:root {
  --bg: #081014;
  --bg-2: #0c181e;
  --panel: rgba(15, 28, 35, 0.86);
  --panel-2: rgba(20, 38, 46, 0.74);
  --line: rgba(191, 119, 89, 0.28);
  --line-strong: rgba(191, 119, 89, 0.66);
  --text: #eef6f5;
  --muted: #a8b9b8;
  --dim: #708685;
  --accent: #c9795a;
  --accent-2: #73d6ca;
  --accent-3: #f2c572;
  --danger: #ff6b6b;
  --success: #79e4a6;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 12%, rgba(115, 214, 202, 0.13), transparent 28rem),
    radial-gradient(circle at 82% 8%, rgba(201, 121, 90, 0.15), transparent 28rem),
    linear-gradient(180deg, #060b0e 0%, #081014 44%, #0c1316 100%);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", "Apple SD Gothic Neo", Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.95), rgba(0,0,0,0.25));
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.024) 0 1px, transparent 1px 5px);
  opacity: .26;
  mix-blend-mode: screen;
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
button, input { font: inherit; }

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: #061013;
  transform: translateY(-100%);
  transition: transform .55s cubic-bezier(.8,0,.2,1);
}
body.is-leaving .page-loader { transform: translateY(0); }
body.ready { animation: pageIn .5s ease both; }
@keyframes pageIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(6, 13, 16, 0.78);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  display: grid;
  place-items: center;
  position: relative;
  background: linear-gradient(135deg, rgba(115,214,202,.15), rgba(201,121,90,.2));
  box-shadow: 0 0 28px rgba(201,121,90,.18);
}
.logo-mark::before,
.logo-mark::after {
  content: "";
  position: absolute;
  background: var(--accent-2);
  border-radius: 999px;
  opacity: .9;
}
.logo-mark::before { width: 16px; height: 2px; }
.logo-mark::after { width: 2px; height: 16px; }
.logo small {
  color: var(--muted);
  display: block;
  margin-top: -6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
}
.nav-links { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a {
  color: var(--muted);
  padding: 9px 11px;
  border-radius: 999px;
  font-size: 14px;
  border: 1px solid transparent;
  transition: .18s ease;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,0.055);
  border-color: rgba(255,255,255,0.08);
}
.nav-cta {
  color: #081014 !important;
  background: linear-gradient(135deg, var(--accent-2), #d6f7f2) !important;
  border: 0 !important;
  font-weight: 800;
  box-shadow: 0 8px 22px rgba(115,214,202,.18);
}

.hero {
  padding: 86px 0 56px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 42px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent-2);
  border: 1px solid rgba(115,214,202,.22);
  background: rgba(115,214,202,.06);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .02em;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--success);
  box-shadow: 0 0 0 8px rgba(121,228,166,.12);
  animation: pulse 1.8s infinite;
}
@keyframes pulse { 50% { transform: scale(.72); box-shadow: 0 0 0 12px rgba(121,228,166,.02); } }

h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 24px 0 18px;
  font-size: clamp(42px, 7vw, 86px);
  line-height: .98;
  letter-spacing: -0.08em;
}
h1 .accent, h2 .accent { color: var(--accent); }
h1 .glow-text { text-shadow: 0 0 34px rgba(115,214,202,.22); }
.lead {
  color: #c7d5d4;
  font-size: clamp(17px, 2vw, 21px);
  max-width: 650px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 30px 0 20px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 900;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor: pointer;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); border-color: rgba(115,214,202,.38); background: rgba(115,214,202,.08); }
.btn.primary { background: linear-gradient(135deg, var(--accent-2), #e4fbf8); color: #061013; border: 0; }
.btn.secondary { background: rgba(201,121,90,.1); color: #ffe5dc; border-color: rgba(201,121,90,.28); }
.btn.full { width: 100%; }
.micro-copy { color: var(--dim); font-size: 13px; }

.hero-card {
  position: relative;
  border: 1px solid rgba(255,255,255,.1);
  background: linear-gradient(180deg, rgba(17,32,39,.9), rgba(9,20,25,.88));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 22px;
  min-height: 520px;
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 120deg, transparent, rgba(115,214,202,.12), transparent, rgba(201,121,90,.15), transparent);
  animation: rotate 14s linear infinite;
}
.hero-card > * { position: relative; z-index: 1; }
@keyframes rotate { to { transform: rotate(360deg); } }

