/* ============ SPCX — Space X Coin Premium IDO ============ */

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-font-smoothing: antialiased; }
:root {
  --bg: #000;
  --bg-2: #0a0a0a;
  --bg-3: #111;
  --line: rgba(255,255,255,0.08);
  --line-2: rgba(255,255,255,0.14);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.55);
  --muted-2: rgba(255,255,255,0.35);
  --accent: #ffffff;
  --blue: #7CC8FF;
  --indigo: #5063FF;
  --flame: #FF8A3D;
  --maxw: 1280px;
  --display: 'Orbitron', 'Inter', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}
html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img, svg { display: block; max-width: 100%; }

/* ===== Preloader ===== */
.preloader {
  position: fixed; inset: 0; background: #000; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .6s ease, visibility .6s;
}
.preloader.gone { opacity: 0; visibility: hidden; }
.pre-inner { text-align: center; }
.pre-logo-img {
  width: 80px; height: 80px;
  object-fit: contain;
  margin: 0 auto 22px;
  filter: drop-shadow(0 0 30px rgba(124,200,255,0.55));
  animation: preLogoPulse 2.4s ease-in-out infinite;
}
@keyframes preLogoPulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 30px rgba(124,200,255,0.55)); }
  50% { transform: scale(1.06); filter: drop-shadow(0 0 44px rgba(124,200,255,0.85)); }
}
.pre-logo {
  font-family: var(--display); font-weight: 900;
  font-size: 32px; letter-spacing: 12px; padding-left: 12px;
  background: linear-gradient(180deg, #fff 0%, #888 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 28px;
}
.pre-bar {
  width: 240px; height: 2px; background: rgba(255,255,255,0.08);
  margin: 0 auto 18px; overflow: hidden;
}
.pre-bar span {
  display: block; height: 100%; width: 0;
  background: #fff; animation: preLoad 1.6s ease forwards;
}
@keyframes preLoad { to { width: 100%; } }
.pre-text {
  font-family: var(--mono); font-size: 11px; letter-spacing: 4px;
  color: var(--muted-2);
}

/* ===== Navigation ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 40px;
  background: linear-gradient(180deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
  transition: background .3s, padding .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 40px;
  border-bottom: 1px solid var(--line);
}
.nav-wrap {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 800;
  font-size: 18px; letter-spacing: 6px;
}
.brand-logo {
  width: 32px; height: 32px;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(124,200,255,0.35));
  transition: transform .3s ease, filter .3s ease;
}
.brand:hover .brand-logo {
  transform: rotate(-8deg) scale(1.05);
  filter: drop-shadow(0 0 18px rgba(124,200,255,0.6));
}
.nav-links {
  display: flex; gap: 36px; align-items: center;
}
.nav-links a {
  font-family: var(--mono); font-size: 12px; letter-spacing: 2px;
  color: var(--muted); transition: color .2s;
  position: relative;
}
.nav-links a:hover { color: #fff; }
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 1px; background: #fff; transition: width .25s;
}
.nav-links a:hover::after { width: 100%; }

.nav-burger {
  display: none; flex-direction: column; gap: 5px; padding: 8px;
}
.nav-burger span {
  width: 22px; height: 1.5px; background: #fff; transition: .3s;
}

/* ===== Nav tools (lang + connect) ===== */
.nav-tools {
  display: flex; align-items: center; gap: 14px;
}
.lang-toggle {
  display: inline-flex; align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,0.02);
  font-family: var(--mono); font-size: 11px; letter-spacing: 1.5px;
  color: var(--muted);
  transition: all .25s;
}
.lang-toggle:hover {
  border-color: var(--blue);
  background: rgba(124,200,255,0.05);
}
.lang-toggle .lang-opt {
  padding: 0 4px;
  cursor: pointer;
  transition: color .2s;
}
.lang-toggle .lang-opt.active { color: #fff; font-weight: 700; }
.lang-toggle .lang-sep {
  color: rgba(255,255,255,0.18);
  margin: 0 2px;
}

