/* =========================================================================
   Burnline — tool styles
   USGS field report meets REI customer service. No red. No panic.
   ========================================================================= */

:root {
  --bl-forest:  #1E2B22;
  --bl-bone:    #F5F1E8;
  --bl-smoke:   #B4602A;
  --bl-sage:    #5A6B5A;
  --bl-ink:     #12181A;
  --bl-paper:   #FBF8F1;
  --bl-stone:   #8A8578;
  --bl-mustard: #A88A2E;
  --bl-moss:    #4A6B4A;

  --bl-border: rgba(30, 43, 34, 0.14);
  --bl-border-strong: rgba(30, 43, 34, 0.28);
  --bl-shadow: 0 1px 2px rgba(18, 24, 26, 0.04), 0 12px 32px -18px rgba(18, 24, 26, 0.18);
  --bl-shadow-lift: 0 2px 4px rgba(18, 24, 26, 0.05), 0 24px 60px -28px rgba(18, 24, 26, 0.28);

  --font-serif: 'Fraunces', 'Georgia', serif;
  --font-sans:  'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:  'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--bl-ink);
  background: var(--bl-bone);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--bl-forest); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Countdown ribbon ---------- */
.countdown-ribbon {
  background: var(--bl-forest);
  color: var(--bl-bone);
  position: sticky;
  top: 0;
  z-index: 50;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 10px 16px;
  text-align: center;
  border-bottom: 1px solid rgba(245, 241, 232, 0.08);
}
.ribbon-inner { display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: center; }
.ribbon-dot { opacity: 0.55; }
.ribbon-count { color: var(--bl-bone); font-weight: 600; }

/* ---------- Header ---------- */
.site-header {
  padding: 28px 0 8px;
}
.header-wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
}
.wordmark {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 30px;
  letter-spacing: -0.01em;
  color: var(--bl-ink);
}
.wordmark:hover { text-decoration: none; color: var(--bl-forest); }
.header-nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  color: var(--bl-sage);
}
.header-nav a { color: var(--bl-sage); }

/* ---------- Hero ---------- */
.hero { padding: 32px 0 18px; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bl-sage);
  margin: 0 0 14px;
}
h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(32px, 5.2vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--bl-ink);
  margin: 0 0 16px;
}
.lede {
  font-size: 17px;
  color: var(--bl-ink);
  max-width: 60ch;
  margin: 0;
}

/* ---------- Audit card ---------- */
.audit-card {
  background: var(--bl-paper);
  border: 1px solid var(--bl-border);
  border-radius: var(--radius-lg);
  padding: 28px 28px 32px;
  margin: 36px 0 0;
  box-shadow: var(--bl-shadow);
}
.audit-header {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px dashed var(--bl-border);
}
.clip {
  width: 24px;
  height: 14px;
  border: 1.5px solid var(--bl-sage);
  border-radius: 3px 3px 1px 1px;
  flex-shrink: 0;
  position: relative;
  margin-top: 6px;
  background: var(--bl-bone);
}
.clip::after {
  content: "";
  position: absolute;
  left: 50%; top: -7px;
  transform: translateX(-50%);
  width: 10px; height: 10px;
  border: 1.5px solid var(--bl-sage);
  border-bottom: none;
  border-radius: 6px 6px 0 0;
  background: var(--bl-bone);
}
.audit-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bl-sage);
  margin: 0 0 4px;
}
.audit-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--bl-ink);
  margin: 0;
}

/* ---------- Form fields ---------- */
.intake-form { display: flex; flex-direction: column; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bl-forest);
  font-weight: 600;
}
.field-optional {
  font-weight: 400;
  color: var(--bl-stone);
  letter-spacing: 0.06em;
}
.field-help {
  font-size: 13px;
  color: var(--bl-stone);
  font-family: var(--font-sans);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}
.field-help.locality-found {
  color: var(--bl-sage);
  font-weight: 500;
}

.intake-form input[type="text"],
.pdf-gate input[type="email"] {
  font-family: var(--font-mono);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--bl-border-strong);
  border-radius: var(--radius-md);
  background: var(--bl-bone);
  color: var(--bl-ink);
  transition: border-color 150ms, background 150ms;
  max-width: 100%;
}
.intake-form input[type="text"]:focus,
.pdf-gate input[type="email"]:focus {
  outline: none;
  border-color: var(--bl-forest);
  background: #fff;
}

