:root {
  --bg: #0f0f1a;
  --panel: #16162a;
  --panel-2: #1c1c36;
  --ink: #e8e8f4;
  --muted: #9aa0c3;
  --line: #2a2a4a;
  --accent: #818cf8;
  --accent-2: #a855f7;
  --ok: #34d399;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, sans-serif;
}

ofni-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

ofni-hub,
ofni-todo,
ofni-files,
ofni-backup,
ofni-share {
  display: block;
  min-height: 0;
}

.ofni-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.ofni-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.ofni-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 2px solid var(--accent);
  box-shadow: inset 0 0 0 5px var(--bg), inset 0 0 0 8px var(--accent-2);
}

.ofni-header h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.ofni-header p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.ofni-tabbar {
  display: flex;
  gap: 4px;
  padding: 8px 12px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.ofni-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 8px 8px 0 0;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
}

.ofni-tab[aria-selected="true"] {
  background: var(--panel);
  color: var(--ink);
}

.ofni-tab-close {
  margin-left: 8px;
  opacity: 0.6;
}

.ofni-workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.ofni-panel {
  display: none;
  flex: 1;
  min-height: 0;
  overflow: auto;
}

.ofni-panel.active {
  display: block;
}

.ofni-home {
  padding: 28px 24px 48px;
  max-width: 960px;
}

.ofni-home h2 {
  margin: 0 0 6px;
  font-size: 22px;
}

.ofni-home .lede {
  margin: 0 0 24px;
  color: var(--muted);
}

.ofni-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.ofni-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ofni-card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--panel-2);
  display: grid;
  place-items: center;
  font-size: 18px;
}

.ofni-card h3 {
  margin: 0;
  font-size: 16px;
}

.ofni-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  flex: 1;
}

.ofni-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ofni-actions button {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--ink);
  border-radius: 8px;
  padding: 6px 10px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.ofni-actions button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
}

.ofni-app-body {
  padding: 20px 24px 40px;
  max-width: 720px;
}

.ofni-app-body h2 {
  margin: 0 0 8px;
}

.ofni-app-body p {
  color: var(--muted);
}

.ofni-todo-row,
.ofni-files-row {
  display: flex;
  gap: 8px;
  margin: 16px 0;
}

.ofni-todo-row input,
.ofni-app-body input[type="text"] {
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
}

.ofni-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ofni-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.ofni-list li.done span {
  text-decoration: line-through;
  color: var(--muted);
}

.ofni-modal-host dialog {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  color: var(--ink);
  padding: 0;
  width: min(720px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  overflow: auto;
}

.ofni-modal-host dialog::backdrop {
  background: rgba(8, 8, 18, 0.72);
}

.ofni-modal-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.ofni-modal-bar button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}

@media (max-width: 700px) {
  .ofni-home, .ofni-app-body { padding: 18px 16px 32px; }
}