* { box-sizing: border-box; }

body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; 
    line-height: 1.7; 
    color: #1e293b; 
    background: #f1f5f9; 
    margin: 0; 
    padding: 0;
}

.container { 
    max-width: 860px; 
    margin: 0 auto; 
    padding: 30px 15px; 
    width: 100%;
}

/* Common Boxes */
.header-box, .content-box {
    background: #fff; 
    padding: 30px; 
    border-radius: 12px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 25px;
}

.header-box { text-align: center; }
.header-box h1 { font-size: 2.8rem; margin: 0; color: #0f172a; font-weight: 800; letter-spacing: -1px; }
.header-box h1 a { color: inherit; text-decoration: none; }
.header-box p { color: #64748b; font-size: 1.1rem; margin-top: 12px; font-weight: 500; }

/* Post Elements */
.post-title { font-size: 1.8rem; margin: 0 0 10px; color: #2c3e50; line-height: 1.3; font-weight: 800; }
.post-title a { color: inherit; text-decoration: none; }
.post-title a:hover { color: #25637b; }

.single-post-title { font-size: 2.1rem; margin-top: 5px; margin-bottom: 20px; color: #2c3e50; font-weight: 800; line-height: 1.2; }

.post-meta { font-size: 0.85rem; color: #94a3b8; margin-bottom: 22px; display: flex; align-items: center; gap: 8px; font-weight: 500; }
.post-snippet, .post-content { color: #334155; line-height: 1.8; }
.post-content { font-size: 1.15rem; margin-top: 30px; }
.post-content img { max-width: 100%; height: auto; border-radius: 8px; margin: 25px 0; }

/* Chips (Tags) */
.tag-container { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 25px; }
.tag { 
    background: #ecf0f1; 
    color: #7f8c8d; 
    padding: 5px 15px; 
    border-radius: 20px; 
    font-size: 0.8rem; 
    font-weight: 700; 
    text-decoration: none;
    transition: all 0.2s;
}
.tag:hover { background: #dfe6e9; color: #636e72; }

/* Buttons */
.btn-primary { 
    display: inline-block; 
    background: #25637b; 
    color: #fff; 
    padding: 10px 25px; 
    border-radius: 30px; 
    text-decoration: none; 
    font-weight: 700; 
    font-size: 13px; 
    box-shadow: 0 4px 6px rgba(0,0,0,0.1); 
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 12px rgba(0,0,0,0.15); }

/* Forms (Classic Clean Search) */
.search-form { margin-bottom: 40px; display: flex; gap: 10px; width: 100%; }
.search-form input { 
    flex: 1; min-width: 0; padding: 15px 25px; border: 1px solid #e2e8f0; 
    border-radius: 30px; font-size: 1rem; outline: none; 
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    background: #fff;
    transition: all 0.2s;
}
.search-form input:focus { 
    border-color: #25637b; 
    box-shadow: 0 10px 15px -3px rgba(37, 99, 123, 0.1);
}
.search-form button { 
    padding: 0 30px; background: #25637b; color: #fff; 
    border: none; border-radius: 30px; cursor: pointer; font-weight: 600; 
    transition: all 0.2s;
}
.search-form button:hover { background: #334155; transform: translateY(-1px); }

/* Comments */
.comments-section { margin-top: 50px; border-top: 2px solid #f1f4f6; padding-top: 30px; }
.comment-item { 
    background: #f9f9f9; padding: 20px; border-radius: 10px; 
    margin-bottom: 15px; border: 1px solid #eee; 
}
.comment-author { font-weight: 700; margin-bottom: 5px; }
.comment-date { font-size: 0.8rem; color: #95a5a6; margin-bottom: 10px; }

/* Footer */
.footer { text-align: center; margin-top: 60px; color: #95a5a6; font-size: 0.8rem; }

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container { padding: 15px 10px; }
    .header-box, .content-box { padding: 25px 15px; border-radius: 10px; margin-bottom: 20px; }
    .header-box h1 { font-size: 1.8rem; }
    .post-title { font-size: 1.6rem; }
    .post-content { font-size: 1.05rem; }
}

@media (max-width: 480px) {
    .search-form { flex-direction: column; gap: 8px; }
    .search-form input, .search-form button { width: 100%; border-radius: 12px; height: 50px; }
    .header-box { padding: 20px 10px; }
    .header-box h1 { font-size: 1.4rem; }
    .post-title { font-size: 1.25rem; }
    .btn-primary { width: 100%; text-align: center; box-sizing: border-box; padding: 12px; }
}