:root {
  --bg: #f4f5f7; --card: #ffffff; --text: #1d2330; --muted: #646d7e; --line: #e1e4ea; --field: #ffffff;
  --field-line: #c9ced8; --accent: #1d5fd0; --accent-hover: #174ea9; --accent-ink: #ffffff; --accent-soft: #e8effc;
  --danger: #c2331f; --danger-soft: #fdecea; --warn: #d08a1d; --warn-soft: #fdf6e9; --warn-ink: #8a5a0f; --ok: #1f8a4c; --ok-soft: #e8f5ee; --focus: rgba(29, 95, 208, .28);
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #13161b; --card: #1c2027; --text: #e7e9ee; --muted: #9aa2b1; --line: #2c323c; --field: #15181d;
    --field-line: #3a414d; --accent: #5b93f0; --accent-hover: #7aa8f4; --accent-ink: #0d1117; --accent-soft: #1b2a44;
    --danger: #f07b6a; --danger-soft: #3a1d19; --warn: #b7832c; --warn-soft: #2e2516; --warn-ink: #f0c072; --ok: #5cc98a; --ok-soft: #183224; --focus: rgba(91, 147, 240, .35);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
h1 { font-size: 24px; line-height: 1.25; margin: 0 0 6px; }
h2 { font-size: 16px; margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }

/* --- top bar --- */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.brand .org { color: var(--muted); font-weight: 500; margin-right: 6px; }
.logo { width: 22px; height: 22px; border-radius: 6px; background: linear-gradient(135deg, var(--accent), #6aa0ff); }
.who { display: flex; align-items: center; gap: 14px; font-size: 14px; }
.who form { margin: 0; }

/* --- layout --- */
main.narrow { max-width: 440px; margin: 48px auto; padding: 0 16px; }
main.wide { max-width: 920px; margin: 0 auto; padding: 24px 16px 120px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.card.pad { padding: 28px; }
.intro { margin: 8px 0 18px; }
.intro p { margin: 4px 0 0; }
section.card { margin-bottom: 18px; }
section.card > h2 { padding: 14px 20px; border-bottom: 1px solid var(--line); }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 20px; padding: 16px 20px 8px; }
.field { min-width: 0; border: 0; margin: 0; padding: 0; }
.field.wide { grid-column: 1 / -1; }
@media (max-width: 680px) {
  .grid { grid-template-columns: 1fr; padding: 14px 16px 6px; }
  .card.pad { padding: 22px 18px; }
  main.narrow { margin-top: 24px; }
}

/* --- fields --- */
.lbl { display: block; font-weight: 550; font-size: 14px; margin-bottom: 6px; padding: 0; }
.is-required > .lbl::after { content: " *"; color: var(--danger); }
.star { color: var(--danger); font-weight: 600; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], select, textarea {
  width: 100%; font: inherit; color: var(--text); background: var(--field);
  border: 1px solid var(--field-line); border-radius: 7px; padding: 9px 11px; min-height: 40px;
}
input:not([type]) { width: 100%; font: inherit; color: var(--text); background: var(--field);
  border: 1px solid var(--field-line); border-radius: 7px; padding: 9px 11px; min-height: 40px; }
textarea { resize: vertical; min-height: 92px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--focus); }
.help { margin: 4px 0 0; font-size: 13px; color: var(--muted); min-height: 0; }
.help:empty { display: none; }
.error { margin: 4px 0 0; font-size: 13px; color: var(--danger); font-weight: 500; }
.error:empty { display: none; }
.field { padding-bottom: 12px; }
.invalid input, .invalid select, .invalid textarea { border-color: var(--danger); }
.invalid .choices { outline: 1px solid var(--danger); outline-offset: 4px; border-radius: 6px; }

.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none;
  border: 1px solid var(--field-line); border-radius: 999px; padding: 7px 14px 7px 11px; background: var(--field);
  font-size: 14px;
}
.choice:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.choice:has(input:focus-visible) { box-shadow: 0 0 0 3px var(--focus); }
.choice input { margin: 0; accent-color: var(--accent); width: 16px; height: 16px; }
.choice.single { border-radius: 8px; }

/* --- phases --- */
.phases { display: grid; gap: 8px; }
.phase-head, .phase-row { display: grid; grid-template-columns: 1.6fr 1fr 1fr 36px; gap: 8px; align-items: center; }
.phase-head { font-size: 12.5px; color: var(--muted); }
.phase-row input { width: 100%; }
.phases [data-add-phase] { justify-self: start; }
@media (max-width: 680px) {
  .phase-head { display: none; }
  .phase-row { grid-template-columns: 1fr 1fr 36px; }
  .phase-row input[name=phase_name] { grid-column: 1 / -1; }
}

