/* ============ BASE LAYOUT ============ */
*{box-sizing:border-box;margin:0;padding:0}
body{
  min-height:100vh;
  background:radial-gradient(ellipse at 30% 20%,#0a1a0a 0%,transparent 60%),
             radial-gradient(ellipse at 70% 80%,#1a0a1a 0%,transparent 60%),#0a0a0f;
  font-family:'Segoe UI',sans-serif;display:grid;place-items:center;padding:20px;overflow:hidden;
}
.wrap{width:100%;max-width:460px;display:flex;flex-direction:column;align-items:center;gap:18px}
.shimmer-title{
  font-size:2rem;font-weight:800;letter-spacing:1px;text-align:center;
  background:linear-gradient(90deg,#00ff41,#00e5ff,#00ff41);
  background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 7s ease-in-out infinite;filter:drop-shadow(0 4px 12px rgba(0,0,0,.6));
}
@keyframes shimmer{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.frame{
  position:relative;padding:2px;border-radius:14px;
  background:linear-gradient(135deg,#00ff41,#00e5ff,#00ff41);
  background-size:400% 400%;animation:shimmer 8s ease-in-out infinite;
  box-shadow:0 30px 80px rgba(0,0,0,.7),0 0 40px rgba(0,255,65,.2);
}
.frame-inner{
  position:relative;background:#050508;border-radius:12px;overflow:hidden;
  height:calc(100vh - 150px);max-height:calc(94vw * 16 / 9);aspect-ratio:9/16;display:flex;flex-direction:column;
}
.stage{flex:0 0 42%;background:#000;display:grid;place-items:center;position:relative;overflow:hidden}
.stage::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(0,255,65,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,255,65,.05) 1px,transparent 1px);
  background-size:28px 28px;pointer-events:none;
}
.btn-wrap{position:relative;z-index:2;opacity:0;transform:translateY(10px);transition:opacity .6s,transform .6s}
.btn-wrap.show{opacity:1;transform:translateY(0)}
.divider{height:2px;background:linear-gradient(90deg,transparent,rgba(0,255,65,.3),transparent);flex-shrink:0}
.code-area{flex:1;background:#0a0f0a;position:relative;overflow:hidden;padding:14px 16px}
.code-inner{
  font-family:'Consolas','Courier New',monospace;font-size:.82rem;line-height:1.5;
  color:#b8ffc9;white-space:pre-wrap;word-break:break-word;height:100%;overflow:hidden;
}
.code-inner .kw{color:#00e5ff}.code-inner .str{color:#f1fa8c}.code-inner .num{color:#00ff41}
.code-inner .cmt{color:#3a7a3a;font-style:italic}.code-inner .fn{color:#00ff41}.code-inner .prop{color:#00e5ff}
.cursor{display:inline-block;width:8px;height:1em;background:#00ff41;vertical-align:-2px;margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.arrow{
  position:absolute;top:21%;transform:translateY(-50%);width:36px;height:36px;
  border:1px solid rgba(0,255,65,.3);background:rgba(0,0,0,.6);color:#00ff41;
  font-size:1.3rem;border-radius:50%;cursor:pointer;z-index:10;opacity:0;
  transition:opacity .25s,background .25s,transform .25s;backdrop-filter:blur(6px);
}
.frame-inner:hover .arrow{opacity:1}
.arrow:hover{background:rgba(0,255,65,.3);transform:translateY(-50%) scale(1.1)}
.arrow.left{left:10px}.arrow.right{right:10px}
.brand{position:absolute;bottom:10px;right:14px;font-size:11px;font-weight:800;letter-spacing:3px;color:rgba(0,255,65,.3);z-index:5}

/* ============ 01 MATRIX DECODE ============ */
.btn-matrix{position:relative;width:190px;height:57px;border:1px solid #00ff41;background:#000;color:#00ff41;font-family:'Consolas',monospace;font-size:13px;letter-spacing:3px;font-weight:700;cursor:pointer;border-radius:14px;box-shadow:0 0 18px rgba(0,255,65,.25),inset 0 0 12px rgba(0,255,65,.08);text-shadow:0 0 8px rgba(0,255,65,.7);overflow:hidden;transition:.2s}
.btn-matrix:hover{box-shadow:0 0 28px rgba(0,255,65,.45)}
.btn-matrix::after{content:"";position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,255,65,.15),transparent);animation:mx-sheen 3s linear infinite}
@keyframes mx-sheen{to{left:100%}}

