.tunnel-root{--slate-900:#0f172a;--slate-800:#1e293b;--slate-700:#334155;--slate-600:#475569;--slate-500:#64748b;--slate-400:#94a3b8;--slate-300:#cbd5e1;--slate-200:#e2e8f0;--slate-100:#f1f5f9;--slate-50:#f8fafc;--blue-700:#1d4ed8;--blue-600:#2563eb;--blue-500:#3b82f6;--blue-100:#dbeafe;--blue-50:#eff6ff;--teal-700:#0e6360;--teal-600:#0f766e;--gold:#bf934b;--orange-500:#f59e0b;--orange-100:#fef3c7;--orange-50:#fffbeb;--orange-700:#b45309;--emerald-600:#059669;--emerald-500:#10b981;--emerald-100:#d1fae5;--emerald-50:#ecfdf5;--rose-600:#dc2626;--rose-100:#fee2e2;--rose-50:#fef2f2;--amber-500:#f59e0b;--amber-100:#fef3c7;--radius-sm:4px;--radius:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-pill:999px;--shadow-sm:0 1px 2px rgba(15,23,42,.06);--shadow:0 2px 6px rgba(15,23,42,.08);--shadow-md:0 6px 18px rgba(15,23,42,.1);color:var(--slate-900);font-size:15px;line-height:1.6}.tunnel-root .container-medium{max-width:920px;margin:0 auto}.tunnel-root .stepper{background:#fff;border:1px solid var(--slate-200);border-radius:var(--radius-lg);padding:16px 20px;margin-bottom:24px}.tunnel-root .stepper .inner{display:flex;align-items:center;gap:12px}.tunnel-root .step-bullet{display:flex;align-items:center;gap:10px;flex:1}.tunnel-root .step-bullet .num{width:30px;height:30px;border-radius:50%;background:var(--slate-100);color:var(--slate-500);display:grid;place-items:center;font-weight:700;font-size:13px;flex-shrink:0}.tunnel-root .step-bullet.done .num{background:#0A4F4C;color:#fff}.tunnel-root .step-bullet.active .num{background:#0E6360;color:#fff;box-shadow:0 0 0 4px #E7F1F0}.tunnel-root .step-bullet .lbl{font-size:13px;color:var(--slate-500);font-weight:500}.tunnel-root .step-bullet.active .lbl{color:var(--slate-900);font-weight:700}.tunnel-root .step-bullet.done .lbl{color:var(--slate-700)}.tunnel-root .step-bullet .dash{flex:1;height:2px;background:var(--slate-200);margin-left:10px}.tunnel-root a.step-bullet{text-decoration:none;color:inherit;cursor:pointer;border-radius:8px;padding:4px 6px;margin:-4px -2px;transition:background .15s}.tunnel-root a.step-bullet:hover{background:var(--slate-50,#f8fafc)}.tunnel-root a.step-bullet:hover .lbl{text-decoration:underline;color:var(--slate-900)}.tunnel-root a.step-bullet:focus-visible{outline:2px solid var(--blue-500,#2563eb);outline-offset:2px}.tunnel-root .stepper-hint{font-size:12.5px;color:var(--slate-500);margin:-12px 0 22px;padding-left:2px}@media (max-width:640px){.tunnel-root a.step-bullet{padding:6px 4px}}@media (max-width:720px){.tunnel-root .step-bullet .lbl{display:none}.tunnel-root .step-bullet.active .lbl{display:block}.tunnel-root .stepper .inner{justify-content:space-between}}.tunnel-root .step-bullet.done .dash{background:var(--emerald-500)}.tunnel-root .step-bullet:last-child .dash{display:none}.tunnel-root h1.tunnel-h1{font-size:30px;font-weight:800;line-height:1.2;margin:32px 0 8px;letter-spacing:-.01em;color:var(--slate-900)}.tunnel-root .subtitle{font-size:16px;color:var(--slate-600);margin-bottom:24px}.tunnel-root .form-card{background:#fff;border:1px solid var(--slate-200);border-radius:var(--radius-lg);padding:24px;margin-bottom:16px}.tunnel-root .section-title{font-size:14px;font-weight:700;color:var(--slate-700);margin-bottom:16px;display:flex;align-items:center;gap:8px}.tunnel-root .section-title .ico{width:28px;height:28px;background:var(--blue-50);border-radius:var(--radius);display:grid;place-items:center;font-size:14px}.tunnel-root .field{margin-bottom:16px}.tunnel-root .field label{display:block;font-size:13px;font-weight:600;color:var(--slate-700);margin-bottom:6px}.tunnel-root .field label .req{color:var(--rose-600)}.tunnel-root .field input[type=date],.tunnel-root .field input[type=email],.tunnel-root .field input[type=number],.tunnel-root .field input[type=tel],.tunnel-root .field input[type=text],.tunnel-root .field select,.tunnel-root .field textarea{width:100%;padding:11px 14px;border:1px solid var(--slate-300);border-radius:var(--radius);font-size:15px;font-family:inherit;background:#fff;transition:border-color .15s,box-shadow .15s}.tunnel-root .field input:focus,.tunnel-root .field select:focus,.tunnel-root .field textarea:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px var(--blue-100)}.tunnel-root .field textarea{min-height:100px;resize:vertical}.tunnel-root .field .hint{font-size:12px;color:var(--slate-500);margin-top:4px}.tunnel-root .addr-unknown{display:flex;align-items:center;gap:10px;margin:2px 0 10px;cursor:pointer;font-size:14px;font-weight:500;color:var(--slate-700,#334155)}.tunnel-root .addr-unknown input[type=checkbox]{width:18px;height:18px;margin:0;flex:none;accent-color:var(--blue-500,#2563eb);cursor:pointer}.tunnel-root .field-row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tunnel-root .field-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.tunnel-root .choice-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.tunnel-root .choice{border:2px solid var(--slate-200);border-radius:var(--radius-md);padding:16px;cursor:pointer;text-align:center;background:#fff;transition:all .15s}.tunnel-root .choice:hover{border-color:var(--blue-500)}.tunnel-root .choice.selected{border-color:var(--blue-500);background:var(--blue-50)}.tunnel-root .choice .ico{font-size:28px;margin-bottom:6px}.tunnel-root .choice .lbl{font-weight:600;font-size:14px;color:var(--slate-900)}.tunnel-root .choice .sub{font-size:12px;color:var(--slate-500);margin-top:2px}.tunnel-root .btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:var(--radius);font-size:15px;font-weight:600;border:1px solid transparent;background:#fff;color:var(--slate-700);transition:all .15s;text-decoration:none;cursor:pointer}.tunnel-root .btn-primary{background:var(--blue-500);color:#fff;border-color:var(--blue-500);box-shadow:var(--shadow-sm)}.tunnel-root .btn-primary:hover{background:var(--blue-600);border-color:var(--blue-600)}.tunnel-root .btn-secondary{background:#fff;color:var(--slate-700);border-color:var(--slate-300)}.tunnel-root .btn-secondary:hover{background:var(--slate-50);border-color:var(--slate-400)}.tunnel-root .btn-accent{background:var(--orange-500);color:#fff;border-color:var(--orange-500)}.tunnel-root .btn-lg{padding:14px 28px;font-size:16px}.tunnel-root .btn-sm{padding:7px 14px;font-size:13px}.tunnel-root .btn-success{background:var(--emerald-600);color:#fff;border-color:var(--emerald-600)}.tunnel-root .btn-success:hover{background:#047857}.tunnel-root .btn-xl{padding:16px 32px;font-size:17px}.tunnel-root .btn:disabled,.tunnel-root .btn[disabled]{background:var(--slate-200)!important;color:var(--slate-400)!important;border-color:var(--slate-200)!important;cursor:not-allowed;box-shadow:none}.tunnel-root .btn-block{width:100%;justify-content:center}.tunnel-root .sms-verif{background:var(--emerald-50);border:1.5px solid var(--emerald-100);border-radius:var(--radius-md);padding:16px;margin-top:12px;display:flex;align-items:center;gap:12px}.tunnel-root .sms-verif>.ico{width:36px;height:36px;background:var(--emerald-600);color:#fff;border-radius:50%;display:grid;place-items:center;font-size:16px;flex-shrink:0}.tunnel-root .sms-verif