:root {
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  --bg-1: #000000;
  --bg-2: #000000;
  --ink: #ffffff;
  --muted: #ffffff;
  --accent: #ff4fa3;
  --card: #000000;
  --card-border: #1f1f1f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #000000;
  color: var(--ink);
  line-height: 1.5;
  position: relative;
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath fill='%23ff4fa3' stroke='%23000000' stroke-width='1.2' d='M3 2l7.8 18 2.5-7 7-2.5z'/%3E%3C/svg%3E") 3 2, auto;
}

.page-glow {
  position: fixed;
  top: -120px;
  left: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 79, 163, 0.2), transparent 70%);
  pointer-events: none;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.12);
  z-index: 40;
  pointer-events: none;
}

#scroll-progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #ff4fa3, #58e1ff);
  box-shadow: 0 0 8px rgba(255, 79, 163, 0.75);
  transition: width 120ms linear;
}

.story {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
}

.top-logo {
  position: fixed;
  top: 14px;
  right: 16px;
  width: min(120px, 20vw);
  height: auto;
  z-index: 30;
  opacity: 0.95;
}

.hero,
.chart-card {
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.hero {
  padding: 0.6rem 0.2rem 0.2rem;
  margin-bottom: 3.5rem;
  min-height: 86vh;
  display: flex;
  align-items: center;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 1rem;
  align-items: start;
  width: 100%;
}

.hero-text {
  min-width: 0;
}

.hero-gif {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 0;
  border: 1px solid var(--accent);
  filter: grayscale(100%) contrast(1.1) brightness(0.9);
}

.eyebrow {
  margin: 0 0 0.25rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

#heading {
  margin: 0;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  font-weight: 900;
  line-height: 1.05;
  color: var(--accent);
}

#subheading {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: #ffffff;
  display: block;
  max-width: 58ch;
}

#description {
  margin: 0;
  color: var(--muted);
  max-width: 70ch;
}

.chart-card {
  padding: 0.35rem 0.2rem 0.4rem;
  margin-bottom: 4vh;
  scroll-margin-top: 8vh;
}

.chart-card + .chart-card {
  margin-top: 26vh;
}

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0 0 14vh;
}

.kpi-item {
  border: 1px solid rgba(255, 79, 163, 0.45);
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.kpi-item:hover,
.kpi-item:focus-visible {
  border-color: var(--accent);
  background: rgba(255, 79, 163, 0.08);
  transform: translateY(-1px);
  outline: none;
}

.kpi-item h4 {
  margin: 0;
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.kpi-item p {
  margin: 0.2rem 0 0;
  color: #ffffff;
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 800;
}

.kpi-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.72);
  z-index: 100;
}

.kpi-modal.is-open {
  display: flex;
}

.kpi-modal-card {
  width: min(92vw, 620px);
  background: #080808;
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 1rem 1rem 0.9rem;
  position: relative;
}

.kpi-modal-card h3 {
  margin: 0 0 0.55rem;
  color: var(--accent);
  font-size: 1.2rem;
}

.kpi-modal-card p {
  margin: 0;
  color: #ffffff;
  font-size: 1rem;
  line-height: 1.5;
}

.kpi-modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.55rem;
  border: none;
  background: transparent;
  color: #ffffff;
  font-size: 1rem;
  cursor: pointer;
}

.chart-title {
  margin: 0.25rem 0.3rem 0.4rem;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.15;
}

#chart-main,
#chart-gap,
#chart-map,
#chart-recovery,
#chart-yearly-gap,
#chart-participation,
#chart-mom-change {
  min-height: 420px;
}

svg {
  width: 100%;
  height: auto;
  display: block;
}

.axis path {
  stroke: #ffffff;
}

.axis line {
  stroke: #ffffff;
}

.axis text {
  fill: #ffffff;
  font-size: 11px;
}

.story-note {
  margin: 0.55rem 0.3rem 0.1rem;
  color: #ffffff;
  font-size: 0.95rem;
}

.inpage-message {
  margin: 24vh 0 18vh;
  padding: 0.2rem 0.1rem;
  scroll-margin-top: 20vh;
}

.inpage-message p {
  margin: 0;
  font-size: clamp(1.4rem, 3.2vw, 2.6rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: #ffffff;
  text-wrap: balance;
}

.inpage-message p.is-typing {
  border-right: 2px solid #ffffff;
  animation: caret-blink 700ms steps(1, end) infinite;
}

