/* ======= LANDING — horizontal scroll, scroll-driven coin journey ======= */

.landing-body {
  /* unified dark bg across whole landing */
  background: var(--bg);
  overflow-x: hidden;
}

/* virtual scroll surface — provides scroll-height for native wheel/trackpad */
.lp-scroll-driver {
  position: absolute;
  top: 0; left: 0;
  width: 1px;
  /* height set by JS = scenes * viewport */
  pointer-events: none;
  visibility: hidden;
}

/* ===== HUD top bar ===== */
.lp-hud {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: linear-gradient(to bottom, var(--bg) 60%, transparent);
  z-index: 60;
  pointer-events: none;
}
.lp-hud > * { pointer-events: auto; }

.lp-hud-logo {
  display: flex; align-items: center; gap: 14px;
  background: var(--panel); border: 1px solid var(--border);
  padding: 8px 18px 8px 12px; border-radius: 4px;
}
.lp-hud-logo canvas { width: 32px; height: 32px; image-rendering: pixelated; }
.lp-name { font-size: 12px; letter-spacing: 0.16em; color: var(--fg); }
.lp-name .bracket, .bracket { color: var(--fg-faint); }
.lp-meta { font-size: 9px; letter-spacing: 0.2em; color: var(--fg-faint); margin-top: 2px; }

.lp-hud-right { display: flex; align-items: center; gap: 14px; }
.lp-stage-counter {
  background: var(--panel); border: 1px solid var(--border);
  padding: 8px 14px; font-size: 11px; letter-spacing: 0.16em; border-radius: 4px;
}
.btn.lg { padding: 12px 22px; font-size: 12px; }

/* ===== bottom rail ===== */
.lp-rail {
  position: fixed;
  bottom: 18px; left: 28px; right: 28px;
  display: flex; align-items: center; gap: 16px;
  z-index: 60; pointer-events: none;
}
.lp-rail > * { pointer-events: auto; }
.lp-rail-track {
  flex: 1; height: 4px;
  background: var(--panel-2); border: 1px solid var(--border-soft);
  position: relative; border-radius: 2px; overflow: hidden;
}
.lp-rail-fill {
  position: absolute; inset: 0;
  width: 0%; background: var(--accent-3); transition: width 0.15s linear;
}
.lp-rail-stops {
  display: none;
}
.lp-rail-hint {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--fg-dim);
  background: transparent;
  border: none;
  padding: 6px 0;
  white-space: nowrap;
  font-family: 'Departure Mono', 'IBM Plex Mono', ui-monospace, monospace;
}
.lp-rail-hint .dim { color: var(--fg-faint); }
.lp-rail-hint .hl  { color: var(--accent-3); }

/* ===== THE COIN (fixed, scroll-driven) ===== */
.lp-coin-fixed {
  position: fixed;
  left: 50vw; top: 50vh;
  width: 48px; height: 48px;
  z-index: 55;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: opacity 0.4s ease;
  will-change: left, top, transform, opacity;
  opacity: 1;
}
.lp-coin-fixed.gone { opacity: 0; visibility: hidden; }
.lp-coin-fixed.gone canvas { filter: none !important; }
.lp-coin-fixed.gone .lp-coin-trail { display: none; }
.lp-coin-fixed.coin-hidden { opacity: 0; }
.lp-coin-fixed.coin-hidden canvas { filter: none !important; }
.lp-coin-fixed.coin-hidden .lp-coin-trail { display: none; }
.lp-coin-fixed { transition: opacity 0.35s ease; }
.lp-coin-fixed.absorbing canvas { animation: coinAbsorb 0.6s ease-in forwards; }
@keyframes coinAbsorb {
  0%   { transform: scale(1); filter: drop-shadow(0 0 8px rgba(255,176,0,0.6)); }
  60%  { transform: scale(1.6); filter: drop-shadow(0 0 24px rgba(200,255,0,0.9)); }
  100% { transform: scale(0); filter: drop-shadow(0 0 0 rgba(200,255,0,0)); }
}
.lp-coin-fixed canvas {
  width: 100%; height: 100%;
  image-rendering: pixelated;
  display: block;
  filter: drop-shadow(0 0 8px rgba(255, 176, 0, 0.6));
}
.lp-coin-label {
  position: absolute;
  top: -22px; left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent-3);
  white-space: nowrap;
  background: rgba(0,0,0,0.8);
  padding: 2px 8px;
  border: 1px solid var(--accent-3);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.3s;
}
.lp-coin-fixed.show-label .lp-coin-label { opacity: 1; }
.lp-coin-trail {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.lp-coin-trail .spark {
  position: absolute;
  width: 4px; height: 4px;
  background: #ffb000;
  opacity: 0.4;
  border-radius: 1px;
}

