/* ══════════════════════════════════════
   tracker.css — Трекер книг
   ══════════════════════════════════════ */

:root {
  --trk-completed: var(--primary);
  --trk-inprogress: var(--accent);
  --trk-ruined: var(--text-4);
}

/* ═══════════ Breadcrumb ═══════════ */

.trk-crumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 16px 0 4px;
  font-size: 0.82rem;
  flex-wrap: wrap;
}
.trk-crumbs__link {
  color: var(--text-3);
  transition: color 0.15s;
}
.trk-crumbs__link:hover {
  color: var(--primary);
}
.trk-crumbs__sep {
  color: var(--text-4);
  flex-shrink: 0;
}
.trk-crumbs__current {
  color: var(--text-2);
  font-weight: 500;
}

/* ═══════════ Hidden ═══════════ */

.trk-hidden {
  text-align: center;
  padding: 80px 20px;
}
.trk-hidden__icon {
  font-size: 3rem;
  margin-bottom: 16px;
}
.trk-hidden__title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.trk-hidden__text {
  font-size: 0.92rem;
  color: var(--text-3);
  margin-bottom: 24px;
  max-width: 360px;
  margin-inline: auto;
}

/* ═══════════ Header with avatar ═══════════ */

.trk-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0 8px;
  flex-wrap: wrap;
}

.trk-header__left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.trk-header__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-subtle);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}
.trk-header__avatar-ph {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.trk-header__title-block {
  min-width: 0;
}

.trk-header__title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.trk-header__icon {
  color: var(--primary);
  flex-shrink: 0;
}

.trk-header__username {
  font-size: 0.85rem;
  color: var(--text-3);
  margin-top: 1px;
}
.trk-header__username a {
  color: var(--text-3);
  transition: color 0.15s;
}
.trk-header__username a:hover {
  color: var(--primary);
}

@media (min-width: 576px) {
  .trk-header__title {
    font-size: 1.5rem;
  }
  .trk-header__avatar,
  .trk-header__avatar-ph {
    width: 52px;
    height: 52px;
  }
}

.trk-stats {
  display: flex;
  gap: 20px;
}
.trk-stat {
  text-align: center;
}
.trk-stat__val {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.1;
}
.trk-stat__lbl {
  font-size: 0.7rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ═══════════ Tabs row (wrapper) ═══════════ */

.trk-tabs-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  border-bottom: 2px solid var(--border-light);
  margin-bottom: 4px;
  position: relative;
}

.trk-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.trk-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 18px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-3);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
  white-space: nowrap;
  text-decoration: none;
}
.trk-tab:hover {
  color: var(--text);
}
.trk-tab--active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
.trk-tab__badge {
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 100px;
  background: var(--bg-subtle);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.trk-tab--active .trk-tab__badge {
  background: var(--primary-light);
  color: var(--primary);
}

/* ═══════════ Toolbar ═══════════ */

.trk-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0 4px;
  flex-wrap: wrap;
}
.trk-toolbar__sort,
.trk-toolbar__filters {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.trk-toolbar__sort::-webkit-scrollbar,
.trk-toolbar__filters::-webkit-scrollbar {
  display: none;
}
.trk-toolbar__spacer {
  flex: 1;
  min-width: 8px;
}

.trk-search {
  padding: 8px 0 16px;
}
.trk-search .g-search {
  max-width: 360px;
}

/* ═══════════ Progress bar ═══════════ */

.trk-progress {
  height: 6px;
  background: var(--border-light);
  border-radius: 100px;
  overflow: hidden;
  display: flex;
  flex: 1;
}
.trk-progress--sm {
  height: 5px;
  width: 80px;
  flex: none;
}
.trk-progress--lg {
  height: 10px;
  border-radius: 5px;
}
.trk-progress__fill {
  height: 100%;
  background: var(--primary);
  border-radius: 100px;
  transition: width 0.5s var(--ease);
}
.trk-progress__seg {
  height: 100%;
  transition: width 0.5s var(--ease);
}
.trk-progress__seg--completed {
  background: var(--trk-completed);
}
.trk-progress__seg--inprogress {
  background: var(--trk-inprogress);
}
.trk-progress__seg--ruined {
  background: var(--trk-ruined);
}

/* ═══════════ Badges ═══════════ */

.trk-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.72rem;
  font-weight: 600;
}
.trk-badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.trk-badge--completed {
  color: var(--trk-completed);
}
.trk-badge--completed .trk-badge__dot {
  background: var(--trk-completed);
}
.trk-badge--inprogress {
  color: var(--trk-inprogress);
}
.trk-badge--inprogress .trk-badge__dot {
  background: var(--trk-inprogress);
}
.trk-badge--ruined {
  color: var(--trk-ruined);
}
.trk-badge--ruined .trk-badge__dot {
  background: var(--trk-ruined);
}

