/* ========== Base ========== */
:root{
  --bg:#eef0f7;
  --surface:#ffffff;
  --surface-soft:#f8f9fc;
  --text:#20283d;
  --muted:#8d94a5;
  --line:#e6e9f0;
  --primary:#5f7eea;
  --primary-dark:#4967d2;
  --primary-soft:#edf1ff;
  --income:#43c6a1;
  --income-soft:#e8fbf5;
  --expense:#f06b77;
  --expense-soft:#fff0f2;
  --warning:#f5b84c;
  --sidebar:260px;
  --radius:18px;
  --shadow:0 12px 34px rgba(42,55,94,.07);
}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Cairo Variable","Cairo",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.6;transform:none!important}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.app-shell{min-height:100vh}
body.auth-locked{overflow:hidden}

/* ========== Authentication ========== */
.auth-gate{
  position:fixed;inset:0;z-index:1000;display:none;place-items:center;padding:22px;
  background:
    radial-gradient(circle at 18% 20%,rgba(67,198,161,.22),transparent 34%),
    radial-gradient(circle at 82% 75%,rgba(95,126,234,.28),transparent 38%),
    linear-gradient(145deg,#f6f8ff,#edf1fb)
}
.auth-gate.show{display:grid}
.auth-card{
  width:min(460px,100%);background:#fff;border:1px solid rgba(255,255,255,.72);
  border-radius:26px;padding:28px;box-shadow:0 30px 90px rgba(36,49,88,.18)
}
.auth-brand{display:flex;align-items:center;gap:12px;padding-bottom:22px;border-bottom:1px solid #edf0f5}
.auth-brand strong,.auth-brand span{display:block}
.auth-brand strong{font-size:14px}
.auth-brand span{font-size:10px;color:#8d94a5;margin-top:2px}
.auth-loading{display:flex;align-items:center;gap:16px;padding:34px 4px 12px}
.auth-loading h2,.auth-form h2,.access-denied h2{font-size:20px;margin:0 0 5px}
.auth-loading p,.auth-form p,.access-denied>p{font-size:11px;color:#8d94a5;line-height:1.8;margin:0}
.spinner{
  width:36px;height:36px;border-radius:50%;border:3px solid #e6eaff;border-top-color:var(--primary);
  flex:0 0 auto;animation:spin .8s linear infinite
}
@keyframes spin{to{transform:rotate(360deg)}}
.auth-form{display:grid;gap:15px;padding-top:24px}
.auth-form>div:first-child{margin-bottom:2px}
.auth-form .field label{font-size:11px;color:#5e667a}
.auth-form .control{background:#f8f9fc;padding:12px 13px}
.auth-submit{width:100%;min-height:44px;margin-top:2px}
.auth-error{min-height:20px!important;color:#d94f5d!important;background:#fff2f3;border-radius:9px;padding:0 10px;display:flex;align-items:center}
.auth-error:empty{background:transparent;padding:0}
.access-denied{text-align:center;padding-top:24px}
.access-icon{width:46px;height:46px;border-radius:15px;background:#fff0f2;color:var(--expense);display:grid;place-items:center;font-size:22px;font-weight:800;margin:0 auto 12px}
.uid-box{
  margin:18px 0 14px;background:#f8f9fc;border:1px solid #e6e9f0;border-radius:14px;
  padding:12px;display:grid;grid-template-columns:1fr auto;gap:5px 10px;text-align:right;align-items:center
}
.uid-box span{font-size:9px;color:#8d94a5;grid-column:1}
.uid-box code{font-size:10px;direction:ltr;text-align:left;overflow-wrap:anywhere;grid-column:1}
.uid-box .icon-btn{grid-column:2;grid-row:1/3;width:34px;height:34px}
.auth-denied-actions{display:flex;justify-content:center}

