:root {
  color-scheme: dark;
  --color-void: #0e0e0e;
  --color-abyss: #1a1a1a;
  --color-abyss-soft: #242424;
  --color-parchment: #e2e0e0;
  --color-parchment-dim: #8a8989;
  --color-bronze: #c0bebe;
  --color-bronze-soft: #d8d6d6;
  --color-rune-glow: #9c9b9b;
  --color-rune-glow-soft: #b4b3b3;
  --color-blood: #b06a6a;
  --color-border: #333333;

  --font-ui: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --color-void: #f1f1f1;
    --color-abyss: #e5e5e5;
    --color-abyss-soft: #dbdbdb;
    --color-parchment: #1d1d1d;
    --color-parchment-dim: #757575;
    --color-bronze: #404040;
    --color-bronze-soft: #292929;
    --color-rune-glow: #646464;
    --color-rune-glow-soft: #4c4c4c;
    --color-blood: #8a3f3f;
    --color-border: #cccccc;
  }
}

:root[data-theme="light"] {
  color-scheme: light;
  --color-void: #f1f1f1;
  --color-abyss: #e5e5e5;
  --color-abyss-soft: #dbdbdb;
  --color-parchment: #1d1d1d;
  --color-parchment-dim: #757575;
  --color-bronze: #404040;
  --color-bronze-soft: #292929;
  --color-rune-glow: #646464;
  --color-rune-glow-soft: #4c4c4c;
  --color-blood: #8a3f3f;
  --color-border: #cccccc;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-void: #0e0e0e;
  --color-abyss: #1a1a1a;
  --color-abyss-soft: #242424;
  --color-parchment: #e2e0e0;
  --color-parchment-dim: #8a8989;
  --color-bronze: #c0bebe;
  --color-bronze-soft: #d8d6d6;
  --color-rune-glow: #9c9b9b;
  --color-rune-glow-soft: #b4b3b3;
  --color-blood: #b06a6a;
  --color-border: #333333;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pop-in {
  from { opacity: 0; transform: translateY(-4px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.pop-in { animation: pop-in 160ms var(--ease); }

body {
  margin: 0;
  background: var(--color-void);
  color: var(--color-parchment);
  font-family: var(--font-ui);
}

body.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: var(--color-abyss);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 36px 32px;
  width: 320px;
  max-width: calc(100vw - 32px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.login-card h1 {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
  color: var(--color-bronze-soft);
}

#theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-rune-glow-soft);
  border: 1px solid var(--color-border);
  padding: 10px;
  line-height: 1;
  position: relative;
  width: 36px;
  height: 36px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), transform 150ms var(--ease);
}
#theme-toggle:hover { color: var(--color-parchment); border-color: var(--color-parchment); }
#theme-toggle:active { transform: scale(0.92); }

#theme-toggle .icon-sun,
#theme-toggle .icon-moon {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  transition: opacity 250ms var(--ease), transform 350ms var(--ease);
}
/* Dark is the default look, so the sun (switch-to-light affordance) shows by default. */
#theme-toggle .icon-sun { opacity: 1; transform: translate(-50%, -50%) rotate(0deg); }
#theme-toggle .icon-moon { opacity: 0; transform: translate(-50%, -50%) rotate(90deg); }

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) #theme-toggle .icon-sun { opacity: 0; transform: translate(-50%, -50%) rotate(-90deg); }
  :root:not([data-theme="dark"]) #theme-toggle .icon-moon { opacity: 1; transform: translate(-50%, -50%) rotate(0deg); }
}

