:root{--primary:#5b45d6;--bg:#f4f5fb;--card:#fff;--text:#252438;--muted:#6b687d;--border:#dedbe9;--danger:#b42318}
:root[data-theme="dark"]{--primary:#9b8cff;--bg:#171622;--card:#242232;--text:#f4f2ff;--muted:#b7b2c8;--border:#454158;--danger:#ff928a}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,sans-serif}main{width:min(820px,92%);margin:36px auto}
header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}h1,h2,p{margin-top:0}h1 span,.count{display:inline-block;padding:4px 8px;border-radius:999px;background:#ece9ff;color:var(--primary);font-size:12px;vertical-align:middle}header p{margin-bottom:0;color:var(--muted)}
.back,button{border:0;border-radius:8px;background:var(--primary);color:#fff;font-weight:bold;text-decoration:none;cursor:pointer}.back{padding:11px 16px;white-space:nowrap}.panel{margin-bottom:18px;padding:22px;border-radius:14px;background:var(--card);box-shadow:0 5px 22px #31266b14}
label{display:block;margin-bottom:7px;font-weight:bold}.form-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}input{width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--card);color:var(--text);font-size:16px}button{padding:12px 16px}
.cards{display:grid;gap:10px}.friend-card{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px;border:1px solid var(--border);border-radius:10px}.friend-card strong,.friend-card small{display:block}.friend-card small{margin-top:4px;color:var(--muted)}.actions{display:flex;gap:8px}.secondary{background:#ece9ff;color:var(--primary)}.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}.empty{margin:0;color:var(--muted)}#message{min-height:22px}.message-ok{color:#18794e}.message-error{color:var(--danger)}
@media(max-width:650px){header{align-items:flex-start;flex-direction:column}.form-row{grid-template-columns:1fr}.friend-card{align-items:stretch;flex-direction:column}.actions button{flex:1}}