:root {
  --bg: #07111f;
  --bg-2: #0a1728;
  --surface: #0f2036;
  --surface-2: #132943;
  --text: #f4f8ff;
  --text-soft: #b7c6da;
  --muted: #7f92aa;
  --line: rgba(149, 181, 217, .15);
  --cyan: #28c7fa;
  --blue: #4f83ff;
  --green: #2cd99f;
  --yellow: #ffd166;
  --shadow: 0 28px 80px rgba(0, 0, 0, .32);
  --radius: 22px;
  --shell: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
svg { fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
[hidden] { display: none !important; }

.shell { width: min(calc(100% - 40px), var(--shell)); margin-inline: auto; }
.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 1000;
  padding: 10px 16px; border-radius: 10px; background: var(--cyan); color: #00111d;
  font-weight: 800; text-decoration: none;
}
.skip-link:focus { top: 16px; }

.ambient { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: -2; }
.ambient::after {
  content: ""; position: absolute; inset: 0; opacity: .16;
  background-image: linear-gradient(rgba(70, 121, 176, .13) 1px, transparent 1px), linear-gradient(90deg, rgba(70, 121, 176, .13) 1px, transparent 1px);
  background-size: 72px 72px; mask-image: linear-gradient(to bottom, black, transparent 72%);
}
.ambient span { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .16; }
.ambient span:nth-child(1) { width: 520px; height: 520px; top: -230px; left: 45%; background: var(--cyan); }
.ambient span:nth-child(2) { width: 460px; height: 460px; top: 430px; right: -240px; background: var(--blue); }
.ambient span:nth-child(3) { width: 360px; height: 360px; top: 820px; left: -210px; background: var(--green); }

.site-header {
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid rgba(125, 155, 190, .12);
  background: rgba(7, 17, 31, .82); backdrop-filter: blur(18px);
}
.header-inner { min-height: 72px; display: flex; align-items: center; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 760; letter-spacing: -.02em; }
.brand b { color: var(--cyan); }
.brand-mark {
  width: 38px; height: 38px; display: grid; place-items: center; flex: 0 0 auto;
  border: 1px solid rgba(40, 199, 250, .28); border-radius: 12px;
  color: var(--cyan); background: linear-gradient(145deg, rgba(40, 199, 250, .14), rgba(79, 131, 255, .08));
}
.brand-mark svg { width: 21px; }
.nav { display: flex; gap: 24px; margin-left: auto; }
.nav a, .footer nav a, .footer-meta a { color: var(--text-soft); font-size: 14px; font-weight: 650; text-decoration: none; transition: color .2s ease; }
.nav a:hover, .footer a:hover { color: var(--cyan); }
.status-pill, .eyebrow {
  display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(44, 217, 159, .2);
  border-radius: 999px; background: rgba(44, 217, 159, .08); color: #75edc5;
  font-size: 12px; font-weight: 800; text-decoration: none; letter-spacing: .02em;
}
.status-pill { padding: 7px 12px; }
.status-pill i, .eyebrow i, .panel-top i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(44, 217, 159, .09); }

.hero { min-height: 720px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 72px; padding-block: 92px 82px; }
.eyebrow { padding: 7px 13px; margin-bottom: 22px; }
.hero h1 { margin: 0 0 24px; max-width: 760px; font-size: clamp(42px, 5.2vw, 72px); line-height: 1.02; letter-spacing: -.056em; }
.hero h1 span { background: linear-gradient(100deg, var(--cyan), #77ddff 45%, var(--blue)); background-clip: text; color: transparent; }
.hero-copy > p { max-width: 690px; margin: 0; color: var(--text-soft); font-size: 18px; }
.hero-copy strong { color: var(--text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 28px; }
.text-link { color: var(--cyan); font-weight: 760; text-decoration: none; }
.text-link span { display: inline-block; margin-left: 5px; transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.muted-link { color: var(--text-soft); }

