@import url("https://fonts.googleapis.com/css?family=Be+Vietnam:400,500,700&display=swap");

/* Variables */

:root {
  --primary-bright-red: hsl(12, 88%, 59%);
  --primary-dark-blue: hsl(228, 39%, 23%);
  --neutral-dark-grey-blue: hsl(227, 12%, 61%);
  --neutral-dark-blue: hsl(233, 12%, 13%);
  --neutral-pale-red: hsl(13, 100%, 96%);
  --neutral-light-grey: hsl(0, 0%, 98%);
}

/* Universal Styles */

.screenreader {
  position: absolute !important; /* Outside the DOM flow */
  height: 1px; width: 1px; /* Nearly collapsed */
  overflow: hidden;
  clip: rect(1px 1px 1px 1px); /* IE 7+ only support clip without commas */
  clip: rect(1px, 1px, 1px, 1px); /* All other browsers */
}

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

body {
  font-family: "Be Vietnam", sans-serif;
  color: var(--neutral-dark-blue);
  font-size: 16px;
}

a {
  text-decoration: none;
}

ul {
  list-style: none;
}

/* Typography - Base Styles */

h1 {
  font-size: 2.5rem;
  line-height: 1.25;
}

h2 {
  font-size: 2rem;
}

h5 {
  font-size: 1rem;
}

p {
  font-size: 1rem;
  color: var(--neutral-dark-grey-blue);
  line-height: 1.8;
}

a:focus {
  outline: none;
}

/* Button Styles */

.btn {
  cursor: pointer;
  display: inline-block;
  border: 0;
  border-radius: 30px;
  padding: 12px 30px;
  background-color: var(--primary-bright-red);
  font-size: 0.8rem;
  font-weight: 500;
  color: #fff;
  box-shadow: 0px 10px 10px -5px rgba(205, 70, 25, 0.7);
}

.btn:hover,
.btn:focus {
  opacity: 0.8;
}

.btn.white {
  background-color: #fff;
  color: var(--primary-bright-red);
  box-shadow: 0px 10px 10px -5px rgba(0, 0, 0, 0.3);
}

.btn:hover.white,
.btn:hover.white {
  opacity: 1;
  color: hsla(12, 88%, 59%, 50%);
}

/* background elements */

.background-container {
  position: absolute;
  overflow: hidden;
  margin: 0 auto;
  top: 0;
  left: 0;
  right: 0;
  height: 2000px;
  display: flex;
  justify-content: center;
}

.bg-pattern {
  position: absolute;
  background-image: url(images/bg-tablet-pattern.svg);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center top;
  z-index: -1;
}

.bg1 {
  width: 450px;
  height: 450px;
  transform: translateX(100px) translateY(-130px);
}

.bg2 {
  opacity: 1;
  width: 300px;
  height: 300px;
  transform: translateX(202px) translateY(530px);
}

/* Nav section */

.nav-container {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1110px;
  margin: 40px auto 30px;
}

nav .logo {
  transform: scale(0.75) translateX(-22px) translateY(2px);
  z-index: 25;
}

.nav-btn {
  display: none;
}

/* Nav - links */

.menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-image: linear-gradient(
    hsla(227, 12%, 61%, 20%),
    hsla(233, 12%, 13%, 70%)
  );
  border: none;
  z-index: 10;
  animation-name: modalopen;
  animation-duration: 0.6s;
}

.toggle {
  border: none;
  background: transparent;
}

.toggle:focus {
  outline: none;
}

.menu.show {
  display: block;
}

.nav-links {
  width: 75%;
  max-width: 400px;
  background-color: #fff;
  padding: 34px;
  margin: 100px auto 0;
  border-radius: 8px;
  text-align: center;
  z-index: 12;
}

.nav-links li {
  padding: 10px;
}

.nav-links li a {
  color: var(--primary-dark-blue);
  font-weight: 500;
}

.nav-links li a:hover,
.nav-links li a:focus {
  color: var(--neutral-dark-grey-blue);
  font-weight: 500;
}

.toggle {
  z-index: 25;
}

@keyframes modalopen {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* Section - main */

.main-container {
  position: relative;
  width: 95%;
  max-width: 1110px;
  margin: 0 auto;
}

.main-grid {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0 auto 100px;
}

.main-text {
  text-align: center;
}

.main-text h1 {
  max-width: 450px;
  margin: 0 auto 15px;
}

.main-text p {
  max-width: 300px;
  margin: 0 auto 30px;
}

.main-image {
  max-width: 350px;
  margin: 0 auto;
}

.main-image img {
  width: 100%;
}

/* About */

.about-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 50px;
}

.about-head h2 {
  max-width: 260px;
  margin-bottom: 25px;
}

.about-head p {
  max-width: 330px;
  font-size: 0.9rem;
}

.about-list h5 {
  background-color: var(--neutral-pale-red);
  padding: 8px 0px;
  border-radius: 25px 0px 0px 25px;
  margin-bottom: 10px;
  margin-left: 15px;
}

.about-list p {
  margin-bottom: 50px;
  margin-left: 15px;
  margin-right: 15px;
  font-size: 0.9rem;
}

