html[data-theme="blue"]{--heading-color: #0d47a1;}
html[data-theme="light"]{--heading-color: #2d3748;}
html[data-theme="pink"]{--heading-color: #5a3a3a;}
html[data-theme="cyber"]{--heading-color: #b490ff;}
html[data-theme="dark"] {--heading-color: #fff;}
/* 海蓝色系 (Ocean Blue) */
[data-theme="blue"] .header-bg {
  background-image: url('/jpg/b1_021.jpg'), url('/jpg/b1_022.jpg');
} 
[data-theme="blue"] {
  /* 背景 */
  --bg-gradient: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  --header-bg: linear-gradient(135deg, #1976d2 0%, #0d47a1 100%);
  --nav-bg: #e3f2fd;
  --card-bg: rgba(255,255,255,0.85);
  /* 文字颜色 - 统一使用 */
  --text-primary: #0d47a1;
  --text-secondary: #546e7a;
  --text-white: #ffffff; 
  --border-color: rgba(33,150,243,0.25);
  --border-hover: #1976d2;
  --input-border: #90caf9;
  --input-focus: #1976d2;
  /* 按钮 */
--btn-primary: #1565c0;   
--btn-primary-hover: #1976d2;  
--btn-primary-text: #ffffff;   
    --btn-secondary-bg: #e3f2fd;   
    --btn-secondary-border: #90caf9;
    --btn-secondary-text: #1976d2;
  /* 图标按钮 */
  --icon-bg: rgba(25,118,210,0.1);
  --icon-hover: rgba(25,118,210,0.2);
  --icon-text: #1976d2;
  /* 阴影 */
  --shadow-sm: 0 2px 8px rgba(33,150,243,0.15);
  --shadow-md: 0 4px 16px rgba(33,150,243,0.15);
  --shadow-lg: 0 8px 32px rgba(33,150,243,0.25);
  /* 导航激活 */
  --nav-active-bg: #4285d4;
  --nav-active-text: #ffffff;
}
@media (max-width:768px){
  [data-theme="blue"] .header-bg { background-image: url('/jpg/b1_021.jpg'); }
}
/* 机甲的希望 (Light Mode) */
[data-theme="light"] .header-bg {
  background-image: url('/jpg/b1_041.jpg'), url('/jpg/b1_042.jpg');
} 
[data-theme="light"] {
  /* 页面整体背景：奶黄浅绿马卡龙渐变 */
  --bg-gradient: linear-gradient(135deg, #fefce8 0%, #f0fdf4 100%);
  /* 头部header渐变：柔和柠绿 */
  --header-bg: linear-gradient(135deg, #86efac 0%, #4ade80 100%);

  --nav-bg: #ffffff;
  --card-bg: #ffffff;

  --text-primary: #1a202c;
  --text-secondary: #65736e;
  --text-white: #ffffff;

  --border-color: #e4ede8;
  --border-hover: #4ade80;

  --input-border: #cbd5cb;
  --input-focus: #4ade80;

  /* 主按钮 黄绿 */
  --btn-primary:#22c55e;
  --btn-primary-hover:#4ade80;
  --btn-primary-text: #ffffff;

  /* 次要按钮 淡黄绿底色 */
  --btn-secondary-bg: #f0fdf4;
  --btn-secondary-border: #c8e6d4;
  --btn-secondary-text: #2d3733;

  --btn-action-bg: #ef4444;

  /* icon模块背景 */
  --icon-bg: #ade6c4;
  --icon-hover: #d9f4e4;
  --icon-text: #16a34a;

  /* 阴影：去掉蓝色偏色，中性柔和阴影 */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.07);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(74, 222, 128, 0.14);

