@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@100..900&display=swap");
:root{--bg:#F0F2F8;--surface:#FFFFFF;--surface-2:#F8F9FC;--sidebar-bg:#13133A;--sidebar-hover:rgba(255,255,255,.07);--sidebar-active:rgba(255,255,255,.12);--sidebar-border:rgba(255,255,255,.06);--sidebar-w:220px;--primary:#4F46E5;--primary-light:#EEF2FF;--primary-hover:#4338CA;--accent:#10B981;--accent-light:#ECFDF5;--danger:#EF4444;--danger-light:#FEF2F2;--warning:#F59E0B;--warning-light:#FFFBEB;--text:#0F172A;--text-secondary:#475569;--text-muted:#94A3B8;--border:#E2E8F0;--radius-sm:6px;--radius:10px;--radius-lg:14px;--shadow-sm:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);--shadow:0 4px 16px rgba(0,0,0,.07);--font:'Montserrat',sans-serif}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:15px;background:var(--bg)}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.5;display:flex;min-height:100vh}
a{color:inherit;text-decoration:none}
p{margin:0 0 16px}
h1,h2,h3{margin:0;font-family:var(--font)}
code{font-family:"SF Mono","Fira Code",monospace;font-size:11px;background:var(--surface-2);border:1px solid var(--border);padding:2px 6px;border-radius:var(--radius-sm);color:var(--text-secondary)}

.content{width:100%;padding:40px 40px 40px calc(var(--sidebar-w) + 40px);min-height:100vh}
.top-section{margin-bottom:28px}
.top-section h1{font-size:24px;font-weight:700}
.top-section p{font-size:13px;color:var(--text-muted);margin-top:4px}

.sidebar{width:var(--sidebar-w);height:100vh;position:fixed;top:0;left:0;background:var(--sidebar-bg);display:flex;flex-direction:column;box-shadow:1px 0 0 var(--sidebar-border);z-index:100}
.sidebar-logo{padding:24px;font-weight:700;color:#fff;font-size:15px;border-bottom:1px solid var(--sidebar-border);margin-bottom:12px}
.sidebar nav{flex:1;padding:0 12px}
.sidebar nav ul{list-style:none;display:flex;flex-direction:column;gap:2px}
.sidebar nav ul li>a{color:rgba(255,255,255,.65);display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius);font-size:13px;font-weight:500}
.sidebar nav ul li>a:hover{color:#fff;background:var(--sidebar-hover)}
.sidebar nav ul li.active>a{color:#fff;background:var(--sidebar-active)}
.logout-section{padding:12px;border-top:1px solid var(--sidebar-border);margin-top:auto}
.logout-section a{color:rgba(255,255,255,.45);display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius);font-size:13px}
.logout-section a:hover{color:#fff;background:var(--sidebar-hover)}

.custom-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:var(--primary);color:#fff;padding:10px 20px;border-radius:var(--radius);font:600 13px var(--font);border:none;cursor:pointer;text-decoration:none}
.custom-button:hover{background:var(--primary-hover)}

.form-group{margin-bottom:0}
.form-group label{display:block;font-size:11px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
input[type=date],input[type=text],input[type=password],input[type=url],input[type=number],select,textarea{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font:13px var(--font);color:var(--text);background:var(--surface);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.12)}

.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:24px}
.card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:20px 24px;overflow:hidden}
.card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.card-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);margin-bottom:10px}
.card-value{font-size:30px;font-weight:700;color:var(--text);line-height:1}
.card-sub{font-size:12px;color:var(--text-muted);margin-top:8px}
.meter{height:6px;margin-top:12px;background:#F1F5F9;border-radius:99px;overflow:hidden}
.meter-bar{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--warning),#FCD34D)}

.chart-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:28px;margin-bottom:24px}
.chart-box h2{font-size:14px;font-weight:600;color:var(--text-secondary);margin-bottom:20px}
.chart-box canvas{max-height:380px}

.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
table{width:100%;border-collapse:collapse;font-size:13px}
table th{padding:10px 16px;text-align:left;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border);background:var(--surface-2)}
table td{padding:13px 16px;border-bottom:1px solid var(--border);color:var(--text-secondary);vertical-align:middle}
table tbody tr:hover{background:var(--surface-2)}

.empty-state{padding:48px 24px;text-align:center;color:var(--text-muted)}
.alert{display:flex;align-items:center;gap:10px;margin-bottom:20px;padding:12px 16px;border-radius:var(--radius);font-size:13px;font-weight:500}
.alert--success{background:var(--accent-light);color:#065F46;border:1px solid #A7F3D0}
.alert--error{background:var(--danger-light);color:#991B1B;border:1px solid #FECACA}
.notice{background:var(--accent-light);color:#065F46;border:1px solid #A7F3D0;padding:10px 14px;border-radius:var(--radius);font-size:13px;margin-bottom:16px}

.login-screen{width:100vw;min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#13133A 0%,#1e1b5e 60%,#2d1b69 100%)}
.login-box{width:100%;max-width:360px;background:var(--surface);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow)}
.login-box h1{font-size:20px;font-weight:700;margin-bottom:4px}
.login-box p{font-size:13px;color:var(--text-muted);margin-bottom:24px}
.login-box form{display:flex;flex-direction:column;gap:14px}
.login-box label{display:block;font-size:11px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
.login-box button{margin-top:8px;padding:12px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);font:600 14px var(--font);cursor:pointer}
.login-box button:hover{background:var(--primary-hover)}
.login-error{margin-top:14px;padding:10px 14px;background:var(--danger-light);color:#991B1B;border:1px solid #FECACA;border-radius:var(--radius);font-size:13px}

@media (max-width:900px){.content{padding:24px}.sidebar{display:none}}