@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,600;0,700;1,700&display=swap');

:root {
  /* Colors */
  --bg-main: #0A0E1A;
  --bg-darker: #070B14;
  --bg-card-1: #1E2D45;
  --bg-card-2: #111622;
  --bg-card-3: #111827;
  
  --text-white: #FFFFFF;
  --text-muted: #A0B0C8;
  --text-dark: #0A0E1A;
  
  --accent-yellow: #F5C518;
  --accent-cyan: #00E5FF;
  --accent-pink: #FF0080;
  --accent-blue: #3B8BEB;
  --accent-green: #22C55E;
  --accent-red: #EF4444;
  
  --border-light: rgba(255, 255, 255, 0.1);
  --border-card: #1E2D45;
  
  /* Typography */
  --font-main: 'Inter', sans-serif;
  
  /* Layout */
  --container-width: 1100px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  color: var(--text-white);
  overflow-x: hidden;
  line-height: 1.5;
}

/* Typography Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.italic { font-style: italic; }
.uppercase { text-transform: uppercase; }
.text-muted { color: var(--text-muted); }
.text-yellow { color: var(--accent-yellow); }
.text-cyan { color: var(--accent-cyan); }
.text-white { color: var(--text-white); }
.text-blue { color: var(--accent-blue); }

/* Layout Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}
.w-full { width: 100%; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-24 { margin-top: 6rem; }
.py-60 { padding-top: 60px; padding-bottom: 60px; }
.py-80 { padding-top: 80px; padding-bottom: 80px; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

/* Flex & Grid */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-grow { flex-grow: 1; }
.shrink-0 { flex-shrink: 0; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

@media (max-width: 1024px) {
  .lg-grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .md-grid-cols-2 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .md-grid-cols-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .sm-grid-cols-2 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .sm-hidden { display: none; }
  .sm-px-20 { padding-left: 20px; padding-right: 20px; }
}

@media (min-width: 641px) {
  .sm-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm-block { display: block; }
}

/* Sections */
.bg-darker { background-color: var(--bg-darker); }
.bg-main { background-color: var(--bg-main); }

/* Top Banner */
.top-banner {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--accent-red);
  padding: 8px 16px;
  text-align: center;
}
.top-banner p {
  color: white;
  font-weight: 700;
  font-size: 14px;
}

/* Hero Section */
.hero {
  padding-top: 60px;
  text-align: center;
}
.badge-yellow {
  display: inline-block;
  background-color: var(--accent-yellow);
  color: var(--text-dark);
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-weight: 700;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 28px;
  line-height: 1.2;
  margin-bottom: 24px;
  max-width: 800px;
  margin-inline: auto;
}
@media (min-width: 640px) {
  .hero h1 { font-size: 38px; }
}
.hero p {
  font-size: 18px;
  max-width: 640px;
  margin-inline: auto;
  color: var(--text-muted);
}

/* Video Placeholder */
.video-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 0;
}
.video-wrapper {
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  background-color: black;
  aspect-ratio: 9/16;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: var(--accent-green);
  color: white;
  font-weight: 700;
  font-size: 18px;
  padding: 18px 32px;
  border-radius: 8px;
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
  width: 100%;
  box-shadow: 0 4px 14px 0 rgba(34, 197, 94, 0.39);
  position: relative;
  overflow: hidden;
}
@media (min-width: 640px) {
  .btn-primary { width: auto; padding: 18px 48px; }
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(34, 197, 94, 0.5);
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: rgba(255,255,255,0.2);
  transform: rotate(45deg);
  animation: shine 3s infinite;
}

@keyframes shine {
  0% { transform: translateX(-100%) rotate(45deg); }
  100% { transform: translateX(100%) rotate(45deg); }
}

/* Section Headings */
.section-title {
  font-size: 32px;
  line-height: 1.2;
}
@media (min-width: 640px) {
  .section-title { font-size: 42px; }
}
.gradient-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(to right, var(--accent-pink), var(--accent-cyan));
  margin: 0 auto;
  border-radius: 2px;
}

/* Album Cards */
.album-card {
  aspect-ratio: 1/1;
  background-color: var(--bg-card-1);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-card);
  cursor: pointer;
}
.album-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transition: opacity 0.3s ease, transform 0.5s ease;
}
.album-card:hover img {
  opacity: 1;
  transform: scale(1.05);
}
.album-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg-main) 0%, rgba(10, 14, 26, 0.4) 50%, transparent 100%);
  z-index: 10;
}
.album-content {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 16px;
}
.album-content h3 {
  font-size: 18px;
  text-shadow: 0 4px 4px rgba(0,0,0,1);
}
@media (min-width: 640px) {
  .album-content h3 { font-size: 20px; }
}

