* { box-sizing: border-box; margin: 0; padding: 0; }
body { 
    background: #0f172a; 
    color: #e2e8f0; 
    font-family: Arial, sans-serif; 
}
#Calendar { 
    margin: 30px auto; 
    margin: 20px 40px 40px 40px; 
}
.Cal_Title_Wrap {
    border-bottom: 1px solid #2a3458;
    margin-bottom: 30px;
    padding-bottom: 10px;
}
.Title_Name {
    font-size: 80px;
    font-weight: bold;
    color: #94a3b8;
    padding-left: 20px;
}
.Cal_Header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px;
}
.Cal_Header a {
    color: #94a3b8; 
    text-decoration: none; 
    font-size: 30px;
    padding: 0px 10px 6px 10px; 
    background: #162445;
    border: 1px solid #2a3458; 
    border-radius: 4px;
}
.Cal_Header a:hover { 
    background: #040b1b; 
    color: #fff;
}
.Cal_Title { 
    font-size: 22px; 
    font-weight: bold; 
}
.Cal_Market { font-size: 13px; color: #64748b; margin-left: 10px; }
.Cal_Legend {
    display: flex; gap: 16px; margin-bottom: 12px; flex-wrap: wrap;
}
.Cal_Legend_Item {
    display: flex; align-items: center; gap: 5px; font-size: 12px;
}
.Cal_Legend_Dot {
    width: 10px; height: 10px; border-radius: 2px;
}
.Cal_Week {
    display: grid; 
    grid-template-columns: repeat(7, 1fr);
    margin-bottom: 4px;
    border: 1px solid #2a3458;
    border-radius: 4px;
    background: #061329;
}
.Cal_Week div {
    text-align: center; padding: 8px 0;
    font-size: 12px; font-weight: bold; color: #64748b;
}
.Cal_Week div:first-child { color: #ef5350; }
.Cal_Week div:last-child  { color: #5b8dee; }
.Cal_Grid {
    display: grid; grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}
.Cal_Cell {
    min-height: 120px; background: #0e1521;
    border: 1px solid #2a3458; border-radius: 4px;
    padding: 6px;
}
.Cal_Cell.empty   { background: #040b1b; border-color: #162445; }
.Cal_Cell.today   { border-color: #3b82f6; }
.Cal_Day {
    font-size: 14px; font-weight: bold; margin-bottom: 6px;
}
.Cal_Cell:nth-child(7n+1) .Cal_Day { color: #ef5350; }
.Cal_Cell:nth-child(7n)   .Cal_Day { color: #5b8dee; }
.Cal_Chart { display: flex; flex-direction: column; gap: 2px; }
.Cal_Bar_Row { display: flex; align-items: center; gap: 3px; }
.Cal_Bar_Wrap { 
    flex: 1; 
    background: #162445; 
    border-radius: 2px; 
    height: 10px; 
}
.Cal_Bar { 
    height: 10px; 
    border-radius: 2px; 
    min-width: 1px; 
}
.Cal_Bar_Cnt { font-size: 12px; color: #94a3b8; min-width: 16px; text-align: right; }

.Cal_Grade_Desc {
    display: flex; 
    gap: 8px; 
    margin-top: 12px; 
    align-items: center
    font-size: 12px; 
    color: #64748b; 
    margin-top: 15px;
    border-top: 1px solid #2a3458; 
    padding-top: 15px;
}
.Cal_Grade_Desc_Item {
    flex: 1;
    background: #040b1b;
    align-items: center; 
    gap: 4px;
    border: 1px solid #2a3458; 
    border-radius: 4px;
    padding: 20px 0px;
    display: flex;
    justify-content: center;
}
.whale_name {
    font-size: 15px; 
    color: #94a3b8; 
    font-weight: bold;
}