/* ═══════════════════════════════════════════════════════════════════
   v2 SHARED — animations + nav + footer + utilities used across
   every v2-*.html page. Pairs with /preview/design-system.css.
   ═══════════════════════════════════════════════════════════════════ */

:root {
  --accent: #22D3EE;
  --accent-soft: rgba(34,211,238,0.07);
  --accent-ring: rgba(34,211,238,0.22);
  --accent-hover: #67E8F9;
  --hair: rgba(255,255,255,0.06);
  --hair-strong: rgba(255,255,255,0.10);
  --hair-faint: rgba(255,255,255,0.04);
  --surface: rgba(255,255,255,0.02);
  --surface-2: rgba(255,255,255,0.035);
  --ink-0: #fff;
  --ink-1: rgba(255,255,255,0.72);
  --ink-2: rgba(255,255,255,0.52);
  --ink-3: rgba(255,255,255,0.34);
  --ink-4: rgba(255,255,255,0.20);
}

html { scroll-behavior: smooth; }
body { font-size: 14.5px; letter-spacing: -0.006em; background: #030614; }
body::before, body::after { display: none !important; }

/* ── Reveal on scroll ──────────────────────────────────────── */
[data-reveal] {
  opacity: 0; transform: translateY(14px);
  transition: opacity .65s cubic-bezier(.16,.84,.3,1), transform .65s cubic-bezier(.16,.84,.3,1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
[data-reveal].in { opacity: 1; transform: none; }

[data-reveal-stagger] > * {
  opacity: 0; transform: translateY(12px);
  transition: opacity .5s cubic-bezier(.16,.84,.3,1), transform .5s cubic-bezier(.16,.84,.3,1);
  will-change: opacity, transform;
}
[data-reveal-stagger].in > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 40ms; }
[data-reveal-stagger].in > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 100ms; }
[data-reveal-stagger].in > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 160ms; }
[data-reveal-stagger].in > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 220ms; }
[data-reveal-stagger].in > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 280ms; }
[data-reveal-stagger].in > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 340ms; }
[data-reveal-stagger].in > *:nth-child(7) { opacity: 1; transform: none; transition-delay: 400ms; }
[data-reveal-stagger].in > *:nth-child(8) { opacity: 1; transform: none; transition-delay: 460ms; }
[data-reveal-stagger].in > *:nth-child(n+9) { opacity: 1; transform: none; transition-delay: 520ms; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-stagger] > * {
    opacity: 1; transform: none; transition: none;
  }
}

/* ── NAV ───────────────────────────────────────────────────── */
.v2-nav {
  height: 64px;
  background: rgba(3,6,20,0.72);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  border-bottom: 1px solid var(--hair);
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 4px;
  padding: 0 28px;
}
.v2-nav .brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; flex-shrink: 0;
  padding: 6px 4px; border-radius: 8px;
  transition: opacity .15s;
}
.v2-nav .brand:hover { opacity: .85; }
.v2-nav .brand img { height: 26px; width: auto; }
.v2-nav .brand-word { font-weight: 600; font-size: 15.5px; color: #fff; letter-spacing: -0.028em; margin-left: 2px; }
.v2-nav .spacer { flex: 1; }

.v2-nav .nav-link {
  position: relative;
  font-size: 13.5px; font-weight: 500; color: var(--ink-1);
  text-decoration: none;
  padding: 9px 14px;
  margin: 0 1px;
  border-radius: 7px;
  letter-spacing: -0.005em;
  transition: color .15s, background .15s;
}
.v2-nav .nav-link:hover { color: #fff; background: rgba(255,255,255,0.04); }
.v2-nav .nav-link.active { color: #fff; }
.v2-nav .nav-link.active::after {
  content: ''; position: absolute;
  left: 14px; right: 14px; bottom: -1px; height: 2px;
  background: var(--accent);
  border-radius: 1px 1px 0 0;
  box-shadow: 0 0 10px rgba(34,211,238,0.5);
}

.v2-auth-slot {
  display: flex; align-items: center; gap: 10px;
  margin-left: 18px; flex-shrink: 0;
}
.v2-nav-signin {
  font-size: 13px; color: var(--ink-1); text-decoration: none;
  padding: 7px 10px; border-radius: 6px;
  transition: color .15s, background .15s;
}
.v2-nav-signin:hover { color: #fff; background: rgba(255,255,255,0.04); }

