:root {
    --sidebar-width: 300px;
    --primary: #22d3ee;
    --primary-hot: #67e8f9;
    --primary-dark: #0891b2;
    --primary-dim: rgba(34, 211, 238, 0.12);
    --bg-void: #020617;
    --bg-dark: #070b14;
    --bg-card: #0b1220;
    --bg-card-hover: #111827;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --border-color: rgba(56, 189, 248, 0.14);
    --border-strong: rgba(34, 211, 238, 0.45);
    --live: #34d399;
    --danger: #f43f5e;
    --warn: #f59e0b;
    --shadow: 0 8px 24px rgba(2, 6, 23, 0.35);
    --radius: 12px;
    --transition: 200ms cubic-bezier(0.22, 1, 0.36, 1);
    --font-ui: "IBM Plex Sans", "IBM Plex Sans Arabic", sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { min-height: 100%; }
body {
    font-family: var(--font-ui);
    background: var(--bg-void);
    color: var(--text-primary);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, .sidebar-brand h2, .topbar-left h4 {
    letter-spacing: -0.02em;
}

::-webkit-scrollbar { width: 7px; height: 7px; }
::-webkit-scrollbar-track { background: #020617; }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), #164e63);
    border-radius: 8px;
}

.fx-grid, .fx-vignette { pointer-events: none; position: fixed; inset: 0; z-index: 0; }
.fx-grid {
    background-image:
        linear-gradient(rgba(34, 211, 238, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 211, 238, 0.03) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at 80% 0%, black 8%, transparent 58%);
}
.fx-vignette {
    background: radial-gradient(700px 280px at 6% -12%, rgba(34, 211, 238, 0.05), transparent 55%);
}

@keyframes fadeInUp {
    from { opacity: 0; }
    to { opacity: 1; }
}

.sidebar, .main-content { position: relative; z-index: 3; }

.sidebar {
    position: fixed; top: 0; left: 0; width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, #07101c 0%, #050914 100%);
    border-right: 1px solid var(--border-color);
    overflow-y: auto; z-index: 1000;
}
.sidebar::before {
    content: "";
    position: absolute; top: 0; bottom: 0; left: 0; width: 2px;
    background: linear-gradient(180deg, var(--primary), transparent 42%, var(--live));
}

.sidebar-brand {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border-color);
    background: radial-gradient(420px 110px at 0% 0%, rgba(34,211,238,0.12), transparent 70%);
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 12px;
    align-items: center;
}
.brand-mark { width: 40px; height: 40px; }
.brand-mark svg { width: 40px; height: 40px; display: block; }
.sidebar-brand h2 {
    font-weight: 700; font-size: 20px; line-height: 1.05;
    color: var(--text-primary); margin: 0;
}
.sidebar-brand h2 span { color: var(--primary); }
.sidebar-brand small {
    color: var(--text-secondary);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: block;
    margin-top: 5px;
    font-family: var(--font-mono);
}
.brand-live {
    grid-column: 1 / -1;
    display: flex; align-items: center; gap: 8px;
    margin-top: 2px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--live);
    font-weight: 600;
}
.brand-live .dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--live);
}

.sidebar-search { padding: 14px 16px 8px; }
.sidebar-search input {
    width: 100%; padding: 10px 14px;
    border-radius: 8px;
    background: #050814;
    border: 1px solid var(--border-color);
    color: var(--text-primary); font-size: 13px;
    transition: var(--transition);
}
.sidebar-search input:focus {
    outline: none;
    border-color: var(--border-strong);
    box-shadow: 0 0 0 3px var(--primary-dim);
}
.sidebar-search input::placeholder { color: var(--text-secondary); }

.sidebar-actions {
    padding: 8px 16px 14px;
    border-bottom: 1px solid var(--border-color);
    display: flex; gap: 8px; flex-wrap: wrap;
}
.sidebar-actions .btn-action {
    flex: 1;
    padding: 7px 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: var(--transition);
    display: flex; align-items: center; justify-content: center; gap: 6px;
}
.sidebar-actions .btn-action:hover {
    border-color: var(--border-strong);
    color: var(--primary-hot);
    background: var(--primary-dim);
}
.sidebar-actions .btn-action i { font-size: 11px; }

.sidebar-menu { padding: 10px 0 28px; }
.sidebar-section { margin-bottom: 2px; overflow: hidden; }
.sidebar-section.collapsed .sidebar-children {
    max-height: 0 !important; opacity: 0; padding: 0; overflow: hidden;
}
.sidebar-section-title {
    padding: 9px 18px;
    color: #7dd3fc;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-weight: 700;
    font-family: var(--font-mono);
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; user-select: none;
    transition: var(--transition);
    margin: 0 8px;
    border-radius: 6px;
}
.sidebar-section-title:hover { background: var(--primary-dim); color: var(--primary-hot); }
.sidebar-section-title .toggle-icon {
    font-size: 11px; transition: var(--transition); color: var(--text-secondary);
}
.sidebar-section-title .toggle-icon.rotated { transform: rotate(180deg); }

