/* ============================================================
   nsprism — shared theme
   ============================================================ */
:root {
  --ns-bg: #070a14;
  --ns-bg-2: #0b1020;
  --ns-surface: #101830;
  --ns-surface-2: #151f3d;
  --ns-border: rgba(148, 163, 255, 0.14);
  --ns-text: #e7eaf6;
  --ns-muted: #98a2c3;
  --ns-violet: #7c5cff;
  --ns-indigo: #4f6bff;
  --ns-cyan: #22d3ee;
  --ns-green: #34d399;
  --ns-amber: #fbbf24;
  --ns-red: #f87171;
  --ns-spectrum: linear-gradient(90deg, #f87171, #fbbf24, #34d399, #22d3ee, #4f6bff, #7c5cff);
  --ns-grad: linear-gradient(120deg, #7c5cff 0%, #4f6bff 45%, #22d3ee 100%);
  --ns-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

/* ============================================================
   Light theme — activated by <html data-bs-theme="light">
   Dark (above) remains the default.
   ============================================================ */
html[data-bs-theme="light"] {
  --ns-bg: #f5f6fb;
  --ns-bg-2: #ecedf6;
  --ns-surface: #ffffff;
  --ns-surface-2: #f2f4fb;
  --ns-border: rgba(35, 48, 105, 0.14);
  --ns-text: #1c2440;
  --ns-muted: #5b6580;
}
html[data-bs-theme="light"] body { background: var(--ns-bg); color: var(--ns-text); }

html[data-bs-theme="light"] .ns-navbar {
  background: rgba(255, 255, 255, 0.82);
  border-bottom-color: var(--ns-border);
}
html[data-bs-theme="light"] .ns-navbar .navbar-brand { color: var(--ns-text); }

html[data-bs-theme="light"] .ns-hero {
  background:
    radial-gradient(900px 480px at 15% -10%, rgba(124,92,255,.16), transparent 60%),
    radial-gradient(800px 420px at 90% 0%, rgba(34,211,238,.12), transparent 60%),
    var(--ns-bg);
}
html[data-bs-theme="light"] .hero-badge {
  background: rgba(255,255,255,.75);
  color: var(--ns-muted);
}
html[data-bs-theme="light"] .ns-card {
  background: linear-gradient(160deg, #ffffff 0%, var(--ns-surface-2) 100%);
  box-shadow: 0 2px 10px rgba(30, 40, 90, .05);
}
html[data-bs-theme="light"] .ns-card:hover {
  box-shadow: 0 16px 38px rgba(30, 40, 90, .13);
  border-color: rgba(124,92,255,.5);
}
html[data-bs-theme="light"] .pkg-card.coming { opacity: .72; }
html[data-bs-theme="light"] .ns-card .card-icon { background: rgba(124,92,255,.1); }
html[data-bs-theme="light"] .ns-card .card-icon.cyan  { background: rgba(8,145,178,.1);  color: #0891b2; border-color: rgba(8,145,178,.3); }
html[data-bs-theme="light"] .ns-card .card-icon.green { background: rgba(5,150,105,.1);  color: #059669; border-color: rgba(5,150,105,.3); }
html[data-bs-theme="light"] .ns-card .card-icon.amber { background: rgba(217,119,6,.1);  color: #d97706; border-color: rgba(217,119,6,.3); }
html[data-bs-theme="light"] .ns-card .card-icon.red   { background: rgba(220,38,38,.09); color: #dc2626; border-color: rgba(220,38,38,.3); }

