/* ============================================================
   Alo Rewards — shared styles
   Metaphor: a bound accounts ledger / field notebook
   Palette : forest ink #0F2A22 · parchment #F5F0E6 · brass #C8A15A
   Type    : Fraunces (display) · Karla (body) · Roboto Mono (data)
   ============================================================ */

:root {
  --ink:        #0F2A22;   /* deep forest green — primary text  */
  --parchment:  #F5F0E6;   /* warm page background              */
  --card:       #FBF8F1;   /* lighter parchment for cards       */
  --brass:      #C8A15A;   /* metallic accent / rules           */
  --brass-deep: #A87F3A;   /* brass for text on light           */
  --sage:       #5C7268;   /* muted secondary text              */
  --line:       #DED6C4;   /* hairline on parchment             */

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --body:  "Karla", "Helvetica Neue", Arial, sans-serif;
  --mono:  "Roboto Mono", "SFMono-Regular", Consolas, monospace;

  --measure: 66ch;
  --sidebar-w: 264px;
  --radius: 4px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  font-feature-settings: "kern" 1;
  -webkit-font-smoothing: antialiased;
}

/* subtle ledger paper texture: faint horizontal rules */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 47px,
    rgba(15, 42, 34, 0.035) 48px
  );
}

a { color: var(--brass-deep); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

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

/* ---------- Layout shell ---------- */

.shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ---------- Sidebar (the "spine") ---------- */

.spine {
  background: var(--ink);
  color: var(--parchment);
  padding: 34px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 40px;
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 3px solid var(--brass);
}

.brandlock { display: block; }

.brandlock .mark {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brandlock .glyph {
  width: 40px;
  height: 40px;
  flex: none;
}

.brandlock .name {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 600;
  font-size: 1.32rem;
  line-height: 1.05;
  letter-spacing: 0.2px;
  color: var(--parchment);
}

.brandlock .name span { display: block; color: var(--brass); }

.brandlock .stamp {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 240, 230, 0.55);
  border-top: 1px solid rgba(200, 161, 90, 0.35);
  padding-top: 12px;
}

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

.spine nav li { margin: 0; }

.spine nav a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  color: rgba(245, 240, 230, 0.82);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(245, 240, 230, 0.08);
  transition: color 0.15s ease, padding-left 0.15s ease;
}

.spine nav a .idx {
  color: var(--brass);
  font-size: 0.68rem;
  min-width: 22px;
}

.spine nav a:hover,
.spine nav a:focus-visible {
  color: #fff;
  padding-left: 6px;
  text-decoration: none;
}

.spine .foot {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.64rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.5);
  letter-spacing: 0.03em;
}

.spine .foot a { color: rgba(245, 240, 230, 0.7); }

/* ---------- Main column ---------- */

.main { min-width: 0; }

.wrap {
  max-width: 980px;
  padding: 0 clamp(24px, 5vw, 72px);
  margin: 0 auto;
}

section { padding: 72px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass-deep);
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--brass);
  display: inline-block;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

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

.hero { padding-top: 84px; }

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.02;
  font-weight: 400;
}

.hero h1 em {
  font-style: italic;
  color: var(--brass-deep);
}

.hero .lede {
  max-width: 52ch;
  margin: 26px 0 0;
  font-size: 1.24rem;
  line-height: 1.5;
  color: var(--ink);
}

.brass-rule {
  height: 2px;
  width: 100%;
  background: linear-gradient(to right, var(--brass) 0, var(--brass) 120px, var(--line) 120px, var(--line) 100%);
  margin: 40px 0 0;
  border: 0;
}

.hero .meta {
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--sage);
  text-transform: uppercase;
}

/* ---------- Card grid: what we track ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  border-radius: var(--radius);
  padding: 26px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card .tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--brass-deep);
  text-transform: uppercase;
}

.card h3 { font-size: 1.4rem; line-height: 1.15; }

.card p { margin: 0; color: var(--ink); font-size: 0.98rem; }

.card .ico { width: 30px; height: 30px; color: var(--ink); }

/* ---------- Stat strip (ledger totals) ---------- */

.ledger { background: var(--ink); border-bottom: none; }
.ledger .wrap { color: var(--parchment); }
.ledger .eyebrow { color: var(--brass); }
.ledger .eyebrow::before { background: var(--brass); }

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 6px;
}

.stat { padding: 8px 26px 8px 0; border-left: 1px solid rgba(200,161,90,0.3); padding-left: 26px; }
.stat:first-child { border-left: none; padding-left: 0; }

.stat .num {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1;
  color: var(--parchment);
}
.stat .num small { font-size: 0.5em; color: var(--brass); }

.stat .lbl {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245,240,230,0.7);
  line-height: 1.5;
}

/* ---------- Sample issue (ruled index rows) ---------- */

.issue-list { margin-top: 8px; border-top: 2px solid var(--ink); }

.issue-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 18px;
  align-items: baseline;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
}

.issue-row .no {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--brass-deep);
}

.issue-row .body h3 {
  font-family: var(--body);
  font-weight: 700;
  font-size: 1.04rem;
  color: var(--ink);
  letter-spacing: 0;
}
.issue-row .body p { margin: 4px 0 0; font-size: 0.92rem; color: var(--sage); }

.issue-row .verdict {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink);
  align-self: center;
}
.verdict.keep  { border-color: var(--brass); color: var(--brass-deep); }
.verdict.watch { color: var(--sage); }
.verdict.drop  { color: #8a8378; }

.issue-note {
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--sage);
}

/* ---------- Who we are ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-grid p { max-width: var(--measure); font-size: 1.06rem; }
.about-grid p + p { margin-top: 16px; }

.addr {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brass);
  border-radius: var(--radius);
  padding: 22px 24px;
  font-style: normal;
}
.addr .k {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-deep);
  display: block;
  margin-bottom: 8px;
}
.addr .line { display: block; line-height: 1.65; }

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

.site-foot {
  background: var(--ink);
  color: var(--parchment);
  position: relative;
  z-index: 1;
}
.site-foot .wrap { padding-top: 56px; padding-bottom: 40px; }

.foot-cols {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 36px;
}

.foot-col h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 16px;
  font-weight: 400;
}
.foot-col ul { list-style: none; margin: 0; padding: 0; }
.foot-col li { margin: 0 0 10px; }
.foot-col a, .foot-col p {
  color: rgba(245,240,230,0.82);
  font-size: 0.92rem;
  margin: 0 0 10px;
}
.foot-col a:hover { color: #fff; }

.foot-col .brandline {
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--parchment);
  margin-bottom: 12px;
}

.foot-bar {
  border-top: 1px solid rgba(200,161,90,0.28);
  margin-top: 44px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: rgba(245,240,230,0.55);
}

/* subscription mini form (non-functional, static) */
.sub-note {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: rgba(245,240,230,0.6);
  line-height: 1.6;
}

/* ---------- Focus / a11y ---------- */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brass);
  color: var(--ink);
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 0.8rem;
  z-index: 50;
}
.skip:focus { left: 8px; top: 8px; }

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

/* ---------- Prose (legal pages) ---------- */

.doc { padding-top: 84px; }
.doc h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.06;
  margin: 12px 0 0;
}
.doc .updated {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sage);
  margin-top: 18px;
}
.prose { max-width: var(--measure); margin-top: 8px; }
.prose h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.4rem;
  margin: 40px 0 12px;
}
.prose p, .prose li { font-size: 1.02rem; color: var(--ink); }
.prose ul { padding-left: 20px; }
.prose li { margin: 0 0 8px; }
.prose .lead { font-size: 1.14rem; color: var(--ink); }
.back {
  display: inline-block;
  margin-top: 34px;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

/* ---------- 404 ---------- */

.err { padding-top: 96px; }
.err .code {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brass-deep);
}
.err h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1;
  margin: 14px 0 0;
}
.err p { max-width: 46ch; font-size: 1.12rem; margin: 22px 0 0; }
.err .links { margin-top: 30px; display: flex; gap: 24px; flex-wrap: wrap; font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.05em; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .spine {
    position: static;
    height: auto;
    flex-direction: column;
    gap: 24px;
    border-right: none;
    border-bottom: 3px solid var(--brass);
    padding: 24px 22px;
  }
  .spine nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 22px;
  }
  .spine nav a { border-bottom: none; padding: 6px 0; }
  .spine .foot { margin-top: 8px; }
  .cards { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
  .stat:nth-child(3) { border-left: none; padding-left: 0; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .foot-cols { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .stats { grid-template-columns: 1fr; gap: 24px; }
  .stat { border-left: none; padding-left: 0; }
  .foot-cols { grid-template-columns: 1fr; }
  .issue-row { grid-template-columns: 34px 1fr; }
  .issue-row .verdict { grid-column: 2; justify-self: start; margin-top: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}