:root {
      --green:       #00ff88;
      --green-dim:   #00c864;
      --green-dark:  #003d22;
      --green-glass: rgba(0, 255, 136, 0.08);
      --red:         #ff3c5a;
      --red-glass:   rgba(255, 60, 90, 0.12);
      --bg:          #050f09;
      --panel:       #0a1a10;
      --border:      rgba(0, 255, 136, 0.18);
      --text-muted:  rgba(0, 255, 136, 0.45);
      --mono:        'Share Tech Mono', monospace;
      --display:     'Rajdhani', sans-serif;
    }

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

    body {
      background: var(--bg);
      min-height: 100vh;
      color: var(--green);
      font-family: var(--mono);
      display: flex;
      flex-direction: column;
      align-items: center;
      overflow-x: hidden;
    }

    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.07) 2px,
        rgba(0,0,0,0.07) 4px
      );
      pointer-events: none;
      z-index: 100;
    }

    /* ── HEADLINE BANNER ── */
    .headline {
      width: 100%;
      background: linear-gradient(90deg, #003d22 0%, #005c30 40%, #003d22 100%);
      border-bottom: 1.5px solid var(--green-dim);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      padding: 14px 32px;
      position: relative;
      overflow: hidden;
    }
    .headline::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent 0%, rgba(0,255,136,0.07) 50%, transparent 100%);
      animation: shimmer 4s ease-in-out infinite;
    }
    @keyframes shimmer {
      0%, 100% { opacity: 0; }
      50%       { opacity: 1; }
    }
    .headline-dot {
      width: 9px; height: 9px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 10px var(--green);
      animation: pulse-dot 2s ease-in-out infinite;
      flex-shrink: 0;
    }
    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50%       { opacity: 0.5; transform: scale(0.7); }
    }
    .headline-text {
      font-family: var(--display);
      font-size: clamp(20px, 4vw, 28px);
      font-weight: 700;
      letter-spacing: 0.22em;
      color: var(--green);
      text-shadow: 0 0 18px rgba(0,255,136,0.6);
      text-transform: uppercase;
      position: relative;
      z-index: 1;
    }

    /* ── MAIN CONTENT ── */
    .container {
      width: min(860px, 95vw);
      padding: 40px 0 60px;
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    /* ── IP CARD ── */
    .ip-card {
      background: var(--panel);
      border: 1.5px solid var(--border);
      border-radius: 12px;
      padding: 36px 40px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 6px;
      position: relative;
      overflow: hidden;
      transition: border-color 0.4s;
    }
    .ip-card::before {
      content: '';
      position: absolute;
      top: -60px; left: 50%;
      transform: translateX(-50%);
      width: 300px; height: 120px;
      background: radial-gradient(ellipse, rgba(0,255,136,0.08) 0%, transparent 70%);
      pointer-events: none;
    }
    .ip-card.changed {
      border-color: var(--red);
      background: var(--red-glass);
      animation: flash-red 0.5s ease;
    }
    @keyframes flash-red {
      0%, 100% { box-shadow: none; }
      50%       { box-shadow: 0 0 40px rgba(255,60,90,0.35); }
    }
    .ip-label {
      font-size: 11px;
      letter-spacing: 0.25em;
      color: var(--text-muted);
      text-transform: uppercase;
    }
    .ip-value {
      font-family: var(--display);
      font-size: clamp(36px, 9vw, 72px);
      font-weight: 700;
      letter-spacing: 0.06em;
      color: var(--green);
      text-shadow: 0 0 30px rgba(0,255,136,0.4);
      transition: color 0.4s, text-shadow 0.4s;
      word-break: break-all;
      text-align: center;
    }
    .ip-card.changed .ip-value {
      color: var(--red);
      text-shadow: 0 0 30px rgba(255,60,90,0.5);
    }

    /* ── GEO DETAILS ── */
    .geo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 12px;
    }
    .geo-cell {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 14px 18px;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .geo-cell-label {
      font-size: 10px;
      letter-spacing: 0.2em;
      color: var(--text-muted);
      text-transform: uppercase;
    }
    .geo-cell-value {
      font-size: 14px;
      color: var(--green);
      font-family: var(--display);
      font-weight: 600;
    }

    /* ── MONITOR TOGGLE BUTTON ── */
    .monitor-wrap {
      display: flex;
      justify-content: center;
    }
    .monitor-btn {
      display: flex;
      align-items: center;
      gap: 12px;
      background: var(--panel);
      border: 1.5px solid var(--green-dim);
      border-radius: 10px;
      padding: 14px 32px;
      color: var(--green);
      font-family: var(--mono);
      font-size: 13px;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .monitor-btn:hover {
      background: var(--green-glass);
      box-shadow: 0 0 20px rgba(0,255,136,0.15);
    }
    .monitor-btn.active {
      border-color: var(--red);
      color: var(--red);
      background: var(--red-glass);
    }
    .monitor-btn.active:hover {
      box-shadow: 0 0 20px rgba(255,60,90,0.2);
    }
    .btn-indicator {
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--green-dim);
      flex-shrink: 0;
      transition: background 0.25s;
    }
    .monitor-btn.active .btn-indicator {
      background: var(--red);
      box-shadow: 0 0 8px var(--red);
      animation: pulse-dot 1s ease-in-out infinite;
    }