html[data-bs-theme="light"] .btn-ns-ghost {
  background: rgba(255,255,255,.7);
  color: var(--ns-text);
}
html[data-bs-theme="light"] .btn-ns-ghost:hover {
  background: #fff;
  color: var(--ns-text);
}
html[data-bs-theme="light"] .badge-ns {
  background: rgba(255,255,255,.8);
  color: var(--ns-muted);
}
html[data-bs-theme="light"] .arch-stage {
  background: var(--ns-surface);
  box-shadow: 0 2px 8px rgba(30,40,90,.05);
}
html[data-bs-theme="light"] .arch-stage .stage-sub { color: var(--ns-muted); }
html[data-bs-theme="light"] .arch-stage:hover, html[data-bs-theme="light"] .arch-stage.active {
  box-shadow: 0 12px 26px rgba(30,40,90,.14);
}
html[data-bs-theme="light"] .arch-stage.active { box-shadow: 0 0 0 2px rgba(8,145,178,.25), 0 12px 26px rgba(30,40,90,.14); }
html[data-bs-theme="light"] .arch-detail {
  background: #ffffff;
  border-color: rgba(8,145,178,.35);
}
html[data-bs-theme="light"] .arch-detail p { color: var(--ns-muted); }
html[data-bs-theme="light"] .arch-arrow { color: var(--ns-indigo); }

html[data-bs-theme="light"] .playground { background: var(--ns-surface); }
html[data-bs-theme="light"] .playground .pg-head { background: var(--ns-surface-2); color: var(--ns-muted); }

html[data-bs-theme="light"] .ns-tabs .nav-link { background: var(--ns-surface-2); }
html[data-bs-theme="light"] .ns-tabs .nav-link.active { background: #0a0f1e; color: var(--ns-cyan); }

html[data-bs-theme="light"] .ns-table tbody tr:hover { background: rgba(124,92,255,.05); }
html[data-bs-theme="light"] .benefit-item { border-bottom-color: rgba(35,48,105,.08); }
html[data-bs-theme="light"] .strength-meter .bar { background: rgba(35,48,105,.12); }
html[data-bs-theme="light"] .strength-meter .bar.on-0 { background: var(--ns-green); }
html[data-bs-theme="light"] .strength-meter .bar.on-1 { background: var(--ns-cyan); }
html[data-bs-theme="light"] .strength-meter .bar.on-2 { background: var(--ns-indigo); }
html[data-bs-theme="light"] .strength-meter .bar.on-3 { background: var(--ns-violet); }
html[data-bs-theme="light"] .strength-meter .bar.on-4 { background: var(--ns-red); }

html[data-bs-theme="light"] code.inline {
  background: rgba(124,92,255,.1);
  border-color: rgba(124,92,255,.28);
  color: #5b3fd6;
}
html[data-bs-theme="light"] .ns-table code { color: #5b3fd6; }
html[data-bs-theme="light"] .ns-table thead th { color: #0891b2; }
html[data-bs-theme="light"] .eyebrow { color: #0891b2; }
html[data-bs-theme="light"] a:not(.btn) { color: #0e94b4; }
html[data-bs-theme="light"] .btn-ns-primary, html[data-bs-theme="light"] .btn-ns-primary:hover { color: #fff; }
html[data-bs-theme="light"] .pkg-card .pkg-link { color: #0e94b4; }
html[data-bs-theme="light"] .strat-0 { color: #047857; }
html[data-bs-theme="light"] .strat-1 { color: #0e7490; }
html[data-bs-theme="light"] .strat-2 { color: #4453d6; }
html[data-bs-theme="light"] .strat-3 { color: #6d3ee0; }
html[data-bs-theme="light"] .strat-4 { color: #dc2626; }
html[data-bs-theme="light"] .lead-muted,
html[data-bs-theme="light"] .section-sub,
html[data-bs-theme="light"] .text-muted-ns { color: var(--ns-muted) !important; }
html[data-bs-theme="light"] .ns-footer a { color: var(--ns-muted); }
html[data-bs-theme="light"] .ns-footer a:hover { color: #0e94b4; }
html[data-bs-theme="light"] .ns-footer .foot-head { color: var(--ns-text); }
html[data-bs-theme="light"] .footer-line { color: var(--ns-muted); }
html[data-bs-theme="light"] .ns-navbar .nav-link { color: var(--ns-muted); }
html[data-bs-theme="light"] .ns-navbar .nav-link:hover,
html[data-bs-theme="light"] .ns-navbar .nav-link.active { color: var(--ns-text); }
html[data-bs-theme="light"] .ns-card h5, html[data-bs-theme="light"] .ns-card .pkg-name { color: var(--ns-text); }
html[data-bs-theme="light"] .arch-stage .stage-title { color: var(--ns-text); }
html[data-bs-theme="light"] .navbar-brand .fw-bold { color: var(--ns-text) !important; }
html[data-bs-theme="light"] .theme-toggle { color: var(--ns-muted); border-color: var(--ns-border); }
html[data-bs-theme="light"] .theme-toggle:hover { color: var(--ns-text); border-color: rgba(124,92,255,.5); }

