/* ==============
   Base
   ============== */

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: #02040a;
  color: #f5f7ff;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Background grid / glow */

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at top, rgba(84, 209, 255, 0.28), transparent 55%),
    radial-gradient(circle at bottom, rgba(130, 88, 255, 0.24), transparent 55%),
    linear-gradient(
      to bottom,
      rgba(10, 15, 31, 1) 0,
      rgba(4, 6, 14, 1) 40%,
      rgba(0, 0, 0, 1) 100%
    );
  opacity: 0.9;
  z-index: -2;
}

.bg-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
      rgba(255, 255, 255, 0.06) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.06) 1px,
      transparent 1px
    );
  background-size: 40px 40px;
  mix-blend-mode: soft-light;
  opacity: 0.35;
}

/* Layout */

.section {
  padding: 72px 20px;
}

.section-alt {
  background: radial-gradient(
      circle at top,
      rgba(39, 152, 255, 0.12),
      transparent 60%
    ),
    rgba(2, 6, 23, 0.9);
}

.section-form {
  padding-bottom: 96px;
}

.section-inner {
  max-width: 1040px;
  margin: 0 auto;
}

.section h2 {
  font-size: 1.9rem;
  margin-bottom: 8px;
}

.section-lead {
  font-size: 1.02rem;
  color: #aab3cd;
  max-width: 720px;
  margin: 0 0 28px;
}

/* Grid */

.grid {
  display: grid;
  gap: 20px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Cards */

.card {
  background: rgba(6, 9, 16, 0.96);
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px 18px 16px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.8);
}

.card-soft {
  background: rgba(8, 15, 32, 0.9);
}

.card h3 {
  font-size: 1.1rem;
  margin-top: 0;
  margin-bottom: 8px;
}

.card p {
  font-size: 0.96rem;
  color: #aab3cd;
}

.bullet-list {
  list-style: none;
  padding-left: 0;
  margin: 8px 0 0;
}

.bullet-list li {
  position: relative;
  padding-left: 18px;
  margin: 6px 0;
  font-size: 0.96rem;
  color: #b3c0de;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(135deg, #31d7ff, #9b5cff);
}

/* Header / Nav */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(
      to bottom,
      rgba(2, 6, 23, 0.94) 0,
      rgba(2, 6, 23, 0.88) 60%,
      transparent 100%
    );
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px 10px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 10px;
}

.logo-orb {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #ffffff, #31d7ff 40%, #0b1020 75%);
  box-shadow:
    0 0 18px rgba(49, 215, 255, 0.8),
    0 0 38px rgba(130, 88, 255, 0.8);
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  animation: orb-pulse 4s ease-in-out infinite;
}

.logo-core {
  position: absolute;
  inset: 45%;
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.65);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 0.98rem;
  font-weight: 600;
  color: #e9eeff;
}

.brand-tagline {
  font-size: 0.75rem;
  color: #9aa6c5;
}

.nav {
  display: flex;
  gap: 14px;
  font-size: 0.9rem;
}

.nav a {
  color: #c5d1f5;
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 999px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.nav a:hover {
  background: rgba(49, 215, 255, 0.14);
  color: #ffffff;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    width: 100%;
    flex-wrap: wrap;
  }
}

/* Hero */

.hero {
  padding: 72px 20px 48px;
}

.hero-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.1rem, 3vw, 2.6rem);
  margin: 0 0 10px;
}

.hero-subtitle {
  font-size: 1.02rem;
  color: #b0bce0;
  max-width: 560px;
  margin-bottom: 18px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.hero-footnote {
  font-size: 0.86rem;
  color: #9aa6c8;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.18s ease, transform 0.16s ease, box-shadow 0.18s ease,
    border-color 0.18s ease, color 0.18s ease;
}

.btn.primary {
  background: linear-gradient(135deg, #31d7ff, #9b5cff);
  color: #020617;
  box-shadow: 0 14px 30px rgba(14, 165, 233, 0.45);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(14, 165, 233, 0.6);
}

