/* ============================================================================
   PASS IT ON — a warm kindness relay for the FND community.
   A bright, energetic identity: sunrise magenta→coral→gold, floating hearts,
   and a signature "relay" motif (a small start that grows and is passed on).
   Navy is kept only as grounding ink and for the night-sky live map. Every
   class the chain-* views use is defined here; nothing is left to the global
   stylesheet (whose defaults are dark-on-dark inside these colourful heroes).
   ========================================================================== */
:root {
  --chain-navy: #101d44;      /* deep ink / structure */
  --chain-ink: #23203a;       /* body text on light */
  --chain-pink: #e6006e;      /* vivid magenta — the campaign's heartbeat */
  --chain-pink-deep: #b8005a;
  --chain-coral: #ff5a5f;     /* warm coral */
  --chain-amber: #ff8a1f;     /* orange bridge */
  --chain-gold: #ffb020;      /* warm gold */
  --chain-muted: #6c6270;     /* muted text on light (warm grey) */
  --chain-line: #f0e0e4;      /* warm hairline */
  --chain-bg: #fff6ef;        /* warm ivory page */
  --chain-cream: #fffaf5;
  --chain-shadow: 24px 48px rgba(184, 0, 90, 0.10);
  --chain-r: 18px;
}

.chain-page {
  background:
    radial-gradient(900px 480px at 88% -80px, rgba(255, 176, 32, 0.14), transparent 60%),
    radial-gradient(760px 520px at -6% 220px, rgba(255, 90, 95, 0.10), transparent 60%),
    var(--chain-bg);
  color: var(--chain-ink);
}
.chain-wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.15rem; }
.chain-section { padding: 2.6rem 0; }
.chain-section > .chain-wrap > h2,
.chain-section h2 { color: var(--chain-navy); font-size: clamp(1.5rem, 3.2vw, 2.15rem); margin: 0 0 1rem; letter-spacing: -0.01em; }

/* ---- Hero -----------------------------------------------------------------
   The old navy-over-photo hero read as sombre. This is a bright sunrise:
   magenta melting into coral and gold, lifted with warm glows, fine grain
   and a soft wave that pours into the ivory page. Shared by every chain page. */
.chain-hero {
  position: relative; overflow: hidden; isolation: isolate;
  color: #fff; padding: clamp(2.6rem, 6vw, 4.2rem) 0 clamp(3.2rem, 6vw, 4rem);
  background:
    radial-gradient(1150px 640px at 84% -12%, rgba(255, 190, 60, 0.72), transparent 58%),
    radial-gradient(900px 720px at -8% 118%, rgba(255, 90, 95, 0.66), transparent 60%),
    radial-gradient(680px 520px at 112% 116%, rgba(255, 138, 31, 0.55), transparent 55%),
    linear-gradient(128deg, #e6006e 0%, #d5176c 30%, #ff5a5f 72%, #ff8340 100%);
}
/* Fine grain for depth (kills the flat "CSS gradient" look). */
.chain-hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  opacity: 0.5; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* Soft wave pouring into the page — a signature edge, not a hard rectangle. */
.chain-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; z-index: 1; height: 46px;
  pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60' preserveAspectRatio='none'%3E%3Cpath fill='%23fff6ef' d='M0,42 C220,74 470,8 720,30 C980,52 1210,70 1440,28 L1440,60 L0,60 Z'/%3E%3C/svg%3E") bottom/100% 100% no-repeat;
}
.chain-hero .chain-wrap { position: relative; z-index: 3; }
.chain-landing-hero { padding: clamp(2.8rem, 6.5vw, 4.6rem) 0 clamp(3.4rem, 6vw, 4.4rem); }
.chain-landing-hero h1 { max-width: 18ch; font-size: clamp(2.2rem, 5.6vw, 4rem); }

/* The global stylesheet colours h1, .lead and .eyebrow dark — all dark-on-warm
   inside this hero, so each is pinned to white here. */
.chain-hero .eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  text-transform: uppercase; letter-spacing: .14em; font-size: .74rem; font-weight: 800; margin: 0 0 1rem;
  padding: .4rem .85rem; border-radius: 999px;
  background: rgba(255, 255, 255, 0.18); border: 1px solid rgba(255, 255, 255, 0.42);
  color: #fff !important; backdrop-filter: blur(4px);
}
.chain-hero .eyebrow::before {
  content: ""; width: .5rem; height: .5rem; border-radius: 999px; background: var(--chain-gold);
  box-shadow: 0 0 0 3px rgba(255, 176, 32, 0.35);
}
.chain-hero .eyebrow a { color: inherit; text-decoration: none; }
.chain-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); margin: 0 0 .7rem; line-height: 1.05; color: #fff;
  letter-spacing: -0.02em; text-shadow: 0 3px 24px rgba(120, 0, 55, 0.28);
}
.chain-hero p.lead, .chain-hero .lead {
  font-size: clamp(1.06rem, 2.3vw, 1.32rem); max-width: 60ch; margin: 0 0 1.5rem;
  color: rgba(255, 255, 255, 0.96); line-height: 1.5;
}
.chain-hero p.lead strong, .chain-hero p.lead a { color: #fff; }

