:root {
  --bg: #1b1d23;
  --panel: #23262e;
  --panel-2: #2b2f39;
  --border: #353a46;
  --text: #e8eaf0;
  --muted: #9aa1b1;
  --accent: #4f8cff;
  --danger: #c25a5a;
  --ok: #4caf76;
  --input-bg: #14161b;
  --stage-bg: #14161b;
  --button-hover: #353a46;
}

body.light {
  --bg: #f4f5f8;
  --panel: #ffffff;
  --panel-2: #f0f2f6;
  --border: #d6dae1;
  --text: #1a1d23;
  --muted: #5b6370;
  --accent: #2563eb;
  --danger: #b91c1c;
  --ok: #047857;
  --input-bg: #ffffff;
  --stage-bg: #e9ebef;
  --button-hover: #e3e6ec;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

body { display: flex; flex-direction: column; }

button, select, input, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
}
button:hover { background: var(--button-hover); }
button.danger { border-color: #5a3030; color: #ffb3b3; }
button.danger:hover { background: #432626; }
body.light button.danger { border-color: #f4c4c4; color: #b91c1c; }
body.light button.danger:hover { background: #fbe1e1; }

.topbar-utility {
  position: absolute;
  top: 10px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}
#btn-theme-toggle,
#btn-settings {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  line-height: 1;
}

select, input[type=text], textarea {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 5px 8px;
}

textarea { resize: vertical; }

/* Top bar */
.topbar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 200px 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  gap: 12px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand strong { font-size: 15px; letter-spacing: .2px; }
#deck-title { width: 280px; }
.topbar-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.field { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12px; }
.field.grow { flex: 1; }
.field select, .field input, .field textarea { color: var(--text); }

.status { font-size: 12px; color: var(--muted); min-width: 80px; }
.status.saved { color: var(--ok); }

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  flex: 1;
  min-height: 0;
}
body.notes-open .layout {
  grid-template-columns: 240px 1fr 380px;
}

/* Sidebar */
.sidebar {
  border-right: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.sidebar-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 13px;
}
.sidebar-head button {
  padding: 2px 10px;
  font-size: 18px;
  line-height: 1;
}
.slide-list {
  list-style: none;
  padding: 8px;
  margin: 0;
  overflow-y: auto;
  flex: 1;
}
.slide-list li {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}
.slide-list li.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
}
.slide-list li.drag-over {
  border-top: 2px solid var(--accent);
}
.slide-list li.vertical {
  margin-left: 18px;
}
.slide-list li.vertical::before {
  content: "↳";
  position: absolute;
  left: -14px;
  color: var(--muted);
  font-size: 13px;
}
.slide-list .num {
  color: var(--muted);
  font-size: 11px;
  min-width: 18px;
}
.slide-list .label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}
.slide-list .del {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 0 4px;
  font-size: 16px;
}
.slide-list .del:hover { color: var(--danger); background: transparent; }

/* Phosphor icon sizing in our buttons. The .ph base class sets font-family
   and line-height; we control the visual size per location. */
.toolbar button .ph {
  font-size: 16px;
  vertical-align: middle;
}
.toolbar button:disabled {
  opacity: .4;
  cursor: not-allowed;
}
.toolbar button:disabled:hover { background: var(--panel-2); }
/* Linked-image button gets a small "external" badge stacked next to the
   primary icon — visually distinguishes it from the plain Image button. */
.toolbar button .ph.btn-badge {
  font-size: 10px;
  margin-left: -2px;
  vertical-align: super;
  opacity: .85;
}

/* Sidebar slide-list label icon */
.slide-list .label .label-icon {
  font-size: 13px;
  margin-right: 4px;
  vertical-align: -2px;
  color: var(--muted);
}

/* Editor background badge icon */
.slide-bg-badge .ph {
  font-size: 12px;
  margin-right: 4px;
  vertical-align: -1px;
}

/* Sync pill icon */
.sync-pill .sync-icon {
  font-size: 13px;
  vertical-align: -2px;
  margin-right: 4px;
}
.sync-pill.is-syncing .sync-icon {
  animation: sync-spin 1.1s linear infinite;
}
@keyframes sync-spin { to { transform: rotate(360deg); } }

/* Topbar utility-cluster icon size matches the 32x32 button box. */
#btn-theme-toggle .ph,
#btn-settings .ph {
  font-size: 16px;
}

