/* -------- #CUSTOM PROPERTY -------- */
:root {
  /* colors */
  --rich-black-fogra-39: hsl(252, 24%, 4%);
  --spanish-gray: hsl(0, 0%, 56%);
  --eerie-black-1: hsl(252, 11%, 9%);
  --eerie-black-2: hsl(0, 0%, 13%);
  --raisin-black: hsl(249, 9%, 15%);
  --han-purple: hsl(250, 72%, 51%);
  --gainsboro: hsl(0, 0%, 88%);
  --cultured: hsl(0, 0%, 98%);
  --white_20: hsla(217, 15%, 70%, 0.3);
  --xiketic: hsl(250, 15%, 8%);
  --indigo: hsl(277, 94%, 28%);
  --white: hsl(0, 0%, 100%);
  --black: hsl(0, 0%, 0%);

  --gradient-1: linear-gradient(
    150deg,
    var(--indigo) 0%,
    var(--han-purple) 78%
  );

  /* typography */
  --ff-poppins: "Poppins", sans-serif;
  --ff-jost: "Jost", sans-serif;

  --fs-1: 4.8rem;
  --fs-2: 3.2rem;
  --fs-3: 2.4rem;
  --fs-4: 1.9rem;
  --fs-5: 1.4rem;

  --fw-500: 500;
  --fw-600: 600;
  --fw-700: 700;
  --fw-900: 900;

  /* border radius */
  --radius-4: 4px;
  --radius-6: 6px;
  --radius-8: 8px;

  /* spacing */
  --section-padding: 90px;

  /* box shadow */
  --shadow-1: 0 2px 2px var(--black);
  --shadow-2: 0px 2px 4px var(--black);

  /* transition */
  --transition-1: 0.05s ease;
  --transition-2: 0.25s ease;
  --cubic-in: cubic-bezier(0.51, 0.03, 0.64, 0.28);
  --cubic-out: cubic-bezier(0.33, 0.85, 0.56, 1.02);
}

/* -------- #RESET -------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
li {
  list-style: none;
}
a {
  text-decoration: none;
  color: inherit;
}
a,
img,
svg,
span,
input,
button,
ion-icon {
  display: block;
}
img {
  height: auto;
}
input,
button {
  background: none;
  border: none;
  font: inherit;
}
input {
  width: 100%;
}
button {
  cursor: pointer;
}
ion-icon {
  pointer-events: none;
  color: var(--white);
}
::selection {
  background-color: var(--white_20);
}
:focus-visible {
  outline-offset: 4px;
}
html {
  font-family: var(--ff-poppins);
  font-size: 10px;
  scroll-behavior: smooth;
  scroll-padding-block-start: 50px;
}
body {
  background-color: var(--rich-black-fogra-39);
  color: var(--spanish-gray);
  font-size: 1.6rem;
}
body.nav-active {
  overflow-y: hidden;
}
::-webkit-scrollbar {
  width: 15px;
}
::-webkit-scrollbar-track {
  background-color: hsl(0, 0%, 100%);
}
::-webkit-scrollbar-thumb {
  background-color: hsl(0, 0%, 80%);
}
::-webkit-scrollbar-thumb:hover {
  background-color: hsl(0, 0%, 70%);
}

/* -------- #REUSED STYLE -------- */
.container {
  padding-inline: 25px;
}
.btn {
  color: var(--white);
  font-weight: var(--fw-700);
  border: 2px solid var(--white);
  padding: var(--padding, 4px 10px);
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.btn ion-icon {
  font-size: 1.8rem;
}
.btn:is(:hover, :focus) {
  background-image: var(--gradient-1);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 120% 120%;
  border-color: transparent;
}
.section-subtitle {
  position: relative;
  background-image: var(--gradient-1);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
  font-weight: var(--fw-600);
  margin-block-end: 15px;
  width: max-content;
}
.section-subtitle::after {
  content: "";
  position: absolute;
  top: 12px;
  right: -60px;
  width: 50px;
  height: 3px;
  background-image: var(--gradient-1);
}
.h1,
.h2,
.h3 {
  color: var(--white);
  font-family: var(--ff-jost);
}
.h2,
.h3 {
  font-weight: var(--fw-600);
}
.h2 {
  font-size: var(--fs-2);
  line-height: 1.2;
}
.section {
  padding-block-start: var(--section-padding);
}
.title-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-block-end: 50px;
}
.btn-link {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--white);
  font-weight: var(--fw-500);
  transition: var(--transition-2);
}
.btn-link:is(:hover, :focus) {
  color: var(--han-purple);
}
.btn-link ion-icon {
  color: inherit;
}
.grid-list {
  display: grid;
  gap: 30px;
}
.card {
  background-color: var(--eerie-black-1);
  padding: 24px;
  border-radius: var(--radius-8);
  box-shadow: var(--shadow-1);
  transition: var(--transition-2);
}
.card-banner {
  overflow: hidden;
  border-radius: var(--radius-6);
  background-color: var(--raisin-black);
}
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-title,
.card-title > a {
  transition: var(--transition-2);
}

