:root {
  /* ---- Change the meeting palette here ---- */
  --green: #048769;
  --magenta: #c8285e;
  --pale-green: #d7e7c5;
  --cream: #f3dda1;
  --ink: #17191a;
  --ink-soft: #2b3030;
  --paper: #f7f6f1;
  --paper-2: #eeefe9;
  --line: #d8d9d3;
  --white: #ffffff;
  --muted: #68716e;
  --danger: #a61946;

  --content: 1180px;
  --radius: 18px;
  --shadow: 0 18px 55px rgba(17, 28, 25, .09);
  --header-h: 72px;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.58;
}
img { max-width: 100%; display: block; }
a { color: var(--green); text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { color: var(--magenta); }
button, input, textarea, select { font: inherit; }

.skip-link {
  position: fixed; left: 12px; top: -100px; z-index: 999;
  padding: .65rem .9rem; background: var(--white); color: var(--ink); border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  min-height: var(--header-h);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
}
.nav-wrap {
  max-width: var(--content); margin: 0 auto; padding: 0 22px;
  min-height: var(--header-h); display: flex; align-items: center; gap: 28px;
}
.brand {
  color: var(--ink); text-decoration: none; font-weight: 760; letter-spacing: -.02em;
  white-space: nowrap;
}
.brand .brand-short { display: none; }
.nav-toggle {
  display: none; margin-left: auto; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  border-radius: 9px; padding: .5rem .75rem; cursor: pointer;
}
.site-nav { margin-left: auto; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 19px; }
.site-nav a { color: var(--ink-soft); text-decoration: none; font-size: .94rem; font-weight: 580; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--green); }

.hero {
  position: relative; overflow: hidden;
  min-height: calc(84vh - var(--header-h));
  background: var(--ink);
  color: var(--white);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(23,25,26,.99) 0%, rgba(23,25,26,.98) 32%, rgba(23,25,26,.72) 55%, rgba(23,25,26,.14) 100%),
    radial-gradient(circle at 83% 48%, rgba(4,135,105,.12), transparent 34%);
  z-index: 2; pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: .23;
  background-image:
    linear-gradient(rgba(215,231,197,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(215,231,197,.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent 0%, transparent 52%, black 100%);
}
.hero-image {
  position: absolute; z-index: 0; right: -2.5vw; top: -10%;
  height: 124%; width: min(68vw, 900px); object-fit: cover; object-position: 56% 44%;
  opacity: .9; filter: saturate(.95) contrast(1.04);
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.1) 11%, rgba(0,0,0,.95) 38%, black 100%);
}
.hero-top-mask {
  position: absolute; z-index: 1; right: 0; top: 0; height: 22%; width: 67%;
  background: linear-gradient(180deg, var(--ink) 6%, rgba(23,25,26,.96) 35%, transparent 100%);
  pointer-events: none;
}
.hero-inner {
  max-width: var(--content); min-height: calc(84vh - var(--header-h)); margin: 0 auto; padding: 94px 22px 84px;
  display: flex; align-items: center; position: relative; z-index: 3;
}
.hero-copy { max-width: 650px; }
.eyebrow {
  margin: 0 0 1rem; color: var(--pale-green); font-size: .84rem; font-weight: 760;
  letter-spacing: .14em; text-transform: uppercase;
}
.hero h1 {
  margin: 0; max-width: 720px; font-size: clamp(2.65rem, 5.0vw, 4.9rem); line-height: 1.01;
  letter-spacing: -.055em; font-weight: 760;
}
.hero-date { margin: 1.65rem 0 0; font-size: clamp(1.2rem, 2vw, 1.55rem); font-weight: 640; color: var(--pale-green); }
.hero-location { margin: .12rem 0 0; font-size: 1.08rem; color: #d6dedb; }
.hero-lead { max-width: 560px; margin: 1.55rem 0 0; color: #d8dcda; font-size: 1.08rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2rem; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 46px; padding: .72rem 1.05rem; border-radius: 10px;
  text-decoration: none; font-weight: 700; border: 1px solid transparent; cursor: pointer;
}
.button-primary { background: var(--green); color: var(--white); }
.button-primary:hover { background: #066f59; color: var(--white); }
.button-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,.32); }
.button-secondary:hover { border-color: var(--pale-green); color: var(--pale-green); }
.button-magenta { background: var(--magenta); color: var(--white); }
.button-magenta:hover { background: #a91f4d; color: var(--white); }