  /* 导航激活高亮颜色【柠绿色】 */
  --nav-active-bg: #22c55e;
  --nav-active-text: #ffffff;
}
@media (max-width:768px){
  [data-theme="light"] .header-bg { background-image: url('/jpg/b1_041.jpg'); }
}
[data-theme="pink"] .header-bg {background-image: url('/jpg/b1_011.jpg'), url('/jpg/b1_012.jpg');} 
[data-theme="pink"] {
  --bg-gradient: linear-gradient(135deg, #fdf2f4 0%, #faf0f0 100%);
  --header-bg: linear-gradient(135deg, #c4785a 0%, #a0522d 100%);
  --nav-bg: #fdf2f4;
  --card-bg: rgba(255,250,250,0.9);
  --text-primary: #723e4c;
  --text-secondary: #8b6b6b;
  --text-white: #ffffff; 
  --border-color: rgba(205,157,148,0.3);
  --border-hover: #b5651d;
  --input-border: #e8d5d0;
  --input-focus: #b5651d;
--btn-primary: #d889a1;
--btn-primary-hover: #c7728e;
    --btn-primary-text: #ffffff;
    --btn-secondary-bg: #fff0e0;   
    --btn-secondary-border: #eed0b0;
    --btn-secondary-text: #7a4b2a;
  --icon-bg: rgba(181,101,29,0.1);
  --icon-hover: rgba(181,101,29,0.2);
  --icon-text: #b5651d;
  --shadow-sm: 0 2px 8px rgba(136,78,78,0.08);
  --shadow-md: 0 4px 16px rgba(136,78,78,0.1);
  --shadow-lg: 0 8px 32px rgba(181,101,29,0.2);
  --nav-active-bg: #d889a1;
  --nav-active-text: #ffffff;
}
@media (max-width:768px){
  [data-theme="pink"] .header-bg { background-image: url('/jpg/b1_011.jpg'); }
}
[data-theme="cyber"] .header-bg {
  background-image: url('/jpg/b1_051.jpg'), url('/jpg/b1_052.jpg');
} 
[data-theme="cyber"] {
  --bg-gradient: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  --header-bg: linear-gradient(135deg, #00ffc8 0%, #b57edc 100%);
  --nav-bg: rgba(20,20,35,0.9);
  --card-bg: rgba(20,20,35,0.85);
  --text-primary:#b490ff;
  --text-secondary: #b57edc;
  --text-white: #0f0c29; 
  --border-color: rgba(0,255,200,0.25);
  --border-hover: #00ffc8;
  --input-border: rgba(0,255,200,0.25);
  --input-focus: #00ffc8;
--btn-primary: #b490ff;
--btn-primary-hover: #9d73f2;
    --btn-primary-text: #0f0c29;  
    --btn-secondary-bg: #2a2a4a;   
    --btn-secondary-border: #b57edc;  
    --btn-secondary-text: #1976d2;
  --icon-bg: rgba(0,255,200,0.15);
  --icon-hover: rgba(0,255,200,0.3);
  --icon-text: #00ffc8;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 32px rgba(0,255,200,0.3);
  --nav-active-bg: #b490ff;
  --nav-active-text: #0f0c29;
}
@media (max-width:768px){
  [data-theme="cyber"] .header-bg { background-image: url('/jpg/b1_051.jpg'); }
}
[data-theme="dark"] .header-bg {background-image: url('/jpg/b1_031.jpg'), url('/jpg/b1_032.jpg');} 
[data-theme="dark"] {
  --bg-gradient: linear-gradient(135deg, #121212 0%, #1e1e1e 100%);
  --header-bg: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
  --nav-bg: rgba(45,45,45,0.95);
  --card-bg: rgba(45,45,45,0.9);
  --text-primary: #e0e0e0;
  --text-secondary: #a0aec0;
  --text-white: #e2e8f0;  
  --border-color: rgba(255,255,255,0.1);
  --border-hover: #728d9d;
  --input-border: #4a5568;
  --input-focus: #728d9d;
  --btn-primary: #728d9d;
  --btn-primary-hover: #5e9faf;
    --btn-primary-text: #121212;   
    --btn-secondary-bg: #3a3f4b;   
    --btn-secondary-border: #5a6270;
    --btn-secondary-text: #1976d2; 
  --icon-bg: rgba(114,141,157,0.15);
  --icon-hover: rgba(114,141,157,0.3);
  --icon-text: #728d9d;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(114,141,157,0.2);
  --nav-active-bg: #728d9d;
  --nav-active-text: #121212;
}
@media (max-width:768px){
  [data-theme="dark"] .header-bg { background-image: url('/jpg/b1_031.jpg'); }
}
* {margin: 0; padding: 0; box-sizing: border-box;}
a { text-decoration: none; color: inherit;}
html, body { overflow-x: hidden;}
body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-gradient, linear-gradient(#e8f5e9 0%, #e8f5e9 100%));
  color: var(--text-primary, #1a3b5c);
  transition: background 0.4s ease, color 0.4s ease;
