/* ==========================================================
   PLANKTON — On-chain Staking Games on TON
   Theme: deep ocean / TON blue / bubbles
   ========================================================== */
:root{
  --ton-blue:#0098EA;
  --ton-deep:#0a52c9;
  --ocean-1:#02103a;
  --ocean-2:#0a3a8a;
  --ocean-3:#1aa6ff;
  --aqua:#7ad9ff;
  --pink:#ff7ad8;
  --violet:#9a7bff;
  --text:#eaf6ff;
  --text-muted:#a9c4dc;
  --card-bg:rgba(255,255,255,0.06);
  --card-border:rgba(255,255,255,0.14);
  --shadow:0 12px 40px rgba(0,30,80,0.45);
  --radius:18px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{
  font-family:'Segoe UI', Roboto, Ubuntu, system-ui, -apple-system, sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#02103a 0%, #0a3a8a 60%, #0e6bbf 100%);
  min-height:100%;
  overflow-x:hidden;
  scroll-behavior:smooth;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:transparent;color:inherit}

/* ==========================================================
   Animated underwater background
   ========================================================== */
.ocean{
  position:fixed; inset:0; z-index:-1; overflow:hidden;
  background:
    radial-gradient(circle at 50% -10%, rgba(122,217,255,0.35), transparent 60%),
    radial-gradient(circle at 90% 110%, rgba(255,122,216,0.18), transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(154,123,255,0.18), transparent 55%),
    linear-gradient(180deg,#02103a 0%, #0a3a8a 60%, #0e6bbf 100%);
}
.ocean .light{
  position:absolute; top:-20%; left:50%; transform:translateX(-50%);
  width:140%; height:60%;
  background:radial-gradient(ellipse at 50% 0%, rgba(255,255,255,0.18), transparent 60%);
  animation: shimmer 8s ease-in-out infinite alternate;
  pointer-events:none;
}
@keyframes shimmer{
  0%{opacity:.55; transform:translateX(-50%) scale(1)}
  100%{opacity:.85; transform:translateX(-50%) scale(1.05)}
}
.ocean .reef{
  position:absolute; bottom:-20px; width:300px; height:200px; opacity:.55;
  filter: blur(0.5px);
  background:
    radial-gradient(circle at 30% 70%, #ff7ad8 0 12px, transparent 13px),
    radial-gradient(circle at 60% 80%, #9a7bff 0 18px, transparent 19px),
    radial-gradient(circle at 80% 60%, #7ad9ff 0 14px, transparent 15px),
    radial-gradient(circle at 20% 90%, #ff7ad8 0 10px, transparent 11px);
}
.ocean .reef.left{left:-40px}
.ocean .reef.right{right:-40px; transform:scaleX(-1)}

/* Caustic light pattern (moving "water" texture) */
.caustics{
  position:absolute; inset:-10%;
  background:
    radial-gradient(ellipse 80px 30px at 20% 30%, rgba(255,255,255,.10), transparent 70%),
    radial-gradient(ellipse 60px 20px at 60% 50%, rgba(255,255,255,.08), transparent 70%),
    radial-gradient(ellipse 100px 35px at 85% 20%, rgba(255,255,255,.07), transparent 70%),
    radial-gradient(ellipse 70px 25px at 30% 70%, rgba(255,255,255,.07), transparent 70%),
    radial-gradient(ellipse 90px 30px at 75% 80%, rgba(255,255,255,.08), transparent 70%);
  animation: drift 18s ease-in-out infinite alternate;
  mix-blend-mode:screen; pointer-events:none;
}
@keyframes drift{
  0%{transform:translate(0,0) scale(1)}
  100%{transform:translate(40px,-30px) scale(1.05)}
}

/* God rays from the surface */
.rays{
  position:absolute; top:0; left:0; right:0; height:80%;
  background:
    linear-gradient(180deg, rgba(255,255,255,.10) 0%, transparent 60%);
  pointer-events:none;
}
.rays::before, .rays::after{
  content:""; position:absolute; top:-10%; height:120%; width:18%;
  background:linear-gradient(180deg, rgba(255,255,255,.18), transparent 80%);
  filter: blur(14px);
  transform-origin: top center;
  animation: rayMove 9s ease-in-out infinite alternate;
}
.rays::before{left:18%; transform:rotate(-8deg)}
.rays::after{right:22%; transform:rotate(7deg); animation-delay:-3s}
@keyframes rayMove{
  0%{opacity:.4; transform:rotate(-8deg) translateX(-20px)}
  100%{opacity:.85; transform:rotate(-2deg) translateX(20px)}
}

