/*==============================
  Variables & Base Styles
==============================*/
:root {
  --bg-color: #0a0a0a;
  --card-bg: #141414;
  --text-color: #ffffff;
  --muted-text: #9a9a9a;
  --accent-color: #e50914; /* Netflix Red */
  --accent-hover: #f40612;
  --radius: 8px;
  --transition: 0.2s ease-in-out;
  --container-width: 1200px;
}

.light-mode {
  --bg-color: #ffffff;
  --card-bg: #f3f4f6;
  --text-color: #111827;
  --muted-text: #6b7280;
  --accent-color: #e50914;
  --accent-hover: #f40612;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

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

.section-padding {
  padding: 4rem 0;
}

/*==============================
  Header & Navigation
==============================*/
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(6px);
  z-index: 1000;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-color);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

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

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--accent-color);
}

.nav-icons {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-icons i {
  color: var(--text-color);
  cursor: pointer;
  font-size: 1.15rem;
  transition: color var(--transition);
}

.nav-icons i:hover {
  color: var(--accent-color);
}

#mobileToggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.4rem;
}

/*==============================
  Hero Section
==============================*/
.hero {
  padding-top: 8rem;
  padding-bottom: 6rem;
  position: relative;
  overflow: hidden;
  text-align: center;
}

@keyframes breathingGlow {
  0% {
    box-shadow: 0 0 20px 0px var(--accent-color);
  }
  50% {
    box-shadow: 0 0 40px 10px var(--accent-color);
  }
  100% {
    box-shadow: 0 0 20px 0px var(--accent-color);
  }
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 300px;
  transform: translate(-50%, -50%);
  background: var(--accent-color);
  border-radius: 50%;
  filter: blur(100px);
  animation: breathingGlow 5s ease-in-out infinite;
  pointer-events: none;
}

.badge {
  background: var(--card-bg);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.badge .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-color);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw + 1rem, 4.5rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.gradient {
  background: linear-gradient(90deg, #ff66c4 0%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.125rem;
  color: var(--muted-text);
}

.cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all var(--transition);
}

.btn.primary {
  background: var(--accent-color);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-hover);
}

.btn.secondary {
  background: var(--card-bg);
  color: #fff;
}

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

/*==============================
  Utility classes
==============================*/
.section-subtitle {
  color: var(--accent-color);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-description {
  color: var(--muted-text);
  max-width: 640px;
  margin: 0 auto 3rem;
}

.card {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
}

/*==============================
  Benefits Section
==============================*/
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.benefits-intro {
  grid-column: span 2;
}

.benefit-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.benefit i {
  font-size: 2rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

.card-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.05);
}

/*==============================
  Features Section
==============================*/
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.feature i {
  font-size: 1.75rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

/*==============================
  Services Section
==============================*/
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.service h3 {
  margin-bottom: 0.5rem;
}

.pro {
  position: relative;
}

.pro-badge {
  position: absolute;
  top: -0.75rem;
  right: -0.75rem;
  background: var(--accent-color);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
}

/*==============================
  Testimonials Section
==============================*/
.testimonial-slider {
  position: relative;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--card-bg);
  border: none;
  padding: 0.75rem;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  z-index: 10;
  transition: background var(--transition);
}

.slider-btn:hover {
  background: var(--accent-color);
}

.slider-btn.prev {
  left: -2rem;
}

.slider-btn.next {
  right: -2rem;
}

.testimonial-track {
  display: flex;
  overflow: hidden;
  scroll-behavior: smooth;
}

.testimonial {
  min-width: 300px;
  margin: 0 1rem;
}

.stars {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.author {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.quote {
  font-style: italic;
  color: var(--muted-text);
}

/*==============================
  FAQ Section
==============================*/
.accordion {
  max-width: 640px;
  margin: 0 auto;
}

.accordion-item + .accordion-item {
  margin-top: 1rem;
}

.accordion-header {
  width: 100%;
  text-align: left;
  background: var(--card-bg);
  color: var(--text-color);
  padding: 1rem 1.25rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: background var(--transition);
}

