/* ============ SHOWCASE TEMPLATE v3 ============ */
*{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%,#14081a 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;position:relative;transition:max-width .4s}
.wrap.wide{max-width:820px}
.ratio-btn{position:absolute;top:-6px;right:0;z-index:20;padding:6px 14px;border:1px solid rgba(0,255,65,.4);border-radius:20px;background:rgba(0,0,0,.6);color:#00ff41;font-family:'Consolas',monospace;font-size:11px;font-weight:700;cursor:pointer;transition:.2s}
.ratio-btn:hover{background:rgba(0,255,65,.2)}
.shimmer-title{font-size:2rem;font-weight:800;letter-spacing:1px;text-align:center;background:linear-gradient(90deg,#00ff41,#8c78ff,#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%}}

.device{width:100%;display:flex;flex-direction:column;align-items:center}
.frame{position:relative;width:100%;padding:12px;background:#15151b;border-radius:38px;box-shadow:0 0 0 2px rgba(0,255,65,.35),0 0 40px rgba(0,255,65,.15),0 30px 80px rgba(0,0,0,.7);transition:border-radius .4s,padding .4s}
.notch{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:86px;height:18px;background:#000;border:1px solid #1a1a22;border-top:none;border-radius:0 0 12px 12px;z-index:20;display:flex;align-items:center;justify-content:flex-end;padding-right:10px}
.notch::after{content:"";width:6px;height:6px;border-radius:50%;background:#123a2a;box-shadow:0 0 4px #00ff41}
.stand-neck,.stand-base{display:none}
.device.wide .frame{padding:10px;border-radius:16px}
.device.wide .notch{display:none}
.device.wide .stand-neck{display:block;width:70px;height:46px;background:linear-gradient(#2a2a30,#15151b)}
.device.wide .stand-base{display:block;width:230px;height:14px;background:linear-gradient(#3a3a40,#15151b);border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.6)}
.frame-inner{position:relative;background:#050508;border-radius:26px;overflow:hidden;height:calc(100vh - 170px);max-height:calc(94vw * 16 / 9);aspect-ratio:9/16;display:flex;flex-direction:column;margin:0 auto}
.device.wide .frame-inner{aspect-ratio:16/9;height:auto;max-height:70vh;border-radius:10px}

.stage{flex:0 0 50%;background:#000;display:flex;justify-content:center;align-items:center;padding:14px;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;width:100%;height:100%;display:grid;place-items:center;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:36%;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}

/* ============ INPUTS SHARED ============ */
.hi-in{width:100%;background:#0a0f0a;border:1px solid rgba(0,255,65,.35);border-radius:8px;padding:12px;color:#b8ffc9;font-family:'Consolas',monospace;font-size:13px;outline:none;transition:.2s}

/* 01 pattern lock */
.pl{display:flex;flex-direction:column;align-items:center;gap:10px}
.pl-grid{position:relative;width:160px;height:160px;touch-action:none;cursor:pointer}
.pl-grid i{position:absolute;width:14px;height:14px;margin:-7px;border-radius:50%;background:#152015;border:2px solid rgba(0,255,65,.5);transition:.15s}
.pl-grid i.on{background:#00ff41;box-shadow:0 0 12px #00ff41}
.pl-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.pl-svg polyline{fill:none;stroke:#00ff41;stroke-width:3;stroke-linecap:round;opacity:.8;filter:drop-shadow(0 0 4px #00ff41)}
.pl-status{font-size:9px;letter-spacing:2px;color:#3a7a3a;font-family:'Consolas',monospace}