/* ========== Sidebar ========== */
.sidebar{
  position:fixed;
  top:0; right:0; bottom:0;
  width:var(--sidebar);
  background:var(--surface);
  border-left:1px solid var(--line);
  padding:22px 16px;
  display:flex;
  flex-direction:column;
  z-index:30;
  transition:transform .3s ease;
}
.brand{display:flex;align-items:center;gap:12px;padding:0 6px 24px}
.brand-mark{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  color:#fff;background:linear-gradient(135deg,#6f91ff,#47c49b);
  font-size:13px;font-weight:800;box-shadow:0 8px 18px rgba(95,126,234,.25)
}
.brand h1{font-size:16px;margin:0 0 2px}
.brand p{font-size:11px;color:var(--muted);margin:0}
.quick-title{font-size:11px;color:#b2b7c5;padding:8px 13px}
.side-nav{display:flex;flex-direction:column;gap:5px}
.nav-item{
  border:0;background:transparent;color:#596176;
  display:flex;align-items:center;gap:12px;
  width:100%;padding:12px 13px;border-radius:12px;
  transition:.2s;font-weight:600;font-size:14px;text-align:right
}
.nav-item:hover{background:var(--surface-soft);color:var(--primary)}
.nav-item.active{
  background:var(--primary-soft);color:var(--primary);
  box-shadow:inset -3px 0 0 var(--primary)
}
.nav-item svg{width:19px;height:19px}
.nav-badge{
  margin-right:auto;border-radius:999px;padding:1px 8px;
  font-size:11px;background:#eef1f6;color:#8a92a4
}
.nav-item.active .nav-badge{background:#fff}
.side-divider{height:1px;background:var(--line);margin:16px 10px}
.secondary .nav-item{font-size:13px}
.sidebar-footer{margin-top:auto}
.support-card{
  background:linear-gradient(135deg,#f0f3ff,#effbf7);
  border:1px solid #e7ebf7;border-radius:16px;
  padding:13px;display:flex;align-items:center;gap:10px
}
.support-icon{
  width:32px;height:32px;border-radius:10px;background:#fff;
  display:grid;place-items:center;color:var(--primary);font-weight:800
}
.support-card strong{display:block;font-size:12px}
.support-card span{display:block;color:var(--muted);font-size:10px;margin-top:2px}

/* ========== Main / Topbar ========== */
.main{margin-right:var(--sidebar);min-height:100vh}
.topbar{
  height:78px;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;position:sticky;top:0;z-index:20
}
.topbar-right{display:flex;align-items:center;gap:12px}
.topbar h2{margin:0;font-size:18px}
.topbar p{margin:3px 0 0;font-size:11px;color:var(--muted)}
.topbar-actions{display:flex;align-items:center;gap:10px}
.sync-pill{
  height:34px;border:1px solid var(--line);border-radius:999px;background:var(--surface);
  display:flex;align-items:center;gap:7px;padding:0 11px;color:var(--muted);font-size:10px;font-weight:600;
  white-space:nowrap
}
.sync-pill i,.database-card-head>i{width:8px;height:8px;border-radius:50%;background:#a8afbd;box-shadow:0 0 0 3px rgba(168,175,189,.12)}
.sync-pill[data-state="online"] i,.database-card[data-state="online"] .database-card-head>i{background:var(--income);box-shadow:0 0 0 3px rgba(67,198,161,.14)}
.sync-pill[data-state="syncing"] i,.sync-pill[data-state="connecting"] i,.database-card[data-state="syncing"] .database-card-head>i,.database-card[data-state="connecting"] .database-card-head>i{background:var(--warning);box-shadow:0 0 0 3px rgba(245,184,76,.15);animation:pulse 1.1s ease-in-out infinite}
.sync-pill[data-state="offline"] i,.sync-pill[data-state="error"] i,.sync-pill[data-state="unauthorized"] i,.database-card[data-state="offline"] .database-card-head>i,.database-card[data-state="error"] .database-card-head>i,.database-card[data-state="unauthorized"] .database-card-head>i{background:var(--expense);box-shadow:0 0 0 3px rgba(240,107,119,.14)}
@keyframes pulse{50%{opacity:.4}}
.search-box{
  width:260px;height:40px;border:1px solid var(--line);border-radius:12px;
  background:var(--surface-soft);display:flex;align-items:center;gap:9px;padding:0 12px
}
.search-box svg{width:18px;color:#a0a7b7}
.search-box input{border:0;outline:0;background:transparent;width:100%;color:var(--text);font-size:12px}
.icon-btn{
  width:40px;height:40px;border:1px solid var(--line);background:var(--surface);
  border-radius:12px;display:grid;place-items:center;color:#687085;position:relative
}
.notification-dot{
  position:absolute;top:9px;right:10px;width:6px;height:6px;border-radius:50%;
  background:var(--expense);border:1.5px solid #fff
}
.user-chip{display:flex;align-items:center;gap:8px;padding-right:5px}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:#142c69;color:#fff;font-weight:800;font-size:13px
}
.user-chip strong,.user-chip span{display:block}
.user-chip strong{font-size:12px}
.user-chip span{font-size:10px;color:var(--muted)}
.mobile-menu{display:none}

