/* ============================================================
   ba 99 (ba-99.click) mobile shell stylesheet
   Canvas: 320-430px phone frame, centered on wide screens
   Visual language: geometric headings, stroke-led panels,
   pure-image game cards, square high-contrast CTAs
   ============================================================ */

:root {
  /* palette */
  --layer82945-bg: #273746;
  --layer82945-bg-deep: #1c2934;
  --layer82945-bg-page: #141d26;
  --layer82945-surface: #2e4152;
  --layer82945-surface-2: #34495c;
  --layer82945-line: #46596b;
  --layer82945-line-soft: #3a4c5d;
  --layer82945-sienna: #a0522d;
  --layer82945-tan: #cd853f;
  --layer82945-tan-soft: #e2b378;
  --layer82945-pink: #ff1493;
  --layer82945-orange: #ff4500;
  --layer82945-ink: #f2ede4;
  --layer82945-ink-dim: #b7c3cf;
  --layer82945-ink-faint: #8fa0af;

  /* type */
  --layer82945-font-head: "Avenir Next", "Trebuchet MS", "Segoe UI", "Noto Sans Bengali", "Hind Siliguri", sans-serif;
  --layer82945-font-body: "Segoe UI", "Noto Sans Bengali", "Hind Siliguri", system-ui, -apple-system, sans-serif;

  /* geometry */
  --layer82945-radius: 4px;
  --layer82945-edge: 1px solid var(--layer82945-line);
  --layer82945-gutter: 14px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--layer82945-bg-page);
  color: var(--layer82945-ink);
  font-family: var(--layer82945-font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

button, a { -webkit-tap-highlight-color: rgba(255, 69, 0, 0.18); }

a { color: var(--layer82945-tan); text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--layer82945-pink);
  outline-offset: 2px;
}

/* ---------- phone canvas ---------- */

.layer82945-shell {
  position: relative;
  max-width: 430px;
  min-height: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--layer82945-bg);
  border-left: 1px solid var(--layer82945-line-soft);
  border-right: 1px solid var(--layer82945-line-soft);
  overflow-x: clip;
}

/* ---------- top bar: brand layer + action layer ---------- */

.layer82945-top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(180deg, #2c3e4f 0%, #273746 100%);
  border-bottom: 1px solid var(--layer82945-line);
}

.layer82945-brandrow {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px var(--layer82945-gutter) 6px;
}

.layer82945-logo {
  width: 42px;
  height: 42px;
  padding: 3px;
  object-fit: contain;
  background: var(--layer82945-bg-deep);
  border: 1px solid var(--layer82945-tan);
  border-radius: var(--layer82945-radius);
}

.layer82945-brandname {
  font-family: var(--layer82945-font-head);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--layer82945-tan);
}

.layer82945-brandname::after {
  content: "";
  display: block;
  width: 34px;
  height: 2px;
  margin-top: 2px;
  background: var(--layer82945-pink);
}

.layer82945-actionrow {
  display: flex;
  align-items: stretch;
  gap: 8px;
  padding: 0 var(--layer82945-gutter) 10px;
}

.layer82945-btn {
  flex: 1;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--layer82945-font-head);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: 2px;
  cursor: pointer;
  transition: filter 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.layer82945-btn--ghost {
  background: transparent;
  border: 1px solid var(--layer82945-tan);
  color: var(--layer82945-tan);
}

.layer82945-btn--ghost:active { background: rgba(205, 133, 63, 0.16); }

.layer82945-btn--hot {
  background: var(--layer82945-orange);
  border: 1px solid var(--layer82945-orange);
  color: #fff;
}

.layer82945-btn--hot:active { filter: brightness(1.18); }

.layer82945-menubtn {
  width: 46px;
  flex: 0 0 46px;
  min-height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: var(--layer82945-surface);
  border: 1px solid var(--layer82945-line);
  border-radius: 2px;
  cursor: pointer;
}

.layer82945-menubtn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--layer82945-ink);
  transition: background-color 0.25s ease;
}

.layer82945-menubtn:active span { background: var(--layer82945-tan); }

/* ---------- full-height menu layer ---------- */

.layer82945-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 90;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.layer82945-drawer.is-open { visibility: visible; opacity: 1; }

.layer82945-drawer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(16, 24, 32, 0.72);
}

