@import url("./variables.css");
@import url("./components.css");
@import url("./animations.css");
@import url("./responsive.css");

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 12%, rgba(91, 231, 255, 0.18), transparent 28%),
    radial-gradient(circle at 80% 8%, rgba(157, 124, 255, 0.16), transparent 30%),
    linear-gradient(135deg, #050711 0%, #07111d 46%, #090718 100%);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.6;
}

body.menu-open,
body.chat-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: rgba(91, 231, 255, 0.25);
  color: #fff;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-xs);
  transform: translateY(-160%);
  transition: transform var(--transition);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
}

.three-canvas,
.particles-layer,
.aurora-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.three-canvas {
  z-index: -4;
}

.particles-layer {
  z-index: -3;
}

.aurora-layer {
  z-index: -5;
  opacity: 0.78;
  background:
    radial-gradient(circle at 12% 24%, rgba(72, 244, 168, 0.14), transparent 25%),
    radial-gradient(circle at 76% 28%, rgba(91, 231, 255, 0.16), transparent 28%),
    radial-gradient(circle at 54% 78%, rgba(157, 124, 255, 0.12), transparent 30%);
  filter: blur(12px);
  animation: auroraDrift 18s ease-in-out infinite alternate;
}

.cursor-glow {
  position: fixed;
  width: 340px;
  height: 340px;
  border-radius: 999px;
  pointer-events: none;
  z-index: 4;
  opacity: 0.22;
  background: radial-gradient(circle, rgba(91, 231, 255, 0.34), transparent 66%);
  mix-blend-mode: screen;
  transform: translate(-50%, -50%);
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 6rem 0;
}

.section--tight {
  padding: 4rem 0;
}

.section__header {
  max-width: 760px;
  margin-bottom: 2.75rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section__title,
.hero__title,
.page-hero__title {
  margin: 0;
  line-height: 1.04;
  letter-spacing: 0;
}

.section__title {
  margin-top: 0.85rem;
  font-size: clamp(2rem, 5vw, 3.55rem);
}

.section__text,
.page-hero__text,
.hero__text {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.gradient-text {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero {
  min-height: calc(100vh - var(--nav-height));
  display: grid;
  align-items: center;
  padding: calc(var(--nav-height) + 3rem) 0 4rem;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: 3rem;
  align-items: center;
}

.hero__title {
  margin-top: 1rem;
  max-width: 900px;
  font-size: clamp(3rem, 8vw, 6.8rem);
}

.hero__text {
  max-width: 680px;
  margin: 1.35rem 0 2rem;
}

.hero__actions,
.page-hero__actions,
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.hero-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.orbital-card {
  position: absolute;
  width: min(88%, 390px);
  padding: 1.25rem;
}

.orbital-card--top {
  top: 5%;
  right: 0;
}

.orbital-card--bottom {
  left: 0;
  bottom: 8%;
}

.neural-core {
  width: min(82vw, 420px);
  aspect-ratio: 1;
  border-radius: 50%;
  position: relative;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle, rgba(91, 231, 255, 0.24), transparent 58%),
    conic-gradient(from 110deg, rgba(91, 231, 255, 0.18), rgba(157, 124, 255, 0.34), rgba(72, 244, 168, 0.18), rgba(91, 231, 255, 0.18));
  box-shadow: inset 0 0 70px rgba(91, 231, 255, 0.18), var(--shadow-glow);
  animation: floatY 7s ease-in-out infinite;
}

.neural-core::before,
.neural-core::after {
  content: "";
  position: absolute;
  inset: 11%;
  border: 1px solid rgba(203, 221, 255, 0.2);
  border-radius: inherit;
  animation: spin 22s linear infinite;
}

.neural-core::after {
  inset: 25%;
  animation-duration: 14s;
  animation-direction: reverse;
}

.neural-core__label {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
  background: rgba(5, 7, 17, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 52px rgba(91, 231, 255, 0.2);
  font-weight: 900;
}

.page-hero {
  padding: calc(var(--nav-height) + 5rem) 0 5rem;
  min-height: 55vh;
  display: grid;
  align-items: end;
}

.page-hero__title {
  max-width: 940px;
  margin-top: 1rem;
  font-size: clamp(2.7rem, 8vw, 6rem);
}

.page-hero__text {
  max-width: 760px;
  margin: 1.25rem 0 0;
}

.grid {
  display: grid;
  gap: 1.2rem;
}

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

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

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 3rem;
  align-items: center;
}

.list-check {
  display: grid;
  gap: 0.8rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.list-check li {
  display: flex;
  gap: 0.7rem;
  color: var(--color-muted);
}

.list-check i {
  color: var(--color-accent);
  margin-top: 0.22rem;
}

.tech-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.founder-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 1.4rem;
  align-items: center;
}

.founder-card__image {
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 1.1rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: linear-gradient(var(--color-primary), var(--color-secondary));
}

.timeline__item {
  position: relative;
  padding-left: 3rem;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: 0.72rem;
  top: 0.45rem;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 18px rgba(91, 231, 255, 0.7);
}

.footer {
  border-top: 1px solid var(--color-border);
  background: rgba(4, 7, 17, 0.72);
  padding: 4rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(0, 0.7fr));
  gap: 2rem;
}

.footer__links {
  display: grid;
  gap: 0.65rem;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-soft);
  font-size: 0.92rem;
}

.typing-message{

  display:flex;

  flex-direction:column;

  gap:8px;

}

.typing{

  display:flex;

  align-items:center;

  gap:6px;

}

.typing span{

  width:8px;

  height:8px;

  border-radius:50%;

  background:#43d9ff;

  animation:typing 1.4s infinite;

}

.typing span:nth-child(2){

  animation-delay:.2s;

}

.typing span:nth-child(3){

  animation-delay:.4s;

}

.typing-message small{

  color:#9fb3d9;

  font-size:12px;

}

@keyframes typing{

  0%{

      opacity:.3;
      transform:translateY(0);

  }

  50%{

      opacity:1;
      transform:translateY(-4px);

  }

  100%{

      opacity:.3;
      transform:translateY(0);

  }

}