.presenters-page {
  --paper: #050909;
  --paper-deep: #0a1110;
  --ink: #f2f1e9;
  --ink-soft: #9aa6a1;
  --rule: rgba(242, 241, 233, .16);
  --rust: #5e8981;
  --rust-bright: #9cc0b7;
  --night: #07100f;
  background: var(--paper);
  color: var(--ink);
}

.presenters-page .global-nav { background: rgba(3, 6, 6, .96); color: var(--ql-white); }
.presenters-page .global-nav .wordmark { color: var(--ql-white); }
.presenters-page .site-footer { color: var(--ql-white); }
/* Labels & small caps follow the site's sans-serif system with wide tracking, like the homepage .kicker */
.presenters-page .section-code,
.presenters-page .dossier-index,
.presenters-page .dossier-heading p,
.presenters-page .material-card small,
.presenters-page .download-status,
.presenters-page .scale-proof figcaption { font-family: var(--sans); letter-spacing: .16em; text-transform: uppercase; font-weight: 600; }

/* Numeric / tabular data use the refined serif title face (no monospace) */
.presenters-page .spec-table,
.presenters-page .programme-list,
.presenters-page .material-number,
.presenters-page .intro-metrics dd { font-variant-numeric: tabular-nums; }

.presenters-page .spec-table { font-family: var(--sans); }
.presenters-page .programme-list { font-family: var(--sans); letter-spacing: 0; text-transform: none; font-weight: 400; }

.presenters-page .presenter-form,
.presenters-page .gate-form { font-family: var(--sans); letter-spacing: .02em; text-transform: none; font-weight: 400; }

.presenters-intro {
  position: relative;
  border-bottom: 1px solid var(--rule);
  background:
    linear-gradient(180deg, rgba(5, 9, 9, .72), rgba(5, 9, 9, .92) 68%, var(--paper)),
    url("../assets/images/hero_qinglv_3-web-20261007.webp") center 32% / cover no-repeat;
  background-attachment: fixed;
  isolation: isolate;
}
.presenters-intro > div {
  position: relative;
  z-index: 1;
}
@media (prefers-reduced-motion: reduce) {
  .presenters-intro { background-attachment: scroll; }
}
.dossier-index { border-bottom: 1px solid var(--ink); }
.intro-title .section-code { margin: 0 0 30px; color: var(--rust-bright); font-size: 14px; font-weight: 600; letter-spacing: .28em; }
.intro-title h1 { font-family: var(--title); font-weight: 300; line-height: .98; letter-spacing: 0; }
.intro-title h1 .zh { font-family: "Noto Serif SC", serif; font-weight: 400; letter-spacing: .02em; }
.intro-sub { margin: 0 0 36px; color: var(--ink-soft); font: 400 clamp(15px, 1.2vw, 18px)/1.6 "Noto Serif SC", var(--serif); letter-spacing: .02em; }
.intro-sub .zh { display: block; margin-top: 8px; font-family: "Noto Serif SC", serif; }
.intro-actions { margin-top: 6px; }
.intro-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 26px;
  font: 600 13px/1 var(--sans);
  letter-spacing: .16em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
  cursor: pointer;
}
.intro-btn i { font-size: 16px; }
.intro-btn .zh { display: inline-block; }
.intro-btn--ghost {
  border: 1px solid var(--ink);
  color: var(--ink);
}
.intro-btn--ghost:hover,
.intro-btn--ghost:focus-visible {
  background: var(--ink);
  color: var(--paper);
}
.intro-btn--solid {
  background: var(--rust-bright);
  border: 1px solid var(--rust-bright);
  color: #050909;
}
.intro-btn--solid:hover,
.intro-btn--solid:focus-visible {
  background: var(--rust);
  border-color: var(--rust);
  color: #050909;
}
.booking-open { display: grid; grid-template-columns: 9px 1fr; gap: 14px; align-items: start; margin-top: 38px; padding-top: 25px; border-top: 1px solid var(--ink); color: var(--rust-bright); font: 600 14px/1.7 var(--sans); letter-spacing: .04em; text-transform: uppercase; }
.booking-open i { width: 8px; height: 8px; margin-top: 5px; background: var(--rust-bright); border-radius: 50%; box-shadow: 0 0 0 5px rgba(94, 137, 129, .16); }
.intro-metrics { margin: 0; border-top: 1px solid var(--ink); }
.intro-metrics > div { min-height: 140px; padding: 22px 25px 24px 0; border-right: 1px solid var(--rule); }
.intro-metrics > div:not(:first-child) { padding-left: 25px; }
.intro-metrics > div:last-child { border-right: 0; }
.intro-metrics dt { color: var(--ink-soft); font: 600 14px/1.4 var(--sans); letter-spacing: .15em; text-transform: uppercase; }
.intro-metrics dd { margin: 23px 0 0; font: 300 42px/1 var(--title); }

