/* Private Archive — demo16
   Audience: creatives. Refined, sand + sage, gallery framing.
   System fonts only. No external resources. */

:root {
  --bg: #f5efe6;
  --bg-soft: #efe7da;
  --bg-card: #faf5ec;
  --ink: #1f1f1f;
  --ink-soft: #4a4a46;
  --ink-mute: #807a70;
  --rule: #d6cdbd;
  --rule-soft: #e3dccc;
  --accent: #8a9a7c;        /* committed: sage */
  --accent-deep: #6e8160;
  --accent-wash: rgba(138, 154, 124, 0.10);

  --serif: ui-serif, "Iowan Old Style", "Apple Garamond", Georgia, "Times New Roman", serif;
  --sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, "Helvetica Neue", Arial, sans-serif;

  --max: 1120px;
  --gutter: 2rem;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }

a {
  color: var(--ink);
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), opacity .25s var(--ease);
}

a:hover { color: var(--accent-deep); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- Masthead ---------- */

.masthead {
  padding: 2rem 0 1.25rem;
  border-bottom: 1px solid var(--rule-soft);
}

.masthead .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: .02em;
}

.mark {
  width: 14px;
  height: 14px;
  border: 1px solid var(--ink);
  display: inline-block;
  position: relative;
}

.mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--accent);
}

.wordmark {
  font-style: italic;
  font-weight: 500;
  letter-spacing: .015em;
}

.nav {
  display: flex;
  gap: 1.6rem;
  font-size: .85rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.nav a {
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- Hero ---------- */

.hero {
  padding: 7rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 4rem;
  align-items: start;
}

.eyebrow {
  grid-column: 1 / -1;
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 2.2rem;
}

.display {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 5.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.012em;
  margin: 0 0 1.6rem;
  color: var(--ink);
}

.display em {
  font-style: italic;
  color: var(--accent-deep);
}

.lede {
  font-size: 1.08rem;
  max-width: 38ch;
  color: var(--ink-soft);
  margin: 0 0 2.2rem;
}

.cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: .9rem 1.6rem;
  font-size: .9rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  font-family: var(--sans);
  border: 1px solid var(--ink);
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}

.btn-primary {
  background: var(--ink);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: var(--bg);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--accent-deep);
  color: var(--accent-deep);
}

/* hero frame device */

.hero-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  width: 100%;
  margin-top: .5rem;
}

.frame-inner {
  position: absolute;
  inset: 0;
  border: 1px solid var(--rule);
  background:
    repeating-linear-gradient(
      45deg,
      transparent 0 22px,
      rgba(138, 154, 124, .05) 22px 23px
    ),
    var(--bg-soft);
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 1.4rem;
  transition: border-color .35s var(--ease);
}

.hero-frame:hover .frame-inner {
  border-color: var(--accent);
}

.plate {
  border-top: 1px solid var(--ink);
  padding-top: .6rem;
  font-family: var(--serif);
  font-style: italic;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.plate-label {
  font-size: .85rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-style: normal;
  font-family: var(--sans);
  color: var(--ink);
}

.plate-sub {
  font-size: .95rem;
  color: var(--ink-soft);
}

.frame-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1px solid var(--ink);
}

.frame-corner.tl { top: -6px; left: -6px;  border-right: none; border-bottom: none; }
.frame-corner.tr { top: -6px; right: -6px; border-left: none;  border-bottom: none; }
.frame-corner.bl { bottom: -6px; left: -6px;  border-right: none; border-top: none; }
.frame-corner.br { bottom: -6px; right: -6px; border-left: none;  border-top: none; }

/* ---------- Section primitives ---------- */

.section-label {
  font-size: .75rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 1.4rem;
  display: inline-flex;
  align-items: center;
  gap: .8rem;
}

.section-label::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 1px;
  background: var(--accent);
}

.heading {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0 0 3rem;
  max-width: 22ch;
}

main > section {
  padding: 6rem 0;
  border-top: 1px solid var(--rule-soft);
}

.hero { border-top: none; padding-top: 6rem; }

/* ---------- Prose ---------- */

.prose {
  background: var(--bg-soft);
}

.prose-wrap {
  max-width: 820px;
}

.prose-body p {
  font-family: var(--serif);
  font-size: 1.22rem;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 1.4rem;
}

.prose-body p:last-child { margin-bottom: 0; }

.prose-body p:first-child::first-letter {
  font-size: 1.05em;
}

/* ---------- How ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 3rem;
}

.step {
  border-top: 1px solid var(--ink);
  padding-top: 1.4rem;
  position: relative;
  transition: border-color .3s var(--ease);
}

