/* ===== GLOBAL ===== */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #f4f6f9;
    color: #333;
    box-sizing: border-box;
}

*,
*::before,
*::after {
    box-sizing: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== BOXES ===== */
.box {
    width: 100%;
    max-width: 450px;
    background: #fff;
    margin: 40px auto;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,.1);
}

input, textarea, select {
    width: 100%;
    padding: 10px;
    margin-bottom: 12px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

/* ===== CONTAINERS ===== */
.container {
    width: 100%;
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

.container1 {
    width: 100%;
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 10px;
}

/* ===== HEADINGS ===== */
h1 {
    text-align: center;
    margin-bottom: 20px;
}

.section {
    margin-bottom: 35px;
}

.section h2 {
    border-left: 4px solid #007bff;
    padding-left: 10px;
    margin-bottom: 10px;
}

/* ===== PRICE BOX ===== */
.price-box {
    background: #f1f1f1;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 12px;
    border: 1px solid #ddd;
}

.price-title {
    font-size: 18px;
    font-weight: bold;
}

ul {
    margin: 10px 0;
}

/* ===== CONTACT BOX ===== */
.contact-box {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #ddd;
}

/* ===== BUTTONS ===== */
button {
    padding: 10px 18px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
button:hover {
    opacity: 0.9;
}

/* ===== HEADER ===== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}
.header h1 {
    margin: 0;
    font-size: 1.8em;
}
.header div a, .header div span {
    margin-left: 10px;
    color: #555;
    text-decoration: none;
}
.header div a:hover {
    color: #2d8cff;
}

/* ===== PLAN BOXES ===== */
.plan-box {
    border: 1px solid #ddd;
    padding: 16px;
    margin: 10px 0;
    border-radius: 8px;
}

.plan-box h3 {
    margin: 0 0 8px;
}

.plan-grid {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.plan-box {
    flex: 1 1 100%;
    min-width: 200px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px;
    }

    .header h1 {
        font-size: 1.5em;
        margin-bottom: 10px;
    }

    .container, .container1, .box {
        padding: 10px;
    }

    .price-box, .contact-box {
        padding: 12px;
    }

    input, textarea, select, button {
        font-size: 16px;
    }

    .plan-grid {
        flex-direction: column;
    }
}