/* ============================================================
   消息中心页：通知页签（统发公告卡）+ 我的反馈页签（微信式对话）
   视觉语言：金色氛围光 + 玻璃卡 + 气泡沿用 chat.css 模式
   ============================================================ */

.messages-page {
  padding: 0 0 90px;
  animation: rise .35s ease both;
  position: relative;
}

/* ---------- Hero ---------- */
.msg-hero {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 26px 24px;
  margin-bottom: 18px;
  border-radius: var(--r-xl);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(420px 200px at 85% -40%, var(--blob-3), transparent 70%),
    radial-gradient(360px 180px at -10% 130%, var(--blob-1), transparent 70%),
    var(--bg-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.msg-hero-glow {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(280px 120px at 88% 8%, rgba(247, 169, 37, 0.10), transparent 70%);
}
.msg-hero-icon {
  flex: none; width: 56px; height: 56px; border-radius: 18px;
  display: grid; place-items: center;
  background: var(--grad-gold); color: #1B2340;
  box-shadow: 0 8px 20px -6px rgba(247, 169, 37, 0.55);
}
[data-theme="dark"] .msg-hero-icon { color: #0A1130; }
.msg-hero-text h1 { font-size: 21px; font-weight: 800; color: var(--ink-1); margin: 0 0 4px; }
.msg-hero-text p { font-size: 13px; color: var(--ink-2); margin: 0; }

/* ---------- 分段页签 ---------- */
.msg-tabs {
  display: flex; gap: 6px;
  padding: 5px; margin-bottom: 18px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--line-soft);
  position: relative;
}
.msg-tab {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 12px; border-radius: 999px;
  font-size: 14px; font-weight: 700; color: var(--ink-2);
  cursor: pointer; transition: all .25s cubic-bezier(.4, 0, .2, 1);
  position: relative;
}
.msg-tab:hover { color: var(--ink-1); }
.msg-tab.active {
  background: var(--bg-card); color: var(--ink-1);
  box-shadow: 0 2px 10px rgba(27, 35, 64, 0.10), 0 1px 2px rgba(27, 35, 64, 0.06);
}
[data-theme="dark"] .msg-tab.active { box-shadow: 0 2px 12px rgba(0, 0, 0, 0.45); }

/* 页签内未读角标 */
.msg-badge {
  min-width: 17px; height: 17px; padding: 0 5px;
  border-radius: 999px;
  background: var(--c-rose); color: #fff;
  font-size: 10px; font-weight: 800; line-height: 17px;
  display: inline-flex; align-items: center; justify-content: center;
}
.msg-badge[hidden] { display: none; }

/* ---------- 通用 ---------- */
.msg-body { animation: rise .3s ease both; }
.msg-loading { padding: 60px 0; text-align: center; font-size: 13px; color: var(--ink-3); }
.msg-empty {
  padding: 56px 20px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.msg-empty-icon {
  width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center;
  background: var(--bg-soft); color: var(--c-gold);
  margin-bottom: 4px;
}
.msg-empty-icon svg { width: 24px; height: 24px; }
.msg-empty p { font-size: 14.5px; font-weight: 700; color: var(--ink-2); margin: 0; }
.msg-empty span { font-size: 12.5px; color: var(--ink-3); }
.msg-link {
  background: none; border: none; padding: 0;
  color: var(--c-gold); font-weight: 700; cursor: pointer; font-size: inherit;
}
.msg-link:hover { text-decoration: underline; }

/* ---------- 通知页签 ---------- */
.msg-guest-bar {
  padding: 10px 14px; margin-bottom: 12px;
  border-radius: var(--r-sm);
  background: color-mix(in srgb, var(--c-gold) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--c-gold) 22%, transparent);
  font-size: 12.5px; color: var(--ink-2);
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.msg-notif-tools { display: flex; justify-content: flex-end; margin-bottom: 10px; }
.msg-allread {
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: var(--bg-card); color: var(--ink-2);
  font-size: 12.5px; font-weight: 600; cursor: pointer;
  transition: all .2s;
}
.msg-allread:hover { color: var(--c-gold); border-color: color-mix(in srgb, var(--c-gold) 45%, transparent); }

