/*
 * css/pages/trade.css: /buy, /sellers and /affiliates (group trade, SPEC 12 C2). Tokens from css/tokens.css only;
 * every shared component (cards, band, table, states, seg, check, switch, amount) comes from css/site.css.
 */

/* ------------------------------------------------------------------------------------------------ page head */
.trade-head .lede { margin-top: var(--s5); }
.facts { display: flex; flex-wrap: wrap; gap: 8px 28px; margin-top: var(--s6); }
.facts > div { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.facts dt { font: 600 11px/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.facts dd { font: 500 13px/1.4 var(--font-mono); color: var(--text); font-variant-numeric: tabular-nums; }
.trade-sec-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px; margin-bottom: var(--s6); }
.trade-sec-head .small { color: var(--muted); max-width: 52ch; }
.section h2.h2--s + .trade-steps, .section h2.h2--s + .faq, .section h2.h2--s + .trade-grid { margin-top: var(--s7); }
.mono { font-family: var(--font-mono); font-size: .92em; color: var(--dim); }

/* ------------------------------------------------------------------------------------------------ /buy grid */
.buy { display: grid; grid-template-columns: minmax(0, 1fr) 26rem; gap: 48px; align-items: start; padding-bottom: var(--section); }
.buy-form { display: flex; flex-direction: column; gap: 24px; }
.buy-form__pay { display: flex; align-items: center; justify-content: space-between; gap: 12px 16px; flex-wrap: wrap; }
.seg--pay button { display: inline-flex; align-items: center; gap: 8px; min-width: 96px; justify-content: center; }
.buy-form__bal { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.buy-form__opt { display: flex; flex-direction: column; gap: 6px; }
.buy-form__opt .field__hint { padding-left: 28px; }
.buy-form__ref { font-size: 14px; }
.input--mono { font: 400 15px/1.4 var(--font-mono); letter-spacing: 0; }

.advanced { border-top: 1px solid var(--line); padding-top: 4px; }
.advanced > summary {
  display: inline-flex; align-items: center; gap: 6px; min-height: 44px; cursor: pointer; list-style: none;
  font: 600 14px/1 var(--font-body); color: var(--dim);
}
.advanced > summary::-webkit-details-marker { display: none; }
.advanced > summary:hover { color: var(--text); }
.advanced > summary .icon { color: var(--muted); transition: transform var(--t2) var(--ease-out); }
.advanced[open] > summary .icon { transform: rotate(180deg); }
.advanced__body { display: flex; flex-direction: column; gap: 20px; padding: 8px 0 4px; }
.advanced__fact { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--muted); border-top: 1px solid var(--line-row); padding-top: 14px; }
.advanced__fact .num { font-size: 13px; }

.buy-side { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }

/* the receipt (price preview) */
.receipt {
  background: var(--panel); border: 1px solid var(--line-strong); border-radius: var(--r4); padding: 22px 24px 24px;
  box-shadow: var(--shadow-card); min-width: 0;
}
.receipt__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); margin-bottom: 20px; }
.receipt__title { position: relative; font: 600 15px/1 var(--font-body); color: var(--text); padding: 4px 0 14px; letter-spacing: -0.01em; }
.receipt__title::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--accent); }
.receipt__body { display: flex; flex-direction: column; gap: 16px; min-height: 120px; }
.receipt__body > .state { padding: 18px; }
.receipt__empty { color: var(--muted); font-size: 15px; padding: 8px 0 24px; }
.receipt__big { display: flex; flex-direction: column; gap: 6px; }
.receipt__total { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 10px; color: var(--text); min-width: 0; }
.receipt__obol { color: var(--accent); align-self: center; }
.receipt__num { font: 400 40px/1.05 var(--font-display); letter-spacing: 0; overflow-wrap: anywhere; }
.receipt__unit, .receipt__about { font: 600 13px/1 var(--font-mono); letter-spacing: .08em; color: var(--muted); }
.receipt__rows { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.receipt__row { display: grid; grid-template-columns: minmax(0, auto) minmax(0, 1fr); gap: 4px 16px; padding: 10px 0; border-bottom: 1px solid var(--line-row); }
.receipt__row dt { font: 400 13px/1.45 var(--font-mono); color: var(--muted); }
.receipt__row dd { text-align: right; font: 500 13px/1.45 var(--font-mono); color: var(--text); font-variant-numeric: tabular-nums; min-width: 0; overflow-wrap: anywhere; }
.receipt__sub { display: block; font-size: 12px; font-weight: 400; color: var(--faint); margin-top: 2px; }
.receipt__row.is-save dd > span:first-child { color: var(--accent); }
.receipt__row.is-pay { border-bottom: 0; }
.receipt__row.is-pay dt, .receipt__row.is-pay dd { color: var(--text); font-weight: 600; }
.receipt__note { display: flex; gap: 8px; align-items: flex-start; font-size: 13.5px; line-height: 1.5; color: var(--dim); }
.receipt__note .icon { color: var(--warn); margin-top: 2px; }
.receipt__min { margin-top: -4px; }
.receipt__done { display: flex; gap: 12px; align-items: flex-start; }
.receipt__check { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%; background: var(--accent-tint); color: var(--accent); }
.receipt__done-text { font: 700 19px/1.35 var(--font-body); color: var(--text); letter-spacing: -0.01em; }
.receipt__links { display: flex; flex-wrap: wrap; gap: 4px 24px; }
.receipt--mini { padding: 0; border: 0; background: none; box-shadow: none; display: flex; flex-direction: column; gap: 12px; }
.receipt--mini .receipt__num { font-size: 30px; }

