:root{
  --bg:#070b10; --bg2:#0d141c; --line:#1b2632; --text:#e6edf3; --muted:#8b98a5;
  --accent:#2ee6c5; --accent2:#3b82f6; --danger:#ff6b6b; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,.brand{font-family:"Space Grotesk",Inter,sans-serif;letter-spacing:-.02em}

/* nav */
.nav{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;
  padding:14px clamp(16px,5vw,56px);background:rgba(7,11,16,.8);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{font-size:1.25rem;font-weight:500}
.brand b{color:var(--accent);font-weight:700}
.mark{color:var(--accent)}
.nav nav{display:flex;align-items:center;gap:clamp(10px,2.5vw,26px);font-size:.93rem}
.nav nav a:hover{color:var(--accent)}
.lang{font-weight:600;color:var(--muted)}
.login{border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:var(--bg2);color:var(--text);font:inherit;cursor:pointer}
.login:hover{border-color:var(--accent)}
.inline{display:inline}
@media(max-width:640px){.nav.pub nav a:not(.lang):not(.login){display:none}.nav:not(.pub){flex-wrap:wrap;gap:10px}.nav:not(.pub) nav{width:100%;justify-content:space-between;font-size:.88rem;gap:8px}}

/* hero */
.hero{position:relative;overflow:hidden;padding:clamp(70px,14vw,150px) clamp(16px,5vw,56px) clamp(60px,10vw,110px);max-width:1200px;margin:auto}
.grid-bg{position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(ellipse at 30% 40%,#000 10%,transparent 70%);opacity:.6}
.eyebrow{color:var(--accent);font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(2.2rem,6vw,4.3rem);line-height:1.05;font-weight:700;max-width:16ch}
.hero h1 span{background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:clamp(1rem,2vw,1.2rem);max-width:56ch;margin:24px 0 34px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:500;border:1px solid var(--line);cursor:pointer;font:inherit}
.btn.primary{background:var(--accent);color:#04201b;border-color:var(--accent);font-weight:600}
.btn.primary:hover{filter:brightness(1.1)}
.btn.ghost:hover{border-color:var(--accent)}

/* sections */
.section{max-width:1200px;margin:auto;padding:clamp(56px,9vw,96px) clamp(16px,5vw,56px)}
.section h2{font-size:clamp(1.7rem,3.5vw,2.4rem);margin-bottom:28px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card .ico{font-size:1.6rem;margin-bottom:14px}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem}

.split{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(28px,6vw,80px);align-items:start;border-top:1px solid var(--line)}
.split p{color:var(--muted)}
@media(max-width:820px){.split{grid-template-columns:1fr}}
.facts{list-style:none;display:grid;gap:12px}
.facts li{display:flex;justify-content:space-between;gap:16px;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--bg2)}
.facts span{color:var(--muted);font-size:.9rem}

.contact{border-top:1px solid var(--line)}
.muted{color:var(--muted);margin:-14px 0 26px}
.contact-row{display:flex;flex-wrap:wrap;gap:12px}
.contact-item{display:flex;gap:10px;align-items:center;padding:14px 20px;border:1px solid var(--line);border-radius:12px;background:var(--bg2)}
a.contact-item:hover{border-color:var(--accent)}

.foot{text-align:center;color:var(--muted);font-size:.85rem;padding:30px;border-top:1px solid var(--line)}

/* login */
body.center{min-height:100vh;display:grid;place-items:center;padding:16px;
  background:radial-gradient(circle at 50% 0%,#0f2a2a 0%,var(--bg) 60%)}
.login-box{width:100%;max-width:380px;display:grid;gap:16px;padding:34px;border:1px solid var(--line);border-radius:18px;background:var(--bg2)}
.login-box h1{font-size:1.4rem;margin-top:6px}
.login-box label{display:grid;gap:6px;font-size:.88rem;color:var(--muted)}
.login-box input,.filter{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text);font:inherit}
.login-box input:focus,.filter:focus{outline:none;border-color:var(--accent)}
.err{color:var(--danger);font-size:.9rem;padding:10px 12px;border:1px solid #4a1f22;border-radius:10px;background:#1d0e10}
.back{color:var(--muted);font-size:.88rem;text-align:center}