.dossier-section { border-bottom: 1px solid var(--rule); position: relative; isolation: isolate; }
.dossier-section > div { position: relative; z-index: 1; }
.dossier-section:nth-of-type(odd) { background: rgba(255, 255, 255, .028); }
.dossier-section.section-technical {
  background:
    linear-gradient(180deg, rgba(5, 9, 9, .9), rgba(5, 9, 9, .8) 50%, rgba(5, 9, 9, .94)),
    url("../assets/images/song_canyon.jpg") center 55% / cover no-repeat fixed;
}
.dossier-section.section-technical > div { z-index: 1; }
.dossier-heading > span { color: var(--rust-bright); font: 300 clamp(24px, 2.6vw, 40px)/1 var(--title); letter-spacing: 0; }
.dossier-heading p { margin: 0 0 18px; font-size: 13px; font-weight: 600; line-height: 1.4; letter-spacing: .2em; }
.dossier-heading h2 { margin: 0; color: var(--ink); font: 300 clamp(28px, 3.6vw, 52px)/1.15 var(--title); letter-spacing: 0; }
.dossier-heading h2.zh { font-family: "Noto Serif SC", serif; font-weight: 400; }
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.6; letter-spacing: 0; }
.spec-table tr { border-top: 1px solid var(--rule); }
.spec-table tr:last-child { border-bottom: 1px solid var(--rule); }
.spec-table th, .spec-table td { padding: 15px 14px; text-align: left; vertical-align: top; }
.spec-table th { width: 38%; color: var(--ink-soft); font-weight: 500; white-space: nowrap; }
.spec-table td { color: var(--ink); font-weight: 600; }
.spec-table .pending { color: var(--rust-bright); font-weight: 600; }
.spec-table .table-total { border-top: 1px solid var(--rust); background: rgba(94, 137, 129, .16); }
.spec-table .table-total th, .spec-table .table-total td { color: var(--rust-bright); }
.spec-table .table-total .pending { color: #9cc0b7; }
.programme-list { margin: 0; padding: 0; border-top: 1px solid var(--rule); list-style: none; font-size: 14px; }
.programme-list li { display: flex; justify-content: space-between; gap: 30px; padding: 18px; border-bottom: 1px solid var(--rule); }
.programme-list small { color: var(--ink-soft); font: inherit; }
.programme-list strong { color: var(--rust-bright); font-weight: 600; text-align: right; }

.downloads-grid { border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.material-card { border: 0; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); border-radius: 0; background: transparent; color: var(--ink); cursor: pointer; transition: background .25s, color .25s; }
.material-card i { font-size: 28px; }
.material-card strong { grid-column: 1 / -1; align-self: end; font: 400 clamp(18px, 2vw, 24px)/1.25 var(--title); letter-spacing: .01em; }
.material-card small { grid-column: 1 / -1; margin-top: 12px; color: var(--ink-soft); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; }
.material-number { font-family: var(--sans); font-size: 13px; font-weight: 600; letter-spacing: .18em; }
.material-card:hover, .material-card:focus-visible { background: #5E8981; color: var(--paper); }
.material-card:hover small, .material-card:focus-visible small { color: rgba(236, 233, 223, .85); }
.material-card-primary { background: var(--ink); color: var(--paper); border: 1px solid var(--ink); }
.material-card-primary small { color: rgba(5, 9, 9, .55); }
/* 鼠标进入四个资料卡区域时，01 恢复暗色 */
.downloads-grid:hover .material-card-primary { background: var(--paper); color: var(--ink); }
.downloads-grid:hover .material-card-primary small { color: rgba(236, 233, 223, .62); }
.material-card-primary:hover, .material-card-primary:focus-visible { background: #5E8981; color: var(--paper); }
.material-card-primary:hover small, .material-card-primary:focus-visible small { color: rgba(236, 233, 223, .85); }
.downloads-grid:hover .material-card-primary:hover, .downloads-grid:hover .material-card-primary:focus-visible { background: #5E8981; color: var(--paper); }
.downloads-grid:hover .material-card-primary:hover small, .downloads-grid:hover .material-card-primary:focus-visible small { color: rgba(236, 233, 223, .85); }
.download-status { margin: 20px 0 0; min-height: 22px; color: var(--ink-soft); font-size: 14px; }
.download-status b { color: var(--rust-bright); font-weight: 600; }

