styles.css

/* BHA — launch page */

:root {
  --bg: #f6f7fb;
  --bg-soft: #eef1f8;
  --card: #ffffff;
  --ink: #0b1020;
  --ink-2: #2a3050;
  --muted: #5f6684;
  --faint: #9aa0b8;
  --line: rgba(11, 16, 32, 0.08);
  --line-2: rgba(11, 16, 32, 0.14);
  --g1: #2b5cff;
  --g2: #7c3aed;
  --g3: #ff3d81;
  --g4: #06c7f1;
  --grad: linear-gradient(95deg, var(--g4) 0%, var(--g1) 30%, var(--g2) 65%, var(--g3) 100%);
  --shadow: 0 24px 70px rgba(11, 16, 32, 0.12);
  --shadow-sm: 0 8px 24px rgba(11, 16, 32, 0.08);
  --r: 24px;
  --head: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --wrap: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video,
canvas {
  display: block;
  max-width: 100%;
}

b,
strong {
  font-weight: 700;
}

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 100%;
  animation: gradShift 8s ease-in-out infinite alternate;
}

@keyframes gradShift {
  to {
    background-position: 100% 0;
  }
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--head);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s, background 0.3s;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--grad {
  color: #fff;
  background: var(--grad);
  background-size: 200% 100%;
  box-shadow: 0 10px 30px rgba(43, 92, 255, 0.35);
}

.btn--grad:hover {
  background-position: 100% 0;
  box-shadow: 0 14px 40px rgba(124, 58, 237, 0.4);
}

.btn--glass {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn--glass:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn--sm {
  font-size: 0.86rem;
  padding: 0.6rem 1.1rem;
}

.btn__play {
  width: 0;
  height: 0;
  border-left: 10px solid #fff;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* ---------- nav ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.1rem 1.6rem;
  color: #fff;
  transition: background 0.3s, color 0.3s, padding 0.3s, box-shadow 0.3s;
}

.nav.is-scrolled {
  background: rgba(246, 247, 251, 0.8);
  backdrop-filter: blur(16px);
  color: var(--ink);
  padding: 0.7rem 1.6rem;
  box-shadow: 0 1px 0 var(--line);
}

.nav__brand {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.nav__logo {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--grad);
  transform: rotate(45deg);
  box-shadow: 0 0 16px rgba(124, 58, 237, 0.6);
}

.nav__links {
  display: flex;
  gap: 1.6rem;
  margin: 0 auto;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav__links a {
  opacity: 0.8;
  transition: opacity 0.2s;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  opacity: 1;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.lang {
  display: inline-flex;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 2px;
  opacity: 0.85;
}

.lang__btn {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.3rem 0.65rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.lang__btn.is-active {
  background: #fff;
  color: #0b1020;
}

.nav.is-scrolled .lang__btn.is-active {
  background: var(--ink);
  color: #fff;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #0b1020;
  color: #fff;
  isolation: isolate;
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -3;
  filter: saturate(1.1);
}

.hero__shade {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(11, 16, 32, 0.9) 0%, rgba(11, 16, 32, 0.72) 45%, rgba(11, 16, 32, 0.35) 100%),
    linear-gradient(180deg, rgba(11, 16, 32, 0.3) 0%, rgba(11, 16, 32, 0) 50%, var(--bg) 100%);
}

.hero__aurora {
  position: absolute;
  inset: -20%;
  z-index: -1;
  background:
    radial-gradient(40% 35% at 20% 30%, rgba(43, 92, 255, 0.45), transparent 70%),
    radial-gradient(35% 35% at 75% 25%, rgba(124, 58, 237, 0.35), transparent 70%),
    radial-gradient(30% 30% at 55% 80%, rgba(255, 61, 129, 0.3), transparent 70%);
  filter: blur(40px);
  animation: aurora 14s ease-in-out infinite alternate;
  mix-blend-mode: screen;
  opacity: 0.8;
}

@keyframes aurora {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
  }
  100% {
    transform: translate(4%, -3%) rotate(6deg) scale(1.08);
  }
}

