/* ─────────────────────────────────────────────────────────────
   RankForge — Editorial dark luxury
   Typography: Fraunces (display) + Inter (body) + JetBrains Mono (chips)
   Palette: oklch, purple-biased near-black surface
   ───────────────────────────────────────────────────────────── */

:root {
  --bg-surface: oklch(12% 0.012 285);
  --bg-elev-1: oklch(16% 0.015 285);
  --bg-elev-2: oklch(19% 0.018 285);
  --bg-hi: oklch(22% 0.02 285);

  --ink-hi: oklch(97% 0.005 285);
  --ink-mid: oklch(78% 0.015 285);
  --ink-low: oklch(60% 0.02 285);
  --ink-dim: oklch(45% 0.015 285);

  --brand: oklch(72% 0.19 285);
  --brand-hi: oklch(80% 0.21 285);
  --brand-dim: oklch(55% 0.15 285 / 0.35);
  --brand-glow: oklch(72% 0.19 285 / 0.18);

  --accent-warm: oklch(82% 0.12 70);
  --accent-cool: oklch(80% 0.14 200);
  --accent-wa: oklch(68% 0.18 155);
  --accent-wa-hi: oklch(74% 0.18 155);

  --line: oklch(28% 0.015 285);
  --line-strong: oklch(36% 0.02 285);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;

  --space-section: clamp(4.5rem, 3rem + 7vw, 9rem);
  --gutter: clamp(1.25rem, 1rem + 2vw, 3rem);

  --text-micro: 0.72rem;
  --text-small: 0.88rem;
  --text-base: clamp(1rem, 0.95rem + 0.18vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
  --text-h3: clamp(1.5rem, 1rem + 2vw, 2rem);
  --text-h2: clamp(2rem, 1rem + 3.5vw, 3.75rem);
  --text-hero: clamp(2.75rem, 1rem + 7vw, 6.75rem);

  --dur-fast: 150ms;
  --dur: 260ms;
  --dur-slow: 520ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  --maxw: 1240px;

  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

/* ───────── Reset / base ─────────────────────────────────── */

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

html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  background: var(--bg-surface);
  color: var(--ink-hi);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-hi);
  padding: 6px 10px;
  border: 1px solid var(--brand-dim);
  border-radius: 999px;
  margin-bottom: 1.25rem;
  background: var(--brand-glow);
}

.h2 {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.02;
  margin: 0;
  color: var(--ink-hi);
}
.h2 em {
  font-style: italic;
  font-weight: 500;
  color: var(--brand-hi);
}
.h2__accent {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  color: var(--ink-mid);
}

/* ───────── Atmospheric layers ──────────────────────────── */

.grain {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.04;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.aurora {
  position: fixed;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 90vw;
  height: 90vw;
  max-width: 1600px;
  max-height: 1600px;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 30% 30%, oklch(70% 0.21 285 / 0.22), transparent 45%),
    radial-gradient(circle at 70% 60%, oklch(70% 0.18 220 / 0.18), transparent 50%),
    radial-gradient(circle at 50% 85%, oklch(68% 0.17 320 / 0.15), transparent 50%);
  filter: blur(80px);
  animation: drift 22s ease-in-out infinite alternate;
}

@keyframes drift {
  0%   { transform: translate(-50%, 0) rotate(0deg); }
  100% { transform: translate(-50%, 4%) rotate(12deg); }
}

@media (prefers-reduced-motion: reduce) {
  .aurora { animation: none; }
  html { scroll-behavior: auto; }
}

main, header, footer { position: relative; z-index: 1; }

/* ───────── Nav ─────────────────────────────────────────── */

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.25rem var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.nav__mark {
  display: grid;
  place-items: center;
  filter: drop-shadow(0 4px 12px var(--brand-glow));
}
.nav__wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}
.nav__parent {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin-left: 0.25rem;
  padding-left: 0.6rem;
  border-left: 1px solid var(--line);
}
.nav__links {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
  margin-right: 1rem;
  font-size: 0.92rem;
  color: var(--ink-mid);
}
.nav__links a {
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--dur) var(--ease);
}
.nav__links a:hover { color: var(--ink-hi); }
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur) var(--ease);
}
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }

