:root{
  --bg:#07111f;--panel:#0e2035;--panel2:#122943;--text:#f4f8ff;--muted:#a9bad1;
  --line:rgba(255,255,255,.11);--a:#4fd1c5;--b:#60a5fa;--good:#34d399;
  --warn:#fbbf24;--bad:#fb7185;--shadow:0 24px 70px rgba(0,0,0,.35);--radius:22px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--text);font:15px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(circle at 8% 8%,rgba(79,209,197,.17),transparent 30%),radial-gradient(circle at 92% 18%,rgba(96,165,250,.17),transparent 28%),linear-gradient(145deg,#06101c,#0a1728 58%,#07111f)}
a{color:#8cc8ff;text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}.shell{width:min(1120px,calc(100% - 32px));margin:auto;padding:24px 0 48px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px;padding:13px 16px;border:1px solid var(--line);border-radius:16px;background:rgba(8,24,41,.86);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:850}.brand-mark{display:grid;place-items:center;width:35px;height:35px;border-radius:11px;background:linear-gradient(135deg,var(--a),var(--b));color:#041018}.nav{display:flex;flex-wrap:wrap;gap:13px}.nav a{color:#cbd9eb;font-size:13px}.nav a[aria-current="page"]{color:#fff;font-weight:800}.hero{position:relative;overflow:hidden;padding:38px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(135deg,rgba(15,35,59,.96),rgba(9,25,44,.9));box-shadow:var(--shadow)}.hero:after{content:"";position:absolute;width:290px;height:290px;right:-80px;top:-115px;border-radius:50%;background:linear-gradient(135deg,rgba(79,209,197,.24),rgba(96,165,250,.04))}.eyebrow{position:relative;z-index:1;display:inline-block;padding:7px 12px;border:1px solid rgba(79,209,197,.25);border-radius:999px;color:#c7fff9;background:rgba(79,209,197,.09);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.hero h1{position:relative;z-index:1;max-width:820px;margin:15px 0 0;font-size:clamp(38px,7vw,66px);line-height:1.02;letter-spacing:-.045em}.hero h1 span,.gradient{color:transparent;background:linear-gradient(90deg,#70e6dc,#7cb9ff);background-clip:text;-webkit-background-clip:text}.hero p{position:relative;z-index:1;max-width:790px;margin:18px 0 0;color:var(--muted);font-size:17px}.badges{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:9px;margin-top:23px}.badge{padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:#d8e6f8;background:rgba(255,255,255,.035);font-size:12px;font-weight:750}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:22px}.card{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(14,31,52,.9);box-shadow:0 16px 46px rgba(0,0,0,.22)}.wide{grid-column:1/-1}.heading{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}.heading-icon{display:grid;place-items:center;flex:0 0 45px;width:45px;height:45px;border:1px solid rgba(79,209,197,.2);border-radius:14px;background:linear-gradient(135deg,rgba(79,209,197,.16),rgba(96,165,250,.12));font-style:normal;font-size:20px}.heading h2{margin:0;font-size:21px}.heading p{margin:3px 0 0;color:var(--muted);font-size:14px}label{display:block;margin-bottom:8px;font-weight:750;color:#dce9fa}.row{display:flex;gap:10px}input{min-width:0;width:100%;padding:13px 14px;border:1px solid rgba(255,255,255,.14);border-radius:13px;outline:0;color:var(--text);background:rgba(4,14,25,.65)}input:focus{border-color:rgba(79,209,197,.75);box-shadow:0 0 0 4px rgba(79,209,197,.1)}input::placeholder{color:#71839b}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border:0;border-radius:13px;cursor:pointer;color:#041018;background:linear-gradient(135deg,var(--a),#73b7ff);font-weight:800;white-space:nowrap}.btn:hover,button:hover{filter:brightness(1.06);text-decoration:none}.btn:disabled,button:disabled{opacity:.55;cursor:not-allowed}.secondary{color:#dce9fa;border:1px solid var(--line);background:rgba(255,255,255,.055)}.danger{color:#fff;background:linear-gradient(135deg,#fb7185,#f43f5e)}.