@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");

:root {
  /* Brand colours from the marketing website. */
  --shifto-color-ink: #312f36;
  --shifto-color-paper: #ffffff;
  --shifto-color-soft-lilac: #f8f7ff;
  --shifto-color-cream: #fffbf7;
  --shifto-color-pink: #d74faa;
  --shifto-color-purple: #8f85f7;
  --shifto-color-peach: #f9d9c2;
  --shifto-color-muted-ink: rgba(49, 47, 54, 0.72);
  --shifto-color-subtle-ink: rgba(49, 47, 54, 0.1);
  --shifto-color-light-text: #f8f7ff;

  /* App semantic colours aligned to the brand palette. */
  --shifto-surface-page: #ffffff;
  --shifto-surface-panel: var(--shifto-color-paper);
  --shifto-surface-soft: var(--shifto-color-soft-lilac);
  --shifto-surface-warm: var(--shifto-color-cream);
  --shifto-border-subtle: rgba(49, 47, 54, 0.1);
  --shifto-border-default: rgba(49, 47, 54, 0.14);
  --shifto-border-strong: rgba(49, 47, 54, 0.22);
  --shifto-focus-ring: rgba(143, 133, 247, 0.48);
  --shifto-focus-border: rgba(143, 133, 247, 0.78);

  --shifto-success-text: #1f7a4f;
  --shifto-success-bg: #f1fbf6;
  --shifto-success-border: rgba(31, 122, 79, 0.22);
  --shifto-warning-text: #8a4c13;
  --shifto-warning-bg: #fff8ef;
  --shifto-warning-border: rgba(249, 217, 194, 0.78);
  --shifto-danger-text: #991b1b;
  --shifto-danger-bg: #fff3f8;
  --shifto-danger-border: rgba(215, 79, 170, 0.28);

  /* Typography. */
  --shifto-font-sans: "Google Sans", "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --shifto-font-display: "Stack Sans Notch", "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
  --shifto-font-size-0: 0.75rem;
  --shifto-font-size-1: 0.8125rem;
  --shifto-font-size-2: 0.875rem;
  --shifto-font-size-3: 1rem;
  --shifto-font-size-4: 1.125rem;
  --shifto-font-size-5: 1.25rem;
  --shifto-font-size-6: 1.5rem;
  --shifto-font-size-7: 2rem;
  --shifto-font-size-8: clamp(2.125rem, 4.2vw, 3.75rem);
  --shifto-font-size-9: clamp(3.5rem, 5.56vw, 5rem);
  --shifto-line-tight: 1;
  --shifto-line-heading: 1.08;
  --shifto-line-body: 1.42;
  --shifto-line-ui: 1.22;
  --shifto-weight-regular: 400;
  --shifto-weight-medium: 500;
  --shifto-weight-semibold: 600;
  --shifto-weight-bold: 700;
  --shifto-weight-extrabold: 800;

  /* Spacing primitives from the marketing layout, normalized for app use. */
  --shifto-space-1: 0.25rem;
  --shifto-space-2: 0.5rem;
  --shifto-space-3: 0.75rem;
  --shifto-space-4: 1rem;
  --shifto-space-5: 1.25rem;
  --shifto-space-6: 1.5rem;
  --shifto-space-8: 2rem;
  --shifto-space-10: 2.5rem;
  --shifto-space-12: 3rem;
  --shifto-space-16: 4rem;
  --shifto-space-20: 5rem;
  --shifto-space-24: 6rem;

  /* Radius and shadows. */
  --shifto-radius-xs: 0.375rem;
  --shifto-radius-sm: 0.4375rem;
  --shifto-radius-md: 0.625rem;
  --shifto-radius-lg: 0.875rem;
  --shifto-radius-xl: 1.25rem;
  --shifto-radius-pill: 999px;
  --shifto-shadow-brand: 0 24px 70px rgba(49, 47, 54, 0.1);
  --shifto-shadow-soft: 0 4px 44px 5px rgba(128, 128, 128, 0.09);
  --shifto-shadow-panel: 0 12px 36px rgba(49, 47, 54, 0.08);
  --shifto-shadow-control: 0 12px 28px rgba(143, 133, 247, 0.14);
  --shifto-shadow-dark: 0 30px 70px rgba(0, 0, 0, 0.28);
  --shifto-shadow-inset: inset 1px 1px 3px 1px rgba(255, 249, 249, 0.5);