/* ---------- Dropzone ---------- */
.dropzone {
  position: relative;
  display: block;
  border: 1.5px dashed var(--bl-border-strong);
  border-radius: var(--radius-md);
  background: var(--bl-bone);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 150ms, background 150ms;
}
.dropzone:hover { border-color: var(--bl-forest); background: #fff; }
.dropzone.dragging { border-color: var(--bl-moss); background: #fff; }
.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.dropzone-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.dz-icon {
  width: 36px; height: 36px;
  color: var(--bl-sage);
  margin-bottom: 4px;
}
.dz-primary {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  color: var(--bl-ink);
  margin: 0;
}
.dz-secondary {
  font-size: 13.5px;
  color: var(--bl-stone);
  margin: 0;
  max-width: 44ch;
}
.dz-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.dz-preview img {
  max-width: 100%;
  max-height: 280px;
  border-radius: var(--radius-sm);
  box-shadow: var(--bl-shadow);
}
.dz-reset {
  background: none;
  border: 1px solid var(--bl-border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bl-forest);
  cursor: pointer;
  transition: border-color 150ms;
}
.dz-reset:hover { border-color: var(--bl-forest); }

.privacy-note {
  font-size: 13px;
  color: var(--bl-sage);
  margin: 4px 0 0;
  font-style: italic;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 150ms, border-color 150ms, color 150ms, transform 80ms;
}
.btn:active { transform: translateY(1px); }
.btn.primary {
  background: var(--bl-forest);
  color: var(--bl-bone);
}
.btn.primary:hover { background: var(--bl-ink); }
.btn.primary:disabled {
  background: var(--bl-stone);
  cursor: not-allowed;
  opacity: 0.6;
}
.btn.ghost {
  background: transparent;
  color: var(--bl-forest);
  border-color: var(--bl-border-strong);
}
.btn.ghost:hover { border-color: var(--bl-forest); background: var(--bl-paper); }

/* ---------- Loading ---------- */
.loading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  padding: 16px 18px;
  background: var(--bl-bone);
  border: 1px solid var(--bl-border);
  border-radius: var(--radius-md);
}
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--bl-border-strong);
  border-top-color: var(--bl-forest);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-copy {
  font-size: 14px;
  color: var(--bl-sage);
  margin: 0;
}

/* ---------- Error ---------- */
.error-panel {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--bl-smoke);
  background: #FBEDDF;
  color: var(--bl-ink);
  border-radius: var(--radius-md);
  font-size: 14px;
}

/* ---------- Result ---------- */
.result {
  margin: 48px 0 0;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.score-block {
  background: var(--bl-paper);
  border: 1px solid var(--bl-border);
  border-radius: var(--radius-lg);
  padding: 40px 28px 36px;
  text-align: center;
  box-shadow: var(--bl-shadow-lift);
}
.score-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bl-sage);
  margin: 0 0 14px;
}
.score-numeral {
  font-family: var(--font-mono);
  font-size: clamp(96px, 16vw, 144px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--bl-ink);
  transition: color 300ms;
}
.score-numeral[data-band="adequate"] { color: var(--bl-moss); }
.score-numeral[data-band="needs"]    { color: var(--bl-mustard); }
.score-numeral[data-band="critical"] { color: var(--bl-smoke); }
.score-rating {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.005em;
  margin: 10px 0 4px;
  color: var(--bl-ink);
}
.score-caption {
  font-size: 15px;
  color: var(--bl-sage);
  margin: 0 auto;
  max-width: 52ch;
}

/* ---------- Zones ---------- */
.zones { display: flex; flex-direction: column; gap: 14px; }
.zone-row {
  background: var(--bl-paper);
  border: 1px solid var(--bl-border);
  border-left: 4px solid var(--bl-sage);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px 22px;
  box-shadow: var(--bl-shadow);
}
.zone-row[data-band="adequate"] { border-left-color: var(--bl-moss); }
.zone-row[data-band="needs"]    { border-left-color: var(--bl-mustard); }
.zone-row[data-band="critical"] { border-left-color: var(--bl-smoke); }