/* Seaweed at the bottom */
.seaweed-row{
  position:absolute; bottom:0; left:0; right:0; height:160px; pointer-events:none;
  display:flex; justify-content:space-between; padding: 0 4%;
}
.seaweed{
  width:24px; height:140px;
  background: linear-gradient(180deg, transparent, #2bb673 40%, #0e7c5b);
  border-radius: 60% 60% 4px 4px / 90% 90% 4px 4px;
  transform-origin: bottom center;
  animation: sway 6s ease-in-out infinite;
  opacity:.7;
  box-shadow: 0 0 30px rgba(43,182,115,.35);
}
.seaweed.s1{height:180px; animation-delay:-1s}
.seaweed.s2{height:120px; animation-delay:-2.4s; background:linear-gradient(180deg, transparent, #1ba89b 40%, #066066)}
.seaweed.s3{height:200px; animation-delay:-3s}
.seaweed.s4{height:90px; animation-delay:-4s; background:linear-gradient(180deg, transparent, #ff7ad8 50%, #b333a8)}
.seaweed.s5{height:160px; animation-delay:-2s}
.seaweed.s6{height:130px; animation-delay:-5s; background:linear-gradient(180deg, transparent, #9a7bff 50%, #4a2fbb)}
@keyframes sway{
  0%,100%{transform:rotate(-7deg)}
  50%{transform:rotate(7deg)}
}

/* Swimming fish */
.fish-layer{position:absolute; inset:0; pointer-events:none; overflow:hidden}
.fish{
  position:absolute; font-size:28px;
  filter: drop-shadow(0 0 6px rgba(122,217,255,.4));
  animation: swim linear infinite;
  will-change: transform;
}
.fish.flip{transform:scaleX(-1)}
@keyframes swim{
  0%{transform:translateX(-10vw)}
  100%{transform:translateX(110vw)}
}
@keyframes swimBack{
  0%{transform:translateX(110vw) scaleX(-1)}
  100%{transform:translateX(-10vw) scaleX(-1)}
}
.fish.back{animation-name: swimBack}

/* Jellyfish */
.jelly-layer{position:absolute; inset:0; pointer-events:none; overflow:hidden}
.jelly{
  position:absolute; bottom:-100px; width:60px; height:80px;
  animation: jellyRise linear infinite;
  filter: drop-shadow(0 0 10px rgba(255,122,216,.5));
  will-change: transform;
}
.jelly .bell{
  width:60px; height:38px;
  border-radius: 60% 60% 30% 30% / 80% 80% 20% 20%;
  background: radial-gradient(ellipse at 50% 30%, rgba(255,255,255,.7), rgba(255,122,216,.55) 60%, rgba(154,123,255,.4));
  border:1px solid rgba(255,255,255,.4);
  position:relative;
  animation: pulse 2s ease-in-out infinite;
}
.jelly .tendrils{
  position:absolute; top:34px; left:50%; transform:translateX(-50%);
  width:50px; height:42px;
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.6) 0 1px, transparent 1px 7px);
  -webkit-mask: linear-gradient(180deg, #000 0%, #000 60%, transparent 100%);
          mask: linear-gradient(180deg, #000 0%, #000 60%, transparent 100%);
  filter: blur(.4px);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{transform:scaleY(1)}
  50%{transform:scaleY(.85)}
}
@keyframes jellyRise{
  0%{transform:translateY(0) translateX(0)}
  50%{transform:translateY(-55vh) translateX(var(--jx,30px))}
  100%{transform:translateY(-110vh) translateX(0)}
}

/* Cursor trail canvas */
#cursor-trail{
  position:absolute; inset:0; width:100%; height:100%;
  pointer-events:none;
}

/* Bubbles container */
.bubbles{position:absolute; inset:0; overflow:hidden}
.bubble{
  position:absolute; bottom:-60px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(255,255,255,0.9), rgba(122,217,255,0.25) 60%, transparent 70%);
  border:1px solid rgba(255,255,255,0.4);
  animation:rise linear infinite;
}
@keyframes rise{
  0%{transform:translateY(0) translateX(0); opacity:0}
  10%{opacity:.8}
  90%{opacity:.7}
  100%{transform:translateY(-110vh) translateX(var(--drift,20px)); opacity:0}
}