/* --- buttons --- */
button, .button {
  font: inherit; font-weight: 550; border-radius: 8px; padding: 9px 18px; cursor: pointer;
  border: 1px solid transparent; text-decoration: none; display: inline-block; line-height: 1.4;
}
button.primary, .button.primary { background: var(--accent); color: var(--accent-ink); }
button.primary:hover, .button.primary:hover { background: var(--accent-hover); }
button.primary.blocked { background: var(--field-line); color: var(--muted); cursor: not-allowed; }
button.secondary { background: transparent; color: var(--text); border-color: var(--field-line); }
button.secondary:hover { border-color: var(--muted); }
button.small { padding: 5px 12px; font-size: 13px; }
button.link { background: none; border: 0; padding: 0; color: var(--accent); font-weight: 500; }
button.icon { background: transparent; border: 1px solid var(--field-line); color: var(--muted); padding: 0; width: 36px; height: 40px; font-size: 18px; }
button.icon:hover { color: var(--danger); border-color: var(--danger); }
button:focus-visible, .button:focus-visible, a:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
button[disabled] { opacity: .6; cursor: progress; }

/* --- forms on small pages --- */
.stack { display: grid; gap: 6px; margin-top: 18px; }
.stack label { font-weight: 550; font-size: 14px; margin-top: 8px; }
.stack button { margin-top: 16px; }

/* --- messages --- */
.alert, .notice, .summary { border-radius: 8px; padding: 12px 14px; margin: 12px 0; font-size: 14px; }
.alert { background: var(--danger-soft); color: var(--text); border: 1px solid var(--danger); }
.notice { background: var(--ok-soft); border: 1px solid var(--ok); }
.summary { background: var(--danger-soft); border: 1px solid var(--danger); margin-bottom: 18px; }
.summary ul { margin: 6px 0 0; padding-left: 20px; }
.summary li { margin: 2px 0; }

/* --- sticky submit bar --- */
.submitbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  display: flex; align-items: center; justify-content: flex-end; gap: 12px; flex-wrap: wrap;
  padding: 12px max(16px, calc((100vw - 920px) / 2 + 16px));
  background: var(--card); border-top: 1px solid var(--line); box-shadow: 0 -4px 16px rgba(0, 0, 0, .06);
}
.progress { display: flex; align-items: center; gap: 10px; margin-right: auto; font-size: 14px; color: var(--muted); }
.meter { width: 140px; height: 8px; border-radius: 99px; background: var(--line); overflow: hidden; }
.meter span { display: block; height: 100%; width: 0; background: var(--ok); transition: width .25s ease; }
@media (max-width: 560px) {
  .progress { width: 100%; }
  .meter { flex: 1; }
  .submitbar button { flex: 1; }
}

/* --- done page --- */
.tick { width: 56px; height: 56px; margin: 0 auto 12px; border-radius: 50%; background: var(--ok-soft); position: relative; }
.tick::after { content: ""; position: absolute; left: 20px; top: 13px; width: 12px; height: 24px;
  border: solid var(--ok); border-width: 0 4px 4px 0; transform: rotate(45deg); }
.ref { font: 600 26px/1.2 ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: .04em; margin: 4px 0 16px; }

/* --- send-back: partner side --- */
.request { background: var(--warn-soft); border: 1px solid var(--warn); border-left-width: 5px; border-radius: 8px;
  padding: 12px 16px; margin: 0 0 18px; }
.request p { margin: 0; }
.request .small { margin-top: 8px; }
.request blockquote { margin: 10px 0 0; padding: 10px 12px; background: var(--card); border-radius: 6px; white-space: pre-wrap; }
.field.flagged { background: var(--warn-soft); box-shadow: 0 0 0 8px var(--warn-soft); border-radius: 4px; margin-bottom: 8px; }
.flag-note { margin: -2px 0 6px; font-size: 13px; font-weight: 600; color: var(--warn-ink); }

/* --- send-back: staff review page --- */
.pad-block { padding: 14px 20px 6px; }
.pad-block textarea { margin-bottom: 10px; }
.flag-list { display: grid; gap: 6px; margin: 10px 0 12px; }
.flag-item { display: flex; gap: 10px; align-items: flex-start; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
.flag-item:has(input:checked) { border-color: var(--warn); background: var(--warn-soft); }
.flag-item input { margin-top: 4px; accent-color: var(--warn); }
.flag-item .current { display: block; font-size: 13px; color: var(--muted); white-space: pre-wrap; }
.grid.tight { padding: 0; margin-bottom: 4px; }

/* --- type-to-filter picker --- */
.combo { position: relative; }
.combo-list {
  position: absolute; z-index: 10; left: 0; right: 0; top: calc(100% + 4px); max-height: 264px; overflow-y: auto;
  margin: 0; padding: 4px; list-style: none; background: var(--card); border: 1px solid var(--field-line);
  border-radius: 8px; box-shadow: 0 8px 24px rgba(0, 0, 0, .14);
}
.combo-list li { padding: 7px 10px; border-radius: 6px; cursor: pointer; font-size: 14px; }
.combo-list li:hover, .combo-list li.active { background: var(--accent-soft); }
.combo-list li.none { color: var(--muted); cursor: default; background: none; }

