:root{--bg:#f5f7f8;--card:#fff;--text:#172126;--muted:#66747b;--line:#dde4e7;--primary:#155e75;--primary2:#0e7490;--danger:#b42318;--danger-bg:#fff0ee;--success:#087a54;--success-bg:#eafaf4;--warning:#b25f00;--warning-bg:#fff7e6;--shadow:0 8px 28px rgba(14,48,61,.08);--radius:18px}*{box-sizing:border-box}html{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text)}body{margin:0;min-height:100vh;background:var(--bg)}a{color:var(--primary);text-decoration:none}button,input,select,textarea{font:inherit}.topbar{position:fixed;z-index:20;top:0;right:0;left:0;height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.brand{font-weight:800;color:var(--text);font-size:18px}.top-actions{display:flex;align-items:center;gap:12px;font-size:14px}.top-actions form{margin:0}.link-btn,.plain{border:0;background:none;color:var(--primary);cursor:pointer;padding:6px}.app-shell{display:flex;min-height:100vh;padding-top:64px}.sidebar{position:fixed;top:64px;right:0;bottom:0;width:220px;padding:20px 14px;background:#fff;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:6px}.sidebar a{padding:11px 14px;border-radius:11px;color:#2a3940}.sidebar a:hover{background:#eef5f7;color:var(--primary)}.sidebar hr{border:0;border-top:1px solid var(--line);width:100%;margin:10px 0}.content{width:calc(100% - 220px);margin-right:220px;padding:28px;max-width:1500px}.guest-content{width:100%;margin:0;padding:28px;display:grid;place-items:center;min-height:100vh}.bottom-nav{display:none}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:22px}.page-head h1,.form-card h1,.auth-card h1{margin:0 0 8px;font-size:28px}.page-head p{margin:0}.muted{color:var(--muted)}.card,.form-card,.auth-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card{padding:20px}.form-card{padding:24px;max-width:900px}.auth-card{padding:28px;width:min(460px,100%)}.auth-card form,.form-card form{display:grid;gap:15px}label{display:grid;gap:7px;color:#34434a;font-size:14px;font-weight:650}input,select,textarea{width:100%;border:1px solid #cbd5d9;border-radius:12px;background:#fff;padding:12px 13px;color:var(--text);outline:none;transition:.15s}input:focus,select:focus,textarea:focus{border-color:var(--primary2);box-shadow:0 0 0 3px rgba(14,116,144,.12)}textarea{resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #cbd5d9;background:#fff;color:#23343b;border-radius:12px;padding:10px 15px;font-weight:750;cursor:pointer;min-height:42px}.btn:hover{filter:brightness(.98)}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.success{background:var(--success);border-color:var(--success);color:#fff}.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn.subtle{background:#f8fafb}.btn.full{width:100%}.action-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.alert{padding:13px 16px;border-radius:12px;margin-bottom:18px;border:1px solid}.alert ul{margin:8px 0 0}.alert.success{background:var(--success-bg);border-color:#b8ead8;color:#075b40}.alert.danger{background:var(--danger-bg);border-color:#f0beb8;color:#8a1c12}.alert.warning{background:var(--warning-bg);border-color:#f0d39d;color:#7f4700}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:20px}.stats-grid.compact{grid-template-columns:repeat(4,minmax(0,1fr))}.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;display:grid;gap:7px}.stat span{font-size:13px;color:var(--muted)}.stat strong{font-size:23px}.stat.debt{border-right:4px solid #c2410c}.stat.paid{border-right:4px solid var(--success)}.stat.balance{border-right:4px solid var(--primary)}.