/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

:root {
  --color-primary: #e65a2d;
  --color-bg: #faf3eb;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-white: #ffffff;
  --color-dark: #1a1a1a;
  --shadow-soft: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-medium: 0 8px 16px rgba(0, 0, 0, 0.1);
  --border-radius: 12px;
  --transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  width: 100%;
  height: auto;
  display: block;
}

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

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

.section__title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--color-text);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  box-shadow: var(--shadow-soft);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--shadow-medium);
}

.navbar__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.navbar.scrolled .navbar__container {
  padding: 0.5rem 20px;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 0;
}

.navbar__logo-img {
  height: 45px;
  width: auto;
  object-fit: contain;
  display: block;
  vertical-align: top;
  line-height: 0;
}

.navbar__logo-link {
  text-decoration: none;
  color: inherit;
  display: inline-block;
  line-height: 0;
}

.navbar__logo-text {
  font-size: 2rem;
  font-family: "Roboto", sans-serif;
}

.navbar__menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.navbar__link {
  font-weight: 500;
  color: var(--color-text);
  transition: var(--transition);
  position: relative;
}

.navbar__link:hover {
  color: var(--color-primary);
}

.navbar__link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition);
}

.navbar__link:hover::after {
  width: 100%;
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.navbar__toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-right: 1rem;
}

.lang-btn {
  padding: 0.5rem 1rem;
  background-color: transparent;
  border: 2px solid var(--color-text);
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
}

.lang-btn:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.lang-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  margin-top: 80px;
  padding: 4rem 0;
  background: linear-gradient(
    135deg,
    var(--color-bg) 0%,
    rgba(230, 90, 45, 0.05) 100%
  );
}

.hero__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero__title {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

.hero__subtitle {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-primary);
}

.hero__description {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.hero__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: #d14a23;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn--secondary:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

.btn__icon {
  height: 50px;
  width: auto;
}

.hero__image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__mockup {
  max-width: 400px;
  width: 100%;
  height: auto;
  border-radius: 20px;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features {
  padding: 5rem 0;
  background-color: var(--color-white);
}

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

.feature-card {
  background-color: var(--color-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-soft);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.feature-card__icon {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.feature-card__description {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */

.how-it-works {
  padding: 5rem 0;
  background-color: var(--color-bg);
}

.how-it-works__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step-card {
  background-color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.step-card__number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.step-card__icon {
  display: flex;
  justify-content: center;
  margin: 1rem 0 1.5rem;
}

.step-card__title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.step-card__description {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================================
   CATEGORIES SECTION
   ============================================ */

.categories {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.categories__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.category-card {
  background: linear-gradient(
    135deg,
    rgba(230, 90, 45, 0.1) 0%,
    rgba(230, 90, 45, 0.05) 100%
  );
  padding: 2rem 1.5rem;
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-medium);
}

.category-card__icon {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.category-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.category-card__description {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 0.5rem;
  line-height: 1.5;
}

/* ============================================
   SCREENSHOTS SECTION
   ============================================ */

.screenshots {
  padding: 5rem 0;
  background-color: var(--color-bg);
}

.screenshots__slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.screenshots__container {
  overflow: hidden;
  border-radius: var(--border-radius);
}

.screenshots__track {
  display: flex;
  transition: transform 0.5s ease;
}

.screenshots__slide {
  min-width: 100%;
  display: flex;
  justify-content: center;
}

.screenshots__image {
  max-width: 300px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

.screenshots__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--color-white);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
  z-index: 10;
  color: var(--color-primary);
}

.screenshots__btn:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-50%) scale(1.1);
}

.screenshots__btn--prev {
  left: -25px;
}

.screenshots__btn--next {
  right: -25px;
}

.screenshots__indicators {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.screenshots__indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: #ccc;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.screenshots__indicator.active {
  background-color: var(--color-primary);
  width: 30px;
  border-radius: 6px;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */

.testimonials {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background-color: var(--color-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.testimonial-card__avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-primary);
}

.testimonial-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-card__name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.testimonial-card__location {
  color: var(--color-primary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.testimonial-card__text {
  color: var(--color-text-light);
  line-height: 1.8;
  font-style: italic;
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq {
  padding: 5rem 0;
  background-color: var(--color-bg);
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background-color: var(--color-white);
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq__question {
  padding: 1.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  position: relative;
  color: var(--color-text);
  transition: var(--transition);
}

.faq__question:hover {
  color: var(--color-primary);
}

.faq__question::marker {
  display: none;
}

.faq__question::after {
  content: "+";
  position: absolute;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--color-primary);
  transition: var(--transition);
}

.faq__item[open] .faq__question::after {
  content: "−";
}

.faq__answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: 4rem 0 2rem;
}

.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 0;
}

.footer__logo-img {
  height: 45px;
  width: auto;
  object-fit: contain;
  display: block;
  vertical-align: top;
  line-height: 0;
}

.footer__logo-text {
  font-size: 2rem;
  font-family: "Roboto", sans-serif;
}

.footer__slogan {
  color: #cccccc;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.footer__download {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__link {
  color: #cccccc;
  transition: var(--transition);
}

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

.footer__social-icons {
  display: flex;
  gap: 1rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: var(--transition);
  color: var(--color-white);
}

.footer__social-link:hover {
  background-color: var(--color-primary);
  transform: translateY(-3px);
}

.footer__bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__copyright {
  color: #cccccc;
  font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  .navbar__menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
  }

  .navbar__menu.active {
    left: 0;
  }

  .navbar__toggle {
    display: flex;
  }

  .lang-switcher {
    margin-right: 0.5rem;
  }

  .lang-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }

  .navbar__logo-img {
    height: 38px;
  }

  .navbar__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .navbar__toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .navbar__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero__container {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__subtitle {
    font-size: 1.25rem;
  }

  .section__title {
    font-size: 2rem;
  }

  .hero__buttons {
    justify-content: center;
  }

  .screenshots__btn {
    width: 40px;
    height: 40px;
  }

  .screenshots__btn--prev {
    left: 10px;
  }

  .screenshots__btn--next {
    right: 10px;
  }

  .how-it-works__steps {
    grid-template-columns: 1fr;
  }

  .categories__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .footer__logo {
    justify-content: center;
  }

  .footer__logo-img {
    height: 38px;
  }

  .footer__download {
    justify-content: center;
  }

  .footer__social-icons {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 2rem 0;
  }

  .hero__title {
    font-size: 1.75rem;
  }

  .section__title {
    font-size: 1.75rem;
    margin-bottom: 2rem;
  }

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

  .btn__icon {
    height: 40px;
  }

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

/* ============================================
   MODAL
   ============================================ */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal.active {
  display: flex;
  opacity: 1;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transform: scale(0.9);
  transition: transform 0.3s ease;
  overflow: hidden;
}

.modal.active .modal__content {
  transform: scale(1);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text-light);
  transition: var(--transition);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  width: 36px;
  height: 36px;
}

.modal__close:hover {
  color: var(--color-text);
  background-color: rgba(0, 0, 0, 0.05);
}

.modal__body {
  padding: 3rem 2rem 2rem;
  text-align: center;
}

.modal__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(230, 90, 45, 0.1);
  border-radius: 50%;
  padding: 1rem;
}

.modal__icon svg {
  width: 100%;
  height: 100%;
}

.modal__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.modal__message {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.modal__button {
  width: 100%;
  max-width: 200px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .modal__content {
    max-width: 90%;
  }

  .modal__body {
    padding: 2.5rem 1.5rem 1.5rem;
  }

  .modal__title {
    font-size: 1.5rem;
  }

  .modal__message {
    font-size: 0.95rem;
  }

  .modal__icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
  }
}