@media (max-width: 720px) {
  .nav__links { display: none; }
  .nav__parent { display: none; }
}

/* ───────── Buttons ─────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.7rem 1.15rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--dur) var(--ease),
              background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn--small { padding: 0.5rem 0.95rem; font-size: 0.85rem; }
.btn--large { padding: 0.95rem 1.6rem; font-size: 1rem; }
.btn--full { width: 100%; }

.btn--primary {
  background: linear-gradient(140deg, var(--brand-hi), var(--brand));
  color: white;
  box-shadow:
    inset 0 1px 0 oklch(100% 0 0 / 0.25),
    0 12px 28px -10px var(--brand-glow);
}
.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 oklch(100% 0 0 / 0.3),
    0 16px 36px -10px oklch(72% 0.19 285 / 0.35);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: oklch(100% 0 0 / 0.04);
  color: var(--ink-hi);
  border-color: var(--line-strong);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  background: oklch(100% 0 0 / 0.07);
  border-color: var(--brand);
  color: var(--brand-hi);
}

.btn--wa {
  background: var(--accent-wa);
  color: white;
  box-shadow: 0 10px 24px -10px oklch(68% 0.18 155 / 0.5);
}
.btn--wa:hover {
  background: var(--accent-wa-hi);
  transform: translateY(-1px);
}

/* ───────── Hero ─────────────────────────────────────────── */

.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3rem, 2rem + 5vw, 6rem) var(--gutter) var(--space-section);
  text-align: left;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 6px 14px 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-mid);
  background: oklch(100% 0 0 / 0.03);
  border: 1px solid var(--line);
  border-radius: 999px;
  margin-bottom: 1.75rem;
}
.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-wa);
  box-shadow: 0 0 0 0 var(--accent-wa);
  animation: pulse 2.2s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 oklch(68% 0.18 155 / 0.55); }
  70%  { box-shadow: 0 0 0 12px oklch(68% 0.18 155 / 0); }
  100% { box-shadow: 0 0 0 0 oklch(68% 0.18 155 / 0); }
}

.hero__headline {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--text-hero);
  line-height: 0.96;
  letter-spacing: -0.035em;
  margin: 0 0 1.75rem;
  color: var(--ink-hi);
  max-width: 16ch;
}
.hero__line { display: block; }
.hero__line--accent {
  background: linear-gradient(110deg, var(--brand-hi) 15%, var(--accent-cool) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__line--italic {
  font-style: italic;
  font-weight: 300;
  color: var(--ink-mid);
}

.hero__sub {
  max-width: 56ch;
  font-size: var(--text-lg);
  color: var(--ink-mid);
  margin: 0 0 2.25rem;
  line-height: 1.5;
}
.hero__sub strong {
  color: var(--ink-hi);
  font-weight: 600;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 4rem;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem 2.25rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--line);
}
.trust__item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.trust__num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 1.5rem + 1.5vw, 3rem);
  letter-spacing: -0.03em;
  color: var(--brand-hi);
  line-height: 1;
}
.trust__label {
  font-size: 0.85rem;
  color: var(--ink-low);
  line-height: 1.4;
}
.trust__divider {
  width: 1px;
  align-self: stretch;
  background: var(--line);
}
@media (max-width: 640px) {
  .trust__divider { display: none; }
}

/* ───────── Difference ───────────────────────────────────── */

.difference {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--space-section) var(--gutter);
}
.difference__grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}
@media (max-width: 900px) {
  .difference__grid { grid-template-columns: 1fr; gap: 2rem; }
}

.difference__table {
  background: var(--bg-elev-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1rem;
  overflow: hidden;
}

