/* Palette sourced from phyllislun.com (Hostinger/Zyro): header/footer, type, CTAs */
:root {
  /* Aligned with Tailwind brand.* — light canvas, dark type */
  --brand-sage: #585858;
  --brand-sage-dark: #585858;
  --brand-wash: #ffffff;
  --brand-ink: #000000;
  --brand-body: #000000;
  --brand-night: #000000;
  --brand-charcoal: #333333;

  /* Readable type scale (used by .type-body / .type-display) */
  --text-body-size: clamp(1rem, 0.35vw + 0.94rem, 1.125rem);
  --leading-body: 1.6;
  --tracking-body: -0.01em;
  --text-display-size: clamp(1.75rem, 4vw + 1rem, 2.75rem);
  --leading-display: 1.15;
  --tracking-display: -0.02em;
}

html {
  background-color: var(--brand-wash);
}

.type-nav {
  font-size: clamp(0.9375rem, 0.5vw + 0.88rem, 1.0625rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  font-weight: 400;
}

.type-body {
  font-size: var(--text-body-size);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  font-weight: 400;
}

.type-display {
  font-size: var(--text-display-size);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  font-weight: 400;
}

/* Home hero name + title: same curve as .type-display, +10px at each stop */
.type-display-hero {
  font-size: clamp(
    calc(1.75rem + 10px),
    calc(4vw + 1rem + 10px),
    calc(2.75rem + 10px)
  );
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  font-weight: 400;
}

/* Global utilities & components (Tailwind handles most layout) */
.text-balance {
  text-wrap: balance;
}

.back-to-top {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 45;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--brand-body);
  border-radius: 0.75rem;
  background-color: var(--brand-night);
  color: #fff;
  box-shadow: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease, background-color 0.15s ease;
}

.back-to-top:hover {
  background-color: var(--brand-charcoal);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--brand-body);
  outline-offset: 2px;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  width: 1.25rem;
  height: 1.25rem;
}