:root {
  --bg: #071019;
  --bg-soft: #0b1722;
  --panel: #0d1b27;
  --panel-2: #102331;
  --ink: #ecf5f8;
  --muted: #9eb2bc;
  --line: rgba(255,255,255,.1);
  --accent: #50d2d0;
  --accent-strong: #72f0d7;
  --accent-blue: #59a9ff;
  --warm: #f3cf72;
  --white: #fff;
  --shadow: 0 30px 80px rgba(0,0,0,.35);
  --radius: 24px;
  --shell: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, textarea { font: inherit; }
button { color: inherit; }
.shell { width: min(calc(100% - 40px), var(--shell)); margin: 0 auto; }
.skip-link { position: fixed; top: 10px; left: 10px; transform: translateY(-150%); background: var(--white); color: #000; padding: 10px 14px; z-index: 1000; border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,16,25,.78);
  border-bottom: 1px solid rgba(255,255,255,.07);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.header-inner { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 760; letter-spacing: -.035em; font-size: 20px; }
.brand-accent { color: var(--accent); }
.brand-dot { font-size: 14px; color: var(--muted); letter-spacing: -.01em; }
.brand-mark { width: 34px; height: 34px; border: 1px solid rgba(114,240,215,.4); border-radius: 9px; display: grid; place-items: center; background: linear-gradient(145deg, rgba(80,210,208,.17), rgba(89,169,255,.08)); position: relative; box-shadow: inset 0 0 18px rgba(80,210,208,.08); }
.brand-mark:before, .brand-mark:after { content: ""; position: absolute; background: rgba(255,255,255,.18); }
.brand-mark:before { width: 1px; height: 100%; left: 33.33%; box-shadow: 10.7px 0 rgba(255,255,255,.18); }
.brand-mark:after { height: 1px; width: 100%; top: 33.33%; box-shadow: 0 10.7px rgba(255,255,255,.18); }
.brand-mark span { position: relative; z-index: 1; font-size: 12px; color: var(--accent-strong); font-weight: 800; }
.top-nav { display: flex; align-items: center; gap: 26px; font-size: 14px; color: var(--muted); }
.top-nav a { text-decoration: none; transition: color .2s ease, border-color .2s ease; }
.top-nav a:hover { color: var(--white); }
.top-nav .nav-offer { color: var(--white); border: 1px solid rgba(114,240,215,.36); border-radius: 999px; padding: 9px 15px; }

.hero { position: relative; overflow: hidden; padding: 92px 0 86px; background: radial-gradient(circle at 72% 22%, rgba(51,135,176,.12), transparent 27%), linear-gradient(180deg, #071019 0%, #08131d 100%); }
.hero:before { content: ""; position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(to bottom, black 0%, transparent 85%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero-glow-one { width: 470px; height: 470px; right: -140px; top: -100px; background: radial-gradient(circle, rgba(80,210,208,.09), transparent 70%); }
.hero-glow-two { width: 380px; height: 380px; left: -200px; bottom: -220px; background: radial-gradient(circle, rgba(89,169,255,.08), transparent 70%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.06fr .94fr; gap: 74px; align-items: center; }
.eyebrow { margin: 0 0 18px; text-transform: uppercase; letter-spacing: .16em; font-size: 12px; font-weight: 760; color: var(--accent); }
.status-dot { display: inline-block; width: 7px; height: 7px; background: var(--accent-strong); border-radius: 50%; margin-right: 8px; box-shadow: 0 0 15px rgba(114,240,215,.75); }
h1, h2, h3, p { text-wrap: pretty; }
h1 { margin: 0; max-width: 720px; font-size: clamp(46px, 6vw, 78px); line-height: .99; letter-spacing: -.063em; font-weight: 760; }
h1 span { background: linear-gradient(94deg, #fff 8%, #dff7f4 55%, #8be1dc 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
h1 em { font-size: .52em; color: var(--accent); font-style: normal; letter-spacing: -.03em; }
.hero-lead { max-width: 650px; margin: 27px 0 0; color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.65; }
.price-line { margin-top: 34px; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price-label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .12em; font-weight: 700; }
.price-line strong { font-size: 38px; letter-spacing: -.045em; line-height: 1; }
.price-currency { color: var(--muted); font-size: 12px; font-weight: 700; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; border-radius: 12px; padding: 0 20px; text-decoration: none; font-weight: 760; font-size: 14px; border: 1px solid transparent; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-2px); }
.button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.button-primary { color: #041111; background: linear-gradient(135deg, var(--accent-strong), var(--accent)); box-shadow: 0 12px 34px rgba(80,210,208,.16); }
.button-primary:hover { box-shadow: 0 16px 42px rgba(80,210,208,.26); }
.button-secondary { color: var(--white); background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.16); }
.button-secondary:hover { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.07); }
.market-note { max-width: 600px; color: #78909b; font-size: 12px; margin: 17px 0 0; }

