/* ==========================================================================
   TABControl — Design Tokens & Base Styles
   Paleta extraída da marca: Control Blue #3595C1 / Signal Cyan #5DC3E0
   ========================================================================== */

:root{
  /* Brand */
  --tc-primary: #3595C1;      /* Control Blue */
  --tc-cyan: #5DC3E0;         /* Signal Cyan */
  --tc-primary-dark: #24738F; /* Control Blue, shade for hover/contrast */

  /* Neutrals derived for infra/telecom feel */
  --tc-ink: #0A1A26;          /* near-black navy — hero / footer bg */
  --tc-deep: #0F2A3D;         /* deep channel navy — secondary dark */
  --tc-paper: #F6F9FB;        /* page background */
  --tc-paper-alt: #EFF4F7;    /* alt section background */
  --tc-white: #FFFFFF;
  --tc-slate: #4C5A66;        /* body text on light */
  --tc-slate-soft: #7C8A96;   /* secondary text */
  --tc-line: #E1E8ED;         /* hairline borders */
  --tc-line-dark: rgba(255,255,255,0.12);

  /* Type */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Rhythm */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-card: 0 1px 2px rgba(10,26,38,0.04), 0 8px 24px -12px rgba(10,26,38,0.10);
  --shadow-card-hover: 0 4px 10px rgba(10,26,38,0.06), 0 20px 40px -16px rgba(53,149,193,0.24);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; scroll-padding-top: 96px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body{
  font-family: var(--font-body);
  color: var(--tc-slate);
  background: var(--tc-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, .font-display{
  font-family: var(--font-display);
  color: var(--tc-ink);
  letter-spacing: -0.02em;
}

.font-mono{ font-family: var(--font-mono); letter-spacing: 0.02em; }

/* Focus visibility for accessibility */
a, button, input, textarea, select{
  outline-offset: 3px;
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--tc-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ==========================================================================
   Layout helpers
   ========================================================================== */
.tc-container{
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}
@media (min-width: 768px){ .tc-container{ padding-inline: 40px; } }

.tc-eyebrow{
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tc-primary);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.tc-eyebrow::before{
  content: "";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, var(--tc-cyan), var(--tc-primary));
  display: inline-block;
}

.tc-divider{
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--tc-line) 20%, var(--tc-line) 80%, transparent);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
#site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(246, 249, 251, 0.78);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
#site-header.is-scrolled{
  border-bottom-color: var(--tc-line);
  box-shadow: 0 8px 30px -20px rgba(10,26,38,0.25);
}

.tc-nav-link{
  position: relative;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--tc-deep);
  padding: 8px 2px;
  transition: color 0.2s var(--ease);
}
.tc-nav-link::after{
  content: "";
  position: absolute;
  left: 0; bottom: 4px;
  width: 0%; height: 2px;
  background: linear-gradient(90deg, var(--tc-primary), var(--tc-cyan));
  transition: width 0.3s var(--ease);
  border-radius: 2px;
}
.tc-nav-link:hover{ color: var(--tc-primary); }
.tc-nav-link:hover::after, .tc-nav-link.is-active::after{ width: 100%; }

/* Pill variant (Soluções quick-nav): same grow transition, but the fill
   covers the whole button instead of an underline */
.tc-nav-pill{
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.tc-nav-pill::after{ content: none; }
.tc-nav-pill::before{
  content: "";
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--tc-primary), var(--tc-cyan));
  transition: width 0.3s var(--ease);
  z-index: -1;
}
.tc-nav-pill:hover{ color: #fff; border-color: transparent; }
.tc-nav-pill:hover::before{ width: 100%; }
.tc-nav-link.is-active{ color: var(--tc-primary); }

/* Dropdown */
.tc-dropdown{ position: relative; }
.tc-dropdown-panel{
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: 760px;
  max-width: 90vw;
  background: var(--tc-white);
  border: 1px solid var(--tc-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card-hover);
  padding: 14px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  z-index: 50;
}
.tc-dropdown:hover .tc-dropdown-panel,
.tc-dropdown:focus-within .tc-dropdown-panel{
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.tc-dropdown-item{
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  transition: background 0.2s var(--ease);
}
.tc-dropdown-item:hover{ background: var(--tc-paper-alt); }
.tc-dropdown-item strong{ color: var(--tc-ink); font-size: 0.875rem; font-weight: 600; }
.tc-dropdown-item span{ color: var(--tc-slate-soft); font-size: 0.78rem; }
.tc-dropdown-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
@media (max-width: 1100px){
  .tc-dropdown-panel{ width: 520px; }
  .tc-dropdown-grid{ grid-template-columns: repeat(2, 1fr); }
}