strong{color:var(--emerald-600)}.tunnel-root .tunnel-nav{display:flex;justify-content:space-between;align-items:center;margin-top:24px}.tunnel-root .tunnel-nav .secure{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--slate-500)}.tunnel-root .mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}.tunnel-root .mode-card{background:#fff;border:2px solid var(--slate-200);border-radius:12px;padding:20px;cursor:pointer;transition:all .15s;position:relative}.tunnel-root .mode-card.active{border-color:var(--teal-700);background:linear-gradient(180deg,#ecfdf5,#fff 60%)}.tunnel-root .mode-card .reco-tag{position:absolute;top:-10px;left:16px;background:var(--teal-700);color:#fff;padding:3px 10px;border-radius:999px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.tunnel-root .mode-card h3{font-size:16px;font-weight:700;margin-bottom:4px;display:flex;align-items:center;gap:10px}.tunnel-root .mode-card p{font-size:13px;color:var(--slate-600)}.tunnel-root .mode-card .stats{display:flex;gap:16px;margin-top:12px;font-size:12px;color:var(--slate-500)}.tunnel-root .mode-card .stats strong{color:var(--slate-900)}.tunnel-root .tolerance{background:linear-gradient(135deg,#fef3c7,#fed7aa);border:1px solid var(--amber-500);padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:13px;color:var(--orange-700)}.tunnel-root .fast-mode-card{background:#fff;border:1px solid var(--slate-200);border-radius:12px;padding:24px}.tunnel-root .fill-options{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.tunnel-root .fill-option{border:2px solid var(--slate-200);border-radius:8px;padding:16px 12px;cursor:pointer;text-align:center;transition:all .15s}.tunnel-root .fill-option:hover{border-color:var(--blue-500)}.tunnel-root .fill-option.selected{border-color:var(--blue-500);background:var(--blue-50)}.tunnel-root .fill-option .emoji{font-size:30px;margin-bottom:4px}.tunnel-root .fill-option .label{font-weight:600;font-size:14px}.tunnel-root .fill-option .sub{font-size:11.5px;color:var(--slate-500);margin-top:2px}.tunnel-root .fast-result{background:linear-gradient(135deg,var(--emerald-50) 0,#fff 60%);border:1px solid var(--emerald-100);border-radius:8px;padding:16px;margin-top:16px;display:flex;justify-content:space-between;align-items:center;gap:16px}.tunnel-root .fast-result .vol{font-size:32px;font-weight:800;color:var(--slate-900)}.tunnel-root .inv-toolbar{background:var(--teal-700);color:#fff;padding:14px 18px;border-radius:8px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.tunnel-root .inv-toolbar .volume-total{font-size:18px;font-weight:700}.tunnel-root .inv-toolbar .volume-total strong{color:#fde68a}.tunnel-root .inv-toolbar .btn-save{background:rgba(255,255,255,.15);color:#fff;border:none;padding:7px 14px;border-radius:var(--radius);font-size:13px;font-weight:600}.tunnel-root .inv-toolbar .btn-save:hover{background:rgba(255,255,255,.25)}.tunnel-root .inv-toolbar .btn-continue{background:#fde68a;color:var(--slate-900);border:none;padding:7px 14px;border-radius:var(--radius);font-size:13px;font-weight:700}.tunnel-root .inventory-builder{display:grid;grid-template-columns:1fr 380px;gap:16px;align-items:start}.tunnel-root .inv-rooms{background:#fff;border:1px solid var(--slate-200);border-radius:8px;padding:12px}.tunnel-root .inv-rooms .inv-h3{font-size:14px;color:var(--teal-700);font-weight:700;margin-bottom:12px}.tunnel-root .room-block{border:1px solid var(--slate-200);border-radius:8px;margin-bottom:10px;overflow:hidden}.tunnel-root .room-block .head{background:#d1fae5;padding:10px 