.blockchain-visual {
  position: absolute;
  inset: 70px 28px 28px;
  z-index: 0;
  opacity: .9;
}
.cube {
  position: absolute;
  width: 82px;
  height: 82px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,.14), rgba(115,214,202,.06) 36%, rgba(0,0,0,.18));
  border: 1px solid rgba(255,255,255,.11);
  box-shadow: inset -18px -20px 40px rgba(0,0,0,.22), 0 18px 44px rgba(0,0,0,.28);
  transform: rotateX(55deg) rotateZ(45deg);
  animation: float 4.8s ease-in-out infinite;
}
.cube:nth-child(1) { left: 24px; top: 40px; }
.cube:nth-child(2) { right: 80px; top: 78px; animation-delay: -1.4s; }
.cube:nth-child(3) { left: 116px; bottom: 112px; animation-delay: -.8s; }
.cube:nth-child(4) { right: 28px; bottom: 54px; animation-delay: -2.2s; }
.cube:nth-child(5) { left: 44%; top: 46%; width: 118px; height: 118px; border-color: rgba(201,121,90,.24); animation-delay: -.4s; }
@keyframes float { 50% { transform: rotateX(55deg) rotateZ(45deg) translateY(-18px); } }
.link-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  transform-origin: left center;
  opacity: .75;
}
.link-line.l1 { left: 96px; top: 130px; width: 260px; transform: rotate(14deg); }
.link-line.l2 { left: 210px; top: 220px; width: 245px; transform: rotate(-34deg); }
.link-line.l3 { left: 124px; bottom: 146px; width: 300px; transform: rotate(23deg); }
.link-line.l4 { right: 38px; bottom: 128px; width: 280px; transform: rotate(-155deg); }

.stat-panel {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding: 16px;
  border-radius: 20px;
  background: rgba(5,12,15,.7);
  border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
}
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stat {
  padding: 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.06);
}
.stat span { color: var(--dim); display: block; font-size: 12px; margin-bottom: 4px; }
.stat b { font-size: 18px; }
.hash-line {
  margin-top: 12px;
  color: var(--accent-2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

section { padding: 52px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}
.section-head h2 { font-size: clamp(28px, 4vw, 48px); line-height: 1.08; letter-spacing: -0.045em; margin: 0; }
.section-head p { margin: 0; color: var(--muted); max-width: 560px; }

.grid { display: grid; gap: 18px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.card {
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--panel), rgba(10,22,27,.66));
  box-shadow: 0 18px 60px rgba(0,0,0,.18);
  padding: 22px;
  position: relative;
  overflow: hidden;
}
.card::after {
  content: "";
  position: absolute;
  inset: auto -15% -40% auto;
  width: 190px;
  height: 190px;
  border-radius: 999px;
  background: rgba(201,121,90,.08);
  filter: blur(4px);
}
.card > * { position: relative; z-index: 1; }
.card h3 { margin-bottom: 8px; font-size: 20px; }
.card p { color: var(--muted); margin-bottom: 0; }
.icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  background: rgba(115,214,202,.09);
  border: 1px solid rgba(115,214,202,.2);
  color: var(--accent-2);
  font-weight: 900;
}
.kicker { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; font-weight: 900; }

.terminal {
  border-radius: var(--radius-lg);
  background: #050a0c;
  border: 1px solid rgba(115,214,202,.16);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.terminal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(255,255,255,.05);
  border-bottom: 1px solid rgba(255,255,255,.07);
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}
.dots { display: flex; gap: 6px; }
.dots span { width: 10px; height: 10px; border-radius: 999px; background: var(--dim); }
.dots span:nth-child(1) { background: #ff6961; }
.dots span:nth-child(2) { background: #f6c85f; }
.dots span:nth-child(3) { background: #78e08f; }
.terminal-body {
  padding: 18px;
  min-height: 260px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: #bff6ed;
  font-size: 14px;
}
.terminal-body p { margin: 0 0 8px; color: #bff6ed; }
.prompt { color: var(--accent-3); }

.chain-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.mini-block {
  min-height: 146px;
  border: 1px solid rgba(201,121,90,.28);
  background: rgba(201,121,90,.055);
  border-radius: 18px;
  padding: 16px;
  position: relative;
}
.mini-block::before {
  content: "";
  position: absolute;
  right: -17px;
  top: 50%;
  width: 20px;
  height: 2px;
  background: var(--line-strong);
}
.mini-block:last-child::before { display: none; }
.mini-block b { display: block; margin-bottom: 10px; }
.mini-block code { color: var(--accent-2); font-size: 12px; word-break: break-all; }

.page-title { padding: 64px 0 28px; }
.page-title h1 { font-size: clamp(38px, 6vw, 72px); margin-bottom: 16px; }
.page-title .lead { max-width: 780px; }

.compare-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(12, 24, 30, .74);
  border: 1px solid rgba(255,255,255,.09);
}
.compare-table th,
.compare-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  text-align: left;
  vertical-align: top;
}
.compare-table th { color: var(--accent-2); background: rgba(255,255,255,.04); }
.compare-table td { color: var(--muted); }
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table strong { color: var(--text); }