.layer82945-drawerpanel {
  position: relative;
  z-index: 1;
  height: 100%;
  width: 84%;
  max-width: 330px;
  overflow-y: auto;
  background: #223140;
  border-right: 1px solid var(--layer82945-line);
  padding-bottom: 26px;
}

.layer82945-drawerhead {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
  border-bottom: 1px solid var(--layer82945-line);
}

.layer82945-drawerhead .layer82945-brandname { font-size: 1.2rem; }

.layer82945-drawerclose {
  margin-left: auto;
  width: 40px;
  height: 40px;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--layer82945-ink-dim);
  background: var(--layer82945-surface);
  border: 1px solid var(--layer82945-line);
  border-radius: 2px;
  cursor: pointer;
}

.layer82945-drawergroup {
  padding: 16px 16px 6px;
  font-family: var(--layer82945-font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--layer82945-ink-faint);
}

.layer82945-drawerlist a {
  display: block;
  min-height: 44px;
  padding: 12px 16px;
  font-size: 0.92rem;
  color: var(--layer82945-ink);
  border-bottom: 1px solid var(--layer82945-line-soft);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.layer82945-drawerlist a:active {
  background: rgba(205, 133, 63, 0.12);
  color: var(--layer82945-tan-soft);
}

.layer82945-drawerlist .layer82945-btn { margin: 18px 16px 0; flex: none; width: calc(100% - 32px); }

/* ---------- main column ---------- */

.layer82945-main {
  display: block;
  padding-bottom: calc(84px + env(safe-area-inset-bottom, 0px));
}

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

.layer82945-hero { padding: 18px var(--layer82945-gutter) 8px; }

.layer82945-h1 {
  font-family: var(--layer82945-font-head);
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--layer82945-ink);
  padding-left: 10px;
  border-left: 3px solid var(--layer82945-orange);
}

.layer82945-lead {
  margin-top: 10px;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--layer82945-ink-dim);
}

.layer82945-heropair {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

/* ---------- carousel ---------- */

.layer82945-carousel {
  position: relative;
  margin: 14px var(--layer82945-gutter) 0;
  border: var(--layer82945-edge);
  border-radius: var(--layer82945-radius);
  overflow: hidden;
  background: var(--layer82945-bg-deep);
}

.layer82945-track {
  display: flex;
  transition: transform 0.45s ease;
}

.layer82945-slide {
  flex: 0 0 100%;
  min-width: 100%;
  position: relative;
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  text-align: left;
}

.layer82945-slide img {
  width: 100%;
  aspect-ratio: 9 / 4;
  object-fit: cover;
}

.layer82945-slidecap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 12px 10px;
  font-family: var(--layer82945-font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(180deg, rgba(20, 29, 38, 0) 0%, rgba(20, 29, 38, 0.88) 78%);
}

.layer82945-dots {
  position: absolute;
  bottom: 9px;
  right: 12px;
  display: flex;
  gap: 6px;
}

.layer82945-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 1px solid var(--layer82945-tan);
  border-radius: 1px;
  background: rgba(20, 29, 38, 0.5);
  cursor: pointer;
}

.layer82945-dot.is-on { background: var(--layer82945-pink); border-color: var(--layer82945-pink); }

/* ---------- compact metric strip ---------- */

.layer82945-statgrid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  padding: 16px var(--layer82945-gutter) 4px;
}

.layer82945-stat {
  border: var(--layer82945-edge);
  border-radius: var(--layer82945-radius);
  background: var(--layer82945-surface);
  padding: 9px 4px;
  text-align: center;
}

.layer82945-statnum {
  display: block;
  font-family: var(--layer82945-font-head);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--layer82945-tan);
}

.layer82945-statlabel {
  display: block;
  margin-top: 3px;
  font-size: 0.62rem;
  line-height: 1.35;
  color: var(--layer82945-ink-faint);
}

/* ---------- section shells ---------- */

.layer82945-sec { padding: 20px var(--layer82945-gutter) 4px; }

.layer82945-sechead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-left: 10px;
  border-left: 3px solid var(--layer82945-pink);
}

.layer82945-sechead h2 {
  font-family: var(--layer82945-font-head);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--layer82945-ink);
}