/* code blocks & demo editors stay dark in both themes for contrast */

html { scroll-behavior: smooth; }
body {
  background: var(--ns-bg);
  color: var(--ns-text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
}
section { scroll-margin-top: 84px; }

/* ---------- navbar ---------- */
.ns-navbar {
  background: rgba(7, 10, 20, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--ns-border);
}
.ns-navbar .navbar-brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.3rem;
  color: var(--ns-text);
}
.ns-navbar .navbar-brand .ns-dot { color: var(--ns-cyan); }
.ns-navbar .nav-link {
  color: var(--ns-muted);
  font-weight: 500;
  margin: 0 .25rem;
  transition: color .2s;
}
.ns-navbar .nav-link:hover, .ns-navbar .nav-link.active { color: var(--ns-text); }
.navbar-toggler { border-color: var(--ns-border); }
.navbar-toggler:focus { box-shadow: 0 0 0 2px rgba(124,92,255,.4); }

/* ---------- prism mark ---------- */
.prism-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--ns-grad);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  margin-right: .5rem;
  box-shadow: 0 4px 18px rgba(79,107,255,.45);
}

/* ---------- hero ---------- */
.ns-hero {
  position: relative;
  padding: 9rem 0 6rem;
  background:
    radial-gradient(900px 480px at 15% -10%, rgba(124,92,255,.22), transparent 60%),
    radial-gradient(800px 420px at 90% 0%, rgba(34,211,238,.14), transparent 60%),
    var(--ns-bg);
}
.ns-hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--ns-spectrum);
  opacity: .5;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 1px solid var(--ns-border);
  background: rgba(21,31,61,.6);
  border-radius: 999px;
  padding: .35rem 1rem;
  font-size: .82rem;
  color: var(--ns-muted);
  margin-bottom: 1.25rem;
}
.hero-badge .pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ns-green);
  box-shadow: 0 0 0 0 rgba(52,211,153,.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52,211,153,.55); }
  70% { box-shadow: 0 0 0 9px rgba(52,211,153,0); }
  100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}
.display-3, .display-4 { font-weight: 800; letter-spacing: -0.03em; }
.text-gradient {
  background: var(--ns-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead-muted { color: var(--ns-muted); font-size: 1.15rem; max-width: 44rem; }

.btn-ns-primary {
  background: var(--ns-grad);
  border: none;
  color: #fff;
  font-weight: 600;
  padding: .7rem 1.6rem;
  border-radius: 10px;
  transition: transform .18s, box-shadow .18s;
}
.btn-ns-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(79,107,255,.4);
}
.btn-ns-ghost {
  border: 1px solid var(--ns-border);
  color: var(--ns-text);
  font-weight: 600;
  padding: .7rem 1.6rem;
  border-radius: 10px;
  background: rgba(21,31,61,.35);
  transition: border-color .2s, transform .18s, background .2s;
}
.btn-ns-ghost:hover {
  color: #fff;
  border-color: rgba(124,92,255,.6);
  background: rgba(21,31,61,.7);
  transform: translateY(-2px);
}

/* ---------- generic section ---------- */
.ns-section { padding: 5.5rem 0; position: relative; }
.ns-section.alt { background: var(--ns-bg-2); }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .75rem;
  font-weight: 700;
  color: var(--ns-cyan);
  margin-bottom: .6rem;
}
.section-title { font-weight: 800; letter-spacing: -0.02em; }
.section-sub { color: var(--ns-muted); max-width: 46rem; }

