/* ============================================================
   KZ EDX Pro 2 Type-C — Landing Page
   Playful dark audio aesthetic. Vanilla CSS, no build step.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  --bg:        #08080f;
  --bg-2:      #0d0d1c;
  --surface:   rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border:    rgba(255, 255, 255, 0.09);

  --text:      #f4f6fb;
  --muted:     #9aa3b8;
  --dim:       #6b7488;

  --cyan:      #22d3ee;
  --cyan-d:    #06b6d4;
  --purple:    #a855f7;
  --magenta:   #d946ef;
  --amber:     #fbbf24;
  --pink:      #f472b6;
  --green:     #34d399;
  --red:       #fb7185;

  --accent:    var(--cyan);
  --accent-2:  var(--purple);

  --grad: linear-gradient(100deg, var(--cyan), var(--magenta) 55%, var(--purple));
  --grad-soft: linear-gradient(135deg, rgba(34,211,238,.16), rgba(168,85,247,.16));

  --radius:   18px;
  --radius-l: 28px;
  --radius-s: 12px;

  --shadow:   0 18px 50px -20px rgba(0, 0, 0, .7);
  --glow:     0 0 0 1px rgba(34,211,238,.25), 0 18px 60px -22px rgba(34,211,238,.55);

  /* IEM shell color (driven by JS color switcher) */
  --shell-hi: #3a3a48;
  --shell-lo: #1a1a22;

  --ease-bounce: cubic-bezier(.34, 1.56, .64, 1);
  --ease:        cubic-bezier(.22, 1, .36, 1);

  --container: 1180px;
  --font-head: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
h1, h2, h3 { font-family: var(--font-head); font-weight: 800; line-height: 1.05; letter-spacing: -.02em; }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.narrow { width: min(100% - 2.5rem, 820px); margin-inline: auto; }

/* ---------- Animated background ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; background: radial-gradient(120% 90% at 70% -10%, #14142b 0%, var(--bg) 55%); }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .45; animation: drift 18s ease-in-out infinite; }
.blob--1 { width: 46vw; height: 46vw; background: var(--cyan);   top: -8%;  left: -6%; }
.blob--2 { width: 40vw; height: 40vw; background: var(--purple); top: 30%;  right: -10%; animation-delay: -6s; }
.blob--3 { width: 34vw; height: 34vw; background: var(--magenta); bottom: -10%; left: 20%; animation-delay: -12s; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(100% 70% at 50% 0%, #000 30%, transparent 80%);
}
@keyframes drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(4vw, 5vh) scale(1.08); }
  66%      { transform: translate(-3vw, -3vh) scale(.95); }
}

/* ---------- Reusable bits ---------- */
.kicker {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .18em;
  text-transform: uppercase; color: var(--cyan); padding: .35rem .8rem;
  border: 1px solid rgba(34,211,238,.3); border-radius: 999px; background: rgba(34,211,238,.06);
  margin-bottom: 1rem;
}
.kicker--accent { color: var(--magenta); border-color: rgba(217,70,239,.3); background: rgba(217,70,239,.06); }
.grad {
  background: var(--grad); background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 5s linear infinite;
}
@keyframes shimmer { to { background-position: 200% center; } }
.hl-red { color: var(--red); }

