.verification-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 76% 4%, rgba(47, 227, 181, .09), transparent 28rem),
    radial-gradient(circle at 10% 34%, rgba(116, 201, 255, .07), transparent 31rem),
    var(--bg);
}

.verification-hero {
  position: relative;
  padding: clamp(126px, 15vw, 190px) 0 clamp(66px, 8vw, 104px);
  overflow: hidden;
  border-bottom: 1px solid var(--outline);
}

.verification-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .28;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.verification-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, .65fr);
  gap: clamp(38px, 7vw, 92px);
  align-items: end;
}

.verification-hero .headline {
  max-width: 12ch;
  margin-top: 22px;
  font-size: clamp(3rem, 7.5vw, 7.3rem);
  line-height: .92;
  letter-spacing: -.055em;
}

.verification-hero .section__sub {
  max-width: 72ch;
  font-size: clamp(.98rem, 1.25vw, 1.14rem);
  line-height: 1.72;
}

.verification-hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 28px;
}

.verification-hero__trust li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--outline);
  border-radius: var(--r-full);
  color: var(--on-surface-var);
  background: rgba(11, 15, 19, .74);
  font: 600 .68rem/1 var(--ff-mono);
}

.verification-hero__trust span { color: var(--mint); }

.verification-principle {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(47, 227, 181, .24);
  border-radius: 2px 22px 22px 22px;
  background: linear-gradient(145deg, rgba(47, 227, 181, .07), rgba(12, 16, 20, .88) 54%);
  box-shadow: 0 25px 80px rgba(0, 0, 0, .35);
}

.verification-principle::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 70px;
  height: 1px;
  background: var(--mint);
  box-shadow: 0 0 20px rgba(47, 227, 181, .6);
}

.verification-principle strong {
  display: block;
  margin: 19px 0 10px;
  color: var(--on-surface);
  font: 600 1.28rem/1.25 var(--ff-display);
}

.verification-principle p,
.verification-section-head > p,
.verification-pro-copy > p,
.verification-integration > p {
  color: var(--on-surface-var);
  font-size: .88rem;
  line-height: 1.68;
}

.verification-kicker {
  color: var(--ice);
  font: 600 .62rem/1 var(--ff-mono);
  letter-spacing: .16em;
}

.verification-kicker--mint { color: var(--mint); }

.verification-demo-section { padding-block: clamp(64px, 8vw, 100px); }

.verification-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .7fr);
  gap: 32px;
  align-items: end;
  margin-bottom: 28px;
}

.verification-section-head h2,
.verification-pro-copy h2 {
  margin-top: 12px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  letter-spacing: -.035em;
}

.verification-demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(340px, .75fr);
  gap: 20px;
  align-items: stretch;
}

.verification-challenge,
.verification-metrics,
.verification-pro-card {
  border-color: rgba(255,255,255,.1);
  background: linear-gradient(155deg, rgba(22, 28, 34, .92), rgba(10, 13, 17, .97) 62%);
  box-shadow: 0 30px 90px rgba(0,0,0,.32);
}

.verification-challenge__head,
.verification-metrics__head,
.verification-integration__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.verification-challenge h3,
.verification-metrics h3,
.verification-pro-card h3 {
  margin-top: 8px;
  font-size: 1.25rem;
}

.verification-challenge__head .btn,
.verification-integration__head .btn { height: 36px; padding-inline: 15px; font-size: .72rem; }

.verification-stage {
  --puzzle-size: 76px;
  --puzzle-piece-a: #b7ffe9;
  --puzzle-piece-b: #2fe3b5;
  --puzzle-piece-c: #117d67;
  --puzzle-board-a: #06251d;
  --puzzle-board-b: #114936;
  --puzzle-board-c: #0a1e32;
  --puzzle-accent: #4effca;
  position: relative;
  height: clamp(260px, 31vw, 340px);
  margin-top: 24px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--puzzle-accent) 30%, transparent);
  border-radius: 15px;
  background: #05070a;
  contain: layout paint;
}

