/* ============================================================
   Boundaries — design system v2
   Warm cream · deep charcoal · teal accent · Inter + DM Serif + JetBrains Mono
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg:       #faf8f5;
  --surface:  #f2efe9;
  --surface2: #e8e4db;
  --ink:      #1c1a16;
  --ink-70:   rgba(28, 26, 22, 0.70);
  --ink-45:   rgba(28, 26, 22, 0.45);
  --ink-18:   rgba(28, 26, 22, 0.18);
  --ink-08:   rgba(28, 26, 22, 0.08);
  --teal:     #1a6b6b;
  --teal-lt:  #e4f0f0;
  --teal-mid: rgba(26, 107, 107, 0.18);
  --red:      #c0503a;
  --amber:    #9a6b00;
  --green:    #2d6a3f;

  --serif:  'DM Serif Display', Georgia, serif;
  --sans:   'Inter', system-ui, -apple-system, sans-serif;
  --mono:   'JetBrains Mono', ui-monospace, monospace;

  --r:      4px;
  --r-pill: 999px;
  --measure: 1160px;
  --border: 0.75px solid var(--ink-18);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--teal-lt); }

.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 28px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }

/* ---- masthead ------------------------------------------------- */

.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 248, 245, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: var(--border);
}
.masthead .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 52px;
  flex-wrap: wrap;
}
.masthead__mark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}
.masthead__mark .logo-b {
  width: 28px;
  height: 28px;
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1;
  flex: none;
}
.masthead__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.masthead__links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-70);
  padding: 5px 10px;
  border-radius: var(--r);
  transition: background 100ms, color 100ms;
  text-decoration: none;
}
.masthead__links a:hover { background: var(--ink-08); color: var(--ink); }

/* ---- hero ----------------------------------------------------- */

.hero { padding: 64px 0 40px; }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 18px;
}
.hero__eyebrow::before {
  content: '';
  width: 20px;
  height: 1.5px;
  background: var(--teal);
  display: block;
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 5.5vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin-bottom: 20px;
}
.hero h1 em {
  font-style: italic;
  color: var(--ink-70);
}
.hero__lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-70);
  max-width: 62ch;
  margin-bottom: 24px;
}
.hero__meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-45);
}

/* plate nav */
.plate-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 28px;
}
.plate-nav a {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-70);
  padding: 5px 12px;
  border-radius: var(--r-pill);
  border: var(--border);
  background: var(--surface);
  transition: background 100ms, color 100ms, border-color 100ms;
  text-decoration: none;
}
.plate-nav a:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* ---- figures strip -------------------------------------------- */

.figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  border-top: var(--border);
  border-bottom: var(--border);
  margin: 12px 0 44px;
}
.figures > div {
  padding: 18px 20px 16px 0;
  border-right: var(--border);
}
.figures > div:last-child { border-right: none; }
.figures > div + div { padding-left: 20px; }
.figures .v {
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 4px;
}
.figures .k {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
}

/* ---- section headings ----------------------------------------- */

.section { margin: 56px 0; }
.section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  border-bottom: var(--border);
  padding-bottom: 12px;
  margin-bottom: 22px;
}
.section__head .plate {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-lt);
  padding: 2px 8px;
  border-radius: var(--r-pill);
}
.section__head h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.section__head .aside {
  margin-left: auto;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-45);
}
.section > p, .prose p {
  max-width: 70ch;
  color: var(--ink-70);
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.7;
}

/* ---- survey sheet --------------------------------------------- */

.sheet {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.sheet__title {
  text-align: center;
  padding: 20px 20px 16px;
  border-bottom: var(--border);
  background: var(--bg);
}
.sheet__title .t1 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.08em;
}
.sheet__title .t2 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-70);
  margin-top: 4px;
}
.sheet__title .t3 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-top: 6px;
}

/* ---- map stage ------------------------------------------------- */

.map-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr);
  gap: 16px;
  align-items: start;
}
@media (max-width: 920px) { .map-grid { grid-template-columns: 1fr; } }

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  margin-bottom: 14px;
}
.controls .group {
  display: flex;
  align-items: center;
  gap: 6px;
}
.controls .group > span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
}

.tbtn {
  appearance: none;
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r-pill);
  color: var(--ink-70);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 14px;
  cursor: pointer;
  transition: background 100ms, color 100ms, border-color 100ms;
}
.tbtn:hover { background: var(--surface2); color: var(--ink); }
.tbtn[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}

.map-stage { position: relative; width: 100%; }
.map-stage > div { position: relative; }
.map-stage .layer-post { position: absolute; inset: 0; }

.map-stage svg { display: block; width: 100%; height: auto; }
.map-stage > div { position: absolute; inset: 0; }
.map-stage > .layer-base { position: relative; }

svg .ac {
  fill: var(--bg);
  stroke: var(--ink);
  stroke-width: 0.6;
  cursor: pointer;
  transition: fill 100ms;
}
svg .ac:hover { fill: var(--teal-lt); }
svg .ac.is-selected { stroke-width: 2; fill: var(--teal-mid); }
svg .ac.ac-approx { stroke-dasharray: 5 3; }
svg .ac.is-linked { fill: var(--teal-lt) !important; stroke: var(--teal) !important; }
svg.as-outline .ac {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1;
  pointer-events: none;
}