.diff-row {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  align-items: center;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}
.diff-row:last-child { border-bottom: none; }
.diff-row [role="rowheader"] {
  color: var(--ink-mid);
}
.diff-row--head {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line-strong);
}
.diff-col--us { color: var(--brand-hi); }

.diff-check {
  font-weight: 500;
  color: var(--ink-low);
  font-size: 0.9rem;
}
.diff-check--partial { color: var(--accent-warm); }
.diff-check--miss { color: var(--ink-dim); }
.diff-check--us {
  color: var(--brand-hi);
  font-weight: 600;
}

/* ───────── Pillars (bento) ──────────────────────────────── */

.pillars {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--space-section) var(--gutter);
}
.pillars__head {
  display: grid;
  grid-template-columns: 1fr minmax(0, 1.2fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 3rem;
}
.pillars__head .eyebrow { margin-bottom: 0; }
@media (max-width: 800px) {
  .pillars__head { grid-template-columns: 1fr; gap: 1rem; }
}

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: 14px;
}
.pill {
  position: relative;
  grid-column: span 2;
  padding: 1.75rem 1.75rem 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-elev-1), var(--bg-surface));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.pill:hover {
  border-color: var(--brand-dim);
  transform: translateY(-2px);
}
.pill--lg { grid-column: span 3; }
@media (max-width: 900px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .pill, .pill--lg { grid-column: span 2; }
}
@media (max-width: 500px) {
  .bento { grid-template-columns: 1fr; }
}

.pill::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--gx, 70%) var(--gy, 0%), var(--glow, var(--brand-glow)), transparent 55%);
  opacity: 0.55;
  pointer-events: none;
}
.pill--aeo { --glow: oklch(70% 0.18 200 / 0.18); }
.pill--aio { --glow: oklch(76% 0.16 80 / 0.18); }
.pill--sxo { --glow: oklch(72% 0.17 340 / 0.18); }
.pill--geo { --glow: oklch(74% 0.2 150 / 0.18); --gx: 80%; --gy: 80%; }
.pill--seo { --glow: oklch(70% 0.21 285 / 0.22); }

.pill__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  position: relative;
  z-index: 1;
}
.pill__chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-low);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: oklch(100% 0 0 / 0.02);
}
.pill__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-h3);
  letter-spacing: -0.02em;
  color: var(--ink-hi);
}
.pill__desc {
  margin: 0;
  color: var(--ink-mid);
  position: relative;
  z-index: 1;
  line-height: 1.55;
}
.pill__outcomes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.92rem;
  color: var(--ink-mid);
  position: relative;
  z-index: 1;
}
.pill__outcomes li {
  padding-left: 1.3rem;
  position: relative;
}
.pill__outcomes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 10px;
  height: 1px;
  background: var(--brand-hi);
}

.pill__tag {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: oklch(82% 0.12 70 / 0.12);
  color: var(--accent-warm);
  border: 1px solid oklch(82% 0.12 70 / 0.35);
  z-index: 1;
}

/* ───────── Tiers ─────────────────────────────────────────── */

.tiers {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--space-section) var(--gutter);
}
.tiers__head {
  margin-bottom: 3rem;
  max-width: 720px;
}
.tiers__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
@media (max-width: 800px) {
  .tiers__grid { grid-template-columns: 1fr; }
}