.hero__content {
  position: relative;
  max-width: var(--wrap);
  width: 100%;
  margin: 0 auto;
  padding: 8rem 1.5rem 7rem;
}

.hero__kicker {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  margin: 0 0 1.4rem;
}

.hero__title {
  margin: 0;
  font-family: var(--head);
  font-weight: 800;
  font-size: clamp(3.4rem, 9.5vw, 8.2rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero__title .line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}

.hero__title .line > span {
  display: inline-block;
}

.hero__sub {
  max-width: 36rem;
  margin: 1.8rem 0 0;
  font-size: 1.2rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
}

.hero__cta {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 2.2rem;
}

.hero__chips {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.chip {
  display: flex;
  flex-direction: column;
  padding: 0.8rem 1.1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px);
  min-width: 150px;
}

.chip b {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.6rem;
  line-height: 1.1;
  background: linear-gradient(90deg, #fff, #c7d2ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.chip span {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.15rem;
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.6rem;
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 14px;
  transform: translateX(-50%);
}

.hero__scroll span {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: #fff;
  transform: translateX(-50%);
  animation: wheel 1.8s ease-in-out infinite;
}

@keyframes wheel {
  0% {
    transform: translate(-50%, 0);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, 16px);
    opacity: 0;
  }
}

/* load-in */
.reveal-h {
  opacity: 0;
  transform: translateY(26px);
  animation: riseIn 1s var(--ease) forwards;
}

.hero__content > .reveal-h:nth-child(1) {
  animation-delay: 0.15s;
}
.hero__content > .reveal-h:nth-child(2) {
  animation-delay: 0.25s;
}
.hero__content > .reveal-h:nth-child(3) {
  animation-delay: 0.55s;
}
.hero__content > .reveal-h:nth-child(4) {
  animation-delay: 0.7s;
}
.hero__content > .reveal-h:nth-child(5) {
  animation-delay: 0.9s;
}

@keyframes riseIn {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- sections ---------- */
.sec {
  padding: 7rem 0;
  position: relative;
}

.sec--soft {
  background: var(--bg-soft);
}

.sec--film {
  padding-top: 2rem;
}

.sec__head {
  max-width: 46rem;
  margin-bottom: 3rem;
}

.sec__head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.kicker {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 1rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 500;
}

.h2 {
  font-family: var(--head);
  font-weight: 800;
  font-size: clamp(2.3rem, 5.2vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0 0 1.2rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0;
}

.sec--dark {
  background: #0b1020;
  color: #fff;
  overflow: hidden;
}

.sec__aurora {
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(35% 35% at 30% 40%, rgba(43, 92, 255, 0.35), transparent 70%),
    radial-gradient(30% 30% at 70% 30%, rgba(124, 58, 237, 0.3), transparent 70%),
    radial-gradient(25% 25% at 55% 75%, rgba(255, 61, 129, 0.22), transparent 70%);
  filter: blur(60px);
  animation: aurora 16s ease-in-out infinite alternate;
  pointer-events: none;
}

.h2--light {
  color: #fff;
}

.lede--light {
  color: rgba(255, 255, 255, 0.72);
}

.kicker--light {
  background: linear-gradient(90deg, #9fd0ff, #d9b8ff);
  -webkit-background-clip: text;
  background-clip: text;
}

/* ---------- reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0ms);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- player ---------- */
.player {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  background: #0b1020;
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 9;
}

.player::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--r);
  padding: 2px;
  background: var(--grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 3;
}

.player__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #0b1020;
}

.player__btn {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.3s var(--ease), opacity 0.3s;
  z-index: 2;
}

.player__btn:hover {
  transform: scale(1.06);
}

.player__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.6);
  animation: ring 2.2s ease-out infinite;
}

@keyframes ring {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.7);
    opacity: 0;
  }
}

.player__tri {
  width: 0;
  height: 0;
  border-left: 30px solid #fff;
  border-top: 18px solid transparent;
  border-bottom: 18px solid transparent;
  margin-left: 8px;
}

.player.is-playing .player__btn,
.player.is-playing .player__meta {
  opacity: 0;
  pointer-events: none;
}

