/* ONCE / Corporate: audiences, a sticky stage of formats, the procurement pack, the steps, the evidence and the brief. */
.co-hero .wh-film::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14, 13, 12, .82) 0%, rgba(14, 13, 12, .35) 65%, rgba(14, 13, 12, .2) 100%), linear-gradient(0deg, var(--ink) 0%, rgba(14, 13, 12, 0) 40%); }
.co-hero .d1 { max-width: 12em; }
.co-hero .d1 em { color: var(--amber); }
.co-go { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* who it is for: four columns, a hairline between */
.co-aud { padding-top: var(--section); padding-bottom: var(--section); }
.co-aud-l { list-style: none; margin: clamp(48px, 7vh, 80px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.co-aud-l li { padding: 28px clamp(16px, 2vw, 32px) 8px 0; border-top: 1px solid var(--amber); }
.co-aud-l li + li { padding-left: clamp(16px, 2vw, 32px); border-left: 1px solid var(--line); }
.co-aud-l .mono { color: var(--amber); }
.co-aud-l .d3 { margin: 14px 0 12px; }
.co-aud-l p { margin: 0; color: rgba(243, 238, 228, .72); font-size: 15.5px; }
@media (max-width: 960px) { .co-aud-l { grid-template-columns: 1fr 1fr; row-gap: 32px; } .co-aud-l li:nth-child(3) { border-left: 0; padding-left: 0; } }
@media (max-width: 560px) { .co-aud-l { grid-template-columns: none; } .co-aud-l li + li { border-left: 0; padding-left: 0; } }

/* the formats: the photograph holds still while the formats pass beside it */
.co-fmt { background: #12100d; padding: var(--section) 0; }
.co-fmt-in { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); column-gap: clamp(40px, 6vw, 96px); }
.co-fmt-h { grid-column: 1 / -1; margin-bottom: clamp(48px, 8vh, 96px); }
.co-stage { position: sticky; top: 120px; margin: 0; height: calc(100svh - 160px); max-height: 760px; overflow: hidden; border-radius: 3px; }
.co-stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.06); transition: opacity .9s var(--settle), transform 1.6s var(--settle); }
.co-stage img.on { opacity: 1; transform: none; }
.co-fmt-l { list-style: none; margin: 0; padding: 0; }
.co-f { min-height: 72svh; display: flex; flex-direction: column; justify-content: center; padding: 40px 0; border-top: 1px solid var(--line); opacity: .35; transition: opacity .6s; }
.co-f.is-on, .co-f:focus-within { opacity: 1; }
.is-still .co-stage img { transition: none; }
.co-f-ph { display: none; }
.co-f-n { font: 300 clamp(56px, 6vw, 96px)/1 var(--serif); color: var(--amber); margin-bottom: 18px; }
.co-f .d3 { margin-bottom: 14px; }
.co-f-d { margin: 0 0 20px; font: 300 clamp(19px, 1.5vw, 22px)/1.5 var(--serif); color: rgba(243, 238, 228, .85); max-width: 30em; }
.co-f-i { list-style: none; margin: 0 0 26px; padding: 0; }
.co-f-i li { position: relative; padding: 10px 0 10px 26px; border-bottom: 1px solid var(--line); font-size: 15.5px; color: rgba(243, 238, 228, .78); }
.co-f-i li::before { content: ""; position: absolute; left: 0; top: 50%; width: 12px; height: 1px; background: var(--amber); }
.co-f-go { display: flex; flex-wrap: wrap; gap: 22px; }
@media (max-width: 860px), (prefers-reduced-motion: reduce) {
  .co-fmt-in { grid-template-columns: none; }
  .co-stage { display: none; }
  .co-f { min-height: 0; opacity: 1; padding: 48px 0; }
  .co-f-ph { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; margin-bottom: 24px; border-radius: 2px; }
}

/* the procurement pack: a light band, six terms */
.co-pro { background: var(--sand); color: var(--ink); padding: var(--section) 0; }
.co-pro .wd-n { color: var(--amber-deep); }
.co-pro-h { display: grid; grid-template-columns: 1fr 1fr; gap: 24px clamp(40px, 6vw, 96px); align-items: end; }
.co-pro-h .lede { color: rgba(14, 13, 12, .75); }
.co-pro-l { list-style: none; margin: clamp(48px, 8vh, 88px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-ink); }
.co-pro-l li { padding: 32px clamp(16px, 2vw, 32px) 36px 0; border-bottom: 1px solid var(--line-ink); }
.co-pro-l li:not(:nth-child(3n + 1)) { padding-left: clamp(16px, 2vw, 32px); border-left: 1px solid var(--line-ink); }
.co-p-n { color: var(--amber-deep); }
.co-pro-l h3 { margin: 16px 0 10px; font: 400 clamp(24px, 2.1vw, 30px)/1.15 var(--serif); }
.co-pro-l p { margin: 0; font-size: 15.5px; color: rgba(14, 13, 12, .72); }
.co-pro :focus-visible { outline: 2px solid var(--amber-deep); }
@media (max-width: 860px) {
  .co-pro-h, .co-pro-l { grid-template-columns: none; }
  .co-pro-l li:not(:nth-child(3n + 1)) { padding-left: 0; border-left: 0; }
}

