/* Go Board Theme CSS */
:root {
    --bg-wood: #EAD8B0;
    --bg-paper: #FFF8F0;
    --stone-black: #2C3539;
    --stone-black-hover: #465358;
    --stone-white: #F5F5F5;
    --text-dark: #2C3539;
    --text-light: #6D6D6D;
    --border-color: #D1BFA1;
    --font-family: 'Poppins', sans-serif;
}
html { scroll-behavior: smooth; }
body { font-family: var(--font-family); margin: 0; color: var(--text-dark); background-color: var(--bg-paper); line-height: 1.6; }
a { color: var(--stone-black); text-decoration: none; transition: color 0.3s ease; }
a:hover { color: var(--stone-black-hover); }
h1, h2, h3 { font-weight: 600; }
.container { display: flex; flex-wrap: wrap; min-height: 100vh; }
.main-header { position: absolute; top: 20px; right: 40px; z-index: 1000; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; }
.main-nav li { margin-left: 25px; }
.main-nav a { font-size: 14px; font-weight: 600; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; padding: 5px 0; border-bottom: 2px solid transparent; transition: all 0.3s; }
.main-nav a:hover { color: var(--text-dark); border-bottom-color: var(--text-dark); }
.left-panel { background-color: var(--bg-wood); width: 45%; position: fixed; height: 100%; top: 0; left: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding: 20px; box-sizing: border-box; }
.profile-image { width: 180px; height: 180px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 6px var(--bg-paper), 0 0 0 8px var(--border-color); }
.teacher-name { font-size: 2.5rem; margin: 20px 0 5px; color: var(--text-dark); }
.teacher-title { font-size: 1.2rem; color: var(--text-dark); opacity: 0.8; margin-bottom: 25px; }
.social-icons a { color: var(--text-dark); font-size: 1.2rem; margin: 0 12px; transition: color 0.3s ease; }
.social-icons a:hover { color: #000; }
.cta-buttons { margin-top: 30px; }
.btn { padding: 12px 28px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; border: 2px solid var(--stone-black); transition: all 0.3s ease; display: inline-block; margin: 5px; cursor: pointer; }
.btn-stone { border-radius: 50px;  width: 150px; }
.btn-primary { background-color: var(--stone-black); color: var(--stone-white); }
.btn-primary:hover { background-color: var(--stone-black-hover); border-color: var(--stone-black-hover); transform: translateY(-2px); }
.btn-secondary { background-color: var(--bg-paper); color: var(--stone-black); border-color: var(--stone-black); }
.btn-secondary:hover { background-color: var(--stone-white); transform: translateY(-2px); }
.right-panel { width: 55%; margin-left: 45%; padding: 80px 60px; background-color: var(--bg-paper); box-sizing: border-box; }
.content-section { margin-bottom: 60px; max-width: 700px; }
.content-section h2 { font-size: 2rem; margin-bottom: 20px; border-bottom: 2px solid var(--border-color); padding-bottom: 10px; }
.content-section p { line-height: 1.7; color: var(--text-light); }
.blog-previews, .article-list, .testimonial-previews, .testimonial-list { margin-top: 30px; }
.blog-preview { border: 1px solid var(--border-color); padding: 25px; margin-bottom: 20px; border-radius: 4px; transition: box-shadow 0.3s ease, transform 0.3s ease; }
.blog-preview:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.07); }
.blog-preview h3 { margin: 0 0 10px; }
.blog-preview h3 a { color: var(--text-dark); font-weight: 600; }
.read-more { font-weight: 600; display: inline-block; margin-top: 10px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 14px; }
.form-group input, .form-group textarea { width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: 4px; font-family: var(--font-family); font-size: 1rem; box-sizing: border-box; background-color: #fff; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--stone-black); box-shadow: 0 0 0 2px rgba(44, 53, 57, 0.2); }
.btn-submit { background-color: var(--stone-black); color: var(--stone-white); border-radius: 4px; width: 100%; padding: 15px; font-size: 1rem; }
.btn-submit:hover { background-color: var(--stone-black-hover); border-color: var(--stone-black-hover); }
#form-status { margin-top: 15px; font-weight: 600; }
.main-footer-bottom { background-color: var(--bg-wood); border-top: 2px solid var(--border-color); padding: 30px 40px; width: calc(100% - 45%); margin-left: 45%; box-sizing: border-box; }
.footer-content { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: auto; color: var(--text-dark); }
.copyright { opacity: 0.8; font-size: 14px; }
.copyright a { font-weight: 600; color: var(--text-dark); }
.copyright a:hover { text-decoration: underline; }
.footer-contact { display: flex; }
.contact-item { margin-left: 40px; text-align: left; }
.contact-item strong { font-size: 14px; }
.contact-item p { margin: 5px 0 0; font-size: 14px; opacity: 0.8; }
.contact-item p a { color: var(--text-dark); opacity: 1; }
.contact-item p a:hover { text-decoration: underline; }
