/* ============================================================
 * opc-header.css —— 页头用户区（问题#9 登录后用户名+下拉菜单）
 * 由 opc-functions.php 的 opc_enqueue_module_styles() 全站加载。
 * 依赖 tokens.css 变量：--accent/--text/--muted/--line/--surface/--radius-card。
 * ============================================================ */

.ph-user {
  position: relative;
  outline: none;
}

.ph-user-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px 5px 6px;
  border: 1px solid var(--line, #ececed);
  border-radius: 9999px;
  background: #fff;
  cursor: pointer;
  font: inherit;
  color: var(--text, #1d1d1f);
  line-height: 1;
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.ph-user-trigger:hover {
  border-color: var(--muted-2, #b8bcc4);
  background: var(--surface, #f5f5f7);
  box-shadow: 0 2px 10px rgba(0, 0, 0, .06);
}

.ph-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.ph-user-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text, #1d1d1f);
  max-width: 110px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.ph-user-caret {
  color: var(--muted, #81858c);
  transition: transform .2s ease;
  flex: none;
}
.ph-user.is-open .ph-user-caret { transform: rotate(180deg); }

/* 下拉面板 */
.ph-user-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 208px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line, #ececed);
  border-radius: 14px;
  box-shadow: 0 12px 34px rgba(17, 22, 40, .14);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 120;
}
.ph-user.is-open .ph-user-menu,
.ph-user:focus-within .ph-user-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ph-user-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px 12px;
  border-bottom: 1px solid var(--line, #ececed);
  margin-bottom: 6px;
}
.ph-user-avatar-lg {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex: none;
}
.ph-user-meta { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.ph-user-dn { font-size: 14px; font-weight: 700; color: var(--text, #1d1d1f); }
.ph-user-role { font-size: 12px; color: var(--muted, #81858c); }

.ph-user-menu a {
  display: block;
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 14px;
  color: var(--text, #1d1d1f);
  text-decoration: none;
  transition: background .14s ease, color .14s ease;
}
.ph-user-menu a:hover {
  background: var(--accent-soft, #eaf0ff);
  color: var(--accent, #4d6bfe);
}
.ph-user-logout { color: #d0342c !important; }
.ph-user-logout:hover { background: #fdecea !important; color: #d0342c !important; }

@media (max-width: 768px) {
  .ph-user-name { max-width: 72px; }
}

/* ============================================================
 * 移动端折叠菜单（还原 prototype-emergeia index.html 的汉堡菜单）
 * <920px：.ph-nav / .ph-actions 隐藏，露出汉堡按钮；点击展开 .mobile-menu 下拉面板。
 * ============================================================ */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  border-radius: 8px;
  transition: background .15s ease;
  flex-shrink: 0;
}
.mobile-menu-btn:hover {
  background: rgba(0,0,0,.04);
}

.mobile-menu {
  display: none;
  max-height: 0;
  overflow: hidden;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: max-height .3s ease;
}
.mobile-menu.active {
  max-height: 640px;
}

.mobile-menu-inner {
  padding: 16px 24px 20px;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 16px;
}
.mobile-nav a {
  display: block;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  transition: background .15s ease;
}
.mobile-nav a:hover,
.mobile-nav a.active {
  background: var(--surface);
  color: var(--accent);
}

.mobile-actions {
  display: flex;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.mobile-actions .btn-outline {
  flex: 1;
  justify-content: center;
}

/* 登录态：移动端菜单内展开用户信息 + 功能链接，替代桌面端悬浮下拉 */
.mobile-user {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
}
.mobile-user-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 12px;
}
.mobile-user-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.mobile-user a {
  display: block;
  padding: 11px 12px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  transition: background .15s ease;
}
.mobile-user a:hover {
  background: var(--surface);
  color: var(--accent);
}
.mobile-user-logout {
  color: #d0342c !important;
}
.mobile-user-logout:hover {
  background: #fdecea !important;
  color: #d0342c !important;
}

/* ============================================================
 * 二级下拉导航（2026-07-12：OPC创业/OPC生态 两个分组菜单）
 * 桌面端沿用 justnews 父主题 .dropdown 悬停展开视觉语言（见
 * themer/functions/nav-walker.php + css/style.css 的 .dropdown/.dropdown-menu/
 * .dropdown-toggle 命名与交互约定），配色替换为 OPC tokens，作用域限定在 .ph-nav 内，
 * 不影响父主题自身 .wpcom-adv-menu 菜单实例。
 * ============================================================ */
.ph-nav-item {
  position: relative;
}

