:root{--bg:#f0f2f5;--surface:#ffffff;--surface2:#f8f9fa;--border:#e0e0e0;--text:#1a1a1a;--text2:#666666;--primary:#2c7be5;--primary-hover:#1a68d1;--green:#00a854;--red:#e53935;--yellow:#f5a623;--orange:#ef6c00;--purple:#7c3aed}
*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;letter-spacing:.01em}
input,select,textarea,button{font-family:inherit;font-size:14px}button{cursor:pointer}
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;background:#1e2a3a}
.login-box{background:#fff;padding:40px;border-radius:16px;width:100%;max-width:400px;box-shadow:0 4px 24px rgba(0,0,0,.15)}
.login-box h1{text-align:center;margin-bottom:8px;font-size:28px}.login-box p{text-align:center;color:var(--text2);margin-bottom:24px}
.login-box input{width:100%;padding:12px 16px;background:#fff;border:1px solid #d0d5dd;border-radius:8px;color:#333;margin-bottom:12px;outline:none}
.login-box input:focus{border-color:var(--primary)}.login-box button{width:100%;padding:12px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600}
.login-error{color:var(--red);text-align:center;margin-top:12px;display:none}
.app{display:none}.sidebar{position:fixed;top:0;left:0;width:240px;height:100vh;background:#1e2a3a;padding:20px 0;z-index:100;display:flex;flex-direction:column}
.sidebar .logo{padding:0 20px;margin-bottom:24px;font-size:22px;font-weight:700;display:flex;align-items:center;gap:10px;color:#ffffff}.sidebar .logo span{color:#4da3ff}
.sidebar nav a{display:flex;align-items:center;gap:12px;padding:12px 20px;color:#a0b0c0;text-decoration:none;transition:.2s;font-size:15px}
.sidebar nav a:hover,.sidebar nav a.active{background:#2a3a4e;color:#ffffff}.sidebar nav a.active{border-right:3px solid #4da3ff}
.sidebar .user-info{margin-top:auto;padding:16px 20px;border-top:1px solid #2a3a4e}
.sidebar .user-info .uname{font-size:13px;color:#c0d0e0}.sidebar .user-info .urole{font-size:11px;color:#4da3ff}
.logout-btn{background:none;border:none;color:#ff6b6b;font-size:13px;padding:4px 8px;border-radius:4px;margin-top:4px}
.nav-badge{background:#e53935;color:#fff;font-size:11px;font-weight:700;padding:2px 7px;border-radius:10px;margin-left:auto}
.main{margin-left:240px;padding:24px}.page{display:none}.page.active{display:block}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-header h2{font-size:24px}
.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:#fff;border-radius:12px;padding:20px;border:1px solid #e8e8e8;box-shadow:0 1px 3px rgba(0,0,0,.06)}.stat-card .label{font-size:13px;color:var(--text2);margin-bottom:4px}
.stat-card .value{font-size:28px;font-weight:700}.stat-card .value.green{color:var(--green)}.stat-card .value.red{color:var(--red)}.stat-card .value.blue{color:var(--primary)}
.btn{padding:8px 16px;border-radius:8px;border:none;font-weight:500;display:inline-flex;align-items:center;gap:6px;transition:.2s}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}
.btn-green{background:var(--green);color:#fff}.btn-red{background:var(--red);color:#fff}
.btn-orange{background:var(--orange);color:#fff}
.btn-outline{background:#fff;border:1px solid #d0d5dd;color:#333}.btn-outline:hover{background:#f5f5f5}
.btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}
.table-wrap{background:#fff;border-radius:12px;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #e0e0e0;box-shadow:0 1px 3px rgba(0,0,0,.04)}
table{width:100%;border-collapse:collapse}th{text-align:left;padding:10px 12px;background:#eef1f5;font-size:12px;color:#444;font-weight:700;white-space:nowrap;text-transform:uppercase;letter-spacing:.03em;border-bottom:2px solid #d0d5dd}
td{padding:10px 12px;border-bottom:1px solid #eee;font-size:13px;line-height:1.4;color:#333}tr:hover td{background:#f5f8ff}
.badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600}
.badge-new{background:#e8f0fe;color:#1a56db}.badge-progress{background:#fef3cd;color:#856404}
.badge-awaiting{background:#fde8d0;color:#c2410c}.badge-done{background:#d4edda;color:#155724}.badge-rejected{background:#f8d7da;color:#721c24}
.badge-future{background:#e8daef;color:#5b21b6}
.priority-high{color:#cc0000;font-weight:700}.priority-normal{color:#666}.priority-low{color:#008040}.priority-uncertain{color:#b8860b;font-style:italic}
