:root{
  /* ── purple palette ── */
  --bg:        #0f0b22;
  --bg2:       #150f2e;
  --bg3:       #1c1438;
  --surface:   rgba(255,255,255,.055);
  --surface2:  rgba(255,255,255,.09);
  --surface3:  rgba(255,255,255,.13);
  --p900:      #4c1d95;
  --p800:      #5b21b6;
  --p700:      #6d28d9;
  --p600:      #8b5cf6;
  --p500:      #a78bfa;
  --p400:      #c4b5fd;
  --p300:      #ddd6fe;
  --p200:      #ede9fe;
  --p100:      #f5f3ff;
  --pink:      #e879f9;
  --pink2:     #f0abfc;
  --cyan:      #22d3ee;
  --cyan2:     #67e8f9;
  --green:     #4ade80;
  --green2:    #86efac;
  --amber:     #fbbf24;
  --red:       #f87171;
  --blue:      #38bdf8;
  --blue2:     #7dd3fc;
  /* ── text ── */
  --tx:        #f5f0ff;
  --tx2:       #c4b5fd;
  --tx3:       #a99dd4;
  --tx4:       #7a6ea8;
  /* ── borders ── */
  --border:    rgba(167,139,250,.22);
  --border2:   rgba(167,139,250,.12);
  --borderhi:  rgba(167,139,250,.5);
  /* ── misc ── */
  --w: 1100px;
  --r: 10px;
  --r2: 14px;
  --glow: 0 0 40px rgba(139,92,246,.18);
  --glow2: 0 0 80px rgba(167,139,250,.18);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}

body{
  font-family:'Geist Sans','Geist',system-ui,sans-serif;
  background:var(--bg);
  color:var(--tx);
  min-height:100vh;
  overflow-x:hidden;
}

/* ── MESH BG ── */
body::before{
  content:'';
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(139,92,246,.28) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(232,121,249,.16) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(167,139,250,.18) 0%, transparent 55%),
    radial-gradient(ellipse 100% 80% at 50% 50%, rgba(15,11,34,1) 0%, var(--bg) 100%);
}
body::after{
  content:'';
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(139,92,246,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,92,246,.04) 1px, transparent 1px);
  background-size:52px 52px;
}

/* ── NAV ── */
#topnav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(15,11,34,.88);
  backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;
  height:52px;padding:0 28px;
  box-shadow:0 1px 0 rgba(167,139,250,.18);
}
.nav-logo{
  font-family:'Geist Mono','Geist Sans',monospace;
  font-size:12px;font-weight:600;
  color:var(--p300);letter-spacing:.1em;text-transform:uppercase;
  white-space:nowrap;margin-right:20px;padding-right:20px;
  border-right:1px solid var(--border);flex-shrink:0;
  display:flex;align-items:center;gap:8px;
}
.nav-logo-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--p500);
  box-shadow:0 0 8px var(--p500);
  animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.nav-links{
  display:flex;align-items:center;overflow-x:auto;
  scrollbar-width:none;flex:1;
}
.nav-links::-webkit-scrollbar{display:none}
.nav-link{
  display:block;padding:0 13px;height:52px;line-height:52px;
  font-family:'Geist Sans',sans-serif;font-size:12px;font-weight:500;
  letter-spacing:.02em;
  color:var(--tx3);text-decoration:none;
  white-space:nowrap;
  transition:color .15s;
  position:relative;
}
.nav-link::after{
  content:'';position:absolute;bottom:0;left:13px;right:13px;
  height:2px;background:var(--p500);border-radius:2px;
  transform:scaleX(0);transition:transform .2s;
}
.nav-link:hover{color:var(--p300)}
.nav-link.active{color:var(--p300)}
.nav-link.active::after{transform:scaleX(1)}
.nav-print{
  margin-left:auto;flex-shrink:0;
  font-family:'Geist Mono',monospace;font-size:10px;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--p400);border:1px solid var(--border);
  padding:6px 14px;border-radius:6px;cursor:pointer;
  background:rgba(139,92,246,.08);transition:all .15s;
}
.nav-print:hover{background:var(--p600);color:#fff;border-color:var(--p600)}

/* ── PAGE ── */
.page{padding-top:52px;position:relative;z-index:1}

/* ── COVER ── */
#cover{
  padding:88px 60px 76px;
  border-bottom:1px solid var(--border);
  position:relative;overflow:hidden;
}
#cover::before{
  content:'';position:absolute;
  top:-100px;right:-100px;
  width:600px;height:600px;
  background:radial-gradient(circle, rgba(139,92,246,.35) 0%, transparent 65%);
  pointer-events:none;
}
.cover-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(139,92,246,.1);border:1px solid var(--border);
  color:var(--p400);padding:5px 14px;border-radius:20px;
  font-family:'Geist Mono',monospace;font-size:10px;
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:28px;
}
.cover-h1{
  font-family:'Geist Sans',sans-serif;
  font-size:clamp(38px,5.5vw,68px);
  font-weight:700;line-height:1.02;color:var(--tx);
  margin-bottom:12px;letter-spacing:-.03em;
}
.cover-h1 em{font-style:normal;color:var(--p400)}
.cover-sub{
  font-size:16px;color:var(--tx3);
  font-weight:400;margin-bottom:52px;
  font-family:'Geist Mono',monospace;letter-spacing:.04em;
}
.cover-stats{
  display:flex;flex-wrap:wrap;
  border:1px solid var(--border);border-radius:var(--r2);
  overflow:hidden;margin-bottom:40px;
  background:rgba(255,255,255,.025);
  backdrop-filter:blur(8px);
}
.cs{
  flex:1;min-width:130px;padding:22px 28px;
  border-right:1px solid var(--border);
}
.cs:last-child{border-right:none}
.cs-val{
  font-family:'Geist Mono',monospace;font-size:26px;font-weight:600;
  color:var(--p300);display:block;line-height:1;margin-bottom:5px;
  letter-spacing:-.02em;
}
.cs-lbl{
  font-size:10px;color:var(--tx4);
  font-family:'Geist Mono',monospace;letter-spacing:.1em;text-transform:uppercase;
}
.cover-meta{
  font-family:'Geist Mono',monospace;font-size:11px;
  color:var(--tx4);letter-spacing:.04em;line-height:1.7;
}
.cover-meta strong{color:var(--tx3)}