.player__meta {
  position: absolute;
  left: 1.4rem;
  bottom: 1.2rem;
  display: flex;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: rgba(255, 255, 255, 0.85);
  z-index: 2;
  transition: opacity 0.3s;
}

.player__tag,
.player__dur {
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
}

/* ---------- demo ---------- */
.demo {
  background: var(--card);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 2rem;
  border: 1px solid var(--line);
}

.demo__stage {
  display: grid;
  grid-template-columns: 1fr 0.8fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.demo__col {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.demo__col--mid {
  position: relative;
  align-self: stretch;
}

.demo__lbl {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.demo__lbl--out {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.demo__frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--bg-soft);
  box-shadow: var(--shadow-sm);
}

.demo__frame img,
.demo__frame canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.demo__frame--out::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 2px;
  background: var(--grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.demo__eeg {
  position: relative;
  border-radius: 20px;
  background: #0b1020;
  aspect-ratio: 1;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.demo__eeg canvas {
  width: 100%;
  height: 100%;
}

.demo__ms {
  position: absolute;
  right: 0.8rem;
  top: 0.7rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: #9fd0ff;
}

.demo__arrow {
  position: absolute;
  right: -1.35rem;
  top: 50%;
  font-size: 1.6rem;
  color: var(--g2);
  animation: nudge 1.4s ease-in-out infinite;
}

@keyframes nudge {
  50% {
    transform: translateX(5px);
  }
}

.demo__draws {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.draw {
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  background: none;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.3s var(--ease);
}

.draw img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.draw:hover {
  transform: translateY(-2px);
}

.draw.is-active {
  border-color: var(--g2);
}

.demo__picker {
  display: flex;
  gap: 0.55rem;
  overflow-x: auto;
  padding: 1.6rem 0 0.5rem;
  scrollbar-width: none;
}

.demo__picker::-webkit-scrollbar {
  display: none;
}

.pick {
  flex: 0 0 72px;
  width: 72px;
  height: 72px;
  border-radius: 14px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  background: none;
  cursor: pointer;
  opacity: 0.75;
  transition: opacity 0.2s, transform 0.3s var(--ease), border-color 0.2s;
}

.pick img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pick:hover {
  opacity: 1;
  transform: translateY(-3px);
}

.pick.is-active {
  opacity: 1;
  border-color: var(--g1);
}

.demo__foot {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--faint);
  margin-top: 0.6rem;
}

#demo-name {
  color: var(--ink);
}

/* ---------- wall ---------- */
.wall {
  margin-top: 3rem;
  display: grid;
  gap: 0.9rem;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.wall__row {
  display: flex;
  gap: 0.9rem;
  width: max-content;
  animation: slide 70s linear infinite;
}

.wall__row--rev {
  animation-direction: reverse;
}

.wall:hover .wall__row {
  animation-play-state: paused;
}

@keyframes slide {
  to {
    transform: translateX(-50%);
  }
}

.pair {
  position: relative;
  width: 200px;
  flex: 0 0 200px;
  border-radius: 18px;
  overflow: hidden;
  background: var(--card);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-rows: 1fr 1fr;
}

.pair img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.pair i {
  position: absolute;
  left: 0.5rem;
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(11, 16, 32, 0.7);
  color: #fff;
}

.pair i:first-of-type {
  top: 0.5rem;
}

.pair i:last-of-type {
  top: calc(50% + 0.5rem);
  background: var(--grad);
}

/* ---------- steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.step {
  background: var(--card);
  border-radius: var(--r);
  padding: 1.4rem 1.6rem 1.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), box-shadow 0.4s;
}

.step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.step__art {
  height: 240px;
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 1.4rem;
  background: #0b1020;
  display: grid;
  place-items: center;
  position: relative;
}

.step__art canvas {
  width: 100%;
  height: 100%;
}

.step__n {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.step h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.5rem;
  margin: 0.5rem 0 0.5rem;
  letter-spacing: -0.02em;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* orbit art */
.step__art--learn {
  background: radial-gradient(60% 60% at 50% 50%, #1a1f4a, #0b1020);
}

