:root{--font-sans: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-serif: "DM Serif Display", Georgia, serif;--font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Monaco, Consolas, monospace;--brand-navy: #0d263e;--brand-navy-light: #173b60;--brand-navy-dark: #071727;--brand-gold: #d4ac42;--brand-gold-dark: #b58d2a;--brand-gold-light: #fef9ed;--bg-app: #f6f8fa;--bg-card: #ffffff;--bg-sidebar: #0a1b2d;--border-subtle: #e2e8f0;--border-strong: #cbd5e1;--text-main: #0f172a;--text-muted: #64748b;--text-faint: #94a3b8;--status-paid-bg: #ecfdf5;--status-paid-text: #059669;--status-paid-border: #a7f3d0;--status-sent-bg: #eff6ff;--status-sent-text: #2563eb;--status-sent-border: #bfdbfe;--status-draft-bg: #f8fafc;--status-draft-text: #64748b;--status-draft-border: #e2e8f0;--status-overdue-bg: #fef2f2;--status-overdue-text: #dc2626;--status-overdue-border: #fecaca;--status-accepted-bg: #f0fdf4;--status-accepted-text: #16a34a;--status-accepted-border: #bbf7d0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-card: 0 1px 3px rgba(13, 38, 62, .05), 0 6px 16px rgba(13, 38, 62, .03);--shadow-card-hover: 0 4px 12px rgba(13, 38, 62, .08), 0 12px 24px rgba(13, 38, 62, .04);--shadow-modal: 0 25px 50px -12px rgba(0, 0, 0, .25), 0 0 0 1px rgba(0, 0, 0, .05);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.16, 1, .3, 1);--transition-normal: .25s cubic-bezier(.16, 1, .3, 1)}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);color:var(--text-main);background-color:var(--bg-app);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{color:var(--brand-navy);font-weight:700;letter-spacing:-.02em}button,input,select,textarea{font-family:inherit;font-size:inherit}button{cursor:pointer;border:1px solid var(--border-subtle);background:#fff;border-radius:var(--radius-md);padding:8px 14px;font-weight:500;color:var(--text-main);transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:8px}button:hover{border-color:var(--brand-navy-light);background-color:#f8fafc}button:active{transform:scale(.98)}button.primary{background:var(--brand-navy)!important;color:#fff!important;border-color:var(--brand-navy)!important;box-shadow:0 2px 4px #0d263e26}button.primary:hover{background:var(--brand-navy-light)!important;border-color:var(--brand-navy-light)!important;box-shadow:0 4px 8px #0d263e33}button.gold{background:var(--brand-gold)!important;color:#fff!important;border-color:var(--brand-gold)!important;box-shadow:0 2px 4px #d4ac4233}button.gold:hover{background:var(--brand-gold-dark)!important;border-color:var(--brand-gold-dark)!important}button.danger{color:#dc2626!important;background:transparent;border-color:transparent}button.danger:hover{background:#fef2f2!important;border-color:#fecaca!important}.shell{min-height:100vh;display:grid;grid-template-columns:270px 1fr}aside{background:var(--bg-sidebar);background:linear-gradient(180deg,#0d263e,#081626);color:#e2e8f0;position:fixed;inset:0 auto 0 0;width:270px;padding:24px 16px;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.06);z-index:10}.logo{display:flex;align-items:center;gap:12px;padding:6px 8px 30px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:20px}.logo img{width:42px;height:42px;object-fit:contain;background:#fff;border-radius:var(--radius-md);padding:4px;box-shadow:0 4px 10px #0003}.logo b{display:block;font-family:var(--font-serif);font-size:19px;letter-spacing:-.01em;color:#fff}.logo em{color:var(--brand-gold);font-style:normal}.logo small{display:block;color:#94a3b8;font-size:11px;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.08em;margin-top:2px}nav{display:flex;flex-direction:column;gap:4px}nav button{border:0;background:transparent;color:#94a3b8;text-align:left;padding:11px 14px;border-radius:var(--radius-md);font-size:13.5px;font-weight:500;display:flex;align-items:center;gap:12px;transition:all var(--transition-fast)}nav button i{width:20px;text-align:center;font-size:15px;opacity:.85}nav button:hover{color:#fff;background:#ffffff0f;transform:none}nav