/* ============================================================
   智懒 AI 复刻 · 视觉系统
   参考：白底 + 紫主色 + 深藏青预览区
   ============================================================ */
:root{
  --purple:#6C5CE7;
  --purple-deep:#5A49DB;
  --purple-soft:#EEEBFF;
  --purple-line:#DAD5FF;

  --ink:#1D1F2C;
  --ink-2:#4A4F63;
  --ink-3:#8A90A6;
  --ink-4:#B4B9C9;

  --bg:#F6F6FB;
  --card:#FFFFFF;
  --line:#ECECF4;
  --line-2:#E3E3EE;

  --navy:#171C3A;
  --navy-2:#232A4D;
  --navy-3:#2C3460;

  --ok:#18A957;
  --warn:#F2A93B;
  --danger:#E8503A;

  --r-lg:16px;
  --r-md:12px;
  --r-sm:8px;

  --sh-sm:0 1px 2px rgba(24,28,50,.04);
  --sh-md:0 6px 22px rgba(24,28,50,.07);
  --sh-lg:0 18px 46px rgba(24,28,50,.14);

  --side-w:212px;
  --top-h:56px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:14px/1.55 "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#D9DAE6;border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:#C3C5D6}
::-webkit-scrollbar-track{background:transparent}

/* ================= 顶栏 ================= */
.topbar{
  position:sticky;top:0;z-index:60;height:var(--top-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 20px 0 18px;background:#fff;border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px}
.logo-mark{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#7A6BF0,#5A49DB);color:#fff;
  box-shadow:0 4px 10px rgba(108,92,231,.28);
}
.logo-mark svg{width:17px;height:17px}
.brand-name{font-size:16px;font-weight:600;letter-spacing:.2px}
.brand-name b{font-weight:800;color:var(--purple)}
.brand-slogan{font-size:11.5px;color:var(--ink-4);margin-left:6px;letter-spacing:.3px}

.topbar-right{display:flex;align-items:center;gap:8px}
.tbtn{
  height:30px;padding:0 12px;border:1px solid transparent;background:transparent;
  color:var(--ink-2);font-size:12.5px;border-radius:var(--r-sm);cursor:pointer;
  transition:.15s;
}
.tbtn:hover{background:#F4F4FA;color:var(--ink)}
.tbtn-primary{
  border-color:var(--purple-line);color:var(--purple);background:var(--purple-soft);
  font-weight:500;
}
.tbtn-primary:hover{background:#E4DFFF;color:var(--purple-deep)}
.credits-pill{
  height:28px;display:inline-flex;align-items:center;gap:4px;padding:0 11px;
  border-radius:99px;background:#FAF7EA;color:#A5822B;font-size:12px;
  border:1px solid #F0E6C8;
}
.credits-pill b{font-weight:700}
.user-chip{
  display:flex;align-items:center;gap:7px;height:32px;padding:0 9px 0 5px;
  border-radius:99px;cursor:pointer;transition:.15s;font-size:12.5px;color:var(--ink-2);
}
.user-chip:hover{background:#F4F4FA}
.avatar{
  width:23px;height:23px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#B3A9F7,#7A6BF0);color:#fff;font-size:11px;font-weight:600;
}
.chev{width:11px;height:11px;color:var(--ink-4)}

/* ================= 布局 ================= */
.shell{display:flex;min-height:calc(100vh - var(--top-h))}

/* ================= 侧栏 ================= */
.sidebar{
  width:var(--side-w);flex:0 0 var(--side-w);background:#fff;
  border-right:1px solid var(--line);padding:10px 10px 24px;
  position:sticky;top:var(--top-h);height:calc(100vh - var(--top-h));overflow-y:auto;
}
.nav-item{
  display:flex;align-items:center;gap:10px;height:40px;padding:0 10px;margin-bottom:2px;
  border-radius:10px;cursor:pointer;color:var(--ink-2);font-size:13.5px;
  transition:.15s;position:relative;user-select:none;
}
.nav-item svg{width:17px;height:17px;flex:0 0 17px;color:var(--ink-3);transition:.15s}
.nav-item:hover{background:#F6F6FB;color:var(--ink)}
.nav-item:hover svg{color:var(--ink-2)}
.nav-item.active{background:var(--purple-soft);color:var(--purple);font-weight:600}
.nav-item.active svg{color:var(--purple)}
.nav-item .badge{
  margin-left:auto;font-size:10px;padding:1px 5px;border-radius:5px;
  background:#F0F0F7;color:var(--ink-4);font-weight:400;
}
.nav-divider{height:1px;background:var(--line);margin:10px 6px}

