/* ============================================================
   脑洞茶蛋 · base.css —— 全局通用 + 首页 + 登录注册
   ============================================================ */
:root{
  --paper:#f2e2c4; --paper2:#ead6b0; --ink:#4a3320; --line:#3a2a1c;
  --yellow:#ffd94d; --cream:#fdf6e3; --note:#fffbe9;
  --green:#a5d68f; --red:#d3766f; --blue:#6f9bd9; --orange:#c96a1d;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;overflow:hidden}
body{background:#c9a876;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);user-select:none;-webkit-user-select:none}
.app{position:relative;width:min(480px,100vw);height:100dvh;margin:0 auto;background:var(--paper);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 0 40px #0003}
input,button{font-family:inherit}
/* 纸纹理 + 暗角 */
.paperTex{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(#0000000a 1.2px,transparent 1.2px),radial-gradient(#8a6a420d 1px,transparent 1px);background-size:17px 17px,23px 23px;background-position:0 0,8px 11px;z-index:0}
.vig{position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 70px #8a6a4230;z-index:0}
/* ==== 通用组件 ==== */
.wb{border:3px solid var(--ink);border-radius:16px 20px 15px 21px/20px 15px 21px 16px}
.btn{position:relative;background:var(--yellow);color:var(--ink);font-weight:900;border:3px solid var(--ink);border-radius:18px 22px 16px 24px/22px 16px 24px 18px;box-shadow:0 5px 0 #4a332055;cursor:pointer;letter-spacing:3px;transition:transform .08s}
.btn:active{transform:translateY(4px);box-shadow:0 1px 0 #4a332055}
.btn.white{background:var(--cream)}
.btn.green{background:var(--green)}
.btn.red{background:#ffb3a7}
.btn[disabled]{opacity:.5;pointer-events:none}
.ib{width:44px;height:44px;border-radius:50%;background:var(--cream);border:3px solid var(--ink);font-size:18px;font-weight:900;color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.ib:active{transform:scale(.92)}
.input{width:100%;background:var(--note);border:3px solid var(--ink);border-radius:14px;padding:13px 14px;font-size:16px;color:var(--ink);font-weight:700;outline:none}
.input:focus{border-color:var(--orange);box-shadow:0 0 0 3px #ffd94d55}
.input::placeholder{color:#b39b74;font-weight:600}
.topbar{display:flex;align-items:center;gap:10px;padding:calc(14px + env(safe-area-inset-top)) 14px 10px;z-index:5;flex:0 0 auto}
.tt{flex:1;text-align:center;font-size:20px;font-weight:900;letter-spacing:2px}
.coin{display:flex;align-items:center;gap:4px;background:var(--cream);border:3px solid var(--ink);border-radius:20px;padding:5px 12px;font-weight:900;font-size:14px}
/* 弹窗 / toast */
.modal-root{position:absolute;inset:0;background:#00000055;display:none;align-items:center;justify-content:center;z-index:200;padding:24px}
.modal-root.on{display:flex}
.mbox{width:min(88vw,350px);max-height:82dvh;overflow-y:auto;background:var(--cream);border:4px solid var(--ink);border-radius:24px 28px 20px 30px;padding:24px 20px;text-align:center;animation:mpop .28s cubic-bezier(.2,.9,.3,1.4);position:relative}
@keyframes mpop{from{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}
.mbox h3{font-size:22px;margin-bottom:10px;letter-spacing:2px}
.mbox p{font-size:14px;line-height:1.7;color:#6a4c2c;font-weight:700}
.mbtns{display:flex;gap:12px;justify-content:center;margin-top:18px;flex-wrap:wrap}
.mbtns .btn{min-width:112px;height:46px;font-size:15px}
.toast{position:absolute;bottom:110px;left:50%;transform:translateX(-50%);background:#4a3320ee;color:#ffe9a8;padding:9px 18px;border-radius:14px;font-weight:800;font-size:13px;z-index:300;display:none;white-space:nowrap;max-width:88vw;overflow:hidden;text-overflow:ellipsis}
