:root{--bni-red:#cf2030;--bni-red-shade:#a11926;--dark-grey:#64666a;--dark-grey-tint:#8a8c90;--sterling-grey:#c8c8c8;--sterling-grey-shade:#a8a8a8;--white:#fff}*{box-sizing:border-box}body{color:#222;-webkit-font-smoothing:antialiased;background:#eee;margin:0;font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif}h1,h2,h3,.serif{font-family:Noto Serif TC,Source Han Serif TC,serif}h2{margin:28px 0 14px;font-size:22px;font-weight:700}.bni-header{background:var(--white);border-bottom:1px solid #e5e5e5;height:170px;position:relative;overflow:hidden}.bni-header .logo{color:var(--bni-red);text-align:center;font-size:34px;font-weight:900;position:absolute;top:22px;left:50%;transform:translate(-50%)}.bni-header .logo small{color:var(--dark-grey);letter-spacing:2px;font-size:13px;font-weight:700;display:block}.bni-header .title{text-align:center;width:100%;margin:0;font-family:Noto Serif TC,Source Han Serif TC,serif;font-size:24px;font-weight:700;position:absolute;top:82px;left:50%;transform:translate(-50%)}.bni-header .subtitle{width:100%;color:var(--dark-grey);text-align:center;font-size:15px;position:absolute;top:126px;left:50%;transform:translate(-50%)}.bni-header svg{width:55%;height:100%;position:absolute;bottom:-2px;right:-2px}.promo-body{max-width:1200px;margin:0 auto;padding:32px 32px 60px}.hero-banner{background:linear-gradient(135deg, var(--bni-red), var(--bni-red-shade));color:var(--white);text-align:center;border-radius:14px;margin:24px 0 20px;padding:28px 24px;position:relative;overflow:hidden}.hero-banner .badge{background:#fff3;border-radius:999px;margin-bottom:12px;padding:4px 12px;font-size:12px;display:inline-block}.hero-banner h1{margin:0 0 10px;font-family:Noto Serif TC,Source Han Serif TC,serif;font-size:24px}.hero-banner p{opacity:.9;margin:0;font-size:14px}.video-slot{background:var(--white);border:1px solid var(--sterling-grey);height:240px;color:var(--dark-grey);text-align:center;border-radius:10px;flex-direction:column;margin-bottom:28px;padding:0;font-size:15px;display:flex;overflow:hidden}.promo-scene-img{object-fit:cover;width:100%;height:200px;display:block}.video-slot-note{color:var(--dark-grey);margin:0;padding:8px 12px 10px;font-size:12px}.intro-lead{color:#333;margin:4px 0 28px;font-size:16px;line-height:2}.intro-lead b{color:var(--bni-red)}.mascot-family{flex-wrap:wrap;justify-content:center;gap:28px;margin:8px 0 28px;display:flex}.mascot-family figure{text-align:center;margin:0}.mascot-family img{object-fit:contain;width:96px;height:96px}.mascot-family figcaption{color:var(--dark-grey);margin-top:6px;font-size:12px}.intro-grid{grid-template-columns:1fr 1fr;gap:18px;margin-bottom:28px;display:grid}@media (width<=768px){.intro-grid{grid-template-columns:1fr}}.intro-card{background:var(--white);border:1px solid #e5e5e5;border-left:4px solid var(--bni-red);border-radius:8px;padding:20px}.intro-card .tag{color:var(--white);background:var(--dark-grey);border-radius:999px;margin-bottom:10px;padding:3px 10px;font-size:12px;display:inline-block}.intro-card h3{margin:0 0 8px;font-size:18px}.intro-card p{color:var(--dark-grey);margin:0;font-size:14px;line-height:1.8}.timeline{margin:0 0 28px;padding:0;list-style:none}.timeline li{border-bottom:1px dashed #e0e0e0;gap:16px;padding:14px 0;font-size:15px;display:flex}.timeline li .step{background:var(--bni-red);height:36px;color:var(--white);border-radius:50%;flex:0 0 36px;justify-content:center;align-items:center;font-size:15px;font-weight:700;display:flex}.timeline li .txt b{margin-bottom:3px;font-size:16px;display:block}.timeline li .txt span{color:var(--dark-grey);font-size:14px}.wow-grid{grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:28px;display:grid}.wow-card{background:var(--white);border:1px solid #e5e5e5;border-radius:10px;flex-direction:column;display:flex;overflow:hidden}.wow-card .icon-box{aspect-ratio:1;background:var(--white);border-bottom:2px solid var(--sterling-grey);text-align:center;color:var(--dark-grey);justify-content:center;align-items:center;padding:14px;font-size:12px;line-height:1.6;display:flex}.wow-card .icon-box[data-illustration]{padding:0;overflow:hidden}.wow-card .icon-box img{object-fit:contain;width:88%;height:88%}.wow-card .icon-box[data-illustration] img{object-fit:cover;width:100%;height:100%}.wow-card .wow-body{text-align:center;padding:12px 14px}.wow-card h3{color:var(--bni-red);margin:0 0 6px;font-size:15px}.wow-card p{color:var(--dark-grey);margin:0;font-size:12px;line-height:1.5}.img-slot{background:var(--white);border:1px solid var(--sterling-grey);color:var(--dark-grey);text-align:center;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:10px;height:220px;margin:20px 0 28px;padding:18px;font-size:13px;display:flex}.host-stage-illustration{border:1px solid var(--sterling-grey);background:var(--white);width:min(100%,720px);height:174px;box-shadow:0 0 22px var(--sterling-grey);border-radius:10px;justify-content:center;align-items:flex-end;display:flex;position:relative;overflow:hidden}.host-stage-img{object-fit:cover;object-position:center 