:root{
  --bg:#0e1116;
  --card:#171b23;
  --card-2:#1f2530;
  --text:#f2f4f8;
  --muted:#8b93a3;
  --accent:#ffb300;      /* Telegram Stars gold */
  --accent-2:#7c5cff;    /* purple secondary accent */
  --success:#2fd672;
  --danger:#ff5c5c;
  --radius:16px;
}

*{box-sizing:border-box;margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  -webkit-tap-highlight-color:transparent;
  padding-bottom:78px;
}

#app{max-width:520px;margin:0 auto;}

/* ===== TOP BAR ===== */
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 16px;position:sticky;top:0;background:var(--bg);z-index:10;
}
.profile{display:flex;align-items:center;gap:10px;}
.avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--card-2);}
.profile-name{font-weight:600;font-size:15px;}
.level-row{display:flex;align-items:center;gap:6px;margin-top:2px;}
.level-badge{
  background:linear-gradient(135deg,var(--accent-2),#5a3ee0);
  color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:20px;
}
.task-limit-text{font-size:11px;color:var(--muted);}

.balance-pill{
  display:flex;align-items:center;gap:6px;
  background:var(--card);
  border:1px solid rgba(255,179,0,.35);
  padding:8px 14px;border-radius:999px;
  font-weight:700;font-size:14px;
}
.star-icon{width:16px;height:16px;}

/* ===== PAGES ===== */
.pages{padding:4px 16px 16px;}
.page{display:none;animation:fade .2s ease;}
.page.active{display:block;}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

.section-title{font-size:16px;font-weight:700;margin:10px 0 12px;}

/* ===== TASK CARDS ===== */
.task-list{display:flex;flex-direction:column;gap:10px;}
.task-card{
  display:flex;align-items:center;gap:12px;
  background:var(--card);border-radius:var(--radius);padding:12px;
}
.task-logo{width:46px;height:46px;border-radius:12px;object-fit:cover;background:var(--card-2);flex-shrink:0;}
.task-info{flex:1;min-width:0;}
.task-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.task-reward{font-size:12px;color:var(--accent);margin-top:2px;}
.task-claim-btn{
  background:var(--accent);color:#1a1200;border:none;
  padding:9px 16px;border-radius:12px;font-weight:700;font-size:13px;
  min-width:76px;text-align:center;
}
.task-claim-btn.timing{background:var(--card-2);color:var(--muted);}
.task-claim-btn.done{background:var(--success);color:#06210f;}
.empty-state{text-align:center;color:var(--muted);padding:40px 0;font-size:14px;}

/* ===== CREATE ADS ===== */
.promote-title{font-size:18px;font-weight:800;text-align:center;margin:14px 0 18px;}
.ad-type-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;}
.ad-type-card{
  background:var(--card);border:1px solid transparent;border-radius:var(--radius);
  padding:16px 6px;color:var(--text);display:flex;flex-direction:column;align-items:center;gap:8px;
  font-size:11px;font-weight:600;text-align:center;
}
.ad-type-card.selected{border-color:var(--accent);background:var(--card-2);}
.ad-icon{font-size:22px;}

.ad-form{margin-top:18px;display:flex;flex-direction:column;gap:8px;}
.ad-form.hidden{display:none;}
.ad-form label{font-size:12px;color:var(--muted);margin-top:6px;}
.ad-form input,.ad-form select,.ad-form textarea{
  background:var(--card);border:1px solid var(--card-2);color:var(--text);
  padding:11px 12px;border-radius:12px;font-size:14px;outline:none;
}
.ad-form input:focus,.ad-form select:focus,.ad-form textarea:focus{border-color:var(--accent);}

.btn-primary{
  background:var(--accent);color:#1a1200;border:none;
  padding:13px;border-radius:12px;font-weight:700;font-size:14px;margin-top:10px;
}
.btn-primary:disabled{opacity:.4;}
.btn-secondary{
  background:var(--card-2);color:var(--text);border:none;
  padding:11px;border-radius:12px;font-weight:600;font-size:13px;margin-top:4px;
}
.btn-small{
  background:var(--accent);color:#1a1200;border:none;
  padding:6px 10px;border-radius:10px;font-size:12px;font-weight:700;margin-left:8px;
}
.admin-alert{
  background:rgba(255,92,92,.12);border:1px solid rgba(255,92,92,.4);
  color:#ffb3b3;font-size:12px;padding:10px;border-radius:12px;
  display:flex;align-items:center;flex-wrap:wrap;gap:4px;
}
.admin-alert.hidden{display:none;}
.hint-text{font-size:12px;color:var(--muted);line-height:1.5;}

/* ===== INVITE ===== */
.invite-card{background:var(--card);border-radius:var(--radius);padding:18px;margin-top:6px;}
.invite-card p{font-size:13px;color:var(--text);margin-bottom:8px;line-height:1.6;}
.referral-link-box{
  background:var(--card-2);padding:12px;border-radius:12px;font-size:12px;
  word-break:break-all;color:var(--accent);margin:12px 0;
}
.ref-stats{margin-top:12px;font-size:13px;color:var(--muted);}

/* ===== WALLET ===== */
.wallet-card{background:var(--card);border-radius:var(--radius);padding:24px;text-align:center;margin-top:6px;}
.wallet-balance{font-size:28px;font-weight:800;display:flex;justify-content:center;align-items:center;gap:8px;margin-bottom:16px;}
.wallet-balance .star-icon{width:22px;height:22px;}

/* ===== BOTTOM NAV ===== */
.bottom-nav{
  position:fixed;bottom:12px;left:50%;transform:translateX(-50%);
  width:calc(100% - 32px);max-width:488px;
  background:var(--card);border-radius:999px;
  display:flex;justify-content:space-around;align-items:center;
  padding:8px;box-shadow:0 8px 24px rgba(0,0,0,.4);
  z-index:20;
}
.nav-btn{
  background:none;border:none;color:var(--muted);
  display:flex;flex-direction:column;align-items:center;gap:2px;
  font-size:10px;font-weight:600;padding:8px 12px;border-radius:999px;flex:1;
}
.nav-btn.active{color:#1a1200;background:var(--accent);}
.nav-icon{font-size:17px;}