/* ─── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  --navy-950: #020611;
  --navy-900: #060C1E;
  --navy-800: #0A1530;
  --blue-core: #0F766E;
  --blue-mid:  #14B8A6;
  --blue-300:  #2DD4BF;
  --blue-200:  #99F6E4;
  --sky:       #5EEAD4;
  --amber:     #EF9F27;
  --amber-dim: #BA7517;
  --green:     #1D9E75;
  --white:     #F0F6FF;
  --muted:     #7A9BB5;
  --border:    rgba(20,184,166,0.10);
  --border-hi: rgba(20,184,166,0.25);
  --font-head: 'IBM Plex Sans', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; overflow-x: clip; }

body {
  background: var(--navy-950);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: 12px;
  transform: translateY(-140%);
  background: var(--blue-core);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 6px;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  z-index: 400;
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ─── NOISE TEXTURE OVERLAY ──────────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* ─── GRID LINES ─────────────────────────────────────────────── */
.grid-bg {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 100%);
}

/* ─── FLOATING PILL NAV ───────────────────────────────────────── */
#pill-nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  flex-direction: row;
  align-items: center;
  flex-wrap: nowrap;
  max-width: calc(100vw - 40px);
  background: rgba(4,9,24,0.88);
  backdrop-filter: blur(28px) saturate(1.4);
  border: 1px solid rgba(160,231,255,0.14);
  border-radius: 50px;
  padding: 5px 5px 5px 8px;
  box-shadow: 0 4px 32px rgba(0,0,64,0.45), inset 0 1px 0 rgba(160,231,255,0.08);
  transition: padding 0.3s, box-shadow 0.3s, background 0.3s;
}

/* Logo — left cap */
.nav-logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  padding-right: 14px;
  margin-right: 6px;
  border-right: 1px solid rgba(160,231,255,0.12);
  flex-shrink: 0;
}
.nav-logo-mark { width: 22px; height: 22px; display: block; flex-shrink: 0; }
.nav-logo-text {
  font-family: var(--font-head);
  font-weight: 700; font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--white);
  flex-shrink: 0;
}
.nav-live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

/* Links — must be display:flex row, not block list */
.nav-links {
  display: flex;
  flex-direction: row;
  align-items: center;
  list-style: none;
  padding: 0 4px;
  margin: 0;
  gap: 0;
  flex-shrink: 1;
}
.nav-links li {
  display: block;
  list-style: none;
}
.nav-links a {
  display: block;
  font-family: var(--font-body);
  font-size: 13px; font-weight: 400;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: 7px 11px;
  border-radius: 40px;
  white-space: nowrap;
  transition: color 0.18s, background 0.18s;
}
.nav-links a:hover { color: var(--white); background: rgba(160,231,255,0.07); }
.nav-links a.active { color: var(--white); background: rgba(77,143,255,0.15); }

/* CTA — right cap */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-core);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 13px; font-weight: 500;
  padding: 8px 18px;
  border-radius: 40px;
  text-decoration: none;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.18s, transform 0.18s;
}
.nav-cta:hover { background: var(--blue-300); transform: scale(1.02); }

/* Scrolled state */
#pill-nav.scrolled {
  background: rgba(2,6,17,0.96);
  box-shadow: 0 8px 48px rgba(0,0,64,0.6), inset 0 1px 0 rgba(160,231,255,0.06);
}

/* ─── MOBILE BOTTOM TAB BAR ───────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(2,6,17,0.96);
  backdrop-filter: blur(24px);
  border-top: 1px solid var(--border);
  padding: 0 8px env(safe-area-inset-bottom, 8px);
}
.mobile-nav-inner {
  display: flex; align-items: center;
  justify-content: space-around;
  height: 56px;
}
.mobile-tab {
  display: flex; flex-direction: column; align-items: center;
  gap: 3px; text-decoration: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px; letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: 8px;
  transition: color 0.2s;
  flex: 1;
}
.mobile-tab:hover, .mobile-tab.active { color: var(--sky); }
.mobile-tab svg { width: 18px; height: 18px; }
.mobile-tab.contact { color: var(--sky); }

.calc-shell {
  max-width: 1100px;
  margin: 0 auto;
}

.calc-disclaimer {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

.calc-start-btn {
  width: 100%;
  justify-content: center;
  margin-top: 20px;
}

