/* ============================================================
   Full KMSPico — Main Stylesheet
   ============================================================ */

:root {
  --bg-primary:    #0d1117;
  --bg-secondary:  #161b22;
  --bg-card:       #1c2128;
  --bg-card-hover: #21262d;
  --accent-blue:   #00b4d8;
  --accent-green:  #22c55e;
  --accent-orange: #f59e0b;
  --accent-red:    #ef4444;
  --text-primary:  #e6edf3;
  --text-secondary:#8b949e;
  --text-muted:    #6e7681;
  --border:        #30363d;
  --border-light:  #21262d;
  --btn-download:  linear-gradient(135deg,#22c55e,#16a34a);
  --btn-hover:     linear-gradient(135deg,#16a34a,#15803d);
  --shadow-card:   0 4px 24px rgba(0,0,0,.4);
  --shadow-glow:   0 0 20px rgba(0,180,216,.15);
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     16px;
  --font-body:     'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-mono:     'JetBrains Mono','Fira Code','Cascadia Code',monospace;
  --transition:    .2s ease;
}

/* ─── Reset ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-body);
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.7;
  min-height:100vh;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-blue);text-decoration:none;transition:color var(--transition)}
a:hover{color:#7dd3fc}
ul,ol{padding-left:1.5rem}

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ─── Scrollbar ─── */
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-secondary)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}

/* ════════════════════════════════════
   HEADER / NAV
════════════════════════════════════ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(13,17,23,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:1280px;margin:0 auto;
  padding:.75rem 1.5rem;
  display:flex;align-items:center;gap:1.5rem;
  flex-wrap:wrap;
}
.site-logo{
  display:flex;align-items:center;gap:.75rem;
  font-size:1.35rem;font-weight:800;
  white-space:nowrap;
  background:linear-gradient(90deg,#c084fc,#00b4d8);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.site-logo span{
  background:linear-gradient(90deg,#00b4d8,#22c55e);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.site-logo svg{
  width:44px;height:44px;flex-shrink:0;
  animation:logo-glow 5s ease-in-out infinite;
}
/* Cycling Windows-brand glow: blue → red → green → yellow */
@keyframes logo-glow{
  0%,100%{filter:drop-shadow(0 0 6px rgba(0,180,216,.6))}
  25%    {filter:drop-shadow(0 0 9px rgba(242,80,34,.75))}
  50%    {filter:drop-shadow(0 0 9px rgba(0,164,239,.75))}
  75%    {filter:drop-shadow(0 0 9px rgba(127,186,0,.75))}
}
/* Spinning dashed ring */
.site-logo .logo-ring{
  transform-box:fill-box;
  transform-origin:50% 50%;
  animation:logo-ring-spin 4s linear infinite;
}
@keyframes logo-ring-spin{
  to{transform:rotate(360deg)}
}
/* Checkmark draws itself on load, then pulses */
.site-logo .logo-ck{
  stroke-dasharray:38;
  animation:logo-draw .9s ease .1s both, logo-ck-pulse 2.5s ease 1.1s infinite alternate;
}
@keyframes logo-draw{
  from{stroke-dashoffset:28}
  to  {stroke-dashoffset:0}
}
@keyframes logo-ck-pulse{
  from{opacity:.7}
  to  {opacity:1}
}
/* Hover: slight scale */
.site-logo:hover svg{
  transform:scale(1.08);
  transition:transform .25s ease;
}

.nav-links{
  display:flex;align-items:center;gap:.25rem;
  flex-wrap:wrap;list-style:none;padding:0;margin:0;
  flex:1;
}
.nav-links a{
  padding:.4rem .75rem;border-radius:var(--radius-sm);
  font-size:.875rem;font-weight:500;
  color:var(--text-secondary);
  transition:all var(--transition);
}
.nav-links a:hover,.nav-links a.active{
  color:var(--text-primary);
  background:var(--bg-card);
}

.nav-download-btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.5rem 1.25rem;
  background:var(--btn-download);
  color:#fff;font-weight:700;font-size:.875rem;
  border-radius:var(--radius-sm);
  white-space:nowrap;
  transition:all var(--transition);
  box-shadow:0 2px 8px rgba(34,197,94,.3);
}
.nav-download-btn:hover{
  background:var(--btn-hover);
  color:#fff;
  box-shadow:0 4px 16px rgba(34,197,94,.45);
  transform:translateY(-1px);
}