.hero-art { min-width: 0; perspective: 1200px; }
.domain-card { max-width: 500px; margin-left: auto; padding: 22px; background: linear-gradient(145deg, rgba(18,39,53,.95), rgba(8,23,33,.94)); border: 1px solid rgba(255,255,255,.1); border-radius: 28px; box-shadow: var(--shadow); transform: rotateY(-3deg) rotateX(1.5deg); position: relative; overflow: hidden; }
.domain-card:before { content: ""; position: absolute; inset: -100px auto auto -80px; width: 290px; height: 290px; border-radius: 50%; background: radial-gradient(circle, rgba(80,210,208,.1), transparent 70%); }
.domain-card-top, .domain-card-foot { position: relative; display: flex; align-items: center; justify-content: space-between; color: var(--muted); text-transform: uppercase; font-size: 10px; letter-spacing: .15em; font-weight: 750; }
.available-pill { color: var(--accent-strong); border: 1px solid rgba(114,240,215,.25); background: rgba(114,240,215,.06); border-radius: 999px; padding: 6px 9px; }
.sudoku-board { position: relative; margin: 24px auto; width: min(100%, 360px); aspect-ratio: 1; display: grid; grid-template-columns: repeat(9, 1fr); border: 2px solid rgba(236,245,248,.72); background: rgba(4,13,20,.45); box-shadow: 0 0 0 8px rgba(255,255,255,.014), 0 22px 45px rgba(0,0,0,.26); }
.cell { display: grid; place-items: center; color: rgba(236,245,248,.82); font-size: clamp(12px, 1.7vw, 20px); font-weight: 620; border-right: 1px solid rgba(236,245,248,.13); border-bottom: 1px solid rgba(236,245,248,.13); }
.cell.filled { color: var(--accent-strong); text-shadow: 0 0 18px rgba(114,240,215,.25); }
.cell:nth-child(9n+3), .cell:nth-child(9n+6) { border-right: 2px solid rgba(236,245,248,.55); }
.cell:nth-child(n+19):nth-child(-n+27), .cell:nth-child(n+46):nth-child(-n+54) { border-bottom: 2px solid rgba(236,245,248,.55); }
.cell:nth-child(9n) { border-right: 0; }
.cell:nth-child(n+73) { border-bottom: 0; }
.domain-card-name { position: relative; text-align: center; font-weight: 760; font-size: clamp(22px, 2.5vw, 31px); letter-spacing: -.045em; }
.domain-card-name span { color: var(--accent); font-size: .65em; }
.domain-card-foot { justify-content: center; gap: 10px; margin-top: 18px; }
.domain-card-foot i { display: block; width: 3px; height: 3px; background: rgba(255,255,255,.2); border-radius: 50%; }

.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.018); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid > div { min-height: 105px; padding: 24px 26px; display: flex; flex-direction: column; justify-content: center; border-right: 1px solid var(--line); }
.trust-grid > div:first-child { border-left: 1px solid var(--line); }
.trust-grid strong { color: var(--white); font-size: 17px; letter-spacing: -.02em; }
.trust-grid span { color: var(--muted); font-size: 12px; margin-top: 4px; line-height: 1.5; }

