/* Coplost Enterprises — Signal Desk (help-center only)
   Independent sig-* system. Not hp-* / orbit / a67-shell help patterns. */

.page-help.sig-help {
  --sig-ink: #12151c;
  --sig-slate: #2f3848;
  --sig-fog: #eef2f7;
  --sig-paper: #f7f9fc;
  --sig-line: rgba(18, 21, 28, 0.12);
  --sig-rose: #ff4d6d;
  --sig-teal: #12b59a;
  --sig-amber: #f0a202;
  --sig-sky: #1f7aef;
  --sig-beam: #7dffc2;
  --sig-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --sig-sans: "Manrope", "Segoe UI", sans-serif;
  --sig-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sig-spring: cubic-bezier(0.34, 1.5, 0.64, 1);
}

.page-help.sig-help.a67-body {
  margin: 0;
  color: var(--sig-ink);
  font-family: var(--sig-sans);
  background: var(--sig-paper);
}

.page-help .a67-root-bare {
  padding: 0;
  overflow: visible;
}

.page-help .a67-main {
  overflow: visible;
}

.sig-world {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  padding: 1.15rem clamp(1rem, 3.2vw, 2.25rem) 2.5rem;
  overflow-x: clip;
}

/* Living background */
.sig-field {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 40% at 12% 0%, rgba(255, 77, 109, 0.14), transparent 55%),
    radial-gradient(ellipse 45% 35% at 90% 15%, rgba(18, 181, 154, 0.12), transparent 50%),
    linear-gradient(180deg, #fbfcfe 0%, var(--sig-fog) 55%, #e4ebf4 100%);
}

.sig-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.55;
  animation: sig-drift 14s ease-in-out infinite alternate;
}

.sig-blob-a {
  width: min(42vw, 28rem);
  height: min(42vw, 28rem);
  top: -8%;
  right: -6%;
  background: rgba(31, 122, 239, 0.22);
}

.sig-blob-b {
  width: min(36vw, 22rem);
  height: min(36vw, 22rem);
  bottom: 8%;
  left: -8%;
  background: rgba(125, 255, 194, 0.28);
  animation-delay: -4s;
}

.sig-grid {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image:
    linear-gradient(rgba(18, 21, 28, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 21, 28, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 55% at 50% 20%, #000 15%, transparent 70%);
}

/* Topbar */
.sig-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
  animation: sig-rise 0.55s var(--sig-ease) both;
}

.sig-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: inherit;
}

.sig-brand-seal {
  width: 2.55rem;
  height: 2.55rem;
  display: grid;
  place-items: center;
  background: var(--sig-ink);
  color: var(--sig-beam);
  font-family: var(--sig-display);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  border-radius: 0.85rem 0.85rem 0.35rem 0.85rem;
  transition: transform 0.35s var(--sig-spring);
}

.sig-brand:hover .sig-brand-seal {
  transform: rotate(-8deg) scale(1.06);
}

.sig-brand-copy {
  display: grid;
  gap: 0.05rem;
}

.sig-brand-copy strong {
  font-family: var(--sig-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.sig-brand-copy small {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sig-slate);
}

.sig-top-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.95rem;
}

.sig-top-nav a {
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--sig-slate);
  text-decoration: none;
  transition: color 0.2s;
}

.sig-top-nav a:hover {
  color: var(--sig-ink);
}

.sig-top-cta {
  padding: 0.5rem 0.9rem !important;
  border-radius: 999px;
  background: var(--sig-ink) !important;
  color: var(--sig-beam) !important;
  transition: transform 0.3s var(--sig-spring) !important;
}

.sig-top-cta:hover {
  transform: translateY(-2px) scale(1.03);
}

/* Hero — brand first */
.sig-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 1.5rem 2rem;
  align-items: end;
  margin-bottom: 1.75rem;
  animation: sig-rise 0.55s var(--sig-ease) 0.05s both;
}

.sig-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sig-slate);
}

.sig-live {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--sig-teal);
  box-shadow: 0 0 0 0 rgba(18, 181, 154, 0.55);
  animation: sig-ping 1.8s ease-out infinite;
}

.sig-hero h1 {
  margin: 0;
  font-family: var(--sig-display);
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 0.92;
  max-width: 12ch;
}

