/* ===============================================================
   Synth Studio — content subpage design system
   Shares brand tokens with the homepage; lighter, content-first.
   Load order per page: site.css, then nav.css.
=============================================================== */
:root {
  --bg: #0a0812;
  --bg-soft: #120e20;
  --ink: #ece8f6;
  --ink-dim: #9d94b8;
  --violet: #8b6cff;
  --blue: #4f7dff;
  --lavender: #c9bcff;
  --pink: #f0a6c8;
  --line: rgba(201, 188, 255, 0.12);
  --card: rgba(139, 108, 255, 0.06);
  --font-display: "Clash Display", sans-serif;
  --font-body: "General Sans", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  background:
    radial-gradient(130% 80% at 50% -10%, #171129 0%, transparent 55%),
    radial-gradient(120% 80% at 50% 112%, #0c1230 0%, transparent 55%),
    #08060f;
}
body {
  background: transparent; color: var(--ink);
  font-family: var(--font-body); font-size: 17px; line-height: 1.62;
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
}
::selection { background: var(--violet); color: #fff; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* drifting aurora, same language as the home hero */
.aurora {
  position: fixed; inset: -25%; z-index: -1; pointer-events: none;
  background:
    radial-gradient(26% 30% at 20% 22%, rgba(139,108,255,0.20), transparent 70%),
    radial-gradient(32% 34% at 84% 14%, rgba(79,125,255,0.16), transparent 72%),
    radial-gradient(38% 40% at 70% 90%, rgba(139,108,255,0.13), transparent 72%);
  filter: blur(50px) saturate(1.15);
  animation: aurora 30s ease-in-out infinite alternate;
}
@keyframes aurora {
  0% { transform: translate3d(0,0,0) scale(1); }
  100% { transform: translate3d(-2%, 2%, 0) scale(1.06); }
}

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 clamp(20px, 5vw, 60px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 13px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--lavender); margin-bottom: 22px;
}
.eyebrow::before { content: ""; width: 30px; height: 1px; background: linear-gradient(90deg, var(--violet), transparent); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; line-height: 1.06; }
.accent {
  background: linear-gradient(100deg, var(--violet), var(--blue) 55%, var(--pink));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  color: #fff; text-decoration: none; padding: 15px 32px; border-radius: 100px;
  background: linear-gradient(135deg, var(--violet), var(--blue));
  box-shadow: 0 10px 40px -14px rgba(139,108,255,0.7), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: transform 0.3s cubic-bezier(0.2,0.8,0.2,1), box-shadow 0.3s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 16px 54px -16px rgba(139,108,255,0.9); }
.btn-ghost {
  background: rgba(201,188,255,0.06); border: 1px solid var(--line);
  box-shadow: none; color: var(--ink);
}
.btn-ghost:hover { border-color: var(--violet); background: rgba(139,108,255,0.12); box-shadow: none; }

/* ---- page hero ---- */
.page-hero { position: relative; padding: 190px 0 90px; }
.page-hero .wrap { position: relative; z-index: 2; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.badge {
  font-size: 12.5px; color: var(--lavender);
  padding: 7px 14px; border-radius: 100px;
  border: 1px solid var(--line); background: rgba(201,188,255,0.04);
}
.page-hero h1 { font-size: clamp(40px, 6vw, 76px); max-width: 15ch; margin-bottom: 24px; }
.page-hero .lede { color: var(--ink-dim); font-size: clamp(17px, 2vw, 20px); max-width: 62ch; margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---- section shell ---- */
.section { padding: 84px 0; position: relative; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(30px, 4vw, 50px); margin-bottom: 16px; }
.section-head p { color: var(--ink-dim); font-size: 18px; }

/* ---- generic card grid ---- */
.grid { display: grid; gap: 18px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  padding: 28px 26px; border-radius: 20px;
  background: linear-gradient(160deg, rgba(139,108,255,0.08), rgba(79,125,255,0.02));
  border: 1px solid var(--line);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: transform 0.35s cubic-bezier(0.2,0.8,0.2,1), border-color 0.35s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(139,108,255,0.35); }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--ink-dim); font-size: 15px; }
.card .ico {
  width: 42px; height: 42px; border-radius: 12px; margin-bottom: 16px;
  display: grid; place-items: center; font-size: 20px;
  background: linear-gradient(135deg, rgba(139,108,255,0.25), rgba(79,125,255,0.15));
  border: 1px solid rgba(201,188,255,0.2);
}

