/* TG-Image高级按钮系统 - 超级按钮库 */

:root {
  --btn-primary: var(--primary-color);
  --btn-primary-light: var(--primary-light);
  --btn-primary-dark: var(--primary-dark);
  --btn-secondary: var(--secondary-color);
  --btn-secondary-light: var(--secondary-light);
  --btn-secondary-dark: var(--secondary-dark);
  --btn-accent: var(--accent-color);
  --btn-accent-light: var(--accent-light);
  --btn-accent-dark: var(--accent-dark);
  --btn-success: var(--success-color);
  --btn-success-light: var(--success-light);
  --btn-warning: var(--warning-color);
  --btn-warning-light: var(--warning-light);
  --btn-error: var(--error-color);
  --btn-error-light: var(--error-light);
  
  --btn-text: white;
  --btn-text-alt: var(--text-color);
  --btn-radius: var(--radius);
  --btn-radius-sm: var(--radius-sm);
  --btn-radius-lg: var(--radius-lg);
  --btn-radius-full: var(--radius-full);
  
  --btn-transition: var(--transition);
  --btn-transition-slow: var(--transition-slow);
  --btn-font: var(--font-sans);
  
  --btn-shadow: 0 4px 10px rgba(var(--primary-dark-rgb), 0.2);
  --btn-shadow-hover: 0 6px 15px rgba(var(--primary-dark-rgb), 0.3);
  --btn-shadow-active: 0 2px 5px rgba(var(--primary-dark-rgb), 0.2);
  
  --btn-scale-hover: 1.03;
  --btn-scale-active: 0.98;
  
  --btn-gradient-primary: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  --btn-gradient-secondary: linear-gradient(135deg, var(--secondary-light), var(--secondary-dark));
  --btn-gradient-accent: linear-gradient(135deg, var(--accent-light), var(--accent-dark));
  --btn-gradient-success: linear-gradient(135deg, var(--success-light), var(--success-color));
  --btn-gradient-warning: linear-gradient(135deg, var(--warning-light), var(--warning-color));
  --btn-gradient-error: linear-gradient(135deg, var(--error-light), var(--error-color));
}

body.dark-mode {
  --btn-text-alt: var(--dark-text);
  --btn-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  --btn-shadow-hover: 0 6px 15px rgba(0, 0, 0, 0.4);
  --btn-shadow-active: 0 2px 5px rgba(0, 0, 0, 0.3);
}

/* 基础按钮 */
.premium-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.5;
  border: none;
  border-radius: var(--btn-radius);
  cursor: pointer;
  transition: all var(--btn-transition);
  position: relative;
  overflow: hidden;
  text-align: center;
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  font-family: var(--btn-font);
  z-index: 1;
}

/* 按钮尺寸变体 */
.premium-btn-xs {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  border-radius: var(--btn-radius-sm);
}

.premium-btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--btn-radius-sm);
}

.premium-btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
  border-radius: var(--btn-radius-lg);
}

.premium-btn-xl {
  padding: 1.25rem 2.5rem;
  font-size: 1.15rem;
  border-radius: var(--btn-radius-lg);
}

.premium-btn-full {
  width: 100%;
  justify-content: center;
}

.premium-btn-round {
  border-radius: var(--btn-radius-full);
}

.premium-btn-circle {
  width: 3rem;
  height: 3rem;
  padding: 0;
  border-radius: 50%;
}

.premium-btn-circle.premium-btn-sm {
  width: 2.5rem;
  height: 2.5rem;
}

.premium-btn-circle.premium-btn-lg {
  width: 4rem;
  height: 4rem;
}

/* 按钮主题变体 */

/* 1. 渐变主题按钮 */
.premium-btn-primary {
  background: var(--btn-gradient-primary);
  color: var(--btn-text);
  box-shadow: var(--btn-shadow);
}

.premium-btn-secondary {
  background: var(--btn-gradient-secondary);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(219, 39, 119, 0.2);
}

