/* =============================================================
   CASE STUDY — shared across all project pages
   Page-specific accent color: defined per page via <style>:root{}
   ============================================================= */

/* HERO */
#cs-hero{position:relative;height:100vh;min-height:600px;overflow:hidden;border-bottom:1px solid var(--border)}
.cs-cover{position:absolute;inset:0;z-index:0}
.cs-cover img{width:100%;height:100%;object-fit:cover;display:block}
.cs-cover-scrim{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,10,10,0.78) 0%,rgba(10,10,10,0.18) 45%,transparent 100%);z-index:1}
.cs-hero-overlay{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:space-between;padding:36px 72px 48px}
.cs-breadcrumb{font-size:11px;letter-spacing:0.14em;text-transform:uppercase;color:rgba(255,255,255,0.5);display:flex;align-items:center;gap:10px}
.cs-breadcrumb a{color:rgba(255,255,255,0.5);text-decoration:none;transition:color 0.2s}
.cs-breadcrumb a:hover{color:#fff}
.cs-breadcrumb-sep{opacity:0.4}
.cs-hero-bottom{display:flex;justify-content:space-between;align-items:flex-end}
.cs-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:rgba(255,255,255,0.5);margin-bottom:14px;display:block}
.cs-title{font-family:var(--serif);font-size:clamp(52px,7.5vw,108px);line-height:0.93;color:#fff;letter-spacing:0em;margin-bottom:10px}
.cs-subtitle{font-family:var(--sans);font-size:clamp(14px,1.8vw,22px);color:rgba(255,255,255,0.6);line-height:1.3;font-weight:300}
.cs-hero-timeline-label{font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:rgba(255,255,255,0.4);margin-bottom:6px}
.cs-hero-timeline-val{font-family:var(--sans);font-size:clamp(18px,2vw,26px);color:rgba(255,255,255,0.75);line-height:1;text-align:right;font-weight:300}

/* INTRO */
#cs-intro{padding:72px 72px;border-bottom:1px solid var(--border)}
.cs-intro-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.cs-intro-summary{font-size:16px;line-height:1.9;color:var(--dark);font-weight:300;margin-bottom:28px}
.cs-intro-summary strong{font-weight:500;color:var(--dark)}
.cs-intro-link{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:500;letter-spacing:0.09em;text-transform:uppercase;color:var(--dark);text-decoration:none;border-bottom:1px solid rgba(4,2,12,0.2);padding-bottom:2px;transition:color 0.2s,border-color 0.2s}
.cs-intro-link:hover{color:var(--accent);border-color:var(--accent)}
.cs-intro-right{display:flex;flex-direction:column;gap:32px;padding-top:4px}
.cs-intro-group-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.cs-intro-pills{display:flex;flex-wrap:wrap;gap:8px}
.cs-intro-pill{font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent-border,rgba(0,0,0,0.2));padding:6px 14px;border-radius:20px;transition:background 0.2s,color 0.2s}
.cs-intro-pill:hover{background:rgba(0,0,0,0.04)}

/* STAT CARDS */
.cs-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);margin:32px 0}
.cs-stat-card{background:var(--cream);padding:28px 24px}
.cs-stat-val{font-family:var(--serif);font-size:44px;color:var(--accent);line-height:1;margin-bottom:6px}
.cs-stat-label{font-size:12px;color:var(--muted);font-weight:300;line-height:1.5}

/* SECTIONS */
.cs-section{padding:80px 72px;border-bottom:1px solid var(--border)}
.cs-section:last-of-type{border-bottom:none}
.cs-section-layout{display:grid;grid-template-columns:280px 1fr;gap:72px;align-items:start}
.cs-section-left{position:sticky;top:40px}
.cs-section-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.cs-section-title{font-family:var(--serif);font-size:clamp(28px,3vw,42px);color:var(--dark);line-height:1.08;margin-bottom:20px}
.cs-section-right{}
.cs-body{font-size:17px;line-height:1.9;color:var(--dark);font-weight:300;margin-bottom:24px}
.cs-body strong{color:var(--accent-dark);font-weight:500}
.cs-body-sm{font-size:15px;line-height:1.85;color:var(--muted);font-weight:300;margin-bottom:24px}

/* TAGS */
.cs-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.cs-tag{font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent-border,rgba(0,0,0,0.2));padding:4px 12px;border-radius:20px}

/* IMAGE PLACEHOLDERS */
.cs-img-placeholder{background:var(--cream);border:1px solid var(--border);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:48px;text-align:center;margin:32px 0}
.cs-img-placeholder-icon{font-size:28px;opacity:0.3}
.cs-img-placeholder-label{font-size:11px;letter-spacing:0.14em;text-transform:uppercase;color:var(--muted)}
.cs-img-placeholder.tall{min-height:360px}
.cs-img-placeholder.short{min-height:240px}

/* IMAGE GRIDS */
.cs-img-grid{display:grid;gap:8px;margin:32px 0}
.cs-img-grid.cols-2{grid-template-columns:1fr 1fr}
.cs-img-grid.cols-3{grid-template-columns:1fr 1fr 1fr}
.cs-img-cell{background:var(--cream);border:1px solid var(--border);border-radius:6px;min-height:220px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cs-img-cell-label{font-size:10px;letter-spacing:0.12em;text-transform:uppercase;color:var(--muted)}
.cs-img-cell--photo{padding:0}
.cs-img-cell--photo img{width:100%;height:100%;object-fit:cover;display:block}

/* REAL IMAGES */
.cs-img-real{width:100%;border-radius:8px;display:block;margin:32px 0}
.cs-img-real.bordered{border:1px solid var(--border)}

/* SOCIAL PHONE MOCKUPS */
.cs-social-phones{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin:32px 0;align-items:start}
.cs-phone-wrap{display:flex;flex-direction:column;align-items:center;gap:12px}
.cs-phone-caption{font-size:10px;letter-spacing:0.14em;text-transform:uppercase;color:var(--muted);text-align:center}
.cs-phone{width:100%;max-width:240px;background:#fff;border-radius:34px;border:2.5px solid #04020C;overflow:hidden;box-shadow:0 20px 56px rgba(4,2,12,0.13)}
.cs-phone-notch{height:24px;background:#fff;display:flex;align-items:center;justify-content:center}
.cs-phone-pill{width:68px;height:8px;background:#04020C;border-radius:8px}
.cs-ig-header{display:flex;align-items:center;gap:7px;padding:7px 10px}
.cs-ig-avatar{width:26px;height:26px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;color:#fff;letter-spacing:-0.02em}
.cs-ig-user-info{flex:1;min-width:0}
.cs-ig-username{font-size:10px;font-weight:600;color:#04020C;line-height:1.3}
.cs-ig-loc{font-size:7.5px;color:#C0C0C0;line-height:1.2}
.cs-ig-more{font-size:13px;color:#04020C;line-height:1;letter-spacing:0.1em}
.cs-ig-img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}
.cs-ig-actions{padding:7px 10px 3px;display:flex;align-items:center;gap:12px}
.cs-ig-actions svg{width:17px;height:17px;stroke:#04020C;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.cs-ig-bookmark{margin-left:auto}
.cs-ig-likes{font-size:9.5px;font-weight:600;color:#04020C;padding:2px 10px}
.cs-ig-caption{font-size:8.5px;color:#04020C;padding:1px 10px 3px;line-height:1.45}
.cs-ig-caption b{font-weight:600}
.cs-ig-tags{font-size:8px;color:var(--accent);padding:1px 10px 5px}
.cs-ig-time{font-size:7.5px;color:#C0C0C0;padding:0 10px 8px;text-transform:uppercase;letter-spacing:0.05em}
.cs-ig-story{width:100%;aspect-ratio:9/16;position:relative;overflow:hidden;display:flex;flex-direction:column}
.cs-ig-story-bg{position:absolute;inset:0}
.cs-ig-story-top{position:relative;z-index:2;padding:8px 8px 2px}
.cs-ig-story-bars{display:flex;gap:2px;margin-bottom:5px}
.cs-ig-story-bar{height:2px;flex:1;background:rgba(255,255,255,0.28);border-radius:2px}
.cs-ig-story-bar.done{background:rgba(255,255,255,0.85)}
.cs-ig-story-bar.active{background:#fff}
.cs-ig-story-head{display:flex;align-items:center;gap:5px}
.cs-ig-story-ava{width:21px;height:21px;border-radius:50%;border:1.5px solid rgba(255,255,255,0.8);display:flex;align-items:center;justify-content:center;font-size:6px;font-weight:700;color:#fff;flex-shrink:0}
.cs-ig-story-uname{font-size:9px;color:#fff;font-weight:600}
.cs-ig-story-age{font-size:8px;color:rgba(255,255,255,0.6);margin-left:3px}
.cs-ig-story-body{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;z-index:2;padding:10px 14px;text-align:center}
.cs-ig-story-eyebrow{font-size:7.5px;letter-spacing:0.18em;text-transform:uppercase;color:rgba(255,255,255,0.65);margin-bottom:8px}
.cs-ig-story-headline{font-family:var(--serif);font-size:clamp(18px,4.5vw,26px);color:#fff;line-height:1.1;margin-bottom:8px}
.cs-ig-story-sub{font-size:8px;color:rgba(255,255,255,0.72);line-height:1.55;margin-bottom:14px;max-width:140px}
.cs-ig-story-cta{font-size:7.5px;letter-spacing:0.12em;text-transform:uppercase;color:#fff;border:1px solid rgba(255,255,255,0.55);padding:5px 14px;border-radius:20px}
.cs-ig-story-footer{position:relative;z-index:2;padding:5px 8px 8px;display:flex;align-items:center;gap:6px}
.cs-ig-story-reply{flex:1;border:1px solid rgba(255,255,255,0.3);border-radius:20px;padding:4px 9px;font-size:7.5px;color:rgba(255,255,255,0.55)}
.cs-ig-story-send svg{width:15px;height:15px;stroke:rgba(255,255,255,0.7);fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}

