:root{--font-sans:"Lato", system-ui, -apple-system, sans-serif;--font-display:"Lato", sans-serif;--primary-h:220;--primary-s:90%;--primary-l:56%;--primary:hsl(var(--primary-h), var(--primary-s), var(--primary-l));--primary-hover:hsl(var(--primary-h), var(--primary-s), 46%);--primary-light:hsla(var(--primary-h), var(--primary-s), var(--primary-l), .08);--secondary-h:224;--secondary-s:30%;--secondary-l:45%;--secondary:hsl(var(--secondary-h), var(--secondary-s), var(--secondary-l));--secondary-hover:hsl(var(--secondary-h), var(--secondary-s), 35%);--accent-cyan:#1d9ec9;--accent-rose:#e23653;--accent-emerald:#29a366;--accent-amber:#eca413;--accent-slate:#667b99;--bg-gradient:linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);--bg-card:#ffffff8c;--bg-card-hover:#fffc;--border-card:#0000000f;--text-primary:#0f1729;--text-secondary:#3d4e66;--text-muted:#728297;--shadow-sm:0 2px 8px #0f172a05;--shadow-md:0 10px 25px -5px #0f172a0f, 0 8px 16px -6px #0f172a0a;--shadow-lg:0 25px 50px -12px #0f172a1a;--blur:20px;--radius-sm:8px;--radius-md:14px;--radius-lg:20px}[data-theme=dark]{--bg-gradient:linear-gradient(135deg, #0f172a 0%, #1e293b 100%);--bg-card:#1e293b99;--bg-card-hover:#1e293bd9;--border-card:#ffffff0a;--text-primary:#f8fafc;--text-secondary:#c2cad6;--text-muted:#8a96a8;--primary:#5189fb;--primary-hover:#1f68f9;--primary-light:#3b82f626;--secondary:#a3b0c2;--secondary-hover:#8596ad;--shadow-sm:0 4px 12px #0003;--shadow-md:0 16px 40px -10px #0006;--shadow-lg:0 30px 60px -15px #00000080}*{box-sizing:border-box;font-family:var(--font-sans);margin:0;padding:0;transition:background-color .3s,border-color .3s}body{background:var(--bg-gradient);color:var(--text-primary);min-height:100vh;overflow-x:hidden}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border-card);box-shadow:var(--shadow-md);border-radius:var(--radius-md)}.glass-panel-interactive{background:var(--bg-card);-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border-card);box-shadow:var(--shadow-sm);border-radius:var(--radius-md);cursor:pointer;transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s,background-color .2s}.glass-panel-interactive:hover{background:var(--bg-card-hover);box-shadow:var(--shadow-md);border-color:hsla(var(--primary-h), var(--primary-s), var(--primary-l), .3);transform:translateY(-2px)}.app-container{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border-card);z-index:10;flex-direction:column;flex-shrink:0;gap:1.5rem;width:230px;padding:1.5rem 1rem;transition:width .3s cubic-bezier(.4,0,.2,1),padding .3s;display:flex;overflow:hidden}.sidebar.collapsed{align-items:center;width:70px;padding:1.5rem .5rem}.main-content{flex-grow:1;width:100%;max-width:1600px;margin:0 auto;padding:1.5rem 2rem}h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.02em;font-weight:700}.title-gradient{background:linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1.1rem;font-size:.85rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 10px #3b82f633}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 14px #3b82f64d}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-card)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--text-muted)}.btn-danger{background:var(--accent-rose);color:#fff}.btn-danger:hover{opacity:.9;transform:translateY(-1px)}.form-group{flex-direction:column;gap:.5rem;margin-bottom:1.25rem;display:flex}.form-group label{color:var(--text-secondary);font-size:.8rem;font-weight:700}.form-control{border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--border-card);color:var(--text-primary);outline:none;padding:.6rem .9rem;font-size:.9rem;transition:border-color .2s}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.schedule-grid-container{margin-top:1.5rem;overflow-x:auto}.schedule-grid{grid-template-columns:100px repeat(6,minmax(140px,1fr));gap:8px;min-width:940px;display:grid}.schedule-header{text-align:center;background:var(--primary-light);border-radius:var(--radius-sm);color:var(--text-primary);font-weight:700;font-family:var(--font-display);padding:.75rem .5rem;font-size:.85rem}.schedule-row-header{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-sm);flex-direction:column;justify-content:center;align-items:center;padding:.75rem .5rem;font-size:.8rem;font-weight:700;display:flex}.schedule-cell{background:var(--bg-card);border:1px dashed var(--border-card);border-radius:var(--radius-sm);flex-direction:column;justify-content:space-between;min-height:80px;padding:.25rem;transition:all .15s;display:flex;position:relative}.schedule-cell.active:hover{border-style:solid;border-color:var(--primary);background:var(--bg-card-hover)}.slot-card{box-shadow:var(--shadow-sm);border-left:3px solid var(--border-color,var(--primary));border-radius:6px;flex-direction:column;justify-content:space-between;height:100%;padding:.35rem;font-size:.75rem;font-weight:500;display:flex;position:relative;color:#0f1729!important}.slot-card .delete-btn{opacity:0;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;transition:opacity .15s;display:flex;position:absolute;top:2px;right:2px}.slot-card:hover .delete-btn{opacity:1}.slot-card.has-conflict{animation:.5s ease-in-out shake;border:2px solid var(--accent-rose)!important;background:#ffe4e6!important}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-3px)}75%{transform:translate(3px)}}@media (width<=1024px){.app-container{flex-direction:column}.sidebar{border-right:none;border-bottom:1px solid var(--border-card);width:100%!important;padding:1.25rem!important}.main-content{padding:1.25rem}}.schedule-break-row{background:var(--bg-card);border:1px solid var(--border-card);text-align:center;border-radius:var(--radius-sm);color:var(--text-secondary);letter-spacing:.05em;text-transform:uppercase;grid-column:span 7;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1rem;font-size:.8rem;font-weight:700;display:flex;box-shadow:inset 0 0 10px #00000005}