@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@300;400;500;600;700&display=swap');

:root {
  --bg-base:        #F0EDE6;
  --bg-surface:     #FAFAF7;
  --bg-elevated:    #F0EDE6;
  --border:         #E2DFD8;
  --border-med:     #D4D0C8;
  --purple:         #3D3785;
  --purple-light:   #5B55A0;
  --purple-soft:    #EEEDF8;
  --text-primary:   #2A2750;
  --text-secondary: #7A7898;
  --text-muted:     #B0ADC8;
  --terra:          #C4603A;
  --terra-soft:     #FAF0EC;
  --terra-border:   #F0CCBE;
  --mint:           #1B5E4A;
  --mint-soft:      #E6F5F1;
  --mint-border:    #A8D5C8;
  --honey:          #D4A97A;
  --honey-soft:     #FDF5EC;
  --sidebar-bg:     #3D3785;
  --sidebar-width:  210px;
  --seg-track:      #8A8680;
  --radius:         8px;
  --radius-sm:      5px;
  --radius-lg:      12px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px}
body{font-family:'Lexend',sans-serif;background:var(--bg-base);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased;line-height:1.6}
a{color:var(--purple-light);text-decoration:none}
a:hover{color:var(--purple)}

/* LOGIN */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-base)}
.login-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:14px;padding:40px 34px;width:100%;max-width:340px;box-shadow:0 8px 32px rgba(42,39,80,0.08)}
.login-logo{text-align:center;margin-bottom:28px}
.login-logo .logo-mark{width:48px;height:48px;background:var(--purple);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;color:#fff;margin:0 auto 14px}
.login-logo h1{font-size:17px;font-weight:600;color:var(--text-primary);margin-bottom:4px}
.login-logo span{font-size:12px;color:var(--text-muted);display:block}
.login-footer{text-align:center;font-size:11px;color:var(--text-muted);margin-top:20px}

/* FORMS */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:10px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px}
.form-control{width:100%;background:var(--bg-elevated);border:1px solid var(--border-med);border-radius:var(--radius);padding:11px 13px;font-family:'Lexend',sans-serif;font-size:13px;color:var(--text-primary);outline:none;transition:border-color 0.2s,box-shadow 0.2s}
.form-control:focus{border-color:var(--purple);box-shadow:0 0 0 3px rgba(61,55,133,0.1)}
.form-control::placeholder{color:var(--text-muted)}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A7898' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;padding-right:36px;cursor:pointer}
textarea.form-control{resize:vertical;min-height:80px}
.form-row{display:grid;gap:14px}
.form-row.cols-2{grid-template-columns:1fr 1fr}
.form-row.cols-3{grid-template-columns:1fr 1fr 1fr}
.form-hint{font-size:10px;color:var(--text-muted);margin-top:4px}
.form-actions{display:flex;gap:9px;margin-top:18px}

/* SEGMENTED CONTROL — darker track, white text both states */
.seg-control{display:flex;background:var(--seg-track);border-radius:9px;padding:3px;gap:3px}
.seg-control button{flex:1;padding:9px 4px;border:none;border-radius:7px;font-family:'Lexend',sans-serif;font-size:12px;font-weight:600;cursor:pointer;color:#fff;background:transparent;transition:background 0.15s}
.seg-control button.active{background:var(--purple);font-weight:700}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:var(--radius);font-family:'Lexend',sans-serif;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:opacity 0.15s,box-shadow 0.15s;white-space:nowrap;text-decoration:none}
.btn:active{opacity:0.88}
.btn-primary{background:var(--purple);color:#fff}
.btn-primary:hover{box-shadow:0 4px 14px rgba(61,55,133,0.25);color:#fff}
.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border)}
.btn-secondary:hover{background:var(--bg-elevated);color:var(--text-primary)}
.btn-danger{background:var(--terra);color:#fff}
.btn-sm{padding:6px 12px;font-size:11px}
.btn-xs{padding:4px 9px;font-size:10px}
.btn-icon{padding:7px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all 0.15s;font-family:'Lexend',sans-serif;font-size:12px}
.btn-icon:hover{border-color:var(--purple);color:var(--purple)}

