:root {
  --bg: #faf6ef;
  --bg-elevated: #ffffff;
  --ink: #2a2521;
  --ink-soft: #5e544b;
  --ink-muted: #8a8079;
  --line: #ece3d4;
  --line-strong: #d9cdb8;
  --saffron: #c8501e;
  --saffron-soft: #f4dcc8;
  --gold: #b08628;
  --green: #5a7a3a;
  --amber: #b9831f;
  --red: #b14034;
  --shadow-sm: 0 1px 2px rgba(60, 40, 20, 0.04);
  --shadow-md: 0 4px 18px rgba(60, 40, 20, 0.08);
  --shadow-lg: 0 22px 60px rgba(40, 25, 10, 0.22);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --font-hi: "Noto Serif Devanagari", "Mangal", serif;
  --font-en: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-en);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-image:
    radial-gradient(circle at 12% 8%, rgba(200, 80, 30, 0.05), transparent 40%),
    radial-gradient(circle at 88% 92%, rgba(176, 134, 40, 0.05), transparent 40%);
  min-height: 100vh;
}

.page {
  max-width: 900px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

/* ===== Hero ===== */
.hero { text-align: center; margin-bottom: 40px; }

.hero-ornament {
  font-family: var(--font-hi);
  font-size: 36px;
  color: var(--saffron);
  opacity: 0.9;
  line-height: 1;
  margin-bottom: 14px;
  letter-spacing: 0;
}

.hero-title-hi {
  font-family: var(--font-hi);
  font-weight: 600;
  font-size: clamp(36px, 6vw, 54px);
  color: var(--ink);
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.hero-title-en {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0;
}

/* ===== Intro ===== */
.intro {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 28px;
}

.intro p { margin: 0; }
.intro-hi {
  font-family: var(--font-hi);
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
  margin-bottom: 14px !important;
}
.intro-en {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ===== How-to ===== */
.howto { margin-bottom: 40px; }

.howto-heading {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.howto-heading .sep { color: var(--line-strong); }

.howto-steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.howto-steps li {
  counter-increment: step;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 16px 20px 16px 56px;
  position: relative;
  display: grid;
  gap: 4px;
}

.howto-steps li::before {
  content: counter(step);
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--saffron-soft);
  color: var(--saffron);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
}

.step-hi {
  font-family: var(--font-hi);
  font-size: 16px;
  color: var(--ink);
  line-height: 1.55;
}
.step-en {
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.55;
}

/* ===== Grid ===== */
.prashnavali { margin-top: 36px; }

.grid {
  display: grid;
  grid-template-columns: repeat(15, 1fr);
  gap: 4px;
  padding: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
}

.grid::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(200, 80, 30, 0.08), transparent 30%, transparent 70%, rgba(176, 134, 40, 0.08));
  z-index: 0;
}

.cell {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-hi);
  font-size: clamp(10px, 1.6vw, 18px);
  line-height: 1;
  color: var(--ink);
  background: #fdfaf5;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 140ms ease, transform 140ms ease, border-color 140ms ease, color 140ms ease, box-shadow 140ms ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  overflow: hidden;
  z-index: 1;
  padding: 0;
}

@media (hover: hover) {
  .cell:hover {
    background: var(--saffron-soft);
    border-color: var(--saffron);
    color: var(--saffron);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(200, 80, 30, 0.18);
  }
}

.cell:active {
  background: var(--saffron);
  color: #fff;
  border-color: var(--saffron);
  box-shadow: 0 2px 8px rgba(200, 80, 30, 0.28);
  transform: scale(0.94);
}

/* Persisted highlight applied by JS while a chaupai modal is open —
   gives uninterrupted visual feedback from tap → modal → close. */
.cell.selected {
  background: var(--saffron);
  color: #fff;
  border-color: var(--saffron);
  box-shadow: 0 2px 10px rgba(200, 80, 30, 0.32);
}

.cell:focus-visible {
  outline: 2px solid var(--saffron);
  outline-offset: 2px;
}

/* ===== Chaupais archive ===== */
.chaupais-archive { margin-top: 36px; }

.archive-details {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.archive-summary {
  cursor: pointer;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-hi);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  list-style: none;
  user-select: none;
  transition: background 140ms ease;
  -webkit-tap-highlight-color: transparent;
}

