/* del-tools core styles: colours (light + dark), base elements, buttons, inputs, cards, panels, toolbars, dialogs
   and the site bar. Every page of tools.del-duca.com loads this first, then its tool's own app.css.
   Quiet UI: thin borders, one accent; red only for serious states, orange for "worth knowing". */
:root {
  --bg: #f4f5f9; --panel: #ffffff; --border: #dfe1ea; --text: #1f2233; --muted: #6b6f86;
  --accent: #5b5bd6; --accent-text: #ffffff; --input: #ffffff; --hover: #eceefc; --selected: #e3e4fb;
  --canvas: #e9eaf0; --danger: #e53935; --ok: #2e7d32; --warn: #b26a00; --warn-bg: #fff3cd; --warn-border: #f0c36d;
  --shadow: 0 10px 30px rgba(20,20,40,.18);
  --sb-h: 44px;            /* site bar height: full-height pages subtract it */
}
html[data-theme="dark"] {
  --bg: #1b1c22; --panel: #23242c; --border: #34363f; --text: #eceef5; --muted: #9a9db0;
  --accent: #7c7cf0; --accent-text: #ffffff; --input: #2b2c35; --hover: #2f3040; --selected: #383a55;
  --canvas: #2a2b33; --warn: #ffd56b; --warn-bg: #4a3a10; --warn-border: #8a6a1a; --shadow: 0 10px 30px rgba(0,0,0,.5);
  color-scheme: dark;
}

/* ---------------------------------------------------------------- shared by every tool */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; }
body { font: 13px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0 0 8px; }
h2 { font-size: 15px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--danger); font-weight: 600; margin: 6px 0; }
.ok { color: var(--ok); font-weight: 600; margin: 6px 0; }
button, .button, input, select, textarea { font: inherit; color: inherit; }
button, .button { background: var(--input); border: 1px solid var(--border); border-radius: 6px; padding: 6px 12px; cursor: pointer; text-decoration: none; display: inline-block; }
button:hover, .button:hover { background: var(--hover); }
button:disabled { opacity: .45; cursor: default; }
button.primary, .button.primary { background: var(--accent); color: var(--accent-text); border-color: transparent; font-weight: 600; }
button.danger { color: var(--danger); }
button.link { background: none; border: none; color: var(--accent); padding: 0; }
button.active, button.checked { background: var(--selected); border-color: var(--accent); color: var(--accent); font-weight: 600; }
input[type=text], input[type=password], input[type=number], input[type=search], input[type=url], input[type=email], input:not([type]), select, textarea {
  background: var(--input); border: 1px solid var(--border); border-radius: 6px; padding: 6px 8px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
input[type=checkbox], input[type=radio], input[type=range] { accent-color: var(--accent); }
label { display: block; margin: 8px 0 4px; }
label.inline { display: inline-flex; align-items: center; gap: 6px; margin: 0; }
label.inline select, label.inline input { width: auto; }
.row { display: flex; align-items: center; }
.row.gap { gap: 8px; }
.row.between { justify-content: space-between; }
.row.wrap { flex-wrap: wrap; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; margin-bottom: 16px; }
.card-page { min-height: 100%; display: flex; align-items: center; justify-content: center; padding: 24px 16px; }
.card-page .card { width: 100%; max-width: 380px; box-shadow: var(--shadow); }
.card-page button.primary { width: 100%; margin-top: 12px; }
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--border); }
.topbar .brand { font-weight: 700; text-decoration: none; color: var(--text); font-size: 16px; }
.topbar nav { display: flex; gap: 16px; align-items: center; }
.topbar nav a { text-decoration: none; }
.content { max-width: 1100px; margin: 0 auto; padding: 20px 16px 40px; }
.content.narrow { max-width: 620px; }
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; margin-top: 14px; }
.project-card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; gap: 6px; }
.project-card .name { font-weight: 700; font-size: 15px; text-decoration: none; color: var(--text); }
.project-card .name:hover { color: var(--accent); }