:root[data-theme="light"] #theme-toggle .icon-sun { opacity: 0; transform: translate(-50%, -50%) rotate(-90deg); }
:root[data-theme="light"] #theme-toggle .icon-moon { opacity: 1; transform: translate(-50%, -50%) rotate(0deg); }
:root[data-theme="dark"] #theme-toggle .icon-sun { opacity: 1; transform: translate(-50%, -50%) rotate(0deg); }
:root[data-theme="dark"] #theme-toggle .icon-moon { opacity: 0; transform: translate(-50%, -50%) rotate(90deg); }

input, textarea, button {
  font: inherit;
}

input[type="password"], textarea {
  background: var(--color-void);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  color: var(--color-parchment);
  padding: 10px 12px;
  font-family: var(--font-ui);
  transition: border-color 200ms var(--ease);
}
input[type="password"]:focus, textarea:focus {
  outline: none;
  border-color: var(--color-parchment-dim);
}

button {
  background: var(--color-parchment);
  color: var(--color-void);
  border: none;
  border-radius: 3px;
  padding: 10px 16px;
  cursor: pointer;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background-color 200ms var(--ease), color 200ms var(--ease),
    border-color 200ms var(--ease), transform 120ms var(--ease), opacity 200ms var(--ease);
}

button:disabled { opacity: 0.5; cursor: default; }
button:not(:disabled):active { transform: scale(0.96); }

.error { color: var(--color-blood); font-size: 13px; margin: 0; font-family: var(--font-ui); }

header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-border);
}

header h1 {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.05em;
  margin: 0;
  color: var(--color-bronze-soft);
}

.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.actions button {
  background: transparent;
  color: var(--color-rune-glow-soft);
  border: 1px solid var(--color-border);
}
.actions button:hover:not(:disabled) { color: var(--color-parchment); border-color: var(--color-parchment-dim); }
.actions #sync-all { background: var(--color-parchment); color: var(--color-void); border: none; }
.actions #sync-all:hover:not(:disabled) { color: var(--color-void); opacity: 0.85; }

.filters { display: flex; gap: 8px; padding: 18px 24px 0; flex-wrap: wrap; }

.filter-group { position: relative; }
.chevron { font-size: 9px; margin-left: 2px; }

.filter-dropdown[hidden] { display: none; }
.filter-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--color-abyss-soft);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 4px;
  min-width: 220px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}
.filter-dropdown button {
  background: transparent;
  border: none;
  padding: 8px 10px;
  text-align: left;
  color: var(--color-parchment);
  font-family: var(--font-ui);
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0.02em;
  font-weight: 400;
}
.filter-dropdown button:hover { background: var(--color-border); }
.filter {
  background: transparent;
  color: var(--color-parchment-dim);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 6px 16px;
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}
.filter:hover:not(.active) { border-color: var(--color-parchment-dim); color: var(--color-parchment); }
.filter.active { background: var(--color-parchment); color: var(--color-void); border-color: var(--color-parchment); }
.view-toggle { margin-left: auto; }

.restore-btn {
  align-self: flex-start;
  background: transparent;
  color: var(--color-rune-glow-soft);
  border: 1px solid var(--color-border);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.empty {
  color: var(--color-parchment-dim);
  text-align: center;
  margin-top: 60px;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.comment-card {
  background: var(--color-abyss);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  animation: card-in 320ms var(--ease) backwards;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease), max-height 220ms var(--ease),
    margin 220ms var(--ease), padding 220ms var(--ease), border-width 220ms var(--ease);
  overflow: hidden;
}
.comment-card:nth-child(1) { animation-delay: 0ms; }
.comment-card:nth-child(2) { animation-delay: 30ms; }
.comment-card:nth-child(3) { animation-delay: 60ms; }
.comment-card:nth-child(4) { animation-delay: 90ms; }
.comment-card:nth-child(n+5) { animation-delay: 110ms; }

.comment-card.leaving {
  opacity: 0;
  transform: translateY(-6px) scale(0.98);
  max-height: 0;
  margin: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-width: 0;
}

.comment-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  font-size: 12px;
  color: var(--color-parchment-dim);
  font-family: var(--font-ui);
}

.platform-badge {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 9px;
  border-radius: 20px;
  border: 1px solid currentColor;
}

.account-label {
  font-size: 11px;
  color: var(--color-parchment-dim);
  font-weight: 500;
}
.badge-youtube, .badge-instagram { color: var(--color-parchment-dim); }