.buy-action .btn { height: 52px; font-size: 16px; }

/* ------------------------------------------------------------------------------------------------ steps and FAQ */
.trade-steps { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.trade-steps .card { display: flex; flex-direction: column; }
.trade-faq { max-width: 880px; }
.trade-steps + .faq { margin-top: var(--s9); }
.calc .h2--s + .lede { margin-top: var(--s5); }

/* the exact level table with its cumulative depth bar (deepest first, right anchored) */
.levels-wrap { max-width: 880px; }
.levels tbody tr {
  background-image: linear-gradient(to left, var(--accent-tint) var(--depth, 0%), transparent var(--depth, 0%));
  background-repeat: no-repeat;
}
.levels tbody tr:hover { background-color: var(--panel-2); }
.levels .levels__off { color: var(--accent); font: 500 14px/1.4 var(--font-mono); }
.levels tr.is-deepest .levels__off { font-weight: 700; }
.levels tfoot th, .levels tfoot td { border-top: 1px solid var(--line); border-bottom: 0; font: 600 12px/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.levels tfoot td.num { color: var(--text); text-transform: none; letter-spacing: 0; font-size: 13px; }

/* ------------------------------------------------------------------------------------------------ /sellers */
.sell { display: grid; grid-template-columns: minmax(0, 1fr) 22rem; gap: 48px; align-items: start; padding-bottom: var(--section); }
.sell-form { display: flex; flex-direction: column; gap: 24px; }
.stepper { display: grid; grid-template-columns: 56px minmax(0, 1fr) 56px; align-items: stretch; border: 1px solid var(--line-input); border-radius: var(--r2); background: var(--panel); min-height: 64px; }
.stepper__btn { display: grid; place-items: center; color: var(--text); border-radius: 5px; transition: background-color var(--t2); }
.stepper__btn:hover:not(:disabled) { background: var(--panel-2); }
.stepper__btn:disabled { color: var(--muted); }
.stepper__val { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; border-inline: 1px solid var(--line); padding: 8px; text-align: center; cursor: default; }
.stepper__val:focus-visible { outline-offset: -2px; }
.stepper__off { font: 400 26px/1 var(--font-display); color: var(--accent); letter-spacing: 0; }
.stepper__price { font: 500 12.5px/1.3 var(--font-mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.sell-warn { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: var(--warn); }
.sell-warn .icon { margin-top: 1px; }
.sell-sum { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.sell-sum > p { display: flex; gap: 10px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid var(--line-row); font-size: 14.5px; color: var(--dim); }
.sell-sum > p:last-child { border-bottom: 0; }
.sell-sum .icon { color: var(--accent); margin-top: 2px; flex: none; }
.sell-sum strong { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }

.position { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 96px; }
.position__title { font: 700 18px/1.3 var(--font-body); color: var(--text); letter-spacing: -0.01em; }
.position dl { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.position dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line-row); }
.position dt { font-size: 14px; color: var(--muted); }
.position dd { font: 500 14px/1.4 var(--font-mono); color: var(--text); text-align: right; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.position .is-claim dd { color: var(--accent); font-weight: 600; }
.position__empty { font-size: 14px; color: var(--muted); }
.claim-to { display: flex; flex-direction: column; gap: 10px; }
.claim-to > summary { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; cursor: pointer; list-style: none; font: 600 14px/1 var(--font-body); color: var(--dim); }
.claim-to > summary::-webkit-details-marker { display: none; }
.claim-to > summary .icon { color: var(--muted); transition: transform var(--t2) var(--ease-out); }
.claim-to[open] > summary .icon { transform: rotate(180deg); }
.claim-to__body { display: flex; flex-direction: column; gap: 10px; padding-top: 4px; }

