/*
====================
Fonts
====================
*/
@font-face {
  font-family: "vazir";
  src: url("../fonts/vazir/Farsi-Digits-Without-Latin/Vazir-FD-WOL.woff")
      format("woff"),
    url("../fonts/vazir/Farsi-Digits-Without-Latin/Vazir-FD-WOL.woff2")
      format("woff2"),
    url("../fonts/vazir/Farsi-Digits-Without-Latin/Vazir-FD-WOL.ttf")
      format("truetype");
  font-style: normal;
  font-weight: normal;
}

/*
====================
Variables
====================
*/
:root {
  --clr-primary: #050c9c;
  --clr-primary-light: #3572ef;
  --clr-secondary: #3abef9;
  --clr-link: #a7e6ff;
  --clr-footer: #180556;
  --clr-white: #fff;
  --clr-gray-1: #102a42;
  --clr-gray-5: #617d98;
  --clr-gray-10: #f1f5f8;
  --ff-primary: "Vazir", sans-serif;
  --transition: all 0.3s linear;
  --light-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --dark-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  font-family: var(--ff-primary);
  background-color: var(--clr-white);
  color: var(--clr-gray-1);
  line-height: 1.5;
  font-size: 0.875rem;
}

ul {
  list-style-type: none;
}

a {
  text-decoration: none;
}

img {
  display: block;
  width: 100%;
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: 3rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.25rem;
}
h4 {
  font-size: 0.875rem;
}

p {
  margin-bottom: 1.25rem;
  color: var(--clr-gray-5);
}

@media screen and (min-width: 800px) {
  h1 {
    font-size: 3rem;
  }
  h2 {
    font-size: 2.5rem;
  }
  h3 {
    font-size: 1.75rem;
  }
  h4 {
    font-size: 1rem;
  }
  body {
    font-size: 1rem;
  }
  h1,
  h2,
  h3,
  h4 {
    line-height: 1;
  }
}

.btn {
  background-color: var(--clr-primary-light);
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  color: var(--clr-white);
  transition: var(--transition);
  display: inline-block;
  border: 2px solid transparent;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.btn:hover {
  color: var(--clr-primary);
  background-color: var(--clr-secondary);
}

.section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title span {
  color: var(--clr-primary-light);
}

.section-center {
  width: 90vw;
  max-width: 1170px;
  margin: 0 auto;
}

@media screen and (min-width: 768px) {
  .section-center {
    width: 95vw;
  }
}


/*
====================
Navbar
====================
*/
.navbar {
  position: fixed;
  top: 0;
  right: 0;
  background-color: var(--clr-white);
  width: 100%;
  box-shadow: var(--dark-shadow);
  z-index: 2;
}

.nav-icons {
  display: none;
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.navbar-center {
  width: 100%;
  max-width: 1170px;
  margin: 0 auto;
}

.nav-header h3 {
  margin-bottom: 0;
}

.nav-toggle {
  color: var(--clr-primary-light);
  font-size: 1.5rem;
  border: none;
  background-color: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.nav-toggle:hover {
  transform: scale(1.2);
}

.nav-link {
  display: block;
  padding: 1rem 2rem;
  font-size: 1rem;
  color: var(--clr-gray-1);
  cursor: pointer;
  transition: var(--transition);
}

.nav-link:hover {
  padding-right: 3rem;
  color: var(--clr-primary);
  background-color: var(--clr-primary-light);
}

.nav-links {
  height: 0;
  overflow: hidden;
  transition: var(--transition);
}

.show-links {
  height: 280px;
}

@media screen and (min-width: 992px) {
  .navbar {
    padding: 1rem 2rem;
  }

  .nav-toggle {
    display: none;
  }

  .navbar-center {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .nav-links {
    height: auto;
    display: flex;
    gap: 1rem;
  }

  .nav-link {
    padding: 0;
  }

  .nav-link:hover {
    padding: 0;
    background: none;
    color: var(--clr-primary-light);
  }

  .nav-header {
    padding: 0;
  }

  .nav-icons {
    display: flex;
    gap: 0.75rem;
  }

  .nav-icon {
    color: var(--clr-primary-light);
    font-size: 1.5rem;
    transition: var(--transition);
  }

  .nav-icon:hover {
    color: var(--clr-link);
  }
}

/*
====================
Hero
====================
*/
.hero {
  height: 100vh;
  background-color: var(--clr-primary-light);
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-banner {
  padding: 0 3rem;
  text-align: center;
}

.hero-banner h1 {
  color: var(--clr-white);
  margin-bottom: 3rem;
}

.hero-banner p {
  max-width: 35rem;
  color: var(--clr-white);
  margin-bottom: 2rem;
}

.btn-hero {
  padding: 0.5rem 1.2rem;
  background: var(--clr-white);
  font-size: 1rem;
  color: var(--clr-primary-light);
}

.btn-hero:hover {
  background: transparent;
  color: var(--clr-white);
  border-color: var(--clr-white);
}

@media screen and (min-width: 768px) {
  .hero {
    background: linear-gradient(rgba(5, 12, 156, 0.7), rgba(0, 0, 0, 0.7)),
      url("../images/bg-header.jpg") center/cover no-repeat;
  }
  .hero-banner {
    padding: 0;
  }
  .hero-banner p {
    max-width: 45rem;
  }
}

/*
====================
About
====================
*/
.about-img {
  margin-bottom: 2rem;
}

