:root {
  --ink: #17323a;
  --muted: #5f747b;
  --brand: #009aaa;
  --brand-deep: #007785;
  --brand-soft: #dff7f8;
  --surface: rgba(255, 255, 255, 0.88);
  --line: rgba(17, 78, 88, 0.12);
  --shadow: 0 30px 80px rgba(16, 63, 72, 0.16);
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 16%, rgba(0, 154, 170, 0.14), transparent 24rem),
    radial-gradient(circle at 88% 82%, rgba(72, 187, 195, 0.16), transparent 28rem),
    linear-gradient(135deg, #f8fcfc 0%, #eef8f9 48%, #f9fbfb 100%);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.32;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.site-shell {
  position: relative;
  width: min(1180px, calc(100% - 40px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  grid-template-rows: 1fr auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: clamp(38px, 7vw, 96px);
  padding: 64px 0 44px;
}

.hero__content { position: relative; z-index: 2; }

.brand {
  display: block;
  width: min(430px, 100%);
  height: auto;
  margin: 0 0 44px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--brand-deep);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 0 7px rgba(0, 154, 170, 0.12);
  animation: pulse 2s ease-in-out infinite;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.6rem, 6vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.hero__copy {
  max-width: 660px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.75;
}

.status {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 34px;
  color: var(--ink);
  font-weight: 700;
}

.status__line {
  width: 64px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), #72cbd1);
}

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

.visual-card {
  position: relative;
  z-index: 3;
  width: min(390px, 88vw);
  aspect-ratio: 4 / 4.35;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 36px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  transform: rotate(3deg);
  animation: float-card 6s ease-in-out infinite;
}

.visual-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -28% 8%;
  height: 56%;
  border-radius: 50%;
  background: rgba(0, 154, 170, 0.08);
  filter: blur(4px);
}

.visual-card__top {
  height: 54px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line);
}

.visual-card__top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(23, 50, 58, 0.18);
}

.visual-card__body {
  min-height: calc(100% - 54px);
  padding: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.visual-card__icon {
  width: 126px;
  height: 126px;
  display: grid;
  place-items: center;
  border-radius: 34px;
  color: white;
  background: linear-gradient(145deg, #13b5c1, var(--brand-deep));
  box-shadow: 0 22px 42px rgba(0, 119, 133, 0.28);
}

.visual-card__icon svg {
  width: 66px;
  height: 66px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.visual-card__body p {
  margin: 28px 0 20px;
  font-size: 1.35rem;
  font-weight: 800;
}

.progress {
  width: 74%;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 50, 58, 0.08);
}

.progress span {
  display: block;
  width: 62%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand-deep), #42c5cd);
  animation: progress-shimmer 2.8s ease-in-out infinite;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(0, 154, 170, 0.18);
  border-radius: 50%;
}

.orbit--one { width: 470px; height: 470px; }
.orbit--two { width: 330px; height: 330px; border-style: dashed; animation: spin 28s linear infinite; }

.spark {
  position: absolute;
  z-index: 4;
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: var(--brand);
  box-shadow: 0 10px 24px rgba(0, 154, 170, 0.24);
}

.spark--one { top: 12%; right: 12%; transform: rotate(18deg); }
.spark--two { left: 4%; bottom: 23%; width: 12px; height: 12px; transform: rotate(45deg); opacity: 0.72; }
.spark--three { right: 2%; bottom: 10%; width: 9px; height: 38px; border-radius: 999px; background: #9ad9dd; transform: rotate(42deg); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 24px 0 30px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 7px rgba(0, 154, 170, 0.12); }
  50% { transform: scale(1.15); box-shadow: 0 0 0 12px rgba(0, 154, 170, 0.02); }
}

@keyframes float-card {
  0%, 100% { transform: rotate(3deg) translateY(0); }
  50% { transform: rotate(1.8deg) translateY(-12px); }
}

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

@keyframes progress-shimmer {
  0%, 100% { opacity: 0.72; transform: scaleX(0.94); transform-origin: left; }
  50% { opacity: 1; transform: scaleX(1); transform-origin: left; }
}

@media (max-width: 900px) {
  .site-shell { width: min(760px, calc(100% - 32px)); }
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 44px; }
  .hero__content { text-align: center; }
  .brand { width: min(360px, 90%); margin-inline: auto; margin-bottom: 34px; }
  .hero__copy { margin-inline: auto; }
  .status { justify-content: center; }
  .hero__visual { min-height: 470px; }
  footer { text-align: center; flex-direction: column; align-items: center; gap: 8px; }
}

@media (max-width: 520px) {
  .site-shell { width: min(100% - 24px, 520px); }
  .hero { padding-top: 28px; }
  .brand { width: min(320px, 92%); margin-bottom: 28px; }
  h1 { font-size: clamp(2.35rem, 13vw, 3.8rem); }
  .hero__copy { font-size: 0.98rem; line-height: 1.65; }
  .hero__visual { min-height: 390px; }
  .visual-card { width: min(315px, 88vw); border-radius: 28px; }
  .visual-card__body { padding: 24px; }
  .visual-card__icon { width: 98px; height: 98px; border-radius: 26px; }
  .visual-card__icon svg { width: 54px; height: 54px; }
  .orbit--one { width: 350px; height: 350px; }
  .orbit--two { width: 250px; height: 250px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}