:root{--primary:#2563EB;--primary-dark:#1D4ED8;--secondary:#1E3A5F;--accent:#C2410C;--accent-dark:#9A3412;--accent2:#059669;--bg:#F8FAFF;--card:#FFFFFF;--text:#1E293B;--subtext:#374151;--success:#059669;--error:#DC2626;--border:#E2E8F0;--shadow:0 1px 2px rgba(0,0,0,.08);--shadow-md:0 3px 8px rgba(0,0,0,.10);--shadow-lg:0 6px 16px rgba(0,0,0,.12);--radius:12px;--radius-sm:8px;--radius-lg:16px;--transition:.2s ease;--theme-transition:background .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease;--drawer-w:285px;--system-fonts:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif,'Apple Color Emoji','Segoe UI Emoji';--alert-info-bg:rgba(37,99,235,.07);--alert-info-border:rgba(37,99,235,.18);--alert-info-text:#1d4ed8;--alert-success-bg:rgba(16,185,129,.07);--alert-success-border:rgba(16,185,129,.18);--alert-success-text:#059669;--alert-error-bg:rgba(239,68,68,.07);--alert-error-border:rgba(239,68,68,.18);--alert-error-text:#dc2626;--notice-bg:#fff1f2;--notice-border:#fecaca;--notice-text:#b91c1c}[data-theme="dark"]{--bg:#0f172a;--card:#1e293b;--text:#f1f5f9;--subtext:#94a3b8;--border:#334155;--shadow:0 1px 3px rgba(0,0,0,.4);--shadow-md:0 4px 14px rgba(0,0,0,.5);--shadow-lg:0 8px 28px rgba(0,0,0,.55);--alert-info-bg:rgba(37,99,235,.15);--alert-info-border:rgba(37,99,235,.3);--alert-info-text:#60a5fa;--alert-success-bg:rgba(16,185,129,.15);--alert-success-border:rgba(16,185,129,.3);--alert-success-text:#34d399;--alert-error-bg:rgba(239,68,68,.15);--alert-error-border:rgba(239,68,68,.3);--alert-error-text:#f87171;--notice-bg:rgba(220,38,38,.12);--notice-border:rgba(220,38,38,.35);--notice-text:#fca5a5}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-padding-top:75px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}body{font-family:var(--system-fonts);background:var(--bg);color:var(--text);line-height:1.6;font-size:16px;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;word-wrap:break-word;overflow-wrap:break-word;transition:var(--theme-transition)}img{max-width:100%;height:auto;display:block}a{color:var(--primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--primary-dark)}ul{list-style:none}button{cursor:pointer;font-family:var(--system-fonts);border:none;background:none}input,textarea,select{font-family:var(--system-fonts)}h1,h2,h3,h4,h5,h6{font-family:var(--system-fonts);color:var(--text);line-height:1.3;font-weight:700}h1{font-size:clamp(1.7rem,5vw,2.5rem)}h2{font-size:clamp(1.35rem,4vw,2rem)}h3{font-size:clamp(1.1rem,3vw,1.4rem)}p{color:var(--subtext);line-height:1.7}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.main-content{flex:1}.spinner{width:34px;height:34px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .75s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes ccSlideUp{from{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%,0)}}@keyframes heroFadeDown{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}@keyframes heroFadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes searchPulse{0%,100%{box-shadow:0 0 0 0 rgba(249,115,22,.4)}50%{box-shadow:0 0 0 8px rgba(249,115,22,0)}}.text-center{text-align:center}.text-primary{color:var(--primary)}.text-accent{color:var(--accent)}.text-success{color:var(--success)}.text-error{color:var(--error)}.text-muted{color:var(--subtext)}.text-left{text-align:left}.fw-bold{font-weight:700}.mt-2{margin-top:8px}
.mt-12{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mt-24{margin-top:24px}.mt-36{margin-top:36px}.mt-40{margin-top:40px}.mb-0{margin-bottom:0!important}.mb-4{margin-bottom:16px}.mb-5{margin-bottom:5px}.mb-6{margin-bottom:24px}.mb-8{margin-bottom:8px}.mb-10{margin-bottom:10px!important}.mb-15{margin-bottom:15px}.mb-18{margin-bottom:18px}.mb-20{margin-bottom:20px}.mb-25{margin-bottom:25px}.mb-30{margin-bottom:30px}.hidden{display:none!important}.pt-28{padding-top:28px}.py-20{padding-top:20px;padding-bottom:20px}.py-40{padding-top:40px;padding-bottom:40px}.py-60{padding-top:60px;padding-bottom:60px}.pb-20{padding-bottom:20px}.pb-80{padding-bottom:80px}.max-w-600{max-width:600px}.max-w-600-center{max-width:600px;margin:0 auto}.max-w-900{max-width:900px}.mx-auto{margin-left:auto;margin-right:auto}.fs-0-95{font-size:.95rem}.fs-1rem{font-size:1rem}.fs-1-1{font-size:1.1rem}.font-xs{font-size:.75rem}.font-sm{font-size:.85rem}.font-lg{font-size:1.1rem}.lh-1-6{line-height:1.6}.lh-1-7{line-height:1.7}.color-subtext{color:var(--subtext)}.text-text{color:var(--text)}.flex-1{flex:1}.flex-wrap{flex-wrap:wrap}.gap-4{gap:4px}.gap-8{gap:8px}.gap-24{gap:24px}.flex-align-center{display:flex;align-items:center}.justify-center{justify-content:center}.ml-auto{margin-left:auto}.w-full{width:100%}.desc-section h2{margin-top:2.5rem;margin-bottom:1rem}.desc-section p{margin-bottom:1.25rem}.desc-section ol,.desc-section ul{margin-bottom:1.5rem}.desc-section li{margin-bottom:.5rem}.desc-section strong{color:var(--text);font-weight:600}.desc-section ul{list-style:none;padding:0;margin:20px 0;display:flex;flex-direction:column;gap:10px}.desc-section ul li{display:flex;align-items:flex-start;gap:12px;font-size:.95rem;color:var(--subtext);line-height:1.7;padding:14px 16px;background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius-sm);border-left:4px solid var(--primary);transition:transform .2s}.desc-section ul li:hover{transform:translateX(5px);border-color:var(--primary)}.desc-section ul li::before{content:'\2713';color:var(--success);font-weight:800;flex-shrink:0;font-size:1.1rem}.formula-box{background:var(--bg);padding:15px;border-radius:var(--radius-sm);border-left:4px solid var(--primary);margin:20px 0}.privacy-note,.disclaimer-box,.notice-bar{margin-top:25px;padding:15px;background:var(--notice-bg);border:1.5px solid var(--notice-border);border-radius:8px;border-left:4px solid var(--error);font-size:.85rem;color:var(--notice-text);line-height:1.6}.disclaimer-box{background:var(--notice-bg);border-color:var(--notice-border);color:var(--notice-text);border-left-color:var(--error)}.render-container{border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--card)}#previewIframe{width:100%;height:450px;border:none;background:var(--card)}.file-input-hidden{display:none!important}.helper-text{font-size:.8rem;color:var(--subtext);margin-top:15px;font-style:italic}.helper-text-sm{font-size:.75rem;color:var(--subtext);margin-top:10px}.logo-svg{width:34px;height:34px;margin-right:2px}.logo-stop-start{stop-color:#2563eb;stop-opacity:1}.logo-stop-end{stop-color:#C2410C;stop-opacity:1}
/* Accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}
.tool-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.skip-link {