14px;display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--slate-900)}.tunnel-root .room-block.empty .head{background:#f1f5f9;color:var(--slate-500)}.tunnel-root .room-block .head .vol{font-weight:700}.tunnel-root .room-block .head .actions{display:flex;gap:6px}.tunnel-root .room-block .head .actions button{background:none;border:none;cursor:pointer;color:var(--slate-600);font-size:14px;padding:4px}.tunnel-root .room-items table{width:100%;border-collapse:collapse}.tunnel-root .room-items th{font-size:11px;color:var(--slate-500);text-transform:uppercase;letter-spacing:.04em;padding:8px 10px;text-align:left;font-weight:600;border-bottom:1px solid var(--slate-100)}.tunnel-root .room-items td{padding:10px;border-bottom:1px solid var(--slate-100);font-size:13px}.tunnel-root .room-items tr:last-child td{border-bottom:none}.tunnel-root .room-items .vol-cell{color:var(--teal-700);font-weight:600}.tunnel-root .room-items input[type=number]{width:50px;padding:4px 6px;border:1px solid var(--slate-300);border-radius:4px;font-size:13px}.tunnel-root .room-items select{padding:4px 6px;border:1px solid var(--slate-300);border-radius:4px;font-size:12px}.tunnel-root .room-items .icon-btn{background:none;border:none;cursor:pointer;color:var(--slate-500);padding:4px}.tunnel-root .room-items .icon-btn:hover{color:var(--rose-600)}.tunnel-root .add-room{display:flex;gap:8px;padding:12px 8px 4px}.tunnel-root .add-room input{flex:1;padding:8px 12px;border:1px solid var(--slate-300);border-radius:6px;font-size:13px}.tunnel-root .add-room button{padding:8px 12px;background:var(--slate-900);color:#fff;border:none;border-radius:6px;cursor:pointer;font-weight:600}.tunnel-root .catalog{background:#fff;border:1px solid var(--slate-200);border-radius:8px;padding:16px;position:sticky;top:20px;max-height:calc(100vh - 40px);overflow-y:auto}.tunnel-root .catalog .cat-h3{font-size:13px;color:var(--blue-600);font-weight:700;margin-bottom:12px}.tunnel-root .catalog .room-selector{background:#ecfdf5;border:1px solid #a7f3d0;border-radius:6px;padding:8px 12px;margin-bottom:12px;display:flex;align-items:center;gap:8px;font-size:13px}.tunnel-root .catalog .room-selector strong{color:var(--teal-700)}.tunnel-root .catalog .room-selector select{margin-left:auto;border:none;background:transparent;font-weight:600;color:var(--teal-700);font-size:12px}.tunnel-root .catalog .search-cat{width:100%;padding:8px 12px;border:1px solid var(--slate-300);border-radius:6px;font-size:13px;margin-bottom:12px}.tunnel-root .cat-section{margin-bottom:8px}.tunnel-root .cat-section summary{cursor:pointer;padding:10px 12px;background:var(--slate-50);border-radius:6px;font-weight:600;font-size:13px;list-style:none;display:flex;justify-content:space-between;align-items:center}.tunnel-root .cat-section summary::-webkit-details-marker{display:none}.tunnel-root .cat-section summary:after{content:"▾";color:var(--slate-500)}.tunnel-root .cat-items{padding:6px 0 0}.tunnel-root .cat-item{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:4px;cursor:pointer;font-size:12.5px;color:var(--slate-700);background:none;border:none;width:100%;text-align:left}.tunnel-root .cat-item:hover{background:var(--blue-50);color:var(--blue-700)}.tunnel-root .cat-item .add-btn{color:var(--blue-500);font-weight:700;flex-shrink:0}.tunnel-root .cat-item .name{flex:1}.tunnel-root .cat-item .vol{color:var(--teal-700);font-weight:600}.tunnel-root .recap-card{background:linear-gradient(135deg,var(--emerald-50) 0,#fff 60%);border:1px solid var(--emerald-100);border-radius:var(--radius-lg);padding:24px;margin-top:20px}.tunnel-root .recap-card .recap-vol{font-size:38px;font-weight:800;color:var(--slate-900)}.tunnel-root .tip-card{background:#fff;border:1px solid var(--slate-200);border-left:4px solid var(--blue-500);padding:14px 16px;border-radius:8px;margin-bottom:10px;display:flex;gap:12px;align-items:flex-start}.tunnel-root .tip-card.danger{border-left-color:var(--rose-600);background:#fef2f2}.tunnel-root .tip-card.warning{border-left-color:var(--orange-500);background:#fffbeb}.tunnel-root .tip-card.gold{border-left-color:#bf934b;background:#fefcf7}.tunnel-root .tip-card .emoji{font-size:22px;flex-shrink:0}.tunnel-root .tip-card .body strong{display:block;font-size:14px;color:var(--slate-900);margin-bottom:4px}.tunnel-root .tip-card .body p{font-size:13px;color:var(--slate-700);line-height:1.55}.tunnel-root .checks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}.tunnel-root .check-item{display:flex;align-items:center;gap:8px;padding:10px 12px;border:1px solid var(--slate-200);border-radius:var(--radius);cursor:pointer;font-size:13.5px;background:#fff}.tunnel-root .check-item:hover{background:var(--slate-50);border-color:var(--slate-300)}.tunnel-root .check-item:has(input:checked){background:var(--blue-50);border-color:var(--blue-500)}.tunnel-root .check-item input{margin:0}.tunnel-root .choice:has(input:checked){border-color:var(--blue-500);background:var(--blue-50)}.tunnel-root .choice input{position:absolute;opacity:0;pointer-events:none}.tunnel-root .mt-3{margin-top:12px}.tunnel-root .mt-4{margin-top:16px}.tunnel-root .mb-4{margin-bottom:16px}.tunnel-root .text-sm{font-size:13px}.tunnel-root .text-xs{font-size:11px}.tunnel-root .text-muted{color:var(--slate-500)}.tunnel-root .text-center{text-align:center}.tunnel-root .flex-between{display:flex;justify-content:space-between;align-items:center}.tunnel-root .flex{display:flex}.tunnel-root .flex-gap-2{gap:8px}.tunnel-root .flex-gap-3{gap:12px}.tunnel-root .flex-gap-4{gap:16px}.tunnel-root .mt-2{margin-top:8px}.tunnel-root .custom-item-btn{background:var(--slate-900);color:#fff;padding:8px 14px;border:none;border-radius:6px;font-size:12.5px;font-weight:600;width:100%;margin-top:12px;cursor:pointer}@media (max-width:760px){.tunnel-root .inventory-builder,.tunnel-root .mode-switch{grid-template-columns:1fr}.tunnel-root .catalog{position:static;max-height:none}}.tunnel-root .vc-modal-overlay{position:fixed;inset:0;z-index:200;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;padding:20px;animation:vc-fade .12s ease}@keyframes vc-fade{0%{opacity:0}to{opacity:1}}.tunnel-root .vc-modal{background:#fff;border-radius:14px;padding:24px;max-width:400px;width:100%;box-shadow:0 24px 60px rgba(0,0,0,.28);text-align:center}.tunnel-root .vc-modal b{display:block;font-size:16px;margin-bottom:8px;color:var(--slate-900)}.tunnel-root .vc-modal p{font-size:13.5px;line-height:1.5;color:var(--slate-500);margin:0 0 18px}.tunnel-root .vc-modal-foot{display:flex;gap:10px;justify-content:center}.tunnel-root .vc-modal-foot .btn{padding:10px 18px}.tunnel-root{font-size:16px}.tunnel-root .field label{font-size:14.5px}.tunnel-root .field .hint,.tunnel-root .hint{font-size:13.5px;line-height:1.5}.tunnel-root .choice .sub{font-size:13px}.tunnel-root .choice .lbl{font-size:15px}.tunnel-root .mode-card p{font-size:14px;line-height:1.5}.tunnel-root .mode-card .stats{font-size:13px}.tunnel-root .tolerance{font-size:14px;line-height:1.55}.tunnel-root .tunnel-nav .secure{font-size:13px}.tunnel-root .stepper-hint{font-size:13.5px}.tunnel-root .text-sm{font-size:14px}.tunnel-root .text-xs{font-size:12.5px}