*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body, button, input, select, textarea { font-family: 'Inter', sans-serif; }
.fa-solid, .fas { font-family: "Font Awesome 6 Free" !important; font-weight: 900; }
.fa-brands, .fab { font-family: "Font Awesome 6 Brands" !important; font-weight: 400; }

:root {
  /* ── ITSM + Monitoring (violet — distinct high contrast) ── */
  --blue:      #8b5cf6;
  --blue-bdr:  rgba(147, 51, 234, 0.45);
  --blue-bg:   #f3e8ff;
  --blue-text: #581c87;

  /* ── Ops + Vendor Platforms (teal/emerald — high contrast) ── */
  --teal:      #10b981;
  --teal-bdr:  rgba(16, 185, 129, 0.45);
  --teal-bg:   #ecfdf5;
  --teal-text: #064e3b;

  /* ── LLM (cobalt blue — high contrast) ── */
  --purple:    #2563eb;
  --pur-bdr:   rgba(59, 130, 246, 0.45);
  --pur-bg:    #eff6ff;

  /* ── General ── */
  --green:     #10b981;
  --text:      #0f172a;
  --text-sub:  #334155;
  --card-bg:   #ffffff;
  --card-shadow: 0 4px 24px rgba(0,0,0,0.10), 0 1px 4px rgba(0,0,0,0.06);
  --badge-bg:  #ffffff;
}

[data-theme="dark"] {
  /* ── ITSM + Monitoring (violet) ── */
  --blue:      #c084fc;
  --blue-bdr:  rgba(192, 132, 252, 0.45);
  --blue-bg:   rgba(88, 28, 135, 0.55);
  --blue-text: #f3e8ff;

  /* ── Ops + Vendor Platforms (teal) ── */
  --teal:      #34d399;
  --teal-bdr:  rgba(52, 211, 153, 0.45);
  --teal-bg:   rgba(6, 78, 59, 0.55);
  --teal-text: #ecfdf5;

  /* ── LLM (purple/blue) ── */
  --purple:    #60a5fa;
  --pur-bdr:   rgba(96, 165, 250, 0.45);
  --pur-bg:    rgba(30, 58, 138, 0.55);

  /* ── General ── */
  --green:     #34d399;
  --text:      #f8fafc;
  --text-sub:  #cbd5e1;
  --card-bg:   rgba(15, 23, 42, 0.85);
  --card-shadow: 0 4px 20px rgba(0,0,0,0.4);
  --badge-bg:  rgba(15,23,42,0.75);
}

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: transparent;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* ── CANVAS ── */
.canvas {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 440px;
  box-sizing: border-box;
  display: grid;
  grid-template-areas:
    ".      top    ."
    "left   center right"
    ".      bottom .";
  grid-template-columns: minmax(140px, 1fr) auto minmax(140px, 1fr);
  grid-template-rows: minmax(90px, 1fr) auto minmax(90px, 1fr);
  align-items: center;
  justify-items: center;
  padding: clamp(10px, 1.6vh, 24px) clamp(16px, 2vw, 40px);
  gap: clamp(6px, 1.2vh, 18px) clamp(12px, 2vw, 36px);
}

.conn-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
  z-index: 2;
}

/* ── BACKGROUND ZONES / CONTAINERS ── */
.zone-bg {
  position: absolute;
  pointer-events: none;
  z-index: 1;
  border-radius: 20px;
  transition: all 0.3s ease;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.zone-bg--customer {
  left: 2%;
  top: 8%;
  width: 44%;
  height: 62%;
  border: 1.5px solid rgba(139, 92, 246, 0.28);
  background: rgba(139, 92, 246, 0.03);
}
.zone-bg--vendors {
  right: 2%;
  top: 8%;
  width: 44%;
  height: 74%;
  border: 1.5px solid rgba(16, 185, 129, 0.28);
  background: rgba(16, 185, 129, 0.03);
}
.zone-bg--ai-platform {
  left: 33%;
  top: 38%;
  width: 34%;
  height: 60%;
  border: 1.5px solid rgba(79, 110, 247, 0.28);
  background: rgba(79, 110, 247, 0.03);
}