  position: absolute;
  top: -100%;
  left: 8px;
  padding: 8px 16px;
  background: var(--primary);
  color: #fff;
  z-index: 9999;
  border-radius: 0 0 8px 8px;
  font-weight: 600;
}
.skip-link:focus {
  top: 0;
}
.site-header{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:900;box-shadow:var(--shadow);transition:var(--theme-transition)}#site-header{position:sticky;top:0;z-index:900;height:60px;background:var(--card);contain:layout size}#site-footer{min-height:300px;background:var(--secondary)}.site-footer{background:var(--secondary)}.footer-main{padding:48px 16px 0;max-width:1200px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}@media(min-width:640px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}.footer-brand p{font-size:.88rem;color:var(--subtext);line-height:1.7;margin-top:12px;max-width:360px}.footer-col h4{font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:12px}.footer-col ul{list-style:none;padding:0;margin:0}.footer-col ul li{margin-bottom:8px}.footer-col ul li a{color:var(--subtext);font-size:.85rem;text-decoration:none;transition:color var(--transition)}.footer-col ul li a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--border);padding:20px 16px;display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:32px;max-width:1200px;margin-left:auto;margin-right:auto}@media(min-width:640px){.footer-bottom{flex-direction:row;justify-content:space-between}}.footer-bottom p{font-size:.8rem;color:var(--subtext)}.footer-links{display:flex;gap:16px;flex-wrap:wrap}.footer-links a{font-size:.8rem;color:var(--subtext);text-decoration:none;transition:color var(--transition)}.footer-links a:hover{color:var(--primary)}#popularGrid{min-height:220px;align-content:start;display:grid}#toolsGrid{min-height:400px;align-content:start;display:grid}.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 16px;max-width:1200px;margin:0 auto}.theme-toggle{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--subtext);font-size:1.2rem;background:transparent;transition:all var(--transition);margin-left:8px}.theme-toggle:hover{background:rgba(37,99,235,.1);color:var(--primary)}.header-actions{display:flex;align-items:center;gap:8px}.logo{display:flex;align-items:center;gap:4px;font-family:var(--system-fonts);font-weight:800;font-size:1.25rem;color:var(--text);text-decoration:none;flex-shrink:0}.logo-svg{margin-right:2px}.logo .logo-tie{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}.nav-links::-webkit-scrollbar{display:none}.nav-links a{color:var(--subtext);font-size:.82rem;font-weight:500;padding:6px 10px;border-radius:var(--radius-sm);transition:all var(--transition);white-space:nowrap}.nav-links a:hover,.nav-links a.active{color:var(--primary);background:rgba(37,99,235,.08)}.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;font-size:1.4rem;color:var(--text);background:var(--bg);border-radius:10px;transition:all var(--transition)}.menu-toggle:hover{background:var(--border)}.drawer-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,23,42,.6);z-index:1000;opacity:0;visibility:hidden;transition:all .3s ease}.drawer-backdrop.active{opacity:1;visibility:visible}.drawer{position:fixed;top:0;right:calc(var(--drawer-w)*-1);width:var(--drawer-w);height:100%;background:var(--card);z-index:1001;box-shadow:-10px 0 30px rgba(0,0,0,.1);transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column}.drawer.active{transform:translateX(calc(var(--drawer-w)*-1))}.drawer-header{padding:18px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.drawer-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;border-radius:8px;background:var(--bg);color:var(--subtext)}.drawer-body{flex:1;overflow-y:auto;padding:20px}.drawer-nav{display:flex;flex-direction:column;gap:6px}.drawer-nav a{display:flex;align-items:center;gap:10px;padding:8px 14px;border-radius:8px;color:var(--text);font-weight:600;font-size:.82rem;transition:all var(--transition)}.drawer-nav a .d-icon{font-size:1.1rem;width:22px;text-align:center}.drawer-nav a:hover,.drawer-nav a.active{background:rgba(37,99,235,.06);color:var(--primary)}.drawer-label{font-size:.65rem;font-weight:700;color:var(--subtext);text-transform:uppercase;letter-spacing:.05em;margin:15px 0 6px 12px;opacity:.8}.drawer-nav+.drawer-label{margin-top:20px}.drawer-footer{padding:20px;border-top:1px solid var(--border);background:var(--bg)}.drawer-tagline{font-size:.75rem;color:var(--subtext);line-height:1.5}@media(max-width:767px){.nav-links{display:none}.menu-toggle{display:flex}}.hero{background:linear-gradient(135deg,var(--secondary) 0%,#1a4fa0 50%,#1e3a5f 100%);padding:48px 16px 60px;text-align:center;position:relative;z-index:10;overflow:hidden}.hero::after{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.06) 1px,transparent 1px);background-size:40px 40px;pointer-events:none;z-index:0}.hero::before{content:'';position:absolute;top:-50%;right:-30%;width:800px;height:800px;background:radial-gradient(circle,rgba(37,99,235,.15) 0%,transparent 60%);pointer-events:none;z-index:0}.hero-shapes{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}.hero-shape{position:absolute;border-radius:50%;border:1.5px solid rgba(255,255,255,.12)}.hero-shape-circle-1{width:600px;height:600px;top:-200px;right:-150px;background:radial-gradient(circle at 40% 40%,rgba(249,115,22,.55) 0%,rgba(249,115,22,.15) 40%,transparent 65%);opacity:.7}.hero-shape-diamond{width:350px;height:350px;bottom:-100px;left:-80px;border-radius:35px;transform:rotate(45deg);background:linear-gradient(135deg,rgba(255,255,255,.3) 0%,rgba(255,255,255,.08) 40%,transparent 70%);opacity:.6}.hero-shape-circle-2{width:220px;height:220px;top:20%;left:5%;background:radial-gradient(circle at 50% 50%,rgba(96,165,250,.6) 0%,rgba(96,165,250,.15) 40%,transparent 65%);opacity:.55}.hero-shape-pill{width:90px;height:240px;top:12%;left:28%;border-radius:100px;background:linear-gradient(180deg,rgba(249,115,22,.4) 0%,rgba(249,115,22,.1) 50%,transparent 80%);opacity:.45}.hero-shape-dot{width:90px;height:90px;bottom:25%;right:15%;background:radial-gradient(circle,rgba(255,255,255,.5) 0%,rgba(255,255,255,.1) 50%,transparent 70%);opacity:.5}.hero-content{position:relative;z-index:1;max-width:680px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:rgba(255,255,255,.95);font-size:.77rem;font-weight:600;padding:5px 14px;border-radius:100px;margin-bottom:18px;max-width:100%;line-height:1.4}.hero h1{font-weight:800;color:#fff;font-size:clamp(1.7rem,6vw,3rem);line-height:1.15;margin-bottom:12px}.hero h1 em{font-style:normal;color:var(--accent)}.hero-content>p{color:rgba(255,255,255,.95);font-size:clamp(.95rem,2.5vw,1.1rem);margin-bottom:26px;max-width:520px;margin-left:auto;margin-right:auto}.search-wrap{position:relative;max-width:520px;margin:0 