/* Staggered entrance for the hero block. */
.chain-hero .eyebrow,
.chain-hero .chain-brand-lockup,
.chain-hero h1,
.chain-hero .lead,
.chain-hero .chain-cta-row,
.chain-hero .chain-hero-path,
.chain-hero .chain-stats { animation: chainRise .7s cubic-bezier(.2, .7, .3, 1) both; }
.chain-hero .chain-brand-lockup { animation-delay: .02s; }
.chain-hero h1 { animation-delay: .08s; }
.chain-hero .lead { animation-delay: .16s; }
.chain-hero .chain-cta-row { animation-delay: .24s; }
.chain-hero .chain-hero-path { animation-delay: .32s; }
.chain-hero .chain-stats { animation-delay: .4s; }
@keyframes chainRise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* Floating heart / spark decoration layer (partials/chain-hero-deco). */
.chain-hero-deco { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.chain-hero-deco .h {
  position: absolute; color: rgba(255, 255, 255, 0.9); font-size: 1.5rem; opacity: 0;
  animation: chainFloat linear infinite;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
}
.chain-hero-deco .h.g { color: rgba(255, 214, 130, 0.95); }
.chain-hero-deco .h:nth-child(1) { left: 8%;  bottom: -8%; font-size: 1.2rem; animation-duration: 15s; animation-delay: -2s; }
.chain-hero-deco .h:nth-child(2) { left: 24%; bottom: -8%; font-size: 2rem;   animation-duration: 19s; animation-delay: -8s; }
.chain-hero-deco .h:nth-child(3) { left: 46%; bottom: -8%; font-size: 1rem;   animation-duration: 13s; animation-delay: -5s; }
.chain-hero-deco .h:nth-child(4) { left: 63%; bottom: -8%; font-size: 1.7rem; animation-duration: 21s; animation-delay: -11s; }
.chain-hero-deco .h:nth-child(5) { left: 78%; bottom: -8%; font-size: 1.25rem;animation-duration: 17s; animation-delay: -3s; }
.chain-hero-deco .h:nth-child(6) { left: 90%; bottom: -8%; font-size: 1.9rem; animation-duration: 23s; animation-delay: -14s; }
@keyframes chainFloat {
  0%   { opacity: 0; transform: translateY(0) rotate(0deg); }
  12%  { opacity: .85; }
  85%  { opacity: .5; }
  100% { opacity: 0; transform: translateY(-118vh) rotate(24deg); }
}

/* The three-beat "how it flows" chips inside heroes. */
.chain-cta-row { display: flex; flex-wrap: wrap; gap: .7rem; }
.chain-hero-path {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem;
  max-width: 860px; margin: 1.4rem 0 0;
}
.chain-hero-path span {
  position: relative; display: flex; align-items: center; gap: .6rem;
  padding: .7rem .85rem; border-radius: 14px;
  background: rgba(255, 255, 255, 0.16); border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff; font-weight: 800; font-size: .9rem; backdrop-filter: blur(6px);
}
.chain-hero-path span + span::before {
  content: "➜"; position: absolute; color: rgba(255, 255, 255, 0.9); font-size: .9rem;
  left: -.68rem; top: 50%; transform: translate(-50%, -50%);
}
.chain-hero-path b {
  display: grid; place-items: center; flex: 0 0 1.9rem; width: 1.9rem; height: 1.9rem;
  border-radius: 999px; background: var(--chain-gold); color: #5a2b00; font-size: .95rem;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.14);
}
.chain-section-lead {
  color: var(--chain-muted); font-size: 1.08rem; max-width: 62ch; margin: -0.3rem 0 1.4rem; line-height: 1.6;
}

/* ---- Brand lockup (partials/chain-brandmark) ------------------------------ */
/* The logo is multi-colour on transparency; a white badge keeps it crisp and
   legible on the bright hero. */
.chain-brand-lockup {
  display: inline-flex; align-items: center; margin: 0 0 1.2rem;
  background: #fff; border-radius: 16px; padding: .6rem 1.05rem;
  box-shadow: 0 14px 34px rgba(120, 0, 55, 0.22);
}
.chain-brand-logo { display: block; height: clamp(50px, 8.5vw, 76px); width: auto; }