.lang-switcher{
  position:relative;
}
.lang-switcher select{
  background:var(--bg-card);
  border:1px solid var(--border);
  color:var(--text-secondary);
  padding:.4rem .75rem;
  border-radius:var(--radius-sm);
  font-size:.8rem;cursor:pointer;
  outline:none;
}
.lang-switcher select:hover{border-color:var(--accent-blue)}

/* ════════════════════════════════════
   HERO
════════════════════════════════════ */
.hero{
  background:linear-gradient(135deg,#0d1117 0%,#0a1628 50%,#0d1117 100%);
  padding:5rem 1.5rem 4rem;
  text-align:center;
  position:relative;
  overflow:visible;
}
.hero::before{
  content:'';
  position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(0,180,216,.12),transparent);
  pointer-events:none;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:.5rem;
  background:rgba(34,197,94,.1);
  border:1px solid rgba(34,197,94,.3);
  color:#4ade80;
  padding:.35rem 1rem;border-radius:999px;
  font-size:.8rem;font-weight:600;
  margin-bottom:1.5rem;
  letter-spacing:.05em;
}
.hero h1{
  font-size:clamp(2rem,5vw,3.5rem);
  font-weight:800;line-height:1.15;
  max-width:800px;margin:0 auto 1.25rem;
  background:linear-gradient(135deg,var(--text-primary),var(--accent-blue));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero p{
  font-size:1.1rem;color:var(--text-secondary);
  max-width:640px;margin:0 auto 2.5rem;
  line-height:1.75;
}
.hero-actions{
  display:flex;align-items:center;justify-content:center;
  gap:1rem;flex-wrap:wrap;
  margin-bottom:3rem;
}
.btn-primary{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.875rem 2rem;
  background:var(--btn-download);
  color:#fff;font-weight:700;font-size:1rem;
  border-radius:var(--radius-md);
  border:none;cursor:pointer;
  box-shadow:0 4px 20px rgba(34,197,94,.4);
  transition:all var(--transition);
}
.btn-primary:hover{
  background:var(--btn-hover);color:#fff;
  box-shadow:0 6px 28px rgba(34,197,94,.55);
  transform:translateY(-2px);
}
.btn-secondary{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.875rem 2rem;
  background:var(--bg-card);
  color:var(--text-primary);font-weight:600;font-size:1rem;
  border:1px solid var(--border);border-radius:var(--radius-md);
  cursor:pointer;transition:all var(--transition);
}
.btn-secondary:hover{border-color:var(--accent-blue);color:var(--accent-blue)}

.hero-stats{
  display:flex;align-items:center;justify-content:center;
  gap:2.5rem;flex-wrap:wrap;
}
.stat{text-align:center}
.stat-num{
  display:block;font-size:1.75rem;font-weight:800;
  color:var(--accent-blue);
}
.stat-label{font-size:.8rem;color:var(--text-muted)}

/* ════════════════════════════════════
   VERSION / QUICK INFO STRIP
════════════════════════════════════ */
.info-strip{
  background:var(--bg-secondary);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:1rem 1.5rem;
}
.info-strip-inner{
  max-width:1280px;margin:0 auto;
  display:flex;align-items:center;gap:2rem;flex-wrap:wrap;
}
.info-item{
  display:flex;align-items:center;gap:.5rem;
  font-size:.85rem;color:var(--text-secondary);
}
.info-item strong{color:var(--text-primary)}
.info-item .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent-green);
  flex-shrink:0;
}

/* ════════════════════════════════════
   MAIN LAYOUT (content + sidebar)
════════════════════════════════════ */
.site-main{
  max-width:1320px;margin:0 auto;
  padding:2.5rem 2.5rem;
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:3rem;
  align-items:start;
}
@media(max-width:1100px){
  .site-main{
    grid-template-columns:1fr;
    padding:2rem 1.5rem;
  }
  .sidebar{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:1.25rem;
    position:static;
    max-height:none;
    overflow-y:visible;
  }
  .sidebar .toc-box{grid-column:1/-1}
}
@media(max-width:600px){
  .site-main{padding:1.5rem 1rem}
  .sidebar{grid-template-columns:1fr}
}