auto 26px}.search-bar{width:100%;padding:15px 65px 15px 25px;border-radius:14px;border:1px solid var(--border);font-size:1rem;background:var(--card);color:var(--text);box-shadow:var(--shadow-md);line-height:normal}.search-bar::placeholder{color:var(--subtext)}.search-bar:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(249,115,22,.1),var(--shadow-md)}.search-btn{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:var(--accent);color:#fff;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;border:none;cursor:pointer;transition:background var(--transition);z-index:2}.search-btn:hover{background:var(--accent-dark)}.search-results{position:fixed;top:0;left:0;width:auto;min-width:280px;max-width:calc(100vw - 32px);background:var(--card);border-radius:12px;box-shadow:var(--shadow-lg);z-index:1000;max-height:min(400px,calc(100vh - 200px));overflow-y:auto;display:none;border:1px solid var(--border);text-align:left}.search-results.active{display:block}.search-item{display:flex;align-items:center;padding:12px 18px;gap:12px;color:var(--text);text-decoration:none;transition:background var(--transition);border-bottom:1px solid var(--border)}.search-item:last-child{border-bottom:none}.search-item:hover,.search-item.active{background:var(--bg)}.search-item.active{background:rgba(37,99,235,.08);border-left:3px solid var(--primary);padding-left:15px}.search-item .item-icon{font-size:1.25rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg);border-radius:8px;flex-shrink:0}.search-item .item-name{font-weight:500;font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-item mark{background:#fef08a;color:#854d0e;padding:0 2px;border-radius:2px;font-weight:600}.no-search-results{padding:20px;text-align:center;color:var(--subtext);font-size:.9rem}@media(max-width:500px){.search-results{max-width:calc(100vw - 24px);min-width:240px;max-height:min(300px,calc(100vh - 180px))}}.hero-stats{display:flex;justify-content:center;flex-wrap:wrap;margin-top:40px;gap:0}.hero-stat{display:flex;align-items:center;gap:14px;padding:14px 30px;border-right:1px solid rgba(255,255,255,.08);transition:opacity .25s ease}.hero-stat:last-child{border-right:none}.hero-stat:hover{opacity:.8}@media(max-width:640px){.hero-stats{flex-direction:column;align-items:center;gap:10px}.hero-stat{border-right:none;border-bottom:1px solid rgba(255,255,255,.08);padding:12px 16px;width:100%;max-width:280px}.hero-stat:last-child{border-bottom:none}}.hero-stat .stat-icon{font-size:1.5rem;line-height:1;flex-shrink:0}.hero-stat .stat-wrap{display:flex;flex-direction:column;gap:1px}.hero-stat .stat-text{font-size:.95rem;font-weight:700;color:#fff;line-height:1.3;letter-spacing:-.01em}.hero-stat .stat-sub{font-size:.75rem;color:rgba(255,255,255,.55);line-height:1.3}.trust-bar{background:var(--card);border-bottom:1px solid var(--border);padding:9px 16px}.trust-bar-inner{display:flex;align-items:center;justify-content:center;gap:5px 10px;flex-wrap:wrap;max-width:1200px;margin:0 auto}.trust-badge{display:inline-flex;align-items:center;gap:4px;font-size:.74rem;font-weight:600;color:var(--subtext);white-space:nowrap}.trust-badge .t-icon{font-size:.85rem}.trust-sep{color:var(--border);font-size:.9rem}.section-header{margin-bottom:14px}.section-title{font-family:var(--system-fonts);font-size:clamp(1.15rem,3vw,1.55rem);font-weight:800;color:var(--text);margin-bottom:2px}.section-sub{font-size:.83rem;color:var(--subtext)}.cat-tabs-wrap{overflow-x:auto;padding:2px 0 10px;scrollbar-width:none;-webkit-overflow-scrolling:touch;margin-bottom:4px}.cat-tabs-wrap::-webkit-scrollbar{display:none}.cat-tabs{display:flex;gap:7px;width:max-content}.cat-tab{display:inline-flex;align-items:center;gap:5px;padding:7px 15px;border-radius:8px;font-size:.80rem;font-weight:600;white-space:nowrap;cursor:pointer;transition:all var(--transition);background:var(--card);color:var(--subtext);border:1.5px solid var(--border)}.cat-tab:hover{border-color:var(--primary);color:var(--primary)}.cat-tab.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px rgba(37,99,235,.2)}.tools-section{padding:24px 0 30px}.category-section{margin-bottom:60px}.category-title{font-size:1.5rem;font-weight:800;color:var(--text);display:flex;align-items:center;gap:15px;margin-bottom:25px}.category-title::before{content:'';display:block;width:6px;height:32px;background:var(--primary);border-radius:10px}.category-header{margin-bottom:0;padding:0}.category-desc{display:none}.tool-card:hover{border-color:var(--primary);box-shadow:0 10px 25px rgba(37,99,235,.12);transform:translateY(-8px)}.tool-card:hover .tool-icon{transform:scale(1.15) rotate(5deg);background:var(--primary);color:#fff}.tools-layout{display:block}.tools-grid{display:grid;gap:10px;grid-template-columns:repeat(2,1fr);align-content:start;min-height:auto}@media(min-width:500px){.tools-grid{grid-template-columns:repeat(3,1fr);gap:11px}}@media(min-width:768px){.tools-grid{grid-template-columns:repeat(4,1fr);gap:13px}}@media(min-width:900px){.tools-grid{grid-template-columns:repeat(4,1fr);gap:14px}}@media(min-width:1024px){.tools-grid{grid-template-columns:repeat(4,1fr);gap:15px}}.tool-card{background:var(--card);border-radius:var(--radius);border:1.5px solid var(--border);padding:16px 14px;display:flex;flex-direction:column;align-items:flex-start;gap:10px;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);text-decoration:none;position:relative;overflow:hidden;opacity:0;animation:fadeUp .3s ease forwards}.tool-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-5px)}.tool-card.disabled{cursor:default;opacity:.6;filter:grayscale(.5);pointer-events:none}.tool-card.disabled:hover{transform:none;box-shadow:none;border-color:var(--border)}.tool-icon{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;margin-bottom:2px;transition:transform .25s ease}.tool-card:hover .tool-icon{transform:scale(1.1) rotate(3deg)}.icon-pdf{background:rgba(239,68,68,.10);color:#ef4444}.icon-image{background:rgba(16,185,129,.10);color:#10b981}.icon-text{background:rgba(37,99,235,.10);color:#2563eb}.icon-math{background:rgba(249,115,22,.10);color:#f97316}.icon-dev{background:rgba(139,92,246,.10);color:#8b5cf6}.icon-writing{background:rgba(236,72,153,.10);color:#ec4899}.icon-seo{background:rgba(20,184,166,.10);color:#14b8a6}.tool-name{font-family:var(--system-fonts);font-size:.92rem;font-weight:700;color:var(--text);line-height:1.25;transition:color var(--transition)}.tool-card:hover .tool-name{color:var(--primary)}.tool-desc{font-size:.72rem;color:var(--subtext);line-height:1.4}.card-badges{display:flex;flex-wrap:wrap;gap:5px;margin-top:auto;padding-top:8px}.badge{font-size:.65rem;font-weight:700;padding:3px 7px;border-radius:6px;text-transform:uppercase;letter-spacing:.03em;display:inline-flex;align-items:center;gap:3px}.badge-free{background:rgba(16,185,129,.08);color:#059669;border:1px solid rgba(16,185,129,.15)}.badge-popular{background:rgba(249,115,22,.08);color:#ea580c;border:1px solid rgba(249,115,22,.15)}.badge-fast{background:rgba(37,99,235,.08);color:#2563eb;border:1px solid rgba(37,99,235,.15)}.badge-new{background:rgba(139,92,246,.08);color:#7c3aed;border:1px solid rgba(139,92,246,.15)}.badge-soon{background:var(--bg);color:var(--subtext);border:1px solid var(--border)}.card-go{margin-top:10px;font-size:.75rem;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:4px;opacity:.6;transition:all var(--transition)}.go-arrow{transition:transform var(--transition)}.tool-card:hover .card-go{opacity:1;color:var(--primary-dark)}.tool-card:hover .go-arrow{transform:translateX(3px)}.hiw-grid{display:grid;grid-template-columns:1fr;gap:24px;margin-top:32px}@media(min-width:768px){.hiw-grid{grid-template-columns:repeat(3,1fr)}}.hiw-item{text-align:center;position:relative}.hiw-number{width:40px;height:40px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;margin:0 auto 16px;box-shadow:0 4px 12px rgba(37,99,235,.3)}.hiw-item h4{margin-bottom:8px;font-size:1rem}.hiw-item p{font-size:.88rem}@media(min-width:768px){.hiw-item:not(:last-child)::after{content:'\2192';position:absolute;top:20px;right:-12px;font-size:1.5rem;color:var(--border)}}.no-results{grid-column:1/-1;text-align:center;padding:40px 16px}.no-results .no-icon{font-size:2.4rem;margin-bottom:11px}.no-results p{color:var(--subtext);font-size:.92rem}.site-footer{background:var(--secondary);margin-top:auto}.footer-main{padding:44px 16px 28px;max-width:1200px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:1fr;gap:28px}.footer-brand .logo{color:#fff;margin-bottom:10px}.footer-brand p{color:rgba(255,255,255,.55);font-size:.85rem;max-width:270px;line-height:1.6}.footer-col h4{color:#fff;font-size:.80rem;font-weight:700;margin-bottom:12px;font-family:var(--system-fonts);text-transform:uppercase;letter-spacing:.06em}.footer-col ul{display:flex;flex-direction:column;gap:7px}.footer-col ul li a{color:rgba(255,255,255,.72);font-size:.85rem;transition:color var(--transition)}.footer-col ul li a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:15px 16px;max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:9px;align-items:center;text-align:center}.footer-bottom p{color:rgba(255,255,255,.5);font-size:.77rem}.footer-links{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}.footer-links a{color:rgba(255,255,255,.65);font-size:.77rem;transition:color var(--transition)}.footer-links a:hover{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:600;font-family:var(--system-fonts);transition:all var(--transition);cursor:pointer;text-decoration:none;white-space:nowrap;border:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 14px rgba(37,99,235,.3);color:#fff}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#047857;transform:translateY(-1px);box-shadow:0 4px 14px rgba(5,150,105,.3);color:#fff}.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff}.btn-lg{padding:13px 28px;font-size:.96rem;border-radius:var(--radius)}.btn-sm{padding:6px 13px;font-size:.78rem}.btn-full{width:100%}.tool-page-hero{background:linear-gradient(135deg,var(--secondary),#1a4fa0,var(--primary));padding:32px 16px 38px;text-align:center;position:relative;overflow:hidden}.tool-page-hero::before{content:'';position:absolute;top:-40%;right:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(37,99,235,.12) 0%,transparent 60%);pointer-events:none}.tool-page-hero h1{color:#fff;margin-bottom:7px;position:relative;z-index:1}.tool-page-hero p{color:rgba(255,255,255,.9);max-width:600px;margin:0 auto;font-size:1.05rem}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:14px;padding:10px 0;flex-wrap:wrap;justify-content:center}.breadcrumb a{color:#a0b4cc;text-decoration:none;transition:color .2s ease}.breadcrumb a:hover{color:#fff;text-decoration:underline}.breadcrumb-sep{color:#6b7f96;font-size:13px;user-select:none}.breadcrumb-current{color:#fff;font-weight:500}.tool-container{background:var(--card);border-radius:var(--radius-lg);border:1.5px solid var(--border);overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:22px;min-height:320px}.tool-head{padding:15px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;background:var(--bg);height:54px}.tool-head .t-icon{font-size:1.25rem;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.tool-head h2{font-size:.98rem;margin:0}.tool-body{padding:20px}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg);min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center}.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary);background:rgba(37,99,235,.03)}.upload-icon{font-size:2.5rem;margin-bottom:10px;display:block}.upload-zone p{font-size:.875rem;color:var(--subtext)}.upload-zone strong{color:var(--primary)}.form-group{margin-bottom:15px}.form-label{display:block;font-size:.83rem;font-weight:600;color:var(--text);margin-bottom:5px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.88rem;color:var(--text);background:var(--card);transition:border-color var(--transition);outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary)}.form-textarea{resize:vertical;min-height:120px;line-height:1.6}.tool-status-card{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius);padding:30px 20px;text-align:center;max-width:480px;margin:0 auto;animation:fadeUp .3s ease-out}.file-info-v2{display:flex;align-items:center;gap:15px;background:var(--card);padding:15px;border-radius:var(--radius-sm);border:1px solid var(--border);text-align:left;margin-bottom:25px}.file-icon-v2{font-size:2rem;width:50px;height:50px;background:var(--bg);display:flex;align-items:center;justify-content:center;border-radius:10px}.file-meta-v2{flex:1;min-width:0}.file-name-v2{font-weight:700;color:var(--text);font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}.file-size-v2{font-size:.8rem;color:var(--subtext)}.action-stack{display:flex;flex-direction:column;gap:10px}.success-badge-v2{width:60px;height:60px;background:var(--success);color:#fff;font-size:2rem;display:flex;align-items:center;justify-content:center;border-radius:50%;margin:0 auto 15px;box-shadow:0 4px 12px rgba(16,185,129,.2)}.file-preview{background:var(--bg);padding:20px;border-radius:var(--radius);border:1.5px solid