.premium-btn-accent {
  background: var(--btn-gradient-accent);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(124, 58, 237, 0.2);
}

.premium-btn-success {
  background: var(--btn-gradient-success);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.2);
}

.premium-btn-warning {
  background: var(--btn-gradient-warning);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.2);
}

.premium-btn-error {
  background: var(--btn-gradient-error);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(239, 68, 68, 0.2);
}

/* 2. 边框按钮 */
.premium-btn-outline-primary {
  background: transparent;
  color: var(--btn-primary);
  border: 2px solid var(--btn-primary);
  box-shadow: none;
}

.premium-btn-outline-secondary {
  background: transparent;
  color: var(--btn-secondary);
  border: 2px solid var(--btn-secondary);
  box-shadow: none;
}

.premium-btn-outline-accent {
  background: transparent;
  color: var(--btn-accent);
  border: 2px solid var(--btn-accent);
  box-shadow: none;
}

.premium-btn-outline-success {
  background: transparent;
  color: var(--btn-success);
  border: 2px solid var(--btn-success);
  box-shadow: none;
}

.premium-btn-outline-warning {
  background: transparent;
  color: var(--btn-warning);
  border: 2px solid var(--btn-warning);
  box-shadow: none;
}

.premium-btn-outline-error {
  background: transparent;
  color: var(--btn-error);
  border: 2px solid var(--btn-error);
  box-shadow: none;
}

/* 3. 幽灵按钮 */
.premium-btn-ghost-primary {
  background: transparent;
  color: var(--btn-primary);
  box-shadow: none;
}

.premium-btn-ghost-secondary {
  background: transparent;
  color: var(--btn-secondary);
  box-shadow: none;
}

.premium-btn-ghost-accent {
  background: transparent;
  color: var(--btn-accent);
  box-shadow: none;
}

.premium-btn-ghost-success {
  background: transparent;
  color: var(--btn-success);
  box-shadow: none;
}

.premium-btn-ghost-warning {
  background: transparent;
  color: var(--btn-warning);
  box-shadow: none;
}

.premium-btn-ghost-error {
  background: transparent;
  color: var(--btn-error);
  box-shadow: none;
}

/* 4. 轻量按钮 */
.premium-btn-light-primary {
  background: rgba(var(--primary-light-rgb), 0.1);
  color: var(--btn-primary);
  box-shadow: none;
}

.premium-btn-light-secondary {
  background: rgba(var(--secondary-light-rgb), 0.1);
  color: var(--btn-secondary);
  box-shadow: none;
}

.premium-btn-light-accent {
  background: rgba(var(--accent-light-rgb), 0.1);
  color: var(--btn-accent);
  box-shadow: none;
}

.premium-btn-light-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--btn-success);
  box-shadow: none;
}

.premium-btn-light-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--btn-warning);
  box-shadow: none;
}

.premium-btn-light-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--btn-error);
  box-shadow: none;
}

/* 5. 玻璃态按钮 */
.premium-btn-glass {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--btn-text-alt);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

body.dark-mode .premium-btn-glass {
  background: rgba(0, 0, 0, 0.2);
  color: var(--btn-text);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 6. 纯色按钮 */
.premium-btn-solid-primary {
  background: var(--btn-primary);
  color: var(--btn-text);
  box-shadow: var(--btn-shadow);
}

.premium-btn-solid-secondary {
  background: var(--btn-secondary);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(219, 39, 119, 0.2);
}

.premium-btn-solid-accent {
  background: var(--btn-accent);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(124, 58, 237, 0.2);
}

.premium-btn-solid-success {
  background: var(--btn-success);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.2);
}

.premium-btn-solid-warning {
  background: var(--btn-warning);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.2);
}

.premium-btn-solid-error {
  background: var(--btn-error);
  color: var(--btn-text);
  box-shadow: 0 4px 10px rgba(239, 68, 68, 0.2);
}

/* 按钮悬停和活动状态 */

/* 光效果 */
.premium-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: all 0.6s;
  z-index: -1;
}

