:root{color-scheme:dark;--bg:#050807;--bg2:#0a100e;--card:#101715;--panel:#111b18;--line:#263a33;--line-soft:#1a2722;--green:#22ea85;--green-bright:#3aff92;--green-deep:#07844c;--text:#f7f9f8;--muted:#aab5b0;--dim:#74867c;--gold:#f8cc55;--radius:14px;--shadow:0 14px 30px rgba(0,0,0,.22)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{background:#020403;scroll-behavior:smooth}
body{margin:0;color:var(--text);background:#020403;font-family:Inter,system-ui,-apple-system,"Segoe UI","Noto Sans Bengali",sans-serif;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--green);outline-offset:3px}
img{max-width:100%}h1,h2,h3,h4,p{margin-top:0}p{line-height:1.6}svg{flex-shrink:0}button[disabled]{opacity:.43;cursor:not-allowed}
#root{min-height:100vh}
.shell{min-height:100vh;max-width:480px;position:relative;margin:auto;background:linear-gradient(180deg,#020807 0%,#050807 32%,#060908 72%,#050706 100%);box-shadow:0 0 0 1px rgba(46,126,93,.2),0 10px 90px rgba(0,0,0,.7);padding-bottom:calc(81px + env(safe-area-inset-bottom))}
.main-content{min-height:64vh}
@media(min-width:600px){body{background:radial-gradient(ellipse at 50% 15%,#10241b,#020403 55%)}.shell{border-left:1px solid #174531;border-right:1px solid #174531}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}