.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.4);z-index:200;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}.modal{background:#fff;border-radius:16px;width:100%;max-width:700px;max-height:90vh;overflow-y:auto;padding:24px;box-shadow:0 8px 32px rgba(0,0,0,.2)}
.modal h3{margin-bottom:20px;font-size:20px}
.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;color:var(--text2);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;background:#fff;border:1px solid #d0d5dd;border-radius:8px;color:#333;outline:none}
.form-group textarea{min-height:80px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:20px}
.filters{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.filters input,.filters select{padding:8px 12px;background:#fff;border:1px solid #d0d5dd;border-radius:8px;color:#333;outline:none;min-width:150px}
.tabs{display:flex;gap:0;margin-bottom:20px;border-bottom:2px solid #e0e0e0}
.tab{padding:10px 20px;cursor:pointer;color:#888;font-size:14px;font-weight:500;border-bottom:2px solid transparent;margin-bottom:-2px;transition:.2s}
.tab:hover{color:#333}.tab.active{color:#2c7be5;border-bottom-color:#2c7be5}
.tab-content{display:none}.tab-content.active{display:block}
.card-finance{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:16px;padding:16px;background:#f5f7fa;border-radius:10px;border:1px solid #e0e0e0}
.card-finance .cf-item{text-align:center}.card-finance .cf-label{font-size:11px;color:var(--text2);margin-bottom:2px}.card-finance .cf-val{font-size:20px;font-weight:700}
.expense-row{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#f8f9fa;border-radius:8px;margin-bottom:6px;font-size:13px;border:1px solid #eee}
.expense-row .er-info{flex:1}.expense-row .er-amount{font-weight:700;margin:0 12px}
.comment{background:#f8f9fa;border-radius:8px;padding:12px;margin-bottom:8px;border:1px solid #eee}
.comment .cmeta{font-size:12px;color:var(--text2);margin-bottom:4px}.comment .ctext{font-size:14px}
.comment-input{display:flex;gap:8px;margin-top:8px}
.comment-input input{flex:1;padding:8px 12px;background:#fff;border:1px solid #d0d5dd;border-radius:8px;color:#333}
.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.photo-item{position:relative;border-radius:8px;overflow:hidden;aspect-ratio:1;background:#f0f0f0;border:1px solid #ddd}
.photo-item img{width:100%;height:100%;object-fit:cover;cursor:pointer}
.photo-item .photo-del{position:absolute;top:4px;right:4px;background:var(--red);color:#fff;border:none;border-radius:50%;width:24px;height:24px;font-size:14px;cursor:pointer}
.photo-item .photo-meta{position:absolute;bottom:0;left:0;right:0;background:rgba(0,0,0,.7);padding:4px 8px;font-size:11px;color:var(--text2)}
/* Order card for workers */
.order-card{background:#fff;border-radius:12px;padding:20px;margin-bottom:16px;border-left:4px solid var(--primary);border:1px solid #e0e0e0;border-left:4px solid var(--primary);box-shadow:0 1px 3px rgba(0,0,0,.06)}
.order-card.priority-high-card{border-left-color:var(--red)}.order-card.priority-low-card{border-left-color:var(--green)}.order-card.priority-uncertain-card{border-left-color:#b8860b}
.order-card h3{font-size:18px;margin-bottom:8px}.order-card .oc-meta{color:var(--text2);font-size:13px;margin-bottom:12px;line-height:1.8}
.order-card .oc-actions{display:flex;gap:8px;flex-wrap:wrap}
.acc-summary{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-bottom:24px}
.hidden{display:none !important}
@media(max-width:900px){.main > div[style*="grid-template-columns"]{grid-template-columns:1fr !important}}
@media(max-width:768px){.sidebar{width:60px;overflow:hidden}.sidebar .logo span,.sidebar nav a span,.sidebar .user-info .uname,.sidebar .user-info .urole,.sidebar .logout-btn{display:none}
.sidebar nav a{justify-content:center;padding:14px}.main{margin-left:60px;padding:16px}.form-row{grid-template-columns:1fr}.stat-cards{grid-template-columns:1fr 1fr}.card-finance{grid-template-columns:1fr}}

table{min-width:100%;table-layout:fixed}
.orders-table{min-width:1100px;table-layout:fixed}
.orders-table th:nth-child(1),.orders-table td:nth-child(1){width:40px;text-align:center}
.orders-table th:nth-child(2),.orders-table td:nth-child(2){width:180px;overflow:hidden;text-overflow:ellipsis}
.orders-table th:nth-child(3),.orders-table td:nth-child(3){width:120px;overflow:hidden;text-overflow:ellipsis}
.orders-table th:nth-child(4),.orders-table td:nth-child(4){width:110px}
