import streamlit as st

# Page setup
st.set_page_config(page_title="AutoCAD Command Guide", layout="wide")

# Custom style
custom_css = """
<style>
    body {
        background-color: #e0f0ff;
    }
    .stApp {
        background-color: #e0f0ff;
    }
    .title {
        text-align: center;
        font-size: 40px;
        color: #003366;
        font-weight: bold;
        margin-bottom: 30px;
    }
    .command-box {
        background-color: #ffffff;
        border-left: 6px solid #3399ff;
        border-radius: 10px;
        padding: 20px;
        margin-bottom: 20px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    .command-name {
        font-size: 24px;
        color: #003366;
        margin-bottom: 10px;
        font-weight: 600;
    }
    .description {
        font-size: 16px;
        color: #333333;
    }
    .youtube-link {
        margin-top: 10px;
        font-size: 15px;
    }
    .youtube-link a {
        color: #0077cc;
        text-decoration: none;
        font-weight: bold;
    }
</style>
"""

st.markdown(custom_css, unsafe_allow_html=True)

# Title
st.markdown('<div class="title">📘 AutoCAD Commands Reference</div>', unsafe_allow_html=True)

# Command data
commands = [
    {
        "Command": "LINE",
        "Description": "Creates straight line segments between two points.",
        "YouTube": "https://www.youtube.com/watch?v=4Hsb5j5JH7A"
    },
    {
        "Command": "CIRCLE",
        "Description": "Creates a circle based on center point and radius.",
        "YouTube": "https://www.youtube.com/watch?v=ZFbP13bU5Ck"
    },
    {
        "Command": "TRIM",
        "Description": "Trims objects to meet the edges of other objects.",
        "YouTube": "https://www.youtube.com/watch?v=8QULwXuHEjM"
    },
    {
        "Command": "EXTEND",
        "Description": "Extends objects to reach the edges of other objects.",
        "YouTube": "https://www.youtube.com/watch?v=EYYJSXruK4k"
    },
    {
        "Command": "OFFSET",
        "Description": "Creates concentric circles, parallel lines, and parallel curves.",
        "YouTube": "https://www.youtube.com/watch?v=3AwYIjvQqek"
    }
]

# Display in two columns
col1, col2 = st.columns(2)

for idx, cmd in enumerate(commands):
    with (col1 if idx % 2 == 0 else col2):
        st.markdown(f"""
            <div class="command-box">
                <div class="command-name">🛠️ {cmd['Command']}</div>
                <div class="description">{cmd['Description']}</div>
                <div class="youtube-link">
                    ▶️ <a href="{cmd['YouTube']}" target="_blank">Watch on YouTube</a>
                </div>
            </div>
        """, unsafe_allow_html=True)
``