/* ── TOC ── */
#toc{
  padding:56px 60px;
  border-bottom:1px solid var(--border);
}
.toc-header{
  font-family:'Geist Mono',monospace;font-size:10px;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--p400);
  margin-bottom:28px;display:flex;align-items:center;gap:14px;
}
.toc-header::after{content:'';flex:1;height:1px;background:var(--border)}
.toc-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  background:var(--border);
  border:1px solid var(--border);border-radius:var(--r);overflow:hidden;
}
.toc-section{
  background:var(--surface);
  border-bottom:1px solid var(--border);padding:0;
}
.toc-section:nth-child(odd){border-right:1px solid var(--border)}
.toc-section:nth-last-child(-n+2){border-bottom:none}
.toc-s-head{
  padding:13px 18px 10px;
  background:rgba(139,92,246,.06);
  border-bottom:1px solid var(--border2);
  display:flex;align-items:center;gap:10px;
}
.toc-s-num{
  font-family:'Geist Mono',monospace;font-size:9px;
  color:var(--p400);font-weight:600;letter-spacing:.06em;
  background:rgba(139,92,246,.15);padding:2px 7px;border-radius:4px;
  border:1px solid var(--border);
}
.toc-s-title{
  font-family:'Geist Sans',sans-serif;font-size:12px;font-weight:600;
  color:var(--tx2);
}
.toc-links{padding:10px 18px 13px;list-style:none}
.toc-links li{padding:3px 0;display:flex;align-items:center;gap:8px}
.toc-links a{
  font-size:12px;color:var(--tx3);text-decoration:none;
  font-family:'Geist Sans',sans-serif;font-weight:400;
  transition:color .15s;
}
.toc-links a:hover{color:var(--p400)}
.toc-dot{width:4px;height:4px;background:var(--p600);border-radius:50%;flex-shrink:0}

/* ── MAIN ── */
main{max-width:var(--w);margin:0 auto;padding:0 60px}

/* ── SECTIONS ── */
.bcp-section{
  padding:60px 0 52px;
  border-bottom:1px solid var(--border2);
}
.bcp-section:last-child{border-bottom:none}
.sec-eyebrow{
  font-family:'Geist Mono',monospace;font-size:10px;
  font-weight:500;letter-spacing:.22em;text-transform:uppercase;
  color:var(--p500);margin-bottom:10px;
  display:flex;align-items:center;gap:10px;
}
.sec-eyebrow::before{content:'';width:20px;height:2px;background:var(--p500);border-radius:1px}
h2{
  font-family:'Geist Sans',sans-serif;
  font-size:clamp(22px,3vw,34px);
  font-weight:700;color:var(--tx);margin-bottom:10px;
  letter-spacing:-.025em;
}
.sec-desc{
  font-size:14px;line-height:1.7;color:#b8aee0;
  margin-bottom:32px;max-width:680px;
  font-family:'Geist Sans',sans-serif;
}
h3{
  font-family:'Geist Sans',sans-serif;font-size:15px;font-weight:600;
  color:var(--tx2);margin:28px 0 10px;
}
p{font-size:14px;line-height:1.75;color:var(--tx3);margin-bottom:12px;
  font-family:'Geist Sans',sans-serif;}

/* ── TABLES ── */
.data-table-wrap{
  border:1px solid var(--border);border-radius:var(--r);
  overflow:hidden;margin:20px 0;
  background:var(--surface);
  backdrop-filter:blur(8px);
}
table{width:100%;border-collapse:collapse;font-size:13px}
th{
  font-family:'Geist Mono',monospace;font-size:10px;
  letter-spacing:.12em;text-transform:uppercase;
  color:var(--p300);
  background:rgba(167,139,250,.18);
  padding:11px 14px;text-align:left;white-space:nowrap;
  border-bottom:1px solid var(--border);
}
td{
  padding:10px 14px;border-bottom:1px solid var(--border2);
  vertical-align:top;line-height:1.5;
  font-family:'Geist Sans',sans-serif;color:var(--tx3);
}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(139,92,246,.05);color:var(--tx2)}
.td-platform{font-weight:600;color:var(--tx2)}
.td-green{color:var(--green);font-weight:600;font-family:'Geist Mono',monospace;font-size:12px}
.td-amber{color:var(--amber);font-weight:600;font-family:'Geist Mono',monospace;font-size:12px}
.td-red{color:var(--red);font-weight:600;font-family:'Geist Mono',monospace;font-size:12px}
.td-mono{font-family:'Geist Mono',monospace;font-size:12px;color:var(--p300)}
.badge{
  display:inline-block;padding:2px 8px;border-radius:20px;
  font-family:'Geist Mono',monospace;font-size:9px;
  font-weight:600;letter-spacing:.06em;
}
.badge-cust{
  background:rgba(139,92,246,.15);color:var(--p300);
  border:1px solid var(--border);
}
.badge-int{
  background:rgba(232,121,249,.16);color:var(--pink2);
  border:1px solid rgba(232,121,249,.2);
}

/* ── CALLOUTS ── */
.callout{
  border-radius:var(--r);padding:14px 18px;margin:16px 0;
  font-size:13px;line-height:1.65;display:flex;gap:12px;
  font-family:'Geist Sans',sans-serif;
  backdrop-filter:blur(8px);
}
.callout-icon{flex-shrink:0;font-size:16px;margin-top:1px}
.c-info{
  background:rgba(139,92,246,.08);border:1px solid var(--border);
  color:var(--p300);
}
.c-warn{
  background:rgba(251,191,36,.06);border:1px solid rgba(251,191,36,.2);
  color:#fde68a;
}
.c-crit{
  background:rgba(248,113,113,.06);border:1px solid rgba(248,113,113,.2);
  color:#fca5a5;
}
.c-ok{
  background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.2);
  color:var(--green2);
}

