:root {
  --c-bg: #f3f5f9;
  --c-surface: #fff;
  --c-text: #1a1f36;
  --c-text2: #5e6278;
  --c-muted: #8b8fa7;
  --c-border: #e4e7ee;
  --c-accent: #4f6ef7;
  --c-accent-soft: #eef2ff;
  --c-green: #10b981;
  --c-green-soft: #ecfdf5;
  --c-yellow: #f59e0b;
  --c-yellow-soft: #fffbeb;
  --c-red: #ef4444;
  --c-red-soft: #fef2f2;
  --r-sm: 10px; --r: 16px; --r-lg: 22px;
  --t: 0.2s cubic-bezier(.4,0,.2,1);
  color-scheme: light;
  font-family: "Inter","PingFang SC","Microsoft YaHei",sans-serif;
  background: var(--c-bg); color: var(--c-text);
  -webkit-font-smoothing: antialiased;
}
*,*::before,*::after{box-sizing:border-box;margin:0}
body{margin:0;background:var(--c-bg);font-size:15px;line-height:1.5}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;padding:0;background:none;border:none}
a{color:var(--c-accent)}

.loading-overlay{position:fixed;inset:0;z-index:9999;background:#0b1222;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;color:var(--c-muted)}
.loading-spinner{width:36px;height:36px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--c-accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.settings-gear{position:fixed;top:20px;right:20px;z-index:999;width:42px;height:42px;border-radius:50%;background:rgba(15,23,42,.82);color:#fff;border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;transition:transform var(--t)}
.settings-gear:hover{transform:rotate(90deg)}
.settings-gear.is-settings{background:var(--c-surface);color:var(--c-text);border-color:var(--c-border)}

/* ============================
   VIEW SWITCHING
   ============================ */
.bigscreen-view,.settings-view{display:none;min-height:100vh}
.bigscreen-view.active{display:flex;flex-direction:column}
.settings-view.active{display:grid;grid-template-columns:280px 1fr}

/* ============================
   BIG SCREEN
   ============================ */
.bigscreen-view{background:#060b14;color:#b4c6e0;height:100vh;overflow:hidden}

.bs-topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 28px;flex-shrink:0;z-index:2;
  border-bottom:1px solid rgba(255,255,255,.06);
  background:rgba(255,255,255,.02);
}
.bs-topbar-left{display:flex;align-items:center;gap:16px}
.bs-brand{font-size:13px;font-weight:800;letter-spacing:.12em;color:#00e0ff}
.bs-sep{width:1px;height:12px;background:linear-gradient(0deg,transparent,rgba(0,224,255,.2),transparent)}
.bs-stat{font-size:11px;color:#4a608c;display:flex;gap:4px}
.bs-stat b{color:#00e0ff;font-weight:600}
.bs-topbar-right{display:flex;align-items:center;gap:20px}
.bs-live{display:flex;align-items:center;gap:6px;font-size:10px;color:#00e070;letter-spacing:.06em}
.live-dot{width:6px;height:6px;border-radius:50%;background:#00e070;box-shadow:0 0 8px #00e070;animation:pulse-dot 1.2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(1.6)}}
.bs-clock{font-size:18px;font-weight:700;font-family:"Courier New",monospace;letter-spacing:.06em;color:#00e0ff}

/* ---- Body ---- */
.bs-body{
  flex:1;overflow-y:auto;padding:20px 28px 12px;
  display:flex;flex-direction:column;gap:18px;min-height:0;
}

/* Hero */
.bs-hero{
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:20px 24px;border-radius:var(--r);
  background:linear-gradient(135deg,rgba(0,224,255,.06),rgba(79,110,247,.08));
  border:1px solid rgba(255,255,255,.06);
}
.bs-hero-left{min-width:0}
.bs-hero h1{font-size:22px;font-weight:700;margin-bottom:6px;
  background:linear-gradient(135deg,#fff,#00e0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.bs-hero-sub{font-size:12px;color:#4a608c}
.bs-hero-sub b{color:#00e0ff;font-weight:600}
.bs-hero-right{flex-shrink:0}
.bs-hero-stat p{font-size:11px;color:#4a608c;letter-spacing:.08em}
.bs-hero-stat strong{font-size:40px;font-weight:900;
  background:linear-gradient(180deg,#fff,#00e0ff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.bs-filter{
  padding:4px 8px;border-radius:6px;border:1px solid rgba(0,224,255,.15);
  background:rgba(0,224,255,.05);color:#00e0ff;font-size:11px;margin-top:6px;outline:none;
}
.bs-filter:focus{border-color:#00e0ff}
.bs-filter option{background:#080e1f;color:#fff}

