:root {
  --bg: #0d0d0d;
  --surface: #1a1a1a;
  --surface2: #242424;
  --border: #2e2e2e;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --text: #e8e8e8;
  --muted: #888;
  --green: #22c55e;
  --yellow: #eab308;
  --red: #ef4444;
  --error: #f87171;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-bar {
  max-width: 640px;
  margin: 0 auto;
  padding: 0.3rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.info-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  font-style: italic;
  font-weight: 700;
  padding: 0;
  flex-shrink: 0;
}

.info-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

/* ── Modal ── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal-overlay[hidden] {
  display: none;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.75rem;
  width: 100%;
  max-width: 420px;
  max-height: calc(100vh - 2rem);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

.modal > * {
  flex-shrink: 0;
}

.login-modal-card {
  max-width: 480px;
  overflow-y: auto;
  gap: 0;
}

.login-section + .login-section {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.login-section h3 {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.login-section {
  padding-bottom: 1rem;
}

#login-modal.modal-overlay {
  background: var(--bg);
}

body.login-modal-open {
  overflow: hidden;
}

.login-title {
  font-size: 1.75rem !important;
  letter-spacing: -0.02em !important;
  text-align: center;
  margin-bottom: 1.5rem !important;
}

.login-btn-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

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

.login-action-row {
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.login-choice-btn {
  width: 100%;
  white-space: normal;
  text-align: center;
}

.login-action-row .login-choice-btn {
  flex: 1;
}

.modal-nips-section {
  flex-shrink: 1;
  min-height: 5rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-nips-section > .modal-specs-label {
  flex-shrink: 0;
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 1.25rem;
  padding: 0.25rem 0.5rem;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text);
  background: transparent;
}

.modal h2 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.2rem;
}

.modal-version {
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 0.85rem;
  font-family: 'SFMono-Regular', Consolas, monospace;
}

.modal-description {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.modal-specs-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.specs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  overflow-y: auto;
  min-height: 0;
}

.spec-badge {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.8rem;
  color: var(--text);
  white-space: nowrap;
}

/* ── Relay info modal ── */

.relay-modal-icon {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
  margin-bottom: 0.75rem;
}

.relay-modal-url {
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.72rem;
  color: var(--muted);
  word-break: break-all;
  margin-top: 0.15rem;
  margin-bottom: 0.85rem;
}

.relay-modal-description {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0.85rem;
}

.relay-modal-section {
  margin-top: 1rem;
}

.relay-modal-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.3rem 0.75rem;
  font-size: 0.8rem;
}

.relay-modal-meta dt {
  color: var(--muted);
  white-space: nowrap;
}

.relay-modal-meta dd {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
}

.relay-modal-limits {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.75rem;
  font-size: 0.8rem;
}

.relay-modal-limits dt {
  color: var(--muted);
  white-space: nowrap;
}

.relay-modal-limits dd {
  color: var(--text);
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
}

.app-shell {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 56px;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding-top: 3.25rem;
  background: var(--surface);
  border-right: 1px solid var(--border);
}

.sidebar[hidden] {
  display: none;
}

/* Reserve space for the fixed rail so content never slides under it. */
body.signed-in .app-shell {
  padding-left: 56px;
}

.sidebar-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.sidebar-btn:hover {
  color: var(--text);
  background: var(--surface2);
}

.sidebar-btn.active {
  color: var(--accent);
  border-color: var(--border);
  background: var(--surface);
}

.sidebar-btn svg {
  width: 22px;
  height: 22px;
}

main {
  flex: 1;
  min-width: 0;
  padding: 1.5rem 1rem;
}

.section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.section[hidden] {
  display: none;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
}

.panel h2 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 1rem;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-group label {
  font-size: 0.8rem;
  color: var(--muted);
}

.input-row {
  display: flex;
  gap: 0.5rem;
}

.input-row input {
  flex: 1;
  min-width: 0;
}

input[type="text"],
input[type="password"],
textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
  padding: 0.5rem 0.65rem;
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus {
  border-color: var(--accent);
}

input[readonly] {
  color: var(--muted);
  cursor: default;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
}

textarea {
  resize: vertical;
}

button {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  padding: 0.5rem 0.9rem;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}

button:hover {
  background: var(--border);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 500;
}