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}.chips button{padding:5px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:transparent;font-size:12px;font-weight:500}.result{display:none;margin-top:17px;padding:15px;border:1px solid var(--line);border-radius:15px;background:rgba(5,17,30,.68)}.result.show{display:block}.result-head{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;font-size:13px;font-weight:850;text-transform:uppercase;letter-spacing:.05em}.status{padding:4px 8px;border-radius:999px;font-size:11px;text-transform:none;letter-spacing:0}.ok{color:#b9ffe2;background:rgba(52,211,153,.13)}.warn{color:#ffe9a8;background:rgba(251,191,36,.13)}.bad{color:#ffc2ce;background:rgba(251,113,133,.13)}.records{display:grid;gap:8px}.record{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px;border:1px solid rgba(255,255,255,.07);border-radius:11px;background:rgba(255,255,255,.025)}.record-value{overflow-wrap:anywhere;font:13px ui-monospace,SFMono-Regular,Menlo,monospace}.record-type{margin-right:7px;color:var(--a);font:900 11px Inter,sans-serif}.copy{padding:5px 8px;color:var(--muted);border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.035);font-size:12px}.message{margin:0;color:var(--muted);font-size:13px}.converter{display:grid;grid-template-columns:1fr 1fr;gap:20px}.outputs{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px}.outputs div{min-width:0;padding:11px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:rgba(4,14,25,.58)}.outputs small{display:block;margin-bottom:4px;color:var(--muted);font-weight:750;text-transform:uppercase}.outputs code{display:block;overflow-wrap:anywhere;color:#dffefa;font-size:12px}.error{min-height:20px;margin:8px 0 0;color:#ffc2ce;font-size:13px}.notice{display:flex;gap:12px;margin-top:20px;padding:17px 19px;border:1px solid rgba(96,165,250,.18);border-radius:16px;color:var(--muted);background:rgba(96,165,250,.06);font-size:13px}.notice strong{color:#dce9fa}.ad-placeholder{display:grid;place-items:center;min-height:94px;margin-top:20px;padding:15px;border:1px dashed rgba(255,255,255,.2);border-radius:16px;color:#8092a9;background:rgba(255,255,255,.02);font-size:12px;text-align:center}.content{margin-top:22px;padding:30px;border:1px solid var(--line);border-radius:22px;background:rgba(14,31,52,.9);box-shadow:0 16px 46px rgba(0,0,0,.18)}.content h1{margin-top:0;font-size:clamp(30px,5vw,47px);line-height:1.08}.content h2{margin-top:30px;font-size:24px}.content h3{margin-top:23px}.content p,.content li{color:#c8d5e5}.content ul,.content ol{padding-left:22px}.content code{padding:.12em .35em;border-radius:5px;background:#06111e;color:#cffff8}.callout{padding:16px 18px;border-left:4px solid var(--a);border-radius:10px;background:rgba(79,209,197,.07);color:#cfe7e5}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:20px}.guide-card{display:block;padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025)}.guide-card:hover{border-color:rgba(79,209,197,.36);text-decoration:none}.guide-card strong{display:block;color:#fff;font-size:16px}.guide-card span{display:block;margin-top:5px;color:var(--muted);font-size:13px}.footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding:24px 4px 0;color:#7f91a8;font-size:12px}.footer-links{display:flex;flex-wrap:wrap;gap:13px}.toast{position:fixed;right:18px;bottom:18px;z-index:20;padding:11px 14px;border:1px solid rgba(79,209,197,.28);border-radius:12px;color:#dffefa;background:#10283a;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}.toast.show{opacity:1;transform:none}.login-wrap{display:grid;place-items:center;min-height:72vh}.login-card{width:min(460px,100%);padding:28px;border:1px solid var(--line);border-radius:22px;background:rgba(14,31,52,.94);box-shadow:var(--shadow)}.login-card h1{margin:0}.login-card p{color:var(--muted)}.form-stack{display:grid;gap:14px}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.metric{padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025)}.metric small{display:block;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.metric strong{display:block;margin-top:7px;font-size:20px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:11px;border-bottom:1px solid var(--line);text-align:left}.table th{color:#fff}.table td{color:#c8d5e5}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:880px){.guide-grid,.dashboard-grid{grid-template-columns:1fr 1fr}}@media(max-width:800px){.grid,.converter{grid-template-columns:1fr}.wide{grid-column:auto}.hero{padding:28px 23px}.topbar{align-items:flex-start;flex-direction:column}.nav{gap:10px}}@media(max-width:560px){.shell{width:calc(100% - 20px);padding-top:12px}.row{flex-direction:column}.row button{width:100%}.outputs,.guide-grid,.dashboard-grid{grid-template-columns:1fr}.card,.content{padding:20px}.hero h1{font-size:39px}}
.dashboard-head{display:flex;justify-content:space-between;align-items:center;gap:16px}
@media(max-width:560px){.dashboard-head{align-items:stretch;flex-direction:column}.dashboard-head button{width:100%}}