/* PROCESS CALLOUT */
.cs-decision{background:var(--cream);border:1px solid var(--border);border-radius:10px;padding:32px 36px;margin:32px 0}
.cs-decision-eyebrow{font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.cs-decision-q{font-family:var(--serif);font-size:clamp(20px,2.2vw,28px);color:var(--dark);line-height:1.2;margin-bottom:16px}
.cs-decision-a{font-size:15px;line-height:1.8;color:var(--dark);font-weight:300}
.cs-decision-a strong{color:var(--accent-dark);font-weight:500}
.cs-process-list{list-style:none;display:flex;flex-direction:column;gap:0;margin:28px 0}
.cs-process-item{display:grid;grid-template-columns:32px 1fr;gap:16px;align-items:start;padding:18px 0;border-bottom:1px solid var(--border)}
.cs-process-item:first-child{border-top:1px solid var(--border)}
.cs-process-num{font-family:var(--serif);font-size:20px;color:var(--accent);line-height:1.3}
.cs-process-text{font-size:15px;line-height:1.75;color:var(--dark);font-weight:300;padding-top:2px}
.cs-process-text strong{font-weight:500}

/* WHAT I LEARNED */
.cs-learned{border-top:1px solid rgba(255,255,255,0.08);margin-top:56px;padding-top:56px}
.cs-learned-eyebrow{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:28px}
.cs-learned-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cs-learned-item{padding:0 28px 0 0}
.cs-learned-num{display:none}
.cs-learned-heading{font-size:13px;font-weight:500;letter-spacing:0.04em;color:#EAE8E1;margin-bottom:10px}
.cs-learned-text{font-size:13px;line-height:1.8;color:rgba(234,232,225,0.45);font-weight:300}

/* OUTCOMES */
#cs-outcomes{padding:80px 72px;background:var(--dark);border-bottom:1px solid rgba(255,255,255,0.08)}
.cs-outcomes-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:48px}
.cs-outcomes-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-bottom:56px}
.cs-outcomes-stat{padding:40px 36px;border:1px solid rgba(255,255,255,0.08)}
.cs-outcomes-stat:first-child{border-radius:8px 0 0 8px}
.cs-outcomes-stat:last-child{border-radius:0 8px 8px 0}
.cs-outcomes-num{font-family:var(--serif);font-size:clamp(52px,7vw,88px);color:#EAE8E1;line-height:1;margin-bottom:10px}
.cs-outcomes-desc{font-size:13px;line-height:1.7;color:rgba(234,232,225,0.45);max-width:200px}
.cs-outcomes-reflection{max-width:680px}
.cs-outcomes-reflection p{font-size:18px;line-height:1.85;color:rgba(234,232,225,0.6);font-weight:300}
.cs-outcomes-reflection p strong{color:#EAE8E1;font-weight:400}

