@font-face {
  font-family: "Funnel Display";
  src: url("../fonts/FunnelDisplay.ttf") format("truetype");
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
}

@font-face {
  font-family: "Funnel Sans";
  src: url("../fonts/FunnelSans.ttf") format("truetype");
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
}

:root {
  --ink: #061b20;
  --ink-soft: #0a3035;
  --paper: #f3f0e8;
  --paper-strong: #fffdf8;
  --red: #ed193a;
  --teal: #006f74;
  --teal-bright: #009398;
  --line: rgba(255, 255, 255, 0.25);
}

* {
  box-sizing: border-box;
}

body,
h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-size: inherit;
  font-weight: inherit;
}

button,
input {
  padding: 0;
  border: 0;
  margin: 0;
  background: transparent;
  color: inherit;
}

img,
svg,
audio {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: inherit;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: "Funnel Sans", Arial, Helvetica, sans-serif;
}

body,
button,
input {
  font: inherit;
}

a,
button {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 5px;
}

main {
  overflow: clip;
}

.site-header {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1.3rem, 2.6vw, 2.8rem) clamp(1.3rem, 4vw, 5rem);
}

.brand {
  display: block;
  width: clamp(5rem, 7vw, 7.2rem);
  opacity: 0.8;
  transition: opacity 180ms ease;
}

.brand:hover {
  opacity: 1;
}

.brand img,
footer img {
  display: block;
  width: 100%;
  height: auto;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.7rem);
}

.site-header nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(0.66rem, 0.76vw, 0.82rem);
  font-weight: 620;
  letter-spacing: 0.11em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.site-header nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 2px;
  background: var(--red);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-header nav a:hover {
  color: #ffffff;
}

.site-header nav a:hover::after {
  transform: scaleX(1);
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: 100svh;
  align-items: end;
  padding: clamp(8rem, 13vh, 10rem) clamp(1.3rem, 4vw, 5rem) clamp(3.5rem, 7vh, 6.2rem);
  overflow: hidden;
  background: var(--teal);
}

.hero-flag,
.ai-flag {
  position: absolute;
  inset: -8% -5% -8% -10%;
  z-index: -3;
  display: block;
  width: 115%;
  max-width: none;
  height: 116%;
  object-fit: cover;
  object-position: 65% center;
  filter: saturate(0.77) contrast(1.04);
}

.hero-tint {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(0, 58, 62, 0.97) 0%, rgba(0, 86, 88, 0.9) 49%, rgba(0, 76, 80, 0.58) 100%),
    linear-gradient(0deg, rgba(2, 25, 29, 0.55), transparent 48%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 12.5vw 12.5vw;
  mask-image: linear-gradient(90deg, black, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(74rem, 78vw);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(0.66rem, 0.76vw, 0.82rem);
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.2;
}

.eyebrow span {
  color: #ffffff;
}

.hero-word {
  display: flex;
  margin: clamp(1.8rem, 4vh, 3.4rem) 0 clamp(1.3rem, 2.5vh, 2rem);
  flex-direction: column;
  align-items: flex-start;
  color: #ffffff;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.76;
}

.hero-word .problem {
  position: relative;
  display: block;
  font-size: clamp(3rem, 6.4vw, 7.8rem);
  opacity: 0.34;
}

.hero-word .problem i {
  position: absolute;
  top: 42%;
  left: -1%;
  width: 104%;
  height: clamp(0.55rem, 1vw, 1.15rem);
  background: var(--red);
  transform: rotate(-2deg);
}

.hero-word .answer {
  display: block;
  font-size: clamp(7.2rem, 17.5vw, 21rem);
}

.hero-message {
  max-width: 29ch;
  margin: 0;
  color: #ffffff;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(2rem, 3.45vw, 4.2rem);
  font-weight: 580;
  letter-spacing: -0.045em;
  line-height: 1;
  text-wrap: balance;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: clamp(2rem, 4vh, 3.3rem);
}