/* ── SCENARIO TABS ── */
.scenario-nav{
  display:flex;gap:0;border:1px solid var(--border);border-radius:var(--r);
  overflow:hidden;margin-bottom:20px;
  background:var(--surface);
}
.sc-tab{
  flex:1;padding:12px 16px;text-align:center;cursor:pointer;
  font-family:'Geist Sans',sans-serif;font-size:12px;font-weight:500;
  letter-spacing:.02em;background:transparent;
  border-right:1px solid var(--border);transition:all .2s;
  color:var(--tx4);
}
.sc-tab:last-child{border-right:none}
.sc-tab:hover{background:rgba(139,92,246,.08);color:var(--p300)}
.sc-tab.active{
  background:rgba(139,92,246,.15);color:var(--p300);
  box-shadow:inset 0 -2px 0 var(--p500);
}
.scenario-panel{display:none;animation:fadeUp .2s ease}
.scenario-panel.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.scenario-def{
  background:rgba(139,92,246,.06);border:1px solid var(--border2);
  border-radius:var(--r);padding:14px 18px;
  font-size:13px;color:var(--tx3);margin-bottom:16px;
  font-family:'Geist Sans',sans-serif;
}
.scenario-def strong{color:var(--p300)}

/* ── TIMELINE ── */
.tl{list-style:none;border:1px solid var(--border);border-radius:var(--r);overflow:hidden}
.tl-item{
  display:grid;grid-template-columns:80px 1fr 70px;
  border-bottom:1px solid var(--border2);align-items:stretch;
}
.tl-item:last-child{border-bottom:none}
.tl-time{
  background:rgba(139,92,246,.06);padding:12px 10px;
  font-family:'Geist Mono',monospace;font-size:10px;
  font-weight:500;color:var(--p400);text-align:center;
  border-right:1px solid var(--border2);
  display:flex;align-items:center;justify-content:center;
  letter-spacing:.04em;line-height:1.3;
}
.tl-text{
  padding:11px 14px;font-size:13px;color:var(--tx3);
  line-height:1.5;font-family:'Geist Sans',sans-serif;
}
.tl-who{
  border-left:1px solid var(--border2);
  padding:10px 8px;display:flex;align-items:center;justify-content:center;
  font-family:'Geist Mono',monospace;font-size:9px;
  font-weight:600;letter-spacing:.06em;text-align:center;
}
.who-auto{background:rgba(74,222,128,.07);color:var(--green2)}
.who-brent{background:rgba(56,189,248,.08);color:var(--blue2)}
.who-dev{background:rgba(232,121,249,.07);color:var(--pink2)}
.who-cf{background:rgba(251,191,36,.06);color:#fde68a}
.tl-crit{background:rgba(248,113,113,.04)}
.tl-crit .tl-text{color:#fca5a5}

/* ── VENDOR CARDS ── */
.vendor-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px;
}
.vendor-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);padding:20px;
  transition:all .25s;
  backdrop-filter:blur(8px);
}
.vendor-card:hover{
  border-color:var(--p500);
  background:var(--surface2);
  box-shadow:0 0 24px rgba(139,92,246,.15);
  transform:translateY(-2px);
}
.vc-icon{font-size:22px;margin-bottom:10px;display:block}
.vc-name{
  font-family:'Geist Sans',sans-serif;font-size:13px;font-weight:600;
  color:var(--tx2);margin-bottom:4px;
}
.vc-desc{font-size:11.5px;color:var(--tx4);line-height:1.5;margin-bottom:10px;
  font-family:'Geist Sans',sans-serif;}
.vc-price{
  font-family:'Geist Mono',monospace;font-size:10px;
  font-weight:600;color:var(--p400);
  background:rgba(139,92,246,.1);padding:3px 8px;border-radius:4px;
  border:1px solid var(--border);display:inline-block;margin-bottom:10px;
}
.vc-features{list-style:none;font-size:11px;color:var(--tx4)}
.vc-features li{padding:2px 0;display:flex;align-items:center;gap:5px}
.vc-features li::before{content:'·';color:var(--p500);font-size:14px;line-height:1}

/* ── PLATFORM CARDS ── */
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}
.platform-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);padding:20px;
  backdrop-filter:blur(8px);transition:border-color .2s;
}
.platform-card:hover{border-color:var(--borderhi)}
.pc-type{
  font-family:'Geist Mono',monospace;font-size:9px;
  letter-spacing:.15em;text-transform:uppercase;
  color:var(--tx4);margin-bottom:5px;
}
.pc-name{
  font-family:'Geist Sans',sans-serif;font-size:16px;font-weight:700;
  color:var(--tx);margin-bottom:2px;letter-spacing:-.01em;
}
.pc-url{
  font-family:'Geist Mono',monospace;font-size:10px;
  color:var(--p400);margin-bottom:14px;
}
.pc-rows{list-style:none;font-size:12px}
.pc-rows li{
  display:flex;justify-content:space-between;gap:8px;
  padding:5px 0;border-bottom:1px solid var(--border2);line-height:1.3;
}
.pc-rows li:last-child{border-bottom:none}
.pc-key{color:var(--tx4);flex-shrink:0;font-family:'Geist Sans',sans-serif;}
.pc-val{
  color:var(--p300);font-family:'Geist Mono',monospace;
  font-size:10.5px;text-align:right;
}
.pc-internal{
  background:rgba(232,121,249,.03);
  border-color:rgba(232,121,249,.15);
}
.pc-internal .pc-url{color:var(--pink2)}
.pc-internal .pc-val{color:var(--pink2)}

/* ── SCHEDULE ── */
.sched-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px}
.sched-col{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);overflow:hidden;
  backdrop-filter:blur(8px);
}
.sched-head{
  padding:12px 16px;
  font-family:'Geist Mono',monospace;font-size:10px;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;
}
.sh-daily{background:rgba(167,139,250,.22);color:#f5f3ff;border-bottom:1px solid rgba(167,139,250,.32)}
.sh-weekly{background:rgba(139,92,246,.18);color:#f5f3ff;border-bottom:1px solid rgba(139,92,246,.28)}
.sh-monthly{background:rgba(124,58,237,.15);color:#f5f3ff;border-bottom:1px solid rgba(124,58,237,.24)}
.sh-qannual{background:rgba(232,121,249,.16);color:var(--pink2);border-bottom:1px solid rgba(232,121,249,.2)}
.sched-items{list-style:none;padding:10px 0}
.sched-item{
  padding:7px 14px;border-bottom:1px solid var(--border2);
  font-size:11.5px;color:var(--tx3);line-height:1.4;
  display:flex;align-items:flex-start;gap:6px;
  font-family:'Geist Sans',sans-serif;
}
.sched-item:last-child{border-bottom:none}
.si-auto{color:var(--green)}
.si-brent{color:var(--blue2)}
.si-dev{color:var(--pink)}
.si-dot{font-size:14px;line-height:1;flex-shrink:0;margin-top:1px}