.fact-strip { background: var(--green); color: var(--white); }
.fact-grid {
  max-width: var(--content); margin: 0 auto; padding: 0 22px;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.fact { padding: 24px 20px; border-right: 1px solid rgba(255,255,255,.2); }
.fact:first-child { padding-left: 0; }
.fact:last-child { border-right: 0; }
.fact-label { display: block; font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; opacity: .78; }
.fact-value { display: block; margin-top: .25rem; font-size: 1.06rem; font-weight: 760; }

.section { padding: 86px 22px; }
.section.compact { padding-top: 58px; padding-bottom: 58px; }
.section-alt { background: var(--paper-2); }
.container { max-width: var(--content); margin: 0 auto; }
.section-kicker { color: var(--magenta); text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 760; }
.section-title { margin: .35rem 0 .8rem; font-size: clamp(2rem, 3.5vw, 3.3rem); line-height: 1.06; letter-spacing: -.035em; }
.section-lead { max-width: 760px; margin: 0; color: var(--muted); font-size: 1.08rem; }
.two-col { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: start; }

.deadline-panel {
  border-left: 3px solid var(--magenta); background: var(--white); padding: 22px 24px;
  box-shadow: var(--shadow); border-radius: 0 var(--radius) var(--radius) 0;
}
.deadline-panel strong { display: block; }
.deadline-panel p { margin: .25rem 0 0; color: var(--muted); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 34px; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 25px;
}
.card h3 { margin: 0 0 .45rem; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); }
.card .tag { display: inline-block; margin-bottom: 1rem; font-size: .78rem; font-weight: 760; color: var(--green); }

.speaker-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 860px; }
.speaker-card { padding: 0; overflow: hidden; }
.speaker-avatar {
  position: relative; aspect-ratio: 4 / 3; display: grid; place-items: center; overflow: hidden;
  background: color-mix(in srgb, var(--pale-green) 48%, var(--paper));
  border-bottom: 1px solid var(--line); color: var(--muted);
}
.speaker-avatar::before {
  content: ""; position: absolute; width: 68px; height: 68px; border-radius: 50%;
  top: 22%; background: color-mix(in srgb, var(--green) 20%, var(--white));
  border: 2px solid color-mix(in srgb, var(--green) 42%, var(--white));
}
.speaker-avatar::after {
  content: ""; position: absolute; width: 150px; height: 82px; border-radius: 90px 90px 0 0;
  bottom: 0; background: color-mix(in srgb, var(--green) 16%, var(--white));
  border: 2px solid color-mix(in srgb, var(--green) 35%, var(--white)); border-bottom: 0;
}
.speaker-avatar span { position: relative; z-index: 1; align-self: end; margin-bottom: 12px; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.speaker-card-copy { padding: 25px; }

.programme-preview {
  margin-top: 34px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white);
}
.programme-row { display: grid; grid-template-columns: 140px 1fr; border-bottom: 1px solid var(--line); }
.programme-row:last-child { border-bottom: 0; }
.programme-time { padding: 17px 20px; font-weight: 760; color: var(--green); background: color-mix(in srgb, var(--pale-green) 45%, var(--white)); }
.programme-item { padding: 17px 22px; }
.programme-item strong { display: block; }
.programme-item span { color: var(--muted); font-size: .92rem; }
.programme-day + .programme-day { margin-top: 34px; }
.programme-day-title { margin: 0 0 12px; font-size: 1.35rem; }
.programme-session { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.programme-session + .programme-session { margin-top: 16px; }
.programme-session-title { margin: 0; padding: 12px 20px; font-size: .86rem; letter-spacing: .08em; text-transform: uppercase; color: var(--green); background: color-mix(in srgb, var(--pale-green) 45%, var(--white)); border-bottom: 1px solid var(--line); }
.programme-session .programme-row { grid-template-columns: 120px 1fr; }
.programme-empty { padding: 18px 22px; color: var(--muted); }

.page-hero { background: var(--ink); color: var(--white); padding: 72px 22px 66px; }
.page-hero .container { position: relative; }
.page-hero h1 { margin: 0; font-size: clamp(2.7rem, 5vw, 5rem); line-height: 1; letter-spacing: -.05em; }
.page-hero p { max-width: 760px; margin: 1rem 0 0; color: #d3d9d6; font-size: 1.08rem; }