.orders-table th:nth-child(5),.orders-table td:nth-child(5){width:110px}
.orders-table th:nth-child(6),.orders-table td:nth-child(6){width:80px;text-align:center}
.orders-table th:nth-child(7),.orders-table td:nth-child(7){width:75px;text-align:right}
.orders-table th:nth-child(8),.orders-table td:nth-child(8){width:75px;text-align:right}
.orders-table th:nth-child(9),.orders-table td:nth-child(9){width:75px;text-align:right}
.orders-table th:nth-child(10),.orders-table td:nth-child(10){width:90px;overflow:hidden;text-overflow:ellipsis}
.orders-table th:nth-child(11),.orders-table td:nth-child(11){width:90px}
.orders-table th:nth-child(12),.orders-table td:nth-child(12){width:70px;text-align:center}

.sidebar{transition:transform .3s ease,width .2s}
@media(max-width:1200px){
  .sidebar{width:180px}.sidebar nav a{padding:10px 14px;font-size:14px}.sidebar .logo{font-size:18px;padding:0 14px}
  .main{margin-left:180px;padding:16px}
  th,td{padding:6px 8px;font-size:12px}
}
@media(max-width:1024px){
  .sidebar{width:60px;overflow:hidden}.sidebar .logo span,.sidebar nav a span,.sidebar .user-info .uname,.sidebar .user-info .urole,.sidebar .logout-btn{display:none}
  .sidebar nav a{justify-content:center;padding:14px}.sidebar .logo{justify-content:center;padding:0}
  .main{margin-left:60px;padding:12px}
  .stat-cards{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:600px){
  /* Mobile: hamburger menu */
  .sidebar{
    transform:translateX(-100%);
    width:260px !important;
    overflow:visible !important;
    z-index:1000;
  }
  .sidebar.mobile-open{transform:translateX(0)}
  .sidebar .logo span,.sidebar nav a span,.sidebar .user-info .uname,.sidebar .user-info .urole,.sidebar .logout-btn{display:block !important}
  .sidebar nav a{justify-content:flex-start !important;padding:14px 20px !important}
  .sidebar .logo{justify-content:flex-start !important;padding:0 20px !important}
  .sidebar .user-info{display:block !important}
  .mobile-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:999}
  .mobile-overlay.active{display:block}
  .mobile-header{
    display:flex !important;
    align-items:center;
    justify-content:space-between;
    position:fixed;
    top:0;left:0;right:0;
    height:56px;
    background:#1e2a3a;
    padding:0 16px;
    z-index:998;
    box-shadow:0 2px 8px rgba(0,0,0,.3);
  }
  .mobile-header .mh-logo{color:#fff;font-size:18px;font-weight:700}
  .mobile-header .mh-logo span{color:#4da3ff}
  .hamburger{background:none;border:none;color:#fff;font-size:24px;cursor:pointer;padding:8px;line-height:1}
  .main{margin-left:0 !important;padding:12px;padding-top:68px !important}
  .stat-cards{grid-template-columns:1fr 1fr}
  .page-header h2{font-size:18px}
  .modal{max-width:95vw;padding:16px}
  .form-row{grid-template-columns:1fr}
  th,td{padding:6px 8px;font-size:12px}
  .table-wrap{overflow-x:auto}
}
@media(min-width:601px){
  .mobile-header{display:none}
  .mobile-overlay{display:none !important}
}

/* Dark theme */
body.dark{--bg:#0f172a;--surface:#1e293b;--surface2:#2d3b4e;--border:#3d4f63;--text:#e8ecf0;--text2:#94a3b8;--primary:#4da3ff;--primary-hover:#3b8de8;--green:#34d399;--red:#f87171;--yellow:#fbbf24;--orange:#fb923c;--purple:#a78bfa}
body.dark .table-wrap{background:var(--surface);border-color:var(--border)}
body.dark th{background:var(--surface2);color:var(--text2);border-bottom-color:var(--border)}
body.dark td{border-bottom-color:var(--border);color:var(--text)}
body.dark tr:hover td{background:rgba(77,163,255,.08)}
body.dark .stat-card{background:var(--surface);border-color:var(--border)}
body.dark .modal{background:var(--surface)}
body.dark .form-group input,body.dark .form-group select,body.dark .form-group textarea{background:var(--surface2);border-color:var(--border);color:var(--text)}
body.dark .filters input,body.dark .filters select{background:var(--surface2);border-color:var(--border);color:var(--text)}
body.dark .login-box input{background:var(--surface2);border-color:var(--border);color:var(--text)}
body.dark .btn-outline{background:var(--surface2);border-color:var(--border);color:var(--text)}
body.dark .badge-new{background:rgba(77,163,255,.2);color:#4da3ff}
body.dark .badge-progress{background:rgba(251,191,36,.2);color:#fbbf24}
body.dark .badge-awaiting{background:rgba(251,146,60,.2);color:#fb923c}
