:root {
  --bg: #000000;
  --panel: #000000;
  --panel-soft: #0f0f10;
  --line: #262626;
  --line-soft: #1a1a1a;
  --text: #f5f5f5;
  --muted: #a8a8a8;
  --accent: #f5f5f5;
  --accent-dark: #000000;
  --sidebar-width: 244px;
  --sidebar-collapsed: 78px;
  --feed-width: 630px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Instrument Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
}

button,
textarea {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.sidebar-overlay {
  display: none;
}

.mobile-menu-button {
  display: none;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: var(--sidebar-width);
  height: 100vh;
  padding: 1rem 0.75rem 1.5rem;
  border-right: 1px solid var(--line);
  background: var(--panel);
  transition: width 220ms ease, padding 220ms ease;
}

.sidebar.is-collapsed {
  width: var(--sidebar-collapsed);
  padding-inline: 0.55rem;
  border-right-color: transparent;
  background: transparent;
  box-shadow: none;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 2.5rem;
}

.icon-button,
.text-button,
.primary-button,
.secondary-button,
.mobile-menu-button {
  border: 0;
  cursor: pointer;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: transparent;
  color: var(--text);
}

.mobile-menu-button {
  position: fixed;
  left: 0.8rem;
  top: 0.8rem;
  z-index: 25;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 999px;
  background: rgba(15, 15, 16, 0.92);
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.38);
  color: var(--text);
}

.mobile-menu-button span {
  position: absolute;
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 220ms ease, opacity 220ms ease;
}

.mobile-menu-button span:first-child {
  transform: translateY(-4px);
}

.mobile-menu-button span:last-child {
  transform: translateY(4px);
}

.sidebar-toggle {
  position: relative;
}

.sidebar-toggle span {
  position: absolute;
  width: 0.95rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 220ms ease;
}

.sidebar-toggle span:first-child {
  transform: translateY(-4px);
}

.sidebar-toggle span:last-child {
  transform: translateY(4px);
}

.sidebar.is-collapsed .sidebar-toggle span:first-child {
  transform: rotate(45deg);
}

.sidebar.is-collapsed .sidebar-toggle span:last-child {
  transform: rotate(-45deg);
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  min-width: 0;
  height: 2.5rem;
  flex: 1;
  overflow: hidden;
}

.brand-image,
.nav-label,
.sidebar-note {
  transition: opacity 180ms ease, transform 180ms ease;
}

.brand-image {
  position: absolute;
  left: 0;
  top: 50%;
  display: block;
  height: auto;
  transform: translateY(-50%);
}

.brand-image-full {
  width: 170px;
  opacity: 1;
}

.brand-image-icon {
  width: 34px;
  opacity: 0;
  pointer-events: none;
}

.sidebar-nav {
  display: grid;
  gap: 0.2rem;
}

.sidebar-account-row {
  margin-top: auto;
  padding: 0.35rem 0.85rem 0;
}

.sidebar-auth-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  width: 100%;
  min-height: 44px;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--text);
  cursor: pointer;
}

.sidebar-auth-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.2rem;
  height: 1.2rem;
}

.sidebar-auth-image {
  display: block;
  width: 1.15rem;
  height: 1.15rem;
  object-fit: contain;
}

.sidebar-auth-label {
  white-space: nowrap;
}

.sidebar.is-collapsed .sidebar-account-row {
  padding-inline: 0.15rem;
}

.sidebar.is-collapsed .sidebar-auth-button {
  width: 100%;
  min-width: 0;
  padding-inline: 0;
}

.sidebar.is-collapsed .sidebar-auth-label {
  display: none;
}

.sidebar.is-collapsed .sidebar-nav,
.sidebar.is-collapsed .sidebar-account-row {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.8rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--text);
  transition: color 180ms ease;
}

.nav-link:hover,
.nav-link.is-active {
  background: transparent;
}

.nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
}

.nav-icon-image {
  display: block;
  width: 1.3rem;
  height: 1.3rem;
  object-fit: contain;
}

.nav-icon-plus {
  font-size: 1.9rem;
  line-height: 1;
  font-weight: 300;
}

.sidebar.is-collapsed .brand-image-full,
.sidebar.is-collapsed .nav-label {
  opacity: 0;
  transform: translateX(-6px);
  pointer-events: none;
}

.sidebar.is-collapsed .brand {
  flex: 0 0 34px;
  width: 34px;
  min-width: 34px;
  overflow: visible;
}

.sidebar.is-collapsed .brand-image-icon {
  left: 0;
  opacity: 1;
  transform: translateY(-50%);
  pointer-events: auto;
}

.layout-grid {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, var(--feed-width));
  justify-content: center;
  gap: 0;
  padding: 1.75rem 2rem 3rem;
}

.feed-column {
  width: min(100%, var(--feed-width));
}

.feed-header,
.card-heading,
.feed-card-head,
.composer-actions,
.suggested-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.feed-header {
  margin-bottom: 1rem;
}

.home-signout-button {
  display: none;
}

.feed-header h1,
.card-heading h2,
.feed-card-head h3,
.suggested-item h3 {
  margin: 0;
}