/* tools */
.tools h1{font-size:2rem;margin-bottom:20px}
.filter{max-width:420px;margin-bottom:32px}
.tool-group{margin-bottom:34px}
.tool-group h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin-bottom:12px}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.tool{display:flex;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg2);transition:.15s}
.tool:hover{border-color:var(--accent);transform:translateY(-1px)}
.tool .ico{font-size:1.4rem}
.tool b{display:block}
.tool > span:nth-child(2){min-width:0}
.tool small{color:var(--muted)}

/* ── logged-in pages ───────────────────────────────────────── */
.nav nav a.on{color:var(--accent)}
.who{color:var(--muted);margin:-12px 0 18px;font-size:.9rem}
.muted-p{color:var(--muted)}
.link{color:var(--accent)}
.badge{font-size:.7rem;padding:2px 8px;border-radius:999px;border:1px solid var(--line);color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-left:auto;white-space:nowrap}
.section h1{font-size:2rem;margin-bottom:20px}
.narrow{max-width:520px}
.panel{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.stack{display:grid;gap:16px}
.panel label{display:grid;gap:6px;font-size:.85rem;color:var(--muted)}
.panel input,.panel select{width:100%;padding:10px 12px;border-radius:9px;border:1px solid var(--line);background:var(--bg);color:var(--text);font:inherit;font-size:.95rem}
.panel input:focus,.panel select:focus{outline:none;border-color:var(--accent)}
.btn.small{padding:8px 14px;font-size:.88rem;background:var(--bg);color:var(--text)}
.btn.small:hover{border-color:var(--accent)}
.btn.danger{color:var(--danger)}
.btn.danger:hover{border-color:var(--danger)}
.flash{padding:12px 16px;border-radius:10px;margin-bottom:20px;font-size:.93rem}
.flash.ok{background:#0c2420;border:1px solid #1d5a4f;color:#7ff0da}
.flash.bad{background:#1d0e10;border:1px solid #4a1f22;color:var(--danger)}
.hint{color:var(--muted);font-size:.85rem;margin-top:12px}
h2.sub{font-size:1.1rem;margin:34px 0 14px}

.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:24px;overflow-x:auto}
.tabs a{padding:10px 16px;border-bottom:2px solid transparent;color:var(--muted);white-space:nowrap}
.tabs a.on{color:var(--text);border-color:var(--accent)}
.count{font-size:.75rem;background:var(--bg2);border:1px solid var(--line);border-radius:999px;padding:1px 8px;margin-left:4px}

.user-list{display:grid;gap:10px}
.user-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.user-id{display:flex;align-items:center;gap:12px;flex:1 1 200px;min-width:0}
.user-id small{display:block;color:var(--muted);font-size:.8rem}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#0f2a2a;color:var(--accent);font-weight:700;flex:none}
.row-form{display:flex;gap:8px;align-items:center}
.row-form input{width:150px}
.row-form select{width:auto}
.add-user{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px;align-items:end}
@media(max-width:760px){.add-user{grid-template-columns:1fr}.row-form{flex:1 1 100%}.row-form input{flex:1;width:auto}}

.tool-edit-list{display:grid;gap:10px}
.tool-edit{padding:14px;transition:opacity .2s, border-color .3s}
.tool-edit.new{border-style:dashed}
.tool-edit.deleting{opacity:.4}
.tool-edit.moved{border-color:var(--accent)}
.te-grid{display:grid;grid-template-columns:70px 1fr 1fr;gap:10px}
.te-url{grid-column:1/3}
.te-icon input{text-align:center;font-size:1.2rem;padding:7px}
.te-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:12px}
.spacer{flex:1}
.check{display:flex!important;align-items:center;gap:8px;font-size:.88rem;color:var(--muted);cursor:pointer}
.check input{width:auto!important;accent-color:var(--accent)}
.check.del{color:var(--danger)}
@media(max-width:640px){.te-grid{grid-template-columns:60px 1fr}.te-group,.te-url,.te-note{grid-column:1/-1}}
.save-bar{position:sticky;bottom:0;display:flex;gap:16px;align-items:center;justify-content:space-between;padding:14px 0;margin-top:14px;background:var(--bg);border-top:1px solid var(--line)}
.save-bar .hint{margin:0}
.tool{position:relative}