:root {
  color-scheme: light;
  --canvas: #F4F1E8;
  --surface: #FFFFFF;
  --surface-muted: #EEF3E8;
  --sidebar: #FAF8F1;
  --line: #D8DED4;
  --line-soft: rgba(70, 95, 72, .18);
  --brand: #315D3C;
  --brand-strong: #254B30;
  --accent: #6D9B63;
  --amber: #D5A45B;
  --text: #223025;
  --text-soft: #4F6152;
  --muted: #738074;
  --danger: #9E3F3F;
  --success: #2F6B45;
  --warning: #80550E;
  --accent-2: #4B7652;
  --accent-3: #8AA96F;
  --radius-control: 10px;
  --radius-panel: 14px;
  --radius-card: 18px;
  --shadow-light: 0 14px 38px rgba(42, 68, 45, .08);
  /* Compatibility aliases consumed by the legacy component stylesheet. */
  --bg: var(--canvas);
  --bg-deep: var(--canvas);
  --panel: var(--surface);
  --panel-2: var(--surface-muted);
  --panel-3: var(--surface-muted);
  --shadow: var(--shadow-light);
  --radius: var(--radius-panel);
}

html, body { min-width: 320px; background: var(--canvas); color: var(--text); }
body { background: var(--canvas); color: var(--text); font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif; }
.app-shell { grid-template-columns: 248px minmax(0, 1fr); background: var(--canvas); }
.sidebar { padding: 24px 16px; border-right: 1px solid var(--line); background: var(--sidebar); box-shadow: 8px 0 28px rgba(42, 68, 45, .04); }
.brand { margin: 2px 8px 30px; }
.brand-mark { width: 44px; height: 44px; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); box-shadow: 0 10px 24px rgba(42, 68, 45, .13); display: inline-grid; place-items: center; }
.brand-logo { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; transform: scale(1.62); }
.brand strong, .login-brand strong { color: var(--text); }
.brand small, .nav-item, .sidebar-foot, label { color: var(--muted); }
.nav-item { border-radius: var(--radius-control); color: var(--muted); }
.nav-item:hover { color: var(--text); border-color: var(--line); background: var(--surface-muted); transform: translateX(2px); }
.nav-item.active { color: var(--brand); border-color: rgba(49, 93, 60, .26); background: var(--surface-muted); box-shadow: inset 3px 0 0 var(--brand), 0 7px 20px rgba(49, 93, 60, .08); }
main { padding: 30px clamp(20px, 3.4vw, 48px) 76px; }
.eyebrow { color: var(--brand); }
.panel, .stat-card, .item-card, .campaign-summary-card, .campaign-table-wrap { border-color: var(--line); background: var(--surface); box-shadow: var(--shadow-light); }
.panel { border-radius: var(--radius-panel); }
.button { border-color: var(--line); border-radius: var(--radius-control); color: var(--text); background: #F8FAF5; }
.button:hover { border-color: var(--brand); box-shadow: 0 8px 20px rgba(49, 93, 60, .10); }
.button.primary { border-color: var(--brand); color: #fff; background: var(--brand); box-shadow: 0 8px 20px rgba(49, 93, 60, .18); }
.button.primary:hover { border-color: var(--brand-strong); background: var(--brand-strong); }
.button.ghost { color: var(--muted); background: var(--surface); }
.button.ghost:hover { color: var(--text); background: var(--surface-muted); }
.button.danger { color: var(--danger); border-color: rgba(158, 63, 63, .34); background: #FFF5F3; }
.button.danger:hover { color: #fff; border-color: var(--danger); background: var(--danger); box-shadow: 0 8px 20px rgba(158, 63, 63, .18); }
.badge { border-color: rgba(49, 93, 60, .24); color: var(--brand); background: var(--surface-muted); }
.admin-session { border-color: var(--line); color: var(--text); background: var(--surface); box-shadow: 0 8px 20px rgba(42, 68, 45, .06); }
.admin-avatar { color: #fff; background: var(--brand); }
input, select, textarea { border-color: var(--line); color: var(--text); background: var(--surface); }
input:hover, select:hover, textarea:hover { border-color: var(--brand); }
input:focus, select:focus, textarea:focus { border-color: var(--brand); background: var(--surface); box-shadow: 0 0 0 3px rgba(49, 93, 60, .12); }
input[type="file"]::file-selector-button { border-color: var(--line); color: var(--text); background: var(--surface-muted); }