/* ==========================================================
   Navbar
   ========================================================== */
.navbar{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  gap:18px;
  padding:14px 24px;
  background:rgba(2,16,58,0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.brand{display:flex; align-items:center; gap:10px}
.brand-logo{width:38px; height:38px; filter:drop-shadow(0 4px 10px rgba(0,150,234,.5))}
.brand-name{font-weight:800; letter-spacing:2px; font-size:18px}
.nav-links{display:flex; gap:22px}
.nav-links a{font-weight:500; color:var(--text-muted); transition:color .2s; position:relative; padding:6px 0}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff}
.nav-links a.active::after{content:""; position:absolute; bottom:-4px; left:0; right:0; height:2px; background:linear-gradient(90deg, var(--ton-blue), #7ad9ff); border-radius:2px}
.btn-wallet{background:rgba(127,255,175,.15); border-color:rgba(127,255,175,.4); color:#7fffaf}
.btn-wallet:hover{background:rgba(127,255,175,.25)}
.nav-actions{display:flex; gap:10px; align-items:center}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 18px; border-radius:999px; font-weight:600; font-size:14px;
  transition:transform .15s ease, box-shadow .2s, background .2s, opacity .2s;
  white-space:nowrap;
  border:1px solid transparent;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  background:linear-gradient(135deg, var(--ton-blue), var(--ton-deep));
  color:#fff; box-shadow:0 8px 24px rgba(0,152,234,.45);
}
.btn-primary:hover{box-shadow:0 12px 30px rgba(0,152,234,.65)}
.btn-ghost{background:rgba(255,255,255,0.07); border-color:rgba(255,255,255,0.18); color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,0.14)}
.btn-x{background:#000; color:#fff; border-color:#1a1a1a}
.btn-x:hover{background:#111}
.btn-buy{background:linear-gradient(135deg,#ff7ad8,#9a7bff); color:#fff; box-shadow:0 8px 24px rgba(154,123,255,.5)}
.btn-buy:hover{box-shadow:0 12px 30px rgba(255,122,216,.65)}
.btn-sm{padding:8px 14px; font-size:13px}
.btn:disabled{opacity:.5; cursor:not-allowed; transform:none}

/* Hamburger */
.hamburger{display:none; width:40px; height:40px; flex-direction:column; justify-content:center; align-items:center; gap:5px; border-radius:10px; border:1px solid rgba(255,255,255,.2)}
.hamburger span{display:block; width:20px; height:2px; background:#fff; border-radius:2px; transition:.2s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Drawer */
.drawer{
  position:fixed; top:64px; left:0; right:0; z-index:40;
  background:rgba(2,16,58,0.95);
  backdrop-filter: blur(14px);
  display:flex; flex-direction:column; gap:8px; padding:18px;
  border-bottom:1px solid rgba(255,255,255,.1);
  transform:translateY(-150%); transition:transform .3s ease;
}
.drawer.open{transform:translateY(0)}
.drawer a{padding:12px; border-radius:10px}
.drawer a:not(.btn):hover{background:rgba(255,255,255,.06)}
.drawer .btn{justify-content:center}

/* ==========================================================
   Hero
   ========================================================== */
.hero{
  position:relative; padding:72px 24px 56px; text-align:center;
  max-width:var(--max); margin:0 auto;
}
.hero-logo{
  width:120px; height:120px; margin:0 auto 18px;
  filter:drop-shadow(0 12px 40px rgba(0,152,234,.6));
  animation:float 4s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}
.ticker-pill{
  display:inline-block; padding:6px 16px; border-radius:999px;
  background:rgba(0,152,234,.18); border:1px solid rgba(122,217,255,.4);
  color:var(--text-muted); font-size:13px; letter-spacing:1px;
  margin-bottom:14px; backdrop-filter:blur(10px);
}
.ticker-pill b{color:#7ad9ff; letter-spacing:2px}
.hero-title{
  font-size:clamp(34px, 6vw, 64px);
  line-height:1.1; font-weight:900; letter-spacing:-1px;
  background:linear-gradient(180deg,#fff 30%, #7ad9ff 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow:0 4px 30px rgba(122,217,255,.25);
}
.hero-sub{
  margin:18px auto 30px; max-width:680px; font-size:17px; color:var(--text-muted); line-height:1.6;
}
.hero-sub b{color:#fff}
.hero-cta{display:flex; flex-wrap:wrap; gap:12px; justify-content:center}
.hero-stats{
  margin-top:50px; display:grid; grid-template-columns:repeat(3,1fr); gap:14px;
  max-width:600px; margin-left:auto; margin-right:auto;
}
.hero-stats div{
  background:var(--card-bg); border:1px solid var(--card-border);
  border-radius:var(--radius); padding:18px 12px;
  display:flex; flex-direction:column; gap:4px;
  backdrop-filter: blur(10px);
}
.hero-stats b{font-size:24px; color:#fff}
.hero-stats span{font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px}

