@import"https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Noto+Sans+Bengali:wght@400;600;700&display=swap";:root{--ink: #0d0d0d;--paper: #f5f2eb;--bg: #e8e4d8;--accent: #1a3a5c;--gold: #c9973a;--muted: #8a8070;--line: #d4cfc4;--paid-green: #1e6644;--paid-bg: #d4edda;--danger: #c0392b;--danger-bg: #fdecea;--sidebar-w: 240px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans Bengali,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh}a{text-decoration:none;color:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--line)}::-webkit-scrollbar-thumb{background:var(--muted);border-radius:3px}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.fade-up{animation:fadeUp .4s ease both}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--accent);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-brand{padding:28px 24px 20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-brand-name{font-family:Space Mono,monospace;font-size:22px;font-weight:700;color:#fff;letter-spacing:-1px}.sidebar-brand-tag{font-family:Space Mono,monospace;font-size:9px;letter-spacing:3px;color:var(--gold);margin-top:4px;text-transform:uppercase}.sidebar-nav{flex:1;padding:20px 0}.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:12px 24px;font-size:14px;color:#ffffffb3;transition:all .2s;border-left:3px solid transparent}.sidebar-nav a:hover,.sidebar-nav a.active{background:#ffffff14;color:#fff;border-left-color:var(--gold)}.sidebar-footer{padding:16px 24px;border-top:1px solid rgba(255,255,255,.1);font-size:11px;color:#ffffff59;font-family:Space Mono,monospace}.main{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column}.topbar{background:var(--paper);border-bottom:1px solid var(--line);padding:16px 32px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.topbar-title{font-family:Space Mono,monospace;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--muted)}.content{padding:32px;flex:1}.card{background:var(--paper);padding:28px;box-shadow:3px 3px 0 var(--line);border:1px solid var(--line);margin-bottom:24px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--gold);padding:20px 22px;box-shadow:3px 3px 0 var(--line)}.stat-label{font-family:Space Mono,monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.stat-value{font-family:Space Mono,monospace;font-size:24px;font-weight:700;color:var(--accent)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}thead tr{background:var(--accent);color:#fff}thead th{padding:12px 16px;text-align:left;font-family:Space Mono,monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;font-weight:400}tbody tr{border-bottom:1px solid var(--line);transition:background .15s}tbody tr:hover{background:#f0ece0}tbody td{padding:14px 16px;color:var(--ink)}.badge{display:inline-block;padding:3px 10px;font-family:Space Mono,monospace;font-size:9px;letter-spacing:1px;text-transform:uppercase;font-weight:700;border:1px solid}.badge-paid{background:var(--paid-bg);color:var(--paid-green);border-color:var(--paid-green)}.badge-unpaid{background:#fff3cd;color:#856404;border-color:#856404}.badge-partial{background:#cfe2ff;color:#084298;border-color:#084298}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;font-family:Space Mono,monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border:none;transition:all .15s;font-weight:700}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#0d2440}.btn-gold{background:var(--gold);color:#fff}.btn-gold:hover{background:#a87c2a}.btn-ghost{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}.btn-ghost:hover{background:var(--accent);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#96281b}.btn-sm{padding:6px 12px;font-size:9px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group.full{grid-column:1 / -1}label{font-family:Space Mono,monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--muted)}input,select,textarea{padding:10px 14px;border:1px solid var(--line);background:#fff;font-family:Noto Sans Bengali,sans-serif;font-size:13px;color:var(--ink);outline:none;transition:border-color .2s}input:focus,select:focus,textarea:focus{border-color:var(--accent)}textarea{resize:vertical;min-height:80px}.invoice-paper{background:var(--paper);width:780px;max-width:100%;padding:56px 60px;position:relative;box-shadow:6px 6px #bbb4a0,12px 12px #ccc6b6;margin:0 auto}.invoice-paper:before{content:"";position:absolute;top:0;left:0;border-style:solid;border-width:36px 36px 0 0;border-color:var(--gold) transparent transparent transparent}.spinner{width:28px;height:28px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin:60px auto;display:block}.empty{text-align:center;padding:60px 20px;color:var(--muted);font-family:Space Mono,monospace;font-size:12px;letter-spacing:2px;text-transform:uppercase}@media print{.sidebar,.topbar,.btn,.no-print{display:none!important}.main{margin-left:0}.content{padding:0}.invoice-paper{box-shadow:none}}