:root{
  --red:#c91818;
  --dark:#111;
  --muted:#666;
  --bg:#fff5f5;
}
*{box-sizing:border-box}
body{font-family:Inter,Arial,Helvetica,sans-serif;background: linear-gradient(180deg, #fff 0%, #fff5f5 100%) no-repeat center / cover fixed;;color:var(--dark);margin:0}
.topbar{height:64px;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.brand{font-weight:700}
.userbox{font-size:14px}
.container{display:flex;gap:20px;padding:20px;align-items:flex-start}
.sidebar{width:260px}
.main{flex:1;background:#fff;padding:20px;border-radius:12px;box-shadow:0 6px 24px rgba(200,0,0,0.06)}
.card.auth-card{max-width:480px;margin:40px auto;padding:24px;background:#fff;border-radius:14px;box-shadow:0 8px 30px rgba(0,0,0,0.06)}
h1,h2,h3{margin:0 0 12px}
.muted{color:var(--muted)}
.form label{display:block;margin-bottom:10px}
.form input,.form textarea{width:100%;padding:10px;border:1px solid #eee;border-radius:8px; resize: vertical;}
.row{display:flex;gap:10px;align-items:center}
.row.between{display:flex;justify-content:space-between}
.btn{background:var(--red);color:#fff;padding:10px 14px;border-radius:8px;border:none;cursor:pointer; text-decoration: none;}
.btn.ghost{background:transparent;border:1px solid #ddd;color:var(--dark)}
.btn.red{background:var(--red)}
.alert{padding:10px;border-radius:8px;margin-bottom:12px}
.alert-error{background:#ffecec;border:1px solid #f5c2c2}
.alert-info{background:#fff6f6;border:1px solid #f2d6d6}
.sidebar nav .nav-item{display:block;padding:10px;border-radius:8px;text-decoration:none;color:var(--dark);margin-bottom:6px}
.sidebar nav .nav-item.active{background:#fee; border:1px solid #ffd6d6}
.users{list-style:none;padding:0;margin:0}
.users li{margin-bottom:6px}
.msg-list{list-style:none;padding:0;margin:0}
.msg{padding:10px;border-bottom:1px solid #f3e0e0}
.msg.read{background:#fff}
.message{margin-top:12px;padding:12px;border-radius:8px;background:#fff5f5;border:1px solid #ffdede}
.small{font-size:12px}
.code{font-family:monospace}
@media(max-width:900px){.container{flex-direction:column}.sidebar{width:100%;}.main{width:100%;}}

.input-with-suffix { position: relative; }
.input-with-suffix .suffix { position:absolute; right: 12px; top:50%; transform:translateY(-50%); }
.input-with-suffix > input { padding-right: 107px; } /* żeby tekst nie nachodził na sufiks */

.msg-actions {display: flex; justify-content: flex-end; /* wyrównanie do prawej */ margin-top: 1.5em; }

/* Show more button / wrapper */
.show-more-wrap { text-align: center; }
.show-more-wrap .btn { padding: 8px 12px; font-size: 14px; }

/* drobny efekt ładowania (opcjonalne) */
.show-more-loading {
  opacity: 0.6;
  pointer-events: none;
}