@media screen and (min-width: 992px) {
  .about-img {
    margin-bottom: 0;
  }
  .about-center {
    display: flex;
    justify-content: space-between;
  }
  .about-img,
  .about-info {
    flex: 0 0 calc(50% - 2rem);
    align-self: center;
  }
}
@media screen and (min-width: 1170px) {
  .about-img {
    position: relative;
  }

  .about-img::before {
    content: "";
    border: 0.5rem solid var(--clr-primary);
    position: absolute;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    top: -1rem;
    right: -1rem;
    z-index: -1;
  }
}

/*
====================
Service
====================
*/
.section-service {
  background-color: var(--clr-gray-10);
}

.service-card {
  text-align: center;
  margin-bottom: 3rem;
}

.service-icon {
  color: var(--clr-white);
  font-size: 2rem;
  background-color: var(--clr-primary);
  padding: 0.5rem;
  display: inline-block;
  margin-bottom: 1.5rem;
}

.service-text {
  max-width: 20rem;
  margin: 0 auto;
}

@media screen and (min-width: 576px) {
  .services {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .service-card {
    flex: 0 0 calc(50% - 1rem);
  }
}
@media screen and (min-width: 992px) {
  .service-card {
    flex: 0 0 calc(33.333% - 1rem);
  }
}
@media screen and (min-width: 1170px) {
  .service-card {
    flex: 0 0 calc(33.333% - 1rem);
    display: flex;
    gap: 1rem;
    text-align: right;
  }
  .service-icon {
    align-self: flex-start;
  }
  .service-title {
    margin-bottom: 0.5rem;
  }
}

/*
====================
Articles
====================
*/
.article-card {
  background-color: var(--clr-gray-10);
  box-shadow: var(--light-shadow);
  transition: var(--transition);
  margin-bottom: 3rem;
}

.article-card:hover {
  box-shadow: var(--dark-shadow);
  transform: scale(1.02);
}
.article-img-container {
  position: relative;
}

.article-img-container p {
  background-color: var(--clr-primary);
  color: var(--clr-white);
  padding: 0.25rem 0.5rem;
  margin-bottom: 0;
  position: absolute;
  right: 0;
  bottom: 0;
}

.article-info-container {
  padding: 1.25rem 1.5rem;
}

.article-info-title {
  display: flex;
  justify-content: space-between;
}

.article-info-title p {
  margin-bottom: 0;
}

.article-img-container img{
  object-fit: cover;
  height: 15rem;
}

.article-info-footer {
  display: flex;
  justify-content: space-between;
}

.article-author {
  display: flex;
  gap: 0.25rem;
}

.article-info-footer * {
  color: var(--clr-primary-light);
  margin-bottom: 0;
}
.article-info-footer a {
  transition: var(--transition);
}
.article-info-footer a:hover {
  color: var(--clr-primary);
}

.article-btn {
  text-align: center;
}

@media screen and (min-width: 768px) {
  .article {
    display: flex;
    gap: 3rem 2rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
  }
  .article-card {
    flex: 0 0 calc(50% - 1rem);
    margin-bottom: 0;
  }
}
@media screen and (min-width: 1170px) {
  .article {
    gap: 2rem 3rem;
  }
  .article-card {
    flex: 0 0 calc(33.333% - 2rem);
  }
}


/*
====================
Contact
====================
*/
.contact-section {
  background-color: var(--clr-primary-light);
}

.contact-title p, .contact-title h3{
  color: var(--clr-white);
}

.contact-form {
  display: flex;
}

.form-control {
  flex: 1 1 auto;
  color: var(--clr-gray-5);
}

.form-control, .btn-submit {
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  border: transparent;
}

.form-control::placeholder {
  font-family: var(--ff-primary);
  color: inherit;
}

.btn-submit {
  font-family: var(--ff-primary);
  background-color: var(--clr-secondary);
  color: var(--clr-white);
  cursor: pointer;
  transition: var(--transition);
}

.btn-submit:hover {
  background-color: var(--clr-primary);
}

@media screen and (min-width: 992px) {
  .contact {
    display: flex;
    gap: 2rem;
  }
  .contact-form {
    align-self: flex-start;
    flex: 1 1 auto;
  }
}


/*
====================
Gallery
====================
*/
.gallery-card {
  position: relative;
  background-color: var(--clr-primary);
}

.gallery-icon {
  position: absolute;
  color: var(--clr-white);
  top: 50%;
  left: 50%;
  font-size: 2rem;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: var(--transition);
}

.gallery-card:hover .gallery-icon {
  opacity: 1;
}

.gallery-img {
  object-fit: cover;
  height: 17rem;
  transition: var(--transition);
}

.gallery-card:hover .gallery-img {
  opacity: 0.7;
}

@media screen and (min-width: 768px) {
  .gallery {
    display: flex;
    flex-wrap: wrap;
  }
  .gallery-card{
    flex: 0 0 50%;
  }
}

@media screen and (min-width: 992px) {
  .gallery-card{
    flex: 0 0 25%;
  }
}


/*
====================
Footer
====================
*/
.footer {
  background-color: var(--clr-footer);
  text-align: center;
  padding: 3rem 2rem 1rem 2rem;
}

.footer-links, .footer-icons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 1rem;
  gap: 1rem;
}

.footer-link{
  color: var(--clr-white);
  font-size: 1rem;
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--clr-primary-light);
}

.footer-icon {
  color: var(--clr-primary-light);
  font-size: 2rem;
  transition: var(--transition);
}

.footer-icon:hover {
  color: var(--clr-link);
}

.copyright {
  color: var(--clr-white);
}