.enquiry-section {
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(180deg, rgba(7, 16, 15, .94), rgba(7, 16, 15, .78) 55%, rgba(7, 16, 15, .96)),
    url("../assets/images/song_painting.jpg") center 40% / cover no-repeat fixed;
  color: #f0eee6;
}
.enquiry-section > div { position: relative; z-index: 1; }
@media (prefers-reduced-motion: reduce) {
  .enquiry-section { background-attachment: scroll; }
}
.enquiry-copy .section-code { margin: 0 0 34px; color: #79a49c; font-size: 14px; letter-spacing: .18em; }
.enquiry-copy h2 { margin: 0; font: 300 clamp(42px, 5vw, 72px)/1.05 var(--title); letter-spacing: 0; }
.enquiry-copy h2.zh { font-family: "Noto Serif SC", serif; font-weight: 400; letter-spacing: .02em; }
.enquiry-copy > p:not(.section-code) { margin: 34px 0 0; color: rgba(240, 238, 230, .58); font-size: 15px; letter-spacing: .03em; line-height: 1.8; }
.response-time { display: flex; align-items: center; gap: 12px; margin-top: 50px; color: #79a49c; font-size: 14px; }
.response-time i { font-size: 18px; }
.presenter-form label, .gate-form label { display: grid; align-content: start; gap: 8px; }
.presenter-form label > span, .gate-form label > span { color: rgba(240, 238, 230, .5); font-size: 14px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.form-grid { border-top: 1px solid rgba(240, 238, 230, .18); border-left: 1px solid rgba(240, 238, 230, .18); }
.form-grid label { min-height: 86px; padding: 14px 16px; border-right: 1px solid rgba(240, 238, 230, .18); border-bottom: 1px solid rgba(240, 238, 230, .18); }
.form-grid .form-span-4 { min-height: 150px; }
.presenter-form input, .presenter-form select, .presenter-form textarea, .gate-form input { width: 100%; min-width: 0; padding: 0; border: 0; border-radius: 0; outline: none; background: transparent; color: #f0eee6; font: 400 14px/1.5 var(--sans); }
.presenter-form select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-color: transparent;
  background-image: linear-gradient(45deg, transparent 50%, rgba(240, 238, 230, .55) 50%),
    linear-gradient(135deg, rgba(240, 238, 230, .55) 50%, transparent 50%);
  background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  color: #f0eee6;
  padding-right: 28px;
  color-scheme: dark;
}
.presenter-form select option { color: #0C1010; background-color: rgba(12, 16, 16, .15); background: rgba(12, 16, 16, .15); }
.presenter-form textarea { resize: vertical; }
.presenter-form label:focus-within, .gate-form label:focus-within { background: rgba(121, 164, 156, .08); }
.presenter-form .field-invalid, .gate-form .field-invalid { background: rgba(165, 94, 50, .16); }
.form-footer p, .gate-form > p { margin: 0; color: #d38a5d; font-size: 14px; }
.form-footer button, .gate-form > button, .gate-success button { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; min-width: 210px; min-height: 52px; padding: 0 18px; border: 1px solid rgba(240, 238, 230, .35); border-radius: 0; background: transparent; color: #f0eee6; font-size: 14px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; cursor: pointer; transition: background .25s, color .25s; }
.form-footer button:hover, .gate-form > button:hover, .gate-success button:hover { background: #f0eee6; color: var(--night); }
.form-success-state { padding: 40px 0; }
.form-success-state > i { color: #79a49c; font-size: 40px; }
.form-success-state h3 { max-width: 740px; margin: 28px 0 20px; font: 300 clamp(28px, 3.2vw, 46px)/1.35 "Noto Serif SC", var(--serif); }
.form-success-state p { color: rgba(240, 238, 230, .58); }
.form-success-state button { margin-top: 30px; padding: 12px 0; border: 0; border-bottom: 1px solid rgba(240, 238, 230, .35); background: transparent; color: #f0eee6; cursor: pointer; }

