/* Contact (docs/design/contact.html), scoped under .ct */

.ct { --ink-faint: #9A8F80; --caps: 600 11px/1 var(--sans); font: 400 17px/1.6 var(--serif); padding-bottom: 48px; }
.ct a { color: inherit; text-decoration-color: var(--rule); text-underline-offset: .18em; }
.ct a:hover { text-decoration-color: var(--seal); }
.ct .crumbs { font: 400 13px/1.4 var(--sans); color: var(--ink-soft); }
.ct .crumbs a { color: var(--ink-soft); }

/* Layout: on a phone the heading, the topics as a strip, the form, then the addresses */
.ct-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); grid-template-areas: "head form" "why form" "direct form"; grid-template-rows: auto auto 1fr; column-gap: clamp(28px, 5vw, 64px); padding: 26px 0 30px; align-items: start; }
.ct-head { grid-area: head; }
.ct .why { grid-area: why; }
.ct .direct { grid-area: direct; }
.ct .fcard { grid-area: form; }
@media (max-width: 960px) {
  .ct-grid { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "why" "form" "direct"; grid-template-rows: auto; }
  .ct .why { display: flex; overflow-x: auto; gap: 10px; padding-bottom: 6px; }
  .ct .why a { flex: 0 0 260px; }
  .ct .direct { margin-top: 26px; }
}
.ct h1 { font: 600 clamp(40px, 5.4vw, 64px)/1 var(--serif); letter-spacing: -.03em; margin: 14px 0 16px; }
.ct .lead { font-size: 19px; line-height: 1.55; color: #3e3830; margin: 0 0 26px; max-width: 44ch; }

/* Topic cards */
.ct .why { display: grid; gap: 10px; margin: 0 0 26px; }
.ct .why a { display: grid; grid-template-columns: 44px 1fr auto; gap: 14px; align-items: center; padding: 14px 16px; border: 1px solid var(--rule); border-radius: 14px; background: var(--white); text-decoration: none; }
.ct .why a[aria-current] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.ct .why .ic { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: var(--paper); color: var(--seal); }
.ct .why svg { width: 17px; height: 17px; }
.ct .why b { display: block; font: 600 16px/1.25 var(--serif); }
.ct .why small { display: block; font: 400 13px/1.4 var(--sans); color: var(--ink-soft); margin-top: 2px; }
.ct .why .t { font: var(--caps); letter-spacing: .05em; color: var(--ink-faint); text-transform: uppercase; }
.ct .direct { border-top: 1px solid var(--rule); padding-top: 18px; font: 400 14px/1.6 var(--sans); color: var(--ink-soft); }
.ct .direct dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 8px 0 0; }
.ct .direct dt { font: 600 11px/1.9 var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--ink-faint); }
.ct .direct dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.ct .direct dd a { font-weight: 500; }

/* The form card */
.ct .fcard { border: 1px solid var(--rule); border-radius: 20px; background: var(--white); padding: clamp(20px, 3vw, 32px); box-shadow: 0 24px 50px -40px rgba(36, 32, 27, .7); position: relative; overflow: hidden; scroll-margin-top: 20px; }
.ct .fcard::after { content: "言"; position: absolute; right: -24px; bottom: -70px; font: 900 240px/1 var(--kr); color: rgba(193, 54, 43, .05); pointer-events: none; }
.ct .fhead { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; position: relative; z-index: 1; }
.ct .fhead b { font: 600 22px/1.2 var(--serif); }
.ct .req { font: var(--caps); letter-spacing: .08em; text-transform: uppercase; color: var(--seal); }
.ct .ferr { position: relative; z-index: 1; border-radius: 10px; background: #FBEDEA; color: var(--seal); font: 500 14px/1.4 var(--sans); padding: 10px 14px; margin: 0 0 16px; }
.ct .ferr p { margin: 0; }
.ct .form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; position: relative; z-index: 1; }
.ct .form .full { grid-column: 1 / -1; }
@media (max-width: 600px) { .ct .form { grid-template-columns: 1fr; } }
.ct .fl > label, .ct .fl legend { display: flex; justify-content: space-between; font: 600 13px/1.2 var(--sans); margin: 0 0 7px; padding: 0; }
.ct .fl > label span { font-weight: 400; color: var(--ink-faint); }
.ct fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.ct .fl input:not([type=checkbox]):not([type=radio]), .ct .fl select, .ct .fl textarea { width: 100%; font: 400 16px/1.4 var(--sans); color: var(--ink); background: var(--paper); border: 1px solid var(--rule); border-radius: 10px; padding: 12px 14px; outline: none; transition: border-color .15s, box-shadow .15s; }
.ct .fl textarea { min-height: 150px; height: 150px; resize: vertical; font-family: var(--serif); font-size: 17px; line-height: 1.55; }
.ct .fl input:focus, .ct .fl select:focus, .ct .fl textarea:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(36, 32, 27, .08); background: var(--white); }
.ct .fl .hint { font: 400 12px/1.4 var(--sans); color: var(--ink-faint); margin: 6px 0 0; }
.ct .fl.err input:not([type=checkbox]), .ct .fl.err textarea, .ct .fl.err select { border-color: var(--seal); background: #FBEDEA; }
.ct .msg { font: 500 12px/1.4 var(--sans); color: var(--seal); margin: 6px 0 0; }
@media (prefers-reduced-motion: reduce) { .ct .fl input, .ct .fl textarea, .ct .fl select { transition: none; } }