.state-bar { background: var(--line); }
.account-group-manager { border-color: var(--line); background: var(--surface); }
.subaccount-card { border-color: var(--line); background: var(--surface); }
.account-group-row, .subaccount-editor { border-color: var(--line); background: var(--surface); }
.account-list-tools,
.subaccount-create-access,
.subaccount-metrics > span,
.subaccount-editor-wrap > summary,
.permission-option,
.number-option,
.subaccount-disabled-option,
.account-assignment-group { border-color: var(--line); background: var(--surface-muted); }
.account-group-symbol, .account-group-pill { border-color: rgba(49, 93, 60, .22); color: var(--brand); background: rgba(49, 93, 60, .08); }
.subaccount-create-panel { border-color: var(--line); background: var(--surface); }
.subaccount-avatar { border-color: rgba(49, 93, 60, .24); color: #fff; background: var(--brand); }
.quota-track { background: var(--line); }
.permission-chip.denied { color: var(--muted); background: var(--surface-muted); }
.number-chip { color: var(--text-soft); background: var(--surface-muted); }
.item-card { border-color: var(--line); background: var(--surface); }

.campaign-create-panel { border-color: var(--line); background: var(--surface); }
.campaign-create-panel::before { background-image: linear-gradient(rgba(49, 93, 60, .025) 1px, transparent 1px), linear-gradient(90deg, rgba(49, 93, 60, .025) 1px, transparent 1px); }
.campaign-lead { color: var(--muted); }
.file-upload-card { border-color: rgba(49, 93, 60, .34); color: var(--text); background: var(--surface-muted); }
.file-upload-card::after { border-color: rgba(49, 93, 60, .14); box-shadow: 0 0 0 11px rgba(49, 93, 60, .025); }
.file-upload-card:hover { border-color: var(--brand); background: var(--surface); box-shadow: var(--shadow-light); }
.file-step { border-color: rgba(49, 93, 60, .28); color: var(--brand); background: rgba(49, 93, 60, .08); }
.file-upload-card input[type="file"] { background: var(--surface); }
.file-upload-card input[type="file"]::file-selector-button { border-color: rgba(49, 93, 60, .26); color: var(--brand); background: var(--surface-muted); }
.campaign-flow { border-color: var(--line); background: var(--surface-muted); }
.campaign-flow span { color: var(--text-soft); }
.campaign-flow b { color: #fff; background: var(--brand); }
.campaign-flow i { background: linear-gradient(90deg, rgba(49, 93, 60, .18), var(--accent), rgba(49, 93, 60, .18)); }
.campaign-uncertain { border-color: rgba(128, 85, 14, .30); color: var(--warning); background: #FFF8E7; }
.campaign-uncertain strong { color: var(--warning); }
.campaign-safety { border-color: rgba(49, 93, 60, .22); color: var(--brand); background: var(--surface-muted); }
.import-result { border-color: rgba(47, 107, 69, .26); background: #F0F8F2; }
.import-result.error { border-color: rgba(158, 63, 63, .30); background: #FFF5F3; }

.campaign-preview-panel { border-color: var(--line); background: var(--surface); }
.campaign-preview-card { border-color: var(--line); background: var(--surface-muted); }
.campaign-preview-card > header { border-color: var(--line); background: var(--surface); }
.campaign-preview-list { scrollbar-color: var(--muted) transparent; }
.campaign-preview-item:hover { background: var(--surface); }
.preview-position, .recipient-stat { border-color: var(--line); background: var(--surface-muted); }
.recipient-status { border-color: var(--line); color: var(--text-soft); background: var(--surface-muted); }
.recipient-status.sent { border-color: rgba(47, 107, 69, .28); color: var(--success); background: #F0F8F2; }
.recipient-status.queued { border-color: rgba(128, 85, 14, .28); color: var(--warning); background: #FFF8E7; }
.recipient-status.uncertain { border-color: rgba(128, 85, 14, .34); color: var(--warning); background: #FFF8E7; }
.recipient-status.failed, .recipient-status.invalid { border-color: rgba(158, 63, 63, .28); color: var(--danger); background: #FFF5F3; }
.bulk-toolbar { border-color: var(--line); background: var(--surface-muted); }
.bulk-select-all input, input.row-select { accent-color: var(--brand); }
.bulk-feedback.error, .inline-feedback.error { color: var(--danger); }
.event { border-left-color: var(--brand); background: var(--surface-muted); }

