:root {
  font-size: 16px;
  --bg: #05060c;
  --bg-soft: #0b0d17;
  --card: rgba(255, 255, 255, 0.03);
  --card-strong: rgba(255, 255, 255, 0.05);
  --text: #f9fbff;
  --text-soft: rgba(249, 251, 255, 0.72);
  --accent: #7bf5c5;
  --accent-2: #7aa2ff;
  --accent-3: #f7c457;
  --border: rgba(255, 255, 255, 0.08);
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.8' seed='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.15'/%3E%3C/svg%3E");
}

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

body {
  margin: 0;
  font-family: "Inter", "Noto Sans SC", "HarmonyOS Sans", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(135deg, #05060c 0%, #060a18 45%, #0a0f1c 100%);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.grain-layer {
  position: fixed;
  inset: 0;
  background-image: var(--grain);
  mix-blend-mode: screen;
  opacity: 0.25;
  pointer-events: none;
  z-index: -1;
}

.shell {
  width: min(1200px, 100% - 32px);
  margin: 0 auto;
  padding: 4rem 0 5rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 0;
  position: sticky;
  top: 0;
  background: linear-gradient(90deg, rgba(5, 6, 12, 0.85), rgba(5, 6, 12, 0));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 10;
}

.site-nav__brand {
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav__links a {
  font-size: 0.95rem;
  color: var(--text-soft);
  padding: 0.35rem 0.5rem;
}

.site-nav__links a:hover {
  color: var(--accent);
}

.site-nav__cta {
  padding: 0.55rem 1.25rem;
  font-size: 0.85rem;
}

section {
  margin: 5rem 0;
  position: relative;
}

.section__head {
  max-width: 720px;
  margin: 0 auto 3rem;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--accent);
  background: rgba(123, 245, 197, 0.08);
}

h1,
h2,
h3,
h4 {
  line-height: 1.2;
  font-weight: 600;
  margin: 0.4rem 0 0.8rem;
}

p {
  margin: 0 0 1rem;
  color: var(--text-soft);
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  align-items: center;
  padding-top: 2rem;
}

.hero__badge {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: rgba(123, 245, 197, 0.13);
  display: inline-flex;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(123, 245, 197, 0.4);
}

.hero__lede {
  font-size: 1.05rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.85rem 1.6rem;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.3s ease, color 0.3s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #051511;
  font-weight: 600;
  box-shadow: 0 12px 30px rgba(116, 226, 199, 0.35);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.2);
}

.hero__highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 0;
  margin: 2rem 0 0;
  list-style: none;
  gap: 1rem;
}

.hero__highlights li {
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  text-align: center;
}

.hero__highlights span {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
}

.hero__visual {
  position: relative;
  padding: 1.5rem;
  background: linear-gradient(130deg, rgba(90, 82, 234, 0.2), rgba(0, 255, 153, 0.08));
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0.5;
  pointer-events: none;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.metric-card {
  padding: 1.75rem;
  border-radius: 1.25rem;
  background: var(--card);
  border: 1px solid var(--border);
  backdrop-filter: blur(26px);
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(123, 245, 197, 0.25), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.metric-card:hover::before {
  opacity: 1;
}

.metric-card strong {
  display: block;
  font-size: 2.4rem;
  color: #fff;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.feature-card {
  padding: 1.5rem;
  border-radius: 1.3rem;
  background: var(--card-strong);
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 220px;
  position: relative;
  overflow: hidden;
}

.feature-card h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.feature-card ul {
  padding-left: 1rem;
  margin: 0.8rem 0 0;
  color: var(--text-soft);
}

.canvas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  align-items: center;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.timeline li {
  padding: 0 0 1.5rem 1.5rem;
  position: relative;
}

.timeline li::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  position: absolute;
  left: -6px;
  top: 4px;
  background: #05060c;
}

.canvas__panel {
  padding: 2rem;
  border-radius: 1.5rem;
  background: radial-gradient(circle at top, rgba(124, 245, 199, 0.18), rgba(75, 98, 232, 0.18));
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.canvas__orbit {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  display: grid;
  place-items: center;
}

.canvas__node {
  position: absolute;
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  font-size: 0.85rem;
  background: rgba(4, 5, 18, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.35);
}

.canvas__node:nth-child(1) { top: 10%; left: 48%; }
.canvas__node:nth-child(2) { top: 30%; right: 8%; }
.canvas__node:nth-child(3) { bottom: 22%; right: 12%; }
.canvas__node:nth-child(4) { bottom: 12%; left: 18%; }
.canvas__node:nth-child(5) { top: 35%; left: 8%; }

.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.plan-card {
  padding: 2rem 1.75rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(11, 14, 25, 0.85);
  position: relative;
}

.plan-card--accent {
  border-color: rgba(123, 245, 197, 0.6);
  background: rgba(20, 38, 31, 0.9);
  box-shadow: 0 25px 60px rgba(123, 245, 197, 0.2);
}

.plan-price {
  font-size: 2.3rem;
  color: #fff;
  margin: 0.25rem 0 1rem;
}

.plan-price span {
  font-size: 1rem;
  color: var(--text-soft);
}

.plan-card ul {
  padding-left: 1.1rem;
  margin: 1rem 0 1.5rem;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

.steps li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.5rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.steps li span {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  place-items: center;
  font-weight: 600;
  color: var(--accent);
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 1.2rem 1.5rem;
  font-size: 1rem;
  color: #fff;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  transition: transform 0.2s ease;
}

.faq-item.is-open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 1.5rem;
  transition: max-height 0.3s ease;
}

.faq-item.is-open .faq-answer {
  max-height: 200px;
  padding-bottom: 1rem;
}

.cta {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.5rem;
  padding: 2.5rem;
  background: radial-gradient(circle at top, rgba(123, 245, 197, 0.2), rgba(75, 98, 232, 0.15));
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}

.cta-form {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-form input {
  flex: 1;
  min-width: 220px;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(5, 7, 18, 0.8);
  color: #fff;
}

.cta-form input.is-sent {
  border-color: var(--accent);
}

.footer {
  text-align: center;
  padding: 2rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 4rem;
}

[data-floating] {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  transform: perspective(1200px) rotateX(var(--floatY, 0deg)) rotateY(var(--floatX, 0deg));
  box-shadow: 0 20px 40px rgba(4, 6, 19, 0.5);
}

section.is-visible {
  animation: fadeUp 0.8s ease 0s both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 768px) {
  .site-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .site-nav__links {
    width: 100%;
    justify-content: flex-start;
    gap: 0.65rem;
  }

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

  .cta {
    flex-direction: column;
    text-align: center;
  }

  .hero__actions {
    flex-direction: column;
  }

  .cta-form input {
    width: 100%;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}