:root {
  --bg: #0b0d10;
  --panel: #111418;
  --panel-2: #171b21;
  --line: #262b33;
  --line-2: #343a44;
  --text: #e4e4e7;
  --text-2: #a1a1aa;
  --text-3: #71717a;
  --accent: #38bdf8;
  --ok: #34d399;
  --warn: #f59e0b;
  --bad: #f87171;
  --sidebar-w: 300px;
  --term-h: 280px;
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 13px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); overflow: hidden; }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }

#app {
  display: grid;
  /* Sidebar, splitter, the browser and terminal, splitter, chat. The classes below zero a side. */
  --side-col: var(--sidebar-w);
  --side-gap: 4px;
  --chat-col: var(--chat-w);
  --chat-gap: 4px;
  grid-template-columns: var(--side-col) var(--side-gap) minmax(0, 1fr) var(--chat-gap) var(--chat-col);
  /* minmax(0, …) so a long sidebar list scrolls instead of stretching the row. */
  grid-template-rows: minmax(0, 1fr);
  height: 100vh;
}
#app.no-sidebar { --side-col: 0px; --side-gap: 0px; }
#app.no-chat { --chat-col: 0px; --chat-gap: 0px; }
#app.no-chat #chat-pane, #app.no-chat #chat-split { visibility: hidden; }
#app.no-sidebar #sidebar { visibility: hidden; }

/* ---- sidebar ---------------------------------------------------------- */
#sidebar { display: flex; flex-direction: column; background: var(--panel); border-right: 1px solid var(--line); min-width: 0; min-height: 0; }
.side-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px 6px; }
.brand { font-weight: 600; letter-spacing: .2px; }
button.brand { background: none; border: 0; color: inherit; font: inherit; font-weight: 600; padding: 2px 4px; margin-left: -4px; border-radius: 4px; cursor: pointer; max-width: 230px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
button.brand:hover, button.brand:focus-visible { background: var(--panel-2); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--text-3); }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }
.tab-badge { margin-left: 4px; padding: 0 5px; border-radius: 8px; background: var(--bad); color: #fff; font-size: 10px; line-height: 15px; display: inline-block; vertical-align: 1px; }
.search-wrap { padding: 4px 10px 8px; }
#search, #address, select {
  width: 100%; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 6px 9px; outline: none;
}
#search:focus, #address:focus, select:focus { border-color: var(--accent); }
.side-tabs { display: flex; gap: 2px; padding: 0 8px; border-bottom: 1px solid var(--line); }
.side-tabs button { flex: 1; background: none; border: 0; border-bottom: 2px solid transparent; padding: 7px 4px; color: var(--text-2); cursor: pointer; }
.side-tabs button[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }
.panel { flex: 1; overflow: auto; padding: 6px 0 12px; }
.panel-tools { padding: 4px 10px 8px; }
.panel-note { color: var(--text-3); padding: 10px 14px; line-height: 1.5; }
.panel-note.bad { color: var(--bad); }
.group-title { color: var(--text-3); font-size: 11px; text-transform: uppercase; letter-spacing: .6px; padding: 10px 14px 4px; }

.row {
  display: flex; align-items: center; gap: 6px; height: 26px; padding-right: 6px; cursor: pointer; white-space: nowrap;
  border-left: 2px solid transparent;
}
.row:hover { background: var(--panel-2); }
.row.call .icon { color: var(--ok); }
.row.call.failed .icon, .row.call.failed .sub { color: var(--bad); }
.row.call.info .icon, .row.call.info .sub, .row.call.info .name { color: var(--text-3); }
.row.call .name { font-family: "Cascadia Mono", Consolas, monospace; font-size: 12px; }
.row:focus-visible { outline: none; border-left-color: var(--accent); background: var(--panel-2); }
.row .caret { width: 12px; color: var(--text-3); flex: none; text-align: center; font-size: 10px; }
.row .icon { width: 16px; flex: none; text-align: center; }
.row .name { overflow: hidden; text-overflow: ellipsis; flex: 1; }
.row .sub { color: var(--text-3); overflow: hidden; text-overflow: ellipsis; font-size: 11px; max-width: 45%; }
.row .acts { display: none; gap: 2px; flex: none; }

