/* ═══════════════════════════════════════════
   OPERATION PAGE
═══════════════════════════════════════════ */
.operation-page {
  --accent: #6FBEF0;
  --accent-2: #3FA7E6;
  --card: #101418;
  --card-2: #161B22;
  --text: #fff;
  --muted: #B8C2CC;
  --muted-ink: #5B6573;
  --border: rgba(111, 190, 240, .35);
  --ink: #0E0E0E;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  max-width: 1240px;
  margin: 0 auto;
  padding: 150px 24px 120px;
}
.container {
  width: min(1200px, 92%);
  margin-inline: auto;
}
/* HEAD */
.operation-page .head {
  text-align: center;
  max-width: 840px;
  margin: 0 auto;
}

.operation-page .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-2);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  font-weight: 600;
}

.operation-page .eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

.operation-page h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(36px, 5.2vw, 60px);
  line-height: 1.08;
  margin: 18px 0 16px;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--ink);
}

.operation-page h1 em {
  font-style: italic;
  font-weight: 700;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.operation-page .sub {
  color: var(--muted-ink);
  max-width: 680px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.6;
}

/* TIMELINE */
.operation-page .timeline {
  position: relative;
  margin-top: 80px;
  display: grid;
  gap: 28px;
}

.operation-page .timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--accent) 10%, var(--accent) 90%, transparent);
  transform: translateX(-50%);
  opacity: .35;
}

.operation-page .step {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 0;
  align-items: stretch;
}

.operation-page .step .node {
  grid-column: 2;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 32px;
}

/* BADGE — matches how-it-works ball: white circle, accent ring, accent number */
.operation-page .node .badge {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 22px;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 30px -10px rgba(111, 190, 240, .5);
  position: relative;
  z-index: 2;
  transition: all .5s;
}

.operation-page .step:hover .node .badge {
  background: var(--accent);
  color: #0E0E0E;
  transform: scale(1.1) rotate(10deg);
}

.operation-page .node .badge::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px dashed rgba(111, 190, 240, .5);
  opacity: 0;
  transition: opacity .4s;
}

.operation-page .step:hover .node .badge::before {
  opacity: 1;
  animation: opBallSpin 6s linear infinite;
}

@keyframes opBallSpin { to { transform: rotate(360deg); } }

/* CARD */
.operation-page .card {
  position: relative;
  border-radius: 20px;
  padding: 2px;
  background: rgba(111, 190, 240, .22);
  overflow: hidden;
  isolation: isolate;
  transition: transform .4s ease;
}

.operation-page .card:hover {
  transform: translateY(-4px);
}

@property --ang { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
@keyframes opSpin { to { --ang: 360deg; } }

.operation-page .card::before {
  content: "";
  position: absolute;
  inset: -50%;
  background: conic-gradient(from var(--ang, 0deg), transparent 0deg, transparent 250deg, var(--accent) 300deg, #fff 330deg, var(--accent) 360deg);
  filter: blur(8px) saturate(1.4);
  opacity: 0;
  transition: opacity .35s ease;
  z-index: 0;
  animation: opSpin 2.6s linear infinite;
  animation-play-state: paused;
  pointer-events: none;
}

.operation-page .card:hover::before {
  opacity: .85;
  animation-play-state: running;
}

.operation-page .inner {
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, var(--card-2), var(--card));
  border-radius: 18px;
  padding: 26px 26px 24px;
  color: var(--text);
  min-height: 170px;
}

.operation-page .inner::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  background: radial-gradient(120% 80% at 0% 0%, rgba(111, 190, 240, .10), transparent 55%);
  pointer-events: none;
}

.operation-page .step:nth-child(odd) .card { grid-column: 1; }
.operation-page .step:nth-child(even) .card { grid-column: 3; }

.operation-page .kicker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .22em;
  font-weight: 600;
}

.operation-page .ttl {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-weight: 700;
  margin: 8px 0 12px;
  color: #fff;
  letter-spacing: -.01em;
}

