:root{--bg: #f5f6f8;--surface: #ffffff;--surface-2: #f9fafb;--sidebar: #0f172a;--sidebar-2: #1e293b;--sidebar-ink: #cbd5e1;--sidebar-ink-active: #ffffff;--ink: #0f172a;--ink-2: #475569;--muted: #94a3b8;--border: #e2e8f0;--accent: #2563eb;--accent-ink: #ffffff;--good: #16a34a;--warn: #d97706;--bad: #dc2626;--radius: 12px;--shadow: 0 1px 2px rgba(15,23,42,.06), 0 4px 12px rgba(15,23,42,.04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font:14px/1.5 -apple-system,system-ui,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:232px 1fr;height:100vh}.sidebar{background:var(--sidebar);color:var(--sidebar-ink);display:flex;flex-direction:column;padding:16px 12px;gap:4px}.brand{display:flex;align-items:center;gap:10px;padding:8px 10px 18px;color:#fff;font-weight:700;font-size:17px;letter-spacing:-.02em}.brand 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#fff);max-width:520px}.toast.success{background:var(--good, #16a34a);color:#fff}.toast.error{background:var(--bad, #dc2626);color:#fff}@media print{.sidebar,.topbar,.no-print,.nav-item{display:none!important}.main,.content{margin:0!important;padding:0!important}#invoice-print,#doc-print{box-shadow:none!important;border:none!important;max-width:none!important}.app{display:block!important}}