/* Discount stacking calculator — extends the seller-tools design language. */
.ds-shell .kicker { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft, #6b7280); margin: 0 0 4px; }

/* examples */
.ds-examples { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 18px 0 4px; }
.ds-ex-label { font-size: 13px; color: var(--ink-soft, #6b7280); }
.ds-ex { border: 1px solid var(--line, #d1d5db); background: #fff; border-radius: 999px; padding: 6px 14px; font-size: 13px; cursor: pointer; color: inherit; }
.ds-ex:hover { border-color: var(--accent, #b45309); color: var(--accent, #b45309); }

/* mode segmented control + currency */
.ds-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 14px 0 18px; }
.ds-modes { display: inline-flex; gap: 0; border: 1px solid var(--line, #d1d5db); border-radius: 999px; overflow: hidden; background: #fff; }
.ds-modes button { border: 0; background: transparent; padding: 9px 22px; font-size: 14px; font-weight: 600; cursor: pointer; color: var(--ink-soft, #4b5563); }
.ds-modes button.on { background: var(--accent, #b45309); color: #fff; }
.ds-cur { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-soft, #6b7280); }
.ds-cur select { padding: 7px 10px; font-size: 13px; }
i.ds-cur { font-style: normal; }

/* simple mode */
.ds-simple-card { padding: 18px; }
.ds-srow { display: grid; grid-template-columns: minmax(160px, 240px) 1fr; gap: 14px; align-items: start; }
@media (max-width: 640px) { .ds-srow { grid-template-columns: 1fr; } }
.ds-srow-fields .ds-row { border: 0; padding: 0; margin: 0; background: transparent; }
.ds-kind-line { font-size: 12px; color: var(--ink-soft, #9ca3af); margin-top: 10px; line-height: 1.5; }

/* discount rows */
.ds-rows { display: grid; gap: 10px; margin: 12px 0; }
.ds-row { border: 1px solid var(--line, #e5e7eb); border-radius: 12px; padding: 10px 12px; background: #fff; }
.ds-row.ds-bad-row { border-color: #fecaca; background: #fef2f2; }
.ds-row-top { display: flex; align-items: center; gap: 8px; }
.ds-idx { flex: 0 0 auto; width: 22px; height: 22px; border-radius: 999px; background: var(--accent, #b45309); color: #fff; font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.ds-kind { flex: 0 0 auto; width: auto; min-width: 150px; }
.ds-fields { flex: 1 1 auto; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; min-width: 0; }
.ds-pair { display: inline-flex; align-items: center; gap: 6px; flex: 0 0 auto; }
.ds-in { width: 90px; padding: 8px 10px; }
.ds-in-x, .ds-in-y { width: 80px; }
.ds-suffix { font-size: 13px; color: var(--ink-soft, #4b5563); white-space: nowrap; }
.ds-rep { margin: 0; font-size: 12px; white-space: nowrap; flex: 0 0 auto; }
.ds-ord { flex: 0 0 auto; display: flex; gap: 4px; }
.ds-ord button { width: 28px; height: 28px; border: 1px solid var(--line, #d1d5db); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13px; line-height: 1; color: var(--ink-soft, #4b5563); }
.ds-ord button:hover { border-color: var(--accent, #b45309); color: var(--accent, #b45309); }
.ds-row-sub { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line, #e5e7eb); }
.ds-sub-f { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--ink-soft, #6b7280); }
.ds-sub-f .ds-in { width: 74px; padding: 5px 8px; font-size: 12px; }
.ds-sub-f select.ds-in { width: auto; }

@media (max-width: 640px) {
  .ds-row-top { flex-wrap: wrap; }
  .ds-kind { flex: 1 1 100%; }
  .ds-fields { flex: 1 1 calc(100% - 110px); }
  .ds-ord { margin-left: auto; }
}

/* plan cards + mobile tabs */
.ds-plans { display: grid; gap: 16px; }
.ds-plans.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 840px) {
  .ds-plans.two { grid-template-columns: 1fr; }
  .ds-plans.two:not(.show-b) [data-ds-plan="b"] { display: none; }
  .ds-plans.two.show-b [data-ds-plan="a"] { display: none; }
}
.ds-plan-tabs { border: 1px solid var(--line, #d1d5db); border-radius: 999px; overflow: hidden; margin-bottom: 12px; background: #fff; }
@media (max-width: 840px) { .ds-plan-tabs { display: inline-flex; } }
@media (min-width: 841px) { .ds-plan-tabs { display: none; } }
.ds-plan-tabs[hidden] { display: none; }
.ds-plan-tabs button { border: 0; background: transparent; padding: 8px 20px; font-size: 13px; font-weight: 600; cursor: pointer; color: var(--ink-soft, #4b5563); }
.ds-plan-tabs button.on { background: var(--accent, #b45309); color: #fff; }
.ds-plan { padding: 18px; }
.ds-plan-h { font-size: 15px; margin: 0 0 12px; display: flex; align-items: center; justify-content: space-between; }
.ds-plan-acts { display: inline-flex; gap: 10px; }
.ds-b-off { border: 0; background: none; color: var(--ink-soft, #9ca3af); font-size: 12px; cursor: pointer; text-decoration: underline; }
.ds-b-off:hover { color: var(--accent, #b45309); }
.ds-add { margin: 4px 0 14px; }
.ds-price-row { display: grid; grid-template-columns: 1fr minmax(110px, 160px); gap: 10px; align-items: end; }
@media (max-width: 480px) { .ds-price-row { grid-template-columns: 1fr; } }