.project-card .actions button { padding: 4px 8px; font-size: 12px; }
.badge { display: inline-block; background: var(--selected); color: var(--accent); border-radius: 6px; padding: 1px 7px; font-size: 11px; font-weight: 600; }
.empty { text-align: center; color: var(--muted); padding: 40px; }
.table { width: 100%; border-collapse: collapse; margin: 10px 0; }
.table th, .table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; }
.table td.actions { white-space: nowrap; }
.table td.actions button { padding: 3px 8px; font-size: 12px; margin-right: 4px; }
.invite-result { display: flex; gap: 8px; margin: 10px 0; }
.invite-result input { flex: 1; font-family: ui-monospace, Menlo, monospace; font-size: 12px; }
.drop-overlay { position: fixed; inset: 0; background: rgba(91,91,214,.18); border: 4px dashed var(--accent); display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 700; color: var(--accent); z-index: 50; pointer-events: none; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: #1f2233; color: #fff; padding: 10px 16px; border-radius: 8px; box-shadow: var(--shadow); z-index: 200; font-weight: 600; opacity: 0; transition: opacity .2s; }
.toast.show { opacity: 1; }
body.editor { overflow: hidden; }
#app { display: flex; flex-direction: column; height: calc(100vh - var(--ss-h, 0px) - var(--sb-h)); }
.small-screen { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: #b42318; color: #fff; font-size: 14px; line-height: 1.35; }
.small-screen span { flex: 1; }
.small-screen b { font-weight: 700; }
.small-screen button { flex: none; background: #fff; color: #b42318; border: none; border-radius: 6px; padding: 6px 10px; font-weight: 600; }
.toolbar { display: flex; align-items: center; gap: 4px; padding: 5px 8px; background: var(--panel); border-bottom: 1px solid var(--border); flex-wrap: nowrap; overflow-x: auto; }
.tb-btn { border: 1px solid transparent; background: transparent; padding: 5px 9px; border-radius: 6px; white-space: nowrap; text-decoration: none; color: var(--text); }
.tb-btn:hover { background: var(--hover); }
.tb-btn.active { background: var(--selected); color: var(--accent); font-weight: 600; }
.tb-btn.toggle.active { border-color: var(--accent); }
.tb-sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }
.tb-spacer { flex: 1; }
.tb-title { font-weight: 700; padding: 4px 8px; max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: text; }
.tb-title.dirty::before { content: "• "; color: var(--accent); }
.workspace { flex: 1; display: flex; min-height: 0; }
.panel { display: flex; flex-direction: column; min-height: 0; flex: 1; }
.panel > header { padding: 7px 12px; font-weight: 600; border-bottom: 1px solid var(--border); background: var(--bg); }
.panel-body { flex: 1; overflow: auto; padding: 8px; }
.panel > footer { padding: 6px 8px; border-top: 1px solid var(--border); }
.panel > footer button { padding: 4px 8px; font-size: 12px; }
.tabs { display: flex; border-bottom: 1px solid var(--border); background: var(--bg); }
.tab { flex: 1; border: none; border-radius: 0; background: transparent; padding: 8px; }
.tab.active { color: var(--accent); font-weight: 600; box-shadow: inset 0 -2px var(--accent); }
.statusbar { display: flex; justify-content: space-between; padding: 4px 12px; background: var(--panel); border-top: 1px solid var(--border); color: var(--muted); font-size: 12px; }
.statusbar .right { display: flex; gap: 18px; }
.group { border: 1px solid var(--border); border-radius: 8px; padding: 10px 10px 6px; margin-bottom: 10px; background: var(--panel); }
.group > .gtitle { font-weight: 600; color: var(--muted); margin: -4px 0 8px; font-size: 12px; }
.frow > .flabel { text-align: right; color: var(--muted); font-size: 12px; }
.frow input[type=range] { width: 100%; }
.frow .inline { display: flex; align-items: center; gap: 8px; }
.seg { display: flex; gap: 3px; }
.seg button { flex: 1; padding: 4px 4px; font-size: 12px; min-width: 0; }
.colors button { width: 22px; height: 22px; padding: 0; border-radius: 11px; border: 1px solid rgba(0,0,0,.25); }
