/* ══════════════════════════════════════════════════════════
   杨家雅居 · AI 装修顾问 对话窗样式
   ══════════════════════════════════════════════════════════ */
:root{
  --aiw-gold:#b5810d;
  --aiw-gold-d:#8a5f0a;
  --aiw-ink:#2b2118;
  --aiw-ink2:#6b5d4b;
  --aiw-bg:#fffdf8;
  --aiw-line:#e8e0d0;
  --aiw-ai-bg:#f7f1e2;
  --aiw-user-bg:linear-gradient(135deg,#c99a2e,#a5760f);
  --aiw-radius:16px;
}
#aiw-root *{box-sizing:border-box;margin:0;padding:0}
#aiw-root{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;color:var(--aiw-ink)}

/* ── 悬浮按钮 ── */
#aiw-fab{
  position:fixed;right:22px;bottom:22px;z-index:2147483000;
  width:58px;height:58px;border-radius:50%;border:none;cursor:pointer;
  background:var(--aiw-user-bg);
  box-shadow:0 6px 20px rgba(90,60,5,.38), 0 2px 6px rgba(90,60,5,.25);
  color:#fff;font-size:26px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  transition:transform .18s ease, box-shadow .18s ease;
  -webkit-tap-highlight-color:transparent;
}
#aiw-fab:hover{transform:scale(1.07);box-shadow:0 8px 26px rgba(90,60,5,.45)}
#aiw-fab:active{transform:scale(.96)}
#aiw-fab .aiw-pulse{
  position:absolute;inset:0;border-radius:50%;
  border:2px solid rgba(181,129,13,.55);
  animation:aiwPulse 2.2s ease-out infinite;pointer-events:none;
}
@keyframes aiwPulse{0%{transform:scale(1);opacity:.9}70%{transform:scale(1.55);opacity:0}100%{opacity:0}}
#aiw-fab .aiw-fab-hint{
  position:absolute;right:68px;top:50%;transform:translateY(-50%);
  background:#fff;border:1px solid var(--aiw-line);border-radius:12px;
  padding:8px 12px;font-size:13px;color:var(--aiw-ink);
  box-shadow:0 4px 14px rgba(43,33,24,.14);white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
#aiw-fab .aiw-fab-hint::after{
  content:"";position:absolute;right:-5px;top:50%;transform:translateY(-50%) rotate(45deg);
  width:10px;height:10px;background:#fff;border-right:1px solid var(--aiw-line);border-top:1px solid var(--aiw-line);
}
#aiw-fab.aiw-hint .aiw-fab-hint{opacity:1}

/* ── 主面板 ── */
#aiw-panel{
  position:fixed;right:22px;bottom:90px;z-index:2147483001;
  width:min(400px,calc(100vw - 28px));
  height:min(620px,calc(100vh - 130px));
  min-height:380px;
  background:var(--aiw-bg);
  border:1px solid var(--aiw-line);border-radius:var(--aiw-radius);
  box-shadow:0 14px 44px rgba(43,33,24,.28), 0 3px 10px rgba(43,33,24,.14);
  display:none;flex-direction:column;overflow:hidden;
}
#aiw-root.aiw-open #aiw-panel{display:flex;animation:aiwIn .22s ease}
@keyframes aiwIn{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}

/* ── 头部 ── */
#aiw-head{
  background:linear-gradient(135deg,#8a5f0a,#c99a2e);
  color:#fff;padding:12px 14px;flex:0 0 auto;
  display:flex;align-items:center;gap:10px;
}
#aiw-head .aiw-logo{
  width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-size:19px;flex:0 0 auto;
}
#aiw-head .aiw-t{flex:1;min-width:0}
#aiw-head .aiw-t b{display:block;font-size:15.5px;letter-spacing:.3px}
#aiw-head .aiw-t span{display:block;font-size:11.5px;opacity:.85;margin-top:1px}
#aiw-head .aiw-hbtn{
  border:none;background:rgba(255,255,255,.16);color:#fff;cursor:pointer;
  width:30px;height:30px;border-radius:9px;font-size:15px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  transition:background .15s ease;
}
#aiw-head .aiw-hbtn:hover{background:rgba(255,255,255,.3)}
#aiw-head .aiw-hbtn.aiw-on{background:rgba(255,255,255,.42)}

/* ── 消息区 ── */
#aiw-msgs{
  flex:1 1 auto;overflow-y:auto;padding:14px 14px 6px;
  display:flex;flex-direction:column;gap:10px;
  background:
    radial-gradient(circle at 0 0, rgba(181,129,13,.045), transparent 55%),
    var(--aiw-bg);
}
#aiw-msgs::-webkit-scrollbar{width:6px}
#aiw-msgs::-webkit-scrollbar-thumb{background:#d8cfbb;border-radius:3px}
.aiw-msg{display:flex;gap:8px;max-width:88%;animation:aiwMsgIn .18s ease}
@keyframes aiwMsgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.aiw-msg.aiw-user{align-self:flex-end;flex-direction:row-reverse}
.aiw-msg .aiw-ava{
  width:26px;height:26px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;font-size:13px;margin-top:2px;
}
.aiw-user .aiw-ava{background:var(--aiw-gold);color:#fff}
.aiw-ai .aiw-ava{background:#efe7d4;color:var(--aiw-gold-d)}
.aiw-msg .aiw-bub{
  padding:9px 12px;border-radius:14px;font-size:14px;line-height:1.65;
  word-break:break-word;white-space:pre-wrap;
}
.aiw-user .aiw-bub{
  background:var(--aiw-user-bg);color:#fff;
  border-top-right-radius:4px;
}
.aiw-ai .aiw-bub{
  background:var(--aiw-ai-bg);color:var(--aiw-ink);
  border:1px solid #efe6d2;border-top-left-radius:4px;
}
.aiw-ai .aiw-bub b{color:#7a5510}
.aiw-ai .aiw-bub code{
  background:rgba(181,129,13,.1);padding:1px 5px;border-radius:5px;
  font-family:Consolas,Monaco,monospace;font-size:12.5px;
}
.aiw-typing{display:inline-flex;gap:4px;padding:4px 2px}
.aiw-typing i{
  width:7px;height:7px;border-radius:50%;background:#b9a87f;
  animation:aiwBlink 1.1s infinite;
}
.aiw-typing i:nth-child(2){animation-delay:.18s}
.aiw-typing i:nth-child(3){animation-delay:.36s}
@keyframes aiwBlink{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}