/* ---- "Why nominate three" growth burst ------------------------------------ */
.chain-growth {
  margin-top: 1.6rem; padding: 1.5rem 1.5rem; border-radius: var(--chain-r);
  background: linear-gradient(135deg, #fff, #fff2f7 60%, #fff5ec);
  border: 1px solid var(--chain-line); box-shadow: 0 10px 30px rgba(184, 0, 90, 0.06);
}
.chain-growth h3 { margin: 0 0 .5rem; color: var(--chain-navy); font-size: 1.2rem; }
.chain-growth > p { margin: 0 0 1rem; color: var(--chain-ink); line-height: 1.6; }
.chain-growth-math { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.chain-growth-math li {
  display: flex; align-items: center; gap: .6rem;
  padding: .7rem .85rem; border-radius: 12px; background: #fff; border: 1px solid var(--chain-line);
  color: var(--chain-ink); font-size: .95rem; box-shadow: 0 2px 8px rgba(184, 0, 90, 0.04);
}
.chain-growth-math li strong { color: var(--chain-pink); }
.chain-growth-dots { display: flex; flex-wrap: wrap; gap: 1.1rem; margin: 0 0 1rem; }
.chain-growth-tier { text-align: center; }
.chain-growth-tier .dots { display: grid; gap: .28rem; justify-content: center; margin-bottom: .4rem; }
.chain-growth-tier .dots.d1 { grid-template-columns: 1fr; }
.chain-growth-tier .dots.d3 { grid-template-columns: repeat(3, 1fr); }
.chain-growth-tier .dots.d9 { grid-template-columns: repeat(3, 1fr); }
.chain-growth-tier i {
  display: block; width: .8rem; height: .8rem; border-radius: 999px;
  background: radial-gradient(circle at 35% 30%, #ffd98a, var(--chain-gold));
  box-shadow: 0 0 8px rgba(255, 176, 32, 0.55);
}
.chain-growth-tier.t3 i { background: radial-gradient(circle at 35% 30%, #ffb0d0, var(--chain-pink)); box-shadow: 0 0 8px rgba(230, 0, 110, 0.4); }
.chain-growth-tier.t9 i { background: radial-gradient(circle at 35% 30%, #ffb59a, var(--chain-coral)); box-shadow: 0 0 8px rgba(255, 90, 95, 0.4); }
.chain-growth-tier b { display: block; color: var(--chain-navy); font-size: 1.5rem; line-height: 1; }
.chain-growth-tier span { color: var(--chain-muted); font-size: .8rem; }
.chain-growth-arrow { align-self: center; color: var(--chain-pink); font-size: 1.4rem; font-weight: 800; }

.chain-not-that { border: 1px solid var(--chain-line); }
.chain-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.chain-compare > div {
  padding: 1.15rem; border-radius: 14px; border: 1px solid var(--chain-line);
}
.chain-compare > div:first-child { background: linear-gradient(160deg, #fff2f7, #fff); }
.chain-compare > div:last-child { background: #f7f9fc; }
.chain-compare h3 { margin: 0 0 .4rem; color: var(--chain-navy); font-size: 1.08rem; }
.chain-compare p { margin: 0 0 .9rem; color: var(--chain-muted); font-size: .95rem; line-height: 1.55; }
@media (max-width: 700px) { .chain-compare { grid-template-columns: 1fr; } }

.chain-start-checklist { margin: 0; padding-left: 1.15rem; color: var(--chain-ink); line-height: 1.6; }
.chain-start-checklist li { margin: 0 0 .5rem; }
.chain-start-checklist li strong { color: var(--chain-pink); }
.chain-option.is-featured {
  border: 2px solid var(--chain-pink);
  background: linear-gradient(165deg, #fff4f8, #fff);
  box-shadow: 0 14px 34px rgba(230, 0, 110, 0.14);
}
.chain-next-note { margin: .9rem 0 0; color: rgba(255, 255, 255, 0.92); font-size: .95rem; }

/* ---- Buttons --------------------------------------------------------------
   Core actions must not blend into the warm surfaces. Two moves:
   1) the default (light-surface) primary is a richer, glossier magenta with a
      stronger lift; 2) on the coloured hero and the dark live canvas — where a
      pink button sits too close to the background — the primary flips to a
      crisp solid white with magenta text so it genuinely pops. */
.chain-btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  min-width: 44px; min-height: 44px;
  border: 0; cursor: pointer; font-weight: 800; font-size: 1.02rem; line-height: 1.1;
  padding: .92rem 1.7rem; border-radius: 999px; text-decoration: none; text-align: center;
  background: linear-gradient(118deg, #e6006e 0%, #ff3d64 52%, #ff7a3c 100%);
  color: #fff;
  box-shadow: 0 12px 26px rgba(214, 0, 100, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  transition: transform .14s ease, box-shadow .14s ease, filter .14s ease;
}
.chain-btn:hover { transform: translateY(-2px); box-shadow: 0 18px 36px rgba(214, 0, 100, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.45); filter: brightness(1.04) saturate(1.05); color: #fff; }
.chain-btn:active { transform: translateY(0); }

/* Primary action on the coloured hero / dark canvas → solid white, magenta ink. */
.chain-hero .chain-btn:not(.gold):not(.ghost):not(.navy),
.chain-canvas-cta .chain-btn:not(.gold):not(.ghost):not(.navy) {
  background: #fff; color: var(--chain-pink);
  box-shadow: 0 16px 32px rgba(90, 0, 45, 0.36), 0 0 0 1px rgba(255, 255, 255, 0.55);
}
.chain-hero .chain-btn:not(.gold):not(.ghost):not(.navy):hover,
.chain-canvas-cta .chain-btn:not(.gold):not(.ghost):not(.navy):hover {
  background: #fff; color: var(--chain-pink-deep); filter: none;
  box-shadow: 0 20px 42px rgba(90, 0, 45, 0.44), 0 0 0 1px rgba(255, 255, 255, 0.7);
}