.button {
  display: inline-flex;
  min-height: 3.35rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.6rem;
  padding: 0.8rem 1rem 0.8rem 1.25rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.035em;
  line-height: 1;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.button svg,
.evidence-card > svg,
.stat a svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

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

.button-light {
  border-color: #ffffff;
  background: #ffffff;
  color: var(--ink);
}

.button-light:hover {
  background: var(--red);
  color: #ffffff;
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(0, 24, 28, 0.12);
  color: #ffffff;
  backdrop-filter: blur(12px);
}

.button-ghost:hover {
  border-color: #ffffff;
  background: #ffffff;
  color: var(--ink);
}

.hero-index {
  position: absolute;
  right: clamp(1.3rem, 4vw, 5rem);
  bottom: clamp(3.5rem, 7vh, 6.2rem);
  display: grid;
  height: 12rem;
  grid-template-rows: auto 1fr auto;
  justify-items: center;
  gap: 0.65rem;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.hero-index i {
  width: 1px;
  height: 100%;
  background: rgba(255, 255, 255, 0.36);
}

.scale-section,
.evidence-section,
.listen-section {
  padding: clamp(5rem, 10vw, 11rem) clamp(1.3rem, 4vw, 5rem);
}

.scale-section {
  padding-top: clamp(4.25rem, 7vh, 6.5rem);
  padding-bottom: clamp(5rem, 8vw, 9rem);
  background: var(--ink);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(14rem, 0.65fr) 1.35fr;
  align-items: end;
  gap: clamp(2rem, 5vw, 6rem);
  margin-bottom: clamp(3rem, 6vw, 6.5rem);
}

.section-heading > p {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.17em;
}

.section-heading > p span {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  margin-right: 0.7rem;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.58rem;
}

.section-heading h2 {
  max-width: 12ch;
  margin: 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(3.4rem, 7.5vw, 8.8rem);
  font-weight: 710;
  letter-spacing: -0.065em;
  line-height: 0.86;
}

.dark-heading > p {
  color: rgba(255, 255, 255, 0.55);
}

.scale-section .section-heading {
  grid-template-columns: minmax(9rem, 0.32fr) minmax(0, 1.68fr);
  gap: clamp(1.5rem, 2.5vw, 3rem);
  margin-bottom: clamp(1.5rem, 2.2vw, 2.5rem);
}

.section-heading .scale-call-message {
  max-width: 24ch;
  font-size: clamp(3.4rem, 5.45vw, 6.75rem);
  line-height: 0.89;
}

.scale-tldr {
  display: grid;
  grid-template-columns: minmax(14rem, 0.65fr) 1.35fr;
  gap: clamp(2rem, 5vw, 6rem);
  margin-bottom: clamp(3.5rem, 7vw, 7.5rem);
  padding-top: clamp(1.4rem, 2.4vw, 2.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.scale-section .scale-tldr {
  grid-template-columns: minmax(9rem, 0.32fr) minmax(0, 1.68fr);
  gap: clamp(1.5rem, 2.5vw, 3rem);
  margin-bottom: clamp(3.5rem, 5vw, 5.5rem);
  padding-top: clamp(1rem, 1.4vw, 1.5rem);
}

.scale-tldr > p {
  margin: 0;
}

.scale-tldr > p:first-child {
  color: var(--red);
  font-size: clamp(0.78rem, 0.92vw, 0.98rem);
  font-weight: 760;
  letter-spacing: 0.13em;
}

.scale-tldr > p:last-child {
  max-width: 49ch;
  color: rgba(255, 255, 255, 0.88);
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(1.35rem, 2.05vw, 2.45rem);
  font-weight: 520;
  letter-spacing: -0.032em;
  line-height: 1.12;
  text-wrap: balance;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.85fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.19);
}

.stat {
  position: relative;
  display: flex;
  min-height: 25rem;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(1.6rem, 3.3vw, 4rem);
  overflow: hidden;
}

