:root{--bg-primary: #0f1419;--bg-secondary: #16202a;--bg-tertiary: #1e2a36;--bg-hover: #263340;--text-primary: #e4e8ec;--text-secondary: #8899a6;--text-muted: #5c6e7e;--accent-primary: #1a9177;--accent-secondary: #0d8089;--accent-gradient: #1a9177;--success: #17bf63;--warning: #f0b429;--error: #dc3545;--info: #4a90a4;--truck-color: #4a7ca8;--rail-color: #17bf63;--air-color: #9673a6;--sea-color: #1da1b8;--border-color: #2a3b4d;--border-radius: 6px;--border-radius-sm: 4px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .15);--shadow-md: 0 2px 8px rgba(0, 0, 0, .12);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .15);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6}.app-layout{display:grid;grid-template-columns:260px 1fr;grid-template-rows:64px 1fr;height:100vh}.sidebar{grid-row:1 / -1;background:var(--bg-secondary);border-right:1px solid var(--border-color);padding:1.5rem;display:flex;flex-direction:column}.header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between}.main-content{padding:1.5rem;overflow-y:auto;background:var(--bg-primary)}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:2rem}.logo-icon{width:40px;height:40px;background:var(--accent-gradient);border-radius:var(--border-radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.nav-section{margin-bottom:1.5rem}.nav-section-title{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:.75rem;padding-left:.5rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:var(--border-radius-sm);color:var(--text-secondary);text-decoration:none;transition:all .2s ease;font-size:.9rem}.nav-link:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-link.active{background:var(--accent-primary);color:#fff}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:1.5rem}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.card-title{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem}.metric-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:1.25rem;transition:all .2s ease}.metric-card:hover{border-color:var(--accent-primary);transform:translateY(-1px)}.metric-icon{font-size:1.5rem;margin-bottom:.5rem}.metric-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.25rem}.metric-value{font-size:1.75rem;font-weight:700;color:var(--text-primary);font-family:var(--font-mono)}.metric-subtext{font-size:.8rem;color:var(--text-secondary);margin-top:.25rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:.5rem;font-weight:500}.form-input{width:100%;padding:.75rem 1rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:.9rem;font-family:var(--font-sans);transition:border-color .2s ease}.form-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #0ea5e933}.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238fa3bf' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:var(--border-radius-sm);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:var(--font-sans)}.btn-primary{background:var(--accent-gradient);color:#fff}.btn-primary:hover:not(:disabled){background:#169880;transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;background:var(--bg-tertiary)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-hover)}.btn-full{width:100%}.result-card{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:1.5rem;margin-top:1.5rem}.result-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.result-icon{font-size:2.5rem}.result-title{font-size:1.25rem;font-weight:600}.result-subtitle{font-size:.9rem;color:var(--text-secondary)}.result-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;padding:1rem;background:var(--bg-secondary);border-radius:var(--border-radius-sm);margin:1rem 0}.result-metric{text-align:center}.result-metric-value{font-size:1.5rem;font-weight:700;font-family:var(--font-mono);color:var(--accent-primary)}.result-metric-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase}.reasoning-box{background:var(--bg-primary);border-left:3px solid var(--accent-primary);padding:1rem;border-radius:0 var(--border-radius-sm) var(--border-radius-sm) 0;margin-top:1rem}.reasoning-title{font-size:.8rem;font-weight:600;color:var(--accent-primary);text-transform:uppercase;margin-bottom:.5rem}.reasoning-text{font-size:.9rem;color:var(--text-secondary);line-height:1.7}.alternatives-section{margin-top:1.5rem}.alternatives-title{font-size:1rem;font-weight:600;margin-bottom:1rem}.alternative-card{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);margin-bottom:.75rem}.alternative-icon{font-size:1.5rem}.alternative-details{flex:1}.alternative-mode{font-weight:600}.alternative-stats{font-size:.85rem;color:var(--text-secondary)}.alternative-tags{display:flex;gap:.5rem;margin-top:.5rem}.tag{font-size:.7rem;padding:.2rem .5rem;border-radius:4px;font-weight:500}.tag-pro{background:#22c55e33;color:var(--success)}.tag-con{background:#ef444433;color:var(--error)}.loading{display:flex;align-items:center;justify-content:center;padding:3rem}.spinner{width:36px;height:36px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:3rem;color:var(--text-secondary)}.empty-icon{font-size:4rem;margin-bottom:1rem;opacity:.5}@media(max-width:1024px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.form-grid{grid-template-columns:1fr}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--bg-hover)}.mode-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:var(--border-radius-sm);font-weight:600;font-size:.9rem}.mode-truck{background:#3b82f633;color:var(--truck-color)}.mode-rail{background:#22c55e33;color:var(--rail-color)}.mode-air{background:#a855f733;color:var(--air-color)}.mode-sea{background:#06b6d433;color:var(--sea-color)}.mode-multimodal{background:#eab30833;color:var(--warning)}.savings-highlight{background:linear-gradient(135deg,#22c55e1a,#14b8a61a);border:1px solid rgba(34,197,94,.3);border-radius:var(--border-radius);padding:1rem;text-align:center}.savings-value{font-size:2rem;font-weight:700;color:var(--success);font-family:var(--font-mono)}.savings-label{font-size:.85rem;color:var(--text-secondary)}.logo.svelte-12qhfyh{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.logo-icon.svelte-12qhfyh{width:40px;height:40px;border-radius:var(--border-radius-sm);display:flex;align-items:center;justify-content:center;overflow:hidden}.logo-img.svelte-12qhfyh{width:100%;height:100%;object-fit:cover}.logo-text.svelte-12qhfyh{display:flex;flex-direction:column}.logo-title.svelte-12qhfyh{font-size:1.1rem;font-weight:700;color:var(--text-primary)}.logo-subtitle.svelte-12qhfyh{font-size:.75rem;color:var(--text-muted)}.nav-link.featured.svelte-12qhfyh{background:linear-gradient(135deg,#0ea5e91f,#14b8a614);border:1px solid rgba(14,165,233,.2)}.nav-link.featured.svelte-12qhfyh:hover{border-color:var(--accent-primary)}.sidebar-footer.svelte-12qhfyh{margin-top:auto;padding-top:1rem;border-top:1px solid var(--border-color)}.eu-badge.svelte-12qhfyh{display:inline-flex;align-items:center;background:#0ea5e926;color:var(--accent-primary);padding:.4rem .8rem;border-radius:var(--border-radius-sm);font-size:.75rem;font-weight:500;margin-bottom:.75rem;border:1px solid rgba(14,165,233,.2)}.tech-stack.svelte-12qhfyh{font-size:.7rem;color:var(--text-muted);margin-bottom:.5rem}.attribution.svelte-12qhfyh{font-size:.7rem;color:var(--text-muted)}.attribution.svelte-12qhfyh a:where(.svelte-12qhfyh){color:var(--accent-secondary)}.header-badges.svelte-12qhfyh{display:flex;gap:.5rem}.header-badge.svelte-12qhfyh{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--success)}.pulse.svelte-12qhfyh{width:8px;height:8px;background:var(--success);border-radius:50%;animation:svelte-12qhfyh-pulse 2s infinite}@keyframes svelte-12qhfyh-pulse{0%,to{opacity:1}50%{opacity:.5}}