.proof-page {
  background:
    radial-gradient(circle at 18% 16%, rgba(46, 211, 198, 0.08), transparent 34%),
    radial-gradient(circle at 86% 10%, rgba(93, 169, 255, 0.08), transparent 32%),
    linear-gradient(180deg, #07080b 0%, #090b10 22%, #07080b 100%);
}

.proof-main {
  position: relative;
  overflow: hidden;
}

.proof-hero {
  position: relative;
  padding-top: 136px;
  padding-bottom: 104px;
}

.proof-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}

.proof-hero__label,
.proof-section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-primary);
  font-size: 12px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.proof-hero__label { margin-bottom: 14px; }
.proof-section__eyebrow { margin-bottom: 18px; }

.proof-hero__label::before,
.proof-section__eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: rgba(46, 211, 198, 0.68);
}

.proof-hero__designation {
  margin-bottom: 18px;
  color: var(--text-muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  line-height: 1.6;
}

.proof-hero__title {
  margin: 0;
  max-width: 12ch;
  font-family: "Space Grotesk", var(--font-main);
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  font-weight: 600;
}

.proof-hero__intro {
  max-width: 860px;
  margin-top: 24px;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.7;
  color: var(--text-secondary);
}

.proof-hero__actions {
  margin-top: 34px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.proof-meta {
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.018);
}

.proof-meta__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding: 28px 0;
}

.proof-meta__label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.proof-meta__value {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.5;
}

.proof-method {
  padding-top: 44px;
  padding-bottom: 18px;
}

.proof-method__card,
.proof-panel,
.proof-metric-card,
.proof-evolution__stat,
.proof-timeline__content,
.proof-disclosure__column {
  border: 1px solid rgba(255,255,255,0.065);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.014)), var(--bg-secondary);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.018);
}

.proof-method__card {
  max-width: 860px;
  padding: 28px;
  border-radius: 18px;
}

.proof-method__title {
  margin: 0 0 14px;
  font-size: 22px;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.proof-method__card p {
  margin: 0 0 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.proof-method__card p:last-child { margin-bottom: 0; }

.proof-section { padding-top: 104px; padding-bottom: 104px; }
.proof-section--tight { padding-top: 76px; padding-bottom: 82px; }
.proof-section__lead { max-width: 860px; margin-bottom: 34px; }

.proof-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.proof-metric-card {
  min-height: 160px;
  padding: 28px 24px;
  border-radius: 20px;
}

.proof-metric-card__value {
  font-family: "Space Grotesk", var(--font-main);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.proof-metric-card__label {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.proof-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  align-items: start;
}

.proof-panel {
  padding: 26px 24px 22px;
  border-radius: 20px;
}

.proof-panel__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}

.proof-panel__head h3 { margin: 0; font-size: 18px; font-weight: 600; }

.proof-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(46,211,198,0.18);
  background: rgba(46,211,198,0.08);
  color: var(--accent-primary);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-secondary);
}

.proof-list li { margin-bottom: 10px; line-height: 1.65; }
.proof-list li:last-child { margin-bottom: 0; }

.proof-codeblock {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.055);
  background: rgba(255,255,255,0.018);
  color: var(--text-secondary);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  line-height: 1.6;
}
.proof-codeblock strong { color: var(--text-primary); font-weight: 500; }

.proof-evolution { display: grid; gap: 22px; }

.proof-evolution__chart {
  padding: 24px 20px 18px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.065);
  background: linear-gradient(rgba(255,255,255,0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.022) 1px, transparent 1px), linear-gradient(180deg, rgba(255,255,255,0.024), rgba(255,255,255,0.012)), var(--bg-secondary);
  background-size: 100% 20%, 10% 100%, auto, auto;
}

.proof-evolution__chart svg { display: block; width: 100%; height: 320px; }
.proof-line { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.proof-line--main { stroke: rgba(255,255,255,0.9); stroke-width: 3; }
.proof-line--secondary { stroke: rgba(46,211,198,0.55); stroke-width: 2; }

.proof-evolution__meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.proof-evolution__stat {
  padding: 18px 16px;
  border-radius: 16px;
}

.proof-evolution__stat strong {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.proof-evolution__stat span {
  display: block;
  font-family: "Space Grotesk", var(--font-main);
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 600;
}

.proof-timeline {
  position: relative;
  display: grid;
  gap: 22px;
  margin-top: 34px;
}

.proof-timeline::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 15px;
  width: 1px;
  background: linear-gradient(180deg, rgba(46,211,198,0.25), rgba(255,255,255,0.06));
}

.proof-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 20px;
  align-items: start;
}

.proof-timeline__marker { position: relative; width: 32px; height: 32px; }

.proof-timeline__marker::before {
  content: "";
  position: absolute;
  top: 7px;
  left: 7px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent-primary);
  box-shadow: 0 0 0 6px rgba(46,211,198,0.05);
}

.proof-timeline__content {
  padding: 20px 20px 18px;
  border-radius: 16px;
}

.proof-timeline__phase {
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.proof-timeline__content h3 { margin: 0 0 10px; font-size: 18px; font-weight: 600; letter-spacing: -0.015em; }
.proof-timeline__content p { margin: 0; color: var(--text-secondary); line-height: 1.65; }

.proof-interpretation { max-width: 900px; }

.proof-disclosure__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-top: 34px;
}

.proof-disclosure__column {
  padding: 24px 22px 20px;
  border-radius: 18px;
}

.proof-disclosure__column h3 { margin: 0 0 14px; font-size: 18px; font-weight: 600; letter-spacing: -0.015em; }
.proof-disclosure__column ul { margin: 0; padding-left: 18px; color: var(--text-secondary); }
.proof-disclosure__column li { margin-bottom: 10px; line-height: 1.65; }
.proof-disclosure__column li:last-child { margin-bottom: 0; }

.proof-footer {
  padding-top: 76px;
  padding-bottom: 28px;
  margin-top: 110px;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.012), rgba(255,255,255,0));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 1fr;
  gap: 34px;
}

.footer-brand {
  font-family: "Space Grotesk", var(--font-main);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.035em;
  font-weight: 600;
  color: var(--text-primary);
}

.footer-designation {
  margin-top: 14px;
  color: var(--text-muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.6;
}

.footer-copy {
  max-width: 52ch;
  margin: 16px 0 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.footer-title {
  margin-bottom: 14px;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-links a,
.footer-links span {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 160ms ease;
}

.footer-links a:hover { color: var(--text-primary); }
.footer-links--static span { color: var(--text-secondary); }

.footer-bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 13px;
}

@media (max-width: 1100px) {
  .proof-grid { grid-template-columns: 1fr; }
  .proof-metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof-evolution__meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .proof-meta__grid,
  .proof-disclosure__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .proof-hero { padding-top: 112px; padding-bottom: 82px; }
  .proof-hero__title { max-width: none; }
  .proof-hero__actions { flex-direction: column; align-items: stretch; }
  .proof-hero__actions .button { width: 100%; }
  .proof-meta__grid,
  .proof-disclosure__grid,
  .proof-metric-grid,
  .proof-evolution__meta,
  .footer-grid { grid-template-columns: 1fr; }
  .proof-section { padding-top: 80px; padding-bottom: 80px; }
  .proof-section--tight { padding-top: 64px; padding-bottom: 68px; }
  .proof-evolution__chart svg { height: 240px; }
  .proof-method { padding-top: 34px; padding-bottom: 12px; }
  .proof-method__card { padding: 22px 18px; }
  .proof-timeline__item { grid-template-columns: 28px 1fr; gap: 14px; }
  .proof-footer { margin-top: 80px; padding-top: 56px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
}