:root{--bg: #0d1117;--surface: #161b22;--surface-2: #21262d;--surface-3: #2d333b;--border: #30363d;--border-soft: #21262d;--primary: #3b82f6;--primary-h: #2563eb;--primary-lit: #60a5fa;--accent: #60a5fa;--text-1: #e6edf3;--text-2: #8b949e;--text-3: #6e7681;--success: #3fb950;--success-bg: #0f291e;--error: #f85149;--error-bg: #2a0f0e;--info-bg: #0c1e35;--info-border: #1d3e60;--info-text: #58a6ff;color-scheme:dark;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text-1)}*{box-sizing:border-box}body{margin:0;min-height:100dvh}button,input,select{font:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border)}.app-shell{max-width:1100px;margin:0 auto;padding:40px 24px}main{display:grid;gap:24px}@media (min-width: 900px){main{grid-template-columns:1fr 1.35fr}}header{margin-bottom:32px}.brand{margin:0 0 6px;font-size:2.1rem;font-weight:800;letter-spacing:-.6px;color:var(--text-1);display:flex;align-items:center;gap:10px}.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:9px;background:#111827;border:1px solid var(--border);flex-shrink:0;font-size:1rem;font-weight:900;letter-spacing:-1px;-webkit-user-select:none;user-select:none;box-shadow:0 2px 8px #0006}.brand-logo .logo-i{color:#111827;text-shadow:0 0 0 #111827;font-weight:900}.brand-logo .logo-T{color:var(--primary);font-weight:900}.brand-accent{color:var(--primary-lit)}.tagline{margin:0;color:var(--text-2);font-size:.95rem}.form-panel,.results-panel,.skeleton-panel{background:var(--surface);border-radius:16px;border:1px solid var(--border);box-shadow:0 8px 32px #0006;padding:28px;align-self:start}form{display:grid;gap:18px}fieldset{border:none;margin:0;padding:0;display:grid;gap:14px}legend{font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-3);margin-bottom:6px;padding:0}label{display:grid;gap:6px;font-weight:600;font-size:.88rem;color:var(--text-2)}.label-hint{font-weight:400;color:var(--text-3);font-size:.8rem}input,select{border:1px solid var(--border);border-radius:8px;padding:9px 12px;width:100%;background:var(--surface-2);color:var(--text-1);transition:border-color .15s,background .15s,box-shadow .15s;-moz-appearance:none;appearance:none;-webkit-appearance:none}select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238b949e' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:32px}input:focus,select:focus{outline:none;border-color:var(--primary);background:var(--surface-3);box-shadow:0 0 0 3px #3b82f626}input::placeholder{color:var(--text-3)}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}button{border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:background .15s,opacity .15s,box-shadow .15s,transform .1s}button:active:not(:disabled){transform:scale(.98)}button:disabled{opacity:.45;cursor:not-allowed}.btn-submit{background:var(--primary);color:#fff;padding:12px 20px;font-size:.95rem;border-radius:10px;width:100%;letter-spacing:.01em;box-shadow:0 2px 12px #3b82f640}.btn-submit:hover:not(:disabled){background:var(--primary-h);box-shadow:0 4px 16px #3b82f659}.btn-remove{margin-top:4px;padding:5px 12px;background:var(--error-bg);color:var(--error);font-size:.8rem;border-radius:6px;border:1px solid rgba(248,81,73,.2)}.btn-remove:hover{background:#3d1210}.btn-add{padding:8px 14px;background:var(--success-bg);color:var(--success);font-size:.83rem;border-radius:7px;border:1px solid rgba(63,185,80,.2)}.btn-add:hover{background:#16391f}.dest-block{display:grid;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--border-soft)}.progress-status{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:.85rem;color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:10px 14px}.progress-dot{width:7px;height:7px;border-radius:50%;background:var(--primary-lit);flex-shrink:0;animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}.error-box{margin-top:16px;padding:12px 16px;background:var(--error-bg);border:1px solid rgba(248,81,73,.3);border-radius:8px;color:var(--error);font-size:.88rem}.results-panel h2{margin:0 0 20px;font-size:1.15rem;color:var(--text-1);font-weight:700}.day-card{border-top:1px solid var(--border-soft);padding-top:22px;margin-top:22px}.day-card:first-of-type{border-top:none;padding-top:0;margin-top:0}.day-card h3{margin:0 0 5px;font-size:.72rem;color:var(--primary-lit);text-transform:uppercase;letter-spacing:.1em;font-weight:700}.day-summary{margin:0 0 14px;color:var(--text-2);font-size:.9rem;line-height:1.55}.day-card ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}.activity-item{background:var(--surface-2);border-radius:10px;padding:13px 15px;border:1px solid var(--border);border-left:3px solid var(--primary);transition:border-color .15s,background .15s}.activity-item:hover{background:var(--surface-3);border-color:var(--primary)}.activity-header{display:flex;align-items:baseline;gap:10px;margin-bottom:3px}.activity-time{font-size:.75rem;font-weight:700;color:var(--primary-lit);white-space:nowrap;font-variant-numeric:tabular-nums;background:#3b82f61f;padding:2px 7px;border-radius:4px}.activity-title{font-weight:600;font-size:.9rem;color:var(--text-1)}.activity-location{font-size:.78rem;color:var(--text-3);margin-bottom:6px;display:flex;align-items:center;gap:4px}.activity-location:before{content:"◎";font-size:.65rem;color:var(--text-3)}.activity-description{margin:0 0 7px;font-size:.84rem;color:var(--text-2);line-height:1.55}.activity-price{font-size:.78rem;font-weight:700;color:var(--success);background:var(--success-bg);display:inline-block;padding:2px 8px;border-radius:4px}.cost-breakdown{margin-top:24px;padding:18px;background:var(--info-bg);border:1px solid var(--info-border);border-radius:12px}.cost-breakdown h3{margin:0 0 14px;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--info-text);font-weight:700}.cost-row{display:flex;justify-content:space-between;font-size:.88rem;padding:6px 0;color:var(--text-2);border-bottom:1px solid rgba(29,62,96,.6)}.cost-row:last-child{border-bottom:none}.total-row{margin-top:8px;padding-top:12px;border-top:1px solid var(--info-border)!important;font-weight:700;font-size:.95rem;color:var(--info-text)}.skeleton-title{height:18px;width:120px;margin-bottom:22px;border-radius:5px;background:var(--surface-3);animation:shimmer 1.5s infinite}.skeleton-card{margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid var(--border-soft)}.skeleton-card:last-child{border-bottom:none;margin-bottom:0}.skeleton-line{height:12px;border-radius:4px;background:var(--surface-3);animation:shimmer 1.5s infinite;margin-bottom:8px}.skeleton-line.short{width:38%}.skeleton-line.medium{width:62%}.skeleton-line.full{width:100%}@keyframes shimmer{0%{opacity:1}50%{opacity:.35}to{opacity:1}}