:root {
  --bg: #071120;
  --bg-deep: #030914;
  --text: #eef3ff;
  --muted: rgba(210, 220, 255, 0.72);
  --primary: #9d7cff;
  --primary-strong: #c4b0ff;
  --accent: #7f6dff;
  --line-soft: rgba(196, 176, 255, 0.22);
  --line-strong: rgba(196, 176, 255, 0.5);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 22%, rgba(136, 106, 255, 0.18), transparent 24%),
    radial-gradient(circle at 78% 16%, rgba(164, 92, 255, 0.16), transparent 22%),
    linear-gradient(145deg, #081225 0%, var(--bg) 42%, var(--bg-deep) 100%);
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  background: transparent;
}

.page-shell {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin: 0;
  padding: 1.35rem 2.25rem 0;
}

.brand {
  margin: 0;
  font-family: "Trebuchet MS", "Avenir Next Condensed", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.register-launch,
.close-register {
  padding: 0;
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
}

.register-launch::after,
.close-register::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  margin-top: 0.35rem;
  background: currentColor;
}

.background-field {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.background-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(42px);
  opacity: 0.85;
}

.glow-a {
  top: -10rem;
  left: -8rem;
  width: 34rem;
  height: 34rem;
  background: rgba(125, 91, 255, 0.24);
  animation: driftGlow 15s ease-in-out infinite alternate;
}

.glow-b {
  right: -8rem;
  bottom: -10rem;
  width: 32rem;
  height: 32rem;
  background: rgba(179, 91, 255, 0.18);
  animation: driftGlow 19s ease-in-out infinite alternate-reverse;
}

.wave-lines {
  position: absolute;
  left: -10%;
  width: 120%;
  opacity: 0.72;
}

.wave-lines::before,
.wave-lines::after {
  content: "";
  position: absolute;
  inset: 0;
  background-repeat: repeat-x;
  background-size: 760px 100%;
}

.wave-lines-a {
  top: 8%;
  height: 40%;
  transform: rotate(-6deg);
}

.wave-lines-a::before {
  background-image:
    radial-gradient(circle at 0 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 95px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 190px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 285px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 380px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 475px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 570px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px),
    radial-gradient(circle at 665px 50%, transparent 0 36px, rgba(153, 124, 255, 0.3) 37px 38px, transparent 39px);
  animation: waveSlide 24s linear infinite;
}

.wave-lines-a::after {
  inset: 28% 0 0;
  background-image:
    linear-gradient(90deg, transparent 0%, rgba(157, 124, 255, 0.28) 26%, transparent 54%, rgba(207, 100, 255, 0.24) 80%, transparent 100%);
  filter: blur(24px);
}

.wave-lines-b {
  bottom: 6%;
  height: 38%;
  transform: rotate(8deg);
}

.wave-lines-b::before {
  background-image:
    radial-gradient(circle at 48px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 144px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 240px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 336px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 432px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 528px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 624px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px),
    radial-gradient(circle at 720px 50%, transparent 0 30px, rgba(188, 120, 255, 0.22) 31px 32px, transparent 33px);
  animation: waveSlideReverse 28s linear infinite;
}

.wave-lines-b::after {
  inset: 18% 0 0;
  background-image: linear-gradient(90deg, transparent, rgba(157, 124, 255, 0.22), transparent);
  filter: blur(24px);
}

.wave-rings {
  position: absolute;
  inset: 0;
}

.wave-rings::before,
.wave-rings::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(163, 132, 255, 0.18);
}

.wave-rings::before {
  width: 34rem;
  height: 34rem;
  left: 52%;
  top: 46%;
  transform: translate(-50%, -50%);
  animation: slowRotate 28s linear infinite;
}

.wave-rings::after {
  width: 16rem;
  height: 16rem;
  left: 20%;
  top: 68%;
  animation: slowRotate 18s linear infinite reverse;
}

.layout {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: clamp(1.4rem, 4vw, 4rem) 2.25rem 3rem;
  min-height: 100vh;
}

