/* Michigan After Dark: The Northern Lights, Dark-Sky Preserves & Meteor Shower Field Guide Stylesheet
   Architecture: FIELD_GUIDE_V1 Night Sky Palette */

:root {
  --ds-bg: #070d17;
  --ds-surface: #0e1a2b;
  --ds-surface-elevated: #142338;
  --ds-border: #1e334f;
  --ds-border-bright: #2d4c75;
  --ds-ink: #f0f6fc;
  --ds-ink-soft: #c2d3e7;
  --ds-muted: #839bb8;
  --ds-aurora: #38ef7d;
  --ds-aurora-glow: rgba(56, 239, 125, 0.28);
  --ds-milkyway: #c084fc;
  --ds-milkyway-glow: rgba(192, 132, 252, 0.25);
  --ds-meteor: #facc15;
  --ds-meteor-glow: rgba(250, 204, 21, 0.25);
  --ds-font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --ds-font-display: Georgia, Cambria, "Times New Roman", serif;
  --ds-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --ds-shadow-hover: 0 16px 40px -10px rgba(56, 239, 125, 0.16);
}

body.ds-page {
  background: var(--ds-bg);
  color: var(--ds-ink);
  font: 16px/1.65 var(--ds-font-body);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

.ds-shell {
  width: min(1200px, calc(100% - 36px));
  max-width: 1200px;
  margin: 0 auto;
}

/* Breadcrumbs & Authority Header */
.ds-breadcrumb {
  font: 600 0.78rem/1.4 var(--ds-font-body);
  color: var(--ds-muted);
  padding: 18px 0 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.ds-breadcrumb a {
  color: var(--ds-aurora);
  text-decoration: none;
}
.ds-breadcrumb a:hover {
  text-decoration: underline;
}

/* Hero Section */
.ds-hero {
  background: radial-gradient(circle at 80% 20%, #152c48 0%, #0c1827 60%, #070d17 100%);
  border: 1px solid var(--ds-border);
  border-top: 4px solid var(--ds-aurora);
  border-radius: 12px;
  padding: 38px 36px;
  margin: 16px 0 32px;
  box-shadow: var(--ds-shadow);
  position: relative;
  overflow: hidden;
}

.ds-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, var(--ds-aurora-glow) 0%, transparent 70%);
  pointer-events: none;
}

.ds-kicker {
  font: 700 0.74rem/1.2 var(--ds-font-body);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ds-aurora);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ds-kicker::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ds-aurora);
  box-shadow: 0 0 10px var(--ds-aurora);
}

h1.ds-page-title {
  font: 500 clamp(2.1rem, 4vw, 3.2rem)/1.1 var(--ds-font-display);
  letter-spacing: -0.025em;
  color: #fff;
  margin: 0 0 16px;
  max-width: 950px;
}

.ds-subtitle {
  font: 400 clamp(1.05rem, 2vw, 1.25rem)/1.55 var(--ds-font-display);
  color: var(--ds-ink-soft);
  font-style: italic;
  margin: 0 0 24px;
  max-width: 900px;
  border-bottom: 1px solid var(--ds-border);
  padding-bottom: 20px;
}

.ds-badge-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.ds-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  font: 600 0.76rem/1.2 var(--ds-font-body);
  letter-spacing: 0.04em;
  background: var(--ds-surface-elevated);
  border: 1px solid var(--ds-border-bright);
  color: var(--ds-ink-soft);
}
.ds-pill.primary {
  background: rgba(56, 239, 125, 0.12);
  border-color: var(--ds-aurora);
  color: var(--ds-aurora);
}
.ds-pill.milkyway {
  background: rgba(192, 132, 252, 0.12);
  border-color: var(--ds-milkyway);
  color: var(--ds-milkyway);
}
.ds-pill.meteor {
  background: rgba(250, 204, 21, 0.12);
  border-color: var(--ds-meteor);
  color: var(--ds-meteor);
}

