/* ============================================================
   Pic Pro 基础样式：变量 / 重置 / 排版 / 导航 / 页脚 / 弹窗 / 通用组件
   ============================================================ */

/* ---------- 设计变量 ---------- */
:root {
  --pic-primary: #ff6b6b;
  --pic-primary-hover: #e55d5d;
  --pic-primary-light: #fff2f2;
  --pic-primary-dark: #cc5656;
  --pic-primary-rgb: 255, 107, 107;

  --pic-text: #1a1a1a;
  --pic-text-light: #4a4a4a;
  --pic-text-muted: #737373;
  --pic-text-white: #fff;

  --pic-bg-body: #f5f7fa;
  --pic-bg-white: #fff;
  --pic-bg-card: #fff;
  --pic-bg-elevated: #fff;
  --pic-bg-hover: #f8fafc;
  --pic-bg-light: #fafbfc;
  --pic-bg-gray: #f0f2f5;

  --pic-border: #e5e7eb;
  --pic-border-light: #f0f1f3;
  --pic-border-dark: #d1d5db;

  --pic-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --pic-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --pic-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --pic-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --pic-shadow-focus: 0 0 0 2px rgb(var(--pic-primary-rgb) / 0.12);

  --pic-radius-xs: 2px;
  --pic-radius-sm: 4px;
  --pic-radius-md: 6px;
  --pic-radius-lg: 8px;
  --pic-radius-xl: 12px;
  --pic-radius-2xl: 16px;
  --pic-radius-full: 9999px;

  --pic-space-xs: 4px;
  --pic-space-sm: 8px;
  --pic-space-md: 12px;
  --pic-space-lg: 16px;
  --pic-space-xl: 20px;
  --pic-space-2xl: 24px;
  --pic-space-3xl: 32px;
  --pic-space-4xl: 40px;
  --pic-space-5xl: 48px;
  --pic-space-6xl: 64px;

  --pic-font-size-xs: 12px;
  --pic-font-size-sm: 13px;
  --pic-font-size-base: 14px;
  --pic-font-size-md: 16px;
  --pic-font-size-lg: 18px;
  --pic-font-size-xl: 20px;
  --pic-font-size-2xl: 24px;
  --pic-font-size-3xl: 30px;
  --pic-font-size-4xl: 36px;

  --pic-transition: 0.2s ease-in-out;
  --pic-transition-fast: 0.15s ease-in-out;
  --pic-transition-base: 0.25s ease-in-out;

  --pic-container-max: 1280px;
  --pic-header-height: 60px;
  --pic-footer-padding: 48px 0 24px;

  --pic-success: #28a745;
  --pic-success-hover: #218838;
  --pic-success-light: #edfaef;
  --pic-error: #f56c6c;
  --pic-error-light: #fcebeb;
  --pic-info: #17a2b8;
  --pic-warning: #ea580c;
  --pic-warning-light: rgb(251 146 60 / 0.12);
  --pic-purple: #8b5cf6;

  --price-color: #ff6b35;
  --price-free-color: #16a34a;
  --price-free-bg: rgb(40 167 69 / 0.92);
  --price-gradient-start: #28a745;
  --price-gradient-end: #20c997;
  --hot-badge-gradient: linear-gradient(45deg, var(--pic-primary), var(--pic-primary-hover));
  --pic-color-fav-red: #ef4444;
  --pic-color-icon-muted: #94a3b8;
  --pic-color-vip-gold: #c99a4d;
  --pic-color-vip-gold-light: #e8c373;
  --pic-color-vip-gold-dark: #b8862d;

  --modal-overlay-bg: rgb(0 0 0 / 0.6);
  --modal-blur: 3px;
  --modal-shadow: 0 10px 30px rgb(0 0 0 / 0.2);

  --pic-section-title-size: var(--pic-font-size-2xl);
  --pic-section-title-mb: 30px;
  --pic-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}

/* 暗色模式变量 */
:root[data-theme="dark"] {
  --pic-text: #f5f5f5;
  --pic-text-light: #a3a3a3;
  --pic-text-muted: #737373;
  --pic-bg-body: #0a0a0a;
  --pic-bg-white: #171717;
  --pic-bg-card: #171717;
  --pic-bg-elevated: #262626;
  --pic-bg-hover: #262626;
  --pic-bg-light: #1f1f1f;
  --pic-bg-gray: #1f1f1f;
  --pic-border: #404040;
  --pic-border-light: #2e2e2e;
  --pic-border-dark: #525252;
  --pic-primary-light: rgb(var(--pic-primary-rgb) / 0.15);
  --pic-success-light: rgb(40 167 69 / 0.15);
  --pic-error-light: rgb(245 108 108 / 0.15);
  --pic-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.4);
  --pic-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.5), 0 2px 4px -2px rgb(0 0 0 / 0.4);
  --pic-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.4);
  --pic-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5), 0 8px 10px -6px rgb(0 0 0 / 0.4);
  --pic-shadow-focus: 0 0 0 2px rgb(var(--pic-primary-rgb) / 0.35);
  --price-color: #ff8555;
  --price-free-color: #7dd25a;
  --price-free-bg: rgb(40 167 69 / 0.85);
  --price-gradient-start: #32b750;
  --price-gradient-end: #2ad9a0;
  --modal-overlay-bg: rgb(0 0 0 / 0.75);
  --modal-shadow: 0 10px 30px rgb(0 0 0 / 0.5);
}