.orbit {
  position: relative;
  width: 240px;
  height: 240px;
}

.orbit__core {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  background: var(--grad);
  display: grid;
  place-items: center;
  font-family: var(--head);
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.7);
  animation: pulse 2.6s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    transform: scale(1.06);
    box-shadow: 0 0 60px rgba(124, 58, 237, 0.9);
  }
}

.orbit__ring {
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  animation: spin 24s linear infinite;
}

.orbit__sat {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  animation: spin 12s linear infinite;
  animation-delay: calc(var(--i) * -3s);
}

.orbit__sat span {
  position: absolute;
  top: -100px;
  left: 0;
  transform: translate(-50%, -50%);
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.7rem;
  backdrop-filter: blur(6px);
  animation: spinBack 12s linear infinite;
  animation-delay: calc(var(--i) * -3s);
  white-space: nowrap;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes spinBack {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(-360deg);
  }
}

/* gen art */
.gen {
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: 18px;
  overflow: hidden;
}

.gen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: unblur 5s ease-in-out infinite;
}

.gen__noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='2'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: screen;
  animation: noiseFade 5s ease-in-out infinite;
}

@keyframes unblur {
  0%,
  10% {
    filter: blur(18px) saturate(0.4);
    transform: scale(1.12);
  }
  55%,
  85% {
    filter: blur(0) saturate(1);
    transform: scale(1);
  }
  100% {
    filter: blur(18px) saturate(0.4);
    transform: scale(1.12);
  }
}

@keyframes noiseFade {
  0%,
  10% {
    opacity: 0.9;
  }
  55%,
  85% {
    opacity: 0;
  }
  100% {
    opacity: 0.9;
  }
}

/* ---------- more / fig ---------- */
.more {
  margin-top: 2.5rem;
  border-top: 1px solid var(--line-2);
}

.more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1.1rem 0;
  color: var(--muted);
  display: flex;
  gap: 0.7rem;
  align-items: center;
}

.more summary::-webkit-details-marker {
  display: none;
}

.more summary::before {
  content: "+";
  font-size: 1.1rem;
  color: var(--g2);
  transition: transform 0.3s var(--ease);
}

.more[open] summary::before {
  transform: rotate(45deg);
}

.fig {
  margin: 0.5rem 0 1rem;
}

.fig img {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  width: 100%;
}

/* ---------- results ---------- */
.big3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.big {
  background: var(--card);
  border-radius: var(--r);
  padding: 1.6rem 1.6rem 1.4rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.big__v {
  font-family: var(--head);
  font-weight: 800;
  font-size: 3.6rem;
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.big__l {
  margin-top: 0.6rem;
  font-weight: 600;
}

.big__n {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--faint);
  margin-top: 0.15rem;
}

.bars {
  background: var(--card);
  border-radius: var(--r);
  padding: 1.6rem 1.8rem 1.4rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.bars__tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1.3rem;
}

.tab {
  font-family: var(--head);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.tab.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.bar {
  display: grid;
  grid-template-columns: 120px 1fr 64px;
  gap: 1rem;
  align-items: center;
  padding: 0.38rem 0;
  font-size: 0.9rem;
}

.bar__name {
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bar--ours .bar__name {
  color: var(--ink);
  font-weight: 700;
}

.bar__track {
  position: relative;
  height: 16px;
  background: var(--bg-soft);
  border-radius: 6px;
  overflow: hidden;
}

.bar__fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: #c9cfe3;
  border-radius: 6px;
  transition: width 1.3s var(--ease);
}

.bar--ours .bar__fill {
  background: var(--grad);
}

.bar__ext {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: 6px;
  background: repeating-linear-gradient(135deg, rgba(124, 58, 237, 0.7) 0 3px, transparent 3px 6px);
  transition: width 1.3s var(--ease) 0.25s;
}

.bar__v {
  text-align: right;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--ink);
}

.bar--ours .bar__v {
  color: var(--g2);
  font-weight: 600;
}

.bars__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--faint);
  white-space: nowrap;
}

.bars__legend i {
  display: inline-block;
  width: 18px;
  height: 8px;
  border-radius: 3px;
  margin-right: 0.4rem;
  vertical-align: middle;
}

