:root {
  --primary:#5B5BD6; --primary-l:#EEEEFF; --primary-d:#4747b0;
  --bg:#F2F3F7; --card:#fff; --text:#1A1A2E; --sub:#888;
  --income:#00B894; --expense:#E74C3C; --warn:#F39C12;
  --wife:#E91E8C; --me:#5B5BD6;
  --border:#E8E8F0; --r:16px; --shadow:0 2px 16px rgba(91,91,214,.08);
  --sidebar:240px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;background:var(--bg);font-family:-apple-system,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;color:var(--text);font-size:15px}

/* ── App shell ── */
#app{display:flex;min-height:100vh}

/* ════ SIDEBAR (desktop) ════ */
#sidebar{
  width:var(--sidebar);flex-shrink:0;
  background:var(--card);border-right:1px solid var(--border);
  position:fixed;left:0;top:0;height:100vh;
  display:flex;flex-direction:column;z-index:200;
  padding:24px 0 16px;
}
.sb-logo{display:flex;align-items:center;gap:10px;padding:0 20px 24px;border-bottom:1px solid var(--border);margin-bottom:8px}
.sb-logo span{font-size:28px}
.sb-logo strong{font-size:17px;font-weight:800;color:var(--text)}
.sb-logo small{font-size:11px;color:var(--sub)}
.sb-nav{flex:1;overflow-y:auto}
.sb-item{display:flex;align-items:center;gap:12px;padding:12px 20px;cursor:pointer;border-radius:0;transition:all .2s;border-left:3px solid transparent;margin:1px 0}
.sb-item:hover{background:var(--primary-l)}
.sb-item.active{background:var(--primary-l);border-left-color:var(--primary);color:var(--primary)}
.sb-item.active .sb-lbl{color:var(--primary);font-weight:700}
.sb-icon{font-size:20px;width:24px;text-align:center}
.sb-lbl{font-size:14px;font-weight:600;color:var(--sub)}
.sb-bottom{padding:16px 20px;border-top:1px solid var(--border)}
.sb-user{display:flex;align-items:center;gap:10px}
.sb-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary-l);display:flex;align-items:center;justify-content:center;font-size:18px}
.sb-uname{font-size:13px;font-weight:700}
.sb-urole{font-size:11px;color:var(--sub)}

/* ── Main content ── */
#main{margin-left:var(--sidebar);flex:1;min-width:0}

/* ── Screen ── */
.screen{display:none;min-height:100vh;padding-bottom:80px}
.screen.active{display:block}

/* ── Topbar (mobile) ── */
.topbar{padding:16px 20px 12px;display:flex;align-items:center;justify-content:space-between;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.topbar-title{font-size:17px;font-weight:800}
.icon-btn{width:36px;height:36px;border:none;background:none;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:18px}
.icon-btn:hover{background:var(--bg)}

/* ════ LOGIN ════ */
#login{display:none;min-height:100vh;flex-direction:column;align-items:center;justify-content:center;padding:32px 24px;background:linear-gradient(160deg,#5B5BD6 0%,#7B7BE6 60%,#F2F3F7 100%);margin-left:0!important}
#login.active{display:flex}
.login-logo{font-size:48px;margin-bottom:8px}
.login-title{font-size:24px;font-weight:900;color:#fff;margin-bottom:4px}
.login-sub{font-size:13px;color:rgba(255,255,255,.75);margin-bottom:36px}
.login-card{background:#fff;border-radius:24px;padding:28px 24px;width:100%;max-width:360px;box-shadow:0 8px 40px rgba(91,91,214,.2)}
.field{margin-bottom:14px}
.field label{display:block;font-size:11px;font-weight:700;color:var(--sub);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px}
.field input{width:100%;padding:13px 16px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;outline:none;background:#FAFAFF;transition:border-color .2s}
.field input:focus{border-color:var(--primary)}
.btn-primary{width:100%;padding:15px;background:var(--primary);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;margin-top:4px;transition:background .2s}
.btn-primary:hover{background:var(--primary-d)}
.login-hint{font-size:12px;color:var(--sub);text-align:center;margin-top:14px}
.login-hint b{color:var(--primary)}

/* ════ DASHBOARD ════ */
.dash-hero{background:linear-gradient(135deg,var(--primary) 0%,#7B7BE6 100%);padding:20px 24px 28px;color:#fff}
.month-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.month-nav h2{font-size:18px;font-weight:800}
.mnav-btn{background:rgba(255,255,255,.2);border:none;color:#fff;width:32px;height:32px;border-radius:50%;font-size:16px;cursor:pointer}
.summary-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.s-card{background:rgba(255,255,255,.15);border-radius:14px;padding:14px 16px}
.s-label{font-size:11px;opacity:.8;margin-bottom:3px}
.s-val{font-size:18px;font-weight:800}
.s-income{color:#A8FFD8}
.s-expense{color:#FFB3A8}
.s-balance{color:#fff}

