:root {
  color-scheme: dark;
  --bg: #041927;
  --bg-deep: #02121d;
  --surface: rgba(8, 38, 56, 0.58);
  --surface-border: rgba(136, 224, 235, 0.18);
  --text: #f5fbff;
  --text-soft: #a9c3d0;
  --cyan: #72cbd1;
  --blue: #4aa9df;
  --glow-x: 50vw;
  --glow-y: 50vh;
  --page-padding: clamp(1.25rem, 4vw, 4rem);
  --content-width: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg-deep);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 72% 24%, rgba(47, 147, 185, 0.13), transparent 34rem),
    radial-gradient(circle at 18% 86%, rgba(22, 114, 154, 0.10), transparent 30rem),
    linear-gradient(145deg, #061f30 0%, var(--bg) 48%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
  opacity: 0.32;
}

.pointer-light {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(
      circle 260px at var(--glow-x) var(--glow-y),
      rgba(115, 222, 231, 0.12),
      rgba(82, 183, 218, 0.05) 38%,
      transparent 72%
    );
  opacity: 0;
  transition: opacity 400ms ease;
}

body.has-pointer .pointer-light {
  opacity: 1;
}

.ambient {
  position: fixed;
  border-radius: 999px;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.22;
}

.ambient-one {
  width: 23rem;
  height: 23rem;
  top: -9rem;
  right: -6rem;
  background: #45bfda;
}

.ambient-two {
  width: 18rem;
  height: 18rem;
  bottom: -8rem;
  left: -5rem;
  background: #267ab6;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.027;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}

.page-shell {
  position: relative;
  z-index: 3;
  width: min(100%, var(--content-width));
  min-height: calc(100vh - 70px);
  margin: 0 auto;
  padding: var(--page-padding);
  display: grid;
  place-items: center;
}

.hero {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(250px, 0.78fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 7rem);
}

.brand-panel {
  position: relative;
  padding: clamp(1.5rem, 3.5vw, 3.25rem);
  border: 1px solid var(--surface-border);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.038), transparent 46%),
    var(--surface);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.brand-panel::after {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background:
    radial-gradient(circle at 16% 0%, rgba(112, 207, 218, 0.14), transparent 36%);
}

.brand-logo {
  display: block;
  width: min(100%, 690px);
  height: auto;
  margin: 0 0 clamp(1.25rem, 3vw, 2.2rem);
  filter: drop-shadow(0 18px 32px rgba(4, 12, 19, 0.28));
}

.status {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.82rem;
  border: 1px solid rgba(121, 214, 221, 0.19);
  border-radius: 999px;
  color: #c7e4ea;
  background: rgba(92, 185, 198, 0.075);
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #7dd9df;
  box-shadow: 0 0 0 0 rgba(125, 217, 223, 0.5);
  animation: pulse 2.4s infinite;
}

h1 {
  max-width: 820px;
  margin: clamp(1.1rem, 2.8vw, 1.85rem) 0 1rem;
  font-size: clamp(2.05rem, 4.6vw, 4.65rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 720;
  text-wrap: balance;
}

.intro {
  max-width: 760px;
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(1rem, 1.45vw, 1.22rem);
  line-height: 1.75;
}

.intro strong,
.group-signature strong {
  color: #d8f0f2;
  font-weight: 670;
}

.construction {
  margin-top: clamp(1.6rem, 3.8vw, 2.8rem);
}

.construction-label {
  display: block;
  margin-bottom: 0.72rem;
  color: #eaf7f9;
  font-size: 0.84rem;
  font-weight: 680;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.construction-line {
  position: relative;
  display: block;
  width: min(100%, 520px);
  height: 3px;
  overflow: hidden;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.075);
}

.construction-line::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 42%;
  border-radius: inherit;
  background: linear-gradient(90deg, #3a9fda, #78d3d5);
  box-shadow: 0 0 20px rgba(105, 210, 218, 0.4);
  animation: progress-breathe 3.8s ease-in-out infinite;
}