/* ================= 视图 ================= */
.view{flex:1;min-width:0;padding:20px 22px 40px;max-width:100%}

.page-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.page-title{display:flex;align-items:center;gap:9px;font-size:19px;font-weight:700;letter-spacing:.2px}
.page-title .q{
  width:16px;height:16px;border-radius:50%;border:1px solid var(--line-2);
  color:var(--ink-4);font-size:10px;display:grid;place-items:center;cursor:help;font-weight:600;
}
.page-sub{font-size:12.5px;color:var(--ink-3);margin-top:5px}

/* ================= 按钮 ================= */
.btn{
  height:34px;padding:0 16px;border-radius:var(--r-sm);border:1px solid var(--line-2);
  background:#fff;color:var(--ink-2);font-size:13px;cursor:pointer;transition:.15s;
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
}
.btn:hover{border-color:var(--purple-line);color:var(--purple)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:disabled:hover{border-color:var(--line-2);color:var(--ink-2)}
.btn-primary{
  background:var(--purple);border-color:var(--purple);color:#fff;font-weight:500;
  box-shadow:0 3px 10px rgba(108,92,231,.24);
}
.btn-primary:hover{background:var(--purple-deep);border-color:var(--purple-deep);color:#fff}
.btn-primary:disabled{background:#C9C4F0;border-color:#C9C4F0;box-shadow:none}
.btn-ghost{background:transparent;border-color:transparent;color:var(--ink-3)}
.btn-ghost:hover{background:#F4F4FA;color:var(--ink)}
.btn-sm{height:28px;padding:0 11px;font-size:12px}
.link-btn{background:none;border:none;color:var(--ink-3);font-size:13px;cursor:pointer;padding:6px 10px;border-radius:6px}
.link-btn:hover{color:var(--ink);background:#F4F4FA}

/* ================= 卡片 ================= */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);
}
.card-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-bottom:1px solid var(--line);
}
.card-title{font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:7px}
.card-body{padding:16px}

/* ================= 表单通用 ================= */
.field{margin-bottom:15px}
.field-label{
  display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink-2);
  margin-bottom:7px;font-weight:500;
}
.field-label .opt{color:var(--ink-4);font-weight:400;font-size:11.5px}
.input,.textarea,.select{
  width:100%;border:1px solid var(--line-2);border-radius:var(--r-sm);
  padding:9px 11px;font-size:13px;color:var(--ink);background:#fff;
  font-family:inherit;transition:.15s;outline:none;
}
.input:focus,.textarea:focus,.select:focus{border-color:var(--purple);box-shadow:0 0 0 3px rgba(108,92,231,.1)}
.textarea{resize:vertical;min-height:86px;line-height:1.6}
.select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%238A90A6' stroke-width='1.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;background-size:11px;padding-right:28px;
}
.select-mini{height:30px;padding:5px 26px 5px 10px;font-size:12.5px}
.hint{font-size:11.5px;color:var(--ink-4);margin-top:6px;line-height:1.5}
.row{display:flex;gap:10px}
.row > *{flex:1;min-width:0}

/* 分段控件 */
.seg{display:inline-flex;padding:3px;background:#F4F4FA;border-radius:9px;gap:2px}
.seg button{
  height:26px;padding:0 13px;border:none;background:transparent;border-radius:7px;
  font-size:12.5px;color:var(--ink-3);cursor:pointer;transition:.15s;
}
.seg button.on{background:#fff;color:var(--purple);font-weight:600;box-shadow:0 1px 3px rgba(24,28,50,.09)}

