/* ==========================================================================
   COCA-COLA CASE STUDY — scoped styles (all rules namespaced under
   #coca-cola-case-study so they cannot leak into / be overridden by the
   main website's global CSS). Card framing matches the other embedded
   case studies (LEGO, Nike, Apple, Airbnb, Starbucks).
   ========================================================================== */
#coca-cola-case-study{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  box-shadow:0 30px 90px rgba(0,0,0,.5);
}
#coca-cola-case-study {
  --red:#F40009;--deep:#B00008;--white:#fff;--cream:#F7F3ED;--ink:#1C1C1C;
  --muted:#6d6662;--line:#e7ddd6;--soft:#fff8f5;--radius:24px;
  --shadow:0 18px 50px rgba(28,28,28,.10);--max:1240px;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --serif:Georgia,"Times New Roman",serif;
}
#coca-cola-case-study * {box-sizing:border-box}
#coca-cola-case-study {scroll-behavior:smooth}
#coca-cola-case-study {margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);line-height:1.6}
#coca-cola-case-study img {max-width:100%;display:block}
#coca-cola-case-study a {color:inherit}
#coca-cola-case-study .container {width:min(calc(100% - 40px),var(--max));margin:auto}
#coca-cola-case-study section {padding:100px 0;position:relative;overflow:hidden}
#coca-cola-case-study .eyebrow {font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--red)}
#coca-cola-case-study h1, #coca-cola-case-study h2, #coca-cola-case-study h3 {line-height:1.05;margin:0 0 18px}
#coca-cola-case-study h1 {font-size:clamp(3.2rem,8vw,7.8rem);letter-spacing:-.055em}
#coca-cola-case-study h2 {font-size:clamp(2.4rem,5vw,5rem);letter-spacing:-.04em}
#coca-cola-case-study h3 {font-size:1.35rem}
#coca-cola-case-study .lead {font-size:clamp(1.05rem,1.7vw,1.35rem);color:#f4e9e6;max-width:700px}
#coca-cola-case-study .muted {color:var(--muted)}
#coca-cola-case-study .btns {display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
#coca-cola-case-study .btn {display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:999px;text-decoration:none;font-weight:800;border:1px solid transparent}
#coca-cola-case-study .btn-primary {background:#fff;color:var(--deep)}
#coca-cola-case-study .btn-ghost {border-color:rgba(255,255,255,.45);color:#fff}
#coca-cola-case-study .hero {min-height:100svh;display:grid;place-items:center;background:
linear-gradient(115deg,rgba(72,0,4,.95),rgba(180,0,8,.72)),linear-gradient(135deg,#7c0006,#f40009);color:#fff}
#coca-cola-case-study .hero:before, #coca-cola-case-study .hero:after {content:"";position:absolute;border:1px solid rgba(255,255,255,.16);border-radius:50%;width:60vw;height:60vw;right:-25vw;top:-10vw}
#coca-cola-case-study .hero:after {width:42vw;height:42vw;right:8vw;top:20vw}
#coca-cola-case-study .hero .container {position:relative;z-index:2}
#coca-cola-case-study .hero-mark {font-weight:900;letter-spacing:.06em;font-size:1rem;margin-bottom:35px}
#coca-cola-case-study .disclaimer {font-size:.76rem;opacity:.7;margin-top:28px}
#coca-cola-case-study .ribbon {position:absolute;bottom:-80px;left:-5%;width:110%;height:180px;opacity:.9}
#coca-cola-case-study .ribbon path {fill:none;stroke:#fff;stroke-width:18;stroke-linecap:round}
#coca-cola-case-study .grid {display:grid;gap:20px}
#coca-cola-case-study .stats {grid-template-columns:repeat(4,1fr);margin-top:45px}
#coca-cola-case-study .card {background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
#coca-cola-case-study .stat-number {font-size:clamp(2.3rem,4vw,4rem);font-weight:900;letter-spacing:-.05em}
