:root {
  --kaspa-primary: #70c7ba;
  --kaspa-accent: #49eacb;
  --surface-dark: rgba(15, 21, 30, 0.72);
  --surface-light: rgba(255, 255, 255, 0.92);
  --bg-gradient-start: #0f1319;
  --bg-gradient-mid: #141c26;
  --text-primary: #e8f4f0;
  --text-secondary: #9fbac3;
  --card-border: rgba(112, 199, 186, 0.22);
  --shadow: 0 24px 60px rgba(5, 12, 20, 0.45);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

[hidden] {
  display: none !important;
}

body {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 100%);
  color: var(--text-primary);
  font-family: var(--font-family);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: -20vh -20vw;
  pointer-events: none;
  z-index: -1;
  opacity: 0.55;
  transform: translateZ(0);
}

body::before {
  background:
    radial-gradient(closest-side at 18% 22%, rgba(112, 199, 186, 0.22), transparent 60%),
    radial-gradient(closest-side at 78% 34%, rgba(73, 234, 203, 0.14), transparent 62%),
    radial-gradient(closest-side at 45% 78%, rgba(99, 102, 241, 0.12), transparent 64%);
  filter: blur(18px);
  animation: bg-drift 16s ease-in-out infinite alternate;
}

body::after {
  background:
    radial-gradient(closest-side at 70% 80%, rgba(168, 85, 247, 0.10), transparent 62%),
    radial-gradient(closest-side at 30% 72%, rgba(245, 158, 11, 0.08), transparent 60%);
  filter: blur(22px);
  animation: bg-drift-2 22s ease-in-out infinite alternate;
}

@keyframes bg-drift {
  0% { transform: translate3d(-2%, -1%, 0) scale(1); }
  100% { transform: translate3d(2%, 1%, 0) scale(1.04); }
}

@keyframes bg-drift-2 {
  0% { transform: translate3d(2%, -1%, 0) scale(1.02); }
  100% { transform: translate3d(-2%, 1%, 0) scale(1.06); }
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 3rem;
  backdrop-filter: blur(20px);
  background: rgba(15, 21, 30, 0.6);
  border-bottom: 1px solid rgba(112, 199, 186, 0.18);
}

a,
button {
  transition: transform 140ms ease, filter 140ms ease, border-color 140ms ease, background 140ms ease, color 140ms ease;
}

a:hover,
button:hover {
  filter: brightness(1.02);
}

a:active,
button:active {
  transform: translateY(1px);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid rgba(112, 199, 186, 0.65);
  outline-offset: 2px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
}

.logo-icon {
  width: 1.65rem;
  height: 1.65rem;
  display: inline-block;
  filter: drop-shadow(0 0 8px rgba(112, 199, 186, 0.45));
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--kaspa-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-content {
  flex: 1;
  width: min(1120px, 90vw);
  margin: 0 auto;
  padding: 3rem 0 4rem;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
  gap: 2.5rem;
  padding: 2.5rem;
  border-radius: 24px;
  background: rgba(10, 16, 24, 0.78);
  border: 1px solid rgba(112, 199, 186, 0.32);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.hero:hover {
  transform: translateY(-1px);
  box-shadow: 0 28px 75px rgba(5, 12, 20, 0.52);
  border-color: rgba(112, 199, 186, 0.42);
}

.hero-copy h1 {
  font-size: clamp(2.2rem, 3vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: 1.1rem;
}

.hero-copy p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--kaspa-accent) 0%, var(--kaspa-primary) 100%);
  color: #03181a;
  box-shadow: 0 16px 30px rgba(73, 234, 203, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 45px rgba(73, 234, 203, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border: 1px solid rgba(112, 199, 186, 0.26);
}

.btn-secondary:hover {
  color: var(--kaspa-accent);
  border-color: rgba(73, 234, 203, 0.4);
}

.btn-icon {
  display: inline-flex;
  width: 1.1rem;
  height: 1.1rem;
  margin-right: 0.5rem;
}

.btn-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.btn-icon-only {
  padding: 0.75rem;
}

.btn-icon-only .btn-icon {
  margin-right: 0;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal-panel {
  width: min(980px, 100%);
  max-height: calc(100vh - 3rem);
  border-radius: 22px;
  background: rgba(10, 16, 24, 0.92);
  border: 1px solid rgba(112, 199, 186, 0.32);
  box-shadow: 0 30px 75px rgba(5, 12, 20, 0.62);
  overflow: hidden;
  position: relative;
  pointer-events: auto;
  display: flex;
  flex-direction: column;
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 1.5rem 1rem;
  border-bottom: 1px solid rgba(112, 199, 186, 0.16);
  background: rgba(15, 21, 30, 0.55);
  position: relative;
  z-index: 1;
}