/* result + steps */
.ds-result { margin-top: 14px; }
.ds-big { font-size: clamp(30px, 5vw, 40px); font-weight: 800; letter-spacing: -0.02em; margin: 0; color: var(--accent, #b45309); }
.ds-sub { font-size: 13px; color: var(--ink-soft, #4b5563); margin: 4px 0 12px; }
.ds-st { border: 1px solid var(--line, #e5e7eb); border-radius: 10px; overflow: hidden; font-size: 13px; }
.ds-st-row { display: grid; grid-template-columns: 26px 1.6fr 1.5fr 90px 96px; gap: 6px; padding: 8px 12px; border-top: 1px solid var(--line, #f0f1f2); align-items: center; }
.ds-st-row:first-child { border-top: 0; }
.ds-st-h { background: #f8f9fa; font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-soft, #6b7280); font-weight: 700; border-top: 0; }
.ds-st-orig { color: var(--ink-soft, #6b7280); }
.ds-st-skip { color: var(--ink-soft, #9ca3af); background: #fafafa; }
.ds-st-row > span:last-child, .ds-st-row > span:nth-child(4) { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; text-align: right; }
.ds-gate { font-size: 12px; color: var(--ink-soft, #6b7280); }
.ds-gate.no { color: #b91c1c; }
.ds-eq { display: inline-block; margin-left: 6px; font-size: 11px; color: var(--ink-soft, #9ca3af); }
.ds-cap-tag { font-style: normal; font-size: 11px; font-weight: 700; color: #b45309; background: #fef3e8; border-radius: 999px; padding: 1px 8px; margin-left: 6px; }
.ds-st-ship { color: var(--ink-soft, #6b7280); border-top-style: dashed; }
@media (max-width: 560px) {
  .ds-st-row { grid-template-columns: 20px 1.4fr 1.2fr 74px 84px; padding: 7px 8px; font-size: 12px; }
}

/* savings bar: accent = what you still pay, green = what discounts ate */
.ds-bar { height: 8px; border-radius: 999px; background: #fef0e7; overflow: hidden; margin: 0 0 12px; position: relative; }
.ds-bar i { position: absolute; right: 0; top: 0; bottom: 0; background: linear-gradient(90deg, #86efac, #4ade80); border-radius: 999px; }
.ds-bar i[style="width:0%"], .ds-bar i[style="width: 0%"] { display: none; }

/* compare verdict */
.ds-verdict { border-radius: 12px; padding: 14px 18px; font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.ds-verdict.win { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }
.ds-verdict.tie { background: #f8f9fa; border: 1px solid var(--line, #e5e7eb); color: var(--ink-soft, #4b5563); }

/* actions */
.ds-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }
.ds-actions .st-btn { width: auto; padding: 9px 16px; font-size: 13px; }

/* top-up card */
.ds-topup { margin-top: 20px; padding: 18px; }
.ds-tu-h { font-size: 15px; margin: 0 0 12px; }
.ds-tu-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; align-items: end; }
@media (max-width: 840px) { .ds-tu-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .ds-tu-grid { grid-template-columns: 1fr; } }
.ds-tu-custom { display: contents; }
.ds-tu-rep { align-self: center; padding-bottom: 10px; }
.ds-tu-res { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
@media (max-width: 560px) { .ds-tu-res { grid-template-columns: 1fr; } }
.ds-tu-cell { border: 1px solid var(--line, #e5e7eb); border-radius: 10px; padding: 10px 14px; background: #fff; }
.ds-tu-cell span { display: block; font-size: 12px; color: var(--ink-soft, #6b7280); margin-bottom: 4px; }
.ds-tu-cell b { font-size: 20px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.ds-tu-cell b.good { color: #15803d; }
.ds-tu-cell b.pay { color: #b91c1c; }
.ds-tu-cell i { display: block; font-style: normal; font-size: 11px; color: var(--ink-soft, #9ca3af); margin-top: 3px; }
.ds-tu-verdict { margin: 12px 0 0; font-size: 14px; font-weight: 700; }
.ds-tu-verdict.freebie { color: #15803d; }
.ds-tu-verdict.discounted { color: #b45309; }
.ds-tu-verdict.none { color: var(--ink-soft, #6b7280); }
.ds-tu-out .st-status { margin-top: 10px; }