:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #1d2633;
  --text: #f7fafc;
  --muted: #cbd5e1;
  --soft: #94a3b8;
  --line: rgba(226, 232, 240, 0.16);
  --green: #8ee6a8;
  --blue: #8dd8ff;
  --gold: #ffe08a;
  --danger: #ffb4a8;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.34);
}

html,
body {
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(142, 230, 168, 0.14), transparent 32rem),
    radial-gradient(circle at top right, rgba(141, 216, 255, 0.12), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

button,
input,
textarea {
  font: inherit;
}

.page {
  display: flex;
  justify-content: center;
  width: 100%;
  max-width: 100%;
  padding: 18px;
}

.shell,
.topbar {
  width: min(100%, 1120px);
  max-width: 100%;
}

.topbar {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  transform: translateX(-50%);
  backdrop-filter: blur(16px);
}

.brand,
.topbar nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(13, 17, 23, 0.72);
  font-weight: 850;
}

.brand {
  padding: 8px 13px;
}

.topbar nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}

.topbar nav a {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.shell {
  display: grid;
  gap: 18px;
  padding-top: 78px;
}

.hero {
  display: grid;
  gap: 14px;
  padding: 24px 0 10px;
}

.kicker,
.step,
.mini {
  width: fit-content;
  max-width: 100%;
  margin: 0;
  border: 1px solid rgba(142, 230, 168, 0.32);
  border-radius: 999px;
  padding: 5px 9px;
  color: var(--green);
  background: rgba(142, 230, 168, 0.08);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 0;
  font-size: clamp(2.45rem, 11vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.35rem, 4vw, 2rem);
  line-height: 1.08;
}

.lead {
  max-width: 660px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 3vw, 1.4rem);
}

.builder,
.launch-card,
.terms-strip {
  display: grid;
  gap: 14px;
}

.builder,
.launch-card {
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  align-items: stretch;
}

.panel,
.card-preview,
.terms-strip {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(21, 27, 35, 0.9);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
}

.panel-head,
.offer-form,
.next-panel {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--text);
  background: rgba(13, 17, 23, 0.8);
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: rgba(141, 216, 255, 0.7);
  box-shadow: 0 0 0 3px rgba(141, 216, 255, 0.12);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  max-width: 100%;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 11px 17px;
  font-weight: 900;
  cursor: pointer;
}

.button.primary {
  color: #07110b;
  background: var(--green);
}

.button.ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(13, 17, 23, 0.72);
}

.promise-panel {
  align-content: start;
  background:
    linear-gradient(150deg, rgba(255, 224, 138, 0.11), transparent),
    rgba(21, 27, 35, 0.9);
}

.plain-list {
  display: grid;
  gap: 10px;
  margin: 12px 0;
  padding-left: 22px;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 750;
}

.note,
.small,
.status {
  margin-bottom: 0;
  color: var(--soft);
}

.note {
  border-left: 3px solid var(--gold);
  padding-left: 12px;
}

.card-preview {
  display: grid;
  gap: 14px;
  padding: 20px;
  background:
    linear-gradient(145deg, rgba(142, 230, 168, 0.14), rgba(141, 216, 255, 0.08)),
    var(--panel-2);
}

.card-preview h2 {
  font-size: clamp(1.8rem, 6vw, 3rem);
}

#card-line {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.card-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.card-row span {
  color: var(--soft);
  font-weight: 850;
}

.card-row strong {
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text);
}

.next-panel textarea {
  min-height: 128px;
}

.status[data-tone="good"] {
  color: var(--green);
}

.status[data-tone="warn"] {
  color: var(--danger);
}

.terms-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 14px;
}

.terms-strip div {
  display: grid;
  gap: 4px;
  min-width: 0;
  border-right: 1px solid var(--line);
  padding: 8px 12px;
}

.terms-strip div:last-child {
  border-right: 0;
}

.terms-strip strong {
  color: var(--text);
  overflow-wrap: anywhere;
}

.terms-strip span {
  color: var(--muted);
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .page {
    padding: 12px;
  }

  .topbar {
    position: static;
    transform: none;
    padding: 0;
  }

  .shell {
    padding-top: 14px;
  }

  .builder,
  .launch-card,
  .terms-strip {
    grid-template-columns: 1fr;
  }

  .topbar,
  .topbar nav,
  .actions {
    align-items: stretch;
  }

  .topbar nav a,
  .button {
    flex: 1 1 auto;
  }

  .terms-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .terms-strip div:last-child {
    border-bottom: 0;
  }
}