:root {
  --page-bg: #edf8f7;
  --card-bg: rgba(255, 255, 255, 0.92);
  --surface: #ffffff;
  --ink: #163640;
  --muted: #5f7a82;
  --line: #d5e7e8;
  --accent: #1ea2b2;
  --accent-strong: #127f8d;
  --accent-soft: #d8f3f4;
  --accent-deep: #0d6370;
  --warning: #b64b39;
  --shadow: 0 20px 60px rgba(18, 127, 141, 0.12);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  font-family: "Instrument Sans", "Avenir Next", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(40, 184, 200, 0.24), transparent 26%),
    radial-gradient(circle at top right, rgba(16, 146, 159, 0.16), transparent 28%),
    linear-gradient(180deg, #fbffff 0%, var(--page-bg) 100%);
  color: var(--ink);
}

body,
input,
select,
textarea,
button {
  font: inherit;
}

button,
input,
select,
textarea {
  border-radius: var(--radius-sm);
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 6px 0 22px;
}

.site-logo {
  display: block;
  width: min(280px, 70vw);
  max-width: 100%;
  height: auto;
}

.header-button {
  min-height: 48px;
  border: 1px solid rgba(30, 162, 178, 0.14);
  background: rgba(255, 255, 255, 0.85);
  color: var(--accent-deep);
  padding: 0 18px;
  font-weight: 700;
  cursor: pointer;
}

.hero {
  padding: 4px 0 30px;
}

.hero-card {
  display: grid;
  gap: 20px;
  padding: 22px;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(240, 252, 251, 0.94)),
    linear-gradient(135deg, rgba(30, 162, 178, 0.14), rgba(13, 99, 112, 0.08));
  border: 1px solid rgba(30, 162, 178, 0.14);
  box-shadow: var(--shadow);
}

.hero-copy-block {
  display: grid;
  align-content: center;
  max-width: 640px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-top: 22px;
}

.hero-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.eyebrow,
.step-label,
.summary-label {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero h1,
.step-header h2,
.thank-you h2 {
  margin: 0;
  line-height: 1.05;
}

.hero h1 {
  max-width: 11ch;
  font-size: clamp(2.5rem, 6vw, 4.4rem);
}

.hero-copy,
.step-header p,
.summary-note,
.thank-you p {
  margin: 14px 0 0;
  max-width: 38rem;
  color: var(--muted);
  line-height: 1.55;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-points span {
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(30, 162, 178, 0.14);
  color: var(--accent-deep);
  font-size: 0.92rem;
  font-weight: 600;
}

.funnel-section {
  padding-top: 14px;
}

.progress {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.progress-step {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--muted);
  font-size: 0.84rem;
  text-align: center;
}

.progress-step.is-active {
  background: var(--accent-soft);
  border-color: transparent;
  color: var(--accent-strong);
  font-weight: 700;
}

.status-banner {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: #fff1ee;
  color: var(--warning);
  border: 1px solid rgba(182, 75, 57, 0.14);
}

.funnel-layout {
  display: grid;
  gap: 18px;
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.form-card {
  padding: 22px;
}

.summary-card {
  padding: 22px;
  align-self: start;
}

.estimate-total {
  font-size: clamp(2.2rem, 8vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.estimate-breakdown {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.estimate-breakdown div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.step {
  display: none;
}

.step.is-active,
.thank-you:not(.is-hidden) {
  display: block;
}

.field,
.option-group {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.field span,
.option-group legend {
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.field textarea {
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid rgba(31, 122, 92, 0.16);
  border-color: var(--accent);
}

.choice-card,
.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.choice-card input,
.check-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.primary-button,
.secondary-button,
.cta-button {
  min-height: 52px;
  border: 0;
  padding: 0 18px;
  font-weight: 700;
  cursor: pointer;
}

.primary-button,
.cta-button {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 14px 26px rgba(30, 162, 178, 0.22);
}

.secondary-button {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.primary-button[disabled],
.secondary-button[disabled],
.cta-button[disabled] {
  opacity: 0.68;
  cursor: wait;
}

.field-error {
  min-height: 1.1rem;
  color: var(--warning);
}

.thank-you {
  padding: 18px 2px 4px;
}

.is-hidden {
  display: none !important;
}

@media (min-width: 840px) {
  .page-shell {
    padding-top: 40px;
  }

  .hero-card {
    max-width: 760px;
  }

  .funnel-layout {
    grid-template-columns: minmax(0, 1.2fr) 320px;
  }

  .summary-card {
    position: sticky;
    top: 24px;
  }
}

@media (max-width: 639px) {
  .page-shell {
    width: min(100% - 20px, 1120px);
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 18px;
  }

  .site-logo {
    width: min(240px, 76vw);
  }

  .hero-card {
    padding: 18px;
  }

  .hero h1 {
    max-width: 12ch;
  }

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

  .actions {
    flex-direction: column-reverse;
  }

  .primary-button,
  .secondary-button,
  .cta-button {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
}