}
.text-primary { color: var(--text-primary); }
.text-white { color: var(--text-white, #ffffff); }
.text-muted { color: var(--text-muted, #5c82a3); }
.header-bg {
  border-bottom: none;
  width: 100%;
  min-height: 128px;
  background: var(--header-bg, linear-gradient(135deg, #87cefa 0%, #b6e0fb 100%));
  background-image: url('/jpg/b1_01.jpg'), url('/jpg/b1_02.jpg');
  background-size: auto 128px, 100% 100%;
  background-position: left center, right center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background 0.4s ease;
}
.logof {
  position: absolute;
  top: 8px;
  right: 22px;
  z-index: 9999;
  display: flex;
  gap: 8px;
  align-items: center;
  white-space: nowrap;
}
.logof a, .icon-btn {
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
  color: #333;
  transition: color 0.2s;
}
.logof a:hover, .icon-btn:hover {  color: #0066cc;}
.icon-btn { user-select: none;}
#dynamic-bookmark {
  font-size: 1.8rem;
  font-weight: 500; 
  color: var(--heading-color, rgba(32, 94, 181, 0.1));
  transition: color 0.4s ease;
  text-align: center;
  cursor: text;
}
.header { text-align: center;  line-height: 1;position: relative;  top: -30px;}
.quote-bar {
  max-width: 700px;
  margin: 0.4rem auto 0;
  padding: 0.2rem 1.2rem;
  text-align: center;
}
.quote-text {
  font-size: 0.8rem;
  color: var(--text-primary, #1a3b5c);
  font-style: italic;
  transition: color 0.4s ease;
  text-shadow: 0 0 2px #fff, 0 0 2px #fff;
}
.quote-author {
  font-size: 0.8rem;
  color: var(--text-primary, #1a3b5c);
  margin-left: 8px;
  opacity: 0.8;
  transition: color 0.4s ease;
  text-shadow: 0 0 2px #fff, 0 0 2px #fff;
}
#theme-toggle-checkbox { display: none;}
.theme-switcher {
  position: absolute;
  top: 12px;
  left: 12px;
  display: inline-block;
  z-index: 100;
}
.theme-btn {
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.15);
  cursor: pointer;
  font-size: 0.8rem;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  color: rgba(255,255,255,0.9);
  font-weight: 500;
}
.theme-toggle-btn {
  display: inline-flex;
  align-items: left;
  padding: 4px;
  cursor: pointer;  
  border: none;
  background: transparent;
  user-select: none;
  font-size: 0.8rem;
}
.theme-toggle-btn .hide-text{display:none;}
.theme-btn-group {
  position: absolute;
  top: 0;
  left: 100%;
  margin-left: 6px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap; 
  gap: 6px;
  z-index: 99;
  width: 180px;  
  max-height: 100px; 
  opacity: 0;
  overflow: hidden;
  transform: translateX(-8px);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (min-width:768px) {
  .theme-switcher:hover .theme-btn-group { opacity: 1; transform: translateX(0); }
  #theme-toggle-checkbox:checked ~ .theme-btn-group { opacity: 0; transform: translateX(-8px);}
}
@media (max-width:767px) { .theme-switcher:hover .theme-btn-group { opacity: 0; transform: translateX(-8px);  }
  #theme-toggle-checkbox:checked ~ .theme-btn-group { opacity: 1; transform: translateX(0); }
}
.theme-btn:hover {background: rgba(255,255,255,0.3); transform: scale(0.9);}
.theme-btn.active { background: rgba(255,255,255,0.6);}
#toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin: 0.5rem auto;
  width: 100%;
  max-width: 1200px;
  padding: 0 0.5rem;
}
#search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1 1 320px;
  max-width: 480px;
}
#search-input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--input-border, #b8d8f0);
  background: var(--card-bg, #f8fcff);
  color: var(--text-primary, #1a3b5c);
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
  border-radius: 10px;
  outline: none;
  transition: all 0.2s ease;
  backdrop-filter: blur(8px);
}
.btn {
  border: none;
  border-radius: 10px;
  padding: 0.3rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.btn-primary {