/* ---------- cards ---------- */
.ns-card {
  background: linear-gradient(160deg, var(--ns-surface) 0%, rgba(16,24,48,.6) 100%);
  border: 1px solid var(--ns-border);
  border-radius: 16px;
  padding: 1.75rem;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: transform .22s, border-color .22s, box-shadow .22s;
}
.ns-card:hover {
  transform: translateY(-5px);
  border-color: rgba(124,92,255,.45);
  box-shadow: 0 18px 44px rgba(4,8,20,.6);
}
.ns-card .card-icon {
  width: 52px; height: 52px;
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 1.1rem;
  background: rgba(124,92,255,.14);
  color: var(--ns-violet);
  border: 1px solid rgba(124,92,255,.3);
}
.ns-card .card-icon.cyan  { background: rgba(34,211,238,.12); color: var(--ns-cyan);  border-color: rgba(34,211,238,.3); }
.ns-card .card-icon.green { background: rgba(52,211,153,.12); color: var(--ns-green); border-color: rgba(52,211,153,.3); }
.ns-card .card-icon.amber { background: rgba(251,191,36,.12); color: var(--ns-amber); border-color: rgba(251,191,36,.3); }
.ns-card .card-icon.red   { background: rgba(248,113,113,.12); color: var(--ns-red);   border-color: rgba(248,113,113,.3); }
.ns-card h5 { font-weight: 700; }
.ns-card p { color: var(--ns-muted); font-size: .93rem; margin-bottom: 0; }

/* package card */
.pkg-card { cursor: pointer; }
.pkg-card .pkg-tag {
  position: absolute; top: 1.1rem; right: 1.1rem;
  font-size: .68rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase;
  padding: .25rem .65rem;
  border-radius: 999px;
}
.pkg-tag.live { background: rgba(52,211,153,.15); color: var(--ns-green); border: 1px solid rgba(52,211,153,.4); }
.pkg-tag.beta { background: rgba(251,191,36,.14); color: var(--ns-amber); border: 1px solid rgba(251,191,36,.35); }
.pkg-tag.soon { background: rgba(152,162,195,.12); color: var(--ns-muted); border: 1px solid var(--ns-border); }
.pkg-card .pkg-name { font-family: var(--ns-mono); font-size: 1.15rem; font-weight: 700; }
.pkg-card .pkg-link { color: var(--ns-cyan); font-weight: 600; font-size: .9rem; text-decoration: none; }
.pkg-card .pkg-link:hover { text-decoration: underline; }
.pkg-card.coming { opacity: .62; }
.pkg-card.coming:hover { transform: none; box-shadow: none; border-color: var(--ns-border); }

/* ---------- stats ---------- */
.stat-num {
  font-size: 2.6rem; font-weight: 800; letter-spacing: -.03em;
  background: var(--ns-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { color: var(--ns-muted); font-size: .9rem; }

/* ---------- code blocks ---------- */
.ns-code {
  background: #0a0f1e;
  border: 1px solid var(--ns-border);
  border-radius: 14px;
  overflow: hidden;
}
.ns-code .code-head {
  display: flex; align-items: center; gap: .5rem;
  padding: .6rem 1rem;
  border-bottom: 1px solid var(--ns-border);
  background: rgba(21,31,61,.5);
  font-family: var(--ns-mono);
  font-size: .78rem;
  color: var(--ns-muted);
}
.ns-code .code-head .dots span {
  display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 5px;
}
.ns-code .code-head .dots span:nth-child(1){ background:#f87171; }
.ns-code .code-head .dots span:nth-child(2){ background:#fbbf24; }
.ns-code .code-head .dots span:nth-child(3){ background:#34d399; }
.ns-code pre {
  margin: 0; padding: 1.1rem 1.25rem;
  font-family: var(--ns-mono);
  font-size: .83rem; line-height: 1.65;
  color: #c9d4f5;
  overflow-x: auto;
}
.ns-code code { font-family: var(--ns-mono); }
.tok-k { color: #c792ea; }  /* keyword */
.tok-s { color: #9fe8a9; }  /* string  */
.tok-c { color: #5d6a94; font-style: italic; } /* comment */
.tok-n { color: #f7b56e; }  /* number */
.tok-f { color: #82aaff; }  /* function/type */
.tok-a { color: #7fdbca; }  /* attr */

