@import "https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&display=swap";:root{--ink:#0f172a;--paper:#f8fafc;--warm-100:#f1f5f9;--warm-200:#e2e8f0;--warm-300:#94a3b8;--accent:#8dc73f;--accent-dark:#1c2e0f;--accent-hover:#7ab535;--accent-bg:#f2f9e7;--danger:#ef4444;--danger-bg:#fef2f2;--success:#10b981;--success-bg:#f0fdf4;--blue:#2563eb;--blue-bg:#eff6ff;--warning-bg:#fff7ed;--warning:#c2410c;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 3px #0f172a0f;--shadow:0 4px 12px #0f172a14;--shadow-lg:0 12px 32px #0f172a1f;--font-body:"DM Sans", "Segoe UI", sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html{font-family:var(--font-body);background:var(--paper);color:var(--ink);font-size:15px}input,textarea,select,button{font-family:inherit;font-size:inherit}.app{flex-direction:column;max-width:768px;min-height:100dvh;margin:0 auto;display:flex}.header{z-index:50;background:var(--accent-dark);align-items:center;gap:12px;min-height:56px;padding:14px 16px;display:flex;position:sticky;top:0}.header-title{letter-spacing:-.01em;color:#fff;flex:1;font-size:18px;font-weight:700}.header-actions{align-items:center;gap:8px;display:flex}.header-back{color:#fffc;cursor:pointer;background:0 0;border:none;align-items:center;gap:2px;padding:6px 4px;font-size:14px;font-weight:500;display:flex}.header-back:hover{color:#fff}.tab-bar{background:var(--paper);border-bottom:2px solid var(--warm-200);flex-shrink:0;padding:0 16px;display:flex}.tab-btn{text-align:center;color:var(--warm-300);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;margin-bottom:-2px;padding:12px 0;font-size:13px;font-weight:600;transition:all .15s}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-btn:hover:not(.active){color:var(--ink)}.scroll-area{-webkit-overflow-scrolling:touch;flex:1;padding-bottom:90px;overflow-y:auto}.card{border-radius:var(--radius);border:1px solid var(--warm-200);background:#fff;transition:box-shadow .2s;overflow:hidden}.card-body{padding:16px}.section-title{text-transform:uppercase;letter-spacing:.1em;color:var(--warm-300);padding:20px 0 8px;font-size:11px;font-weight:700}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:scale(.97)}.btn-secondary{background:var(--warm-100);color:var(--ink);border:1.5px solid var(--warm-200)}.btn-secondary:hover{background:var(--warm-200)}.btn-danger{background:var(--danger-bg);color:var(--danger)}.btn-danger:hover{background:#fee2e2}.btn-ghost{color:#ffffffb3;cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;padding:8px}.btn-ghost:hover{color:#fff;background:#ffffff1a}.btn-block{width:100%}.btn-lg{border-radius:var(--radius);padding:14px 24px;font-size:16px}.btn-sm{padding:6px 12px;font-size:13px}.field{margin-bottom:16px}.field-label{text-transform:uppercase;letter-spacing:.08em;color:var(--warm-300);margin-bottom:6px;font-size:11px;font-weight:600;display:block}.field-input{border:1.5px solid var(--warm-200);border-radius:var(--radius-sm);width:100%;color:var(--ink);background:#fff;padding:10px 12px;font-size:15px;transition:border-color .2s,box-shadow .2s}.field-input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #8dc73f26}.field-input::placeholder{color:var(--warm-300)}textarea.field-input{resize:vertical;min-height:80px;line-height:1.5}select.field-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:36px}.pill{border-radius:99px;align-items:center;gap:4px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-flex}.pill-green{background:var(--accent-bg);color:var(--accent)}.pill-orange{background:var(--warning-bg);color:var(--warning)}.pill-red{background:var(--danger-bg);color:var(--danger)}.pill-blue{background:var(--blue-bg);color:var(--blue)}.divider{background:var(--warm-200);height:1px;margin:16px 