.track-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.timeline-group-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* ─── HERO ───────────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 120px 48px 100px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -20%; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse, rgba(0,64,255,0.18) 0%, rgba(0,64,255,0.04) 50%, transparent 70%);
  pointer-events: none;
}
.hero-glow-2 {
  position: absolute;
  top: 10%; left: 20%;
  width: 400px; height: 400px;
  background: radial-gradient(ellipse, rgba(160,231,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; max-width: 840px; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px; color: var(--sky);
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-bottom: 32px;
  padding: 6px 16px;
  border: 1px solid rgba(160,231,255,0.2);
  border-radius: 20px;
  background: rgba(160,231,255,0.04);
}
.eyebrow-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; } 50% { opacity: 0.4; }
}

.hero-mark {
  margin: 0 auto 40px;
  width: 120px; height: 120px;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

h1 {
  font-family: var(--font-body);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  color: var(--white);
}
h1 strong {
  font-weight: 500;
}
h1 em {
  font-style: normal;
  font-weight: 500;
  background: linear-gradient(135deg, var(--sky) 0%, var(--blue-300) 50%, var(--blue-core) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 14px; color: var(--muted);
  letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 48px;
}

.hero-ctas {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue-core);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px; font-weight: 500;
  padding: 14px 28px; border-radius: 8px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.btn-primary:hover {
  background: var(--blue-300);
  transform: translateY(-1px);
  box-shadow: 0 8px 32px rgba(0,64,255,0.4);
}
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px; font-weight: 400;
  padding: 13px 28px; border-radius: 8px;
  text-decoration: none;
  border: 1px solid var(--border-hi);
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.btn-secondary:hover {
  border-color: var(--blue-300);
  color: var(--sky);
  transform: translateY(-1px);
}

/* ─── STATS BAR ──────────────────────────────────────────────── */
#stats {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(10,21,48,0.6);
  backdrop-filter: blur(10px);
}
.stats-inner {
  display: grid; grid-template-columns: repeat(4, 1fr);
  max-width: 1100px; margin: 0 auto;
}
.stat-item {
  padding: 32px 40px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.stat-item:last-child { border-right: none; }
.stat-val {
  font-family: var(--font-head);
  font-size: 36px; font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--sky), var(--blue-300));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.stat-note {
  font-family: var(--font-mono);
  font-size: 9px; color: var(--green);
  letter-spacing: 0.1em; margin-top: 4px;
}

/* ─── SECTIONS SHARED ────────────────────────────────────────── */
section {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 48px;
}

.label-row {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px;
}
.label-line {
  width: 32px; height: 1px;
  background: linear-gradient(90deg, var(--blue-core), var(--sky));
}
.label-text {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--sky);
  letter-spacing: 0.18em; text-transform: uppercase;
}

h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
h2 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--sky), var(--blue-300));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-lead {
  font-size: 17px; color: var(--muted);
  max-width: 100%; line-height: 1.7;
  margin-bottom: 56px;
}

/* ─── NETWORKS ───────────────────────────────────────────────── */
#networks { padding-top: 80px; }
.networks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.network-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 22px;
  background: rgba(10,21,48,0.4);
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.network-card:hover {
  border-color: var(--border-hi);
  background: rgba(10,21,48,0.7);
  transform: translateY(-2px);
}
.nc-top-row {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px;
}
.nc-dot-name {
  display: flex; align-items: center; gap: 8px;
}
.nc-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.nc-dot.harmony {
  background: #00ADE8;
  box-shadow: 0 0 6px rgba(0,173,232,0.5);
}
.nc-dot.solana { background: #9945FF; }
.nc-dot.cosmos { background: #6B7DB3; }
.nc-dot.axelar { background: #FF4C8B; }
.nc-dot.celestia { background: #7B2FBE; }
.nc-dot.more { background: #7A9BB5; }
.nc-name {
  font-family: var(--font-head);
  font-size: 15px; font-weight: 600;
}
.nc-status {
  font-family: var(--font-mono);
  font-size: 9px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 20px;
  white-space: nowrap; flex-shrink: 0;
}
.nc-live { background: rgba(29,158,117,0.15); color: var(--green); }
.nc-ret  { background: rgba(122,155,181,0.1); color: var(--muted); border: 1px solid var(--border); }
.nc-test { background: rgba(83,74,183,0.12); color: #A09FE8; }
.nc-sub {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.06em;
  line-height: 1.5;
}