.number {
  padding: 8px 25px;
  border-radius: 25px;
  color: #fff;
  background-color: var(--primary-bright-red);
  margin: 0 10px 0 0;
}

/* Testimonials */

.testimonials {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 70px 0 50px;
}

.slider {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 255px;
  margin: 100px auto 40px;
}

.card {
  position: absolute;
  top: 0;
  left: auto;
  right: auto;
  width: 90%;
  max-width: 500px;
  height: 245px;
  border-radius: 5px;
  text-align: center;
  background-color: var(--neutral-light-grey);
  flex-direction: column;
  padding-top: 60px;
  display: none;
  animation: cardfade;
  animation-duration: 1s;
}

.card.active-card {
  display: flex;
}

@keyframes cardfade {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.card img {
  position: absolute;
  height: 70px;
  width: 70px;
  top: -35px;
  left: 50%;
  transform: translateX(-50%);
}

.card p {
  font-size: 0.9rem;
  padding: 15px 25px;
}

.dot {
  cursor: pointer;
  height: 10px;
  width: 10px;
  margin: 0 2px 45px;
  background-color: #fff;
  border-radius: 50%;
  border: 2px solid var(--primary-bright-red);
  display: inline-block;
  opacity: 0.6;
}

.active,
.dot:hover {
  background-color: var(--primary-bright-red);
  opacity: 1;
}

/* CTA */

.cta {
  background-color: var(--primary-bright-red);
  background-image: url(./images/bg-simplify-section-mobile.svg);
  background-position: left;
  background-repeat: no-repeat;
  height: 400px;
}

.cta-container {
  display: flex;
  height: 100%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

h2.white {
  text-align: center;
  color: #fff;
  width: 100%;
  max-width: 310px;
  margin: 0 0 0px;
}

/* footer */

footer {
  background-color: var(--neutral-dark-blue);
}

footer .container {
  width: 90%;
  max-width: 1110px;
  margin: 0px auto 0px;
}

.grid-container {
  display: grid;
  max-width: 450px;
  margin: 0 auto;
  grid-template-columns: repeat(2, 1fr);
}

.updates {
  grid-row: 1 / 2;
  grid-column: 1 / 3;
  width: 100%;
  margin: 50px 0;
  display: flex;
  justify-content: center;
}

.footer-links li {
  margin-top: 20px;
}

.footer-links li:first-of-type {
  margin-top: 0px;
}

.footer-links li a {
  color: #fff;
  font-size: 0.9em;
  /* margin: 0 0 0 40px; */
}

.footer-links li a:hover, .footer-links li a:focus {
  color: var(--primary-bright-red);
}

.links-1 {
  grid-row: 2 / 3;
  margin-bottom: 50px;
  justify-self: center;
}

.links-2 {
  grid-row: 2 / 3;
  justify-self: center;
}

.social-links {
  grid-row: 3 / 4;
  grid-column: 1 / 3;
  display: flex;
  justify-content: space-between;
  margin: 0 20px 40px;
}

.social-links a {
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-links a svg {
  transform: scale(1.4);
}

.social-links a:hover .social-color,
.social-links a:focus .social-color {
  fill: var(--primary-bright-red);
}

.footer-logo {
  grid-row: 4 / 5;
  grid-column: 1 / 3;
  margin: 0px auto 50px;
}

.footer-logo .logo-color {
  fill: #fff;
}

.copy {
  grid-row: 5 / 6;
  grid-column: 1 / 3;
  text-align: center;
  font-size: 0.75rem;
  margin-bottom: 40px;
}

/* Email subscribe form */

.email-form {
  width: 100%;
  max-width: 310px;
  position: relative;
  display: flex;
  align-items: flex-start;
}

.email-form input {
  width: 100%;
  max-width: 240px;
  padding: 14px;
  border: #fff 2px solid;
  border-radius: 30px;
  font-size: 12px;
  margin-right: 5px;
}

.email-form input:focus,
.email-form button:focus {
  outline: none;
}

.email-form.error input {
  border: var(--primary-bright-red) 2px solid;
  color: var(--primary-bright-red);
}

.email-form input::placeholder {
  color: var(--neutral-dark-grey-blue);
}

.email-form button {
  cursor: pointer;
  padding: 15px 22px;
  border-radius: 30px;
  border: 1px solid var(--primary-bright-red);
  background: var(--primary-bright-red);
  color: #fff;
}

.email-form button:hover,
.email-form button:focus {
  background-color: hsl(12, 88%, 69%);
  border: 1px solid hsl(12, 88%, 69%);
}

.email-form button:active,
.email-form button:focus {
  transform: scale(0.9);
}

.email-form small {
  position: absolute;
  color: var(--primary-bright-red);
  font-size: 10px;
  bottom: -20px;
  left: 15px;
  z-index: 2;
}

/* Media Queries */

/* tablets */

@media only screen and (min-width: 481px) {
  .about-list {
    max-width: 550px;
    margin: 0 auto;
  }

