:root {
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --surface: #ffffff;
  --text: #0b1220;
  --muted: #5b6577;
  --border: #e6e9ef;
  --primary: #0ea5e9;
  --primary-2: #7c3aed;
  --primary-3: #ec4899;
  --radius: 24px;
  --maxw: 1160px;
  --shadow: 0 30px 70px rgba(12, 20, 40, 0.14);
  --shadow-glow: 0 20px 60px rgba(124, 58, 237, 0.35);
}
[data-theme="dark"] {
  --bg: #070b14;
  --bg-soft: #0c1322;
  --surface: #111a2c;
  --text: #eef2f9;
  --muted: #9aa6bd;
  --border: #1e2942;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 20px 70px rgba(124, 58, 237, 0.5);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: color-mix(in srgb, var(--primary) 30%, transparent); }

/* ── Logo swap ── */
.brand-logo { height: 72px; width: auto; display: block; }
.footer-brand .brand-logo { height: 68px; }
.dark-only { display: none; }
[data-theme="dark"] .light-only { display: none; }
[data-theme="dark"] .dark-only { display: block; }

/* ── Nav ── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 20px;
  padding: 14px clamp(16px, 5vw, 40px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  backdrop-filter: saturate(180%) blur(22px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--border); }
.brand { display: flex; align-items: center; gap: 10px; }
.nav-menu { display: flex; align-items: center; gap: 24px; margin-left: auto; }
.nav-links { display: flex; gap: 28px; font-weight: 600; color: var(--muted); }
/* Hamburger — hidden on desktop, shown on mobile via the media query below. */
.nav-toggle { display: none; align-items: center; justify-content: center; flex-direction: column; gap: 5px; width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg-soft); cursor: pointer; padding: 0; }
.nav-toggle span { display: block; width: 20px; height: 2px; border-radius: 2px; background: var(--text); transition: transform .28s, opacity .2s; }
.nav-close { display: none; }
.nav-scrim { display: none; }
.nav-links a { position: relative; }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -5px; width: 0; height: 2px; background: linear-gradient(90deg, var(--primary), var(--primary-2)); transition: width .25s; }
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 12px; margin-left: 22px; }
.theme-toggle { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 12px; width: 40px; height: 40px; cursor: pointer; font-size: 17px; transition: transform .2s; }
.theme-toggle:hover { transform: rotate(-15deg) scale(1.08); }

/* ── Buttons ── */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 800; border-radius: 999px; padding: 14px 26px; transition: transform .18s ease, box-shadow .25s ease; cursor: pointer; border: none; overflow: hidden; }
.btn-sm { padding: 9px 17px; font-size: 14px; }
.btn-lg { padding: 17px 34px; font-size: 17px; }
.btn-primary { background: linear-gradient(120deg, var(--primary), var(--primary-2) 60%, var(--primary-3)); background-size: 200% 100%; color: #fff; box-shadow: 0 14px 36px color-mix(in srgb, var(--primary-2) 45%, transparent); }
.btn-primary:hover { transform: translateY(-3px) scale(1.02); background-position: 100% 0; box-shadow: 0 22px 50px color-mix(in srgb, var(--primary-2) 55%, transparent); }
.btn-primary::after { content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%; background: linear-gradient(100deg, transparent, rgba(255,255,255,.5), transparent); transform: skewX(-20deg); transition: left .6s; }
.btn-primary:hover::after { left: 130%; }
.btn-ghost { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.btn-ghost:hover { transform: translateY(-3px); border-color: var(--primary); color: var(--primary); }