.scale-proof { position: relative; margin: 0; background: #020404; color: #fff; }
.scale-proof::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(2, 4, 4, .05), rgba(2, 4, 4, .65)); pointer-events: none; }
.scale-proof img { display: block; width: 100%; max-height: 62svh; object-fit: cover; filter: saturate(.82) contrast(1.05); }
.scale-proof figcaption { position: absolute; z-index: 1; bottom: 28px; justify-content: space-between; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, .45); font-size: 14px; letter-spacing: .12em; }

.presenter-dialog[aria-hidden="false"] { color: var(--ink); }
.presenter-dialog [jq-dialog-panel] { width: min(980px, 100%) !important; background: var(--paper) !important; border-color: rgba(255, 255, 255, .24) !important; }
.video-dialog img { display: block; width: 100%; max-height: 72svh; object-fit: cover; object-position: center top; background: var(--paper-deep); }
.presenter-dialog .dialog-close { position: absolute; z-index: 5; top: 14px; right: 14px; display: grid; place-items: center; width: 42px; height: 42px; padding: 0; border: 1px solid var(--rule); border-radius: 0; background: transparent; color: var(--ink); cursor: pointer; }
.dialog-layout { min-height: 560px; }
.dialog-intro { background: var(--paper-deep); }
.dialog-intro > span { color: var(--rust-bright); font: 600 14px/1.4 "Noto Sans Mono", Consolas, monospace; letter-spacing: .15em; }
.dialog-intro h2 { margin: 38px 0 24px; font: 300 clamp(32px, 3.3vw, 48px)/1.15 "Noto Serif SC", var(--serif); }
.dialog-intro p, .gate-success p { color: var(--ink-soft); font-size: 14px; line-height: 1.8; }
.gate-form label { min-height: 84px; padding: 13px 0; border-bottom: 1px solid var(--rule); }
.gate-form label:nth-child(odd) { padding-right: 18px; border-right: 1px solid var(--rule); }
.gate-form label:nth-child(even) { padding-left: 18px; }
.gate-form label > span { color: var(--ink-soft); }
.gate-form input { color: var(--ink); }
.gate-form > p { grid-column: 1 / -1; min-height: 20px; margin-top: 16px; }
.gate-form > button { grid-column: 1 / -1; color: var(--ink); border-color: var(--ink); }
.gate-form > button:hover { background: var(--ink); color: var(--paper); }
.gate-success i { color: var(--green); font-size: 40px; }
.gate-success h3 { margin: 24px 0 16px; font: 300 38px/1.2 "Noto Serif SC", var(--serif); }
.gate-success button { margin-top: 20px; color: var(--ink); border-color: var(--ink); }
.video-dialog [jq-dialog-panel] { width: min(1200px, 100%) !important; background: #020404 !important; }
.video-dialog .dialog-close { color: #fff; border-color: rgba(255, 255, 255, .25); background: rgba(0, 0, 0, .45); }
.video-dialog video { display: block; width: 100%; max-height: 82svh; object-fit: contain; }

