html{width:100%;overflow-x:hidden}.small-heading{font-size:20px;font-weight:400;text-align:left;margin-left:20px}.container{display:grid;grid-template-areas:"header header" "navbar navbar" "content sidebar";grid-template-columns:1fr;grid-template-rows:auto auto 1fr;min-height:100vh;width:100%;margin:0;padding:0;box-sizing:border-box}.header{display:flex;align-items:center;justify-content:space-between;position:sticky;background-color:#000;color:#fff;padding:0;z-index:0}.theme-toggle{position:absolute;border:none;width:35px;height:35px;right:10px;top:10px;z-index:20;margin:0}.center-text{flex:1;font-weight:400;color:#fff;margin-top:0}.navbar{grid-area:navbar;background-color:#000;width:100%;border-top:2px solid white;display:flex;justify-content:center}.menu{display:flex;flex-direction:row;justify-content:center;align-items:center;background-color:#ffffff0d;border-radius:12px;padding:14px 28px;gap:16px}.menu a{color:#000;background-color:#fff;padding:10px 18px;text-decoration:none;border-radius:3px;font-weight:500;font-size:22px;transition:all .3s ease;box-shadow:0 2px 6px #0003}.menu a:hover{background-color:#f0f0f09e;transform:scale(1.05);box-shadow:0 4px 10px #0000004d}body{position:relative;margin:0;background-color:#000}.content{grid-area:content;padding:20px;color:#fff;z-index:1;position:relative}.search-container{display:flex;justify-content:flex-end;margin-bottom:20px}@media (max-width: 844px){.menu{gap:0px;display:none;flex-direction:column;position:absolute;left:0;right:0;width:100vw;padding:0;margin:0;background-color:#00000026;z-index:100}.menu.open{display:flex}.menu li{width:100%;list-style:none;margin:0;padding:0}.menu a{display:block;width:100%;padding:12px 0;text-align:center;font-size:18px;font-weight:500;color:#fff;background-color:#1e1e1ed9;text-decoration:none;border-bottom:0px solid rgba(255,255,255,.1);transition:background-color .2s ease,transform .2s ease}.menu a:hover{background-color:#323232;transform:scale(1)}.menu-toggle{display:block;background:none;color:#fff;font-size:26px;border:none;cursor:pointer;position:absolute;left:10px;top:10px;z-index:101}.header{position:relative;padding:10px 0;margin-bottom:0}.theme-toggle{position:absolute;right:10px;top:10px}.sidebar{display:none}.main-content{margin-left:0;margin-top:80px}.container{display:flex;flex-direction:column;padding:0;margin:0}}.university-link-button,.others-link-button,.folder-button{background-color:#fff;color:#000;width:300px;padding:10px 40px;font-size:16px;text-align:center;border-radius:4px;cursor:pointer;transition:transform .2s ease,background-color .3s ease;margin:2px 0;text-decoration:none}.folder-button:hover,.others-link-button:hover,.university-link-button:hover{background-color:#b9b9b9;transform:scale(1.1)}.university-links-list,.others-links-list{list-style-type:none;padding:0;margin:0 auto;display:flex;flex-direction:column;align-items:center}.popup-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:500}.popup-content{width:400px;width:20%;margin:10px auto;padding:40px;background-color:#f9f9f9;z-index:500;border-radius:8px;box-shadow:0 4px 8px #0000001a;position:relative;max-height:85vh;overflow-y:auto;text-align:center}@media (max-width: 1200px){.popup-content{margin-left:0!important;padding-left:0!important;width:40%;padding:15px}}@media (max-width: 600px){.popup-content{margin-left:0!important;padding-left:0!important;width:80%;padding:15px}}@media (max-width: 480px){.popup-content{margin-left:0!important;padding-left:0!important;width:80%;padding:10px}}.popup-content a{color:#f34d00;transition:color .3s ease}.popup-content a:hover{color:#a13300}.popup-content h3{text-align:center;color:#333}.popup-content h4{margin-top:20px;margin-bottom:0;color:#333}.popup-content ul{list-style-type:none;padding-left:20px;margin:0}.popup-content ul li{margin:5px 0}.close-button{position:absolute;top:10px;right:10px;background-color:transparent;color:#333;border:none;font-size:24px;cursor:pointer;font-weight:700}.sidebar{width:220px;transition:transform .3s ease;position:fixed;top:0;bottom:0;left:0;z-index:100;background-color:#1c1c1c;padding:1.5rem 1rem;box-shadow:2px 0 8px #0000004d;display:flex;flex-direction:column}.sidebar:hover{transform:translate(0)}.sidebar.collapsed{transform:translate(-190px)}.sidebar.collapsed:hover{transform:translate(0)}.sidebar .logo{font-size:1.3rem;font-weight:700;margin-bottom:2rem;color:#fc6}.sidebar nav ul{list-style:none;padding:0;margin:0}.sidebar nav li{margin-bottom:1rem}.sidebar nav a{background:#fff;color:#000;transition:background-color .9s ease,color .9s ease;padding:.6rem 1rem;text-decoration:none;border-radius:8px;font-weight:500;font-size:1rem;display:block;box-shadow:0 2px 6px #0003}.sidebar.collapsed nav a{background-color:#1c1c1c;color:#fff;transition:background-color .2s ease,color .2s ease}.sidebar.collapsed:hover nav a{background-color:#fff;color:#000}.sidebar:not(.collapsed) nav a{background-color:#fff;color:#000}.main-content.collapsed{margin-left:40px}.main-content.expanded{margin-left:220px}.sidebar nav a:hover{background-color:#f0f0f0e6;transform:scale(1.05);box-shadow:0 4px 10px #0000004d}.main-content{margin-left:100px;padding:20px;flex:1;color:#fff;transition:margin-left .3s ease}.sidebar.collapsed~.main-content{margin-left:0}.sidebar:hover~.main-content{margin-left:100px}.particles-wrapper{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-10;pointer-events:none;overflow:hidden}.background-image{position:fixed;top:0;width:100%;height:100%;opacity:.2;background-position:center center;pointer-events:none;z-index:-1}@media (max-width: 600px){.background-image{background:url(/background.png);background-position:center center;background-size:auto 100vh}.content{margin-left:0!important;padding:10px!important;width:100%!important;box-sizing:border-box}}:root{--ll-bg: rgba(20,20,20,.65);--ll-card: rgba(255,255,255,.06);--ll-card-hover: rgba(255,255,255,.12);--ll-border: rgba(255,255,255,.12);--ll-text: #f4f4f5;--ll-muted: #c9c9ce;--ll-shadow: 0 10px 30px rgba(0,0,0,.35);--ll-radius: 16px;--ll-blur: saturate(140%) blur(6px)}.links-launcher{color:var(--ll-text);background:var(--ll-bg);-webkit-backdrop-filter:var(--ll-blur);backdrop-filter:var(--ll-blur);border:1px solid var(--ll-border);border-radius:var(--ll-radius);padding:18px 18px 22px;box-shadow:var(--ll-shadow)}.links-launcher:not(:last-of-type){margin-bottom:1.5rem}.ll-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:14px;border-bottom:1px solid var(--ll-border);padding-bottom:12px}.ll-head h2{margin:0;font-size:clamp(20px,2.4vw,28px);letter-spacing:.2px}.ll-sub{margin:4px 0 0;opacity:.8;font-size:.95rem}.ll-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{border-radius:12px;padding:10px 14px;border:1px solid var(--ll-border);background:var(--ll-card);color:var(--ll-text);cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn:hover,.btn:active{background:var(--ll-card-hover)}.btn-primary{border-color:transparent}.btn-ghost{background:transparent}.ll-status{margin:10px 0 6px;font-size:.95rem;color:var(--ll-muted)}.link-grid{list-style:none;margin:12px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;align-items:stretch}.link-card{border-radius:var(--ll-radius);overflow:clip;border:1px solid var(--ll-border);background:linear-gradient(180deg,var(--ll-card),rgba(255,255,255,.03));box-shadow:var(--ll-shadow);min-height:90px}.link-card:hover{border-color:#ffffff38}.card-link{display:block;padding:14px 14px 12px;text-decoration:none;color:inherit}.card-title{font-weight:600;line-height:1.2;margin-bottom:8px}.card-meta{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--ll-muted)}.card-meta .dot{width:6px;height:6px;border-radius:999px;background:var(--ll-muted);opacity:.6}.card-meta .ext{margin-left:auto;opacity:.7}.ll-hint{margin-top:14px;font-size:.9rem;opacity:.8}@media (max-width: 520px){.links-launcher{padding:5px;border-radius:14px}}@media (max-width: 844px){.main-content.re-page{margin-left:0!important}}.main-content.re-page{margin-left:120px}.sidebar.collapsed~.main-content.re-page{margin-left:5px}.popup-blocker-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:9999}.popup-blocker-box{background:#1e1e1e;color:#fff;padding:20px 26px;border-radius:14px;max-width:420px;text-align:center;box-shadow:0 6px 20px #00000080}.popup-blocker-box h3{margin-top:0;font-size:1.3rem}.popup-guide{font-size:.9rem;opacity:.85;margin:10px 