/* ── MILESTONES ── */
.ms-row{
  display:grid;grid-template-columns:52px 1fr auto;
  gap:18px;align-items:start;
  padding:22px 0;border-bottom:1px solid var(--border2);
}
.ms-row:last-child{border-bottom:none}
.ms-num{
  width:52px;height:52px;border-radius:10px;
  background:linear-gradient(135deg,var(--p600),var(--p500));
  color:#fff;
  font-family:'Geist Mono',monospace;font-size:18px;font-weight:700;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 4px 14px rgba(139,92,246,.35);
}
.ms-title{
  font-family:'Geist Sans',sans-serif;font-size:15px;font-weight:600;
  color:var(--tx2);margin-bottom:3px;
}
.ms-scope{
  font-size:11.5px;color:var(--tx4);margin-bottom:8px;
  font-family:'Geist Mono',monospace;letter-spacing:.03em;
}
.ms-tasks{list-style:none;font-size:12.5px;color:var(--tx3)}
.ms-tasks li{
  padding:2px 0;display:flex;align-items:flex-start;gap:6px;
  font-family:'Geist Sans',sans-serif;
}
.ms-tasks li::before{content:'›';color:var(--p500);font-size:14px;line-height:1.3;flex-shrink:0}
.ms-meta{text-align:right;flex-shrink:0;min-width:100px}
.ms-cost{
  font-family:'Geist Mono',monospace;font-size:22px;font-weight:700;
  color:var(--p300);display:block;letter-spacing:-.02em;
}
.ms-hrs{font-family:'Geist Mono',monospace;font-size:11px;color:var(--tx4)}
.ms-days{font-family:'Geist Mono',monospace;font-size:10px;color:var(--tx4);margin-top:2px}
.ms-wrap{
  border:1px solid var(--border);border-radius:var(--r2);
  padding:0 22px;
  background:var(--surface);
  backdrop-filter:blur(8px);
}

/* ── ARCH GRID ── */
.arch-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}
.arch-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);padding:18px;
  backdrop-filter:blur(8px);transition:all .2s;
}
.arch-card:hover{border-color:var(--borderhi);background:var(--surface2)}
.arch-layer{
  font-family:'Geist Mono',monospace;font-size:9px;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--p400);background:rgba(167,139,250,.18);
  padding:2px 8px;border-radius:4px;
  border:1px solid var(--border);
  display:inline-block;margin-bottom:8px;font-weight:600;
}
.arch-title{
  font-family:'Geist Sans',sans-serif;font-size:14px;font-weight:600;
  color:var(--tx2);margin-bottom:12px;
}
.arch-items{list-style:none;font-size:12px}
.arch-item{
  display:flex;align-items:flex-start;gap:8px;
  padding:7px 0;border-bottom:1px solid var(--border2);line-height:1.4;
}
.arch-item:last-child{border-bottom:none}
.ai-icon{font-size:14px;flex-shrink:0}
.ai-name{
  font-weight:600;color:var(--tx3);display:block;
  font-family:'Geist Sans',sans-serif;font-size:12px;
}
.ai-desc{color:var(--tx4);font-size:11.5px;font-family:'Geist Sans',sans-serif;}

/* ── SETUP GUIDES ── */
.setup-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px}
.setup-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);padding:20px;
  backdrop-filter:blur(8px);
}
.sc-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.sc-icon{font-size:18px}
.sc-title{
  font-family:'Geist Sans',sans-serif;font-size:13px;font-weight:600;
  color:var(--tx2);
}
.sc-badge{
  margin-left:auto;font-family:'Geist Mono',monospace;font-size:9px;
  padding:2px 7px;border-radius:4px;font-weight:600;letter-spacing:.06em;
}
.sb-free{background:rgba(74,222,128,.1);color:var(--green2);border:1px solid rgba(74,222,128,.2)}
.sb-paid{background:rgba(251,191,36,.08);color:#fde68a;border:1px solid rgba(251,191,36,.2)}
.steps-list{list-style:none;counter-reset:step}
.steps-list li{
  counter-increment:step;
  display:grid;grid-template-columns:22px 1fr;gap:10px;
  padding:7px 0;border-bottom:1px solid var(--border2);
  font-size:12.5px;color:var(--tx3);line-height:1.5;
  font-family:'Geist Sans',sans-serif;
}
.steps-list li:last-child{border-bottom:none}
.steps-list li::before{
  content:counter(step);
  width:22px;height:22px;
  background:rgba(139,92,246,.15);
  color:var(--p400);border-radius:5px;
  border:1px solid var(--border);
  font-family:'Geist Mono',monospace;font-size:10px;font-weight:600;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;margin-top:1px;
}

/* ── APPENDIX ── */
#appendix{
  background:linear-gradient(180deg,rgba(109,40,217,.18) 0%, rgba(8,6,18,0) 100%);
  border-top:1px solid var(--border);
  padding:64px 60px;
}
.app-title{
  font-family:'Geist Sans',sans-serif;font-size:28px;font-weight:700;
  color:var(--tx);margin-bottom:6px;letter-spacing:-.02em;
}
.app-sub{
  font-size:13px;color:var(--tx4);margin-bottom:36px;
  font-family:'Geist Mono',monospace;letter-spacing:.03em;
}
.app-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.app-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r2);padding:24px;
  transition:all .25s;backdrop-filter:blur(8px);
}
.app-card:hover{
  border-color:var(--p500);background:var(--surface2);
  box-shadow:0 0 30px rgba(167,139,250,.18);
}
.ac-num{
  font-family:'Geist Mono',monospace;font-size:9px;
  color:var(--p500);letter-spacing:.2em;text-transform:uppercase;
  margin-bottom:6px;font-weight:600;
}
.ac-title{
  font-family:'Geist Sans',sans-serif;font-size:15px;font-weight:700;
  color:var(--tx);margin-bottom:6px;letter-spacing:-.01em;
}
.ac-desc{
  font-size:12.5px;color:var(--tx4);margin-bottom:14px;
  line-height:1.55;font-family:'Geist Sans',sans-serif;
}
.ac-sections{list-style:none;margin-bottom:18px}
.ac-sections li{
  padding:4px 0;border-bottom:1px solid var(--border2);
  display:flex;align-items:center;gap:8px;
}
.ac-sections li:last-child{border-bottom:none}
.ac-dot{width:4px;height:4px;background:var(--p500);border-radius:50%;flex-shrink:0}
.ac-sections a{
  font-size:11.5px;color:var(--tx4);text-decoration:none;
  font-family:'Geist Mono',monospace;transition:color .15s;
}
.ac-sections a:hover{color:var(--p400)}
.ac-open{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--p600);color:#fff;
  padding:8px 18px;border-radius:7px;
  font-family:'Geist Sans',sans-serif;font-size:11px;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;
  text-decoration:none;transition:all .2s;
  box-shadow:0 4px 14px rgba(124,58,237,.35);
}
.ac-open:hover{background:var(--p500);box-shadow:0 4px 20px rgba(139,92,246,.5)}

