/* ==========================================================================
   SECTIONS: page-specific blocks and animated scenes
   ========================================================================== */

/* ---- Home hero ---------------------------------------------------------- */

.home-hero {
  position: relative;
  min-height: min(100svh, 940px);
  display: grid;
  align-items: center;
  padding: calc(var(--nav-h) + 48px) 0 72px;
  background: var(--grad-night);
  overflow: hidden;
  isolation: isolate;
}

.home-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(201, 162, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 25%, transparent 75%);
}

.home-hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

@media (min-width: 992px) {
  .home-hero__grid { grid-template-columns: 1fr 1.05fr; }
}

.home-hero__title {
  font-size: var(--fs-display);
  color: var(--white);
  margin-bottom: 0.4em;
}

.home-hero .lead {
  max-width: 54ch;
}

.home-hero .actions {
  margin-top: 30px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
}

.hero-proof li {
  display: flex;
  flex-direction: column;
  padding-left: 16px;
  border-left: 2px solid;
  border-image: var(--grad-brand) 1;
}

.hero-proof strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
}

.hero-proof span {
  font-size: var(--fs-sm);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 22px;
  width: 26px;
  height: 42px;
  border-radius: 14px;
  border: 2px solid rgba(201, 162, 255, 0.4);
  transform: translateX(-50%);
}

.scroll-cue span {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--lavender-300);
  transform: translateX(-50%);
  animation: scroll-cue 1.8s var(--ease-in-out) infinite;
}

@keyframes scroll-cue {
  0% { opacity: 0; transform: translate(-50%, 0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 14px); }
}

@media (max-width: 991.98px) {
  .scroll-cue { display: none; }
}

/* Network scene */
.hero-net {
  --px: 0px;
  --py: 0px;
  position: relative;
  width: 100%;
  max-width: 620px;
  margin-inline: auto;
  aspect-ratio: 560 / 520;
}

.hero-net__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  transform: translate(calc(var(--px) * -0.4), calc(var(--py) * -0.4));
  transition: transform 600ms var(--ease-out);
}

.hero-net__glow {
  transform-origin: 280px 260px;
  animation: pulse-soft 6s var(--ease-in-out) infinite;
}

.hero-net__orbit {
  fill: none;
  stroke: rgba(201, 162, 255, 0.14);
  stroke-dasharray: 2 8;
  transform-origin: 280px 260px;
  animation: spin 80s linear infinite;
}

.hero-net__orbit--outer {
  stroke: rgba(201, 162, 255, 0.08);
  animation-duration: 140s;
  animation-direction: reverse;
}

.hero-net__link {
  fill: none;
  stroke: url(#net-grad);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  opacity: 0.65;
  transition: stroke-dashoffset 1.4s var(--ease-out);
}

.hero-net.is-live .hero-net__link {
  stroke-dashoffset: 0;
}

.hero-net__link:nth-of-type(2) { transition-delay: 0.1s; }
.hero-net__link:nth-of-type(3) { transition-delay: 0.2s; }
.hero-net__link:nth-of-type(4) { transition-delay: 0.3s; }
.hero-net__link:nth-of-type(5) { transition-delay: 0.4s; }
.hero-net__link:nth-of-type(6) { transition-delay: 0.5s; }

.hero-net__inf-track {
  fill: none;
  stroke: rgba(201, 162, 255, 0.12);
  stroke-width: 16;
}

.hero-net__inf {
  fill: none;
  stroke-width: 16;
  stroke-linecap: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 0 14px rgba(138, 59, 255, 0.6));
  transition: stroke-dashoffset 2.2s var(--ease-in-out);
}

.hero-net.is-live .hero-net__inf {
  stroke-dashoffset: 0;
}

.hero-net__spark {
  fill: var(--white);
  filter: drop-shadow(0 0 8px var(--magenta-400));
  opacity: 0;
  transition: opacity 0.6s 2s;
}

.hero-net.is-live .hero-net__spark {
  opacity: 1;
}

.hero-net__pulse {
  fill: var(--magenta-400);
  filter: drop-shadow(0 0 6px var(--magenta-500));
  opacity: 0;
  transition: opacity 0.6s 1.6s;
}

.hero-net.is-live .hero-net__pulse {
  opacity: 0.9;
}

.hero-net__node {
  position: absolute;
  left: var(--x);
  top: var(--y);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px 7px 7px;
  border-radius: var(--radius-pill);
  background: rgba(26, 22, 64, 0.82);
  border: 1px solid rgba(201, 162, 255, 0.25);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(10, 8, 32, 0.4);
  translate: calc(-50% + var(--px)) calc(-50% + var(--py));
  opacity: 0;
  scale: 0.6;
  transition: opacity 0.5s var(--ease-out), scale 0.6s var(--ease-spring), translate 600ms var(--ease-out), border-color 0.3s, box-shadow 0.3s;
  transition-delay: calc(0.6s + var(--d) * 0.12s), calc(0.6s + var(--d) * 0.12s), 0s, 0s, 0s;
}