/* ═══════════ Group ═══════════ */

.trk-group {
  margin-bottom: 8px;
}
.trk-group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
  user-select: none;
}
.trk-group__header:hover {
  opacity: 0.8;
}
.trk-group__left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.trk-group__chevron {
  color: var(--text-3);
  flex-shrink: 0;
  transition: transform 0.25s var(--ease);
}
.trk-group.is-collapsed .trk-group__chevron {
  transform: rotate(-90deg);
}
.trk-group__name {
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.trk-group__count {
  font-size: 0.8rem;
  color: var(--text-3);
  white-space: nowrap;
}
.trk-group__right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.trk-group__pct {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-2);
  min-width: 36px;
  text-align: right;
}
.trk-group__body {
  overflow: hidden;
  transition:
    max-height 0.35s var(--ease),
    opacity 0.25s;
}
.trk-group.is-collapsed .trk-group__body {
  max-height: 0 !important;
  opacity: 0;
}

/* ═══════════ Group picker dropdown ═══════════ */

.trk-group-picker {
  position: relative;
  flex-shrink: 0;
  z-index: 20;
}

.trk-group-picker__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.trk-group-picker__btn:hover {
  border-color: var(--text-4);
  color: var(--text);
}

.trk-group-picker__menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 50;
  min-width: 220px;
  padding: 6px 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  /* Скрыт по умолчанию */
  display: none;
}
.trk-group-picker__menu.is-open {
  display: block;
  animation: trkMenuIn 0.15s ease;
}
@keyframes trkMenuIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.trk-group-picker__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 0.86rem;
  color: var(--text-2);
  text-decoration: none;
  transition: background 0.1s;
}
.trk-group-picker__item:hover {
  background: var(--bg-hover);
  color: var(--text);
}
.trk-group-picker__item.is-active {
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-light);
}
.trk-group-picker__item svg {
  flex-shrink: 0;
}

/* ═══════════ Book CARD grid ═══════════ */

.trk-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
  padding: 8px 0 32px;
}
@media (min-width: 768px) {
  .trk-cards {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}

.trk-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  transition:
    box-shadow 0.2s var(--ease),
    transform 0.2s var(--ease);
}
.trk-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.trk-card__cover {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: var(--bg-subtle);
}
.trk-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.trk-card__img--ph {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-4);
}

.trk-card__pct-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  padding: 3px 8px;
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.trk-card__body {
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.trk-card__title {
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.trk-card__author {
  font-size: 0.76rem;
  color: var(--text-3);
}
.trk-card__meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 6px;
}
.trk-card__pages {
  font-size: 0.76rem;
  color: var(--text-2);
  font-weight: 500;
}
.trk-card__body .trk-progress {
  margin-top: 6px;
}

/* ═══════════ Book detail card ═══════════ */

.trkd-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg, 16px);
  padding: 16px;
  margin: 20px 0 0;
  box-shadow: var(--shadow-card);
}
.trkd-card__top {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.trkd-card__cover-wrap {
  flex-shrink: 0;
  width: 90px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.trkd-card__cover {
  width: 100%;
  aspect-ratio: 2/3;
  object-fit: cover;
  background: var(--bg-subtle);
  display: block;
}
.trkd-card__cover--ph {
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (min-width: 640px) {
  .trkd-card__cover-wrap {
    width: 110px;
  }
}

.trkd-card__meta {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-top: 2px;
}
.trkd-card__author {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-2);
}
.trkd-card__date {
  font-size: 0.82rem;
  color: var(--text-3);
}

.trkd-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 14px;
  line-height: 1.3;
}
@media (min-width: 576px) {
  .trkd-card__title {
    font-size: 1.4rem;
  }
}

.trkd-card__divider {
  height: 1px;
  background: var(--border-light);
  margin: 14px 0;
}

.trkd-card__progress {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.trkd-card__progress-text {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.trkd-card__pages-done {
  font-size: 1.25rem;
  font-weight: 800;
}
.trkd-card__pages-total {
  font-size: 0.92rem;
  color: var(--text-3);
  font-weight: 500;
}
.trkd-card__pages-label {
  font-size: 0.82rem;
  color: var(--text-3);
  margin-left: 4px;
}
.trkd-card__pct {
  font-size: 1.25rem;
  font-weight: 800;
}