/* 标签选择器 */
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  padding:6px 11px;border:1px solid var(--line-2);border-radius:99px;
  font-size:12.5px;color:var(--ink-2);cursor:pointer;transition:.15s;background:#fff;
}
.chip:hover{border-color:var(--purple-line);color:var(--purple)}
.chip.on{background:var(--purple-soft);border-color:var(--purple-line);color:var(--purple);font-weight:500}

/* 上传区 */
.uploader{
  border:1.5px dashed var(--line-2);border-radius:var(--r-md);background:#FCFCFE;
  padding:22px 16px;text-align:center;cursor:pointer;transition:.15s;
}
.uploader:hover{border-color:var(--purple-line);background:#FAF9FF}
.uploader .up-ico{font-size:22px;color:var(--purple);opacity:.75}
.uploader .up-t{font-size:13px;color:var(--ink-2);margin-top:7px;font-weight:500}
.uploader .up-s{font-size:11.5px;color:var(--ink-4);margin-top:4px}

.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(78px,1fr));gap:9px;margin-top:12px}
.thumb{
  position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;
  background:#F2F2F8;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-4);font-size:11px;
}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb .del{
  position:absolute;top:3px;right:3px;width:17px;height:17px;border-radius:50%;
  background:rgba(0,0,0,.55);color:#fff;font-size:11px;display:grid;place-items:center;
  cursor:pointer;opacity:0;transition:.15s;
}
.thumb:hover .del{opacity:1}

/* 空状态 */
.empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:40px 20px;color:var(--ink-4);text-align:center;gap:8px;
}
.empty .e-ico{font-size:26px;opacity:.5}
.empty .e-t{font-size:12.5px}

/* ================= 引导浮层（锚定目标 + 挖洞变暗） ================= */
.guide-layer{position:fixed;inset:0;z-index:200;pointer-events:none}
.guide-layer[hidden]{display:none}

.guide-scrim{
  position:absolute;background:rgba(20,24,44,.46);transition:all .26s ease;
  opacity:0;pointer-events:none;
}
.guide-scrim.on{opacity:1}
.guide-scrim[hidden]{display:none}

.guide-hole{
  position:absolute;border:1.5px solid var(--purple);border-radius:12px;
  box-shadow:0 0 0 3px rgba(108,92,231,.16);
  transition:all .26s cubic-bezier(.22,.8,.3,1);pointer-events:none;
  opacity:0;
}
.guide-hole.on{opacity:1}

.guide-card{
  position:absolute;width:330px;background:#fff;border-radius:13px;padding:15px 17px 13px;
  box-shadow:0 20px 50px rgba(12,16,40,.28);
  transition:all .26s cubic-bezier(.22,.8,.3,1);pointer-events:auto;
  opacity:0;transform:translateY(4px);
}
.guide-card.on{opacity:1;transform:none}
.guide-card.center{top:50%;left:50%;transform:translate(-50%,-50%)}
.guide-card.center.on{transform:translate(-50%,-50%)}

.guide-card::after{
  content:"";position:absolute;width:12px;height:12px;background:#fff;
  transform:rotate(45deg);border-radius:2px;
}
.guide-card.arrow-up::after{top:-5px;left:34px;box-shadow:-2px -2px 4px rgba(12,16,40,.05)}
.guide-card.arrow-down::after{bottom:-5px;left:34px;box-shadow:2px 2px 4px rgba(12,16,40,.05)}
.guide-card.arrow-none::after{display:none}

.guide-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:7px}
.guide-stepno{font-size:11.5px;color:var(--ink-4);letter-spacing:.3px}
.guide-x{
  border:none;background:none;color:var(--ink-4);font-size:15px;line-height:1;
  cursor:pointer;padding:2px 3px;border-radius:4px;
}
.guide-x:hover{background:#F4F4FA;color:var(--ink-2)}
.guide-title{font-size:15.5px;font-weight:700;margin:0 0 8px;letter-spacing:.2px}
.guide-desc{font-size:12.6px;color:var(--ink-2);line-height:1.75;margin:0 0 14px;white-space:pre-line}
.guide-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.guide-nav{display:flex;gap:7px}
.guide-foot .btn{height:30px;padding:0 15px;border-radius:7px;font-size:12.5px}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}

