:root{
  --bg:#0b0f17; --panel:#131a26; --panel2:#1a2434; --line:#243044;
  --text:#e8edf5; --muted:#8494ad;
  --green:#2fd07a; --green-dim:#173b2b;
  --red:#ff5c6c; --red-dim:#3a1c22;
  --amber:#ffc24b;
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bottom:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  padding-bottom:calc(24px + var(--safe-bottom));
  overscroll-behavior-y:none;
}

/* ---------- Login ---------- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh}
.login-card{width:min(360px,90vw);background:var(--panel);border:1px solid var(--line);
  border-radius:22px;padding:32px 26px;box-shadow:var(--shadow)}
.brand{text-align:center;margin-bottom:22px}
.brand-mark{font-weight:800;font-size:34px;letter-spacing:1px;
  background:linear-gradient(135deg,var(--green),var(--amber));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.brand-mark span{color:var(--muted);-webkit-text-fill-color:var(--muted)}
.brand h1{margin:6px 0 2px;font-size:22px}
.tag{color:var(--muted);margin:0;font-size:13px}
.login-card label{display:block;font-size:12px;color:var(--muted);margin:14px 0 6px;text-transform:uppercase;letter-spacing:.5px}
.login-card input{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);
  background:var(--panel2);color:var(--text);font-size:16px}
.login-card button{width:100%;margin-top:20px;padding:14px;border:0;border-radius:12px;
  background:linear-gradient(135deg,var(--green),#25a862);color:#04160d;font-weight:700;font-size:16px}
.login-error{background:var(--red-dim);color:var(--red);padding:10px 12px;border-radius:10px;font-size:14px;text-align:center}

/* ---------- Score header ---------- */
#scorebar{position:sticky;top:0;z-index:20;background:linear-gradient(180deg,#0e1420,#0b0f17);
  padding:calc(10px + var(--safe-top)) 16px 12px;border-bottom:1px solid var(--line)}
.score-top{display:flex;justify-content:space-between;align-items:center}
.who{color:var(--muted);font-size:13px;font-weight:600}
.header-actions{display:flex;gap:8px}
.icon-btn{background:var(--panel2);border:1px solid var(--line);color:var(--text);
  width:38px;height:38px;border-radius:11px;font-size:17px;line-height:1}
.score-main{text-align:center;margin:4px 0 8px}
.score-number{font-size:64px;font-weight:800;line-height:1;transition:transform .12s ease,color .2s}
.score-number.bump{transform:scale(1.14)}
.score-label{color:var(--muted);font-size:12px;letter-spacing:2px;text-transform:uppercase;margin-top:2px}
.momentum{position:relative;height:8px;background:var(--panel2);border-radius:99px;overflow:hidden;margin:6px 4px}
.momentum-fill{position:absolute;top:0;bottom:0;left:50%;width:0;background:var(--green);transition:width .35s ease,background .35s}
.momentum-zero{position:absolute;left:50%;top:-2px;bottom:-2px;width:2px;background:var(--muted);opacity:.5}
.stat-row{display:flex;justify-content:space-around;margin-top:12px}
.stat{text-align:center}
.stat span{display:block;font-size:19px;font-weight:700}
.stat label{font-size:11px;color:var(--muted)}

/* ---------- Tabs ---------- */
#tabs{position:sticky;top:0;display:flex;gap:6px;padding:10px 12px;background:var(--bg);z-index:15}
#tabs button{flex:1;padding:10px 4px;border:1px solid var(--line);background:var(--panel);
  color:var(--muted);border-radius:12px;font-size:13px;font-weight:600}
#tabs button.active{background:var(--panel2);color:var(--text);border-color:#33456a}

/* ---------- Content ---------- */
#content{padding:4px 12px 40px}
.arena{margin-bottom:16px}
.arena-head{display:flex;align-items:center;gap:8px;margin:2px 2px 8px;color:var(--muted);font-size:13px;font-weight:600}
.tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.tile{position:relative;border:1px solid var(--line);border-radius:16px;padding:12px 8px;
  background:var(--panel);text-align:center;user-select:none;transition:transform .08s;min-height:74px;
  display:flex;flex-direction:column;justify-content:center;gap:4px}
.tile:active{transform:scale(.94)}
.tile .t-name{font-size:13px;font-weight:600;line-height:1.15}
.tile .t-pts{font-size:12px;font-weight:700}
.tile.pos{background:linear-gradient(180deg,#12271c,#0f1f18);border-color:#1f5138}
.tile.pos .t-pts{color:var(--green)}
.tile.neg{background:linear-gradient(180deg,#2a1418,#1e1013);border-color:#5a2730}
.tile.neg .t-pts{color:var(--red)}
.tile.flash-pos{animation:flashp .5s}
.tile.flash-neg{animation:flashn .5s}
@keyframes flashp{0%{box-shadow:0 0 0 0 rgba(47,208,122,.6)}100%{box-shadow:0 0 0 14px rgba(47,208,122,0)}}
@keyframes flashn{0%{box-shadow:0 0 0 0 rgba(255,92,108,.6)}100%{box-shadow:0 0 0 14px rgba(255,92,108,0)}}