/* ═══════════ Page grid (квадратики) ═══════════ */

.trkd-pages {
  padding: 24px 0 48px;
}
.trkd-pages__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 10px;
  margin-bottom: 12px;
}
.trkd-pages__title {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.trkd-pages__counter {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-3);
}
.trkd-pages__legend {
  display: flex;
  gap: 10px;
}
.trkd-pages__filter {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  overflow-x: auto;
  scrollbar-width: none;
}
.trkd-pages__filter::-webkit-scrollbar {
  display: none;
}

.pgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 10px;
}
@media (min-width: 640px) {
  .pgrid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  }
}

.pgrid__cell {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-light);
  background: var(--bg-card);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.pgrid__cell:hover {
  box-shadow: var(--shadow-sm);
}
.pgrid__cell--completed {
  border-color: var(--trk-completed);
  background: rgba(196, 69, 54, 0.04);
}
.pgrid__cell--inprogress {
  border-color: var(--trk-inprogress);
  background: rgba(212, 165, 116, 0.04);
}
.pgrid__cell--ruined {
  border-color: var(--trk-ruined);
  background: rgba(139, 126, 116, 0.04);
}
.pgrid__cell--empty {
  border-color: var(--border-light);
}

.pgrid__num {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-3);
  z-index: 1;
}
.pgrid__art + .pgrid__num,
.pgrid__icon + .pgrid__num {
  position: absolute;
  bottom: 4px;
  left: 6px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 0.68rem;
  padding: 1px 5px;
  border-radius: 4px;
}

.pgrid__art {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pgrid__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pgrid__img--blur {
  filter: blur(8px) brightness(0.7);
  transform: scale(1.15);
}
.pgrid__art--private {
  cursor: default;
}
.pgrid__lock {
  position: absolute;
  color: #fff;
  opacity: 0.8;
}
.pgrid__icon {
  color: var(--text-4);
  z-index: 1;
}
.pgrid__cell--ruined .pgrid__icon {
  color: var(--trk-ruined);
}
.pgrid__cell.is-hidden {
  display: none;
}

/* ═══════════ Mobile ═══════════ */

@media (max-width: 640px) {
  .trk-crumbs {
    font-size: 0.76rem;
    gap: 4px;
    padding: 12px 0 2px;
  }

  .trk-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 0 6px;
  }
  .trk-header__avatar,
  .trk-header__avatar-ph {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  .trk-header__title {
    font-size: 1.15rem;
  }
  .trk-stats {
    width: 100%;
    justify-content: space-between;
  }
  .trk-stat__val {
    font-size: 1rem;
  }

  .trk-tabs-row {
    gap: 8px;
  }
  .trk-tab {
    padding: 10px 14px;
    font-size: 0.85rem;
  }

  .trk-group-picker__btn {
    padding: 6px 10px;
    font-size: 0.78rem;
  }
  .trk-group-picker__btn span {
    display: none;
  } /* На мобилке скрываем текст, только иконки */
  .trk-group-picker__menu {
    right: 0;
    min-width: 200px;
  }

  .trk-toolbar {
    gap: 6px;
    padding: 8px 0 2px;
  }
  .trk-toolbar .chip--sm {
    padding: 5px 10px;
    font-size: 0.76rem;
  }

  .trk-search {
    padding: 6px 0 12px;
  }

  .trk-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 6px 0 24px;
  }

  .trk-group__header {
    padding: 10px 0;
  }
  .trk-group__name {
    font-size: 0.9rem;
  }
  .trk-group__count {
    font-size: 0.72rem;
  }
  .trk-group__pct {
    font-size: 0.76rem;
  }

  .pgrid {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }
  .pgrid__num {
    font-size: 0.72rem;
  }

  .trkd-card {
    padding: 12px;
    margin: 12px 0 0;
  }
  .trkd-card__cover-wrap {
    width: 70px;
  }
  .trkd-card__title {
    font-size: 1.1rem;
    margin-top: 10px;
  }
  .trkd-card__progress-text .trkd-card__pages-done {
    font-size: 1.1rem;
  }
  .trkd-card__pct {
    font-size: 1.1rem;
  }

  .trkd-pages {
    padding: 16px 0 32px;
  }
  .trkd-pages__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .trkd-pages__filter .chip--sm {
    padding: 5px 10px;
    font-size: 0.76rem;
  }
}

@media (max-width: 380px) {
  .trk-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .trk-card__body {
    padding: 8px 8px 10px;
  }
  .trk-card__title {
    font-size: 0.8rem;
  }
  .pgrid {
    grid-template-columns: repeat(3, 1fr);
  }
}