:root {
  --primary: #4351b5;
  --secondary: #5cb5eb;
  --foreground: #181818;
  --muted: #64748b;
  --border: #e2e8f0;
  --background: #ffffff;
  --login-panel-bg: rgba(255, 255, 255, 0.92);
  --radius-lg: 0.5rem;
  --radius-3xl: 1.5rem;
  --radius-4xl: 2rem;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--foreground);
  background: #fafbfd;
}

button,
input {
  font: inherit;
}

.login-screen {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
}

.login-screen__backdrop,
.login-screen__grid,
.login-screen__horizon {
  pointer-events: none;
  position: absolute;
  inset: 0;
}

.login-screen__backdrop {
  background:
    radial-gradient(ellipse 90% 70% at 8% 15%, color-mix(in srgb, var(--primary) 9%, transparent), transparent 58%),
    radial-gradient(ellipse 70% 55% at 92% 88%, color-mix(in srgb, var(--secondary) 11%, transparent), transparent 62%),
    linear-gradient(165deg, #ffffff 0%, #f4f7fb 42%, #eef3f9 100%);
}

.login-screen__grid {
  opacity: 0.45;
  background-image:
    linear-gradient(color-mix(in srgb, var(--primary) 5%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--primary) 5%, transparent) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 85% 75% at 35% 40%, black 20%, transparent 78%);
}

.login-screen__horizon {
  top: auto;
  height: 38%;
  background: linear-gradient(to top, color-mix(in srgb, var(--primary) 4%, transparent), transparent);
}

.login-screen__content {
  position: relative;
  z-index: 1;
  max-width: 76rem;
  margin: 0 auto;
  padding: 4rem 1.5rem 2.5rem;
}

.login-screen__grid-layout {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .login-screen__content {
    padding: 4rem 2.5rem 2.5rem;
  }

  .login-screen__grid-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 26rem);
    gap: 3rem;
  }
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--primary) 80%, transparent);
}

.headline {
  margin: 0;
  max-width: 42rem;
  font-size: clamp(1.625rem, 4.75vw, 2.75rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.headline strong {
  font-weight: 800;
  color: var(--primary);
}

.hero-visual {
  margin-top: 2rem;
}

.hero-visual__stage {
  position: relative;
  isolation: isolate;
  max-width: 42rem;
  min-height: 360px;
  padding: 1.25rem 1rem 1.5rem;
  border-radius: var(--radius-4xl);
  border: 1px solid color-mix(in srgb, var(--primary) 11%, transparent);
  background:
    radial-gradient(ellipse 75% 65% at 14% 18%, color-mix(in srgb, var(--primary) 10%, transparent), transparent 58%),
    radial-gradient(ellipse 70% 60% at 88% 82%, color-mix(in srgb, var(--secondary) 12%, transparent), transparent 60%),
    linear-gradient(148deg, #ffffff 0%, #f8fbff 48%, #f3f7fd 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    0 18px 40px -32px color-mix(in srgb, var(--primary) 22%, transparent);
  overflow: hidden;
}

.hero-visual__aurora {
  pointer-events: none;
  position: absolute;
  z-index: 0;
  border-radius: 9999px;
  filter: blur(36px);
}

.hero-visual__aurora--primary {
  left: 18%;
  top: 22%;
  width: 42%;
  height: 52%;
  background: color-mix(in srgb, var(--primary) 22%, transparent);
  animation: login-aurora-drift-a 9s ease-in-out infinite;
}

.hero-visual__aurora--secondary {
  right: 12%;
  bottom: 8%;
  width: 38%;
  height: 48%;
  background: color-mix(in srgb, var(--secondary) 24%, transparent);
  animation: login-aurora-drift-b 11s ease-in-out infinite;
}

.hero-visual__orbit-plane {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1;
  margin: 0 auto;
  overflow: visible;
}

.hero-visual__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hero-visual__orbit-ring {
  transform-origin: 0 0;
}

.hero-visual__orbit-ring--outer {
  animation: login-orbit-spin 52s linear infinite;
}

.hero-visual__orbit-ring--inner {
  animation: login-orbit-spin-reverse 36s linear infinite;
}

.hero-visual__hub-glow {
  animation: login-hub-glow-pulse 4.5s ease-in-out infinite;
}

.hero-visual__spoke {
  animation:
    login-spoke-fade 1.4s ease-out both,
    login-spoke-flow 2.6s linear infinite;
}

.hero-visual__hub-ring {
  animation: login-hub-ring-pulse 3.2s ease-in-out infinite;
  transform-origin: 0 0;
}

.hero-visual__hub {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transform: translate(-50%, -50%);
}

.hero-visual__hub-core {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.75rem;
  height: 4.75rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 15%, white), color-mix(in srgb, var(--secondary) 15%, white));
  box-shadow: 0 10px 24px -12px color-mix(in srgb, var(--primary) 35%, transparent);
}

.hero-visual__hub-halo {
  position: absolute;
  inset: -0.75rem;
  border-radius: 999px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 20%, transparent), color-mix(in srgb, var(--secondary) 20%, transparent));
  filter: blur(12px);
  animation: login-hub-halo-pulse 3.2s ease-in-out infinite;
}

.hero-visual__hub-sheen {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    color-mix(in srgb, var(--secondary) 35%, transparent) 70deg,
    transparent 140deg,
    color-mix(in srgb, var(--primary) 30%, transparent) 220deg,
    transparent 360deg
  );
  opacity: 0.65;
  animation: login-hub-sheen-spin 8s linear infinite;
}

