/* 磨砂玻璃按钮样式 - 全局样式文件 */

/* 所有按钮统一为矩形圆角形状 - 橙红色渐变 */
button, 
.btn, 
[role="button"], 
input[type="button"], 
input[type="submit"],
a.button,
.button {
    /* 基础样式 */
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 12px 24px !important;
    min-height: 44px !important;
    border-radius: 12px !important;
    border: none !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    line-height: 1.5 !important;
    text-align: center !important;
    cursor: pointer !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    
    /* 磨砂玻璃效果 + 橙红色渐变 */
    background: linear-gradient(135deg, #FF6B35 0%, #F59E0B 100%) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.25), 0 2px 8px rgba(245, 158, 11, 0.15) !important;
    
    /* 文字样式 */
    color: #FFFFFF !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
    letter-spacing: 0.3px !important;
}

/* 悬停效果 */
button:hover, 
.btn:hover, 
[role="button"]:hover, 
input[type="button"]:hover, 
input[type="submit"]:hover,
a.button:hover,
.button:hover {
    background: linear-gradient(135deg, #FF7A4A 0%, #F5A823 100%) !important;
    box-shadow: 0 6px 24px rgba(255, 107, 53, 0.35), 0 4px 12px rgba(245, 158, 11, 0.2) !important;
    transform: translateY(-2px) !important;
}

/* 点击效果 */
button:active, 
.btn:active, 
[role="button"]:active, 
input[type="button"]:active, 
input[type="submit"]:active,
a.button:active,
.button:active {
    transform: translateY(0) scale(0.98) !important;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.2) !important;
    background: linear-gradient(135deg, #FF5A1F 0%, #E58A00 100%) !important;
}

/* 焦点效果 */
button:focus, 
.btn:focus, 
[role="button"]:focus, 
input[type="button"]:focus, 
input[type="submit"]:focus,
a.button:focus,
.button:focus {
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.3), 0 4px 16px rgba(255, 107, 53, 0.25) !important;
}

/* 主要按钮样式（统一使用橙红色渐变） */
button.primary, 
.btn-primary, 
button[class*="gradient"], 
button[class*="primary"],
.gradient-primary,
button.gradient-primary {
    background: linear-gradient(135deg, #FF6B35 0%, #F59E0B 100%) !important;
}

button.primary:hover, 
.btn-primary:hover, 
button[class*="gradient"]:hover, 
button[class*="primary"]:hover,
.gradient-primary:hover,
button.gradient-primary:hover {
    background: linear-gradient(135deg, #FF7A4A 0%, #F5A823 100%) !important;
}

/* 次要按钮样式 */
button.secondary, 
.btn-secondary {
    background: rgba(0, 0, 0, 0.1) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: #333 !important;
}

/* 危险按钮样式 */
button.danger, 
.btn-danger {
    background: rgba(239, 68, 68, 0.3) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    border: 1px solid rgba(239, 68, 68, 0.4) !important;
    color: white !important;
}

button.danger:hover, 
.btn-danger:hover {
    background: rgba(239, 68, 68, 0.4) !important;
}

/* 成功按钮样式 */
button.success, 
.btn-success {
    background: rgba(34, 197, 94, 0.3) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    border: 1px solid rgba(34, 197, 94, 0.4) !important;
    color: white !important;
}

button.success:hover, 
.btn-success:hover {
    background: rgba(34, 197, 94, 0.4) !important;
}

/* 禁用状态 */
button:disabled, 
.btn:disabled, 
[role="button"]:disabled, 
input[type="button"]:disabled, 
input[type="submit"]:disabled,
a.button.disabled,
.button.disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
    background: rgba(255, 255, 255, 0.15) !important;
}

/* 小尺寸按钮 */
button.small, 
.btn-small {
    padding: 6px 12px !important;
    font-size: 12px !important;
    border-radius: 8px !important;
}

/* 大尺寸按钮 */
button.large, 
.btn-large {
    padding: 14px 28px !important;
    font-size: 16px !important;
    border-radius: 16px !important;
}

/* 圆形按钮 */
button.circle, 
.btn-circle {
    border-radius: 50% !important;
    width: 40px !important;
    height: 40px !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* 图标按钮 */
button.icon-only, 
.btn-icon {
    padding: 8px !important;
    min-width: 36px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* 全宽按钮 */
button.full-width, 
.btn-full-width {
    width: 100% !important;
    display: block !important;
}

/* 加载状态 */
button.loading, 
.btn-loading {
    position: relative !important;
    color: transparent !important;
    pointer-events: none !important;
}

button.loading::after, 
.btn-loading::after {
    content: "" !important;
    position: absolute !important;
    width: 16px !important;
    height: 16px !important;
    top: 50% !important;
    left: 50% !important;
    margin-left: -8px !important;
    margin-top: -8px !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    border-top-color: currentColor !important;
    border-radius: 50% !important;
    animation: spin 0.6s linear infinite !important;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    button, 
    .btn, 
    [role="button"], 
    input[type="button"], 
    input[type="submit"] {
        backdrop-filter: blur(15px) saturate(160%) !important;
        -webkit-backdrop-filter: blur(15px) saturate(160%) !important;
    }
}

/* 浏览器兼容性回退 */
@supports not (backdrop-filter: blur(20px)) {
    button,
    .btn,
    [role="button"],
    input[type="button"],
    input[type="submit"] {
        background: linear-gradient(135deg, #FF6B35 0%, #F59E0B 100%) !important;
        color: white !important;
    }
}