/* ─── WHY PPBCN ──────────────────────────────────────────────── */
.pillars-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--border);
}
.pillar {
  background: var(--navy-900);
  padding: 40px 36px;
  transition: background 0.2s;
}
.pillar:hover { background: var(--navy-800); }
.pillar-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border-hi);
  background: rgba(0,64,255,0.1);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.pillar h3 {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.pillar p {
  font-size: 14px; color: var(--muted);
  line-height: 1.7;
}
.pillar-metric {
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 11px; color: var(--sky);
  letter-spacing: 0.08em;
}

/* ─── SERVICES ───────────────────────────────────────────────── */
#services { background: linear-gradient(180deg, transparent, rgba(0,64,255,0.03), transparent); }
.services-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.service-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
  background: rgba(10,21,48,0.4);
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-300), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}
.service-card:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.service-card:hover::before { opacity: 1; }
.service-card.featured {
  border-color: rgba(0,64,255,0.3);
  background: rgba(0,64,255,0.06);
}
.service-tag {
  font-family: var(--font-mono);
  font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 16px;
  display: inline-block;
}
.service-tag.blue { color: var(--sky); }
.service-card h3 {
  font-family: var(--font-head);
  font-size: 22px; font-weight: 600;
  margin-bottom: 12px; letter-spacing: -0.01em;
}
.service-card p {
  font-size: 14px; color: var(--muted);
  line-height: 1.7; margin-bottom: 24px;
}
.service-specs {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 28px;
}
.spec {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted);
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(160,231,255,0.03);
}
.service-link {
  font-family: var(--font-body);
  font-size: 13px; font-weight: 500;
  color: var(--blue-300);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap 0.2s;
}
.service-link:hover { gap: 10px; color: var(--sky); }

/* ─── YIELD CALCULATOR ───────────────────────────────────────── */
#calculator {
  padding: 0 48px 100px;
}
.calc-wrap {
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(10,21,48,0.6);
}
.calc-header {
  padding: 32px 40px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,64,255,0.05);
  display: flex; align-items: center; justify-content: space-between;
}
.calc-header h3 {
  font-family: var(--font-head);
  font-size: 22px; font-weight: 600;
}
.calc-badge {
  font-family: var(--font-mono);
  font-size: 9px; color: var(--amber);
  letter-spacing: 0.14em; text-transform: uppercase;
  border: 1px solid rgba(239,159,39,0.3);
  border-radius: 20px; padding: 4px 12px;
  background: rgba(239,159,39,0.06);
}
.calc-body {
  padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 40px; align-items: start;
}
.calc-inputs { display: flex; flex-direction: column; gap: 24px; }
.calc-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 10px;
}
.calc-field select,
.calc-field input {
  width: 100%;
  background: rgba(2,6,17,0.8);
  border: 1px solid var(--border-hi);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
}
.calc-field select:focus,
.calc-field input:focus { border-color: var(--blue-300); }
.calc-field input::placeholder { color: var(--muted); }

.calc-result {
  border: 1px solid rgba(0,64,255,0.3);
  border-radius: 12px;
  padding: 32px;
  background: rgba(0,64,255,0.06);
  text-align: center;
}
.cr-label {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 8px;
}
.cr-apy {
  font-family: var(--font-head);
  font-size: 56px; font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--sky), var(--blue-300));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}
.cr-apy-label {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted);
  letter-spacing: 0.1em; margin-bottom: 28px;
}
.cr-divider { height: 1px; background: var(--border); margin-bottom: 24px; }
.cr-row {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 12px;
}
.cr-row-label { font-size: 13px; color: var(--muted); }
.cr-row-val {
  font-family: var(--font-mono);
  font-size: 15px; font-weight: 500; color: var(--white);
}
.cr-note {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  margin-top: 20px; line-height: 1.6;
  text-align: left;
}

