:root{--bg-color: #000000;--panel-bg: rgba(28, 28, 30, .7);--accent-color: #0a84ff;--text-primary: #ffffff;--text-secondary: #8e8e93;--border-color: rgba(255, 255, 255, .1);--glass-effect: blur(20px) saturate(180%);--sidebar-width: 280px;--transition-speed: .3s}*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-color);color:var(--text-primary);display:flex;height:100vh;overflow:hidden;background-image:radial-gradient(circle at 20% 30%,rgba(10,132,255,.1) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(191,90,242,.1) 0%,transparent 50%)}aside{width:var(--sidebar-width);background:var(--panel-bg);backdrop-filter:var(--glass-effect);-webkit-backdrop-filter:var(--glass-effect);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:10}.sidebar-header{padding:24px;border-bottom:1px solid var(--border-color)}.sidebar-header h1{font-size:1.25rem;font-weight:600;color:var(--accent-color);letter-spacing:-.5px}.tab-btn{background:#ffffff0d;border:1px solid var(--border-color);color:var(--text-secondary);padding:8px;border-radius:8px;font-size:.75rem;font-weight:600;cursor:pointer;transition:all .2s}.tab-btn.active{background:var(--accent-color);color:#fff;border-color:var(--accent-color)}.customer-list{flex:1;overflow-y:auto;padding:12px}.customer-item{padding:12px 16px;border-radius:12px;cursor:pointer;transition:all var(--transition-speed);margin-bottom:4px;border:1px solid transparent}.customer-item:hover{background:#ffffff0d}.customer-item.active{background:#0a84ff26;border-color:var(--accent-color)}.customer-item .name{font-weight:500;display:block}.customer-item .info{font-size:.8rem;color:var(--text-secondary)}.alpha-btn{padding:4px;cursor:pointer;transition:all .2s;border-radius:4px;width:18px;text-align:center;font-weight:600}.alpha-btn:hover{background:#ffffff1a;color:#fff}.alpha-btn.active{color:var(--accent-color);background:#0a84ff1a}.alpha-btn.disabled{opacity:.2;cursor:default}main{flex:1;overflow-y:auto;padding:32px;position:relative}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.header h2{font-size:2rem;font-weight:700;letter-spacing:-1px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:32px}.card{background:var(--panel-bg);backdrop-filter:var(--glass-effect);-webkit-backdrop-filter:var(--glass-effect);border:1px solid var(--border-color);border-radius:20px;padding:24px;transition:transform .2s ease}.card:hover{transform:translateY(-4px);border-color:#fff3}.card-title{color:var(--text-secondary);font-size:.85rem;font-weight:500;text-transform:uppercase;margin-bottom:8px;letter-spacing:.5px}.card-value{font-size:1.75rem;font-weight:700}.section-title{font-size:1.25rem;font-weight:600;margin:32px 0 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}.doc-tabs{display:flex;gap:8px;background:#ffffff0d;padding:4px;border-radius:10px;border:1px solid var(--border-color)}.doc-tab{padding:6px 14px;border-radius:8px;font-size:.7rem;font-weight:700;color:var(--text-secondary);background:transparent;border:none;cursor:pointer;transition:all .2s;white-space:nowrap}.doc-tab:hover{color:#fff;background:#ffffff0d}.doc-tab.active{background:var(--accent-color);color:#fff;box-shadow:0 4px 12px #0a84ff4d}.document-table{width:100%;border-collapse:separate;border-spacing:0 8px}.document-table th{text-align:left;padding:12px 16px;color:var(--text-secondary);font-weight:500;font-size:.85rem}.document-table tr{transition:background .2s}.document-table tr:hover td{background:#ffffff0f;cursor:pointer}.action-btn{display:inline-flex;padding:6px;border-radius:50%;background:#0a84ff1a;transition:all .2s}.action-btn:hover{background:var(--accent-color);color:#fff!important;transform:scale(1.1)}.status-badge{padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.status-paid{background:#30d15833;border:1px solid rgba(48,209,88,.4);color:#30d158}.status-pending{background:#ff9f0a33;border:1px solid