/* ─── Article ─── */
.article-content{min-width:0}
.article-content h2{
  font-size:1.75rem;font-weight:700;
  color:var(--text-primary);
  margin:2.5rem 0 1rem;
  padding-bottom:.75rem;
  border-bottom:1px solid var(--border);
  scroll-margin-top:80px;
}
.article-content h3{
  font-size:1.25rem;font-weight:600;
  color:var(--accent-blue);
  margin:2rem 0 .75rem;
  scroll-margin-top:80px;
}
.article-content h4{
  font-size:1.05rem;font-weight:600;
  color:var(--text-primary);
  margin:1.5rem 0 .5rem;
}
.article-content p{
  color:var(--text-secondary);
  margin-bottom:1.25rem;
  font-size:.97rem;
  line-height:1.8;
}
.article-content li{
  color:var(--text-secondary);
  margin-bottom:.5rem;
  font-size:.97rem;
}
.article-content strong{color:var(--text-primary)}
.article-content em{color:var(--accent-orange)}
.article-content code{
  font-family:var(--font-mono);
  background:var(--bg-secondary);
  border:1px solid var(--border);
  padding:.15em .4em;border-radius:4px;
  font-size:.875em;color:#79c0ff;
}

/* ─── TOC in Sidebar ─── */
.sidebar .toc-box{
  margin-bottom:0;
  flex-shrink:0;
  max-height:420px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.sidebar .toc-box .toc-list{
  overflow-y:auto;
  flex:1;
  scrollbar-width:thin;
  scrollbar-color:var(--border) transparent;
}
.sidebar .toc-box .toc-progress-wrap{
  margin-bottom:0;
  margin-top:.6rem;
  flex-shrink:0;
}
.sidebar .toc-box h4,.sidebar .toc-box h2{
  font-size:.9rem;font-weight:700;
  color:var(--text-primary);margin-bottom:.75rem;
  border-bottom:none;padding-bottom:0;margin-top:0;
}
.sidebar .toc-list a{font-size:.8rem;line-height:1.4}
.sidebar .toc-list li{padding:.22rem 0}

.toc-box{
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-left:3px solid var(--accent-blue);
  border-radius:var(--radius-md);
  padding:1.5rem;
  margin-bottom:2.5rem;
}
.toc-box h4{
  font-size:1rem;font-weight:700;
  color:var(--text-primary);
  margin-bottom:1rem;
  display:flex;align-items:center;gap:.5rem;
}
.toc-list{
  list-style:none;padding:0;
  counter-reset:toc;
}
.toc-list li{
  counter-increment:toc;
  padding:.3rem 0;
  border-bottom:1px solid var(--border-light);
}
.toc-list li:last-child{border-bottom:none}
.toc-list a{
  color:var(--text-secondary);font-size:.875rem;
  display:flex;align-items:center;gap:.5rem;
}
.toc-list a::before{
  content:counter(toc);
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;
  background:var(--bg-card);
  border-radius:4px;
  font-size:.75rem;font-weight:700;
  color:var(--accent-blue);flex-shrink:0;
}
.toc-list a:hover { color:var(--accent-blue) }

/* ─── TOC active state (scroll spy) ─── */
.sidebar .toc-list li.active {
  border-bottom-color: rgba(0,180,216,.15);
}
.sidebar .toc-list li.active a {
  color: var(--accent-blue);
  font-weight: 700;
}
/* Number badge fills on active */
.sidebar .toc-list li.active a::before {
  background: var(--accent-blue);
  color: #000;
  box-shadow: 0 0 8px rgba(0,180,216,.5);
}
/* Left accent bar per list item */
.sidebar .toc-list li {
  position: relative;
  padding-left: .5rem;
  border-left: 2px solid transparent;
  transition: border-color .2s, background .2s;
  border-radius: 0 4px 4px 0;
}
.sidebar .toc-list li.active {
  border-left-color: var(--accent-blue);
  background: rgba(0,180,216,.06);
}
/* Smooth transition on the link text */
.sidebar .toc-list a {
  transition: color .2s;
}

/* ─── TOC mini reading progress ─── */
.toc-progress-wrap {
  height: 3px;
  background: var(--border-light);
  border-radius: 999px;
  margin-bottom: .85rem;
  overflow: hidden;
}
.toc-progress-bar {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
  transition: width .15s ease;
}

