:root {
  --red: #e6202a;
  --red-dark: #b30f18;
  --ink: #131416;
  --paper: #f4f1eb;
  --white: #fff;
  --muted: #696a6d;
  --line: rgba(19, 20, 22, .14);
  --radius: 22px;
  --shadow: 0 28px 80px rgba(20, 15, 14, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "DM Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .8rem 1rem; background: #fff; }
.skip-link:focus { top: 1rem; }

.site-header {
  height: 76px;
  padding: 0 clamp(24px, 5vw, 78px);
  display: flex;
  align-items: center;
  gap: 32px;
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font: 800 16px/1 "Manrope"; letter-spacing: .02em; }
.brand > span:last-child > span { color: var(--red); }
.brand-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--red);
  border-radius: 50% 50% 50% 12%;
  font-size: 18px;
  transform: rotate(-8deg);
}
.brand-mark::first-letter { transform: rotate(8deg); }
nav { margin-left: auto; display: flex; align-items: center; gap: clamp(18px, 2.4vw, 38px); font-size: 13px; font-weight: 600; }
nav a { opacity: .78; transition: opacity .2s; }
nav a:hover { opacity: 1; }
.header-cta { padding: 11px 17px; border: 1px solid rgba(255,255,255,.45); border-radius: 999px; font-size: 13px; font-weight: 700; }
.menu-button { display: none; }
.site-header.solid {
  position: sticky;
  background: #111214;
}
.site-header a[aria-current="page"] { opacity: 1; color: #fff; }

.page-hero {
  padding: 140px clamp(24px, 7vw, 110px) 56px;
  color: #fff;
  background: linear-gradient(120deg, #151618, #08090a 72%);
}
.page-hero h1 { max-width: 820px; font-size: clamp(42px, 6vw, 76px); }
.page-hero p { max-width: 640px; color: #a8aaae; font-size: 18px; line-height: 1.7; }

.download-grid, .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.download-grid + .download-grid { margin-top: 20px; }
.download-card .button { width: 100%; margin-top: 18px; }
.download-card, .contact-card, .legal-copy {
  padding: clamp(24px, 3vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.55);
}
.download-card.featured { color: #fff; background: #17181b; }
.download-card .hash, .mono { font-family: Consolas, "Courier New", monospace; font-size: 12px; word-break: break-all; color: var(--muted); }
.featured .hash { color: #b8bac0; }
.warning-note {
  margin-top: 28px;
  padding: 18px 20px;
  border-left: 3px solid var(--red);
  background: #efe8df;
  color: #4c4d51;
  line-height: 1.65;
}

.contact-form { display: grid; gap: 14px; }
.contact-form label { display: grid; gap: 6px; font-size: 13px; font-weight: 700; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.form-status { min-height: 1.4em; color: var(--muted); font-size: 14px; }

.legal-tabs { display: grid; grid-template-columns: 220px 1fr; border-top: 1px solid var(--line); }
.legal-copy h3 { margin-top: 28px; }
.legal-copy p, .legal-copy li { color: var(--muted); line-height: 1.75; }
.legal-copy ul { padding-left: 18px; }

.hero {
  min-height: 760px;
  padding: 150px clamp(24px, 7vw, 110px) 80px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: center;
  gap: 7vw;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 80% 30%, rgba(230,32,42,.2), transparent 30%),
    linear-gradient(120deg, #151618, #08090a 72%);
}
.hero-copy { position: relative; z-index: 2; max-width: 610px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 20px; color: var(--red); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.eyebrow span { display: inline-block; width: 26px; height: 2px; background: currentColor; }
.eyebrow.light { color: #ff5c64; }
h1, h2, h3 { font-family: "Manrope", sans-serif; letter-spacing: -.045em; }
h1 { max-width: 680px; margin: 0; font-size: clamp(48px, 6.4vw, 92px); line-height: .95; }
.hero-lede { max-width: 590px; margin: 30px 0; color: #a8aaae; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  cursor: pointer;
  font-weight: 700;
  transition: transform .2s, background .2s;
}
.button:hover { transform: translateY(-2px); }
.button.primary { color: #fff; background: var(--red); box-shadow: 0 12px 32px rgba(230,32,42,.26); }
.button.primary:hover { background: #fb303a; }
.button.secondary { color: #fff; border: 1px solid rgba(255,255,255,.3); }
.button.dark { color: #fff; background: var(--ink); }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 60px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.14); }
.hero-facts strong, .hero-facts span { display: block; }
.hero-facts strong { margin-bottom: 4px; font-size: 13px; }
.hero-facts span { color: #7f8186; font-size: 11px; line-height: 1.4; }

