@import url("https://fonts.googleapis.com/css2?family=Geist:wght@100..900&display=swap");
@import "https://unpkg.com/open-props";
@import "https://unpkg.com/open-props/gray-hsl.min.css";
@import "https://unpkg.com/open-props/normalize.min.css";
@import "https://unpkg.com/open-props/buttons.min.css";

html {
  --brand-light: var(--red-6);
  --text-1-light: var(--gray-8);
  --text-2-light: var(--gray-7);
  --surface-1-light: var(--gray-0);
  --surface-2-light: var(--gray-1);
  --surface-3-light: var(--gray-2);
  --surface-4-light: var(--gray-3);
  --surface-shadow-light: var(--gray-8-hsl);
  --shadow-strength-light: 2%;
}

:root {
  color-scheme: light;

  --brand: var(--brand-light);
  --text-1: var(--text-1-light);
  --text-2: var(--text-2-light);
  --surface-1: var(--surface-1-light);
  --surface-2: var(--surface-2-light);
  --surface-3: var(--surface-3-light);
  --surface-4: var(--surface-4-light);
  --surface-shadow: var(--surface-shadow-light);
  --shadow-strength: var(--shadow-strength-light);
}

body {
  display: grid;
  grid-template-rows: auto 1fr auto;
  place-items: start;
  height: 100vh;
  width: 100vw;
  background-color: var(--surface-1);
  color: var(--color-text);
  font-family: "Geist", sans-serif;
  font-optical-sizing: auto;
  font-size: var(--font-size-md);
  line-height: var(--line-height-md);
  font-weight: var(--font-weight-normal);
  font-style: normal;
}

main {
  display: grid;
  gap: var(--size-4);
  padding: var(--size-fluid-4);
}

nav,
footer {
  display: flex;
  gap: var(--size-6);
  padding: var(--size-4);
  background-color: var(--surface-2);
  justify-content: center;
  border-bottom: 1px solid var(--surface-3);
  width: 100%;

  a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
  }
}

footer {
  border-bottom: none;
  border-top: 1px solid var(--surface-3);
}

.stack {
  display: grid;
  gap: var(--size-2);
}

.profile {
  width: 200px;
  height: 200px;
}

.card {
  display: flex;
  gap: var(--size-4);
  padding: var(--size-4);
  background-color: var(--surface-2);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--surface-3);

  .profile {
    width: 100px;
    height: 100px;
    border-radius: 100vmax;
    object-fit: cover;
  }
}

[aria-current="page"] {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: var(--brand);
}

nav {
  view-transition-name: nav;
}

footer {
  view-transition-name: footer;
}

@media (prefers-reduced-motion: no-preference) {
  @view-transition {
    navigation: auto;
  }
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.3s;
}

::view-transition-old(gallery-img-1),
::view-transition-old(gallery-img-2),
::view-transition-old(gallery-img-3),
::view-transition-old(gallery-img-4),
::view-transition-old(gallery-img-5),
::view-transition-old(gallery-img-6),
::view-transition-new(gallery-img-1),
::view-transition-new(gallery-img-2),
::view-transition-new(gallery-img-3),
::view-transition-new(gallery-img-4),
::view-transition-new(gallery-img-5),
::view-transition-new(gallery-img-6) {
  animation-duration: 0.4s;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

::view-transition-old(product-img-1),
::view-transition-old(product-img-2),
::view-transition-old(product-img-3),
::view-transition-old(product-img-4),
::view-transition-old(product-img-5),
::view-transition-old(product-img-6),
::view-transition-old(product-img-7),
::view-transition-old(product-img-8),
::view-transition-new(product-img-1),
::view-transition-new(product-img-2),
::view-transition-new(product-img-3),
::view-transition-new(product-img-4),
::view-transition-new(product-img-5),
::view-transition-new(product-img-6),
::view-transition-new(product-img-7),
::view-transition-new(product-img-8) {
  animation-duration: 0.4s;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