.chain-btn.gold { background: linear-gradient(120deg, #ffc531, #ff8a1f); color: #5a2b00; box-shadow: 0 12px 26px rgba(255, 138, 31, 0.44), inset 0 1px 0 rgba(255, 255, 255, 0.5); }
.chain-btn.gold:hover { color: #4a2400; }
.chain-btn.ghost { background: rgba(255, 255, 255, 0.16); color: #fff; box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.8); backdrop-filter: blur(4px); }
.chain-btn.ghost:hover { background: rgba(255, 255, 255, 0.3); color: #fff; }
.chain-btn.navy { background: linear-gradient(120deg, var(--chain-navy), #2a3a7a); color: #fff; box-shadow: 0 12px 24px rgba(16, 29, 68, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.16); }
.chain-btn.block { display: flex; width: 100%; }
.chain-btn.sm { padding: .58rem 1.1rem; font-size: .9rem; box-shadow: 0 8px 18px rgba(214, 0, 100, 0.3); }

/* ---- Stats ---------------------------------------------------------------- */
.chain-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(132px, 1fr)); gap: .85rem; margin: 1.6rem 0 0; }
.chain-stat {
  background: rgba(255, 255, 255, 0.15); border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 14px; padding: .95rem 1.05rem; backdrop-filter: blur(6px);
}
.chain-stat b { display: block; font-size: 1.75rem; line-height: 1.05; letter-spacing: -0.02em; }
.chain-stat span { font-size: .8rem; opacity: .95; }
.chain-stats.light .chain-stat { background: #fff; border: 1px solid var(--chain-line); box-shadow: 0 6px 18px rgba(184, 0, 90, 0.06); backdrop-filter: none; }
.chain-stats.light .chain-stat b { color: var(--chain-pink); }
.chain-stats.light .chain-stat span { color: var(--chain-muted); opacity: 1; }

.chain-progress { background: rgba(255, 255, 255, 0.28); border-radius: 999px; height: 14px; overflow: hidden; margin: .5rem 0; box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.12); }
.chain-panel .chain-progress, .chain-stats.light + .chain-progress { background: #f2e4e9; }
.chain-progress span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--chain-gold), var(--chain-coral) 55%, var(--chain-pink)); box-shadow: 0 0 12px rgba(255, 138, 31, 0.5); }

/* ---- Panels & cards ------------------------------------------------------- */
.chain-panel { background: #fff; border: 1px solid var(--chain-line); border-radius: var(--chain-r); padding: 1.5rem; box-shadow: 0 12px 30px rgba(184, 0, 90, 0.06); }
.chain-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.1rem; align-items: start; }
.chain-card {
  position: relative; background: #fff; border: 1px solid var(--chain-line); border-radius: var(--chain-r);
  padding: 1.15rem; display: flex; flex-direction: column; gap: .5rem; min-height: 0; overflow: hidden;
  box-shadow: 0 8px 22px rgba(184, 0, 90, 0.05); transition: transform .16s ease, box-shadow .16s ease;
}
.chain-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: linear-gradient(90deg, var(--chain-gold), var(--chain-coral), var(--chain-pink)); }
.chain-card:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(184, 0, 90, 0.14); }
.chain-card-image { width: 100%; height: 130px; object-fit: cover; border-radius: 12px; display: block; margin-top: .2rem; }
.chain-card .who { font-weight: 800; color: var(--chain-navy); }
.chain-card .what { color: var(--chain-ink); }
.chain-card .meta { font-size: .82rem; color: var(--chain-muted); display: flex; flex-wrap: wrap; gap: .5rem 1rem; margin-top: auto; }
.chain-card.is-donation::before, .chain-card.is-share::before { background: linear-gradient(90deg, var(--chain-pink), var(--chain-gold)); }

/* Donation / share cards: a warm, bright "spark of support" instead of the
   old dark-navy block. */
.chain-card-visual {
  position: relative; min-height: 138px; border-radius: 14px; overflow: hidden; margin-top: .2rem;
  display: grid; place-items: center; text-align: center; color: #fff;
  background:
    radial-gradient(120px 120px at 50% 42%, rgba(255, 255, 255, 0.35), transparent 60%),
    linear-gradient(150deg, var(--chain-pink) 0%, var(--chain-coral) 60%, var(--chain-amber) 100%);
}
.chain-card-visual::before, .chain-card-visual::after {
  content: ""; position: absolute; width: 60%; height: 1.5px; background: rgba(255, 255, 255, 0.5);
  left: 20%; top: 50%; transform: rotate(-18deg);
}
.chain-card-visual::after { transform: rotate(22deg); opacity: .7; }
.chain-card-visual-label {
  position: absolute; top: .7rem; left: .75rem; right: .75rem; color: rgba(255, 255, 255, 0.92);
  font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em;
}
.chain-card-heart {
  position: relative; z-index: 1; display: grid; place-items: center; width: 3.2rem; height: 3.2rem;
  border-radius: 999px; background: rgba(255, 255, 255, 0.95); color: var(--chain-pink); font-size: 1.7rem;
  box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.18), 0 8px 22px rgba(150, 0, 60, 0.35);
}
.chain-card-amount { position: absolute; z-index: 1; bottom: .75rem; left: .75rem; right: .75rem; color: #fff; font-weight: 900; font-size: 1.3rem; text-shadow: 0 2px 8px rgba(120, 0, 55, 0.4); }
.chain-card-spark { position: absolute; z-index: 1; width: .55rem; height: .55rem; border-radius: 999px; background: #fff; box-shadow: 0 0 14px rgba(255, 255, 255, 0.9); }
.chain-card-spark.one { left: 20%; top: 32%; }
.chain-card-spark.two { right: 20%; top: 39%; background: var(--chain-gold); box-shadow: 0 0 14px rgba(255, 176, 32, 0.9); }
.chain-card-spark.three { left: 28%; bottom: 22%; background: #fff; box-shadow: 0 0 14px rgba(255, 255, 255, 0.85); }
.chain-tag { display: inline-block; font-size: .72rem; font-weight: 800; padding: .16rem .6rem; border-radius: 999px; background: #fdeef4; color: var(--chain-pink-deep); text-transform: capitalize; }
.chain-tag.donation { background: #ffe9f2; color: var(--chain-pink-deep); }
.chain-tag.completed { background: #e4f6ea; color: #15803d; }