@media (max-width: 620px) {
  .intro-metrics > div { min-height: 112px; border-bottom: 1px solid var(--rule); }
  .intro-metrics > div:nth-child(2) { border-right: 0; }
  .intro-metrics > div:nth-child(3), .intro-metrics > div:nth-child(4) { border-bottom: 0; }
  .intro-metrics > div:nth-child(3) { padding-left: 0; }
  .intro-metrics dd { margin-top: 15px; font-size: 34px; }
  .spec-table, .spec-table tbody, .spec-table tr, .spec-table th, .spec-table td { display: block; width: 100%; }
  .spec-table tr { padding: 14px 0; }
  .spec-table th { padding: 0 0 6px; font-size: 14px; white-space: nowrap; }
  .spec-table td { padding: 0; font-size: 14px; }
  .spec-table .table-total { padding: 18px; }
  .programme-list li { display: grid; gap: 7px; padding-inline: 0; }
  .programme-list strong { text-align: left; }
  .gate-form label:nth-child(n) { padding-inline: 0; border-right: 0; }
}

@media (max-width: 420px) {
  .form-grid label { min-height: 78px; }
  .intro-metrics > div { padding-right: 14px; }
  .intro-metrics > div:not(:first-child) { padding-left: 14px; }
  .intro-metrics > div:nth-child(3) { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .material-card { transition: none; }
}


/* Demo V3.60 presenters black-gold / flowing-gold tuning. Complex visual CSS only; structure stays atomic-first. */
.presenters-page {
  --paper: #030303;
  --paper-deep: #080604;
  --ink: #f3ecda;
  --ink-soft: rgba(243, 236, 218, .66);
  --rule: rgba(225, 201, 144, .22);
  --rust: #b89865;
  --rust-bright: #e1c990;
  --night: #030303;
  --presenter-gold: #b89865;
  --presenter-gold-hi: #e1c990;
  background: #030303;
  color: var(--ink);
}

