@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg:        #060c15;
    --bg-card:   #0b1220;
    --bg-nav:    #080f1a;
    --bg-input:  #0f1a28;
    --border:    #162236;
    --border-md: #1e3050;
    --accent:    #22c55e;
    --accent-dim:#14532d;
    --text:      #e2e8f0;
    --text-dim:  #64748b;
    --text-muted:#334155;
    --green:     #22c55e;
    --red:       #ef4444;
    --blue:      #3b82f6;
    --radius:    0.5rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    height: 100%;
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
}

a { color: inherit; text-decoration: none; }

/* ── Nav ── */
.portal-nav {
    position: fixed; top: 0; left: 0; right: 0;
    height: 56px;
    background: var(--bg-nav);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center;
    padding: 0 1.5rem;
    gap: 0;
    z-index: 100;
}

.nav-logo {
    display: flex; align-items: center; gap: 0.6rem;
    padding-right: 1.5rem;
    border-right: 1px solid var(--border);
    margin-right: 0.5rem;
    flex-shrink: 0;
}

.nav-logo-img { height: 32px; width: auto; display: block; flex-shrink: 0; }

.nav-logo-text { line-height: 1; }
.nav-logo-text strong { font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--text); display: block; }
.nav-logo-text small  { display: block; font-size: 9px; color: var(--text-dim); letter-spacing: .12em; margin-top: 2px; }

.nav-links { display: flex; align-items: center; gap: 0.1rem; flex: 1; }

.nav-link {
    padding: 0.38rem 0.75rem;
    border-radius: var(--radius);
    font-size: 12px; font-weight: 500;
    color: var(--text-dim);
    transition: all 0.15s;
    display: flex; align-items: center; gap: 0.4rem;
}
.nav-link:hover   { background: rgba(255,255,255,0.04); color: var(--text); }
.nav-link.active  { background: rgba(34,197,94,0.12); color: var(--accent); }
.nav-link svg     { opacity: .7; flex-shrink: 0; }

.nav-user {
    margin-left: auto;
    display: flex; align-items: center; gap: 1rem;
    padding-left: 1.5rem;
    border-left: 1px solid var(--border);
}

.nav-user-info { text-align: right; }
.nav-user-info strong { font-size: 12px; font-weight: 600; color: var(--text); display: block; }
.nav-user-info small  { font-size: 10px; color: var(--text-dim); letter-spacing: .06em; }

.nav-badge {
    font-size: 9px; font-weight: 700; letter-spacing: .06em;
    padding: 2px 7px; border-radius: 999px;
    text-transform: uppercase;
}
.badge-admin   { background: rgba(34,197,94,.15); color: var(--accent); border: 1px solid rgba(34,197,94,.3); }
.badge-gerente { background: rgba(59,130,246,.15);  color: #60a5fa; border: 1px solid rgba(59,130,246,.3); }
.badge-operador{ background: rgba(100,116,139,.15); color: #94a3b8; border: 1px solid rgba(100,116,139,.3); }

.btn-logout {
    display: flex; align-items: center; gap: 0.35rem;
    padding: 0.35rem 0.8rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-md);
    background: transparent; color: var(--text-dim);
    font-size: 12px; font-weight: 500; cursor: pointer;
    transition: all 0.15s;
}
.btn-logout:hover { border-color: var(--red); color: var(--red); background: rgba(239,68,68,.06); }

/* ── Page wrapper ── */
.page-wrap {
    margin-top: 56px;
    padding: 2rem 1.5rem;
    max-width: 1280px;
    margin-left: auto; margin-right: auto;
}

.page-title {
    font-size: 18px; font-weight: 700; color: var(--text);
    margin-bottom: 1.5rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.page-title svg { color: var(--accent); }

/* ── Sonda cards (dashboard) ── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.sonda-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex; flex-direction: column; gap: 0.85rem;
    transition: border-color 0.15s, box-shadow 0.15s;
    position: relative;
    overflow: hidden;
}

.sonda-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.15s;
}
.sonda-card:hover { border-color: var(--border-md); box-shadow: 0 4px 24px rgba(0,0,0,.4); }
.sonda-card:hover::before { opacity: 1; }

.sonda-card-head {
    display: flex; align-items: flex-start; justify-content: space-between; gap: 0.5rem;
}
.sonda-card-name { font-size: 15px; font-weight: 700; color: var(--text); line-height: 1.3; }
.sonda-card-empresa { font-size: 11px; color: var(--text-dim); margin-top: 3px; }

.sonda-card-body { flex: 1; }
.sonda-meta { font-size: 11px; color: var(--text-dim); display: flex; flex-direction: column; gap: 0.3rem; }
.sonda-meta span { display: flex; align-items: center; gap: 0.4rem; }
.sonda-meta svg { opacity: .5; flex-shrink: 0; }

.sonda-ws {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-family: 'Courier New', monospace; font-size: 11px;
    color: #22d3ee; background: rgba(34,211,238,.08);
    border: 1px solid rgba(34,211,238,.2);
    padding: 0.25rem 0.6rem; border-radius: 4px;
    margin-top: 0.35rem;
}

.sonda-card-foot { display: flex; gap: 0.6rem; }

.btn-monitor {
    flex: 1;
    display: flex; align-items: center; justify-content: center; gap: 0.4rem;
    padding: 0.55rem 1rem;
    background: var(--accent); color: #fff;
    border: none; border-radius: var(--radius);
    font-size: 12px; font-weight: 700; letter-spacing: .04em;
    cursor: pointer; transition: all 0.15s;
}
.btn-monitor:hover { background: #16a34a; }

.status-dot {
    width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; margin-top: 2px;
}
.status-on  { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-off { background: var(--text-muted); }

