.nt-modal{position:fixed;inset:0;background:rgba(15,30,50,0.7);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10000;padding:var(--space-4);opacity:0;pointer-events:none;transition:opacity 0.25s ease}.nt-modal.is-open{opacity:1;pointer-events:auto}.nt-modal__panel{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);max-width:520px;width:100%;max-height:92vh;overflow:auto;transform:translateY(20px) scale(0.97);transition:transform 0.25s ease}.nt-modal.is-open .nt-modal__panel{transform:translateY(0) scale(1)}.nt-modal__head{background:linear-gradient(135deg,#00256B 0%,#003B9E 50%,#0050C8 100%);color:#fff;padding:var(--space-5) var(--space-6);display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);position:relative;overflow:hidden}.nt-modal__head::before{content:'';position:absolute;right:-50px;top:-50px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.10) 0%,transparent 70%);pointer-events:none}.nt-modal__title{margin:0 !important;font-size:20px !important;font-weight:800 !important;color:#ffffff !important;-webkit-text-fill-color:#ffffff !important;background:none !important;-webkit-background-clip:border-box !important;background-clip:border-box !important;text-shadow:none !important;letter-spacing:0;display:flex;align-items:center;gap:var(--space-2);position:relative;z-index:1}.nt-modal__title i{color:#7DD3FC !important;-webkit-text-fill-color:#7DD3FC !important;font-size:18px}.nt-modal__close{background:rgba(255,255,255,0.15);border:0;color:#fff;width:36px;height:36px;border-radius:50%;font-size:18px;cursor:pointer;transition:background var(--transition-fast);display:flex;align-items:center;justify-content:center}.nt-modal__close:hover{background:rgba(255,255,255,0.25)}.nt-modal__body{padding:var(--space-6)}.nt-modal__intro{color:var(--color-text-muted);font-size:var(--text-sm);margin:0 0 var(--space-5);line-height:var(--leading-normal)}.nt-stage{text-align:center;padding:var(--space-4) 0}.nt-stage__label{font-size:var(--text-sm);color:var(--color-text-muted);margin-bottom:var(--space-2);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.nt-stage__value{font-size:56px;font-weight:var(--weight-extrabold);color:var(--color-primary);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:var(--tracking-tight);transition:color 0.3s ease}.nt-stage__unit{font-size:22px;color:var(--color-primary-light);font-weight:var(--weight-semibold);margin-left:6px}.nt-stage__sub{font-size:var(--text-sm);color:var(--color-text-light);margin-top:var(--space-3);min-height:1.5em}.nt-progress{width:100%;height:10px;background:var(--color-bg-soft);border-radius:var(--radius-full);overflow:hidden;margin:var(--space-5) 0;border:1px solid var(--color-border-emph)}.nt-progress__bar{height:100%;width:0%;border-radius:var(--radius-full);transition:width 0.2s ease;background-size:200% 100%;animation:nt-stripe 1.2s linear infinite}#nt-down-bar{background:linear-gradient(90deg,#003087 0%,#0066cc 50%,#38bdf8 100%)}.nt-progress.is-done #nt-down-bar{animation:none;background:linear-gradient(90deg,#003087 0%,#0066cc 60%,#38bdf8 100%)}#nt-up-bar{background:linear-gradient(90deg,#0e7490 0%,#06b6d4 50%,#67e8f9 100%)}.nt-progress.is-done #nt-up-bar{animation:none;background:linear-gradient(90deg,#0e7490 0%,#14b8a6 60%,#67e8f9 100%)}#nt-down-val{color:#0066cc}#nt-up-val{color:#06b6d4}#nt-phase-down .nt-stage__unit{color:#38bdf8}#nt-phase-up .nt-stage__unit{color:#67e8f9}#nt-phase-down .nt-speed-phase__head i{color:#0066cc}#nt-phase-up .nt-speed-phase__head i{color:#06b6d4}.nt-cmd-copy{display:inline-flex;align-items:center;gap:7px;padding:4px 10px 4px 8px;margin:0 4px;background:#0f172a;border:1px solid #1e293b;border-radius:6px;color:#38bdf8;cursor:pointer;font-family:inherit;font-size:13px;line-height:1.4;vertical-align:baseline;transition:background .15s