.node-map {
  min-height: 480px;
  border: 1px solid rgba(255,255,255,.09);
  background:
    radial-gradient(circle at center, rgba(115,214,202,.08), transparent 20rem),
    linear-gradient(180deg, rgba(15,28,35,.78), rgba(7,15,18,.72));
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}
.node-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: .48;
}
.node {
  position: absolute;
  width: 138px;
  padding: 13px;
  border-radius: 18px;
  border: 1px solid rgba(115,214,202,.25);
  background: rgba(5,12,15,.72);
  backdrop-filter: blur(8px);
  box-shadow: 0 18px 46px rgba(0,0,0,.24);
}
.node::before {
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent-2);
  box-shadow: 0 0 22px var(--accent-2);
  margin-bottom: 8px;
}
.node b { display: block; font-size: 14px; }
.node span { color: var(--dim); font-size: 12px; }
.node.n1 { left: 8%; top: 16%; }
.node.n2 { right: 9%; top: 18%; border-color: rgba(201,121,90,.32); }
.node.n2::before { background: var(--accent); box-shadow: 0 0 22px var(--accent); }
.node.n3 { left: 22%; bottom: 17%; }
.node.n4 { right: 20%; bottom: 14%; }
.node.n5 { left: 43%; top: 39%; width: 170px; border-color: rgba(242,197,114,.35); }
.node.n5::before { background: var(--accent-3); box-shadow: 0 0 22px var(--accent-3); }
.map-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(115,214,202,.62), transparent);
  transform-origin: left center;
  animation: shimmer 2.8s linear infinite;
}
@keyframes shimmer { 50% { opacity: .25; } }
.map-line.a { width: 42%; left: 17%; top: 38%; transform: rotate(14deg); }
.map-line.b { width: 34%; left: 48%; top: 42%; transform: rotate(-18deg); }
.map-line.c { width: 42%; left: 26%; bottom: 29%; transform: rotate(-18deg); }
.map-line.d { width: 32%; right: 23%; bottom: 31%; transform: rotate(22deg); }

.mining-layout { display: grid; grid-template-columns: 420px 1fr; gap: 22px; align-items: start; }
.miner-box {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,.1);
  background: linear-gradient(180deg, rgba(17,32,39,.92), rgba(5,12,15,.82));
  padding: 22px;
  box-shadow: var(--shadow);
}
.meter {
  height: 12px;
  background: rgba(255,255,255,.08);
  border-radius: 999px;
  overflow: hidden;
  margin: 10px 0 18px;
}
.meter span {
  display: block;
  height: 100%;
  width: 68%;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  border-radius: inherit;
  animation: widthPulse 3s ease-in-out infinite;
}
@keyframes widthPulse { 50% { width: 83%; } }
.wallet {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 16px 0;
}
.wallet .stat { background: rgba(255,255,255,.04); }
.block-chain-live { display: grid; gap: 12px; }
.live-block {
  border: 1px solid rgba(115,214,202,.18);
  background: rgba(115,214,202,.055);
  border-radius: 16px;
  padding: 13px 14px;
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 12px;
  align-items: center;
  animation: blockIn .28s ease both;
}
@keyframes blockIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.live-block small { color: var(--dim); display: block; }
.live-block code { color: var(--accent-2); font-size: 12px; word-break: break-all; }
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  height: 30px;
  border-radius: 999px;
  background: rgba(201,121,90,.12);
  color: #ffd8ca;
  font-weight: 900;
  font-size: 12px;
}

.timeline {
  position: relative;
  display: grid;
  gap: 18px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--line-strong);
}
.step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  position: relative;
}
.step-num {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: #061013;
  background: linear-gradient(135deg, var(--accent-2), #e8fbf8);
  font-weight: 950;
  z-index: 1;
}
.step-content { padding: 18px; border-radius: var(--radius-lg); background: rgba(255,255,255,.055); border: 1px solid rgba(255,255,255,.08); }
.step-content h3 { margin-bottom: 7px; }
.step-content p { color: var(--muted); margin-bottom: 0; }

.footer {
  margin-top: 52px;
  padding: 34px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--dim);
}
.footer .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.footer a { color: var(--muted); }

.reveal { opacity: 0; transform: translateY(18px); transition: .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 940px) {
  .hero-grid, .grid.two, .grid.three, .mining-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 56px; }
  .hero-card { min-height: 460px; }
  .chain-strip { grid-template-columns: 1fr 1fr; }
  .section-head { display: block; }
  .section-head p { margin-top: 10px; }
  .navbar { align-items: flex-start; }
  .nav-links { max-width: 520px; }
}
@media (max-width: 640px) {
  .navbar { display: block; }
  .nav-links { margin-top: 12px; justify-content: flex-start; }
  .nav-links a { padding: 8px 9px; font-size: 13px; }
  .stat-row, .wallet, .chain-strip { grid-template-columns: 1fr; }
  .mini-block::before { display: none; }
  .hero-card { min-height: 560px; }
  .cube:nth-child(2), .cube:nth-child(4) { display: none; }
  .node { position: relative; left: auto !important; right: auto !important; top: auto !important; bottom: auto !important; width: auto; margin: 14px; }
  .node-map { padding: 10px 0; min-height: auto; }
  .map-line { display: none; }
  .live-block { grid-template-columns: 1fr; }
  .compare-table { display: block; overflow-x: auto; }
}