/* ---- How it works (relay track) ------------------------------------------- */
.chain-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1.1rem; }
.chain-steps.chain-steps-core { position: relative; grid-template-columns: repeat(3, minmax(0, 1fr)); }
/* The connecting relay track behind the three step cards. */
.chain-steps.chain-steps-core::before {
  content: ""; position: absolute; top: 2.05rem; left: 12%; right: 12%; height: 3px; z-index: 0;
  background: repeating-linear-gradient(90deg, var(--chain-gold) 0 14px, transparent 14px 26px);
  opacity: .55;
}
@media (max-width: 800px) { .chain-steps.chain-steps-core { grid-template-columns: 1fr; } .chain-steps.chain-steps-core::before { display: none; } }
.chain-step { position: relative; z-index: 1; background: #fff; border: 1px solid var(--chain-line); border-radius: 16px; padding: 1.2rem; box-shadow: 0 10px 26px rgba(184, 0, 90, 0.06); }
.chain-step .num {
  width: 2.4rem; height: 2.4rem; border-radius: 999px; color: #fff; font-weight: 800; font-size: 1.1rem;
  display: grid; place-items: center; margin-bottom: .6rem;
  background: linear-gradient(135deg, var(--chain-pink), var(--chain-coral));
  box-shadow: 0 6px 16px rgba(230, 0, 110, 0.3), 0 0 0 5px #fff;
}
.chain-step:nth-child(2) .num { background: linear-gradient(135deg, var(--chain-coral), var(--chain-amber)); box-shadow: 0 6px 16px rgba(255, 90, 95, 0.3), 0 0 0 5px #fff; }
.chain-step:nth-child(3) .num { background: linear-gradient(135deg, var(--chain-amber), var(--chain-gold)); box-shadow: 0 6px 16px rgba(255, 138, 31, 0.3), 0 0 0 5px #fff; }
.chain-step h3 { margin: 0 0 .35rem; color: var(--chain-navy); font-size: 1.1rem; }
.chain-step p { margin: 0; color: var(--chain-muted); font-size: .93rem; line-height: 1.55; }

/* ---- Forms ---------------------------------------------------------------- */
.chain-field { display: block; margin: 0 0 1rem; }
.chain-field > span { display: block; font-weight: 800; margin: 0 0 .35rem; color: var(--chain-navy); font-size: .92rem; }
.chain-field input, .chain-field select, .chain-field textarea {
  width: 100%; min-height: 44px; box-sizing: border-box; border: 1.5px solid #ecd8de; border-radius: 12px; padding: .75rem .85rem; font-size: 1rem; font-family: inherit;
  background: #fffdfb; color: var(--chain-ink); transition: border-color .12s ease, box-shadow .12s ease;
}
.chain-field input:focus, .chain-field select:focus, .chain-field textarea:focus {
  outline: none; border-color: var(--chain-pink); box-shadow: 0 0 0 3px rgba(230, 0, 110, 0.14);
}
.chain-check { display: flex; gap: .6rem; align-items: flex-start; margin: 0 0 .8rem; font-size: .95rem; }
.chain-check input { margin-top: .15rem; accent-color: var(--chain-pink); }
.chain-amounts { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 .8rem; }
.chain-amount { display: inline-flex; min-width: 44px; min-height: 44px; align-items: center; justify-content: center; border: 1.5px solid #ecd8de; background: #fff; border-radius: 999px; padding: .55rem 1.1rem; font-weight: 800; cursor: pointer; color: var(--chain-navy); transition: all .12s ease; }
.chain-amount:hover { border-color: var(--chain-pink); color: var(--chain-pink); }
.chain-amount.is-active { background: linear-gradient(120deg, var(--chain-pink), var(--chain-coral)); color: #fff; border-color: transparent; box-shadow: 0 6px 16px rgba(230, 0, 110, 0.28); }

.chain-note { background: linear-gradient(135deg, #fff2f7, #fff6ec); border: 1px solid var(--chain-line); border-radius: 14px; padding: .95rem 1.15rem; font-size: .92rem; color: var(--chain-ink); }
.chain-safety { background: #eef8ef; border: 1px solid #cfe8d2; border-radius: 14px; padding: .95rem 1.15rem; font-size: .92rem; color: #234a2c; }
.chain-banner { border-radius: 14px; padding: .95rem 1.15rem; margin: 0 0 1rem; font-weight: 600; }
.chain-banner.good { background: #e4f6ea; border: 1px solid #bfe6c9; color: #15803d; }
.chain-banner.info { background: linear-gradient(135deg, #fff2f7, #fff6ec); border: 1px solid var(--chain-line); color: var(--chain-pink-deep); }