/* ---------- 重置与基础 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--pic-font-family);
  font-size: var(--pic-font-size-base);
  line-height: 1.6;
  color: var(--pic-text);
  background-color: var(--pic-bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.25s ease, color 0.25s ease;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.5em;
  line-height: 1.35;
  font-weight: 700;
  color: var(--pic-text);
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--pic-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--pic-primary-hover);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--pic-bg-body);
  transition: background-color 0.25s ease;
}

.site-content {
  flex: 1 0 auto;
}

.pic-home-container,
.pic-container {
  width: 100%;
  max-width: var(--pic-container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ---------- 区块标题 ---------- */
.pic-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--pic-section-title-size);
  font-weight: 700;
  margin: 0;
  color: var(--pic-text);
}

.pic-section-prefix {
  color: var(--pic-primary);
  font-weight: 800;
}

.pic-section-accent {
  color: var(--pic-primary);
}

/* ---------- 顶部公告条 ---------- */
.pic-home-announcement {
  position: relative;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 8px 48px;
  background: linear-gradient(90deg, var(--pic-primary), var(--pic-primary-hover));
  color: #fff;
  font-size: var(--pic-font-size-sm);
  max-height: 200px;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease, opacity 0.3s ease;
}

.pic-home-announcement-items {
  display: block;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.pic-home-announcement-text {
  display: none;
}

.pic-home-announcement-text.is-active {
  display: block;
}

.pic-home-announcement-close {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: #fff;
  opacity: 0.85;
  font-size: 16px;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.pic-home-announcement-close:hover {
  opacity: 1;
}

/* ---------- 顶部导航 ---------- */
.pic-theme-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgb(255 255 255 / 0.88);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--pic-border-light);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

:root[data-theme="dark"] .pic-theme-nav {
  background: rgb(23 23 23 / 0.88);
}

.pic-theme-nav.shadow-md {
  box-shadow: 0 4px 20px rgb(0 0 0 / 0.08);
}

.pic-theme-nav-container {
  max-width: var(--pic-container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.pic-theme-nav-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--pic-header-height);
}

.pic-nav-menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--pic-text);
  border-radius: var(--pic-radius-lg);
}

.pic-nav-menu-toggle:hover {
  background: var(--pic-bg-gray);
}

.pic-nav-toggle-icon-close {
  display: none;
}

.pic-nav-menu-toggle.is-open .pic-nav-toggle-icon-menu {
  display: none;
}

.pic-nav-menu-toggle.is-open .pic-nav-toggle-icon-close {
  display: block;
}

.pic-theme-brand-wrap {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.pic-theme-brand {
  display: flex;
  align-items: center;
  gap: var(--pic-logo-gap, 8px);
  color: var(--pic-text);
}

.pic-theme-brand:hover {
  color: var(--pic-text);
}

.pic-theme-brand-logo {
  height: 40px;
  width: auto;
}

.pic-theme-brand-title {
  font-size: var(--pic-logo-text-size, 20px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.pic-theme-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
  flex: 1;
}
.pic-theme-nav-links ul,
.pic-theme-nav-links li {
  list-style: none;
  margin: 0;
  padding: 0;
}
.pic-theme-nav-links li {
  display: inline-flex;
}
.pic-theme-nav-link,
.pic-theme-nav-links li a {
  padding: 8px 12px;
  border-radius: var(--pic-radius-lg);
  color: var(--pic-text-light);
  font-size: var(--pic-font-size-base);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease;
}

.pic-theme-nav-link:hover,
.pic-theme-nav-links li a:hover {
  color: var(--pic-primary);
  background: var(--pic-primary-light);
}

.pic-theme-nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.pic-theme-search,
.pic-theme-toggle {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--pic-text-light);
  border-radius: var(--pic-radius-lg);
  font-size: 18px;
  transition: background 0.2s ease, color 0.2s ease;
}

.pic-theme-search:hover,
.pic-theme-toggle:hover {
  background: var(--pic-bg-gray);
  color: var(--pic-text);
}

.pic-theme-toggle .pic-theme-icon-sun,
.pic-theme-toggle .pic-theme-icon-moon {
  display: none;
}

:root[data-theme="dark"] .pic-theme-toggle .pic-theme-icon-moon {
  display: block;
}

:root[data-theme="light"] .pic-theme-toggle .pic-theme-icon-sun {
  display: block;
}

:root[data-theme="system"] .pic-theme-toggle .pic-theme-icon-system {
  display: block;
}

/* 用户头像 */
.user-menu {
  position: relative;
  display: flex;
  align-items: center;
}

.user-avatar-btn {
  width: 38px;
  height: 38px;
  padding: 0;
  border: none;
  background: transparent;
  border-radius: var(--pic-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: var(--pic-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pic-text-muted);
  background: var(--pic-bg-gray);
  font-size: 16px;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--pic-radius-full);
}

/* 移动端抽屉导航 */
.pic-nav-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 55;
}

.pic-nav-drawer.is-open {
  display: block;
}

.pic-nav-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 0.5);
}

.pic-nav-drawer-panel {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  max-width: 85vw;
  background: var(--pic-bg-white);
  box-shadow: var(--pic-shadow-xl);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  animation: picDrawerIn 0.25s ease;
}

@keyframes picDrawerIn {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

.pic-nav-drawer-link {
  padding: 12px 14px;
  border-radius: var(--pic-radius-lg);
  color: var(--pic-text);
  font-size: var(--pic-font-size-md);
  font-weight: 500;
}

.pic-nav-drawer-link:hover {
  background: var(--pic-bg-gray);
  color: var(--pic-primary);
}

/* ---------- 通用按钮 ---------- */
.pic-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--pic-radius-lg);
  border: 1px solid transparent;
  font-size: var(--pic-font-size-base);
  font-weight: 600;
  line-height: 1.4;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease,
    box-shadow 0.2s ease, opacity 0.2s ease;
  text-decoration: none;
  cursor: pointer;
}