/* ============ 02 GLITCH BREACH ============ */
.btn-glitch{position:relative;width:190px;height:57px;border:none;border-radius:14px;background:#111;color:#ff2244;font-family:'Consolas',monospace;font-weight:700;font-size:13px;letter-spacing:3px;cursor:pointer;box-shadow:0 0 0 1px #333,0 8px 20px rgba(0,0,0,.6)}
.btn-glitch::before,.btn-glitch::after{content:attr(data-text);position:absolute;inset:0;display:grid;place-items:center;border-radius:14px;opacity:0;pointer-events:none}
.btn-glitch.hack{animation:gl-shake .3s steps(2) infinite}
.btn-glitch.hack::before{opacity:.8;color:#00e5ff;animation:gl-a .3s steps(2) infinite}
.btn-glitch.hack::after{opacity:.8;color:#ff00ff;animation:gl-b .25s steps(2) infinite}
@keyframes gl-shake{25%{transform:translate(2px,-1px)}75%{transform:translate(-2px,1px)}}
@keyframes gl-a{0%{clip-path:inset(10% 0 60% 0);transform:translate(-3px,-2px)}50%{clip-path:inset(40% 0 20% 0);transform:translate(3px,1px)}100%{clip-path:inset(70% 0 5% 0);transform:translate(-2px,2px)}}
@keyframes gl-b{0%{clip-path:inset(60% 0 10% 0);transform:translate(3px,2px)}50%{clip-path:inset(20% 0 50% 0);transform:translate(-3px,-1px)}100%{clip-path:inset(5% 0 70% 0);transform:translate(2px,-2px)}}
.btn-glitch.granted{color:#00ff41;box-shadow:0 0 0 1px #00ff41,0 0 25px rgba(0,255,65,.5);text-shadow:0 0 10px rgba(0,255,65,.8)}

/* ============ 03 TERMINAL HACK ============ */
.btn-term{position:relative;width:230px;height:70px;border-radius:12px;background:#0a0f0a;border:1px solid #1e3a1e;font-family:'Consolas',monospace;color:#00ff41;font-size:11px;text-align:left;padding:10px 12px;cursor:pointer;box-shadow:0 8px 20px rgba(0,0,0,.6);overflow:hidden;display:flex;flex-direction:column;gap:6px}
.t-dots{display:flex;gap:5px}
.t-dots i{width:8px;height:8px;border-radius:50%}
.t-dots i:nth-child(1){background:#ff5f56}.t-dots i:nth-child(2){background:#ffbd2e}.t-dots i:nth-child(3){background:#27c93f}
.t-line{white-space:nowrap;overflow:hidden}
.cursor2{display:inline-block;width:7px;height:12px;background:#00ff41;vertical-align:-2px;animation:blink 1s steps(1) infinite}

/* ============ 04 LASER SCAN ============ */
.btn-scan{position:relative;width:190px;height:57px;border-radius:14px;border:1px solid #00e5ff;background:rgba(0,229,255,.06);color:#00e5ff;font-family:'Consolas',monospace;font-weight:700;letter-spacing:2px;font-size:12px;cursor:pointer;overflow:hidden;box-shadow:0 0 18px rgba(0,229,255,.2)}
.btn-scan .laser{position:absolute;left:0;top:-2px;height:2px;width:100%;background:linear-gradient(90deg,transparent,#00e5ff,transparent);box-shadow:0 0 12px #00e5ff;opacity:0}
.btn-scan.scanning .laser{opacity:1;animation:sc-sweep 1s linear infinite}
@keyframes sc-sweep{from{top:0}to{top:100%}}
.btn-scan.unlocked{color:#00ff41;border-color:#00ff41;box-shadow:0 0 25px rgba(0,255,65,.5);text-shadow:0 0 10px rgba(0,255,65,.8)}

/* ============ 05 VIRUS ============ */
.btn-virus{position:relative;width:190px;height:57px;border-radius:14px;border:1px solid #333;background:linear-gradient(135deg,#1a1a2e,#16213e);color:#e0e6f0;font-family:'Consolas',monospace;font-weight:700;letter-spacing:3px;font-size:13px;cursor:pointer;overflow:hidden}
.btn-virus .inf{position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(0,255,65,.18) 0 2px,transparent 2px 4px);opacity:0;transition:.3s;pointer-events:none}
.btn-virus.infected{animation:vr-flick .12s steps(2) infinite;color:#00ff41;border-color:#00ff41;text-shadow:0 0 10px rgba(0,255,65,.8)}
.btn-virus.infected .inf{opacity:1}
@keyframes vr-flick{50%{filter:brightness(1.7) hue-rotate(30deg)}}

@media (max-width:480px){
  body{padding:10px}.wrap{max-width:100%;gap:12px}
  .shimmer-title{font-size:1.5rem}.code-inner{font-size:.75rem}
  .arrow{width:32px;height:32px;font-size:1.1rem}
  .frame-inner:hover .arrow,.arrow{opacity:.7}
}

/* === DEMO BANNER === */
.demo-banner{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#00ff41 0%,#00e5ff 100%);color:#000;padding:14px 28px;border-radius:60px;font-weight:800;font-size:15px;text-decoration:none;z-index:9999;box-shadow:0 10px 30px rgba(0,255,65,.4);white-space:nowrap;transition:all .25s ease;letter-spacing:.3px;font-family:'Segoe UI',sans-serif;animation:demoBannerPulse 2.5s ease-in-out infinite}
.demo-banner:hover{transform:translateX(-50%) translateY(-3px) scale(1.05)}
@keyframes demoBannerPulse{0%,100%{box-shadow:0 10px 30px rgba(0,255,65,.4)}50%{box-shadow:0 10px 30px rgba(0,255,65,.65),0 0 25px rgba(0,229,255,.4)}}
@media (max-width:480px){.demo-banner{font-size:13px;padding:12px 22px;bottom:12px}}