/* ===========================================================
   Energoflex VPP — Futurist UI
   Paleta: deep space + neon cyan/magenta + glassmorphism
   =========================================================== */

:root {
    --bg-0: #050814;
    --bg-1: #0a1024;
    --bg-2: #101a36;
    --glass: rgba(20, 30, 60, 0.45);
    --glass-strong: rgba(20, 30, 60, 0.72);
    --border: rgba(120, 200, 255, 0.18);
    --border-strong: rgba(120, 200, 255, 0.45);
    --text: #e6f1ff;
    --text-mute: #8aa0c5;
    --text-dim: #5a6e94;
    --accent: #00ffd1;       /* cyan-mint */
    --accent-2: #7b5cff;     /* purple */
    --accent-3: #ff3ea0;     /* magenta */
    --pv: #ffd84b;
    --batt: #00ffd1;
    --grid: #7b5cff;
    --load: #ff3ea0;
    --ok: #2dd4bf;
    --warn: #fbbf24;
    --err:  #ff5a87;
    --radius: 16px;
    --shadow-glow: 0 0 0 1px var(--border), 0 0 40px -10px rgba(0, 255, 209, 0.25);
}

* { box-sizing: border-box; }
html, body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: radial-gradient(ellipse at 20% 0%, #14224a 0%, transparent 60%),
                radial-gradient(ellipse at 80% 100%, #2a1452 0%, transparent 55%),
                var(--bg-0);
    color: var(--text);
    font-family: 'Space Grotesk', system-ui, -apple-system, Segoe UI, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    overflow-x: hidden;
}
.mono, code, .small { font-family: 'JetBrains Mono', ui-monospace, monospace; }

/* fundal grid + linie scan */
.grid-bg {
    position: fixed; inset: 0; pointer-events: none; z-index: 0;
    background-image:
        linear-gradient(rgba(120,200,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120,200,255,0.05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}
.scan-line {
    position: fixed; inset: 0; pointer-events: none; z-index: 1;
    background: linear-gradient(180deg, transparent 0%, rgba(0,255,209,0.04) 50%, transparent 100%);
    background-size: 100% 8px;
    animation: scan 6s linear infinite;
    opacity: 0.5;
}
@keyframes scan {
    0% { background-position: 0 0; }
    100% { background-position: 0 100vh; }
}

/* ----------------- TOPBAR ----------------- */
.topbar {
    position: sticky; top: 0; z-index: 10;
    display: flex; align-items: center; gap: 28px;
    padding: 16px 28px;
    background: rgba(5, 8, 20, 0.78);
    backdrop-filter: blur(14px) saturate(150%);
    border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 240px; }
.brand-name { font-size: 18px; font-weight: 700; letter-spacing: 0.5px; }
.brand-tag  { font-size: 11px; color: var(--text-mute); letter-spacing: 1px; text-transform: uppercase; }

.logo-mark {
    width: 36px; height: 36px;
    border-radius: 10px;
    background:
        conic-gradient(from 220deg at 50% 50%, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
    position: relative;
    box-shadow: 0 0 24px rgba(0, 255, 209, 0.45), inset 0 0 12px rgba(255,255,255,0.18);
}
.logo-mark::after {
    content: ''; position: absolute; inset: 6px;
    border-radius: 6px; background: var(--bg-0);
    box-shadow: inset 0 0 0 1px var(--border-strong);
}
.logo-mark::before {
    content: ''; position: absolute; left: 50%; top: 50%; width: 14px; height: 14px;
    transform: translate(-50%,-50%);
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    clip-path: polygon(50% 0,100% 50%,50% 100%,0 50%);
    z-index: 2;
}
.logo-mark.big { width: 72px; height: 72px; border-radius: 18px; }
.logo-mark.big::after { inset: 10px; border-radius: 12px; }
.logo-mark.big::before { width: 28px; height: 28px; }

.nav { flex: 1; display: flex; gap: 4px; }
.nav a {
    color: var(--text-mute); text-decoration: none;
    padding: 10px 16px; border-radius: 10px;
    font-weight: 500;
    transition: all 0.18s ease;
    border: 1px solid transparent;
}
.nav a:hover { color: var(--text); background: rgba(120,200,255,0.06); }
.nav a.active {
    color: var(--text); background: rgba(0, 255, 209, 0.08);
    border-color: var(--border-strong);
    box-shadow: 0 0 18px -4px rgba(0,255,209,0.4);
}

