:root{--ink:#20343b;--muted:#52656b;--green:#146c57;--pale:#edf5f2;--line:#dfe7e5;--paper:#fff;--back:#f8faf9;font-family:'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:17px;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:4px}button,input,select{font:inherit}button,select{cursor:pointer}button,a,input,select{outline-offset:4px} :focus-visible{outline:3px solid #2467cf}header{height:88px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 36px;gap:36px;background:white;position:sticky;top:0;z-index:3}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);font-weight:700;font-size:21px;line-height:1.3}.brand small{font-size:13px;font-weight:400;display:block;color:var(--muted)}.brand-icon{display:grid;place-items:center;background:var(--green);color:white;width:42px;height:46px;border-radius:10px 10px 3px 3px;font-family:Georgia,serif;font-size:30px}.header-note{color:var(--muted);font-size:14px;margin-left:auto}.header-link{font-size:15px;text-decoration:none}#mobile-menu{display:none}.layout{display:grid;grid-template-columns:285px minmax(0,1fr) 205px;max-width:1600px;margin:auto;min-height:calc(100vh - 150px)}#sidebar{border-right:1px solid var(--line);padding:28px 22px;position:sticky;top:88px;align-self:start;max-height:calc(100vh - 88px);overflow:auto;background:var(--back)}label{font-size:14px;font-weight:600;display:block;margin-bottom:8px}select{width:100%;border:1px solid #b8c9c3;border-radius:7px;background:white;color:var(--ink);padding:11px 8px;font-size:15px}.role-box p{font-size:13px;color:var(--muted);margin:10px 0 25px}.search-label{margin-top:14px}input{width:100%;border:1px solid #c8d5d0;border-radius:6px;padding:10px;font-size:14px;background:white}nav{margin-top:25px}nav h3{font-size:13px;margin:23px 10px 7px;color:var(--muted)}nav 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12px;border-radius:5px;font-size:13px;margin-bottom:24px}.note{background:var(--pale);border-left:3px solid var(--green);padding:16px 20px;font-size:14px;margin:24px 0}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0 35px}.quick{padding:22px;border:1px solid var(--line);border-radius:9px;text-decoration:none;color:var(--ink);display:block}.quick:hover{border-color:var(--green);background:var(--back)}.quick small{display:block;color:var(--green);font-size:12px;margin-bottom:10px}.quick strong{font-size:19px;line-height:1.4;display:block}.quick p{font-size:14px;color:var(--muted);margin-bottom:0}.section-top{display:flex;justify-content:space-between;gap:16px;align-items:center}.section-top h2{margin:0}.section-top span{font-size:13px;color:var(--muted)}.video-list{margin:18px 0 30px}.video-button{display:flex;align-items:center;gap:15px;width:100%;text-align:left;padding:15px 0;border:0;border-bottom:1px solid var(--line);background:white;color:var(--ink)}.play{display:grid;place-items:center;width:38px;height:38px;flex-shrink:0;background:var(--pale);border-radius:50%;color:var(--green);font-size:14px}.video-button strong{font-size:15px;font-weight:600;display:block}.video-button small{font-size:12px;color:var(--muted)}.video-button:hover strong{text-decoration:underline}video{width:100%;background:#142b29;border-radius:8px;max-height:520px}.player-title{font-weight:600;margin-top:16px}.close-player{margin:10px 0;border:1px solid var(--line);background:white;padding:8px 14px;border-radius:5px}.article{overflow-wrap:anywhere}.article h1{display:none}.article h2,.article h3{scroll-margin-top:115px}.article p,.article li{max-width:75ch}.article li{margin:8px 0}.article table{border-collapse:collapse;width:100%;font-size:14px;display:block;overflow:auto;margin:22px 0}.article th,.article td{border:1px solid var(--line);padding:12px;text-align:left;min-width:150px}.article 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36px;color:var(--muted);font-size:12px;text-align:center}.skip{position:fixed;top:-70px;left:20px;z-index:8;background:white;padding:12px}.skip:focus{top:10px}.empty{padding:25px 0;color:var(--muted)}@media(min-width:1550px){main{padding-top:60px}}@media(max-width:1150px){.layout{grid-template-columns:265px minmax(0,1fr)}#outline{display:none}header{padding:0 24px}main{padding:36px}}@media(max-width:700px){header{height:74px;padding:0 18px;gap:14px}.brand{font-size:18px}.header-note,.header-link{display:none}#mobile-menu{display:block;margin-left:auto;font-size:13px;border:1px solid var(--line);background:white;border-radius:5px;padding:9px}.layout{display:block}#sidebar{display:none;position:fixed;inset:74px 0 0;max-height:calc(100vh - 74px);z-index:4;border-right:0}#sidebar.open{display:block}main{padding:30px 22px 50px}.quick-grid{grid-template-columns:1fr}h1{font-size:33px}.intro{font-size:17px}.section-top{display:block}.brand-icon{height:38px;width:34px;font-size:24px}}
