/* ─────────────────────────────────────────────────────────────
   Lowkey — lowkeyautomation.com
   Editorial / ledger aesthetic: warm paper, deep ink, one amber accent.
   Brand source of truth: ~/Documents/lowkey-brand/BRAND.md
   Tokens kept in sync with the advisor portal (app.lowkeyautomation.com).
   ───────────────────────────────────────────────────────────── */

:root {
  --color-paper: #f6f3ec;
  --color-paper-2: #efe9dd;
  --color-ink: #1a1d23;
  --color-ink-2: #3a3f48;
  --color-muted: #6b6f78;
  --color-line: #d9d2c4;
  --color-accent: #b4541a;
  --color-accent-2: #d98a3d;
  --color-ok: #2f6f4f;
  --color-danger: #9a2c2c;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Newsreader", Georgia, serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  font-optical-sizing: auto;
}

body {
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.62;
  /* faint paper grain + a warm wash at the top, the portal's signature texture */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(26, 29, 35, 0.035) 1px, transparent 0),
    radial-gradient(125% 70% at 50% -12%, rgba(180, 84, 26, 0.055), transparent 55%);
  background-size: 22px 22px, 100% 100%;
  background-repeat: repeat, no-repeat;
  background-attachment: scroll, fixed;
  min-height: 100vh;
}

/* amber hairline at the very top, the brand signature from the social card */
body::before {
  content: "";
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-2));
  z-index: 60;
}

::selection { background: rgba(180, 84, 26, 0.2); color: var(--color-ink); }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

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

/* ── Layout primitives ───────────────────────────────────────── */
.container-page {
  width: 100%;
  max-width: 64rem;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
.container-narrow {
  width: 100%;
  max-width: 44rem;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── Wordmark ─────────────────────────────────────────────────── */
.lk-wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  text-decoration: none;
  font-size: 1.35rem;
  display: inline-flex;
  align-items: baseline;
}
.lk-dot { color: var(--color-accent); }
.lk-sub {
  font-family: var(--font-mono);
  margin-left: 0.6rem;
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-muted);
  align-self: center;
}

/* ── Typography ──────────────────────────────────────────────── */
.font-display { font-family: var(--font-display); }
.font-mono { font-family: var(--font-mono); }

.display-xl {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.75rem, 7vw, 4.75rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
}
/* hero headline: a more business-forward sans, tied to the IBM Plex Mono labels */
.hero-title {
  font-family: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.025em;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}
/* editorial kicker rule before every eyebrow */
.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
  flex: none;
}
.lead { font-size: 1.2rem; color: var(--color-ink-2); }
.muted { color: var(--color-muted); }
.ink-2 { color: var(--color-ink-2); }
.accent { color: var(--color-accent); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.8rem 1.4rem;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, background-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
  text-decoration: none;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background-color: var(--color-ink);
  color: var(--color-paper);
  box-shadow: 3px 3px 0 0 var(--color-accent);
}
.btn-primary:hover {
  box-shadow: 5px 5px 0 0 var(--color-accent);
  transform: translate(-1px, -1px);
}
.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-paper);
}
.btn-accent:hover { background-color: #9c4715; }

.btn-ghost {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-line);
}
.btn-ghost:hover {
  border-color: var(--color-ink);
  background-color: var(--color-paper-2);
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background-color: #fffdf8;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  box-shadow: 0 1px 0 rgba(26, 29, 35, 0.05), 0 20px 44px -30px rgba(26, 29, 35, 0.55);
}
.card-pad { padding: 1.75rem; }

/* ── Ledger rows (numbered services) ─────────────────────────── */
.rule-top { border-top: 1px solid var(--color-line); }

.ledger-row {
  display: grid;
  gap: 1rem 1.5rem;
  grid-template-columns: 3rem 1fr;
  padding: 2rem 0;
  align-items: start;
  position: relative;
}
/* a ledger margin-rule that draws in on hover */
.ledger-row::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 1.9rem;
  bottom: 1.9rem;
  width: 2px;
  background: var(--color-accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.34s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.ledger-row:hover::before { transform: scaleY(1); }
.ledger-num { font-family: var(--font-mono); font-size: 1.5rem; color: var(--color-accent); transition: transform 0.34s cubic-bezier(0.2, 0.7, 0.2, 1); }
.ledger-row:hover .ledger-num { transform: translateX(2px); }
.ledger-row h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; letter-spacing: -0.01em; }
.ledger-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin-top: 0.5rem;
}
.ledger-row .row-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  text-decoration: none;
}
.ledger-row .row-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.ledger-row .row-link .arr { transition: transform 0.18s ease; }
.ledger-row:hover .row-link .arr { transform: translateX(3px); }