.err-tip{min-height:20px;font-size:13px;font-weight:800;color:#c0392b;margin-top:8px}
.shake{animation:shk .4s}
@keyframes shk{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
/* ==== 茶蛋角色 ==== */
.egg{cursor:pointer}
.egg svg{display:block;width:100%;height:auto}
.egg .fc{display:none}
.egg.e-normal .f-n{display:block}.egg.e-happy .f-h{display:block}.egg.e-shock .f-s{display:block}
.egg.e-sleep .f-sl{display:block}.egg.e-grump .f-g{display:block}.egg.e-laugh .f-l{display:block}
.egg.pop{animation:eggPop .5s}
@keyframes eggPop{0%{transform:scale(1)}30%{transform:scale(1.15,.85)}60%{transform:scale(.9,1.12)}100%{transform:scale(1)}}
/* ==== 首页 ==== */
.home{flex:1;display:flex;flex-direction:column;align-items:center;position:relative;z-index:2;overflow:hidden}
.h-top{position:absolute;top:calc(10px + env(safe-area-inset-top));right:14px;display:flex;gap:8px;align-items:center;z-index:5}
.h-me{background:var(--cream);border:3px solid var(--ink);border-radius:18px;padding:6px 12px;font-weight:900;font-size:12px;cursor:pointer}
.h-title-wrap{position:relative;margin-top:calc(64px + env(safe-area-inset-top));z-index:3}
.h-title{font-size:54px;font-weight:900;letter-spacing:6px}
.h-title span{display:inline-block;color:var(--c,#fff3d6);-webkit-text-stroke:3px var(--line);text-shadow:0 5px 0 #4a332066,0 9px 12px #4a332033;animation:titleBounce 1.8s ease-in-out infinite}
.h-title span:nth-child(2){animation-delay:.13s}
.h-title span:nth-child(3){animation-delay:.26s}
.h-title span:nth-child(4){animation-delay:.39s}
@keyframes titleBounce{0%,100%{transform:translateY(0) rotate(var(--r,0deg)) scale(1)}32%{transform:translateY(-14px) rotate(var(--r,0deg)) scale(1.07,1.05)}52%{transform:translateY(3px) rotate(var(--r,0deg)) scale(.96,1.03)}70%{transform:translateY(-3px) rotate(var(--r,0deg)) scale(1)}}
.steam{position:absolute;top:-30px;left:50%;transform:translateX(-50%);display:flex;gap:16px;z-index:1}
.steam i{width:8px;height:22px;border:2.5px solid #b39b74;border-bottom:none;border-radius:60% 60% 0 0;opacity:0;animation:steamUp 2.4s ease-in-out infinite}
.steam i:nth-child(2){height:28px;animation-delay:.55s}
.steam i:nth-child(3){animation-delay:1.1s}
@keyframes steamUp{0%{opacity:0;transform:translateY(8px) scaleY(.5)}35%{opacity:.65}100%{opacity:0;transform:translateY(-14px) scaleY(1.2)}}
.twinkle{position:absolute;font-size:20px;animation:twk 2.1s ease-in-out infinite;pointer-events:none}
.t1{left:-38px;top:-4px}.t2{right:-42px;top:14px;animation-delay:.7s}.t3{right:-14px;top:-26px;font-size:17px;animation-delay:1.35s}
@keyframes twk{0%,100%{opacity:.25;transform:scale(.65) rotate(0)}50%{opacity:1;transform:scale(1.2) rotate(16deg)}}
.h-slogan{margin-top:14px;font-size:16px;font-weight:800;color:#7a5a35;letter-spacing:4px;z-index:3}
.h-eggzone{position:relative;margin-top:26px;z-index:3}
.h-egg{width:164px;position:relative;animation:eggWobble 3.2s ease-in-out infinite}
@keyframes eggWobble{0%,100%{transform:translateY(0) rotate(-2.5deg) scale(1,1)}25%{transform:translateY(-11px) rotate(2.5deg) scale(1.02,.98)}50%{transform:translateY(0) rotate(-2deg) scale(1,1)}75%{transform:translateY(-5px) rotate(2deg) scale(.99,1.01)}}
.home-bub{position:absolute;left:154px;top:2px;background:var(--note);border:2.5px solid var(--ink);border-radius:14px 14px 14px 3px;padding:6px 12px;font-weight:800;font-size:13px;opacity:0;transform:scale(.4) translateY(10px);transition:all .32s cubic-bezier(.2,.9,.3,1.6);pointer-events:none;white-space:nowrap;z-index:6;box-shadow:0 3px 0 #4a332022}
