:root {
  --ink: #17201d;
  --muted: #6b7571;
  --line: #e3e8e5;
  --paper: #f7f8f6;
  --white: #ffffff;
  --green: #174f3b;
  --green-2: #24664e;
  --green-soft: #e9f3ee;
  --amber: #93631c;
  --amber-soft: #fff5dd;
  --red: #9f3a3a;
  --red-soft: #fff0ef;
  --blue: #315e8a;
  --shadow: 0 16px 42px rgba(22, 43, 35, .09);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--paper); }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(54, 112, 85, .14), transparent 35%),
    radial-gradient(circle at 85% 80%, rgba(196, 161, 96, .12), transparent 35%),
    #f4f6f3;
}

.login-card {
  width: min(420px, 100%);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 38px;
  box-shadow: var(--shadow);
}

.brand-mark {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--green);
  font-family: Georgia, serif;
  font-weight: 700;
  letter-spacing: .04em;
}
.brand-mark.small { width: 38px; height: 38px; border-radius: 10px; font-size: 14px; }
.login-card h1 { margin: 22px 0 8px; font-family: Georgia, serif; font-size: 30px; }
.login-card > p { color: var(--muted); margin: 0 0 26px; line-height: 1.5; }

label { display: grid; gap: 8px; margin: 15px 0; font-size: 13px; font-weight: 650; color: #35423d; }
input, textarea {
  width: 100%;
  border: 1px solid #cfd8d3;
  border-radius: 11px;
  background: #fff;
  color: var(--ink);
  padding: 12px 13px;
  font-weight: 400;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
textarea { resize: vertical; line-height: 1.55; }
input:focus, textarea:focus { border-color: var(--green-2); box-shadow: 0 0 0 3px rgba(36, 102, 78, .12); }

.primary, .secondary, .quiet, .danger-quiet, .link-button {
  border: 0;
  border-radius: 10px;
  padding: 11px 15px;
  font-weight: 700;
}
.primary { background: var(--green); color: #fff; }
.primary:hover { background: var(--green-2); }
.secondary { background: #eef1ef; color: #314039; }
.secondary:hover { background: #e2e8e4; }
.quiet { background: transparent; color: var(--muted); padding: 8px 10px; }
.danger-quiet { background: var(--red-soft); color: var(--red); }
.wide { grid-column: 1 / -1; }
.login-card .primary { width: 100%; margin-top: 9px; }
.error { color: var(--red) !important; margin: 12px 0 0 !important; font-size: 13px; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  grid-template-rows: 68px minmax(0, 1fr) 74px;
  grid-template-areas:
    "topbar topbar"
    "sidebar main"
    "sidebar integrations";
}

.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  z-index: 3;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand > div:last-child { display: grid; gap: 2px; }
.brand strong { font-family: Georgia, serif; font-size: 18px; }
.brand span:not(.brand-mark) { color: var(--muted); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.topbar-actions { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }

.sidebar {
  grid-area: sidebar;
  min-height: 0;
  background: #fff;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 24px 0 18px;
}
.sidebar-heading, .conversation-header, .review-heading, .dialog-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.sidebar-heading { padding: 0 20px; }
.sync-status { display: block; margin-top: 7px; color: var(--muted); font-size: 10px; line-height: 1.35; }
.eyebrow { margin: 0 0 5px; font-size: 10px; font-weight: 800; letter-spacing: .12em; color: #82908a; }
h2 { margin: 0; font-family: Georgia, serif; font-size: 22px; font-weight: 600; }
.icon-button { border: 1px solid var(--line); background: #fff; width: 34px; height: 34px; border-radius: 9px; color: var(--muted); font-size: 19px; }
.filters { display: flex; gap: 7px; padding: 18px 20px 13px; }
.filter { border: 0; border-radius: 999px; padding: 7px 11px; background: transparent; color: var(--muted); font-size: 12px; font-weight: 700; }
.filter.active { background: var(--green-soft); color: var(--green); }
.conversation-list { overflow: auto; min-height: 0; flex: 1; }
.conversation-item {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 11px;
  width: 100%;
  border: 0;
  border-left: 3px solid transparent;
  background: #fff;
  padding: 14px 18px 14px 17px;
  text-align: left;
}
.conversation-item:hover { background: #f7f9f7; }
.conversation-item.active { background: var(--green-soft); border-left-color: var(--green); }
.channel-icon { width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; font-size: 12px; font-weight: 800; }
.channel-icon.whatsapp { background: #dcf5e7; color: #147b4c; }
.channel-icon.email { background: #e8eff8; color: var(--blue); }
.channel-icon.demo { background: #eeeae3; color: #6c5c42; }
.conversation-copy { min-width: 0; }
.conversation-copy strong, .conversation-copy span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conversation-copy strong { font-size: 13px; margin: 1px 0 5px; }
.conversation-copy span { color: var(--muted); font-size: 12px; }
.conversation-meta { display: grid; justify-items: end; align-content: start; gap: 7px; font-size: 10px; color: #8b9591; white-space: nowrap; }
.conversation-status { display: inline-flex; padding: 3px 6px; border-radius: 999px; color: var(--muted); background: #edf0ee; font-size: 9px; font-weight: 800; }
.conversation-status.warning { color: var(--amber); background: var(--amber-soft); }
.conversation-status.error { color: var(--red); background: var(--red-soft); }
.conversation-status.answered { color: var(--green); background: var(--green-soft); }
.conversation-status.new { color: var(--blue); background: #e8eff8; }
.list-empty { padding: 18px 20px; color: #7b8782; font-size: 12px; line-height: 1.5; }
.demo-button { margin: 14px 20px 0; border: 1px dashed #b7c6bf; border-radius: 11px; background: #fbfcfb; color: var(--green); padding: 11px; font-weight: 700; }

.empty-state {
  grid-area: main;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
  padding: 30px;
  color: var(--muted);
}
.empty-state h2 { color: var(--ink); margin: 16px 0 7px; }
.empty-state p { max-width: 410px; line-height: 1.6; }
.empty-icon { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; color: var(--green); background: var(--green-soft); font-size: 24px; }

.conversation-view {
  grid-area: main;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(340px, 1fr) minmax(390px, 44%);
  background: var(--paper);
}
.conversation-panel, .review-panel { min-height: 0; overflow: auto; }
.conversation-panel { padding: 26px 30px; border-right: 1px solid var(--line); }
.mobile-back { display: none; border: 0; background: transparent; color: var(--green); padding: 0; margin: 0 0 16px; font-size: 13px; font-weight: 750; }
.conversation-header { padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.conversation-header h2 { margin-top: 7px; }
.conversation-header #subject { color: var(--muted); margin: 6px 0 0; font-size: 13px; }
.channel-line { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; }
.badge { padding: 4px 7px; border-radius: 999px; background: var(--green-soft); color: var(--green); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.window-status { font-size: 11px; padding: 7px 9px; border-radius: 8px; background: var(--green-soft); color: var(--green); }
.window-status.expired { background: var(--red-soft); color: var(--red); }
.messages { padding: 24px 0; display: grid; gap: 14px; }
.message { max-width: 82%; border-radius: 14px; padding: 13px 15px; box-shadow: 0 3px 10px rgba(26, 48, 40, .04); }
.message.inbound { justify-self: start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.message.outbound { justify-self: end; background: #dfeee7; border-bottom-right-radius: 4px; }
.message p { margin: 0; white-space: pre-wrap; line-height: 1.55; font-size: 13px; }
.message time { display: block; text-align: right; margin-top: 7px; font-size: 9px; color: #84908b; }