/* ── Status pills ────────────────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
}
.pill-ok { color: var(--color-ok); border-color: rgba(47, 111, 79, 0.4); background: rgba(47, 111, 79, 0.07); }
.pill-dot { width: 0.45rem; height: 0.45rem; border-radius: 999px; background: currentColor; }

/* ── Notice ──────────────────────────────────────────────────── */
.notice {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.5;
  padding: 0.9rem 1.05rem;
  border-radius: 2px;
  border: 1px solid var(--color-line);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
}

/* ── Links ───────────────────────────────────────────────────── */
a { color: inherit; }
.link-accent {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
.link-accent:hover { text-decoration-thickness: 2px; }

/* ── Header / footer ─────────────────────────────────────────── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  gap: 1rem;
}
.site-nav { display: flex; align-items: center; gap: 0.75rem; }
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-2);
  text-decoration: none;
  position: relative;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -4px;
  height: 1px;
  background: var(--color-accent);
  transition: right 0.24s ease;
}
.nav-link:hover { color: var(--color-accent); }
.nav-link:hover::after { right: 0; }

.site-footer { border-top: 1px solid var(--color-line); margin-top: 1rem; }
.site-footer .container-page {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 2rem;
  padding-bottom: 2rem;
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-2);
  text-decoration: none;
}
.footer-links a:hover { color: var(--color-accent); }

@media (min-width: 768px) {
  .site-footer .container-page { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ── Section spacing ─────────────────────────────────────────── */
.section { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.section-tight { padding-block: clamp(1.5rem, 4vw, 2.5rem); }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.75rem;
}

/* EU trust strip */
.trust {
  background-color: var(--color-ink);
  /* same paper-grain texture as the page, rendered in faint light */
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.028) 1px, transparent 0);
  background-size: 22px 22px;
  color: var(--color-paper);
  border-radius: 4px;
  box-shadow: 6px 6px 0 0 var(--color-accent);
}
.trust .eyebrow { color: var(--color-accent-2); }
.trust-grid { display: grid; gap: 1.5rem; }
.trust-item .k {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  margin-bottom: 0.35rem;
}
.trust-item .v { color: #efe9dd; }
@media (min-width: 768px) {
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
}

/* prose for the GDPR page */
.prose h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; letter-spacing: -0.01em; margin-top: 2.5rem; margin-bottom: 0.75rem; }
.prose h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; margin-top: 1.5rem; margin-bottom: 0.4rem; }
.prose p { margin-bottom: 1rem; color: var(--color-ink-2); }
.prose ul { margin: 0 0 1.25rem 0; padding-left: 0; list-style: none; }
.prose ul li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--color-ink-2);
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 0.62rem;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--color-accent);
  border-radius: 1px;
}
.prose .first { margin-top: 0; }

/* a definition-style table for the EU architecture */
.arch-table { width: 100%; border-collapse: collapse; margin: 0.5rem 0 1.5rem; }
.arch-table td { border-top: 1px solid var(--color-line); padding: 0.85rem 0; vertical-align: top; }
.arch-table td:first-child {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  width: 38%;
  padding-right: 1rem;
}
.arch-table td:last-child { color: var(--color-ink-2); }

/* ── Page-load reveal ────────────────────────────────────────── */
@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; animation: rise 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
.reveal-1 { animation-delay: 0.05s; }
.reveal-2 { animation-delay: 0.14s; }
.reveal-3 { animation-delay: 0.23s; }
.reveal-4 { animation-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { animation: none; opacity: 1; }
  .btn, html { transition: none; scroll-behavior: auto; }
}

/* ── Language switch ─────────────────────────────────────────── */
.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.lang-switch a {
  padding: 0.4rem 0.55rem;
  text-decoration: none;
  color: var(--color-muted);
  line-height: 1;
}
.lang-switch a + a { border-left: 1px solid var(--color-line); }
.lang-switch a:hover { color: var(--color-ink); background: var(--color-paper-2); }
.lang-switch a[aria-current="true"] { color: var(--color-paper); background: var(--color-ink); }

/* ── FAQ ─────────────────────────────────────────────────────── */
.faq-item { border-top: 1px solid var(--color-line); padding: 1.5rem 0; }
.faq-item h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
}
.faq-item p { margin-top: 0.55rem; color: var(--color-ink-2); max-width: 44rem; }

/* ── Disclaimer ──────────────────────────────────────────────── */
.disclaimer {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--color-muted);
}

/* aside line under a ledger row */
.row-aside {
  margin-top: 0.85rem;
  font-size: 0.95rem;
  color: var(--color-muted);
  max-width: 44rem;
}
.row-aside a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }