:root {
  /* Light-first to match chainagency.net, with dark-mode overrides below. */
  --ink: 3 2 19;
  --paper: 255 255 255;

  --bg0: #ffffff;
  --bg1: #f6f7fb;

  --text: rgb(var(--ink));
  --muted: rgb(var(--ink) / 0.72);
  --muted2: rgb(var(--ink) / 0.56);
  --line: rgb(var(--ink) / 0.12);
  --line2: rgb(var(--ink) / 0.08);

  --card: rgb(var(--paper) / 0.82);
  --card2: rgb(var(--paper) / 0.66);
  --surface: rgb(var(--ink) / 0.04);
  --surface2: rgb(var(--ink) / 0.06);
  --shadow: rgb(0 0 0 / 0.12);

  --accent: #3080ff;
  --accent2: #ac4bff;
  --danger: #d4183d;

  --orb-opacity: 0.55;

  --r: 18px;
  --max: 1100px;

  --font: "Sora", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: 236 236 242;
    --paper: 18 18 28;

    --bg0: #07070a;
    --bg1: #0b0c12;

    --card: rgb(var(--paper) / 0.72);
    --card2: rgb(var(--paper) / 0.46);
    --shadow: rgb(0 0 0 / 0.35);
    --orb-opacity: 0.82;
  }
}

* {
  box-sizing: border-box;
}

/* Accessible label helper (screen-reader only). */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font);
  background: radial-gradient(980px 680px at 12% 10%, rgb(48 128 255 / 0.14) 0%, transparent 60%),
    radial-gradient(980px 680px at 86% 18%, rgb(172 75 255 / 0.12) 0%, transparent 62%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.mono {
  font-family: var(--mono);
  letter-spacing: 0.02em;
}

.muted {
  color: var(--muted);
}

.bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.bg__orb {
  position: absolute;
  width: 540px;
  height: 540px;
  filter: blur(50px);
  opacity: var(--orb-opacity);
  transform: translate3d(0, 0, 0);
}

.bg__orb--a {
  left: -160px;
  top: -180px;
  background: radial-gradient(circle at 30% 30%, rgb(48 128 255 / 0.42), transparent 60%);
}

.bg__orb--b {
  right: -220px;
  bottom: -220px;
  background: radial-gradient(circle at 40% 40%, rgb(172 75 255 / 0.36), transparent 60%);
}

.bg__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgb(var(--ink) / 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgb(var(--ink) / 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 20%, #000 0%, transparent 70%);
  opacity: 0.6;
}

.bg__noise {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.topbar {
  position: sticky;
  top: 0;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgb(var(--paper) / 0.9), rgb(var(--paper) / 0.62));
  border-bottom: 1px solid var(--line2);
  z-index: 10;
}

.topbar__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand__mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, rgb(var(--ink) / 0.06), rgb(var(--ink) / 0.02));
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-weight: 700;
  overflow: hidden;
}

.brand__mark--img {
  padding: 5px;
}

.brand__mark--img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand__name {
  font-weight: 650;
  letter-spacing: 0.01em;
}

.brand__sub {
  margin-left: 10px;
  font-size: 12px;
  color: var(--muted2);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  color: var(--muted);
}

.topbar__nav a:hover {
  color: var(--text);
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 18px 64px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  padding: 28px 0 8px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card2);
  color: var(--muted);
  font-size: 13px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgb(48 128 255 / 0.14);
}

h1 {
  margin: 14px 0 10px;
  font-weight: 720;
  line-height: 1.02;
  font-size: clamp(40px, 4.2vw, 64px);
  letter-spacing: -0.02em;
}

.accent {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
  max-width: 58ch;
}

.cta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgb(var(--ink) / 0.22);
  background: var(--surface2);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.btn--primary {
  border-color: rgb(48 128 255 / 0.3);
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #fff;
  box-shadow: 0 14px 28px rgb(48 128 255 / 0.14);
}

.btn--ghost {
  background: rgb(var(--ink) / 0.03);
}

.btn--quiet {
  background: transparent;
  color: var(--muted);
}

.btn--block {
  width: 100%;
}

.fineprint {
  margin-top: 14px;
  color: var(--muted2);
  font-size: 13px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.sep {
  opacity: 0.5;
}

.panel {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 0 18px 50px var(--shadow);
  overflow: hidden;
}

.panel__header,
.panel__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line2);
  color: var(--muted);
  font-size: 12px;
}

.panel__footer {
  border-top: 1px solid var(--line2);
  border-bottom: none;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 14px 16px 10px;
}

.countdown__cell {
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgb(var(--paper) / 0.72);
  padding: 10px 10px 9px;
  text-align: center;
}

.countdown__num {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.countdown__lab {
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted2);
}

.badge {
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted2);
  background: var(--surface);
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 14px 16px 6px;
}

.checklist li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--text);
}

.checklist li:last-child {
  border-bottom: none;
}

.chk {
  color: var(--accent);
  font-weight: 800;
}

.section {
  padding: 40px 0 6px;
}

.section__head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
  max-width: 74ch;
}

h2 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.01em;
}

.section__head p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 14px 0 16px;
}

.trust__item {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card2);
  padding: 12px 14px;
}

.trust__k {
  font-weight: 800;
  font-size: 12px;
  color: var(--muted2);
  text-transform: uppercase;
}

.trust__v {
  margin-top: 6px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.45;
}

.card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 16px;
  box-shadow: 0 16px 40px var(--shadow);
}

.card h3 {
  margin: 4px 0 8px;
  font-size: 18px;
}

.card p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

.card ul,
.price ul {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
  line-height: 1.65;
  font-size: 14px;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.steps li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
}

.steps__num {
  font-weight: 700;
  color: var(--muted2);
}

.steps h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.steps p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.price {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 16px;
}

.price--featured {
  border-color: rgb(48 128 255 / 0.26);
  background: linear-gradient(180deg, rgb(48 128 255 / 0.08), var(--card));
}

.price__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.price h3 {
  margin: 0;
  font-size: 16px;
}

.price__tag {
  display: grid;
  justify-items: end;
  gap: 4px;
}

.price__tag .mono {
  font-weight: 800;
}

.auditbox {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 14px 16px;
  display: grid;
  gap: 10px;
  max-width: 74ch;
}

.auditform {
  display: grid;
  gap: 10px;
}

.auditform__row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.auditform__row input {
  flex: 1 1 260px;
}

.auditform__hint {
  font-size: 13px;
}

.auditresult {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 12px 12px 10px;
}

.auditresult__top {
  display: grid;
  gap: 10px;
}

.auditresult__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.auditresult__stat {
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgb(var(--paper) / 0.7);
  padding: 10px 10px 9px;
}

.auditresult__k {
  font-size: 11px;
  color: var(--muted2);
  text-transform: uppercase;
}

.auditresult__v {
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.35;
  word-break: break-word;
}

.auditresult__list {
  margin-top: 10px;
}

.auditresult__list ul {
  margin: 8px 0 0;
  padding-left: 18px;
  line-height: 1.6;
  font-size: 14px;
}

.auditresult__cta {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.auditresult__err {
  color: var(--danger);
  font-weight: 650;
}

.auditresult__note {
  margin-top: 2px;
}

.auditbox__row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--muted);
}

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact--single {
  grid-template-columns: 1fr;
}

.contact__card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 16px;
}

.contact__card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.contact__card p {
  margin: 0 0 12px;
  line-height: 1.6;
  font-size: 14px;
}

.payrow {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
}

.payrow__label {
  color: var(--muted2);
}

.ellipsis {
  display: inline-block;
  max-width: 190px;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: bottom;
}

.copy {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  cursor: pointer;
}

.copy:hover {
  border-color: rgb(var(--ink) / 0.22);
}

.copy__hint {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.toast {
  margin-top: 10px;
  min-height: 18px;
  color: var(--accent);
  font-size: 13px;
}

.toast-global {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 30;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgb(var(--paper) / 0.92);
  color: var(--text);
  box-shadow: 0 18px 46px rgb(0 0 0 / 0.18);
  min-height: 0;
  max-width: min(720px, calc(100vw - 28px));
  text-align: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 160ms ease;
}

.toast-global:not(:empty) {
  opacity: 1;
}

.footer {
  margin-top: 42px;
  padding: 18px 0 0;
  border-top: 1px solid var(--line2);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted2);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(10px);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 420ms ease, transform 420ms ease;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn:hover {
    transform: none;
  }
}

.book {
  max-width: 760px;
}

.book__row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.book__row:last-of-type {
  border-bottom: none;
}

.book__label {
  color: var(--muted);
  font-size: 13px;
}

.book__input {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 11px 12px;
  font-size: 14px;
  outline: none;
}

.book__input:focus {
  border-color: rgb(48 128 255 / 0.45);
  box-shadow: 0 0 0 3px rgb(48 128 255 / 0.12);
}

.times {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.time {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 8px 10px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.time:hover {
  transform: translateY(-1px);
  border-color: rgb(var(--ink) / 0.22);
}

.time.is-on {
  border-color: rgb(48 128 255 / 0.36);
  background: linear-gradient(90deg, rgb(48 128 255 / 0.18), rgb(172 75 255 / 0.14));
}

.book__actions {
  display: grid;
  gap: 10px;
  padding-top: 14px;
}

.profitcalc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.profitgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.profitfield {
  display: grid;
  gap: 6px;
}

.profitfield span {
  font-size: 12px;
  color: var(--muted);
}

.profitresults {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.profitstat {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  padding: 10px 12px;
}

.profitstat__k {
  color: var(--muted2);
  font-size: 11px;
}

.profitstat__v {
  margin-top: 6px;
  font-weight: 650;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.profitnotes {
  margin-top: 14px;
  display: grid;
  gap: 6px;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .trust {
    grid-template-columns: 1fr;
  }
  .pricing {
    grid-template-columns: 1fr;
  }
  .contact {
    grid-template-columns: 1fr;
  }
  .profitcalc {
    grid-template-columns: 1fr;
  }
  .profitgrid {
    grid-template-columns: 1fr;
  }
  .topbar__nav a:not(.btn) {
    display: none;
  }
  .book__row {
    grid-template-columns: 1fr;
  }
  .auditresult__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  h1 {
    font-size: clamp(32px, 9.2vw, 46px);
  }
  .cta {
    flex-direction: column;
    align-items: stretch;
  }
  .cta .btn {
    width: 100%;
  }
  .countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .profitresults {
    grid-template-columns: 1fr;
  }
  .topbar__inner {
    padding: 12px 14px;
  }
}