.personas{background:var(--brn-dark);padding:clamp(80px,12vw,140px) clamp(24px,6vw,80px)}.personas-header{margin-bottom:60px;margin-left:auto;margin-right:auto;max-width:600px;text-align:center}.personas-eyebrow{color:var(--brn-blue-accent);font-size:.7rem;font-weight:700;letter-spacing:.2em;margin-bottom:16px;text-transform:uppercase}.personas-title{font-family:Instrument Sans,Inter,sans-serif;font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:700;letter-spacing:-.03em}.personas-grid{display:grid;gap:20px;grid-template-columns:repeat(2,1fr);margin:0 auto;max-width:900px}@media (max-width:640px){.personas-grid{grid-template-columns:1fr}}.persona-card{background:var(--brn-surface);border:1px solid var(--border-color);border-radius:var(--radius);cursor:default;overflow:hidden;padding:32px 28px;position:relative;transition:all .5s var(--ease-smooth)}.persona-card:before{background:var(--brn-blue-accent);border-radius:0 2px 2px 0;content:"";height:0;left:0;position:absolute;top:0;transition:height .5s var(--ease-out);width:3px}.persona-card.expanded:before,.persona-card:hover:before{height:100%}.persona-card.expanded,.persona-card:hover{background:hsla(0,0%,100%,.03);border-color:rgba(91,155,255,.15);box-shadow:0 16px 48px rgba(0,0,0,.3);transform:translateY(-4px)}.persona-icon{align-items:center;background:var(--brn-blue-glow);border-radius:12px;color:var(--brn-blue-accent);display:flex;height:48px;justify-content:center;margin-bottom:20px;transition:all .4s;width:48px}.persona-icon svg{height:24px;width:24px}.persona-card.expanded .persona-icon,.persona-card:hover .persona-icon{background:rgba(91,155,255,.15);box-shadow:0 0 20px var(--brn-blue-glow)}.persona-title{font-family:Instrument Sans,Inter,sans-serif;font-size:1.15rem;font-weight:700;letter-spacing:-.01em;margin-bottom:12px;transition:color .3s}.persona-card.expanded .persona-title,.persona-card:hover .persona-title{color:var(--brn-blue-accent)}.persona-desc{color:var(--text-secondary);font-size:.85rem;line-height:1.7;max-height:0;opacity:0;overflow:hidden;transition:max-height .5s var(--ease-out),opacity .4s .1s}.persona-card.expanded .persona-desc,.persona-card:hover .persona-desc{max-height:200px;opacity:1}.persona-hint{color:var(--text-muted);font-size:.7rem;font-weight:500;letter-spacing:.05em;margin-top:12px;transition:opacity .3s}.persona-card.expanded .persona-hint,.persona-card:hover .persona-hint{opacity:0}