:root {
  --bg1: #0f172a; --bg2: #1e293b; --card: rgba(30, 41, 59, .72); --bd: rgba(148, 163, 184, .2);
  --tx: #e2e8f0; --mut: #94a3b8; --acc: #3b82f6; --acc2: #8b5cf6; --ok: #22c55e; --warn: #f59e0b; --bad: #ef4444;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: -apple-system, 'Segoe UI', system-ui, Roboto, sans-serif; background: linear-gradient(135deg, var(--bg1) 0%, var(--bg2) 100%) fixed;
  color: var(--tx); min-height: 100vh; line-height: 1.45; padding-bottom: env(safe-area-inset-bottom); }
a { color: #93c5fd; text-decoration: none; } a:hover { text-decoration: underline; }
.boot { text-align: center; padding: 30vh 20px; color: var(--mut); }
.mono { font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; }
small, .small { font-size: .82rem; color: var(--mut); }
h1 { font-size: 1.35rem; } h2 { font-size: 1.15rem; margin-bottom: 10px; } h3 { font-size: 1rem; margin-bottom: 8px; }

/* каркас */
.shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.side { padding: 18px 12px; border-right: 1px solid var(--bd); background: rgba(15, 23, 42, .5); position: sticky; top: 0; height: 100vh; }
.brand { display: flex; align-items: center; gap: 10px; padding: 6px 10px 18px; font-weight: 700; font-size: 1.05rem; }
.brand .logo { width: 38px; height: 38px; border-radius: 11px; background: linear-gradient(135deg, var(--acc), var(--acc2)); display: grid; place-items: center; font-size: 20px; }
.nav a { display: flex; gap: 10px; align-items: center; padding: 11px 12px; border-radius: 12px; color: var(--tx); margin-bottom: 4px; font-size: .95rem; }
.nav a:hover { background: rgba(148, 163, 184, .1); text-decoration: none; }
.nav a.on { background: linear-gradient(135deg, rgba(59, 130, 246, .28), rgba(139, 92, 246, .22)); border: 1px solid rgba(59, 130, 246, .4); }
.nav .ic { width: 22px; text-align: center; }
.main { padding: 22px; max-width: 980px; width: 100%; }
.top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; gap: 10px; flex-wrap: wrap; }
.userbox { display: flex; gap: 10px; align-items: center; color: var(--mut); font-size: .9rem; }

/* карточки */
.card { background: var(--card); backdrop-filter: blur(10px); border: 1px solid var(--bd); border-radius: 18px; padding: 18px; margin-bottom: 16px; box-shadow: 0 8px 24px -8px rgba(0, 0, 0, .45); }
.card.hero { background: linear-gradient(135deg, rgba(59, 130, 246, .35), rgba(139, 92, 246, .3)); border-color: rgba(147, 197, 253, .35); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-bottom: 16px; }
.metric { text-align: left; }
.metric .v { font-size: 1.9rem; font-weight: 700; background: linear-gradient(135deg, #60a5fa, #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.metric .l { color: var(--mut); font-size: .85rem; }
.bar { height: 7px; background: rgba(148, 163, 184, .2); border-radius: 8px; overflow: hidden; margin-top: 10px; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--acc), var(--acc2)); border-radius: 8px; }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--bd); font-size: .93rem; }
.kv:last-child { border-bottom: none; }
.kv > span:first-child { color: var(--mut); }
.empty { text-align: center; padding: 28px 12px; color: var(--mut); }
.empty .big { font-size: 2.4rem; margin-bottom: 8px; }

