*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#111;--bg2:#161616;--bg3:#1c1c1c;--border:#222;--border2:#2a2a2a;--text:#e8e0d4;--muted:#666;--muted2:#444;--red:#b84e35;--green:#3a7d44}
body{background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;min-height:100dvh;overflow-x:hidden}

/* ── LOGIN ── */
.login-screen{display:flex;align-items:center;justify-content:center;min-height:100dvh;padding:2rem}
.login-box{text-align:center;max-width:320px;width:100%}
.login-title{font-family:'DM Serif Display',serif;font-size:48px;font-weight:400;margin-bottom:8px}
.login-sub{color:var(--muted);font-size:15px;margin-bottom:2.5rem}
.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;background:#fff;color:#333;border:none;border-radius:10px;padding:14px 24px;font-size:15px;font-family:'DM Sans',sans-serif;font-weight:500;cursor:pointer;transition:opacity .15s}
.google-btn:hover{opacity:.9}
.google-btn:active{opacity:.8}

/* ── APP SHELL ── */
#app{display:flex;flex-direction:column;min-height:100dvh}
.app-hdr{padding:max(env(safe-area-inset-top),1.5rem) 1.25rem 0;display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:1rem}
.app-user{font-family:'DM Serif Display',serif;font-size:22px;font-weight:400}
.logout{background:none;border:none;color:var(--muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;font-family:'DM Sans',sans-serif;padding:0}
.logout:hover{color:var(--text)}
.tab-bar{display:flex;border-bottom:1px solid var(--border);margin:0 1.25rem}
.tab{flex:1;background:none;border:none;padding:10px 0;font-size:12px;font-family:'DM Sans',sans-serif;color:var(--muted);cursor:pointer;letter-spacing:.07em;text-transform:uppercase;position:relative;transition:color .15s;-webkit-tap-highlight-color:transparent}
.tab.on{color:var(--text)}
.tab.on::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:1px;background:var(--text)}
.pane{display:none;padding:1.5rem 1.25rem;padding-bottom:max(env(safe-area-inset-bottom),2rem)}
.pane.on{display:block}

/* ── ROWS ── */
.row{display:flex;align-items:center;gap:14px;padding:16px 20px;border-radius:10px;border:1px solid var(--border);background:var(--bg2);margin-bottom:8px;cursor:pointer;width:100%;transition:border-color .15s,background .15s;-webkit-tap-highlight-color:transparent;user-select:none}
.row:active{background:var(--bg3)}
.row.done{background:#131313;border-color:#1d1d1d}
.row.prog{flex-direction:column;align-items:stretch;gap:10px;cursor:default}
.row-top{display:flex;align-items:center;gap:14px;width:100%}
.lbl{flex:1;font-size:15px;font-weight:300;transition:color .15s}
.lbl.done{color:var(--muted2);text-decoration:line-through}
.meta{font-size:12px;color:var(--muted);white-space:nowrap}
.meta.over{color:var(--red)}
.prog-bottom{display:flex;align-items:center;gap:10px;padding-left:36px}
.slider{flex:1;-webkit-appearance:none;height:3px;background:var(--border2);border-radius:2px;outline:none}
.slider::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--text);cursor:pointer}
.prog-val{font-size:12px;color:var(--muted);min-width:48px;text-align:right}
.icon-btn{background:none;border:none;cursor:pointer;padding:4px;line-height:0;color:var(--muted);-webkit-tap-highlight-color:transparent;flex-shrink:0}
.icon-btn:hover{color:var(--text)}

/* ── INPUTS ── */
.in-row{display:flex;gap:8px;margin-top:1rem}
.txt-in{flex:1;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:14px 18px;font-size:15px;font-family:'DM Sans',sans-serif;color:var(--text);outline:none;-webkit-appearance:none}
.txt-in::placeholder{color:var(--muted2)}
.txt-in:focus{border-color:var(--border2)}
.add-btn{background:var(--text);color:var(--bg);border:none;border-radius:10px;padding:14px 22px;font-size:14px;font-family:'DM Sans',sans-serif;font-weight:500;cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent}
.add-btn:active{opacity:.8}
.export-btn{width:100%;background:none;border:1px solid #1e1e1e;border-radius:10px;margin-top:.75rem;padding:12px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted2);cursor:pointer;font-family:'DM Sans',sans-serif;transition:color .15s,border-color .15s}
.export-btn:hover{color:var(--muted);border-color:var(--border2)}

/* ── BUTTONS (formerly missing .btn-g / .btn-p) ── */
.btn-primary{background:var(--text);color:var(--bg);border:none;border-radius:10px;padding:12px 20px;font-size:14px;font-family:'DM Sans',sans-serif;font-weight:500;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:opacity .15s}
.btn-primary:hover{opacity:.9}
.btn-primary:active{opacity:.8}
.btn-secondary{background:none;border:1px solid var(--border2);border-radius:10px;padding:12px 20px;font-size:14px;font-family:'DM Sans',sans-serif;color:var(--muted);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:color .15s,border-color .15s}
.btn-secondary:hover{color:var(--text);border-color:var(--text)}

/* ── TYPOGRAPHY ── */
.day-lbl{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.sec-title{font-family:'DM Serif Display',serif;font-size:22px;font-weight:400;margin-bottom:1.5rem}
.sec-hdr{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted2);margin:1.25rem 0 .6rem}
.sec-hdr:first-child{margin-top:0}
.empty{text-align:center;color:var(--muted2);font-size:14px;padding:2.5rem 0}
.bar-bg{height:2px;background:var(--border);border-radius:2px;margin-bottom:1.5rem;overflow:hidden}
.bar-fill{height:100%;background:var(--text);border-radius:2px;transition:width .4s ease}
.top-row{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:1.5rem}
.edit-tog{background:none;border:none;color:var(--muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;font-family:'DM Sans',sans-serif;padding:0}

