/* Contact form and privacy page: same white page, hairlines and black pill as the home. */
.ct { display: grid; grid-template-columns: 3fr 9fr; column-gap: 24px; padding-block: clamp(40px, 6vw, 88px) clamp(56px, 6vw, 96px); }
.ct-side { display: grid; align-content: start; gap: 28px; }
.ct-main { min-width: 0; }
.ct-main > .lede, .ct-main > .fm, .ct-main > .done, .ct-main > .sample-note { max-width: 760px; }
.ct .sample-note { margin: calc(-1 * clamp(12px, 2vw, 24px)) 0 clamp(28px, 3.5vw, 40px); padding: 12px 16px; border-left: 2px solid var(--coral); background: #fafafa; font-size: 15px; color: #333; }
.ct h1 { font: 500 clamp(34px, 4.4vw, 64px)/1.1 var(--f-serif); letter-spacing: -.015em; margin: 0 0 18px; }
:lang(zh-CN) .ct h1 { letter-spacing: 0; }
.ct .lede { color: var(--muted); font-size: 17px; max-width: 34em; margin: 0 0 clamp(32px, 4vw, 48px); }
.ct-steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.ct-steps li { display: grid; grid-template-columns: 28px 1fr; gap: 8px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.ct-steps b { font: 400 12px/1.6 var(--f-mono); color: var(--g); }
.ct-steps span { color: var(--muted); display: block; margin-top: 2px; }
.ct-alt { font-size: 14px; display: grid; gap: 6px; color: var(--muted); }
.ct-alt a { color: var(--ink); }

.ct [hidden] { display: none; }
.fm { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 24px; }
.fm .full { grid-column: 1 / -1; }
.fm label, .fm legend { display: block; font-size: 13px; color: var(--ink); margin-bottom: 8px; font-weight: 500; }
.fm label small, .fm legend small { color: var(--g); font-weight: 400; margin-left: 6px; }
.fm input[type=text], .fm input[type=email], .fm input[type=url], .fm textarea {
  width: 100%; font: 400 16px/1.4 var(--f-body); color: var(--ink); background: #fff;
  border: 0; border-bottom: 1px solid #cfcfcf; border-radius: 0; padding: 10px 0; transition: border-color .2s; }
.fm textarea { min-height: 132px; resize: vertical; border: 1px solid #cfcfcf; border-radius: 8px; padding: 12px 14px; }
.fm input:focus, .fm textarea:focus { outline: 0; border-color: var(--ink); }
.fm [aria-invalid=true] { border-color: var(--coral) !important; }
.fm fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips label { margin: 0; font-weight: 400; font-size: 14px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; cursor: pointer; transition: border-color .2s, color .2s, background .2s; }
.chips label:hover { border-color: #bdbdbd; color: var(--ink); }
.chips input:checked + label { background: var(--ink); border-color: var(--ink); color: #fff; }
.chips input:focus-visible + label { outline: 1px solid var(--ink); outline-offset: 3px; }
fieldset[aria-invalid=true] .chips label { border-color: var(--coral); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.fm .consent { display: grid; margin: 0; grid-template-columns: 20px 1fr; gap: 10px; font-size: 14px; color: var(--muted); align-items: start; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--ink); }
.consent a { color: var(--ink); }
.consent.bad { color: var(--coral); }
.fm-foot { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }
.fm .pill { display: inline-flex; gap: .5em; align-items: center; background: var(--ink); color: #fff; border: 0; border-radius: 12px; padding: 15px 26px; font: 500 16px var(--f-body); cursor: pointer; transition: background .2s, opacity .2s; }
.fm .pill:hover { background: #2a2a2a; }
.fm .pill[disabled] { opacity: .5; cursor: default; }
.fm-msg { font-size: 14px; color: var(--muted); margin: 0; }
.fm-msg.bad { color: var(--coral); }
/* attached files */
.fu-h { display: block; font-size: 13px; font-weight: 500; margin-bottom: 8px; }
.fu-h small { color: var(--g); font-weight: 400; margin-left: 6px; }
.fu-in { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.fm .fu-drop { display: grid; gap: 6px; justify-items: center; text-align: center; margin: 0; padding: 22px 20px; border: 1px dashed #c4c4c4; border-radius: 8px;
  font-weight: 400; font-size: 15px; color: var(--ink); cursor: pointer; transition: border-color .2s, background .2s; }
.fu-drop u { text-underline-offset: 3px; }
.fu-drop small { font-size: 13px; color: var(--muted); max-width: 36em; line-height: 1.5; }
.fu-drop:hover, .fu-drop.over { border-color: var(--ink); background: #fafafa; }
.fu-in:focus-visible + .fu-drop { outline: 1px solid var(--ink); outline-offset: 3px; }
.fu[aria-invalid=true] .fu-drop { border-color: var(--coral); }
.fu.busy .fu-drop { opacity: .5; pointer-events: none; }
.fu-list { list-style: none; margin: 10px 0 0; padding: 0; }
.fu-list li { position: relative; display: grid; grid-template-columns: 1fr auto 32px; gap: 12px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.fu-n { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fu-s { font: 400 12px var(--f-mono); color: var(--g); }
.fu-x { width: 32px; height: 32px; border: 0; border-radius: 50%; background: none; color: var(--muted); font-size: 20px; line-height: 1; cursor: pointer; }
.fu-x:hover { background: #f2f2f2; color: var(--ink); }
.fu.busy .fu-x { visibility: hidden; }
.fu-p { position: absolute; left: 0; bottom: -1px; height: 2px; width: calc(var(--p, 0) * 100%); background: var(--ink); transition: width .2s; }
.fu-list li.ok .fu-p { width: 100%; }
.fu-list li.ok .fu-x, .fu-list li.err .fu-x { visibility: visible; pointer-events: none; color: transparent; font-size: 0; }
.fu-list li.ok .fu-x::before { content: '✓'; color: var(--ink); font-size: 15px; }
.fu-list li.err .fu-x::before { content: '!'; color: var(--coral); font-size: 15px; font-weight: 600; }
.fu-list li.err .fu-p { background: var(--coral); }

.done { border-top: 1px solid var(--ink); padding-top: 28px; }
.done h2 { font: 500 clamp(28px, 3vw, 40px)/1.15 var(--f-serif); margin: 0 0 12px; }
.done p { color: var(--muted); max-width: 32em; }
.done .done-warn { color: var(--coral); }

/* privacy page */
.pv { max-width: 760px; }
.pv h2 { font: 500 22px/1.3 var(--f-serif); margin: 40px 0 12px; padding-top: 24px; border-top: 1px solid var(--line); }
.pv p, .pv li { color: #333; font-size: 15px; line-height: 1.7; }
.pv ul { padding-left: 1.2em; }
.pv table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
.pv th, .pv td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); }
.pv th { font-weight: 500; color: var(--muted); }
.pv .upd { font: 400 12px var(--f-mono); color: var(--g); letter-spacing: .04em; text-transform: uppercase; }

@media (min-width: 1000px) { .ct h1 { white-space: nowrap; } }
@media (max-width: 860px) {
  .ct { grid-template-columns: 1fr; row-gap: 32px; }
  .ct-side { order: 2; }
  .fm { grid-template-columns: 1fr; }
  .pv table { min-width: 0; table-layout: fixed; font-size: 13px; }
  .pv th, .pv td { padding-right: 8px; overflow-wrap: break-word; hyphens: auto; }
}