.sig-tagline {
  margin: 0.85rem 0 0;
  font-family: var(--sig-display);
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--sig-rose);
}

.sig-lede {
  margin: 0.55rem 0 0;
  max-width: 34rem;
  color: var(--sig-slate);
  font-size: 1.02rem;
  line-height: 1.55;
}

/* Command search */
.sig-search {
  position: relative;
}

.sig-search-shell {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 1.05rem;
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.82);
  border: 1.5px solid var(--sig-line);
  box-shadow: 0 18px 40px rgba(18, 21, 28, 0.08);
  backdrop-filter: blur(14px);
  transition: border-color 0.2s, box-shadow 0.3s, transform 0.35s var(--sig-spring);
}

.sig-search-shell:focus-within {
  border-color: rgba(255, 77, 109, 0.55);
  box-shadow:
    0 0 0 4px rgba(255, 77, 109, 0.12),
    0 22px 44px rgba(18, 21, 28, 0.1);
  transform: translateY(-2px);
}

.sig-search-ico {
  color: var(--sig-slate);
  flex-shrink: 0;
}

.sig-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 1rem;
  font-weight: 550;
  color: var(--sig-ink);
  outline: none;
}

.sig-search input::placeholder {
  color: #7a8496;
  opacity: 1;
}

.sig-kbd {
  display: grid;
  place-items: center;
  min-width: 1.55rem;
  height: 1.55rem;
  padding: 0 0.35rem;
  border-radius: 0.45rem;
  background: var(--sig-fog);
  border: 1px solid var(--sig-line);
  font-family: var(--sig-sans);
  font-size: 0.72rem;
  font-weight: 750;
  color: var(--sig-slate);
}

.sig-search-meta {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--sig-slate);
  letter-spacing: 0.02em;
}

/* Topic satellites */
.sig-satellites {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.55rem;
  margin-bottom: 1.5rem;
  animation: sig-rise 0.55s var(--sig-ease) 0.1s both;
}

.sig-sat {
  appearance: none;
  border: 1.5px solid var(--sig-line);
  background: rgba(255, 255, 255, 0.7);
  border-radius: 1.15rem;
  padding: 0.95rem 0.85rem;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition:
    transform 0.35s var(--sig-spring),
    border-color 0.2s,
    background 0.2s,
    box-shadow 0.3s;
  animation: sig-rise 0.5s var(--sig-ease) both;
  animation-delay: calc(0.12s + var(--i, 0) * 45ms);
}

.sig-sat em {
  display: block;
  font-style: normal;
  font-family: var(--sig-display);
  font-weight: 750;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.sig-sat span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--sig-slate);
}

.sig-sat:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  box-shadow: 0 14px 28px rgba(18, 21, 28, 0.08);
}

.sig-sat.is-on {
  background: var(--sig-ink);
  border-color: var(--sig-ink);
  color: #fff;
  box-shadow: 0 16px 32px rgba(18, 21, 28, 0.22);
  transform: translateY(-3px) scale(1.02);
}

.sig-sat.is-on span {
  color: rgba(255, 255, 255, 0.72);
}

.sig-sat.tone-rose.is-on { background: var(--sig-rose); border-color: var(--sig-rose); }
.sig-sat.tone-teal.is-on { background: var(--sig-teal); border-color: var(--sig-teal); }
.sig-sat.tone-amber.is-on { background: var(--sig-amber); border-color: var(--sig-amber); color: var(--sig-ink); }
.sig-sat.tone-amber.is-on span { color: rgba(18, 21, 28, 0.7); }
.sig-sat.tone-sky.is-on { background: var(--sig-sky); border-color: var(--sig-sky); }

/* Main split */
.sig-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15.5rem, 19rem);
  gap: 1.15rem;
  align-items: start;
}

.sig-conduit {
  display: grid;
  gap: 0.65rem;
  min-width: 0;
}

/* FAQ signal cards */
.sig-card {
  border-radius: 1.25rem;
  background: #fff;
  border: 1.5px solid var(--sig-line);
  overflow: hidden;
  transition:
    border-color 0.25s,
    box-shadow 0.35s,
    transform 0.35s var(--sig-spring),
    opacity 0.3s;
  animation: sig-rise 0.5s var(--sig-ease) both;
  animation-delay: calc(0.08s + var(--i, 0) * 35ms);
}