/* ── Tables ── */
.table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.table-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.table-toolbar h2 { font-size: 13px; font-weight: 600; color: var(--text); }

table { width: 100%; border-collapse: collapse; }
thead tr { background: rgba(255,255,255,.02); }
thead th {
    padding: 0.6rem 1rem;
    text-align: left;
    font-size: 10px; font-weight: 700;
    letter-spacing: .09em; text-transform: uppercase;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
}
tbody tr { border-bottom: 1px solid rgba(22,34,54,.8); transition: background 0.1s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,.02); }
tbody td {
    padding: 0.65rem 1rem;
    font-size: 13px; color: var(--text);
    vertical-align: middle;
}
.td-dim { color: var(--text-dim); font-size: 12px; }
.td-mono { font-family: 'Courier New', monospace; font-size: 12px; color: #22d3ee; }

.table-actions { display: flex; align-items: center; gap: 0.4rem; }

/* ── Badges ── */
.badge {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-size: 10px; font-weight: 700; letter-spacing: .05em;
    padding: 0.18rem 0.55rem; border-radius: 999px;
    text-transform: uppercase;
}
.badge-on  { background: rgba(34,197,94,.12);  color: var(--green); border: 1px solid rgba(34,197,94,.3); }
.badge-off { background: rgba(100,116,139,.1);  color: var(--text-dim); border: 1px solid var(--border); }

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; gap: 0.35rem;
    padding: 0.45rem 1rem; border-radius: var(--radius);
    font-size: 12px; font-weight: 600; letter-spacing: .02em;
    cursor: pointer; transition: all 0.15s; border: 1px solid transparent;
}
.btn-primary   { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #16a34a; }
.btn-secondary { background: transparent; color: var(--text-dim); border-color: var(--border-md); }
.btn-secondary:hover { color: var(--text); border-color: #334155; background: rgba(255,255,255,.03); }
.btn-danger    { background: transparent; color: var(--red); border-color: rgba(239,68,68,.3); }
.btn-danger:hover { background: rgba(239,68,68,.08); border-color: var(--red); }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 11px; }

/* ── Forms ── */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    max-width: 680px;
}
.form-card-header {
    padding: 0.85rem 1.25rem;
    background: rgba(255,255,255,.02);
    border-bottom: 1px solid var(--border);
    font-size: 13px; font-weight: 600; color: var(--text);
    display: flex; align-items: center; gap: 0.5rem;
}
.form-card-body { padding: 1.5rem 1.25rem; display: flex; flex-direction: column; gap: 1rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group.full { grid-column: 1 / -1; }

label {
    font-size: 11px; font-weight: 600; letter-spacing: .05em;
    text-transform: uppercase; color: var(--text-dim);
}

.form-input, .form-select {
    background: var(--bg-input);
    border: 1px solid var(--border-md);
    border-radius: var(--radius);
    color: var(--text);
    padding: 0.55rem 0.75rem;
    font-size: 13px; font-family: inherit;
    outline: none; transition: border-color 0.15s;
    width: 100%;
}
.form-input:focus, .form-select:focus { border-color: var(--accent); }
.form-input::placeholder { color: var(--text-muted); }
.form-select option { background: var(--bg-card); }
.form-input[type="number"] { -moz-appearance: textfield; }

.form-hint { font-size: 11px; color: var(--text-dim); }

.form-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 0.75rem;
    background: rgba(255,255,255,.01);
}

/* ── Alerts ── */
.alert {
    padding: 0.65rem 1rem; border-radius: var(--radius);
    font-size: 13px; margin-bottom: 1rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.alert-error   { background: rgba(239,68,68,.1);  border: 1px solid rgba(239,68,68,.3);  color: #fca5a5; }
.alert-success { background: rgba(34,197,94,.1);  border: 1px solid rgba(34,197,94,.3);  color: #86efac; }
.alert-info    { background: rgba(59,130,246,.1); border: 1px solid rgba(59,130,246,.3); color: #93c5fd; }

/* ── Login page ── */
.login-wrap {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 1rem;
    background: var(--bg);
}

.login-box {
    width: 100%; max-width: 380px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    overflow: hidden;
}

.login-header {
    padding: 2rem 2rem 1.25rem;
    text-align: center;
    border-bottom: 1px solid var(--border);
}
.login-logo-img { height: 56px; width: auto; margin: 0 auto 1rem; display: block; }
.login-header p  { font-size: 11px; color: var(--text-dim); letter-spacing: .06em; margin-top: 3px; }

.login-body { padding: 1.5rem 2rem 2rem; display: flex; flex-direction: column; gap: 1rem; }
.login-body label { font-size: 11px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--text-dim); display: block; margin-bottom: 0.35rem; }

.login-foot { padding: 0.75rem 2rem; border-top: 1px solid var(--border); text-align: center; font-size: 10px; color: var(--text-muted); letter-spacing: .06em; }

/* ── Empty state ── */
.empty-state {
    padding: 3rem 1rem; text-align: center; color: var(--text-dim);
}
.empty-state svg { opacity: .25; margin: 0 auto 0.75rem; display: block; }
.empty-state p   { font-size: 13px; }

/* ── Confirm modal ── */
.modal-overlay {
    position: fixed; inset: 0; z-index: 200;
    background: rgba(0,0,0,.6);
    display: flex; align-items: center; justify-content: center;
}
.modal-box {
    background: var(--bg-card); border: 1px solid var(--border-md);
    border-radius: 0.75rem; padding: 1.5rem;
    max-width: 380px; width: 90%;
}
.modal-box h3 { font-size: 15px; font-weight: 700; margin-bottom: 0.5rem; }
.modal-box p  { font-size: 13px; color: var(--text-dim); margin-bottom: 1.25rem; }
.modal-actions { display: flex; gap: 0.75rem; justify-content: flex-end; }