.messages-main { padding: 72px 0 40px; }
.messages-intro { max-width: 780px; }
.messages-intro .eyebrow { margin-bottom: 20px; }
.messages-intro h1 { margin: 0; font: 800 clamp(58px, 8vw, 94px)/1 "SimSun", "Songti SC", serif; }
.messages-intro > p:last-child { max-width: 650px; margin: 26px 0 0; color: var(--muted); font-size: 16px; line-height: 1.9; }
.message-compose {
  margin-top: 60px;
  padding: 38px;
  display: grid;
  grid-template-columns: minmax(230px, .7fr) minmax(360px, 1.3fr);
  gap: 60px;
  border-top: 7px solid var(--red);
  background: var(--white);
  box-shadow: 0 18px 50px #564a3718;
}
.compose-copy h2, .feed-heading h2 { margin: 0; font: 800 34px/1.15 "SimSun", "Songti SC", serif; }
.compose-copy > p:last-child { margin: 22px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.message-form { display: grid; gap: 18px; }
.message-form label { color: var(--ink); font-size: 13px; font-weight: 700; }
.message-form label > span { float: right; color: var(--muted); font-size: 11px; font-weight: 400; }
.message-form input, .message-form textarea {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 12px 14px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 3px;
  outline: 0;
  background: #fff;
  color: var(--ink);
  line-height: 1.7;
}
.message-form input:focus, .message-form textarea:focus { border-color: var(--red); box-shadow: 0 0 0 3px #b51f2410; }
.form-submit-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.form-submit-row .form-status { flex: 1; margin: 0; }
.form-submit-row button, .load-more {
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 3px;
  background: var(--red);
  color: #fff;
  cursor: pointer;
  font-weight: 800;
}
.form-submit-row button:disabled { cursor: not-allowed; opacity: .55; }
.message-feed { margin-top: 70px; }
.feed-heading { display: flex; align-items: flex-end; justify-content: space-between; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.feed-heading > p { margin: 0; color: var(--muted); font-size: 12px; }
.feed-state { margin: 26px 0; color: var(--muted); font-size: 14px; }
.message-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.message-item { min-width: 0; padding: 25px; border: 1px solid var(--line); background: #fffdf8aa; }
.message-item header { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.message-item h3 { margin: 0; font: 800 19px "SimSun", "Songti SC", serif; overflow-wrap: anywhere; }
.message-item time { flex: 0 0 auto; color: var(--muted); font: 11px Consolas, monospace; }
.message-item > .message-content { margin: 18px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 14px; line-height: 1.85; }
.owner-reply { margin-top: 22px; padding: 18px 20px; border-left: 4px solid var(--red); background: #b51f2409; }
.owner-reply header { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.owner-reply strong { color: var(--red); font-size: 12px; letter-spacing: .08em; }
.owner-reply time { color: var(--muted); font: 10px Consolas, monospace; }
.owner-reply p { margin: 12px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 13px; line-height: 1.8; }
.load-more { display: block; margin: 28px auto 0; background: var(--ink); }
.load-more[hidden] { display: none; }

@media (max-width: 800px) {
  .messages-main { padding-top: 52px; }
  .message-compose { grid-template-columns: 1fr; gap: 30px; margin-top: 45px; padding: 27px; }
  .message-list { grid-template-columns: 1fr; }
}

@media (max-width: 500px) {
  .messages-intro h1 { font-size: 60px; }
  .message-compose { padding: 23px; }
  .form-submit-row { align-items: stretch; flex-direction: column; }
  .form-submit-row button { width: 100%; }
  .feed-heading { align-items: flex-start; flex-direction: column; gap: 12px; }
  .message-item header { align-items: flex-start; flex-direction: column; gap: 6px; }
}