/* anchor points — invisible markers per scene */
.lp-coin-anchor {
  width: 4px; height: 4px;
  position: relative;
  display: inline-block;
}
.lp-coin-anchor.center-anchor {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

/* ===== track + scenes (HORIZONTAL) ===== */
.lp-track {
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  will-change: transform;
  /* width set inline by JS = scenes * 100vw */
}
.lp-scene {
  width: 100vw;
  flex: 0 0 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-right: 1px dashed var(--border-soft);
  padding: 100px 0 100px;
}
/* per-scene "01 // THE_LINE" labels — hidden per request */
.lp-scene::before { content: none; display: none; }

.scene-dark { background: var(--bg); }
.scene-cta {
  background: var(--bg);
  overflow: hidden;
}
.lp-cta-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0;
  filter: saturate(0.7) contrast(1.05);
  transition: opacity 0.6s ease;
  pointer-events: none;
}
.scene-cta.video-visible .lp-cta-video { opacity: 0.5; }
.lp-cta-video-overlay {
  position: absolute; inset: 0;
  background: var(--bg);
  z-index: 1;
  transition: background 0.6s ease;
}
.scene-cta.video-visible .lp-cta-video-overlay {
  background:
    radial-gradient(ellipse at center, transparent 30%, rgba(8,8,8,0.7) 100%),
    linear-gradient(180deg, rgba(8,8,8,0.5), rgba(8,8,8,0.2));
}
.scene-cta .lp-scene-inner { position: relative; z-index: 2; }

.lp-scene-inner {
  width: min(1200px, 88%);
  max-width: 1200px;
  padding: 0 32px;
}
.lp-scene-inner.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.lp-scene-inner.one-col { display: flex; flex-direction: column; gap: 24px; }
.lp-scene-inner.centered-all { align-items: center; text-align: center; }

/* ===== title scene ===== */
.lp-title-tag { font-size: 11px; letter-spacing: 0.24em; color: var(--fg-dim); }
.lp-h1 {
  font-size: clamp(56px, 7vw, 110px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  font-weight: normal;
  margin: 18px 0;
}
.lp-bracket { color: var(--fg-faint); }
.lp-h1-sub { font-size: 16px; max-width: 640px; color: var(--fg-dim); line-height: 1.55; }
.lp-title-stats {
  display: flex; gap: 48px; margin-top: 24px; flex-wrap: wrap;
}
.lp-title-stats > div { display: flex; flex-direction: column; gap: 4px; font-size: 11px; letter-spacing: 0.14em; }
/* row that holds the number + the floating delta — sized to the number only */
.lp-stat-row { position: relative; display: inline-block; width: max-content; }
.lp-stat-num { font-size: 22px; color: var(--fg); letter-spacing: 0; }
/* delta floats above-right of the value, doesn't push the label down */

.lp-stage-row {
  display: flex; align-items: center; gap: 30px;
  margin-top: 32px;
}
.lp-stage-row.right { justify-content: flex-end; }
.lp-arrow { color: var(--fg-faint); font-size: 24px; }

.lp-agent-block {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 16px 24px;
  border-radius: 4px;
}
.lp-agent-canvas { width: 64px; height: 80px; image-rendering: pixelated; }
.lp-agent-label { font-size: 10px; letter-spacing: 0.18em; color: var(--fg-dim); }
.lp-agent-b .lp-agent-label { color: var(--accent-3); }

.lp-scroll-cue {
  margin-top: 32px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--accent-3);
  animation: scrollCue 1.6s ease-in-out infinite;
}
@keyframes scrollCue {
  0%, 100% { transform: translateX(0); opacity: 0.6; }
  50%      { transform: translateX(8px); opacity: 1; }
}

/* ===== step scenes ===== */
.lp-step-no { font-size: 11px; letter-spacing: 0.28em; color: var(--accent-3); margin-bottom: 14px; }
.lp-step-no.centered { text-align: center; }
.centered { text-align: center; }
.lp-h2 {
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  font-weight: normal;
  margin-bottom: 18px;
}
.lp-p { font-size: 15px; line-height: 1.6; color: var(--fg-dim); max-width: 540px; }
.lp-code {
  margin-top: 24px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 4px;
  padding: 16px 18px; font-size: 12px; line-height: 1.7; color: var(--fg);
}
.lp-pillrow { display: flex; gap: 10px; margin-top: 24px; flex-wrap: wrap; }

/* ===== stage panes ===== */
.lp-stage {
  position: relative;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 4px; padding: 24px;
  display: flex; align-items: center; justify-content: center;
  min-height: 320px;
}
.lp-stage canvas { width: 100%; max-width: 320px; height: auto; image-rendering: pixelated; display: block; }
.lp-stage.tall { min-height: 400px; }
.lp-3d { width: 100%; height: 360px; position: relative; }
.lp-3d canvas { width: 100% !important; height: 100% !important; }