/* Metrics grid */
.bs-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.bs-metric-card{
  padding:14px 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.05);
}
.bs-metric-card p{font-size:11px;color:#4a608c;margin-bottom:6px}
.bs-metric-card strong{font-size:22px;font-weight:700}
.bs-metric-card .mc{color:#00e070}
.bs-metric-card .me{color:#ff4466}
.bs-metric-card .ms{color:#00e0ff}
.bs-metric-card .mu{color:#ffaa00}

/* Section: sidebar cards */
.bs-section{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.bs-card{
  padding:16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.025);border:1px solid rgba(255,255,255,.05);
}
.bs-card-head{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.bs-card-head h3{font-size:13px;font-weight:600;color:#9aadcc}

/* Category bars */
.bs-bars{display:grid;gap:8px}
.bs-bar-item{display:grid;gap:4px}
.bs-bar-head{display:flex;justify-content:space-between;font-size:11px;color:#6a7f9e}
.bs-bar-head b{color:#b4c6e0;font-weight:600}
.bs-bar-track{height:10px;border-radius:5px;background:rgba(255,255,255,.04);overflow:hidden}
.bs-bar-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#a855f7,#ff00e5);transition:width .6s var(--t)}

/* Donut charts */
.bs-donuts{display:flex;gap:20px;justify-content:center}
.bs-donut-wrap{display:flex;align-items:center;gap:10px;min-width:0}
.bs-donut-ring{
  width:70px;height:70px;border-radius:50%;flex-shrink:0;
  position:relative;display:flex;align-items:center;justify-content:center;
  background:conic-gradient(var(--grad,#00e070 0deg 180deg,rgba(255,255,255,.04) 180deg 360deg));
}
.bs-donut-ring::before{content:'';position:absolute;width:46px;height:46px;border-radius:50%;background:#060b14}
.bs-donut-inner{position:relative;z-index:1;text-align:center}
.bs-donut-inner .dv{font-size:14px;font-weight:800;color:#fff}
.bs-donut-inner .dl{font-size:7px;color:#4a608c;letter-spacing:.04em}
.bs-donut-legend{display:grid;gap:4px}
.bs-donut-legend .ld{display:flex;align-items:center;gap:5px;font-size:10px;color:#6a7f9e}
.bs-donut-legend .ld i{width:5px;height:5px;border-radius:2px;flex-shrink:0}
.bs-donut-legend .ld b{color:#b4c6e0;margin-left:auto;font-weight:500}

.i-gr{background:#00e070}.i-yl{background:#ffaa00}.i-rd{background:#ff4466}.i-bl{background:#4f6ef7}.i-pp{background:#a855f7}

/* Stream bar */
.bs-stream-bar{
  display:flex;align-items:center;gap:12px;
  padding:10px 0;border-top:1px solid rgba(255,255,255,.05);
}
.bs-stream-label{font-size:11px;color:#00e0ff;letter-spacing:.06em;white-space:nowrap}
.bs-stream{flex:1;display:flex;gap:20px;overflow-x:auto;overflow-y:hidden;
  mask-image:linear-gradient(90deg,#000 80%,transparent);-webkit-mask-image:linear-gradient(90deg,#000 80%,transparent)}
.bs-stream::-webkit-scrollbar{height:3px}
.bs-stream::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:2px}
.bs-stream-empty{color:#3a4a6a;font-size:12px}
.bs-stream-item{display:flex;align-items:center;gap:8px;flex-shrink:0;font-size:12px;white-space:nowrap}
.bs-stream-tag{padding:1px 5px;border-radius:3px;font-size:10px;font-weight:600}
.bs-stream-tag.in{background:rgba(0,224,112,.12);color:#00e070}
.bs-stream-tag.out{background:rgba(255,68,102,.12);color:#ff4466}
.bs-stream-title{color:#b4c6e0;max-width:120px;overflow:hidden;text-overflow:ellipsis}
.bs-stream-date{color:#4a608c;font-size:11px}
.bs-stream-amt{font-weight:600}.bs-stream-amt.in{color:#00e070}.bs-stream-amt.out{color:#ff4466}
.bs-stream-count{font-size:11px;color:#4a608c;white-space:nowrap}

/* Bottombar */
.bs-bottombar{
  display:flex;justify-content:space-between;align-items:center;
  padding:6px 28px;flex-shrink:0;
  border-top:1px solid rgba(255,255,255,.04);
  font-size:10px;color:#3a4a6a;letter-spacing:.04em;
}
.bs-bb-item{display:flex;align-items:center;gap:6px}
.bs-bb-dot{width:5px;height:5px;border-radius:50%}
.bs-bb-dot.ok{background:#00e070;box-shadow:0 0 6px #00e070}

