:root{--color-white: #ffffff;--color-sea-light: #e0f4fc;--color-sea: #0ea5e9;--color-sea-dark: #0284c7;--color-emerald: #10b981;--color-emerald-dark: #059669;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #111827;--gradient-hero: linear-gradient(135deg, #e0f4fc 0%, #bae6fd 50%, #7dd3fc 100%);--gradient-sea: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);--gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);--gradient-card: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-emerald: 0 10px 40px -10px rgba(16, 185, 129, .4);--shadow-sea: 0 10px 40px -10px rgba(14, 165, 233, .3);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--section-padding: 100px;--container-max-width: 1200px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:16px;line-height:1.6;color:var(--color-gray-700);background-color:var(--color-white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{text-decoration:none;color:inherit}ul{list-style:none}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 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p{color:var(--color-gray-500);font-size:.9rem}@media(max-width:1024px){.hero-container{grid-template-columns:1fr;text-align:center}.hero-content{order:1}.hero-visual{order:2}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-cta,.hero-trust{justify-content:center}.floating-card.card-1{left:0}.floating-card.card-2{right:0}.floating-card.card-3{left:10%}.features-grid{grid-template-columns:1fr;max-width:500px;margin:0 auto}.stats-grid{grid-template-columns:repeat(2,1fr)}.steps-container{flex-direction:column;align-items:center}.step-connector{transform:rotate(90deg);padding:0;height:60px;width:60px}.footer-content{grid-template-columns:1fr;text-align:center}.footer-brand p{margin:0 auto}.footer-links{grid-template-columns:1fr;gap:32px}}@media(max-width:768px){:root{--section-padding: 60px}.nav-links{display:none}.hero{padding:120px 0 80px}.hero-image-container{max-width:320px}.floating-card{padding:10px 14px;font-size:.75rem}.phone-screen{min-height:350px;padding:24px 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.logo{font-size:1.25rem}.sidebar-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}.sidebar-toggle span{width:20px;height:2px;background:var(--color-gray-600);transition:all var(--transition-fast)}.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--radius-md);color:var(--color-gray-600);font-weight:500;transition:all var(--transition-fast);margin-bottom:4px}.nav-item:hover{background:var(--color-gray-50);color:var(--color-gray-800)}.nav-item.active{background:var(--color-sea-light);color:var(--color-sea-dark)}.nav-icon{font-size:1.3rem}.nav-label{font-size:.95rem}.sidebar-footer{padding:20px 24px;border-top:1px solid var(--color-gray-100)}.user-menu{display:flex;align-items:center;gap:12px;margin-bottom:16px}.user-avatar{width:40px;height:40px;background:var(--gradient-sea);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:600;flex-shrink:0}.user-info{display:flex;flex-direction:column;min-width:0}.user-name{font-weight:600;font-size:.9rem;color:var(--color-gray-800);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-email{font-size:.75rem;color:var(--color-gray-500);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.logout-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:10px 16px;background:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-md);color:var(--color-gray-600);font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.logout-btn:hover{background:#fef2f2;border-color:#fecaca;color:#dc2626}.back-link{display:flex;align-items:center;gap:8px;color:var(--color-gray-500);font-size:.9rem;transition:color var(--transition-fast)}.back-link:hover{color:var(--color-sea)}.main-content{flex:1;margin-left:280px;display:flex;flex-direction:column;min-height:100vh}.dashboard-header{background:#fff;padding:20px 32px;border-bottom:1px solid var(--color-gray-200);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.header-left{display:flex;align-items:center;gap:16px}.header-left h1{font-size:1.5rem;font-weight:700;color:var(--color-gray-900)}.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}.mobile-menu-btn span{width:24px;height:2px;background:var(--color-gray-700);transition:all var(--transition-fast)}.header-right{display:flex;align-items:center;gap:16px}.save-status{font-size:.875rem;color:var(--color-gray-500)}.save-status.saving{color:var(--color-sea)}.save-status.saved{color:var(--color-emerald)}.content-area{flex:1;padding:32px;overflow-y:auto}.dashboard-section{display:none;animation:fadeIn .3s ease}.dashboard-section.