.archive-summary::-webkit-details-marker { display: none; }
.archive-summary::after {
  content: "›";
  margin-left: auto;
  font-size: 22px;
  color: var(--ink-muted);
  font-family: var(--font-en);
  line-height: 1;
  transition: transform 200ms ease;
}

.archive-details[open] .archive-summary::after { transform: rotate(90deg); }

@media (hover: hover) {
  .archive-summary:hover { background: rgba(244, 220, 200, 0.4); }
}
.archive-summary .sep { color: var(--line-strong); }

.archive-h2 {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0;
  padding: 0 22px 10px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.archive-intro {
  padding: 0 22px 18px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin: 0;
}

.archive-intro em {
  font-style: italic;
  color: var(--ink);
}

.archive-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.archive-item {
  padding: 24px 22px;
  border-top: 1px solid var(--line);
}

.archive-item-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.archive-num {
  font-family: var(--font-hi);
  font-size: 22px;
  font-weight: 600;
  color: var(--saffron);
  line-height: 1;
}

.archive-tag {
  font-family: var(--font-en);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--saffron-soft);
  color: var(--saffron);
}

.archive-tag.sentiment-auspicious { background: #e7f0dc; color: var(--green); }
.archive-tag.sentiment-inauspicious { background: #f6dad6; color: var(--red); }
.archive-tag.sentiment-mixed { background: #f4e6c8; color: var(--amber); }
.archive-tag.sentiment-caution { background: #fbe6cf; color: var(--amber); }
.archive-tag.sentiment-neutral { background: #e8e3da; color: var(--ink-soft); }

.archive-verse {
  font-family: var(--font-hi);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 12px;
  padding-left: 14px;
  border-left: 3px solid var(--saffron);
}

.archive-reference {
  font-family: var(--font-hi);
  font-style: italic;
  font-size: 13px;
  color: var(--saffron);
  margin: 0 0 14px;
  font-weight: 500;
}

.archive-meaning {
  margin: 0 0 6px;
}

.archive-meaning.archive-hi {
  font-family: var(--font-hi);
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink);
}

.archive-meaning.archive-en {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.archive-context {
  font-family: var(--font-hi);
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.65;
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

/* ===== Footer ===== */
.page-footer {
  text-align: center;
  margin-top: 48px;
}

.footer-line {
  font-family: var(--font-hi);
  font-size: 14px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
  margin: 0 0 10px;
}

.footer-credit {
  font-size: 12.5px;
  color: var(--ink-muted);
  line-height: 1.6;
  margin: 0;
  max-width: 480px;
  margin-inline: auto;
}

.footer-credit a {
  color: var(--saffron);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 140ms ease;
}

.footer-credit a:hover {
  border-bottom-color: var(--saffron);
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.modal[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(30, 18, 10, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  width: min(640px, 100%);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 36px 36px 32px;
  transform: translateY(12px) scale(0.98);
  transition: transform 240ms cubic-bezier(0.2, 0.8, 0.2, 1);
  border-top: 4px solid var(--saffron);
}

.modal[aria-hidden="false"] .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--ink-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 140ms ease, border-color 140ms ease, background 140ms ease;
}
@media (hover: hover) {
  .modal-close:hover {
    color: var(--saffron);
    border-color: var(--saffron);
    background: var(--saffron-soft);
  }
}

.modal-close:active {
  color: var(--saffron);
  border-color: var(--saffron);
  background: var(--saffron-soft);
  transform: scale(0.94);
}

/* SVG inside the close button must not capture pointer events — otherwise the
   tap target becomes the path/svg and the data-close handler misses. */
.modal-close svg { pointer-events: none; }

.modal-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
  background: var(--saffron-soft);
  color: var(--saffron);
  border: 1px solid transparent;
}
.modal-tag.sentiment-auspicious { background: #e7f0dc; color: var(--green); }
.modal-tag.sentiment-inauspicious { background: #f6dad6; color: var(--red); }
.modal-tag.sentiment-mixed { background: #f4e6c8; color: var(--amber); }
.modal-tag.sentiment-caution { background: #fbe6cf; color: var(--amber); }
.modal-tag.sentiment-neutral { background: #e8e3da; color: var(--ink-soft); }

.modal-chaupai {
  font-family: var(--font-hi);
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 28px;
  padding: 0;
  border: 0;
  white-space: pre-line;
  position: relative;
  padding-left: 16px;
}
.modal-chaupai::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(to bottom, var(--saffron), var(--gold));
}

.modal-section {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  margin-top: 18px;
}
.modal-section:first-of-type { margin-top: 0; }