.hero-net.is-live .hero-net__node {
  opacity: 1;
  scale: 1;
}

.hero-net__node.is-hot {
  border-color: var(--magenta-400);
  box-shadow: 0 0 0 6px rgba(229, 49, 240, 0.18), 0 10px 30px rgba(10, 8, 32, 0.4);
  scale: 1.08;
}

.hero-net__icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--grad-brand);
  font-size: 0.9rem;
}

.hero-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 10px 10px;
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: opacity 0.6s 2.2s;
  animation: float 6s var(--ease-in-out) infinite;
}

.hero-net.is-live .hero-float {
  opacity: 1;
}

.hero-float > i {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--grad-brand-soft);
  color: var(--indigo-600);
}

.hero-float small {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
}

.hero-float strong {
  font-family: var(--font-display);
  font-size: 0.9rem;
}

.hero-float--a { right: 2%; top: 34%; }
.hero-float--b { left: 30%; bottom: 2%; animation-delay: -3s; }

@media (max-width: 575.98px) {
  .hero-net__node { font-size: 0.68rem; padding: 4px 10px 4px 4px; }
  .hero-net__icon { width: 22px; height: 22px; font-size: 0.7rem; }
  .hero-float { display: none; }
}

/* ---- Audience chooser --------------------------------------------------- */

.audience-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
}

.audience-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 26px 26px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--body);
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--dur-3) var(--ease-out), box-shadow var(--dur-3) var(--ease-out), border-color var(--dur-2);
}

.audience-card::after {
  content: "";
  position: absolute;
  inset: auto -30% -60% -30%;
  height: 80%;
  z-index: -1;
  background: radial-gradient(closest-side, rgba(138, 59, 255, 0.18), transparent);
  opacity: 0;
  transition: opacity var(--dur-3);
}

.audience-card:hover {
  transform: translateY(-8px);
  border-color: var(--indigo-200);
  box-shadow: var(--shadow-lg);
  color: var(--body);
}

.audience-card:hover::after {
  opacity: 1;
}

.audience-card__num {
  position: absolute;
  right: 22px;
  top: 18px;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--surface-3);
  transition: color var(--dur-3);
}

.audience-card:hover .audience-card__num {
  color: var(--lavender-200);
}

.audience-card .icon-tile {
  transition: transform var(--dur-3) var(--ease-spring);
}

.audience-card:hover .icon-tile {
  transform: rotate(-8deg) scale(1.08);
}

.audience-card h3 {
  font-size: var(--fs-h4);
}

.audience-card .text-link {
  margin-top: auto;
  padding-top: 10px;
}

.audience-card:hover .text-link i {
  transform: translateX(4px);
}

/* ---- Partners ----------------------------------------------------------- */

.partners {
  padding-block: 36px 56px;
  background: var(--night-950);
}

.partners__label {
  text-align: center;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-dark-muted);
}

.partners .marquee__item {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--line-dark);
  color: var(--white);
}

.partners .marquee__item i {
  color: var(--lavender-300);
}

/* ---- Ecosystem tabs ----------------------------------------------------- */

.eco {
  display: grid;
  gap: 20px;
}

@media (min-width: 992px) {
  .eco { grid-template-columns: 280px 1fr; }
}

.eco__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

@media (min-width: 992px) {
  .eco__tabs { flex-direction: column; }
}

.eco__tab {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  text-align: left;
  transition: all var(--dur-2) var(--ease-out);
}

.eco__tab i {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--grad-brand-soft);
  color: var(--indigo-600);
  transition: all var(--dur-2);
}

.eco__tab:hover {
  border-color: var(--indigo-200);
}

.eco__tab[aria-selected="true"] {
  background: var(--night-900);
  border-color: var(--night-900);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.eco__tab[aria-selected="true"] i {
  background: var(--grad-brand);
  color: var(--white);
}

.eco__panel {
  position: relative;
  display: grid;
  gap: 28px;
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--radius-xl);
  background: var(--grad-night);
  color: var(--on-dark-muted);
  overflow: hidden;
  isolation: isolate;
  min-height: 340px;
}

@media (min-width: 768px) {
  .eco__panel { grid-template-columns: 1.2fr 1fr; align-items: center; }
}

.eco__panel h3 {
  color: var(--white);
  font-size: var(--fs-h2);
  margin: 14px 0 12px;
}

.eco__panel .chip {
  background: rgba(201, 162, 255, 0.14);
  color: var(--lavender-200);
}

.eco__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.eco__points li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-dark);
  color: var(--white);
  font-weight: 600;
}

.eco__points span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--lavender-300);
}

.eco__panel.is-entering .eco__copy > *,
.eco__panel.is-entering .eco__points li {
  animation: step-in var(--dur-3) var(--ease-out) both;
}

.eco__panel.is-entering .eco__points li {
  animation-delay: calc(var(--i) * 80ms + 120ms);
}