.recon {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
}

.recon__text h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.9rem;
  letter-spacing: -0.03em;
  margin: 0 0 0.6rem;
}

.recon__text p {
  color: var(--muted);
  margin: 0;
}

.minis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.mini {
  background: var(--card);
  border-radius: 18px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.mini__t {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.7rem;
}

.mini .bar {
  grid-template-columns: 40px 1fr 48px;
  gap: 0.5rem;
  padding: 0.22rem 0;
  font-size: 0.8rem;
}

.table-wrap {
  overflow-x: auto;
  margin: 0.6rem 0 1.4rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
}

.tbl {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.tbl caption {
  caption-side: top;
  text-align: left;
  padding: 0.9rem 1rem 0.7rem;
  color: var(--muted);
  font-family: var(--body);
  font-size: 0.86rem;
}

.tbl caption strong {
  color: var(--ink);
}

.tbl th,
.tbl td {
  padding: 0.5rem 0.7rem;
  text-align: center;
  border-top: 1px solid var(--line);
  white-space: nowrap;
}

.tbl th {
  color: var(--muted);
  font-weight: 500;
  background: var(--bg-soft);
}

.tbl td:first-child,
.tbl th:first-child {
  text-align: left;
  padding-left: 1rem;
}

.tbl .ours td {
  background: rgba(124, 58, 237, 0.08);
}

.tbl b {
  color: var(--g2);
}

/* ---------- vision ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  position: relative;
}

.pillar {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r);
  padding: 1.8rem 1.6rem;
  backdrop-filter: blur(10px);
  transition: transform 0.4s var(--ease), background 0.3s;
}

.pillar:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.1);
}

.pillar__ic {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--grad);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 1.2rem;
}

.pillar h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.pillar p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.98rem;
}

.road {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
  position: relative;
}

.road::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 7px;
  height: 2px;
  background: linear-gradient(90deg, var(--g4), var(--g2), rgba(255, 255, 255, 0.15));
}

.road__item {
  position: relative;
  padding-top: 1.6rem;
}

.road__dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #0b1020;
  border: 3px solid rgba(255, 255, 255, 0.5);
}

.road__item.is-now .road__dot {
  background: var(--g4);
  border-color: #fff;
  box-shadow: 0 0 0 6px rgba(6, 199, 241, 0.25);
}

.road__item b {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #9fd0ff;
}

.road__item p {
  margin: 0.5rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.96rem;
}

/* ---------- footer ---------- */
.foot {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--faint);
}

.foot__in {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.foot__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--head);
  font-weight: 800;
  font-size: 1rem;
  color: var(--ink);
}

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .steps,
  .big3,
  .pillars,
  .road,
  .minis {
    grid-template-columns: 1fr;
  }
  .recon {
    grid-template-columns: 1fr;
  }
  .demo__stage {
    grid-template-columns: 1fr 1fr;
  }
  .demo__col--mid {
    grid-column: 1 / -1;
    order: -1;
  }
  .demo__eeg {
    aspect-ratio: 3 / 1;
  }
  .demo__arrow {
    display: none;
  }
  .road::before {
    display: none;
  }
}

@media (max-width: 720px) {
  .nav__links,
  .nav .btn {
    display: none;
  }
  .nav__right {
    margin-left: auto;
  }
  .hero {
    align-items: flex-start;
  }
  .hero__content {
    padding: 6.5rem 1.25rem 5rem;
  }
  .hero__title {
    font-size: clamp(3rem, 17vw, 4.6rem);
  }
  .sec {
    padding: 4.5rem 0;
  }
  .demo {
    padding: 1.2rem;
  }
  .demo__stage {
    grid-template-columns: 1fr;
  }
  .bar {
    grid-template-columns: 86px 1fr 52px;
    gap: 0.6rem;
  }
  .player__btn {
    width: 80px;
    height: 80px;
  }
  .player__tri {
    border-left-width: 22px;
    border-top-width: 13px;
    border-bottom-width: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal,
  .reveal-h {
    opacity: 1;
    transform: none;
  }
}