.section-label {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 10px;
}
.section-label .sep { color: var(--line-strong); margin: 0 4px; }

.text-hi {
  font-family: var(--font-hi);
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
  margin: 0 0 8px;
}
.text-en {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0 0 8px;
}
.text-hi.muted, .text-en.muted { color: var(--ink-muted); }
.mono-style { font-style: italic; color: var(--saffron) !important; font-weight: 500; }

.modal-section.inference {
  background: linear-gradient(180deg, rgba(244, 220, 200, 0.35), rgba(244, 220, 200, 0));
  border-radius: var(--radius-md);
  padding: 18px 20px;
  border-top: 0;
  margin-top: 18px;
}
.modal-section.inference .section-label { color: var(--saffron); }

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .page {
    padding: 32px 14px 48px;
    padding-bottom: max(48px, env(safe-area-inset-bottom));
  }

  .hero { margin-bottom: 28px; }
  .hero-ornament { font-size: 28px; margin-bottom: 10px; }
  .hero-title-en { font-size: 12px; letter-spacing: 0.18em; }

  .intro {
    padding: 20px 20px;
    margin-bottom: 22px;
    border-radius: var(--radius-md);
  }
  .intro-hi { font-size: 15.5px; line-height: 1.7; }
  .intro-en { font-size: 13.5px; line-height: 1.65; }

  .howto { margin-bottom: 28px; }
  .howto-heading { font-size: 12px; margin-bottom: 12px; }
  .howto-steps li {
    padding: 12px 14px 12px 48px;
    border-radius: var(--radius-sm);
  }
  .howto-steps li::before {
    left: 14px;
    width: 24px;
    height: 24px;
    font-size: 12px;
  }
  .step-hi { font-size: 14.5px; }
  .step-en { font-size: 12.5px; }

  .grid {
    gap: 2px;
    padding: 6px;
    border-radius: 12px;
  }

  .cell {
    font-size: clamp(9px, 2.4vw, 14px);
    border-radius: 3px;
  }

  /* On touch devices, hover is sticky — disable the lift but keep the colour
     change so the most recently tapped cell still reads as "selected". */
  .cell:hover {
    transform: none;
    box-shadow: none;
  }

  /* Strong tap feedback while a finger is down on a cell. */
  .cell:active {
    transform: scale(0.92);
  }

  .modal { padding: 14px; }
  .modal-card {
    padding: 28px 20px 22px;
    border-radius: var(--radius-md);
    max-height: calc(100vh - 28px);
    max-height: calc(100dvh - 28px);
  }
  .modal-close {
    top: 10px;
    right: 10px;
    width: 32px;
    height: 32px;
  }
  .modal-tag {
    font-size: 10.5px;
    margin-bottom: 14px;
    padding: 4px 10px;
  }
  .modal-chaupai {
    font-size: 18px;
    padding-left: 12px;
    line-height: 1.55;
    margin-bottom: 22px;
  }
  .section-label { font-size: 10px; margin-bottom: 8px; }
  .text-hi { font-size: 15px; line-height: 1.7; }
  .text-en { font-size: 13px; line-height: 1.65; }
  .modal-section { padding-top: 14px; margin-top: 14px; }
  .modal-section.inference { padding: 14px 16px; }

  .page-footer { margin-top: 36px; }
  .footer-line { font-size: 13px; }
  .footer-credit { font-size: 11.5px; }

  .chaupais-archive { margin-top: 28px; }
  .archive-summary { padding: 14px 16px; font-size: 14px; }
  .archive-h2 { padding: 16px 16px 8px; font-size: 11px; }
  .archive-intro { padding: 0 16px 16px; font-size: 13.5px; }
  .archive-item { padding: 20px 16px; }
  .archive-num { font-size: 18px; }
  .archive-tag { font-size: 9.5px; padding: 3px 8px; }
  .archive-verse { font-size: 16px; padding-left: 12px; }
  .archive-meaning.archive-hi { font-size: 14.5px; }
  .archive-meaning.archive-en { font-size: 13px; }
  .archive-context { font-size: 13px; }
}

@media (max-width: 380px) {
  .page { padding: 28px 10px 40px; }
  .grid { gap: 1px; padding: 4px; }
  .cell { font-size: clamp(8px, 2.6vw, 12px); border-radius: 2px; }
  .hero-title-hi { font-size: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  .modal, .modal-card, .cell { transition: none !important; }
}