/* ── Animated background ── */
@keyframes drift { 0% { transform: translate(0,0) scale(1); } 50% { transform: translate(4%, 3%) scale(1.12); } 100% { transform: translate(0,0) scale(1); } }
@keyframes floaty { 0% { transform: translateY(0) rotate(-3deg); } 50% { transform: translateY(-18px) rotate(-3deg); } 100% { transform: translateY(0) rotate(-3deg); } }
@keyframes floaty2 { 0% { transform: translateY(0); } 50% { transform: translateY(-12px); } 100% { transform: translateY(0); } }
@keyframes gradientText { 0% { background-position: 0% 50%; } 100% { background-position: 200% 50%; } }
@keyframes pop { 0% { opacity: 0; transform: scale(.8); } 100% { opacity: 1; transform: scale(1); } }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ── Hero ── */
.hero { position: relative; padding: clamp(48px, 9vw, 110px) clamp(16px, 5vw, 40px) clamp(40px, 6vw, 80px); overflow: hidden; }
.hero-glow { position: absolute; inset: -30% -10% auto -10%; height: 820px; z-index: 0; pointer-events: none;
  background:
    radial-gradient(46% 46% at 72% 8%, color-mix(in srgb, var(--primary) 42%, transparent), transparent 70%),
    radial-gradient(40% 40% at 22% 0%, color-mix(in srgb, var(--primary-2) 40%, transparent), transparent 70%),
    radial-gradient(36% 36% at 50% 30%, color-mix(in srgb, var(--primary-3) 28%, transparent), transparent 70%);
  filter: blur(30px); animation: drift 14s ease-in-out infinite;
}
.hero-inner { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center; }
.pill { display: inline-block; background: color-mix(in srgb, var(--surface) 70%, transparent); border: 1px solid var(--border); color: var(--text); padding: 8px 16px; border-radius: 999px; font-size: 13px; font-weight: 700; margin-bottom: 24px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); animation: pop .6s both; }
.hero h1 { font-size: clamp(38px, 7vw, 76px); line-height: 1.02; letter-spacing: -0.04em; font-weight: 900; }
.hero h1::after { content: ""; }
.grad, .hero h1 { background: linear-gradient(100deg, var(--text) 30%, var(--primary) 55%, var(--primary-2) 75%, var(--text)); background-size: 220% auto; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: gradientText 6s linear infinite; }
.lead { margin: 24px 0 34px; font-size: clamp(16px, 2vw, 20px); color: var(--muted); max-width: 34ch; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-badges { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 30px; color: var(--muted); font-size: 14px; font-weight: 700; }
.hero-badges span { animation: pop .6s both; }
.hero-art { display: flex; justify-content: center; perspective: 1200px; }

/* ── Phone mockups ── */
.phone { position: relative; width: 264px; aspect-ratio: 9 / 19.5; background: linear-gradient(160deg, #222b3f, #0a0e16); border-radius: 42px; padding: 11px; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,0.10); transition: transform .4s; }
.phone-hero { width: 312px; animation: floaty 6s ease-in-out infinite; box-shadow: var(--shadow), var(--shadow-glow); }
.phone-notch { position: absolute; top: 17px; left: 50%; transform: translateX(-50%); width: 96px; height: 24px; background: #000; border-radius: 999px; z-index: 2; }
.phone-screen { width: 100%; height: 100%; border-radius: 32px; overflow: hidden; background-size: cover; background-position: top center; }
.ph { display: flex; align-items: center; justify-content: center; background: linear-gradient(160deg, color-mix(in srgb, var(--primary) 26%, var(--surface)), var(--surface)); }
.ph-label { text-align: center; color: var(--muted); font-weight: 800; font-size: 14px; }
.ph-label small { font-weight: 500; font-size: 11px; opacity: .7; }
.ph-logo { width: 124px; height: 124px; border-radius: 28px; box-shadow: 0 12px 34px rgba(0,0,0,.2); }

/* ── Proof / marquee ── */
.proof { text-align: center; color: var(--muted); padding: 6px 20px 0; font-weight: 700; letter-spacing: .02em; }

/* ── Sections ── */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(56px, 9vw, 120px) clamp(16px, 5vw, 40px); }
.section-head { text-align: center; margin-bottom: 54px; }
.section-head h2 { font-size: clamp(30px, 5vw, 52px); letter-spacing: -0.035em; font-weight: 900; line-height: 1.05; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: clamp(16px, 2vw, 20px); }