/* ─── Feature Cards Grid ─── */
.features-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1.25rem;
  margin:2rem 0;
}
.feature-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:1.25rem;
  transition:all var(--transition);
}
.feature-card:hover{
  border-color:var(--accent-blue);
  transform:translateY(-2px);
  box-shadow:var(--shadow-glow);
}
.feature-card .icon{
  font-size:1.75rem;margin-bottom:.75rem;
}
.feature-card h4{
  font-size:.95rem;font-weight:700;
  color:var(--text-primary);margin-bottom:.4rem;
}
.feature-card p{
  font-size:.82rem;color:var(--text-muted);margin:0;
}

/* ─── Step List ─── */
.step-list{margin:1.5rem 0;counter-reset:steps}
.step-list ol,.step-list ul{list-style:none;padding:0;margin:0}
.step-list li{
  counter-increment:steps;
  position:relative;
  padding:1rem 1.25rem 1rem 3.75rem;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  margin-bottom:.75rem;
}
.step-list li::before{
  content:counter(steps);
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;
  background:var(--accent-blue);
  color:#000;font-weight:800;font-size:.875rem;
  border-radius:50%;
  position:absolute;
  left:1rem;
  top:1rem;
  flex-shrink:0;
}
.step-list li > p,
.step-list li > figure,
.step-list li > div{
  margin-top:.5rem;
}

/* ─── Warning / Info / Success Boxes ─── */
.notice{
  display:flex;gap:1rem;
  padding:1.25rem 1.5rem;
  border-radius:var(--radius-md);
  margin:1.5rem 0;
  align-items:flex-start;
}
.notice .notice-icon{font-size:1.35rem;flex-shrink:0;margin-top:.1rem}
.notice p{margin:0;font-size:.9rem}
.notice-warning{background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3)}
.notice-warning .notice-icon{color:var(--accent-orange)}
.notice-warning p{color:#fcd34d}
.notice-info{background:rgba(0,180,216,.1);border:1px solid rgba(0,180,216,.3)}
.notice-info .notice-icon{color:var(--accent-blue)}
.notice-info p{color:#7dd3fc}
.notice-success{background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3)}
.notice-success .notice-icon{color:var(--accent-green)}
.notice-success p{color:#86efac}
.notice-danger{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3)}
.notice-danger .notice-icon{color:var(--accent-red)}
.notice-danger p{color:#fca5a5}

/* ─── Code Block ─── */
.code-block{
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:1.25rem 1.5rem;
  overflow-x:auto;
  margin:1.5rem 0;
  position:relative;
}
.code-block pre{
  font-family:var(--font-mono);
  font-size:.875rem;
  color:#e6edf3;
  line-height:1.6;
  white-space:pre-wrap;
}
.code-block .copy-btn{
  position:absolute;top:.75rem;right:.75rem;
  background:var(--bg-card);
  border:1px solid var(--border);
  color:var(--text-muted);
  padding:.3rem .6rem;border-radius:4px;
  font-size:.75rem;cursor:pointer;
  transition:all var(--transition);
}
.code-block .copy-btn:hover{color:var(--text-primary);border-color:var(--accent-blue)}

/* ─── Comparison Table ─── */
.compare-table{width:100%;border-collapse:collapse;margin:1.5rem 0;overflow:hidden;border-radius:var(--radius-md)}
.compare-table th{
  background:var(--bg-secondary);
  color:var(--text-primary);font-weight:700;
  padding:.875rem 1rem;text-align:left;
  font-size:.875rem;
  border-bottom:2px solid var(--accent-blue);
}
.compare-table td{
  padding:.75rem 1rem;
  font-size:.875rem;
  color:var(--text-secondary);
  border-bottom:1px solid var(--border);
}
.compare-table tr:nth-child(even) td{background:var(--bg-secondary)}
.compare-table tr:hover td{background:var(--bg-card)}
.check{color:var(--accent-green);font-weight:700}
.cross{color:var(--accent-red);font-weight:700}