var(--border);display:flex;flex-direction:column;gap:15px;align-items:center}.preview-info{display:flex;flex-direction:column;align-items:center;gap:5px}#fileName{font-weight:700;color:var(--text)}#fileSize{font-size:.85rem;color:var(--subtext)}.success-msg{color:var(--success);font-weight:700;margin-bottom:10px;display:flex;align-items:center;justify-content:center;gap:8px}.success-msg::before{content:'\2705'}.file-preview-card{background:var(--bg);padding:30px;border-radius:var(--radius);border:1.5px solid var(--border);max-width:400px;margin:0 auto}.notice-bar{margin-top:25px;padding:15px;background:var(--notice-bg);border:1.5px solid var(--notice-border);border-radius:var(--radius-sm);border-left:4px solid var(--error);font-size:.85rem;color:var(--notice-text);line-height:1.6}.tool-tabs{display:flex;gap:5px;background:var(--bg);padding:5px;border-radius:var(--radius);margin-bottom:20px;border:1.5px solid var(--border)}.t-tab{flex:1;padding:10px;text-align:center;font-size:.88rem;font-weight:600;color:var(--subtext);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition);display:flex;align-items:center;justify-content:center;gap:8px}.t-tab:hover{color:var(--text);background:rgba(37,99,235,.05)}.t-tab.active{background:var(--card);color:var(--primary);box-shadow:var(--shadow)}.conversion-diagram{display:flex;align-items:center;justify-content:center;gap:20px;margin:40px 0;padding:30px;background:var(--bg);border-radius:var(--radius);border:1.5px solid var(--border);flex-wrap:wrap}.diag-step{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;z-index:1}.diag-icon{width:60px;height:60px;background:var(--card);border:2px solid var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:var(--shadow)}.diag-label{font-size:.85rem;font-weight:700;color:var(--text)}.diag-arrow{font-size:1.5rem;color:var(--primary);opacity:.5}@media(max-width:600px){.diag-arrow{transform:rotate(90deg)}.conversion-diagram{flex-direction:column}}.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:.875rem;display:flex;align-items:flex-start;gap:8px;margin-bottom:12px}.alert-info{background:var(--alert-info-bg);border:1px solid var(--alert-info-border);color:var(--alert-info-text)}.alert-success{background:var(--alert-success-bg);border:1px solid var(--alert-success-border);color:var(--alert-success-text)}.alert-error{background:var(--alert-error-bg);border:1px solid var(--alert-error-border);color:var(--alert-error-text)}.info-page{max-width:780px;margin:0 auto;padding:44px 16px 60px}.info-page h2{margin:28px 0 10px}.info-page p{margin-bottom:12px;font-size:.94rem}.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}@media(min-width:768px){.features-grid{grid-template-columns:repeat(4,1fr);gap:16px}}.feature-card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);padding:22px 20px;transition:all var(--transition)}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--primary)}.feature-card .f-icon{font-size:2rem;margin-bottom:12px;background:var(--bg);width:54px;height:54px;display:flex;align-items:center;justify-content:center;border-radius:12px;transition:transform var(--transition)}.feature-card:hover .f-icon{transform:scale(1.1)}.feature-card h4{margin-bottom:8px;font-size:1rem;color:var(--text)}.feature-card p{font-size:.85rem;line-height:1.6}.about-hero{background:linear-gradient(135deg,var(--secondary) 0%,#1a4fa0 100%);padding:52px 1.5rem 80px;text-align:center;color:#fff;min-height:300px}.about-hero h1{font-family:var(--system-fonts);font-size:clamp(2rem,6vw,3rem);font-weight:800;margin-bottom:12px;color:#fff}.about-hero p{color:rgba(255,255,255,.9);max-width:600px;margin:0 auto;font-size:1.1rem}.about-body.container{max-width:800px;margin:0 auto;padding:80px 1.5rem 40px}.mission-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:30px}.mission-card{background:var(--card);padding:25px;border-radius:var(--radius);border:1.5px solid var(--border);transition:all var(--transition)}.mission-card:hover{border-color:var(--primary);transform:translateY(-5px);box-shadow:var(--shadow-md)}.mission-card .m-icon{font-size:2rem;margin-bottom:15px}.cat-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.cat-list-item{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;background:var(--bg);border-radius:8px;border:1.5px solid var(--border);color:var(--text);font-weight:600;transition:all .2s}.cat-list-item:hover{border-color:var(--primary);color:var(--primary)}.section-divider{border:0;border-top:1px solid var(--border);margin:40px 0}.team-section{padding:60px 1.5rem 80px;background:var(--bg);border-top:1px solid var(--border)}.team-section-title{text-align:center;margin-bottom:40px}.person-card{background:var(--card);padding:30px;border-radius:var(--radius-lg);border:1.5px solid var(--border);display:flex;flex-direction:column;gap:20px}.person-avatar{width:64px;height:64px;background:var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem}.person-name{font-size:1.25rem;font-weight:800;color:var(--text)}.person-role{font-size:.85rem;font-weight:600;color:var(--accent)}.skill-tags{display:flex;flex-wrap:wrap;gap:8px}.skill-tag{font-size:.75rem;font-weight:600;padding:4px 10px;background:var(--bg);border-radius:6px;border:1px solid var(--border)}.cta-strip.container{padding:60px 1.5rem 40px;text-align:center;border-top:1px solid var(--border)}.page-hero{background:linear-gradient(135deg,var(--secondary) 0%,#1a4fa0 100%);padding:48px 16px 80px;text-align:center;color:#fff;min-height:250px}.page-hero h1{font-family:var(--system-fonts);font-size:clamp(1.75rem,5vw,2.6rem);font-weight:800;margin-bottom:10px;color:#fff}.page-hero p{color:rgba(255,255,255,.9);max-width:600px;margin:0 auto;font-size:1.05rem}.contact-wrap.container{max-width:800px;margin:0 auto;padding:80px 1.5rem 40px}

/* FAQ Section */
.faq-section{margin-top:48px}.faq-section h2{font-size:1.5rem;font-weight:800;color:var(--text);display:flex;align-items:center;gap:15px;margin-bottom:24px}.faq-section h2::before{content:'';display:block;width:6px;height:32px;background:var(--primary);border-radius:10px;flex-shrink:0}.faq-list{display:flex;flex-direction:column;gap:10px}.faq-item{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--transition),box-shadow var(--transition)}.faq-item:hover{border-color:var(--primary);box-shadow:var(--shadow)}.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;background:none;border:none;color:var(--text);font-size:.92rem;font-weight:700;font-family:var(--system-fonts);text-align:left;cursor:pointer;transition:background var(--transition),color var(--transition);line-height:1.4}.faq-q:hover{background:rgba(37,99,235,.06);color:var(--primary)}.faq-arrow{font-size:.7rem;color:var(--subtext);transition:transform .3s ease;flex-shrink:0}.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--primary)}.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}.faq-item.open .faq-a{max-height:600px}.faq-a p{padding:0 18px 16px;font-size:.88rem;color:var(--subtext);line-height:1.7;margin:0}