/* ---- Share buttons -------------------------------------------------------- */
.chain-share { display: flex; flex-wrap: wrap; gap: .5rem; }
.chain-share a, .chain-share button { display: inline-flex; min-width: 44px; min-height: 44px; align-items: center; justify-content: center; text-decoration: none; border: 1.5px solid var(--chain-line); background: #fff; color: var(--chain-navy); border-radius: 12px; padding: .58rem .95rem; font-weight: 800; font-size: .9rem; cursor: pointer; transition: all .12s ease; }
.chain-share a:hover, .chain-share button:hover { border-color: var(--chain-pink); color: var(--chain-pink); transform: translateY(-1px); }
.chain-copy { display: flex; gap: .5rem; }
.chain-copy input { flex: 1; min-width: 0; min-height: 44px; border: 1.5px solid #ecd8de; border-radius: 12px; padding: .65rem .75rem; font-size: .9rem; background: #fffdfb; }

/* ---- Responsive grids ----------------------------------------------------- */
.chain-link-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.5rem; align-items: start; }
.chain-field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 760px) { .chain-link-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .chain-field-pair { grid-template-columns: 1fr; } }

/* ---- Nomination options --------------------------------------------------- */
.chain-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.1rem; align-items: start; }
.chain-option { background: #fff; border: 1px solid var(--chain-line); border-radius: var(--chain-r); padding: 1.4rem; text-align: center; box-shadow: 0 10px 26px rgba(184, 0, 90, 0.05); }
.chain-option .ic { font-size: 2.2rem; }
.chain-option h3 { color: var(--chain-navy); margin: .5rem 0 .35rem; }
.chain-option p { color: var(--chain-muted); font-size: .92rem; margin: 0 0 1.1rem; line-height: 1.55; }

/* ---- Live network visualisation ------------------------------------------- */
/* Still a night sky (glowing nodes need the dark contrast), but warmed to a
   plum→magenta→navy dusk so it reads as celebration, not gloom. */
.chain-canvas-wrap {
  position: relative; border-radius: var(--chain-r); overflow: hidden;
  width: 100%; max-width: 100%; box-sizing: border-box;
  aspect-ratio: 16 / 10; min-height: 340px; max-height: 640px;
  background:
    radial-gradient(760px 360px at 50% 42%, rgba(230, 0, 110, 0.34), transparent 64%),
    radial-gradient(820px 520px at 12% 6%, rgba(255, 138, 31, 0.24), transparent 60%),
    radial-gradient(720px 520px at 92% 96%, rgba(120, 60, 220, 0.28), transparent 62%),
    linear-gradient(160deg, #2a0f3f, #3d1152 42%, #170f3a);
  box-shadow: 0 20px 50px rgba(120, 0, 70, 0.2);
}
.chain-canvas-wrap svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.chain-canvas-hint { position: absolute; inset: 0; display: grid; place-items: center; color: #ffd7ec; font-size: .95rem; }
.chain-canvas-cta { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; background: radial-gradient(460px 240px at 50% 55%, rgba(23, 15, 58, 0.72), transparent 75%); }
.chain-canvas-cta > div { text-align: center; padding: 1.2rem; }
.chain-canvas-cta p { color: #fff; font-weight: 800; font-size: 1.2rem; margin: 0 0 .9rem; text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5); }
@media (max-width: 620px) { .chain-canvas-wrap { aspect-ratio: auto; min-height: 0; height: clamp(240px, 72vw, 300px); } }

.chain-legend { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; color: var(--chain-muted); font-size: .85rem; margin-top: .9rem; }
.chain-legend i { display: inline-block; width: .85rem; height: .85rem; border-radius: 999px; margin-right: .35rem; vertical-align: middle; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.14); }

/* ---- Next-step guidance callout (manage) ---------------------------------- */
.chain-next {
  position: relative; overflow: hidden; color: #fff; border-radius: var(--chain-r); padding: 1.5rem 1.6rem; margin: 0 0 1.3rem;
  background:
    radial-gradient(600px 300px at 88% -20%, rgba(255, 176, 32, 0.5), transparent 60%),
    linear-gradient(125deg, var(--chain-pink), var(--chain-coral) 78%, var(--chain-amber));
  box-shadow: 0 16px 40px rgba(230, 0, 110, 0.24);
}
.chain-next h2 { color: #fff; margin: 0 0 .9rem; font-size: 1.28rem; }
.chain-next-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; }
.chain-next-step { background: rgba(255, 255, 255, 0.16); border: 1px solid rgba(255, 255, 255, 0.28); border-radius: 14px; padding: .8rem .9rem; font-size: .9rem; backdrop-filter: blur(4px); }
.chain-next-step b { display: block; color: #ffe4a0; font-size: .78rem; letter-spacing: .04em; margin-bottom: .25rem; }
.chain-next-step.is-now { background: rgba(255, 255, 255, 0.28); border-color: rgba(255, 255, 255, 0.55); }
@media (max-width: 620px) { .chain-next-steps { grid-template-columns: 1fr; } }