.ds-lead-copy {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ds-ink-soft);
  max-width: 920px;
  margin-bottom: 24px;
}

.ds-lead-copy strong {
  color: #fff;
}

.ds-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.ds-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 6px;
  font: 700 0.86rem/1.2 var(--ds-font-body);
  text-decoration: none;
  background: var(--ds-surface-elevated);
  color: var(--ds-ink);
  border: 1px solid var(--ds-border-bright);
  transition: all 0.18s ease;
}
.ds-action-btn:hover {
  background: var(--ds-border-bright);
  color: #fff;
  border-color: var(--ds-aurora);
  text-decoration: none;
}
.ds-action-btn.primary {
  background: var(--ds-aurora);
  color: #070d17;
  border-color: var(--ds-aurora);
  box-shadow: 0 4px 16px rgba(56, 239, 125, 0.35);
}
.ds-action-btn.primary:hover {
  background: #2dd86f;
  transform: translateY(-1px);
}

/* Science & Authority Explainer Grids */
.ds-explainer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin: 32px 0 44px;
}

.ds-explainer-card {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 10px;
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.ds-explainer-card h2,
.ds-explainer-card h3 {
  font: 500 1.35rem/1.25 var(--ds-font-display);
  color: #fff;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ds-explainer-card p {
  color: var(--ds-ink-soft);
  font-size: 0.94rem;
  line-height: 1.65;
  margin-bottom: 14px;
}
.ds-explainer-card ul {
  padding-left: 20px;
  margin: 10px 0;
  color: var(--ds-ink-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}
.ds-explainer-card li {
  margin-bottom: 6px;
}

/* Smartphone Astrophotography Cheat Sheet */
.ds-cheat-sheet {
  background: linear-gradient(145deg, #0f1c2e 0%, #091321 100%);
  border: 1px solid var(--ds-border-bright);
  border-radius: 10px;
  padding: 30px 32px;
  margin: 36px 0;
}
.ds-cheat-sheet h2 {
  font: 500 1.6rem/1.2 var(--ds-font-display);
  color: #fff;
  margin: 0 0 12px;
}
.ds-cheat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 20px;
}
.ds-phone-card {
  background: var(--ds-bg);
  border: 1px solid var(--ds-border);
  border-radius: 8px;
  padding: 20px;
}
.ds-phone-card h3 {
  font: 600 1.05rem/1.3 var(--ds-font-body);
  color: var(--ds-aurora);
  margin: 0 0 8px;
}
.ds-phone-card p {
  font-size: 0.88rem;
  color: var(--ds-ink-soft);
  line-height: 1.55;
  margin-bottom: 10px;
}
.ds-phone-badge {
  display: inline-block;
  padding: 3px 8px;
  background: var(--ds-surface-elevated);
  border: 1px solid var(--ds-border);
  border-radius: 4px;
  font: 700 0.72rem/1 var(--ds-font-body);
  color: var(--ds-meteor);
  text-transform: uppercase;
}

/* Filter Controls Section */
.ds-filter-panel {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 10px;
  padding: 24px 28px;
  margin: 36px 0 28px;
  box-shadow: var(--ds-shadow);
}
.ds-filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--ds-border);
  padding-bottom: 14px;
}
.ds-filter-header h2 {
  font: 500 1.35rem/1.2 var(--ds-font-display);
  color: #fff;
  margin: 0;
}
.ds-filter-count {
  font: 600 0.82rem/1 var(--ds-font-body);
  color: var(--ds-muted);
}
.ds-filter-groups {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.ds-filter-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.ds-filter-label {
  font: 700 0.72rem/1 var(--ds-font-body);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ds-muted);
  width: 110px;
  flex-shrink: 0;
}
.ds-filter-btn {
  background: var(--ds-bg);
  border: 1px solid var(--ds-border);
  border-radius: 6px;
  color: var(--ds-ink-soft);
  font: 600 0.8rem/1.2 var(--ds-font-body);
  padding: 7px 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.ds-filter-btn:hover {
  border-color: var(--ds-border-bright);
  color: #fff;
}
.ds-filter-btn.active {
  background: rgba(56, 239, 125, 0.15);
  border-color: var(--ds-aurora);
  color: var(--ds-aurora);
  font-weight: 700;
}