body.dark .badge-done{background:rgba(52,211,153,.2);color:#34d399}
body.dark .badge-rejected{background:rgba(248,113,113,.2);color:#f87171}
body.dark .badge-future{background:rgba(167,139,250,.2);color:#a78bfa}
body.dark .comment{background:var(--surface2);border-color:var(--border)}
body.dark .comment .cmeta{color:var(--text2)}
body.dark .expense-row{background:var(--surface2);border-color:var(--border)}
body.dark .card-finance{background:var(--bg);border-color:var(--border)}
body.dark .order-card{background:var(--surface);border-color:var(--border)}
body.dark .comment-input input{background:var(--bg);border-color:var(--border);color:var(--text)}
body.dark .priority-high{color:#f87171}.dark .priority-normal{color:var(--text2)}.dark .priority-low{color:#34d399}.dark .priority-uncertain{color:#fbbf24;font-style:italic}
body.dark .page-header h2{color:var(--text)}
body.dark .photo-item{background:var(--surface2);border-color:var(--border)}
body.dark #adminActiveComments div,body.dark [id^="lastComments_"] div,body.dark [id^="adminActiveComments_"] div{background:var(--surface2)!important;border-color:var(--border)!important;color:var(--text)!important}
body.dark .modal-overlay{background:rgba(0,0,0,.6)}
/* Theme toggle */
.theme-toggle{display:flex;align-items:center;gap:8px;padding:8px 20px;cursor:pointer;color:#a0b0c0;font-size:13px}
.theme-toggle:hover{color:#fff}
.toggle-track{width:40px;height:22px;background:#3d4f63;border-radius:11px;position:relative;transition:.3s}
.toggle-track::after{content:'';position:absolute;width:18px;height:18px;background:#fff;border-radius:50%;top:2px;left:2px;transition:.3s}
.toggle-track.on{background:#4da3ff}
.toggle-track.on::after{left:20px}

/* AI Chat */
.chat-btn{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;font-size:24px;cursor:pointer;box-shadow:0 4px 15px rgba(102,126,234,.4);z-index:1000;transition:.3s}
.chat-btn:hover{transform:scale(1.1)}
.chat-btn.has-dot::after{content:'';position:absolute;top:4px;right:4px;width:12px;height:12px;background:#ff4444;border-radius:50%;border:2px solid #fff}
.chat-panel{position:fixed;bottom:0;right:0;width:100%;height:100%;max-width:560px;max-height:680px;background:var(--surface);box-shadow:0 8px 32px rgba(0,0,0,.25);z-index:1001;display:none;border:1px solid var(--border);border-radius:16px 16px 0 0;overflow:hidden}
@media(min-width:768px){.chat-panel{bottom:20px;right:20px;border-radius:16px;width:560px;height:680px;max-height:calc(100vh - 40px)}}
@media(max-width:767px){.chat-panel{max-width:100%;max-height:100%;border-radius:0}}
.chat-inner{display:flex;flex-direction:column;height:100%;overflow:hidden}
.chat-panel.open{display:block}





.chat-header{padding:14px 16px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-weight:700;display:flex;justify-content:space-between;align-items:center}
.chat-header button{background:rgba(255,255,255,0.2);border:none;color:#fff;font-size:22px;cursor:pointer;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.chat-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.chat-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;word-wrap:break-word;white-space:pre-wrap}
.chat-msg.user{align-self:flex-end;background:#667eea;color:#fff;border-bottom-right-radius:4px}
.chat-msg.ai{align-self:flex-start;background:var(--bg);color:var(--text);border-bottom-left-radius:4px}
.chat-msg.ai b{color:var(--primary)}
.chat-input-wrap{padding:10px;border-top:1px solid var(--border);display:flex;gap:8px;align-items:end}
.chat-input-wrap textarea{flex:1;border:1px solid var(--border);border-radius:10px;padding:12px 16px;font-size:17px;resize:none;max-height:80px;background:var(--bg);color:var(--text);font-family:inherit}
.chat-input-wrap button{width:36px;height:36px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px}
.chat-send{background:#667eea;color:#fff}
.chat-attach{background:var(--bg);color:var(--text2);border:1px solid var(--border)!important}
.chat-img-preview{padding:4px 10px;font-size:11px;color:var(--text2);display:flex;align-items:center;gap:6px}
.chat-img-preview button{background:none;border:none;color:var(--red);cursor:pointer;font-size:14px}
.chat-typing{align-self:flex-start;padding:12px 16px;background:var(--bg);border-radius:12px;color:var(--text2);font-size:16px}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}