.section { padding: clamp(4rem, 9vw, 7rem) 0; position: relative; }
.section--tint { background: linear-gradient(180deg, transparent, rgba(168,85,247,.05), transparent); }
.section__head { text-align: center; max-width: 680px; margin: 0 auto 3rem; }
.section__head h2 { font-size: clamp(1.9rem, 5vw, 3.1rem); margin-bottom: 1rem; }
.section__lead { color: var(--muted); font-size: 1.05rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-weight: 700; font-size: .95rem; padding: .8rem 1.4rem; border-radius: 999px;
  transition: transform .22s var(--ease-bounce), box-shadow .22s var(--ease), background .2s;
  white-space: nowrap;
}
.btn--lg { padding: 1.05rem 1.9rem; font-size: 1.05rem; }
.btn--primary { background: var(--grad); color: #06121a; box-shadow: 0 12px 30px -10px rgba(34,211,238,.6); }
.btn--primary:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 18px 40px -10px rgba(34,211,238,.8); }
.btn--accent { background: var(--amber); color: #1a1300; box-shadow: 0 12px 30px -10px rgba(251,191,36,.55); }
.btn--accent:hover { transform: translateY(-3px) scale(1.03); }
.btn--ghost { background: var(--surface); border: 1px solid var(--border); color: var(--text); }
.btn--ghost:hover { background: var(--surface-2); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.96); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  background: rgba(8,8,15,.6); border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.nav__inner { display: flex; align-items: center; gap: 1.2rem; height: 68px; }
.brand { display: flex; align-items: center; gap: .5rem; font-family: var(--font-head); font-weight: 600; font-size: 1.15rem; }
.brand__mark { font-size: 1.4rem; filter: drop-shadow(0 0 10px rgba(34,211,238,.6)); animation: float 3.5s ease-in-out infinite; }
.brand__text b { color: var(--cyan); }
.nav__links { display: flex; gap: 1.6rem; margin-left: auto; }
.nav__links a { color: var(--muted); font-weight: 600; font-size: .92rem; transition: color .2s; position: relative; }
.nav__links a::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--grad); border-radius: 2px; transition: width .25s var(--ease-bounce); }
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { width: 100%; }
.nav__actions { display: flex; align-items: center; gap: .6rem; }
.nav__actions .btn--ghost { padding: .55rem 1rem; }
.cart-count {
  display: inline-grid; place-items: center; min-width: 22px; height: 22px; padding: 0 .35rem;
  background: var(--cyan); color: #06121a; border-radius: 999px; font-size: .78rem; font-weight: 800;
  transition: transform .2s var(--ease-bounce);
}
.cart-count.bump { animation: bump .5s var(--ease-bounce); }
@keyframes bump { 0%{transform:scale(1)} 40%{transform:scale(1.5)} 100%{transform:scale(1)} }
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav__toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ---------- Hero ---------- */
.hero { padding: clamp(3rem, 7vw, 5.5rem) 0 4rem; position: relative; }
.hero__inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 3rem; align-items: center; }
.hero__copy { max-width: 600px; }

.badge {
  display: inline-flex; align-items: center; gap: .4rem; font-size: .82rem; font-weight: 600;
  padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); color: var(--muted); margin-bottom: 1.4rem;
}
.badge--new i { color: var(--amber); font-style: normal; font-weight: 800; letter-spacing: .1em; }
.hero__title { font-size: clamp(2.6rem, 7vw, 4.6rem); margin-bottom: 1rem; }
.hero__sub { font-size: clamp(1.1rem, 2.5vw, 1.4rem); color: var(--text); margin-bottom: .8rem; }
.hero__sub b { color: var(--cyan); }
.hero__desc { color: var(--muted); font-size: 1.08rem; margin-bottom: 1.8rem; }

.price { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.8rem; flex-wrap: wrap; }
.price__main { display: flex; align-items: baseline; gap: .7rem; }
.price__now { font-family: var(--font-head); font-size: 2.6rem; font-weight: 800; color: var(--text); }
.price__now small { font-size: 1.4rem; color: var(--cyan); }
.price__was { color: var(--dim); text-decoration: line-through; font-size: 1.1rem; }
.price__save {
  background: rgba(251,191,36,.14); color: var(--amber); border: 1px solid rgba(251,191,36,.3);
  padding: .35rem .8rem; border-radius: 999px; font-weight: 700; font-size: .9rem;
}

.hero__cta { display: flex; gap: .8rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.trust-inline { display: flex; flex-wrap: wrap; gap: 1.1rem; color: var(--muted); font-size: .88rem; }
.trust-inline li { display: flex; align-items: center; gap: .35rem; }
.trust-inline li::before { color: var(--green); }