/* Chinese typography polish */
html[data-lang="zh"] body {
  font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', sans-serif;
}
html[data-lang="zh"] .h-display,
html[data-lang="zh"] .hero-title,
html[data-lang="zh"] .pre-logo {
  letter-spacing: 2px;
}
html[data-lang="zh"] .hero-title {
  font-family: 'Orbitron', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  letter-spacing: 6px;
}
html[data-lang="zh"] .kicker,
html[data-lang="zh"] .hero-tag,
html[data-lang="zh"] .ps-grid span,
html[data-lang="zh"] .countdown span,
html[data-lang="zh"] .why-num,
html[data-lang="zh"] .ps-progress-meta,
html[data-lang="zh"] .footer-bar,
html[data-lang="zh"] .hero-stats span,
html[data-lang="zh"] .ps-foot,
html[data-lang="zh"] .meta {
  letter-spacing: 1.5px;
}
html[data-lang="zh"] .h-display { font-size: clamp(28px, 4.4vw, 56px); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  font-family: var(--display); font-weight: 600;
  font-size: 12px; letter-spacing: 3px;
  border: 1px solid var(--line-2);
  border-radius: 0;
  background: transparent; color: #fff;
  transition: all .25s ease;
  cursor: pointer;
  position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: #fff; transform: scaleX(0); transform-origin: right;
  transition: transform .35s ease;
  z-index: -1;
}
.btn:hover { color: #000; border-color: #fff; }
.btn:hover::before { transform: scaleX(1); transform-origin: left; }
.btn-primary {
  background: #fff; color: #000; border-color: #fff;
}
.btn-primary::before { background: #000; }
.btn-primary:hover { color: #fff; border-color: #fff; }
.btn-launch { padding: 10px 22px; font-size: 11px; }
.btn-ghost { background: transparent; }
.btn-lg { padding: 18px 30px; font-size: 13px; width: 100%; }

/* ===== Hero ===== */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 140px 40px 60px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(80, 99, 255, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 110%, rgba(124, 200, 255, 0.25) 0%, transparent 45%),
    linear-gradient(180deg, #000 0%, #02040a 60%, #050810 100%);
  z-index: -2;
}
.stars {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, #fff, transparent),
    radial-gradient(1px 1px at 60% 70%, #fff, transparent),
    radial-gradient(2px 2px at 80% 20%, #fff, transparent),
    radial-gradient(1px 1px at 40% 80%, #fff, transparent),
    radial-gradient(1px 1px at 90% 50%, #fff, transparent),
    radial-gradient(1px 1px at 15% 60%, #fff, transparent),
    radial-gradient(2px 2px at 70% 40%, #fff, transparent),
    radial-gradient(1px 1px at 30% 15%, #fff, transparent),
    radial-gradient(1px 1px at 85% 85%, #fff, transparent),
    radial-gradient(1px 1px at 50% 50%, #fff, transparent),
    radial-gradient(1px 1px at 25% 75%, #fff, transparent),
    radial-gradient(1px 1px at 75% 25%, #fff, transparent);
  background-size: 600px 600px, 800px 800px, 700px 700px, 500px 500px, 900px 900px, 650px 650px, 550px 550px, 750px 750px, 480px 480px, 620px 620px, 720px 720px, 580px 580px;
  opacity: 0.55;
  animation: starsDrift 240s linear infinite;
}
@keyframes starsDrift {
  from { background-position: 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0; }
  to { background-position: 600px 1200px, -800px 1600px, 700px -1400px, -500px 1000px, 900px 1800px, 650px -1300px, -550px 1100px, 750px 1500px, -480px 960px, 620px 1240px, -720px 1440px, 580px -1160px; }
}
.earth-glow {
  position: absolute;
  bottom: -55%; left: 50%; transform: translateX(-50%);
  width: 140vw; height: 140vw; max-width: 2000px; max-height: 2000px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 30%, rgba(124,200,255,0.45) 0%, rgba(80,99,255,0.25) 35%, rgba(0,0,0,0) 65%),
    radial-gradient(circle at 50% 0%, #1a3a8a 0%, #0a1638 25%, #000 60%);
  box-shadow: 0 -40px 120px rgba(80, 99, 255, 0.35), inset 0 60px 120px rgba(124, 200, 255, 0.15);
  z-index: -1;
  animation: earthFloat 18s ease-in-out infinite;
}
@keyframes earthFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-20px); }
}
.rocket-flare {
  position: absolute;
  bottom: 0; left: 50%;
  width: 2px; height: 40vh;
  background: linear-gradient(180deg, transparent 0%, rgba(255, 138, 61, 0.6) 50%, rgba(255, 255, 255, 0.9) 100%);
  filter: blur(2px);
  transform: translateX(-50%);
  opacity: 0.4;
  animation: flarePulse 3s ease-in-out infinite;
}
@keyframes flarePulse {
  0%, 100% { opacity: 0.3; transform: translateX(-50%) scaleY(1); }
  50% { opacity: 0.6; transform: translateX(-50%) scaleY(1.15); }
}

