/* 客服对话页 — 对齐官网配色 */
:root {
  --bg: #f2efe8;
  --ink: #1a1916;
  --muted: #7a756a;
  --line: #d4cfc3;
  --accent: #2c4a45;
  --accent-2: #b86a2b;
  --white: #fcfbf8;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
}

.kefu-shell {
  max-width: 880px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 1rem 1rem;
}

.kefu-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.kefu-top .logo-img { height: 42px; width: auto; background: transparent; }
.kefu-top a { color: var(--accent); text-decoration: none; font-size: 0.9rem; }

.kefu-gate, .kefu-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.kefu-gate {
  max-width: 420px;
  margin: 3rem auto 0;
}

.kefu-gate h1 { font-size: 1.45rem; margin: 0 0 0.5rem; }
.kefu-gate p { color: var(--muted); margin: 0 0 1.25rem; line-height: 1.6; }

.kefu-gate label { display: block; font-size: 0.85rem; margin-bottom: 0.4rem; }
.kefu-gate input {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.kefu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  cursor: pointer;
  padding: 0.75rem 1.2rem;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
}

.kefu-btn:disabled { opacity: 0.6; cursor: wait; }
.kefu-err { color: #a33; font-size: 0.88rem; min-height: 1.2em; }

.kefu-log {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.kefu-bubble {
  max-width: 100%;
  padding: 0.85rem 1rem;
  background: var(--white);
  border: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.65;
}

.kefu-bubble.me {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  max-width: 80%;
  white-space: pre-wrap;
}

.kefu-chips { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.6rem; }
.kefu-chip {
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  cursor: pointer;
}

.kefu-table-wrap {
  overflow-x: auto;
  margin: 0.7rem 0;
  border: 1px solid var(--line);
  background: #fff;
}

.kefu-table {
  border-collapse: collapse;
  min-width: 520px;
  width: 100%;
  font-size: 0.82rem;
}

.kefu-table th, .kefu-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.4rem 0.55rem;
  text-align: left;
  white-space: nowrap;
}

.kefu-table th { background: #efeae0; font-weight: 600; }
.kefu-table td:nth-child(n+3) { text-align: right; }

.kefu-note { font-size: 0.78rem; color: var(--muted); margin: 0.35rem 0 0.6rem; }

.kefu-contact {
  margin-top: 0.7rem;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  font-size: 0.82rem;
  line-height: 1.7;
}

.kefu-contact a { color: var(--accent); }
.kefu-contact .foot { color: var(--muted); margin-top: 0.25rem; }

.kefu-composer {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 0 0.4rem;
  border-top: 1px solid var(--line);
}

.kefu-composer textarea {
  flex: 1;
  min-height: 48px;
  max-height: 120px;
  resize: vertical;
  border: 1px solid var(--line);
  padding: 0.6rem 0.7rem;
  font: inherit;
  background: var(--white);
}

.hidden { display: none !important; }