.status { display: flex; align-items: center; gap: 12px; }
.pulse {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 0 rgba(0,255,209,0.6);
    animation: pulse 1.8s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0,255,209,0.6); }
    70% { box-shadow: 0 0 0 14px rgba(0,255,209,0); }
    100% { box-shadow: 0 0 0 0 rgba(0,255,209,0); }
}
.status-line { font-weight: 600; font-size: 13px; }
.status-sub  { font-size: 11px; color: var(--text-mute); }
.user-chip { display: flex; align-items: center; gap: 6px; padding-left: 12px; margin-left: 4px; border-left: 1px solid var(--border); }
.user-name { font-size: 12px; color: var(--text-mute); white-space: nowrap; }
.tbl-compact th, .tbl-compact td { padding: 8px 10px; font-size: 12px; }
.verify-row { display: flex; gap: 12px; align-items: flex-end; }
.verify-row .btn { white-space: nowrap; }
.logout {
    color: var(--text-mute); text-decoration: none;
    width: 32px; height: 32px; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--border);
}
.logout:hover { color: var(--accent); border-color: var(--border-strong); }

/* ----------------- MAIN LAYOUT ----------------- */
.main {
    position: relative; z-index: 2;
    max-width: 1480px; margin: 0 auto;
    padding: 28px;
    display: flex; flex-direction: column; gap: 24px;
}

.kicker {
    font-size: 11px; letter-spacing: 2.4px; text-transform: uppercase;
    color: var(--accent); font-weight: 600;
    margin-bottom: 4px;
}

h1 { font-size: 32px; font-weight: 700; margin: 0 0 6px; letter-spacing: -0.5px; }
h2 { font-size: 17px; font-weight: 600; margin: 0; letter-spacing: 0.2px; }
.muted { color: var(--text-mute); }
.center { text-align: center; }
.small  { font-size: 12px; }

/* ----------------- HERO ----------------- */
.hero {
    display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center;
    padding: 28px;
    background: linear-gradient(135deg, rgba(0,255,209,0.07), rgba(123,92,255,0.07));
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; right: -100px; top: -100px;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(0,255,209,0.25), transparent 70%);
    filter: blur(10px);
}
.hero-text { position: relative; z-index: 2; }
.hero-title {
    background: linear-gradient(120deg, #fff 0%, var(--accent) 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-sub  { color: var(--text-mute); max-width: 520px; margin: 0; }

.hero-kpis {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
    position: relative; z-index: 2;
}
.kpi {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px 18px;
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
}
.kpi:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.kpi-label { font-size: 11px; color: var(--text-mute); letter-spacing: 1.5px; text-transform: uppercase; }
.kpi-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px; font-weight: 600; margin-top: 6px;
    color: var(--accent);
    text-shadow: 0 0 16px rgba(0, 255, 209, 0.35);
}
.kpi-sub { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* ----------------- PANELS ----------------- */
.panel {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 24px;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-glow);
}
.panel-grid {
    display: grid; grid-template-columns: 2fr 1fr; gap: 24px;
}
.panel-wide { grid-column: 1 / -1; }
.panel-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 16px;
    gap: 12px; flex-wrap: wrap;
}
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--text-mute); }

/* Chart canvases — container cu inaltime fixa pentru a evita feedback loop responsive */
canvas#flowChart, canvas#marketChart {
    width: 100% !important;
    max-height: 320px !important;
    display: block;
}
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; vertical-align: middle; }
.dot.pv { background: var(--pv); box-shadow: 0 0 8px var(--pv); }
.dot.batt { background: var(--batt); box-shadow: 0 0 8px var(--batt); }
.dot.grid { background: var(--grid); box-shadow: 0 0 8px var(--grid); }
.dot.load { background: var(--load); box-shadow: 0 0 8px var(--load); }

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 10px; font-weight: 600; letter-spacing: 1.2px;
    background: rgba(0,255,209,0.08);
    color: var(--accent);
    border: 1px solid rgba(0,255,209,0.3);
}
.badge.ok  { background: rgba(0,255,209,0.08); color: var(--accent); border-color: rgba(0,255,209,0.3); }
.badge.off { background: rgba(255,90,135,0.08); color: var(--err); border-color: rgba(255,90,135,0.3); }
.chip {
    display: inline-block; padding: 3px 9px;
    border-radius: 6px; font-size: 11px;
    background: rgba(120,200,255,0.06); color: var(--text);
    border: 1px solid var(--border);
    font-family: 'JetBrains Mono', monospace;
}
.chip-cyan { background: rgba(0,255,209,0.08); color: var(--accent); border-color: rgba(0,255,209,0.3); }
.chip-pink { background: rgba(255,62,160,0.08); color: var(--accent-3); border-color: rgba(255,62,160,0.3); }
.chip-make { background: rgba(123,92,255,0.08); color: var(--accent-2); border-color: rgba(123,92,255,0.35); font-weight: 600; }