.hero-content {
  position: relative; text-align: center; max-width: 1100px;
  width: 100%;
  z-index: 1;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px;
  border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 11px; letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 36px;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-tag .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 12px #4ade80;
  animation: pulseDot 1.4s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}
.hero-title {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(40px, 9vw, 132px);
  letter-spacing: 4px;
  line-height: 0.92;
  margin-bottom: 36px;
  text-transform: uppercase;
}
.hero-title .line {
  display: block;
  background: linear-gradient(180deg, #fff 0%, #aaa 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  opacity: 0; transform: translateY(40px);
  animation: titleRise .9s cubic-bezier(.2,.8,.2,1) forwards;
}
.hero-title .line:nth-child(2) { animation-delay: .15s; }
.hero-title .line.accent {
  background: linear-gradient(180deg, #7CC8FF 0%, #5063FF 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  animation-delay: .3s;
}
@keyframes titleRise { to { opacity: 1; transform: translateY(0); } }

.hero-sub {
  max-width: 680px; margin: 0 auto 44px;
  font-size: 17px; line-height: 1.65;
  color: var(--muted);
  opacity: 0; transform: translateY(20px);
  animation: titleRise .9s cubic-bezier(.2,.8,.2,1) .55s forwards;
}
.hero-cta {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 80px;
  opacity: 0; transform: translateY(20px);
  animation: titleRise .9s cubic-bezier(.2,.8,.2,1) .7s forwards;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 30px; max-width: 880px; margin: 0 auto;
  padding-top: 50px; border-top: 1px solid var(--line);
  opacity: 0;
  animation: titleRise .9s cubic-bezier(.2,.8,.2,1) .85s forwards;
}
.hero-stats > div { text-align: center; }
.hero-stats b {
  display: block;
  font-family: var(--display); font-weight: 800;
  font-size: clamp(28px, 4vw, 48px); letter-spacing: 2px;
  margin-bottom: 6px;
  background: linear-gradient(180deg, #fff 0%, #888 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero-stats span {
  font-family: var(--mono); font-size: 10px; letter-spacing: 3px;
  color: var(--muted-2);
}

.scroll-cue {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  width: 22px; height: 36px; border: 1px solid rgba(255,255,255,0.3);
  border-radius: 12px;
}
.scroll-cue span {
  display: block; width: 2px; height: 6px; background: #fff;
  margin: 6px auto;
  animation: scrollDot 1.6s ease-in-out infinite;
}
@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(8px); }
  100% { opacity: 0; transform: translateY(16px); }
}

