:root{--bg-dark: #090D16;--bg-card: #111827;--bg-card-hover: #1E293B;--bg-input: #1F293D;--bg-glass: rgba(17, 24, 39, .75);--primary: #6366F1;--primary-hover: #4F46E5;--primary-light: #818CF8;--primary-rgb: 99, 102, 241;--accent-cyan: #06B6D4;--accent-emerald: #10B981;--accent-amber: #F59E0B;--accent-rose: #F43F5E;--gradient-primary: linear-gradient(135deg, #6366F1 0%, #06B6D4 100%);--gradient-emerald: linear-gradient(135deg, #10B981 0%, #059669 100%);--gradient-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, .18) 0%, rgba(6, 182, 212, .05) 50%, transparent 80%);--text-primary: #F8FAFC;--text-secondary: #94A3B8;--text-muted: #64748B;--border-subtle: rgba(255, 255, 255, .08);--border-focus: rgba(99, 102, 241, .5);--shadow-card: 0 10px 30px -10px rgba(0, 0, 0, .5), 0 0 0 1px rgba(255, 255, 255, .08);--shadow-glow: 0 0 25px rgba(99, 102, 241, .25);--radius-lg: 20px;--radius-md: 12px;--radius-sm: 8px;--font-main: "Plus Jakarta Sans", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-smooth: .25s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-main);background-color:var(--bg-dark);color:var(--text-primary);scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{min-height:100vh;display:flex;flex-direction:column;background:var(--bg-dark);background-image:var(--gradient-glow);background-attachment:fixed;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.25;color:var(--text-primary);letter-spacing:-.02em}.text-gradient{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.text-emerald-gradient{background:var(--gradient-emerald);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}a{color:var(--primary-light);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:#a5b4fc}.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}.header-glass{position:sticky;top:0;z-index:100;background:#090d16e0;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);padding:12px 0;min-height:64px}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.brand-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--text-primary);flex-shrink:0;text-decoration:none}.brand-logo img{height:32px;width:auto;border-radius:var(--radius-sm)}.nav-links{display:flex;align-items:center;gap:20px;list-style:none;margin:0;padding:0}.nav-link{color:var(--text-secondary);font-weight:600;font-size:.9rem;padding:6px 4px;transition:color var(--transition-fast);white-space:nowrap;text-decoration:none}.nav-link:hover,.nav-link.active{color:var(--text-primary)}.nav-cta{background:var(--gradient-primary);color:#fff;font-weight:600;font-size:.9rem;padding:8px 18px;border-radius:9999px;box-shadow:0 4px 14px #6366f14d;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 20px #6366f173;color:#fff}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--gradient-primary);color:#fff;font-weight:600;font-size:1rem;padding:12px 24px;border-radius:var(--radius-md);border:none;cursor:pointer;box-shadow:0 4px 14px #6366f159;transition:all var(--transition-fast)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #6366f180;color:#fff}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--bg-card);color:var(--text-primary);font-weight:600;font-size:1rem;padding:12px 24px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);cursor:pointer;transition:all var(--transition-fast)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:#ffffff26}.btn-store{display:inline-flex;align-items:center;gap:10px;background:#000;color:#fff;padding:8px 16px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);transition:all var(--transition-fast);text-decoration:none}.btn-store:hover{background:#111827;border-color:#ffffff40;transform:translateY(-2px);box-shadow:0 4px 12px #0006;color:#fff}.btn-store svg{color:#3ddc84;flex-shrink:0}.btn-store-text{display:flex;flex-direction:column;line-height:1.1}.btn-store-sub{font-size:.65rem;text-transform:uppercase;letter-spacing:.08em;color:#9ca3af;font-weight:600}.btn-store-title{font-size:.95rem;font-weight:700;color:#fff}.btn-social{display:inline-flex;align-items:center;gap:8px;background:var(--bg-card);color:var(--text-primary);padding:10px 16px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);font-size:.9rem;font-weight:600;transition:all var(--transition-fast);text-decoration:none}.btn-social:hover{background:var(--bg-card-hover);border-color:#fff3;transform:translateY(-2px);color:var(--text-primary)}.btn-x:hover{border-color:#fff6;box-shadow:0 4px 12px #ffffff14}.btn-yt{position:relative}.btn-yt 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solid rgba(99,102,241,.3)}.badge-emerald{background:#10b98126;color:var(--accent-emerald);border:1px solid rgba(16,185,129,.3)}.badge-amber{background:#f59e0b26;color:var(--accent-amber);border:1px solid rgba(245,158,11,.3)}.input-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.input-label{font-size:.9rem;font-weight:600;color:var(--text-secondary);display:flex;justify-content:space-between;align-items:center}.input-field{width:100%;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:12px 16px;color:var(--text-primary);font-size:1rem;font-family:inherit;outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input-field:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f140}.input-slider{width:100%;accent-color:var(--primary);cursor:pointer}.site-footer{margin-top:auto;border-top:1px solid var(--border-subtle);background:#090d16f2;padding:60px 0 30px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}.footer-col h4{font-size:.95rem;color:var(--text-primary);margin-bottom:16px}.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}.footer-col a{color:var(--text-secondary);font-size:.9rem}.footer-col a:hover{color:var(--text-primary)}.footer-bottom{padding-top:24px;border-top:1px solid var(--border-subtle);display:flex;justify-content:space-between;align-items:center;color:var(--text-muted);font-size:.85rem}.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center;min-height:480px}.unit-compare-card{padding:32px;backdrop-filter:blur(20px);min-height:460px}.unit-compare-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:24px}.unit-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.unit-compare-results-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}.calc-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:start}.hero-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:16px}.hero-option-inputs{display:grid;grid-template-columns:1fr 1fr;gap:8px}.overflow-x-touch,.overflow-x-auto,[style*="overflow-x: auto"],[style*="overflow-x:auto"],pre,table{-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}.overflow-x-touch::-webkit-scrollbar,.overflow-x-auto::-webkit-scrollbar,[style*="overflow-x: auto"]::-webkit-scrollbar,pre::-webkit-scrollbar{height:5px}.overflow-x-touch::-webkit-scrollbar-thumb,.overflow-x-auto::-webkit-scrollbar-thumb,[style*="overflow-x: auto"]::-webkit-scrollbar-thumb,pre::-webkit-scrollbar-thumb{background:#6366f159;border-radius:4px}input,select,textarea,button{max-width:100%;box-sizing:border-box}@media (max-width: 900px){.hero-grid{grid-template-columns:1fr;gap:36px;min-height:auto}.calc-grid{grid-template-columns:1fr;gap:24px}.two-col-responsive{grid-template-columns:1fr;gap:16px}.glass-card[style*="position: sticky"]{position:static!important}}@media (max-width: 840px){.two-col-responsive,.calc-grid,.tool-workspace-grid,[style*="grid-template-columns: 1fr 1fr"],[style*="grid-template-columns: 1.2fr 1fr"],[style*="grid-template-columns: 1fr 1.1fr"],[style*="grid-template-columns: 1.1fr 0.9fr"],[style*="grid-template-columns: 0.9fr 1.1fr"],[style*="grid-template-columns: 1.1fr 1fr"],[style*="grid-template-columns: 1fr 1.2fr"],[style*="grid-template-columns: 340px 1fr"],[style*="grid-template-columns: 1fr 380px"],[style*="grid-template-columns: 1fr 400px"],[style*="grid-template-columns: 400px 1fr"],[style*="minmax(300px"],[style*="minmax(320px"],[style*="minmax(340px"],[style*="minmax(360px"],[style*="minmax(380px"],[style*="minmax(400px"],[style*="minmax(420px"]{grid-template-columns:1fr!important}}@media (max-width: 768px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.nav-links{display:none}.btn-header-tools{display:none!important}}@media (max-width: 640px){html,body,main{max-width:100vw;overflow-x:hidden}.container{padding:0 14px;max-width:100%;overflow-x:hidden}.hero-grid{grid-template-columns:1fr;gap:24px;min-height:auto;width:100%}.unit-compare-header{flex-direction:column;align-items:stretch;gap:12px}.unit-compare-header select#unit-type{width:100%!important}.hero-compare-grid,.unit-compare-grid{grid-template-columns:1fr!important;gap:14px;width:100%}.unit-compare-card{min-height:auto;padding:16px 14px!important;width:100%;max-width:100%;box-sizing:border-box}.glass-card{padding:16px 14px!important;max-width:100%;box-sizing:border-box}h1{font-size:1.9rem!important;word-break:break-word}}@media (max-width: 480px){.unit-compare-results-grid{grid-template-columns:1fr;gap:12px}.btn-store,.btn-social{width:100%;justify-content:center}}@media (max-width: 380px){.hero-option-inputs{grid-template-columns:1fr!important;gap:8px}}.bg-grid-mesh{background-image:radial-gradient(circle at 50% 0%,rgba(99,102,241,.18) 0%,rgba(6,182,212,.08) 35%,transparent 70%),radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:100% 100%,28px 28px;background-position:center top,center center}.glass-card-glow{position:relative;background:var(--bg-card);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);box-shadow:0 20px 50px -15px #000000b3,0 0 0 1px #ffffff0d;transition:transform var(--transition-smooth),border-color var(--transition-smooth),box-shadow var(--transition-smooth)}.glass-card-glow:hover{border-color:#6366f166;box-shadow:0 25px 60px -15px 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transparent;border-bottom:none;background:transparent;color:var(--text-secondary);font-size:.88rem;font-weight:600;cursor:pointer;white-space:nowrap;scroll-snap-align:start;flex-shrink:0;transition:all var(--transition-fast)}.hero-tab-btn:hover{color:var(--text-primary);background:#ffffff0a}.hero-tab-btn.active{color:var(--text-primary);background:var(--bg-card);border-color:var(--border-subtle);border-bottom:1px solid var(--bg-card);margin-bottom:-1px}.hero-tab-btn.active .tab-icon-dot{background:var(--accent-cyan);box-shadow:0 0 8px var(--accent-cyan)}.tab-icon-dot{width:6px;height:6px;border-radius:50%;background:var(--text-muted);transition:background var(--transition-fast)}.hero-tab-pane{display:none;padding:24px;animation:fadeIn .2s ease-out}.hero-tab-pane.active{display:block}.metrics-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:50px}.metric-card{display:flex;align-items:center;gap:14px;padding:16px 20px;background:#11182780;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-fast);min-width:0}.metric-card:hover{background:#111827cc;border-color:#6366f14d;transform:translateY(-2px)}.metric-icon{font-size:1.6rem;flex-shrink:0}.metric-title{font-size:.95rem;font-weight:700;color:var(--text-primary);line-height:1.2}.metric-sub{font-size:.78rem;color:var(--text-muted);margin-top:2px}@media (max-width: 1024px){.metrics-strip{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.metrics-strip{grid-template-columns:1fr;gap:10px}.hero-tab-btn{padding:8px 12px;font-size:.8rem}.hero-tab-pane{padding:16px 14px}}.nav-item-dropdown{position:relative}.nav-dropdown-trigger{display:inline-flex;align-items:center;gap:4px;cursor:pointer}.nav-dropdown-trigger svg{transition:transform var(--transition-fast)}.nav-item-dropdown:hover .nav-dropdown-trigger svg,.nav-item-dropdown:focus-within .nav-dropdown-trigger svg{transform:rotate(180deg)}.nav-dropdown-menu{position:absolute;top:100%;left:50%;transform:translate(-50%) translateY(10px);width:480px;background:#0d1321f2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);box-shadow:0 25px 60px -15px #000c,0 0 35px #6366f126;padding:16px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease,visibility .2s;z-index:200}.nav-item-dropdown:hover .nav-dropdown-menu,.nav-item-dropdown:focus-within .nav-dropdown-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%) translateY(4px)}.nav-dropdown-menu.wide-menu{width:600px;display:grid;grid-template-columns:1fr 1fr;gap:16px}.dropdown-item{display:flex;align-items:flex-start;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-primary);text-decoration:none;transition:background var(--transition-fast),transform var(--transition-fast)}.dropdown-item:hover{background:#6366f11f;transform:translate(3px);color:var(--text-primary)}.dropdown-item-icon{font-size:1.3rem;line-height:1;flex-shrink:0;margin-top:2px}.dropdown-item-title{font-size:.9rem;font-weight:700;color:var(--text-primary);line-height:1.2}.dropdown-item-desc{font-size:.78rem;color:var(--text-secondary);margin-top:2px;line-height:1.3}.dropdown-footer{grid-column:1 / -1;padding-top:12px;margin-top:6px;border-top:1px solid var(--border-subtle);display:flex;justify-content:space-between;align-items:center}.dropdown-footer-link{font-size:.82rem;font-weight:700;color:var(--accent-cyan);text-decoration:none}.dropdown-footer-link:hover{text-decoration:underline}.hamburger-btn{display:none;background:#ffffff0d;border:1px solid var(--border-subtle);color:var(--text-primary);padding:7px 10px;border-radius:var(--radius-sm);cursor:pointer;font-size:1.1rem;align-items:center;justify-content:center}@media (max-width: 960px){.hamburger-btn{display:flex}}.mobile-drawer-backdrop{position:fixed;inset:0;background:#000000bf;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:9998;opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s}.mobile-drawer-backdrop.open{opacity:1;visibility:visible}.