  /* Page widths. */
  --shifto-width-page: 1240px;
  --shifto-width-app: 1320px;
  --shifto-width-readable: 780px;

  /* Motion. */
  --shifto-duration-fast: 140ms;
  --shifto-duration-default: 220ms;
  --shifto-ease-standard: ease;
}

.shifto-scope,
.shifto-scope * {
  box-sizing: border-box;
}

.shifto-scope {
  font-family: var(--shifto-font-sans);
  color: var(--shifto-color-ink);
}

.shifto-page {
  min-height: 100vh;
  background: var(--shifto-surface-page);
  color: var(--shifto-color-ink);
  position: relative;
  isolation: isolate;
}

.shifto-page--soft {
  background:
    radial-gradient(ellipse 48% 26% at 8% 14%, rgba(249, 217, 194, 0.34), rgba(249, 217, 194, 0) 76%),
    radial-gradient(ellipse 44% 27% at 91% 13%, rgba(143, 133, 247, 0.18), rgba(143, 133, 247, 0) 76%),
    linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(255, 252, 249, 0.72) 38%, rgba(248, 247, 255, 0.42) 100%),
    var(--shifto-surface-page);
}

.shifto-shell {
  width: min(var(--shifto-width-page), calc(100% - 6rem));
  margin-inline: auto;
}

.shifto-app-shell {
  width: min(var(--shifto-width-app), calc(100% - 3rem));
  margin-inline: auto;
}

.shifto-stack {
  display: flex;
  flex-direction: column;
  gap: var(--shifto-space-4);
}

.shifto-cluster {
  display: flex;
  align-items: center;
  gap: var(--shifto-space-3);
  flex-wrap: wrap;
}

.shifto-h1,
.shifto-h2,
.shifto-h3 {
  margin: 0;
  font-family: var(--shifto-font-display);
  color: var(--shifto-color-ink);
  letter-spacing: 0;
}

.shifto-h1 {
  font-size: var(--shifto-font-size-9);
  line-height: 0.875;
  font-weight: var(--shifto-weight-extrabold);
}

.shifto-h2 {
  font-size: var(--shifto-font-size-8);
  line-height: var(--shifto-line-tight);
  font-weight: var(--shifto-weight-extrabold);
}

.shifto-h3 {
  font-size: var(--shifto-font-size-6);
  line-height: var(--shifto-line-heading);
  font-weight: var(--shifto-weight-extrabold);
}

.shifto-lead {
  margin: 0;
  color: var(--shifto-color-ink);
  font-size: var(--shifto-font-size-5);
  line-height: var(--shifto-line-ui);
}

.shifto-body {
  margin: 0;
  color: var(--shifto-color-ink);
  font-size: var(--shifto-font-size-3);
  line-height: var(--shifto-line-body);
}

.shifto-muted {
  color: var(--shifto-color-muted-ink);
}

.shifto-kicker {
  margin: 0;
  color: var(--shifto-color-muted-ink);
  font-size: var(--shifto-font-size-1);
  font-weight: var(--shifto-weight-extrabold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.shifto-nav {
  min-height: 7.5625rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--shifto-space-8);
  padding: 1.5rem 3.75rem 1.5rem 3.5rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--shifto-radius-xl);
  background: var(--shifto-color-ink);
  box-shadow: inset 0 2px 7px rgba(255, 255, 255, 0.16);
}

.shifto-card {
  background: var(--shifto-surface-panel);
  border: 1px solid var(--shifto-border-subtle);
  border-radius: var(--shifto-radius-xl);
  box-shadow: var(--shifto-shadow-soft);
}