/* VPS & MESSAGING FRAMEWORK */
.vps-block{margin-top:32px;display:flex;flex-direction:column;gap:28px}
.vps-block-label{font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.vps-statement{background:var(--cream);border-left:3px solid var(--accent);border-radius:0 8px 8px 0;padding:20px 24px}
.vps-statement-label{font-size:10px;letter-spacing:0.14em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.vps-statement-text{font-size:15px;color:var(--dark);line-height:1.85;font-weight:300}
.vps-statement-text strong{color:var(--accent-dark);font-weight:500}
.vps-pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:8px;overflow:hidden}
.vps-pillar{background:var(--cream);display:flex;flex-direction:column}
.vps-pillar-header{background:var(--accent-dark);padding:14px 18px;display:flex;flex-direction:column;gap:4px}
.vps-pillar-num{font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:rgba(255,255,255,0.3)}
.vps-pillar-name{font-size:13px;font-weight:500;color:#fff;line-height:1.25}
.vps-pillar-claim{font-size:13px;font-weight:500;color:var(--dark);line-height:1.5;padding:16px 18px 10px;border-bottom:1px solid var(--border)}
.vps-pillar-proof{list-style:none;padding:12px 18px 16px;display:flex;flex-direction:column;gap:7px}
.vps-pillar-proof li{font-size:12px;color:var(--muted);line-height:1.5;display:flex;gap:8px;align-items:flex-start}
.vps-pillar-proof li::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--accent);flex-shrink:0;margin-top:5px}
.vps-tone{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.vps-tone-card{background:var(--cream);border:1px solid var(--border);border-radius:8px;padding:16px 18px}
.vps-tone-title{font-size:12px;font-weight:500;color:var(--dark);margin-bottom:6px}
.vps-tone-do{font-size:12px;color:var(--muted);line-height:1.55;margin-bottom:8px}
.vps-tone-eg{font-size:12px;color:var(--accent);font-style:italic;line-height:1.55}
.vps-avoid{background:var(--cream);border:1px solid var(--border);border-radius:8px;padding:18px 20px}
.vps-avoid-pills{display:flex;flex-wrap:wrap;gap:8px}
.vps-avoid-pill{font-size:11px;color:var(--muted);border:1px solid var(--border);padding:4px 12px;border-radius:20px;text-decoration:line-through;opacity:0.6}

/* NEXT PROJECT */
#cs-next{background:var(--dark);padding:100px 72px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:28px}
.cs-next-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent)}
.cs-next-title{font-family:var(--serif);font-size:clamp(48px,7vw,96px);color:#EAE8E1;line-height:1.0;letter-spacing:0em}
.cs-next-title span{color:#EAE8E1}
.cs-next-link{display:inline-flex;align-items:center;gap:12px;font-size:11.5px;font-weight:500;letter-spacing:0.09em;text-transform:uppercase;color:rgba(234,232,225,0.5);text-decoration:none;border:1px solid rgba(234,232,225,0.15);padding:14px 32px;border-radius:40px;transition:color 0.2s,border-color 0.2s}
.cs-next-link:hover{color:#EAE8E1;border-color:rgba(234,232,225,0.4)}

/* CASE STUDY FOOTER */
footer.cs-footer{border-top:1px solid rgba(255,255,255,0.08);padding:32px 72px}

/* CASE STUDY MOBILE */
@media(max-width:900px){
  .cs-hero-overlay{padding:28px 28px 36px}
  .cs-hero-bottom{flex-direction:column;align-items:flex-start;gap:16px}
  .cs-hero-timeline-val{text-align:left}
  #cs-intro{padding:48px 28px}
  .cs-intro-layout{grid-template-columns:1fr}
  .cs-section,#cs-next,footer{padding-left:28px;padding-right:28px}
  .cs-section-layout{grid-template-columns:1fr}
  .cs-img-grid.cols-2,.cs-img-grid.cols-3{grid-template-columns:1fr}
  .cs-social-phones{grid-template-columns:1fr 1fr}
  .cs-phone{max-width:100%}
  #cs-outcomes{padding:60px 28px}
  .cs-outcomes-stats{grid-template-columns:1fr}
  .cs-outcomes-stat{border-radius:0!important;padding:24px 20px}
  .cs-outcomes-desc{max-width:100%}
  .cs-decision{padding:24px 20px}
  .cs-learned-grid{grid-template-columns:1fr}
  .cs-learned-item{padding:0 0 24px 0}
  .cs-stats{grid-template-columns:1fr}
  .vps-pillars{grid-template-columns:1fr}
  .vps-tone{grid-template-columns:1fr}
  footer{flex-direction:column;gap:12px;padding:28px;text-align:center}
}