.verification-puzzle-board {
  position: absolute;
  inset: 18px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--puzzle-accent) 48%, transparent);
  border-radius: 13px;
  background:
    linear-gradient(120deg, transparent 0 38%, rgba(255,255,255,.055) 38% 40%, transparent 40% 100%),
    radial-gradient(circle at 20% 28%, var(--puzzle-board-b), transparent 31%),
    radial-gradient(circle at 78% 62%, var(--puzzle-board-c), transparent 35%),
    linear-gradient(135deg, var(--puzzle-board-a), color-mix(in srgb, var(--puzzle-board-b) 74%, #030508));
  box-shadow: inset 0 0 70px rgba(0,0,0,.34), 0 20px 42px rgba(0,0,0,.26);
}

.verification-puzzle-board::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .32;
  background-image:
    linear-gradient(color-mix(in srgb, var(--puzzle-accent) 24%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--puzzle-accent) 24%, transparent) 1px, transparent 1px);
  background-size: 34px 34px;
}

.verification-puzzle-board > span {
  position: absolute;
  width: 54px;
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--puzzle-accent) 48%, transparent);
  border-radius: 18px 7px 18px 7px;
  background: color-mix(in srgb, var(--puzzle-board-b) 64%, transparent);
  transform: rotate(18deg);
  box-shadow: inset 0 0 20px rgba(255,255,255,.035);
}
.verification-puzzle-board > span:nth-child(1) { left: 8%; top: 15%; }
.verification-puzzle-board > span:nth-child(2) { left: 31%; bottom: 10%; width: 38px; transform: rotate(48deg); }
.verification-puzzle-board > span:nth-child(3) { right: 29%; top: 10%; width: 44px; transform: rotate(-12deg); }
.verification-puzzle-board > span:nth-child(4) { right: 7%; bottom: 9%; width: 32px; transform: rotate(33deg); }

.verification-stage__track {
  position: absolute;
  z-index: 1;
  left: 26px;
  right: 26px;
  top: 50%;
  height: 12px;
  transform: translateY(-50%);
  border: 1px solid color-mix(in srgb, var(--puzzle-accent) 28%, #0a0d12);
  border-radius: 999px;
  background: rgba(2,4,7,.68);
  box-shadow: inset 0 2px 7px rgba(0,0,0,.72), 0 0 0 1px rgba(255,255,255,.025);
}

.verification-stage__track > span {
  position: absolute;
  inset: 3px;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--puzzle-accent) 28%, transparent), color-mix(in srgb, var(--puzzle-accent) 76%, transparent));
  opacity: .72;
}

.verification-target {
  position: absolute;
  z-index: 2;
  right: 28px;
  top: 50%;
  width: var(--puzzle-size);
  height: var(--puzzle-size);
  transform: translateY(-50%);
  filter: drop-shadow(0 0 13px color-mix(in srgb, var(--puzzle-accent) 28%, transparent));
}

.verification-target::after {
  content: "MATCH";
  position: absolute;
  left: 50%;
  top: calc(100% + 10px);
  transform: translateX(-50%);
  color: var(--puzzle-accent);
  font: 600 .52rem/1 var(--ff-mono);
  letter-spacing: .15em;
}

.verification-target svg { display: block; width: 100%; height: 100%; overflow: visible; }
.verification-target path {
  fill: color-mix(in srgb, var(--puzzle-board-a) 76%, #020304);
  stroke: var(--puzzle-accent);
  stroke-width: 2;
  stroke-dasharray: 4 3;
  vector-effect: non-scaling-stroke;
}

.verification-piece {
  position: absolute;
  z-index: 4;
  left: 0;
  top: 0;
  width: var(--puzzle-size);
  height: var(--puzzle-size);
  padding: 0;
  border: 0;
  border-radius: 12px;
  color: #06110d;
  background: transparent;
  filter: drop-shadow(0 13px 15px rgba(0,0,0,.52)) drop-shadow(0 0 8px color-mix(in srgb, var(--puzzle-accent) 24%, transparent));
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none;
  will-change: transform;
}

.verification-piece:active,
.verification-piece[data-active="true"] { cursor: ew-resize; filter: drop-shadow(0 17px 19px rgba(0,0,0,.58)) drop-shadow(0 0 12px color-mix(in srgb, var(--puzzle-accent) 50%, transparent)); }
.verification-piece:focus-visible { outline: 3px solid #fff; outline-offset: 4px; }
.verification-piece.is-complete { filter: drop-shadow(0 0 16px var(--puzzle-accent)) drop-shadow(0 10px 16px rgba(0,0,0,.48)); }
.verification-piece svg { width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.verification-piece path { fill: url(#verificationPieceGradient); stroke: color-mix(in srgb, var(--puzzle-piece-a) 72%, #fff); stroke-width: 1.25; vector-effect: non-scaling-stroke; }
.verification-piece.is-complete path { stroke: #fff; stroke-width: 2; }