/* 02 crt phosphor */
.crt{width:100%;max-width:260px}
.crt-box{position:relative;border-radius:10px;overflow:hidden;animation:crt-flick 4s infinite}
.crt-box::after{content:"";position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(transparent 0 2px,rgba(0,0,0,.25) 2px 4px)}
.crt-scan{position:absolute;left:0;right:0;height:14px;top:-14px;background:linear-gradient(transparent,rgba(0,255,65,.15),transparent);animation:crt-scan 2.4s linear infinite;pointer-events:none;z-index:2}
@keyframes crt-scan{to{top:100%}}
@keyframes crt-flick{0%,91%,94%,100%{opacity:1}92%{opacity:.85}}
.crt-in{color:transparent;caret-color:#7dff9b;border-radius:10px;background:#050a05}
.crt-in::placeholder{color:#2a5a2a}
.crt-mirror{position:absolute;inset:0;padding:12px;font-family:'Consolas',monospace;font-size:13px;pointer-events:none;white-space:pre;overflow:hidden}
.crt-hint{font-size:9px;color:#3a7a3a;margin-top:6px;letter-spacing:1px;font-family:'Consolas',monospace}

/* 03 black hole */
.bh{position:relative;width:100%;max-width:260px;padding-top:64px}
.bh-hole{position:absolute;top:0;left:50%;transform:translateX(-50%);width:52px;height:52px;border-radius:50%;background:radial-gradient(#000 30%,#0a0f0a 60%);box-shadow:0 0 0 3px rgba(140,120,255,.4),0 0 24px rgba(140,120,255,.5)}
.bh-hole::before{content:"";position:absolute;inset:-6px;border-radius:50%;background:conic-gradient(#8c78ff,transparent 60%);animation:bh-spin 1.6s linear infinite;filter:blur(2px);z-index:-1}
@keyframes bh-spin{to{transform:rotate(360deg)}}
.bh-ch{position:absolute;font-family:'Consolas',monospace;color:#b9a5ff;font-size:12px;pointer-events:none;transition:transform .5s ease-in,opacity .5s}
.bh-count{font-size:9px;color:#5a4a8a;letter-spacing:2px;margin-top:8px;font-family:'Consolas',monospace}
.bh-count b{color:#8c78ff}

/* 04 hex dump */
.hx{width:100%;max-width:260px}
.hx-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;margin-top:8px}
.hx-grid span{font-family:'Consolas',monospace;font-size:9px;text-align:center;padding:4px 0;background:#0a0f0a;border:1px solid rgba(0,255,65,.15);border-radius:4px;color:#2a6a2a}
.hx-grid span.on{color:#7dff9b;border-color:rgba(0,255,65,.4)}
.hx-grid span.new{color:#00ff41;border-color:#00ff41;box-shadow:0 0 8px rgba(0,255,65,.4);animation:hx-blink .4s steps(2) infinite}
@keyframes hx-blink{50%{opacity:.5}}

/* 05 time-lock */
.tl2{width:100%;max-width:260px;display:flex;flex-direction:column;align-items:center;gap:10px}
.tl2-ring{width:70px;height:70px;border-radius:50%;background:conic-gradient(#00e5ff 0%,#222 0);display:grid;place-items:center}
.tl2-ring span{width:52px;height:52px;border-radius:50%;background:#0a0f12;display:grid;place-items:center;color:#00e5ff;font-family:'Consolas',monospace;font-size:20px}
.tl2-ring.done{background:conic-gradient(#00ff41 100%,#222 0)}
.tl2-ring.done span{color:#00ff41}
.tl2-in:disabled{opacity:.5}
.tl2-in.unlocked{border-color:#00ff41;box-shadow:0 0 16px rgba(0,255,65,.3);opacity:1;animation:tl2-gl .3s steps(2) 3}
@keyframes tl2-gl{50%{transform:translateX(2px)}}
.tl2-status{font-size:9px;letter-spacing:2px;color:#3a6a7a;font-family:'Consolas',monospace}

/* mobile */
@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}
  .arrow,.frame-inner:hover .arrow{opacity:.7}
}

.demo-banner{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#00ff41 0%,#8c78ff 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;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(140,120,255,.4)}}
@media (max-width:480px){.demo-banner{font-size:13px;padding:12px 22px;bottom:12px}}