/* ===== Sections ===== */
.section {
  padding: 140px 40px;
  position: relative;
}
.section.dark {
  background: linear-gradient(180deg, #000 0%, #050810 50%, #000 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.container { max-width: var(--maxw); margin: 0 auto; }
.kicker {
  font-family: var(--mono); font-size: 11px; letter-spacing: 4px;
  color: var(--blue);
  margin-bottom: 18px;
  text-transform: uppercase;
}
.kicker.center { text-align: center; }
.h-display {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(32px, 5vw, 64px);
  letter-spacing: 3px; line-height: 1.05;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.h-display.center { text-align: center; }
.lead {
  font-size: 17px; line-height: 1.7;
  color: rgba(255,255,255,0.78);
  margin-bottom: 18px;
}
.lead.center { text-align: center; margin-left: auto; margin-right: auto; }
.lead.muted { color: var(--muted); }
.max-720 { max-width: 720px; margin-left: auto; margin-right: auto; }

/* ===== Mission grid ===== */
.grid-2 {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 80px; align-items: center;
}
.bullets {
  list-style: none; margin-top: 30px;
  display: flex; flex-direction: column; gap: 14px;
}
.bullets li {
  display: flex; align-items: flex-start; gap: 14px;
  font-size: 15px; color: rgba(255,255,255,0.85);
}
.bullets i {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border: 1px solid var(--blue);
  position: relative; margin-top: 4px;
}
.bullets i::after {
  content: ''; position: absolute; inset: 4px;
  background: var(--blue);
}
.col-visual { position: relative; min-height: 480px; }
.orbit-card {
  position: relative; width: 100%; aspect-ratio: 1;
  max-width: 460px; margin: 0 auto;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 50%, rgba(80,99,255,0.08), transparent 70%),
    linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.005));
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.orbit-card::before, .orbit-card::after {
  content: ''; position: absolute;
  border: 1px dashed var(--line-2);
  border-radius: 50%;
}
.orbit-card::before {
  width: 80%; height: 80%;
  top: 10%; left: 10%;
  animation: spin 60s linear infinite;
}
.orbit-card::after {
  width: 55%; height: 55%;
  top: 22.5%; left: 22.5%;
  animation: spin 30s linear infinite reverse;
  border-color: rgba(124,200,255,0.25);
}
@keyframes spin { to { transform: rotate(360deg); } }
.orbit, .orbit.small {
  position: absolute; border-radius: 50%;
  pointer-events: none;
}
.orbit {
  width: 8px; height: 8px;
  background: #7CC8FF;
  box-shadow: 0 0 20px #7CC8FF;
  top: 10%; left: 50%;
  transform-origin: 0 200%;
  animation: orbitA 14s linear infinite;
}
.orbit.small {
  width: 6px; height: 6px;
  background: #5063FF;
  box-shadow: 0 0 16px #5063FF;
  top: 22.5%; left: 50%;
  transform-origin: 0 156%;
  animation: orbitA 9s linear infinite reverse;
}
@keyframes orbitA { to { transform: rotate(360deg); } }
.planet {
  position: relative; width: 30%; height: 30%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, #fff 0%, #7CC8FF 25%, #5063FF 60%, #1a1f4a 100%);
  box-shadow:
    inset -10px -10px 30px rgba(0,0,0,0.5),
    0 0 60px rgba(80,99,255,0.5);
}
.meta {
  position: absolute; bottom: 24px; left: 24px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--muted-2);
}
.meta b {
  display: block; font-family: var(--display); font-size: 14px;
  letter-spacing: 2px; color: #fff; margin: 4px 0 14px;
}
.meta b:last-child { margin-bottom: 0; }