/* Mobile menu */
#mobile-menu{
  transition: max-height 0.35s var(--ease), opacity 0.25s var(--ease);
  overflow: hidden;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.925rem;
  border-radius: 999px;
  padding: 13px 26px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: var(--tc-ink);
  color: #fff;
  box-shadow: 0 10px 24px -10px rgba(10,26,38,0.45);
}
.btn-primary:hover{
  background: var(--tc-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -12px rgba(10,26,38,0.5);
}
.btn-cyan{
  background: var(--tc-cyan);
  color: var(--tc-ink);
}
.btn-cyan:hover{
  background: #fff;
  transform: translateY(-2px);
}
.btn-ghost{
  background: transparent;
  color: var(--tc-deep);
  border: 1px solid var(--tc-line);
}
.btn-ghost:hover{
  border-color: var(--tc-primary);
  color: var(--tc-primary);
  transform: translateY(-2px);
}
.btn-on-dark{
  background: rgba(255,255,255,0.06);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.22);
}
.btn-on-dark:hover{
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.4);
  transform: translateY(-2px);
}

/* ==========================================================================
   Cards
   ========================================================================== */
.tc-card{
  background: var(--tc-white);
  border: 1px solid var(--tc-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}
.tc-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(53,149,193,0.35);
}

.tc-icon-tile{
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(53,149,193,0.12), rgba(93,195,224,0.18));
  color: var(--tc-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal{
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > * { transition-delay: calc(var(--i, 0) * 80ms); }

/* ==========================================================================
   Stat counter
   ========================================================================== */
.tc-stat-value{
  font-family: var(--font-mono);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--tc-ink);
}

/* ==========================================================================
   Hero convergence signature graphic
   ========================================================================== */
.tc-orbit-wrap{ position: relative; }
.tc-flow-dash{
  stroke-dasharray: 6 10;
  animation: tc-flow 3.2s linear infinite;
}
@keyframes tc-flow{
  to{ stroke-dashoffset: -160; }
}
.tc-node-pulse{
  animation: tc-pulse 2.6s var(--ease) infinite;
  transform-origin: center;
}
@keyframes tc-pulse{
  0%, 100%{ opacity: .55; transform: scale(1); }
  50%{ opacity: 1; transform: scale(1.12); }
}
.tc-hero-grid{
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 90%);
}

/* ==========================================================================
   Tables (module lists) -> styled as data rows
   ========================================================================== */
.tc-mod-row{
  border-top: 1px solid var(--tc-line);
  transition: background 0.25s var(--ease);
}
.tc-mod-row:hover{ background: rgba(53,149,193,0.035); }

/* Section dark (footer + hero) */
.tc-dark-section{
  background: var(--tc-ink);
  color: rgba(255,255,255,0.72);
}
.tc-dark-section h1, .tc-dark-section h2, .tc-dark-section h3{ color: #fff; }

/* Breadcrumbs */
.tc-breadcrumb a{ color: var(--tc-slate-soft); transition: color .2s var(--ease); }
.tc-breadcrumb a:hover{ color: var(--tc-primary); }

/* Chip / pill selectors (form) */
.tc-chip{
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--tc-line);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--tc-slate);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  background: var(--tc-white);
}
.tc-chip:hover{ border-color: var(--tc-primary); color: var(--tc-primary); }
input:checked + .tc-chip{
  background: linear-gradient(135deg, var(--tc-primary), var(--tc-primary-dark));
  border-color: var(--tc-primary);
  color: #fff;
  box-shadow: 0 8px 18px -8px rgba(53,149,193,0.55);
}

/* Logo strip */
.tc-logo-item{
  filter: grayscale(1);
  opacity: 0.55;
  transition: opacity 0.3s var(--ease), filter 0.3s var(--ease);
}
.tc-logo-item:hover{ filter: grayscale(0); opacity: 1; }

/* Logo wall — client/partner grid */
.tc-logo-card{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 92px;
  padding: 1.1rem 1.4rem;
  background: var(--tc-paper);
  border: 1px solid var(--tc-line);
  border-radius: 16px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), background-color 0.3s var(--ease);
}
.tc-logo-card:hover{
  transform: translateY(-4px);
  background: var(--tc-white);
  border-color: rgba(53,149,193,0.4);
  box-shadow: 0 16px 28px -16px rgba(53,149,193,0.4);
}
.tc-logo-card img.tc-logo-img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.6;
  transition: opacity 0.3s var(--ease), filter 0.3s var(--ease);
}
.tc-logo-card:hover img.tc-logo-img{ filter: grayscale(0); opacity: 1; }
.tc-logo-card--boost{ padding: 0.6rem 0.8rem; }
@media (min-width: 768px){
  .tc-logo-card{ height: 104px; padding: 1.25rem 1.5rem; }
  .tc-logo-card--boost{ padding: 0.7rem 0.9rem; }
}