/* ── FOOTER ── */
footer{
  background:rgba(8,6,18,.8);
  border-top:1px solid var(--border);
  color:var(--tx4);
  padding:24px 60px;display:flex;align-items:center;
  justify-content:space-between;font-size:11px;
  font-family:'Geist Mono',monospace;letter-spacing:.04em;
}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  #cover,#appendix,footer{padding-left:24px;padding-right:24px}
  #toc{padding:40px 24px}
  main{padding:0 24px}
  .toc-grid,.vendor-grid,.platform-grid,.sched-grid,.arch-grid,.setup-grid,.app-grid{grid-template-columns:1fr}
  .cover-stats{flex-wrap:wrap}
  .cs{min-width:50%;border-bottom:1px solid var(--border)}
  .toc-section:nth-child(odd){border-right:none}
  .nav-links{gap:0}
  .ms-row{grid-template-columns:40px 1fr;gap:12px}
  .ms-meta{display:none}
}

/* ═══════════════════════════════════════════════════════════════
   MODERNIZATION OVERRIDES
═══════════════════════════════════════════════════════════════ */

/* ── SCROLL PROGRESS BAR ── */
#scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 999;
  background: linear-gradient(90deg, var(--p700), var(--p500), var(--pink), var(--cyan));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform .05s linear;
}

/* ── NAV UPGRADES ── */
#topnav {
  height: 56px;
  background: rgba(10,7,26,.92);
  box-shadow: 0 1px 0 rgba(167,139,250,.12), 0 4px 24px rgba(0,0,0,.4);
}
.nav-logo {
  font-size: 11px; letter-spacing: .14em;
  gap: 10px;
}
.nav-logo-dot {
  width: 7px; height: 7px;
  background: var(--p500);
  box-shadow: 0 0 10px var(--p600), 0 0 20px var(--p700);
}
.nav-link { height: 56px; line-height: 56px; font-size: 11px; padding: 0 14px; letter-spacing: .04em; }
.nav-print {
  font-size: 9px; padding: 7px 16px; border-radius: 7px;
  background: linear-gradient(135deg, rgba(109,40,217,.18), rgba(139,92,246,.1));
  letter-spacing: .1em;
}
.page { padding-top: 56px; }

/* ── COVER UPGRADES ── */
#cover {
  padding: 100px 68px 88px;
  background:
    radial-gradient(ellipse 90% 70% at 0% -10%, rgba(109,40,217,.38) 0%, transparent 55%),
    radial-gradient(ellipse 60% 60% at 100% 30%, rgba(232,121,249,.18) 0%, transparent 50%);
}
#cover::before {
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(139,92,246,.22) 0%, rgba(109,40,217,.12) 30%, transparent 65%);
  top: -200px; right: -200px;
}
#cover::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--p600), var(--pink), transparent);
  opacity: .5;
}
.cover-tag {
  background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(232,121,249,.08));
  border: 1px solid rgba(167,139,250,.35);
  color: var(--p300);
  font-size: 9px; letter-spacing: .22em;
  padding: 6px 16px; border-radius: 24px;
  box-shadow: 0 0 20px rgba(139,92,246,.12);
}
.cover-h1 {
  font-size: clamp(42px, 6vw, 76px);
  letter-spacing: -.04em; line-height: 1;
  margin-bottom: 16px;
  text-shadow: 0 0 80px rgba(167,139,250,.25);
}
.cover-h1 em {
  background: linear-gradient(135deg, var(--p400), var(--pink2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cover-sub { font-size: 12px; letter-spacing: .08em; color: var(--tx4); margin-bottom: 56px; }
.cover-stats {
  border-radius: 16px;
  border: 1px solid rgba(167,139,250,.25);
  background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  backdrop-filter: blur(24px);
  box-shadow: 0 4px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
}
.cs { padding: 26px 30px; border-right: 1px solid rgba(167,139,250,.15); }
.cs-val {
  font-size: 30px; font-weight: 700; letter-spacing: -.04em;
  color: var(--p300);
  text-shadow: 0 0 30px rgba(167,139,250,.4);
}
.cs-lbl { font-size: 9px; letter-spacing: .14em; color: var(--tx4); margin-top: 4px; }
.cover-meta {
  font-size: 11px; letter-spacing: .03em; color: var(--tx4);
  padding: 16px 20px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border2);
  border-radius: 10px;
  display: inline-block;
  line-height: 1.8;
}

/* ── SECTION UPGRADES ── */
.bcp-section { padding: 72px 0 60px; }
.sec-eyebrow {
  font-size: 9px; letter-spacing: .28em; color: var(--p500);
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.sec-eyebrow::before {
  content: ''; width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--p600), var(--p400));
  border-radius: 2px;
}
h2 {
  font-size: clamp(24px, 3.2vw, 38px);
  letter-spacing: -.035em; line-height: 1;
  margin-bottom: 12px;
}
.sec-desc { font-size: 14px; color: #b8aee0; line-height: 1.8; margin-bottom: 36px; }

