:root {
    --bg: #0b1220;
    --bg2: #111b2e;
    --surface: #162236;
    --line: rgba(255,255,255,.08);
    --text: #e8eef7;
    --muted: #8ea0b8;
    --accent: #2dd4bf;
    --accent2: #14b8a6;
    --danger: #f87171;
    --ok: #34d399;
    --warn: #fbbf24;
    --paper: #f6f3ee;
    --ink: #1e293b;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
    font-family: "Segoe UI", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
.app { display: flex; min-height: 100vh; }
.side {
    width: 260px;
    background: var(--bg2);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    padding: 20px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand { display: flex; gap: 10px; align-items: center; padding: 4px 8px 22px; }
.brand .mark {
    width: 40px; height: 40px; border-radius: 12px;
    background: rgba(45,212,191,.15); color: var(--accent);
    display: grid; place-items: center; font-size: 18px;
}
.brand strong { display: block; font-size: 15px; }
.brand small { color: var(--muted); font-size: 11px; }
.side nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.side nav a {
    color: var(--muted); padding: 10px 12px; border-radius: 10px;
    display: flex; gap: 10px; align-items: center;
}
.side nav a i { width: 18px; text-align: center; }
.side nav a:hover, .side nav a.on { background: rgba(45,212,191,.12); color: var(--text); }
.side-foot { border-top: 1px solid var(--line); padding-top: 14px; }
.who { display: flex; gap: 10px; align-items: center; color: var(--muted); font-size: 13px; }
.who strong { display: block; color: var(--text); font-size: 13px; }
.out { display: inline-block; margin-top: 10px; color: var(--danger); font-size: 13px; }
.main { flex: 1; padding: 28px 32px 48px; max-width: 1280px; }
h1 { margin: 0 0 6px; font-size: 26px; font-weight: 650; }
.lead { color: var(--muted); margin: 0 0 22px; }
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 18px;
}
.card h2 { margin: 0 0 14px; font-size: 16px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 0 0 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=file], select, textarea {
    width: 100%; background: #0d1726; color: var(--text);
    border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: inherit;
}
textarea { min-height: 220px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; line-height: 1.45; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.mb { margin-bottom: 14px; }
.btn {
    display: inline-flex; align-items: center; gap: 8px; border: 0; cursor: pointer;
    background: var(--accent2); color: #042f2e; font-weight: 650; border-radius: 10px;
    padding: 10px 16px; font-size: 14px;
}
.btn.sec { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.warn { background: #b45309; color: #fff; }
.btn.danger { background: #9f1239; color: #fff; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; }
.alert.ok { background: rgba(52,211,153,.12); color: var(--ok); }
.alert.err { background: rgba(248,113,113,.12); color: var(--danger); }
.alert.warn { background: rgba(251,191,36,.12); color: var(--warn); }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th { text-align: left; color: var(--muted); font-weight: 600; padding: 8px; border-bottom: 1px solid var(--line); }
table.data td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; }
.badge.ok { background: rgba(52,211,153,.15); color: var(--ok); }
.badge.err { background: rgba(248,113,113,.15); color: var(--danger); }
.badge.warn { background: rgba(251,191,36,.15); color: var(--warn); }
.preview-wrap {
    background: #cbd5e1; border-radius: 16px; padding: 12px; overflow: auto; max-height: 70vh;
}
.preview-frame {
    background: #fff; color: var(--ink); border-radius: 4px; min-height: 400px;
}
.preview-phone-outer { display: flex; justify-content: center; }
.preview-phone {
    width: 100%;
    max-width: 390px;
    background: #0b1220;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 8px;
}
.preview-phone iframe {
    width: 100%;
    height: 72vh;
    min-height: 520px;
    border: 0;
    background: #fff;
    border-radius: 10px;
}
.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
.kpi { background: #0d1726; border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.kpi span { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.kpi strong { display: block; margin-top: 6px; font-size: 15px; }
.neg { color: #fca5a5; }
.pos { color: #6ee7b7; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.login-wrap {
    min-height: 100vh; display: grid; place-items: center; padding: 24px;
    background: radial-gradient(ellipse at top, rgba(45,212,191,.15), transparent 50%), var(--bg);
}
.login-card { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 32px; }
.login-card h1 { font-size: 22px; }
.muted { color: var(--muted); font-size: 13px; }
.qr { background: #fff; padding: 12px; border-radius: 12px; display: inline-block; }
.codes { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; font-family: ui-monospace, monospace; }
.codes span { background: #0d1726; padding: 8px; border-radius: 8px; text-align: center; }
@media (max-width: 980px) {
    .app { flex-direction: column; }
    .side { width: 100%; height: auto; position: relative; }
    .side nav { flex-direction: row; flex-wrap: wrap; }
    .row, .row3, .kpis { grid-template-columns: 1fr 1fr; }
    .main { padding: 18px; }
}
@media (max-width: 640px) {
    .row, .row3, .kpis { grid-template-columns: 1fr; }
}