/* ui_kits/app/app.css ,  Kit-specific layout for the campaign outreach dashboard.
   All color and typography tokens come from ../../colors_and_type.css. */

* { box-sizing: border-box; }

html, body, #root {
  height: 100%;
  margin: 0;
  background: var(--bf-bg);
  color: var(--bf-fg);
  font-family: var(--bf-font-body);
  -webkit-font-smoothing: antialiased;
}

/* ---------- App shell ---------- */
.bf-app {
  display: grid;
  grid-template-columns: 320px 1fr;
  height: 100vh;
  background: var(--bf-bg);
}

/* ---------- Sidebar ---------- */
.bf-sidebar {
  display: flex;
  flex-direction: column;
  background: var(--bf-surface);
  border-right: 2px solid var(--bf-border-strong);
  overflow: hidden;
}
.bf-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 2px solid var(--bf-border-strong);
  background: var(--bf-accent);
  color: var(--bf-on-accent);
}
.bf-sidebar__logo {
  width: 36px;
  height: 36px;
  background: var(--bf-surface);
  border: 2px solid var(--bf-border-strong);
  border-radius: var(--bf-radius);
  padding: 2px;
}
.bf-sidebar__brandName {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--bf-on-accent);
}
.bf-sidebar__brandSub {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bf-on-accent);
  opacity: 0.85;
  margin-top: 2px;
}

.bf-sidebar__search {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bf-border);
}
.bf-sidebar__search .bf-input { height: 36px; font-size: 14px; }

.bf-sidebar__filters {
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--bf-border);
}
.bf-sidebar__filter {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bf-muted);
  background: transparent;
  border: 1.5px solid transparent;
  border-radius: var(--bf-radius-sm);
  cursor: pointer;
  transition: background 120ms ease-out, color 120ms ease-out, border-color 120ms ease-out;
}
.bf-sidebar__filter:hover { color: var(--bf-fg); background: var(--bf-bg); }
.bf-sidebar__filter--active {
  color: var(--bf-fg);
  background: var(--bf-surface);
  border-color: var(--bf-border-strong);
}
.bf-sidebar__filterCount {
  font-size: 11px;
  color: var(--bf-muted);
  background: var(--bf-bg);
  padding: 1px 6px;
  border-radius: var(--bf-radius-pill);
  border: 1px solid var(--bf-border);
}

.bf-sidebar__user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-top: 2px solid var(--bf-border-strong);
  background: var(--bf-bg);
  margin-top: auto;
}
.bf-sidebar__userName { font-weight: 700; font-size: 13px; }
.bf-sidebar__userRole { font-size: 11px; color: var(--bf-muted); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- Campaign list ---------- */
.bf-campaign-list {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.bf-campaign-list__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 8px;
}
.bf-campaign-list__items {
  list-style: none;
  margin: 0;
  padding: 0 8px 8px;
  overflow-y: auto;
}
.bf-campaign-row {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 4px;
  background: transparent;
  border: 1.5px solid transparent;
  border-radius: var(--bf-radius);
  text-align: left;
  cursor: pointer;
  transition: background 120ms ease-out, border-color 120ms ease-out;
}
.bf-campaign-row:hover { background: var(--bf-bg); }
.bf-campaign-row--active {
  background: var(--bf-accent-bg);
  border-color: var(--bf-accent);
}
.bf-campaign-row--active .bf-campaign-row__name { color: var(--bf-fg); }
.bf-campaign-row__main { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1; }
.bf-campaign-row__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--bf-fg);
  line-height: 1.3;
  word-break: break-word;
}
.bf-campaign-row__meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.bf-campaign-row__time { font-size: 11px; color: var(--bf-muted); }
.bf-campaign-row__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--bf-accent);
  border: 1px solid var(--bf-border-strong);
  flex-shrink: 0;
  margin-top: 6px;
}

