:root {
  --color-bg: #ffffff;
  --color-surface: #f5f7fa;
  --color-surface-strong: #eef3f8;
  --color-text: #1c2430;
  --color-muted: #5d6b7c;
  --color-border: #d9e1ea;
  --color-primary: #195e9f;
  --color-primary-dark: #123f6d;
  --color-primary-soft: #e7f1fb;
  --color-accent: #2f6f65;
  --color-error: #a43b3b;
  --color-error-bg: #fff2f2;
  --shadow-soft: 0 18px 48px rgba(31, 50, 73, 0.08);
  --radius: 8px;
  --container: 1120px;
  --font-sans: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
}

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

a:hover {
  color: var(--color-primary);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
}

textarea {
  resize: vertical;
}

img,
svg {
  display: block;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 100;
  background: var(--color-primary);
  color: #ffffff;
  padding: 10px 14px;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
}

.narrow {
  width: min(100% - 40px, 860px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(14px);
}

.header-inner,
.footer-inner,
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-inner {
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--color-primary-dark);
  color: #ffffff;
  font-weight: 700;
}

.brand-name,
.brand-subtitle {
  display: block;
  line-height: 1.2;
}

.brand-name {
  font-weight: 700;
}

.brand-subtitle {
  color: var(--color-muted);
  font-size: 0.88rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--color-muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.hero {
  padding: 86px 0 72px;
  background:
    linear-gradient(180deg, #f8fafc 0%, #ffffff 70%);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  color: #14202d;
  font-size: 3.6rem;
  line-height: 1.08;
  font-weight: 750;
}

h2 {
  margin-bottom: 16px;
  font-size: 2rem;
  line-height: 1.2;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
  line-height: 1.35;
}

.hero-lead {
  max-width: 680px;
  margin-bottom: 28px;
  color: var(--color-muted);
  font-size: 1.22rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: var(--radius);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

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

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--color-primary-dark);
  color: #ffffff;
}

.button-secondary {
  background: #ffffff;
  color: var(--color-primary-dark);
  border: 1px solid var(--color-border);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--color-primary);
}

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

.hero-notes {
  display: grid;
  gap: 12px;
}

.note-item {
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.note-kicker {
  display: block;
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.section {
  padding: 76px 0;
}

.section-muted {
  background: var(--color-surface);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 30px;
}

.section-heading p {
  color: var(--color-muted);
}

.help-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.help-card,
.result-card,
.notice,
.estimate-form,
.status-box {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.help-card {
  padding: 24px;
}

.help-card p,
.result-card p,
.notice p,
.cta-inner p,
.privacy-note {
  color: var(--color-muted);
}

.help-number {
  display: inline-block;
  margin-bottom: 24px;
  color: var(--color-primary);
  font-weight: 800;
}

.form-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.42fr) minmax(0, 0.58fr);
  gap: 42px;
  align-items: start;
}

.form-heading {
  position: sticky;
  top: 106px;
}

.estimate-form {
  padding: 28px;
}

.form-message {
  margin-bottom: 18px;
  padding: 14px 16px;
  border: 1px solid rgba(164, 59, 59, 0.25);
  border-radius: var(--radius);
  background: var(--color-error-bg);
  color: var(--color-error);
  font-weight: 700;
}

.field-group {
  min-width: 0;
  margin: 0 0 26px;
  padding: 0 0 24px;
  border: 0;
  border-bottom: 1px solid var(--color-border);
}

.field-group:last-of-type {
  border-bottom: 0;
}

legend,
.text-label {
  display: block;
  width: 100%;
  margin-bottom: 12px;
  color: #172231;
  font-weight: 800;
}

.legend-note {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.option-list {
  display: grid;
  gap: 10px;
}

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

.option-list label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 44px;
  padding: 11px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
  color: #273342;
  cursor: pointer;
}

.option-list label:hover {
  border-color: #9db8d4;
  background: #fbfdff;
}

input[type="radio"],
input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--color-primary);
  flex: 0 0 auto;
}

textarea {
  width: 100%;
  min-height: 138px;
  padding: 13px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  background: #ffffff;
}

textarea:focus,
input:focus-visible,
.button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(25, 94, 159, 0.25);
  outline-offset: 3px;
}

textarea:focus {
  border-color: var(--color-primary);
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 4px;
}

.privacy-note {
  max-width: 340px;
  margin: 0;
  font-size: 0.9rem;
}

.status-section {
  padding-top: 0;
}

.status-box {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px;
}

.status-box h2 {
  margin-bottom: 4px;
  font-size: 1.25rem;
}

.status-box p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.loader {
  width: 38px;
  height: 38px;
  border: 4px solid var(--color-primary-soft);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 900ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.result-section {
  padding-top: 0;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.result-card {
  padding: 22px;
}

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

.result-card ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
  color: var(--color-muted);
}

.result-card p:last-child,
.notice p:last-child {
  margin-bottom: 0;
}

.notice {
  padding: 28px;
}

.cta-section {
  border-top: 1px solid var(--color-border);
}

.cta-inner {
  align-items: flex-start;
}

.cta-inner > div:first-child {
  max-width: 700px;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.92rem;
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer a {
  font-weight: 700;
}

[hidden] {
  display: none !important;
}

@media (max-width: 920px) {
  h1 {
    font-size: 2.8rem;
  }

  .hero-grid,
  .form-layout,
  .help-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .form-heading {
    position: static;
  }
}

@media (max-width: 680px) {
  .container,
  .narrow {
    width: min(100% - 28px, var(--container));
  }

  .header-inner,
  .footer-inner,
  .cta-inner,
  .form-footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    padding: 58px 0 48px;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.65rem;
  }

  .section {
    padding: 54px 0;
  }

  .option-list.compact {
    grid-template-columns: 1fr;
  }

  .estimate-form {
    padding: 22px 18px;
  }

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

  .status-box {
    align-items: flex-start;
  }
}