:root{--primary-color: #3b82f6;--primary-hover: #2563eb;--secondary-color: #10b981;--bg-color: #f8fafc;--surface-color: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border-color: #e2e8f0;--danger-color: #ef4444;--warning-color: #f59e0b;--panel-bg: rgba(255, 255, 255, .85);--glass-border: rgba(255, 255, 255, .2);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition-fast: .15s ease-in-out;--transition-normal: .3s ease-in-out}[data-theme=dark]{--primary-color: #60a5fa;--primary-hover: #3b82f6;--bg-color: #0f172a;--surface-color: #1e293b;--text-main: #f8fafc;--text-muted: #94a3b8;--border-color: #334155;--panel-bg: rgba(30, 41, 59, .85);--glass-border: rgba(255, 255, 255, .1);--danger-color: #f87171;--warning-color: #fbbf24}[data-color=orange]{--primary-color: #f97316;--primary-hover: #ea580c}[data-color=crimson]{--primary-color: #e11d48;--primary-hover: #be123c}[data-color=purple]{--primary-color: #8b5cf6;--primary-hover: #7c3aed}[data-color=emerald]{--primary-color: #10b981;--primary-hover: #059669}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.app-container{display:flex;height:100vh;overflow:hidden;position:relative}.sidebar{width:260px;background-color:var(--surface-color);border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:1.5rem 1rem;z-index:50;transition:transform var(--transition-normal)}.logo{font-size:1.25rem;font-weight:700;color:var(--primary-color);margin-bottom:2rem;padding:0 .75rem;display:flex;align-items:center;gap:.5rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:var(--radius-md);color:var(--text-muted);text-decoration:none;font-weight:500;transition:all var(--transition-fast);margin-bottom:.25rem;cursor:pointer;border:none;background:transparent;width:100%;text-align:left;font-size:.95rem}.nav-link:hover{background-color:var(--bg-color);color:var(--text-main)}.nav-link.active{background-color:#eff6ff;color:var(--primary-color);font-weight:600}.main-content{flex:1;display:flex;flex-direction:column;position:relative;overflow:hidden}.page-wrapper{flex:1;overflow-y:auto;position:relative}.header{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 2rem;background-color:var(--surface-color);border-bottom:1px solid var(--border-color);position:relative;z-index:5}.page-title{font-size:1.25rem;font-weight:600}.page-content{padding:2rem;flex:1}.card{background-color:var(--surface-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:1.5rem;transition:box-shadow var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent;font-size:.875rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-outline{background-color:transparent;border-color:var(--border-color);color:var(--text-main)}[data-theme=dark] .btn-outline{border-color:var(--border-color);color:var(--text-main)}[data-theme=dark] .btn-outline:hover{background-color:var(--border-color)}.btn-outline:hover{background-color:var(--bg-color);border-color:#cbd5e1}.btn-danger{background-color:#fef2f2;color:var(--danger-color);border-color:#fecaca}[data-theme=dark] .btn-danger{background-color:#ef44441a;border-color:#ef444433}.btn-danger:hover{background-color:#fee2e2}.table-container{width:100%}@media(max-width:768px){.table-container{overflow-x:auto}}table{width:100%;border-collapse:collapse}th{text-align:left;padding:1rem;font-size:.75rem;text-transform:uppercase;color:var(--text-muted);font-weight:600;border-bottom:1px solid var(--border-color);background-color:var(--bg-color)}td{padding:1rem;font-size:.875rem;transition:padding .2s cubic-bezier(.4,0,.2,1)}tr.drag-over-before td{padding-top:1.5rem;padding-bottom:.5rem}tr.drag-over-after td{padding-top:.5rem;padding-bottom:1.5rem}tr{transition:background-color var(--transition-fast)}tr:hover{background-color:var(--bg-color)}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text-main)}.form-control{width:100%;padding:.625rem;border-radius:var(--radius-md);border:1px solid var(--border-color);font-size:.875rem;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);font-family:inherit}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a}.badge{display:inline-flex;align-items:center;padding:.25rem .625rem;border-radius:9999px;font-size:.75rem;font-weight:600}.badge-success{background-color:#10b9811a;color:var(--secondary-color)}.badge-warning{background-color:#f59e0b1a;color:var(--warning-color)}.badge-info{background-color:#3b82f61a;color:var(--primary-color)}.side-panel-overlay{position:fixed;inset:0;background-color:#0f172a66;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:40;opacity:0;visibility:hidden;transition:opacity