.code-panel {
  position: relative; isolation: isolate; padding: 28px; overflow: hidden;
  border: 1px solid rgba(40, 199, 250, .22); border-radius: 28px;
  background: linear-gradient(160deg, rgba(19, 41, 67, .96), rgba(10, 24, 41, .96));
  box-shadow: var(--shadow);
}
.code-panel::before { content: ""; position: absolute; inset: 0 12% auto; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan), transparent); opacity: .8; }
.code-panel-glow { position: absolute; width: 260px; height: 260px; border-radius: 50%; background: rgba(40, 199, 250, .13); filter: blur(80px); top: -150px; left: 50%; transform: translateX(-50%); z-index: -1; }
.panel-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; color: var(--text-soft); font-size: 13px; font-weight: 750; }
.panel-top > span:first-child { display: flex; align-items: center; gap: 9px; }
.live-label { color: var(--green); font-size: 10px; letter-spacing: .14em; }
.code-display { padding: 30px 16px 24px; border: 1px solid rgba(138, 173, 213, .15); border-radius: 17px; background: rgba(5, 15, 27, .55); text-align: center; }
.code-display > span { display: block; color: #77ddff; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: clamp(24px, 3.2vw, 36px); font-weight: 850; letter-spacing: .15em; line-height: 1.2; overflow-wrap: anywhere; }
.code-display small { display: block; margin-top: 11px; color: var(--muted); }
.button-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.button {
  min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 20px; border: 1px solid transparent; border-radius: 13px; cursor: pointer;
  font: inherit; font-weight: 800; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, summary:focus-visible, .nav a:focus-visible { outline: 3px solid rgba(40, 199, 250, .4); outline-offset: 3px; }
.button svg { width: 19px; }
.button-primary { background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #fff; box-shadow: 0 12px 30px rgba(40, 158, 250, .2); }
.button-success { background: linear-gradient(135deg, #20c997, var(--green)); color: #021810; box-shadow: 0 12px 30px rgba(44, 217, 159, .14); }
.button-outline { border-color: rgba(40, 199, 250, .28); color: var(--cyan); background: rgba(40, 199, 250, .06); }
.panel-note { margin: 14px 0 0; color: var(--muted); text-align: center; font-size: 12px; }
.alternate-codes { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 16px; color: var(--muted); font-size: 11px; }
.mini-code { padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px; background: rgba(5, 15, 27, .45); color: var(--text-soft); cursor: pointer; font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.api-line { display: flex; align-items: center; justify-content: center; gap: 7px; margin-top: 19px; color: var(--muted); font-size: 11px; }
.api-line span { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.api-line span.offline { background: var(--yellow); }
.code-empty { padding: 30px 18px; border: 1px dashed var(--line); border-radius: 16px; text-align: center; }
.code-empty p { color: var(--muted); margin-bottom: 0; }

.trust-strip { border-block: 1px solid var(--line); background: rgba(10, 23, 40, .72); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid > div { padding: 24px 30px; border-right: 1px solid var(--line); }
.trust-grid > div:first-child { padding-left: 0; }
.trust-grid > div:last-child { border: 0; }
.trust-grid strong, .trust-grid span { display: block; }
.trust-grid strong { color: var(--cyan); font-size: 20px; }
.trust-grid span { color: var(--muted); font-size: 12px; font-weight: 650; text-transform: uppercase; letter-spacing: .05em; }

.section { padding-block: 108px; }
.section-tinted { border-block: 1px solid var(--line); background: linear-gradient(180deg, rgba(15, 32, 54, .58), rgba(8, 20, 35, .58)); }
.section-heading { max-width: 620px; }
.section-heading.narrow { max-width: 760px; margin-inline: auto; text-align: center; }
.kicker { display: block; margin-bottom: 12px; color: var(--cyan); font-size: 12px; font-weight: 850; text-transform: uppercase; letter-spacing: .15em; }
.section h2, .cta h2 { margin: 0 0 18px; font-size: clamp(32px, 4vw, 50px); line-height: 1.1; letter-spacing: -.04em; }
.section-heading p, .cta p { color: var(--text-soft); font-size: 17px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 52px 0 28px; padding: 0; list-style: none; }
.steps li { position: relative; min-height: 285px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(150deg, rgba(19, 41, 67, .75), rgba(10, 24, 41, .76)); }
.step-number { position: absolute; right: 24px; top: 18px; color: rgba(119, 221, 255, .15); font-size: 42px; font-weight: 900; }
.step-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 46px; border-radius: 15px; background: rgba(40, 199, 250, .1); color: var(--cyan); }
.step-icon svg { width: 24px; }
.steps h3, .feature-grid h3 { margin: 0 0 10px; font-size: 20px; }
.steps p, .feature-grid p { margin: 0; color: var(--text-soft); font-size: 14px; }
.answer-box { max-width: 850px; margin: 24px auto 0; padding: 22px 24px; display: flex; gap: 18px; align-items: flex-start; border: 1px solid rgba(40, 199, 250, .2); border-radius: 16px; background: rgba(40, 199, 250, .06); }
.answer-mark { width: 38px; height: 38px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 12px; background: var(--cyan); color: #04121f; font-weight: 900; }
.answer-box strong { color: var(--cyan); }
.answer-box p { margin: 3px 0 0; color: var(--text-soft); }