/* ─── FAQ ─── */
.faq-item{
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  margin-bottom:.75rem;
  overflow:hidden;
}
.faq-question{
  width:100%;text-align:left;
  padding:1.1rem 1.5rem;
  background:var(--bg-card);
  color:var(--text-primary);
  font-weight:600;font-size:.95rem;
  border:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  gap:1rem;transition:background var(--transition);
}
.faq-question:hover{background:var(--bg-card-hover)}
.faq-question .arrow{
  width:20px;height:20px;flex-shrink:0;
  transition:transform var(--transition);
  color:var(--accent-blue);
}
.faq-answer{
  display:none;
  padding:1.25rem 1.5rem;
  background:var(--bg-secondary);
  color:var(--text-secondary);
  font-size:.9rem;line-height:1.8;
  border-top:1px solid var(--border);
}
.faq-item.open .faq-question{background:rgba(0,180,216,.08)}
.faq-item.open .arrow{transform:rotate(180deg)}
.faq-item.open .faq-answer{display:block}

/* ─── Images ─── */
.article-image{
  border-radius:var(--radius-md);
  overflow:hidden;
  margin:2rem 0;
  border:1px solid var(--border);
}
.article-image img{width:100%;object-fit:cover}
.article-image figcaption{
  padding:.75rem 1rem;
  background:var(--bg-secondary);
  font-size:.8rem;
  color:var(--text-muted);
  text-align:center;
  border-top:1px solid var(--border);
}

.image-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1rem;
  margin:2rem 0;
}
.image-grid figure{
  border-radius:var(--radius-md);
  overflow:hidden;
  border:1px solid var(--border);
}
.image-grid figcaption{
  padding:.5rem .75rem;
  background:var(--bg-secondary);
  font-size:.78rem;color:var(--text-muted);
  text-align:center;
}

/* ─── Version Badges ─── */
.version-grid{
  display:flex;flex-wrap:wrap;gap:.6rem;
  margin:1rem 0;
}
.version-badge{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.35rem .9rem;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:999px;
  font-size:.82rem;font-weight:600;
  color:var(--text-secondary);
  transition:all var(--transition);
}
.version-badge:hover{border-color:var(--accent-blue);color:var(--accent-blue)}
.version-badge.active{
  background:rgba(34,197,94,.1);
  border-color:rgba(34,197,94,.4);
  color:#4ade80;
}

/* ════════════════════════════════════
   SIDEBAR
════════════════════════════════════ */
.sidebar{
  display:flex;flex-direction:column;gap:1.5rem;
  position:sticky;
  top:80px;
  max-height:calc(100vh - 100px);
  overflow-y:auto;
  scrollbar-width:thin;
  scrollbar-color:var(--border) transparent;
  align-self:start;
}

/* ─── Download Box ─── */
.download-box{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:1.75rem;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.download-box::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 80% 40% at 50% 0%,rgba(34,197,94,.08),transparent);
  pointer-events:none;
}
.download-box .dl-icon{font-size:3rem;margin-bottom:.75rem}
.download-box h3{
  font-size:1.15rem;font-weight:700;
  color:var(--text-primary);margin-bottom:.5rem;
}
.download-box p{
  font-size:.82rem;color:var(--text-muted);
  margin-bottom:1.5rem;
}
.dl-version{
  display:flex;justify-content:space-between;
  font-size:.8rem;color:var(--text-muted);
  padding:.5rem 0;border-top:1px solid var(--border);
  margin-top:1rem;
}
.dl-version span:last-child{color:var(--accent-green);font-weight:600}

.btn-download-main{
  width:100%;
  display:flex;align-items:center;justify-content:center;gap:.6rem;
  padding:1rem;
  background:var(--btn-download);
  color:#fff;font-weight:700;font-size:1.05rem;
  border-radius:var(--radius-md);
  border:none;cursor:pointer;
  box-shadow:0 4px 20px rgba(34,197,94,.35);
  transition:all var(--transition);
  text-decoration:none;
}
.btn-download-main:hover{
  background:var(--btn-hover);color:#fff;
  box-shadow:0 6px 28px rgba(34,197,94,.5);
  transform:translateY(-2px);
}
.download-safe{
  display:flex;align-items:center;justify-content:center;
  gap:.4rem;font-size:.75rem;color:var(--accent-green);
  margin-top:.75rem;
}

