/*  JavaScript 7th Edition
    Chapter 6
    Hands-on Project 6-3
     
    Author: Sayman Zaya
    Date: 3/22/25
*/

/* Apply a natural box layout model to all elements */
* {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
 
/* Reset Rules */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
    display: block;
}

body {
    line-height: 1;
    width: 960px;
    background: white;
    margin: 0 auto;
    font-family: Verdana, Geneva, sans-serif;
}

ol, ul {
    list-style: none;
}

/* Page Header */
header {
    background: #5472B2;
    width: 100%;
    color: #FFFFFF;
    font-size: 48px;
    text-align: center;
    line-height: 1.5em;
    padding: 10px 0;
}

/* Main Content */
article {
    width: 960px;
    text-align: left;
    background: #FFDB70;
    padding: 20px 50px 60px;
    position: relative;
}

/* Form Layout */
form#billShip {
    display: flex;
    flex-flow: row wrap;
    gap: 20px;
}

form#billShip section {
    flex: 1;
    margin: 10px;
}

/* Checkbox for 'Same as Shipping' */
input#useShip {
    margin-right: 10px;
    vertical-align: middle;
}

label#cbLabel {
    display: inline-block;
    font-size: 1em;
}

/* Fieldset */
fieldset {
    border: 2px ridge rgb(128, 128, 128);
    padding: 30px 15px;
    position: relative;
    margin-top: 5px;
}

fieldset span {
    color: red;
    font-weight: bold;
}

fieldset label {
    display: block;
    float: left;
    clear: left;
    width: 150px;
    text-align: right;
    margin: 0 15px 25px 0;
}

fieldset input[type="text"],
fieldset select {
    float: left;
    width: 200px;
    margin: 0 0 25px 0;
}

fieldset p {
    position: absolute;
    top: 10px;
    right: 10px;
}

/* Submit Button */
input[type="submit"] {
    display: block;
    width: 120px;
    height: 30px;
    font-size: 1em;
    margin: 20px auto;
    background: #5472B2;
    color: white;
    border: none;
    cursor: pointer;
    transition: 0.3s;
}

input[type="submit"]:hover {
    background: #405A94;
}

/* Error Message Styling */
p#errorBox {
    width: 100%;
    color: red;
    font-size: 1.1em;
    margin-left: 10px;
    margin-top: 10px;
    border: 2px solid red;
    background-color: white;
    padding: 15px;
    box-shadow: 2px 2px 10px rgba(255, 0, 0, 0.3);
    text-align: center;
}

/* Invalid Input Highlight */
input[type="text"]:invalid {
    background-color: rgba(255, 0, 0, 0.3);
}

/* Section Titles */
section > h1 {
    font-size: 1.4em;
    margin: 20px 0 20px 30px;
}

/* Table Styling */
table {
    margin-left: 30px;
    border-collapse: collapse;
    width: 48%;
    float: left;
    margin-right: 1%;
}

table td {
    border: 1px solid rgb(150, 150, 150);
    padding: 5px;
}

table tr td:first-of-type {
    background-color: #E3E09B;
}