:root {
  --red: #c62828;
  --dark-red: #8f1d1d;
  --navy: #172033;
  --navy-light: #27344f;
  --cream: #f6f2e8;
  --white: #ffffff;
  --border: #ded8cc;
  --muted: #6d7280;
  --success: #18794e;
  --success-soft: #edf8f2;
  --error: #a32020;
  --error-soft: #fff0f0;
  --shadow: 0 24px 70px rgba(23, 32, 51, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--cream);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--navy);
  background:
    radial-gradient(circle at 85% 10%, rgba(198, 40, 40, 0.11), transparent 28rem),
    linear-gradient(180deg, #fbfaf7 0%, var(--cream) 100%);
}

a {
  color: inherit;
}

button,
textarea,
select {
  font: inherit;
}

[hidden] {
  display: none !important;
}

.site-header {
  min-height: 82px;
  padding: 16px clamp(20px, 5vw, 72px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--white);
  background: var(--navy);
  border-bottom: 4px solid var(--red);
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: auto;
  height: 49px;
  max-width: 100%;
  object-fit: contain;
}

main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: clamp(50px, 8vw, 100px) 0 48px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 7vw, 90px);
}

.eyebrow {
  margin: 0 0 15px;
  color: var(--red);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

h1 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(46px, 7vw, 82px);
  line-height: 0.96;
  letter-spacing: -3px;
}

.hero-intro {
  max-width: 650px;
  margin: 27px 0 0;
  color: #4f5666;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.65;
}

.respond-card {
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
}

label {
  display: block;
  color: var(--navy);
  font-size: 14px;
  font-weight: 800;
}

textarea,
select {
  width: 100%;
  margin-top: 9px;
  border: 1px solid #cfc9bd;
  border-radius: 10px;
  color: var(--navy);
  background: var(--white);
}

textarea {
  min-height: 230px;
  padding: 16px;
  resize: vertical;
  line-height: 1.55;
}

select {
  height: 47px;
  padding: 0 12px;
}

textarea:focus,
select:focus {
  outline: 3px solid rgba(198, 40, 40, 0.13);
  border-color: var(--red);
}

.textarea-footer {
  margin-top: 8px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
}

.control-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

@media (min-width: 901px) {
  .control-grid select {
    font-size: 14px;
  }
}

button {
  border: 0;
  border-radius: 10px;
  font-weight: 800;
  cursor: pointer;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

#submit-button {
  width: 100%;
  min-height: 53px;
  margin-top: 23px;
  color: var(--white);
  background: var(--red);
  font-size: 16px;
}

#submit-button:hover:not(:disabled) {
  background: var(--dark-red);
}

#submit-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.privacy-note {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.job-status,
.error-panel {
  margin-top: 24px;
  padding: 17px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: 12px;
}

.job-status {
  border: 1px solid #cbded2;
  background: var(--success-soft);
}

.job-status strong,
.job-status span,
.error-panel strong,
.error-panel span {
  display: block;
}

.job-status strong,
.error-panel strong {
  margin-bottom: 4px;
  font-size: 14px;
}

.job-status span,
.error-panel span {
  color: #52605a;
  font-size: 13px;
  line-height: 1.45;
}

.status-spinner {
  width: 23px;
  height: 23px;
  flex: 0 0 auto;
  border: 3px solid rgba(24, 121, 78, 0.2);
  border-top-color: var(--success);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

.error-panel {
  border: 1px solid #efc4c4;
  background: var(--error-soft);
}

.error-panel strong {
  color: var(--error);
}

.error-panel span {
  color: #6f3636;
}

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

.results-section {
  margin: 10px 0 62px;
  scroll-margin-top: 24px;
}

.results-heading {
  margin-bottom: 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.results-heading h2 {
  margin: 0;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.05;
  letter-spacing: -1.7px;
}

.secondary-button {
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid #c7c1b5;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
}

.secondary-button:hover {
  border-color: var(--navy);
  background: var(--white);
}

.result-card {
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--border);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 15px 42px rgba(23, 32, 51, 0.08);
}

.result-card-featured {
  position: relative;
  border-top: 5px solid var(--red);
  background: var(--white);
}

.result-card-header {
  margin-bottom: 19px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.result-card-header h3 {
  margin: 5px 0 0;
  font-size: 23px;
}

.result-label {
  color: var(--red);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.copy-button {
  min-width: 78px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid #c9c3b7;
  color: var(--navy);
  background: var(--cream);
  font-size: 13px;
}

.copy-button:hover {
  border-color: var(--red);
  color: var(--red);
  background: var(--white);
}

.copy-button.copied {
  border-color: var(--success);
  color: var(--success);
  background: var(--success-soft);
}

.result-text,
.analysis-content {
  color: #303848;
  font-size: 16px;
  line-height: 1.72;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.result-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.analysis-panel {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.7);
  overflow: hidden;
}

.analysis-panel summary {
  padding: 18px 20px;
  display: flex;
  cursor: pointer;
  list-style: none;
}

.analysis-panel summary::-webkit-details-marker {
  display: none;
}

.analysis-panel summary span {
  display: block;
}

.analysis-panel summary strong,
.analysis-panel summary small {
  display: block;
}

.analysis-panel summary strong {
  font-size: 15px;
}

.analysis-panel summary small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.analysis-panel summary::after {
  content: "+";
  margin-left: auto;
  padding-left: 20px;
  color: var(--red);
  font-size: 23px;
  font-weight: 700;
}

.analysis-panel[open] summary::after {
  content: "−";
}

.analysis-content {
  padding: 0 20px 22px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  font-size: 14px;
}

.confidence-line {
  margin-top: 18px;
  padding: 15px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--muted);
  font-size: 13px;
}

.confidence-line strong {
  color: var(--success);
  text-transform: capitalize;
}

.principles {
  margin-bottom: 74px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.7);
  overflow: hidden;
}

.principles article {
  min-height: 130px;
  padding: 27px;
}

.principles article + article {
  border-left: 1px solid var(--border);
}

.principles strong,
.principles span {
  display: block;
}

.principles strong {
  color: var(--red);
  font-size: 17px;
}

.principles span {
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.5;
}

footer {
  padding: 25px clamp(20px, 5vw, 72px);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.7);
  background: var(--navy);
  font-size: 13px;
}

.footer-site-link {
  flex: 0 0 auto;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
  text-decoration: none;
}

.footer-site-link:hover {
  color: var(--white);
  text-decoration: underline;
}

.footer-disclaimer {
  max-width: 720px;
  text-align: right;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .control-grid,
  .result-grid,
  .principles {
    grid-template-columns: 1fr;
  }

  .principles article + article {
    border-top: 1px solid var(--border);
    border-left: 0;
  }
}

@media (max-width: 620px) {
  .results-heading,
  .result-card-header {
    align-items: stretch;
    flex-direction: column;
  }

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

  .textarea-footer {
    flex-direction: column;
    gap: 4px;
  }
}

@media (max-width: 520px) {
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-disclaimer {
    width: 100%;
    text-align: left;
  }

  .site-header {
    justify-content: flex-start;
  }

  main {
    width: min(100% - 28px, 1180px);
  }

  h1 {
    font-size: 47px;
    letter-spacing: -2px;
  }

  .respond-card {
    padding: 20px;
    border-radius: 16px;
  }

  .results-heading h2 {
    font-size: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .status-spinner {
    animation-duration: 1.8s;
  }
}