/* ============================================================
   Teen Patti Hub — design system
   Direction: Indian printed matter. Ganjifa lac pigments, letterpress
   indigo, sindoor vermillion, haldi ochre on aged ivory paper.
   Deliberately NOT casino gold-on-black.
   ============================================================ */

/* ---- Tokens ---- */
:root {
  /* Pigments */
  --ink:        #1A1B3C;
  --ink-soft:   #2E3060;
  --ink-mute:   #5B5D85;
  --vermillion: #B3322A;
  --vermillion-lo: #D9584E;
  --ochre:      #C08A2E;
  --jade:       #2F6B58;
  --paper:      #F6F1E4;
  --paper-2:    #EFE7D4;
  --paper-3:    #E5DAC2;

  /* Card faces */
  --card-face: #FCF9F0;
  --card-ink:  #1A1B3C;
  --card-red:  #B3322A;
  --card-edge: #1A1B3C;
  --card-rule: rgba(26, 27, 60, .16);

  /* Type */
  --font-display: "Marcellus", Georgia, serif;
  --font-body:    "Karla", system-ui, -apple-system, sans-serif;
  --font-mono:    "Space Mono", ui-monospace, monospace;
  --font-hi:      "Tiro Devanagari Hindi", "Noto Sans Devanagari", serif;

  /* Scale — 1.25 minor third */
  --t-xs:  .78rem;
  --t-sm:  .9rem;
  --t-base: 1.0625rem;
  --t-md:  1.33rem;
  --t-lg:  1.75rem;
  --t-xl:  2.3rem;
  --t-2xl: 3rem;
  --t-3xl: clamp(2.6rem, 6.5vw, 4.4rem);

  /* Space */
  --s1: .35rem; --s2: .7rem;  --s3: 1.1rem; --s4: 1.7rem;
  --s5: 2.6rem; --s6: 4rem;   --s7: 6rem;

  --wrap: 1180px;
  --measure: 68ch;
  --radius: 3px;          /* letterpress = tight corners */
  --rule: 1px solid var(--paper-3);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--t-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--vermillion); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2.5px solid var(--vermillion); outline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.14;
  letter-spacing: -.005em;
  margin: 0 0 var(--s3);
}
h1 { font-size: var(--t-3xl); }
h2 { font-size: var(--t-xl); margin-top: var(--s5); }
h3 { font-size: var(--t-lg); margin-top: var(--s4); }
p  { margin: 0 0 var(--s3); }
:lang(hi), .hi { font-family: var(--font-hi); line-height: 1.8; }

/* ---- Layout ---- */
.wrap { width: min(100% - 2.4rem, var(--wrap)); margin-inline: auto; }
.prose { max-width: var(--measure); }
.section { padding-block: var(--s6); }
.section + .section { border-top: var(--rule); }

/* ---- Eyebrow / label ---- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: block;
  margin-bottom: var(--s2);
}

/* ---- Header ---- */
.masthead {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(9px);
  border-bottom: var(--rule);
}
.masthead__in {
  display: flex; align-items: center; gap: var(--s4);
  min-height: 68px;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.32rem; letter-spacing: .01em;
  color: var(--ink); text-decoration: none;
  display: flex; align-items: center; gap: .55rem;
  white-space: nowrap;
}
.brand__mark { width: 26px; height: 26px; flex: none; }
.nav { margin-left: auto; display: flex; gap: var(--s4); align-items: center; }
.nav a {
  color: var(--ink); text-decoration: none;
  font-size: var(--t-sm); letter-spacing: .02em;
  padding-block: .4rem; position: relative;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1.5px; background: var(--vermillion);
  transform: scaleX(0); transform-origin: left;
  transition: transform .22s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav__toggle { display: none; }

/* ---- Hero: the thesis is the hand itself ---- */
.hero { padding-block: var(--s6) var(--s5); position: relative; overflow: hidden; }
.hero__grid {
  display: grid; gap: var(--s5);
  grid-template-columns: 1.05fr .95fr; align-items: center;
}
.hero h1 { margin-bottom: var(--s3); }
.hero h1 em {
  font-style: normal; color: var(--vermillion);
  display: block;
}
.hero__lede { font-size: var(--t-md); color: var(--ink-soft); max-width: 40ch; }
.hero__stats {
  display: flex; gap: var(--s5); margin-top: var(--s4);
  padding-top: var(--s3); border-top: var(--rule);
}
.hero__stat b {
  display: block; font-family: var(--font-mono);
  font-size: var(--t-lg); font-weight: 700; color: var(--ink);
}
.hero__stat span { font-size: var(--t-xs); color: var(--ink-mute); letter-spacing: .05em; }

/* ---- Playing cards ---- */
.pc { border-radius: 5px; filter: drop-shadow(0 3px 8px rgba(26,27,60,.14)); }
.pc-hand { display: inline-flex; align-items: flex-end; }
.pc-hand__slot {
  display: block;
  margin-left: -1.9rem;
  transform: rotate(calc((var(--i) - 1) * 5deg)) translateY(calc(var(--i) * -1px));
  transition: transform .3s cubic-bezier(.2,.8,.3,1);
}
.pc-hand__slot:first-child { margin-left: 0; }
.pc-hand:hover .pc-hand__slot { transform: rotate(calc((var(--i) - 1) * 8deg)) translateY(-6px); }