.ph-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: #4a4d57;
  text-decoration: none;
  white-space: nowrap;
  padding: 8px 13px;
  border-radius: 8px;
  border: none;
  background: none;
  cursor: pointer;
  transition: color .15s ease, background .15s ease;
}
.ph-nav-link:hover,
.ph-nav-item.dropdown:hover .ph-nav-link {
  color: var(--text);
  background: rgba(0, 0, 0, .04);
}
.ph-nav-link.active {
  color: var(--accent);
}

.ph-nav-caret {
  transition: transform .2s ease;
  flex: none;
}
.ph-nav-item.dropdown:hover .ph-nav-caret {
  transform: rotate(-180deg);
}

.ph-nav-item.dropdown .dropdown-menu {
  display: block; /* 覆盖父主题全局 .dropdown-menu{display:none} 的 Bootstrap 兼容规则，
                      悬停动画依赖 opacity/transform 过渡，元素必须保持 display:block 常驻布局流 */
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 152px;
  padding: 8px;
  margin: 4px 0 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--line, #ececed);
  border-radius: 14px;
  box-shadow: 0 12px 34px rgba(17, 22, 40, .14);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scaleY(.96);
  transform-origin: 0 0;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 120;
}
.ph-nav-item.dropdown:hover .dropdown-menu,
.ph-nav-item.dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scaleY(1);
}

.ph-nav-item.dropdown .dropdown-menu a {
  display: block;
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text, #1d1d1f);
  text-decoration: none;
  white-space: nowrap;
  transition: background .14s ease, color .14s ease;
}
.ph-nav-item.dropdown .dropdown-menu a:hover,
.ph-nav-item.dropdown .dropdown-menu a.active {
  background: var(--accent-soft, #eaf0ff);
  color: var(--accent, #4d6bfe);
}

/* 移动端手风琴展开（点击 .mobile-nav-dropdown-toggle 由 nav.js 切换 .open） */
.mobile-nav-dropdown-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: none;
  border: none;
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s ease;
}
.mobile-nav-dropdown-toggle:hover {
  background: var(--surface);
}
.mobile-nav-dropdown.active .mobile-nav-dropdown-toggle {
  color: var(--accent);
}

.mobile-nav-caret {
  flex: none;
  transition: transform .2s ease;
}
.mobile-nav-dropdown.open .mobile-nav-caret {
  transform: rotate(-180deg);
}

.mobile-nav-dropdown-menu {
  max-height: 0;
  overflow: hidden;
  padding-left: 12px;
  transition: max-height .25s ease;
}
.mobile-nav-dropdown.open .mobile-nav-dropdown-menu {
  max-height: 240px;
}

.mobile-nav-dropdown-menu a {
  display: block;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-radius: 8px;
  transition: background .15s ease, color .15s ease;
}
.mobile-nav-dropdown-menu a:hover,
.mobile-nav-dropdown-menu a.active {
  background: var(--surface);
  color: var(--accent);
}

@media (max-width: 920px) {
  .ph-nav,
  .ph-actions {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .mobile-menu {
    display: block;
  }
}

@media (max-width: 600px) {
  .ph-header-inner {
    padding: 10px 16px;
  }
  .ph-slogan {
    display: none;
  }
  .mobile-menu-inner {
    padding: 12px 16px 16px;
  }
}

/* ============================================================
 * 暗色模式切换按钮
 * ============================================================ */
.ph-dark-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted, #81858c);
  cursor: pointer;
  transition: background .18s ease, color .18s ease;
}
.ph-dark-toggle:hover {
  background: var(--surface, #f5f5f7);
  color: var(--text, #1d1d1f);
}
.ph-dark-toggle.active {
  color: var(--accent, #4d6bfe);
}
.ph-dark-icon {
  width: 20px;
  height: 20px;
  flex: none;
}

/* ============================================================
 * 搜索表单（弹出式面板）
 * ============================================================ */
.ph-search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted, #81858c);
  cursor: pointer;
  transition: background .18s ease, color .18s ease;
}
.ph-search-toggle:hover {
  background: var(--surface, #f5f5f7);
  color: var(--text, #1d1d1f);
}

.ph-search-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, .4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s;
  z-index: 9999;
}
.ph-search-panel.active {
  opacity: 1;
  visibility: visible;
}