/* User pill (signed-in state) */
.v2-user-pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 4px 12px 4px 5px;
  border-radius: 100px; background: var(--surface); border: 1px solid var(--hair-strong);
  cursor: pointer; position: relative;
  font-size: 13px; color: #fff;
  transition: border-color .2s, background .2s, box-shadow .2s;
  user-select: none; flex-shrink: 0;
  outline: none;
}
.v2-user-pill:hover,
.v2-user-pill:focus-visible { border-color: var(--accent-ring); background: var(--surface-2); }
.v2-user-pill:focus-visible { box-shadow: 0 0 0 3px rgba(34,211,238,0.18); }
.v2-user-pill.open {
  border-color: var(--accent-ring);
  box-shadow: 0 0 0 3px rgba(34,211,238,0.14);
}
.v2-user-avatar {
  width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, #22D3EE, #3B82F6);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 600;
  color: #030614; letter-spacing: 0.04em;
  box-shadow: 0 0 0 1px rgba(34,211,238,0.25), 0 4px 10px -2px rgba(34,211,238,0.25);
}
.v2-user-name {
  font-weight: 500; max-width: 120px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  display: inline-block; line-height: 1;
}
.v2-user-chev {
  color: var(--ink-3); transition: transform .2s, color .15s;
  width: 12px; height: 12px; flex-shrink: 0;
}
.v2-user-pill:hover .v2-user-chev { color: var(--ink-1); }
.v2-user-pill.open .v2-user-chev { transform: rotate(180deg); color: var(--accent); }

/* Dropdown menu — absolutely positioned so it never flows inline with the pill */
.v2-user-menu {
  position: absolute;
  top: calc(100% + 10px); right: 0; min-width: 232px;
  background: rgba(10,15,30,0.96);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border: 1px solid var(--hair-strong); border-radius: 12px;
  padding: 6px;
  box-shadow: 0 24px 48px -14px rgba(0,0,0,0.75),
              0 0 0 1px rgba(255,255,255,0.02) inset;
  opacity: 0; transform: translateY(-6px) scale(.97);
  pointer-events: none; transition: opacity .18s cubic-bezier(.16,.84,.3,1),
                                    transform .18s cubic-bezier(.16,.84,.3,1);
  display: flex; flex-direction: column; gap: 1px;
  z-index: 100;
}
.v2-user-pill.open .v2-user-menu { opacity: 1; transform: none; pointer-events: auto; }
.v2-user-menu a,
.v2-user-menu button {
  display: block; width: 100%;
  padding: 10px 14px; text-align: left;
  font-size: 13px; line-height: 1.3;
  color: var(--ink-1); text-decoration: none;
  border: 0; background: transparent; cursor: pointer;
  border-radius: 8px;
  font-family: inherit;
  transition: background .12s, color .12s, padding-left .12s;
  appearance: none; -webkit-appearance: none; box-shadow: none;
}
.v2-user-menu a:hover,
.v2-user-menu a:focus-visible,
.v2-user-menu button:hover,
.v2-user-menu button:focus-visible {
  background: var(--surface-2); color: #fff;
  padding-left: 16px;
  outline: none;
}
.v2-user-menu button {
  border-top: 1px solid var(--hair); margin-top: 4px; padding-top: 12px;
  color: var(--ink-2); background: transparent;
}
.v2-user-menu button:hover { color: #FCA5A5; }

/* ── Buttons ───────────────────────────────────────────────── */
/* Base button reset — applies when .btn is combined with a variant. */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 10px 18px;
  font-size: 13.5px; font-weight: 600; letter-spacing: -0.005em;
  border-radius: 8px; cursor: pointer; text-decoration: none;
  font-family: inherit; line-height: 1;
  transition: transform .2s, box-shadow .2s, border-color .2s, background .2s, color .2s;
  position: relative; overflow: hidden;
  outline: none;
}
.btn:focus-visible { box-shadow: 0 0 0 3px rgba(34,211,238,0.28); }
.btn-sm { padding: 7px 14px; font-size: 12.5px; border-radius: 7px; }

/* When the button sits inside the nav auth slot, dial the glow down so it
   doesn't look oversized in a 64px nav height. */
.v2-auth-slot .btn-min {
  box-shadow: 0 0 0 1px rgba(255,255,255,0.05),
              0 4px 12px -6px rgba(255,255,255,0.2),
              0 0 14px -6px rgba(34,211,238,0.28);
}
.v2-auth-slot .btn-min:hover {
  box-shadow: 0 0 0 1px rgba(255,255,255,0.09),
              0 6px 16px -6px rgba(255,255,255,0.28),
              0 0 20px -6px rgba(34,211,238,0.4);
}
.btn-lg { padding: 13px 22px; font-size: 14.5px; border-radius: 10px; }