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.section-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-gray-100);overflow:hidden;transition:box-shadow var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.card.full-width{grid-column:1 / -1}.card-header{padding:20px 24px;border-bottom:1px solid var(--color-gray-100);background:var(--color-gray-50);display:flex;align-items:center;justify-content:space-between}.card-header h3{font-size:1.1rem;font-weight:600;color:var(--color-gray-800);display:flex;align-items:center;gap:8px}.card-body{padding:24px}.form-group{margin-bottom:20px}.form-group:last-child{margin-bottom:0}.form-group label{display:block;font-size:.875rem;font-weight:600;color:var(--color-gray-700);margin-bottom:8px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;font-size:.95rem;font-family:var(--font-family);color:var(--color-gray-800);background:#fff;border:1.5px solid var(--color-gray-200);border-radius:var(--radius-md);transition:all var(--transition-fast)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-sea);box-shadow:0 0 0 3px #0ea5e91a}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--color-gray-400)}.form-group textarea{resize:vertical;min-height:100px}.form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.form-row .form-group{margin-bottom:0}.flex-1{flex:1}.flex-2{flex:2}.input-with-button{display:flex;gap:12px}.input-with-button input{flex:1}.wifi-qr-container{margin-top:20px;padding:20px;background:var(--color-gray-50);border-radius:var(--radius-md);text-align:center}.qr-preview{margin-bottom:16px}.qr-preview canvas,.qr-preview img{max-width:200px;margin:0 auto;border-radius:var(--radius-sm)}.dynamic-list{display:flex;flex-direction:column;gap:16px}.dynamic-item{background:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-md);padding:20px;position:relative}.dynamic-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.dynamic-item-number{font-weight:600;color:var(--color-sea);font-size:.875rem}.remove-item-btn{background:none;border:none;color:var(--color-gray-400);cursor:pointer;font-size:1.2rem;padding:4px 8px;transition:color var(--transition-fast)}.remove-item-btn:hover{color:#ef4444}.dynamic-item .form-row{grid-template-columns:1fr 1fr}.empty-list-message{text-align:center;padding:40px 20px;color:var(--color-gray-400);font-size:.95rem}.btn-sm{padding:8px 16px;font-size:.875rem}.toast{position:fixed;bottom:24px;right:24px;background:var(--color-gray-900);color:#fff;padding:16px 24px;border-radius:var(--radius-md);display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-xl);transform:translateY(100px);opacity:0;transition:all var(--transition-base);z-index:1000}.toast.show{transform:translateY(0);opacity:1}.toast.success{background:var(--color-emerald)}.toast.error{background:#ef4444}.toast-icon{font-size:1.2rem}.toast-message{font-size:.95rem;font-weight:500}@media(max-width:1200px){.section-grid{grid-template-columns:1fr}.form-row{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.mobile-menu-btn{display:flex}.sidebar-overlay{position:fixed;inset:0;background:#00000080;z-index:99;opacity:0;visibility:hidden;transition:all var(--transition-base)}.sidebar-overlay.show{opacity:1;visibility:visible}.content-area{padding:24px 16px}.dashboard-header{padding:16px 20px}.header-left h1{font-size:1.25rem}}@media(max-width:640px){.form-row{grid-template-columns:1fr}.header-right .btn span:last-child{display:none}.header-right .btn{padding:12px 16px}.dynamic-item .form-row{grid-template-columns:1fr}.card-header{flex-direction:column;align-items:flex-start;gap:12px}.card-header .btn{width:100%}}.loading{position:relative;pointer-events:none}.loading:after{content:"";position:absolute;inset:0;background:#fffc;display:flex;align-items:center;justify-content:center}.spinner{width:40px;height:40px;border:3px solid var(--color-gray-200);border-top-color:var(--color-sea);border-radius:50%;animation:spin .8s linear infinite}.auth-body{min-height:100vh;background:var(--color-gray-50)}.auth-container{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.auth-card{display:flex;flex-direction:column;justify-content:center;padding:48px 64px;background:#fff}.auth-header{text-align:center;margin-bottom:32px}.auth-header .logo{display:inline-flex;margin-bottom:32px}.auth-header h1{font-size:1.75rem;color:var(--color-gray-900);margin-bottom:8px}.auth-header p{color:var(--color-gray-500);font-size:1rem}.auth-form{max-width:400px;margin:0 auto;width:100%}.auth-form .form-group{margin-bottom:20px}.auth-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.auth-form .form-row .form-group{margin-bottom:20px}.password-input{position:relative}.password-input input{padding-right:48px}.toggle-password{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;padding:4px;opacity:.6;transition:opacity