0;text-align:left}.popup-actions{display:flex;gap:10px;justify-content:center;margin-top:14px}.main-content.re-page{padding-top:0}.others-ll__overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:9999;padding:12px}.others-ll__modal{width:min(100%,980px);max-height:80vh;overflow:auto;background:var(--ll-bg);-webkit-backdrop-filter:var(--ll-blur);backdrop-filter:var(--ll-blur);border:1px solid var(--ll-border);border-radius:16px;box-shadow:var(--ll-shadow);color:var(--ll-text);padding:16px}.others-ll__modalHead{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--ll-border);padding-bottom:10px;margin-bottom:12px}.others-ll__pbOverlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:10000;padding:12px}.others-ll__pbBox{max-width:560px;width:100%;background:var(--ll-bg);-webkit-backdrop-filter:var(--ll-blur);backdrop-filter:var(--ll-blur);border:1px solid var(--ll-border);border-radius:16px;box-shadow:var(--ll-shadow);color:var(--ll-text);padding:20px}.others-ll__pbActions{display:flex;gap:10px;justify-content:flex-end;margin-top:12px}.others-ll__guide{font-size:.92rem;color:var(--ll-muted)}@media (max-width:768px){.others-ll__modal{padding:12px}}.folder-preview{position:relative;display:inline-block;text-align:center;margin:1rem;cursor:pointer;color:#fff;text-decoration:none}.folder-icon{width:60px;height:60px;transition:transform .2s ease}.folder-preview:hover .folder-icon{transform:scale(1.1)}.folder-title{display:block;margin-top:.5rem;color:#ccc}.preview-tooltip:before{content:"";position:absolute;top:-10px;left:50%;transform:translate(-50%);border:5px solid transparent;border-bottom-color:#222}.preview-tooltip{display:none;position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%);background-color:#222;color:#fff;padding:10px;border-radius:8px;z-index:10;min-width:180px;max-width:90vw;text-align:left;box-shadow:0 0 10px #0006;white-space:normal;word-wrap:break-word}@media (max-width: 500px){.preview-tooltip{left:0;right:0;transform:none;margin:0 auto}}.folder-preview:hover .preview-tooltip{display:block}.subject-item{display:block;padding:4px 0;color:#fff;text-decoration:none;transition:color .2s ease;white-space:normal}.subject-item:hover{color:#fc6;text-decoration:underline}.folder-grid{display:flex;flex-wrap:wrap;overflow:visible;justify-content:center;gap:2rem}.emoji-icon{font-size:60px;transition:transform .2s ease}.folder-preview:hover .emoji-icon{transform:scale(1.1)}.home-container{display:block}.home-container>h2{color:#fff;margin:0 0 1rem;text-align:center}.side-col{margin-top:28px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:12px}.side-title{color:#e5e7eb;font-size:14px;letter-spacing:.3px;opacity:.9;margin:4px 0;text-align:center}.portfolio-tile{display:block;text-decoration:none;padding:16px 14px;border-radius:12px;background:#252525;border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px #00000040;transition:transform .12s ease,box-shadow .12s ease,background .12s ease,border-color .12s ease;color:#e5e7eb;width:min(100%,360px);margin:0 auto;text-align:center}.portfolio-tile:hover{transform:translateY(-2px);box-shadow:0 12px 28px #00000059;background:#383838;border-color:#ffffff24}.portfolio-emoji{font-size:40px;line-height:1;margin-bottom:8px}.portfolio-title{font-weight:700;font-size:16px;margin-bottom:2px}.portfolio-sub{font-size:12px;opacity:.75}.others-ll,.others-ll *{box-sizing:border-box}.others-ll{position:relative;isolation:isolate;--ll-bg: rgba(20,20,20,.65);--ll-card: rgba(255,255,255,.06);--ll-card-hover: rgba(255,255,255,.12);--ll-border: rgba(255,255,255,.12);--ll-text: #f4f4f5;--ll-muted: #c9c9ce;--ll-shadow: 0 10px 30px rgba(0,0,0,.35);--ll-radius: 16px;--ll-blur: saturate(140%) blur(6px);--note-bg: #ffffff;--note-text: #111827;--note-muted: #6b7280;--note-border: #e5e7eb}.others-ll__container{max-width:1240px;margin:0 auto;padding:12px 16px 24px 120px}.others-ll__section{margin:18px 0 26px;color:var(--ll-text);background:var(--ll-bg);-webkit-backdrop-filter:var(--ll-blur);backdrop-filter:var(--ll-blur);border:1px solid var(--ll-border);border-radius:var(--ll-radius);padding:18px 18px 22px;box-shadow:var(--ll-shadow)}.others-ll__head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:14px;border-bottom:1px