/* Map Section */
.ds-map-section {
  margin: 28px 0 44px;
}
.ds-map-wrap {
  position: relative;
  height: 480px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--ds-border-bright);
  background: #08111d;
}
#dark-sky-map {
  width: 100%;
  height: 100%;
}
.ds-map-caption {
  font: 500 0.8rem/1.5 var(--ds-font-body);
  color: var(--ds-muted);
  margin-top: 10px;
  text-align: right;
}

/* Stop Card List (12 .wf-story Cards) */
.ds-stories-grid {
  display: flex;
  flex-direction: column;
  gap: 36px;
  margin: 36px 0 60px;
}

.wf-story {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  padding: 32px 34px;
  box-shadow: var(--ds-shadow);
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 1fr);
  gap: 32px;
  align-items: start;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  scroll-margin-top: 30px;
}
.wf-story:hover {
  border-color: var(--ds-border-bright);
  box-shadow: var(--ds-shadow-hover);
}
.wf-story.highlighted {
  border-color: var(--ds-aurora);
  box-shadow: 0 0 25px rgba(56, 239, 125, 0.3);
}

.wf-story-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.wf-story-index-pill {
  font: 700 0.72rem/1 var(--ds-font-body);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ds-aurora);
}

h2.wf-story-title {
  font: 500 clamp(1.45rem, 2.5vw, 1.95rem)/1.2 var(--ds-font-display);
  color: #fff;
  margin: 0;
}

.wf-story-subtitle {
  font: 400 0.98rem/1.5 var(--ds-font-display);
  color: var(--ds-ink-soft);
  font-style: italic;
  margin: 0;
}

.wf-story-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 16px;
}

.wf-bortle-badge {
  padding: 4px 10px;
  border-radius: 4px;
  font: 700 0.74rem/1 var(--ds-font-body);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.wf-bortle-badge.bortle-1 {
  background: #022c22;
  color: #34d399;
  border: 1px solid #059669;
}
.wf-bortle-badge.bortle-2 {
  background: #1e1b4b;
  color: #a5b4fc;
  border: 1px solid #4f46e5;
}
.wf-bortle-badge.bortle-3 {
  background: #172554;
  color: #93c5fd;
  border: 1px solid #2563eb;
}

.wf-story-narrative {
  font-size: 0.95rem;
  line-height: 1.68;
  color: var(--ds-ink-soft);
  margin-bottom: 20px;
}
.wf-story-narrative p {
  margin: 0 0 14px;
}
.wf-story-narrative p:last-child {
  margin-bottom: 0;
}

/* The Compass & Azimuth Hook Widget */
.ds-azimuth-box {
  background: var(--ds-bg);
  border: 1px solid var(--ds-border-bright);
  border-radius: 8px;
  padding: 18px 20px;
  margin: 20px 0;
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  align-items: center;
}
.ds-compass-dial {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  border: 2px dashed var(--ds-border-bright);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, #0e1e33 0%, #060b14 80%);
}
.ds-compass-needle {
  position: absolute;
  width: 3px;
  height: 38px;
  background: linear-gradient(to top, transparent 40%, var(--ds-aurora) 100%);
  bottom: 50%;
  left: calc(50% - 1.5px);
  transform-origin: bottom center;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.ds-compass-needle::after {
  content: "";
  position: absolute;
  top: -4px;
  left: -3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ds-aurora);
  box-shadow: 0 0 8px var(--ds-aurora);
}
.ds-compass-center {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  z-index: 2;
}
.ds-azimuth-data {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ds-azimuth-title {
  font: 700 0.72rem/1 var(--ds-font-body);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ds-aurora);
}
.ds-azimuth-bearing {
  font: 700 1.15rem/1.2 var(--ds-font-body);
  color: #fff;
}
.ds-azimuth-desc {
  font: 400 0.84rem/1.45 var(--ds-font-body);
  color: var(--ds-ink-soft);
}