.eco__mark {
  position: absolute;
  right: -30px;
  bottom: -50px;
  z-index: -1;
  font-size: 15rem;
  line-height: 1;
  color: rgba(201, 162, 255, 0.06);
}

/* ---- CBT demo widget ---------------------------------------------------- */

.cbt-demo {
  position: relative;
  padding: 22px;
  border-radius: var(--radius-xl);
  background: var(--white);
  color: var(--ink);
  box-shadow: 0 40px 80px rgba(10, 8, 32, 0.55), 0 0 0 1px rgba(201, 162, 255, 0.2);
  min-height: 420px;
}

.cbt-demo::before {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: -1;
  border-radius: inherit;
  background: var(--grad-brand);
  filter: blur(30px);
  opacity: 0.5;
}

.cbt-demo__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
}

.cbt-demo__brand i {
  color: var(--violet-500);
}

.cbt-demo__timer {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--magenta-100);
  color: var(--magenta-700);
  font-variant-numeric: tabular-nums;
}

.cbt-demo__progress {
  height: 6px;
  margin: 18px 0 22px;
  border-radius: 6px;
  background: var(--surface-3);
  overflow: hidden;
}

.cbt-demo__progress span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--grad-brand);
  transition: width 0.6s var(--ease-out);
}

.cbt-demo__body {
  transition: opacity 0.28s, transform 0.28s var(--ease-out);
}

.cbt-demo.is-switching .cbt-demo__body {
  opacity: 0;
  transform: translateX(-16px);
}

.cbt-demo.is-finished .cbt-demo__body {
  opacity: 0.15;
}

.cbt-demo__num {
  margin: 0 0 6px;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.cbt-demo__q {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  min-height: 2.6em;
}

.cbt-demo__options {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.cbt-demo__option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line);
  transition: all 0.35s var(--ease-out);
}

.cbt-demo__option span:first-child {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--surface-2);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  transition: all 0.35s;
}

.cbt-demo__option.is-picked {
  border-color: var(--indigo-500);
  background: var(--indigo-50);
  transform: translateX(6px);
}

.cbt-demo__option.is-picked span:first-child {
  background: var(--grad-brand);
  color: var(--white);
}

.cbt-demo__dots {
  display: flex;
  gap: 6px;
  margin-top: 20px;
}

.cbt-demo__dot {
  width: 26px;
  height: 6px;
  border-radius: 6px;
  background: var(--surface-3);
  transition: background 0.4s;
}

.cbt-demo__dot.is-done { background: var(--violet-400); }
.cbt-demo__dot.is-current { background: var(--magenta-500); }

.cbt-demo__result {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: inherit;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: pop-in 0.6s var(--ease-out);
}

.cbt-demo__result[hidden] {
  display: none;
}

.cbt-demo__result strong {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  background: var(--grad-text-light);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cbt-demo__result span {
  color: var(--muted);
  font-weight: 600;
}

/* ---- Promise grid ------------------------------------------------------- */

.promise-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}

.promise {
  display: flex;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface);
}

.promise > i {
  color: var(--violet-500);
  font-size: 1.3rem;
}

.promise strong {
  display: block;
  font-family: var(--font-display);
  color: var(--ink);
}

.promise p {
  margin: 4px 0 0;
  font-size: var(--fs-sm);
}

/* ---- Rail heading ------------------------------------------------------- */

.rail-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
}

.rail-head .section-head {
  margin-bottom: 28px;
}

.rail-head .rail-controls {
  margin-bottom: 32px;
}

/* ---- Case studies ------------------------------------------------------- */

.case-card {
  display: flex;
  flex-direction: column;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--night-900);
  color: var(--on-dark-muted);
  border: 1px solid var(--line-dark);
  transition: transform var(--dur-3) var(--ease-out);
}

.case-card:hover {
  transform: translateY(-6px);
}

.case-card h3 {
  color: var(--white);
  font-size: var(--fs-h4);
  margin: 12px 0 10px;
}

.case-card .chip {
  background: rgba(201, 162, 255, 0.14);
  color: var(--lavender-200);
}

.case-card dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: auto 0 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--line-dark);
}

.case-card dl div {
  padding: 14px;
  background: var(--night-800);
  display: flex;
  flex-direction: column-reverse;
}

.case-card dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.case-card dt {
  font-size: var(--fs-xs);
  font-weight: 500;
}

/* ---- Event card --------------------------------------------------------- */

.event-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--body);
  text-decoration: none;
  transition: all var(--dur-3) var(--ease-out);
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--indigo-200);
  color: var(--body);
}

.event-card__date {
  width: 64px;
  height: 72px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--grad-brand);
  color: var(--white);
  line-height: 1;
}

.event-card__date strong {
  font-family: var(--font-display);
  font-size: 1.7rem;
}

.event-card__date span {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.event-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  min-width: 0;
}

.event-card__body strong {
  font-family: var(--font-display);
  color: var(--ink);
}

.event-card__body small {
  color: var(--muted);
}

.event-card__arrow {
  margin-left: auto;
  color: var(--violet-500);
}