:root{--bg: #10131a;--panel: #181d27;--panel2: #202735;--border: #2b3443;--text: #f1f4f9;--muted: #8994a6;--accent: #a8e66c;--accent-dark: #263d1c;--danger: #ff727c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer}.app{display:flex;min-height:100vh}.sidebar{width:245px;min-width:245px;background:#141923;border-right:1px solid var(--border);padding:28px 17px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:0 9px 38px}.brand-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--accent);color:#14200e;font-size:23px;font-weight:900}.brand h2{margin:0;font-size:19px}.brand small{font-size:9px;color:var(--muted);letter-spacing:1.5px}.nav-label,.eyebrow{color:var(--muted);font-size:10px;letter-spacing:1.5px;font-weight:700}.nav-label{padding-left:10px;margin-bottom:12px}nav{display:grid;gap:7px}.nav-item{border:0;background:transparent;color:#aab4c4;text-align:left;padding:13px 12px;border-radius:9px;font-size:13px}.nav-item:hover,.nav-item.active{background:var(--accent-dark);color:var(--accent)}.sidebar-bottom{margin-top:auto;display:grid;gap:14px;padding:15px 8px 0}.sidebar-bottom small{color:#657185;font-size:10px;letter-spacing:1px}.local-status{font-size:12px;color:#aab4c4}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:7px}.main{flex:1;min-width:0;padding:30px 35px}.topbar,.top-actions,.section-heading,.welcome{display:flex;align-items:center;justify-content:space-between;gap:15px}.topbar{margin-bottom:28px}.topbar h1{font-size:27px;margin:5px 0 0}.eyebrow{margin:0}.today{color:var(--muted);font-size:12px}.primary-btn{background:var(--accent);color:#17210f;border:0;padding:12px 17px;border-radius:8px;font-weight:750;font-size:12px}.primary-btn:hover{background:#c1f38f}.welcome{background:linear-gradient(110deg,#263b24,#1c2930);border:1px solid #3b5035;border-radius:13px;padding:23px 25px;margin-bottom:23px}.welcome h2{margin:0 0 7px;font-size:19px}.welcome p{margin:0;color:#b6c6b0;font-size:12px}.live-label{color:var(--accent);font-size:10px;letter-spacing:1px}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-bottom:23px}.stat-card,.content-card{background:var(--panel);border:1px solid var(--border);border-radius:12px}.stat-card{padding:19px;display:grid;gap:10px}.stat-card span{color:#a8b2c2;font-size:12px}.stat-card strong{font-size:27px;letter-spacing:-1px}.stat-card small{color:var(--muted);font-size:11px}.warning-card strong{color:#ffc36d}.content-card{padding:21px}.section-heading{margin-bottom:17px}.section-heading h2{font-size:16px;margin:0 0 6px}.section-heading p{color:var(--muted);font-size:11px;margin:0}.text-btn{background:none;border:0;color:var(--accent);font-size:12px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:620px}th{color:#8793a6;font-size:9px;letter-spacing:1px;text-align:left;padding:14px 10px;border-bottom:1px solid var(--border)}td{padding:15px 10px;font-size:12px;border-bottom:1px solid #262e3b}tbody tr:last-child td{border-bottom:0}.status{display:inline-block;padding:5px 9px;border-radius:20px;font-size:10px}.in-stock{background:#1d3829;color:#8fe5a7}.low-stock{background:#42331e;color:#ffc36d}.out-stock{background:#42242a;color:#ff8992}.action-btn{background:var(--panel2);color:var(--accent);border:1px solid var(--border);border-radius:6px;padding:6px 9px;font-size:11px;margin:2px}.action-btn.delete{color:var(--danger)}.search{width:100%;max-width:380px;margin-bottom:18px;background:#111720;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:12px;outline:none}.search:focus,input:focus{border-color:var(--accent)}.empty-state{background:var(--panel);border:1px solid var(--border);border-radius:12px;min-height:270px;padding:45px 20px;display:grid;align-content:center;justify-items:center;text-align:center}.empty-state>div{font-size:35px;color:var(--accent)}.empty-state h2{font-size:18px}.empty-state p{max-width:420px;color:var(--muted);font-size:12px;line-height:1.7}.hidden{display:none!important}dialog{width:min(510px,calc(100% - 28px));background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:14px;padding:25px}dialog::backdrop{background:#05080dcc;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.dialog-heading{display:flex;justify-content:space-between;margin-bottom:20px}.dialog-heading h2{font-size:19px;margin:0 0 5px}.dialog-heading p{color:var(--muted);font-size:11px;margin:0}.close-btn{background:none;color:var(--muted);border:0;font-size:18px}label{display:grid;gap:7px;margin-bottom:15px;font-size:11px;color:#b5c0d0}label input{background:#10151e;color:#fff;border:1px solid var(--border);border-radius:7px;padding:11px;width:100%;outline:none}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-error{color:var(--danger);font-size:11px}.full-btn{width:100%;margin-top:10px}@media(max-width:1000px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.app{display:block}.sidebar{width:100%;min-width:0;padding:12px}.brand{padding:0 5px 12px}.sidebar-bottom,.nav-label{display:none}nav{display:flex;overflow-x:auto;padding-bottom:5px}.nav-item{white-space:nowrap;padding:10px}.main{padding:20px 14px}.topbar{align-items:flex-start}.topbar h1{font-size:22px}.top-actions{flex-direction:column;align-items:flex-end}.today{display:none}.welcome{align-items:flex-start;flex-direction:column}.stats-grid{gap:9px}.stat-card{padding:13px}.stat-card strong{font-size:22px}.content-card{padding:13px}.form-grid{grid-template-columns:1fr;gap:0}}.billing-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.8fr);gap:18px;align-items:start}.billing-layout h3{margin:0 0 16px;font-size:15px}.billing-layout .content-card{min-width:0}.billing-layout input,.billing-layout select{background:#10151e;color:var(--text);border:1px solid var(--border);border-radius:7px;padding:11px;width:100%;outline:none}.billing-layout select:focus,.billing-layout input:focus{border-color:var(--accent)}.billing-rule{border:0;border-top:1px solid var(--border);margin:20px 0}.billing-cart-wrap{margin:18px 0}.billing-cart-wrap table{min-width:560px}.cart-sub{display:block;color:var(--muted);font-size:10px;margin-top:4px}.bill-summary{position:sticky;top:18px}.summary-line{display:flex;justify-content:space-between;gap:12px;padding:11px 0;font-size:12px;border-bottom:1px solid var(--border)}.total-line{font-size:17px;border:0}.total-line strong{color:var(--accent)}.muted-note{font-size:10px;color:var(--muted);line-height:1.6}.sales-history{margin-top:20px}@media(max-width:900px){.billing-layout{grid-template-columns:1fr}.bill-summary{position:static}}.pwa-install-btn{white-space:nowrap}#install-app-button[hidden]{display:none!important}@media(max-width:700px){.pwa-install-btn{padding:10px 12px}}