/* ============================================================
   Nesvrta LLC — nesvrta.com
   Palette and rules per brand README:
   Ink #16130F · Paper #F4F0E7 · Clay #C4552E · Stone #8C8578
   ============================================================ */

:root {
  --ink:   #16130F;
  --paper: #F4F0E7;
  --clay:  #C4552E;
  --stone: #8C8578;          /* decorative: hairlines, large labels */
  --stone-text: #6B6558;     /* readable secondary text (AA on paper) */
  --hairline: rgba(22, 19, 15, 0.18);
  --max: 68rem;
  --rail: 11rem;             /* left label rail on wide screens */
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink:   #F4F0E7;        /* roles swap: paper strokes on ink ground */
    --paper: #16130F;
    --clay:  #D96B43;        /* clay lifted slightly for dark contrast */
    --stone: #8C8578;
    --stone-text: #A69E8F;
    --hairline: rgba(244, 240, 231, 0.22);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* --- logo SVGs inherit theme ---------------------------------- */
.logo-svg g[stroke] { stroke: var(--ink); }

/* --- header ---------------------------------------------------- */
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.75rem 1.5rem;
}
header.site .wordmark {
  display: block;
  line-height: 0;
  color: var(--ink);
}
header.site .wordmark svg {
  width: clamp(120px, 16vw, 168px);  /* never below the 90px minimum */
  height: auto;
  display: block;
}
nav.site a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.9375rem;
  margin-left: 1.75rem;
}
nav.site a:hover { color: var(--clay); }
nav.site a:focus-visible,
a:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 3px;
  border-radius: 1px;
}

.rule { border: 0; border-top: 1px solid var(--hairline); margin: 0; }

/* --- sections: label rail + content ---------------------------- */
main { display: block; }

section.band {
  max-width: var(--max);
  margin: 0 auto;
  padding: 5.5rem 1.5rem;
  display: grid;
  grid-template-columns: var(--rail) 1fr;
  gap: 2rem 3rem;
}
@media (max-width: 46rem) {
  section.band { grid-template-columns: 1fr; padding: 3.5rem 1.25rem; gap: 1.25rem; }
}

.label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
  padding-top: 0.55rem;
}

h1, h2, h3 { font-weight: 650; letter-spacing: -0.015em; margin: 0 0 1rem; }
h1 { font-size: clamp(2.1rem, 5.4vw, 3.4rem); line-height: 1.08; }
h2 { font-size: clamp(1.45rem, 3vw, 1.9rem); line-height: 1.2; }
h3 { font-size: 1.125rem; margin-bottom: 0.35rem; }

p  { margin: 0 0 1rem; max-width: 42rem; }
.muted { color: var(--stone-text); }

a.inline, main a:not(.btn):not(.item-row) {
  color: var(--clay);
  text-decoration: none;
}
main a:not(.btn):hover { text-decoration: underline; text-underline-offset: 3px; }

/* --- hero ------------------------------------------------------- */
.hero { position: relative; overflow: hidden; }
.hero .eyebrow {
  font-size: 0.875rem;
  color: var(--stone-text);
  margin-bottom: 1.25rem;
}
.hero .cta {
  display: inline-block;
  margin-top: 0.75rem;
  color: var(--clay);
  font-weight: 600;
  text-decoration: none;
}
.hero .cta::after { content: " \2192"; }
.hero .cta:hover { text-decoration: underline; text-underline-offset: 3px; }

/* the signature: the N's own diagonal, drawn once, faint, off-canvas right */
.hero .watermark {
  position: absolute;
  right: -4rem;
  top: -2rem;
  width: clamp(220px, 30vw, 420px);
  opacity: 0.07;
  pointer-events: none;
}
.hero .watermark g[stroke] { stroke: var(--ink); }

/* --- practice list ---------------------------------------------- */
ol.practices { list-style: none; margin: 0; padding: 0; }
ol.practices li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--hairline);
}
ol.practices li:last-child { border-bottom: 1px solid var(--hairline); }
ol.practices .num { color: var(--stone); font-size: 0.875rem; padding-top: 0.3rem; }
ol.practices p { margin: 0; color: var(--stone-text); }

/* --- featured product ------------------------------------------- */
.product-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  max-width: 42rem;
}
.pill {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--stone-text);
  white-space: nowrap;
}

/* --- contact ----------------------------------------------------- */
.contact-lines { list-style: none; margin: 0; padding: 0; }
.contact-lines li { margin-bottom: 0.6rem; }

/* --- footer ------------------------------------------------------ */
footer.site {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.25rem 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
footer.site .foot-left {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--stone-text);
  font-size: 0.9rem;
}
footer.site .mark svg { width: 26px; height: auto; display: block; }
footer.site nav a {
  color: var(--stone-text);
  font-size: 0.9rem;
  text-decoration: none;
  margin-left: 1.5rem;
}
footer.site nav a:hover { color: var(--clay); }

/* --- legal pages -------------------------------------------------- */
article.legal {
  max-width: 44rem;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
}
article.legal h1 { font-size: clamp(1.7rem, 4vw, 2.3rem); }
article.legal h2 { font-size: 1.25rem; margin-top: 2.25rem; }
article.legal h3 { font-size: 1.05rem; margin-top: 1.5rem; }
article.legal .effective { color: var(--stone-text); margin-bottom: 2rem; }
article.legal ul { padding-left: 1.25rem; }
article.legal li { margin-bottom: 0.4rem; }
article.legal address { font-style: normal; line-height: 1.7; }

/* --- skip link ----------------------------------------------------- */
.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--paper);
  padding: 0.5rem 1rem; z-index: 10;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

@media (max-width: 46rem) {
  header.site { padding: 1.25rem 1.25rem; }
  nav.site a { margin-left: 1rem; font-size: 0.875rem; white-space: nowrap; }
}