.presenters-page .global-nav { border-bottom: 1px solid rgba(225, 201, 144, .18); background: rgba(3, 3, 3, .82); backdrop-filter: blur(16px) saturate(132%); }
.presenters-page .presenters-intro {
  border-bottom-color: rgba(225, 201, 144, .22);
  background:
    radial-gradient(75% 70% at 80% 24%, rgba(184, 152, 101, .22), transparent 58%),
    radial-gradient(54% 44% at 16% 74%, rgba(143, 230, 212, .10), transparent 66%),
    linear-gradient(180deg, rgba(3, 3, 3, .52), rgba(3, 3, 3, .30) 40%, rgba(3, 3, 3, .90) 82%, #030303),
    url("../assets/images/hero_qinglv_3-web-20261007.webp") center 32% / cover no-repeat;
}
.presenters-page .presenters-intro::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image: linear-gradient(90deg, transparent, rgba(225, 201, 144, .28), transparent), repeating-linear-gradient(90deg, transparent 0, transparent calc(12.5% - 1px), rgba(225, 201, 144, .12) 12.5%);
}
.presenters-page .dossier-index,
.presenters-page .section-code,
.presenters-page .dossier-heading p,
.presenters-page .enquiry-copy .section-code,
.presenters-page .download-status b,
.presenters-page .response-time,
.presenters-page .form-success-state > i,
.presenters-page .dialog-intro > span {
  color: var(--presenter-gold-hi);
}
.presenters-page .presenters-title,
.presenters-page .presenters-intro h1,
.presenters-page .dossier-heading h2,
.presenters-page .enquiry-copy h2,
.presenters-page .form-success-state h3,
.presenters-page .dialog-intro h2 {
  color: #fff8e4;
  text-shadow: 0 22px 58px rgba(0, 0, 0, .34);
}
.presenters-page .intro-sub,
.presenters-page .intro-copy,
.presenters-page .dossier-heading h2 + p,
.presenters-page .enquiry-copy > p:not(.section-code),
.presenters-page .form-success-state p {
  color: rgba(243, 236, 218, .70);
}
.presenters-page .intro-btn--ghost,
.presenters-page .downloads-grid,
.presenters-page .material-card,
.presenters-page .form-grid,
.presenters-page .form-grid label,
.presenters-page .spec-table tr,
.presenters-page .programme-list,
.presenters-page .programme-list li {
  border-color: rgba(225, 201, 144, .24);
}
.presenters-page .intro-btn--ghost:hover,
.presenters-page .intro-btn--ghost:focus-visible,
.presenters-page .form-footer button:hover,
.presenters-page .gate-form > button:hover,
.presenters-page .gate-success button:hover {
  background: linear-gradient(180deg, var(--presenter-gold-hi), var(--presenter-gold));
  border-color: var(--presenter-gold-hi);
  color: #030303;
}
.presenters-page .intro-btn--solid,
.presenters-page .material-card:hover,
.presenters-page .material-card:focus-visible,
.presenters-page .material-card-primary:hover,
.presenters-page .material-card-primary:focus-visible,
.presenters-page .downloads-grid:hover .material-card-primary:hover,
.presenters-page .downloads-grid:hover .material-card-primary:focus-visible {
  background: linear-gradient(180deg, var(--presenter-gold-hi), var(--presenter-gold));
  border-color: var(--presenter-gold-hi);
  color: #030303;
}
.presenters-page .intro-btn--solid:hover,
.presenters-page .intro-btn--solid:focus-visible { filter: brightness(1.06); }
.presenters-page .booking-open,
.presenters-page .dossier-heading > span,
.presenters-page .programme-list strong,
.presenters-page .spec-table .pending,
.presenters-page .spec-table .table-total th,
.presenters-page .spec-table .table-total td {
  color: var(--green-hi);
}
.presenters-page .booking-open i { background: var(--green-hi); box-shadow: 0 0 0 5px rgba(143, 230, 212, .14), 0 0 18px rgba(143, 230, 212, .26); }
.presenters-page .dossier-section { border-bottom-color: rgba(225, 201, 144, .18); background: #030303; }
.presenters-page .dossier-section:nth-of-type(odd) { background: linear-gradient(180deg, rgba(184, 152, 101, .035), rgba(143, 230, 212, .018)); }
.presenters-page .dossier-section.section-technical {
  background:
    radial-gradient(720px 460px at 82% 20%, rgba(184, 152, 101, .16), transparent 64%),
    linear-gradient(180deg, rgba(3, 3, 3, .92), rgba(3, 3, 3, .76) 52%, rgba(3, 3, 3, .96)),
    url("../assets/images/song_painting_1-web-20261007.webp") center 18% / cover no-repeat fixed;
}
.presenters-page .enquiry-section {
  background:
    radial-gradient(720px 460px at 82% 20%, rgba(184, 152, 101, .16), transparent 64%),
    linear-gradient(180deg, rgba(3, 3, 3, .92), rgba(3, 3, 3, .76) 52%, rgba(3, 3, 3, .96)),
    url("../assets/images/song_painting_3-web-20261007.webp") center 68% / cover no-repeat fixed;
}
.presenters-page .material-card-primary,
.presenters-page .downloads-grid:hover .material-card-primary { background: rgba(225, 201, 144, .08); color: #fff8e4; border-color: rgba(225, 201, 144, .30); }
.presenters-page .material-card small,
.presenters-page .download-status,
.presenters-page .spec-table th,
.presenters-page .programme-list small,
.presenters-page .presenter-form label > span,
.presenters-page .gate-form label > span { color: rgba(243, 236, 218, .58); }
.presenters-page .spec-table td,
.presenters-page .material-card strong { color: rgba(255, 248, 228, .88); }
.presenters-page .scale-proof::after { background: linear-gradient(180deg, rgba(3, 3, 3, .06), rgba(3, 3, 3, .74)); }
.presenters-page .scale-proof figcaption { border-top-color: rgba(225, 201, 144, .46); color: rgba(255, 248, 228, .82); }
.presenters-page .presenter-dialog[aria-hidden="false"] { color: #f3ecda; }
.presenters-page .presenter-dialog [jq-dialog-panel] { background: #080604 !important; border-color: rgba(225, 201, 144, .28) !important; box-shadow: 0 34px 90px rgba(0,0,0,.55); }
.presenters-page .dialog-intro { background: linear-gradient(180deg, rgba(184, 152, 101, .08), rgba(143, 230, 212, .04)); }
.presenters-page .dialog-close,
.presenters-page .gate-form > button,
.presenters-page .gate-success button { color: #f3ecda; border-color: rgba(225, 201, 144, .30); }
.presenters-page .gate-form input { color: #f3ecda; }
.presenters-page .video-dialog [jq-dialog-panel] { background: #030303 !important; }
.presenters-page .industry-links { border-block: 1px solid rgba(225, 201, 144, .24); background: #030303; }
.presenters-page .industry-links a { border-color: rgba(225, 201, 144, .24); color: rgba(243, 236, 218, .78); transition: color 280ms ease, background 280ms ease; }
.presenters-page .industry-links a:hover,
.presenters-page .industry-links a:focus-visible { color: var(--presenter-gold-hi); background: linear-gradient(90deg, rgba(184, 152, 101, .10), rgba(143, 230, 212, .06)); }
.presenters-page .industry-links i { color: var(--green-hi); }