.premium-btn:hover::after {
  left: 100%;
}

/* 悬停变换 */
.premium-btn:hover {
  transform: translateY(-3px) scale(var(--btn-scale-hover));
  box-shadow: var(--btn-shadow-hover);
}

.premium-btn:active {
  transform: translateY(-1px) scale(var(--btn-scale-active));
  box-shadow: var(--btn-shadow-active);
}

/* 描边按钮悬停状态 */
.premium-btn-outline-primary:hover,
.premium-btn-outline-secondary:hover,
.premium-btn-outline-accent:hover,
.premium-btn-outline-success:hover,
.premium-btn-outline-warning:hover,
.premium-btn-outline-error:hover {
  background: rgba(var(--primary-light-rgb), 0.1);
  box-shadow: none;
}

/* 幽灵按钮悬停状态 */
.premium-btn-ghost-primary:hover,
.premium-btn-ghost-secondary:hover,
.premium-btn-ghost-accent:hover,
.premium-btn-ghost-success:hover,
.premium-btn-ghost-warning:hover,
.premium-btn-ghost-error:hover {
  background: rgba(var(--primary-light-rgb), 0.05);
  box-shadow: none;
}

/* 轻量按钮悬停状态 */
.premium-btn-light-primary:hover,
.premium-btn-light-secondary:hover,
.premium-btn-light-accent:hover,
.premium-btn-light-success:hover,
.premium-btn-light-warning:hover,
.premium-btn-light-error:hover {
  background: rgba(var(--primary-light-rgb), 0.2);
  box-shadow: none;
}

/* 玻璃态按钮悬停状态 */
.premium-btn-glass:hover {
  background: rgba(255, 255, 255, 0.25);
}

body.dark-mode .premium-btn-glass:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* 按钮图标样式 */
.premium-btn-icon-left {
  display: inline-flex;
  align-items: center;
}

.premium-btn-icon-left svg,
.premium-btn-icon-left img,
.premium-btn-icon-left i {
  margin-right: 0.5rem;
  font-size: 1.2em;
}

.premium-btn-icon-right {
  display: inline-flex;
  align-items: center;
}

.premium-btn-icon-right svg,
.premium-btn-icon-right img,
.premium-btn-icon-right i {
  margin-left: 0.5rem;
  font-size: 1.2em;
}

.premium-btn-icon-animate svg,
.premium-btn-icon-animate img,
.premium-btn-icon-animate i {
  transition: transform var(--btn-transition);
}

.premium-btn-icon-animate:hover svg,
.premium-btn-icon-animate:hover img,
.premium-btn-icon-animate:hover i {
  transform: translateX(3px);
}

/* 按钮加载状态 */
.premium-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.premium-btn.loading::before {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: btn-loading 0.8s linear infinite;
  margin-right: 8px;
  display: inline-block;
}

@keyframes btn-loading {
  to { transform: rotate(360deg); }
}

/* 按钮禁用状态 */
.premium-btn:disabled,
.premium-btn.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* 带背景纹理的按钮 */
.premium-btn-textured {
  background-size: 200% 100% !important;
  background-position: 0 0;
  transition: background-position 0.3s;
}

.premium-btn-textured:hover {
  background-position: 100% 0;
}

.premium-btn-textured.premium-btn-primary {
  background: linear-gradient(90deg, var(--btn-primary) 0%, var(--btn-primary-light) 50%, var(--btn-primary) 100%);
}

.premium-btn-textured.premium-btn-secondary {
  background: linear-gradient(90deg, var(--btn-secondary) 0%, var(--btn-secondary-light) 50%, var(--btn-secondary) 100%);
}

.premium-btn-textured.premium-btn-accent {
  background: linear-gradient(90deg, var(--btn-accent) 0%, var(--btn-accent-light) 50%, var(--btn-accent) 100%);
}

