*{box-sizing:border-box;margin:0;padding:0}
:root{--blue:#185FA5;--blue-dark:#0C447C;--blue-light:#E6F1FB;--green:#0F6E56;--green-light:#E1F5EE;--red:#A32D2D;--red-light:#FCEBEB;--amber:#854F0B;--amber-light:#FAEEDA;--gray:#5F5E5A;--gray-light:#F1EFE8;--border:#e0ddd6;--bg:#f5f4f0;--surface:#ffffff;--text:#1a1a18;--text-muted:#6b6a66}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:14px;color:var(--text);background:var(--bg)}

/* LOGIN */
.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#185FA5 0%,#0C447C 100%)}
.login-card{background:var(--surface);border-radius:16px;padding:40px;width:380px;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.login-logo{text-align:center;margin-bottom:28px}
.logo-icon{font-size:36px;color:var(--blue);display:block;margin-bottom:8px}
.login-logo h1{font-size:24px;font-weight:600;color:var(--text)}
.login-logo p{font-size:13px;color:var(--text-muted);margin-top:4px}
.btn-full{width:100%;justify-content:center;margin-top:8px}
.login-footer{text-align:center;font-size:12px;color:var(--text-muted);margin-top:16px}

/* APP LAYOUT */
.app{display:flex;flex-direction:column;height:100vh}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 16px;display:flex;align-items:center;gap:12px;height:52px;flex-shrink:0}
.topbar-brand{font-size:16px;font-weight:600;color:var(--blue);flex:1}
.topbar-actions{display:flex;align-items:center;gap:8px}
.company-sel{font-size:13px;border:1px solid var(--border);border-radius:8px;padding:6px 10px;background:var(--bg);color:var(--text);cursor:pointer}
.layout{display:flex;flex:1;overflow:hidden}
.sidebar{width:190px;background:var(--surface);border-right:1px solid var(--border);padding:12px 0;flex-shrink:0;overflow-y:auto}
.nav-section{padding:8px 14px 3px;font-size:10px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.6px}
.nav-item{display:flex;align-items:center;gap:8px;padding:9px 16px;font-size:13px;cursor:pointer;color:var(--text-muted);border-left:2px solid transparent;transition:all .15s}
.nav-item:hover{background:var(--bg);color:var(--text)}
.nav-item.active{background:var(--blue-light);color:var(--blue);border-left-color:var(--blue);font-weight:500}
.main{flex:1;overflow-y:auto;padding:20px}

/* PAGES */
.page{display:none}.page.active{display:block}
.page-title{font-size:18px;font-weight:600;margin-bottom:16px}
.page-subtitle{font-size:13px;color:var(--text-muted);font-weight:400}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.page-header .page-title{margin-bottom:0}

/* CARDS */
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin-bottom:16px}
.card-title{font-size:13px;font-weight:600;margin-bottom:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px}

/* METRICS */
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:16px}
.metric{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.metric-label{font-size:11px;color:var(--text-muted);margin-bottom:6px;font-weight:500}
.metric-value{font-size:20px;font-weight:600}
.metric-value.green{color:var(--green)}.metric-value.red{color:var(--red)}.metric-value.blue{color:var(--blue)}

/* FORMS */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.form-row.triple{grid-template-columns:1fr 1fr 1fr}
.form-row.quad{grid-template-columns:1fr 1fr 1fr 1fr}
.form-row.single{grid-template-columns:1fr}
.form-group{display:flex;flex-direction:column;gap:5px}
.form-actions{display:flex;justify-content:flex-end}
label{font-size:12px;color:var(--text-muted);font-weight:600}
input,select,textarea{border:1px solid var(--border);border-radius:8px;padding:8px 11px;font-size:13px;background:var(--surface);color:var(--text);font-family:inherit;width:100%;transition:border-color .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(24,95,165,.1)}
textarea{resize:vertical;min-height:60px}
.radio-group{display:flex;gap:14px;padding-top:4px}
.radio-group label{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:13px;color:var(--text);font-weight:400}
.radio-group input[type=radio]{width:auto}