/* ---------- Hero visual ---------- */
.hero__visual { position: relative; display: flex; flex-direction: column; align-items: center; }
.stage { position: relative; width: min(440px, 90%); aspect-ratio: 1; display: grid; place-items: center; }
.ring {
  position: absolute; width: 60%; aspect-ratio: 1; border-radius: 50%;
  border: 2px solid var(--accent); opacity: 0; animation: pulse 3.4s ease-out infinite;
}
.ring.r2 { animation-delay: 1.1s; border-color: var(--magenta); }
.ring.r3 { animation-delay: 2.2s; border-color: var(--purple); }
@keyframes pulse { 0%{transform:scale(.5);opacity:.7} 100%{transform:scale(1.7);opacity:0} }

.iem { width: 64%; height: auto; position: relative; z-index: 2; animation: float 5s ease-in-out infinite; filter: drop-shadow(0 24px 40px rgba(0,0,0,.5)); }
.iem-shell { fill: url(#shellGrad); stroke: rgba(255,255,255,.18); stroke-width: 1.5; }
/* Drive the resin-shell gradient from CSS so the color switcher (which sets
   --shell-hi / --shell-lo on :root) actually repaints the SVG. Custom props
   don't resolve inside presentation attributes, only via CSS. */
#shellGrad stop:nth-child(1) { stop-color: var(--shell-hi); }
#shellGrad stop:nth-child(2) { stop-color: var(--shell-lo); }
.iem-glass { fill: none; stroke: rgba(255,255,255,.45); stroke-width: 4; stroke-linecap: round; opacity: .6; }
.iem-face { fill: url(#metalGrad); }
.iem-driver { fill: #0b0b14; stroke: rgba(34,211,238,.4); stroke-width: 1.5; }
.iem-driver-core { fill: var(--cyan); animation: glow 2s ease-in-out infinite; }
@keyframes glow { 0%,100%{opacity:.6} 50%{opacity:1; filter: drop-shadow(0 0 6px var(--cyan))} }
.iem-nozzle { fill: #1e293b; stroke: rgba(255,255,255,.2); }
.iem-tip { fill: url(#tipGrad); opacity: .9; }
.iem-pin { fill: url(#plugGrad); }
.iem-cable { fill: none; stroke: url(#cableGrad); stroke-width: 7; stroke-linecap: round; }
.iem-waves path { fill: none; stroke: var(--cyan); stroke-width: 3; stroke-linecap: round; opacity: .55; animation: waves 1.8s ease-in-out infinite; }
.iem-waves path:nth-child(2){ animation-delay: .3s; stroke: var(--magenta); }
.iem-waves path:nth-child(3){ animation-delay: .6s; stroke: var(--purple); }
@keyframes waves { 0%,100%{opacity:0; transform: translateY(6px)} 50%{opacity:.7; transform: translateY(0)} }

@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }

.chip {
  position: absolute; z-index: 3; font-size: .78rem; font-weight: 700; padding: .4rem .8rem;
  border-radius: 999px; background: rgba(13,13,28,.85); border: 1px solid var(--border);
  backdrop-filter: blur(6px); box-shadow: var(--shadow); white-space: nowrap;
}
.chip--a { top: 8%; left: -4%; color: var(--cyan); border-color: rgba(34,211,238,.35); }
.chip--b { top: 20%; right: -6%; color: var(--magenta); border-color: rgba(217,70,239,.35); }
.chip--c { bottom: 24%; left: -8%; color: var(--amber); border-color: rgba(251,191,36,.35); }
.chip--d { bottom: 14%; right: -2%; color: var(--green); border-color: rgba(52,211,153,.35); }
.floaty { animation: float 4s ease-in-out infinite; }
.chip--b { animation-delay: -1s; }
.chip--c { animation-delay: -2s; }
.chip--d { animation-delay: -3s; }

/* equalizer */
.eq { display: flex; align-items: flex-end; gap: 6px; height: 60px; margin-top: 1rem; }
.eq span {
  width: 7px; border-radius: 4px; background: var(--grad); height: 10px;
  animation: eq 1.1s ease-in-out infinite;
}
.eq span:nth-child(2){animation-delay:.1s} .eq span:nth-child(3){animation-delay:.25s}
.eq span:nth-child(4){animation-delay:.4s} .eq span:nth-child(5){animation-delay:.15s}
.eq span:nth-child(6){animation-delay:.3s} .eq span:nth-child(7){animation-delay:.05s}
.eq span:nth-child(8){animation-delay:.35s} .eq span:nth-child(9){animation-delay:.2s}
.eq span:nth-child(10){animation-delay:.45s} .eq span:nth-child(11){animation-delay:.12s}
@keyframes eq { 0%,100%{height:8px} 50%{height:52px} }