/* Connections: what the app talks to, each with a Retry. */
#connections { width: min(560px, 92vw); max-height: 70vh; margin: 10vh auto auto; padding: 0; border: 1px solid var(--line-2); border-radius: 8px; background: var(--panel); color: var(--text); box-shadow: 0 16px 48px #000a; }
#connections[open] { display: flex; flex-direction: column; }
#connections::backdrop { background: #0008; }
.conn-head { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.conn-head h2 { flex: 1; margin: 0; font-size: 14px; font-weight: 600; }
.conn-head button, .conn-retry { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 5px; padding: 2px 10px; color: var(--text); cursor: pointer; }
.conn-head button:disabled, .conn-retry:disabled { opacity: .6; cursor: default; }
#connections-list { overflow-y: auto; padding: 6px 0; }
.conn-row { display: grid; grid-template-columns: auto 1fr auto; column-gap: 8px; row-gap: 2px; align-items: center; padding: 6px 12px; }
.conn-row + .conn-row { border-top: 1px solid var(--line); }
.conn-detail, .conn-fix { grid-column: 2 / -1; font-size: 11px; overflow-wrap: anywhere; }
.conn-detail { color: var(--text-3); }
.conn-fix { color: var(--text-2); }
.conn-row.bad .conn-fix { color: var(--bad); }
#hub-status { cursor: pointer; }