/* ===== Presale ===== */
.presale { background: linear-gradient(180deg, #000 0%, #02040a 100%); }
.countdown {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 16px; max-width: 720px; margin: 50px auto 60px;
}
.countdown > div {
  text-align: center;
  padding: 28px 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
  position: relative;
}
.countdown > div::before {
  content: ''; position: absolute;
  top: 0; left: 0; width: 12px; height: 12px;
  border-top: 1px solid var(--blue);
  border-left: 1px solid var(--blue);
}
.countdown > div::after {
  content: ''; position: absolute;
  bottom: 0; right: 0; width: 12px; height: 12px;
  border-bottom: 1px solid var(--blue);
  border-right: 1px solid var(--blue);
}
.countdown b {
  display: block;
  font-family: var(--display); font-weight: 800;
  font-size: clamp(32px, 4vw, 54px); letter-spacing: 2px;
  background: linear-gradient(180deg, #fff 0%, #7CC8FF 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.countdown span {
  display: block; margin-top: 8px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 3px;
  color: var(--muted-2);
}

.presale-card {
  max-width: 720px; margin: 0 auto;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(135deg, rgba(124,200,255,0.04) 0%, rgba(80,99,255,0.04) 100%),
    rgba(0,0,0,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 40px;
  position: relative;
}

/* ===== Partnership card (CheesePad) ===== */
.partner-card {
  max-width: 880px; margin: 0 auto;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(135deg, rgba(255, 196, 71, 0.04) 0%, rgba(124,200,255,0.04) 100%),
    rgba(0,0,0,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 44px;
  position: relative;
  overflow: hidden;
}
.partner-card::before, .partner-card::after {
  content: ''; position: absolute;
  width: 28px; height: 28px;
}
.partner-card::before {
  top: -1px; left: -1px;
  border-top: 2px solid #FFC447;
  border-left: 2px solid #FFC447;
}
.partner-card::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
}
.pc-head {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 28px; border-bottom: 1px solid var(--line);
  flex-wrap: wrap; gap: 18px;
}
.pc-brand {
  display: flex; align-items: center; gap: 22px;
}
.pc-logo {
  height: 38px; width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}
.pc-logo-spcx {
  height: 42px;
  filter: drop-shadow(0 0 14px rgba(124,200,255,0.4));
}
.pc-x {
  font-family: var(--display); font-weight: 300;
  font-size: 28px; color: rgba(255,255,255,0.35);
  letter-spacing: 2px;
}
.pc-body { padding-top: 30px; }
.pc-text { margin-bottom: 32px; }
.pc-text .kicker {
  color: #FFC447;
  margin-bottom: 14px;
}
.pc-text h3 {
  font-family: var(--display); font-weight: 700;
  font-size: 26px; letter-spacing: 3px;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.pc-text p {
  font-size: 15px; line-height: 1.75;
  color: var(--muted);
  max-width: 720px;
}
.pc-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; margin-bottom: 32px;
  background: var(--line);
  border: 1px solid var(--line);
}
.pc-grid > div {
  background: rgba(0,0,0,0.6);
  padding: 22px 16px; text-align: center;
}
.pc-grid span {
  font-family: var(--mono); font-size: 9px; letter-spacing: 3px;
  color: var(--muted-2); display: block; margin-bottom: 8px;
}
.pc-grid b {
  font-family: var(--display); font-size: 16px; letter-spacing: 2px;
}
.pc-actions {
  display: grid; grid-template-columns: 1.6fr 1fr;
  gap: 14px; margin-bottom: 36px;
}
.pc-actions .btn-primary {
  background: linear-gradient(135deg, #FFC447 0%, #FF9A3D 100%);
  border-color: #FFC447;
  color: #0a0a0a;
  font-weight: 700;
  box-shadow: 0 0 0 1px rgba(255, 196, 71, 0.2), 0 14px 40px rgba(255, 154, 61, 0.25);
}
.pc-actions .btn-primary::before { background: #fff; }
.pc-actions .btn-primary:hover { color: #0a0a0a; border-color: #fff; }
.pc-foot {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  padding-top: 1px;
}
.pc-step {
  display: flex; align-items: center; gap: 14px;
  background: rgba(0,0,0,0.4);
  padding: 22px 18px;
  font-size: 13px; color: var(--muted);
}
.pc-step-n {
  flex-shrink: 0;
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid #FFC447;
  font-family: var(--mono); font-size: 12px; letter-spacing: 1px;
  color: #FFC447;
}
.pc-warning {
  max-width: 880px; margin: 28px auto 0;
  padding: 16px 22px;
  border: 1px solid rgba(255, 196, 71, 0.25);
  background: rgba(255, 196, 71, 0.04);
  font-family: var(--mono); font-size: 12px; letter-spacing: 1px;
  color: rgba(255, 196, 71, 0.95);
  line-height: 1.7;
  text-align: center;
}
.presale-card::before, .presale-card::after {
  content: ''; position: absolute;
  width: 24px; height: 24px;
}
.presale-card::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--blue);
  border-left: 2px solid var(--blue);
}
.presale-card::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
}
.ps-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding-bottom: 24px; border-bottom: 1px solid var(--line);
}
.ps-head h3 {
  font-family: var(--display); font-weight: 700;
  font-size: 28px; letter-spacing: 4px; margin-top: 8px;
}
.ps-status .live {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border: 1px solid #4ade80;
  font-family: var(--mono); font-size: 11px; letter-spacing: 3px;
  color: #4ade80;
}
.ps-status .live i {
  width: 6px; height: 6px; border-radius: 50%;
  background: #4ade80; box-shadow: 0 0 10px #4ade80;
  animation: pulseDot 1.4s ease-in-out infinite;
}

