:root{--bg:#0F1115;--card:#1A1D24;--card2:#21252F;--border:#2B2F3A;--accent:#FF9F0A;--accent2:#FFB340;--text:#FFFFFF;--muted:#9AA0B2;--dim:#6C7280;--success:#2ECC71;--danger:#FF5A5A;--radius:16px}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',Tahoma,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh}
a{color:var(--accent);text-decoration:none}
button{cursor:pointer;font-family:inherit}
input,select,textarea{background:var(--card2);border:1px solid var(--border);color:var(--text);border-radius:10px;padding:10px 12px;width:100%;font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
.btn{padding:10px 18px;border-radius:999px;border:0;font-weight:700;font-size:14px;transition:.15s;display:inline-flex;align-items:center;gap:8px;justify-content:center}
.btn-primary{background:var(--accent);color:#111}
.btn-primary:hover{background:var(--accent2)}
.btn-ghost{background:var(--card);color:var(--muted);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--accent);color:var(--text)}
.btn-sm{padding:7px 12px;font-size:12px}
.badge{font-size:11px;padding:3px 8px;border-radius:999px;background:var(--card2);border:1px solid var(--border);color:var(--muted)}
.badge-accent{background:rgba(255,159,10,.15);color:var(--accent);border-color:rgba(255,159,10,.3)}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.card-hover:hover{border-color:var(--accent)}
.grid{display:grid;gap:12px}
.flex{display:flex;gap:8px;align-items:center}
.justify-between{justify-content:space-between}
.avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:13px;color:#fff;flex-shrink:0}
.avatar-sm{width:24px;height:24px;font-size:11px}
.avatar-xs{width:20px;height:20px;font-size:10px}
.pill{padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700}
.hidden{display:none !important}
.divider{height:1px;background:var(--border);margin:12px 0}

/* Layout */
.app{display:flex;min-height:100vh}
.sidebar{width:280px;background:var(--card);border-right:1px solid var(--border);padding:18px;display:flex;flex-direction:column;gap:16px;position:sticky;top:0;height:100vh;overflow:auto}
.main{flex:1;padding:20px 22px;max-width:1100px;margin:0 auto;width:100%}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:12px}
.logo{font-weight:900;font-size:18px;display:flex;align-items:center;gap:10px}
.logo span{color:var(--accent)}
.nav{display:flex;flex-direction:column;gap:6px}
.nav button{text-align:left;padding:10px 12px;border-radius:10px;background:transparent;border:0;color:var(--muted);font-weight:600;display:flex;align-items:center;gap:10px}
.nav button.active{background:var(--accent);color:#111}
.nav button:hover{background:var(--card2);color:var(--text)}
.nav button.active:hover{background:var(--accent2)}

/* Auth */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(800px 400px at 20% 0%, rgba(255,159,10,.15), transparent), var(--bg)}
.auth-card{width:100%;max-width:420px}
.auth-card h1{font-size:28px;margin-bottom:6px}
.auth-card p{color:var(--muted);margin-bottom:18px}
.tabs{display:flex;background:var(--card2);padding:4px;border-radius:999px;margin-bottom:16px}
.tabs button{flex:1;padding:8px;border-radius:999px;border:0;background:transparent;color:var(--muted);font-weight:700}
.tabs button.active{background:var(--accent);color:#111}
.field{margin-bottom:12px}
.field label{font-size:12px;color:var(--muted);margin-bottom:6px;display:block;font-weight:600}
.hint{font-size:12px;color:var(--dim);margin-top:8px}

/* Hangout cards */
.hangout-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.status{font-size:11px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;padding:4px 8px;border-radius:6px}
.status-planning{background:rgba(255,159,10,.15);color:var(--accent)}
.status-finalized{background:rgba(46,204,113,.15);color:var(--success)}
.status-done{background:rgba(154,160,178,.15);color:var(--muted)}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
.stat{background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:12px;text-align:center}
.stat b{font-size:18px}
.stat span{font-size:11px;color:var(--muted);display:block}
.tab-bar{display:flex;gap:8px;margin:14px 0;overflow:auto;padding-bottom:4px}
.tab-bar button{padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--muted);font-weight:700;white-space:nowrap}
.tab-bar button.active{background:var(--accent);color:#111;border-color:var(--accent)}

/* Poll items */
.poll-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--card2);border:1px solid var(--border);border-radius:10px;margin-bottom:8px}
.poll-item.voted{border-color:var(--accent);background:rgba(255,159,10,.08)}
.vote-row{display:flex;gap:4px;flex-wrap:wrap}
.vote-dot{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:10px;color:#fff;font-weight:800}
.expense-row{display:flex;gap:12px;align-items:center;padding:12px;background:var(--card2);border:1px solid var(--border);border-radius:12px;margin-bottom:8px}
.balance-card{padding:14px;border-radius:14px;border:1px solid var(--border);background:var(--card2)}
.balance-pos{color:var(--success)} .balance-neg{color:var(--danger)} .balance-zero{color:var(--muted)}
.transfer{padding:12px;background:var(--card);border:1px dashed var(--accent);border-radius:10px;display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.comment{padding:10px 12px;background:var(--card2);border:1px solid var(--border);border-radius:12px;margin-bottom:8px}
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50;padding:16px}
.modal{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;width:100%;max-width:520px;max-height:90vh;overflow:auto}
.modal h3{margin-bottom:12px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:900px){
  .sidebar{width:100%;height:auto;position:relative}
  .app{flex-direction:column}
  .row2{grid-template-columns:1fr}
}
.rial{font-family:monospace;direction:ltr}
.subtle{color:var(--muted);font-size:12px}
.kbd{font-size:10px;background:var(--card2);border:1px solid var(--border);padding:2px 6px;border-radius:4px;color:var(--dim)}
.empty{padding:24px;text-align:center;color:var(--muted);border:1px dashed var(--border);border-radius:12px;background:var(--card2)}
.progress{height:6px;background:var(--card2);border-radius:999px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--accent)}