/* QUICK ACTION CARD BUTTONS */
.quick-action-btn{background:var(--bg-surface);border:1px solid var(--border);border-radius:10px;padding:13px 12px;display:flex;flex-direction:column;align-items:flex-start;gap:8px;cursor:pointer;font-family:'Lexend',sans-serif;text-decoration:none;transition:box-shadow 0.15s,border-color 0.15s}
.quick-action-btn:hover{border-color:var(--purple);box-shadow:0 2px 10px rgba(61,55,133,0.1)}
.quick-action-btn .qa-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.quick-action-btn .qa-label{font-size:12px;font-weight:600;color:var(--text-primary)}

/* ALERTS */
.alert{padding:11px 16px;border-radius:var(--radius);font-size:12px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.alert-success{background:var(--mint-soft);border:1px solid var(--mint-border);color:var(--mint)}
.alert-error{background:var(--terra-soft);border:1px solid var(--terra-border);color:var(--terra)}
.alert-info{background:var(--purple-soft);border:1px solid #D0CEEE;color:var(--purple-light)}
.alert-warning{background:var(--honey-soft);border:1px solid #EBCFA0;color:#8B5E1A}

/* APP LAYOUT */
.app-layout{display:flex;min-height:100vh}

/* SIDEBAR */
.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;transition:transform 0.3s}
.sidebar-logo{padding:22px 18px;border-bottom:1px solid rgba(255,255,255,0.1)}
.sidebar-logo .logo-mark{width:36px;height:36px;background:rgba(255,255,255,0.15);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:#fff;margin-bottom:11px}
.sidebar-logo h2{font-size:14px;font-weight:600;color:#fff}
.sidebar-logo span{font-size:11px;color:rgba(255,255,255,0.45)}
.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.nav-section-label{font-size:9px;font-weight:600;color:rgba(255,255,255,0.35);text-transform:uppercase;letter-spacing:0.7px;padding:8px 18px 3px}
.nav-item{display:flex;align-items:center;gap:9px;padding:9px 18px;font-size:12px;color:rgba(255,255,255,0.55);border-left:3px solid transparent;cursor:pointer;text-decoration:none;transition:all 0.15s;font-weight:400}
.nav-item:hover{background:rgba(255,255,255,0.07);color:rgba(255,255,255,0.85)}
.nav-item.active{color:#fff;background:rgba(255,255,255,0.1);border-left-color:var(--terra);font-weight:600}
.sidebar-footer{padding:16px 18px;border-top:1px solid rgba(255,255,255,0.1)}
.sidebar-user{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.user-avatar{width:32px;height:32px;background:rgba(255,255,255,0.15);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;flex-shrink:0}
.user-name{font-size:13px;font-weight:500;color:#fff}
.user-role{font-size:10px;color:rgba(255,255,255,0.45)}

/* MAIN CONTENT */
.main-content{margin-left:var(--sidebar-width);flex:1;display:flex;flex-direction:column;min-height:100vh}
.topbar{background:var(--bg-surface);border-bottom:1px solid var(--border);padding:0 24px;height:52px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}
.topbar-title{font-size:15px;font-weight:600;color:var(--text-primary)}
.topbar-actions{display:flex;align-items:center;gap:9px}
.page-content{padding:24px 26px;flex:1}

/* CARDS */
.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:16px}
.card-header{padding:13px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-size:13px;font-weight:600;color:var(--text-primary)}
.card-link{font-size:11px;color:var(--purple-light);background:var(--purple-soft);border-radius:6px;padding:3px 9px;cursor:pointer;text-decoration:none}
.card-body{padding:20px}

/* STATS */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}
.stat-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;border-top:3px solid transparent}
.stat-label{font-size:10px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.4px;margin-bottom:7px;font-weight:500}
.stat-value{font-size:24px;font-weight:700;color:var(--text-primary)}
.stat-value.positive{color:var(--mint)}
.stat-value.negative{color:var(--terra)}
.stat-sub{font-size:10px;color:var(--text-muted);margin-top:4px}

/* QUICK ACTIONS GRID */
.quick-actions-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:20px}

/* TABLES */
.table-wrapper{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:12px}
thead th{background:var(--bg-elevated);color:var(--text-secondary);font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;padding:11px 18px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
tbody tr{border-bottom:1px solid var(--border);transition:background 0.1s}
tbody tr:last-child{border-bottom:none}
tbody tr:hover{background:rgba(61,55,133,0.03)}
tbody td{padding:11px 18px;color:var(--text-primary);vertical-align:middle}
.td-muted{color:var(--text-secondary)!important}
.td-mono{font-family:monospace;font-size:11px;color:var(--text-muted)}
.td-amount{font-weight:600;font-variant-numeric:tabular-nums}
.td-positive{color:var(--mint)!important;font-weight:600}
.td-negative{color:var(--terra)!important;font-weight:600}

