/* ============ 糖果工厂 — 等距 3D 色块风 ============ */
:root{
  --bg:#fdf0f4;
  --pink:#ff7eb0;
  --pink-deep:#e85590;
  --mint:#4ecdc4;
  --mint-deep:#2ba69e;
  --lemon:#ffd93d;
  --lemon-deep:#e8b823;
  --berry:#6c5ce7;
  --berry-deep:#5244c4;
  --ink:#4a3b52;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  background:var(--bg);
  background-image:radial-gradient(rgba(255,126,176,.1) 2px,transparent 2px);
  background-size:38px 38px;
  color:var(--ink);
  font-family:"Varela Round","Microsoft YaHei","PingFang SC",sans-serif;
  min-height:100vh;
  padding:44px clamp(14px,4vw,50px) 0;
  overflow-x:hidden;
}

/* ---------- 头部 ---------- */
.factory-head{
  display:flex;align-items:center;gap:22px;
  max-width:900px;margin:0 auto 44px;
}
.candy-logo{display:flex;gap:7px;align-items:flex-end}
.candy-logo i{
  width:22px;border-radius:50% 50% 50% 0;
  display:block;
}
.candy-logo i:nth-child(1){height:26px;background:var(--pink);transform:rotate(-8deg)}
.candy-logo i:nth-child(2){height:38px;background:var(--mint);transform:rotate(4deg)}
.candy-logo i:nth-child(3){height:30px;background:var(--lemon);transform:rotate(-4deg)}
.kicker{
  font-size:11px;letter-spacing:.4em;
  color:#b58fa8;
}
.factory-head h1{
  font-size:clamp(32px,5vw,48px);
  letter-spacing:.1em;
  margin:6px 0 8px;
  color:var(--pink-deep);
}
.lead{font-size:14px;color:#9a7d94;letter-spacing:.1em}

/* ---------- 车间 ---------- */
.factory-floor{
  max-width:900px;
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(215px,1fr));
  gap:44px 26px;
  padding-bottom:70px;
}

/* ---------- 等距厂房 ---------- */
.iso{
  position:relative;
  height:170px;
  cursor:pointer;
  border:none;
  background:transparent;
  font-family:inherit;
  padding:0;
}
.iso .cube{
  position:absolute;
  left:50%;bottom:24px;
  width:120px;height:100px;
  transform:translateX(-50%);
  transition:transform .25s;
}
.iso:hover .cube{transform:translateX(-50%) translateY(-10px)}
.iso:active .cube{transform:translateX(-50%) translateY(-4px)}
.face{
  position:absolute;
  width:120px;height:100px;
}
.face.top{
  height:120px;
  transform:rotateX(60deg) rotateZ(45deg) translateZ(0);
}
.face.left{
  transform:rotateX(60deg) rotateZ(45deg) translateZ(-38px) translateY(-38px) scaleX(.865);
}
.face.right{
  transform:rotateX(60deg) rotateZ(45deg) translateZ(38px) translateY(38px) scaleX(.865);
}
/* 配色变体 */
.v-pink .top{background:var(--pink)}
.v-pink .left{background:var(--pink-deep)}
.v-pink .right{background:#f7689f}
.v-mint .top{background:var(--mint)}
.v-mint .left{background:var(--mint-deep)}
.v-mint .right{background:#3db8af}
.v-lemon .top{background:var(--lemon)}
.v-lemon .left{background:var(--lemon-deep)}
.v-lemon .right{background:#eec731}
.v-berry .top{background:var(--berry)}
.v-berry .left{background:var(--berry-deep)}
.v-berry .right{background:#5e50d6}
/* 顶面装饰糖点 */
.face.top::after{
  content:"";
  position:absolute;
  width:16px;height:16px;border-radius:50%;
  background:rgba(255,255,255,.65);
  top:30%;left:60%;
}
/* 标签 */
.iso-label{
  position:absolute;left:50%;bottom:-14px;
  transform:translateX(-50%);
  text-align:center;
  width:100%;
}
.iso-label .nm{
  display:block;
  font-size:17px;font-weight:bold;
  letter-spacing:.08em;
}
.v-pink .nm{color:var(--pink-deep)}
.v-mint .nm{color:var(--mint-deep)}
.v-lemon .nm{color:#b8921a}
.v-berry .nm{color:var(--berry-deep)}
.iso-label .ds{
  display:block;
  font-size:11px;
  color:#9a7d94;
  margin-top:4px;
  line-height:1.5;
}
.iso-no{
  position:absolute;top:-6px;right:6px;
  font-size:10px;font-weight:bold;
  color:#c4a8bd;
  letter-spacing:.2em;
}