.section { padding: 105px 0; }
.section-dark { background: linear-gradient(180deg, #09141e, #0a1721); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { max-width: 770px; margin-bottom: 48px; }
.section-heading.compact { margin-bottom: 0; }
h2 { margin: 0; font-size: clamp(36px, 5vw, 56px); line-height: 1.04; letter-spacing: -.052em; font-weight: 740; }
.section-heading > p:last-child { color: var(--muted); font-size: 18px; margin: 22px 0 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feature-card { min-height: 285px; padding: 27px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg, rgba(255,255,255,.03), rgba(255,255,255,.012)); transition: transform .2s ease, border-color .2s ease; }
.feature-card:hover { transform: translateY(-4px); border-color: rgba(80,210,208,.25); }
.feature-number { color: var(--accent); font-size: 11px; letter-spacing: .14em; font-weight: 760; }
.feature-card h3 { margin: 46px 0 13px; font-size: 21px; line-height: 1.2; letter-spacing: -.025em; }
.feature-card p { color: var(--muted); font-size: 14px; margin: 0; }

.sale-layout { display: grid; grid-template-columns: 1fr 410px; gap: 85px; align-items: center; }
.sale-layout h2 { max-width: 650px; }
.sale-intro { max-width: 700px; font-size: 18px; color: var(--muted); margin: 24px 0 0; }
.sale-intro strong { color: var(--white); }
.use-cases { margin-top: 33px; display: flex; gap: 9px; flex-wrap: wrap; }
.use-cases span { padding: 8px 12px; border: 1px solid rgba(255,255,255,.1); border-radius: 999px; color: #b9c9d0; background: rgba(255,255,255,.025); font-size: 12px; }
.buy-card { border: 1px solid rgba(114,240,215,.2); background: linear-gradient(155deg, rgba(18,40,51,.96), rgba(8,22,31,.96)); border-radius: 22px; padding: 30px; box-shadow: 0 25px 65px rgba(0,0,0,.27); }
.buy-card-label { color: var(--accent); text-transform: uppercase; letter-spacing: .14em; font-size: 11px; font-weight: 800; }
.buy-card-price { margin-top: 6px; font-size: 43px; font-weight: 760; letter-spacing: -.055em; }
.buy-card-price small { font-size: 11px; letter-spacing: .08em; color: var(--muted); }
.buy-card > p { color: var(--muted); font-size: 14px; margin: 8px 0 22px; }
.button-full { width: 100%; }
.text-link { display: block; text-align: center; color: var(--accent-strong); font-size: 13px; font-weight: 700; padding: 15px 5px 0; text-decoration: none; }
.buy-card-divider { height: 1px; background: var(--line); margin: 22px 0 0; }
.buy-card .small-print { font-size: 11px; color: #718792; line-height: 1.55; margin-bottom: 0; }
.buy-card .small-print strong { color: #9db2bc; }

.offer-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; align-items: start; }
.offer-copy { position: sticky; top: 120px; }
.offer-copy > p:not(.eyebrow) { color: var(--muted); font-size: 17px; max-width: 430px; }
.contact-note { margin-top: 34px; display: flex; gap: 13px; align-items: center; }
.contact-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 11px; border: 1px solid rgba(80,210,208,.18); background: rgba(80,210,208,.06); color: var(--accent); font-weight: 750; }
.contact-note div { display: flex; flex-direction: column; }
.contact-note strong { font-size: 12px; }
.contact-note span { color: var(--muted); font-size: 12px; }
.offer-form { border: 1px solid var(--line); border-radius: 22px; padding: 32px; background: rgba(255,255,255,.02); }
.form-row { display: block; margin-bottom: 19px; }
.form-row.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.offer-form label { display: block; }
.offer-form label > span { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin: 0 0 8px; color: #cbd8de; font-size: 12px; font-weight: 700; }
.offer-form label > span b { color: var(--accent); font-size: 10px; }
.offer-form label > span small { color: #6e858f; font-weight: 500; }
.offer-form input, .offer-form textarea { width: 100%; border: 1px solid rgba(255,255,255,.12); background: #08141d; color: var(--white); border-radius: 10px; padding: 12px 13px; outline: none; transition: border-color .18s ease, box-shadow .18s ease; }
.offer-form input { height: 47px; }
.offer-form textarea { resize: vertical; min-height: 115px; }
.offer-form input:focus, .offer-form textarea:focus { border-color: rgba(80,210,208,.6); box-shadow: 0 0 0 3px rgba(80,210,208,.08); }
.offer-form input::placeholder, .offer-form textarea::placeholder { color: #546a75; }
.money-input { position: relative; }
.money-input > span { position: absolute; left: 13px; top: 11px; color: #738a95; z-index: 1; }
.money-input input { padding-left: 29px; }
.challenge-row { max-width: 260px; }
.form-submit-row { display: flex; align-items: center; gap: 20px; margin-top: 6px; }
.form-submit-row p { color: #70858f; font-size: 10px; line-height: 1.5; margin: 0; max-width: 340px; }
.form-banner { margin: 0 0 22px; border-radius: 10px; padding: 12px 14px; font-size: 13px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.03); }
.form-banner.success { border-color: rgba(114,240,215,.3); background: rgba(114,240,215,.07); color: #cafff1; }
.form-banner.error { border-color: rgba(255,126,126,.3); background: rgba(255,126,126,.07); color: #ffd1d1; }
.hp-field { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

