@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Orbitron:wght@400;700;900&family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --ng: #39ff14;
  --nb: #00f0ff;
  --np: #bf00ff;
  --bg: #080b10;
  --panel: #0d1117;
  --panel2: #0a0f18;
  --border: #1a2332;
  --border2: #243044;
  --tp: #e8f4fd;
  --tm: #7a9bb5;
  --td: #4a6480;
  --sidebar-w: 230px;
  --topbar-h: 54px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--tp);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

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

/* ─── LAYOUT ─── */
.layout {
  display: flex;
  min-height: 100vh;
}

/* ─── SIDEBAR ─── */
#sidebar {
  width: var(--sidebar-w);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
  transition: transform 0.3s ease;
}

.sb-logo {
  padding: 1.5rem 1.4rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

.sb-logo-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.sb-logo-svg { flex-shrink: 0; }

.sb-logo-text {
  font-family: 'Orbitron', monospace;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--ng);
  letter-spacing: 1px;
  line-height: 1.1;
}

.sb-logo-text span { color: var(--nb); }

.sb-logo-sub {
  font-size: 0.62rem;
  color: var(--td);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-top: 2px;
  font-family: 'Rajdhani', sans-serif;
}

/* Status widget */
.sb-status {
  margin: 0.85rem 1rem;
  padding: 0.65rem 0.85rem;
  background: var(--panel2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sb-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ng);
  flex-shrink: 0;
  animation: pulse 2s infinite;
}

.sb-dot.offline { background: #ff4444; animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.sb-status-info { min-width: 0; }
.sb-status-val {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ng);
  line-height: 1.2;
}
.sb-status-sub {
  font-size: 0.68rem;
  color: var(--td);
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

/* Nav sections */
.sb-section-label {
  padding: 0.9rem 1.4rem 0.35rem;
  font-size: 0.6rem;
  color: var(--td);
  letter-spacing: 3px;
  text-transform: uppercase;
  font-family: 'Rajdhani', sans-serif;
}

.sb-nav { list-style: none; padding: 0 0.65rem; }

.sb-nav li { margin-bottom: 2px; }

.sb-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.55rem 0.8rem;
  color: var(--tm);
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-left: 2px solid transparent;
  transition: all 0.15s;
  border-radius: 0 4px 4px 0;
}

.sb-nav a:hover {
  color: var(--tp);
  background: rgba(57, 255, 20, 0.05);
}

.sb-nav a.active {
  color: var(--ng);
  border-left-color: var(--ng);
  background: rgba(57, 255, 20, 0.07);
}

.sb-nav .nav-icon {
  width: 18px;
  text-align: center;
  font-size: 14px;
  flex-shrink: 0;
}

.sb-divider {
  height: 1px;
  background: var(--border);
  margin: 0.85rem 1rem;
}

/* External buttons */
.sb-external { padding: 0 0.65rem; margin-bottom: 0.5rem; }

.sb-ext-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 0.5rem 0.8rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--tm);
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: 5px;
  border-radius: 0;
}

.sb-ext-btn:hover { border-color: var(--ng); color: var(--ng); }

.sb-ext-btn.primary {
  border-color: rgba(57, 255, 20, 0.45);
  color: var(--ng);
}

.sb-ext-btn.primary:hover {
  background: var(--ng);
  color: #000;
}

/* Footer */
.sb-footer {
  padding: 1rem 1.4rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.sb-footer p {
  font-size: 0.64rem;
  color: var(--td);
  line-height: 1.6;
}

.sb-age {
  display: inline-block;
  border: 1px solid var(--ng);
  color: var(--ng);
  padding: 2px 8px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-top: 5px;
}

/* ─── MAIN ─── */
#main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ─── TOPBAR ─── */
.topbar {
  height: var(--topbar-h);
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left .page-title {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--tp);
  letter-spacing: 1px;
}

.topbar-left .page-crumb {
  font-size: 0.7rem;
  color: var(--td);
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 1px;
  margin-top: 1px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-ip {
  font-size: 0.72rem;
  color: var(--td);
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 1px;
}

.btn-connect-top {
  background: var(--ng);
  color: #000;
  border: none;
  padding: 7px 18px;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-connect-top:hover { background: #2dd610; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  margin-right: 1rem;
}

.hamburger span {
  width: 22px; height: 2px;
  background: var(--tp);
  display: block;
  transition: all 0.3s;
}

/* ─── PAGE CONTENT ─── */
.page-content {
  padding: 2rem 2.5rem;
  flex: 1;
}

/* ─── SECTION HEADER ─── */
.ph { margin-bottom: 2rem; }
.ph-tag {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ng);
  margin-bottom: 0.4rem;
}
.ph-title {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--tp);
  margin-bottom: 0.5rem;
}
.ph-desc {
  color: var(--tm);
  font-size: 0.88rem;
  line-height: 1.75;
  max-width: 600px;
}

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-block;
  background: var(--ng);
  color: #000;
  border: none;
  padding: 12px 28px;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover { background: #2dd610; }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--nb);
  border: 1px solid var(--nb);
  padding: 12px 28px;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-secondary:hover { background: rgba(0, 240, 255, 0.08); }

/* ─── GRID PATTERNS ─── */
.grid-bg {
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.035) 1px, transparent 1px);
  background-size: 50px 50px;
}

/* ─── CARDS ─── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}
.card:hover { border-color: var(--border2); }
.card.hover-green:hover { border-color: var(--ng); }

/* ─── BADGE ─── */
.badge {
  display: inline-block;
  padding: 2px 10px;
  font-size: 0.65rem;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: 1px solid;
}
.badge-blue  { border-color: var(--nb);  color: var(--nb);  }
.badge-red   { border-color: #ff6b6b;    color: #ff6b6b;    }
.badge-purple{ border-color: var(--np);  color: var(--np);  }
.badge-green { border-color: var(--ng);  color: var(--ng);  }

/* ─── MOBILE OVERLAY ─── */
.sb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 99;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  #sidebar {
    transform: translateX(-100%);
  }
  #sidebar.open {
    transform: translateX(0);
  }
  .sb-overlay.open { display: block; }
  #main { margin-left: 0; }
  .hamburger { display: flex; }
  .topbar-ip { display: none; }
  .page-content { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .page-content { padding: 1rem; }
  .topbar { padding: 0 1rem; }
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); }
::-webkit-scrollbar-thumb:hover { background: var(--ng); }

/* ─── UTILITY ─── */
.text-green { color: var(--ng); }
.text-blue  { color: var(--nb); }
.text-muted { color: var(--tm); }
.font-orb   { font-family: 'Orbitron', monospace; }
.font-raj   { font-family: 'Rajdhani', sans-serif; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.text-center { text-align: center; }