.ps-progress {
  margin: 28px 0;
}
.ps-progress-meta {
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px;
  color: var(--muted);
  margin-bottom: 12px;
}
.ps-progress-meta b {
  font-family: var(--display); color: #fff; letter-spacing: 2px;
}
.ps-progress-meta.sub { margin-top: 10px; margin-bottom: 0; color: var(--muted-2); }
.ps-bar {
  height: 6px; background: rgba(255,255,255,0.06);
  position: relative; overflow: hidden;
}
.ps-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #7CC8FF 0%, #5063FF 50%, #fff 100%);
  position: relative;
  transition: width 1s cubic-bezier(.2,.8,.2,1);
}
.ps-bar-fill::after {
  content: ''; position: absolute;
  top: 0; right: 0; width: 30px; height: 100%;
  background: linear-gradient(90deg, transparent, #fff);
  filter: blur(4px);
}

.ps-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; margin: 30px 0;
  background: var(--line);
  border: 1px solid var(--line);
}
.ps-grid > div {
  background: rgba(0,0,0,0.6);
  padding: 18px 14px; text-align: center;
}
.ps-grid span {
  font-family: var(--mono); font-size: 9px; letter-spacing: 3px;
  color: var(--muted-2); display: block; margin-bottom: 6px;
}
.ps-grid b {
  font-family: var(--display); font-size: 15px; letter-spacing: 2px;
}

.ps-form {
  margin-top: 24px;
  display: flex; flex-direction: column; gap: 18px;
}
.ps-input label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 3px;
  color: var(--muted-2);
  display: block; margin-bottom: 10px;
}
.ps-input .row {
  display: flex; gap: 8px; align-items: stretch;
}
.ps-input input {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  color: #fff;
  font-family: var(--display); font-size: 22px; letter-spacing: 2px;
  padding: 16px 18px;
  outline: none;
  transition: border-color .2s;
}
.ps-input input:focus { border-color: var(--blue); }
.ps-input .chip {
  padding: 0 16px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
  transition: all .2s;
}
.ps-input .chip:hover { color: #fff; border-color: var(--blue); background: rgba(124,200,255,0.05); }
.ps-input .row.receive .rate {
  display: flex; align-items: center;
  padding: 0 16px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--blue);
  border: 1px solid var(--line);
  background: rgba(124,200,255,0.05);
}
.ps-foot {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--muted-2);
  margin-top: 6px;
}
.ps-foot a { color: var(--blue); transition: color .2s; }
.ps-foot a:hover { color: #fff; }