/* ========== Content ========== */
.content{padding:26px;max-width:1600px;margin:auto}
.view{display:none;animation:fade .25s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.hero-strip{
  min-height:150px;border-radius:22px;padding:28px 30px;
  background:linear-gradient(120deg,#647fe8,#6e91ee 52%,#50c49d);
  color:#fff;display:flex;align-items:center;justify-content:space-between;
  box-shadow:0 18px 38px rgba(80,108,205,.18);overflow:hidden;position:relative
}
.hero-strip:after{
  content:"";position:absolute;width:330px;height:330px;border-radius:50%;
  background:rgba(255,255,255,.08);left:-70px;top:-160px
}
.eyebrow{font-size:12px;opacity:.8}
.hero-strip h3{font-size:34px;margin:6px 0 2px;letter-spacing:.2px}
.hero-strip p{margin:0;font-size:12px;opacity:.8}
.hero-actions{display:flex;gap:10px;position:relative;z-index:1}
.btn{
  border:0;border-radius:12px;padding:10px 15px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:12px;font-weight:700;transition:.2s
}
.btn:hover{transform:translateY(-1px)}
.btn svg{width:17px;height:17px}
.btn-light{background:#fff;color:#4564c9}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(95,126,234,.2)}
.btn-primary:hover{background:var(--primary-dark)}
.btn-danger{background:var(--expense);color:#fff}
.btn-outline{background:var(--surface);color:#596176;border:1px solid var(--line)}
.text-btn{border:0;background:transparent;color:var(--primary);font-weight:700;font-size:12px}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:18px 0}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:19px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow)
}
.stat-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center}
.stat-icon.income{background:var(--income-soft);color:var(--income)}
.stat-icon.expense{background:var(--expense-soft);color:var(--expense)}
.stat-icon.balance{background:var(--primary-soft);color:var(--primary)}
.stat-icon.activity{background:#fff7e6;color:var(--warning)}
.stat-card span,.stat-card small{display:block;color:var(--muted)}
.stat-card span{font-size:11px}
.stat-card strong{display:block;font-size:18px;margin:4px 0 2px}
.stat-card small{font-size:10px}

.dashboard-grid{display:grid;grid-template-columns:1.75fr 1fr;gap:16px;margin-bottom:16px}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow)
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}
.panel-head h3{margin:0;font-size:15px}
.panel-head p{margin:4px 0 0;color:var(--muted);font-size:10px}
.chart-wrap{height:270px;position:relative}
.chart-wrap canvas{width:100%;height:100%}
.legend{display:flex;justify-content:center;gap:24px;font-size:11px;color:var(--muted);margin-top:10px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-left:6px}
.dot.income{background:var(--income)}
.dot.expense{background:var(--expense)}
.donut-wrap{height:210px;position:relative}
.donut-wrap canvas{width:100%;height:100%}
.donut-center{position:absolute;inset:0;display:grid;place-content:center;text-align:center;pointer-events:none}
.donut-center span{font-size:10px;color:var(--muted)}
.donut-center strong{font-size:18px;margin-top:2px}
.category-legend{display:grid;gap:9px;margin-top:10px}
.category-row{display:flex;align-items:center;justify-content:space-between;font-size:11px}
.category-row .label{display:flex;align-items:center;gap:7px;color:#5d6475}
.category-color{width:9px;height:9px;border-radius:3px}
.recent-panel{margin-bottom:10px}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:650px}
th,td{text-align:right;padding:12px 10px;border-bottom:1px solid var(--line);font-size:11px;white-space:nowrap}
th{color:#9aa1b1;font-weight:600;background:var(--surface-soft)}
tbody tr:hover{background:#fafbfe}
tbody tr:last-child td{border-bottom:0}
.amount.income{color:var(--income);font-weight:800}
.amount.expense{color:var(--expense);font-weight:800}
.type-pill{border-radius:999px;padding:4px 9px;font-size:10px;font-weight:700}
.type-pill.income{background:var(--income-soft);color:#27a47f}
.type-pill.expense{background:var(--expense-soft);color:#db5664}
.empty-row{text-align:center!important;color:var(--muted);padding:30px!important}
.delete-btn{width:30px;height:30px;border:0;border-radius:9px;background:#fff2f3;color:var(--expense);display:grid;place-items:center}
.delete-btn svg{width:15px;height:15px}

