.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 60px;
}

header h1 {
    font-size: 3em;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

header p {
    font-size: 1.2em;
    color: var(--deep-sea);
    font-weight: 500;
}

.input-section {
    text-align: center;
    margin-bottom: 40px;
}

.results-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.results-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.comparison-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.comparison-row {
    background-color: var(--surface-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.comparison-header {
    padding: 15px 20px;
    background-color: var(--sky-light);
    border-bottom: 1px solid rgba(14, 165, 233, 0.1);
}

.comparison-cells {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background-color: rgba(14, 165, 233, 0.1);
}

.comparison-cell {
    padding: 20px;
    background-color: white;
}

.stable-info-section {
    margin-bottom: 20px;
}

.before-after {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    gap: 40px;
}

.before-column, .after-column {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-top: 5px solid;
}

.export-section {
    text-align: center;
    margin-top: 40px;
}

.stable-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.stable-info-col {
    display: flex;
    flex-direction: column;
    gap: 15px;
}