.pic-btn-primary {
  background: var(--pic-primary);
  color: #fff;
}

.pic-btn-primary:hover {
  background: var(--pic-primary-hover);
  color: #fff;
  box-shadow: 0 6px 16px rgb(var(--pic-primary-rgb) / 0.35);
}

.pic-btn-outline {
  background: transparent;
  border-color: var(--pic-border-dark);
  color: var(--pic-text);
}

.pic-btn-outline:hover {
  border-color: var(--pic-primary);
  color: var(--pic-primary);
}

.pic-btn-block {
  width: 100%;
}

/* ---------- 通用弹窗 ---------- */
.pic-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--modal-overlay-bg);
  -webkit-backdrop-filter: blur(var(--modal-blur));
  backdrop-filter: blur(var(--modal-blur));
}

.pic-modal.is-open {
  display: flex;
}

.pic-modal-box {
  width: 100%;
  max-width: 460px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--pic-bg-white);
  border-radius: var(--pic-radius-2xl);
  box-shadow: var(--modal-shadow);
  padding: 32px;
  position: relative;
  animation: picModalIn 0.25s ease;
}

@keyframes picModalIn {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.pic-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--pic-radius-full);
  background: var(--pic-bg-gray);
  color: var(--pic-text-muted);
  font-size: 15px;
  transition: background 0.2s ease, color 0.2s ease;
}

.pic-modal-close:hover {
  background: var(--pic-error-light);
  color: var(--pic-error);
}

.pic-modal-header {
  margin-bottom: 20px;
}

.pic-modal-title {
  font-size: var(--pic-font-size-xl);
  margin: 0 0 4px;
}

.pic-modal-subtitle {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin: 0;
}

/* 搜索弹窗 */
.search-modal-hero {
  text-align: center;
  margin-bottom: 24px;
}

.search-modal-hero-title {
  font-size: var(--pic-font-size-2xl);
  margin: 0 0 6px;
}

.search-modal-hero-desc {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin: 0;
}

.search-modal-form {
  margin-bottom: 16px;
}

.search-modal-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-modal-icon {
  position: absolute;
  left: 14px;
  color: var(--pic-text-muted);
  font-size: 16px;
  pointer-events: none;
}

.search-modal-input {
  width: 100%;
  height: 48px;
  padding: 0 52px 0 44px;
  border: 1px solid var(--pic-border);
  border-radius: var(--pic-radius-xl);
  background: var(--pic-bg-light);
  color: var(--pic-text);
  outline: none;
  font-size: var(--pic-font-size-base);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-modal-input:focus {
  border-color: var(--pic-primary);
  box-shadow: var(--pic-shadow-focus);
}

.search-modal-submit {
  position: absolute;
  right: 6px;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--pic-radius-lg);
  background: var(--pic-primary);
  color: #fff;
  font-size: 16px;
  transition: background 0.2s ease;
}

.search-modal-submit:hover {
  background: var(--pic-primary-hover);
}

.search-modal-footer {
  display: flex;
  justify-content: center;
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-xs);
}

.search-modal-shortcut kbd {
  padding: 2px 6px;
  border: 1px solid var(--pic-border);
  border-radius: var(--pic-radius-sm);
  background: var(--pic-bg-gray);
  font-size: var(--pic-font-size-xs);
}

/* 认证表单 */
.auth-form-view {
  display: none;
}

.auth-form-view.active {
  display: block;
}

.auth-login-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  padding: 4px;
  background: var(--pic-bg-gray);
  border-radius: var(--pic-radius-xl);
}

.auth-tab {
  flex: 1;
  padding: 8px;
  text-align: center;
  border: none;
  border-radius: var(--pic-radius-lg);
  background: transparent;
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-base);
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.auth-tab.active {
  background: var(--pic-bg-white);
  color: var(--pic-text);
  box-shadow: var(--pic-shadow-sm);
}

.pic-input-group {
  margin-bottom: 16px;
}

.pic-input-wrapper {
  position: relative;
}

.pic-input-field {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--pic-border);
  border-radius: var(--pic-radius-lg);
  background: var(--pic-bg-light);
  color: var(--pic-text);
  outline: none;
  font-size: var(--pic-font-size-base);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.pic-input-field:focus {
  border-color: var(--pic-primary);
  box-shadow: var(--pic-shadow-focus);
}

.has-password-toggle .pic-input-field {
  padding-right: 44px;
}

.password-toggle {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--pic-text-muted);
  font-size: 16px;
}

.password-toggle:hover {
  color: var(--pic-text);
}

.pic-input-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  height: 36px;
  padding: 0 12px;
  border: none;
  border-radius: var(--pic-radius-lg);
  background: var(--pic-primary-light);
  color: var(--pic-primary);
  font-size: var(--pic-font-size-xs);
  font-weight: 600;
  transition: opacity 0.2s ease;
}

.pic-input-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.auth-link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  font-size: var(--pic-font-size-sm);
}

.auth-link-row a {
  color: var(--pic-text-muted);
}

.auth-link-row a:hover {
  color: var(--pic-primary);
}

.auth-footer-text {
  text-align: center;
  margin-top: 16px;
  font-size: var(--pic-font-size-sm);
  color: var(--pic-text-muted);
}

.auth-footer-text a {
  color: var(--pic-primary);
}

.auth-form-error {
  display: none;
  padding: 10px 14px;
  margin-bottom: 16px;
  border-radius: var(--pic-radius-lg);
  background: var(--pic-error-light);
  color: var(--pic-error);
  font-size: var(--pic-font-size-sm);
}

