.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.bg-container{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;overflow:hidden}.bg-image{width:100%;height:100%;object-fit:cover;filter:blur(40px) brightness(1.05);transform:scale(1.1)}.bg-overlay{position:absolute;inset:0;background:#ffffff73;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);z-index:1}@media(prefers-color-scheme:dark){.bg-overlay{background:#0a0a0f4d;backdrop-filter:blur(10px) brightness(60%)}.bg-image{filter:blur(30px) brightness(.65)}}.post-page{min-height:100vh;padding-bottom:4rem;position:relative;max-width:1200px;margin:0 auto}.full-height-player{display:none}@media(orientation:landscape)and (min-width:1024px){.post-page.has-video-layout{--video-w: 56.25vh ;padding-left:var(--video-w)!important;max-width:none!important;margin:0!important;width:100%!important;box-sizing:border-box}.full-height-player{display:block;position:fixed;top:0;left:0;width:56.25vh;height:100vh;z-index:1000;background:#000;overflow:hidden;box-shadow:10px 0 30px #0000004d}.bg-container{left:var(--video-w)!important;width:calc(100vw - var(--video-w))!important}}.language-selector-wrapper{position:fixed;top:1.5rem;right:1.5rem;z-index:1000}@media(max-width:768px){.language-selector-wrapper{top:1rem;right:1rem}}.header-section{max-width:1200px;margin:6rem auto 2rem;padding:0 1.5rem;text-align:center}.meta{margin-bottom:2rem;display:flex;justify-content:space-between;align-items:center}.back-link{display:inline-flex;align-items:center;gap:.5rem;color:var(--primary);text-decoration:none;font-weight:700;transition:transform .2s;font-size:1.1rem}.back-link:hover{transform:translate(-4px)}.date{font-size:1rem;color:var(--muted-foreground);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.post-title{font-size:3rem;font-weight:800;color:var(--foreground);line-height:1.2;margin:0}@media(max-width:768px){.post-title{font-size:2.25rem}.header-section{margin-top:5rem}}.post-content{max-width:1200px;margin:0 auto;padding:0 1.5rem}.main-image-box{position:relative;width:100%;aspect-ratio:16/9;border-radius:24px;border:1px solid rgba(255,255,255,.6);box-shadow:0 12px 40px #0000001a;margin-bottom:2.5rem;overflow:hidden;background:#fff3}@media(prefers-color-scheme:dark){.main-image-box{border-color:#ffffff1a;background:#0003}}.main-image{width:100%;height:100%;object-fit:cover}.caption-box{text-align:center;font-size:1.35rem;color:var(--foreground);line-height:1.8;margin-bottom:4rem;max-width:900px;margin-left:auto;margin-right:auto}@media(max-width:768px){.caption-box{font-size:1.1rem;margin-bottom:2.5rem}}.vocabulary-box{margin-top:4rem;max-width:1200px;margin-left:auto;margin-right:auto}.words-grid{column-count:3;column-gap:1.5rem}@media(max-width:1024px){.words-grid{column-count:2}}@media(max-width:600px){.words-grid{column-count:1}}.word-card{break-inside:avoid;margin-bottom:1.5rem;background:#ffffff59;backdrop-filter:blur(25px) saturate(180%);-webkit-backdrop-filter:blur(25px) saturate(180%);border-radius:24px;overflow:hidden;box-shadow:0 8px 32px #0000000d;transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;border:1px solid rgba(255,255,255,.6);display:block;text-decoration:none;color:var(--foreground)}@media(prefers-color-scheme:dark){.word-card{background:#14141e73;border:1px solid rgba(255,255,255,.15);box-shadow:0 8px 32px #0006}}.word-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 12px 40px #00000026;border-color:#fff9}.word-image-wrapper{width:100%;position:relative}.word-image{width:100%;height:auto;object-fit:cover;background:#00000008}.word-info{padding:1rem}.word-header{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.75rem}.word-label-line{display:flex;align-items:center;gap:.75rem;margin:0}.word-label{font-size:1.15rem;font-weight:700;color:var(--foreground);text-decoration:none;transition:color .2s;margin:0;display:inline-block}.word-label:hover{color:var(--primary)}.word-type{font-size:.65rem;font-weight:700;text-transform:uppercase;color:var(--primary);background:rgba(var(--primary-rgb, 59, 130, 246),.1);padding:.1rem .4rem;border-radius:4px;letter-spacing:.02em}.word-pronun{font-size:.85rem;color:var(--muted-foreground);font-weight:400;font-family:monospace}.word-meaning{margin:.5rem 0 0;font-size:.95rem;color:var(--muted-foreground);line-height:1.5;opacity:.9;font-weight:500}.word-examples{margin-top:1rem;padding-top:1rem;border-top:1px solid rgba(0,0,0,.06)}@media(prefers-color-scheme:dark){.word-examples{border-top-color:#ffffff1a}}.examples-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--muted-foreground);margin:0 0 .5rem;opacity:.7}.example-item{margin-bottom:1rem}.example-main{display:flex;gap:.5rem;align-items:center}.example-content{font-style:italic;font-size:.95rem;color:var(--foreground);margin:0;line-height:1.4}.example-content p,.example-translation p{margin:0}.example-translation{font-size:.85rem;color:var(--muted-foreground);margin-top:.25rem;padding-left:2.5rem;opacity:.8}