.stat-primary {
  min-height: 50rem;
  grid-row: span 2;
  background:
    linear-gradient(180deg, rgba(1, 50, 55, 0.12), rgba(0, 23, 28, 0.88)),
    url("../images/neet-red.webp") center / cover;
}

.stat-work {
  background: var(--red);
}

.stat-chance {
  background: var(--teal);
}

.stat-number {
  margin: 0;
  color: #ffffff;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(5rem, 11vw, 13rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 0.7;
}

.stat-number span {
  font-size: 0.35em;
  letter-spacing: -0.045em;
}

.stat h3 {
  margin: clamp(1.2rem, 2.5vw, 2.5rem) 0 0;
  color: #ffffff;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(2rem, 3.2vw, 3.8rem);
  font-weight: 740;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.stat-detail {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(0.9rem, 1.1vw, 1.15rem);
  line-height: 1.55;
}

.stat a {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1.4rem;
  color: #ffffff;
  font-size: 0.73rem;
  font-weight: 670;
  letter-spacing: 0.06em;
  text-decoration: none;
}

.stat a:hover span {
  text-decoration: underline;
  text-underline-offset: 0.35em;
}

.stat-work .stat-number,
.stat-chance .stat-number {
  font-size: clamp(5rem, 8.5vw, 10.5rem);
}

.stat-chance .stat-number span {
  font-size: 0.62em;
}

.evidence-section {
  display: grid;
  grid-template-columns: minmax(18rem, 0.78fr) minmax(25rem, 1.22fr);
  gap: clamp(3rem, 8vw, 9rem);
  background: var(--paper);
  color: var(--ink);
}

.evidence-section .section-heading {
  position: sticky;
  top: 2.5rem;
  display: flex;
  height: max-content;
  align-items: flex-start;
  flex-direction: column;
  gap: 2rem;
  margin: 0;
}

.light-heading > p {
  color: rgba(6, 27, 32, 0.56);
}

.evidence-section .section-heading h2 {
  max-width: 8ch;
  font-size: clamp(4rem, 7vw, 8rem);
}

.button-dark {
  border-color: var(--ink);
  background: var(--ink);
  color: #ffffff;
}

.button-dark:hover {
  border-color: var(--red);
  background: var(--red);
}

.evidence-list {
  border-bottom: 1px solid rgba(6, 27, 32, 0.23);
}

.evidence-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: clamp(1rem, 2.2vw, 2rem);
  padding: clamp(1.6rem, 3.2vw, 3rem) 0;
  border-top: 1px solid rgba(6, 27, 32, 0.23);
  color: var(--ink);
  text-decoration: none;
  transition: padding 200ms ease, color 200ms ease;
}

.evidence-card:hover {
  padding-inline: 1rem;
  color: var(--teal);
}

.evidence-number {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.62rem;
  font-weight: 700;
}

.evidence-card p {
  margin: 0 0 0.75rem;
  color: var(--red);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.evidence-card h3 {
  max-width: 24ch;
  margin: 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(1.65rem, 2.4vw, 2.8rem);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.evidence-card div > span {
  display: block;
  max-width: 46rem;
  margin-top: 1rem;
  color: rgba(6, 27, 32, 0.62);
  font-size: clamp(0.88rem, 1vw, 1.05rem);
  line-height: 1.55;
}

.evidence-card > svg {
  margin-top: 0.5rem;
}

.solution-section {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: 100svh;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: end;
  gap: clamp(3rem, 8vw, 9rem);
  padding: clamp(7rem, 11vw, 11rem) clamp(1.3rem, 4vw, 5rem) clamp(4rem, 8vw, 8rem);
  overflow: hidden;
  background: var(--ink);
}

.solution-image {
  position: absolute;
  inset: 0;
  z-index: -3;
  display: block;
  width: 100%;
  max-width: none;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.7) contrast(1.02);
}

.solution-scrim {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(2, 21, 25, 0.92), rgba(2, 28, 31, 0.56) 48%, rgba(1, 18, 22, 0.92)),
    linear-gradient(0deg, rgba(1, 16, 20, 0.82), transparent 52%);
}