.feed-header h1 {
  font-size: 1.25rem;
  font-weight: 700;
}

.inline-link {
  color: var(--muted);
  font-size: 0.9rem;
}

.composer-card,
.feed-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.composer-card,
.feed-card {
  padding: 1rem;
}

.feed-list {
  display: grid;
  gap: 1.4rem;
  margin-top: 1.2rem;
}

.feed-card {
  padding: 0;
  overflow: hidden;
}

.composer-form {
  margin-top: 0.8rem;
}

.composer-account,
.composer-message {
  color: var(--muted);
  font-size: 0.92rem;
}

.composer-account {
  margin-bottom: 0.7rem;
}

textarea {
  width: 100%;
  min-height: 108px;
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  resize: vertical;
  background: var(--panel-soft);
  color: var(--text);
  outline: none;
}

textarea:focus {
  border-color: #3a3a3a;
}

.composer-actions {
  margin-top: 0.8rem;
  justify-content: flex-end;
}

.composer-upload-row {
  margin-top: 0.75rem;
}

.media-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--text);
  cursor: pointer;
}

.composer-preview {
  margin-top: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #090909;
}

.composer-preview-image {
  display: block;
  width: 100%;
  max-height: 380px;
  object-fit: cover;
}

.composer-preview-actions {
  display: flex;
  justify-content: flex-end;
  padding: 0.8rem;
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.is-hidden {
  display: none;
}

.composer-message {
  margin: 0.8rem 0 0;
  min-height: 1.35rem;
}

.primary-button {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-dark);
  font-weight: 700;
}

.secondary-button {
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--text);
  font-weight: 600;
}

.primary-button:disabled,
.secondary-button:disabled,
.media-chip[aria-disabled="true"] {
  opacity: 0.58;
  cursor: not-allowed;
}

.muted-label,
.feed-card p,
.feature-list {
  color: var(--muted);
}

.card-heading h2 {
  font-size: 1rem;
}

.feed-card-head,
.feed-card-body,
.feed-card-footer {
  padding-inline: 0.95rem;
}

.feed-card-head {
  padding-top: 0.9rem;
}

.post-meta,
.post-owner-actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.post-meta {
  justify-content: flex-end;
  flex-wrap: wrap;
}

.feed-card-body {
  padding-top: 0.35rem;
}

.media-placeholder,
.quote-placeholder {
  display: grid;
  place-items: center;
  margin-top: 0.9rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #090909;
  color: #d7dce7;
}

.media-placeholder {
  min-height: 560px;
}

.quote-placeholder {
  min-height: 180px;
}

.feed-card-footer {
  padding-top: 0.8rem;
  padding-bottom: 1rem;
}

.post-action-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.post-action-button:hover,
.inline-link:hover {
  color: var(--text);
}

.post-card {
  overflow: hidden;
}

.post-card .feed-card-head {
  align-items: flex-start;
}

.post-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.post-avatar,
.suggested-avatar.has-image {
  background-size: cover;
  background-position: center;
}

.post-avatar {
  position: relative;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 999px;
  background: #1d1d1d;
  border: 1px solid var(--line);
  flex: 0 0 auto;
  overflow: hidden;
}

.post-avatar-image,
.interaction-avatar-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-author h3,
.post-author p,
.post-text {
  margin: 0;
}

.post-author h3 {
  font-size: 0.96rem;
}

.post-author p,
.post-stamp {
  color: var(--muted);
  font-size: 0.84rem;
}

.post-text {
  line-height: 1.65;
}

.post-media {
  display: block;
  width: 100%;
  margin-top: 0.9rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  max-height: 560px;
  object-fit: cover;
}

.post-interactions,
.post-interaction-actions,
.post-counts,
.post-comment-meta,
.post-comment-meta-copy,
.post-comment-form {
  display: flex;
  align-items: center;
}

.post-interactions {
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem;
  border-top: 1px solid var(--line);
}

.post-interaction-actions,
.post-counts,
.post-comment-form {
  gap: 0.7rem;
  flex-wrap: wrap;
}

.post-interaction-button,
.post-comment-submit {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.post-interaction-button:hover,
.post-comment-submit:hover {
  color: var(--muted);
}

.post-counts,
.post-comments-empty,
.post-comment-meta span {
  color: var(--muted);
  font-size: 0.84rem;
}

.post-count-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.post-count-button:hover {
  color: var(--text);
}

.post-comments {
  display: grid;
  gap: 0.85rem;
  padding: 0 0.95rem 0.95rem;
}

.post-comment {
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.post-comment-meta {
  justify-content: space-between;
  gap: 0.8rem;
}

.post-comment-meta-copy {
  gap: 0.6rem;
  flex-wrap: wrap;
}

.post-comment-body,
.post-comments-empty {
  margin: 0;
}

.post-comment-input {
  flex: 1 1 12rem;
  min-height: 2.75rem;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #121212;
  color: var(--text);
  font: inherit;
}

.post-comment-input::placeholder {
  color: var(--muted);
}

.post-comment-delete {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.post-comment-delete:hover {
  color: var(--text);
}