/* Demo V3.60 custom ul/li select for presenter enquiry form. */
.presenters-page .custom-select-field { position: relative; }
.presenters-page .custom-select-native { position: absolute !important; left: 0; bottom: 10px; width: 1px !important; height: 1px !important; opacity: 0 !important; pointer-events: none !important; }
.presenters-page .jquan-select { position: relative; width: 100%; min-width: 0; }
.presenters-page .jquan-select__button { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; min-height: 30px; padding: 0; border: 0; background: transparent; color: #f3ecda; font: 400 14px/1.5 var(--sans); text-align: left; cursor: pointer; }
.presenters-page .jquan-select__button i { flex: 0 0 auto; color: var(--green-hi); font-size: 16px; transition: transform 240ms ease; }
.presenters-page .jquan-select.is-open .jquan-select__button i { transform: rotate(180deg); }
.presenters-page .jquan-select__button[data-empty="true"] span { color: rgba(243, 236, 218, .42); }
.presenters-page .jquan-select__list { position: absolute; z-index: 20; top: calc(100% + 13px); right: -16px; left: -16px; max-height: 252px; margin: 0; padding: 6px; overflow-y: auto; list-style: none; border: 1px solid rgba(225, 201, 144, .32); background: rgba(3, 3, 3, .94); box-shadow: 0 22px 54px rgba(0, 0, 0, .52), inset 0 0 0 1px rgba(255, 248, 228, .04); backdrop-filter: blur(16px) saturate(132%); }
.presenters-page .jquan-select__list::before { content: ""; position: sticky; top: -6px; display: block; height: 2px; margin: -6px -6px 6px; background: linear-gradient(90deg, #b89865, var(--green-hi), #e1c990); }
.presenters-page .jquan-select__option { display: flex; align-items: center; justify-content: space-between; min-height: 40px; padding: 0 12px; color: rgba(243, 236, 218, .74); font: 500 14px/1.35 var(--sans); letter-spacing: .04em; cursor: pointer; transition: background 180ms ease, color 180ms ease, transform 180ms ease; }
.presenters-page .jquan-select__option:hover,
.presenters-page .jquan-select__option[aria-selected="true"] { background: linear-gradient(90deg, rgba(184, 152, 101, .16), rgba(143, 230, 212, .08)); color: #fff8e4; }
.presenters-page .jquan-select__option[aria-selected="true"]::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green-hi); box-shadow: 0 0 12px rgba(143, 230, 212, .45); }
.presenters-page .field-invalid .jquan-select__button { color: #fff8e4; }
.presenters-page .field-invalid .jquan-select__list,
.presenters-page .field-invalid .jquan-select__button { outline: 1px solid rgba(225, 201, 144, .32); outline-offset: 6px; }


