:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-soft: #f2f5f3;
  --ink: #20231f;
  --muted: #68706b;
  --line: #dce3de;
  --accent: #28705d;
  --accent-strong: #165341;
  --accent-soft: #e6f2ed;
  --album: #b45f2a;
  --notice: #37669c;
  --danger: #9b3434;
  --shadow: 0 16px 40px rgba(25, 32, 28, .08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

button,
input,
select,
a {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
}

.locked .app-shell {
  display: none;
}

.passcode-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

body:not(.locked) .passcode-screen {
  display: none;
}

.passcode-card {
  width: min(100%, 360px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
  display: grid;
  gap: 12px;
}

.passcode-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 19px;
  font-weight: 800;
  line-height: 1;
}

.passcode-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
}

.passcode-label {
  color: var(--muted);
  font-size: 14px;
}

.passcode-card input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  letter-spacing: .18em;
}

.passcode-card input:focus {
  border-color: var(--accent);
  outline: 3px solid var(--accent-soft);
}

.passcode-hint {
  margin: -4px 0 2px;
  color: var(--muted);
  font-size: 13px;
}

.passcode-submit {
  min-height: 46px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 720;
}

.passcode-message {
  min-height: 22px;
  margin: 0;
  color: var(--danger);
  font-size: 14px;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  width: min(1220px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--accent);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  line-height: 1;
}

.brand-title {
  margin: 0;
  font-size: 20px;
  font-weight: 760;
  letter-spacing: 0;
}

.sync-meta {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-toggle-button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--muted);
  padding: 0 12px;
  font-size: 13px;
  white-space: nowrap;
}

.filter-toggle-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.workspace {
  width: min(1220px, calc(100% - 32px));
  margin: 22px auto 40px;
}

.tools {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(150px, 190px) auto;
  gap: 10px;
  margin-bottom: 14px;
}

.tools[hidden] {
  display: none;
}

.search-box {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: center;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  overflow: hidden;
}

.search-icon {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 20px;
}

.search-box input,
.tools select,
.clear-button {
  min-height: 40px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 8px;
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  padding: 0 12px 0 0;
}

.tools select {
  padding: 0 12px;
}

.clear-button {
  padding: 0 14px;
  color: var(--muted);
}

.clear-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.tab {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  border-radius: 8px;
  padding: 9px 13px;
  min-height: 42px;
}

.tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 720;
}

.tab-count {
  margin-left: 6px;
  opacity: .82;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(320px, 400px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.list-panel,
.detail-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-head {
  min-height: 54px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-toggle {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.panel-toggle:hover {
  background: var(--surface-soft);
}

.panel-toggle:focus-visible {
  outline: 3px solid var(--accent-soft);
  outline-offset: -3px;
}

.panel-title {
  margin: 0;
  font-size: 16px;
  font-weight: 760;
}

.panel-head-right {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.panel-meta {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.panel-chevron {
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
}

.entry-list {
  display: grid;
  max-height: calc(100vh - 196px);
  overflow: auto;
}

.entry-list[hidden] {
  display: none;
}

.entry {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: inherit;
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 14px;
  text-align: left;
}

.entry:hover,
.entry[aria-current="true"] {
  background: var(--accent-soft);
}

.entry-thumb {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-soft) center / cover no-repeat;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 13px;
  overflow: hidden;
}

.entry-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 3px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 2px 8px;
  color: #fff;
  background: var(--notice);
  font-size: 12px;
  font-weight: 720;
}

.badge.album {
  background: var(--album);
}

.badge.announcement {
  background: var(--accent);
}

.entry-title {
  display: block;
  font-size: 15px;
  font-weight: 720;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.entry-summary {
  display: -webkit-box;
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.detail-body {
  padding: 20px;
}

.detail-title {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.detail-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 14px;
}

.detail-content {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.detail-content img,
.detail-content video {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.detail-content figure {
  margin: 18px 0;
}

.detail-content figure.is-lightbox-source {
  cursor: zoom-in;
}

.detail-content figure.is-lightbox-source img {
  transition: opacity 0.16s ease, transform 0.16s ease;
}

@media (hover: hover) {
  .detail-content figure.is-lightbox-source:hover img {
    opacity: 0.9;
    transform: scale(0.995);
  }
}

.detail-content figure.is-lightbox-source:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 10px;
}

.detail-content figcaption {
  color: var(--muted);
  font-size: 14px;
  margin-top: 8px;
}

.detail-content blockquote,
.detail-content .kidsnote-callout {
  border-left: 4px solid var(--accent);
  margin: 16px 0;
  padding: 8px 14px;
  background: var(--surface-soft);
}

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.post-nav-button {
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  padding: 10px 12px;
  text-align: left;
  display: grid;
  gap: 4px;
}

.post-nav-button:not(:disabled):hover {
  border-color: var(--accent);
  background: var(--surface-soft);
}

.post-nav-button:focus-visible {
  outline: 3px solid var(--accent-soft);
  border-color: var(--accent);
}

.post-nav-button:disabled {
  color: var(--muted);
  opacity: .55;
}

.post-nav-button.next {
  text-align: right;
  justify-items: end;
}

.post-nav-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 720;
}

.post-nav-title {
  width: 100%;
  font-size: 14px;
  font-weight: 720;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
  gap: 8px;
  margin: 0 0 18px;
}

.gallery-item {
  position: relative;
  border: 0;
  border-radius: 8px;
  aspect-ratio: 1;
  background: var(--surface-soft) center / cover no-repeat;
  overflow: hidden;
}

.gallery-item:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.gallery-count {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 10px;
}

.is-gallery-source {
  display: none;
}

.empty,
.error {
  padding: 24px 18px;
}

.empty {
  color: var(--muted);
}

.error {
  color: var(--danger);
}

.lightbox[hidden] {
  display: none;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(10, 12, 11, .88);
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 64px;
  grid-template-rows: 54px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 12px;
}

.lightbox-frame {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  min-width: 0;
  min-height: 0;
  display: grid;
  justify-items: center;
  gap: 10px;
}

.lightbox-frame img {
  max-width: 100%;
  max-height: calc(100vh - 110px);
  border-radius: 8px;
  object-fit: contain;
}

.lightbox-frame figcaption {
  color: #fff;
  font-size: 14px;
}

.lightbox button {
  border: 0;
  color: #fff;
  background: rgba(255, 255, 255, .12);
  border-radius: 8px;
}

.lightbox-close {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  width: 42px;
  height: 42px;
  font-size: 24px;
}

.lightbox-nav {
  grid-row: 2;
  width: 48px;
  height: 64px;
  font-size: 38px;
}

.lightbox-prev {
  grid-column: 1;
}

.lightbox-next {
  grid-column: 3;
}

@media (max-width: 860px) {
  .topbar-inner,
  .workspace {
    width: min(100% - 24px, 1220px);
  }

  .topbar-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 10px 0;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .tools,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .entry-list {
    max-height: min(42vh, 360px);
    overflow: auto;
    overscroll-behavior: contain;
  }

  .detail-panel {
    scroll-margin-top: 92px;
  }

  .detail-title {
    font-size: 20px;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-button.next {
    text-align: left;
    justify-items: start;
  }

  .lightbox {
    grid-template-columns: 44px minmax(0, 1fr) 44px;
    padding: 8px;
  }
}