.takeaway-panel {
  margin: 16vh 0 12vh;
  border: 1px solid rgba(255, 79, 163, 0.45);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  padding: 1rem 1.1rem 0.9rem;
}

.takeaway-panel h3 {
  margin: 0 0 0.6rem;
  color: var(--accent);
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
}

.takeaway-panel ul {
  margin: 0;
  padding-left: 1.15rem;
}

.takeaway-panel li {
  margin: 0 0 0.45rem;
  color: #ffffff;
}

.repo-link-section {
  margin: 6vh 0 14vh;
  display: flex;
  justify-content: center;
}

.repo-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.repo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid rgba(255, 79, 163, 0.6);
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  color: #ffffff;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.03);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.repo-link:hover,
.repo-link:focus-visible {
  transform: translateY(-1px);
  border-color: #ff4fa3;
  background: rgba(255, 79, 163, 0.12);
  outline: none;
}

.repo-link svg {
  width: 1.2rem;
  height: 1.2rem;
  fill: #ff4fa3;
  flex-shrink: 0;
}

.repo-link span {
  font-weight: 700;
  letter-spacing: 0.01em;
}

.inpage-message.reveal {
  opacity: 0;
  transform: translateY(36px) scale(0.985);
  transition: opacity 700ms ease, transform 700ms ease;
}

.inpage-message.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@keyframes caret-blink {
  0%,
  49% {
    border-right-color: #ffffff;
  }
  50%,
  100% {
    border-right-color: transparent;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

#chart-main path,
#chart-gap path {
  transition: opacity 350ms ease, stroke-width 350ms ease, filter 350ms ease;
}

.line-ma,
.line-us,
.line-gap {
  opacity: 1;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.14));
}

.us-state {
  fill: #8f8f8f;
  stroke: #ffffff;
  stroke-width: 0.5;
}

.us-borders {
  fill: none;
  stroke: #ffffff;
  stroke-width: 0.6;
  pointer-events: none;
}

.ma-highlight {
  fill: #ff4fa3;
  stroke: #ffffff;
  stroke-width: 1;
  opacity: 0.2;
}

.end-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  z-index: 920;
  transition: opacity 280ms ease;
}

.end-screen.is-visible {
  opacity: 1;
}

.end-screen-card {
  border: 1px solid rgba(255, 79, 163, 0.8);
  border-radius: 14px;
  background: rgba(8, 8, 8, 0.92);
  padding: 1rem 1.2rem;
  width: min(92vw, 520px);
  text-align: center;
  box-shadow: 0 0 18px rgba(255, 79, 163, 0.35);
}

.end-screen-card h3 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.25rem, 2.8vw, 1.8rem);
  color: #ff4fa3;
}

.end-screen-card p {
  margin: 0;
  color: #ffffff;
  font-size: clamp(0.95rem, 1.9vw, 1.05rem);
}

.party-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0;
  transition: opacity 220ms ease;
}

.party-overlay.is-active {
  opacity: 1;
}

.confetti-piece {
  position: absolute;
  top: -14px;
  width: 10px;
  height: 14px;
  border-radius: 2px;
  opacity: 0.9;
  transform: translate3d(0, 0, 0) rotate(0deg);
  animation: confetti-fall var(--fall-duration) ease-in var(--fall-delay) forwards;
}

@keyframes confetti-fall {
  0% {
    transform: translate3d(0, 0, 0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  100% {
    transform: translate3d(var(--drift-x), 112vh, 0) rotate(var(--spin));
    opacity: 0;
  }
}

@media (max-width: 920px) {
  .hero {
    min-height: 72vh;
    margin-bottom: 2rem;
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-gif {
    max-width: 280px;
  }

  #chart-main,
  #chart-gap,
  #chart-map,
  #chart-recovery,
  #chart-yearly-gap,
  #chart-participation,
  #chart-mom-change {
    min-height: 340px;
  }

  .chart-card {
    margin-bottom: 2.8rem;
  }

  .kpi-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 0 0 10vh;
  }

  .chart-card + .chart-card {
    margin-top: 16vh;
  }

  .inpage-message {
    margin: 16vh 0 12vh;
  }

  .top-logo {
    width: min(90px, 26vw);
    top: 10px;
    right: 10px;
  }

  .takeaway-panel {
    margin: 10vh 0 8vh;
  }

  .repo-link-section {
    margin: 4vh 0 10vh;
  }

  .repo-links {
    gap: 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  #chart-main path,
  #chart-gap path,
  .end-screen,
  .party-overlay {
    transition: none;
  }

  .confetti-piece {
    animation: none;
  }
}