.hero-visual { min-width: 0; position: relative; perspective: 1200px; }
.product-window {
  position: relative;
  z-index: 3;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 15px;
  background: #17191e;
  box-shadow: 0 50px 100px rgba(0,0,0,.48);
  transform: rotateY(-7deg) rotateX(2deg);
}
.product-window img { width: 100%; min-height: 360px; object-fit: cover; object-position: top; background: #1b1e25; }
.window-bar { height: 39px; padding: 0 14px; display: flex; align-items: center; gap: 7px; color: #777c84; font-size: 9px; letter-spacing: .12em; }
.window-bar i { width: 8px; height: 8px; border-radius: 50%; background: #353942; }
.window-bar i:first-child { background: var(--red); }
.window-bar span { margin-left: 8px; }
.status-chip { position: absolute; right: -10px; bottom: -22px; z-index: 4; padding: 13px 18px; border: 1px solid rgba(255,255,255,.18); border-radius: 10px; background: rgba(21,23,27,.94); box-shadow: var(--shadow); font-size: 10px; letter-spacing: .11em; }
.status-chip i { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: #35d07f; box-shadow: 0 0 12px #35d07f; }
.signal-orbit { position: absolute; border: 1px solid rgba(230,32,42,.22); border-radius: 50%; }
.orbit-one { width: 460px; height: 460px; right: -170px; top: -110px; }
.orbit-two { width: 620px; height: 620px; right: -250px; top: -190px; }

.proof-strip { min-height: 68px; padding: 18px 5vw; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(20px, 4vw, 62px); color: #56575a; border-bottom: 1px solid var(--line); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.proof-strip span::before { content: "◆"; margin-right: clamp(20px, 4vw, 62px); color: var(--red); font-size: 7px; }
.proof-strip span:first-child::before { display: none; }
.section { padding: clamp(80px, 10vw, 150px) clamp(24px, 7vw, 110px); }
.section-heading { max-width: 760px; margin-bottom: 54px; }
.section-heading h2 { margin: 0; font-size: clamp(40px, 5vw, 72px); line-height: 1.02; }
.section-heading > p:last-child { color: var(--muted); }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section-heading.centered .eyebrow { justify-content: center; }

.product-tabs { display: grid; grid-template-columns: 260px 1fr; border-top: 1px solid var(--line); }
.tab-list { display: flex; flex-direction: column; border-right: 1px solid var(--line); }
.tab-list button { padding: 28px 24px; display: flex; gap: 18px; color: #96979a; background: none; border: 0; border-bottom: 1px solid var(--line); text-align: left; cursor: pointer; font-size: 11px; font-weight: 700; }
.tab-list button span { color: var(--ink); font-size: 16px; }
.tab-list button[aria-selected=true] { color: var(--red); box-shadow: inset 3px 0 var(--red); }
.tab-panel { min-height: 470px; padding: 54px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 55px; align-items: center; }
.tab-panel[hidden] { display: none; }
.tab-panel h3 { max-width: 440px; margin: 8px 0 20px; font-size: clamp(30px, 3.5vw, 48px); line-height: 1.08; }
.tab-panel p { color: var(--muted); line-height: 1.7; }
.tab-panel img { border-radius: 12px; box-shadow: var(--shadow); }
.product-kicker { color: var(--red) !important; font-size: 10px; font-weight: 800; letter-spacing: .13em; }
.feature-list { margin: 26px 0; padding: 0; list-style: none; }
.feature-list li { padding: 9px 0 9px 24px; position: relative; font-size: 14px; }
.feature-list li::before { content: "↗"; position: absolute; left: 0; color: var(--red); }
.text-link { color: var(--red); font-weight: 700; font-size: 14px; }
.text-link span { margin-left: 8px; }

.dark-section { color: #fff; background: #111214; }
.section-heading.horizontal { max-width: none; display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 10vw; }
.section-heading.horizontal > p { max-width: 460px; color: #919398; line-height: 1.8; }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.14); border-left: 1px solid rgba(255,255,255,.14); }
.capability-grid article { min-height: 250px; padding: 32px; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
.capability-grid b { color: var(--red); font-size: 11px; }
.capability-grid h3 { margin: 55px 0 12px; font-size: 23px; }
.capability-grid p { max-width: 330px; color: #888b90; line-height: 1.65; font-size: 14px; }