/* ---- process steps ---- */
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step { padding: 26px 22px; border-radius: 20px; border: 1px solid var(--line); background: var(--card); }
.step .n { font-family: var(--font-display); font-weight: 700; font-size: 30px;
  background: linear-gradient(135deg, var(--violet), var(--blue)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.step h3 { font-size: 18px; margin: 10px 0 8px; }
.step p { color: var(--ink-dim); font-size: 14px; }

/* ---- split feature (text + panel) ---- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split .panel-glass {
  border-radius: 24px; border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(139,108,255,0.1), rgba(79,125,255,0.03));
  min-height: 320px; padding: 30px; backdrop-filter: blur(14px);
}

/* ---- testimonials ---- */
.quote { padding: 30px 28px; border-radius: 20px; border: 1px solid var(--line); background: var(--card); }
.quote blockquote { font-family: var(--font-display); font-weight: 500; font-size: 19px; line-height: 1.4; margin-bottom: 18px; }
.quote .who, .quote-lg .who { font-size: 14px; color: var(--ink-dim); }
.quote .who b, .quote-lg .who b { color: var(--ink); font-weight: 600; display: block; font-family: var(--font-body); }

/* ---- FAQ accordion ---- */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 0; display: flex; justify-content: space-between; gap: 20px;
  font-family: var(--font-display); font-weight: 600; font-size: 19px; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--violet); font-size: 24px; transition: transform 0.3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-dim); font-size: 15.5px; padding: 0 0 22px; max-width: 68ch; }

/* ---- in-page sticky sub-nav ---- */
/* pinned flush to the top of the viewport so there is never a gap above it.
   the auto-hide header (higher z-index) simply slides over it on scroll-up and
   reveals it on scroll-down; the subnav itself never moves. */
.subnav {
  position: sticky; top: 0; z-index: 40;
  display: flex; gap: 6px; flex-wrap: wrap; overflow-x: auto;
  padding: 12px 0; margin-bottom: 10px;
  background: rgba(10,8,18,0.72); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.subnav .wrap { display: flex; gap: 6px; }
.subnav a {
  font-size: 13.5px; color: var(--ink-dim); text-decoration: none; white-space: nowrap;
  padding: 8px 15px; border-radius: 100px; transition: color 0.2s, background 0.2s;
}
.subnav a:hover { color: var(--ink); background: rgba(139,108,255,0.12); }

/* ---- contact form ---- */
.form { display: grid; gap: 14px; max-width: 520px; }
.form input, .form textarea, .form select {
  width: 100%; font-family: var(--font-body); font-size: 15px; color: var(--ink);
  background: rgba(201,188,255,0.04); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px 16px; outline: none;
  transition: border-color 0.2s;
}
.form input:focus, .form textarea:focus, .form select:focus { border-color: var(--violet); }
.form textarea { min-height: 130px; resize: vertical; }
.form ::placeholder { color: var(--ink-dim); }

/* ---- CTA band ---- */
.cta-band { padding: 90px 0; text-align: center; }
.cta-band h2 { font-size: clamp(34px, 5vw, 58px); margin-bottom: 18px; }
.cta-band p { color: var(--ink-dim); max-width: 46ch; margin: 0 auto 30px; font-size: 18px; }

/* ---- hub (industries/services index) ---- */
.hub-group { margin-bottom: 46px; }
.hub-group h3 {
  font-size: 14px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--lavender);
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.hub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.hub-card {
  display: flex; flex-direction: column; gap: 6px; text-decoration: none;
  padding: 22px 22px; border-radius: 18px; border: 1px solid var(--line); background: var(--card);
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.hub-card:hover { transform: translateY(-3px); border-color: rgba(139,108,255,0.4); background: rgba(139,108,255,0.1); }
.hub-card strong { font-family: var(--font-display); font-weight: 600; font-size: 18px; }
.hub-card span { color: var(--ink-dim); font-size: 14px; }
.hub-card .go { color: var(--lavender); font-size: 13px; font-weight: 600; margin-top: 6px; }

/* ===============================================================
   Richer, varied section components (used across deep pages)
=============================================================== */