/* ─── Sidebar Card ─── */
.sidebar-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:1.25rem;
}
.sidebar-card h4{
  font-size:.95rem;font-weight:700;
  color:var(--text-primary);
  margin-bottom:1rem;
  padding-bottom:.5rem;
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:.5rem;
}
.related-links{list-style:none;padding:0}
.related-links li{margin-bottom:.5rem}
.related-links a{
  font-size:.85rem;color:var(--text-secondary);
  display:flex;align-items:center;gap:.5rem;
  padding:.35rem .5rem;
  border-radius:var(--radius-sm);
  transition:all var(--transition);
}
.related-links a::before{content:'→';color:var(--accent-blue);font-size:.85rem}
.related-links a:hover{
  color:var(--accent-blue);
  background:rgba(0,180,216,.06);
  padding-left:.75rem;
}

/* ─── Country Links ─── */
.country-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:.5rem;
}
.country-link{
  display:flex;align-items:center;gap:.4rem;
  padding:.4rem .6rem;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  font-size:.78rem;color:var(--text-secondary);
  text-decoration:none;
  transition:all var(--transition);
}
.country-link:hover{border-color:var(--accent-blue);color:var(--accent-blue)}
.country-link .flag{font-size:1rem}

/* ─── System Requirements Card ─── */
.req-list{list-style:none;padding:0}
.req-item{
  display:flex;gap:.75rem;
  padding:.6rem 0;
  border-bottom:1px solid var(--border-light);
  font-size:.82rem;
  align-items:center;
}
.req-item:last-child{border-bottom:none}
.req-item .req-label{color:var(--text-muted);min-width:90px;flex-shrink:0}
.req-item .req-val{color:var(--text-secondary);font-weight:500}

/* ════════════════════════════════════
   FEATURE SECTION (full-width)
════════════════════════════════════ */
.section-full{
  max-width:1280px;margin:0 auto;
  padding:2rem 1.5rem;
}
.section-label{
  text-transform:uppercase;letter-spacing:.1em;
  font-size:.75rem;font-weight:700;
  color:var(--accent-blue);margin-bottom:.75rem;
}
.section-title{
  font-size:clamp(1.5rem,3vw,2.25rem);
  font-weight:800;color:var(--text-primary);
  margin-bottom:.75rem;
}
.section-desc{color:var(--text-secondary);max-width:640px;font-size:.97rem}

/* ════════════════════════════════════
   COUNTRY CARDS
════════════════════════════════════ */
.country-cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:1.25rem;
  margin:2rem 0;
}
.country-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:1.5rem 1rem;
  text-align:center;
  transition:all var(--transition);
  text-decoration:none;
}
.country-card:hover{
  border-color:var(--accent-blue);
  transform:translateY(-3px);
  box-shadow:var(--shadow-glow);
}
.country-card .flag-lg{font-size:2.5rem;margin-bottom:.6rem}
.country-card h3{
  font-size:.95rem;font-weight:700;
  color:var(--text-primary);margin-bottom:.25rem;
}
.country-card p{font-size:.78rem;color:var(--text-muted)}

/* ════════════════════════════════════
   FOOTER
════════════════════════════════════ */
.site-footer{
  background:var(--bg-secondary);
  border-top:1px solid var(--border);
  padding:3rem 1.5rem 2rem;
  margin-top:4rem;
}
.footer-inner{
  max-width:1280px;margin:0 auto;
  display:grid;
  grid-template-columns:2fr repeat(3,1fr);
  gap:2.5rem;
}
@media(max-width:768px){
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .footer-inner{grid-template-columns:1fr}
}
.footer-brand .logo{
  font-size:1.2rem;font-weight:800;
  color:var(--text-primary);margin-bottom:.75rem;
}
.footer-brand .logo span{color:var(--accent-blue)}
.footer-brand p{font-size:.85rem;color:var(--text-muted);line-height:1.75}
.footer-col h5{
  font-size:.85rem;font-weight:700;
  color:var(--text-primary);
  text-transform:uppercase;letter-spacing:.08em;
  margin-bottom:1rem;
}
.footer-links{list-style:none;padding:0}
.footer-links li{margin-bottom:.5rem}
.footer-links a{
  font-size:.82rem;color:var(--text-muted);
  transition:color var(--transition);
}
.footer-links a:hover{color:var(--accent-blue)}
.footer-bottom{
  max-width:1280px;margin:2rem auto 0;
  padding-top:1.5rem;
  border-top:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:1rem;
  font-size:.78rem;color:var(--text-muted);
}
.footer-bottom a{color:var(--text-muted)}
.footer-bottom a:hover{color:var(--accent-blue)}

