:root{--primary-orange: #FF6B35;--primary-orange-light: #FF8A65;--primary-orange-dark: #E55B3C;--secondary-blue: #2563EB;--secondary-blue-light: #3B82F6;--secondary-blue-dark: #1D4ED8;--accent-green: #10B981;--accent-green-light: #34D399;--accent-green-dark: #059669;--dark-bg: #0F172A;--dark-bg-secondary: #1E293B;--dark-bg-tertiary: #334155;--light-bg: #F8FAFC;--light-bg-secondary: #E2E8F0;--text-primary: #F8FAFC;--text-secondary: #CBD5E1;--text-muted: #94A3B8;--text-dark-primary: #0F172A;--text-dark-secondary: #475569;--text-dark-muted: #64748B;--gradient-primary: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);--gradient-secondary: linear-gradient(135deg, var(--secondary-blue) 0%, var(--secondary-blue-dark) 100%);--gradient-accent: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-green-dark) 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);--transition-fast: .15s ease-in-out;--transition-normal: .3s ease-in-out;--transition-slow: .5s ease-in-out}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-primary);background:var(--dark-bg);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:clamp(2.5rem,5vw,4rem);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h2{font-size:clamp(2rem,4vw,3rem);color:var(--primary-orange)}h3{font-size:clamp(1.5rem,3vw,2.25rem);color:var(--secondary-blue)}p{color:var(--text-secondary);margin-bottom:1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:500;text-decoration:none;transition:all var(--transition-normal);cursor:pointer;font-size:1rem}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--gradient-secondary);color:#fff;box-shadow:var(--shadow-md)}.btn-secondary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-outline{background:transparent;border:2px solid var(--primary-orange);color:var(--primary-orange)}.btn-outline:hover{background:var(--primary-orange);color:#fff}.card{background:var(--dark-bg-secondary);border-radius:1rem;padding:2rem;box-shadow:var(--shadow-lg);border:1px solid var(--dark-bg-tertiary);transition:all var(--transition-normal)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--primary-orange)}.grid{display:grid;gap:2rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.fade-in-up{animation:fadeInUp .6s ease-out}.pulse{animation:pulse 2s infinite}@media (max-width: 768px){.grid-2,.grid-3{grid-template-columns:1fr}.btn{width:100%;justify-content:center}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--dark-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--primary-orange);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary-orange-light)}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.75rem;color:var(--text-primary);font-weight:500;font-size:.875rem}.form-input,.form-textarea{width:100%;padding:.75rem 1rem;border:1px solid var(--dark-bg-tertiary);border-radius:.5rem;background:var(--dark-bg-secondary);color:var(--text-primary);font-size:1rem;transition:border-color var(--transition-fast)}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--primary-orange);box-shadow:0 0 0 3px #ff6b351a}.form-input::placeholder{color:var(--text-muted)}.footer{background:var(--dark-bg-secondary);border-top:1px solid var(--dark-bg-tertiary);padding:3rem 0 1rem}.footer-content{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;flex-wrap:wrap;gap:2rem}.footer-logo{display:flex;align-items:center;gap:.75rem}.footer-logo-img{height:30px;width:auto}.footer-links{display:flex;gap:2rem}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--primary-orange)}.footer-social{display:flex;gap:1rem}.footer-social a{color:var(--text-secondary);transition:color var(--transition-fast)}.footer-social a:hover{color:var(--primary-orange)}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid var(--dark-bg-tertiary)}.footer-bottom p{color:var(--text-muted);font-size:.875rem}.mobile-menu-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:999;opacity:0;visibility:hidden;transition:all var(--transition-normal)}.mobile-menu-overlay.active{opacity:1;visibility:visible}.mobile-menu-content{position:absolute;top:0;right:0;width:300px;max-width:80vw;height:100vh;background:var(--dark-bg-secondary);border-left:1px solid var(--dark-bg-tertiary);padding:2rem;display:flex;flex-direction:column;transform:translate(100%);transition:transform var(--transition-normal)}.mobile-menu-overlay.active .mobile-menu-content{transform:translate(0)}.mobile-menu-close{align-self:flex-end;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem;margin-bottom:2rem;transition:color var(--transition-fast);border-radius:.5rem}.mobile-menu-close:hover{color:var(--primary-orange);background:var(--dark-bg)}.mobile-nav-links{display:flex;flex-direction:column;gap:1.5rem}.mobile-nav-link{color:var(--text-secondary);text-decoration:none;font-size:1.25rem;font-weight:500;padding:1rem 