/* ── Chart section ── */
.dash-body{padding:20px}
.chart-card{background:var(--card);border-radius:var(--r);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.chart-tabs{display:flex;gap:6px;margin-bottom:16px}
.ctab{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--sub);transition:all .2s}
.ctab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.chart-area{height:200px;position:relative;overflow:hidden}
.chart-pane{display:none;width:100%;height:100%}
.chart-pane.active{display:flex;align-items:flex-end;justify-content:center}

/* donut */
.donut-wrap{display:flex;align-items:center;gap:24px;width:100%;justify-content:center}
.donut-legend{display:flex;flex-direction:column;gap:6px;min-width:130px}
.legend-item{display:flex;align-items:center;gap:7px;font-size:12px}
.legend-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}

/* line */
.line-wrap{width:100%;height:100%;padding:8px 0 20px}

/* bars */
.bar-chart{display:flex;align-items:flex-end;gap:6px;width:100%;height:100%;padding-bottom:20px}
.bc-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}
.bc-bar{width:100%;border-radius:6px 6px 0 0;transition:height .5s;min-height:2px}
.bc-lbl{font-size:9px;color:var(--sub);text-align:center}
.bc-val{font-size:9px;font-weight:700;color:var(--text);text-align:center}

/* ── Desktop dashboard grid ── */
@media(min-width:768px){
  .dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .dash-grid .chart-card{margin-bottom:0}
}
@media(min-width:1100px){
  .dash-grid{grid-template-columns:2fr 1fr 1fr}
}

/* ── Transaction list ── */
.tx-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.tx-header h3{font-size:15px;font-weight:800}
.tx-header a{font-size:12px;color:var(--primary);cursor:pointer;font-weight:700}
.tx-list{}
.tx-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);cursor:pointer}
.tx-item:hover{background:var(--bg);margin:0 -4px;padding:12px 4px;border-radius:8px}
.tx-icon{width:42px;height:42px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.tx-info{flex:1;min-width:0}
.tx-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tx-meta{display:flex;align-items:center;gap:6px;margin-top:2px}
.tx-date{font-size:11px;color:var(--sub)}
.who-badge{font-size:10px;font-weight:700;padding:2px 7px;border-radius:8px}
.who-me{background:var(--primary-l);color:var(--me)}
.who-wife{background:#FFE8F5;color:var(--wife)}
.dup-badge{font-size:10px;background:#FFF3CD;color:#856404;padding:2px 6px;border-radius:6px}
.tx-amount{font-size:15px;font-weight:800;flex-shrink:0}
.tx-amount.exp{color:var(--expense)}
.tx-amount.inc{color:var(--income)}
.tx-source{font-size:9px;padding:2px 5px;border-radius:5px;background:var(--bg);color:var(--sub);margin-left:4px}

/* ════ ALL TRANSACTIONS ════ */
.search-bar{padding:12px 16px;background:var(--card);border-bottom:1px solid var(--border);display:flex;gap:8px}
.search-bar input{flex:1;padding:10px 14px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;outline:none}
.search-bar input:focus{border-color:var(--primary)}
.filter-row{padding:10px 16px;display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}
.filter-chip{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:700;border:1.5px solid var(--border);background:#fff;color:var(--sub);cursor:pointer;white-space:nowrap;flex-shrink:0}
.filter-chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.tx-full-list{padding:0 16px}

