:root {
    --base-shade-1: #000090;
    --white-shade-1: #ffffff;
    --white-shade-2: #d7e1f3;
    --black-shade-1: #232323;
    --black-shade-2: #676a8b;
    --btn-color: #007fff;

    --base-font-size: 1.6rem;

    --heading-font-size-1: 4rem;
    --heading-font-size-2: 3.2rem;
    --heading-font-size-3: 2rem;
    --heading-font-size-4: 1.8rem;

    --border-radius-1: 1rem;
    --border-radius-2: 0.5rem;
}


*,
*:after,
*:before {
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
    text-decoration: none;
}

*:not(i) {
    font-family: 'Poppins', sans-serif;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

section,
footer {
    padding: 4rem 5rem;
}

.row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 5rem;
}

.column {
    width: 100%;
}

.section-desc {
    text-align: center;
    margin: 6rem 0 6rem 0;
}

h1 {
    font-size: var(--heading-font-size-1);
    color: var(--black-shade-1);
    margin-bottom: 2rem;
    word-spacing: 1rem;
    line-height: 1.6;
}

h2 {
    font-size: var(--heading-font-size-2);
    color: var(--black-shade-1);
    font-weight: 700;
    text-align: center;
}

h3 {
    font-size: var(--heading-font-size-3);
    color: var(--black-shade-1);
    font-weight: 700;
    margin: 1.5rem 0;
    text-align: center;
}

h4 {
    font-size: var(--heading-font-size-4);
    color: var(--black-shade-2);
    margin: 1.5rem 0;
}

p,
button {
    font-size: var(--base-font-size);
    color: var(--black-shade-2);
    line-height: 1.8;
    font-weight: 400;
    text-decoration: none;
}

.btn {
    background-color: var(--btn-color);
    color: var(--white-shade-1);
    padding: 1rem 2rem;
    border-radius: var(--border-radius-2);
    border: none;
    cursor: pointer;
    margin: 1rem 0;
}

/* .primary-btn {
    margin: 2rem 1rem;
} */

/* NAVBAR STYLING */

header {
    position: fixed;
    z-index: 999;
    width: 100%;
    padding: 1rem 5rem;
}

nav {
    background-color: var(--white-shade-1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#logo{
    text-decoration: none;
    font-size: 3rem;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 3rem;
}

nav a {
    font-size: var(--heading-font-size-4);
}

nav a#logo {
    color: var(--black-shade-1);
    font-weight: 700;
}

nav ul a {
    color: var(--black-shade-1);
    text-decoration: none;
    transition: all 0.5s ease ;
}

nav ul a:hover {
    color: var(--white-shade-1);
    background-color: var(--base-shade-1);
    border-radius: 10px;
    padding: 5px;
}

.sticky{
    background-color: var(--white-shade-1);
    box-shadow: 0 2rem 1.5rem rgba(0, 0, 0, 0.05);
}

.drop-btn {
    background-color: #007fff;
    color: var(--white-shade-1);
    border: none;
    outline: none;
}

.drop-content {
    position: absolute;
    background-color: var(--white-shade-1);
    width: 170px;
    display: none;
}

.drop:hover .drop-content {
    display: block;
}

.drop-content a {
    display: block;
    color: var(--black-shade-2);
    text-decoration: none;
    padding: 5px 5px;
    transition: all 0.5s ease ;
}

.drop-content a:hover {
    background-color: var(--base-shade-1);
    color: var(--white-shade-1);
}

/* MAIN SECTION STYLING */

.hero {
    background-color: var(--white-shade-1);
    background-image: url(images/main.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: right;
    padding-top: 200px;
    padding-bottom: 200px;
}

.hero-container {
    max-width: 660px;
    margin-top: 15px;
    padding-left: 4rem;
    padding-top: 5rem;
    text-transform: uppercase;
}

/* FEATURES SECTION STYLING */

.features .row {
    align-items: center;
}

.features .column {
    padding: 1rem 2rem;
    margin-top: 7rem;
    border-radius: var(--border-radius-1);
}

.features .column:hover {
    box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
}

.features .column p {
    text-align: center;
}

.features h3 {
    margin: 3rem 0;
}

.features i {
    display: block;
    width: 6rem;
    height: 6rem;
    margin: 0 auto;
    font-size: 3.5rem;
    background-color: var(--base-shade-1);
    color: var(--white-shade-1);
    padding: 1.3rem 0;
    text-align: center;
    border-radius: var(--border-radius-2);
}

/* SERVICES SECTION STYLING */

section .services {
    height: 100vh;
    width: 100%;
    display: grid;
    place-items: center;
}

.serv-row {
    display: flex;
    flex-wrap: wrap;
}

.serv-column {
    width: 100%;
    padding: 0 1em 1em 1em;
    padding-top: 7rem;
    text-align: center;
}

.card {
    width: 100%;
    height: 100%;
    margin-left: 21rem;
    padding: 2rem 3.5rem;
    border-radius: var(--border-radius-2);
    cursor: pointer;
    box-shadow: rgba(149, 157, 165, 0.2) 0px 5px 14px
}

.serv-icon {
    background-color: var(--base-shade-1);
    position: relative;
    margin: auto;
    font-size: 30px;
    height: 2.5em;
    width: 2.5em;
    color: var(--white-shade-1);
    border-radius: 50%;
    display: grid;
    place-items: center;
}

.serv-btn{
    padding: 1rem 9rem;
    margin-top: 30px;
}

@media screen and (min-width: 768px) {
    section .services {
        padding: 0 2em;
    }

    .serv-column {
        flex: 0 50%;
        max-width: 50%;
    }
}

@media screen and (min-width: 992px) {
    section .services {
        padding: 1em 3em;
    }

    .serv-column {
        flex: 0 0 33.33%;
        max-width: 33.33%;
    }
}

/* FOOTER SECTION STYLING */

.footer{
    background-color: #00004d;
}

.footer.container{
    max-width: 1170px;
    margin: auto;
}

.foot-row{
    display: flex;
    flex-wrap: wrap;
}

.foot-column{
    width: 25%;
    padding: 0 15px;
}

.foot-column h4{
    font-size: var(--heading-font-size-3);
    color: var(--white-shade-1);
    text-transform: capitalize;
    margin-bottom: 30px;
    position: relative;
}

.foot-column p{
    color: var(--white-shade-2);
}

.footer ul{
    list-style: none;
}

.foot-column ul li{
    margin-bottom: 10px;
}

.foot-column ul li a{
    font-size: 16px;
    text-transform: capitalize;
    color: var(--white-shade-2);
    text-decoration: none;
    font-weight: 300;
    display: block;
    transition: all 0.3s ease;
}

.foot-column ul li a:hover{
    color: var(--white-shade-1);
    padding-left: 8px;
}

.foot-column .social-links a{
    display: inline-block;
    height: 40px;
    width: 40px;
    color: var(--white-shade-1);
    margin: 0 10px 10px 0;
    text-align: center;
    line-height: 40px;
}

.footer i{
    font-size: 4rem;
}

@media (max-width: 767px){
    .foot-column{
        width: 50%;
        margin-bottom: 30px;
    }
}
@media (max-width: 574px){
    .foot-column{
        width: 100%;
    }
}