/* envelope (scene 02) */
.lp-envelope {
  background: var(--bg);
  border: 2px solid var(--accent-3);
  border-radius: 4px;
  width: 100%;
  max-width: 280px;
  font-size: 12px;
  position: relative;
}
.lp-env-head {
  background: var(--accent-3);
  color: #000;
  padding: 6px 12px;
  font-size: 10px;
  letter-spacing: 0.18em;
}
.lp-env-body { padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.lp-env-slot {
  margin-top: 8px;
  border: 1px dashed var(--accent-3);
  padding: 22px 12px;
  text-align: center;
  position: relative;
  border-radius: 3px;
  font-size: 10px;
}

/* ===== receipt ===== */
.lp-receipt {
  max-width: 520px;
  margin: 24px auto;
  background: var(--panel); border: 1px solid var(--border); border-radius: 4px;
}
.lp-receipt-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 16px; border-bottom: 1px solid var(--border-soft);
  font-size: 10px; letter-spacing: 0.2em; color: var(--fg-dim);
  background: var(--panel-2); border-radius: 4px 4px 0 0;
}
.lp-receipt-head .dot { width: 6px; height: 6px; background: var(--accent-3); border-radius: 50%; display:inline-block; margin-right: 6px; }
.lp-receipt-body { padding: 18px 22px; font-size: 13px; line-height: 1.85; display: flex; flex-direction: column; gap: 4px; }

/* ===== features ===== */
.lp-features {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px;
}
.lp-feature {
  background: var(--panel); border: 1px solid var(--border); border-radius: 4px;
  padding: 22px 20px; display: flex; flex-direction: column; gap: 10px;
}
.lp-feature-no { font-size: 10px; letter-spacing: 0.24em; color: var(--accent-3); }
.lp-feature h3 { font-size: 16px; letter-spacing: 0.02em; font-weight: normal; }
.lp-feature p { font-size: 12px; color: var(--fg-dim); line-height: 1.55; }

/* ===== CTA ===== */
.lp-cta-h { font-size: clamp(48px, 6vw, 88px); line-height: 1; letter-spacing: -0.02em; font-weight: normal; }
.lp-cta-row { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 12px; }
.lp-cta-foot {
  margin-top: 36px; display: flex; justify-content: space-between;
  width: min(720px, 80%); font-size: 10px; letter-spacing: 0.2em; color: var(--fg-faint);
}

[data-theme="light"] .landing-body { background: var(--bg); }

/* ===== scene 05 delivery wire ===== */
.lp-delivery {
  position: relative;
  margin-top: 56px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.lp-delivery-line {
  position: absolute;
  left: 0; right: 140px; top: 50%;
  transform: translateY(-50%);
  width: calc(100% - 140px);
  height: 4px;
  overflow: visible;
}
.lp-arrowhead {
  position: absolute;
  top: 50%;
  transform: translateY(-50%) translateX(0);
  font-size: 18px;
  color: var(--accent-3);
  pointer-events: none;
  text-shadow: 0 0 8px rgba(200,255,0,0.6);
  /* left set inline by JS */
}
.lp-delivery-tags {
  position: absolute;
  left: 0; right: 140px; top: -22px;
  pointer-events: none;
  height: 0;
}
.lp-tag {
  position: absolute;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--fg-faint);
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.25s;
}
.lp-tag .dot { width: 6px; height: 6px; background: var(--accent-3); border-radius: 50%; display: inline-block; margin-right: 6px; vertical-align: middle; }
.lp-tag.tag-mid { left: 50%; transform: translateX(-50%); }
.lp-tag.tag-end { right: 0; color: var(--accent-3); border-color: var(--accent-3); }
.lp-tag.show { opacity: 1; }