.sidebar-children {
    max-height: 1400px; opacity: 1;
    transition: max-height 0.32s ease, opacity 0.22s ease;
    overflow: hidden;
}
.sidebar-item {
    display: flex; align-items: center; gap: 12px;
    padding: 8px 18px 8px 28px;
    color: var(--text-secondary); text-decoration: none;
    font-size: 13px; font-weight: 500;
    border-left: 2px solid transparent;
    transition: var(--transition);
    position: relative;
}
.sidebar-item:hover {
    background: var(--primary-dim);
    color: var(--text-primary);
    border-left-color: var(--primary);
}
.sidebar-item.active {
    background: linear-gradient(90deg, rgba(34,211,238,0.16), transparent 75%);
    color: var(--primary-hot);
    border-left-color: var(--primary-hot);
}
.sidebar-item.active::after {
    content: "";
    position: absolute; right: 14px; width: 5px; height: 5px; border-radius: 50%;
    background: var(--primary-hot);
}
.sidebar-item i, .sidebar-item .item-icon { width: 18px; font-size: 13px; color: inherit; }

.main-content {
    margin-left: var(--sidebar-width);
    padding: 22px 32px 48px;
    min-height: 100vh;
}

.topbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 4px 0 18px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 22px;
    flex-wrap: wrap; gap: 16px;
    position: relative;
}
.topbar::after {
    content: "";
    position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
    background: linear-gradient(90deg, var(--primary), transparent 55%);
    opacity: 0.55;
}
.topbar-left h4 {
    font-weight: 700; font-size: 22px; margin: 0;
}
.topbar-left nav { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }
.topbar-left nav a { color: var(--text-secondary); text-decoration: none; }
.topbar-left nav a:hover { color: var(--primary-hot); }

.topbar-right .user-info {
    display: flex; align-items: center; gap: 10px;
    background: rgba(11, 18, 32, 0.82);
    padding: 7px 12px 7px 8px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
}
.topbar-right .user-info .avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: radial-gradient(circle at 30% 28%, var(--primary-hot), #0e7490);
    display: flex; align-items: center; justify-content: center;
    color: #042f2e; font-weight: 800; font-size: 13px;
}
.topbar-right .user-info a { color: var(--text-secondary); font-size: 12px; margin-inline-start: 8px; text-decoration: none; }
.topbar-right .user-info a:hover { color: var(--danger); }

.page-card {
    background: linear-gradient(180deg, rgba(11,18,32,0.92), rgba(7,11,20,0.88));
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.page-card::before {
    content: "";
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, var(--primary), transparent 68%);
}
.page-card h2 { font-weight: 700; margin-bottom: 6px; font-size: 24px; }
.page-card .subtitle { color: var(--text-secondary); margin-bottom: 24px; font-size: 14px; }

.info-item {
    background: rgba(5, 8, 20, 0.7);
    padding: 16px 18px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    display: flex; align-items: center; gap: 12px;
    transition: var(--transition);
}
.info-item:hover {
    border-color: var(--border-strong);
}
.info-item i { color: var(--primary); font-size: 18px; width: 24px; }

.form-control-custom, select.form-control-custom, textarea.form-control-custom {
    background: #050814; border: 1px solid var(--border-color);
    color: var(--text-primary); padding: 10px 16px;
    border-radius: 8px; width: 100%;
    transition: var(--transition);
}
.form-control-custom:focus {
    outline: none; border-color: var(--border-strong);
    box-shadow: 0 0 0 3px var(--primary-dim);
}
.form-control-custom::placeholder { color: var(--text-secondary); }

.btn-primary-custom {
    background: linear-gradient(180deg, #22d3ee, #0891b2);
    color: #042f2e; border: none;
    padding: 10px 22px; border-radius: 8px; font-weight: 700;
    transition: var(--transition);
}
.btn-primary-custom:hover {
    filter: brightness(1.06);
    color: #042f2e;
}
.btn-outline-custom {
    background: transparent; color: var(--text-secondary);
    border: 1px solid var(--border-color); padding: 10px 22px;
    border-radius: 8px; font-weight: 600;
    transition: var(--transition);
}
.btn-outline-custom:hover {
    border-color: var(--border-strong);
    color: var(--primary-hot);
    background: var(--primary-dim);
}
.btn-success-custom {
    background: #059669; color: #ecfdf5; border: none;
    padding: 8px 16px; border-radius: 6px; font-weight: 600;
    transition: var(--transition);
}
.btn-success-custom:hover { filter: brightness(1.08); }
.btn-danger-custom {
    background: #9f1239; color: #ffe4e6; border: none;
    padding: 8px 16px; border-radius: 6px; font-weight: 600;
    transition: var(--transition);
}
.btn-danger-custom:hover { background: var(--danger); }

.status-badge {
    display: inline-block; padding: 2px 10px; border-radius: 999px;
    font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
    font-family: var(--font-mono); text-transform: uppercase;
}
.status-badge.running, .status-badge.active, .status-badge.true {
    background: rgba(52,211,153,0.12); color: var(--live);
}
.status-badge.stopped, .status-badge.inactive, .status-badge.false {
    background: rgba(244,63,94,0.12); color: #fb7185;
}