/* кнопки и поля */
.btn { display: inline-flex; align-items: center; gap: 7px; padding: 11px 18px; border: 1px solid var(--bd); border-radius: 12px; background: rgba(148, 163, 184, .16); color: var(--tx);
  font: inherit; font-weight: 600; cursor: pointer; transition: .15s; }
.btn:hover { background: rgba(148, 163, 184, .28); } .btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: linear-gradient(135deg, var(--acc), #2563eb); border-color: transparent; color: #fff; }
.btn.primary:hover { filter: brightness(1.1); }
.btn.good { background: rgba(34, 197, 94, .2); border-color: rgba(34, 197, 94, .4); color: #86efac; }
.btn.danger { background: rgba(239, 68, 68, .15); border-color: rgba(239, 68, 68, .4); color: #fca5a5; }
.btn.sm { padding: 7px 12px; font-size: .85rem; border-radius: 10px; } .btn.block { width: 100%; justify-content: center; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: .82rem; color: var(--mut); margin-bottom: 6px; }
.field input[type=text], .field input[type=password], .field input[type=number], .field select, textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid rgba(148, 163, 184, .3); background: rgba(15, 23, 42, .7); color: var(--tx); font: inherit; outline: none; }
.field input:focus, .field select:focus, textarea:focus { border-color: var(--acc); box-shadow: 0 0 0 3px rgba(59, 130, 246, .25); }
.check { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; margin: 8px 0; }
.check input { width: 20px; height: 20px; flex: none; margin-top: 2px; accent-color: var(--acc); }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 99px; font-size: .78rem; font-weight: 600; border: 1px solid var(--bd); background: rgba(148, 163, 184, .15); white-space: nowrap; }
.pill.ok { background: rgba(34, 197, 94, .15); border-color: rgba(34, 197, 94, .4); color: #86efac; }
.pill.warn { background: rgba(245, 158, 11, .15); border-color: rgba(245, 158, 11, .4); color: #fcd34d; }
.pill.bad { background: rgba(239, 68, 68, .15); border-color: rgba(239, 68, 68, .4); color: #fca5a5; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--mut); display: inline-block; }
.dot.ok { background: var(--ok); box-shadow: 0 0 8px rgba(34, 197, 94, .8); } .dot.bad { background: var(--bad); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.chip { padding: 4px 10px; border-radius: 99px; background: rgba(59, 130, 246, .15); border: 1px solid rgba(59, 130, 246, .3); font-size: .8rem; }
.codebox { background: rgba(15, 23, 42, .85); border: 1px dashed rgba(147, 197, 253, .5); border-radius: 12px; padding: 12px; word-break: break-all; font-size: .85rem; user-select: all; }
.note { padding: 12px 14px; border-radius: 12px; background: rgba(59, 130, 246, .12); border: 1px solid rgba(59, 130, 246, .3); color: #bfdbfe; font-size: .9rem; margin: 10px 0; }
.note.warn { background: rgba(245, 158, 11, .12); border-color: rgba(245, 158, 11, .35); color: #fde68a; }
.note.bad { background: rgba(239, 68, 68, .12); border-color: rgba(239, 68, 68, .35); color: #fecaca; }
.steps { counter-reset: s; list-style: none; }
.steps li { position: relative; padding: 10px 0 10px 42px; border-bottom: 1px solid var(--bd); }
.steps li:last-child { border-bottom: none; }
.steps li::before { counter-increment: s; content: counter(s); position: absolute; left: 0; top: 9px; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg, var(--acc), var(--acc2)); display: grid; place-items: center; font-weight: 700; font-size: .85rem; }
.steps li.done::before { content: '✓'; background: var(--ok); }
.steps li.done { color: var(--mut); }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; } .table td, .table th { padding: 8px 10px; border-bottom: 1px solid var(--bd); text-align: left; }
.table th { color: var(--mut); font-weight: 500; font-size: .8rem; }
.dnsbox { border: 1px solid rgba(245, 158, 11, .4); background: rgba(245, 158, 11, .08); border-radius: 12px; padding: 12px; margin-top: 10px; }
.choice { display: flex; gap: 10px; align-items: center; padding: 12px; border: 1px solid var(--bd); border-radius: 12px; margin-bottom: 8px; cursor: pointer; }
.choice:hover { background: rgba(148, 163, 184, .08); } .choice.on { border-color: var(--acc); background: rgba(59, 130, 246, .15); }
.choice input { display: none; } .choice .ic { font-size: 1.5rem; }

/* окна и уведомления */
#modalRoot .ov { position: fixed; inset: 0; background: rgba(2, 6, 23, .7); backdrop-filter: blur(4px); z-index: 50; display: flex; align-items: flex-start; justify-content: center; overflow-y: auto; padding: 4vh 12px; }
#modalRoot .md { background: #172033; border: 1px solid var(--bd); border-radius: 20px; padding: 20px; width: 100%; max-width: 560px; box-shadow: 0 20px 60px rgba(0, 0, 0, .6); }
#modalRoot .md h2 { margin-bottom: 14px; } #modalRoot .ft { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: #0b1220; border: 1px solid var(--bd); padding: 12px 18px; border-radius: 12px; z-index: 80; max-width: 92vw; box-shadow: 0 10px 30px rgba(0, 0, 0, .5); }
.toast.err { border-color: rgba(239, 68, 68, .6); } .toast.ok { border-color: rgba(34, 197, 94, .6); }

/* вход */
.authwrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.authcard { width: 100%; max-width: 440px; }
.authcard .logo { width: 56px; height: 56px; border-radius: 16px; margin: 0 auto 12px; background: linear-gradient(135deg, var(--acc), var(--acc2)); display: grid; place-items: center; font-size: 28px; }
.authcard h1, .authcard p.sub { text-align: center; } .authcard p.sub { color: var(--mut); margin: 6px 0 18px; }

@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: fixed; bottom: 0; left: 0; right: 0; top: auto; height: auto; z-index: 40; border-right: none; border-top: 1px solid var(--bd); padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); background: rgba(15, 23, 42, .96); }
  .brand { display: none; } .nav { display: flex; justify-content: space-around; } .nav a { flex-direction: column; gap: 2px; font-size: .68rem; padding: 6px 8px; margin: 0; text-align: center; }
  .main { padding: 14px 12px 90px; }
  .btn { padding: 12px 16px; }
}
.choice.lock { opacity: .55; cursor: not-allowed; }