var(--transition-normal),visibility 0s linear var(--transition-normal)}.side-panel-overlay.open{opacity:1;visibility:visible;transition:opacity var(--transition-normal),visibility 0s linear 0s}.side-panel{position:fixed;top:0;right:0;bottom:0;width:400px;background-color:var(--surface-color);box-shadow:-10px 0 15px -3px #0000001a;z-index:50;transform:translate(100%);transition:transform var(--transition-normal) cubic-bezier(.4,0,.2,1),visibility 0s linear var(--transition-normal);visibility:hidden;display:flex;flex-direction:column}.side-panel.open{transform:translate(0);visibility:visible;transition:transform var(--transition-normal) cubic-bezier(.4,0,.2,1),visibility 0s linear 0s}.panel-header{padding:1.5rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.panel-title{font-size:1.125rem;font-weight:600}.panel-close{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:.25rem;border-radius:var(--radius-md);transition:background-color var(--transition-fast)}.panel-close:hover{background-color:var(--bg-color);color:var(--text-main)}.panel-body{padding:1.5rem;flex:1;overflow-y:auto}.panel-footer{padding:1.5rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:.75rem}.notification-item{padding:1rem;border-bottom:1px solid var(--border-color);transition:background-color var(--transition-fast);cursor:pointer;display:flex;gap:1rem}.notification-item:hover{background-color:var(--bg-color)}.notification-item.unread{background-color:#3b82f60d}.notification-icon{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.notification-content h4{font-size:.875rem;font-weight:600;margin-bottom:.25rem;color:var(--text-main)}.notification-content p{font-size:.8125rem;color:var(--text-muted);margin-bottom:.25rem}.notification-time{font-size:.75rem;color:var(--text-muted)}.theme-option{width:40px;height:40px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform var(--transition-fast)}.theme-option.active{border-color:var(--primary-color);transform:scale(1.1)}.flex-between{display:flex;justify-content:space-between;align-items:center}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.custom-dropdown-container{position:relative}.custom-dropdown{position:absolute;top:100%;left:0;width:100%;max-height:200px;overflow-y:auto;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);z-index:50;margin-top:.25rem;padding:.25rem 0}.custom-dropdown-item{padding:.5rem 1rem;cursor:pointer;font-size:.875rem;color:var(--text-main);transition:background-color var(--transition-fast)}.custom-dropdown-item:hover{background-color:var(--bg-color);color:var(--primary-color)}.calendar-wrapper{display:flex;flex-direction:column;height:600px;overflow:auto;border-radius:var(--radius-lg);border:1px solid var(--border-color);background-color:var(--surface-color)}.calendar-header{display:grid;grid-template-columns:80px 1fr;border-bottom:2px solid var(--border-color);background-color:var(--bg-color);position:sticky;top:0;z-index:20;min-width:max-content}.calendar-day-headers{display:grid;grid-auto-columns:1fr;grid-auto-flow:column}.calendar-header-cell{padding:1rem;text-align:center;font-weight:600;color:var(--text-muted);border-left:1px solid var(--border-color);font-size:.875rem}.calendar-body{display:grid;grid-template-columns:80px 1fr;flex:1;min-width:max-content}.calendar-times{display:flex;flex-direction:column;background-color:var(--bg-color);border-right:1px solid var(--border-color);position:sticky;left:0;z-index:10}.calendar-time-slot-label{height:60px;display:flex;align-items:flex-start;justify-content:center;padding-top:.5rem;font-size:.75rem;color:var(--text-muted);border-bottom:1px solid var(--border-color);box-sizing:border-box}.calendar-grid-container{display:grid;grid-auto-columns:1fr;grid-auto-flow:column;position:relative;background-image:linear-gradient(to bottom,transparent 59px,var(--border-color) 60px);background-size:100% 60px;min-height:100%}.calendar-day-column{position:relative;border-left:1px solid var(--border-color)}.calendar-day-column:first-child{border-left:none}.calendar-event-card{position:absolute;left:4px;right:4px;background-color:var(--surface-color);border-left:4px solid