.layer82945-morelink {
  flex: none;
  max-width: 40%;
  font-size: 0.74rem;
  line-height: 1.3;
  text-align: right;
  color: var(--layer82945-tan);
  border-bottom: 1px dashed var(--layer82945-tan);
  padding: 4px 0;
}

.layer82945-secnote {
  margin: 8px 0 12px;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--layer82945-ink-dim);
}

/* ---------- game grid: pure image cards ---------- */

.layer82945-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px 7px;
}

.layer82945-card {
  display: block;
  padding: 4px;
  background: var(--layer82945-surface);
  border: 1px solid var(--layer82945-line);
  border-radius: var(--layer82945-radius);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.layer82945-card:active {
  border-color: var(--layer82945-tan);
  background: var(--layer82945-surface-2);
}

.layer82945-cardimg {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 3px;
  background: var(--layer82945-bg-deep);
}

.layer82945-cardname {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  margin-top: 5px;
  font-size: 0.66rem;
  line-height: 1.4;
  color: var(--layer82945-ink-dim);
}

/* ---------- info panels ---------- */

.layer82945-panel {
  margin: 16px var(--layer82945-gutter) 0;
  padding: 14px;
  background: #2b3d4e;
  border: var(--layer82945-edge);
  border-radius: var(--layer82945-radius);
}

.layer82945-panel h2 {
  font-family: var(--layer82945-font-head);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--layer82945-tan-soft);
  padding-left: 10px;
  border-left: 3px solid var(--layer82945-orange);
}

.layer82945-panel h3 {
  font-family: var(--layer82945-font-head);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--layer82945-tan-soft);
  margin: 14px 0 6px;
}

.layer82945-panel p, .layer82945-panel li {
  margin-top: 8px;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--layer82945-ink-dim);
}

.layer82945-panel ol, .layer82945-panel ul { padding-left: 20px; }

.layer82945-appfigure {
  margin: 12px 0 4px;
  border: var(--layer82945-edge);
  border-radius: var(--layer82945-radius);
  overflow: hidden;
}

.layer82945-appfigure img {
  width: 100%;
  aspect-ratio: 5 / 2;
  object-fit: cover;
}

.layer82945-qa {
  padding: 11px 0 3px;
  border-top: 1px dashed var(--layer82945-line);
}

.layer82945-qa:first-of-type { border-top: none; }

.layer82945-qa p strong {
  display: block;
  font-family: var(--layer82945-font-head);
  font-size: 0.88rem;
  color: var(--layer82945-ink);
}

/* winners feed */

.layer82945-winrow {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr auto;
  gap: 4px 8px;
  padding: 10px 0;
  border-top: 1px dashed var(--layer82945-line);
  font-size: 0.8rem;
}

.layer82945-winrow:first-of-type { border-top: none; }

.layer82945-wname { color: var(--layer82945-ink); }

.layer82945-wgame { color: var(--layer82945-ink-faint); }

.layer82945-wamt {
  text-align: right;
  font-family: var(--layer82945-font-head);
  font-weight: 700;
  color: var(--layer82945-tan);
}

.layer82945-wtime {
  grid-column: 1 / -1;
  font-size: 0.68rem;
  color: var(--layer82945-ink-faint);
}

/* requirement tiles */

.layer82945-reqgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 12px;
}

.layer82945-req {
  padding: 9px 10px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--layer82945-ink-dim);
  background: var(--layer82945-surface);
  border: 1px solid var(--layer82945-line);
  border-radius: var(--layer82945-radius);
}

.layer82945-req::before {
  content: "\2713\0020";
  color: var(--layer82945-tan);
  font-weight: 700;
}

/* scenario answer */

.layer82945-scenario {
  border: 1px solid var(--layer82945-tan);
  background: rgba(205, 133, 63, 0.08);
}

.layer82945-scenario p strong {
  color: var(--layer82945-tan-soft);
}

/* ---------- extended footer (two-column directory) ---------- */

.layer82945-extfoot {
  margin: 18px var(--layer82945-gutter) 0;
  border: var(--layer82945-edge);
  border-radius: var(--layer82945-radius);
  background: #243647;
  overflow: hidden;
}

.layer82945-extfoot h3 {
  padding: 12px 14px 2px;
  font-family: var(--layer82945-font-head);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--layer82945-tan-soft);
}