.hero-visual__hub-icon-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  border-radius: 999px;
  background: white;
}

.hero-visual__hub-icon {
  display: block;
}

.hero-visual__hub-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary);
  animation: login-hub-label-glow 3.6s ease-in-out infinite;
}

.hero-visual__satellite {
  position: absolute;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  transform: translate(-50%, -50%);
  animation: login-spoke-fade 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-visual__card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--primary) 20%, transparent);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 20px -14px color-mix(in srgb, var(--primary) 35%, transparent);
  font-size: 1rem;
  animation: login-satellite-float 4.8s ease-in-out infinite;
}

.hero-visual__card-glow {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 50% 30%, color-mix(in srgb, var(--secondary) 28%, transparent), transparent 70%);
  animation: login-satellite-glow 3s ease-in-out infinite;
}

.hero-visual__satellite > span:last-child {
  max-width: 5.5rem;
  text-align: center;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.2;
}

.animate-enso-breathe {
  animation: enso-breathe 1.8s ease-in-out infinite;
}

@keyframes enso-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}

@keyframes login-aurora-drift-a {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.55; }
  50% { transform: translate(6%, 4%) scale(1.08); opacity: 0.85; }
}

@keyframes login-aurora-drift-b {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.45; }
  50% { transform: translate(-5%, -6%) scale(1.06); opacity: 0.75; }
}

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

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

@keyframes login-hub-glow-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.96); }
  50% { opacity: 1; transform: scale(1.04); }
}

@keyframes login-hub-halo-pulse {
  0%, 100% { opacity: 0.45; transform: scale(0.92); }
  50% { opacity: 0.9; transform: scale(1.08); }
}

@keyframes login-hub-sheen-spin {
  to { transform: rotate(360deg); }
}

@keyframes login-hub-label-glow {
  0%, 100% { opacity: 0.72; }
  50% { opacity: 1; }
}

@keyframes login-satellite-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes login-satellite-glow {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.85; }
}

@keyframes login-spoke-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes login-spoke-flow {
  to { stroke-dashoffset: -12; }
}

@keyframes login-hub-ring-pulse {
  0%, 100% { opacity: 0.5; transform: scale(0.98); }
  50% { opacity: 1; transform: scale(1.02); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-visual__aurora,
  .hero-visual__orbit-ring--outer,
  .hero-visual__orbit-ring--inner,
  .hero-visual__hub-glow,
  .hero-visual__hub-halo,
  .hero-visual__hub-sheen,
  .hero-visual__hub-label,
  .hero-visual__satellite,
  .hero-visual__card,
  .hero-visual__card-glow,
  .hero-visual__spoke,
  .hero-visual__hub-ring,
  .animate-enso-breathe {
    animation: none !important;
  }

  .hero-visual__packet {
    display: none;
  }
}

.login-screen__panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-3xl);
  border: 1px solid color-mix(in srgb, var(--primary) 12%, var(--border));
  background: var(--login-panel-bg);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.65) inset,
    0 24px 48px -28px rgba(67, 81, 181, 0.28);
  backdrop-filter: blur(12px);
}

.login-screen__panel-accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--radius-3xl) 0 0 var(--radius-3xl);
  background: linear-gradient(
    180deg,
    var(--primary) 0%,
    color-mix(in srgb, var(--primary) 50%, var(--secondary)) 45%,
    var(--secondary) 100%
  );
}

.panel-body {
  position: relative;
  z-index: 1;
  padding: 1.75rem 1.75rem 2rem;
}

.panel-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.panel-copy {
  margin: 0.4rem 0 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.form {
  margin-top: 1.5rem;
  display: grid;
  gap: 1.25rem;
}

.field label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.input-wrap {
  position: relative;
}

.input-wrap svg {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--muted);
  pointer-events: none;
}

.input-wrap input {
  width: 100%;
  height: 2.75rem;
  padding: 0 2.75rem 0 2.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in srgb, var(--border) 90%, var(--primary) 10%);
  background: color-mix(in srgb, var(--background) 88%, var(--primary) 12%);
  color: var(--foreground);
}

.input-wrap input:focus {
  outline: 2px solid color-mix(in srgb, var(--primary) 35%, transparent);
  outline-offset: 1px;
}

.toggle-password {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: 0.375rem;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checkbox input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--primary);
}

.link {
  color: var(--primary);
  text-decoration: none;
}

.link:hover {
  opacity: 0.85;
}

.submit {
  width: 100%;
  height: 2.75rem;
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--primary);
  color: white;
  font-weight: 600;
  cursor: pointer;
}

.submit:hover {
  background: #3b479d;
}

.footer {
  margin: 1.5rem 0 0;
  font-size: 11px;
  line-height: 1.6;
  color: color-mix(in srgb, var(--muted) 75%, transparent);
}

.demo-banner {
  display: none;
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--secondary) 14%, white);
  border: 1px solid color-mix(in srgb, var(--secondary) 35%, transparent);
  color: #1f507d;
  font-size: 0.8125rem;
}

.demo-banner.visible {
  display: block;
}

@media (max-width: 1023px) {
  .hero-visual__stage {
    max-width: 100%;
  }

  .hero-visual__orbit-plane {
    max-width: 280px;
  }
}