/* =======================
   TECHUNITED THEME CSS
   ======================= */

body {
    font-family: 'Inter', sans-serif;
    background-color: #f4f6fb;
    margin: 0;
    padding: 0;
    color: #333;
}

/* Top Header Bar */
.top-bar {
    background: #0a2a66; /* Navy Blue */
    color: white;
    padding: 10px 0;
    font-size: 14px;
}

    .top-bar a {
        color: #fff;
        text-decoration: none;
        margin-right: 20px;
    }

/* Logo Section */
.header-logo {
    display: flex;
    align-items: center;
    padding: 15px 30px;
    background: #ffffff;
}

    .header-logo img {
        height: 60px;
        margin-right: 20px;
    }

    .header-logo h1 {
        font-size: 26px;
        font-weight: 700;
        color: #0a2a66;
    }

/* Navigation */
.navbar {
    background: #ffffff;
    border-top: 2px solid #e5e5e5;
    padding: 10px 30px;
}

    .navbar a {
        color: #0a2a66;
        text-decoration: none;
        margin-right: 25px;
        font-weight: 600;
    }

        .navbar a.active {
            color: #e00027; /* TechUnited Red */
            border-bottom: 2px solid #e00027;
        }

/* Main Container */
.container-box {
    max-width: 900px;
    margin: 40px auto;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.07);
}

/* Buttons */
.btn-main {
    background: #e00027; /* Red */
    color: white;
    padding: 12px 20px;
    border: none;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
}

    .btn-main:hover {
        background: #bb001f;
    }

/* Inputs */
input[type=text],
input[type=number],
input[type=color],
input[type=file] {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    margin-bottom: 15px;
    font-size: 15px;
}

/* QR Preview */
.qr-preview {
    margin-top: 30px;
    text-align: center;
}

    .qr-preview img {
        border: 2px solid #0a2a66;
        background: white;
        padding: 10px;
        border-radius: 12px;
    }