::view-transition-old(product-title-1),
::view-transition-old(product-title-2),
::view-transition-old(product-title-3),
::view-transition-old(product-title-4),
::view-transition-old(product-title-5),
::view-transition-old(product-title-6),
::view-transition-old(product-title-7),
::view-transition-old(product-title-8),
::view-transition-new(product-title-1),
::view-transition-new(product-title-2),
::view-transition-new(product-title-3),
::view-transition-new(product-title-4),
::view-transition-new(product-title-5),
::view-transition-new(product-title-6),
::view-transition-new(product-title-7),
::view-transition-new(product-title-8) {
  animation-duration: 0.35s;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

::view-transition-old(gallery-img-1):only-child,
::view-transition-old(gallery-img-2):only-child,
::view-transition-old(gallery-img-3):only-child,
::view-transition-old(gallery-img-4):only-child,
::view-transition-old(gallery-img-5):only-child,
::view-transition-old(gallery-img-6):only-child {
  animation: 0.25s ease-in both fade-out, 0.25s ease-in both scale-down;
}

::view-transition-new(gallery-img-1):only-child,
::view-transition-new(gallery-img-2):only-child,
::view-transition-new(gallery-img-3):only-child,
::view-transition-new(gallery-img-4):only-child,
::view-transition-new(gallery-img-5):only-child,
::view-transition-new(gallery-img-6):only-child {
  animation: 0.3s ease-out both fade-in, 0.3s ease-out both scale-up;
}

::view-transition-old(product-img-1):only-child,
::view-transition-old(product-img-2):only-child,
::view-transition-old(product-img-3):only-child,
::view-transition-old(product-img-4):only-child,
::view-transition-old(product-img-5):only-child,
::view-transition-old(product-img-6):only-child,
::view-transition-old(product-img-7):only-child,
::view-transition-old(product-img-8):only-child {
  animation: 0.25s ease-in both fade-out, 0.25s ease-in both scale-down;
}

::view-transition-new(product-img-1):only-child,
::view-transition-new(product-img-2):only-child,
::view-transition-new(product-img-3):only-child,
::view-transition-new(product-img-4):only-child,
::view-transition-new(product-img-5):only-child,
::view-transition-new(product-img-6):only-child,
::view-transition-new(product-img-7):only-child,
::view-transition-new(product-img-8):only-child {
  animation: 0.3s ease-out both fade-in, 0.3s ease-out both scale-up;
}

::view-transition-old(product-title-1):only-child,
::view-transition-old(product-title-2):only-child,
::view-transition-old(product-title-3):only-child,
::view-transition-old(product-title-4):only-child,
::view-transition-old(product-title-5):only-child,
::view-transition-old(product-title-6):only-child,
::view-transition-old(product-title-7):only-child,
::view-transition-old(product-title-8):only-child {
  animation: 0.2s ease-in both fade-out, 0.25s ease-in both slide-out-left;
}

::view-transition-new(product-title-1):only-child,
::view-transition-new(product-title-2):only-child,
::view-transition-new(product-title-3):only-child,
::view-transition-new(product-title-4):only-child,
::view-transition-new(product-title-5):only-child,
::view-transition-new(product-title-6):only-child,
::view-transition-new(product-title-7):only-child,
::view-transition-new(product-title-8):only-child {
  animation: 0.3s ease-out both fade-in, 0.3s ease-out both slide-in-right;
}

::view-transition-old(detail-title):only-child {
  animation: 0.2s ease-in both fade-out, 0.25s ease-in both slide-out-down;
}

::view-transition-new(detail-title):only-child {
  animation: 0.3s ease-out both fade-in, 0.3s ease-out both slide-in-up;
}

@keyframes fade-out {
  to {
    opacity: 0;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes scale-down {
  to {
    transform: scale(0.9);
  }
}