/* ─── TRACK RECORD ───────────────────────────────────────────── */
.timeline { position: relative; padding-left: 24px; }
.timeline::before {
  content: '';
  position: absolute; left: 0; top: 16px; bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--blue-mid), var(--border), transparent);
}
.tl-item { position: relative; margin-bottom: 24px; }
.tl-item:last-child { margin-bottom: 0; }

.tl-node {
  position: absolute; left: -30px; top: 16px;
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--navy-950);
}
.tl-node.live { background: var(--green); box-shadow: 0 0 8px var(--green); }
.tl-node.ret  { background: var(--muted); }
.tl-node.test { background: #7B70DD; }

.tl-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  background: rgba(10,21,48,0.5);
  transition: all 0.2s;
}
.tl-card:hover { border-color: var(--border-hi); background: rgba(10,21,48,0.8); }

.tl-head {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.tl-name {
  font-family: var(--font-head);
  font-size: 15px; font-weight: 600;
}
.tl-year {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.1em; white-space: nowrap;
  flex-shrink: 0;
}
.tl-type {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.08em; margin-bottom: 8px;
}
.tl-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }
.tl-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tl-tag {
  font-family: var(--font-mono);
  font-size: 10px; padding: 3px 9px; border-radius: 4px;
}
.tt-live  { background: rgba(29,158,117,0.12); color: var(--green); }
.tt-test  { background: rgba(123,112,221,0.12); color: #A09FE8; }
.tt-blue  { background: rgba(77,143,255,0.12); color: var(--blue-200); }
.tt-amber { background: rgba(239,159,39,0.12); color: var(--amber); }
.tt-gray  { background: rgba(122,155,181,0.08); color: var(--muted); border: 1px solid var(--border); }

.tl-proof {
  display: flex; align-items: center; gap: 8px;
  margin-top: 12px; padding: 8px 12px;
  background: rgba(2,6,17,0.6);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-mono); font-size: 11px; color: var(--muted);
  cursor: pointer; transition: border-color 0.2s;
  text-decoration: none;
  flex-wrap: wrap; min-width: 0;
}
.tl-proof:hover { border-color: var(--blue-300); color: var(--blue-200); }
.proof-badge {
  font-size: 9px; font-weight: 500; padding: 2px 7px;
  border-radius: 4px; letter-spacing: 0.08em; flex-shrink: 0;
}
.pb-on  { background: rgba(0,64,255,0.2); color: var(--blue-200); }

.tl-proof-code {
  font-family: var(--font-mono);
  font-size: 10px;
  overflow-wrap: anywhere; min-width: 0; flex: 1 1 auto;
}

.tl-proof-label {
  margin-left: auto;
  flex-shrink: 0;
}

/* ─── OPERATOR ───────────────────────────────────────────────── */
#operator { padding-top: 0; }
#operator .op-note strong { color: var(--amber); }
.operator-box {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  background: rgba(10,21,48,0.5);
  display: grid; grid-template-columns: auto 1fr;
  gap: 32px; align-items: start;
  margin-bottom: 16px;
}
.op-avatar {
  width: 72px; height: 72px; border-radius: 16px;
  background: var(--navy-800);
  border: 1px solid var(--border-hi);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.op-alias {
  font-family: var(--font-head);
  font-size: 22px; font-weight: 700;
  margin-bottom: 4px;
}
.op-title {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted);
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 16px;
}
.op-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.op-tag {
  font-family: var(--font-mono);
  font-size: 10px; padding: 4px 10px; border-radius: 4px;
}
.op-bio {
  font-size: 14px; color: var(--muted); line-height: 1.75;
  padding-top: 16px; border-top: 1px solid var(--border);
}
.op-note {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted);
  padding: 14px 20px;
  border: 1px solid var(--border);
  border-left: 2px solid var(--amber);
  border-radius: 0 8px 8px 0;
  background: rgba(239,159,39,0.04);
  line-height: 1.6;
}

/* ─── INFRASTRUCTURE ─────────────────────────────────────────── */
.infra-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.infra-card {
  border: 1px solid var(--border);
  border-radius: 10px; padding: 28px;
  background: rgba(10,21,48,0.4);
  transition: all 0.2s;
}
.infra-card:hover { border-color: var(--border-hi); }
.infra-card h4 {
  font-family: var(--font-head);
  font-size: 16px; font-weight: 600;
  margin-bottom: 10px;
}
.infra-card p { font-size: 13px; color: var(--muted); line-height: 1.65; }
.infra-mono {
  font-family: var(--font-mono);
  font-size: 12px; color: var(--sky);
  margin-top: 16px; letter-spacing: 0.06em;
}

