/* Design Tokens */
:root {
  --color-primary: #2b2f36;
  --color-secondary: #767d88;
  --color-accent: #f07f2d;
  --color-surface: #f7f8f9;
  --color-ink: #161a1f;
  --color-white: #ffffff;
  --color-border: #dcdfe3;
  --color-border-dark: #3a3f47;

  --font-display: 'Khand', sans-serif;
  --font-body: 'Signika Negative', sans-serif;

  --max-width: 1140px;
  --radius-sm: 2px;
  --radius-md: 4px;
}

/* Reset & Global Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-surface);
  -webkit-text-size-adjust: 100%;
}

body.waybill-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  overflow-x: hidden;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: #d6671a;
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--color-primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }

p {
  margin-bottom: 1.25rem;
}

/* Header & Tab Rail (Tab Strip Pattern) */
.waybill-head {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-top: 1.5rem;
  border-bottom: 3px solid var(--color-accent);
}

.waybill-head-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.waybill-brand {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px dashed var(--color-secondary);
}

.waybill-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.waybill-logo:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.waybill-logo-icon {
  font-size: 1.8rem;
}

.waybill-tagline {
  font-size: 0.85rem;
  color: #b0b6c0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Connected Tab Navigation */
.waybill-nav-rail {
  margin-top: 1rem;
  position: relative;
}

.waybill-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  top: 3px; /* Sits on baseline rule boundary */
  z-index: 2;
}

.waybill-tab-item {
  margin: 0;
  padding: 0;
}

.waybill-tab-link {
  display: block;
  padding: 0.65rem 1.25rem;
  background-color: #383e47;
  color: #d0d5dd;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
  border: 1px solid var(--color-border-dark);
  border-bottom: none;
  transition: all 0.2s ease;
}

.waybill-tab-link:hover {
  background-color: #454c57;
  color: var(--color-white);
  text-decoration: none;
}

.waybill-tab-item.is-active .waybill-tab-link {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-accent);
  border-top: 3px solid var(--color-accent);
  font-weight: 700;
}

/* Main Panel Stage */
.waybill-main-panel {
  flex: 1;
  width: 100%;
}

/* Split-Screen Hero Opening (Homepage) */
.manifest-hero-stage {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-border);
}

@media (min-width: 850px) {
  .manifest-hero-stage {
    flex-direction: row;
    min-height: 440px;
  }
}

.manifest-hero-left {
  flex: 1 1 50%;
  width: 100%;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: clamp(2rem, 5vw, 4rem) clamp(1.25rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 4px solid var(--color-accent);
}

@media (min-width: 850px) {
  .manifest-hero-left {
    width: 50%;
  }
}

.hero-label-badge {
  display: inline-block;
  align-self: flex-start;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.6rem;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-sm);
}

.hero-brand-headline {
  color: var(--color-white);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  line-height: 0.95;
  margin-bottom: 1rem;
}

.hero-brand-subhead {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: #cfd4dc;
  font-weight: 400;
  line-height: 1.4;
  margin-bottom: 0;
}

.manifest-hero-right {
  flex: 1 1 50%;
  width: 100%;
  background-color: var(--color-surface);
  color: var(--color-ink);
  padding: clamp(2rem, 5vw, 4rem) clamp(1.25rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 850px) {
  .manifest-hero-right {
    width: 50%;
  }
}

/* Explicit List Rules for Homepage Intro and Article Prose */
.parcel-intro-content ul,
.parcel-intro-content ol,
.waybill-prose ul,
.waybill-prose ol {
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
  padding-left: 1.75rem;
}

.parcel-intro-content li,
.waybill-prose li {
  margin-bottom: 0.5rem;
  line-height: 1.55;
}

.parcel-intro-content p {
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Section Pitch Section */
.manifest-pitch-bar {
  background-color: var(--color-white);
  padding: 3rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.pitch-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.pitch-section-title {
  margin-bottom: 1.75rem;
  position: relative;
  padding-left: 0.85rem;
  border-left: 4px solid var(--color-accent);
}

.pitch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
}

.pitch-block {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  position: relative;
  border-top: 3px solid var(--color-primary);
}

.pitch-index {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.pitch-name {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.pitch-desc {
  font-size: 0.95rem;
  color: var(--color-secondary);
  margin-bottom: 0;
}

/* Uneven Tile Mosaic Section (Tiles-Uneven Grid Layout) */
.parcel-mosaic-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.25rem;
}

.mosaic-section-title {
  margin-bottom: 2rem;
  position: relative;
  padding-left: 0.85rem;
  border-left: 4px solid var(--color-accent);
}

.parcel-mosaic-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.parcel-tile {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.parcel-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
  border-color: var(--color-accent);
}