/* ── TIMELINE UPGRADES ── */
.tl {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.2);
  overflow: hidden;
  box-shadow: 0 4px 30px rgba(0,0,0,.3);
}
.tl-item {
  grid-template-columns: 90px 1fr 120px;
  transition: background .2s;
}
.tl-item:hover { background: rgba(139,92,246,.06); }
.tl-time {
  background: rgba(109,40,217,.08);
  font-size: 10px; letter-spacing: .04em;
  color: var(--p400);
  display: flex; align-items: center; justify-content: center;
  padding: 14px 10px;
  border-right: 1px solid rgba(167,139,250,.12);
}
.tl-text { padding: 14px 18px; font-size: 13px; color: var(--tx3); line-height: 1.6; }
.tl-who {
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; letter-spacing: .1em;
  border-left: 1px solid rgba(167,139,250,.12);
  padding: 8px 10px;
}
.who-brent {
  background: linear-gradient(135deg, rgba(56,189,248,.14), rgba(56,189,248,.06));
  color: var(--blue2);
  border-left: 1px solid rgba(56,189,248,.25) !important;
}
.who-auto {
  background: rgba(74,222,128,.06);
  color: var(--green);
}
.who-dev {
  background: rgba(232,121,249,.06);
  color: var(--pink2);
}
.who-cf {
  background: rgba(251,191,36,.06);
  color: #fde68a;
}
.tl-crit .tl-text {
  color: var(--tx2);
  border-left: 3px solid var(--p500);
  background: rgba(139,92,246,.04);
}

/* ── ARCH CARD UPGRADES ── */
.arch-card {
  border-radius: 14px;
  padding: 22px;
  background: linear-gradient(135deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
  border: 1px solid rgba(167,139,250,.18);
  transition: all .25s;
  position: relative; overflow: hidden;
}
.arch-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(167,139,250,.5), transparent);
  opacity: 0; transition: opacity .3s;
}
.arch-card:hover { border-color: rgba(167,139,250,.45); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(109,40,217,.22); }
.arch-card:hover::before { opacity: 1; }
.arch-layer {
  font-size: 8px; letter-spacing: .22em;
  padding: 3px 10px; border-radius: 5px;
  background: rgba(139,92,246,.2);
}

/* ── VENDOR CARD UPGRADES ── */
.vendor-card {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.18);
  background: linear-gradient(155deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
  transition: all .25s;
  position: relative; overflow: hidden;
}
.vendor-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--p700), var(--p500));
  opacity: 0; transition: opacity .3s;
}
.vendor-card:hover { border-color: rgba(167,139,250,.42); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(109,40,217,.25); }
.vendor-card:hover::after { opacity: 1; }

/* ── TABLE UPGRADES ── */
.data-table-wrap {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.2);
  background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  box-shadow: 0 4px 24px rgba(0,0,0,.2);
  overflow: hidden;
}
th {
  background: rgba(109,40,217,.2);
  font-size: 9px; letter-spacing: .15em;
  padding: 13px 16px;
  color: var(--p300);
  border-bottom: 1px solid rgba(167,139,250,.2);
}
td { padding: 12px 16px; }
tr:hover td { background: rgba(139,92,246,.06); color: var(--tx2); transition: all .15s; }

/* ── CALLOUT UPGRADES ── */
.callout {
  border-radius: 12px; padding: 16px 20px;
  font-size: 13px;
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 16px rgba(0,0,0,.15);
}
.c-info { background: rgba(109,40,217,.1); border: 1px solid rgba(139,92,246,.3); color: var(--p300); }
.c-warn { background: rgba(251,191,36,.07); border: 1px solid rgba(251,191,36,.25); }
.c-crit { background: rgba(248,113,113,.08); border: 1px solid rgba(248,113,113,.28); }
.c-ok { background: rgba(74,222,128,.07); border: 1px solid rgba(74,222,128,.25); }

/* ── MILESTONE ROW UPGRADES ── */
.ms-wrap {
  border-radius: 16px;
  border: 1px solid rgba(167,139,250,.2);
  background: linear-gradient(135deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  box-shadow: 0 4px 30px rgba(0,0,0,.2);
  padding: 0 28px;
}
.ms-num {
  border-radius: 12px;
  background: linear-gradient(135deg, var(--p700), var(--p500));
  box-shadow: 0 4px 18px rgba(109,40,217,.45);
  font-size: 20px;
}
.ms-title { font-size: 16px; color: var(--tx); margin-bottom: 4px; }
.ms-cost { font-size: 24px; color: var(--p300); text-shadow: 0 0 20px rgba(167,139,250,.3); }

/* ── SCHED GRID UPGRADES ── */
.sched-col {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.18);
  background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}
.sched-head {
  padding: 14px 18px;
  font-size: 9px; letter-spacing: .15em;
}
.sh-daily { background: linear-gradient(135deg, rgba(167,139,250,.3), rgba(139,92,246,.15)); border-bottom: 1px solid rgba(167,139,250,.25); }
.sh-weekly { background: linear-gradient(135deg, rgba(139,92,246,.25), rgba(109,40,217,.15)); border-bottom: 1px solid rgba(139,92,246,.22); }
.sh-monthly { background: linear-gradient(135deg, rgba(109,40,217,.2), rgba(91,33,182,.12)); border-bottom: 1px solid rgba(109,40,217,.2); }
.sh-qannual { background: linear-gradient(135deg, rgba(232,121,249,.2), rgba(192,86,224,.1)); border-bottom: 1px solid rgba(232,121,249,.18); color: var(--pink2); }

/* ── SETUP CARD UPGRADES ── */
.setup-card {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.18);
  background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
}

/* ── APPENDIX UPGRADES ── */
#appendix { padding: 80px 68px; }
.app-card {
  border-radius: 16px;
  border: 1px solid rgba(167,139,250,.18);
  background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
  transition: all .3s;
}
.app-card:hover {
  border-color: rgba(167,139,250,.45);
  box-shadow: 0 8px 40px rgba(109,40,217,.28);
  transform: translateY(-2px);
}
.ac-open {
  border-radius: 9px;
  background: linear-gradient(135deg, var(--p700), var(--p600));
  box-shadow: 0 4px 18px rgba(109,40,217,.45);
  font-size: 10px;
  letter-spacing: .06em;
  transition: all .2s;
}
.ac-open:hover {
  background: linear-gradient(135deg, var(--p600), var(--p500));
  box-shadow: 0 6px 26px rgba(139,92,246,.55);
  transform: translateY(-1px);
}