:root{--video-surface:#112b27;--video-line:#34514b}body.video-open{overflow:hidden}.watch-start{display:inline-flex;align-items:center;gap:13px;border:0;border-radius:7px;padding:15px 22px;background:var(--green);color:white;font-weight:600;margin:8px 0 4px}.watch-start:hover{background:#0e5544}.watch-start small{font-size:12px;font-weight:400;border-left:1px solid #75ab99;padding-left:13px}.home-videos{padding-top:30px}.home-videos .video-list{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.written-guides{border-top:1px solid var(--line);padding-top:15px;margin-top:32px}.written-guides>p{color:var(--muted)}.video-modal{padding:0;border:1px solid var(--video-line);border-radius:12px;background:var(--video-surface);color:#fff;width:min(1320px,calc(100vw - 48px));max-width:none;max-height:calc(100dvh - 48px);overflow:auto;box-shadow:0 30px 100px #0007}.video-modal::backdrop{background:#071c1ad9}.modal-bar{display:flex;align-items:center;justify-content:space-between;padding:15px 23px;border-bottom:1px solid var(--video-line)}.modal-bar small{font-size:12px;color:#c2d6cf;margin-left:14px}.modal-close{background:transparent;color:white;border:1px solid #6b8d83;border-radius:5px;padding:8px 13px;font-size:14px}.modal-close span{margin-left:12px;font-size:20px}.cinema{display:grid;grid-template-columns:minmax(0,1fr) 330px}.screen{padding:24px;min-width:0}.screen video{display:block;border-radius:6px;width:100%;aspect-ratio:16/9;max-height:58dvh;background:#000}.screen h2{font-size:24px;margin:22px 0 8px;color:white}.screen #video-help{color:#c2d6cf;font-size:13px;min-height:22px;margin:0 0 22px}.playlist{background:#19362f;border-left:1px solid var(--video-line);min-width:0;display:flex;flex-direction:column;max-height:calc(100dvh - 125px)}.playlist-top{padding:20px;border-bottom:1px solid var(--video-line)}.playlist h3{margin:0 0 12px;font-size:16px;color:white}.continuous{display:flex;gap:9px;align-items:center;font-weight:400;font-size:13px;margin:0;color:#e0ece7;cursor:pointer}.continuous input{width:18px;height:18px;accent-color:#60b996;margin:0;cursor:pointer}.playlist-items{overflow:auto;padding:8px}.playlist-item{width:100%;display:flex;gap:11px;align-items:flex-start;padding:14px 12px;background:transparent;color:white;border:1px solid transparent;border-radius:6px;text-align:left}.playlist-item:hover{background:#244a3e}.playlist-item[aria-current=true]{background:#2b5547;border-color:#70b299}.playlist-number{font-size:12px;min-width:18px;color:#c2d6cf;padding-top:3px}.playlist-item strong{display:block;font-size:14px;line-height:1.5;font-weight:500}.playlist-item small{display:block;color:#c2d6cf;font-size:12px;margin-top:5px}.video-controls{display:grid;grid-template-columns:1fr 1fr;gap:12px}.video-controls button{background:#1e4036;color:white;border:1px solid #6b8d83;padding:14px;border-radius:6px;text-align:left;min-width:0}.video-controls button:hover:not(:disabled){background:#2a5547}.video-controls small{display:block;color:#c2d6cf;font-size:12px;margin-bottom:5px}.video-controls strong{font-size:14px;font-weight:500;line-height:1.4;display:block}.video-controls button:disabled{opacity:.5;cursor:default}.video-modal :focus-visible{outline:3px solid #b8f4d7;outline-offset:2px}@media(max-width:900px){.cinema{grid-template-columns:minmax(0,1fr) 260px}.screen{padding:18px}.home-videos .video-list{grid-template-columns:1fr}}@media(max-width:700px){.video-modal{width:calc(100vw - 16px);max-height:calc(100dvh - 16px);border-radius:8px}.cinema{display:block}.playlist{border-left:0;border-top:1px solid var(--video-line);max-height:320px}.screen{padding:14px}.screen h2{font-size:20px}.modal-bar{padding:12px 14px}.modal-bar small{display:block;margin-left:0}.video-controls button{padding:11px}.video-controls strong{font-size:12px}.watch-start{flex-wrap:wrap}.watch-start small{border:0;padding-left:0}.home-videos .video-list{grid-template-columns:1fr}.screen video{max-height:none}}