:root{--bg:#07111d;--bg2:#0b1727;--panel:#101d2f;--panel2:#14243a;--line:#283c58;--text:#f4f7fb;--muted:#9bacbf;--a:#38d6c7;--b:#7d76ff;--warn:#ffbd59;--danger:#ff617d;--ok:#48df94;--shadow:0 20px 60px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--text);font-family:Arial,Helvetica,sans-serif;line-height:1.55;background:radial-gradient(circle at 10% 5%,rgba(125,118,255,.17),transparent 25%),radial-gradient(circle at 90% 18%,rgba(56,214,199,.12),transparent 24%),linear-gradient(180deg,var(--bg),var(--bg2))}a{color:inherit}button,input,select{font:inherit}.container{width:min(1220px,calc(100% - 30px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.06);background:rgba(7,17,29,.86);backdrop-filter:blur(16px)}.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:800;font-size:20px}.brand-logo{width:42px;height:42px;border-radius:14px;background:conic-gradient(var(--a),var(--b),var(--danger),var(--a));position:relative;box-shadow:0 0 28px rgba(56,214,199,.25)}.brand-logo:after{content:"";position:absolute;inset:9px;border-radius:9px;background:#0b1625}.nav{display:flex;gap:18px;align-items:center}.nav a{color:var(--muted);text-decoration:none;font-size:14px}.nav a:hover{color:var(--text)}.lang{padding:7px 10px;border:1px solid var(--line);border-radius:9px}.breadcrumbs{padding:18px 0;color:var(--muted);font-size:13px}.breadcrumbs a{text-decoration:none}
.hero{padding:66px 0 55px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}.eyebrow{margin:0 0 12px;color:var(--a);font-weight:800;text-transform:uppercase;letter-spacing:.1em;font-size:12px}.hero h1,.page-title{margin:0;font-size:clamp(40px,6vw,72px);line-height:1.03;letter-spacing:-.045em}.hero p,.lead{max-width:760px;color:var(--muted);font-size:19px}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:12px;padding:13px 17px;font-weight:800;text-decoration:none;cursor:pointer}.btn-primary{background:linear-gradient(135deg,var(--a),#26a8d3);color:#06212a}.btn-secondary{background:#172941;border:1px solid var(--line);color:var(--text)}
.hero-card,.panel,.tool-card,.info-card,.guide-card{background:rgba(16,29,47,.9);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.hero-card{padding:23px}.meter-demo{height:160px;display:flex;align-items:end;gap:7px;padding:18px;border-radius:16px;background:#091321}.meter-demo i{flex:1;border-radius:5px 5px 2px 2px;background:linear-gradient(var(--b),var(--a));animation:m 1.8s ease-in-out infinite}.meter-demo i:nth-child(2n){animation-delay:.2s}.meter-demo i:nth-child(3n){animation-delay:.4s}@keyframes m{50%{transform:scaleY(.55);opacity:.7}}
.section{padding:62px 0}.section-head{margin-bottom:28px}.section-head h2{margin:0;font-size:clamp(30px,4vw,48px)}.section-head p{color:var(--muted);max-width:760px}.cluster-block{margin-bottom:36px}.cluster-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:16px}.cluster-title h2{margin:0}.cluster-title a{color:var(--a);text-decoration:none}.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.tool-card,.guide-card{padding:21px;text-decoration:none;transition:.2s}.tool-card:hover,.guide-card:hover{transform:translateY(-3px);border-color:#426383}.tool-icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(56,214,199,.18),rgba(125,118,255,.18));font-size:23px}.tool-card h3,.guide-card h3{margin:15px 0 7px}.tool-card p,.guide-card p{margin:0;color:var(--muted);font-size:14px}
.tool-page{padding:20px 0 70px}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:18px}.panel{overflow:hidden}.panel-head{padding:18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;align-items:center}.panel-head h1,.panel-head h2{margin:0}.panel-head p{margin:4px 0 0;color:var(--muted);font-size:13px}.upload{display:grid;justify-items:center;gap:8px;padding:42px 20px;border:1px dashed #4a6482;border-radius:18px;background:#0d192a;cursor:pointer;text-align:center}.upload.drag{border-color:var(--a);background:rgba(56,214,199,.07)}.upload input{display:none}.upload strong{font-size:21px}.upload span{color:var(--muted)}.workspace{display:none}.wave-wrap{padding:18px}.wave-wrap canvas{width:100%;height:290px;background:#091321;border:1px solid var(--line);border-radius:14px}.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;color:var(--muted);font-size:12px}.legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:11px;padding:0 18px 18px}.stat{padding:14px;border:1px solid var(--line);border-radius:13px;background:#122036}.stat span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.stat strong{font-size:20px}.issues{padding:0 18px 18px}.issue{padding:12px 0;border-top:1px solid var(--line)}.issue strong{display:block}.issue p{margin:3px 0 0;color:var(--muted);font-size:13px}.side{padding:18px;align-self:start;position:sticky;top:90px}.side h2{margin:0 0 14px}.control{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line)}.control small{display:block;color:var(--muted);margin-top:3px}.control input{accent-color:var(--a)}.control select{background:#0b1626;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:8px;width:116px}.actions{display:grid;gap:9px;margin-top:16px}.progress{display:none;height:8px;margin-top:12px;border-radius:999px;overflow:hidden;background:#091321}.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--a),var(--b))}.notice{margin-top:13px;color:var(--muted);font-size:12px}.content-block{margin-top:18px;padding:24px}.content-block h2{margin-top:0}.content-block p,.content-block li{color:var(--muted)}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related-grid a{display:block;padding:15px;border:1px solid var(--line);border-radius:13px;text-decoration:none;background:#122036}.article{max-width:860px}.article h1{font-size:clamp(38px,5vw,62px);line-height:1.08}.article h2{margin-top:42px}.article p,.article li{color:var(--muted)}.faq details{padding:17px 0;border-top:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:800}.site-footer{padding:28px 0;border-top:1px solid var(--line);color:var(--muted)}
@media(max-width:950px){.hero-grid,.tool-layout{grid-template-columns:1fr}.tools-grid,.related-grid{grid-template-columns:repeat(2,1fr)}.side{position:static}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.nav a:not(.lang){display:none}.tools-grid,.stats,.related-grid{grid-template-columns:1fr}.hero{padding-top:44px}.cluster-title{align-items:start;flex-direction:column}}