.shifto-card--warm {
  background: var(--shifto-surface-warm);
  box-shadow: inset 0 4px 4px rgba(49, 47, 54, 0.1);
}

.shifto-card--panel {
  border-radius: var(--shifto-radius-md);
  box-shadow: var(--shifto-shadow-panel);
}

.shifto-card--glass-dark {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(248, 247, 255, 0.1);
  box-shadow: var(--shifto-shadow-dark), inset 0 1px 0 rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(12px);
}

.shifto-btn {
  appearance: none;
  min-height: 3.125rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--shifto-space-2);
  border: 0;
  border-radius: var(--shifto-radius-pill);
  padding: 0 2.625rem;
  background: var(--shifto-color-pink);
  color: var(--shifto-color-light-text);
  font-family: var(--shifto-font-sans);
  font-size: var(--shifto-font-size-5);
  font-weight: var(--shifto-weight-extrabold);
  line-height: var(--shifto-line-tight);
  text-decoration: none;
  text-align: center;
  box-shadow: var(--shifto-shadow-inset);
  cursor: pointer;
  transition: transform var(--shifto-duration-fast) var(--shifto-ease-standard), filter var(--shifto-duration-fast) var(--shifto-ease-standard), box-shadow var(--shifto-duration-fast) var(--shifto-ease-standard);
}

.shifto-btn:hover {
  transform: translateY(-1px);
  filter: saturate(1.06);
}

.shifto-btn:focus-visible,
.shifto-link:focus-visible,
.shifto-input:focus-visible,
.shifto-select:focus-visible,
.shifto-textarea:focus-visible {
  outline: 3px solid var(--shifto-focus-ring);
  outline-offset: 4px;
}

.shifto-btn--purple {
  background: var(--shifto-color-purple);
  color: var(--shifto-color-ink);
}

.shifto-btn--dark {
  background: var(--shifto-color-ink);
  color: var(--shifto-color-light-text);
}

.shifto-btn--soft {
  border: 1px solid var(--shifto-border-default);
  background: var(--shifto-color-paper);
  color: var(--shifto-color-ink);
  box-shadow: none;
}

.shifto-btn--sm {
  min-height: 2.5rem;
  padding-inline: 2.125rem;
  font-size: 1.0625rem;
}

.shifto-label {
  display: block;
  margin: 0 0 var(--shifto-space-2);
  color: var(--shifto-color-ink);
  font-size: var(--shifto-font-size-0);
  font-weight: var(--shifto-weight-extrabold);
}

.shifto-input,
.shifto-select,
.shifto-textarea {
  width: 100%;
  min-height: 2.375rem;
  border: 1px solid var(--shifto-border-subtle);
  border-radius: var(--shifto-radius-sm);
  background: #f7f7fb;
  color: var(--shifto-color-ink);
  font-family: var(--shifto-font-sans);
  font-size: var(--shifto-font-size-2);
  line-height: var(--shifto-line-ui);
  padding: 0.5rem 0.75rem;
  transition: border-color var(--shifto-duration-fast) var(--shifto-ease-standard), box-shadow var(--shifto-duration-fast) var(--shifto-ease-standard), background var(--shifto-duration-fast) var(--shifto-ease-standard);
}

.shifto-input:hover,
.shifto-select:hover,
.shifto-textarea:hover {
  border-color: var(--shifto-border-strong);
}

.shifto-input:focus-visible,
.shifto-select:focus-visible,
.shifto-textarea:focus-visible {
  border-color: var(--shifto-focus-border);
  background: var(--shifto-color-paper);
}

.shifto-textarea {
  min-height: 5.5rem;
  resize: vertical;
}

.shifto-chip {
  min-height: 2.125rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--shifto-border-subtle);
  border-radius: var(--shifto-radius-pill);
  padding: 0.3125rem 0.75rem;
  background: var(--shifto-color-soft-lilac);
  color: var(--shifto-color-muted-ink);
  font-size: var(--shifto-font-size-1);
  font-weight: var(--shifto-weight-semibold);
  line-height: 1;
}