/* inline code */
code.inline {
  font-family: var(--ns-mono);
  font-size: .85em;
  background: rgba(124,92,255,.14);
  border: 1px solid rgba(124,92,255,.25);
  color: #d3bfff;
  padding: .12em .42em;
  border-radius: 6px;
}

/* ---------- tabs ---------- */
.ns-tabs .nav-link {
  font-family: var(--ns-mono);
  font-size: .82rem;
  color: var(--ns-muted);
  border: 1px solid var(--ns-border);
  border-radius: 9px 9px 0 0;
  border-bottom: none;
  background: rgba(16,24,48,.5);
  margin-right: .4rem;
  padding: .45rem 1rem;
}
.ns-tabs .nav-link.active {
  background: #0a0f1e;
  color: var(--ns-cyan);
  border-color: rgba(34,211,238,.4);
}

/* ---------- tables ---------- */
.ns-table { color: var(--ns-text); font-size: .9rem; }
.ns-table thead th {
  color: var(--ns-cyan);
  font-family: var(--ns-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--ns-border) !important;
}
.ns-table td { border-color: rgba(148,163,255,.08) !important; vertical-align: middle; }
.ns-table tbody tr { background: transparent; }
.ns-table tbody tr:hover { background: rgba(124,92,255,.06); }
.ns-table code { font-family: var(--ns-mono); font-size: .82rem; color: #d3bfff; }

/* strategy strength chips */
.strat {
  display: inline-block;
  font-family: var(--ns-mono); font-size: .72rem; font-weight: 700;
  padding: .18rem .55rem; border-radius: 6px;
}
.strat-0 { background: rgba(52,211,153,.15);  color: var(--ns-green); }
.strat-1 { background: rgba(34,211,238,.14);  color: var(--ns-cyan); }
.strat-2 { background: rgba(79,107,255,.16);  color: #93a7ff; }
.strat-3 { background: rgba(124,92,255,.18);  color: #c4b0ff; }
.strat-4 { background: rgba(248,113,113,.16); color: var(--ns-red); }

/* strength meter */
.strength-meter { display: flex; gap: 5px; align-items: flex-end; height: 34px; }
.strength-meter .bar {
  width: 26px; border-radius: 4px 4px 0 0;
  background: rgba(148,163,255,.15);
  position: relative; cursor: pointer;
  transition: background .2s, transform .2s;
}
.strength-meter .bar:hover { transform: scaleY(1.06); }
.strength-meter .bar.on-0 { background: var(--ns-green); }
.strength-meter .bar.on-1 { background: var(--ns-cyan); }
.strength-meter .bar.on-2 { background: var(--ns-indigo); }
.strength-meter .bar.on-3 { background: var(--ns-violet); }
.strength-meter .bar.on-4 { background: var(--ns-red); }

/* ---------- architecture flow ---------- */
.arch-stage {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  position: relative;
  cursor: pointer;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  height: 100%;
}
.arch-stage:hover, .arch-stage.active {
  border-color: var(--ns-cyan);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(4,8,20,.55);
}
.arch-stage.active { box-shadow: 0 0 0 2px rgba(34,211,238,.25), 0 12px 30px rgba(4,8,20,.55); }
.arch-stage .stage-num {
  position: absolute; top: -12px; left: 14px;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--ns-grad); color: #fff;
  font-size: .75rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.arch-stage .stage-title { font-family: var(--ns-mono); font-size: .85rem; font-weight: 700; color: var(--ns-text); }
.arch-stage .stage-sub { font-size: .78rem; color: var(--ns-muted); margin: .25rem 0 0; }
.arch-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--ns-indigo); font-size: 1.4rem;
}
.arch-detail {
  background: rgba(11,16,32,.85);
  border: 1px solid rgba(34,211,238,.3);
  border-radius: 14px;
  padding: 1.4rem 1.6rem;
  min-height: 120px;
}
.arch-detail h6 { color: var(--ns-cyan); font-family: var(--ns-mono); }
.arch-detail p { color: var(--ns-muted); font-size: .9rem; margin-bottom: 0; }

