:root {
  --icc-brand: #592e72;
  --icc-text: #221b26;
  --icc-muted: #5c6670;
  --icc-bg: #f2f1e9;
  --icc-option-bg: #ffffff;
  --icc-option-border: #d8d4cc;
  --icc-radius: 14px;
  --icc-font: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --icc-heading: "Work Sans", var(--icc-font);
  --icc-safe-top: env(safe-area-inset-top, 0px);
  --icc-safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

button {
  -webkit-appearance: none;
  appearance: none;
  color: inherit;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--icc-font);
  background: var(--icc-bg);
  color: var(--icc-text);
  -webkit-font-smoothing: antialiased;
}

.icc-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: calc(0.75rem + var(--icc-safe-top)) 1.25rem 0.75rem;
  background: var(--icc-bg);
}

.icc-app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: calc(4.25rem + var(--icc-safe-top)) 1.25rem calc(1.5rem + var(--icc-safe-bottom));
}

.icc-screen {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 28rem;
  width: 100%;
  margin: 0 auto;
  animation: icc-fade-in 0.22s ease;
}

.icc-lockup {
  display: block;
  width: 50%;
  max-width: 12rem;
  height: auto;
  margin: 0;
}

.icc-back {
  display: none;
}

.icc-title-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
}

.icc-title-back {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--icc-brand);
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
}

.icc-title-back:hover { opacity: 0.85; }

.icc-title-with-icon {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.icc-title-row .icc-title,
.icc-title-with-icon {
  margin: 0;
}

.icc-icon {
  flex: 0 0 auto;
  font-size: 1.15em;
  line-height: 1;
  color: var(--icc-brand);
}

.icc-title-with-icon .icc-icon {
  font-size: 1.35rem;
}

.icc-when {
  font-weight: 600;
  color: var(--icc-text);
}

.icc-screen.icc-exit { animation: icc-fade-out 0.15s ease forwards; }

@keyframes icc-fade-in {
  from { opacity: 0; transform: translateX(10px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes icc-fade-out {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(-10px); }
}

.icc-title {
  font-family: var(--icc-heading);
  font-size: clamp(1.5rem, 5vw, 1.85rem);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

.icc-subtitle {
  color: var(--icc-muted);
  margin: 0 0 1.5rem;
  line-height: 1.5;
}

.icc-done-title {
  font-family: var(--icc-heading);
  font-size: 2rem;
  margin: 0 0 1rem;
}

.icc-done-text, .icc-loading {
  line-height: 1.6;
  color: var(--icc-muted);
}

.icc-link { color: var(--icc-brand); }

.icc-form { display: flex; flex-direction: column; gap: 1rem; }

.icc-field { display: flex; flex-direction: column; gap: 0.35rem; }
.icc-field label { font-weight: 600; font-size: 0.9rem; }
.icc-optional { font-weight: 400; color: var(--icc-muted); }

.icc-field input,
.icc-field select {
  font: inherit;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--icc-option-border);
  border-radius: var(--icc-radius);
  background: #fff;
}

.icc-btn {
  font: inherit;
  font-weight: 600;
  border: none;
  border-radius: var(--icc-radius);
  background: var(--icc-brand);
  color: #fff;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  margin-top: 0.5rem;
}

.icc-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.icc-btn-outline {
  background: transparent;
  color: var(--icc-brand);
  border: 1px solid var(--icc-brand);
}

.icc-btn-ics {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: 0.75rem;
}

.icc-btn-ics .icc-icon {
  color: inherit;
}

.icc-btn-with-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
}

.icc-btn-outline .icc-icon {
  color: inherit;
}

.icc-actions {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 1rem;
}

.icc-option-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.icc-option {
  font: inherit;
  text-align: left;
  color: var(--icc-text);
  padding: 1rem 1.1rem;
  border-radius: var(--icc-radius);
  border: 1px solid var(--icc-option-border);
  background: var(--icc-option-bg);
  cursor: pointer;
}

.icc-option:hover { border-color: var(--icc-brand); }

.icc-summary {
  background: #fff;
  border: 1px solid var(--icc-option-border);
  border-radius: var(--icc-radius);
  padding: 1rem 1.1rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.icc-error {
  color: #b42318;
  margin: 0.5rem 0 0;
}