rgba(255,159,10,.4);color:#ff9f0a}.status-overdue{background:#ff453a33;border:1px solid rgba(255,69,58,.4);color:#ff453a}.status-reversed{background:#8e8e9333;border:1px solid rgba(142,142,147,.4);color:#8e8e93}.status-quote{background:#bf5af233;border:1px solid rgba(191,90,242,.4);color:#bf5af2}.doc-row-invoice{border-left:3px solid #0A84FF!important}.doc-row-proforma{border-left:3px solid #64D2FF!important}.doc-row-credit_note{border-left:3px solid #FF453A!important}.doc-row-quote{border-left:3px solid #BF5AF2!important}.type-tag{display:inline-block;padding:2px 8px;border-radius:6px;font-size:.7rem;font-weight:700;letter-spacing:.5px;background:#ffffff0d;border:1px solid var(--border-color);margin-right:8px}.type-tag-invoice{color:#0a84ff;border-color:#0a84ff4d}.type-tag-proforma{color:#64d2ff;border-color:#64d2ff4d}.type-tag-credit_note{color:#ff453a;border-color:#ff453a4d}.type-tag-quote{color:#bf5af2;border-color:#bf5af24d}#config-modal,#login-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:100;transition:opacity .5s ease,visibility .5s ease}#config-modal.hidden,#login-modal.hidden{opacity:0;visibility:hidden;pointer-events:none;display:flex!important}.modal-content{background:#1c1c1e;padding:40px;border-radius:24px;width:90%;max-width:450px;border:1px solid var(--border-color)}.modal-content h3{margin-bottom:16px}input[type=text],input[type=password]{width:100%;padding:14px 44px 14px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;margin-bottom:0;outline:none;font-size:.95rem;transition:all .3s ease}input::placeholder{color:#ffffff4d}input[type=text]:focus,input[type=password]:focus{border-color:var(--accent-color);background:#ffffff14;box-shadow:0 0 15px #0a84ff1a}#year-selector,#compare-year-selector{background:#ffffff0d;border:1px solid var(--border-color);color:var(--text-primary);padding:6px 12px;border-radius:8px;outline:none;cursor:pointer;font-size:.85rem;transition:all .2s}#year-selector:hover,#compare-year-selector:hover{background:#ffffff1a;border-color:var(--accent-color)}select option{background:#1c1c1e;color:#fff}.input-wrapper{position:relative;width:100%;margin-bottom:20px}.toggle-btn{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;opacity:.6}.toggle-btn:hover{opacity:1;color:#fff}.btn{background:var(--accent-color);color:#fff;border:none;padding:14px 24px;border-radius:12px;font-weight:600;cursor:pointer;width:100%;transition:opacity .2s}.btn:hover{opacity:.9}.hidden{display:none!important}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:2000}.modal-content{background:var(--panel-bg);border:1px solid var(--border-color);box-shadow:0 20px 40px #0009;animation:modalIn .3s cubic-bezier(.16,1,.3,1)}@keyframes modalIn{0%{opacity:0;transform:scale(.95) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}#preview-body{cursor:grab}#preview-body:active{cursor:grabbing}.token-badge{position:fixed;bottom:20px;right:20px;background:var(--panel-bg);padding:8px 12px;border-radius:20px;font-size:.7rem;border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer}#global-loader{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-color);z-index:1000;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .8s cubic-bezier(.4,0,.2,1)}.loader-ring{width:80px;height:80px;border:3px solid rgba(10,132,255,.1);border-top:3px solid var(--accent-color);border-radius:50%;animation:spin 1s cubic-bezier(.5,0,.5,1) infinite;box-shadow:0 0 20px #0a84ff33}.loader-text{margin-top:24px;font-size:.9rem;font-weight:500;letter-spacing:2px;color:var(--text-secondary);text-transform:uppercase;animation:pulse-text 2s infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse-text{0%,to{opacity:.5;filter:blur(0px)}50%{opacity:1;filter:blur(1px)}}.fade-in-up{animation:fadeInUp .6s cubic-bezier(.16,1,.3,1) forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.pulse{animation:pulse-animation 2s infinite}@keyframes pulse-animation{0%{opacity:1}50%{opacity:.4}to{opacity:1}}