.btn.ghost {
  background: rgba(8, 12, 24, 0.9);
  border-color: rgba(148, 163, 184, 0.7);
  color: #cbd5f5;
}

.btn.ghost:hover {
  border-color: rgba(248, 250, 252, 0.9);
  background: rgba(15, 23, 42, 0.95);
}

/* Hero visual */

.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.worlds-orbit {
  position: relative;
  width: 260px;
  height: 260px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 20%, #ffffff, #31d7ff 35%, #020617 85%);
  box-shadow:
    0 0 30px rgba(49, 215, 255, 0.7),
    0 0 70px rgba(130, 88, 255, 0.6);
  overflow: hidden;
  transform-style: preserve-3d;
  animation: orbit-sway 12s ease-in-out infinite;
}

.orbit-ring {
  position: absolute;
  border-radius: 999px;
  border: 1px dashed rgba(15, 23, 42, 0.6);
  mix-blend-mode: soft-light;
}

.orbit-ring-1 {
  inset: 30px;
}

.orbit-ring-2 {
  inset: 60px;
}

.orbit-ring-3 {
  inset: 90px;
}

.world-node {
  position: absolute;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, #0f172a, #020617);
  border: 1px solid rgba(15, 23, 42, 0.9);
  box-shadow: 0 0 12px rgba(15, 23, 42, 0.9);
}

.world-node-main {
  width: 40px;
  height: 40px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle at 30% 30%, #ffffff, #22d3ee, #6366f1);
  box-shadow:
    0 0 18px rgba(34, 211, 238, 0.9),
    0 0 40px rgba(99, 102, 241, 0.8);
}

.world-node-1 {
  top: 24%;
  left: 16%;
}

.world-node-2 {
  bottom: 18%;
  right: 20%;
}

.world-node-3 {
  top: 18%;
  right: 26%;
}

.hero-visual-caption {
  font-size: 0.84rem;
  color: #9ba8cc;
  margin-top: 12px;
  max-width: 260px;
  text-align: center;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-top: 64px;
  }

  .hero-visual {
    order: -1;
  }
}

/* Form */

.section-form .section-inner {
  max-width: 720px;
}

.investor-form {
  margin-top: 18px;
  background: rgba(6, 9, 16, 0.96);
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 18px 18px 20px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8);
}

.form-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-field label {
  font-size: 0.84rem;
  color: #cbd5f5;
}

.form-field input,
.form-field textarea {
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(15, 23, 42, 0.92);
  padding: 8px 10px;
  font-size: 0.9rem;
  color: #e5edff;
  outline: none;
  transition: border-color 0.16s ease, box-shadow 0.16s ease,
    background 0.16s ease;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(148, 163, 184, 0.9);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #31d7ff;
  box-shadow: 0 0 0 1px rgba(49, 215, 255, 0.6);
  background: rgba(15, 23, 42, 0.98);
}

.section-form .btn.primary {
  margin-top: 14px;
}

/* Investor callout */

.investor-inline-callout {
  margin-top: 20px;
  font-size: 0.92rem;
  color: #9aa6c8;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.35);
  padding: 18px 20px 20px;
  background: radial-gradient(
      circle at top,
      rgba(15, 23, 42, 0.98),
      rgba(3, 7, 18, 0.98)
    );
}

.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-title {
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-tagline {
  font-size: 0.82rem;
  color: #9aa6c8;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  color: #9aa6c8;
}

/* Small text */

.small {
  font-size: 0.86rem;
  color: #9aa6c8;
}

/* Animations */

@keyframes orb-pulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow:
      0 0 18px rgba(49, 215, 255, 0.75),
      0 0 38px rgba(130, 88, 255, 0.7);
  }
  50% {
    transform: scale(1.06);
    box-shadow:
      0 0 26px rgba(49, 215, 255, 1),
      0 0 54px rgba(130, 88, 255, 1);
  }
}

@keyframes orbit-sway {
  0%,
  100% {
    transform: rotate3d(0.1, 1, 0, 11deg);
  }
  50% {
    transform: rotate3d(-0.1, -1, 0, 11deg);
  }
}