.hero {
  position: relative;
  display: grid;
  gap: 2rem;
  align-content: center;
  min-height: calc(100vh - 6.5rem);
  width: 100%;
  max-width: none;
  padding-right: 0;
}

.eyebrow,
.panel-label,
.signal-step span {
  font-family: "Trebuchet MS", "Avenir Next Condensed", sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow,
.panel-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.hero h1 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(3.5rem, 9vw, 8rem);
  line-height: 0.88;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.hero-copy {
  margin: 0;
  max-width: 46rem;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.8;
}

.signal-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  width: 100%;
  max-width: 1100px;
  margin-top: 1.2rem;
}

.signal-step {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 0.6rem 0;
}

.signal-step span {
  color: var(--primary);
  font-size: 0.82rem;
}

.signal-step p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.status {
  min-height: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.status.is-success {
  color: var(--accent);
}

.status.is-error {
  color: #b04435;
}

.field {
  display: grid;
  gap: 0.55rem;
}

.field span {
  font-size: 0.9rem;
  font-weight: 700;
}

.field input {
  width: 100%;
  padding: 0.95rem 0;
  color: var(--text);
  border: 0;
  border-bottom: 1px solid var(--line-soft);
  background: transparent;
  outline: none;
  transition: border-color 180ms ease, transform 180ms ease;
}

.field input::placeholder {
  color: rgba(210, 220, 255, 0.38);
}

.field input:focus {
  border-bottom-color: var(--line-strong);
}

.primary-button,
.secondary-button {
  justify-self: start;
  padding: 0.9rem 0;
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.primary-button {
  position: relative;
  margin-top: 0.4rem;
  color: var(--primary-strong);
}

.primary-button::after,
.secondary-button::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  margin-top: 0.4rem;
  background: currentColor;
  transform-origin: left;
  transition: transform 180ms ease;
}

.primary-button:hover::after,
.secondary-button:hover::after {
  transform: scaleX(1.08);
}

.secondary-button {
  color: var(--text);
}

.register-panel {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 4;
  width: min(28rem, calc(100vw - 2rem));
}

.register-panel-inner {
  padding: 1.4rem 1.5rem 1.55rem;
  background: rgba(9, 18, 37, 0.92);
  backdrop-filter: blur(18px);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
}

.register-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.register-head h3 {
  margin: 0.35rem 0 0;
  font-size: 1.7rem;
  line-height: 1;
}

.register-copy {
  margin: 1rem 0 1.25rem;
  color: var(--muted);
  line-height: 1.7;
}

.register-form {
  display: grid;
  gap: 1.1rem;
}

.hidden {
  display: none;
}

@keyframes waveSlide {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-190px);
  }
}

@keyframes waveSlideReverse {
  from {
    transform: translateX(-190px);
  }

  to {
    transform: translateX(0);
  }
}

@keyframes driftGlow {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }

  to {
    transform: translate3d(1.5rem, -1rem, 0) scale(1.08);
  }
}

@keyframes slowRotate {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@media (max-width: 980px) {
  .topbar {
    padding: 1rem 1.5rem 0;
  }

  .layout {
    padding: 2rem 1.5rem 3rem;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .signal-flow {
    grid-template-columns: 1fr;
    max-width: 34rem;
  }

  .wave-rings::before {
    left: 64%;
    top: 28%;
  }
}

@media (max-width: 640px) {
  .topbar {
    padding: 1rem 1.1rem 0;
    align-items: flex-start;
    gap: 1rem;
  }

  .layout {
    padding: 1.5rem 1.1rem 2.5rem;
    gap: 2.5rem;
  }

  .hero h1 {
    font-size: 2.85rem;
    max-width: 11ch;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .signal-step {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .register-panel {
    top: 0.75rem;
    right: 0.75rem;
    left: 0.75rem;
    width: auto;
  }

  .register-panel-inner {
    padding: 1.15rem;
  }

  .register-head {
    display: grid;
  }

  .wave-lines-a {
    top: 18%;
  }

  .wave-lines-b {
    bottom: 6%;
  }

  .wave-rings::before {
    width: 22rem;
    height: 22rem;
  }
}