/* section rhythm: alternating tinted bands + big faded index watermark */
.section.tint {
  background: linear-gradient(180deg, transparent, rgba(139,108,255,0.05) 30%, rgba(79,125,255,0.03) 70%, transparent);
  border-top: 1px solid rgba(201,188,255,0.07);
  border-bottom: 1px solid rgba(201,188,255,0.07);
}
.section > .wrap { position: relative; }
.sec-watermark {
  position: absolute; top: -40px; right: 0; z-index: 0; pointer-events: none;
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(96px, 16vw, 230px); line-height: 1; letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(201,188,255,0.16);
  background: linear-gradient(180deg, rgba(201,188,255,0.12), rgba(139,108,255,0.03));
  -webkit-background-clip: text; background-clip: text;
}
.section > .wrap > * { position: relative; z-index: 1; }

/* ---- split hero with a live console visual ---- */
.hero-split { display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 54px; align-items: center; }
.hero-visual { position: relative; }
.hero-visual::before {
  content: ""; position: absolute; inset: -18% -12%; z-index: 0;
  background: radial-gradient(circle at 60% 40%, rgba(139,108,255,0.3), transparent 62%);
  filter: blur(30px);
}
.console {
  position: relative; z-index: 1;
  border-radius: 22px; overflow: hidden;
  border: 1px solid rgba(201,188,255,0.16);
  background: linear-gradient(165deg, rgba(20,16,34,0.95), rgba(12,10,24,0.95));
  box-shadow: 0 50px 110px -50px rgba(0,0,0,0.9), 0 0 60px -24px rgba(139,108,255,0.5);
  animation: floaty 7s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.console-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid rgba(201,188,255,0.1); }
.console-bar i { width: 10px; height: 10px; border-radius: 50%; background: rgba(201,188,255,0.25); }
.console-bar span { margin-left: auto; font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 11px; color: var(--ink-dim); }
.console-body { padding: 18px; display: grid; gap: 14px; }
.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.kpi { padding: 12px 14px; border-radius: 12px; background: rgba(201,188,255,0.05); border: 1px solid rgba(201,188,255,0.1); }
.kpi b { font-family: var(--font-display); font-weight: 600; font-size: 22px; display: block; }
.kpi small { font-size: 11px; color: var(--ink-dim); }
.bars { display: flex; align-items: flex-end; gap: 8px; height: 96px; padding: 10px 4px 0; }
.bars i { flex: 1; border-radius: 6px 6px 0 0; background: linear-gradient(180deg, var(--violet), var(--blue)); transform-origin: bottom; animation: grow 2.4s cubic-bezier(0.2,0.8,0.2,1) infinite alternate; }
.bars i:nth-child(2){animation-delay:.2s} .bars i:nth-child(3){animation-delay:.4s} .bars i:nth-child(4){animation-delay:.6s}
.bars i:nth-child(5){animation-delay:.8s} .bars i:nth-child(6){animation-delay:1s} .bars i:nth-child(7){animation-delay:1.2s}
@keyframes grow { from { transform: scaleY(0.35); opacity: 0.6; } to { transform: scaleY(1); opacity: 1; } }
.track-line { height: 8px; border-radius: 5px; background: rgba(201,188,255,0.08); overflow: hidden; }
.track-line i { display: block; height: 100%; width: 40%; border-radius: 5px; background: linear-gradient(90deg, var(--violet), var(--blue)); animation: slide 3s ease-in-out infinite; }
@keyframes slide { 0%{width:20%} 50%{width:85%} 100%{width:20%} }

/* ---- stat strip ---- */
.stat-strip {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 46px; padding: 26px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.stat-strip .s b { font-family: var(--font-display); font-weight: 600; font-size: clamp(34px, 4.4vw, 54px); display: block; line-height: 1.05; margin-bottom: 6px; }
.stat-strip .s span { color: var(--ink-dim); font-size: 15px; }
.stat-strip .s b .accent { font-weight: 700; }