/* Context menu (right-click on slides in the sidebar) */
.context-menu {
  position: fixed;
  z-index: 200;
  min-width: 200px;
  padding: 4px 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  font-size: 13px;
}
.context-menu button {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 6px 14px;
  cursor: pointer;
  color: var(--text);
}
.context-menu button:hover { background: var(--button-hover); }
.context-menu button:disabled {
  color: var(--muted);
  cursor: default;
}
.context-menu button:disabled:hover { background: transparent; }
.context-menu button.danger { color: #d97777; }
body.light .context-menu button.danger { color: #b91c1c; }
.context-menu .sep {
  display: block;
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

.sidebar-foot {
  border-top: 1px solid var(--border);
  padding: 8px 12px;
  display: flex;
}
.sidebar-foot button {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 4px 6px;
  font-size: 12px;
}
.sidebar-foot button:hover { color: var(--text); background: var(--button-hover); }

/* Editor */
.editor {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.toolbar button {
  padding: 4px 8px;
  font-size: 12px;
}
.toolbar-select {
  padding: 3px 6px;
  font-size: 12px;
  max-width: 140px;
  transition: border-color .15s, background .15s;
}
.toolbar-select.bound {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--input-bg));
}
.toolbar .sep {
  width: 1px;
  background: var(--border);
  margin: 2px 6px;
}

.stage {
  flex: 1;
  overflow: auto;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: var(--stage-bg);
  min-height: 0;
}

.slide-frame {
  width: 100%;
  max-width: 960px;
  aspect-ratio: 16 / 9;
  background: var(--r-background-color, #000);
  color: var(--r-main-color, #fff);
  font-family: var(--r-main-font, system-ui, sans-serif);
  border-radius: 8px;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
  position: relative;
  overflow: hidden;
}
.slide-editor, .slide-source {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  padding: 40px 60px;
  outline: none;
  overflow: auto;
  font-size: 22px;
  line-height: 1.4;
}

.slide-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.slide-bg-layer iframe,
.slide-bg-layer video {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #000;
}

.slide-bg-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  max-width: calc(100% - 16px);
  padding: 3px 8px;
  background: rgba(0, 0, 0, .72);
  color: #fff;
  font: 11px/1.3 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  border-radius: 4px;
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.slide-editor h1, .slide-editor h2, .slide-editor h3,
.slide-editor h4, .slide-editor h5, .slide-editor h6 {
  margin: 0 0 .4em;
  font-family: var(--r-heading-font, inherit);
  color: var(--r-heading-color, inherit);
  text-transform: var(--r-heading-text-transform, none);
  font-weight: var(--r-heading-font-weight, 600);
  letter-spacing: var(--r-heading-letter-spacing, normal);
  line-height: var(--r-heading-line-height, 1.1);
  text-shadow: var(--r-heading-text-shadow, none);
}
.slide-editor h1 { font-size: var(--r-heading1-size, 2.4em); }
.slide-editor h2 { font-size: var(--r-heading2-size, 1.9em); }
.slide-editor h3 { font-size: var(--r-heading3-size, 1.5em); }
.slide-editor h4 { font-size: var(--r-heading4-size, 1em); }
.slide-editor p { margin: 0 0 var(--r-block-margin, .6em); }
.slide-editor a { color: var(--r-link-color, inherit); }
.slide-editor pre {
  background: rgba(0,0,0,.55);
  padding: 12px 16px;
  border-radius: 6px;
  font-size: .8em;
  overflow: auto;
}
.slide-editor code, .slide-editor pre code {
  font-family: var(--r-code-font, ui-monospace, Menlo, Consolas, monospace);
}
.slide-editor img { max-width: 100%; max-height: 70vh; }