/* Hero fan — larger, dealt-in animation */
.hero__fan { display: flex; justify-content: center; }
.hero__fan .pc-hand__slot { margin-left: -2.6rem; animation: deal .55s cubic-bezier(.2,.9,.3,1) backwards; }
.hero__fan .pc-hand__slot:nth-child(1) { animation-delay: .05s; }
.hero__fan .pc-hand__slot:nth-child(2) { animation-delay: .17s; }
.hero__fan .pc-hand__slot:nth-child(3) { animation-delay: .29s; }
@keyframes deal {
  from { opacity: 0; transform: translateY(26px) rotate(-14deg) scale(.94); }
}

/* ---- SIGNATURE: the ranking ladder ----
   Six hands, strongest at top, each with real cards and a rarity bar
   scaled to true probability. The rarity bar is the memorable bit —
   it shows visually that High Card is 74% of all deals. */
.ladder { display: grid; gap: 0; border-top: var(--rule); }
.ladder__row {
  display: grid;
  grid-template-columns: 3.2rem minmax(0,1fr) auto;
  gap: var(--s4); align-items: center;
  padding-block: var(--s3);
  border-bottom: var(--rule);
  transition: background .2s ease;
}
.ladder__row:hover { background: var(--paper-2); }
.ladder__no {
  font-family: var(--font-mono); font-size: var(--t-md);
  color: var(--vermillion); font-weight: 700;
}
.ladder__name { font-family: var(--font-display); font-size: var(--t-md); margin: 0; }
.ladder__name small {
  display: block; font-family: var(--font-body);
  font-size: var(--t-xs); color: var(--ink-mute); letter-spacing: .04em;
}
.ladder__cards { display: flex; justify-content: flex-end; }
.ladder__bar { grid-column: 2 / -1; margin-top: var(--s1); }
.bar {
  height: 5px; background: var(--paper-3);
  border-radius: 99px; overflow: hidden; position: relative;
}
.bar__fill {
  height: 100%; background: var(--vermillion); border-radius: 99px;
  transform-origin: left; animation: grow .8s cubic-bezier(.2,.8,.3,1) backwards;
}
@keyframes grow { from { transform: scaleX(0); } }
.bar__label {
  font-family: var(--font-mono); font-size: var(--t-xs);
  color: var(--ink-mute); margin-top: .3rem; display: block;
}

/* ---- Cards / tiles ---- */
.tiles { display: grid; gap: var(--s3); grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); }
.tile {
  background: var(--card-face);
  border: 1px solid var(--paper-3);
  border-radius: var(--radius);
  padding: var(--s4);
  display: flex; flex-direction: column; gap: var(--s2);
  transition: border-color .2s ease, transform .2s ease;
}
.tile:hover { border-color: var(--ink); transform: translateY(-2px); }
.tile h3 { margin: 0; font-size: var(--t-md); }
.tile h3 a { color: inherit; text-decoration: none; }
.tile p { margin: 0; font-size: var(--t-sm); color: var(--ink-soft); }
.tile__meta {
  margin-top: auto; padding-top: var(--s2);
  font-family: var(--font-mono); font-size: var(--t-xs);
  color: var(--ink-mute); display: flex; gap: var(--s3);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .78rem 1.5rem;
  font-family: var(--font-body); font-size: var(--t-sm);
  font-weight: 700; letter-spacing: .03em;
  border-radius: var(--radius); border: 1.5px solid var(--ink);
  text-decoration: none; cursor: pointer;
  transition: background .18s ease, color .18s ease;
}
.btn--primary { background: var(--ink); color: var(--paper); }
.btn--primary:hover { background: var(--vermillion); border-color: var(--vermillion); color: var(--paper); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn-row { display: flex; gap: var(--s2); flex-wrap: wrap; margin-top: var(--s4); }

/* ---- AEO answer block ---- */
.answer {
  border-left: 3px solid var(--vermillion);
  background: var(--paper-2);
  padding: var(--s3) var(--s4);
  margin-block: var(--s4);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.answer__label {
  font-family: var(--font-mono); font-size: var(--t-xs);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--vermillion); display: block; margin-bottom: var(--s1);
}
.answer__text { margin: 0; font-size: 1.1rem; line-height: 1.6; }

/* ---- Breadcrumbs ---- */
.crumbs { padding-block: var(--s3) 0; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .45rem; }
.crumbs li + li::before { content: "/"; color: var(--ink-mute); margin-right: .45rem; }
.crumbs a, .crumbs span { font-size: var(--t-xs); color: var(--ink-mute); text-decoration: none; }
.crumbs a:hover { color: var(--vermillion); }