#coca-cola-case-study .source {font-size:.72rem;color:var(--muted);margin-top:14px}
#coca-cola-case-study .icon {width:38px;height:38px;color:var(--red);margin-bottom:25px}
#coca-cola-case-study .section-head {max-width:760px;margin-bottom:45px}
#coca-cola-case-study .section-head p {font-size:1.1rem;color:var(--muted)}
#coca-cola-case-study .timeline {position:relative;margin-top:50px}
#coca-cola-case-study .timeline:before {content:"";position:absolute;left:22px;top:0;bottom:0;width:2px;background:var(--line)}
#coca-cola-case-study .milestone {display:grid;grid-template-columns:45px 120px 1fr;gap:22px;position:relative;margin-bottom:44px}
#coca-cola-case-study .dot {width:45px;height:45px;border-radius:50%;background:var(--red);border:7px solid var(--cream);box-shadow:0 0 0 1px var(--red);z-index:1}
#coca-cola-case-study .year {font-weight:900;color:var(--red);padding-top:10px}
#coca-cola-case-study .milestone p {margin:0;color:var(--muted)}
#coca-cola-case-study .photo {min-height:210px;border-radius:18px;margin-top:18px;background:linear-gradient(135deg,#f40009,#7d0005);display:grid;place-items:center;color:#fff;padding:30px;text-align:center}
#coca-cola-case-study .photo small {opacity:.8}
#coca-cola-case-study .compare {display:grid;grid-template-columns:1fr 80px 1fr;align-items:stretch}
#coca-cola-case-study .compare-col {padding:40px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
#coca-cola-case-study .compare-col.after {background:var(--deep);color:#fff}
#coca-cola-case-study .compare-arrow {display:grid;place-items:center;font-size:2rem;font-weight:900;color:var(--red)}
#coca-cola-case-study ul.clean {list-style:none;padding:0;margin:0}
#coca-cola-case-study ul.clean li {padding:10px 0;border-bottom:1px solid rgba(127,0,8,.12)}
#coca-cola-case-study .after li {border-color:rgba(255,255,255,.18)}
#coca-cola-case-study .flywheel {max-width:850px;margin:50px auto 0}
#coca-cola-case-study .svg-wrap {background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
#coca-cola-case-study svg {width:100%;height:auto}
#coca-cola-case-study .chart-note {font-size:.75rem;color:var(--muted);margin-top:12px}
#coca-cola-case-study .charts {grid-template-columns:repeat(2,1fr)}
#coca-cola-case-study .chart-card {min-height:430px}
#coca-cola-case-study .legend {display:flex;gap:16px;flex-wrap:wrap;font-size:.8rem;color:var(--muted)}
#coca-cola-case-study .legend span:before {content:"";display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--red);margin-right:6px}
#coca-cola-case-study .positioning {background:var(--ink);color:#fff}
#coca-cola-case-study .positioning .muted {color:#c9c0bb}
#coca-cola-case-study .pillars {grid-template-columns:repeat(3,1fr)}
#coca-cola-case-study .pillar {border:1px solid rgba(255,255,255,.14);padding:28px;border-radius:20px;background:rgba(255,255,255,.04)}
#coca-cola-case-study .pillar p {color:#c9c0bb}
#coca-cola-case-study .gallery {grid-template-columns:repeat(4,1fr)}
#coca-cola-case-study .asset {min-height:250px;border-radius:20px;overflow:hidden;background:#fff;border:1px solid var(--line);position:relative}
#coca-cola-case-study .asset .visual {height:180px;background:linear-gradient(145deg,#f40009,#b00008);display:grid;place-items:center;color:#fff;font-weight:900;font-size:1.5rem}
#coca-cola-case-study .asset .caption {padding:18px;font-size:.9rem}
#coca-cola-case-study .campaigns {grid-template-columns:repeat(2,1fr)}
#coca-cola-case-study .campaign {padding:32px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