/* ── Features ── */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; transition: transform .3s, box-shadow .3s, border-color .3s; overflow: hidden; }
.feature-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 120% at 0% 0%, color-mix(in srgb, var(--c, var(--primary)) 16%, transparent), transparent 50%); opacity: 0; transition: opacity .3s; }
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--c, var(--primary)) 50%, var(--border)); }
.feature-card:hover::before { opacity: 1; }
.feature-card:nth-child(1) { --c: #7c3aed; } .feature-card:nth-child(2) { --c: #0ea5e9; } .feature-card:nth-child(3) { --c: #16a34a; }
.feature-card:nth-child(4) { --c: #ea580c; } .feature-card:nth-child(5) { --c: #e11d48; } .feature-card:nth-child(6) { --c: #0d9488; }
.feature-ico { position: relative; width: 58px; height: 58px; border-radius: 18px; display: flex; align-items: center; justify-content: center; font-size: 28px; background: color-mix(in srgb, var(--c, var(--primary)) 18%, transparent); margin-bottom: 18px; transition: transform .3s; }
.feature-card:hover .feature-ico { transform: scale(1.12) rotate(-6deg); }
.feature-card h3 { font-size: 21px; letter-spacing: -0.01em; position: relative; }
.feature-card p { color: var(--muted); margin-top: 9px; position: relative; }

/* ── Roles ── */
.roles { background: var(--bg-soft); max-width: none; }
.role-tabs { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 28px; }
.role-tab { background: var(--surface); border: 1px solid var(--border); color: var(--muted); padding: 12px 22px; border-radius: 999px; font-weight: 800; cursor: pointer; transition: .25s; }
.role-tab:hover { transform: translateY(-2px); }
.role-tab.active { background: linear-gradient(120deg, var(--primary), var(--primary-2)); color: #fff; border-color: transparent; box-shadow: 0 10px 26px color-mix(in srgb, var(--primary-2) 40%, transparent); }
.role-panels { max-width: 680px; margin: 0 auto; }
.role-panel { display: none; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 34px; box-shadow: var(--shadow); }
.role-panel.active { display: block; animation: pop .4s both; }
.role-panel ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; }
.role-panel li { position: relative; padding-left: 30px; color: var(--text); font-weight: 600; }
.role-panel li::before { content: "✓"; position: absolute; left: 0; top: -1px; width: 20px; height: 20px; border-radius: 6px; background: color-mix(in srgb, var(--primary) 18%, transparent); color: var(--primary); font-weight: 900; font-size: 12px; display: flex; align-items: center; justify-content: center; }

/* ── Screens row ── */
.screens-row { display: flex; gap: 24px; overflow-x: auto; padding: 14px 4px 28px; scroll-snap-type: x mandatory; }
.screens-row .phone { flex: 0 0 auto; scroll-snap-align: center; animation: floaty2 7s ease-in-out infinite; }
.screens-row .phone:nth-child(even) { animation-delay: -3.5s; }
.screens-row::-webkit-scrollbar { height: 8px; }
.screens-row::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }

/* ── Download ── */
.download-card { position: relative; max-width: 820px; margin: 0 auto; text-align: center; background: linear-gradient(150deg, color-mix(in srgb, var(--primary) 16%, var(--surface)), color-mix(in srgb, var(--primary-2) 12%, var(--surface))); border: 1px solid var(--border); border-radius: 34px; padding: clamp(38px, 7vw, 70px); box-shadow: var(--shadow); overflow: hidden; }
.download-card::before { content: ""; position: absolute; inset: -50%; background: radial-gradient(40% 40% at 50% 0%, color-mix(in srgb, var(--primary) 30%, transparent), transparent 70%); animation: drift 12s ease-in-out infinite; pointer-events: none; }
.download-card h2 { position: relative; font-size: clamp(28px, 5vw, 46px); font-weight: 900; letter-spacing: -0.035em; }
.download-card > p { position: relative; color: var(--muted); margin-top: 12px; font-size: 18px; }
.store-row { position: relative; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin: 30px 0 16px; }
.store-badge { display: inline-flex; align-items: center; gap: 10px; background: var(--text); color: var(--bg); padding: 13px 20px; border-radius: 15px; font-weight: 700; opacity: .5; cursor: not-allowed; }
.store-badge small { display: block; font-size: 11px; opacity: .8; }
.store-badge b { font-size: 16px; }
.store-badge.live { opacity: 1; cursor: pointer; text-decoration: none; box-shadow: 0 6px 22px color-mix(in srgb, var(--primary) 50%, transparent); transition: transform .15s ease, box-shadow .15s ease; }
.store-badge.live:hover { transform: translateY(-2px); box-shadow: 0 12px 30px color-mix(in srgb, var(--primary) 65%, transparent); }
.store-ico { font-size: 20px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* ── FAQ (animated) ── */
.faq { max-width: 800px; margin: 0 auto; display: grid; gap: 14px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 0 24px; overflow: hidden; transition: border-color .25s, box-shadow .25s, background .25s; }
.faq details[open] { border-color: color-mix(in srgb, var(--primary) 50%, var(--border)); box-shadow: var(--shadow); }
.faq summary { position: relative; font-weight: 800; font-size: 17px; cursor: pointer; list-style: none; padding: 20px 40px 20px 0; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; border-radius: 8px; background: color-mix(in srgb, var(--primary) 16%, transparent); color: var(--primary); font-size: 20px; font-weight: 700; display: flex; align-items: center; justify-content: center; transition: transform .3s; }
.faq details[open] summary::after { content: "+"; transform: translateY(-50%) rotate(135deg); }
.faq details > p { color: var(--muted); padding-bottom: 22px; margin-top: -4px; animation: faqOpen .35s ease both; }
@keyframes faqOpen { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ── Footer ── */
.footer { border-top: 1px solid var(--border); background: var(--bg-soft); }
.footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 44px clamp(16px, 5vw, 40px); display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }
.footer-links { display: flex; gap: 24px; margin-left: auto; color: var(--muted); font-weight: 600; flex-wrap: wrap; }
.footer-links a:hover { color: var(--primary); }
.footer-copy { width: 100%; color: var(--muted); font-size: 13px; padding-top: 14px; border-top: 1px solid var(--border); }

/* ── Reveal ── */
.reveal { opacity: 0; transform: translateY(30px) scale(.985); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.feature-card.reveal:nth-child(2) { transition-delay: .07s; }
.feature-card.reveal:nth-child(3) { transition-delay: .14s; }
.feature-card.reveal:nth-child(5) { transition-delay: .07s; }
.feature-card.reveal:nth-child(6) { transition-delay: .14s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { display: flex; flex-direction: column; align-items: center; }
  .lead { max-width: 48ch; }
  .hero-actions, .hero-badges { justify-content: center; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .feature-grid { grid-template-columns: 1fr; }
  .role-panel ul { grid-template-columns: 1fr; }
  .brand-logo { height: 56px; }
}

/* ── Scroll progress bar ── */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 100;
  background: linear-gradient(90deg, var(--primary), var(--primary-2), var(--primary-3));
  transform: scaleX(0); transform-origin: 0 50%; will-change: transform;
}

/* Hero phone is parallaxed by JS — drop the keyframe so it doesn't fight the
   inline transform. (Keeps the glow drift.) */
.phone-hero { animation: none; will-change: transform; }

/* ── Sticky morphing showcase ── */
.showcase-inner { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: start; }
.showcase-sticky { position: sticky; top: 14vh; display: flex; justify-content: center; }
.phone-showcase { width: 320px; box-shadow: var(--shadow), var(--shadow-glow); }
.showcase-screens { position: relative; width: 100%; height: 100%; border-radius: 32px; overflow: hidden; }
.showcase-shot { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; opacity: 0; transform: scale(1.04); transition: opacity .55s ease, transform .7s ease; will-change: opacity, transform; }
.showcase-shot.is-active { opacity: 1; transform: scale(1); }
.showcase-steps { display: flex; flex-direction: column; }
.showcase-step { min-height: 74vh; display: flex; flex-direction: column; justify-content: center; opacity: .28; transform: translateY(8px); transition: opacity .45s ease, transform .45s ease; }
.showcase-step.is-active { opacity: 1; transform: none; }
.step-kicker { display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); background: color-mix(in srgb, var(--primary) 14%, transparent); padding: 6px 12px; border-radius: 999px; margin-bottom: 16px; }
.showcase-step h3 { font-size: clamp(26px, 3.4vw, 40px); letter-spacing: -0.03em; font-weight: 900; line-height: 1.08; }
.showcase-step p { color: var(--muted); margin-top: 12px; font-size: clamp(16px, 1.6vw, 19px); max-width: 32ch; }
.step-shot { display: none; }  /* desktop uses the sticky phone; mobile shows these */