.accordion-header:hover {
  background: var(--accent-color);
}

.accordion-body {
  background: var(--card-bg);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 0 1.25rem 1rem;
  display: none;
  color: var(--muted-text);
}

.accordion-item.active .accordion-body {
  display: block;
}

.accordion-item.active .accordion-header i {
  transform: rotate(45deg);
}

/*==============================
  Team Section
==============================*/
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.team-member {
  padding: 0;
  overflow: hidden;
}

.team-member img {
  width: 100%;
  object-fit: cover;
  height: 260px;
}

.member-info {
  padding: 1.5rem;
}

.member-info h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.member-info span {
  color: var(--accent-color);
}

.member-info p {
  color: var(--muted-text);
  font-size: 0.875rem;
}

.socials {
  margin-top: 1rem;
  display: flex;
  gap: 1rem;
}

.socials a {
  color: var(--text-color);
  transition: color var(--transition);
}

.socials a:hover {
  color: var(--accent-color);
}

/*==============================
  Footer
==============================*/
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 3rem;
}

.footer-column h4 {
  margin-bottom: 0.75rem;
}

.footer-column ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-column a {
  color: var(--muted-text);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-column a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--muted-text);
  font-size: 0.875rem;
}

.footer-bottom a {
  color: var(--accent-color);
  text-decoration: none;
}

/*==============================
  Responsive
==============================*/
@media (max-width: 900px) {
  #mobileToggle {
    display: block;
  }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-color);
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem 0;
    transform: translateY(-200%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

/*==============================
  Featured Wallpaper Section
==============================*/
.featured-wallpaper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 2rem;
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.wallpaper-img {
  width: 100%;
  max-width: 800px;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
}

.wallpaper-info {
  padding: 2rem;
  width: 100%;
  text-align: center;
}

.wallpaper-info h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.wallpaper-info p {
  color: var(--muted-text);
  margin-bottom: 1.5rem;
}

.download-btn {
  padding: 0.75rem 2rem;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.resolution-options {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.resolution-btn {
  padding: 0.5rem 1rem;
  background: var(--bg-color);
  color: var(--muted-text);
  border-radius: var(--radius);
  font-size: 0.875rem;
  text-decoration: none;
  transition: all var(--transition);
}

.resolution-btn:hover {
  background: var(--accent-color);
  color: #fff;
}

/*==============================
  Gallery Section
==============================*/
.wallpaper-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.wallpaper-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 2/3;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition);
}

.wallpaper-card:hover {
  transform: translateY(-10px);
}

.wallpaper-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wallpaper-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: #fff;
  opacity: 0;
  transition: opacity var(--transition);
}

.wallpaper-card:hover .wallpaper-overlay {
  opacity: 1;
}

.wallpaper-overlay h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.wallpaper-overlay p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
}

.download-icon {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--accent-color);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  transition: transform var(--transition);
}

.download-icon:hover {
  transform: scale(1.1);
}

.view-more-container {
  margin-top: 3rem;
}

.view-more-btn {
  padding: 0.75rem 2rem;
}

@media (min-width: 768px) {
  .featured-wallpaper {
    flex-direction: row;
    align-items: stretch;
  }
  
  .wallpaper-img {
    width: 60%;
    height: 500px;
    border-radius: var(--radius) 0 0 var(--radius);
  }
  
  .wallpaper-info {
    width: 40%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
    padding: 2.5rem;
  }
  
  .resolution-options {
    justify-content: flex-start;
  }
}

.converter-box {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--radius);
  max-width: 700px;
  margin: 0 auto;
}

.input-group {
  display: flex;
  margin-top: 1rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--muted-text);
}

#youtube-url-input {
  flex-grow: 1;
  border: none;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  background: #222;
  color: var(--text-color);
}

#youtube-url-input:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--accent-color);
}

#convert-button {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.small-text {
    font-size: 0.8rem;
    color: var(--muted-text);
    margin-top: 1rem;
}