.operation-page .desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.operation-page .list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.operation-page .list li {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.55;
  padding-left: 22px;
  position: relative;
}

.operation-page .list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.operation-page .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.operation-page .chip {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(111, 190, 240, .12);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* CTA */
.operation-page .cta {
  margin-top: 80px;
  text-align: center;
  padding: 56px 32px;
  border-radius: 24px;
  background: linear-gradient(180deg, var(--card-2), var(--card));
  color: #fff;
  position: relative;
  overflow: hidden;
}

.operation-page .cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 80% at 50% 0%, rgba(111, 190, 240, .25), transparent 60%);
}

.operation-page .cta h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(28px, 3.6vw, 40px);
  margin: 0 0 12px;
  position: relative;
}

.operation-page .cta p {
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 26px;
  position: relative;
}

.operation-page .btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #fff);
  color: #0E0E0E;
  font-weight: 700;
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease;
}

.operation-page .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(63, 167, 230, .4);
}

.operation-page .faq {
  display: inline-block;
  margin-top: 18px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  position: relative;
}

.operation-page .faq:hover {
  text-decoration: underline;
}

/* REVEAL */
.operation-page .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}

.operation-page .reveal.in {
  opacity: 1;
  transform: none;
}

/* ═══════════════════════════════════════════
   MOBILE RESPONSIVE (mirrors process page)
═══════════════════════════════════════════ */
@media (max-width: 880px) {

  /* Rail on the left, badge sits on the line, card on the right */
  .operation-page .timeline::before {
    left: 28px;
    transform: none;
    opacity: .45;
  }

  /* Force every step into one row: node | card via named areas */
  .operation-page .step,
  .operation-page .step:nth-child(odd),
  .operation-page .step:nth-child(even) {
    display: grid !important;
    grid-template-columns: 56px minmax(0, 1fr) !important;
    grid-template-areas: "node card" !important;
    column-gap: 16px !important;
    align-items: flex-start !important;
  }

  .operation-page .step .node {
    grid-area: node !important;
    grid-column: node !important;
    justify-content: center !important;
    padding-top: 4px !important;
  }

  /* Card always in its column, never overflows */
  .operation-page .step:nth-child(odd) .card,
  .operation-page .step:nth-child(even) .card {
    grid-area: card !important;
    grid-column: card !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
  }

  /* Badge fixed circle, on the line */
  .operation-page .node .badge {
    width: 56px !important;
    height: 56px !important;
    min-width: 56px !important;
    font-size: 20px !important;
    justify-self: center !important;
  }

  /* Hide spinning ring + neutralise hover shifts on touch */
  .operation-page .node .badge::before { display: none !important; }
  .operation-page .step:hover .node .badge { transform: none !important; }
  .operation-page .card:hover { transform: none !important; }
}

@media (max-width: 600px) {
  .operation-page {
    padding: 130px 18px 90px;
  }

  .operation-page .timeline::before { left: 24px; }

  .operation-page .step,
  .operation-page .step:nth-child(odd),
  .operation-page .step:nth-child(even) {
    grid-template-columns: 48px minmax(0, 1fr) !important;
    column-gap: 14px !important;
  }

  .operation-page .node .badge {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    font-size: 17px !important;
  }

  .operation-page .inner {
    padding: 22px 20px !important;
  }

  .operation-page h1 {
    font-size: clamp(32px, 8vw, 44px);
  }
}

@media (max-width: 380px) {
  .operation-page .step,
  .operation-page .step:nth-child(odd),
  .operation-page .step:nth-child(even) {
    grid-template-columns: 42px minmax(0, 1fr) !important;
    column-gap: 12px !important;
  }

  .operation-page .node .badge {
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    font-size: 15px !important;
  }

  .operation-page .timeline::before { left: 21px; }

  .operation-page .inner {
    padding: 18px 16px !important;
  }
}