/* ---- Article ---- */
.article__head { padding-block: var(--s4) var(--s3); border-bottom: var(--rule); }
.article__meta {
  font-family: var(--font-mono); font-size: var(--t-xs);
  color: var(--ink-mute); display: flex; gap: var(--s3); flex-wrap: wrap;
}
.article__body { padding-top: var(--s4); }
.article__body h2 { padding-top: var(--s2); }
.article__body ul, .article__body ol { padding-left: 1.3rem; margin-bottom: var(--s3); }
.article__body li { margin-bottom: .45rem; }
.article__body blockquote {
  margin: var(--s4) 0; padding-left: var(--s3);
  border-left: 3px solid var(--ochre);
  font-family: var(--font-display); font-size: var(--t-md);
  color: var(--ink-soft);
}
.article__body table {
  width: 100%; border-collapse: collapse; margin-block: var(--s4);
  font-size: var(--t-sm);
}
.article__body th, .article__body td {
  padding: .65rem .8rem; text-align: left; border-bottom: var(--rule);
}
.article__body th {
  font-family: var(--font-mono); font-size: var(--t-xs);
  text-transform: uppercase; letter-spacing: .08em; color: var(--ink-mute);
}
.article__body tbody tr:hover { background: var(--paper-2); }

/* ---- TOC ---- */
.toc {
  background: var(--paper-2); border-radius: var(--radius);
  padding: var(--s3) var(--s4); margin-block: var(--s4);
}
.toc h2 { font-size: var(--t-sm); font-family: var(--font-mono);
  text-transform: uppercase; letter-spacing: .1em; margin: 0 0 var(--s2); }
.toc ol { margin: 0; padding-left: 1.2rem; font-size: var(--t-sm); }
.toc li { margin-bottom: .3rem; }

/* ---- FAQ ---- */
.faq__item { border-bottom: var(--rule); padding-block: var(--s2); }
.faq__item summary {
  cursor: pointer; font-family: var(--font-display);
  font-size: var(--t-md); padding-block: .5rem; list-style: none;
  display: flex; justify-content: space-between; gap: var(--s3);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; color: var(--vermillion); font-family: var(--font-mono); }
.faq__item[open] summary::after { content: "–"; }
.faq__a { color: var(--ink-soft); padding-bottom: var(--s2); max-width: var(--measure); }

/* ---- Notice strip ---- */
.notice {
  background: var(--ink); color: var(--paper);
  font-size: var(--t-xs); letter-spacing: .03em;
  padding-block: .55rem; text-align: center;
}
.notice b { color: var(--ochre); }

/* ---- Footer ---- */
.foot { background: var(--ink); color: var(--paper-2); margin-top: var(--s6); padding-block: var(--s5) var(--s4); }
.foot a { color: var(--paper-2); text-decoration: none; }
.foot a:hover { color: var(--ochre); }
.foot__grid { display: grid; gap: var(--s4); grid-template-columns: 1.4fr repeat(3, 1fr); }
.foot h4 {
  font-family: var(--font-mono); font-size: var(--t-xs);
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ochre); margin-bottom: var(--s2);
}
.foot ul { list-style: none; margin: 0; padding: 0; font-size: var(--t-sm); }
.foot li { margin-bottom: .4rem; }
.foot__base {
  margin-top: var(--s4); padding-top: var(--s3);
  border-top: 1px solid rgba(246,241,228,.16);
  font-size: var(--t-xs); color: rgba(246,241,228,.6);
  display: flex; justify-content: space-between; gap: var(--s3); flex-wrap: wrap;
}

/* ---- Pager ---- */
.pager ul { list-style: none; display: flex; gap: .4rem; padding: 0; margin: var(--s5) 0 0; }
.pager a, .pager span {
  display: grid; place-items: center; min-width: 2.4rem; height: 2.4rem;
  border: 1px solid var(--paper-3); border-radius: var(--radius);
  font-family: var(--font-mono); font-size: var(--t-sm); text-decoration: none; color: var(--ink);
}
.pager span[aria-current] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---- Utilities ---- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--paper); padding: .7rem 1.2rem;
}
.skip:focus { left: 0; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__fan { order: -1; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  :root { --s6: 3rem; --s5: 2rem; }
  .nav {
    position: fixed; inset: 68px 0 auto; background: var(--paper);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: var(--s3) 1.2rem var(--s4);
    border-bottom: var(--rule);
    transform: translateY(-120%); transition: transform .28s ease;
  }
  .nav[data-open="true"] { transform: translateY(0); }
  .nav a { padding-block: .8rem; border-bottom: var(--rule); }
  .nav__toggle {
    display: grid; place-items: center; margin-left: auto;
    width: 42px; height: 42px; background: none;
    border: 1px solid var(--paper-3); border-radius: var(--radius); cursor: pointer;
  }
  .ladder__row { grid-template-columns: 2.2rem 1fr; row-gap: var(--s2); }
  .ladder__cards { grid-column: 1 / -1; justify-content: flex-start; }
  .hero__stats { gap: var(--s4); flex-wrap: wrap; }
  .foot__grid { grid-template-columns: 1fr; }
}