/* ==========================================================
   Sections
   ========================================================== */
.section{max-width:var(--max); margin:0 auto; padding:64px 24px}
.section-head{text-align:center; margin-bottom:36px}
.section-head h2{
  font-size:clamp(28px, 4vw, 40px); font-weight:800; margin-bottom:10px;
  background:linear-gradient(180deg,#fff,#7ad9ff);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.section-head p{color:var(--text-muted); max-width:620px; margin:0 auto}

/* Games grid */
.games-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr)); gap:18px}
.game-card{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:24px; backdrop-filter:blur(10px); transition:transform .2s, border-color .2s, box-shadow .2s;
  display:flex; flex-direction:column; gap:10px;
}
.game-card:hover{transform:translateY(-4px); border-color:var(--ton-blue); box-shadow:var(--shadow)}
.game-emoji{font-size:42px}
.game-card h3{font-size:20px}
.game-card p{color:var(--text-muted); font-size:14px; line-height:1.5; flex:1}
.game-meta{display:flex; justify-content:space-between; font-size:12px; color:var(--text-muted); margin-top:4px}
.game-meta .live{color:#7fffaf}
.game-meta .soon{color:#ffd47a}

/* Staking */
.staking-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:16px}
.stake-card{
  background:linear-gradient(160deg, rgba(0,152,234,.18), rgba(154,123,255,.10));
  border:1px solid var(--card-border); border-radius:var(--radius); padding:22px;
  position:relative; overflow:hidden;
}
.stake-card::before{
  content:""; position:absolute; top:-30px; right:-30px; width:100px; height:100px;
  background:radial-gradient(circle, rgba(122,217,255,.5), transparent 70%);
  border-radius:50%;
}
.stake-card h4{font-size:18px; margin-bottom:8px}
.stake-card p{color:var(--text-muted); font-size:14px; line-height:1.5}

/* How it works */
.how-flow{display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:16px}
.how-step{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:22px; backdrop-filter:blur(10px); position:relative;
}
.how-step span{
  display:inline-block; font-weight:900; font-size:28px; color:var(--ton-blue); margin-bottom:6px;
}
.how-step h4{font-size:17px; margin-bottom:6px}
.how-step p{color:var(--text-muted); font-size:14px; line-height:1.5}

.usecase{
  margin-top:32px; padding:28px; border-radius:var(--radius);
  background:linear-gradient(135deg, rgba(255,122,216,.12), rgba(0,152,234,.12));
  border:1px solid var(--card-border);
}
.usecase h3{margin-bottom:14px; font-size:22px}
.usecase ul{list-style:none; display:grid; gap:10px; grid-template-columns:repeat(auto-fit, minmax(280px, 1fr))}
.usecase li{padding-left:22px; position:relative; color:var(--text-muted); line-height:1.5; font-size:14px}
.usecase li::before{content:"●"; position:absolute; left:0; color:var(--ton-blue)}
.usecase li b{color:#fff}

/* ==========================================================
   Demo tabs
   ========================================================== */
.demo-tabs{
  display:flex; justify-content:center; gap:8px; margin-bottom:18px; flex-wrap:wrap;
}
.demo-tabs .tab{
  padding:10px 22px; border-radius:999px; font-weight:600; font-size:14px;
  background:rgba(255,255,255,.06); border:1px solid var(--card-border);
  color:var(--text-muted); transition:all .2s;
}
.demo-tabs .tab:hover{color:#fff; background:rgba(255,255,255,.1)}
.demo-tabs .tab.active{
  color:#fff; background:linear-gradient(135deg, var(--ton-blue), var(--ton-deep));
  border-color:transparent; box-shadow:0 6px 20px rgba(0,152,234,.4);
}