/* ---------- insights ---------- */
.sec--ins {
  background: #0b1020;
  color: #fff;
  overflow: hidden;
  position: relative;
}

.sec--ins::before {
  content: "";
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(30% 30% at 20% 20%, rgba(43, 92, 255, 0.25), transparent 70%),
    radial-gradient(28% 28% at 80% 60%, rgba(124, 58, 237, 0.22), transparent 70%),
    radial-gradient(22% 22% at 45% 95%, rgba(255, 61, 129, 0.16), transparent 70%);
  filter: blur(70px);
  pointer-events: none;
}

.sec--ins .wrap {
  position: relative;
}

.sec--ins .h2 {
  color: #fff;
}

.sec--ins .lede {
  color: rgba(255, 255, 255, 0.72);
}

.sec--ins .kicker {
  background: linear-gradient(90deg, #9fd0ff, #d9b8ff);
  -webkit-background-clip: text;
  background-clip: text;
}

.lesson {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  align-items: center;
  padding: 3.2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.lesson--rev .lesson__text {
  order: 2;
}

.lesson__n {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: #9fd0ff;
}

.lesson__text h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0.6rem 0 0.9rem;
}

.lesson__text p {
  color: rgba(255, 255, 255, 0.74);
  margin: 0 0 0.9rem;
  font-size: 1rem;
}

.lesson__take {
  padding: 0.9rem 1.1rem;
  border-left: 3px solid var(--g4);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0 12px 12px 0;
  color: #fff !important;
  font-weight: 500;
}

.card-ins {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  padding: 1.4rem 1.5rem 1.2rem;
  backdrop-filter: blur(10px);
}

.card-ins--tight {
  padding: 1rem;
}

.seg {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 1.1rem;
}

.seg__btn {
  font-family: var(--head);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.seg__btn.is-active {
  background: #fff;
  color: var(--ink);
}

.viz__note {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
  margin: 0.9rem 0 0;
  line-height: 1.5;
}

.hbars .bar {
  grid-template-columns: 110px 1fr 64px;
}

.hbars .bar__name {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--mono);
  font-size: 0.8rem;
}

.hbars .bar__track {
  background: rgba(255, 255, 255, 0.08);
}

.hbars .bar__fill {
  background: linear-gradient(90deg, #06c7f1, #2b5cff, #7c3aed);
  transition: width 0.9s var(--ease);
}

.hbars .bar--shared .bar__fill {
  background: linear-gradient(90deg, #ff3d81, #ff9a7a);
}

.hbars .bar__v {
  color: #fff;
}

.hbars--mini .bar {
  grid-template-columns: 90px 1fr 48px;
  padding: 0.2rem 0;
}

.hbars--mini .bar__track {
  height: 10px;
}

.heat {
  display: grid;
  grid-template-columns: 110px repeat(5, 1fr);
  gap: 5px;
  align-items: center;
}

.heat__lab {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: right;
  padding-right: 0.5rem;
}

.heat__top {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  padding-bottom: 0.2rem;
}

.heat__cell {
  aspect-ratio: 1.55;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: #0b1020;
  transition: background 0.8s var(--ease), transform 0.2s;
  cursor: default;
}

.heat__cell:hover {
  transform: scale(1.06);
  outline: 2px solid #fff;
}

.attr__picks {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.attr__pick {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  background: none;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s, border-color 0.2s;
}

.attr__pick img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.attr__pick.is-active {
  opacity: 1;
  border-color: #fff;
}

.attr__row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.5rem;
}

.attr__tile {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 1;
}

.attr__tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}

.attr__tile:hover img {
  transform: scale(1.06);
}

.attr__tile span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.25rem 0.4rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(11, 16, 32, 0.78);
  color: #fff;
  text-align: center;
}

.attr__legend {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.8rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
}

.attr__legend i {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, #2166ac, #f7f7f7, #b2182b);
}

.neurons {
  display: grid;
  gap: 0.5rem;
}

.neurons figure {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}

.neurons img {
  width: 100%;
  display: block;
}

.temporal {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}

.temporal img {
  width: 100%;
  display: block;
}

.trap__row {
  display: grid;
  grid-template-columns: 1fr auto 24px;
  gap: 1rem;
  align-items: center;
  padding: 0.9rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
}