    /* ── MONITORING SECTION ── */
    .monitor-section { display: none; }
    .monitor-section.visible { display: flex; flex-direction: column; gap: 24px; }

    /* ── ALERT BANNER ── */
    .alert-banner {
      display: none;
      background: var(--red-glass);
      border: 1.5px solid var(--red);
      border-radius: 8px;
      padding: 16px 24px;
      text-align: center;
      color: var(--red);
      font-size: 14px;
      letter-spacing: 0.08em;
    }
    .alert-banner.visible { display: block; }
    .alert-banner strong { font-size: 16px; display: block; margin-bottom: 4px; }

    /* ── STATUS BAR ── */
    .status-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 10px;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px 20px;
      font-size: 12px;
      color: var(--text-muted);
    }
    .status-stable  { color: var(--green); }
    .status-changed { color: var(--red); font-weight: bold; letter-spacing: 0.05em; }
    .status-item    { display: flex; align-items: center; gap: 8px; }
    .blink          { animation: blink 1s step-end infinite; }
    @keyframes blink { 50% { opacity: 0; } }

    /* ── HISTORY LOG ── */
    .log-panel {
      background: var(--panel);
      border: 1.5px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
    }
    .log-header {
      padding: 14px 20px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .log-header-title {
      font-size: 11px;
      letter-spacing: 0.2em;
      color: var(--text-muted);
      text-transform: uppercase;
    }
    .log-count {
      font-size: 11px;
      background: var(--green-glass);
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 2px 8px;
      color: var(--green-dim);
    }
    .log-body {
      max-height: 320px;
      overflow-y: auto;
      scrollbar-width: thin;
      scrollbar-color: var(--green-dark) transparent;
    }
    .log-body::-webkit-scrollbar { width: 4px; }
    .log-body::-webkit-scrollbar-thumb { background: var(--green-dark); border-radius: 4px; }
    .log-empty {
      padding: 32px;
      text-align: center;
      color: var(--text-muted);
      font-size: 12px;
      letter-spacing: 0.1em;
    }
    .log-row {
      display: grid;
      grid-template-columns: 180px 1fr 80px;
      align-items: center;
      padding: 12px 20px;
      border-bottom: 1px solid rgba(0,255,136,0.06);
      font-size: 13px;
      gap: 16px;
      transition: background 0.2s;
      animation: row-in 0.3s ease;
    }
    @keyframes row-in {
      from { opacity: 0; transform: translateY(-6px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .log-row:hover { background: var(--green-glass); }
    .log-row:last-child { border-bottom: none; }
    .log-row.initial { color: var(--green); }
    .log-row.changed { color: var(--red); }
    .log-ts   { color: var(--text-muted); font-size: 12px; }
    .log-ip   { font-family: var(--display); font-weight: 600; font-size: 15px; }
    .log-badge {
      font-size: 10px;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 2px 8px;
      border-radius: 4px;
      text-align: center;
    }
    .badge-initial { background: rgba(0,255,136,0.1);  color: var(--green-dim); border: 1px solid rgba(0,255,136,0.2); }
    .badge-same    { background: rgba(0,255,136,0.05); color: var(--text-muted); border: 1px solid rgba(0,255,136,0.1); }
    .badge-changed { background: rgba(255,60,90,0.12); color: var(--red);        border: 1px solid rgba(255,60,90,0.3); }

    /* ── FOOTER ── */
    .watermark {
      margin-top: 8px;
      font-size: 11px;
      color: rgba(0,255,136,0.15);
      letter-spacing: 0.15em;
      text-align: center;
    }

    @media (max-width: 540px) {
      .ip-card  { padding: 28px 20px; }
      .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
      .stat-value { font-size: 28px; }
      .log-row  { grid-template-columns: 1fr 1fr; }
      .log-row .log-badge { display: none; }
    }

/* ── NAV DROPDOWN (shared shell) ── */
.nav-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.nav-dropdown {
  position: relative;
}
.nav-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 18px;
  cursor: pointer;
}
.nav-btn:hover { background: var(--green-glass); }
.nav-menu {
  display: none;
  position: absolute;
  top: 110%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 200px;
  overflow: hidden;
  z-index: 10;
}
.nav-menu.open { display: block; }
.nav-menu a {
  display: block;
  padding: 10px 16px;
  color: var(--green);
  text-decoration: none;
  font-size: 13px;
  border-bottom: 1px solid rgba(0,255,136,0.06);
}
.nav-menu a:last-child { border-bottom: none; }
.nav-menu a:hover { background: var(--green-glass); }

/* ── SITE FOOTER ── */
.site-footer {
  text-align: center;
  font-size: 14px;
  color: rgba(0,255,136,0.35);
  line-height: 2;
  letter-spacing: 0.02em;
}