/* ===================== CASE STUDIES ===================== */

/* ---------- hero + roster ---------- */
.cs-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.cs-title { font-size: clamp(42px, 5.6vw, 84px); max-width: 13ch; }
.roster { max-width: 520px; margin-left: auto; }
.roster .wb-status { color: var(--mint); }
.roster-list { padding: 10px 14px; }
.roster-list li { display: grid; grid-template-columns: 40px 1fr auto 22px; align-items: center; gap: 12px; padding: 12px 6px; border-bottom: 1px solid var(--line); }
.roster-list li:last-child { border-bottom: 0; }
.ro-mono { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; font-family: var(--f-mono); font-size: 12px; font-weight: 600; color: #fff; background: var(--grad-soft); border: 1px solid var(--line-2); }
.roster-list b { font-size: 16px; font-weight: 600; letter-spacing: -0.02em; }
.roster-list .mono { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--dim); }
.ro-tick { font-style: normal; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--mint); color: var(--bg); font-size: 11px; font-weight: 700; transform: scale(0); transition: transform 0.45s var(--ease); }
.roster-list li.is-on .ro-tick { transform: scale(1); }
html.js .roster-list li { opacity: 0.35; transition: opacity 0.5s var(--ease); }
html.js .roster-list li.is-on { opacity: 1; }
.roster-foot { display: flex; justify-content: space-between; gap: 10px; padding: 12px 20px 16px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--accent); letter-spacing: 0.04em; }
@media (max-width: 960px) { .cs-hero-grid { grid-template-columns: 1fr; } .roster { margin: 0; } }
@media (max-width: 560px) { .roster-list li { grid-template-columns: 34px 1fr 22px; } .roster-list .mono { display: none; } }

/* ---------- numbers ---------- */
.cs-numbers { padding-top: 0; }
.cs-marquee { margin-top: clamp(40px, 6vw, 70px); padding: 26px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(5, 10, 28, 0.5); }

/* ---------- proof wall ---------- */
.wall-head { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; margin-bottom: clamp(30px, 4vw, 48px); }
.wall-head .section-head { margin-bottom: 0; }
.wall-filters { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; max-width: 520px; }
.wall-filters .chip .mono { font-size: 11px; color: var(--dim); }
.wall-filters .chip.is-on .mono { color: var(--cyan); }
.wall { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: stretch; grid-auto-flow: row dense; }
.wc { display: flex; flex-direction: column; gap: 8px; min-height: 230px; will-change: transform; }
.wc.is-hidden { display: none; }
.wc-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.wc-mono { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; font-family: var(--f-mono); font-size: 13px; font-weight: 600; background: var(--grad-soft); border: 1px solid var(--line-2); color: #fff; }
.wc-tag { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); text-align: right; }
.wc h3 { font-size: 22px; margin-bottom: 2px; }
.wc-who { font-size: 12px; letter-spacing: 0.06em; color: var(--dim); margin-bottom: 4px; }
.wc p { font-size: 15px; }
.wc-metric { margin-top: auto; padding-top: 18px; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; border-top: 1px solid var(--line); }
.wc-metric b { font-size: clamp(24px, 2.2vw, 31px); line-height: 1.1; font-weight: 600; letter-spacing: -0.04em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.wc-metric span { font-size: 13.5px; color: var(--muted); }
.wc.is-feature { background: radial-gradient(90% 70% at 100% 0%, rgba(var(--accent-rgb), 0.18), transparent 60%), linear-gradient(180deg, rgba(20, 32, 78, 0.6), rgba(10, 18, 48, 0.6)); }
.wall-note { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 30px; margin-top: 26px; padding: 22px 26px; border-radius: var(--r); border: 1px dashed var(--line-2); }
.wall-note p { color: var(--muted); max-width: 70ch; font-size: 15.5px; }
.wall-note b { color: var(--text); }
@media (max-width: 1020px) { .wall-head { grid-template-columns: 1fr; } .wall-filters { justify-content: flex-start; } .wall { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .wall { grid-template-columns: 1fr; } .wc { min-height: 0; } .wall-filters { flex-wrap: nowrap; overflow-x: auto; max-width: none; margin: 0 calc(var(--gutter) * -1); padding: 4px var(--gutter) 8px; scrollbar-width: none; } .wall-filters::-webkit-scrollbar { display: none; } .wall-filters .chip { flex: none; } }

/* ---------- before / after + load time ---------- */
.tenure-grid { display: grid; grid-template-columns: 1.45fr 0.55fr; gap: 18px; align-items: stretch; }
.meso { display: flex; flex-direction: column; gap: 6px; }
.meso-num { font-size: clamp(42px, 4.4vw, 60px); font-weight: 600; letter-spacing: -0.05em; line-height: 1; margin: 14px 0 8px; font-variant-numeric: tabular-nums; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.meso-bars { margin-top: auto; padding-top: 24px; display: flex; align-items: flex-end; gap: 14px; height: 130px; }
.meso-bars i { flex: 1; height: var(--h); border-radius: 8px 8px 0 0; background: rgba(150, 172, 255, 0.18); transform-origin: bottom; transform: scaleY(0); transition: transform 1.4s var(--ease) 0.3s; }
.meso-bars i:last-child { background: var(--grad); box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.5); transition-delay: 0.7s; }
.meso.is-in .meso-bars i { transform: scaleY(1); }
.meso-legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); }
.meso-legend span { flex: 1; text-align: center; }
@media (max-width: 960px) { .tenure-grid { grid-template-columns: 1fr; } }