ease,border-color .15s ease,transform .12s ease}.nt-cmd-copy code{background:transparent;padding:0;color:#e2e8f0;font-family:'JetBrains Mono','Consolas','Menlo',monospace;font-size:12.5px;font-weight:600;letter-spacing:0.2px}.nt-cmd-copy i{font-size:11px}.nt-cmd-copy .nt-cmd-copy__icon{color:#94a3b8;opacity:0.75}.nt-cmd-copy:hover{background:#1e293b;border-color:#38bdf8;transform:translateY(-1px)}.nt-cmd-copy:hover .nt-cmd-copy__icon{color:#38bdf8;opacity:1}.nt-cmd-copy:active{transform:translateY(0)}.nt-cmd-copy.is-copied{background:#064e3b;border-color:#22c55e}.nt-cmd-copy.is-copied .nt-cmd-copy__icon::before{content:"\f00c"}.nt-cmd-hint{display:block;margin-top:6px;color:#64748b;font-size:11.5px;letter-spacing:0}.nt-toast{position:fixed;right:24px;bottom:24px;z-index:100000;max-width:460px;padding:13px 18px;background:#0f172a;color:#f1f5f9;border-radius:10px;font-size:13.5px;line-height:1.5;letter-spacing:0;box-shadow:0 10px 28px rgba(15,23,42,.35);display:flex;align-items:center;gap:10px;transform:translateX(20px);opacity:0;transition:transform .25s cubic-bezier(0.4,0,0.2,1),opacity .25s ease;pointer-events:none}.nt-toast.is-visible{transform:translateX(0);opacity:1;pointer-events:auto}.nt-toast i{font-size:17px;flex-shrink:0}.nt-toast.is-success{border-left:3px solid #22c55e}.nt-toast.is-success i{color:#22c55e}.nt-toast.is-error{border-left:3px solid #ef4444}.nt-toast.is-error i{color:#ef4444}.nt-toast b{color:#38bdf8;font-weight:700}@media (max-width:560px){.nt-toast{right:12px;left:12px;bottom:12px;max-width:none}}@keyframes nt-stripe{0%{background-position:200% 0}100%{background-position:0 0}}.nt-result{margin-top:var(--space-5);padding:var(--space-5);background:var(--color-bg-soft);border-radius:var(--radius-md);border:1px solid var(--color-border-emph)}.nt-result__row{display:flex;justify-content:space-between;align-items:baseline;padding:var(--space-2) 0;border-bottom:1px dashed var(--color-border);font-size:var(--text-sm)}.nt-result__row:last-child{border-bottom:0}.nt-result__label{color:var(--color-text-muted);font-weight:var(--weight-medium)}.nt-result__value{color:var(--color-text);font-weight:var(--weight-bold);font-variant-numeric:tabular-nums}.nt-grade{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:var(--weight-bold);margin-top:var(--space-3)}.nt-grade--excellent{background:#dcfce7;color:#14532d}.nt-grade--good{background:#dbeafe;color:#1e3a8a}.nt-grade--fair{background:#fef3c7;color:#78350f}.nt-grade--poor{background:#fee2e2;color:#7f1d1d}.nt-grade i{font-size:12px}.nt-modal__footer{padding:var(--space-4) var(--space-6) var(--space-6);display:flex;gap:var(--space-3);flex-wrap:wrap}.nt-btn{flex:1;min-width:140px;padding:12px 20px;border-radius:var(--radius-md);border:0;font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--weight-semibold);cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2)}.nt-btn--primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-deep));color:#fff}.nt-btn--primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.nt-btn--primary:disabled{opacity:0.6;cursor:not-allowed;transform:none}.nt-btn--ghost{background:transparent;color:var(--color-text-muted);border:1.5px solid var(--color-border-emph)}.nt-btn--ghost:hover{background:var(--color-bg-soft);color:var(--color-text)}.nt-note{margin-top:var(--space-4);padding:var(--space-4) var(--space-5);background:#fffbf0;border-left:4px solid #f59e0b;border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text);line-height:1.7}.nt-note strong{color:var(--color-primary-dark);font-weight:var(--weight-bold)}.nt-note code,.nt-modal__body code{display:inline-block;padding:2px 8px;background:#1f2937;color:#a3e635;border-radius:var(--radius-sm);font-family:'D2Coding','Consolas','Monaco','Courier