.chain-nominate-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; margin: .95rem 0; }
.chain-nominate-list span {
  display: grid; gap: .3rem; min-width: 0; padding: .75rem .8rem; border-radius: 12px;
  background: linear-gradient(160deg, #fff4f8, #fff); border: 1px solid var(--chain-line);
  color: var(--chain-ink); font-size: .85rem; font-weight: 700;
}
.chain-nominate-list b { display: grid; place-items: center; width: 1.65rem; height: 1.65rem; border-radius: 999px; background: linear-gradient(135deg, var(--chain-pink), var(--chain-coral)); color: #fff; font-size: .82rem; }
.chain-nominate-list.compact { grid-template-columns: 1fr; }
.chain-nominate-list.compact span { grid-template-columns: auto 1fr; align-items: center; }
@media (max-width: 620px) {
  .chain-hero-path { grid-template-columns: 1fr; }
  .chain-hero-path span + span::before { content: "↓"; left: 50%; top: -.62rem; }
  .chain-nominate-list { grid-template-columns: 1fr; }
}

/* ---- Achievement badges --------------------------------------------------- */
.chain-badges { display: flex; flex-wrap: wrap; gap: .6rem; }
.chain-badge { display: flex; align-items: center; gap: .55rem; background: linear-gradient(160deg, #fff6ec, #fff); border: 1px solid var(--chain-line); border-radius: 999px; padding: .4rem .9rem .4rem .55rem; box-shadow: 0 4px 12px rgba(255, 138, 31, 0.1); }
.chain-badge .ic { font-size: 1.4rem; }
.chain-badge b { color: var(--chain-navy); font-size: .85rem; }
.chain-badge span { color: var(--chain-muted); font-size: .72rem; }
.chain-badge-next { color: var(--chain-muted); font-size: .88rem; margin: .7rem 0 0; }

/* ---- Downloadable share card preview -------------------------------------- */
.chain-sharecard { text-align: center; }
.chain-sharecard canvas { width: 100%; max-width: 340px; height: auto; border-radius: 16px; box-shadow: 0 16px 40px rgba(184, 0, 90, 0.28); display: inline-block; }

/* ---- Leaderboard + towns (live page) -------------------------------------- */
.chain-board { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 720px) { .chain-board { grid-template-columns: 1fr; } }
.chain-board ol { margin: 0; padding: 0; list-style: none; counter-reset: lb; }
.chain-board li { counter-increment: lb; display: flex; align-items: baseline; gap: .6rem; padding: .55rem 0; border-top: 1px solid var(--chain-line); }
.chain-board li::before { content: counter(lb); font-weight: 800; color: #fff; width: 1.5rem; height: 1.5rem; border-radius: 999px; display: grid; place-items: center; font-size: .78rem; background: linear-gradient(135deg, var(--chain-gold), var(--chain-amber)); flex: 0 0 auto; }
.chain-board li:first-child { border-top: 0; }
.chain-board a { color: var(--chain-navy); font-weight: 800; text-decoration: none; }
.chain-board a:hover { color: var(--chain-pink); }
.chain-board .val { margin-left: auto; color: var(--chain-muted); font-weight: 800; white-space: nowrap; }
.chain-towns { display: flex; flex-wrap: wrap; gap: .5rem; }
.chain-town { background: linear-gradient(160deg, #fff4f8, #fff); border: 1px solid var(--chain-line); border-radius: 999px; padding: .35rem .85rem; font-size: .9rem; color: var(--chain-navy); font-weight: 700; }
.chain-town b { color: var(--chain-pink); }
.chain-impact { display: grid; grid-template-columns: minmax(360px, 1.25fr) minmax(260px, .75fr); gap: 1.3rem; align-items: stretch; }
.chain-impact-map {
  min-height: 430px; border-radius: var(--chain-r); overflow: hidden; position: relative;
  background:
    radial-gradient(420px 260px at 50% 48%, rgba(230, 0, 110, 0.28), transparent 68%),
    radial-gradient(360px 260px at 76% 20%, rgba(255, 138, 31, 0.22), transparent 66%),
    linear-gradient(160deg, #2a0f3f, #170f3a);
  border: 1px solid rgba(255, 255, 255, 0.16); box-shadow: 0 18px 44px rgba(120, 0, 70, 0.2);
}
.chain-impact-map-canvas { position: absolute; inset: 0; z-index: 1; min-height: 430px; background: #170f3a; }
.chain-impact-map .leaflet-container { background: #170f3a; font-family: inherit; }
.chain-impact-map .leaflet-tile-pane { filter: invert(1) hue-rotate(190deg) saturate(.72) brightness(.66) contrast(1.05); }
.chain-impact-map .leaflet-control-zoom { border: 1px solid rgba(255, 255, 255, 0.2); box-shadow: 0 10px 26px rgba(0, 0, 0, 0.24); }
.chain-impact-map .leaflet-control-zoom a { background: rgba(42, 15, 63, 0.9); color: #fff; border-color: rgba(255, 255, 255, 0.18); }
.chain-impact-map .leaflet-control-zoom a:hover { background: rgba(230, 0, 110, 0.92); color: #fff; }
.chain-impact-map .leaflet-control-attribution { background: rgba(23, 15, 58, 0.78); color: rgba(255, 255, 255, 0.82); font-size: .68rem; }
.chain-impact-map .leaflet-control-attribution a { color: #fff; }
.chain-impact-map::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: radial-gradient(340px 240px at 50% 48%, rgba(230, 0, 110, 0.16), transparent 70%), linear-gradient(180deg, rgba(42, 15, 63, 0.14), rgba(23, 15, 58, 0.4));
  mix-blend-mode: screen;
}
.chain-impact-map-fallback { position: absolute; inset: 0; z-index: 0; display: grid; place-items: center; gap: .35rem; text-align: center; padding: 1.2rem; color: #fff; }
.chain-impact-map-fallback strong { color: #fff; font-size: 1.05rem; }
.chain-impact-map-fallback span { color: rgba(255, 255, 255, 0.8); max-width: 28ch; }
.chain-impact-map.is-unavailable .chain-impact-map-fallback { z-index: 3; background: rgba(23, 15, 58, 0.82); }
.chain-impact-marker-wrap { background: transparent; border: 0; }
.chain-impact-marker { position: relative; display: grid; width: var(--marker-size, 32px); height: var(--marker-size, 32px); place-items: center; }
.chain-impact-marker-halo { position: absolute; inset: -55%; border-radius: 999px; background: radial-gradient(circle, rgba(255, 90, 95, 0.75) 0%, rgba(230, 0, 110, 0.34) 42%, rgba(230, 0, 110, 0) 72%); animation: chainMapPulse 2.6s ease-out var(--d, 0s) infinite; }
.chain-impact-marker-core { position: relative; display: grid; place-items: center; width: 72%; height: 72%; border-radius: 999px; background: var(--chain-gold); color: var(--chain-pink); font-size: calc(var(--marker-size, 32px) * .4); font-family: Arial, sans-serif; font-weight: 800; line-height: 1; border: 2px solid #fff; box-shadow: 0 0 0 4px rgba(255, 176, 32, 0.18), 0 0 22px rgba(255, 176, 32, 0.62); }
.chain-impact-popup { display: grid; gap: .18rem; min-width: 140px; }
.chain-impact-popup strong { color: var(--chain-navy); font-size: .98rem; }
.chain-impact-popup span { color: var(--chain-muted); font-size: .82rem; font-weight: 700; }
.chain-impact-list { background: #fff; border: 1px solid var(--chain-line); border-radius: var(--chain-r); padding: 1.4rem; box-shadow: 0 12px 30px rgba(184, 0, 90, 0.06); }
.chain-impact-list h3 { color: var(--chain-navy); margin: 0 0 .4rem; }
.chain-impact-list p { color: var(--chain-muted); margin-top: 0; }
@media (max-width: 820px) { .chain-impact { grid-template-columns: 1fr; } .chain-impact-map, .chain-impact-map-canvas { min-height: 360px; } }