/* animated data pulse on connectors */
.flow-line {
  height: 2px; flex: 1;
  background: linear-gradient(90deg, rgba(79,107,255,.15), rgba(79,107,255,.15));
  position: relative; overflow: hidden;
  border-radius: 2px;
}
.flow-line::after {
  content: "";
  position: absolute; top: 0; bottom: 0; width: 40%;
  background: linear-gradient(90deg, transparent, var(--ns-cyan), transparent);
  animation: flow 2.2s linear infinite;
}
@keyframes flow {
  from { left: -40%; }
  to   { left: 110%; }
}

/* ---------- interactive masking playground ---------- */
.playground {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 16px;
  overflow: hidden;
}
.playground .pg-head {
  padding: .8rem 1.2rem;
  background: rgba(21,31,61,.6);
  border-bottom: 1px solid var(--ns-border);
  font-family: var(--ns-mono); font-size: .8rem; color: var(--ns-muted);
  display: flex; align-items: center; justify-content: space-between;
}
.playground textarea {
  background: #0a0f1e;
  border: none;
  color: #c9d4f5;
  font-family: var(--ns-mono);
  font-size: .8rem;
  line-height: 1.6;
  width: 100%;
  min-height: 300px;
  padding: 1rem 1.1rem;
  resize: vertical;
}
.playground textarea:focus { outline: none; box-shadow: inset 0 0 0 1px rgba(124,92,255,.4); }
.pg-output {
  background: #060a16;
  color: #9fe8a9;
  font-family: var(--ns-mono);
  font-size: .8rem;
  line-height: 1.65;
  min-height: 300px;
  padding: 1rem 1.1rem;
  white-space: pre-wrap;
  word-break: break-word;
}
.pg-output .masked { color: var(--ns-amber); }
.pg-output .suppressed { color: var(--ns-red); text-decoration: line-through; }
.btn-run {
  background: var(--ns-grad); border: none; color: #fff;
  font-weight: 600; font-size: .85rem;
  padding: .4rem 1.2rem; border-radius: 8px;
  transition: transform .15s, box-shadow .15s;
}
.btn-run:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(79,107,255,.45); color:#fff; }
.pg-summary { font-family: var(--ns-mono); font-size: .75rem; color: var(--ns-muted); }
.pg-summary b { color: var(--ns-amber); }

/* ---------- benefit list ---------- */
.benefit-item { display: flex; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid rgba(148,163,255,.08); }
.benefit-item:last-child { border-bottom: none; }
.benefit-item .bi { color: var(--ns-green); font-size: 1.2rem; margin-top: .15rem; }
.benefit-item h6 { font-weight: 700; margin-bottom: .2rem; }
.benefit-item p { color: var(--ns-muted); font-size: .88rem; margin: 0; }

/* ---------- maven coords ---------- */
.coord-chip {
  display: inline-flex; align-items: center; gap: .55rem;
  background: #0a0f1e; border: 1px solid var(--ns-border);
  border-radius: 10px;
  padding: .55rem .9rem;
  font-family: var(--ns-mono); font-size: .8rem; color: #c9d4f5;
}
.coord-chip .copy-btn {
  border: none; background: rgba(124,92,255,.15); color: var(--ns-violet);
  border-radius: 6px; padding: .15rem .5rem; font-size: .72rem; cursor: pointer;
}
.coord-chip .copy-btn:hover { background: rgba(124,92,255,.3); color: #fff; }