.colors button.checked { box-shadow: 0 0 0 2px var(--panel), 0 0 0 4px var(--text); }
.check { display: flex; align-items: center; gap: 6px; margin: 4px 0; }
.check input { width: auto; }
.section-title { font-weight: 700; font-size: 14px; margin: 4px 0 10px; }
.btnrow { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0; }
.btnrow button { font-size: 12px; padding: 5px 8px; }
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.25); z-index: 100; display: flex; align-items: center; justify-content: center; }
.modal h3 { margin: 0 0 10px; font-size: 15px; }
.modal .buttons { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.modal .hint { color: var(--muted); font-size: 12px; margin-top: 8px; }
.modal textarea { min-height: 70px; resize: vertical; }
.modal table.kv td { padding: 3px 10px 3px 0; }
.modal table.kv td:first-child { font-weight: 600; white-space: nowrap; }
.menu { position: absolute; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 4px; box-shadow: var(--shadow); z-index: 150; min-width: 200px; }
.menu button { display: block; width: 100%; text-align: left; border: none; background: none; padding: 6px 12px; border-radius: 5px; }
.menu button:hover { background: var(--hover); }
.menu hr { border: none; border-top: 1px solid var(--border); margin: 4px 0; }
.menu button.checked::before { content: "✓ "; }
.menu button.unchecked::before { content: "\2003"; }
.logo-small { height: 26px; display: block; }
.logo-tb { height: 22px; display: block; }
.brand-btn { padding: 3px 6px; }
button.small { padding: 2px 8px; font-size: 12px; }
.tb-nav { display: flex; align-items: center; gap: 2px; }
.tb-nav .tb-btn { color: var(--muted); padding: 5px 7px; }
.tb-nav .tb-btn:hover { color: var(--text); }
.usage-totals { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 4px 0 8px; }
.usage-totals .stat .value { font-size: 22px; font-weight: 700; }
.row.top { align-items: flex-start; }
.row.top .table { flex: 1 1 320px; width: auto; }
.sibling-title { margin: 30px 0 4px; font-size: 18px; }
#siblingProjects .project-card .name { display: block; margin-top: 6px; }

/* ---------------------------------------------------------------- site bar (every page) */
.sitebar { height: var(--sb-h); flex: none; display: flex; align-items: center; gap: 2px; padding: 0 10px 0 8px;
  background: var(--panel); border-bottom: 1px solid var(--border); position: relative; z-index: 60; }
.sb-brand { display: flex; align-items: center; gap: 8px; padding: 4px 8px 4px 4px; border-radius: 8px; color: var(--text);
  text-decoration: none; font-weight: 650; white-space: nowrap; }
.sb-brand:hover { background: var(--hover); }
.sb-brand img { width: 24px; height: 24px; display: block; }
.sb-divider { width: 1px; height: 20px; background: var(--border); margin: 0 6px; flex: none; }
.sb-menu { position: relative; flex: none; }
.sb-btn { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px; border: 1px solid transparent; background: none;
  border-radius: 8px; color: var(--text); font-weight: 600; white-space: nowrap; }
.sb-btn:hover, .sb-menu.open > .sb-btn { background: var(--hover); }
.sb-btn .caret { font-size: 9px; color: var(--muted); }
.sb-crumbs { display: flex; align-items: center; gap: 6px; min-width: 0; margin-left: 4px; color: var(--muted); white-space: nowrap; }
.sb-crumbs a { color: var(--muted); text-decoration: none; }
.sb-crumbs a:hover { color: var(--text); text-decoration: underline; }
.sb-crumbs .sep { color: var(--muted); opacity: .6; }
.sb-crumbs .here { color: var(--text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.sb-title { color: var(--text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; min-width: 0; max-width: 42vw;
  padding: 3px 6px; margin: 0 -6px; border-radius: 6px; cursor: text; }
.sb-title:hover { background: var(--hover); }
.sb-title.dirty::before { content: "• "; color: var(--accent); }
.sb-spacer { flex: 1; min-width: 8px; }
.sb-status { display: flex; align-items: center; gap: 6px; flex: none; }