.btn-min {
  background: #fff; color: #030614;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04),
              0 8px 24px -10px rgba(255,255,255,0.18),
              0 0 28px -12px rgba(34,211,238,0.25);
}
.btn-min:hover {
  color: #030614; transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08),
              0 14px 32px -10px rgba(255,255,255,0.28),
              0 0 38px -10px rgba(34,211,238,0.45);
}
.btn-min::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(34,211,238,0.4) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .9s cubic-bezier(.16,.84,.3,1);
  pointer-events: none;
}
.btn-min:hover::after { transform: translateX(120%); }

.btn-outline {
  background: rgba(255,255,255,0.015); color: #fff;
  border: 1px solid var(--hair-strong);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.01) inset,
              0 4px 14px -6px rgba(0,0,0,0.4);
}
.btn-outline:hover {
  border-color: rgba(34,211,238,0.42);
  background: rgba(34,211,238,0.04);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(34,211,238,0.14) inset,
              0 10px 24px -10px rgba(0,0,0,0.5),
              0 0 24px -10px rgba(34,211,238,0.35);
}

.btn-accent {
  background: var(--accent); color: #030614;
  border: 1px solid transparent;
  box-shadow: 0 0 0 1px rgba(34,211,238,0.32),
              0 10px 28px -12px rgba(34,211,238,0.55),
              0 0 24px -10px rgba(34,211,238,0.45);
}
.btn-accent:hover {
  background: var(--accent-hover); color: #030614;
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(34,211,238,0.5),
              0 14px 34px -10px rgba(34,211,238,0.7),
              0 0 40px -8px rgba(34,211,238,0.6);
}

/* Ghost — use when you want a link-shaped control that still looks like a button. */
.btn-ghost {
  background: transparent; color: var(--ink-1);
  border: 1px solid transparent;
}
.btn-ghost:hover { color: #fff; background: rgba(255,255,255,0.04); }

/* ── Headline gradient phrase (static, no animation) ───────── */
.grad {
  background: linear-gradient(92deg, #A5F3FC 0%, #22D3EE 55%, #3B82F6 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 600; font-style: normal;
}

/* ── Generic section heads ─────────────────────────────────── */
.sec { padding: 96px 0; position: relative; }
@media (max-width: 1080px) { .sec { padding: 80px 0; } }
@media (max-width: 760px)  { .sec { padding: 64px 0; } }
@media (max-width: 480px)  { .sec { padding: 48px 0; } }
.sec + .sec { padding-top: 0; }
/* When sections are separated by a divider, the divider already provides
   visual breathing space — don't double-pad on top of it. */
.rule + .sec, .rule-grad + .sec { padding-top: 48px; }
@media (max-width: 760px) { .rule + .sec, .rule-grad + .sec { padding-top: 36px; } }
.sec-head { max-width: 680px; margin: 0 0 48px; }
@media (max-width: 760px) { .sec-head { margin: 0 0 36px; } }
.sec-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; font-family: var(--font-mono); font-weight: 500;
  color: var(--accent); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 20px;
}
.sec-eyebrow::before { content: ''; width: 20px; height: 1px; background: var(--accent); transition: width .8s cubic-bezier(.16,.84,.3,1); }
.sec-eyebrow.draw-in::before { width: 0; }
.sec-eyebrow.draw-in.in::before { width: 20px; }
@media (prefers-reduced-motion: reduce) {
  .sec-eyebrow.draw-in::before { width: 20px; transition: none; }
}
.sec-head h2 {
  font-size: 40px; font-weight: 600; letter-spacing: -0.028em;
  line-height: 1.14; margin: 0 0 16px; color: #fff;
}
@media (max-width: 760px) { .sec-head h2 { font-size: 30px; } }
.sec-head .lede { font-size: 16px; color: var(--ink-2); line-height: 1.6; max-width: 560px; }

.rule { height: 1px; background: var(--hair); max-width: 1200px; margin: 0 auto; }