/* ==========================================================
   Chess board
   ========================================================== */
.chess-board{
  display:grid; grid-template-columns:repeat(8,1fr); grid-template-rows:repeat(8,1fr);
  aspect-ratio:1/1; max-width:480px; margin:0 auto; width:100%;
  border-radius:12px; overflow:hidden;
  box-shadow:0 12px 40px rgba(0,40,90,.6), 0 0 0 4px rgba(122,217,255,.25);
}
.sq{
  display:flex; align-items:center; justify-content:center;
  font-size:clamp(22px, 5vw, 38px); cursor:pointer;
  position:relative; user-select:none;
  transition: background .15s;
}
.sq.light{background:linear-gradient(135deg, #e6f4ff, #c4dff5)}
.sq.dark{background:linear-gradient(135deg, #4a7ab8, #2c5594)}
.sq.selected{box-shadow: inset 0 0 0 4px #ffd60a}
.sq.move-target{cursor:pointer}
.sq.move-target::after{
  content:""; position:absolute; left:50%; top:50%;
  width:22%; height:22%; border-radius:50%;
  background:rgba(127,255,175,.7);
  transform:translate(-50%,-50%);
  box-shadow:0 0 12px rgba(127,255,175,.7);
  pointer-events:none;
}
.sq.capture-target::after{
  width:80%; height:80%; background:transparent;
  border:4px solid rgba(255,80,80,.8);
  box-shadow:0 0 14px rgba(255,80,80,.6);
}
.sq.last-move{background:linear-gradient(135deg, rgba(255,214,10,.35), rgba(255,214,10,.2)) !important}
.sq.in-check{box-shadow: inset 0 0 0 4px #ff4040 !important}
.sq .piece{
  pointer-events:none; line-height:1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.4));
}
.sq .piece.white{color:#fff; text-shadow:0 0 4px rgba(0,0,0,.5)}
.sq .piece.black{color:#0e1a35}

/* Captured pieces */
.captured{
  display:flex; flex-direction:column; gap:6px;
  background:rgba(255,255,255,.04); border:1px solid var(--card-border);
  border-radius:12px; padding:10px 14px;
}
.cap-row{display:flex; align-items:center; gap:10px; min-height:28px}
.cap-row > span{font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px; min-width:130px}
.cap-row > div{display:flex; gap:2px; flex-wrap:wrap; font-size:20px}

/* ==========================================================
   Demo (Tic-Tac-Toe)
   ========================================================== */
.demo-wrap{
  max-width:560px; margin:0 auto;
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:24px; backdrop-filter:blur(10px); display:flex; flex-direction:column; gap:18px;
}
.demo-info{display:grid; grid-template-columns:1fr 1fr 1fr; gap:10px; text-align:center}
.demo-info > div{background:rgba(255,255,255,.05); border:1px solid var(--card-border); border-radius:14px; padding:12px 8px; display:flex; flex-direction:column; gap:2px}
.demo-info span{font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px}
.demo-info b{font-size:16px; color:#fff}
.demo-info small{color:var(--text-muted); font-size:11px}
.demo-info .pool{background:linear-gradient(135deg, rgba(0,152,234,.3), rgba(154,123,255,.2)); border-color:rgba(0,152,234,.4)}
.demo-info .pool b{color:#7ad9ff; font-size:18px}

.board{
  display:grid; grid-template-columns:repeat(3,1fr); gap:8px;
  aspect-ratio:1/1; max-width:380px; margin:0 auto; width:100%;
}
.cell{
  background:rgba(255,255,255,.06); border:1px solid var(--card-border);
  border-radius:14px; font-size:48px; font-weight:900; color:#fff;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:all .15s ease;
}
.cell:hover:not(.filled){background:rgba(0,152,234,.25); border-color:var(--ton-blue)}
.cell.x{color:#7ad9ff; text-shadow:0 0 20px rgba(122,217,255,.7)}
.cell.o{color:#ff7ad8; text-shadow:0 0 20px rgba(255,122,216,.7)}
.cell.win{background:rgba(127,255,175,.2); border-color:#7fffaf}