New',monospace;font-size:0.92em;font-weight:var(--weight-semibold);letter-spacing:0.02em;border:1px solid #374151}.nt-speed-phase{margin-bottom:var(--space-4);padding:var(--space-4);background:var(--color-bg-soft);border-radius:var(--radius-md);border:1px solid var(--color-border-emph);transition:opacity var(--transition-base)}.nt-speed-phase--pending{opacity:0.45}.nt-speed-phase__head{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-text)}.nt-speed-phase__head i{color:var(--color-primary);font-size:16px}.nt-speed-phase__status{margin-left:auto;font-size:var(--text-xs);color:var(--color-text-muted);font-weight:var(--weight-regular)}.nt-speed-phase__status i.fa-check-circle{color:#22c55e;margin-right:4px}.nt-speed-phase__value{text-align:center;margin-bottom:var(--space-3)}.nt-speed-phase__value .nt-stage__value{font-size:36px}.nt-speed-phase__value .nt-stage__unit{font-size:16px}.nt-speed-phase .nt-progress{margin:0;height:6px}.nt-modal--ping .nt-modal__panel{max-width:720px}.nt-area-input-wrap{display:flex;flex-direction:column;gap:6px;margin-bottom:var(--space-4)}.nt-area-input-label{font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-text)}.nt-area-input{width:100%;padding:12px 14px;border:2px solid var(--color-border-emph);border-radius:var(--radius-md);font-size:var(--text-base);background:#fff;transition:border-color 0.15s;box-sizing:border-box}.nt-area-input:focus{outline:none;border-color:var(--color-primary,#0ea5e9)}.nt-area-input-wrap small{font-size:var(--text-xs);color:var(--color-text-muted)}.nt-area-grid{display:flex;flex-direction:column;gap:var(--space-3);margin-bottom:var(--space-4)}.nt-area-opt{display:flex;align-items:center;gap:var(--space-4);padding:16px 18px;background:#fff;border:2px solid var(--color-border-emph);border-radius:var(--radius-lg);cursor:pointer;text-decoration:none;color:inherit;transition:all 0.15s;text-align:left;width:100%;font-family:inherit;font-size:inherit}.nt-area-opt:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(15,23,42,0.08)}.nt-area-opt__icon{flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:20px;color:#fff}.nt-area-opt--kt{border-color:#0066cc40}.nt-area-opt--kt:hover{border-color:#0066cc}.nt-area-opt--kt .nt-area-opt__icon{background:linear-gradient(135deg,#0066cc,#003d7a)}.nt-area-opt--phone{border-color:#f9731640}.nt-area-opt--phone:hover{border-color:#f97316}.nt-area-opt--phone .nt-area-opt__icon{background:linear-gradient(135deg,#f97316,#c2410c)}.nt-area-opt--consult{border-color:#22c55e40}.nt-area-opt--consult:hover{border-color:#22c55e}.nt-area-opt--consult .nt-area-opt__icon{background:linear-gradient(135deg,#22c55e,#15803d)}.nt-area-opt__body{flex:1;min-width:0}.nt-area-opt__title{font-size:var(--text-base);font-weight:var(--weight-bold);color:var(--color-text);margin-bottom:2px}.nt-area-opt__desc{font-size:var(--text-sm);color:var(--color-text-muted);line-height:1.4}.nt-area-opt__desc strong{color:var(--color-text);font-size:var(--text-base);letter-spacing:0.5px}.nt-area-opt__desc span{font-size:var(--text-xs);color:var(--color-text-muted);opacity:0.85}.nt-area-opt__arrow{flex-shrink:0;color:var(--color-text-muted);font-size:14px}.nt-note--area{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border-color:#fbbf24;color:#78350f}.nt-area-toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(20px);background:#0f172a;color:#fff;padding:14px 20px;border-radius:12px;box-shadow:0 10px 40px rgba(15,23,42,0.3);display:flex;align-items:center;gap:12px;max-width:90vw;width:420px;z-index:10010;opacity:0;pointer-events:none;transition:opacity 0.25s,transform 0.25s;font-size:var(--text-sm);line-height:1.5}.nt-area-toast.is-show{opacity:1;transform:translateX(-50%) translateY(0)}.nt-area-toast i{font-size:22px;color:#22c55e;flex-shrink:0}.nt-area-toast strong{color:#fde68a}@media (max-width:480px){.nt-area-toast{bottom:16px;padding:12px 16px;font-size:13px}}@media (max-width:480px){.nt-area-opt{padding:12px 14px;gap:var(--space-3)}.nt-area-opt__icon{width:40px;height:40px;font-size:16px}.nt-area-opt__title{font-size:var(--text-sm)}.nt-area-opt__desc{font-size:var(--text-xs)}}.nt-target-select{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-4);padding:var(--space-3);background:var(--color-bg-soft);border-radius:var(--radius-md);border:1px solid var(--color-border-emph)}.nt-target-select label{font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-text-muted);align-self:center;margin-right:var(--space-2)}.nt-target-btn{flex:1 1 auto;min-width:110px;padding:8px 14px;border:1.5px solid var(--color-border-emph);border-radius:var(--radius-full);background:#fff;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:6px}.nt-target-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.nt-target-btn.is-active{background:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 2px 6px rgba(0,102,204,0.25)}.nt-target-btn small{opacity:0.75;font-weight:var(--weight-regular);font-size:11px}.nt-terminal{background:#0b1020;color:#d4f4dd;border-radius:var(--radius-md);padding:var(--space-5);font-family:'D2Coding','Consolas','Monaco','Courier New',monospace;font-size:14px;line-height:1.75;height:320px;overflow-y:auto;overflow-x:auto;white-space:pre;word-break:normal;box-shadow:inset 0 0 0 1px rgba(255,255,255,0.08),0 4px 12px rgba(0,0,0,0.15);position:relative}.nt-terminal__line--cmd{margin:2px 0;padding:4px 6px;border-radius:3px;background:rgba(163,230,53,0.05)}.nt-terminal__line--cmd:hover{background:rgba(163,230,53,0.1)}.nt-terminal::-webkit-scrollbar{width:8px}.nt-terminal::-webkit-scrollbar-track{background:#0b1020}.nt-terminal::-webkit-scrollbar-thumb{background:#2a3050;border-radius:4px}.nt-terminal::-webkit-scrollbar-thumb:hover{background:#3a4060}.nt-terminal__line{margin:0;padding:0}.nt-terminal__line--info{color:#a3e1ff}.nt-terminal__line--ok{color:#a3e635}.nt-terminal__line--warn{color:#fbbf24}.nt-terminal__line--err{color:#f87171}.nt-terminal__line--dim{color:#6b7280}.nt-terminal__cursor{display:inline-block;width:8px;height:14px;background:#a3e635;vertical-align:middle;animation:nt-blink 1s steps(2) infinite}@keyframes nt-blink{50%{opacity:0}}.nt-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2);margin-top:var(--space-4)}.nt-stats__item{background:var(--color-bg-soft);border-radius:var(--radius-md);padding:var(--space-3);text-align:center;border:1px solid var(--color-border-emph)}.nt-stats__label{display:block;font-size:11px;color:var(--color-text-light);text-transform:uppercase;letter-spacing:var(--tracking-wide);margin-bottom:4px}.nt-stats__value{font-size:var(--text-base);font-weight:var(--weight-bold);color:var(--color-primary-dark);font-variant-numeric:tabular-nums}.nt-stats__value--lost{color:#dc2626}.nt-running-indicator{display:inline-flex;align-items:center;gap:6px;margin-top:var(--space-3);padding:4px 10px;background:rgba(34,197,94,0.1);color:#15803d;border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--weight-semibold)}.nt-running-indicator__dot{width:6px;height:6px;background:#22c55e;border-radius:50%;animation:nt-pulse 1.4s infinite}@keyframes nt-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.4;transform:scale(0.8)}}.nt-running-indicator--stopped{background:rgba(107,114,128,0.1);color:#4b5563}.nt-running-indicator--stopped .nt-running-indicator__dot{background:#9ca3af;animation:none}@media (max-width:480px){.nt-modal__panel{max-height:95vh}.nt-modal__body{padding:var(--space-5) var(--space-4)}.nt-stage__value{font-size:44px}.nt-stage__unit{font-size:18px}.nt-terminal{height:220px;font-size:12px}.nt-stats{grid-template-columns:repeat(2,1fr)}.nt-target-btn{min-width:80px;padding:6px 10px;font-size:12px}}