.campaign-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 90px; align-items: center; }
.source-note { padding-left: 16px; border-left: 2px solid var(--cyan); color: var(--muted) !important; font-size: 13px !important; }
.facts-card { border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: rgba(7, 17, 31, .58); box-shadow: var(--shadow); }
.facts-card div { display: flex; justify-content: space-between; gap: 24px; padding: 24px 26px; border-bottom: 1px solid var(--line); }
.facts-card div:last-child { border: 0; }
.facts-card span { color: var(--muted); font-size: 13px; }
.facts-card strong { text-align: right; }

.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.feature-grid article { padding: 25px; border: 1px solid var(--line); border-radius: 19px; background: rgba(15, 32, 54, .52); }
.feature-grid article > span { display: inline-flex; padding: 4px 9px; margin-bottom: 28px; border-radius: 7px; background: rgba(40, 199, 250, .1); color: var(--cyan); font-size: 10px; font-weight: 900; letter-spacing: .12em; }

.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; align-items: start; }
.faq-intro { position: sticky; top: 120px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 24px 44px 24px 0; cursor: pointer; list-style: none; font-weight: 780; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; color: var(--cyan); font-size: 25px; font-weight: 400; line-height: 1; transition: transform .2s ease; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list p { margin: -7px 50px 24px 0; color: var(--text-soft); }

.cta { margin-block: 90px; padding: 45px 48px; display: flex; align-items: center; justify-content: space-between; gap: 40px; border: 1px solid rgba(40, 199, 250, .22); border-radius: 26px; background: linear-gradient(115deg, rgba(19, 41, 67, .88), rgba(12, 37, 55, .88)); box-shadow: var(--shadow); }
.cta h2 { max-width: 700px; font-size: clamp(28px, 3.6vw, 44px); }
.cta p { margin-bottom: 0; }
.cta .button { flex: 0 0 auto; }

.footer { border-top: 1px solid var(--line); background: #050c16; }
.footer-grid { display: grid; grid-template-columns: 1.5fr .8fr .7fr; gap: 55px; padding-block: 54px; }
.footer-grid p { max-width: 470px; color: var(--muted); font-size: 13px; }
.footer nav, .footer-meta { display: flex; flex-direction: column; gap: 10px; }
.disclaimer { padding-block: 22px; border-top: 1px solid var(--line); color: #71839a; font-size: 11px; }
.toast { position: fixed; left: 50%; bottom: 24px; z-index: 120; transform: translate(-50%, 30px); padding: 12px 18px; border: 1px solid rgba(44, 217, 159, .28); border-radius: 12px; background: #0c2d25; color: #92f6d4; box-shadow: var(--shadow); font-size: 13px; font-weight: 800; opacity: 0; pointer-events: none; transition: opacity .25s ease, transform .25s ease; }
.toast.visible { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 960px) {
  .nav { display: none; }
  .status-pill { margin-left: auto; }
  .hero { grid-template-columns: 1fr; gap: 46px; min-height: auto; padding-block: 72px; }
  .hero-copy { max-width: 800px; }
  .code-panel { width: min(100%, 560px); }
  .campaign-layout, .faq-layout { grid-template-columns: 1fr; gap: 48px; }
  .faq-intro { position: static; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .cta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 720px) {
  .shell { width: min(calc(100% - 28px), var(--shell)); }
  .header-inner { min-height: 64px; }
  .brand { font-size: 14px; }
  .brand-mark { width: 34px; height: 34px; }
  .status-pill { padding: 6px 9px; font-size: 10px; }
  .hero { padding-block: 54px 58px; }
  .hero h1 { font-size: clamp(38px, 12vw, 56px); }
  .hero-copy > p { font-size: 16px; }
  .code-panel { padding: 20px; border-radius: 21px; }
  .button-row { grid-template-columns: 1fr; }
  .code-display > span { font-size: 26px; letter-spacing: .09em; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-grid > div { padding: 19px; border-bottom: 1px solid var(--line); }
  .trust-grid > div:nth-child(2) { border-right: 0; }
  .trust-grid > div:nth-child(3), .trust-grid > div:nth-child(4) { border-bottom: 0; }
  .steps { grid-template-columns: 1fr; }
  .steps li { min-height: auto; }
  .step-icon { margin-bottom: 30px; }
  .section { padding-block: 78px; }
  .section h2, .cta h2 { font-size: 34px; }
  .feature-grid { grid-template-columns: 1fr; }
  .facts-card div { flex-direction: column; gap: 6px; }
  .facts-card strong { text-align: left; }
  .cta { margin-block: 60px; padding: 30px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}