*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#121215;--panel:#1a1a20;--panel2:#22222a;--line:rgba(255,255,255,.09);--text:#f4f1e8;--muted:#9a978e;--green:#1D9E75;--green2:#5DCAA5;--gold:#EF9F27;--red:#E24B4A;--blue:#378ADD}
body{font-family:Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
a{text-decoration:none;color:inherit}
.nav{height:56px;background:#0b0b0d;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;position:sticky;top:0;z-index:10}
.logo{font-size:20px;font-weight:900;color:var(--green2)}.logo span{color:#fff}
.navlinks{display:flex;gap:8px;flex-wrap:wrap}.navlinks a{font-size:12px;color:var(--muted);padding:7px 8px;border-radius:8px}.navlinks a:hover{background:var(--panel2);color:#fff}
.flash{max-width:1050px;margin:10px auto;padding:11px;border-radius:10px}.success{background:rgba(29,158,117,.16);color:var(--green2)}.error{background:rgba(226,75,74,.16);color:#ff8d8d}
.panel{max-width:1080px;margin:28px auto;padding:0 18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px;margin-bottom:16px}.title{font-size:26px;font-weight:900;margin-bottom:5px}.sub,.muted{color:var(--muted)}
.btn{border:0;border-radius:10px;padding:10px 14px;font-weight:800;cursor:pointer;display:inline-block;font-size:12px}.btn-green{background:var(--green);color:#fff}.btn-ghost{background:var(--panel2);color:#fff;border:1px solid rgba(255,255,255,.13)}.btn-red{background:var(--red);color:#fff}.btn-gold{background:var(--gold);color:#111}.btn-sm{padding:6px 10px;font-size:11px}
.form-input,.form-select,.form-textarea{width:100%;background:var(--panel2);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:12px;color:#fff;margin-bottom:10px}.form-textarea{min-height:90px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.avatar{width:45px;height:45px;border-radius:50%;background:#333;object-fit:cover}.userline{display:flex;align-items:center;gap:10px}
.badge{display:inline-block;border-radius:20px;padding:3px 8px;font-size:10px;font-weight:800}.online{background:rgba(29,158,117,.16);color:var(--green2)}.pending{background:rgba(239,159,39,.16);color:var(--gold)}.offline{background:#333;color:#aaa}
.chat-layout{height:calc(100vh - 56px);display:grid;grid-template-columns:300px 1fr}.side{background:#111;border-right:1px solid var(--line);overflow:auto}.side h3{padding:14px;border-bottom:1px solid var(--line)}.side a{display:block;padding:12px;border-bottom:1px solid rgba(255,255,255,.05)}.side a:hover,.side a.active{background:var(--panel2)}
.chat-main{display:flex;flex-direction:column;background:linear-gradient(135deg,#121215,#101914)}.chat-head{height:60px;background:#111;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 15px}.messages{flex:1;overflow:auto;padding:18px;display:flex;flex-direction:column;gap:8px}.row{display:flex}.row.me{justify-content:flex-end}.bubble{max-width:72%;background:var(--panel2);border-radius:14px;padding:9px 10px;border:1px solid var(--line);line-height:1.45}.me .bubble{background:#0f4d3b}.meta{font-size:10px;color:#aaa;text-align:right;margin-top:4px}.composer{display:flex;gap:8px;padding:10px;background:#111;border-top:1px solid var(--line)}.composer input{flex:1;background:var(--panel2);border:1px solid rgba(255,255,255,.13);border-radius:20px;padding:12px;color:#fff}.typing{height:22px;color:var(--green2);padding:0 18px;font-size:12px}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px;border-bottom:1px solid var(--line);font-size:12px;text-align:left}
.hero{padding:60px 20px;background:radial-gradient(circle at top left,rgba(29,158,117,.25),transparent 35%),linear-gradient(180deg,#0f1e18,var(--bg))}.hero-inner{max-width:980px;margin:auto}.hero h1{font-size:42px;line-height:1.05;margin-bottom:12px}.hero p{color:var(--muted);max-width:650px;line-height:1.6}
@media(max-width:800px){.chat-layout{grid-template-columns:1fr}.side{display:none}.nav{height:auto;align-items:flex-start;flex-direction:column;padding:12px}.hero h1{font-size:32px}}