.sidebar-toggle {
    display: none; background: var(--bg-card); border: 1px solid var(--border-color);
    color: var(--text-primary); padding: 8px 14px; border-radius: 8px;
    font-size: 18px; cursor: pointer; transition: var(--transition);
}
.sidebar-toggle:hover { border-color: var(--primary); color: var(--primary-hot); }

.section-count {
    font-size: 10px;
    background: #050814;
    padding: 1px 7px;
    border-radius: 10px;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    font-family: var(--font-mono);
}

.lang-switch { display: flex; gap: 4px; flex-wrap: wrap; }
.lang-switch a {
    color: var(--text-secondary); text-decoration: none; font-size: 11px; font-weight: 700;
    padding: 4px 8px; border-radius: 6px; border: 1px solid var(--border-color);
}
.lang-switch a.active, .lang-switch a:hover {
    color: #042f2e; background: var(--primary); border-color: var(--primary);
}

.table { color: var(--text-primary); --bs-table-bg: transparent; --bs-table-color: var(--text-primary); }
.table thead th {
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 11px;
    color: var(--primary);
    border-color: var(--border-color) !important;
    background: rgba(34,211,238,0.05);
}
.table td { border-color: var(--border-color) !important; font-size: 13px; }
.table tbody tr:hover { background: var(--primary-dim); }
pre { font-family: var(--font-mono) !important; }

.svc-chip {
    background: rgba(5, 8, 20, 0.7);
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}
.svc-chip:hover { border-color: var(--border-strong); }

@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); width: 280px; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 16px; }
    .sidebar-toggle { display: inline-flex; }
}

html[dir="rtl"] body { font-family: "IBM Plex Sans Arabic", var(--font-ui); }
html[dir="rtl"] .sidebar {
    left: auto; right: 0;
    border-right: 0; border-left: 1px solid var(--border-color);
}
html[dir="rtl"] .sidebar::before { left: auto; right: 0; }
html[dir="rtl"] .main-content { margin-left: 0; margin-right: var(--sidebar-width); }
html[dir="rtl"] .sidebar-item { border-left: 0; border-right: 2px solid transparent; padding: 8px 28px 8px 18px; }
html[dir="rtl"] .sidebar-item:hover, html[dir="rtl"] .sidebar-item.active { border-right-color: var(--primary-hot); }
html[dir="rtl"] .sidebar-item.active::after { right: auto; left: 12px; }
html[dir="rtl"] .lang-switch { margin-left: 0; margin-right: 12px; }
html[dir="rtl"] .fa-chevron-right { transform: scaleX(-1); }
html[dir="rtl"] .topbar::after { transform-origin: right; }
@media (max-width: 1024px) {
    html[dir="rtl"] .sidebar { transform: translateX(100%); }
    html[dir="rtl"] .sidebar.open { transform: translateX(0); }
    html[dir="rtl"] .main-content { margin-right: 0; }
}

body.auth-screen {
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
}
body.auth-screen .card {
    width: 100%; max-width: 440px;
    background: linear-gradient(180deg, rgba(11,18,32,0.94), rgba(5,8,20,0.92));
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 36px;
    position: relative;
    z-index: 3;
    box-shadow: var(--shadow);
}
body.auth-screen .card::before {
    content: "";
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, var(--primary), transparent);
}
body.auth-screen h1 { margin: 0 0 6px; font-size: 28px; }
body.auth-screen h1 span { color: var(--primary); }
body.auth-screen .sub { color: var(--text-secondary); font-size: 13px; margin-bottom: 24px; }
body.auth-screen label {
    display: block; font-size: 12px; font-weight: 700; margin: 14px 0 6px;
    letter-spacing: 0.06em; color: var(--text-secondary);
    font-family: var(--font-mono); text-transform: uppercase;
}
body.auth-screen input {
    width: 100%; padding: 12px 14px; border-radius: 8px;
    border: 1px solid var(--border-color); background: #050814; color: var(--text-primary);
}
body.auth-screen input:focus { outline: none; border-color: var(--border-strong); box-shadow: 0 0 0 3px var(--primary-dim); }
body.auth-screen button {
    width: 100%; margin-top: 22px; padding: 13px 16px; border: 0; border-radius: 8px;
    background: linear-gradient(180deg, #22d3ee, #0891b2);
    color: #042f2e; font-weight: 800; cursor: pointer;
}
body.auth-screen button:hover { filter: brightness(1.06); }
body.auth-screen .alert {
    background: rgba(244,63,94,.12); border: 1px solid var(--danger); color: #fecdd3;
    padding: 10px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 12px;
}
body.auth-screen .ok { background: rgba(52,211,153,.12); border-color: var(--live); color: #bbf7d0; }
body.auth-screen .langs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
body.auth-screen .langs a {
    color: var(--text-secondary); text-decoration: none; font-size: 12px; font-weight: 700;
    padding: 4px 8px; border: 1px solid var(--border-color); border-radius: 6px;
}
body.auth-screen .langs a.active, body.auth-screen .langs a:hover {
    color: #042f2e; background: var(--primary); border-color: var(--primary);
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
}