.demo-status{
  text-align:center; font-weight:600; font-size:15px;
  padding:10px; border-radius:10px;
  background:rgba(255,255,255,.04); border:1px solid var(--card-border);
}
.demo-actions{display:flex; gap:10px; justify-content:center; flex-wrap:wrap}

/* ==========================================================
   Page header (subpages)
   ========================================================== */
.page-head{
  max-width:var(--max); margin:0 auto; padding:36px 24px 8px; text-align:center;
}
.page-head h1{
  font-size:clamp(28px, 5vw, 48px); font-weight:900;
  background:linear-gradient(180deg,#fff 30%, #7ad9ff 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.page-head p{color:var(--text-muted); margin-top:8px}

/* ==========================================================
   Game page layout (chess, ttt)
   ========================================================== */
.game-layout{
  max-width:var(--max); margin:0 auto; padding:24px;
  display:grid; grid-template-columns: 280px 1fr 280px; gap:18px;
}
.game-layout aside{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:18px; backdrop-filter:blur(10px);
  display:flex; flex-direction:column; gap:14px;
}
.game-layout aside h4{font-size:13px; text-transform:uppercase; letter-spacing:1.5px; color:var(--text-muted)}
.player-card{
  display:flex; align-items:center; gap:10px;
  background:rgba(255,255,255,.04); border:1px solid var(--card-border);
  border-radius:14px; padding:10px 12px;
}
.player-card .avatar{
  width:40px; height:40px; border-radius:50%;
  background:linear-gradient(135deg, #7ad9ff, #0098EA);
  display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0;
}
.player-card .pinfo{display:flex; flex-direction:column; gap:0}
.player-card .pinfo b{font-size:14px; color:#fff}
.player-card .pinfo small{font-size:11px; color:var(--text-muted)}
.player-card.opp .avatar{background:linear-gradient(135deg, #ff7ad8, #9a7bff)}

.pool-card{
  background:linear-gradient(135deg, rgba(0,152,234,.3), rgba(154,123,255,.2));
  border:1px solid rgba(0,152,234,.4); border-radius:14px; padding:14px;
  text-align:center; display:flex; flex-direction:column; gap:4px;
}
.pool-card .lbl{font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px}
.pool-card b{font-size:24px; color:#7ad9ff}
.pool-card small{color:var(--text-muted); font-size:11px}

.stake-select{
  display:flex; flex-direction:column; gap:6px;
}
.stake-select label{font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px}
.stake-select select{
  background:rgba(255,255,255,.06); color:#fff;
  border:1px solid var(--card-border); border-radius:10px;
  padding:10px 12px; font-size:14px; font-family:inherit;
}
.stake-select select option{background:#0a3a8a; color:#fff}

.move-log{
  background:rgba(0,0,0,.2); border:1px solid var(--card-border);
  border-radius:12px; padding:12px; height:240px; overflow-y:auto;
  font-family: 'Courier New', monospace; font-size:13px;
  display:flex; flex-direction:column; gap:4px;
}
.log-item{padding:4px 8px; border-radius:6px}
.log-item.log-w{color:#7ad9ff}
.log-item.log-b{color:#ff7ad8}

.captured-mini{display:flex; flex-wrap:wrap; gap:2px; min-height:28px; font-size:20px}

.game-center{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:24px; backdrop-filter:blur(10px);
  display:flex; flex-direction:column; gap:18px; align-items:center;
}

/* Chess square labels */
.sq{position:relative}
.sq .rank-lbl, .sq .file-lbl{
  position:absolute; font-size:9px; color:rgba(0,0,0,.45); font-weight:700;
}
.sq.dark .rank-lbl, .sq.dark .file-lbl{color:rgba(255,255,255,.55)}
.sq .rank-lbl{top:2px; left:3px}
.sq .file-lbl{bottom:2px; right:3px}

@media (max-width: 1000px){
  .game-layout{grid-template-columns: 1fr; gap:14px}
  .game-layout aside{order:2}
  .game-center{order:1}
}

/* ==========================================================
   Dashboard
   ========================================================== */
.dash-grid{
  max-width:var(--max); margin:0 auto; padding:18px 24px 30px;
  display:grid; grid-template-columns: 1.3fr 1fr; gap:18px;
}
.dash-card{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:var(--radius);
  padding:22px; backdrop-filter:blur(10px);
}
.dash-card h3{
  font-size:14px; text-transform:uppercase; letter-spacing:1.5px;
  color:var(--text-muted); margin-bottom:14px; display:flex; justify-content:space-between; align-items:center;
}
.dash-card h3 a{color:var(--ton-blue); font-size:12px; letter-spacing:0; text-transform:none}
.dash-card h3 a:hover{text-decoration:underline}