/* -------- #HEADER -------- */
.header .btn > span {
  display: none;
}
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--xiketic);
  padding-block: 20px;
  transition: var(--transition-1);
  z-index: 4;
}
.header.active {
  box-shadow: var(--shadow-2);
  background-color: hsla(250, 15%, 8%, 0.94);
}
.header .container {
  display: flex;
  align-items: center;
  gap: 30px;
}
.menu-open-btn {
  margin-inline-start: auto;
  font-size: 2.6rem;
}
.header ion-icon {
  color: var(--white);
}
.navbar {
  position: fixed;
  top: 0;
  right: -500px;
  width: 100%;
  max-width: 500px;
  height: 100%;
  background-color: var(--rich-black-fogra-39);
  visibility: hidden;
  z-index: 2;
  transition: 0.15s var(--cubic-in);
}
.navbar.active {
  visibility: visible;
  transform: translateX(-500px);
  transition: 0.35s var(--cubic-out);
}
.navbar-top,
.navbar-list {
  padding: 30px;
}
.navbar-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.navbar-title {
  font-weight: var(--fw-600);
}
.nav-close-btn ion-icon {
  color: var(--spanish-gray);
  font-size: 2.7rem;
  --ionicon-stroke-width: 40px;
}
.navbar-link {
  font-size: var(--fs-3);
  color: var(--white);
  padding-block: 10px;
  font-weight: var(--fw-600);
  transition: var(--transition-1);
}
.navbar-link:is(:hover, :focus) {
  color: var(--han-purple);
}
.overlay {
  position: fixed;
  inset: 0;
  background-color: hsla(0, 0%, 0%, 0.7);
  transition: var(--transition-2);
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}
.overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* -------- #HERO -------- */
.hero {
  position: relative;
  background-color: var(--xiketic);
  padding-block-start: 120px;
  padding-block-end: var(--section-padding);
  z-index: 1;
}
.hero .section-subtitle {
  margin-block-end: 30px;
}
.hero-title {
  font-size: var(--fs-1);
  font-weight: var(--fw-900);
  line-height: 1.2;
  word-wrap: break-word;
  margin-block-end: 25px;
}
.hero-text {
  font-size: var(--fs-4);
  margin-block-end: 25px;
}
.hero .btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}
.hero .btn {
  --padding: 12px 30px;
}
.hero-bg-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: -1;
}

/* -------- #EXPLORER -------- */
.explore-card:hover {
  transform: translateY(-5px);
}
.explore-card .card-banner {
  aspect-ratio: 1 / 1;
  margin-block-end: 35px;
}
.explore-card .card-title > a:is(:hover, :focus) {
  color: var(--han-purple);
}
.explore-card .card-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-block: 10px;
}
.explore-card .author-link {
  color: var(--white);
  font-family: var(--ff-jost);
  font-weight: var(--fw-500);
  transition: var(--transition-2);
}
.explore-card .author-link:is(:hover, :focus) {
  color: var(--han-purple);
}
.explore-card .wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-block-end: 15px;
}
.explore-card .wrapper-item {
  color: var(--white);
}
.explore-card .btn {
  font-size: var(--fs-5);
  --padding: 8px 15px;
}

/* -------- #TOP SELLER -------- */
.top-seller .section-title {
  margin-block-end: 50px;
}
.top-seller-card {
  display: flex;
  align-items: center;
  gap: 15px;
}
.top-seller-card .card-avatar {
  border-radius: 50%;
  overflow: hidden;
}
.top-seller-card .card-title {
  color: var(--cultured);
  font-size: 1.6rem;
  font-weight: var(--fw-600);
  margin-block-end: 5px;
}
.top-seller-card .card-title > a:is(:hover, :focus) {
  color: var(--han-purple);
}

/* -------- #COLLECTION -------- */
.collection-card {
  text-align: center;
}
.collection-card .card-banner {
  aspect-ratio: 1 / 0.75;
}
.collection-card .card-avatar {
  position: relative;
  width: max-content;
  margin-inline: auto;
  margin-block: -40px 15px;
  border-radius: 50px;
  overflow: hidden;
  border: 3px solid var(--white_20);
  padding: 5px;
  transition: var(--transition-2);
}
.collection-card .card-avatar img {
  border-radius: inherit;
}
.collection-card:is(:hover, :focus) .card-avatar {
  box-shadow: 0 5px 10px hsla(223, 82%, 30%, 0.5);
}
.collection-card:is(:hover, :focus) .card-title {
  color: var(--han-purple);
}

