@import url('https://fonts.googleapis.com/css2?family=Rawline:wght@400;500;600;700&family=Open+Sans:wght@400;500;600;700&display=swap');

:root {
  --background: hsl(0 0% 98%);
  --foreground: hsl(213 30% 15%);
  --card: hsl(0 0% 100%);
  --primary: hsl(213 72% 28%);
  --primary-foreground: hsl(0 0% 100%);
  --secondary: hsl(210 25% 93%);
  --muted: hsl(210 18% 95%);
  --muted-foreground: hsl(213 12% 48%);
  --accent: hsl(155 55% 35%);
  --destructive: hsl(0 72% 50%);
  --border: hsl(213 18% 88%);
  --warning: hsl(42 95% 48%);
  --success: hsl(155 55% 35%);
  --gov-yellow: hsl(48 100% 50%);
  --gov-green: hsl(155 55% 35%);
  --gov-blue: hsl(213 72% 28%);
  --radius: 0.5rem;
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  min-height: 100%;
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: "Open Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }

button { cursor: pointer; }

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

svg {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.page { min-height: 100vh; display: flex; flex-direction: column; }

.container {
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem;
}

.container-wide { max-width: 64rem; }

.container-report { max-width: 56rem; }

.gov-bar {
  width: 100%;
  height: 0.25rem;
  background: linear-gradient(90deg, var(--gov-green), var(--gov-yellow), var(--gov-blue));
}

.site-header {
  background: var(--primary);
  color: var(--primary-foreground);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.results-header .header-inner {
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.header-brand { display: flex; align-items: center; gap: 0.75rem; }

.logo { flex-shrink: 0; display: block; }

.site-header h1 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.2;
  font-weight: 700;
}

.site-header p {
  margin: 0.125rem 0 0;
  color: hsl(0 0% 100% / 0.75);
  font-size: 0.875rem;
}

.results-header h1 { font-size: 1.125rem; line-height: 1; }
.results-header p { font-size: 0.75rem; color: hsl(0 0% 100% / 0.7); }

.header-actions { display: flex; align-items: center; gap: 0.75rem; }

.header-button {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  border: 0;
  border-radius: 0.375rem;
  background: hsl(0 0% 100% / 0.1);
  color: var(--primary-foreground);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.header-button:hover { background: hsl(0 0% 100% / 0.2); }

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  border: 0;
  background: transparent;
  color: hsl(0 0% 100% / 0.7);
  padding: 0.5rem 0;
  font-size: 0.875rem;
}

.header-link:hover { color: var(--primary-foreground); }

.breadcrumb {
  background: var(--secondary);
  border-bottom: 1px solid var(--border);
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

.breadcrumb .container { padding-top: 0.5rem; padding-bottom: 0.5rem; }

.home-main {
  flex: 1;
  padding: 4rem 1rem;
}

.home-wrap {
  max-width: 42rem;
  margin: 0 auto;
}

.animate-in { animation: fade-in 0.5s ease-out both; }

.intro {
  margin-bottom: 2.5rem;
  text-align: center;
}

.intro h2 {
  margin: 0 0 0.75rem;
  color: var(--foreground);
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  line-height: 1.2;
  font-weight: 700;
}

.intro p {
  max-width: 32rem;
  margin: 0 auto;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  line-height: 1.65;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.04);
}

.upload-card { overflow: hidden; }

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.75rem 1.25rem;
}

.card-title h3 {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
}

.card-title svg { color: hsl(0 0% 100% / 0.8); }

.card-body { padding: 1.5rem; }

.drop-zone {
  position: relative;
  border: 2px dashed var(--border);
  border-radius: 0.375rem;
  padding: 2.5rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.drop-zone:hover,
.drop-zone.is-dragging {
  border-color: hsl(213 72% 28% / 0.5);
  background: hsl(210 18% 95% / 0.5);
}

.drop-zone.is-dragging { border-color: var(--primary); background: hsl(213 72% 28% / 0.05); }

.upload-state,
.processing-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.upload-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 999px;
  background: hsl(213 72% 28% / 0.1);
  color: var(--primary);
  font-size: 1.75rem;
}

.upload-copy p {
  margin: 0;
  color: var(--foreground);
  font-size: 0.875rem;
  font-weight: 500;
}

.upload-copy span,
.processing-state p {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

.spinner {
  width: 3rem;
  height: 3rem;
  border: 2px solid var(--primary);
  border-top-color: transparent;
  border-radius: 999px;
  animation: spin 0.8s linear infinite;
}

.error-message {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  color: var(--destructive);
  font-size: 0.875rem;
  animation: fade-in-small 0.2s ease-out both;
}

.security-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding: 1rem;
}

.security-card svg {
  flex-shrink: 0;
  margin-top: 0.125rem;
  color: var(--accent);
  font-size: 1.25rem;
}