  .about-list p {
    padding-left: 80px;
  }
}

/* Small Screens & Laptops */

@media only screen and (min-width: 769px) {
  .bg1 {
    width: 100%;
    height: 700px;
    transform: translateX(410px) translateY(-80px);
  }

  .bg2 {
    opacity: 1;
    width: 100%;
    height: 700px;
    transform: translateX(-810px) translateY(1125px);
  }

  h1 {
    font-size: 2.4rem;
  }

  h2 {
    font-size: 2.4rem;
  }

  /* Nav */

  nav .logo {
    transform: translateY(7px);
    z-index: 25;
  }

  .nav-btn {
    display: block;
  }

  /* Nav - links */

  .nav-container {
    margin: 55px auto 120px;
  }

  .menu {
    display: flex;
    align-items: center;
    position: relative;
    background-image: none;
    border: none;
    z-index: 10;
  }

  .nav-links {
    display: flex;
    width: 100%;
    background-color: transparent;
    padding: 0;
    margin: 0px auto 0;
    border-radius: 8px;
    text-align: center;
    z-index: 12;
  }

  .nav-links li {
    padding: 0 30px 0 0;
  }

  .nav-links li:last-of-type {
    padding: 0;
  }

  .nav-links li a {
    color: var(--primary-dark-blue);
    font-size: 0.8rem;
    font-weight: 500;
  }

  .nav-links li a:hover {
    color: var(--neutral-dark-grey-blue);
    font-weight: 500;
  }

  .toggle {
    display: none;
  }

  /* Main */

  .main-container {
    width: 90%;
  }

  .main-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    margin: 0 auto 130px;
  }

  .main-image {
    order: 2;
    max-width: 550px;
  }

  .main-text {
    text-align: left;
  }

  .main-text h1 {
    margin: 50px 0 30px;
    width: 100%;
    max-width: 340px;
  }

  .main-text p {
    margin: 0 0 30px;
    width: 100%;
    max-width: 340px;
  }

  /* About */

  .about {
    width: 90%;
    max-width: 1110px;
    margin: 0 auto 0;
  }

  .about-head h2 {
    max-width: 330px;
    margin-bottom: 25px;
    line-height: 1.2;
  }

  .about-list p {
    font-size: 1rem;
  }

  .about-list h5 {
    background-color: transparent;
  }

  .about-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  /* Testimonials */

  .testimonials {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 70px auto 50px;
  }

  .testimonials .btn {
    margin-top: 50px;
  }

  .slider {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: start;
    width: 100%;
    max-width: fit-content;
    padding-top: 40px;
    height: fit-content;
    margin: 20px 0 0;
    overflow-x: scroll;
  }

  .card {
    position: relative;
    flex-shrink: 0;
    margin: 50px 30px 0 0;
    width: 540px;
    height: 220px;
    text-align: center;
    background-color: var(--neutral-light-grey);
    flex-direction: column;
    padding-top: 60px;
    display: block;
  }

  .card:last-of-type {
    margin: 0 0 0 0;
  }

  .dot {
    display: none;
  }

  /* CTA Section */

  .cta {
    background-image: url(./images/bg-simplify-section-desktop.svg);
    background-position: bottom;
    height: 220px;
    margin: 180px auto 0;
  }

  .cta-container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 90%;
    max-width: 1110px;
  }

  h2.white {
    text-align: left;
    max-width: 440px;
  }

  /* Footer */

  .grid-container {
    grid-template-columns: 160px 1fr 1fr 280px;
    max-width: 100%;
    padding: 60px 0 50px;
  }

  .footer-logo {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
    margin: 0px 0px;
  }

  .social-links {
    grid-row: 2 / 3;
    grid-column: 1 / 2;
    margin: 0 0px 0px;
    align-self: flex-end;
  }

  .social-links a {
    cursor: pointer;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .social-links a svg {
    transform: scale(1);
  }

  .links-1 {
    justify-self: center;

    grid-row: 1 / 3;
    grid-column: 2 / 3;
    margin-bottom: 0px;
  }
  .links-2 {
    justify-self: center;
    grid-row: 1 / 3;
    grid-column: 3 / 4;
    margin-bottom: 0px;
  }

  .footer-links li a {
    margin: 0 0;
  }

  .updates {
    grid-row: 1 / 2;
    grid-column: 4 / 5;
    margin: 0 0;
    display: block;
  }

  .email-form input {
    width: 100%;
    max-width: 200px;
  }

  .copy {
    grid-row: 2 / 3;
    grid-column: 4 / 5;
    justify-self: flex-end;
    align-self: end;
    margin-bottom: 0;
  }
}

/* Large Screens */

@media only screen and (min-width: 1010px) {
  h1 {
    font-size: 3rem;
  }

  /* Main */

  .main-text h1 {
    max-width: 440px;
  }

  /* About */

  .about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .about-head {
    display: block;
    text-align: left;
  }

  .about-head h2 {
    max-width: 430px;
    margin-bottom: 30px;
  }

  .about-list p {
    padding-left: 95px;
  }

  .number {
    margin: 0 25px 0 0;
  }
}