.compat-layout { display: grid; grid-template-columns: .55fr 1fr; gap: 8vw; }
.compat-selector { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.compat-selector button { padding: 24px 0; color: #8b8c8f; background: none; border: 0; border-bottom: 1px solid var(--line); text-align: left; cursor: pointer; font-size: 17px; font-weight: 700; }
.compat-selector button.active { color: var(--red); }
.compat-copy { min-height: 260px; padding: 42px; border-radius: var(--radius); background: #e8e4dc; }
.compat-copy h3 { margin: 8px 0 18px; font-size: clamp(28px, 3vw, 42px); }
.compat-copy p { max-width: 650px; color: var(--muted); line-height: 1.8; }
.compat-copy small { color: #5e5c58; }
.compat-tag { color: var(--red) !important; font-size: 10px; font-weight: 800; letter-spacing: .14em; }

.pricing { background: #ebe7df; }
.pricing-grid { max-width: 980px; margin: auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.price-card { padding: clamp(30px, 4vw, 54px); position: relative; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.55); }
.price-card.featured { color: #fff; background: #17181b; box-shadow: var(--shadow); transform: translateY(-12px); }
.plan { color: var(--red); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.price { margin: 22px 0 8px; font: 800 clamp(54px, 7vw, 78px)/1 "Manrope"; letter-spacing: -.07em; }
.price sup { vertical-align: top; font-size: 24px; }
.price span { font-size: 28px; }
.price-note { min-height: 42px; color: var(--muted); }
.featured .price-note { color: #94969a; }
.price-card ul { margin: 30px 0; padding: 25px 0; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; list-style: none; opacity: .82; }
.price-card li { padding: 8px 0; font-size: 14px; }
.price-card li::before { content: "✓"; margin-right: 10px; color: var(--red); font-weight: 800; }
.price-card .button { width: 100%; }
.best-value { position: absolute; right: 25px; top: 24px; padding: 7px 10px; border-radius: 999px; color: #fff; background: var(--red); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.commercial-note { margin-top: 36px; color: var(--muted); text-align: center; font-size: 12px; }
.pay-methods { margin-top: 18px; color: var(--muted); text-align: center; font-size: 13px; }

.faq { display: grid; grid-template-columns: .65fr 1fr; gap: 9vw; }
.accordion { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { padding: 24px 40px 24px 0; position: relative; cursor: pointer; font-weight: 700; list-style: none; }
summary::after { content: "+"; position: absolute; right: 8px; color: var(--red); font-size: 23px; }
details[open] summary::after { content: "−"; }
details p { margin: 0; padding: 0 50px 25px 0; color: var(--muted); line-height: 1.7; }
footer { padding: 50px clamp(24px, 7vw, 110px); display: grid; grid-template-columns: 1fr 2fr 1fr; align-items: start; gap: 30px; color: #818388; background: #0d0e10; font-size: 11px; }
.footer-brand { color: #fff; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px 22px; }
.footer-links a { color: #c9cacd; }
footer p:last-child { text-align: right; }

dialog { max-width: 520px; padding: 42px; color: var(--ink); border: 0; border-radius: var(--radius); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(7,8,9,.78); backdrop-filter: blur(5px); }
dialog h2 { margin: 0; font-size: 42px; }
dialog p { color: var(--muted); line-height: 1.7; }
.dialog-close { position: absolute; right: 18px; top: 12px; border: 0; background: none; cursor: pointer; font-size: 28px; }

@media (max-width: 900px) {
  .site-header { position: absolute; }
  .menu-button { margin-left: auto; display: block; color: #fff; background: none; border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 8px 13px; }
  nav { display: none; position: absolute; top: 67px; left: 20px; right: 20px; padding: 22px; flex-direction: column; align-items: flex-start; color: #fff; background: #17181b; border-radius: 14px; }
  nav.open { display: flex; }
  .header-cta { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 140px; }
  .hero-visual { margin-top: 25px; }
  .product-tabs { grid-template-columns: 1fr; }
  .tab-list { flex-direction: row; border-right: 0; }
  .tab-list button { flex: 1; }
  .tab-panel { padding: 38px 0; grid-template-columns: 1fr; }
  .section-heading.horizontal, .faq { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .compat-layout, .download-grid, .contact-grid, .legal-tabs { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; text-align: left; }
  footer p:last-child { text-align: left; }
}

@media (max-width: 620px) {
  .hero { min-height: 0; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .proof-strip { justify-content: flex-start; }
  .proof-strip span::before { display: none; }
  .tab-list button { padding: 20px 12px; }
  .tab-list button span { font-size: 13px; }
  .capability-grid, .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: none; }
  .section-heading h2 { font-size: 39px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}