:root{--primary-color: #3b82f6;--primary-hover: #2563eb;--accent-color: #8b5cf6;--secondary-color: #f3f4f6;--text-color: #111827;--light-text: #4b5563;--border-color: #e5e7eb;--card-bg:rgb(255, 255, 255);--sidebar-bg: #f3f4f6;--sidebar-text: #111827;--light-gray: #f9fafb;--dark-bg: #1f2937;--dark-card: #374151;--dark-text: #f9fafb;--status-completed: #10b981;--status-in-progress: #f59e0b;--status-pending: #ef4444;--bg-color: #f9fafb;--preview-bg: #ffffff;--preview-text: #111827;--card-shadow: 0 4px 6px rgba(0, 0, 0, .05), 0 1px 3px rgba(0, 0, 0, .1);--transition-speed: .2s}body.dark-mode{--card-bg: #1e2130;--text-color: #f9fafb;--light-text: #d1d5db;--secondary-color:rgba(26, 26, 27, .14);--border-color: rgba(19, 18, 18, .637);--sidebar-bg: #111827;--sidebar-text: #f9fafb;--bg-color: #111827;--preview-bg: #1e2130;--preview-text: #f9fafb;--card-shadow: 0 4px 6px rgba(0, 0, 0, .2), 0 1px 3px rgba(0, 0, 0, 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h3{color:var(--primary-color);margin-bottom:10px;font-size:16px}.account-info{display:flex;flex-wrap:wrap}.invoice-footer{margin-top:40px;text-align:center;font-style:italic;color:var(--light-text)}@keyframes shake{0%,to{transform:translate(0)}20%,60%{transform:translate(-5px)}40%,80%{transform:translate(5px)}}.shake{animation:shake .5s}.auth-status{display:inline-flex;align-items:center;margin-right:10px;font-size:14px}.auth-status .status-dot{width:8px;height:8px;border-radius:50%;background-color:#4caf50;margin-right:6px}.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;text-align:center}.not-found h1{font-size:6rem;color:var(--primary-color);margin-bottom:1rem}.not-found p{font-size:1.5rem;margin-bottom:2rem}.not-found .btn{font-size:1rem}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s 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th{background-color:var(--secondary-color);color:var(--text-color);text-align:left;padding:15px;font-weight:700}.bin-table td{padding:15px;border-bottom:1px solid var(--border-color)}.bin-action-btn{padding:8px 10px;font-size:13px;border-radius:24px}.btn-danger{background-color:#e53e3e;color:#fff}.btn-danger:hover{background-color:#c53030}.loading-state{text-align:center;padding:40px;color:var(--light-text)}.bin-badge{display:inline-flex;align-items:center;justify-content:center;background-color:var(--primary-color);color:#fff;border-radius:50%;height:20px;width:20px;font-size:12px;margin-left:8px}@keyframes shake{0%,to{transform:rotate(0)}10%,30%,50%,70%,90%{transform:rotate(-5deg)}20%,40%,60%,80%{transform:rotate(5deg)}}.bin-icon{margin-right:6px;font-size:16px;animation:shake 1s ease both;animation-play-state:paused}.bin-link:hover .bin-icon{animation-play-state:running}.a4-preview-container{width:210mm;min-height:297mm;padding:20mm;background-color:#fff!important;margin:0 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0}.dashboard-sidebar.open{transform:translate(0)}.sidebar-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.45);z-index:1100;animation:fadeIn .2s}.sidebar-toggle-btn{position:fixed;top:18px;left:18px;z-index:1300;background:var(--primary-color);color:#fff;border:none;border-radius:8px;padding:8px 10px;box-shadow:0 2px 8px #00000014;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:22px}.sidebar-close-btn{display:block;background:none;border:none;color:var(--primary-color);font-size:2rem;position:absolute;top:18px;right:18px;z-index:1400;cursor:pointer;background-color:transparent}.dashboard-topbar{padding-left:60px;min-height:60px}.dashboard-main{padding:16px 8px 32px}.dashboard-header{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:16px}.dashboard-controls{flex-wrap:wrap;gap:10px}.invoice-list{grid-template-columns:1fr;gap:14px}}@media (max-width: 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