/* Editor-only marker for click-to-open linked images. Doesn't follow into the
   exported deck or preview — there the link itself is the affordance. */
.slide-editor a.linked-image {
  position: relative;
  display: inline-block;
}
.slide-editor a.linked-image::after {
  content: "↗ " attr(href);
  position: absolute;
  top: 6px;
  right: 6px;
  max-width: calc(100% - 12px);
  background: rgba(0, 0, 0, .65);
  color: #fff;
  font: 11px/1.3 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  padding: 2px 6px;
  border-radius: 3px;
  pointer-events: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.slide-editor blockquote {
  border-left: 3px solid currentColor;
  padding-left: 12px;
  margin: 0 0 var(--r-block-margin, .6em);
  opacity: .85;
}
.slide-editor .fragment {
  outline: 1px dashed rgba(79, 140, 255, .55);
  outline-offset: 2px;
  position: relative;
}
.slide-editor .fragment::after {
  content: attr(data-fragment-label);
  position: absolute;
  top: -8px;
  right: -4px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 3px;
  pointer-events: none;
  font-family: system-ui, sans-serif;
  font-weight: 600;
  opacity: .85;
}
.slide-editor .r-fit-text {
  display: block;
  line-height: 1;
  white-space: nowrap;
  margin: 0;
  outline: 1px dotted rgba(76, 175, 118, .5);
  outline-offset: 4px;
}
.slide-editor .r-stretch {
  display: block;
  width: 100%;
  object-fit: contain;
  outline: 1px dotted rgba(76, 175, 118, .5);
  outline-offset: 4px;
}
.slide-source {
  background: #0c0d10;
  color: #d8dee9;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  border: none;
}
.drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(79, 140, 255, .18);
  border: 3px dashed var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  pointer-events: none;
  z-index: 10;
}

.meta {
  display: flex;
  gap: 16px;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  background: var(--panel);
  align-items: flex-start;
  flex-wrap: wrap;
}
.meta .field { align-items: flex-start; flex-direction: column; }
.meta .field.checkbox { flex-direction: row; align-items: center; gap: 6px; padding-top: 18px; }
.meta .field.checkbox input { margin: 0; }
.meta input[type=text], .meta select { min-width: 180px; }
.meta input[type=text]:disabled { opacity: .5; cursor: not-allowed; }
.meta textarea { width: 100%; min-width: 280px; }
.meta .notes-field { display: flex; flex-direction: column; gap: 4px; }
.meta .notes-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  color: var(--muted);
  font-size: 12px;
}
.meta .notes-head button {
  padding: 2px 8px;
  font-size: 11px;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  z-index: 100;
  display: flex;
  flex-direction: column;
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
#preview-frame {
  flex: 1;
  width: 100%;
  border: none;
  background: #000;
}

.notes-panel {
  border-left: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}
.notes-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.notes-panel-head button {
  padding: 0 8px;
  font-size: 18px;
  line-height: 1;
}
#notes-panel-text {
  flex: 1;
  width: 100%;
  border: none;
  border-radius: 0;
  resize: none;
  padding: 16px;
  font: 14px/1.55 ui-monospace, Menlo, Consolas, monospace;
  background: var(--panel);
  color: var(--text);
  outline: none;
}

/* Projects modal */
.projects-modal { background: rgba(0,0,0,.55); }
.projects-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 16px 20px;
  background: var(--panel);
  color: var(--text);
  min-height: 0;
}
.projects-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.projects-toolbar .projects-import {
  display: inline-flex;
  align-items: center;
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
}
.projects-toolbar .projects-import:hover { background: var(--button-hover); }
.projects-list {
  list-style: none;
  padding: 0;
  margin: 0;
  overflow-y: auto;
  flex: 1;
}
.projects-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  padding: 10px 12px;
  margin-bottom: 6px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  align-items: center;
}
.projects-list li.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
}
.projects-list .proj-name {
  font-weight: 600;
  font-size: 14px;
  background: transparent;
  border: 1px solid transparent;
  color: inherit;
  padding: 2px 6px;
  margin: -2px -6px;
  border-radius: 4px;
  min-width: 0;
  width: 100%;
}
.projects-list .proj-name:hover { border-color: var(--border); background: var(--input-bg); }
.projects-list .proj-name:focus { border-color: var(--accent); background: var(--input-bg); outline: none; }
.projects-list .proj-meta {
  grid-column: 1;
  font-size: 11px;
  color: var(--muted);
}
.projects-list .proj-actions {
  grid-column: 2;
  grid-row: 1 / span 2;
  display: flex;
  gap: 4px;
  align-items: center;
}
.projects-list .proj-actions button {
  padding: 4px 8px;
  font-size: 12px;
}
.projects-list .proj-actions button.danger { color: #d97777; border-color: transparent; }
.projects-list .proj-actions button.danger:hover { background: #5a2828; }
body.light .projects-list .proj-actions button.danger { color: #b91c1c; }
body.light .projects-list .proj-actions button.danger:hover { background: #fbe1e1; }
.projects-remote {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.projects-remote-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.projects-remote-head strong {
  font-size: 13px;
  letter-spacing: .3px;
  text-transform: uppercase;
  color: var(--muted);
}
.projects-remote-head button {
  padding: 3px 8px;
  font-size: 11px;
}
.projects-remote-status {
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 8px;
}
.projects-list .proj-tag {
  display: inline-block;
  padding: 1px 6px;
  font-size: 10px;
  font-weight: 600;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .4px;
  margin-left: 6px;
}
.projects-list .proj-tag.match { background: rgba(76, 175, 118, .18); color: #6fcc91; border: 1px solid color-mix(in srgb, var(--ok) 50%, transparent); }
.projects-list .proj-tag.orphan { background: rgba(194, 90, 90, .18); color: #ffb3b3; border: 1px solid color-mix(in srgb, var(--danger) 50%, transparent); }
.projects-list .proj-tag.duplicate { background: rgba(255, 180, 60, .18); color: #ffc36f; border: 1px solid #c89a3a; }
body.light .projects-list .proj-tag.match { color: #047857; }
body.light .projects-list .proj-tag.orphan { color: #b91c1c; }
body.light .projects-list .proj-tag.duplicate { color: #b27418; }
.projects-list .proj-id {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 10px;
  color: var(--muted);
}