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.card h2{font-size:18px;margin:0 0 15px}.activity{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);color:var(--text)}.activity:last-child{border-bottom:0}.activity div{display:grid;gap:4px}.activity small,.customer-card small,.transaction small{color:var(--muted)}.text-paid{color:var(--success)}.text-debt{color:var(--danger)}.quick-search{position:relative;margin-bottom:18px}.quick-search input{font-size:17px;padding:15px}.search-results{position:absolute;right:0;left:0;top:calc(100% + 5px);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;z-index:15;overflow:hidden;display:none}.search-results.show{display:block}.search-result-item{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text)}.search-result-item:last-child{border-bottom:0}.search-result-item small{display:block;color:var(--muted);margin-top:3px}.search-result-item b{color:var(--danger)}.filter-bar{display:flex;gap:10px;align-items:end;background:#fff;border:1px solid var(--line);border-radius:15px;padding:12px;margin-bottom:16px}.filter-bar>input{flex:1}.filter-bar label{min-width:160px}.customer-list{display:grid;gap:10px}.customer-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px;display:flex;justify-content:space-between;gap:15px;align-items:center;color:var(--text)}.customer-card>div:first-child{display:grid;gap:5px}.customer-money{display:flex;gap:15px;align-items:center;color:var(--muted);font-size:13px}.customer-money b{color:var(--danger);font-size:16px}.hero-balance{background:linear-gradient(135deg,#083344,#155e75);color:#fff;border-radius:22px;padding:25px;margin-bottom:17px;display:flex;align-items:center;gap:18px}.hero-balance span{opacity:.85}.hero-balance strong{font-size:34px;margin-left:auto}.badge{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.badge.ok{background:#dff7ed;color:#086242}.badge.warn{background:#fff1d6;color:#8d4b00}.muted-badge{background:#e9eef0;color:#55656c}.transaction{padding:14px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:14px}.transaction:last-child{border-bottom:0}.transaction>div:first-child{display:grid;gap:5px}.transaction p{margin:3px 0;color:#425159}.transaction.reversed{opacity:.58;text-decoration-color:#999}.txn-side{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.danger-text{color:var(--danger)}.receipt-link{display:flex;gap:8px;align-items:center;width:max-content}.receipt-link img{width:72px;height:72px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}.hidden{display:none!important}.mini-balance{padding:13px 15px;background:#f2f8fa;border:1px solid #d2e5eb;border-radius:12px;margin:10px 0 18px}.image-preview img{max-width:250px;max-height:250px;border-radius:12px;border:1px solid var(--line);margin-top:8px}.check{display:flex;grid-template-columns:auto 1fr;align-items:center;justify-content:flex-start;gap:8px}.check input{width:auto}.password-wrap{display:flex;gap:7px}.password-wrap .icon-btn{white-space:nowrap;border:1px solid var(--line);border-radius:10px;background:#f7fafb;padding:0 12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:650px}th,td{text-align:right;padding:12px;border-bottom:1px solid var(--line)}th{font-size:13px;color:#536169;background:#f8fafb}td small{display:block;color:var(--muted);margin-top:3px}.statement .print-head{text-align:center;margin-bottom:18px}.statement .print-head h2,.statement .print-head h3{margin:4px}.danger-zone{border-color:#efc5c0}.empty{text-align:center;color:var(--muted);padding:25px}.pagination{display:flex;gap:5px;margin-top:15px}.pagination a,.pagination span{padding:6px 9px;border:1px solid var(--line);border-radius:8px}.offline-chip{font-size:12px}.code{font-family:monospace}.no-print{}
@media(max-width:900px){.sidebar{display:none}.content{width:100%;margin-right:0;padding:18px 14px 90px}.topbar{padding:0 15px}.top-actions>span{display:none}.bottom-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:30;right:0;left:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:7px 5px calc(7px + env(safe-area-inset-bottom));box-shadow:0 -5px 20px rgba(0,0,0,.06)}.bottom-nav a{font-size:12px;text-align:center;color:#4a5960;padding:9px 2px;border-radius:10px}.bottom-nav .primary-nav{background:var(--primary);color:#fff}.stats-grid,.stats-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.two-col{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.page-head{align-items:center}.customer-card{align-items:flex-start}.customer-money{display:grid;gap:3px;text-align:left}.hero-balance{display:grid;gap:6px}.hero-balance strong{margin:0;font-size:30px}.filter-bar{flex-wrap:wrap}.filter-bar>input{flex-basis:100%}.filter-bar label{min-width:calc(50% - 5px);flex:1}.transaction{align-items:flex-start}.txn-side{min-width:80px}.guest-content{padding:16px}.auth-card{padding:22px}.topbar{height:58px}.app-shell{padding-top:58px}}
