:root {
  --color-primary: #f39c12;
  --color-secondary: #e74c3c;
  --color-dark-bg: #2c3e50;
  --color-light-bg: #ecf0f1;
  --color-text-light: #ecf0f1;
  --color-text-dark: #34495e;
  --font-heading: "Impact", "Arial Black", sans-serif;
  --font-body: "Roboto", sans-serif;
  --spacing-unit: 1rem;
  --max-width: 1200px;
}

@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&display=swap");

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  line-height: 1.6;
  background-color: #1f2a36;
}

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-unit) 0;
}

a {
  text-decoration: none;
  color: var(--color-primary);
  transition: color 0.3s;
}

a:hover {
  color: var(--color-secondary);
}

.header {
  background-color: var(--color-dark-bg);
  padding: 1.5rem 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo-link {
  display: flex;
  align-items: center;
  color: var(--color-text-light);
  font-size: 1.8rem;
  font-weight: bold;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.header__logo {
  width: 40px;
  height: 40px;
  margin-right: 0.5rem;
  border-radius: 5px;
}

.nav__list {
  display: flex;
  list-style: none;
}

.nav__item {
  margin-left: 2rem;
}

.nav__link {
  color: var(--color-text-light);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
}

.nav__link:hover {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

.hero-section {
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
    url("img/battle_scene_01.webp") center/cover no-repeat;
  color: var(--color-text-light);
  padding: 6rem 0 8rem 0;
  text-align: center;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__container {
  padding: 2rem;
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: 10px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 4.5rem;
  color: var(--color-primary);
  text-shadow: 3px 3px 5px #000;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.hero__subtitle {
  font-size: 1.8rem;
  font-weight: 300;
  margin-bottom: 2rem;
  color: var(--color-text-light);
}

.hero__description {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto 3rem auto;
  font-weight: 300;
}

.hero__download-links {
  margin-bottom: 1.5rem;
}

.download-badge {
  height: 60px;
  transition: transform 0.3s;
}

.download-badge:hover {
  transform: scale(1.05);
}

.hero__note {
  font-size: 0.9rem;
  opacity: 0.8;
}

.section {
  padding: 6rem 0;
}

.description-section,
.features-section,
.howto-section {
  background-color: var(--color-light-bg);
  color: var(--color-text-dark);
}

.gallery-section,
.call-to-action-section {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
}

.section__title {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--color-dark-bg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.gallery-section .section__title,
.call-to-action-section .section__title {
  color: var(--color-primary);
}

.description__text {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  text-align: justify;
}

.description__image-container {
  text-align: center;
  margin: 3rem 0;
}

.description__image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.features__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.features__item {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.features__item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

.features__heading {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 0.8rem;
  font-weight: 700;
}

.features__image-container {
  text-align: center;
}

.features__image {
  max-width: 80%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.gallery__subtitle {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--color-text-light);
  font-weight: 300;
}

.gallery__text {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem auto;
  color: var(--color-text-light);
  opacity: 0.9;
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding-bottom: 2rem;
}

.gallery__item {
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.gallery__image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery__item:hover .gallery__image {
  transform: scale(1.05);
}

.howto__list {
  list-style: none;
  counter-reset: step-counter;
}

.howto__item {
  display: flex;
  margin-bottom: 3rem;
  padding: 1.5rem;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.howto__step-number {
  counter-increment: step-counter;
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-secondary);
  margin-right: 1.5rem;
  min-width: 50px;
  text-align: center;
}

.howto__heading {
  font-size: 1.5rem;
  color: var(--color-dark-bg);
  margin-bottom: 0.5rem;
}

.howto__text {
  font-size: 1.05rem;
}

.call-to-action-section {
  padding: 5rem 0;
  text-align: center;
  background-color: var(--color-secondary);
  background-image: linear-gradient(
    45deg,
    var(--color-secondary),
    var(--color-primary)
  );
}

.cta__title {
  font-size: 3rem;
  color: var(--color-text-light);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.cta__text {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 1.5rem auto 2.5rem auto;
  font-weight: 300;
}

.cta__download-links .download-link {
  display: inline-block;
}

.footer {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
  padding-top: 4rem;
  border-top: 5px solid var(--color-primary);
}

.footer__container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 3rem;
}

.footer__heading {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  font-weight: 700;
}

.footer__list {
  list-style: none;
}

.footer__item {
  margin-bottom: 0.5rem;
}

.footer__link {
  color: var(--color-text-light);
  opacity: 0.8;
  transition: opacity 0.3s;
  font-size: 0.95rem;
}

.footer__link:hover {
  color: var(--color-primary);
  opacity: 1;
}

.footer__info {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  opacity: 0.8;
}

.footer__bottom {
  padding: 1.5rem 0;
  text-align: center;
}

.footer__copyright {
  font-size: 0.85rem;
  opacity: 0.6;
}

.download-badge--footer {
  height: 50px;
}

@media (max-width: 900px) {
  .header__nav {
    display: none;
  }

  .header__container {
    justify-content: center;
  }

  .hero__title {
    font-size: 3rem;
  }

  .hero__subtitle {
    font-size: 1.4rem;
  }

  .section {
    padding: 4rem 0;
  }

  .section__title {
    font-size: 2rem;
    margin-bottom: 2rem;
  }

  .footer__container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .container {
    width: 95%;
  }

  .hero-section {
    padding: 4rem 0 6rem 0;
    min-height: 60vh;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .hero__subtitle {
    font-size: 1.2rem;
  }

  .howto__item {
    flex-direction: column;
    text-align: center;
  }

  .howto__step-number {
    margin: 0 0 1rem 0;
    font-size: 2.5rem;
  }

  .gallery__grid {
    grid-template-columns: 1fr;
  }

  .footer__container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .features__list {
    grid-template-columns: 1fr;
  }
}