/* ============================================================
   Verso & Co. — Inner-page design system
   Shared shell, typography, bands, buttons, footer, and reveal
   animation for the About, Services, and Contact pages.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --bg: #1c1815;
  --hero: #201c18;
  --hero-top: #2a241f;
  --paper: #f2e8db;
  --paper-soft: #f7efe2;
  --ink: #171311;
  --ink-soft: #5e5348;
  --light-ink: #f5ecdf;
  --light-soft: rgba(245, 236, 223, 0.78);
  --line: rgba(245, 236, 223, 0.16);
  --paper-line: rgba(23, 19, 17, 0.14);
  --accent: #bb644a;
  --accent-deep: #a24e36;
  --wrap: 1440px;
  --gutter: clamp(20px, 3vw, 36px);
  --page-inset: max(var(--gutter), calc((100vw - var(--wrap)) / 2 + var(--gutter)));
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, var(--hero-top) 0px, var(--bg) 760px);
  color: var(--light-ink);
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 400;
  line-height: 1.55;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.22;
  pointer-events: none;
  mix-blend-mode: soft-light;
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
}

/* ---------- Nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: auto;
  min-width: 0;
  max-width: none;
  gap: clamp(88px, 7vw, 132px);
  padding: 36px var(--page-inset) 0;
  margin-bottom: clamp(56px, 7vw, 96px);
}
.logo {
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--light-ink);
  white-space: nowrap;
  flex-shrink: 0;
}
.logo .amp {
  color: var(--accent);
  font-style: normal;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(22px, 2.4vw, 42px);
  margin-left: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--light-soft);
}
.nav-links a {
  transition: color 0.2s ease, opacity 0.2s ease;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--light-ink);
}

/* ---------- Page header ---------- */
.page-header {
  max-width: none;
  padding: 0 var(--page-inset) clamp(48px, 6vw, 72px);
}

.eyebrow,
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before,
.section-label::before {
  content: "";
  width: 32px;
  height: 1px;
}

.page-header .eyebrow {
  color: var(--light-soft);
  margin-bottom: 32px;
}
.page-header .eyebrow::before {
  background: rgba(245, 236, 223, 0.72);
}

h1 {
  margin: 0 0 26px;
  font-weight: 300;
  font-size: clamp(58px, 8vw, 104px);
  line-height: 0.94;
  letter-spacing: -0.06em;
  color: var(--light-ink);
  max-width: 11ch;
}
h1 em {
  color: var(--accent);
  font-style: italic;
  font-weight: 300;
}

.lede {
  margin: 0;
  max-width: 54ch;
  color: var(--light-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(15px, 1.35vw, 18px);
  line-height: 1.8;
}

/* ---------- Sections / bands ---------- */
section {
  padding: clamp(48px, 6vw, 84px) 0;
}

.band {
  margin: 0;
  padding: clamp(48px, 6vw, 84px) var(--page-inset);
}

.band-paper {
  background:
    radial-gradient(circle at 50% 28%, rgba(187, 100, 74, 0.08), transparent 40%),
    var(--paper);
  color: var(--ink);
  --band-ink: var(--ink);
  --band-soft: var(--ink-soft);
  --band-line: var(--paper-line);
  --band-accent: var(--accent-deep);
  --band-card: rgba(255, 250, 244, 0.55);
}

.band-dark {
  background: linear-gradient(180deg, #151311, #11100f);
  color: var(--light-ink);
  --band-ink: var(--light-ink);
  --band-soft: var(--light-soft);
  --band-line: var(--line);
  --band-accent: #d08164;
  --band-card: rgba(245, 236, 223, 0.05);
}

.band-accent {
  background: linear-gradient(90deg, #a14c34 0%, #b05d42 55%, #9c482f 100%);
  color: #f8efe2;
  --band-ink: #f8efe2;
  --band-soft: rgba(248, 239, 226, 0.86);
  --band-line: rgba(248, 239, 226, 0.28);
  --band-accent: #f8efe2;
  --band-card: rgba(248, 239, 226, 0.08);
}

.band .section-label {
  color: var(--band-accent);
}
.band .section-label::before {
  background: currentColor;
}

.section-title {
  font-weight: 300;
  font-size: clamp(40px, 4.8vw, 68px);
  line-height: 0.98;
  letter-spacing: -0.05em;
  margin: 0 0 42px;
  max-width: 11ch;
  color: var(--band-ink);
}
.section-title em {
  font-style: italic;
  color: var(--accent);
}

.divider {
  display: none;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 28px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid currentColor;
  transition: transform 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
  cursor: pointer;
  background: transparent;
  color: inherit;
}
.btn .arrow { transition: transform 0.25s ease; }
.btn:hover .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--light-ink);
  border-color: var(--light-ink);
  color: var(--ink);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--light-ink);
  transform: translateY(-2px);
}