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; padding: 1.1rem 0; border-block: 1px solid var(--border); background: rgba(255,255,255,.02); }
.marquee__track { display: flex; gap: 1.8rem; width: max-content; animation: scroll 26s linear infinite; }
.marquee__track span { font-family: var(--font-head); font-weight: 700; font-size: 1.15rem; color: var(--muted); white-space: nowrap; }
.marquee__track span:nth-child(even) { color: var(--cyan); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Problem ---------- */
.pains { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.pain {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.4rem 1.2rem; text-align: center; position: relative;
  transition: transform .3s var(--ease-bounce), border-color .3s;
}
.pain::before { content: "✕"; position: absolute; top: .8rem; right: .9rem; color: var(--red); font-weight: 800; opacity: .6; }
.pain:hover { transform: translateY(-6px) rotate(-1deg); border-color: rgba(251,113,133,.4); }
.pain__ico { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--red); margin-bottom: .6rem; opacity: .8; }
.pain h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.pain p { font-size: .88rem; color: var(--muted); }
.bridge { text-align: center; margin-top: 2.2rem; font-family: var(--font-head); font-weight: 700; color: var(--cyan); font-size: 1.1rem; animation: float 2.4s ease-in-out infinite; }

/* ---------- Solution ---------- */
.section--solution { background: radial-gradient(80% 60% at 50% 50%, rgba(168,85,247,.08), transparent 70%); }
.solution { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: center; }
.driver { position: relative; width: min(320px, 80%); aspect-ratio: 1; margin-inline: auto; display: grid; place-items: center; }
.driver__ring { position: absolute; border-radius: 50%; border: 2px solid var(--purple); opacity: .3; animation: pulse 3.4s ease-out infinite; }
.driver__ring.d1 { width: 100%; }
.driver__ring.d2 { width: 75%; border-color: var(--magenta); animation-delay: 1s; }
.driver__ring.d3 { width: 50%; border-color: var(--cyan); animation-delay: 2s; }
.driver__core {
  position: relative; z-index: 2; width: 46%; aspect-ratio: 1; border-radius: 50%;
  display: grid; place-items: center; background: var(--grad); color: #06121a;
  font-family: var(--font-head); font-weight: 800; font-size: clamp(1.6rem, 5vw, 2.6rem);
  box-shadow: 0 0 60px -5px rgba(34,211,238,.6);
}
.driver__core span { font-size: .4em; vertical-align: super; }
.solution__copy h2 { font-size: clamp(1.8rem, 4.5vw, 2.8rem); margin-bottom: 1rem; }
.tags { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; }
.tag {
  padding: .5rem 1rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
  font-weight: 600; font-size: .9rem; transition: transform .25s var(--ease-bounce), border-color .25s;
}
.tag:hover { transform: translateY(-3px) rotate(-1deg); border-color: var(--accent); }

/* ---------- Card grids ---------- */
.grid { display: grid; gap: 1.2rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.7rem 1.5rem; transition: transform .3s var(--ease-bounce), box-shadow .3s, border-color .3s;
  position: relative; overflow: hidden;
}
.card::after {
  content: ""; position: absolute; inset: 0; background: var(--grad-soft); opacity: 0;
  transition: opacity .3s; pointer-events: none;
}
.card:hover { transform: translateY(-8px) rotate(-.6deg); border-color: rgba(34,211,238,.35); box-shadow: var(--shadow); }
.card:hover::after { opacity: 1; }
.card__ico { font-size: 2rem; display: inline-block; margin-bottom: .8rem; transition: transform .3s var(--ease-bounce); }
.card:hover .card__ico { transform: scale(1.2) rotate(-8deg); }
.card h3 { font-size: 1.2rem; margin-bottom: .5rem; position: relative; z-index: 1; }
.card p { color: var(--muted); font-size: .95rem; position: relative; z-index: 1; }
.card--feature { text-align: left; }

