/* ============================================================
   k7777c.homes - Mobile-first shell stylesheet
   Prefix: surface45ab5-
   Palette: #273746 #008B8B #20B2AA #ADB5BD #808080 #F5F5F5
   Canvas: 320-430px phone, centered on wide screens
   ============================================================ */

/* ---------- Design tokens ---------- */
:root{
  --surface45ab5-bg-deep:#273746;
  --surface45ab5-bg-mid:#1f2c38;
  --surface45ab5-bg-soft:#324353;
  --surface45ab5-ink:#F5F5F5;
  --surface45ab5-ink-dim:#c4ccd4;
  --surface45ab5-ink-mute:#9aa6b2;
  --surface45ab5-line:#415263;
  --surface45ab5-accent:#20B2AA;
  --surface45ab5-accent-strong:#008B8B;
  --surface45ab5-warn:#ffb2a7;
  --surface45ab5-gray:#808080;
  --surface45ab5-gray-2:#ADB5BD;
  --surface45ab5-soft:#F5F5F5;

  --surface45ab5-radius-sm:4px;
  --surface45ab5-radius-md:8px;
  --surface45ab5-radius-pill:0;       /* square CTA by design */

  --surface45ab5-gap-xs:6px;
  --surface45ab5-gap-sm:10px;
  --surface45ab5-gap-md:14px;
  --surface45ab5-gap-lg:22px;
  --surface45ab5-gap-xl:32px;

  --surface45ab5-touch:44px;
  --surface45ab5-header-h:56px;
  --surface45ab5-bottomnav-h:62px;

  --surface45ab5-font-body:"Hind Siliguri","Noto Sans Bengali","Segoe UI",system-ui,Arial,sans-serif;
  --surface45ab5-font-head:"Hind Siliguri","Noto Serif Bengali",Georgia,serif;

  --surface45ab5-shadow-soft:0 2px 10px rgba(0,0,0,.25);
  --surface45ab5-transition:color .18s ease,background-color .18s ease,border-color .18s ease;
}

/* ---------- Reset ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{ -webkit-text-size-adjust:100%; text-size-adjust:100%; scroll-behavior:smooth;}
body{
  font-family:var(--surface45ab5-font-body);
  color:var(--surface45ab5-ink);
  background:var(--surface45ab5-bg-deep);
  line-height:1.6;
  font-size:15px;
  min-height:100vh;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--surface45ab5-accent);text-decoration:none;transition:var(--surface45ab5-transition)}
a:hover{color:var(--surface45ab5-ink)}
button{font:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
ul,ol{list-style:none}
h1,h2,h3,h4{font-family:var(--surface45ab5-font-head);font-weight:700;line-height:1.3;letter-spacing:.2px}
h1{font-size:22px;margin-bottom:var(--surface45ab5-gap-md)}
h2{font-size:19px;margin:0 0 var(--surface45ab5-gap-sm);color:var(--surface45ab5-ink)}
h3{font-size:16px;margin:0 0 var(--surface45ab5-gap-sm);color:var(--surface45ab5-accent)}
p{margin:0 0 var(--surface45ab5-gap-sm);color:var(--surface45ab5-ink-dim)}

/* ---------- Phone canvas (centered on wide screens) ---------- */
.surface45ab5-stage{
  width:100%;
  max-width:430px;          /* wide-screen stays as a phone canvas */
  margin:0 auto;
  min-height:100vh;
  background:var(--surface45ab5-bg-deep);
  position:relative;
  box-shadow:0 0 40px rgba(0,0,0,.4);
  overflow:hidden;
}
@media(min-width:431px){
  body{background:#0e1820}
  .surface45ab5-stage{border-left:1px solid #000;border-right:1px solid #000}
}

/* ---------- Skip link ---------- */
.surface45ab5-skip{
  position:absolute;left:-9999px;top:0;background:var(--surface45ab5-accent);color:#001818;
  padding:8px 14px;font-weight:700;z-index:200;
}
.surface45ab5-skip:focus{left:8px;top:8px}