35%;width:100%;height:100%;display:block}.img-slot-note{color:var(--dark-grey);margin:0;font-size:12px}.prize-hint{color:var(--dark-grey);margin:4px 0 20px;font-size:14px}.prize-grid{grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:28px;display:grid}@media (width<=900px){.wow-grid,.prize-grid{grid-template-columns:repeat(2,1fr)!important}}.prize-card{background:var(--white);border:1px solid #e5e5e5;border-radius:12px;overflow:hidden}.prize-card .rank-bar{color:var(--white);align-items:center;gap:10px;padding:14px 16px;display:flex}.prize-card .rank-bar .medal{font-size:26px}.prize-card .rank-bar b{font-family:Noto Serif TC,Source Han Serif TC,serif;font-size:16px}.prize-card.rank-1 .rank-bar{background:linear-gradient(135deg, var(--bni-red), var(--bni-red-shade))}.prize-card.rank-2 .rank-bar{background:var(--dark-grey)}.prize-card.rank-3 .rank-bar{background:var(--dark-grey-tint)}.prize-card.rank-4 .rank-bar,.prize-card.rank-5 .rank-bar{background:var(--sterling-grey-shade);color:#333}.prize-card .prize-img{aspect-ratio:1;background:var(--white);border-bottom:2px solid var(--sterling-grey);text-align:center;color:var(--dark-grey);justify-content:center;align-items:center;padding:12px;font-size:12px;line-height:1.6;display:flex}.prize-card.rank-1{--prize-primary:var(--bni-red);--prize-secondary:var(--bni-red-shade);--prize-detail:var(--white);--prize-outline:var(--dark-grey)}.prize-card.rank-2{--prize-primary:var(--dark-grey);--prize-secondary:var(--dark-grey-tint);--prize-detail:var(--white);--prize-outline:var(--dark-grey)}.prize-card.rank-3{--prize-primary:var(--dark-grey-tint);--prize-secondary:var(--sterling-grey-shade);--prize-detail:var(--white);--prize-outline:var(--dark-grey)}.prize-card.rank-4{--prize-primary:var(--sterling-grey-shade);--prize-secondary:var(--sterling-grey);--prize-detail:var(--white);--prize-outline:var(--dark-grey)}.prize-card.rank-5{--prize-primary:var(--sterling-grey);--prize-secondary:var(--sterling-grey-shade);--prize-detail:var(--white);--prize-outline:var(--dark-grey)}.prize-svg{aspect-ratio:4/3;width:88%;max-width:180px;height:auto;display:block}.prize-svg .prize-primary{fill:var(--prize-primary)}.prize-svg .prize-secondary{fill:var(--prize-secondary)}.prize-svg .prize-detail{fill:var(--prize-detail)}.prize-svg .prize-line{fill:none;stroke:var(--prize-outline);stroke-linecap:round;stroke-width:4px}.prize-card .prize-body{padding:12px 14px}.prize-card .prize-body .items{color:#333;min-height:48px;margin-bottom:8px;font-size:12px;line-height:1.6}.prize-card .prize-amount{color:var(--dark-grey);border-top:1px dashed #e5e5e5;justify-content:space-between;padding-top:8px;font-size:13px;display:flex}.prize-card .prize-amount b{color:var(--bni-red);font-size:16px}.form-card{background:var(--white);border:1px solid #e5e5e5;border-radius:10px;margin-top:24px;padding:24px}.field{margin-bottom:16px}.field label{color:var(--dark-grey);margin-bottom:5px;font-size:13px;display:block}.field select,.field input{border:1px solid var(--sterling-grey);color:#222;background:#fafafa;border-radius:6px;width:100%;padding:10px 12px;font-family:inherit;font-size:14px}.field select:focus,.field input:focus{border-color:var(--bni-red);outline:none}.radio-row{flex-wrap:wrap;gap:16px;font-size:13px;display:flex}.sponsor-toggle{color:var(--dark-grey);cursor:pointer;align-items:center;gap:8px;margin-bottom:12px;font-size:13px;display:flex}.sponsor-detail{margin:0 0 16px;display:none}.sponsor-detail.show{display:block}.sponsor-detail textarea{border:1px solid var(--sterling-grey);resize:vertical;color:#222;background:#fafafa;border-radius:6px;width:100%;min-height:56px;padding:10px 12px;font-family:inherit;font-size:14px}.sponsor-detail .hint{color:var(--dark-grey);margin-top:4px;font-size:12px}.progress-bar{background:var(--sterling-grey);border-radius:999px;height:12px;overflow:hidden}.progress-bar span{background:var(--bni-red);width:0%;height:100%;display:block}.progress-label{color:var(--dark-grey);justify-content:space-between;margin-top:6px;font-size:12px;display:flex}.btn{text-align:center;cursor:pointer;border:none;border-radius:8px;width:100%;padding:14px;font-family:inherit;font-size:15px;font-weight:700;transition:background .2s;display:block}.btn-primary{background:var(--bni-red);color:var(--white);margin-top:16px}.btn-primary:hover{background:var(--bni-red-shade)}.center-screen{background:var(--white);justify-content:center;align-items:center;min-height:calc(100vh - 170px);padding:24px;display:flex}.center-card{text-align:center;max-width:400px;padding:32px}.spinner{border:4px solid var(--sterling-grey);border-top-color:var(--bni-red);border-radius:50%;width:48px;height:48px;margin:0 auto 20px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.success-icon{background:var(--bni-red);width:64px;height:64px;color:var(--white);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 16px;font-size:32px;display:flex}.hidden{display:none!important}