:root{
  --bg:#0b1220;--card:#0e1627;--text:#e7eef7;--muted:#9fb0c8;--line:#1e2a44;--accent:#22d3ee;--accent2:#34d399;--danger:#ef4444;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto;line-height:1.6;background:radial-gradient(1200px 800px at 10% -10%, #10203a 0%, transparent 50%), radial-gradient(1000px 700px at 100% 0%, #0d2b2a 0%, transparent 45%), var(--bg);color:var(--text)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:rgba(10,16,30,.7);backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.brand{font-weight:800;letter-spacing:.6px;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo{height:22px;width:22px;vertical-align:-4px;margin-right:8px}
.nav.hidden{display:none}
.profile{position:relative}
.avatar-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.0)),#0c1a2f;color:var(--text);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.menu{position:absolute;right:0;top:44px;width:220px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.0)),var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 28px rgba(0,0,0,.35);padding:8px;z-index:20}
.menu.hidden{display:none}
.menu-item{width:100%;display:flex;gap:10px;align-items:center;padding:10px 10px;border:none;background:transparent;color:var(--text);border-radius:10px;cursor:pointer}
.menu-item:hover{background:rgba(255,255,255,.04)}
.divider{height:1px;background:var(--line);margin:6px 2px}
.container{max-width:1000px;margin:28px auto;padding:0 16px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.0)),var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px;box-shadow:0 12px 28px rgba(0,0,0,.25)}
.grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media(min-width:800px){.grid{grid-template-columns:1fr 1fr}}
.tabs{display:flex;gap:10px;margin-bottom:12px}
.leaderboard-tabs{flex-wrap:wrap}
.tab{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#0c1a2f;color:var(--text);cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:8px}
.tab:hover{border-color:var(--accent);filter:brightness(1.05)}
.tab.active{border-color:var(--accent);box-shadow:0 0 0 2px rgba(34,211,238,.15)}
.hidden{display:none}
.form{display:flex;flex-direction:column;gap:10px}
.form-inline{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
label{display:flex;flex-direction:column;font-size:14px;color:var(--muted)}
input,select{padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:#0b1830;color:var(--text);transition:border-color .2s ease, box-shadow .2s ease}
input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(34,211,238,.15)}
.btn{padding:10px 14px;border:none;border-radius:12px;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#071015;font-weight:800;cursor:pointer;transition:transform .05s ease, filter .2s ease;display:inline-flex;align-items:center;gap:8px}
.btn:hover{filter:brightness(1.05)}
.btn:active{transform:translateY(1px)}
.btn-google{background:#ffffff;color:#1f2937;border:1px solid rgba(17,24,39,.12);box-shadow:0 8px 18px rgba(15,23,42,.18);font-weight:700}
.btn-google:hover{filter:none;box-shadow:0 10px 24px rgba(15,23,42,.24)}
.btn-google .icon{color:#ea4335}
.btn-danger{background:var(--danger);color:#fff;border:none;box-shadow:0 8px 18px rgba(239,68,68,.25)}
.btn-danger:hover{filter:brightness(1.08)}
.btn-danger .icon{color:#fff}
.auth-separator{display:flex;align-items:center;gap:10px;margin:12px 0;color:var(--muted);text-transform:uppercase;font-size:12px;letter-spacing:.08em}
.auth-separator::before,.auth-separator::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-separator span{opacity:.8}
.btn-ghost{padding:8px 12px;border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--text);border-radius:10px;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:8px}
.btn-ghost .icon{color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);filter:brightness(1.08)}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#0c1a2f;color:var(--text);cursor:pointer}
.msg{margin-top:6px;font-size:14px;color:var(--muted)}
.progress{height:16px;background:#0c1a2f;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.chart{width:100%;height:200px;background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.0)),#0a162b;border:1px solid var(--line);border-radius:12px}
.list{list-style:none;padding:0;margin:0}
.list>li{display:flex;justify-content:space-between;gap:8px;align-items:center;padding:12px;border-bottom:1px solid var(--line)}
.list li.me{background:rgba(34,211,238,.06)}
.leaderboard-list li{position:relative;padding-left:38px}
.trophy{position:absolute;left:10px}
.trophy.gold{color:#f5c542}
.trophy.silver{color:#c0c6d4}
.trophy.bronze{color:#cd7f32}
.leaderboard-list .rank{min-width:22px;text-align:center;color:var(--muted);margin-right:8px}
.leaderboard-list .name-btn{display:inline-flex;align-items:center;gap:8px}
.lb-filters{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.lb-filters input[type="date"], .lb-filters select{height:36px}
/* Custom formatted date display for leaderboard */
.date-display{position:relative;display:inline-block;min-width:180px}
.date-display #lbDate{position:absolute;inset:0;opacity:0;z-index:2}
.date-display #lbDateText{width:100%;height:36px;pointer-events:none}
/* Ensure consistent text/icon colors on various devices */
.lb-filters input[type="date"]{color:var(--text);-webkit-text-fill-color:var(--text)}
.lb-filters input[type="date"]::-webkit-calendar-picker-indicator{filter:invert(1);opacity:.8}
@media(max-width:640px){
  .leaderboard-tabs .lb-filters{flex-basis:100%;margin-left:0;padding-top:4px}
  .lb-filters input[type="date"], .lb-filters select, .date-display{flex:1 1 180px;min-width:160px}
}
.footer{text-align:center;color:#7b8da8;padding:26px}