@media(max-width:520px){.stats-grid,.stats-grid.compact{grid-template-columns:1fr 1fr}.stat{padding:13px}.stat strong{font-size:18px}.customer-card{display:grid}.customer-money{text-align:right}.page-head h1,.form-card h1,.auth-card h1{font-size:23px}.action-row .btn{flex:1}.content{padding-right:10px;padding-left:10px}.card,.form-card{border-radius:14px;padding:15px}}
@media print{.topbar,.sidebar,.bottom-nav,.no-print,.alert{display:none!important}.content{width:100%;margin:0;padding:0}.card{box-shadow:none;border:0}.statement{padding:0}body{background:#fff}table{min-width:0;font-size:12px}}

/* Enhanced Customer Search Bar */
.customer-search-bar{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px 14px;margin-bottom:18px;box-shadow:0 4px 18px rgba(14,48,61,.05)}
.search-input-wrapper{position:relative;flex:1 1 500px;display:flex;align-items:center}
.search-lens-icon{position:absolute;right:16px;color:var(--muted);pointer-events:none;opacity:.75;z-index:2}
.customer-search-input{width:100%;min-height:54px;font-size:17px;padding:12px 50px 12px 44px;border:1.5px solid #cbd5d9;border-radius:14px;background:#fafbfc;color:var(--text);outline:none;font-weight:500;transition:all .18s ease}
.customer-search-input:focus{background:#fff;border-color:var(--primary2);box-shadow:0 0 0 4px rgba(14,116,144,.14)}
.customer-search-input::placeholder{color:#8c9ba5;font-size:15px}
.search-clear-btn{position:absolute;left:12px;display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#e8eef1;color:#506169;text-decoration:none;transition:all .15s ease;z-index:2}
.search-clear-btn:hover{background:#d4e0e5;color:#172126}
.search-filter-controls{display:flex;gap:10px;align-items:center;flex:0 0 auto}
.customer-filter-select{min-height:54px;min-width:170px;font-size:15px;font-weight:600;padding:12px 16px;border:1.5px solid #cbd5d9;border-radius:14px;background:#fff;cursor:pointer;color:#2a3940;outline:none;transition:all .18s ease}
.customer-filter-select:focus{border-color:var(--primary2);box-shadow:0 0 0 4px rgba(14,116,144,.14)}
.search-submit-btn{min-height:54px;padding:0 26px;font-size:16px;font-weight:700;border-radius:14px;display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.search-feedback-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;background:#eef5f8;border:1px solid #d4e3e8;border-radius:12px;padding:10px 16px;margin-bottom:16px;font-size:14px;color:#2c3e47}
.search-feedback-bar .feedback-info{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.search-feedback-bar .feedback-badge{background:#fff;border:1px solid #cbd5d9;border-radius:6px;padding:2px 8px;font-size:13px}
.search-feedback-bar .feedback-badge.warn{background:var(--warning-bg);border-color:#f0d39d;color:#7f4700}
.search-feedback-bar .feedback-badge.ok{background:var(--success-bg);border-color:#b8ead8;color:#075b40}
.search-feedback-bar .feedback-badge.muted{background:#e9eef0;border-color:#d1dade;color:#55656c}
.btn-sm{min-height:34px!important;padding:4px 14px!important;font-size:13px!important;border-radius:8px!important}

@media(max-width:900px){
  .customer-search-bar{flex-direction:column;align-items:stretch;padding:12px;gap:10px}
  .search-input-wrapper{width:100%;flex:1 1 auto}
  .customer-search-input{min-height:50px;font-size:16px}
  .search-filter-controls{display:grid;grid-template-columns:1fr auto;width:100%;gap:10px}
  .customer-filter-select{min-width:0;min-height:50px;width:100%}
  .search-submit-btn{min-height:50px;padding:0 20px}
}