.action-confirm-dialog {
  width: min(460px, calc(100vw - 32px));
  max-width: none;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 22px;
  color: var(--text);
  background: transparent;
  box-shadow: 0 28px 80px rgba(30, 46, 34, .24), 0 0 0 1px rgba(49, 93, 60, .08);
}
.action-confirm-dialog[open] { animation: action-confirm-in .2s cubic-bezier(.2, .8, .2, 1); }
.action-confirm-dialog::backdrop {
  background: rgba(31, 42, 33, .42);
  backdrop-filter: blur(7px) saturate(.9);
}
.action-confirm-card {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 20px 18px;
  padding: 28px;
  border: 1px solid rgba(49, 93, 60, .16);
  border-radius: 22px;
  background:
    radial-gradient(360px 180px at 100% 0%, rgba(158, 63, 63, .07), transparent 72%),
    var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9);
}
.action-confirm-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border: 1px solid rgba(158, 63, 63, .22);
  border-radius: 18px;
  color: var(--danger);
  background: #FFF4F2;
  box-shadow: 0 10px 24px rgba(158, 63, 63, .10);
}
.action-confirm-icon svg { width: 27px; height: 27px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.action-confirm-copy { min-width: 0; padding: 2px 30px 0 0; }
.action-confirm-copy .eyebrow { margin-bottom: 7px; color: var(--danger); font-size: 9px; }
.action-confirm-copy h2 { margin: 0; color: var(--text); font-size: 21px; line-height: 1.25; letter-spacing: -.02em; }
.action-confirm-copy > p:not(.eyebrow) { margin: 10px 0 0; color: var(--text-soft); font-size: 13px; line-height: 1.65; }
.action-confirm-note {
  margin-top: 14px;
  padding: 11px 13px;
  border-left: 3px solid rgba(158, 63, 63, .38);
  border-radius: 0 10px 10px 0;
  color: #765756;
  background: #FCF7F4;
  font-size: 11px;
  line-height: 1.6;
}
.action-confirm-note[hidden] { display: none; }
.action-confirm-close {
  position: absolute;
  top: 17px;
  right: 17px;
  display: grid;
  width: 32px;
  height: 32px;
  min-height: 0;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 10px;
  color: var(--muted);
  background: transparent;
  font: 500 22px/1 sans-serif;
  cursor: pointer;
}
.action-confirm-close:hover { color: var(--text); background: var(--surface-muted); }
.action-confirm-actions {
  display: flex;
  grid-column: 1 / -1;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 2px;
}
.action-confirm-actions .button { min-width: 116px; min-height: 42px; }
.action-confirm-actions .button.danger { color: #fff; border-color: #A84747; background: #A84747; box-shadow: 0 10px 22px rgba(158, 63, 63, .16); }
.action-confirm-actions .button.danger:hover { border-color: #923B3B; background: #923B3B; box-shadow: 0 12px 26px rgba(158, 63, 63, .22); }
@keyframes action-confirm-in { from { opacity: 0; transform: translateY(10px) scale(.975); } to { opacity: 1; transform: none; } }

@media (max-width: 520px) {
  .action-confirm-card { grid-template-columns: 48px minmax(0, 1fr); gap: 16px 14px; padding: 22px; }
  .action-confirm-icon { width: 48px; height: 48px; border-radius: 15px; }
  .action-confirm-copy { padding-right: 20px; }
  .action-confirm-actions { flex-direction: column-reverse; }
  .action-confirm-actions .button { width: 100%; }
}

