/* ===================================== */
/* ---------- 1. Normalize ---------- */
/* ===================================== */

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

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
}

* {
  margin: 0;
  padding: 0;
  font: inherit;
}

body {
  min-height: 100svh;
}

/* ===================================== */
/* ---------- 2. Variables ---------- */
/* ===================================== */

/* ---------- 2.1 Primitive ---------- */
:root {
  /* 2.1.1 Typography */

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;

  --fw-medium: 500;
  --fw-xtrabold: 800;

  /* 2.1.2 Spacing */

  --spacing-50: 0.25rem;
  --spacing-100: 0.5rem;
  --spacing-150: 0.75rem;
  --spacing-200: 1rem;
  --spacing-300: 2rem;

  /* 2.1.3 Sizes */
  /* 2.1.4 Colors */

  --yellow: #f4d04e;
  --gray-950: #111;
  --gray-500: #6b6b6b;
  --white: #fff;

  --text-primary: var(--gray-950);
  --text-secondary: var(--gray-500);

  /* 2.1.5 Borders */
  --br-xs: 0.25rem;
  --br-md: 0.625rem;
  --br-lg: 1.25rem;
  --br-round: 50%;

  /* 2.1.6 Shadows */

  --shadow-lg-hard: 0.5rem 0.5rem rgba(0, 0, 0, 1);

  /* ---------- 2.2 Semantic ---------- */

  /* 2.1.1 Typography */

  --fs-course-card-tag: clamp(var(--fs-xs), 0.706rem + 0.188vw, var(--fs-sm));
  --fs-course-card-publish-date: clamp(
    var(--fs-xs),
    0.706rem + 0.188vw,
    var(--fs-sm)
  );
  --fs-course-card-title: clamp(
    var(--fs-lg),
    1.1619rem + 0.376vw,
    var(--fs-xl)
  );
  --fs-course-card-description: clamp(
    var(--fs-sm),
    calc(0.831rem + 0.188vw),
    var(--fs-base)
  );
  --fs-course-card-name: var(--fs-sm);

  --fw-course-card-tag: var(--fw-xtrabold);
  --fw-course-card-publish-date: var(--fw-medium);
  --fw-course-card-title: var(--fw-xtrabold);
  --fw-course-card-description: var(--fw-medium);
  --fw-course-card-name: var(--fw-xtrabold);

  /* 2.1.2 Spacing */
  /* 2.1.3 Sizes */
  /* 2.1.4 Colors */

  --clr-course-card-tag: var(--text-primary);
  --clr-course-card-publish-date: var(--text-primary);
  --clr-course-card-title: var(--text-primary);
  --clr-course-card-description: var(--text-secondary);
  --clr-course-card-name: var(--text-primary);

  --clr-course-card-title-hover: var(--yellow);

  --surface-page: var(--yellow);
  --surface-card: var(--white);

  /* 2.1.5 Borders */
  /* 2.1.6 Shadows */

  @media (min-width: 48rem) {
    /* ---------- 2.2 Semantic Desktop ---------- */

    /* 2.2.1 Typography */

    --fw-course-card-tag: var(--fw-xtrabold);
    --fw-course-card-publish-date: var(--fw-medium);
    --fw-course-card-title: var(--fw-xtrabold);
    --fw-course-card-description: var(--fw-xtrabold);
    --fw-course-card-name: var(--fw-xtrabold);
  }
}

/* ===================================== */
/* ---------- 3. Globals ---------- */
/* ===================================== */

/* ---------- 3.1 Fonts ---------- */
@font-face {
  font-family: "Figtree";
  font-weight: 500;
  src: url(assets/fonts/Figtree-Medium.woff2) format(woff2);
}

@font-face {
  font-family: "Figtree";
  font-weight: 800;
  src: url(assets/fonts/Figtree-ExtraBold.woff2) format(woff2);
}

* {
  font-family: "Figtree", sans-serif;
}

/* ---------- 3.2 Styles ---------- */

body {
  background-color: var(--surface-page);
}
/* ===================================== */
/* ---------- 4. Layout ---------- */
/* ===================================== */

body {
  display: grid;
  place-items: center;
}

main {
  padding-inline: 1.5rem;
}

/* ===================================== */
/* ---------- 5. Components ---------- */
/* ===================================== */

.course-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-300);
  padding: var(--spacing-300);
  width: clamp(20.25rem, 18.9312rem + 5.63vw, 24rem);
  border-radius: var(--br-lg);
  border: 0.0625rem solid var(--gray-950);
  box-shadow: var(--shadow-lg-hard);
  background-color: var(--surface-card);
}

.course-card__image {
  border-radius: var(--br-md);
}

.course-card__body-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-150);
}

.course-card__header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-150);
}

.course-card__category {
  width: max-content;
  border-radius: var(--br-xs);
  background-color: var(--yellow);
  padding: 0.25rem 0.75rem;
}

.course-card__tag {
  font-size: var(--fs-course-card-tag);
  font-weight: var(--fw-course-card-tag);
  color: var(--clr-course-card-tag);
}

.course-card__publish-date {
  font-size: var(--fs-course-card-publish-date);
  font-weight: var(--fw-course-card-publish-date);
  color: var(--clr-course-card-publish-date);
}

.course-card__title {
  font-size: var(--fs-course-card-title);
  font-weight: var(--fw-course-card-title);
  color: var(--clr-course-card-title);
}

.course-card__description {
  font-size: var(--fs-course-card-description);
  font-weight: var(--fw-course-card-description);
  color: var(--clr-course-card-description);
}

.course-card__author {
  display: flex;
  align-items: center;
  gap: var(--spacing-150);
  flex-direction: row;
}

.course-card__avatar {
  max-width: 2rem;
}

.course-card__name {
  font-size: var(--fs-course-card-name);
  font-weight: var(--fw-course-card-name);
  color: var(--clr-course-card-name);
}

.course-card:hover .course-card__title {
  color: var(--clr-course-card-title-hover);
}