.map-tip {
  position: absolute;
  z-index: 10;
  pointer-events: none;
  background: var(--ink);
  color: var(--bg);
  padding: 8px 12px;
  border-radius: var(--r);
  max-width: 240px;
  font-size: 13px;
  line-height: 1.45;
  display: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
}
.map-tip .n {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  opacity: 0.6;
  text-transform: uppercase;
}
.map-tip .r { font-size: 12px; margin-top: 2px; opacity: 0.8; }

/* ---- panel ---------------------------------------------------- */

.panel {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  padding: 18px;
  position: sticky;
  top: 68px;
  max-height: calc(100vh - 84px);
  overflow-y: auto;
}
.panel .eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-bottom: 4px;
}
.panel h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 6px 0 2px;
}
.panel .sub {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-45);
  margin-bottom: 12px;
}
.panel dl { margin-top: 12px; }
.panel dt {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  border-bottom: var(--border);
  padding-bottom: 3px;
  margin: 12px 0 5px;
}
.panel dd { font-size: 13.5px; line-height: 1.55; color: var(--ink-70); }
.panel .empty { color: var(--ink-45); font-style: italic; }
.panel .hint { font-size: 13px; color: var(--ink-45); font-style: italic; line-height: 1.6; }
.panel .succ { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 5px; }
.panel .succ a {
  font-size: 12px;
  font-weight: 500;
  color: var(--teal);
  border: 0.75px solid var(--teal);
  padding: 2px 9px;
  border-radius: var(--r-pill);
  text-decoration: none;
  transition: background 100ms;
}
.panel .succ a:hover { background: var(--teal-lt); }

.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  background: var(--ink);
  color: var(--bg);
  padding: 1px 6px;
  border-radius: 3px;
  vertical-align: 2px;
  margin-left: 6px;
}

/* ---- region table --------------------------------------------- */

table.regions {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
table.regions th, table.regions td {
  padding: 9px 14px;
  border-bottom: var(--border);
  text-align: left;
}
table.regions thead th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
  background: var(--bg);
}
table.regions td { font-family: var(--mono); font-size: 13px; }
table.regions td:first-child, table.regions tbody th {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}
.table-note { font-size: 12px; color: var(--ink-45); margin-top: 8px; font-style: italic; }

/* ---- constituency index --------------------------------------- */

.idx { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.idx > div { }
.idx h3 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  border-bottom: var(--border);
  padding-bottom: 6px;
  margin-bottom: 6px;
  display: flex;
  justify-content: space-between;
}
.idx h3 .count { font-family: var(--mono); font-weight: 400; }
.idx ul { list-style: none; }
.idx button {
  appearance: none;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 3px 6px;
  border-radius: var(--r);
  cursor: pointer;
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink);
  transition: background 80ms;
}
.idx button:hover { background: var(--ink-08); }
.idx button.is-selected { background: var(--ink); color: var(--bg); }
.idx .no {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-45);
  min-width: 24px;
}
.idx button.is-selected .no { color: rgba(250,248,245,0.55); }
.idx .sc {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.06em;
  border: 0.75px solid currentColor;
  padding: 0 4px;
  border-radius: 2px;
  margin-left: auto;
  color: var(--ink-45);
}
.idx button.is-selected .sc { color: rgba(250,248,245,0.55); }

/* ---- homepage register ---------------------------------------- */

.register {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}
.state-card {
  display: block;
  position: relative;
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  padding: 16px;
  text-decoration: none;
  transition: box-shadow 120ms, transform 120ms, border-color 120ms;
  color: var(--ink);
}
a.state-card:hover {
  border-color: var(--ink-45);
  box-shadow: 0 4px 16px rgba(28,26,22,0.08);
  transform: translateY(-1px);
}
.state-card.is-soon {
  background: transparent;
  border-style: dashed;
  border-color: var(--ink-18);
}
.state-card .serial {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-45);
  margin-bottom: 6px;
}
.state-card .name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 10px;
}
.state-card.is-soon .name { color: var(--ink-45); }
.state-card .stamp {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--teal);
  background: var(--teal-lt);
  padding: 3px 9px;
  border-radius: var(--r-pill);
}
.state-card.is-soon .stamp {
  color: var(--ink-45);
  background: transparent;
  border: var(--border);
}
.state-card .stamp::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  display: block;
}
.state-card.is-soon .stamp::before { display: none; }
.state-card .note {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--ink-45);
  margin-top: 8px;
}

/* ---- chips ---------------------------------------------------- */

.chip {
  appearance: none;
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r-pill);
  color: var(--ink-70);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 13px;
  cursor: pointer;
  transition: background 100ms, color 100ms, border-color 100ms;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.chip:hover { background: var(--surface2); color: var(--ink); }
.chip[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}

/* ---- tile states ---------------------------------------------- */

.t4tile { transition: box-shadow 80ms; }
.t4tile:hover { box-shadow: 0 0 0 2px var(--ink) !important; }
.tile-selected { box-shadow: 0 0 0 2.5px var(--ink) !important; }
.tile-linked { box-shadow: 0 0 0 2px var(--teal) !important; }