/* ════ INPUT ════ */
.input-type-toggle{display:flex;background:var(--border);border-radius:12px;padding:3px;margin:16px}
.type-btn{flex:1;padding:10px;text-align:center;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;border:none;background:transparent;color:var(--sub);transition:all .2s}
.type-btn.active.exp{background:var(--expense);color:#fff}
.type-btn.active.inc{background:var(--income);color:#fff}
.amount-area{text-align:center;padding:20px 20px 12px}
.amount-label{font-size:12px;color:var(--sub);margin-bottom:6px}
.amount-display{font-size:42px;font-weight:900;letter-spacing:-1px}
.amount-display span{color:var(--primary)}
.numpad{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.num-btn{padding:18px;text-align:center;font-size:20px;font-weight:600;background:#fff;cursor:pointer;border:none;transition:background .1s}
.num-btn:active{background:var(--bg)}
.num-btn.del{font-size:16px;color:var(--sub)}
.input-fields{padding:16px}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}
.cat-btn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;border-radius:12px;border:1.5px solid var(--border);background:#fff;cursor:pointer;transition:all .2s}
.cat-btn.active{border-color:var(--primary);background:var(--primary-l)}
.cat-btn span:first-child{font-size:22px}
.cat-btn span:last-child{font-size:10px;font-weight:600;color:var(--sub)}
.cat-btn.active span:last-child{color:var(--primary)}
.form-row{margin-bottom:12px}
.form-row label{font-size:12px;font-weight:700;color:var(--sub);display:block;margin-bottom:5px}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:12px;font-size:14px;color:var(--text);background:#FAFAFF;outline:none}
.form-row input:focus,.form-row textarea:focus{border-color:var(--primary)}
.form-row textarea{resize:none;height:70px}
.who-toggle{display:flex;gap:8px}
.who-btn{flex:1;padding:11px;border-radius:12px;border:1.5px solid var(--border);background:#fff;font-size:13px;font-weight:700;cursor:pointer;text-align:center;transition:all .2s}
.who-btn.active-me{border-color:var(--me);background:var(--primary-l);color:var(--me)}
.who-btn.active-wife{border-color:var(--wife);background:#FFE8F5;color:var(--wife)}
.dup-warning{background:#FFF3CD;border:1px solid #FFEEBA;border-radius:10px;padding:10px 14px;font-size:12px;color:#856404;margin-bottom:12px;display:none}
.dup-warning.show{display:flex;align-items:center;gap:8px}
.btn-submit{width:100%;padding:16px;background:var(--primary);color:#fff;border:none;border-radius:14px;font-size:16px;font-weight:800;cursor:pointer;margin-top:8px}
.btn-submit:hover{background:var(--primary-d)}

/* ════ RECEIPT ════ */
.upload-zone{margin:16px;border:2px dashed var(--primary);border-radius:20px;padding:40px 20px;text-align:center;cursor:pointer;background:var(--primary-l);transition:background .2s}
.upload-zone:hover{background:#E0E0FF}
.upload-zone .icon{font-size:48px;margin-bottom:10px}
.upload-zone p{font-size:14px;font-weight:700;color:var(--primary);margin-bottom:4px}
.upload-zone small{font-size:12px;color:var(--sub)}
.upload-btns{display:flex;gap:10px;padding:0 16px 16px}
.upload-btns button{flex:1;padding:13px;border-radius:12px;font-size:13px;font-weight:700;cursor:pointer}
.upload-btns .cam{background:var(--primary);color:#fff;border:none}
.upload-btns .gal{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
/* OCR review modal */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:500;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:24px;width:100%;max-width:420px;padding:24px;max-height:90vh;overflow-y:auto}
.modal h3{font-size:16px;font-weight:800;margin-bottom:16px}
.ocr-preview{background:var(--bg);border-radius:12px;padding:16px;margin-bottom:16px;font-size:13px;line-height:1.6;color:var(--sub)}
.modal-btns{display:flex;gap:8px}
.modal-btns button{flex:1;padding:13px;border-radius:12px;font-size:14px;font-weight:700;cursor:pointer}
.btn-cancel{background:var(--bg);color:var(--sub);border:none}
.btn-confirm{background:var(--primary);color:#fff;border:none}
.receipt-list{padding:0 16px}
.receipt-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}
.receipt-thumb{width:50px;height:50px;border-radius:12px;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}
.receipt-info{flex:1}
.receipt-name{font-size:14px;font-weight:600}
.receipt-meta{font-size:11px;color:var(--sub);margin-top:2px}
.status-done{background:#E8FFF5;color:var(--income);font-size:11px;font-weight:700;padding:3px 8px;border-radius:8px}
.status-wait{background:#FFF8E8;color:var(--warn);font-size:11px;font-weight:700;padding:3px 8px;border-radius:8px}

/* ════ BUDGET ════ */
.budget-hero{margin:16px;background:linear-gradient(135deg,var(--primary),#7B7BE6);border-radius:20px;padding:20px;color:#fff}
.bh-label{font-size:12px;opacity:.8;margin-bottom:4px}
.bh-amount{font-size:28px;font-weight:900;margin-bottom:12px}
.bh-bar-bg{background:rgba(255,255,255,.25);border-radius:6px;height:8px}
.bh-bar-fill{background:#fff;height:8px;border-radius:6px;transition:width .5s}
.bh-meta{display:flex;justify-content:space-between;margin-top:6px;font-size:11px;opacity:.8}
.budget-cards{padding:0 16px}
.b-card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:10px;box-shadow:var(--shadow)}
.b-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.b-cat{display:flex;align-items:center;gap:8px}
.b-cat-icon{font-size:22px}
.b-cat-name{font-size:14px;font-weight:700}
.b-amounts{text-align:right}
.b-used{font-size:15px;font-weight:800}
.b-total{font-size:11px;color:var(--sub)}
.b-prog-bg{background:var(--bg);border-radius:6px;height:7px}
.b-prog-fill{height:7px;border-radius:6px;transition:width .5s}
.prog-safe{background:var(--income)}
.prog-warn{background:var(--warn)}
.prog-over{background:var(--expense)}
.b-pct{font-size:11px;color:var(--sub);margin-top:4px;text-align:right}