.sig-card.is-hidden {
  display: none;
}

.sig-card.is-open {
  border-color: transparent;
  box-shadow: 0 18px 40px rgba(18, 21, 28, 0.1);
  transform: translateY(-2px);
}

.sig-card.tone-rose.is-open { box-shadow: 0 18px 40px rgba(255, 77, 109, 0.16); }
.sig-card.tone-teal.is-open { box-shadow: 0 18px 40px rgba(18, 181, 154, 0.16); }
.sig-card.tone-amber.is-open { box-shadow: 0 18px 40px rgba(240, 162, 2, 0.16); }
.sig-card.tone-sky.is-open { box-shadow: 0 18px 40px rgba(31, 122, 239, 0.16); }

.sig-card-head {
  width: 100%;
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr) 2rem;
  gap: 0.75rem;
  align-items: center;
  padding: 1rem 1.05rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
}

.sig-card-head:hover .sig-card-q {
  color: var(--sig-rose);
}

.sig-card-ix {
  font-family: var(--sig-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  color: #334155;
  opacity: 1;
}

.sig-card.tone-rose .sig-card-ix { color: #be123c; opacity: 1; }
.sig-card.tone-teal .sig-card-ix { color: #0f766e; opacity: 1; }
.sig-card.tone-amber .sig-card-ix { color: #92400e; opacity: 1; }
.sig-card.tone-sky .sig-card-ix { color: #0369a1; opacity: 1; }

.sig-card-meta {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}

.sig-card-topic {
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sig-slate);
}

.sig-card-q {
  font-family: var(--sig-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
  transition: color 0.2s;
}

.sig-card-plus {
  position: relative;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: var(--sig-fog);
  transition: background 0.2s, transform 0.35s var(--sig-spring);
}

.sig-card-plus::before,
.sig-card-plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--sig-ink);
  border-radius: 2px;
  transition: transform 0.35s var(--sig-spring), opacity 0.2s;
}

.sig-card-plus::before {
  width: 0.65rem;
  height: 2px;
  transform: translate(-50%, -50%);
}

.sig-card-plus::after {
  width: 2px;
  height: 0.65rem;
  transform: translate(-50%, -50%);
}

.sig-card.is-open .sig-card-plus {
  background: var(--sig-ink);
  transform: rotate(90deg);
}

.sig-card.is-open .sig-card-plus::before,
.sig-card.is-open .sig-card-plus::after {
  background: var(--sig-beam);
}

.sig-card.is-open .sig-card-plus::after {
  opacity: 0;
}

.sig-card-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--sig-ease);
}

.sig-card.is-open .sig-card-body {
  grid-template-rows: 1fr;
}

.sig-card-body > .sig-card-answer {
  overflow: hidden;
  min-height: 0;
}

.sig-card-answer {
  padding: 0 1.05rem 1.15rem 4.4rem;
  color: var(--sig-slate);
  font-size: 0.95rem;
  line-height: 1.6;
}

.sig-card-answer a {
  color: var(--sig-ink);
  font-weight: 750;
  text-decoration: underline;
  text-decoration-color: var(--sig-rose);
  text-underline-offset: 0.18em;
}

.sig-card-answer a:hover {
  color: var(--sig-rose);
}

.sig-empty {
  margin: 0;
  padding: 2rem 1.25rem;
  text-align: center;
  border-radius: 1.25rem;
  border: 1.5px dashed var(--sig-line);
  color: var(--sig-slate);
  font-weight: 650;
  background: rgba(255, 255, 255, 0.55);
}

/* Beacon aside */
.sig-beacon {
  position: sticky;
  top: 1rem;
  padding: 1.4rem 1.25rem 1.45rem;
  border-radius: 1.5rem;
  background:
    radial-gradient(420px 180px at 100% 0%, rgba(125, 255, 194, 0.22), transparent 55%),
    linear-gradient(160deg, #12151c 0%, #1c2433 100%);
  color: #f4f7fb;
  overflow: hidden;
  animation: sig-rise 0.55s var(--sig-ease) 0.12s both;
  clip-path: polygon(0 0, 100% 0, 100% 92%, 88% 100%, 0 100%);
}