/* ==========================================================================
   New reusable components (from unified Soluções content)
   ========================================================================== */

/* Progress / benchmark bars */
.tc-bar-track{ flex:1; height:10px; background: var(--tc-paper-alt); border-radius:6px; overflow:hidden; }
.tc-bar-fill{ height:100%; background: linear-gradient(90deg, var(--tc-cyan), var(--tc-primary)); border-radius:6px; }

/* Donut chart */
.tc-donut{
  width: 130px; height: 130px; border-radius: 50%; margin: 10px auto;
  display: flex; align-items: center; justify-content: center;
}
.tc-donut-inner{ width: 92px; height: 92px; border-radius: 50%; background: var(--tc-white); display:flex; flex-direction:column; align-items:center; justify-content:center; }

/* Timeline (Automação/IA) */
.tc-timeline{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; position:relative; }
.tc-timeline::before{
  content:""; position:absolute; top:15px; left:8%; right:8%; height:1px; background: var(--tc-line);
}
@media (max-width: 768px){ .tc-timeline{ grid-template-columns:1fr; } .tc-timeline::before{ display:none; } }
.tc-timeline-dot{
  width:30px; height:30px; border-radius:9px; background: var(--tc-ink); color:#fff;
  font-family: var(--font-mono); font-weight:600; font-size:0.78rem;
  display:flex; align-items:center; justify-content:center; margin-bottom:14px; position:relative; z-index:1;
}

/* Process flow steps */
.tc-process-arrow{ display:flex; align-items:center; color: var(--tc-line); font-size:1.2rem; flex-shrink:0; }

/* Kanban */
.tc-kanban-tag{ display:inline-block; font-family: var(--font-mono); font-size:0.62rem; padding:3px 8px; border-radius:5px; margin-bottom:7px; font-weight:600; }
.tc-kanban-tag.late{ background: rgba(217,83,79,0.12); color:#c0392b; }
.tc-kanban-tag.today{ background: rgba(53,149,193,0.14); color: var(--tc-primary-dark); }
.tc-kanban-tag.next{ background: var(--tc-paper-alt); color: var(--tc-slate-soft); }

/* Audit log badges */
.tc-log-badge{ display:inline-block; padding:3px 9px; border-radius:6px; font-size:0.68rem; font-weight:600; }
.tc-log-badge.ins{ background: rgba(53,149,193,0.12); color: var(--tc-primary-dark); }
.tc-log-badge.alt{ background: rgba(93,195,224,0.15); color: var(--tc-primary-dark); }
.tc-log-badge.log{ background: var(--tc-paper-alt); color: var(--tc-slate); }

/* Chat mockup bubbles */
.tc-bubble{ background: var(--tc-paper-alt); border-radius:10px; padding:10px 12px; margin-bottom:8px; font-size:0.78rem; color: var(--tc-slate); max-width:90%; }
.tc-bubble.me{ background: var(--tc-primary); color:#fff; margin-left:auto; }

/* Gov flow arrow */
.tc-flow-arrow-h{ color: var(--tc-primary); font-size:1.4rem; flex-shrink:0; }

/* Code box */
.tc-code-box{ background: var(--tc-ink); color: var(--tc-cyan); border-radius:12px; padding:20px 24px; font-family: var(--font-mono); font-size:0.82rem; line-height:1.8; white-space:pre-wrap; }
.tc-code-box .rem{ color: rgba(255,255,255,0.4); }

/* Conflict/source callouts (used when presenting differing info from different source docs) */
.tc-source-note{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size:0.68rem; letter-spacing:0.04em;
  color: var(--tc-slate-soft); background: var(--tc-paper-alt);
  border:1px solid var(--tc-line); border-radius:6px; padding:4px 10px; margin-bottom:10px;
}

