html,body{margin:0;padding:0;background:#02070b;min-height:100%;font-family:Arial,"Noto Sans TC",sans-serif}a.page{display:block;width:100%;cursor:pointer}img.mockup{display:block;width:100%;height:auto;border:0}.missing{min-height:100vh;display:flex;align-items:center;justify-content:center;color:#fff;background:#03090d;text-align:center;cursor:pointer}.missing .box{border:1px solid #38434a;padding:48px 64px}.missing h1{font-size:42px;margin:0 0 14px}.missing p{color:#aab5bc;font-size:18px}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;z-index:99;color:white;text-align:center}.overlay h1{font-size:48px;margin:0 0 12px}.overlay p{font-size:18px;color:#b9c3c9}.login{display:inline-block;margin-top:24px;padding:18px 70px;background:#d80000;color:white;font-size:26px;font-weight:700;clip-path:polygon(4% 0,100% 0,96% 100%,0 100%)}

/* index video hero */
.index-page{background:#000;overflow:hidden}
.video-hero{position:relative;width:100%;aspect-ratio:16/9;background:#000;overflow:hidden}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:1}
.hero-overlay{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;display:block;z-index:2;pointer-events:none;user-select:none}
.index-rest{position:relative;z-index:3}

/* index-2 independent video version */
.index2-body{background:#000}
.sound-toggle{position:absolute;right:28px;bottom:28px;z-index:5;display:flex;align-items:center;gap:9px;padding:11px 16px;border:1px solid rgba(255,255,255,.55);border-radius:999px;background:rgba(0,0,0,.52);color:#fff;font-size:14px;line-height:1;cursor:pointer;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.sound-toggle:hover{background:rgba(0,0,0,.72)}
.sound-icon{font-size:18px}.sound-label{white-space:nowrap}
@media(max-width:768px){.sound-toggle{right:14px;bottom:14px;padding:9px 12px;font-size:12px}.sound-icon{font-size:16px}}

/* index-3 independent static layered version */
.index3-body{background:#000}
.static-hero{position:relative;width:100%;aspect-ratio:16/9;background:#000;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:1}