:root {
  --font-ui: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --color-brand: #073a5b;
  --color-brand-dark: #052b44;
  --color-brand-soft: #e8f2f7;
  --color-pink-lot: #d92772;
  --color-pink-dark: #a91855;
  --color-pink-soft: #fff0f6;
  --color-ink: #20313d;
  --color-ink-strong: #10232f;
  --color-muted: #5d6d77;
  --color-line: #d6e0e5;
  --color-canvas: #f3f7f9;
  --color-surface: #ffffff;
  --color-surface-raised: var(--color-canvas);
  --color-success: #18794e;
  --color-success-soft: #e9f7f0;
  --color-danger: #b4232f;
  --color-danger-soft: var(--color-pink-soft);
  --color-focus: #087aa9;

  --radius-control: 6px;
  --radius-panel: 8px;
  --shadow-panel: 0 16px 36px rgba(5, 43, 68, 0.12);
  --shadow-float: 0 10px 24px rgba(5, 43, 68, 0.16);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-canvas);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.72rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-weight: 750;
  line-height: 1.1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  color: #ffffff;
  background: var(--color-pink-lot);
  border-color: var(--color-pink-lot);
  box-shadow: 0 5px 12px rgba(169, 24, 85, 0.24);
}

.btn-primary:hover {
  color: #ffffff;
  background: var(--color-pink-dark);
  border-color: var(--color-pink-dark);
}

.btn-secondary {
  color: var(--color-brand-dark);
  background: var(--color-surface);
  border-color: var(--color-line);
}

.btn-secondary:hover {
  background: var(--color-brand-soft);
  border-color: color-mix(in srgb, var(--color-brand) 32%, var(--color-surface));
}

.btn svg,
.text-link svg {
  width: 1.1rem;
  height: 1.1rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}