/* ── TOC UPGRADES ── */
#toc { padding: 64px 68px; }
.toc-grid {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.2);
  box-shadow: 0 4px 30px rgba(0,0,0,.2);
}
.toc-s-head { background: rgba(109,40,217,.1); }
.toc-s-num {
  background: linear-gradient(135deg, rgba(139,92,246,.25), rgba(109,40,217,.15));
  color: var(--p300);
  border: 1px solid rgba(167,139,250,.25);
  font-size: 8px; letter-spacing: .1em;
}

/* ── FOOTER UPGRADES ── */
footer {
  background: rgba(6,4,16,.95);
  backdrop-filter: blur(24px);
  border-top: 1px solid rgba(167,139,250,.15);
  padding: 28px 68px;
  font-size: 10px; letter-spacing: .05em;
  position: relative;
}
footer::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--p600), var(--pink), var(--cyan), transparent);
  opacity: .3;
}

/* ── PLATFORM CARD UPGRADES ── */
.platform-card {
  border-radius: 14px;
  border: 1px solid rgba(167,139,250,.18) !important;
  background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.02)) !important;
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
  transition: all .2s;
}
.platform-card:hover {
  border-color: rgba(167,139,250,.4) !important;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(109,40,217,.2);
}
.pc-header {
  border-bottom: 1px solid rgba(167,139,250,.12) !important;
  background: rgba(109,40,217,.08) !important;
}

/* ── MAIN ── */
main { padding: 0 68px; }

/* ── RESPONSIVE ADJUSTMENTS ── */
@media(max-width:900px){
  #cover { padding: 72px 24px 60px; }
  main { padding: 0 24px; }
  #toc { padding: 48px 24px; }
  #appendix { padding: 60px 24px; }
  footer { padding: 24px; }
}

/* ── EXPORT DROPDOWN ── */
.export-wrap { position: relative; margin-left: 8px; flex-shrink: 0; }
.nav-export {
  font-family:'Geist Mono',monospace; font-size: 9px; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--cyan); border: 1px solid rgba(34,211,238,.35);
  padding: 7px 16px; border-radius: 7px; cursor: pointer;
  background: rgba(34,211,238,.08); transition: all .15s;
  display: flex; align-items: center; gap: 6px;
}
.nav-export:hover { background: rgba(34,211,238,.16); border-color: rgba(34,211,238,.6); color: var(--cyan2); }
.nav-export svg { width: 11px; height: 11px; }
.export-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: rgba(12,9,30,.97);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(167,139,250,.25);
  border-radius: 12px;
  overflow: hidden;
  min-width: 180px;
  box-shadow: 0 8px 40px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.04);
  display: none; flex-direction: column;
  z-index: 500;
  animation: dropIn .18s ease;
}
@keyframes dropIn { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:translateY(0); } }
.export-menu.open { display: flex; }
.export-label {
  font-family: 'Geist Mono', monospace; font-size: 8px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--tx4); padding: 10px 16px 6px; border-bottom: 1px solid var(--border2);
}
.export-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 16px; cursor: pointer;
  font-family: 'Geist Sans', sans-serif; font-size: 12px;
  color: var(--tx3); transition: all .15s;
  border-bottom: 1px solid var(--border2);
}
.export-item:last-child { border-bottom: none; }
.export-item:hover { background: rgba(139,92,246,.1); color: var(--tx); }
.export-item .ei-badge {
  font-family: 'Geist Mono', monospace; font-size: 8px;
  font-weight: 700; letter-spacing: .08em;
  padding: 2px 7px; border-radius: 4px; margin-left: auto;
}
.ei-csv  .ei-badge { background: rgba(74,222,128,.12);  color: var(--green);  border: 1px solid rgba(74,222,128,.25); }
.ei-xls  .ei-badge { background: rgba(34,197,94,.12);   color: #4ade80;       border: 1px solid rgba(34,197,94,.25); }
.ei-pdf  .ei-badge { background: rgba(248,113,113,.1);  color: #fca5a5;       border: 1px solid rgba(248,113,113,.22); }
.ei-icon { font-size: 15px; }
.export-toast {
  position: fixed; bottom: 28px; right: 28px; z-index: 9999;
  background: rgba(12,9,30,.97); border: 1px solid rgba(167,139,250,.3);
  border-radius: 12px; padding: 14px 20px;
  font-family: 'Geist Sans', sans-serif; font-size: 13px; color: var(--tx2);
  display: flex; align-items: center; gap: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  transform: translateY(80px); opacity: 0;
  transition: all .3s cubic-bezier(.34,1.56,.64,1);
  pointer-events: none;
}
.export-toast.show { transform: translateY(0); opacity: 1; }
.export-toast .et-icon { font-size: 18px; }

/* ══ LIGHT THEME ══════════════════════════════════════════════ */
[data-theme="light"] {
  --bg:        #f4f2ff;
  --bg2:       #ede9ff;
  --bg3:       #e4dfff;
  --surface:   rgba(109,40,217,.06);
  --surface2:  rgba(109,40,217,.1);
  --surface3:  rgba(109,40,217,.15);
  --p900:      #4c1d95;
  --p800:      #5b21b6;
  --p700:      #6d28d9;
  --p600:      #7c3aed;
  --p500:      #8b5cf6;
  --p400:      #7c3aed;
  --p300:      #5b21b6;
  --p200:      #4c1d95;
  --p100:      #3b0764;
  --pink:      #c026d3;
  --pink2:     #a21caf;
  --cyan:      #0891b2;
  --cyan2:     #0e7490;
  --green:     #16a34a;
  --green2:    #15803d;
  --amber:     #d97706;
  --red:       #dc2626;
  --blue:      #0284c7;
  --blue2:     #0369a1;
  --tx:        #1e1040;
  --tx2:       #3b1f8c;
  --tx3:       #4c3099;
  --tx4:       #6d4ec0;
  --border:    rgba(109,40,217,.2);
  --border2:   rgba(109,40,217,.12);
  --borderhi:  rgba(109,40,217,.45);
  --glow: 0 0 40px rgba(109,40,217,.12);
  --glow2: 0 0 80px rgba(109,40,217,.1);
}