[data-theme="dark"] .zone-bg--customer {
  border-color: rgba(192, 132, 252, 0.22);
  background: rgba(192, 132, 252, 0.03);
}
[data-theme="dark"] .zone-bg--vendors {
  border-color: rgba(52, 211, 153, 0.22);
  background: rgba(52, 211, 153, 0.03);
}
[data-theme="dark"] .zone-bg--ai-platform {
  border-color: rgba(129, 140, 248, 0.22);
  background: rgba(129, 140, 248, 0.03);
}

.zone-header {
  position: absolute;
  font-size: clamp(10px, 0.75vw, 13px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.zone-bg--customer .zone-header {
  color: var(--blue-text);
  left: 18px;
  top: 14px;
}
.zone-bg--vendors .zone-header {
  color: var(--teal-text);
  right: 18px;
  top: 14px;
}
.zone-bg--ai-platform .zone-header {
  color: var(--purple);
  left: 50%;
  bottom: 14px;
  top: auto;
  transform: translateX(-50%);
  white-space: nowrap;
}
.zone-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

/* ══════════════════════════════════════════
   CARDS — glassmorphism, light weight
══════════════════════════════════════════ */
.pcard {
  background: var(--card-bg);
  border: 1px solid rgba(100,116,139,0.15);
  border-radius: clamp(10px, 1vw, 16px);
  padding: clamp(8px, 0.8vh, 14px) clamp(10px, 1vw, 18px);
  min-width: clamp(110px, 11vw, 175px);
  box-shadow: var(--card-shadow);
  cursor: default;
  opacity: 0;
  transform: scale(0.92) translateY(4px);
  transition: opacity 0.45s ease, transform 0.45s ease, box-shadow 0.2s;
  z-index: 5;
}
.pcard.shown { opacity: 1; transform: scale(1) translateY(0); }
.pcard:hover {
  box-shadow: 0 6px 28px rgba(0,0,0,0.1);
  border-color: rgba(100,116,139,0.28);
}

/* ITSM + Monitoring (violet) — left border accent */
.pcard:not(.pcard--ops):not(.pcard--llm) {
  border-left: 2.5px solid rgba(139,92,246,0.5);
}

/* Ops + Vendor (teal) */
.pcard--ops {
  border-left: 2.5px solid rgba(16,185,129,0.5);
}

/* LLM (same blue as Tacbot hub) */
.pcard--llm {
  border-left: 2.5px solid rgba(79,110,247,0.5);
  text-align: center;
}

.pcard-cat {
  display: block;
  font-size: clamp(9px, 0.55vw, 11px);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-bottom: clamp(2px, 0.2vh, 4px);
  opacity: 0.8;
}

/* Category accent colours */
.pcard:not(.pcard--ops):not(.pcard--llm) .pcard-cat { color: var(--blue-text); }
.pcard--ops .pcard-cat   { color: var(--teal-text); }
.pcard--llm .pcard-cat   { color: var(--purple); }

.pcard-title {
  font-size: clamp(13px, 1.3vw, 19px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

/* ══════════════════════════════════════════
   BADGES — pill style, very light
══════════════════════════════════════════ */
.pbadge {
  display: inline-flex;
  align-items: center;
  background: var(--badge-bg);
  border: 1px solid rgba(100,116,139,0.18);
  border-radius: 100px;
  padding: clamp(2px, 0.28vh, 5px) clamp(7px, 0.65vw, 12px);
  font-size: clamp(12px, 0.95vw, 15px);
  font-weight: 600;
  color: var(--text-sub);
  white-space: nowrap;
  cursor: default;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.35s ease, transform 0.35s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  letter-spacing: 0.01em;
  z-index: 5;
}
.pbadge.shown { opacity: 1; transform: scale(1); }

/* ITSM/Monitoring badges (blue tint) */
.pbadge:not(.pbadge--ops):not(.pbadge--llm) {
  border-color: var(--blue-bdr);
  background: var(--blue-bg);
  color: var(--blue-text);
}

/* Ops/Vendor badges (teal tint) */
.pbadge--ops {
  border-color: var(--teal-bdr);
  background: var(--teal-bg);
  color: var(--teal-text);
}

/* LLM badges (violet tint) */
.pbadge--llm {
  border-color: var(--pur-bdr);
  background: var(--pur-bg);
  color: var(--purple);
}