/* -------- #INSTRUCTION -------- */
.instruction {
  padding-block-end: var(--section-padding);
}
.instruction .section-title {
  margin-block-end: 50px;
}
.instruction-icon ion-icon {
  font-size: 5rem;
  color: var(--han-purple);
  --ionicon-stroke-width: 25px;
}
.instruction-title {
  color: var(--white);
  font-family: var(--ff-jost);
  font-size: var(--fs-3);
  font-weight: var(--fw-600);
  margin-block: 15px;
}

/* -------- #FOOTER -------- */
.footer {
  background-color: var(--xiketic);
}
.footer-top {
  padding-block: var(--section-padding);
  border-block-end: 1px solid hsla(0, 0%, 100%, 0.2);
  display: grid;
  gap: 50px 40px;
}
.footer-text {
  color: var(--gainsboro);
  margin-block: 15px 24px;
}
.social-list {
  display: flex;
  align-items: center;
  gap: 10px;
}
.social-link {
  background-color: var(--eerie-black-2);
  color: var(--cultured);
  width: 42px;
  height: 42px;
  font-size: 1.8rem;
  border-radius: var(--radius-4);
  overflow: hidden;
}
.social-link ion-icon {
  padding: 12px;
  transition: var(--transition-2);
}
.social-link:is(:hover, :focus) ion-icon {
  transform: translateY(-42px);
}
.footer-list-title {
  color: var(--cultured);
  font-family: var(--ff-jost);
  font-size: var(--fs-3);
  margin-block-end: 20px;
}
.footer-link {
  width: max-content;
  color: var(--gainsboro);
  margin-block: 12px;
  transition: var(--transition-1);
}
.footer-link:is(:hover, :focus) {
  text-decoration: underline;
  background-color: hsla(0, 0%, 100%, 0.05);
}
.newsletter-form {
  position: relative;
}
.newsletter-input {
  background-color: var(--eerie-black-2);
  color: var(--gainsboro);
  font-size: var(--fs-5);
  padding: 12px 20px;
  padding-inline-end: 80px;
  border-radius: var(--radius-4);
  outline: none;
  transition: var(--transition-1);
}
.newsletter-input:focus {
  box-shadow: 0 0 1px 4px hsl(0, 0%, 40%);
}
.newsletter-btn {
  background-image: var(--gradient-1);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  padding-inline: 25px;
  border-radius: 50px 4px 4px 50px;
}
.newsletter-btn ion-icon {
  --ionicon-stroke-width: 40px;
}
.footer-bottom {
  color: var(--gainsboro);
  padding-block: 25px;
  text-align: center;
}
.copyright-link,
.copyright-year {
  display: inline-block;
  transition: var(--transition-1);
}
.copyright-link:hover {
  text-decoration: underline;
}
.copyright-link:is(:hover, :focus) {
  background-color: hsla(0, 0%, 100%, 0.05);
}

/* -------- #MEDIA QUERIES -------- */

/* responsive for larger than 575px screen */
@media (min-width: 575px) {
  /* REUSED STYLE, FOOTER */
  .grid-list,
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

/* responsive for larger than 768px screen */
@media (min-width: 768px) {
  /* CUSTOM PROPERTY */
  :root {
    --fs-1: 6.4rem;
  }

  /* HEADER */
  .header .btn > span {
    display: block;
  }
  .header .btn {
    --padding: 12px 30px;
  }

  /* HERO */
  .hero {
    min-height: 700px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  .hero-title {
    max-width: 650px;
  }
}

/* responsive for larger than 992px screen */
@media (min-width: 992px) {
  /* REUSED STYLE */
  .grid-list {
    grid-template-columns: repeat(3, 1fr);
  }

  /* INSTRUCTION */
  .instruction .grid-list {
    grid-template-columns: repeat(4, 1fr);
  }

  /* FOOTER */
  .footer-top {
    grid-template-columns: 1fr 0.6fr 0.6fr 1fr;
  }
  .footer-brand {
    padding-inline-end: 60px;
  }
}

/* responsive for larger than 1200px screen */
@media (min-width: 1200px) {
  /* REUSED STYLE */
  .container {
    max-width: 1180px;
    width: 100%;
    margin-inline: auto;
  }
  .grid-list {
    grid-template-columns: repeat(4, 1fr);
  }

  /* HEADER */
  .overlay,
  .navbar-top,
  .menu-open-btn {
    display: none;
  }
  .navbar,
  .navbar.active {
    all: unset;
    margin-inline: auto;
  }
  .navbar-list {
    padding: 0;
    display: flex;
    align-items: center;
    gap: 30px;
  }
  .navbar-link {
    --fs-3: 1.6rem;
  }

  /* HERO */
  .hero {
    min-height: 770px;
  }

  /* TOP SELLER */
  .top-seller .grid-list {
    grid-template-columns: repeat(3, 1fr);
  }

  /* INSTRUCTION */
  .instruction {
    padding-block-end: 120px;
  }
}