.step:hover {
  border-color: var(--accent);
}

.step-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--accent-deep);
  display: block;
  margin-bottom: .5rem;
  letter-spacing: .04em;
}

.step h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
  margin: 0 0 .8rem;
  letter-spacing: -0.005em;
}

.step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: .98rem;
}

/* ---------- Built for ---------- */

.cases {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.cases li {
  padding: 2rem 1.6rem 2.2rem;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
  transition: background-color .35s var(--ease);
}

.cases li:hover {
  background: var(--accent-wash);
}

.cases h4 {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.18rem;
  margin: 0 0 .55rem;
  letter-spacing: .005em;
}

.cases p {
  margin: 0;
  color: var(--ink-soft);
  font-size: .95rem;
  line-height: 1.55;
}

/* ---------- Pricing ---------- */

.tiers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

.tier {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 2.4rem;
  position: relative;
  transition: border-color .35s var(--ease), transform .35s var(--ease);
}

.tier::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color .35s var(--ease);
}

.tier:hover {
  border-color: var(--accent);
}

.tier:hover::before {
  border-color: var(--rule);
}

.tier header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}

.tier h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.6rem;
  margin: 0;
}

.tier-tag {
  margin: 0;
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.price {
  margin: 0 0 1.6rem;
  display: flex;
  align-items: baseline;
  gap: .6rem;
  flex-wrap: wrap;
}

.rate {
  font-family: var(--serif);
  font-size: 2.4rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.unit {
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.tier ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tier li {
  padding: .6rem 0;
  border-top: 1px dashed var(--rule);
  font-size: .95rem;
  color: var(--ink-soft);
}

.tier li:first-child { border-top: none; }

.tier-cold .rate { color: var(--accent-deep); }

.footnote {
  margin: 2rem 0 0;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-mute);
  font-size: .98rem;
  text-align: center;
}

/* ---------- Download ---------- */

.download {
  background: var(--bg-soft);
}

.download-lede {
  max-width: 56ch;
  color: var(--ink-soft);
  margin: -1.6rem 0 2.6rem;
  font-size: 1rem;
}

.download-lede a {
  border-bottom: 1px solid var(--accent);
  padding-bottom: 1px;
}

.download-lede a:hover {
  border-bottom-color: var(--accent-deep);
}

.downloads {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.dl {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: 1.7rem 1.5rem;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
  position: relative;
  transition: background-color .3s var(--ease), color .3s var(--ease);
}

.dl::after {
  content: "↓";
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  font-size: 1rem;
  color: var(--ink-mute);
  transition: transform .3s var(--ease), color .3s var(--ease);
}

.dl:hover {
  background: var(--accent-wash);
  color: var(--ink);
}

.dl:hover::after {
  transform: translateY(3px);
  color: var(--accent-deep);
}

.dl-os {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--ink);
}

.dl-arch {
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.dl-file {
  margin-top: .35rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: .8rem;
  color: var(--ink-soft);
  word-break: break-all;
}

.dl-checksum .dl-os { color: var(--accent-deep); }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--rule);
  padding: 4.5rem 0 5rem;
  background: var(--bg);
}

.footer-wrap {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3rem;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  align-items: flex-start;
  font-family: var(--serif);
}

.footer-brand .mark { margin-bottom: .4rem; }

.footer-brand .wordmark {
  font-size: 1.15rem;
}

.footer-brand .domain {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: .82rem;
  color: var(--ink-mute);
  letter-spacing: .04em;
}

.no-track {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  font-size: .95rem;
  max-width: 60ch;
  font-family: var(--serif);
  font-style: italic;
}

.colophon {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  grid-column: 1 / -1;
  border-top: 1px solid var(--rule-soft);
  padding-top: 1.6rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .hero { padding: 4rem 0 4rem; }
  .hero-wrap { grid-template-columns: 1fr; gap: 3rem; }
  .hero-frame { max-width: 380px; }

  .steps { grid-template-columns: 1fr; gap: 2rem; }
  .cases { grid-template-columns: repeat(2, 1fr); }
  .tiers { grid-template-columns: 1fr; }
  .downloads { grid-template-columns: repeat(2, 1fr); }
  .footer-wrap { grid-template-columns: 1fr; }
  main > section { padding: 4.5rem 0; }
}

@media (max-width: 540px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .cases { grid-template-columns: 1fr; }
  .downloads { grid-template-columns: 1fr; }
  .display { font-size: 2.2rem; }
  .heading { margin-bottom: 2rem; }
  .tier { padding: 1.8rem; }
}