/* ---------- Floating pop ---------- */
#pop{position:fixed;left:50%;top:38%;transform:translateX(-50%);pointer-events:none;z-index:60}
.pop-item{position:absolute;left:0;transform:translateX(-50%);font-size:40px;font-weight:800;
  white-space:nowrap;animation:floatUp 1s ease-out forwards}
.pop-item.pos{color:var(--green)}
.pop-item.neg{color:var(--red)}
.pop-item.combo{color:var(--amber);font-size:30px}
@keyframes floatUp{0%{opacity:0;transform:translate(-50%,10px) scale(.8)}
  20%{opacity:1;transform:translate(-50%,-4px) scale(1.1)}
  100%{opacity:0;transform:translate(-50%,-70px) scale(1)}}

/* ---------- Stats tab ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:14px}
.card h3{margin:0 0 12px;font-size:15px}
.chart{display:flex;align-items:flex-end;gap:4px;height:120px}
.bar-wrap{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px}
.bar-col{width:100%;position:relative;flex:1;display:flex;flex-direction:column-reverse;justify-content:center}
.bar{width:100%;border-radius:4px;min-height:2px}
.bar.pos{background:var(--green)}
.bar.neg{background:var(--red)}
.bar-day{font-size:9px;color:var(--muted)}
.badges{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.badge{text-align:center;padding:12px 6px;border:1px solid var(--line);border-radius:14px;background:var(--panel2);opacity:.35;filter:grayscale(1)}
.badge.earned{opacity:1;filter:none;border-color:#33456a}
.badge .b-icon{font-size:26px}
.badge .b-name{font-size:12px;font-weight:700;margin-top:4px}
.badge .b-desc{font-size:10px;color:var(--muted)}
.clean-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.clean-item:last-child{border:0}
.clean-item b{color:var(--green)}
.log-item{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--line);font-size:14px}
.log-item .lp.pos{color:var(--green)} .log-item .lp.neg{color:var(--red)} .log-item .lp.combo{color:var(--amber)}
.empty{color:var(--muted);text-align:center;padding:20px;font-size:14px}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:100;display:flex;align-items:flex-end;justify-content:center}
.modal.hidden{display:none}
.modal-card{width:100%;max-width:520px;max-height:90vh;overflow-y:auto;background:var(--panel);
  border-radius:22px 22px 0 0;padding:18px 16px calc(28px + var(--safe-bottom));border:1px solid var(--line)}
.modal-head{display:flex;justify-content:space-between;align-items:center}
.modal-head h2{margin:0;font-size:18px}
.hint{color:var(--muted);font-size:12px;margin:6px 0 12px}
.setup-group-title{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin:14px 0 6px}
.setup-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}
.setup-row input[type=checkbox]{width:20px;height:20px}
.setup-row .sr-name{flex:1;font-size:14px}
.setup-row input[type=number]{width:64px;padding:8px;border-radius:9px;border:1px solid var(--line);
  background:var(--panel2);color:var(--text);font-size:15px;text-align:center}
.setup-row .sign{color:var(--muted);font-size:13px;width:14px}
.setup-actions{display:flex;gap:10px;margin-top:16px}
button.primary{flex:1;padding:13px;border:0;border-radius:12px;background:var(--green);color:#04160d;font-weight:700;font-size:15px}
button.ghost{padding:13px;border:1px solid var(--line);border-radius:12px;background:transparent;color:var(--text);font-size:14px}
button.logout{width:100%;color:var(--red);border-color:var(--red-dim)}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
details summary{cursor:pointer;color:var(--muted);font-size:14px}
.pw-form{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.pw-form input{padding:11px;border-radius:10px;border:1px solid var(--line);background:var(--panel2);color:var(--text);font-size:15px}