/* ----------------- FLEX BARS ----------------- */
.flex-bars { display: flex; flex-direction: column; gap: 14px; }
.flex-bars > div { display: grid; grid-template-columns: 80px 1fr 90px; gap: 12px; align-items: center; }
.flex-bars span { font-size: 12px; color: var(--text-mute); }
.flex-bars strong { font-family: 'JetBrains Mono', monospace; text-align: right; }
.bar {
    height: 10px; background: rgba(120,200,255,0.08);
    border-radius: 6px; overflow: hidden; border: 1px solid var(--border);
}
.bar-fill { height: 100%; transition: width 0.6s ease; border-radius: 6px; }
.bar-fill.up   { background: linear-gradient(90deg, var(--accent), var(--accent-2)); box-shadow: 0 0 8px var(--accent); }
.bar-fill.down { background: linear-gradient(90deg, var(--accent-3), var(--accent-2)); box-shadow: 0 0 8px var(--accent-3); }
.hint { margin-top: 14px; font-size: 12px; color: var(--text-dim); }

/* ----------------- INV CARDS ----------------- */
.inv-grid {
    display: grid; gap: 18px;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
}
.inv-card {
    background: linear-gradient(135deg, rgba(20,30,60,0.6), rgba(20,30,60,0.3));
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}
.inv-card::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
    opacity: 0.7;
}
.inv-card:hover { transform: translateY(-3px); border-color: var(--border-strong); }

.inv-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 14px; }
.inv-title { font-weight: 600; font-size: 15px; }
.inv-sub { font-size: 11px; color: var(--text-mute); margin-top: 2px; font-family: 'JetBrains Mono', monospace; }

.inv-rows {
    display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px;
    margin-bottom: 14px;
}
.inv-rows > div { display: flex; justify-content: space-between; align-items: baseline; padding: 6px 0; border-bottom: 1px dashed var(--border); }
.inv-rows span { font-size: 11px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.5px; }
.inv-rows b { font-family: 'JetBrains Mono', monospace; font-weight: 500; font-size: 13px; color: var(--text); }

.soc-row { display: grid; grid-template-columns: 40px 1fr 60px; gap: 10px; align-items: center; }
.soc-row span { font-size: 11px; color: var(--text-mute); }
.soc-row b { font-family: 'JetBrains Mono', monospace; text-align: right; color: var(--accent); }
.soc-bar { height: 8px; background: rgba(120,200,255,0.08); border-radius: 4px; overflow: hidden; border: 1px solid var(--border); }
.soc-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-3) 0%, var(--accent) 50%, var(--accent-2) 100%);
    transition: width 0.6s ease;
    box-shadow: 0 0 8px var(--accent);
}

/* ----------------- BUTTONS ----------------- */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 18px;
    border-radius: 10px;
    font-family: inherit; font-size: 13px; font-weight: 600;
    cursor: pointer; text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.18s ease;
    letter-spacing: 0.3px;
}
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; padding: 14px 18px; font-size: 14px; }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #051430; box-shadow: 0 4px 24px -6px rgba(0,255,209,0.5);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 28px -4px rgba(0,255,209,0.7); }
.btn-ghost {
    background: rgba(120,200,255,0.06);
    color: var(--text);
    border-color: var(--border);
}
.btn-ghost:hover { background: rgba(0,255,209,0.08); border-color: var(--border-strong); color: var(--accent); }
.btn-danger {
    background: rgba(255,90,135,0.08);
    color: var(--err);
    border-color: rgba(255,90,135,0.3);
}
.btn-danger:hover { background: rgba(255,90,135,0.18); }

/* ----------------- TABLE ----------------- */
.tbl {
    width: 100%; border-collapse: collapse;
}
.tbl th, .tbl td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.tbl th {
    font-weight: 500; font-size: 11px;
    text-transform: uppercase; letter-spacing: 1px;
    color: var(--text-mute);
}
.tbl tr.row-off { opacity: 0.4; }
.tbl tr:hover td { background: rgba(120,200,255,0.03); }
.row-actions { white-space: nowrap; display: flex; gap: 6px; }

/* ----------------- FORMS ----------------- */
.page-head {
    display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.page-head p { margin: 6px 0 0; }

.form { display: flex; flex-direction: column; gap: 18px; }
.form-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.form-grid .col-2 { grid-column: span 2; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; }
.form-grid label > span,
.form label > span {
    font-size: 11px; color: var(--text-mute);
    text-transform: uppercase; letter-spacing: 1px;
}
input, select, textarea {
    background: rgba(5, 8, 20, 0.6);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    color: var(--text);
    font-family: inherit; font-size: 14px;
    transition: all 0.18s ease;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0,255,209,0.15);
    background: rgba(5, 8, 20, 0.85);
}
.checkbox { flex-direction: row !important; align-items: center; gap: 10px !important; }
.checkbox input { width: 18px; height: 18px; }
.form-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; }