.sb-save { border: 1px solid transparent; background: none; color: var(--muted); font-size: 12px; padding: 4px 8px; border-radius: 6px; white-space: nowrap; }
.sb-save:hover { background: var(--hover); color: var(--text); }
.sb-save.attention { background: var(--warn-bg); color: var(--warn); border-color: var(--warn-border); font-weight: 600; }
.sb-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--selected); color: var(--accent); font-size: 11px;
  font-weight: 700; letter-spacing: .02em; display: inline-flex; align-items: center; justify-content: center; }
.sb-user { padding: 3px 6px 3px 3px; }
.sb-pop { position: absolute; top: calc(100% + 6px); left: 0; min-width: 250px; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; box-shadow: var(--shadow); padding: 6px; z-index: 1000; }
.sb-pop.right { left: auto; right: 0; min-width: 220px; }
.sb-pop a, .sb-pop .item { display: block; width: 100%; text-align: left; padding: 7px 10px; border: none; background: none;
  border-radius: 6px; color: var(--text); text-decoration: none; font: inherit; cursor: pointer; }
.sb-pop a:hover, .sb-pop .item:hover, .sb-pop a:focus-visible, .sb-pop .item:focus-visible { background: var(--hover); outline: none; }
.sb-pop a b { font-weight: 600; }
.sb-pop a small { display: block; color: var(--muted); font-size: 12px; margin-top: 1px; }
.sb-pop a.current b::after, .sb-pop .item[aria-checked="true"]::after { content: "  ✓"; color: var(--accent); font-weight: 700; }
.sb-pop hr { border: none; border-top: 1px solid var(--border); margin: 6px 4px; }
.sb-who { padding: 6px 10px 8px; color: var(--muted); font-size: 12px; }
.sb-who b { color: var(--text); }

/* ---------------------------------------------------------------- editor toolbars (second row) */
.tb-group { display: flex; align-items: center; gap: 2px; }
.tb-seg { display: flex; align-items: center; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 2px; gap: 2px; }
.tb-seg .tb-btn { padding: 4px 9px; }
.tb-seg .tb-btn.active { background: var(--panel); box-shadow: 0 1px 2px rgba(20,20,40,.12); }
/* smaller laptop screens: tighter buttons so every editor's toolbar stays on one row down to the phone notice (900 px) */
@media (max-width: 1200px) {
  .toolbar .tb-btn { padding: 5px 6px; }
  .toolbar .tb-seg .tb-btn { padding: 4px 6px; }
  .toolbar .tb-sep { margin: 0 2px; }
  .sb-brand span { display: none; }
}

/* ---------------------------------------------------------------- pages */
.page-wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px 40px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head h1 { margin: 0; }
.tool-badge { display: inline-block; font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 999px;
  background: var(--selected); color: var(--accent); }

/* ---------------------------------------------------------------- Send to (core/static/js/sendto.js) */
.dt-send { width: 460px; max-width: calc(100vw - 32px); }
.dt-send-label { font-size: 12px; font-weight: 600; color: var(--muted); margin: 12px 0 6px; }
.dt-send-items { display: flex; flex-direction: column; gap: 4px; max-height: 240px; overflow: auto; border: 1px solid var(--border); border-radius: 8px; padding: 6px; }
.dt-send-items.single { border: none; padding: 0; }
.dt-send-items.single input { display: none; }
.dt-send-item { display: flex; align-items: center; gap: 10px; margin: 0; padding: 4px 6px; border-radius: 6px; cursor: pointer; }
.dt-send-item:hover { background: var(--hover); }
.dt-send-item img { width: 44px; height: 34px; object-fit: contain; background: var(--canvas); border-radius: 4px; border: 1px solid var(--border); }
.dt-send-variants { display: flex; flex-direction: column; gap: 6px; }
.dt-send-variant { display: flex; align-items: flex-start; gap: 8px; margin: 0; cursor: pointer; }
.dt-send-variant small { display: block; color: var(--muted); font-size: 12px; }
.dt-send-target { display: flex; gap: 8px; }
.dt-send-target select, .dt-send-target input { flex: 1; min-width: 0; }
.dt-send .buttons { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }