import os
import re

slider_btn_css = """
/* ============================================================
   SLIDER ARROWS HOVER ANIMATION (Blogs & News Sections)
   ============================================================ */
.slider-btn,
button.slider-btn,
.slider-btn--prev,
.slider-btn--next {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    min-height: 48px !important;
    border-radius: 50% !important;
    background-color: #4A2A18 !important;
    border: 1.5px solid #4A2A18 !important;
    color: #ffffff !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1.35rem !important;
    line-height: 1 !important;
    cursor: pointer !important;
    box-shadow: 0 4px 14px rgba(74, 42, 24, 0.25) !important;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.25s ease, box-shadow 0.3s ease !important;
    outline: none !important;
    position: relative !important;
    z-index: 10 !important;
    overflow: hidden !important;
    padding: 0 !important;
}

.slider-btn::before,
.slider-btn::after,
button.slider-btn::before,
button.slider-btn::after {
    display: none !important;
    content: none !important;
}

.slider-btn:hover,
button.slider-btn:hover,
.slider-btn--prev:hover,
.slider-btn--next:hover,
.slider-btn:focus,
button.slider-btn:focus {
    background-color: #e6c888 !important;
    border-color: #e6c888 !important;
    color: #4A2A18 !important;
    transform: scale(1.1) translateY(-2px) !important;
    box-shadow: 0 8px 20px rgba(230, 200, 136, 0.4) !important;
}

.slider-btn:hover *,
button.slider-btn:hover *,
.slider-btn:focus *,
button.slider-btn:focus * {
    color: #4A2A18 !important;
}

.slider-btn:active,
button.slider-btn:active {
    transform: scale(0.95) !important;
}
"""

def update_css():
    for p in [os.path.join('css', 'styles.css'), os.path.join('css', 'design-system.css')]:
        if os.path.exists(p):
            with open(p, 'r', encoding='utf-8') as f:
                c = f.read()
            c += "\n" + slider_btn_css
            with open(p, 'w', encoding='utf-8') as f:
                f.write(c)
            print(f"Updated {p}")

def update_html():
    html_files = [f for f in os.listdir('.') if f.endswith('.html')]
    for fname in html_files:
        with open(fname, 'r', encoding='utf-8') as f:
            c = f.read()

        if '<style id="custom-menu-active-styles">' in c:
            # Append inside custom-menu-active-styles
            c = c.replace('</style>', slider_btn_css + '\n    </style>', 1)
            with open(fname, 'w', encoding='utf-8') as f:
                f.write(c)

    print(f"Updated all {len(html_files)} HTML files with slider arrow styles.")

if __name__ == '__main__':
    update_css()
    update_html()