/* Explicit Uneven Grid Spans (Explicit line placement) */
.parcel-tile-pos-1 {
  grid-column: span 7;
  grid-row: span 2;
  background-color: #ffffff;
  border-left: 5px solid var(--color-accent);
}

.parcel-tile-pos-2 {
  grid-column: span 5;
  grid-row: span 1;
}

.parcel-tile-pos-3 {
  grid-column: span 5;
  grid-row: span 1;
}

.parcel-tile-pos-4 {
  grid-column: span 7;
  grid-row: span 1;
}

.parcel-tile-pos-5 {
  grid-column: span 5;
  grid-row: span 1;
  background-color: #fafbfc;
}

/* Responsive Grid Fallbacks */
@media (max-width: 900px) {
  .parcel-mosaic-grid {
    grid-template-columns: 1fr;
  }
  .parcel-tile-pos-1,
  .parcel-tile-pos-2,
  .parcel-tile-pos-3,
  .parcel-tile-pos-4,
  .parcel-tile-pos-5 {
    grid-column: span 1;
    grid-row: auto;
  }
}

.tile-meta-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--color-border);
  font-size: 0.85rem;
  color: var(--color-secondary);
}

.tile-seq-num {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-accent);
}

.tile-headline {
  margin-bottom: 0.85rem;
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  line-height: 1.15;
}

.tile-headline a {
  color: var(--color-primary);
}

.tile-headline a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.tile-summary {
  font-size: 0.98rem;
  color: #4a525d;
  margin-bottom: 0;
}

/* Single Article & Page Stage */
.single-article-stage {
  max-width: 820px;
  margin: 2.5rem auto;
  padding: 0 1.25rem;
}

.single-article-header {
  background-color: var(--color-white);
  padding: 2.25rem;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-accent);
  margin-bottom: 2rem;
}

.single-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  color: var(--color-secondary);
}

.single-nav-back {
  font-weight: 600;
}

.single-date-badge {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.single-section-tag {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.single-headline {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
}

.single-lead {
  font-size: 1.2rem;
  line-height: 1.5;
  color: #383e47;
  font-weight: 500;
  margin-bottom: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}

/* Article Prose Styling */
.waybill-prose {
  background-color: var(--color-white);
  padding: 2.5rem 2.25rem;
  border: 1px solid var(--color-border);
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--color-ink);
}

.waybill-prose h2 {
  font-size: 1.85rem;
  margin-top: 2.25rem;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-surface);
  position: relative;
}

.waybill-prose h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--color-accent);
}

.waybill-prose h3 {
  font-size: 1.45rem;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
}

.waybill-prose blockquote {
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
}

.waybill-prose strong {
  color: var(--color-primary);
}

.single-article-footer {
  margin-top: 2.5rem;
}

.article-footer-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  border-top: 3px solid var(--color-primary);
}

.article-footer-box h3 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.article-footer-links {
  list-style: square;
  padding-left: 1.25rem;
}

.article-footer-links li {
  margin-bottom: 0.5rem;
}

/* List Page Container */
.list-page-container {
  max-width: var(--max-width);
  margin: 2.5rem auto;
  padding: 0 1.25rem;
}

.list-page-header {
  background-color: var(--color-white);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  border-left: 5px solid var(--color-accent);
  margin-bottom: 2.5rem;
}

.list-page-badge {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.5rem;
}

.list-page-title {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  margin-bottom: 0.75rem;
}

.list-page-desc {
  font-size: 1.15rem;
  color: var(--color-secondary);
  margin-bottom: 0;
}

/* Footer Styling */
.waybill-foot {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 3rem 1.25rem;
  margin-top: 4rem;
  border-top: 4px solid var(--color-accent);
}

.waybill-foot-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.waybill-foot-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.waybill-foot-copy {
  font-size: 0.9rem;
  color: #a0a6b0;
  margin-bottom: 0;
}

.waybill-foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.waybill-foot-links a {
  color: #d0d5dd;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.waybill-foot-links a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* Strict Mobile 375px Verification Rules */
@media (max-width: 480px) {
  .waybill-brand {
    flex-direction: column;
    align-items: flex-start;
  }
  .waybill-tabs {
    flex-direction: column;
    width: 100%;
  }
  .waybill-tab-link {
    border-radius: 0;
  }
  .single-article-header,
  .waybill-prose,
  .list-page-header {
    padding: 1.25rem;
  }
}

/* Explicit tracks on purpose: the auto-sizing track idiom used across the
   rest of the network is a layout fingerprint and is banned in this build. */
@media (max-width: 860px) {
  .pitch-grid {
    grid-template-columns: 1fr;
  }
}