.layer82945-extbrand {
  padding: 0 14px 10px;
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--layer82945-ink-dim);
  border-bottom: 1px solid var(--layer82945-line-soft);
}

.layer82945-dircol {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 12px;
  padding: 6px 14px 12px;
}

.layer82945-dircol a {
  min-height: 40px;
  display: flex;
  align-items: center;
  font-size: 0.78rem;
  color: var(--layer82945-ink-dim);
  border-bottom: 1px solid var(--layer82945-line-soft);
  transition: color 0.25s ease;
}

.layer82945-dircol a:active { color: var(--layer82945-tan); }

.layer82945-promgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 4px 14px 14px;
}

.layer82945-prombtn {
  min-height: 42px;
  font-family: var(--layer82945-font-head);
  font-size: 0.8rem;
  font-weight: 700;
  color: #ff7ec0;
  background: rgba(255, 20, 147, 0.08);
  border: 1px solid var(--layer82945-pink);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease;
}

.layer82945-prombtn:active {
  background: rgba(255, 20, 147, 0.24);
  color: #ffd3e9;
}

.layer82945-discnote {
  padding: 10px 14px;
  font-size: 0.7rem;
  line-height: 1.7;
  color: var(--layer82945-ink-faint);
  border-top: 1px solid var(--layer82945-line-soft);
  background: var(--layer82945-bg-deep);
}

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

.layer82945-foot {
  padding: 14px var(--layer82945-gutter) 10px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--layer82945-ink-faint);
}

/* ---------- segmented bottom action bar ---------- */

.layer82945-tabbar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 60;
  display: flex;
  background: var(--layer82945-bg-deep);
  border-top: 1px solid var(--layer82945-line);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.layer82945-tab {
  flex: 1;
  min-height: 58px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 6px 2px 5px;
  font-family: var(--layer82945-font-body);
  font-size: 0.6rem;
  color: var(--layer82945-ink-faint);
  background: none;
  border: none;
  border-left: 1px solid var(--layer82945-line-soft);
  cursor: pointer;
  transition: color 0.25s ease;
}

.layer82945-tab:first-child { border-left: none; }

/* containerized symbol tile */
.layer82945-tile {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--layer82945-line);
  border-radius: var(--layer82945-radius);
  background: var(--layer82945-surface);
  color: var(--layer82945-ink-dim);
  transition: transform 0.25s ease, color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.layer82945-tile svg { width: 17px; height: 17px; }

.layer82945-tab:active .layer82945-tile { color: var(--layer82945-pink); }

/* active tab: slight lift + warm accent */
.layer82945-tab.is-active { color: var(--layer82945-tan-soft); }

.layer82945-tab.is-active .layer82945-tile {
  transform: translateY(-2px);
  color: var(--layer82945-orange);
  border-color: var(--layer82945-tan);
  background: rgba(205, 133, 63, 0.14);
}

/* ---------- small-canvas polish ---------- */

@media (max-width: 359px) {
  .layer82945-grid { gap: 8px 5px; }
  .layer82945-cardname { font-size: 0.6rem; }
  .layer82945-h1 { font-size: 1.16rem; }
  .layer82945-statgrid { gap: 5px; }
}

@media (min-width: 375px) {
  .layer82945-cardname { font-size: 0.7rem; }
  .layer82945-grid { gap: 12px 8px; }
  .layer82945-h1 { font-size: 1.34rem; }
  .layer82945-sechead h2, .layer82945-panel h2 { font-size: 1.08rem; }
}

@media (min-width: 430px) {
  .layer82945-shell { box-shadow: 0 0 26px rgba(0, 0, 0, 0.42); }
  .layer82945-lead { font-size: 0.94rem; }
}

@media (prefers-reduced-motion: reduce) {
  .layer82945-track { transition: none; }
  .layer82945-tab.is-active .layer82945-tile { transform: none; }
}

/* Keep long-form Bengali guidance readable without widening the phone canvas. */
.layer82945-panel strong { color: var(--layer82945-ink); }
.layer82945-panel ol { margin-top: 8px; }
.layer82945-panel li { padding-left: 2px; }
.layer82945-prombtn { width: 100%; padding: 10px 8px; }

@media (max-width: 359px) {
  .layer82945-panel { padding-left: 12px; padding-right: 12px; }
  .layer82945-panel p, .layer82945-panel li { font-size: 0.81rem; }
}