/* ---- editorial problem list ---- */
.prob { display: grid; grid-template-columns: 0.8fr 1.4fr; gap: 40px; align-items: start; }
.prob-head { position: sticky; top: 120px; }
.prob-list { display: flex; flex-direction: column; }
.prob-item {
  display: grid; grid-template-columns: 64px 1fr; gap: 20px; align-items: baseline;
  padding: 26px 0; border-top: 1px solid var(--line);
  transition: padding-left 0.35s ease;
}
.prob-item:last-child { border-bottom: 1px solid var(--line); }
.prob-item:hover { padding-left: 10px; }
.prob-item .pn { font-family: var(--font-display); font-weight: 700; font-size: 30px; color: transparent;
  -webkit-text-stroke: 1px rgba(201,188,255,0.5); }
.prob-item:hover .pn { -webkit-text-stroke: 0; background: linear-gradient(135deg, var(--violet), var(--blue)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.prob-item h3 { font-size: 21px; margin-bottom: 7px; }
.prob-item p { color: var(--ink-dim); font-size: 15px; max-width: 60ch; }

/* ---- bento grid ---- */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.bento .b {
  position: relative; overflow: hidden;
  grid-column: span 2; padding: 26px 24px; border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(139,108,255,0.08), rgba(79,125,255,0.02));
  transition: transform 0.35s cubic-bezier(0.2,0.8,0.2,1), border-color 0.35s;
}
.bento .b:hover { transform: translateY(-4px); border-color: rgba(139,108,255,0.4); }
.bento .b::after { content: ""; position: absolute; width: 160px; height: 160px; right: -50px; top: -50px; border-radius: 50%;
  background: radial-gradient(circle, rgba(139,108,255,0.22), transparent 70%); opacity: 0; transition: opacity 0.4s; }
.bento .b:hover::after { opacity: 1; }
.bento .b-lg { grid-column: span 3; }
.bento .b-wide { grid-column: span 4; }
.bento .ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; font-size: 19px; margin-bottom: 14px;
  background: linear-gradient(135deg, rgba(139,108,255,0.28), rgba(79,125,255,0.16)); border: 1px solid rgba(201,188,255,0.2); }
.bento h3 { font-size: 19px; margin-bottom: 8px; }
.bento p { color: var(--ink-dim); font-size: 14.5px; }

/* ---- statement band (outcomes) ---- */
.statements { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.statement { position: relative; padding-top: 26px; border-top: 2px solid transparent; border-image: linear-gradient(90deg, var(--violet), transparent) 1; }
.statement h3 { font-size: clamp(22px, 2.4vw, 30px); margin-bottom: 12px; line-height: 1.15; }
.statement p { color: var(--ink-dim); font-size: 15px; }

/* ---- process timeline ---- */
.timeline { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 30px; }
.timeline::before { content: ""; position: absolute; top: 19px; left: 6%; right: 6%; height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--blue)); opacity: 0.5; }
.tl-step { position: relative; }
.tl-node { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; color: #fff; position: relative; z-index: 1;
  background: linear-gradient(135deg, var(--violet), var(--blue)); box-shadow: 0 0 0 6px var(--bg), 0 8px 20px -8px var(--violet); margin-bottom: 18px; }
.tl-step h3 { font-size: 18px; margin-bottom: 8px; }
.tl-step p { color: var(--ink-dim); font-size: 14px; }

/* ---- featured proof ---- */
.proof-feature { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; align-items: stretch; }
.proof-feature .quote-lg {
  padding: 40px 38px; border-radius: 24px;
  background: linear-gradient(150deg, rgba(139,108,255,0.14), rgba(79,125,255,0.05));
  border: 1px solid rgba(201,188,255,0.18);
}
.quote-lg blockquote { font-family: var(--font-display); font-weight: 500; font-size: clamp(22px, 2.6vw, 30px); line-height: 1.32; margin-bottom: 22px; }
.proof-side { display: grid; gap: 18px; }

/* ---- two-col FAQ ---- */
.faq-2col { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 40px; align-items: start; }
.faq-2col .faq-head { position: sticky; top: 120px; }

@media (max-width: 900px) {
  .hero-split, .prob, .proof-feature, .faq-2col { grid-template-columns: 1fr; }
  .prob-head, .faq-2col .faq-head { position: static; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento .b, .bento .b-lg, .bento .b-wide { grid-column: span 2; }
  .stat-strip, .statements, .timeline { grid-template-columns: 1fr; }
  .timeline::before { display: none; }
  .kpi-row { grid-template-columns: repeat(3, 1fr); }
}

