.tools-body { background: #f5f7f6; }
.tools-shell { width: min(1360px, calc(100% - 40px)); margin: 0 auto; padding: 42px 0 76px; }
.tools-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 28px; align-items: start; }
.tools-sidebar { position: sticky; top: 92px; padding: 8px 4px; }
.tools-sidebar h1 { font-size: 34px; letter-spacing: -0.04em; }
.tools-sidebar > p:not(.eyebrow) { margin: 12px 0 24px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.tools-side-nav { display: grid; gap: 5px; }
.side-link { display: flex; align-items: center; gap: 10px; min-height: 42px; padding: 0 11px; color: var(--muted); border-radius: 10px; font-size: 13px; font-weight: 750; text-decoration: none; }
.side-link span { width: 24px; display: inline-grid; place-items: center; color: var(--forest-2); font-size: 16px; }
.side-link:hover, .side-link.active { color: var(--forest); background: var(--mint); }
.tools-main { display: grid; gap: 18px; min-width: 0; }
.fx-panel { padding: 28px; }
.fx-toolbar { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.fx-toolbar h2 { margin: 0; font-size: 27px; letter-spacing: -0.03em; }
.fx-subtitle { margin: 7px 0 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.fx-toolbar-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.fx-base-label { color: var(--muted); font-size: 12px; font-weight: 750; }
.fx-toolbar-actions select { min-width: 190px; height: 44px; padding: 0 11px; color: var(--ink); border: 1px solid var(--line); border-radius: 11px; background: #fbfcfb; outline: none; }
.fx-toolbar-actions select:focus { border-color: var(--forest-2); box-shadow: 0 0 0 3px rgba(37,94,79,.12); }
.fx-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.fx-card { min-width: 0; display: grid; grid-template-columns: minmax(145px, 1fr) minmax(130px, .85fr); grid-template-rows: auto auto; column-gap: 18px; align-items: center; padding: 14px 16px; border: 1px solid #e0e7e3; border-radius: 12px; background: #fcfdfc; transition: border-color 150ms ease, box-shadow 150ms ease; }
.fx-card:focus-within, .fx-card:hover { border-color: #9fc4b2; box-shadow: 0 7px 20px rgba(24,67,54,.07); }
.fx-card-head { min-width: 0; display: flex; align-items: center; gap: 11px; }
.fx-flag { width: 52px; height: 35px; display: block; flex: 0 0 auto; border: 1px solid rgba(23,63,53,.12); border-radius: 4px; }
.fx-card-head div { min-width: 0; display: grid; gap: 3px; }
.fx-card-head strong { overflow: hidden; color: var(--ink); font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.fx-card-head small { overflow: hidden; color: var(--muted); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.fx-amount { min-width: 0; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid #82b4a1; }
.fx-amount > span { flex: 0 0 auto; color: #6c7a73; font-size: 15px; font-weight: 750; }
.fx-amount input { width: 100%; min-width: 0; height: 35px; padding: 0; color: var(--ink); border: 0; outline: 0; background: transparent; font-size: 18px; font-weight: 750; }
.fx-rate { grid-column: 1 / -1; margin: 9px 0 0; color: #75857d; font-size: 11px; }
.fx-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; color: #76847d; font-size: 11px; line-height: 1.5; }
.postal-panel { padding: 24px 28px; }
.postal-form { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, .75fr) minmax(0, 1.5fr); gap: 14px; }
.postal-address-field { grid-column: auto; }

@media (max-width: 1020px) {
  .tools-layout { grid-template-columns: 1fr; gap: 18px; }
  .tools-sidebar { position: static; padding: 0; }
  .tools-sidebar h1 { font-size: 32px; }
  .tools-sidebar > p:not(.eyebrow) { max-width: 560px; margin-bottom: 16px; }
  .tools-side-nav { display: flex; flex-wrap: wrap; gap: 5px; }
  .side-link { min-height: 38px; }
}

@media (max-width: 680px) {
  .tools-shell { width: calc(100% - 22px); padding: 30px 0 58px; }
  .fx-panel, .postal-panel { padding: 19px; border-radius: 17px; }
  .fx-toolbar { align-items: flex-start; flex-direction: column; gap: 16px; margin-bottom: 18px; }
  .fx-toolbar h2 { font-size: 23px; }
  .fx-toolbar-actions { width: 100%; justify-content: flex-start; }
  .fx-toolbar-actions select { flex: 1 1 220px; min-width: 0; }
  .fx-grid { grid-template-columns: 1fr; }
  .fx-card { grid-template-columns: minmax(135px, 1fr) minmax(120px, .8fr); }
  .fx-footer { align-items: flex-start; flex-direction: column; gap: 5px; }
  .postal-form { grid-template-columns: 1fr 1fr; }
  .postal-address-field { grid-column: 1 / -1; }
}

@media (max-width: 370px) {
  .fx-card { grid-template-columns: 1fr; gap: 9px; }
  .fx-amount { width: 100%; }
  .fx-rate { margin-top: 0; }
  .postal-form { grid-template-columns: 1fr; }
  .postal-address-field { grid-column: auto; }
}