0;border-bottom:1px solid var(--dark-bg-tertiary);transition:all var(--transition-fast);display:flex;align-items:center;gap:.75rem}.mobile-nav-link:hover{color:var(--primary-orange);border-bottom-color:var(--primary-orange)}.mobile-nav-link svg{flex-shrink:0;width:20px;height:20px}.mobile-nav-link.auth-btn{background:none;border:none;cursor:pointer;width:100%;text-align:left;font-size:inherit;padding:1rem 0}.mobile-nav-section{margin-top:2rem;padding-top:2rem;border-top:1px solid var(--dark-bg-tertiary)}.under-construction-banner{background:linear-gradient(135deg,var(--primary-orange) 0%,var(--primary-orange-dark) 100%);color:#fff;padding:1.5rem 0;position:relative;overflow:hidden;box-shadow:var(--shadow-lg);border-bottom:3px solid var(--primary-orange-dark);z-index:1000}.under-construction-banner:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.15"/><circle cx="10" cy="50" r="0.5" fill="white" opacity="0.15"/><circle cx="90" cy="30" r="0.5" fill="white" opacity="0.15"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');pointer-events:none}.banner-content{display:flex;align-items:center;gap:1.5rem;position:relative;z-index:1;flex-wrap:wrap}.banner-icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:#fff3;border-radius:50%;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.3)}.banner-text{flex:1;min-width:200px}.banner-text h3{margin:0 0 .5rem;font-size:1.25rem;font-weight:700;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.3)}.banner-text p{margin:0;font-size:.95rem;opacity:.95;line-height:1.4}.banner-status{flex-shrink:0}.status-badge{background:#fff3;color:#fff;padding:.5rem 1rem;border-radius:2rem;font-size:.8rem;font-weight:600;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-transform:uppercase;letter-spacing:.5px}@media (max-width: 768px){.under-construction-banner{padding:1rem 0}.banner-content{flex-direction:column;text-align:center;gap:1rem}.banner-text h3{font-size:1.1rem}.banner-text p{font-size:.9rem}.banner-icon{width:40px;height:40px}}@media (max-width: 480px){.banner-text h3{font-size:1rem}.status-badge{font-size:.75rem;padding:.4rem .8rem}}.sidebar{position:fixed;top:0;left:0;height:100vh;width:280px;background:var(--dark-bg-secondary);border-right:1px solid var(--dark-bg-tertiary);display:flex;flex-direction:column;transition:width var(--transition-normal),transform var(--transition-normal);z-index:1000;overflow-y:auto;transform:translate(0)}.sidebar.auto-hidden{transform:translate(-100%)}.sidebar.auto-hidden:hover{transform:translate(0)}.sidebar.collapsed{width:80px}.sidebar-header{padding:1.5rem;border-bottom:1px solid var(--dark-bg-tertiary);display:flex;align-items:center;justify-content:space-between;min-height:80px}.logo-section{display:flex;align-items:center;gap:.75rem;overflow:hidden}.logo-img{height:100px;width:auto;object-fit:contain;flex-shrink:0}.brand-name{font-size:1.25rem;font-weight:700;color:var(--primary-orange);transition:opacity var(--transition-fast);white-space:nowrap}.brand-name.hidden{opacity:0;pointer-events:none}.sidebar-toggle{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem;border-radius:.5rem;transition:all var(--transition-fast);flex-shrink:0}.sidebar-toggle:hover{background:var(--dark-bg);color:var(--primary-orange)}.sidebar-toggle.collapsed{transform:rotate(180deg)}.sidebar-nav{flex:1;padding:1rem 0}.sidebar-resize-handle{position:absolute;top:0;right:0;width:6px;height:100%;background:transparent;cursor:ew-resize;z-index:1001;transition:background-color var(--transition-fast)}.sidebar-resize-handle:hover,.sidebar-resize-handle.resizing{background:var(--primary-orange);opacity:.8}.sidebar-resize-handle:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:20px;background:var(--text-muted);border-radius:1px;opacity:0;transition:opacity var(--transition-fast)}.sidebar-resize-handle:hover:after,.sidebar-resize-handle.resizing:after{opacity:1}.nav-section{margin-bottom:2rem}.nav-section-title{padding:0 1.5rem;font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem;transition:opacity var(--transition-fast)}.nav-section-title.hidden{opacity:0}.nav-list{list-style:none;padding:0;margin:0}.nav-item{margin-bottom:.25rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;color:var(--text-secondary);text-decoration:none;font-weight:500;transition:all var(--transition-fast);border-radius:0;position:relative}.nav-link:hover{background:var(--dark-bg);color:var(--primary-orange)}.nav-link svg{flex-shrink:0;width:20px;height:20px}.nav-link span{transition:opacity var(--transition-fast)}.nav-link