/* ========== Sections ========== */
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.section-head h3{font-size:21px;margin:0}
.section-head p{font-size:11px;color:var(--muted);margin:4px 0 0}
.mini-summary{
  border-radius:18px;padding:20px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
  color:#fff;margin-bottom:16px;box-shadow:var(--shadow)
}
.income-summary{background:linear-gradient(120deg,#36b890,#57d0ad)}
.expense-summary{background:linear-gradient(120deg,#e95f6c,#f38b92)}
.mini-summary div{padding:2px 18px;border-left:1px solid rgba(255,255,255,.25)}
.mini-summary div:last-child{border-left:0}
.mini-summary span{display:block;font-size:11px;opacity:.8}
.mini-summary strong{font-size:19px;display:block;margin-top:4px}
.control{
  width:100%;border:1px solid var(--line);background:var(--surface-soft);
  color:var(--text);border-radius:11px;padding:10px 12px;outline:none;font-size:12px;
  transition:border .2s,box-shadow .2s
}
.control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(95,126,234,.1)}
.control.compact{width:auto;padding:8px 10px;font-size:10px}
.analytics-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:16px}
.kpi-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.kpi-card span{font-size:11px;color:var(--muted);display:block}
.kpi-card strong{font-size:20px;display:block;margin:5px 0}
.kpi-card small{font-size:10px;color:var(--muted)}
.progress{height:7px;border-radius:999px;background:#f0f1f5;overflow:hidden;margin-top:12px}
.progress i{display:block;height:100%;width:0;background:var(--expense);border-radius:inherit;transition:width .5s ease}
.progress.positive i{background:var(--income)}
.analytics-grid{grid-template-columns:1.6fr 1fr}
.insights-list{display:grid;gap:10px}
.insight{
  border:1px solid var(--line);border-radius:13px;padding:12px;
  display:flex;gap:10px;align-items:flex-start;background:var(--surface-soft)
}
.insight-icon{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);font-weight:800}
.insight strong{font-size:11px;display:block}
.insight p{font-size:10px;color:var(--muted);margin:3px 0 0;line-height:1.7}
.breakdown-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.breakdown-card{border:1px solid var(--line);border-radius:14px;padding:14px;background:var(--surface-soft)}
.breakdown-card .row{display:flex;justify-content:space-between;gap:10px;font-size:11px}
.breakdown-card strong{font-size:13px}
.breakdown-bar{height:6px;border-radius:99px;background:#e8eaf0;margin-top:11px;overflow:hidden}
.breakdown-bar i{display:block;height:100%;border-radius:inherit}
.filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:12px;margin-bottom:16px}
.field label{display:block;font-size:10px;color:#737b8f;margin-bottom:6px}