.shifto-chip--active {
  color: var(--shifto-color-light-text);
  font-weight: var(--shifto-weight-bold);
  text-shadow: 0 0 7px rgba(255, 255, 255, 0.76);
  background:
    radial-gradient(ellipse at 19% 12%, rgba(249, 217, 194, 0.88), rgba(249, 217, 194, 0) 42%),
    radial-gradient(ellipse at 78% 24%, rgba(143, 133, 247, 0.82), rgba(143, 133, 247, 0) 50%),
    radial-gradient(ellipse at 64% 88%, rgba(215, 79, 170, 0.74), rgba(215, 79, 170, 0) 54%),
    radial-gradient(ellipse at 18% 86%, rgba(143, 133, 247, 0.52), rgba(143, 133, 247, 0) 48%),
    var(--shifto-color-pink);
  box-shadow: var(--shifto-shadow-inset), var(--shifto-shadow-control);
}

.shifto-alert {
  border: 1px solid var(--shifto-border-default);
  border-radius: var(--shifto-radius-lg);
  padding: var(--shifto-space-3) var(--shifto-space-4);
  background: var(--shifto-color-soft-lilac);
  color: var(--shifto-color-ink);
  font-size: var(--shifto-font-size-2);
  line-height: var(--shifto-line-body);
}

.shifto-alert--success {
  border-color: var(--shifto-success-border);
  background: var(--shifto-success-bg);
  color: var(--shifto-success-text);
}

.shifto-alert--warning {
  border-color: var(--shifto-warning-border);
  background: var(--shifto-warning-bg);
  color: var(--shifto-warning-text);
}

.shifto-alert--danger {
  border-color: var(--shifto-danger-border);
  background: var(--shifto-danger-bg);
  color: var(--shifto-danger-text);
}

.shifto-divider {
  height: 2px;
  border: 0;
  background: linear-gradient(90deg, rgba(215, 79, 170, 0), rgba(215, 79, 170, 0.52) 22%, rgba(143, 133, 247, 0.56) 50%, rgba(249, 217, 194, 0.36) 78%, rgba(249, 217, 194, 0));
  filter: blur(0.4px);
}

.shifto-gradient-accent {
  background:
    radial-gradient(circle at 18% 20%, rgba(249, 217, 194, 0.78), rgba(249, 217, 194, 0) 34%),
    radial-gradient(circle at 78% 32%, rgba(143, 133, 247, 0.74), rgba(143, 133, 247, 0) 46%),
    var(--shifto-color-pink);
}

.shifto-u-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.shifto-u-text-muted {
  color: var(--shifto-color-muted-ink);
}

.shifto-u-bg-soft {
  background: var(--shifto-color-soft-lilac);
}

.shifto-u-bg-warm {
  background: var(--shifto-color-cream);
}

.shifto-u-shadow-soft {
  box-shadow: var(--shifto-shadow-soft);
}

.shifto-u-radius-pill {
  border-radius: var(--shifto-radius-pill);
}

@keyframes shifto-step-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.shifto-animate-step-in {
  animation: shifto-step-in var(--shifto-duration-default) var(--shifto-ease-standard) both;
}

@media (max-width: 760px) {
  .shifto-shell,
  .shifto-app-shell {
    width: min(calc(100vw - 2rem), 35rem);
  }

  .shifto-nav {
    min-height: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--shifto-space-4);
    padding: 1.125rem;
    border-radius: 1.125rem;
  }

  .shifto-h1 {
    font-size: clamp(2.125rem, 9.6vw, 2.5rem);
    line-height: 1;
  }

  .shifto-h2 {
    font-size: clamp(2.125rem, 10vw, 3rem);
    line-height: 1.02;
  }

  .shifto-lead {
    font-size: 1.0625rem;
  }

  .shifto-btn {
    width: 100%;
    min-height: 3rem;
    padding-inline: 1.5rem;
    font-size: 1.125rem;
  }
}