:root{--bg:#0f0b1f;--bg2:#161130;--card:#1b1538;--line:#2a2352;--fg:#eef0fb;--muted:#9a95c4;--accent:#6C5CE7;--accent2:#8b7cf6;--mint:#34E4A0;--warn:#f6c343;--danger:#ff6b81;--info:#5dc8ff;--radius:16px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:radial-gradient(900px 500px at 80% -10%,#2a1f5c 0%,var(--bg) 55%);color:var(--fg);font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;min-height:100vh}
a{color:var(--accent2)}a:hover{color:#fff}
h1,h2,h3,h4,h5{margin:0 0 .5em;line-height:1.25;letter-spacing:-.01em}h3{font-size:22px}h4{font-size:18px}h5{font-size:16px}
p{margin:0 0 .8em}.muted{color:var(--muted)}.small{font-size:13px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.center{text-align:center}.mt{margin-top:16px}.mb{margin-bottom:16px}.w-100{width:100%}.hidden{display:none}
/* layout */
body.with-sidebar{display:flex}.sidebar{width:250px;flex:0 0 250px;background:var(--bg2);border-right:1px solid var(--line);min-height:100vh;padding:20px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font-weight:800;font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:22px;letter-spacing:.04em}.logo{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--accent);color:#fff;font-weight:900}
.sidebar nav{display:flex;flex-direction:column;gap:4px;flex:1}.sidebar nav a{color:var(--muted);text-decoration:none;padding:10px 12px;border-radius:10px;font-weight:500}.sidebar nav a:hover{background:rgba(255,255,255,.05);color:#fff}.sidebar nav a.active{background:var(--accent);color:#fff}
.user-box{border-top:1px solid var(--line);padding-top:14px;display:grid;grid-template-columns:40px 1fr;gap:10px;align-items:center}.user-box .btn{grid-column:1/-1}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--mint));display:grid;place-items:center;font-weight:800;color:#fff}.user-meta .email{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}
.main{flex:1;padding:28px;max-width:1200px;min-width:0}.footer{margin-top:40px;color:var(--muted);font-size:12px}
.menu-toggle{display:none;position:fixed;top:12px;left:12px;z-index:50;background:var(--accent);color:#fff;border:0;border-radius:10px;width:42px;height:42px;font-size:20px}
@media (max-width:900px){.menu-toggle{display:block}.sidebar{position:fixed;left:-260px;transition:left .2s;z-index:40;height:100vh}body.nav-open .sidebar{left:0}.main{padding:64px 14px 24px}}
/* cards & grid */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:18px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.card-title{font-size:17px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.grid{display:grid;gap:18px}.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}
/* badges, alerts, buttons */
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.4}
.badge-success{background:rgba(52,228,160,.15);color:var(--mint)}.badge-danger{background:rgba(255,107,129,.15);color:var(--danger)}.badge-warning{background:rgba(246,195,67,.15);color:var(--warn)}.badge-secondary{background:rgba(154,149,196,.18);color:var(--muted)}.badge-primary{background:rgba(108,92,231,.25);color:#c9c2ff}.badge-info{background:rgba(93,200,255,.15);color:var(--info)}
.alert{padding:12px 16px;border-radius:12px;margin-bottom:16px;border:1px solid transparent}.alert-error,.alert-danger{background:rgba(255,107,129,.12);border-color:rgba(255,107,129,.35);color:#ffb3bf}.alert-success{background:rgba(52,228,160,.12);border-color:rgba(52,228,160,.35);color:#9ff0cf}.alert-info{background:rgba(93,200,255,.12);border-color:rgba(93,200,255,.35);color:#bfe7ff}.alert-warning{background:rgba(246,195,67,.12);border-color:rgba(246,195,67,.35);color:#ffe4a0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:11px 18px;border-radius:12px;border:1px solid transparent;font-weight:600;cursor:pointer;text-decoration:none;font-size:14px;transition:transform .08s,box-shadow .2s;background:var(--accent);color:#fff;font-family:inherit}
.btn:hover{color:#fff;box-shadow:0 8px 24px rgba(108,92,231,.4)}.btn:active{transform:translateY(1px)}.btn:disabled,.btn.disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.btn-sm{padding:7px 12px;font-size:13px;border-radius:10px}.btn-lg{padding:14px 24px;font-size:16px}
