/* ===== Global Reset ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== Base Layout ===== */
body {
    font-family: 'Inter', Arial, sans-serif;
    background: #f0f2f5;
    color: #1a1a1a;
    padding: 40px;
    line-height: 1.7;
}

/* ===== Page Container ===== */
.main {
    max-width: 900px;
    margin: auto;
    background: #ffffff;
    padding: 40px;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

/* ===== Headings ===== */
h1 {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #111;
}

h2 {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #222;
}

/* ===== Links ===== */
a {
    color: #0077ff;
    text-decoration: none;
    font-weight: 500;
    transition: 0.2s ease;
}

a:hover {
    color: #0055cc;
    text-decoration: underline;
}

/* ===== Modern Buttons ===== */
button {
    background: #0077ff;
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 15px;
    cursor: pointer;
    font-weight: 600;
    transition: 0.25s ease;
}

button:hover {
    background: #0055cc;
    transform: translateY(-2px);
}

/* ===== Card Components ===== */
.card {
    background: #fff;
    padding: 25px;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.06);
    margin-bottom: 25px;
}

/* ===== Subtle Divider ===== */
.divider {
    height: 1px;
    background: #e0e0e0;
    margin: 25px 0;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
    body {
        padding: 20px;
    }
    .main {
        padding: 25px;
    }
    h1 {
        font-size: 2rem;
    }
}