/* Theme variables */
:root {
  --bg: #0e1116;
  --bg-elev: #141923;
  --text: #e7eaf0;
  --muted: #aab2c5;
  --accent: #7c3aed; /* violet */
  --accent-2: #06b6d4; /* cyan */
  --border: #232a36;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --card-radius: 14px;
  --btn-radius: 12px;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(
      1200px 800px at 80% -10%,
      rgba(124, 58, 237, 0.12),
      transparent 60%
    ),
    radial-gradient(
      1000px 700px at -10% 110%,
      rgba(6, 182, 212, 0.1),
      transparent 60%
    ),
    var(--bg);
  line-height: 1.55;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(8px);
  background: rgba(14, 17, 22, 0.65);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.brand span {
  font-size: 18px;
}
.brand img {
  width: 32px;
  height: 32px;
}

nav a {
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--muted);
}
nav a:hover {
  color: var(--text);
  background: rgba(124, 58, 237, 0.12);
}

/* Icons */
.icon {
  width: 18px;
  height: 18px;
  display: inline-block;
  vertical-align: -3px;
}
.icon-lg {
  width: 22px;
  height: 22px;
  vertical-align: -4px;
}
.with-icon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* Hero */
.hero {
  padding: 40px 0 10px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
}
.hero .lead {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.15;
  margin: 8px 0 12px;
}
.hero .sub {
  color: var(--muted);
}
.hero .cta {
  margin-top: 16px;
  display: flex;
  gap: 10px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: var(--btn-radius);
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.btn:active {
  transform: translateY(1px);
}
.btn-primary {
  background: linear-gradient(90deg, var(--accent), #5b21b6);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  filter: brightness(1.05);
}
.btn-ghost {
  background: rgba(124, 58, 237, 0.12);
  color: #c9b6ff;
  border-color: rgba(124, 58, 237, 0.35);
}
.btn-ghost:hover {
  background: rgba(124, 58, 237, 0.2);
}

/* Cards grid */
.section {
  padding: 24px 0 40px;
}
.section h2 {
  margin: 8px 0 16px;
  font-size: 22px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.card {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.035),
    rgba(255, 255, 255, 0.015)
  );
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.25s ease,
    border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(124, 58, 237, 0.35);
}
.card .cover {
  height: 150px;
  background: linear-gradient(
    120deg,
    rgba(124, 58, 237, 0.25),
    rgba(6, 182, 212, 0.25)
  );
  display: grid;
  place-items: center;
}
.game-icon {
  width: 64px;
  height: 64px;
  opacity: 0.85;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.card:hover .game-icon {
  transform: scale(1.1);
  opacity: 1;
}
.card .body {
  padding: 14px;
}
.card .title {
  font-weight: 700;
  margin: 0 0 6px;
}
.card .meta {
  color: var(--muted);
  font-size: 14px;
}
.card .actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--muted);
}
footer .links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
footer .links a {
  color: var(--muted);
}
footer .links a:hover {
  color: var(--text);
}

/* Popups */
.backdrop {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1000;
}
.backdrop.show {
  display: grid;
}
.modal {
  width: min(520px, 92vw);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 18px;
}
.modal h3 {
  margin: 0 0 8px;
}
.modal p {
  color: var(--muted);
}
.modal .actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.cookie-banner {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: none;
  z-index: 900;
  box-shadow: var(--shadow-sm);
}
.cookie-banner.show {
  display: block;
}
.cookie-inner {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 12px;
}
.cookie-inner p {
  margin: 0;
  color: var(--muted);
}
.cookie-inner .spacer {
  flex: 1;
}

/* Home extras */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
}
.feature h3 {
  margin: 8px 0 6px;
}
.categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.category {
  background: rgba(124, 58, 237, 0.08);
  border: 1px dashed rgba(124, 58, 237, 0.35);
  border-radius: 12px;
  padding: 10px;
  text-align: center;
}
.newsletter {
  background: linear-gradient(
    180deg,
    rgba(124, 58, 237, 0.13),
    rgba(6, 182, 212, 0.12)
  );
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}
.newsletter .row {
  justify-content: space-between;
}
.newsletter input {
  width: 100%;
  max-width: 320px;
}

/* Stars */
.stars {
  display: inline-flex;
  gap: 2px;
  color: #f5c84b;
}

/* Forms */
form .field {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}
input[type="text"],
textarea,
select {
  background: #0f1420;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}
textarea {
  min-height: 96px;
  resize: vertical;
}

.reviews-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.review-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
.review-item .by {
  color: var(--muted);
  font-size: 14px;
}

/* Game specific */
.tictactoe-grid {
  display: grid;
  grid-template-columns: repeat(3, 100px);
  gap: 8px;
}
.cell {
  width: 100px;
  height: 100px;
  display: grid;
  place-items: center;
  font-size: 36px;
  font-weight: 800;
  cursor: pointer;
  background: #0f1420;
  border: 1px solid var(--border);
  border-radius: 12px;
}
.cell:hover {
  background: #12192a;
}

canvas.snake {
  background: #0f1420;
  border: 1px solid var(--border);
  border-radius: 14px;
}