/* ---- Network animation system (chain.js) ---------------------------------- */
.chain-star { animation: chainTwinkle var(--twd, 4s) ease-in-out var(--twb, 0s) infinite; }
.chain-edge.anim { stroke-dasharray: 1; stroke-dashoffset: 1; animation: chainEdgeIn 1.2s ease-out both; }
.chain-node.anim { transform-box: fill-box; transform-origin: center; animation: chainEnter .55s cubic-bezier(.34, 1.56, .64, 1) both; }
.chain-node[href] { cursor: pointer; }
.chain-node circle.core { transform-box: fill-box; transform-origin: center; transition: transform .18s ease; }
.chain-node[href]:hover circle.core, .chain-node[href]:focus-visible circle.core { transform: scale(1.3); }
.chain-node[href]:focus:not(:focus-visible) { outline: none; }
.chain-node[href]:focus-visible { outline: none; }
.chain-node[href]:focus-visible circle.core { stroke: #fff; stroke-width: 2.5px; }
.chain-ambient { opacity: .36; }
.chain-ambient.is-solo { opacity: .62; }
.chain-heart { transform-box: fill-box; transform-origin: center; animation: chainHeartbeat 2.4s ease-in-out infinite; }
.chain-pulse { transform-box: fill-box; transform-origin: center; animation: chainPulse 2.4s ease-out infinite; }
@keyframes chainTwinkle { 0%, 100% { opacity: .12; } 50% { opacity: .75; } }
@keyframes chainEdgeIn { to { stroke-dashoffset: 0; } }
@keyframes chainEnter { from { opacity: 0; transform: scale(.2); } to { opacity: 1; transform: scale(1); } }
@keyframes chainHeartbeat { 0%, 100% { transform: scale(1); } 12% { transform: scale(1.12); } 24% { transform: scale(1); } 36% { transform: scale(1.07); } 48% { transform: scale(1); } }
@keyframes chainPulse { 0% { transform: scale(1); opacity: .55; } 100% { transform: scale(2.6); opacity: 0; } }
@keyframes chainMapPulse { 0% { opacity: .72; transform: scale(.74); } 100% { opacity: 0; transform: scale(1.45); } }
@media (prefers-reduced-motion: reduce) {
  .chain-star, .chain-edge.anim, .chain-node.anim, .chain-heart, .chain-pulse, .chain-impact-marker-halo,
  .chain-hero-deco .h, .chain-hero .eyebrow, .chain-hero .chain-brand-lockup, .chain-hero h1, .chain-hero .lead,
  .chain-hero .chain-cta-row, .chain-hero .chain-hero-path, .chain-hero .chain-stats { animation: none; }
  .chain-edge.anim { stroke-dashoffset: 0; }
  .chain-hero-deco { display: none; }
}