.trap__row:first-child {
  border-top: 0;
}

.trap__row b {
  font-family: var(--mono);
  font-size: 1.05rem;
  color: #fff;
}

.trap__row i {
  font-style: normal;
  text-align: center;
}

.trap__row .up {
  color: #4ade80;
}

.trap__row .down {
  color: #ff3d81;
}

.diff {
  margin-top: 3.5rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.diff h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  letter-spacing: -0.03em;
  margin: 0 0 1.4rem;
}

.diff__grid {
  display: grid;
  grid-template-columns: 150px 1fr 1.2fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
}

.diff__grid > div {
  background: #0f1426;
  padding: 1rem 1.1rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
}

.diff__grid > div:nth-child(3n + 1) {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.diff__head {
  font-family: var(--head) !important;
  font-weight: 700;
  font-size: 0.9rem !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  color: rgba(255, 255, 255, 0.6) !important;
}

.diff__head--ours,
.diff__ours {
  background: rgba(124, 58, 237, 0.18) !important;
  color: #fff !important;
}

@media (max-width: 1000px) {
  .lesson {
    grid-template-columns: 1fr;
    gap: 1.6rem;
  }
  .lesson--rev .lesson__text {
    order: 0;
  }
  .diff__grid {
    grid-template-columns: 1fr;
  }
  .diff__grid > div:nth-child(3n + 1) {
    padding-bottom: 0.2rem;
  }
  .diff__head:first-child {
    display: none;
  }
}

@media (max-width: 720px) {
  .heat {
    grid-template-columns: 70px repeat(5, 1fr);
  }
  .heat__cell {
    font-size: 0.6rem;
  }
  .attr__row {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* native insight visuals */
.attr__tile canvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: auto;
}

.units {
  display: grid;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.unit {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 0.8rem;
  align-items: center;
  padding: 0.7rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.unit__tag {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.unit__id {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}

.unit__concept {
  font-family: var(--head);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.unit__sub {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: rgba(255, 255, 255, 0.45);
}

.unit__imgs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.4rem;
}

.unit__img {
  position: relative;
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
}

.unit__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.unit__img b {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.2rem 0.35rem;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.58rem;
  background: rgba(11, 16, 32, 0.75);
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.unit__img i {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  background: var(--g4);
}

.tchart {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.tchart svg {
  width: 100%;
  height: auto;
  display: block;
  font-family: var(--mono);
}

.tchart .ax {
  stroke: rgba(255, 255, 255, 0.14);
}

.tchart .tick {
  fill: rgba(255, 255, 255, 0.55);
  font-size: 11px;
}

.tchart .ttl {
  fill: rgba(255, 255, 255, 0.8);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tchart .ln {
  fill: none;
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.tchart .band {
  opacity: 0.18;
}

.tchart .mark {
  stroke: rgba(255, 255, 255, 0.35);
  stroke-dasharray: 3 4;
}

.tchart .mlab {
  fill: rgba(255, 255, 255, 0.7);
  font-size: 11px;
}

.tlegend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  margin-top: 0.6rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.7);
}

.tlegend i {
  display: inline-block;
  width: 16px;
  height: 3px;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: middle;
}

@media (max-width: 720px) {
  .tchart {
    grid-template-columns: 1fr;
  }
  .unit {
    grid-template-columns: 1fr;
  }
}

/* ---------- explainer row ---------- */
.explainer {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 2.5rem;
  align-items: center;
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--line);
}

.explainer__text h3 {
  font-family: var(--head);
  font-weight: 800;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.7rem;
}

.explainer__text p:last-child {
  color: var(--muted);
  margin: 0;
}

.player--sm .player__btn {
  width: 80px;
  height: 80px;
}

.player--sm .player__tri {
  border-left-width: 22px;
  border-top-width: 13px;
  border-bottom-width: 13px;
}

@media (max-width: 1000px) {
  .explainer {
    grid-template-columns: 1fr;
  }
}

.report-cta {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin: 1.6rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}