/* Wallet card */
.wallet-card{
  background:linear-gradient(135deg, rgba(0,152,234,.25), rgba(154,123,255,.15));
  border-color:rgba(0,152,234,.4);
}
.wallet-status{font-size:13px; padding:4px 12px; border-radius:999px; display:inline-block}
.wallet-status.on{background:rgba(127,255,175,.2); color:#7fffaf; border:1px solid rgba(127,255,175,.4)}
.wallet-status.off{background:rgba(255,80,80,.15); color:#ff8b8b; border:1px solid rgba(255,80,80,.3)}
.wallet-addr{font-family:'Courier New', monospace; font-size:14px; color:#fff; margin:8px 0 18px; word-break:break-all}
.balance-grid{display:grid; grid-template-columns:1fr 1fr 1fr; gap:10px}
.balance-grid > div{background:rgba(255,255,255,.06); border:1px solid var(--card-border); border-radius:12px; padding:12px}
.balance-grid b{display:block; font-size:18px; color:#fff; margin-top:4px}
.balance-grid span{font-size:11px; text-transform:uppercase; letter-spacing:1px; color:var(--text-muted)}

/* Stats row */
.stats-row{
  max-width:var(--max); margin:0 auto; padding:0 24px;
  display:grid; grid-template-columns:repeat(auto-fit, minmax(160px, 1fr)); gap:12px;
}
.stat{
  background:var(--card-bg); border:1px solid var(--card-border); border-radius:14px;
  padding:18px; display:flex; flex-direction:column; gap:6px; backdrop-filter:blur(10px);
}
.stat span{font-size:11px; text-transform:uppercase; letter-spacing:1.5px; color:var(--text-muted)}
.stat b{font-size:26px; color:#fff; font-weight:800}
.stat.gain b{color:#7fffaf}

/* Quick actions */
.quick-actions{display:grid; grid-template-columns:repeat(auto-fit, minmax(160px,1fr)); gap:10px}
.qa{
  display:flex; flex-direction:column; align-items:center; gap:8px;
  background:rgba(255,255,255,.06); border:1px solid var(--card-border);
  border-radius:14px; padding:18px; text-align:center; transition:all .2s;
}
.qa:hover{background:rgba(0,152,234,.15); border-color:var(--ton-blue); transform:translateY(-2px)}
.qa-icon{font-size:32px}
.qa b{font-size:14px; color:#fff}
.qa small{color:var(--text-muted); font-size:12px}

/* Tables */
.dash-table{width:100%; border-collapse:collapse}
.dash-table th, .dash-table td{
  text-align:left; padding:10px 12px; font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.dash-table th{
  text-transform:uppercase; letter-spacing:1px; font-size:11px;
  color:var(--text-muted); font-weight:600;
}
.dash-table tr.row-win td{background:rgba(127,255,175,.04)}
.dash-table tr.row-loss td{background:rgba(255,80,80,.04)}
.dash-table .empty{text-align:center; color:var(--text-muted); padding:24px; font-style:italic}
.dash-table a{color:var(--ton-blue)}

.result-badge{
  display:inline-block; padding:2px 10px; border-radius:999px; font-size:11px; font-weight:700;
}
.result-badge.r-win{background:rgba(127,255,175,.2); color:#7fffaf; border:1px solid rgba(127,255,175,.4)}
.result-badge.r-loss{background:rgba(255,80,80,.15); color:#ff8b8b; border:1px solid rgba(255,80,80,.3)}
.result-badge.r-draw{background:rgba(255,212,122,.15); color:#ffd47a; border:1px solid rgba(255,212,122,.3)}
.badge{display:inline-block; padding:2px 10px; border-radius:999px; font-size:11px; font-weight:600}
.badge-go{background:rgba(127,255,175,.2); color:#7fffaf}
.badge-wait{background:rgba(255,255,255,.08); color:var(--text-muted)}

