style.css

:root {
  --clr-primary-1: 171, 66%, 44%;
  --clr-primary-1-shadow: 171, 66%, 44%, 0.5;
  --clr-primary-2: 233, 100%, 69%;
  --clr-primary-2-shadow: 233, 100%, 69%, 0.5;
  --clr-neutral-1: 210, 10%, 33%;
  --clr-neutral-2: 201, 11%, 66%;
  --clr-neutral-3: #f5f6f8;

  --ff-primary: "Bai Jamjuree", sans-serif;

  --fw-regular: 400;
  --fw-bold: 600;

  --fs-text: 18px;
  --fs-sub-title: 22px;
  --fs-title: 32px;
  --fs-title-extra-large: 40px;

  --section-margin: 100px
}

/* Box sizing rules */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Remove default margin */
body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

/* Remove list styles on ul, ol elements with a list role, which suggests default styling will be removed */
ul[role="list"],
ol[role="list"] {
  list-style: none;
}

/* Set core root defaults */
html:focus-within {
  scroll-behavior: smooth;
}

/* Set core body defaults */
body {
  min-height: 100dvh;
  text-rendering: optimizeSpeed;
  line-height: 1.5;
}

/* A elements that don't have a class get default styles */
a:not([class]) {
  text-decoration-skip-ink: auto;
}

/* Make images easier to work with */
img,
picture {
  max-width: 100%;
  display: block;
}

/* Inherit fonts for inputs and buttons */
input,
button,
textarea,
select {
  font: inherit;
}

/* Remove all animations, transitions and smooth scroll for people that prefer not to see them */
@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a {
  text-decoration: none;
}

body {
  font-family: var(--ff-primary);
}

h1,
h2 {
  font-weight: var(--fw-bold);
  color: hsl(var(--clr-neutral-1));
  margin-bottom: 15px;
}

h1 {
  font-size: var(--fs-title);
}

h2 {
  font-size: var(--fs-sub-title);
}

p {
  font-size: var(--fs-text);
  color: hsl(var(--clr-neutral-2));
}

h1.large-title {
  font-size: var(--fs-title-extra-large);
}

.buttons {
  width: 100%;
  display: flex;
  gap: 30px;
  justify-content: center;
}

.button {
  color: white;
  font-weight: var(--fw-bold);
  letter-spacing: 0.5px;
  width: 35%;
  height: 55px;
  border-radius: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.button:hover,
.button:focus {
  filter: brightness(1.1);
}

.button-primary-1 {
  background-color: hsl(var(--clr-primary-1));
  box-shadow: 0 9px 20px -2px hsl(var(--clr-primary-1-shadow)),
  0 -3px hsl(0deg 0% 0% / 30%) inset;
}
.button-primary-2 {
  background-color: hsl(var(--clr-primary-2));
  box-shadow: 0 9px 20px -2px hsl(var(--clr-primary-2-shadow)),
  0 -3px hsl(0deg 0% 0% / 30%) inset;
}


@media (max-width: 640px) {
  .buttons {
    flex-direction: column;
    padding-inline: 20px;
  }

  .button {
    width: 100%;
  }
}

.container,
.container-special {
  padding-inline: 15px;
  margin-inline: auto;
}

@media (min-width: 700px) {
  .container {
    width: 700px;
  }
}

@media (min-width: 668px) {
  .container-special {
      width: 650px;
  }
}

@media (min-width: 892px) {
  .container-special {
      width: 870px;
  }
}

@media (min-width: 1100px) {
  .container-special {
      width: 1070px;
  }
}



.section-margin {
  margin-bottom: var(--section-margin);
}

.center-margin-text {
  text-align: center;
  margin-bottom: 50px;
}

/* =========================================== */

.main {
  background-image: url("./images/bg-header-desktop.png");
  background-size: cover;
  background-repeat: no-repeat;
}

.main .container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.main img {
  margin-block: 100px 50px;
}


/* ========================================== */

.features-box {
  display: grid;
  gap: 50px;
  padding-inline: 15px;
  align-items: center;
}

@media (min-width: 700px) {
  .features-box {
    grid-template-columns: 50% 30% 20%;
    padding: 0;
  }
  .features-box .image img {
    position: relative;
    left: -5%;
  }
}

.features-box .features-list .feature {
  margin-bottom: 50px;
}

@media (max-width: 700px) {
  .features-box .features-list .feature {
    text-align: center;
  }
}

/* ============================================ */

.workflow-features .workflow-features-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
}

.workflow-features .workflow-features-list .feature-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.workflow-features .workflow-features-list .feature-box img {
  width: 48px;
  margin-bottom: 20px;
}

/* ======================================== */

.companies .container-special {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 50px;
  justify-items: center;
  align-items: center;
}

/* ================================================== */

.footer {
  background-color: var(--clr-neutral-3);
  padding-block: 45px;
}

.footer .image {
  width: 64px;
}

.footer .container-special {
  display: grid;
  grid-template-columns: minmax(150px,1fr) 4fr minmax(170px, 1fr);
}

.footer .links {
  max-width: 500px;
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 120px));
  gap: 20px 70px;
}

.footer .links a {
  font-size: var(--fs-text);
  color: hsl(var(--clr-neutral-1));
}

.footer .links a:hover,
.footer .links a:focus,
.footer .social a:hover,
.footer .social a:focus {
  color: hsl(var(--clr-primary-1));
}

.footer .social {
  place-self: center flex-end;
}

.footer .social a {
  font-size: var(--fs-title);
  color: hsl(var(--clr-neutral-1));
}

.footer .social a:not(:last-child) {
  margin-right: 20px;
} 

@media (max-width: 892px) {
  .footer .links {
    grid-template-columns: repeat(2, minmax(120px, 120px));
    gap: 20px 40px;
  }
}

@media (max-width: 668px) {
  .footer .container-special {
    grid-template-columns: 1fr;
    place-items: center;
    gap: 50px 0;
  }
  
  .footer .links {
    max-width: 100%;
    grid-template-columns: 1fr;
    place-items: center;
    gap: 20px 0;
  }

  .footer .social {
    place-self: center;
  }

  .footer .social a:not(:last-child) {
    margin-right: 35px;
  }
}