/* Case studies. Loaded after fc-nm.css. Uses the existing Navy and Marigold tokens. */
.cs-hero{padding-top:48px}
.cs-crumb{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0 16px 0 12px;margin-left:-12px;border-radius:999px;color:var(--ink2);font-weight:600;font-size:16px;text-decoration:none}
.cs-crumb svg{width:18px;height:18px}.cs-crumb:hover{background:var(--tagbg)}
.cs-kick{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:28px}
.cs-hero h1{font-size:104px}
.cs-tags{display:flex;gap:8px;flex-wrap:wrap}
.cs-tag{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;background:var(--tagbg);color:var(--ink2);font-size:14px;font-weight:600;white-space:nowrap}
.cs-row{align-items:start}
.cs-meta{margin:0;display:flex;flex-direction:column;gap:18px;min-width:300px;max-width:380px}
.cs-meta dl{margin:0}
.cs-meta > .btn{align-self:flex-start}
.cs-meta dt{margin-bottom:6px}
.cs-meta dd{margin:0;font-size:18px;color:var(--ink)}
/* image loading / error states (only with JS on: html.js) */
.ba .ba-state,.ba .ba-err{display:none}
.js .ba[data-state=loading]{background:linear-gradient(100deg,#EFEADF 30%,#F7F3EA 50%,#EFEADF 70%) 0 0/300% 100%;animation:cs-sk 1.4s linear infinite}
.js .ba[data-state=loading] img,.js .ba[data-state=loading] .ba-line,.js .ba[data-state=loading] .ba-knob,.js .ba[data-state=error] img,.js .ba[data-state=error] .ba-line,.js .ba[data-state=error] .ba-knob{opacity:0}
.js .ba[data-state=loading] .ba-state{display:flex;position:absolute;inset:0;z-index:2;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.ba-state .sk-l{width:52px;height:52px;border-radius:50%;border:4px solid #DCD5C5;border-top-color:var(--accent-ink);animation:cs-spin 1s linear infinite}
.ba-state .sk-t{font-size:16px;font-weight:600;color:var(--ink2)}
.js .ba[data-state=error]{background:var(--tagbg)}
.js .ba[data-state=error] .ba-err{display:flex;position:absolute;inset:0;z-index:2;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:24px;text-align:center;font-size:16px;color:var(--ink2)}
.ba-err b{color:var(--ink)}
@keyframes cs-sk{to{background-position:-300% 0}}@keyframes cs-spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.js .ba[data-state=loading],.ba-state .sk-l{animation:none}}
.cs-body{margin-left:144px}
.cs-intro{font-family:"Space Grotesk";font-size:26px;line-height:1.3;letter-spacing:-.02em;color:var(--ink);max-width:820px;margin-bottom:36px}
.cs-probs{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;counter-reset:p}
.cs-probs li{display:grid;grid-template-columns:52px 1fr;gap:16px;padding:24px 0;border-top:1px solid var(--line2)}
.cs-probs .n{font-family:"Space Mono",monospace;font-size:15px;color:var(--accent-ink);padding-top:3px}
.cs-probs p{font-size:18px;color:var(--ink2);margin:0}
.cs-pairs-head{display:grid;grid-template-columns:1fr 64px 1fr;gap:24px;font-family:"Space Mono",monospace;font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding-bottom:14px}
.cs-pairs-head span:last-child{color:var(--accent-ink)}
.cs-pairs{list-style:none;padding:0;margin:0}
.cs-pairs li{display:grid;grid-template-columns:1fr 64px 1fr;gap:24px;align-items:center;padding:26px 0;border-top:1px solid var(--line2)}
.cs-pairs li:last-child{border-bottom:1px solid var(--line2)}
.cs-pairs .pl{display:none}
.cs-pairs .b p{font-size:18px;color:var(--muted);margin:0}
.cs-pairs .a{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:14px;padding:18px 22px}
.cs-pairs .a p{font-size:18px;color:var(--ink);margin:0;font-weight:500}
.cs-pairs .to{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--accent);color:var(--btn-fg);justify-self:center}
.cs-pairs .to svg{width:20px;height:20px}
.cs-res{list-style:none;padding:0;margin:0 0 56px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 48px;max-width:1000px}
.cs-res li{position:relative;padding-left:36px;font-size:19px;color:var(--ink)}
.cs-res li::before{content:"";position:absolute;left:0;top:.28em;width:20px;height:20px;border-radius:6px;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.2l3 3 6-6.4' fill='none' stroke='%230F1B33' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat}
.cs-shots{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:48px;align-items:end;margin-left:-144px}
.cs-shots.has-lang{grid-template-columns:minmax(0,1fr) 210px 210px;gap:36px}
.cs-shots figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px}
.cs-shots .browser,.cs-thumb .browser{display:block}
.cs-shots .browser{width:100%}
.cs-shots .browser img{display:block;max-width:100%;height:auto;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.cs-shots .phone.sm{max-width:230px}
.cs-shots figcaption{font-size:15px;font-weight:600;color:var(--ink2)}