/* 霓虹按钮 */
.premium-btn-neon {
  color: var(--btn-primary);
  background: transparent;
  border: 2px solid var(--btn-primary);
  box-shadow: 0 0 10px rgba(var(--primary-light-rgb), 0.5);
  text-shadow: 0 0 5px rgba(var(--primary-light-rgb), 0.5);
}

.premium-btn-neon:hover {
  box-shadow: 0 0 20px rgba(var(--primary-light-rgb), 0.8);
  text-shadow: 0 0 10px rgba(var(--primary-light-rgb), 0.8);
}

/* 3D按钮 */
.premium-btn-3d {
  transform: translateY(0);
  box-shadow: 0 4px 0 var(--btn-primary-dark);
  border-bottom: none;
}

.premium-btn-3d:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 var(--btn-primary-dark);
}

.premium-btn-3d:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--btn-primary-dark);
}

/* 描边动画按钮 */
.premium-btn-border-animated {
  color: var(--btn-primary);
  background: transparent;
  border: none;
  box-shadow: none;
  position: relative;
  z-index: 1;
}

.premium-btn-border-animated::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--btn-primary);
  border-radius: var(--btn-radius);
  transition: all 0.3s ease;
}

.premium-btn-border-animated:hover::before {
  inset: -3px;
  border-color: var(--btn-primary-light);
}

/* 脉冲按钮 */
.premium-btn-pulse {
  position: relative;
}

.premium-btn-pulse::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 0 0 rgba(var(--primary-light-rgb), 0.7);
  animation: pulse-btn 2s infinite;
}

@keyframes pulse-btn {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--primary-light-rgb), 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(var(--primary-light-rgb), 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(var(--primary-light-rgb), 0);
  }
}

/* 群组按钮 */
.premium-btn-group {
  display: inline-flex;
  border-radius: var(--btn-radius);
  overflow: hidden;
}

.premium-btn-group .premium-btn {
  border-radius: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  margin: 0;
}

.premium-btn-group .premium-btn:first-child {
  border-top-left-radius: var(--btn-radius);
  border-bottom-left-radius: var(--btn-radius);
}

.premium-btn-group .premium-btn:last-child {
  border-top-right-radius: var(--btn-radius);
  border-bottom-right-radius: var(--btn-radius);
  border-right: none;
}

/* 分隔按钮 */
.premium-btn-split {
  position: relative;
  padding-right: 2.5rem;
}

.premium-btn-split::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  right: 2.5rem;
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.premium-btn-split-icon {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 渐变过渡按钮 */
.premium-btn-gradient-shift {
  background-size: 200% 200%;
  animation: gradient-shift 5s ease infinite;
}

.premium-btn-gradient-shift.premium-btn-primary {
  background-image: linear-gradient(45deg, var(--btn-primary), var(--btn-accent), var(--btn-primary));
}

.premium-btn-gradient-shift.premium-btn-secondary {
  background-image: linear-gradient(45deg, var(--btn-secondary), var(--btn-accent), var(--btn-secondary));
}

@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* 波纹效果按钮 */
.premium-btn-ripple {
  position: relative;
  overflow: hidden;
}

.premium-btn-ripple .ripple {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 流动边框按钮 */
.premium-btn-flowing-border {
  position: relative;
  border: none;
  background: transparent;
  color: var(--btn-primary);
  z-index: 1;
  padding: 0.75rem 1.5rem;
}

.premium-btn-flowing-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--btn-radius);
  padding: 2px;
  background: linear-gradient(
    90deg,
    var(--btn-primary),
    var(--btn-secondary),
    var(--btn-accent),
    var(--btn-secondary),
    var(--btn-primary)
  );
  background-size: 300% 300%;
  animation: flowing-border 4s ease infinite;
  -webkit-mask: 
    linear-gradient(#fff 0 0) content-box, 
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

@keyframes flowing-border {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* 响应式按钮 */
@media (max-width: 768px) {
  .premium-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }
  