/* Demo V3.60 task3 art direction pass: presenters dossier black-gold refinement. */
.presenters-page .presenters-intro::before,
.presenters-page .enquiry-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background:
    linear-gradient(90deg, transparent, rgba(225, 201, 144, .28), transparent),
    repeating-linear-gradient(90deg, transparent 0, transparent calc(12.5% - 1px), rgba(225, 201, 144, .12) 12.5%);
  mix-blend-mode: screen;
}
.presenters-page .intro-metrics,
.presenters-page .intro-metrics > div,
.presenters-page .dossier-index {
  border-color: rgba(225, 201, 144, .24);
}
.presenters-page .intro-metrics dd {
  color: #fff8e4;
  text-shadow: 0 0 24px rgba(225, 201, 144, .14);
}
.presenters-page .dossier-heading {
  position: relative;
}
.presenters-page .dossier-heading::after {
  content: "";
  position: absolute;
  left: 0;
  top: 58px;
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, #e1c990, var(--green-hi));
  box-shadow: 0 0 16px rgba(143, 230, 212, .20);
}
.presenters-page .dossier-heading > span {
  background: linear-gradient(180deg, #fff8e4, #b89865 62%, var(--green-hi));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.presenters-page .dossier-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .0;
  background: radial-gradient(620px 320px at 72% 24%, rgba(225, 201, 144, .12), transparent 68%);
  transition: opacity 360ms ease;
}
.presenters-page .dossier-section:hover::before {
  opacity: 1;
}
.presenters-page .spec-table tr,
.presenters-page .programme-list li {
  transition: background 240ms ease, border-color 240ms ease;
}
.presenters-page .spec-table tr:hover,
.presenters-page .programme-list li:hover {
  background: linear-gradient(90deg, rgba(184, 152, 101, .10), rgba(143, 230, 212, .035));
  border-color: rgba(225, 201, 144, .36);
}
.presenters-page .material-card {
  position: relative;
  overflow: hidden;
}
.presenters-page .material-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, #b89865, var(--green-hi), #e1c990);
  opacity: .42;
  transform: scaleX(.34);
  transform-origin: left center;
  transition: transform 360ms var(--ease), opacity 360ms ease;
}
.presenters-page .material-card:hover::before,
.presenters-page .material-card:focus-visible::before {
  opacity: 1;
  transform: scaleX(1);
}
.presenters-page .material-number {
  color: rgba(225, 201, 144, .80);
}
.presenters-page .enquiry-section::after {
  content: "";
  position: absolute;
  right: min(7vw, 92px);
  top: clamp(88px, 11vw, 150px);
  width: min(28vw, 360px);
  aspect-ratio: 1;
  pointer-events: none;
  border: 1px solid rgba(225, 201, 144, .20);
  box-shadow: 0 0 0 46px rgba(225, 201, 144, .035), inset 0 0 42px rgba(143, 230, 212, .045);
  opacity: .48;
}
.presenters-page .jquan-select__list {
  background:
    linear-gradient(180deg, rgba(8, 6, 4, .96), rgba(3, 3, 3, .96)),
    rgba(3, 3, 3, .94);
}
@media (max-width: 760px) {
  .presenters-page .dossier-heading::after { top: 50px; }
  .presenters-page .enquiry-section::after { opacity: .20; right: -110px; width: 260px; }
}


/* Demo V3.60 final art/UI sweep: presenters closing polish. */
.presenters-page .form-footer button,
.presenters-page .gate-form > button,
.presenters-page .gate-success button {
  box-shadow: inset 0 0 0 1px rgba(255, 248, 228, .035);
}
.presenters-page .form-grid label:hover {
  background: linear-gradient(90deg, rgba(184, 152, 101, .08), rgba(143, 230, 212, .03));
}
.presenters-page .site-footer { border-top-color: rgba(225, 201, 144, .22); }
.cooperation-verification { margin-top: 24px; padding: 20px; border: 1px solid var(--line); }
.cooperation-verification [data-cooperation-cap-status] { margin: 12px 0; overflow-wrap: anywhere; }
.cooperation-verification [data-cooperation-cap-retry] { cursor: pointer; text-decoration: underline; }
[data-presenter-enquiry] button:disabled { cursor: wait; opacity: .65; }
.pack-verification {
  grid-column: 1 / -1;
  padding: 16px;
  border: 1px solid var(--rule);
}
.pack-verification[hidden] { display: none; }
.pack-verification p { margin: 12px 0; }
.pack-verification button { padding: 8px 12px; border: 1px solid var(--rule); color: var(--ink); }
[data-pack-form] button:disabled { cursor: wait; opacity: .65; }
#technical-pack-dialog .pack-success-close {
  position: static !important;
  margin-top: 20px;
}