.ct .topics { display: flex; flex-wrap: wrap; gap: 6px; }
.ct .topics label { position: relative; display: inline-flex; align-items: center; height: 36px; padding: 0 12px; border: 1px solid var(--rule); border-radius: 99px; background: var(--paper); font: 500 13px/1 var(--sans); cursor: pointer; margin: 0; }
.ct .topics input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.ct .topics label:has(input:checked) { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.ct .topics label:has(input:focus-visible) { outline: 2px solid var(--seal); outline-offset: 2px; }

.ct .ctx { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px; background: var(--paper-deep); font: 400 14px/1.4 var(--sans); }
.ct .ctx a { text-decoration: none; }
.ct .ctx b { font: 600 15px/1.3 var(--serif); }
.ct .ctx .x { margin-left: auto; color: var(--ink-soft); font-size: 18px; line-height: 1; }
.ct .ctx .pg { font: 600 11px/1 var(--sans); letter-spacing: .04em; color: var(--seal); background: var(--white); border-radius: 6px; padding: 6px 8px; white-space: nowrap; }

/* Maths check */
.ct .cap { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 14px; border: 1px dashed var(--rule); border-radius: 14px; background: var(--paper); }
.ct .eq { display: flex; align-items: center; gap: 8px; font: 600 28px/1 var(--serif); font-variant-numeric: tabular-nums; }
.ct .eq .d { display: grid; place-items: center; width: 46px; height: 52px; border-radius: 10px; background: var(--ink); color: var(--paper); }
.ct .eq .op { color: var(--seal); }
.ct .cap input { width: 84px !important; font: 600 24px/1 var(--serif) !important; text-align: center; padding: 10px !important; border: 1px solid var(--ink) !important; background: var(--white) !important; }
.ct .fl.err .cap input { border-color: var(--seal) !important; background: #FBEDEA !important; }
.ct .cap .new { color: var(--ink-soft); font: 500 13px/1.3 var(--sans); }
.ct .cap .lbl { grid-column: 1 / -1; font: 600 13px/1 var(--sans); margin: 0 0 -4px; }
.ct .cap .msg { grid-column: 1 / -1; margin: 0; }
@media (max-width: 520px) { .ct .cap { grid-template-columns: 1fr auto; } .ct .cap .new { grid-column: 1 / -1; justify-self: start; } }
.ct label.consent { display: flex; justify-content: flex-start; gap: 10px; align-items: flex-start; font: 400 14px/1.5 var(--sans); color: var(--ink-soft); margin: 0; }
.ct .consent input { width: 18px; height: 18px; accent-color: var(--seal); margin: 2px 0 0; flex: none; }
.ct .submit { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.ct .submit button { height: 52px; padding: 0 26px; border: 0; border-radius: 12px; background: var(--seal); color: var(--paper); font: 600 16px/1 var(--sans); cursor: pointer; }
.ct .submit small { font: 400 13px/1.4 var(--sans); color: var(--ink-soft); }
.ct .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Sent */
.ct-done { max-width: 720px; margin: 0 auto; padding: 26px 0 30px; }
.ct-done .fcard { margin-top: 18px; }
.ct .done { text-align: center; padding: 30px 10px; position: relative; z-index: 1; }
.ct .seal2 { width: 84px; height: 84px; margin: 0 auto 18px; border-radius: 10px; background: var(--seal); color: var(--paper); display: grid; place-items: center; font: 900 52px/1 var(--kr); }
.ct .done h1 { font: 600 32px/1.15 var(--serif); letter-spacing: 0; margin: 0 0 8px; }
.ct .done p { margin: 0 auto 18px; max-width: 44ch; color: var(--ink-soft); }
.ct .ticket { display: inline-grid; grid-template-columns: auto auto; gap: 6px 20px; text-align: left; border: 1px solid var(--rule); border-radius: 12px; padding: 14px 18px; font: 400 14px/1.4 var(--sans); background: var(--paper); margin: 0; }
.ct .ticket dt { font: 600 11px/1.6 var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--ink-faint); }
.ct .ticket dd { margin: 0; font-weight: 500; }
.ct .done .links { margin-top: 22px; }

/* Before you write */
.ct .faq2 { border-top: 1px solid var(--ink); margin-top: 20px; padding-top: 14px; }
.ct .faq2 h2 { font: 600 24px/1.2 var(--serif); margin: 0 0 10px; }
.ct .faq2 details { border-top: 1px solid var(--rule); }
.ct .faq2 summary { list-style: none; cursor: pointer; padding: 14px 0; font: 600 16px/1.35 var(--serif); display: flex; }
.ct .faq2 summary::-webkit-details-marker { display: none; }
.ct .faq2 summary::after { content: "+"; margin-left: auto; color: var(--ink-soft); }
.ct .faq2 details[open] summary::after { content: "−"; }
.ct .faq2 details p { margin: 0 0 14px; color: var(--ink-soft); font-size: 15px; }
@media (max-width: 700px) { .ct { padding-bottom: 12px; } .ct .faq2 details:last-child p { margin-bottom: 0; } }

/* “Send material” fields (calendar-contact-email.md §5): a group inside the form grid */
.ct .material { display: grid; grid-template-columns: 1fr; gap: 14px; border: 1px dashed var(--rule); border-radius: 12px; padding: 14px 16px 16px; }
.ct .material[hidden] { display: none; }
.ct .material legend { padding: 0 6px; font: 600 13px/1.3 var(--sans); }
.ct .material legend span { font-weight: 400; color: var(--ink-soft); }
.ct .material input[type=file] { width: 100%; padding: 10px; border: 1px solid var(--rule); border-radius: 10px; background: var(--white); font: 400 14px/1.4 var(--sans); }
.ct .material legend { display: flex; gap: 8px; justify-content: flex-start; }
.ct .material textarea { min-height: 96px; height: 96px; }