/* ---------- Specs ---------- */
.specs { display: grid; grid-template-columns: .85fr 1.15fr; gap: 3rem; align-items: start; }
.specs__head h2 { font-size: clamp(1.8rem, 4.5vw, 2.6rem); margin-bottom: .8rem; }
.swatches { display: flex; align-items: center; gap: .6rem; margin-top: 1.6rem; flex-wrap: wrap; }
.swatches__label { color: var(--muted); font-size: .9rem; font-weight: 600; }
.swatch {
  width: 30px; height: 30px; border-radius: 50%; background: var(--sw);
  border: 2px solid var(--border); transition: transform .2s var(--ease-bounce), box-shadow .2s;
  position: relative;
}
.swatch:hover { transform: scale(1.15); }
.swatch.is-active { box-shadow: 0 0 0 3px var(--bg), 0 0 0 5px var(--cyan); transform: scale(1.1); }
.swatches__value { color: var(--cyan); font-weight: 700; margin-left: .3rem; }

.speclist { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.speclist > div { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 1.3rem; border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); transition: background .2s; }
.speclist > div:nth-child(2n) { border-right: none; }
.speclist > div:nth-last-child(-n+2) { border-bottom: none; }
.speclist > div:hover { background: var(--surface-2); }
.speclist dt { color: var(--muted); font-size: .85rem; font-weight: 600; }
.speclist dd { color: var(--text); font-weight: 700; text-align: right; font-size: .92rem; }

/* ---------- Audience chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }
.aud {
  padding: .7rem 1.3rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
  font-weight: 600; font-size: .95rem; transition: transform .25s var(--ease-bounce), border-color .25s, background .25s;
}
.aud:hover { transform: translateY(-4px) rotate(-1.5deg); border-color: var(--accent); background: var(--surface-2); }

/* ---------- Reviews ---------- */
.review {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.7rem 1.5rem; transition: transform .3s var(--ease-bounce), border-color .3s;
}
.review:hover { transform: translateY(-6px); border-color: rgba(251,191,36,.35); }
.stars { color: var(--amber); letter-spacing: .1em; margin-bottom: .8rem; font-size: 1.05rem; }
.review blockquote { font-size: 1.02rem; line-height: 1.55; margin-bottom: 1rem; }
.review figcaption { color: var(--muted); font-size: .9rem; font-weight: 600; }
.review figcaption span { color: var(--cyan); }

/* ---------- Trust ---------- */
.trustgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.trust {
  display: flex; align-items: center; gap: .9rem; padding: 1.2rem 1.4rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  transition: transform .25s var(--ease-bounce), border-color .25s;
}
.trust:hover { transform: translateY(-4px); border-color: var(--accent); }
.trust span { font-size: 1.5rem; }
.trust p { font-weight: 600; font-size: .95rem; }

/* ---------- FAQs ---------- */
.faqs { display: grid; gap: .8rem; }
.faq {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: .2rem 1.3rem; transition: border-color .25s, background .25s;
}
.faq[open] { border-color: rgba(34,211,238,.4); background: var(--surface-2); }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; cursor: pointer;
  padding: 1rem 0; font-weight: 700; font-size: 1.02rem; list-style: none; transition: color .2s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-size: 1.5rem; font-weight: 400; color: var(--cyan); transition: transform .3s var(--ease-bounce);
  flex-shrink: 0;
}
.faq[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--cyan); }
.faq p { color: var(--muted); padding-bottom: 1.1rem; }