.modal-head .btn-icon-only {
  position: relative;
  z-index: 2;
}

.btn:disabled,
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.modal-title {
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.2rem;
}

.modal-subtitle {
  margin-top: 0.35rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.modal-tabs {
  display: flex;
  gap: 0.35rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid rgba(112, 199, 186, 0.14);
}

.modal-tab {
  border: 1px solid rgba(112, 199, 186, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}

.modal-tab.is-active {
  color: #03181a;
  border-color: rgba(73, 234, 203, 0.55);
  background: linear-gradient(135deg, var(--kaspa-accent) 0%, var(--kaspa-primary) 100%);
}

.modal-body {
  padding: 1.35rem 1.5rem 1.5rem;
  overflow: auto;
  flex: 1;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

.form-input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 14px;
  border: 1px solid rgba(112, 199, 186, 0.22);
  background: rgba(0, 0, 0, 0.22);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
}

.form-input:focus {
  outline: none;
  border-color: rgba(73, 234, 203, 0.55);
  box-shadow: 0 0 0 3px rgba(73, 234, 203, 0.16);
}

.form-textarea {
  resize: vertical;
}

.form-section {
  margin-top: 1.15rem;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.75rem;
  margin-top: 0.6rem;
}

.choice {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  padding: 0.75rem 0.85rem;
  border-radius: 16px;
  border: 1px solid rgba(112, 199, 186, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  cursor: pointer;
}

.choice input {
  accent-color: var(--kaspa-accent);
}

.generated-box {
  margin-top: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0.85rem;
  border-radius: 16px;
  border: 1px dashed rgba(112, 199, 186, 0.28);
  background: rgba(0, 0, 0, 0.18);
}

.generated-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: rgba(232, 244, 240, 0.92);
  word-break: break-all;
  flex: 1;
}

.modal-actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.form-msg {
  margin-top: 0.9rem;
  min-height: 1.2rem;
  color: rgba(159, 186, 195, 0.95);
  font-size: 0.92rem;
}

.account-grid {
  display: grid;
  gap: 0.75rem;
}

.account-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border-radius: 16px;
  border: 1px solid rgba(112, 199, 186, 0.14);
  background: rgba(255, 255, 255, 0.04);
}

 .account-row strong {
  word-break: break-all;
  text-align: right;
 }

@media (prefers-reduced-motion: reduce) {
  .modal-overlay {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.stat-card {
  min-width: 160px;
  padding: 1rem 1.2rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(112, 199, 186, 0.15);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--kaspa-accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbital {
  position: relative;
  width: 240px;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbital-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(112, 199, 186, 0.35);
  animation: rotate 16s linear infinite;
}

.orbital-core {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  box-shadow: none;
}

.orbital-logo {
  width: 120px;
  height: 120px;
  display: block;
  border-radius: 50%;
  object-fit: cover;
  transform: scale(1.28);
  filter: drop-shadow(0 0 26px rgba(73, 234, 203, 0.35));
}

.orbital-card {
  position: absolute;
  bottom: -2rem;
  right: 0;
  background: rgba(10, 16, 24, 0.85);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  border: 1px solid rgba(112, 199, 186, 0.2);
  box-shadow: 0 12px 30px rgba(4, 10, 16, 0.45);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.orbital-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.orbital-value {
  font-size: 1.15rem;
  font-weight: 700;
}

.orbital-sub {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.section {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.section-alt {
  background: rgba(12, 18, 26, 0.6);
  border-radius: 24px;
  padding: 2.5rem;
  border: 1px solid rgba(112, 199, 186, 0.2);
}

.section-header h2 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card,
.campaign-card,
.card-highlight {
  padding: 1.8rem;
  border-radius: 20px;
  background: rgba(15, 21, 30, 0.78);
  border: 1px solid rgba(112, 199, 186, 0.18);
  box-shadow: 0 16px 36px rgba(5, 12, 20, 0.38);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.card:hover,
.campaign-card:hover,
.card-highlight:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 48px rgba(5, 12, 20, 0.45);
  border-color: rgba(112, 199, 186, 0.26);
}

.card h3,
.campaign-card h3 {
  font-size: 1.2rem;
}

.card p,
.campaign-card p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.workflow-diagram {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(240px, 1fr);
  gap: 2.5rem;
  align-items: start;
}