button.active{color:#fff;background:#ffffff1f;font-weight:600;box-shadow:inset 3px 0 0 var(--brand-gold)}.profile{margin-top:auto;border-top:1px solid rgba(255,255,255,.08);padding:16px 8px 0;display:flex;gap:12px;align-items:center}.profile .dot{width:9px;height:9px;border-radius:var(--radius-full);background:#10b981;box-shadow:0 0 10px #10b981;flex-shrink:0}.profile b{display:block;font-size:12px;color:#f1f5f9}.profile small{display:block;color:#94a3b8;font-size:11px;margin-top:2px}main{grid-column:2;padding:32px 40px 60px;min-width:0}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}header h1{margin:0 0 4px;font-size:26px;font-weight:700;letter-spacing:-.02em}header p{margin:0;color:var(--text-muted);font-size:13.5px}.actions{display:flex;gap:10px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:24px}.card,.panel{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-normal)}.card{padding:22px 24px;display:flex;justify-content:space-between;align-items:flex-start;position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:transparent;transition:background var(--transition-fast)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:var(--border-strong)}.card:hover:before{background:var(--brand-navy)}.card small{display:block;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:11px;font-weight:600}.card strong{display:block;font-size:27px;font-weight:800;letter-spacing:-.02em;color:var(--text-main);margin-top:8px;font-family:var(--font-sans);font-variant-numeric:tabular-nums}.card i{width:44px;height:44px;border-radius:var(--radius-md);background:#f0f4f8;color:var(--brand-navy);display:grid;place-items:center;font-size:18px;flex-shrink:0}.columns{display:grid;grid-template-columns:minmax(0,2.3fr) minmax(280px,.9fr);gap:24px}.panel{padding:24px;margin-bottom:20px}.panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border-subtle)}.panel-title h3{margin:0;font-size:17px;font-weight:700}.panel-title button{border:0;background:transparent;color:var(--brand-navy);font-size:13px;font-weight:600;padding:4px 8px}.panel-title button:hover{background:#f1f5f9}.quick{display:flex;flex-direction:column;gap:12px}.quick h3{margin-bottom:8px}.quick button{text-align:left;justify-content:flex-start;padding:12px 16px;font-size:13px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:#fff;transition:all var(--transition-fast)}.quick button i{width:22px;color:var(--brand-navy);font-size:14px}.quick button:hover{transform:translate(3px);border-color:var(--brand-navy-light);background:#f8fafc}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:separate;border-spacing:0}th{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);background:#f8fafc;text-align:left;padding:12px 14px;font-weight:600;border-bottom:1px solid var(--border-subtle)}td{padding:14px;border-bottom:1px solid #f1f5f9;font-size:13.5px;color:var(--text-main);vertical-align:middle}tr:last-child td{border-bottom:none}tbody tr{transition:background-color var(--transition-fast)}tbody tr:hover{background-color:#f8fafc}.row-actions{white-space:nowrap;text-align:right}.row-actions button{border:1px solid transparent;background:transparent;padding:5px 8px;font-size:12px;font-weight:600;border-radius:var(--radius-sm);color:var(--text-muted)}.row-actions button:hover{background:#f1f5f9;color:var(--brand-navy);border-color:var(--border-subtle)}.empty{text-align:center;color:var(--text-faint);padding:48px}.status{display:inline-block;padding:4px 10px;border-radius:var(--radius-full);text-transform:capitalize;font-size:11px;font-weight:600;background:var(--status-draft-bg);color:var(--status-draft-text);border:1px solid var(--status-draft-border)}.status.paid{background:var(--status-paid-bg);color:var(--status-paid-text);border-color:var(--status-paid-border)}.status.sent{background:var(--status-sent-bg);color:var(--status-sent-text);border-color:var(--status-sent-border)}.status.accepted{background:var(--status-accepted-bg);color:var(--status-accepted-text);border-color:var(--status-accepted-border)}.status.overdue,.status.declined{background:var(--status-overdue-bg);color:var(--status-overdue-text);border-color:var(--status-overdue-border)}.badge{display:inline-block;background:#edf3f8;color:var(--brand-navy);border-radius:var(--radius-full);padding:3px 