:root{
  --bg:#faf7f2; --card:#ffffff; --card2:#f5f1ea; --text:#3a3532; --muted:#9a8f86; --faint:#c9bfb4;
  --accent:#7c9a76; --accent-soft:#e8efe4; --amber:#e0b877; --amber-soft:#f6ecd8;
  --border:#ece5db; --shadow:0 12px 34px rgba(120,100,80,.10); --r:20px; --r-sm:14px;
}
*{box-sizing:border-box;margin:0;padding:0;font-family:'Nunito',system-ui,sans-serif;-webkit-tap-highlight-color:transparent}
body{background:var(--bg);color:var(--text);min-height:100vh;display:flex;justify-content:center;padding:16px;padding-bottom:40px}
.app{width:100%;max-width:520px;display:flex;flex-direction:column;gap:16px}

.topbar{display:flex;justify-content:space-between;align-items:center;padding-top:calc(env(safe-area-inset-top) + 4px)}
.brand h1{font-size:24px;font-weight:800;letter-spacing:-.02em}
.brand p{font-size:13px;color:var(--muted);margin-top:2px;font-weight:600}
.add-btn{width:46px;height:46px;border-radius:15px;border:none;background:var(--accent);color:#fff;display:grid;place-items:center;cursor:pointer;transition:.2s;box-shadow:0 6px 16px rgba(124,154,118,.35)}
.add-btn:hover{transform:translateY(-2px)}
.add-btn svg{width:22px;height:22px}

.today-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:18px 20px;display:flex;align-items:center;gap:18px;box-shadow:var(--shadow)}
.ring{position:relative;width:92px;height:92px;flex-shrink:0}
.ring svg{transform:rotate(-90deg);width:92px;height:92px}
.ring circle{fill:none;stroke-width:9;stroke-linecap:round}
.ring-bg{stroke:var(--card2)}
.ring-fg{stroke:var(--accent);transition:stroke-dashoffset .6s cubic-bezier(.4,0,.2,1)}
.ring-lbl{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring-lbl strong{font-size:21px;font-weight:800}
.ring-lbl span{font-size:11px;color:var(--muted)}
.today-msg strong{font-size:17px;font-weight:800;display:block}
.today-msg p{font-size:13.5px;color:var(--muted);margin-top:4px;font-weight:600;line-height:1.4}

.habits{display:flex;flex-direction:column;gap:12px}
.habit{background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);padding:14px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow);cursor:pointer;transition:.2s;animation:rise .3s ease}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.habit:hover{transform:translateY(-1px)}
.h-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex-shrink:0}
.h-icon svg{width:23px;height:23px;color:#fff}
.h-main{flex:1;min-width:0}
.h-name{font-size:15.5px;font-weight:700}
.h-meta{display:flex;align-items:center;gap:10px;margin-top:4px}
.h-streak{font-size:12.5px;font-weight:700;display:flex;align-items:center;gap:4px;color:var(--amber)}
.h-streak svg{width:14px;height:14px}
.h-cad{font-size:11.5px;color:var(--muted);font-weight:600}
.h-dots{display:flex;gap:3px;margin-top:7px}
.h-dots i{width:9px;height:9px;border-radius:50%;background:var(--card2)}
.h-dots i.done{background:var(--accent)}
.h-dots i.rest{background:var(--amber)}
.h-actions{display:flex;flex-direction:column;gap:6px;align-items:center}
.h-check{width:44px;height:44px;border-radius:50%;border:2px solid var(--border);background:transparent;display:grid;place-items:center;cursor:pointer;transition:.2s;flex-shrink:0}
.h-check svg{width:22px;height:22px;color:#fff;opacity:0;transform:scale(.5);transition:.2s}
.h-check.on{border-color:transparent}
.h-check.on svg{opacity:1;transform:scale(1)}
.h-rest{font-size:10.5px;color:var(--muted);background:none;border:none;cursor:pointer;font-weight:700;font-family:inherit;white-space:nowrap}
.h-rest.on{color:var(--amber)}
.empty{text-align:center;color:var(--faint);padding:40px 20px;font-weight:600;font-size:14px}

.backdrop{position:fixed;inset:0;background:rgba(58,53,50,.4);opacity:0;pointer-events:none;transition:.3s;z-index:40}
.backdrop.on{opacity:1;pointer-events:auto}
.sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%,102%);width:100%;max-width:520px;background:var(--card);border-radius:24px 24px 0 0;border:1px solid var(--border);border-bottom:none;padding:22px 20px calc(26px + env(safe-area-inset-bottom));z-index:50;transition:transform .35s cubic-bezier(.4,0,.2,1);max-height:86vh;overflow-y:auto;box-shadow:0 -20px 50px rgba(120,100,80,.18)}
.sheet.on{transform:translate(-50%,0)}
.sheet-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.sheet-head h2{font-size:20px;font-weight:800}
.icon-btn.close{width:34px;height:34px;border-radius:10px;border:1px solid var(--border);background:var(--card2);color:var(--text);display:grid;place-items:center;cursor:pointer;font-size:15px}

