:root{--accent-color:#c69f58;--accent-color-off:#c19547}body{margin:0;padding:0;display:flex}#root{flex-direction:column;width:100dvw;height:100dvh;display:flex}.landing-image img{width:100%;display:block}.image-separator{background-image:linear-gradient(180deg, var(--accent-color), var(--accent-color-off));width:100%;height:4px}footer{color:#fff;width:100%;font-weight:bolder;font:monospace;direction:ltr;background-color:#000000b3;justify-content:center;align-items:center;gap:16px;margin-top:auto;padding:8px 0;font-size:12px;display:flex}footer p{margin:0;font-family:cairo;font-weight:bolder}footer a{color:#fff;font-family:cairo;font-weight:bolder}.logout{-webkit-user-select:none;user-select:none;z-index:5;direction:rtl;justify-content:flex-end;padding:16px;display:flex;position:absolute}.logout span{font-family:cairo;font-size:12px;font-weight:bolder;text-decoration:underline}.login-main-container{background-image:url(/assets/bg-main-BtR7nwR4.png);background-size:cover;flex-direction:column;width:100%;height:100%;display:flex}.login-box{color:#fff;-webkit-backdrop-filter:blur(1px);background-color:#ffffff0d;border:1px solid #fff;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;margin:10dvh auto;padding:0 20px 20px;display:flex}.login-box form{flex-direction:column;align-items:center;gap:16px;padding-top:32px;display:flex}.login-box button{color:#000;cursor:pointer;background:#fff;border:none;border-radius:6px;margin-top:16px;padding:10px;font-weight:600;transition:all .2s}.login-box button:hover{opacity:.9;transform:translateY(-1px)}.login-box .input{flex-direction:column;font-weight:600;display:flex}.login-box input{color:#fff;background:#0003;border:1px solid #fff;border-radius:10px;outline:none;padding:12px 14px;transition:all .2s}.login-box input.invalid{border:1px solid red}.login-box p{color:red;margin:0;font-size:16px;font-weight:600}.login-box input:focus{background:#00000059;border-color:#fff9}.error{text-align:center;color:red;width:200px;padding:16px;font-size:12px;font-weight:bolder}.admin-main-container-big{background-image:url(/assets/bg-B_p7aMIW.png);background-position:top;background-repeat:no-repeat;background-size:cover;width:100%;height:100%}.admin-main-container{color:#fff;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;justify-content:center;align-items:center;display:flex;position:relative}.content-container{justify-content:center;align-items:center;width:100%;height:100%;display:flex}.content-container .landing-img{background-image:url(/assets/bg-B_p7aMIW.png);background-size:cover;border:4px solid #fff;flex-shrink:2;width:800px;height:450px;box-shadow:0 8px 32px #000,0 2px 8px #000}.admin-group-container{flex-direction:column;gap:20px;width:fit-content;margin:auto;padding:20px 0 40px;display:flex}.admin-main-container h2{color:#fff;text-align:center;margin:0}.admin-main-container button{border-color:var(--accent-color);box-shadow:none;background-color:#fff;border-width:2px;border-radius:4px;width:100%;font-family:cairo;font-size:18px;font-weight:bolder;box-shadow:0 2px 6px #000,0 2px 4px #000}.admin-actions{flex-direction:column;flex-shrink:0;align-items:center;gap:20px;width:fit-content;margin:auto 64px;padding:20px 0 40px;display:flex}.admin.logout{color:#fff}.user-main-container{background-image:url(/assets/bg-small-BJmmvbi7.png);flex-direction:column;flex-grow:1;width:100%;margin:0;padding:0;display:flex}.user.logout{color:#000}.user-info{direction:rtl;gap:8px;padding:20px 20px 0;display:flex}.user-info p{color:#fff;margin:0;font-family:cairo;font-size:12px;font-weight:bolder}.title{direction:rtl}.title h1{text-align:center;color:#fff;font-size:22px}.lectures-container{direction:rtl;flex-direction:column;gap:17px;padding:0 20px 32px;display:flex}.lectures-container h1{text-align:right;color:#fff;font-family:cairo;font-size:16px}.lectures-container .section{border-top:1px solid #fff;flex-direction:column;gap:4px;display:flex}.lectures-container .topic{flex-direction:column;gap:2px;padding:0 0 16px;display:flex}.lectures-container h2{color:#fff;margin:0;font-size:12px}.lectures-container .lecture{gap:6px;display:flex}.lectures-container .lecture .index{width:8px}.lectures-container .lecture p{color:#fff;margin:0;font-size:12px;font-weight:600;position:relative}.lectures-container .lecture>p:before{content:": "}.lectures-container .lecture.marked p{color:#999;text-decoration:none}.user-lecture-popup-overlay{opacity:.6;z-index:10;background-color:#000;width:100vw;height:100vh;position:fixed}.user-lecture-popup{z-index:12;direction:rtl;background-color:#fff;border-radius:6px;flex-direction:column;width:250px;min-width:300px;min-height:250px;padding:0 