/* ============ 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%,#1a0a0a 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,#ff6b3b,#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 62%;background:#000;display:flex;justify-content:center;align-items:center;padding:16px;position:relative;overflow:hidden}
.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}

/* ============ FORMS BASE ============ */
.aw2{position:relative;width:100%;max-width:270px}
.hf2{position:relative;z-index:1;width:100%;background:#0b0e11;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:16px;font-family:'Consolas',monospace;color:#dfe8ee;overflow:hidden}
.hf2-title{display:block;font-size:11px;letter-spacing:3px;margin-bottom:10px}
.hf2-title.g{color:#00ff41;text-shadow:0 0 8px rgba(0,255,65,.5)}
.hf2-title.v{color:#8c78ff;text-shadow:0 0 8px rgba(140,120,255,.5)}
.hf2-title.r{color:#ff6b3b;text-shadow:0 0 8px rgba(255,107,59,.5)}
.hf2-title.y{color:#ffd166;text-shadow:0 0 8px rgba(255,209,102,.5)}
.hf2-in{width:100%;background:rgba(5,8,10,.85);border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:10px;color:#e6f7ff;font-family:'Consolas',monospace;font-size:12px;outline:none;margin-bottom:8px;transition:.25s}
.hf2-btn{width:100%;position:relative;overflow:hidden;padding:10px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);border-radius:8px;font-family:inherit;font-size:11px;letter-spacing:2px;cursor:pointer;transition:.25s;color:#dfe8ee}
.hf2-btn.ok{background:rgba(0,255,65,.2);border-color:#00ff41;color:#00ff41}
.mk-box{position:relative}
.mk-box .mk-in{color:transparent}
.mk-mir{position:absolute;inset:0;padding:10px;font-family:'Consolas',monospace;font-size:12px;pointer-events:none;white-space:pre;overflow:hidden}

/* ============ AURA 1: CODE RAIN ============ */
.aura-rain{position:absolute;inset:-14px;border-radius:18px;overflow:hidden;opacity:.55;filter:blur(.5px)}
.aura-rain i{position:absolute;top:-160%;font-style:normal;font-size:10px;line-height:1.5;color:#00ff41;white-space:pre;animation:ax-fall linear infinite;text-shadow:0 0 6px #00ff41}
@keyframes ax-fall{to{top:160%}}
.f1 .hf2-in:focus{border-color:#00ff41;box-shadow:0 0 12px rgba(0,255,65,.25)}
.f1 .mk-in{caret-color:#00ff41}
.f1 .mk-mir{color:#7dff9b}
.f1 .hf2-btn{border-color:rgba(0,255,65,.4);color:#00ff41}

/* ============ AURA 2: MAGNETIC WAVES ============ */
.aura-mag i{position:absolute;inset:-4px;border:2px solid rgba(140,120,255,.6);border-radius:18px;animation:mg-pulse 2.4s ease-out infinite;opacity:0}
.aura-mag i:nth-child(2){animation-delay:.8s}
.aura-mag i:nth-child(3){animation-delay:1.6s}
@keyframes mg-pulse{0%{opacity:.9;transform:scale(1)}100%{opacity:0;transform:scale(1.3)}}
.f2 .hf2-in:focus{border-color:#8c78ff;box-shadow:0 0 12px rgba(140,120,255,.25)}
.f2 .mk-in{caret-color:#8c78ff}
.f2 .mk-mir{color:#b9a5ff}
.f2 .hf2-btn{border-color:rgba(140,120,255,.4);color:#8c78ff}