/* ---------- Header ---------- */
.surface45ab5-header{
  position:sticky;top:0;z-index:90;
  height:var(--surface45ab5-header-h);
  background:var(--surface45ab5-bg-mid);
  border-bottom:1px solid var(--surface45ab5-line);
  display:flex;align-items:center;
  padding:0 var(--surface45ab5-gap-sm);
  gap:var(--surface45ab5-gap-sm);
}
.surface45ab5-brand{
  display:flex;align-items:center;gap:8px;flex:1;min-width:0;
}
.surface45ab5-brand img{
  width:34px;height:34px;object-fit:contain;flex-shrink:0;
  background:var(--surface45ab5-bg-soft);border-radius:var(--surface45ab5-radius-sm);
  padding:2px;
}
.surface45ab5-brand-name{
  font-family:var(--surface45ab5-font-head);
  font-weight:800;font-size:18px;letter-spacing:.4px;
  color:var(--surface45ab5-ink);white-space:nowrap;
}
.surface45ab5-brand-name b{color:var(--surface45ab5-accent)}

.surface45ab5-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}
.surface45ab5-btn{
  min-height:var(--surface45ab5-touch);
  min-width:var(--surface45ab5-touch);
  padding:0 14px;
  font-family:var(--surface45ab5-font-body);
  font-weight:700;font-size:13px;
  border-radius:var(--surface45ab5-radius-pill); /* square */
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  transition:var(--surface45ab5-transition);
  border:1px solid transparent;
  line-height:1;
}
.surface45ab5-btn-ghost{
  color:var(--surface45ab5-ink);
  border-color:var(--surface45ab5-line);
  background:transparent;
}
.surface45ab5-btn-ghost:hover{border-color:var(--surface45ab5-accent);color:var(--surface45ab5-accent)}
.surface45ab5-btn-solid{
  background:var(--surface45ab5-accent);
  color:#01211f;
  border-color:var(--surface45ab5-accent);
}
.surface45ab5-btn-solid:hover{background:var(--surface45ab5-accent-strong);border-color:var(--surface45ab5-accent-strong);color:#fff}
.surface45ab5-btn-block{display:flex;width:100%;padding:14px}

.surface45ab5-menu-btn{
  min-width:var(--surface45ab5-touch);min-height:var(--surface45ab5-touch);
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  border:1px solid var(--surface45ab5-line);border-radius:var(--surface45ab5-radius-sm);
  background:transparent;color:var(--surface45ab5-ink);
}
.surface45ab5-menu-btn:hover{border-color:var(--surface45ab5-accent);color:var(--surface45ab5-accent)}
.surface45ab5-menu-btn span{
  display:block;width:18px;height:2px;background:currentColor;
}
.surface45ab5-menu-btn em{font-style:normal;font-size:10px;letter-spacing:.5px}

/* ---------- Slide-down nav menu (partitioned) ---------- */
.surface45ab5-menu{
  position:fixed;top:var(--surface45ab5-header-h);left:0;right:0;
  max-width:430px;margin:0 auto;
  background:var(--surface45ab5-bg-mid);
  border-bottom:1px solid var(--surface45ab5-line);
  z-index:85;
  max-height:0;overflow:hidden;
  transition:max-height .28s ease,visibility .28s ease;
  visibility:hidden;
}
.surface45ab5-menu[data-open="true"]{max-height:560px;visibility:visible}
.surface45ab5-menu-inner{padding:14px var(--surface45ab5-gap-sm) 18px}
.surface45ab5-menu-title{
  font-family:var(--surface45ab5-font-head);
  font-size:13px;color:var(--surface45ab5-ink-mute);
  text-transform:uppercase;letter-spacing:1px;
  margin:10px 0 6px;padding-bottom:4px;
  border-bottom:1px dashed var(--surface45ab5-line);
}
.surface45ab5-menu-title:first-child{margin-top:0}
.surface45ab5-menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.surface45ab5-menu-item{
  display:block;padding:11px 12px;
  font-size:14px;color:var(--surface45ab5-ink-dim);
  border:1px solid var(--surface45ab5-line);border-radius:var(--surface45ab5-radius-sm);
  background:rgba(255,255,255,.02);
  transition:var(--surface45ab5-transition);
  min-height:var(--surface45ab5-touch);
  display:flex;align-items:center;
}
.surface45ab5-menu-item:hover,.surface45ab5-menu-item:focus{
  color:var(--surface45ab5-accent);border-color:var(--surface45ab5-accent);
  background:rgba(32,178,170,.08);
}
.surface45ab5-menu-item .surface45ab5-menu-arrow{margin-left:auto;color:var(--surface45ab5-gray-2)}

