:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#182445;background:#f3f6ff;font-size:16px;line-height:1.6;--blue:#2854df;--border:#dde4f2}*{box-sizing:border-box}body{margin:0}header{max-width:1180px;margin:auto;padding:27px 36px;display:flex;align-items:center;gap:24px}.brand{font-size:25px;font-weight:800;color:inherit;text-decoration:none;display:flex;align-items:center;gap:10px}.mark{background:var(--blue);color:white;border-radius:12px;display:grid;place-items:center;width:42px;height:42px}.version{font-size:12px;letter-spacing:2px;color:#596986}header>button{margin-left:auto}button,input{font:inherit}button{border:0;background:var(--blue);color:white;border-radius:12px;padding:13px 22px;font-weight:650;cursor:pointer}button:hover{filter:brightness(.94)}button:disabled{opacity:.55;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #8ca8ff;outline-offset:3px}.secondary{background:white;color:#253a6b;border:1px solid var(--border)}main{max-width:1030px;margin:26px auto;padding:0 28px}.intro{margin-bottom:32px}.eyebrow{font-size:12px;font-weight:750;letter-spacing:2px;color:var(--blue)}h1{font-size:clamp(32px,5vw,52px);line-height:1.15;letter-spacing:-1.8px;margin:16px 0}p{color:#5a6882}.intro p{margin:0}.workspace{background:white;border:1px solid var(--border);border-radius:24px;padding:28px;box-shadow:0 15px 50px #20387608}label{display:block;font-size:14px;font-weight:650;margin-bottom:10px}.input-row{display:flex;gap:12px}input{width:100%;min-width:0;padding:13px 16px;border:1px solid #ced7e8;border-radius:12px;background:#fafbff;color:#182445}.input-row button{flex-shrink:0}.hint{font-size:13px;margin:10px 0;color:#687894}.empty{padding:42px 16px;text-align:center;border-top:1px solid #edf0f7;margin-top:24px}.empty-icon{display:grid;place-items:center;margin:auto;width:72px;height:72px;border-radius:22px;background:#edf2ff;color:var(--blue);font-size:40px}.empty h2{font-size:22px;margin:18px 0 4px}.empty p{margin:0 0 20px}.pill,.badge{display:inline-block;border-radius:100px;padding:5px 12px;background:#edf2ff;color:#35548a;font-size:13px}.library{margin-top:32px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px}.section-title h2{font-size:20px}.section-title span{font-size:14px;color:#6a7790}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:white;border:1px solid var(--border);padding:0;border-radius:16px;overflow:hidden;color:inherit;text-align:left}.card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}.card div{padding:14px}.card strong{display:block;line-height:1.4;overflow-wrap:anywhere}.card small{font-size:13px;color:#66738a}.library-empty{grid-column:1/-1;padding:22px;border:1px dashed #ccd6e9;border-radius:16px;color:#6a7790;margin:0}.video-info{margin-top:24px;display:flex;gap:20px;align-items:flex-start;border-top:1px solid #edf0f7;padding-top:24px}.video-info img{width:180px;aspect-ratio:16/9;object-fit:cover;border-radius:12px}.video-info h2{font-size:21px;line-height:1.4;margin:5px 0;overflow-wrap:anywhere}.video-info p{font-size:14px;margin:4px 0}.notice{margin-top:20px;padding:18px 20px;background:#fff6e4;border:1px solid #f2dfb8;border-radius:14px}.notice.blocked{background:#fff0f0;border-color:#f0cbcb}.notice.approved{background:#eefaf5;border-color:#c8e8dc}.notice p{margin:4px 0 0;font-size:14px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.danger{background:#b93245}.player{margin-top:20px;background:#101827;border-radius:16px;overflow:hidden;aspect-ratio:16/9}.player iframe{display:block;width:100%;height:100%;border:0}footer{margin:32px 0 45px;font-size:13px}footer p{margin:4px 0}dialog{border:1px solid var(--border);border-radius:22px;padding:28px;max-width:440px;width:calc(100% - 32px);color:#182445}dialog::backdrop{background:#14244980;backdrop-filter:blur(4px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.dialog-head h2{font-size:22px;margin:0}.icon-button{background:transparent;color:#687894;padding:0 8px;font-size:28px}.full{width:100%}dialog input{margin-bottom:14px}.error{color:#ae283c;font-size:14px}.error:empty{display:none}.mode{background:#e8efff;padding:12px 16px;border-radius:12px;margin-bottom:20px;font-size:14px}.mode button{padding:4px 10px;margin-left:10px;background:white;color:var(--blue)}@media(max-width:650px){header{padding:20px;gap:10px}.version{display:none}header button{font-size:14px;padding:10px 12px}main{padding:0 16px;margin-top:18px}.workspace{padding:20px;border-radius:18px}.input-row{flex-direction:column}.cards{grid-template-columns:1fr 1fr}.video-info{flex-direction:column}.video-info img{width:100%}.intro{margin-bottom:25px}.card div{padding:10px}}@media(max-width:380px){.cards{grid-template-columns:1fr}}