var(--transition-fast)}.toggle-password:hover{opacity:1}.password-strength{margin-top:8px;display:flex;align-items:center;gap:12px}.strength-bar{flex:1;height:4px;background:var(--color-gray-200);border-radius:2px;overflow:hidden;position:relative}.strength-bar:after{content:"";position:absolute;left:0;top:0;height:100%;width:0%;transition:all var(--transition-base)}.password-strength.weak .strength-bar:after{width:33%;background:#ef4444}.password-strength.medium .strength-bar:after{width:66%;background:#f59e0b}.password-strength.strong .strength-bar:after{width:100%;background:var(--color-emerald)}.strength-text{font-size:.75rem;font-weight:500;min-width:60px}.password-strength.weak .strength-text{color:#ef4444}.password-strength.medium .strength-text{color:#f59e0b}.password-strength.strong .strength-text{color:var(--color-emerald)}.form-options{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.9rem;color:var(--color-gray-600)}.checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--color-sea)}.checkbox-label a{color:var(--color-sea)}.checkbox-label a:hover{text-decoration:underline}.forgot-link{font-size:.9rem;color:var(--color-sea);transition:color var(--transition-fast)}.forgot-link:hover{color:var(--color-sea-dark);text-decoration:underline}.auth-error{margin-top:16px;padding:12px 16px;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-md);display:flex;align-items:center;gap:10px;color:#dc2626;font-size:.9rem}.auth-divider{display:flex;align-items:center;max-width:400px;margin:24px auto}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--color-gray-200)}.auth-divider span{padding:0 16px;color:var(--color-gray-400);font-size:.875rem}.social-auth{max-width:400px;margin:0 auto;width:100%}.btn-social{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:14px 24px;background:#fff;border:1.5px solid var(--color-gray-200);border-radius:var(--radius-md);font-size:.95rem;font-weight:500;color:var(--color-gray-700);cursor:pointer;transition:all var(--transition-fast)}.btn-social:hover{border-color:var(--color-gray-300);background:var(--color-gray-50)}.btn-social svg{flex-shrink:0}.auth-footer{text-align:center;margin-top:32px;max-width:400px;margin-left:auto;margin-right:auto}.auth-footer p{color:var(--color-gray-500);font-size:.95rem}.auth-footer a{color:var(--color-sea);font-weight:600}.auth-footer a:hover{text-decoration:underline}.auth-visual{background:var(--gradient-hero);display:flex;align-items:center;justify-content:center;padding:48px;position:relative;overflow:hidden}.auth-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(14,165,233,.2) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(16,185,129,.15) 0%,transparent 50%)}.visual-content{position:relative;z-index:2;text-align:center;max-width:400px}.visual-icon{font-size:4rem;margin-bottom:24px}.visual-content h2{font-size:2rem;color:var(--color-gray-900);margin-bottom:16px}.visual-content p{color:var(--color-gray-600);font-size:1.1rem;margin-bottom:32px}.visual-features{display:flex;flex-direction:column;gap:12px;text-align:left}.visual-feature{display:flex;align-items:center;gap:12px;font-size:1rem;color:var(--color-gray-700)}.visual-feature span{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:var(--color-emerald);color:#fff;border-radius:50%;font-size:.75rem}.modal{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center}.modal-overlay{position:absolute;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{position:relative;background:#fff;padding:32px;border-radius:var(--radius-lg);max-width:400px;width:90%;box-shadow:var(--shadow-2xl);animation:modalIn .3s ease}@keyframes modalIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;background:none;border:none;font-size:1.5rem;color:var(--color-gray-400);cursor:pointer;transition:color var(--transition-fast)}.modal-close:hover{color:var(--color-gray-600)}.modal-content h3{font-size:1.25rem;margin-bottom:8px}.modal-content p{color:var(--color-gray-500);margin-bottom:20px}.modal-success{text-align:center;padding:24px 0}.modal-success span{font-size:3rem;display:block;margin-bottom:16px}.modal-success p{color:var(--color-emerald);font-weight:500;margin-bottom:0}.success-modal{text-align:center}.success-icon{font-size:4rem;margin-bottom:16px}.success-modal h3{font-size:1.5rem;margin-bottom:16px}.success-modal p{margin-bottom:12px}.success-note{font-size:.9rem;color:var(--color-gray-400)!important;margin-bottom:24px!important}.btn-loader{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1024px){.auth-container{grid-template-columns:1fr}.auth-visual{display:none}.auth-card{padding:32px 24px}}@media(max-width:480px){.auth-form .form-row{grid-template-columns:1fr}.form-options{flex-direction:column;gap:12px;align-items:flex-start}.auth-card{padding:24px 16px}}