.contact-form-card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:0 4px 12px rgba(0,0,0,.08);position:relative;overflow:hidden;min-height:400px;contain:layout}.contact-form-card h3{font-size:1.25rem;margin-bottom:8px}.contact-form-card>p{font-size:.9rem;margin-bottom:24px;color:var(--subtext)}.field-row{display:grid;grid-template-columns:1fr;gap:14px}@media(min-width:480px){.field-row{grid-template-columns:repeat(2,1fr)}}.submit-btn{width:100%;padding:13px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;font-family:var(--system-fonts);cursor:pointer;transition:all var(--transition);display:flex;align-items:center;justify-content:center;gap:8px;margin-top:6px}.submit-btn:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 14px rgba(37,99,235,.3)}.submit-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.form-success{display:none;text-align:center;padding:32px 16px}.form-success .success-icon{font-size:3rem;margin-bottom:14px}.form-success h3{margin-bottom:8px;color:var(--success)}.form-success p{font-size:.9rem;max-width:320px;margin:0 auto}.policy-wrap.container{max-width:780px;margin:0 auto;padding:80px 1.5rem 40px}.policy-wrap h2{font-size:1.25rem;font-weight:700;color:var(--text);margin:36px 0 10px;padding-bottom:8px;border-bottom:2px solid var(--border);display:flex;align-items:center;gap:8px}.policy-wrap h2:first-of-type{margin-top:0}.policy-wrap p{font-size:.95rem;color:var(--subtext);line-height:1.8;margin-bottom:14px}.policy-wrap ul{list-style:none;padding:0;margin-bottom:16px}.policy-wrap ul li{display:flex;align-items:flex-start;gap:9px;font-size:.94rem;color:var(--subtext);line-height:1.7;margin-bottom:8px;padding:10px 14px;background:var(--bg);border-radius:var(--radius-sm);border-left:3px solid var(--primary)}.policy-wrap ul li::before{content:'\2713';color:var(--success);font-weight:700;flex-shrink:0;margin-top:1px}.list-prohibited li{border-left-color:var(--error)}.list-prohibited li::before{content:'\2715';color:var(--error)}.policy-highlight{background:rgba(37,99,235,.06);border:1px solid rgba(37,99,235,.15);border-radius:var(--radius);padding:18px 20px;margin-bottom:28px}.policy-highlight p{margin:0;font-size:.93rem;color:var(--primary);font-weight:500}.last-updated{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--border);color:var(--subtext);font-size:.8rem;font-weight:600;padding:5px 13px;border-radius:100px;margin-bottom:32px}a.policy-link{color:var(--primary);font-weight:500;text-decoration:underline;text-underline-offset:3px}a.policy-link:hover{color:var(--primary-dark)}.error-hero{background:linear-gradient(135deg,var(--secondary) 0%,#1a4fa0 100%);padding:64px 16px 72px;text-align:center;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:24px;position:relative;overflow:hidden}.error-hero::before{content:'';position:absolute;top:-80px;right:-80px;width:350px;height:350px;background:radial-gradient(circle,rgba(249,115,22,.15) 0%,transparent 70%);pointer-events:none}.error-content{position:relative;z-index:1;max-width:540px}.error-code{font-family:var(--system-fonts);font-size:clamp(4rem,15vw,8rem);font-weight:800;color:var(--accent);line-height:1;margin-bottom:10px;text-shadow:0 4px 24px rgba(249,115,22,.3)}.error-hero h1{color:#fff;font-size:clamp(1.4rem,4vw,2rem);margin-bottom:12px}.error-hero p{color:rgba(255,255,255,.72);font-size:clamp(.87rem,2.5vw,1rem);max-width:400px;margin:0 auto 24px}.error-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.error-actions .btn-outline{border-color:rgba(255,255,255,.4);color:#fff!important}.error-actions .btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff!important}.error-deco{position:relative;z-index:1;font-size:clamp(3rem,10vw,5rem);opacity:.25;animation:float 4s ease-in-out infinite}.error-links{padding:48px 0 64px;text-align:center}.el-title{color:var(--subtext);font-size:.80rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;margin-bottom:18px}.el-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;max-width:560px;margin:0 auto}.el-card{display:flex;align-items:center;gap:10px;padding:13px 16px;background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);font-size:.82rem;font-weight:600;color:var(--text);text-decoration:none;transition:border-color .18s,box-shadow .18s}.el-card:hover{border-color:var(--primary);box-shadow:var(--shadow);color:var(--primary)}.el-icon{font-size:1.1rem;flex-shrink:0}@media(min-width:500px){.el-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:768px){.el-grid{grid-template-columns:repeat(6,1fr)}}#cookieConsent{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);width:calc(100% - 32px);max-width:720px;z-index:9999;background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:24px;animation:ccSlideUp .4s cubic-bezier(.16,1,.3,1)}.cc-inner{display:flex;align-items:flex-start;gap:20px}.cc-icon{width:48px;height:48px;background:rgba(37,99,235,.08);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.cc-body{flex:1}.cc-title{font-family:var(--system-fonts);font-size:1rem;font-weight:700;color:var(--text);margin-bottom:6px}#cookieConsent p{color:var(--subtext);font-size:.88rem;line-height:1.6;margin:0}#cookieConsent a{color:var(--primary);text-decoration:underline;text-underline-offset:2px}.cc-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-top:4px}.cc-btn{padding:10px 18px;border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;cursor:pointer;transition:all var(--transition);border:none;font-family:var(--system-fonts);white-space:nowrap;text-align:center}.cc-accept{background:var(--primary);color:#fff}.cc-accept:hover{background:var(--primary-dark);transform:translateY(-1px)}.cc-decline{background:transparent;color:var(--subtext);border:1.5px solid var(--border)}.cc-decline:hover{border-color:var(--text);color:var(--text);background:var(--bg)}.cc-link{background:none;color:var(--subtext);font-size:.82rem;text-decoration:none;padding:10px 4px}.cc-link:hover{color:var(--primary)}.cc-fade{opacity:0;transform:translate(-50%,10px)!important;transition:all .3s ease}@media(max-width:640px){#cookieConsent{bottom:12px;padding:14px;border-radius:var(--radius)}.cc-inner{flex-direction:row;align-items:center;gap:10px}.cc-icon{width:34px;height:34px;font-size:1rem;border-radius:8px}.cc-title{font-size:.85rem;margin-bottom:3px}#cookieConsent