:root {
  --digital-blue: #00c3ff;
  --digital-blue-light: #0fffc7;
  --digital-pink: #ff4eed;
  --neon-bg: #11131c;
  --card-bg: rgba(18, 24, 34, 0.97);
  --header-bg: rgba(16, 20, 30, 0.98);
  --main-text: #c7e7ff;
  --button-bg: linear-gradient(90deg, #00c3ff 0%, #ff4eed 100%);
  --card-glow: 0 0 24px #00c3ff, 0 0 36px #ff4eed44;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

html,
body {
  font-family: "Share Tech Mono", monospace;
  background: var(--neon-bg);
  color: var(--main-text);
  overflow-x: hidden;
  min-height: 100vh;
}

body {
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 195, 255, 0.12), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(255, 78, 237, 0.12), transparent 28%),
    #11131c;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--header-bg);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 12px 0;
  box-shadow: 0 0 16px #00c3ff22;
  border-bottom: 2px solid #00c3ff;
  backdrop-filter: blur(8px);
}

header a {
  margin: 0 8px;
  font-size: 1.15rem;
  color: var(--main-text);
  text-decoration: none;
  padding: 4px 13px;
  border-radius: 12px;
  border: 2px solid transparent;
  box-shadow: 0 0 7px #ff4eed33;
  transition: 0.25s;
  display: flex;
  align-items: center;
  gap: 7px;
}

header a.active,
header a:hover {
  color: #00c3ff;
  border: 2px solid #ff4eed;
  box-shadow: 0 0 16px #00c3ffcc, 0 0 20px #ff4eed33;
  background: rgba(0, 195, 255, 0.07);
}

main {
  width: 100%;
}

.app-section {
  display: none;
  min-height: 100vh;
  padding: 115px 16px 64px;
  max-width: 960px;
  margin: auto;
  text-align: center;
}

.active-section {
  display: block;
}

h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 24px;
  background: linear-gradient(90deg, #00c3ff 20%, #ff4eed 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 12px #00c3ff);
  text-transform: uppercase;
}

.logo {
  max-width: 230px;
  margin: 32px auto 20px;
  display: block;
}

#connectBtn,
.transfer-form button,
.popup-message button {
  background: var(--button-bg);
  color: #fff;
  font-size: 1rem;
  padding: 14px 30px;
  border: none;
  border-radius: 18px;
  cursor: pointer;
  font-weight: 700;
  margin: 22px auto 0;
  box-shadow: 0 0 20px #00c3ffcc, 0 0 12px #ff4eed44;
  letter-spacing: 0.04em;
  transition: transform 0.18s, box-shadow 0.22s;
  outline: 2.5px solid #00c3ff;
  outline-offset: 1.5px;
  text-transform: uppercase;
  font-family: "Share Tech Mono", monospace;
}

#connectBtn:hover,
.transfer-form button:hover,
.popup-message button:hover {
  transform: scale(1.05);
  box-shadow: 0 0 32px #00c3ff, 0 0 26px #ff4eed88;
}

.info-box {
  margin-top: 12px;
  font-size: 1.04rem;
  color: #00c3ff;
  text-shadow: 0 0 7px #ff4eed99;
}

.card,
.wallet-box {
  background: var(--card-bg);
  border: 2.2px solid #00c3ff;
  border-radius: 20px;
  box-shadow: var(--card-glow);
  padding: 24px;
  margin-top: 22px;
}

.wallet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
}

.wallet-box h3 {
  color: #00c3ff;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.wallet-value {
  font-size: 1.6rem;
  color: #fff;
  word-break: break-word;
}

.small-value {
  font-size: 1rem;
}

.wallet-box p {
  margin-top: 8px;
  color: #c7e7ff;
  font-size: 0.9rem;
}

.roadmap-item {
  position: relative;
  background: rgba(16, 20, 30, 0.94);
  border-radius: 11px;
  padding: 15px 24px;
  font-size: 1.05rem;
  color: var(--main-text);
  margin-bottom: 18px;
  box-shadow: 0 0 9px #00c3ff66;
  text-align: left;
}

.roadmap-item.active {
  border-left: 4px solid #00c3ff;
}

.roadmap-item.future {
  border-left: 4px solid #555be0;
  color: #9fa1ff;
}

.blue-title {
  color: #00c3ff;
  margin-bottom: 18px;
  text-shadow: 0 0 12px #00c3ff;
}

.convert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.convert-box {
  background: rgba(24, 32, 43, 0.89);
  border: 2px solid #ff4eed;
  color: #00c3ff;
  border-radius: 14px;
  padding: 15px;
  box-shadow: 0 0 12px #00c3ff66;
}

.transfer-card {
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.transfer-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.transfer-form input {
  width: 100%;
  padding: 14px 15px;
  border-radius: 12px;
  border: 2px solid #ff4eed;
  font-size: 1.08rem;
  background: rgba(24, 32, 43, 0.89);
  color: #00c3ff;
  box-shadow: 0 0 7px #00c3ffbb;
  outline: none;
  font-family: "Share Tech Mono", monospace;
}

.transfer-form input:focus {
  border: 2px solid #00c3ff;
}

.history-item {
  background: rgba(16, 20, 30, 0.94);
  border-left: 4px solid #00c3ff;
  padding: 14px 18px;
  border-radius: 10px;
  margin-bottom: 12px;
  text-align: left;
  color: #c7e7ff;
}

.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 18, 30, 0.73);
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.popup-message {
  background: #11131c;
  color: #00c3ff;
  border-radius: 22px;
  padding: 32px 30px 21px;
  box-shadow: 0 0 50px #00c3ff, 0 0 25px #ff4eed99;
  border: 3px solid #ff4eed;
  max-width: 92vw;
  min-width: 285px;
  text-align: center;
  text-transform: uppercase;
}

.popup-message h3 {
  margin-bottom: 14px;
  color: #ff4eed;
}

@media (max-width: 600px) {
  header {
    gap: 4px;
    padding: 9px 0;
  }

  header a {
    font-size: 1rem;
    padding: 4px 10px;
  }

  .app-section {
    padding-top: 96px;
  }

  .logo {
    max-width: 135px;
  }

  h2 {
    font-size: 1.25rem;
  }

  .wallet-value {
    font-size: 1.25rem;
  }
}