.msg-nlist { display: flex; flex-direction: column; gap: 10px; }
.msg-ncard {
  display: flex; gap: 13px; width: 100%; text-align: left;
  padding: 16px; border-radius: var(--r-md);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-card);
  cursor: pointer; position: relative;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.msg-ncard:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-float);
  border-color: color-mix(in srgb, var(--c-gold) 30%, var(--line-soft));
}
.msg-ncard.unread { border-color: color-mix(in srgb, var(--c-gold) 35%, var(--line-soft)); }
.msg-nchip {
  flex: none; width: 42px; height: 42px; border-radius: 13px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--chip, var(--c-gold)) 14%, transparent);
  color: var(--chip, var(--c-gold));
}
.msg-nbody { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.msg-ntitle {
  font-size: 14.5px; font-weight: 700; color: var(--ink-1);
  display: flex; align-items: center; gap: 8px;
}
.msg-ntitle i {
  font-style: normal; font-size: 10.5px; font-weight: 700;
  padding: 1px 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--chip, var(--c-gold)) 13%, transparent);
  color: var(--chip, var(--c-gold));
}
.msg-ncontent {
  font-size: 13px; color: var(--ink-2); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.msg-ncard.unread .msg-ncontent { color: var(--ink-1); }
.msg-ntime { font-size: 11px; color: var(--ink-3); }
.msg-ndot {
  position: absolute; top: 18px; right: 16px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-rose);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-rose) 18%, transparent);
}

/* ---------- 反馈页签：登录引导 ---------- */
.msg-guest-card {
  padding: 48px 24px; text-align: center;
  border-radius: var(--r-xl);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-card);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.msg-guest-icon {
  width: 60px; height: 60px; border-radius: 20px;
  display: grid; place-items: center;
  background: var(--grad-gold); color: #1B2340;
  box-shadow: 0 8px 22px -6px rgba(247, 169, 37, 0.55);
  margin-bottom: 10px;
}
[data-theme="dark"] .msg-guest-icon { color: #0A1130; }
.msg-guest-icon svg { width: 27px; height: 27px; }
.msg-guest-card b { font-size: 16.5px; color: var(--ink-1); }
.msg-guest-card p { font-size: 13px; color: var(--ink-2); margin: 0 0 14px; }
.msg-btn-gold {
  padding: 10px 30px; border-radius: 999px;
  background: var(--grad-gold); color: #1B2340;
  font-size: 14px; font-weight: 800; cursor: pointer;
  box-shadow: 0 6px 16px -4px rgba(247, 169, 37, 0.5);
  transition: transform .2s, box-shadow .2s;
}
[data-theme="dark"] .msg-btn-gold { color: #0A1130; }
.msg-btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -4px rgba(247, 169, 37, 0.55); }