/* ── MODAL ── */
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:100;align-items:flex-end;justify-content:center}
.overlay.on{display:flex}
.modal{background:#1a1a1a;border-radius:16px 16px 0 0;padding:1.5rem 1.25rem max(env(safe-area-inset-bottom),1.5rem);width:100%;max-width:600px;display:flex;flex-direction:column;gap:12px;max-height:90dvh;overflow-y:auto}
.m-title{font-family:'DM Serif Display',serif;font-size:20px;margin-bottom:4px}
.m-lbl{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:5px}
.m-in{width:100%;background:#222;border:1px solid #2a2a2a;border-radius:10px;padding:12px 16px;font-size:15px;font-family:'DM Sans',sans-serif;color:var(--text);outline:none;-webkit-appearance:none}
.m-in::placeholder{color:#555}
.m-in:focus{border-color:#333}
.tog-row{display:flex;gap:8px}
.tog{flex:1;padding:10px;border-radius:8px;border:1px solid #2a2a2a;background:#222;color:var(--muted);font-family:'DM Sans',sans-serif;font-size:13px;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:border-color .15s,color .15s}
.tog.on{border-color:var(--text);color:var(--text)}
.dt-row{display:flex;gap:8px}
.btn-row{display:flex;gap:8px;margin-top:4px}

/* ── STATS ── */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:1.5rem}
.stat-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem}
.stat-lbl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
.stat-val{font-family:'DM Serif Display',serif;font-size:26px}
.stats-sec{margin-bottom:2rem}
.stats-sec-title{font-family:'DM Serif Display',serif;font-size:18px;font-weight:400;margin-bottom:1rem}
.chart-wrap{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:1rem;height:200px;position:relative}
.habit-sel{width:100%;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:12px 16px;font-size:14px;font-family:'DM Sans',sans-serif;color:var(--text);outline:none;margin-bottom:1rem;-webkit-appearance:none}
.del-row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:10px;border:1px solid var(--border);background:var(--bg2);margin-bottom:8px}
.del-name{flex:1;font-size:15px;font-weight:300;color:var(--muted)}
.del-date{font-size:12px;color:var(--muted2);margin-top:2px}
.restore{background:none;border:1px solid var(--border2);border-radius:8px;padding:6px 12px;font-size:11px;font-family:'DM Sans',sans-serif;color:var(--muted);cursor:pointer;letter-spacing:.06em;text-transform:uppercase;-webkit-tap-highlight-color:transparent}
.restore:hover{color:var(--text);border-color:var(--text)}
.back-btn{background:none;border:none;color:var(--muted);font-size:13px;cursor:pointer;font-family:'DM Sans',sans-serif;display:flex;align-items:center;gap:6px;margin-bottom:1.5rem;padding:0}
.back-btn:hover{color:var(--text)}

/* ── FRIENDS ── */
.friends-view-toggle{display:flex;gap:8px;margin-bottom:1.25rem}
.friends-view-toggle .tog{flex:1}
.friend-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;margin-bottom:8px}
.friend-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.friend-name{font-size:15px;font-weight:400}
.friend-streak{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:4px}
.friend-bar-wrap{margin-bottom:6px}
.friend-bar-label{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:4px}
.friend-bar{height:3px;background:var(--border);border-radius:2px;overflow:hidden}
.friend-bar-fill{height:100%;background:var(--text);border-radius:2px;transition:width .4s ease}
.friend-actions{display:flex;gap:8px;margin-top:10px}
.nudge-btn{background:none;border:1px solid var(--border2);border-radius:8px;padding:6px 12px;font-size:11px;font-family:'DM Sans',sans-serif;color:var(--muted);cursor:pointer;letter-spacing:.06em;text-transform:uppercase;-webkit-tap-highlight-color:transparent;transition:color .15s,border-color .15s}
.nudge-btn:hover{color:var(--text);border-color:var(--text)}
.req-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:10px;border:1px solid var(--border);background:var(--bg2);margin-bottom:8px}
.req-name{flex:1;font-size:15px;font-weight:300}
.req-actions{display:flex;gap:6px}

/* Leaderboard */
.board-card{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:10px;border:1px solid var(--border);background:var(--bg2);margin-bottom:8px}
.board-rank{font-family:'DM Serif Display',serif;font-size:22px;min-width:32px;text-align:center}
.board-rank.gold{color:#d4a853}
.board-rank.silver{color:#aaa}
.board-rank.bronze{color:#a0744e}
.board-info{flex:1}
.board-name{font-size:15px;font-weight:400}
.board-stat{font-size:12px;color:var(--muted)}
.board-pct{font-family:'DM Serif Display',serif;font-size:20px}

/* ── TOAST ── */
.toast{position:fixed;bottom:max(env(safe-area-inset-bottom),1.5rem);left:50%;transform:translateX(-50%) translateY(100px);background:#2a2a2a;color:var(--text);padding:12px 24px;border-radius:10px;font-size:14px;font-family:'DM Sans',sans-serif;opacity:0;transition:transform .3s ease,opacity .3s ease;z-index:200;white-space:nowrap;pointer-events:none}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ── LOADING ── */
.loading-dots{display:flex;gap:6px;justify-content:center;padding:2rem 0}
.loading-dots span{width:6px;height:6px;background:var(--muted2);border-radius:50%;animation:pulse 1.2s infinite}
.loading-dots span:nth-child(2){animation-delay:.2s}
.loading-dots span:nth-child(3){animation-delay:.4s}
@keyframes pulse{0%,100%{opacity:.3}50%{opacity:1}}