.home-bub.show{opacity:1;transform:scale(1) translateY(0)}
.giggle{animation:gig .55s!important}
@keyframes gig{0%,100%{transform:rotate(0) scale(1,1)}20%{transform:rotate(-8deg) scale(1.04,.95)}45%{transform:rotate(7deg) scale(.96,1.05)}70%{transform:rotate(-5deg)}85%{transform:rotate(3deg)}}
.heartfly{position:absolute;top:36px;font-size:16px;pointer-events:none;z-index:7;animation:hf 1.25s ease-out forwards}
@keyframes hf{0%{opacity:0;transform:translateY(12px) scale(.4)}18%{opacity:1}100%{opacity:0;transform:translateY(-78px) translateX(16px) scale(1.25)}}
.h-leaf{position:absolute;font-size:22px;opacity:.7;animation:leafFall linear infinite;z-index:1;pointer-events:none}
@keyframes leafFall{0%{transform:translateY(-30px) rotate(0)}100%{transform:translateY(105dvh) rotate(300deg)}}
#btnPlay{width:min(64vw,250px);height:62px;font-size:24px;margin-top:30px;z-index:3}
.h-bar{display:flex;gap:16px;margin-top:auto;margin-bottom:calc(26px + env(safe-area-inset-bottom));z-index:3}
.h-btn{width:78px;height:82px;background:var(--cream);border:3px solid var(--ink);border-radius:16px 20px 15px 21px/20px 15px 21px 16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;font-weight:900;font-size:13px;cursor:pointer;color:var(--ink)}
.h-btn:active{transform:translateY(3px)}
.h-btn .ic{font-size:27px}
/* ==== 登录 / 注册 ==== */
.auth-wrap{flex:1;display:flex;flex-direction:column;align-items:center;padding:0 34px;z-index:3;position:relative;overflow-y:auto}
.welcome{margin-top:calc(56px + env(safe-area-inset-top));font-size:32px;font-weight:900;letter-spacing:3px;position:relative;animation:wob 2.2s infinite}
@keyframes wob{0%,100%{transform:rotate(-1deg)}50%{transform:rotate(1.5deg)}}
.welcome::before,.welcome::after{content:"(( ";color:var(--orange);font-size:22px;position:absolute;top:6px}
.welcome::before{left:-40px}
.welcome::after{content:" ))";right:-40px}
.reg-title{margin-top:calc(52px + env(safe-area-inset-top));font-size:34px;font-weight:900;letter-spacing:4px}
.reg-title::before{content:"✦ ";color:var(--orange);font-size:20px}
.reg-title::after{content:" ✦";color:var(--orange);font-size:20px}
.chick{margin-top:24px;width:118px;animation:eggWobble 2.6s infinite}
.auth-form{width:100%;margin-top:24px;display:flex;flex-direction:column;gap:14px}
.auth-main{height:58px;font-size:20px;margin-top:8px;width:100%}
.auth-sub{margin-top:14px;font-size:14px;font-weight:800;color:#7a5a35;text-align:center}
.auth-sub b{color:var(--orange);cursor:pointer;text-decoration:underline}
.agree{margin-top:auto;margin-bottom:calc(24px + env(safe-area-inset-bottom));font-size:11px;color:#9b8358;font-weight:700;padding-top:20px}
.agree b{color:#7a5a35}
.pw-row{position:relative}
.pw-row .eye{position:absolute;right:14px;top:50%;transform:translateY(-50%);cursor:pointer;font-size:18px;opacity:.6}
/* 小屏压缩 */
@media (max-height:760px){
  .h-title{font-size:44px}
  .h-title-wrap{margin-top:calc(44px + env(safe-area-inset-top))}
  .h-egg{width:128px}
  .home-bub{left:120px}
  #btnPlay{margin-top:18px;height:56px;font-size:21px}
  .h-btn{width:70px;height:74px}
  .welcome{margin-top:calc(36px + env(safe-area-inset-top));font-size:28px}
  .reg-title{margin-top:calc(34px + env(safe-area-inset-top));font-size:29px}
  .chick{width:96px;margin-top:14px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}