:root{--bg:#0f172a;--panel:#fff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#2563eb;--danger:#dc2626;--radius:20px}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#f8fafc;color:var(--text)}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
.guest-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f172a,#1e293b)}.guest-container{width:min(92vw,420px)}
.public-body{background:linear-gradient(180deg,#e2e8f0,#f8fafc)}.public-wrap{min-height:100vh;padding:18px;display:grid;place-items:center}
.card,.digital-card,.auth-card,.not-found-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 35px rgba(15,23,42,.08)}
.auth-card{padding:24px}.stack{display:grid;gap:14px}label{display:grid;gap:8px;font-size:.95rem}input,textarea,select,button{font:inherit}input,textarea,select{width:100%;padding:12px 14px;border:1px solid #cbd5e1;border-radius:12px;background:#fff}textarea{resize:vertical}button{cursor:pointer}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border-radius:12px;border:1px solid transparent;background:#e2e8f0}.btn-sm{padding:6px 10px;font-size:.85rem}.btn-primary{background:var(--primary);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:#fff;border-color:#cbd5e1}.w-full{width:100%}
.alert{padding:12px 14px;border-radius:14px;margin:0 0 16px}.alert-success{background:#dcfce7;color:#166534}.alert-danger{background:#fee2e2;color:#991b1b}.muted{color:var(--muted)}
.shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:var(--bg);color:#fff;padding:24px;display:flex;flex-direction:column;gap:18px}.brand small{color:#cbd5e1}.nav{display:grid;gap:8px}.nav a{padding:12px 14px;border-radius:12px;color:#e2e8f0}.nav a.active,.nav a:hover{background:rgba(255,255,255,.1);color:#fff}.logout-form{margin-top:auto}
.main{display:grid;grid-template-rows:auto 1fr}.topbar{padding:20px 24px;border-bottom:1px solid var(--line);background:#fff}.topbar h1{margin:0 0 4px}.topbar p{margin:0;color:var(--muted)}.content{padding:24px;display:grid;gap:20px}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.stat-card span{color:var(--muted);display:block}.stat-card strong{font-size:2rem}
.grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}.card{padding:18px}.card-header-row{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.actions{display:flex;gap:8px;flex-wrap:wrap}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid .full{grid-column:1/-1}.checkbox-row{display:flex;align-items:center;gap:10px}.checkbox-row input{width:auto}.actions-row{display:flex;gap:10px}
.digital-card{width:min(100%,430px);padding:18px}.digital-card__header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px}.digital-card__header h1{margin:4px 0 0;font-size:1.35rem}.badge{padding:8px 10px;border-radius:999px;font-size:.8rem;font-weight:700}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.digital-card__body{display:grid;grid-template-columns:120px 1fr;gap:16px}
.photo-frame{aspect-ratio:2/3;border-radius:18px;overflow:hidden;background:#e2e8f0}.photo-frame img,.photo-placeholder{width:100%;height:100%;object-fit:cover}.photo-placeholder{display:grid;place-items:center;color:#475569}.identity-grid{display:grid;gap:8px;font-size:.95rem}.observations{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}.contact-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.contact-chip{padding:10px 12px;background:#eff6ff;border:1px solid #bfdbfe;color:#1d4ed8;border-radius:999px}.digital-card__footer{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted)}
.qr-block{display:grid;gap:8px}.qr-image{width:128px;height:128px;border:1px solid var(--line);background:#fff;padding:4px}.qr-actions{display:flex;gap:6px;flex-wrap:wrap}.not-found-card{padding:26px;text-align:center;width:min(100%,450px)}
@media (max-width:960px){.shell{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:10}.grid-2,.stats-grid,.form-grid{grid-template-columns:1fr}}
@media (max-width:600px){.public-wrap{padding:12px}.digital-card{padding:14px}.digital-card__body{grid-template-columns:1fr}.photo-frame{max-width:180px}}