/* History collapsible sections */
.history-day{display:block;padding:0;margin:0 0 12px;border:1px solid var(--line);border-radius:12px;background:rgba(10,18,36,.88);overflow:hidden}
.history-day:last-child{margin-bottom:0}
.history-day details{width:100%}
.history-day summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;cursor:pointer;list-style:none;font-weight:600;transition:background .2s ease;background:linear-gradient(90deg,rgba(34,211,238,.18),rgba(34,211,238,.08))}
.history-day summary:hover{background:linear-gradient(90deg,rgba(34,211,238,.24),rgba(34,211,238,.12))}
.history-day summary::-webkit-details-marker{display:none}
.history-day summary span:first-child{color:var(--text)}
.history-summary-right{display:inline-flex;align-items:center;gap:10px}
.history-summary-right strong{min-width:42px;text-align:right}
.history-arrow{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;color:var(--muted);transition:transform .2s ease, color .2s ease;font-size:12px}
.history-arrow::before{content:'\25B6'}
.history-day details[open] summary{background:linear-gradient(90deg,rgba(34,211,238,.28),rgba(34,211,238,.16))}
.history-day details[open] .history-arrow{transform:rotate(90deg);color:var(--accent)}
.history-day-items{list-style:none;margin:0;padding:14px 16px 16px;background:rgba(4,10,24,.85)}
.history-entry{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:12px 14px;margin-bottom:10px;border-radius:10px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.05)}
.history-entry:nth-child(even){background:rgba(255,255,255,.06)}
.history-entry:last-child{margin-bottom:0}
.history-entry strong{font-size:18px}
.history-entry-main{display:flex;flex-direction:column;gap:4px}
.history-time{color:var(--muted);font-size:12px}
.history-entry-side{display:flex;align-items:center;gap:10px}
.icon-btn-sm{width:32px;height:32px;border-radius:8px;font-size:14px}
.history-edit-btn .fa-solid{font-size:14px}
.history-edit-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}
.history-delete-confirm{margin-top:16px;padding:12px;border:1px solid rgba(239,68,68,.4);border-radius:10px;background:rgba(239,68,68,.08)}
.history-delete-actions{display:flex;gap:10px;margin-top:8px}

/* Modal */
.modal{position:fixed;inset:0;display:grid;place-items:center}
.modal.hidden{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(3px)}
.modal-dialog{position:relative;width:calc(100% - 32px);max-width:560px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.0)),var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 48px rgba(0,0,0,.35);animation:pop .16s ease-out;overflow:hidden}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.modal-body{padding:16px}
.modal-subtitle{margin:0 0 10px;font-size:16px;font-weight:600;color:var(--text)}

/* Player detail modal specific */
.player-detail-header{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}
.player-sub{color:var(--muted);font-size:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chip{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.02);color:var(--text);cursor:pointer}
.chip.selected{border-color:var(--accent);box-shadow:0 0 0 2px rgba(34,211,238,.15)}

@keyframes pop{from{transform:translateY(8px) scale(.98);opacity:.6}to{transform:none;opacity:1}}

/* Icons */
.icon{display:inline-block;flex:0 0 auto;font-size:18px;line-height:1}

/* Grid layout for pushup form */
#pushupForm.form-grid{display:grid;gap:10px}
@media(min-width:720px){
  #pushupForm.form-grid{grid-template-columns:1.2fr 1fr 1fr auto;align-items:end}
  #pushupForm.form-grid label{margin:0}
}