.verification-variant {
  display: inline-flex;
  margin-top: 9px;
  padding: 5px 8px;
  border: 1px solid color-mix(in srgb, var(--puzzle-accent, var(--mint)) 36%, transparent);
  border-radius: 999px;
  color: var(--on-surface-var);
  font: 600 .56rem/1 var(--ff-mono);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.verification-instructions {
  display: grid;
  gap: 5px;
  margin-top: 18px;
  color: var(--on-surface-var);
  font-size: .72rem;
  line-height: 1.55;
}

.verification-instructions p { margin: 0; }
.verification-instructions strong { color: var(--on-surface); }
.verification-status { min-height: 22px; margin-top: 15px; color: var(--ice); font: 500 .68rem/1.5 var(--ff-mono); }
.verification-status[data-tone="complete"] { color: var(--mint); }
.verification-status[data-tone="retry"] { color: var(--amber); }

.verification-state {
  padding: 7px 10px;
  border: 1px solid var(--outline);
  border-radius: var(--r-full);
  color: var(--on-surface-dim);
  font: 600 .56rem/1 var(--ff-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.verification-state[data-state="measuring"] { color: var(--ice); border-color: rgba(116,201,255,.35); }
.verification-state[data-state="complete"] { color: var(--mint); border-color: rgba(47,227,181,.35); }

.verification-metric-grid { display: grid; gap: 7px; margin-top: 20px; }
.verification-metric-grid > div { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 5px 14px; align-items: center; padding: 11px 12px; border: 1px solid var(--outline); border-radius: 9px; background: rgba(5,8,11,.65); }
.verification-metric-grid dt { color: var(--on-surface-var); font-size: .7rem; }
.verification-metric-grid dd { display: grid; justify-items: end; margin: 0; }
.verification-metric-grid output { color: var(--on-surface); font: 600 .9rem/1.2 var(--ff-mono); }
.verification-metric-grid small { grid-column: 1 / -1; color: var(--on-surface-dim); font-size: .56rem; }

.verification-boundary { margin-top: 16px; padding: 15px; border-left: 2px solid var(--amber); background: rgba(255,176,32,.045); }
.verification-boundary strong { color: var(--amber); font: 600 .66rem/1 var(--ff-mono); text-transform: uppercase; letter-spacing: .08em; }
.verification-boundary p { margin-top: 8px; color: var(--on-surface-var); font-size: .69rem; line-height: 1.58; }

.verification-pro-section { padding-block: clamp(70px, 9vw, 118px); border-top: 1px solid var(--outline); background: rgba(8,11,15,.75); }
.verification-pro-grid { display: grid; grid-template-columns: minmax(280px,.7fr) minmax(0,1.3fr); gap: clamp(28px,6vw,80px); align-items: center; }
.verification-pro-copy > p { margin-top: 18px; }
.verification-pro-copy ul { display: grid; gap: 10px; margin-top: 22px; }
.verification-pro-copy li { position: relative; padding-left: 20px; color: var(--on-surface-var); font-size: .8rem; }
.verification-pro-copy li::before { content: ""; position: absolute; left: 0; top: .65em; width: 7px; height: 1px; background: var(--mint); }

.verification-pro-card { min-height: 390px; display: grid; align-content: center; }
.verification-gate { display: grid; justify-items: center; max-width: 520px; margin: auto; text-align: center; }
.verification-lock { display: grid; place-items: center; width: 56px; height: 56px; border: 1px solid rgba(255,176,32,.3); border-radius: 50%; color: var(--amber); background: rgba(255,176,32,.06); font: 700 1.5rem/1 var(--ff-mono); }
.verification-gate h3 { margin-top: 17px; }
.verification-gate > p { margin: 10px 0 18px; color: var(--on-surface-var); font-size: .78rem; }
.verification-pass { width: 100%; max-width: 430px; text-align: left; }
.verification-pass label { display: block; margin-bottom: 7px; color: var(--on-surface-var); font: 600 .62rem/1 var(--ff-mono); }
.verification-pass > div { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 8px; }
.verification-pass input { min-width: 0; height: 42px; padding: 0 12px; border: 1px solid var(--outline-strong); border-radius: var(--r-full); outline: 0; background: #080b0f; }
.verification-pass input:focus { border-color: var(--ice); box-shadow: 0 0 0 3px rgba(116,201,255,.09); }
.verification-gate .btn--text { margin-top: 10px; }