.campaign-table { width: 100%; min-width: 0; table-layout: fixed; }
.operator-campaign-table { width: 100%; min-width: 0; }
.campaign-table th { background: #F8F7F1; color: var(--muted); }
.campaign-table td { border-color: #E6EAE2; color: var(--text); }
.campaign-table th, .campaign-table td { padding: 11px 10px; overflow-wrap: anywhere; }
.campaign-table th:nth-child(2), .campaign-table td:nth-child(2) { width: 27%; }
.campaign-table .table-actions { width: 168px; }
.operator-campaign-table .table-actions { width: 190px; min-width: 0; }
.number-management-table {
  width: 100%;
  min-width: 0;
  table-layout: fixed;
  border-collapse: collapse;
}
.number-management-table th,
.number-management-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  overflow-wrap: anywhere;
}
.number-management-table th {
  color: var(--muted);
  background: #F8F7F1;
  font-size: 11px;
  font-weight: 750;
}
.number-management-table td {
  color: var(--text);
  font-size: 13px;
}
.number-management-table tr:last-child td { border-bottom: 0; }
.number-management-table th:first-child,
.number-management-table td:first-child { width: 70%; }
.number-management-table th:last-child,
.number-management-table td:last-child { width: 30%; }
.number-status {
  display: inline-flex;
  min-width: 70px;
  align-items: center;
  justify-content: center;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 750;
  line-height: 1;
}
.number-status.online {
  color: var(--brand);
  border-color: rgba(49, 93, 60, .24);
  background: #F0F8F2;
}
.number-status.offline {
  color: var(--danger);
  border-color: rgba(184, 92, 92, .24);
  background: #FFF5F3;
}
.campaign-inline-details { margin-top: 6px; color: var(--muted); font-size: 10px; }
.campaign-inline-details summary { cursor: pointer; color: var(--brand); font-weight: 750; }
.campaign-inline-details-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px 10px; margin-top: 8px; padding: 9px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-muted); }
.campaign-inline-details-grid span { min-width: 0; overflow-wrap: anywhere; }
.campaign-inline-details-grid b { display: block; margin-bottom: 2px; color: var(--text); font-size: 9px; }

.inbox-layout { height: calc(100dvh - 128px); min-height: 660px; grid-template-columns: 37% 63%; border-radius: var(--radius-panel); }
.conversation-rail { padding: 18px 0; border-right: 1px solid var(--line); background: #FCFBF7; }
.conversation-search { display: block; padding: 0 18px 12px; }
.conversation-search input { min-height: 42px; margin: 0; border-radius: var(--radius-control); }
.conversation-list { grid-auto-rows: 78px; }
.conversation-item { grid-template-columns: 44px minmax(0, 1fr) auto; min-height: 78px; padding: 10px 16px 10px 13px; border-color: #E6EAE2; color: var(--text); }
.conversation-item:hover, .conversation-item.active { border-left-color: var(--brand); background: var(--surface-muted); }
.conversation-avatar { width: 40px; height: 40px; border-color: rgba(49, 93, 60, .18); box-shadow: 0 6px 16px rgba(42, 68, 45, .10); }
.conversation-avatar-tone-0 { background: linear-gradient(145deg, #B7D0B1, #5F8760); }
.conversation-avatar-tone-1 { background: linear-gradient(145deg, #D9C29E, #9B704E); }
.conversation-avatar-tone-2 { background: linear-gradient(145deg, #D5B5B2, #8A625F); }
.conversation-avatar-tone-3 { background: linear-gradient(145deg, #B8C7D6, #637991); }
.conversation-avatar-tone-4 { background: linear-gradient(145deg, #D7D29C, #777345); }
.conversation-avatar-tone-5 { background: linear-gradient(145deg, #C1B2D8, #735C97); }
.thread { background: var(--surface); }
.thread-head, .reply-form { border-color: var(--line); }
.thread-messages { background: #F8FAF5; }
.bubble { border-color: var(--line); background: var(--surface); color: var(--text); }
.bubble.out { border-color: var(--brand); background: var(--brand); color: #fff; }
.reply-form { padding: 14px 18px; background: var(--surface); }
.operator-context-band { border-color: var(--line); background: var(--surface-muted); }
.operator-inbox { border-radius: var(--radius-panel); }
.operator-login-stage { background: transparent; }
.operator-login-signal { border-color: var(--line); background: var(--line); }
.operator-login-signal span { color: var(--muted); background: var(--surface-muted); }