/* ===============================================================
   Case study page
=============================================================== */
.cs-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600;
  color: var(--lavender); padding: 7px 14px; border-radius: 100px;
  border: 1px solid rgba(201,188,255,0.25); background: rgba(139,108,255,0.08);
  margin-bottom: 22px;
}
.cs-badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--violet); box-shadow: 0 0 8px var(--violet); }
.cs-hero h1 { font-size: clamp(34px, 5vw, 62px); max-width: 20ch; margin-bottom: 22px; }
.cs-hero .lede { max-width: 66ch; }
.cs-results {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 44px;
}
.cs-result {
  padding: 24px; border-radius: 18px; border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(139,108,255,0.09), rgba(79,125,255,0.02));
}
.cs-result b { display: block; font-family: var(--font-display); font-weight: 600; font-size: clamp(22px, 2.4vw, 30px); margin-bottom: 6px; }
.cs-result span { color: var(--ink-dim); font-size: 14px; }

.cs-body { display: flex; flex-direction: column; }
.cs-main { width: 100%; }
.cs-main > * + * { margin-top: 60px; }
.cs-block h2 { font-size: clamp(26px, 3vw, 38px); margin-bottom: 8px; }
.cs-block .eyebrow { margin-bottom: 14px; }
.cs-block > p { color: var(--ink-dim); font-size: 16.5px; max-width: 80ch; }
.cs-block > p + p { margin-top: 14px; }

/* project facts as a full-width strip across the top, not a narrow right rail */
.cs-meta {
  order: -1; margin: 0 0 52px;
  padding: 26px clamp(24px, 3vw, 40px); border-radius: 20px;
  border: 1px solid var(--line); background: var(--card);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 24px 36px; align-items: start;
}
.cs-meta-field h4 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--lavender); margin-bottom: 6px;
}
.cs-meta-field p { font-size: 14.5px; color: var(--ink); }
.cs-meta-field ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.cs-meta-field li { font-size: 14px; color: var(--ink-dim); padding-left: 15px; position: relative; }
.cs-meta-field li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 5px; height: 5px; border-radius: 50%; background: var(--violet); }
/* the "Services used" list and CTA break to full-width rows within the strip */
.cs-meta-field:has(ul) { grid-column: 1 / -1; margin-top: 4px; padding-top: 22px; border-top: 1px solid var(--line); }
.cs-meta-field:has(ul) ul { flex-direction: row; flex-wrap: wrap; gap: 9px 26px; margin-top: 9px; }
.cs-meta > .btn { grid-column: 1 / -1; justify-self: start; min-width: 220px; margin-top: 2px; }

.cs-stack { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 24px; }
.cs-stack .st { padding: 22px 20px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); }
.cs-stack .st b { font-family: var(--font-display); font-weight: 700; font-size: 24px;
  background: linear-gradient(135deg, var(--violet), var(--blue)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: block; margin-bottom: 10px; }
.cs-stack .st h4 { font-size: 15px; }

.cs-modules { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.cs-module { padding: 20px 22px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); }
.cs-module strong { font-family: var(--font-display); font-weight: 600; font-size: 16.5px; color: var(--ink); }
.cs-module p { color: var(--ink-dim); font-size: 14.5px; margin-top: 5px; }

/* real platform screenshots (shown with client permission) */
.cs-shots { display: grid; gap: 20px; margin-top: 26px; }
.cs-shots-2 { grid-template-columns: 1fr 1fr; }
.cs-shot { margin: 0; }
.cs-shot img {
  width: 100%; height: auto; display: block; border-radius: 14px; border: 1px solid var(--line);
  box-shadow: 0 34px 80px -46px rgba(0, 0, 0, 0.88);
}
/* thumbnail on the case-studies listing cards */
.cs-card-shot {
  width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: top center;
  border-radius: 12px; border: 1px solid var(--line); margin-bottom: 16px; display: block;
}
.cs-shot figcaption { margin-top: 11px; font-size: 13.5px; color: var(--ink-dim); line-height: 1.45; }
.cs-shot figcaption b {
  display: block; color: var(--ink); font-weight: 600;
  font-family: var(--font-display); font-size: 15px; margin-bottom: 2px;
}

/* case-study: centered project-overview lead */
.cs-lead { max-width: 780px; margin: 6px auto 46px; text-align: center; }
.cs-lead p { color: var(--ink); font-size: clamp(16.5px, 1.8vw, 19px); line-height: 1.62; }
.cs-lead p + p { margin-top: 15px; }