.like-btn {
  margin-left: auto;
  background: transparent;
  border: none;
  padding: 2px 4px;
  font-size: 15px;
  line-height: 1;
}
.like-btn:disabled { opacity: 0.3; cursor: default; }

.media-title {
  font-size: 12px;
  color: var(--color-parchment-dim);
  font-family: var(--font-ui);
  letter-spacing: 0.02em;
}

.comment-text {
  margin: 0;
  line-height: 1.6;
  white-space: pre-wrap;
  font-family: var(--font-ui);
  font-size: 15px;
}

.comment-link {
  font-size: 12px;
  font-family: var(--font-ui);
  color: var(--color-rune-glow-soft);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 200ms var(--ease);
}
.comment-link:hover { color: var(--color-parchment); text-decoration: underline; }

.reply-form { display: flex; flex-direction: column; gap: 8px; }

.textarea-wrap { position: relative; }
.textarea-wrap textarea { width: 100%; min-height: 48px; resize: vertical; padding-right: 40px; }

.emoji-btn {
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 26px;
  height: 26px;
  padding: 0;
  background: transparent;
  border: none;
  font-size: 15px;
  line-height: 1;
}

.emoji-picker {
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  z-index: 10;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  background: var(--color-abyss-soft);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px;
  width: 236px;
}
.emoji-search {
  width: 100%;
  background: var(--color-void);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-parchment);
  padding: 7px 9px;
  font-size: 13px;
}
.emoji-results {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
  margin-top: 6px;
  max-height: 140px;
  overflow-y: auto;
}
.emoji-results .emoji-option {
  background: transparent;
  border: none;
  padding: 4px;
  font-size: 17px;
  line-height: 1;
  border-radius: 4px;
}
.emoji-results .emoji-option:hover { background: var(--color-border); }
.emoji-section-label {
  grid-column: 1 / -1;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-parchment-dim);
  padding: 4px 2px 2px;
}

.reply-actions { display: flex; justify-content: flex-end; align-items: center; gap: 8px; flex-wrap: wrap; }
.suggest-btn, .translate-btn, .dismiss-btn {
  background: transparent;
  color: var(--color-rune-glow-soft);
  border: 1px solid var(--color-border);
}
.suggest-lang {
  background: var(--color-void);
  color: var(--color-parchment-dim);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 8px 10px;
  font-family: var(--font-ui);
  font-size: 11px;
}

.month-group { display: flex; flex-direction: column; gap: 16px; }

.month-toggle {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-parchment-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 0 8px;
  width: 100%;
  text-align: left;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.month-toggle:hover { color: var(--color-parchment); }
.month-chevron {
  display: inline-block;
  transition: transform 200ms var(--ease);
  font-size: 10px;
}
.month-group.collapsed .month-chevron { transform: rotate(-90deg); }
.month-label { flex: 1; }
.month-count {
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--color-parchment-dim);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 1px 8px;
}

.month-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}
.month-items[hidden] { display: none; }
.month-group.collapsed .month-items { margin-top: 0; }

@media (max-width: 640px) {
  header {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 16px;
  }
  header h1 { font-size: 17px; }

  .actions { width: 100%; }
  .actions #connect-youtube,
  .actions #connect-instagram {
    flex: 1 1 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: left;
  }

  .filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 14px 16px 4px;
    scrollbar-width: none;
  }
  .filters::-webkit-scrollbar { display: none; }
  .filters .filter,
  .filters .filter-group { flex: 0 0 auto; }
  .view-toggle { margin-left: 0; }

  main { padding: 16px 16px 50px; gap: 12px; }

  .comment-card { padding: 14px; gap: 8px; }
  .comment-meta { row-gap: 4px; }
  .account-label { flex-basis: 100%; order: 2; font-weight: 600; }

  .reply-actions { flex-direction: column; align-items: stretch; }
  .reply-actions > * { width: 100%; }
}