.social-icons-footer a { color: var(--text-dark); margin-right: 15px; }
.social-icons-footer a:last-child { margin-right: 0; }
@media (max-width: 1200px) { .left-panel { width: 40%; } .right-panel { width: 60%; margin-left: 40%; } .main-footer-bottom { width: calc(100% - 40%); margin-left: 40%; } }
@media (max-width: 992px) { .container { flex-direction: column; } .main-header { position: relative; width: 100%; top: 0; right: 0; padding: 20px 0; background-color: var(--bg-wood); text-align: center; } .main-nav ul { justify-content: center; flex-wrap: wrap; } .main-nav li { margin: 5px 15px; } .left-panel, .right-panel, .main-footer-bottom { width: 100%; position: relative; margin-left: 0; } .left-panel { height: auto; padding: 60px 20px; } .right-panel { padding: 40px; } .footer-content { flex-direction: column; text-align: center; } .footer-contact { flex-direction: column; margin-top: 20px; } .contact-item { margin: 10px 0; } }
@media (max-width: 480px) { .teacher-name { font-size: 2rem; } .right-panel { padding: 30px 20px; } .main-nav li { margin: 5px 10px; } .main-nav a { font-size: 12px; } }
.page-wrapper { background-color: var(--bg-paper); }
.page-header { background-color: var(--bg-wood); padding: 20px 40px; border-bottom: 2px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
.page-header .logo a { font-size: 1.5rem; font-weight: 700; color: var(--text-dark); text-decoration: none; }
.page-header .back-link a { font-weight: 600; color: var(--text-dark); text-decoration: none; opacity: 0.8; transition: opacity 0.3s; }
.page-header .back-link a:hover { opacity: 1; }
.page-container { max-width: 900px; margin: 60px auto; padding: 0 40px; }
.page-container h1 { font-size: 2.8rem; margin-bottom: 20px; border-bottom: 2px solid var(--border-color); padding-bottom: 15px; }
.page-container p, .page-container li { line-height: 1.8; color: var(--text-light); margin-bottom: 20px; }
.post-meta { font-style: italic; color: #777; margin-bottom: 30px; }
.testimonial-preview { border: 1px solid var(--border-color); background-color: #fff; padding: 25px; margin-bottom: 20px; border-radius: 4px; transition: box-shadow 0.3s ease, transform 0.3s ease; }
.testimonial-preview:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.07); }
.testimonial-quote { margin: 0 0 15px 0; font-style: italic; color: var(--text-light); font-size: 1.1rem; }
.testimonial-author { margin: 0; text-align: right; font-weight: 600; color: var(--text-dark); }
.carousel-container { position: relative; width: 100%; max-width: 800px; margin: 40px auto; overflow: hidden; border-radius: 4px; border: 1px solid var(--border-color); }
.carousel-slides { display: flex; transition: transform 0.5s ease-in-out; }
.carousel-slide { min-width: 100%; box-sizing: border-box; }
.carousel-slide img { width: 100%; display: block; }
.carousel-prev, .carousel-next { cursor: pointer; position: absolute; top: 50%; width: auto; margin-top: -22px; padding: 16px; color: white; font-weight: bold; font-size: 20px; transition: 0.3s ease; user-select: none; background-color: rgba(0,0,0,0.4); }
.carousel-prev { left: 0; border-radius: 0 3px 3px 0; }
.carousel-next { right: 0; border-radius: 3px 0 0 3px; }
.carousel-prev:hover, .carousel-next:hover { background-color: rgba(0,0,0,0.8); }
.carousel-dots { text-align: center; padding: 15px 0; background-color: var(--bg-wood); }
.carousel-dot { cursor: pointer; height: 15px; width: 15px; margin: 0 5px; background-color: var(--border-color); border-radius: 50%; display: inline-block; transition: background-color 0.3s ease; }
.carousel-dot.active, .carousel-dot:hover { background-color: var(--stone-black); }
.pricing-table-wrapper { margin-top: 40px; overflow-x: auto; }
.pricing-table { width: 100%; border-collapse: collapse; text-align: center; background-color: #fff; border: 1px solid var(--border-color); border-radius: 4px; overflow: hidden; }
.pricing-table th, .pricing-table td { padding: 15px 20px; }
.pricing-table thead { background-color: var(--bg-wood); color: var(--text-dark); font-size: 1.1rem; text-transform: uppercase; letter-spacing: 0.5px; }
.pricing-table tbody tr { border-bottom: 1px solid var(--border-color); }
.pricing-table tbody tr:last-child { border-bottom: none; }
.pricing-table tbody td { font-size: 1.1rem; color: var(--text-dark); }
.pricing-table tbody td:first-child { font-weight: 600; text-align: left; color: var(--stone-black); }
.profile-carousel { width: 200px; height: 200px; border-radius: 50%; position: relative; overflow: hidden; box-shadow: 0 0 0 6px var(--bg-paper), 0 0 0 8px var(--border-color); margin: 0 auto 20px; }
.profile-carousel .carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.profile-carousel .carousel-prev, .profile-carousel .carousel-next { padding: 8px; font-size: 16px; margin-top: -16px; }