/* case-study: dark "the solution" feature band */
.cs-feature { position: relative; overflow: hidden; padding: clamp(30px, 4vw, 58px); border-radius: 26px;
  border: 1px solid rgba(139,108,255,0.30);
  background: linear-gradient(155deg, rgba(38,24,72,0.92), rgba(13,11,28,0.94)); }
.cs-feature::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(720px 340px at 12% -10%, rgba(139,108,255,0.24), transparent 62%),
              radial-gradient(560px 300px at 108% 120%, rgba(79,125,255,0.18), transparent 60%); }
.cs-feature > * { position: relative; z-index: 1; }
.cs-feature .eyebrow { margin-bottom: 12px; }
.cs-feature h2 { font-size: clamp(26px, 3.2vw, 40px); margin-bottom: 30px; max-width: 22ch; }
.cs-feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 44px; }
.cs-feature-item strong { display: block; font-family: var(--font-display); font-weight: 600; font-size: 17px; color: var(--ink); margin-bottom: 6px; }
.cs-feature-item strong::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 10px; vertical-align: middle;
  background: linear-gradient(135deg, var(--violet), var(--blue)); }
.cs-feature-item p { color: var(--ink-dim); font-size: 14.5px; line-height: 1.55; }
.cs-feature-foot { margin-top: 26px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,0.10);
  color: var(--ink-dim); font-size: 15px; max-width: 92ch; }

/* case-study: proof side card (key results next to the featured quote) */
.cs-side-card { padding: 26px 28px; border-radius: 18px; border: 1px solid var(--line); background: var(--card);
  display: flex; flex-direction: column; gap: 20px; height: 100%; justify-content: center; }
.cs-side-card .cs-side-h { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--lavender); }
.cs-side-card .cs-result b { font-size: 23px; }

.cs-related { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.cs-card { display: block; padding: 26px; border-radius: 18px; border: 1px solid var(--line); background: var(--card); transition: transform 0.3s, border-color 0.3s; }
.cs-card:hover { transform: translateY(-4px); border-color: rgba(139,108,255,0.4); }
.cs-card .cs-badge { margin-bottom: 14px; }
.cs-card h3 { font-size: 20px; margin-bottom: 12px; }
.cs-card .tags { display: flex; flex-wrap: wrap; gap: 7px; }
.cs-card .tags span { font-size: 12px; color: var(--lavender); padding: 5px 11px; border-radius: 100px; border: 1px solid var(--line); }

@media (max-width: 900px) {
  .cs-meta { grid-template-columns: 1fr 1fr; }
  .cs-modules { grid-template-columns: 1fr; }
  .cs-stack { grid-template-columns: 1fr 1fr; }
  .cs-feature-grid { grid-template-columns: 1fr; }
  .cs-results, .cs-related, .cs-shots-2 { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .cs-meta { grid-template-columns: 1fr; }
}

/* ===============================================================
   Blog — index cards + article prose
=============================================================== */
.blog-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.blog-filter {
  font-family: var(--font-body); font-size: 14px; color: var(--ink-dim); cursor: pointer;
  padding: 8px 18px; border-radius: 100px; background: rgba(201,188,255,0.05);
  border: 1px solid var(--line); transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.blog-filter:hover { color: var(--lavender); border-color: var(--violet); }
.blog-filter.on { color: #fff; border-color: transparent; background: linear-gradient(135deg, var(--violet), var(--blue)); }

.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.post-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 26px 24px 24px; border-radius: 20px; text-decoration: none;
  border: 1px solid var(--line); background: var(--card);
  transition: transform 0.35s cubic-bezier(0.2,0.8,0.2,1), border-color 0.35s;
}
.post-card:hover { transform: translateY(-4px); border-color: rgba(139,108,255,0.4); }
.post-tag {
  align-self: flex-start; font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 600; padding: 5px 11px; border-radius: 100px;
  color: var(--lavender); border: 1px solid rgba(201,188,255,0.22); background: rgba(139,108,255,0.08);
}
.post-tag[data-cat="News"] { color: #8fd0ff; border-color: rgba(79,125,255,0.3); background: rgba(79,125,255,0.1); }
.post-tag[data-cat="Tips"] { color: #a8ffd6; border-color: rgba(80,220,150,0.28); background: rgba(80,220,150,0.08); }
.post-tag[data-cat="Discussion"] { color: var(--pink); border-color: rgba(240,166,200,0.3); background: rgba(240,166,200,0.09); }
.post-card h3 { font-size: 20px; line-height: 1.2; }
.post-card p { color: var(--ink-dim); font-size: 14.5px; flex: 1; }
.post-meta { display: flex; gap: 10px; font-size: 12.5px; color: var(--ink-dim); margin-top: 4px; }
.post-meta .dot { opacity: 0.5; }