.auth-form-error.is-visible {
  display: block;
}

/* ---------- 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 16px 0;
  font-size: var(--pic-font-size-sm);
  color: var(--pic-text-muted);
}

.breadcrumb-item a {
  color: var(--pic-text-muted);
}

.breadcrumb-item a:hover {
  color: var(--pic-primary);
}

.breadcrumb-item.current {
  color: var(--pic-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 320px;
}

.breadcrumb-separator {
  color: var(--pic-border-dark);
}

/* ---------- 页脚 ---------- */
.pic-theme-footer {
  background: var(--pic-bg-white);
  border-top: 1px solid var(--pic-border-light);
  padding: var(--pic-footer-padding);
  margin-top: 48px;
}

.pic-theme-footer-container {
  max-width: var(--pic-container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.pic-theme-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.pic-theme-footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--pic-text);
}

.pic-theme-footer-brand:hover {
  color: var(--pic-text);
}

.pic-theme-footer-logo {
  height: 24px;
  width: auto;
}

.pic-theme-footer-title {
  font-size: var(--pic-font-size-md);
  font-weight: 700;
}

.pic-theme-footer-copyright {
  margin: 0;
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-xs);
}

/* ---------- 悬浮返回顶部 ---------- */
.floating-back-to-top {
  position: fixed;
  right: 24px;
  bottom: 96px;
  z-index: 90;
  width: 56px;
  height: 56px;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.floating-back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-btn {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--pic-radius-full);
  background: var(--pic-bg-white);
  color: var(--pic-text);
  font-size: 18px;
  box-shadow: var(--pic-shadow-lg);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.floating-btn:hover {
  background: var(--pic-primary);
  color: #fff;
  transform: translateY(-3px);
}

/* ---------- FAB 悬浮菜单（移动端） ---------- */
.pic-fab-menu-btn {
  display: none;
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 1050;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--pic-radius-full);
  background: rgb(255 255 255 / 0.85);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  color: var(--pic-text);
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.18);
  transition: background 0.2s ease, transform 0.2s ease;
}

:root[data-theme="dark"] .pic-fab-menu-btn {
  background: rgb(40 40 45 / 0.88);
}

.pic-fab-icon-close {
  display: none;
}

.pic-fab-menu-btn.is-open .pic-fab-icon-menu {
  display: none;
}

.pic-fab-menu-btn.is-open .pic-fab-icon-close {
  display: block;
}

.pic-fab-sheet-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1060;
  background: rgb(0 0 0 / 0.5);
}

.pic-fab-sheet-backdrop.is-open {
  display: block;
}

.pic-fab-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1070;
  max-height: 80vh;
  overflow-y: auto;
  background: var(--pic-bg-white);
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -10px 40px rgb(0 0 0 / 0.2);
  transform: translateY(100%);
  transition: transform 0.3s ease;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
}

.pic-fab-sheet.is-open {
  transform: translateY(0);
}

.pic-fab-sheet-handle {
  width: 40px;
  height: 4px;
  margin: 0 auto 16px;
  border-radius: var(--pic-radius-full);
  background: var(--pic-border);
}

.pic-fab-sheet-section {
  margin-bottom: 20px;
}

.pic-fab-sheet-label {
  font-size: var(--pic-font-size-xs);
  font-weight: 600;
  color: var(--pic-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
  padding: 0 4px;
}

.pic-fab-sheet-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.pic-fab-sheet-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 4px;
  border-radius: var(--pic-radius-xl);
  background: var(--pic-bg-light);
  color: var(--pic-text-light);
  font-size: var(--pic-font-size-xs);
  transition: background 0.2s ease, color 0.2s ease;
}

.pic-fab-sheet-item:hover {
  background: var(--pic-primary-light);
  color: var(--pic-primary);
}

.pic-fab-sheet-item-icon {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- 提示 Toast ---------- */
.pic-toast {
  position: fixed;
  left: 50%;
  bottom: 80px;
  transform: translateX(-50%) translateY(20px);
  z-index: 1200;
  padding: 10px 20px;
  border-radius: var(--pic-radius-full);
  background: rgb(17 17 17 / 0.92);
  color: #fff;
  font-size: var(--pic-font-size-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  box-shadow: var(--pic-shadow-lg);
  max-width: 80vw;
}

.pic-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.pic-toast.is-error {
  background: rgb(220 53 69 / 0.95);
}

/* ---------- 懒加载背景 ---------- */
.pic-lazy-bg {
  background-color: var(--pic-bg-gray);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.pic-lazy-bg.is-placeholder {
  background-image: none;
  position: relative;
  overflow: hidden;
}

.pic-lazy-bg.is-placeholder::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgb(255 255 255 / 0.35) 50%, transparent 70%);
  background-size: 200% 100%;
  animation: picShimmer 1.6s infinite;
}

@keyframes picShimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

/* ---------- 通用徽标 ---------- */
.pic-home-card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 3;
  padding: 3px 10px;
  border-radius: var(--pic-radius-full);
  font-size: var(--pic-font-size-xs);
  font-weight: 600;
  color: #fff;
  background: var(--pic-primary);
  box-shadow: var(--pic-shadow-sm);
}

.pic-home-card-badge.tag-new {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.pic-home-card-badge.tag-featured {
  background: var(--hot-badge-gradient);
}

.pic-home-card-badge.tag-hot {
  background: linear-gradient(135deg, #ff3d57, #ff7a45);
}

/* 行内标签（标题前） */
.pic-home-card-tag {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 7px;
  border-radius: var(--pic-radius-sm);
  font-size: var(--pic-font-size-xs);
  font-weight: 600;
  color: #fff;
  vertical-align: 1px;
}