#coca-cola-case-study .tag {display:inline-block;padding:5px 10px;border-radius:999px;background:#fee6e6;color:var(--deep);font-size:.72rem;font-weight:800;margin-bottom:15px}
#coca-cola-case-study .table-wrap {overflow:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
#coca-cola-case-study .compare-table {border-collapse:collapse;width:100%;min-width:900px}
#coca-cola-case-study .compare-table th, #coca-cola-case-study .compare-table td {text-align:left;padding:18px;border-bottom:1px solid var(--line);vertical-align:top}
#coca-cola-case-study .compare-table th {background:#fff4f1;color:var(--deep)}
#coca-cola-case-study .compare-table tr:last-child td {border:0}
#coca-cola-case-study .funnel {display:grid;gap:10px;max-width:850px;margin:40px auto}
#coca-cola-case-study .stage {margin:auto;background:var(--deep);color:#fff;padding:16px;text-align:center;border-radius:10px;font-weight:800}
#coca-cola-case-study .s1 {width:100%}
#coca-cola-case-study .s2 {width:88%}
#coca-cola-case-study .s3 {width:76%}
#coca-cola-case-study .s4 {width:64%}
#coca-cola-case-study .s5 {width:52%}
#coca-cola-case-study .s6 {width:40%}
#coca-cola-case-study .s7 {width:28%}
#coca-cola-case-study .challenge-grid {grid-template-columns:repeat(2,1fr)}
#coca-cola-case-study .challenge {background:#fff;border:1px solid var(--line);padding:26px;border-radius:20px}
#coca-cola-case-study .challenge strong {color:var(--deep)}
#coca-cola-case-study .lessons {display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line)}
#coca-cola-case-study .lesson {padding:24px 0;border-bottom:1px solid var(--line);font-size:1.15rem}
#coca-cola-case-study .lesson b {color:var(--red);margin-right:8px}
#coca-cola-case-study .sources {background:#1a0909;color:#fff}
#coca-cola-case-study .sources p, #coca-cola-case-study .sources li {color:#cfc0bc}
#coca-cola-case-study .sources a {color:#fff}
#coca-cola-case-study .data-context {border:1px solid rgba(255,255,255,.16);padding:25px;border-radius:18px;margin-top:35px}
#coca-cola-case-study footer {padding:35px 0;background:#120606;color:#bca9a4;font-size:.8rem}
#coca-cola-case-study .reveal {opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
#coca-cola-case-study .reveal.in {opacity:1;transform:none}
@media (max-width:900px) {
#coca-cola-case-study .stats, #coca-cola-case-study .pillars, #coca-cola-case-study .gallery {grid-template-columns:repeat(2,1fr)}
#coca-cola-case-study .charts, #coca-cola-case-study .campaigns, #coca-cola-case-study .challenge-grid {grid-template-columns:1fr}
#coca-cola-case-study .compare {grid-template-columns:1fr}
#coca-cola-case-study .compare-arrow {height:70px}
#coca-cola-case-study .milestone {grid-template-columns:45px 90px 1fr}
}
@media (max-width:620px) {
#coca-cola-case-study section {padding:72px 0}
#coca-cola-case-study .container {width:min(calc(100% - 28px),var(--max))}
#coca-cola-case-study .stats, #coca-cola-case-study .pillars, #coca-cola-case-study .gallery, #coca-cola-case-study .lessons {grid-template-columns:1fr}
#coca-cola-case-study .milestone {grid-template-columns:40px 1fr}
#coca-cola-case-study .milestone .year {grid-column:2}
#coca-cola-case-study .milestone .content {grid-column:2}
#coca-cola-case-study .dot {width:40px;height:40px}
#coca-cola-case-study .hero {min-height:92svh}
#coca-cola-case-study .btn {width:100%}
}
@media (prefers-reduced-motion:reduce) {
#coca-cola-case-study {scroll-behavior:auto}
#coca-cola-case-study .reveal {opacity:1;transform:none;transition:none}
}