.btn-secondary:hover {
  background: rgba(245, 236, 223, 0.1);
  transform: translateY(-2px);
}

.band-paper .btn,
footer .btn {
  color: var(--ink);
}
.band-paper .btn-primary {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.band-paper .btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--light-ink);
}
.band-paper .btn-secondary:hover {
  background: rgba(23, 19, 17, 0.08);
}

.band-accent .btn {
  color: #f8efe2;
}
.band-accent .btn-primary,
.band-accent .btn-secondary {
  background: #f5ecdf;
  border-color: #f5ecdf;
  color: #91513d;
}
.band-accent .btn-primary:hover,
.band-accent .btn-secondary:hover {
  background: #fff6eb;
  border-color: #fff6eb;
  color: #864431;
}

/* ---------- Shared service / callout / CTA ---------- */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--band-line);
  border: 1px solid var(--band-line);
}
.service {
  background: color-mix(in srgb, var(--band-card) 88%, transparent);
  padding: 36px 28px;
  transition: transform 0.25s ease, background-color 0.25s ease;
}
.service:hover {
  transform: translateY(-3px);
  background: color-mix(in srgb, var(--band-card) 100%, transparent);
}
.service-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--band-accent);
  margin-bottom: 20px;
}
.service h3 {
  font-weight: 400;
  font-size: 24px;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: var(--band-ink);
}
.service p {
  color: var(--band-soft);
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.ownership-callout {
  margin-top: 2px;
  border: 1px solid var(--band-line);
  border-top: 2px solid var(--accent);
  background: color-mix(in srgb, var(--band-card) 94%, transparent);
  padding: 28px 32px;
}
.ownership-icon {
  color: var(--band-accent);
  font-size: 10px;
  flex-shrink: 0;
  margin-top: 6px;
}
.ownership-callout p {
  margin: 0;
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.55;
  color: var(--band-soft);
  max-width: none;
}
.ownership-callout p em {
  color: var(--band-ink);
  font-style: italic;
}

.cta-block {
  margin: 0;
  padding: clamp(40px, 5vw, 52px) var(--page-inset);
  background: linear-gradient(90deg, #a14c34 0%, #b05d42 55%, #9c482f 100%);
  color: #f8efe2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}
.cta-block h2 {
  margin: 0;
  font-weight: 300;
  font-size: clamp(38px, 4.4vw, 66px);
  line-height: 0.98;
  letter-spacing: -0.05em;
  max-width: 10ch;
}
.cta-block p {
  margin: 0;
  max-width: 42ch;
  color: rgba(248, 239, 226, 0.86);
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  line-height: 1.75;
}
.cta-block .btn,
.cta-band .btn {
  background: #f5ecdf;
  border-color: #f5ecdf;
  color: #91513d;
}
.cta-block .btn:hover,
.cta-band .btn:hover {
  background: #fff6eb;
  border-color: #fff6eb;
  color: #864431;
}

/* ---------- Footer ---------- */
footer {
  margin: 0;
  padding: 24px var(--page-inset);
  background:
    radial-gradient(circle at 50% 40%, rgba(187, 100, 74, 0.07), transparent 42%),
    var(--paper);
  color: var(--ink-soft);
  border: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: center;
}
footer > div:nth-child(2) {
  text-align: center;
}
footer > div:last-child {
  text-align: right;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
}
.js .reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .js .reveal,
  .js .reveal.in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Back to top ---------- */
.back-to-top {
  display: none;
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 60;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(245, 236, 223, 0.44);
  border-radius: 999px;
  background: rgba(28, 24, 21, 0.86);
  color: var(--light-ink);
  font-family: 'Fraunces', Georgia, serif;
  font-size: 26px;
  line-height: 1;
  box-shadow: 0 16px 34px -24px rgba(0, 0, 0, 0.8);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-to-top:hover {
  border-color: var(--accent);
  background: rgba(28, 24, 21, 0.96);
  color: var(--accent);
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav {
    gap: 28px;
    margin-bottom: 88px;
  }

  .cta-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  :root {
    --mobile-nav-offset: 150px;
  }

  .wrap {
    padding-top: var(--mobile-nav-offset);
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    width: 100%;
    gap: 16px;
    padding: calc(18px + env(safe-area-inset-top)) var(--gutter) 16px;
    margin-bottom: 0;
    background: rgba(28, 24, 21, 0.92);
    border-bottom: 1px solid rgba(245, 236, 223, 0.12);
    box-shadow: 0 18px 34px -30px rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 14px 20px;
  }

  h1 {
    font-size: clamp(52px, 16vw, 82px);
    max-width: 8ch;
  }

  .page-header,
  .lede {
    max-width: none;
  }

  footer {
    grid-template-columns: 1fr;
  }

  footer > div:nth-child(2),
  footer > div:last-child {
    text-align: left;
  }

  .back-to-top {
    display: inline-flex;
  }
}