.btn-outline{background:transparent;border-color:var(--line);color:var(--fg)}.btn-outline:hover{background:rgba(255,255,255,.06);box-shadow:none}
.btn-green{background:var(--mint);color:#0b1d15}.btn-green:hover{color:#0b1d15}.btn-dark{background:#111;border-color:#333}.btn-warn{background:var(--warn);color:#2b2100}.btn-warn:hover{color:#2b2100}.btn-danger{background:var(--danger);color:#fff}.btn-primary{background:var(--accent)}
/* forms */
label{display:block;font-weight:600;margin-bottom:6px;font-size:14px}.field{margin-bottom:16px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],select,textarea{width:100%;background:#0f0b22;border:1px solid var(--line);color:var(--fg);padding:11px 13px;border-radius:12px;font:inherit;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,92,231,.25)}input[readonly]{color:#cfcbef}
.input-group{display:flex;gap:6px}.input-group input{flex:1}.hint{color:var(--muted);font-size:12px;margin-top:6px}
/* auth */
body.centered{display:flex;align-items:center;justify-content:center;padding:20px}.auth-wrap{width:100%;max-width:520px}.auth-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:30px 28px;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.auth-head{text-align:center;margin-bottom:18px}.auth-head .shield{width:64px;height:64px;border-radius:20px;margin:0 auto 12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),#3b2fb3);font-size:30px}
.auth-footer{text-align:center;color:var(--muted);font-size:12px;margin-top:16px}.features{list-style:none;padding:0;margin:14px 0 0}.features li{padding:5px 0;color:#cfcbef}.features li:before{content:"✓ ";color:var(--mint);font-weight:700}
/* dashboard bits */
.sub-pill{display:flex;gap:18px;align-items:center;justify-content:flex-end;flex-wrap:wrap}.banner{background:linear-gradient(135deg,#7a1f3d,#b3264a);border-radius:var(--radius);padding:20px 22px;margin-bottom:18px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.qr{width:180px;height:180px;background:#fff;border-radius:12px;padding:6px}.client{text-align:center;padding:10px}.client h6{margin:0 0 6px;font-size:14px}
.server{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:12px;background:rgba(255,255,255,.02)}.server h6{margin:0 0 4px;font-size:15px}
.protocols{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}.proto{border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}.proto .ic{font-size:22px}.proto small{color:var(--muted);display:block}
.mikrotik-panel{background:linear-gradient(135deg,#1f3b73,#254e9a);border-radius:var(--radius);padding:22px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}@media (max-width:700px){.steps{grid-template-columns:1fr}}
.plan{border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;position:relative;background:rgba(255,255,255,.02)}.plan.selected{border-color:var(--mint)}.plan.popular{border-color:var(--accent)}.plan .price{font-size:34px;font-weight:800;letter-spacing:-.02em}.plan ul{list-style:none;padding:0;margin:12px 0;flex:1}.plan li{padding:4px 0;font-size:14px}.plan li.ok:before{content:"✓ ";color:var(--mint)}.plan li.warn:before{content:"! ";color:var(--warn)}.plan li.no:before{content:"✕ ";color:var(--danger)}
.ribbon{position:absolute;top:-10px;right:14px;background:var(--accent);color:#fff;font-size:11px;padding:3px 9px;border-radius:999px;font-weight:700}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
pre{background:#0f0b22;border:1px solid var(--line);border-radius:12px;padding:14px;overflow:auto;font-size:12.5px;line-height:1.5}code{background:rgba(255,255,255,.08);padding:1px 6px;border-radius:6px;font-size:.92em}
.step{display:flex;gap:10px;margin:8px 0}.num{flex:0 0 26px;height:26px;border-radius:50%;background:var(--accent);display:grid;place-items:center;font-weight:700;font-size:13px}
.toast{position:fixed;top:16px;left:50%;transform:translateX(-50%);background:var(--mint);color:#0b1d15;padding:10px 18px;border-radius:12px;font-weight:600;z-index:100;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.apps{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}
.big-price{font-size:40px;font-weight:800}.check{color:var(--mint)}