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:320px;max-width:85vw;background:#0d1321;border-left:1px solid rgba(255,255,255,.12);z-index:9999;transform:translate(100%);transition:transform .3s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;overflow-y:auto;padding:24px}.mobile-drawer.open{transform:translate(0)}.mobile-drawer-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:16px;border-bottom:1px solid var(--border-subtle);margin-bottom:20px}.mobile-nav-group{margin-bottom:24px}.mobile-group-title{font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px}.mobile-nav-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-primary);text-decoration:none;font-size:.95rem;font-weight:600;transition:background var(--transition-fast)}.mobile-nav-link:hover,.mobile-nav-link.active{background:#6366f11f;color:var(--primary-light)}.search-cat-bar{display:flex;gap:6px;padding:10px 16px;background:#00000040;border-bottom:1px solid var(--border-subtle);overflow-x:auto;scrollbar-width:none}.search-cat-bar::-webkit-scrollbar{display:none}.search-cat-chip{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:9999px;border:1px solid var(--border-subtle);background:#ffffff0a;color:var(--text-secondary);font-size:.78rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:all var(--transition-fast)}.search-cat-chip:hover{background:#ffffff14;color:var(--text-primary)}.search-cat-chip.active{background:#6366f133;border-color:#6366f180;color:var(--primary-light)}.search-section-header{display:flex;justify-content:space-between;align-items:center;padding:8px 12px 4px;font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.search-clear-btn{background:transparent;border:none;color:var(--text-muted);font-size:.72rem;cursor:pointer;text-decoration:underline;padding:2px 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var(--border-subtle)}.related-tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:24px}.breadcrumb-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:24px}.breadcrumb-list{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--text-muted);list-style:none;margin:0;padding:0}.breadcrumb-list a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.breadcrumb-list a:hover{color:var(--text-primary)}.breadcrumb-current{color:var(--text-primary);font-weight:600}.header-search-btn{display:flex;align-items:center;gap:10px;background:#ffffff0d;border:1px solid var(--border-subtle);color:var(--text-secondary);padding:7px 14px;border-radius:9999px;cursor:pointer;font-size:.85rem;white-space:nowrap;flex-shrink:0;height:38px;min-width:175px;justify-content:space-between;transition:all var(--transition-fast)}.header-search-btn:hover{background:#ffffff14;border-color:#6366f166;color:var(--text-primary)}.search-text-placeholder{font-size:.82rem}.search-kbd-hint{background:#ffffff14;border:1px solid var(--border-subtle);padding:1px 6px;border-radius:4px;font-size:.7rem;font-family:var(--font-mono);color:var(--text-muted)}@media (max-width: 1100px){.nav-links{gap:14px}.header-search-btn{min-width:auto}}@media (max-width: 960px){.nav-links{display:none}}@media (max-width: 768px){.search-text-placeholder,.search-kbd-hint{display:none}.header-search-btn{padding:6px 10px;min-width:auto}}.search-modal-backdrop{position:fixed;inset:0;z-index:9999;background:#000000bf;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:flex-start;justify-content:center;padding-top:10vh;padding-left:16px;padding-right:16px;animation:fadeIn .15s ease-out}.search-modal-container{width:100%;max-width:640px;background:#111827;border-radius:var(--radius-lg);animation:scaleUp .15s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleUp{0%{transform:scale(.96);opacity:0}to{transform:scale(1);opacity:1}}.search-result-item{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-radius:var(--radius-md);text-decoration:none;color:var(--text-primary);transition:background var(--transition-fast);margin-bottom:4px}.search-result-item:hover,.search-result-item.selected{background:#6366f126}