/* ---------- Brief area (main workspace) ---------- */
.bf-brief {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--bf-bg);
}
.bf-brief__empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
  color: var(--bf-muted);
}
.bf-brief__empty h2 { color: var(--bf-fg); margin-bottom: 8px; }

.bf-brief__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 32px;
  background: var(--bf-surface);
  border-bottom: 2px solid var(--bf-border-strong);
}
.bf-brief__title { font-size: 24px; line-height: 32px; font-weight: 800; margin-top: 4px; }
.bf-brief__meta {
  display: flex; align-items: center; gap: 10px;
  margin-top: 8px;
  font-size: 13px; color: var(--bf-muted);
  flex-wrap: wrap;
}
.bf-brief__divider { color: var(--bf-border); }
.bf-brief__actions { display: flex; gap: 8px; flex-shrink: 0; }

.bf-brief__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 20px 32px;
  background: var(--bf-bg);
  border-bottom: 1px solid var(--bf-border);
}
.bf-brief__stats .bf-stat { padding: 16px; }

/* ---------- Thread ---------- */
.bf-thread {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.bf-thread__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  background: var(--bf-surface);
  border-bottom: 1px solid var(--bf-border);
}
.bf-thread__list {
  flex: 1;
  overflow-y: auto;
  padding: 16px 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ---------- Message bubble ---------- */
.bf-bubble {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bf-surface);
  border: 1.5px solid var(--bf-border-strong);
  border-radius: var(--bf-radius-md);
  max-width: 720px;
  box-shadow: var(--bf-shadow-sm);
}
.bf-bubble--me {
  align-self: flex-end;
  background: var(--bf-accent-bg);
  border-color: var(--bf-accent);
}
.bf-avatar--me {
  background: var(--bf-accent);
  color: var(--bf-on-accent);
}
.bf-bubble__body { min-width: 0; flex: 1; }
.bf-bubble__header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.bf-bubble__name { font-size: 14px; font-weight: 700; }
.bf-bubble__role { font-size: 12px; color: var(--bf-muted); }
.bf-bubble__time { font-size: 11px; color: var(--bf-muted); margin-left: auto; }
.bf-bubble__text { font-size: 14px; line-height: 1.5; }
.bf-bubble__attachments {
  list-style: none; margin: 8px 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 4px;
}
.bf-bubble__attachment {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px;
  background: var(--bf-bg);
  border: 1px solid var(--bf-border);
  border-radius: var(--bf-radius-sm);
  font-size: 12px;
}
.bf-bubble__attachmentIcon { font-size: 12px; }
.bf-bubble__attachmentName { font-weight: 600; }
.bf-bubble__attachmentSize { color: var(--bf-muted); margin-left: auto; }

/* ---------- Input bar ---------- */
.bf-inputbar {
  padding: 16px 32px 20px;
  background: var(--bf-surface);
  border-top: 2px solid var(--bf-border-strong);
}
.bf-inputbar__field {
  border: 2px solid var(--bf-border-strong);
  border-radius: var(--bf-radius-md);
  background: var(--bf-surface);
  box-shadow: var(--bf-shadow-md);
  overflow: hidden;
}
.bf-inputbar__textarea {
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  min-height: 64px;
  padding: 12px 14px;
  font-size: 14px;
  background: transparent !important;
}
.bf-inputbar__textarea:focus { outline: none; }
.bf-inputbar__actions {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border-top: 1px solid var(--bf-border);
  background: var(--bf-bg);
}

/* ---------- Mobile / narrow ---------- */
@media (max-width: 860px) {
  .bf-app { grid-template-columns: 1fr; }
  .bf-sidebar { display: none; }
  .bf-brief__header { flex-direction: column; padding: 16px; }
  .bf-brief__stats { grid-template-columns: repeat(2, 1fr); padding: 12px 16px; }
  .bf-thread__list, .bf-thread__header, .bf-inputbar { padding-left: 16px; padding-right: 16px; }
  .bf-bubble { max-width: 100%; }
}