.form-shell { max-width: 860px; }
.form-card {
  margin-top: 28px; padding: 28px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.form-card h2 { margin-top: 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid.one { grid-template-columns: 1fr; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
label, legend { font-weight: 680; }
.field small, .help { color: var(--muted); font-size: .88rem; }
input[type="text"], input[type="email"], textarea, select {
  width: 100%; border: 1px solid #b9c0bd; border-radius: 9px; background: #fff; color: var(--ink);
  padding: .72rem .8rem; min-height: 44px;
}
textarea { min-height: 160px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 3px solid color-mix(in srgb, var(--green) 22%, transparent); border-color: var(--green); }
fieldset { border: 0; padding: 0; margin: 0; }
.choice-row { display: flex; flex-wrap: wrap; gap: 14px 20px; }
.choice { display: inline-flex; gap: .55rem; align-items: flex-start; font-weight: 500; }
.choice input { margin-top: .28rem; }
.counter { text-align: right; color: var(--muted); font-size: .9rem; margin-top: 4px; }
.counter.over { color: var(--danger); font-weight: 760; }
.author-block { border: 1px solid var(--line); border-radius: 13px; padding: 18px; margin-bottom: 14px; background: #fafbf8; }
.author-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 13px; }
.author-head strong { font-size: 1rem; }
.remove-author { background: transparent; border: 0; color: var(--magenta); cursor: pointer; font-weight: 700; }
.form-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.status { color: var(--muted); font-size: .92rem; }
.notice { padding: 15px 17px; border-radius: 10px; background: color-mix(in srgb, var(--pale-green) 45%, var(--white)); border-left: 3px solid var(--green); }
.notice.warn { background: #fff5e7; border-left-color: #c27a12; }

.site-footer { background: #101313; color: #c7cfcc; padding: 48px 22px 28px; }
.footer-grid { max-width: var(--content); margin: 0 auto; display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 40px; }
.footer-title { color: var(--white); font-weight: 760; }
.footer-links { list-style: none; padding: 0; margin: .7rem 0 0; }
.footer-links li { margin: .3rem 0; }
.footer-links a { color: #c7cfcc; text-decoration: none; }
.footer-links a:hover { color: var(--pale-green); }
.footer-bottom { max-width: var(--content); margin: 30px auto 0; padding-top: 20px; border-top: 1px solid #2c3331; font-size: .86rem; color: #8f9a96; }

.legal-copy { max-width: 820px; }
.legal-copy h2 { margin-top: 2.2rem; }
.placeholder { display: inline-block; background: #fff1ba; color: #5a4300; padding: .05rem .35rem; border-radius: 4px; }

@media (max-width: 900px) {
  .brand .brand-long { display: none; }
  .brand .brand-short { display: inline; }
  .nav-toggle { display: inline-flex; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: var(--header-h); background: var(--paper); border-bottom: 1px solid var(--line); padding: 14px 22px 20px; }
  .site-nav.open { display: block; }
  .site-nav ul { align-items: stretch; flex-direction: column; gap: 2px; }
  .site-nav a { display: block; padding: .58rem 0; }
  .hero { min-height: auto; }
  .hero-inner { min-height: 720px; padding-top: 68px; padding-bottom: 60px; align-items: flex-start; }
  .hero-copy { max-width: 630px; }
  .hero-image { width: 92vw; height: 73%; top: 29%; right: -17vw; opacity: .55; object-position: 54% 50%; }
  .hero::before { background: linear-gradient(180deg, rgba(23,25,26,1) 0%, rgba(23,25,26,.98) 46%, rgba(23,25,26,.57) 73%, rgba(23,25,26,.38) 100%); }
  .hero-top-mask { width: 100%; height: 35%; }
  .fact-grid { grid-template-columns: 1fr 1fr; }
  .fact { border-bottom: 1px solid rgba(255,255,255,.18); }
  .fact:nth-child(2) { border-right: 0; }
  .fact:nth-child(3), .fact:nth-child(4) { border-bottom: 0; }
  .fact:nth-child(3) { padding-left: 0; }
  .two-col { grid-template-columns: 1fr; gap: 34px; }
  .cards, .speaker-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .nav-wrap { padding: 0 16px; }
  .section { padding: 64px 16px; }
  .page-hero { padding: 56px 16px 52px; }
  .hero-inner { min-height: 690px; padding: 54px 16px 48px; }
  .hero h1 { font-size: clamp(2.55rem, 11.5vw, 3.9rem); }
  .button-row .button { width: 100%; }
  .fact-grid { padding: 0 16px; grid-template-columns: 1fr; }
  .fact, .fact:first-child, .fact:nth-child(3) { padding: 18px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .fact:last-child { border-bottom: 0; }
  .form-card { padding: 20px 17px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .programme-row { grid-template-columns: 98px 1fr; }
  .programme-time { padding: 14px 12px; }
  .programme-item { padding: 14px 15px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
}

@media print {
  .site-header, .site-footer, .button-row, .nav-toggle { display: none !important; }
  body { background: #fff; }
  .page-hero { background: #fff; color: #000; padding: 20px 0; }
  .page-hero p { color: #333; }
  .section { padding: 20px 0; }
}