/* ==========================================================================
   Base
   ========================================================================== */

:root {
  --color-bg: #1a1a1a;
  --color-bg-deep: #111111;
  --color-surface: #222222;
  --color-surface-soft: #2b2b2b;
  --color-accent: #4ec4d3;
  --color-text: #f5f5f5;
  --color-text-muted: #b8b8b8;
  --color-border: rgba(255, 255, 255, 0.1);
  --header-height: 120px;
  --container-width: 1120px;
  --transition-base: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "Montserrat", Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

body::selection {
  background: var(--color-accent);
  color: var(--color-bg-deep);
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

/* ==========================================================================
   Layout Utilities
   ========================================================================== */

.section-container {
  width: min(100% - 32px, var(--container-width));
  margin-inline: auto;
}

.section-container--narrow {
  width: min(100% - 32px, 860px);
}

.section-block {
  padding-block: 72px;
}

.section-heading {
  margin-bottom: 32px;
  text-align: left;
}

.section-eyebrow {
  margin: 0 0 10px;
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-eyebrow--section-label {
  color: var(--color-accent);
  text-align: left;
}

.section-title {
  margin: 0 0 20px;
  color: var(--color-text);
  font-size: clamp(2rem, 8vw, 3.2rem);
  line-height: 1.1;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  transition: background-color var(--transition-base), color var(--transition-base),
    border-color var(--transition-base);
}

.button--primary {
  background: var(--color-accent);
  color: var(--color-bg-deep);
}

.button--secondary {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.button:hover,
.button:focus-visible {
  background: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-bg-deep);
}

.image-placeholder,
.video-placeholder {
  display: grid;
  place-items: center;
  min-height: 220px;
  border: 1px solid var(--color-border);
  background:
    linear-gradient(135deg, rgba(78, 196, 211, 0.08), transparent),
    var(--color-surface);
  color: var(--color-text-muted);
  text-align: center;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  min-height: var(--header-height);
  border-bottom: 0;
  background: transparent;
}

.site-header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(100% - 32px, var(--container-width));
  min-height: var(--header-height);
  margin-inline: auto;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
}

.site-brand__logo {
  display: block;
  width: auto;
  height: 68px;
}

.site-brand__logo--footer {
  height: 56px;
}

.site-header__menu-toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: transparent;
}

.site-header__menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-text);
}

.site-nav,
.site-header .social-nav {
  display: none;
}

.site-nav__list,
.social-nav__list {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__link,
.site-footer__nav a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  transition: color var(--transition-base);
}

.site-nav__link:hover,
.site-nav__link:focus-visible,
.site-footer__nav a:hover,
.site-footer__nav a:focus-visible {
  color: var(--color-accent);
}

.social-nav__link {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 700;
  transition: border-color var(--transition-base), color var(--transition-base);
}

.social-nav__link:hover,
.social-nav__link:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.social-nav__icon {
  width: 16px;
  height: 16px;
  opacity: 0.72;
  filter: invert(1);
  transition: opacity var(--transition-base), filter var(--transition-base);
}

.social-nav__link:hover .social-nav__icon,
.social-nav__link:focus-visible .social-nav__icon {
  opacity: 1;
  filter: invert(80%) sepia(49%) saturate(562%) hue-rotate(142deg) brightness(91%) contrast(83%);
}

.site-header .social-nav__link {
  width: 42px;
  height: 42px;
  font-size: 0.82rem;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero-section {
  position: relative;
  display: grid;
  min-height: 100svh;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-section__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-slider {
  display: flex;
  width: 100%;
  height: 100%;
  animation: hero-slide 21s infinite ease-in-out;
}

.hero-slider__image {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes hero-slide {
  0%,
  28.571% {
    transform: translateX(0);
  }

  33.333%,
  61.904% {
    transform: translateX(-100%);
  }

  66.666%,
  95.238% {
    transform: translateX(-200%);
  }

  100% {
    transform: translateX(-300%);
  }
}

.hero-section__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.58);
}

.hero-section__content {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  align-content: end;
  min-height: calc(100svh - var(--header-height));
  padding-block: 72px 96px;
  text-align: center;
}

.hero-section__title {
  margin: 0;
  font-size: clamp(3rem, 16vw, 6.5rem);
  line-height: 0.95;
  text-transform: uppercase;
}

.hero-section .section-eyebrow {
  margin-bottom: 20px;
}

.hero-section__text {
  width: min(100%, 620px);
  margin: 20px auto 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ==========================================================================
   Featured Game
   ========================================================================== */

.featured-game {
  background: var(--color-bg-deep);
  text-align: left;
}

.video-placeholder {
  aspect-ratio: 16 / 9;
  min-height: auto;
  margin-top: 28px;
}

.video-link {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.video-link__thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-link__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.48);
}

.video-link__button {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(64px, 10vw, 96px);
  height: auto;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-base), filter var(--transition-base);
}