/* ── Page hero (smaller than v2 home) ──────────────────────── */
.page-hero { position: relative; padding: 80px 0 64px; overflow: hidden; }
@media (max-width: 1080px) { .page-hero { padding: 64px 0 56px; } }
@media (max-width: 760px)  { .page-hero { padding: 48px 0 40px; } }
.page-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 720px 320px at 50% -220px, rgba(34,211,238,0.045), transparent 65%);
}
.page-hero .container { position: relative; }
.page-hero .eyebrow-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 12px 4px 10px; border-radius: 100px;
  background: var(--accent-soft); border: 1px solid var(--accent-ring);
  font-size: 11px; font-weight: 500; color: var(--accent);
  font-family: var(--font-mono); margin-bottom: 28px;
  letter-spacing: 0.02em;
}
.page-hero .eyebrow-pill .dot {
  width: 5px; height: 5px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 6px rgba(34,211,238,0.6);
}
.page-hero h1 {
  font-size: 52px; font-weight: 600; letter-spacing: -0.034em;
  line-height: 1.06; margin: 0 0 20px; color: #fff; max-width: 18ch;
}
@media (max-width: 760px) { .page-hero h1 { font-size: 32px; } }
.page-hero .lede { font-size: 16px; color: var(--ink-1); line-height: 1.6; max-width: 580px; }

/* ── Shared card ───────────────────────────────────────────── */
.v2-card {
  position: relative; overflow: hidden;
  padding: 24px; border-radius: 14px;
  background: var(--surface); border: 1px solid var(--hair);
  transition: border-color .25s, transform .25s, background .25s;
}
.v2-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: scaleX(0); transition: transform .35s cubic-bezier(.16,.84,.3,1);
}
.v2-card:hover { border-color: var(--accent-ring); transform: translateY(-2px); background: var(--surface-2); }
.v2-card:hover::before { transform: scaleX(1); }

/* ── CTA band shared ───────────────────────────────────────── */
.v2-cta {
  margin-top: 80px; padding: 64px 48px; border-radius: 16px;
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--hair);
  display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center;
}
.v2-cta::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 500px 220px at 0% 0%, rgba(34,211,238,0.08), transparent 60%),
    radial-gradient(ellipse 500px 220px at 100% 100%, rgba(139,92,246,0.05), transparent 60%);
}
.v2-cta > * { position: relative; }
@media (max-width: 760px) { .v2-cta { grid-template-columns: 1fr; padding: 40px 28px; } }
.v2-cta h2 {
  font-size: 30px; font-weight: 600; letter-spacing: -0.026em;
  margin-bottom: 12px; line-height: 1.18; color: #fff;
}
.v2-cta h2 em { font-style: normal; font-weight: 600;
  background: linear-gradient(92deg, #A5F3FC, #22D3EE, #3B82F6);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.v2-cta p { color: var(--ink-2); font-size: 14.5px; line-height: 1.6; max-width: 540px; }
.v2-cta .cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ── FOOTER ───────────────────────────────────────────────── */
.v2-footer { margin-top: 120px; padding: 56px 0 36px; border-top: 1px solid var(--hair); }
.v2-footer .grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 44px; font-size: 13px; color: var(--ink-2); }
@media (max-width: 760px) { .v2-footer .grid { grid-template-columns: 1fr 1fr; } }
.v2-footer .col-h { font-size: 10.5px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 18px; font-family: var(--font-mono); }
.v2-footer .col a { display: block; color: var(--ink-2); text-decoration: none; padding: 5px 0; font-size: 12.5px; transition: color .15s; }
.v2-footer .col a:hover { color: var(--accent); }
.v2-footer .bottom {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--hair);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 11.5px; color: var(--ink-3); font-family: var(--font-mono);
}
.v2-footer .bottom code { color: var(--accent); }

/* ── MOBILE PASS ──────────────────────────────────────────── */
@media (max-width: 860px) {
  /* Nav: collapse to burger */
  .v2-nav { padding: 0 18px; position: relative; }
  .v2-nav .nav-link { display: none; }
  .v2-nav .v2-auth-slot { display: none; }
  .v2-nav .brand-word { font-size: 15px; }
  .v2-nav .brand img { height: 24px; }
  .v2-nav .burger {
    display: inline-flex; align-items: center; justify-content: center;
    width: 38px; height: 38px; border-radius: 8px;
    background: transparent; border: 1px solid var(--hair-strong);
    color: #fff; cursor: pointer; flex-shrink: 0;
  }
  .v2-nav .burger svg { width: 18px; height: 18px; }
  .v2-nav.open .nav-link,
  .v2-nav.open .v2-auth-slot {
    display: flex; align-items: center;
  }
  .v2-nav.open {
    flex-wrap: wrap; height: auto; padding-top: 12px; padding-bottom: 16px;
    background: rgba(3,6,20,0.95); backdrop-filter: blur(20px);
  }
  .v2-nav.open .nav-link {
    width: 100%; padding: 12px 6px; margin: 0;
    border-bottom: 1px solid var(--hair); font-size: 15px;
  }
  .v2-nav.open .v2-auth-slot {
    width: 100%; margin-top: 12px; flex-direction: column; gap: 10px; align-items: stretch;
  }
  .v2-nav.open .v2-auth-slot a, .v2-nav.open .v2-auth-slot .btn {
    width: 100%; text-align: center; margin: 0;
  }
  .v2-nav .spacer { flex: 1; }