/* ---------- Main ---------- */
.surface45ab5-main{
  padding-bottom:calc(var(--surface45ab5-bottomnav-h) + 24px);
}
.surface45ab5-section{
  padding:var(--surface45ab5-gap-lg) var(--surface45ab5-gap-sm);
}
.surface45ab5-section + .surface45ab5-section{border-top:1px solid var(--surface45ab5-line)}
.surface45ab5-section-alt{background:var(--surface45ab5-bg-mid)}
.surface45ab5-eyebrow{
  display:inline-block;font-size:11px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--surface45ab5-accent);margin-bottom:6px;font-weight:700;
}
.surface45ab5-lead{font-size:15px;color:var(--surface45ab5-ink-dim)}

/* ---------- Hero / Carousel ---------- */
.surface45ab5-hero{padding:var(--surface45ab5-gap-md) var(--surface45ab5-gap-sm) var(--surface45ab5-gap-sm)}
.surface45ab5-carousel{
  position:relative;
  border:1px solid var(--surface45ab5-line);
  border-radius:var(--surface45ab5-radius-md);
  overflow:hidden;
  background:#0e1820;
}
.surface45ab5-carousel-track{
  display:flex;transition:transform .36s ease;
}
.surface45ab5-slide{
  flex:0 0 100%;position:relative;
}
.surface45ab5-slide img{
  width:100%;height:200px;object-fit:cover;filter:saturate(1.05);
}
.surface45ab5-slide-caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px var(--surface45ab5-gap-sm) 12px;
  background:linear-gradient(180deg,transparent,rgba(14,24,32,.92));
  display:flex;flex-direction:column;gap:8px;
}
.surface45ab5-slide-caption strong{
  font-family:var(--surface45ab5-font-head);
  font-size:16px;color:var(--surface45ab5-ink);font-weight:800;
}
.surface45ab5-slide-caption span{font-size:12px;color:var(--surface45ab5-ink-dim)}
.surface45ab5-carousel-cta{
  align-self:flex-start;
  background:var(--surface45ab5-accent);color:#01211f;
  padding:8px 14px;font-weight:700;font-size:12px;
  border-radius:var(--surface45ab5-radius-pill); /* square */
  margin-top:2px;
}
.surface45ab5-carousel-cta:hover{background:var(--surface45ab5-accent-strong);color:#fff}
.surface45ab5-carousel-dots{
  display:flex;justify-content:center;gap:6px;padding:8px 0 2px;
}
.surface45ab5-carousel-dots button{
  width:7px;height:7px;border-radius:50%;background:var(--surface45ab5-line);
  padding:0;transition:var(--surface45ab5-transition);
}
.surface45ab5-carousel-dots button.is-active{background:var(--surface45ab5-accent);width:18px;border-radius:4px}

/* ---------- Headline strip ---------- */
.surface45ab5-strip{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-bottom:var(--surface45ab5-gap-sm);
}
.surface45ab5-strip h2{margin:0}
.surface45ab5-strip-link{font-size:12px;color:var(--surface45ab5-accent);font-weight:700;white-space:nowrap}

/* ---------- Category sections ---------- */
.surface45ab5-cat-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:8px;
  margin-bottom:var(--surface45ab5-gap-sm);
  padding-bottom:6px;border-bottom:1px solid var(--surface45ab5-line);
}
.surface45ab5-cat-head h2{margin:0;font-size:17px}
.surface45ab5-cat-head h2 .surface45ab5-cat-en{
  display:block;font-family:var(--surface45ab5-font-body);font-size:11px;
  color:var(--surface45ab5-ink-mute);font-weight:600;letter-spacing:1px;text-transform:uppercase;
}
.surface45ab5-cat-tag{
  font-size:11px;color:var(--surface45ab5-ink-mute);
  border:1px solid var(--surface45ab5-line);padding:3px 8px;border-radius:var(--surface45ab5-radius-sm);
}