/* Command palette (Ctrl+K). The browser tab is hidden while it shows, since a tab is a separate view drawn over the shell. */
#palette { width: min(640px, 92vw); max-height: 60vh; margin: 10vh auto auto; padding: 0; border: 1px solid var(--line-2); border-radius: 8px; background: var(--panel); color: var(--text); box-shadow: 0 16px 48px #000a; }
#palette[open] { display: flex; flex-direction: column; }
#palette::backdrop { background: #0008; }
#palette-input { margin: 10px; padding: 8px 10px; border: 1px solid var(--line-2); border-radius: 6px; background: var(--bg); color: var(--text); font: inherit; font-size: 14px; outline: none; }
#palette-input:focus { border-color: var(--accent); }
#palette-list { overflow-y: auto; padding-bottom: 6px; }
.pal-row { padding-left: 10px; height: 30px; }
.pal-row.active { background: var(--panel-2); border-left-color: var(--accent); }
.row:hover .acts, .row:focus-within .acts { display: flex; }
.row .acts button { background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 0 5px; height: 20px; cursor: pointer; color: var(--text-2); font-size: 11px; }
.row .acts button:hover { color: var(--text); border-color: var(--line-2); }
.cron-tools { display: flex; gap: 6px; }
.cron-tools button { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 5px; padding: 3px 10px; cursor: pointer; }
.row.task.failed .icon, .row.task.failed .sub { color: var(--bad); }
.row.run .name { font-size: 12px; color: var(--text-2); }
.row.run.failed .icon { color: var(--bad); }
.git-tools { display: flex; align-items: center; gap: 6px; }
.git-branch { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); font-size: 12px; }
.git-group { padding: 8px 10px 2px; color: var(--text-3); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.row.git-file .icon { font-family: "Cascadia Mono", Consolas, monospace; font-size: 11px; color: var(--accent); width: 1.6em; }
.row.git-file.conflict .icon { color: var(--bad); }
.row.git-file.untracked .icon { color: var(--ok); }
.row.dev-server .icon { color: var(--text-3); }
.row.dev-server.ready .icon { color: var(--ok); }
.row.dev-server.exited .icon, .row.dev-server.exited .sub { color: var(--bad); }
#chat-pane { display: flex; flex-direction: column; background: var(--panel); border-left: 1px solid var(--line); min-width: 0; min-height: 0; }
#panel-chat { flex: 1; display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
#chat-hide { flex: none; }
/* The workspace's conversations: the open one's name, New, and a searchable list. */
#chat-convs-bar { display: flex; gap: 6px; padding: 6px 8px; border-bottom: 1px solid var(--line); }
#chat-conv-title { flex: 1; min-width: 0; text-align: left; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; background: none; border: 1px solid transparent; border-radius: 5px; padding: 3px 6px; color: var(--text); cursor: pointer; font-weight: 600; }
#chat-conv-title:hover, #chat-conv-title[aria-expanded="true"] { border-color: var(--line-2); background: var(--panel-2); }
#chat-new { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 5px; padding: 3px 10px; color: var(--text); cursor: pointer; }
#chat-convs { border-bottom: 1px solid var(--line); padding: 6px 8px; display: flex; flex-direction: column; gap: 4px; max-height: 45%; }
#chat-convs[hidden] { display: none; }
#chat-conv-search { background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 5px; padding: 4px 7px; font: inherit; outline: none; }
#chat-conv-search:focus { border-color: var(--accent); }
#chat-conv-list { overflow-y: auto; }
.conv-row { display: grid; grid-template-columns: 1fr auto auto auto; column-gap: 4px; align-items: center; padding: 4px 6px; border-radius: 5px; cursor: pointer; }
.conv-row:hover { background: var(--panel-2); }
.conv-row.active { background: var(--panel-2); box-shadow: inset 2px 0 0 var(--accent); }
.conv-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv-name-edit { min-width: 0; background: var(--bg); color: var(--text); border: 1px solid var(--accent); border-radius: 4px; padding: 1px 4px; font: inherit; }
.conv-when { color: var(--text-3); font-size: 11px; }
.conv-act { background: none; border: none; color: var(--text-3); cursor: pointer; padding: 0 3px; visibility: hidden; }
.conv-row:hover .conv-act, .conv-row:focus-within .conv-act, .conv-act[data-armed="1"] { visibility: visible; }
.conv-act:hover { color: var(--text); }
.conv-delete[data-armed="1"] { color: var(--bad); }
.conv-snippet { grid-column: 1 / -1; color: var(--text-3); font-size: 11px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow-wrap: anywhere; }
#chat-log { flex: 1; overflow: auto; padding: 8px 10px; display: flex; flex-direction: column; gap: 6px; }
.chat-msg { white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.45; }
.chat-msg.user { align-self: flex-end; max-width: 90%; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 5px 9px; }
.chat-msg.note { color: var(--text-3); }
.chat-msg.error { color: var(--bad); }
.chat-msg.tool { font-family: "Cascadia Mono", Consolas, monospace; font-size: 11px; color: var(--text-2); max-height: 4.5em; overflow: hidden; }
.chat-msg.tool.ok { color: var(--ok); }
.chat-msg.tool.failed { color: var(--bad); }
#chat-form { border-top: 1px solid var(--line); padding: 8px; display: flex; flex-direction: column; gap: 6px; }
#chat-input { resize: vertical; min-height: 44px; background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 6px 8px; font: inherit; outline: none; }
#chat-input:focus { border-color: var(--accent); }
.chat-actions { display: flex; align-items: center; gap: 6px; }
#chat-model { flex: 1; color: var(--text-3); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-actions button { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 5px; padding: 3px 12px; cursor: pointer; }
.chat-actions button:disabled { opacity: .5; cursor: default; }
#chat-send { border-color: var(--accent); }
#chat-stop { border-color: #f87171; }
.chat-actions .chat-attach { padding: 3px 7px; color: var(--text-2); }
/* Context tray: what goes with the next message, and where. */
#chat-tray:not([hidden]) { border: 1px solid var(--line-2); border-radius: 6px; background: var(--bg); padding: 4px 6px; display: flex; flex-direction: column; gap: 3px; }
.tray-item { display: grid; grid-template-columns: auto 1fr auto; column-gap: 6px; align-items: baseline; }
.tray-item .tray-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tray-item .tray-detail { grid-column: 2; color: var(--text-3); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tray-item details { grid-column: 1 / -1; font-size: 11px; color: var(--text-2); }
.tray-item summary { cursor: pointer; color: var(--text-3); }
.tray-item pre { margin: 3px 0 0; max-height: 160px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; font-family: "Cascadia Mono", Consolas, monospace; background: var(--panel); border-radius: 4px; padding: 4px 6px; }
.tray-item .tray-remove { background: none; border: none; color: var(--text-3); cursor: pointer; padding: 0 3px; font-size: 13px; }
.tray-item .tray-remove:hover { color: var(--text); }
#chat-tray-dest { color: var(--text-3); font-size: 11px; border-top: 1px solid var(--line); padding-top: 3px; }

/* ---- splitters -------------------------------------------------------- */
.splitter { background: var(--line); }
.splitter.vertical { cursor: col-resize; }
.splitter.horizontal { cursor: row-resize; height: 4px; }
.splitter:hover, .splitter:focus-visible { background: var(--accent); outline: none; }

/* ---- main column ------------------------------------------------------ */
#main { display: grid; grid-template-rows: 36px 40px 1fr 4px var(--term-h); min-width: 0; min-height: 0; }
#main.no-terminal { grid-template-rows: 36px 40px 1fr 0 0; }
#main.no-terminal #terminal-panel, #main.no-terminal #term-split { visibility: hidden; }