/* ════ CATEGORIES ════ */
.cat-section{padding:16px}
.cat-add-btn{width:100%;padding:14px;background:var(--primary-l);color:var(--primary);border:2px dashed var(--primary);border-radius:14px;font-size:14px;font-weight:700;cursor:pointer;margin-bottom:16px;display:flex;align-items:center;justify-content:center;gap:8px}
.cat-manage-list{}
.cat-manage-item{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--card);border-radius:14px;margin-bottom:8px;box-shadow:var(--shadow)}
.cat-m-icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.cat-m-info{flex:1}
.cat-m-name{font-size:14px;font-weight:700}
.cat-m-budget{font-size:12px;color:var(--sub);margin-top:2px}
.cat-m-actions{display:flex;gap:6px}
.cat-edit-btn{padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--sub)}
.cat-edit-btn:hover{border-color:var(--primary);color:var(--primary)}
.cat-del-btn{padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--expense)}
.cat-del-btn:hover{background:#FFF0EE;border-color:var(--expense)}
/* Add category modal */
.icon-picker{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;margin-bottom:12px}
.icon-pick-btn{padding:8px;border-radius:10px;border:1.5px solid var(--border);background:#fff;font-size:20px;cursor:pointer;text-align:center;transition:all .2s}
.icon-pick-btn.active{border-color:var(--primary);background:var(--primary-l)}
.color-picker{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.color-pick-btn{width:28px;height:28px;border-radius:50%;cursor:pointer;border:3px solid transparent;transition:border-color .2s}
.color-pick-btn.active{border-color:var(--text)}

/* ════ SETTINGS ════ */
.profile-hero{background:linear-gradient(135deg,var(--primary),#7B7BE6);padding:28px 20px;text-align:center;color:#fff}
.profile-avatar{width:72px;height:72px;border-radius:50%;background:rgba(255,255,255,.25);margin:0 auto 10px;display:flex;align-items:center;justify-content:center;font-size:36px}
.profile-name{font-size:18px;font-weight:800}
.profile-email{font-size:12px;opacity:.75;margin-top:2px}
.setting-section{padding:16px}
.setting-group{background:var(--card);border-radius:16px;overflow:hidden;margin-bottom:12px;box-shadow:var(--shadow)}
.setting-item{display:flex;align-items:center;padding:15px 16px;border-bottom:1px solid var(--border);cursor:pointer}
.setting-item:last-child{border-bottom:none}
.setting-item:hover{background:var(--bg)}
.setting-icon{font-size:20px;margin-right:14px}
.setting-label{flex:1;font-size:14px;font-weight:600}
.setting-value{font-size:12px;color:var(--sub);margin-right:6px}
.setting-arrow{color:var(--sub)}
.logout-btn{width:100%;padding:15px;background:#fff;border:1.5px solid var(--expense);color:var(--expense);border-radius:14px;font-size:15px;font-weight:700;cursor:pointer}

/* ════ TAB BAR (mobile only) ════ */
.tab-bar{position:fixed;bottom:0;left:var(--sidebar);right:0;background:var(--card);border-top:1px solid var(--border);display:flex;z-index:100;padding-bottom:env(safe-area-inset-bottom)}
.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:10px 4px 8px;cursor:pointer;border:none;background:transparent}
.tab-icon{font-size:22px}
.tab-label{font-size:10px;font-weight:700;color:var(--sub)}
.tab-item.active .tab-label{color:var(--primary)}
.tab-dot{width:4px;height:4px;border-radius:50%;background:var(--primary);display:none}
.tab-item.active .tab-dot{display:block}

/* ── Divider ── */
.divider{height:8px;background:var(--bg)}
.section-pad{padding:0 16px}

/* ════ RESPONSIVE ════ */
@media(max-width:767px){
  #sidebar{display:none}
  #main{margin-left:0}
  .tab-bar{left:0}
  .screen{padding-bottom:72px}
}
@media(min-width:768px){
  .tab-bar{display:none}
  .screen{padding-bottom:24px}
  .dash-body{padding:24px}
  .section-pad{padding:0 24px}
  .cat-section{padding:24px}
  .budget-cards{padding:0 24px}
  .receipt-list{padding:0 24px}
  .tx-full-list{padding:0 24px}
}
@media(min-width:1100px){
  .dash-grid-3{display:grid;grid-template-columns:2fr 1fr;gap:20px;padding:24px}
  .dash-grid-3 > *{margin-bottom:0!important}
}