span.hidden{opacity:0;pointer-events:none}.nav-link.auth-btn{background:none;border:none;cursor:pointer;width:100%;text-align:left;font-size:inherit}.main-content{flex:1;margin-left:280px;transition:margin-left var(--transition-normal);min-height:100vh;display:flex;flex-direction:column}.main-content.sidebar-collapsed{margin-left:80px}.main-content.full-width,.main-content.auto-hidden-sidebar{margin-left:0}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;background:#0f172af2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--dark-bg-tertiary);z-index:998;padding:1rem 2rem;align-items:center;justify-content:space-between}.mobile-logo{display:flex;align-items:center;gap:.75rem}.mobile-menu-toggle{display:flex;flex-direction:column;cursor:pointer;padding:.5rem;background:none;border:none;gap:4px}.mobile-menu-toggle span{width:25px;height:3px;background:var(--text-secondary);transition:all var(--transition-fast);transform-origin:center}.mobile-menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.mobile-menu-toggle.active span:nth-child(2){opacity:0}.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.hero-section{padding:80px 0;background:linear-gradient(135deg,var(--dark-bg) 0%,var(--dark-bg-secondary) 100%);position:relative;overflow:hidden}.hero-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(255,107,53,.1) 0%,transparent 50%),radial-gradient(circle at 70% 80%,rgba(37,99,235,.1) 0%,transparent 50%);pointer-events:none}.hero-content{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;flex-direction:column;align-items:center;position:relative;z-index:1;text-align:center}.hero-text{width:100%}.hero-text h1{margin-bottom:1.5rem;line-height:1.1;max-width:none}.hero-text p{font-size:1.25rem;margin-bottom:2rem;max-width:none}.hero-buttons{display:flex;gap:1rem;flex-wrap:wrap}.hero-logo{max-width:100%;height:auto;filter:drop-shadow(0 20px 40px rgba(0,0,0,.3))}.section-header{text-align:center;margin-bottom:4rem}.section-header h2{margin-bottom:1rem}.section-header p{font-size:1.125rem;max-width:600px;margin:0 auto}.about-section{padding:80px 0;background:var(--dark-bg-secondary)}.about-content{margin-bottom:3rem}.about-text h3{margin-bottom:1rem;color:var(--secondary-blue)}.stat-card{text-align:center;padding:2rem;background:var(--dark-bg);border-radius:1rem;border:1px solid var(--dark-bg-tertiary)}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary-orange);display:block;margin-bottom:.5rem}.stat-label{color:var(--text-secondary);font-size:.875rem}.tools-section{padding:80px 0;background:var(--dark-bg)}.tool-card{text-align:center;padding:2.5rem}.tool-icon{margin-bottom:1.5rem;display:flex;justify-content:center}.tool-features{display:flex;justify-content:center;gap:.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.feature-tag{background:var(--primary-orange);color:#fff;padding:.25rem .75rem;border-radius:1rem;font-size:.75rem;font-weight:500}.features-section{padding:80px 0;background:var(--dark-bg-secondary)}.feature-item{display:flex;align-items:flex-start;gap:1.5rem}.feature-icon{flex-shrink:0;margin-top:.25rem}.contact-section{padding:80px 0;background:var(--dark-bg)}.contact-item{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}.contact-item h4{margin-bottom:.25rem;color:var(--text-primary)}.contact-item p{color:var(--text-secondary);margin:0}@media (max-width: 1024px){.sidebar{width:240px}.sidebar.collapsed{width:70px}.main-content{margin-left:240px}.main-content.sidebar-collapsed{margin-left:70px}.main-content.auto-hidden-sidebar{margin-left:0}}@media (max-width: 768px){.sidebar,.sidebar.collapsed{transform:translate(-100%);width:280px}.sidebar.auto-hidden{transform:translate(-100%)}.sidebar.auto-hidden:hover{transform:translate(0)}.main-content,.main-content.sidebar-collapsed,.main-content.full-width,.main-content.auto-hidden-sidebar{margin-left:0}.mobile-header{display:flex;z-index:998}.page-content{padding-top:160px}.hero-content{display:flex;flex-direction:column;gap:2rem;text-align:center}.hero-section{padding:60px 0}.container{padding:0 1rem}.footer-content{flex-direction:column;text-align:center}.footer-links{justify-content:center}.btn{min-height:48px;padding:1rem 2rem;font-size:1.1rem}.nav-link{padding:1rem 0;font-size:1.1rem;min-height:48px;display:flex;align-items:center}.feature-item{flex-direction:column;text-align:center;gap:1rem}.contact-item{flex-direction:column;text-align:center;gap:.75rem}.stat-card{padding:1.5rem}.tool-card{padding:2rem 1.5rem}.hero-text h1{font-size:clamp(2rem,8vw,3rem)}.hero-text p{font-size:1.1rem}.section-header{margin-bottom:3rem}.section-header h2{font-size:clamp(1.75rem,6vw,2.5rem)}}@media (max-width: 480px){.sidebar{width:260px}.mobile-menu-content{width:280px;max-width:90vw}.container{padding:0 .75rem}.hero-content{padding:0 1rem}}