.zone-id {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 600;
  line-height: 1;
  color: var(--bl-ink);
  letter-spacing: -0.02em;
}
.zone-body { display: flex; flex-direction: column; gap: 8px; }
.zone-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}
.zone-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 19px;
  color: var(--bl-ink);
  margin: 0;
}
.zone-distance {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bl-stone);
}
.zone-rating-chip {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--bl-border-strong);
  color: var(--bl-forest);
  background: var(--bl-bone);
}
.zone-rating-chip[data-band="adequate"] { border-color: var(--bl-moss); color: var(--bl-moss); }
.zone-rating-chip[data-band="needs"]    { border-color: var(--bl-mustard); color: var(--bl-mustard); }
.zone-rating-chip[data-band="critical"] { border-color: var(--bl-smoke); color: var(--bl-smoke); }
.zone-finding {
  font-size: 15px;
  color: var(--bl-ink);
  margin: 0;
  line-height: 1.55;
}
.zone-recs {
  margin: 6px 0 0;
  padding-left: 18px;
  color: var(--bl-sage);
  font-size: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ---------- Top fixes ---------- */
.top-fixes {
  background: var(--bl-paper);
  border: 1px solid var(--bl-border);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  box-shadow: var(--bl-shadow);
}
.fixes-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  color: var(--bl-ink);
  margin: 0 0 16px;
}
.fixes-list {
  counter-reset: fix;
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.fixes-list li {
  counter-increment: fix;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px dashed var(--bl-border);
}
.fixes-list li:first-child { border-top: none; padding-top: 4px; }
.fixes-list li::before {
  content: counter(fix, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--bl-forest);
  line-height: 1.2;
}
.fix-action {
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--bl-ink);
  display: block;
  margin-bottom: 4px;
}
.fix-impact {
  font-size: 13.5px;
  color: var(--bl-sage);
  display: block;
}
.fix-zone-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bl-stone);
  margin-right: 8px;
}

/* ---------- PDF gate ---------- */
.pdf-gate {
  background: var(--bl-forest);
  color: var(--bl-bone);
  border-radius: var(--radius-lg);
  padding: 30px 28px;
  text-align: center;
}
.pdf-gate h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 24px;
  margin: 0 0 6px;
  color: var(--bl-bone);
}
.pdf-gate p { color: rgba(245, 241, 232, 0.82); margin: 0 0 18px; font-size: 15px; }
.gate-form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.gate-form input[type="email"] {
  flex: 1 1 220px;
  background: rgba(245, 241, 232, 0.08);
  color: var(--bl-bone);
  border: 1px solid rgba(245, 241, 232, 0.2);
  font-family: var(--font-sans);
}
.gate-form input[type="email"]::placeholder { color: rgba(245, 241, 232, 0.45); }
.gate-form input[type="email"]:focus { background: rgba(245, 241, 232, 0.14); border-color: var(--bl-bone); }
.pdf-gate .btn.primary {
  background: var(--bl-bone);
  color: var(--bl-forest);
}
.pdf-gate .btn.primary:hover { background: #fff; }
.gate-confirm {
  color: var(--bl-bone);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-top: 14px;
}

#restart-btn { align-self: center; }

/* ---------- How it works ---------- */
.how { margin: 72px 0 0; }
.how h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 28px;
  color: var(--bl-ink);
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}
.how-list {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.how-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 18px 0;
  border-top: 1px solid var(--bl-border);
}
.how-num {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--bl-sage);
  font-weight: 500;
}
.how-list h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 18px;
  margin: 0 0 4px;
  color: var(--bl-ink);
}
.how-list p { margin: 0; color: var(--bl-sage); font-size: 14.5px; }

/* ---------- Privacy + disclaimer ---------- */
.privacy-section {
  margin: 56px 0 0;
  padding: 28px;
  background: var(--bl-paper);
  border: 1px solid var(--bl-border);
  border-radius: var(--radius-lg);
}
.privacy-section h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 10px;
  color: var(--bl-ink);
}
.privacy-section p { margin: 0; color: var(--bl-sage); font-size: 15px; }

.disclaimer {
  margin: 36px 0 24px;
  padding: 0 4px;
}
.disclaimer p {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--bl-stone);
  font-style: italic;
  margin: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 40px;
  padding: 28px 0 36px;
  border-top: 1px solid var(--bl-border);
  background: var(--bl-paper);
}
.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--bl-stone);
}
.footer-mark { font-family: var(--font-mono); margin: 0; letter-spacing: 0.05em; }
.footer-legal { margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .audit-card { padding: 22px 20px 26px; }
  .score-block { padding: 32px 20px 28px; }
  .zone-row {
    grid-template-columns: 1fr;
    padding: 18px 18px;
  }
  .zone-id { font-size: 24px; }
  .how-list li { grid-template-columns: 40px 1fr; gap: 12px; }
  .header-nav { display: none; }
  .countdown-ribbon { font-size: 10.5px; padding: 8px 14px; letter-spacing: 0.06em; }
}

@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
  html { scroll-behavior: auto; }
}