  /* Page hero tighter */
  .page-hero { padding: 48px 0 40px; }
  .page-hero h1 { font-size: 32px; }
  .page-hero .lede { font-size: 15px; }

  /* Section headings tighter */
  .sec-head h2 { font-size: 26px; }

  /* CTA band stacks */
  .v2-cta { padding: 36px 24px; }
  .v2-cta h2 { font-size: 24px; }

  /* Footer two-col already handled */
}

@media (max-width: 860px) {
  .v2-nav .burger { display: inline-flex; margin-left: auto; }
}
@media (min-width: 861px) {
  .v2-nav .burger { display: none; }
}

/* ── LQS ring (SVG stroke-dasharray pattern) ───────────────── */
.lqs-ring { display: inline-block; position: relative; }
.lqs-ring svg { transform: rotate(-90deg); display: block; }
.lqs-ring .bg { stroke: rgba(255,255,255,0.06); }
.lqs-ring .fg {
  stroke: url(#lqs-grad);
  stroke-linecap: round; transition: stroke-dashoffset 1.1s cubic-bezier(.16,.84,.3,1);
}
.lqs-ring .val {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 600; color: #fff; letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

/* ── Shared motion (every v2 page) ─────────────────────────── */

/* Ambient gradient drift on .has-amb sections */
.has-amb { position: relative; }
.has-amb::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: var(--amb, none);
  animation: amb-drift 32s ease-in-out infinite;
  will-change: transform;
}
.has-amb > * { position: relative; z-index: 1; }
.amb-tr { --amb: radial-gradient(ellipse 760px 380px at 100% 0%, rgba(34,211,238,0.06), transparent 65%); }
.amb-tl { --amb: radial-gradient(ellipse 760px 380px at 0% 0%, rgba(34,211,238,0.05), transparent 65%); }
.amb-bl { --amb: radial-gradient(ellipse 720px 360px at 0% 100%, rgba(139,92,246,0.05), transparent 60%); }
.amb-br { --amb: radial-gradient(ellipse 720px 360px at 100% 100%, rgba(139,92,246,0.045), transparent 60%); }
.amb-dual {
  --amb:
    radial-gradient(ellipse 660px 320px at 0% 0%, rgba(34,211,238,0.05), transparent 60%),
    radial-gradient(ellipse 720px 360px at 100% 100%, rgba(139,92,246,0.04), transparent 60%);
}
@keyframes amb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%      { transform: translate(-18px, 14px) scale(1.04); }
  50%      { transform: translate(22px, -10px) scale(1.02); }
  75%      { transform: translate(-12px, -18px) scale(1.05); }
}
.amb-tr::before { animation-delay: 0s; }
.amb-tl::before { animation-delay: -8s; }
.amb-bl::before { animation-delay: -16s; }
.amb-br::before { animation-delay: -22s; }
.amb-dual::before { animation-delay: -12s; }
@media (prefers-reduced-motion: reduce) {
  .has-amb::before { animation: none; }
}

/* Gradient shimmer on every <em class="grad"> phrase */
em.grad,
.grad {
  font-style: normal; font-weight: 600;
  background: linear-gradient(92deg, #A5F3FC 0%, #22D3EE 35%, #3B82F6 70%, #22D3EE 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: grad-shimmer 8s ease-in-out infinite;
}
@keyframes grad-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
@media (prefers-reduced-motion: reduce) {
  em.grad, .grad { animation: none; background-size: 100% 100%; }
}

/* Gradient hairline divider (replaces flat .rule when used) */
.rule-grad {
  height: 1px; max-width: 1200px; margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--hair-strong) 20%, var(--hair-strong) 80%, transparent);
  position: relative;
}
.rule-grad::after {
  content: ''; position: absolute; left: 50%; top: 0;
  width: 80px; height: 1px; transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent-ring), transparent);
}