  background: var(--btn-primary, #2b7bcc);
  color: var(--text-white, #ffffff);
  border: none;
  border-radius: 20px;
  padding: 0.35rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.btn-primary:hover {
  background: var(--btn-primary-hover, #2069b3);
  transform: translateY(-1px);
}
#icon-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.icon-btn {
  position: relative;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--icon-text, #0f4c81);
  user-select: none;
}
.tooltip-text {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(44,62,68,0.9);
  color: white;
  padding: 4px 10px;
  border-radius: 30px;
  font-size: 0.7rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: 0.15s;
  pointer-events: none;
  z-index: 99999;
}
#container {
  display: flex;
  flex-direction: column;
  position: relative;
  flex-grow: 1;
}
.main-wrap {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 16px;
  flex-shrink: 0;
  flex-grow: 1;
}
.nav-radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}
#main-nav {
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 12;
  width: 100vw;
  padding: 0.3rem;
  background: var(--nav-bg, #7cb8e8);
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(75, 145, 200, 0.12));
  transition: background 0.4s ease;
}
#nav-list {
  max-width: 1200px;
  margin: 1px auto;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  list-style: none;
  padding: 0 1rem;
}
.nav-item {
  background: var(--icon-bg, #a6d1f2);
  padding: 0.3rem 0.8rem;
  font-size: clamp(0.8rem, 2vw, 0.9rem);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.25s ease;
  border-radius: 8px;
  color: var(--text-secondary, #0f4c81);
  border: 1px solid transparent;
}
.nav-item:hover {
  background: color-mix(in hsl, var(--icon-bg, #bde6fb), white 22%);
  transform: translateY(-2px);
}
.nav-item.active {
  background: var(--nav-active-bg, #f8fcff);
  color: var(--nav-active-text, #155799);
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(75, 145, 200, 0.12));
}
.subcategory-panel {
  display: none;
  padding: 0.5rem 0;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}
#nav-0:checked ~ .panel-0,
#nav-1:checked ~ .panel-1,
#nav-2:checked ~ .panel-2,
#nav-3:checked ~ .panel-3,
#nav-4:checked ~ .panel-4,
#nav-5:checked ~ .panel-5,
#nav-6:checked ~ .panel-6 { display: block;}
.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem;
  padding-left: 0.5rem;
  letter-spacing: 0.02em;
}
.subcategory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  justify-content: space-between;
}
.card {
  border: 1px solid var(--border-color, #cde4f5);
  border-radius: 12px;
  display: flex;
  background: var(--card-bg, #f8fcff);
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  text-align: left;
  min-height: 100px;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(75, 145, 200, 0.12));
  backdrop-filter: blur(8px);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg, 0 4px 14px rgba(75, 145, 200, 0.18));
  border-color: var(--border-hover, #7cb8e8);
}
.card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
  border-radius: 10px;
  background: var(--icon-bg, #94c5e8);
}
.card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}
.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}
.card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary, #3c6285);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.panel-6 .subcategory-grid {
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.875rem;
}
.panel-6 .card {
  flex-direction: column;
  text-align: center;
  min-height: 90px;
  padding: 1rem 0.75rem;
}
.panel-6 .card-icon {
  width: 40px;
  height: 40px;
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}
.panel-6 .card-title { font-size: 0.85rem;}
.panel-6 .card-desc {  display: none;}