/* your asks */
.asks-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; margin-bottom: var(--s6); }
.asks .status { display: inline-flex; align-items: center; gap: 6px; font: 600 11px/1 var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.asks .status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.asks .status--open { color: var(--accent); }
.asks .status--open::before { background: var(--accent); }
.asks td.act { text-align: right; white-space: nowrap; }
.asks .off { color: var(--accent); font: 500 14px/1.4 var(--font-mono); }
.asks-more { margin-top: 12px; }

/* staking */
.stake-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.stake-card { display: flex; flex-direction: column; gap: 16px; }
.stake-card .row { gap: 10px; }
.stake-note { margin-top: 16px; }
.stake-facts { margin-top: 20px; }

/* ------------------------------------------------------------------------------------------------ /affiliates */
.aff-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); gap: 48px; align-items: start; }
.aff-intro .lede { margin-top: var(--s5); }
.aff-steps { list-style: none; display: flex; flex-direction: column; gap: 0; margin-top: var(--s7); border-top: 1px solid var(--line); }
.aff-steps li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.aff-steps .kicker { padding-top: 3px; }
.aff-steps h3 { font: 700 17px/1.35 var(--font-body); color: var(--text); }
.aff-steps p { font-size: 14.5px; margin-top: 4px; }
.link-card { display: flex; flex-direction: column; gap: 16px; }
.link-box { font: 500 13.5px/1.6 var(--font-mono); color: var(--text); background: var(--panel-3); border: 1px solid var(--line); border-radius: var(--r2); padding: 12px 14px; overflow-wrap: anywhere; }
.link-card dl { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.link-card dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line-row); }
.link-card dt { font-size: 14px; color: var(--muted); }
.link-card dd { font: 500 14px/1.4 var(--font-mono); color: var(--text); text-align: right; overflow-wrap: anywhere; }
.link-card .is-claim dd { color: var(--accent); font-weight: 600; }

.calc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 30rem); gap: 48px; align-items: center; }
.calc__card { display: flex; flex-direction: column; gap: 20px; }
.calc__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.calc__value { font: 400 34px/1.1 var(--font-display); color: var(--text); letter-spacing: 0; }
.calc__out { display: flex; flex-direction: column; gap: 8px; border-top: 1px solid var(--line); padding-top: 18px; }
.calc__earn { font: 400 40px/1.05 var(--font-display); color: var(--accent); letter-spacing: 0; }
.range { width: 100%; height: 44px; margin: 0; background: transparent; appearance: none; -webkit-appearance: none; cursor: pointer; }
.range:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: var(--r2); }
.range::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: linear-gradient(to right, var(--accent) var(--fill, 0%), var(--line-strong) var(--fill, 0%)); }
.range::-moz-range-track { height: 4px; border-radius: 2px; background: var(--line-strong); }
.range::-moz-range-progress { height: 4px; border-radius: 2px; background: var(--accent); }
.range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 22px; height: 22px; margin-top: -9px; border-radius: 50%; background: var(--accent); border: 3px solid var(--panel); box-shadow: 0 0 0 1px var(--accent-line); }
.range::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--accent); border: 3px solid var(--panel); }

/* ------------------------------------------------------------------------------------------------ responsive */
@media (max-width: 1023px) {
  .buy, .sell { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .buy-side, .position { position: static; }
  .aff-intro, .calc { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .trade-steps { grid-template-columns: minmax(0, 1fr); }
  .stake-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 639px) {
  .receipt { padding: 18px 18px 20px; }
  .receipt__num { font-size: 34px; }
  .buy-side { display: contents; }
  .buy { display: flex; flex-direction: column; gap: 20px; }
  /* the primary button stays in reach at the bottom of the screen while the form and quote are in view */
  .buy-action {
    position: sticky; bottom: 0; z-index: 30; margin-inline: calc(-1 * var(--gutter));
    padding: 12px var(--gutter) calc(12px + env(safe-area-inset-bottom));
    background: var(--header-glass); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    border-top: 1px solid var(--line);
  }
  /* tables become label and value rows */
  .asks thead { display: none; }
  .asks, .asks tbody, .asks tr, .asks td, .asks th { display: block; width: 100%; }
  .asks tr { padding: 12px 16px; border-bottom: 1px solid var(--line-row); }
  .asks tbody tr:last-child { border-bottom: 0; }
  .asks td, .asks th { border: 0; padding: 4px 0; display: flex; justify-content: space-between; align-items: center; gap: 12px; text-align: right; }
  .asks td::before, .asks th::before { content: attr(data-label); font: 600 11px/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); text-align: left; }
  .asks td.act { justify-content: flex-end; padding-top: 8px; }
  .asks td.act::before { content: none; }
  .stepper { grid-template-columns: 52px minmax(0, 1fr) 52px; }
}