solid var(--ll-border);padding-bottom:12px}.others-ll__head h2{margin:0;font-size:clamp(20px,2.4vw,28px);letter-spacing:.2px}.others-ll__actions{display:flex;gap:10px;flex-wrap:wrap}.others-ll__btn{border-radius:12px;padding:10px 14px;border:1px solid var(--ll-border);background:var(--ll-card);color:var(--ll-text);cursor:pointer;display:inline-flex;align-items:center;gap:8px}.others-ll__btn:hover,.others-ll__btn:active{background:var(--ll-card-hover)}.others-ll__btn--ghost{background:transparent}.btn-red{background-color:#e53935!important;border-color:#e53935!important;color:#fff!important}.btn-red:hover{background-color:#c62828!important;border-color:#c62828!important}.others-ll__grid{list-style:none;margin:12px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;align-items:stretch}.others-ll__card{border-radius:var(--ll-radius);overflow:clip;border:1px solid var(--ll-border);background:linear-gradient(180deg,var(--ll-card),rgba(255,255,255,.03));box-shadow:var(--ll-shadow)}.others-ll__card:hover{border-color:#aa3b3bb5}.others-ll__cardLink{display:block;padding:14px 14px 12px;text-decoration:none;color:inherit;min-height:96px}.others-ll__title{font-weight:600;line-height:1.2;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.others-ll__meta{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--ll-muted)}.others-ll__dot{width:6px;height:6px;border-radius:999px;background:var(--ll-muted);opacity:.6}.others-ll__ext{margin-left:auto;opacity:.7}.others-ll__noteWrap{max-width:1240px;margin:0 auto 28px;padding:0 16px 0 120px}.others-ll__note{background:var(--note-bg);color:var(--note-text);border:1px solid var(--note-border);border-radius:14px;padding:16px 18px;box-shadow:0 6px 18px #00000014}.others-ll__note h3{margin:0 0 8px;font-size:clamp(18px,2vw,22px)}.others-ll__note p{margin:6px 0 10px;color:var(--note-text);line-height:1.5}.others-ll__note small{color:var(--note-muted)}.others-ll__note hr{border:0;border-top:1px solid var(--note-border);margin:14px 0}.others-ll__note .steps{margin:0;padding-left:18px}.others-ll__note pre{background:#0b1020;color:#e5e7eb;border-radius:10px;padding:12px;overflow:auto;line-height:1.4;border:1px solid #111827;box-shadow:inset 0 0 0 1px #ffffff08}.others-ll__note code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:13px}.others-ll__overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;padding:24px;z-index:1000}.others-ll__modal{width:min(1240px,100%);max-width:1240px;height:100%;max-height:calc(100vh - 48px);overflow:auto;background:var(--ll-bg);border-radius:var(--ll-radius);padding:20px;box-shadow:var(--ll-shadow)}.others-ll__pbOverlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1100}.others-ll__pbBox{max-width:680px;width:calc(100% - 32px)}.others-ll__pbActions{display:flex;gap:8px;margin-top:12px}.others-ll__guide{color:var(--ll-text);opacity:.9}@media (max-width: 520px){.others-ll__section{padding:5px;border-radius:14px}}@media (max-width: 844px){.others-ll__container,.others-ll__noteWrap{padding-left:0!important}}@media (max-width: 768px){.others-ll__container{padding:8px 10px 18px}.others-ll__head{flex-direction:column;align-items:stretch;gap:10px}.others-ll__actions{justify-content:flex-start}.others-ll__btn{width:100%}.others-ll__grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}.others-ll__cardLink{min-height:92px}}.about-container{max-width:600px;margin:20px auto;padding:20px;background-color:#f9f9f9;border-radius:8px;box-shadow:0 4px 8px #0000001a}.about-container h2{text-align:center;color:#333}.about-container p{text-align:center;font-size:16px;color:#555}.contact-form{display:flex;flex-direction:column;gap:15px;margin-top:20px}.contact-form label{font-weight:700;color:#333}.contact-form input,.contact-form textarea{padding:10px;font-size:14px;border:1px solid #ddd;border-radius:4px}.contact-form button{padding:10px;font-size:16px;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .3s}.contact-form button:hover{background-color:#0056b3}.status-message{text-align:center;margin-top:20px;font-size:16px;color:green}.search-filter-container{display:flex;justify-content:center;align-items:center;gap:15px;margin-bottom:20px;position:relative}.search-bar{width:100%;max-width:300px;padding:10px;font-size:1rem;border:1px