/* IMEX Quantity Calculator · product detail page (Concept C: opens under the two buttons). */
:root {
  --ixc-blue: #2478b6;      /* Specification heading, Request Sample gradient end */
  --ixc-navy: #003761;      /* brand blue */
  --ixc-ink: #1d2a36;
  --ixc-muted: #6b7885;
  --ixc-line: #dfe6ec;
  --ixc-soft: #f3f7fa;
  --ixc-err: #b42318;
  --ixc-ease: cubic-bezier(.22,.61,.36,1);
  --ixc-ms: 560ms;
}

/* ---------- the two buttons ---------- */
.ixc-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; position: relative; }
.ixc-open-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 4px 19px; border: 1px solid var(--ixc-blue); border-radius: 50px;
  background: #fff; color: var(--ixc-blue);
  font-size: 14px; font-weight: 500; letter-spacing: .3px; line-height: 1.5;
  transition: background 240ms var(--ixc-ease), color 240ms var(--ixc-ease), box-shadow 240ms var(--ixc-ease);
}
.ixc-open-btn:hover, .ixc-open-btn.is-active { background: var(--ixc-blue); color: #fff; }
.ixc-open-btn:focus { box-shadow: none; }
.ixc-open-btn:focus-visible, .ixc-x:focus-visible, .ixc-opt input:focus-visible + span { outline: 2px solid var(--ixc-navy); outline-offset: 2px; }
.ixc-ico { width: 15px; height: 15px; flex: none; }

/* ---------- the form (shared) ---------- */
.ixc-form { font-family: 'Open Sans', 'Prompt', system-ui, sans-serif; color: var(--ixc-ink); }
.ixc-field { margin: 0 0 16px; padding: 0; border: 0; min-width: 0; }
.ixc-label { display: block; float: none; width: auto; margin: 0 0 7px; padding: 0; font-size: 13.5px; font-weight: 600; color: var(--ixc-ink); }
.ixc-area { position: relative; display: flex; align-items: center; }
.ixc-area input {
  width: 100%; height: 46px; padding: 0 48px 0 14px;
  border: 1px solid var(--ixc-line); border-radius: 12px; background: #fff;
  font: 600 18px/1 'Open Sans', system-ui, sans-serif; color: var(--ixc-navy); font-variant-numeric: tabular-nums;
  transition: border-color 200ms, box-shadow 200ms;
}
.ixc-area input::placeholder { color: #b3bec8; font-weight: 400; }
.ixc-area input:focus { outline: none; border-color: var(--ixc-blue); box-shadow: 0 0 0 3px rgba(36,120,182,.14); }
.ixc-unit { position: absolute; right: 14px; font-size: 14px; font-weight: 600; color: var(--ixc-muted); pointer-events: none; }
.has-error .ixc-area input { border-color: var(--ixc-err); box-shadow: 0 0 0 3px rgba(180,35,24,.1); }
.ixc-msg { min-height: 0; margin: 6px 0 0; font-size: 12.5px; color: var(--ixc-err); }
.ixc-msg:empty { display: none; }

.ixc-seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 4px; border-radius: 12px; background: var(--ixc-soft); }
.ixc-opt { position: relative; margin: 0; cursor: pointer; }
.ixc-opt input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.ixc-opt span { display: grid; place-items: center; height: 36px; border-radius: 9px; font-size: 14px; font-weight: 600; color: var(--ixc-muted); transition: background 240ms var(--ixc-ease), color 240ms var(--ixc-ease), box-shadow 240ms var(--ixc-ease); }
.ixc-opt:hover span { color: var(--ixc-navy); }
.ixc-opt input:checked + span { background: #fff; color: var(--ixc-navy); box-shadow: 0 1px 2px rgba(0,55,97,.12), 0 0 0 1px rgba(36,120,182,.35); }
.ixc-hint { margin: 6px 0 0; font-size: 12px; color: var(--ixc-muted); }

