:root{--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-heading: "Outfit", sans-serif;--primary: #007AFF;--primary-hover: #0051D5;--secondary: #10b981;--accent: #f59e0b;--background: #ffffff;--foreground: #1d1d1f;--card-bg: #ffffff;--glass-bg: rgba(255, 255, 255, .95);--glass-border: rgba(0, 0, 0, .1);--border: #d2d2d7;--ring: rgba(0, 122, 255, .15);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 9999px;--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .08);--shadow-md: 0 2px 4px 0 rgb(0 0 0 / .08);--shadow-lg: 0 4px 8px 0 rgb(0 0 0 / .1)}@media(prefers-color-scheme:dark){:root{--background: #000000;--foreground: #f5f5f7;--card-bg: #1c1c1e;--glass-bg: rgba(28, 28, 30, .95);--glass-border: rgba(255, 255, 255, .15);--border: #38383a;--ring: rgba(0, 122, 255, .3)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background-color:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;line-height:1.5}h1,h2,h3,h4,h5,h6{font-family:var(--font-sans);font-weight:600;letter-spacing:-.01em;color:var(--foreground)}.glass{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border)}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.5rem;transition:border-color .15s ease}.card:hover{border-color:var(--border)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.375rem .875rem;font-weight:500;font-size:.875rem;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;border:none;font-family:var(--font-sans);gap:.5rem;line-height:1.2;height:fit-content;min-height:auto;align-self:flex-start}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:transparent;border:1px solid var(--border);color:var(--foreground)}.btn-secondary:hover{background-color:var(--border)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.grid{display:grid}.badge{padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-draft{background:#e5e7eb;color:#374151}.badge-sent{background:#dbeafe;color:#1e40af}.badge-paid{background:#dcfce7;color:#166534}.badge-partially_paid{background:#fef3c7;color:#92400e}.badge-voided{background:#fee2e2;color:#991b1b}.badge-pending{background:#fef9c3;color:#854d0e}.badge-overdue{background:#fee2e2;color:#991b1b}@media(prefers-color-scheme:dark){.badge-draft{background:#374151;color:#d1d5db}.badge-sent{background:#1e3a8a;color:#93c5fd}.badge-paid{background:#064e3b;color:#34d399}.badge-partially_paid{background:#78350f;color:#fcd34d}.badge-voided{background:#7f1d1d;color:#f87171}.badge-pending{background:#713f12;color:#fbbf24}.badge-overdue{background:#7f1d1d;color:#f87171}.sidebar-container{background-color:#0f172a!important}}.btn-menu-item{width:100%;padding:.75rem 1rem;text-align:left;background:none;border:none;color:var(--foreground);cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:.875rem;transition:background-color .2s ease}.btn-menu-item:hover{background-color:var(--border)}main{margin:0 auto;padding:2rem}@keyframes spin{to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}@media(max-width:1024px){main{padding:1.5rem}.invoice-detail-container{padding:1.5rem!important}.invoice-detail-grid{grid-template-columns:1fr!important}.invoice-detail-header{flex-direction:column!important;gap:1.5rem!important}.invoice-detail-header-actions{margin-left:0!important;width:100%}}@media(max-width:768px){main{padding:1rem}.invoice-detail-container{padding:1rem!important}.invoice-detail-card{padding:1.5rem!important}.invoice-detail-info-grid{grid-template-columns:1fr!important}.invoice-detail-sidebar{position:static!important}}@media(max-width:1024px){.client-dashboard-layout{flex-direction:column!important}.client-dashboard-layout aside{width:100%!important;position:static!important}}