@media (max-width: 900px) {
  /* Phones: the sticky single-phone + scroll-crossfade overlapped the text
     and cropped the shots. Drop it entirely and stack each step with its own
     full screenshot — no overlap, no zoom-crop, no scroll-timing glitches. */
  .showcase-inner { grid-template-columns: 1fr; gap: 0; }
  .showcase-sticky { display: none; }
  .showcase-steps { display: flex; flex-direction: column; gap: 8px; }
  .showcase-step { min-height: 0; opacity: 1 !important; transform: none !important; align-items: center; text-align: center; padding: 28px 0 8px; }
  .step-kicker { align-self: center; }
  .showcase-step p { margin: 12px auto 0; color: var(--text); }
  .step-shot {
    display: block; width: min(248px, 74vw); aspect-ratio: 9 / 19.5;
    object-fit: cover; object-position: top center;
    border-radius: 30px; margin: 0 auto 18px;
    border: 1px solid var(--border); box-shadow: var(--shadow);
    background: var(--surface);
  }
}
@media (prefers-reduced-motion: reduce) {
  .showcase-shot { transition: none; }
  .showcase-step { opacity: 1; transform: none; }
}

/* ── Support section ── */
.support-contact { max-width: 800px; margin: 0 auto 28px; display: flex; align-items: center; gap: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 18px 22px; }
.support-contact-ico { font-size: 26px; line-height: 1; }
.support-contact div { flex: 1; min-width: 0; }
.support-contact b { font-weight: 800; }
.support-contact p { color: var(--muted); margin-top: 2px; font-size: 14px; }
.faq-group { max-width: 800px; margin: 0 auto 26px; }
.faq-group-title { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 900; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); margin: 0 4px 12px; }
.faq-group-title span { font-size: 18px; }

/* ── Mobile nav: centered logo + hamburger menu ── */
@media (max-width: 900px) {
  .nav { justify-content: center; position: sticky; }
  .nav-toggle { display: flex; position: absolute; left: clamp(14px, 5vw, 40px); top: 50%; transform: translateY(-50%); }
  .brand { margin: 0; }                 /* centered by the nav's justify-content */
  .nav-menu {
    position: fixed; left: 0; right: 0; top: 0; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 84px clamp(16px, 6vw, 40px) 28px;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-110%); opacity: 0; pointer-events: none;
    transition: transform .32s cubic-bezier(.4,0,.2,1), opacity .25s;
    z-index: 49;
  }
  .nav-close { display: flex; align-items: center; justify-content: center; position: absolute; top: 18px; right: clamp(14px, 6vw, 40px); width: 40px; height: 40px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg-soft); color: var(--text); font-size: 18px; line-height: 1; cursor: pointer; }
  .nav-links { flex-direction: column; gap: 4px; }
  .nav-links a { padding: 14px 6px; font-size: 18px; font-weight: 700; color: var(--text); border-bottom: 1px solid var(--border); }
  .nav-links a::after { display: none; }
  .nav-cta { margin: 18px 0 0; flex-direction: column; align-items: stretch; gap: 12px; }
  .nav-cta .btn { width: 100%; text-align: center; }
  .nav-cta .theme-toggle { align-self: flex-end; }
  .nav.open .nav-menu { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-scrim { display: block; position: fixed; inset: 0; z-index: 48; background: color-mix(in srgb, #000 36%, transparent); opacity: 0; pointer-events: none; transition: opacity .25s; }
  .nav.open .nav-scrim { opacity: 1; pointer-events: auto; }
  .support-contact { flex-direction: column; text-align: center; }
}