/* ============================
   SETTINGS PANEL
   ============================ */
.sidebar{
  padding:24px 20px;background:linear-gradient(180deg,#0f1a2e,#152440);
  color:#fff;display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;max-height:100vh;position:sticky;top:0;
}
.sidebar h1{font-size:20px;font-weight:700}
.sidebar p.muted{color:rgba(255,255,255,.45);font-size:12px}
.sidebar p{color:rgba(255,255,255,.65);font-size:13px}

.nav-tabs{display:grid;gap:8px}
.tab-btn{
  text-align:left;border-radius:var(--r-sm);padding:12px 14px;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.75);
  font-size:14px;font-weight:500;transition:all var(--t);
}
.tab-btn:hover{background:rgba(255,255,255,.14);color:#fff}
.tab-btn.active{background:#fff;color:#0f1a2e;font-weight:600}

.sidebar-panel{
  border-radius:var(--r);padding:18px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
}
.sidebar-panel h2{font-size:14px;font-weight:600;margin-bottom:14px;color:#bdd3ff}

.stack{display:grid;gap:12px}
.stack label{display:grid;gap:6px}
.stack span{font-size:13px;color:rgba(255,255,255,.65)}

.settings-view input, .settings-view select, .settings-view textarea{
  width:100%;border:1px solid var(--c-border);border-radius:var(--r-sm);
  padding:10px 12px;background:var(--c-surface);color:var(--c-text);
  font-size:14px;transition:all var(--t);
}
.settings-view input:focus, .settings-view select:focus, .settings-view textarea:focus{
  outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(79,110,247,.14);
}
.sidebar-panel input, .sidebar-panel select{
  background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.12);color:#fff;
}
.sidebar-panel input:focus, .sidebar-panel select:focus{
  border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(79,110,247,.25);
}
.sidebar-panel input::placeholder{color:rgba(255,255,255,.35)}

.btn{
  padding:10px 16px;border-radius:var(--r-sm);font-weight:600;
  font-size:14px;transition:all var(--t);display:inline-flex;align-items:center;justify-content:center;
}
.btn.primary{background:var(--c-accent);color:#fff}
.btn.primary:hover{background:#3d5ce5}
.btn.secondary{background:rgba(255,255,255,.12);color:#bdd3ff}
.btn.secondary:hover{background:rgba(255,255,255,.2)}
.btn.danger{background:none;color:#f87171;border:1px solid rgba(248,113,113,.3)}
.btn.danger:hover{background:rgba(248,113,113,.1)}
.btn.full{width:100%}

.main-content{padding:32px 36px;overflow-y:auto}
.tab-view{display:none;gap:20px}
.tab-view.active{display:grid}

.page-header{margin-bottom:4px}
.page-header h2{font-size:22px;font-weight:700}
.page-header p{color:var(--c-text2);font-size:14px}

.content-grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(290px,1fr);gap:20px;align-items:start}
.card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:22px;box-shadow:0 1px 3px rgba(0,0,0,.04);
}
.card h3{font-size:16px;font-weight:600}
.section-title-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid label{display:grid;gap:6px}
.form-grid span{font-size:13px;color:var(--c-text2)}
.form-actions{display:flex;justify-content:flex-end;margin-top:8px}

.file-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.file-chip{
  display:inline-flex;align-items:center;gap:6px;border-radius:99px;
  padding:4px 10px;font-size:12px;background:var(--c-accent-soft);color:var(--c-accent);
}

.badge{
  display:inline-flex;align-items:center;border-radius:99px;
  padding:3px 8px;font-size:11px;background:#f1f5f9;color:#475569;
}
.badge.green{background:var(--c-green-soft);color:#065f46}
.badge.yellow{background:var(--c-yellow-soft);color:#92400e}
.badge.red{background:var(--c-red-soft);color:#991b1b}
.badge.blue{background:#eff6ff;color:#1e40af}

.hero-card{
  padding:26px;border-radius:28px;
  background:linear-gradient(135deg,#0f1a2e,#1e3a6e 60%,#2d5cf7);
  color:#fff;display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(240px,.8fr);
  gap:20px;box-shadow:0 20px 50px rgba(30,58,110,.25);
}
.hero-card .eyebrow{color:rgba(255,255,255,.65);font-size:12px;letter-spacing:.08em}
.hero-card h2{font-size:28px;line-height:1.2;font-weight:700}
.hero-text{color:rgba(255,255,255,.72);margin-top:8px;font-size:14px}
.hero-highlight{display:grid;gap:12px;align-content:start}
.hero-chip{
  padding:12px 14px;border-radius:var(--r);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);
}
.hero-chip span{display:block;color:rgba(255,255,255,.65);font-size:12px;margin-bottom:4px}
.hero-chip strong{font-size:22px}

