:root{--color-primary: #3bb3bd;--color-primary-dark: #2a8a92;--color-primary-light: #5dccce;--color-secondary: #4a6fa5;--color-accent: #48a9a6;--color-bg: #0a0a0a;--color-bg-secondary: #111111;--color-bg-tertiary: #1a1a1a;--color-bg-card: #161616;--color-border: #262626;--color-border-light: #333333;--color-text: #fafafa;--color-text-secondary: #a1a1a1;--color-text-muted: #737373;--color-success: #22c55e;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #3b82f6;--sidebar-width: 260px;--header-height: 64px;--radius: 8px;--radius-lg: 12px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", "Monaco", "Consolas", 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.2s}.tree-leaf:hover{background:var(--color-bg-tertiary)}.param-name{font-size:.85rem;color:var(--color-text);font-weight:500}.param-value{font-family:var(--font-mono);font-size:.8rem;color:var(--color-text-secondary);background:var(--color-bg-tertiary);padding:.25rem .5rem;border-radius:4px;min-width:100px;text-align:right}.param-type{font-size:.7rem;color:var(--color-text-muted);text-transform:lowercase;background:#3bb3bd1a;padding:.2rem .5rem;border-radius:4px;min-width:70px;text-align:center}@media (max-width: 768px){.tree-leaf{grid-template-columns:1fr;gap:.5rem}.param-value,.param-type{text-align:left;width:fit-content}.datamodel-actions{flex-direction:column;align-items:stretch}.datamodel-actions .search-input-sm{width:100%}}.ip-global-settings{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem;padding:1rem 1.25rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.ip-protocol-toggles{display:flex;gap:2rem;align-items:center}.ip-protocol-toggle{display:flex;align-items:center}.ip-protocol-toggle .toggle-label{display:flex;align-items:center;gap:.75rem;font-size:.9rem;font-weight:500;color:var(--color-text);cursor:pointer}.ip-interfaces-container{display:flex;flex-direction:column;gap:1.5rem}.ip-interface-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem}.ip-interface-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding-bottom:1rem;border-bottom:1px solid var(--color-border)}.ip-interface-header h4{margin:0;font-size:1.1rem;font-weight:600;color:var(--color-text)}.btn-delete-interface{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:6px;border-radius:var(--radius);transition:all .2s}.btn-delete-interface:hover{background:#ef44441a;color:var(--color-danger)}.ip-subsection{margin-bottom:1.5rem}.ip-subsection:last-child{margin-bottom:0}.subsection-title{font-size:.9rem;font-weight:600;color:var(--color-primary);margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px dashed var(--color-border)}.ipv6-toggle-section{padding:1rem;background:var(--color-bg-secondary);border-radius:var(--radius);margin-bottom:0!important}.ipv6-toggle-section .checkbox-label{display:flex;align-items:center;gap:.75rem;cursor:pointer;font-size:.9rem;font-weight:500;color:var(--color-text)}.ipv6-toggle-section .checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--color-primary);cursor:pointer}.ipv6-section{margin-top:1rem;padding:1.25rem;background:#3bb3bd0d;border:1px solid rgba(59,179,189,.2);border-radius:var(--radius)}.dhcpv6-settings{margin-top:1.25rem;padding:1rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius)}.dhcpv6-title{font-size:.85rem;font-weight:600;color:var(--color-text-secondary);margin-bottom:1rem;text-transform:uppercase;letter-spacing:.5px}@media (max-width: 768px){.ip-global-settings{flex-direction:column;align-items:stretch}.ip-protocol-toggles{flex-direction:column;gap:1rem;align-items:flex-start}}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}.modal-overlay.hidden{display:none}.modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:12px;padding:1.75rem;max-width:400px;width:90%;box-shadow:0 20px 60px #00000080}.modal h3{margin:0 0 1rem;font-size:1.25rem;font-weight:600;color:var(--color-text)}.modal p{margin:0 0 1.5rem;font-size:.95rem;color:var(--color-text-secondary);line-height:1.5}.modal-actions{display:flex;gap:.75rem;justify-content:flex-end}.modal-actions .btn{min-width:100px}.btn-warning{background:#f59e0b;color:#000;border:none}.btn-warning:hover{background:#d97706}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0f0f0fd9;display:flex;justify-content:center;align-items:center;z-index:9999;backdrop-filter:blur(6px)}.loading-overlay.hidden{display:none}.loading-content{display:flex;flex-direction:column;align-items:center;gap:1.5rem}.loader-content p{color:#fff!important;font-size:1.1rem;font-weight:500;margin:0;text-shadow:0 2px 4px rgba(0,0,0,.3)}.loading-spinner{width:48px;height:48px;border:4px solid rgba(255,255,255,.1);border-top:4px solid var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-content p{color:var(--color-text);font-size:1.1rem;font-weight:500;margin:0}.firmware-info{display:flex;flex-direction:column;align-items:center;gap:.75rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.firmware-info.hidden{display:none}.firmware-filename{font-size:.85rem;color:var(--color-text-secondary);background:var(--color-bg);padding:.5rem 1rem;border-radius:4px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-success{background:#10b981;color:#fff;border:none}.btn-success:hover{background:#059669}.form-actions{display:flex;justify-content:flex-end;gap:.75rem;padding:1.25rem 0;margin-top:1.5rem;border-top:1px solid var(--color-border)}.mobile-header{display:none;align-items:center;gap:1rem;padding:1rem;background-color:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.mobile-logo-text{font-weight:700;font-size:1.25rem;color:var(--color-text)}@media (max-width: 1024px){.app-container{flex-direction:column}.mobile-header{display:flex}.sidebar{position:fixed;top:0;left:0;height:100vh;z-index:1000;transform:translate(-100%);transition:transform .3s ease;box-shadow:4px 0 15px #00000080}.sidebar.mobile-open{transform:translate(0)}.sidebar-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:999;opacity:0;pointer-events:none;transition:opacity .3s}.sidebar-overlay.active{opacity:1;pointer-events:auto}.main-content{margin-left:0;width:100%;padding:1rem}}@media (max-width: 768px){.summary-cards{grid-template-columns:1fr}.header-content{flex-direction:column;align-items:flex-start;gap:1rem}.header-actions{width:100%;justify-content:space-between}.table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.form-group-row,.two-col-grid{grid-template-columns:1fr;flex-direction:column}.modal{width:90%;margin:0 1rem}}input,select,textarea{padding:10px 14px;font-size:1rem}.mobile-header-logo{height:32px;width:auto}:root,.dark-theme{--color-bg: #0a0a0a;--color-bg-card: #161616;--color-text: #fafafa;--color-border: #262626;--color-bg-tertiary: #1a1a1a}.light-theme{--color-bg: #f4f7f6;--color-bg-card: #ffffff;--color-text: #1a1a1a;--color-text-secondary: #4a4a4a;--color-border: #e0e6ed;--color-bg-tertiary: #f0f4f8;--color-bg-secondary: #f9fafb}.theme-toggle{background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:50%;width:40px;height:40px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text);transition:all .3s ease;display:inline;margin-right:10px}.theme-toggle:hover{border-color:var(--color-primary);transform:rotate(15deg)}.btn-logout{cursor:pointer;background:transparent;align-items:center;width:40px;height:40px;justify-content:center;border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text-secondary);font-family:var(--font-sans);font-size:.9rem;font-weight:500}.btn-logout:hover{border-color:var(--color-primary)}.btn-logout svg{transition:transform .2s ease}.btn-logout:hover svg{transform:translate(3px)}.stat-item-value{margin:3px}.input-error{border:1px solid #ff4d4f!important}.error-text{color:#ff4d4f;font-size:11px;margin-top:4px;display:block}.password-input-container{position:relative;width:100%;display:block}.password-input-container .form-input{width:100%;padding-right:40px;box-sizing:border-box}.password-toggle-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;padding:0;cursor:pointer;color:var(--color-text-secondary);display:flex;align-items:center;z-index:5}.password-toggle-btn:hover{color:var(--color-primary)}.btn-primary:disabled{opacity:.6}