.login-shell { width: min(1180px, 100%); grid-template-columns: minmax(0, 58fr) minmax(0, 42fr); gap: 44px; padding: clamp(24px, 4vw, 60px); background: var(--canvas); }
.login-page, .operator-login-page { background: var(--canvas); }
.login-page::before { opacity: .16; background-image: linear-gradient(90deg, rgba(49, 93, 60, .06) 1px, transparent 1px), linear-gradient(rgba(49, 93, 60, .06) 1px, transparent 1px); }
.login-stage { min-height: 590px; padding: 20px 0; }
.login-stage::before, .login-stage::after { border-color: rgba(49, 93, 60, .14); }
.login-stage::before { box-shadow: 0 0 0 34px rgba(49, 93, 60, .025), 0 0 0 68px rgba(49, 93, 60, .018); }
.login-stage::after { border-color: rgba(213, 164, 91, .22); }
.login-brand .brand-mark { width: 44px; height: 44px; }
.login-full-logo { position: relative; z-index: 1; width: clamp(190px, 22vw, 280px); height: clamp(190px, 22vw, 280px); max-width: 100%; margin: 24px 0 18px; object-fit: contain; object-position: center; border-radius: var(--radius-card); box-shadow: var(--shadow-light); }
.login-stage-copy h1 { color: var(--text); font-size: clamp(42px, 5vw, 66px); }
.login-stage-copy > p:last-child { color: var(--muted); }
.login-route b { border-color: rgba(49, 93, 60, .24); color: var(--brand); background: var(--surface-muted); }
.login-route i { background: linear-gradient(90deg, rgba(49, 93, 60, .14), var(--accent), rgba(49, 93, 60, .14)); }
.login-card { border-color: var(--line); border-radius: var(--radius-card); background: rgba(255, 255, 255, .90); box-shadow: 0 24px 62px rgba(42, 68, 45, .12); }
.login-card::before { border-color: rgba(49, 93, 60, .10); box-shadow: 0 0 0 20px rgba(49, 93, 60, .018), 0 0 0 40px rgba(49, 93, 60, .012); }
.login-card-mark { color: var(--brand); }
.login-card h2, .login-form label { color: var(--text); }
.login-intro, .login-security-note small { color: var(--muted); }
.login-form input { min-height: 48px; border-radius: var(--radius-control); background: var(--surface); }
.login-error { border-color: rgba(158, 63, 63, .28); color: var(--danger); background: #FFF5F3; }
.login-security-note { border-color: var(--line); }
.toast { border-color: rgba(47, 107, 69, .30); color: var(--text); background: var(--surface); box-shadow: var(--shadow-light); }
.toast.error { border-color: rgba(158, 63, 63, .38); color: var(--danger); background: #FFF5F3; }
.mobile-brand { display: none; align-items: center; gap: 11px; margin-bottom: 22px; color: var(--text); }
.mobile-brand .brand-mark { flex: 0 0 auto; }
.mobile-brand strong, .mobile-brand small { display: block; }
.mobile-brand small { margin-top: 2px; color: var(--muted); font-size: 10px; }

@media (min-width: 768px) and (max-width: 1023px) {
  .app-shell { grid-template-columns: 84px minmax(0, 1fr); }
  .sidebar { padding: 22px 10px; }
  .brand { margin: 0 auto 24px; }
  .brand > div, .nav-item small, .sidebar-foot span:last-child { display: none; }
  .nav-item { padding: 11px 5px; text-align: center; }
}
@media (max-width: 900px) {
  .campaign-table-wrap { overflow-x: auto; }
  .campaign-table { min-width: 860px; table-layout: auto; }
}
@media (max-width: 767px) {
  .app-shell { display: block; }
  .sidebar { position: fixed; inset: auto 0 0; width: auto; height: 64px; padding: 6px; border: 1px solid var(--line); border-radius: 16px 16px 0 0; background: rgba(250, 248, 241, .96); z-index: 20; }
  .operator-page .operator-sidebar { position: fixed; inset: auto 0 0; width: auto; height: 64px; padding: 6px; border: 1px solid var(--line); border-radius: 16px 16px 0 0; background: rgba(250, 248, 241, .96); z-index: 20; }
  .brand { display: none; }
  nav { display: flex; gap: 4px; overflow-x: auto; }
  .operator-page #operator-nav { display: flex; width: 100%; grid-template-columns: none; gap: 4px; overflow-x: auto; }
  .operator-page .operator-sidebar-summary, .operator-page .sidebar-foot { display: none; }
  .nav-item { min-width: 92px; padding: 10px 8px; text-align: center; }
  main { padding: 22px 14px 92px; }
  .operator-page main { padding: 22px 14px 92px; }
  .mobile-brand { display: flex; }
  button,
  input,
  select,
  textarea,
  .nav-item { min-height: 44px; }
  .conversation-search input { min-height: 44px; }
  .inbox-layout { height: auto; min-height: 0; grid-template-columns: 1fr; }
  .conversation-rail { max-height: 390px; border-right: 0; border-bottom: 1px solid var(--line); }
  .thread { min-height: 520px; }
  .campaign-inline-details-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .login-shell { display: block; min-height: 100vh; padding: 22px 16px 38px; }
  .login-stage { min-height: auto; }
  .login-stage .login-full-logo { width: 190px; height: 190px; align-self: center; margin-bottom: 0; }
  .login-stage-copy { margin-top: 32px; }
  .login-card { max-width: 520px; margin: 32px auto 0; }
}