solid var(--border-color, #ddd);border-radius:5px;box-shadow:0 2px 4px #0000001a;height:42px;box-sizing:border-box}.semester-filter{padding:10px;font-size:1rem;border:1px solid var(--border-color, #ddd);border-radius:5px;background-color:var(--filter-background, #fff);box-shadow:0 2px 4px #0000001a;height:42px;line-height:1.2;box-sizing:border-box}.open-modal-button{margin-left:15px;padding:10px 15px;font-size:1rem;background-color:#007bff;color:#fff;border:none;border-radius:5px;cursor:pointer}.open-modal-button:hover{background-color:#0056b3}.subject-card{width:100%;max-width:600px;background:var(--card-background-color, #ffffff);border:1px solid var(--border-color, #ddd);border-radius:5px;box-shadow:0 4px 6px #0000001a;overflow:hidden;margin:20px auto}.subject-header{display:flex;justify-content:space-between;align-items:center;padding:15px;background:var(--header-background-color, #191919);color:var(--header-text-color, #ffffff)}.subject-title{font-size:1.2rem;font-weight:700}.difficulty{font-size:.9rem;font-weight:700}.subject-details{padding:15px}.section{margin-bottom:10px}.section h4{font-size:1rem;color:var(--section-header-color, #333);margin-bottom:5px}.section p{font-size:.9rem;line-height:1.4;color:var(--text-color, #555)}.no-results{text-align:center;color:var(--text-color, #999);font-size:1rem;margin-top:20px}.subject-semester{padding:0 15px;font-size:.9rem;font-weight:700;color:var(--semester-color, #555)}strong{color:red;font-weight:700}.user-feedback{margin-bottom:15px;padding:10px;background:#f9f9f9;border:1px solid #191919;border-radius:5px}.user-feedback h4{font-size:1rem;color:#191919;margin-bottom:5px}.user-feedback p{font-size:.9rem;color:#555;margin:5px 0}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#fff;padding:25px;border-radius:10px;box-shadow:0 4px 10px #80070726;width:90%;max-width:600px;position:relative;max-height:80vh;overflow-y:auto;text-align:center}.close-button{position:absolute;top:15px;right:15px;background-color:transparent;color:#333;border:none;font-size:24px;cursor:pointer;font-weight:700;z-index:1100}.close-button:hover{color:#f44336;scale:1.1}.form-group{margin-bottom:20px}.form-group label{font-size:1rem;font-weight:700;margin-bottom:8px;display:block;color:#333}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px;border:1px solid #000000;border-radius:5px;box-sizing:border-box}.form-group textarea{height:140px}button[type=submit]{padding:12px 18px;font-size:1rem;background-color:#007bff;color:#fff;border:none;border-radius:5px;cursor:pointer;box-shadow:0 2px 5px #00000026}button[type=submit]:hover{background-color:#0056b3}button[type=button].close-modal-button{background-color:#dc3545;color:#fff;padding:12px 18px}button[type=button].close-modal-button:hover{background-color:#c82333}@media (max-width: 768px){.modal-content{width:90%;max-width:400px;padding:20px;max-height:80vh}.form-group input,.form-group select,.form-group textarea{padding:10px}}@media (max-width: 480px){.modal-content{width:90%;max-width:350px;padding:15px;max-height:80vh}.form-group input,.form-group select,.form-group textarea{padding:8px}}.form-group{position:relative}.autocomplete-container{position:absolute;top:60px;left:0;right:0;background:#fff;border:1px solid #ccc;z-index:2000;max-height:200px;overflow-y:auto}.autocomplete-item{padding:8px 12px;cursor:pointer;color:#000;text-align:left}.autocomplete-item:hover{background-color:#f0f0f0}.feedback-header{display:flex;justify-content:space-between;align-items:center}.feedback-header{display:flex;justify-content:space-between;align-items:center;position:relative}.feedback-buttons{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.edit-button{background-color:#4d79ff;color:#fff;border:none;padding:8px 16px;cursor:pointer;border-radius:4px}.edit-button:hover{background-color:#1a53ff}.delete-button{background-color:#ff4d4d;color:#fff;border:none;padding:8px 16px;cursor:pointer;border-radius:4px}.delete-button:hover{background-color:#ff1a1a}.subject-header{display:flex;justify-content:space-between;align-items:flex-start}.subject-stats{display:flex;flex-direction:column;gap:4px;text-align:right}