9px;font-size:11px;font-weight:600}.toolbar input{width:100%;padding:10px 14px;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:#fff;color:var(--text-main);transition:all var(--transition-fast)}.toolbar input:focus{outline:none;border-color:var(--brand-navy);box-shadow:0 0 0 3px #0d263e14}.overlay{position:fixed;inset:0;background:#0b182999;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:50;display:grid;place-items:center;padding:24px;overflow-y:auto}.modal{background:#fff;border-radius:var(--radius-lg);width:min(1040px,96vw);max-height:90vh;display:flex;flex-direction:column;box-shadow:var(--shadow-modal);border:1px solid rgba(255,255,255,.5);animation:modalEnter .2s cubic-bezier(.16,1,.3,1)}@keyframes modalEnter{0%{opacity:0;transform:scale(.97) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal.small{width:min(650px,96vw)}.modal-head{padding:20px 28px;border-bottom:1px solid var(--border-subtle);display:flex;justify-content:space-between;align-items:center}.modal-head h2{margin:0;font-size:19px;font-weight:700}.modal-head button{border:0;background:transparent;color:var(--text-muted);font-size:22px;padding:4px 8px;border-radius:var(--radius-sm)}.modal-head button:hover{background:#f1f5f9;color:var(--text-main)}.modal-body{padding:24px 28px;overflow-y:auto}.modal-foot{padding:16px 28px;border-top:1px solid var(--border-subtle);display:flex;justify-content:flex-end;gap:12px;background:#f8fafc;border-bottom-left-radius:var(--radius-lg);border-bottom-right-radius:var(--radius-lg)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 20px}.form-grid .wide{grid-column:1 / -1}label>span{display:block;text-transform:uppercase;font-size:11px;letter-spacing:.05em;font-weight:600;color:var(--text-muted);margin-bottom:6px}input,select,textarea{width:100%;border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:9px 12px;background:#fff;color:var(--text-main);transition:all var(--transition-fast)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand-navy);box-shadow:0 0 0 3px #0d263e14}textarea{min-height:80px;resize:vertical}.modal-body h4{margin:28px 0 14px;text-transform:uppercase;color:var(--brand-navy);letter-spacing:.06em;font-size:12px;border-bottom:1px solid var(--border-subtle);padding-bottom:6px}.line-table{min-width:820px}.line-table th,.line-table td{padding:8px 6px}.line-table input{border:1px solid transparent;padding:7px 8px;border-radius:var(--radius-sm);background:transparent}.line-table input:focus{background:#fff;border-color:var(--brand-navy)}.line-actions{display:flex;gap:12px;margin:16px 0;align-items:center}.line-actions select{max-width:380px}.totals{width:min(380px,100%);margin:20px 0 25px auto;background:#f8fafc;border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow:hidden}.totals div{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;border-bottom:1px solid var(--border-subtle);font-size:13px;color:var(--text-muted)}.totals div b{color:var(--text-main);font-variant-numeric:tabular-nums}.totals .grand{background:var(--brand-navy);color:#fff;font-size:16px;font-weight:700;border-bottom:none}.totals .grand b{color:#fff;font-size:18px}@media(max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}.columns{grid-template-columns:1fr}}@media(max-width:900px){.shell{grid-template-columns:80px 1fr}aside{width:80px;padding:20px 8px}.logo{justify-content:center;padding:0 0 20px}.logo div{display:none}nav button span{display:none}nav button{justify-content:center;padding:12px}nav button i{font-size:18px}.profile{display:none}main{padding:24px}}@media(max-width:640px){.cards{grid-template-columns:1fr}header{flex-direction:column;align-items:flex-start;gap:14px}.actions{width:100%;flex-wrap:wrap}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}}