.solution-intro {
  align-self: start;
}

.solution-intro h2 {
  max-width: 12ch;
  margin: clamp(2rem, 4vw, 4rem) 0 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(3.4rem, 6vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.9;
}

.solution-points {
  align-self: end;
  border-bottom: 1px solid var(--line);
}

.solution-points article {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 3vw, 3.5rem);
  padding: clamp(1.5rem, 3vw, 3rem) 0;
  border-top: 1px solid var(--line);
}

.solution-points article > span {
  color: var(--red);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.solution-points p {
  max-width: 23ch;
  margin: 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(1.9rem, 3vw, 3.6rem);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.solution-points article:first-child p {
  font-size: clamp(2.28rem, 3.6vw, 4.32rem);
}

.solution-points article:last-child p {
  font-size: clamp(1.35rem, 2.1vw, 2.5rem);
  font-weight: 540;
  line-height: 1.05;
}

.ai-section {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: 87svh;
  align-items: center;
  padding: clamp(6rem, 11vw, 12rem) clamp(1.3rem, 4vw, 5rem);
  overflow: hidden;
}

.ai-flag {
  object-position: 70% center;
}

.ai-tint {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(100deg, rgba(0, 69, 72, 0.97), rgba(0, 119, 119, 0.91) 58%, rgba(0, 72, 76, 0.82));
}

.ai-copy {
  width: min(86rem, 82vw);
}

.ai-copy h2 {
  max-width: 18ch;
  margin: clamp(2rem, 4vw, 4rem) 0 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(3.6rem, 7.1vw, 8.5rem);
  font-weight: 760;
  letter-spacing: -0.068em;
  line-height: 0.9;
}

.ai-copy > p:last-child {
  max-width: 25ch;
  margin: clamp(2.2rem, 4vw, 4rem) 0 0;
  padding-top: clamp(1.3rem, 2vw, 2rem);
  border-top: 0.45rem solid #ffffff;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(1.8rem, 3vw, 3.6rem);
  font-weight: 560;
  letter-spacing: -0.04em;
  line-height: 1;
}

.listen-section {
  display: grid;
  grid-template-columns: minmax(20rem, 0.82fr) minmax(26rem, 1.18fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 9rem);
  background: var(--paper);
  color: var(--ink);
}

.listen-heading .eyebrow {
  color: rgba(6, 27, 32, 0.56);
}

.listen-heading .eyebrow span {
  color: var(--red);
}

.listen-heading h2 {
  max-width: 10ch;
  margin: clamp(1.8rem, 3vw, 3rem) 0 0;
  font-family: "Funnel Display", Arial, Helvetica, sans-serif;
  font-size: clamp(3.5rem, 6vw, 7rem);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.88;
}

.listen-heading > p:last-child {
  max-width: 35rem;
  margin: 1.5rem 0 0;
  color: rgba(6, 27, 32, 0.62);
  font-size: clamp(1rem, 1.25vw, 1.25rem);
  line-height: 1.55;
}

.audio-player {
  position: relative;
  overflow: hidden;
  padding: clamp(1.8rem, 4vw, 4rem);
  border-radius: clamp(1.5rem, 2.4vw, 2.5rem);
  background:
    radial-gradient(circle at 84% 8%, rgba(237, 25, 58, 0.2), transparent 30%),
    linear-gradient(135deg, var(--teal), var(--ink-soft));
  box-shadow: 0 34px 80px rgba(6, 27, 32, 0.18);
  color: #ffffff;
}

.audio-player::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 35%;
  height: 0.45rem;
  background: var(--red);
  content: "";
}

.audio-wave {
  display: flex;
  height: clamp(8rem, 15vw, 14rem);
  align-items: center;
  gap: clamp(0.16rem, 0.34vw, 0.32rem);
}

.audio-wave span {
  display: block;
  min-width: 2px;
  height: 12%;
  flex: 1;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
  transform: scaleY(0.62);
  transform-origin: center;
}