.group-signature {
  margin: 1.35rem 0 0;
  color: #789aaa;
  font-size: 0.86rem;
  letter-spacing: 0.035em;
}

.visual-orbit {
  position: relative;
  width: min(34vw, 390px);
  aspect-ratio: 1;
  justify-self: center;
  display: grid;
  place-items: center;
  filter: drop-shadow(0 34px 70px rgba(0, 0, 0, 0.22));
}

.visual-orbit::before {
  content: "";
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(112, 210, 218, 0.18), transparent 66%);
  filter: blur(8px);
}

.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(129, 223, 229, 0.17);
}

.orbit-large {
  inset: 1%;
  animation: orbit-spin 24s linear infinite;
}

.orbit-large::before,
.orbit-small::before {
  content: "";
  position: absolute;
  width: 0.62rem;
  height: 0.62rem;
  top: 50%;
  right: -0.31rem;
  border-radius: 50%;
  background: #77d2d8;
  box-shadow:
    0 0 15px rgba(119, 210, 216, 0.8),
    0 0 35px rgba(74, 169, 223, 0.45);
}

.orbit-small {
  inset: 22%;
  border-style: dashed;
  border-color: rgba(116, 202, 216, 0.2);
  animation: orbit-spin-reverse 17s linear infinite;
}

.orbit-small::before {
  width: 0.44rem;
  height: 0.44rem;
  top: auto;
  right: auto;
  bottom: 12%;
  left: 4%;
}

.core {
  position: relative;
  width: 34%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(139, 225, 230, 0.22);
  border-radius: 30%;
  transform: rotate(45deg);
  background:
    linear-gradient(145deg, rgba(132, 224, 231, 0.19), rgba(34, 104, 151, 0.08));
  box-shadow:
    inset 0 0 34px rgba(107, 213, 219, 0.12),
    0 0 56px rgba(44, 154, 194, 0.16);
  animation: core-float 5s ease-in-out infinite;
}

.core span {
  width: 40%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(145deg, #9be2e4, #3e99d0);
  box-shadow:
    0 0 24px rgba(116, 211, 216, 0.52),
    0 0 70px rgba(50, 147, 196, 0.24);
}

.site-footer {
  position: relative;
  z-index: 3;
  min-height: 70px;
  padding: 0 var(--page-padding) 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.72rem;
  color: rgba(157, 189, 201, 0.56);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(125, 217, 223, 0.42);
  }
  70% {
    box-shadow: 0 0 0 9px rgba(125, 217, 223, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(125, 217, 223, 0);
  }
}

@keyframes progress-breathe {
  0%, 100% {
    width: 34%;
    opacity: 0.72;
  }
  50% {
    width: 58%;
    opacity: 1;
  }
}

@keyframes orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-spin-reverse {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes core-float {
  0%, 100% {
    translate: 0 -5px;
  }
  50% {
    translate: 0 8px;
  }
}

@media (max-width: 900px) {
  .page-shell {
    min-height: auto;
    padding-top: clamp(2rem, 8vw, 4.5rem);
    padding-bottom: 2.3rem;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .visual-orbit {
    order: -1;
    width: min(64vw, 285px);
  }

  .brand-panel {
    text-align: left;
  }
}

@media (max-width: 560px) {
  :root {
    --page-padding: 1rem;
  }

  .brand-panel {
    padding: 1.3rem;
    border-radius: 23px;
  }

  .status {
    font-size: 0.64rem;
    letter-spacing: 0.065em;
  }

  h1 {
    font-size: clamp(2rem, 11vw, 3rem);
  }

  .intro {
    line-height: 1.62;
  }

  .visual-orbit {
    width: min(70vw, 245px);
  }
}

@media (hover: none), (pointer: coarse) {
  .pointer-light {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .pointer-light {
    display: none;
  }
}