/* ── HUB — center focal point ── */
.hub {
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  z-index: 4;
  width: clamp(140px, 13vw, 200px);
  border-radius: clamp(8px, 0.8vw, 14px);
  padding: clamp(10px, 0.9vh, 16px) clamp(14px, 1.3vw, 22px);
  background: linear-gradient(145deg, #4f6ef7 0%, #1e3a8a 100%);
  box-shadow:
    0 8px 32px rgba(79,110,247,0.32),
    0 0 0 1px rgba(255,255,255,0.15) inset;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: clamp(8px, 0.8vw, 14px);
  opacity: 0.95;
}
.hub-pulse {
  position: absolute;
  inset: -5px;
  border-radius: calc(clamp(8px, 0.8vw, 14px) + 5px);
  border: 1.5px solid rgba(79,110,247,0.28);
  animation: hubRing 2.8s ease-in-out infinite;
  pointer-events: none;
}
.hub-pulse::after {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: calc(clamp(8px, 0.8vw, 14px) + 10px);
  border: 1px solid rgba(79,110,247,0.12);
  animation: hubRing 2.8s ease-in-out 0.5s infinite;
}
@keyframes hubRing {
  0%, 100% { transform: scale(1);    opacity: 0.8; }
  50%       { transform: scale(1.2); opacity: 0;   }
}
.hub-logo { width: clamp(20px, 2.2vmin, 28px); height: auto; object-fit: contain; flex-shrink: 0; }
.hub-text  { display: flex; flex-direction: column; gap: 2px; }
.hub-name  {
  font-size: clamp(13px, 1.3vw, 18px);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.hub-sub  {
  font-size: clamp(9px, 0.55vw, 11px);
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}


/* ── MOBILE RESPONSIVE STYLES (SPACIOUS TREE STRUCTURE) ── */
@media (max-width: 768px) {
  .canvas {
    min-height: 840px;
    padding: 12px 4px;
    touch-action: pan-y;
  }
  .zone-bg {
    display: none !important;
  }
  .pcard {
    padding: 6px 10px;
    min-width: 95px;
    max-width: 140px;
    border-radius: 9px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  }
  .pcard-title {
    font-size: 13px !important;
    font-weight: 700 !important;
    white-space: normal !important;
    text-align: left !important;
    line-height: 1.2 !important;
  }
  .pcard-cat {
    font-size: 9.5px !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em;
    margin-bottom: 2px;
    text-align: left !important;
  }
  .pbadge {
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    justify-content: center !important;
    width: fit-content !important;
    max-width: 95px !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    padding: 3.5px 8px !important;
    border-radius: 9px !important;
    white-space: normal !important;
    text-align: left !important;
    line-height: 1.12 !important;
    word-break: break-word !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  }
  .hub {
    position: absolute !important;
    left: 50% !important;
    top: 4% !important;
    transform: translateX(-50%) !important;
    width: 140px;
    padding: 8px 12px;
    border-radius: 10px;
    gap: 9px;
    z-index: 10;
  }
  .hub-name {
    font-size: 14.5px !important;
    font-weight: 800 !important;
    white-space: normal !important;
    text-align: left !important;
  }
  .hub-sub {
    font-size: 9.5px !important;
    font-weight: 600 !important;
    letter-spacing: 0.06em;
    text-align: left !important;
  }
  .hub-logo {
    width: 22px;
  }
}

@media (max-width: 480px) {
  .canvas {
    min-height: 800px;
    padding: 8px 2px;
  }
  .pcard {
    padding: 5px 8px;
    min-width: 85px;
    max-width: 125px;
    border-radius: 8px;
  }
  .pcard-title {
    font-size: 12px !important;
  }
  .pcard-cat {
    font-size: 8.5px !important;
  }
  .pbadge {
    font-size: 11px !important;
    font-weight: 700 !important;
    padding: 3.5px 7px !important;
    max-width: 95px !important;
  }
  .hub {
    width: 128px;
    padding: 6px 10px;
    gap: 7px;
    top: 3.5% !important;
  }
  .hub-name {
    font-size: 13.5px !important;
  }
  .hub-sub {
    font-size: 8.5px !important;
  }
  .hub-logo {
    width: 18px;
  }
}

/* ── EXTRACTED INLINE STYLES FOR TACBOT-DIAGRAM.HTML ── */
.js-tacbot-diagram-style-1 { background: var(--blue); }
.js-tacbot-diagram-style-2 { background: var(--teal); }
.js-tacbot-diagram-style-3 { background: var(--purple); }