.audio-wave span:nth-child(3n + 1) { height: 38%; }
.audio-wave span:nth-child(5n + 2) { height: 72%; }
.audio-wave span:nth-child(7n + 3) { height: 96%; }
.audio-wave span:nth-child(8n + 4) { height: 56%; }

.audio-wave.is-playing span {
  animation: wave 800ms ease-in-out infinite alternate;
}

.audio-wave.is-playing span:nth-child(3n + 1) { animation-delay: -180ms; }
.audio-wave.is-playing span:nth-child(4n + 2) { animation-delay: -420ms; }
.audio-wave.is-playing span:nth-child(5n + 3) { animation-delay: -640ms; }

.audio-controls {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2rem);
  margin-top: clamp(1rem, 2vw, 1.8rem);
}

.audio-play {
  display: grid;
  width: clamp(4rem, 6vw, 5rem);
  height: clamp(4rem, 6vw, 5rem);
  padding: 0;
  place-items: center;
  border: 1px solid #ffffff;
  border-radius: 50%;
  background: #ffffff;
  color: var(--teal);
  cursor: pointer;
  transition: transform 180ms ease;
}

.audio-play:hover {
  transform: scale(1.04);
}

.audio-play svg {
  width: 1.5rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 2;
}

.audio-play .fill {
  fill: currentColor;
  stroke: none;
}

.audio-track {
  min-width: 0;
}

.audio-track input {
  width: 100%;
  height: 1.25rem;
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.audio-track input::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, #ffffff 0 var(--audio-progress), rgba(255, 255, 255, 0.26) var(--audio-progress) 100%);
}

.audio-track input::-moz-range-track {
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.26);
}

.audio-track input::-moz-range-progress {
  height: 3px;
  border-radius: 999px;
  background: #ffffff;
}

.audio-track input::-webkit-slider-thumb {
  width: 0.95rem;
  height: 0.95rem;
  margin-top: -0.4rem;
  appearance: none;
  border: 2px solid #ffffff;
  border-radius: 50%;
  background: var(--red);
}

.audio-track input::-moz-range-thumb {
  width: 0.95rem;
  height: 0.95rem;
  border: 2px solid #ffffff;
  border-radius: 50%;
  background: var(--red);
}

.audio-times {
  display: flex;
  justify-content: space-between;
  margin-top: 0.45rem;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.audio-player audio {
  display: none;
}

footer {
  display: flex;
  min-height: 8rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem clamp(1.3rem, 4vw, 5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  background: var(--ink);
}

.footer-copy {
  display: grid;
  max-width: 58rem;
  gap: 0.72rem;
  padding-left: clamp(0.9rem, 1.3vw, 1.25rem);
  border-left: 2px solid rgba(237, 25, 58, 0.78);
}

footer .footer-legal {
  max-width: 68ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(0.76rem, 0.88vw, 0.92rem);
  line-height: 1.55;
}

footer .footer-legal a {
  color: #ffffff;
  font-weight: 650;
  text-decoration-color: rgba(237, 25, 58, 0.9);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
  transition: color 180ms ease, text-decoration-color 180ms ease;
}

footer .footer-legal a:hover,
footer .footer-legal a:focus-visible {
  color: #ffffff;
  text-decoration-color: #ffffff;
}

footer .footer-proof {
  margin: 0;
  color: rgba(255, 255, 255, 0.4);
  font-size: clamp(0.64rem, 0.72vw, 0.76rem);
}

.footer-logo {
  display: block;
  flex: 0 0 auto;
  width: clamp(4.5rem, 6vw, 6rem);
  opacity: 0.55;
  transition: opacity 180ms ease;
}

.footer-logo:hover,
.footer-logo:focus-visible {
  opacity: 1;
}

@keyframes wave {
  from { transform: scaleY(0.4); opacity: 0.42; }
  to { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 900px) {
  .site-header nav a:not(:last-child) {
    display: none;
  }