/* Rezultat test conexiune invertor */
.conn-test-result {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 13px;
    background: rgba(5,8,20,0.5);
}
.conn-test-result.ok      { border-color: rgba(0,255,209,0.45); background: rgba(0,255,209,0.06); }
.conn-test-result.fail    { border-color: rgba(255,90,135,0.45); background: rgba(255,90,135,0.06); }
.conn-test-result.testing { border-color: rgba(123,92,255,0.45); background: rgba(123,92,255,0.06); }
.ct-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.ct-head b { font-size: 14px; }
.ct-meta { font-size: 11px; color: var(--text-mute); font-family: 'JetBrains Mono', monospace; }
.ct-meta code { background: rgba(120,200,255,0.08); padding: 1px 6px; border-radius: 4px; color: var(--accent); }
.ct-body { color: var(--text-mute); font-family: 'JetBrains Mono', monospace; font-size: 12px; line-height: 1.6; word-break: break-word; }
.spin {
    display: inline-block; width: 14px; height: 14px;
    border: 2px solid rgba(123,92,255,0.3);
    border-top-color: var(--accent-2);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle; margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ----------------- FLASH ----------------- */
.flash {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 13px;
    border: 1px solid var(--border-strong);
}
.flash.ok  { background: rgba(0,255,209,0.06); color: var(--accent); border-color: rgba(0,255,209,0.3); }
.flash.err { background: rgba(255,90,135,0.06); color: var(--err); border-color: rgba(255,90,135,0.3); }

/* ----------------- KV ----------------- */
.kv {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}
.kv > div {
    background: rgba(5, 8, 20, 0.45);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px;
}
.kv span { font-size: 11px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 6px; }
.kv b { font-family: 'JetBrains Mono', monospace; font-size: 15px; color: var(--text); }
.kv b.up { color: var(--accent); }
.kv b.down { color: var(--accent-3); }

/* ----------------- FOOTER ----------------- */
.footer {
    max-width: 1480px; margin: 0 auto;
    padding: 18px 28px 28px;
    color: var(--text-dim); font-size: 12px;
    display: flex; justify-content: space-between;
    border-top: 1px solid var(--border);
}

/* ----------------- LOGIN ----------------- */
.login-body {
    display: flex; align-items: center; justify-content: center; min-height: 100vh;
}
.login-wrap {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    max-width: 1100px; width: 92%;
    padding: 60px;
    background: var(--glass-strong);
    border: 1px solid var(--border-strong);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 80px -10px rgba(0,255,209,0.3);
}
.login-side { display: flex; flex-direction: column; gap: 14px; justify-content: center; }
.login-brand {
    margin: 0; font-size: 36px; font-weight: 700;
    background: linear-gradient(120deg, #fff, var(--accent));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.login-tag { color: var(--text-mute); margin: 0; }
.login-list {
    list-style: none; padding: 0; margin: 16px 0 0;
    display: flex; flex-direction: column; gap: 10px;
}
.login-list li {
    padding-left: 22px; position: relative;
    color: var(--text-mute); font-size: 14px;
}
.login-list li::before {
    content: ''; position: absolute; left: 0; top: 9px;
    width: 8px; height: 8px;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    transform: rotate(45deg);
}
.login-card {
    display: flex; flex-direction: column; gap: 14px;
    background: var(--bg-1);
    border: 1px solid var(--border-strong);
    border-radius: 18px;
    padding: 36px;
}
.login-card h2 { font-size: 22px; margin-bottom: 8px; }
.login-card label { display: flex; flex-direction: column; gap: 6px; }
.login-card label > span { font-size: 11px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 1px; }
.login-hint { font-size: 12px; color: var(--text-dim); text-align: center; margin: 8px 0 0; }
.login-hint code { background: rgba(120,200,255,0.06); padding: 1px 6px; border-radius: 4px; color: var(--accent); }

/* ----------------- RESPONSIVE ----------------- */
@media (max-width: 1100px) {
    .hero { grid-template-columns: 1fr; }
    .panel-grid { grid-template-columns: 1fr; }
    .login-wrap { grid-template-columns: 1fr; padding: 40px 28px; }
    .nav { display: none; }
}
@media (max-width: 700px) {
    .topbar { padding: 12px 16px; flex-wrap: wrap; gap: 12px; }
    .main { padding: 16px; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid .col-2 { grid-column: span 1; }
    .hero { padding: 20px; }
    .hero-kpis { grid-template-columns: 1fr; }
    h1 { font-size: 24px; }
    .tbl th:nth-child(3), .tbl td:nth-child(3),
    .tbl th:nth-child(4), .tbl td:nth-child(4),
    .tbl th:nth-child(7), .tbl td:nth-child(7) { display: none; }
}