/* ════════════════════════════════════
   BREADCRUMB
════════════════════════════════════ */
.breadcrumb{
  max-width:1280px;margin:0 auto;
  padding:1rem 1.5rem .5rem;
  display:flex;align-items:center;gap:.4rem;
  font-size:.8rem;color:var(--text-muted);
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--accent-blue)}
.breadcrumb .sep{color:var(--text-muted)}
.breadcrumb .current{color:var(--text-secondary);font-weight:500}

/* ════════════════════════════════════
   PROGRESS BAR (top)
════════════════════════════════════ */
#reading-progress{
  position:fixed;top:0;left:0;
  height:3px;
  background:linear-gradient(90deg,var(--accent-blue),var(--accent-green));
  z-index:9999;
  transition:width .1s linear;
  width:0%;
}

/* ════════════════════════════════════
   BACK TO TOP
════════════════════════════════════ */
#back-to-top{
  position:fixed;bottom:2rem;right:2rem;
  width:44px;height:44px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;
  opacity:0;transform:translateY(10px);
  transition:all var(--transition);
  z-index:999;color:var(--text-secondary);
}
#back-to-top.visible{opacity:1;transform:translateY(0)}
#back-to-top:hover{
  border-color:var(--accent-blue);
  color:var(--accent-blue);
  box-shadow:var(--shadow-glow);
}

/* ════════════════════════════════════
   RESPONSIVE
════════════════════════════════════ */
@media(max-width:768px){
  .hero{padding:3rem 1rem 2.5rem}
  .hero h1{font-size:1.8rem}
  .hero-stats{gap:1.5rem}
  .site-main{padding:2rem 1rem}
  .nav-links{display:none}
  .sidebar{position:static}
}
@media(max-width:480px){
  .features-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn-primary,.btn-secondary{justify-content:center}
}

/* ════════════════════════════════════
   PRINT
════════════════════════════════════ */
@media print{
  .site-header,.sidebar,#back-to-top,#reading-progress,.hero-actions{display:none}
  body{background:#fff;color:#000}
  .article-content p,.article-content li{color:#333}
}


/* ════════════════════════════════════
   UTILITIES
════════════════════════════════════ */
.mt-0{margin-top:0!important}
.mb-0{margin-bottom:0!important}
.text-center{text-align:center}
.text-green{color:var(--accent-green)}
.text-blue{color:var(--accent-blue)}
.text-orange{color:var(--accent-orange)}
.text-red{color:var(--accent-red)}
.text-muted{color:var(--text-muted)}
.hidden{display:none!important}

/* ════════════════════════════════════
   ACTIVATION CHECKER WIDGET
════════════════════════════════════ */
.ac-widget{
  max-width:860px;
  margin:2rem auto 2.5rem;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-top:3px solid var(--accent-blue);
  border-radius:var(--radius-md);
  padding:1.25rem 1.5rem;
  box-shadow:var(--shadow-card);
}
/* Header */
.ac-head{
  display:flex;align-items:center;gap:.75rem;
  margin-bottom:1rem;flex-wrap:wrap;
}
.ac-dot{
  width:10px;height:10px;flex-shrink:0;border-radius:50%;
  background:var(--accent-green);
  animation:acdot 1.6s infinite;
}
@keyframes acdot{
  0%  {box-shadow:0 0 0 0   rgba(34,197,94,.5)}
  70% {box-shadow:0 0 0 8px rgba(34,197,94,0)}
  100%{box-shadow:0 0 0 0   rgba(34,197,94,0)}
}
.ac-head strong{font-size:.9rem;color:var(--text-primary)}
.ac-sub{font-size:.75rem;color:var(--text-muted);margin-left:auto}
/* Rainbow scan bar */
.ac-scan{
  height:5px;background:var(--border);border-radius:999px;
  overflow:hidden;margin-bottom:1rem;
}
.ac-bar{
  height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,#00b4d8,#22c55e,#f59e0b,#ef4444,#a855f7);
  background-size:200%;
  transition:width 1.6s cubic-bezier(.4,0,.2,1);
  animation:acbar 2s linear infinite;
}
@keyframes acbar{
  0%  {background-position:0%}
  100%{background-position:200%}
}
/* Rows */
.ac-rows{display:flex;flex-direction:column;gap:.5rem}
.ac-row{
  display:flex;align-items:center;gap:.85rem;
  background:var(--bg-card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-sm);
  padding:.65rem 1rem;
}
.ac-row-win{border-left:3px solid #00A4EF}
.ac-row-off{border-left:3px solid #D83B01}
.ac-row-kms{border-left:3px solid var(--accent-green)}
.ac-ico{flex-shrink:0;display:flex;align-items:center}
.ac-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:.08rem}
.ac-lbl{font-size:.67rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}
.ac-val{font-size:.875rem;font-weight:600;color:var(--text-primary)}
/* Dropdown */
.ac-sel{
  font-size:.8rem;margin-top:.2rem;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  color:var(--text-primary);
  border-radius:4px;padding:.3rem .5rem;
  width:100%;max-width:280px;
  cursor:pointer;outline:none;
}
.ac-sel:focus{border-color:var(--accent-blue)}
/* Badges */
.ac-badge{
  font-size:.7rem;font-weight:700;
  padding:.22rem .65rem;border-radius:999px;
  flex-shrink:0;white-space:nowrap;
}
.badge-ok     {background:rgba(34,197,94,.18); color:#22c55e}
.badge-warn   {background:rgba(245,158,11,.18);color:#f59e0b}
.badge-err    {background:rgba(239,68,68,.18); color:#ef4444}
.badge-neutral{background:var(--bg-card);color:var(--text-muted);border:1px solid var(--border)}
/* Footer */
.ac-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;flex-wrap:wrap;
  margin-top:.9rem;padding-top:.9rem;
  border-top:1px solid var(--border-light);
}
.ac-msg{font-size:.8rem;color:var(--text-secondary);flex:1;line-height:1.55}