  .premium-btn-lg {
    padding: 0.8rem 1.6rem;
    font-size: 1rem;
  }
  
  .premium-btn-xl {
    padding: 1rem 2rem;
    font-size: 1.1rem;
  }
  
  .premium-btn-circle {
    width: 2.8rem;
    height: 2.8rem;
  }
  
  .premium-btn-circle.premium-btn-lg {
    width: 3.5rem;
    height: 3.5rem;
  }
}

/* 降级和辅助功能支持 */
@supports not (backdrop-filter: blur(10px)) {
  .premium-btn-glass {
    background: rgba(255, 255, 255, 0.8);
  }
  
  body.dark-mode .premium-btn-glass {
    background: rgba(30, 41, 59, 0.8);
  }
}

@media (prefers-reduced-motion: reduce) {
  .premium-btn,
  .premium-btn::after,
  .premium-btn::before {
    transition: none !important;
    animation: none !important;
  }
}

/* =========================
   上传结果操作按钮样式
   ========================= */

.result-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.action-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  min-height: 80px;
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.4;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-align: center;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  font-family: var(--font-sans);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.action-btn i {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.action-btn span {
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0.9;
}

/* 主要操作按钮 - 编辑图片 */
.action-btn-primary {
  background: linear-gradient(135deg, #4361ee, #3c5ce8);
  color: white;
  box-shadow: 
    0 4px 15px rgba(67, 97, 238, 0.4),
    0 0 0 1px rgba(67, 97, 238, 0.1);
}

.action-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 8px 25px rgba(67, 97, 238, 0.5),
    0 0 0 1px rgba(67, 97, 238, 0.2);
  background: linear-gradient(135deg, #5470f0, #4361ee);
}

/* 次要操作按钮 - 批量处理 */
.action-btn-secondary {
  background: linear-gradient(135deg, #7c3aed, #6d28d9);
  color: white;
  box-shadow: 
    0 4px 15px rgba(124, 58, 237, 0.4),
    0 0 0 1px rgba(124, 58, 237, 0.1);
}

.action-btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 8px 25px rgba(124, 58, 237, 0.5),
    0 0 0 1px rgba(124, 58, 237, 0.2);
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

/* 强调操作按钮 - 再次上传 */
.action-btn-accent {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  box-shadow: 
    0 4px 15px rgba(16, 185, 129, 0.4),
    0 0 0 1px rgba(16, 185, 129, 0.1);
}

.action-btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 8px 25px rgba(16, 185, 129, 0.5),
    0 0 0 1px rgba(16, 185, 129, 0.2);
  background: linear-gradient(135deg, #34d399, #10b981);
}

/* 轮廓按钮 - 分享 */
.action-btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-color);
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 
    0 4px 15px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.action-btn-outline:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 
    0 8px 25px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* 深色模式下的轮廓按钮 */
body.dark-mode .action-btn-outline {
  background: rgba(255, 255, 255, 0.08);
  color: var(--dark-text);
  border: 2px solid rgba(255, 255, 255, 0.15);
}

body.dark-mode .action-btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

/* 按钮激活状态 */
.action-btn:active {
  transform: translateY(-1px) scale(0.98);
}

/* 图标动画效果 */
.action-btn:hover i {
  transform: translateY(-2px) scale(1.1);
}

/* 光效果 */
.action-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s;
  z-index: 1;
}

.action-btn:hover::before {
  left: 100%;
}

.action-btn span,
.action-btn i {
  position: relative;
  z-index: 2;
}

/* 禁用状态 */
.action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .result-actions {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  
  .action-btn {
    padding: 0.75rem 1rem;
    min-height: 70px;
  }
  
  .action-btn i {
    font-size: 1.3rem;
  }
  
  .action-btn span {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .result-actions {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .action-btn {
    flex-direction: row;
    min-height: 60px;
    gap: 0.75rem;
  }
  
  .action-btn i {
    font-size: 1.2rem;
  }
  
  .action-btn span {
    font-size: 0.9rem;
  }
}