/* ---------- 反馈页签：提交卡 ---------- */
.msg-fb-composer {
  padding: 18px; margin-bottom: 18px;
  border-radius: var(--r-lg);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-card);
  position: relative; overflow: hidden;
}
.msg-fb-composer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-gold); opacity: .9;
}
.msg-fb-composer-t { display: flex; flex-direction: column; gap: 3px; margin-bottom: 12px; }
.msg-fb-composer-t b { font-size: 15px; color: var(--ink-1); }
.msg-fb-composer-t span { font-size: 12px; color: var(--ink-3); }
.msg-catchips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.msg-catchip {
  padding: 6px 15px; border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: var(--bg-soft); color: var(--ink-2);
  font-size: 12.5px; font-weight: 600; cursor: pointer;
  transition: all .2s;
}
.msg-catchip:hover { color: var(--ink-1); border-color: var(--line-strong); }
.msg-catchip.active {
  background: var(--grad-gold); color: #1B2340;
  border-color: transparent; font-weight: 800;
  box-shadow: 0 4px 12px -3px rgba(247, 169, 37, 0.5);
}
[data-theme="dark"] .msg-catchip.active { color: #0A1130; }
.msg-fb-input {
  width: 100%; min-height: 96px; resize: vertical;
  padding: 12px 14px; border-radius: var(--r-sm);
  border: 1px solid var(--line-soft);
  background: var(--bg-soft);
  color: var(--ink-1); font-size: 13.5px; line-height: 1.6;
  font-family: inherit; box-sizing: border-box;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.msg-fb-input:focus {
  outline: none; background: var(--bg-card);
  border-color: color-mix(in srgb, var(--c-gold) 55%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold) 14%, transparent);
}
.msg-fb-composer-actions {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-top: 10px;
}
.msg-fb-hint { font-size: 11.5px; color: var(--ink-3); }
.msg-fb-submit {
  flex: none; padding: 9px 22px; border-radius: 999px;
  background: var(--grad-gold); color: #1B2340;
  font-size: 13.5px; font-weight: 800; cursor: pointer;
  box-shadow: 0 5px 14px -4px rgba(247, 169, 37, 0.5);
  transition: transform .2s, box-shadow .2s, opacity .2s;
}
[data-theme="dark"] .msg-fb-submit { color: #0A1130; }
.msg-fb-submit:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 8px 18px -4px rgba(247, 169, 37, 0.55); }
.msg-fb-submit:disabled { opacity: .55; cursor: default; }

/* ---------- 反馈线程列表 ---------- */
.fb-list { display: flex; flex-direction: column; gap: 12px; }
.fb-thread {
  border-radius: var(--r-md);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.fb-thread:hover { transform: translateY(-2px); box-shadow: var(--shadow-float); }
.fb-thread.expanded {
  border-color: color-mix(in srgb, var(--c-gold) 40%, var(--line-soft));
  box-shadow: var(--shadow-float);
}

.fb-thread-head {
  display: flex; align-items: center; gap: 12px; width: 100%;
  text-align: left; padding: 15px 16px;
  cursor: pointer; background: none; border: none;
}
.fb-thread.expanded .fb-thread-head {
  border-bottom: 1px solid var(--line-soft);
  background: color-mix(in srgb, var(--c-gold) 4%, transparent);
}
.fb-cat {
  flex: none; padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 800;
}
.fb-cat.c-sug { background: var(--fam-balanced-soft); color: var(--c-gold); }
.fb-cat.c-bug { background: var(--fam-radical-soft); color: var(--c-rose); }
.fb-cat.c-exp { background: var(--fam-steady-soft); color: var(--c-sky); }
.fb-cat.c-oth { background: var(--bg-soft); color: var(--ink-2); }
.fb-preview {
  flex: 1; min-width: 0;
  font-size: 13.5px; color: var(--ink-1); font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.fb-meta { flex: none; display: flex; align-items: center; gap: 8px; }
.fb-status { padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.fb-status.s-pending { background: var(--fam-balanced-soft); color: var(--c-gold); }
.fb-status.s-replied { background: var(--fam-conservative-soft); color: var(--c-mint); }
.fb-status.s-closed { background: var(--bg-soft); color: var(--ink-3); }
.fb-newbadge {
  padding: 3px 9px; border-radius: 999px;
  background: var(--c-rose); color: #fff;
  font-size: 10.5px; font-weight: 800;
  animation: notif-pop .5s ease both;
}
@keyframes notif-pop {
  0% { transform: scale(.5); opacity: 0; }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}
.fb-time { font-size: 11px; color: var(--ink-3); }
.fb-chev { color: var(--ink-3); display: grid; place-items: center; transition: transform .3s; }
.fb-thread.expanded .fb-chev { transform: rotate(180deg); }

/* ---------- 微信式对话 ---------- */
.fb-chat {
  padding: 18px 16px 14px;
  background: color-mix(in srgb, var(--bg-soft) 55%, transparent);
  display: flex; flex-direction: column; gap: 12px;
  animation: rise .28s ease both;
}
.fb-day-sep {
  display: flex; align-items: center; gap: 10px;
  margin: 6px 0 2px;
  font-size: 11px; color: var(--ink-3);
}
.fb-day-sep::before, .fb-day-sep::after { content: ''; flex: 1; height: 1px; background: var(--line-soft); }
.fb-day-sep span { padding: 2px 12px; border-radius: 999px; background: var(--bg-soft); }