/* Achievements */
.achievements{display:grid; grid-template-columns:repeat(auto-fit, minmax(150px,1fr)); gap:10px}
.ach{
  background:rgba(255,255,255,.04); border:1px solid var(--card-border); border-radius:12px;
  padding:14px; text-align:center; opacity:.45; transition:all .2s;
  display:flex; flex-direction:column; gap:4px; align-items:center;
}
.ach.unlocked{opacity:1; border-color:rgba(127,255,175,.4); background:linear-gradient(135deg, rgba(127,255,175,.1), rgba(0,152,234,.1))}
.ach-icon{font-size:32px}
.ach b{font-size:13px; color:#fff}
.ach small{font-size:11px; color:var(--text-muted); line-height:1.3}

/* ==========================================================
   Staking page
   ========================================================== */
.staking-grid-2{
  max-width:var(--max); margin:0 auto; padding:18px 24px 30px;
  display:grid; grid-template-columns: 1fr 1fr; gap:18px;
}
.dist-row{
  display:grid; grid-template-columns: 100px 1fr auto; gap:12px;
  padding:10px 0; border-bottom:1px solid rgba(255,255,255,.06); align-items:center;
}
.dist-row:last-child{border-bottom:0}
.dist-when{font-size:12px; color:var(--text-muted)}
.dist-source{font-size:13px; color:#fff}
.dist-amt{color:#7fffaf; font-size:14px}

.stake-form{display:grid; grid-template-columns:1fr auto; gap:8px; margin-bottom:10px}
.stake-form input{
  background:rgba(255,255,255,.06); border:1px solid var(--card-border); border-radius:10px;
  padding:10px 12px; color:#fff; font-family:inherit; font-size:14px;
}
.stake-form input:focus{outline:none; border-color:var(--ton-blue)}
.kvp{display:flex; justify-content:space-between; padding:6px 0; border-bottom:1px solid rgba(255,255,255,.05); font-size:14px}
.kvp:last-child{border-bottom:0}
.kvp span{color:var(--text-muted)}
.kvp b{color:#fff}

@media (max-width: 900px){
  .dash-grid{grid-template-columns:1fr}
  .staking-grid-2{grid-template-columns:1fr}
  .balance-grid{grid-template-columns:1fr}
}

/* ==========================================================
   Footer
   ========================================================== */
.footer{
  margin-top:60px; padding:50px 24px 20px;
  background:rgba(2,16,58,0.7); backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,255,255,0.08);
}
.footer-inner{max-width:var(--max); margin:0 auto; display:flex; gap:30px; flex-wrap:wrap; align-items:flex-start}
.footer-logo{width:64px; height:64px}
.footer-cols{display:grid; grid-template-columns:repeat(auto-fit, minmax(180px,1fr)); gap:24px; flex:1}
.footer-cols h5{font-size:13px; color:#fff; text-transform:uppercase; letter-spacing:2px; margin-bottom:10px}
.footer-cols p, .footer-cols a{display:block; color:var(--text-muted); font-size:14px; line-height:1.7}
.footer-cols a:hover{color:#fff}
.footer-bottom{
  max-width:var(--max); margin:30px auto 0; padding-top:18px;
  border-top:1px solid rgba(255,255,255,.08);
  text-align:center; color:var(--text-muted); font-size:13px;
}

/* ==========================================================
   Responsive (mobile)
   ========================================================== */
@media (max-width: 860px){
  .nav-links{display:none}
  .nav-actions{display:none}
  .hamburger{display:flex}
  .navbar{padding:12px 16px}
  .hero{padding:50px 18px 40px}
  .hero-logo{width:96px; height:96px}
  .hero-stats{grid-template-columns:repeat(3,1fr); gap:8px}
  .hero-stats b{font-size:18px}
  .hero-stats span{font-size:10px}
  .section{padding:48px 18px}
  .demo-info{grid-template-columns:1fr 1fr 1fr; font-size:12px}
  .demo-info b{font-size:13px}
  .demo-info .pool b{font-size:15px}
  .cell{font-size:40px; border-radius:10px}
  .footer-inner{flex-direction:column; gap:18px}
}
@media (max-width: 420px){
  .hero-title{font-size:30px}
  .hero-sub{font-size:15px}
  .hero-stats{grid-template-columns:1fr 1fr 1fr}
  .game-emoji{font-size:36px}
  .cell{font-size:34px}
  .brand-name{font-size:15px}
  .brand-logo{width:32px; height:32px}
}