.pic-home-card-tag.t-new {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.pic-home-card-tag.t-featured {
  background: var(--hot-badge-gradient);
}

.pic-home-card-tag.t-hot {
  background: linear-gradient(135deg, #ff3d57, #ff7a45);
}

/* ---------- 空状态 ---------- */
.pic-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--pic-text-muted);
}

.pic-empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  color: var(--pic-border-dark);
}

.pic-empty-title {
  font-size: var(--pic-font-size-md);
  font-weight: 600;
  color: var(--pic-text);
  margin-bottom: 6px;
}

.pic-empty-desc {
  font-size: var(--pic-font-size-sm);
}

/* ---------- 页面通用布局 ---------- */
.page-wrapper {
  max-width: var(--pic-container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.pic-page-card {
  background: var(--pic-bg-card);
  border-radius: var(--pic-radius-2xl);
  border: 1px solid var(--pic-border-light);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--pic-shadow-sm);
}

.pic-page-title {
  font-size: var(--pic-font-size-3xl);
  margin: 0 0 16px;
}

.pic-page-content {
  color: var(--pic-text-light);
  font-size: var(--pic-font-size-base);
}

.pic-page-content h2 {
  font-size: var(--pic-font-size-xl);
  margin-top: 1.5em;
}

.pic-page-content h3 {
  font-size: var(--pic-font-size-lg);
  margin-top: 1.2em;
}

.pic-page-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 1em;
}

.pic-page-content ol {
  list-style: decimal;
  padding-left: 24px;
  margin-bottom: 1em;
}

/* ---------- 内容区块间距 ---------- */
.pic-module-spacer {
  height: 24px;
}

/* ============================================================= *
 * 补充样式（模板/JS 使用但此前未定义，保持与整体视觉一致）
 * ============================================================= */

/* ---------- 弹窗修饰 ---------- */
.pic-modal-md {
  max-width: 480px;
}

.pic-modal-body {
  padding: 8px 0 0;
}

/* ---------- 幽灵按钮 ---------- */
.pic-btn-ghost {
  background: transparent;
  color: var(--pic-text);
  border: 1px solid var(--pic-border-dark);
}

.pic-btn-ghost:hover {
  border-color: var(--pic-primary);
  color: var(--pic-primary);
  background: rgb(var(--pic-primary-rgb) / 0.06);
}

/* ---------- 输入组件 ---------- */
.pic-input-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: rgb(var(--pic-primary-rgb) / 0.1);
  color: var(--pic-primary);
  font-size: var(--pic-font-size-xs);
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--pic-radius-md);
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.pic-input-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.send-code-btn {
  min-width: 96px;
}

/* 搜索表单（独立页） */
.pic-search-form .pic-input-wrapper {
  display: flex;
  gap: 10px;
  max-width: 520px;
}

.pic-search-form .search-field {
  flex: 1;
}

/* ---------- 搜索弹窗 ---------- */
.search-modal-box {
  max-width: 600px;
  padding: 28px;
}

.search-modal-hero {
  text-align: center;
  margin-bottom: 22px;
}

.search-modal-hero-title {
  font-size: var(--pic-font-size-2xl);
  margin: 0 0 6px;
}

.search-modal-hero-desc {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin: 0;
}

.search-modal-form {
  margin-bottom: 16px;
}

.search-modal-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-modal-icon {
  position: absolute;
  left: 16px;
  color: var(--pic-text-muted);
  font-size: 18px;
}

.search-modal-input {
  width: 100%;
  height: 52px;
  border-radius: var(--pic-radius-2xl);
  border: 1px solid var(--pic-border-light);
  background: var(--pic-bg);
  padding: 0 64px 0 46px;
  font-size: var(--pic-font-size-base);
  color: var(--pic-text);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-modal-input:focus {
  border-color: var(--pic-primary);
  box-shadow: 0 0 0 3px rgb(var(--pic-primary-rgb) / 0.15);
}

.search-modal-submit {
  position: absolute;
  right: 6px;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--pic-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.search-modal-submit:hover {
  background: var(--pic-primary-hover);
  transform: scale(1.05);
}

.search-modal-footer {
  display: flex;
  justify-content: center;
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-xs);
}

.search-modal-shortcut kbd {
  border: 1px solid var(--pic-border-dark);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 1px 6px;
  font-family: inherit;
}

/* ---------- 公告条别名 ---------- */
.pic-home-announcement-bar {
  position: relative;
}

/* ---------- Hero 轮播 ---------- */
.pic-home-hero-card-carousel {
  position: relative;
  overflow: hidden;
}

.pic-home-hero-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.pic-home-hero-slide {
  position: absolute;
  inset: 0;
  display: block;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

.pic-home-hero-slide.active {
  opacity: 1;
  visibility: visible;
}

.pic-home-hero-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 6s ease;
}

.pic-home-hero-slide.active .pic-home-hero-card-bg {
  transform: scale(1.08);
}

.pic-home-hero-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgb(0 0 0 / 0.72) 100%);
}

.pic-home-hero-card-meta {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 18px;
  color: #fff;
}

.pic-home-hero-card-label {
  display: inline-block;
  font-size: var(--pic-font-size-xs);
  padding: 2px 10px;
  border-radius: 999px;
  background: rgb(var(--pic-primary-rgb) / 0.9);
  margin-bottom: 6px;
}

.pic-home-hero-card-name {
  font-size: var(--pic-font-size-lg);
  margin: 0;
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pic-home-hero-indicators {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}

.pic-home-hero-indicator {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  border: none;
  padding: 0;
  background: rgb(255 255 255 / 0.45);
  cursor: pointer;
  transition: all 0.3s ease;
}

