:root{--color-primary: #1E395F;--color-primary-hover: #2A4D80;--color-accent: #32EFCB;--color-accent-hover: #5CF2D6;--color-bg-base: #f8fafc;--color-bg-surface: #ffffff;--color-text-main: #0f172a;--color-text-muted: #64748b;--color-border: #e2e8f0;--font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-md: .5rem;--radius-lg: .75rem;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,sans-serif}html{scrollbar-gutter:stable}body{font-family:var(--font-family-base);background-color:var(--color-bg-base);color:var(--color-text-main);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{font-weight:600;color:var(--color-text-main)}p{color:var(--color-text-muted)}.app-container{display:flex;min-height:100vh;background-color:var(--color-bg-base)}.sidebar{width:250px;background:linear-gradient(180deg,var(--color-primary) 0%,#0f1c2e 100%);color:#fff;display:flex;flex-direction:column;box-shadow:4px 0 20px #00000014;position:relative;z-index:10;transition:width var(--transition-fast)}.sidebar.collapsed{width:80px}.sidebar-toggle-btn{background:transparent;border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:var(--radius-md);transition:background-color var(--transition-fast)}.sidebar-toggle-btn:hover{background-color:#ffffff1a}.sidebar-header{padding:1.5rem 1rem;border-bottom:1px solid rgba(255,255,255,.05);display:flex;align-items:center;justify-content:space-between;gap:.5rem}.sidebar.collapsed .sidebar-header{justify-content:center;padding:1.5rem .5rem}.sidebar-header-info{display:flex;flex-direction:column;align-items:center;overflow:hidden;text-align:center}.sidebar-header-info h2{color:#fff;margin-bottom:0;text-shadow:0 2px 4px rgba(0,0,0,.2)}.sidebar-nav{padding:1.5rem 1rem;flex:1;overflow-y:auto;overflow-x:hidden}.sidebar.collapsed .sidebar-nav{padding:1.5rem .5rem}.sidebar-nav ul{list-style:none;display:flex;flex-direction:column;gap:.25rem}.sidebar-nav a{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;color:#cbd5e1;text-decoration:none;font-weight:500;font-size:.875rem;border-radius:var(--radius-md);transition:all var(--transition-fast);border:1px solid transparent;white-space:nowrap}.sidebar.collapsed .sidebar-nav a{justify-content:center;padding:.75rem;gap:0}.sidebar-nav a svg{flex-shrink:0;width:20px;height:20px}.sidebar-nav a span{transition:opacity var(--transition-fast)}.sidebar.collapsed .sidebar-nav a span{display:none}.sidebar-nav a:hover,.sidebar-nav a.active{background-color:#ffffff14;color:#fff;border-color:#ffffff0d;box-shadow:0 2px 8px #0000001a}.sidebar:not(.collapsed) .sidebar-nav a:hover,.sidebar:not(.collapsed) .sidebar-nav a.active{transform:translate(4px)}.sidebar-nav a.active{font-weight:600;background-color:#ffffff1f}.nav-category{font-size:.75rem;font-weight:700;color:#fff6;text-transform:uppercase;letter-spacing:.08em;margin-top:1.5rem;margin-bottom:.75rem;padding-left:1rem;white-space:nowrap}.sidebar.collapsed .nav-category{display:none}.sidebar-nav ul li:first-child.nav-category{margin-top:0}.main-area{flex:1;display:flex;flex-direction:column;overflow-x:hidden}.topbar{background-color:var(--color-bg-surface);height:64px;display:flex;align-items:center;justify-content:flex-end;padding:0 2rem;border-bottom:1px solid var(--color-border)}.user-info{display:flex;align-items:center;gap:1.5rem;font-weight:500}.user-info span{color:var(--color-primary);font-weight:300;font-family:Inter,sans-serif;font-size:.9rem}.btn-logout{background-color:transparent;border:1px solid var(--color-border);color:var(--color-text-main)}.btn-logout:hover{background-color:#f1f5f9}.main-content{flex:1;padding:2rem}.card{background:var(--color-bg-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);padding:1.5rem;transition:box-shadow var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background-color:var(--color-bg-base)}.login-card{width:100%;max-width:400px;padding:2.5rem}.login-header{text-align:center;margin-bottom:2rem}.login-header h2{color:var(--color-primary);font-size:1.75rem}.form-group{margin-bottom:1.25rem;display:flex;flex-direction:column}.form-group label{font-size:.875rem;font-weight:500;margin-bottom:.5rem}.form-group input{padding:.75rem;height:46px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:1rem;font-family:inherit;transition:border-color var(--transition-fast)}.form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1e395f1a}.login-btn{width:100%;padding:.75rem;font-size:1rem;margin-top:1rem}.alert-danger{background-color:#fee2e2;color:var(--color-danger);padding:.75rem;border-radius:var(--radius-md);margin-bottom:1.5rem;font-size:.875rem;text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;font-size:.875rem;font-weight:500;border-radius:var(--radius-md);cursor:pointer;border:none;transition:all var(--transition-fast)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.btn-accent{background-color:var(--color-accent);color:#1e395f;font-weight:600}.btn-accent:hover{background-color:var(--color-accent-hover)}.btn-success{background-color:var(--color-success);color:#fff}.btn-danger{background-color:var(--color-danger);color:#fff}.btn-close-modal{padding:.5rem;background-color:#f1f5f9;border:none;border-radius:50%;color:var(--color-text-muted);display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;cursor:pointer;transition:all var(--transition-fast)}.btn-close-modal:hover{background-color:#e2e8f0;color:var(--color-text-main)}.table-container{width:100%;overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--color-border)}table{width:100%;border-collapse:collapse;text-align:left}th,td{padding:1rem;border-bottom:1px solid var(--color-border)}th{background-color:#f1f5f9;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;font-size:.75rem;letter-spacing:.05em}tr:last-child td{border-bottom:none}tr:hover td{background-color:#f8fafc}.col-truncate{max-width:200px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.custom-select{-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2364748b' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right .75rem center;background-size:1rem;padding-right:2.5rem!important}.custom-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1e395f1a}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#0f172a66;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;justify-content:center;align-items:flex-start;padding:2rem;overflow-y:auto}.modal-content{background-color:var(--color-bg-base);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:1040px;padding:2rem;position:relative;margin:auto;overflow:visible;animation:modalFadeIn .2s ease-out}.modal-content label{color:var(--color-primary)}@keyframes modalFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes customDialogFadeIn{0%{opacity:0}to{opacity:1}}@keyframes customDialogScaleIn{0%{opacity:0;transform:scale(.92) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}