/* ---------- 传送带 ---------- */
.belt{
  height:34px;
  background:#e4d3dc;
  border-top:3px solid #cbb7c4;
  overflow:hidden;
}
.belt-strip{
  display:flex;gap:26px;
  width:max-content;
  padding:6px 0;
  animation:beltmove 7s linear infinite;
}
.belt-strip i{
  width:18px;height:14px;border-radius:4px;
  display:block;
}
.belt-strip i:nth-child(4n+1){background:var(--pink)}
.belt-strip i:nth-child(4n+2){background:var(--mint)}
.belt-strip i:nth-child(4n+3){background:var(--lemon)}
.belt-strip i:nth-child(4n+4){background:var(--berry)}
@keyframes beltmove{to{transform:translateX(-176px)}}

/* ---------- 机器浮层 ---------- */
.machine{
  position:fixed;inset:0;
  background:rgba(74,59,82,.4);
  display:flex;align-items:center;justify-content:center;
  padding:18px;
  z-index:40;
}
.machine[hidden]{display:none}
.machine-card{
  background:#fff;
  border-radius:24px;
  width:min(540px,100%);
  max-height:86vh;
  overflow-y:auto;
  box-shadow:0 24px 60px rgba(74,59,82,.3);
  padding:30px 28px 26px;
  animation:drop .3s cubic-bezier(.2,1.4,.4,1);
}
@keyframes drop{from{transform:translateY(-40px);opacity:0}}
.mc-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:18px;
}
.mc-head h2{
  font-size:21px;font-weight:bold;
  letter-spacing:.06em;
}
.mc-close{
  width:34px;height:34px;
  border:none;border-radius:50%;
  background:#f4e6ee;
  color:var(--pink-deep);
  font-size:15px;
  cursor:pointer;
}
.mc-close:hover{background:var(--pink);color:#fff}

/* ---------- 表单 ---------- */
.m-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.m-field{flex:1;min-width:140px}
.m-field label{
  display:block;
  font-size:11px;letter-spacing:.2em;
  color:#b58fa8;
  margin-bottom:6px;
}
.m-input,.m-select,.m-textarea{
  width:100%;
  border:2px solid #f0d9e5;
  border-radius:12px;
  background:#fdf7fa;
  padding:9px 13px;
  font-size:14px;
  color:var(--ink);
  font-family:inherit;
  outline:none;
  transition:border-color .2s;
}
.m-input:focus,.m-textarea:focus,.m-select:focus{border-color:var(--pink)}
.m-textarea{min-height:110px;resize:vertical;line-height:1.6}
.m-btn{
  border:none;
  border-radius:100px;
  background:var(--pink-deep);
  color:#fff;
  font-family:inherit;
  font-size:14px;font-weight:bold;
  letter-spacing:.2em;
  padding:11px 30px;
  cursor:pointer;
  box-shadow:0 6px 16px rgba(232,85,144,.35);
  transition:transform .15s,box-shadow .15s;
}
.m-btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(232,85,144,.45)}
.m-btn:active{transform:translateY(0)}
.m-btn.alt{background:var(--mint-deep);box-shadow:0 6px 16px rgba(43,166,158,.35)}
.m-out{
  background:#fdf7fa;
  border:2px dashed #e8c3d6;
  border-radius:16px;
  padding:16px 18px;
  font-size:14px;
  line-height:1.9;
}
.m-out .sweet{color:var(--pink-deep);font-weight:bold;font-size:17px}
.m-out .minty{color:var(--mint-deep);font-weight:bold;font-size:17px}

@media (max-width:560px){
  .factory-floor{grid-template-columns:1fr 1fr;gap:36px 14px}
  .iso .cube{width:100px;height:84px}
  .face{width:100px;height:84px}
  .face.top{height:100px}
  .iso-label .nm{font-size:14px}
}