/* ---- p3 side-by-side ------------------------------------------ */

.p3-grid {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1fr) 320px;
  gap: 16px;
  align-items: start;
}
@media (max-width: 1100px) { .p3-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 1100px) { .p3-grid aside { grid-column: 1/-1; position: static; max-height: none; } }
@media (max-width: 700px) { .p3-grid { grid-template-columns: 1fr; } }

/* ---- p4 tile grid --------------------------------------------- */

.p4-grid {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1fr) 320px;
  gap: 16px;
  align-items: start;
}
@media (max-width: 1200px) { .p4-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 1200px) { .p4-grid aside { grid-column: 1/-1; position: static; max-height: none; } }
@media (max-width: 700px) { .p4-grid { grid-template-columns: 1fr; } }

/* ---- neighbour labels ----------------------------------------- */

.nbr-label {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3em;
  fill: rgba(28, 26, 22, 0.28);
  pointer-events: none;
}
@media (max-width: 700px) { .nbr-label { font-size: 11px; letter-spacing: 0.2em; } }

/* ---- lists ---------------------------------------------------- */

.ruled-list { list-style: none; max-width: 72ch; }
.ruled-list li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-70);
  padding: 7px 0;
  border-bottom: var(--border);
}
.ruled-list li::before { content: "\2014"; flex: none; color: var(--ink-45); }

.notice {
  background: var(--surface);
  border: var(--border);
  border-left: 3px solid var(--teal);
  border-radius: var(--r);
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--ink-70);
  max-width: 72ch;
  margin: 14px 0;
}

/* ---- footer --------------------------------------------------- */

footer.colophon {
  border-top: var(--border);
  margin-top: 80px;
  padding: 16px 0 36px;
}
footer.colophon .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--ink-45);
}

/* ---- skip link ------------------------------------------------ */

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 10px;
  background: var(--ink);
  color: var(--bg);
  padding: 8px 14px;
  border-radius: var(--r);
  z-index: 100;
  font-size: 13px;
}

/* ---- accessibility -------------------------------------------- */

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}

/* ---- logo / masthead refinements --------------------------------- */
.masthead__mark {
  font-size: 17px !important;
  letter-spacing: -0.02em;
  gap: 9px !important;
}
.masthead__mark .logo-b {
  width: 32px !important;
  height: 32px !important;
  font-size: 19px !important;
  border-radius: 5px !important;
  background: var(--ink) !important;
  color: var(--bg) !important;
  font-family: 'DM Serif Display', Georgia, serif !important;
  position: relative;
}
/* boundary lines inside logo B */
.masthead__mark .logo-b::before,
.masthead__mark .logo-b::after {
  content: '';
  position: absolute;
  left: 5px;
  right: 5px;
  height: 0.75px;
  background: rgba(250,248,245,0.4);
}
.masthead__mark .logo-b::before { top: 10px; }
.masthead__mark .logo-b::after  { top: 18px; }

/* ---- schematic India map ----------------------------------------- */
.india-map-wrap svg .state {
  fill: var(--surface);
  stroke: var(--ink);
  stroke-width: 0.7px;
  transition: fill 120ms;
}
.india-map-wrap svg .state.live {
  fill: var(--teal);
  stroke: #0f4040;
}
.india-map-wrap svg text.slabel {
  fill: var(--ink-45);
  font-family: var(--mono);
  font-size: 6.5px;
  pointer-events: none;
}
.india-map-wrap svg .state.live + text.slabel {
  fill: rgba(250,248,245,0.75);
}

/* ---- state page hero -------------------------------------------- */

.state-hero {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: center;
  padding: 56px 0 40px;
}
@media (max-width: 900px) {
  .state-hero { grid-template-columns: 1fr; }
  .state-hero__map { order: -1; max-width: 340px; }
}

.state-hero__h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 4.8vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.state-hero__map { position: relative; }

.state-hero__map-inner { position: relative; }

.hero-map-sheet {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  overflow: hidden;
  position: relative;
}

.hero-map-label {
  padding: 8px 12px 6px;
  border-bottom: var(--border);
  background: var(--bg);
}

.hero-pre-map {
  position: relative;
  padding: 8px;
}
.hero-pre-map svg {
  display: block;
  width: 100%;
  height: auto;
}
.hero-pre-map svg .ac {
  stroke-width: 0.4;
  cursor: pointer;
  transition: fill 80ms;
}
.hero-pre-map svg .ac:hover { filter: brightness(0.92); }

.hero-map-tip {
  position: absolute;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 9px;
  border-radius: var(--r);
  pointer-events: none;
  display: none;
  white-space: nowrap;
  z-index: 20;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.hero-map-tip small {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  opacity: 0.6;
  margin-top: 1px;
}

.hero-stat-pills {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.hero-pill {
  flex: 1;
  background: var(--surface);
  border: var(--border);
  border-radius: var(--r);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.hero-pill__v {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1;
  letter-spacing: -0.02em;
}
.hero-pill__k {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
}