.verification-integration { min-width: 0; }
.verification-integration > p { margin-top: 15px; }
.verification-integration pre { max-height: 350px; margin: 18px 0 0; padding: 18px; overflow: auto; border: 1px solid rgba(47,227,181,.15); border-radius: 12px; background: #050709; color: #d8e2dd; font: 500 .69rem/1.65 var(--ff-mono); white-space: pre; }
.verification-copy-status { min-height: 20px; margin-top: 10px; color: var(--mint); font: 500 .62rem/1.4 var(--ff-mono); }

@media (max-width: 900px) {
  .verification-hero__inner,
  .verification-section-head,
  .verification-demo-grid,
  .verification-pro-grid { grid-template-columns: 1fr; }
  .verification-principle { max-width: 620px; }
  .verification-section-head { align-items: start; }
  .verification-section-head > p { max-width: 68ch; }
  .verification-demo-grid { gap: 14px; }
}

@media (max-width: 720px) {
  .verification-page .nav { display: none; }
  .verification-header-cta { height: 36px; padding-inline: 13px; font-size: .72rem; }
  .verification-hero { padding-top: 118px; }
  .verification-hero .headline { font-size: clamp(2.8rem, 15vw, 5rem); }
  .verification-stage { --puzzle-size: 68px; height: 292px; }
  .verification-puzzle-board { inset: 12px; }
  .verification-stage__track { left: 18px; right: 18px; }
}

@media (max-width: 520px) {
  .verification-challenge,
  .verification-metrics,
  .verification-pro-card { padding: 18px; }
  .verification-hero__trust { display: grid; }
  .verification-pass > div { grid-template-columns: 1fr; }
  .verification-pass .btn { width: 100%; }
  .verification-integration__head { align-items: stretch; flex-direction: column; }
  .verification-integration__head .btn { align-self: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .verification-piece { will-change: auto; transition: none; }
}

/* Search embeds this exact panel; its page navigation and paid-access area
 * stay on the standalone verification page. No puzzle artwork is duplicated. */
html[data-verification-embed="search"],
html[data-verification-embed="search"] body,
html[data-verification-embed="search"] .verification-page {
  min-height: 0;
  height: auto;
  background: var(--bg, #07090c);
  overflow-x: hidden;
}
html[data-verification-embed="search"] .app-bar,
html[data-verification-embed="search"] .skip-link,
html[data-verification-embed="search"] .verification-hero,
html[data-verification-embed="search"] .verification-pro-section { display: none !important; }
html[data-verification-embed="search"] .verification-demo-section { padding-block: 14px 24px; }
html[data-verification-embed="search"] .verification-demo-section > .wrap { padding-inline: 12px; }
html[data-verification-embed="search"] .verification-piece { transition: none; }
/* Search shows only the existing puzzle, its retry button and outcome. */
html[data-verification-embed="search"] .verification-section-head,
html[data-verification-embed="search"] .verification-metrics,
html[data-verification-embed="search"] .verification-challenge__head > div { display: none !important; }
html[data-verification-embed="search"] .verification-demo-section { padding: 0; }
html[data-verification-embed="search"] .verification-demo-section > .wrap { width: 100%; max-width: none; padding: 0; }
html[data-verification-embed="search"] .verification-demo-grid { display: block; }
html[data-verification-embed="search"] .verification-challenge { padding: 12px; }
html[data-verification-embed="search"] .verification-challenge__head { justify-content: flex-end; margin-bottom: 12px; }
html[data-verification-embed="search"] .verification-stage { width: 100%; height: clamp(144px, 15vw, 184px); margin-top: 12px; aspect-ratio: auto; }
html[data-verification-embed="search"] .verification-instructions { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
@media (max-width: 520px) {
  html[data-verification-embed="search"] .verification-demo-section > .wrap { padding-inline: 2px; }
  html[data-verification-embed="search"] .verification-section-head { gap: 14px; margin-bottom: 18px; }
}