.block-box {
  background: var(--card-bg, #f8fcff);
  border-radius: 14px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-color, #cde4f5);
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(75, 145, 200, 0.12));
  backdrop-filter: blur(8px);
}
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-gradient, #e8f5e9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  visibility: hidden;
  opacity: 0;
  transition: 0.2s;
  pointer-events: none;
}
.modal.active { visibility: visible;  opacity: 1;  pointer-events: auto;}
#toolModal .modal-content {
  background: transparent;
  border-radius: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
.modal-content { background: white; border-radius: 2rem; padding: 1rem;}
.modal-content h3 {
  font-size: 1.2rem;
  margin-bottom: 0.1rem;
  text-align: center;
}
.modal-content input,
.modal-content textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: 60px;
  border: 1px solid #cfdfea;
  margin: 0.6rem 0;
  font-size: 1rem;
  outline: none;
  font-family: inherit;
}
.modal-content textarea { border-radius: 16px; resize: vertical; min-height: 350px;}
.modal-content input:focus,
.modal-content textarea:focus { border-color: #2c7da0;}
.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 0.8rem;
  margin-top: 1.2rem;
}
.btn-secondary {
  background: #eef3f8;
  border: none;
  padding: 0.6rem 1.3rem;
  border-radius: 60px;
  cursor: pointer;
}
.btn-secondary:hover {background: #e0e8ef;}
.action-icon-btn {
  position: relative;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  background-color: rgba(255,255,255,0.7);
  border: 1px solid #cbdde8;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: #2c7da0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}
.action-icon-btn:active {
  border-radius: 50%;
  background-color: rgba(255,255,255,0.7);
  border: 1px solid #cbdde8;
}
.action-icon-btn:hover {
  background: #eef3f8;
  border-color: #2c7da0;
  transform: scale(1.02);
}
.icon-btn:hover .tooltip-text,
.action-icon-btn:hover .tooltip-text {
  opacity: 1;
  visibility: visible;
  bottom: 22px;
}
.delete-action:hover {
  color: #d9534f;
  border-color: #f0bcb0;
  background: #fff6f3;
}
.category-name-area {padding: 0;
  position: relative;
  display: inline-flex;
  align-items: center; 
  border-radius: 60px;
  white-space: nowrap;
  flex-shrink: 0;
}
.category-name-text {
  font-size: 1.3rem;
  font-weight: 100;
  background: linear-gradient(135deg, #1f5a74, #2c7da0);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}
.category-actions-bottom,
.card-actions-bottom {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 0;
  display: flex;
  gap: 3px;
  opacity: 0;
  visibility: hidden;
  transition: 0.18s;
  z-index: 10000;
}
.category-name-area:hover .category-actions-bottom,
.card-item:hover .card-actions-bottom { opacity: 1; visibility: visible;}
.card-item {  position: relative;  display: inline-flex;}
.card-btn {gap: 2px;
  background: var(--btn-secondary-bg, #ffffff);
  border: 1px solid var(--btn-secondary-border, #cbdde8);
  color: var(--text-color);
  font-family: inherit, "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  border-radius: 60px;
  padding: 0.5rem;
  display: inline-flex;
  align-items: center;
  transition: 0.2s;
  font-weight: 500;
  font-size: 0.85rem;
  cursor: pointer;
  max-width: 160px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  margin: 0.3rem;
}
.card-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px -6px rgba(0,0,0,0.1);
  border-color: var(--btn-secondary-border, #bbd3e6);
}
.tool-trigger {  border-color: #b8d4e8;}
.tool-trigger:hover {  border-color: #8bbdd6;}
.note-category .bookmarks-area {
  width: 100%;
  flex-wrap: wrap;
  gap: 5px;
}
.note-tooltip {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #ffffff;
  color: #1b3a2c;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.8rem;
  max-width: 500px;
  white-space: normal;
  word-break: break-word;
  line-height: 1.5;
  z-index: 10001;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  text-align: center;
  display: none;
}
.note-tooltip.show { display: block;}
.note-tooltip strong {
  color: #1b3a2c;
  display: block;
  margin-bottom: 6px;
}
.categories-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}
.category-row {
  border-radius: 1.5rem;
  border:1px solid var(--border-color, #bbd3e6);
  position: relative;
  z-index: 1;
}
.category-row:hover { z-index: 100;}
.row-content {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.3rem;
  padding: 0.6rem;
}
.page-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}
.desc-box {
 width: 100%;