.projects-empty {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  font-style: italic;
}

/* Sync pill in topbar */
.sync-pill {
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
}
.sync-pill:hover { background: var(--button-hover); color: var(--text); }
.sync-pill.is-syncing { color: var(--accent); border-color: var(--accent); }
.sync-pill.is-error { color: var(--danger); border-color: var(--danger); }
.sync-pill.is-ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 50%, var(--border)); }

/* Sync modal */
.sync-modal {
  background: rgba(0, 0, 0, .55);
  align-items: center;
  justify-content: center;
}
.sync-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: min(540px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .45);
  overflow: hidden;
}
.sync-card .modal-head { border-radius: 8px 8px 0 0; }
.sync-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
  font-size: 13px;
  line-height: 1.55;
}
.sync-body p { margin: 0 0 10px; }
.sync-body a { color: var(--accent); }
.sync-steps { padding-left: 20px; margin: 8px 0 14px; }
.sync-steps li { margin-bottom: 6px; }
.sync-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}
.sync-field span { color: var(--muted); font-size: 12px; }
.sync-field em { font-style: normal; color: var(--muted); }
.sync-field input { font-family: ui-monospace, Menlo, Consolas, monospace; }
.sync-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.sync-status-line { margin: 4px 0; }
.sync-status-line code {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  background: var(--input-bg);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
}
.sync-mini-btn {
  font-size: 11px;
  padding: 2px 8px;
}
.sync-error {
  color: #ffb3b3;
  background: rgba(194, 90, 90, .15);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  padding: 8px 12px;
  border-radius: 5px;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}
body.light .sync-error { color: #b91c1c; }

/* Settings modal */
.settings-modal {
  background: rgba(0, 0, 0, .55);
  align-items: center;
  justify-content: center;
}
.settings-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: min(620px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .45);
  overflow: hidden;
}
.settings-card .modal-head { border-radius: 8px 8px 0 0; }
.settings-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}
.settings-intro {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--muted);
}
.settings-intro a { color: var(--accent); }
.settings-form { display: flex; flex-direction: column; gap: 4px; }
.settings-form h4 {
  margin: 12px 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}
.settings-form h4:first-child { margin-top: 0; }
.settings-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 5px 0;
}
.settings-row label {
  font-size: 13px;
  color: var(--text);
}
.settings-row .help {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 1px;
}
.settings-row input[type=number],
.settings-row select {
  min-width: 140px;
}
.settings-row input[type=checkbox] { justify-self: end; }
.settings-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* About modal */
.about-modal {
  background: rgba(0,0,0,.55);
  align-items: center;
  justify-content: center;
}
.about-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: min(440px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  overflow: auto;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0,0,0,.45);
}
.about-card .modal-head { border-radius: 8px 8px 0 0; }
.about-body {
  padding: 16px 18px;
  font-size: 13px;
  line-height: 1.55;
}
.about-body p { margin: 0 0 10px; }
.about-body p:last-child { margin-bottom: 0; }
.about-body a { color: var(--accent); }
.about-version { color: var(--muted); font-size: 12px; }