/* BADGES */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:10px;font-weight:600;white-space:nowrap}
.badge-paid{background:var(--mint-soft);color:var(--mint);border:1px solid var(--mint-border)}
.badge-unpaid{background:var(--terra-soft);color:var(--terra);border:1px solid var(--terra-border)}
.badge-active{background:var(--mint-soft);color:var(--mint);border:1px solid var(--mint-border)}
.badge-inactive{background:var(--terra-soft);color:var(--terra);border:1px solid var(--terra-border)}
.badge-admin{background:var(--purple-soft);color:var(--purple-light);border:1px solid #D0CEEE}
.badge-standard{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border)}
.badge-filed{background:var(--purple-soft);color:var(--purple-light);border:1px solid #D0CEEE}
.badge-open{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border)}
.badge-you{background:var(--purple-soft);color:var(--purple-light);border:1px solid #D0CEEE;font-size:9px}

/* PAGE HEADER */
.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px}
.page-header h1{font-size:20px;font-weight:600;color:var(--text-primary)}
.page-header p{font-size:12px;color:var(--text-secondary);margin-top:3px}

/* MODALS */
.modal-overlay{position:fixed;inset:0;background:rgba(42,39,80,0.3);display:flex;align-items:center;justify-content:center;padding:20px;z-index:200;opacity:0;pointer-events:none;transition:opacity 0.2s}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal{background:var(--bg-surface);border:1px solid var(--border);border-radius:14px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(42,39,80,0.15);transform:translateY(12px);transition:transform 0.2s}
.modal-overlay.active .modal{transform:translateY(0)}
.modal-header{padding:18px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-title{font-size:15px;font-weight:600;color:var(--text-primary)}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:22px;cursor:pointer;line-height:1;padding:0 4px}
.modal-close:hover{color:var(--text-primary)}
.modal-body{padding:24px}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:9px}

/* BTW */
.btw-row{display:flex;justify-content:space-between;padding:9px 20px;font-size:12px}
.btw-label{color:var(--text-secondary)}
.btw-value{font-weight:600}
.btw-total{display:flex;justify-content:space-between;padding:10px 20px;font-size:13px;font-weight:700;color:var(--text-primary)}

/* EMPTY STATE */
.empty-state{text-align:center;padding:36px 20px;color:var(--text-muted);font-size:12px}
.empty-state h3{font-size:14px;font-weight:500;color:var(--text-secondary);margin-bottom:5px}

/* FILENAME */
.filename-display{background:var(--purple-soft);border:1px solid #D0CEEE;border-radius:var(--radius);padding:10px 13px;font-size:11px;color:var(--purple);font-family:monospace;word-break:break-all;font-weight:600;margin-top:4px}

/* MISC */
.divider{height:1px;background:var(--border);margin:12px 0}
.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* HAMBURGER */
.hamburger{display:none;flex-direction:column;gap:4px;cursor:pointer;background:var(--purple);padding:7px 8px;border-radius:7px;border:none}
.hamburger span{display:block;width:16px;height:2px;background:#fff;border-radius:2px}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(42,39,80,0.4);z-index:99}

/* UTILITIES */
.text-right{text-align:right}.text-center{text-align:center}.text-muted{color:var(--text-secondary)}.text-sm{font-size:11px}.fw-500{font-weight:500}.fw-600{font-weight:600}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mb-16{margin-bottom:16px}.flex{display:flex}.flex-center{display:flex;align-items:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.gap-8{gap:8px}.gap-10{gap:10px}

/* RESPONSIVE */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .sidebar-overlay.active{display:block}
  .main-content{margin-left:0}
  .hamburger{display:flex}
  .page-content{padding:14px 16px}
  .topbar{padding:0 16px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .dashboard-grid{grid-template-columns:1fr}
  .quick-actions-grid{grid-template-columns:1fr 1fr}
  .form-row.cols-2,.form-row.cols-3{grid-template-columns:1fr}
  .modal{max-width:100%}
  .page-header{flex-direction:column;gap:12px}
  thead th,tbody td{padding:9px 12px}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .login-card{padding:30px 22px}
  .stat-value{font-size:20px}
}