@font-face {
  font-family: "Vazirmatn";
  src: url("../assets/fonts/Vazirmatn-Regular.woff2") format("woff2");
  font-weight: 400;
}

@font-face {
  font-family: "Vazirmatn";
  src: url("../assets/fonts/Vazirmatn-Medium.woff2") format("woff2");
  font-weight: 500;
}

@font-face {
  font-family: "Vazirmatn";
  src: url("../assets/fonts/Vazirmatn-Bold.woff2") format("woff2");
  font-weight: 700;
}

:root {
  /* Font Sizes */

  --fs-body: 1.8rem;
  --fs-small: 1.6rem;
  --fs-tiny: 1.4rem;

  --fs-h3: 2rem;
  --fs-h2: 3rem;
  --fs-h1: 4.4rem;

  /* Font Weights */
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-bold: 700;

  /* Colors */
  --color-primary: #0066ff;
  --color-primary-light: #66a3ff;
  --color-primary-dark: #0047b3;

  /* NEUTRAL COLORS */
  --color-gray-100: #e6e7e9;
  --color-gray-200: #cdcfd2;
  --color-gray-300: #b5b8bc;
  --color-gray-400: #9ca0a5;
  --color-gray-500: #83888f;

  /* BACKGROUND COLORS */
  --color-bg-dark: #07111f;
  --color-bg-white: #fafafa;
  --color-bg-light: #eeeeee;

  /* TEXT COLORS */
  --color-text: #39414c;
  --color-text-grey: #575e67;
  --color-text-light: #ebeced;
  --color-text-dark: #060708;

  /* Border */
  --color-border: rgba(230, 231, 233, 0.2);

  /* Radius */
  --radius-default: 4px;

  /* Shadows */
  --shadow-sm: 0 0.8rem 1.6rem rgba(0, 0, 0, 0.05);
  --shadow-md: 0 1.6rem 3.2rem rgba(0, 0, 0, 0.05);
}

/* ************************* */
/* GLOBAL */
/* ************************* */

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

html {
  /* font-size: 10px; */
  font-size: 62.5%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: "Vazirmatn", sans-serif;
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg-white);
  overflow-x: hidden;
}

h1 {
  font-size: var(--fs-h1);
  font-weight: var(--fw-bold);
}

h2 {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
}

h3 {
  font-size: var(--fs-h3);
  font-weight: var(--fw-medium);
}

address {
  font-style: normal;
}

strong {
  font-weight: var(--fw-medium);
}

/* ACCESSIBILITY */

*:focus {
  outline: none;
}

*:focus-visible {
  box-shadow: 0 0 0 0.4rem var(--color-primary-light);
}

/* REUSABLE COMPONENTS */

.container {
  max-width: 120rem;
  padding: 0 2.4rem;
  margin: 0 auto;
}

.btn,
.btn:link,
.btn:visited {
  display: inline-block;
  text-decoration: none;
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-default);

  cursor: pointer;
  font-family: inherit;

  transition: all 0.3s;
}

.btn--primary:link,
.btn--primary:visited {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.btn--primary:hover,
.btn--primary:active {
  background-color: var(--color-primary-dark);
}

.btn--secondary:link,
.btn--secondary:visited {
  background-color: var(--color-gray-200);
  color: var(--color-text-dark);
}

.btn--secondary:hover,
.btn--secondary:active {
  background-color: var(--color-gray-400);
}

.link:link,
.link:visited {
  display: inline-block;
  color: var(--color-primary-dark);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: all 0.3s;
}

.link:hover,
.link:active {
  color: var(--color-primary);
  border-bottom: 1px solid transparent;
}

.grid {
  display: grid;
  gap: 4rem;
}

.grid:not(:last-child) {
  margin-bottom: 9.6rem;
}

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

.grid--3-cols {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4-cols {
  grid-template-columns: repeat(4, 1fr);
}

.grid--center-v {
  align-items: center;
}

/* HELPER/SETTINGS CLASSES */

.margin-right-sm {
  margin-right: 1.6rem !important;
}

.margin-bottom-sm {
  margin-bottom: 1.6rem !important;
}

.margin-bottom-md {
  margin-bottom: 3.2rem !important;
}

.margin-bottom-l {
  margin-bottom: 6.4rem !important;
}

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

/* ********************** */

.heading-primary {
  font-size: var(--fs-h1);
  margin-bottom: 0.4rem;
}

.heading-secondary {
  font-size: var(--fs-h2);
  margin-bottom: 1.2rem;
}

.heading-tertiary {
  font-size: var(--fs-h3);
  margin-bottom: 0.8rem;
}

.subheading {
  display: block;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-primary-dark);
  margin-bottom: 0.4rem;
}

.description {
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: 2;
  margin-bottom: 1.2rem;
}

.description-secondary {
  font-size: var(--fs-small);
  font-weight: var(--fw-regular);
  line-height: 1.8;
  margin-bottom: 0.8rem;
  color: var(--color-text-grey);
}