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

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

details {
  margin-top: 0.75rem;
}

details > summary {
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--muted);
  user-select: none;
  list-style: none;
}

details > summary::before {
  content: '▶ ';
  font-size: 0.65rem;
}

details[open] > summary::before {
  content: '▼ ';
}

.warning-label {
  font-size: 0.78rem;
  color: var(--yellow);
  margin-bottom: 0.5rem;
}

.error-msg {
  font-size: 0.8rem;
  color: var(--error);
  margin-top: 0.25rem;
}

.result-msg {
  font-size: 0.8rem;
  color: var(--muted);
}

.result-msg.ok {
  color: var(--green);
}

.result-msg.err {
  color: var(--error);
}

.relay-add-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.relay-add-row input {
  flex: 1;
  min-width: 0;
}

.relay-list-empty {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.25rem 0;
}

.relay-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
}

.relay-item:last-child {
  border-bottom: none;
}

.relay-item-url {
  flex: 1;
  font-size: 0.82rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.relay-item-url.clickable {
  cursor: pointer;
}

.relay-item-url.clickable:hover {
  color: var(--text);
}

.btn-relay-toggle {
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-relay-remove {
  font-size: 0.9rem;
  padding: 0.2rem 0.45rem;
  color: var(--muted);
  background: transparent;
  border-color: transparent;
  flex-shrink: 0;
  line-height: 1;
}

.btn-relay-remove:hover {
  color: var(--error);
  background: transparent;
  border-color: transparent;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.connected { background: var(--green); }
.dot.connecting { background: var(--yellow); }
.dot.disconnected { background: var(--muted); }
.dot.error { background: var(--red); }

.notice-msg {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.5rem;
  font-style: italic;
}

.char-counter {
  text-align: right;
  font-size: 0.75rem;
  color: var(--muted);
}

.feed-header {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
}

.feed-header[hidden] {
  display: none;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--muted);
  font-size: 0.875rem;
  padding: 0.35rem 0.6rem;
}

.tab-btn:hover {
  color: var(--text);
  background: transparent;
}

.tab-btn.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.feed-filters {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.feed-filters select,
.btn-row select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
  padding: 0.5rem 0.65rem;
  outline: none;
  cursor: pointer;
}

.feed-filters select { flex-shrink: 0; }

.feed-filters select:focus,
.btn-row select:focus {
  border-color: var(--accent);
}

.feed-status {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.5rem 0;
}

.event-card {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.event-card:last-child {
  border-bottom: none;
}

.event-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.event-meta-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--surface2);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn-follow-feed {
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  flex-shrink: 0;
}

.btn-follow-feed:disabled {
  opacity: 0.45;
  cursor: default;
}

.event-pubkey,
.follow-pubkey {
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.72rem;
  color: var(--accent);
}

.event-time {
  font-size: 0.72rem;
  color: var(--muted);
}

.event-content {
  font-size: 0.875rem;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.55;
}

.mention {
  color: var(--accent);
  font-weight: 500;
}

.mention--event {
  color: var(--muted);
  font-size: 0.85em;
  font-family: monospace;
}

.reply-indicator {
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.reply-indicator--link {
  cursor: pointer;
}

.reply-indicator--link:hover {
  color: var(--accent);
}

@keyframes highlight-fade {
  0%   { outline-color: var(--accent); }
  100% { outline-color: transparent; }
}

.event-card.highlight {
  outline: 2px solid var(--accent);
  border-radius: 8px;
  animation: highlight-fade 1.5s ease-out forwards;
}

.event-actions {
  display: flex;
  margin-top: 0.5rem;
}

.btn-reply,
.btn-delete {
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  color: var(--muted);
  background: transparent;
  border-color: transparent;
}

.btn-delete { margin-left: auto; }

.btn-reply:hover,
.btn-delete:hover {
  background: var(--surface2);
  border-color: var(--border);
}