/* --- attachments --- */
.dropzone {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  min-height: 92px; padding: 16px; text-align: center; cursor: pointer; font-size: 14px; color: var(--muted);
  border: 2px dashed var(--field-line); border-radius: 10px; background: var(--field);
}
.dropzone:hover, .dropzone.dragging { border-color: var(--accent); background: var(--accent-soft); }
.dropzone.has-files { border-style: solid; border-color: var(--ok); background: var(--ok-soft); color: var(--text); }
.dropzone:has(input:focus-visible) { box-shadow: 0 0 0 3px var(--focus); }
.dropzone input[type=file] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.dropzone .dz-text b { color: var(--accent); }
.dropzone .dz-files { font-weight: 600; color: var(--ok); word-break: break-word; }
.dropzone .dz-files:empty { display: none; }
.invalid .dropzone { border-color: var(--danger); }
.carried { margin: 0 0 8px; font-size: 13.5px; padding: 8px 12px; border-radius: 8px; background: var(--ok-soft); border: 1px solid var(--ok); }

/* --- partner's own copy on the "sent" page --- */
.my-copy { margin-top: 18px; }
.copy-head { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 20px; border-bottom: 1px solid var(--line); }
.copy-head h2 { margin: 0; }
.copy-body { padding: 4px 20px 16px; }
.copy-body h3 { font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 16px 0 6px; }
.copy-body dl { display: grid; grid-template-columns: minmax(120px, 40%) 1fr; gap: 6px 14px; margin: 0; font-size: 14px; }
.copy-body dt { color: var(--muted); }
.copy-body dd { margin: 0; white-space: pre-wrap; word-break: break-word; }
.copy-body dd.empty { color: var(--muted); font-style: italic; }
@media print {
  .topbar, .no-print { display: none !important; }
  body { background: #fff; color: #000; }
  .card { border: 0; }
  main.narrow { max-width: none; margin: 0; }
}

/* --- send-back email page --- */
.steps { margin: 4px 0 10px; padding-left: 22px; display: grid; gap: 10px; }
.steps li { padding-left: 4px; }
.steps .button { margin-right: 8px; }
kbd { font: 12px ui-monospace, Consolas, monospace; border: 1px solid var(--field-line); border-bottom-width: 2px;
  border-radius: 4px; padding: 1px 5px; background: var(--field); }
.alt-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 6px 0; }
.alt-actions form { margin: 0; }
.headers { display: grid; grid-template-columns: 70px 1fr; gap: 4px 10px; margin: 0 0 12px; font-size: 14px; }
.headers dt { color: var(--muted); }
.headers dd { margin: 0; word-break: break-all; }
.message-preview { background: #fff; color: #1d2330; border: 1px dashed var(--field-line); border-radius: 8px;
  padding: 18px; margin-bottom: 12px; overflow-x: auto; }

main.done-page { max-width: 640px; }
.message-preview { font: 15px/1.5 "Segoe UI", Calibri, Arial, sans-serif; }
.message-preview .pm-p { margin: 0 0 12px; }
.message-preview .pm-quote { margin: 0 0 12px; padding: 10px 14px; border-left: 4px solid #d08a1d; background: #fdf6e9; white-space: pre-wrap; }
.message-preview .pm-list { margin: 0 0 12px; padding-left: 20px; }
.message-preview .pm-button { display: inline-block; background: #1d5fd0; color: #fff; text-decoration: none;
  font-weight: 600; padding: 10px 18px; border-radius: 6px; }

/* --- accounts --- */
.row-between { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.actions-inline { display: flex; gap: 8px; flex-wrap: wrap; }
.searchbar { display: flex; gap: 8px; align-items: center; margin: 0 0 16px; }
.searchbar input { flex: 1; width: auto; font: inherit; color: var(--text); background: var(--field);
  border: 1px solid var(--field-line); border-radius: 7px; padding: 9px 11px; min-height: 40px; }
section.card > h2 .count { font-weight: 500; color: var(--muted); font-size: 13px; margin-left: 6px; }
.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list th { text-align: left; font-weight: 600; font-size: 12.5px; color: var(--muted); padding: 10px 14px;
  border-bottom: 1px solid var(--line); white-space: nowrap; }
table.list td { padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list tr:last-child td { border-bottom: 0; }
.chip { display: inline-block; font-size: 12px; font-weight: 600; border-radius: 99px; padding: 1px 9px;
  text-transform: capitalize; vertical-align: middle; border: 1px solid var(--line); color: var(--muted); }
.chip-active { color: var(--ok); border-color: var(--ok); background: var(--ok-soft); }
.chip-invited { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.chip-locked { color: var(--warn-ink); border-color: var(--warn); background: var(--warn-soft); }
.chip-disabled { color: var(--danger); border-color: var(--danger); background: var(--danger-soft); }
h1 .chip { font-size: 13px; }
.action-list { display: grid; gap: 14px; padding-bottom: 18px; }
.action-list form { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin: 0; }
.action-list form button { min-width: 220px; }
button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: var(--danger); color: #fff; }
.linkbox { display: inline-block; max-width: 100%; overflow-wrap: anywhere; font-size: 12.5px; padding: 2px 6px;
  border-radius: 5px; background: var(--field); border: 1px solid var(--line); user-select: all; }
.who a { font-weight: 600; text-decoration: none; }
.button.secondary { background: transparent; color: var(--text); border-color: var(--field-line); }
.button.secondary:hover { border-color: var(--muted); }