/* ---------- footer ---------- */
.ns-footer {
  border-top: 1px solid var(--ns-border);
  background: var(--ns-bg-2);
  padding: 3.5rem 0 2rem;
}
.ns-footer a { color: var(--ns-muted); text-decoration: none; font-size: .9rem; }
.ns-footer a:hover { color: var(--ns-cyan); }
.ns-footer .foot-head { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ns-text); font-weight: 700; margin-bottom: 1rem; }
.footer-line { border-top: 1px solid var(--ns-border); margin-top: 2.5rem; padding-top: 1.5rem; color: var(--ns-muted); font-size: .82rem; }

/* ---------- theme toggle ---------- */
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 10px;
  border: 1px solid var(--ns-border);
  background: rgba(21,31,61,.35);
  color: var(--ns-muted);
  font-size: 1rem;
  transition: color .2s, border-color .2s, transform .15s;
  padding: 0;
}
.theme-toggle:hover { color: var(--ns-text); border-color: rgba(124,92,255,.6); transform: translateY(-1px); }
.theme-toggle .bi-sun { display: none; }
html[data-bs-theme="light"] .theme-toggle .bi-sun { display: inline; }
html[data-bs-theme="light"] .theme-toggle .bi-moon { display: none; }

/* ---------- author page: timeline & competency meters ---------- */
.ns-timeline { position: relative; padding-left: 1.6rem; }
.ns-timeline::before {
  content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px;
  width: 2px; background: linear-gradient(180deg, var(--ns-violet), var(--ns-cyan));
  border-radius: 2px; opacity: .5;
}
.tl-item { position: relative; padding-bottom: 1.6rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -1.6rem; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--ns-bg); border: 3px solid var(--ns-violet);
}
.tl-item .tl-org { font-weight: 700; font-size: 1.02rem; }
.tl-item .tl-role { color: var(--ns-cyan); font-size: .82rem; font-family: var(--ns-mono); margin-bottom: .3rem; }
.tl-item p { color: var(--ns-muted); font-size: .88rem; margin: 0; }
html[data-bs-theme="light"] .tl-item .tl-role { color: #0e94b4; }

.meter-row { margin-bottom: 1rem; }
.meter-row .meter-label {
  display: flex; justify-content: space-between;
  font-size: .85rem; margin-bottom: .35rem;
}
.meter-row .meter-label .meter-yrs { font-family: var(--ns-mono); font-size: .75rem; color: var(--ns-cyan); }
html[data-bs-theme="light"] .meter-row .meter-label .meter-yrs { color: #0e94b4; }
.meter-track {
  height: 8px; border-radius: 5px;
  background: rgba(148,163,255,.14);
  overflow: hidden;
}
html[data-bs-theme="light"] .meter-track { background: rgba(35,48,105,.1); }
.meter-fill {
  height: 100%; border-radius: 5px;
  background: var(--ns-grad);
  width: 0; transition: width 1.1s ease;
}

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* ---------- misc ---------- */
.spectrum-divider { height: 3px; background: var(--ns-spectrum); opacity: .6; }
.badge-ns {
  font-family: var(--ns-mono); font-size: .72rem; font-weight: 600;
  border: 1px solid var(--ns-border); border-radius: 7px;
  padding: .25rem .6rem; color: var(--ns-muted);
  background: rgba(21,31,61,.5); margin-right: .4rem; margin-bottom: .4rem;
  display: inline-block;
}
.text-muted-ns { color: var(--ns-muted) !important; }
a { color: var(--ns-cyan); }

@media (max-width: 767.98px) {
  .ns-hero { padding: 6.5rem 0 4rem; }
  .display-3 { font-size: 2.4rem; }
  .stat-num { font-size: 2rem; }
  .arch-arrow { transform: rotate(90deg); padding: .4rem 0; }
}

/* runtime table tags + demo chips */
.tag-ok   { color: var(--ns-green); font-weight: 600; }
.tag-no   { color: #ff8f8f; font-weight: 600; }
.tag-part { color: var(--ns-amber); font-weight: 600; }
.chip-tag {
  display: inline-flex; align-items: center;
  padding: .3rem .7rem; border-radius: 999px;
  border: 1px solid var(--ns-border);
  color: var(--ns-muted); font-size: .8rem;
}