/* ---------- Game grid (compact square catalog) ---------- */
.surface45ab5-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:var(--surface45ab5-gap-xs) var(--surface45ab5-gap-sm);
}
@media(min-width:375px){
  .surface45ab5-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
}
@media(min-width:430px){
  .surface45ab5-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
}
.surface45ab5-game{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  cursor:pointer;text-align:center;
  background:transparent;border:0;padding:0;
  transition:var(--surface45ab5-transition);
}
.surface45ab5-game-thumb{
  position:relative;width:100%;aspect-ratio:1/1;
  border:1px solid var(--surface45ab5-line);
  border-radius:var(--surface45ab5-radius-sm);
  overflow:hidden;background:var(--surface45ab5-bg-mid);
}
.surface45ab5-game-thumb img{width:100%;height:100%;object-fit:cover;transition:filter .18s ease}
.surface45ab5-game:hover .surface45ab5-game-thumb img{filter:brightness(1.08)}
.surface45ab5-game:hover .surface45ab5-game-thumb{border-color:var(--surface45ab5-accent)}
.surface45ab5-game:focus-visible .surface45ab5-game-thumb{outline:2px solid var(--surface45ab5-accent);outline-offset:2px}
.surface45ab5-game-name{
  font-size:11px;line-height:1.25;color:var(--surface45ab5-ink-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:28px;
  word-break:break-word;
}
.surface45ab5-game:hover .surface45ab5-game-name{color:var(--surface45ab5-accent)}

/* ---------- Info modules ---------- */
.surface45ab5-card{
  border:1px solid var(--surface45ab5-line);
  background:var(--surface45ab5-bg-mid);
  border-radius:var(--surface45ab5-radius-md);
  padding:var(--surface45ab5-gap-md);
}
.surface45ab5-card + .surface45ab5-card{margin-top:var(--surface45ab5-gap-sm)}
.surface45ab5-card h3{margin-top:0}
.surface45ab5-card p:last-child{margin-bottom:0}

.surface45ab5-list{padding-left:0;display:flex;flex-direction:column;gap:6px;margin:0}
.surface45ab5-list li{
  position:relative;padding-left:18px;
  font-size:14px;color:var(--surface45ab5-ink-dim);
}
.surface45ab5-list li::before{
  content:"";position:absolute;left:2px;top:9px;
  width:6px;height:6px;background:var(--surface45ab5-accent);
  border-radius:50%;
}

/* two-column quick compare */
.surface45ab5-pair{
  display:grid;grid-template-columns:1fr 1fr;gap:8px;
}
.surface45ab5-pair .surface45ab5-mini{
  border:1px solid var(--surface45ab5-line);border-radius:var(--surface45ab5-radius-sm);
  padding:10px;background:rgba(255,255,255,.02);
}
.surface45ab5-pair .surface45ab5-mini strong{display:block;color:var(--surface45ab5-accent);font-size:13px;margin-bottom:2px}
.surface45ab5-pair .surface45ab5-mini span{font-size:12px;color:var(--surface45ab5-ink-mute);line-height:1.4;display:block}

/* ---------- Inline CTA strip ---------- */
.surface45ab5-cta-strip{
  display:flex;flex-wrap:wrap;gap:8px;
  padding:var(--surface45ab5-gap-md);
  border:1px solid var(--surface45ab5-accent);border-radius:var(--surface45ab5-radius-md);
  background:linear-gradient(135deg,rgba(32,178,170,.12),rgba(0,139,139,.05));
}
.surface45ab5-cta-strip p{margin:0 0 8px;color:var(--surface45ab5-ink);font-size:14px;flex-basis:100%}

/* ---------- Extended footer ---------- */
.surface45ab5-extfoot{
  background:var(--surface45ab5-bg-mid);
  border-top:1px solid var(--surface45ab5-line);
  padding:var(--surface45ab5-gap-lg) var(--surface45ab5-gap-sm);
}
.surface45ab5-extfoot-block + .surface45ab5-extfoot-block{margin-top:var(--surface45ab5-gap-lg)}
.surface45ab5-extfoot h3{
  font-size:13px;color:var(--surface45ab5-ink-mute);
  text-transform:uppercase;letter-spacing:1.2px;
  margin-bottom:10px;padding-bottom:6px;border-bottom:1px dashed var(--surface45ab5-line);
}
.surface45ab5-extfoot-brand{display:flex;gap:10px;align-items:flex-start}
.surface45ab5-extfoot-brand img{width:42px;height:42px;border-radius:var(--surface45ab5-radius-sm);background:var(--surface45ab5-bg-soft);padding:3px;flex-shrink:0}
.surface45ab5-extfoot-brand p{font-size:13px;line-height:1.5;color:var(--surface45ab5-ink-dim);margin:0}
.surface45ab5-promo-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.surface45ab5-promo-grid button{
  text-align:left;padding:10px;font-size:13px;
  border:1px solid var(--surface45ab5-line);background:rgba(255,255,255,.02);
  border-radius:var(--surface45ab5-radius-sm);
  color:var(--surface45ab5-ink-dim);min-height:var(--surface45ab5-touch);
  display:flex;align-items:center;gap:6px;transition:var(--surface45ab5-transition);
}
.surface45ab5-promo-grid button:hover{color:var(--surface45ab5-accent);border-color:var(--surface45ab5-accent)}
.surface45ab5-promo-grid button .surface45ab5-promo-dot{
  width:6px;height:6px;background:var(--surface45ab5-accent);border-radius:50%;flex-shrink:0;
}
.surface45ab5-directory{
  display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;
}
.surface45ab5-directory a{
  font-size:13px;color:var(--surface45ab5-ink-dim);
  padding:4px 0;border-bottom:1px dotted transparent;transition:var(--surface45ab5-transition);
}
.surface45ab5-directory a:hover{color:var(--surface45ab5-accent);border-bottom-color:var(--surface45ab5-accent)}
.surface45ab5-disclaimer{
  font-size:11px;color:var(--surface45ab5-ink-mute);
  border-top:1px dashed var(--surface45ab5-line);padding-top:10px;margin-top:14px;
  line-height:1.5;
}