.review-panel { padding: 26px; background: #fff; }
.review-heading { align-items: center; margin-bottom: 17px; }
.review-pill { padding: 6px 9px; border-radius: 999px; font-size: 10px; font-weight: 800; white-space: nowrap; }
.review-pill.ready { color: var(--green); background: var(--green-soft); }
.review-pill.confirm_data { color: var(--amber); background: var(--amber-soft); }
.review-pill.supervisor { color: var(--red); background: var(--red-soft); }
.review-pill.approved { color: var(--green); background: var(--green-soft); }
.review-pill.rejected { color: var(--muted); background: #edf0ee; }
.warning { border: 1px solid #eed79f; background: var(--amber-soft); color: #6f501c; padding: 11px 12px; border-radius: 10px; font-size: 12px; line-height: 1.5; }
.delivery-status, .approval-block { margin-bottom: 12px; padding: 11px 12px; border-radius: 10px; font-size: 12px; line-height: 1.5; }
.delivery-status.success-state { color: var(--green); background: var(--green-soft); border: 1px solid #cce2d6; }
.delivery-status.pending-state { color: var(--amber); background: var(--amber-soft); border: 1px solid #eed79f; }
.delivery-status.error-state { color: var(--red); background: var(--red-soft); border: 1px solid #edcaca; }
.approval-block { color: var(--red); background: var(--red-soft); border: 1px solid #edcaca; font-weight: 650; }
.delivery-error-text { color: var(--red) !important; font-weight: 700; }
.draft-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; color: var(--muted); font-size: 10px; margin: -4px 2px 15px; }
.save-state { margin-left: auto; }
.warning-text { color: var(--amber); font-weight: 800; }
details { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 13px 2px; color: var(--muted); font-size: 12px; }
summary { cursor: pointer; font-weight: 700; color: #53615b; }
details ul { margin: 10px 0 0; padding-left: 18px; line-height: 1.55; }
.review-confirmations { margin-top: 15px; border: 1px solid var(--line); border-radius: 11px; padding: 12px 13px; background: #fafbf9; }
.review-confirmations > p { margin: 0 0 8px; color: #35423d; font-size: 12px; font-weight: 800; }
.check-row { display: grid; grid-template-columns: 18px 1fr; align-items: start; gap: 8px; margin: 8px 0; color: #53615b; font-size: 12px; font-weight: 550; line-height: 1.45; }
.check-row input { width: 16px; height: 16px; margin: 1px 0 0; accent-color: var(--green); }
.review-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 18px; }
.approval-note { color: #88918d; font-size: 10px; line-height: 1.45; text-align: center; margin: 12px 10px 0; }
.example-note { color: #88918d; font-size: 10px; line-height: 1.45; text-align: center; margin: 7px 10px 0; }
button:disabled, textarea:disabled, input:disabled { opacity: .55; cursor: not-allowed; }

.integration-bar {
  grid-area: integrations;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 24px;
  background: #fff;
  border-top: 1px solid var(--line);
}
.integration-status { display: flex; flex-wrap: wrap; gap: 10px; }
.integration-chip { display: inline-flex; gap: 6px; align-items: center; color: var(--muted); font-size: 11px; }
.integration-chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #c2c9c5; }
.integration-chip.on::before { background: #2f9b68; box-shadow: 0 0 0 3px #e2f2ea; }
.link-button { text-decoration: none; font-size: 12px; }

dialog { border: 0; border-radius: 18px; padding: 0; width: min(520px, calc(100% - 32px)); box-shadow: 0 25px 80px rgba(15, 34, 27, .22); }
dialog::backdrop { background: rgba(18, 30, 25, .45); backdrop-filter: blur(3px); }
dialog form { padding: 26px; }
.dialog-heading { align-items: center; margin-bottom: 18px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 20px; }
.toast { position: fixed; right: 22px; bottom: 22px; z-index: 20; max-width: 370px; padding: 13px 16px; border-radius: 11px; background: #1d2b26; color: #fff; box-shadow: var(--shadow); font-size: 12px; line-height: 1.45; }
.toast.error-toast { background: #872f2f; }

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 285px 1fr; }
  .conversation-view { grid-template-columns: 1fr; overflow: auto; }
  .conversation-panel, .review-panel { overflow: visible; }
  .review-panel { border-top: 1px solid var(--line); }
}

@media (max-width: 700px) {
  .app-shell { display: block; }
  .topbar { height: 62px; position: sticky; top: 0; }
  .topbar-actions #user-email { display: none; }
  .sidebar { min-height: calc(100vh - 62px); border: 0; }
  .app-shell.has-selection .sidebar { display: none; }
  .app-shell:not(.has-selection) .conversation-view,
  .app-shell:not(.has-selection) .empty-state { display: none !important; }
  .conversation-view { display: block; }
  .conversation-panel, .review-panel { padding: 20px 16px; }
  .mobile-back { display: inline-flex; }
  .integration-bar { display: none; }
  .conversation-header { flex-direction: column; }
  .window-status { align-self: flex-start; }
  .review-heading { align-items: flex-start; }
  .review-actions { grid-template-columns: 1fr; }
  .wide { grid-column: auto; }
}