:root {
  --ux-bg: #eef3f8;
  --ux-bg-strong: #e7edf5;
  --ux-surface: rgba(255, 255, 255, 0.72);
  --ux-surface-strong: rgba(255, 255, 255, 0.9);
  --ux-surface-elevated: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(241, 247, 255, 0.74));
  --ux-ink: #162033;
  --ux-muted: #66758a;
  --ux-primary: #0a84ff;
  --ux-primary-strong: #0066d6;
  --ux-primary-soft: rgba(10, 132, 255, 0.14);
  --ux-success: #149154;
  --ux-success-soft: rgba(20, 145, 84, 0.14);
  --ux-warm: #ff7a45;
  --ux-warm-soft: rgba(255, 122, 69, 0.14);
  --ux-line: rgba(148, 163, 184, 0.22);
  --ux-shadow: 0 22px 55px rgba(15, 23, 42, 0.12);
  --ux-radius-xl: 32px;
  --ux-radius-lg: 22px;
  --ux-radius-md: 18px;
  --ux-radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family:
    "SF Pro Display",
    "SF Pro Text",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI Variable",
    "Segoe UI",
    sans-serif;
  color: var(--ux-ink);
  background:
    radial-gradient(circle at top left, rgba(255, 190, 145, 0.28), transparent 24rem),
    radial-gradient(circle at top right, rgba(115, 197, 255, 0.24), transparent 28rem),
    linear-gradient(180deg, #f8fafd 0%, var(--ux-bg) 56%, #e5ebf4 100%);
}

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

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

code {
  font-family: "Cascadia Code", "Consolas", monospace;
  font-size: 0.95em;
}

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

.ui-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(34px);
  opacity: 0.62;
  pointer-events: none;
}

.ui-orb-a {
  width: 22rem;
  height: 22rem;
  background: rgba(10, 132, 255, 0.16);
  top: -6rem;
  right: -5rem;
}

.ui-orb-b {
  width: 20rem;
  height: 20rem;
  background: rgba(255, 150, 110, 0.2);
  bottom: -7rem;
  left: -4rem;
}

.ui-page {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 2rem 0 3rem;
}

.ui-panel,
.ui-subpanel {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.86);
  box-shadow: var(--ux-shadow);
  backdrop-filter: blur(26px) saturate(145%);
  -webkit-backdrop-filter: blur(26px) saturate(145%);
}

.ui-panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(246, 250, 255, 0.68));
  border-radius: var(--ux-radius-xl);
}

.ui-subpanel {
  background: var(--ux-surface-elevated);
  border-radius: var(--ux-radius-lg);
}

.ui-panel::before,
.ui-subpanel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.34), transparent 34%);
}

.ui-section-heading h1,
.ui-section-heading h2,
.ui-section-heading h3 {
  margin: 0;
  font-family: inherit;
  letter-spacing: -0.03em;
}

.ui-section-heading h1,
.ui-section-heading h2 {
  font-size: clamp(1.8rem, 4vw, 2.1rem);
  font-weight: 700;
}

.ui-section-heading h3 {
  font-size: 1.18rem;
  font-weight: 700;
}

.ui-section-heading p {
  margin: 0.35rem 0 0;
  color: var(--ux-muted);
  line-height: 1.6;
}

.ui-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ui-field {
  display: grid;
  gap: 0.45rem;
}

.ui-label {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.ui-control {
  width: 100%;
  padding: 1rem 1.05rem;
  border-radius: var(--ux-radius-md);
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 249, 255, 0.88));
  color: var(--ux-ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.84);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.ui-control:focus {
  outline: none;
  border-color: rgba(10, 132, 255, 0.45);
  box-shadow:
    0 0 0 4px rgba(10, 132, 255, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

.ui-control[readonly] {
  background: linear-gradient(180deg, rgba(242, 246, 251, 0.95), rgba(234, 240, 247, 0.92));
  color: var(--ux-muted);
  cursor: default;
}

.ui-control:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.ui-dropzone {
  position: relative;
  display: grid;
  place-items: center;
  gap: 0.45rem;
  min-height: 13rem;
  padding: 1.5rem;
  border-radius: calc(var(--ux-radius-xl) - 6px);
  border: 1.5px solid rgba(10, 132, 255, 0.2);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(240, 247, 255, 0.78));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    inset 0 -1px 0 rgba(148, 163, 184, 0.08);
  text-align: center;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.ui-dropzone::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at center, rgba(10, 132, 255, 0.18), transparent 42%);
  opacity: 0;
  transform: scale(0.9);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
  pointer-events: none;
}

.ui-dropzone input {
  display: none;
}

.ui-dropzone:hover,
.ui-dropzone.is-dragging {
  transform: translateY(-2px);
  border-color: var(--ux-primary);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(230, 242, 255, 0.88));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 14px 28px rgba(10, 132, 255, 0.08);
}

.ui-dropzone:hover::before,
.ui-dropzone.is-dragging::before {
  opacity: 1;
  transform: scale(1);
}

.ui-dropzone.is-disabled {
  opacity: 0.7;
  cursor: wait;
}

.ui-dropzone-title {
  font-size: 1.24rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.ui-dropzone-copy {
  max-width: 24rem;
  color: var(--ux-muted);
  line-height: 1.6;
}

.ui-note {
  color: var(--ux-muted);
  line-height: 1.7;
}

.ui-button-primary,
.ui-button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    filter 180ms ease;
}

.ui-button-primary {
  background: linear-gradient(180deg, #49a5ff 0%, var(--ux-primary) 54%, var(--ux-primary-strong) 100%);
  color: white;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow:
    0 18px 34px rgba(10, 132, 255, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.32);
}

.ui-button-secondary {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 248, 255, 0.9));
  color: var(--ux-ink);
  border: 1px solid var(--ux-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

.ui-button-primary:hover:not(:disabled),
.ui-button-secondary:hover:not(:disabled) {
  transform: translateY(-1px);
}

.ui-button-primary:disabled,
.ui-button-secondary:disabled {
  opacity: 0.6;
  cursor: progress;
  box-shadow: none;
}

.ui-status-box {
  padding: 1rem 1.05rem;
  border-radius: var(--ux-radius-lg);
  line-height: 1.7;
  border: 1px solid var(--ux-line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(245, 249, 255, 0.72));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.84);
}

.ui-scroll-panel {
  padding: 1.1rem;
  border-radius: var(--ux-radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(241, 247, 255, 0.72));
  border: 1px solid var(--ux-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.ui-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.14);
  color: #516174;
  font-size: 0.82rem;
  font-weight: 700;
}

.ui-chip.is-primary {
  background: var(--ux-primary-soft);
  color: var(--ux-primary-strong);
}

.ui-chip.is-success {
  background: var(--ux-success-soft);
  color: #0d7a47;
}

.ui-chip.is-warm {
  background: var(--ux-warm-soft);
  color: #c35622;
}

.ui-inline-link {
  color: var(--ux-primary-strong);
  font-weight: 700;
}

.ui-list-reset {
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (max-width: 900px) {
  .ui-form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .ui-page {
    padding: 1rem 0.9rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}