  .hero-content {
    width: min(52rem, 88vw);
  }

  .section-heading,
  .evidence-section,
  .solution-section,
  .listen-section {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: start;
  }

  .scale-section .section-heading,
  .scale-section .scale-tldr {
    grid-template-columns: 1fr;
  }

  .scale-tldr {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat-primary {
    min-height: 42rem;
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .evidence-section .section-heading {
    position: static;
  }

  .solution-section {
    gap: 4rem;
  }

  .solution-intro h2 {
    max-width: 15ch;
  }

  .solution-points {
    width: min(46rem, 100%);
    margin-left: auto;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 1.2rem;
  }

  .brand {
    width: 4.7rem;
  }

  .site-header nav a {
    font-size: 0.62rem;
  }

  .hero {
    padding: 7rem 1.2rem 3rem;
  }

  .hero-flag {
    object-position: 73% center;
  }

  .hero-content {
    width: calc(100vw - 2.4rem);
  }

  .hero-word {
    margin-top: 2.1rem;
  }

  .hero-word .problem {
    font-size: clamp(2.5rem, 15vw, 4.8rem);
  }

  .hero-word .answer {
    font-size: clamp(5.2rem, 28vw, 8.5rem);
  }

  .hero-message {
    font-size: clamp(1.8rem, 9.5vw, 3rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-index {
    display: none;
  }

  .scale-section,
  .evidence-section,
  .listen-section {
    padding: 5rem 1.2rem;
  }

  .section-heading h2,
  .evidence-section .section-heading h2 {
    max-width: 10ch;
    font-size: clamp(3.3rem, 17vw, 5.4rem);
  }

  .section-heading .scale-call-message {
    max-width: 14ch;
    font-size: clamp(2.85rem, 13.6vw, 4.5rem);
    line-height: 0.92;
  }

  .scale-tldr {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 4.5rem;
    padding-top: 1.4rem;
  }

  .scale-tldr > p:last-child {
    max-width: 100%;
    font-size: clamp(1.2rem, 5.8vw, 1.75rem);
    line-height: 1.18;
    text-wrap: pretty;
  }

  .stat-grid {
    grid-template-columns: 1fr;
  }

  .stat-primary {
    grid-column: auto;
  }

  .stat,
  .stat-primary {
    min-height: 32rem;
  }

  .stat-number,
  .stat-work .stat-number,
  .stat-chance .stat-number {
    font-size: clamp(4.8rem, 24vw, 8rem);
  }

  .evidence-card {
    grid-template-columns: auto 1fr;
  }

  .evidence-card > svg {
    display: none;
  }

  .solution-section {
    min-height: auto;
    padding: 6rem 1.2rem 5rem;
  }

  .solution-intro h2 {
    font-size: clamp(3.2rem, 15.5vw, 5rem);
  }

  .solution-points article {
    gap: 1rem;
  }

  .solution-points p {
    font-size: clamp(1.75rem, 8.5vw, 2.7rem);
  }

  .solution-points article:first-child p {
    font-size: clamp(2.1rem, 10.2vw, 3.24rem);
  }

  .ai-section {
    min-height: 100svh;
    padding: 6rem 1.2rem;
  }

  .ai-copy {
    width: 100%;
  }

  .ai-copy h2 {
    font-size: clamp(3.1rem, 15.5vw, 5rem);
  }

  .ai-copy > p:last-child {
    font-size: clamp(1.6rem, 8vw, 2.6rem);
  }

  .listen-section {
    gap: 3rem;
  }

  .listen-heading h2 {
    font-size: clamp(3.2rem, 16vw, 5.2rem);
  }

  .audio-player {
    padding: 1.4rem;
    border-radius: 1.35rem;
  }

  .audio-wave {
    height: 7rem;
    gap: 0.12rem;
  }

  .audio-controls {
    gap: 0.9rem;
  }

  .audio-play {
    width: 3.8rem;
    height: 3.8rem;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 2rem 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}