.faq-section { background: #08131c; }
.faq-layout { display: grid; grid-template-columns: .66fr 1.34fr; gap: 90px; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; position: relative; padding: 22px 42px 22px 0; font-weight: 700; font-size: 16px; }
summary::-webkit-details-marker { display: none; }
summary:after { content: "+"; position: absolute; right: 5px; top: 19px; color: var(--accent); font-size: 22px; font-weight: 300; }
details[open] summary:after { content: "-"; }
details p { color: var(--muted); margin: -5px 50px 22px 0; font-size: 14px; }

.final-cta { padding: 72px 0; border-top: 1px solid rgba(114,240,215,.13); background: radial-gradient(circle at 75% 50%, rgba(80,210,208,.08), transparent 30%), #09161f; }
.final-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.final-cta h2 { font-size: clamp(33px, 4vw, 48px); }
.final-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.site-footer { border-top: 1px solid var(--line); padding: 25px 0; color: #687d87; font-size: 11px; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; }
.footer-inner a { color: #8ba2ad; text-decoration: none; }

@media (max-width: 980px) {
  .top-nav a:not(.nav-offer) { display: none; }
  .hero { padding-top: 68px; }
  .hero-grid { grid-template-columns: 1fr; gap: 58px; }
  .hero-copy { text-align: center; }
  .hero-lead, .market-note { margin-left: auto; margin-right: auto; }
  .price-line, .hero-actions { justify-content: center; }
  .domain-card { margin: 0 auto; transform: none; max-width: 490px; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-grid > div:nth-child(3) { border-left: 1px solid var(--line); }
  .trust-grid > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .sale-layout, .offer-layout, .faq-layout { grid-template-columns: 1fr; gap: 50px; }
  .buy-card { max-width: 520px; }
  .offer-copy { position: static; }
  .faq-layout .section-heading { margin-bottom: 0; }
}

@media (max-width: 650px) {
  .shell { width: min(calc(100% - 28px), var(--shell)); }
  .header-inner { height: 66px; }
  .brand { font-size: 17px; }
  .brand-mark { width: 31px; height: 31px; }
  .top-nav { gap: 0; }
  .top-nav .nav-offer { font-size: 12px; padding: 8px 12px; }
  .hero { padding: 56px 0 65px; }
  h1 { font-size: clamp(44px, 14vw, 64px); }
  .hero-lead { font-size: 17px; }
  .hero-actions .button { width: 100%; }
  .domain-card { padding: 16px; border-radius: 20px; }
  .sudoku-board { margin: 18px auto; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid > div, .trust-grid > div:nth-child(3) { border-left: 1px solid var(--line); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .trust-grid > div:last-child { border-bottom: 0; }
  .section { padding: 78px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 220px; }
  .feature-card h3 { margin-top: 32px; }
  .sale-layout, .offer-layout, .faq-layout { gap: 38px; }
  .offer-form { padding: 20px; }
  .form-row.two-col { grid-template-columns: 1fr; gap: 16px; }
  .form-submit-row { align-items: flex-start; flex-direction: column; }
  .form-submit-row .button { width: 100%; }
  .challenge-row { max-width: none; }
  .final-cta-inner { align-items: flex-start; flex-direction: column; }
  .final-actions { width: 100%; justify-content: flex-start; }
  .final-actions .button { flex: 1 1 100%; }
  .footer-inner { flex-direction: column; }
}

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