var(--primary-color);border-radius:var(--radius-md);padding:.5rem;box-shadow:var(--shadow-sm);overflow:hidden;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast);z-index:5;min-height:50px}.calendar-event-card.status-bekliyor{border-left-color:var(--warning-color)}.calendar-event-card.status-tamamlandi{border-left-color:var(--secondary-color);opacity:.7}.dashboard-grid{grid-template-columns:2fr 1fr}.calendar-event-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);z-index:6;opacity:1}.calendar-event-title{font-size:.8125rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:.125rem}.calendar-event-time{font-size:.65rem;color:var(--text-muted)}.mobile-menu-btn{display:none;background:transparent;border:none;color:var(--text-main);cursor:pointer;padding:.25rem}.mobile-menu-close{display:none;background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem}.sidebar-overlay{display:none;position:fixed;inset:0;background-color:#00000080;z-index:40;opacity:0;transition:opacity var(--transition-normal);pointer-events:none}.sidebar-overlay.active{display:block;opacity:1;pointer-events:auto}@media(max-width:768px){.sidebar{position:fixed;top:0;left:0;bottom:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.mobile-menu-btn,.mobile-menu-close{display:block}.header{padding:.5rem 1rem;height:auto;min-height:60px;flex-wrap:wrap;gap:.5rem}.page-content,.card{padding:1rem}.page-title{font-size:1.125rem}.flex-between{flex-direction:column;align-items:stretch;gap:1rem}.flex-between>div{display:flex;flex-direction:column;gap:.5rem}.hidden-mobile{display:none!important}.dashboard-grid{grid-template-columns:1fr}.announcement-card{flex-direction:column!important;align-items:flex-start!important;gap:1rem!important}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:scaleY(.8) translateY(-8px)}to{opacity:1;transform:scaleY(1) translateY(0)}}.advanced-dropdown{position:absolute;top:100%;margin-top:.5rem;width:320px;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:1rem;z-index:200;transform-origin:top;transition:opacity .2s ease-out,transform .2s ease-out,visibility .2s;opacity:0;visibility:hidden;transform:scaleY(.8) translateY(-8px)}.advanced-dropdown.open{opacity:1;visibility:visible;transform:scaleY(1) translateY(0)}.toast-container{position:fixed;z-index:99999;display:flex;flex-direction:column;gap:.75rem;pointer-events:none}@media(min-width:768px){.toast-container{bottom:2rem;right:2rem;align-items:flex-end}}@media(max-width:767px){.toast-container{top:1rem;left:1rem;right:1rem;align-items:center}.toast-notification{width:100%;max-width:none!important}}.toast-notification{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:350px;max-width:calc(100vw - 2rem);pointer-events:auto;overflow:hidden;position:relative;touch-action:none;transition:transform .1s ease-out,opacity .1s ease-out}@media(min-width:768px){.toast-notification{animation:toastSlideInDesktop .3s cubic-bezier(.4,0,.2,1)}.toast-closing{animation:toastSlideOutDesktop .3s cubic-bezier(.4,0,.2,1) forwards!important}}@media(max-width:767px){.toast-notification{animation:toastSlideInMobile .3s cubic-bezier(.4,0,.2,1)}.toast-closing{animation:toastSlideOutMobile .3s cubic-bezier(.4,0,.2,1) forwards!important}}.toast-content{display:flex;align-items:flex-start;padding:1rem;gap:.75rem}.toast-icon{flex-shrink:0;margin-top:.125rem}.toast-text{flex:1;min-width:0}.toast-title{font-weight:600;font-size:.9375rem;color:var(--text-main);margin-bottom:.25rem}.toast-message{font-size:.8125rem;color:var(--text-muted);line-height:1.4}.toast-close{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem;border-radius:4px;flex-shrink:0;margin:-.25rem -.25rem 0 0;transition:all .2s}.toast-close:hover{background-color:var(--bg-color);color:var(--text-main)}.toast-progress-bar{height:3px;background-color:var(--border-color);width:100%;position:absolute;bottom:0;left:0}.toast-progress-fill{height:100%;background-color:var(--primary-color)}@keyframes toastSlideInDesktop{0%{opacity:0;transform:translate(50px) scale(.95)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes toastSlideOutDesktop{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(50px) scale(.95)}}@keyframes toastSlideInMobile{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes toastSlideOutMobile{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-20px) scale(.95)}}