p{font-size:.75rem;line-height:1.4}.cc-actions{flex-direction:column;gap:5px;margin-top:0;flex-shrink:0}.cc-btn{padding:6px 12px;font-size:.72rem;min-width:70px;flex:none;width:100%}.cc-link{display:none}}@media(max-width:480px){#cookieConsent{padding:12px;bottom:10px;width:calc(100% - 20px)}.cc-icon{display:none}.cc-inner{gap:8px}.cc-title{font-size:.8rem}#cookieConsent p{font-size:.7rem}.cc-btn{padding:5px 10px;font-size:.68rem;min-width:60px}}@media(min-width:768px){.tools-section{content-visibility:auto;contain-intrinsic-size:1px 600px}.features-grid{content-visibility:auto;contain-intrinsic-size:1px 300px}}@media(max-width:767px){#popularGrid{min-height:520px}#toolsGrid{min-height:1200px}.hero{min-height:380px;contain:layout}}@media(min-width:768px){.container{padding:0 24px}.header-inner{padding:0 24px}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}.footer-bottom{flex-direction:row;justify-content:space-between;text-align:left}.trust-sep{display:inline}.main-content{padding-bottom:80px}}@media(min-width:1024px){.container{padding:0 32px}.header-inner{padding:0 32px}}@media(max-width:767px){.trust-sep{display:none}}.section-bg-card{background:var(--card);border-top:1px solid var(--border)}.section-bg-bg{background:var(--bg);border-top:1px solid var(--border)}.result-area{text-align:center;padding:20px;background:var(--bg);border-radius:var(--radius);margin-top:20px}.res-main{font-size:3rem;font-weight:800;color:var(--primary);font-family:var(--system-fonts);line-height:1;margin-bottom:8px}.res-label{font-size:.8rem;font-weight:700;color:var(--subtext);text-transform:uppercase;letter-spacing:.1em}.result-container-hidden{display:none;margin-top:15px}.result-area-alt{padding:20px;background:var(--bg);border-radius:var(--radius);border:1.5px solid var(--border);text-align:center}.res-main-large{font-size:2.5rem;font-weight:800;color:var(--primary);word-break:break-all}.res-label-sub{font-size:.85rem;font-weight:700;color:var(--subtext);text-transform:uppercase;margin-top:5px}.results-display{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius);padding:25px;margin-top:10px}.res-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.res-row:last-child{border-bottom:none;padding-bottom:0}.res-row .res-label{font-weight:600;font-size:.95rem}.res-value{font-weight:800;font-size:1.4rem;color:var(--text)}.res-value.highlight{color:var(--primary);font-size:1.8rem}.results-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.results-grid-1{grid-template-columns:1fr}@media(min-width:600px){.results-grid-4{grid-template-columns:repeat(4,1fr)}}.res-card{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:15px;text-align:left;min-width:0;overflow-wrap:break-word;word-break:break-word;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}.res-card .res-val{font-size:1.3rem;font-weight:800;color:var(--primary);overflow-wrap:break-word;word-break:break-word;line-height:1.3}.res-card .res-lbl{font-size:.7rem;font-weight:700;color:var(--subtext);text-transform:uppercase;margin-top:4px;letter-spacing:.04em}.code-editor{min-height:250px;font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace!important;background-color:var(--bg);color:var(--text);padding:16px;tab-size:4;white-space:pre;overflow-wrap:normal;overflow-x:auto;border:1.5px solid var(--border);line-height:1.5;transition:var(--theme-transition)}.code-editor:focus{background-color:var(--card);border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.panel-bg-styled{background:var(--bg);padding:16px;border-radius:var(--radius);border:1.5px solid var(--border)}.panel-title-caps{font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;color:var(--subtext)}.card-white-bordered{background:var(--card);padding:20px;border-radius:var(--radius);border:1.5px solid var(--border)}.results-display-area{background:var(--bg);padding:20px;border-radius:var(--radius);border:1.5px solid var(--border)}.res-row-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.res-row-item:last-child{border-bottom:none}.res-row-lbl{font-size:.9rem;font-weight:600;color:var(--subtext)}.res-row-val{font-size:1.1rem;font-weight:800;color:var(--text)}.res-row-val.highlight{color:var(--primary);font-size:1.4rem}.results-grid-responsive{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}.res-card-styled{background:var(--bg);padding:15px;border-radius:var(--radius-sm);border:1.5px solid var(--border);text-align:left;min-width:0;overflow-wrap:break-word;word-break:break-word;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}.res-val-large{font-size:1.4rem;font-weight:800;color:var(--primary);overflow-wrap:break-word;word-break:break-word;line-height:1.3}.res-lbl-caps{font-size:.75rem;font-weight:700;color:var(--subtext);text-transform:uppercase}.input-grid-responsive{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:15px;margin-bottom:20px}.flex-col-gap-20{display:flex;flex-direction:column;gap:20px}.flex-gap-10{display:flex;gap:10px}
.flex-gap-10-wrap{display:flex;gap:10px;flex-wrap:wrap}
.status-text-primary{font-weight:600;color:var(--primary)}.min-h-200{min-height:200px}.min-h-250{min-height:250px}.stats-grid-responsive{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}.stat-card-styled{background:var(--bg);padding:15px;border-radius:var(--radius-sm);border:1.5px solid var(--border);text-align:left;min-width:0;overflow-wrap:break-word;word-break:break-word;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}.stat-val-large{font-size:1.5rem;font-weight:800;color:var(--primary);overflow-wrap:break-word;word-break:break-word;line-height:1.3}.stat-lbl-caps{font-size:.75rem;font-weight:700;color:var(--subtext);text-transform:uppercase}.hero-badge-styled{margin-bottom:14px;display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.9);font-size:.77rem;font-weight:600;padding:5px 14px;border-radius:100px;backdrop-filter:blur(6px);will-change:transform}.hero-badge-in{margin-bottom:16px;display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:rgba(255,255,255,.95);font-size:.77rem;font-weight:600;padding:5px 14px;border-radius:100px}.grid-reference-map{display:grid;grid-template-columns:repeat(auto-fill,minmax(60px,1fr));gap:10px;text-align:center}.ref-item-box{padding:8px;background:var(--bg);border-radius:6px;font-size:.8rem}.result-textarea-pro{background:#f8fafc!important;font-weight:600;font-size:1.1rem}

/* === MINI TOOL SECTION === */