.ixc-result { margin: 4px 0 0; padding: 14px 16px; border-radius: 14px; background: var(--ixc-soft); }
.ixc-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--ixc-muted); }
.ixc-row strong { font-weight: 600; color: var(--ixc-ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ixc-main { margin-top: 8px; padding-top: 10px; border-top: 1px solid var(--ixc-line); color: var(--ixc-ink); font-weight: 600; }
.ixc-main strong { font-size: 15px; color: var(--ixc-navy); }
.ixc-main .ixc-num { font-size: 28px; font-weight: 700; letter-spacing: -.01em; }
.ixc-raw { margin-right: 8px; font-size: 13px; font-weight: 500; letter-spacing: 0; color: #9aa6b1; }
.ixc-raw::after { content: " \2192"; }
.ixc-raw[hidden] { display: none; }
.ixc-basis { margin: 8px 0 0; font-size: 12.5px; color: var(--ixc-muted); }
.ixc-prompt { display: none; margin: 8px 0 0; font-size: 12.5px; color: var(--ixc-muted); }
.ixc-result.is-empty .ixc-row strong { color: #b3bec8; }
.ixc-result.is-empty .ixc-basis { display: none; }
.ixc-result.is-empty .ixc-prompt { display: block; }
.ixc-note { margin: 12px 0 0; font-size: 11.5px; line-height: 1.55; color: #8a96a1; }


/* ---------- header used by every container ---------- */
.ixc-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.ixc-title { display: flex; align-items: center; gap: 8px; margin: 0; font: 600 18px/1.3 'Open Sans', 'Prompt', sans-serif; color: var(--ixc-blue); }
.ixc-title .ixc-ico { width: 18px; height: 18px; }
.ixc-sub { margin: 4px 0 0; font-size: 12.5px; color: var(--ixc-muted); }
.ixc-nw { white-space: nowrap; }
.ixc-x { flex: none; display: grid; place-items: center; width: 34px; height: 34px; margin: -4px -6px 0 0; padding: 0; border: 0; border-radius: 50%; background: transparent; color: var(--ixc-muted); cursor: pointer; transition: background 200ms, color 200ms; }
.ixc-x:hover { background: var(--ixc-soft); color: var(--ixc-navy); }
.ixc-x svg { width: 16px; height: 16px; }

/* ---------- C inline: expands under the buttons ---------- */
.ixc-inline { display: grid; grid-template-rows: 0fr; margin-top: -8px; opacity: 0; transition: grid-template-rows var(--ixc-ms) var(--ixc-ease), opacity var(--ixc-ms) var(--ixc-ease), margin var(--ixc-ms) var(--ixc-ease); }
.ixc-inline.is-open { grid-template-rows: 1fr; opacity: 1; margin-top: 0; margin-bottom: 8px; }
.ixc-clip { min-height: 0; overflow: hidden; }
.ixc-inline:not(.is-open) .ixc-clip { visibility: hidden; transition: visibility 0s var(--ixc-ms); }
.ixc-card { max-width: 460px; padding: 20px 20px 18px; border: 1px solid var(--ixc-line); border-radius: 20px; background: #fff; box-shadow: 0 6px 24px rgba(0,40,70,.06); }
.ixc-inline .ixc-card { margin: 2px 2px 4px; transform: translateY(-6px); transition: transform var(--ixc-ms) var(--ixc-ease); }
.ixc-inline.is-open .ixc-card { transform: none; }

/* ---------- phone sizes: bigger touch targets ---------- */
@media (max-width: 575.98px) {
  .ixc-open-btn { padding: 4px 13px; }
  .ixc-open-btn .ixc-ico { display: none; }
  .ixc-area input { height: 50px; font-size: 18px; }
  .ixc-opt span { height: 44px; font-size: 15px; }
  .ixc-card { max-width: none; }
}

.ixc-instant, .ixc-instant * { transition: none !important; }
@media (prefers-reduced-motion: reduce) {
  .ixc-inline, .ixc-inline .ixc-card, .ixc-open-btn, .ixc-opt span { transition: none !important; }
}