.pic-home-hero-indicator.active {
  width: 18px;
  background: #fff;
}

.pic-home-hero-quality-meta {
  display: flex;
  flex-direction: column;
}

.pic-home-hero-stat {
  text-align: left;
}

.pic-home-hero-stat-value {
  font-size: var(--pic-font-size-2xl);
  font-weight: 800;
  color: var(--pic-text);
  margin: 0;
}

.pic-home-hero-stat-label {
  font-size: var(--pic-font-size-xs);
  color: var(--pic-text-muted);
  margin: 2px 0 0;
}

/* ---------- 横幅轮播修饰 ---------- */
.pic-slider-big {
  position: relative;
  border-radius: var(--pic-radius-2xl);
  overflow: hidden;
  box-shadow: var(--pic-shadow-md);
}

.pic-slider-ratio {
  position: relative;
  width: 100%;
  aspect-ratio: var(--slider-aspect-ratio, 21 / 9);
}

.pic-slider-ratio .pic-slider-item {
  position: absolute;
  inset: 0;
}

.pic-slider-ratio .pic-slider-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 滚动卡片区 ---------- */
.pic-scrolling-cards {
  overflow: hidden;
}

.pic-scrolling-card-hover-details {
  width: 100%;
}

/* ---------- 加载更多按钮 ---------- */
.pic-home-load-more-btn {
  min-width: 180px;
}

.pic-load-more-btn .loading-icon {
  animation: pic-spin 0.8s linear infinite;
}

.pic-load-more-btn .hidden {
  display: none;
}

@keyframes pic-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ---------- 瀑布流 ---------- */
.is-masonry {
  position: relative;
}

.pic-home-masonry-item {
  position: relative;
  border-radius: var(--pic-radius-xl);
  overflow: hidden;
  margin-bottom: 0;
}

.pic-home-masonry-img {
  width: 100%;
  display: block;
  border-radius: var(--pic-radius-xl);
}

.pic-home-masonry-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 32px 14px 12px;
  background: linear-gradient(180deg, transparent, rgb(0 0 0 / 0.65));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.pic-home-masonry-item:hover .pic-home-masonry-overlay {
  opacity: 1;
}

.pic-home-masonry-author {
  color: #fff;
  font-size: var(--pic-font-size-sm);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- 收藏按钮通用 ---------- */
.pic-card-fav-btn {
  cursor: pointer;
}

.pic-fav-label {
  margin: 0 4px;
}

.pic-fav-num {
  font-variant-numeric: tabular-nums;
}

/* ---------- 用户下拉菜单 ---------- */
.pic-user-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  width: 220px;
  background: var(--pic-bg-card);
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-xl);
  box-shadow: var(--pic-shadow-lg);
  padding: 8px;
  z-index: 60;
}

.pic-user-dropdown-header {
  padding: 10px 12px;
  border-bottom: 1px solid var(--pic-border-light);
  margin-bottom: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pic-user-dropdown-header strong {
  font-size: var(--pic-font-size-sm);
}

.pic-user-dropdown-header span {
  font-size: var(--pic-font-size-xs);
  color: var(--pic-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pic-user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--pic-radius-lg);
  font-size: var(--pic-font-size-sm);
  color: var(--pic-text);
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.pic-user-dropdown-item:hover {
  background: rgb(var(--pic-primary-rgb) / 0.08);
  color: var(--pic-primary);
}

.pic-user-dropdown-item i {
  font-size: 16px;
}

/* ---------- 用户中心页 ---------- */
.pic-user-main,
.pic-rank-main,
.pic-tags-main,
.pic-page-main,
.pic-archive-main {
  padding: 32px 0 64px;
}

.pic-user-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--pic-bg-card);
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-2xl);
  padding: 24px 28px;
  margin-bottom: 32px;
  box-shadow: var(--pic-shadow-sm);
}

.pic-user-avatar img {
  border-radius: 50%;
  width: 88px;
  height: 88px;
  object-fit: cover;
}

.pic-user-meta {
  flex: 1;
  min-width: 0;
}

.pic-user-name {
  font-size: var(--pic-font-size-xl);
  margin: 0 0 4px;
}

.pic-user-email {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin: 0 0 2px;
}

.pic-user-since {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-xs);
  margin: 0;
}

.pic-user-actions {
  display: flex;
  gap: 10px;
}

.pic-user-fav-count {
  font-size: var(--pic-font-size-sm);
  color: var(--pic-text-muted);
  font-weight: 400;
  margin-left: 4px;
}

/* ---------- 标签云页 ---------- */
.pic-tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 8px 0;
}

.pic-tags-cloud-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--pic-bg-card);
  border: 1px solid var(--pic-border-light);
  color: var(--pic-text);
  transition: all 0.2s ease;
  line-height: 1.4;
}

.pic-tags-cloud-item:hover {
  color: #fff;
  background: var(--pic-primary);
  border-color: var(--pic-primary);
  transform: translateY(-2px);
}

.pic-tags-cloud-item .pic-home-tag-count {
  font-size: var(--pic-font-size-xs);
  opacity: 0.75;
}

/* ---------- 排行榜页 ---------- */
.pic-rank-header {
  margin-bottom: 24px;
}

.pic-rank-subtitle {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin-top: 6px;
}

.pic-rank-tabs {
  margin-bottom: 20px;
}

.pic-ranking-tabs-full .pic-ranking-tabs-inner {
  display: inline-flex;
  background: var(--pic-bg-card);
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-2xl);
  padding: 4px;
}

.pic-rank-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pic-rank-empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--pic-text-muted);
}

