body {
    font-family: Arial, sans-serif;
    background-color: #F5F7FA;
    margin: 0;
    padding: 24px;
    color: #1F2937;
}

.container {
    max-width: 800px;
    margin: auto;
    background: white;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #E5E7EB;
}

h1 {
    margin-top: 0;
    color: #0F2747;
}

.subtitle {
    margin-bottom: 24px;
    color: #4B5563;
}

textarea {
    width: 100%;
    height: 140px;
    padding: 14px;
    font-size: 16px;
    border: 1px solid #D1D5DB;
    border-radius: 8px;
    resize: vertical;
    box-sizing: border-box;
}

button {
    margin-top: 18px;
    background-color: #0F2747;
    color: white;
    border: none;
    padding: 14px 22px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
}

button:hover {
    opacity: 0.95;
}

.hidden {
    display: none;
}

#errorBox {
    margin-top: 22px;
    padding: 16px 18px;
    background-color: #F8FAFC;
    color: #1F2937;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    font-size: 15px;
    line-height: 1.5;
}

#resultsSection {
    margin-top: 36px;
}

#summaryNote {
    margin-bottom: 18px;
    color: #374151;
    font-weight: 500;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    border-bottom: 1px solid #E5E7EB;
    text-align: left;
}

th {
    background-color: #F9FAFB;
}

.table-wrapper {
    width: 100%;
    overflow-x: auto;
}

#forecastTable {
    width: max-content;
    min-width: 100%;
}

.table-wrapper {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    display: block;
}

th, td {
    white-space: nowrap;
}

.chart-container {
    width: 100%;
    height: 280px;
    margin-top: 24px;
    margin-bottom: 28px;
}