/* ================= 弹窗 ================= */
.modal-mask{
  position:fixed;inset:0;z-index:180;background:rgba(20,24,44,.4);
  display:grid;place-items:center;animation:fadeIn .16s;
}
.modal-mask[hidden]{display:none}
.modal{width:420px;max-height:90vh;display:flex;flex-direction:column;background:#fff;border-radius:14px;box-shadow:var(--sh-lg);animation:popIn .2s;overflow:hidden}
.modal-head{padding:16px 20px 0;font-size:15px;font-weight:600;flex:none}
.modal-body{padding:12px 20px 18px;font-size:13px;color:var(--ink-2);line-height:1.7;overflow:auto;flex:1;min-height:0}
.modal-foot{padding:0 20px 16px;display:flex;justify-content:flex-end;gap:8px;flex:none}

/* ================= Toast ================= */
.toast-wrap{position:fixed;top:68px;left:50%;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{
  padding:9px 16px;background:#22273F;color:#fff;border-radius:9px;font-size:12.5px;
  box-shadow:0 8px 24px rgba(12,16,40,.24);animation:popIn .18s;
}
.toast.ok{background:#127A45}
.toast.warn{background:#8A6114}

/* ================= 深色预览区 ================= */
.preview-panel{
  background:var(--navy);border-radius:var(--r-lg);position:relative;
  display:grid;place-items:center;overflow:hidden;min-height:440px;
}
.preview-panel::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 50% 40%,rgba(108,92,231,.16),transparent 70%);
  pointer-events:none;
}
.preview-tag{
  position:absolute;top:13px;right:15px;font-size:11.5px;color:#8E96BA;
  display:flex;align-items:center;gap:6px;
}
.preview-tag .dot{width:5px;height:5px;border-radius:50%;background:#5A6288}
.preview-inner{text-align:center;z-index:1;padding:20px}
.preview-shot{
  width:250px;height:150px;margin:0 auto 18px;border-radius:10px;
  background:var(--navy-2);border:1px solid var(--navy-3);
  display:grid;place-items:center;color:#5D668E;font-size:12px;
  position:relative;overflow:hidden;
}
.preview-shot .play{
  width:34px;height:34px;border-radius:50%;background:rgba(108,92,231,.85);
  display:grid;place-items:center;color:#fff;font-size:12px;
}
.preview-title{color:#E8EAFA;font-size:14px;font-weight:600;margin-bottom:6px}
.preview-sub{color:#767FA8;font-size:12px}

/* ================= 表格 ================= */
.tbl{width:100%;border-collapse:collapse;font-size:12.5px}
.tbl th{
  text-align:left;font-weight:500;color:var(--ink-3);font-size:11.5px;
  padding:8px 10px;border-bottom:1px solid var(--line);background:#FBFBFE;white-space:nowrap;
}
.tbl td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2);word-break:break-word}
.tbl tr:last-child td{border-bottom:none}
.tbl td[contenteditable]:focus{
  outline:none;background:#FAF9FF;box-shadow:inset 0 0 0 1px var(--purple-line);border-radius:4px;
}

/* ================= 通用小件 ================= */
.tagline{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;color:var(--ink-3)}
.tag{
  display:inline-block;padding:1px 7px;border-radius:5px;font-size:11px;
  background:#F2F2F8;color:var(--ink-3);
}
.tag.p{background:var(--purple-soft);color:var(--purple)}
.tag.g{background:#E8F7EE;color:var(--ok)}
.tag.w{background:#FDF3E2;color:#A5822B}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.flex-between{display:flex;align-items:center;justify-content:space-between}

@media (max-width:1180px){
  :root{--side-w:64px}
  .nav-item span.lbl{display:none}
  .nav-item{justify-content:center;padding:0}
  .brand-slogan{display:none}
}