/* ---- article page ---- */
.article-hero { padding: 170px 0 40px; }
.article-hero .wrap { max-width: 780px; }
.article-hero .post-tag { margin-bottom: 20px; }
.article-hero h1 { font-size: clamp(32px, 4.6vw, 56px); margin-bottom: 20px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; color: var(--ink-dim); font-size: 14px; }
.article-meta .who { color: var(--ink); font-weight: 500; }
.article { max-width: 720px; margin: 0 auto; font-size: 17.5px; line-height: 1.75; color: #d8d2ea; }
.article > * + * { margin-top: 22px; }
.article h2 { font-family: var(--font-display); font-weight: 600; font-size: clamp(24px, 3vw, 32px); color: var(--ink); margin-top: 46px; letter-spacing: -0.01em; }
.article h3 { font-family: var(--font-display); font-weight: 600; font-size: 21px; color: var(--ink); margin-top: 32px; }
.article p { color: #cfc9e4; }
.article a { color: var(--lavender); text-decoration: underline; text-underline-offset: 3px; }
.article ul, .article ol { padding-left: 22px; display: flex; flex-direction: column; gap: 10px; }
.article li { color: #cfc9e4; }
.article li::marker { color: var(--violet); }
.article strong { color: var(--ink); font-weight: 600; }
.article blockquote {
  border-left: 3px solid var(--violet); padding: 4px 0 4px 22px; margin: 30px 0;
  font-family: var(--font-display); font-weight: 500; font-size: 22px; line-height: 1.4; color: var(--ink);
}
.article-cta {
  max-width: 720px; margin: 56px auto 0; padding: 34px 30px; border-radius: 22px; text-align: center;
  border: 1px solid var(--line); background: linear-gradient(160deg, rgba(139,108,255,0.12), rgba(79,125,255,0.04));
}
.article-cta h3 { font-size: 24px; margin-bottom: 10px; }
.article-cta p { color: var(--ink-dim); margin-bottom: 20px; }

@media (max-width: 900px) { .blog-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } .article-hero { padding: 140px 0 30px; } }

/* ---- scroll progress bar ---- */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 300;
  background: linear-gradient(90deg, var(--violet), var(--blue) 55%, var(--pink));
  transform: scaleX(0); transform-origin: 0 50%;
  pointer-events: none; box-shadow: 0 0 12px rgba(139,108,255,0.5);
}

/* ---- reveal-on-scroll (varied directions, set in site.js) ---- */
.rise {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.2,0.8,0.2,1), filter 0.75s ease;
  will-change: opacity, transform;
}
.rise.r-left { transform: translateX(-46px); }
.rise.r-right { transform: translateX(46px); }
.rise.r-scale { transform: translateY(24px) scale(0.94); }
.rise.r-blur { transform: translateY(18px); filter: blur(12px); }
.rise.in { opacity: 1; transform: none; filter: none; }

/* cursor tilt: snappy follow that wins over the reveal transition once shown */
.tiltable.in { transition: transform 0.22s cubic-bezier(0.2,0.8,0.2,1), border-color 0.35s, background 0.35s, box-shadow 0.35s; transform-style: preserve-3d; }

@media (prefers-reduced-motion: reduce) {
  .rise, .rise.r-left, .rise.r-right, .rise.r-scale, .rise.r-blur { opacity: 1; transform: none; filter: none; }
  .console, .bars i, .track-line i, .scroll-progress { animation: none; }
}

@media (max-width: 900px) {
  .grid.cols-3, .hub-grid, .steps-row { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .grid.cols-2, .grid.cols-3, .hub-grid, .steps-row { grid-template-columns: 1fr; }
  .page-hero { padding: 150px 0 60px; }
  .section { padding: 60px 0; }
}