.memory-grid {
  display: grid;
  grid-template-columns: repeat(4, 90px);
  gap: 10px;
}
.card-tile {
  width: 90px;
  height: 90px;
  display: grid;
  place-items: center;
  background: #0f1420;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  font-weight: 700;
  font-size: 22px;
}
.card-tile.revealed {
  background: rgba(124, 58, 237, 0.18);
}

/* Utilities */
.muted {
  color: var(--muted);
}
.spaced {
  margin-top: 14px;
}
.row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.pill {
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.15);
  color: #cbb5ff;
  font-size: 12px;
  border: 1px solid rgba(124, 58, 237, 0.35);
  width: fit-content;
}

/* Responsive */
@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
  .hero .lead {
    font-size: 32px;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .hero .lead {
    font-size: 28px;
  }
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
  .features {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .categories {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .newsletter .row {
    flex-direction: column;
    align-items: flex-start;
  }
  .newsletter input {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
    padding: 0 16px;
  }
  
  /* Header */
  .nav-inner {
    flex-direction: column;
    gap: 12px;
    padding: 12px 0;
  }
  nav {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
  nav a {
    font-size: 14px;
    padding: 6px 10px;
  }
  .brand span {
    font-size: 16px;
  }
  
  /* Hero */
  .hero {
    padding: 24px 0 10px;
  }
  .hero .lead {
    font-size: 24px;
  }
  .hero .sub {
    font-size: 15px;
  }
  .hero .cta {
    flex-direction: column;
    gap: 8px;
  }
  .hero .cta .btn {
    width: 100%;
  }
  
  /* Grids */
  .grid {
    grid-template-columns: 1fr;
  }
  
  /* Cards */
  .card .cover {
    height: 120px;
  }
  .game-icon {
    width: 48px;
    height: 48px;
  }
  
  /* Section */
  .section {
    padding: 20px 0 32px;
  }
  .section h2 {
    font-size: 20px;
  }
  
  /* Footer */
  footer .links {
    flex-direction: column;
    gap: 10px;
  }
  
  /* Cookie banner */
  .cookie-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .cookie-inner .spacer {
    display: none;
  }
  .cookie-inner .btn {
    width: 100%;
  }
  
  /* Newsletter */
  .newsletter {
    padding: 14px;
  }
  .newsletter h2 {
    font-size: 18px;
  }
  .newsletter .row {
    gap: 8px;
  }
  .newsletter .row form {
    width: 100%;
  }
  .newsletter input,
  .newsletter .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 12px;
  }
  
  /* Typography */
  .hero .lead {
    font-size: 22px;
    line-height: 1.2;
  }
  .hero .sub {
    font-size: 14px;
  }
  h1 {
    font-size: 24px;
  }
  h2 {
    font-size: 18px;
  }
  
  /* Buttons */
  .btn {
    padding: 8px 14px;
    font-size: 14px;
  }
  
  /* Cards */
  .card .body {
    padding: 12px;
  }
  .card .title {
    font-size: 16px;
  }
  .card .meta {
    font-size: 13px;
  }
  .card .actions {
    flex-direction: column;
    gap: 6px;
  }
  .card .actions .btn {
    width: 100%;
  }
  
  /* Categories */
  .categories {
    grid-template-columns: 1fr;
  }
  
  /* Modal */
  .modal {
    width: min(360px, 92vw);
    padding: 14px;
  }
  .modal h3 {
    font-size: 18px;
  }
  .modal p {
    font-size: 14px;
  }
  .modal .actions {
    flex-direction: column;
  }
  .modal .actions .btn {
    width: 100%;
  }
  
  /* Games */
  .tictactoe-grid {
    grid-template-columns: repeat(3, 80px);
    gap: 6px;
  }
  .cell {
    width: 80px;
    height: 80px;
    font-size: 28px;
  }
  
  canvas.snake {
    width: 100%;
    max-width: 360px;
    height: auto;
  }
  
  .memory-grid {
    grid-template-columns: repeat(4, 70px);
    gap: 8px;
  }
  .card-tile {
    width: 70px;
    height: 70px;
    font-size: 18px;
  }
  
  /* Forms */
  input[type="text"],
  textarea,
  select {
    font-size: 14px;
    padding: 8px 10px;
  }
  textarea {
    min-height: 80px;
  }
}

@media (max-width: 400px) {
  /* Extra small mobile */
  .hero .lead {
    font-size: 20px;
  }
  
  .tictactoe-grid {
    grid-template-columns: repeat(3, 70px);
    gap: 5px;
  }
  .cell {
    width: 70px;
    height: 70px;
    font-size: 24px;
  }
  
  .memory-grid {
    grid-template-columns: repeat(4, 60px);
    gap: 6px;
  }
  .card-tile {
    width: 60px;
    height: 60px;
    font-size: 16px;
  }
  
  .brand span {
    display: none;
  }
}