.video-link:hover .video-link__button,
.video-link:focus-visible .video-link__button {
  filter: brightness(1.15);
  transform: translate(-50%, -50%) scale(1.05);
}

.featured-game__description {
  max-width: 720px;
  margin: 28px auto 0;
  color: var(--color-text-muted);
  text-align: center;
}

/* ==========================================================================
   About
   ========================================================================== */

.about-section {
  background: var(--color-bg);
}

.about-section__grid {
  display: grid;
  gap: 32px;
}

.about-section__content p {
  margin: 0 0 16px;
  color: var(--color-text-muted);
}

.about-section__content .section-eyebrow {
  color: var(--color-accent);
}

.about-section__visual {
  min-width: 0;
}

.image-placeholder--concept {
  min-height: 360px;
}

/* ==========================================================================
   Games
   ========================================================================== */

.games-section {
  background: var(--color-bg-deep);
}

.games-grid {
  display: grid;
  gap: 24px;
}

.game-card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
}

.game-card__image {
  aspect-ratio: 16 / 10;
  min-height: auto;
  border-width: 0 0 1px;
}

.game-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.game-card__content {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.game-card__title {
  margin: 0;
  font-size: 1.25rem;
}

.game-card__description {
  margin: 0;
  color: var(--color-text-muted);
}

.game-card .button {
  justify-self: start;
  margin-top: 6px;
}

.game-card--drawer {
  align-self: start;
}

.game-card--drawer .game-card__content {
  gap: 0;
  padding: 18px 20px 20px;
}

.game-card--drawer .game-card__title {
  font-size: 1.15rem;
  transition: color 220ms ease;
}

.game-card--drawer:hover .game-card__title,
.game-card--drawer:focus-within .game-card__title {
  color: var(--color-accent);
}

.game-card--drawer .game-card__image {
  position: relative;
  overflow: hidden;
}

.game-card--drawer .game-card__image img {
  display: block;
  object-position: 52% 50%;
  transform: scale(1);
  transform-origin: center center;
  transition: transform 700ms ease;
}

.game-card--drawer .game-card__image::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: 1;
  height: 58px;
  background: linear-gradient(
    180deg,
    rgba(34, 34, 34, 0) 0%,
    rgba(34, 34, 34, 0.56) 52%,
    var(--color-surface) 100%
  );
  pointer-events: none;
}

.game-card--drawer .game-card__drawer {
  display: grid;
  gap: 14px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-8px);
  transition: max-height 520ms ease, opacity 420ms ease, transform 520ms ease,
    margin-top 520ms ease;
}

.game-card--drawer:hover .game-card__drawer,
.game-card--drawer:focus-within .game-card__drawer {
  max-height: 180px;
  margin-top: 14px;
  opacity: 1;
  transform: translateY(0);
}

.game-card--drawer:hover .game-card__image img,
.game-card--drawer:focus-within .game-card__image img {
  transform: scale(1.06);
}

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-section {
  background: var(--color-bg);
}

.contact-form {
  display: grid;
  gap: 18px;
  max-width: 620px;
}

.contact-form__field {
  display: grid;
  gap: 8px;
}

.contact-form label {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  color: var(--color-text);
  outline: none;
  padding: 14px 16px;
  transition: border-color var(--transition-base), background-color var(--transition-base);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #777777;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-accent);
  background: var(--color-surface-soft);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .button {
  justify-self: start;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-deep);
  padding-block: 34px;
}

.site-footer__grid {
  display: grid;
  gap: 24px;
  text-align: center;
}

.site-footer__brand p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.site-footer__logo-wrap {
  display: flex;
  justify-content: center;
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 20px;
}

.social-nav--footer .social-nav__list {
  justify-content: center;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 719px) {
  .site-header__container {
    justify-content: center;
  }

  .hero-section .section-eyebrow {
    font-size: clamp(0.64rem, 3vw, 0.78rem);
    letter-spacing: 0.08em;
    white-space: nowrap;
  }

  .site-footer__logo-wrap {
    order: 1;
  }

  .social-nav--footer {
    order: 2;
  }

  .site-footer__brand {
    order: 3;
  }
}

@media (min-width: 720px) {
  .section-block {
    padding-block: 96px;
  }

  .site-header__menu-toggle {
    display: none;
  }

  .site-nav,
  .site-header .social-nav {
    display: block;
  }

  .about-section__grid {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.85fr);
    align-items: center;
  }

  .games-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .site-footer__grid {
    position: relative;
    grid-template-columns: 1fr auto;
    align-items: center;
    text-align: left;
  }

  .site-footer__logo-wrap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }

  .site-footer__brand p {
    max-width: none;
  }

  .social-nav--footer {
    margin-left: 160px;
  }

  .site-footer__nav {
    justify-content: center;
  }

  .social-nav--footer .social-nav__list {
    justify-content: flex-end;
  }
}

@media (min-width: 980px) {
  .site-header__container {
    gap: 28px;
  }

  .site-nav {
    margin-left: auto;
  }
}