/* SEARCH */
.search-bar{margin-bottom:12px}
.search-bar input{max-width:400px}

/* TABLES */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;padding:10px 14px;font-size:11px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);background:var(--bg);text-transform:uppercase;letter-spacing:.3px}
td{padding:10px 14px;border-bottom:1px solid var(--border);color:var(--text)}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--bg)}
.debit{color:var(--red);font-weight:600}
.credit{color:var(--green);font-weight:600}
.red{color:var(--red)}.green{color:var(--green)}

/* BADGES */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:6px;font-size:11px;font-weight:600}
.badge-green{background:var(--green-light);color:var(--green)}
.badge-red{background:var(--red-light);color:var(--red)}
.badge-blue{background:var(--blue-light);color:var(--blue)}
.badge-amber{background:var(--amber-light);color:var(--amber)}
.badge-gray{background:var(--gray-light);color:var(--gray)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--text);font-size:13px;cursor:pointer;font-family:inherit;transition:all .15s;font-weight:500}
.btn:hover{background:var(--bg)}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}.btn-primary:hover{background:var(--blue-dark)}
.btn-success{background:var(--green);color:#fff;border-color:var(--green)}.btn-success:hover{background:#085041}
.btn-danger{background:var(--red);color:#fff;border-color:var(--red)}.btn-danger:hover{background:#791F1F}
.btn-sm{padding:5px 11px;font-size:12px}
.btn-close{background:none;border:none;cursor:pointer;font-size:18px;color:var(--text-muted);padding:4px}

/* TABS */
.tabs{display:flex;margin-bottom:16px;border-bottom:1px solid var(--border)}
.tab{padding:9px 18px;font-size:13px;cursor:pointer;color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-1px;font-weight:500;transition:all .15s}
.tab.active{color:var(--blue);border-bottom-color:var(--blue)}
.tab:hover{color:var(--text)}

/* HINTS */
.entry-hint{font-size:13px;font-weight:500;margin-bottom:12px;padding:8px 12px;border-radius:8px}
.entry-hint.green{background:var(--green-light);color:var(--green)}
.entry-hint.red{background:var(--red-light);color:var(--red)}
.hint-text{font-size:13px;color:var(--text-muted);margin-bottom:14px}

/* ALERTS */
.alert{padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:12px;font-weight:500}
.alert-success{background:var(--green-light);color:var(--green)}.alert-danger{background:var(--red-light);color:var(--red)}.alert-info{background:var(--blue-light);color:var(--blue)}

/* EXPORT GRID */
.export-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.export-card{border:1px solid var(--border);border-radius:12px;padding:18px;cursor:pointer;transition:all .15s;background:var(--surface)}
.export-card:hover{border-color:var(--blue);background:var(--blue-light)}
.export-icon{font-size:28px;margin-bottom:8px}
.export-card-title{font-size:13px;font-weight:600;margin-bottom:4px}
.export-card-desc{font-size:12px;color:var(--text-muted)}

/* LEDGER */
.ledger-balance{display:flex;justify-content:space-between;padding:12px 16px;background:var(--bg);border-radius:8px;margin-top:8px;font-weight:600}

/* MODAL */
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;align-items:center;justify-content:center}
.modal-bg.open{display:flex}
.modal{background:var(--surface);border-radius:14px;border:1px solid var(--border);padding:24px;width:540px;max-width:95vw;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.modal-title{font-size:16px;font-weight:600;margin-bottom:18px;display:flex;justify-content:space-between;align-items:center}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}

/* SYNC STATUS */
.sync-status{font-size:12px;padding:4px 10px;border-radius:6px;font-weight:500}
.sync-ok{background:var(--green-light);color:var(--green)}
.sync-err{background:var(--red-light);color:var(--red)}
.sync-loading{background:var(--blue-light);color:var(--blue)}

/* LOADING */
.loading-overlay{position:fixed;inset:0;background:rgba(255,255,255,.8);z-index:500;display:flex;align-items:center;justify-content:center}
.loading-box{text-align:center;background:var(--surface);border-radius:12px;padding:28px 40px;border:1px solid var(--border);box-shadow:0 8px 30px rgba(0,0,0,.1)}
.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}
@keyframes spin{to{transform:rotate(360deg)}}

.btn-wa{background:#25D366;color:#fff;border-color:#25D366}.btn-wa:hover{background:#1da851}

.company-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}
.company-row:last-child{border-bottom:none}