.mini-tool-section{padding:20px 0 0}.mini-tool-card{background:linear-gradient(135deg,var(--card),rgba(37,99,235,.03));border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-md);max-width:620px;margin:0 auto;position:relative;overflow:hidden;transition:box-shadow var(--transition)}.mini-tool-card:hover{box-shadow:var(--shadow-lg)}.mini-tool-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}.mini-tool-header{display:flex;align-items:center;gap:14px;margin-bottom:18px}.mini-tool-icon{width:44px;height:44px;background:rgba(37,99,235,.1);border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.mini-tool-title{font-size:1rem;font-weight:700;color:var(--text);margin:0}.mini-tool-desc{font-size:.78rem;color:var(--subtext);margin:2px 0 0}.mini-tool-body{padding:12px 0}.mini-input-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.mini-label{font-size:.85rem;font-weight:600;color:var(--subtext)}.mini-input{width:90px;padding:9px 11px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:1rem;font-weight:700;color:var(--text);background:var(--card);text-align:center;transition:border-color var(--transition),box-shadow var(--transition)}.mini-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1);outline:none}.mini-result-wrap{display:flex;align-items:center;gap:12px;margin-top:16px;padding:14px 18px;background:var(--bg);border-radius:var(--radius);border:1.5px solid var(--border)}.mini-result-label{font-size:1.2rem;font-weight:800;color:var(--subtext)}.mini-result{font-size:1.6rem;font-weight:800;color:var(--primary);font-family:var(--system-fonts);line-height:1;word-break:break-all}.mini-tool-footer{padding-top:14px;border-top:1px solid var(--border);display:flex;justify-content:flex-end}.mini-tool-footer .btn{font-size:.78rem}@media(max-width:480px){.mini-input-group{flex-direction:column;align-items:stretch}.mini-input{width:100%}.mini-result{font-size:1.3rem}}

/* === CATEGORY SHOWCASE === */
.cat-showcase{padding:30px 0}.showcase-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-top:20px}.showcase-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:24px 16px;background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.showcase-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--sc-color,#2563eb);opacity:.6;transition:opacity .25s ease}.showcase-card:hover{transform:translateY(-6px);box-shadow:0 10px 25px rgba(0,0,0,.08);border-color:var(--sc-color,#2563eb)}.showcase-card:hover::before{opacity:1}.showcase-card:hover .sc-icon{transform:scale(1.15) rotate(-5deg)}.sc-icon{font-size:2rem;transition:transform .25s ease}.sc-name{font-size:.82rem;font-weight:700;color:var(--text);text-align:center;line-height:1.3}.sc-count{font-size:.7rem;font-weight:600;color:var(--subtext);text-transform:uppercase;letter-spacing:.03em}

/* === STAR FAVORITES === */
.fav-star{position:absolute;top:8px;right:8px;font-size:1rem;cursor:pointer;z-index:2;padding:4px;border-radius:6px;transition:all var(--transition);line-height:1;background:var(--bg);width:26px;height:26px;display:flex;align-items:center;justify-content:center;opacity:0}.tool-card:hover .fav-star,.fav-star.active{opacity:1}.fav-star:hover{transform:scale(1.2);background:var(--card);box-shadow:var(--shadow)}.fav-star.active{opacity:1}.no-favs{display:block}.hero-actions{margin-top:24px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* === QUICK CONVERT === */
.qc-tabs{display:flex;gap:6px;margin-bottom:16px}.qc-tab{padding:6px 16px;border-radius:20px;font-size:.8rem;font-weight:600;font-family:var(--system-fonts);background:var(--bg);color:var(--subtext);border:1.5px solid var(--border);cursor:pointer;transition:all var(--transition)}.qc-tab:hover{border-color:var(--primary);color:var(--primary)}.qc-tab.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 2px 8px rgba(37,99,235,.2)}.qc-converter{display:flex;flex-direction:column;gap:12px}.qc-row{display:flex;align-items:center;gap:10px}.qc-input{flex:1;min-width:0;width:auto}.qc-select{padding:9px 11px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;color:var(--text);background:var(--card);cursor:pointer;transition:border-color var(--transition);outline:none;min-width:80px}.qc-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.qc-eq{text-align:center;font-size:1.2rem;font-weight:800;color:var(--subtext);line-height:1}@media(max-width:480px){.qc-row{flex-direction:column;align-items:stretch}.qc-select{min-width:auto}}

/* === GENERAL PAGE FIXES === */
#favSection .tools-grid{min-height:60px}

/* === VISUAL ENHANCEMENTS v2 — Zero Performance Impact === */
html{scroll-behavior:smooth;scroll-padding-top:75px}::selection{background:rgba(37,99,235,.2);color:inherit}.hero h1 em{background:linear-gradient(135deg,#f97316,#f59e0b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero::before{animation:heroAmbient 8s ease-in-out infinite alternate}.hero h1{letter-spacing:-.02em}.hero-content>p{letter-spacing:.01em}.btn:active,.submit-btn:active,.tool-card:active{transform:scale(.97)}.tool-card:active{transform:scale(.97) translateY(-4px)}.tool-name{letter-spacing:-.01em}.tool-card:hover{box-shadow:var(--shadow-lg),0 0 30px rgba(37,99,235,.08)}.breadcrumb a{transition:color .2s ease,text-shadow .2s ease}.breadcrumb a:hover{text-shadow:0 0 8px rgba(255,255,255,.15)}.tool-container{box-shadow:var(--shadow-md),inset 0 1px 0 rgba(255,255,255,.05)}.tool-container:hover{box-shadow:var(--shadow-lg),inset 0 1px 0 rgba(255,255,255,.05)}.feature-card .f-icon{background:linear-gradient(135deg,var(--bg),var(--card));border:1px solid var(--border)}.feature-card:hover .f-icon{background:linear-gradient(135deg,rgba(37,99,235,.06),var(--bg));border-color:var(--primary)}.feature-card h4{letter-spacing:-.01em}.section-title{letter-spacing:-.02em}input:focus,textarea:focus,select:focus,.form-input:focus,.form-select:focus,.form-textarea:focus{box-shadow:0 0 0 3px rgba(37,99,235,.1)}.search-bar:focus{box-shadow:0 0 0 4px rgba(249,115,22,.12),var(--shadow-md)}.upload-zone.dragover{animation:searchPulse 1.2s ease infinite}.t-tab.active{transform:translateY(-1px)}.badge{transition:all var(--transition)}.badge:hover{transform:translateY(-1px)}.....hero-badge{animation:fadeUp .4s ease forwards;opacity:0}.search-wrap{animation:fadeUp .5s ease forwards;opacity:0;animation-delay:.15s}.footer-links a{position:relative}.footer-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1.5px;background:var(--primary);transition:width .25s ease}.footer-links a:hover::after{width:100%}.site-footer{position:relative}.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent),var(--accent2))}@keyframes heroAmbient{0%{opacity:.6;transform:scale(1)}100%{opacity:1;transform:scale(1.08)}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.hero-stat,.hero-badge,.search-wrap{animation:none!important;opacity:1!important}}