0}.grid-2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:10px;display:grid}.fab{background:var(--accent);color:#fff;width:56px;height:56px;box-shadow:var(--shadow-lg);cursor:pointer;z-index:40;border:none;border-radius:50%;justify-content:center;align-items:center;transition:transform .15s,box-shadow .15s;display:flex;position:fixed;bottom:24px;right:24px}.fab:hover{transform:scale(1.05);box-shadow:0 16px 40px #8dc73f59}.fab:active{transform:scale(.95)}.toast{background:var(--ink);color:#fff;z-index:999;box-shadow:var(--shadow-lg);pointer-events:none;border-radius:99px;align-items:center;gap:8px;padding:12px 20px;font-size:14px;font-weight:500;animation:.3s toast-in;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%)translateY(16px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.empty-state{text-align:center;padding:56px 32px}.empty-icon{opacity:.5;margin-bottom:12px;font-size:48px}.empty-title{color:var(--ink);margin-bottom:8px;font-size:20px;font-weight:700}.empty-desc{color:var(--warm-300);font-size:14px;line-height:1.5}.summary-grid{grid-template-columns:1fr 1fr;gap:10px;padding:16px;display:grid}.summary-card{border:1px solid var(--warm-200);border-radius:var(--radius);text-align:center;background:#fff;padding:14px}.summary-val{color:var(--ink);font-size:26px;font-weight:700}.summary-lbl{color:var(--warm-300);text-transform:uppercase;letter-spacing:.06em;margin-top:2px;font-size:11px}.component-item{border-bottom:1px solid var(--warm-100);cursor:pointer;align-items:center;gap:12px;padding:14px 16px;transition:background .15s;display:flex}.component-item:last-child{border-bottom:none}.component-item:hover{background:var(--warm-100)}.component-item:active{background:var(--warm-200)}.component-avatar{background:var(--accent-bg);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;font-size:20px;display:flex}.component-info{flex:1;min-width:0}.component-name{margin-bottom:3px;font-size:15px;font-weight:600}.component-sub{color:var(--warm-300);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.component-right{text-align:right;flex-shrink:0}.component-cost{font-size:15px;font-weight:700}.component-unit{color:var(--warm-300);margin-top:2px;font-size:11px}.modal-overlay{z-index:200;opacity:0;pointer-events:none;background:#00000080;justify-content:center;align-items:center;padding:16px;transition:opacity .2s;display:flex;position:fixed;inset:0}.modal-overlay.open{opacity:1;pointer-events:all}.modal{background:#fff;border-radius:16px;width:100%;max-width:480px;max-height:92vh;transition:transform .2s cubic-bezier(.32,.72,0,1);overflow-y:auto;transform:translateY(16px)scale(.98)}.modal-overlay.open .modal{transform:translateY(0)scale(1)}.modal-handle{display:none}.modal-header{border-bottom:1px solid var(--warm-100);justify-content:space-between;align-items:center;padding:16px 20px 14px;display:flex}.modal-title{font-size:18px;font-weight:700}.modal-body{padding:20px}.modal-footer{gap:10px;padding:12px 20px 24px;display:flex}.cost-type-grid{grid-template-columns:repeat(5,1fr);gap:6px;margin-bottom:16px;display:grid}.cost-type-btn{border-radius:var(--radius-sm);border:1.5px solid var(--warm-200);background:var(--warm-100);color:var(--ink);cursor:pointer;text-align:center;padding:9px 4px;font-size:11px;font-weight:600;line-height:1.3;transition:all .15s}.cost-type-btn.selected{background:var(--accent-bg);border-color:var(--accent);color:var(--accent-dark)}.formula-box{background:var(--warm-100);border-radius:var(--radius-sm);margin-bottom:16px;padding:14px}.formula-box-title{text-transform:uppercase;letter-spacing:.08em;color:var(--warm-300);margin-bottom:12px;font-size:11px;font-weight:700}.formula-preview{background:var(--accent-bg);border-radius:var(--radius-sm);color:var(--accent-dark);border:1px solid #c8e89a;margin-top:10px;padding:9px 12px;font-size:13px;font-weight:500}