:root{
  --bg:#0b0d12; --bg-2:#11141b; --panel:#fff; --ink:#0b0d12; --muted:#6b7280;
  --line:#e5e7eb; --line-2:#1f2430;
  --brand:#6d5cff; --brand-2:#22d3ee; --brand-3:#f472b6;
  --grad:linear-gradient(135deg,#6d5cff 0%,#22d3ee 60%,#f472b6 100%);
  --shadow:0 10px 30px -10px rgba(109,92,255,.25);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;color:var(--ink);background:#f7f7fb;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4{margin:0 0 .4em;letter-spacing:-.01em}
h1{font-size:1.9rem}h2{font-size:1.4rem}h3{font-size:1.05rem}
p{line-height:1.55;color:#374151}
.muted{color:var(--muted);font-size:.92rem}
.small{font-size:.85rem}
.center{text-align:center}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem;white-space:pre-wrap;word-break:break-word}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.65rem 1rem;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:600;font-size:.92rem;transition:transform .12s ease, box-shadow .2s ease, background .2s}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--grad);color:#fff;border:none;box-shadow:var(--shadow)}
.btn.ghost{background:#fff}
.btn.danger{color:#b91c1c;border-color:#fecaca}
.btn.lg{padding:.9rem 1.4rem;font-size:1rem;border-radius:12px}
.btn.small{padding:.4rem .65rem;font-size:.8rem}
.btn.block{width:100%;justify-content:center}

/* Landing */
.landing{background:#fff;color:var(--ink)}
.lp-nav{position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:10}
.lp-nav-inner{max-width:1180px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.2rem}
.lp-nav nav{display:flex;gap:.6rem;align-items:center}
.brand{display:inline-flex;align-items:center;gap:.5rem;font-weight:800;font-size:1.05rem}
.logo{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--grad);color:#fff}
.hero{padding:5rem 1.2rem 3rem;background:radial-gradient(1200px 600px at 80% -10%,rgba(109,92,255,.18),transparent 60%),radial-gradient(1000px 500px at -10% 30%,rgba(34,211,238,.15),transparent 60%)}
.hero-inner{max-width:1100px;margin:auto;text-align:center}
.pill{display:inline-block;padding:.4rem .8rem;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.85rem;color:#4b5563}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.08;margin:1rem 0;letter-spacing:-.02em}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:1.1rem;color:#4b5563;max-width:720px;margin:0 auto 1.6rem}
.cta-row{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap}
.hero-art{margin-top:3rem;display:flex;justify-content:center}
.card-glass{max-width:720px;background:rgba(255,255,255,.7);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:18px;padding:1.2rem;box-shadow:var(--shadow);text-align:left}
.arrow{text-align:center;font-size:1.4rem;color:var(--brand);margin:.4rem 0}
.section{max-width:1180px;margin:auto;padding:4rem 1.2rem}
.section.dark{background:#0b0d12;color:#e5e7eb;max-width:none;margin:0;padding:4rem 1.2rem}
.section.dark h2{text-align:center;color:#fff}
.section.dark .card{background:#11141b;border-color:#1f2430;color:#e5e7eb}
.section.dark .card.hi{background:linear-gradient(180deg,#1a1830,#11141b);border-color:#2a2350}
.section h2{text-align:center;margin-bottom:2rem;font-size:1.8rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
@media (max-width:880px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;transition:transform .15s, box-shadow .2s}
.section .card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.card .ico{font-size:1.6rem;margin-bottom:.4rem}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}
.chip{display:inline-block;padding:.45rem .8rem;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.88rem}
.cta-final{text-align:center;padding:5rem 1.2rem;background:var(--grad);color:#fff}
.cta-final h2{color:#fff;font-size:2rem}
.cta-final .btn.primary{background:#fff;color:#111}
.lp-foot{display:flex;justify-content:space-between;padding:1.2rem;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;flex-wrap:wrap;gap:.6rem}