  max-width: 600px;  /* 最大不超过600，大屏最多600px，小屏自动缩到屏幕宽度 */
  margin: 40px auto;
  padding: 14px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  max-height: 30vh;
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
}
.desc-title {
  font-weight: 500;
  font-size: 14px;
  margin: 0 0 12px;
  color: #1a202c;
}
.desc-subtitle {
  font-weight: 300;
  font-size: 12px;
  margin: 16px;
  color: #4a5568;
}
.desc-content {
  font-size: 12px;
  margin: 0;
  color: #2d3748;
  white-space: pre-wrap;
}
.tool-box,
.brief-intro,
.guide-collapse {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 14px;
}
.tool-box { margin: 30px auto;}
.brief-intro {
  margin-bottom: 16px;
  padding: 14px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}
.guide-collapse summary {
  padding: 12px 16px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  font-size: 13px;
  color: #333;
  list-style: none;
}
.guide-collapse summary:hover { background-color: #f8fafc;}
.abanner {
  width: 100%;
  background: var(--bg-gradient, #7cb8e8);
  padding: 8px 0;
  text-align: center;
  transition: margin-bottom 0.3s ease;
}
.acontent {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 15px;
  font-size: 13px;
  color: #4a5568;
}
.footer-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.footer {
  margin-top: 5px;
  background:#444;
  padding:15px 0;
}
.footer-container{
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.footer-toggle-btn .hide-text{display:block;}
.footer-toggle-btn .show-text{display:none;}
.footer-toggle:checked ~ .footer {display: none !important;}
body:has(.footer-toggle:checked) .footer-toggle-btn .show-text { display: block;}
body:has(.footer-toggle:checked) .footer-toggle-btn .hide-text { display: none;}
.footer-links a {
  color: #cbd5e0;
  text-decoration: none;
  margin: 0 12px;
  font-size: 14px;
}
.footer-links a:hover { color: #90cdf4;}
.copyright { font-size: 13px;  opacity: 0.8; color: #fff;}
.footer-toggle-btn {
  position: fixed;
  right: 5px;
  bottom: 5px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #f8f9fa;
  color: #495057;
  font-size: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  z-index: 999;
  user-select: none;
  transition: all 0.2s;
}
.footer-toggle-btn:hover { background: #e9ecef;  transform: scale(1.05);}
.hide-text { display: none;}
@media (max-width: 768px) {
.header-bg {
    border-bottom: none;
    width: 100%;
    height: 0;
    padding-top: 19.7%;
    background: var(--header-bg, linear-gradient(135deg, #87cefa 0%, #b6e0fb 100%)); 
    background-image: url('/jpg/b1_01.jpg');
    background-size: 100% 100%, contain;
    background-position: center, left center;
    background-repeat: no-repeat;
  } 
.header { top: -32px;  }
  #dynamic-bookmark { font-size: 1.35rem; }
  .row-content { flex-direction: column;  align-items: flex-start; }
  .category-name-area,
  .bookmarks-area {  width: 100%; }
  .theme-switcher { top: 0.75rem; left: 0.5rem; gap: 0.1rem; }
  .theme-btn { width: 20px; height: 20px; font-size: 0.6rem; }
  #main-nav { padding: 0.1rem 0; }
  #nav-list {margin: 0;display: flex;  flex-wrap: wrap;  gap: 0.5rem;padding: 0.5rem;  }
  .nav-item {line-height: 1.5; padding: 0.3rem; font-size: 1rem; }
  #nav-list li {  display: block;   margin: 0;   }
  .card { flex-direction: column; text-align: center; min-height: auto; padding: 0.5rem;}
  .card-icon { width: 28px; height: 28px; font-size: 1.4rem; margin-bottom: 0.25rem;  }
  .card-title { font-size: 0.85rem;  }
  .card-desc { font-size: 0.75rem; -webkit-line-clamp: 2; }
  .subcategory-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .panel-6 .subcategory-grid { grid-template-columns: repeat(2, 1fr);    gap: 0.625rem;  }
  .panel-6 .card { min-height: 80px;   padding: 0.75rem 0.5rem;  }
  .panel-6 .card-icon {  width: 28px; height: 28px; font-size: 1.25rem; }
  #toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 0 1rem;
  }
  #search-box {  width: 100%;  max-width: 100%;  flex: none; }
  #icon-group { justify-content: center; width: 100%;  }
  .icon-btn { width: 20px; height: 20px;  }
  .modal-content {
    border-radius: 1.2rem;
    padding: 1rem 0.8rem;
    width: calc(100% - 1.5rem);
    max-height: 90vh;
    overflow-y: auto;
  }
  .modal-content textarea { min-height: 200px; }
  .logof a, .icon-btn { font-size: 14px;}
  .block-box { padding: 1rem; }
  .footer-toggle-btn{
width:10px;
height:10px;
background:#fff;
border: 2px solid rgba(0,0,0,0.1);
right:10px;
bottom: calc(4px + env(safe-area-inset-bottom));
    }
  .footer-toggle-btn .show-text,
  .footer-toggle-btn .hide-text{ display:none !important;}
}