/* ---------- Copyright ---------- */
.surface45ab5-copyright{
  font-size:12px;color:var(--surface45ab5-ink-mute);
  text-align:center;padding:14px var(--surface45ab5-gap-sm) calc(var(--surface45ab5-bottomnav-h) + 14px);
  border-top:1px solid var(--surface45ab5-line);
  background:var(--surface45ab5-bg-mid);
}

/* ---------- Mobile bottom nav (5 roles) ---------- */
.surface45ab5-bottomnav{
  position:fixed;left:0;right:0;bottom:0;
  max-width:430px;margin:0 auto;
  height:var(--surface45ab5-bottomnav-h);
  background:var(--surface45ab5-bg-mid);
  border-top:1px solid var(--surface45ab5-line);
  display:grid;grid-template-columns:repeat(5,1fr);
  z-index:95;
  box-shadow:0 -4px 14px rgba(0,0,0,.25);
}
.surface45ab5-bottomnav a,
.surface45ab5-bottomnav button{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;font-size:10px;color:var(--surface45ab5-ink-mute);
  background:transparent;border:0;
  padding:6px 2px;min-height:var(--surface45ab5-bottomnav-h);
  transition:var(--surface45ab5-transition);position:relative;
}
.surface45ab5-bottomnav a:hover,
.surface45ab5-bottomnav button:hover{color:var(--surface45ab5-accent)}
.surface45ab5-bottomnav .surface45ab5-bn-ico{
  width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  color:currentColor;
}
.surface45ab5-bottomnav .surface45ab5-bn-ico svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.surface45ab5-bottomnav a.is-active,
.surface45ab5-bottomnav button.is-active{color:var(--surface45ab5-accent)}
.surface45ab5-bottomnav a.is-active::before,
.surface45ab5-bottomnav button.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:24px;height:2px;background:var(--surface45ab5-accent);
}
.surface45ab5-bottomnav .surface45ab5-bn-promo{
  color:var(--surface45ab5-accent);font-weight:700;
}

/* ---------- Utility ---------- */
.surface45ab5-hide{display:none !important}
.surface45ab5-divider{height:1px;background:var(--surface45ab5-line);margin:var(--surface45ab5-gap-md) 0}
.surface45ab5-tag{
  display:inline-block;font-size:11px;color:var(--surface45ab5-accent);
  border:1px solid var(--surface45ab5-line);padding:2px 8px;border-radius:var(--surface45ab5-radius-sm);
  margin-right:4px;
}
.surface45ab5-narrow{font-size:13px;color:var(--surface45ab5-ink-mute);line-height:1.6}

/* ---------- Wide-screen > 430 phone canvas hard limit ---------- */
@media (min-width:430px){
  .surface45ab5-hero .surface45ab5-slide img{height:220px}
}

/* ---------- Small phone safety (320px) ---------- */
@media (max-width:359px){
  .surface45ab5-brand-name{font-size:16px}
  .surface45ab5-btn{padding:0 10px;font-size:12px}
  .surface45ab5-game-name{font-size:10px}
  h1{font-size:20px}
  h2{font-size:17px}
}