/* ===== Tokenomics ===== */
.tk-wrap {
  display: grid; grid-template-columns: auto 1fr;
  gap: 80px; align-items: center;
  margin-top: 60px;
  max-width: 1000px; margin-left: auto; margin-right: auto;
}
.tk-chart {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.donut .seg {
  transition: stroke-dashoffset 1.4s cubic-bezier(.2,.8,.2,1);
}
.donut.animate .seg-a { stroke-dasharray: 402 502; }
.donut.animate .seg-b { stroke-dasharray: 75 502; }
.donut.animate .seg-c { stroke-dasharray: 25 502; }
.tk-center {
  position: absolute; text-align: center;
}
.tk-center span {
  font-family: var(--mono); font-size: 9px; letter-spacing: 3px;
  color: var(--muted-2);
  display: block;
}
.tk-center b {
  display: block;
  font-family: var(--display); font-weight: 800;
  font-size: 26px; letter-spacing: 1px;
  margin: 8px 0;
}
.tk-list {
  display: flex; flex-direction: column; gap: 14px;
}
.tk-item {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 18px; align-items: center;
  padding: 22px 24px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.015);
  transition: all .25s;
}
.tk-item:hover {
  background: rgba(124,200,255,0.04);
  border-color: var(--line-2);
  transform: translateX(4px);
}
.tk-item .dot {
  width: 14px; height: 14px;
}
.tk-item .dot.a { background: #fff; }
.tk-item .dot.b { background: #7CC8FF; box-shadow: 0 0 14px #7CC8FF; }
.tk-item .dot.c { background: #5063FF; box-shadow: 0 0 14px #5063FF; }
.tk-item b {
  display: block;
  font-family: var(--display); font-size: 14px; letter-spacing: 2px;
  margin-bottom: 6px;
}
.tk-item span {
  font-size: 13px; color: var(--muted);
}
.tk-item em {
  font-style: normal;
  font-family: var(--mono); font-size: 12px; letter-spacing: 1px;
  color: var(--muted);
}

/* ===== Why ===== */
.why-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line);
  margin-top: 60px;
}
.why-card {
  background: #000;
  padding: 40px 32px;
  transition: background .25s;
  position: relative;
}
.why-card:hover { background: rgba(124,200,255,0.04); }
.why-num {
  font-family: var(--mono); font-size: 12px; letter-spacing: 3px;
  color: var(--blue);
  margin-bottom: 30px;
}
.why-card h4 {
  font-family: var(--display); font-weight: 700;
  font-size: 17px; letter-spacing: 3px;
  margin-bottom: 14px;
}
.why-card p {
  font-size: 14px; line-height: 1.65;
  color: var(--muted);
}

/* ===== Roadmap ===== */
.rm {
  position: relative; margin-top: 80px;
  padding-left: 0;
}
.rm-line {
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent 0%, var(--line-2) 10%, var(--line-2) 90%, transparent 100%);
  transform: translateX(-50%);
}
.rm-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 60px;
  align-items: center;
}
.rm-item:nth-child(odd) .rm-card { grid-column: 1; padding-right: 60px; text-align: right; }
.rm-item:nth-child(odd) .rm-dot { left: 50%; }
.rm-item:nth-child(even) .rm-card { grid-column: 2; padding-left: 60px; }
.rm-item:nth-child(even) .rm-dot { left: 50%; }
.rm-dot {
  position: absolute;
  top: 50%; left: 50%;
  width: 14px; height: 14px;
  background: #000;
  border: 2px solid var(--line-2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  transition: all .3s;
}
.rm-item.live .rm-dot {
  background: var(--blue); border-color: var(--blue);
  box-shadow: 0 0 0 6px rgba(124,200,255,0.15), 0 0 24px rgba(124,200,255,0.6);
  animation: pulseDot 2s ease-in-out infinite;
}
.rm-card {
  padding: 30px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.015);
  transition: all .25s;
}
.rm-item:hover .rm-card {
  background: rgba(124,200,255,0.04);
  border-color: var(--line-2);
}
.rm-tag {
  display: inline-block;
  font-family: var(--mono); font-size: 10px; letter-spacing: 3px;
  color: var(--blue);
  margin-bottom: 14px;
}
.rm-card h4 {
  font-family: var(--display); font-weight: 700;
  font-size: 24px; letter-spacing: 4px;
  margin-bottom: 12px;
}
.rm-card p {
  font-size: 14px; line-height: 1.65;
  color: var(--muted);
}