/* ---------- before / after bars ---------- */
.legal-head { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; margin-bottom: clamp(28px, 4vw, 44px); }
.legal-head .section-head { margin-bottom: 0; }
.race { padding: clamp(20px, 3vw, 36px); border-radius: var(--r-lg); }
.race-legend { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 11.5px; color: var(--muted); margin-bottom: 22px; }
.race-legend i { display: inline-block; width: 18px; height: 8px; border-radius: 3px; margin-right: 8px; vertical-align: 1px; }
.lg-b { background: rgba(150, 172, 255, 0.35); }
.lg-a { background: var(--grad); }
.race-scale-note { color: var(--dim); margin-left: auto; }
.race-row { display: grid; grid-template-columns: 240px 1fr 190px; gap: 20px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); }
.rr-name b { display: block; font-size: 16.5px; letter-spacing: -0.02em; }
.rr-name .mono { font-size: 11px; color: var(--dim); letter-spacing: 0.04em; }
.rr-bars { position: relative; height: 30px; }
.rb { position: absolute; left: 0; height: 12px; border-radius: 6px; width: var(--w, 0%); transition: width 1.4s var(--ease); }
.rb-before { top: 0; background: rgba(150, 172, 255, 0.35); }
.rb-after { bottom: 0; background: var(--grad); box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.55); transition-delay: 0.35s; }
.rr-val { display: flex; flex-direction: column; align-items: flex-end; font-size: 12.5px; color: var(--muted); }
.rr-val b { font-size: 14px; color: var(--mint); font-weight: 600; }
.race-axis { position: relative; height: 22px; margin: 12px 0 0 260px; margin-right: 210px; font-size: 10.5px; color: var(--dim); }
.race-axis span { position: absolute; top: 4px; transform: translateX(-50%); transition: left 1s var(--ease); }
.race-axis span::before { content: ""; position: absolute; left: 50%; top: -8px; width: 1px; height: 5px; background: var(--line-2); }
@media (max-width: 900px) {
  .legal-head { grid-template-columns: 1fr; }
  .race-row { grid-template-columns: 1fr; gap: 8px; }
  .rr-val { flex-direction: row; justify-content: space-between; }
  .race-axis { margin: 12px 0 0; }
  .race-scale-note { margin-left: 0; }
}

/* ---------- trades ---------- */
.ind-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.ind-you { border-style: dashed; border-color: rgba(var(--accent-rgb), 0.45); }
.ind { text-align: left; display: flex; flex-direction: column; gap: 8px; min-height: 220px; cursor: pointer; }
.ind .code { margin-bottom: 18px; }
.ind h3 { font-size: 21px; }
.ind p { font-size: 15px; }
.ind-go { margin-top: auto; padding-top: 16px; font-weight: 600; font-size: 14.5px; color: var(--cyan); opacity: 0.7; transition: opacity 0.3s, transform 0.3s var(--ease); }
.ind:hover .ind-go, .ind:focus-visible .ind-go { opacity: 1; transform: translateY(-3px); }
@media (max-width: 960px) { .ind-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .ind-grid { grid-template-columns: 1fr; } .ind { min-height: 0; } }

/* ---------- loop ---------- */
.loop { display: grid; grid-template-columns: 1fr auto; gap: 18px 30px; align-items: center; margin-bottom: 28px; padding: 22px 26px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface); }
.loop > .mono-label { grid-column: 1 / -1; }
.loop-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; counter-reset: lp; }
.loop-steps li { position: relative; padding-left: 30px; counter-increment: lp; }
.loop-steps li::before { content: "0" counter(lp); position: absolute; left: 0; top: 2px; font-family: var(--f-mono); font-size: 11.5px; color: var(--accent); }
.loop-steps b { display: block; font-size: 15.5px; }
.loop-steps span { font-size: 13px; color: var(--muted); }
@media (max-width: 900px) { .loop { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .loop-steps { grid-template-columns: 1fr; gap: 14px; } }

/* ---------- day theme ---------- */
html[data-theme="light"] .cs-marquee { background: rgba(255, 255, 255, 0.65); }
html[data-theme="light"] .wc-mono { color: var(--accent); background: rgba(var(--accent-rgb), 0.07); border-color: rgba(var(--accent-rgb), 0.22); }
html[data-theme="light"] .wc.is-feature { background: radial-gradient(90% 70% at 100% 0%, rgba(var(--accent-rgb), 0.1), transparent 60%), linear-gradient(180deg, #ffffff, #f5f8ff); }
html[data-theme="light"] .meso-bars i { background: rgba(var(--accent-rgb), 0.14); }
html[data-theme="light"] .meso-bars i:last-child { background: var(--grad); box-shadow: 0 10px 24px -10px rgba(var(--accent-rgb), 0.55); }
html[data-theme="light"] .lg-b, html[data-theme="light"] .rb-before { background: rgba(var(--accent-rgb), 0.2); }
html[data-theme="light"] .rb-after { box-shadow: 0 6px 14px -6px rgba(var(--accent-rgb), 0.5); }
html[data-theme="light"] .ind-go { opacity: 0.85; }
html[data-theme="light"] .loop { background: #fff; box-shadow: 0 14px 34px -26px rgba(20, 40, 110, 0.35); }
html[data-theme="light"] .ind-you { background: linear-gradient(180deg, #ffffff, #f2f6ff); }