/* ============ AURA 3: FIRE ============ */
.aura-fire{position:absolute;inset:-10px;border-radius:18px;overflow:hidden;filter:blur(6px);opacity:.85}
.aura-fire i{position:absolute;bottom:-24px;width:26px;height:44px;border-radius:50%;background:radial-gradient(#ffd166,#ff6b3b 60%,transparent 72%);animation:fire-up 1.2s ease-in infinite}
.aura-fire i:nth-child(1){left:4%}.aura-fire i:nth-child(2){left:20%;animation-delay:.3s}
.aura-fire i:nth-child(3){left:38%;animation-delay:.6s}.aura-fire i:nth-child(4){left:56%;animation-delay:.15s}
.aura-fire i:nth-child(5){left:74%;animation-delay:.45s}.aura-fire i:nth-child(6){left:90%;animation-delay:.75s}
@keyframes fire-up{0%{transform:translateY(12px) scale(1);opacity:.95}100%{transform:translateY(-150px) scale(.35);opacity:0}}
.f3 .hf2-in:focus{border-color:#ff6b3b;box-shadow:0 0 12px rgba(255,107,59,.25)}
.f3-log{min-height:70px;background:rgba(5,8,10,.85);border:1px solid rgba(255,107,59,.25);border-radius:8px;padding:8px;font-size:9px;line-height:1.7;color:#ffaa88;margin-bottom:8px;overflow:hidden}
.f3-log .ok-line{color:#00ff41}
.f3 .hf2-btn{border-color:rgba(255,107,59,.4);color:#ff6b3b}

/* ============ AURA 4: ORBIT SPARKS ============ */
.aura-orb{position:absolute;inset:-18px;animation:orb-rot 6s linear infinite}
.aura-orb.rev{animation:orb-rot 4s linear infinite reverse;inset:-10px}
.aura-orb i{position:absolute;width:7px;height:7px;border-radius:50%;background:#ffd166;box-shadow:0 0 12px #ffd166}
.aura-orb i:nth-child(1){top:0;left:50%}
.aura-orb i:nth-child(2){bottom:6%;left:10%;background:#ff6b3b;box-shadow:0 0 12px #ff6b3b}
.aura-orb i:nth-child(3){top:40%;right:0}
@keyframes orb-rot{to{transform:rotate(360deg)}}
.f4 .hf2-in:focus{border-color:#ffd166;box-shadow:0 0 12px rgba(255,209,102,.25)}
.f4 .hf2-btn{border-color:rgba(255,209,102,.4);color:#ffd166}
.f4-shut{position:absolute;left:0;right:0;height:0;background:repeating-linear-gradient(45deg,#ffd166 0 10px,#111 10px 20px);transition:height .5s;z-index:2}
.f4-top{top:0}.f4-bot{bottom:0}
.f4.sealed .f4-shut{height:50%}
.f4-seal{position:absolute;inset:0;display:grid;place-items:center;z-index:3;font-weight:800;letter-spacing:2px;color:#ffd166;background:rgba(0,0,0,.6);opacity:0;pointer-events:none;transition:.3s .4s;font-size:13px}
.f4.sealed .f4-seal{opacity:1}

/* ============ AURA 5: NINJA SCENE ============ */
.aura-nj{position:absolute;inset:-16px;border-radius:18px;overflow:hidden;background:radial-gradient(circle at 80% 10%,rgba(180,220,255,.14),transparent 40%)}
.aura-nj::before{content:"";position:absolute;top:6%;right:8%;width:22px;height:22px;border-radius:50%;background:#dfe8ff;box-shadow:0 0 18px rgba(220,235,255,.7)}
.nj{position:absolute;left:-8px;bottom:-4px;font-size:22px;opacity:0;z-index:3;filter:drop-shadow(0 0 6px rgba(0,255,65,.6))}
.f5n.go .nj{animation:nj-run 3.4s ease-in forwards}
@keyframes nj-run{
  0%{opacity:0;transform:translate(0,0)}
  8%{opacity:1;transform:translate(0,0)}
  30%{transform:translate(6px,-118px)}
  42%{transform:translate(50px,-126px) rotate(8deg)}
  55%{transform:translate(130px,-124px)}
  66%{transform:translate(200px,-8px) rotate(-12deg)}
  82%{transform:translate(250px,0) skewX(-16deg)}
  100%{opacity:0;transform:translate(320px,0) skewX(-16deg)}
}
.f5n .hf2-in:focus{border-color:#00ff41;box-shadow:0 0 12px rgba(0,255,65,.25)}
.f5n .hf2-btn{border-color:rgba(0,255,65,.4);color:#00ff41}
.nj-status{font-size:9px;letter-spacing:1px;color:#3a7a3a;margin-top:8px;text-align:center}

/* 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%,#ff6b3b 100%);color:#001008;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(255,107,59,.4)}}
@media (max-width:480px){.demo-banner{font-size:13px;padding:12px 22px;bottom:12px}}