.tier {
  position: relative;
  padding: 2rem 2rem 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--bg-elev-1), var(--bg-surface));
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.tier--featured {
  border-color: var(--brand-dim);
  background:
    radial-gradient(circle at 100% 0%, var(--brand-glow), transparent 55%),
    linear-gradient(180deg, var(--bg-elev-2), var(--bg-elev-1));
  box-shadow: 0 24px 60px -30px var(--brand-glow);
}
.tier__ribbon {
  position: absolute;
  top: -1px;
  right: 1.5rem;
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: linear-gradient(140deg, var(--brand-hi), var(--brand));
  color: white;
}
.tier__head { display: flex; flex-direction: column; gap: 0.5rem; }
.tier__chip {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-low);
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.tier__chip--premium {
  color: var(--brand-hi);
  border-color: var(--brand-dim);
  background: var(--brand-glow);
}
.tier__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.75rem, 1.25rem + 1.5vw, 2.25rem);
  letter-spacing: -0.02em;
  color: var(--ink-hi);
}
.tier__name em { color: var(--brand-hi); font-style: italic; font-weight: 400; }
.tier__desc { margin: 0; color: var(--ink-mid); line-height: 1.55; }
.tier__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  color: var(--ink-mid);
  font-size: 0.95rem;
}
.tier__features li {
  padding-left: 1.5rem;
  position: relative;
}
.tier__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 12px;
  height: 1px;
  background: var(--brand-hi);
}
.tier__features strong { color: var(--ink-hi); font-weight: 600; }

/* ───────── Early access ─────────────────────────────────── */

.access {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--space-section) var(--gutter);
}
.access__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 1rem + 3vw, 4rem);
  align-items: start;
}
@media (max-width: 900px) {
  .access__grid { grid-template-columns: 1fr; }
}

.access__lead .eyebrow { margin-bottom: 1rem; }
.access__copy {
  color: var(--ink-mid);
  max-width: 52ch;
  line-height: 1.6;
  margin: 1.5rem 0 2.25rem;
}

.access__direct {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: oklch(100% 0 0 / 0.02);
}
.access__direct-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin: 0 0 0.85rem;
}

.access__form {
  background: var(--bg-elev-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 1rem + 2vw, 2.25rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem 1rem;
  box-shadow: 0 24px 60px -30px oklch(0% 0 0 / 0.4);
}
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-size: 0.82rem;
  color: var(--ink-mid);
  letter-spacing: -0.005em;
}
.field__opt {
  color: var(--ink-dim);
  font-size: 0.78rem;
  font-weight: 400;
}
.field input,
.field textarea {
  font: inherit;
  color: var(--ink-hi);
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  outline: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  width: 100%;
  resize: vertical;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--ink-dim); }
.field input:focus,
.field textarea:focus {
  border-color: var(--brand-hi);
  background: var(--bg-hi);
  box-shadow: 0 0 0 4px var(--brand-glow);
}
.field__note {
  font-size: 0.78rem;
  color: var(--ink-dim);
  margin: 0.65rem 0 0;
  text-align: center;
}

/* ───────── Footer ────────────────────────────────────────── */

.footer {
  border-top: 1px solid var(--line);
  padding: 3rem var(--gutter) 4rem;
  margin-top: var(--space-section);
}
.footer__grid {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 720px) {
  .footer__grid { grid-template-columns: 1fr; }
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.footer__tag { margin: 0; color: var(--ink-low); font-size: 0.9rem; }
.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--ink-mid);
}
.footer__nav a:hover { color: var(--brand-hi); }
.footer__legal {
  font-size: 0.85rem;
  color: var(--ink-low);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.footer__small { color: var(--ink-dim); font-size: 0.8rem; }

/* ───────── WhatsApp floating button ─────────────────────── */

.wa-float {
  position: fixed;
  bottom: clamp(1rem, 2vw, 1.5rem);
  right: clamp(1rem, 2vw, 1.5rem);
  z-index: 40;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: white;
  background: var(--accent-wa);
  box-shadow:
    0 0 0 10px oklch(68% 0.18 155 / 0.12),
    0 18px 40px -10px oklch(68% 0.18 155 / 0.5);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.wa-float:hover {
  background: var(--accent-wa-hi);
  transform: translateY(-2px) scale(1.03);
}
@media (prefers-reduced-motion: reduce) {
  .wa-float { transition: none; }
  .wa-float:hover { transform: none; }
}

/* ───────── Selection / focus ────────────────────────────── */

::selection { background: var(--brand-hi); color: var(--bg-surface); }

:focus-visible {
  outline: 2px solid var(--brand-hi);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}