/* Auth pages */
.auth-page{min-height:100vh;display:grid;place-items:center;padding:1rem;background:radial-gradient(800px 400px at 10% 0%,rgba(109,92,255,.15),transparent 60%),#f7f7fb}
.auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.8rem;box-shadow:var(--shadow)}
.auth-card .brand{margin-bottom:1rem}
.auth-card h1{font-size:1.5rem}
.auth-card label{display:block;margin:.7rem 0 .3rem;font-size:.88rem;font-weight:600}
input,select,textarea{width:100%;padding:.7rem .85rem;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.95rem;background:#fff;color:var(--ink);transition:border .15s, box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(109,92,255,.15)}
textarea{resize:vertical;min-height:90px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
label.inline{display:inline-flex;align-items:center;gap:.4rem;font-weight:400;color:#4b5563}

/* Flash */
.flash{margin:0 0 1rem;padding:.8rem 1rem;border-radius:10px;font-weight:600}
.flash-ok{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.flash-err{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}

/* App layout */
.app{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:#0b0d12;color:#cbd5e1;padding:1.2rem 1rem;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;border-right:1px solid #1f2430}
.sidebar .brand{color:#fff;padding:0 .4rem 1rem}
.sidebar nav{display:flex;flex-direction:column;gap:.15rem;flex:1}
.sidebar nav a{display:block;padding:.6rem .8rem;border-radius:10px;color:#cbd5e1;font-size:.93rem}
.sidebar nav a:hover{background:#11141b;color:#fff}
.sidebar nav a.active{background:linear-gradient(135deg,rgba(109,92,255,.25),rgba(34,211,238,.18));color:#fff}
.side-foot{margin-top:1rem;border-top:1px solid #1f2430;padding-top:.8rem}
.user-chip{display:flex;align-items:center;gap:.6rem;padding:.4rem .2rem}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700}
.u-name{color:#fff;font-weight:600;font-size:.9rem}
.u-mail{color:#94a3b8;font-size:.78rem}
.logout-btn{display:block;text-align:center;margin-top:.6rem;padding:.5rem;border-radius:8px;background:#11141b;color:#cbd5e1;font-size:.85rem}
.logout-btn:hover{background:#1f2430;color:#fff}
.main{padding:1.6rem;max-width:1100px;width:100%}
.menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:8px;padding:.4rem .6rem;margin-bottom:.8rem;cursor:pointer}
@media (max-width:880px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-280px;width:260px;transition:left .25s;z-index:50}
  body.sb-open .sidebar{left:0}
  .menu-toggle{display:inline-block}
  .main{padding:1rem}
}

/* Page parts */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.2rem;flex-wrap:wrap}
.stat-grid .card.stat{padding:1.1rem}
.stat-label{color:var(--muted);font-size:.85rem}
.stat-num{font-size:1.6rem;font-weight:800;margin-top:.2rem}
.empty{padding:2rem;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:12px}
.row-item{display:flex;justify-content:space-between;align-items:center;gap:.6rem;padding:.85rem 0;border-bottom:1px solid var(--line)}
.row-item:last-child{border-bottom:none}
.row-gap{display:flex;gap:.5rem}
.row-gap.wrap{flex-wrap:wrap}
.badge{display:inline-block;padding:.2rem .55rem;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}

/* Tabs */
.tabs{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:1rem}
.tab{padding:.55rem .9rem;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:600;font-size:.88rem}
.tab.active{background:var(--grad);color:#fff;border:none;box-shadow:var(--shadow)}

/* Form helpers */
label{display:block;margin:.7rem 0 .3rem;font-size:.88rem;font-weight:600}
.advanced label{margin-top:.6rem}

/* Output */
.output-card .output-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem;margin-bottom:.8rem}
#outText{min-height:300px}

/* Filter bar */
.filter{display:grid;grid-template-columns:1fr 220px auto;gap:.6rem;align-items:center}
@media (max-width:700px){.filter{grid-template-columns:1fr}}

/* Tables */
.tbl{width:100%;border-collapse:collapse}
.tbl th,.tbl td{padding:.7rem .6rem;text-align:left;border-bottom:1px solid var(--line);font-size:.9rem}
.tbl th{background:#fafafe;color:#4b5563;font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}

/* Template card */
.tpl{display:flex;flex-direction:column;gap:.4rem}
.tpl-ico{font-size:1.8rem}