@keyframes scale-up {
  from {
    transform: scale(0.9);
  }
}

@keyframes slide-out-left {
  to {
    transform: translateX(-20px);
  }
}

@keyframes slide-in-right {
  from {
    transform: translateX(20px);
  }
}

@keyframes slide-out-down {
  to {
    transform: translateY(20px);
  }
}

@keyframes slide-in-up {
  from {
    transform: translateY(20px);
  }
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--size-4);
  padding: var(--size-4) 0;
}

.gallery-item {
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
  text-decoration: none;
  color: var(--text-1);
  transition: transform 0.2s ease;

  img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
  }

  p {
    text-align: center;
    font-weight: var(--font-weight-medium);
  }

  &:hover {
    transform: translateY(-4px);
  }
}

.image-detail-container {
  display: flex;
  flex-direction: column;
  gap: var(--size-6);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.detail-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.detail-info {
  display: grid;
  gap: var(--size-4);
  max-width: 800px;
}

.filter-controls {
  display: flex;
  gap: var(--size-2);
  flex-wrap: wrap;
  margin-bottom: var(--size-4);
}

.filter-btn {
  padding: var(--size-2) var(--size-4);
  background-color: var(--surface-2);
  border: 1px solid var(--surface-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-1);
  font-weight: var(--font-weight-medium);
  transition: all 0.2s ease;

  &:hover {
    background-color: var(--surface-3);
  }

  &.active-filter {
    background-color: var(--brand);
    color: white;
    border-color: var(--red-7);
  }
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--size-4);
  padding: var(--size-4) 0;
}

.product-card {
  display: flex;
  flex-direction: column;
  background-color: var(--surface-2);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--surface-3);
  text-decoration: none;
  color: var(--text-1);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;

  img {
    width: 100%;
    height: 280px;
    object-fit: cover;
  }

  &:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
}

.product-info {
  padding: var(--size-4);
  display: grid;
  gap: var(--size-2);

  h3 {
    margin: 0;
    font-size: var(--font-size-lg);
  }

  .category {
    color: var(--text-2);
    font-size: var(--font-size-sm);
    margin: 0;
  }

  .price {
    color: var(--brand);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    margin: 0;
  }
}

.product-detail-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--size-8);
  max-width: 1200px;
  margin: 0 auto;
}

.product-detail-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.product-detail-info {
  display: flex;
  flex-direction: column;
  gap: var(--size-4);

  h1 {
    margin: 0;
  }
}

.product-price {
  color: var(--brand);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-2xl);
  margin: 0;
}

.product-category {
  color: var(--text-2);
  font-size: var(--font-size-md);
  margin: 0;
  padding: var(--size-1) var(--size-3);
  background-color: var(--surface-3);
  border-radius: var(--radius-sm);
  width: fit-content;
}

.product-description {
  display: grid;
  gap: var(--size-3);

  h2,
  h3 {
    margin: 0;
  }

  p {
    margin: 0;
    line-height: 1.6;
  }

  ul {
    margin: 0;
    padding-left: var(--size-5);
    display: grid;
    gap: var(--size-2);
  }
}

.product-actions {
  display: flex;
  gap: var(--size-3);
  margin-top: var(--size-4);
}

.btn-primary {
  background-color: var(--brand);
  color: white;
  border: none;

  &:hover {
    background-color: var(--red-7);
  }
}

/* Example Cards on Home Page */
.examples-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--size-4);
  margin-top: var(--size-4);
}

.example-card {
  display: flex;
  flex-direction: column;
  gap: var(--size-3);
  padding: var(--size-5);
  background-color: var(--surface-2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--surface-3);
  text-decoration: none;
  color: var(--text-1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;

  h3 {
    margin: 0;
    color: var(--brand);
  }

  p {
    margin: 0;
    color: var(--text-2);
  }

  .btn {
    margin-top: var(--size-2);
    align-self: flex-start;
  }

  &:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
}

@media (max-width: 768px) {
  .product-detail-container {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}