.interactions-overlay {
  position: fixed;
  inset: 0;
  z-index: 39;
  border: 0;
  background: rgba(0, 0, 0, 0.56);
}

.interactions-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 40;
  display: grid;
  gap: 1rem;
  width: min(420px, 100vw);
  height: 100vh;
  padding: 1.25rem;
  border-left: 1px solid var(--line);
  background: #050506;
  box-shadow: -24px 0 64px rgba(0, 0, 0, 0.5);
  overflow-y: auto;
}

.interactions-overlay.is-hidden,
.interactions-drawer.is-hidden {
  display: none;
}

.interactions-drawer-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.9rem;
}

.interactions-drawer-list {
  display: grid;
  gap: 0.85rem;
}

.interaction-card,
.interactions-drawer .empty-state {
  padding: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
}

.interaction-card {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
}

.interaction-avatar {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.08), transparent 35%),
    linear-gradient(135deg, #0e0f13, #16181d 62%, #0a0b0d);
  color: var(--muted);
  background-size: cover;
  background-position: center;
}

.interaction-avatar.has-image {
  color: transparent;
}

.interaction-copy {
  display: grid;
  gap: 0.2rem;
}

.interaction-copy strong,
.interaction-copy p,
.interaction-copy span,
.interaction-body {
  margin: 0;
}

.interaction-copy p,
.interaction-copy span,
.interaction-body {
  color: var(--muted);
}

.interaction-body {
  margin-top: 0.4rem;
  line-height: 1.55;
}

.empty-feed-card {
  padding-bottom: 0.2rem;
}

.compact-card .feature-list {
  margin: 0.9rem 0 1rem;
  padding-left: 1.15rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1100px) {
  .layout-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
}

@media (max-width: 760px) {
  .app-shell {
    display: block;
  }

  .sidebar {
    position: fixed;
    left: 0;
    right: 0;
    top: auto;
    bottom: 0;
    z-index: 30;
    width: 100%;
    height: auto;
    padding: 0.55rem 0.75rem calc(0.55rem + env(safe-area-inset-bottom));
    border-right: 0;
    border-top: 1px solid var(--line);
    background: rgba(0, 0, 0, 0.94);
    backdrop-filter: blur(14px);
    box-shadow: 0 -12px 28px rgba(0, 0, 0, 0.35);
    transition: none;
  }

  .sidebar.is-collapsed {
    width: 100%;
    height: auto;
    padding: 0.55rem 0.75rem calc(0.55rem + env(safe-area-inset-bottom));
    border-top: 1px solid var(--line);
    background: rgba(0, 0, 0, 0.94);
    box-shadow: 0 -12px 28px rgba(0, 0, 0, 0.35);
  }

  .sidebar.is-collapsed .sidebar-nav {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
  }

  .brand-row,
  .sidebar-account-row {
    display: none;
  }

  .sidebar-nav {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.35rem;
  }

  .nav-link {
    justify-content: center;
    min-height: 56px;
    padding: 0.55rem 0.25rem;
    border-radius: 16px;
  }

  .nav-label {
    display: none;
  }

  .nav-icon {
    width: 2.1rem;
    height: 2.1rem;
  }

  .nav-icon-image {
    width: 1.45rem;
    height: 1.45rem;
  }

  .layout-grid {
    padding: 1rem 0.8rem calc(6.5rem + env(safe-area-inset-bottom));
    gap: 1rem;
  }

  .feed-header,
  .composer-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .feed-header {
    margin-bottom: 0.75rem;
    flex-direction: row;
    align-items: center;
  }

  .home-signout-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 0.85rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--panel-soft);
    color: var(--text);
    white-space: nowrap;
  }

  .composer-card,
  .feed-card-head,
  .feed-card-body,
  .feed-card-footer {
    padding-inline: 0.8rem;
  }

  .feed-card-head {
    padding-top: 0.8rem;
    align-items: flex-start;
  }

  .feed-card-body p,
  .feature-list {
    font-size: 0.93rem;
    line-height: 1.5;
  }

  textarea {
    min-height: 96px;
    padding: 0.85rem 0.9rem;
  }

  .composer-actions {
    margin-top: 0.7rem;
    gap: 0.7rem;
  }

  .primary-button {
    width: 100%;
  }

  .secondary-button {
    width: 100%;
  }

  .media-chip {
    width: 100%;
  }

  .composer-preview-actions {
    padding: 0.7rem 0.8rem 0.8rem;
  }

  .post-meta {
    justify-content: flex-start;
  }

  .composer-upload-row {
    margin-top: 0.65rem;
  }

  .media-placeholder {
    min-height: 290px;
  }

  .quote-placeholder {
    min-height: 145px;
  }

  .post-media {
    max-height: 320px;
  }

  .feed-card-footer {
    padding-top: 0.7rem;
    padding-bottom: 0.85rem;
  }

  .interactions-drawer {
    width: 100vw;
    padding: 1rem;
  }

  .interaction-card {
    grid-template-columns: 1fr;
  }

}