8px;display:flex;position:fixed;top:33%;left:50%;transform:translate(-50%,-50%)}.user-lecture-popup .header{border-bottom:2px solid #000;padding:0;display:flex}.user-lecture-popup .close{justify-content:center;align-items:center;width:fit-content;height:fit-content;margin:auto 0;padding:8px;font-weight:800;display:flex}.user-lecture-popup .title{justify-content:center;align-items:center;width:100%;display:flex}.user-lecture-popup .title h3{margin:0 0 0 50px;font-size:16px}.user-lecture-popup .lecture-name{text-align:center;margin-bottom:8px;padding:8px;font-size:14px;font-weight:bolder;line-height:1.2}.user-lecture-popup form .img-parent{gap:8px;display:flex;overflow:hidden}.user-lecture-popup form textarea{resize:none;border-radius:4px;width:calc(100% - 16px)}.user-lecture-popup form .btn{justify-content:center;padding:16px 8px 8px;display:flex}.user-lecture-popup form button{border:2px solid var(--accent-color);color:#fff;background-color:#04335f;border-radius:6px;padding:4px 8px}.user-lecture-popup form .error{color:red;text-align:center;font-size:12px;font-weight:600}.groups-container{color:#fff;direction:rtl;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;display:flex}.groups-container .title{border-bottom:1px solid #fff;justify-content:center;padding:10px;display:flex}.groups-container .title h2{margin:0}.groups-container .groups-table{flex-direction:column;width:1000px;margin:32px auto;display:flex}.groups-container .groups-table .body{flex-direction:column;display:flex}.groups-container .groups-table .head,.groups-container .groups-table .body .cell{grid-template-columns:42px 1fr 1fr 1fr;width:100%;margin:0 auto;display:grid}.groups-container .groups-table .body .cell div,.groups-container .groups-table .head div{height:42px;white-space:wrap;text-overflow:ellipsis;background-color:#ffffff0d;border-bottom:1px solid #fff;border-right:1px solid #fff;justify-content:center;align-items:center;padding:0 6px;font-family:cairo;font-size:16px;font-weight:bolder;display:flex}.groups-container .groups-table .head:first-child div{border-top:1px solid #fff}.groups-container .groups-table .cell:last-child div{margin-bottom:32px}.groups-container .groups-table .head div:last-child,.groups-container .groups-table .cell div:last-child{border-left:1px solid #fff}.groups-container table button{background-color:#fff;border:1px solid #fff;border-radius:4px;font-size:10px}.groups-container table .idx{color:#fff;background-color:#0000;margin:0;padding:8px 0;font-weight:bolder}.create-user{color:#fff;direction:rtl;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;justify-content:center;align-items:center;display:flex;position:relative}.create-user .title{border-bottom:1px solid #fff;justify-content:center;width:100%;padding:10px 0;display:flex}.create-user .title h2{margin:0}.create-user form{background-color:#ffffff0d;border:1px solid #fff;border-radius:8px;min-width:300px;margin:200px auto;padding:16px}.create-user form h2{text-align:center;margin:0}.create-user form .input-parent{flex-direction:column;margin:0 4px;display:flex}.create-user form .checkbox{-webkit-user-select:none;user-select:none;flex-direction:row}.create-user form .btn{justify-content:center;display:flex}.create-user form button{background-color:#fff;border:1px solid #fff;border-radius:6px;margin-top:16px;padding:0 12px;font-weight:bolder}.create-user form .btn:hover{cursor:pointer}.create-user form label{font-weight:600}.create-user form input,.create-user select{color:#000;background-color:#fff;border:1px solid #fff;border-radius:4px;outline:none;padding:6px 8px;font-weight:600;transition:all .2s}.create-user form input::placeholder{color:#888}.create-user .err{text-align:center;margin:0;font-weight:bolder}.finished-lectures-container{color:#fff;direction:rtl;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;height:100vh;display:flex}.finished-lectures-container .title{border-bottom:1px solid #fff;justify-content:center;padding:10px;display:flex}.finished-lectures-container .title h2{margin:0}.finished-lectures-container .groups{height:calc(100% - 98px);padding:32px 0 0;overflow-y:auto}.finished-lectures-container .groups .head,.finished-lectures-container .groups .cell{grid-template-columns:32px 3fr 3fr 7fr 2fr 1fr;width:80%;margin:0 auto;display:grid}.finished-lectures-container .groups .head div,.finished-lectures-container .groups .cell