.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric-card{
  padding:18px;border-radius:var(--r-lg);
  background:var(--c-surface);border:1px solid var(--c-border);
}
.metric-card p{color:var(--c-text2);font-size:13px;margin-bottom:8px}
.metric-card strong{font-size:26px;font-weight:700}
.metric-card.accent-income{background:linear-gradient(135deg,#f0fdf4,#ecfdf5)}
.metric-card.accent-profit{background:linear-gradient(135deg,#eff6ff,#eef2ff)}
.metric-card.accent-warning{background:linear-gradient(135deg,#fffbeb,#fefce8)}
.metric-card.accent-danger{background:linear-gradient(135deg,#fef2f2,#fff5f5)}

.insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.breakdown-list{display:grid;gap:10px;margin-top:4px}
.breakdown-item{
  padding:12px 14px;border:1px solid var(--c-border);
  border-radius:var(--r);background:#fafcff;
}
.breakdown-head{display:flex;justify-content:space-between;font-size:13px;margin-bottom:8px}
.breakdown-head span{color:var(--c-text2)}.breakdown-head b{color:var(--c-text)}
.breakdown-bar{height:6px;border-radius:99px;background:#edf1f7;overflow:hidden}
.breakdown-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#7c9dff,var(--c-accent))}

.record-cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.record-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);overflow:hidden;
}
.record-card-header{
  padding:12px 16px;display:flex;justify-content:space-between;align-items:center;
}
.record-card-header.income{background:linear-gradient(135deg,#ecfdf5,#d1fae5)}
.record-card-header.expense{background:linear-gradient(135deg,#eff6ff,#dbeafe)}
.record-card-header h4{font-size:14px;font-weight:600}
.record-card-header .card-amt{font-size:18px;font-weight:700}
.record-card-header.income .card-amt{color:#065f46}
.record-card-header.expense .card-amt{color:#1e40af}
.record-card-body{padding:12px 16px;display:grid;gap:8px}
.record-card-meta{display:flex;gap:6px;flex-wrap:wrap}
.record-card-note{font-size:13px;color:var(--c-text2)}
.record-card-attachments{display:flex;gap:4px;flex-wrap:wrap}
.record-card-footer{
  padding:10px 16px;border-top:1px solid var(--c-border);
  display:flex;justify-content:flex-end;gap:6px;
}
.record-action-btn{
  padding:3px 10px;border-radius:99px;font-size:11px;
  border:1px solid var(--c-border);color:var(--c-text2);
  transition:all var(--t);
}
.record-action-btn:hover{background:var(--c-accent-soft);color:var(--c-accent)}
.record-action-btn.danger{color:var(--c-red)}
.record-action-btn.danger:hover{background:var(--c-red-soft)}

.attendance-card{background:linear-gradient(180deg,#f8fbff,#fff)}
.salary-actions{display:grid;gap:8px;margin-top:8px}
.month-switcher{display:flex;align-items:center;gap:8px}
.attendance-overview{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.attendance-stat{
  padding:14px;border-radius:var(--r);
  background:var(--c-surface);border:1px solid var(--c-border);
}
.attendance-stat span{display:block;color:var(--c-text2);font-size:12px;margin-bottom:4px}
.attendance-stat strong{font-size:20px}
.attendance-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.calendar-weekday,.calendar-day{border-radius:var(--r-sm);text-align:center}
.calendar-weekday{padding:8px 0;color:var(--c-muted);font-size:11px;background:#f8fafc}
.calendar-day{padding:10px 0;border:1px solid var(--c-border);background:#fff;color:var(--c-text);cursor:pointer;transition:all var(--t)}
.calendar-day:hover{background:#eef2ff}
.calendar-day.is-work{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border-color:#6ee7b7;color:#065f46;font-weight:600}
.calendar-day.is-today{box-shadow:0 0 0 2px var(--c-accent)}
.calendar-day.is-empty{background:transparent;border-style:dashed;color:transparent;cursor:default}
.dark-text{color:var(--c-text2)}
.empty-state{text-align:center;color:var(--c-muted);padding:40px 20px;font-size:14px}

@media(max-width:1024px){
  .settings-view.active{grid-template-columns:1fr}
  .sidebar{position:static;max-height:none}
  .content-grid{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:1fr 1fr}
  .insight-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .bs-metrics{grid-template-columns:1fr 1fr}
  .bs-section{grid-template-columns:1fr}
  .bs-hero{flex-direction:column;align-items:flex-start}
  .bs-topbar{padding:8px 14px}
  .main-content{padding:20px 14px}
  .form-grid{grid-template-columns:1fr}
  .hero-card{grid-template-columns:1fr}
}