.security-card p {
  margin: 0;
  color: var(--foreground);
  font-size: 0.875rem;
  font-weight: 600;
}

.security-card span {
  display: block;
  margin-top: 0.125rem;
  color: var(--muted-foreground);
  font-size: 0.75rem;
  line-height: 1.6;
}

.feature-section,
.faq-section,
.seo-section { margin-top: 2.5rem; }

.feature-section h3,
.faq-section h3,
.seo-section h3 {
  margin: 0 0 1.25rem;
  color: var(--foreground);
  text-align: center;
  font-size: 1.125rem;
  font-weight: 700;
}

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

.feature-card {
  padding: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.feature-card svg {
  display: block;
  margin: 0 auto 0.5rem;
  color: var(--primary);
  font-size: 2rem;
}

.feature-card:nth-child(2) svg { color: var(--accent); }

.feature-card h4 {
  margin: 0 0 0.25rem;
  color: var(--foreground);
  font-size: 0.875rem;
  font-weight: 600;
}

.feature-card p {
  margin: 0;
  color: var(--muted-foreground);
  font-size: 0.75rem;
  line-height: 1.45;
}

.seo-card,
.platform-card,
.seo-list-grid > div,
.guide-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.prose-card {
  padding: 1rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  line-height: 1.65;
}

.prose-card p { margin: 0 0 0.75rem; }
.prose-card ol { margin: 0; padding-left: 1.25rem; }
.prose-card li + li { margin-top: 0.375rem; }

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

.platform-card {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.platform-card:hover {
  border-color: hsl(213 72% 28% / 0.45);
  transform: translateY(-1px);
}

.platform-card strong {
  color: var(--foreground);
  font-size: 0.875rem;
}

.platform-card span,
.disclaimer {
  color: var(--muted-foreground);
  font-size: 0.75rem;
  line-height: 1.5;
}

.disclaimer { margin: 1rem 0 0; text-align: center; }

.seo-list-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.seo-list-grid > div {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
}

.seo-list-grid strong {
  color: var(--foreground);
  font-size: 0.875rem;
}

.seo-list-grid span {
  color: var(--muted-foreground);
  font-size: 0.75rem;
  line-height: 1.55;
}

.guide-main {
  flex: 1;
  padding: 3rem 1rem;
}

.guide-wrap {
  max-width: 56rem;
  margin: 0 auto;
  display: grid;
  gap: 1.25rem;
}

.guide-hero {
  text-align: center;
  animation: fade-in 0.5s ease-out both;
}

.guide-hero h2 {
  margin: 0 0 0.75rem;
  color: var(--foreground);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  line-height: 1.15;
}

.guide-hero p {
  max-width: 42rem;
  margin: 0 auto;
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.guide-card {
  padding: 1.25rem;
  animation: fade-in 0.45s ease-out both;
}

.guide-card h3 {
  margin: 0 0 0.75rem;
  color: var(--foreground);
  font-size: 1.125rem;
}

.guide-card p,
.guide-card li {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  line-height: 1.65;
}

.guide-card p { margin: 0; }
.guide-card p + p { margin-top: 0.75rem; }
.guide-card ol,
.guide-card ul { margin: 0; padding-left: 1.25rem; }
.guide-card li + li { margin-top: 0.375rem; }

.guide-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  background: var(--card);
  color: var(--foreground);
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.secondary-button:hover { border-color: hsl(213 72% 28% / 0.45); }

.faq-list { display: grid; gap: 1rem; }

.faq-list details {
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.faq-list summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  color: var(--foreground);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  list-style: none;
}

.faq-list summary::-webkit-details-marker { display: none; }

.faq-list summary:hover { background: hsl(210 18% 95% / 0.5); }

.faq-list summary svg { flex-shrink: 0; color: var(--primary); }

.faq-list details div {
  padding: 0 1rem 1rem;
  color: var(--muted-foreground);
  font-size: 0.75rem;
  line-height: 1.65;
}

.site-footer {
  background: var(--primary);
  color: hsl(0 0% 100% / 0.7);
  padding: 1.5rem 0;
}

.results-footer { padding: 1rem 0; }

.footer-copy {
  display: grid;
  gap: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
}

.results-footer .footer-copy { gap: 0.25rem; }

.footer-copy p {
  margin: 0;
  color: hsl(0 0% 100% / 0.9);
  font-weight: 600;
}

.footer-copy span,
.footer-copy small { display: block; }
.footer-copy small { color: hsl(0 0% 100% / 0.5); font-size: 0.75rem; }

.results-main {
  flex: 1;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.results-stack { display: grid; gap: 1.25rem; }

.print-header {
  display: none;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--foreground);
  padding-bottom: 1rem;
}

.print-top,
.iti-banner,
.summary-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.print-brand,
.iti-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.print-brand p,
.iti-brand p,
.print-iti p { margin: 0; }

