:root{--grass: #7ed957;--grass-dark: #4caf50;--sky: #8fd6ff;--sun: #ffd93b;--sun-dark: #f5a623;--danger: #ff6b6b;--ink: #3b2f2f;--paper: #fff8e7;--wood: #c8a06a;--shadow: 0 6px 0 rgba(0, 0, 0, .12);font-family:Comic Sans MS,楷体,KaiTi,system-ui,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:linear-gradient(180deg,var(--sky) 0%,#cdeefd 40%,var(--grass) 100%);color:var(--ink);overflow:hidden}button{font-family:inherit;cursor:pointer;border:none;border-radius:16px;background:var(--sun);box-shadow:var(--shadow);color:var(--ink);font-weight:700;padding:10px 18px;transition:transform .08s ease}button:active{transform:translateY(3px);box-shadow:0 2px #0000001f}button.danger{background:var(--danger);color:#fff}button.ghost{background:#fff;color:var(--ink)}button:disabled{opacity:.5;cursor:not-allowed}.app{display:flex;height:100vh;width:100vw}.sidebar{width:200px;background:#6b4f2f;background:linear-gradient(180deg,#8a5a2b,#5e3c1c);display:flex;flex-direction:column;padding:12px 8px;gap:4px;overflow-y:auto;border-right:4px solid #4a2f15}.sidebar .logo{color:#fff8e7;font-size:20px;text-align:center;margin:6px 0 14px;text-shadow:0 2px 0 rgba(0,0,0,.3)}.nav-item{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:14px;background:transparent;color:#fff;font-size:15px;box-shadow:none;text-align:left;width:100%}.nav-item:hover{background:#ffffff1f}.nav-item.active{background:var(--sun);color:var(--ink)}.nav-item .icon{font-size:20px}.main{flex:1;overflow-y:auto;padding:16px 20px 40px}.page-title{font-size:26px;margin:0 0 16px;color:var(--ink);text-shadow:0 2px 0 #fff}.card{background:var(--paper);border-radius:22px;padding:18px;box-shadow:var(--shadow);margin-bottom:16px}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.col{display:flex;flex-direction:column;gap:10px}.grow{flex:1}.tag{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--grass);color:#fff;font-size:12px;margin-right:6px}.topbar{display:flex;gap:16px;align-items:center;margin-bottom:14px}.sun-pill{background:var(--sun);border-radius:999px;padding:6px 16px;display:flex;align-items:center;gap:6px;font-size:18px;box-shadow:var(--shadow)}.warn-pill{background:var(--danger);color:#fff;border-radius:999px;padding:6px 16px;font-size:14px;box-shadow:var(--shadow)}.board{display:flex;flex-direction:column;gap:8px;background:linear-gradient(180deg,#6ab04c,#4a8f3a);border:6px solid #8a5a2b;border-radius:20px;padding:12px}.board-row{display:grid;grid-template-columns:70px repeat(6,1fr) 70px;gap:6px;align-items:center}.cell{height:64px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:30px;position:relative}.cell.base{background:#c8a06a;border:2px dashed #8a5a2b}.cell.slot{background:#ffffff40;border:2px dashed rgba(255,255,255,.5);cursor:pointer}.cell.slot:hover{background:#fff6}.cell.zombie-col{background:#2b2b2b;border:2px solid #111}.cell .plant{animation:sway 2.5s ease-in-out infinite}.cell .zombie{animation:walk 1.2s ease-in-out infinite}@keyframes sway{0%,to{transform:rotate(-6deg)}50%{transform:rotate(6deg)}}@keyframes walk{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes spin-pop{0%{transform:scale(0) rotate(0)}to{transform:scale(1) rotate(360deg)}}.celebrate{animation:spin-pop .6s ease-out}.tianzi{width:140px;height:140px;background:#fff;border:3px solid #d9a13b;position:relative;display:flex;align-items:center;justify-content:center;font-size:70px;font-family:楷体,KaiTi,serif;color:var(--ink);border-radius:8px}.tianzi:before,.tianzi:after{content:"";position:absolute;background:#f0c14b}.tianzi:before{left:50%;top:0;bottom:0;width:1px}.tianzi:after{top:50%;left:0;right:0;height:1px}.numpad{display:grid;grid-template-columns:repeat(3,64px);gap:8px}.numpad button{height:64px;font-size:24px;border-radius:14px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.grid6{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.tile{background:#fff;border-radius:16px;padding:14px;text-align:center;box-shadow:var(--shadow);cursor:pointer;transition:transform .1s}.tile:hover{transform:translateY(-2px)}.tile .big{font-size:32px}.tile .sub{font-size:13px;color:#888}.progress{height:16px;background:#eee;border-radius:999px;overflow:hidden}.progress>i{display:block;height:100%;background:var(--grass-dark)}.toast{position:fixed;top:16px;left:50%;transform:translate(-50%);background:var(--sun);padding:12px 22px;border-radius:16px;box-shadow:var(--shadow);font-weight:700;z-index:99;animation:spin-pop .3s ease-out}input,select{font-family:inherit;padding:8px 12px;border-radius:10px;border:2px solid #d9a13b;font-size:15px;background:#fff}label{font-weight:600}.fade-in{animation:fade .4s ease}@keyframes fade{0%{opacity:0;transform:translateY(8px)}to{opacity:1}}.scroll{overflow-y:auto;max-height:60vh}.empty{text-align:center;color:#999;padding:30px}.brand{display:none}@media (max-width: 900px){body{overflow-x:hidden}.app{flex-direction:column}.sidebar{width:100%;flex-direction:row;overflow-x:auto;overflow-y:hidden;border-right:none;border-top:4px solid #4a2f15;position:fixed;bottom:0;left:0;right:0;z-index:50;padding:6px 8px;padding-bottom:calc(6px + env(safe-area-inset-bottom));gap:2px;-webkit-overflow-scrolling:touch}.sidebar::-webkit-scrollbar{height:4px}.sidebar .logo{display:none}.nav-item{flex-direction:column;width:auto;min-width:60px;flex:0 0 auto;font-size:11px;padding:6px 4px;border-radius:12px}.nav-item .icon{font-size:22px}.brand{display:block;font-size:18px;font-weight:700;color:var(--ink);text-shadow:0 2px 0 #fff;margin-right:auto}.topbar{position:sticky;top:0;z-index:20;flex-wrap:wrap;gap:8px;background:#fff8e7eb;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:8px 10px;padding-top:calc(8px + env(safe-area-inset-top));margin:-10px -10px 12px;border-radius:0 0 16px 16px}.sun-pill,.warn-pill{font-size:14px;padding:5px 12px}.main{flex:1;width:100%;padding:10px 10px 100px;overflow-y:auto}.page-title{font-size:20px;margin-bottom:10px}.card{padding:12px;border-radius:18px}.grid3,.grid4,.grid6{grid-template-columns:repeat(2,1fr);gap:10px}.tile{padding:10px}.tile .big{font-size:26px}.board{padding:6px;border-width:4px;border-radius:14px;overflow-x:auto}.board-row{grid-template-columns:32px repeat(6,1fr) 32px;gap:3px}.cell{height:40px;font-size:20px;border-radius:7px}.tianzi{width:76px;height:76px;font-size:38px}.numpad{grid-template-columns:repeat(3,56px);gap:6px}.numpad button{height:52px;font-size:20px;border-radius:12px}input,select{font-size:14px;padding:7px 10px}button{padding:8px 14px;font-size:14px;border-radius:14px}.row{gap:8px}}@media (max-width: 380px){.nav-item{min-width:52px;font-size:10px}.nav-item .icon{font-size:20px}.board-row{grid-template-columns:26px repeat(6,1fr) 26px}.cell{height:34px;font-size:17px}.grid3,.grid4,.grid6{grid-template-columns:repeat(2,1fr)}}