/* Key Intel Specs Table */
.ds-intel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 18px 0;
  font-size: 0.86rem;
}
.ds-intel-item {
  background: var(--ds-surface-elevated);
  border: 1px solid var(--ds-border);
  border-radius: 6px;
  padding: 10px 14px;
}
.ds-intel-item span {
  display: block;
  font: 700 0.68rem/1 var(--ds-font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ds-muted);
  margin-bottom: 4px;
}
.ds-intel-item strong {
  color: #fff;
  font-weight: 600;
}

/* Right-Column Story Media & Rules */
.wf-story-media {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.wf-story-figure {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--ds-border-bright);
  background: #000;
  position: relative;
}
.wf-story-figure img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.wf-story:hover .wf-story-figure img {
  transform: scale(1.02);
}
.wf-story-figure figcaption {
  font: 400 0.72rem/1.4 var(--ds-font-body);
  color: var(--ds-muted);
  padding: 8px 12px;
  background: var(--ds-surface-elevated);
  border-top: 1px solid var(--ds-border);
}
.wf-story-figure figcaption a {
  color: var(--ds-ink-soft);
  text-decoration: underline;
}

.ds-rules-box {
  background: rgba(14, 26, 43, 0.7);
  border: 1px solid var(--ds-border);
  border-left: 3px solid var(--ds-meteor);
  border-radius: 6px;
  padding: 14px 16px;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--ds-ink-soft);
}
.ds-rules-box strong {
  display: block;
  font: 700 0.72rem/1 var(--ds-font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ds-meteor);
  margin-bottom: 6px;
}

.wf-story-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}
.wf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 6px;
  font: 600 0.8rem/1.2 var(--ds-font-body);
  text-decoration: none;
  background: var(--ds-surface-elevated);
  color: var(--ds-ink-soft);
  border: 1px solid var(--ds-border);
  transition: all 0.15s ease;
}
.wf-btn:hover {
  background: var(--ds-border-bright);
  color: #fff;
  border-color: var(--ds-aurora);
  text-decoration: none;
}
.wf-btn.primary {
  background: rgba(56, 239, 125, 0.12);
  border-color: var(--ds-aurora);
  color: var(--ds-aurora);
}
.wf-btn.primary:hover {
  background: var(--ds-aurora);
  color: #070d17;
}

/* FAQ & Knowledge Section */
.ds-faq-section {
  background: var(--ds-surface);
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  padding: 38px 40px;
  margin: 48px 0;
}
.ds-faq-section h2 {
  font: 500 clamp(1.6rem, 3vw, 2.2rem)/1.2 var(--ds-font-display);
  color: #fff;
  margin: 0 0 24px;
  border-bottom: 1px solid var(--ds-border);
  padding-bottom: 16px;
}
.ds-faq-item {
  border-bottom: 1px solid var(--ds-border);
  padding: 20px 0;
}
.ds-faq-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.ds-faq-item h3 {
  font: 600 1.15rem/1.3 var(--ds-font-display);
  color: #fff;
  margin: 0 0 10px;
}
.ds-faq-item p {
  color: var(--ds-ink-soft);
  font-size: 0.94rem;
  line-height: 1.65;
  margin: 0;
}

/* Responsive Styles */
@media (max-width: 960px) {
  .wf-story {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
  }
  .ds-hero {
    padding: 28px 22px;
  }
  .ds-intel-grid {
    grid-template-columns: 1fr;
  }
  .ds-map-wrap {
    height: 380px;
  }
}

@media (max-width: 640px) {
  .ds-azimuth-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .ds-compass-dial {
    margin: 0 auto;
  }
  .ds-filter-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .ds-filter-label {
    width: auto;
  }
}