/* ===== FAQ ===== */
.faq {
  max-width: 820px; margin: 60px auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--display); font-weight: 600;
  font-size: 17px; letter-spacing: 2px;
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--mono); font-size: 22px; font-weight: 300;
  color: var(--blue);
  transition: transform .25s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--blue); }
.faq-item p {
  margin-top: 16px;
  font-size: 15px; line-height: 1.7;
  color: var(--muted);
  max-width: 700px;
}

/* ===== Footer ===== */
.footer {
  background: #000;
  border-top: 1px solid var(--line);
  padding: 80px 40px 30px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 60px; padding-bottom: 50px;
  border-bottom: 1px solid var(--line);
}
.footer-blurb {
  margin-top: 18px;
  font-size: 13px; line-height: 1.7;
  color: var(--muted);
  max-width: 320px;
}
.footer h5 {
  font-family: var(--display); font-weight: 600;
  font-size: 12px; letter-spacing: 4px;
  margin-bottom: 22px;
  color: var(--muted-2);
}
.footer-grid a:not(.brand) {
  display: block;
  font-size: 13px; color: rgba(255,255,255,0.7);
  padding: 6px 0;
  transition: color .2s;
}
.footer-grid a:not(.brand):hover { color: var(--blue); }
.footer-bar {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--muted-2);
  flex-wrap: wrap; gap: 14px;
}

/* ===== Reveal animations ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s ease, transform .9s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .nav { padding: 14px 20px; }
  .nav.scrolled { padding: 12px 20px; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .nav-tools { gap: 8px; }
  .btn-launch { padding: 9px 14px; font-size: 10px; }
  .lang-toggle { padding: 7px 10px; font-size: 10px; }
  .section { padding: 90px 20px; }
  .hero { padding: 120px 20px 60px; }
  .grid-2 { grid-template-columns: 1fr; gap: 50px; }
  .col-visual { min-height: auto; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; padding-top: 40px; }
  .countdown { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .countdown > div { padding: 18px 6px; }
  .presale-card { padding: 24px; }
  .ps-head { flex-direction: column; gap: 16px; align-items: flex-start; }
  .partner-card { padding: 24px; }
  .pc-brand { gap: 14px; }
  .pc-logo { height: 28px; }
  .pc-logo-spcx { height: 32px; }
  .pc-x { font-size: 20px; }
  .pc-text h3 { font-size: 20px; letter-spacing: 2px; }
  .pc-grid { grid-template-columns: repeat(2, 1fr); }
  .pc-actions { grid-template-columns: 1fr; }
  .pc-foot { grid-template-columns: 1fr; }
  .ps-grid { grid-template-columns: repeat(2, 1fr); }
  .ps-input .row { flex-wrap: wrap; }
  .ps-input input { min-width: 0; }
  .tk-wrap { grid-template-columns: 1fr; gap: 50px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .rm-line { left: 18px; }
  .rm-item, .rm-item:nth-child(odd), .rm-item:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .rm-item:nth-child(odd) .rm-card,
  .rm-item:nth-child(even) .rm-card {
    grid-column: 1; padding: 24px 24px 24px 50px; text-align: left;
  }
  .rm-item:nth-child(odd) .rm-dot,
  .rm-item:nth-child(even) .rm-dot {
    left: 18px;
  }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-bar { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .why-grid { grid-template-columns: 1fr; }
  .ps-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-title { letter-spacing: 2px; }
  .h-display { letter-spacing: 2px; }
}