.lp-delivery .lp-agent-block {
  position: relative;
  z-index: 2;
  background: var(--panel);
  flex-shrink: 0;
}
.lp-agent-anim.flash {
  animation: agentFlash 0.9s ease-out;
}
@keyframes agentFlash {
  0%   { box-shadow: 0 0 0 0 rgba(200,255,0,0.8), 0 0 0 0 rgba(200,255,0,0.4); border-color: var(--border); }
  35%  { box-shadow: 0 0 0 6px rgba(200,255,0,0.5), 0 0 32px 6px rgba(200,255,0,0.5); border-color: var(--accent-3); }
  100% { box-shadow: 0 0 0 0 rgba(200,255,0,0), 0 0 0 0 rgba(200,255,0,0); border-color: var(--accent-3); }
}
.lp-agent-anim.flash::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid var(--accent-3);
  border-radius: 4px;
  animation: agentRing 0.9s ease-out;
  pointer-events: none;
}
@keyframes agentRing {
  0%   { transform: scale(1); opacity: 0.9; }
  100% { transform: scale(1.6); opacity: 0; }
}
.lp-credit-pop {
  position: absolute;
  top: -32px; left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--accent-3);
  color: #000;
  font-size: 11px;
  letter-spacing: 0.14em;
  padding: 4px 10px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  z-index: 3;
}
.lp-credit-pop.pop {
  animation: creditPop 1.6s ease-out;
}
@keyframes creditPop {
  0%   { opacity: 0; transform: translateX(-50%) translateY(8px); }
  20%  { opacity: 1; transform: translateX(-50%) translateY(-2px); }
  70%  { opacity: 1; transform: translateX(-50%) translateY(-22px); }
  100% { opacity: 0; transform: translateX(-50%) translateY(-32px); }
}

.lp-settle-meta {
  display: flex; gap: 36px; flex-wrap: wrap;
  margin-top: 30px;
  font-size: 11px;
  letter-spacing: 0.14em;
}
.lp-settle-meta > div { display: flex; flex-direction: column; gap: 4px; }
.lp-settle-meta .hl { font-size: 18px; letter-spacing: 0; }

/* ===== generic hit ripple — coin lands on a panel mid-journey ===== */
.lp-hit-target {
  position: relative;
  transition: box-shadow 0.3s, border-color 0.3s;
}
.lp-hit-target.hit {
  animation: hitFlash 0.9s ease-out;
  border-color: var(--accent-3) !important;
}
@keyframes hitFlash {
  0%   { box-shadow: 0 0 0 0 rgba(200,255,0,0.0), 0 0 0 0 rgba(200,255,0,0.0); }
  35%  { box-shadow: 0 0 0 6px rgba(200,255,0,0.5), 0 0 32px 6px rgba(200,255,0,0.5); }
  100% { box-shadow: 0 0 0 0 rgba(200,255,0,0), 0 0 0 0 rgba(200,255,0,0); }
}
.lp-hit-target.hit::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid var(--accent-3);
  border-radius: 6px;
  animation: hitRing 0.9s ease-out;
  pointer-events: none;
  z-index: 5;
}
@keyframes hitRing {
  0%   { transform: scale(1); opacity: 0.9; }
  100% { transform: scale(1.18); opacity: 0; }
}

/* ===== scene 01 dispatch wire (mirror of delivery) ===== */
.lp-dispatch {
  position: relative;
  margin-top: 36px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}
.lp-dispatch-line {
  position: absolute;
  left: 140px; right: 0; top: 50%;
  transform: translateY(-50%);
  width: calc(100% - 140px);
  height: 4px;
  overflow: visible;
}
.lp-arrowhead-out {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: #ffb000;
  pointer-events: none;
  text-shadow: 0 0 8px rgba(255,176,0,0.7);
}
.lp-dispatch-tags {
  position: absolute;
  left: 140px; right: 0; top: -22px;
  pointer-events: none;
  height: 0;
}
.lp-dispatch-tags .lp-tag.tag-a-start { left: 0; }
.lp-dispatch-tags .lp-tag.tag-a-mid   { left: 50%; transform: translateX(-50%); }
.lp-dispatch-tags .lp-tag.tag-a-end   { right: 0; color: #ffb000; border-color: #ffb000; }
.lp-dispatch-tags .lp-tag .dot { background: #ffb000; }

.lp-dispatch .lp-agent-block {
  position: relative; z-index: 2;
  flex-shrink: 0;
  background: var(--panel);
}

.lp-debit-pop {
  background: #ffb000;
  color: #000;
}
.lp-debit-pop.pop {
  animation: debitPop 1.6s ease-out;
}
@keyframes debitPop {
  0%   { opacity: 0; transform: translateX(-50%) translateY(0) translateX(0); }
  20%  { opacity: 1; transform: translateX(-50%) translateY(-6px); }
  70%  { opacity: 1; transform: translateX(-50%) translateY(-6px) translateX(40px); }
  100% { opacity: 0; transform: translateX(-50%) translateY(-12px) translateX(80px); }
}

/* ===== live stats deltas ===== */
.lp-stat-delta {
  position: absolute;
  top: -8px;
  left: 100%;
  margin-left: 6px;
  white-space: nowrap;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  font-weight: 600;
  opacity: 0;
  transform: translateY(2px);
  transition: opacity 260ms ease, transform 260ms ease;
  pointer-events: none;
}
.lp-stat-delta.show {
  opacity: 1;
  transform: translateY(0);
}
.lp-stat-delta.up   { color: var(--accent-3); }
.lp-stat-delta.down { color: var(--accent-4); }