.sig-beacon-pulse {
  position: absolute;
  width: 8rem;
  height: 8rem;
  right: -2rem;
  top: -2rem;
  border-radius: 50%;
  background: rgba(255, 77, 109, 0.2);
  animation: sig-glow 3.5s ease-in-out infinite;
  pointer-events: none;
}

.sig-beacon-status {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 0.85rem;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 247, 251, 0.75);
}

.sig-beacon h2 {
  position: relative;
  margin: 0;
  font-family: var(--sig-display);
  font-size: clamp(1.45rem, 2.4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.sig-beacon-copy {
  position: relative;
  margin: 0.55rem 0 0;
  color: rgba(244, 247, 251, 0.82);
  font-size: 0.92rem;
  line-height: 1.5;
}

.sig-beacon-facts {
  position: relative;
  margin: 1.15rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.sig-beacon-facts div {
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.sig-beacon-facts dt {
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 247, 251, 0.82);
}

.sig-beacon-facts dd {
  margin: 0.25rem 0 0;
  font-weight: 650;
  font-size: 0.9rem;
  line-height: 1.4;
  word-break: break-word;
}

.sig-beacon-facts a {
  color: var(--sig-beam);
  text-decoration: none;
}

.sig-beacon-facts a:hover {
  text-decoration: underline;
}

.sig-beacon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.95rem 1.05rem;
  border-radius: 1rem;
  background: var(--sig-rose);
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.35s var(--sig-spring), background 0.2s;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 94% 100%, 0 100%);
}

.sig-beacon-btn:hover {
  transform: translateY(-3px) scale(1.02);
  background: #ff3358;
}

.sig-beacon-arrow {
  font-size: 1.1rem;
  transition: transform 0.3s var(--sig-spring);
}

.sig-beacon-btn:hover .sig-beacon-arrow {
  transform: translate(3px, -3px);
}

.sig-beacon-link {
  position: relative;
  display: inline-block;
  margin-top: 0.85rem;
  font-size: 0.84rem;
  font-weight: 650;
  color: rgba(244, 247, 251, 0.72);
  text-decoration: none;
}

.sig-beacon-link:hover {
  color: var(--sig-beam);
}

/* Foot */
.sig-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--sig-line);
  color: var(--sig-slate);
  font-size: 0.82rem;
  font-weight: 600;
}

.sig-foot p {
  margin: 0;
}

.sig-foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.sig-foot a {
  color: var(--sig-ink);
  text-decoration: none;
  font-weight: 700;
}

.sig-foot a:hover {
  color: var(--sig-rose);
}

@keyframes sig-rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

@keyframes sig-ping {
  0% { box-shadow: 0 0 0 0 rgba(18, 181, 154, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(18, 181, 154, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 181, 154, 0); }
}

@keyframes sig-drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-4%, 6%) scale(1.08); }
}

@keyframes sig-glow {
  0%, 100% { transform: scale(1); opacity: 0.45; }
  50% { transform: scale(1.2); opacity: 0.75; }
}

@media (prefers-reduced-motion: reduce) {
  .sig-topbar,
  .sig-hero,
  .sig-satellites,
  .sig-sat,
  .sig-card,
  .sig-beacon,
  .sig-blob,
  .sig-live,
  .sig-beacon-pulse {
    animation: none !important;
  }

  .sig-card-body {
    transition: none;
  }
}

@media (max-width: 980px) {
  .sig-hero {
    grid-template-columns: 1fr;
  }

  .sig-satellites {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sig-satellites .sig-sat:first-child {
    grid-column: span 3;
  }

  .sig-main {
    grid-template-columns: 1fr;
  }

  .sig-beacon {
    position: static;
    clip-path: none;
  }
}

@media (max-width: 640px) {
  .sig-satellites {
    grid-template-columns: 1fr 1fr;
  }

  .sig-satellites .sig-sat:first-child {
    grid-column: span 2;
  }

  .sig-card-answer {
    padding-left: 1.05rem;
  }

  .sig-brand-copy small {
    display: none;
  }

  .sig-world {
    padding-bottom: 4.5rem;
  }
}