:root{--paper:#f7f4ec;--paper-2:#fffdf8;--ink:#173d2d;--muted:#6e776f;--green:#396b49;--green-soft:#dfe9dc;--earth:#8b5d2e;--line:#dedbd1;--shadow:0 12px 38px rgba(37,55,42,.08);font-family:"Songti SC","STSong","Noto Serif SC",serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 50% 16%,rgba(255,255,255,.78),transparent 32%),var(--paper);min-height:100vh}.app-shell{width:min(100%,760px);margin:auto;padding:30px clamp(20px,6vw,48px) 72px}.topbar,.section-heading,.sheet-head{display:flex;justify-content:space-between;align-items:flex-start}.topbar h1{font-size:clamp(28px,7vw,42px);font-weight:500;letter-spacing:.04em;margin:0}.topbar p,.hero-copy p{color:var(--muted);margin:7px 0 0;font-family:system-ui,sans-serif}.about-link,.text-button{color:var(--muted);text-decoration:none;background:none;border:0;font:14px system-ui;cursor:pointer;padding:8px}.hero{text-align:center;padding:55px 0 25px}.hero-copy{text-align:left}.hero h2{font-size:clamp(30px,8vw,48px);font-weight:500;margin:0}.plant-stage{height:265px;margin:-8px auto 0;max-width:410px}.plant-stage svg{width:100%;height:100%;overflow:visible}.rings ellipse{fill:none;stroke:#cfc3a7;stroke-width:1}.stem{fill:none;stroke:var(--green);stroke-width:5;stroke-linecap:round}.leaf{fill:#7ca06f;stroke:#3f704b;stroke-width:1.5;transform-origin:160px 120px;animation:breathe 4s ease-in-out infinite}.leaf-right{fill:#88aa75;animation-delay:-1s}.leaf-small{fill:#a3b98a;animation-delay:-2s}.soil{fill:#81654b;opacity:.86}.record-button{border:0;background:var(--green);color:white;border-radius:999px;min-height:76px;width:min(100%,560px);font:500 24px system-ui;letter-spacing:.08em;box-shadow:0 12px 28px rgba(43,91,58,.2);display:flex;gap:16px;align-items:center;justify-content:center;cursor:pointer;transition:.2s}.record-button:active,.record-button.recording{transform:scale(.985);background:#98533d}.mic{width:19px;height:29px;border:3px solid currentColor;border-radius:12px;position:relative}.mic:after{content:"";position:absolute;width:27px;height:17px;border:3px solid currentColor;border-top:0;border-radius:0 0 15px 15px;left:-7px;top:16px}.record-hint{font:13px system-ui;color:var(--muted)}.status-nav{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);margin:30px 0 48px}.status-tab{background:none;border:0;padding:12px 4px 16px;color:var(--muted);font:14px system-ui;cursor:pointer;position:relative}.status-tab span{display:block;font:26px serif;color:var(--green);height:31px}.status-tab.active{color:var(--ink);font-weight:600}.status-tab.active:after{content:"";position:absolute;height:4px;border-radius:2px;background:var(--green);left:25%;right:25%;bottom:-2px}.section-heading{align-items:center}.section-heading h2{font-size:30px;font-weight:500}.seed-list{display:grid;gap:14px}.seed-card{display:grid;grid-template-columns:86px 1fr auto;gap:18px;align-items:center;background:rgba(255,253,248,.72);border:1px solid rgba(196,192,180,.48);border-radius:18px;padding:16px;box-shadow:var(--shadow);cursor:pointer}.stage-art{width:86px;height:86px;background:linear-gradient(145deg,#f2efe5,#fff);border-radius:13px;display:grid;place-items:center;color:var(--green);font-size:45px}.seed-card h3{margin:0 0 8px;font-size:20px;font-weight:500}.seed-card p{font:14px/1.55 system-ui;color:var(--muted);margin:0}.card-stage{font:13px system-ui;color:var(--green);margin-top:8px}.review-date{font:12px/1.5 system-ui;color:var(--muted);border-left:1px solid var(--line);padding-left:15px;min-width:78px}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-state h3{color:var(--ink);font-size:24px;margin:10px}.empty-seed{font-size:54px;color:var(--earth)}.sheet{width:min(calc(100% - 24px),620px);border:0;border-radius:24px;background:var(--paper-2);color:var(--ink);padding:28px;box-shadow:0 24px 80px rgba(20,38,26,.25)}.sheet::backdrop{background:rgba(23,45,31,.3);backdrop-filter:blur(4px)}.sheet h2{margin:3px 0 20px;font-size:28px}.step-label{font:13px system-ui;color:var(--green);margin:0}.close-button{border:0;background:none;font:28px system-ui;color:var(--muted);cursor:pointer}.sheet label{display:block;font:14px system-ui;color:var(--muted);margin:15px 0}.sheet input,.sheet textarea,.sheet select{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:12px;padding:13px 14px;background:white;color:#25342b;font:16px/1.5 system-ui}.sheet textarea{resize:vertical}.sheet fieldset{border:0;padding:0;margin:16px 0}.sheet legend{font:14px system-ui;color:var(--muted)}.choice-row{display:flex;gap:8px}.choice-row label{flex:1;border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}.choice-row input{width:auto;display:inline;margin:0 5px 0 0}.primary-button,.secondary-button{border:0;border-radius:14px;padding:15px 20px;font:600 15px system-ui;cursor:pointer}.primary-button{background:var(--green);color:white;width:100%}.secondary-button{background:var(--green-soft);color:var(--ink)}.audio-preview{background:var(--green-soft);border-radius:12px;padding:12px}.audio-preview audio{width:100%}.detail-content{font:16px/1.8 system-ui;color:#36453c}.timeline{border-left:1px solid #b8c8b5;padding-left:18px;margin:25px 0}.timeline-item{margin:0 0 18px}.timeline-item time{font:12px system-ui;color:var(--muted)}.timeline-item p{font:14px/1.6 system-ui;margin:4px 0}.detail-actions{display:grid;gap:10px}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#173d2d;color:white;border-radius:10px;padding:11px 18px;font:14px system-ui;opacity:0;pointer-events:none;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}@keyframes breathe{50%{transform:rotate(2deg) scale(1.015)}}@media(max-width:560px){.app-shell{padding-top:22px}.hero{padding-top:40px}.plant-stage{height:235px}.status-tab{font-size:12px}.seed-card{grid-template-columns:68px 1fr}.stage-art{width:68px;height:68px}.review-date{grid-column:2;border:0;padding:0}.sheet{padding:22px}.choice-row{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}