.d-stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:20px}
.dstat{background:var(--card2);border-radius:var(--r-sm);padding:14px 8px;text-align:center}
.dstat strong{font-size:22px;font-weight:800;display:block}
.dstat span{font-size:11px;color:var(--muted);font-weight:600}
.d-sub{font-size:13px;color:var(--muted);font-weight:700;margin-bottom:10px}
.heatmap{display:grid;grid-template-columns:repeat(10,1fr);gap:5px}
.heatmap i{aspect-ratio:1;border-radius:4px;background:var(--card2)}
.heatmap i.done{background:var(--accent)}
.heatmap i.rest{background:var(--amber)}
.heatmap i.miss{background:#efe7dd}
.heatmap i.future{background:transparent}
.heat-legend{display:flex;gap:16px;margin-top:12px;justify-content:center}
.hl{font-size:11.5px;color:var(--muted);font-weight:600;display:flex;align-items:center;gap:6px}
.hl::before{content:'';width:11px;height:11px;border-radius:3px;display:inline-block}
.hl.done::before{background:var(--accent)}.hl.rest::before{background:var(--amber)}.hl.miss::before{background:#efe7dd}
.d-actions{display:flex;gap:10px;margin-top:22px}
.ghost,.danger{flex:1;border-radius:12px;padding:13px;font-weight:700;cursor:pointer;font-size:14px;font-family:inherit;border:1px solid var(--border);transition:.2s}
.ghost{background:var(--card2);color:var(--text)}
.danger{background:#fbeeee;color:#c0554f;border-color:#f3dede}
.ghost:hover,.danger:hover{filter:brightness(.97)}

.field-col{display:flex;flex-direction:column;gap:9px;margin-bottom:18px}
.field-col>span{font-size:13px;font-weight:700;color:var(--muted)}
#f-name{background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:13px 15px;font-size:15px;font-family:inherit;color:var(--text);outline:none}
#f-name:focus{border-color:var(--accent)}
.icon-pick{display:flex;gap:9px;flex-wrap:wrap}
.icon-pick button{width:44px;height:44px;border-radius:12px;border:1px solid var(--border);background:var(--card2);display:grid;place-items:center;cursor:pointer;transition:.2s;color:var(--text)}
.icon-pick button svg{width:22px;height:22px}
.icon-pick button.active{background:var(--accent);color:#fff;border-color:transparent}
.color-pick{display:flex;gap:11px;flex-wrap:wrap}
.color-pick button{width:34px;height:34px;border-radius:50%;border:3px solid transparent;cursor:pointer;transition:.2s}
.color-pick button.active{border-color:var(--text)}
.cadence{display:flex;gap:9px}
.cad{flex:1;border:1px solid var(--border);background:var(--card2);color:var(--muted);border-radius:12px;padding:12px;font-size:13.5px;font-weight:700;cursor:pointer;transition:.2s;font-family:inherit}
.cad.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.perweek{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.perweek label{font-size:13px;color:var(--muted);font-weight:600}
.perweek b{color:var(--text)}
input[type=range]{-webkit-appearance:none;appearance:none;height:6px;border-radius:999px;background:var(--card2);outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 2px 6px rgba(124,154,118,.5)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border:none;border-radius:50%;background:var(--accent);cursor:pointer}
.save-btn{width:100%;border:none;border-radius:14px;padding:15px;font-weight:800;color:#fff;background:var(--accent);cursor:pointer;font-size:15px;font-family:inherit;box-shadow:0 6px 16px rgba(124,154,118,.35)}
.footnote{font-size:12px;color:var(--faint);text-align:center;margin-top:14px;line-height:1.5;font-weight:600}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,120px);background:var(--text);color:var(--bg);padding:12px 18px;border-radius:12px;font-size:13.5px;font-weight:700;z-index:60;transition:transform .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow);max-width:90vw;text-align:center}
.toast.on{transform:translate(-50%,0)}
.refl-intro{font-size:13.5px;color:var(--muted);line-height:1.5;margin-bottom:14px}
.refl-area{width:100%;min-height:90px;background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:13px;font-size:15px;font-family:inherit;color:var(--ink);outline:none;resize:vertical;margin-bottom:14px}
.refl-area:focus{border-color:var(--accent)}
.refl-list{display:flex;flex-direction:column;gap:8px}
.refl-list:empty{display:none}
.refl-item{background:var(--card2);border-radius:11px;padding:10px 12px;display:flex;gap:10px}
.refl-date{font-size:11.5px;font-weight:700;color:var(--amber);flex-shrink:0;padding-top:2px}
.refl-txt{font-size:13.5px;color:var(--ink);line-height:1.45}