: none;
  margin: 0;
}

.ms-breadcrumbs__link {
  color: var(--color-primary);
  text-decoration: none;
}

.ms-breadcrumbs__link:hover {
  text-decoration: underline;
}

.ms-breadcrumbs__current {
  color: var(--color-on-offset);
}

/* ==========================================================================
   View Switcher
   ========================================================================== */

.ms-view-switcher {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-xs) 0;
}

.ms-view-switcher__button {
  align-items: center;
  border: var(--border-width-thin) solid var(--color-outline);
  border-radius: var(--border-radius-small);
  color: var(--color-on-offset);
  display: flex;
  justify-content: center;
  padding: var(--space-xs);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.ms-view-switcher__button:hover {
  background: var(--color-offset);
  color: var(--color-on-background);
}

.ms-view-switcher__button--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}

.ms-view-switcher__button--active:hover {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

/* ==========================================================================
   Timeline View (all channels chronological)
   ========================================================================== */

.ms-timeline-view {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-timeline-view__header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  justify-content: space-between;
}

.ms-timeline-view__item {
  position: relative;
}

.ms-timeline-view__channel-badge {
  border-radius: var(--border-radius-small);
  color: var(--color-on-primary);
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: var(--space-xs);
  padding: 3px 8px;
  text-transform: uppercase;
}

.ms-timeline-view__filter {
  position: relative;
}

.ms-timeline-view__filter-form {
  background: var(--color-background);
  border: var(--border-width-thin) solid var(--color-outline);
  border-radius: var(--border-radius-small);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 200px;
  padding: var(--space-s);
  position: absolute;
  right: 0;
  top: 100%;
  z-index: 10;
}

.ms-timeline-view__filter-label {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: var(--space-xs);
}

.ms-timeline-view__filter-color {
  border-radius: var(--border-radius-small);
  display: inline-block;
  height: 12px;
  width: 12px;
}

/* ==========================================================================
   Compact Item Card (Deck view)
   ========================================================================== */

.ms-item-card-compact {
  background: var(--color-background);
  border: var(--border-width-thin) solid var(--color-outline);
  border-radius: var(--border-radius-small);
  overflow: hidden;
  transition: background-color 0.2s ease;
}

.ms-item-card-compact:hover {
  background: var(--color-offset);
}

.ms-item-card-compact--read {
  opacity: 0.7;
}

.ms-item-card-compact:not(.ms-item-card-compact--read) {
  border-left: 3px solid hsl(var(--tint-yellow) 50% / 0.8);
}

.ms-item-card-compact__link {
  color: inherit;
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-s);
  text-decoration: none;
}

.ms-item-card-compact__photo {
  border-radius: var(--border-radius-small);
  flex-shrink: 0;
  height: 60px;
  object-fit: cover;
  width: 60px;
}

.ms-item-card-compact__body {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.ms-item-card-compact__title {
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  display: -webkit-box;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0;
  overflow: hidden;
}

.ms-item-card-compact__text {
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  color: var(--color-on-offset);
  display: -webkit-box;
  font-size: 0.8125rem;
  line-height: 1.4;
  margin: 0;
  overflow: hidden;
}

.ms-item-card-compact__meta {
  color: var(--color-on-offset);
  display: flex;
  font-size: 0.75rem;
  gap: var(--space-xs);
  margin-top: 2px;
}

.ms-item-card-compact__source {
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ms-item-card-compact__favicon {
  border-radius: 3px;
  height: 16px;
  object-fit: cover;
  vertical-align: -3px;
  width: 16px;
}

.ms-item-card-compact__date {
  flex-shrink: 0;
  white-space: nowrap;
}

.ms-item-card-compact__unread {
  color: hsl(var(--tint-yellow) 50% / 0.9);
  flex-shrink: 0;
  font-size: 0.625rem;
}

/* ==========================================================================
   Deck View (TweetDeck-style columns)
   ========================================================================== */

.ms-deck {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.ms-deck__header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  justify-content: space-between;
}

.ms-deck__columns {
  display: flex;
  gap: var(--space-m);
  overflow-x: auto;
  padding-bottom: var(--space-s);
  scroll-snap-type: x mandatory;
}

.ms-deck__column {
  flex-shrink: 0;
  scroll-snap-align: start;
  width: 320px;
}

.ms-deck__column-header {
  align-items: center;
  background: var(--color-offset);
  border-radius: var(--border-radius-small) var(--border-radius-small) 0 0;
  display: flex;
  gap: var(--space-s);
  justify-content: space-between;
  padding: var(--space-s) var(--space-m);
  position: sticky;
  top: 0;
  z-index: 1;
}

.ms-deck__column-name {
  color: inherit;
  font-weight: 600;
  text-decoration: none;
}

.ms-deck__column-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-xs);
}

.ms-deck__column-empty {
  color: var(--color-on-offset);
  font-size: 0.875rem;
  padding: var(--space-m);
  text-align: center;
}

.ms-deck__column-more {
  display: block;
  margin-top: var(--space-xs);
  text-align: center;
}

/* Deck settings */
.ms-deck-settings__channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: var(--space-m) 0;
}

.ms-deck-settings__channel {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: var(--space-xs);
}

/* Infinite scroll */
.ms-timeline__loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem;
}

.ms-timeline__spinner {
  display: flex;
  justify-content: center;
  padding: 1rem;
}

.ms-timeline__spinner .spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-top-color: #3b82f6;
  border-radius: 50%;
  animation: ms-spin 0.8s linear infinite;
}

@keyframes ms-spin {
  to { transform: rotate(360deg); }
}

.ms-timeline__end {
  text-align: center;
  color: #888;
  font-style: italic;
  padding: 1rem;
}