.pic-rank-empty i {
  font-size: 40px;
  color: var(--pic-border-dark);
}

/* ---------- 404 页 ---------- */
.pic-404-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 48px 24px;
  text-align: center;
}

.pic-404-inner {
  max-width: 480px;
}

.pic-404-art {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.pic-404-big {
  font-size: 96px;
  font-weight: 800;
  color: var(--pic-primary);
  line-height: 1;
}

.pic-404-orbit {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  border: 2px dashed var(--pic-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pic-primary);
  font-size: 34px;
  animation: pic-spin 12s linear infinite;
}

.pic-404-title {
  font-size: var(--pic-font-size-2xl);
  margin: 0 0 8px;
}

.pic-404-desc {
  color: var(--pic-text-muted);
  margin: 0 0 24px;
}

.pic-404-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
}

/* ---------- 独立页面 ---------- */
.pic-page-box {
  background: var(--pic-bg-card);
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-2xl);
  padding: 32px;
  box-shadow: var(--pic-shadow-sm);
}

/* ---------- 归档页 ---------- */
.pic-archive-header {
  margin-bottom: 24px;
}

.pic-archive-title {
  font-size: var(--pic-font-size-2xl);
  margin: 0;
}

.pic-archive-description {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin-top: 6px;
}

.pic-search-count {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
  margin: -8px 0 20px;
}

.pic-search-query {
  color: var(--pic-primary);
}

.pic-archive-empty {
  text-align: center;
  padding: 64px 20px;
  color: var(--pic-text-muted);
}

.pic-archive-empty i {
  font-size: 44px;
  color: var(--pic-border-dark);
  margin-bottom: 12px;
  display: block;
}

.pic-archive-empty .pic-btn {
  margin-top: 12px;
}

.pic-archive-pagination {
  margin-top: 40px;
}

/* ---------- 分页 ---------- */
.pic-pagination .nav-links {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pic-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--pic-radius-lg);
  border: 1px solid var(--pic-border-light);
  background: var(--pic-bg-card);
  color: var(--pic-text);
  font-size: var(--pic-font-size-sm);
  transition: all 0.2s ease;
}

.pic-pagination .page-numbers:hover {
  border-color: var(--pic-primary);
  color: var(--pic-primary);
}

.pic-pagination .page-numbers.current {
  background: var(--pic-primary);
  border-color: var(--pic-primary);
  color: #fff;
}

/* ---------- 评论 ---------- */
.pic-comments {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--pic-border-light);
}

.pic-comments-title {
  font-size: var(--pic-font-size-lg);
  margin: 0 0 16px;
}

.pic-comment-list,
.pic-comment-list .children {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pic-comment-list > li {
  padding: 16px 0;
  border-bottom: 1px solid var(--pic-border-light);
}

.pic-comment-list .comment-body {
  display: flex;
  gap: 12px;
}

.pic-comment-list .comment-author img {
  border-radius: 50%;
}

.pic-comment-list .comment-author .fn {
  font-style: normal;
  font-weight: 600;
}

.pic-comment-list .comment-metadata {
  font-size: var(--pic-font-size-xs);
  color: var(--pic-text-muted);
}

.pic-comment-list .comment-content {
  margin-top: 8px;
  font-size: var(--pic-font-size-sm);
}

.pic-comments .comment-form {
  margin-top: 24px;
}

.pic-comments .comment-form textarea {
  width: 100%;
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-lg);
  background: var(--pic-bg);
  padding: 12px 14px;
  color: var(--pic-text);
  font-family: inherit;
  font-size: var(--pic-font-size-sm);
  resize: vertical;
}

.pic-comments .comment-form input[type="text"],
.pic-comments .comment-form input[type="email"],
.pic-comments .comment-form input[type="url"] {
  width: 100%;
  border: 1px solid var(--pic-border-light);
  border-radius: var(--pic-radius-lg);
  background: var(--pic-bg);
  padding: 10px 12px;
  color: var(--pic-text);
}

.pic-comment-reply-title {
  font-size: var(--pic-font-size-lg);
}

.pic-comments-closed {
  color: var(--pic-text-muted);
  font-size: var(--pic-font-size-sm);
}

/* ---------- FAB 面板内部 ---------- */
.pic-fab-sheet-inner {
  padding: 12px 20px calc(24px + env(safe-area-inset-bottom));
}

.pic-fab-sheet-nav {
  margin-bottom: 20px;
}

.pic-fab-sheet-item-label {
  font-size: var(--pic-font-size-sm);
  font-weight: 500;
}

.pic-fab-sheet-label {
  font-size: var(--pic-font-size-xs);
  color: var(--pic-text-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- 访客头像按钮 ---------- */
.user-avatar-btn-guest {
  border: none;
  background: transparent;
  padding: 0;
}

.user-avatar-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgb(var(--pic-primary-rgb) / 0.12);
  color: var(--pic-primary);
}

/* ---------- 登录态小工具 ---------- */
.fab-item-auth {
  cursor: pointer;
}

.pic-section-text {
  display: inline;
}

/* ---------- 深色模式自适配挂载点 ---------- */
.pic-dark-adaptive {
  color: var(--pic-text);
}

/* ---------- 活动时间线节点 ---------- */
.pic-activity-card-dot {
  position: absolute;
  left: -29px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--pic-primary);
  border: 2px solid var(--pic-bg);
}

/* ---------- 首页模块容器（无默认样式时保持语义） ---------- */
.pic-home-post-grid,
.pic-home-coser,
.pic-home-ranking,
.pic-home-activity,
.pic-home-tags,
.pic-home-topics,
.pic-home-slider,
.pic-home-masonry {
  position: relative;
}