.workflow-column {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  position: relative;
}

.workflow-node {
  padding: 1.8rem;
  border-radius: 20px;
  background: rgba(15, 21, 30, 0.78);
  border: 1px solid rgba(112, 199, 186, 0.18);
  box-shadow: 0 16px 36px rgba(5, 12, 20, 0.38);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.workflow-node:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 48px rgba(5, 12, 20, 0.45);
  border-color: rgba(112, 199, 186, 0.26);
}

.workflow-node.active {
  border-color: rgba(73, 234, 203, 0.45);
  box-shadow: 0 20px 45px rgba(73, 234, 203, 0.35);
}

.workflow-node header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.workflow-node h3 {
  font-size: 1.2rem;
}

.workflow-node p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.workflow-node footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
}

.node-meta,
.node-footer {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.node-cta {
  color: var(--kaspa-accent);
  text-decoration: none;
  font-weight: 600;
}

.node-cta:hover {
  text-decoration: underline;
}

.workflow-connector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-left: 1rem;
}

.connector-line {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, rgba(112, 199, 186, 0.1), rgba(112, 199, 186, 0.5));
}

.connector-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--kaspa-accent);
  box-shadow: 0 0 12px rgba(73, 234, 203, 0.5);
}

.workflow-overview {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.overview-card {
  padding: 1.4rem;
  border-radius: 16px;
  background: rgba(13, 19, 28, 0.82);
  border: 1px solid rgba(112, 199, 186, 0.18);
  box-shadow: 0 14px 28px rgba(5, 12, 20, 0.35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.overview-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(5, 12, 20, 0.42);
  border-color: rgba(112, 199, 186, 0.26);
}

.overview-card h4 {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

.overview-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.overview-card li strong {
  color: var(--kaspa-accent);
}

.card-highlight .footnote {
  font-size: 0.82rem;
  color: var(--kaspa-accent);
}

.campaign-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.badge {
  font-size: 0.75rem;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.badge-primary {
  background: rgba(112, 199, 186, 0.2);
  color: var(--kaspa-accent);
}

.badge-accent {
  background: rgba(73, 234, 203, 0.2);
  color: var(--kaspa-primary);
}

.badge-secondary {
  background: rgba(142, 170, 255, 0.2);
  color: #8eabff;
}

.badge-warning {
  background: rgba(255, 193, 7, 0.2);
  color: #ffc107;
}

.campaign-amount {
  font-weight: 700;
  color: var(--kaspa-accent);
}

.campaign-card footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.2rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.cta {
  color: var(--kaspa-accent);
  text-decoration: none;
  font-weight: 600;
}

.cta:hover {
  text-decoration: underline;
}

.connect-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.connect-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 1.5rem;
  border-radius: 18px;
  background: rgba(8, 13, 20, 0.8);
  border: 1px solid rgba(112, 199, 186, 0.18);
  text-decoration: none;
  color: inherit;
  gap: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.connect-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 35px rgba(5, 12, 20, 0.45);
}

.connect-icon {
  width: 1.65rem;
  height: 1.65rem;
}

.connect-icon svg {
  width: 100%;
  height: 100%;
  fill: var(--kaspa-accent);
}

.connect-body h3 {
  margin-bottom: 0.35rem;
}

.connect-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.connect-cta {
  font-size: 0.9rem;
  color: var(--kaspa-accent);
  font-weight: 600;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem 3rem;
  border-top: 1px solid rgba(112, 199, 186, 0.18);
  background: rgba(10, 16, 24, 0.7);
  color: var(--text-secondary);
  font-size: 0.9rem;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.footer-links {
  display: flex;
  gap: 1.2rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.footer-links a:hover {
  color: var(--kaspa-accent);
}

.footer-icon {
  width: 1rem;
  height: 1rem;
  display: inline-flex;
}

.footer-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.portal-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .app-header {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .header-actions {
    order: 2;
  }

  .hero {
    padding: 2rem;
  }

  .section-alt {
    padding: 2rem;
  }

  .workflow-diagram {
    grid-template-columns: 1fr;
  }

  .workflow-overview {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .overview-card {
    flex: 1 1 240px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body::before,
  body::after {
    animation: none;
  }

  .orbital-ring {
    animation: none;
  }

  a,
  button,
  .hero,
  .card,
  .campaign-card,
  .card-highlight,
  .workflow-node,
  .overview-card,
  .connect-card {
    transition: none;
  }
}