#tabstrip { display: flex; align-items: end; gap: 4px; padding: 0 6px; background: var(--panel); border-bottom: 1px solid var(--line); min-width: 0; }
#tab-list { display: flex; gap: 2px; overflow-x: auto; min-width: 0; scrollbar-width: none; }
.tab {
  display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 8px 0 10px; max-width: 220px; min-width: 110px;
  background: var(--panel-2); border: 1px solid var(--line); border-bottom: 0; border-radius: 7px 7px 0 0; color: var(--text-2); cursor: pointer;
}
.tab.active { background: var(--bg); color: var(--text); border-color: var(--line-2); }
.tab img { width: 14px; height: 14px; flex: none; }
.tab .title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.tab .close { background: none; border: 0; color: var(--text-3); cursor: pointer; padding: 0 2px; border-radius: 3px; }
.tab .close:hover { color: var(--text); background: var(--line); }
.tab.pinned { min-width: 0; max-width: 140px; border-top: 2px solid var(--accent); }
.tab.pinned .close { display: none; }
.tab.loading .title::before { content: "◌ "; color: var(--accent); }

#navbar { display: flex; align-items: center; gap: 4px; padding: 5px 8px; background: var(--bg); border-bottom: 1px solid var(--line); }
#address-form { flex: 1; }
#find-form { display: flex; align-items: center; gap: 2px; padding-left: 6px; border-left: 1px solid var(--line); }
#find-form[hidden] { display: none; }
#find-input { width: 180px; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; outline: none; }
#find-input:focus { border-color: var(--accent); }
#find-count { color: var(--text-3); font-size: 11px; min-width: 44px; text-align: center; }
#actions-host { display: flex; align-items: center; min-height: 26px; }
.icon-btn { background: none; border: 0; border-radius: 5px; width: 28px; height: 28px; cursor: pointer; color: var(--text-2); flex: none; }
.icon-btn:hover:not(:disabled) { background: var(--panel-2); color: var(--text); }
.icon-btn:disabled { opacity: .35; cursor: default; }
#star.starred { color: #fbbf24; }

#content { position: relative; min-height: 0; background: var(--bg); }
.empty { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; color: var(--text-2); }
.empty h1 { font-size: 22px; font-weight: 600; color: var(--text); margin: 0; }
#quick-links { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; max-width: 640px; margin-top: 14px; }
#quick-links button { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; cursor: pointer; }
#quick-links button:hover { border-color: var(--line-2); background: var(--panel-2); }

/* ---- terminal --------------------------------------------------------- */
#terminal-panel { display: flex; flex-direction: column; min-height: 0; background: var(--bg); }
.term-head { display: flex; align-items: center; gap: 4px; padding: 3px 6px; background: var(--panel); border-bottom: 1px solid var(--line); }
#term-tabs { display: flex; gap: 2px; flex: 1; overflow-x: auto; }
.term-tab { display: flex; align-items: center; gap: 6px; background: none; border: 1px solid transparent; border-radius: 5px; padding: 2px 6px 2px 9px; color: var(--text-2); cursor: pointer; max-width: 260px; }
.term-tab.active { border-color: var(--line-2); color: var(--text); background: var(--panel-2); }
.term-tab .title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.term-tab.exited .title { color: var(--text-3); text-decoration: line-through; }
.term-tab .close { background: none; border: 0; color: var(--text-3); cursor: pointer; }
#term-host { position: relative; flex: 1; min-height: 0; }
.term-pane { position: absolute; inset: 4px 0 0 8px; }
#confirm-bar { display: flex; align-items: center; gap: 8px; padding: 6px 8px; background: var(--panel-2); border-bottom: 1px solid var(--warn); }
#confirm-bar[hidden] { display: none; }
#confirm-label { color: var(--text-2); white-space: nowrap; }
#confirm-cmd { flex: 1; min-width: 0; overflow-wrap: anywhere; font-family: "Cascadia Mono", Consolas, monospace; color: var(--text); }
#confirm-bar button { background: var(--panel); border: 1px solid var(--line-2); border-radius: 5px; padding: 3px 12px; cursor: pointer; }
#confirm-run { border-color: var(--warn) !important; color: var(--warn); }
#confirm-bar button:focus-visible { outline: 2px solid var(--accent); }