/* ========== Modals / Toast ========== */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(19,26,43,.48);backdrop-filter:blur(3px)}
.modal-card{
  width:min(620px,100%);max-height:92vh;overflow:auto;background:var(--surface);
  border-radius:22px;padding:22px;position:relative;z-index:1;box-shadow:0 28px 80px rgba(26,35,60,.24)
}
.modal-card.small{width:min(460px,100%)}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-head h3{font-size:19px;margin:3px 0 0}
.modal-kicker{font-size:10px;color:var(--primary);font-weight:700}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field.full{grid-column:1/-1}
textarea{resize:vertical}
.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}
.settings-list{display:grid;gap:10px}
.setting-row{
  border:1px solid var(--line);border-radius:14px;padding:14px;
  display:flex;align-items:center;justify-content:space-between;cursor:pointer
}
.setting-row strong,.setting-row span{display:block}
.setting-row strong{font-size:12px}
.setting-row span{font-size:10px;color:var(--muted);margin-top:2px}
.setting-row input{width:42px;height:22px;accent-color:var(--primary)}
.database-card{margin-top:14px;border:1px solid var(--line);border-radius:16px;padding:15px;background:var(--surface-soft)}
.database-card-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.database-card-head strong,.database-card-head span{display:block}
.database-card-head strong{font-size:12px}
.database-card-head span{font-size:10px;color:var(--muted);margin-top:3px}
.database-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:13px;padding-top:12px;border-top:1px solid var(--line)}
.database-meta span{font-size:10px;color:var(--muted)}
.database-meta code{direction:ltr;font-size:10px;color:var(--primary);background:var(--primary-soft);padding:4px 7px;border-radius:7px}
.migrate-btn{width:100%;margin-top:12px}
.database-card>small{display:block;color:var(--muted);font-size:9px;text-align:center;margin-top:7px}
.toast{
  position:fixed;left:24px;bottom:24px;z-index:200;
  background:#20283d;color:#fff;padding:12px 16px;border-radius:12px;
  font-size:12px;box-shadow:0 12px 30px rgba(0,0,0,.18);
  opacity:0;transform:translateY(15px);pointer-events:none;transition:.25s
}
.toast.show{opacity:1;transform:none}

/* ========== Dark Mode ========== */
body.dark{
  --bg:#141925;--surface:#1b2230;--surface-soft:#202838;--text:#eef2ff;
  --muted:#95a0b7;--line:#2d3648;--primary-soft:#252f4e;--income-soft:#1d3a35;
  --expense-soft:#3c252c;--shadow:0 12px 34px rgba(0,0,0,.16)
}
body.dark .topbar{background:rgba(27,34,48,.94)}
body.dark .search-box input{color:var(--text)}
body.dark th{background:#202838}
body.dark .notification-dot{border-color:#1b2230}
body.dark .btn-light{background:#fff;color:#4564c9}
body.dark .auth-gate{background:radial-gradient(circle at 18% 20%,rgba(67,198,161,.16),transparent 34%),radial-gradient(circle at 82% 75%,rgba(95,126,234,.20),transparent 38%),linear-gradient(145deg,#111621,#171e2c)}
body.dark .auth-card{background:#1b2230;border-color:#2d3648}
body.dark .auth-brand{border-color:#2d3648}
body.dark .auth-brand span,.dark .auth-loading p,.dark .auth-form p,.dark .access-denied>p{color:#95a0b7}
body.dark .auth-form .control,body.dark .uid-box{background:#202838;border-color:#2d3648;color:#eef2ff}
body.dark .auth-error{background:#3c252c}

/* ========== Responsive ========== */
@media(max-width:1100px){
  .stats-grid,.analytics-kpis{grid-template-columns:repeat(2,1fr)}
  .dashboard-grid,.analytics-grid{grid-template-columns:1fr}
  .breakdown-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:1250px){
  .sync-pill span{display:none}
  .sync-pill{width:34px;justify-content:center;padding:0}
}
@media(max-width:850px){
  .sidebar{transform:translateX(100%)}
  .sidebar.open{transform:none;box-shadow:-12px 0 35px rgba(20,30,55,.15)}
  .main{margin-right:0}
  .mobile-menu{display:grid}
  .search-box{display:none}
  .topbar{padding:0 16px}
  .content{padding:16px}
  .filters{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .topbar-actions .user-chip div:not(.avatar){display:none}
  .hero-strip{align-items:flex-start;flex-direction:column;gap:20px;padding:22px}
  .hero-strip h3{font-size:28px}
  .hero-actions{width:100%}
  .hero-actions .btn{flex:1}
  .stats-grid,.analytics-kpis,.mini-summary,.breakdown-grid{grid-template-columns:1fr}
  .mini-summary div{border-left:0;border-bottom:1px solid rgba(255,255,255,.25);padding:8px 2px}
  .mini-summary div:last-child{border-bottom:0}
  .section-head{align-items:flex-start;gap:12px}
  .form-grid,.filters{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .panel{padding:15px}
  .chart-wrap{height:230px}
  .auth-card{padding:22px;border-radius:22px}
}