:root {
  --gold: #c99b34;
  --gold-dark: #8f6820;
  --ink: #171716;
  --muted: #69665d;
  --paper: #fbfaf6;
  --panel: #ffffff;
  --line: #ddd5c5;
  --green: #2d6f5f;
  --clay: #a2513d;
  --mist: #e7f0ed;
  --shadow: 0 24px 60px rgba(37, 32, 22, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Inter", "Segoe UI", sans-serif;
}

img {
  max-width: 100%;
  display: block;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
  padding: 12px clamp(18px, 4vw, 54px);
  background: rgba(251, 250, 246, 0.92);
  border-bottom: 1px solid rgba(221, 213, 197, 0.76);
  backdrop-filter: blur(16px);
}

.brand img {
  width: 154px;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 700;
  padding: 10px 12px;
  border-radius: 6px;
}

.nav a:hover {
  background: var(--mist);
}

.hero {
  min-height: calc(100svh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: clamp(28px, 6vw, 80px);
  padding: clamp(34px, 7vw, 88px) clamp(18px, 6vw, 74px);
  background:
    linear-gradient(120deg, rgba(23, 23, 22, 0.84), rgba(23, 23, 22, 0.36)),
    url("assets/onnext-logo.svg") center 24% / min(620px, 84vw) auto no-repeat,
    linear-gradient(135deg, #2d2a25 0%, #efe4cf 100%);
  color: white;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1,
h2 {
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  letter-spacing: 0;
  line-height: 1.02;
}

h1 {
  font-size: clamp(3.5rem, 10vw, 8.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
}

.hero-line {
  max-width: 640px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.6;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  color: #171716;
  background: var(--gold);
}

.button.secondary {
  color: white;
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.result-panel,
.estimate-panel,
.payload-preview {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.result-panel {
  padding: clamp(20px, 4vw, 34px);
}

.result-topline span,
.result-grid span,
.estimate-label,
.estimate-stack span,
.payload-preview span,
.score-strip span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.result-topline strong,
.estimate-panel > strong {
  display: block;
  margin-top: 8px;
  color: var(--green);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.result-grid div,
.estimate-stack div {
  padding: 14px;
  background: #f7f5ef;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.result-grid strong,
.estimate-stack strong,
.score-strip strong {
  display: block;
  margin-top: 6px;
  font-size: 1.3rem;
}

.mini-bars {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: end;
  gap: 10px;
  height: 134px;
  margin-top: 28px;
  padding: 18px;
  background: #171716;
  border-radius: 8px;
}

.mini-bars span {
  height: var(--h);
  min-height: 24px;
  background: linear-gradient(180deg, var(--gold), var(--green));
  border-radius: 4px 4px 0 0;
}

.section {
  padding: clamp(44px, 7vw, 84px) clamp(18px, 6vw, 74px);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 28px;
}

.calculator-layout,
.lead-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: clamp(18px, 4vw, 36px);
  align-items: start;
}

.input-panel,
.lead-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label,
fieldset {
  min-width: 0;
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 800;
  font-size: 0.92rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  font: inherit;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(45, 111, 95, 0.2);
  border-color: var(--green);
}

.range-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 110px;
  align-items: center;
  gap: 12px;
}

input[type="range"] {
  padding: 0;
}

output {
  font-weight: 900;
  color: var(--green);
}

.checkbox-group,
.quiz-card {
  margin: 0;
  padding: 18px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.checkbox-group {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 16px;
}

legend {
  padding: 0 6px;
  font-weight: 900;
}

.checkbox-group label,
.quiz-card label,
.consent {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

input[type="checkbox"],
input[type="radio"] {
  width: 18px;
  min-width: 18px;
  height: 18px;
  min-height: 18px;
  accent-color: var(--green);
}

.estimate-panel {
  position: sticky;
  top: 96px;
  padding: clamp(20px, 4vw, 30px);
}

.estimate-stack {
  display: grid;
  gap: 12px;
  margin: 22px 0;
}

meter {
  width: 100%;
  height: 18px;
}

#calculatorInsight,
#quizInsight,
.form-status {
  color: var(--muted);
  line-height: 1.55;
}

.quiz-section {
  background: #eef4f1;
}

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

.quiz-card {
  display: grid;
  gap: 14px;
}

.score-strip {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  margin-top: 20px;
  padding: 20px;
  background: #171716;
  color: white;
  border-radius: 8px;
}

.score-strip span {
  color: rgba(255, 255, 255, 0.68);
}

.score-strip strong {
  color: var(--gold);
  font-size: 2rem;
}

.score-strip p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.wide {
  grid-column: 1 / -1;
}

.payload-preview {
  padding: 20px;
  overflow: hidden;
}

.payload-preview pre {
  min-height: 360px;
  max-height: 520px;
  overflow: auto;
  margin: 14px 0 0;
  padding: 16px;
  color: #d7f8ef;
  background: #171716;
  border-radius: 8px;
  font-size: 0.78rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.form-status {
  min-height: 24px;
  margin: 0;
  font-weight: 800;
}

.form-status.success {
  color: var(--green);
}

.form-status.error {
  color: var(--clay);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(18px, 6vw, 74px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 980px) {
  .hero,
  .calculator-layout,
  .lead-grid {
    grid-template-columns: 1fr;
  }

  .estimate-panel {
    position: static;
  }

  .quiz-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .topbar,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
  }

  .nav a {
    padding-inline: 6px;
    font-size: 0.84rem;
  }

  .hero {
    min-height: auto;
    background:
      linear-gradient(120deg, rgba(23, 23, 22, 0.88), rgba(23, 23, 22, 0.46)),
      url("assets/onnext-logo.svg") center 18% / 92vw auto no-repeat,
      linear-gradient(135deg, #2d2a25 0%, #efe4cf 100%);
  }

  .input-panel,
  .lead-fields,
  .checkbox-group,
  .quiz-grid,
  .score-strip {
    grid-template-columns: 1fr;
  }

  .range-row {
    grid-template-columns: 1fr;
  }
}