/* the signature: four spreads, the photograph bleeding to the edge, the promise beside it */
.co-sig { background: var(--ink); padding: var(--section) 0 calc(var(--section) * .6); }
.co-sig-h { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 24px clamp(40px, 6vw, 96px); align-items: end; margin-bottom: clamp(56px, 10vh, 120px); }
.co-sig-h .lede { color: rgba(243, 238, 228, .72); }
.co-sig-l { list-style: none; margin: 0; padding: 0; }
.co-sp { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; column-gap: clamp(40px, 6vw, 112px); padding: clamp(32px, 7vh, 80px) var(--side) clamp(32px, 7vh, 80px) 0; }
.co-sp--r { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); padding: clamp(32px, 7vh, 80px) 0 clamp(32px, 7vh, 80px) var(--side); }
.co-sp--r .co-sp-m { order: 2; }
.co-sp-m { position: relative; margin: 0; height: min(82svh, 820px); overflow: hidden; }
.co-sp-m img { position: absolute; left: 0; top: -10%; width: 100%; height: 120%; object-fit: cover; }
.co-sp-m::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(214, 178, 110, .18); pointer-events: none; }
.co-sp-t { position: relative; max-width: 30rem; padding-top: clamp(56px, 7vw, 112px); }
.co-sp--r .co-sp-t { justify-self: end; }
.co-sp-n { position: absolute; top: 0; left: -.04em; font: 300 clamp(120px, 14vw, 220px)/.8 var(--serif); color: transparent; -webkit-text-stroke: 1px rgba(214, 178, 110, .45); letter-spacing: -.02em; pointer-events: none; }
.co-sp-h { position: relative; z-index: 1; margin: 0; font: 300 clamp(38px, 4.2vw, 64px)/1.02 var(--serif); letter-spacing: -.01em; }
.co-sp-rule { display: block; width: 72px; height: 1px; margin: 28px 0 24px; background: #d6b26e; transform-origin: 0 50%; }
.co-sp-t p { margin: 0; font: 300 clamp(19px, 1.45vw, 22px)/1.55 var(--serif); color: rgba(243, 238, 228, .8); }
@media (max-width: 860px) {
  .co-sig-h, .co-sp, .co-sp--r { grid-template-columns: none; }
  .co-sp, .co-sp--r { padding: 0 0 72px; }
  .co-sp--r .co-sp-m { order: 0; }
  .co-sp-m { height: 62svh; }
  .co-sp-t, .co-sp--r .co-sp-t { justify-self: start; margin: -48px var(--side) 0; padding-top: 0; }
  .co-sp-n { position: relative; display: block; margin-bottom: 8px; font-size: 120px; }
}

/* what attendees want: the figures over a sunlit room */
.co-ev { position: relative; overflow: hidden; padding: calc(var(--section) * 1.1) 0; isolation: isolate; }
.co-ev-bg { position: absolute; inset: 0; z-index: -1; }
.co-ev-bg img { position: absolute; left: 0; top: -12%; width: 100%; height: 124%; object-fit: cover; }
.co-ev-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--ink) 0%, rgba(14, 13, 12, .78) 22%, rgba(14, 13, 12, .78) 78%, var(--ink) 100%), rgba(14, 13, 12, .25); }
.co-ev-q { margin: 0; max-width: 20em; font: 300 clamp(34px, 3.8vw, 58px)/1.1 var(--serif); letter-spacing: -.01em; }
.co-ev-l { list-style: none; margin: clamp(48px, 9vh, 96px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(214, 178, 110, .45); }
.co-ev-l li { padding: 32px clamp(16px, 2.5vw, 40px) 8px 0; }
.co-ev-l li + li { padding-left: clamp(16px, 2.5vw, 40px); border-left: 1px solid var(--line); }
.co-ev-l b { display: block; font: 300 clamp(72px, 9vw, 140px)/.9 var(--serif); color: #d6b26e; letter-spacing: -.03em; margin-bottom: 18px; }
.co-ev-l span { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: rgba(243, 238, 228, .78); }
.co-ev-s { margin: 40px 0 0; font-size: 13px; color: rgba(243, 238, 228, .6); }
.co-ev-s a { text-underline-offset: 3px; }
@media (max-width: 760px) { .co-ev-l { grid-template-columns: none; } .co-ev-l li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); } }

/* the brief: chips that write the request */
.co-brief { background: #12100d; padding: var(--section) 0; }
.co-brief-in { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 48px clamp(40px, 6vw, 96px); align-items: start; }
.co-brief-h { position: sticky; top: 140px; }
.co-brief-h .lede { margin-top: 22px; }
.co-form fieldset { margin: 0 0 30px; padding: 0; border: 0; }
.co-form legend, .co-when { display: block; margin: 0 0 14px; color: var(--amber); }
.co-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.co-chip { position: relative; cursor: pointer; }
.co-chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.co-chip span { display: inline-flex; align-items: center; height: 42px; padding: 0 18px; border-radius: 42px; border: 1px solid rgba(243, 238, 228, .25); font-size: 14.5px; color: rgba(243, 238, 228, .82); transition: background .2s, color .2s, border-color .2s; }
.co-chip:hover span { border-color: var(--ivory); }
.co-chip input:checked + span { background: var(--ivory); border-color: var(--ivory); color: var(--ink); }
.co-chip input:focus-visible + span { outline: 2px solid var(--amber); outline-offset: 3px; }
.co-form input[type="text"] { width: 100%; max-width: 420px; height: 48px; padding: 0 2px; border: 0; border-bottom: 1px solid rgba(243, 238, 228, .3); background: none; font-size: 16px; }
.co-form input[type="text"]:focus-visible { outline: 2px solid var(--amber); outline-offset: 4px; border-color: var(--amber); }
.co-out { margin: 34px 0 24px; padding: 20px 22px; border-left: 2px solid var(--amber); background: rgba(243, 238, 228, .04); font: 300 italic 19px/1.5 var(--serif); color: rgba(243, 238, 228, .88); }
@media (max-width: 860px) { .co-brief-in { grid-template-columns: none; } .co-brief-h { position: static; } }