.cs-sec .pull{margin-left:0}
.cs-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;margin-top:64px}
.cs-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:24px;overflow:hidden;color:inherit;text-decoration:none;transition:transform .2s,box-shadow .2s}
.cs-card:hover{transform:translateY(-3px);box-shadow:0 24px 48px -28px rgba(15,27,51,.45)}
.cs-card:focus-visible{outline:3px solid var(--accent-ink);outline-offset:3px}
.cs-thumb{position:relative;background:var(--tagbg);padding:36px 72px 0 36px;height:340px;overflow:hidden}
.cs-thumb .browser.mini{border-radius:12px 12px 0 0;height:100%}
.cs-thumb .browser.mini .bbar{height:30px}.cs-thumb .browser.mini .bbar i{width:9px;height:9px}
.cs-thumb .browser.mini img{display:block;width:100%;height:calc(100% - 30px);object-fit:cover;object-position:top}
.phone.xs{position:absolute;right:24px;bottom:-40px;top:auto;width:120px;height:250px;border-radius:22px;padding:6px;z-index:2}
.phone.xs .notch{top:10px;width:30px;height:8px}
.phone.xs .pshot{border-radius:17px;padding-top:16px}
.cs-card-body{padding:30px 32px 34px;display:flex;flex-direction:column;gap:14px;flex:1}
.cs-card h2,.cs-card h3{font-size:36px;line-height:1.05;letter-spacing:-.035em}
.cs-card p{font-size:17.5px;color:var(--ink2);margin:0}
.cs-more{margin-top:auto;padding-top:6px;display:inline-flex;align-items:center;gap:10px;min-height:44px;font-weight:600;color:var(--accent-ink);font-size:17px}
.cs-more svg{width:18px;height:18px}
.cs-next{flex-direction:row}
.cs-next .cs-thumb{flex:0 0 46%;height:auto;min-height:300px}
.cs-cta{grid-template-columns:1fr}
.cs-cta-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn-ondark{background:transparent;color:var(--on-dark);border-color:color-mix(in srgb,var(--on-dark) 35%,var(--dark))}
.btn-ondark:hover{border-color:var(--on-dark)}
.ftext .btn{justify-content:center}
.cs-all{display:flex;align-items:center;gap:20px;margin:56px 0 0 144px;padding:26px 0;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);color:var(--ink);text-decoration:none;min-height:44px}
.cs-all b{font-family:"Space Grotesk";font-size:30px;letter-spacing:-.03em;font-weight:600}
.cs-all svg{width:26px;height:26px;margin-left:auto;color:var(--accent-ink)}
.cs-all:hover b{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:4px;text-underline-offset:6px}
.nav ul a.on{color:var(--ink)}
/* Homepage showcase phones. Same gaps, padding and max width as the approved mock. */
.phones{gap:40px;padding:30px 40px}
.phones .phone.sm{max-width:220px}
@media (max-width:900px){
 .cs-hero{padding-top:20px}
 .cs-hero h1{font-size:46px;line-height:1.02}
 .cs-kick{margin-top:14px}
 .cs-tag{font-size:16px;height:34px}
 .cs-meta{min-width:0}
 .cs-meta dd{font-size:17px}
 .cs-body{margin-left:0}
 .cs-intro{font-size:21px;margin-bottom:20px}
 .cs-probs{grid-template-columns:1fr}
 .cs-probs li{grid-template-columns:40px 1fr;gap:10px;padding:18px 0}
 .cs-probs .n{font-size:16px}
 .cs-probs p,.cs-pairs .b p,.cs-pairs .a p{font-size:17px}
 .cs-pairs-head{display:none}
 .cs-pairs li{grid-template-columns:1fr;gap:10px;padding:22px 0}
 .cs-pairs .pl{display:block;font-family:"Space Mono",monospace;font-size:16px;letter-spacing:.03em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
 .cs-pairs .a .pl{color:var(--accent-ink)}
 .cs-pairs .to{transform:rotate(90deg);width:44px;height:44px;justify-self:start;margin-left:8px}
 .cs-pairs .a{padding:14px 16px}
 .cs-res{grid-template-columns:1fr;margin-bottom:36px}
 .cs-res li{font-size:17px}
 .cs-shots,.cs-shots.has-lang{grid-template-columns:1fr 1fr;gap:20px 16px;margin-left:0}
 .cs-shots .cs-dshot{grid-column:1/-1}
 .cs-shots .browser{border-radius:12px}
 .cs-shots .browser .bbar{height:34px}.cs-shots .browser .bbar .url{display:none;font-size:12px;height:22px}
 .cs-shots figcaption{font-size:16px}
 .cs-shots:not(.has-lang) .phone.sm{max-width:200px}
 .cs-grid{grid-template-columns:1fr;gap:24px;margin-top:36px}
 .cs-thumb{height:220px;padding:22px 64px 0 22px}
 .phone.xs{width:92px;height:190px;right:14px;bottom:-36px;border-radius:18px;padding:5px}
 .phone.xs .pshot{border-radius:14px;padding-top:12px}
 .cs-card-body{padding:22px 20px 24px}
 .cs-card h2,.cs-card h3{font-size:30px}
 .cs-card p{font-size:17px}
 .cs-next{flex-direction:column}
 .cs-next .cs-thumb{flex:none;height:220px;min-height:0}
 .cs-cta-btns{display:grid;grid-template-columns:1fr}
 .cs-cta-btns .btn{width:100%}
 .phones{gap:16px;padding:20px 8px}
 .cs-all{margin:40px 0 0;gap:14px;flex-wrap:wrap}
 .cs-all .mono{width:100%}
 .cs-all b{font-size:24px}
}
@media (prefers-reduced-motion:reduce){
 .cs-card{transition:none}
}