:root {
  --bg: #0b1020;
  --card: #121833;
  --text: #e9ecf1;
  --muted: #a7b0c3;
  --accent: #6c7bff;
  --accent-2: #00c2ff;
  --error: #ff6b6b;
  --success: #23d18b;
  /* Rainbow button hues */
  --color-1: 0 100% 63%;
  --color-2: 270 100% 63%;
  --color-3: 210 100% 63%;
  --color-4: 195 100% 63%;
  --color-5: 90 100% 63%;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji';
  color: var(--text);
  background: var(--bg);
}

.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  padding: 20px 0;
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center; font-size: 14px; font-weight: 700;
  color: #0b1020; background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.brand-name { font-weight: 700; letter-spacing: 0.2px; }

.hero {
  position: relative;
  padding: 80px 0 100px;
}
.hero-content {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 40px;
  backdrop-filter: blur(6px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}
.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.02em;
}
.lead { margin: 0 0 24px; color: var(--muted); font-size: 16px; }

.optin {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: start;
}
.optin input[type="email"] {
  width: 100%;
  padding: 14px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}
.optin input::placeholder { color: #c6ccda; opacity: 0.75; }
.optin input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(108, 123, 255, 0.2);
}
.cta {
  padding: 14px 18px;
  border-radius: 12px;
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b1020;
  font-weight: 700;
  cursor: pointer;
}
.cta:disabled { filter: grayscale(1); opacity: 0.6; cursor: not-allowed; }

.help-text { grid-column: 1 / -1; color: var(--muted); font-size: 13px; }
.form-message { grid-column: 1 / -1; font-size: 14px; min-height: 20px; margin-top: 4px; }
.form-message.error { color: var(--error); }
.form-message.success { color: var(--success); }

.bg-accent {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(600px 320px at 60% 0%, rgba(108,123,255,0.15), transparent 60%);
}

.site-footer { padding: 40px 0; color: var(--muted); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

@media (max-width: 520px) {
  .optin { grid-template-columns: 1fr; }
  .cta { width: 100%; }
}


/* Glassmorphism cards (light/dark aware) */
.glassmorphism {
  background: rgba(255, 255, 255, 0.30);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.10);
}
.dark .glassmorphism {
  background: rgba(16, 22, 34, 0.30);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Spline embed: subtle float, feathered edges, rich shadow */
.spline-float {
  animation: splineFloat 6s ease-in-out infinite;
  will-change: transform;
}
@keyframes splineFloat {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.spline-shadow {
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.35)) drop-shadow(0 2px 10px rgba(0,0,0,0.2));
}

/* Remove mask; Spline viewer is fully transparent and frameless now */
.spline-mask { }

/* Disable user interaction on Spline */
.spline-no-interact { pointer-events: none; }

/* Crop bottom area to hide watermark */
.spline-crop { clip-path: inset(0 0 64px 0); }

/* CTA gradient chaser glow */
.cta-chaser { position: relative; z-index: 0; }
.cta-chaser::before {
  content: "";
  position: absolute; inset: -6px; border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    rgba(108,123,255,0) 0deg,
    rgba(108,123,255,0) 300deg,
    rgba(108,123,255,0.85) 330deg,
    rgba(0,194,255,0.85) 350deg,
    rgba(108,123,255,0) 360deg
  );
  filter: blur(16px);
  z-index: -1; pointer-events: none;
  transform-origin: center;
  animation: ctaSpin 3.5s linear infinite, ctaPulse 2.4s ease-in-out infinite;
}
@keyframes ctaSpin { to { transform: rotate(360deg); } }
@keyframes ctaPulse { 0%,100% { opacity: .55; } 50% { opacity: 1; } }

/* Static Rainbow CTA glow (keeps blue fill) */
.btn-rainbow {
  position: relative;
  z-index: 0;
  border-radius: 12px;
}
.btn-rainbow::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -20%;
  width: 60%;
  height: 20%;
  transform: translateX(-50%);
  background: linear-gradient(90deg,
    hsl(var(--color-1)),hsl(var(--color-5)),hsl(var(--color-3)),hsl(var(--color-4)),hsl(var(--color-2))
  );
  background-size: 200% 100%;
  filter: blur(12px);
  z-index: -1;
  animation: rainbow 2.6s linear infinite;
}
@keyframes rainbow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* Border chaser ring (keeps blue fill) */
.btn-chase { position: relative; z-index: 0; border-radius: 12px; }
.btn-chase::after { content: none !important; }
.btn-chase .chase-ring { position: absolute; inset: -3px; border-radius: inherit; pointer-events: none; }
.btn-chase .chase-ring svg { display: block; filter: drop-shadow(0 0 10px rgba(108,123,255,0.6)); }

/* ---- Landing utilities for index2.html (below hero) ---- */
.section { padding-block: 72px; }
@media (max-width: 640px) { .section { padding-block: 48px; } }

.soft-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 16px;
  padding: 24px;
}
.edge-accent {
  border: 1px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
              linear-gradient(90deg, var(--accent), var(--accent-2)) border-box;
}

.button-elevated { box-shadow: 0 10px 24px rgba(15,73,189,0.28); }

.beam-bg {
  background: radial-gradient(900px 420px at 80% -10%, rgba(108,123,255,0.14), transparent 60%),
              radial-gradient(900px 420px at 0% 120%, rgba(0,194,255,0.10), transparent 60%);
}

/* Scrolling logo strip */
.logo-scroll-container { 
  overflow: hidden; 
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.logo-scroll {
  display: flex;
  gap: 48px;
  align-items: center;
  animation: logoScroll 40s linear infinite;
  width: max-content;
}
.logo-scroll img {
  height: 40px;
  width: auto;
  opacity: 0.5;
  filter: grayscale(1);
  transition: all 0.3s ease;
}
.logo-scroll img:hover {
  opacity: 0.9;
  filter: grayscale(0);
  transform: scale(1.1);
}
@keyframes logoScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .logo-scroll { animation: none; }
}

.testimonial-card { border-radius: 16px; border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.05); padding: 24px; }
.testimonial-photo { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }

.rail-wrap { position: relative; padding-block: 24px; }
.progress-line {
  position: absolute;
  left: 15%;
  right: 15%;
  top: 60px;
  height: 3px;
  background: linear-gradient(90deg, 
    rgba(59, 130, 246, 0.6) 0%,
    rgba(168, 85, 247, 0.6) 50%,
    rgba(16, 185, 129, 0.6) 100%
  );
  box-shadow: 0 0 12px rgba(108, 123, 255, 0.5);
  z-index: 0;
}
@media (max-width: 768px) {
  .progress-line { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .spline-float { animation: none; }
  .cta-glow { animation: none; }
}

/* CTA Button Glow */
.cta-glow {
  box-shadow: 0 0 20px rgba(15, 73, 189, 0.4),
              0 0 40px rgba(15, 73, 189, 0.2);
  animation: ctaPulse 2s ease-in-out infinite;
}
@keyframes ctaPulse {
  0%, 100% {
    box-shadow: 0 0 20px rgba(15, 73, 189, 0.4),
                0 0 40px rgba(15, 73, 189, 0.2);
  }
  50% {
    box-shadow: 0 0 30px rgba(15, 73, 189, 0.6),
                0 0 60px rgba(15, 73, 189, 0.4),
                0 0 80px rgba(15, 73, 189, 0.2);
  }
}

/* Premium gradient border step icons */
.step-icon {
  position: relative;
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
}
.step-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(135deg, var(--gradient-from), var(--gradient-to));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  filter: drop-shadow(0 8px 24px var(--glow-color));
}