:root{--bg:#fff8f0;--card:#fff;--primary:#ff8a65;--primary-light:#ffccbc;--accent:#7ec8e3;--accent-light:#e1f5fe;--warm:#ffe0b2;--warm-dark:#f9a825;--text:#3e2723;--text-sub:#8d6e63;--text-light:#bcaaa4;--green:#a5d6a7;--green-dark:#66bb6a;--pink:#f8bbd0;--pink-dark:#ec407a;--border:#f5e6d8}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Zen Maru Gothic,sans-serif;overflow-x:hidden}::-webkit-scrollbar{display:none}input::placeholder{color:var(--text-light)}.app{background:var(--bg);max-width:390px;min-height:100vh;margin:0 auto;position:relative}.bottom-nav{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--border);z-index:100;background:#fffe;justify-content:space-around;width:100%;max-width:390px;padding:6px 0 22px;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.nav-btn{cursor:pointer;color:var(--text-light);background:0 0;border:none;flex-direction:column;align-items:center;gap:2px;font-family:inherit;font-size:10px;display:flex}.nav-btn.active{color:var(--primary);font-weight:700}.nav-btn .icon{font-size:20px}.nav-btn.record-btn .icon{background:var(--primary);border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;font-size:26px;display:flex;transform:translateY(-10px);box-shadow:0 4px 16px #ff8a6566}.nav-btn.record-btn span:last-child{margin-top:-6px}.screen{padding-bottom:90px;display:none}.screen.active{display:block}.header-grad{background:linear-gradient(135deg, var(--primary) 0%, #ffab91 100%);color:#fff;border-radius:0 0 28px 28px;padding:48px 20px 24px;position:relative;overflow:hidden}.header-grad .bg-icon{opacity:.15;font-size:80px;position:absolute;top:-20px;right:-20px}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:14px 16px;box-shadow:0 2px 16px #3e272312}.card.playing{border:2px solid var(--primary);transform:scale(1.01);box-shadow:0 8px 32px #3e27231a}.tag{border-radius:10px;padding:2px 8px;font-size:10px;font-weight:600;display:inline-block}.tag-audio{color:var(--green-dark);background:#e8f5e9;border-radius:8px;padding:2px 6px;font-size:9px;font-weight:700}@keyframes wave{0%{transform:scaleY(.5)}to{transform:scaleY(1.3)}}.waveform{align-items:center;gap:2px;height:22px;display:flex}.waveform .bar{background:var(--primary);opacity:.4;border-radius:2px;width:3px}.waveform.playing .bar{opacity:.9}.btn-primary{background:linear-gradient(135deg, var(--primary) 0%, #ffab91 100%);cursor:pointer;color:#fff;border:none;border-radius:16px;justify-content:center;align-items:center;gap:8px;width:100%;padding:14px;font-family:inherit;font-size:16px;font-weight:700;display:flex;box-shadow:0 4px 16px #ff8a654d}.search-box{background:var(--card);border:2px solid var(--primary);border-radius:16px;align-items:center;gap:10px;padding:12px 16px;display:flex;box-shadow:0 4px 16px #ff8a6526}.search-box input{color:var(--text);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:15px}.rec-btn{cursor:pointer;border:6px solid var(--primary-light);background:var(--primary);border-radius:50%;justify-content:center;align-items:center;width:88px;height:88px;margin:0 auto;transition:all .3s;display:flex;box-shadow:0 0 0 12px #ff8a651a,0 8px 32px #ff8a6533}.rec-btn.recording{background:#ef5350;border-color:#ffcdd2;box-shadow:0 0 0 12px #ef535026,0 8px 32px #ef53504d}.rec-btn .stop-icon{background:#fff;border-radius:4px;width:28px;height:28px}.first-words{gap:10px;padding-bottom:8px;display:flex;overflow-x:auto}.first-word-card{background:var(--card);text-align:center;border:1px solid var(--border);border-radius:16px;flex-shrink:0;min-width:100px;padding:14px 12px;box-shadow:0 2px 16px #3e272312}.toast{background:var(--green-dark);color:#fff;z-index:200;border-radius:20px;padding:12px 24px;font-size:14px;font-weight:700;animation:.3s fadeIn;position:fixed;top:60px;left:50%;transform:translate(-50%);box-shadow:0 8px 32px #3e27231a}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%)translateY(-10px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.tag-btn{cursor:pointer;border-radius:20px;padding:7px 14px;font-family:inherit;font-size:12px;font-weight:600;transition:all .15s}.tag-btn.selected{border-width:2px}.preview-card{background:var(--card);border:2px solid var(--green);border-radius:20px;padding:20px;box-shadow:0 8px 32px #3e27231a}.preview-play{cursor:pointer;width:100%;color:var(--text);border:none;border-radius:14px;justify-content:center;align-items:center;gap:8px;margin-bottom:14px;padding:12px;font-family:inherit;font-size:14px;font-weight:600;display:flex}.label-input{border:1.5px solid var(--border);width:100%;color:var(--text);background:var(--bg);border-radius:14px;outline:none;margin-bottom:12px;padding:12px 14px;font-family:inherit;font-size:14px}.reminder{background:linear-gradient(135deg, var(--accent-light) 0%, #b3e5fc 100%);border-radius:16px;align-items:center;gap:12px;padding:14px 16px;display:flex}.challenge{text-align:center;background:linear-gradient(135deg,#e8f5e9 0%,#c8e6c9 100%);border-radius:20px;padding:18px}.rec-list-card{cursor:pointer;align-items:center;gap:12px;transition:all .15s;display:flex}.word-card{cursor:pointer;transition:transform .15s}.word-card:active{transform:scale(.98)}.stats-row{gap:12px;display:flex}.stat-box{text-align:center;background:var(--bg);border-radius:14px;flex:1;padding:14px 8px}