.teaching-bullets{display:grid;gap:12px;list-style:none;margin:24px 0;padding:0}.teaching-bullets li{border:1px solid #dcae622e;border-radius:18px;background:#e6b46708;padding:16px 20px;line-height:1.7}.teaching-bullets li:before{content:'✓';margin-right:14px;color:#d7b16d}.explain-gallery{margin:30px 0;padding:26px;background:#101720;border:1px solid #deb57032;border-radius:30px}.explain-gallery-title{display:flex;justify-content:space-between;gap:15px;margin-bottom:22px}.explain-gallery-title span{font-size:10px;letter-spacing:.15em;color:#dcb777}.explain-gallery-title b{font-size:13px;font-weight:500;color:#aeb9c5}.explain-gallery-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.explain-gallery figure{margin:0;background:#0a111a;border:1px solid #ffffff12;border-radius:24px;overflow:hidden}.explain-gallery figure>button{display:block;position:relative;width:100%;height:280px;padding:16px;border:0;border-radius:0;background:#fff;transform:none!important}.explain-gallery figure>button img{width:100%;height:100%;object-fit:contain}.explain-gallery figure>button>span{position:absolute;right:12px;bottom:10px;color:#111820;background:#e3b163d9;border-radius:50%;padding:4px 10px}.explain-gallery figcaption{padding:20px}.explain-gallery figcaption b{font-size:17px;line-height:1.5;color:#efd4aa}.explain-gallery figcaption p{font-size:14px;line-height:1.8;color:#b6c0ca}.explain-gallery a{font-size:12px}.image-detail-v12{width:min(1400px,94vw);max-height:94vh;background:#0d141e;border:1px solid #e0ad5b66;border-radius:28px;padding:25px;color:#efe3cd}.image-detail-v12 img{display:block;max-width:100%;max-height:72vh;object-fit:contain;background:#fff;margin:20px auto}.image-detail-v12::backdrop{background:#000c;backdrop-filter:blur(12px)}.required-video-card{background:#0d151e;border:1px solid #d8ad6270;border-radius:30px;padding:24px;margin:25px 0 140px}.required-video-heading>span{font-size:10px;letter-spacing:.18em;color:#e3b46a}.required-video-heading h3{font-size:25px;margin:12px 0}.required-video-heading p{font-size:15px;line-height:1.8;color:#b4bfcb}.required-video-card>.isk-video-shell{margin:20px 0}.required-video-card .isv-screen{max-height:44vh!important;min-height:200px}.required-video-card .isk-video-shell:fullscreen .isv-screen,.required-video-card .isk-video-shell.is-theater .isv-screen{max-height:none!important}.required-video-active .lesson-action-dock{visibility:visible!important;pointer-events:auto!important}.watch-status{padding:18px 22px;border:1px solid #e3b46a44;border-radius:23px;background:#e3b46a08}.watch-status>div:first-child{display:flex;align-items:center;justify-content:space-between}.watch-status b{font-size:14px;color:#cfb07d}.watch-status strong{font-size:24px;color:#edc781}.watch-track{height:5px;border-radius:10px;background:#303a47;margin:14px 0;overflow:hidden}.watch-track i{display:block;width:0;height:100%;background:linear-gradient(90deg,#e1af5d,#ff963f);transition:width .5s}.watch-status p{font-size:13px!important;margin:0;line-height:1.7}.watch-complete .watch-status{border-color:#a8c77c77}.video-learning-targets{font-size:14px;line-height:1.9}.video-source{font-size:12px!important;color:#81909e}.manufacturer-extra{margin:25px 0}.radio-trainer,.measure-trainer,.level-trainer{margin:28px 0;background:#111a25}.radio-face{max-width:380px;padding:30px;border:1px solid #6c7782;border-radius:30px;background:#222b35;margin:25px auto;position:relative}.radio-display{padding:20px;background:#ded9b2;color:#182325;font:600 19px/2 monospace;border-radius:10px;margin:15px 0}.radio-face button{margin:5px;background:#d7b06d;color:#121820;border-radius:13px}.radio-lamp{height:8px;width:35px;background:#74c671;border-radius:7px}.radio-trainer[data-tx="A"] .radio-lamp,.radio-trainer[data-tx="B"] .radio-lamp{background:#ff6545;box-shadow:0 0 20px #ff6545}.measure-trainer svg{width:100%;max-height:210px}.measure-trainer strong{display:block;font-size:44px;font-variant-numeric:tabular-nums;color:#e1bd83}.measure-trainer button,.level-trainer button{margin:5px;font-size:13px}.level-scene{height:220px;position:relative;border:1px solid #ffffff17;background:repeating-linear-gradient(0deg,transparent 0 35px,#ffffff08 35px 36px),repeating-linear-gradient(90deg,transparent 0 35px,#ffffff08 35px 36px);border-radius:24px;overflow:hidden;margin:20px 0}.level-device{position:absolute;left:25px;top:80px;background:#d5aa63;color:#101722;padding:15px;border-radius:14px;font-size:12px}.laser-horizontal{position:absolute;left:150px;right:15px;top:108px;height:2px;background:#a8e577;box-shadow:0 0 14px #a7e77d}.laser-vertical{position:absolute;left:65%;top:15px;bottom:15px;width:2px;background:#a8e577;box-shadow:0 0 14px #a7e77d}.level-trainer[data-mode="tilt"] .laser-horizontal,.level-trainer[data-mode="tilt"] .laser-vertical{background:#f6a852;animation:laser-warning 1s infinite}.level-trainer[data-mode="locked"] .laser-horizontal{transform:rotate(-10deg);transform-origin:left}.level-trainer[data-mode="locked"] .laser-vertical{transform:rotate(-10deg)}@keyframes laser-warning{50%{opacity:.1}}
@media(max-width:800px){.explain-gallery-grid{grid-template-columns:1fr}.explain-gallery{padding:18px}.explain-gallery-title{display:block}.explain-gallery-title b{display:block;margin-top:10px}.required-video-card{padding:14px}.required-video-heading h3{font-size:21px}}

body.isv-theater-active{overflow:hidden}.isv-theater-ancestor{transform:none!important;filter:none!important;perspective:none!important;contain:none!important;will-change:auto!important;overflow:visible!important;z-index:auto!important;position:static!important;opacity:1!important}