/* Accordion (Termos de Uso) */
.tc-acc{ border-bottom:1px solid var(--tc-line); padding:14px 0; }
.tc-acc summary{ cursor:pointer; font-family: var(--font-display); font-weight:600; color: var(--tc-ink); font-size:0.98rem; list-style:none; display:flex; align-items:center; justify-content:space-between; }
.tc-acc summary::-webkit-details-marker{ display:none; }
.tc-acc summary::after{ content:"+"; font-size:1.2rem; color: var(--tc-primary); font-weight:400; }
.tc-acc[open] summary::after{ content:"–"; }
.tc-acc .tc-acc-body{ padding-top:10px; font-size:0.92rem; line-height:1.7; }

/* Doc sidebar (Governança page) */
.tc-doc-sidebar{ position: sticky; top: 100px; }
.tc-doc-nav a{ display:block; padding:9px 0 9px 16px; font-size:0.85rem; color: var(--tc-slate); border-left:2px solid var(--tc-line); transition: all .15s var(--ease); }
.tc-doc-nav a:hover{ color: var(--tc-ink); }
.tc-doc-nav a.is-active{ color: var(--tc-primary); border-left-color: var(--tc-primary); font-weight:600; }
@media (max-width: 900px){
  .tc-doc-sidebar{ position: static; display:flex; gap:4px; overflow-x:auto; padding-bottom:10px; }
  .tc-doc-nav{ display:flex; gap:6px; }
  .tc-doc-nav a{ border-left:none; border-bottom:2px solid var(--tc-line); padding:6px 12px; white-space:nowrap; }
}

/* Long-form legal content (Política de Privacidade / Termos de Uso) */
.tc-legal section{ padding: 40px 0; border-bottom: 1px solid var(--tc-line); }
.tc-legal section:first-child{ padding-top: 0; }
.tc-legal section:last-child{ border-bottom: none; padding-bottom: 0; }
.tc-legal h2{ font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; color: var(--tc-ink); letter-spacing: -0.01em; }
.tc-legal p{ margin-top: 14px; font-size: 15px; line-height: 1.75; color: var(--tc-slate); }
.tc-legal ul, .tc-legal ol{ margin-top: 14px; padding-left: 1.4em; display: flex; flex-direction: column; gap: 8px; }
.tc-legal ul{ list-style: disc; }
.tc-legal ol{ list-style: lower-alpha; }
.tc-legal li{ font-size: 15px; line-height: 1.7; color: var(--tc-slate); }
.tc-legal a{ color: var(--tc-primary); text-decoration: underline; text-underline-offset: 2px; }
.tc-legal a:hover{ color: var(--tc-primary-dark); }
.tc-legal i{ color: var(--tc-slate-soft); }

/* ==========================================================================
   Hero orbit animation (Nossos Números)
   ========================================================================== */
@keyframes tc-orbit-rotate{ from{ transform: rotate(0deg); } to{ transform: rotate(360deg); } }
@keyframes tc-orbit-rotate-rev{ from{ transform: rotate(360deg); } to{ transform: rotate(0deg); } }
@keyframes tc-orbit-particle{
  0%{ transform: translate3d(0,0,0); opacity: 0; }
  10%{ opacity: .6; }
  90%{ opacity: .6; }
  100%{ transform: translate3d(var(--dx), var(--dy), 0); opacity: 0; }
}
@keyframes tc-orbit-card-in{
  from{ opacity: 0; transform: translate(-50%,-50%) scale(.94); }
  to{ opacity: 1; transform: translate(-50%,-50%) scale(1); }
}
@keyframes tc-orbit-glow{
  0%, 100%{ box-shadow: 0 0 0 0 rgba(93,195,224,0); }
  50%{ box-shadow: 0 0 26px 2px rgba(93,195,224,.22); }
}
@keyframes tc-orbit-core-glow{
  0%, 100%{ opacity: .6; }
  50%{ opacity: 1; }
}
@keyframes tc-orbit-grid-drift{ from{ background-position: 0 0; } to{ background-position: 60px 60px; } }