.print-brand p { font-size: 1.125rem; font-weight: 700; }
.print-brand span, .print-iti span { color: var(--muted-foreground); font-size: 0.75rem; }
.print-iti { display: flex; align-items: center; gap: 0.75rem; text-align: right; }
.print-iti p { font-size: 0.75rem; font-weight: 600; }
.print-title { margin-top: 0.75rem; text-align: center; }
.print-title p { margin: 0; font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; }
.print-title span { display: block; margin-top: 0.25rem; color: var(--muted-foreground); font-size: 0.75rem; }

.iti-banner {
  padding: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  animation: fade-in 0.4s ease-out both;
}

.iti-brand p { color: var(--foreground); font-size: 0.75rem; font-weight: 600; }
.iti-brand span, .iti-time { color: var(--muted-foreground); font-size: 0.75rem; }

.summary-card {
  justify-content: flex-start;
  border-radius: var(--radius);
  border: 1px solid;
  padding: 1.25rem;
  animation: fade-in 0.4s 0.05s ease-out both;
}

.summary-card.success { border-color: hsl(155 55% 35% / 0.3); background: hsl(155 55% 35% / 0.05); }
.summary-card.warning { border-color: hsl(42 95% 48% / 0.3); background: hsl(42 95% 48% / 0.05); }
.summary-card > svg { flex-shrink: 0; font-size: 2rem; }
.summary-card.success > svg { color: var(--success); }
.summary-card.warning > svg { color: var(--warning); }
.summary-card p { margin: 0; color: var(--foreground); font-weight: 700; }
.summary-card span { color: var(--muted-foreground); font-size: 0.875rem; }

.section-card {
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  animation: fade-in 0.4s ease-out both;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  background: var(--primary);
  border-bottom: 1px solid var(--border);
  color: var(--primary-foreground);
  padding: 0.75rem 1.25rem;
}

.section-title svg { color: hsl(0 0% 100% / 0.8); }
.section-title h3 { margin: 0; font-size: 0.875rem; font-weight: 600; }
.section-body { padding: 1.25rem; }

.data-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border-bottom: 1px solid hsl(213 18% 88% / 0.5);
  padding: 0.5rem 0;
}

.data-row:last-child { border-bottom: 0; }

.data-label {
  min-width: 8.75rem;
  flex-shrink: 0;
  color: var(--muted-foreground);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.data-value {
  min-width: 0;
  color: var(--foreground);
  overflow-wrap: anywhere;
  font-size: 0.875rem;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 0.75rem; }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  border-radius: 999px;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge svg { font-size: 0.75rem; }
.status-badge.valid { background: hsl(155 55% 35% / 0.1); color: var(--success); }
.status-badge.invalid { background: hsl(0 72% 50% / 0.1); color: var(--destructive); }

.dn-title {
  margin: 0 0 0.5rem;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cert-list,
.cert-body,
.signature-body { display: grid; gap: 1rem; }

.cert-heading {
  margin: 0;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.certificate-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
}

.certificate-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  background: hsl(210 18% 95% / 0.3);
  padding: 0.75rem 1rem;
}

.certificate-header span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--foreground);
  font-size: 0.875rem;
  font-weight: 500;
}

.certificate-header svg { color: var(--primary); }
.certificate-body { display: grid; gap: 1rem; padding: 1rem; }

.warning-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 0.375rem;
  background: hsl(42 95% 48% / 0.1);
  color: var(--warning);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
}

.print-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 0;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 0.375rem;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.primary-button:hover { opacity: 0.9; }

.security-notice {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted-foreground);
  padding: 1rem 0;
  text-align: center;
  font-size: 0.75rem;
}

[hidden] { display: none !important; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-small {
  from { opacity: 0; transform: translateY(0.3125rem); }
  to { opacity: 1; transform: translateY(0); }
}

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

@media (max-width: 640px) {
  .home-main { padding-top: 3rem; padding-bottom: 3rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .platform-grid,
  .seo-list-grid { grid-template-columns: 1fr; }
  .drop-zone { padding: 2rem 1rem; }
  .results-header .header-inner { align-items: flex-start; flex-direction: column; }
  .header-actions { width: 100%; justify-content: space-between; }
  .iti-banner { align-items: flex-start; flex-direction: column; }
  .data-row { flex-direction: column; gap: 0.125rem; }
  .data-label { min-width: 0; }
  .certificate-header { align-items: flex-start; flex-direction: column; gap: 0.5rem; }
}

@media print {
  .no-print { display: none !important; }
  body { background: white !important; color: #1a1a1a !important; font-size: 11pt; }
  .page { min-height: auto; }
  .results-main { padding-top: 0; }
  .print-header { display: block !important; }
  header, footer { position: static !important; }
  .section-card, .summary-card { break-inside: avoid; }
}