/* ---------- Final CTA ---------- */
.section--cta { padding-block: clamp(4rem, 8vw, 6rem); }
.cta {
  text-align: center; max-width: 760px; margin-inline: auto;
  background: linear-gradient(160deg, rgba(34,211,238,.1), rgba(168,85,247,.12));
  border: 1px solid rgba(34,211,238,.25); border-radius: var(--radius-l);
  padding: clamp(2.2rem, 5vw, 3.5rem); box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.cta__spark { font-size: 2rem; display: inline-block; animation: float 3s ease-in-out infinite; }
.cta h2 { font-size: clamp(1.9rem, 5vw, 3rem); margin: .6rem 0 1.2rem; }
.cta__price { font-size: 1.4rem; color: var(--muted); margin-bottom: 1.5rem; }
.cta__price b { font-family: var(--font-head); font-size: 2.4rem; color: var(--text); }
.cta__price b small { color: var(--cyan); font-size: 1.3rem; }
.cta__was { color: var(--dim); text-decoration: line-through; font-size: 1rem; }
.cta__includes { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-bottom: 1.8rem; }
.cta__includes li { background: var(--surface); border: 1px solid var(--border); padding: .45rem 1rem; border-radius: 999px; font-size: .9rem; font-weight: 600; }
.cta__btns { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; margin-bottom: 1.3rem; }
.cta__trust { color: var(--muted); font-size: .85rem; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 2.5rem 0 5rem; background: rgba(8,8,15,.5); }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: .8rem; text-align: center; }
.footer__brand { font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; }
.footer__brand b { color: var(--cyan); }
.footer__links { display: flex; gap: 1.5rem; }
.footer__links a { color: var(--muted); font-size: .9rem; transition: color .2s; }
.footer__links a:hover { color: var(--cyan); }
.footer__note { color: var(--muted); font-size: .85rem; max-width: 480px; }
.footer__copy { color: var(--dim); font-size: .8rem; }

/* ---------- Sticky buy bar ---------- */
.buybar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .8rem 1.2rem; margin: 0 auto 1rem; width: min(100% - 2rem, var(--container));
  background: rgba(13,13,28,.92); backdrop-filter: blur(14px); border: 1px solid var(--border);
  border-radius: 999px; box-shadow: var(--shadow);
  transform: translateY(140%); transition: transform .4s var(--ease-bounce);
}
.buybar.show { transform: translateY(0); }
.buybar__info { display: flex; flex-direction: column; line-height: 1.2; }
.buybar__name { font-weight: 700; font-size: .95rem; }
.buybar__name b { color: var(--cyan); }
.buybar__price { font-weight: 800; color: var(--amber); }
.buybar__price s { color: var(--dim); font-weight: 400; font-size: .85rem; margin-left: .3rem; }
.buybar .btn { padding: .7rem 1.5rem; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 5.5rem; left: 50%; transform: translate(-50%, 140%);
  z-index: 200; background: var(--grad); color: #06121a; font-weight: 700;
  padding: .85rem 1.5rem; border-radius: 999px; box-shadow: 0 14px 40px -10px rgba(34,211,238,.6);
  transition: transform .4s var(--ease-bounce); max-width: 90vw; text-align: center;
}
.toast.show { transform: translate(-50%, 0); }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s var(--ease), transform .7s var(--ease-bounce); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .hero__inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero__copy { order: 2; text-align: center; margin-inline: auto; }
  .hero__visual { order: 1; }
  .hero__cta, .trust-inline, .price { justify-content: center; }
  .solution { grid-template-columns: 1fr; }
  .specs { grid-template-columns: 1fr; gap: 2rem; }
  .pains { grid-template-columns: repeat(2, 1fr); }
  .pain:nth-child(5) { grid-column: span 2; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .trustgrid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__actions .btn--ghost .cart-label { display: none; }
  .nav__actions .btn--primary { display: none; }
  .nav__links.open {
    display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(8,8,15,.97); backdrop-filter: blur(16px); padding: 1.5rem 2rem; gap: 1.2rem;
    border-bottom: 1px solid var(--border);
  }
}
@media (max-width: 560px) {
  .pains { grid-template-columns: 1fr; }
  .pain:nth-child(5) { grid-column: span 1; }
  .grid--3 { grid-template-columns: 1fr; }
  .trustgrid { grid-template-columns: 1fr; }
  .speclist { grid-template-columns: 1fr; }
  .speclist > div { border-right: none !important; }
  .speclist > div:nth-last-child(2) { border-bottom: 1px solid var(--border); }
  .btn--lg { width: 100%; }
  .hero__cta { width: 100%; }
  .price__now { font-size: 2.2rem; }
  .buybar { border-radius: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}