.ph-search-form {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 20px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(-20px);
  transition: transform .25s ease;
}
.ph-search-panel.active .ph-search-form {
  transform: translateY(0);
}

.ph-search-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--muted, #81858c);
  cursor: pointer;
  flex: none;
  transition: background .15s ease, color .15s ease;
}
.ph-search-close:hover {
  background: var(--surface, #f5f5f7);
  color: var(--text, #1d1d1f);
}

.ph-search-input {
  flex: 1;
  min-width: 0;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line, #ececed);
  border-radius: var(--radius-pill);
  background: var(--surface, #f5f5f7);
  font-size: 15px;
  color: var(--text, #1d1d1f);
  outline: none;
  transition: border-color .18s ease, background .18s ease;
}
.ph-search-input:focus {
  border-color: var(--accent, #4d6bfe);
  background: #fff;
}
.ph-search-input::placeholder {
  color: var(--muted, #81858c);
}

.ph-search-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--accent, #4d6bfe);
  color: #fff;
  cursor: pointer;
  flex: none;
  transition: background .18s ease, transform .15s ease;
}
.ph-search-submit:hover {
  background: var(--accent-hover, #3d5bef);
  transform: scale(1.05);
}
.ph-search-submit:active {
  transform: scale(0.98);
}

/* 搜索打开时禁止 body 滚动 */
body.search-open {
  overflow: hidden;
}

/* ============================================================
 * 暗色模式样式（OPC header 专属）
 * 不覆盖 justnews 原生 body 的暗色样式，仅针对 OPC header 组件
 * ============================================================ */
body.style-for-dark {
  --text: #f5f5f7;
  --muted: #a1a1a6;
  --line: #3a3a3c;
  --surface: #2c2c2e;
  --bg: #1c1c1e;
  --accent: #5e7eff;
  --accent-soft: #2d3748;
  --accent-hover: #7c96ff;
}

body.style-for-dark .ph-header {
  background: rgba(28, 28, 30, .92);
  border-bottom-color: var(--line);
}

body.style-for-dark .ph-nav-link,
body.style-for-dark .dropdown-toggle {
  color: var(--text);
}

body.style-for-dark .ph-nav-link:hover,
body.style-for-dark .dropdown-toggle:hover,
body.style-for-dark .ph-nav-link.active,
body.style-for-dark .dropdown-toggle.active {
  color: var(--accent);
}

body.style-for-dark .ph-nav .dropdown-menu {
  background: var(--surface);
  border-color: var(--line);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .5);
}

body.style-for-dark .ph-nav .dropdown-menu a {
  color: var(--text);
}

body.style-for-dark .ph-nav .dropdown-menu a:hover,
body.style-for-dark .ph-nav .dropdown-menu a.active {
  background: var(--bg);
  color: var(--accent);
}

body.style-for-dark .ph-user-trigger {
  background: var(--surface);
  border-color: var(--accent);
}

body.style-for-dark .ph-user-trigger:hover {
  background: var(--bg);
}

body.style-for-dark .ph-user-menu {
  background: var(--surface);
  border-color: var(--line);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .5);
}

body.style-for-dark .ph-user-menu a {
  color: var(--text);
}

body.style-for-dark .ph-user-menu a:hover {
  background: var(--bg);
  color: var(--accent);
}

body.style-for-dark .ph-search-form {
  background: var(--surface);
}

body.style-for-dark .ph-search-input {
  background: var(--bg);
  border-color: var(--line);
  color: var(--text);
}

body.style-for-dark .ph-search-input:focus {
  border-color: var(--accent);
  background: var(--surface);
}

body.style-for-dark .mobile-menu {
  background: var(--surface);
  border-top-color: var(--line);
}

body.style-for-dark .mobile-nav a,
body.style-for-dark .mobile-nav-dropdown-toggle span {
  color: var(--text);
}

body.style-for-dark .mobile-nav a:hover,
body.style-for-dark .mobile-nav a.active,
body.style-for-dark .mobile-nav-dropdown.active > .mobile-nav-dropdown-toggle span {
  color: var(--accent);
}

body.style-for-dark .mobile-nav-dropdown-menu a {
  color: var(--muted);
}

body.style-for-dark .mobile-nav-dropdown-menu a:hover,
body.style-for-dark .mobile-nav-dropdown-menu a.active {
  background: var(--bg);
  color: var(--accent);
}
  .mobile-nav a {
    padding: 10px 12px;
    font-size: 13px;
  }
}