/* ─── Quick Answer / Featured Snippet Box ─── */
.quick-answer{
  background:rgba(0,180,216,.07);
  border-left:4px solid var(--accent-blue);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  padding:1rem 1.25rem;
  margin:0 0 2rem;
  font-size:.95rem;
  line-height:1.7;
  color:var(--text-primary);
}
.quick-answer strong{color:var(--accent-blue);margin-right:.35rem}

/* ─── Table of Contents ─── */
.toc-box{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:1.25rem 1.5rem;
  margin:0 0 2.5rem;
}
.toc-box h3{
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.07em;
  color:var(--text-muted);
  margin:0 0 .85rem;
}
.toc-box ol{
  margin:0;
  padding-left:1.4rem;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:.3rem .5rem;
}
@media(max-width:640px){.toc-box ol{grid-template-columns:1fr}}
.toc-box li{font-size:.875rem}
.toc-box a{color:var(--accent-blue);text-decoration:none}
.toc-box a:hover{text-decoration:underline}

/* ─── External Citation Link ─── */
a.cite-link{
  color:var(--accent-blue);
  font-size:.82rem;
  font-style:italic;
  text-decoration:underline dotted;
  margin-left:.3rem;
}
a.cite-link:hover{text-decoration:underline}
.ac-btn{
  font-size:.8rem;font-weight:700;color:#fff;
  background:var(--btn-download);
  padding:.4rem 1.1rem;border-radius:var(--radius-sm);
  white-space:nowrap;transition:opacity var(--transition);
  cursor:pointer;text-decoration:none;display:inline-block;
}
.ac-btn:hover{opacity:.85;color:#fff}
@media(max-width:600px){
  .ac-sub{display:none}
  .ac-sel{max-width:100%}
  .ac-foot{flex-direction:column;align-items:flex-start}
}
}

/* ─── Video Guide Block ─── */
.video-guide{
  margin:1.5rem 0 1.75rem;
  background:var(--bg-secondary);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  overflow:hidden;
}
.video-guide-header{
  display:flex;align-items:center;gap:.65rem;
  padding:.7rem 1rem;
  background:rgba(0,180,216,.08);
  border-bottom:1px solid var(--border);
  font-size:.82rem;font-weight:600;color:var(--text-primary);
}
.vg-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent-blue);
  box-shadow:0 0 6px rgba(0,180,216,.7);
  flex-shrink:0;
}
.video-wrap{
  position:relative;padding-bottom:56.25%;height:0;overflow:hidden;
  background:#000;
}
.video-wrap video{
  position:absolute;inset:0;width:100%;height:100%;
  display:block;
}