/* Category Cards */
.category-card {
  background-color: var(--bg-card-2);
  border-radius: 12px;
  border: 1px solid var(--border-card);
  padding: 24px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-yellow);
}
.category-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}
.category-header svg {
  color: var(--accent-yellow);
  width: 20px;
  height: 20px;
}
.category-header h3 {
  color: var(--accent-yellow);
  font-size: 16px;
  letter-spacing: 0.05em;
}
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-card);
  margin-bottom: 24px;
}
.list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.list-item:last-child {
  margin-bottom: 0;
}
.check-icon {
  color: var(--accent-cyan);
  font-weight: 700;
  margin-top: 2px;
}
.list-text {
  font-size: 15px;
}

/* Testimonials */
.testimonial-card {
  background-color: var(--bg-card-3);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 20px;
}
@media (min-width: 640px) {
  .testimonial-card { padding: 24px; }
}
.testimonial-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #1E3A5F;
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  overflow: hidden;
  position: relative;
}
.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 10;
}
.stars {
  color: var(--accent-yellow);
  font-size: 14px;
  letter-spacing: 2px;
}

/* Bonus Cards */
.bonus-card {
  background-color: var(--bg-card-2);
  padding: 32px;
  border-radius: 16px;
  border: 2px solid var(--border-card);
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.bonus-card.hover-yellow:hover { border-color: var(--accent-yellow); transform: translateY(-5px); }
.bonus-card.hover-cyan:hover { border-color: var(--accent-cyan); transform: translateY(-5px); }
.bonus-img-wrapper {
  width: 180px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 24px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--border-card);
}
@media (min-width: 640px) {
  .bonus-img-wrapper { width: 220px; }
}
.bonus-img-wrapper img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* Device Mockup */
.mockup-container {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 3/4;
  background-color: var(--bg-card-3);
  border: 2px solid #1E3A5F;
  border-radius: 12px;
  margin: 0 auto;
  overflow: hidden;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
.mockup-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Pricing Cards */
.pricing-card {
  background-color: var(--bg-card-3);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
}
@media (min-width: 640px) {
  .pricing-card { padding: 32px; }
}
.pricing-card:hover {
  transform: translateY(-5px);
}
.pricing-card.popular {
  border: 2px solid var(--accent-yellow);
  box-shadow: 0 0 30px rgba(245, 197, 24, 0.1);
  position: relative;
  margin-top: 24px;
}
@media (min-width: 768px) {
  .pricing-card.popular { margin-top: 0; transform: scale(1.05); }
  .pricing-card.popular:hover { transform: scale(1.05) translateY(-5px); }
}
.badge-popular {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--accent-yellow);
  color: var(--text-dark);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 16px;
  border-radius: 9999px;
  font-weight: 700;
  white-space: nowrap;
}
.price {
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent-yellow);
}
.price-list {
  list-style: none;
  flex-grow: 1;
  margin-bottom: 32px;
}
.price-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.price-list-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}
.svg-blue { color: var(--accent-blue); }
.svg-yellow { color: var(--accent-yellow); }

/* Guarantee Box */
.guarantee-box {
  background-color: var(--bg-card-3);
  border: 2px solid var(--accent-blue);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}
@media (min-width: 640px) {
  .guarantee-box { padding: 40px; }
}
.guarantee-icon {
  color: var(--accent-blue);
  width: 48px;
  height: 48px;
  margin: 0 auto 24px;
}

/* FAQ Accordion */
.faq-item {
  border-bottom: 1px solid var(--border-card);
  padding: 20px 0;
}
.faq-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
}
.faq-icon {
  color: var(--accent-yellow);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}
.faq-content p {
  padding-top: 12px;
  color: var(--text-muted);
}
.faq-item.active .faq-content {
  max-height: 200px;
  opacity: 1;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

/* Footer */
footer {
  background-color: var(--bg-darker);
  padding: 24px 16px;
  text-align: center;
}
footer p {
  color: #4A5568;
  font-size: 13px;
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* SVG Utilities */
svg {
  display: inline-block;
  vertical-align: middle;
}