.header{position:sticky;top:0;z-index:100;background:#ffffffeb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--color-border-light)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:70px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;z-index:101}.logo-img{width:52px;height:52px;border-radius:var(--radius-md);object-fit:contain}.logo-text{font-size:var(--font-size-xl);font-weight:700;color:var(--color-secondary);letter-spacing:-.5px}.logo-highlight{color:var(--color-primary)}.nav{display:flex;align-items:center;gap:var(--space-xl)}.nav-link{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-muted);transition:color var(--transition-fast);position:relative;padding:6px 0}.nav-link:hover,.nav-link.active{color:var(--color-primary)}.nav-link.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--color-primary);border-radius:1px}.header-actions{display:flex;align-items:center;gap:var(--space-md)}.lang-selector{position:relative}.lang-btn{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:500;color:var(--color-text-muted);transition:all var(--transition-fast);cursor:pointer;background:transparent;border:1px solid transparent}.lang-btn:hover{background:var(--color-bg);color:var(--color-text);border-color:var(--color-border-light)}.lang-btn .chevron-up{transform:rotate(180deg);transition:transform var(--transition-fast)}.lang-dropdown{position:absolute;top:calc(100% + 6px);right:0;z-index:200;min-width:180px;max-height:320px;overflow-y:auto;background:#fff;border:1px solid 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var(--transition-base)}.nav-open{transform:translate(0)}.nav-link{font-size:var(--font-size-2xl);font-weight:600}.nav-actions-mobile{display:flex;margin-top:var(--space-lg)}.header-actions{display:none}.menu-toggle{display:flex}}.theme-toggle-header{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast);background:transparent;border:1px solid transparent}.theme-toggle-header:hover{background:var(--color-bg);color:var(--color-primary);border-color:var(--color-border-light)}[data-theme=dark] .header{background:#0f172af2;border-bottom-color:#1e293b}[data-theme=dark] .lang-dropdown{background:#1e293b;border-color:#334155}[data-theme=dark] .lang-option:hover{background:#ffffff0f}@media(max-width:768px){[data-theme=dark] .nav{background:#0f172afa}}.footer{background:var(--color-bg-dark);color:#cbd5e0;padding:var(--space-3xl) 0 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var(--transition-fast);background:#fff;min-height:60px}.carrier-detect-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.carrier-detect-btn.has-carrier{border-color:var(--color-primary);color:var(--color-text);background:#ff6b000a}.carrier-detect-logo{width:24px;height:24px;object-fit:contain;border-radius:4px}.carrier-detect-name{font-weight:700;font-size:var(--font-size-xs)}.carrier-detect-arrow{color:var(--color-text-muted);margin-left:2px;flex-shrink:0}.track-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:var(--space-md) var(--space-xl);background:linear-gradient(135deg,var(--color-primary),#FF8C38);color:#fff;border-radius:var(--radius-md);font-size:var(--font-size-md);font-weight:700;letter-spacing:1px;cursor:pointer;transition:all var(--transition-base);box-shadow:0 4px 14px #ff6b0066;flex:1}.track-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #ff6b0080}.track-btn:active:not(:disabled){transform:translateY(0)}.track-btn:disabled{opacity:.5;cursor:not-allowed}.detection-results{display:flex;flex-wrap:wrap;gap:6px;margin-top:var(--space-sm)}.detection-badge{display:flex;align-items:center;gap:5px;padding:4px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:600;border:1px solid;transition:all var(--transition-fast)}.detection-badge.detected{background:#38a16914;border-color:#38a1694d;color:#38a169}.detection-badge.unknown{background:#cbd5e033;border-color:var(--color-border-light);color:var(--color-text-muted)}.detection-badge-logo{width:14px;height:14px;object-fit:contain;border-radius:2px}.detection-badge-carrier{font-weight:700}.detection-badge-number{opacity:.6;font-family:monospace;font-size:10px}.carrier-modal-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding-top:80px;animation:fadeIn .2s ease}.carrier-modal{width:700px;max-width:90vw;max-height:75vh;background:#fff;border-radius:var(--radius-xl);box-shadow:0 25px 60px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:slideUp .25s ease}@keyframes 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var(--space-xl);border-bottom:1px solid var(--color-border-light);cursor:pointer;transition:background .15s;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text)}.carrier-modal-autodetect:hover{background:#ff6b000a}.carrier-radio{width:18px;height:18px;border-radius:50%;border:2px solid var(--color-border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:border-color .15s}.carrier-radio.active{border-color:var(--color-primary)}.carrier-radio-dot{width:8px;height:8px;border-radius:50%;background:var(--color-primary)}.carrier-modal-body{padding:var(--space-md) var(--space-xl) var(--space-xl);overflow-y:auto;flex:1}.carrier-modal-section-title{font-size:var(--font-size-sm);font-weight:700;color:var(--color-text);margin:var(--space-md) 0 var(--space-sm);text-transform:uppercase;letter-spacing:.5px}.carrier-modal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.carrier-modal-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-md);cursor:pointer;transition:all .15s;border:1px solid transparent}.carrier-modal-item:hover{background:#ff6b000d;border-color:#ff6b0033}.carrier-modal-item.selected{background:#ff6b0014;border-color:var(--color-primary)}.carrier-modal-logo{width:40px;height:40px;object-fit:contain;border-radius:8px;border:1px solid var(--color-border-light);background:#fff;flex-shrink:0}.carrier-modal-info{display:flex;flex-direction:column;gap:1px;min-width:0}.carrier-modal-country{font-size:11px;color:var(--color-text-muted);line-height:1.2}.carrier-modal-name{font-size:var(--font-size-sm);font-weight:700;color:var(--color-text);line-height:1.2}.carrier-modal-empty{grid-column:1/-1;text-align:center;padding:var(--space-xl);color:var(--color-text-muted);font-size:var(--font-size-sm)}@media(max-width:768px){.carrier-modal-grid{grid-template-columns:repeat(2,1fr)}.carrier-modal-header h3{display:none}.carrier-modal{max-height:85vh}}.carrier-strip{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);margin-top:var(--space-xl);flex-wrap:wrap}.carrier-chip{display:flex;align-items:center;gap:6px;padding:4px 12px;background:var(--color-bg-card);border:1px solid 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var(--transition-base);text-align:center}.carrier-card:hover{border-color:var(--color-primary);transform:translateY(-3px);box-shadow:var(--shadow-md)}.carrier-logo-box{width:80px;height:80px;border-radius:16px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--color-border-light)}.carrier-logo-img{width:64px;height:64px;object-fit:contain}.carrier-name{font-size:var(--font-size-sm);font-weight:700;color:var(--color-text);line-height:1.3}.carrier-status{font-size:12px;font-weight:600}.carrier-status.active{color:#38a169}.carrier-status.planned{color:#334155}.carrier-cta{margin-top:var(--space-md)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg)}.feature-card{padding:var(--space-xl);transition:all 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