/* ─── CONTACT ────────────────────────────────────────────────── */
#contact {
  padding-bottom: 120px;
}
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-col h3 {
  font-family: var(--font-head);
  font-size: 28px; font-weight: 700;
  margin-bottom: 12px; letter-spacing: -0.01em;
}
.contact-col p {
  font-size: 15px; color: var(--muted);
  line-height: 1.7; margin-bottom: 32px;
}
.contact-form {
  display: flex; flex-direction: column; gap: 16px;
}
.cf-field {
  display: flex; flex-direction: column; gap: 8px;
}
.cf-field label {
  font-family: var(--font-mono);
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.cf-field input,
.cf-field select,
.cf-field textarea {
  background: rgba(2,6,17,0.8);
  border: 1px solid var(--border-hi);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
  appearance: none;
}
.cf-field input:focus,
.cf-field select:focus,
.cf-field textarea:focus { border-color: var(--blue-300); }
.cf-field input::placeholder,
.cf-field textarea::placeholder { color: var(--muted); }

.contact-benefits {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(10,21,48,0.4);
}

.contact-feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-feature-icon.response {
  background: rgba(0,64,255,0.1);
  border: 1px solid var(--border-hi);
}

.contact-feature-icon.addresses {
  background: rgba(29,158,117,0.1);
  border: 1px solid rgba(29,158,117,0.2);
}

.contact-feature-title {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-feature-text {
  font-size: 12px;
  color: var(--muted);
}

.contact-submit {
  width: 100%;
  justify-content: center;
  border: none;
  cursor: pointer;
  font-size: 15px;
}

.contact-note {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
}

/* ─── FOOTER ─────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  background: rgba(6,12,30,0.8);
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 48px 48px 32px;
  display: grid; grid-template-columns: 1fr auto;
  gap: 48px; align-items: start;
}
.footer-brand .nav-logo { margin-bottom: 12px; }
.footer-brand-link {
  margin-bottom: 16px;
  display: inline-flex;
}
.footer-tagline {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted);
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 11px; color: rgba(122,155,181,0.5);
  letter-spacing: 0.06em;
}
.footer-brand-copy-wrap {
  margin-left: 10px;
}
.footer-brand-title {
  font-size: 16px;
}
.footer-nav {
  display: flex; flex-direction: column; gap: 10px;
  align-items: flex-end;
}
.footer-nav a {
  font-size: 13px; color: var(--muted);
  text-decoration: none; transition: color 0.2s;
}
.footer-nav a:hover { color: var(--white); }

/* ─── ANIMATIONS ─────────────────────────────────────────────── */
.fade-up {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: none; }

.stagger > * {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.stagger.visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.12s; }
.stagger.visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.19s; }
.stagger.visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.26s; }
.stagger.visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.33s; }
.stagger.visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 0.40s; }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  #pill-nav { display: none; }
  .mobile-nav { display: block; }
  section { padding: 64px 24px; }
  #hero { padding: 80px 24px 80px; }
  #calculator { padding: 0 24px 80px; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .stat-item { border-bottom: 1px solid var(--border); }
  .pillars-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .calc-body { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr; }
  .operator-box { grid-template-columns: 1fr; }
  .networks-grid { grid-template-columns: 1fr 1fr; }
  .track-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { align-items: flex-start; }
  h1 { font-size: 36px; }
  #contact { padding-bottom: 80px; }
  footer { padding-bottom: env(safe-area-inset-bottom, 64px); }
}

@media (max-width: 480px) {
  section { padding: 56px 20px; }
  .networks-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .fade-up,
  .stagger > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ─── FOCUS-VISIBLE (KEYBOARD A11Y) ──────────────────────────── */
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.contact-submit:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
  border-radius: 6px;
}

.calc-field select:focus-visible,
.calc-field input:focus-visible,
.cf-field input:focus-visible,
.cf-field select:focus-visible,
.cf-field textarea:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
  border-color: var(--blue-300);
}

a:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
  border-radius: 4px;
}