div{height:48px;white-space:wrap;text-overflow:ellipsis;background-color:#ffffff0d;border-bottom:1px solid #fff;border-right:1px solid #fff;justify-content:center;align-items:center;padding:0 6px;font-family:cairo;font-size:12px;font-weight:bolder;display:flex}.finished-lectures-container .groups .head:first-child div{border-top:1px solid #fff}.finished-lectures-container .groups .cell:last-child div{margin-bottom:32px}.finished-lectures-container .groups .head div:last-child,.finished-lectures-container .groups .cell div:last-child{border-left:1px solid #fff}.finished-lectures-container .groups button{padding:0 4px;font-family:cairo;font-size:10px;font-weight:bolder}.users-container{color:#fff;direction:rtl;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;display:flex}.back{position:absolute;top:20px;left:20px}.users-container .title{border-bottom:1px solid #fff;justify-content:center;padding:10px;display:flex}.users-container .title h2{margin:0}.users-container .users-table{flex-direction:column;width:70%;margin:32px auto;display:flex}.users-container .users-table .body{flex-direction:column;display:flex}.users-container .users-table .head,.users-container .users-table .body .cell{grid-template-columns:42px 2fr 2fr 1fr 1fr;width:100%;margin:0 auto;display:grid}.users-container .users-table .body .cell div,.users-container .users-table .head div{height:42px;white-space:wrap;text-overflow:ellipsis;background-color:#ffffff0d;border-bottom:1px solid #fff;border-right:1px solid #fff;justify-content:center;align-items:center;padding:0 6px;font-family:cairo;font-size:16px;font-weight:bolder;display:flex}.users-container .users-table .head:first-child div{border-top:1px solid #fff}.users-container .users-table .cell:last-child div{margin-bottom:32px}.users-container .users-table .head div:last-child,.users-container .users-table .cell div:last-child{border-left:1px solid #fff}.users-container .users-table button{padding:0 4px;font-family:cairo;font-size:14px;font-weight:bolder}.user-lecture-popup.users{flex-direction:column;min-width:500px;display:flex}.info-container{display:flex}.info-container .headers{min-width:100px}.info-container .headers div,.info-container .values div{align-items:center;height:32px;font-family:cairo;font-size:14px;font-weight:bolder;display:flex}.user-lecture-popup.users .delete{border-top:2px solid #000;flex-direction:column;align-items:center;padding:8px;display:flex}.user-lecture-popup.users .delete button{color:#fff;background-color:#000;border-color:#fff;border-radius:6px;width:120px;height:42px;font-family:cairo;font-weight:bolder}.user-lecture-popup.users .confirm{flex-direction:column;display:flex}.user-lecture-popup.users .confirm div:first-child{justify-content:center;padding:8px;display:flex}.user-lecture-popup.users .confirm .options{gap:16px;display:flex}.lecture-info-container{color:#fff;direction:rtl;background-image:url(/assets/bg-main-BtR7nwR4.png);background-position:top;background-repeat:no-repeat;background-size:cover;flex-direction:column;flex-grow:1;display:flex}.lecture-info-container .title{border-bottom:1px solid #fff;justify-content:center;padding:10px;display:flex}.lecture-info-container .title h2{margin:0}.lecture-info{flex-direction:column;align-items:center;padding:32px 16px;display:flex}.lecture-info .table{justify-content:center;min-width:50%;display:flex}.lecture-info .head,.lecture-info .body{flex-direction:column;display:flex}.lecture-info .column{white-space:nowrap;text-align:center;background-color:#ffffff0d;border:1px solid #fff;flex-grow:1;justify-content:flex-start;align-items:center;max-width:500px;height:52px;padding:8px 16px;font-family:cairo;font-size:12px;font-weight:bolder;display:flex}.lecture-info .column.lecture-title,.lecture-info .column.lecture-description{white-space:wrap;overflow-wrap:anywhere;min-width:0;overflow-y:auto}.imgs-container{flex-direction:column;gap:16px;max-width:100%;display:flex;overflow:hidden}.imgs-container img{width:100%}.imgs-container a{color:#fff;text-align:center;font-size:16px;font-weight:bolder}.lecture-info-container .delete{flex-direction:column;align-items:center;padding-bottom:32px;display:flex}.lecture-info-container .delete button{background-color:#fff;border-color:#fff;border-radius:6px;width:120px;font-family:cairo;font-weight:bolder}.lecture-info-container .confirm{flex-direction:column;display:flex}.lecture-info-container .confirm div:first-child{justify-content:center;padding:16px;display:flex}.lecture-info-container .confirm .options{gap:16px;display:flex}