/* ── 快捷问题 ── */
#aiw-chips{
  flex:0 0 auto;display:flex;gap:8px;overflow-x:auto;
  padding:10px 14px 4px;-webkit-overflow-scrolling:touch;
}
#aiw-chips::-webkit-scrollbar{display:none}
#aiw-chips button{
  flex:0 0 auto;border:1px solid #e3d7bb;background:#fff;color:#6f5b28;
  font-size:12.5px;padding:6px 11px;border-radius:999px;cursor:pointer;
  transition:all .15s ease;white-space:nowrap;
}
#aiw-chips button:hover{background:#faf3e0;border-color:var(--aiw-gold);color:var(--aiw-gold-d)}

/* ── 输入区 ── */
#aiw-inputbar{
  flex:0 0 auto;display:flex;align-items:flex-end;gap:8px;
  padding:10px 12px 12px;border-top:1px solid var(--aiw-line);background:#fff;
}
#aiw-box{
  flex:1;border:1px solid var(--aiw-line);border-radius:12px;
  padding:9px 12px;font-size:14px;line-height:1.5;resize:none;
  outline:none;background:#fffdf8;color:var(--aiw-ink);
  max-height:110px;min-height:38px;font-family:inherit;
  transition:border-color .15s ease;
}
#aiw-box:focus{border-color:var(--aiw-gold)}
#aiw-box::placeholder{color:#b5a98f}
#aiw-inputbar .aiw-ibtn{
  border:none;cursor:pointer;border-radius:11px;flex:0 0 auto;
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  font-size:17px;transition:all .15s ease;background:#f4eee0;color:#7a5f1e;
}
#aiw-inputbar .aiw-ibtn:hover{background:#ece2cb}
#aiw-inputbar .aiw-ibtn.aiw-listening{
  background:#c0392b;color:#fff;animation:aiwMicPulse 1.2s infinite;
}
@keyframes aiwMicPulse{0%,100%{box-shadow:0 0 0 0 rgba(192,57,43,.45)}50%{box-shadow:0 0 0 8px rgba(192,57,43,0)}}
#aiw-inputbar .aiw-send{
  width:44px;height:38px;background:var(--aiw-user-bg);color:#fff;font-size:16px;
}
#aiw-inputbar .aiw-send:hover{filter:brightness(1.08)}
#aiw-inputbar .aiw-send:disabled{opacity:.45;cursor:not-allowed;filter:none}

/* ── 小提示 ── */
#aiw-toast{
  position:fixed;right:22px;bottom:158px;z-index:2147483002;
  background:#3a2f1d;color:#fff;font-size:13px;line-height:1.6;
  padding:10px 14px;border-radius:12px;max-width:min(320px,calc(100vw - 44px));
  box-shadow:0 8px 24px rgba(0,0,0,.3);display:none;
}
#aiw-root.aiw-toast-on #aiw-toast{display:block;animation:aiwIn .2s ease}

/* ── 密码解锁（加密栏目）── */
.aiw-unlock{max-width:100%}
.aiw-unlock-t{font-size:13px;color:var(--aiw-ink2);margin-bottom:8px;line-height:1.5}
.aiw-unlock-t b{color:#7a5510}
.aiw-unlock-row{display:flex;gap:8px}
.aiw-unlock-row input{
  flex:1;min-width:0;border:1px solid var(--aiw-line);border-radius:9px;
  padding:8px 10px;font-size:14px;outline:none;background:#fff;color:var(--aiw-ink);
}
.aiw-unlock-row input:focus{border-color:var(--aiw-gold)}
.aiw-unlock-row button{
  border:none;background:var(--aiw-user-bg);color:#fff;border-radius:9px;
  padding:0 16px;font-size:13.5px;cursor:pointer;white-space:nowrap;
}
.aiw-unlock-row button:disabled{opacity:.5;cursor:not-allowed}
.aiw-unlock-err{color:#c0392b;font-size:12.5px;margin-top:6px;min-height:16px}

/* ── 移动端 ── */
@media (max-width:680px){
  #aiw-panel{
    right:8px;left:8px;bottom:84px;width:auto;
    height:min(70vh,560px);
  }
  #aiw-fab{right:14px;bottom:14px;width:54px;height:54px;font-size:24px}
  #aiw-toast{right:14px;bottom:140px}
}