.btn-reply:hover { color: var(--text); }
.btn-delete:hover { color: var(--red); }

.reply-form {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  flex-direction: column;
  gap: 0.5rem;
}

.reply-form:not([hidden]) {
  display: flex;
}

.reply-form-label {
  font-size: 0.78rem;
  color: var(--muted);
}

.quote-preview {
  font-size: 0.78rem;
  color: var(--muted);
  border-left: 2px solid var(--border);
  padding: 0.25rem 0.5rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.quote-embed {
  margin-top: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
  background: var(--surface2);
}

.quote-embed--pending {
  font-size: 0.78rem;
  color: var(--muted);
  font-style: italic;
}

.reply-form-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.replies-container {
  margin-top: 0.75rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--border);
}

.replies-loading,
.replies-empty {
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0.35rem 0;
}

.reply-card {
  padding: 0.5rem 0;
  border-top: 1px solid var(--border);
}

.reply-card:first-child {
  border-top: none;
}

/* ── Follow list ── */

.follows-list {
  display: flex;
  flex-direction: column;
  margin-top: 0.25rem;
}

.follow-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}

.follow-item:last-child {
  border-bottom: none;
}

.follow-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.35rem;
  min-width: 0;
}

.petname-input {
  font-size: 0.78rem;
  padding: 0.3rem 0.5rem;
}

.ots-badge {
  font-size: 0.68rem;
  font-family: inherit;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
}

.ots-badge:hover {
  color: var(--text);
  border-color: var(--accent);
}


.mnemonic-display {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.mnemonic-word {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.25rem 0.5rem;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.mnemonic-word-num {
  color: var(--muted);
  font-size: 0.65rem;
}

.verified-badge {
  font-size: 0.68rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--green);
  white-space: nowrap;
  flex-shrink: 0;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.unverified-badge {
  font-size: 0.68rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  background: rgba(234, 179, 8, 0.08);
  border: 1px solid rgba(234, 179, 8, 0.3);
  color: var(--yellow);
  white-space: nowrap;
  flex-shrink: 0;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Direct Messages ── */

.dm-convs-list {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.5rem;
}

.dm-conv-item {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  gap: 0.15rem;
}

.dm-conv-item:hover {
  background: var(--surface2);
}

.dm-conv-item.active {
  background: var(--surface2);
  outline: 1px solid var(--border);
}

.dm-conv-name-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.dm-conv-name {
  font-size: 0.85rem;
  font-weight: 500;
}

.dm-conv-preview {
  font-size: 0.75rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dm-thread-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0.75rem 0 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.dm-messages {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 320px;
  overflow-y: auto;
  padding: 0.25rem 0;
  margin-bottom: 0.75rem;
}

.dm-message-wrapper {
  display: flex;
  flex-direction: column;
}

.dm-message-wrapper.outgoing {
  align-items: flex-end;
}

.dm-message-wrapper.incoming {
  align-items: flex-start;
}

.dm-bubble {
  padding: 0.45rem 0.7rem;
  border-radius: 10px;
  font-size: 0.875rem;
  max-width: 80%;
  word-break: break-word;
  white-space: pre-wrap;
  line-height: 1.45;
}

.dm-message-wrapper.incoming .dm-bubble {
  background: var(--surface2);
  border: 1px solid var(--border);
}

.dm-message-wrapper.outgoing .dm-bubble {
  background: var(--accent);
  color: #fff;
}

.dm-message-time {
  font-size: 0.65rem;
  color: var(--muted);
  margin-top: 0.15rem;
  padding: 0 0.15rem;
}

.dm-pending {
  color: var(--muted);
  font-style: italic;
}

.btn-unfollow,
#logout-btn {
  color: var(--error);
  border-color: var(--error);
}

.btn-unfollow {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  flex-shrink: 0;
}

.btn-unfollow:hover,
#logout-btn:hover {
  background: rgba(239, 68, 68, 0.1);
}

/* ── Extension ── */

.extension-badge {
  font-size: 0.78rem;
  color: var(--accent);
  padding: 0.2rem 0;
}