.tc-orbit-wrap-lg{ position: relative; width: min(500px, 100%); aspect-ratio: 1/1; margin: 0 auto; }
.tc-orbit-grid{
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(rgba(93,195,224,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(93,195,224,.05) 1px, transparent 1px);
  background-size: 60px 60px; opacity: .5;
  animation: tc-orbit-grid-drift 40s linear infinite;
}
.tc-orbit-core-outer{
  position: absolute; left: 50%; top: 50%; transform: translate3d(-50%,-50%,0);
  width: 175px; height: 175px; z-index: 3;
}
.tc-orbit-ring{ position: absolute; inset: 0; border-radius: 50%; }
.tc-orbit-ring.r1{ border: 1px solid rgba(93,195,224,.28); background: radial-gradient(circle, rgba(93,195,224,.06), transparent 65%); animation: tc-orbit-rotate 60s linear infinite; }
.tc-orbit-ring.r2{ border: 1px dashed rgba(93,195,224,.35); transform: scale(1.16); animation: tc-orbit-rotate-rev 90s linear infinite; }
.tc-orbit-cross{ position: absolute; pointer-events: none; z-index: 2; }
.tc-orbit-cross.h{ left: -18px; right: -18px; top: 50%; height: 0; border-top: 1px dashed rgba(93,195,224,.3); transform: translateY(-50%); }
.tc-orbit-cross.v{ top: -18px; bottom: -18px; left: 50%; width: 0; border-left: 1px dashed rgba(93,195,224,.3); transform: translateX(-50%); }
.tc-orbit-core-glow{
  position: absolute; inset: -22%; border-radius: 50%;
  background: radial-gradient(circle, rgba(93,195,224,.55), transparent 70%);
  animation: tc-orbit-core-glow 5s ease-in-out infinite; pointer-events: none; z-index: 1;
}
.tc-orbit-core{
  position: absolute; inset: 7.5%; border-radius: 50%; overflow: hidden;
  background: rgba(10,26,38,.9); border: 1px solid rgba(93,195,224,.3);
  box-shadow: 0 0 24px rgba(93,195,224,.25);
  display: flex; align-items: center; justify-content: center; padding: 6px; box-sizing: border-box; z-index: 4;
}
.tc-orbit-core img{ width: 100%; height: 100%; object-fit: contain; transform: translateZ(0); backface-visibility: hidden; }
.tc-orbit-particle-dot{
  position: absolute; border-radius: 50%; background: var(--tc-cyan); pointer-events: none; z-index: 0;
  animation: tc-orbit-particle linear infinite;
}
.tc-orbit-card{
  position: absolute; transform: translate(-50%,-50%);
  width: 126px;
  background: rgba(13,27,38,.92);
  border: 1px solid rgba(93,195,224,.16); border-radius: 14px;
  padding: 21px 12px 12px; backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(0,0,0,.4);
  display: flex; flex-direction: column; gap: 4px;
  animation: tc-orbit-card-in .7s cubic-bezier(.2,.8,.2,1) both, tc-orbit-glow 4.6s ease-in-out infinite;
  z-index: 2;
}
.tc-orbit-card .tc-orbit-icon{
  position: absolute; top: -13px; left: 12px;
  width: 25px; height: 25px; border-radius: 7px;
  background: rgba(20,38,52,.95); color: var(--tc-cyan);
  border: 1px solid rgba(93,195,224,.35); box-shadow: 0 4px 12px rgba(0,0,0,.4);
  display: flex; align-items: center; justify-content: center; padding: 5px; box-sizing: border-box;
}
.tc-orbit-card .tc-orbit-icon svg{ width: 13px; height: 13px; }
.tc-orbit-card .tc-orbit-value{ font-family: var(--font-mono); font-weight: 600; font-size: 16px; color: #F6F9FB; letter-spacing: -0.01em; }
.tc-orbit-card .tc-orbit-desc{ font-family: var(--font-body); font-weight: 500; font-size: 9.5px; color: var(--tc-slate-soft); line-height: 1.35; }

@media (max-width: 500px){
  .tc-orbit-card{ width: 98px; padding: 18px 9px 9px; }
  .tc-orbit-card .tc-orbit-value{ font-size: 13px; }
  .tc-orbit-card .tc-orbit-desc{ font-size: 8px; }
}

#back-to-top{
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

/* Skip link */
.skip-link{
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--tc-primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  z-index: 999;
}
.skip-link:focus{
  left: 16px;
  top: 16px;
}

/* ==========================================================================
   Non-content UI chrome — these are controls/labels to click, not text to
   read or copy, so selecting them on click/drag is just noise for the user.
   Real content (paragraphs, headings, table data, code, FAQ answers, stats)
   is intentionally left out so it stays selectable/copyable.
   ========================================================================== */
#site-header,
#mobile-menu-btn,
#back-to-top,
.skip-link,
.tc-breadcrumb,
.tc-doc-nav,
.tc-nav-link,
.btn,
.tc-chip,
.tc-eyebrow,
.tc-kanban-tag,
.tc-log-badge,
.tc-source-note,
.tc-timeline-dot,
.tc-process-arrow,
.tc-acc summary,
footer.tc-dark-section ul a{
  user-select: none;
  -webkit-user-select: none;
}