.pic-home-coser-header-text,
.pic-home-ranking-header-text {
  flex: 1;
  min-width: 0;
}

.pic-home-coser-info {
  min-width: 0;
}

.pic-home-tag-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- 登录表单 Tab ---------- */
.auth-login-form .pic-input-group + .pic-input-group {
  margin-top: 0;
}

.auth-form-view .pic-input-group + .pic-input-group {
  margin-top: 0;
}

.auth-form-view .pic-input-group {
  margin-bottom: 14px;
}

/* ---------- 收尾小件 ---------- */
.search-toggle-btn {
  border: none;
  background: transparent;
  color: var(--pic-text);
  width: 38px;
  height: 38px;
  border-radius: var(--pic-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.search-toggle-btn:hover {
  background: rgb(var(--pic-primary-rgb) / 0.1);
  color: var(--pic-primary);
}

.pic-home-tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pic-user-favorites {
  margin-top: 12px;
}

.pic-load-more-btn .btn-text {
  transition: opacity 0.2s ease;
}

/* 横幅轮播：内层容器填充比例盒 */
.pic-slider-ratio > .pic-slider-big {
  position: absolute;
  inset: 0;
}

/* ---------- 会员中心 ---------- */
.pic-vip-main { padding: 60px 0 80px; min-height: 60vh; }
.pic-vip-header { text-align: center; margin-bottom: 48px; }
.pic-vip-title { font-size: 36px; font-weight: 800; margin: 0 0 12px; }
.pic-vip-subtitle { font-size: 16px; color: var(--pic-text-secondary); margin: 0; }
.pic-vip-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 56px;
}
.pic-vip-card {
  position: relative; background: var(--pic-bg-white); border: 1px solid var(--pic-border);
  border-radius: var(--pic-radius-lg); padding: 36px 28px; text-align: center;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.pic-vip-card:hover { transform: translateY(-6px); box-shadow: var(--pic-shadow-lg); }
.pic-vip-card.is-hot {
  border-color: var(--pic-primary); box-shadow: 0 12px 40px -12px var(--pic-primary-rgb, 255,107,107);
}
.pic-vip-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--pic-primary); color: #fff; font-size: 12px; font-weight: 600;
  padding: 4px 14px; border-radius: 999px; white-space: nowrap;
}
.pic-vip-name { font-size: 20px; font-weight: 700; margin: 0 0 16px; }
.pic-vip-price-row { display: flex; align-items: baseline; justify-content: center; gap: 6px; margin-bottom: 20px; }
.pic-vip-price-cur { font-size: 18px; color: var(--pic-primary); font-weight: 700; }
.pic-vip-price-num { font-size: 44px; font-weight: 800; color: var(--pic-primary); line-height: 1; }
.pic-vip-price-origin { font-size: 14px; color: var(--pic-text-light); }
.pic-vip-duration { font-size: 13px; color: var(--pic-text-secondary); }
.pic-vip-features { list-style: none; padding: 0; margin: 0 0 28px; text-align: left; }
.pic-vip-features li {
  display: flex; align-items: center; gap: 8px; padding: 8px 0;
  font-size: 14px; color: var(--pic-text); border-bottom: 1px dashed var(--pic-border);
}
.pic-vip-features li:last-child { border-bottom: none; }
.pic-vip-features .icon { color: var(--pic-primary); font-size: 16px; }
.pic-vip-btn { width: 100%; justify-content: center; }
.pic-vip-btn[disabled] { opacity: .6; cursor: not-allowed; }
.pic-vip-faq { background: var(--pic-bg-white); border-radius: var(--pic-radius-lg); padding: 32px; border: 1px solid var(--pic-border); }
.pic-vip-faq-title { text-align: center; font-size: 20px; margin: 0 0 24px; }
.pic-vip-faq-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pic-vip-faq-item { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.pic-vip-faq-item .icon { font-size: 22px; color: var(--pic-primary); }
@media (max-width: 900px) {
  .pic-vip-grid { grid-template-columns: 1fr; }
  .pic-vip-faq-grid { grid-template-columns: repeat(2, 1fr); }
}

/* 头部「开通会员」按钮 */
.pic-nav-vip-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: linear-gradient(135deg, #ffd166, #ff9f43);
  color: #5a3a00 !important; font-weight: 700; font-size: 13px;
  padding: 8px 16px; border-radius: 999px; text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.pic-nav-vip-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px -6px rgba(255,159,67,.6); }
.pic-nav-vip-btn .icon { font-size: 14px; }
@media (max-width: 782px) { .pic-nav-vip-btn span { display: none; } .pic-nav-vip-btn { padding: 8px 10px; } }

/* 用户中心：设置面板 */
.pic-user-settings-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 40px;
}
.pic-user-panel {
  background: var(--pic-bg-white); border: 1px solid var(--pic-border);
  border-radius: var(--pic-radius-lg); padding: 28px;
}
.pic-user-panel-title { font-size: 18px; margin: 0 0 20px; }
.pic-user-form-row { margin: 0 0 16px; }
.pic-user-form-row label { display: block; font-size: 13px; color: var(--pic-text-secondary); margin-bottom: 6px; font-weight: 500; }
.pic-user-form-row input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--pic-border);
  border-radius: 8px; background: var(--pic-bg-input); color: var(--pic-text);
  font-size: 14px; box-sizing: border-box;
}
.pic-user-form-row input:disabled { opacity: .6; cursor: not-allowed; }
.pic-user-form-row input:focus { outline: none; border-color: var(--pic-primary); }
@media (max-width: 782px) { .pic-user-settings-grid { grid-template-columns: 1fr; } }