[data-theme="light"] body { background: #f4f2ff; }
[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(109,40,217,.12) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(192,38,211,.08) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(124,58,237,.08) 0%, transparent 55%),
    radial-gradient(ellipse 100% 80% at 50% 50%, rgba(244,242,255,1) 0%, #f4f2ff 100%);
}
[data-theme="light"] body::after {
  background-image:
    linear-gradient(rgba(109,40,217,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109,40,217,.05) 1px, transparent 1px);
}
[data-theme="light"] #topnav {
  background: rgba(244,242,255,.95);
  border-bottom: 1px solid rgba(109,40,217,.18);
  box-shadow: 0 1px 0 rgba(109,40,217,.12), 0 4px 24px rgba(109,40,217,.08);
}
[data-theme="light"] #cover {
  background:
    radial-gradient(ellipse 90% 70% at 0% -10%, rgba(109,40,217,.15) 0%, transparent 55%),
    radial-gradient(ellipse 60% 60% at 100% 30%, rgba(192,38,211,.08) 0%, transparent 50%);
}
[data-theme="light"] .cover-stats {
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(109,40,217,.2);
  box-shadow: 0 4px 40px rgba(109,40,217,.1), inset 0 1px 0 rgba(255,255,255,.8);
}
[data-theme="light"] .cover-meta {
  background: rgba(255,255,255,.7);
  border: 1px solid rgba(109,40,217,.15);
  color: var(--tx4);
}
[data-theme="light"] .data-table-wrap {
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(109,40,217,.18);
  box-shadow: 0 4px 24px rgba(109,40,217,.08);
}
[data-theme="light"] th { background: rgba(109,40,217,.12); color: var(--p300); }
[data-theme="light"] td { color: var(--tx3); }
[data-theme="light"] tr:hover td { background: rgba(109,40,217,.06); color: var(--tx2); }
[data-theme="light"] .arch-card,
[data-theme="light"] .vendor-card,
[data-theme="light"] .app-card,
[data-theme="light"] .setup-card,
[data-theme="light"] .sched-col,
[data-theme="light"] .ms-wrap {
  background: rgba(255,255,255,.85);
  border-color: rgba(109,40,217,.18);
  box-shadow: 0 2px 16px rgba(109,40,217,.08);
}
[data-theme="light"] .callout { backdrop-filter: blur(8px); }
[data-theme="light"] .c-info { background: rgba(109,40,217,.08); border-color: rgba(109,40,217,.25); }
[data-theme="light"] .c-warn { background: rgba(217,119,6,.07); border-color: rgba(217,119,6,.22); color: #92400e; }
[data-theme="light"] .c-crit { background: rgba(220,38,38,.07); border-color: rgba(220,38,38,.22); color: #991b1b; }
[data-theme="light"] .c-ok { background: rgba(22,163,74,.07); border-color: rgba(22,163,74,.22); color: #166534; }
[data-theme="light"] .scenario-nav { background: rgba(255,255,255,.7); border-color: rgba(109,40,217,.18); }
[data-theme="light"] .sc-tab { color: var(--tx4); }
[data-theme="light"] .sc-tab.active { background: rgba(109,40,217,.1); color: var(--p300); box-shadow: inset 0 -2px 0 var(--p500); }
[data-theme="light"] .tl { border-color: rgba(109,40,217,.18); box-shadow: 0 4px 20px rgba(109,40,217,.08); }
[data-theme="light"] .tl-time { background: rgba(109,40,217,.06); border-right-color: rgba(109,40,217,.12); }
[data-theme="light"] .tl-text { color: var(--tx3); }
[data-theme="light"] .who-brent { background: rgba(56,189,248,.1); color: var(--blue2); }
[data-theme="light"] .who-auto { background: rgba(22,163,74,.08); color: var(--green2); }
[data-theme="light"] .who-dev { background: rgba(192,38,211,.08); color: var(--pink2); }
[data-theme="light"] .who-cf { background: rgba(217,119,6,.08); color: var(--amber); }
[data-theme="light"] #appendix { background: rgba(244,242,255,.6); border-top-color: rgba(109,40,217,.15); }
[data-theme="light"] footer { background: rgba(237,233,255,.95); border-top-color: rgba(109,40,217,.2); color: var(--tx4); }
[data-theme="light"] .toc-section { background: rgba(255,255,255,.8); }
[data-theme="light"] .toc-s-head { background: rgba(109,40,217,.06); }
[data-theme="light"] .sh-daily { background: rgba(124,58,237,.15); color: #3b1f8c; }
[data-theme="light"] .sh-weekly { background: rgba(109,40,217,.12); color: #3b1f8c; }
[data-theme="light"] .sh-monthly { background: rgba(91,33,182,.1); color: #3b1f8c; }
[data-theme="light"] .sh-qannual { background: rgba(192,38,211,.1); color: var(--pink2); }
[data-theme="light"] .export-menu {
  background: rgba(244,242,255,.98);
  border-color: rgba(109,40,217,.25);
  box-shadow: 0 8px 40px rgba(109,40,217,.15);
}
[data-theme="light"] .export-label { color: var(--tx4); border-bottom-color: rgba(109,40,217,.12); }
[data-theme="light"] .export-item { color: var(--tx3); border-bottom-color: rgba(109,40,217,.1); }
[data-theme="light"] .export-item:hover { background: rgba(109,40,217,.08); color: var(--tx); }
[data-theme="light"] .export-toast {
  background: rgba(244,242,255,.98);
  border-color: rgba(109,40,217,.25);
  color: var(--tx2);
  box-shadow: 0 8px 30px rgba(109,40,217,.15);
}
[data-theme="light"] .sec-desc { color: #4a3d85; }

/* ── THEME TOGGLE BUTTON ── */
#theme-toggle {
  display: flex; align-items: center; gap: 6px;
  margin-left: 8px; flex-shrink: 0;
  font-family: 'Geist Mono', monospace; font-size: 9px;
  font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  color: var(--tx4); border: 1px solid var(--border);
  padding: 7px 14px; border-radius: 7px; cursor: pointer;
  background: transparent; transition: all .2s;
}
#theme-toggle:hover { color: var(--tx2); border-color: var(--borderhi); background: var(--surface); }
#theme-toggle .tt-icon { font-size: 12px; transition: transform .3s; }
[data-theme="light"] #theme-toggle .tt-icon { transform: rotate(180deg); }