.fb-msg { display: flex; gap: 9px; align-items: flex-start; max-width: 100%; }
.fb-msg.fb-user { flex-direction: row-reverse; }
.fb-msg.fb-admin { align-self: flex-start; }

.fb-bubble {
  max-width: min(78%, 460px);
  padding: 10px 14px;
  font-size: 13.5px; line-height: 1.65;
  white-space: pre-wrap; word-break: break-word;
  border-radius: 18px;
  position: relative;
}
.fb-user .fb-bubble {
  background: var(--grad-brand); color: #fff;
  border-top-right-radius: 6px;
  box-shadow: 0 4px 14px -4px rgba(247, 169, 37, 0.45);
}
.fb-admin .fb-bubble {
  background: var(--bg-card); color: var(--ink-1);
  border: 1px solid var(--line-soft);
  border-top-left-radius: 6px;
  box-shadow: var(--shadow-card);
}

.fb-avatar {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 12px; font-weight: 800;
  margin-top: 1px;
}
.fb-avatar-user {
  background: var(--grad-gold); color: #1B2340;
  box-shadow: 0 3px 10px -2px rgba(247, 169, 37, 0.5);
}
[data-theme="dark"] .fb-avatar-user { color: #0A1130; }
.fb-avatar-admin {
  background: var(--bg-card); color: var(--c-gold);
  border: 2px solid var(--c-gold);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--c-gold) 20%, transparent);
}
.fb-avatar-admin svg { width: 16px; height: 16px; }
.fb-admin-body { display: flex; flex-direction: column; gap: 4px; max-width: min(78%, 460px); }
.fb-admin-name {
  font-size: 11.5px; color: var(--ink-3); font-weight: 600;
  display: flex; align-items: center; gap: 7px;
}
.fb-admin-name i { font-style: normal; font-weight: 400; }

/* 追问输入 */
.fb-composer {
  display: flex; gap: 9px; align-items: flex-end;
  margin-top: 6px; padding-top: 12px;
  border-top: 1px dashed var(--line-strong);
}
.fb-input {
  flex: 1; min-height: 42px; max-height: 140px; resize: none;
  padding: 10px 14px; border-radius: 16px;
  border: 1px solid var(--line-soft);
  background: var(--bg-card);
  color: var(--ink-1); font-size: 13px; line-height: 1.5;
  font-family: inherit; box-sizing: border-box;
  transition: border-color .2s, box-shadow .2s;
}
.fb-input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--c-gold) 55%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold) 14%, transparent);
}
.fb-send {
  flex: none; padding: 10px 18px; border-radius: 16px;
  background: var(--grad-gold); color: #1B2340;
  font-size: 13px; font-weight: 800; cursor: pointer;
  box-shadow: 0 4px 12px -3px rgba(247, 169, 37, 0.5);
  transition: transform .2s, box-shadow .2s, opacity .2s;
}
[data-theme="dark"] .fb-send { color: #0A1130; }
.fb-send:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 16px -3px rgba(247, 169, 37, 0.55); }
.fb-send:disabled { opacity: .55; cursor: default; }

/* ---------- 移动端 ---------- */
@media (max-width: 720px) {
  .msg-hero { padding: 20px 18px; border-radius: var(--r-lg); }
  .msg-hero-icon { width: 46px; height: 46px; border-radius: 14px; }
  .msg-hero-text h1 { font-size: 18px; }
  .fb-thread-head { flex-wrap: wrap; gap: 8px; }
  .fb-preview { flex-basis: 100%; order: 3; }
  .fb-meta { margin-left: auto; }
  .msg-fb-hint { display: none; }
  .fb-bubble, .fb-admin-body { max-width: 82%; }
}