@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --card-background: #ffffff;
    --border-color: #eee;
    --shadow-color: rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', sans-serif;
    background-color:#f5a623;
    color: #333;
    margin: 0;
    padding: 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #f5a623;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 0.5rem;
}

nav a {
    margin: 0 1rem;
    text-decoration: none;
    color: #555;
    font-weight: 500;
}

.my-account {
    background-color: #f5a623;
    color: white;
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
}

main {
    max-width: 900px;
    margin: 0 auto;
}

.hero {
    text-align: center;
    padding: 3rem 0;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: #555;
    max-width: 600px;
    margin: 0 auto;
}

.how-to-use {
    text-align: center;
    margin: 3rem 0;
}

.how-to-use h2 {
    margin-bottom: 2rem;
    font-size: 2rem;
}

.steps {
    display: flex;
    justify-content: space-around;
}

.step {
    display: flex;
    align-items: center;
}

.step span {
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    border-radius: 50%;
    background-color: #f5a623;
    color: white;
    margin-right: 0.5rem;
}

.explain-result {
    background-color: var(--card-background);
    padding: 2.5rem;
    margin: 3rem 0;
    border-radius: 12px;
    box-shadow: 0 8px 16px var(--shadow-color);
}

.explain-result h2 {
    text-align: center;
    color: #333;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.table-container {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

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

tr {
    border-bottom: 1px solid var(--border-color);
}

td, th {
    padding: 1.5rem;
    text-align: left;
}

th {
    background-color: #f9f9f9;
    font-weight: 600;
}

tbody tr:last-child {
    border-bottom: none;
}

td:first-child {
    font-weight: 600;
    color: #f5a623;
}

.key-features {
    text-align: center;
    margin: 4rem 0;
}

.key-features h3 {
    margin-bottom: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    padding: 2rem;
    background-color: var(--card-background);
    border-radius: 12px;
    box-shadow: 0 4px 8px var(--shadow-color);
}

.feature i {
    font-size: 2rem;
    color: #f5a623;
    margin-bottom: 1rem;
}

.faq {
    margin-top: 3rem;
    padding: 2rem;
    border-top: 1px solid var(--border-color);
}

.faq h2 {
    text-align: center;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-size: 1.8rem;
}

.faq-item {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3, .key-features h3 {
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
}

.faq-item p {
    line-height: 1.6;
    color: #555;
}

wholesale-calculator {
    display: block;
    background: var(--card-background);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 16px var(--shadow-color);
    transition: box-shadow 0.3s ease;
}

wholesale-calculator:hover {
    box-shadow: 0 12px 24px var(--shadow-color);
}